:root{
  --ink:#1d1d1f; --muted:#5c5c61; --soft:#f5f5f7; --line:rgba(0,0,0,.09);
  --accent:#5a49c9; --accent-2:#9d8bff; --dark:#0a0a0c; --radius:26px; --max:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:84px}
h1,h2,h3,h4,p,figcaption,summary{line-break:strict}
.hero h1,.h2,.card h3,.titem h3{text-wrap:balance}
.lede,.card p,.titem p,.step p,.faq p,.bullets li,.row .meta{text-wrap:pretty}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.hero :focus-visible{outline-color:#c3b5ff!important}
.section.dark :focus-visible,.lightbox :focus-visible,.hero :focus-visible{outline-color:#c3b5ff}
.skip{position:absolute;left:-9999px;top:0;background:var(--accent);color:#fff;padding:10px 16px;z-index:999}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip:focus{left:12px;top:12px}
body{margin:0;background:#fff;color:var(--ink);line-height:1.5;
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","PingFang SC","Helvetica Neue","Microsoft YaHei",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.nowrap{white-space:nowrap}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.progress{position:fixed;top:0;left:0;height:2px;width:100%;z-index:300;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));transform:scaleX(0);transform-origin:0 50%}
/* ---------- nav ---------- */
.site-nav{position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(255,255,255,.78);backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid rgba(0,0,0,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:52px;gap:18px}
.brand{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:600;letter-spacing:.01em;white-space:nowrap}
.brand img{width:24px;height:24px}
.nav-links{display:flex;align-items:center;gap:24px;font-size:13px;color:#3a3a3c}
.nav-links a{transition:color .2s}
.nav-links a:hover,.nav-links a[aria-current]{color:#4a3ab5;text-decoration:underline;text-underline-offset:6px}
.nav-cta{padding:11px 20px;min-height:40px;display:inline-flex;align-items:center;border-radius:999px;background:var(--accent);color:#fff;font-size:13px;
  font-weight:500;white-space:nowrap;transition:.25s}
.nav-cta:hover{background:#5a48d6;transform:translateY(-1px)}
.burger{display:none;width:44px;height:44px;min-width:44px;flex-shrink:0;border:1px solid var(--line);border-radius:12px;cursor:pointer;
  align-content:center;justify-items:center;gap:5px;background:none;padding:0;appearance:none}
.burger span{display:block;width:16px;height:1.5px;background:var(--ink);border-radius:2px;transition:.2s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3px) rotate(-45deg)}
.mobile-menu{display:none;border-top:1px solid var(--line);background:rgba(255,255,255,.97);
  padding:8px 24px 18px;font-size:15px;max-height:calc(100vh - 52px);overflow:auto}
.mobile-menu a{display:block;padding:13px 0;border-bottom:1px solid rgba(0,0,0,.05);color:#3a3a3c}
.mobile-menu.open{display:block}
.mobile-menu a[aria-current="page"]{color:var(--accent);font-weight:600}
body.menu-open{overflow:hidden}
@media (max-width:900px){
  .nav-links{display:none}
  .burger{display:grid}
  .nav-cta{margin-left:auto}
}
@media (max-width:340px){
  .brand .brand-text{font-size:13px}
  .nav-cta{display:none}
}
/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:6px;padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:500;transition:transform .25s,background .25s,border-color .25s;border:1px solid transparent}
.btn-light{background:#f5f5f7;color:#0b0b0d}
.btn-light:hover{background:#fff;transform:translateY(-1px)}
.btn-ghost{border-color:rgba(255,255,255,.3);color:#f5f5f7}
.btn-ghost:hover{border-color:#fff;transform:translateY(-1px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000;transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:#5a48d6;transform:translateY(-1px)}
.btn-link{font-size:15px;font-weight:500;color:var(--accent);white-space:nowrap}
.btn-link:hover{text-decoration:underline}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#f5f5f7;
  background:radial-gradient(120% 120% at 82% 0%,#2a1d52 0%,#12101c 42%,#08080a 100%);
  padding:calc(52px + 92px) 0 112px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.eyebrow{color:var(--accent-2);font-size:12px;letter-spacing:.24em;text-transform:uppercase;font-weight:600;margin:0 0 16px}
.hero h1{font-size:clamp(40px,6vw,76px);line-height:1.04;letter-spacing:-.02em;margin:0 0 22px;font-weight:700;text-wrap:balance}
.hero h1 .thin{color:#a9a9b4;font-weight:600}
.hero .lede{max-width:620px;color:#b9b9c4;font-size:clamp(16px,1.8vw,20px);line-height:1.65;margin:0}
.hero-actions{margin-top:34px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note a{color:#b9a8ff;text-decoration:underline;text-underline-offset:2px}
.source-link{color:var(--accent);text-decoration:underline;text-underline-offset:2px;white-space:nowrap}
.hero-note{margin-top:22px;font-size:12px;color:#8b8b96}
.hero-visual{position:relative;display:grid;place-items:center;min-height:340px}
.hero-visual .orbit{position:absolute;border:1px solid rgba(255,255,255,.13);border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%)}
.hero-visual .orbits{position:absolute;inset:0;pointer-events:none}
.hero-visual.lockup .orbits{transform:translateY(-15.6%)}
.hero-visual .o1{width:260px;height:260px}
.hero-visual .o2{width:360px;height:360px;border-style:dashed;opacity:.65}
.hero-visual .o3{width:470px;height:470px;opacity:.32}
.hero-visual .img{position:relative;z-index:2;width:170px;filter:drop-shadow(0 24px 60px rgba(0,0,0,.55))}
.hero-visual .img.wide{width:min(380px,86%)}
.hero-visual.lockup{min-height:300px}
.chip{position:absolute;z-index:3;padding:7px 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.06);color:#d9d9e2;font-size:12px;letter-spacing:.06em;backdrop-filter:blur(6px)}
.chip.a{top:14%;left:6%}
.chip.b{bottom:16%;right:4%}
.chip.c{bottom:34%;left:0}
@media (max-width:900px){
  .section{padding:64px 0}
  .hero{padding-top:calc(52px + 56px);padding-bottom:60px}
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .hero-visual{min-height:200px}
  .hero-visual .o3{width:250px;height:250px}
  .hero-visual .o2{width:200px;height:200px}
  .hero-visual .o1{width:160px;height:160px}
  .hero-visual .img{width:96px}
  .hero-visual .img.wide{width:min(240px,64%)}
  .hero-visual.lockup{min-height:210px}
  .hero-visual .chip{font-size:10px;padding:5px 10px}
}
/* ---------- sections ---------- */
.section{padding:104px 0}
.section.soft{background:var(--soft)}
.section.dark{background:var(--dark);color:#f5f5f7}
.kicker{color:var(--accent);font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-weight:600;margin:0 0 14px}
.section.dark .kicker{color:var(--accent-2)}
.h2{font-size:clamp(30px,4.4vw,54px);line-height:1.1;letter-spacing:-.015em;margin:0 0 18px;font-weight:700}
.section.dark .h2{color:#f5f5f7}
.lede{max-width:660px;color:var(--muted);font-size:clamp(16px,1.7vw,19px);line-height:1.65;margin:0 0 40px}
.section-lede{max-width:72ch;color:#94949b;font-size:12px;line-height:1.65;margin:10px 0 22px;font-weight:400}
.section.dark .section-lede{color:#a3a3ad}
.section.dark .lede{color:#a9a9b6}
/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{padding:6px 0}
.stat .n{font-size:clamp(30px,4vw,46px);font-weight:700;letter-spacing:-.02em;line-height:1.1}
.stat .l{white-space:nowrap;color:var(--muted);font-size:13px;margin-top:6px}
.stat .s{color:var(--accent);font-size:12px;margin-top:2px}
@media (max-width:760px){.stats{grid-template-columns:1fr 1fr;gap:24px 18px}}
/* grid & cards */
.grid{display:grid;gap:18px}
.grid-note{margin:26px 0 0;color:var(--muted);font-size:14px}
.grid-note a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.c2{grid-template-columns:repeat(2,1fr)}
.c3{grid-template-columns:repeat(3,1fr)}
.c4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.c4{grid-template-columns:repeat(2,1fr)}.c3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.c2,.c3,.c4{grid-template-columns:1fr}}
.card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 28px;transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s}
.card:hover{transform:translateY(-4px);box-shadow:0 22px 60px rgba(0,0,0,.09)}
.section.soft .card{background:#fff}
.section.dark .card{background:#131318;border-color:rgba(255,255,255,.09)}
.card .tag{display:inline-block;font-size:11px;letter-spacing:.08em;color:var(--accent);
  background:rgba(90,73,201,.12);border-radius:999px;padding:4px 10px;margin-bottom:14px}
.section.dark .card .tag{color:var(--accent-2);background:rgba(157,139,255,.12)}
.card h3{word-break:keep-all;overflow-wrap:anywhere;font-size:20px;letter-spacing:-.01em;margin:0 0 10px;font-weight:600}
.card p{color:var(--muted);font-size:14.5px;line-height:1.65;margin:0}
.section.dark .card p{color:#a9a9b6}
.card .more{display:inline-block;margin-top:18px;font-size:14px;font-weight:500;color:var(--accent)}
.section.dark .card .more{color:var(--accent-2)}
.card-link{display:block}
/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split>*{min-width:0}
.split.rev .txt{order:2}
.split .txt h2{margin-bottom:18px}
.split .txt p.big{font-size:clamp(16px,1.8vw,19px);line-height:1.7;color:var(--muted)}
.section.dark .split .txt p.big{color:#a9a9b6}
.bullets{list-style:none;padding:0;margin:26px 0 0}
.bullets li{position:relative;padding-left:24px;margin:0 0 14px;color:var(--muted);font-size:15px;line-height:1.6}
.bullets li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--accent)}
.section.dark .bullets li{color:#a9a9b6}
.section.dark .bullets li::before{background:var(--accent-2)}
.aside-card{background:linear-gradient(145deg,#15121f,#0b0b0f);border-radius:var(--radius);padding:38px;
  color:#f5f5f7;box-shadow:0 30px 80px rgba(20,10,50,.25)}
.section.soft .aside-card{background:linear-gradient(145deg,#1a1727,#0b0b0f)}
.aside-card .big{font-size:24px;font-weight:600;letter-spacing:-.01em;margin:0 0 10px}
@media (max-width:560px){.aside-card .big{font-size:20px}.aside-card p{text-wrap:pretty}}
.aside-card p{text-wrap:balance;color:#b4b4c2;font-size:14.5px;line-height:1.65;margin:0}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:32px}.split.rev .txt{order:0}}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{padding:26px 22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.section.soft .step{background:#fff}
.section.dark .step{background:#131318;border-color:rgba(255,255,255,.09)}
.step .n{color:var(--accent);font-size:12px;letter-spacing:.14em;font-weight:600}
.step h3{margin:12px 0 8px;font-size:17px;font-weight:600}
.step p{margin:0;color:var(--muted);font-size:14px;line-height:1.6}
.section.dark .step p{color:#a9a9b6}
@media (max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
/* resource rows */
.rows{border-top:1px solid var(--line)}
.row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 4px;
  border-bottom:1px solid var(--line);font-size:15px}
.row .name{font-weight:500}
.row .meta{color:var(--muted);font-size:13px;margin-top:4px}
.row .state{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px;white-space:nowrap}
.row .state.ready{color:var(--accent);border-color:rgba(108,92,231,.35)}
a.row{cursor:pointer}
a.row:hover .name{color:var(--accent)}
a.row:hover .state.ready{border-color:var(--accent)}
.section.dark .rows,.section.dark .row{border-color:rgba(255,255,255,.1)}
.section.dark .row .meta{color:#8f8f9c}
.section.dark .row .state{color:#a9a9b6;border-color:rgba(255,255,255,.14)}
/* formula */
.formula{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px;overflow-x:auto;white-space:nowrap;min-width:0;max-width:100%;
  font-family:"SF Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14.5px;line-height:1.9;color:#2c2c30;
  overflow-x:auto}
.section.soft .formula{background:#fff}
.section.dark .formula{background:#111116;border-color:rgba(255,255,255,.1);color:#d5d5df}
.formula .c{color:var(--muted);white-space:normal}
/* showcase */
.showcase{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.tile{position:relative;overflow:hidden;border-radius:var(--radius);min-height:0;aspect-ratio:3/2;color:#fff;
  display:flex;align-items:flex-end;padding:26px;text-decoration:none}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.9}
.tile .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.18),rgba(0,0,0,.82))}
.tile .cap{position:relative;z-index:2}
.tile .cap b{font-size:19px;display:block;margin-bottom:6px;text-shadow:0 2px 14px rgba(0,0,0,.75)}
.tile .cap span{font-size:13px;color:rgba(255,255,255,.88);text-shadow:0 2px 10px rgba(0,0,0,.7)}
.tile.g1{background:linear-gradient(140deg,#3d2f7a,#101018)}
.tile.g2{background:linear-gradient(140deg,#1f4a5f,#0b0f12)}
.tile.g3{background:linear-gradient(140deg,#4b2f3c,#0d0b0e)}
@media (max-width:640px){.showcase{grid-template-columns:1fr}.tile{aspect-ratio:16/10}}
/* cta */
.cta{text-align:center}
.cta .h2{max-width:760px;margin:0 auto 18px}
.cta .lede{margin:0 auto 34px}
.cta-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
/* timeline */
.timeline{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.titem{display:flex;gap:22px;padding:24px 26px;border:1px solid var(--line);border-radius:22px;background:#fff}
.section.dark .titem{background:#131318;border-color:rgba(255,255,255,.09)}
.ty{font-size:26px;font-weight:700;letter-spacing:-.02em;color:var(--accent);min-width:66px;line-height:1.2}
.section.dark .ty{color:var(--accent-2)}
.titem h3{margin:0 0 6px;font-size:16px;font-weight:600}
.titem p{margin:0;color:var(--muted);font-size:14px;line-height:1.65}
.section.dark .titem p{color:#a9a9b6}
.timeline .titem:last-child:nth-child(odd){grid-column:span 2}
@media (max-width:900px){.timeline{grid-template-columns:1fr}.timeline .titem:last-child:nth-child(odd){grid-column:auto}.titem{flex-direction:column;gap:6px}}
/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:20px 2px}
.faq summary{cursor:pointer;font-size:16px;font-weight:500;list-style:none;display:flex;justify-content:space-between;gap:20px;padding:12px 0;min-height:44px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:20px;line-height:1;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--muted);font-size:14.5px;line-height:1.7;margin:12px 0 0;max-width:760px}
/* swatches */
.swatches{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.swatch{border-radius:18px;border:1px solid var(--line);overflow:hidden;background:#fff}
.swatch .color{height:92px}
.swatch .info{padding:12px 14px;font-size:12px;color:var(--muted)}
.swatch .info b{display:block;color:var(--ink);font-size:13px;margin-bottom:2px}
@media (max-width:640px){.swatches{grid-template-columns:repeat(2,1fr)}}
/* footer */
footer{background:#fff;border-top:1px solid var(--line);padding:72px 0 36px;font-size:13px;color:#5c5c61}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand img{width:30px;height:30px;margin-bottom:14px}
.footer-brand b{display:block;color:var(--ink);font-size:15px;margin-bottom:10px;white-space:nowrap}
.footer-brand p{margin:0;line-height:1.7;max-width:300px}
.footer-brand .footer-slogan{margin-top:6px;color:var(--accent);font-size:12px;letter-spacing:.06em;white-space:nowrap}
.footer-col .footer-h{margin:0 0 14px;color:var(--ink);font-size:13px;font-weight:600}
.footer-col a{display:block;margin:0 0 4px;padding:7px 0;color:var(--muted)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:52px;padding-top:22px;border-top:1px solid var(--line);font-size:12px;color:#6b6b70}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
@media (max-width:900px){.section{padding:64px 0}}
/* gallery */
.gallery-filters{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 30px}
.filter-btn{appearance:none;border:1px solid var(--line);background:#fff;color:var(--muted);
  font:inherit;font-size:13px;padding:10px 16px;min-height:44px;border-radius:999px;cursor:pointer;transition:.2s}
.filter-btn:hover{border-color:var(--accent);color:var(--accent)}
.filter-btn.active{background:var(--ink);border-color:var(--ink);color:#fff}
.section.dark .filter-btn{background:#131318;border-color:rgba(255,255,255,.12);color:#b4b4c2}
.section.dark .filter-btn.active{background:#f5f5f7;border-color:#f5f5f7;color:#0b0b0d}
.gallery{display:block;columns:3;column-gap:14px}
.shot{margin:0 0 14px;position:relative;overflow:visible;border-radius:18px;background:transparent;min-width:0;display:block;break-inside:avoid}
.shot-btn{display:block;width:100%;padding:0;border:0;background:none;cursor:zoom-in;border-radius:18px;overflow:hidden;text-decoration:none}
.shot img{width:100%;height:auto;aspect-ratio:auto;object-fit:cover;display:block;transition:transform .55s cubic-bezier(.2,.7,.2,1)}
.shot:hover img{transform:scale(1.045)}
.shot.wide img{object-fit:cover;background:transparent}
.shot.wide:hover img{transform:none}
.shot figcaption{margin-top:auto;overflow-wrap:anywhere;text-wrap:balance;position:static;left:auto;right:auto;bottom:auto;padding:8px 2px 8px;color:#5c5c61;font-size:13px;pointer-events:none;word-break:keep-all;
  background:none;opacity:1}
.photo-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.photo-strip.four{grid-template-columns:repeat(4,1fr)}
.photo-strip.two{grid-template-columns:repeat(2,1fr)}
.photo-strip a{display:block;background:transparent}
.photo-strip img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;display:block;transition:transform .5s;background:#e9e9ee;border-radius:18px}
.photo-strip a:hover img{transform:scale(1.03)}
.photo-cap{display:block;padding:10px 2px 0;font-size:13px;color:#5c5c61;line-height:1.5;word-break:keep-all}
.section.dark .photo-cap{color:#b4b4c2}
.section.dark a.btn-link{color:#c3b5ff}

@media (max-width:900px){.gallery{columns:2}.photo-strip,.photo-strip.four{grid-template-columns:repeat(2,1fr)}}
@media (max-width:375px){.gallery-filters{gap:8px}.filter-btn{padding:8px 11px;font-size:12px}}
@media (max-width:360px){.hero h1{font-size:32px}.h2{font-size:27px}.nav-cta{display:none}.nav-inner{gap:10px}}
@media (max-width:560px){.formula{padding:16px;font-size:13px}}
@media (hover:none){.shot figcaption{display:block;position:static;opacity:1;background:none;color:#5c5c61;padding:8px 2px 8px;font-size:13px;line-height:1.5}}
@media (max-width:560px){.gallery{column-gap:10px}.photo-strip{grid-template-columns:repeat(2,1fr)}
  .shot figcaption{display:block;position:static;opacity:1;background:none;color:#5c5c61;padding:8px 2px 8px;font-size:13px;line-height:1.5}}
/* lightbox */
.lightbox{position:fixed;inset:0;z-index:500;display:flex;align-items:center;justify-content:center;
  background:rgba(8,8,10,.995);padding:28px}
.lightbox[hidden]{display:none}
.lb-figure{display:flex;flex-direction:column;align-items:center;gap:12px;max-width:94vw;max-height:88vh}
.lightbox img{max-width:min(1180px,94vw);max-height:78vh;border-radius:12px;box-shadow:0 30px 90px rgba(0,0,0,.6)}
.lb-figure .lb-cap{position:static;max-width:80vw;text-align:center;color:#c9c9d2;font-size:13px;line-height:1.5}
.lb-hint{display:none}
.lb-close,.lb-prev,.lb-next{position:absolute;appearance:none;border:1px solid rgba(255,255,255,.2);
  background:rgba(20,20,26,.6);color:#fff;border-radius:999px;cursor:pointer;font:inherit;
  width:44px;height:44px;display:grid;place-items:center;font-size:18px;transition:.2s}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.14)}
.lb-close{top:20px;right:20px}
.lb-prev{left:18px;top:calc(50% - 20px);transform:translateY(-50%)}
.lb-next{right:18px;top:calc(50% - 20px);transform:translateY(-50%)}
.lb-count{color:#b4b4c2;font-size:12px;pointer-events:none;text-align:center}
.shot-btn:focus-visible{outline:3px solid var(--accent);outline-offset:-3px;border-radius:18px}
@media (max-width:640px){
  .lb-close{top:12px;right:12px}
  .lb-prev,.lb-next{top:auto;bottom:14px;display:grid;width:44px;height:44px}
  .lb-prev{left:14px}.lb-next{right:14px}

  .lb-figure .lb-cap{font-size:13px}
  .lb-hint{display:block;color:#8f8f9c;font-size:12px;margin:0}
}
@media (max-height:560px){
  .lightbox{flex-direction:column;gap:6px;padding:56px 8px 8px}
  .lightbox img{max-height:calc(100vh - 160px)}
  .lb-close{top:8px;right:8px}
  .lb-figure{max-height:calc(100vh - 56px)}
  .lb-cap{position:static;padding:2px 0;font-size:12px}
  .lb-hint{display:none}
  .lb-count{position:fixed;top:8px;left:8px;background:rgba(0,0,0,.55);padding:3px 9px;border-radius:999px}
}
/* reduced motion */
@media (prefers-reduced-motion:reduce){
  .shot img,.photo-strip img,.tile img{transition:none}
  .shot:hover img,.photo-strip a:hover img,.tile:hover img{transform:none}
  .reveal{opacity:1!important;transform:none!important}
  .btn,.nav-cta,.card{transition:none}
  .btn:hover,.nav-cta:hover,.card:hover{transform:none}
}
.code{overflow-x:auto;white-space:nowrap}
/* editorial photos */
.inline-fig{margin:34px 0 0;padding:0}
.inline-fig img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:16px;border:1px solid var(--line);display:block;background:#f2f2f6}
.inline-fig figcaption{font-size:12.5px;color:var(--muted);margin-top:8px;text-align:center;line-height:1.6}
.inline-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:34px 0 0}
.inline-pair .inline-fig{margin:0}
@media (max-width:640px){.inline-pair{grid-template-columns:1fr}}
/* tutorial */
.tutorial{max-width:900px;margin:0 auto;color:#2a2a2e;font-size:15px;line-height:1.85;word-break:normal}
.tutorial h2{font-size:clamp(24px,3vw,32px);line-height:1.25;margin:64px 0 18px;padding-top:22px;border-top:1px solid var(--line);letter-spacing:-.01em;text-wrap:balance}
.tutorial h3{font-size:clamp(18px,2.2vw,22px);line-height:1.35;margin:40px 0 12px;letter-spacing:-.005em;text-wrap:balance}
.tutorial p{margin:0 0 18px}
.tutorial ul,.tutorial ol{padding-left:24px;margin:0 0 18px}
.tutorial li{margin:6px 0}
.tutorial a{color:var(--accent);text-decoration:underline;text-underline-offset:2px}
.tutorial code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;background:#f2f2f6;padding:2px 6px;border-radius:6px;color:#3a3a42;word-break:break-word}
.tutorial pre{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.codeblock{position:relative;margin:18px 0 28px}
.codeblock pre{background:#0f0f14;color:#e8e8f0;border-radius:14px;padding:18px 20px;overflow-x:auto;font-size:12.5px;line-height:1.7;margin:0;-webkit-overflow-scrolling:touch}
.codeblock pre code{background:none;color:inherit;padding:0;font-size:inherit;border-radius:0}
.codeblock .copy{position:absolute;top:10px;right:10px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#d8d8e2;border-radius:8px;padding:4px 10px;font-size:11px;cursor:pointer;font-family:inherit;transition:.2s}
.codeblock .copy:hover{background:rgba(255,255,255,.16)}
.table-wrap{overflow-x:auto;margin:18px 0 28px;border:1px solid var(--line);border-radius:14px;-webkit-overflow-scrolling:touch}
.table-wrap table{border-collapse:collapse;width:100%;font-size:13.5px;min-width:520px}
.table-wrap th,.table-wrap td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table-wrap th{background:#f7f7fa;font-weight:600;white-space:nowrap}
.table-wrap tr:last-child td{border-bottom:0}
.tutorial blockquote{margin:18px 0 24px;padding:14px 18px;border-radius:0 12px 12px 0;background:#f7f7fa;border-left:3px solid var(--accent);font-size:14px;color:#3a3a42}
.tutorial blockquote p:last-child{margin-bottom:0}
.tutorial blockquote.warn{background:#fff8ec;border-left-color:#d97706}
.tutorial blockquote.info{background:#eef4ff;border-left-color:#2563eb}
.tutorial blockquote.quote{background:#f7f5ff;border-left-color:#7c5cff}
.tutorial blockquote.goal{background:#eefaf1;border-left-color:#15803d}
.tutorial blockquote.ok{background:#effaf2;border-left-color:#15803d}
.tutorial blockquote.deep{background:#f3f4f8;border-left-color:#6b7280}
.tutorial blockquote.danger{background:#fdf0ee;border-left-color:#c0392b}
.fig{margin:22px 0 30px}
.fig img{width:100%;height:auto;border-radius:14px;border:1px solid var(--line);display:block;background:#f7f7fa}
.fig figcaption{font-size:12.5px;color:var(--muted);margin-top:8px;text-align:center;line-height:1.6}
.legend{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--muted);margin:0 0 26px}
.legend b{margin-right:4px;color:var(--ink)}
.legend span{background:#f2f2f6;border-radius:999px;padding:3px 10px}
.tutorial hr{border:0;border-top:1px solid var(--line);margin:38px 0}
@media (max-width:640px){
  .tutorial{font-size:14.5px;line-height:1.8}
  .tutorial h2{margin-top:48px}
  .codeblock pre{font-size:11.5px;padding:14px 16px}
  .table-wrap table{font-size:12.5px;min-width:460px}
}
/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .progress{display:none}
}