/* Extraflyrice Design System for CustomMerch Learn Section */
@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500;700&family=Inter:wght@400;500;600;700;800&family=Playfair+Display:ital,wght@0,600;0,700;1,600&display=swap');

/* --- 5 Extraflyrice Themes --- */
:root,
html[data-theme="rice-paper"] {
  --bg: #f2ead8;
  --bg-card: #fffaf0;
  --bg-card-hover: #fffdf7;
  --border: #cdbfa6;
  --border-light: #e5dac7;
  --text: #28211b;
  --text-dim: #6f6358;
  --accent: #bd3f2b;
  --accent-dim: rgba(189, 63, 43, 0.12);
  --blue: #365c6f;
  --glow-a: rgba(189, 63, 43, 0.09);
  --glow-b: rgba(54, 92, 111, 0.08);
  --radius: 8px;
  --shadow: 0 12px 30px rgba(64, 46, 30, 0.08);
  --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
}

html[data-theme="cosmic-workshop"] {
  --bg: #080b1a;
  --bg-card: #12172b;
  --bg-card-hover: #181f39;
  --border: #2b3558;
  --border-light: #3d4a75;
  --text: #f5f3ff;
  --text-dim: #aab3d1;
  --accent: #ffb84c;
  --accent-dim: rgba(255, 184, 76, 0.13);
  --blue: #52d9ff;
  --glow-a: rgba(255, 184, 76, 0.14);
  --glow-b: rgba(82, 217, 255, 0.13);
  --radius: 16px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.42);
  --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

html[data-theme="blueprint-lab"] {
  --bg: #063b77;
  --bg-card: #0b4a8f;
  --bg-card-hover: #1058a4;
  --border: rgba(230, 247, 255, 0.48);
  --border-light: rgba(230, 247, 255, 0.25);
  --text: #f5fbff;
  --text-dim: #c8e1f2;
  --accent: #fff26b;
  --accent-dim: rgba(255, 242, 107, 0.13);
  --blue: #9fe8ff;
  --glow-a: rgba(255, 242, 107, 0.08);
  --glow-b: rgba(159, 232, 255, 0.11);
  --radius: 0px;
  --shadow: 6px 6px 0 rgba(3, 28, 57, 0.55);
  --font: 'Inter', 'Courier New', monospace;
  --font-serif: 'Courier New', monospace;
}

html[data-theme="vapor-orchard"] {
  --bg: #fff1eb;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --border: #d7c8ed;
  --border-light: #ece3f5;
  --text: #392d4a;
  --text-dim: #766a85;
  --accent: #b64b9a;
  --accent-dim: rgba(182, 75, 154, 0.12);
  --blue: #5b6edb;
  --glow-a: rgba(182, 75, 154, 0.12);
  --glow-b: rgba(91, 110, 219, 0.12);
  --radius: 18px;
  --shadow: 0 16px 40px rgba(182, 75, 154, 0.10);
  --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

html[data-theme="kinetic-editorial"] {
  --bg: #0d0d0d;
  --bg-card: #181818;
  --bg-card-hover: #222222;
  --border: #333333;
  --border-light: #444444;
  --text: #ffffff;
  --text-dim: #999999;
  --accent: #ff3344;
  --accent-dim: rgba(255, 51, 68, 0.15);
  --blue: #00d4ff;
  --glow-a: rgba(255, 51, 68, 0.1);
  --glow-b: rgba(0, 212, 255, 0.1);
  --radius: 4px;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
  --font: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.65;
  transition: background 0.3s ease, color 0.3s ease;
}

.wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 60px);
}

/* Header & Theme Control */
.learn-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
}

.learn-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand {
  font-size: 22px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -1px;
}
.brand span { font-weight: 500; }
.brand i { font-style: normal; color: var(--accent); }

.learn-pill {
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  background: var(--accent-dim);
  color: var(--accent);
  padding: 4px 10px;
  border-radius: 99px;
  border: 1px solid var(--accent);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.back-to-shop {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}
.back-to-shop:hover { color: var(--accent); }

.theme-control {
  display: flex;
  align-items: center;
  gap: 8px;
}
.theme-control label {
  font-size: 11px;
  font-family: 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--text-dim);
}
.theme-picker {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
}

/* Breadcrumbs */
.breadcrumbs {
  padding: 16px 0;
  font-size: 12px;
  font-family: 'DM Mono', monospace;
  color: var(--text-dim);
  display: flex;
  gap: 8px;
  align-items: center;
}
.breadcrumbs a {
  color: var(--text-dim);
  text-decoration: none;
}
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs span { color: var(--border); }

/* Hero */
.learn-hero {
  padding: 60px 0 50px;
  border-bottom: 1px solid var(--border);
}
.eyebrow {
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.learn-hero h1 {
  font-size: clamp(36px, 4.5vw, 64px);
  line-height: 1.08;
  letter-spacing: -2px;
  margin: 0 0 16px;
  font-weight: 800;
}
.learn-hero h1 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 600;
  color: var(--accent);
}
.lead {
  font-size: clamp(16px, 1.8vw, 20px);
  color: var(--text-dim);
  max-width: 780px;
  margin: 0 0 28px;
  line-height: 1.55;
}

/* Nav Subbar */
.learn-subnav {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}
.subnav-link {
  padding: 8px 16px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s;
}
.subnav-link:hover, .subnav-link.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* Partner Cards Grid (Extraflyrice Style) */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-bottom: 60px;
}

.partner-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
  position: relative;
}
.partner-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  background: var(--bg-card-hover);
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.partner-tag {
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 4px 10px;
  border-radius: var(--radius);
}
.partner-abbr {
  font-family: 'DM Mono', monospace;
  font-weight: 700;
  font-size: 12px;
  color: var(--text-dim);
}

.partner-card h3 {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 10px;
  line-height: 1.2;
}

.partner-card p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.5;
  margin: 0 0 20px;
  flex: 1;
}

.partner-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  font-size: 11px;
  font-family: 'DM Mono', monospace;
  margin-bottom: 20px;
}
.partner-specs div {
  display: flex;
  flex-direction: column;
}
.spec-label {
  color: var(--text-dim);
  font-size: 9px;
  text-transform: uppercase;
}
.spec-value {
  color: var(--text);
  font-weight: 700;
  font-size: 11px;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-light);
  padding-top: 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
}

/* Dedicated Tool Cards Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin: 28px 0 40px;
}

.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, border-color 0.2s;
}
.tool-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.tool-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.tool-badge {
  font-family: 'DM Mono', monospace;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius);
}
.badge-free {
  background: rgba(34, 197, 94, 0.15);
  color: #16a34a;
}
.badge-freemium {
  background: rgba(59, 130, 246, 0.15);
  color: #2563eb;
}
.badge-paid {
  background: rgba(234, 179, 8, 0.15);
  color: #ca8a04;
}

.tool-card h4 {
  font-size: 18px;
  font-weight: 800;
  margin: 0 0 6px;
}
.tool-card p {
  font-size: 13px;
  color: var(--text-dim);
  line-height: 1.5;
  margin: 0 0 16px;
  flex: 1;
}

.tool-features {
  font-size: 12px;
  color: var(--text);
  margin-bottom: 16px;
  padding: 10px;
  background: var(--bg);
  border-radius: var(--radius);
}
.tool-features strong {
  display: block;
  font-size: 10px;
  font-family: 'DM Mono', monospace;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.tool-link {
  margin-top: auto;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.tool-link:hover { text-decoration: underline; }

/* Lesson Page Layout */
.lesson-layout {
  padding: 40px 0 80px;
}

.lesson-content {
  max-width: 840px;
}

.lesson-content h2 {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -1px;
  margin: 44px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}

.lesson-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 28px 0 10px;
}

.lesson-content p, .lesson-content li {
  font-size: 15px;
  color: var(--text);
  line-height: 1.7;
}

.callout-box {
  background: var(--bg-card);
  border-left: 4px solid var(--accent);
  border-top: 1px solid var(--border);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 24px 0;
}
.callout-box strong {
  display: block;
  font-size: 15px;
  margin-bottom: 6px;
  color: var(--text);
}
.callout-box p {
  margin: 0;
  font-size: 14px;
  color: var(--text-dim);
}

/* Milestones Roadmaps */
.milestones-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 32px 0 60px;
}

.milestone-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 20px;
  box-shadow: var(--shadow);
}
.milestone-num {
  font-family: 'DM Mono', monospace;
  font-size: 22px;
  font-weight: 800;
  color: var(--accent);
}
.milestone-body h3 {
  margin: 0 0 8px;
  font-size: 20px;
}
.milestone-body p {
  color: var(--text-dim);
  font-size: 14px;
  margin: 0 0 14px;
}

.milestone-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}
.milestone-checkbox input {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

/* Template Toolkit Grid */
.templates-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 18px;
  margin: 30px 0 60px;
}
.template-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.template-num {
  font-family: 'DM Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  font-weight: 700;
}
.template-item h4 {
  font-size: 16px;
  margin: 8px 0;
}
.template-item p {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0;
}

/* Footer */
.learn-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  font-size: 13px;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

@media (max-width: 768px) {
  .learn-header-inner { flex-direction: column; height: auto; padding: 14px 0; gap: 12px; }
  .partner-grid { grid-template-columns: 1fr; }
  .tools-grid { grid-template-columns: 1fr; }
  .milestone-item { grid-template-columns: 1fr; }
}