/* William Sharpe — portfolio
   White + calm blue, Manrope, square edges. */

:root {
  --bg: #ffffff;
  --bg-soft: #f4f8fc;
  --ink: #102030;
  --ink-2: #3f5266;
  --muted: #6a7b8d;
  --line: #dfe7ef;
  --blue: #4a8bd6;
  --blue-ink: #2a68b1;
  --blue-soft: #e8f1fb;
  --blue-mid: #a9cbf0;
  --coral: #e6936f;
  --coral-soft: #f8e1d6;
  --radius: 2px;
  --max: 1120px;
  --gutter: clamp(16px, 4vw, 40px);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Manrope", system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, video, svg { display: block; max-width: 100%; height: auto; }
img { background: var(--bg-soft); color: var(--muted); font-size: 14px; }
a { color: inherit; }
p { margin: 0 0 1em; }

h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -0.025em; font-weight: 800; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

.label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue-ink);
}

.link {
  color: var(--blue-ink);
  text-decoration: none;
  font-weight: 700;
  border-bottom: 1.5px solid var(--blue-mid);
}
.link:hover { border-color: var(--blue-ink); }

.arrow { display: inline-block; }

:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }

/* ---------- Header ---------- */

.site-header {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.9);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled { border-color: var(--line); }
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; font-weight: 800; letter-spacing: -0.01em; font-size: 16px;
}
.nav { display: flex; gap: clamp(16px, 3vw, 32px); }
.nav a {
  text-decoration: none; font-size: 14px; font-weight: 600; color: var(--ink-2);
}
.nav a:hover { color: var(--blue-ink); }

/* ---------- Hero ---------- */

.hero {
  position: relative; overflow: hidden;
  min-height: calc(100vh - 64px); min-height: calc(100svh - 64px);
  display: flex; align-items: center;
  padding: 32px 0 56px; /* slightly more below, so it sits a touch above true center */
}
.hero > .wrap { width: 100%; }
.hero-grid {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(var(--blue-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--blue-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 80% at 75% 20%, #000 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 75% 20%, #000 0%, transparent 70%);
}
.hero .label { margin-bottom: 16px; display: block; }
.hero h1 {
  font-size: clamp(44px, min(7.2vw, 10vh), 80px);
  letter-spacing: -0.045em;
  line-height: 1;
}
.hero-sub {
  margin: 10px 0 0;
  font-size: clamp(22px, min(3.2vw, 4.6vh), 36px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.2;
  color: var(--blue);
}
.hero-lede {
  margin-top: 20px; max-width: 720px;
  font-size: clamp(17px, 1.9vw, 20px); line-height: 1.6; color: var(--ink-2); font-weight: 500;
}
.hero-award { margin: 22px 0 0; font-size: 15.5px; }
.hero-award a { display: inline-flex; flex-wrap: wrap; gap: 4px 8px; align-items: center; text-decoration: none; color: var(--ink-2);
  padding: 10px 14px; background: var(--blue-soft); border-left: 3px solid var(--blue); }
.hero-award strong { color: var(--blue-ink); font-weight: 800; }
.hero-award a:hover { color: var(--ink); }
.hero-meta {
  margin-top: 20px; display: flex; flex-wrap: wrap; gap: 12px 28px;
  font-size: 15px; font-weight: 600;
}
.hero-meta a { text-decoration: none; color: var(--ink); display: inline-flex; gap: 8px; align-items: center; }
.hero-meta a:hover { color: var(--blue-ink); }

/* ---------- Sections ---------- */

.section { padding: clamp(64px, 9vw, 112px) 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 24px;
  margin-bottom: clamp(32px, 5vw, 52px);
}
.section-head h2 { font-size: clamp(30px, 4.4vw, 44px); }

/* ---------- Project cards ---------- */

.projects { display: grid; gap: clamp(20px, 3vw, 32px); grid-template-columns: repeat(3, 1fr); }
.card {
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--bg);
}
.card:hover { border-color: var(--blue-mid); }
.card-thumb {
  aspect-ratio: 16 / 10; overflow: hidden; position: relative;
  background: var(--blue-soft); border-bottom: 1px solid var(--line);
}
.card-thumb img, .card-thumb svg {
  width: 100%; height: 100%; object-fit: cover;
}
.card-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.card-body .label { margin-bottom: 10px; }
.card h3 { font-size: 21px; margin-bottom: 10px; }
.card p { color: var(--ink-2); font-size: 15.5px; line-height: 1.6; margin-bottom: 18px; }
.card .more { margin-top: auto; font-size: 14px; font-weight: 700; color: var(--blue-ink); }

/* Browser-frame thumbnail */
.frame { position: absolute; inset: 14% 8% -6% 8%; background: #fff; border: 1px solid var(--line); box-shadow: 0 10px 30px -14px rgba(16,32,48,.35); overflow: hidden; }
.frame::before { content: ""; display: block; height: 14px; background: #f3f6f9; border-bottom: 1px solid var(--line);
  background-image: radial-gradient(circle, #cfd9e3 2.5px, transparent 3px), radial-gradient(circle, #cfd9e3 2.5px, transparent 3px), radial-gradient(circle, #cfd9e3 2.5px, transparent 3px);
  background-size: 10px 14px; background-position: 6px 0, 16px 0, 26px 0; background-repeat: no-repeat; }
.frame img { height: calc(100% - 14px); object-position: top; }

/* ---------- About ---------- */

.about { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 6vw, 80px); }
.about-text p { font-size: 18px; color: var(--ink-2); }
.about-text p:first-child { font-size: clamp(21px, 2.4vw, 25px); color: var(--ink); font-weight: 600; line-height: 1.5; letter-spacing: -0.01em; }
.facts { border-top: 1px solid var(--line); }
.fact { display: grid; grid-template-columns: 120px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 15.5px; }
.fact dt { color: var(--muted); font-weight: 600; }
.fact dd { margin: 0; font-weight: 600; }
.fact dd span { display: block; font-weight: 500; color: var(--ink-2); }

/* ---------- Contact ---------- */

.contact h2 { font-size: clamp(34px, 5.5vw, 60px); max-width: 760px; }
.contact-links { margin-top: 36px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); max-width: 760px; }
.contact-links a {
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  padding: 18px 0; border-bottom: 1px solid var(--line);
  text-decoration: none; font-weight: 700; font-size: 16px; min-width: 0;
}
.contact-links a:nth-child(odd) { padding-right: 24px; }
.contact-links a:nth-child(even) { padding-left: 24px; border-left: 1px solid var(--line); }
.contact-links a small { display: block; font-size: 12px; color: var(--muted); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.contact-links a span.v { overflow-wrap: anywhere; }
.contact-links a:hover { color: var(--blue-ink); }

.site-footer { padding: 28px 0 40px; color: var(--muted); font-size: 13.5px; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--blue-ink); }

/* ---------- Project pages ---------- */

.p-hero { padding: clamp(48px, 8vw, 96px) 0 clamp(36px, 5vw, 56px); }
.back { display: inline-flex; gap: 8px; text-decoration: none; font-size: 14px; font-weight: 700; color: var(--ink-2); margin-bottom: 36px; }
.back:hover { color: var(--blue-ink); }
.p-hero h1 { font-size: clamp(36px, 6.4vw, 68px); letter-spacing: -0.04em; max-width: 900px; }
.p-hero .lede { margin-top: 22px; max-width: 720px; font-size: clamp(18px, 2vw, 20px); color: var(--ink-2); font-weight: 500; }

.meta-row { margin-top: 40px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.meta-row div { padding: 18px 20px 18px 0; }
.meta-row div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.meta-row dt { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.meta-row dd { margin: 0; font-weight: 700; font-size: 15.5px; }

.p-figure { margin: 0 0 clamp(48px, 7vw, 80px); }
.p-figure.full img, .p-figure.full video { width: 100%; border: 1px solid var(--line); }
figcaption { margin-top: 12px; font-size: 14px; color: var(--muted); }

.p-section { display: grid; grid-template-columns: 260px 1fr; gap: clamp(24px, 5vw, 64px); padding: clamp(40px, 6vw, 64px) 0; border-top: 1px solid var(--line); }
.p-section > h2 { font-size: 22px; letter-spacing: -0.02em; position: sticky; top: 96px; align-self: start; }
.p-section > h2 .label { display: block; margin-bottom: 8px; }
.prose { max-width: 700px; }
.prose p, .prose li { color: var(--ink-2); }
.prose strong { color: var(--ink); font-weight: 700; }
.prose ul { padding-left: 1.1em; margin: 0 0 1em; }
.prose li { margin-bottom: .45em; }
.prose li::marker { color: var(--blue); }
.prose h3 { font-size: 18px; margin: 1.6em 0 .6em; letter-spacing: -0.01em; }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); margin: 8px 0 28px; }
.stats div { padding: 20px; }
.stats div + div { border-left: 1px solid var(--line); }
.stats b { display: block; font-size: clamp(26px, 3.4vw, 34px); font-weight: 800; letter-spacing: -0.03em; color: var(--blue-ink); line-height: 1.1; }
.stats span { font-size: 14px; color: var(--muted); font-weight: 600; }

.skills { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.skills li {
  font-size: 14px; font-weight: 600; color: var(--ink);
  padding: 6px 12px; border: 1px solid var(--line); background: var(--bg-soft); border-radius: var(--radius); margin: 0;
}

/* Pipeline steps */
.steps { list-style: none; margin: 8px 0 24px; padding: 0; counter-reset: step; display: grid; gap: 0; border-left: 2px solid var(--blue-soft); }
.steps li { position: relative; padding: 0 0 22px 28px; margin: 0; counter-increment: step; }
.steps li:last-child { padding-bottom: 0; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; left: -15px; top: 1px;
  width: 28px; height: 28px; display: grid; place-items: center;
  background: #fff; border: 2px solid var(--blue); color: var(--blue-ink);
  font-size: 11px; font-weight: 800; border-radius: 50%;
}
.steps b { display: block; color: var(--ink); font-weight: 700; }
.steps span { color: var(--ink-2); font-size: 15.5px; }

/* Charts */
.chart { border: 1px solid var(--line); padding: clamp(16px, 3vw, 28px); background: #fff; }
.chart-title { font-weight: 800; font-size: 16px; letter-spacing: -0.01em; }
.chart-sub { font-size: 14px; color: var(--muted); margin: 2px 0 18px; }
.chart svg text { font-family: "Manrope", system-ui, sans-serif; }
.chart-ensemble svg { width: 100%; max-width: 720px; margin: 0 auto; }
/* The chart scales to ~55% on phones; enlarge its labels so they stay readable (~9.5px rendered) */
@media (max-width: 600px) { .chart-ensemble svg text { font-size: 17px; } }
.chart-legend { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 13px; color: var(--ink-2); font-weight: 600; margin-top: 14px; }
.chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: -1px; }

.edge-cards { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); margin-top: 20px; }
.edge-cards div { padding: 14px 14px 0 0; }
.edge-cards div + div { padding-left: 14px; border-left: 1px solid var(--line); }
.edge-cards small { display: block; font-size: 12px; color: var(--muted); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.edge-cards b { font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.edge-cards .pos { color: var(--blue-ink); }

.heat { display: grid; grid-template-columns: 56px repeat(12, minmax(0, 1fr)); gap: 3px; font-size: 12px; font-weight: 600; }
.heat .h { color: var(--muted); text-align: center; padding-bottom: 4px; }
.heat .r { color: var(--ink-2); display: flex; align-items: center; }
.heat .c { aspect-ratio: 1.5; display: grid; place-items: center; font-size: 11px; font-weight: 700; color: rgba(16,32,48,.75); }

.bars { display: grid; gap: 12px; }
.bar { display: grid; grid-template-columns: minmax(130px, 200px) 1fr 48px; align-items: center; gap: 14px; font-size: 14.5px; font-weight: 600; }
.bar .t { height: 12px; background: var(--bg-soft); position: relative; }
.bar .f { position: absolute; inset: 0 auto 0 0; background: var(--blue); }
.bar .n { text-align: right; font-weight: 800; color: var(--ink); }

.funnel { display: grid; gap: 6px; }
.funnel div { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; background: var(--blue-soft); font-weight: 700; font-size: 15px; }
.funnel div b { font-size: 20px; color: var(--blue-ink); letter-spacing: -0.02em; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(16px, 2.5vw, 28px); }
.gallery figure { margin: 0; }
.gallery img { width: 100%; border: 1px solid var(--line); aspect-ratio: 16/10; object-fit: cover; object-position: left top; }
.gallery .wide { grid-column: 1 / -1; }
.gallery .wide img { aspect-ratio: auto; }
.gallery.natural { align-items: start; }
.gallery.natural img { aspect-ratio: auto; object-fit: initial; }
.gallery .stack { display: grid; gap: clamp(16px, 2.5vw, 28px); }
.gallery-note { grid-column: 1 / -1; margin: 0; font-size: 14px; color: var(--muted); }

.phones { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(10px, 2vw, 20px); }
.phones img { width: 100%; border-radius: 14px; border: 1px solid var(--line); }

/* Slide viewer */
.deck { border: 1px solid var(--line); background: var(--bg-soft); }
.deck-stage { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; background: #fff; }
.deck-stage img { flex: 0 0 100%; width: 100%; aspect-ratio: 16 / 9; object-fit: contain; scroll-snap-align: start; }
.deck.is-js .deck-stage { display: block; overflow: hidden; aspect-ratio: 16 / 9; position: relative; }
.deck.is-js .deck-stage img { position: absolute; inset: 0; height: 100%; visibility: hidden; }
.deck.is-js .deck-stage img.on { visibility: visible; }
.deck:not(.is-js) .ctrls { display: none; }
.deck-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 12px; border-top: 1px solid var(--line); font-size: 14px; font-weight: 700; }
.deck-bar .ctrls { display: flex; gap: 6px; }
.deck-bar button {
  font: inherit; cursor: pointer; background: #fff; color: var(--ink); border: 1px solid var(--line); border-radius: var(--radius);
  width: 40px; height: 34px; display: grid; place-items: center;
}
.deck-bar button:hover { border-color: var(--blue); color: var(--blue-ink); }
.deck-count { color: var(--muted); font-variant-numeric: tabular-nums; }

/* Video facade */
.video { position: relative; aspect-ratio: 16 / 9; background: #0d1620; border: 1px solid var(--line); overflow: hidden; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-link { position: absolute; inset: 0; display: block; }
.video-link img { width: 100%; height: 100%; object-fit: cover; }
.video .play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  display: flex; align-items: center; gap: 10px; padding: 14px 22px;
  background: #fff; color: var(--ink); font-weight: 800; font-size: 15px; border-radius: var(--radius);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,.45);
}
.video .play svg { width: 14px; height: 14px; fill: var(--blue); }

/* Embedded live sites */
.live-site { border: 1px solid var(--line); background: var(--bg-soft); }
.live-bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); font-size: 14px; }
.live-name { font-weight: 800; }
.live-stage { position: relative; aspect-ratio: 16 / 10; background: #fff; overflow: hidden; }
.live-stage iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: #fff; }
.live-cover { position: absolute; inset: 0; display: block; }
.live-cover img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.live-cover .play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  padding: 14px 22px; background: #fff; color: var(--ink); font-weight: 800; font-size: 15px; white-space: nowrap;
  border: 1px solid var(--line); box-shadow: 0 10px 30px -12px rgba(16, 32, 48, .45);
}
.live-cover:hover .play { color: var(--blue-ink); border-color: var(--blue-mid); }
@media (max-width: 680px) { .live-stage { aspect-ratio: 3 / 4; } }

.cta-row { display: flex; flex-wrap: wrap; gap: 12px 28px; margin-top: 18px; font-size: 15px; }

.next-project { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 40px 0; border-top: 1px solid var(--line); text-decoration: none; }
.next-project h3 { font-size: clamp(22px, 3vw, 30px); margin-top: 6px; }
.next-project:hover h3 { color: var(--blue-ink); }
.next-project .arrow { font-size: 28px; color: var(--blue); }

/* ---------- Responsive ---------- */

@media (max-width: 960px) {
  .projects { grid-template-columns: 1fr 1fr; }
  .about { grid-template-columns: 1fr; }
  .p-section { grid-template-columns: 1fr; gap: 18px; }
  .p-section > h2 { position: static; }
  .meta-row { grid-template-columns: 1fr 1fr; }
  .meta-row div:nth-child(3) { padding-left: 0; border-left: 0; }
  .meta-row div:nth-child(n+3) { border-top: 1px solid var(--line); }
}

@media (max-width: 680px) {
  body { font-size: 16px; }
  .nav a.hide-sm { display: none; }
  .projects { grid-template-columns: 1fr; }
  .contact-links { grid-template-columns: 1fr; }
  .contact-links a:nth-child(odd), .contact-links a:nth-child(even) { padding: 16px 0; border-left: 0; }
  .stats { grid-template-columns: 1fr; }
  .stats div + div { border-left: 0; border-top: 1px solid var(--line); }
  .edge-cards { grid-template-columns: 1fr 1fr; }
  .edge-cards div:nth-child(3) { padding-left: 0; border-left: 0; }
  .gallery { grid-template-columns: 1fr; }
  .phones { grid-template-columns: 1fr 1fr; }
  .bar { grid-template-columns: 1fr 44px; }
  .bar .t { grid-column: 1 / -1; grid-row: 2; }
  .heat { grid-template-columns: 44px repeat(12, minmax(0, 1fr)); gap: 2px; }
  .heat .c { font-size: 0; }
  .fact { grid-template-columns: 96px 1fr; }
  }