:root {
  --gold: #e6b422;
  --gold-soft: #f0cd5a;
  --navy: #1a1a2e;
  --navy-2: #23233f;
  --navy-3: #2e2e50;
  --violet: #3a2a5e;
  --bg: #f5f6fa;
  --bg-elev: #ffffff;
  --text: #23233a;
  --text-soft: #5b5b73;
  --line: #e3e4ee;
  --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.06);
  --shadow-md: 0 8px 26px rgba(26, 26, 46, 0.1);
  --shadow-lg: 0 18px 48px rgba(26, 26, 46, 0.16);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --glass: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.55);
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --max: 1200px;
}

[data-theme="dark"] {
  --bg: #12121f;
  --bg-elev: #1c1c32;
  --text: #ececf5;
  --text-soft: #a8a8c0;
  --line: #2c2c48;
  --glass: rgba(30, 30, 54, 0.66);
  --glass-border: rgba(255, 255, 255, 0.08);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 26px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.6);
}

*,
*::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", "Noto Sans SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  background-image: radial-gradient(
      circle at 12% 0%,
      rgba(230, 180, 34, 0.08),
      transparent 42%
    ),
    radial-gradient(circle at 88% 8%, rgba(58, 42, 94, 0.1), transparent 46%);
  background-attachment: fixed;
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease);
  overflow-x: hidden;
}

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

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

a:hover,
a:focus-visible {
  color: var(--gold-soft);
}

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

h1 {
  font-size: clamp(1.65rem, 3.4vw, 2.5rem);
}

h2 {
  font-size: clamp(1.4rem, 2.6vw, 2rem);
}

h3 {
  font-size: clamp(1.1rem, 1.9vw, 1.3rem);
}

p {
  margin: 0 0 1em;
  color: var(--text-soft);
}

ul,
ol {
  margin: 0 0 1em;
  padding-left: 1.35em;
  color: var(--text-soft);
}

li {
  margin-bottom: 0.4em;
}

blockquote {
  margin: 0;
  padding: 1.25rem 1.5rem;
  border-left: 4px solid var(--gold);
  background: var(--glass);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

blockquote p {
  margin: 0 0 0.75em;
  color: var(--text);
}

blockquote p:last-child {
  margin-bottom: 0;
}

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

.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;
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--glass);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  min-height: var(--header-h);
  padding: 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-shrink: 0;
}

.brand-logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  transition: transform 0.4s var(--ease);
}

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

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.04em;
}

.brand-slogan {
  font-size: 0.7rem;
  color: var(--text-soft);
  letter-spacing: 0.02em;
}

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

.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
  justify-content: center;
}

.main-nav a {
  display: block;
  padding: 0.4rem 0.65rem;
  font-size: 0.86rem;
  color: var(--text-soft);
  border-radius: 999px;
  position: relative;
  white-space: nowrap;
  transition: color 0.25s var(--ease), background-color 0.25s var(--ease);
}

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

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--text);
  background: rgba(230, 180, 34, 0.12);
}

.main-nav a:hover::after {
  width: 60%;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.site-search {
  display: flex;
  align-items: center;
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.2rem 0.3rem 0.2rem 0.9rem;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.site-search:focus-within {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(230, 180, 34, 0.18);
}

.site-search input {
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 0.85rem;
  padding: 0.35rem 0.25rem;
  width: 150px;
  outline: none;
}

.site-search input::placeholder {
  color: var(--text-soft);
  opacity: 0.8;
}

.site-search button {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  cursor: pointer;
  transition: transform 0.25s var(--ease), background-color 0.25s var(--ease);
}

.site-search button:hover {
  background: var(--gold-soft);
  transform: scale(1.08);
}

.theme-toggle,
.menu-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--bg-elev);
  color: var(--text);
  cursor: pointer;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

.theme-toggle:hover,
.menu-toggle:hover {
  border-color: var(--gold);
  color: var(--gold);
  transform: rotate(-10deg);
}

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

.menu-toggle span {
  display: block;
  width: 17px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease);
}

.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-nav {
  display: none;
  border-top: 1px solid var(--line);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
}

.mobile-nav.is-open {
  max-height: 640px;
}

.mobile-nav ul {
  list-style: none;
  margin: 0;
  padding: 0.5rem 1.25rem 1rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.25rem;
}

.mobile-nav a {
  display: block;
  padding: 0.6rem 0.75rem;
  color: var(--text-soft);
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
}

.mobile-nav a:hover {
  background: rgba(230, 180, 34, 0.12);
  color: var(--text);
}

/* ============ Breadcrumb ============ */
.breadcrumb {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem 1.25rem 0;
}

.breadcrumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-soft);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--text-soft);
  opacity: 0.6;
}

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

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

/* ============ Layout ============ */
main {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 3.25rem 0;
  animation: fadeUp 0.7s var(--ease) both;
}

.section + .section {
  border-top: 1px dashed var(--line);
}

.section-head {
  max-width: 780px;
  margin-bottom: 2rem;
}

.section-head h2 {
  position: relative;
  padding-left: 1rem;
}

.section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.18em;
  bottom: 0.18em;
  width: 5px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--gold), var(--violet));
}

.section-head p {
  margin: 0;
  font-size: 0.98rem;
}

.block {
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1.6rem 1.75rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
}

.block:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(230, 180, 34, 0.4);
}

.block h3 {
  color: var(--text);
}

.block:last-child {
  margin-bottom: 0;
}

/* ============ Hero ============ */
.hero {
  padding: 2rem 0 3rem;
}

.hero-slider {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: var(--navy);
  min-height: 300px;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transform: scale(1.04);
  transition: opacity 0.7s var(--ease), transform 0.9s var(--ease),
    visibility 0.7s;
}

.slide.is-active {
  position: relative;
  opacity: 1;
  visibility: visible;
  transform: scale(1);
}

.slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 300px;
  max-height: 420px;
}

.slide-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 3rem 2rem 2.5rem;
  background: linear-gradient(
    180deg,
    transparent,
    rgba(26, 26, 46, 0.55) 40%,
    rgba(26, 26, 46, 0.92)
  );
  color: #fff;
}

.slide-caption h2 {
  color: #fff;
  margin-bottom: 0.4rem;
  font-size: clamp(1.3rem, 2.6vw, 1.9rem);
}

.slide-caption p {
  color: rgba(255, 255, 255, 0.82);
  margin: 0;
  max-width: 620px;
  font-size: 0.95rem;
}

.slider-dots {
  position: absolute;
  right: 1.5rem;
  bottom: 1.5rem;
  display: flex;
  gap: 0.5rem;
  z-index: 3;
}

.dot {
  width: 10px;
  height: 10px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: width 0.3s var(--ease), background-color 0.3s var(--ease);
}

.dot.is-active {
  width: 26px;
  background: var(--gold);
}

.dot:hover {
  background: var(--gold-soft);
}

.hero-intro {
  margin-top: 2.25rem;
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-md);
}

.hero-lead {
  font-size: 1rem;
  line-height: 1.85;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 1.75rem 0;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 1rem 0.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(
    160deg,
    rgba(230, 180, 34, 0.14),
    rgba(58, 42, 94, 0.12)
  );
  border: 1px solid var(--line);
  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: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--gold);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-soft);
  text-align: center;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.6rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    background-color 0.3s var(--ease), color 0.3s var(--ease);
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold), #d39f14);
  color: var(--navy);
  box-shadow: 0 8px 20px rgba(230, 180, 34, 0.32);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(230, 180, 34, 0.42);
  color: var(--navy);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--gold);
  color: var(--gold);
  transform: translateY(-3px);
}

/* ============ Cards ============ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.card {
  position: relative;
  padding: 1.6rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  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;
  background: linear-gradient(
    135deg,
    rgba(230, 180, 34, 0.12),
    transparent 55%
  );
  opacity: 0;
  transition: opacity 0.35s var(--ease);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(230, 180, 34, 0.45);
}

.card:hover::before {
  opacity: 1;
}

.card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 0.9rem;
  transition: transform 0.4s var(--ease);
}

.card:hover .card-icon {
  transform: scale(1.1) rotate(-5deg);
}

.card h3 {
  margin-bottom: 0.5rem;
}

.card p {
  margin: 0;
  font-size: 0.92rem;
}

/* ============ Timeline ============ */
.timeline {
  list-style: none;
  padding-left: 0;
  margin: 0;
  position: relative;
}

.timeline li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.9rem;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(230, 180, 34, 0.18);
}

.timeline li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 1.2em;
  bottom: -0.7em;
  width: 1px;
  background: var(--line);
}

.timeline strong {
  color: var(--text);
}

/* ============ Cases ============ */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.case {
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: linear-gradient(
    160deg,
    var(--bg-elev),
    rgba(230, 180, 34, 0.06)
  );
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

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

.case h3 {
  font-size: 1.05rem;
}

.case p {
  margin: 0;
  font-size: 0.92rem;
}

/* ============ News ============ */
.news-list {
  display: grid;
  gap: 1rem;
}

.news-item {
  padding: 1.4rem 1.6rem;
  border-radius: var(--radius-md);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-left: 4px solid var(--gold);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease),
    background-color 0.3s var(--ease);
}

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

.news-item h3 {
  margin-bottom: 0.35rem;
  font-size: 1.08rem;
}

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

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

.news-item p {
  margin: 0;
  font-size: 0.92rem;
}

.meta {
  font-size: 0.8rem;
  color: var(--text-soft);
  opacity: 0.9;
  margin-bottom: 0.55rem !important;
}

.meta time {
  font-variant-numeric: tabular-nums;
}

/* ============ Articles ============ */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.25rem;
}

.article-card {
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(230, 180, 34, 0.45);
}

.article-card h3 {
  font-size: 1.02rem;
  margin-bottom: 0.4rem;
}

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

.read-more {
  margin-top: auto;
  align-self: flex-start;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--gold);
  position: relative;
  padding-right: 1.1rem;
}

.read-more::after {
  content: "→";
  position: absolute;
  right: 0;
  transition: transform 0.3s var(--ease);
}

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

/* ============ FAQ ============ */
.faq-list {
  display: grid;
  gap: 0.85rem;
}

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

.faq-list details[open] {
  border-color: rgba(230, 180, 34, 0.5);
  box-shadow: var(--shadow-md);
}

.faq-list summary {
  position: relative;
  padding: 1.05rem 3rem 1.05rem 1.4rem;
  font-weight: 600;
  color: var(--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: 1.35rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.35rem;
  font-weight: 400;
  color: var(--gold);
  line-height: 1;
  transition: transform 0.3s var(--ease);
}

.faq-list details[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-list summary:hover {
  background: rgba(230, 180, 34, 0.08);
  color: var(--gold);
}

.faq-list details p {
  margin: 0;
  padding: 0 1.4rem 1.25rem;
  font-size: 0.93rem;
  animation: fadeUp 0.4s var(--ease) both;
}

/* ============ Contact ============ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.contact-card {
  padding: 1.6rem;
  border-radius: var(--radius-md);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
}

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

.contact-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.contact-card li {
  padding: 0.45rem 0;
  border-bottom: 1px dashed var(--line);
  font-size: 0.92rem;
}

.contact-card li:last-child {
  border-bottom: 0;
}

.contact-card p {
  margin: 0;
  font-size: 0.92rem;
}

/* ============ Sitemap & Links ============ */
.sitemap-nav ul,
.friend-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.sitemap-nav a,
.friend-links a {
  display: inline-block;
  padding: 0.5rem 1.05rem;
  font-size: 0.88rem;
  color: var(--text-soft);
  background: var(--bg-elev);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: transform 0.3s var(--ease), color 0.3s var(--ease),
    border-color 0.3s var(--ease), background-color 0.3s var(--ease);
}

.sitemap-nav a:hover,
.friend-links a:hover {
  color: var(--navy);
  background: var(--gold);
  border-color: var(--gold);
  transform: translateY(-3px);
}

/* ============ Footer ============ */
.site-footer {
  margin-top: 3.5rem;
  background: linear-gradient(180deg, var(--navy-2), var(--navy));
  color: rgba(255, 255, 255, 0.78);
  border-top: 3px solid var(--gold);
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 3rem 1.25rem 2rem;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 2rem;
}

.footer-col h3 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 0.9rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
}

.footer-col p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.88rem;
  margin: 0;
}

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

.footer-col li {
  margin-bottom: 0.45rem;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-col a {
  color: rgba(255, 255, 255, 0.7);
}

.footer-col a:hover {
  color: var(--gold);
}

.legal {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.75rem 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.legal h3 {
  color: #fff;
  font-size: 0.98rem;
}

.legal p {
  font-size: 0.82rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 0.75rem;
}

.legal strong {
  color: var(--gold);
}

.footer-bottom {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.25rem 1.25rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  margin: 0 0 0.35rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.55);
}

.footer-bottom p:last-child {
  margin-bottom: 0;
}

/* ============ Back to top ============ */
.back-to-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.5rem;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #d39f14);
  color: var(--navy);
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(230, 180, 34, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease),
    visibility 0.35s, box-shadow 0.35s var(--ease);
}

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

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(230, 180, 34, 0.5);
}

/* ============ Animations ============ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@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;
  }
}

/* ============ Responsive ============ */
@media (max-width: 1080px) {
  .main-nav {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .mobile-nav {
    display: block;
  }
  .header-inner {
    gap: 0.75rem;
  }
  .site-search input {
    width: 120px;
  }
  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 860px) {
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-intro {
    padding: 1.5rem;
  }
  .slide-caption {
    padding: 2.5rem 1.4rem 2rem;
  }
  .slider-dots {
    right: 1rem;
    bottom: 1rem;
  }
}

@media (max-width: 680px) {
  :root {
    --header-h: 64px;
  }
  body {
    font-size: 15px;
  }
  .header-inner {
    padding: 0.5rem 0.9rem;
  }
  .brand-slogan {
    display: none;
  }
  .brand-name {
    font-size: 1.05rem;
  }
  .site-search {
    display: none;
  }
  main {
    padding: 0 0.9rem;
  }
  .breadcrumb {
    padding: 0.85rem 0.9rem 0;
  }
  .section {
    padding: 2.25rem 0;
  }
  .block {
    padding: 1.25rem 1.1rem;
  }
  .hero {
    padding: 1.25rem 0 2rem;
  }
  .hero-slider {
    border-radius: var(--radius-md);
    min-height: 240px;
  }
  .slide-img {
    min-height: 240px;
    max-height: 300px;
  }
  .slide-caption {
    padding: 2rem 1.1rem 1.75rem;
  }
  .slider-dots {
    right: 0.85rem;
    bottom: 0.85rem;
  }
  .hero-intro {
    padding: 1.25rem;
    border-radius: var(--radius-md);
  }
  .hero-stats {
    gap: 0.65rem;
  }
  .stat {
    padding: 0.8rem 0.4rem;
  }
  .btn {
    padding: 0.68rem 1.35rem;
    font-size: 0.9rem;
  }
  .hero-actions .btn {
    flex: 1 1 auto;
  }
  .card-grid,
  .case-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }
  .news-item {
    padding: 1.15rem 1.1rem;
  }
  .news-item:hover {
    transform: none;
  }
  .faq-list summary {
    padding: 0.95rem 2.6rem 0.95rem 1.1rem;
    font-size: 0.94rem;
  }
  .faq-list details p {
    padding: 0 1.1rem 1.1rem;
  }
  .contact-card {
    padding: 1.25rem;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 2.25rem 0.9rem 1.5rem;
  }
  .legal {
    padding: 1.5rem 0.9rem;
  }
  .footer-bottom {
    padding: 1rem 0.9rem 1.75rem;
  }
  .back-to-top {
    right: 0.9rem;
    bottom: 1rem;
    width: 40px;
    height: 40px;
  }
  .mobile-nav ul {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 380px) {
  .hero-stats {
    grid-template-columns: 1fr;
  }
  .stat {
    flex-direction: row;
    justify-content: center;
    gap: 0.6rem;
  }
}

@media print {
  .site-header,
  .mobile-nav,
  .back-to-top,
  .hero-slider,
  .slider-dots {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
  .section {
    page-break-inside: avoid;
  }
}