/* Meridian Dental Studio - case-study mini-site
   Inspired by modern boutique-dental layouts (cream background, playful
   color-block shapes, italic serif accent words, insurance logo strip,
   FAQ accordion). Original build: new brand, copy, and a lavender + coral
   palette. */

:root {
  --cream: #f7f4ee;
  --ink: #1e2321;
  --gray: #656b63;
  --lavender: #d9d3f5;
  --lavender-dark: #a89be0;
  --coral: #f3b39c;
  --coral-dark: #e18b6b;
  --white: #ffffff;
  --font-head: "Newsreader", Georgia, serif;
  --font-body: "Inter", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font-body); color: var(--ink); background: var(--cream); line-height: 1.65; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 600; line-height: 1.15; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.2rem); }
em { font-style: italic; color: var(--coral-dark); }
p { margin: 0 0 1em; color: var(--gray); }

.wrap { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

.back-link { background: var(--ink); color: rgba(255,255,255,0.8); font-size: 0.78rem; text-align: center; padding: 8px 0; }
.back-link a { color: var(--white); font-weight: 600; }
.back-link a:hover { text-decoration: underline; }

.site-header { background: var(--cream); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; padding: 22px 24px; }
.logo { font-family: var(--font-head); font-weight: 700; font-size: 1.4rem; }
nav.main-nav ul { display: flex; gap: 30px; }
nav.main-nav a { font-weight: 600; font-size: 0.9rem; color: var(--ink); padding-bottom: 3px; border-bottom: 2px solid transparent; }
nav.main-nav a:hover, nav.main-nav a.active { border-color: var(--coral); }
.header-actions { display: flex; gap: 12px; align-items: center; }

.btn { display: inline-block; font-family: var(--font-body); font-weight: 700; font-size: 0.88rem; padding: 13px 26px; border-radius: 999px; border: 2px solid transparent; }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-dark:hover { background: #333; }
.btn-outline-dark { border-color: var(--ink); color: var(--ink); }
.btn-outline-dark:hover { background: var(--ink); color: var(--white); }

/* Hero */
.hero { padding: 60px 0 20px; text-align: center; }
.hero .wrap { max-width: 760px; }
.hero p.lead { font-size: 1.05rem; max-width: 560px; margin: 0 auto 22px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 14px; }
.rating { font-size: 0.88rem; color: var(--gray); }
.rating .stars { color: var(--coral-dark); }

.hero-photo {
  margin-top: 34px;
  aspect-ratio: 16/6;
  border-radius: 16px;
  border: 2px dashed var(--lavender-dark);
  background: var(--lavender);
  display: flex; align-items: center; justify-content: center;
  color: #4a4468; font-size: 0.9rem; text-align: center; padding: 20px;
}

.section { padding: 80px 0; }
.section-tight { padding: 56px 0; }
.center { text-align: center; }
.section-intro { max-width: 620px; margin: 0 auto 40px; }

/* Why us split */
.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 50px; align-items: center; }
.photo-box { aspect-ratio: 4/3; border-radius: 14px; border: 2px dashed var(--lavender-dark); background: var(--lavender); display: flex; align-items: center; justify-content: center; text-align: center; color: #4a4468; font-size: 0.85rem; padding: 20px; }
.eyebrow { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--coral-dark); }
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; margin: 18px 0 22px; }
.check-grid li { display: flex; gap: 8px; font-size: 0.92rem; align-items: flex-start; }
.check-grid .tick { color: var(--coral-dark); font-weight: 800; }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.service-card { background: var(--white); border-radius: 14px; overflow: hidden; box-shadow: 0 10px 26px rgba(30,35,33,0.06); }
.service-card .thumb { aspect-ratio: 4/3; background: var(--lavender); display: flex; align-items: center; justify-content: center; text-align: center; color: #4a4468; font-size: 0.8rem; padding: 14px; border-bottom: 1px dashed var(--lavender-dark); }
img.hero-photo, img.photo-box, img.thumb {
  border: none;
  background: none;
  padding: 0;
  display: block;
  width: 100%;
  object-fit: cover;
}
.service-card .body { padding: 18px 20px 22px; }
.service-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.service-card p { font-size: 0.88rem; margin-bottom: 12px; }

/* Insurance band */
.insurance-band { background: var(--lavender); padding: 60px 0; }
.insurance-band h2 { text-align: center; }
.insurance-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin: 30px 0; }
.insurance-pill { background: var(--white); border-radius: 10px; padding: 16px; text-align: center; font-weight: 700; font-size: 0.85rem; color: #4a4468; }

/* small services row */
.mini-services { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.mini-card { background: var(--white); border-radius: 10px; padding: 18px 14px; text-align: center; font-size: 0.85rem; font-weight: 700; box-shadow: 0 6px 16px rgba(30,35,33,0.05); }

/* FAQ accordion */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-list details { background: var(--white); border-radius: 10px; padding: 18px 22px; margin-bottom: 12px; }
.faq-list summary { cursor: pointer; font-weight: 700; font-family: var(--font-head); font-size: 1.05rem; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-size: 1.3rem; color: var(--coral-dark); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list p { margin-top: 12px; margin-bottom: 0; }

.cta-band { background: var(--ink); color: var(--white); text-align: center; padding: 60px 0; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255,255,255,0.75); max-width: 520px; margin: 0 auto 20px; }

.site-footer { background: var(--ink); color: rgba(255,255,255,0.75); padding: 50px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; padding-bottom: 30px; }
.footer-grid h4 { color: var(--white); font-size: 0.95rem; margin-bottom: 14px; }
.footer-grid li { margin-bottom: 8px; font-size: 0.86rem; }
.footer-grid a:hover { color: var(--coral); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.14); padding-top: 18px; font-size: 0.76rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

.contact-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; }
.form-field { margin-bottom: 18px; }
.form-field label { display: block; font-size: 0.85rem; font-weight: 700; margin-bottom: 6px; }
.form-field input, .form-field textarea, .form-field select { width: 100%; padding: 13px 14px; border: 1px solid #ddd6f3; border-radius: 8px; font-family: var(--font-body); font-size: 1rem; background: var(--white); }
.form-field textarea { min-height: 130px; resize: vertical; }
.form-success { display: none; background: var(--lavender); border-radius: 8px; padding: 14px 16px; margin-bottom: 18px; font-weight: 700; }
.form-success.show { display: block; }
.info-card { background: var(--white); border-radius: 14px; padding: 30px; box-shadow: 0 10px 26px rgba(30,35,33,0.06); }
.info-card li { display: flex; gap: 10px; margin-bottom: 16px; font-size: 0.92rem; }

@media (max-width: 900px) {
  .split, .contact-layout { grid-template-columns: 1fr; }
  .services-grid, .insurance-grid { grid-template-columns: 1fr 1fr; }
  .mini-services { grid-template-columns: 1fr 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .site-header .wrap { flex-wrap: wrap; row-gap: 14px; }
  nav.main-nav { width: 100%; order: 3; }
  nav.main-nav ul { flex-wrap: wrap; gap: 12px 18px; }
  .services-grid, .insurance-grid, .mini-services, .footer-grid, .check-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
}