/* abdullahanxie: clean cinematic design for /, /engineering/, /art/.
   Dark, calm, editorial. Big media, serif headlines, thin rules. No gimmicks. */
:root {
  --bg: #0c0c0d; --bg-2: #141416; --fg: #ecebe7; --muted: #98958e; --line: rgba(236,235,231,.12);
  --accent: #d8b98a;
  --serif: "Instrument Serif", "Times New Roman", Georgia, serif;
  --sans: "Inter", "Segoe UI", system-ui, sans-serif;
  --gutter: clamp(20px, 5vw, 72px); --max: 1320px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 400 1rem/1.7 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
.wrap { width: min(var(--max), 100% - 2 * var(--gutter)); margin-inline: auto; }

/* nav */
.nav { position: fixed; inset: 0 0 auto; z-index: 50; display: flex; align-items: center; gap: clamp(14px, 2.4vw, 34px);
  padding: 14px var(--gutter); background: rgba(12,12,13,.84); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line); }
.nav .brand { margin-right: auto; font: 400 1.35rem/1 var(--serif); letter-spacing: .01em; white-space: nowrap; }
.nav a.l { font-size: .86rem; color: rgba(236,235,231,.78); letter-spacing: .02em; white-space: nowrap; transition: color .2s; }
.nav a.l:hover, .nav a.l[aria-current="page"] { color: var(--fg); }
.nav a.l[aria-current="page"] { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.nav a.cta { font-size: .86rem; border: 1px solid rgba(236,235,231,.4); padding: 8px 16px; border-radius: 999px; white-space: nowrap; transition: background .2s, color .2s; }
.nav a.cta:hover { background: var(--fg); color: var(--bg); }
@media (max-width: 720px) {
  .nav { flex-wrap: wrap; gap: 0 4px; padding: 10px 16px 4px; }
  .nav .brand { order: 1; flex: 1 1 calc(100% - 140px); width: auto; font-size: 1.25rem; padding: 8px 0; }
  .nav a.cta { order: 2; padding: 9px 14px; }
  .nav a.l { order: 3; padding: 11px 10px 11px 0; margin-right: 10px; font-size: .9rem; }
}

/* type */
h1, h2, h3 { margin: 0; font-weight: 400; }
.display { font: 400 clamp(3.4rem, 10vw, 9rem)/.92 var(--serif); letter-spacing: -.02em; }
h2 { font: 400 clamp(2.2rem, 4.6vw, 3.8rem)/1.02 var(--serif); letter-spacing: -.01em; }
h3 { font: 400 1.55rem/1.15 var(--serif); }
em { font-style: italic; color: var(--accent); }
.label { font-size: .74rem; letter-spacing: .22em; text-transform: uppercase; color: var(--muted); }
.lede { font-size: clamp(1.05rem, 1.4vw, 1.22rem); color: #cfccc5; max-width: 60ch; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }

/* hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; }
.hero video, .hero img.bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(12,12,13,.15) 0%, rgba(12,12,13,.1) 45%, rgba(12,12,13,.9) 100%); }
.hero .wrap { position: relative; z-index: 2; padding-bottom: clamp(40px, 8vh, 90px); }
.hero .roles { margin-top: 18px; font-size: clamp(.95rem, 1.3vw, 1.1rem); color: #dedbd4; letter-spacing: .02em; }
.hero .roles span + span::before { content: "·"; margin: 0 .6em; color: var(--accent); }
.page-head { padding: clamp(130px, 18vh, 190px) 0 clamp(36px, 5vw, 60px); }
.page-head .lede { margin-top: 22px; }

/* sections */
section { padding: clamp(70px, 10vw, 140px) 0; border-top: 1px solid var(--line); }
.hero + section, .page-head + .wide { border-top: 0; }
.sec-head { display: grid; grid-template-columns: 1fr 1.3fr; gap: clamp(20px, 4vw, 70px); align-items: end; margin-bottom: clamp(30px, 4.5vw, 60px); }
.sec-head .label { display: block; margin-bottom: 14px; }
.sec-head p { margin: 0; color: #cfccc5; max-width: 58ch; }
@media (max-width: 860px) { .sec-head { grid-template-columns: 1fr; } }

.intro { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(28px, 5vw, 90px); }
.intro .statement { font: 400 clamp(1.9rem, 3.4vw, 2.9rem)/1.18 var(--serif); }
.facts { list-style: none; margin: 26px 0 0; padding: 0; border-top: 1px solid var(--line); }
.facts li { display: grid; grid-template-columns: 9em 1fr; gap: 14px; padding: 13px 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.facts li span:first-child { color: var(--muted); }
@media (max-width: 860px) { .intro { grid-template-columns: 1fr; } }

/* media */
.frame { position: relative; overflow: hidden; background: var(--bg-2); }
.frame img, .frame video { width: 100%; height: 100%; object-fit: cover; }
.cap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 20px; margin-top: 14px; font-size: .9rem; }
.cap b { font: 400 1.25rem/1.3 var(--serif); }
.cap span { color: var(--muted); }
.wide .frame { aspect-ratio: 21 / 9; }
@media (max-width: 720px) { .wide .frame { aspect-ratio: 16 / 10; } }

/* youtube (click to load) */
.yt { display: block; position: relative; aspect-ratio: 16 / 9; background: #000; overflow: hidden; }
.yt img { width: 100%; height: 100%; object-fit: cover; transition: opacity .3s; }
.yt:hover img { opacity: .85; }
.yt .playbtn { position: absolute; left: 50%; top: 50%; translate: -50% -50%; width: 84px; height: 84px; border-radius: 50%; border: 1px solid rgba(255,255,255,.8);
  background: rgba(12,12,13,.35); backdrop-filter: blur(4px); display: grid; place-items: center; }
.yt .playbtn svg { width: 26px; margin-left: 4px; color: #fff; }
iframe.ytf { width: 100%; aspect-ratio: 16 / 9; border: 0; display: block; }

/* paths */
.paths { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(14px, 1.8vw, 24px); }
.path .frame { aspect-ratio: 3 / 4; }
.path .frame img { transition: transform 1s cubic-bezier(.2,.7,.2,1); }
.path:hover .frame img { transform: scale(1.03); }
.path h3 { margin-top: 18px; font-size: 1.9rem; }
.path p { color: var(--muted); font-size: .95rem; margin: 6px 0 0; max-width: 36ch; }
.path .more { display: inline-block; margin-top: 12px; font-size: .88rem; border-bottom: 1px solid currentColor; padding-bottom: 2px; }
@media (max-width: 860px) { .paths { grid-template-columns: 1fr; } .path .frame { aspect-ratio: 4 / 3; } }

/* work list */
.rows { border-top: 1px solid var(--line); }
.row { display: grid; grid-template-columns: 3.4em 1.6fr 1fr auto; gap: 18px; align-items: baseline; padding: 22px 0; border-bottom: 1px solid var(--line); transition: padding .3s, color .2s; }
a.row:hover { padding-left: 10px; }
a.row:hover h3 { color: var(--accent); }
.row .n { color: var(--muted); font-size: .85rem; font-variant-numeric: tabular-nums; }
.row .k { color: var(--muted); font-size: .9rem; }
.row .go { font-size: .9rem; color: var(--muted); }
@media (max-width: 760px) { .row { grid-template-columns: 2.4em 1fr; } .row .k, .row .go { grid-column: 2; } }

/* galleries */
.grid { display: grid; gap: clamp(10px, 1.4vw, 18px); }
.g2 { grid-template-columns: repeat(2, 1fr); } .g3 { grid-template-columns: repeat(3, 1fr); } .g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .g3, .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }
.tall { aspect-ratio: 3 / 4; } .sq { aspect-ratio: 1; } .land { aspect-ratio: 16 / 10; } .cine { aspect-ratio: 16 / 9; }
.span2 { grid-column: span 2; }
@media (max-width: 560px) { .span2 { grid-column: auto; } }
figure { margin: 0; }
figcaption { margin-top: 10px; font-size: .85rem; color: var(--muted); }

/* stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat { padding: 26px 22px 26px 0; }
.stat + .stat { border-left: 1px solid var(--line); padding-left: 22px; }
.stat b { display: block; font: 400 clamp(2.4rem, 4vw, 3.4rem)/1 var(--serif); color: var(--accent); }
.stat span { display: block; margin-top: 10px; color: var(--muted); font-size: .9rem; }
@media (max-width: 760px) { .stats { grid-template-columns: 1fr 1fr; } .stat:nth-child(3) { border-left: 0; padding-left: 0; } .stat:nth-child(n+3) { border-top: 1px solid var(--line); } }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(26px, 5vw, 80px); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.cards > div { padding: 28px 26px 30px 0; border-bottom: 1px solid var(--line); }
.cards > div:not(:nth-child(3n+1)) { padding-left: 26px; border-left: 1px solid var(--line); }
.cards p { color: var(--muted); font-size: .95rem; margin: 10px 0 0; }
.cards .label { display: block; margin-bottom: 12px; }
@media (max-width: 860px) { .cards { grid-template-columns: 1fr; } .cards > div:not(:nth-child(3n+1)) { padding-left: 0; border-left: 0; } }

/* links */
.links { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.links a { padding: 20px 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; gap: 12px; align-items: baseline; padding-right: 20px; }
.links a b { font: 400 1.3rem/1.2 var(--serif); }
.links a span { color: var(--muted); font-size: .85rem; word-break: break-all; text-align: right; }
.links a:hover b { color: var(--accent); }
@media (max-width: 900px) { .links { grid-template-columns: 1fr; } .links a { padding-right: 0; } }

/* faq */
.faq details { border-bottom: 1px solid var(--line); padding: 20px 0; }
.faq details:first-child { border-top: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; font: 400 1.45rem/1.3 var(--serif); display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-family: var(--sans); }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 12px 0 0; color: #cfccc5; max-width: 75ch; }

footer { border-top: 1px solid var(--line); padding: 44px 0 60px; font-size: .88rem; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 30px; }
footer a:hover { color: var(--fg); }
.span2 .frame.land { aspect-ratio: 33 / 10; }
@media (max-width: 900px) { .span2 .frame.land { aspect-ratio: 16 / 10; } }

/* natural-ratio gallery (photos keep their own proportions, never cropped) */
.masonry { columns: 3 280px; column-gap: clamp(10px, 1.4vw, 18px); }
.masonry figure { break-inside: avoid; margin: 0 0 clamp(10px, 1.4vw, 18px); }
.masonry img { width: 100%; height: auto; background: var(--bg-2); }

/* NMPC feature: sticky role column + justified photo rows (equal heights, natural ratios, no cropping) */
.nmpc { display: grid; grid-template-columns: minmax(280px, .8fr) 1.6fr; gap: clamp(28px, 4.5vw, 80px); align-items: start; }
.nmpc-side { position: sticky; top: 110px; }
.nmpc-photos { display: grid; gap: clamp(10px, 1.4vw, 18px); }
.jrow { display: flex; gap: clamp(10px, 1.4vw, 18px); align-items: flex-start; }
.jrow figure { flex-basis: 0; min-width: 0; margin: 0; }
.jrow img { width: 100%; height: auto; display: block; background: var(--bg-2); }
@media (max-width: 900px) { .nmpc { grid-template-columns: 1fr; } .nmpc-side { position: static; } }
@media (max-width: 560px) { .jrow { flex-wrap: wrap; } .jrow figure { flex: 1 1 100% !important; } }

/* background/loop videos: never show the browser's own play button (phones in low-power mode, autoplay blocked) */
video:not([controls])::-webkit-media-controls,
video:not([controls])::-webkit-media-controls-panel,
video:not([controls])::-webkit-media-controls-overlay-play-button,
video:not([controls])::-webkit-media-controls-start-playback-button { display: none !important; -webkit-appearance: none; opacity: 0; }
video:not([controls]) { pointer-events: none; }

/* phones */
@media (max-width: 720px) {
  .page-head { padding-top: 150px; }
  .hero .wrap { padding-bottom: 48px; }
  .hero .roles span + span::before { margin: 0 .45em; }
  section { padding: 64px 0; }
  .path .frame { aspect-ratio: 4 / 5; }
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .facts li { grid-template-columns: 7.5em 1fr; }
  .row { padding: 18px 0; }
  .links a { padding: 16px 0; }
  .yt .playbtn { width: 64px; height: 64px; }
  footer span a { display: inline-block; padding: 6px 0; }
}
.hero .roles span { white-space: nowrap; display: inline-block; }