:root {
  --color-primary: #1f3a5f;
  --color-primary-light: #2e5580;
  --color-accent: #f2b134;
  --color-accent-soft: #ffe9b0;
  --color-bg: #f7f5f0;
  --color-bg-alt: #ffffff;
  --color-surface: rgba(255, 255, 255, 0.72);
  --color-surface-solid: #ffffff;
  --color-text: #1c2530;
  --color-text-soft: #4a5768;
  --color-text-muted: #7b8798;
  --color-border: rgba(31, 58, 95, 0.12);
  --color-shadow: rgba(31, 58, 95, 0.12);
  --color-shadow-strong: rgba(31, 58, 95, 0.22);
  --gradient-hero: linear-gradient(135deg, #f2b134 0%, #d98a3d 38%, #1f3a5f 100%);
  --gradient-accent: linear-gradient(120deg, #f2b134, #e08a2e);
  --gradient-card: linear-gradient(160deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.55));
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --max-width: 1200px;
  --header-height: 76px;
  --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", Georgia, "Times New Roman", serif;
}

[data-theme="dark"] {
  --color-primary: #7fa8d4;
  --color-primary-light: #9fc0e4;
  --color-accent: #f2b134;
  --color-accent-soft: #6b5220;
  --color-bg: #0d1520;
  --color-bg-alt: #131e2b;
  --color-surface: rgba(24, 36, 52, 0.68);
  --color-surface-solid: #182434;
  --color-text: #e6edf5;
  --color-text-soft: #b4c2d3;
  --color-text-muted: #8a9bb0;
  --color-border: rgba(159, 192, 228, 0.16);
  --color-shadow: rgba(0, 0, 0, 0.4);
  --color-shadow-strong: rgba(0, 0, 0, 0.6);
  --gradient-hero: linear-gradient(135deg, #6b5220 0%, #3a2c14 40%, #0d1520 100%);
  --gradient-card: linear-gradient(160deg, rgba(30, 44, 62, 0.85), rgba(19, 30, 43, 0.55));
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(242, 177, 52, 0.10), transparent 42%),
    radial-gradient(circle at 88% 12%, rgba(31, 58, 95, 0.10), transparent 46%),
    radial-gradient(circle at 50% 100%, rgba(242, 177, 52, 0.06), transparent 55%);
  background-attachment: fixed;
  transition: background-color var(--transition), color var(--transition);
  overflow-x: hidden;
}

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

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

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

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

h1 { font-size: clamp(1.75rem, 3.6vw, 2.6rem); }
h2 { font-size: clamp(1.45rem, 2.8vw, 2.05rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }

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

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

li {
  margin-bottom: 0.4em;
}

strong {
  color: var(--color-text);
  font-weight: 700;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  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;
}

.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 999;
  padding: 10px 20px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  transition: top var(--transition);
}

.skip-link:focus {
  top: 12px;
  color: #fff;
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-surface);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 24px rgba(31, 58, 95, 0.06);
  transition: background var(--transition), box-shadow var(--transition);
}

[data-theme="dark"] .site-header {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

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

.brand-logo {
  border-radius: 10px;
  box-shadow: 0 6px 16px rgba(31, 58, 95, 0.28);
  transition: transform var(--transition);
}

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

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

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.02em;
}

.brand-slogan {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 0.14em;
}

.main-nav {
  flex: 1 1 auto;
}

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

.main-nav li {
  margin: 0;
}

.main-nav a {
  display: block;
  padding: 8px 12px;
  font-size: 0.9rem;
  color: var(--color-text-soft);
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition), background var(--transition);
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 4px;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--color-primary);
  background: rgba(242, 177, 52, 0.12);
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

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

.site-search {
  display: flex;
  align-items: center;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 4px 4px 4px 16px;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.site-search:focus-within {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(242, 177, 52, 0.18);
}

.site-search input {
  border: none;
  background: transparent;
  font-size: 0.88rem;
  color: var(--color-text);
  padding: 6px 4px;
  width: 140px;
  outline: none;
  font-family: inherit;
}

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

.site-search button {
  border: none;
  background: var(--gradient-accent);
  color: #1c2530;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 7px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  transition: transform var(--transition), box-shadow var(--transition);
}

.site-search button:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(242, 177, 52, 0.4);
}

.theme-toggle,
.menu-toggle {
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  color: var(--color-text-soft);
  font-size: 0.82rem;
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  transition: all var(--transition);
  white-space: nowrap;
}

.theme-toggle:hover,
.menu-toggle:hover {
  border-color: var(--color-accent);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
}

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

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.breadcrumb li {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb li + li::before {
  content: "/";
  color: var(--color-text-muted);
  opacity: 0.6;
}

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

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

/* ============ MAIN LAYOUT ============ */
main {
  display: block;
}

main > section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 24px;
  scroll-margin-top: 90px;
}

main > section + section {
  padding-top: 8px;
}

section > h2 {
  position: relative;
  padding-bottom: 14px;
  margin-bottom: 28px;
}

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

/* ============ HERO ============ */
.hero {
  padding-top: 32px !important;
  display: grid;
  gap: 28px;
}

.hero-slider {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 24px 60px -20px var(--color-shadow-strong);
}

.slide {
  position: relative;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  background: var(--gradient-hero);
}

.slide > svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 21, 33, 0) 30%, rgba(8, 21, 33, 0.82) 100%);
  pointer-events: none;
}

.slide-caption {
  position: relative;
  z-index: 2;
  padding: 40px clamp(20px, 5vw, 56px);
  max-width: 720px;
  animation: fadeUp 0.9s var(--transition) both;
}

.slide-caption h2 {
  color: #fff;
  font-size: clamp(1.4rem, 3.2vw, 2.2rem);
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.4);
  margin-bottom: 12px;
}

.slide-caption p {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(0.92rem, 1.6vw, 1.05rem);
  margin-bottom: 22px;
}

.btn-primary {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 999px;
  background: var(--gradient-accent);
  color: #1c2530;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  box-shadow: 0 10px 26px -6px rgba(242, 177, 52, 0.6);
  transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  color: #1c2530;
  transform: translateY(-3px);
  box-shadow: 0 16px 34px -8px rgba(242, 177, 52, 0.75);
}

.hero-intro {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 4vw, 44px);
  box-shadow: 0 18px 44px -22px var(--color-shadow);
}

.hero-intro h1 {
  margin-bottom: 16px;
  background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--color-primary);
}

[data-theme="dark"] .hero-intro h1 {
  background: linear-gradient(120deg, #9fc0e4, #f2b134);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============ STATS ============ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  padding: 40px 24px !important;
}

.stat-item {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 26px 18px;
  text-align: center;
  box-shadow: 0 12px 30px -18px var(--color-shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.stat-item:hover {
  transform: translateY(-6px);
  border-color: rgba(242, 177, 52, 0.5);
  box-shadow: 0 20px 40px -16px var(--color-shadow-strong);
}

.stat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
}

.stat-number::after {
  content: "+";
  font-size: 0.6em;
  color: var(--color-accent);
  margin-left: 2px;
}

.stat-item:last-child .stat-number::after {
  content: "%";
}

.stat-label {
  display: block;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

/* ============ CARDS / GENERIC CONTENT ============ */
.brand-intro,
.products,
.services,
.scenarios,
.solutions,
.cases,
.testimonials,
.news,
.articles,
.faq,
.howto,
.knowledge,
.contact,
.sitemap,
.friend-links {
  position: relative;
}

.brand-intro h3,
.products h3,
.services h3,
.scenarios h3,
.solutions h3,
.cases h3,
.howto h3,
.contact h3 {
  margin-top: 1.6em;
  padding-left: 16px;
  border-left: 4px solid var(--color-accent);
}

.brand-intro h3:first-of-type {
  margin-top: 1.2em;
}

/* Timeline */
.timeline {
  list-style: none;
  padding: 0;
  margin: 24px 0;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent), transparent);
}

.timeline li {
  position: relative;
  padding: 0 0 18px 36px;
  margin: 0;
  color: var(--color-text-soft);
}

.timeline li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 8px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-accent);
  box-shadow: 0 0 0 4px rgba(242, 177, 52, 0.16);
  transition: transform var(--transition), box-shadow var(--transition);
}

.timeline li:hover::before {
  transform: scale(1.2);
  box-shadow: 0 0 0 6px rgba(242, 177, 52, 0.26);
}

.timeline strong {
  display: inline-block;
  color: var(--color-primary);
  margin-right: 6px;
}

/* Products / Services lists as cards */
.products ul,
.services ul,
.solutions ul,
.howto ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 14px;
}

.products ul li,
.services ul li,
.solutions ul li,
.howto ul li {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.products ul li:hover,
.services ul li:hover,
.solutions ul li:hover,
.howto ul li:hover {
  transform: translateX(6px);
  border-color: rgba(242, 177, 52, 0.45);
  box-shadow: 0 10px 24px -14px var(--color-shadow-strong);
}

/* ============ TESTIMONIALS ============ */
.testimonials {
  display: grid;
  gap: 20px;
}

.testimonials blockquote {
  margin: 0;
  padding: 26px 30px;
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
  box-shadow: 0 14px 34px -20px var(--color-shadow);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}

.testimonials blockquote::before {
  content: "\201C";
  position: absolute;
  top: 4px;
  right: 22px;
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.28;
}

.testimonials blockquote:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 44px -18px var(--color-shadow-strong);
}

.testimonials blockquote p {
  font-family: var(--font-serif);
  font-size: 1.02rem;
  color: var(--color-text);
  margin-bottom: 14px;
}

.testimonials blockquote footer {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

/* ============ NEWS ============ */
.news-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 16px;
}

.news-list li {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px 26px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.news-list li:hover {
  transform: translateY(-4px);
  border-color: rgba(242, 177, 52, 0.45);
  box-shadow: 0 18px 38px -20px var(--color-shadow-strong);
}

.news-list time {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(242, 177, 52, 0.14);
  padding: 3px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}

.news-list h3 {
  font-size: 1.08rem;
  margin: 0 0 8px;
}

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

/* ============ ARTICLES ============ */
.articles {
  display: block;
}

.articles > p {
  max-width: 820px;
}

.article-card {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-bottom: 18px;
  box-shadow: 0 12px 30px -22px var(--color-shadow);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: rgba(242, 177, 52, 0.45);
  box-shadow: 0 24px 48px -22px var(--color-shadow-strong);
}

.article-card h3 {
  font-size: 1.15rem;
  margin: 0 0 8px;
}

.article-card h3 a {
  color: var(--color-text);
  background-image: linear-gradient(var(--color-accent), var(--color-accent));
  background-size: 0% 2px;
  background-repeat: no-repeat;
  background-position: 0 100%;
  transition: background-size var(--transition), color var(--transition);
}

.article-card h3 a:hover,
.article-card h3 a:focus-visible {
  color: var(--color-primary);
  background-size: 100% 2px;
}

.article-meta {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.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: 700;
  color: var(--color-primary);
  padding: 6px 0;
}

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

.read-more:hover::after {
  transform: translateX(5px);
}

/* ============ FAQ ============ */
.faq details {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.faq details[open] {
  border-color: rgba(242, 177, 52, 0.5);
  box-shadow: 0 14px 34px -20px var(--color-shadow-strong);
}

.faq summary {
  cursor: pointer;
  padding: 18px 52px 18px 22px;
  font-weight: 700;
  font-size: 0.98rem;
  color: var(--color-text);
  position: relative;
  list-style: none;
  transition: color var(--transition), background var(--transition);
}

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

.faq summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-accent);
  transition: transform var(--transition);
}

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

.faq summary:hover {
  color: var(--color-primary);
  background: rgba(242, 177, 52, 0.08);
}

.faq details p {
  padding: 0 22px 20px;
  margin: 0;
  font-size: 0.94rem;
  border-top: 1px dashed var(--color-border);
  padding-top: 16px;
  animation: fadeUp 0.4s ease both;
}

/* ============ HOWTO ============ */
.howto ol {
  counter-reset: step;
  list-style: none;
  padding: 0;
  display: grid;
  gap: 12px;
}

.howto ol li {
  counter-increment: step;
  position: relative;
  padding: 16px 20px 16px 62px;
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: transform var(--transition), border-color var(--transition);
}

.howto ol li::before {
  content: counter(step);
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: #1c2530;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 6px 14px -6px rgba(242, 177, 52, 0.7);
}

.howto ol li:hover {
  transform: translateX(6px);
  border-color: rgba(242, 177, 52, 0.45);
}

/* ============ CONTACT ============ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 12px;
}

.contact-item {
  background: var(--gradient-card);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 22px 24px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.contact-item:hover {
  transform: translateY(-5px);
  border-color: rgba(242, 177, 52, 0.5);
  box-shadow: 0 18px 38px -20px var(--color-shadow-strong);
}

.contact-item h3 {
  margin: 0 0 8px;
  padding: 0;
  border: none;
  font-size: 0.95rem;
  color: var(--color-accent);
  letter-spacing: 0.04em;
}

.contact-item p {
  margin: 0;
  font-size: 0.92rem;
  word-break: break-word;
}

/* ============ SITEMAP & LINKS ============ */
.sitemap ul,
.friend-links ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

.sitemap a,
.friend-links a {
  display: inline-block;
  padding: 8px 18px;
  font-size: 0.88rem;
  color: var(--color-text-soft);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: all var(--transition);
}

.sitemap a:hover,
.friend-links a:hover,
.sitemap a:focus-visible,
.friend-links a:focus-visible {
  color: #1c2530;
  background: var(--gradient-accent);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: 0 8px 18px -8px rgba(242, 177, 52, 0.7);
}

/* ============ FOOTER ============ */
.site-footer {
  margin-top: 40px;
  background: linear-gradient(160deg, #16283f, #0d1520);
  color: rgba(255, 255, 255, 0.78);
  padding: 56px 24px 40px;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -120px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(242, 177, 52, 0.22), transparent 70%);
  pointer-events: none;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 1.4fr;
  gap: 40px;
  position: relative;
  z-index: 1;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.footer-brand strong {
  color: var(--color-accent);
  font-family: var(--font-serif);
  font-size: 1.05rem;
}

.footer-legal h3 {
  color: #fff;
  font-size: 0.98rem;
  margin: 0 0 6px;
}

.footer-legal h3:not(:first-child) {
  margin-top: 18px;
}

.footer-legal p {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.85rem;
  margin: 0 0 4px;
  line-height: 1.7;
}

.footer-meta {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  padding-top: 22px;
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
}

.footer-meta p {
  margin: 0;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.55);
}

.site-footer a {
  color: var(--color-accent);
}

.site-footer a:hover {
  color: #ffe9b0;
}

/* ============ BACK TO TOP ============ */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  border: none;
  background: var(--gradient-accent);
  color: #1c2530;
  font-weight: 700;
  font-size: 0.82rem;
  padding: 12px 18px;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 12px 28px -8px rgba(242, 177, 52, 0.7);
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
  font-family: inherit;
}

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

.back-to-top:hover {
  transform: translateY(-4px);
}

/* ============ ANIMATIONS ============ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  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) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1080px) {
  .header-inner {
    gap: 14px;
  }
  .site-search input {
    width: 110px;
  }
  .main-nav a {
    padding: 8px 9px;
    font-size: 0.85rem;
  }
}

@media (max-width: 920px) {
  .header-inner {
    flex-wrap: wrap;
  }
  .main-nav {
    order: 3;
    width: 100%;
    flex-basis: 100%;
    display: none;
  }
  .main-nav.is-open {
    display: block;
    animation: fadeIn 0.3s ease both;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 2px;
    padding: 8px 0;
  }
  .main-nav a {
    padding: 12px 14px;
    font-size: 0.95rem;
  }
  .menu-toggle {
    display: inline-block;
  }
  .header-tools {
    margin-left: auto;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }
  .header-inner {
    padding: 10px 16px;
    gap: 10px;
  }
  .brand-name {
    font-size: 1.05rem;
  }
  .brand-slogan {
    font-size: 0.66rem;
  }
  .site-search {
    order: 4;
    flex-basis: 100%;
    width: 100%;
    margin-top: 4px;
  }
  .site-search input {
    width: 100%;
    flex: 1;
  }
  .theme-toggle,
  .menu-toggle {
    padding: 7px 12px;
    font-size: 0.76rem;
  }
  .breadcrumb {
    padding: 12px 16px 0;
  }
  main > section {
    padding: 40px 16px;
  }
  .hero {
    padding-top: 20px !important;
  }
  .slide {
    min-height: 320px;
  }
  .slide-caption {
    padding: 28px 20px;
  }
  .stats {
    gap: 12px;
    padding: 28px 16px !important;
  }
  .stat-item {
    padding: 20px 12px;
  }
  .article-card,
  .news-list li,
  .testimonials blockquote {
    padding: 20px 18px;
  }
  .faq summary {
    padding: 15px 44px 15px 16px;
    font-size: 0.92rem;
  }
  .faq details p {
    padding: 14px 16px 18px;
  }
  .howto ol li {
    padding: 14px 16px 14px 56px;
  }
  .back-to-top {
    right: 16px;
    bottom: 16px;
    padding: 10px 15px;
  }
  .site-footer {
    padding: 40px 16px 32px;
  }
}

@media (max-width: 400px) {
  .brand-text {
    display: none;
  }
  .stats {
    grid-template-columns: 1fr;
  }
}

/* ============ PRINT ============ */
@media print {
  .site-header,
  .site-footer,
  .back-to-top,
  .header-tools,
  .main-nav,
  .breadcrumb {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
  main > section {
    padding: 12px 0;
    page-break-inside: avoid;
  }
  a {
    color: #000;
    text-decoration: underline;
  }
}