.home-page{min-height:100vh;background:#f8fafc;padding-bottom:env(safe-area-inset-bottom,0)}.home-page .home-nav{position:sticky;top:0;z-index:100;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.06)}.home-page .home-nav .nav-container{display:flex;align-items:center;justify-content:space-between;max-width:1200px;margin:0 auto;padding:calc(env(safe-area-inset-top, 0px) + 12px) 20px 12px}@media(max-width:768px){.home-page .home-nav .nav-container{padding:calc(env(safe-area-inset-top, 0px) + 12px) 16px 12px}}.home-page .home-nav .nav-brand{display:flex;align-items:center;gap:12px}.home-page .home-nav .nav-brand .brand-logo{width:40px;height:40px;border-radius:8px;background:linear-gradient(135deg,#4f46e5,#7c3aed);display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.home-page .home-nav .nav-brand .brand-logo .brand-logo-text{font-size:20px;font-weight:700;color:#fff}.home-page .home-nav .nav-brand .brand-logo img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.home-page .home-nav .nav-brand .brand-info{display:flex;flex-direction:column}.home-page .home-nav .nav-brand .brand-info .brand-name{font-size:16px;font-weight:700;color:#0f172a;line-height:1.3}.home-page .home-nav .nav-brand .brand-info .brand-sub{font-size:12px;color:#94a3b8;line-height:1.3}.home-page .home-nav .nav-links{display:flex;align-items:center;gap:32px}.home-page .home-nav .nav-links .nav-link{font-size:15px;font-weight:500;color:#334155;text-decoration:none;transition:all .2s;position:relative;padding:4px 0}.home-page .home-nav .nav-links .nav-link:hover{color:#4f46e5}.home-page .home-nav .nav-links .nav-link.active{color:#4f46e5;font-weight:600}.home-page .home-nav .nav-links .nav-link.active:after{content:"";position:absolute;bottom:-2px;left:0;right:0;height:2px;background:#4f46e5;border-radius:1px}@media(max-width:768px){.home-page .home-nav .nav-links{display:none}}.home-page .home-hero{background:linear-gradient(135deg,#4f46e5,#7c3aed);padding:36px 20px 44px}.home-page .home-hero .hero-content{text-align:center}.home-page .home-hero .hero-content .hero-title{display:block;font-size:26px;font-weight:700;color:#fff;margin-bottom:8px;letter-spacing:1px}.home-page .home-hero .hero-content .hero-subtitle{display:block;font-size:14px;color:hsla(0,0%,100%,.85);margin-bottom:24px;letter-spacing:2px}.home-page .home-hero .hero-content .hero-search{display:flex;align-items:center;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.12);max-width:500px;margin:0 auto}.home-page .home-hero .hero-content .hero-search .search-icon{font-size:14px;padding:0 4px 0 14px;opacity:.5;flex-shrink:0}.home-page .home-hero .hero-content .hero-search input{flex:1;padding:14px 12px;border:none;outline:none;font-size:15px;color:#0f172a;background:transparent;min-width:0}.home-page .home-hero .hero-content .hero-search input::-moz-placeholder{color:#94a3b8}.home-page .home-hero .hero-content .hero-search input::placeholder{color:#94a3b8}.home-page .home-hero .hero-content .hero-search button{padding:0 20px;height:100%;min-height:48px;background:#4f46e5;color:#fff;border:none;font-size:15px;font-weight:600;cursor:pointer;transition:background .2s;flex-shrink:0}.home-page .home-hero .hero-content .hero-search button:active{background:#4338ca}.home-page .home-section{padding:20px 16px}.home-page .home-section .section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.home-page .home-section .section-header .section-title{font-size:17px;font-weight:700;color:#0f172a;margin:0}.home-page .home-section .section-header .section-more{font-size:13px;color:#4f46e5;font-weight:500;cursor:pointer}.home-page .home-section .section-header .section-more:active{opacity:.7}.home-page .category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.home-page .category-grid .category-card{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#fff;border-radius:12px;padding:14px 8px;box-shadow:0 1px 3px rgba(0,0,0,.06);cursor:pointer;transition:transform .15s,box-shadow .15s}.home-page .category-grid .category-card:active{transform:scale(.95);box-shadow:0 4px 12px rgba(0,0,0,.08)}.home-page .category-grid .category-card .category-icon{font-size:28px;margin-bottom:6px;line-height:1}.home-page .category-grid .category-card .category-name{font-size:12px;font-weight:500;color:#334155;text-align:center;line-height:1.3}.home-page .cognitive-card{display:flex;align-items:center;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:16px;padding:18px;box-shadow:0 4px 16px rgba(102,126,234,.3);cursor:pointer;transition:transform .15s}.home-page .cognitive-card:active{transform:scale(.98)}.home-page .cognitive-card .cognitive-icon{width:52px;height:52px;border-radius:12px;background:hsla(0,0%,100%,.2);display:flex;align-items:center;justify-content:center;font-size:26px;margin-right:14px;flex-shrink:0}.home-page .cognitive-card .cognitive-content{flex:1;min-width:0}.home-page .cognitive-card .cognitive-content .cognitive-title{font-size:16px;font-weight:700;color:#fff;margin:0 0 4px}.home-page .cognitive-card .cognitive-content .cognitive-desc{font-size:13px;color:hsla(0,0%,100%,.9);margin:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-page .cognitive-card .cognitive-arrow{margin-left:10px;flex-shrink:0}.home-page .cognitive-card .cognitive-arrow span{font-size:28px;color:hsla(0,0%,100%,.8);line-height:1}.home-page .test-scroll{display:flex;gap:12px;overflow-x:auto;padding-bottom:4px;margin:0 -16px;padding-left:16px;padding-right:16px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;scrollbar-width:none}.home-page .test-scroll::-webkit-scrollbar{display:none}.home-page .test-scroll .test-card{flex:0 0 160px;scroll-snap-align:start;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.06);cursor:pointer;transition:transform .15s,box-shadow .15s}.home-page .test-scroll .test-card:active{transform:scale(.97);box-shadow:0 4px 12px rgba(0,0,0,.08)}.home-page .test-scroll .test-card .card-cover{position:relative;width:100%;height:110px;overflow:hidden;background:linear-gradient(135deg,#eef2ff,#e0e7ff)}.home-page .test-scroll .test-card .card-cover img{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}.home-page .test-scroll .test-card .card-cover .card-cover-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.home-page .test-scroll .test-card .card-cover .card-cover-placeholder span{font-size:36px;font-weight:700;color:#4f46e5;opacity:.3}.home-page .test-scroll .test-card .card-cover .badge{position:absolute;top:8px;right:8px;font-size:10px;font-weight:600;color:#fff;padding:2px 8px;border-radius:999px}.home-page .test-scroll .test-card .card-cover .badge-hot{background:#ef4444}.home-page .test-scroll .test-card .card-cover .badge-new{background:#3b82f6}.home-page .test-scroll .test-card .card-body{padding:10px 12px}.home-page .test-scroll .test-card .card-body .card-title{font-size:14px;font-weight:600;color:#0f172a;margin:0 0 4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.home-page .test-scroll .test-card .card-body .card-desc{font-size:12px;color:#64748b;margin:0 0 8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;line-height:1.4}.home-page .test-scroll .test-card .card-body .card-meta{display:flex;align-items:center;gap:8px;font-size:11px;color:#94a3b8}.home-page .test-scroll .test-card .card-body .card-meta .meta-free{color:#10b981;font-weight:600}.home-page .home-footer{padding:24px 16px 32px;text-align:center}.home-page .home-footer .footer-security{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;background:#fff;border-radius:12px;margin-bottom:16px;box-shadow:0 1px 3px rgba(0,0,0,.06)}.home-page .home-footer .footer-security .security-icon{font-size:14px}.home-page .home-footer .footer-security .security-text{font-size:13px;color:#4f46e5;font-weight:500}.home-page .home-footer .footer-copyright{font-size:12px;color:#94a3b8}.home-page.home-page--loading{display:flex;align-items:center;justify-content:center;height:100vh;background:#f8fafc}.home-page.home-page--loading .loading-dots{display:flex;gap:8px}.home-page.home-page--loading .loading-dots .loading-dot{width:10px;height:10px;border-radius:50%;background:#4f46e5;animation:dot-bounce 1.2s ease-in-out infinite}.home-page.home-page--loading .loading-dots .loading-dot:nth-child(2){animation-delay:.15s}.home-page.home-page--loading .loading-dots .loading-dot:nth-child(3){animation-delay:.3s}@keyframes dot-bounce{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}@media(min-width:768px){.home-page .home-nav{padding:calc(env(safe-area-inset-top, 0px) + 14px) 24px 14px}.home-page .home-hero{padding:48px 24px 56px}.home-page .home-hero .hero-content .hero-title{font-size:32px}.home-page .home-hero .hero-content .hero-subtitle{font-size:15px}.home-page .home-hero .hero-content .hero-search{max-width:560px}.home-page .home-section{padding:24px}.home-page .category-grid{grid-template-columns:repeat(4,1fr);gap:14px}.home-page .category-grid .category-card{padding:18px 10px}.home-page .category-grid .category-card .category-icon{font-size:32px}.home-page .category-grid .category-card .category-name{font-size:13px}.home-page .test-scroll{margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;overflow:visible}.home-page .test-scroll .test-card{flex:none;width:100%}.home-page .home-footer{padding:32px 24px 40px}}@media(min-width:1024px){.home-page{max-width:1200px;margin:0 auto}.home-page .home-nav{padding:16px 32px}.home-page .home-hero{padding:56px 32px 64px}.home-page .home-hero .hero-content{max-width:700px;margin:0 auto}.home-page .home-hero .hero-content .hero-title{font-size:38px}.home-page .home-hero .hero-content .hero-subtitle{font-size:16px;letter-spacing:3px}.home-page .home-section{padding:28px 32px}.home-page .category-grid{grid-template-columns:repeat(8,1fr);gap:16px}.home-page .category-grid .category-card{padding:20px 12px}.home-page .category-grid .category-card .category-icon{font-size:34px}.home-page .category-grid .category-card .category-name{font-size:13px}.home-page .test-scroll{grid-template-columns:repeat(4,1fr);gap:20px}.home-page .test-scroll .test-card .card-cover{height:140px}.home-page .home-footer{padding:40px 32px 48px}}