/* Space Grotesk (SIL OFL 1.1, fonts/OFL.txt), served from this site: no requests to Google. */
@font-face {
  font-family: "Space Grotesk"; font-style: normal; font-weight: 300 700; font-display: swap;
  src: url("fonts/space-grotesk-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Space Grotesk"; font-style: normal; font-weight: 300 700; font-display: swap;
  src: url("fonts/space-grotesk-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- Tokens: warm dark (default) and warm light, orange accent ---------- */

:root,
[data-theme="dark"] {
  --bg: #1c1a17;
  --bg-alt: #211e1a;
  --card: #24211d;
  --card-hover: #2a2722;
  --text: #e8e3da;
  --muted: #a39d92;
  --line: rgba(255, 240, 220, 0.08);
  --accent: #eaa872;
  --btn-bg: #eaa872;
  --btn-text: #221a13;
  --head: #f0ebe2;
  --num: #f0b27f;
  --glow-1: rgba(234, 168, 114, 0.15);
  --glow-2: rgba(214, 150, 130, 0.10);
  --glow-3: rgba(200, 180, 140, 0.08);
  --top-bg: rgba(28, 26, 23, 0.9);
  --alt-grad: var(--bg-alt);
  --shadow: none;
  --shot-filter: brightness(0.9);
}

[data-theme="light"] {
  --bg: #f7f2e9;
  --bg-alt: #f0e9dd;
  --card: #fcf8f1;
  --card-hover: #fffcf6;
  --text: #2e2a25;
  --muted: #736b60;
  --line: rgba(60, 45, 30, 0.10);
  --accent: #a8531f;
  --btn-bg: #a8531f;
  --btn-text: #ffffff;
  --head: #2e2a25;
  --num: #b35a25;
  --glow-1: rgba(236, 170, 120, 0.18);
  --glow-2: rgba(226, 160, 150, 0.11);
  --glow-3: rgba(230, 205, 150, 0.10);
  --top-bg: rgba(247, 242, 233, 0.9);
  --alt-grad: var(--bg-alt);
  --shadow: 0 4px 18px rgba(80, 60, 30, 0.05);
  --shot-filter: none;
}

/* Optional accent variant (preview: ?accent=green) */

[data-accent="green"][data-theme="dark"] {
  --accent: #8ccfa5; --btn-bg: #8ccfa5; --btn-text: #16201a; --num: #97d6ae;
  --glow-1: rgba(140, 207, 165, 0.15); --glow-2: rgba(120, 186, 206, 0.10); --glow-3: rgba(214, 196, 140, 0.08);
}
[data-accent="green"][data-theme="light"] {
  --accent: #2f7550; --btn-bg: #2f7550; --btn-text: #ffffff; --num: #347d56;
  --glow-1: rgba(120, 190, 150, 0.16); --glow-2: rgba(120, 186, 206, 0.11); --glow-3: rgba(226, 206, 150, 0.10);
}

:root {
  --font: "Space Grotesk", "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  --radius: 18px;
}

/* ---------- Base ---------- */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}
main { overflow-x: clip; }
img { max-width: 100%; display: block; }
a { color: var(--accent); }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
@media (min-width: 720px) { .wrap { padding: 0 32px; } }

h1, h2, h3 { font-weight: 700; line-height: 1.1; margin: 0; }
h1 {
  font-size: clamp(2.2rem, 5.4vw, 3.9rem); letter-spacing: -0.02em; max-width: 18ch; color: var(--head); font-weight: 600;
}
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.015em; margin-bottom: 26px; }
h3 { font-size: 1.2rem; }

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

.top { position: sticky; top: 0; z-index: 10; background: var(--top-bg); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.top-in { display: flex; flex-wrap: wrap; align-items: center; min-height: 62px; gap: 6px 20px; }
.brand { font-weight: 700; font-size: 1.1rem; color: var(--text); text-decoration: none; white-space: nowrap; }
nav { display: flex; align-items: center; gap: 18px; margin-left: auto; }
nav a { color: var(--muted); text-decoration: none; font-size: 0.97rem; white-space: nowrap; }
nav a:hover, nav a[aria-current="page"] { color: var(--text); }
nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 6px; text-decoration-thickness: 2px; }
@media (max-width: 700px) {
  .top-in { padding-top: 10px; padding-bottom: 6px; }
  .theme-toggle { margin-left: auto; }
  nav { order: 3; width: 100%; margin-left: 0; overflow-x: auto; padding: 4px 0 8px; scrollbar-width: none; }
  nav::-webkit-scrollbar { display: none; }
}

.theme-toggle {
  display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; padding: 0;
}
.theme-toggle:hover { background: var(--card-hover); }
[data-theme="dark"] .i-moon, [data-theme="light"] .i-sun { display: none; }

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

.hero { position: relative; padding-top: 80px; padding-bottom: 72px; }
.deco {
  position: absolute; top: -140px; right: -220px; width: 760px; height: 540px; z-index: -1; pointer-events: none;
  background:
    radial-gradient(closest-side, var(--glow-1), transparent 70%) 0 0 / 60% 70% no-repeat,
    radial-gradient(closest-side, var(--glow-2), transparent 70%) 100% 30% / 60% 70% no-repeat,
    radial-gradient(closest-side, var(--glow-3), transparent 70%) 40% 100% / 55% 60% no-repeat;
  filter: blur(40px);
}
@media (max-width: 720px) { .deco { right: -360px; top: -180px; } }
.kicker { color: var(--accent); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.8rem; margin: 0 0 16px; }
.lead { font-size: 1.18rem; color: var(--muted); max-width: 62ch; margin: 22px 0 30px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-block; padding: 13px 24px; border-radius: 999px; border: 0;
  background: var(--btn-bg); color: var(--btn-text); text-decoration: none; font-weight: 700; white-space: nowrap;
}
.btn.ghost { background: var(--card); color: var(--text); border: 1px solid var(--line); }
.btn:hover { filter: brightness(1.05); }

/* ---------- Blocks ---------- */

.block { padding: 72px 0; border-top: 1px solid var(--line); }
.block.alt { background: var(--alt-grad); }
.note { color: var(--muted); margin: -12px 0 28px; }
.note.small { font-size: 0.92rem; margin: 22px 0 0; }
.head-row { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.more { font-weight: 700; color: var(--accent); text-decoration: none; }

.grid2, .grid3, .grid4 { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 760px) { .grid2 { grid-template-columns: repeat(2, 1fr); } .grid4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .grid3 { grid-template-columns: repeat(3, 1fr); } .grid4 { grid-template-columns: repeat(4, 1fr); } }

.card, .case, .stat-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card { padding: 24px; }
.card p { color: var(--muted); }
.card ul { padding-left: 18px; margin: 12px 0 0; }
.card li { margin: 6px 0; }
.card .num { color: var(--accent); font-weight: 700; margin: 0 0 10px; }
.label { color: var(--accent); font-weight: 700; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; margin: 0 0 10px; }

.link-card { display: block; text-decoration: none; color: inherit; transition: transform 0.15s ease, background 0.15s ease; }
.link-card:hover { transform: translateY(-2px); background: var(--card-hover); }
.link-card h3 { margin-bottom: 6px; }

.stat-card { display: flex; flex-direction: column; gap: 8px; padding: 22px; text-decoration: none; color: var(--muted); transition: transform 0.15s ease; }
.stat-card:hover { transform: translateY(-2px); }
.stat-card b, .case-stat b {
  font-size: clamp(2rem, 4vw, 2.6rem); line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums;
  color: var(--num);
}

.case { overflow: hidden; display: flex; flex-direction: column; }
.case-stat { display: flex; flex-direction: column; gap: 6px; padding: 26px 24px 6px; }
.case-stat b { font-size: clamp(2.8rem, 6vw, 4rem); }
.case-stat .tag { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.case-stat span:last-child { color: var(--muted); }
.case-body { padding: 16px 24px 24px; }
.case-body p { color: var(--muted); margin: 10px 0 14px; }
.case-body a { font-weight: 700; }

.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr; gap: 20px; counter-reset: s; }
@media (min-width: 900px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.steps li { counter-increment: s; border-top: 1px solid var(--line); padding-top: 16px; }
.steps li::before { content: counter(s, decimal-leading-zero); color: var(--accent); font-weight: 700; display: block; margin-bottom: 8px; }
.steps p { color: var(--muted); margin: 8px 0 0; }

.project-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; margin-bottom: 26px; }
.project-head h2 { margin-bottom: 8px; font-size: clamp(2rem, 4vw, 2.8rem); }
.project-sub { color: var(--muted); margin: 0; font-size: 1.1rem; max-width: 52ch; }

.empty { text-align: center; padding: 28px 16px; color: var(--muted); }
.empty h3 { color: var(--text); margin-bottom: 8px; }

.muted { color: var(--muted); }
.kicker a { color: inherit; text-decoration: none; }
.kicker a:hover { text-decoration: underline; }

/* ---------- Case cards and case pages ---------- */

.case-card {
  display: flex; flex-direction: column; gap: 6px; padding: 26px 24px 24px; text-decoration: none; color: var(--text);
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
  transition: transform 0.15s ease, background 0.15s ease;
}
.case-card:hover { transform: translateY(-2px); background: var(--card-hover); }
.case-card .tag { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.case-card b {
  font-size: clamp(2.6rem, 5.5vw, 3.6rem); line-height: 1.05; letter-spacing: -0.02em; font-variant-numeric: tabular-nums;
  color: var(--num);
}
.case-card .cap { color: var(--muted); }
.case-card h3 { margin-top: 14px; }
.case-card p { color: var(--muted); margin: 8px 0 12px; }
.case-card .more { margin-top: auto; }

.case-hero h1 { max-width: 22ch; }
.hero-stat { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px 18px; margin-top: 8px; }
.hero-stat b {
  font-size: clamp(3.2rem, 8vw, 5.4rem); line-height: 1; letter-spacing: -0.03em;
  color: var(--num);
}
.hero-stat span { color: var(--muted); font-size: 1.1rem; max-width: 34ch; }

.story { display: grid; gap: 0; }
.story-row { display: grid; grid-template-columns: 1fr; gap: 6px 40px; padding: 22px 0; border-top: 1px solid var(--line); }
.story-row:first-child { border-top: 0; padding-top: 0; }
.story-row h3 { color: var(--accent); font-size: 0.85rem; letter-spacing: 0.12em; text-transform: uppercase; }
.story-row p { margin: 0; font-size: 1.12rem; max-width: 68ch; }
@media (min-width: 800px) { .story-row { grid-template-columns: 180px 1fr; } }

.shots { display: grid; grid-template-columns: 1fr; gap: 20px; align-items: start; }
@media (min-width: 860px) { .shots { grid-template-columns: repeat(2, 1fr); } }
.shots figure { margin: 0; background: transparent; border-radius: 14px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.shots img { width: 100%; height: auto; filter: var(--shot-filter); }

.cta-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.cta-row h3 { font-size: 1.4rem; margin-bottom: 6px; }
.cta-row p { margin: 0; }

/* ---------- Notes ---------- */

.note-list { list-style: none; padding: 0; margin: 0; }
.note-list li { border-top: 1px solid var(--line); }
.note-list a { display: grid; gap: 6px; padding: 22px 0; text-decoration: none; color: var(--text); }
.note-list a:hover h3 { color: var(--accent); }
.note-list time { color: var(--muted); font-size: 0.9rem; }
.note-list p { color: var(--muted); margin: 0; }

.prose { max-width: 70ch; font-size: 1.1rem; }
.prose p { margin: 0 0 1.1em; }
.prose h2 { font-size: 1.5rem; margin: 1.8em 0 0.6em; }
.prose code, .prose pre { font-family: ui-monospace, "Cascadia Mono", Consolas, "SF Mono", Menlo, monospace; font-size: 0.92em; }
.prose pre { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; overflow-x: auto; }
.prose ul { padding-left: 20px; }
.prose li { margin: 0.4em 0; }
.prose .meta { color: var(--muted); font-size: 0.95rem; }

/* ---------- Footer ---------- */

.foot { border-top: 1px solid var(--line); padding: 28px 0 40px; color: var(--muted); font-size: 0.9rem; }
.foot-in { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }