:root {
  --chai: #c8843a;
  --chai-dark: #7a4e1e;
  --cream: #fdf6ec;
  --ink: #1a1109;
  --steam: #e8d5b7;
  --bg: #fdf6ec;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Syne', sans-serif;
  background: var(--bg);
  color: var(--ink);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── PAGE CHROME / HERO ── */
.page-header {
  background: radial-gradient(ellipse 80% 60% at 50% 40%, #3d1e08 0%, #1a0d04 55%, #120800 100%);
  padding: 5rem 2rem 4rem;
  position: relative;
  overflow: hidden;
  text-align: center;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
}

/* soft inner glow ring */
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 45%, rgba(180, 100, 30, .18) 0%, transparent 70%);
  pointer-events: none;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  border: 1px solid rgba(200, 132, 58, .45);
  background: rgba(200, 132, 58, .08);
  color: #c8a070;
  font-family: 'JetBrains Mono', monospace;
  font-size: .65rem;
  font-weight: 500;
  letter-spacing: .14em;
  padding: .35rem .9rem;
  border-radius: 999px;
  margin-bottom: 2rem;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.badge::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 6px #4ade80;
  flex-shrink: 0;
}

.page-header h1 {
  font-size: clamp(3.5rem, 10vw, 7.5rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 1.5rem;
  letter-spacing: -.02em;
  position: relative;
  z-index: 1;
}

/* "Chai" — warm cream */
.page-header h1 .hero-chai {
  color: #f0dfc0;
}

/* "Tailwind" — amber/orange */
.page-header h1 .hero-tailwind {
  color: var(--chai);
}

.page-header .hero-sub {
  color: #a89070;
  font-size: 1.05rem;
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  position: relative;
  z-index: 1;
}

.page-header .hero-sub code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .82em;
  background: rgba(200, 132, 58, .15);
  border: 1px solid rgba(200, 132, 58, .3);
  color: #d4a96a;
  padding: .1rem .4rem;
  border-radius: 4px;
}

/* ── HERO CODE SNIPPET BOX ── */
.hero-code {
  position: relative;
  z-index: 1;
  background: #0e0905;
  border: 1px solid #2e1e0e;
  border-radius: 12px;
  padding: 1.4rem 2rem;
  max-width: 620px;
  width: 100%;
  text-align: left;
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  line-height: 1.8;
  box-shadow: 0 8px 40px rgba(0, 0, 0, .5);
}

.hero-code .hc-tag   { color: #7aa6d4; }
.hero-code .hc-attr  { color: #c8843a; }
.hero-code .hc-eq    { color: #7a6a5a; }
.hero-code .hc-str   { color: #6dbf7e; }


/* ── LIVE PLAYGROUND ── */
.playground {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 520px;
  border-bottom: 2px solid var(--steam);
}

@media (max-width: 760px) {
  .playground {
    grid-template-columns: 1fr;
  }
}

.pane {
  padding: 2.5rem;
  position: relative;
}

.pane-left {
  background: #1e150a;
  border-right: 2px solid #2e200f;
}

.pane-right {
  background: var(--cream);
}

.pane-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.pane-left .pane-label {
  color: #5a4030;
}

.pane-right .pane-label {
  color: #b89060;
}

#html-input {
  width: 100%;
  height: 360px;
  background: transparent;
  border: none;
  outline: none;
  resize: none;
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
  line-height: 1.7;
  color: #d4a96a;
  caret-color: var(--chai);
}

#html-input::placeholder {
  color: #3a2a1a;
}

#preview-frame {
  width: 100%;
  height: 360px;
  border: none;
  background: white;
  border-radius: 8px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, .08);
}

.run-bar {
  background: #150e05;
  padding: .75rem 2.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 2px solid #2e200f;
}

.run-btn {
  background: var(--chai);
  color: #fff;
  border: none;
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: .85rem;
  padding: .55rem 1.4rem;
  border-radius: 4px;
  cursor: pointer;
  letter-spacing: .04em;
  transition: background .15s;
}

.run-btn:hover {
  background: #e09545;
}

.run-hint {
  font-family: 'JetBrains Mono', monospace;
  font-size: .7rem;
  color: #4a3020;
}

/* ── DOCS SECTION ── */
.docs {
  background: radial-gradient(ellipse 80% 60% at 50% 40%, #3d1e08 0%, #1a0d04 55%, #120800 100%);
  padding: 5rem 4rem;
  position: relative;
}

.docs-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.docs h2 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: .5rem;
  color: #f0dfc0;
  letter-spacing: -.01em;
}

.docs .subtitle {
  color: #a89070;
  margin-bottom: 2.8rem;
  font-size: 1rem;
  line-height: 1.6;
}

.docs .subtitle code {
  font-family: 'JetBrains Mono', monospace;
  font-size: .82em;
  background: rgba(200, 132, 58, .15);
  border: 1px solid rgba(200, 132, 58, .3);
  color: #d4a96a;
  padding: .1rem .4rem;
  border-radius: 4px;
}

.utility-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* ── BROWSER-WINDOW CARD ── */
.utility-card {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #2e1e0e;
  box-shadow: 0 8px 32px rgba(0,0,0,.4);
  transition: transform .2s, box-shadow .2s;
}

.utility-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 48px rgba(0,0,0,.55);
}

/* dark top chrome bar */
.card-chrome {
  background: #2a1506;
  padding: .65rem 1rem;
  display: flex;
  align-items: center;
  gap: .55rem;
  border-bottom: 1px solid #3d2010;
}

.card-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  flex-shrink: 0;
}
.card-dot.red    { background: #ff5f57; }
.card-dot.yellow { background: #febc2e; }
.card-dot.green  { background: #28c840; }

.card-chrome-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: .7rem;
  font-weight: 600;
  color: #c8a878;
  letter-spacing: .08em;
  margin-left: .3rem;
}

/* cream body */
.card-body {
  background: #fdf6ec;
  padding: 1.2rem 1.2rem .9rem;
}

/* dark code terminal at bottom */
.card-code {
  background: #100a04;
  padding: .9rem 1.1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  line-height: 1.9;
  color: #8a7060;
  border-top: 1px solid #2a1506;
}

.card-code .cc-class  { color: #c8843a; }
.card-code .cc-arrow  { color: #5a4a3a; }
.card-code .cc-prop   { color: #d4a96a; }
.card-code .cc-bold   { font-weight: 700; color: #e0c090; }

/* ── util-rows live inside .card-body ── */
.util-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .32rem 0;
  border-bottom: 1px solid #ecdbc8;
  font-size: .8rem;
}

.util-row:last-child { border-bottom: none; }

.util-class {
  font-family: 'JetBrains Mono', monospace;
  color: #7a4e1e;
  background: #fce9c8;
  padding: .12rem .42rem;
  border-radius: 4px;
  font-size: .75rem;
}

.util-css {
  color: #8a6848;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
}

/* ── spacing pill demo ── */
.sp-pill {
  display: block;
  background: #f5d97a;
  border-radius: 6px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  color: #5a3e00;
  margin-bottom: .45rem;
  padding: .45rem;
  font-weight: 600;
}

/* ── color swatch grid ── */
.color-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: .4rem;
  margin-bottom: .4rem;
}

.color-swatch {
  aspect-ratio: 1;
  border-radius: 7px;
}

/* ── typography demo ── */
.typo-display {
  font-size: 1.9rem;
  font-weight: 800;
  color: #1a1109;
  line-height: 1.05;
  margin-bottom: .15rem;
}

.typo-sub {
  font-size: .95rem;
  font-weight: 600;
  color: #3a2a1a;
  margin-bottom: .15rem;
}

.typo-body {
  font-size: .82rem;
  color: #6a5040;
  font-style: italic;
  line-height: 1.55;
  margin-bottom: .2rem;
}

.typo-label {
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--chai);
}

/* ── DEMO STRIP ── */
.demo-strip {
  background: var(--ink);
  padding: 3rem 4rem;
}

.demo-strip h2 {
  color: #fff;
  font-weight: 800;
  font-size: 1.5rem;
  margin-bottom: 2rem;
}

.demo-strip h2 span {
  color: var(--chai);
}

.demo-boxes {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.demo-box {
  padding: .75rem 1.25rem;
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
  color: #fff;
}

footer {
  text-align: center;
  padding: 2rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .72rem;
  color: #b89060;
  background: var(--ink);
  border-top: 1px solid #2a1a08;
}