:root {
  --magenta: #b0217a;
  --magenta-dark: #8a1660;
  --plum: #3b1f4a;
  --ink: #2b2733;
  --muted: #6b6574;
  --mint: #d8f5e8;
  --sky: #cfe0ff;
  --tint: #f6f4fb;
  --line: #e6e1ee;
  --wa: #1f9e55;
  --radius: 14px;
  --serif: "Lora", Georgia, serif;
  --sans: "Nunito Sans", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; font: 17px/1.65 var(--sans); color: var(--ink); background: #fff; }
img { max-width: 100%; display: block; }
a { color: var(--magenta); }
h1, h2, h3 { font-family: var(--serif); color: var(--plum); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2.4rem, 6vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.3rem); }
h3 { font-size: 1.25rem; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }

/* Buttons */
.btn { display: inline-block; padding: .8em 1.4em; border-radius: 999px; font-weight: 700; text-decoration: none; border: 2px solid transparent; cursor: pointer; font: inherit; font-weight: 700; }
.btn-sm { padding: .45em 1em; font-size: .9rem; }
.btn-primary { background: var(--magenta); color: #fff; }
.btn-primary:hover { background: var(--magenta-dark); }
.btn-wa { background: var(--wa); color: #fff; }
.btn-wa:hover { filter: brightness(.92); }
.btn-outline { border-color: var(--magenta); color: var(--magenta); background: #fff; }
.btn-outline:hover { background: var(--magenta); color: #fff; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,.95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand strong { display: block; font-family: var(--serif); font-size: 1.35rem; color: var(--magenta); line-height: 1; }
.brand small { color: var(--muted); font-size: .75rem; letter-spacing: .04em; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: .95rem; }
.nav a:hover { color: var(--magenta); }
.nav .lang { color: var(--magenta); }

/* Hero */
.hero { background: linear-gradient(110deg, var(--mint), var(--sky)); padding: 72px 0 80px; }
.lead { font-size: 1.2rem; max-width: 34ch; margin: 0 0 2em; }
.headshot { width: 120px; height: 120px; border-radius: 50%; margin: 0 auto 16px; display: grid; place-items: center; background: linear-gradient(135deg, #e9c3dc, #c9d6f7); color: var(--plum); font-family: var(--serif); font-size: 1.8rem; }

/* Sections */
.section { padding: 80px 0; }
.section-tint { background: var(--tint); }
.section-lead { color: var(--muted); max-width: 60ch; margin: 0 0 2.2em; font-size: 1.05rem; }
.card { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: #fff; }
.card ul { padding-left: 1.1em; margin: 0; }
.card li { margin-bottom: .35em; }
.card li::marker { color: var(--magenta); }
.card-wide { margin-top: 20px; display: flex; gap: 24px; align-items: center; justify-content: space-between; background: linear-gradient(110deg, #fdf3f9, #f1f5ff); border: none; }
.card-wide p { margin: 0; max-width: 70ch; }
.card-wide .btn { flex-shrink: 0; }


/* About */
.about { display: grid; grid-template-columns: 280px 1fr; gap: 56px; align-items: start; }
.headshot-lg { width: 280px; height: 340px; border-radius: 20px; font-size: 1.2rem; }
.creds { margin: 1.6em 0; display: grid; gap: 12px; }
.creds div { display: grid; grid-template-columns: 140px 1fr; gap: 12px; border-top: 1px solid var(--line); padding-top: 12px; }
.creds dt { font-weight: 700; color: var(--plum); }
.creds dd { margin: 0; color: var(--muted); }
blockquote { margin: 0; padding: 18px 24px; border-left: 4px solid var(--magenta); background: var(--tint); border-radius: 0 var(--radius) var(--radius) 0; font-family: var(--serif); font-style: italic; color: var(--plum); font-size: 1.1rem; }

/* Talks */
.talks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.talks li { background: #fff; border-radius: 12px; padding: 16px 20px; display: flex; gap: 20px; align-items: baseline; }
.year { font-weight: 700; color: var(--magenta); min-width: 70px; }

/* Contact */
.contact { max-width: 680px; }
.contact-list { list-style: none; padding: 0; margin: 28px 0; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 10px 20px; }
.contact-list li { display: contents; }
.contact-list span { font-weight: 700; color: var(--plum); }
.contact-list a { overflow-wrap: anywhere; }
.note { font-size: .9rem; color: var(--muted); background: #fff6e8; border-radius: 12px; padding: 14px 16px; }

/* Footer */
.site-footer { background: var(--plum); color: #fff; padding: 32px 0; font-size: .9rem; }
.site-footer .muted { color: #cbbfd6; }
.footer-inner p { margin: .3em 0; }

/* Floating WhatsApp */
.wa-float { position: fixed; right: 20px; bottom: 20px; width: 56px; height: 56px; border-radius: 50%; background: var(--wa); color: #fff; display: grid; place-items: center; box-shadow: 0 6px 20px rgba(0,0,0,.2); z-index: 20; }

/* Mobile */
@media (max-width: 900px) {
  .nav a:not(.lang) { display: none; }
  .header-inner { gap: 14px; }
  .hero { padding: 48px 0 56px; }
  .about, .contact { grid-template-columns: 1fr; gap: 32px; }
  .card-wide { flex-direction: column; align-items: flex-start; }
  .headshot-lg { width: 100%; max-width: 280px; height: 300px; margin: 0; }
  .section { padding: 56px 0; }
}
@media (max-width: 560px) {
  .creds div { grid-template-columns: 1fr; gap: 2px; }
  .talks li { flex-direction: column; gap: 2px; }
}

/* Tamil */
:lang(ta) body, body:lang(ta) { font-family: "Noto Sans Tamil", var(--sans); line-height: 1.8; }
:lang(ta) h1, :lang(ta) h2, :lang(ta) h3, :lang(ta) blockquote { font-family: "Noto Serif Tamil", var(--serif); line-height: 1.4; }
:lang(ta) h1 { font-size: clamp(2rem, 5vw, 3rem); }

/* Condition pages */
.page-hero { background: linear-gradient(110deg, var(--mint), var(--sky)); padding: 48px 0 40px; }
.crumbs { font-size: .9rem; margin: 0 0 1em; }
.crumbs a { color: var(--muted); }
.article { display: grid; grid-template-columns: 1fr 300px; gap: 56px; padding: 56px 16px 80px; align-items: start; }
.article h2 { font-size: 1.6rem; margin-top: 1.6em; }
.article h2:first-child { margin-top: 0; }
.article h3 { margin-top: 1.2em; }
.article ul { padding-left: 1.2em; }
.article li { margin-bottom: .4em; }
.article li::marker { color: var(--magenta); }
.signs { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 1em 0; }
.signs .card h3 { margin-top: 0; }
.callout { background: var(--tint); border-left: 4px solid var(--magenta); border-radius: 0 var(--radius) var(--radius) 0; padding: 16px 20px; margin: 1.5em 0; }
.callout p { margin: 0; }
.aside { position: sticky; top: 92px; display: grid; gap: 16px; }
.aside .card p { margin: 0 0 1em; color: var(--muted); font-size: .95rem; }
.aside .btn { width: 100%; text-align: center; }
.aside nav a { display: block; padding: 6px 0; text-decoration: none; font-weight: 600; }
.aside nav a[aria-current] { color: var(--plum); }
.disclaimer { font-size: .85rem; color: var(--muted); margin-top: 2.5em; border-top: 1px solid var(--line); padding-top: 1em; }
@media (max-width: 900px) {
  .article { grid-template-columns: 1fr; gap: 32px; }
  .aside { position: static; }
}
@media (max-width: 560px) { .signs { grid-template-columns: 1fr; } }

/* Photos */
img.headshot { object-fit: cover; object-position: 50% 25%; }
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.gallery figure { margin: 0; background: #fff; border-radius: 12px; overflow: hidden; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.gallery figcaption { padding: 10px 14px; font-size: .85rem; color: var(--muted); line-height: 1.45; }
@media (max-width: 900px) { .gallery { grid-template-columns: 1fr 1fr; } }

/* Adult guides */
.chips { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.chips a { display: inline-block; padding: 8px 16px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--plum); text-decoration: none; font-weight: 600; font-size: .95rem; }
.chips a:hover { border-color: var(--magenta); color: var(--magenta); }
.page-hero .chips { margin-top: 24px; }
.guide { padding-top: 28px; margin-top: 28px; border-top: 1px solid var(--line); scroll-margin-top: 90px; }
.guide:first-of-type { border-top: 0; margin-top: 0; padding-top: 0; }
.guide h2 { margin-top: 0; }
.guide h3 { font-size: 1rem; font-family: var(--sans); text-transform: uppercase; letter-spacing: .06em; color: var(--magenta); margin: 1em 0 .4em; }
:lang(ta) .guide h3 { font-family: "Noto Sans Tamil", var(--sans); letter-spacing: 0; text-transform: none; }

/* Hybrid homepage: doors, tabs, steps */
.center { text-align: center; }
.section-lead.center { margin-left: auto; margin-right: auto; }
.hero-doors { padding: 48px 0 64px; }
.intro { text-align: center; margin-bottom: 36px; }
.intro-photo { width: 108px; height: 108px; border-radius: 50%; object-fit: cover; object-position: 50% 25%; border: 4px solid #fff; box-shadow: 0 6px 20px rgba(59,31,74,.15); margin: 0 auto 16px; }
.intro-sub { color: var(--muted); margin: 0; }
.doors { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 900px; margin: 0 auto; }
.door { display: block; background: #fff; border-radius: 20px; padding: 28px 30px; text-decoration: none; color: var(--ink); box-shadow: 0 10px 30px rgba(59,31,74,.08); border: 2px solid transparent; transition: transform .15s, border-color .15s; }
.door:hover { transform: translateY(-3px); border-color: var(--magenta); }
.door small { text-transform: uppercase; letter-spacing: .1em; font-weight: 700; color: var(--magenta); font-size: .75rem; }
.door h2 { font-size: 1.5rem; margin: 6px 0 8px; }
.door p { color: var(--muted); margin: 0 0 14px; }
.door span { font-weight: 700; color: var(--magenta); }
.doors-note { text-align: center; margin: 22px 0 0; font-size: .95rem; }

.tab-input { position: absolute; opacity: 0; pointer-events: none; }
.tabs { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin: 0 0 28px; }
.tabs label { padding: 10px 22px; border-radius: 999px; background: var(--tint); font-weight: 700; cursor: pointer; }
#tab-adults:checked ~ .tabs [for=tab-adults], #tab-children:checked ~ .tabs [for=tab-children], #tab-assess:checked ~ .tabs [for=tab-assess] { background: var(--magenta); color: #fff; }
.tab-input:focus-visible ~ .tabs label { outline: 2px dashed var(--line); }
.panel { display: none; grid-template-columns: repeat(4, 1fr); gap: 12px; }
#tab-adults:checked ~ .panel-adults, #tab-children:checked ~ .panel-children, #tab-assess:checked ~ .panel-assess { display: grid; }
.tile { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 16px 18px; border-radius: 14px; background: var(--tint); color: var(--ink); text-decoration: none; font-weight: 600; border-left: 4px solid var(--magenta); }
a.tile::after { content: "→"; color: var(--magenta); }
a.tile:hover { background: #f3e6ef; }
.tile-info { display: block; }
.tile-info small { display: block; font-weight: 400; color: var(--muted); font-size: .88rem; margin-top: 2px; }
.panel-note { grid-column: 1 / -1; color: var(--muted); font-size: .95rem; margin: 4px 0 0; }
#help .card-wide { margin-top: 36px; }

.steps-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; text-align: center; }
.steps-row b { display: grid; place-items: center; width: 48px; height: 48px; margin: 0 auto 12px; border-radius: 50%; background: var(--magenta); color: #fff; font-size: 1.2rem; }
.steps-row h3 { margin-bottom: .3em; }
.steps-row p { color: var(--muted); margin: 0; }

@media (max-width: 900px) {
  .doors, .steps-row { grid-template-columns: 1fr; }
  .panel { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) { .panel { gap: 8px; } .tile { padding: 12px; font-size: .92rem; } a.tile::after { content: none; } }

/* About: quick stats */
.stats { list-style: none; padding: 20px 0; margin: 0 0 1.4em; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; text-align: center; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); font-size: .9rem; line-height: 1.35; }
.stats strong { display: block; font-family: var(--serif); font-size: 2.2rem; font-weight: 600; color: var(--magenta); line-height: 1.1; margin-bottom: 4px; }
@media (max-width: 560px) { .stats { grid-template-columns: 1fr 1fr; row-gap: 20px; } }

/* CTA band */
.cta-band { background: var(--magenta); color: #fff; text-align: center; padding: 72px 0; }
.cta-band h2 { color: #fff; font-size: clamp(2rem, 5vw, 3rem); }
.cta-band p { opacity: .88; margin: 0 0 28px; font-size: 1.1rem; }
.btn-light { background: #fff; color: var(--magenta); }
.btn-light:hover { background: var(--tint); }
.contact > * { min-width: 0; }
.gallery img[src$="patient-assistance-talk.jpg"] { object-position: 50% 0; } /* portrait shot: keep head in frame */