@layer primitives{:root{--palette-brown-400:#c44b00;--palette-brown-500:#a63500;--palette-brown-600:#892b00;--palette-navy-400:#3d5a7f;--palette-teal-50:#f0fdfa;--palette-teal-100:#ccfbf1;--palette-teal-200:#99f6e4;--palette-teal-300:#5eead4;--palette-teal-400:#2dd4bf;--palette-teal-500:#17b9b9;--palette-teal-600:#0d9488;--palette-teal-700:#0f766e;--palette-teal-900:#134e4a;--palette-blue-50:#eff6ff;--palette-blue-100:#dbeafe;--palette-blue-200:#bfdbfe;--palette-blue-300:#93c5fd;--palette-blue-400:#60a5fa;--palette-blue-500:#3b82f6;--palette-blue-600:#2563eb;--palette-blue-800:#1e40af;--palette-orange-50:#fff7ed;--palette-orange-100:#ffedd5;--palette-orange-500:#f97316;--palette-orange-600:#ea580c;--palette-green-50:#ecfdf5;--palette-green-100:#d1fae5;--palette-green-200:#a7f3d0;--palette-green-300:#6ee7b7;--palette-green-400:#34d399;--palette-green-500:#10b981;--palette-green-600:#059669;--palette-green-800:#065f46;--palette-red-50:#fef2f2;--palette-red-200:#fecaca;--palette-red-300:#fca5a5;--palette-red-400:#f87171;--palette-red-500:#ef4444;--palette-red-600:#dc2626;--palette-red-800:#991b1b;--palette-yellow-50:#fffbeb;--palette-yellow-100:#fef3c7;--palette-yellow-200:#fde68a;--palette-yellow-300:#fcd34d;--palette-yellow-400:#fbbf24;--palette-yellow-500:#f59e0b;--palette-yellow-600:#d97706;--palette-yellow-700:#b45309;--palette-yellow-800:#92400e;--palette-yellow-900:#78350f;--palette-cyan-50:#ecfeff;--palette-cyan-500:#06b6d4;--palette-cyan-600:#0891b2;--palette-cyan-800:#155e75;--palette-cyan-900:#164e63;--palette-purple-50:#faf5ff;--palette-purple-100:#f3e8ff;--palette-purple-200:#e9d5ff;--palette-purple-600:#9333ea;--palette-purple-700:#7c3aed;--palette-purple-800:#6b21a8;--palette-gray-0:#fff;--palette-gray-50:#f8fafc;--palette-gray-100:#f1f5f9;--palette-gray-200:#e2e8f0;--palette-gray-300:#cbd5e1;--palette-gray-400:#94a3b8;--palette-gray-500:#64748b;--palette-gray-600:#475569;--palette-gray-700:#334155;--palette-gray-800:#1e293b;--palette-gray-900:#0f172a;--palette-gray-950:#020617;--spacing-0-5:.125rem;--spacing-1:.25rem;--spacing-1-5:.375rem;--spacing-2:.5rem;--spacing-2-5:.625rem;--spacing-3:.75rem;--spacing-3-5:.875rem;--spacing-4:1rem;--spacing-5:1.25rem;--spacing-6:1.5rem;--spacing-8:2rem;--spacing-12:3rem;--spacing-16:4rem;--radius-sm:.25rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-2xl:1.25rem;--radius-full:9999px;--shadow-sm:0 1px 3px 0 rgba(0,0,0,.1),0 1px 2px -1px rgba(0,0,0,.1);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -4px rgba(0,0,0,.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1),0 8px 10px -6px rgba(0,0,0,.1);--duration-fast:.15s;--duration-normal:.2s;--duration-moderate:.3s;--duration-slow:.5s;--ease-out:cubic-bezier(0,0,.2,1);--ease-in-out:cubic-bezier(.4,0,.2,1);--ease-smooth:cubic-bezier(.22,1,.36,1);--ease-bounce:cubic-bezier(.34,1.56,.64,1);--font-sans:system-ui,-apple-system,"Segoe UI","Microsoft YaHei","Microsoft JhengHei","PingFang SC","PingFang TC",Roboto,"Helvetica Neue",Arial,sans-serif;--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Courier New",monospace;--text-2xs:.625rem;--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--text-5xl:3rem;--text-6xl:3.75rem;--tracking-tightest:-.03em;--tracking-tighter:-.02em;--tracking-snug:-.01em;--tracking-tight:.01em;--tracking-normal:.02em;--tracking-wide:.05em;--tracking-wider:.1em;--tracking-widest:.25em;--font-light:300;--font-normal:400;--font-medium:500;--font-semibold:600;--font-bold:700;--leading-none:1;--leading-snug:1.4;--leading-normal:1.5;--leading-relaxed:1.65;--border-thin:1px;--border-thick:2px;--z-elevated:10;--z-sticky:100;--z-dropdown:1000;--z-overlay:1050;--z-modal:1200;--z-tooltip:1400;--z-toast:1500;--glass-blur-sm:blur(8px);--glass-blur-md:blur(16px);--glass-blur-lg:blur(24px);--glass-saturate:saturate(180%)}}@layer semantic{:root{--color-primary:var(--palette-teal-500);--color-primary-hover:var(--palette-teal-600);--color-primary-active:var(--palette-teal-700);--color-primary-light:var(--palette-teal-100);--color-primary-subtle:var(--palette-teal-50);--color-primary-rgb:23 185 185;--color-accent:var(--palette-yellow-400);--color-accent-hover:var(--palette-yellow-500);--color-accent-light:var(--palette-yellow-300);--color-accent-rgb:251 191 36;--color-success:var(--palette-green-500);--color-success-hover:var(--palette-green-600);--color-success-subtle:var(--palette-green-50);--color-success-rgb:16 185 129;--color-warning:var(--palette-yellow-500);--color-warning-hover:var(--palette-yellow-600);--color-warning-subtle:var(--palette-yellow-50);--color-warning-rgb:245 158 11;--color-danger:var(--palette-red-500);--color-danger-hover:var(--palette-red-600);--color-danger-subtle:var(--palette-red-50);--color-danger-rgb:239 68 68;--color-info:var(--palette-cyan-500);--color-info-hover:var(--palette-cyan-600);--color-info-subtle:var(--palette-cyan-50);--color-info-rgb:6 182 212;--color-primary-a5:rgb(var(--color-primary-rgb)/.05);--color-primary-a10:rgb(var(--color-primary-rgb)/.1);--color-primary-a20:rgb(var(--color-primary-rgb)/.2);--color-success-a5:rgb(var(--color-success-rgb)/.05);--color-success-a10:rgb(var(--color-success-rgb)/.1);--color-success-a20:rgb(var(--color-success-rgb)/.2);--color-danger-a5:rgb(var(--color-danger-rgb)/.05);--color-danger-a10:rgb(var(--color-danger-rgb)/.1);--color-danger-a20:rgb(var(--color-danger-rgb)/.2);--color-warning-a10:rgb(var(--color-warning-rgb)/.1);--color-warning-a20:rgb(var(--color-warning-rgb)/.2);--color-overlay:rgba(0,0,0,.4);--color-white-a5:hsla(0,0%,100%,.05);--color-white-a10:hsla(0,0%,100%,.1);--color-white-a15:hsla(0,0%,100%,.15);--color-white-a20:hsla(0,0%,100%,.2);--color-white-a25:hsla(0,0%,100%,.25);--color-white-a30:hsla(0,0%,100%,.3);--color-white-a40:hsla(0,0%,100%,.4);--color-white-a50:hsla(0,0%,100%,.5);--color-white-a60:hsla(0,0%,100%,.6);--color-white-a70:hsla(0,0%,100%,.7);--color-white-a80:hsla(0,0%,100%,.8);--color-white-a85:hsla(0,0%,100%,.85);--color-white-a90:hsla(0,0%,100%,.9);--color-white-a95:hsla(0,0%,100%,.95);--color-black-a4:rgba(0,0,0,.04);--color-black-a5:rgba(0,0,0,.05);--color-black-a6:rgba(0,0,0,.06);--color-black-a8:rgba(0,0,0,.08);--color-black-a10:rgba(0,0,0,.1);--color-black-a15:rgba(0,0,0,.15);--color-black-a20:rgba(0,0,0,.2);--color-black-a25:rgba(0,0,0,.25);--color-white:var(--palette-gray-0);--color-black:var(--palette-gray-950);--color-gray-50:var(--palette-gray-50);--color-gray-100:var(--palette-gray-100);--color-gray-200:var(--palette-gray-200);--color-gray-300:var(--palette-gray-300);--color-gray-400:var(--palette-gray-400);--color-gray-500:var(--palette-gray-500);--color-gray-600:var(--palette-gray-600);--color-gray-700:var(--palette-gray-700);--color-gray-800:var(--palette-gray-800);--color-gray-900:var(--palette-gray-900);--color-bg:var(--palette-gray-0);--color-bg-subtle:var(--palette-gray-50);--color-bg-muted:var(--palette-gray-100);--color-text:var(--palette-gray-900);--color-text-secondary:var(--palette-gray-700);--color-text-muted:var(--palette-gray-500);--color-text-disabled:var(--palette-gray-400);--color-text-inverse:var(--palette-gray-0);--color-border:var(--palette-gray-200);--color-border-muted:var(--palette-gray-100);--color-border-strong:var(--palette-gray-300);--color-primary-border:var(--palette-teal-200);--color-success-border:var(--palette-green-300);--color-warning-border:var(--palette-yellow-300);--gradient-primary:var(--color-primary);--gradient-success:var(--color-success);--glass-bg:hsla(0,0%,100%,.52);--glass-bg-subtle:hsla(0,0%,100%,.35);--glass-bg-medium:hsla(0,0%,100%,.58);--glass-bg-strong:hsla(0,0%,100%,.75);--glass-border:hsla(0,0%,100%,.35);--glass-border-strong:hsla(0,0%,100%,.5);--glass-shadow:0 1px 2px rgba(0,0,0,.02),0 4px 16px rgba(0,0,0,.04),inset 0 1px 0 hsla(0,0%,100%,.5);--control-height-sm:32px;--control-height-md:40px;--control-height-lg:48px;--navbar-height:64px;--sidebar-width:280px;--container-max:1280px;--shadow-primary:0 10px 40px -10px rgb(var(--color-primary-rgb)/.3);--shadow-accent:0 10px 40px -10px var(--color-accent)}}@media(prefers-contrast:high){:root{--glass-bg:hsla(0,0%,100%,.95);--glass-border:rgba(0,0,0,.3)}}@media(prefers-reduced-transparency:reduce){:root{--glass-bg:hsla(0,0%,100%,.98);--glass-bg-strong:#fff;--glass-blur-sm:blur(0);--glass-blur-md:blur(0);--glass-blur-lg:blur(0)}}@media(prefers-reduced-motion:reduce){:root{--duration-fast:0ms;--duration-normal:0ms;--duration-moderate:0ms;--duration-slow:0ms}}:root{--bs-primary:var(--color-primary);--bs-primary-rgb:var(--color-primary-rgb);--bs-secondary:var(--color-gray-600);--bs-success:var(--color-success);--bs-info:var(--color-info);--bs-warning:var(--color-warning);--bs-danger:var(--color-danger);--bs-light:var(--color-gray-50);--bs-dark:var(--color-gray-800);--bs-body-color:var(--color-text);--bs-body-bg:var(--color-bg);--bs-link-color:var(--color-primary);--bs-link-hover-color:var(--color-primary-hover);--bs-border-color:var(--color-border);--bs-border-radius:var(--radius-md);--bs-font-sans-serif:var(--font-sans);--bs-font-monospace:var(--font-mono);--color-blue:var(--color-info);--color-blue-light:var(--color-info-subtle);--color-official:var(--color-success);--color-official-subtle:var(--color-success-subtle);--color-official-border:var(--palette-green-300);--color-custom:var(--palette-purple-700);--color-custom-subtle:var(--palette-purple-50);--color-custom-border:var(--palette-purple-200);--color-custom-rgb:124 58 237;--gradient-primary-subtle:var(--color-primary-subtle);--shadow-card-hover:0 16px 48px rgb(var(--color-primary-rgb)/.12);--shadow-danger:0 4px 12px rgba(220,53,69,.2);--shadow-danger-lg:0 8px 24px rgba(220,53,69,.3);--shadow-focus-ring:0 0 0 3px var(--color-primary-subtle);--anim-float-distance:-6px;--anim-card-enter-distance:24px;--anim-card-enter-scale:.96;--stagger-delay:50ms}.student-aiexam-app{--mosme-student-primary:var(--palette-teal-600);--mosme-student-primary-light:var(--palette-teal-400);--mosme-student-primary-lighter:var(--palette-teal-50);--mosme-student-accent:var(--palette-orange-500);--mosme-student-accent-hover:var(--palette-orange-600);--student-header-bg:var(--palette-teal-600);--student-tint-subtle:rgba(0,0,0,.02);--student-tint-light:rgba(0,0,0,.01);--student-glass-bg-strong:var(--glass-bg-strong);--student-glass-blur-light:var(--glass-blur-md) saturate(160%);--student-panel-bg:var(--glass-bg-strong);--student-panel-border:rgba(148,163,184,.18);--student-shadow-primary:0 10px 40px -10px rgba(0,0,0,.1);--student-bubble-ai-border:rgba(0,0,0,.06);--student-bubble-ai-shadow:0 4px 16px rgba(0,0,0,.04);--student-countdown-bg:rgba(16,185,129,.1);--student-countdown-border:rgba(16,185,129,.25);--student-countdown-warning-bg:rgba(239,68,68,.12);--student-countdown-warning-border:rgba(239,68,68,.35);--student-prompt-card-bg:var(--glass-bg-strong);--student-prompt-card-hover-bg:var(--color-primary-subtle);--student-prompt-card-hover-shadow:0 8px 24px rgba(0,0,0,.08);--student-input-focus-ring:0 0 0 4px rgba(23,185,185,.15);--student-input-focus-border:var(--palette-teal-400);--student-navy-alpha-3:rgba(15,23,42,.03);--student-navy-alpha-6:rgba(15,23,42,.05);--student-navy-alpha-8:rgba(15,23,42,.07);--student-navy-alpha-10:rgba(15,23,42,.09);--student-navy-alpha-12:rgba(15,23,42,.1);--student-navy-alpha-15:rgba(15,23,42,.13);--student-navy-alpha-20:rgba(15,23,42,.17);--student-navy-alpha-30:rgba(15,23,42,.27);--student-white-alpha-10:hsla(0,0%,100%,.1);--student-white-alpha-15:hsla(0,0%,100%,.15);--student-white-alpha-20:hsla(0,0%,100%,.2);--student-white-alpha-25:hsla(0,0%,100%,.25);--student-white-alpha-30:hsla(0,0%,100%,.3);--student-white-alpha-50:hsla(0,0%,100%,.5);--student-white-alpha-60:hsla(0,0%,100%,.6);--student-white-alpha-70:hsla(0,0%,100%,.7);--student-white-alpha-80:hsla(0,0%,100%,.8);--student-white-alpha-90:hsla(0,0%,100%,.9);--student-white-alpha-95:hsla(0,0%,100%,.95);--student-bg-app:var(--color-gray-100);--student-overlay-bg:rgba(15,23,42,.55);--student-overlay-shadow:rgba(15,23,42,.2);--student-orange-alpha-10:rgba(249,115,22,.1);--student-orange-alpha-20:rgba(249,115,22,.2);--student-orange-alpha-25:rgba(249,115,22,.25);--student-orange-alpha-50:rgba(249,115,22,.5);--student-countdown-text-gradient:linear-gradient(90deg,var(--color-white) 0%,var(--palette-green-200) 100%);--student-countdown-glow:0 4px 16px rgba(16,185,129,.15);--student-countdown-warning-text-gradient:linear-gradient(90deg,var(--color-white) 0%,var(--palette-red-300) 100%);--student-countdown-warning-glow:0 4px 16px rgba(239,68,68,.2);--student-countdown-warning-pulse-shadow-1:0 0 0 0 rgba(239,68,68,.4);--student-countdown-warning-pulse-shadow-2:0 0 0 10px rgba(239,68,68,0);--student-btn-exit-bg:rgba(239,68,68,.1);--student-btn-exit-border:hsla(0,94%,82%,.25);--student-btn-exit-hover-bg:rgba(239,68,68,.25);--student-btn-exit-hover-border:rgba(239,68,68,.5);--student-btn-exit-hover-shadow:0 8px 20px rgba(239,68,68,.25);--student-correct-answer-bg:rgba(16,185,129,.15);--student-bg-skeleton:var(--color-gray-100);--student-text-muted:var(--color-text-muted)}:root{--t-sidebar-width:260px;--t-sidebar-width-collapsed:64px;--t-sidebar-z-index:var(--z-overlay);--t-sidebar-transition:width var(--duration-moderate) var(--ease-in-out),transform var(--duration-moderate) var(--ease-in-out);--t-header-height:72px;--t-header-height-mobile:56px;--t-card-radius:var(--radius-xl);--t-card-shadow-hover:0 12px 24px rgb(var(--color-primary-rgb)/.12);--t-card-transition:transform var(--duration-moderate) var(--ease-in-out),box-shadow var(--duration-moderate) var(--ease-in-out),background-color var(--duration-moderate) var(--ease-in-out);--t-card-hover-transform:translateY(-4px);--t-card-active-transform:translateY(-2px);--t-card-shadow-active:0 8px 16px rgb(var(--color-primary-rgb)/.15);--t-input-height:38px;--t-btn-height-sm:36px;--t-btn-transition:color var(--duration-normal) var(--ease-in-out),background-color var(--duration-normal) var(--ease-in-out),box-shadow var(--duration-normal) var(--ease-in-out),transform var(--duration-normal) var(--ease-in-out);--t-btn-hover-transform:translateY(-2px);--t-nav-item-height:40px;--t-nav-item-radius:10px;--t-nav-active-indicator:3px}@media(max-width:768px){:root{--t-header-height:var(--t-header-height-mobile);--t-btn-height:44px}}[data-vue-app]{box-sizing:border-box;color:var(--color-text);font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal)}[data-vue-app] *,[data-vue-app] :after,[data-vue-app] :before{box-sizing:inherit}.ai-icon{--ai-icon-size:20px;background:url(/Images/AILogo.png) no-repeat 50%/contain;display:inline-block;height:var(--ai-icon-size);vertical-align:middle;width:var(--ai-icon-size)}:root{--gradient-primary:linear-gradient(135deg,var(--palette-teal-500) 0%,var(--palette-teal-600) 100%);--gradient-primary-btn:var(--color-primary);--gradient-primary-btn-hover:var(--color-primary-hover);--gradient-yellow-btn:var(--palette-yellow-500);--gradient-yellow-btn-hover:var(--palette-yellow-400);--gradient-blue-btn:var(--palette-blue-500);--gradient-blue-btn-hover:var(--palette-blue-400);--gradient-hot:linear-gradient(135deg,var(--palette-orange-500) 0%,var(--palette-red-500) 100%);--gradient-dark:var(--palette-gray-800);--section-padding:var(--spacing-12);--color-success-rgb:16 185 129;--color-danger-rgb:239 68 68;--color-orange-rgb:249 115 22;--shadow-primary:0 10px 40px -10px rgb(var(--color-primary-rgb)/.3);--shadow-accent:0 10px 40px -10px rgba(251,191,36,.3);--shadow-card-float:0 20px 60px -15px rgb(var(--color-primary-rgb)/.2);--shadow-glow-primary:0 0 30px rgb(var(--color-primary-rgb)/.25);--shadow-glow-accent:0 0 30px rgba(251,191,36,.25);--shadow-focus-ring:0 0 0 4px rgb(var(--color-primary-rgb)/.15);--shadow-focus-ring-strong:0 0 0 4px rgb(var(--color-primary-rgb)/.2);--shadow-glow-success:0 0 12px rgb(var(--color-success-rgb)/.4);--shadow-glow-danger:0 0 12px rgb(var(--color-danger-rgb)/.4);--shadow-glow-sale:0 0 12px rgb(var(--color-orange-rgb)/.4);--section-tint-cool:rgba(224,242,252,.45);--section-tint-warm:hsla(45,89%,93%,.45);--highlighter-yellow-rgb:250 204 21;--highlighter-pink-rgb:244 114 182;--highlighter-green-rgb:34 197 94;--glass-bg-level-1:hsla(0,0%,100%,.38);--glass-bg-level-2:hsla(0,0%,100%,.55);--glass-bg-level-3:hsla(0,0%,100%,.75);--glass-bg-nav:linear-gradient(180deg,hsla(0,0%,100%,.38),hsla(0,0%,100%,.32));--glass-bg-nav-scrolled:linear-gradient(180deg,hsla(0,0%,100%,.48),hsla(0,0%,100%,.42));--glass-border-subtle:hsla(0,0%,100%,.2);--hp-glass-blur:var(--glass-blur-lg) var(--glass-saturate);--hp-glass-blur-sm:var(--glass-blur-md) saturate(160%);--hp-glass-blur-md:blur(28px) saturate(185%);--hp-glass-blur-lg:blur(40px) saturate(200%);--glass-shadow-nav:0 1px 2px rgba(0,0,0,.02),0 4px 16px rgba(0,0,0,.03),inset 0 1px 0 hsla(0,0%,100%,.5);--glass-shadow-nav-scrolled:0 1px 3px rgba(0,0,0,.04),0 8px 32px rgba(0,0,0,.08),inset 0 1px 0 hsla(0,0%,100%,.6);--blur-decorative-sm:40px;--blur-decorative-md:60px;--blur-decorative-lg:80px;--blur-decorative-xl:100px;--hp-text-xs:clamp(.7rem,.65rem + .2vw,.75rem);--hp-text-sm:clamp(.8rem,.75rem + .2vw,.875rem);--hp-text-base:clamp(.9rem,.85rem + .2vw,1rem);--hp-text-lg:clamp(1rem,.95rem + .25vw,1.125rem);--hp-text-xl:clamp(1.1rem,1rem + .3vw,1.25rem);--hp-text-2xl:clamp(1.3rem,1.1rem + .5vw,1.5rem);--hp-text-3xl:clamp(1.6rem,1.3rem + .8vw,1.875rem);--hp-text-4xl:clamp(2rem,1.5rem + 1.2vw,2.25rem);--hp-text-5xl:clamp(2.5rem,1.8rem + 1.8vw,3rem);--hp-text-6xl:clamp(3rem,2rem + 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var(--duration-normal) var(--ease-smooth)}.content-fade-leave-active{transition:opacity var(--duration-fast) var(--ease-smooth)}.content-fade-enter-from{opacity:0;transform:translateY(8px)}.content-fade-leave-to{opacity:0}@keyframes skeleton-pulse{0%,to{opacity:1}50%{opacity:.6}}.skeleton-pulse{animation:skeleton-pulse 1.5s ease-in-out infinite}.accordion-enter-active,.accordion-leave-active{overflow:hidden;transition:max-height var(--duration-normal) var(--ease-smooth),opacity var(--duration-normal) var(--ease-smooth),transform var(--duration-normal) var(--ease-smooth)}.accordion-enter-from,.accordion-leave-to{max-height:0;opacity:0;transform:translateY(-8px)}.accordion-enter-to,.accordion-leave-from{max-height:var(--accordion-height,500px);opacity:1;transform:translateY(0)}.slide-down-enter-active,.slide-down-leave-active{overflow:hidden;transition:max-height var(--duration-normal) var(--ease-smooth),opacity var(--duration-fast) 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var(--ease-in-out);z-index:var(--z-toast)}.skip-link:focus{outline:3px solid var(--color-accent,#f72);outline-offset:2px;top:0}