/* ============================================================
   Absolute Chiropractic — Stylesheet
   Built from Stitch design system (design-system.json)
   Brand: "Clinical Vitality" — Professional, precise, restorative
   ============================================================ */

:root {
  /* Colors — Stitch namedColors (exact hex) */
  --color-background: #f7fafa;
  --color-surface: #f7fafa;
  --color-surface-dim: #d7dbdb;
  --color-surface-bright: #f7fafa;
  --color-surface-container-lowest: #ffffff;
  --color-surface-container-low: #f1f4f4;
  --color-surface-container: #ebeeee;
  --color-surface-container-high: #e6e9e9;
  --color-surface-container-highest: #e0e3e3;
  --color-surface-variant: #e0e3e3;
  --color-on-surface: #181c1d;
  --color-on-surface-variant: #3e4949;
  --color-on-background: #181c1d;
  --color-outline: #6e7979;
  --color-outline-variant: #bec9c9;
  --color-primary: #00595c;
  --color-on-primary: #ffffff;
  --color-primary-container: #0d7377;
  --color-on-primary-container: #a2f5f9;
  --color-secondary: #006a62;
  --color-on-secondary: #ffffff;
  --color-secondary-container: #08fdea;
  --color-tertiary: #504f4f;
  --color-on-tertiary: #ffffff;
  --color-tertiary-container: #686767;
  --color-error: #ba1a1a;
  --color-error-container: #ffdad6;
  --color-on-error: #ffffff;
  --color-inverse-surface: #2d3131;
  --color-inverse-on-surface: #eef1f1;
  --color-inverse-primary: #81d4d8;
  --color-surface-tint: #00696d;

  /* Typography */
  --font-headline: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-label: 'Inter', sans-serif;

  /* Spacing scale (base 8px) */
  --space-xs: 4px;
  --space-sm: 12px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 80px;
  --space-base: 8px;
  --container-max: 1200px;
  --gutter: 24px;

  /* Roundness */
  --radius-sm: 0.25rem;
  --radius-default: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Elevation */
  --card-border: 1px solid var(--color-outline-variant);
  --card-shadow-hover: 0 12px 32px rgba(13, 115, 119, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-on-surface);
  background: var(--color-background);
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

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

/* Typography scale */
h1, .display {
  font-family: var(--font-headline);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-md);
  color: var(--color-on-surface);
}
h2, .headline-lg {
  font-family: var(--font-headline);
  font-size: 32px;
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 var(--space-md);
  color: var(--color-on-surface);
}
h3, .headline-md {
  font-family: var(--font-headline);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 var(--space-sm);
  color: var(--color-on-surface);
}
p, .body-md { font-size: 16px; font-weight: 400; line-height: 1.6; }
.body-lg { font-family: var(--font-body); font-size: 18px; font-weight: 400; line-height: 1.6; }
.label, .label-md {
  font-family: var(--font-label);
  font-size: 14px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

@media (max-width: 640px) {
  h1, .display { font-size: 28px; line-height: 1.3; }
  h2, .headline-lg { font-size: 24px; }
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-primary);
  color: var(--color-on-primary);
  padding: var(--space-sm) var(--space-md);
  z-index: 1000;
  border-radius: var(--radius-sm);
}
.skip-link:focus { left: var(--space-md); top: var(--space-md); }

/* ============ Header / Nav ============ */
.site-header {
  background: var(--color-surface-container-lowest);
  border-bottom: 1px solid var(--color-outline-variant);
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--gutter);
  max-width: var(--container-max);
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 20px;
  color: var(--color-primary);
}
.logo svg { height: 40px; width: 40px; }

.nav-links {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--color-on-surface-variant);
  padding: var(--space-xs) 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.nav-links a:hover, .nav-links a[aria-current="page"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-cta {
  background: var(--color-primary);
  color: var(--color-on-primary) !important;
  padding: var(--space-xs) var(--space-md) !important;
  border-radius: var(--radius-default);
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--color-secondary); color: var(--color-on-secondary) !important; }

.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-on-surface);
  margin: 5px 0;
  transition: transform 0.2s, opacity 0.2s;
}

@media (max-width: 900px) {
  .hamburger { display: block; }
  .nav-links {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--color-surface-container-lowest);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-md);
    gap: var(--space-sm);
    border-bottom: 1px solid var(--color-outline-variant);
    transform: translateY(-150%);
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.25s ease;
    pointer-events: none;
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a { padding: var(--space-sm) 0; border-bottom: 1px solid var(--color-outline-variant); }
  .nav-cta { text-align: center; border-bottom: none !important; }
}

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.02em;
  padding: 14px 28px;
  border-radius: var(--radius-default);
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s;
  border: none;
  text-align: center;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
}
.btn-primary:hover { background: var(--color-secondary); transform: translateY(-1px); }
.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  padding: 12px 26px;
}
.btn-secondary:hover { background: var(--color-primary-container); color: #ffffff; }
.btn-large { padding: 18px 36px; font-size: 16px; }
.btn-block { display: block; width: 100%; }

/* ============ Hero ============ */
.hero {
  position: relative;
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, var(--color-primary-container) 0%, var(--color-primary) 100%);
  color: var(--color-on-primary);
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-lg);
  align-items: center;
}
.hero h1 { color: #ffffff; }
.hero p { color: rgba(255,255,255,0.9); }
.hero-media img {
  border-radius: var(--radius-md);
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}
.hero-cta-group { display: flex; gap: var(--space-sm); flex-wrap: wrap; margin-top: var(--space-md); }
.hero .btn-secondary { color: #ffffff; border-color: #ffffff; }
.hero .btn-secondary:hover { background: rgba(255,255,255,0.15); color: #fff; }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-media { order: -1; }
}

/* ============ Trust Bar ============ */
.trust-bar {
  background: var(--color-surface-container);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-outline-variant);
}
.trust-bar .container {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
  text-align: center;
}
.trust-item {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-on-surface-variant);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.trust-item svg { width: 20px; height: 20px; color: var(--color-primary); flex-shrink: 0; }

/* ============ Sections ============ */
section { padding: var(--space-xl) 0; }
.section-alt { background: var(--color-surface-container-low); }
.section-header { text-align: center; max-width: 700px; margin: 0 auto var(--space-lg); }
.section-header .label { color: var(--color-primary); display: block; margin-bottom: var(--space-xs); }

/* ============ Service Cards ============ */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }

@media (max-width: 900px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}
@media (min-width: 601px) and (max-width: 900px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

.card {
  background: var(--color-surface-container-lowest);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: box-shadow 0.25s, transform 0.25s;
}
.card:hover { box-shadow: var(--card-shadow-hover); transform: translateY(-4px); }

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary-container);
  color: var(--color-on-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
}
.service-icon svg { width: 24px; height: 24px; }

.card .price {
  font-family: var(--font-headline);
  font-weight: 700;
  color: var(--color-primary);
  font-size: 20px;
  margin: var(--space-sm) 0;
}
.card .duration { color: var(--color-on-surface-variant); font-size: 14px; }

/* ============ Testimonials ============ */
.testimonial-card {
  background: var(--color-surface-container-lowest);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  position: relative;
}
.testimonial-card .quote-mark {
  font-family: var(--font-headline);
  font-size: 64px;
  color: var(--color-secondary-container);
  line-height: 1;
  margin-bottom: -20px;
}
.testimonial-card blockquote {
  font-family: var(--font-body);
  font-size: 18px;
  font-style: italic;
  line-height: 1.6;
  margin: 0 0 var(--space-md);
  color: var(--color-on-surface);
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.avatar {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--color-primary-container);
  color: var(--color-on-primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 22px;
  flex-shrink: 0;
}
.testimonial-author .name { font-family: var(--font-label); font-weight: 600; font-size: 14px; }
.testimonial-author .stars { color: #f5a623; font-size: 14px; }

/* ============ Team ============ */
.team-card { text-align: center; }
.team-card img {
  border-radius: var(--radius-md);
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  margin-bottom: var(--space-sm);
}
.team-card h3 { margin-bottom: var(--space-xs); }
.team-card .role { color: var(--color-primary); font-family: var(--font-label); font-weight: 600; font-size: 14px; margin-bottom: var(--space-sm); display: block; }

/* ============ CTA Banner ============ */
.cta-banner {
  background: var(--color-primary);
  color: var(--color-on-primary);
  text-align: center;
  padding: var(--space-xl) 0;
}
.cta-banner h2 { color: #fff; }
.cta-banner p { color: rgba(255,255,255,0.85); max-width: 600px; margin: 0 auto var(--space-md); }
.cta-banner .btn-secondary { color: #fff; border-color: #fff; }
.cta-banner .btn-secondary:hover { background: rgba(255,255,255,0.15); }

/* ============ Forms ============ */
.form-group { margin-bottom: var(--space-md); }
label.field-label { display: block; font-family: var(--font-label); font-weight: 600; font-size: 14px; margin-bottom: var(--space-xs); color: var(--color-on-surface); }
input, textarea, select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 16px;
  padding: 12px 16px;
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-default);
  background: var(--color-surface-container-lowest);
  color: var(--color-on-surface);
  transition: border-color 0.2s, box-shadow 0.2s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(13, 115, 119, 0.1);
}
textarea { min-height: 140px; resize: vertical; }

/* ============ FAQ ============ */
.faq-item {
  border-bottom: 1px solid var(--color-outline-variant);
  padding: var(--space-md) 0;
}
.faq-item summary {
  font-family: var(--font-headline);
  font-weight: 600;
  font-size: 18px;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: '+'; font-size: 24px; color: var(--color-primary); }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { margin-top: var(--space-sm); color: var(--color-on-surface-variant); }

/* ============ Contact / Map ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }

.info-item { display: flex; gap: var(--space-sm); margin-bottom: var(--space-md); align-items: flex-start; }
.info-item svg { width: 24px; height: 24px; color: var(--color-primary); flex-shrink: 0; margin-top: 2px; }
.map-embed { border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--color-outline-variant); }
.map-embed iframe { width: 100%; height: 400px; border: 0; display: block; }

/* ============ Footer ============ */
.site-footer {
  background: var(--color-inverse-surface);
  color: var(--color-inverse-on-surface);
  padding: var(--space-lg) 0 var(--space-md);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }

.site-footer h4 {
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin: 0 0 var(--space-sm);
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: var(--space-xs); }
.site-footer a { color: var(--color-outline-variant); transition: color 0.2s; }
.site-footer a:hover { color: var(--color-secondary-container); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: 14px;
  color: var(--color-outline-variant);
}
.social-links { display: flex; gap: var(--space-sm); }
.social-links a {
  width: 36px; height: 36px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1);
  display: flex; align-items: center; justify-content: center;
}
.social-links svg { width: 18px; height: 18px; }

/* ============ Cookie Consent ============ */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--color-inverse-surface);
  color: var(--color-inverse-on-surface);
  padding: var(--space-md);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  text-align: center;
}
.cookie-banner.show { display: flex; }
.cookie-banner p { margin: 0; font-size: 14px; }
.cookie-banner .btn { padding: 10px 20px; }

/* ============ Utility ============ */
.text-center { text-align: center; }
.mt-lg { margin-top: var(--space-lg); }
.mb-lg { margin-bottom: var(--space-lg); }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary-container);
  color: var(--color-on-primary-container);
  font-family: var(--font-label);
  font-size: 14px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-sm);
}

.page-hero {
  background: var(--color-surface-container);
  padding: var(--space-lg) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-outline-variant);
}
.page-hero p { max-width: 600px; margin: 0 auto; color: var(--color-on-surface-variant); }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }
.gallery-grid img { border-radius: var(--radius-md); width: 100%; height: 260px; object-fit: cover; }
@media (max-width: 900px) { .gallery-grid { grid-template-columns: 1fr; } }

.payment-methods { display: flex; gap: var(--space-md); flex-wrap: wrap; justify-content: center; margin-top: var(--space-md); }
.payment-card {
  background: var(--color-surface-container-lowest);
  border: 1px solid var(--color-outline-variant);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  flex: 1;
  min-width: 220px;
}