/* ============================================================
   Dr. Shafi Lodhi, MD — Forensic Neuropsychiatry
   Shared Stylesheet · shafilodhimd.com
   ============================================================ */

:root {
  --ink: #111111;
  --ink-secondary: #3D3D3D;
  --ink-tertiary: #6B6B6B;
  --ink-faint: #999999;
  --rule: #D4D0C8;
  --rule-light: #E8E5DE;
  --surface: #FAF9F6;
  --surface-warm: #F4F1EB;
  --surface-inset: #EDEAE3;
  --white: #FFFFFF;
  --accent: #8B2500;
  --accent-hover: #A43000;
  --accent-faint: rgba(139, 37, 0, 0.06);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 17px; scroll-behavior: smooth; }

body {
  font-family: 'Instrument Sans', -apple-system, sans-serif;
  color: var(--ink);
  background: var(--surface);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(139, 37, 0, 0.12);
  color: var(--ink);
}

/* ===== TYPE SYSTEM ===== */
.serif { font-family: 'Libre Baskerville', Georgia, serif; }

h1, h2, h3 {
  font-family: 'Libre Baskerville', Georgia, serif;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2.2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); }
h3 { font-size: 1.15rem; font-weight: 700; }
h4 { font-size: 0.95rem; font-weight: 700; font-family: 'Instrument Sans', sans-serif; }

a { color: var(--accent); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--accent-hover); }

/* ===== NAV ===== */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--rule);
}

.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-mark {
  font-family: 'Libre Baskerville', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--ink-tertiary);
  text-decoration: none;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.15s;
}

.nav-links a:hover { color: var(--ink); }

.nav-links .cta-link {
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 3px;
  transition: all 0.15s;
}

.nav-links .cta-link:hover {
  background: var(--accent);
  color: var(--white);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 28px;
  height: 20px;
  position: relative;
}

.nav-toggle span {
  display: block;
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--ink);
  transition: 0.25s;
}

.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 9px; }
.nav-toggle span:nth-child(3) { top: 18px; }

/* ===== PAGE HERO ===== */
.hero {
  padding: 10rem 2rem 5rem;
  max-width: 1140px;
  margin: 0 auto;
}

.hero-upper {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.hero h1 {
  max-width: 720px;
  margin-bottom: 1.5rem;
  color: var(--ink);
}

.hero h1 em {
  display: block;
  color: var(--ink-tertiary);
  font-weight: 400;
  font-style: italic;
}

.hero-body {
  font-size: 1.05rem;
  color: var(--ink-secondary);
  max-width: 600px;
  margin-bottom: 2.5rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.75rem 1.8rem;
  border-radius: 3px;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
}

.btn-fill {
  background: var(--ink);
  color: var(--white);
  border: 1px solid var(--ink);
}

.btn-fill:hover {
  background: var(--ink-secondary);
  border-color: var(--ink-secondary);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--rule);
}

.btn-ghost:hover { border-color: var(--ink); }

.btn-accent {
  background: var(--accent);
  color: var(--white);
  border: 1px solid var(--accent);
}

.btn-accent:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.btn-white {
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--white);
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.75rem 1.8rem;
  border-radius: 3px;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-white:hover { background: var(--surface); }

.btn-ghost-white {
  background: transparent;
  color: rgba(255,255,255,0.7);
  border: 1px solid rgba(255,255,255,0.2);
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.75rem 1.8rem;
  border-radius: 3px;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-ghost-white:hover {
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}

/* ===== CREDENTIALS STRIP ===== */
.credentials {
  display: flex;
  gap: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--rule);
}

.credential {
  display: flex;
  flex-direction: column;
}

.credential-value {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
}

.credential-label {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 0.15rem;
}

/* ===== DIVIDER ===== */
.divider {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 2rem;
}

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

/* ===== SECTION ===== */
.section {
  max-width: 1140px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.section-kicker {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.8rem;
}

.section h2 {
  margin-bottom: 1rem;
  color: var(--ink);
}

.section-lead {
  font-size: 1rem;
  color: var(--ink-secondary);
  max-width: 620px;
  line-height: 1.75;
  margin-bottom: 3rem;
}

/* ===== ANSWER BLOCKS (AEO) ===== */
.answer-block {
  background: var(--surface-warm);
  border-left: 3px solid var(--accent);
  padding: 1.4rem 1.8rem;
  margin: 1.5rem 0 2rem;
  border-radius: 0 6px 6px 0;
}

.answer-block strong {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.answer-block p {
  font-size: 0.95rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ===== DEFINITION BOX ===== */
.definition-box {
  background: var(--white);
  border: 1px solid var(--rule);
  padding: 1.6rem 2rem;
  border-radius: 8px;
  margin: 2rem 0;
}

.definition-box .def-term {
  font-family: 'Libre Baskerville', serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.definition-box p {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin: 0;
}

/* ===== CONTENT PROSE ===== */
.prose {
  max-width: 680px;
}

.prose p {
  font-size: 0.95rem;
  color: var(--ink-secondary);
  line-height: 1.8;
  margin-bottom: 1.2rem;
}

.prose h3 {
  margin-top: 2.5rem;
  margin-bottom: 0.8rem;
  color: var(--ink);
}

.prose ul, .prose ol {
  padding-left: 1.4rem;
  margin-bottom: 1.2rem;
}

.prose li {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  line-height: 1.7;
  margin-bottom: 0.4rem;
}

/* ===== TWO-COLUMN GRID ===== */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.grid-2 > * {
  background: var(--white);
  padding: 2.2rem;
}

.grid-2 h3 { margin-bottom: 0.6rem; color: var(--ink); }

.grid-2 p {
  font-size: 0.9rem;
  color: var(--ink-secondary);
  line-height: 1.7;
}

/* ===== FOUR-COLUMN GRID ===== */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.grid-4 > * {
  background: var(--white);
  padding: 1.6rem;
}

.grid-4 h4 { color: var(--ink); margin-bottom: 0.4rem; font-size: 0.88rem; }
.grid-4 p { font-size: 0.8rem; color: var(--ink-tertiary); line-height: 1.55; }

/* ===== THREE-COLUMN SERVICE GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.service-card {
  background: var(--white);
  padding: 2rem;
  transition: background 0.2s;
}

.service-card:hover { background: var(--accent-faint); }

.service-card .kicker {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.5rem;
}

.service-card h3 {
  color: var(--ink);
  margin-bottom: 0.6rem;
  font-size: 1.05rem;
}

.service-card p {
  font-size: 0.88rem;
  color: var(--ink-secondary);
  line-height: 1.65;
}

.service-card .learn-more {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--accent);
  text-transform: uppercase;
}

/* ===== COMPARISON TABLE ===== */
.comparison-wrap {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
  margin: 2rem 0;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.comparison-table thead {
  background: var(--ink);
  color: var(--white);
}

.comparison-table th {
  padding: 1rem 1.4rem;
  text-align: left;
  font-weight: 600;
  font-family: 'Instrument Sans', sans-serif;
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.comparison-table td {
  padding: 0.85rem 1.4rem;
  border-bottom: 1px solid var(--rule-light);
  color: var(--ink-secondary);
  line-height: 1.55;
  vertical-align: top;
}

.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody tr:hover { background: var(--accent-faint); }

.comparison-table .label {
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.check { color: var(--accent); font-weight: 700; }
.cross { color: var(--ink-faint); }

/* ===== TAGS ===== */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.tag {
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--rule);
  border-radius: 2px;
  color: var(--ink-tertiary);
}

/* ===== FAQ ===== */
.faq-list { max-width: 780px; }

.faq-item {
  border-bottom: 1px solid var(--rule);
  padding: 1.6rem 0;
}

.faq-item:first-child { padding-top: 0; }

.faq-item h3 {
  font-family: 'Instrument Sans', sans-serif;
  font-size: 1rem;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.faq-item h3::after {
  content: '+';
  font-size: 1.3rem;
  color: var(--ink-faint);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item.open h3::after {
  content: '−';
  color: var(--accent);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-answer { max-height: 600px; }

.faq-answer p {
  font-size: 0.92rem;
  color: var(--ink-secondary);
  line-height: 1.75;
  padding-top: 1rem;
  max-width: 640px;
}

/* ===== GLOSSARY ===== */
.glossary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.glossary-item {
  background: var(--white);
  padding: 1.6rem 2rem;
}

.glossary-item dt {
  font-family: 'Libre Baskerville', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.35rem;
}

.glossary-item dd {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  line-height: 1.65;
}

/* ===== CREDENTIALS SIDEBAR ===== */
.quals-list {
  list-style: none;
  padding: 0;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: 8px;
  overflow: hidden;
}

.quals-list li {
  padding: 0.65rem 1.4rem 0.65rem 2.4rem;
  position: relative;
  font-size: 0.88rem;
  color: var(--ink-secondary);
  border-bottom: 1px solid var(--rule-light);
}

.quals-list li:last-child { border-bottom: none; }

.quals-list li::before {
  content: '✓';
  position: absolute;
  left: 1rem;
  color: var(--accent);
  font-weight: 700;
  font-size: 0.85rem;
}

/* ===== PROCESS STEPS ===== */
.process-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  counter-reset: step;
}

.process-step {
  padding: 2rem;
  border-left: 1px solid var(--rule);
  counter-increment: step;
}

.process-step:first-child { border-left: none; }

.process-step::before {
  content: counter(step, decimal-leading-zero);
  font-family: 'Libre Baskerville', serif;
  font-size: 2rem;
  font-weight: 400;
  color: var(--rule);
  display: block;
  margin-bottom: 1rem;
}

.process-step h3 { margin-bottom: 0.5rem; }
.process-step p { font-size: 0.88rem; color: var(--ink-tertiary); line-height: 1.65; }

/* ===== CTA BAND ===== */
.cta-band {
  background: var(--ink);
  color: var(--white);
  padding: 5rem 2rem;
}

.cta-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.cta-inner h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-inner .lead {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.cta-stats {
  display: flex;
  justify-content: center;
  gap: 3.5rem;
  margin-bottom: 2.5rem;
}

.cta-stat-value {
  display: block;
  font-family: 'Libre Baskerville', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
}

.cta-stat-label {
  display: block;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-top: 0.2rem;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

/* ===== RELATED PAGES ===== */
.related-pages {
  max-width: 1140px;
  margin: 0 auto;
  padding: 4rem 2rem;
}

.related-pages .section-kicker { margin-bottom: 1.5rem; }

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}

.related-card {
  background: var(--white);
  padding: 1.8rem;
  text-decoration: none;
  transition: background 0.2s;
}

.related-card:hover { background: var(--accent-faint); }

.related-card h4 {
  color: var(--ink);
  margin-bottom: 0.4rem;
}

.related-card p {
  font-size: 0.82rem;
  color: var(--ink-tertiary);
  line-height: 1.55;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--rule);
  padding: 3rem 2rem 2rem;
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand {
  font-family: 'Libre Baskerville', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 0.6rem;
}

.footer-about {
  font-size: 0.82rem;
  color: var(--ink-tertiary);
  line-height: 1.65;
  max-width: 300px;
}

.footer-col-title {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.8rem;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.45rem; }

.footer-col a {
  font-size: 0.85rem;
  color: var(--ink-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.footer-col a:hover { color: var(--ink); }

.footer-bottom {
  max-width: 1140px;
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule-light);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-copy { font-size: 0.72rem; color: var(--ink-faint); }

.footer-disclaimer {
  font-size: 0.72rem;
  color: var(--ink-faint);
  max-width: 540px;
  line-height: 1.5;
  font-style: italic;
}

/* ===== RESPONSIVE ===== */
/* ===== ABOUT GRID ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: start;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--surface);
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--rule);
    gap: 1.2rem;
  }

  .hero { padding: 8rem 2rem 4rem; }
  .credentials { flex-wrap: wrap; gap: 1.5rem; }
  .grid-2, .glossary-grid, .services-grid, .related-grid, .about-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .process-row { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .cta-stats { gap: 2rem; }
  .cta-actions, .hero-actions { flex-direction: column; align-items: center; }
  .comparison-table { font-size: 0.82rem; }
  .comparison-table th, .comparison-table td { padding: 0.7rem 0.9rem; }
}

@media (max-width: 540px) {
  .process-row { grid-template-columns: 1fr; }
  .credentials { flex-direction: column; gap: 1rem; }
  .cta-stats { flex-direction: column; gap: 1rem; }
  .grid-4 { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

/* ===== REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.in {
  opacity: 1;
  transform: translateY(0);
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  max-width: 1140px;
  margin: 0 auto;
  padding: 5.5rem 2rem 0;
  font-size: 0.72rem;
  color: var(--ink-faint);
}

.breadcrumb a { color: var(--ink-tertiary); text-decoration: none; }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span { margin: 0 0.4rem; }

/* ===== PAGE-SPECIFIC: sub-page hero (smaller) ===== */
.hero-sub {
  padding: 7.5rem 2rem 4rem;
  max-width: 1140px;
  margin: 0 auto;
}

.hero-sub h1 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }