:root {
  --primary: #FFB800;
  --primary-dark: #E6A200;
  --primary-light: #FFD666;
  --accent: #FF6B35;
  --accent-dark: #E55A2B;
  --bg: #FAF8F5;
  --bg-card: #FFFFFF;
  --bg-nav: rgba(255, 248, 235, 0.92);
  --bg-footer: #F5EDE0;
  --bg-input: #FFFFFF;
  --text: #2D2A24;
  --text-secondary: #5A4A38;
  --text-muted: #A09080;
  --border: #F0E3D0;
  --border-input: #E0D4C0;
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 24px;
  --radius-pill: 30px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.4);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

body.dark-mode {
  --bg: #1A1815;
  --bg-card: #2A2620;
  --bg-nav: rgba(30, 27, 22, 0.92);
  --bg-footer: #1E1B16;
  --bg-input: #2A2620;
  --text: #F5EDE0;
  --text-secondary: #CBBFAE;
  --text-muted: #B0A494;
  --border: #3A342C;
  --border-input: #4A4238;
  --primary: #F0B34B;
  --primary-dark: #FFD27F;
  --primary-light: #FFE0A0;
  --accent: #FF8A5C;
  --accent-dark: #FFA07A;
  --shadow-sm: 0 2px 12px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --glass-bg: rgba(42, 38, 32, 0.72);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', 'Noto Sans', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  transition: background-color var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

img, svg {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}

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

ul, ol {
  list-style-position: inside;
}

blockquote {
  background: var(--bg-card);
  border-left: 4px solid var(--primary);
  padding: 16px 20px;
  border-radius: 8px;
  margin: 16px 0;
  box-shadow: var(--shadow-sm);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

blockquote p {
  margin-bottom: 0;
  color: var(--text-secondary);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.sticky-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--bg-nav);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background-color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.sticky-nav.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

body.dark-mode .sticky-nav.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  flex-wrap: wrap;
  gap: 8px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--primary);
  letter-spacing: 0.5px;
  transition: color var(--transition), transform var(--transition);
  cursor: pointer;
  user-select: none;
}

.logo-area:hover {
  transform: scale(1.02);
}

.logo-area svg {
  transition: transform 0.4s ease;
}

.logo-area:hover svg {
  transform: rotate(180deg);
}

.nav-links {
  display: flex;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transition: width var(--transition);
  border-radius: 2px;
}

.nav-links a:hover {
  color: var(--primary);
  text-decoration: none;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-box {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1px solid var(--border-input);
  border-radius: var(--radius-pill);
  padding: 2px 6px 2px 16px;
  transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 184, 0, 0.15);
}

body.dark-mode .search-box:focus-within {
  box-shadow: 0 0 0 3px rgba(240, 179, 75, 0.2);
}

.search-box input {
  border: none;
  background: transparent;
  padding: 8px 0;
  font-size: 0.9rem;
  outline: none;
  width: 150px;
  color: var(--text);
  transition: color var(--transition);
}

.search-box input::placeholder {
  color: var(--text-muted);
  transition: color var(--transition);
}

.search-box button {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 7px 18px;
  font-size: 0.85rem;
  font-weight: 600;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  white-space: nowrap;
}

.search-box button:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--accent-dark));
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 184, 0, 0.3);
}

.search-box button:active {
  transform: translateY(0);
}

.theme-toggle {
  background: var(--border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  transform: rotate(20deg) scale(1.1);
  box-shadow: var(--shadow-sm);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.6rem;
  background: none;
  padding: 4px 8px;
  color: var(--text);
  transition: color var(--transition), transform var(--transition);
}

.mobile-menu-btn:hover {
  color: var(--primary);
  transform: scale(1.1);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--bg-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.mobile-menu a {
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition), padding-left var(--transition);
}

.mobile-menu a:hover {
  color: var(--primary);
  padding-left: 8px;
  text-decoration: none;
}

.mobile-menu a:last-child {
  border-bottom: none;
}

.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 16px rgba(255, 184, 0, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.8);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.2s, box-shadow 0.2s;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.back-to-top:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--accent-dark));
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 24px rgba(255, 184, 0, 0.45);
}

.banner-slider {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin: 24px 0 32px;
  background: var(--bg-card);
  box-shadow: var(--shadow-md);
  transition: background var(--transition), box-shadow var(--transition);
}

.slides {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.slide {
  min-width: 100%;
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  min-height: 300px;
  position: relative;
  overflow: hidden;
}

.slide::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 184, 0, 0.08);
  pointer-events: none;
}

.slide::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: rgba(255, 107, 53, 0.06);
  pointer-events: none;
}

.slide h2 {
  font-size: 2.2rem;
  margin-bottom: 14px;
  color: var(--text);
  border-left: none;
  padding-left: 0;
  line-height: 1.3;
  position: relative;
  z-index: 1;
  animation: slideInLeft 0.6s ease both;
}

.slide p {
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 24px;
  color: var(--text-secondary);
  position: relative;
  z-index: 1;
  animation: slideInLeft 0.6s ease 0.1s both;
}

.slide .btn {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 12px 32px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  display: inline-block;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  position: relative;
  z-index: 1;
  animation: slideInLeft 0.6s ease 0.2s both;
  box-shadow: 0 4px 16px rgba(255, 184, 0, 0.3);
}

.slide .btn:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--accent-dark));
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 8px 28px rgba(255, 184, 0, 0.45);
  text-decoration: none;
}

.slide .btn:active {
  transform: translateY(-1px) scale(0.98);
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slider-dots {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 2;
}

.slider-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(176, 110, 30, 0.35);
  transition: background var(--transition), transform var(--transition), width var(--transition);
  position: relative;
}

.slider-dots button.active {
  background: var(--primary);
  transform: scale(1.2);
  width: 28px;
  border-radius: 5px;
}

.slider-dots button:hover {
  background: var(--primary);
}

.stats-row {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 24px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 36px 24px;
  margin: 32px 0;
  box-shadow: var(--glass-shadow);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.stat-item {
  text-align: center;
  flex: 1;
  min-width: 120px;
  transition: transform var(--transition);
}

.stat-item:hover {
  transform: translateY(-4px);
}

.stat-number {
  font-size: 2.6rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  line-height: 1.2;
  letter-spacing: -1px;
}

.stat-label {
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
  margin: 24px 0;
}

.article-card {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 28px;
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

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

.article-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--text);
  transition: color var(--transition);
  line-height: 1.4;
}

.article-card:hover h3 {
  color: var(--primary);
}

.article-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  transition: color var(--transition);
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.article-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  flex: 1;
  margin-bottom: 18px;
  transition: color var(--transition);
  line-height: 1.7;
}

.read-more {
  font-weight: 600;
  font-size: 0.9rem;
  align-self: flex-start;
  color: var(--primary);
  transition: color var(--transition), gap var(--transition), transform var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.read-more:hover {
  color: var(--accent);
  gap: 8px;
  text-decoration: none;
  transform: translateX(2px);
}

.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 4px 0;
  transition: border-color var(--transition);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 18px 0;
  font-weight: 600;
  font-size: 1.05rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text);
  transition: color var(--transition), padding-left var(--transition);
  gap: 16px;
}

.faq-question:hover {
  color: var(--primary);
  padding-left: 6px;
}

.faq-question .icon {
  font-size: 1.5rem;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), color var(--transition);
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--border);
  color: var(--text-secondary);
}

.faq-question.active .icon {
  transform: rotate(135deg);
  background: var(--primary);
  color: #fff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s cubic-bezier(0.4, 0, 0.2, 1), padding 0.35s ease, opacity 0.35s ease;
  padding: 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  opacity: 0;
  line-height: 1.8;
}

.faq-answer.open {
  max-height: 600px;
  padding: 0 0 22px;
  opacity: 1;
}

section {
  margin: 56px 0;
}

h1 {
  font-size: 2.2rem;
  margin-bottom: 16px;
  color: var(--text);
  line-height: 1.3;
  transition: color var(--transition);
  font-weight: 800;
  letter-spacing: -0.5px;
}

h2 {
  font-size: 1.8rem;
  margin: 36px 0 18px;
  color: var(--text);
  border-left: 5px solid var(--primary);
  padding-left: 18px;
  transition: color var(--transition), border-color var(--transition);
  line-height: 1.35;
  font-weight: 700;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  left: -5px;
  bottom: -4px;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
}

h3 {
  font-size: 1.4rem;
  margin: 28px 0 14px;
  color: var(--text);
  transition: color var(--transition);
  font-weight: 700;
}

h4 {
  font-size: 1.15rem;
  margin: 18px 0 10px;
  color: var(--text-secondary);
  transition: color var(--transition);
  font-weight: 600;
}

p {
  margin-bottom: 16px;
  color: var(--text-secondary);
  transition: color var(--transition);
}

ul, ol {
  margin-bottom: 16px;
  padding-left: 22px;
  color: var(--text-secondary);
  transition: color var(--transition);
}

li {
  margin-bottom: 8px;
  line-height: 1.7;
}

li strong {
  color: var(--text);
  transition: color var(--transition);
}

.breadcrumb {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 16px 0 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  transition: color var(--transition);
}

.breadcrumb a {
  color: var(--primary);
  transition: color var(--transition);
}

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

.author-box {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 28px 0;
  box-shadow: var(--glass-shadow);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.author-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.author-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 12px rgba(255, 184, 0, 0.25);
}

.author-box:hover .author-avatar {
  transform: rotate(-10deg) scale(1.08);
  box-shadow: 0 6px 20px rgba(255, 184, 0, 0.4);
}

.author-box strong {
  color: var(--text);
  transition: color var(--transition);
  font-size: 1.05rem;
}

.author-box p {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

footer {
  background: var(--bg-footer);
  padding: 48px 0 28px;
  margin-top: 56px;
  border-top: 1px solid var(--border);
  transition: background var(--transition), border-color var(--transition);
  position: relative;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
  background-size: 200% 100%;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 36px;
}

.footer-grid h4 {
  margin-bottom: 14px;
  font-size: 1rem;
  color: var(--text);
  transition: color var(--transition);
  font-weight: 700;
  position: relative;
  padding-bottom: 8px;
}

.footer-grid h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
}

.footer-grid ul {
  list-style: none;
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 0;
  transition: color var(--transition);
}

.footer-grid li {
  margin-bottom: 8px;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-grid li a {
  color: var(--text-secondary);
  transition: color var(--transition), padding-left var(--transition);
  display: inline-block;
}

.footer-grid li a:hover {
  color: var(--primary);
  padding-left: 4px;
  text-decoration: none;
}

.footer-bottom {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  transition: color var(--transition), border-color var(--transition);
  line-height: 1.8;
}

.footer-bottom p {
  margin-bottom: 6px;
  color: var(--text-muted);
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity, transform;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }
.fade-in:nth-child(4) { transition-delay: 0.3s; }

::selection {
  background: var(--primary);
  color: #fff;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 5px;
  transition: background var(--transition);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

body.dark-mode ::-webkit-scrollbar-track {
  background: var(--bg);
}

body.dark-mode ::-webkit-scrollbar-thumb {
  background: var(--border);
}

body.dark-mode ::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

@media (max-width: 1024px) {
  .slide {
    padding: 48px 36px;
    min-height: 280px;
  }
  .slide h2 {
    font-size: 1.9rem;
  }
  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.6rem;
  }
}

@media (max-width: 768px) {
  body {
    font-size: 15px;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .nav-actions .search-box {
    display: none;
  }

  .nav-inner {
    padding: 8px 0;
  }

  .logo-area {
    font-size: 1.2rem;
  }

  .logo-area svg {
    width: 28px;
    height: 28px;
  }

  h1 {
    font-size: 1.6rem;
    letter-spacing: -0.3px;
  }

  h2 {
    font-size: 1.3rem;
    padding-left: 14px;
    border-left-width: 4px;
  }

  h3 {
    font-size: 1.15rem;
  }

  h4 {
    font-size: 1.05rem;
  }

  .slide {
    padding: 36px 24px;
    min-height: 240px;
  }

  .slide h2 {
    font-size: 1.4rem;
  }

  .slide p {
    font-size: 0.95rem;
  }

  .slide .btn {
    padding: 10px 24px;
    font-size: 0.9rem;
  }

  .banner-slider {
    border-radius: var(--radius-md);
    margin: 16px 0 24px;
  }

  .stats-row {
    flex-direction: column;
    align-items: center;
    gap: 20px;
    padding: 28px 20px;
  }

  .stat-item {
    min-width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
  }

  .stat-number {
    font-size: 2rem;
  }

  .stat-label {
    font-size: 0.9rem;
  }

  .article-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .article-card {
    padding: 22px;
  }

  .author-box {
    flex-direction: column;
    text-align: center;
    gap: 12px;
    padding: 20px;
  }

  .author-avatar {
    width: 56px;
    height: 56px;
    font-size: 1.6rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }

  .footer-grid h4::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    font-size: 1.3rem;
  }

  section {
    margin: 40px 0;
  }

  .container {
    padding: 0 16px;
  }

  .faq-question {
    font-size: 0.95rem;
    padding: 14px 0;
  }

  .faq-question .icon {
    width: 24px;
    height: 24px;
    font-size: 1.2rem;
  }

  blockquote {
    padding: 14px 16px;
  }

  .breadcrumb {
    font-size: 0.82rem;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.4rem;
  }

  h2 {
    font-size: 1.2rem;
  }

  .slide {
    padding: 28px 18px;
    min-height: 220px;
  }

  .slide h2 {
    font-size: 1.25rem;
  }

  .slide p {
    font-size: 0.88rem;
    margin-bottom: 18px;
  }

  .slide .btn {
    padding: 9px 20px;
    font-size: 0.85rem;
  }

  .stat-number {
    font-size: 1.7rem;
  }

  .article-card {
    padding: 18px;
  }

  .article-card h3 {
    font-size: 1.05rem;
  }

  .search-box input {
    width: 110px;
  }

  .theme-toggle {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }
}

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

  .fade-in {
    opacity: 1;
    transform: none;
  }

  .slide h2,
  .slide p,
  .slide .btn {
    animation: none;
  }
}

@media print {
  .sticky-nav,
  .back-to-top,
  .theme-toggle,
  .mobile-menu-btn,
  .banner-slider,
  .slider-dots {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .article-card,
  .author-box,
  .stats-row {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}