/* ====== Design tokens ====== */
:root {
  --bg: #0b0b0b;
  --fg: #f5f5f5;
  --muted: #b9b9b9;
  --brand: #ffb347;          /* warm ember */
  --card: #141414;
  --border: #222;

  --font-sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  --font-serif: "Garamond", "EB Garamond", Georgia, serif;

  --maxw: 1100px;

  /* Fluid type & spacing */
  --step--1: clamp(0.85rem, 0.78rem + 0.3vw, 0.95rem);
  --step-0:  clamp(1.00rem, 0.92rem + 0.6vw, 1.10rem);
  --step-1:  clamp(1.25rem, 1.10rem + 1.0vw, 1.40rem);
  --step-2:  clamp(1.60rem, 1.35rem + 1.6vw, 1.95rem);
  --step-3:  clamp(2.10rem, 1.70rem + 2.4vw, 2.70rem);
  --step-4:  clamp(2.80rem, 2.20rem + 3.4vw, 3.60rem);

  --space-1: clamp(8px, 0.6vw, 10px);
  --space-2: clamp(12px, 0.9vw, 16px);
  --space-3: clamp(16px, 1.2vw, 22px);
  --space-4: clamp(24px, 2.0vw, 36px);
  --space-5: clamp(32px, 2.6vw, 48px);
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);

  /* Wave colors (warm embers) */
  --wave-1: rgba(255, 179, 71, 0.18);
  --wave-2: rgba(255, 179, 71, 0.12);
  --wave-3: rgba(255, 179, 71, 0.08);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fafafa;
    --fg: #101010;
    --muted: #4a4a4a;
    --card: #ffffff;
    --border: #e7e7e7;

    --wave-1: rgba(255, 153, 0, 0.20);
    --wave-2: rgba(255, 153, 0, 0.12);
    --wave-3: rgba(255, 153, 0, 0.08);
  }
}

/* ====== Base ====== */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-serif);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.container {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

/* Accessibility */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--fg);
  color: var(--bg);
  padding: 8px 12px;
  border-radius: 6px;
  transition: top .2s;
  z-index: 1000;
}
.skip-link:focus { top: 10px; }

/* ====== Header (brand + icon only) ====== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent);
  backdrop-filter: blur(6px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding-block: var(--space-2);
}
.brand {
  font-family: var(--font-serif);
  font-size: var(--step-2);
  text-decoration: none;
  color: var(--fg);
  letter-spacing: 0.5px;
}

/* ====== Hero ====== */
.site-main { padding-block: var(--space-5); }
.hero {
  text-align: center;
  padding-block: var(--space-5);
}
.hero-title {
  font-size: var(--step-4);
  margin: 0 0 var(--space-2);
}
.hero-subtitle {
  font-family: var(--font-sans);
  color: var(--muted);
  font-size: var(--step-1);
  margin: 0;
}

/* ====== Cards ====== */
.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  padding-bottom: var(--space-5);
}
@media (min-width: 700px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1040px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}

.card {
  display: grid;
  gap: 6px;
  background: linear-gradient(180deg, var(--card), transparent);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-4);
  text-decoration: none;
  color: var(--fg);
  box-shadow: var(--shadow);
  transition: transform .15s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-2px); border-color: #333; }
.card h2 {
  margin: 0;
  font-size: var(--step-1);
  letter-spacing: 0.3px;
}
.card p {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--muted);
  font-size: var(--step-0);
}

/* ====== Page Header ====== */
.page-header { padding-block: var(--space-4); }
.page-title { font-size: var(--step-3); margin: 0; }

/* ====== Prose (typography for long-form) ====== */
.prose {
  font-family: var(--font-serif);
  font-size: var(--step-0);
  color: var(--fg);
  line-height: 1.8;
  padding-bottom: var(--space-5);
}
.prose p { margin: 0 0 1em; }
.prose h1, .prose h2, .prose h3, .prose h4 { margin: 1.6em 0 0.6em; line-height: 1.25; }
.prose h2 { font-size: var(--step-2); }
.prose h3 { font-size: var(--step-1); }
.prose blockquote {
  margin: 1.2em 0;
  padding-left: 1em;
  border-left: 3px solid var(--brand);
  color: var(--muted);
  font-style: italic;
}
.prose ul, .prose ol { padding-left: 1.4em; margin: 0.8em 0; }
.prose hr { border: 0; border-top: 1px solid var(--border); margin: 2em 0; }
.prose a { color: var(--fg); text-decoration: underline; }
.prose figure { margin: 1.2em 0; }
.prose img { max-width: 100%; height: auto; display: block; }

/* ====== Footer ====== */
.site-footer { border-top: 1px solid var(--border); padding-block: var(--space-4); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
.footer-instagram { color: var(--fg); text-decoration: none; opacity: 0.9; }
.footer-instagram:hover { opacity: 1; }

/* ===== Subtle waves ===== */
.waves { pointer-events: none; position: fixed; left: 0; right: 0; bottom: 0; height: 22vh; z-index: 1; opacity: 0.7; }
.wave { position: absolute; left: -50%; width: 200%; height: 100%; transform: translateX(0); }
.wave path { fill: var(--wave-1); }
.wave-1 { bottom: 0;   animation: wave-drift 18s linear infinite; filter: blur(1px); }
.wave-2 { bottom: 4vh; animation: wave-drift 26s linear infinite reverse; }
.wave-3 { bottom: 8vh; animation: wave-drift 34s linear infinite; }
.wave-2 path { fill: var(--wave-2); }
.wave-3 path { fill: var(--wave-3); }

@keyframes wave-drift { from { transform: translateX(0); } to { transform: translateX(-25%); } }

@media (prefers-reduced-motion: reduce) {
  .wave-1, .wave-2, .wave-3 { animation: none; }
  .waves { opacity: 0.15; }
}

/* ====== Utility ====== */
.icon-link { display: inline-flex; align-items: center; gap: 6px; }