*{box-sizing:border-box}html{background:var(--page-bg);-webkit-font-smoothing:antialiased;scroll-behavior:smooth;min-height:100%}body{background:var(--page-bg);color:var(--text-primary);font-family:var(--font-sans);margin:0}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}.site-background{display:none}.page-frame{width:100%}.page-shell{padding-bottom:56px}.site-header{z-index:30;-webkit-backdrop-filter:saturate(160%)blur(12px);backdrop-filter:saturate(160%)blur(12px);background:#fffffff0;padding:0 18px;position:relative}.site-header__inner,.section-inner,.site-footer{width:min(1120px,100% - 32px);margin:0 auto}.brand-row,.site-header__top,.header-actions,.user-nav,.hero-actions,.resource-inline-meta,.breadcrumb-row,.download-log-item,.section-head,.resource-card-actions{align-items:center;gap:12px;display:flex}.brand-row{justify-content:space-between}.brand-mark{min-width:0;color:var(--text-inverse);align-items:center;gap:14px;display:flex}.brand-badge{width:34px;height:34px;color:var(--text-inverse);background:#ffffff14;border-radius:50%;justify-content:center;align-items:center;font-size:.95rem;font-weight:600;display:inline-flex}.brand-mark strong{letter-spacing:-.12px;font-size:.95rem;font-weight:600;display:block}.brand-mark small{color:var(--text-inverse-secondary);font-size:.8rem;display:block}.header-actions{flex-wrap:wrap;justify-content:flex-end}.header-search{background:#ffffff1a;border-radius:999px;align-items:center;min-width:min(340px,100%);padding:4px;display:flex}.header-search input,.auth-form input{border:0;outline:none;width:100%}.header-search input{color:var(--text-inverse);background:0 0;padding:0 14px}.header-search input::placeholder{color:var(--text-inverse-secondary)}.header-search button,.primary-button,.ghost-button{cursor:pointer;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;min-height:42px;padding:8px 18px;transition:background-color .18s,color .18s,border-color .18s,transform .18s;display:inline-flex}.header-search button,.primary-button{background:var(--apple-blue);color:var(--text-inverse)}.header-search button:hover,.primary-button:hover{background:#0077ed}.ghost-button{border-color:var(--line-light);color:var(--text-primary);background:0 0}.ghost-button:hover{color:var(--apple-blue);border-color:#0071e35c}.icon-button{width:40px;height:40px;color:var(--text-primary);cursor:pointer;background:#fff;border:1px solid #123c561a;border-radius:999px;place-items:center;transition:background-color .18s,border-color .18s,color .18s,transform .18s;display:inline-grid}.icon-button:hover:not(:disabled){color:var(--apple-blue);border-color:#0071e347;transform:translateY(-1px)}.icon-button:disabled{cursor:not-allowed;opacity:.42}.ghost-button--light:hover{color:var(--text-inverse);border-color:#ffffff8f}.wide-button{width:100%}.user-nav{flex-wrap:wrap}.user-pill,.category-nav a,.eyebrow,.section-label,.resource-access-pill,.category-chip__eyebrow,.surface-kicker{border-radius:999px;align-items:center;display:inline-flex}.user-pill{color:var(--text-inverse-secondary);background:#ffffff14;padding:8px 12px}.category-nav{gap:8px;margin-top:12px;padding-bottom:2px;display:flex;overflow-x:auto}.category-nav a{color:var(--text-inverse-secondary);white-space:nowrap;background:#ffffff0f;padding:8px 14px}.stack{flex-direction:column;gap:0;display:flex}.hero-panel,.section-block,.title-panel{width:100%}.hero-panel--dark,.section-block--dark{background:var(--surface-dark);color:var(--text-inverse)}.section-block--light,.title-panel--light,.auth-shell{background:var(--surface-light)}.hero-grid,.detail-layout{grid-template-columns:minmax(0,1.2fr) minmax(320px,420px);gap:40px;padding:88px 0 72px;display:grid}.hero-copy-block,.detail-copy,.auth-panel,.preview-cutoff,.cta-panel{flex-direction:column;gap:18px;display:flex}.hero-panel h1,.title-shell h1,.detail-layout h1,.auth-panel h1{letter-spacing:-.28px;margin:0;font-size:clamp(2rem,4vw,3.5rem);font-weight:600;line-height:1.08}.title-shell h1,.detail-copy h1,.news-article h1{font-size:clamp(1.8rem,3vw,2.5rem);line-height:1.14}.detail-copy h1{max-width:860px;color:var(--text-primary);letter-spacing:0;font-size:clamp(2.05rem,3.6vw,3.25rem);font-weight:800;line-height:1.1}.detail-copy>.hero-copy{max-width:760px;color:var(--text-secondary);letter-spacing:0;font-size:1.06rem;line-height:1.52}.auth-panel h1{font-size:clamp(1.9rem,3.4vw,2.5rem);line-height:1.12}.hero-copy,.title-shell p,.auth-panel>p,.cta-panel p,.preview-cutoff p,.resource-meta p,.download-log-item p,.empty-state,.detail-meta-grid span{letter-spacing:-.374px;margin:0;font-size:1.0625rem;line-height:1.47}.eyebrow,.section-label,.surface-kicker,.category-chip__eyebrow{width:fit-content;min-height:26px;color:var(--apple-blue);letter-spacing:0;background:#0071e31a;border-radius:999px;padding:5px 11px;font-size:.75rem;font-weight:800;line-height:1.25}.hero-panel--dark .eyebrow,.hero-panel--dark .section-label,.hero-panel--dark .surface-kicker,.section-block--dark .section-label,.section-block--dark .category-chip__eyebrow{color:var(--apple-blue-dark);background:#2997ff29}.hero-copy,.title-shell p,.auth-panel>p,.resource-meta p,.download-log-item p,.empty-state,.section-description,.preview-cutoff p{color:var(--text-secondary)}.hero-panel--dark .hero-copy,.hero-panel--dark .section-description,.section-block--dark .section-description,.section-block--dark .category-chip span{color:var(--text-inverse-secondary)}.hero-actions{flex-wrap:wrap;margin-top:8px}.hero-proof-grid,.quick-links-grid,.detail-highlights,.knowledge-links,.sidebar-link-list,.purchase-notes,.module-grid,.news-grid{gap:14px;display:grid}.hero-proof-grid{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:14px}.proof-card{background:#ffffff0f;border-radius:24px;gap:8px;padding:18px;display:grid}.proof-card strong,.resource-rail-item strong,.quick-link-card strong,.knowledge-link strong,.sidebar-link strong,.highlight-card strong{font-size:1rem;font-weight:600;line-height:1.2}.proof-card span,.resource-rail-item p,.knowledge-link span,.sidebar-link span,.highlight-card p,.purchase-notes span,.sidebar-tips li{color:var(--text-inverse-secondary);letter-spacing:-.224px;font-size:.88rem;line-height:1.43}.module-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.module-switcher,.article-related-grid,.detail-checklists{gap:14px;display:grid}.module-switcher{flex-wrap:wrap;gap:12px;display:flex}.module-switcher__item{min-height:44px;color:var(--text-secondary);box-shadow:var(--shadow-soft);white-space:nowrap;background:#fff;border-radius:999px;justify-content:center;align-items:center;padding:10px 16px;display:inline-flex}.module-switcher__item--active{background:var(--apple-blue);color:var(--text-inverse)}.module-card,.news-card,.news-article{box-shadow:var(--shadow-soft);background:#fff;border-radius:28px;gap:12px;padding:24px;display:grid}.module-card strong,.news-card h3,.news-article h1{margin:0}.module-card strong,.news-card h3{font-size:1.25rem;font-weight:600;line-height:1.16}.module-card p,.news-card p,.news-article__content p{color:var(--text-secondary);margin:0;font-size:.98rem;line-height:1.6}.module-card__meta,.news-card__meta,.news-card__footer,.news-article__meta{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.module-card__meta,.news-card__meta,.news-card__footer span,.news-article__meta span{color:var(--text-tertiary);font-size:.82rem}.hero-showcase{align-content:start;gap:16px;display:grid}.hero-surface,.resource-card,.category-chip,.preview-page,.download-log-item,.empty-state,.preview-cutoff,.cta-panel,.auth-panel{border-radius:28px;overflow:hidden}.hero-surface{padding:28px}.hero-surface--light{background:var(--surface-light);color:var(--text-primary)}.hero-surface--dark{background:var(--surface-dark-card);color:var(--text-inverse)}.hero-product-card{gap:16px}.hero-product-meta,.resource-rail-meta,.purchase-summary,.tag-row{flex-wrap:wrap;gap:10px;display:flex}.hero-product-meta span,.resource-rail-meta span,.tag-pill,.purchase-summary span{color:var(--text-secondary);background:#0000000f;border-radius:999px;align-items:center;padding:7px 12px;font-size:.82rem;display:inline-flex}.hero-surface h2,.section-head h2,.preview-cutoff h3,.cta-panel h2{letter-spacing:-.2px;margin:0;font-size:clamp(2rem,3vw,2.5rem);font-weight:600;line-height:1.1}.hero-surface p,.hero-metrics span,.resource-inline-meta,.preview-page figcaption{letter-spacing:-.224px;font-size:.88rem;line-height:1.43}.hero-surface p{color:var(--text-secondary);margin:0}.hero-metrics{gap:16px;display:grid}.hero-metrics>div{border-bottom:1px solid var(--line-dark);padding:18px 0}.hero-metrics>div:last-child{border-bottom:0}.hero-metrics strong,.detail-meta-grid strong{letter-spacing:-.24px;margin-bottom:6px;font-size:clamp(1.9rem,3vw,2.5rem);line-height:1.08;display:block}.hero-metrics span{color:var(--text-inverse-secondary)}.section-block,.title-panel{padding:64px 0}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-end;margin-bottom:28px}.section-head>div{gap:10px;display:grid}.section-label,.section-description{margin:0}.text-link{color:var(--apple-blue);letter-spacing:-.224px;font-size:.94rem;line-height:1.43}.text-link:hover{text-decoration:underline}.resource-grid,.chip-grid,.detail-meta-grid,.preview-grid,.download-log-list,.account-metrics{gap:20px;display:grid}.resource-grid,.news-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.resource-grid--spotlight .resource-card:first-child{grid-column:span 2}.resource-grid--catalog .empty-state{grid-column:1/-1}.chip-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.detail-meta-grid,.preview-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.preview-grid--large{grid-template-columns:1fr;justify-items:center;gap:32px}.resource-card{background:var(--surface-card);box-shadow:var(--shadow-soft)}.resource-cover{aspect-ratio:1;background:var(--surface-light);place-items:center;display:grid}.detail-cover-card{aspect-ratio:16/10;box-shadow:var(--shadow-soft);background:#ffffffb8;border-radius:28px;margin:0;overflow:hidden}.resource-cover img,.detail-cover-card img,.preview-page img{z-index:1;object-fit:cover;width:100%;height:100%;position:relative}.resource-cover-fallback{width:88%;height:78%;color:var(--text-primary);letter-spacing:-.28px;box-shadow:var(--shadow-soft);background:#fff;border-radius:22px;justify-content:center;align-items:center;font-size:2rem;font-weight:600;display:flex}.resource-meta{gap:14px;padding:24px;display:grid}.resource-meta h3{letter-spacing:.196px;margin:0;font-size:1.5rem;font-weight:600;line-height:1.14}.resource-meta h3 a:hover{color:var(--apple-blue)}.resource-inline-meta,.resource-card-actions{flex-wrap:wrap;justify-content:space-between}.resource-inline-meta{color:var(--text-tertiary)}.resource-card-actions{padding-top:8px}.resource-access-pill{color:var(--apple-blue);background:#0071e314;padding:6px 12px;font-size:.82rem}.category-chip{background:var(--surface-dark-card);color:var(--text-inverse);gap:10px;padding:24px;display:grid}.category-chip strong{letter-spacing:.196px;font-size:1.4rem;font-weight:600;line-height:1.14}.category-chip span{color:var(--text-inverse-secondary)}.category-chip:hover{transform:translateY(-2px)}.section-block--compact{padding-top:0}.knowledge-layout,.catalog-layout,.detail-page-shell{grid-template-columns:minmax(260px,320px) minmax(0,1fr);gap:24px;display:grid}.detail-page-shell{grid-template-columns:minmax(0,1fr) minmax(300px,350px);align-items:start}.knowledge-sidebar,.catalog-sidebar,.catalog-main,.knowledge-main,.detail-purchase-column{gap:18px;display:grid}.knowledge-link,.sidebar-link,.resource-rail-item,.quick-link-card,.highlight-card,.sidebar-card,.detail-purchase-card{box-shadow:var(--shadow-soft);background:#fff;border-radius:28px;gap:10px;padding:22px;display:grid}.knowledge-link,.sidebar-link,.resource-rail-item,.quick-link-card,.highlight-card{transition:transform .18s,box-shadow .18s}.knowledge-link:hover,.sidebar-link:hover,.resource-rail-item:hover,.quick-link-card:hover,.highlight-card:hover{transform:translateY(-2px)}.knowledge-link span,.sidebar-link span,.resource-rail-item p,.quick-link-card p,.highlight-card p{color:var(--text-secondary);margin:0}.knowledge-link strong,.sidebar-link strong,.resource-rail-item strong,.quick-link-card strong{font-size:1.1rem}.resource-rail{gap:16px;display:grid}.resource-rail-item{grid-template-columns:minmax(0,1fr) auto;align-items:center}.resource-rail-meta{justify-content:flex-end}.quick-links-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.quick-link-card{align-content:start}.quick-link-kicker{color:var(--apple-blue);font-size:.82rem;font-weight:600}.title-shell{gap:14px;display:grid}.breadcrumb-row{color:var(--text-inverse-secondary);flex-wrap:wrap;font-size:.88rem}.breadcrumb-row--light,.breadcrumb-row--light a{color:var(--text-secondary)}.breadcrumb-row--light a:after{color:#1d1d1f52}.breadcrumb-row a{min-height:36px;color:var(--text-inverse-secondary);align-items:center;padding:4px 0;display:inline-flex}.breadcrumb-row a:after{content:"/";color:var(--text-inverse-tertiary);margin-left:12px}.detail-meta-grid>div{box-shadow:var(--shadow-soft);background:#fff;border-radius:24px;padding:22px}.detail-meta-grid span{color:var(--text-secondary);margin-bottom:10px;display:block}.preview-page,.preview-cutoff,.download-log-item,.empty-state,.auth-panel{box-shadow:var(--shadow-soft);background:#fff}.preview-page{padding:18px;display:grid;position:relative}.preview-grid--large .preview-page{border-radius:30px;width:min(100%,980px);padding:24px}.preview-page figcaption{z-index:2;color:var(--text-tertiary);margin-bottom:12px;position:relative}.preview-page__placeholder,.preview-page img{grid-area:2/1}.preview-page__placeholder{z-index:0;min-height:220px;color:var(--text-tertiary);background:linear-gradient(90deg,#ffffff73,#ffffffdb,#ffffff73),repeating-linear-gradient(135deg,#123c560f 0 12px,#123c5605 12px 24px),#f6f9fa;border-radius:18px;place-items:center;font-size:.84rem;font-weight:800;display:grid}.preview-grid--large .preview-page__placeholder{aspect-ratio:16/9;border-radius:18px;width:100%;min-height:0}.preview-grid--large .preview-page img{object-fit:contain;background:#fff;border-radius:18px;width:100%;height:auto;box-shadow:0 0 0 1px #123c560f}.preview-cutoff{justify-content:center;min-height:100%;padding:28px}.preview-grid--large .preview-cutoff{justify-self:center;width:min(100%,760px);min-height:auto}.preview-related{gap:18px;margin-top:32px;display:grid}.preview-related .section-head{margin-bottom:0}.preview-reader{gap:18px;display:grid}.preview-reader__toolbar{z-index:5;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#ffffffeb;border:1px solid #123c5614;border-radius:22px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px;display:flex;position:sticky;top:74px;box-shadow:0 18px 42px #123c5614}.preview-reader__pager,.preview-reader__zoom{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.preview-reader__pager label{background:#fff;border:1px solid #123c561a;border-radius:999px;align-items:center;gap:8px;min-height:40px;padding:4px 6px 4px 12px;display:flex}.preview-reader__pager label span,.preview-reader__count{color:var(--text-secondary);font-size:.84rem;font-weight:700}.preview-reader__pager select{min-height:30px;color:var(--text-primary);background:0 0;border:0;outline:none;font-weight:800}.preview-reader__fit{background:#fff;gap:7px;min-height:40px;padding:8px 14px}.preview-reader__page{box-shadow:var(--shadow-soft);background:#fff;border:1px solid #123c5614;border-radius:26px;gap:14px;margin:0;padding:18px;display:grid}.preview-reader__page figcaption{color:var(--text-primary);flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:10px;font-weight:900;display:flex}.preview-reader__page figcaption small{color:var(--text-secondary);font-size:.84rem;font-weight:600}.preview-reader__canvas{background:linear-gradient(#123c560d,#123c5605),#eef3f5;border-radius:20px;place-items:start center;min-height:420px;max-height:78vh;padding:22px;display:grid;position:relative;overflow:auto}.preview-reader__image{z-index:1;opacity:0;background:#fff;border-radius:14px;max-width:none;height:auto;transition:opacity .18s,width .18s;box-shadow:0 0 0 1px #123c5614,0 18px 42px #123c5629}.preview-reader__image--loaded{opacity:1}.preview-reader__placeholder,.preview-reader__error{z-index:0;color:var(--text-tertiary);background:linear-gradient(90deg,#ffffff73,#ffffffdb,#ffffff73),repeating-linear-gradient(135deg,#123c560f 0 12px,#123c5605 12px 24px),#f6f9fa;border-radius:18px;place-items:center;font-size:.9rem;font-weight:800;display:grid;position:absolute;inset:22px}.preview-reader__error{z-index:2;color:#8a3d12;background:#fff8f3;border:1px solid #b4461e2e}.preview-reader__thumbs{gap:10px;padding:4px 2px 12px;display:flex;overflow-x:auto}.preview-reader__thumb{color:var(--text-secondary);cursor:pointer;background:#fff;border:1px solid #123c5614;border-radius:16px;flex:0 0 84px;gap:6px;padding:7px;display:grid;position:relative}.preview-reader__thumb:hover,.preview-reader__thumb--active{color:var(--apple-blue);border-color:#0071e361}.preview-reader__thumb img{aspect-ratio:3/4;background:var(--surface-light);object-fit:cover;object-position:top center;border-radius:10px;width:100%}.preview-reader__thumb span{font-size:.78rem;font-weight:900;line-height:1}.resource-use-note{box-shadow:var(--shadow-soft);background:#fff;border:1px solid #123c5614;border-radius:24px;grid-template-columns:minmax(0,.9fr) minmax(0,1.2fr) auto;align-items:center;gap:18px;margin-top:24px;padding:22px;display:grid}.resource-use-note h3,.resource-use-note p{margin:0}.resource-use-note h3{font-size:1.16rem;line-height:1.28}.resource-use-note>p{color:var(--text-secondary);line-height:1.62}.preview-related__grid{grid-template-columns:repeat(3,minmax(0,1fr))}.detail-purchase-column{position:sticky;top:84px}.detail-purchase-card{gap:14px}.purchase-summary>div{gap:8px;display:grid}.purchase-summary strong{font-size:1.1rem;line-height:1.12}.purchase-notes{gap:10px}.purchase-notes span{color:var(--text-secondary)}.tag-pill{color:var(--apple-blue);background:#0071e314;min-height:28px;padding:6px 10px;font-size:.78rem;font-weight:800;line-height:1.25}.tag-pill--strong{background:var(--apple-blue);color:var(--text-inverse)}.news-article{gap:18px}.article-related{gap:18px;display:grid}.article-related-grid,.detail-checklists{grid-template-columns:repeat(2,minmax(0,1fr))}.related-resource-card,.checklist-card{background:var(--surface-light);border-radius:24px;gap:12px;padding:22px;display:grid}.checklist-card--value{background:#fff;border:1px solid #123c5614}.related-resource-card__meta,.related-resource-card__footer{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.related-resource-card strong,.checklist-card strong{font-size:1.06rem;line-height:1.2}.related-resource-card p,.checklist-card li{color:var(--text-secondary);margin:0;font-size:.94rem;line-height:1.52}.related-resource-card__footer span{color:var(--text-tertiary);font-size:.82rem}.news-article__content{gap:14px;display:grid}.article-resource-cta{background:linear-gradient(135deg,#eaf7ffe6,#fffffff0);border:1px solid #123c5614;border-radius:24px;gap:16px;padding:24px;display:grid}.article-resource-cta h2,.article-resource-cta p{margin:0}.article-resource-cta h2{font-size:1.35rem;line-height:1.25}.article-resource-cta p:not(.section-label){color:var(--text-secondary);line-height:1.62}.checklist-card ul{gap:10px;margin:0;padding-left:18px;display:grid}.detail-mobile-cta{display:none}.detail-highlights{grid-template-columns:repeat(2,minmax(0,1fr))}.highlight-card{min-height:100%}.catalog-sidebar,.knowledge-sidebar{align-content:start}.catalog-sidebar,.news-page__sidebar{position:sticky;top:80px}.sidebar-card{gap:14px}.sidebar-link-list{gap:12px}.sidebar-link{box-shadow:none;background:var(--surface-light)}.sidebar-link--active{background:#0071e314}.sidebar-tips{gap:10px;margin:0;padding-left:18px;display:grid}.catalog-main{gap:20px}.results-summary{align-items:flex-end;gap:12px;padding:8px 0;display:flex}.results-summary strong{font-size:2rem;line-height:1}.results-summary span{color:var(--text-secondary)}.auth-shell{justify-content:center;padding:64px 16px;display:flex}.auth-panel{width:min(560px,100%);padding:36px}.auth-form{gap:16px;display:grid}.auth-trust-note{color:var(--text-secondary);background:#123c560a;border:1px solid #123c5614;border-radius:16px;margin-top:-2px;padding:12px 14px;font-size:.88rem;line-height:1.5}.auth-form label{gap:8px;display:grid}.auth-form input{background:var(--surface-light);color:var(--text-primary);border:1px solid #0000001f;border-radius:18px;padding:14px 16px}.form-error{color:#d61139;margin:0}.download-log-item{justify-content:space-between;padding:22px 24px}.account-metrics{grid-template-columns:repeat(4,minmax(0,1fr));margin-top:8px}.account-metric-card{box-shadow:var(--shadow-soft);background:#fff;border-radius:24px;gap:8px;padding:22px;display:grid}.account-metric-card span{color:var(--text-secondary);font-size:.88rem}.account-metric-card strong{font-size:clamp(1.8rem,3vw,2.2rem);line-height:1}.account-next-actions{flex-wrap:wrap;gap:12px;display:flex}.empty-state{text-align:center;padding:32px}.site-footer{color:var(--text-secondary);text-align:center;padding:28px 0 14px}.site-footer p{margin:0}@media (max-width:1024px){.hero-grid,.detail-layout,.resource-grid,.chip-grid,.preview-grid,.knowledge-layout,.catalog-layout,.detail-page-shell,.quick-links-grid,.hero-proof-grid,.detail-highlights,.module-grid,.news-grid,.article-related-grid,.detail-checklists,.module-switcher,.account-metrics{grid-template-columns:1fr}.brand-row,.header-actions{flex-direction:column;align-items:stretch}.header-search{min-width:auto}.resource-grid--spotlight .resource-card:first-child{grid-column:span 1}.detail-purchase-column{position:static}}@media (max-width:720px){.site-header{padding-inline:12px}.site-header__inner,.section-inner,.site-footer{width:min(100% - 24px,1120px)}.hero-grid,.detail-layout{gap:24px;padding:64px 0 56px}.section-block,.title-panel,.auth-shell{padding-top:48px;padding-bottom:48px}.hero-surface,.cta-panel,.auth-panel,.preview-cutoff,.download-log-item,.empty-state{border-radius:24px}.detail-meta-grid{grid-template-columns:1fr}.download-log-item,.section-head,.resource-inline-meta,.resource-card-actions,.user-nav,.resource-rail-item,.results-summary,.account-next-actions{flex-direction:column;align-items:flex-start}}:root{--page-bg:#f3f6f7;--surface-light:#f1f4f5;--surface-card:#fff;--surface-dark:#0f2231;--surface-dark-card:#12384d;--text-primary:#14212b;--text-secondary:#425466;--text-tertiary:#6b7c8f;--text-inverse:#fff;--text-inverse-secondary:#ffffffc7;--text-inverse-tertiary:#ffffff8f;--apple-blue:#123c56;--apple-blue-dark:#00263b;--line-light:#123c5614;--line-dark:#ffffff1f;--shadow-soft:0 12px 32px #00263b0f;--font-sans:"HarmonyOS Sans SC", "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif}body{background:radial-gradient(circle at 0 0,#2f7e6b1f,#0000 28%),radial-gradient(circle at 100% 0,#123c561f,#0000 24%),linear-gradient(#f9fbfc 0%,#f3f6f7 35%,#eef3f5 100%)}.site-background{pointer-events:none;background:linear-gradient(135deg,#123c560d,#0000 40%),radial-gradient(circle at 15% 20%,#d9822b0f,#0000 22%),radial-gradient(circle at 82% 14%,#2f7e6b14,#0000 18%);display:block;position:fixed;inset:0}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.site-header{background:#f8fafbf5;border-bottom:1px solid #123c5614;padding:0 20px;box-shadow:0 6px 18px #00263b0a}.site-header__inner{box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border:0;border-radius:0;padding:14px 0}.site-header__top{justify-content:space-between;gap:18px 26px}.brand-badge{background:linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-dark) 100%);letter-spacing:.08em;border-radius:12px;width:40px;height:40px;font-size:.92rem;font-weight:800}.brand-mark{color:var(--text-primary)}.brand-mark strong{font-size:1rem}.brand-mark small{color:var(--text-tertiary);margin-top:2px;font-size:.76rem}.primary-button,.resource-action-link{background:linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-dark) 100%);color:var(--text-inverse);border-radius:999px;box-shadow:0 10px 24px #123c562e}.primary-button:hover,.resource-action-link:hover{background:linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-dark) 100%);transform:translateY(-1px);box-shadow:0 14px 30px #123c5633}.ghost-button{color:var(--text-primary);border-color:#123c5629}.ghost-button:hover{color:var(--apple-blue);background:#123c560a;border-color:#123c5647}.ghost-button--light{color:var(--text-inverse);border-color:#ffffff47}.category-nav a,.user-pill{color:var(--text-secondary);background:#123c560d}.category-nav a:hover{color:var(--apple-blue)}.text-link{color:var(--apple-blue);font-weight:700}.section-block,.title-panel{padding-top:36px}.tag-pill--soft{color:var(--apple-blue);background:#123c561a}.tag-pill--neutral{color:var(--text-secondary);background:#123c560f}.tag-pill--success{color:#2f7e6b;background:#2f7e6b24}.tag-pill--member{color:#8b5315;background:#d9822b29}.resource-chip-row,.news-card__eyebrow{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.resource-action-link{min-height:42px;padding:9px 16px}.resource-card,.news-card,.module-card,.knowledge-link,.sidebar-card,.sidebar-link,.resource-rail-item,.quick-link-card,.highlight-card,.related-resource-card,.download-log-item,.empty-state,.auth-panel{background:var(--surface-card);box-shadow:var(--shadow-soft)}.resource-cover{aspect-ratio:16/10;background:linear-gradient(135deg, #123c5624, #2f7e6b1a), var(--surface-light);position:relative;overflow:hidden}.resource-cover>*{grid-area:1/1}.resource-cover-placeholder{z-index:0;width:calc(100% - 32px);height:calc(100% - 32px);color:var(--text-tertiary);text-align:center;background:linear-gradient(90deg,#fff6,#ffffffc7,#fff6),repeating-linear-gradient(135deg,#123c560f 0 10px,#123c5605 10px 20px),#fff;border:1px solid #123c5614;border-radius:20px;place-items:center;gap:6px;display:grid;position:relative}.resource-cover-placeholder span{color:var(--text-secondary);letter-spacing:.08em;font-size:1.15rem;font-weight:900}.resource-cover-placeholder small{font-size:.76rem;font-weight:800}.resource-card .resource-cover img,.detail-cover-card img{object-fit:contain;background:#fff}.resource-card .resource-cover img{z-index:1;background:0 0;position:relative}.resource-cover-fallback{z-index:1;background:linear-gradient(160deg, var(--apple-blue), var(--apple-blue-dark));width:calc(100% - 40px);height:calc(100% - 40px);color:var(--text-inverse);letter-spacing:.08em;border-radius:22px;font-weight:800;position:relative}.resource-access-pill{color:var(--text-secondary);background:#123c560f;font-weight:700}.resource-card__badges{flex-wrap:wrap;gap:6px;display:flex}.resource-card__badges--cover{position:absolute;top:10px;left:10px;right:10px}.resource-status-badge{min-height:26px;color:var(--text-secondary);background:#ffffffe6;border-radius:999px;align-items:center;padding:4px 8px;font-size:.74rem;font-weight:800;display:inline-flex;box-shadow:0 8px 18px #123c561f}.resource-status-badge--free{color:#2f7e6b}.resource-status-badge--hot,.resource-status-badge--member{color:#8b5315}.resource-status-badge--new{color:var(--apple-blue)}.auth-field{gap:8px;display:grid}.auth-field span{font-weight:700}.auth-field small,.auth-legal{color:var(--text-tertiary);font-size:.88rem;line-height:1.55}.auth-legal{flex-wrap:wrap;gap:0 4px;display:flex}.auth-legal a,.auth-helper a{color:var(--apple-blue);font-weight:700}.footer-grid{color:var(--text-inverse);box-shadow:var(--shadow-soft);background:linear-gradient(160deg,#123c56fa,#00263b);border-radius:28px;grid-template-columns:minmax(0,1.45fr) repeat(4,minmax(0,.8fr));gap:24px;padding:28px;display:grid}.footer-column{align-content:start;gap:10px;display:grid}.footer-mobile-links{display:none}.footer-column strong{font-size:1rem}.footer-column p,.footer-column a{color:var(--text-inverse-secondary);line-height:1.7}.footer-column a:hover{color:var(--text-inverse)}.site-footer__copyright{color:var(--text-tertiary);text-align:center;margin:14px 0 0;font-size:.84rem}.legal-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.legal-card{background:var(--surface-card);border:1px solid #123c5614;border-radius:24px;gap:12px;padding:24px;display:grid;box-shadow:0 16px 36px #123c5614}.legal-card strong{font-size:1.08rem}.legal-card p{color:var(--text-secondary);margin:0;line-height:1.75}.contact-card a{color:var(--apple-blue);font-weight:800}@media (max-width:760px){.site-header{padding-inline:12px}.footer-grid{border-radius:24px;grid-template-columns:1fr;gap:14px;padding:20px}.footer-column--brand{grid-column:auto}.footer-grid>.footer-column:not(.footer-column--brand){display:none}.footer-column--brand{gap:10px}.footer-column--brand p{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.88rem;line-height:1.55;display:-webkit-box;overflow:hidden}.footer-mobile-links{gap:8px;display:grid}.footer-mobile-links details{border-top:1px solid #ffffff1f;padding-top:8px}.footer-mobile-links summary{cursor:pointer;min-height:42px;color:var(--text-inverse);justify-content:space-between;align-items:center;padding:4px 0;font-size:.92rem;font-weight:800;list-style:none;display:flex}.footer-mobile-links summary::-webkit-details-marker{display:none}.footer-mobile-links summary:after{content:"展开";color:var(--text-inverse-secondary);font-size:.78rem;font-weight:700}.footer-mobile-links details[open] summary:after{content:"收起"}.footer-mobile-links a{min-height:36px;color:var(--text-inverse-secondary);align-items:center;margin:8px 16px 0 0;padding:4px 0;font-size:.86rem;line-height:1.4;display:inline-flex}.footer-actions{flex-wrap:wrap;gap:10px;display:flex}.footer-actions .primary-button,.footer-actions .ghost-button{min-height:38px;padding:7px 13px;font-size:.88rem}.legal-grid{grid-template-columns:1fr}}.search-hero{padding-bottom:8px}.search-page__hero{padding-top:8px}.category-page__hero,.news-page__hero{padding-top:12px;padding-bottom:12px}.search-hero__inner{gap:22px;display:grid}.category-page__hero-inner,.news-page__hero-inner{gap:28px;display:grid}.search-hero__content{text-align:center;justify-items:center;gap:14px;display:grid}.search-hero__content .hero-copy{max-width:760px}.search-page__intro{text-align:left;justify-items:stretch}.category-page__intro,.category-page__stats,.category-page__type-list,.category-page__tag-cloud,.category-page__spotlight-meta,.category-page__spotlight-footer,.category-page__results-shell,.category-page__results,.category-page__sidebar,.news-page__intro,.news-page__tabs,.news-page__stats,.news-page__hint-links,.news-page__content-shell,.news-page__content,.news-page__sidebar,.news-page__spotlight-meta,.news-page__spotlight-footer{gap:18px;display:grid}.category-page__intro,.news-page__intro{align-content:start}.search-hero__search{background:#fffffff0;border-radius:22px;grid-template-columns:minmax(0,1fr) auto;gap:8px;width:min(760px,100%);padding:8px;display:grid;box-shadow:0 24px 48px #00263b1f}.search-hero__search input{min-height:52px;color:var(--text-primary);background:0 0;border:0;border-radius:18px;outline:0;padding:0 16px}.search-hero__search input::placeholder{color:var(--text-tertiary)}.search-hero__search button{background:linear-gradient(135deg, var(--apple-blue) 0%, var(--apple-blue-dark) 100%);min-width:124px;color:var(--text-inverse);cursor:pointer;border:0;border-radius:18px;font-weight:700}.search-page__module-switcher{width:100%}.search-page__active-filters,.search-page__suggestions,.search-page__tag-cloud,.search-page__spotlight-meta,.search-page__spotlight-footer,.search-empty-state__actions,.category-page__spotlight-meta,.category-page__spotlight-footer,.category-page__type-list,.category-page__tag-cloud,.news-page__tabs,.news-page__hint-links,.news-page__spotlight-meta,.news-page__spotlight-footer{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.search-page__active-filters{width:100%}.search-page__active-filter{color:var(--text-inverse-secondary);background:#ffffff14;border-radius:999px;align-items:center;padding:8px 14px;font-size:.88rem;display:inline-flex}.search-page__active-filters--light .search-page__active-filter{color:var(--text-secondary);background:#123c560f}.search-hero__chips{color:var(--text-inverse-secondary);flex-wrap:wrap;justify-content:center;gap:10px;font-size:.88rem;display:flex}.search-hero__chips a{background:#ffffff14;border-radius:999px;padding:7px 12px}.search-page__suggestions{width:min(760px,100%);color:var(--text-inverse-secondary);font-size:.88rem}.search-page__topic-links{width:min(900px,100%);color:var(--text-inverse-secondary);flex-wrap:wrap;gap:10px;font-size:.88rem;display:flex}.search-tag-link{min-height:36px;color:var(--text-inverse);background:#ffffff14;border-radius:999px;align-items:center;padding:7px 12px;transition:transform .18s,background-color .18s;display:inline-flex}.search-tag-link:hover{background:#ffffff24;transform:translateY(-1px)}.search-tag-link--light{color:var(--text-primary);background:#123c560f}.search-tag-link--light:hover{background:#123c561f}.search-hero__chips a:hover{background:#ffffff24}.search-hero__metrics{background:#ffffffeb;border-radius:24px;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;width:min(960px,100%);display:grid;overflow:hidden;box-shadow:0 20px 40px #00263b1a}.search-hero__metric{text-align:center;color:var(--text-primary);gap:8px;padding:24px 20px;display:grid}.search-hero__metric+.search-hero__metric{border-left:1px solid #123c5614}.search-hero__metric strong{color:var(--apple-blue);font-size:clamp(1.8rem,3vw,2.4rem)}.search-hero__metric span{color:var(--text-secondary);font-size:.9rem}.search-hero__spotlight{box-shadow:var(--shadow-soft);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffff14;border-radius:28px;grid-template-columns:minmax(200px,260px) minmax(0,1fr);gap:22px;padding:24px;display:grid}.search-hero__spotlight-media{aspect-ratio:4/5;background:#ffffff1f;border-radius:24px;overflow:hidden}.search-hero__spotlight-media img{object-fit:cover;width:100%;height:100%}.search-hero__spotlight-copy{align-content:center;gap:14px;display:grid}.search-hero__spotlight-copy h2{margin:0;font-size:clamp(1.8rem,2.8vw,2.6rem);line-height:1.14}.search-hero__spotlight-copy p{color:var(--text-inverse-secondary);margin:0;line-height:1.65}.search-page__spotlight{align-items:stretch}.search-page__spotlight-meta,.search-page__spotlight-footer span{color:var(--text-inverse-secondary);font-size:.88rem}.search-page__results-shell,.category-page__results-shell,.news-page__content-shell{grid-template-columns:minmax(0,1fr) minmax(280px,340px);align-items:start;gap:24px;display:grid}.search-page__results,.search-page__sidebar,.news-page__content,.news-page__sidebar{gap:20px;display:grid}.search-empty-state,.search-single-state,.category-page__single-state,.category-page__empty-state,.category-page__empty-hero,.news-page__single-state,.news-page__empty-state,.news-page__empty-hero,.news-page__spotlight{box-shadow:var(--shadow-soft);border-radius:28px;gap:12px;padding:28px;display:grid}.search-empty-state strong,.search-single-state strong,.category-page__single-state strong,.category-page__empty-state strong,.category-page__empty-hero strong,.news-page__single-state strong,.news-page__empty-state strong,.news-page__empty-hero strong,.news-page__spotlight h2{font-size:1.1rem;line-height:1.4}.search-empty-state p,.search-single-state p,.category-page__single-state p,.category-page__empty-state p,.category-page__empty-hero p,.news-page__single-state p,.news-page__empty-state p,.news-page__empty-hero p,.news-page__spotlight p{color:var(--text-secondary);margin:0;line-height:1.65}.search-empty-state,.search-single-state,.category-page__single-state,.category-page__empty-state{background:var(--surface-card)}.search-empty-state{grid-column:1/-1;gap:18px}.search-empty-state__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.search-empty-state__panel,.search-empty-state__category,.search-empty-state__jump{gap:10px;display:grid}.search-empty-state__panel{border:1px solid var(--line-light);background:#fff;border-radius:24px;align-content:start;padding:20px}.search-empty-state__panel h3{margin:0;font-size:1rem;line-height:1.35}.search-empty-state__tags{flex-wrap:wrap;gap:10px;display:flex}.search-empty-state__category-list,.search-empty-state__link-list{gap:10px;display:grid}.search-empty-state__category,.search-empty-state__jump{background:#123c560a;border-radius:20px;padding:16px 18px;transition:transform .18s,background-color .18s}.search-empty-state__category:hover,.search-empty-state__jump:hover{background:#123c5614;transform:translateY(-1px)}.search-empty-state__category strong,.search-empty-state__jump strong{font-size:.98rem;line-height:1.4}.search-empty-state__category span,.search-empty-state__jump span{color:var(--text-secondary);font-size:.88rem;line-height:1.6}.news-page__single-state,.news-page__empty-state{background:var(--surface-card)}.category-page__empty-hero{min-height:320px;color:var(--text-inverse);background:#ffffff14;align-content:center}.category-page__empty-hero p{color:var(--text-inverse-secondary)}.news-page__empty-hero{min-height:320px;color:var(--text-inverse);background:#ffffff14;align-content:center}.news-page__empty-hero p{color:var(--text-inverse-secondary)}.topic-page__intent-card{color:var(--text-inverse);box-shadow:var(--shadow-soft);background:#ffffff14;border-radius:28px;align-content:start;gap:16px;padding:26px;display:grid}.topic-page__intent-card h2{margin:0;font-size:clamp(1.6rem,2.6vw,2.2rem);line-height:1.2}.topic-page__intent-card ul{color:var(--text-inverse-secondary);gap:10px;margin:0;padding-left:18px;line-height:1.65;display:grid}.topic-page__intent-card .resource-action-link{justify-self:start}.category-page__stats,.news-page__stats{grid-template-columns:repeat(3,minmax(0,1fr))}.category-page__stat,.news-page__stat{background:#ffffff14;border-radius:24px;gap:8px;padding:22px 20px;display:grid}.category-page__stat strong{font-size:clamp(1.8rem,3vw,2.3rem);line-height:1}.news-page__stat strong{font-size:clamp(1.6rem,2.8vw,2.2rem);line-height:1}.category-page__stat span,.category-page__spotlight-meta span,.news-page__stat span,.news-page__spotlight-meta span{color:var(--text-inverse-secondary);font-size:.88rem}.category-page__spotlight{align-items:stretch}.news-page__spotlight{background:#ffffff14;align-content:center;min-height:320px}.news-page__spotlight h2{color:var(--text-inverse);margin:0;font-size:clamp(2rem,3vw,2.8rem);line-height:1.18}.news-page__spotlight p{color:var(--text-inverse-secondary)}.category-feature-grid,.news-membership-grid{grid-template-columns:minmax(0,1.2fr) minmax(280px,360px);gap:24px;display:grid}.category-feature-main{min-height:360px;color:var(--text-inverse);box-shadow:var(--shadow-soft);background:linear-gradient(135deg,#123c56f5,#00263b);border-radius:28px;position:relative;overflow:hidden}.category-feature-main__media,.category-feature-main__overlay{position:absolute;inset:0}.category-feature-main__media img{object-fit:cover;width:100%;height:100%}.category-feature-main__overlay{background:linear-gradient(135deg,#123c5647,#00263bd6)}.category-feature-main__content{z-index:1;align-content:end;gap:14px;height:100%;padding:28px;display:grid;position:relative}.category-feature-main__content strong{font-size:clamp(1.8rem,3vw,2.4rem)}.category-feature-main__content p{color:var(--text-inverse-secondary);margin:0;line-height:1.65}.category-feature-main__content .resource-action-link{width:fit-content}.category-feature-side{gap:16px;display:grid}.category-feature-link{background:var(--surface-card);box-shadow:var(--shadow-soft);border-radius:22px;gap:6px;padding:20px 22px;display:grid}.category-feature-link strong{font-size:1.04rem}.category-feature-link small{color:var(--apple-blue);font-weight:700}.category-feature-link p{color:var(--text-secondary);margin:0;line-height:1.6}.ranking-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;display:grid}.ranking-card{background:var(--surface-card);box-shadow:var(--shadow-soft);border-radius:20px;display:grid;overflow:hidden}.ranking-card__media{aspect-ratio:4/3;background:var(--surface-light)}.ranking-card__media img{object-fit:cover;width:100%;height:100%}.ranking-card__body{gap:12px;padding:16px;display:grid}.ranking-card__body strong{font-size:1rem;line-height:1.45}.ranking-card__body p{color:var(--text-secondary);margin:0;font-size:.92rem;line-height:1.6}.ranking-card__meta{color:var(--text-tertiary);flex-wrap:wrap;gap:10px;font-size:.82rem;display:flex}.news-list{gap:14px;display:grid}.news-list__item{background:var(--surface-card);box-shadow:var(--shadow-soft);border-radius:22px;grid-template-columns:80px minmax(0,1fr);align-items:start;gap:18px;padding:18px 20px;display:grid}.news-list__date{text-align:center;gap:4px;display:grid}.news-list__date strong{color:var(--apple-blue);font-size:1.8rem;line-height:1}.news-list__date span{color:var(--text-tertiary);font-size:.82rem}.news-list__content{gap:8px;display:grid}.news-list__content strong{font-size:1rem;line-height:1.55}.news-list__content p{color:var(--text-secondary);margin:0;line-height:1.65}.membership-card{box-shadow:var(--shadow-soft);background:linear-gradient(160deg,#fff5dbf0,#f5e09af0);border-radius:28px;align-content:start;gap:16px;padding:24px;display:grid}.membership-card h2{margin:0;font-size:1.8rem;line-height:1.2}.membership-card ul{color:var(--text-secondary);gap:10px;margin:0;padding-left:18px;display:grid}.membership-card__note{color:var(--text-tertiary);margin:0;font-size:.88rem;line-height:1.6}.header-actions{align-items:center;gap:10px 12px}.site-links{flex-wrap:wrap;flex:auto;justify-content:center;gap:6px;margin:0 auto 0 0;display:flex}.site-links__desktop,.site-links__mobile{align-items:center;gap:6px;display:flex}.site-links__mobile{display:none}.site-links a,.site-links__mobile-menu summary{color:var(--text-secondary);white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:999px;align-items:center;padding:8px 12px;font-size:.9rem;font-weight:600;display:inline-flex}.site-links a:hover,.site-links__mobile-menu summary:hover,.site-links__item--active{color:var(--apple-blue);background:#123c560a;border-color:#123c560f}.site-links__mobile-menu{position:relative}.site-links__mobile-menu summary{cursor:pointer;list-style:none}.site-links__mobile-menu summary::-webkit-details-marker{display:none}.site-links__mobile-panel{z-index:50;background:#fffffffa;border:1px solid #123c5614;border-radius:18px;gap:6px;min-width:160px;padding:8px;display:grid;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 20px 44px #123c5629}.home-lead{padding-top:22px}.home-lead__body,.home-lead__inner,.home-category-grid{gap:16px;display:grid}.home-lead__body{gap:12px}.home-lead__inner{grid-template-columns:minmax(0,1.15fr) minmax(280px,360px);align-items:center;gap:24px}.home-lead__copy,.home-lead__visual{gap:18px;display:grid}.home-lead__copy{justify-items:start}.home-lead__copy h1{letter-spacing:-.24px;margin:0;font-size:clamp(2.25rem,5vw,3.75rem);line-height:1.08}.home-lead__copy .hero-copy{max-width:620px;font-size:.98rem;line-height:1.68}.home-lead__search,.search-page__suggestions{width:min(760px,100%)}.home-lead__chips{justify-content:flex-start}.home-lead__summary{color:var(--text-secondary);margin:0;font-size:.94rem;line-height:1.65}.home-lead__summary strong{color:var(--text-primary);font-size:1rem}.home-trust-row{flex-wrap:wrap;gap:8px;width:min(820px,100%);display:flex}.home-trust-row span{min-height:34px;color:var(--text-secondary);background:#ffffffa3;border:1px solid #123c5614;border-radius:999px;align-items:center;padding:7px 12px;font-size:.84rem;font-weight:700;display:inline-flex}.home-task-rail{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;width:min(820px,100%);display:grid}.home-task-rail__item{background:#ffffffb8;border:1px solid #123c5614;border-radius:22px;gap:6px;min-height:112px;padding:16px;transition:transform .18s,border-color .18s,box-shadow .18s;display:grid;box-shadow:0 12px 28px #123c5612}.home-task-rail__item strong{font-size:.98rem;line-height:1.35}.home-task-rail__item span{color:var(--text-secondary);font-size:.84rem;line-height:1.55}.home-task-rail__item:hover{border-color:#0071e338;transform:translateY(-2px);box-shadow:0 16px 32px #123c561a}.home-hero-visual-card{background:#ffffff14;border:1px solid #123c5614;border-radius:30px;min-height:300px;position:relative;overflow:hidden;box-shadow:0 20px 48px #00263b1f}.home-hero-visual-card__image{object-fit:cover;width:100%;height:100%;min-height:300px}.home-hero-visual-card__caption{color:var(--text-inverse);background:linear-gradient(#0000 0%,#00263be0 100%);gap:10px;padding:22px;display:grid;position:absolute;bottom:0;left:0;right:0}.home-hero-visual-card__caption--compact{gap:6px}.home-hero-visual-card__caption p{color:var(--text-inverse-secondary);margin:0;line-height:1.65}.home-summary-card,.home-quick-card{background:var(--surface-card);color:var(--text-primary);border:1px solid #123c5614;border-radius:24px;gap:10px;padding:20px;display:grid;box-shadow:0 16px 36px #123c5614}.home-summary-card ul{color:var(--text-secondary);gap:10px;margin:0;padding-left:18px;line-height:1.6;display:grid}.home-quick-card p{color:var(--text-secondary);margin:0;font-size:.92rem;line-height:1.62}.home-quick-card strong,.home-category-card strong{font-size:1.08rem;line-height:1.25}.home-quick-card:hover,.home-category-card:hover{transform:translateY(-2px)}.home-category-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.home-category-card{background:var(--surface-card);border:1px solid #123c560f;border-radius:24px;gap:12px;padding:24px;display:grid;box-shadow:0 16px 36px #123c5614}.home-category-card p{color:var(--text-secondary);margin:0;line-height:1.6}.home-category-card span{color:var(--apple-blue);font-size:.92rem;font-weight:700}.marketing-hero{padding-top:10px;padding-bottom:10px}.marketing-hero__inner{align-items:start;gap:24px;padding:42px 0 24px;display:grid}.marketing-hero__copy{max-width:760px}.marketing-hero__copy h1{font-size:clamp(2.25rem,5vw,3.75rem);line-height:1.08}.marketing-hero__actions{flex-wrap:wrap;gap:12px;margin-top:18px;display:flex}.hero-panel--dark .marketing-hero__actions .ghost-button{color:var(--text-inverse);border-color:#ffffff47}.marketing-hero--with-visual .marketing-hero__inner{grid-template-columns:minmax(0,1.15fr) minmax(320px,420px)}.marketing-hero--with-visual .marketing-stat-grid{grid-column:1/-1}.marketing-hero__visual{border-radius:30px;min-height:320px;overflow:hidden;box-shadow:0 18px 42px #00263b29}.marketing-hero__visual img{object-fit:cover;width:100%;height:100%;min-height:320px}.marketing-stat-grid,.marketing-card-grid,.plan-grid,.faq-list,.guide-steps{gap:18px;display:grid}.marketing-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.marketing-stat-card,.marketing-card,.plan-card,.faq-card,.guide-step-card,.marketing-note-card,.cta-banner{box-shadow:var(--shadow-soft);border-radius:28px}.marketing-stat-card{color:var(--text-inverse);background:#ffffff14;gap:8px;padding:20px;display:grid}.marketing-stat-card strong{font-size:1.2rem}.marketing-stat-card span{color:var(--text-inverse-secondary)}.marketing-card-grid,.plan-grid,.faq-list,.guide-steps{grid-template-columns:repeat(3,minmax(0,1fr))}.marketing-card,.plan-card,.faq-card,.guide-step-card{background:var(--surface-card);align-content:start;gap:12px;padding:24px;display:grid}.plan-card{border:1px solid #123c5614}.marketing-card strong,.faq-card strong,.guide-step-card strong,.marketing-note-card strong{font-size:1.05rem;line-height:1.5}.marketing-card p,.plan-card p,.faq-card p,.guide-step-card p,.marketing-note-card p,.cta-banner p{color:var(--text-secondary);margin:0;line-height:1.7}.plan-card .primary-button{justify-self:start}.plan-card__facts{flex-wrap:wrap;gap:8px;display:flex}.plan-card__fact{min-height:34px;color:var(--text-secondary);background:#123c560f;border-radius:999px;align-items:center;padding:6px 12px;font-size:.82rem;font-weight:700;display:inline-flex}.membership-compare{background:#ffffffb8;border:1px solid #123c5614;border-radius:28px;overflow-x:auto;box-shadow:0 16px 36px #123c5614}.membership-compare__grid{grid-template-columns:180px repeat(3,minmax(0,1fr));min-width:860px;display:grid}.membership-compare__head,.membership-compare__row>*{border-bottom:1px solid #123c5614;padding:16px 18px}.membership-compare__head{color:var(--text-primary);background:#123c560d;font-weight:800}.membership-compare__head--featured{color:var(--apple-blue)}.membership-compare__row{grid-column:1/-1;grid-template-columns:180px repeat(3,minmax(0,1fr));display:grid}.membership-compare__row:last-child>*{border-bottom:0}.membership-compare__row strong{color:var(--text-primary)}.membership-compare__row span{color:var(--text-secondary);line-height:1.6}@media (max-width:900px){.membership-compare{box-shadow:none;background:0 0;border:0;border-radius:0;overflow:visible}.membership-compare__grid{gap:12px;min-width:0}.membership-compare__head{display:none}.membership-compare__row{background:#ffffffd1;border:1px solid #123c5614;border-radius:22px;grid-template-columns:1fr;padding:14px;box-shadow:0 14px 34px #123c5614}.membership-compare__row>*{border-bottom:0;padding:0}.membership-compare__row strong{padding-bottom:10px;font-size:1rem}.membership-compare__row span{border-top:1px solid #123c5614;grid-template-columns:82px minmax(0,1fr);gap:10px;padding:10px 0;line-height:1.5;display:grid}.membership-compare__row span:before{content:attr(data-label);color:var(--text-primary);font-weight:800}}.feature-list{color:var(--text-secondary);gap:10px;margin:0;padding-left:18px;line-height:1.7;display:grid}.marketing-split{grid-template-columns:minmax(0,1.35fr) minmax(280px,.95fr);gap:24px;display:grid}.marketing-note-card,.cta-banner{background:linear-gradient(145deg,#ffffffeb,#e8f1f8f5);padding:28px}.cta-banner{grid-template-columns:minmax(0,1.45fr) auto;align-items:center;gap:18px;display:grid}.cta-banner h2{margin:6px 0 10px}.cta-banner__actions{flex-wrap:wrap;gap:12px;display:flex}.search-page__hero--compact{padding-top:0;padding-bottom:0}.search-page__hero--compact .search-hero__inner{gap:10px}.search-page__hero--compact .search-page__intro{max-width:780px;margin:0 auto}.search-page__one-line{max-width:none;font-size:1rem;font-weight:700}.search-page__intro h1,.category-page__intro h1,.news-page__intro h1{font-size:clamp(2rem,4vw,3.35rem);line-height:1.08}.search-page__module-switcher--inline{margin-bottom:4px}.search-page__results-shell--simple{grid-template-columns:1fr;gap:20px}.resource-card{box-shadow:0 16px 36px #123c5614}.search-result-card{min-width:0}.search-page__resource-grid .resource-meta{gap:9px;padding:16px 18px 18px}.search-page__resource-grid .resource-meta h3{letter-spacing:0;font-size:1.06rem;line-height:1.3}.search-page__resource-grid .resource-card__excerpt{margin:0;font-size:.92rem;line-height:1.45}.search-page__resource-grid .resource-card__summary{gap:7px;font-size:.78rem;line-height:1.35}.search-page__resource-grid .resource-card-actions{padding-top:2px}.search-page__resource-grid .resource-action-link{min-height:34px;padding:7px 13px;font-size:.84rem}.search-results-divider{color:var(--text-tertiary);grid-column:1/-1;align-items:center;gap:10px;margin:4px 0;font-size:.82rem;font-weight:700;display:none}.search-results-divider:before,.search-results-divider:after{content:"";background:#123c561a;flex:1;height:1px}.search-results-divider span{color:var(--text-primary);font-size:.88rem;font-weight:900}.search-results-divider small{font-size:.78rem;font-weight:700}.resource-cover{aspect-ratio:16/10}.resource-meta{gap:12px;padding:20px}.resource-meta h3{font-size:1.2rem}.resource-card__top,.resource-card__summary{flex-wrap:wrap;gap:8px;display:flex}.resource-card__excerpt{color:var(--text-secondary);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.search-highlight{color:inherit;background:#ffc44d6b;border-radius:5px;padding:0 2px}.resource-card__summary{color:var(--text-secondary);font-size:.88rem;line-height:1.5}.search-page__category-strip{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px;display:flex}.search-page__category-strip>span{color:var(--text-tertiary);font-size:.84rem;font-weight:600}.search-page__category-link{min-height:36px;color:var(--text-secondary);background:#123c560a;border:1px solid #123c5614;border-radius:999px;align-items:center;padding:7px 12px;font-size:.88rem;font-weight:600;display:inline-flex}.search-page__category-link:hover{color:var(--apple-blue);border-color:#123c5629}.search-filter-panel{background:#ffffffb8;border:1px solid #123c5614;border-radius:22px;grid-template-columns:repeat(5,minmax(0,1fr)) auto auto;align-items:end;gap:10px;margin:16px 0 18px;padding:14px;display:grid;box-shadow:0 12px 30px #123c560f}.search-filter-toggle-button{display:none}.search-filter-toggle-button__label{align-items:center;gap:8px;display:inline-flex}.search-filter-toggle-button__label:after{content:"⌄";width:20px;height:20px;color:var(--apple-blue-dark);background:#123c5612;border-radius:999px;place-items:center;font-size:.9rem;line-height:1;display:inline-grid}.search-filter-toggle-button__open,.search-filter-toggle:checked+.search-filter-toggle-button .search-filter-toggle-button__closed{display:none}.search-filter-toggle:checked+.search-filter-toggle-button .search-filter-toggle-button__open{display:inline}.search-filter-toggle:checked+.search-filter-toggle-button .search-filter-toggle-button__label:after{content:"⌃"}.search-filter-panel label{gap:7px;display:grid}.search-filter-panel label span{color:var(--text-tertiary);font-size:.78rem;font-weight:700}.search-filter-panel select{width:100%;min-height:40px;color:var(--text-primary);background:#fff;border:1px solid #123c561f;border-radius:12px;outline:none;padding:8px 10px}.search-filter-panel select:focus{border-color:#0071e36b;box-shadow:0 0 0 3px #0071e31a}.search-filter-panel .primary-button,.search-filter-panel .ghost-button{min-height:40px;padding:8px 14px}.search-page__active-filter{min-height:34px;color:var(--text-secondary);background:#123c560f;border-radius:999px;align-items:center;padding:6px 12px;font-size:.84rem;font-weight:700;display:inline-flex}.search-pagination{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-top:24px;display:flex}.search-pagination span{color:var(--text-secondary);font-size:.9rem;font-weight:700}.resource-grid--compact{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}.home-latest-grid.resource-grid--compact{grid-template-columns:repeat(4,minmax(0,1fr))}.resource-card--compact{background:var(--surface-card);border:1px solid #123c5614;border-radius:22px;overflow:hidden}.resource-card__compact-link{grid-template-rows:auto 1fr;height:100%;display:grid}.resource-card__compact-link:hover h3{color:var(--apple-blue)}.resource-card__compact-link:hover img{transform:scale(1.01)}.resource-cover--compact{aspect-ratio:16/10}.resource-cover--compact img{transition:transform .18s}.resource-meta--compact{gap:8px;padding:12px 12px 14px}.resource-meta--compact h3{color:var(--text-primary);-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:.92rem;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.resource-card-actions{justify-content:flex-start}.resource-card-actions .resource-action-link{min-height:40px;box-shadow:none;padding:8px 16px}.home-lead__chips{color:var(--text-tertiary)}.home-lead__chips a{color:var(--text-secondary);background:#ffffffbd;border:1px solid #123c5614}.home-lead__chips a:hover{color:var(--apple-blue);background:#fff;border-color:#0071e338}.search-page__active-filters{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.search-page__clear-link{min-height:36px;color:var(--apple-blue);border:1px solid #0071e32e;border-radius:999px;align-items:center;padding:7px 12px;font-size:.88rem;font-weight:700;display:inline-flex}.search-page__clear-link:hover{background:#0071e314}.search-page__resource-grid{grid-template-columns:repeat(3,minmax(0,1fr));align-items:stretch}.search-page__resource-grid .resource-card{overflow:hidden}.auth-shell--split{grid-template-columns:minmax(280px,420px) minmax(360px,560px);align-items:start;gap:24px;padding:64px 16px 86px;display:grid}.auth-guide{color:var(--text-inverse);box-shadow:var(--shadow-soft);background:linear-gradient(160deg,#123c56fa,#00263b);border-radius:28px;gap:18px;padding:34px;display:grid}.auth-guide h2{margin:0;font-size:clamp(1.8rem,3.6vw,2.6rem);line-height:1.12}.auth-guide p,.auth-guide li{color:var(--text-inverse-secondary);line-height:1.7}.auth-guide p,.auth-guide ul{margin:0}.auth-guide ul{gap:12px;padding-left:20px;display:grid}.auth-guide .ghost-button{color:var(--text-inverse);border-color:#ffffff3d;justify-self:start}.auth-guide .ghost-button:hover{color:var(--text-inverse);border-color:#ffffff70}@media (max-width:1100px){.ranking-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.search-filter-panel{grid-template-columns:repeat(3,minmax(0,1fr))}.resource-grid--compact{grid-template-columns:repeat(4,minmax(0,1fr))}.search-hero__spotlight,.search-empty-state__grid,.search-page__results-shell,.category-page__results-shell,.topic-page__content-shell,.news-page__content-shell,.category-page__hero-inner,.topic-page__hero-inner,.news-page__hero-inner,.category-feature-grid,.news-membership-grid,.home-lead__inner,.home-category-grid,.home-task-rail,.auth-shell--split,.home-quick-grid--lead,.marketing-stat-grid,.marketing-card-grid,.plan-grid,.faq-list,.guide-steps,.marketing-split,.cta-banner{grid-template-columns:1fr}.catalog-sidebar,.news-page__sidebar{position:static}.search-page__resource-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:720px){.site-header__top{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;display:grid}.brand-mark{grid-column:1;min-width:0}.brand-mark>span:last-child{min-width:0}.brand-mark strong{white-space:nowrap}.site-links{flex-wrap:nowrap;grid-area:2/1/auto/-1;justify-content:flex-start;gap:4px;width:100%;margin:0}.site-links__desktop{display:none}.site-links__mobile{justify-content:flex-start;width:100%;display:flex}.site-links a,.site-links__mobile-menu summary,.user-nav a{min-height:36px;padding:7px 8px;font-size:.8rem}.header-actions{grid-column:2;margin-left:0}.user-nav{flex-wrap:nowrap;gap:8px}.search-hero__search{grid-template-columns:1fr}.resource-grid--compact{grid-template-columns:repeat(2,minmax(0,1fr))}.search-page__resource-grid{grid-template-columns:1fr}.detail-mobile-cta{z-index:60;opacity:0;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);pointer-events:none;background:#ffffffeb;border:1px solid #123c5614;border-radius:22px;padding:10px;transition:opacity .18s,transform .18s;display:block;position:fixed;bottom:12px;left:12px;right:12px;transform:translateY(calc(100% + 18px));box-shadow:0 18px 42px #123c5638}.detail-mobile-cta--visible{opacity:1;pointer-events:auto;transform:translateY(0)}.search-filter-panel{grid-template-columns:1fr 1fr}.search-filter-toggle-button{min-height:46px;color:var(--text-primary);background:#ffffffd1;border:1px solid #123c5614;border-radius:16px;justify-content:space-between;align-items:center;gap:12px;margin:14px 0 0;padding:10px 14px;font-weight:800;display:flex;box-shadow:0 12px 30px #123c560f}.search-filter-toggle-button small{color:var(--text-tertiary);font-size:.78rem;font-weight:700}.search-filter-shell .search-filter-panel{display:none}.search-filter-toggle:checked~.search-filter-panel{display:grid}.search-filter-panel .primary-button,.search-filter-panel .ghost-button{width:100%}.search-results-divider{display:flex}.search-result-card--compactable .resource-card{border-radius:20px;grid-template-columns:112px minmax(0,1fr);min-height:136px;display:grid;overflow:hidden}.search-result-card--compactable .resource-cover{aspect-ratio:auto;height:100%;min-height:136px}.search-result-card--compactable .resource-cover-placeholder{border-radius:14px;width:calc(100% - 18px);height:calc(100% - 18px)}.search-result-card--compactable .resource-cover-placeholder span{font-size:.82rem}.search-result-card--compactable .resource-cover-placeholder small{font-size:.68rem}.search-result-card--compactable .resource-card__badges--cover{top:6px;left:6px;right:6px}.search-result-card--compactable .resource-status-badge{min-height:22px;padding:3px 6px;font-size:.68rem}.search-result-card--compactable .resource-meta{gap:8px;padding:12px}.search-result-card--compactable .resource-meta h3{font-size:.94rem;line-height:1.34}.search-result-card--compactable .resource-card__top{gap:6px}.search-result-card--compactable .tag-pill{padding:5px 8px;font-size:.72rem}.search-result-card--compactable .resource-card__excerpt{-webkit-line-clamp:2;margin:0;font-size:.8rem;line-height:1.45}.search-result-card--compactable .resource-card__summary{gap:6px;font-size:.72rem}.search-result-card--compactable .resource-card-actions{margin-top:0}.search-result-card--compactable .resource-action-link{min-height:30px;padding:5px 10px;font-size:.78rem}.resource-card:not(.resource-card--compact) .resource-card__excerpt{-webkit-line-clamp:3}.search-result-card--compactable .resource-card__excerpt{-webkit-line-clamp:2}.home-task-rail{grid-template-columns:repeat(2,minmax(0,1fr))}.home-task-rail__item{min-height:auto;padding:13px}.home-task-rail__item span{font-size:.8rem;line-height:1.45}.search-hero__metrics,.ranking-grid,.search-page__module-switcher,.search-hero__spotlight,.category-page__stats,.topic-page__stats,.news-page__stats{grid-template-columns:1fr}.site-links{flex-wrap:nowrap;justify-content:flex-start;padding-bottom:2px}.site-header__top{align-items:center}.brand-mark{min-width:0}.brand-mark small{display:none}.header-actions{margin-left:0}.auth-shell--split{padding:42px 12px 64px}.auth-shell--split .auth-panel{order:1}.auth-guide{border-radius:24px;order:2;padding:26px}.auth-panel h1{font-size:2rem}.home-lead__copy,.search-page__intro{text-align:left;justify-items:stretch}.category-page__intro{text-align:center;justify-items:center}.marketing-hero--with-visual .marketing-hero__inner{grid-template-columns:1fr;gap:20px;padding:28px 0 18px}.marketing-hero--with-visual .marketing-hero__copy{max-width:none}.marketing-hero--with-visual .marketing-hero__copy h1{font-size:2.35rem;line-height:1.12}.marketing-hero--with-visual .marketing-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding-bottom:0;display:grid;overflow:visible}.marketing-hero--with-visual .marketing-stat-card{border-radius:16px;gap:3px;min-width:0;padding:10px 12px}.marketing-hero--with-visual .marketing-stat-card strong{font-size:.92rem}.marketing-hero--with-visual .marketing-stat-card span{font-size:.72rem;line-height:1.35}.home-lead__copy h1,.marketing-hero__copy h1{font-size:2.35rem}.search-page__intro h1,.category-page__intro h1,.news-page__intro h1{font-size:2.1rem}.title-shell h1,.detail-copy h1,.news-article h1{font-size:1.9rem}.detail-copy h1{font-size:2rem;line-height:1.1}.detail-copy>.hero-copy{font-size:.98rem;line-height:1.5}.preview-grid--large{gap:22px}.preview-reader__toolbar{align-items:stretch;position:static}.preview-reader__pager,.preview-reader__zoom{justify-content:space-between;width:100%}.preview-reader__count{order:4;width:100%}.preview-reader__page{border-radius:22px;padding:12px}.preview-reader__page figcaption{display:grid}.preview-reader__canvas{border-radius:16px;min-height:360px;max-height:72vh;padding:12px}.preview-reader__placeholder,.preview-reader__error{text-align:center;inset:12px}.preview-reader__thumb{flex-basis:74px}.resource-use-note{grid-template-columns:1fr;align-items:start;padding:18px}.resource-use-note .ghost-button{width:100%}.preview-grid--large .preview-page{border-radius:24px;padding:12px}.preview-grid--large .preview-page__placeholder,.preview-grid--large .preview-page img{border-radius:16px}.marketing-hero--with-visual .marketing-hero__visual{border-radius:24px;min-height:210px}.marketing-hero--with-visual .marketing-hero__visual img{min-height:210px}.home-lead__chips,.search-page__category-strip,.search-page__active-filters,.search-page__suggestions,.category-page__type-list,.category-page__tag-cloud,.category-page__spotlight-footer,.news-page__tabs,.news-page__hint-links,.news-page__spotlight-footer{justify-content:flex-start}.news-list__item{grid-template-columns:1fr}.home-hero-visual-card,.home-hero-visual-card__image,.marketing-hero__visual,.marketing-hero__visual img{min-height:220px}}@media (max-width:980px){.resource-grid--compact{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width:520px){.resource-grid--compact{grid-template-columns:1fr}.home-latest-grid.resource-grid--compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.home-latest-grid .resource-cover--compact{aspect-ratio:4/3}.home-latest-grid .resource-meta--compact{padding:10px}.home-latest-grid .resource-meta--compact h3{font-size:.82rem}}@media (max-width:420px){.site-links{gap:2px}.site-links a,.site-links__mobile-menu summary{padding:6px;font-size:.78rem}}