/* =====================================================
   SMITHA DENTAL CLINIC — Main Stylesheet
   ===================================================== */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #0e7aaf;
  --primary-dark: #0a5f8a;
  --primary-light: #e0f2fe;
  --accent: #06b6d4;
  --accent-light: #cffafe;
  --text-dark: #0f172a;
  --text-body: #475569;
  --text-light: #94a3b8;
  --bg: #ffffff;
  --bg-soft: #f8fafc;
  --bg-muted: #f1f5f9;
  --border: #e2e8f0;
  --success: #22c55e;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow: 0 4px 16px rgba(14,122,175,.10), 0 2px 8px rgba(0,0,0,.06);
  --shadow-lg: 0 20px 48px rgba(14,122,175,.15), 0 8px 24px rgba(0,0,0,.08);
  --transition: .25s cubic-bezier(.4,0,.2,1);
  --font-body: 'Inter', system-ui, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
input, select, textarea { font: inherit; }

/* ---------- Layout ---------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }

/* ---------- Typography ---------- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--primary);
  background: var(--primary-light);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-label--light {
  color: var(--accent-light);
  background: rgba(255,255,255,.15);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-title--light { color: #fff; }

.section-desc {
  font-size: 1.1rem;
  color: var(--text-body);
  max-width: 600px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 100px;
  font-weight: 600;
  font-size: .95rem;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 4px 16px rgba(14,122,175,.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14,122,175,.45);
}

.btn--outline {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.btn--outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}

.btn--nav {
  background: var(--primary);
  color: #fff;
  padding: 10px 22px;
  border-radius: 100px;
  font-weight: 600;
  font-size: .9rem;
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(14,122,175,.3);
}

.btn--nav:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.btn--lg { padding: 15px 32px; font-size: 1rem; }

.btn--full { width: 100%; justify-content: center; }

/* ---------- Announcement Bar ---------- */
.announcement-bar {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: rgba(255,255,255,.9);
  text-align: center;
  padding: 9px 16px;
  font-size: .85rem;
  font-weight: 500;
}

.announcement-bar a {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-color: rgba(255,255,255,.4);
}

/* ---------- Navigation ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.header.scrolled { box-shadow: var(--shadow); }

.nav {
  display: flex;
  align-items: center;
  gap: 32px;
  padding-top: 14px;
  padding-bottom: 14px;
}

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

.logo-icon { font-size: 1.6rem; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--primary);
}

.logo-tagline {
  font-size: .7rem;
  font-weight: 600;
  color: var(--text-light);
  letter-spacing: .08em;
  text-transform: uppercase;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}

.nav__link {
  padding: 7px 14px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-body);
  transition: all var(--transition);
  position: relative;
}

.nav__link:hover, .nav__link.active {
  color: var(--primary);
  background: var(--primary-light);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}

.nav__toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: all var(--transition);
  display: block;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(155deg, #f0f9ff 0%, #e0f2fe 40%, #f8fafc 100%);
  padding: 80px 0 100px;
}

.hero__bg-shapes { position: absolute; inset: 0; pointer-events: none; }

.shape {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(14,122,175,.12), transparent 70%);
}

.shape-1 { width: 600px; height: 600px; top: -200px; right: -100px; }
.shape-2 { width: 400px; height: 400px; bottom: -150px; left: -100px; }
.shape-3 { width: 300px; height: 300px; top: 50%; right: 30%; background: radial-gradient(circle, rgba(6,182,212,.1), transparent 70%); }

.hero__container {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-body);
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-dark);
  margin-bottom: 20px;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--text-body);
  max-width: 480px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 24px;
}

.stat { text-align: left; }

.stat__number {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.stat__label {
  font-size: .78rem;
  color: var(--text-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: .06em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* Hero Visual */
.hero__visual { position: relative; display: flex; justify-content: center; }

.hero__image-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 460px;
  width: 100%;
}

.hero__img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  object-position: center;
}

.floating-badge {
  position: absolute;
  background: #fff;
  border-radius: 100px;
  padding: 10px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-dark);
  box-shadow: var(--shadow);
}

.floating-badge--top { top: 20px; left: -20px; }
.floating-badge--bottom { bottom: 20px; right: -20px; }

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

/* ---------- Trust Strip ---------- */
.trust-strip {
  background: var(--primary);
  padding: 24px 0;
}

.trust-strip__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,.9);
  font-size: .9rem;
  font-weight: 500;
  justify-content: center;
}

.trust-item svg { flex-shrink: 0; opacity: .8; }

/* ---------- About ---------- */
.about { background: var(--bg); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about__images {
  position: relative;
  height: 480px;
}

.about__img {
  border-radius: var(--radius-lg);
  object-fit: cover;
}

.about__img--main {
  width: 75%;
  height: 340px;
  position: absolute;
  top: 0;
  left: 0;
  box-shadow: var(--shadow-lg);
}

.about__img--secondary {
  width: 55%;
  height: 240px;
  position: absolute;
  bottom: 0;
  right: 0;
  box-shadow: var(--shadow-lg);
  border: 5px solid #fff;
}

.about__experience-badge {
  position: absolute;
  top: 50%;
  right: 10%;
  transform: translateY(-50%);
  background: var(--primary);
  color: #fff;
  padding: 18px 22px;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: var(--shadow-lg);
  z-index: 2;
}

.about__experience-badge strong {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
}

.about__experience-badge span {
  font-size: .75rem;
  opacity: .85;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.about__content .section-label { display: inline-flex; }

.about__text {
  margin-bottom: 16px;
  line-height: 1.75;
}

.doctors {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 28px 0;
}

.doctor-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  transition: all var(--transition);
}

.doctor-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.doctor-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
}

.doctor-avatar svg { width: 100%; height: 100%; }

.doctor-info h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.doctor-info span {
  font-size: .78rem;
  color: var(--text-light);
}

/* ---------- Services ---------- */
.services { background: var(--bg-soft); }

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--icon-color, var(--primary)), transparent);
  transform: scaleX(0);
  transition: transform var(--transition);
  transform-origin: left;
}

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

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

.service-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  background: var(--icon-bg, var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.service-card__icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--icon-color, var(--primary));
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.service-card p {
  font-size: .88rem;
  color: var(--text-body);
  line-height: 1.6;
}

/* ---------- Why Us ---------- */
.whyus {
  background: linear-gradient(155deg, #f0f9ff 0%, #fff 100%);
}

.whyus__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.whyus__points {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 28px;
}

.why-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.why-point__icon {
  width: 28px;
  height: 28px;
  min-width: 28px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .8rem;
  margin-top: 2px;
}

.why-point h4 {
  font-size: .97rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 4px;
}

.why-point p {
  font-size: .88rem;
  color: var(--text-body);
}

.whyus__image {
  position: relative;
}

.whyus__image img {
  border-radius: var(--radius-xl);
  width: 100%;
  height: 440px;
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}

.whyus__cta-card {
  position: absolute;
  bottom: -28px;
  left: 50%;
  transform: translateX(-50%);
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
  border: 1px solid var(--border);
}

.whyus__cta-card p {
  font-weight: 600;
  color: var(--text-dark);
  font-size: .95rem;
}

/* ---------- Gallery ---------- */
.gallery {
  background: var(--bg);
  padding-bottom: 128px;
}

.gallery__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  grid-template-rows: auto auto;
  gap: 16px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: zoom-in;
}

.gallery-item--large {
  grid-row: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
  min-height: 220px;
}

.gallery-item--large img { min-height: 460px; }

.gallery-item:hover img { transform: scale(1.04); }

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14,122,175,.6) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 20px;
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover .gallery-item__overlay { opacity: 1; }

.gallery-item__overlay span {
  color: #fff;
  font-weight: 600;
  font-size: .9rem;
}

/* ---------- Testimonials ---------- */
.testimonials { background: var(--bg-soft); }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.testimonial-card--featured {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-color: transparent;
  color: #fff;
}

.testimonial-card--featured p { color: rgba(255,255,255,.9); }

.testimonial-card__stars {
  color: #f59e0b;
  font-size: 1rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-card p {
  font-size: .92rem;
  line-height: 1.7;
  color: var(--text-body);
  margin-bottom: 20px;
  font-style: italic;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: .9rem;
  color: #fff;
  flex-shrink: 0;
}

.testimonial-card--featured .testimonial-avatar {
  background: rgba(255,255,255,.25);
}

.testimonial-card__author strong {
  display: block;
  font-size: .9rem;
  color: var(--text-dark);
}

.testimonial-card--featured .testimonial-card__author strong { color: #fff; }

.testimonial-card__author span {
  font-size: .78rem;
  color: var(--text-light);
}

.testimonial-card--featured .testimonial-card__author span { color: rgba(255,255,255,.7); }

/* ---------- Appointment ---------- */
.appointment {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, var(--accent) 100%);
  position: relative;
  overflow: hidden;
}

.appointment::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
  top: -200px;
  right: -200px;
}

.appointment__wrapper {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: start;
}

.appointment__info {
  color: rgba(255,255,255,.9);
  padding-top: 8px;
}

.appointment__info p {
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 32px;
  opacity: .85;
}

.contact-details { display: flex; flex-direction: column; gap: 14px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .92rem;
  color: rgba(255,255,255,.9);
}

.contact-item a { color: #fff; font-weight: 600; }
.contact-item a:hover { text-decoration: underline; }

/* Form */
.appointment__form {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: .83rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 11px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: .9rem;
  color: var(--text-dark);
  background: var(--bg-soft);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(14,122,175,.12);
  background: #fff;
}

.form-group textarea { resize: vertical; min-height: 80px; }

.form-note {
  text-align: center;
  font-size: .8rem;
  color: var(--text-light);
  margin-top: 12px;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--text-dark);
  color: rgba(255,255,255,.7);
  padding: 64px 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.3fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer__brand .nav__logo { margin-bottom: 16px; }
.footer__brand .logo-name { color: #fff; }
.footer__brand p { font-size: .88rem; line-height: 1.7; }

.footer__links h4,
.footer__services h4,
.footer__contact h4 {
  font-size: .85rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 18px;
}

.footer__links ul,
.footer__services ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__links a {
  font-size: .88rem;
  transition: color var(--transition);
}

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

.footer__services li,
.footer__services span {
  font-size: .88rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .88rem;
  margin-bottom: 12px;
}

.footer-contact-item svg { flex-shrink: 0; margin-top: 2px; opacity: .7; }
.footer-contact-item a { color: rgba(255,255,255,.9); }
.footer-contact-item a:hover { color: var(--accent); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
}

.footer__bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .82rem;
  color: rgba(255,255,255,.4);
}

/* ---------- Floating Call Button ---------- */
.floating-call {
  position: fixed;
  bottom: 80px;
  right: 24px;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(34,197,94,.4);
  z-index: 200;
  animation: pulse-ring 2.5s infinite;
  transition: transform var(--transition);
}

.floating-call:hover { transform: scale(1.1); }

/* ---------- Back to Top ---------- */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  z-index: 200;
  opacity: 0;
  transform: translateY(16px);
  transition: all var(--transition);
  pointer-events: none;
}

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

.back-to-top:hover { background: var(--primary-dark); }

/* ---------- Animations ---------- */
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.4); }
  50% { box-shadow: 0 0 0 6px rgba(34,197,94,0); }
}

@keyframes pulse-ring {
  0% { box-shadow: 0 4px 20px rgba(34,197,94,.4), 0 0 0 0 rgba(34,197,94,.3); }
  70% { box-shadow: 0 4px 20px rgba(34,197,94,.4), 0 0 0 14px rgba(34,197,94,0); }
  100% { box-shadow: 0 4px 20px rgba(34,197,94,.4), 0 0 0 0 rgba(34,197,94,0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp .6s ease forwards;
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .section { padding: 72px 0; }
  .hero__container { grid-template-columns: 1fr; text-align: center; }
  .hero__subtitle { margin: 0 auto 36px; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .hero__visual { display: none; }
  .about__grid { grid-template-columns: 1fr; }
  .about__images { height: 280px; }
  .about__img--main { width: 60%; height: 220px; }
  .about__img--secondary { display: none; }
  .whyus__grid { grid-template-columns: 1fr; }
  .whyus__image img { height: 320px; }
  .whyus__cta-card { position: static; transform: none; margin-top: 16px; }
  .appointment__wrapper { grid-template-columns: 1fr; }
  .testimonials__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .trust-strip__grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
}

@media (max-width: 640px) {
  .nav__menu {
    display: none;
    position: fixed;
    inset: 0;
    top: 106px;
    background: rgba(255,255,255,.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: 48px;
    gap: 8px;
    z-index: 99;
  }

  .nav__menu.open { display: flex; }
  .nav__link { font-size: 1.2rem; padding: 12px 24px; }
  .btn--nav { display: none; }
  .nav__toggle { display: flex; }

  .hero { padding: 60px 0 80px; }
  .hero__title { font-size: 2.2rem; }

  .form-row { grid-template-columns: 1fr; }
  .appointment__form { padding: 24px 20px; }

  .gallery__grid { grid-template-columns: 1fr; }
  .gallery-item--large { grid-row: span 1; }
  .gallery-item img, .gallery-item--large img { min-height: 200px; }

  .services__grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom .container { flex-direction: column; gap: 6px; text-align: center; }
  .trust-strip__grid { grid-template-columns: 1fr; }
}