:root {
  --primary: #e94560;
  --primary-dark: #c7304a;
  --primary-light: #ff6b81;
  --secondary: #0f3460;
  --secondary-light: #1a4a7a;
  --accent: #533483;
  --bg-dark: #1a1a2e;
  --bg-darker: #0f0f1a;
  --bg-card: #16213e;
  --bg-card-hover: #1c2a4a;
  --text-primary: #ffffff;
  --text-secondary: #b8b8d0;
  --text-muted: #7a7a9a;
  --border-color: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(22, 33, 62, 0.65);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 24px rgba(233, 69, 96, 0.3);
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;
  --header-height: 72px;
  --max-width: 1200px;
  --gradient-hero: linear-gradient(135deg, #1a1a2e 0%, #0f3460 50%, #533483 100%);
  --gradient-primary: linear-gradient(135deg, #e94560 0%, #533483 100%);
  --gradient-card: linear-gradient(145deg, rgba(22, 33, 62, 0.9) 0%, rgba(15, 52, 96, 0.6) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.02) 100%);
}

[data-theme="light"] {
  --primary: #d63850;
  --primary-dark: #b52d42;
  --primary-light: #e94560;
  --secondary: #1a4a7a;
  --secondary-light: #2a6aaa;
  --accent: #6a4a9a;
  --bg-dark: #f0f2f8;
  --bg-darker: #e4e7f0;
  --bg-card: #ffffff;
  --bg-card-hover: #f5f7fc;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-muted: #8a8aaa;
  --border-color: rgba(0, 0, 0, 0.08);
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 0, 0, 0.06);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 24px rgba(214, 56, 80, 0.2);
  --gradient-hero: linear-gradient(135deg, #e8ecf8 0%, #d0daf0 50%, #e0d8f0 100%);
  --gradient-primary: linear-gradient(135deg, #d63850 0%, #6a4a9a 100%);
  --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(240, 242, 248, 0.9) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0.3) 100%);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
  background-color: var(--bg-dark);
  overflow-x: hidden;
  transition: background-color var(--transition-base), color var(--transition-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(233, 69, 96, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(83, 52, 131, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(15, 52, 96, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(214, 56, 80, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(106, 74, 154, 0.04) 0%, transparent 50%);
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

a:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

ul,
ol {
  list-style: none;
}

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

button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

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

/* ===== HEADER ===== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

#site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

#site-header nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.nav-brand {
  flex-shrink: 0;
}

.nav-brand a {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  transition: transform var(--transition-fast);
}

.nav-brand a:hover {
  transform: scale(1.03);
  color: var(--text-primary);
}

.nav-brand svg {
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  transition: box-shadow var(--transition-base);
}

.nav-brand a:hover svg {
  box-shadow: var(--shadow-glow);
}

.brand-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-menu li a {
  display: block;
  padding: 8px 14px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.nav-menu li a::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 2px;
  transition: transform var(--transition-base);
}

.nav-menu li a:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

[data-theme="light"] .nav-menu li a:hover {
  background: rgba(0, 0, 0, 0.04);
}

.nav-menu li a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.search-form {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  border-radius: 50px;
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

[data-theme="light"] .search-form {
  background: rgba(0, 0, 0, 0.03);
}

.search-form:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.15);
}

.search-form input {
  border: none;
  background: transparent;
  padding: 8px 14px;
  color: var(--text-primary);
  font-size: 0.85rem;
  width: 160px;
  outline: none;
  font-family: inherit;
}

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

.search-form button {
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.search-form button:hover {
  color: var(--primary);
}

.theme-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .theme-btn {
  background: rgba(0, 0, 0, 0.03);
}

.theme-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
  transform: rotate(15deg);
}

.theme-btn .icon-sun,
.theme-btn .icon-moon {
  position: absolute;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

[data-theme="dark"] .theme-btn .icon-sun {
  transform: translateY(0) rotate(0);
  opacity: 1;
}

[data-theme="dark"] .theme-btn .icon-moon {
  transform: translateY(30px) rotate(90deg);
  opacity: 0;
}

[data-theme="light"] .theme-btn .icon-sun {
  transform: translateY(-30px) rotate(-90deg);
  opacity: 0;
}

[data-theme="light"] .theme-btn .icon-moon {
  transform: translateY(0) rotate(0);
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
}

[data-theme="light"] .nav-toggle {
  background: rgba(0, 0, 0, 0.03);
}

.hamburger,
.hamburger::before,
.hamburger::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.hamburger {
  position: relative;
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0;
}

.hamburger::before {
  top: -6px;
}

.hamburger::after {
  top: 6px;
}

.nav-toggle[aria-expanded="true"] .hamburger {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ===== BREADCRUMB ===== */
.breadcrumb-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--header-height) + 20px) 24px 0;
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--text-muted);
  opacity: 0.5;
}

.breadcrumb a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

/* ===== HERO / CAROUSEL ===== */
.hero-section {
  position: relative;
  max-width: var(--max-width);
  margin: 24px auto 0;
  padding: 0 24px;
  z-index: 1;
}

.carousel {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 12 / 5;
  min-height: 320px;
  background: var(--bg-card);
}

.carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  display: flex;
  align-items: center;
}

.carousel-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.slide-content {
  position: relative;
  z-index: 1;
  padding: 48px 56px;
  max-width: 680px;
}

.slide-content h1,
.slide-content h2 {
  font-size: clamp(1.4rem, 3.2vw, 2.4rem);
  line-height: 1.3;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.slide-content p {
  font-size: clamp(0.85rem, 1.4vw, 1rem);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  max-width: 560px;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(233, 69, 96, 0.4);
  margin-right: 12px;
}

.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.btn-primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(233, 69, 96, 0.55);
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all var(--transition-base);
  opacity: 0.7;
}

.carousel-btn:hover {
  background: rgba(233, 69, 96, 0.8);
  border-color: var(--primary);
  opacity: 1;
  transform: translateY(-50%) scale(1.08);
}

.carousel-btn.prev {
  left: 16px;
}

.carousel-btn.next {
  right: 16px;
}

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

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-base);
  padding: 0;
}

.dot.active {
  width: 28px;
  border-radius: 6px;
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 12px rgba(233, 69, 96, 0.6);
}

.dot:hover {
  background: rgba(255, 255, 255, 0.6);
}

/* ===== STATS ===== */
.stats-section {
  max-width: var(--max-width);
  margin: 40px auto 0;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-item {
  background: var(--gradient-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.stat-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.stat-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: rgba(233, 69, 96, 0.3);
}

.stat-item:hover::before {
  transform: scaleX(1);
}

.stat-number {
  display: block;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ===== CONTENT SECTIONS ===== */
.content-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 64px 24px;
  position: relative;
  z-index: 1;
}

.content-section > h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 32px;
  letter-spacing: -0.01em;
  position: relative;
  padding-bottom: 16px;
}

.content-section > h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 64px;
  height: 4px;
  border-radius: 4px;
  background: var(--gradient-primary);
}

.content-section h3 {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.4;
  margin: 36px 0 16px;
  color: var(--text-primary);
  position: relative;
  padding-left: 18px;
}

.content-section h3::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 1em;
  border-radius: 4px;
  background: var(--gradient-primary);
}

.content-section h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 24px 0 12px;
  color: var(--primary-light);
}

.content-section p {
  color: var(--text-secondary);
  line-height: 1.85;
  margin-bottom: 16px;
  font-size: 0.95rem;
}

.content-section p strong {
  color: var(--text-primary);
  font-weight: 600;
}

.content-section ul,
.content-section ol {
  margin: 16px 0 24px;
  padding-left: 0;
}

.content-section ul li,
.content-section ol li {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 10px;
  padding-left: 28px;
  position: relative;
  font-size: 0.95rem;
}

.content-section ul li::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 0.7em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 8px rgba(233, 69, 96, 0.5);
}

.content-section ol {
  counter-reset: ol-counter;
}

.content-section ol li {
  counter-increment: ol-counter;
}

.content-section ol li::before {
  content: counter(ol-counter);
  position: absolute;
  left: 0;
  top: 0.15em;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.content-section address {
  font-style: normal;
}

.content-section address p {
  margin-bottom: 12px;
}

.content-section blockquote {
  background: var(--gradient-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin: 20px 0;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
}

.content-section blockquote::before {
  content: "\201C";
  position: absolute;
  top: 8px;
  right: 20px;
  font-size: 4rem;
  line-height: 1;
  color: var(--primary);
  opacity: 0.15;
  font-family: Georgia, serif;
}

.content-section blockquote:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
}

.content-section blockquote p {
  color: var(--text-primary);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 12px;
  font-style: italic;
}

.content-section blockquote footer {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 500;
}

/* ===== NEWS ===== */
.news-item {
  background: var(--gradient-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 16px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-primary);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform var(--transition-base);
}

.news-item:hover {
  transform: translateX(6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(233, 69, 96, 0.2);
}

.news-item:hover::before {
  transform: scaleY(1);
}

.news-item h3 {
  margin: 0 0 8px;
  padding-left: 0;
  font-size: 1.05rem;
}

.news-item h3::before {
  display: none;
}

.news-item h3 a {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.news-item h3 a:hover {
  color: var(--primary);
}

.news-item time {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.news-item p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

/* ===== ARTICLE CARDS ===== */
.article-card {
  background: var(--gradient-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 16px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.article-card::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(233, 69, 96, 0.06) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-slow);
  pointer-events: none;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(233, 69, 96, 0.25);
}

.article-card:hover::after {
  opacity: 1;
}

.article-card h3 {
  margin: 0 0 8px;
  padding-left: 0;
  font-size: 1.05rem;
}

.article-card h3::before {
  display: none;
}

.article-card h3 a {
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

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

.article-card time {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.article-card p {
  font-size: 0.9rem;
  margin-bottom: 14px;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.read-more::after {
  content: "\2192";
  transition: transform var(--transition-fast);
}

.read-more:hover {
  color: var(--primary-light);
  gap: 10px;
}

.read-more:hover::after {
  transform: translateX(4px);
}

/* ===== FAQ ===== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--gradient-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.faq-item:hover {
  border-color: rgba(233, 69, 96, 0.25);
}

.faq-item.open {
  border-color: rgba(233, 69, 96, 0.35);
  box-shadow: var(--shadow-md);
}

.faq-item h3 {
  margin: 0;
  padding: 0;
}

.faq-item h3::before {
  display: none;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  line-height: 1.5;
  transition: color var(--transition-fast), background var(--transition-fast);
  gap: 16px;
  position: relative;
}

.faq-question::after {
  content: "+";
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--primary);
  background: rgba(233, 69, 96, 0.1);
  border: 1px solid rgba(233, 69, 96, 0.2);
  transition: transform var(--transition-base), background var(--transition-base), color var(--transition-base);
  line-height: 1;
}

.faq-question:hover {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.02);
}

[data-theme="light"] .faq-question:hover {
  background: rgba(0, 0, 0, 0.01);
}

.faq-question[aria-expanded="true"] {
  color: var(--primary);
}

.faq-question[aria-expanded="true"]::after {
  content: "\2212";
  transform: rotate(180deg);
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.85;
  animation: faqSlide 0.35s ease;
}

.faq-answer p {
  margin-bottom: 0;
  font-size: 0.9rem;
}

@keyframes faqSlide {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== SITEMAP & LINKS ===== */
.sitemap-list,
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.sitemap-list li,
.friend-links li {
  margin: 0;
}

.sitemap-list li a,
.friend-links li a {
  display: inline-block;
  padding: 8px 18px;
  background: var(--gradient-card);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.sitemap-list li a:hover,
.friend-links li a:hover {
  color: #fff;
  background: var(--gradient-primary);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(233, 69, 96, 0.35);
}

/* ===== FOOTER ===== */
#site-footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--border-color);
  position: relative;
  z-index: 1;
  margin-top: 40px;
}

#site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0.5;
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px 32px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 48px;
}

.footer-brand svg {
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-links h3,
.footer-contact h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}

.footer-links h3::after,
.footer-contact h3::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-primary);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links ul li a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  position: relative;
}

.footer-links ul li a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 1px;
  background: var(--primary);
  transition: width var(--transition-fast);
}

.footer-links ul li a:hover {
  color: var(--primary);
  padding-left: 14px;
}

.footer-links ul li a:hover::before {
  width: 8px;
}

.footer-contact address p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  margin-bottom: 10px;
  line-height: 1.6;
}

.footer-contact address a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-contact address a:hover {
  color: var(--primary);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-bottom: 8px;
  line-height: 1.7;
}

.footer-bottom a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

/* ===== BACK TO TOP ===== */
#back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--gradient-primary);
  box-shadow: 0 4px 20px rgba(233, 69, 96, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.9);
  transition: all var(--transition-base);
}

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

#back-to-top:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 32px rgba(233, 69, 96, 0.6);
}

#back-to-top:active {
  transform: translateY(-2px) scale(0.98);
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== SELECTION ===== */
::selection {
  background: rgba(233, 69, 96, 0.35);
  color: var(--text-primary);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--secondary);
  border-radius: 5px;
  border: 2px solid var(--bg-darker);
}

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

* {
  scrollbar-width: thin;
  scrollbar-color: var(--secondary) var(--bg-darker);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .nav-menu {
    gap: 2px;
  }

  .nav-menu li a {
    padding: 8px 10px;
    font-size: 0.84rem;
  }

  .search-form input {
    width: 120px;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-brand p {
    max-width: 100%;
  }
}

@media (max-width: 860px) {
  :root {
    --header-height: 64px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background: var(--glass-bg);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 4px;
    transform: translateX(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    overflow-y: auto;
    border-right: 1px solid var(--glass-border);
  }

  .nav-menu.open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-menu li a {
    padding: 14px 18px;
    font-size: 1rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
  }

  .nav-menu li a:hover {
    background: rgba(233, 69, 96, 0.08);
    border-color: rgba(233, 69, 96, 0.15);
  }

  .nav-menu li a::after {
    display: none;
  }

  .search-form {
    display: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .stat-item {
    padding: 22px 16px;
  }

  .carousel {
    aspect-ratio: auto;
    min-height: 400px;
  }

  .slide-content {
    padding: 36px 28px;
    max-width: 100%;
  }

  .carousel-btn {
    width: 40px;
    height: 40px;
    font-size: 0.95rem;
  }

  .carousel-btn.prev {
    left: 10px;
  }

  .carousel-btn.next {
    right: 10px;
  }

  .content-section {
    padding: 48px 20px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 20px 24px;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  #site-header nav {
    padding: 0 16px;
  }

  .brand-text {
    font-size: 1.05rem;
  }

  .breadcrumb-nav {
    padding: calc(var(--header-height) + 14px) 16px 0;
  }

  .hero-section {
    padding: 0 16px;
    margin-top: 16px;
  }

  .carousel {
    border-radius: var(--radius-lg);
    min-height: 360px;
  }

  .slide-content {
    padding: 28px 20px;
  }

  .slide-content h1,
  .slide-content h2 {
    font-size: 1.25rem;
    margin-bottom: 12px;
  }

  .slide-content p {
    font-size: 0.85rem;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .btn-primary,
  .btn-secondary {
    padding: 10px 20px;
    font-size: 0.85rem;
  }

  .btn-primary {
    margin-right: 8px;
    margin-bottom: 8px;
  }

  .stats-section {
    padding: 0 16px;
    margin-top: 28px;
  }

  .stats-grid {
    gap: 10px;
  }

  .stat-item {
    padding: 18px 12px;
    border-radius: var(--radius-md);
  }

  .stat-number {
    font-size: 1.4rem;
  }

  .stat-label {
    font-size: 0.78rem;
  }

  .content-section {
    padding: 40px 16px;
  }

  .content-section > h2 {
    font-size: 1.3rem;
    margin-bottom: 24px;
    padding-bottom: 12px;
  }

  .content-section h3 {
    font-size: 1.05rem;
    margin-top: 28px;
  }

  .content-section p,
  .content-section ul li,
  .content-section ol li {
    font-size: 0.88rem;
  }

  .news-item,
  .article-card {
    padding: 18px 20px;
    border-radius: var(--radius-md);
  }

  .news-item h3,
  .article-card h3 {
    font-size: 0.95rem;
  }

  .faq-question {
    padding: 16px 18px;
    font-size: 0.88rem;
  }

  .faq-question::after {
    width: 24px;
    height: 24px;
    font-size: 0.95rem;
  }

  .faq-answer {
    padding: 0 18px 16px;
    font-size: 0.85rem;
  }

  .content-section blockquote {
    padding: 18px 20px;
  }

  .sitemap-list li a,
  .friend-links li a {
    padding: 6px 14px;
    font-size: 0.8rem;
  }

  .footer-bottom {
    padding: 20px 16px;
  }

  #back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }

  #back-to-top svg {
    width: 20px;
    height: 20px;
  }
}

@media (max-width: 380px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .slide-content h1,
  .slide-content h2 {
    font-size: 1.1rem;
  }

  .btn-primary,
  .btn-secondary {
    display: block;
    width: 100%;
    text-align: center;
    margin-right: 0;
  }
}

/* ===== REDUCED MOTION ===== */
@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;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ===== PRINT ===== */
@media print {
  #site-header,
  #back-to-top,
  .carousel-btn,
  .carousel-dots,
  .nav-toggle,
  .theme-btn,
  .search-form {
    display: none !important;
  }

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

  .content-section {
    padding: 20px 0;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}

/* ===== HOWTO SPECIFIC ===== */
#howto ol li h4 {
  margin: 0 0 6px;
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 600;
}

#howto ol li p {
  margin-bottom: 0;
}

#howto > ul li::before {
  background: var(--accent);
  box-shadow: 0 0 8px rgba(83, 52, 131, 0.5);
}

/* ===== HERO TEXT ON LIGHT THEME ===== */
[data-theme="light"] .slide-content h1,
[data-theme="light"] .slide-content h2 {
  color: #1a1a2e;
  text-shadow: none;
}

[data-theme="light"] .slide-content p {
  color: #3a3a5a;
  text-shadow: none;
}

[data-theme="light"] .btn-secondary {
  background: rgba(26, 26, 46, 0.08);
  color: #1a1a2e;
  border-color: rgba(26, 26, 46, 0.15);
}

[data-theme="light"] .btn-secondary:hover {
  background: rgba(26, 26, 46, 0.15);
  color: #1a1a2e;
}

[data-theme="light"] .carousel-btn {
  background: rgba(26, 26, 46, 0.1);
  color: #1a1a2e;
  border-color: rgba(26, 26, 46, 0.15);
}

[data-theme="light"] .carousel-btn:hover {
  background: var(--primary);
  color: #fff;
}

[data-theme="light"] .dot {
  background: rgba(26, 26, 46, 0.2);
  border-color: rgba(26, 26, 46, 0.1);
}

[data-theme="light"] .dot.active {
  background: var(--primary);
  border-color: var(--primary);
}

/* ===== FOCUS VISIBLE FOR ALL INTERACTIVE ===== */
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ===== SMOOTH IMAGE LOADING ===== */
svg.slide-bg {
  opacity: 0.85;
  transition: opacity var(--transition-slow);
}

.carousel-slide.active svg.slide-bg {
  opacity: 1;
}

/* ===== GLASS CARD UTILITY ===== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
}

/* ===== GRADIENT TEXT UTILITY ===== */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}