/* ============================================
   众富礼品 — Liquid Glass Luxury Design System
   ============================================ */

:root {
  --color-primary: #1C1917;
  --color-secondary: #44403C;
  --color-cta: #CA8A04;
  --color-cta-light: #EAB308;
  --color-bg: #FAFAF9;
  --color-bg-warm: #F5F0EB;
  --color-text: #0C0A09;
  --color-text-muted: #57534E;
  --color-glass: rgba(255, 255, 255, 0.72);
  --color-glass-border: rgba(255, 255, 255, 0.45);
  --color-glass-dark: rgba(28, 25, 23, 0.65);
  --blur-amount: 20px;
  --morph-duration: 500ms;
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Cormorant', Georgia, serif;
  --font-body: 'Montserrat', system-ui, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ---- Liquid Glass Utilities ---- */

.glass {
  background: var(--color-glass);
  backdrop-filter: blur(var(--blur-amount)) saturate(180%);
  -webkit-backdrop-filter: blur(var(--blur-amount)) saturate(180%);
  border: 1px solid var(--color-glass-border);
  box-shadow:
    0 4px 30px rgba(0, 0, 0, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

.glass-dark {
  background: var(--color-glass-dark);
  backdrop-filter: blur(var(--blur-amount)) saturate(150%);
  -webkit-backdrop-filter: blur(var(--blur-amount)) saturate(150%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.glass-card {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 1.25rem;
  box-shadow:
    0 8px 32px rgba(28, 25, 23, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.7);
  transition: transform 400ms var(--transition-smooth),
              box-shadow 400ms var(--transition-smooth),
              border-color 400ms var(--transition-smooth);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow:
    0 20px 48px rgba(28, 25, 23, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  border-color: rgba(202, 138, 4, 0.3);
}

/* ---- Ambient Blobs ---- */

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: blobFloat 20s ease-in-out infinite;
}

.blob-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(202, 138, 4, 0.4) 0%, transparent 70%);
  top: -10%;
  right: -5%;
  animation-delay: 0s;
}

.blob-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(168, 162, 158, 0.5) 0%, transparent 70%);
  bottom: 20%;
  left: -10%;
  animation-delay: -7s;
}

.blob-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(234, 179, 8, 0.25) 0%, transparent 70%);
  top: 50%;
  left: 40%;
  animation-delay: -14s;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -40px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(40px, 30px) scale(1.02); }
}

/* ---- Typography ---- */

.heading-display {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.heading-xl {
  font-size: clamp(3rem, 7vw, 5.5rem);
}

.heading-lg {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.heading-md {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-cta);
}

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

/* ---- Layout ---- */

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-wide {
  max-width: 1440px;
}

section {
  position: relative;
  z-index: 1;
}

/* ---- Navigation ---- */

.nav-wrapper {
  position: fixed;
  top: 1rem;
  left: 0;
  right: 0;
  z-index: 100;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
  transition: top 300ms var(--transition-smooth);
}

.nav-wrapper.scrolled {
  top: 0.5rem;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.75rem;
  border-radius: 9999px;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.nav-logo-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.nav-logo span {
  color: var(--color-cta);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-secondary);
  transition: color 200ms;
  cursor: pointer;
}

.nav-links a:hover {
  color: var(--color-cta);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--color-primary);
  color: #FAFAF9;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 9999px;
  transition: background 200ms, transform 200ms;
  cursor: pointer;
}

.nav-cta:hover {
  background: var(--color-secondary);
  transform: translateY(-1px);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-download {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-cta);
  border: 1px solid rgba(202, 138, 4, 0.35);
  border-radius: 9999px;
  background: rgba(202, 138, 4, 0.08);
  transition: all 200ms var(--transition-smooth);
  cursor: pointer;
  white-space: nowrap;
}

.nav-download svg {
  width: 0.875rem;
  height: 0.875rem;
}

.nav-download:hover {
  background: rgba(202, 138, 4, 0.15);
  border-color: var(--color-cta);
  transform: translateY(-1px);
}

.nav-download[aria-current="page"] {
  background: rgba(202, 138, 4, 0.18);
  border-color: var(--color-cta);
}

.nav-links a[aria-current="page"] {
  color: var(--color-cta);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
}

.nav-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 1rem 2rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 9999px;
  transition: all 300ms var(--transition-smooth);
  cursor: pointer;
}

.btn-primary {
  background: var(--color-primary);
  color: #FAFAF9;
}

.btn-primary:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(28, 25, 23, 0.2);
}

.btn-gold {
  background: linear-gradient(135deg, var(--color-cta) 0%, var(--color-cta-light) 100%);
  color: var(--color-primary);
}

.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(202, 138, 4, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid rgba(28, 25, 23, 0.25);
}

.btn-outline:hover {
  border-color: var(--color-cta);
  color: var(--color-cta);
}

.btn svg {
  width: 1rem;
  height: 1rem;
  transition: transform 300ms;
}

.btn:hover svg {
  transform: translateX(3px);
}

/* ---- Hero ---- */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  margin-bottom: 2rem;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-cta);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  margin-bottom: 1.5rem;
}

.hero-title em {
  font-style: italic;
  color: var(--color-cta);
}

.hero-desc {
  font-size: 1.0625rem;
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  max-width: 440px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
}

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  letter-spacing: 0.05em;
}

.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: 2rem;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--color-bg-warm);
}

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

.hero-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 50%,
    rgba(28, 25, 23, 0.4) 100%
  );
}

.hero-float-card {
  position: absolute;
  bottom: 2rem;
  left: -2rem;
  padding: 1.25rem 1.5rem;
  border-radius: 1rem;
  min-width: 200px;
}

.hero-float-card .price {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--color-cta);
}

.hero-float-card .name {
  font-size: 0.8125rem;
  font-weight: 500;
  margin-top: 0.25rem;
}

.hero-float-tag {
  position: absolute;
  top: 2rem;
  right: -1.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* ---- Section Headers ---- */

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.section-header .label {
  margin-bottom: 1rem;
  display: block;
}

.section-header p {
  margin-top: 1rem;
  font-weight: 300;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* ---- Product Showcase (Horizontal Scroll) ---- */

.showcase {
  padding: 6rem 0;
  overflow: hidden;
}

.showcase-track-wrapper {
  position: relative;
}

.showcase-progress {
  position: sticky;
  top: 5rem;
  z-index: 10;
  padding: 0 1.5rem;
  margin-bottom: 2rem;
}

.progress-bar {
  height: 2px;
  background: rgba(28, 25, 23, 0.1);
  border-radius: 1px;
  overflow: hidden;
  max-width: 1280px;
  margin: 0 auto;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-cta), var(--color-cta-light));
  border-radius: 1px;
  transition: width 100ms linear;
}

.showcase-track {
  display: flex;
  gap: 2rem;
  padding: 2rem 1.5rem;
  padding-right: max(1.5rem, calc((100vw - 1280px) / 2 + 1.5rem));
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-left: 1.5rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
  cursor: grab;
}

.showcase-track.is-looping {
  scroll-snap-type: none;
}

.showcase-track.is-dragging {
  scroll-snap-type: none;
  cursor: grabbing;
  user-select: none;
}

.showcase-track::-webkit-scrollbar {
  display: none;
}

.showcase-track:active {
  cursor: grabbing;
}

.showcase-loading {
  flex: 1;
  min-width: 100%;
  padding: 4rem 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-weight: 300;
}

.product-card {
  flex: 0 0 clamp(300px, 28vw, 380px);
  scroll-snap-align: start;
  overflow: hidden;
}

.product-card-image {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-radius: 1.25rem 1.25rem 0 0;
  background: var(--color-bg-warm);
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 600ms var(--transition-smooth);
}

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

.product-card-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.375rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-card-body {
  padding: 1.5rem;
}

.product-card-category {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cta);
  margin-bottom: 0.5rem;
}

.product-card-title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.product-card-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-card-price {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  transition: color 200ms;
  cursor: pointer;
}

.product-card-link:hover {
  color: var(--color-cta);
}

.product-card-link svg {
  width: 0.875rem;
  height: 0.875rem;
}

/* ---- Storytelling ---- */

.story {
  padding: 8rem 0;
  background: var(--color-bg-warm);
  position: relative;
}

.story::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23CA8A04' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.story-image-stack {
  position: relative;
}

.story-image-main {
  border-radius: 1.5rem;
  overflow: hidden;
  aspect-ratio: 4/5;
}

.story-image-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story-image-accent {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  width: 55%;
  border-radius: 1rem;
  overflow: hidden;
  aspect-ratio: 1;
  border: 4px solid var(--color-bg-warm);
  box-shadow: 0 20px 40px rgba(28, 25, 23, 0.15);
}

.story-image-accent img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.story-content .label {
  margin-bottom: 1rem;
  display: block;
}

.story-content h2 {
  margin-bottom: 1.5rem;
}

.story-text {
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.story-quote {
  margin: 2.5rem 0;
  padding: 1.5rem 0 1.5rem 1.5rem;
  border-left: 2px solid var(--color-cta);
}

.story-quote blockquote {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-primary);
}

.story-quote cite {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.75rem;
  font-style: normal;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.story-timeline {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.timeline-item {
  flex: 1;
}

.timeline-year {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-cta);
}

.timeline-event {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* ---- Brand Values ---- */

.values {
  padding: 8rem 0;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.value-card {
  padding: 2.5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-cta), transparent);
  opacity: 0;
  transition: opacity 400ms;
}

.value-card:hover::before {
  opacity: 1;
}

.value-icon {
  width: 3.5rem;
  height: 3.5rem;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(202, 138, 4, 0.1);
  color: var(--color-cta);
}

.value-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.value-title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
}

.value-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-weight: 300;
}

/* ---- Featured Bento ---- */

.featured {
  padding: 6rem 0 8rem;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto;
  gap: 1.5rem;
}

.bento-item {
  border-radius: 1.25rem;
  overflow: hidden;
  position: relative;
  cursor: pointer;
}

.bento-item-large {
  grid-column: span 7;
  grid-row: span 2;
  min-height: 480px;
}

.bento-item-medium {
  grid-column: span 5;
  min-height: 230px;
}

.bento-item-small {
  grid-column: span 5;
  min-height: 230px;
}

.bento-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms var(--transition-smooth);
}

.bento-item:hover img {
  transform: scale(1.04);
}

.bento-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 40%,
    rgba(28, 25, 23, 0.75) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  color: #FAFAF9;
}

.bento-overlay .label {
  color: var(--color-cta-light);
  margin-bottom: 0.5rem;
}

.bento-overlay h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
}

.bento-overlay p {
  font-size: 0.8125rem;
  opacity: 0.8;
  margin-top: 0.375rem;
  font-weight: 300;
}

/* ---- Membership CTA ---- */

.membership {
  padding: 4rem 0 8rem;
}

.membership-card {
  position: relative;
  border-radius: 2rem;
  overflow: hidden;
  padding: 5rem 4rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.membership-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.membership-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(28, 25, 23, 0.92) 0%,
    rgba(28, 25, 23, 0.75) 50%,
    rgba(28, 25, 23, 0.85) 100%
  );
}

.membership-content,
.membership-form {
  position: relative;
  z-index: 1;
}

.membership-content {
  color: #FAFAF9;
}

.membership-content .label {
  color: var(--color-cta-light);
}

.membership-content h2 {
  margin: 1rem 0 1.5rem;
  color: #FAFAF9;
}

.membership-content > p {
  font-weight: 300;
  opacity: 0.85;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.membership-perks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.membership-perks li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  font-weight: 300;
}

.membership-perks svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--color-cta-light);
  flex-shrink: 0;
}

.membership-contact {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.membership-contact-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cta-light);
  margin-bottom: 0.875rem;
}

.membership-contact-item {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 1.125rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 300;
}

.membership-contact-item svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--color-cta-light);
  flex-shrink: 0;
}

.membership-contact-item strong {
  font-weight: 600;
  color: #FAFAF9;
  letter-spacing: 0.02em;
}

.form-note strong {
  color: var(--color-primary);
  font-weight: 600;
}

.membership-form {
  padding: 2.5rem;
  border-radius: 1.5rem;
}

.membership-form h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.membership-form > p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.form-group input {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid rgba(28, 25, 23, 0.15);
  border-radius: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  background: rgba(255, 255, 255, 0.8);
  transition: border-color 200ms, box-shadow 200ms;
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-cta);
  box-shadow: 0 0 0 3px rgba(202, 138, 4, 0.15);
}

.form-submit {
  width: 100%;
  margin-top: 0.5rem;
}

.form-note {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 1rem;
  font-weight: 300;
}

/* ---- Footer ---- */

.footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(28, 25, 23, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: 1rem;
  font-weight: 300;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color 200ms;
  cursor: pointer;
}

.footer-col a:hover {
  color: var(--color-cta);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(28, 25, 23, 0.06);
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.footer-legal {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.footer-legal a {
  color: var(--color-text-muted);
  transition: color 200ms;
  cursor: pointer;
}

.footer-legal a:hover {
  color: var(--color-cta);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 2.25rem;
  height: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--color-text-muted);
  transition: color 200ms, background 200ms;
  cursor: pointer;
}

.footer-social a:hover {
  color: var(--color-cta);
  background: rgba(202, 138, 4, 0.08);
}

.footer-social svg {
  width: 1.125rem;
  height: 1.125rem;
}

/* ---- Scroll Reveal ---- */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 700ms var(--transition-smooth),
              transform 700ms var(--transition-smooth);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }

/* ---- Mobile Nav ---- */

.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: rgba(250, 250, 249, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 300ms;
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 400;
  cursor: pointer;
}

.mobile-menu-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

/* ---- Sub Pages ---- */

.page-hero {
  padding: 10rem 0 4rem;
  text-align: center;
}

.page-hero-desc {
  margin-top: 1rem;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  font-weight: 300;
}

.about-intro {
  padding: 4rem 0 6rem;
}

.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-text {
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-image {
  border-radius: 1.25rem;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 7/5;
}

.about-mission {
  padding: 4rem 0 6rem;
  background: var(--color-bg-warm);
}

.about-mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.mission-card {
  padding: 2.5rem 2rem;
}

.mission-card .label {
  display: block;
  margin-bottom: 0.75rem;
}

.mission-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.mission-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-weight: 300;
}

.about-info {
  padding: 6rem 0;
}

.info-table {
  padding: 2.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.info-list {
  display: flex;
  flex-direction: column;
}

.info-row {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 1.5rem;
  padding: 1.125rem 0;
  border-bottom: 1px solid rgba(28, 25, 23, 0.08);
}

.info-row:last-child {
  border-bottom: none;
}

.info-row dt {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.info-row dd {
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.6;
}

.about-contact {
  padding: 4rem 0 8rem;
}

.contact-card {
  padding: 3rem;
  max-width: 720px;
  margin: 0 auto;
}

.contact-content .label {
  display: block;
  margin-bottom: 0.75rem;
}

.contact-content h2 {
  margin-bottom: 1rem;
}

.contact-list {
  list-style: none;
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  font-weight: 300;
  line-height: 1.6;
}

.contact-list svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--color-cta);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.contact-list strong {
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.contact-wechat-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.75rem 1.25rem;
  margin-bottom: 1.5rem;
  background: rgba(202, 138, 4, 0.08);
  border: 1px solid rgba(202, 138, 4, 0.25);
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--color-text-muted);
}

.contact-wechat-badge svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--color-cta);
  flex-shrink: 0;
}

.contact-wechat-badge strong {
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

/* ---- Download Page ---- */

.download-hero {
  padding: 8rem 0 4rem;
  min-height: auto;
  display: flex;
  align-items: center;
  overflow: visible;
}

.download-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.download-desc {
  font-size: 1.0625rem;
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin: 1.5rem 0 2rem;
  max-width: 480px;
}

.download-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.download-btn-wrap {
  position: relative;
}

.download-btn-wrap:hover .download-qr-popup,
.download-btn-wrap:focus-within .download-qr-popup {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.download-qr-popup {
  position: absolute;
  top: calc(100% + 0.75rem);
  left: 50%;
  z-index: 30;
  min-width: 168px;
  padding: 1rem 1rem 0.875rem;
  border-radius: 1rem;
  text-align: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateX(-50%) translateY(8px);
  transition:
    opacity 250ms var(--transition-smooth),
    transform 250ms var(--transition-smooth),
    visibility 250ms;
  box-shadow: 0 16px 40px rgba(28, 25, 23, 0.12);
}

.download-qr-popup::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--color-glass);
  border-left: 1px solid var(--color-glass-border);
  border-top: 1px solid var(--color-glass-border);
}

.download-qr-popup-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.download-qr-popup-code {
  width: 132px;
  height: 132px;
  margin: 0 auto;
  padding: 0.5rem;
  background: #fff;
  border-radius: 0.5rem;
  border: 1px solid rgba(28, 25, 23, 0.08);
}

.download-qr-popup-code svg {
  width: 100%;
  height: 100%;
  display: block;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.5rem;
  background: var(--color-primary);
  color: #FAFAF9;
  border-radius: 0.75rem;
  transition: transform 200ms, box-shadow 200ms;
  cursor: pointer;
}

.download-btn svg {
  width: 1.75rem;
  height: 1.75rem;
}

.download-btn span {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  font-size: 1rem;
  font-weight: 600;
}

.download-btn span small {
  font-size: 0.625rem;
  font-weight: 400;
  opacity: 0.7;
  letter-spacing: 0.02em;
}

.download-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(28, 25, 23, 0.2);
}

.download-btn-android {
  background: var(--color-secondary);
}

.download-note {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  font-weight: 300;
}

.phone-mockup {
  width: 280px;
  margin: 0 auto;
  padding: 1rem;
  border-radius: 2.5rem;
}

.phone-screen {
  border-radius: 1.75rem;
  overflow: hidden;
  aspect-ratio: 9/16;
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.download-features {
  padding: 6rem 0 8rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.feature-item {
  padding: 2rem 1.5rem;
  text-align: center;
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  margin: 0 auto 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(202, 138, 4, 0.1);
  color: var(--color-cta);
}

.feature-icon svg {
  width: 1.375rem;
  height: 1.375rem;
}

.feature-item h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.feature-item p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  font-weight: 300;
}

/* ---- Services Page ---- */

.services-intro {
  padding: 0 0 3rem;
}

.services-intro-inner {
  padding: 2rem 2.5rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.services-intro-inner p {
  font-size: 1rem;
  font-weight: 300;
  color: var(--color-text-muted);
  line-height: 1.8;
}

.services-grid-section {
  padding: 3rem 0 6rem;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.service-card {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
}

.service-card-icon {
  width: 3.25rem;
  height: 3.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(202, 138, 4, 0.1);
  color: var(--color-cta);
  margin-bottom: 1.25rem;
}

.service-card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.service-tag {
  display: inline-block;
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cta);
  margin-bottom: 0.5rem;
}

.service-card h2 {
  font-size: 1.625rem;
  font-weight: 500;
  margin-bottom: 0.875rem;
}

.service-card > p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  font-weight: 300;
  margin-bottom: 1.25rem;
}

.service-features {
  list-style: none;
  margin-bottom: 1.5rem;
  flex: 1;
}

.service-features li {
  position: relative;
  padding-left: 1.125rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  font-weight: 300;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-cta);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  transition: color 200ms;
  cursor: pointer;
  margin-top: auto;
}

.service-link svg {
  width: 0.875rem;
  height: 0.875rem;
  transition: transform 200ms;
}

.service-link:hover {
  color: var(--color-cta);
}

.service-link:hover svg {
  transform: translateX(3px);
}

.services-process {
  padding: 6rem 0;
  background: var(--color-bg-warm);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.process-step {
  text-align: center;
  padding: 1.5rem 1rem;
}

.process-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--color-cta);
  opacity: 0.6;
  line-height: 1;
  margin-bottom: 1rem;
}

.process-step h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.process-step p {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  font-weight: 300;
}

.services-cta {
  padding: 4rem 0 8rem;
}

.services-cta-card {
  padding: 4rem 3rem;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.services-cta-card h2 {
  margin-bottom: 0.75rem;
}

.services-cta-card > p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  font-weight: 300;
  margin-bottom: 1.25rem;
}

.services-cta-card .contact-wechat-badge {
  margin-bottom: 2rem;
}

.services-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* ---- Responsive ---- */

@media (max-width: 1024px) {
  .hero-grid,
  .story-grid,
  .membership-card,
  .about-intro-grid,
  .download-hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-mission-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-visual {
    order: -1;
    max-width: 480px;
    margin: 0 auto;
  }

  .hero-float-card {
    left: 1rem;
  }

  .values-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }

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

  .bento-item-large,
  .bento-item-medium,
  .bento-item-small {
    grid-column: span 1;
    min-height: 280px;
  }

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

  .showcase-track {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-menu {
    display: flex;
  }

  .hero {
    padding-top: 7rem;
    min-height: auto;
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .story-image-accent {
    right: 0;
    bottom: -1.5rem;
    width: 45%;
  }

  .story-timeline {
    flex-direction: column;
    gap: 1rem;
  }

  .membership-card {
    padding: 3rem 1.5rem;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .info-row {
    grid-template-columns: 1fr;
    gap: 0.375rem;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }

  .services-cta-card {
    padding: 3rem 1.5rem;
  }

  .download-hero {
    padding-top: 7rem;
  }

  .download-qr-popup {
    left: 0;
    transform: translateY(8px);
  }

  .download-btn-wrap:hover .download-qr-popup,
  .download-btn-wrap:focus-within .download-qr-popup {
    transform: translateY(0);
  }
}

/* ---- Reduced Motion ---- */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  html {
    scroll-behavior: auto;
  }
}