/* =========================================================
   CURA IMAGING & GASTRO CLINIC — DESIGN SYSTEM
   Palette derived from the clinic's own logo mark.
   ========================================================= */

:root {
  /* --- Brand colors (sampled from logo) --- */
  --teal: #66C4D0;        /* primary brand — center of the mark */
  --teal-dark: #47A3AF;   /* hover/active state for teal */
  --teal-tint: #EAF6F8;   /* light backgrounds */
  --blue: #0091CC;        /* Gastroenterology */
  --blue-tint: #E7F5FB;
  --purple: #7F4C97;      /* Liver / Hepatology */
  --purple-tint: #F3EAF6;
  --deep-purple: #48408B; /* Breast Health / Women's Imaging */
  --deep-purple-tint: #ECEAF6;

  /* --- Neutrals --- */
  --ink: #1B2430;
  --ink-soft: #5B6472;
  --ink-faint: #8A93A0;
  --paper: #FAFCFC;
  --surface: #FFFFFF;
  --line: #E4E9EB;
  --line-soft: #EEF2F3;

  /* --- Type --- */
  --font-display: "Sora", "Noto Sans Devanagari", "Segoe UI", sans-serif;
  --font-body: "Inter", "Noto Sans Devanagari", "Segoe UI", sans-serif;

  /* --- Scale --- */
  --radius-signature: 30px 10px 30px 10px;
  --radius-signature-flip: 10px 30px 10px 30px;
  --radius-card: 16px;
  --radius-pill: 999px;
  --shadow-soft: 0 4px 18px rgba(27, 36, 48, 0.06);
  --shadow-lift: 0 10px 30px rgba(27, 36, 48, 0.10);
  --container: 1160px;
}

/* --- Reset --- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.22;
  margin: 0 0 0.5em 0;
  color: var(--ink);
  font-weight: 700;
}
p { margin: 0 0 1em 0; }
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}
:focus-visible {
  outline: 3px solid var(--teal-dark);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   HEADER
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 252, 252, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
}
.brand img { height: 40px; width: 40px; object-fit: contain; }
.brand-name-full { display: none; }
@media (min-width: 560px) {
  .brand-name-full { display: inline; }
}

.main-nav {
  display: none;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 500;
}
.main-nav a { color: var(--ink-soft); position: relative; padding: 6px 0; }
.main-nav a:hover { color: var(--blue); }
@media (min-width: 900px) {
  .main-nav { display: flex; }
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.92rem;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--teal); color: #063338; }
.btn-primary:hover { background: var(--teal-dark); color: #fff; box-shadow: var(--shadow-lift); }
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--line);
  color: var(--ink);
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue); }
.btn-call-icon { display: inline-flex; }
.btn-text-mobile { display: none; }
@media (min-width: 480px) { .btn-text-mobile { display: inline; } }

.nav-toggle {
  display: inline-flex;
  border: none;
  background: none;
  padding: 6px;
  cursor: pointer;
}
@media (min-width: 900px) { .nav-toggle { display: none; } }

.mobile-nav {
  display: none;
  flex-direction: column;
  gap: 2px;
  padding: 10px 20px 18px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 4px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink-soft);
  font-weight: 500;
}
@media (min-width: 900px) { .mobile-nav { display: none !important; } }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: 40px 0 56px;
  background: linear-gradient(180deg, var(--teal-tint) 0%, var(--paper) 65%);
}
.hero-grid {
  display: grid;
  gap: 36px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1.05fr 0.95fr; gap: 48px; }
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-tint);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}
.hero h1 {
  font-size: clamp(1.9rem, 4.4vw, 2.8rem);
  max-width: 15ch;
}
.hero-lede {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 46ch;
  margin-bottom: 22px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}
.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--ink-soft);
  font-weight: 500;
}
.trust-item strong { color: var(--ink); font-weight: 700; }

/* Signature: quadrant grid echoing the logo's four-part cross */
.quadrant-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.quadrant-card {
  padding: 22px 18px;
  min-height: 148px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
  box-shadow: var(--shadow-soft);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.quadrant-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }
.quadrant-card svg { width: 34px; height: 34px; }
.quadrant-card .qc-label { font-weight: 700; font-size: 1rem; font-family: var(--font-display); }
.quadrant-card .qc-sub { font-size: 0.8rem; opacity: 0.92; margin-top: 2px; }
.qc-gastro { background: var(--blue); border-radius: var(--radius-signature); }
.qc-imaging { background: var(--teal); color: #063338; border-radius: var(--radius-signature-flip); }
.qc-breast { background: var(--deep-purple); border-radius: var(--radius-signature-flip); }
.qc-liver { background: var(--purple); border-radius: var(--radius-signature); }

/* =========================================================
   SECTION SCAFFOLDING
   ========================================================= */
.section { padding: 56px 0; }
.section-tight { padding: 40px 0; }
.section-head { max-width: 60ch; margin-bottom: 32px; }
.section-head .eyebrow { margin-bottom: 12px; }
.section-head h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
.section-head p { color: var(--ink-soft); font-size: 1.02rem; }
.bg-tint { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

/* Doctor cards */
.doctor-grid { display: grid; gap: 22px; }
@media (min-width: 760px) { .doctor-grid { grid-template-columns: 1fr 1fr; } }
.doctor-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 26px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.doctor-avatar {
  flex-shrink: 0;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: #fff;
  overflow: hidden;
}
.doctor-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 12%;
}

/* Large photo avatar for doctor profile page heroes */
.doctor-hero-photo {
  width: 168px;
  height: 168px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 4px solid var(--surface);
  box-shadow: var(--shadow-lift);
}
.doctor-hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center 12%; }

.doctor-profile-hero {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: center;
}
.credential-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 18px 0;
}
.credential-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.94rem;
  color: var(--ink-soft);
}
.credential-list li .dot { color: var(--blue); font-weight: 700; margin-top: 1px; }
.expertise-grid { display: grid; gap: 10px; grid-template-columns: repeat(2, 1fr); margin: 18px 0; }
@media (min-width: 600px) { .expertise-grid { grid-template-columns: repeat(3, 1fr); } }
.expertise-chip {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
  text-align: center;
}
.doctor-card.gastro .doctor-avatar { background: var(--blue); }
.doctor-card.imaging .doctor-avatar { background: var(--deep-purple); }
.doctor-card h3 { font-size: 1.15rem; margin-bottom: 2px; }
.doctor-role { color: var(--ink-soft); font-size: 0.92rem; margin-bottom: 10px; font-weight: 500; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
}
.doctor-card.gastro .tag { background: var(--blue-tint); color: var(--blue); }
.doctor-card.imaging .tag { background: var(--deep-purple-tint); color: var(--deep-purple); }
.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 0.9rem; margin-top: 14px; }
.doctor-card.gastro .link-arrow { color: var(--blue); }
.doctor-card.imaging .link-arrow { color: var(--deep-purple); }

/* Service pill grid */
.service-columns { display: grid; gap: 28px; }
@media (min-width: 760px) { .service-columns { grid-template-columns: 1fr 1fr; } }
.service-col {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 26px;
}
.service-col-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.service-col-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.service-col.gastro .service-col-icon { background: var(--blue-tint); }
.service-col.imaging .service-col-icon { background: var(--deep-purple-tint); }
.service-col h3 { font-size: 1.05rem; margin: 0; }
.pill-list { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; }
.pill-list a {
  display: inline-block;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  transition: border-color 0.15s ease, color 0.15s ease;
}
.service-col.gastro .pill-list a:hover { border-color: var(--blue); color: var(--blue); }
.service-col.imaging .pill-list a:hover { border-color: var(--deep-purple); color: var(--deep-purple); }

/* Symptom chips */
.chip-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-soft);
}
.chip:hover { border-color: var(--teal-dark); color: var(--ink); }

/* Location / hours */
.info-grid { display: grid; gap: 24px; }
@media (min-width: 860px) { .info-grid { grid-template-columns: 1.1fr 0.9fr; } }
.info-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 26px;
}
.info-row { display: flex; gap: 14px; padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
.info-row-wrap { flex-direction: column; gap: 8px; }
.info-row:last-child { border-bottom: none; }
.info-row .label { font-weight: 600; min-width: 110px; color: var(--ink); font-size: 0.92rem; }
.info-row .value { color: var(--ink-soft); font-size: 0.92rem; }
.area-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.area-list span {
  font-size: 0.8rem;
  background: var(--teal-tint);
  color: #0F5C63;
  padding: 4px 11px;
  border-radius: var(--radius-pill);
  font-weight: 600;
}

/* Reviews */
.review-grid { display: grid; gap: 18px; }
@media (min-width: 760px) { .review-grid { grid-template-columns: repeat(3, 1fr); } }
.review-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 22px;
}
.stars { color: #E8A93A; font-size: 0.95rem; margin-bottom: 10px; letter-spacing: 2px; }
.review-card p { font-size: 0.92rem; color: var(--ink-soft); margin-bottom: 12px; }
.review-name { font-weight: 700; font-size: 0.88rem; color: var(--ink); }

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--line);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 18px 4px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: var(--font-body);
}
.faq-question .icon { transition: transform 0.2s ease; flex-shrink: 0; margin-left: 12px; color: var(--blue); }
.faq-item.open .faq-question .icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-answer p { padding: 0 4px 18px; color: var(--ink-soft); font-size: 0.95rem; }

/* CTA band */
.cta-band {
  background: linear-gradient(120deg, var(--blue) 0%, var(--teal) 100%);
  border-radius: 24px;
  padding: 40px 32px;
  text-align: center;
  color: #fff;
}
.cta-band h2 { color: #fff; font-size: clamp(1.4rem, 3vw, 1.9rem); }
.cta-band p { color: rgba(255,255,255,0.9); max-width: 50ch; margin: 0 auto 22px; }
.cta-band .btn-primary { background: #fff; color: var(--blue); }
.cta-band .btn-primary:hover { background: #EAF6FF; }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.cta-band .btn-outline { border-color: rgba(255,255,255,0.5); color: #fff; }
.cta-band .btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.1); }

/* Footer */
.site-footer { background: #10171F; color: #C7CDD4; padding: 48px 0 24px; margin-top: 40px; }
.footer-grid { display: grid; gap: 32px; }
@media (min-width: 760px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-brand img { height: 34px; width: 34px; border-radius: 8px; background: #fff; }
.footer-brand span { font-family: var(--font-display); font-weight: 700; color: #fff; }
.site-footer h4 { color: #fff; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 14px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; font-size: 0.9rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid #232B34;
  margin-top: 36px;
  padding-top: 20px;
  font-size: 0.82rem;
  color: #7A828C;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between;
}
.disclaimer-box {
  background: #171F28;
  border: 1px solid #232B34;
  border-radius: 12px;
  padding: 16px 18px;
  font-size: 0.82rem;
  color: #9AA2AC;
  margin-top: 28px;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--ink-faint);
  padding: 16px 0;
}
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--blue); }

/* Service page building blocks */
.quickfacts { display: grid; gap: 14px; grid-template-columns: repeat(2, 1fr); margin: 28px 0; }
@media (min-width: 700px) { .quickfacts { grid-template-columns: repeat(4, 1fr); } }
.quickfact {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
}
.quickfact .qf-label { font-size: 0.76rem; color: var(--ink-faint); font-weight: 600; text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: 6px; }
.quickfact .qf-value { font-weight: 700; font-size: 1.02rem; color: var(--blue); }

.article-layout { display: grid; gap: 36px; }
@media (min-width: 960px) { .article-layout { grid-template-columns: 1fr 300px; } }
.article-body h2 { font-size: 1.4rem; margin-top: 40px; }
.article-body h2:first-child { margin-top: 0; }
.article-body h3 { font-size: 1.1rem; margin-top: 24px; }
.article-body p, .article-body li { color: var(--ink-soft); font-size: 1rem; }
.article-body ul, .article-body ol { padding-left: 22px; margin-bottom: 1em; }
.article-body li { margin-bottom: 8px; }

.prep-timeline { list-style: none; display: flex; flex-direction: column; gap: 0; margin: 20px 0; }
.prep-timeline li {
  position: relative;
  padding: 4px 0 22px 34px;
  border-left: 2px solid var(--line);
  margin-left: 8px;
}
.prep-timeline li:last-child { border-color: transparent; padding-bottom: 4px; }
.prep-timeline li::before {
  content: "";
  position: absolute;
  left: -7px; top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--blue);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--blue);
}
.prep-timeline .pt-label { font-weight: 700; font-size: 0.92rem; color: var(--ink); display: block; margin-bottom: 2px; }
.prep-timeline p { margin: 0; font-size: 0.92rem; }

.sidebar-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  padding: 22px;
  margin-bottom: 20px;
  position: sticky;
  top: 90px;
}
.sidebar-card h4 { font-size: 0.95rem; margin-bottom: 14px; }
.sidebar-links { display: flex; flex-direction: column; gap: 12px; }
.sidebar-links a { font-size: 0.9rem; color: var(--ink-soft); display: flex; justify-content: space-between; }
.sidebar-links a:hover { color: var(--blue); }
.sidebar-doc { display: flex; gap: 12px; align-items: center; margin-bottom: 14px; }
.sidebar-doc .doctor-avatar { width: 52px; height: 52px; font-size: 1rem; }
.sidebar-doc div strong { display: block; font-size: 0.92rem; }
.sidebar-doc div span { font-size: 0.8rem; color: var(--ink-soft); }

.callout {
  background: var(--blue-tint);
  border-left: 4px solid var(--blue);
  border-radius: 10px;
  padding: 16px 18px;
  margin: 24px 0;
  font-size: 0.92rem;
  color: #073B52;
}
.callout strong { display: block; margin-bottom: 4px; }
.risk-callout {
  background: #FFF6EA;
  border-left: 4px solid #D98E1F;
  border-radius: 10px;
  padding: 16px 18px;
  margin: 24px 0;
  font-size: 0.92rem;
  color: #6B4E12;
}