body.bg-research,body.bg-academic-os{position:relative;background:rgba(30,41,59,.3)}body.bg-research::before,body.bg-academic-os::before{content:'';position:fixed;inset:0;z-index:-1}body.bg-translation{position:relative;background:rgba(30,41,59,.3)}body.bg-translation::before{content:'';position:fixed;inset:0;z-index:-1}body.bg-teaching{position:relative;background:rgba(30,41,59,.3)}body.bg-teaching::before{content:'';position:fixed;inset:0;z-index:-1}body.bg-creative{background:transparent !important;position:relative}body.bg-creative::before{content:'';position:fixed;inset:0;z-index:-1;background:radial-gradient(ellipse 70% 40% at 30% 20%,rgba(251,191,36,.06) 0%,transparent 60%),radial-gradient(ellipse 60% 35% at 75% 60%,rgba(244,114,182,.04) 0%,transparent 50%),linear-gradient(180deg,#fefefd 0%,#fcfaf6 15%,#faf6f0 35%,#f7f2ea 55%,#f3ede4 75%,#f0e9de 95%,#ede5d8 100% )}.home-hero{position:relative;overflow:hidden}.home-hero-bg{position:fixed;inset:0;z-index:-1;background:url('../images/mainpage1.webp') center/cover no-repeat;opacity:.65}.home-hero-overlay{position:absolute;inset:0;z-index:1;overflow:hidden}.home-hero-overlay::before{content:'';position:absolute;width:380px;height:380px;top:-80px;left:-120px;background:radial-gradient(circle,rgba(255,255,255,.07) 0%,transparent 70%)}.home-hero-overlay::after{content:'';position:absolute;width:280px;height:280px;top:40px;right:-60px;background:radial-gradient(circle,rgba(251,191,36,.08) 0%,transparent 70%)}.orb-3{position:absolute;width:220px;height:220px;bottom:20%;left:55%;background:radial-gradient(circle,rgba(168,85,247,.1) 0%,transparent 70%)}:root{--primary:#6366f1;--primary-50:#eef2ff;--primary-light:#818cf8;--primary-dark:#4f46e5;--primary-deeper:#3730a3;--primary-bg:#eef2ff;--secondary:#059669;--accent:#d97706;--purple:#7c3aed;--pink:#ec4899;--bg:#faf8f5;--bg-alt:#f5f2ed;--card-bg:#ffffff;--text:#1e293b;--text-light:#64748b;--text-muted:#94a3b8;--border:#e2e8f0;--border-hover:#cbd5e1;--success:#22c55e;--danger:#ef4444;--warning:#f59e0b;--radius-xs:6px;--radius-sm:8px;--radius:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px;--shadow-sm:0 1px 2px rgba(99,102,241,.04),0 1px 3px rgba(0,0,0,.04);--shadow:0 1px 3px rgba(99,102,241,.06),0 1px 2px rgba(0,0,0,.04);--shadow-md:0 4px 12px rgba(99,102,241,.08),0 2px 4px rgba(0,0,0,.04);--shadow-lg:0 10px 25px rgba(99,102,241,.10),0 4px 10px rgba(0,0,0,.06);--shadow-xl:0 20px 50px rgba(99,102,241,.12),0 8px 20px rgba(0,0,0,.08);--space-1:0.25rem;--space-2:0.5rem;--space-3:0.75rem;--space-4:1rem;--space-5:1.5rem;--space-6:2rem;--space-7:3rem;--space-8:4rem;--font:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;--font-mono:"JetBrains Mono","Fira Code","Consolas",monospace;--font-serif:"Georgia","Noto Serif SC","Source Han Serif SC",serif;--leading:1.6;--leading-tight:1.25;--max-width:1200px;--nav-height:56px;--transition:0.2s ease;--transition-slow:0.3s cubic-bezier(.4,0,.2,1)}[data-theme="dark"]{--bg:#18181b;--bg-alt:#27272a;--card-bg:#27272a;--text:#f4f4f5;--text-light:#a1a1aa;--text-muted:#71717a;--border:#3f3f46;--border-hover:#52525b;--primary-bg:#1e1b4b;--shadow-sm:0 1px 2px rgba(0,0,0,.3);--shadow:0 1px 3px rgba(0,0,0,.4);--shadow-md:0 4px 12px rgba(0,0,0,.5);--shadow-lg:0 10px 25px rgba(0,0,0,.6);--shadow-xl:0 20px 50px rgba(0,0,0,.7)}html.theme-transition,html.theme-transition *,html.theme-transition *::before,html.theme-transition *::after{transition:background-color .3s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease !important}html{scroll-behavior:smooth}*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.navbar{background:linear-gradient(180deg,#312e81,var(--primary-dark));color:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(79,70,229,.15),var(--shadow-md);border-bottom:1px solid rgba(129,140,248,.18)}.nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;height:56px}.nav-brand{font-size:1.1rem;font-weight:700;color:#fff;letter-spacing:.5px;background:linear-gradient(135deg,#fff,#c7d2fe);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-brand:hover{opacity:.85;text-decoration:none}.nav-links{display:flex;gap:2px;align-items:center}.nav-product{display:inline-flex;align-items:center;gap:4px;color:rgba(255,255,255,.95);padding:4px 12px;border-radius:999px;font-size:.78rem;font-weight:600;background:rgba(217,119,6,.18);border:1px solid rgba(251,191,36,.35);transition:all .2s}.nav-product:hover{background:rgba(251,191,36,.28);color:#fff;border-color:rgba(251,191,36,.6);text-decoration:none;transform:translateY(-1px)}.nav-sep{width:1px;height:18px;background:rgba(255,255,255,.15);margin:0 4px}.nav-link{color:rgba(255,255,255,.6);padding:5px 10px;border-radius:var(--radius-xs);font-size:.78rem;font-weight:500;transition:all .2s}.nav-link:hover{background:rgba(255,255,255,.12);color:#fff;text-decoration:none}.nav-pricing{color:#fbbf24 !important;font-weight:700;border:1px solid rgba(251,191,36,.3)}.nav-pricing:hover{background:rgba(251,191,36,.15) !important;border-color:rgba(251,191,36,.6)}.nav-register{background:linear-gradient(135deg,#f59e0b,#d97706) !important;color:#fff !important;padding:4px 14px;border-radius:999px;font-weight:600;transition:all .2s}.nav-register:hover{background:linear-gradient(135deg,#d97706,#b45309) !important;transform:translateY(-1px)}.nav-signin{background:linear-gradient(135deg,#818cf8,#6366f1) !important;color:#fff !important;padding:4px 14px;border-radius:999px;font-weight:600;transition:all .2s}.nav-signin:hover{background:linear-gradient(135deg,#6366f1,#4f46e5) !important;transform:translateY(-1px)}[data-theme="dark"] .navbar{background:linear-gradient(180deg,#1e1b4b,#312e81);box-shadow:0 2px 12px rgba(0,0,0,.3),var(--shadow-md);border-bottom-color:rgba(99,102,241,.15)}[data-theme="dark"] .nav-brand{background:linear-gradient(135deg,#e0e7ff,#a5b4fc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.main-content{flex:1;max-width:var(--max-width);margin:0 auto;padding:var(--space-6) var(--space-4);width:100%}.page-center{max-width:900px;margin:0 auto}.flash{padding:10px 16px;border-radius:var(--radius-sm);margin-bottom:16px;font-size:.85rem}.flash.success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.flash.error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.flash.info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}[data-theme="dark"] .flash{background:var(--card-bg);border-color:var(--border);color:var(--text)}[data-theme="dark"] .flash.success{background:#022c22;color:#6ee7b7;border-color:#065f46}[data-theme="dark"] .flash.error{background:#2d0a0a;color:#fca5a5;border-color:#7f1d1d}[data-theme="dark"] .flash.info{background:#0c1d3b;color:#93c5fd;border-color:#1e3a5f}.btn{display:inline-flex;align-items:center;gap:.35rem;padding:.5rem 1.1rem;border-radius:var(--radius-sm);font-size:.84rem;font-weight:600;border:none;cursor:pointer;transition:all var(--transition);line-height:1.4;white-space:nowrap}.btn:active{transform:scale(.96)}.btn-primary{background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;box-shadow:0 2px 8px rgba(99,102,241,.15);transition:all .25s cubic-bezier(.4,0,.2,1)}.btn-primary:hover{background:linear-gradient(135deg,#4338ca,#6d28d9);transform:translateY(-2px);text-decoration:none;box-shadow:0 6px 20px rgba(99,102,241,.25)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--primary-bg);border-color:var(--primary-light);text-decoration:none}.btn-outline{background:#fff;color:var(--text);border:1px solid var(--border)}.btn-outline:hover{background:#f1f5f9;border-color:var(--border-hover);text-decoration:none}.btn-success{background:var(--success);color:#fff}.btn-success:hover{background:#16a34a;text-decoration:none}.btn-warning{background:var(--warning);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-purple{background:var(--purple);color:#fff}.btn-pink{background:linear-gradient(135deg,#ec4899,#f472b6);color:#fff}.btn-pink:hover{background:linear-gradient(135deg,#db2777,#ec4899)}.btn-pink-light{background:linear-gradient(135deg,#a855f7,#c084fc);color:#fff}.btn-pink-light:hover{background:linear-gradient(135deg,#9333ea,#a855f7)}.btn-small{padding:.3rem .75rem;font-size:.78rem}.btn-lg{padding:.65rem 1.5rem;font-size:.92rem}[data-theme="dark"] .btn-secondary{background:var(--bg-alt);color:var(--text);border-color:var(--border)}[data-theme="dark"] .btn-secondary:hover{background:var(--primary-bg);border-color:var(--primary-light)}[data-theme="dark"] .btn-outline{background:var(--card-bg);color:var(--text);border-color:var(--border)}[data-theme="dark"] .btn-outline:hover{background:var(--bg-alt);border-color:var(--border-hover)}[data-theme="dark"] .btn-primary{background:linear-gradient(135deg,#6366f1,#7c3aed)}[data-theme="dark"] .btn-primary:hover{background:linear-gradient(135deg,#4f46e5,#6d28d9)}[data-theme="dark"] .btn-success{background:#059669}[data-theme="dark"] .btn-success:hover{background:#047857}.form-group{margin-bottom:.85rem}.form-group label{display:block;font-size:.8rem;font-weight:600;margin-bottom:.25rem;color:var(--text)}.form-group input,.form-group select,.form-group textarea{width:100%;padding:.55rem .75rem;border:1.5px solid var(--border);border-radius:var(--radius-xs);font-size:.88rem;font-family:inherit;background:#fff;color:var(--text);transition:border-color var(--transition),box-shadow var(--transition)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(99,102,241,.1)}[data-theme="dark"] .form-group input,[data-theme="dark"] .form-group select,[data-theme="dark"] .form-group textarea{background:var(--bg-alt);color:var(--text);border-color:var(--border)}.form-group textarea{resize:vertical;min-height:56px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);transition:all var(--transition)}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.card-header{display:flex;align-items:center;gap:.6rem;padding-bottom:.75rem;margin-bottom:.75rem;border-bottom:1px solid var(--border)}.card-header h2,.card-header h3{font-size:1rem;font-weight:700;color:var(--text)}.card-hoverable{cursor:pointer;transition:all var(--transition-slow)}.card-hoverable:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px);border-color:var(--primary-light)}.card-flat{background:var(--bg-alt);border-color:transparent;box-shadow:none}.card-bordered{border-color:var(--primary-light)}.hero-section{text-align:center;padding:var(--space-7) var(--space-4) var(--space-6);position:relative;overflow:hidden}.hero-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at top,rgba(99,102,241,.06) 0%,transparent 70%);pointer-events:none}.hero-title{font-size:2rem;font-weight:800;color:var(--text);line-height:var(--leading-tight);margin-bottom:var(--space-3)}.hero-subtitle{font-size:1rem;color:var(--text-light);max-width:600px;margin:0 auto var(--space-5);line-height:var(--leading)}.hero-actions{display:flex;gap:var(--space-3);justify-content:center;flex-wrap:wrap}.page-container{max-width:var(--max-width);margin:0 auto;padding:0 var(--space-4)}.content-section{padding:var(--space-6) 0}.content-section + .content-section{border-top:1px solid var(--border)}.page-center{display:flex;justify-content:center;align-items:center;min-height:60vh;padding:var(--space-6) var(--space-4)}.empty-state-icon{font-size:2.5rem;margin-bottom:var(--space-3);opacity:.6;display:block}.empty-state-title{font-size:1.1rem;font-weight:700;color:var(--text);margin-bottom:var(--space-2)}.empty-state-text{font-size:.85rem;color:var(--text-light);max-width:360px;margin:0 auto var(--space-4);line-height:var(--leading)}.badge{display:inline-flex;align-items:center;gap:.2rem;padding:.15rem .55rem;border-radius:var(--radius-full);font-size:.72rem;font-weight:600;line-height:1.4}.badge-primary{background:var(--primary-bg);color:var(--primary-dark)}.badge-success{background:#dcfce7;color:#15803d}.badge-warning{background:#fef9c3;color:#92400e}.badge-danger{background:#fef2f2;color:#b91c1c}[data-theme="dark"] .badge-primary{background:#1e1b4b;color:#818cf8}[data-theme="dark"] .badge-success{background:#052e16;color:#22c55e}[data-theme="dark"] .badge-warning{background:#451a03;color:#fbbf24}[data-theme="dark"] .badge-danger{background:#450a0a;color:#ef4444}.progress-bar{display:flex;align-items:center;gap:.5rem}.progress-bar-track{flex:1;height:6px;border-radius:3px;background:rgba(120,113,108,.35);overflow:hidden;border:1px solid rgba(120,113,108,.25)}.progress-bar-fill{height:100%;border-radius:3px;background:linear-gradient(90deg,var(--primary),#f59e0b);transition:width .4s cubic-bezier(.4,0,.2,1)}.progress-bar-label{font-size:.78rem;color:var(--text-light);white-space:nowrap}.progress-bar-fill.indeterminate{width:30% !important;animation:progress-indeterminate 1.5s ease-in-out infinite}@keyframes progress-indeterminate{0%{transform:translateX(-100%)}100%{transform:translateX(400%)}}#toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}.toast{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:.75rem 1rem;box-shadow:var(--shadow-lg);font-size:.85rem;color:var(--text);max-width:360px;pointer-events:auto;animation:toast-in .25s ease forwards}.toast-success{border-left:3px solid #22c55e}.toast-error{border-left:3px solid #ef4444}.toast-info{border-left:3px solid #3b82f6}@keyframes toast-in{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.toast.out{animation:toast-out .2s ease forwards}@keyframes toast-out{from{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-8px)}}.modal-overlay{position:fixed;inset:0;z-index:9000;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;padding:1rem;animation:overlay-in .2s ease}.modal-content{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;max-width:500px;width:100%;max-height:80vh;overflow-y:auto;box-shadow:var(--shadow-xl);animation:modal-in .2s ease}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--border)}.modal-header h2,.modal-header h3{font-size:1rem;font-weight:700}.modal-close{background:none;border:none;cursor:pointer;font-size:1.2rem;color:var(--text-muted);padding:.2rem;line-height:1;border-radius:var(--radius-xs)}.modal-close:hover{background:var(--bg-alt);color:var(--text)}.modal-body{font-size:.85rem;color:var(--text-light);line-height:var(--leading)}.modal-footer{display:flex;gap:.5rem;justify-content:flex-end;margin-top:1.25rem;padding-top:.75rem;border-top:1px solid var(--border)}@keyframes overlay-in{from{opacity:0}to{opacity:1}}@keyframes modal-in{from{opacity:0;transform:translateY(12px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.accordion-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:.4rem;overflow:hidden}.accordion-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;padding:.75rem 1rem;background:var(--bg-alt);border:none;cursor:pointer;font-size:.85rem;font-weight:600;color:var(--text);text-align:left;transition:background var(--transition)}.accordion-trigger:hover{background:var(--border)}.accordion-trigger::after{content:'+';font-size:1.2rem;font-weight:300;color:var(--text-muted);transition:transform .2s}.accordion-trigger[aria-expanded="true"]::after{content:'−';transform:rotate(180deg)}.accordion-panel{padding:0 1rem;max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease}.accordion-panel.open{max-height:500px;padding:.75rem 1rem 1rem}.spinner{display:inline-block;width:1.2em;height:1.2em;border:2px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .6s linear infinite}.spinner-sm{width:.85em;height:.85em;border-width:1.5px}.spinner-lg{width:2em;height:2em;border-width:3px}@keyframes spin{to{transform:rotate(360deg)}}.stagger-fade-in>*{opacity:0;transform:translateY(12px);animation:stagger-up .4s ease forwards}.stagger-fade-in>*:nth-child(1){animation-delay:0s}.stagger-fade-in>*:nth-child(2){animation-delay:.05s}.stagger-fade-in>*:nth-child(3){animation-delay:.1s}.stagger-fade-in>*:nth-child(4){animation-delay:.15s}.stagger-fade-in>*:nth-child(5){animation-delay:.2s}.stagger-fade-in>*:nth-child(6){animation-delay:.25s}.stagger-fade-in>*:nth-child(7){animation-delay:.3s}.stagger-fade-in>*:nth-child(8){animation-delay:.35s}.stagger-fade-in>*:nth-child(9){animation-delay:.4s}.stagger-fade-in>*:nth-child(10){animation-delay:.45s}@keyframes stagger-up{to{opacity:1;transform:translateY(0)}}.focus-ring:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:var(--radius-xs)}.interactive-card{cursor:pointer;transition:all var(--transition-slow)}.interactive-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--primary-light)}.interactive-card:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.clamp-1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.auth-page{display:flex;justify-content:center;align-items:center;padding:40px 20px;min-height:calc(100vh - 56px - 200px)}.auth-card{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:2.2rem;width:420px;max-width:100%;box-shadow:var(--shadow-lg)}.auth-brand{text-align:center;margin-bottom:1.5rem}.auth-brand .brand-icon{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--secondary));display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:1.3rem;font-weight:800;margin-bottom:.5rem}.auth-brand h1{font-size:1.15rem;font-weight:700;color:var(--primary-dark)}.auth-brand p{font-size:.78rem;color:var(--text-light);margin-top:.15rem}.auth-card .btn{width:100%;margin-top:.5rem;padding:.6rem}.auth-switch{text-align:center;margin-top:1.2rem;font-size:.84rem;color:var(--text-light)}.auth-switch a{font-weight:600}.auth-info{margin-top:1rem;padding:.6rem .8rem;background:var(--primary-bg);border-radius:var(--radius-sm);font-size:.74rem;color:var(--text-light);text-align:center}.data-table{width:100%;border-collapse:collapse;background:var(--card-bg);border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm)}.data-table th,.data-table td{padding:.55rem .8rem;text-align:left;border-bottom:1px solid var(--border);font-size:.82rem}.data-table th{background:var(--primary-dark);color:#fff;font-weight:600;font-size:.76rem;letter-spacing:.03em}.data-table tr:hover{background:var(--primary-bg)}.data-table .empty{text-align:center;padding:2.5rem;color:var(--text-light)}.score-cell{text-align:center;font-weight:600}.name-cell{font-weight:600}.status-badge{display:inline-block;padding:.15rem .6rem;border-radius:999px;font-size:.73rem;font-weight:600}.status-badge.submitted{background:#fef9c3;color:#854d0e}.status-badge.amending{background:#fef9c3;color:#854d0e}.status-badge.amended{background:#ede9fe;color:#7c3aed}.status-badge.reviewed{background:#dcfce7;color:#16a34a}.status-badge.graded{background:#dcfce7;color:#166534}.status-badge.none{background:#f1f5f9;color:#94a3b8}.dashboard-header{margin-bottom:1.2rem}.dashboard-header h1{font-size:1.4rem;color:var(--primary-dark)}.dashboard-header .subtitle{font-size:.82rem;color:var(--text-light)}.dashboard-toolbar{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}.dashboard-stats{display:flex;gap:1rem;margin:.5rem 0 .75rem;font-size:.78rem;color:var(--text-light);flex-wrap:wrap}.dashboard-stats strong{color:var(--text)}.assignment-card{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.75rem;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.2rem 1.4rem;margin-bottom:.75rem;box-shadow:var(--shadow-sm);transition:all var(--transition)}.assignment-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}.assignment-card h2{font-size:.95rem;color:var(--primary);margin-bottom:.15rem}.assignment-card p{font-size:.8rem;color:var(--text-light)}.assignment-meta{font-size:.76rem !important;color:var(--text-muted) !important;margin-top:.3rem}.submission-status{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}.score-display{font-weight:700;font-size:1rem;color:var(--primary)}.upload-section{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;text-align:center;box-shadow:var(--shadow)}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:2.5rem;margin:1rem 0;background:var(--primary-bg);transition:all var(--transition)}.drop-zone.dragover{border-color:var(--primary);background:#dbeafe}.file-info{margin-top:.5rem;font-size:.84rem}.file-info.valid{color:var(--success)}.file-info.error{color:var(--danger)}.prev-submit{margin-top:1rem;padding:.6rem .8rem;background:var(--primary-bg);border-radius:var(--radius-sm);font-size:.82rem;color:var(--text-light)}.grade-header{margin-bottom:1.5rem}.grade-header h1{font-size:1.3rem;color:var(--primary-dark)}.total-score{display:inline-flex;align-items:baseline;gap:4px;padding:.8rem 1.8rem;border-radius:var(--radius);font-weight:700;box-shadow:var(--shadow-sm)}.total-score.excellent{background:#dcfce7;color:#166534}.total-score.good{background:#dbeafe;color:#1e40af}.total-score.average{background:#fef9c3;color:#854d0e}.total-score.pass{background:#f1f5f9;color:#475569}.total-score.fail{background:#fef2f2;color:#991b1b}.score-number{font-size:2rem}.score-max{font-size:1rem;opacity:.6}.score-level{font-size:.9rem;margin-left:.4rem}.grade-section{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:.75rem;overflow:hidden;box-shadow:var(--shadow-sm)}.grade-section .section-header{display:flex;justify-content:space-between;align-items:center;padding:.6rem 1rem;background:var(--primary-bg)}.grade-section .section-header h3{font-size:.88rem;font-weight:600}.section-score{font-size:.82rem;color:var(--text);font-weight:600}.teacher-comment{padding:.6rem 1rem;background:#fafcff;border-top:1px solid var(--border);font-size:.82rem;line-height:1.6}.grading-page{max-width:1100px;margin:0 auto;padding-bottom:2rem}.hero-banner{background:linear-gradient(135deg,var(--primary),var(--purple));border-radius:var(--radius);padding:1.5rem 2rem;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;flex-wrap:wrap;margin-bottom:1rem;box-shadow:0 4px 20px rgba(79,70,229,.2)}.hero-banner__left{flex:1}.hero-banner__title{font-size:1.5rem;font-weight:800}.hero-banner__kicker{font-size:.76rem;opacity:.75;margin-bottom:.25rem}.hero-banner__designer{font-size:.72rem;opacity:.6;margin-top:.3rem}.hero-banner__tags{display:flex;flex-wrap:wrap;gap:.3rem;margin-top:.5rem}.htag{background:rgba(255,255,255,.15);border-radius:999px;padding:.1rem .5rem;font-size:.72rem}.hero-banner__right{text-align:center;flex-shrink:0}.score-ring{position:relative;width:100px;height:100px;margin:0 auto}.sr-bg{fill:none;stroke:rgba(255,255,255,.2);stroke-width:8}.sr-fill{fill:none;stroke-width:8;stroke-linecap:round}.sr-fill--excellent{stroke:#86efac}.sr-fill--good{stroke:#93c5fd}.sr-fill--average{stroke:#fde68a}.sr-fill--pass{stroke:#cbd5e1}.sr-fill--fail{stroke:#fca5a5}.sr-text{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.sr-num{font-size:1.8rem;font-weight:800;line-height:1}.sr-den{font-size:.68rem;opacity:.6}.sr-label{text-align:center;font-size:.74rem;opacity:.7;margin-top:.2rem}.badge--lg{font-size:.8rem;padding:.15rem .7rem;border-radius:999px;font-weight:700;display:inline-flex;align-items:center;gap:.25rem}.badge--excellent{background:rgba(134,239,172,.25);color:#86efac}.badge--good{background:rgba(147,197,253,.25);color:#93c5fd}.badge--average{background:rgba(253,230,138,.25);color:#fde68a}.badge--pass{background:rgba(203,213,225,.25);color:#cbd5e1}.badge--fail{background:rgba(252,165,165,.25);color:#fca5a5}.action-bar{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:1rem}.anchor-nav{display:flex;flex-wrap:wrap;gap:2px;border-bottom:2px solid var(--border);margin-bottom:1rem}.anav-link{padding:.4rem .7rem;border-radius:6px 6px 0 0;font-size:.76rem;color:var(--text-light);font-weight:500;transition:all var(--transition)}.anav-link:hover{background:#f1f5f9;color:var(--text);text-decoration:none}.anav-link.active{background:var(--card-bg);color:var(--primary);border:1px solid var(--border);border-bottom-color:var(--card-bg);font-weight:600}.anav-link small{font-size:.62rem;opacity:.6}.scores-grid{display:flex;flex-direction:column;gap:2px}.scores-grid__item{display:flex;align-items:center;gap:.5rem;padding:.4rem .6rem;border-radius:var(--radius-xs);background:#f8fafc;border:1px solid var(--border)}.scores-grid__item--miss{background:#fef2f2;border-color:#fecaca}.sgi-name{font-weight:600;font-size:.8rem;min-width:90px}.sgi-name-en{display:block;font-size:.64rem;color:var(--text-light)}.sgi-bar{flex:1;height:6px;background:#e2e8f0;border-radius:3px;overflow:hidden}.sgi-bar__fill{height:100%;background:var(--primary);border-radius:3px}.sgi-score strong{font-size:.9rem;color:var(--text)}.sgi-max{font-size:.66rem;color:var(--text-light)}.sgi-comment{flex:0 0 140px}.sgi-input{width:100%;padding:.25rem .4rem;border:1px solid var(--border);border-radius:4px;font-size:.74rem;font-family:inherit}.sgi-date{width:36px;font-size:.66rem;color:var(--text-light);text-align:center}.score-input{width:56px;padding:.3rem;border:2px solid var(--border);border-radius:var(--radius-xs);text-align:center;font-weight:700;font-size:.92rem}.score-input:focus{border-color:var(--primary);outline:none}.comp-comment{margin-top:.5rem}.comp-comment label{display:block;font-size:.74rem;font-weight:600;color:var(--text-light);margin-bottom:.2rem}.comp-comment textarea{width:100%;padding:.4rem .6rem;border:1px solid var(--border);border-radius:var(--radius-xs);font-size:.8rem;resize:vertical;min-height:36px;font-family:inherit}.comp-comment textarea:focus{border-color:var(--primary-light);outline:none}.total-bar{display:flex;align-items:center;gap:.5rem;margin-top:.75rem;padding:.5rem .8rem;border-radius:8px;color:#fff}.total-bar--excellent{background:linear-gradient(135deg,#15803d,#22c55e)}.total-bar--good{background:linear-gradient(135deg,#1d4ed8,#3b82f6)}.total-bar--average{background:linear-gradient(135deg,#a16207,#eab308)}.total-bar--pass{background:linear-gradient(135deg,#475569,#94a3b8)}.total-bar--fail{background:linear-gradient(135deg,#b91c1c,#ef4444)}.tb-label{font-size:.74rem;opacity:.8}.tb-num{font-size:1.2rem;font-weight:800}.tb-track{flex:1;height:5px;background:rgba(255,255,255,.25);border-radius:3px;overflow:hidden}.tb-fill{height:100%;border-radius:3px}.tb-fill--excellent{background:#86efac}.tb-fill--good{background:#93c5fd}.tb-fill--average{background:#fde68a}.tb-fill--pass{background:#cbd5e1}.tb-fill--fail{background:#fca5a5}.tb-level{font-size:.7rem;font-weight:700}.section-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:.75rem}.section-card__hd{display:flex;align-items:center;gap:.6rem;padding:.6rem 1rem;border-bottom:1px solid var(--border);background:#fafcff}.section-card__icon{width:32px;height:32px;border-radius:8px;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem}.section-card__title{font-size:.9rem;font-weight:700}.section-card__sub{font-size:.7rem;color:var(--text-light)}.section-card__badge{margin-left:auto;font-size:1.1rem;font-weight:800;color:var(--primary)}.section-card__score{margin-left:auto;font-size:.95rem;font-weight:700}.section-card__bd{padding:.8rem}.grade-tabs{display:flex;flex-wrap:wrap;gap:3px;border-bottom:2px solid var(--border);margin-bottom:1rem}.tab-btn{padding:.4rem .8rem;border:none;background:rgba(30,41,59,.3);cursor:pointer;font-size:.78rem;color:var(--text-light);font-family:inherit;border-radius:6px 6px 0 0;margin-bottom:-2px}.tab-btn:hover{background:var(--primary-bg)}.tab-btn.active{background:var(--card-bg);color:var(--primary);border:1px solid var(--border);border-bottom-color:var(--card-bg);font-weight:600}.grade-tab-content{display:none}.grade-tab-content.active{display:block}.sheet-grading{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.sheet-title{padding:.5rem 1rem;font-size:.78rem;color:var(--text-light);background:#fafcff;border-bottom:1px solid var(--border)}.sheet-table-wrap{overflow-x:auto}.grade-sheet-table{border-collapse:collapse;width:100%;font-size:.78rem}.grade-sheet-table td{border:1px solid #e8ecf4;padding:.35rem .5rem;max-width:280px;vertical-align:top;word-break:break-word}.grade-sheet-table tr:first-child td{background:var(--primary-dark);color:#fff;font-weight:600;font-size:.72rem}.grade-sheet-table tr:nth-child(even){background:#f7f9fc}.grade-sheet-table tr:hover{background:#edf2ff}.amend-sheet-table{border-collapse:collapse;width:100%;font-size:.78rem}.amend-sheet-table td{border:1px solid #e8ecf4;padding:.3rem .4rem;max-width:240px;vertical-align:top}.amend-header{background:var(--primary-dark) !important;color:#fff;font-weight:600;font-size:.72rem}.amend-cell{background:#fffef5}.amend-input{width:100%;border:1px solid #e0d8b0;padding:.25rem .35rem;font-size:.78rem;border-radius:4px;font-family:inherit}.review-scores{margin-bottom:1.5rem}.review-actions{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1.5rem;align-items:flex-start}.reject-section{flex:1;min-width:200px}.reject-section textarea{width:100%;padding:.4rem .6rem;border:1px solid var(--border);border-radius:var(--radius-xs);font-size:.8rem;font-family:inherit}.action-buttons{display:flex;gap:.4rem;flex-wrap:wrap}.sheet-tabs details{border-top:1px solid var(--border)}.sheet-tabs summary{padding:.5rem 1rem;cursor:pointer;font-weight:500;font-size:.84rem}.sheet-tabs summary:hover{background:var(--primary-bg)}.sheet-table{border-collapse:collapse;font-size:.76rem;width:100%}.sheet-table td{padding:.25rem .4rem;border:1px solid var(--border);max-width:220px;word-break:break-word}.truncated{text-align:center;color:var(--text-muted);font-size:.74rem;padding:.4rem}.teaching-page{padding:2rem 0 3rem}.teaching-hero{text-align:center;margin-bottom:2rem}.teaching-hero h1{font-size:1.8rem;font-weight:800;color:var(--primary-dark)}.teaching-hero p{font-size:.88rem;color:var(--text-light);max-width:440px;margin:.4rem auto 0}.course-card-amber{background:linear-gradient(135deg,#fef3c7,#fde68a);border:1px solid rgba(217,119,6,.15);border-radius:var(--radius);padding:1.5rem;margin-bottom:1.5rem;display:flex;gap:1rem;align-items:center;flex-wrap:wrap}.course-card-amber h2{font-size:1rem;font-weight:700;color:#78350f}.course-card-amber .en{font-size:.72rem;color:#a16207}.course-card-amber p{font-size:.78rem;color:#78350f;opacity:.85}.workflow-bar{display:flex;align-items:center;justify-content:center;gap:.2rem;margin-bottom:2rem;flex-wrap:wrap;font-size:.76rem;color:var(--text-muted)}.workflow-bar span{font-weight:600;color:var(--text)}.workflow-bar .sep{margin:0 .2rem}.teach-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem;margin-bottom:1.5rem}.ts-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;text-align:center;box-shadow:var(--shadow-sm)}.ts-num{font-size:1.3rem;font-weight:800;color:var(--primary)}.ts-label{font-size:.68rem;color:var(--text-muted);letter-spacing:.04em;margin-top:.15rem}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.6rem}.tool-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1.2rem;display:flex;align-items:center;gap:.6rem;box-shadow:var(--shadow-sm);transition:all var(--transition)}.tool-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--primary-light);text-decoration:none}.tool-icon{font-size:1.5rem;flex-shrink:0}.tool-card h3{font-size:.8rem;font-weight:700;color:var(--text)}.tool-card h3 em{display:block;font-size:.66rem;font-weight:400;color:var(--text-muted)}.home-hero{min-height:100vh;display:flex;flex-direction:column;width:100vw;margin-left:calc(-50vw + 50%);margin-right:calc(-50vw + 50%);align-items:center;justify-content:center;padding:0 2rem;text-align:center;color:#fff}.home-hero-content{position:relative;z-index:2}.home-brand{font-size:7rem;font-weight:800;letter-spacing:.02em;margin-bottom:8rem;color:#d97706}.home-subtitle{font-family:"PingFang SC","Microsoft YaHei","STHeiti",sans-serif;font-size:1.6rem;font-weight:700;letter-spacing:.08em;line-height:1.5;color:#fff;margin:0 0 .4rem;text-shadow:0 2px 12px rgba(0,0,0,.55),0 0 24px rgba(217,119,6,.25)}.home-subtitle-en{font-family:"Georgia","Palatino",serif;font-size:1.3rem;font-weight:600;letter-spacing:.05em;line-height:1.4;color:#ffffff;margin:0;text-shadow:0 1px 10px rgba(0,0,0,.75),0 0 4px rgba(0,0,0,.5)}.title-container{background:rgba(15,23,42,.55);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:1.4rem 2.8rem;border:1px solid rgba(255,255,255,.12);border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.35);margin-top:-6.5rem;margin-bottom:.5rem}.home-tagline{font-family:"STXinwei","SimHei","STHeiti","PingFang SC","新魏","黑体",sans-serif;font-size:2.4rem;font-weight:900;letter-spacing:.15em;background:linear-gradient(180deg,#fff 0%,#f97316 50%,#ef4444 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-top:12rem;margin-bottom:.5rem;filter:drop-shadow(0 2px 6px rgba(0,0,0,.6)) drop-shadow(0 0 8px rgba(239,68,68,.35)) drop-shadow(0 0 25px rgba(249,115,22,.25));transition:filter .6s ease-out}.home-tagline:hover{filter:drop-shadow(0 2px 6px rgba(0,0,0,.6)) drop-shadow(0 0 20px rgba(255,200,50,.85)) drop-shadow(0 0 50px rgba(255,160,20,.6)) drop-shadow(0 0 100px rgba(255,120,0,.45)) drop-shadow(0 0 180px rgba(255,200,50,.3))}.home-tagline-en{font-family:"Georgia","Palatino","Cambria","Times New Roman",serif;font-size:1.25rem;font-weight:700;line-height:1.3;background:linear-gradient(180deg,#fff 0%,#e2e8f0 40%,#94a3b8 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-top:.4rem;margin-bottom:3rem}.reveal{opacity:0;animation:fadeSlideUp .65s cubic-bezier(.22,1,.36,1) both}@keyframes fadeSlideUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.home-card:active{transform:translateY(-1px) scale(.97)}.home-pricing{margin-top:3rem;text-align:center}.home-pricing-title{font-size:1.4rem;font-weight:700;color:#c7d2fe;margin-bottom:1.5rem}.home-pricing-title em{font-size:.8rem;font-weight:400;color:rgba(199,210,254,.5);font-style:italic;margin-left:.5rem}.home-pricing-grid{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;margin-bottom:1.5rem}.home-plan{background:rgba(217,119,6,.05);border:1px solid rgba(255,255,255,.12);border-radius:1rem;padding:1.5rem 1.2rem;width:200px;text-align:center;transition:all .3s}.home-plan:hover{background:rgba(255,255,255,.14);transform:translateY(-3px)}.home-plan-featured{border-color:#f59e0b;background:rgba(245,158,11,.1)}.home-plan-icon{font-size:1.8rem;margin-bottom:.5rem}.home-plan h3{font-size:.9rem;font-weight:700;color:#e0e7ff;margin-bottom:.5rem}.home-plan h3 em{display:block;font-size:.68rem;font-weight:400;color:rgba(224,231,255,.5);font-style:italic;margin-top:.1rem}.home-plan-price{font-size:1.8rem;font-weight:800;color:#fff;margin-bottom:.5rem}.home-plan-price span{font-size:.8rem;font-weight:400;color:rgba(255,255,255,.5)}.home-plan p{font-size:.72rem;color:rgba(255,255,255,.55);line-height:1.6}.home-plan p em{display:block;font-size:.64rem;color:rgba(255,255,255,.35);font-style:italic;margin-top:.15rem}.home-pricing-foot{font-size:.78rem;color:rgba(255,255,255,.4);margin-bottom:1rem}.home-pricing-foot em{font-style:italic;margin-left:.3rem}.home-pricing-link{display:inline-block;padding:.5rem 1.5rem;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;border-radius:999px;font-size:.85rem;font-weight:600;transition:all .2s}.home-pricing-link:hover{transform:translateY(-2px);text-decoration:none;box-shadow:0 4px 20px rgba(245,158,11,.4)}.home-cards{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;margin-top:4rem}.home-card{background:rgba(30,41,59,.5);backdrop-filter:blur(12px);border:2px solid rgba(255,255,255,.3);border-radius:50%;box-shadow:0 4px 20px rgba(0,0,0,.4),0 0 0 1px rgba(217,119,6,.05),inset 0 1px 0 rgba(255,255,255,.12);width:160px;height:160px;padding:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;transition:all .35s cubic-bezier(.4,0,.2,1);cursor:pointer;flex-shrink:0;position:relative;z-index:1}.home-card::before,.home-card::after{content:'';position:absolute;top:50%;width:50px;height:80px;background:linear-gradient(180deg,rgba(217,119,6,.35) 0%,rgba(217,119,6,.05) 100%);border-radius:50% 50% 50% 50% / 60% 60% 40% 40%;opacity:0;transform:scale(0) rotate(0deg);transition:all .5s cubic-bezier(.34,1.56,.64,1);pointer-events:none;z-index:-1}.home-card::before{left:-32px;transform-origin:right center;clip-path:ellipse(100% 100% at 100% 50%)}.home-card::after{right:-32px;transform-origin:left center;clip-path:ellipse(100% 100% at 0% 50%)}.home-card:hover::before{opacity:1;transform:scale(1) rotate(-25deg)}.home-card:hover::after{opacity:1;transform:scale(1) rotate(25deg)}.home-card-icon{font-size:2.6rem;display:block;margin-bottom:.3rem;transition:transform .3s ease}.home-card:hover{transform:translateY(-4px) scale(1.06);text-decoration:none;border-color:rgba(217,119,6,.5)}.home-card:hover .home-card-icon{transform:scale(1.2) translateY(-2px)}.home-card-title{font-size:1.3rem;font-weight:700;line-height:1.2}.home-card-title em{display:block;font-size:.64rem;font-weight:400;font-style:normal;margin-top:.15rem;opacity:.7}.footer{background:linear-gradient(180deg,#0f172a 0%,#0c1222 100%);color:rgba(255,255,255,.55);padding:.7rem 0;margin-top:auto;border-top:2px solid rgba(99,102,241,.25)}.footer-bottom{max-width:1200px;margin:0 auto;padding:0 24px;text-align:center;font-size:.76rem;color:rgba(255,255,255,.45);font-weight:400;letter-spacing:.02em}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-light)}.overview-table{font-size:.76rem}.overview-table th small{font-weight:400;opacity:.7}.overview-stats{display:flex;gap:.8rem;margin-top:1rem;flex-wrap:wrap}.stat-label{font-size:.7rem;color:var(--text-muted)}.mgmt-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}.mgmt-list{margin-top:1rem}.mgmt-item{display:flex;justify-content:space-between;align-items:flex-start;padding:.6rem 0;border-bottom:1px solid var(--border);gap:.5rem}.mgmt-item:last-child{border-bottom:none}.mgmt-item h3{font-size:.84rem;font-weight:600}.nav-links .btn{font-size:.82rem;padding:.25rem .65rem}[data-theme="dark"] .nav-links .nav-link{color:rgba(255,255,255,.75)}[data-theme="dark"] .nav-links .nav-link:hover{color:#fff}.alert{padding:.6rem .8rem;border-radius:var(--radius-sm);margin-bottom:.8rem;font-size:.82rem}.alert.warning{background:#fffbeb;border:1px solid #fde68a;color:#92400e}.alert.error{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}.nav-toggle{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:44px;height:44px;background:none;border:none;cursor:pointer;padding:8px;border-radius:var(--radius-xs);transition:background .2s}.nav-toggle:hover{background:rgba(255,255,255,.12)}.nav-toggle-bar{display:block;width:22px;height:2.5px;background:#fff;border-radius:2px;transition:all .25s}.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1){transform:translateY(7.5px) rotate(45deg)}.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2){opacity:0}.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-full);background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.85);cursor:pointer;font-size:1rem;line-height:1;transition:all var(--transition);flex-shrink:0;position:relative}.theme-toggle:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.25);transform:scale(1.08)}.theme-toggle:active{transform:scale(.93)}.theme-toggle svg{width:18px;height:18px;fill:currentColor}.theme-toggle .icon-moon{display:none}[data-theme="dark"] .theme-toggle .icon-sun{display:none}[data-theme="dark"] .theme-toggle .icon-moon{display:inline}[data-theme="dark"] .theme-toggle{background:rgba(0,0,0,.2);border-color:rgba(255,255,255,.1);color:#fbbf24}[data-theme="dark"] .theme-toggle:hover{background:rgba(0,0,0,.3);border-color:rgba(255,255,255,.15)}.footer .theme-toggle{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08);width:32px;height:32px;font-size:.85rem}.footer .theme-toggle:hover{background:rgba(255,255,255,.12)}@media (max-width:900px){.main-content{padding:16px 16px}.nav-inner{padding:0 16px}.mgmt-grid{grid-template-columns:1fr}.tools-grid{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}}@media (max-width:768px){.nav-toggle{display:flex}.nav-inner{flex-wrap:wrap;height:auto;padding:.5rem 1rem;gap:.3rem;justify-content:space-between}.nav-brand{font-size:1rem}.nav-links{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:2px;padding-top:.4rem}.nav-links.nav-open{display:flex}.nav-links .nav-sep{display:none}.nav-links .nav-link{text-align:left;padding:.6rem .8rem;border-radius:var(--radius-xs);font-size:.85rem}.nav-pricing,.nav-signin,.nav-register{text-align:center;margin:.2rem 0}.nav-links .theme-toggle{align-self:center;margin:.4rem 0 .6rem;width:40px;height:40px}.main-content{padding:.8rem}.page-center{max-width:100%;padding:0}.btn{min-height:44px;padding:.5rem 1rem;font-size:.85rem}.btn-small{min-height:38px;padding:.3rem .65rem;font-size:.78rem}.nav-link{min-height:44px;display:flex;align-items:center}.form-row{grid-template-columns:1fr}.form-group input,.form-group select,.form-group textarea{font-size:16px;padding:.65rem .75rem}.auth-card{width:100%;padding:1.5rem;border-radius:12px}.data-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.data-table th,.data-table td{white-space:nowrap;font-size:.76rem;padding:.4rem .55rem}.roster-table{display:block;overflow-x:auto}.sheet-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.web-table{font-size:.72rem}.web-table th,.web-table td{padding:.35rem .45rem}.grading-page{padding:0 .5rem 2rem}.hero-banner{flex-direction:column;text-align:center;padding:1.2rem 1rem}.hero-banner__title{font-size:1.2rem}.scores-grid__item{flex-wrap:wrap}.sgi-name{min-width:70px}.sgi-comment{flex:1 1 100%}.anchor-nav{overflow-x:auto;-webkit-overflow-scrolling:touch;flex-wrap:nowrap}.anav-link{white-space:nowrap;font-size:.72rem;padding:.35rem .55rem}.section-card__hd{flex-wrap:wrap}.dashboard-header{flex-direction:column}.dashboard-header h1{font-size:1.15rem}.toolbar{gap:.3rem}.toolbar .btn{font-size:.76rem;padding:.35rem .65rem}.stat-mini{flex-wrap:wrap;gap:.5rem;font-size:.74rem}.assignment-card{flex-direction:column;align-items:flex-start}.grade-view-page{padding:0 .5rem 2rem}.grade-header h1{font-size:1.2rem}.comp-grid{grid-template-columns:1fr 1fr;gap:.3rem}.total-score{padding:.6rem 1.2rem}.score-number{font-size:1.8rem}.course-detail-page{padding:1rem .5rem 3rem}.detail-hero h1{font-size:1.4rem}.link-card{padding:1rem 1.2rem}.round-card{padding:1rem 1.2rem}.round-header{flex-direction:column;align-items:flex-start}.teaching-hero h1{font-size:1.3rem}.teach-stats{grid-template-columns:repeat(2,1fr)}.tools-grid{grid-template-columns:repeat(auto-fit,minmax(130px,1fr))}.course-card-amber{flex-direction:column}.research-tabs{overflow-x:auto;-webkit-overflow-scrolling:touch}.research-grid{grid-template-columns:1fr}.home-hero{padding:8rem 1rem 3rem;min-height:auto}.home-brand{font-size:2.8rem;margin-bottom:4.5rem}.home-subtitle{font-size:1.1rem}.home-subtitle-en{font-size:.9rem}.title-container{padding:.8rem 1rem;margin-top:-2rem}.home-tagline{font-size:1.6rem;margin-top:4rem}.home-tagline-en{font-size:.95rem}.home-cards{gap:.5rem;margin-top:2rem;justify-content:center}.home-card{width:110px;height:110px}.home-card-icon{font-size:1.8rem}.home-card-title{font-size:.95rem}.home-card-title em{font-size:.55rem}.home-card::before,.home-card::after{display:none}.home-pricing-grid{flex-direction:column;align-items:center}.home-plan{width:100%;max-width:280px}}@media (max-width:480px){.nav-brand{font-size:.9rem}.nav-sep{display:none}.form-row{grid-template-columns:1fr}.teach-stats{grid-template-columns:1fr 1fr}.comp-grid{grid-template-columns:1fr}.home-brand{font-size:2.2rem;margin-bottom:3.5rem}.home-tagline{font-size:1.3rem;margin-top:3rem}.home-card{width:90px;height:90px}.home-card-icon{font-size:1.5rem}.home-card-title{font-size:.82rem}.home-card-title em{font-size:.5rem}.data-table th,.data-table td{font-size:.7rem;padding:.3rem .4rem}#toast-container{bottom:.8rem;right:.5rem;left:.5rem}.toast{max-width:100%;font-size:.76rem}#fb-float-btn{width:40px;height:40px;font-size:1.1rem}.btn{width:100%;justify-content:center}.toolbar .btn,.round-actions .btn,.action-bar .btn,.review-actions .btn{width:auto}.toolbar{flex-direction:column;align-items:stretch}}@media (max-width:768px){img,iframe,video,canvas,svg{max-width:100%;height:auto}.card{padding:1rem}.section-card__bd{padding:.6rem}table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}h1{font-size:1.5rem !important}h2{font-size:1.2rem !important}.count-grid,.sub-grid{grid-template-columns:1fr !important;max-width:360px;margin:0 auto}.mgmt-grid{grid-template-columns:1fr}.overview-stats{flex-direction:column}.stat-card{width:100%}.tk-stats{grid-template-columns:repeat(2,1fr)}.tk-providers-grid,.tk-spark-grid{grid-template-columns:1fr}.os-modules{flex-wrap:wrap;justify-content:center}.os-module{width:140px;min-width:140px;height:200px}.os-status-bar{grid-template-columns:1fr}.tl-dash-grid{grid-template-columns:1fr}.tl-text-grid{grid-template-columns:1fr}.tl-text-grid textarea{min-height:200px}body{-webkit-text-size-adjust:100%}input,textarea,select,button{font-size:16px !important}}.online-reader-section{margin:2rem 0 3rem}.reader-container{width:100%;background:#0f172a;border-radius:1rem;overflow:hidden;box-shadow:0 4px 24px rgba(0,0,0,.15)}.pdf-reader{width:100%;height:85vh;border:none;min-height:600px}:root{--amber-50:#fffbeb;--amber-100:#fef3c7;--amber-200:#fde68a;--amber-300:#fcd34d;--amber-400:#fbbf24;--amber-500:#f59e0b;--amber-600:#d97706;--amber-700:#b45309;--amber-800:#92400e;--amber-900:#78350f;--surface-1:var(--bg);--surface-2:var(--bg-alt);--surface-3:#f1f5f9;--text-on-surface:var(--text);--text-muted-strong:#475569;--tint-primary:rgba(99,102,241,.06);--tint-amber:rgba(217,119,6,.06);--tint-success:rgba(34,197,94,.08);--tint-danger:rgba(239,68,68,.08);--tint-warning:rgba(245,158,11,.10);--ease-out-quart:cubic-bezier(.22,1,.36,1);--ease-in-out:cubic-bezier(.4,0,.2,1);--ease-spring:cubic-bezier(.34,1.56,.64,1);--duration-fast:150ms;--duration:220ms;--duration-slow:400ms}[data-theme="dark"]{--surface-3:#1f1f23;--text-muted-strong:#cbd5e1;--tint-primary:rgba(129,140,248,.10);--tint-amber:rgba(245,158,11,.10);--tint-success:rgba(34,197,94,.10);--tint-danger:rgba(239,68,68,.12);--tint-warning:rgba(245,158,11,.15)}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}::selection{background:rgba(99,102,241,.22);color:var(--text)}[data-theme="dark"]::selection{background:rgba(129,140,248,.35);color:#f4f4f5}a{color:var(--primary-dark);text-decoration:none;transition:color var(--duration-fast) var(--ease-in-out)}a:hover{color:var(--primary);text-decoration:underline;text-decoration-color:rgba(99,102,241,.35);text-underline-offset:3px}[data-theme="dark"] a{color:var(--primary-light)}[data-theme="dark"] a:hover{color:#a5b4fc;text-decoration-color:rgba(165,180,252,.5)}*{scrollbar-width:thin;scrollbar-color:rgba(99,102,241,.25) transparent}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-track{background:transparent}*::-webkit-scrollbar-thumb{background:rgba(99,102,241,.2);border-radius:5px;border:2px solid transparent;background-clip:padding-box}*::-webkit-scrollbar-thumb:hover{background:rgba(99,102,241,.4);background-clip:padding-box;border:2px solid transparent}[data-theme="dark"] *{scrollbar-color:rgba(255,255,255,.18) transparent}[data-theme="dark"] *::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);background-clip:padding-box;border:2px solid transparent}[data-theme="dark"] *::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.28);background-clip:padding-box;border:2px solid transparent}h1,h2,h3,h4,h5,h6{color:var(--text);line-height:var(--leading-tight);letter-spacing:-.01em}h1{font-size:1.75rem;font-weight:800}h2{font-size:1.35rem;font-weight:700}h3{font-size:1.1rem;font-weight:700}h4{font-size:.95rem;font-weight:700}[data-theme="dark"] h1,[data-theme="dark"] h2,[data-theme="dark"] h3,[data-theme="dark"] h4{color:#f4f4f5}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);transition:box-shadow var(--duration) var(--ease-in-out),transform var(--duration) var(--ease-in-out),border-color var(--duration) var(--ease-in-out)}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--border-hover)}.card-header{padding-bottom:.85rem;margin-bottom:.9rem}.card-header h2,.card-header h3{color:var(--text)}.btn{padding:.5rem 1.15rem;border-radius:var(--radius-sm);font-size:.85rem;transition:transform var(--duration-fast) var(--ease-in-out),box-shadow var(--duration) var(--ease-in-out),background var(--duration) var(--ease-in-out),color var(--duration) var(--ease-in-out),border-color var(--duration) var(--ease-in-out)}.btn:focus-visible{outline:2px solid var(--primary-light);outline-offset:2px}.btn-amber{background:linear-gradient(135deg,var(--amber-500),var(--amber-600));color:#fff;box-shadow:0 2px 8px rgba(217,119,6,.22)}.btn-amber:hover{background:linear-gradient(135deg,var(--amber-600),var(--amber-700));transform:translateY(-2px);box-shadow:0 6px 20px rgba(217,119,6,.32);text-decoration:none;color:#fff}.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{background:var(--primary-bg);border-color:var(--primary-light);color:var(--primary-dark);text-decoration:none}[data-theme="dark"] .btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}[data-theme="dark"] .btn-ghost:hover{background:var(--primary-bg);color:var(--primary-light)}.form-group label{font-size:.78rem;color:var(--text-muted-strong);letter-spacing:.01em}.form-group input::placeholder,.form-group textarea::placeholder{color:var(--text-muted);opacity:.8}.data-table{background:var(--card-bg)}.data-table th{background:var(--primary-dark);color:#fff;font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}.data-table tr:hover{background:var(--tint-primary)}[data-theme="dark"] .data-table{background:var(--card-bg)}[data-theme="dark"] .data-table tr:hover{background:rgba(129,140,248,.06)}[data-theme="dark"] .data-table th{background:#312e81;color:#e0e7ff}.grade-sheet-table tr:nth-child(even){background:var(--surface-2)}.grade-sheet-table tr:hover{background:var(--tint-primary)}[data-theme="dark"] .grade-sheet-table tr:nth-child(even){background:var(--surface-2)}[data-theme="dark"] .grade-sheet-table tr:hover{background:rgba(129,140,248,.08)}.amend-cell{background:var(--amber-50)}[data-theme="dark"] .amend-cell{background:rgba(120,53,15,.18)}[data-theme="dark"] .amend-input{background:var(--bg-alt);color:var(--text);border-color:var(--border)}.section-card__hd{background:var(--surface-2);border-bottom:1px solid var(--border)}.sheet-title{background:var(--surface-2);color:var(--text-light)}.teacher-comment{background:var(--tint-primary);border-top:1px solid var(--border)}[data-theme="dark"] .teacher-comment{background:rgba(129,140,248,.05)}.tab-btn,.anav-link{transition:background var(--duration) var(--ease-in-out),color var(--duration) var(--ease-in-out)}[data-theme="dark"] .tab-btn{background:var(--bg-alt);color:var(--text-light)}[data-theme="dark"] .tab-btn:hover{background:var(--tint-primary)}.badge{letter-spacing:.02em}.status-badge.submitted,.status-badge.amending{background:var(--tint-amber);color:var(--amber-800)}.status-badge.amended{background:var(--tint-primary);color:var(--primary-deeper)}.status-badge.reviewed,.status-badge.graded{background:var(--tint-success);color:#15803d}.status-badge.none{background:var(--surface-2);color:var(--text-muted)}[data-theme="dark"] .status-badge.submitted,[data-theme="dark"] .status-badge.amending{background:rgba(245,158,11,.15);color:#fcd34d}[data-theme="dark"] .status-badge.amended{background:rgba(129,140,248,.15);color:#a5b4fc}[data-theme="dark"] .status-badge.reviewed,[data-theme="dark"] .status-badge.graded{background:rgba(34,197,94,.15);color:#6ee7b7}[data-theme="dark"] .status-badge.none{background:var(--surface-2);color:var(--text-muted)}.total-score.excellent{background:var(--tint-success);color:#166534}.total-score.good{background:rgba(59,130,246,.10);color:#1e40af}.total-score.average{background:var(--tint-warning);color:var(--amber-800)}.total-score.pass{background:var(--surface-2);color:var(--text-muted-strong)}.total-score.fail{background:var(--tint-danger);color:#991b1b}[data-theme="dark"] .total-score.excellent{background:rgba(34,197,94,.18);color:#86efac}[data-theme="dark"] .total-score.good{background:rgba(59,130,246,.18);color:#93c5fd}[data-theme="dark"] .total-score.average{background:rgba(245,158,11,.18);color:#fcd34d}[data-theme="dark"] .total-score.pass{background:var(--surface-2);color:var(--text-light)}[data-theme="dark"] .total-score.fail{background:rgba(239,68,68,.18);color:#fca5a5}.navbar{background:linear-gradient(180deg,#1e1b4b 0%,#312e81 60%,#3730a3 100%);box-shadow:0 1px 0 rgba(255,255,255,.06) inset,0 4px 16px rgba(30,27,75,.25);border-bottom:1px solid rgba(165,180,252,.18);backdrop-filter:saturate(140%)}.nav-link{color:rgba(224,231,255,.72);padding:6px 11px;border-radius:8px;font-weight:500;transition:background var(--duration) var(--ease-in-out),color var(--duration) var(--ease-in-out)}.nav-link:hover{background:rgba(255,255,255,.08);color:#fff;text-decoration:none}.nav-brand{letter-spacing:.6px}.footer{background:linear-gradient(180deg,#0c1222 0%,#060914 100%);border-top:1px solid rgba(99,102,241,.18);color:rgba(255,255,255,.6);padding:1rem 0}.footer-bottom{color:rgba(255,255,255,.5)}.assignment-card h2{color:var(--primary-dark);font-weight:700}[data-theme="dark"] .assignment-card h2{color:var(--primary-light)}.assignment-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-md)}.score-display{color:var(--primary-dark)}[data-theme="dark"] .score-display{color:var(--primary-light)}.ts-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem;text-align:center;box-shadow:var(--shadow-sm);transition:transform var(--duration) var(--ease-in-out),box-shadow var(--duration) var(--ease-in-out)}.ts-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-light)}.ts-num{color:var(--primary-dark)}[data-theme="dark"] .ts-num{color:var(--primary-light)}.modal-content{background:var(--card-bg);border:1px solid var(--border);box-shadow:0 24px 60px rgba(0,0,0,.25),0 8px 20px rgba(0,0,0,.12)}[data-theme="dark"] .modal-content{background:var(--card-bg);border-color:var(--border);box-shadow:0 24px 60px rgba(0,0,0,.6),0 8px 20px rgba(0,0,0,.4)}.modal-overlay{backdrop-filter:blur(2px)}.toast{background:var(--card-bg);border:1px solid var(--border);color:var(--text)}[data-theme="dark"] .toast{background:var(--card-bg);border-color:var(--border)}.dashboard-header h1{color:var(--primary-dark);font-weight:800}[data-theme="dark"] .dashboard-header h1{color:var(--primary-light)}.teaching-hero h1,.grade-header h1{color:var(--primary-dark);font-weight:800}[data-theme="dark"] .teaching-hero h1,[data-theme="dark"] .grade-header h1{color:var(--primary-light)}.auth-card{border-radius:16px;padding:2.4rem;box-shadow:0 12px 40px rgba(99,102,241,.08),0 4px 12px rgba(0,0,0,.04)}[data-theme="dark"] .auth-card{background:var(--card-bg);border-color:var(--border);box-shadow:0 12px 40px rgba(0,0,0,.4),0 4px 12px rgba(0,0,0,.25)}.auth-brand h1{color:var(--primary-dark);font-weight:800}[data-theme="dark"] .auth-brand h1{color:var(--primary-light)}.drop-zone{background:var(--tint-primary);border:2px dashed var(--border-hover)}.drop-zone.dragover{border-color:var(--primary);background:rgba(99,102,241,.12)}[data-theme="dark"] .drop-zone{background:rgba(129,140,248,.06);border-color:var(--border)}[data-theme="dark"] .drop-zone.dragover{background:rgba(129,140,248,.15)}.course-card-amber{background:linear-gradient(135deg,var(--amber-50),var(--amber-100));border:1px solid rgba(217,119,6,.18);border-radius:14px}.course-card-amber h2{color:var(--amber-900)}.course-card-amber p{color:var(--amber-800)}.course-card-amber .en{color:var(--amber-700)}[data-theme="dark"] .course-card-amber{background:linear-gradient(135deg,rgba(120,53,15,.15),rgba(120,53,15,.08));border-color:rgba(245,158,11,.2)}[data-theme="dark"] .course-card-amber h2{color:#fde68a}[data-theme="dark"] .course-card-amber p{color:#fcd34d}[data-theme="dark"] .course-card-amber .en{color:#fbbf24}.scores-grid__item{background:var(--surface-2);border-color:var(--border)}.scores-grid__item--miss{background:var(--tint-danger);border-color:#fecaca}[data-theme="dark"] .scores-grid__item--miss{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.3)}.sgi-bar{background:var(--border)}.sgi-bar__fill{background:linear-gradient(90deg,var(--primary),var(--primary-light))}.section-card__icon{background:linear-gradient(135deg,var(--primary),var(--primary-light))}[data-theme="dark"] .section-card__icon{background:linear-gradient(135deg,var(--primary-dark),var(--primary))}.section-card__bd{color:var(--text)}.hero-banner{background:linear-gradient(135deg,var(--primary-dark) 0%,var(--purple) 100%);box-shadow:0 8px 24px rgba(79,70,229,.22);border-radius:14px;padding:1.6rem 2rem}[data-theme="dark"] .hero-banner{background:linear-gradient(135deg,#1e1b4b 0%,#4c1d95 100%);box-shadow:0 8px 24px rgba(0,0,0,.5)}.sheet-table td{background:var(--card-bg)}[data-theme="dark"] .sheet-table td{background:var(--card-bg);border-color:var(--border)}.sgi-input,.score-input{background:#fff;color:var(--text);border:1.5px solid var(--border)}.sgi-input:focus,.score-input:focus{border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(99,102,241,.15);outline:none}[data-theme="dark"] .sgi-input,[data-theme="dark"] .score-input{background:var(--bg-alt);color:var(--text);border-color:var(--border)}.comp-comment textarea{background:#fff;color:var(--text)}[data-theme="dark"] .comp-comment textarea{background:var(--bg-alt);color:var(--text);border-color:var(--border)}.flash{font-size:.84rem;border-radius:var(--radius-sm)}.flash.success{background:var(--tint-success);color:#166534;border-color:rgba(34,197,94,.25)}.flash.error{background:var(--tint-danger);color:#991b1b;border-color:rgba(239,68,68,.25)}.flash.info{background:var(--tint-primary);color:var(--primary-deeper);border-color:rgba(99,102,241,.25)}[data-theme="dark"] .flash.success{background:rgba(34,197,94,.12);color:#6ee7b7;border-color:rgba(34,197,94,.3)}[data-theme="dark"] .flash.error{background:rgba(239,68,68,.12);color:#fca5a5;border-color:rgba(239,68,68,.3)}[data-theme="dark"] .flash.info{background:rgba(129,140,248,.12);color:#a5b4fc;border-color:rgba(129,140,248,.3)}.alert.warning{background:var(--tint-amber);color:var(--amber-800);border-color:rgba(245,158,11,.25)}.alert.error{background:var(--tint-danger);color:#991b1b;border-color:rgba(239,68,68,.25)}[data-theme="dark"] .alert.warning{background:rgba(245,158,11,.15);color:#fcd34d;border-color:rgba(245,158,11,.3)}[data-theme="dark"] .alert.error{background:rgba(239,68,68,.12);color:#fca5a5;border-color:rgba(239,68,68,.3)}.empty-state{color:var(--text-light)}.empty-state-title{color:var(--text)}[data-theme="dark"] .home-tagline{filter:drop-shadow(0 2px 6px rgba(0,0,0,.7)) drop-shadow(0 0 18px rgba(217,119,6,.25))}[data-theme="dark"] .home-tagline-en{background:linear-gradient(180deg,#f4f4f5 0%,#cbd5e1 40%,#94a3b8 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}body{transition:background-color .3s ease,color .3s ease}.card,.btn,.form-group input,.form-group select,.form-group textarea{transition-property:background-color,color,border-color,box-shadow,transform;transition-duration:.25s;transition-timing-function:var(--ease-in-out)}@media print{.navbar,.footer,#scroll-top,#fb-float-btn,#toast-container,#global-loading,#loading-overlay,.theme-toggle{display:none !important}body{background:#fff;color:#000}.card{box-shadow:none;border-color:#ddd}}.stat-row{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.5rem}.stat-card{flex:1;min-width:120px;background:var(--card-bg);border:1.5px solid var(--border);border-radius:14px;padding:1rem 1.1rem;text-align:center;box-shadow:var(--shadow-sm);transition:transform var(--duration) var(--ease-in-out),box-shadow var(--duration) var(--ease-in-out),border-color var(--duration) var(--ease-in-out)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-light)}.stat-card .stat-num,.stat-num{font-size:1.7rem;font-weight:800;background:linear-gradient(135deg,var(--primary-dark),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.15}.stat-card .stat-label,.stat-label{font-size:.72rem;color:var(--text-muted);margin-top:.2rem;letter-spacing:.02em}.stat-card.warn .stat-num{background:linear-gradient(135deg,var(--amber-700),var(--amber-500));-webkit-background-clip:text;background-clip:text}.stat-card.danger .stat-num{background:linear-gradient(135deg,#b91c1c,#ef4444);-webkit-background-clip:text;background-clip:text}.stat-card.success .stat-num{background:linear-gradient(135deg,#15803d,#22c55e);-webkit-background-clip:text;background-clip:text}.stat-mini{display:flex;gap:1rem;margin:.5rem 0 1rem;font-size:.8rem;color:var(--text-light);flex-wrap:wrap}.stat-mini strong{color:var(--text);font-weight:700}.toolbar{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}.toolbar .btn{font-size:.82rem}.toolbar .btn small{display:block;font-size:.72em;font-weight:400;opacity:.75}.admin-shell{max-width:1200px;margin:0 auto;padding:1.5rem 1rem 3rem}.admin-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem;margin-bottom:1.5rem}.admin-header h1{font-size:1.4rem;margin:0;color:var(--text)}[data-theme="dark"] .admin-header h1{color:#f4f4f5}.admin-tabs{display:flex;gap:0;border-bottom:2px solid var(--border);margin-bottom:1.2rem;overflow-x:auto;-webkit-overflow-scrolling:touch}.admin-tabs a{padding:.55rem 1.2rem;font-size:.82rem;font-weight:600;color:var(--text-muted);text-decoration:none;border-bottom:2px solid transparent;margin-bottom:-2px;white-space:nowrap;transition:color var(--duration) var(--ease-in-out),border-color var(--duration) var(--ease-in-out)}.admin-tabs a:hover{color:var(--primary)}.admin-tabs a.active{color:var(--primary);border-bottom-color:var(--primary)}.section-title{font-size:.95rem;font-weight:700;color:var(--text);margin:1.5rem 0 .6rem;display:flex;align-items:center;gap:.4rem}.section-title .count{font-size:.75rem;font-weight:400;color:var(--text-muted);margin-left:auto}.badge{display:inline-block;padding:.15rem .55rem;border-radius:999px;font-size:.68rem;font-weight:600;letter-spacing:.02em}.badge-admin{background:var(--tint-primary);color:var(--primary-deeper)}.badge-teacher{background:rgba(59,130,246,.10);color:#1e40af}.badge-student{background:var(--tint-success);color:#166534}.badge-other{background:var(--surface-2);color:var(--text-muted-strong)}.badge-verified{background:var(--tint-success);color:#166534}.badge-unverified{background:var(--tint-amber);color:var(--amber-800)}.badge-trial{background:var(--surface-2);color:var(--text-muted-strong)}.badge-premium{background:var(--tint-amber);color:var(--amber-800)}.badge-admin-tier{background:var(--tint-primary);color:var(--primary-deeper)}[data-theme="dark"] .badge-admin{background:rgba(129,140,248,.15);color:#a5b4fc}[data-theme="dark"] .badge-teacher{background:rgba(96,165,250,.15);color:#93c5fd}[data-theme="dark"] .badge-student{background:rgba(34,197,94,.15);color:#6ee7b7}[data-theme="dark"] .badge-other{background:var(--surface-2);color:var(--text-light)}[data-theme="dark"] .badge-verified{background:rgba(34,197,94,.15);color:#6ee7b7}[data-theme="dark"] .badge-unverified{background:rgba(245,158,11,.15);color:#fcd34d}[data-theme="dark"] .badge-trial{background:var(--surface-2);color:var(--text-light)}[data-theme="dark"] .badge-premium{background:rgba(245,158,11,.15);color:#fcd34d}[data-theme="dark"] .badge-admin-tier{background:rgba(129,140,248,.15);color:#a5b4fc}.editable-cell{cursor:pointer;position:relative}.editable-cell:hover .cell-display{background:var(--tint-primary);border-radius:4px}.cell-display{padding:.15rem .25rem;display:inline-block;min-width:24px;transition:background var(--duration-fast) var(--ease-in-out)}.cell-edit{display:inline-flex;gap:.15rem;align-items:center}.edit-save,.edit-cancel{font-size:.7rem;padding:.12rem .35rem;border:none;border-radius:4px;cursor:pointer;font-weight:700;line-height:1}.edit-save{background:var(--primary);color:#fff}.edit-save:hover{background:var(--primary-dark)}.edit-cancel{background:var(--surface-2);color:var(--text-muted-strong)}.edit-cancel:hover{background:var(--border)}.btn-sm{font-size:.72rem;padding:.25rem .6rem;border-radius:6px;border:none;cursor:pointer;font-weight:600;transition:all var(--duration-fast) var(--ease-in-out)}.btn-confirm{background:var(--success);color:#fff}.btn-confirm:hover{background:#15803d}.btn-reject{background:var(--danger);color:#fff;margin-left:.3rem}.btn-reject:hover{background:#b91c1c}[data-theme="dark"] .btn-confirm{background:#16a34a}[data-theme="dark"] .btn-confirm:hover{background:#15803d}[data-theme="dark"] .btn-reject{background:#dc2626}[data-theme="dark"] .btn-reject:hover{background:#b91c1c}.amy-btn{background:linear-gradient(135deg,#ec4899,#f472b6);color:#fff}.amy-btn:hover{background:linear-gradient(135deg,#db2777,#ec4899);transform:translateY(-1px);box-shadow:0 4px 14px rgba(236,72,153,.3)}.amy-btn-batch{background:linear-gradient(135deg,#a855f7,#c084fc);color:#fff}.amy-btn-batch:hover{background:linear-gradient(135deg,#9333ea,#a855f7);transform:translateY(-1px);box-shadow:0 4px 14px rgba(168,85,247,.3)}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-light)}.empty-state-icon{font-size:2.8rem;margin-bottom:var(--space-3);opacity:.55;display:block;line-height:1}.empty-state-title{font-size:1.1rem;font-weight:700;color:var(--text);margin-bottom:var(--space-2)}.empty-state-text{font-size:.85rem;color:var(--text-light);max-width:360px;margin:0 auto var(--space-4);line-height:var(--leading)}.empty-state-action{margin-top:.5rem}.info-bar{display:flex;align-items:flex-start;gap:.75rem;padding:.85rem 1.1rem;border-radius:var(--radius);font-size:.84rem;line-height:1.6;margin-bottom:1rem;border:1px solid transparent}.info-bar .info-icon{font-size:1.15rem;line-height:1;flex-shrink:0;margin-top:1px}.info-bar .info-content{flex:1}.info-bar.info{background:var(--tint-primary);color:var(--primary-deeper);border-color:rgba(99,102,241,.25)}.info-bar.amber{background:var(--tint-amber);color:var(--amber-800);border-color:rgba(245,158,11,.3)}.info-bar.success{background:var(--tint-success);color:#166534;border-color:rgba(34,197,94,.3)}.info-bar.danger{background:var(--tint-danger);color:#991b1b;border-color:rgba(239,68,68,.3)}.info-bar.neutral{background:var(--surface-2);color:var(--text-muted-strong);border-color:var(--border)}[data-theme="dark"] .info-bar.info{background:rgba(129,140,248,.12);color:#a5b4fc;border-color:rgba(129,140,248,.3)}[data-theme="dark"] .info-bar.amber{background:rgba(245,158,11,.12);color:#fcd34d;border-color:rgba(245,158,11,.3)}[data-theme="dark"] .info-bar.success{background:rgba(34,197,94,.12);color:#6ee7b7;border-color:rgba(34,197,94,.3)}[data-theme="dark"] .info-bar.danger{background:rgba(239,68,68,.12);color:#fca5a5;border-color:rgba(239,68,68,.3)}[data-theme="dark"] .info-bar.neutral{background:var(--surface-2);color:var(--text-light);border-color:var(--border)}.pricing-page{max-width:1152px;margin:0 auto;padding:2.5rem 1.5rem 5rem}.pricing-hero{text-align:center;margin-bottom:3rem}.pricing-hero h1{font-size:1.9rem;font-weight:800;color:var(--text);margin-bottom:.35rem;letter-spacing:.02em}.pricing-hero h1 em{display:block;font-size:.85rem;font-weight:400;color:var(--text-muted);font-style:italic;margin-top:.15rem}.pricing-hero p{color:var(--text-light);font-size:.88rem;max-width:480px;margin:0 auto;line-height:1.6}.pricing-block{margin-bottom:3rem}.pricing-block-header{margin-bottom:1.2rem}.pricing-block-header h2{font-size:1.05rem;font-weight:700;color:var(--text);display:inline-flex;align-items:center;gap:.5rem}.pricing-block-header h2 span{font-size:.76rem;font-weight:400;color:var(--text-muted);font-style:italic}.count-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.9rem}.count-card{background:var(--card-bg);border:1.5px solid var(--border);border-radius:16px;padding:1.4rem 1rem 1.2rem;text-align:center;transition:all var(--duration) var(--ease-in-out);position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:210px;box-shadow:var(--shadow-sm)}.count-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-md);transform:translateY(-3px)}.count-card.pick{border-color:var(--primary);box-shadow:0 6px 24px rgba(99,102,241,.15)}.count-card.best{border-color:var(--amber-500);background:linear-gradient(180deg,var(--amber-50),var(--card-bg) 50%)}[data-theme="dark"] .count-card.best{background:linear-gradient(180deg,rgba(120,53,15,.15),var(--card-bg) 50%);border-color:var(--amber-500)}.count-card .c-badge{position:absolute;top:-10px;left:50%;transform:translateX(-50%);z-index:1;background:var(--amber-500);color:#fff;padding:.12rem .85rem;border-radius:999px;font-size:.62rem;font-weight:700;white-space:nowrap;letter-spacing:.02em;box-shadow:0 4px 10px rgba(245,158,11,.3)}.count-card .c-label{font-size:.8rem;font-weight:700;color:var(--text);margin-bottom:.1rem}.count-card .c-label i{display:block;font-size:.62rem;font-weight:400;color:var(--text-muted);font-style:italic}.count-card .c-price{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--primary-dark),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin:.5rem 0 .25rem}.count-card .c-unit{font-size:.64rem;color:var(--text-muted);margin-bottom:.6rem}.count-card .c-unit i{font-style:italic}.count-card .c-tag{font-size:.62rem;color:#16a34a;font-weight:600;margin-bottom:.7rem;letter-spacing:.02em}.count-card .c-tag i{font-weight:400;color:#86efac;font-style:italic}[data-theme="dark"] .count-card .c-tag{color:#6ee7b7}[data-theme="dark"] .count-card .c-tag i{color:rgba(110,231,183,.6)}.sub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.9rem}.sub-card{background:var(--card-bg);border:1.5px solid var(--border);border-radius:16px;padding:0;text-align:center;transition:all var(--duration) var(--ease-in-out);position:relative;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-sm)}.sub-card:hover{border-color:var(--primary-light);box-shadow:var(--shadow-md);transform:translateY(-3px)}.sub-card.pick{border-color:var(--primary);box-shadow:0 6px 24px rgba(99,102,241,.15)}.sub-card.best{border-color:var(--amber-500)}.sub-card.pro{border-top:3px solid var(--purple)}.sub-card .s-top{padding:1.4rem 1rem .8rem;flex-shrink:0}.sub-card .s-badge{position:absolute;top:-10px;left:50%;transform:translateX(-50%);z-index:1;background:var(--amber-500);color:#fff;padding:.12rem .85rem;border-radius:999px;font-size:.62rem;font-weight:700;white-space:nowrap;letter-spacing:.02em;box-shadow:0 4px 10px rgba(245,158,11,.3)}.sub-card .s-label{font-size:.82rem;font-weight:700;color:var(--text);margin-bottom:.1rem}.sub-card .s-label i{display:block;font-size:.62rem;font-weight:400;color:var(--text-muted);font-style:italic}.sub-card .s-price{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--primary-dark),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;margin:.4rem 0 .15rem}.sub-card .s-price small{font-size:.7rem;font-weight:500;color:var(--text-muted)}.sub-card .s-unit{font-size:.64rem;color:var(--text-muted);margin-bottom:.25rem}.sub-card .s-unit i{font-style:italic}.sub-card .s-save{font-size:.64rem;color:var(--amber-700);font-weight:600;margin-bottom:.15rem}.sub-card .s-save i{font-weight:400;color:var(--amber-400);font-style:italic}.sub-card .s-features{text-align:left;list-style:none;padding:.8rem 1rem;margin:0;background:var(--surface-2);border-top:1px solid var(--border);flex:1;font-size:.74rem;color:var(--text-muted-strong);line-height:1.85}.sub-card .s-features li::before{content:'✓ ';color:#10b981;font-weight:700;margin-right:2px}.sub-card .s-features li i{display:block;font-size:.6rem;color:var(--text-muted);font-style:italic;margin-left:1.15rem}.sub-card .s-action{padding:0 1rem 1.2rem;flex-shrink:0}.btn-buy{display:block;width:100%;padding:.6rem;border-radius:10px;font-size:.82rem;font-weight:600;text-align:center;transition:all var(--duration) var(--ease-in-out);text-decoration:none;border:none;cursor:pointer;background:linear-gradient(135deg,var(--primary-dark),var(--purple));color:#fff;line-height:1.4;box-shadow:0 2px 8px rgba(99,102,241,.2)}.btn-buy:hover{background:linear-gradient(135deg,var(--primary),#6d28d9);transform:translateY(-2px);box-shadow:0 6px 18px rgba(99,102,241,.35);text-decoration:none;color:#fff}.btn-buy small{display:block;font-size:.62rem;font-weight:400;opacity:.8;font-style:italic}.btn-buy.ghost{background:var(--surface-2);color:var(--text-muted-strong);box-shadow:none;cursor:default}.btn-buy.ghost:hover{transform:none;box-shadow:none;background:var(--surface-2)}.btn-buy.amber{background:linear-gradient(135deg,var(--amber-500),var(--amber-600));box-shadow:0 2px 8px rgba(245,158,11,.25)}.btn-buy.amber:hover{background:linear-gradient(135deg,var(--amber-600),var(--amber-700));box-shadow:0 6px 18px rgba(245,158,11,.4)}.trial-box{background:var(--tint-amber);border:1px solid rgba(245,158,11,.3);border-radius:var(--radius);padding:.85rem 1.2rem;margin:0 auto 2.5rem;max-width:620px;font-size:.8rem;color:var(--amber-800);line-height:1.65;text-align:center}.trial-box b{color:var(--amber-900)}[data-theme="dark"] .trial-box{background:rgba(120,53,15,.15);border-color:rgba(245,158,11,.3);color:#fcd34d}[data-theme="dark"] .trial-box b{color:#fde68a}.paper-card{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:1.3rem 1.4rem;margin-bottom:1rem;box-shadow:var(--shadow-sm);transition:all var(--duration) var(--ease-in-out);position:relative}.paper-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--primary-light)}.paper-card h3{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:.35rem;line-height:1.4}.paper-card .paper-meta{display:flex;gap:.8rem;flex-wrap:wrap;font-size:.76rem;color:var(--text-muted);margin-bottom:.65rem}.paper-card .paper-meta .meta-item{display:inline-flex;align-items:center;gap:.25rem}.paper-card .paper-abstract{font-size:.84rem;color:var(--text-light);line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.paper-card .paper-tags{display:flex;gap:.35rem;flex-wrap:wrap;margin-top:.65rem}.paper-card .paper-tag{display:inline-block;padding:.1rem .55rem;background:var(--tint-primary);color:var(--primary-deeper);border-radius:999px;font-size:.7rem;font-weight:500;letter-spacing:.01em}[data-theme="dark"] .paper-card .paper-tag{background:rgba(129,140,248,.15);color:#a5b4fc}.paper-card .paper-actions{margin-top:.8rem;display:flex;gap:.5rem;flex-wrap:wrap}.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}.lib-card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:1rem 1.1rem;box-shadow:var(--shadow-sm);transition:all var(--duration) var(--ease-in-out);cursor:pointer;text-decoration:none;color:inherit;display:flex;flex-direction:column}.lib-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px);border-color:var(--primary-light);text-decoration:none;color:inherit}.lib-card .lib-icon{font-size:1.6rem;margin-bottom:.5rem;color:var(--primary);line-height:1}.lib-card h4{font-size:.88rem;font-weight:700;color:var(--text);margin-bottom:.25rem;line-height:1.35}.lib-card .lib-meta{font-size:.72rem;color:var(--text-muted);margin-top:auto;padding-top:.5rem}[data-theme="dark"] .lib-card .lib-icon{color:var(--primary-light)}.agent-shell{max-width:1200px;margin:0 auto;padding:1.5rem 1rem 3rem}.agent-header{margin-bottom:1.5rem}.agent-header h1{font-size:1.4rem;color:var(--text);font-weight:800;margin-bottom:.25rem}.agent-header p{color:var(--text-light);font-size:.86rem}[data-theme="dark"] .agent-header h1{color:#f4f4f5}.agent-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem;margin-bottom:1.5rem}.agent-card{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:1.2rem 1.3rem;box-shadow:var(--shadow-sm);transition:all var(--duration) var(--ease-in-out);position:relative;overflow:hidden}.agent-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--primary-light)}.agent-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--purple));opacity:.8}.agent-card .agent-icon{font-size:1.5rem;margin-bottom:.5rem;color:var(--primary)}.agent-card h3{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:.25rem}.agent-card p{font-size:.8rem;color:var(--text-light);line-height:1.5;margin-bottom:.65rem}.agent-card .agent-meta{display:flex;gap:.4rem;flex-wrap:wrap;font-size:.7rem;color:var(--text-muted)}.dashboard-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:1rem;margin-bottom:1.2rem}.dashboard-header h1{font-size:1.4rem;color:var(--text);font-weight:800;margin:0}.dashboard-header h1 small,.dashboard-header h1 span{display:block;font-size:.55em;font-weight:400;color:var(--text-muted);margin-top:.15rem}.dashboard-header .subtitle{font-size:.82rem;color:var(--text-light)}[data-theme="dark"] .dashboard-header h1{color:#f4f4f5}.submission-list{margin-top:1rem}.submission-list .data-table{font-size:.82rem}.submission-list .data-table td{padding:.65rem .8rem;vertical-align:middle}.submission-list .toolbar-inline{display:flex;gap:.35rem;flex-wrap:wrap}.submission-list .toolbar-inline .btn{font-size:.75rem;padding:.25rem .55rem}.paper-page{max-width:1100px;margin:0 auto;padding:1.5rem 1rem 3rem}.paper-header{margin-bottom:1.5rem;padding-bottom:1.2rem;border-bottom:1px solid var(--border)}.paper-header h1{font-size:1.6rem;font-weight:800;color:var(--text);line-height:1.3;margin-bottom:.5rem}.paper-header .paper-authors{font-size:.9rem;color:var(--text-light);margin-bottom:.4rem}.paper-header .paper-venue{font-size:.8rem;color:var(--text-muted)}.paper-header .paper-venue a{color:var(--primary)}.paper-section{margin-bottom:1.5rem}.paper-section h2{font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:.65rem;padding-bottom:.35rem;border-bottom:1px solid var(--border)}.paper-section .paper-content{font-size:.92rem;color:var(--text-light);line-height:1.75}[data-theme="dark"] .paper-header h1{color:#f4f4f5}[data-theme="dark"] .paper-section h2{color:#f4f4f5}.forum-thread{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:1rem 1.2rem;margin-bottom:.65rem;transition:all var(--duration) var(--ease-in-out);box-shadow:var(--shadow-sm)}.forum-thread:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}.forum-thread h3{font-size:.92rem;font-weight:700;color:var(--text);margin-bottom:.25rem}.forum-thread .thread-meta{font-size:.74rem;color:var(--text-muted);margin-bottom:.35rem}.forum-thread .thread-excerpt{font-size:.82rem;color:var(--text-light);line-height:1.55}.forum-thread .thread-tags{display:flex;gap:.3rem;flex-wrap:wrap;margin-top:.5rem}.forum-thread .thread-tag{padding:.1rem .5rem;border-radius:999px;background:var(--tint-amber);color:var(--amber-800);font-size:.68rem;font-weight:500}[data-theme="dark"] .forum-thread .thread-tag{background:rgba(245,158,11,.15);color:#fcd34d}.filter-bar{display:flex;gap:.55rem;flex-wrap:wrap;align-items:center;background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:.85rem 1rem;margin-bottom:1.2rem;box-shadow:var(--shadow-sm)}.filter-bar .filter-input{flex:1;min-width:180px;padding:.5rem .8rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.85rem;font-family:inherit;background:var(--surface-1);color:var(--text);transition:border-color var(--duration) var(--ease-in-out),box-shadow var(--duration) var(--ease-in-out)}.filter-bar .filter-input:focus{outline:none;border-color:var(--primary-light);box-shadow:0 0 0 3px rgba(99,102,241,.12)}.filter-bar select.filter-input{cursor:pointer}.filter-bar .filter-label{font-size:.8rem;color:var(--text-muted-strong);font-weight:500}[data-theme="dark"] .filter-bar .filter-input{background:var(--bg-alt);border-color:var(--border);color:var(--text)}.pager{display:flex;gap:.35rem;justify-content:center;align-items:center;margin-top:1.5rem;font-size:.84rem}.pager a,.pager span{padding:.35rem .7rem;border:1px solid var(--border);background:var(--card-bg);color:var(--text);border-radius:var(--radius-sm);text-decoration:none;transition:all var(--duration) var(--ease-in-out);min-width:36px;text-align:center}.pager a:hover{background:var(--tint-primary);border-color:var(--primary-light);color:var(--primary);text-decoration:none}.pager .current{background:var(--primary);border-color:var(--primary);color:#fff}.pager .disabled{opacity:.4;pointer-events:none}.roster-table{width:100%;border-collapse:collapse;background:var(--card-bg);border-radius:var(--radius-sm);overflow:hidden;box-shadow:var(--shadow-sm);font-size:.82rem}.roster-table th,.roster-table td{padding:.55rem .8rem;text-align:left;border-bottom:1px solid var(--border)}.roster-table th{background:var(--primary-dark);color:#fff;font-weight:600;font-size:.74rem;letter-spacing:.03em;text-transform:uppercase}.roster-table tr:hover{background:var(--tint-primary)}.roster-table .empty{text-align:center;padding:2rem;color:var(--text-light)}[data-theme="dark"] .roster-table th{background:#312e81;color:#e0e7ff}.course-detail-page{padding:1.5rem 1rem 3rem;max-width:1100px;margin:0 auto}.detail-hero{margin-bottom:1.5rem}.detail-hero h1{font-size:1.6rem;font-weight:800;color:var(--text);margin-bottom:.25rem}.detail-hero p{color:var(--text-light);font-size:.9rem}.link-card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:1.1rem 1.3rem;margin-bottom:.8rem;box-shadow:var(--shadow-sm);transition:all var(--duration) var(--ease-in-out);display:flex;align-items:center;gap:.8rem;flex-wrap:wrap}.link-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}.link-card .link-icon{font-size:1.3rem;flex-shrink:0}.link-card .link-info{flex:1;min-width:200px}.link-card .link-info h3{font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:.15rem}.link-card .link-info p{font-size:.78rem;color:var(--text-light)}[data-theme="dark"] .detail-hero h1{color:#f4f4f5}.round-card{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:1.2rem 1.4rem;margin-bottom:1rem;box-shadow:var(--shadow-sm);transition:all var(--duration) var(--ease-in-out)}.round-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}.round-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.75rem;flex-wrap:wrap;gap:.5rem}.round-header h3{font-size:1rem;font-weight:700;color:var(--text)}.round-meta{font-size:.76rem;color:var(--text-muted)}.round-actions{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:.8rem}.comp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.5rem}.comp-item{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:.65rem .8rem;text-align:center;transition:all var(--duration) var(--ease-in-out)}.comp-item:hover{border-color:var(--primary-light);background:var(--tint-primary)}.comp-item .comp-name{font-size:.76rem;font-weight:600;color:var(--text)}.comp-item .comp-score{font-size:1.1rem;font-weight:800;color:var(--primary-dark);margin-top:.15rem}[data-theme="dark"] .comp-item .comp-score{color:var(--primary-light)}.tk-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.8rem;margin-bottom:1rem}.tk-bar-track{height:8px;background:var(--border);border-radius:4px;overflow:hidden;margin-top:.35rem}.tk-bar-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--primary-light));border-radius:4px;transition:width var(--duration-slow) var(--ease-in-out)}.tk-bar-fill.warn{background:linear-gradient(90deg,var(--amber-500),var(--amber-600))}.tk-bar-fill.danger{background:linear-gradient(90deg,#ef4444,#b91c1c)}.tk-bar-label{font-size:.76rem;color:var(--text-muted);display:flex;justify-content:space-between}.error-page{max-width:600px;margin:4rem auto;padding:2rem 1.5rem;text-align:center}.error-page .error-code{font-size:5rem;font-weight:900;background:linear-gradient(135deg,var(--primary),var(--purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1}.error-page h1{font-size:1.5rem;font-weight:800;color:var(--text);margin:.75rem 0 .5rem}.error-page p{color:var(--text-light);margin-bottom:1.5rem}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--text-muted);vertical-align:middle;margin-right:.35rem}.status-dot.online{background:#22c55e;box-shadow:0 0 0 3px rgba(34,197,94,.18)}.status-dot.offline{background:#94a3b8}.status-dot.busy{background:var(--amber-500);box-shadow:0 0 0 3px rgba(245,158,11,.18);animation:dot-pulse 1.5s ease-in-out infinite}.status-dot.error{background:#ef4444;box-shadow:0 0 0 3px rgba(239,68,68,.18)}@keyframes dot-pulse{0%,100%{box-shadow:0 0 0 3px rgba(245,158,11,.18)}50%{box-shadow:0 0 0 6px rgba(245,158,11,.08)}}.skeleton{background:linear-gradient(90deg,var(--surface-2) 0%,var(--border) 50%,var(--surface-2) 100%);background-size:200% 100%;animation:skeleton-shimmer 1.4s ease-in-out infinite;border-radius:6px;min-height:14px}.skeleton-line{height:12px;margin-bottom:.4rem}.skeleton-line.short{width:40%}.skeleton-line.medium{width:70%}.skeleton-block{height:80px;margin-bottom:.6rem}@keyframes skeleton-shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}.kanban-col{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:.85rem .9rem;min-height:200px}.kanban-col h4{font-size:.82rem;font-weight:700;color:var(--text);margin-bottom:.5rem;display:flex;align-items:center;gap:.35rem}.kanban-col .kanban-count{font-size:.68rem;color:var(--text-muted);font-weight:400}.text-muted-2{color:var(--text-muted)}.text-amber{color:var(--amber-700)}.text-amber-light{color:var(--amber-500)}.text-success{color:#15803d}.text-danger{color:#b91c1c}[data-theme="dark"] .text-amber{color:var(--amber-400)}[data-theme="dark"] .text-success{color:#6ee7b7}[data-theme="dark"] .text-danger{color:#fca5a5}.divider{height:1px;background:var(--border);margin:1.5rem 0;border:none}.divider-thick{height:2px;background:linear-gradient(90deg,transparent,var(--border),transparent);margin:2rem 0;border:none}.gap-row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.gap-col{display:flex;flex-direction:column;gap:.5rem}.mt-0{margin-top:0 !important}.mt-1{margin-top:.5rem !important}.mt-2{margin-top:1rem !important}.mt-3{margin-top:1.5rem !important}.mb-0{margin-bottom:0 !important}.mb-1{margin-bottom:.5rem !important}.mb-2{margin-bottom:1rem !important}.mb-3{margin-bottom:1.5rem !important}.badge-pending{background:var(--tint-amber);color:var(--amber-800)}.badge-confirmed{background:var(--tint-success);color:#166534}.badge-rejected{background:var(--tint-danger);color:#991b1b}[data-theme="dark"] .badge-pending{background:rgba(245,158,11,.15);color:#fcd34d}[data-theme="dark"] .badge-confirmed{background:rgba(34,197,94,.15);color:#6ee7b7}[data-theme="dark"] .badge-rejected{background:rgba(239,68,68,.15);color:#fca5a5}.feedback-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.2rem;margin-bottom:.8rem;box-shadow:var(--shadow-sm);transition:all var(--duration) var(--ease-in-out)}.feedback-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}.feedback-card.new{border-left:3px solid var(--amber-500)}.feedback-card .header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem;margin-bottom:.5rem}.feedback-card .user{font-weight:700;font-size:.82rem;color:var(--text)}.feedback-card .time{font-size:.68rem;color:var(--text-muted)}.feedback-card .meta{font-size:.72rem;color:var(--text-muted-strong);margin-bottom:.4rem}.feedback-card .type{display:inline-block;padding:.1rem .55rem;border-radius:999px;font-size:.65rem;font-weight:600;letter-spacing:.02em}.type-irrelevant{background:var(--tint-danger);color:#991b1b}.type-wrong{background:var(--tint-amber);color:var(--amber-800)}.type-unhelpful{background:var(--tint-primary);color:var(--primary-deeper)}.type-too_vague{background:var(--surface-2);color:var(--text-muted-strong)}.feedback-card .bubble{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.5rem .7rem;margin:.4rem 0;font-size:.76rem;line-height:1.6;color:var(--text)}.feedback-card .note{font-size:.76rem;color:var(--text-muted-strong);margin-top:.4rem;font-style:italic}[data-theme="dark"] .type-irrelevant{background:rgba(239,68,68,.12);color:#fca5a5}[data-theme="dark"] .type-wrong{background:rgba(245,158,11,.12);color:#fcd34d}[data-theme="dark"] .type-unhelpful{background:rgba(129,140,248,.12);color:#a5b4fc}[data-theme="dark"] .type-too_vague{background:var(--surface-2);color:var(--text-light)}[data-theme="dark"] .feedback-card .user{color:#f4f4f5}[data-theme="dark"] .feedback-card .bubble{color:#e4e4e7}@media (max-width:768px){.count-grid{grid-template-columns:repeat(2,1fr)}.sub-grid{grid-template-columns:1fr;max-width:360px;margin:0 auto}.stat-row{gap:.5rem}.stat-card{min-width:100px;padding:.75rem .8rem}.stat-num{font-size:1.4rem}.admin-tabs a{padding:.45rem .8rem;font-size:.75rem}.filter-bar{padding:.65rem .8rem}.agent-grid{grid-template-columns:1fr}.comp-grid{grid-template-columns:repeat(2,1fr)}.lib-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.tk-stats{grid-template-columns:repeat(2,1fr)}.info-bar{padding:.65rem .85rem;font-size:.8rem}.pager{font-size:.76rem}.pager a,.pager span{padding:.25rem .5rem;min-width:30px}}.grade-page{max-width:600px;margin:0 auto;padding:1.5rem 1.5rem 3rem}.back-row{margin-bottom:1rem}.back-row a{font-size:.78rem;color:var(--text-muted);text-decoration:none;transition:color var(--duration) var(--ease-in-out)}.back-row a:hover{color:var(--primary)}.info-card{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:1.2rem 1.5rem;margin-bottom:1rem;box-shadow:var(--shadow-sm)}.info-card h2{font-size:1.1rem;font-weight:700;margin-bottom:.3rem;color:var(--text)}.info-card .meta{font-size:.78rem;color:var(--text-light)}.info-card .meta span{margin-right:1rem}.file-link{display:inline-block;margin-top:.5rem;font-size:.8rem;padding:.35rem .75rem;background:var(--tint-primary);border-radius:var(--radius-sm);color:var(--primary);text-decoration:none;font-weight:600;transition:all var(--duration) var(--ease-in-out)}.file-link:hover{background:var(--tint-primary);color:var(--primary-dark)}[data-theme="dark"] .file-link{background:rgba(129,140,248,.15);color:#a5b4fc}[data-theme="dark"] .file-link:hover{color:#c7d2fe}.status-section{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:1.5rem;margin-bottom:1rem;text-align:center;box-shadow:var(--shadow-sm)}.status-section h3{font-size:1rem;font-weight:700;margin-bottom:.8rem;color:var(--text)}.score-summary{background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:1rem;margin:1rem 0}.score-grid{display:grid;grid-template-columns:1fr 1fr;gap:.4rem}.score-item{display:flex;justify-content:space-between;align-items:center;padding:.4rem .7rem;background:var(--card-bg);border-radius:6px;font-size:.78rem;box-shadow:var(--shadow-sm)}.score-item .s-label{color:var(--text-light)}.score-item .s-val{font-weight:700;color:var(--primary)}[data-theme="dark"] .score-item .s-val{color:var(--primary-light)}.total-score{text-align:center;margin-top:.8rem;padding-top:.8rem;border-top:1px solid var(--border)}.total-score .t-num{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--primary-dark),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.total-score .t-den{font-size:.85rem;color:var(--text-muted)}.total-score .t-level{font-size:.85rem;font-weight:700;margin-top:.2rem}.btn-row{display:flex;gap:.5rem;justify-content:center;flex-wrap:wrap;margin-top:1rem}.btn-amy{display:inline-block;padding:.8rem 2rem;font-size:.95rem;font-weight:700;background:linear-gradient(135deg,#ec4899,#f472b6);color:#fff;border:none;border-radius:10px;cursor:pointer;text-decoration:none;transition:all var(--duration) var(--ease-in-out);box-shadow:0 4px 14px rgba(236,72,153,.25)}.btn-amy:hover{background:linear-gradient(135deg,#db2777,#ec4899);transform:translateY(-2px);box-shadow:0 6px 18px rgba(236,72,153,.4);text-decoration:none;color:#fff}[data-theme="dark"] .info-card h2,[data-theme="dark"] .status-section h3{color:#f4f4f5}.students-page{max-width:900px;margin:0 auto;padding:2rem 1rem 3rem}.students-page h1{font-size:1.5rem;font-weight:700;margin-bottom:.3rem;color:var(--text)}.students-page .subtitle{font-size:.85rem;color:var(--text-light);margin-bottom:1.5rem}[data-theme="dark"] .students-page h1{color:#f4f4f5}.status-page{max-width:700px;margin:2rem auto;padding:0 1rem}.status-card{background:var(--card-bg);border:1px solid var(--border);border-radius:16px;padding:2rem;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}.status-card h2{font-size:1.1rem;margin-bottom:1rem;color:var(--text)}.big-number{font-size:2rem;font-weight:800;color:var(--primary)}[data-theme="dark"] .status-card h2{color:#f4f4f5}[data-theme="dark"] .big-number{color:var(--primary-light)}.payment-list{margin-top:1.5rem}.payment-item{padding:.8rem 0;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.5rem}.payment-item .plan{font-weight:600;font-size:.85rem;color:var(--text)}.payment-item .amount{color:var(--primary);font-weight:600}.payment-item .status{font-size:.75rem}.status-badge{display:inline-block;padding:.2rem .8rem;border-radius:999px;font-size:.75rem;font-weight:600;letter-spacing:.02em}.status-badge.premium{background:var(--tint-success);color:#166534}.status-badge.trial{background:var(--tint-amber);color:var(--amber-800)}.status-pending{color:#b45309}.status-confirmed{color:#16a34a}.status-rejected{color:#dc2626}[data-theme="dark"] .status-badge.premium{background:rgba(34,197,94,.15);color:#6ee7b7}[data-theme="dark"] .status-badge.trial{background:rgba(245,158,11,.15);color:#fcd34d}[data-theme="dark"] .status-pending{color:#fcd34d}[data-theme="dark"] .status-confirmed{color:#6ee7b7}[data-theme="dark"] .status-rejected{color:#fca5a5}.admin-page{max-width:1000px;margin:0 auto;padding:2rem 1rem 3rem}.admin-page h1{font-size:1.4rem;margin-bottom:.3rem;color:var(--text)}[data-theme="dark"] .admin-page h1{color:#f4f4f5}.status-operational{color:#16a34a;font-weight:600}.status-degraded{color:#b45309;font-weight:600}.status-down{color:#dc2626;font-weight:600}.dot-green{background:#16a34a}.dot-yellow{background:#ca8a04}.dot-red{background:#dc2626}[data-theme="dark"] .status-operational{color:#6ee7b7}[data-theme="dark"] .status-degraded{color:#fcd34d}[data-theme="dark"] .status-down{color:#fca5a5}.dashboard{max-width:900px;margin:0 auto;padding:2rem 1rem}.dash-header{display:flex;align-items:center;gap:1rem;margin-bottom:2rem}.dash-header h1{font-size:1.8rem;font-weight:700;margin:0;color:var(--text)}[data-theme="dark"] .dash-header h1{color:#f4f4f5}.dashboard .cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.dashboard .card{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:1.2rem;box-shadow:var(--shadow-sm)}.dashboard .card-label{font-size:.7rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.3rem}.dashboard .card-value{font-size:1.5rem;font-weight:700;color:var(--text)}.dashboard .card-sub{font-size:.75rem;color:var(--text-muted-strong);margin-top:.2rem}[data-theme="dark"] .dashboard .card-value{color:#f4f4f5}.checks{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:1.2rem;margin-bottom:1.5rem;box-shadow:var(--shadow-sm)}.checks h3{margin:0 0 1rem 0;font-size:1rem;color:var(--text)}[data-theme="dark"] .checks h3{color:#f4f4f5}.check-row{display:flex;align-items:center;justify-content:space-between;padding:.4rem 0;border-bottom:1px solid var(--border);font-size:.8rem}.check-row:last-child{border:none}.check-pass{color:#16a34a}.check-fail{color:#dc2626}.check-dormant{color:var(--text-muted)}[data-theme="dark"] .check-pass{color:#6ee7b7}[data-theme="dark"] .check-fail{color:#fca5a5}.pineal-card{background:linear-gradient(135deg,#1e1b4b,#312e81);color:#e0e7ff;border-radius:14px;padding:1.5rem;margin-bottom:1.5rem;box-shadow:0 6px 20px rgba(30,27,75,.3)}.pineal-card .mode{font-size:1.8rem;font-weight:700}.pineal-card .father{font-size:.85rem;opacity:.8;margin-top:.5rem}.api-section{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:1.2rem;margin-bottom:1rem;box-shadow:var(--shadow-sm)}.api-section h3{margin:0 0 .5rem 0;font-size:.9rem;color:var(--text)}[data-theme="dark"] .api-section h3{color:#f4f4f5}html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}@media (max-width:768px){.btn,.nav-link,.toolbar a,.round-actions a,.submission-list a.btn,.action-bar a,.review-actions a,.pricing-block a,.filter-bar a,.forum-thread h3,.paper-card h3,.lib-card h4,.agent-card h3{min-height:44px}.btn-small,.btn-sm,.btn-confirm,.btn-reject,.edit-save,.edit-cancel,.toolbar .btn,.toolbar-inline .btn{min-height:38px}}@media (max-width:768px){input,select,textarea,.filter-input{font-size:16px !important}}@media (max-width:380px){:root{--bs-gutter:.5rem}.nav-inner{padding:.4rem .65rem}.nav-brand{font-size:.92rem}.nav-toggle{width:40px;height:40px}.home-hero{padding:6.5rem .8rem 2rem}.home-brand{font-size:2.2rem;line-height:1.1;margin-bottom:3.5rem}.home-subtitle{font-size:1rem}.home-subtitle-en{font-size:.82rem}.title-container{padding:.65rem .8rem;border-radius:12px}.home-tagline{font-size:1.4rem;line-height:1.3;margin-top:2.5rem}.home-tagline-en{font-size:.88rem}.home-cards{gap:.4rem}.home-card{width:95px;height:95px}.home-card-icon{font-size:1.6rem}.home-card-title{font-size:.85rem}.home-card-title em{font-size:.52rem}.tagline-section{padding:2rem .8rem 2.5rem}h1{font-size:1.35rem !important}h2{font-size:1.1rem !important}h3{font-size:1rem !important}.btn{padding:.55rem .85rem;font-size:.82rem}.btn-small{padding:.35rem .55rem;font-size:.74rem}.btn-buy{font-size:.78rem;padding:.55rem}.news-section{padding:2rem .8rem}.news-card{padding:1rem 1.1rem;border-radius:12px}.news-card-title{font-size:.92rem}.news-card-summary{font-size:.78rem}.news-card-link{font-size:.78rem}.below-fold{padding:2.5rem .8rem}.tryit-section{padding:2rem .8rem;margin-bottom:3rem}.cta-bar{padding:2rem .8rem}.pricing-page{padding:2rem .8rem 3rem}.pricing-hero{margin-bottom:1.8rem}.pricing-hero h1{font-size:1.5rem}.pricing-hero p{font-size:.82rem}.pricing-block{margin-bottom:2rem}.pricing-block-header h2{font-size:.95rem}.count-card,.sub-card{padding:1.2rem .8rem 1rem;min-height:auto}.count-card .c-price,.sub-card .s-price{font-size:1.6rem}.count-card .c-label,.sub-card .s-label{font-size:.76rem}.count-card .c-badge,.sub-card .s-badge{font-size:.58rem;padding:.1rem .7rem}.count-card .c-features,.sub-card .s-features{font-size:.7rem;line-height:1.75}.paper-card,.lib-card,.agent-card,.forum-thread,.info-card,.status-card,.feedback-card,.round-card,.link-card,.settings-card{padding:1rem 1.1rem;border-radius:12px}.paper-card h3,.agent-card h3,.info-card h2{font-size:.92rem}.paper-card .paper-abstract,.agent-card p{font-size:.78rem}.lib-card h4{font-size:.82rem}.lib-card .lib-icon,.agent-card .agent-icon{font-size:1.3rem}.forum-thread h3{font-size:.85rem}.forum-thread .thread-excerpt{font-size:.76rem}.filter-bar{padding:.65rem .75rem;border-radius:12px;gap:.4rem}.filter-bar .filter-input{font-size:16px;padding:.45rem .65rem;min-width:140px}.filter-bar .filter-label{font-size:.74rem}.stat-row{gap:.4rem}.stat-card{padding:.65rem .75rem;min-width:95px}.stat-num{font-size:1.3rem}.stat-label{font-size:.65rem}.toolbar{flex-direction:column;align-items:stretch}.toolbar .btn{width:100%}.toolbar-inline{flex-direction:column}.toolbar-inline .btn{width:100%}.toolbar-inline form{width:100%}.toolbar-inline form .btn{width:100%}.dashboard-header{flex-direction:column;gap:.75rem}.dashboard-header h1{font-size:1.15rem}.stat-mini{gap:.35rem;font-size:.72rem}.stat-mini span{font-size:.72rem}.admin-tabs{padding-bottom:2px}.admin-tabs a{padding:.4rem .65rem;font-size:.72rem}.data-table-mobile thead{display:none}.data-table-mobile tbody tr{display:block;margin-bottom:.6rem;padding:.75rem;border:1px solid var(--border);border-radius:10px;background:var(--card-bg)}.data-table-mobile tbody td{display:flex;justify-content:space-between;align-items:center;padding:.35rem 0;border:none}.data-table-mobile tbody td::before{content:attr(data-label);font-size:.7rem;color:var(--text-muted);font-weight:600;flex-shrink:0;margin-right:1rem}.data-table-mobile tbody td:last-child{padding-top:.5rem;border-top:1px solid var(--border)}.pager{gap:.25rem;font-size:.72rem}.pager a,.pager span{padding:.25rem .5rem;min-width:28px}.info-bar{padding:.65rem .85rem;font-size:.78rem}.empty-state{padding:2rem .8rem}.empty-state-icon{font-size:2.2rem}.empty-state-title{font-size:1rem}.empty-state-text{font-size:.78rem}.pineal-card{padding:1.2rem}.pineal-card .mode{font-size:1.4rem}.footer{padding:1.2rem .8rem;font-size:.78rem}.footer .footer-inner{flex-direction:column;gap:.5rem}#fb-float-btn,#scroll-top{bottom:calc(1rem + env(safe-area-inset-bottom)) !important;right:calc(1rem + env(safe-area-inset-right)) !important}#toast-container{left:.5rem !important;right:.5rem !important;bottom:calc(1rem + env(safe-area-inset-bottom)) !important}.toast{max-width:none}}@media (min-width:381px) and (max-width:414px){.home-card{width:102px;height:102px}.home-brand{font-size:2.5rem}.tagline-section{padding:2.5rem 1rem 3rem}}@media (min-width:415px) and (max-width:767px){.home-cards{gap:.65rem}.home-card{width:115px;height:115px}.home-brand{font-size:3.2rem}.tagline-section{padding:3.5rem 1.2rem 4rem}}@media (min-width:768px) and (max-width:1023px){.home-hero{padding:10rem 2rem 4rem}.home-brand{font-size:4rem}.tagline-section{padding:5rem 2rem 5rem}.home-cards{gap:.85rem}.home-card{width:130px;height:130px}.home-card-icon{font-size:2.2rem}.home-card-title{font-size:1rem}.home-card-title em{font-size:.6rem}.below-fold{padding:4rem 2rem}.news-section{padding:4rem 2rem}.filter-bar{padding:1rem 1.2rem}.count-grid{grid-template-columns:repeat(2,1fr)}.sub-grid{grid-template-columns:repeat(2,1fr)}.agent-grid,.lib-grid,.comp-grid{grid-template-columns:repeat(2,1fr)}}.home-brand{font-size:clamp(2.2rem,8vw,6rem);line-height:1.05}.home-subtitle{font-size:clamp(1rem,3vw,1.5rem)}.home-subtitle-en{font-size:clamp(.82rem,2.2vw,1.1rem)}.home-tagline{font-size:clamp(1.4rem,4.5vw,2.5rem)}.home-tagline-en{font-size:clamp(.88rem,2vw,1.15rem)}h1{font-size:clamp(1.35rem,4vw,1.8rem)}h2{font-size:clamp(1.1rem,3vw,1.4rem)}@media (max-width:768px){.form-group{margin-bottom:1rem}.form-group label{font-size:.82rem;margin-bottom:.35rem}.form-group input,.form-group select,.form-group textarea{padding:.7rem .8rem;font-size:16px;min-height:44px}.form-group textarea{min-height:110px}.checkbox-row{padding:.55rem;min-height:44px}}@media (max-width:600px){.data-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%;white-space:nowrap}.data-table.data-table-compact thead{display:none}.data-table.data-table-compact tbody tr{display:block;margin-bottom:.6rem;padding:.75rem;border:1px solid var(--border);border-radius:10px;background:var(--card-bg)}.data-table.data-table-compact tbody td{display:flex;justify-content:space-between;align-items:center;padding:.35rem 0;border:none;gap:.5rem}.data-table.data-table-compact tbody td::before{content:attr(data-label);font-size:.7rem;color:var(--text-muted);font-weight:600;flex-shrink:0}}@media (max-width:768px){.modal-content{width:100%;max-width:100%;max-height:92vh;border-radius:16px 16px 0 0;margin:auto 0 0;padding:1rem}.modal-backdrop{align-items:flex-end}.modal-close{width:44px;height:44px}}@media (max-width:768px){.nav-links{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg);z-index:9998;padding:5rem 1.5rem 2rem;margin:0;flex-direction:column;align-items:stretch;gap:.4rem;overflow-y:auto;-webkit-overflow-scrolling:touch;transform:translateX(100%);transition:transform .25s var(--ease-in-out)}.nav-links.nav-open{transform:translateX(0)}.nav-links .nav-link{padding:.85rem 1rem;min-height:48px;font-size:.9rem;border-bottom:1px solid var(--border);border-radius:0;display:flex;align-items:center;gap:.5rem}.nav-links .nav-link br{display:none}.nav-links .nav-link small{display:none}.nav-pricing,.nav-signin,.nav-register{background:var(--tint-primary);color:var(--primary);border-radius:10px;margin:.3rem 0;padding:.8rem 1rem;text-align:center;border:1px solid rgba(99,102,241,.2);font-weight:600}.nav-pricing br,.nav-signin br,.nav-register br{display:none}.nav-links .theme-toggle{margin:1rem auto;width:48px;height:48px}body.nav-open::before{content:'';position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:9997;animation:fade-in .2s var(--ease-in-out)}@keyframes fade-in{from{opacity:0}to{opacity:1}}}@media (max-width:480px){.paper-card .paper-meta{gap:.5rem;font-size:.72rem}.paper-card .paper-tag{font-size:.65rem;padding:.08rem .45rem}.paper-card .paper-actions{gap:.35rem}.paper-card .paper-actions .btn{font-size:.76rem;padding:.4rem .65rem}.forum-thread .thread-meta{font-size:.7rem}.forum-thread .thread-tag{font-size:.62rem;padding:.08rem .45rem}.agent-card .agent-meta{font-size:.65rem;gap:.3rem}.agent-card::before{height:2px}.feedback-card .header{gap:.35rem}.feedback-card .user{font-size:.78rem}.feedback-card .bubble{font-size:.72rem;padding:.4rem .55rem}.info-card{padding:1rem 1.2rem}.info-card h2{font-size:1rem}.info-card .meta{font-size:.72rem}.file-link{font-size:.76rem;padding:.3rem .65rem}.score-item{padding:.35rem .55rem;font-size:.72rem}.total-score .t-num{font-size:1.6rem}.stat-card .stat-num{font-size:1.3rem}}@media (max-width:480px){.trial-box{padding:.75rem 1rem;font-size:.74rem;max-width:none}.count-card .c-tag,.sub-card .s-save{font-size:.58rem}.sub-card .s-features{padding:.6rem .8rem;font-size:.68rem;line-height:1.7}.sub-card .s-features li::before{content:'✓';margin-right:4px}.sub-card .s-features li i{margin-left:1.3rem}.btn-buy{padding:.55rem;font-size:.76rem}.btn-buy small{font-size:.58rem}}@media (max-width:480px){.dashboard{padding:1.2rem .8rem}.dash-header{flex-direction:column;align-items:flex-start;gap:.65rem;margin-bottom:1.2rem}.dash-header h1{font-size:1.4rem}.dashboard .cards{grid-template-columns:1fr;gap:.65rem}.dash-card{padding:1rem}.dash-card-value{font-size:1.3rem}.checks{padding:1rem}.check-row{font-size:.74rem;padding:.35rem 0}.api-section{padding:1rem}.api-section h3{font-size:.82rem}.api-url{font-size:.7rem}}@media (max-width:768px){.home-brand,.home-tagline{overflow-wrap:break-word;word-wrap:break-word}.scroll-x-snap{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;gap:.75rem;padding-bottom:.5rem}.scroll-x-snap>*{scroll-snap-align:start;flex-shrink:0}}@media (max-width:768px){a:focus-visible,button:focus-visible,.nav-link:focus-visible,.btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}}.api-url{font-family:monospace;font-size:.75rem;background:var(--surface-2);padding:.3rem .6rem;border-radius:6px;color:var(--text)}.home-hero{position:relative;overflow:hidden;width:100%;max-width:100%;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0;padding:max(6vh,env(safe-area-inset-top)) 1.25rem max(3rem,env(safe-area-inset-bottom));text-align:center;color:#fff;box-sizing:border-box}.home-hero-content{position:relative;z-index:2;width:100%;max-width:860px;margin:0 auto;padding:0 .25rem;box-sizing:border-box}.home-brand{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:clamp(2.2rem,9vw,4.2rem);font-weight:900;letter-spacing:.02em;margin:0 0 .5rem;color:#d97706;line-height:1.05;overflow-wrap:break-word;word-wrap:break-word}.home-subtitle{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:clamp(.95rem,3.4vw,1.6rem);font-weight:900;color:#fff;letter-spacing:.04em;line-height:1.4;margin:0 0 .35rem;text-shadow:0 2px 12px rgba(0,0,0,.55),0 0 24px rgba(217,119,6,.25);overflow-wrap:break-word}.home-subtitle-en{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:clamp(.78rem,2.6vw,1.15rem);font-weight:700;color:rgba(255,255,255,.92);font-style:italic;letter-spacing:.02em;margin:0 0 1.2rem;text-shadow:0 1px 8px rgba(0,0,0,.5);overflow-wrap:break-word}.cards-inner{display:grid;grid-template-columns:repeat(5,1fr);gap:1.2rem;justify-items:center;margin:1rem 0;max-width:960px;margin-left:auto;margin-right:auto}.home-card{width:160px;height:160px;border-radius:50%;background:rgba(30,41,59,.5);border:2px solid rgba(255,255,255,.3);box-shadow:0 4px 20px rgba(0,0,0,.4),0 0 0 1px rgba(255,255,255,.08);display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;transition:all .35s cubic-bezier(.4,0,.2,1);cursor:pointer;flex-shrink:0;position:relative;z-index:1;text-decoration:none}.home-card-icon{font-size:2.6rem;display:block;margin-bottom:.3rem;transition:transform .3s ease}.home-card-title{font-size:1.3rem;font-weight:700;line-height:1.2}.home-card-title em{display:block;font-size:.64rem;font-weight:400;font-style:normal;margin-top:.15rem;opacity:.7}.home-card:hover{transform:translateY(-4px) scale(1.06);text-decoration:none;border-color:rgba(217,119,6,.5)}.home-card:hover .home-card-icon{transform:scale(1.2) translateY(-2px)}.home-card::before,.home-card::after{content:'';position:absolute;top:50%;width:50px;height:80px;background:linear-gradient(180deg,rgba(255,255,255,.55) 0%,rgba(255,255,255,.08) 100%);border-radius:50% 50% 50% 50%/60% 60% 40% 40%;opacity:0;transform:scale(0) rotate(0deg);transition:all .5s cubic-bezier(.34,1.56,.64,1);pointer-events:none;z-index:-1}.home-card::before{left:-32px;transform-origin:right center;clip-path:ellipse(100% 100% at 100% 50%)}.home-card::after{right:-32px;transform-origin:left center;clip-path:ellipse(100% 100% at 0% 50%)}.home-card:hover::before{opacity:1;transform:scale(1) rotate(-25deg)}.home-card:hover::after{opacity:1;transform:scale(1) rotate(25deg)}.home-card:hover{transform:scale(1.35) translateY(-12px);z-index:10}.home-card:hover{border-color:rgba(255,255,255,.45)}.below-fold{padding:5rem 2rem;max-width:1100px;margin:0 auto}.demo-section{text-align:center;margin-bottom:5rem}.demo-section h2{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:2rem;font-weight:700;color:var(--text);margin:0 0 .5rem}.demo-section .section-sub{font-size:.95rem;color:var(--text-light);margin-bottom:2.5rem}.demo-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden;text-align:left;max-width:820px;margin:0 auto}.demo-card-header{background:linear-gradient(135deg,#1e293b,#0f172a);color:#fef3c7;padding:.9rem 1.4rem;font-size:.8rem;font-weight:600;display:flex;align-items:center;gap:.5rem}.demo-card-header .demo-label{background:#d97706;color:#fff;padding:.15rem .55rem;border-radius:999px;font-size:.7rem}.demo-card-body{padding:1.5rem 1.8rem}.demo-original{font-size:.88rem;color:var(--text-light);margin-bottom:.5rem;line-height:1.7}.demo-original-label{font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--primary);margin-bottom:.3rem}.demo-divider{border:none;border-top:1px dashed var(--border);margin:1.2rem 0}.demo-translation-label{font-weight:700;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#d97706;margin-bottom:.3rem}.demo-translation p{font-size:.95rem;color:var(--text);line-height:1.8;font-family:"Georgia","Palatino","Times New Roman",serif}.demo-meta{display:flex;gap:1.2rem;flex-wrap:wrap;margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}.demo-meta-item{display:flex;align-items:center;gap:.3rem;font-size:.76rem;color:var(--text-muted)}.demo-meta-item .badge{background:#fef3c7;color:#92400e;padding:.1rem .45rem;border-radius:999px;font-size:.68rem;font-weight:600}.features-section{text-align:center;margin-bottom:5rem}.features-section h2{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:2rem;font-weight:700;color:var(--text);margin:0 0 .5rem}.features-section .section-sub{font-size:.95rem;color:var(--text-light);margin-bottom:2.5rem}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;max-width:900px;margin:0 auto}.feature-card{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius);padding:1.8rem 1.4rem;text-align:left;box-shadow:var(--shadow-sm);transition:all .25s ease;cursor:default}.feature-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--accent)}.feature-card .feature-icon{font-size:2rem;display:block;margin-bottom:.8rem}.feature-card h3{font-size:1rem;font-weight:700;color:var(--text);margin:0 0 .4rem}.feature-card p{font-size:.82rem;color:var(--text-light);line-height:1.65;margin:0}.tryit-section{text-align:center;margin-bottom:5rem;padding:3rem 2rem;background:linear-gradient(135deg,#1e1b1a,#1e1a12,#1e293b);border-radius:var(--radius-lg);position:relative;overflow:hidden}.tryit-section::before{content:'';position:absolute;top:-60px;left:-60px;width:200px;height:200px;background:radial-gradient(circle,#d97706 0%,transparent 70%);opacity:.12;border-radius:50%}.tryit-section::after{content:'';position:absolute;bottom:-40px;right:-40px;width:160px;height:160px;background:radial-gradient(circle,#d97706 0%,transparent 70%);opacity:.1;border-radius:50%}.tryit-section h2{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:1.8rem;font-weight:700;color:#fef3c7;margin:0 0 .5rem;position:relative}.tryit-section .section-sub{font-size:.9rem;color:#94a3b8;margin-bottom:2rem;position:relative}.tryit-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;position:relative}.tryit-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.7rem 1.8rem;border-radius:999px;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .2s;min-height:44px}.tryit-btn-primary{background:linear-gradient(135deg,#d97706,#f59e0b);color:#fff;box-shadow:0 4px 16px rgba(217,119,6,.4)}.tryit-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(217,119,6,.5)}.tryit-btn-secondary{background:rgba(255,255,255,.1);color:#fef3c7;border:1.5px solid rgba(255,255,255,.25)}.tryit-btn-secondary:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.4)}.tryit-list{max-width:480px;margin:1.5rem auto 0;text-align:left}.tryit-list li{font-size:.82rem;color:#94a3b8;padding:.3rem 0;display:flex;align-items:center;gap:.5rem}.tryit-list li::before{content:'✓';color:#d97706;font-weight:700;flex-shrink:0}.testimonial-section{text-align:center;margin-bottom:3rem}.testimonial-section h2{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:2rem;font-weight:700;color:var(--text);margin:0 0 .5rem}.testimonial-section .section-sub{font-size:.95rem;color:var(--text-light);margin-bottom:2.5rem}.testimonial-card{background:linear-gradient(135deg,#1e293b,#0f172a);border-radius:var(--radius-lg);padding:2.5rem 2rem;max-width:720px;margin:0 auto;box-shadow:0 10px 40px rgba(0,0,0,.15);position:relative}.testimonial-card::before{content:'\201C';font-size:6rem;font-family:Georgia,serif;color:#d97706;opacity:.3;position:absolute;top:.5rem;left:1.5rem;line-height:1}.testimonial-avatar{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,#d97706,#f59e0b);display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 1.2rem;box-shadow:0 4px 16px rgba(217,119,6,.4)}.testimonial-name{font-size:1.1rem;font-weight:700;color:#fef3c7;margin-bottom:.15rem}.testimonial-title{font-size:.8rem;color:#94a3b8;margin-bottom:1.5rem}.testimonial-text{font-size:.92rem;color:#e2e8f0;line-height:1.8;font-style:italic;max-width:560px;margin:0 auto 1.5rem}.testimonial-stats{display:flex;gap:2rem;justify-content:center;flex-wrap:wrap}.testimonial-stat{text-align:center}.testimonial-stat .stat-num{font-size:1.6rem;font-weight:800;color:#d97706;display:block}.testimonial-stat .stat-label{font-size:.7rem;color:#94a3b8;text-transform:uppercase;letter-spacing:.06em}.cta-bar{text-align:center;padding:3rem 2rem}.cta-bar h2{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:1.6rem;font-weight:700;color:var(--text);margin:0 0 .5rem}.cta-bar p{font-size:.9rem;color:var(--text-light);margin-bottom:1.5rem}.cta-bar .btn{display:inline-flex;align-items:center;gap:.4rem;padding:.75rem 2rem;background:linear-gradient(135deg,#d97706,#f59e0b);color:#fff;border-radius:999px;font-size:.9rem;font-weight:600;text-decoration:none;box-shadow:0 4px 16px rgba(217,119,6,.35);transition:all .2s;min-height:44px}.cta-bar .btn:hover{transform:translateY(-2px);box-shadow:0 6px 24px rgba(217,119,6,.45)}.tagline-section{text-align:center;padding:5rem 2rem 6rem;max-width:860px;margin:0 auto}.tagline-zh{font-family:'STXinwei','SimHei','PingFang SC',serif;font-size:2.2rem;font-weight:900;letter-spacing:.12em;margin:0 0 .4rem;color:#d97706}.tagline-en{font-family:'Georgia',serif;font-size:1.1rem;font-weight:700;color:#b45309;margin:0}.news-section{padding:4rem 2rem;max-width:860px;margin:0 auto}.section-title{font-family:"Georgia","Palatino","Times New Roman",serif;font-size:1.6rem;font-weight:700;color:var(--text);text-align:center;margin:0 0 .3rem}.section-title .section-title-en{display:block;font-size:.75rem;font-weight:400;color:var(--text-muted);margin-top:.1rem;text-transform:uppercase;letter-spacing:.06em}.news-card{display:block;background:var(--card-bg);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.5rem 1.8rem;margin-top:1.2rem;text-decoration:none;transition:all .25s ease;box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.news-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--accent);text-decoration:none}.news-card-highlight{border-left:4px solid #d97706;background:linear-gradient(135deg,rgba(217,119,6,.06),var(--card-bg))}.news-card-meta{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem}.news-badge{display:inline-block;font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:.2rem .55rem;border-radius:999px}.news-badge-announcement{background:#d97706;color:#fff}.news-badge-update{background:#3b82f6;color:#fff}.news-date{font-size:.75rem;color:var(--text-muted)}.news-card-title{font-size:1.05rem;font-weight:800;color:#000;margin:0 0 .4rem;line-height:1.4}.news-card-summary{font-size:.88rem;font-weight:500;color:#1e293b;line-height:1.65;margin:0 0 .5rem}.news-card-link{font-size:.82rem;font-weight:700;color:#b45309}.news-card:hover .news-card-link{color:#f59e0b}@media (max-width:900px){.home-brand{font-size:4rem}.home-subtitle{font-size:1.3rem}.home-subtitle-en{font-size:1rem}.tagline-zh{font-size:1.8rem}.tagline-en{font-size:1rem}.tagline-section{padding:3rem 2rem 4rem}.home-card{width:130px;height:130px}.below-fold{padding:4rem 1.5rem}}@media (max-width:767px){.home-hero{min-height:100dvh;padding:max(5vh,env(safe-area-inset-top)) 1rem max(2rem,env(safe-area-inset-bottom));justify-content:flex-start;padding-top:calc(max(5vh,env(safe-area-inset-top)) + 1rem)}.home-brand{font-size:clamp(2rem,8.5vw,2.8rem)}.home-subtitle{font-size:1rem;margin-bottom:.2rem}.home-subtitle-en{font-size:.8rem;margin-bottom:.8rem}.cards-inner{grid-template-columns:repeat(2,1fr);gap:.65rem;margin:.8rem 0;max-width:100%}.home-card{width:100%;height:auto;min-height:72px;border-radius:1rem;background:rgba(30,41,59,.65);border:1.5px solid rgba(255,255,255,.2);flex-direction:row;gap:.55rem;padding:.75rem .9rem;justify-content:flex-start;box-shadow:0 2px 12px rgba(0,0,0,.3)}.home-card-icon{font-size:1.6rem;margin:0;flex-shrink:0}.home-card-title{font-size:.82rem;text-align:left;line-height:1.3}.home-card-title em{font-size:.6rem}.home-card::before,.home-card::after{display:none}.home-card:hover{transform:translateY(-2px) scale(1.03)}.home-card:nth-child(10){grid-column:1 / -1}.tagline-zh{font-size:1.4rem}.tagline-en{font-size:.85rem}.tagline-section{padding:2rem 1.5rem 3rem}.news-section{padding:2.5rem 1rem}.news-card{padding:1.2rem 1.3rem}.news-card-title{font-size:.95rem}.below-fold{padding:3rem 1rem}.demo-card-body{padding:1.2rem 1.3rem}.features-grid{grid-template-columns:1fr;max-width:480px}.feature-card{padding:1.4rem 1.2rem}.tryit-section{padding:2.5rem 1.2rem}.tryit-btn{padding:.8rem 1.5rem;font-size:.88rem}.testimonial-card{padding:2rem 1.4rem}.testimonial-text{font-size:.85rem}.cta-bar{padding:2.5rem 1.2rem}}@media (max-width:400px){.home-brand{font-size:2rem}.home-subtitle{font-size:.88rem}.home-subtitle-en{font-size:.72rem}.home-card{min-height:62px;padding:.5rem .6rem;gap:.4rem}.home-card-icon{font-size:1.3rem}.home-card-title{font-size:.7rem}.home-card-title em{font-size:.52rem}.tagline-zh{font-size:1.15rem}.tagline-en{font-size:.75rem}.tagline-section{padding:1.5rem 1rem 2rem}}@media (max-width:768px){.nav-links{position:fixed;top:0;right:0;bottom:0;left:0;transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1);background:var(--surface);flex-direction:column;align-items:stretch;justify-content:flex-start;padding:5rem 1.5rem 2rem;gap:0;box-shadow:-4px 0 24px rgba(0,0,0,.3);z-index:9999;overflow-y:auto;-webkit-overflow-scrolling:touch;color:var(--text)}.nav-links.nav-open{transform:translateX(0)}.nav-links .nav-link{color:var(--text)}.nav-link{padding:1rem .5rem;font-size:1.05rem;border-bottom:1px solid var(--border);min-height:48px;display:flex;align-items:center}.nav-link:last-child{border-bottom:none}.nav-toggle{display:flex;z-index:10000;position:relative}.nav-toggle .nav-toggle-bar{background:#fff}body.nav-open{overflow:hidden}body.nav-open::before{content:'';position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:9998;animation:fadeIn .2s ease}@keyframes fadeIn{from{opacity:0}to{opacity:1}}.nav-close-btn{display:flex !important;align-items:center;justify-content:center;position:absolute;top:1rem;right:1rem;background:none;border:none;font-size:1.6rem;color:var(--text);cursor:pointer;padding:.5rem;min-width:44px;min-height:44px;z-index:10001}}.nav-close-btn{display:none}@media (min-width:769px){.nav-links{position:static !important;transform:none !important;flex-direction:row !important;padding:0 !important;box-shadow:none !important}}@media (max-width:767px){.site-footer{padding:2.5rem 1.2rem 1.5rem}.footer-grid{grid-template-columns:1fr !important;gap:1.5rem !important;text-align:center}.footer-col{padding:0 .5rem}.footer-col h4{margin-bottom:.5rem;font-size:.95rem}.footer-col p,.footer-col a{font-size:.82rem}.footer-bottom{font-size:.72rem;padding-top:1rem}}@media (max-width:768px){table.data-table,table.table,table.std-table,table.roster-table,.data-table,table{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}table.data-table thead,table.table thead,table.std-table thead,table.roster-table thead{display:none}table.data-table tbody,table.table tbody,table.std-table tbody,table.roster-table tbody{display:block;width:100%}table.data-table tr,table.table tr,table.std-table tr,table.roster-table tr{display:block;background:var(--card-bg);border:1px solid var(--border);border-radius:8px;padding:.75rem 1rem;margin-bottom:.65rem;box-shadow:var(--shadow-sm)}table.data-table td,table.table td,table.std-table td,table.roster-table td{display:flex;justify-content:space-between;align-items:center;padding:.35rem 0;border:none;text-align:right;gap:1rem}table.data-table td::before,table.table td::before,table.std-table td::before,table.roster-table td::before{content:attr(data-label);font-weight:600;color:var(--text-muted);font-size:.78rem;text-align:left;flex:1}}@media (max-width:767px){.form-row{grid-template-columns:1fr !important}.form-group label{font-size:.82rem}input[type="text"],input[type="email"],input[type="password"],input[type="number"],input[type="search"],textarea,select{font-size:16px !important;min-height:44px}.btn,button[type="submit"]{min-height:44px;padding:.75rem 1.5rem;font-size:.92rem}}@media (max-width:768px){.modal,.modal-content,.modal-card,[class*="-modal"],[class*="Modal"]{width:100% !important;max-width:100% !important;max-height:92vh !important;border-radius:16px 16px 0 0 !important;position:fixed !important;bottom:0 !important;left:0 !important;right:0 !important;top:auto !important;transform:none !important;margin:0 !important;padding:1.2rem !important;padding-bottom:calc(1.2rem + env(safe-area-inset-bottom)) !important;animation:sheetUp .3s cubic-bezier(.4,0,.2,1)}@keyframes sheetUp{from{transform:translateY(100%)}to{transform:translateY(0)}}}@media (max-width:767px){.hide-mobile{display:none !important}.desktop-only{display:none !important}.mobile-only{display:block !important}}@media (min-width:768px){.show-mobile,.mobile-only{display:none !important}}@media (max-width:767px){.mobile-cta-fixed{position:fixed;bottom:0;left:0;right:0;background:var(--surface);border-top:1px solid var(--border);padding:.8rem 1rem calc(.8rem + env(safe-area-inset-bottom));box-shadow:0 -2px 12px rgba(0,0,0,.1);z-index:999}.mobile-cta-fixed .btn{width:100%}body.has-fixed-cta{padding-bottom:80px}}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;overflow-x:hidden}body{overflow-x:hidden;overscroll-behavior-x:none}body{padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}