/* /samples/theme.css — editorial premium theme for the platform pages.
   Spacious type, strong composition, restrained motion. Full-bleed friendly.
   No icon fonts, no third-party CSS, no tracking. Depends on theme.css being present before page.css. */
:root {
  --ink: #0d1013;
  --ink-2: #141a20;
  --ink-3: #1c242c;
  --paper: #f7f5f0;
  --paper-2: #ffffff;
  --paper-3: #ece8e0;
  --line: rgba(13, 16, 19, 0.12);
  --line-soft: rgba(13, 16, 19, 0.07);
  --text: #14202b;
  --muted: #5d6b78;
  --muted-2: #7d8a96;
  --accent: #b4512a;
  --accent-soft: rgba(180, 81, 42, 0.1);
  --accent-2: #1f6f5c;
  --warn: #8a3b1e;
  --radius: 3px;
  --radius-lg: 6px;
  --step--1: clamp(0.78rem, 0.76rem + 0.1vw, 0.84rem);
  --step-0: clamp(0.95rem, 0.92rem + 0.16vw, 1.05rem);
  --step-1: clamp(1.1rem, 1.03rem + 0.34vw, 1.32rem);
  --step-2: clamp(1.35rem, 1.2rem + 0.75vw, 1.85rem);
  --step-3: clamp(1.8rem, 1.5rem + 1.5vw, 2.8rem);
  --step-4: clamp(2.3rem, 1.75rem + 2.8vw, 4.1rem);
  --track-eyebrow: 0.14em;
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Sitka Text", Georgia, "Times New Roman", serif;
  --font-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow-1: 0 1px 2px rgba(13, 16, 19, 0.05), 0 8px 24px rgba(13, 16, 19, 0.05);
  --measure: 62ch;
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  letter-spacing: -0.005em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
}

h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
h4 { font-size: var(--step-1); }

p { margin: 0 0 1rem; max-width: var(--measure); }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-decoration-color: var(--accent); text-underline-offset: 0.25em; }
a:hover { color: var(--accent); }

button, input, textarea, select { font: inherit; color: inherit; }

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

.frame { width: min(1240px, 100% - 3rem); margin-inline: auto; }
.frame-narrow { width: min(880px, 100% - 3rem); margin-inline: auto; }

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--step--1);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--accent);
}

.lead { font-size: var(--step-1); color: var(--muted); line-height: 1.5; max-width: var(--measure); }
.muted { color: var(--muted); }

.sample-label {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--step--1);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.3rem 0.7rem;
  background: rgba(255, 255, 255, 0.6);
}
.sample-label::before {
  content: "";
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--accent-2);
  opacity: 0.75;
}

/* ---------- site chrome ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(247, 245, 240, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-soft);
}
.site-header .frame { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 0.9rem 0; }
.brand { font-family: var(--font-display); font-size: var(--step-1); letter-spacing: -0.01em; text-decoration: none; }
.brand span { color: var(--muted-2); }
.site-nav { display: flex; gap: 1.4rem; font-size: var(--step--1); letter-spacing: 0.04em; text-transform: uppercase; }
.site-nav a { text-decoration: none; color: var(--muted); }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }

.site-footer {
  margin-top: 6rem;
  border-top: 1px solid var(--line);
  background: var(--paper-2);
  padding: 3rem 0 2.5rem;
  font-size: var(--step--1);
  color: var(--muted);
}
.site-footer .cols { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.site-footer h4 { font-size: var(--step--1); letter-spacing: var(--track-eyebrow); text-transform: uppercase; font-family: var(--font-body); font-weight: 600; margin-bottom: 0.6rem; color: var(--ink); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; }

/* ---------- sections ---------- */
.section { padding: clamp(3rem, 6vw, 6.5rem) 0; }
.section-tight { padding: clamp(2rem, 4vw, 3.5rem) 0; }
.divider { border-top: 1px solid var(--line-soft); }

.split { display: grid; gap: clamp(1.5rem, 4vw, 4rem); grid-template-columns: 1fr; align-items: start; }
@media (min-width: 900px) {
  .split { grid-template-columns: 1.05fr 1fr; }
  .split-wide { grid-template-columns: 1.3fr 0.7fr; }
}

.grid { display: grid; gap: 1.25rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card {
  background: var(--paper-2);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  padding: clamp(1.2rem, 2.5vw, 1.8rem);
  box-shadow: var(--shadow-1);
}
.card h3 { margin-bottom: 0.4rem; }
.card p { color: var(--muted); font-size: var(--step-0); }

.service-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-soft); }
.service-list li { padding: 1.1rem 0; border-bottom: 1px solid var(--line-soft); display: grid; gap: 0.3rem; }
.service-list strong { font-family: var(--font-display); font-size: var(--step-1); font-weight: 400; }
.service-list span { color: var(--muted); font-size: var(--step-0); max-width: 58ch; }

.steps { counter-reset: step; list-style: none; margin: 0; padding: 0; display: grid; gap: 0.9rem; }
.steps li { counter-increment: step; display: grid; grid-template-columns: auto 1fr; gap: 0.9rem; align-items: baseline; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--muted-2);
}
.steps strong { display: block; font-family: var(--font-display); font-weight: 400; font-size: var(--step-1); }
.steps span { color: var(--muted); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(3rem, 7vw, 7rem) 0 clamp(2rem, 4vw, 3.5rem); }
.hero-copy { max-width: 62ch; }
.hero h1 { margin: 1rem 0 1.25rem; }
.hero .meta { display: flex; flex-wrap: wrap; gap: 1.2rem; align-items: center; margin-top: 1.75rem; font-size: var(--step--1); color: var(--muted); }

.hero-figure { margin: 0; border: 1px solid var(--line-soft); border-radius: var(--radius-lg); overflow: hidden; background: var(--ink); aspect-ratio: 16 / 10; position: relative; }
.hero-figure .plate { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; color: rgba(247, 245, 240, 0.92); padding: 1.5rem; }
.hero-figure .plate strong { font-family: var(--font-display); font-size: var(--step-2); font-weight: 400; display: block; }
.hero-figure .plate small { color: rgba(247, 245, 240, 0.6); letter-spacing: 0.1em; text-transform: uppercase; font-size: var(--step--1); }

/* ---------- buttons ---------- */
.btn, button {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  padding: 0.62rem 1.05rem;
  cursor: pointer;
  font-size: var(--step--1);
  letter-spacing: 0.02em;
  transition: transform 140ms ease, background-color 140ms ease, color 140ms ease, border-color 140ms ease;
}
.btn:hover, button:hover:not(:disabled) { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn:active, button:active:not(:disabled) { transform: translateY(1px); }
button:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-ghost, .btn-small {
  background: transparent;
  color: inherit;
  border-color: var(--line);
}
.btn-ghost:hover:not(:disabled), .btn-small:hover:not(:disabled) { background: var(--paper-3); border-color: var(--line); color: var(--ink); }
.btn-small { padding: 0.42rem 0.7rem; font-size: var(--step--1); }
.btn-stop { background: transparent; border-color: var(--warn); color: var(--warn); }
.btn-stop:hover:not(:disabled) { background: var(--warn); border-color: var(--warn); color: #fff; }

.link-out { display: inline-flex; align-items: center; gap: 0.35rem; font-size: var(--step--1); letter-spacing: 0.04em; text-transform: uppercase; text-decoration: none; color: var(--muted); }
.link-out:hover { color: var(--accent); }

.notice {
  border-left: 2px solid var(--accent);
  background: var(--accent-soft);
  padding: 0.9rem 1.1rem;
  font-size: var(--step--1);
  color: var(--text);
  border-radius: 0 var(--radius) var(--radius) 0;
  max-width: 70ch;
}
.notice strong { font-weight: 600; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

@media print {
  .site-header, .site-footer, .assistant-voice { display: none; }
  body { background: #fff; }
}