/* ============================================
   germanvat.com — Redesigned Stylesheet
   Inspired by Bornhausen: clean, professional, restrained
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap');

/* --- Reset & Base --- */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  /* Brand colors — 明亮清新的青绿 + 暖金 */
  --c-primary: #178A7B;          /* Fresh bright teal 主色 */
  --c-primary-dark: #0F6457;     /* 深一档，用于代码块等 */
  --c-primary-light: #2AA38F;
  --c-primary-50: #E9F5F2;       /* 极浅青绿底 */
  --c-primary-100: #D2EAE4;
  --c-accent: #C49A4E;           /* 暖金 */
  --c-accent-light: #D4AE63;
  --c-accent-50: #FBF6EA;
  --c-accent-100: #F2E8D3;

  /* Neutrals */
  --c-bg: #FFFFFF;
  --c-bg-alt: #F6F9F8;          /* 浅冷灰白 */
  --c-bg-warm: #FBFCFB;
  --c-text: #1C1C1C;
  --c-text-muted: #6B6B6B;
  --c-text-light: #9A9A9A;
  --c-border: #E8ECEB;
  --c-border-light: #F1F4F3;
  --c-white: #FFFFFF;

  /* Effects */
  --shadow-xs: 0 1px 2px rgba(13,61,56,0.04);
  --shadow-sm: 0 1px 3px rgba(13,61,56,0.06), 0 1px 2px rgba(13,61,56,0.04);
  --shadow-md: 0 4px 16px rgba(13,61,56,0.06);
  --shadow-lg: 0 12px 32px rgba(13,61,56,0.08);
  --radius: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --max-width: 1180px;
  --font-sans: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-cn: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --transition: all 0.25s ease;
  --transition-slow: all 0.4s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* --- Top Bar --- */
.topbar {
  background: var(--c-bg-alt);
  border-bottom: 1px solid var(--c-border-light);
  color: var(--c-text-muted);
  font-size: 12px;
  padding: 7px 0;
  text-align: center;
  letter-spacing: 0.2px;
}

/* --- Header --- */
.header {
  background: var(--c-white);
  border-bottom: 1px solid var(--c-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  height: 38px;
  width: auto;
  display: block;
}
.logo-text {
  display: flex;
  flex-direction: column;
}
.logo-text .wordmark {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-primary);
  letter-spacing: -0.5px;
  line-height: 1;
}
.logo-text .tagline {
  font-size: 10px;
  color: var(--c-text-muted);
  letter-spacing: 1px;
  margin-top: 3px;
  font-family: var(--font-cn);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a {
  color: var(--c-text);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--c-accent);
  transition: var(--transition);
}
.nav a:hover { color: var(--c-primary); }
.nav a:hover::after { width: 100%; }

.nav-dropdown {
  position: relative;
}
.nav-dropdown .dropdown-menu {
  position: absolute;
  top: 100%;
  left: -16px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 240px;
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
}
.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 13px;
  color: var(--c-text);
}
.dropdown-menu a:hover {
  background: var(--c-primary-50);
  color: var(--c-primary);
}
.dropdown-menu a .de-label {
  font-size: 11px;
  color: var(--c-text-light);
  font-style: italic;
}
.dropdown-arrow {
  font-size: 10px;
  margin-left: 4px;
  color: var(--c-text-muted);
}

/* CTA Button */
.btn-cta {
  background: var(--c-primary);
  color: var(--c-white) !important;
  padding: 9px 22px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}
.btn-cta:hover {
  background: var(--c-primary-dark);
  color: var(--c-white) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-cta::after { display: none; }

.mobile-toggle { display: none; }

/* --- Hero --- */
.hero {
  background: var(--c-bg);
  padding: 80px 0 72px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--c-border);
}
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background:
    radial-gradient(circle at 80% 20%, rgba(23,138,123,0.05) 0%, transparent 50%),
    radial-gradient(circle at 60% 80%, rgba(196,154,78,0.05) 0%, transparent 50%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
  padding: 6px 14px;
  background: var(--c-accent-50);
  border-radius: 20px;
}
.hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  letter-spacing: -1.2px;
  color: var(--c-text);
}
.hero h1 .accent {
  color: var(--c-primary);
}
.hero .subtitle {
  font-size: 17px;
  color: var(--c-text-muted);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero .subtitle .de-term {
  color: var(--c-accent);
  font-weight: 600;
  font-style: italic;
}
.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn-primary {
  background: var(--c-primary);
  color: var(--c-white);
  padding: 13px 32px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover {
  background: var(--c-primary-dark);
  color: var(--c-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(23,138,123,0.22);
}
.btn-secondary {
  background: var(--c-white);
  color: var(--c-text);
  padding: 13px 32px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid var(--c-border);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.btn-secondary:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-primary-50);
}

/* --- Stats Bar --- */
.stats-bar {
  background: var(--c-primary-50);
  color: var(--c-text);
  padding: 36px 0;
  border-bottom: 1px solid var(--c-border);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.stat-item {
  text-align: center;
  position: relative;
}
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -12px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40px;
  background: var(--c-border);
}
.stat-item .stat-num {
  font-size: 34px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -1px;
  color: var(--c-primary);
}
.stat-item .stat-num .plus { color: var(--c-accent); }
.stat-item .stat-label {
  font-size: 13px;
  color: var(--c-text-muted);
  margin-top: 8px;
}

/* --- Section General --- */
.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--c-bg-alt);
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-header .eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 14px;
  position: relative;
}
.section-header .eyebrow::before,
.section-header .eyebrow::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 24px;
  height: 1px;
  background: var(--c-accent-100);
}
.section-header .eyebrow::before { right: 100%; margin-right: 12px; }
.section-header .eyebrow::after { left: 100%; margin-left: 12px; }

.section-header h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--c-text);
  margin-bottom: 14px;
  letter-spacing: -0.8px;
}
.section-header p {
  font-size: 15px;
  color: var(--c-text-muted);
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.8;
}

/* --- Knowledge Categories --- */
.knowledge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.category-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: block;
  text-decoration: none;
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 100%;
  background: var(--c-primary);
  transform: scaleY(0);
  transform-origin: top;
  transition: var(--transition);
}
.category-card:hover {
  border-color: var(--c-primary-100);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.category-card:hover::before {
  transform: scaleY(1);
}
.category-card .cat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: var(--c-primary-50);
  color: var(--c-primary);
}
.category-card .cat-icon svg {
  width: 22px;
  height: 22px;
}
.category-card .cat-num {
  position: absolute;
  top: 24px;
  right: 28px;
  font-size: 13px;
  font-weight: 700;
  color: var(--c-border);
  letter-spacing: 0.5px;
}
.category-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 6px;
}
.category-card h3 .de {
  font-size: 12px;
  font-weight: 400;
  color: var(--c-text-light);
  display: block;
  margin-top: 3px;
  font-style: italic;
}
.category-card p {
  font-size: 13px;
  color: var(--c-text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}
.category-card .cat-count {
  display: inline-block;
  font-size: 11px;
  color: var(--c-accent);
  font-weight: 600;
  background: var(--c-accent-50);
  padding: 3px 10px;
  border-radius: 12px;
}

/* --- Featured Article --- */
.featured-article {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 5fr 7fr;
  border: 1px solid var(--c-border);
}
.featured-article .article-visual {
  background: linear-gradient(145deg, #1C907F 0%, #178A7B 100%);
  color: var(--c-white);
  padding: 44px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.featured-article .article-visual::before {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(184,146,74,0.15) 0%, transparent 70%);
}
.featured-article .article-visual::after {
  content: '';
  position: absolute;
  bottom: -40px;
  left: -20px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 70%);
}
.featured-article .article-visual .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(184,146,74,0.18);
  color: var(--c-accent-light);
  font-size: 12px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 16px;
  margin-bottom: 20px;
  width: fit-content;
}
.featured-article .article-visual h3 {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.featured-article .article-visual .de-title {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  font-style: italic;
  margin-bottom: 24px;
}
.featured-article .article-visual .article-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
}
.featured-article .article-content {
  padding: 44px 40px;
}
.featured-article .article-content .label {
  font-size: 11px;
  color: var(--c-accent);
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.featured-article .article-content h4 {
  font-size: 19px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 16px;
  line-height: 1.5;
}
.featured-article .article-content p {
  font-size: 14px;
  color: var(--c-text-muted);
  margin-bottom: 18px;
  line-height: 1.8;
}
.featured-article .article-content .article-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 24px;
}
.article-topics .topic-tag {
  font-size: 12px;
  color: var(--c-text);
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border-light);
  padding: 4px 11px;
  border-radius: var(--radius);
}
.featured-article .article-content .read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary);
  padding: 11px 26px;
  border: 1px solid var(--c-primary);
  border-radius: var(--radius);
  transition: var(--transition);
}
.featured-article .article-content .read-more:hover {
  background: var(--c-primary);
  color: var(--c-white);
}

/* --- Services --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  transition: var(--transition);
  position: relative;
}
.service-card.featured {
  border-color: var(--c-primary);
  border-width: 2px;
  padding: 35px 29px;
}
.service-card.featured::after {
  content: '热门选择';
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--c-accent);
  color: var(--c-white);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 12px;
  white-space: nowrap;
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.service-card .svc-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  background: var(--c-primary-50);
  color: var(--c-primary);
}
.service-card .svc-icon svg {
  width: 26px;
  height: 26px;
}
.service-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--c-text);
  margin-bottom: 8px;
  text-align: center;
}
.service-card .svc-desc {
  font-size: 13px;
  color: var(--c-text-muted);
  margin-bottom: 20px;
  text-align: center;
  min-height: 40px;
}
.service-card .svc-price {
  font-size: 30px;
  font-weight: 800;
  color: var(--c-primary);
  text-align: center;
  letter-spacing: -1px;
}
.service-card .svc-price .unit {
  font-size: 14px;
  font-weight: 400;
  color: var(--c-text-muted);
}
.service-card .svc-features {
  list-style: none;
  margin: 24px 0;
  padding-top: 24px;
  border-top: 1px solid var(--c-border-light);
}
.service-card .svc-features li {
  font-size: 13px;
  color: var(--c-text);
  padding: 7px 0;
  padding-left: 26px;
  position: relative;
  display: flex;
  align-items: center;
}
.service-card .svc-features li::before {
  content: '';
  position: absolute;
  left: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--c-primary-50);
}
.service-card .svc-features li::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 50%;
  transform: translateY(-65%) rotate(45deg);
  width: 5px;
  height: 9px;
  border: solid var(--c-primary);
  border-width: 0 2px 2px 0;
}
.service-card .svc-btn {
  display: block;
  text-align: center;
  padding: 11px 24px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  transition: var(--transition);
}
.service-card .svc-btn.primary {
  background: var(--c-primary);
  color: var(--c-white);
}
.service-card .svc-btn.primary:hover {
  background: var(--c-primary-dark);
  color: var(--c-white);
}
.service-card .svc-btn.outline {
  border: 1px solid var(--c-border);
  color: var(--c-text);
}
.service-card .svc-btn.outline:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: var(--c-primary-50);
}

/* --- About Section --- */
.about-section {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 56px;
  align-items: center;
}
.about-photo {
  position: relative;
}
.about-photo .photo-placeholder {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-xl);
  background: var(--c-primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--c-border);
  overflow: hidden;
}
.about-photo .photo-placeholder .initials {
  font-size: 80px;
  font-weight: 800;
  color: var(--c-primary-100);
  letter-spacing: -2px;
}
.about-photo .credential-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 18px 24px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.about-photo .credential-badge .num {
  font-size: 26px;
  font-weight: 800;
  color: var(--c-primary);
  letter-spacing: -0.5px;
}
.about-photo .credential-badge .label {
  font-size: 11px;
  color: var(--c-text-muted);
}

.about-content .eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.about-content h2 {
  font-size: 30px;
  font-weight: 800;
  color: var(--c-text);
  margin-bottom: 22px;
  letter-spacing: -0.8px;
}
.about-content .bio {
  font-size: 15px;
  color: var(--c-text-muted);
  line-height: 1.9;
  margin-bottom: 20px;
}
.about-content .bio strong { color: var(--c-text); }
.about-content .credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 28px;
}
.credential-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.credential-item .cred-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--c-accent-50);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--c-accent);
}
.credential-item .cred-icon svg {
  width: 20px;
  height: 20px;
}
.credential-item .cred-text {
  font-size: 13px;
  color: var(--c-text-muted);
}
.credential-item .cred-text strong {
  display: block;
  font-size: 15px;
  color: var(--c-text);
  margin-bottom: 3px;
}

/* --- CTA / Contact Form --- */
.cta-section {
  background: linear-gradient(160deg, #EAF5F2 0%, #E1F0EC 100%);
  color: var(--c-text);
  padding: 88px 0;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,154,78,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(23,138,123,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.cta-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.cta-info .eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.cta-info h2 {
  font-size: 30px;
  font-weight: 800;
  margin-bottom: 18px;
  letter-spacing: -0.8px;
  color: var(--c-text);
}
.cta-info p {
  font-size: 15px;
  color: var(--c-text-muted);
  line-height: 1.8;
  margin-bottom: 32px;
}
.cta-info .wechat-card {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: center;
  box-shadow: var(--shadow-sm);
}
.cta-info .wechat-card .qr-placeholder {
  width: 96px;
  height: 96px;
  border-radius: var(--radius);
  background: var(--c-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px dashed var(--c-border);
}
.cta-info .wechat-card .qr-placeholder span {
  font-size: 11px;
  color: var(--c-text-muted);
  text-align: center;
  line-height: 1.5;
}
.cta-info .wechat-card .wechat-text h4 {
  font-size: 16px;
  color: var(--c-text);
  margin-bottom: 6px;
}
.cta-info .wechat-card .wechat-text p {
  font-size: 13px;
  color: var(--c-text-muted);
  margin: 0;
}

/* Contact Form */
.contact-form {
  background: var(--c-white);
  border-radius: var(--radius-xl);
  padding: 40px 36px;
  box-shadow: var(--shadow-lg);
}
.contact-form h3 {
  font-size: 22px;
  font-weight: 800;
  color: var(--c-text);
  margin-bottom: 8px;
}
.contact-form .form-desc {
  font-size: 13px;
  color: var(--c-text-muted);
  margin-bottom: 28px;
}
.form-group {
  margin-bottom: 18px;
}
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 7px;
}
.form-group label .required { color: var(--c-accent); }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--c-text);
  background: var(--c-bg-warm);
  transition: var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  background: var(--c-white);
  box-shadow: 0 0 0 3px rgba(23,138,123,0.1);
}
.form-group textarea {
  resize: vertical;
  min-height: 90px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.form-submit {
  width: 100%;
  background: var(--c-primary);
  color: var(--c-white);
  border: none;
  padding: 14px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
}
.form-submit:hover {
  background: var(--c-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.form-disclaimer {
  font-size: 11px;
  color: var(--c-text-light);
  text-align: center;
  margin-top: 14px;
}

/* --- Footer --- */
.footer {
  background: #178A7B;
  color: rgba(255,255,255,0.7);
  padding: 56px 0 28px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.15);
}
.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-brand .footer-logo .logo-icon.footer-logo-icon {
  height: 34px;
}
.footer-brand .footer-logo .wordmark {
  font-size: 17px;
  font-weight: 700;
  color: var(--c-white);
  letter-spacing: -0.5px;
}
.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  line-height: 1.8;
  max-width: 320px;
}
.footer-col h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}
.footer-col a:hover { color: var(--c-accent-light); }

.footer-bottom {
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
}
.footer-bottom .disclaimer {
  max-width: 700px;
  line-height: 1.7;
  color: rgba(255,255,255,0.6);
}
.footer-bottom .copyright {
  white-space: nowrap;
  color: rgba(255,255,255,0.6);
}

/* --- Responsive --- */
@media (max-width: 968px) {
  .nav { display: none; }
  .mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
  }
  .mobile-toggle span {
    width: 22px;
    height: 2px;
    background: var(--c-text);
    border-radius: 2px;
  }

  .hero { padding: 56px 0 48px; }
  .hero h1 { font-size: 32px; }
  .hero .subtitle { font-size: 15px; }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .stat-item:nth-child(2)::after { display: none; }

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

  .featured-article {
    grid-template-columns: 1fr;
  }
  .featured-article .article-visual { padding: 36px; }
  .featured-article .article-content { padding: 36px; }

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

  .about-section {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-photo { max-width: 300px; }

  .cta-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

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

  .section { padding: 56px 0; }
  .section-header h2 { font-size: 26px; }
}

@media (max-width: 600px) {
  .container { padding: 0 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item::after { display: none !important; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; }
  .hero h1 { font-size: 28px; }
  .about-content .credentials { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
}