:root {
  --color-blue: #4a90d9;
  --color-green: #5bad72;
  --color-blue-dark: #2f6fb5;
  --color-green-dark: #2e7d4a;
  --color-blue-tint: #eaf3fc;
  --color-green-tint: #eaf6ee;
  --color-red-tint: #fdecec;
  --color-red-dark: #b42318;
  --color-ink: #1f2a37;
  --color-ink-soft: #4b5563;
  --color-line: #d6e4f3;
  --blue: var(--color-blue);
  --green: var(--color-green);
  --blue-dark: var(--color-blue-dark);
  --green-dark: var(--color-green-dark);
  --blue-tint: var(--color-blue-tint);
  --green-tint: var(--color-green-tint);
  --red-tint: var(--color-red-tint);
  --red-dark: var(--color-red-dark);
  --ink: var(--color-ink);
  --ink-soft: var(--color-ink-soft);
  --line: var(--color-line);
  --bg: #fff;
  --radius: 14px;
  --container: 1100px;
  --contact-bar-h: 64px;
  --header-h: 64px;
  --font-heading: "Prompt", "Sarabun", system-ui, sans-serif;
  --font-body: "Sarabun", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 8px); }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  overflow-wrap: anywhere;
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.7;
  padding-bottom: calc(var(--contact-bar-h) + env(safe-area-inset-bottom, 0px));
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--ink);
  margin: 0 0 .5em;
  font-weight: 600;
  line-height: 1.35;
}
h1 { font-size: 1.875rem; color: var(--blue-dark); }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 .9em; }
a { color: var(--blue-dark); }
a:focus-visible, button:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 2px;
}

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 1rem; }
.section { padding-block: 2.5rem; }
.list-section { padding-top: 0; }
.sr-only {
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0; width: 1px; height: 1px; margin: -1px; padding: 0;
  position: absolute; overflow: hidden;
}

.skip-link {
  z-index: 100; background: var(--blue-dark); color: #fff;
  border-radius: 8px; padding: .5rem 1rem;
  transition: top .15s; position: absolute; top: -4rem; left: .5rem;
}
.skip-link:focus { top: .5rem; }

.btn {
  min-height: 44px; font-family: var(--font-heading); cursor: pointer;
  text-align: center; border: 2px solid transparent; border-radius: 999px;
  justify-content: center; align-items: center; gap: .4em;
  padding: .55rem 1.1rem; font-size: 1rem; font-weight: 500; line-height: 1.3;
  text-decoration: none; display: inline-flex;
}
.btn-primary { background: var(--blue-dark); color: #fff; }
.btn-primary:hover { background: var(--blue); color: #fff; }
.btn-line { background: var(--green-dark); color: #fff; }
.btn-line:hover { background: var(--green); color: #fff; }
.btn-outline { color: var(--blue-dark); border-color: var(--blue-dark); background: #fff; }

.site-header {
  z-index: 50; border-bottom: 3px solid var(--blue);
  background: #fff; position: sticky; top: 0;
}
.site-header .bar {
  flex-wrap: wrap; align-items: center; column-gap: .75rem;
  max-width: 1280px; margin-inline: auto; padding-inline: 1rem; display: flex;
}
.brand {
  min-height: var(--header-h); color: var(--ink); font-family: var(--font-heading);
  white-space: nowrap; order: 1; align-items: center; gap: .6rem; min-width: 0;
  margin-right: auto; font-size: 1rem; font-weight: 600; line-height: 1.25;
  text-decoration: none; display: flex;
}
.brand img { border-radius: 50%; flex: none; width: 44px; height: 44px; }
.header-actions { order: 2; align-items: center; gap: .5rem; display: none; }
.header-actions .btn { white-space: nowrap; min-height: 40px; padding: .3rem .9rem; }
.menu-toggle {
  border: 2px solid var(--blue-dark); min-width: 44px; min-height: 44px;
  color: var(--blue-dark); font-family: var(--font-heading); cursor: pointer;
  background: #fff; border-radius: 10px; flex: none; order: 3;
  padding: .4rem .8rem; font-size: .95rem; font-weight: 500;
}
.site-nav { border-top: 1px solid var(--line); background: #fff; flex: 0 0 100%; order: 4; }
.js .site-nav[data-open="false"] { display: none; }
.site-nav ul { flex-direction: column; margin: 0; padding: .25rem 0 .5rem; list-style: none; display: flex; }
.site-nav a {
  color: var(--ink); font-family: var(--font-heading);
  border-bottom: 1px solid var(--blue-tint); padding: .7rem .25rem;
  font-weight: 500; text-decoration: none; display: block;
}
.site-nav a[aria-current="page"] {
  color: var(--blue-dark); box-shadow: inset 3px 0 0 var(--green); padding-left: .75rem;
}

@media (min-width: 768px) {
  .header-actions { display: flex; }
  .contact-bar { display: none !important; }
  body { padding-bottom: 0; }
}
@media (min-width: 1200px) {
  .menu-toggle { display: none !important; }
  .brand { margin-right: 0; }
  .site-nav, html.js .site-nav[data-open="false"] {
    background: none; border: 0; flex: auto; order: 2; display: block;
  }
  .header-actions { order: 3; }
  .site-nav ul { flex-flow: row; justify-content: center; gap: .1rem; padding: 0; }
  .site-nav a { white-space: nowrap; border: 0; border-radius: 8px; padding: .5rem .45rem; font-size: .95rem; }
  .site-nav a:hover { background: var(--blue-tint); }
  .site-nav a[aria-current="page"] {
    box-shadow: inset 0 -3px 0 var(--green); border-radius: 8px 8px 0 0; padding-left: .45rem;
  }
}

.emergency {
  background: var(--red-tint); border-radius: var(--radius);
  border: 2px solid #f0a8a8; align-items: flex-start; gap: .75rem;
  margin-block: 1.5rem; padding: 1rem 1.1rem; display: flex;
}
.emergency-icon { flex: none; font-size: 1.6rem; line-height: 1.2; }
.emergency-body { min-width: 0; }
.emergency h3 { color: var(--red-dark); margin-bottom: .35em; font-size: 1.1rem; }
.emergency p { margin-bottom: .75rem; }
.emergency-call { background: var(--red-dark); color: #fff; }
.emergency-call:hover { background: #8f1b14; color: #fff; }

.search-field { max-width: 640px; margin-bottom: 1.25rem; }
.search-field label { font-family: var(--font-heading); margin-bottom: .4rem; font-weight: 500; display: block; }
.search-field input[type="search"] {
  width: 100%; min-height: 48px; font: inherit; color: var(--ink);
  border: 2px solid var(--blue-dark); background: #fff; border-radius: 12px; padding: .5rem .9rem;
}
.filter-block { margin-bottom: 1rem; }
.filter-label {
  font-family: var(--font-heading); font-weight: 500; font-size: .95rem;
  margin: 0 0 .45rem; color: var(--ink);
}
.video-filters { flex-wrap: wrap; gap: .5rem; margin-bottom: .35rem; display: flex; }
.video-chip {
  min-height: 44px; font: inherit; font-family: var(--font-heading);
  color: var(--blue-dark); border: 2px solid var(--blue-dark); cursor: pointer;
  background: #fff; border-radius: 999px; padding: .3rem 1rem;
}
.video-chip[aria-pressed="true"] { color: #fff; background: var(--blue-dark); }
.search-status { min-height: 1.7em; color: var(--ink-soft); margin: .4rem 0 .8rem; font-size: .95rem; }
.search-empty { background: var(--blue-tint); border-radius: var(--radius); margin-top: 1rem; padding: .9rem 1rem; }
.search-empty[hidden] { display: none; }

.clip-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 600px) { .clip-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .clip-grid { grid-template-columns: repeat(3, 1fr); } }

.clip-card { margin: 0; }
.clip-card button.clip-open {
  width: 100%; height: 100%;
  border: 1px solid var(--line);
  border-top: 4px solid var(--green);
  border-radius: var(--radius);
  background: #fff;
  padding: 0;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.clip-card button.clip-open:hover { border-color: var(--blue); }
.thumb-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--blue-tint);
  overflow: hidden;
}
.thumb-wrap img {
  width: 100%; height: 100%; object-fit: cover;
}
.clip-card.is-short .thumb-wrap { aspect-ratio: 16 / 9; }
.play-badge {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(180deg, transparent 40%, #1f2a3740 100%);
}
.play-badge svg { width: 56px; height: 56px; filter: drop-shadow(0 2px 6px #0006); }
.type-pill {
  position: absolute; top: .5rem; left: .5rem;
  background: #fff; color: var(--blue-dark);
  font-family: var(--font-heading); font-size: .8rem; font-weight: 600;
  border-radius: 999px; padding: .15rem .55rem;
}
.clip-body { padding: .85rem 1rem 1rem; flex: 1; }
.clip-title {
  font-family: var(--font-heading); color: var(--blue-dark);
  font-weight: 500; line-height: 1.45; margin: 0 0 .35rem; font-size: 1.05rem;
}
.clip-meta { color: var(--ink-soft); font-size: .95rem; margin: 0; }
.clip-summary {
  color: var(--ink-soft); font-size: .95rem; margin: .4rem 0 0;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

.video-more { text-align: center; margin: 1.25rem 0 0; }

.site-footer {
  background: var(--blue-tint); border-top: 3px solid var(--green);
  padding-block: 2rem; font-size: .975rem;
}
.site-footer h2 { font-size: 1.15rem; }
.footer-grid { gap: 1.5rem; display: grid; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 1.3fr 1fr 1.2fr; } }
.social-list { flex-wrap: wrap; gap: .5rem .75rem; margin: 0; padding: 0; list-style: none; display: flex; }
.social-list a {
  border: 1px solid var(--line); min-height: 44px; color: var(--ink); background: #fff;
  border-radius: 999px; align-items: center; gap: .4rem;
  padding: .25rem .75rem .25rem .4rem; text-decoration: none; display: inline-flex;
}
.social-list svg { width: 28px; height: 28px; color: var(--blue-dark); flex: none; }
.footer-links { margin: 0; padding: 0; list-style: none; }
.footer-links li { margin-bottom: .35rem; }
.footer-note { border-top: 1px solid var(--line); color: var(--ink-soft); margin-top: 1.5rem; padding-top: 1rem; }
.footer-note p { margin-bottom: .4em; }

.contact-bar {
  z-index: 60; padding: .5rem .75rem calc(.5rem + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--line); background: #fff; gap: .5rem;
  display: flex; position: fixed; inset: auto 0 0;
  box-shadow: 0 -4px 14px #1f2a3714;
}
.contact-bar .btn { white-space: nowrap; flex: 1 1 0; min-height: 48px; padding-inline: .5rem; }

/* Modal player */
.player-modal[hidden] { display: none; }
.player-modal {
  position: fixed; inset: 0; z-index: 80;
  background: #1f2a37d9;
  display: flex; align-items: center; justify-content: center;
  padding: 1rem;
}
.player-dialog {
  background: #fff; border-radius: var(--radius);
  width: min(920px, 100%);
  max-height: calc(100vh - 2rem);
  overflow: auto;
  padding: 1rem 1rem 1.2rem;
}
.player-frame { position: relative; aspect-ratio: 16 / 9; background: #000; border-radius: 10px; overflow: hidden; }
.player-frame iframe { width: 100%; height: 100%; border: 0; position: absolute; inset: 0; }
.player-dialog h2 { font-size: 1.15rem; margin: .85rem 0 .35rem; }
.player-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .85rem; }
.player-close { margin-left: auto; }

/* Embed / iframe mode for the clinic website */
body.embed { padding-bottom: 0; }
body.embed .site-header,
body.embed .site-footer,
body.embed .contact-bar { display: none !important; }
body.embed .section { padding-top: 1rem; padding-bottom: 1.25rem; }
.embed-note {
  display: none;
  font-size: .95rem;
  margin: 0 0 1rem;
}
body.embed .embed-note { display: block; }