/* ============================================
   德中口腔品牌官网 - 主样式表
   Domain: www.miderr.cn
   风格: 欧式高端 / 自适应 / GEO优化
   ============================================ */

/* === CSS Variables === */
:root {
  --navy: #0d1b2a;
  --navy-light: #1a2a3a;
  --gold: #c9a96e;
  --gold-light: #d4b87a;
  --gold-dark: #a88a4e;
  --white: #ffffff;
  --off-white: #f8f6f3;
  --cream: #f5f0e8;
  --gray-100: #f7f7f7;
  --gray-200: #e8e5e0;
  --gray-300: #d1ccc4;
  --gray-600: #6b6560;
  --gray-800: #2d2a26;
  --text: #333333;
  --text-light: #666666;
  --text-muted: #999999;
  --font-heading: 'Georgia', 'Times New Roman', serif;
  --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s ease;
  --max-width: 1280px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--navy);
  line-height: 1.3;
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.15rem; }

.section-title {
  text-align: center;
  margin-bottom: 50px;
}
.section-title h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 16px;
  margin-bottom: 12px;
}
.section-title h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gold);
}
.section-title .subtitle {
  color: var(--text-light);
  font-size: 1rem;
  font-family: var(--font-body);
}

/* === Buttons === */
.btn {
  display: inline-block;
  padding: 12px 32px;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  text-align: center;
  letter-spacing: 0.5px;
}
.btn-primary {
  background: var(--gold);
  color: var(--white);
  border-color: var(--gold);
}
.btn-primary:hover {
  background: var(--gold-dark);
  border-color: var(--gold-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}
.btn-outline-gold {
  background: transparent;
  color: var(--gold);
  border-color: var(--gold);
}
.btn-outline-gold:hover {
  background: var(--gold);
  color: var(--white);
}

/* === Header / Navigation === */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(13, 27, 42, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(201, 169, 110, 0.2);
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(13, 27, 42, 0.98);
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}
.logo-icon {
  width: 42px;
  height: 42px;
  background: var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--navy);
  font-weight: 700;
}
.logo span { color: var(--gold); }

.nav { display: flex; align-items: center; gap: 8px; }
.nav a {
  color: rgba(255,255,255,0.85);
  padding: 8px 16px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.5px;
}
.nav a:hover, .nav a.active {
  color: var(--gold);
  background: rgba(201, 169, 110, 0.1);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
}
.menu-toggle span {
  width: 26px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, var(--navy) 0%, #0a1628 50%, #0d1b2a 100%);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,169,110,0.08) 0%, transparent 70%);
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(201,169,110,0.05) 0%, transparent 70%);
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 0 24px;
}
.hero-badge {
  display: inline-block;
  padding: 6px 20px;
  border: 1px solid rgba(201,169,110,0.4);
  border-radius: 50px;
  color: var(--gold);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 24px;
}
.hero h1 {
  color: var(--white);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  margin-bottom: 20px;
  line-height: 1.2;
}
.hero h1 span { color: var(--gold); }
.hero p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 48px;
  justify-content: center;
  margin-top: 60px;
  flex-wrap: wrap;
}
.hero-stat {
  text-align: center;
}
.hero-stat .number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gold);
  display: block;
}
.hero-stat .label {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* === Section Common === */
.section {
  padding: 80px 0;
}
.section-light { background: var(--off-white); }
.section-dark { background: var(--navy); color: var(--white); }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark .subtitle { color: rgba(255,255,255,0.7); }

/* === Brand Intro === */
.brand-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.brand-intro-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.brand-intro-image .placeholder-img {
  width: 100%;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--navy-light), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-family: var(--font-heading);
  font-size: 1.5rem;
}
.brand-intro-image::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gold);
}
.brand-text h2 { margin-bottom: 20px; text-align: left; }
.brand-text h2::after { left: 0; transform: none; }
.brand-text p { color: var(--text-light); margin-bottom: 16px; line-height: 1.8; }
.brand-text .highlight {
  color: var(--gold-dark);
  font-weight: 600;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin: 20px 0;
  padding-left: 16px;
  border-left: 3px solid var(--gold);
}

/* === Advantage Cards === */
.advantage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.advantage-card {
  background: var(--white);
  padding: 36px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-top: 3px solid transparent;
  text-align: center;
}
.advantage-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--gold);
}
.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: var(--cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--gold-dark);
}
.advantage-card h3 { margin-bottom: 12px; font-size: 1.15rem; }
.advantage-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.7; }

/* === Services Grid === */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.service-card-img {
  width: 120px;
  min-height: 140px;
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--gold);
  flex-shrink: 0;
}
.service-card-body {
  padding: 20px 24px;
  flex: 1;
}
.service-card-body h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}
.service-card-body p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 10px;
}
.service-card-body .service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.service-tag {
  background: var(--cream);
  color: var(--navy);
  padding: 3px 10px;
  border-radius: 3px;
  font-size: 0.78rem;
}

/* === Doctor Cards === */
.doctor-hero-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 300px 1fr;
  margin-bottom: 40px;
}
.doctor-hero-img {
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  position: relative;
}
.doctor-hero-img .doc-avatar {
  font-size: 6rem;
  color: var(--gold);
  opacity: 0.8;
}
.doctor-hero-body { padding: 36px; }
.doctor-hero-body .doc-role {
  color: var(--gold-dark);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.doctor-hero-body h2 { text-align: left; margin-bottom: 8px; }
.doctor-hero-body .doc-title {
  color: var(--text-light);
  font-size: 1rem;
  margin-bottom: 16px;
}
.doctor-info-list { margin-bottom: 20px; }
.doctor-info-list li {
  padding: 6px 0;
  color: var(--text-light);
  font-size: 0.9rem;
  display: flex;
  gap: 8px;
}
.doctor-info-list li::before {
  content: '◆';
  color: var(--gold);
  font-size: 0.5rem;
  margin-top: 7px;
}

.doctor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.doctor-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  text-align: center;
}
.doctor-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.doctor-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--navy-light), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  color: var(--gold);
}
.doctor-card-body { padding: 24px 20px; }
.doctor-card-body h3 { margin-bottom: 4px; }
.doctor-card-body .doc-position {
  color: var(--gold-dark);
  font-size: 0.85rem;
  font-weight: 600;
}
.doctor-card-body .doc-brief {
  color: var(--text-light);
  font-size: 0.85rem;
  margin-top: 12px;
  line-height: 1.6;
}

/* === Location Cards === */
.city-section { margin-bottom: 50px; }
.city-section h3 {
  font-family: var(--font-heading);
  color: var(--navy);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gold);
  display: flex;
  align-items: center;
  gap: 10px;
}
.city-badge {
  background: var(--gold);
  color: var(--white);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-family: var(--font-body);
}

.location-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
}
.location-card {
  background: var(--white);
  padding: 20px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border-left: 3px solid var(--gold);
  transition: var(--transition);
}
.location-card:hover {
  box-shadow: var(--shadow-md);
  border-left-color: var(--navy);
}
.location-card h4 { margin-bottom: 6px; font-size: 1rem; }
.location-card .address { color: var(--text-light); font-size: 0.9rem; }

/* === Stats Bar === */
.stats-bar {
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 32px;
  text-align: center;
}
.stat-item .stat-number {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--gold);
  display: block;
}
.stat-item .stat-desc {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  margin-top: 4px;
}
.stat-item .stat-unit {
  font-size: 1.2rem;
  color: var(--gold-light);
}

/* === News List === */
.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}
.news-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.news-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--navy-light), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--gold);
}
.news-card-body { padding: 24px; }
.news-card-body .news-date {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 8px;
}
.news-card-body h3 { font-size: 1.1rem; margin-bottom: 10px; line-height: 1.5; }
.news-card-body p { color: var(--text-light); font-size: 0.9rem; line-height: 1.6; }

/* === Contact Section === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.contact-info h2 { text-align: left; margin-bottom: 20px; }
.contact-info h2::after { left: 0; transform: none; }
.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-text h4 { margin-bottom: 4px; font-size: 0.95rem; }
.contact-text p { color: var(--text-light); font-size: 0.9rem; }
.contact-map {
  background: linear-gradient(135deg, var(--navy-light), var(--navy));
  border-radius: var(--radius-lg);
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.2rem;
  font-family: var(--font-heading);
}

/* === Page Header (inner pages) === */
.page-header {
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  padding: 120px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background: var(--gold);
}
.page-header h1 { color: var(--white); }
.page-header .breadcrumb {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  margin-top: 12px;
}
.page-header .breadcrumb a { color: var(--gold); }
.page-header .breadcrumb a:hover { color: var(--gold-light); }

/* === Footer === */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-col h4 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1.05rem;
}
.footer-col p, .footer-col a {
  font-size: 0.9rem;
  line-height: 2;
  color: rgba(255,255,255,0.6);
}
.footer-col a:hover { color: var(--gold); }
.footer-brand .logo { margin-bottom: 16px; }
.footer-brand p { line-height: 1.8; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
}

/* === Breadcrumb (content page) === */
.breadcrumb-nav {
  max-width: var(--max-width);
  margin: 0 auto 40px;
  padding: 0 24px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.breadcrumb-nav a { color: var(--gold-dark); }
.breadcrumb-nav span { margin: 0 8px; }

/* === FAQ === */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
  overflow: hidden;
}
.faq-q {
  padding: 20px 24px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--navy);
  font-size: 1rem;
}
.faq-q::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--gold);
  font-weight: 300;
}
.faq-a {
  padding: 0 24px 20px;
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
  display: none;
}
.faq-item.open .faq-a { display: block; }
.faq-item.open .faq-q::after { content: '−'; }

/* === Certifications === */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}
.cert-item {
  background: var(--white);
  padding: 24px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.cert-item .cert-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}
.cert-item h4 { font-size: 0.95rem; color: var(--navy); }
.cert-item p { font-size: 0.8rem; color: var(--text-muted); }

/* === Timeline === */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--gold);
}
.timeline-item {
  position: relative;
  margin-bottom: 36px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -33px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--gold);
  border: 3px solid var(--white);
  box-shadow: 0 0 0 2px var(--gold);
}
.timeline-year {
  color: var(--gold-dark);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 2px;
  margin-bottom: 4px;
}
.timeline-item h3 { margin-bottom: 6px; font-size: 1.1rem; }
.timeline-item p { color: var(--text-light); font-size: 0.9rem; }

/* === Tags === */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  background: var(--cream);
  color: var(--navy);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.85rem;
  transition: var(--transition);
}
.tag:hover {
  background: var(--gold);
  color: var(--white);
}

/* === Back to top === */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--gold);
  color: var(--white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
  box-shadow: var(--shadow-md);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover { background: var(--gold-dark); }

/* === Animations === */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Responsive === */
@media (max-width: 1024px) {
  .brand-intro { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .doctor-hero-card { grid-template-columns: 1fr; }
  .doctor-hero-img { min-height: 250px; }
}
@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(13, 27, 42, 0.98);
    flex-direction: column;
    padding: 16px 24px;
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
  }
  .nav.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .menu-toggle { display: flex; }
  .hero-stats { gap: 24px; }
  .hero-stat .number { font-size: 1.8rem; }
  .service-card { flex-direction: column; }
  .service-card-img { width: 100%; min-height: 100px; }
  .service-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .doctor-grid { grid-template-columns: 1fr; }
  .location-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; }
  .stats-grid { grid-template-columns: 1fr; }
}