*, *::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: #FDF8F2;
  background-image: radial-gradient(rgba(30, 58, 56, 0.045) 1px, transparent 1px);
  background-size: 22px 22px;
  color: #1E3A38;
  line-height: 1.65;
  font-size: 16px;
}

::selection {
  background: #F2B827;
  color: #1E3A38;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #FDF8F2;
}
::-webkit-scrollbar-thumb {
  background: #FF4B2E;
  border-radius: 6px;
}

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

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

.section:nth-child(even) {
  background: #F0EAE0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(253, 248, 242, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid #E8DFD3;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #FF4B2E 0%, #F2B827 50%, #1D7A76 100%);
  background-size: 200% 100%;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 1.3rem;
  text-decoration: none;
  color: #1E3A38;
  letter-spacing: 0.02em;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  background: #FF4B2E;
  color: #fff;
  transform: rotate(-3deg);
  box-shadow: 3px 3px 0 #F2B827;
  transition: transform 0.3s ease;
}

.logo:hover .logo-icon {
  transform: rotate(3deg) scale(1.05);
}

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

.main-nav a {
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  color: #1E3A38;
  padding: 8px 12px;
  border-radius: 6px;
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 12px;
  right: 12px;
  height: 2px;
  background: #FF4B2E;
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.main-nav a:hover {
  color: #FF4B2E;
}

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

.nav-cta {
  background: #FF4B2E !important;
  color: #fff !important;
  padding: 10px 24px !important;
  border-radius: 30px !important;
  font-weight: 700 !important;
  box-shadow: 0 4px 0 #C9331D, 0 6px 16px rgba(255, 75, 46, 0.25) !important;
  transition: all 0.25s ease !important;
}

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

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 #C9331D, 0 10px 20px rgba(255, 75, 46, 0.3) !important;
  color: #fff !important;
}

.menu-toggle {
  display: none;
  background: #F2B827;
  border: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  font-size: 1.3rem;
  cursor: pointer;
  color: #1E3A38;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}

.menu-toggle:hover {
  background: #FF4B2E;
  color: #fff;
}

.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  gap: 56px;
  padding: 110px 0 60px;
  position: relative;
  background:
    radial-gradient(circle at 78% 30%, rgba(242, 184, 39, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 12% 85%, rgba(255, 75, 46, 0.08) 0%, transparent 40%),
    #FDF8F2;
}

.hero::after {
  content: '黑料';
  position: absolute;
  right: 3%;
  bottom: 18%;
  font-size: 13rem;
  font-weight: 900;
  color: rgba(30, 58, 56, 0.04);
  line-height: 1;
  pointer-events: none;
  z-index: 0;
  letter-spacing: 0.1em;
}

.hero-content {
  flex: 1.1;
  max-width: 720px;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #F2B827;
  color: #1E3A38;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 6px 18px;
  border-radius: 30px;
  letter-spacing: 0.08em;
  margin-bottom: 22px;
  box-shadow: 2px 2px 0 rgba(30, 58, 56, 0.15);
}

.hero-eyebrow::before {
  content: '';
  width: 7px;
  height: 7px;
  background: #FF4B2E;
  border-radius: 50%;
  flex-shrink: 0;
}

.hero h1 {
  font-size: 4rem;
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: #1E3A38;
}

.hero h1 .text-accent {
  background: linear-gradient(180deg, transparent 62%, rgba(242, 184, 39, 0.55) 62%);
  display: inline-block;
  padding: 0 6px;
  color: #FF4B2E;
  font-weight: 900;
}

.hero p {
  font-size: 1.18rem;
  color: rgba(30, 58, 56, 0.72);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.75;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-image {
  flex: 0.9;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 8px 8px 0 #F2B827, -4px 4px 0 rgba(255, 75, 46, 0.3);
  transform: rotate(1.2deg);
  position: relative;
  z-index: 1;
  background: #E8DFD3;
}

.hero-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.hero-image:hover img {
  transform: scale(1.03);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 30px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  text-decoration: none;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  transition: all 0.25s ease;
}

.btn-primary {
  background: #FF4B2E;
  color: #fff;
  box-shadow: 0 4px 0 #C9331D, 0 8px 20px rgba(255, 75, 46, 0.28);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 #C9331D, 0 12px 24px rgba(255, 75, 46, 0.35);
}

.btn-primary:active {
  transform: translateY(1px);
  box-shadow: 0 2px 0 #C9331D;
}

.btn-outline {
  background: transparent;
  border: 2px solid #1E3A38;
  color: #1E3A38;
}

.btn-outline:hover {
  background: #1E3A38;
  color: #FDF8F2;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(30, 58, 56, 0.25);
}

.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 14px;
  color: #FF4B2E;
  padding-bottom: 4px;
  border-bottom: 3px solid #F2B827;
}

.section-title {
  font-size: 2.4rem;
  line-height: 1.2;
  font-weight: 900;
  margin-bottom: 16px;
  color: #1E3A38;
  letter-spacing: -0.01em;
  position: relative;
}

.section-title::before {
  content: '';
  display: inline-block;
  width: 10px;
  height: 10px;
  background: #FF4B2E;
  border-radius: 3px;
  margin-right: 12px;
  transform: rotate(45deg);
  vertical-align: middle;
}

.section-desc {
  max-width: 640px;
  color: rgba(30, 58, 56, 0.65);
  font-size: 1.05rem;
  margin-bottom: 48px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 28px;
}

.category-card {
  background: #FFFFFF;
  border-radius: 16px;
  padding: 32px 28px;
  border: 2px solid #E8DFD3;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.category-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 24px;
  right: 24px;
  height: 4px;
  background: linear-gradient(90deg, #FF4B2E, #F2B827);
  border-radius: 0 0 4px 4px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.category-card:hover::before {
  transform: scaleX(1);
}

.category-card:hover {
  transform: translateY(-5px) rotate(-0.5deg);
  box-shadow: 0 16px 32px rgba(30, 58, 56, 0.08);
  border-color: rgba(255, 75, 46, 0.3);
}

.card-icon {
  width: 54px;
  height: 54px;
  background: #FFF0E9;
  color: #FF4B2E;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
  transition: all 0.35s ease;
}

.category-card:hover .card-icon {
  background: #FF4B2E;
  color: #fff;
  transform: rotate(-8deg) scale(1.06);
  box-shadow: 0 6px 12px rgba(255, 75, 46, 0.3);
}

.category-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #1E3A38;
}

.category-card p {
  font-size: 0.92rem;
  color: rgba(30, 58, 56, 0.65);
  line-height: 1.6;
  margin-bottom: 12px;
}

.card-link {
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  color: #FF4B2E;
  display: inline-block;
  transition: letter-spacing 0.2s;
}

.card-link::after {
  content: '→';
  display: inline-block;
  margin-left: 4px;
  transition: transform 0.2s;
}

.card-link:hover {
  letter-spacing: 0.04em;
}

.card-link:hover::after {
  transform: translateX(5px);
}

.feature-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.feature-image {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: -8px 8px 0 #F2B827;
  transform: rotate(-1deg);
  background: #E8DFD3;
}

.feature-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.feature-image:hover img {
  transform: scale(1.04);
}

.feature-text {
  padding-left: 24px;
}

.feature-text h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.feature-text p {
  color: rgba(30, 58, 56, 0.68);
  margin-bottom: 20px;
}

.feature-list {
  list-style: none;
  margin-top: 16px;
}

.feature-list li {
  padding: 12px 0;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.98rem;
  border-bottom: 1px dashed #E0D5C8;
  transition: padding-left 0.2s;
}

.feature-list li:hover {
  padding-left: 6px;
}

.feature-list li:last-child {
  border-bottom: none;
}

.feature-list li::before {
  content: '✓';
  font-weight: 900;
  color: #FF4B2E;
  font-size: 1.15rem;
  line-height: 1.2;
  flex-shrink: 0;
}

.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-item {
  background: #FFFFFF;
  border: 2px solid #E8DFD3;
  border-radius: 16px;
  padding: 36px 20px;
  position: relative;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-item::before {
  content: '◆';
  position: absolute;
  top: -9px;
  left: 50%;
  transform: translateX(-50%) rotate(45deg);
  background: #FDF8F2;
  padding: 0 10px;
  color: #FF4B2E;
  font-size: 0.9rem;
}

.stat-item:hover {
  transform: translateY(-5px) rotate(1deg);
  box-shadow: 0 12px 24px rgba(30, 58, 56, 0.08);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 900;
  color: #FF4B2E;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(30, 58, 56, 0.6);
  margin-top: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.content-wall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}

.content-wall-item {
  background: #FFFFFF;
  border-radius: 16px;
  overflow: hidden;
  border: 2px solid #E8DFD3;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  position: relative;
}

.content-wall-item::after {
  content: 'NEW';
  position: absolute;
  top: 14px;
  right: -28px;
  background: #FF4B2E;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 4px 32px;
  transform: rotate(38deg);
  box-shadow: 0 2px 6px rgba(255, 75, 46, 0.3);
}

.content-wall-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(30, 58, 56, 0.1);
  border-color: rgba(255, 75, 46, 0.35);
}

.content-wall-item img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  display: block;
  border-bottom: 4px solid #F2B827;
  transition: transform 0.4s ease;
}

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

.content-wall-body {
  padding: 22px 24px 26px;
}

.content-wall-body h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: #1E3A38;
}

.content-wall-body p {
  font-size: 0.92rem;
  color: rgba(30, 58, 56, 0.65);
  margin-bottom: 14px;
  line-height: 1.65;
}

.content-wall-body .card-link {
  font-size: 0.82rem;
}

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

.faq-item {
  background: #FFFFFF;
  border: 2px solid #E8DFD3;
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: rgba(255, 75, 46, 0.4);
}

.faq-item.open {
  border-color: #FF4B2E;
  box-shadow: 0 8px 24px rgba(255, 75, 46, 0.12);
}

.faq-item .faq-question {
  padding: 20px 26px;
  font-weight: 700;
  font-size: 1.02rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #1E3A38;
  gap: 16px;
}

.faq-item .faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  color: #FF4B2E;
  flex-shrink: 0;
  transition: transform 0.35s ease;
  line-height: 1;
}

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

.faq-item .faq-answer {
  padding: 0 26px;
  display: none;
  color: rgba(30, 58, 56, 0.7);
  line-height: 1.75;
  font-size: 0.96rem;
  border-top: 1px dashed #E8DFD3;
}

.faq-item.open .faq-answer {
  display: block;
  animation: faqFadeUp 0.4s ease forwards;
  padding: 16px 26px 22px;
}

@keyframes faqFadeUp {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cta-banner {
  background: linear-gradient(135deg, #FF4B2E 0%, #F26B3E 50%, #F2B827 100%);
  padding: 64px 48px;
  text-align: center;
  border-radius: 24px;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(255, 75, 46, 0.3);
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 160px;
  height: 160px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -70px;
  left: -30px;
  width: 180px;
  height: 180px;
  border: 4px solid rgba(255, 255, 255, 0.15);
  border-radius: 50%;
}

.cta-banner h2 {
  color: #fff;
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 28px;
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary {
  background: #fff;
  color: #FF4B2E;
  box-shadow: 0 4px 0 rgba(201, 51, 29, 0.5), 0 8px 24px rgba(0, 0, 0, 0.12);
  position: relative;
  z-index: 1;
}

.cta-banner .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 0 rgba(201, 51, 29, 0.5), 0 12px 28px rgba(0, 0, 0, 0.18);
}

.site-footer {
  padding: 64px 0 28px;
  background: #F0EAE0;
  border-top: 4px solid #FF4B2E;
}

.site-footer .container {
  position: relative;
}

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

.footer-brand {
  max-width: 360px;
}

.footer-brand .logo {
  margin-bottom: 18px;
  font-size: 1.4rem;
}

.footer-brand p {
  color: rgba(30, 58, 56, 0.7);
  font-size: 0.92rem;
  line-height: 1.75;
  margin-bottom: 20px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 800;
  color: #1E3A38;
  margin-bottom: 18px;
  letter-spacing: 0.06em;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 3px;
  background: #FF4B2E;
  border-radius: 3px;
}

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

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

.footer-col ul a {
  text-decoration: none;
  color: rgba(30, 58, 56, 0.7);
  font-size: 0.92rem;
  transition: color 0.2s ease, padding-left 0.2s ease;
}

.footer-col ul a:hover {
  color: #FF4B2E;
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid rgba(30, 58, 56, 0.15);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(30, 58, 56, 0.55);
}

.text-accent {
  color: #FF4B2E;
  font-weight: 800;
}

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

.seo-description {
  max-width: 600px;
  margin: 0 auto 48px;
  color: rgba(30, 58, 56, 0.65);
  font-size: 1.02rem;
  line-height: 1.7;
}

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

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

@media (max-width: 768px) {
  .section {
    padding: 64px 0;
  }

  .hero {
    flex-direction: column;
    gap: 40px;
    padding: 96px 0 48px;
    min-height: auto;
  }

  .hero::after {
    font-size: 6rem;
    right: 5%;
    bottom: 30%;
  }

  .hero h1 {
    font-size: 2.6rem;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-image {
    width: 100%;
  }

  .feature-block {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-text {
    padding-left: 0;
  }

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

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

  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    width: 100%;
    background: #FDF8F2;
    padding: 24px;
    border-bottom: 3px solid #FF4B2E;
    box-shadow: 0 16px 32px rgba(30, 58, 56, 0.08);
    gap: 16px;
    align-items: flex-start;
  }

  .main-nav.open a {
    font-size: 1.05rem;
    padding: 10px 0;
  }

  .main-nav.open .nav-cta {
    margin-top: 8px;
    padding: 12px 28px !important;
  }

  .cta-banner {
    padding: 48px 28px;
  }
}

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.7rem;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .cta-banner h2 {
    font-size: 1.5rem;
  }

  .cta-banner .btn-primary {
    width: 100%;
    justify-content: center;
  }
}