/* Shared UI kit for Content Ideas pages */

/* Typography */
.ui-fonts {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
}

:root {
  --ui-radius: 16px;
  --ui-radius-sm: 12px;
  --ui-gap: 12px;
  --ui-wrap: 980px;

  --ui-bg: #f6f7fb;
  --ui-text: #0f1222;
  --ui-muted: rgba(15, 18, 34, 0.62);
  --ui-muted2: rgba(15, 18, 34, 0.48);
  --ui-surface: rgba(255, 255, 255, 0.9);
  --ui-surface2: rgba(255, 255, 255, 0.72);
  --ui-border: rgba(15, 18, 34, 0.1);
  --ui-border2: rgba(15, 18, 34, 0.16);
  --ui-shadow: 0 16px 44px rgba(15, 18, 34, 0.12);
  --ui-shadow2: 0 10px 28px rgba(15, 18, 34, 0.1);

  --ui-accent: #5d63ff;
  --ui-accent2: #ff8f3d;
}

body.ui-dark {
  --ui-bg: #07080b;
  --ui-text: rgba(255, 255, 255, 0.92);
  --ui-muted: rgba(255, 255, 255, 0.64);
  --ui-muted2: rgba(255, 255, 255, 0.48);
  --ui-surface: rgba(255, 255, 255, 0.08);
  --ui-surface2: rgba(255, 255, 255, 0.06);
  --ui-border: rgba(255, 255, 255, 0.12);
  --ui-border2: rgba(255, 255, 255, 0.18);
  --ui-shadow: 0 16px 44px rgba(0, 0, 0, 0.34);
  --ui-shadow2: 0 10px 28px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body.ui {
  margin: 0;
  padding: 2.25rem 1rem 4rem;
  background: var(--ui-bg);
  color: var(--ui-text);
  min-height: 100vh;
}

/* Layout */
.wrap {
  max-width: var(--ui-wrap);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 8px 0 18px;
  background: linear-gradient(
    to bottom,
    color-mix(in oklab, var(--ui-bg), transparent 10%),
    transparent
  );
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.home-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-size: 13px;
  font-weight: 650;
  color: var(--ui-text);
  background: color-mix(in oklab, var(--ui-surface), transparent 10%);
  border: 1px solid var(--ui-border);
  padding: 9px 11px;
  border-radius: 999px;
}
.home-link:hover {
  border-color: color-mix(in oklab, var(--ui-accent), var(--ui-border) 55%);
}

.header {
  margin-bottom: 1.4rem;
}

.eyebrow {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--ui-accent), var(--ui-text) 20%);
  margin-bottom: 10px;
  font-weight: 700;
}

h1 {
  font-family: "DM Serif Display", ui-serif, Georgia, serif;
  font-size: 38px;
  font-weight: 400;
  margin: 0 0 10px;
  letter-spacing: 0.01em;
  line-height: 1.12;
}

.sub {
  font-size: 14px;
  color: var(--ui-muted);
  margin: 0 0 1.25rem;
  line-height: 1.75;
  max-width: 72ch;
}

/* Stats */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 1.25rem;
}

.stat {
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  padding: 14px 12px;
  text-align: center;
  box-shadow: var(--ui-shadow2);
}

.stat-n {
  font-family: "DM Serif Display", ui-serif, Georgia, serif;
  font-size: 26px;
  font-weight: 400;
  color: color-mix(in oklab, var(--ui-accent), var(--ui-text) 20%);
}

.stat-l {
  font-size: 11px;
  color: var(--ui-muted2);
  margin-top: 2px;
  letter-spacing: 0.04em;
}

/* Controls */
.controls {
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
  border-radius: 18px;
  padding: 14px;
  box-shadow: var(--ui-shadow);
  margin-bottom: 16px;
}

.grid3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--ui-gap);
}

label {
  font-size: 11px;
  color: var(--ui-muted2);
  display: block;
  margin-bottom: 4px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 650;
}

select,
input[type="text"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-sm);
  font-size: 14px;
  background: color-mix(in oklab, var(--ui-surface), transparent 10%);
  color: var(--ui-text);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

select:focus,
input[type="text"]:focus {
  border-color: color-mix(in oklab, var(--ui-accent), var(--ui-border) 40%);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--ui-accent), transparent 86%);
}

.btn-row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
  flex-wrap: wrap;
}

button {
  padding: 10px 14px;
  border: 1px solid var(--ui-border2);
  border-radius: var(--ui-radius-sm);
  font-size: 13px;
  font-weight: 650;
  letter-spacing: 0.01em;
  cursor: pointer;
  background: color-mix(in oklab, var(--ui-surface), transparent 8%);
  color: var(--ui-text);
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

button:hover {
  background: color-mix(in oklab, var(--ui-surface), transparent 2%);
  border-color: color-mix(in oklab, var(--ui-accent), var(--ui-border2) 55%);
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

button.primary {
  background: color-mix(in oklab, var(--ui-accent), var(--ui-accent2) 30%);
  border-color: transparent;
  color: rgba(255, 255, 255, 0.98);
}
button.primary:hover {
  filter: brightness(1.02);
}

/* List */
.topic-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.topic-card {
  background: var(--ui-surface);
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius);
  padding: 16px 16px;
  box-shadow: var(--ui-shadow2);
}

.topic-title {
  font-size: 14px;
  font-weight: 650;
  line-height: 1.5;
  margin-bottom: 8px;
}

.topic-hook {
  font-size: 13px;
  color: var(--ui-muted);
  line-height: 1.65;
  margin-bottom: 12px;
  font-style: italic;
}

.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.badge {
  font-size: 11px;
  font-weight: 650;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--ui-border), transparent 20%);
}

.copy-btn {
  font-size: 12px;
  color: var(--ui-muted2);
  cursor: pointer;
  border: 1px solid var(--ui-border);
  border-radius: var(--ui-radius-sm);
  padding: 6px 10px;
  background: color-mix(in oklab, var(--ui-surface), transparent 28%);
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.copy-btn:hover {
  background: color-mix(in oklab, var(--ui-surface), transparent 8%);
  color: color-mix(in oklab, var(--ui-text), var(--ui-muted2) 25%);
  border-color: color-mix(in oklab, var(--ui-accent), var(--ui-border) 65%);
}

.copy-btn.copied {
  border-color: rgba(16, 185, 129, 0.55);
  color: rgba(6, 95, 79, 0.9);
}

.page-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 1rem;
  font-size: 13px;
  color: var(--ui-muted2);
}

.empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--ui-muted);
  font-size: 14px;
}

@media (max-width: 860px) {
  .grid3 {
    grid-template-columns: 1fr;
  }
  .stat-row {
    grid-template-columns: repeat(2, 1fr);
  }
  h1 {
    font-size: 30px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }
  button,
  .copy-btn {
    transition: none !important;
  }
}