:root {
  --color-primary: #4a4ed7;
  --color-primary-dark: #383bb5;
  --color-primary-light: #6a6ee0;
  --color-accent: #fef9e1;
  --color-accent-light: #fffdf5;
  --color-bg: #f8f8fe;
  --color-bg-alt: #eef0fb;
  --color-bg-dark: #3538a8;
  --color-text: #1a1c3a;
  --color-text-muted: #5a5d8a;
  --color-border: #d4d6ef;
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: "Microsoft YaHei", "微软雅黑", "PingFang SC", "Hiragino Sans GB", sans-serif;
  --shadow-sm: 0 1px 3px rgba(26, 28, 58, 0.06);
  --shadow-md: 0 4px 12px rgba(26, 28, 58, 0.08);
  --shadow-lg: 0 12px 32px rgba(26, 28, 58, 0.12);
  --radius: 4px;
  --max-width: 1100px;
  --header-height: 68px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s;
}

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

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 248, 254, 0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.08em;
}

.logo-img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.logo:hover {
  color: var(--color-text);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 4px;
}

.nav-list a {
  display: block;
  padding: 8px 18px;
  color: var(--color-text-muted);
  font-weight: 500;
  font-size: 0.9375rem;
  letter-spacing: 0.04em;
  border-radius: var(--radius);
  transition: all 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-primary-dark);
  background: rgba(74, 78, 215, 0.1);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
}

/* Hero */
.hero {
  background: var(--color-primary);
  color: var(--color-accent);
  padding: 88px 0 96px;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(254, 249, 225, 0.15) 0%, transparent 60%),
    url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23fef9e1' fill-opacity='0.06'%3E%3Cpath d='M40 0L80 40L40 80L0 40z'/%3E%3C/g%3E%3C/svg%3E");
}

.hero-inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.hero-symbol {
  font-size: 3.5rem;
  color: var(--color-accent);
  margin-bottom: 28px;
  letter-spacing: 0.5em;
  opacity: 0.9;
}

.hero-badge {
  display: inline-block;
  color: var(--color-accent);
  font-size: 0.8125rem;
  letter-spacing: 0.2em;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(254, 249, 225, 0.35);
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.875rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 20px;
  color: var(--color-accent);
  letter-spacing: 0.06em;
}

.hero p {
  font-size: 1.0625rem;
  opacity: 0.85;
  line-height: 1.9;
}

.hero-lead {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 3vw, 1.625rem);
  color: var(--color-accent);
  letter-spacing: 0.15em;
  margin-bottom: 20px;
}

.hero-desc {
  max-width: 560px;
  margin: 0 auto 40px;
  opacity: 0.8;
}

.section-compact {
  padding: 48px 0;
  margin-top: -32px;
  position: relative;
  z-index: 2;
}

.notice-card {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  background: white;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 32px 36px;
  box-shadow: var(--shadow-lg);
}

.notice-card-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--color-bg-dark);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.notice-card-body h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 14px;
  letter-spacing: 0.04em;
}

.notice-card-body p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.85;
  margin-bottom: 12px;
}

.notice-card-body p:last-of-type {
  margin-bottom: 16px;
}

.notice-link {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.fusion-title {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 3vw, 1.75rem);
}

.fusion-title span {
  letter-spacing: 0.08em;
}

.fusion-sep {
  color: var(--color-primary);
  font-weight: 400;
}

.fusion-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 36px;
}

.fusion-block {
  padding: 36px 32px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.fusion-label {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  color: var(--color-primary-dark);
  margin-bottom: 16px;
  letter-spacing: 0.1em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.fusion-traditional .fusion-label::before {
  content: "☰ ";
  color: var(--color-primary);
}

.fusion-ai .fusion-label::before {
  content: "AI ";
  color: var(--color-primary);
  font-family: var(--font-sans);
  font-weight: 600;
}

.fusion-block p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.9;
  margin: 0;
}

.fusion-tagline {
  text-align: center;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--color-primary-dark);
  letter-spacing: 0.12em;
}

.moment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.moment-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px 28px;
  text-align: center;
  transition: all 0.3s;
}

.moment-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow-md);
}

.moment-key {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  line-height: 1;
}

.moment-card h3 {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  margin-bottom: 14px;
  letter-spacing: 0.06em;
}

.moment-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.85;
  margin: 0;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary-dark);
}

.btn-primary:hover {
  background: var(--color-accent-light);
  color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(74, 78, 215, 0.25);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid rgba(254, 249, 225, 0.5);
}

.btn-outline:hover {
  background: rgba(254, 249, 225, 0.12);
  border-color: var(--color-accent);
  color: var(--color-accent-light);
}

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

.btn-accent:hover {
  background: var(--color-primary-dark);
  color: var(--color-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Sections */
section {
  padding: 72px 0;
}

.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 48px;
}

.section-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-primary);
  letter-spacing: 0.25em;
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.625rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 14px;
  letter-spacing: 0.06em;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1rem;
}

.section-divider {
  width: 48px;
  height: 2px;
  background: var(--color-primary);
  margin: 16px auto 0;
}

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

.bg-dark {
  background: var(--color-bg-dark);
  color: var(--color-accent);
}

.bg-dark .section-header p {
  color: rgba(254, 249, 225, 0.75);
}

.bg-dark .section-header h2 {
  color: var(--color-accent);
}

/* Feature cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: white;
  padding: 36px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all 0.3s;
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.feature-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.375rem;
  color: var(--color-primary);
  background: var(--color-bg);
}

.feature-card h3 {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.8;
}

/* Hexagram strip */
.hex-strip {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 12px;
  max-width: 640px;
  margin: 0 auto;
}

.hex-item {
  text-align: center;
  padding: 16px 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(254, 249, 225, 0.2);
  border-radius: var(--radius);
  transition: border-color 0.2s;
}

.hex-item:hover {
  border-color: rgba(254, 249, 225, 0.45);
}

.hex-glyph {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-accent);
  display: block;
  margin-bottom: 6px;
}

.hex-name {
  font-size: 0.75rem;
  color: rgba(254, 249, 225, 0.65);
  letter-spacing: 0.05em;
}

/* Steps */
.steps-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.steps-row::before {
  content: "";
  position: absolute;
  top: 28px;
  left: 12.5%;
  right: 12.5%;
  height: 1px;
  background: var(--color-border);
}

.step-item {
  text-align: center;
  padding: 0 16px;
  position: relative;
}

.step-num {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: white;
  border: 2px solid var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 1.125rem;
  color: var(--color-primary);
  position: relative;
  z-index: 1;
}

.step-item h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.step-item p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  line-height: 1.7;
}

/* Stats */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item span {
  color: rgba(254, 249, 225, 0.7);
  font-size: 0.875rem;
  letter-spacing: 0.06em;
}

/* Page header */
.page-header {
  background: var(--color-primary);
  color: var(--color-accent);
  padding: 56px 0;
  text-align: center;
  position: relative;
}

.page-header::after {
  content: "☰";
  position: absolute;
  bottom: -18px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 2rem;
  color: var(--color-accent);
  opacity: 0.3;
  letter-spacing: -0.2em;
}

.page-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.page-header p {
  opacity: 0.75;
  font-size: 1rem;
  letter-spacing: 0.04em;
}

/* Content */
.content-section {
  padding: 64px 0;
}

.content-section h2 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  margin: 40px 0 16px;
  letter-spacing: 0.04em;
}

.content-section h2:first-child {
  margin-top: 0;
}

.content-section p,
.content-section li {
  color: var(--color-text-muted);
  margin-bottom: 16px;
  line-height: 1.9;
}

.content-section ul,
.content-section ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.content-narrow {
  max-width: 760px;
  margin: 0 auto;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 56px;
  align-items: center;
}

.about-visual {
  aspect-ratio: 1;
  max-width: 360px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  background: white;
  position: relative;
}

.about-visual::before,
.about-visual::after {
  content: "";
  position: absolute;
  width: 80%;
  height: 80%;
  border: 1px solid var(--color-border);
}

.about-visual::before {
  transform: rotate(45deg);
}

.about-visual::after {
  transform: rotate(0deg);
  width: 60%;
  height: 60%;
  border-color: var(--color-accent);
  opacity: 0.4;
}

.about-visual-inner {
  position: relative;
  z-index: 1;
  text-align: center;
}

.about-visual-inner .big-gua {
  font-family: var(--font-serif);
  font-size: 4rem;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 12px;
}

.about-visual-inner span {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
}

.about-content h2 {
  font-family: var(--font-serif);
  font-size: 1.625rem;
  margin-bottom: 20px;
  letter-spacing: 0.06em;
}

.about-content p {
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.value-item {
  padding: 28px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.value-item h3 {
  font-family: var(--font-serif);
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
  letter-spacing: 0.04em;
}

.value-item p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin: 0;
  line-height: 1.8;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

.service-card-header {
  padding: 28px 32px 20px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.service-gua {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-primary);
  line-height: 1;
  flex-shrink: 0;
}

.service-card-header h3 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}

.service-card-header p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  margin: 0;
}

.service-card-body {
  padding: 24px 32px 28px;
  flex: 1;
}

.service-card-body ul {
  list-style: none;
  padding: 0;
}

.service-card-body li {
  padding: 7px 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  border-bottom: 1px dashed var(--color-border);
  padding-left: 16px;
  position: relative;
}

.service-card-body li:last-child {
  border-bottom: none;
}

.service-card-body li::before {
  content: "◆";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-size: 0.5rem;
  top: 12px;
}

/* CTA */
.cta-section {
  background: var(--color-primary);
  color: var(--color-accent);
  text-align: center;
  padding: 72px 0;
  position: relative;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(254, 249, 225, 0.12) 0%, transparent 70%);
}

.cta-section .container {
  position: relative;
}

.cta-section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 3vw, 1.75rem);
  margin-bottom: 14px;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.cta-section p {
  opacity: 0.75;
  margin-bottom: 32px;
  font-size: 1rem;
}

/* Footer */
.site-footer {
  background: #252878;
  color: #a8aad4;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding: 56px 0 40px;
}

.footer-brand .logo {
  color: var(--color-accent);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.8;
  max-width: 280px;
}

.footer-col h4 {
  color: #e8e9fc;
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.1em;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: #a8aad4;
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid #3538a0;
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.8125rem;
}

.footer-bottom a {
  color: #a8aad4;
}

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

.footer-disclaimer {
  font-size: 0.75rem;
  color: #7a7da8;
  text-align: center;
  padding: 0 24px 20px;
  line-height: 1.7;
}

/* Privacy */
.privacy-updated {
  display: inline-block;
  background: var(--color-bg-alt);
  padding: 6px 14px;
  border-radius: var(--radius);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: 28px;
  border: 1px solid var(--color-border);
}

/* Two col intro */
.intro-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.intro-block {
  padding: 32px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.intro-block h3 {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  margin-bottom: 14px;
  color: var(--color-primary-dark);
  letter-spacing: 0.04em;
}

.intro-block p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin: 0;
  line-height: 1.85;
}

/* Download */
.download-panel {
  max-width: 520px;
  margin: 0 auto;
  text-align: center;
  padding: 48px 40px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.download-logo {
  width: 96px;
  height: 96px;
  margin: 0 auto 24px;
  border-radius: 16px;
  object-fit: cover;
}

.download-panel h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 12px;
  letter-spacing: 0.08em;
}

.download-panel > p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 32px;
}

.download-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.download-actions .btn-primary {
  min-width: 140px;
}

.download-actions .btn-accent {
  min-width: 140px;
}

.download-hint {
  margin-top: 24px;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 900px) {
  .features-grid,
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .steps-row::before {
    display: none;
  }

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

  .hex-strip {
    grid-template-columns: repeat(4, 1fr);
  }

  .fusion-grid,
  .moment-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-list {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }

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

  .about-grid,
  .intro-split,
  .fusion-grid,
  .moment-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .notice-card {
    flex-direction: column;
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .hero {
    padding: 64px 0 72px;
  }

  section {
    padding: 56px 0;
  }

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

@media (max-width: 480px) {
  .stats-row,
  .steps-row {
    grid-template-columns: 1fr;
  }

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

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

  .hex-strip {
    grid-template-columns: repeat(4, 1fr);
  }
}