/* ============================================
   春方堂 ChunFangTang - Lancôme 灵感奢华样式
   ============================================ */

/* === CSS Variables === */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #1a1a1a;
  --bg-elevated: #222222;
  --text-primary: #f5f0eb;
  --text-secondary: #b8b0a8;
  --text-muted: #7a7268;
  --gold: #c9a962;
  --gold-light: #d4af37;
  --gold-dark: #a68b3c;
  --gold-glow: rgba(201, 169, 98, 0.15);
  --border: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.04);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.4);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.6);
  --font-display: 'Playfair Display', 'Noto Serif SC', serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

::selection {
  background: var(--gold);
  color: var(--bg-primary);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

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

/* === Typography === */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.3;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h4 { font-size: 1.25rem; }

.gradient-text {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gold { color: var(--gold); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

/* === Container === */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-narrow {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* === Navigation === */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 32px;
  transition: all var(--transition-smooth);
  height: 80px;
  display: flex;
  align-items: center;
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border-bottom: 1px solid var(--border);
  height: 64px;
}

.nav-inner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--gold);
  transition: all var(--transition-fast);
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 8px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--transition-smooth);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.nav-user .badge {
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 100px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.badge-vip {
  background: linear-gradient(135deg, var(--gold-light), var(--gold-dark));
  color: var(--bg-primary);
}

.badge-normal {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.nav-credits {
  font-size: 0.8rem;
  color: var(--gold);
  font-weight: 500;
}

.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 10, 0.98);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  z-index: 999;
  padding: 100px 32px 32px;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

.nav-mobile.open {
  display: flex;
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  font-size: 1.25rem;
  font-family: var(--font-display);
  color: var(--text-secondary);
  padding: 12px 0;
  border-bottom: 1px solid var(--border-light);
  transition: color var(--transition-fast);
}

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

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--gold-dark));
  color: var(--bg-primary);
  font-weight: 600;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--gold-glow);
}

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

.btn-outline:hover {
  background: var(--gold);
  color: var(--bg-primary);
}

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

.btn-ghost:hover {
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* === Hero Section (Lancôme style) === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--bg-primary);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(201, 169, 98, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(201, 169, 98, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 24px;
}

.hero-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-bg-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.3;
}

.hero-bg-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: floatDown 2s ease-in-out infinite;
}

.hero-scroll span {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  margin: 0 auto 8px;
}

.hero-scroll p {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

@keyframes floatDown {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* === Sections === */
.section {
  padding: 120px 0;
  position: relative;
}

.section-dark {
  background: var(--bg-primary);
}

.section-alt {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto;
  font-size: 1.05rem;
}

/* === Product Cards (Lancôme grid style) === */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
}

.product-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
  cursor: pointer;
  group: true;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(201, 169, 98, 0.3);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--gold-glow);
}

.product-card-image {
  position: relative;
  aspect-ratio: 1;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  overflow: hidden;
}

.product-card-image img {
  max-height: 100%;
  object-fit: contain;
  transition: transform var(--transition-smooth);
}

.product-card:hover .product-card-image img {
  transform: scale(1.05);
}

.product-card-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  z-index: 1;
}

.badge-collab {
  background: linear-gradient(135deg, #c9a962, #8b6914);
  color: var(--bg-primary);
}

.badge-chunfang {
  background: rgba(255,255,255,0.1);
  color: var(--text-secondary);
  backdrop-filter: blur(10px);
}

.product-card-body {
  padding: 24px;
}

.product-card-category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.product-card-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.product-card-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.5;
}

.product-card-price {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--gold);
  font-family: var(--font-display);
}

.product-card-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.product-card-features span {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-muted);
}

/* === Gallery Asset Library === */
.gallery-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(12px, 2.5vw, 28px);
  justify-content: center;
  margin-bottom: clamp(36px, 6vw, 64px);
  padding: clamp(14px, 2.4vw, 24px) 0;
}

.gallery-filter-tab {
  padding: clamp(14px, 2vw, 24px) clamp(28px, 4vw, 64px);
  border: 1px solid var(--border);
  border-radius: 100px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: clamp(1rem, 1.8vw, 1.35rem);
  font-weight: 500;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition-smooth);
  box-shadow: 0 3px 10px rgba(0,0,0,0.08);
  white-space: nowrap;
  line-height: 1.2;
}

.gallery-filter-tab:hover {
  border-color: var(--gold);
  color: var(--gold);
  box-shadow: 0 8px 26px rgba(201, 169, 98, 0.22);
  transform: translateY(-3px);
}

.gallery-filter-tab.active {
  background: linear-gradient(135deg, var(--gold), #b08d3a);
  color: var(--bg-primary);
  border-color: transparent;
  font-weight: 700;
  box-shadow: 0 10px 32px rgba(201, 169, 98, 0.38);
  transform: translateY(-3px);
}

/* 二级子分类标签：整行统一小尺寸（ID 选择器保证最高优先级） */
#gallery-sub-tabs.gallery-filter-bar {
  margin-top: calc(clamp(36px, 6vw, 64px) / -2);
  margin-bottom: calc(clamp(36px, 6vw, 64px) / 2);
  padding: 4px 0;
  gap: 10px;
}
#gallery-sub-tabs .gallery-filter-tab {
  padding: 12px 32px !important;
  font-size: 1.2rem !important;
  font-weight: 500 !important;
  letter-spacing: 0.02em !important;
  box-shadow: none !important;
  transform: none !important;
}
#gallery-sub-tabs .gallery-filter-tab.active {
  font-weight: 600 !important;
  box-shadow: 0 3px 10px rgba(201, 169, 98, 0.28) !important;
  transform: none !important;
}

@media (max-width: 768px) {
  .gallery-filter-bar {
    gap: 10px;
    margin-bottom: 30px;
  }
  .gallery-filter-tab {
    padding: 11px 20px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .gallery-filter-bar {
    gap: 8px;
  }
  .gallery-filter-tab {
    padding: 10px 16px;
    font-size: 0.88rem;
    letter-spacing: 0.02em;
  }
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 32px;
}

.gallery-asset-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
}

.gallery-asset-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201, 169, 98, 0.3);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.45), 0 0 0 1px var(--gold-glow);
}

.gallery-asset-image {
  position: relative;
  aspect-ratio: 9 / 16;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.gallery-asset-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform var(--transition-smooth);
}

.gallery-asset-card:hover .gallery-asset-image img {
  transform: scale(1.02);
}

.gallery-asset-body {
  padding: 20px 24px 24px;
}

.gallery-asset-category {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  display: inline-block;
  padding: clamp(7px, 1.2vw, 11px) clamp(12px, 1.8vw, 18px);
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 100px;
  font-size: clamp(0.78rem, 1.2vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: #fff;
  text-shadow: 0 1px 2px rgba(0,0,0,0.35);
  pointer-events: none;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

@media (max-width: 768px) {
  .gallery-asset-category {
    top: 10px;
    left: 10px;
    padding: 6px 10px;
    font-size: 0.72rem;
  }
}

.gallery-asset-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-primary);
  line-height: 1.3;
}

.gallery-asset-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.5;
}

.gallery-asset-copy {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding: 14px;
  background: rgba(255,255,255,0.03);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  max-height: 120px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.gallery-asset-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.gallery-asset-actions .btn {
  flex: 1;
  min-width: 110px;
  text-align: center;
  justify-content: center;
}

.gallery-empty-state {
  text-align: center;
  padding: 80px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
}

@media (max-width: 768px) {
  .gallery-filter-bar {
    gap: 8px;
  }
  .gallery-filter-tab {
    padding: 8px 16px;
    font-size: 0.8rem;
  }
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

/* === Auth Forms === */
.auth-container {
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(201, 169, 98, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(201, 169, 98, 0.03) 0%, transparent 50%);
}

.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
}

.auth-logo {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo h2 {
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 2rem;
  letter-spacing: 0.05em;
}

.auth-logo p {
  color: var(--text-muted);
  margin-top: 8px;
  font-size: 0.9rem;
}

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.auth-tab {
  flex: 1;
  padding: 12px;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border: none;
  background: none;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.auth-tab.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-body);
  transition: all var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-error {
  font-size: 0.8rem;
  color: #e74c3c;
  margin-top: 6px;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.form-success {
  font-size: 0.8rem;
  color: #2ecc71;
  margin-top: 6px;
}

/* === Activation Section === */
.activation-section {
  background: linear-gradient(135deg, rgba(201, 169, 98, 0.08), rgba(201, 169, 98, 0.02));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin-top: 24px;
}

.activation-section h4 {
  font-size: 1rem;
  color: var(--gold);
  margin-bottom: 12px;
}

.activation-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.benefit-item .icon {
  color: var(--gold);
  font-size: 1.1rem;
}

/* === Credit Display === */
.credit-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin: 24px 0;
}

.credit-amount {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}

.credit-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.credit-warning {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 12px;
}

.credit-warning strong {
  color: var(--gold);
}



/* === Loading Spinner === */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* === Page Hero (secondary pages) === */
.page-hero {
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(201, 169, 98, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 16px;
}

.page-hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 560px;
  margin: 0 auto;
}

/* === Responsive === */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: block; }
  .nav { padding: 0 20px; }
  .section { padding: 80px 0; }
  .products-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .auth-card { padding: 32px 24px; }
  .container { padding: 0 16px; }
  .hero-title { font-size: 2.5rem; }
  .credit-amount { font-size: 2.5rem; }
  .activation-benefits {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .nav-logo { font-size: 1.2rem; }
  .activation-benefits { grid-template-columns: 1fr; }
}