/* =============================================
   ABOUT.CSS — Pearlhaus Dental
   Warm sand + teal, editorial, human-centred
   Team portraits, mission cards, clinic gallery
   ============================================= */

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

:root {
  --teal: #2a9d8f;
  --teal-light: #52b5a9;
  --teal-pale: #e8f7f5;
  --sand: #faf6f1;
  --sand2: #f2ebe0;
  --dark: #1a2e2b;
  --white: #ffffff;
  --text: #1d3430;
  --muted: #6b8f8a;
  --border: #e0d8cc;
  --gold: #e9c46a;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }
body { background: var(--sand); color: var(--text); font-family: var(--font-body); overflow-x: hidden; }

/* NAV */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 52px; transition: all 0.3s;
}
.nav.scrolled {
  background: rgba(250,246,241,0.97); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border); padding: 12px 52px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}
.nav-logo {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
  color: var(--dark); text-decoration: none;
  display: flex; align-items: center; gap: 8px;
}
.nav-logo em { font-style: italic; color: var(--teal); font-weight: 400; }
.logo-icon { color: var(--teal); }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: 0.85rem; font-weight: 500; transition: color 0.3s;
}
.nav-links a:hover, .nav-links a.active { color: var(--teal); }
.nav-cta {
  background: var(--teal); color: white;
  padding: 10px 24px; border-radius: 50px;
  font-size: 0.85rem; font-weight: 600;
  text-decoration: none; transition: all 0.3s;
  box-shadow: 0 4px 14px rgba(42,157,143,0.3);
}
.nav-cta:hover { background: var(--dark); }
.hamburger {
  display: none; background: none; border: none;
  color: var(--dark); font-size: 1.3rem; cursor: pointer;
}
.mobile-menu {
  position: fixed; inset: 0; background: var(--dark);
  z-index: 2000; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  transform: translateX(100%); transition: transform 0.4s;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu ul { list-style: none; text-align: center; }
.mobile-menu ul li { margin: 16px 0; }
.mobile-menu ul li a {
  font-family: var(--font-display); font-size: 1.8rem;
  color: var(--white); text-decoration: none;
}
.mobile-menu ul li a.mob-cta { color: var(--teal); }
.close-menu {
  position: absolute; top: 24px; right: 32px;
  background: none; border: none; color: var(--white);
  font-size: 1.5rem; cursor: pointer;
}

/* ABOUT HERO */
.about-hero {
  background: var(--dark);
  padding: 160px 80px 80px;
  position: relative; overflow: hidden;
}
.about-hero::before {
  content: '✦';
  position: absolute; font-size: 40vw;
  color: rgba(42,157,143,0.04);
  right: -5%; top: 50%; transform: translateY(-50%);
  line-height: 1;
}
.ah-content { position: relative; z-index: 1; max-width: 800px; margin-bottom: 64px; }
.eyebrow {
  font-size: 0.7rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--teal-light); font-weight: 600; margin-bottom: 16px; display: block;
}
.about-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5.5vw, 6rem);
  font-weight: 700; line-height: 1.05; color: var(--white);
}
.about-hero h1 em { font-style: italic; color: var(--teal-light); font-weight: 400; }
.ah-sub {
  margin-top: 24px; font-size: 1rem; line-height: 1.75;
  color: rgba(255,255,255,0.55); max-width: 640px;
}
.ah-stats {
  display: flex; gap: 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 40px;
  position: relative; z-index: 1;
}
.ahs-item {
  flex: 1; text-align: center;
  border-right: 1px solid rgba(255,255,255,0.08);
  padding: 0 20px;
}
.ahs-item:last-child { border-right: none; }
.ahs-num {
  display: block; font-family: var(--font-display);
  font-size: 2.5rem; font-weight: 700; color: var(--teal-light);
}
.ahs-label { display: block; font-size: 0.72rem; color: rgba(255,255,255,0.4); margin-top: 4px; }

/* STORY */
.story {
  display: grid; grid-template-columns: 1fr 1fr;
  min-height: 600px; background: var(--white);
}
.story-visual { background: var(--teal-pale); padding: 80px; display: flex; flex-direction: column; gap: 20px; }
.sv-main {
  flex: 1; border-radius: 20px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  position: relative; min-height: 300px;
}
.sv-icon { font-size: 5rem; color: rgba(255,255,255,0.2); }
.sv-tag {
  position: absolute; bottom: 20px; left: 20px;
  background: rgba(0,0,0,0.3); color: white;
  font-size: 0.72rem; padding: 6px 14px; border-radius: 20px;
  letter-spacing: 0.08em;
}
.sv-accent { display: flex; gap: 16px; }
.sva-item {
  flex: 1; background: var(--white); border-radius: 14px;
  padding: 20px; display: flex; align-items: center; gap: 12px;
  font-size: 0.82rem; font-weight: 600; color: var(--text);
  box-shadow: 0 4px 16px rgba(42,157,143,0.1);
}
.sva-item i { color: var(--teal); font-size: 1.1rem; }
.story-text { padding: 80px 72px; display: flex; flex-direction: column; justify-content: center; }
.story-text h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 700; line-height: 1.2; color: var(--dark); margin: 16px 0 28px;
}
.story-text h2 em { font-style: italic; color: var(--teal); font-weight: 400; }
.st-body p { font-size: 0.92rem; line-height: 1.85; color: var(--muted); margin-bottom: 18px; }
.btn-teal {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--teal); color: white;
  padding: 14px 28px; border-radius: 50px;
  font-size: 0.88rem; font-weight: 600;
  text-decoration: none; margin-top: 12px; width: fit-content;
  transition: all 0.3s;
  box-shadow: 0 4px 16px rgba(42,157,143,0.25);
}
.btn-teal:hover { background: var(--dark); transform: translateY(-2px); }

/* MISSION */
.mission {
  padding: 100px 80px;
  background: var(--sand);
}
.mission-header { text-align: center; margin-bottom: 56px; }
.mission-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700; color: var(--dark);
}
.mission-header h2 em { font-style: italic; color: var(--teal); font-weight: 400; }
.mission-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.mc-card {
  background: var(--white); border-radius: 20px; padding: 40px 36px;
  border: 1.5px solid var(--border); position: relative;
  transition: all 0.35s;
}
.mc-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(42,157,143,0.1); border-color: var(--teal); }
.mc-card.featured { background: var(--dark); border-color: var(--dark); }
.mc-num {
  font-family: var(--font-display); font-size: 5rem; font-weight: 700;
  color: rgba(42,157,143,0.08); position: absolute; top: 16px; right: 24px;
  line-height: 1;
}
.mc-card.featured .mc-num { color: rgba(255,255,255,0.04); }
.mc-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--teal-pale); color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 20px;
}
.mc-card.featured .mc-icon { background: rgba(42,157,143,0.2); color: var(--teal-light); }
.mc-card h3 {
  font-family: var(--font-display); font-size: 1.2rem;
  font-weight: 700; color: var(--dark); margin-bottom: 12px;
}
.mc-card.featured h3 { color: var(--white); }
.mc-card p { font-size: 0.87rem; line-height: 1.75; color: var(--muted); }
.mc-card.featured p { color: rgba(255,255,255,0.55); }

/* TEAM */
.team { padding: 100px 80px; background: var(--white); }
.team-header { margin-bottom: 52px; }
.team-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700; color: var(--dark);
}
.team-header h2 em { font-style: italic; color: var(--teal); font-weight: 400; }
.team-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 24px;
}
.team-card {
  background: var(--sand); border-radius: 20px; overflow: hidden;
  border: 1.5px solid var(--border);
  transition: all 0.35s;
}
.team-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(42,157,143,0.1); }
.doc-photo {
  height: 200px; position: relative;
  display: flex; align-items: center; justify-content: center;
  background-size: cover; background-position: center 20%;
}
.featured-doc .doc-photo { height: 240px; }
.doc-initials {
  font-family: var(--font-display);
  font-size: 3.5rem; font-weight: 300; color: rgba(255,255,255,0.5);
}
.doc-tag {
  position: absolute; top: 14px; left: 14px;
  background: var(--gold); color: var(--dark);
  font-size: 0.62rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 20px;
}
.doc-info { padding: 28px; }
.doc-info h3 {
  font-family: var(--font-display); font-size: 1.2rem;
  font-weight: 700; color: var(--dark); margin-bottom: 4px;
}
.doc-title { font-size: 0.72rem; color: var(--muted); margin-bottom: 4px; }
.doc-specialty {
  font-size: 0.75rem; font-weight: 600; color: var(--teal);
  text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 14px;
}
.doc-bio { font-size: 0.85rem; line-height: 1.7; color: var(--muted); margin-bottom: 16px; }
.doc-certs { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.doc-certs span {
  font-size: 0.75rem; color: var(--text);
  display: flex; align-items: center; gap: 7px;
}
.doc-certs i { color: var(--teal); font-size: 0.65rem; }
.doc-book {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--teal); color: white;
  padding: 10px 22px; border-radius: 50px;
  font-size: 0.8rem; font-weight: 600;
  text-decoration: none; transition: all 0.3s;
}
.doc-book:hover { background: var(--dark); }

/* CLINIC FEATURES */
.clinic {
  padding: 100px 80px;
  background: linear-gradient(135deg, var(--dark) 0%, #1e3a36 100%);
}
.clinic-header { text-align: center; margin-bottom: 64px; max-width: 700px; margin-left: auto; margin-right: auto; }
.clinic-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3.2rem);
  font-weight: 700; color: var(--white); margin: 12px 0;
}
.clinic-header h2 em { font-style: italic; color: var(--teal-light); font-weight: 400; }
.clinic-sub { font-size: 0.95rem; color: rgba(255,255,255,0.5); line-height: 1.7; }
.clinic-features {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.cf-item {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px; padding: 36px 28px;
  transition: all 0.3s;
}
.cf-item:hover {
  background: rgba(42,157,143,0.08);
  border-color: rgba(42,157,143,0.3);
  transform: translateY(-4px);
}
.cf-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(42,157,143,0.15); color: var(--teal-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin-bottom: 18px;
}
.cf-item h4 { font-size: 0.95rem; font-weight: 600; color: var(--white); margin-bottom: 10px; }
.cf-item p { font-size: 0.85rem; line-height: 1.7; color: rgba(255,255,255,0.45); }

/* ABOUT CTA */
.about-cta {
  padding: 100px 80px; text-align: center;
  background: var(--teal-pale);
  border-top: 1px solid var(--border);
}
.acta-inner h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 4rem);
  font-weight: 700; color: var(--dark); line-height: 1.2; margin-bottom: 16px;
}
.acta-inner h2 em { font-style: italic; color: var(--teal); font-weight: 400; }
.acta-inner p {
  font-size: 1rem; color: var(--muted); line-height: 1.7;
  max-width: 580px; margin: 0 auto 40px;
}
.acta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-teal-lg {
  background: var(--teal); color: white;
  padding: 16px 36px; border-radius: 50px;
  font-size: 0.9rem; font-weight: 700;
  text-decoration: none; transition: all 0.3s;
  box-shadow: 0 6px 24px rgba(42,157,143,0.3);
  display: inline-block;
}
.btn-teal-lg:hover { background: var(--dark); transform: translateY(-2px); }
.btn-ghost-lg {
  border: 1.5px solid var(--border); color: var(--text);
  padding: 16px 36px; border-radius: 50px;
  font-size: 0.9rem; font-weight: 500;
  text-decoration: none; transition: all 0.3s;
  display: inline-block;
}
.btn-ghost-lg:hover { border-color: var(--teal); color: var(--teal); }

/* FOOTER */
.footer { background: #0f1e1c; }
.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px; padding: 64px 80px 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-logo {
  font-family: var(--font-display); font-size: 1.4rem;
  font-weight: 700; color: white;
  display: flex; align-items: center; gap: 8px; margin-bottom: 14px;
}
.footer-logo i { color: var(--teal-light); }
.footer-logo em { font-style: italic; color: var(--teal-light); font-weight: 400; }
.footer-brand p { font-size: 0.83rem; color: rgba(255,255,255,0.4); line-height: 1.7; margin-bottom: 20px; }
.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
  width: 36px; height: 36px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.4); font-size: 0.8rem;
  text-decoration: none; transition: all 0.3s;
}
.footer-socials a:hover { border-color: var(--teal-light); color: var(--teal-light); }
.footer-col h5 {
  font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--teal-light); margin-bottom: 18px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a {
  font-size: 0.83rem; color: rgba(255,255,255,0.4);
  text-decoration: none; transition: color 0.3s;
}
.footer-col ul li a:hover { color: white; }
.footer-contact-items p {
  font-size: 0.82rem; color: rgba(255,255,255,0.4);
  margin-bottom: 9px; display: flex; gap: 9px; line-height: 1.5;
}
.footer-contact-items i { color: var(--teal-light); flex-shrink: 0; }
.footer-bottom { padding: 18px 80px; text-align: center; }
.footer-bottom p { font-size: 0.7rem; color: rgba(255,255,255,0.2); }

/* ANIMATIONS */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s, transform 0.6s; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width: 1100px) {
  .nav { padding: 16px 32px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: block; }
  .about-hero { padding: 130px 40px 60px; }
  .ah-stats { flex-wrap: wrap; }
  .ahs-item { min-width: 40%; border: none; border-bottom: 1px solid rgba(255,255,255,0.08); padding: 16px 0; }
  .story { grid-template-columns: 1fr; }
  .story-visual { display: none; }
  .story-text { padding: 60px 40px; }
  .mission { padding: 80px 40px; }
  .mission-cards { grid-template-columns: 1fr; }
  .team { padding: 80px 40px; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .featured-doc { grid-column: span 2; }
  .clinic { padding: 80px 40px; }
  .clinic-features { grid-template-columns: 1fr 1fr; }
  .about-cta { padding: 72px 40px; }
  .footer-top { grid-template-columns: 1fr 1fr; padding: 48px 40px 36px; }
  .footer-bottom { padding: 16px 40px; }
}
@media (max-width: 640px) {
  .about-hero { padding: 120px 24px 48px; }
  .story-text { padding: 48px 24px; }
  .mission { padding: 60px 24px; }
  .team { padding: 60px 24px; }
  .team-grid { grid-template-columns: 1fr; }
  .featured-doc { grid-column: span 1; }
  .clinic { padding: 60px 24px; }
  .clinic-features { grid-template-columns: 1fr; }
  .about-cta { padding: 60px 24px; }
  .footer-top { grid-template-columns: 1fr; padding: 40px 24px 28px; }
  .footer-bottom { padding: 14px 24px; }
}