/* Carobyte design tokens + base components. Shared by the public site and the admin panel. */

:root {
  --font-sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;

  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  --container: 1240px;
  --gutter: clamp(16px, 4vw, 32px);

  --ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
  --dur-1: 150ms;
  --dur-2: 240ms;
  --dur-3: 480ms;

  --accent: #C98B4E;
  --accent-ink: #0A0B0D;
  --carob-shine: #F3D9B6;
}

:root,
[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0A0B0D;
  --bg-elev: #111317;
  --bg-elev-2: #171A1F;
  --bg-elev-3: #1E2228;
  --line: #22262D;
  --line-strong: #30353D;
  --fg: #F2F4F5;
  --fg-muted: #A6ADB7;
  --fg-subtle: #7F8792;
  --accent-text: #D69B5F;
  --carob: #C98B4E;
  --accent-soft: rgb(201 139 78 / 0.14);
  --focus: #C98B4E;
  --danger: #F87171;
  --danger-soft: rgb(248 113 113 / 0.12);
  --ok: #4ADE80;
  --ok-soft: rgb(74 222 128 / 0.12);
  --warn: #FBBF24;
  --warn-soft: rgb(251 191 36 / 0.12);
  --shadow: 0 1px 0 rgb(255 255 255 / 0.04) inset, 0 20px 40px -20px rgb(0 0 0 / 0.6);
  --shadow-lg: 0 30px 80px -30px rgb(0 0 0 / 0.8);
  --grid-line: rgb(255 255 255 / 0.045);
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #F5F5F1;
  --bg-elev: #FFFFFF;
  --bg-elev-2: #EEEEE8;
  --bg-elev-3: #E5E5DE;
  --line: #E0E0D8;
  --line-strong: #CBCBC2;
  --fg: #0E0F11;
  --fg-muted: #4A4F57;
  --fg-subtle: #646A73;
  --accent-text: #8A5524;
  --carob: #9A5F2B;
  --accent-soft: rgb(201 139 78 / 0.18);
  --focus: #8A5524;
  --danger: #DC2626;
  --danger-soft: rgb(220 38 38 / 0.1);
  --ok: #15803D;
  --ok-soft: rgb(21 128 61 / 0.1);
  --warn: #B45309;
  --warn-soft: rgb(180 83 9 / 0.1);
  --shadow: 0 1px 2px rgb(15 15 15 / 0.04), 0 16px 32px -20px rgb(15 15 15 / 0.18);
  --shadow-lg: 0 30px 60px -30px rgb(15 15 15 / 0.3);
  --grid-line: rgb(0 0 0 / 0.05);
}

/* ---------- Reset ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font: 400 1rem/1.6 var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
h1, h2, h3, h4 { margin: 0; line-height: 1.15; font-weight: 600; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
ul, ol { margin: 0; padding: 0; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
::selection { background: var(--accent); color: var(--accent-ink); }

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

.sr-only {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 100;
  padding: 10px 16px;
  background: var(--accent); color: var(--accent-ink);
  border-radius: var(--radius-sm); font-weight: 600; text-decoration: none;
  transform: translateY(-160%);
  transition: transform var(--dur-2) var(--ease-out);
}
.skip-link:focus { transform: none; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.mono { font-family: var(--font-mono); }

.icon { flex: none; }

/* ---------- Logo: a carob seed between code brackets ---------- */

.logo-mark { flex: none; color: var(--fg); overflow: visible; }
.logo-br {
  fill: none; stroke: currentColor; stroke-width: 4.5; stroke-linecap: round; stroke-linejoin: round;
  transition: transform var(--dur-3) var(--ease-spring);
}
.logo-seed { fill: var(--carob); }
.logo-shine { fill: var(--carob-shine); }
.logo-seed-wrap { transform-box: fill-box; transform-origin: center; transition: transform var(--dur-3) var(--ease-spring); }
a:hover > .logo-mark .logo-br-l { transform: translateX(-4px); }
a:hover > .logo-mark .logo-br-r { transform: translateX(4px); }
a:hover > .logo-mark .logo-seed-wrap { transform: rotate(-12deg) scale(1.06); }

/* ---------- Buttons ---------- */

.btn {
  --btn-h: 44px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: var(--btn-h);
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-weight: 600; font-size: 0.95rem; line-height: 1;
  text-decoration: none; white-space: nowrap;
  cursor: pointer;
  transition: background-color var(--dur-1) var(--ease-out), border-color var(--dur-1) var(--ease-out),
              color var(--dur-1) var(--ease-out), transform var(--dur-2) var(--ease-spring), box-shadow var(--dur-2) var(--ease-out);
}
.btn:active { transform: scale(0.97); }
.btn-sm { --btn-h: 40px; padding: 0 14px; font-size: 0.9rem; }
.btn-lg { --btn-h: 52px; padding: 0 24px; font-size: 1rem; }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { box-shadow: 0 0 0 4px var(--accent-soft), 0 10px 30px -10px rgb(201 139 78 / 0.45); }
.btn-ghost { border-color: var(--line-strong); background: transparent; color: var(--fg); }
.btn-ghost:hover { background: var(--bg-elev-2); border-color: var(--fg-subtle); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { box-shadow: 0 0 0 4px var(--danger-soft); }
.btn[disabled], .btn[aria-busy="true"] { opacity: 0.6; cursor: progress; }

.icon-btn {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px; flex: none;
  border: 1px solid var(--line); border-radius: var(--radius-pill);
  background: transparent; color: var(--fg);
  cursor: pointer; text-decoration: none;
  transition: background-color var(--dur-1) var(--ease-out), border-color var(--dur-1) var(--ease-out), transform var(--dur-2) var(--ease-spring);
}
.icon-btn:hover { background: var(--bg-elev-2); border-color: var(--line-strong); }
.icon-btn:active { transform: scale(0.94); }
.icon-btn-solid { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.icon-btn-solid:hover { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

[data-theme="dark"] .when-light, [data-theme="light"] .when-dark { display: none; }

/* ---------- Labels, chips, badges ---------- */

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 0.8rem/1 var(--font-mono);
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent-text);
}
.eyebrow::before { content: ""; width: 20px; height: 1px; background: currentColor; }

.mono-label {
  font: 500 0.75rem/1.2 var(--font-mono);
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--fg-subtle);
}

.tag-list { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; }
.tag-list li {
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font: 500 0.75rem/1.4 var(--font-mono);
  color: var(--fg-muted);
  white-space: nowrap;
}
.tag-list-lg li { padding: 7px 14px; font-size: 0.85rem; }

.stage {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 10px 3px 8px;
  border-radius: var(--radius-pill);
  font: 600 0.72rem/1.4 var(--font-mono);
  letter-spacing: 0.04em; text-transform: uppercase;
  white-space: nowrap;
}
.stage::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.stage.is-live { color: var(--ok); background: var(--ok-soft); }
.stage.is-beta { color: var(--warn); background: var(--warn-soft); }
.stage.is-dev { color: var(--accent-text); background: var(--accent-soft); }
.stage.is-archived { color: var(--fg-subtle); background: var(--bg-elev-3); }

.card {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

/* ---------- Fake browser window (used for screenshots) ---------- */

.window {
  display: flex; flex-direction: column;
  background: var(--bg-elev-2);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  overflow: hidden;
}
.window-bar {
  display: flex; align-items: center; gap: 6px;
  flex: none; height: 32px; padding: 0 12px;
  background: var(--bg-elev-3);
  border-bottom: 1px solid var(--line);
}
.window-bar i { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.window-bar code {
  margin-left: 8px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  font: 500 0.72rem/1 var(--font-mono); color: var(--fg-subtle);
}

/* ---------- Forms ---------- */

.field { display: grid; gap: 6px; align-content: start; }
.field > label, .field-label { font-weight: 500; font-size: 0.9rem; color: var(--fg); }
.field-hint { font-size: 0.82rem; color: var(--fg-subtle); }
.field-error { min-height: 0; font-size: 0.85rem; color: var(--danger); }
.field-error:empty { display: none; }

input[type="text"], input[type="email"], input[type="url"], input[type="password"], input[type="number"], input[type="search"], input[type="tel"], select, textarea {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px;
  background: var(--bg-elev-2);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: border-color var(--dur-1) var(--ease-out), box-shadow var(--dur-1) var(--ease-out), background-color var(--dur-1) var(--ease-out);
}
textarea { resize: vertical; line-height: 1.55; }
select {
  appearance: none;
  padding-right: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237F8792' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
input::placeholder, textarea::placeholder { color: var(--fg-subtle); }
input:hover, select:hover, textarea:hover { border-color: var(--fg-subtle); }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--focus);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
[aria-invalid="true"] { border-color: var(--danger) !important; }
[aria-invalid="true"]:focus { box-shadow: 0 0 0 3px var(--danger-soft) !important; }

input[type="checkbox"] { width: 20px; height: 20px; accent-color: var(--accent); cursor: pointer; }
input[type="color"] {
  width: 46px; height: 46px; padding: 4px;
  background: var(--bg-elev-2); border: 1px solid var(--line-strong); border-radius: var(--radius-sm);
  cursor: pointer;
}

/* ---------- Motion ---------- */

.js [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
  transition-delay: calc(var(--i, 0) * 70ms);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; transition-delay: 0ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}