:root {
  --brand-primary: #e94560;
  --brand-secondary: #0f3460;
  --brand-accent: #533483;
  --brand-deep: #1a1a2e;
  --brand-mid: #16213e;
  --bg-body: #f5f6fa;
  --bg-surface: #ffffff;
  --bg-elevated: #ffffff;
  --bg-muted: #eef0f6;
  --text-primary: #1a1a2e;
  --text-secondary: #4a4e69;
  --text-muted: #7a7f9a;
  --border-color: rgba(26, 26, 46, 0.08);
  --border-strong: rgba(26, 26, 46, 0.16);
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.55);
  --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 26, 46, 0.1);
  --shadow-lg: 0 18px 48px rgba(26, 26, 46, 0.16);
  --gradient-hero: linear-gradient(135deg, #1a1a2e 0%, #0f3460 45%, #533483 78%, #e94560 130%);
  --gradient-brand: linear-gradient(135deg, #e94560 0%, #533483 100%);
  --gradient-soft: linear-gradient(135deg, rgba(233, 69, 96, 0.12) 0%, rgba(83, 52, 131, 0.12) 100%);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-pill: 999px;
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
  --header-height: 72px;
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

html[data-theme="dark"],
body.dark-mode {
  --bg-body: #0e0f1a;
  --bg-surface: #16172a;
  --bg-elevated: #1c1e33;
  --bg-muted: #1f2138;
  --text-primary: #f0f1f8;
  --text-secondary: #b8bcd4;
  --text-muted: #8a8fa8;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --glass-bg: rgba(28, 30, 51, 0.68);
  --glass-border: rgba(255, 255, 255, 0.1);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.55);
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    --bg-body: #0e0f1a;
    --bg-surface: #16172a;
    --bg-elevated: #1c1e33;
    --bg-muted: #1f2138;
    --text-primary: #f0f1f8;
    --text-secondary: #b8bcd4;
    --text-muted: #8a8fa8;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    --glass-bg: rgba(28, 30, 51, 0.68);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.55);
  }
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-primary);
  background-color: var(--bg-body);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(233, 69, 96, 0.08) 0%, transparent 42%),
    radial-gradient(circle at 88% 22%, rgba(83, 52, 131, 0.1) 0%, transparent 46%),
    radial-gradient(circle at 50% 100%, rgba(15, 52, 96, 0.08) 0%, transparent 50%);
  background-attachment: fixed;
  transition: background-color var(--transition-base), color var(--transition-base);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0 0 0.6em;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.2vw, 1.35rem); }

p {
  margin: 0 0 1.1em;
  color: var(--text-secondary);
}

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

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

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

ul, ol {
  margin: 0 0 1.1em;
  padding-left: 1.4em;
  color: var(--text-secondary);
}

li {
  margin-bottom: 0.4em;
}

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

blockquote {
  margin: 1.2em 0;
  padding: 1em 1.4em;
  border-left: 4px solid var(--brand-primary);
  background: var(--gradient-soft);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-secondary);
  font-style: normal;
}

blockquote p {
  margin: 0;
}

time {
  display: inline-block;
  font-size: 0.85rem;
  color: var(--text-muted);
}

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

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 2000;
  padding: 12px 20px;
  background: var(--brand-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 16px;
  color: #fff;
}

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
  background: var(--glass-bg);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-logo {
  border-radius: 12px;
  transition: transform var(--transition-base);
  flex-shrink: 0;
}

.brand:hover .brand-logo {
  transform: rotate(-6deg) scale(1.06);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.brand-domain {
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: lowercase;
}

.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.main-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  display: block;
  padding: 8px 12px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.main-nav a:hover {
  color: var(--brand-primary);
  background: var(--gradient-soft);
}

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

.site-search {
  display: flex;
  align-items: center;
  background: var(--bg-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  padding: 4px 4px 4px 16px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.site-search:focus-within {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(233, 69, 96, 0.16);
}

.site-search input {
  border: none;
  background: transparent;
  outline: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.85rem;
  width: 160px;
  padding: 6px 0;
}

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

.site-search button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  cursor: pointer;
  transition: transform var(--transition-fast), filter var(--transition-fast);
}

.site-search button:hover {
  transform: scale(1.08);
  filter: brightness(1.1);
}

.theme-toggle,
.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  background: var(--bg-surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.theme-toggle:hover,
.menu-toggle:hover {
  color: var(--brand-primary);
  border-color: var(--brand-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  border-top: 1px solid var(--border-color);
  background: var(--glass-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 12px 24px 20px;
}

.mobile-menu:not([hidden]) {
  display: block;
  animation: slideDown var(--transition-base);
}

.mobile-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.mobile-menu a {
  display: block;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  transition: all var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--brand-primary);
  border-color: var(--brand-primary);
}

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

/* ========== Breadcrumb ========== */
.breadcrumb {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px 0;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.breadcrumb li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--text-muted);
  opacity: 0.6;
}

.breadcrumb a {
  color: var(--text-muted);
}

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

.breadcrumb [aria-current="page"] {
  color: var(--text-primary);
  font-weight: 600;
}

/* ========== Main layout ========== */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px 64px;
}

.section {
  margin-top: 56px;
  padding: 40px 36px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.section > h2:first-child {
  position: relative;
  padding-bottom: 16px;
  margin-bottom: 24px;
}

.section > h2:first-child::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 56px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: var(--gradient-brand);
}

.section h3 {
  margin-top: 1.6em;
  padding-left: 14px;
  border-left: 4px solid var(--brand-primary);
  border-radius: 2px;
}

.section h3:first-of-type {
  margin-top: 0.8em;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  margin-top: 24px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--gradient-hero);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(233, 69, 96, 0.4) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(83, 52, 131, 0.45) 0%, transparent 50%);
  z-index: -1;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  z-index: -1;
  opacity: 0.6;
}

.hero-slides {
  position: relative;
  min-height: 460px;
}

.hero-slide {
  display: none;
  grid-template-columns: 1.35fr 1fr;
  align-items: center;
  gap: 40px;
  padding: 56px 56px 72px;
  animation: heroFadeIn 0.6s ease;
}

.hero-slide.is-active {
  display: grid;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-text {
  color: #fff;
}

.hero-kicker {
  display: inline-block;
  margin: 0 0 16px;
  padding: 6px 16px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #fff;
  background: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.hero h1,
.hero h2 {
  color: #fff;
  margin: 0 0 18px;
  text-shadow: 0 2px 24px rgba(0, 0, 0, 0.25);
  line-height: 1.3;
}

.hero-desc {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 30px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), color var(--transition-fast);
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 8px 24px rgba(233, 69, 96, 0.4);
}

.btn-primary:hover {
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(233, 69, 96, 0.55);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.4);
  color: #fff;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-3px);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  filter: drop-shadow(0 24px 48px rgba(0, 0, 0, 0.35));
  animation: floatY 6s ease-in-out infinite;
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.hero-dots {
  position: absolute;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 5;
}

.hero-dots button {
  width: 10px;
  height: 10px;
  padding: 0;
  border: none;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: width var(--transition-base), background var(--transition-base);
}

.hero-dots button[aria-selected="true"] {
  width: 32px;
  background: #fff;
}

.hero-dots button:hover {
  background: rgba(255, 255, 255, 0.75);
}

/* ========== Stats ========== */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.stat-item {
  padding: 28px 16px;
  text-align: center;
  background: var(--glass-bg);
  backdrop-filter: blur(16px) saturate(160%);
  -webkit-backdrop-filter: blur(16px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.stat-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.stat-num {
  display: block;
  font-size: clamp(1.6rem, 3.2vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--brand-primary);
  letter-spacing: -0.02em;
}

.stat-num::after {
  content: "+";
  font-size: 0.6em;
  vertical-align: super;
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* ========== News ========== */
.news-item {
  position: relative;
  padding: 22px 24px;
  margin-bottom: 16px;
  background: var(--bg-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.news-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 4px;
  border-radius: var(--radius-pill);
  background: var(--gradient-brand);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.news-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(233, 69, 96, 0.3);
}

.news-item:hover::before {
  opacity: 1;
}

.news-item h3 {
  margin: 0 0 6px;
  padding-left: 0;
  border-left: none;
  font-size: 1.1rem;
}

.news-item time {
  margin-bottom: 10px;
}

.news-item p {
  margin: 8px 0 0;
  font-size: 0.94rem;
}

/* ========== Articles ========== */
.article-card {
  position: relative;
  padding: 24px 26px;
  margin-bottom: 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.article-card::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle at top right, rgba(233, 69, 96, 0.14), transparent 70%);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(233, 69, 96, 0.28);
}

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

.article-card h3 {
  margin: 0 0 8px;
  padding-left: 0;
  border-left: none;
  font-size: 1.12rem;
}

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

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

.article-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.article-summary {
  font-size: 0.94rem;
  margin-bottom: 14px;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brand-primary);
}

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

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

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

.faq-item {
  background: var(--bg-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

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

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 52px 18px 22px;
  position: relative;
  transition: background var(--transition-fast);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  background: var(--gradient-soft);
}

.faq-item summary h3 {
  margin: 0;
  padding: 0;
  border: none;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.faq-item summary::after {
  content: "";
  position: absolute;
  right: 22px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--brand-primary);
  border-bottom: 2px solid var(--brand-primary);
  transform: translateY(-70%) rotate(45deg);
  transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
  transform: translateY(-30%) rotate(-135deg);
}

.faq-answer {
  padding: 0 22px 20px;
  animation: faqOpen var(--transition-base);
}

.faq-answer p {
  margin: 0;
  font-size: 0.94rem;
}

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

/* ========== Contact ========== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin: 24px 0 8px;
}

.contact-card {
  padding: 24px 22px;
  background: var(--glass-bg);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.contact-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.contact-card h3 {
  margin: 0 0 10px;
  padding: 0;
  border: none;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--brand-primary);
  letter-spacing: 0.04em;
}

.contact-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--text-secondary);
  word-break: break-word;
}

/* ========== Sitemap ========== */
.sitemap-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.sitemap-list li {
  margin: 0;
}

.sitemap-list a {
  display: block;
  padding: 12px 18px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: var(--bg-muted);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.sitemap-list a:hover {
  color: #fff;
  background: var(--gradient-brand);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* ========== Footer ========== */
.site-footer {
  margin-top: 40px;
  background: linear-gradient(180deg, var(--brand-deep) 0%, #0e0f1a 100%);
  color: rgba(255, 255, 255, 0.72);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(233, 69, 96, 0.6), transparent);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px 40px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
}

.footer-col h3 {
  color: #fff;
  font-size: 1rem;
  margin: 0 0 16px;
  padding: 0;
  border: none;
}

.footer-col p,
.footer-col address {
  font-size: 0.88rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.62);
  font-style: normal;
  margin: 0;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-col a {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.88rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  display: inline-block;
}

.footer-col a:hover {
  color: var(--brand-primary);
  padding-left: 4px;
}

.footer-legal {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 24px 24px 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-legal p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
  margin: 0 0 10px;
  line-height: 1.7;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.6);
}

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

/* ========== Back to top ========== */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 900;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 50%;
  background: var(--gradient-brand);
  color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(233, 69, 96, 0.42);
  transition: transform var(--transition-base), box-shadow var(--transition-base), opacity var(--transition-base);
}

.back-to-top:hover {
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 14px 32px rgba(233, 69, 96, 0.58);
}

.back-to-top[hidden] {
  display: none;
}

/* ========== Scroll animation ========== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ========== Responsive ========== */
@media (max-width: 1080px) {
  .main-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 900px) {
  .hero-slide {
    grid-template-columns: 1fr;
    padding: 44px 36px 72px;
    text-align: center;
  }

  .hero-visual {
    order: -1;
  }

  .hero-visual svg {
    width: 240px;
    height: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }

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

  .section {
    padding: 32px 26px;
    margin-top: 40px;
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 64px;
  }

  .header-inner {
    padding: 0 16px;
    gap: 12px;
  }

  .brand-text {
    display: none;
  }

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

  .breadcrumb,
  main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero {
    border-radius: var(--radius-lg);
  }

  .hero-slides {
    min-height: auto;
  }

  .hero-slide {
    padding: 36px 22px 68px;
    gap: 24px;
  }

  .hero-visual svg {
    width: 200px;
  }

  .hero-desc {
    font-size: 0.94rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.9rem;
  }

  .stats {
    gap: 12px;
    margin-top: 20px;
  }

  .stat-item {
    padding: 20px 12px;
  }

  .section {
    padding: 26px 20px;
    border-radius: var(--radius-md);
  }

  .section h3 {
    padding-left: 10px;
    border-left-width: 3px;
  }

  .news-item {
    padding: 18px 18px;
  }

  .article-card {
    padding: 20px 18px;
  }

  .faq-item summary {
    padding: 16px 46px 16px 18px;
  }

  .faq-answer {
    padding: 0 18px 18px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 16px 28px;
  }

  .footer-legal {
    padding: 20px 16px 32px;
  }

  .back-to-top {
    right: 16px;
    bottom: 16px;
    width: 44px;
    height: 44px;
  }
}

@media (max-width: 480px) {
  .site-search {
    display: none;
  }

  .mobile-menu ul {
    grid-template-columns: 1fr;
  }

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

  .sitemap-list {
    grid-template-columns: 1fr 1fr;
  }

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

  .hero-actions .btn {
    width: 100%;
  }
}

/* ========== Print ========== */
@media print {
  .site-header,
  .mobile-menu,
  .hero-dots,
  .back-to-top,
  .site-footer,
  .hero-visual,
  .theme-toggle,
  .menu-toggle {
    display: none !important;
  }

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

  .section {
    box-shadow: none;
    border: 1px solid #ddd;
    break-inside: avoid;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}
</style>