```css
:root {
  --cream: #FFF8F0;
  --sand: #FFF0E6;
  --ink: #1A1A2E;
  --coral: #FF5A3C;
  --teal: #0A9396;
  --mustard: #FFD166;
  --white: #FFFFFF;
  --shadow: rgba(26, 26, 46, 0.85);
}

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

body {
  font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  overflow-x: hidden;
  background-color: var(--cream);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(255, 209, 102, 0.16) 0%, transparent 22%),
    radial-gradient(circle at 88% 92%, rgba(10, 147, 150, 0.12) 0%, transparent 22%),
    radial-gradient(circle at 65% 25%, rgba(255, 90, 60, 0.07) 0%, transparent 18%);
  color: var(--ink);
  line-height: 1.5;
}

::selection {
  background: var(--mustard);
  color: var(--ink);
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--cream);
}
::-webkit-scrollbar-thumb {
  background: var(--coral);
  border: 2px solid var(--ink);
  border-radius: 6px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section:nth-child(even) {
  background-color: var(--sand);
  background-image:
    radial-gradient(circle at 90% 10%, rgba(255, 209, 102, 0.28) 0%, transparent 22%),
    radial-gradient(circle at 8% 92%, rgba(10, 147, 150, 0.14) 0%, transparent 18%);
}

.section > .container {
  position: relative;
  z-index: 1;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 248, 240, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 3px solid var(--ink);
  box-shadow: 0 2px 0 rgba(26, 26, 46, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.25rem;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--coral);
  border: 2.5px solid var(--ink);
  box-shadow: 3px 3px 0 var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  font-weight: 900;
  color: var(--white);
  position: relative;
}

.logo-icon::after {
  content: '';
  position: absolute;
  top: -6px;
  right: -6px;
  width: 14px;
  height: 14px;
  background: var(--mustard);
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.main-nav a {
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--ink);
  padding: 6px 0;
  position: relative;
  transition: color 0.2s;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2.5px;
  background: var(--coral);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.main-nav a:hover {
  color: var(--coral);
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  padding: 10px 22px;
  border-radius: 12px;
  color: var(--ink) !important;
  font-weight: 800;
  background: var(--teal);
  border: 2.5px solid var(--ink);
  box-shadow: 3px 3px 0 var(--shadow);
  transition: all 0.2s ease;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  background: var(--coral);
  color: var(--white) !important;
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 var(--shadow);
}

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--mustard);
  border: 2.5px solid var(--ink);
  box-shadow: 3px 3px 0 var(--shadow);
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}

.menu-toggle::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 14px;
  border-top: 2.5px solid var(--ink);
  border-bottom: 2.5px solid var(--ink);
}

.menu-toggle::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 2.5px;
  background: var(--ink);
}

.main-nav.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: 72px;
  left: 0;
  width: 100%;
  background: var(--cream);
  border-bottom: 3px solid var(--ink);
  padding: 24px;
  gap: 20px;
  align-items: stretch;
  box-shadow: 0 12px 24px rgba(26, 26, 46, 0.1);
}

.main-nav.open a {
  padding: 12px 16px;
  border-radius: 10px;
  border: 2px solid transparent;
}

.main-nav.open a:hover {
  background: var(--mustard);
  border-color: var(--ink);
}

.main-nav.open a::after {
  display: none;
}

.hero {
  min-height: 88vh;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 50px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 150px 24px 90px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  right: 3%;
  width: 200px;
  height: 200px;
  border: 4px dashed var(--coral);
  border-radius: 50%;
  animation: spin 36s linear infinite;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 18%;
  left: -24px;
  width: 72px;
  height: 72px;
  background: var(--mustard);
  border: 3px solid var(--ink);
  border-radius: 18px;
  transform: rotate(18deg);
  pointer-events: none;
  z-index: 0;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.hero-content {
  flex: 1 1 480px;
  max-width: 640px;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 6px 18px;
  border-radius: 100px;
  background: var(--mustard);
  color: var(--ink);
  border: 2.5px solid var(--ink);
  box-shadow: 3px 3px 0 var(--shadow);
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2.6rem, 4.6vw, 4.2rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
  color: var(--ink);
}

.hero h1 .text-accent {
  position: relative;
  display: inline-block;
  z-index: 0;
}

.hero h1 .text-accent::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 4px;
  width: 100%;
  height: 14px;
  background: rgba(255, 209, 102, 0.55);
  z-index: -1;
  border-radius: 3px;
}

.hero p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: var(--ink);
  opacity: 0.7;
  max-width: 540px;
  margin-bottom: 36px;
}

.hero-buttons {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.hero-image {
  flex: 1 1 360px;
  position: relative;
  border: 3px solid var(--ink);
  border-radius: 24px;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 209, 102, 0.9) 0%, transparent 45%),
    linear-gradient(135deg, var(--mustard) 0%, var(--coral) 55%, var(--teal) 100%);
  box-shadow: 12px 12px 0 var(--shadow);
  min-height: 320px;
  overflow: hidden;
}

.hero-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 78% 72%, rgba(255, 255, 255, 0.35) 0%, transparent 26%),
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(26, 26, 46, 0.06) 12px 13px);
  z-index: 1;
}

.hero-image::after {
  content: '';
  position: absolute;
  top: 26%;
  right: 22%;
  width: 56px;
  height: 56px;
  background: var(--teal);
  border: 3px solid var(--ink);
  border-radius: 50%;
  box-shadow: 7px 7px 0 rgba(26, 26, 46, 0.18);
  z-index: 2;
}

.hero-image img {
  position: relative;
  z-index: 3;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  mix-blend-mode: multiply;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 34px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 0.95rem;
  cursor: pointer;
  border: 2.5px solid var(--ink);
  text-decoration: none;
  box-shadow: 4px 4px 0 var(--shadow);
  transition: all 0.18s ease;
}

.btn:hover {
  transform: translate(-3px, -3px);
  box-shadow: 7px 7px 0 var(--shadow);
}

.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 var(--shadow);
}

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

.btn-primary:hover {
  background: #FF6B52;
}

.btn-outline {
  background: var(--cream);
  color: var(--ink);
  border: 2.5px solid var(--ink);
}

.btn-outline:hover {
  background: var(--mustard);
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
  padding: 5px 14px;
  border-radius: 6px;
  background: rgba(255, 90, 60, 0.08);
  border-left: 4px solid var(--coral);
  color: var(--coral);
}

.section-title {
  display: inline-block;
  font-size: 2.4rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 18px;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 92px;
  height: 14px;
  margin-top: 10px;
  border-radius: 3px;
  background:
    radial-gradient(circle, var(--ink) 0 3px, transparent 4px) 0 0 / 16px 14px repeat-x,
    var(--coral);
}

.section-desc {
  max-width: 600px;
  opacity: 0.65;
  margin-bottom: 48px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.category-card {
  position: relative;
  background: var(--white);
  border-radius: 16px;
  padding: 32px;
  border: 2.5px solid var(--ink);
  box-shadow: 5px 5px 0 var(--shadow);
  transition: all 0.2s ease;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 7px;
  background: linear-gradient(90deg, var(--coral), var(--mustard), var(--teal));
}

.category-card::after {
  content: '';
  position: absolute;
  top: 14px;
  right: 14px;
  width: 10px;
  height: 10px;
  background: var(--coral);
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.category-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: 9px 9px 0 var(--shadow);
}

.category-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.category-card p {
  font-size: 0.9rem;
  opacity: 0.65;
  line-height: 1.6;
  margin-bottom: 18px;
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--sand);
  border: 2.5px solid var(--ink);
  box-shadow: 3px 3px 0 rgba(26, 26, 46, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.card-link {
  font-weight: 800;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--coral);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s ease;
}

.card-link::after {
  content: '→';
  font-size: 1.1rem;
  transition: transform 0.2s ease;
}

.card-link:hover {
  gap: 8px;
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.feature-image {
  position: relative;
  border: 2.5px solid var(--ink);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 9px 9px 0 var(--shadow);
  background:
    radial-gradient(circle at 70% 30%, rgba(255, 209, 102, 0.9) 0%, transparent 40%),
    linear-gradient(160deg, var(--teal) 0%, #0B7A7B 100%);
  min-height: 280px;
}

.feature-image::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 18px;
  width: 42px;
  height: 42px;
  background: var(--mustard);
  border: 2.5px solid var(--ink);
  border-radius: 50%;
  box-shadow: 4px 4px 0 rgba(26, 26, 46, 0.25);
}

.feature-image img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
  mix-blend-mode: multiply;
}

.feature-text {
  position: relative;
}

.feature-text .section-label {
  border-left-color: var(--teal);
  color: var(--teal);
  background: rgba(10, 147, 150, 0.08);
}

.feature-text h3 {
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.feature-text p {
  opacity: 0.7;
  line-height: 1.7;
  margin-bottom: 24px;
}

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

.feature-list li {
  padding: 10px 0;
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
  border-bottom: 2px dotted rgba(26, 26, 46, 0.15);
}

.feature-list li::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: var(--teal);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 900;
  border: 2px solid var(--ink);
  flex-shrink: 0;
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  text-align: center;
}

.stat-item {
  position: relative;
  background: var(--white);
  padding: 36px 20px 28px;
  border-radius: 18px;
  border: 2.5px solid var(--ink);
  box-shadow: 5px 5px 0 var(--shadow);
  transition: all 0.2s ease;
}

.stat-item::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 26px;
  background: var(--coral);
  border: 2.5px solid var(--ink);
  border-radius: 50%;
}

.stat-item:hover {
  transform: rotate(-2deg) scale(1.03);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--coral);
  display: inline-block;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.55;
  margin-top: 8px;
}

.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
}

.content-wall-item {
  background: var(--white);
  border-radius: 16px;
  overflow: hidden;
  border: 2.5px solid var(--ink);
  box-shadow: 5px 5px 0 var(--shadow);
  transition: all 0.2s ease;
}

.content-wall-item:hover {
  transform: translate(-4px, -4px);
  box-shadow: 9px 9px 0 var(--shadow);
}

.content-wall-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom: 2.5px solid var(--ink);
  display: block;
}

.content-wall-body {
  padding: 24px;
  position: relative;
}

.content-wall-body::before {
  content: '';
  position: absolute;
  top: 16px;
  right: 18px;
  width: 9px;
  height: 9px;
  background: var(--teal);
  border: 2px solid var(--ink);
  border-radius: 50%;
}

.content-wall-body h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.content-wall-body p {
  font-size: 0.9rem;
  opacity: 0.65;
  line-height: 1.6;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 2.5px solid var(--ink);
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  cursor: pointer;
  background: var(--white);
  box-shadow: 4px 4px 0 rgba(26, 26, 46, 0.7);
  transition: all 0.2s ease;
}

.faq-item:hover {
  transform: translate(-2px, -2px);
  box-shadow: 7px 7px 0 var(--shadow);
}

.faq-item .faq-question {
  padding: 20px 24px;
  font-weight: 800;
  font-size: 1.05rem;
  background: var(--cream);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  border-bottom: 2px solid transparent;
  transition: background 0.2s;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--ink);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ink);
  border-radius: 8px;
  background: var(--mustard);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-question {
  background: var(--sand);
  border-bottom-color: rgba(26, 26, 46, 0.2);
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
}

.faq-item .faq-answer {
  padding: 0 24px;
  display: none;
  opacity: 0.7;
  line-height: 1.7;
  font-size: 0.95rem;
}

.faq-item.open .faq-answer {
  display: block;
  padding-top: 4px;
  padding-bottom: 20px;
}

.cta-banner {
  padding: 64px 40px;
  text-align: center;
  border-radius: 24px;
  background: linear-gradient(135deg, #0A9396 0%, #0B7A7B 100%);
  color: var(--white);
  border: 3px solid var(--ink);
  box-shadow: 10px 10px 0 var(--shadow);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -45px;
  right: -45px;
  width: 150px;
  height: 150px;
  background: rgba(255, 209, 102, 0.9);
  border: 3px solid var(--ink);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -20px;
  left: 30px;
  width: 56px;
  height: 56px;
  background: var(--coral);
  border: 2.5px solid var(--ink);
  border-radius: 14px;
  transform: rotate(12deg);
}

.cta-banner h2 {
  color: var(--white);
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary {
  background: var(--coral);
  color: var(--ink);
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary:hover {
  background: var(--mustard);
  color: var(--ink);
}

.site-footer {
  position: relative;
  padding: 72px 0 32px;
  background-color: var(--mustard);
  border-top: 3px solid var(--ink);
  margin-top: 80px;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 12px;
  background: repeating-linear-gradient(
    90deg,
    var(--coral) 0px,
    var(--coral) 40px,
    var(--teal) 40px,
    var(--teal) 80px,
    var(--cream) 80px,
    var(--cream) 120px,
    var(--ink) 120px,
    var(--ink) 160px
  );
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}

.footer-brand h3 {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.footer-brand p {
  opacity: 0.7;
  margin-top: 12px;
  line-height: 1.6;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 16px;
  display: inline-block;
}

.footer-col h4::after {
  content: '';
  display: block;
  width: 32px;
  height: 4px;
  background: var(--coral);
  margin-top: 4px;
  border-radius: 2px;
}

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

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

.footer-col ul a {
  text-decoration: none;
  color: var(--ink);
  opacity: 0.75;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all 0.2s ease;
  border-bottom: 1px dotted transparent;
}

.footer-col ul a:hover {
  opacity: 1;
  color: var(--coral);
  border-bottom-color: var(--coral);
}

.footer-bottom {
  border-top: 2px solid rgba(26, 26, 46, 0.25);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(26, 26, 46, 0.7);
}

.text-accent {
  color: var(--coral);
  position: relative;
  display: inline-block;
  z-index: 0;
}

.text-accent::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 12px;
  background: rgba(255, 209, 102, 0.5);
  z-index: -1;
  border-radius: 3px;
}

.text-center {
  text-align: center;
}

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  opacity: 0.7;
  line-height: 1.7;
}

.mt-0 {
  margin-top: 0;
}

.mb-0 {
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .feature-block {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

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

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

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

  .section {
    padding: 72px 0;
  }

  .hero {
    padding-top: 130px;
  }

  .hero-image {
    min-height: 260px;
  }

  .section-title {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .cards-grid,
  .content-wall,
  .stats-bar {
    grid-template-columns: 1fr;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

  .section {
    padding: 60px 0;
  }

  .site-footer {
    padding: 56px 0 24px;
  }

  .cta-banner {
    padding: 48px 24px;
  }

  .cta-banner h2 {
    font-size: 1.7rem;
  }
}