/* ============================================
   Peyman Banooni, MD — Design System
   Direction: "Growth to Bloom" — the visual language
   of fibroid pathology (concentric, radial growths)
   reframed as a botanical healing motif. Clinical,
   editorial, Beverly-Hills-understated. Not a stock
   pink-ribbon women's-health look; not a generic
   cream/terracotta AI look.
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,340..600&family=Public+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  /* Color */
  --bg:        #FAF8F4;
  --bg-alt:    #F0EAE0;
  --card:      #FFFFFF;
  --ink:       #16302C;   /* deep pine-teal-black */
  --ink-soft:  #46605C;
  --accent:    #7D2E3A;   /* deep wine/berry */
  --accent-2:  #C98A93;   /* blush, used sparingly */
  --sage:      #62785F;   /* healing green */
  --sage-soft: #DCE4D6;
  --line:      #DCD3C3;   /* hairline rule */
  --line-dark: rgba(22,48,44,0.14);

  /* Type */
  --display: 'Fraunces', serif;
  --body: 'Public Sans', -apple-system, sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  /* Scale */
  --s-1: 0.8rem;
  --s0: 1rem;
  --s1: 1.25rem;
  --s2: 1.75rem;
  --s3: 2.5rem;
  --s4: 3.5rem;
  --s5: 5rem;

  --radius: 2px;
  --max-w: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.75rem;
}

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 480;
  color: var(--ink);
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 420; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.6rem); font-weight: 560; }

p { margin: 0 0 1.1em; }
.lede { font-size: 1.2rem; color: var(--ink-soft); max-width: 46rem; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  margin-bottom: 0.9em;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 1px;
  background: var(--accent);
  display: inline-block;
}

/* ---------- Screen-reader-only utility ---------- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Skip link (accessibility) ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--ink);
  color: var(--bg);
  padding: 0.9rem 1.4rem;
  font-family: var(--body);
  font-weight: 600;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus {
  left: 0;
}

/* ---------- Focus & motion ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--sage);
  outline-offset: 3px;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250,248,244,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.75rem;
  max-width: var(--max-w); margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 0.7rem; }
.brand-mark { width: 40px; height: 40px; flex-shrink: 0; }
.brand-text { font-family: var(--display); font-size: 1.05rem; line-height: 1.15; color: var(--ink); }
.brand-text small { display: block; font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.08em; color: var(--ink-soft); text-transform: uppercase; margin-top: 2px; }
.brand:hover { text-decoration: none; }

.nav-links { display: flex; gap: 2rem; align-items: center; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--ink); font-size: 0.94rem; font-weight: 500; }
.nav-links a:hover { color: var(--accent); text-decoration: none; }
.nav-links a.active { color: var(--accent); }

.nav-cta {
  font-family: var(--mono);
  font-size: 0.78rem; letter-spacing: 0.04em;
  background: var(--ink); color: var(--bg) !important;
  padding: 0.65rem 1.1rem; border-radius: var(--radius);
  white-space: nowrap;
}
.nav-cta:hover { background: var(--accent); text-decoration: none; }

.nav-toggle {
  display: none; background: none; border: none; cursor: pointer;
  padding: 0.6rem; margin: -0.6rem;
  min-width: 44px; min-height: 44px;
  align-items: center; justify-content: center;
}
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; }

@media (max-width: 880px) {
  .nav-links { position: fixed; top: 73px; left: 0; right: 0; bottom: 0; background: var(--bg);
    flex-direction: column; align-items: flex-start; padding: 2rem 1.75rem; gap: 1.5rem;
    transform: translateX(100%); transition: transform 0.25s ease; overflow-y: auto; }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.1rem; }
  .nav-toggle { display: flex; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--body); font-weight: 600; font-size: 0.98rem;
  padding: 0.9rem 1.6rem; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #641f2a; text-decoration: none; }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--line-dark); }
.btn-outline:hover { border-color: var(--ink); text-decoration: none; }
.btn-ghost { color: var(--ink); border-color: transparent; padding-left: 0; padding-right: 0; }
.btn-ghost:hover { color: var(--accent); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: var(--s5) 0 var(--s4);
  overflow: hidden;
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3rem; align-items: center;
}
.hero-art { position: relative; }
.hero-stats {
  display: flex; gap: 2.2rem; margin-top: var(--s2); flex-wrap: wrap;
}
.stat b { display: block; font-family: var(--display); font-size: 2rem; color: var(--ink); }
.stat span { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-soft); }
.hero-actions { display: flex; gap: 1rem; margin-top: var(--s2); flex-wrap: wrap; }

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; max-width: 280px; margin: 0 auto 1rem; }
}

/* ---------- Section shells ---------- */
section { padding: var(--s4) 0; }
.section-alt { background: var(--bg-alt); }
.section-ink { background: var(--ink); color: var(--bg); }
.section-ink h2, .section-ink h3 { color: var(--bg); }
.section-ink .eyebrow { color: var(--accent-2); }
.section-ink .eyebrow::before { background: var(--accent-2); }
.section-head { max-width: 42rem; margin-bottom: var(--s3); }

hr.rule { border: none; border-top: 1px solid var(--line); margin: 0; }

/* ---------- Cards / grids ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.75rem; }
@media (max-width: 880px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem;
}
.card h3 { margin-bottom: 0.4em; }
.card .card-num { font-family: var(--mono); font-size: 0.75rem; color: var(--accent); margin-bottom: 0.8em; display: block; }

.symptom-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem 2rem; }
.symptom-list li { padding-left: 1.4rem; position: relative; }
.symptom-list li::before { content: ''; position: absolute; left: 0; top: 0.55em; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
@media (max-width: 640px) { .symptom-list { grid-template-columns: 1fr; } }

/* ---------- Treatment comparison table ---------- */
.tx-table { width: 100%; border-collapse: collapse; margin-top: 1rem; }
.tx-table th, .tx-table td { text-align: left; padding: 1rem 1.1rem; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 0.95rem; }
.tx-table th { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); font-weight: 500; }
.tx-table tr:last-child td { border-bottom: none; }
.tx-table td:first-child { font-family: var(--display); font-weight: 560; color: var(--ink); white-space: nowrap; }
.tx-table-wrap { overflow-x: auto; }

/* ---------- FAQ (also drives FAQPage schema) ---------- */
.faq-item { border-bottom: 1px solid var(--line); padding: 1.5rem 0; }
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-q { font-family: var(--display); font-size: 1.15rem; margin: 0 0 0.5em; color: var(--ink); }
.faq-a { color: var(--ink-soft); margin: 0; }

/* ---------- CTA banner ---------- */
.cta-band {
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  padding: var(--s3) var(--s3);
  display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap;
}
.cta-band h2, .cta-band p { color: #fff; }
.cta-band .eyebrow { color: var(--accent-2); }
.cta-band .eyebrow::before { background: var(--accent-2); }
.cta-band .btn-primary { background: #fff; color: var(--accent); }
.cta-band .btn-primary:hover { background: var(--bg); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: var(--s3) 0 var(--s2); background: var(--bg-alt); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer-grid h3 { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 1em; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; }
.footer-grid li { margin-bottom: 0.6em; }
.footer-grid a { color: var(--ink-soft); font-size: 0.94rem; }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom { margin-top: var(--s3); padding-top: 1.5rem; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: 0.85rem; color: var(--ink-soft); }
@media (max-width: 880px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.4rem; }
  .signature-stats { gap: 1.2rem; }
}

/* ---------- Blog ---------- */
.post-list { display: flex; flex-direction: column; }
.post-row {
  display: grid; grid-template-columns: 140px 1fr; gap: 2rem;
  padding: 1.9rem 0; border-bottom: 1px solid var(--line);
}
.post-row:first-child { border-top: 1px solid var(--line); }
.post-date { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-soft); padding-top: 0.3em; }
.post-row h3 { margin-bottom: 0.35em; }
.post-row h3 a { color: var(--ink); }
.post-row h3 a:hover { color: var(--accent); text-decoration: none; }
.post-tag { font-family: var(--mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--sage); }
@media (max-width: 640px) { .post-row { grid-template-columns: 1fr; gap: 0.4rem; } }

.article-body { max-width: 40rem; margin: 0 auto; }
.article-body h2 { margin-top: 1.6em; }
.article-body h3 { margin-top: 1.3em; }
.article-body ul, .article-body ol { padding-left: 1.3em; }
.article-body li { margin-bottom: 0.5em; }
.article-meta { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-soft); margin-bottom: 1.5rem; display: flex; gap: 1.2rem; flex-wrap: wrap; }
.article-header { max-width: 40rem; margin: 0 auto var(--s3); }
.byline-box {
  display: flex; gap: 1rem; align-items: center; background: var(--bg-alt);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.3rem; margin-top: var(--s3);
  max-width: 40rem; margin-left: auto; margin-right: auto;
}
.byline-box img { width: 52px; height: 52px; border-radius: 50%; }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-family: var(--mono); font-size: 0.75rem; color: var(--ink-soft); margin-bottom: 1.5rem; }
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--accent); }

/* ---------- Form ---------- */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }
label { display: block; font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--ink-soft); margin-bottom: 0.5em; }
input, textarea, select {
  width: 100%; font-family: var(--body); font-size: 1rem; padding: 0.8rem 0.9rem;
  border: 1px solid var(--line-dark); border-radius: var(--radius); background: #fff; color: var(--ink); margin-bottom: 1.2rem;
}
textarea { resize: vertical; min-height: 120px; }

/* ---------- Divider motif (signature element reused) ---------- */
.bloom-divider { display: flex; justify-content: center; padding: 0.5rem 0 var(--s1); opacity: 0.7; }

/* ---------- Expandable research portfolio ---------- */
.research-toggle {
  cursor: pointer;
  list-style: none;
  display: inline-flex; align-items: center; gap: 0.6em;
  font-family: var(--mono); font-size: 0.85rem; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
  padding: 0.9rem 0; user-select: none;
}
.research-toggle::-webkit-details-marker { display: none; }
.research-toggle::marker { content: ''; }
.research-toggle .toggle-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border: 1px solid var(--accent); border-radius: 50%;
  font-size: 0.9rem; line-height: 1;
}
details[open] .toggle-icon::before { content: '\2212'; } /* minus */
details:not([open]) .toggle-icon::before { content: '\002B'; } /* plus */

.research-year-group { margin-top: 2rem; }
.research-year-group:first-child { margin-top: 1rem; }
.research-year { font-family: var(--display); font-size: 1.15rem; color: var(--ink); margin-bottom: 0.7rem; }

.research-entry {
  display: grid; grid-template-columns: 210px 1fr; gap: 1rem;
  padding: 0.9rem 0; border-bottom: 1px solid var(--line);
}
.research-entry:last-child { border-bottom: none; }
.research-meta { display: flex; flex-direction: column; gap: 0.3rem; }
.research-sponsor { font-weight: 600; color: var(--ink); font-size: 0.92rem; }
.research-role {
  font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 0.15rem 0.5rem; border-radius: 20px; display: inline-block; width: fit-content;
}
.role-pi { background: var(--accent); color: #fff; }
.role-subi { background: var(--sage-soft); color: #42593F; }
.research-desc { font-size: 0.92rem; color: var(--ink-soft); margin: 0; }

.pub-entry { padding: 0.9rem 0; border-bottom: 1px solid var(--line); font-size: 0.92rem; color: var(--ink-soft); }
.pub-entry:last-child { border-bottom: none; }
.pub-entry strong { color: var(--ink); }

@media (max-width: 640px) {
  .research-entry { grid-template-columns: 1fr; gap: 0.4rem; }
}

/* ---------- Video embed ---------- */
.video-embed {
  position: relative; width: 100%; aspect-ratio: 16 / 9;
  border-radius: var(--radius); overflow: hidden; background: var(--ink);
  border: 1px solid var(--line);
}
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-caption { font-size: 0.85rem; color: var(--ink-soft); margin-top: 0.75rem; }

/* ---------- Signature technique callout ---------- */
.signature-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 2rem 2.2rem;
}
.signature-badge {
  display: inline-flex; align-items: center; gap: 0.5em;
  font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
  background: var(--sage-soft); color: var(--sage);
  padding: 0.3rem 0.7rem; border-radius: 20px; margin-bottom: 1rem;
}
.signature-stats { display: flex; gap: 2rem; flex-wrap: wrap; margin-top: 1.25rem; padding-top: 1.25rem; border-top: 1px solid var(--line); }
.signature-stats .stat b { font-size: 1.4rem; }

.small-print { font-size: 0.85rem; color: var(--ink-soft); }