/* ============================================================
   HOME.CSS — Homepage-specific styles
   ============================================================ */

/* ── Hero ── */
.hero {
  position: relative;
  overflow: hidden;
  padding-block: clamp(var(--space-16), 10vw, var(--space-32));
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a5276 60%, #0d3b6e 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(200,145,42,0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 20% 80%, rgba(91,143,212,0.12) 0%, transparent 50%);
}
.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: radial-gradient(circle, #fff 1px, transparent 1px);
  background-size: 32px 32px;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: center;
}
.hero-content { color: #fff; }
.hero-content .section-label { color: rgba(255,255,255,0.65); }
.hero-heading {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-5);
  line-height: 1.1;
}
.hero-heading em {
  font-style: italic;
  color: var(--color-accent);
}
.hero-subtext {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.82);
  max-width: 52ch;
  margin-bottom: var(--space-6);
  line-height: 1.7;
}
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}
.hero-badges .badge {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
}
.hero-ctas {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}
.hero-ctas .btn-secondary {
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}
.hero-ctas .btn-secondary:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
  border-color: rgba(255,255,255,0.8);
}
.hero-note {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.55);
}
.hero-visual { display: flex; justify-content: flex-end; }
.hero-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.25);
}
.hero-card-image {
  aspect-ratio: 4/5;
  background: linear-gradient(160deg, #0f3566 0%, #0a2d52 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}
/* Placeholder when no photo yet */
.hero-card-image::after {
  content: 'Dr. Sundaram';
  position: absolute;
  bottom: var(--space-20);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.3);
  font-size: var(--text-xs);
  font-style: italic;
  pointer-events: none;
}
.hero-card-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(10,20,40,0.95) 0%, rgba(10,20,40,0.5) 70%, transparent 100%);
  padding: var(--space-6);
  display: flex;
  gap: var(--space-4);
}
.hero-stat { flex: 1; }
.hero-stat-num {
  display: block;
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}
.hero-stat-label {
  display: block;
  font-size: 0.68rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.4;
}

/* ── Services Section ── */
.services-section { background: var(--color-bg); }
.section-header {
  text-align: center;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}
.section-header h2 {
  font-size: var(--text-2xl);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.section-intro {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-inline: auto;
  line-height: 1.7;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
}
.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-decoration: none;
  color: var(--color-text);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive), border-left-color var(--transition-interactive), border-left-width var(--transition-interactive), padding-left var(--transition-interactive);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
  color: var(--color-text);
  border-left: 3px solid var(--color-accent);
  padding-left: calc(var(--space-8) - 2px);
}
.service-card--featured {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a5276 100%);
  color: #fff;
  border-color: transparent;
  grid-column: span 1;
}
.service-card--featured h3,
.service-card--featured p,
.service-card--featured .service-card-link { color: rgba(255,255,255,0.9); }
.service-card--featured .service-card-link { color: var(--color-accent); }
.service-card--featured:hover { color: #fff; }
.service-card-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-1);
  flex-shrink: 0;
}
.service-card--featured .service-card-icon {
  background: rgba(255,255,255,0.15);
  color: #fff;
}
.service-card-icon svg { width: 28px; height: 28px; }
.service-card-label {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(200,145,42,0.15);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  width: fit-content;
}
.service-card h3 {
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.35rem);
  font-weight: 700;
  line-height: 1.2;
}
.service-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}
.service-card--featured p { color: rgba(255,255,255,0.75); }
.service-card-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: auto;
}
.services-footer {
  text-align: center;
  margin-top: var(--space-10);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.services-footer a { font-weight: 600; }

/* ── Section Dividers ── */
.services-section,
.difference-section,
.locations-section,
.testimonials-section,
.physicians-cta-section,
.blog-section,
.final-cta-section {
  border-top: 1px solid rgba(200, 145, 42, 0.2);
}

/* ── Difference Section ── */
.difference-section { background: var(--color-surface-2); }
.difference-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 7vw, var(--space-24));
  align-items: start;
}
.difference-content h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-5);
}
.difference-content > p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-8);
}
.difference-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}
.difference-list li {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.diff-icon {
  width: 36px; height: 36px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}
.difference-list strong {
  display: block;
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.difference-list span {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}
.credentials-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
}
.cred-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-border);
}
.cred-avatar {
  width: 60px; height: 60px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), #1a5276);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: var(--text-lg);
  font-family: var(--font-display);
  flex-shrink: 0;
}
.cred-list { display: flex; flex-direction: column; gap: var(--space-4); }
.cred-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}
.cred-item svg {
  color: var(--color-success);
  flex-shrink: 0;
  margin-top: 2px;
}
/* Stanford BAOC badge */
.stanford-badge {
  margin-top: var(--space-5);
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, #8C1515 0%, #6e1010 100%);
  border-radius: var(--radius-lg);
  color: #fff;
}
.stanford-badge-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.75;
  margin-bottom: var(--space-1);
}
.stanford-badge-title {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.4;
}
.stanford-badge-sub {
  font-size: var(--text-xs);
  opacity: 0.7;
  margin-top: 2px;
}

/* ── Locations ── */
.locations-section { background: var(--color-bg); }
.locations-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}
.location-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-decoration: none;
  color: var(--color-text);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.location-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  color: var(--color-text);
}
.location-icon {
  width: 48px; height: 48px;
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
}
.location-card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
}
.location-card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  flex: 1;
}
.location-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  margin-top: auto;
}
.areas-served {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  flex-wrap: wrap;
}
.areas-served strong { color: var(--color-text); white-space: nowrap; }

/* ── Testimonials ── */
.testimonials-section { background: var(--color-surface-2); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-8);
}
.testimonials-cta { text-align: center; }
.fade-in { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease, transform 0.5s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── Physicians CTA ── */
.physicians-cta-section {
  background: linear-gradient(135deg, #0d3b6e 0%, #1a5276 100%);
  color: #fff;
}
.physicians-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 7vw, var(--space-20));
  align-items: center;
}
.phys-content h2 { font-size: var(--text-2xl); color: #fff; margin-bottom: var(--space-5); }
.phys-content > p { color: rgba(255,255,255,0.8); line-height: 1.75; margin-bottom: var(--space-6); font-size: var(--text-base); }
.phys-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}
.phys-list li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.8);
}
.phys-list li::before {
  content: '✓';
  color: var(--color-accent);
  font-weight: 700;
  flex-shrink: 0;
}
.phys-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.phys-stat {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.phys-stat-icon { color: var(--color-accent); }
.phys-stat strong { font-size: var(--text-sm); color: #fff; }
.phys-stat span { font-size: var(--text-xs); color: rgba(255,255,255,0.6); line-height: 1.4; }

/* ── Blog ── */
.blog-section { background: var(--color-bg); }
.blog-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  margin-bottom: var(--space-10);
}
.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-text);
}
.blog-card--featured { grid-row: span 2; }
.blog-card-image { flex-shrink: 0; }
.blog-card-image-placeholder {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.blog-card--featured .blog-card-image-placeholder { height: 260px; }
.blog-card-content { padding: var(--space-6); display: flex; flex-direction: column; gap: var(--space-3); flex: 1; }
.blog-category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.blog-card h3 { font-size: var(--text-base); font-weight: 700; line-height: 1.3; }
.blog-card--featured h3 { font-size: var(--text-lg); }
.blog-card p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.65; flex: 1; }
.blog-read-more { font-size: var(--text-sm); font-weight: 600; color: var(--color-primary); margin-top: auto; }
.blog-footer { text-align: center; }

/* ── Final CTA ── */
.final-cta-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, #a97420 100%);
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.final-cta-inner {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}
.final-cta-inner h2 { font-size: var(--text-2xl); color: #fff; margin-bottom: var(--space-4); }
.final-cta-inner > p { color: rgba(255,255,255,0.85); font-size: var(--text-base); margin-bottom: var(--space-8); line-height: 1.7; }
.final-cta-buttons { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; margin-bottom: var(--space-6); }
.final-cta-note { font-size: var(--text-xs); color: rgba(255,255,255,0.6); }

/* ── Section micro-label alignment in centered section headers ── */
.section-header .section-micro-label {
  text-align: center;
}

/* ── Section micro-label on dark hero background ── */
.hero-content .section-micro-label {
  color: rgba(255,255,255,0.75);
  opacity: 1;
  text-align: left;
}

/* ── Physicians CTA section micro-label override ── */
.physicians-cta-section .section-micro-label { color: var(--color-accent); opacity: 1; }

/* ── Responsive ── */
@media (max-width: 1000px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: 1fr; }
  .blog-card--featured { grid-row: span 1; }
}
@media (max-width: 800px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .difference-inner { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .physicians-cta-inner { grid-template-columns: 1fr; }
  .phys-visual { display: none; }
}
@media (max-width: 600px) {
  .services-grid { grid-template-columns: 1fr; }
  .locations-grid { grid-template-columns: 1fr; }
}