/* yorben.me — silver & glass
   Light, faintly warm metallic greys (sampled from the silver iPhone 17 Pro),
   frosted glass over a softly lit page, big light type, colour only per project. */

:root {
  --page: #F4F4F2;
  --silver-hi: #EEEEEC;
  --silver: #DCDCDA;
  --silver-lo: #C3C3C1;

  --ink: #1C1C1E;
  --ink-soft: #3A3A3C;
  --muted: #6B6B70;
  --hairline: rgba(28, 28, 30, 0.08);

  --glass: rgba(255, 255, 255, 0.52);
  --glass-strong: rgba(255, 255, 255, 0.74);
  --edge: rgba(255, 255, 255, 0.9);
  --mint: #2FCF96;

  --r-xl: 32px;
  --r-lg: 24px;
  --r-md: 18px;

  --shadow-card: 0 1px 1px rgba(20, 20, 30, 0.03), 0 10px 30px rgba(20, 20, 30, 0.06), 0 30px 80px rgba(20, 20, 30, 0.05);
  --shadow-shot: 0 1px 2px rgba(20, 20, 30, 0.08), 0 12px 32px rgba(20, 20, 30, 0.14), 0 40px 90px rgba(20, 20, 30, 0.12);

  --spring: cubic-bezier(0.16, 1, 0.3, 1);
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);

  --font: 'Geist', -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', sans-serif;
  --mono: 'Geist Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; background: var(--page); }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--page);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; border-radius: 8px; }
::selection { background: rgba(28, 28, 30, 0.12); }

.shell { width: min(1200px, 100% - 32px); margin-inline: auto; }
@media (min-width: 768px) { .shell { width: min(1200px, 100% - 64px); } }

/* ---------- Atmosphere: one soft light source, top left ---------- */
.atmosphere {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(60% 50% at 12% 0%, rgba(255, 255, 255, 0.95), transparent 70%),
    radial-gradient(45% 40% at 92% 8%, rgba(214, 224, 240, 0.55), transparent 70%),
    radial-gradient(50% 45% at 80% 100%, rgba(240, 228, 214, 0.5), transparent 70%),
    linear-gradient(180deg, #F7F7F5 0%, var(--page) 40%, #EFEFED 100%);
}
.grain {
  position: fixed; inset: -50%; z-index: 100; pointer-events: none; opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Glass ---------- */
.glass {
  background: var(--glass);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  backdrop-filter: blur(24px) saturate(1.5);
  border: 1px solid var(--edge);
  box-shadow: var(--shadow-card), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

/* ---------- Buttons & chips ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 22px; border-radius: 999px; border: 0;
  font-size: 15px; font-weight: 500; letter-spacing: -0.005em; white-space: nowrap;
  cursor: pointer; transition: transform 0.3s var(--spring), background 0.2s, box-shadow 0.3s;
}
.btn:active { transform: scale(0.97); }
.btn-sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn-ink { background: var(--ink); color: #fff; box-shadow: 0 6px 18px rgba(20, 20, 30, 0.18); }
.btn-ink:hover { background: #000; transform: translateY(-1px); }
.btn-glass {
  background: rgba(255, 255, 255, 0.62); color: var(--ink);
  border: 1px solid var(--edge); box-shadow: 0 2px 10px rgba(20, 20, 30, 0.05);
}
.btn-glass:hover { background: #fff; transform: translateY(-1px); }

.chip, .chips li {
  display: inline-flex; align-items: center; height: 32px; padding: 0 14px;
  border-radius: 999px; font-size: 14px; color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.6); border: 1px solid var(--edge);
}
.chips { display: flex; flex-wrap: wrap; gap: 8px; }

.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 500; color: var(--muted); }
.live-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--mint);
  box-shadow: 0 0 0 4px rgba(47, 207, 150, 0.18);
  animation: pulse 2.8s var(--ease) infinite;
}
@keyframes pulse { 50% { box-shadow: 0 0 0 7px rgba(47, 207, 150, 0.06); } }

/* ---------- Navigation ---------- */
.nav-wrap { position: sticky; top: 12px; z-index: 50; width: min(1200px, 100% - 24px); margin: 12px auto 0; }
.nav {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  height: 60px; padding: 0 10px 0 12px; border-radius: 999px;
  background: var(--glass-strong);
}
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand-mark { width: 34px; height: 34px; filter: drop-shadow(0 2px 4px rgba(20, 20, 30, 0.14)); }
.brand-mark.sm { width: 22px; height: 22px; }
.brand-word { font-size: 18px; font-weight: 600; letter-spacing: -0.03em; }
.brand-word .dot { color: var(--mint); }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 8px 14px; border-radius: 999px; font-size: 15px; color: var(--ink-soft); transition: background 0.2s, color 0.2s; }
.nav-links a:hover, .nav-links a.is-active { background: rgba(28, 28, 30, 0.06); color: var(--ink); }
@media (max-width: 640px) {
  .nav-links { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); align-items: center; gap: 48px;
  min-height: min(820px, calc(100svh - 72px)); padding-block: 56px 40px;
}
.display {
  margin-top: 22px;
  font-size: clamp(44px, 5.1vw, 78px); line-height: 1; font-weight: 300; letter-spacing: -0.05em; text-wrap: balance;
}
.lede { margin-top: 26px; max-width: 34em; font-size: clamp(17px, 1.35vw, 19px); color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

.hero-scene { position: relative; aspect-ratio: 1 / 0.86; }
.float {
  position: absolute; will-change: transform;
  transform: translate3d(calc(var(--px, 0) * 1px), calc(var(--py, 0) * 1px), 0);
  transition: transform 0.9s var(--spring);
}
.float img { width: 100%; height: auto; box-shadow: var(--shadow-shot); animation: drift 9s ease-in-out infinite; }
.f-mac { width: 92%; right: 0; top: 4%; z-index: 1; }
.f-mac img { border-radius: 14px; }
.f-globe { width: 44%; right: -3%; bottom: 0; z-index: 2; }
.f-globe img { border-radius: 16px; animation-delay: -3s; }
.f-phone { width: 29%; left: 2%; bottom: -6%; z-index: 3; container-type: inline-size; }
.f-phone img {
  border-radius: 13.5cqw; aspect-ratio: 900 / 1500; object-fit: cover; object-position: top;
  outline: 1px solid rgba(255, 255, 255, 0.9); outline-offset: -1px; animation-delay: -6s;
}
.halo {
  position: absolute; inset: 8% 6% 4% 10%; z-index: 0; border-radius: 50%;
  background:
    radial-gradient(closest-side at 30% 70%, rgba(62, 230, 168, 0.28), transparent),
    radial-gradient(closest-side at 70% 30%, rgba(255, 140, 80, 0.18), transparent),
    radial-gradient(closest-side at 80% 80%, rgba(70, 110, 230, 0.2), transparent);
  filter: blur(40px);
}
@keyframes drift { 50% { transform: translateY(-8px); } }

@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 40px; padding-top: 40px; }
  .hero-scene { width: min(640px, 100%); margin-inline: auto; margin-bottom: 24px; }
}

/* ---------- Sections ---------- */
.section { padding-block: clamp(80px, 10vw, 140px) 0; scroll-margin-top: 84px; }
.section-head { margin-bottom: 40px; }
.title { margin-top: 12px; font-size: clamp(34px, 4.4vw, 60px); line-height: 1.04; font-weight: 300; letter-spacing: -0.045em; }
.sub { margin-top: 12px; color: var(--muted); font-size: 18px; }

/* ---------- Work: bento ---------- */
.bento { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 20px; }
.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.card {
  --tint: 200 200 200;
  --pad: 28px;
  position: relative; isolation: isolate; overflow: hidden;
  display: flex; flex-direction: column;
  height: var(--h, 540px); padding: var(--pad) var(--pad) 0; border-radius: var(--r-xl);
  transition: transform 0.6s var(--spring), box-shadow 0.6s var(--spring);
}
.span-8, .span-4 { --h: 600px; }
.span-6 { --h: 490px; }
.card::before {
  content: ''; position: absolute; z-index: -1; left: 10%; right: 10%; bottom: -30%; height: 75%;
  border-radius: 50%; background: radial-gradient(closest-side, rgb(var(--tint) / 0.35), transparent);
  filter: blur(30px); transition: opacity 0.6s var(--ease), transform 0.8s var(--spring);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card), 0 30px 70px rgba(20, 20, 30, 0.08); }
.card:hover::before { transform: scale(1.12); }

.card-title-row { display: flex; align-items: center; gap: 14px; }
.card h3 { font-size: 24px; font-weight: 500; letter-spacing: -0.03em; line-height: 1.15; }
.platform { font-size: 14px; color: var(--muted); }
.card-line { margin-top: 14px; max-width: 30em; color: var(--ink-soft); font-size: 16.5px; }

.app-icon { width: 48px; height: 48px; border-radius: 22.5%; box-shadow: 0 4px 12px rgba(20, 20, 30, 0.14), 0 0 0 0.5px rgba(0, 0, 0, 0.06); flex: none; }
.app-icon.lg { width: 76px; height: 76px; }

/* The screenshot starts below the text and runs off the card's edge: a piece, not the whole screen. */
.card-media { position: relative; flex: 1; min-height: 0; margin-top: 28px; }
.card-media img {
  position: absolute; top: 0; left: 0; width: 100%; height: auto; max-width: none;
  box-shadow: var(--shadow-shot);
  transform: translateY(10px); transition: transform 0.7s var(--spring);
}
.card:hover .card-media img { transform: translateY(0) scale(1.012); }
.card .media-mac img { width: calc(100% + var(--pad)); border-radius: 12px 0 0 0; }
.card .media-ipad img { border-radius: 16px 16px 0 0; }

.card-tall .card-media { container-type: inline-size; }
.card-tall .card-media img {
  left: 50%; width: min(80%, 300px); translate: -50% 0;
  border-radius: min(10.8cqw, 40px); outline: 1px solid rgba(255, 255, 255, 0.9); outline-offset: -1px;
}

.card-wide { --h: 440px; flex-direction: row; gap: 40px; }
.card-wide .card-text { flex: 0 0 32%; align-self: center; padding-bottom: var(--pad); }
.card-wide .card-media { margin-top: 12px; }
.card-wide .card-media img { width: calc(100% + var(--pad)); border-radius: 16px 0 0 0; }

.card-open {
  position: absolute; top: 22px; right: 22px; width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center; background: rgba(255, 255, 255, 0.7); border: 1px solid var(--edge);
  transition: background 0.3s, color 0.3s, transform 0.5s var(--spring);
}
.card-open svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.card:hover .card-open { background: var(--ink); color: #fff; transform: rotate(45deg); }

/* project colours: used only as each project's light */
.c-cockpit { --tint: 255 110 60; }
.c-cairn { --tint: 62 230 168; }
.c-aero { --tint: 60 110 225; }
.c-waybill { --tint: 85 89 225; }
.c-hub { --tint: 232 150 90; }

@media (max-width: 980px) {
  .span-8, .span-4 { grid-column: span 12; }
  .span-8 { --h: 620px; }
  .card-tall { --h: 580px; }
}
@media (max-width: 760px) {
  .span-6 { grid-column: span 12; }
  .card { --pad: 22px; height: auto; border-radius: 28px; }
  .card-media { flex: none; height: 50vw; margin-top: 22px; }
  .card-tall .card-media { height: 420px; }
  .card-wide { flex-direction: column; gap: 0; }
  .card-wide .card-text { padding-bottom: 0; align-self: auto; }
  .card-wide .card-media { margin-top: 22px; }
  .card-open { top: 18px; right: 18px; }
}

/* ---------- About ---------- */
.principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.principle { padding: 28px; border-radius: var(--r-lg); }
.principle .num { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.principle h3 { margin-top: 28px; font-size: 22px; font-weight: 500; letter-spacing: -0.025em; }
.principle p { margin-top: 8px; color: var(--muted); }
.toolkit { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 20px; margin-top: 28px; }
.toolkit-label { font-size: 15px; font-weight: 500; color: var(--muted); }
@media (max-width: 860px) { .principles { grid-template-columns: 1fr; } .principle h3 { margin-top: 14px; } }

/* ---------- Contact & footer ---------- */
.contact {
  display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; flex-wrap: wrap;
  padding: clamp(28px, 5vw, 56px); border-radius: var(--r-xl);
}
.contact-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.footer {
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  padding-block: 56px 40px; font-size: 14px; color: var(--muted);
}
.footer-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink-soft); }
.footer a:hover { color: var(--ink); }

/* ---------- Reveal on scroll (content stays visible without JS) ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity 0.9s var(--spring), transform 0.9s var(--spring); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js .card[data-reveal].is-in { transition: opacity 0.9s var(--spring), transform 0.6s var(--spring), box-shadow 0.6s var(--spring); }
.js .card[data-reveal].is-in:hover { transform: translateY(-4px); }

/* ---------- Project sheet ---------- */
.sheet {
  width: min(1080px, 100% - 24px); max-width: none; height: calc(100dvh - 24px); max-height: none;
  margin: auto auto 0; padding: 0; border: 0; background: transparent; overflow: visible; color: var(--ink);
}
.sheet::backdrop { background: rgba(28, 28, 32, 0.26); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.sheet[open] { animation: sheet-in 0.55s var(--spring); }
.sheet[open]::backdrop { animation: fade-in 0.4s var(--ease); }
.sheet.is-closing { animation: sheet-out 0.28s var(--ease) forwards; }
.sheet.is-closing::backdrop { animation: fade-out 0.28s var(--ease) forwards; }
@keyframes sheet-in { from { transform: translateY(60px); opacity: 0; } }
@keyframes sheet-out { to { transform: translateY(60px); opacity: 0; } }
@keyframes fade-in { from { opacity: 0; } }
@keyframes fade-out { to { opacity: 0; } }

.sheet-panel {
  height: 100%; overflow-y: auto; overscroll-behavior: contain;
  border-radius: 32px 32px 0 0;
  background: rgba(248, 248, 246, 0.94);
  -webkit-backdrop-filter: blur(30px) saturate(1.4); backdrop-filter: blur(30px) saturate(1.4);
  border: 1px solid var(--edge); border-bottom: 0;
  box-shadow: 0 -20px 60px rgba(20, 20, 30, 0.12);
  padding: 0 clamp(20px, 4vw, 48px) 56px;
}
.sheet-bar {
  position: sticky; top: 0; z-index: 2; display: flex; justify-content: center; align-items: center;
  height: 64px; margin-inline: calc(clamp(20px, 4vw, 48px) * -1); margin-bottom: 8px;
  background: linear-gradient(rgba(248, 248, 246, 0.96) 55%, rgba(248, 248, 246, 0));
}
.sheet-grabber { width: 40px; height: 5px; border-radius: 3px; background: rgba(28, 28, 30, 0.16); }
.icon-btn {
  display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--edge);
  background: rgba(255, 255, 255, 0.8); cursor: pointer; transition: background 0.2s, transform 0.3s var(--spring);
}
.icon-btn:hover { background: #fff; transform: scale(1.06); }
.icon-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.sheet-close { position: absolute; right: clamp(16px, 3vw, 28px); top: 12px; }

.detail { position: relative; isolation: isolate; }
.detail::before {
  content: ''; position: absolute; z-index: -1; top: -80px; left: -10%; width: 60%; height: 420px;
  background: radial-gradient(closest-side, rgb(var(--tint) / 0.22), transparent); filter: blur(30px);
}
.detail-head { display: flex; align-items: center; gap: 20px; }
.detail-title { font-size: clamp(36px, 5vw, 60px); font-weight: 400; letter-spacing: -0.05em; line-height: 1; }
.detail-tag { margin-top: 8px; font-size: clamp(18px, 2vw, 22px); color: var(--muted); letter-spacing: -0.015em; }
.detail-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 24px 0 36px; }
.detail-meta .btn { margin-left: auto; }
@media (max-width: 560px) { .detail-meta .btn { margin-left: 0; } .app-icon.lg { width: 60px; height: 60px; } }

.shot img { width: 100%; height: auto; box-shadow: var(--shadow-shot); cursor: zoom-in; background: var(--silver-hi); }
.shot figcaption { margin-top: 12px; font-size: 14.5px; color: var(--muted); }
.shot.media-mac img { border-radius: 12px; }
.shot.media-ipad img { border-radius: 16px; }
.shot.media-phone { container-type: inline-size; }
.shot.media-phone img { border-radius: 13.5cqw; outline: 1px solid rgba(255, 255, 255, 0.9); outline-offset: -1px; }
.shot-hero { margin-bottom: 40px; }

.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 40px; }
.facts li { padding: 18px 20px; border-radius: var(--r-md); background: rgba(255, 255, 255, 0.66); border: 1px solid var(--edge); color: var(--muted); font-size: 16px; }
.facts strong { display: block; margin-bottom: 4px; color: var(--ink); font-weight: 500; font-size: 17px; }
@media (max-width: 640px) { .facts { grid-template-columns: 1fr; } }

/* Rows share one height: each shot's width grows with its aspect ratio (--ar). */
.shots { display: grid; gap: 32px; }
.shot-row { display: flex; gap: 20px; align-items: flex-start; }
.shot-row .shot { flex: var(--ar, 1) 1 0%; min-width: 0; }
.phones { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px 20px; margin-bottom: 8px; }
.phones figcaption { text-align: center; }
.phones + .facts { margin: 36px 0 0; }
@media (max-width: 640px) {
  .shot-row { flex-direction: column; gap: 32px; }
  .shot-row .shot { flex: none; width: 100%; }
  .phones { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.detail-foot {
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
  margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--hairline);
}
.built { font-size: 15px; color: var(--muted); max-width: 40em; }
.next { display: inline-flex; gap: 8px; font-weight: 500; padding: 10px 18px; border-radius: 999px; background: rgba(255, 255, 255, 0.7); border: 1px solid var(--edge); transition: background 0.2s; }
.next:hover { background: #fff; }

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed; inset: 0; z-index: 10; display: grid; place-items: center; padding: 24px;
  background: rgba(244, 244, 242, 0.92); -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  cursor: zoom-out; animation: fade-in 0.3s var(--ease);
}
.lightbox[hidden] { display: none; }
.lightbox img { max-width: min(1600px, 100%); max-height: calc(100dvh - 48px); width: auto; height: auto; border-radius: 14px; box-shadow: var(--shadow-shot); animation: zoom-in 0.45s var(--spring); }
.lightbox-close { position: absolute; top: 16px; right: 16px; }
@keyframes zoom-in { from { transform: scale(0.96); opacity: 0; } }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 28px; z-index: 60; padding: 12px 20px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 15px; pointer-events: none;
  opacity: 0; transform: translate(-50%, 16px); transition: opacity 0.3s, transform 0.5s var(--spring);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}