:root{--ink:#1d1d1f;--muted:#6e6e73;--paper:#f5f5f7;--white:#fff;--line:#d2d2d7;--blue:#0071e3;--radius:28px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,PingFang SC,Microsoft YaHei,sans-serif;letter-spacing:-.02em}.shell{width:min(1360px,calc(100% - 64px));margin:0 auto}.site-header{position:sticky;top:0;z-index:20;background:#f5f5f7b8;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);border-bottom:1px solid rgba(210,210,215,.68)}.nav{height:58px;display:flex;align-items:center;justify-content:space-between;font-size:13px}.brand{display:inline-flex;align-items:center;gap:8px;color:var(--ink);font-size:15px;font-weight:650;text-decoration:none;letter-spacing:-.04em}.brand-mark{width:21px;height:21px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:#fff;font-size:11px;font-weight:700}.nav-links,.nav-actions{display:flex;gap:28px;align-items:center}.nav a,.nav button{border:0;background:none;color:var(--ink);font:inherit;cursor:pointer;text-decoration:none}.search-trigger{border:1px solid var(--line)!important;padding:6px 10px!important;border-radius:999px}.search-trigger span{color:var(--muted);margin-left:6px;font-size:11px}.menu-trigger,.mobile-nav{display:none}.hero{min-height:680px;display:grid;grid-template-columns:.91fr 1.09fr;align-items:center;gap:64px;padding:70px 0 82px}.eyebrow{font-size:12px;letter-spacing:.1em;font-weight:650;color:var(--blue);margin:0 0 18px}.hero h1{font-size:clamp(48px,5.2vw,82px);line-height:1.02;letter-spacing:-.065em;margin:0;max-width:650px}.hero-intro{font-size:19px;line-height:1.45;color:var(--muted);max-width:420px;margin:24px 0 30px}.hero-actions{display:flex;gap:22px;align-items:center}.button{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:999px;font-size:16px;font-weight:550;transition:transform .2s}.button:active,.case-copy:active{transform:scale(.98)}.button-primary{color:#fff;background:var(--blue);padding:13px 21px}.text-button{border:0;background:transparent;color:var(--blue);font:inherit;font-size:16px;cursor:pointer}.text-button span{margin-left:5px}.hero-media{position:relative;isolation:isolate;height:520px;border-radius:var(--radius);overflow:hidden;background:#141416 center/cover no-repeat;box-shadow:0 24px 60px #1d1d1f24;transition:transform .4s}.hero-media:hover{transform:translateY(-4px)}.hero-media video,.hero-media img{width:100%;height:100%;object-fit:cover;display:block}.media-shine{position:absolute;z-index:1;top:0;right:0;bottom:0;left:0;background:linear-gradient(110deg,rgba(255,255,255,.16),transparent 35%,rgba(0,0,0,.2));pointer-events:none}.hero-meta{position:absolute;z-index:2;left:30px;bottom:28px;color:#fff;text-shadow:0 1px 8px rgba(0,0,0,.4);display:grid;gap:4px}.hero-meta span{font-size:11px;letter-spacing:.12em}.hero-meta strong{font-size:27px;letter-spacing:-.04em}.hero-meta small{font-size:14px}.hero-orbit{position:absolute;z-index:1;width:180px;height:180px;border:1px solid rgba(255,255,255,.5);border-radius:50%;right:-46px;top:-47px}.categories{padding:76px 0 112px}.section-heading h2,.library h2{font-size:clamp(34px,3.5vw,52px);line-height:1.08;letter-spacing:-.055em;margin:0}.section-heading p,.library-head p{font-size:18px;color:var(--muted);margin:11px 0 0}.category-rail{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-top:34px}.category-card{min-height:156px;border:1px solid rgba(0,0,0,.03);border-radius:20px;background:#fff;padding:19px;display:flex;flex-direction:column;justify-content:space-between;cursor:pointer;transition:transform .25s,box-shadow .25s;text-align:left}.category-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px #1d1d1f14}.category-symbol{font-size:26px;letter-spacing:-.14em}.category-card strong{font-size:17px}.category-card small{color:var(--muted);font-size:12px;margin-top:5px}.featured{padding:94px 0 112px;background:#fff;overflow:hidden}.feature-heading{margin-bottom:34px}.featured-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(300px,420px);gap:18px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory}.featured-rail::-webkit-scrollbar{height:7px}.featured-rail::-webkit-scrollbar-thumb{background:#d2d2d7;border-radius:99px}.feature-card{scroll-snap-align:start;height:430px;border-radius:24px;position:relative;overflow:hidden;background:#19191b center/cover no-repeat;color:#fff;box-shadow:0 10px 28px #00000014}.feature-card video,.feature-card img{height:100%;width:100%;object-fit:cover}.feature-card:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,transparent 48%,rgba(0,0,0,.62))}.feature-card-info{position:absolute;z-index:1;bottom:22px;left:22px;right:22px}.feature-card-info p{margin:0 0 7px;font-size:12px;letter-spacing:.09em}.feature-card-info h3{font-size:25px;margin:0;letter-spacing:-.04em}.library{padding:105px 0}.library-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:30px}.filter-summary{padding:11px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;font:inherit;cursor:pointer}.filter-summary span{font-size:21px;vertical-align:-1px;margin-left:7px}.filter-row{display:flex;gap:9px;overflow:auto;padding:2px 0 22px}.filter-pill{border:1px solid var(--line);border-radius:999px;padding:9px 14px;background:transparent;color:var(--ink);font:14px inherit;white-space:nowrap;cursor:pointer}.filter-pill.active{background:var(--ink);border-color:var(--ink);color:#fff}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.case-card{background:var(--white);border-radius:20px;overflow:hidden;min-width:0;animation:reveal .45s both}.case-card:nth-child(3n+2){transform:translateY(34px)}.case-preview{aspect-ratio:1.2;display:block;border:0;width:100%;background:#19191b center/cover no-repeat;overflow:hidden}.case-preview video,.case-preview img{height:100%;width:100%;object-fit:cover;display:block}.case-info{padding:17px 17px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}.case-info div{min-width:0}.case-info h3{font-size:17px;letter-spacing:-.035em;margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.case-info p{font-size:12px;color:var(--muted);margin:5px 0 0}.case-copy{flex:none;border:0;border-radius:999px;background:#f0f0f2;color:var(--ink);font:13px inherit;padding:8px 11px;cursor:pointer;transition:background .2s}.case-copy:hover{background:#dcdce0}.empty{grid-column:1/-1;padding:80px;text-align:center;background:#fff;border-radius:20px;color:var(--muted)}.footer{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 2fr auto;gap:30px;align-items:center;padding:31px 0 36px;color:var(--muted);font-size:13px}.footer p{margin:0}.back-top{border:0;background:transparent;font:inherit;color:var(--ink);cursor:pointer}.search-dialog{width:min(600px,calc(100% - 32px));border:0;border-radius:24px;padding:0;background:transparent;box-shadow:0 24px 80px #00000040}.search-dialog::backdrop{background:#0000003d;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.search-panel{padding:26px;background:#fff;border-radius:24px}.search-line{display:flex;justify-content:space-between;align-items:center}.search-line label{font-size:20px;font-weight:650}.search-line button{border:0;background:none;color:var(--muted);font:inherit;cursor:pointer}.search-panel input{width:100%;margin:23px 0 10px;border:1px solid var(--line);border-radius:12px;padding:15px;font:18px inherit;outline:none}.search-panel input:focus{border-color:var(--blue);box-shadow:0 0 0 4px #0071e31f}.search-panel p{font-size:13px;color:var(--muted);margin:0}.toast{position:fixed;z-index:30;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;padding:11px 15px;background:#1d1d1feb;color:#fff;border-radius:999px;font-size:14px;pointer-events:none;transition:.25s}.toast.show{transform:translate(-50%);opacity:1}@keyframes reveal{0%{opacity:0;transform:translateY(15px)}to{opacity:1;transform:translateY(0)}}@media(max-width:900px){.shell{width:min(100% - 40px,700px)}.hero{grid-template-columns:1fr;gap:42px;min-height:auto;padding:67px 0}.hero-media{height:min(68vw,500px)}.category-rail{grid-template-columns:repeat(3,1fr)}.case-grid{grid-template-columns:repeat(2,1fr)}.case-card:nth-child(3n+2){transform:none}.case-card:nth-child(2n){transform:translateY(24px)}.footer{grid-template-columns:1fr 1fr}.back-top{justify-self:end}.footer p{grid-column:1/-1;grid-row:2}.nav-links{gap:18px}}@media(max-width:620px){.shell{width:calc(100% - 32px)}.nav{height:54px}.nav-links,.search-trigger{display:none}.menu-trigger{display:block}.mobile-nav{padding:0 0 14px;gap:21px;font-size:14px}.mobile-nav a{color:var(--muted);text-decoration:none}.hero{padding:52px 0 62px;gap:35px}.hero h1{font-size:48px}.hero-intro{font-size:17px}.hero-media{height:390px;border-radius:22px}.categories{padding:54px 0 70px}.section-heading p,.library-head p{font-size:16px}.category-rail{grid-template-columns:repeat(2,1fr);gap:10px}.category-card{min-height:125px;border-radius:16px}.featured{padding:62px 0 68px}.featured-rail{width:calc(100% - 32px);grid-auto-columns:82%;gap:13px}.feature-card{height:370px}.library{padding:68px 0}.library-head{display:block}.filter-summary{margin-top:18px}.case-grid{grid-template-columns:1fr;gap:14px}.case-card:nth-child(2n){transform:none}.case-info{padding:14px}.footer{display:flex;flex-wrap:wrap;gap:17px;padding:25px 0}.footer p{width:100%;order:3}.back-top{margin-left:auto}.hero-orbit{display:none}}.media-frame{width:100%;height:100%}.brand-mark{position:relative;display:inline-block;flex:none;width:25px;height:25px;overflow:hidden;border-radius:8px;background:linear-gradient(145deg,#343438,#18181a 65%);box-shadow:inset 0 1px 1px #ffffff3d,0 3px 9px #1d1d1f2b;font-size:0}.hero-media,.feature-card{border:0;padding:0;text-align:left}.brand-mark:after{content:"";position:absolute;top:1px;right:1px;bottom:1px;left:1px;border:1px solid rgba(255,255,255,.09);border-radius:7px}.brand-mark i{position:absolute;z-index:1;display:block;height:2px;border-radius:999px;background:linear-gradient(90deg,#fff,#ccd5df);box-shadow:0 0 7px #ffffff40}.brand-mark i:nth-child(1){top:7px;left:6px;width:13px}.brand-mark i:nth-child(2){top:11px;left:11px;width:2px;height:8px;transform:rotate(48deg);transform-origin:top}.brand-mark i:nth-child(3){bottom:6px;left:6px;width:13px}.brand:hover .brand-mark{transform:translateY(-1px) rotate(-2deg);box-shadow:inset 0 1px 1px #ffffff4d,0 6px 14px #1d1d1f33}.brand-mark{transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s ease}.media-fallback{background:radial-gradient(circle at 74% 20%,#3b82f6 0,transparent 24%),linear-gradient(145deg,#19191b,#3b3b40)}.pagination{display:flex;align-items:center;justify-content:center;gap:4px;margin:78px auto 0;width:max-content;max-width:100%;padding:5px;border:1px solid #d2d2d7;border-radius:999px;background:#ffffffd1;box-shadow:0 8px 24px #1d1d1f0f;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.pagination button{min-width:34px;height:34px;border:0;border-radius:50%;background:transparent;color:#1d1d1f;font:14px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;cursor:pointer;transition:background .25s ease,color .25s ease,transform .25s cubic-bezier(.2,.8,.2,1)}.pagination button:not(:disabled):hover{background:#e8e8ed;transform:translateY(-1px)}.pagination button.active{background:#1d1d1f;color:#fff;box-shadow:0 3px 8px #1d1d1f2e}.pagination button:disabled{opacity:.3;cursor:default}.pagination-arrow{font-size:23px!important;line-height:1}.pagination-gap{width:26px;color:#86868b;font-size:12px;letter-spacing:1px;text-align:center}.pagination-jump{display:flex;align-items:center;gap:6px;margin-left:5px;padding-left:10px;border-left:1px solid #d2d2d7;color:#6e6e73;font:13px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif}.pagination-jump input{width:42px;height:30px;border:1px solid #d2d2d7;border-radius:8px;background:#fff;color:#1d1d1f;font:13px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;text-align:center;outline:none}.pagination-jump input:focus{border-color:#0071e3;box-shadow:0 0 0 3px #0071e31f}.pagination-jump input::-webkit-inner-spin-button{-webkit-appearance:none;-moz-appearance:none;appearance:none}.pagination-jump button{min-width:auto;height:30px;padding:0 10px;border-radius:8px;background:#f0f0f2;color:#1d1d1f;font-size:13px}.pagination-jump button:hover{background:#1d1d1f!important;color:#fff}@media(max-width:620px){.pagination{margin-top:48px;gap:2px;flex-wrap:wrap;justify-content:center;border-radius:18px}.pagination button{min-width:32px;height:32px}.pagination-gap{width:18px}.pagination-jump{width:100%;justify-content:center;margin:2px 0 0;padding:7px 0 0;border-top:1px solid #d2d2d7;border-left:0}}.search-dialog{width:min(1240px,calc(100% - 32px));max-height:min(900px,calc(100dvh - 32px))}.search-panel{padding:28px}.search-results{margin-top:18px;max-height:min(680px,calc(100dvh - 200px));overflow:auto}.search-hint,.search-count{margin:0;color:#6e6e73;font-size:13px}.search-count{margin:2px 0 8px;color:#1d1d1f;font-weight:600}.search-result-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.search-result{position:relative;min-width:0;aspect-ratio:1.28;display:block;padding:0;overflow:hidden;border:0;border-radius:18px;background:#1d1d1f;color:#fff;font:15px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;text-align:left;cursor:pointer;box-shadow:0 1px 2px #00000014;transition:transform .46s cubic-bezier(.2,.8,.2,1),box-shadow .46s cubic-bezier(.2,.8,.2,1)}.search-thumb{display:block;width:100%;height:100%;background:#1d1d1f}.search-thumb .media-frame,.search-thumb img,.search-thumb video{width:100%;height:100%;object-fit:cover;display:block;transition:transform .7s cubic-bezier(.2,.8,.2,1),filter .7s ease}.search-result:after{content:"";position:absolute;top:35%;right:0;bottom:0;left:0;background:linear-gradient(transparent,#000000b3);pointer-events:none;transition:opacity .46s ease,inset .46s cubic-bezier(.2,.8,.2,1)}.search-result-label{position:absolute;z-index:1;inset:auto 14px 13px;display:grid;gap:3px;min-width:0;transition:transform .46s cubic-bezier(.2,.8,.2,1)}.search-result-label strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:17px;font-weight:650;letter-spacing:-.03em}.search-result-label small{color:#ffffffc7;font-size:12px}.search-result:hover{transform:translateY(-2px);box-shadow:0 18px 34px #0000002b}.search-result:hover .search-thumb .media-frame,.search-result:hover .search-thumb img,.search-result:hover .search-thumb video{transform:scale(1.045);filter:saturate(1.05) contrast(1.02)}.search-result:hover:after{top:23%;right:0;bottom:0;left:0;opacity:.88}.search-result:hover .search-result-label{transform:translateY(-2px)}.search-result:active{transform:scale(.985);transition-duration:.12s}@media(max-width:620px){.search-dialog{width:calc(100% - 20px)}.search-panel{padding:20px}.search-result-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.search-results{max-height:calc(100dvh - 195px)}.search-result-label{inset:auto 10px 10px}.search-result-label strong{font-size:14px}}.case-preview{cursor:pointer}.case-preview:focus-visible{outline:3px solid #0071e3;outline-offset:-3px}.feature-card{cursor:pointer}.feature-card:focus-visible{outline:3px solid #0071e3;outline-offset:4px}.hero-media:focus-visible{outline:3px solid #0071e3;outline-offset:4px}.case-dialog{width:min(1100px,calc(100% - 32px));height:min(860px,calc(100dvh - 32px));max-height:min(860px,calc(100dvh - 32px));padding:0;overflow:hidden;border:0;border-radius:28px;background:#151517;color:#fff;box-shadow:0 28px 100px #00000073}.case-dialog::backdrop{background:#000000b8;-webkit-backdrop-filter:blur(9px);backdrop-filter:blur(9px)}.case-detail{position:relative;height:100%;min-height:0;display:grid;grid-template-rows:minmax(0,1fr) auto}.detail-media{min-height:0;background:#0d0d0f;overflow:hidden}.detail-media .media-frame,.detail-media video,.detail-media img{width:100%;height:100%;object-fit:contain;display:block}.detail-close{position:absolute;z-index:2;top:18px;right:18px;border:1px solid rgba(255,255,255,.24);border-radius:999px;padding:9px 13px;background:#19191b94;color:#fff;font:14px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);cursor:pointer}.detail-info{display:flex;align-items:center;gap:16px;padding:22px 28px;background:#1d1d1f}.detail-info p{margin:0;font-size:12px;color:#8ab4f8;letter-spacing:.1em;text-transform:uppercase}.detail-info h2{margin:0;font-size:clamp(20px,2.4vw,30px);letter-spacing:-.045em}.detail-copy{margin-left:auto;flex:none;border:0;border-radius:999px;padding:11px 16px;background:#fff;color:#1d1d1f;font:14px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;cursor:pointer}.detail-toast{position:absolute;z-index:3;right:28px;bottom:82px;margin:0;padding:10px 13px;border-radius:999px;background:#fffffff5;color:#1d1d1f;font:13px -apple-system,BlinkMacSystemFont,PingFang SC,sans-serif;box-shadow:0 8px 24px #00000038;opacity:0;transform:translateY(6px);pointer-events:none;transition:.2s}.detail-toast.show{opacity:1;transform:translateY(0)}@media(max-width:620px){.case-dialog{width:100%;height:100dvh;max-height:none;border-radius:0}.case-detail{height:100dvh;min-height:0}.detail-info{padding:18px;flex-wrap:wrap}.detail-info h2{width:100%;order:2}.detail-copy{margin-left:auto}.detail-toast{right:18px;bottom:118px}}