/* ========== CSS VARIABLES ========== */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #1a1a2e;
  --bg-card-hover: #222240;
  --bg-input: #16162a;
  --text-primary: #e8e8f0;
  --text-secondary: #a0a0b8;
  --text-muted: #6b6b80;
  --accent: #8b5cf6;
  --accent-hover: #7c3aed;
  --accent-light: rgba(139, 92, 246, 0.15);
  --gold: #f59e0b;
  --danger: #ef4444;
  --success: #10b981;
  --border: #2a2a40;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: "Inter", system-ui, sans-serif;
  --font-serif: "Playfair Display", Georgia, serif;
  --header-h: 64px;
}

[data-theme="light"] {
  --bg-primary: #f5f5f7;
  --bg-secondary: #ffffff;
  --bg-card: #ffffff;
  --bg-card-hover: #f0f0f5;
  --bg-input: #f0f0f5;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a60;
  --text-muted: #8a8a9e;
  --border: #e0e0e8;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
}

/* ========== RESET ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}
a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--accent-hover);
}
img {
  max-width: 100%;
  display: block;
}
button {
  cursor: pointer;
  border: none;
  font-family: inherit;
}
input,
select,
textarea {
  font-family: inherit;
  font-size: 1rem;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  transition: border-color var(--transition);
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

/* ========== UTILITIES ========== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-danger {
  background: var(--danger);
  color: #fff;
}
.btn-danger:hover {
  background: #dc2626;
}
.btn-sm {
  padding: 6px 14px;
  font-size: 0.8rem;
}
.btn-full {
  width: 100%;
}
.btn-icon {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  transition: all var(--transition);
}
.btn-icon:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ========== HEADER ========== */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
}
[data-theme="light"] .main-header {
  background: rgba(255, 255, 255, 0.9);
}
.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}
.logo-icon {
  font-size: 1.6rem;
}
.logo small {
  font-size: 0.7rem;
  color: var(--accent);
  margin-left: 4px;
}
.main-nav {
  display: flex;
  gap: 8px;
}
.nav-link {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.nav-link:hover,
.nav-link.active {
  color: var(--accent);
  background: var(--accent-light);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  padding: 160px 20px 80px;
  text-align: center;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse at 30% 50%,
      rgba(139, 92, 246, 0.15),
      transparent 60%
    ),
    radial-gradient(
      ellipse at 70% 50%,
      rgba(59, 130, 246, 0.1),
      transparent 60%
    ),
    radial-gradient(
      ellipse at 50% 80%,
      rgba(236, 72, 153, 0.08),
      transparent 50%
    );
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}
.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}
.hero-search {
  display: flex;
  gap: 8px;
  max-width: 500px;
  margin: 0 auto 24px;
}
.search-input {
  flex: 1;
  padding: 14px 20px;
  border-radius: 12px;
  font-size: 1rem;
}
.hero-stats {
  display: flex;
  gap: 32px;
  justify-content: center;
}
.hero-stats .stat {
  text-align: center;
}
.hero-stats .stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
}
.hero-stats .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ========== FILTERS ========== */
.filters-section {
  padding: 24px 0;
  position: sticky;
  top: var(--header-h);
  z-index: 100;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border);
}
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.filter-tab {
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.filter-tab:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.filter-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.chakra-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.chakra-btn {
  padding: 6px 14px;
  border-radius: 16px;
  font-size: 0.8rem;
  font-weight: 500;
  background: transparent;
  color: var(--c);
  border: 1px solid var(--c);
  transition: all var(--transition);
  opacity: 0.7;
}
.chakra-btn:hover,
.chakra-btn.active {
  background: var(--c);
  color: #fff;
  opacity: 1;
}
.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

/* ========== STONES GRID ========== */
.stones-section {
  padding: 48px 0;
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.section-header h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
}
.stone-count {
  font-size: 0.9rem;
  color: var(--text-muted);
}
.stones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.stone-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
  position: relative;
}
.stone-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}
.stone-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-secondary);
}
.stone-card-body {
  padding: 16px;
}
.stone-card-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.stone-card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.stone-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 10px;
}
.tag {
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 500;
  background: var(--accent-light);
  color: var(--accent);
}
.tag-chakra {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}
.tag-element {
  background: rgba(245, 158, 11, 0.15);
  color: var(--gold);
}
.stone-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.mohs-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  overflow: hidden;
}
.mohs-bar-fill {
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    var(--success),
    var(--accent),
    var(--gold)
  );
  transition: width 0.6s ease;
}
.mohs-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 4px;
}
.premium-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #000;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
}
.premium-lock {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-lg);
  color: var(--gold);
  font-weight: 600;
}
.premium-lock-icon {
  font-size: 2rem;
}

/* ========== INFO SECTIONS ========== */
.info-section {
  padding: 64px 0;
}
.info-section h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  text-align: center;
  margin-bottom: 40px;
}
.chakra-wheel {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}
.chakra-card {
  padding: 20px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-align: center;
  transition: all var(--transition);
}
.chakra-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.chakra-card-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}
.chakra-card-name {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 4px;
}
.chakra-card-stones {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.zodiac-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.zodiac-card {
  padding: 16px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  text-align: center;
  transition: all var(--transition);
}
.zodiac-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.zodiac-icon {
  font-size: 1.8rem;
  margin-bottom: 6px;
}
.zodiac-name {
  font-weight: 600;
  margin-bottom: 4px;
}
.zodiac-dates {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.zodiac-stones {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ========== MODAL ========== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(6px);
  overflow-y: auto;
  padding: 20px;
}
.modal-overlay.active {
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  margin: 40px auto;
  padding: 0;
  animation: modalIn 0.3s ease;
  max-height: 90vh;
  overflow-y: auto;
}
@keyframes modalIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}
.modal-header h2 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
}
.modal-close {
  background: none;
  font-size: 1.8rem;
  color: var(--text-muted);
  padding: 4px;
}
.modal-close:hover {
  color: var(--danger);
}
.modal-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  padding: 16px 24px;
  border-top: 1px solid var(--border);
}

/* ========== STONE DETAIL MODAL CONTENT ========== */
.detail-hero {
  position: relative;
}
.detail-hero img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}
.detail-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, var(--bg-secondary));
  padding: 40px 24px 20px;
}
.detail-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
}
.detail-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
}
.detail-quick-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  padding: 20px 24px;
}
.quick-stat {
  background: var(--bg-card);
  padding: 12px;
  border-radius: var(--radius);
  text-align: center;
}
.quick-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.quick-stat-value {
  font-size: 1rem;
  font-weight: 700;
  margin-top: 4px;
}
.detail-section {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
}
.detail-section h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--accent);
}
.detail-section p {
  color: var(--text-secondary);
  line-height: 1.8;
}
.healing-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.healing-tab {
  padding: 6px 14px;
  border-radius: 16px;
  font-size: 0.85rem;
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.healing-tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.detail-colors {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.color-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border);
}
.detail-chakra-list,
.detail-zodiac-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.detail-chip {
  padding: 6px 14px;
  border-radius: 16px;
  font-size: 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
}
.keywords-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.keyword {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 0.75rem;
  background: var(--accent-light);
  color: var(--accent);
}

/* ========== AUTH PAGE ========== */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-h) + 40px) 20px 40px;
}
.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 420px;
  width: 100%;
}
.auth-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}
.auth-tab {
  flex: 1;
  padding: 10px;
  border-radius: 8px;
  font-weight: 600;
  background: var(--bg-input);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.auth-tab.active {
  background: var(--accent);
  color: #fff;
}
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.auth-form h2 {
  font-family: var(--font-serif);
  text-align: center;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.form-group small {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.form-error {
  display: none;
  padding: 10px;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  font-size: 0.85rem;
  text-align: center;
}
.auth-note {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}

/* ========== FOOTER ========== */
.main-footer {
  position: relative;
  margin-top: 80px;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  overflow: hidden;
}

.main-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.footer-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(139,92,246,0.08), transparent 70%);
  pointer-events: none;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 60px 20px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

/* Brand column */
.footer-brand .logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-brand .logo-icon {
  font-size: 1.8rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition);
}

.footer-social a:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139,92,246,0.2);
}

/* Link columns */
.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  padding: 4px 0;
  transition: all var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-links a .fl-icon {
  font-size: 0.85rem;
  width: 18px;
  text-align: center;
  opacity: 0.7;
}

/* Newsletter */
.footer-newsletter p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 12px;
  line-height: 1.6;
}

.footer-newsletter-form {
  display: flex;
  gap: 8px;
}

.footer-newsletter-form input {
  flex: 1;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.85rem;
  min-width: 0;
}

.footer-newsletter-form button {
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all var(--transition);
  white-space: nowrap;
}

.footer-newsletter-form button:hover {
  background: var(--accent-hover);
}

/* Divider */
.footer-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 24px;
}

/* Bottom bar */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 24px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--text-muted);
  font-size: 0.82rem;
  transition: color var(--transition);
}

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

@media (max-width: 600px) {
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}



/* Responsive footer */
@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}


/* ========== LOADING ========== */
.loading-spinner {
  text-align: center;
  padding: 80px 20px;
  color: var(--text-muted);
  font-size: 1.1rem;
}
.load-more-wrap {
  text-align: center;
  padding: 32px 0;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .hamburger {
    display: flex;
  }
  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    padding: 16px;
    border-bottom: 1px solid var(--border);
  }
  .hero-title {
    font-size: 2rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .hero-search {
    flex-direction: column;
  }
  .hero-stats {
    gap: 16px;
  }
  .stones-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 16px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .filter-tabs {
    gap: 6px;
  }
  .detail-quick-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .modal-content {
    margin: 10px;
  }
}

@media (max-width: 480px) {
  .stones-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 120px 16px 60px;
    min-height: 400px;
  }
  .hero-title {
    font-size: 1.6rem;
  }
}

/* ===============================================
   PAGES CSS - Sidebar, Chakra, Zodiac, Detail
   =============================================== */

/* ─── Page Layout with Sidebar ─── */
.page-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 32px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px 20px 60px;
}

.page-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sidebar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.sidebar-card h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--accent);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.sidebar-nav a:hover {
  background: var(--accent-light);
  color: var(--accent);
}

.sidebar-nav a .sidebar-icon {
  font-size: 1rem;
  width: 24px;
  text-align: center;
}

.sidebar-nav a .sidebar-color {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

/* ─── Page Hero ─── */
.page-hero {
  padding: calc(var(--header-h) + 40px) 20px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero .hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(139,92,246,0.12), transparent 60%),
              radial-gradient(ellipse at 70% 50%, rgba(59,130,246,0.08), transparent 60%);
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto;
}

.page-hero h1 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  margin-bottom: 8px;
}

.page-hero p {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* ─── Chakra Page Cards ─── */
.chakra-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.chakra-page-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.chakra-page-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.chakra-card-header {
  padding: 24px 20px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  border-bottom: 2px solid var(--card-color, var(--accent));
}

.chakra-card-icon {
  font-size: 2.4rem;
  line-height: 1;
}

.chakra-card-info h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--card-color, var(--text-primary));
}

.chakra-card-info .chakra-card-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.chakra-card-body {
  padding: 16px 20px;
  flex: 1;
}

.chakra-card-body p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.chakra-related-stones {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chakra-stone-tag {
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 500;
  background: color-mix(in srgb, var(--card-color, var(--accent)) 15%, transparent);
  color: var(--card-color, var(--accent));
}

.chakra-card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.chakra-card-footer .stone-count {
  color: var(--text-muted);
}

.chakra-card-footer .read-more {
  color: var(--card-color, var(--accent));
  font-weight: 600;
}

/* ─── Zodiac Page Cards ─── */
.zodiac-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.zodiac-page-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.zodiac-page-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--card-color, var(--accent));
}

.zodiac-page-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--card-color, var(--accent));
}

.zodiac-card-symbol {
  font-size: 3rem;
  margin-bottom: 8px;
  filter: grayscale(0);
}

.zodiac-page-card h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--card-color, var(--text-primary));
  margin-bottom: 2px;
}

.zodiac-card-en {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.zodiac-card-dates {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.zodiac-card-element {
  font-size: 0.78rem;
  color: var(--card-color, var(--accent));
  font-weight: 600;
  margin-bottom: 12px;
}

.zodiac-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
}

.zodiac-card-stones {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
}

.zodiac-stone-tag {
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 0.72rem;
  background: var(--accent-light);
  color: var(--accent);
}

.zodiac-card-count {
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ─── Stone Detail Page ─── */
.stone-detail-hero {
  position: relative;
  height: 400px;
  overflow: hidden;
}

.stone-detail-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stone-detail-hero .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 20px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85));
  color: #fff;
}

.stone-detail-hero .overlay h1 {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  margin-bottom: 4px;
}

.stone-detail-hero .overlay p {
  font-size: 1rem;
  opacity: 0.85;
}

.stone-detail-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  max-width: 1280px;
  margin: 24px auto;
  padding: 0 20px;
}

.stone-detail-main {}

.stone-detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.detail-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--accent);
}

.detail-card p {
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.95rem;
}

.detail-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.detail-chip-item {
  padding: 6px 14px;
  border-radius: 16px;
  font-size: 0.85rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.mineral-stat {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.88rem;
}

.mineral-stat:last-child {
  border-bottom: none;
}

.mineral-stat-label {
  color: var(--text-muted);
}

.mineral-stat-value {
  color: var(--text-primary);
  font-weight: 600;
}

/* ─── Breadcrumb ─── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 16px 20px;
  max-width: 1280px;
  margin: 0 auto;
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb a:hover {
  color: var(--accent);
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
  .page-layout {
    grid-template-columns: 1fr;
  }
  .page-sidebar {
    display: none;
  }
  .stone-detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .chakra-page-grid {
    grid-template-columns: 1fr;
  }
  .zodiac-page-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
  .page-hero h1 {
    font-size: 1.8rem;
  }
  .stone-detail-hero {
    height: 280px;
  }
  .stone-detail-hero .overlay h1 {
    font-size: 1.8rem;
  }
}
/* ═══════════ CONTACT PAGE ═══════════ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 32px;
  max-width: 1280px;
  margin: 0 auto;
  padding: 40px 20px 60px;
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.contact-form-card h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.contact-form-card form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.contact-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form-card .form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.contact-form-card .form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.contact-form-card textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form-card .form-error {
  padding: 12px;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  font-size: 0.85rem;
  text-align: center;
}

.contact-success {
  text-align: center;
  padding: 40px 20px;
}

.contact-success .success-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.contact-success h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--success);
}

.contact-success p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
}

.contact-info-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.contact-info-card h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  margin-bottom: 8px;
}

.contact-info-card a {
  color: var(--accent);
  font-size: 0.9rem;
}

.contact-info-card p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
}

@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
  .contact-info {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .contact-info-card {
    flex: 1;
    min-width: 200px;
  }
}

@media (max-width: 600px) {
  .contact-form-row {
    grid-template-columns: 1fr;
  }
  .contact-info {
    flex-direction: column;
  }
}