:root {
  --c-primary: #e8547c;
  --c-primary-dark: #c73a60;
  --c-primary-light: #ff8fab;
  --c-secondary: #7c5cff;
  --c-accent: #ffb547;
  --c-bg: #fff5f8;
  --c-bg-alt: #ffffff;
  --c-surface: rgba(255, 255, 255, 0.72);
  --c-surface-solid: #ffffff;
  --c-text: #2b2230;
  --c-text-soft: #6b5f72;
  --c-text-mute: #9a8fa3;
  --c-border: rgba(232, 84, 124, 0.16);
  --c-border-soft: rgba(43, 34, 48, 0.08);
  --grad-hero: linear-gradient(135deg, #ffd6e3 0%, #ffe9d6 45%, #e6dcff 100%);
  --grad-primary: linear-gradient(135deg, #e8547c 0%, #7c5cff 100%);
  --grad-accent: linear-gradient(135deg, #ff8fab 0%, #ffb547 100%);
  --shadow-sm: 0 2px 8px rgba(232, 84, 124, 0.08);
  --shadow-md: 0 8px 28px rgba(232, 84, 124, 0.12);
  --shadow-lg: 0 18px 48px rgba(124, 92, 255, 0.16);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 72px;
  --maxw: 1180px;
  --blur: saturate(180%) blur(18px);
}

[data-theme="dark"] {
  --c-bg: #14101a;
  --c-bg-alt: #1b1522;
  --c-surface: rgba(36, 28, 46, 0.72);
  --c-surface-solid: #241c2e;
  --c-text: #f2ecf6;
  --c-text-soft: #b8aac4;
  --c-text-mute: #8a7d96;
  --c-border: rgba(255, 143, 171, 0.22);
  --c-border-soft: rgba(255, 255, 255, 0.08);
  --grad-hero: linear-gradient(135deg, #3a1f33 0%, #2a1f45 50%, #1f2a45 100%);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --c-bg: #14101a;
    --c-bg-alt: #1b1522;
    --c-surface: rgba(36, 28, 46, 0.72);
    --c-surface-solid: #241c2e;
    --c-text: #f2ecf6;
    --c-text-soft: #b8aac4;
    --c-text-mute: #8a7d96;
    --c-border: rgba(255, 143, 171, 0.22);
    --c-border-soft: rgba(255, 255, 255, 0.08);
    --grad-hero: linear-gradient(135deg, #3a1f33 0%, #2a1f45 50%, #1f2a45 100%);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 28px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.5);
  }
}

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

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--c-text);
  background-color: var(--c-bg);
  background-image: radial-gradient(
      circle at 12% 8%,
      rgba(232, 84, 124, 0.1),
      transparent 42%
    ),
    radial-gradient(circle at 88% 22%, rgba(124, 92, 255, 0.1), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(255, 181, 71, 0.08), transparent 50%);
  background-attachment: fixed;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
  overflow-x: hidden;
}

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

a {
  color: var(--c-primary);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

a:hover,
a:focus-visible {
  color: var(--c-primary-dark);
}

ul,
ol {
  padding-left: 1.35em;
  margin: 0.75em 0;
}

p {
  margin: 0.85em 0;
}

h1,
h2,
h3,
h4 {
  line-height: 1.3;
  color: var(--c-text);
  margin: 1.1em 0 0.6em;
  font-weight: 700;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
}

h2 {
  font-size: clamp(1.4rem, 3vw, 1.95rem);
}

h3 {
  font-size: clamp(1.12rem, 2.2vw, 1.35rem);
}

h2::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  margin-top: 0.5em;
  border-radius: 4px;
  background: var(--grad-primary);
}

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

:focus-visible {
  outline: 3px solid var(--c-primary-light);
  outline-offset: 2px;
  border-radius: 6px;
}

.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;
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1 0 auto;
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
}

.section {
  margin: clamp(28px, 5vw, 56px) 0;
  padding: clamp(22px, 4vw, 40px);
  background: var(--c-surface);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--c-border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.4s var(--ease), transform 0.4s var(--ease),
    background-color 0.4s var(--ease), border-color 0.4s var(--ease);
}

.section:hover {
  box-shadow: var(--shadow-md);
}

.section > p:first-of-type {
  color: var(--c-text-soft);
}

.meta-info {
  font-size: 0.85rem;
  color: var(--c-text-mute);
  margin: 0.6em 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  background: var(--c-surface);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--c-border-soft);
  transition: box-shadow 0.35s var(--ease), background-color 0.35s var(--ease);
}

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

.header-inner {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 32px);
  min-height: var(--header-h);
}

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

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(232, 84, 124, 0.35);
  transition: transform 0.5s var(--ease);
}

.brand:hover .brand-logo {
  transform: rotate(-12deg) scale(1.08);
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.main-nav {
  flex: 1 1 auto;
  min-width: 0;
}

.main-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav a {
  display: inline-block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--c-text-soft);
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease),
    transform 0.25s var(--ease);
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--c-primary);
  background: rgba(232, 84, 124, 0.1);
  transform: translateY(-2px);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.site-search {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.site-search:focus-within {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 4px rgba(232, 84, 124, 0.14);
}

.site-search input {
  width: 150px;
  padding: 6px 10px;
  border: none;
  background: transparent;
  font-size: 0.85rem;
  color: var(--c-text);
  border-radius: 999px;
}

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

.site-search input:focus {
  outline: none;
}

.site-search button {
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: #fff;
  background: var(--grad-primary);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.site-search button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(232, 84, 124, 0.35);
}

.theme-toggle,
.menu-toggle {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text-soft);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  white-space: nowrap;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease),
    transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

.menu-toggle {
  display: none;
}

.breadcrumb {
  margin: 16px 0 0;
  font-size: 0.85rem;
}

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

.breadcrumb li + li::before {
  content: "›";
  margin-right: 6px;
  color: var(--c-text-mute);
}

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

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

.hero {
  position: relative;
  margin: clamp(20px, 3vw, 32px) 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--grad-hero);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
      circle at 80% 15%,
      rgba(255, 255, 255, 0.55),
      transparent 45%
    ),
    radial-gradient(circle at 15% 85%, rgba(255, 255, 255, 0.35), transparent 40%);
  pointer-events: none;
  z-index: 0;
}

.hero-slider {
  position: relative;
  z-index: 1;
  min-height: clamp(320px, 42vw, 440px);
  display: flex;
  align-items: center;
}

.slide {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  padding: clamp(28px, 5vw, 64px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(18px) scale(0.99);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease),
    visibility 0s linear 0.7s;
}

.slide.active {
  position: relative;
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease),
    visibility 0s linear 0s;
}

.slide h1,
.slide h2 {
  margin: 0 0 0.3em;
  color: #2b2230;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
}

.slide h1::after,
.slide h2::after {
  display: none;
}

.slide p {
  max-width: 760px;
  color: #4a3f52;
  font-size: clamp(0.95rem, 1.6vw, 1.05rem);
  margin: 0;
}

.hero-cta {
  align-self: flex-start;
  margin-top: 10px;
  padding: 13px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  background: var(--grad-primary);
  box-shadow: 0 10px 26px rgba(232, 84, 124, 0.4);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    filter 0.3s var(--ease);
}

.hero-cta:hover {
  color: #fff;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 36px rgba(124, 92, 255, 0.45);
  filter: brightness(1.05);
}

.slider-dots {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 0 0 22px;
}

.dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border-radius: 999px;
  background: rgba(43, 34, 48, 0.25);
  transition: width 0.35s var(--ease), background-color 0.35s var(--ease);
}

.dot:hover {
  background: rgba(43, 34, 48, 0.45);
}

.dot.active {
  width: 30px;
  background: var(--grad-primary);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(12px, 2vw, 20px);
  margin: clamp(20px, 3vw, 32px) 0;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: clamp(18px, 2.6vw, 28px) 12px;
  text-align: center;
  border-radius: var(--radius-md);
  background: var(--c-surface);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--c-border-soft);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
}

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

.stat-num {
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--c-text-soft);
}

.anchor-nav {
  position: sticky;
  top: var(--header-h);
  z-index: 50;
  margin: 0 0 clamp(20px, 3vw, 32px);
  padding: 8px;
  border-radius: var(--radius-md);
  background: var(--c-surface);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--c-border-soft);
  box-shadow: var(--shadow-sm);
}

.anchor-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.anchor-nav a {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--c-text-soft);
  white-space: nowrap;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease),
    transform 0.25s var(--ease);
}

.anchor-nav a:hover {
  color: #fff;
  background: var(--grad-primary);
  transform: translateY(-2px);
}

.news-item,
.article-card {
  position: relative;
  margin: 18px 0;
  padding: clamp(18px, 3vw, 26px);
  border-radius: var(--radius-md);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-soft);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
  overflow: hidden;
}

.news-item::before,
.article-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--grad-primary);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}

.news-item:hover,
.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-border);
}

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

.news-item h3,
.article-card h3 {
  margin-top: 0;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  transition: color 0.25s var(--ease);
}

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

.article-card > a {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-primary);
  transition: transform 0.25s var(--ease), color 0.25s var(--ease);
}

.article-card > a::after {
  content: "→";
  margin-left: 6px;
  transition: margin-left 0.25s var(--ease);
}

.article-card > a:hover {
  color: var(--c-primary-dark);
}

.article-card > a:hover::after {
  margin-left: 12px;
}

blockquote {
  position: relative;
  margin: 18px 0;
  padding: clamp(20px, 3vw, 28px) clamp(20px, 3vw, 28px) clamp(20px, 3vw, 28px)
    clamp(40px, 5vw, 56px);
  border-radius: var(--radius-md);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-soft);
  border-left: 4px solid var(--c-primary);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

blockquote::before {
  content: "\201C";
  position: absolute;
  left: clamp(12px, 2vw, 20px);
  top: 4px;
  font-size: 3rem;
  line-height: 1;
  font-family: Georgia, "Times New Roman", serif;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

blockquote:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

blockquote p {
  margin: 0 0 10px;
  font-size: 0.98rem;
  color: var(--c-text);
}

blockquote footer {
  font-size: 0.85rem;
  color: var(--c-text-mute);
  font-style: normal;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-list details {
  border-radius: var(--radius-md);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-soft);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease),
    transform 0.3s var(--ease);
}

.faq-list details:hover {
  border-color: var(--c-border);
}

.faq-list details[open] {
  box-shadow: var(--shadow-md);
  border-color: var(--c-border);
}

.faq-list summary {
  position: relative;
  padding: 16px 52px 16px 20px;
  font-weight: 600;
  font-size: 0.96rem;
  color: var(--c-text);
  cursor: pointer;
  list-style: none;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease);
}

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

.faq-list summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-primary);
  background: rgba(232, 84, 124, 0.1);
  transition: transform 0.35s var(--ease), background-color 0.35s var(--ease),
    color 0.35s var(--ease);
}

.faq-list details[open] summary::after {
  content: "−";
  transform: translateY(-50%) rotate(180deg);
  color: #fff;
  background: var(--grad-primary);
}

.faq-list summary:hover {
  color: var(--c-primary);
}

.faq-list details p {
  margin: 0;
  padding: 0 20px 18px;
  color: var(--c-text-soft);
  font-size: 0.94rem;
}

.contact-list,
.sitemap-list,
.friend-links {
  list-style: none;
  padding: 0;
  margin: 16px 0;
  display: grid;
  gap: 10px;
}

.contact-list li {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-soft);
  font-size: 0.92rem;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease);
}

.contact-list li:hover {
  transform: translateX(5px);
  border-color: var(--c-border);
  box-shadow: var(--shadow-sm);
}

.sitemap-list,
.friend-links {
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
}

.sitemap-list a,
.friend-links a {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--c-text-soft);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-soft);
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease),
    transform 0.25s var(--ease), border-color 0.25s var(--ease);
}

.sitemap-list a:hover,
.friend-links a:hover {
  color: #fff;
  background: var(--grad-primary);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.site-footer {
  margin-top: clamp(32px, 5vw, 64px);
  padding: clamp(32px, 5vw, 56px) clamp(16px, 4vw, 32px);
  background: var(--c-surface);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border-top: 1px solid var(--c-border-soft);
}

.footer-inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(20px, 4vw, 40px);
  max-width: var(--maxw);
  margin: 0 auto;
}

.footer-inner p {
  margin: 0.4em 0;
  font-size: 0.88rem;
  color: var(--c-text-soft);
}

.footer-name {
  font-size: 1.2rem !important;
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-brand p:first-of-type {
  margin-top: 0;
}

.footer-meta {
  border-top: 1px solid var(--c-border-soft);
  padding-top: 14px;
}

@media (min-width: 900px) {
  .footer-meta {
    border-top: none;
    padding-top: 0;
  }
}

.back-to-top {
  position: fixed;
  right: clamp(16px, 3vw, 32px);
  bottom: clamp(16px, 3vw, 32px);
  z-index: 90;
  padding: 12px 18px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #fff;
  background: var(--grad-primary);
  box-shadow: 0 10px 26px rgba(232, 84, 124, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px) scale(0.9);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease),
    visibility 0s linear 0.35s, box-shadow 0.35s var(--ease);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease),
    visibility 0s linear 0s, box-shadow 0.35s var(--ease);
}

.back-to-top:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 16px 36px rgba(124, 92, 255, 0.45);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}

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

.reveal-delay-1 {
  transition-delay: 0.08s;
}

.reveal-delay-2 {
  transition-delay: 0.16s;
}

.reveal-delay-3 {
  transition-delay: 0.24s;
}

@media (max-width: 1080px) {
  .site-search input {
    width: 110px;
  }

  .main-nav a {
    padding: 8px 9px;
    font-size: 0.85rem;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 64px;
  }

  .header-inner {
    flex-wrap: wrap;
    gap: 10px;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .main-nav {
    order: 4;
    flex-basis: 100%;
    display: none;
  }

  .main-nav.is-open {
    display: block;
    animation: navDrop 0.35s var(--ease);
  }

  .main-nav ul {
    flex-direction: column;
    gap: 2px;
    padding: 8px 0;
  }

  .main-nav a {
    display: block;
    padding: 11px 14px;
    font-size: 0.95rem;
  }

  .header-actions {
    margin-left: auto;
  }

  .site-search {
    display: none;
  }

  .menu-toggle {
    display: inline-block;
  }

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

  .anchor-nav {
    position: relative;
    top: 0;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .anchor-nav::-webkit-scrollbar {
    display: none;
  }

  .anchor-nav ul {
    flex-wrap: nowrap;
  }
}

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

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

  .section {
    padding: 18px 16px;
    border-radius: var(--radius-md);
  }

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

  .slide {
    padding: 26px 20px 8px;
  }

  .hero-slider {
    min-height: 400px;
  }

  .hero-cta {
    padding: 12px 24px;
  }

  .stats {
    gap: 10px;
  }

  .stat-item {
    padding: 16px 8px;
  }

  .brand-name {
    font-size: 1rem;
  }

  .theme-toggle,
  .menu-toggle {
    padding: 7px 12px;
    font-size: 0.78rem;
  }

  .back-to-top {
    padding: 10px 14px;
    font-size: 0.76rem;
  }

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

  blockquote {
    padding-left: 40px;
  }

  .faq-list summary {
    padding: 14px 48px 14px 16px;
    font-size: 0.92rem;
  }
}

@media (max-width: 380px) {
  .sitemap-list,
  .friend-links {
    grid-template-columns: 1fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

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

@media print {
  .site-header,
  .anchor-nav,
  .back-to-top,
  .slider-dots,
  .theme-toggle,
  .menu-toggle,
  .site-search {
    display: none !important;
  }

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

  .section,
  .hero,
  .news-item,
  .article-card,
  blockquote {
    box-shadow: none;
    border: 1px solid #ddd;
    background: #fff;
  }
}