:root {
  --primary: #1a1a2e;
  --primary-light: #252540;
  --accent: #e2b04a;
  --accent-soft: rgba(226, 176, 74, 0.12);
  --accent-glow: rgba(226, 176, 74, 0.35);
  --blue: #7eb8d4;
  --green: #8fc9a0;
  --pink: #d4a0c0;
  --bg: #f7f5f0;
  --bg-alt: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.78);
  --bg-glass: rgba(255, 255, 255, 0.55);
  --text: #2c2c3a;
  --text-secondary: #5a5a6e;
  --text-muted: #8a8a9e;
  --border: rgba(26, 26, 46, 0.08);
  --border-strong: rgba(26, 26, 46, 0.14);
  --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 26, 46, 0.09);
  --shadow-lg: 0 16px 48px rgba(26, 26, 46, 0.13);
  --shadow-glow: 0 8px 32px rgba(226, 176, 74, 0.18);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: "Songti SC", "Noto Serif SC", "STSong", Georgia, serif;
  --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --gradient-banner: linear-gradient(135deg, #1a1a2e 0%, #2d2d4a 40%, #3a2e3f 70%, #4a3a2e 100%);
  --gradient-accent: linear-gradient(135deg, #e2b04a 0%, #d4983a 100%);
  --gradient-soft: linear-gradient(135deg, rgba(226, 176, 74, 0.08) 0%, rgba(126, 184, 212, 0.06) 100%);
}

[data-theme="dark"] {
  --primary: #e8e6e0;
  --primary-light: #d0cec8;
  --accent: #e8b84a;
  --accent-soft: rgba(232, 184, 74, 0.1);
  --accent-glow: rgba(232, 184, 74, 0.3);
  --bg: #12121a;
  --bg-alt: #1a1a28;
  --bg-card: rgba(30, 30, 48, 0.82);
  --bg-glass: rgba(26, 26, 42, 0.65);
  --text: #e8e6e0;
  --text-secondary: #b0aeb8;
  --text-muted: #7a7888;
  --border: rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.12);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 8px 32px rgba(232, 184, 74, 0.12);
  --gradient-banner: linear-gradient(135deg, #0e0e18 0%, #1a1a30 40%, #221a28 70%, #2a2218 100%);
}

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

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

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
}

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

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

a:hover {
  color: var(--primary);
  opacity: 0.85;
}

[data-theme="dark"] a:hover {
  color: var(--accent);
  opacity: 0.75;
}

ul, ol {
  list-style: none;
}

/* ========== HEADER ========== */
#site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
}

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

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 20px;
}

.logo-area a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.logo-area a:hover {
  color: var(--accent);
  opacity: 1;
}

.logo-text {
  white-space: nowrap;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 800;
}

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

#main-nav a {
  display: block;
  padding: 8px 14px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  position: relative;
  transition: color var(--transition-fast), background var(--transition-fast);
}

#main-nav a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
  transition: transform var(--transition);
}

#main-nav a:hover {
  color: var(--accent);
  background: var(--accent-soft);
  opacity: 1;
}

#main-nav a:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

#search-form {
  display: flex;
  align-items: center;
  background: var(--bg-alt);
  border: 1px solid var(--border-strong);
  border-radius: 50px;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

#search-form:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

#search-form input {
  border: none;
  background: transparent;
  padding: 9px 16px;
  font-size: 0.85rem;
  color: var(--text);
  width: 180px;
  outline: none;
  font-family: inherit;
}

#search-form input::placeholder {
  color: var(--text-muted);
}

#search-form button {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  padding: 9px 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: color var(--transition-fast), background var(--transition-fast);
}

#search-form button:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

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

#theme-toggle:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: rotate(25deg) scale(1.05);
}

#mobile-menu-btn {
  display: none;
  border: none;
  background: transparent;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  cursor: pointer;
}

#mobile-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

#mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

#mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

#mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

#mobile-nav {
  display: none;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px 20px;
  animation: slideDown 0.3s ease;
}

#mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

#mobile-nav a {
  display: block;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-fast);
}

#mobile-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
  padding-left: 22px;
}

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

/* ========== HERO BANNER ========== */
#hero {
  position: relative;
  overflow: hidden;
}

.banner-slider {
  position: relative;
  min-height: 520px;
  background: var(--gradient-banner);
}

.banner-slide {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1280px;
  margin: 0 auto;
  padding: 60px 48px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  gap: 40px;
}

.banner-slide.active {
  opacity: 1;
  visibility: visible;
  position: relative;
}

.banner-content {
  flex: 1;
  max-width: 620px;
  z-index: 2;
  animation: fadeInUp 0.8s ease both;
}

.banner-slide.active .banner-content {
  animation: fadeInUp 0.8s ease both;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.banner-content h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 800;
  line-height: 1.3;
  color: #ffffff;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.banner-content h2 {
  font-size: clamp(1.4rem, 3vw, 2.2rem);
  font-weight: 800;
  line-height: 1.3;
  color: #ffffff;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.banner-content p {
  font-size: clamp(0.92rem, 1.6vw, 1.08rem);
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.8;
  margin-bottom: 32px;
  max-width: 540px;
}

.banner-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--gradient-accent);
  color: #1a1a2e;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 50px;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(226, 176, 74, 0.35);
  position: relative;
  overflow: hidden;
}

.banner-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
}

.banner-cta:hover {
  color: #1a1a2e;
  opacity: 1;
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(226, 176, 74, 0.5);
}

.banner-cta:hover::before {
  opacity: 1;
}

.banner-illustration {
  width: 360px;
  height: 270px;
  flex-shrink: 0;
  opacity: 0.9;
  animation: floatSlow 6s ease-in-out infinite;
}

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

.banner-dots {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: all var(--transition);
}

.dot.active {
  background: var(--accent);
  border-color: var(--accent);
  width: 28px;
  border-radius: 6px;
  box-shadow: 0 0 12px var(--accent-glow);
}

.dot:hover {
  border-color: var(--accent);
  transform: scale(1.2);
}

/* ========== BREADCRUMB ========== */
#breadcrumb {
  max-width: 1280px;
  margin: 0 auto;
  padding: 20px 24px 0;
}

#breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}

#breadcrumb li:not(:last-child)::after {
  content: '/';
  margin-left: 6px;
  color: var(--text-muted);
  opacity: 0.5;
}

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

#breadcrumb a:hover {
  color: var(--accent);
  opacity: 1;
}

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

/* ========== SECTIONS ========== */
main > section {
  max-width: 1280px;
  margin: 0 auto;
  padding: 72px 24px;
  scroll-margin-top: 80px;
}

main > section:nth-child(even) {
  background: var(--bg-alt);
  max-width: 100%;
  padding-left: max(24px, calc((100% - 1280px) / 2 + 24px));
  padding-right: max(24px, calc((100% - 1280px) / 2 + 24px));
  transition: background var(--transition);
}

main > section:nth-child(odd) {
  background: var(--bg);
  transition: background var(--transition);
}

section h2 {
  font-size: clamp(1.4rem, 2.8vw, 1.9rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 28px;
  position: relative;
  padding-bottom: 16px;
  letter-spacing: -0.01em;
}

section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 56px;
  height: 4px;
  background: var(--gradient-accent);
  border-radius: 4px;
  transition: width var(--transition);
}

section:hover h2::after {
  width: 88px;
}

section h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin: 28px 0 12px;
  position: relative;
  padding-left: 14px;
}

section h3::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 3px;
  background: var(--gradient-accent);
  border-radius: 3px;
}

section h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.section-content {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.9;
}

.section-content > p {
  margin-bottom: 18px;
  max-width: 900px;
}

.section-content > p:last-child {
  margin-bottom: 0;
}

/* ========== TEAM GRID ========== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.team-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.team-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

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

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

.team-card svg {
  margin: 0 auto 16px;
  border-radius: 50%;
  transition: transform var(--transition);
}

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

.team-card h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.team-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.team-card p:last-child {
  margin-top: 10px;
  font-size: 0.82rem;
  color: var(--text-secondary);
}

/* ========== CASE GRID ========== */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 8px;
}

.case-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.case-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.case-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.case-card:hover::after {
  transform: scaleX(1);
}

.case-card svg {
  margin-bottom: 14px;
  border-radius: 50%;
}

.case-card h3 {
  font-size: 1rem;
  margin: 0 0 10px;
  padding-left: 0;
  color: var(--accent);
}

.case-card h3::before {
  display: none;
}

.case-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.8;
  font-style: italic;
}

/* ========== NEWS LIST ========== */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.news-list li {
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
  transition: all var(--transition);
  position: relative;
}

.news-list li:last-child {
  border-bottom: none;
}

.news-list li:hover {
  padding-left: 12px;
}

.news-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 3px;
  height: 60%;
  background: var(--gradient-accent);
  border-radius: 3px;
  transition: transform var(--transition);
}

.news-list li:hover::before {
  transform: translateY(-50%) scaleY(1);
}

.news-list time {
  display: inline-block;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.03em;
  margin-bottom: 6px;
  background: var(--accent-soft);
  padding: 2px 10px;
  border-radius: 20px;
}

.news-list h3 {
  font-size: 1rem;
  margin: 6px 0 8px;
  padding-left: 0;
  color: var(--text);
}

.news-list h3::before {
  display: none;
}

.news-list p {
  font-size: 0.86rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========== ARTICLE GRID ========== */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
  margin-top: 28px;
}

.article-card {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.article-card:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  border-color: var(--accent);
}

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

.article-card h3 {
  font-size: 1.02rem;
  margin: 0 0 8px;
  padding-left: 0;
  line-height: 1.5;
}

.article-card h3::before {
  display: none;
}

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

.article-card h3 a:hover {
  color: var(--accent);
  opacity: 1;
}

.article-card time {
  font-size: 0.76rem;
  color: var(--text-muted);
  display: block;
  margin-bottom: 12px;
}

.article-card p {
  font-size: 0.86rem;
  color: var(--text-secondary);
  line-height: 1.8;
  flex: 1;
  margin-bottom: 16px;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--accent);
  transition: all var(--transition-fast);
  align-self: flex-start;
}

.read-more:hover {
  gap: 10px;
  color: var(--accent);
  opacity: 1;
}

/* ========== FAQ ========== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.faq-item[open] {
  border-color: var(--accent);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--accent-soft);
}

.faq-item summary {
  padding: 18px 24px;
  font-weight: 600;
  font-size: 0.94rem;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: all var(--transition-fast);
  position: relative;
}

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

.faq-item summary::after {
  content: '+';
  font-size: 1.3rem;
  font-weight: 300;
  color: var(--accent);
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--accent-soft);
  transition: all var(--transition);
}

.faq-item[open] summary::after {
  content: '−';
  background: var(--accent);
  color: #1a1a2e;
  transform: rotate(180deg);
}

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

.faq-item p {
  padding: 0 24px 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.9;
  animation: fadeIn 0.3s ease;
}

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

/* ========== HOWTO ========== */
#howto .section-content ol {
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 16px 0;
}

#howto .section-content ol li {
  counter-increment: step;
  padding: 18px 20px 18px 64px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  position: relative;
  transition: all var(--transition);
  font-size: 0.9rem;
  line-height: 1.8;
}

#howto .section-content ol li::before {
  content: counter(step);
  position: absolute;
  left: 18px;
  top: 18px;
  width: 32px;
  height: 32px;
  background: var(--gradient-accent);
  color: #1a1a2e;
  font-weight: 800;
  font-size: 0.85rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 12px var(--accent-glow);
}

#howto .section-content ol li:hover {
  transform: translateX(6px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

#howto .section-content ol li strong {
  color: var(--accent);
  font-weight: 700;
}

/* ========== CONTACT ========== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-info h3,
.contact-form-area h3 {
  margin-top: 0;
}

.contact-info p {
  margin-bottom: 14px;
  font-size: 0.92rem;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}

.contact-info strong {
  color: var(--text);
  font-weight: 600;
  min-width: 90px;
}

.contact-info a {
  color: var(--accent);
  font-weight: 500;
  border-bottom: 1px dashed var(--accent);
  transition: all var(--transition-fast);
}

.contact-info a:hover {
  border-bottom-style: solid;
  opacity: 1;
}

#contact-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
}

#contact-form label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  margin-top: 10px;
  margin-bottom: 2px;
}

#contact-form label:first-of-type {
  margin-top: 0;
}

#contact-form input,
#contact-form textarea {
  padding: 12px 16px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: all var(--transition);
  resize: vertical;
  outline: none;
}

#contact-form input:focus,
#contact-form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  background: var(--bg-alt);
}

#contact-form input::placeholder,
#contact-form textarea::placeholder {
  color: var(--text-muted);
}

#contact-form button[type="submit"] {
  margin-top: 16px;
  padding: 14px 32px;
  background: var(--gradient-accent);
  color: #1a1a2e;
  font-weight: 700;
  font-size: 0.95rem;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 16px rgba(226, 176, 74, 0.3);
  font-family: inherit;
}

#contact-form button[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(226, 176, 74, 0.45);
}

#contact-form button[type="submit"]:active {
  transform: translateY(0);
}

/* ========== SITEMAP & LINKS ========== */
.sitemap-list,
.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.sitemap-list li a,
.friend-links li a {
  display: inline-block;
  padding: 8px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.sitemap-list li a:hover,
.friend-links li a:hover {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
  opacity: 1;
}

/* ========== FOOTER ========== */
footer {
  background: var(--gradient-banner);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 24px 32px;
  position: relative;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.4;
}

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1.2fr;
  gap: 40px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.footer-brand svg {
  opacity: 0.9;
}

.footer-brand p {
  font-size: 0.86rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.55);
}

footer h3 {
  font-size: 0.92rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 14px;
  position: relative;
  padding-bottom: 10px;
}

footer h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--gradient-accent);
  border-radius: 2px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.6);
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 6px;
  opacity: 1;
}

.footer-security p,
.footer-service p {
  font-size: 0.82rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.5);
}

.footer-bottom {
  grid-column: 1 / -1;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ========== BACK TO TOP ========== */
#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--accent);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px) scale(0.9);
  transition: all var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-md);
}

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

#back-to-top:hover {
  background: var(--gradient-accent);
  color: #1a1a2e;
  border-color: transparent;
  transform: translateY(-4px) scale(1.08);
  box-shadow: 0 8px 28px var(--accent-glow);
}

/* ========== SCROLL ANIMATIONS ========== */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  #main-nav {
    display: none;
  }

  #mobile-menu-btn {
    display: flex;
  }

  #mobile-nav:not([hidden]) {
    display: block;
  }

  .banner-slide {
    flex-direction: column;
    text-align: center;
    padding: 48px 32px;
    justify-content: center;
  }

  .banner-content {
    max-width: 100%;
  }

  .banner-content p {
    margin-left: auto;
    margin-right: auto;
  }

  .banner-illustration {
    width: 260px;
    height: 195px;
    order: -1;
  }

  .banner-slider {
    min-height: 560px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: 0 16px;
    height: 64px;
  }

  .logo-text {
    font-size: 1rem;
  }

  #search-form input {
    width: 120px;
    font-size: 0.8rem;
    padding: 8px 12px;
  }

  #search-form {
    border-radius: 40px;
  }

  main > section {
    padding: 48px 16px;
  }

  main > section:nth-child(even) {
    padding-left: max(16px, calc((100% - 1280px) / 2 + 16px));
    padding-right: max(16px, calc((100% - 1280px) / 2 + 16px));
  }

  .banner-slider {
    min-height: 500px;
  }

  .banner-slide {
    padding: 36px 20px;
  }

  .banner-illustration {
    width: 200px;
    height: 150px;
  }

  .banner-cta {
    padding: 12px 26px;
    font-size: 0.88rem;
  }

  .team-grid,
  .case-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  #back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }

  #howto .section-content ol li {
    padding: 16px 16px 16px 56px;
    font-size: 0.86rem;
  }

  #howto .section-content ol li::before {
    left: 14px;
    top: 16px;
    width: 28px;
    height: 28px;
    font-size: 0.78rem;
  }

  .faq-item summary {
    padding: 16px 18px;
    font-size: 0.88rem;
  }

  .faq-item p {
    padding: 0 18px 18px;
    font-size: 0.84rem;
  }

  #contact-form {
    padding: 24px 20px;
  }
}

@media (max-width: 480px) {
  .header-actions {
    gap: 6px;
  }

  #search-form input {
    width: 90px;
    font-size: 0.75rem;
    padding: 7px 10px;
  }

  #search-form button {
    padding: 7px 10px;
  }

  #theme-toggle {
    width: 36px;
    height: 36px;
  }

  .banner-slider {
    min-height: 460px;
  }

  .banner-content h1,
  .banner-content h2 {
    font-size: 1.3rem;
  }

  .banner-content p {
    font-size: 0.85rem;
  }

  .banner-illustration {
    width: 160px;
    height: 120px;
  }

  .dot {
    width: 8px;
    height: 8px;
  }

  .dot.active {
    width: 22px;
  }

  section h2 {
    font-size: 1.25rem;
  }

  .sitemap-list li a,
  .friend-links li a {
    padding: 6px 14px;
    font-size: 0.78rem;
  }
}

/* ========== ACCESSIBILITY ========== */
@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;
  }
}

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

::selection {
  background: var(--accent);
  color: #1a1a2e;
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg);
}

::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* ========== PRINT ========== */
@media print {
  #site-header,
  #back-to-top,
  .banner-dots,
  .header-actions,
  #mobile-nav {
    display: none !important;
  }

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

  .banner-slider {
    min-height: auto;
    background: #f0f0f0;
  }

  .banner-slide {
    position: relative;
    opacity: 1;
    visibility: visible;
    page-break-after: always;
  }

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