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

:root {
  --brand: #e94b7b;
  --brand2: #ff7a9c;
  --brand3: #7b3fe4;
  --brand-glow: rgba(233, 75, 123, 0.18);
  --bg: #fffdfe;
  --bg-soft: #fff5f8;
  --fg: #241a22;
  --fg-soft: #4a3d47;
  --muted: #7a6b75;
  --card: #fff7fa;
  --card-glass: rgba(255, 255, 255, 0.72);
  --line: #f0dfe6;
  --line-strong: #e7c9d5;
  --shadow-sm: 0 2px 10px rgba(122, 60, 90, 0.06);
  --shadow-md: 0 10px 30px rgba(122, 60, 90, 0.1);
  --shadow-lg: 0 20px 48px rgba(122, 60, 90, 0.16);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 22px;
  --radius-pill: 999px;
  --header-h: 66px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
}

html[data-theme="dark"] {
  --brand: #ff6d97;
  --brand2: #ff9bb4;
  --brand3: #a98bff;
  --brand-glow: rgba(255, 109, 151, 0.22);
  --bg: #131019;
  --bg-soft: #1a1522;
  --fg: #f1ebf4;
  --fg-soft: #d6cddd;
  --muted: #a89fb2;
  --card: #1e1828;
  --card-glass: rgba(30, 24, 40, 0.68);
  --line: #2e2639;
  --line-strong: #3d3349;
  --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.28);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.38);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.5);
}

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

body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.8;
  color: var(--fg);
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at 8% 0%, var(--brand-glow), transparent 42%),
    radial-gradient(circle at 92% 8%, rgba(123, 63, 228, 0.12), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(255, 122, 156, 0.1), transparent 46%);
  background-attachment: fixed;
  background-repeat: no-repeat;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
}

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

a {
  color: var(--brand);
  text-decoration: none;
  transition: color 0.25s var(--ease), opacity 0.25s var(--ease);
}

a:hover {
  color: var(--brand2);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 3px;
  border-radius: 6px;
}

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

ul,
ol {
  list-style: none;
}

/* ============ Header / Navigation ============ */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--card-glass);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
}

.nav-wrap {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
  min-height: var(--header-h);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.4px;
  color: var(--brand);
  white-space: nowrap;
  transition: transform 0.3s var(--ease), color 0.3s var(--ease);
}

.logo:hover {
  text-decoration: none;
  transform: translateY(-1px);
  color: var(--brand3);
}

.logo svg {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  filter: drop-shadow(0 4px 10px var(--brand-glow));
  transition: transform 0.5s var(--ease);
}

.logo:hover svg {
  transform: rotate(-8deg) scale(1.06);
}

nav.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

nav.main-nav a {
  position: relative;
  display: inline-block;
  padding: 6px 12px;
  color: var(--fg-soft);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-pill);
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}

nav.main-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--brand), var(--brand3));
  transform: translateX(-50%);
  transition: width 0.3s var(--ease);
}

nav.main-nav a:hover {
  color: var(--brand);
  background: var(--brand-glow);
  text-decoration: none;
}

nav.main-nav a:hover::after {
  width: 46%;
}

.nav-tools {
  display: flex;
  align-items: center;
  gap: 10px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px 4px 14px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.search-box:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px var(--brand-glow);
}

.search-box input {
  width: 118px;
  padding: 4px 0;
  border: none;
  outline: none;
  background: transparent;
  color: var(--fg);
  font-family: inherit;
  font-size: 14px;
}

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

.search-box button {
  padding: 4px 12px;
  border: none;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--brand), var(--brand3));
  color: #fff;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), filter 0.25s var(--ease);
}

.search-box button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px var(--brand-glow);
  filter: brightness(1.05);
}

.search-box button:active {
  transform: translateY(0) scale(0.97);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: var(--fg);
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
}

.icon-btn:hover {
  transform: translateY(-2px) rotate(12deg);
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--brand), var(--brand3));
}

.menu-toggle {
  display: none;
}

/* ============ Breadcrumb ============ */
.breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 20px 0;
  font-size: 13px;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--muted);
  transition: color 0.25s var(--ease);
}

.breadcrumb a:hover {
  color: var(--brand);
  text-decoration: none;
}

.breadcrumb span {
  margin: 0 6px;
  opacity: 0.6;
}

/* ============ Banner ============ */
.banner {
  position: relative;
  max-width: 1200px;
  margin: 18px auto 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 340px;
  color: #fff;
  background: linear-gradient(135deg, #e94b7b 0%, #b44bd4 52%, #7b3fe4 100%);
  box-shadow: var(--shadow-lg);
  isolation: isolate;
}

.banner::before {
  content: "";
  position: absolute;
  inset: -40%;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.28), transparent 34%),
    radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.18), transparent 32%);
  animation: bannerFloat 14s ease-in-out infinite alternate;
  z-index: 0;
  pointer-events: none;
}

.banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(40, 10, 40, 0.28));
  z-index: 0;
  pointer-events: none;
}

@keyframes bannerFloat {
  0% {
    transform: translate3d(-2%, -1%, 0) scale(1);
  }
  100% {
    transform: translate3d(2%, 2%, 0) scale(1.08);
  }
}

.slide {
  display: none;
  position: relative;
  z-index: 1;
  align-items: center;
  gap: 30px;
  min-height: 340px;
  padding: 56px 44px;
}

.slide.active {
  display: flex;
  flex-wrap: wrap;
  animation: slideIn 0.6s var(--ease) both;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.slide-text {
  flex: 1 1 320px;
  min-width: 260px;
}

.slide-text h2 {
  margin: 0 0 14px;
  padding: 0;
  border: none;
  font-size: 30px;
  line-height: 1.42;
  font-weight: 800;
  letter-spacing: 0.3px;
  text-shadow: 0 2px 18px rgba(60, 10, 40, 0.24);
}

.slide-text p {
  margin-bottom: 20px;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.94);
  opacity: 0.96;
}

.slide-text .cta {
  display: inline-block;
  padding: 11px 26px;
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--brand);
  font-weight: 700;
  font-size: 15px;
  box-shadow: 0 8px 22px rgba(60, 10, 40, 0.22);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
}

.slide-text .cta:hover {
  text-decoration: none;
  transform: translateY(-3px);
  background: #fff5f8;
  box-shadow: 0 14px 30px rgba(60, 10, 40, 0.3);
}

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

.slide-art {
  flex: 0 0 220px;
  filter: drop-shadow(0 12px 26px rgba(40, 10, 40, 0.28));
  animation: artFloat 6s ease-in-out infinite;
}

@keyframes artFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.banner-dots {
  position: absolute;
  left: 50%;
  bottom: 16px;
  z-index: 2;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.banner-dots button {
  width: 11px;
  height: 11px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: width 0.3s var(--ease), background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.banner-dots button:hover {
  background: rgba(255, 255, 255, 0.85);
}

.banner-dots button.active {
  width: 26px;
  border-radius: var(--radius-pill);
  background: #fff;
  box-shadow: 0 0 12px rgba(255, 255, 255, 0.6);
}

/* ============ Main Layout ============ */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

section {
  margin: 46px 0;
  scroll-margin-top: 90px;
}

h1 {
  margin: 22px 0 16px;
  font-size: 30px;
  line-height: 1.42;
  font-weight: 800;
  letter-spacing: 0.3px;
  color: var(--fg);
  background: linear-gradient(120deg, var(--brand) 0%, var(--brand3) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

h2 {
  position: relative;
  margin-bottom: 18px;
  padding-left: 16px;
  font-size: 24px;
  line-height: 1.42;
  font-weight: 800;
  color: var(--fg);
  letter-spacing: 0.2px;
}

h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 5px;
  height: 1.1em;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--brand), var(--brand3));
  transform: translateY(-50%);
  box-shadow: 0 0 14px var(--brand-glow);
}

h3 {
  margin: 22px 0 10px;
  font-size: 19px;
  line-height: 1.5;
  font-weight: 700;
  color: var(--brand3);
}

h4 {
  margin: 16px 0 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--fg);
}

p {
  margin-bottom: 14px;
  color: var(--fg-soft);
  line-height: 1.85;
}

ul {
  padding-left: 0;
}

section ul:not(.steps):not(.footer-col ul) {
  margin: 12px 0 16px;
}

section ul:not(.steps) > li {
  position: relative;
  margin-bottom: 8px;
  padding-left: 20px;
  color: var(--fg-soft);
  font-size: 15px;
}

section ul:not(.steps) > li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.78em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand3));
  box-shadow: 0 0 8px var(--brand-glow);
}

.lead {
  position: relative;
  margin-bottom: 20px;
  padding: 20px 24px;
  font-size: 17px;
  line-height: 1.85;
  color: var(--fg-soft);
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-left: 4px solid var(--brand);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

blockquote {
  position: relative;
  margin: 18px 0;
  padding: 14px 20px 14px 24px;
  color: var(--muted);
  font-style: italic;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-left: 4px solid var(--brand2);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow-sm);
}

/* ============ Grid & Cards ============ */
.grid {
  display: grid;
  gap: 20px;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card {
  position: relative;
  padding: 24px;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}

.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--brand3));
  opacity: 0;
  transform: scaleX(0);
  transform-origin: left;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-lg);
}

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

.card h3 {
  margin-top: 0;
  margin-bottom: 10px;
  color: var(--brand3);
}

.card p {
  font-size: 15px;
  color: var(--muted);
}

.card svg {
  width: 52px;
  height: 52px;
  margin-bottom: 14px;
  transition: transform 0.4s var(--ease);
}

.card:hover svg {
  transform: scale(1.08) rotate(-4deg);
}

.card ul {
  margin: 0;
}

.card ul > li {
  padding-left: 18px;
  font-size: 14px;
}

/* ============ Reveal Animation ============ */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}

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

/* ============ Stats ============ */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 18px;
  text-align: center;
}

.stat {
  padding: 24px 18px;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

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

.stat .num {
  font-size: 30px;
  font-weight: 800;
  line-height: 1.2;
  background: linear-gradient(120deg, var(--brand), var(--brand3));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat .label {
  margin-top: 4px;
  color: var(--muted);
  font-size: 14px;
}

/* ============ Articles ============ */
.article-list {
  display: grid;
  gap: 18px;
}

.article-item {
  position: relative;
  padding: 22px 24px;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
}

.article-item::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--brand), var(--brand3));
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.4s var(--ease);
}

.article-item:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
}

.article-item:hover::after {
  transform: scaleY(1);
}

.article-item h3 {
  margin-top: 0;
  margin-bottom: 6px;
  font-size: 18px;
  line-height: 1.55;
}

.article-item h3 a {
  color: var(--fg);
  transition: color 0.25s var(--ease);
}

.article-item h3 a:hover {
  color: var(--brand);
  text-decoration: none;
}

.meta {
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.2px;
}

.article-item p:not(.meta) {
  font-size: 15px;
  color: var(--fg-soft);
}

.article-item > p:last-child {
  margin-bottom: 0;
}

.article-item > p:last-child a {
  display: inline-block;
  font-weight: 600;
  font-size: 14px;
  transition: transform 0.25s var(--ease);
}

.article-item > p:last-child a:hover {
  transform: translateX(4px);
  text-decoration: none;
}

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

.faq-item {
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.faq-item:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
}

.faq-item.open {
  border-color: var(--brand);
  box-shadow: 0 8px 26px var(--brand-glow);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  width: 100%;
  padding: 16px 18px;
  border: none;
  background: transparent;
  color: var(--fg);
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.6;
  text-align: left;
  cursor: pointer;
  transition: color 0.25s var(--ease), background 0.25s var(--ease);
}

.faq-q:hover {
  color: var(--brand);
  background: var(--brand-glow);
}

.faq-q .arrow {
  flex: 0 0 auto;
  color: var(--brand);
  font-size: 14px;
  transition: transform 0.35s var(--ease);
}

.faq-item.open .arrow {
  transform: rotate(180deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  padding: 0 18px;
  transition: max-height 0.4s var(--ease), padding 0.4s var(--ease);
}

.faq-item.open .faq-a {
  max-height: 600px;
  padding: 0 18px 16px;
}

.faq-a p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

/* ============ HowTo Steps ============ */
.steps {
  counter-reset: step;
  margin: 18px 0;
}

.steps li {
  position: relative;
  margin-bottom: 18px;
  padding-left: 54px;
  color: var(--fg-soft);
  font-size: 15px;
  line-height: 1.8;
}

.steps li::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand3));
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  box-shadow: 0 6px 16px var(--brand-glow);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.steps li:hover::before {
  transform: scale(1.1);
  box-shadow: 0 10px 22px var(--brand-glow);
}

.steps li strong {
  color: var(--fg);
}

/* ============ Table ============ */
table {
  width: 100%;
  margin: 18px 0;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 14px;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

th,
td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}

th {
  background: rgba(233, 75, 123, 0.08);
  color: var(--brand3);
  font-weight: 700;
  white-space: nowrap;
}

html[data-theme="dark"] th {
  background: rgba(255, 109, 151, 0.1);
}

tbody tr:last-child td {
  border-bottom: none;
}

tbody tr {
  transition: background 0.25s var(--ease);
}

tbody tr:hover {
  background: var(--brand-glow);
}

/* ============ Contact ============ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin: 18px 0;
}

.contact-item {
  padding: 18px 20px;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  font-size: 15px;
  color: var(--fg-soft);
  word-break: break-word;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

.contact-item:hover {
  transform: translateY(-4px);
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
}

.contact-item strong {
  display: block;
  margin-bottom: 6px;
  color: var(--brand);
  font-size: 14px;
  letter-spacing: 0.3px;
}

/* ============ Tags ============ */
.tag {
  display: inline-block;
  margin: 0 6px 6px 0;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  background: var(--brand-glow);
  color: var(--brand);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.6;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}

.tag:hover {
  background: var(--brand);
  color: #fff;
  transform: translateY(-1px);
}

/* ============ Footer ============ */
footer {
  position: relative;
  margin-top: 20px;
  padding: 44px 20px 26px;
  background: var(--card-glass);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--line);
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand), var(--brand3), var(--brand2));
}

.footer-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 26px;
  max-width: 1200px;
  margin: 0 auto;
}

.footer-col h4 {
  margin-bottom: 12px;
  color: var(--brand);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.4px;
}

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

.footer-col li {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

.footer-col a {
  position: relative;
  color: var(--fg-soft);
  transition: color 0.25s var(--ease), padding-left 0.25s var(--ease);
}

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

.footer-col p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.75;
}

.copyright {
  max-width: 1200px;
  margin: 28px auto 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
  text-align: center;
  line-height: 1.8;
}

.copyright p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

/* ============ Back To Top ============ */
.back-top {
  position: fixed;
  right: 22px;
  bottom: 30px;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand3));
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 8px 22px var(--brand-glow);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), filter 0.3s var(--ease);
}

.back-top.show {
  display: inline-flex;
  animation: popIn 0.35s var(--ease) both;
}

.back-top:hover {
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 14px 30px var(--brand-glow);
  filter: brightness(1.08);
}

.back-top:active {
  transform: translateY(-1px) scale(0.98);
}

@keyframes popIn {
  from {
    opacity: 0;
    transform: scale(0.6);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ============ Responsive ============ */
@media (max-width: 1024px) {
  .nav-wrap {
    gap: 12px;
  }

  nav.main-nav ul {
    gap: 2px;
  }

  nav.main-nav a {
    padding: 6px 9px;
    font-size: 14px;
  }

  .search-box input {
    width: 96px;
  }

  .slide-text h2 {
    font-size: 26px;
  }
}

@media (max-width: 860px) {
  :root {
    --header-h: 60px;
  }

  .nav-wrap {
    position: relative;
    padding: 10px 16px;
  }

  .logo {
    font-size: 18px;
  }

  .logo svg {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
  }

  nav.main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    padding: 14px 16px 18px;
    background: var(--card-glass);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
  }

  nav.main-nav.open {
    display: block;
    animation: menuDrop 0.3s var(--ease) both;
  }

  @keyframes menuDrop {
    from {
      opacity: 0;
      transform: translateY(-8px);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }

  nav.main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  nav.main-nav a {
    display: block;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 15px;
  }

  nav.main-nav a::after {
    display: none;
  }

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

  .search-box input {
    width: 78px;
  }

  .search-box button {
    padding: 4px 9px;
    font-size: 12px;
  }

  .banner {
    margin: 14px 16px 0;
    border-radius: var(--radius);
  }

  .breadcrumb {
    padding: 12px 16px 0;
  }

  main {
    padding: 0 16px 48px;
  }

  .slide {
    min-height: 300px;
    padding: 40px 26px 54px;
    gap: 20px;
  }

  .slide-text h2 {
    font-size: 23px;
  }

  .slide-text p {
    font-size: 15px;
  }

  .slide-art {
    flex: 0 0 150px;
    max-width: 150px;
  }

  h1 {
    font-size: 25px;
  }

  h2 {
    font-size: 21px;
    padding-left: 14px;
  }

  h3 {
    font-size: 17px;
  }

  section {
    margin: 36px 0;
  }

  .lead {
    padding: 16px 18px;
    font-size: 16px;
  }

  table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }

  .back-top {
    right: 16px;
    bottom: 20px;
    width: 44px;
    height: 44px;
    font-size: 18px;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 15px;
  }

  .nav-tools {
    gap: 8px;
  }

  .search-box {
    padding: 3px 4px 3px 10px;
  }

  .search-box input {
    width: 64px;
    font-size: 13px;
  }

  .icon-btn {
    width: 34px;
    height: 34px;
    font-size: 15px;
  }

  .slide {
    padding: 32px 20px 50px;
  }

  .slide-text h2 {
    font-size: 21px;
  }

  .slide-art {
    display: none;
  }

  .slide-text .cta {
    padding: 10px 22px;
    font-size: 14px;
  }

  h1 {
    font-size: 22px;
  }

  h2 {
    font-size: 19px;
  }

  .card {
    padding: 20px;
  }

  .article-item {
    padding: 18px;
  }

  .article-item h3 {
    font-size: 16px;
  }

  .faq-q {
    padding: 14px 15px;
    font-size: 15px;
  }

  .faq-a {
    padding: 0 15px;
  }

  .faq-item.open .faq-a {
    padding: 0 15px 14px;
  }

  .steps li {
    padding-left: 46px;
  }

  .steps li::before {
    width: 32px;
    height: 32px;
    font-size: 14px;
  }

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

  footer {
    padding: 34px 16px 22px;
  }
}

/* ============ Motion & Print Preferences ============ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

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

@media print {
  header,
  .banner,
  footer,
  .back-top,
  .banner-dots,
  .nav-tools {
    display: none !important;
  }

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

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

  .card,
  .article-item,
  .faq-item {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}
```