/* ============================================
   ゆめみの森アカデミー - ギルドテーマ CSS
   ============================================ */

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg-dark: #1a1a2e;
  --color-bg-medium: #16213e;
  --color-bg-light: #0f3460;
  --color-accent-gold: #c9a84c;
  --color-accent-gold-light: #e8d48b;
  --color-accent-green: #4ecca3;
  --color-accent-green-dark: #3ba88a;
  --color-accent-kids: #f0a050;
  --color-accent-kids-light: #ffd699;
  --color-text-primary: #e8e8e8;
  --color-text-secondary: #b0b0c0;
  --color-text-dark: #1a1a2e;
  --color-border: rgba(201, 168, 76, 0.3);
  --color-card-bg: rgba(22, 33, 62, 0.85);
  --color-card-bg-hover: rgba(22, 33, 62, 0.95);
  --font-heading: 'Noto Serif JP', serif;
  --font-body: 'Noto Sans JP', sans-serif;
  --font-accent: 'Cinzel', serif;
  --shadow-gold: 0 0 20px rgba(201, 168, 76, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
  --transition-base: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  line-height: 1.8;
  overflow-x: hidden;
}

a {
  color: var(--color-accent-gold);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover {
  color: var(--color-accent-gold-light);
}

img {
  max-width: 100%;
  height: auto;
}

/* --- Decorative Background Pattern --- */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(201, 168, 76, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(78, 204, 163, 0.03) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* --- Header / Navigation --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: 0 2rem;
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.site-logo img {
  height: 45px;
  width: auto;
}

.site-logo-text {
  font-family: var(--font-accent);
  font-size: 1.1rem;
  color: var(--color-accent-gold);
  letter-spacing: 2px;
  font-weight: 600;
}

.site-logo-sub {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  display: block;
  letter-spacing: 1px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.main-nav a {
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
  position: relative;
  transition: color var(--transition-base);
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-accent-gold);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-accent-gold);
  transition: width var(--transition-base);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 60%;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--color-accent-gold);
  transition: var(--transition-base);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 2rem 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 50%, var(--color-bg-light) 100%);
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 200px;
  background: linear-gradient(to top, var(--color-bg-dark), transparent);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-emblem {
  width: 80px;
  height: 80px;
  margin: 0 auto 2rem;
  border: 2px solid var(--color-accent-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--color-accent-gold);
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 10px rgba(201, 168, 76, 0.2); }
  50% { box-shadow: 0 0 30px rgba(201, 168, 76, 0.4); }
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}

.hero-title .highlight {
  color: var(--color-accent-gold);
}

.hero-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-gold), #b8943f);
  color: var(--color-text-dark);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(201, 168, 76, 0.3);
  color: var(--color-text-dark);
}

.btn-secondary {
  background: transparent;
  color: var(--color-accent-gold);
  border: 1px solid var(--color-accent-gold);
}

.btn-secondary:hover {
  background: rgba(201, 168, 76, 0.1);
  transform: translateY(-2px);
  color: var(--color-accent-gold);
}

.btn-green {
  background: linear-gradient(135deg, var(--color-accent-green), var(--color-accent-green-dark));
  color: #fff;
}

.btn-green:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 30px rgba(78, 204, 163, 0.3);
  color: #fff;
}

/* --- Section Common --- */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 2rem;
}

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

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-label {
  font-family: var(--font-accent);
  font-size: 0.8rem;
  color: var(--color-accent-gold);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Decorative divider */
.divider {
  width: 60px;
  height: 2px;
  background: var(--color-accent-gold);
  margin: 1.5rem auto;
}

/* --- Empathy Section --- */
.empathy-section {
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 100%);
}

.empathy-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.empathy-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--color-card-bg);
  border-radius: 8px;
  border-left: 3px solid var(--color-accent-gold);
  transition: all var(--transition-base);
}

.empathy-item:hover {
  background: var(--color-card-bg-hover);
  transform: translateX(4px);
}

.empathy-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.empathy-text {
  font-size: 0.95rem;
  line-height: 1.7;
}

.empathy-conclusion {
  text-align: center;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-accent-gold);
  padding: 2rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  max-width: 700px;
  margin: 0 auto;
}

/* ===== COURSE MAP (講座体系図) ===== */
.coursemap-section {
  background: linear-gradient(180deg, var(--color-bg-medium) 0%, var(--color-bg-dark) 100%);
}

.coursemap-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.coursemap-group {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 2rem 2.5rem;
}

.coursemap-group-label {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--color-accent-gold);
  margin-bottom: 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 1px;
}

.coursemap-flow {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
}

.coursemap-flow-v2 {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
}

.coursemap-arrow-branch {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
  padding: 0 0.5rem;
}

.branch-label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent-gold-light);
  letter-spacing: 1px;
}

.branch-label-sub {
  font-size: 0.7rem;
  color: var(--color-text-secondary);
}

.coursemap-arrow {
  color: var(--color-accent-gold);
  font-size: 1.2rem;
  flex-shrink: 0;
}

.coursemap-branch {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.coursemap-node {
  display: block;
  padding: 0.8rem 1.2rem;
  border-radius: 10px;
  text-align: center;
  text-decoration: none;
  transition: all var(--transition-base);
  min-width: 140px;
  border: 2px solid transparent;
}

.coursemap-node:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(201, 168, 76, 0.2);
}

.node-step {
  font-family: var(--font-accent);
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.2rem;
}

.node-name {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.node-info {
  font-size: 0.7rem;
  opacity: 0.7;
}

.node-entry {
  background: rgba(78, 204, 163, 0.15);
  border-color: var(--color-accent-green);
  color: var(--color-accent-green);
}
.node-entry .node-step { color: var(--color-accent-green); }
.node-entry .node-name { color: #fff; }

.node-main {
  background: rgba(201, 168, 76, 0.15);
  border-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
}
.node-main .node-step { color: var(--color-accent-gold); }
.node-main .node-name { color: #fff; }

.node-advanced {
  background: rgba(160, 100, 220, 0.15);
  border-color: #a064dc;
  color: #a064dc;
}
.node-advanced .node-step { color: #a064dc; }
.node-advanced .node-name { color: #fff; }

.node-guild {
  background: rgba(201, 168, 76, 0.25);
  border-color: var(--color-accent-gold);
  color: var(--color-accent-gold);
}
.node-guild .node-step { color: var(--color-accent-gold-light); }
.node-guild .node-name { color: var(--color-accent-gold); }

.node-independent {
  background: rgba(100, 180, 255, 0.12);
  border-color: #64b4ff;
  color: #64b4ff;
}
.node-independent .node-name { color: #fff; }

.node-kids {
  background: rgba(240, 160, 80, 0.15);
  border-color: var(--color-accent-kids);
  color: var(--color-accent-kids);
}
.node-kids .node-step { color: var(--color-accent-kids); }
.node-kids .node-name { color: #fff; }

.coursemap-independent {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Course Cards --- */
.courses-section {
  background: var(--color-bg-dark);
}

.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.course-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-gold), var(--color-accent-green));
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
  border-color: var(--color-accent-gold);
}

.course-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.course-card-link:hover {
  color: inherit;
}

.course-link-text {
  display: block;
  margin-top: 1.2rem;
  font-size: 0.85rem;
  color: var(--color-accent-gold);
  font-weight: 600;
}

.course-step {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  color: var(--color-accent-gold);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.course-name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

.course-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.course-goal {
  font-size: 0.85rem;
  color: var(--color-accent-green);
  padding: 0.8rem 1rem;
  background: rgba(78, 204, 163, 0.08);
  border-radius: 6px;
  border-left: 3px solid var(--color-accent-green);
}

.course-goal strong {
  color: var(--color-accent-green);
}

/* --- Deep Design Banner --- */
.deep-design-banner {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-border);
}

.deep-design-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-card-bg);
  border: 2px solid #a064dc;
  border-radius: 16px;
  padding: 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.deep-design-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #a064dc, var(--color-accent-gold));
}

.deep-design-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 1.5rem;
}

.deep-design-meta {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

/* --- Guild Section --- */
.guild-section {
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 100%);
  position: relative;
}

.guild-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-card-bg);
  border: 1px solid var(--color-accent-gold);
  border-radius: 16px;
  padding: 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.guild-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.guild-emblem {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.guild-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-accent-gold);
  margin-bottom: 0.5rem;
}

.guild-subtitle {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.guild-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 2;
  margin-bottom: 2rem;
}

.guild-details {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.guild-detail-item {
  text-align: center;
}

.guild-detail-label {
  font-size: 0.75rem;
  color: var(--color-accent-gold);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.guild-detail-value {
  font-size: 0.95rem;
  color: var(--color-text-primary);
}

.guild-note {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  font-style: italic;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* --- Independent Courses --- */
.independent-section {
  background: var(--color-bg-dark);
}

.independent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.independent-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2rem;
  transition: all var(--transition-base);
}

.independent-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.independent-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.independent-card-link:hover {
  color: inherit;
}

.independent-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.independent-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.8rem;
}

.independent-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Keeper Profile --- */
.keeper-section {
  background: linear-gradient(180deg, var(--color-bg-medium) 0%, var(--color-bg-dark) 100%);
}

.keeper-card {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 3rem;
}

.keeper-avatar {
  flex-shrink: 0;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 2px solid var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: rgba(201, 168, 76, 0.1);
}

.keeper-info {
  flex: 1;
}

.keeper-role {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  color: var(--color-accent-gold);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.keeper-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.keeper-title-text {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

.keeper-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 2;
}

.keeper-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-accent-gold);
  border-bottom: 1px solid var(--color-accent-gold);
  padding-bottom: 2px;
}

.keeper-link:hover {
  color: var(--color-accent-gold-light);
  border-color: var(--color-accent-gold-light);
}

/* ===== KIDS AI ACADEMY ===== */
.kids-academy-section {
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 100%);
  text-align: center;
}

.kids-hero-banner {
  max-width: 800px;
  margin: 0 auto 3rem;
  padding: 2.5rem;
  background: rgba(240, 160, 80, 0.08);
  border: 1px solid rgba(240, 160, 80, 0.3);
  border-radius: 16px;
}

.kids-hero-catch {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--color-accent-kids);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.kids-hero-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.kids-course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.kids-course-card {
  background: var(--color-card-bg);
  border: 1px solid rgba(240, 160, 80, 0.3);
  border-radius: 12px;
  padding: 2rem;
  text-align: left;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.kids-course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-kids), var(--color-accent-kids-light));
}

.kids-course-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 24px rgba(240, 160, 80, 0.15);
  border-color: var(--color-accent-kids);
}

.kids-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.kids-card-link:hover {
  color: inherit;
}

.kids-course-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.kids-course-step {
  font-family: var(--font-accent);
  font-size: 0.7rem;
  color: var(--color-accent-kids);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
}

.kids-course-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.kids-course-meta {
  font-size: 0.8rem;
  color: var(--color-accent-kids);
  margin-bottom: 1rem;
}

.kids-course-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.kids-course-goal {
  font-size: 0.85rem;
  color: var(--color-accent-kids);
  padding: 0.8rem 1rem;
  background: rgba(240, 160, 80, 0.08);
  border-radius: 6px;
  border-left: 3px solid var(--color-accent-kids);
}

.kids-course-goal strong {
  color: var(--color-accent-kids);
}

/* --- CTA Section --- */
.cta-section {
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-medium) 100%);
  text-align: center;
  padding: 80px 2rem;
}

.cta-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

.cta-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.cta-qr {
  margin-top: 1.5rem;
}

.cta-qr p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.8rem;
}

.cta-qr img {
  width: 140px;
  height: 140px;
  border-radius: 8px;
  border: 2px solid var(--color-border);
  padding: 4px;
  background: #fff;
}

/* --- Footer --- */
.site-footer {
  background: #111122;
  border-top: 1px solid var(--color-border);
  padding: 60px 2rem 30px;
  position: relative;
  z-index: 1;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .site-logo {
  margin-bottom: 1rem;
}

.footer-brand-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  color: var(--color-accent-gold);
  margin-bottom: 1rem;
  letter-spacing: 1px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

.footer-links a:hover {
  color: var(--color-accent-gold);
}

.footer-contact-item {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: 0.6rem;
}

.footer-contact-item a {
  color: var(--color-text-secondary);
}

.footer-contact-item a:hover {
  color: var(--color-accent-gold);
}

.footer-company {
  margin-top: 1rem;
}

.footer-security {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 0.5rem;
}

.footer-security img {
  width: 70px;
  height: auto;
}

.footer-security-text {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}

/* ===== COURSE DETAIL PAGE ===== */
.course-detail-hero {
  padding: 140px 2rem 80px;
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 50%, var(--color-bg-light) 100%);
}

.course-detail-hero-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.course-detail-hero-sub {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.course-detail-content {
  background: var(--color-bg-dark);
  padding: 80px 2rem;
}

.course-detail-card {
  max-width: 900px;
  margin: 0 auto;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 3rem;
}

.course-detail-section {
  margin-bottom: 2.5rem;
}

.course-detail-section:last-child {
  margin-bottom: 0;
}

.course-detail-section-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--color-accent-gold);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.course-detail-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 2;
}

.course-detail-meta {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0.8rem 1.5rem;
  font-size: 0.9rem;
}

.course-detail-meta dt {
  color: var(--color-accent-gold);
  font-weight: 600;
}

.course-detail-meta dd {
  color: var(--color-text-secondary);
}

.course-detail-goal-box {
  font-size: 0.95rem;
  color: var(--color-accent-green);
  padding: 1.2rem 1.5rem;
  background: rgba(78, 204, 163, 0.08);
  border-radius: 8px;
  border-left: 4px solid var(--color-accent-green);
  line-height: 1.8;
}

.course-detail-cta {
  text-align: center;
  padding: 60px 2rem;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg-medium) 100%);
}

.course-detail-cta h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-text-primary);
  margin-bottom: 1rem;
}

.course-detail-cta p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
}

.course-detail-cta .cta-buttons {
  margin-bottom: 1.5rem;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .header-inner {
    height: 60px;
  }

  .hamburger {
    display: flex;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    background: rgba(26, 26, 46, 0.98);
    flex-direction: column;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border);
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 0.8rem 2rem;
    font-size: 0.9rem;
  }

  .hero {
    min-height: auto;
    padding: 120px 1.5rem 60px;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .section {
    padding: 60px 1.5rem;
  }

  .section-title {
    font-size: 1.4rem;
  }

  .course-grid {
    grid-template-columns: 1fr;
  }

  .keeper-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .guild-card {
    padding: 2rem;
  }

  .guild-details {
    gap: 1.5rem;
  }

  .coursemap-flow {
    flex-direction: column;
  }

  .coursemap-flow-v2 {
    flex-direction: column;
  }

  .coursemap-arrow {
    transform: rotate(90deg);
  }

  .coursemap-branch {
    flex-direction: column;
  }

  .coursemap-group {
    padding: 1.5rem;
  }

  .deep-design-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .kids-course-grid {
    grid-template-columns: 1fr;
  }

  .course-detail-meta {
    grid-template-columns: 1fr;
  }

  .course-detail-card {
    padding: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.3rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.85rem;
  }

  .course-card {
    padding: 2rem 1.5rem;
  }
}

/* --- Instructor Page Specific --- */
.instructor-hero {
  padding: 140px 2rem 80px;
  text-align: center;
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 50%, var(--color-bg-light) 100%);
}

.instructor-hero-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.instructor-hero-sub {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.instructor-profile {
  background: var(--color-bg-dark);
  padding: 80px 2rem;
}

.profile-card {
  max-width: 900px;
  margin: 0 auto;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 3rem;
}

.profile-top {
  display: flex;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.profile-avatar {
  flex-shrink: 0;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 3px solid var(--color-accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  background: rgba(201, 168, 76, 0.1);
}

.profile-basic {
  flex: 1;
}

.profile-name {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent-gold);
  margin-bottom: 0.3rem;
}

.profile-title-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

.profile-badges {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 1.5rem;
  background: rgba(201, 168, 76, 0.1);
  border: 1px solid var(--color-accent-gold);
  border-radius: 8px;
}

.badge-number {
  font-family: var(--font-accent);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-accent-gold);
}

.badge-label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-top: 0.2rem;
}

.profile-section {
  margin-bottom: 2.5rem;
}

.profile-section:last-child {
  margin-bottom: 0;
}

.profile-section-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--color-accent-gold);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

.profile-list {
  list-style: none;
}

.profile-list li {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.profile-list li::before {
  content: '\25C6';
  color: var(--color-accent-gold);
  font-size: 0.6rem;
}

/* Timeline */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-accent-gold);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  padding-left: 1.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.35rem;
  top: 0.5rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent-gold);
  border: 2px solid var(--color-bg-dark);
}

.timeline-year {
  font-family: var(--font-accent);
  font-size: 0.85rem;
  color: var(--color-accent-gold);
  letter-spacing: 1px;
  margin-bottom: 0.3rem;
}

.timeline-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* Approach Grid */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.approach-card {
  background: rgba(201, 168, 76, 0.05);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition-base);
}

.approach-card:hover {
  border-color: var(--color-accent-gold);
  transform: translateY(-3px);
}

.approach-icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.approach-title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.approach-desc {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Message Section */
.message-section {
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-medium) 100%);
  padding: 80px 2rem;
}

.message-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 3rem;
}

.message-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 2.2;
}

.message-text p {
  margin-bottom: 1.5rem;
}

.message-text p:last-child {
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .profile-top {
    flex-direction: column;
    text-align: center;
  }

  .profile-badges {
    justify-content: center;
  }

  .instructor-hero {
    padding: 120px 1.5rem 60px;
  }

  .instructor-hero-title {
    font-size: 1.5rem;
  }

  .profile-card {
    padding: 2rem;
  }
}