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

:root {
  --primary-color: #2563EB;
  --primary-dark: #1E40AF;
  --primary-light: #3B82F6;
  --secondary-color: #10B981;
  --accent-color: #F59E0B;
  --dark-bg: #0F172A;
  --dark-card: #1E293B;
  --dark-lighter: #334155;
  --text-white: #FFFFFF;
  --text-gray: #E2E8F0;
  --text-muted: #94A3B8;
  --text-dark: #64748B;
  --border-color: rgba(226, 232, 240, 0.1);
  --gradient-primary: linear-gradient(135deg, #2563EB, #3B82F6);
  --gradient-secondary: linear-gradient(135deg, #10B981, #34D399);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.2);
  --ease-out: cubic-bezier(0.33, 1, 0.68, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', 'Helvetica Neue', sans-serif;
  background: var(--dark-bg);
  color: var(--text-white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.age-verification {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.98);
  backdrop-filter: blur(20px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  animation: fadeIn 0.4s var(--ease-out);
}

.age-verification.hidden {
  display: none;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.verification-card {
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 56px 40px;
  max-width: 540px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: slideUp 0.5s var(--ease-out);
}

@keyframes slideUp {
  from {
    transform: translateY(32px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.verification-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.verification-icon svg {
  width: 36px;
  height: 36px;
  color: white;
}

.verification-title {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-white);
}

.verification-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 32px;
}

.verification-notice {
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 32px;
}

.notice-main {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-white);
  margin-bottom: 8px;
}

.notice-desc {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.6;
}

.verification-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.verify-btn {
  flex: 1;
  padding: 16px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.verify-btn.confirm {
  background: var(--gradient-primary);
  color: white;
}

.verify-btn.confirm:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}

.verify-btn.confirm svg {
  width: 20px;
  height: 20px;
}

.verify-btn.decline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-gray);
}

.verify-btn.decline:hover {
  background: var(--dark-lighter);
  border-color: var(--text-muted);
}

.verification-terms {
  font-size: 12px;
  color: var(--text-dark);
  line-height: 1.5;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all 0.3s var(--ease-out);
}

.site-header.scrolled {
  background: rgba(15, 23, 42, 0.95);
  box-shadow: var(--shadow-md);
}

.header-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-svg {
  width: 40px;
  height: 40px;
  color: var(--primary-color);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.2;
}

.brand-tagline {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-item {
  padding: 8px 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-gray);
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.2s var(--ease-out);
  position: relative;
}

.nav-item:hover {
  color: var(--text-white);
  background: rgba(255, 255, 255, 0.05);
}

.nav-item.active {
  color: var(--text-white);
  background: rgba(37, 99, 235, 0.15);
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--primary-color);
  border-radius: 2px;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tool-btn {
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-gray);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
  display: flex;
  align-items: center;
  gap: 6px;
}

.tool-btn svg {
  width: 18px;
  height: 18px;
}

.tool-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--text-muted);
  color: var(--text-white);
}

.tool-btn.app-download {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

.tool-btn.app-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
}

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

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-gray);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
}

.site-content {
  margin-top: 72px;
}

.hero-banner {
  position: relative;
  height: 600px;
  overflow: hidden;
}

.banner-slider {
  position: relative;
  height: 100%;
}

.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s var(--ease-out);
}

.banner-slide.active {
  opacity: 1;
}

.slide-image {
  position: absolute;
  inset: 0;
}

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

.slide-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(15, 23, 42, 0.95), rgba(15, 23, 42, 0.7));
}

.slide-info {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 80px;
  max-width: 1400px;
  margin: 0 auto;
  z-index: 1;
}

.info-tag {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(37, 99, 235, 0.2);
  border: 1px solid rgba(37, 99, 235, 0.4);
  border-radius: 24px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary-light);
  text-transform: uppercase;
  letter-spacing: 1px;
  width: fit-content;
  margin-bottom: 16px;
}

.info-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #FFFFFF, #E2E8F0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.info-description {
  font-size: 18px;
  color: var(--text-gray);
  line-height: 1.6;
  max-width: 600px;
  margin-bottom: 32px;
}

.info-metrics {
  display: flex;
  gap: 48px;
  margin-bottom: 40px;
}

.metric-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.metric-item svg {
  width: 32px;
  height: 32px;
  color: var(--primary-color);
}

.metric-data {
  display: flex;
  flex-direction: column;
}

.data-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1;
  margin-bottom: 4px;
}

.data-label {
  font-size: 13px;
  color: var(--text-muted);
}

.info-cta {
  display: flex;
  gap: 16px;
}

.cta-primary,
.cta-secondary {
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.cta-primary {
  background: var(--gradient-primary);
  color: white;
}

.cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.4);
}

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

.cta-secondary:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--text-muted);
  color: var(--text-white);
}

.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  cursor: pointer;
  z-index: 10;
  transition: all 0.3s var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
}

.slider-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}

.slider-nav svg {
  width: 24px;
  height: 24px;
}

.slider-nav.prev {
  left: 40px;
}

.slider-nav.next {
  right: 40px;
}

.slider-dots {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.dot.active {
  width: 32px;
  border-radius: 4px;
  background: white;
}

.advantage-section {
  padding: 80px 0;
  background: var(--dark-card);
}

.content-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.advantage-item {
  text-align: center;
  padding: 32px 24px;
}

.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: rgba(37, 99, 235, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.advantage-icon svg {
  width: 32px;
  height: 32px;
  color: var(--primary-color);
}

.advantage-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}

.advantage-text {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
}

.content-section {
  padding: 100px 0;
}

.content-section.alt-background {
  background: var(--dark-card);
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
}

.heading-left {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.heading-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.heading-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--text-white);
  line-height: 1.2;
}

.online-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 24px;
  width: fit-content;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--secondary-color);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.status-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--secondary-color);
}

.heading-link {
  font-size: 15px;
  font-weight: 600;
  color: var(--primary-color);
  text-decoration: none;
  transition: all 0.2s var(--ease-out);
}

.heading-link:hover {
  color: var(--primary-light);
  transform: translateX(4px);
}

.anchor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
}

.anchor-item {
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.3s var(--ease-out);
}

.anchor-item:hover {
  transform: translateY(-8px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.anchor-thumbnail {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.anchor-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.anchor-item:hover .anchor-thumbnail img {
  transform: scale(1.1);
}

.live-status {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 6px 12px;
  background: rgba(239, 68, 68, 0.95);
  backdrop-filter: blur(8px);
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 1;
}

.status-icon {
  width: 6px;
  height: 6px;
  background: white;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.status-label {
  font-size: 12px;
  font-weight: 600;
  color: white;
}

.viewer-count {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 6px 12px;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: white;
  z-index: 1;
}

.viewer-count svg {
  width: 16px;
  height: 16px;
}

.anchor-hover {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
}

.anchor-item:hover .anchor-hover {
  opacity: 1;
}

.play-button {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--ease-out);
}

.play-button:hover {
  transform: scale(1.15);
}

.play-button svg {
  width: 28px;
  height: 28px;
  margin-left: 4px;
}

.anchor-meta {
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.anchor-profile {
  position: relative;
  width: 48px;
  height: 48px;
  flex-shrink: 0;
}

.profile-pic {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-color);
}

.online-badge {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 12px;
  height: 12px;
  background: var(--secondary-color);
  border: 2px solid var(--dark-card);
  border-radius: 50%;
}

.anchor-info {
  flex: 1;
  min-width: 0;
}

.anchor-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.anchor-category {
  font-size: 13px;
  color: var(--text-muted);
}

.follow-button {
  padding: 8px 16px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-gray);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
  flex-shrink: 0;
}

.follow-button:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.category-box {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  background-size: cover;
  background-position: center;
  transition: all 0.3s var(--ease-out);
}

.category-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
  transition: opacity 0.3s var(--ease-out);
}

.category-box:hover::before {
  opacity: 0.6;
}

.category-box:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.category-content {
  position: relative;
  z-index: 1;
  padding: 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-start;
}

.category-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.category-icon svg {
  width: 24px;
  height: 24px;
  color: white;
}

.category-title {
  font-size: 22px;
  font-weight: 700;
  color: white;
  margin-bottom: 6px;
}

.category-subtitle {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
}

.ranking-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 32px;
}

.rank-item {
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.3s var(--ease-out);
  position: relative;
}

.rank-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.rank-medal {
  position: absolute;
  top: 16px;
  left: 16px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  box-shadow: var(--shadow-md);
  border: 3px solid var(--dark-card);
}

.rank-medal.gold {
  background: linear-gradient(135deg, #FFD700, #FFA500);
}

.rank-medal.silver {
  background: linear-gradient(135deg, #C0C0C0, #808080);
}

.rank-medal.bronze {
  background: linear-gradient(135deg, #CD7F32, #8B4513);
}

.medal-number {
  font-size: 24px;
  font-weight: 800;
  color: white;
  position: absolute;
}

.medal-icon {
  width: 28px;
  height: 28px;
  color: white;
  opacity: 0.3;
}

.rank-image {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.rank-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-out);
}

.rank-item:hover .rank-image img {
  transform: scale(1.1);
}

.rank-live {
  position: absolute;
  bottom: 12px;
  right: 12px;
  padding: 6px 12px;
  background: rgba(239, 68, 68, 0.95);
  backdrop-filter: blur(8px);
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.live-icon {
  width: 6px;
  height: 6px;
  background: white;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.live-text {
  font-size: 12px;
  font-weight: 600;
  color: white;
}

.rank-details {
  padding: 20px;
}

.rank-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 12px;
}

.rank-metrics {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.metric {
  font-size: 14px;
  color: var(--text-muted);
}

.rank-description {
  font-size: 14px;
  color: var(--text-muted);
}

.membership-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: center;
}

.membership-visual {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
}

.membership-visual img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 24px;
}

.membership-tag {
  position: absolute;
  top: 24px;
  left: 24px;
  padding: 16px 20px;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(16px);
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.membership-tag svg {
  width: 32px;
  height: 32px;
  color: var(--accent-color);
}

.tag-content {
  display: flex;
  flex-direction: column;
}

.tag-title {
  font-size: 20px;
  font-weight: 800;
  color: white;
  line-height: 1;
  margin-bottom: 4px;
}

.tag-subtitle {
  font-size: 12px;
  color: var(--text-gray);
}

.membership-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.membership-intro {
  font-size: 16px;
  color: var(--text-gray);
  line-height: 1.7;
}

.benefits-list {
  display: grid;
  gap: 20px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.benefit-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  background: rgba(37, 99, 235, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.benefit-icon svg {
  width: 24px;
  height: 24px;
  color: var(--primary-color);
}

.benefit-text h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 4px;
}

.benefit-text p {
  font-size: 14px;
  color: var(--text-muted);
}

.pricing-plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pricing-card {
  padding: 24px 20px;
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  text-align: center;
  transition: all 0.3s var(--ease-out);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
}

.pricing-card.featured-plan {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 1px var(--primary-color);
}

.plan-label {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 12px;
  background: var(--gradient-primary);
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.plan-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-gray);
  margin-bottom: 12px;
}

.plan-cost {
  font-size: 16px;
  color: var(--text-white);
  margin-bottom: 20px;
}

.cost-value {
  font-size: 40px;
  font-weight: 800;
}

.plan-action {
  width: 100%;
  padding: 12px;
  border-radius: 10px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-gray);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s var(--ease-out);
}

.plan-action:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

.featured-plan .plan-action {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

.app-section {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 64px;
  align-items: center;
}

.app-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.app-description {
  font-size: 16px;
  color: var(--text-gray);
  line-height: 1.7;
}

.app-features {
  display: flex;
  gap: 32px;
}

.app-feature {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}

.app-feature svg {
  width: 32px;
  height: 32px;
  color: var(--primary-color);
}

.app-feature span {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-gray);
}

.app-downloads {
  display: flex;
  gap: 16px;
}

.app-btn {
  flex: 1;
  padding: 14px 24px;
  background: var(--dark-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.app-btn:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.app-btn svg {
  width: 32px;
  height: 32px;
  color: var(--text-white);
  flex-shrink: 0;
}

.btn-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.btn-small {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1;
  margin-bottom: 2px;
}

.btn-large {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-white);
  line-height: 1;
}

.app-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.qr-wrapper {
  width: 240px;
  height: 240px;
  padding: 16px;
  background: white;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.qr-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.qr-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-gray);
}

.site-footer {
  background: var(--dark-card);
  border-top: 1px solid var(--border-color);
  padding: 64px 0 32px;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand-identity {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-logo {
  width: 40px;
  height: 40px;
  color: var(--primary-color);
}

.footer-description {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

.footer-notice {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 12px;
}

.footer-notice svg {
  width: 20px;
  height: 20px;
  color: var(--accent-color);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-notice p {
  font-size: 13px;
  color: var(--text-gray);
  line-height: 1.6;
}

.footer-navigation {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.nav-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.nav-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}

.nav-link {
  font-size: 14px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

.nav-link:hover {
  color: var(--primary-color);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.copyright {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-tags {
  font-size: 12px;
  color: var(--text-dark);
}

.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: none;
  color: white;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 100;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.back-to-top svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 1024px) {
  .nav-menu {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .slide-info {
    padding: 0 40px;
  }

  .info-title {
    font-size: 40px;
  }

  .anchor-grid,
  .category-grid,
  .ranking-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }

  .membership-wrapper,
  .app-section {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

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

@media (max-width: 768px) {
  .header-wrapper {
    padding: 0 16px;
  }

  .tool-btn.app-download {
    display: none;
  }

  .hero-banner {
    height: 480px;
  }

  .slide-info {
    padding: 0 24px;
  }

  .info-title {
    font-size: 32px;
  }

  .info-description {
    font-size: 16px;
  }

  .info-metrics {
    flex-direction: column;
    gap: 16px;
  }

  .info-cta {
    flex-direction: column;
  }

  .slider-nav {
    display: none;
  }

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

  .heading-title {
    font-size: 28px;
  }

  .anchor-grid,
  .category-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

  .pricing-plans {
    grid-template-columns: 1fr;
  }

  .app-downloads {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .verification-card {
    padding: 40px 24px;
  }

  .verification-title {
    font-size: 24px;
  }

  .verification-actions {
    flex-direction: column;
  }

  .hero-banner {
    height: 400px;
  }

  .info-title {
    font-size: 28px;
  }

  .heading-title {
    font-size: 24px;
  }

  .footer-navigation {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}