:root {
  --bg: #f6f4fb;
  --surface: rgba(255,255,255,.74);
  --surface-solid: #ffffff;
  --ink: #19172a;
  --muted: #68647c;
  --line: rgba(28,24,50,.13);
  --accent: #7357e8;
  --accent-2: #e56c84;
  --accent-3: #a9d857;
  --accent-soft: #ebe5ff;
  --deep: #17152b;
  --deep-2: #201d38;
  --on-deep: #f6f3ff;
  --shadow: 0 24px 70px rgba(39,31,82,.12);
  --radius: 26px;
  --radius-sm: 16px;
  --max: 1180px;
}

html[data-palette="ocean"] {
  --accent: #167da8;
  --accent-2: #1eb6a7;
  --accent-3: #efbc4a;
  --accent-soft: #dff5f8;
  --deep: #0d2733;
  --deep-2: #113744;
}

html[data-palette="warm"] {
  --accent: #c9503d;
  --accent-2: #e19345;
  --accent-3: #799f5a;
  --accent-soft: #ffeadf;
  --deep: #2a1917;
  --deep-2: #3a211d;
}

html[data-theme="dark"] {
  --bg: #11101a;
  --surface: rgba(32,30,48,.78);
  --surface-solid: #201e30;
  --ink: #f2effb;
  --muted: #aaa5bd;
  --line: rgba(238,234,255,.14);
  --accent-soft: rgba(115,87,232,.2);
  --shadow: 0 28px 80px rgba(0,0,0,.3);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
  transition: background .35s ease, color .35s ease;
}

button, select, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
.sr-only { 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 { position: fixed; top: 10px; left: 10px; z-index: 99; transform: translateY(-150%); background: var(--ink); color: var(--bg); padding: 10px 14px; border-radius: 10px; }
.skip-link:focus { transform: translateY(0); }

.ambient { position: fixed; pointer-events: none; filter: blur(90px); opacity: .22; border-radius: 50%; z-index: -1; }
.ambient-one { width: 420px; height: 420px; background: var(--accent); top: -180px; right: -80px; }
.ambient-two { width: 340px; height: 340px; background: var(--accent-2); bottom: 8%; left: -180px; }

.site-header {
  position: sticky; top: 0; z-index: 30;
  display: flex; align-items: center; justify-content: space-between;
  width: min(calc(100% - 32px), 1240px); margin: 14px auto 0; padding: 12px 14px 12px 18px;
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border: 1px solid var(--line); border-radius: 20px;
  backdrop-filter: blur(18px); box-shadow: 0 8px 30px rgba(30,25,60,.06);
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-size: 15px; letter-spacing: -.02em; }
.brand-mark { width: 32px; height: 32px; display: grid; place-items: center; position: relative; border: 1px solid var(--line); border-radius: 50%; }
.brand-mark span { position: absolute; width: 3px; height: 3px; background: var(--accent); border-radius: 50%; }
.brand-mark span:nth-child(1) { transform: translate(-6px, 3px); }
.brand-mark span:nth-child(2) { transform: translate(0, -6px); }
.brand-mark span:nth-child(3) { transform: translate(7px, 5px); }
.desktop-nav { display: flex; align-items: center; gap: 28px; }
.desktop-nav a { text-decoration: none; color: var(--muted); font-size: 13px; font-weight: 600; transition: color .2s ease; }
.desktop-nav a:hover, .desktop-nav a:focus-visible { color: var(--accent); }
.header-actions { display: flex; gap: 8px; align-items: center; }
.control-select, .icon-button, .lang-button { border: 1px solid var(--line); background: var(--surface); color: var(--ink); height: 38px; border-radius: 12px; }
.control-select { width: 94px; padding: 0 10px; font-size: 12px; }
.icon-button { width: 38px; cursor: pointer; position: relative; }
.icon-button .moon { display: none; }
html[data-theme="dark"] .icon-button .moon { display: inline; }
html[data-theme="dark"] .icon-button .sun { display: none; }
.lang-button { display: flex; align-items: center; gap: 7px; padding: 0 10px; cursor: pointer; font-size: 11px; font-weight: 700; }
.lang-button i { display: block; width: 18px; height: 10px; border-radius: 99px; background: var(--line); position: relative; }
.lang-button i::after { content: ""; position: absolute; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); left: 2px; top: 2px; transition: transform .25s ease; }
html[lang="en"] .lang-button i::after { transform: translateX(8px); }

.section-shell { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.hero { min-height: 760px; padding: 90px 0 42px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center; position: relative; }
.hero h1 { font-size: clamp(58px, 7.4vw, 108px); line-height: .88; letter-spacing: -.073em; margin: 26px 0 30px; font-weight: 650; }
.hero h1 em { font-family: Georgia, "Times New Roman", serif; font-weight: 400; color: var(--accent); }
.hero-lead { max-width: 610px; color: var(--muted); font-size: clamp(18px, 2vw, 23px); line-height: 1.42; letter-spacing: -.02em; }
.eyebrow, .kicker { text-transform: uppercase; letter-spacing: .16em; font-size: 11px; font-weight: 800; color: var(--accent); }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; background: var(--accent-soft); padding: 9px 12px; border-radius: 999px; }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 var(--accent); animation: pulse 2.2s infinite; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 16px; padding: 0 20px; border-radius: 14px; border: 1px solid transparent; text-decoration: none; font-weight: 750; font-size: 14px; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--accent); color: white; box-shadow: 0 14px 28px color-mix(in srgb, var(--accent) 30%, transparent); }
.button.ghost { border-color: var(--line); background: var(--surface); color: var(--ink); }
.microcopy { color: var(--muted); font-size: 12px; margin-top: 16px; }
.microcopy span:first-child { color: var(--accent-3); }

.hero-visual { display: grid; place-items: center; min-height: 490px; }
.orbit-card { width: min(100%, 480px); aspect-ratio: 1; border-radius: 42px; position: relative; background: radial-gradient(circle at 50% 45%, color-mix(in srgb, var(--accent-soft) 75%, var(--surface-solid)), var(--surface)); border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; }
.orbit { position: absolute; border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); border-radius: 50%; inset: 11%; animation: rotate 24s linear infinite; }
.orbit-b { inset: 23%; animation-duration: 19s; animation-direction: reverse; transform: rotate(38deg); border-color: color-mix(in srgb, var(--accent-2) 42%, transparent); }
.orbit-c { inset: 35%; animation-duration: 13s; border-color: color-mix(in srgb, var(--accent-3) 55%, transparent); }
.orbit span { position: absolute; width: 14px; height: 14px; background: var(--accent); border-radius: 50%; left: 20%; top: 5%; box-shadow: 0 0 0 8px color-mix(in srgb, var(--accent) 12%, transparent); }
.orbit-b span { background: var(--accent-2); left: auto; right: 8%; top: 48%; }
.orbit-c span { background: var(--accent-3); left: 28%; top: auto; bottom: 1%; }
.core { position: absolute; inset: 37%; border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--deep); color: var(--on-deep); text-align: center; box-shadow: 0 18px 45px rgba(20,15,48,.25); }
.core small { font-size: 10px; color: #bcb6d2; }
.core strong { font-family: Georgia, serif; font-size: 20px; font-style: italic; }
.float-label { position: absolute; display: flex; align-items: center; gap: 9px; padding: 10px 13px; background: var(--surface-solid); border: 1px solid var(--line); box-shadow: 0 10px 25px rgba(25,20,55,.12); border-radius: 13px; font-size: 12px; animation: float 4s ease-in-out infinite; }
.float-label b { color: var(--accent); font-size: 10px; }
.label-a { top: 12%; left: 5%; }
.label-b { top: 28%; right: 3%; animation-delay: -.8s; }
.label-c { bottom: 12%; left: 14%; animation-delay: -1.6s; }
.hero-disclaimer { grid-column: 1 / -1; display: flex; align-items: flex-start; gap: 14px; border-top: 1px solid var(--line); padding-top: 22px; margin-top: -12px; }
.hero-disclaimer p { margin: 0; max-width: 980px; color: var(--muted); font-size: 13px; }
.hero-disclaimer strong { color: var(--ink); }
.disclaimer-icon { flex: 0 0 24px; width: 24px; height: 24px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; font-family: Georgia, serif; color: var(--accent); }

.intro, .support { padding: 120px 0; }
.section-heading { display: grid; grid-template-columns: 70px 1fr; gap: 24px; margin-bottom: 52px; align-items: start; }
.section-number { width: 52px; height: 52px; border: 1px solid var(--line); border-radius: 50%; display: grid; place-items: center; color: var(--muted); font-size: 12px; }
.section-heading h2 { max-width: 830px; margin: 8px 0 0; font-size: clamp(38px, 5vw, 66px); line-height: 1.02; letter-spacing: -.055em; font-weight: 620; }
.definition-grid { display: grid; grid-template-columns: 1.65fr .75fr; gap: 22px; }
.definition-main, .not-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: clamp(26px, 4vw, 46px); }
.big-copy { font-size: clamp(22px, 2.8vw, 34px); line-height: 1.32; letter-spacing: -.035em; margin: 0; }
.big-copy strong { color: var(--accent); }
.criteria-row { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; margin: 40px 0 24px; }
.criteria-row span { display: flex; flex-direction: column; border-left: 2px solid var(--accent); padding-left: 14px; }
.criteria-row b { font-size: 25px; line-height: 1; }
.criteria-row small { color: var(--muted); margin-top: 8px; }
.fineprint { color: var(--muted); font-size: 13px; max-width: 740px; margin: 0; }
.not-card { background: var(--deep); color: var(--on-deep); }
.not-card .kicker { color: var(--accent-3); }
.not-card ul { list-style: none; padding: 0; margin: 26px 0 0; }
.not-card li { padding: 14px 0 14px 26px; border-top: 1px solid rgba(255,255,255,.12); position: relative; }
.not-card li::before { content: "×"; position: absolute; left: 0; color: var(--accent-2); font-weight: 800; }
.presentations, .lifespan { margin-top: 90px; }
.subhead { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; border-bottom: 1px solid var(--line); padding-bottom: 16px; }
.subhead > span { font-size: 22px; font-weight: 700; letter-spacing: -.03em; }
.subhead p { color: var(--muted); margin: 0; font-size: 13px; }
.presentation-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.presentation-card { min-height: 360px; border-radius: var(--radius); padding: 28px; position: relative; overflow: hidden; display: flex; flex-direction: column; border: 1px solid rgba(25,20,50,.09); color: #221d35; }
.presentation-card::after { content: ""; position: absolute; width: 210px; height: 210px; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; bottom: -105px; right: -70px; }
.presentation-card.violet { background: #dcd2ff; }
.presentation-card.coral { background: #ffd1d5; }
.presentation-card.lime { background: #dcefae; }
.card-index { width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(20,15,45,.24); display: grid; place-items: center; font-size: 11px; font-weight: 800; }
.presentation-card h3 { font-size: 28px; line-height: 1.05; letter-spacing: -.045em; margin: 38px 0 14px; }
.presentation-card p { margin: 0 0 24px; font-size: 14px; color: #4e4860; }
.tag-row { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; }
.tag-row span { border: 1px solid rgba(20,15,45,.17); border-radius: 999px; padding: 6px 9px; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; font-weight: 700; }
.timeline { display: grid; grid-template-columns: repeat(3,1fr); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.timeline article { padding: 30px; min-height: 190px; border-right: 1px solid var(--line); }
.timeline article:last-child { border-right: 0; }
.timeline b { color: var(--accent); font-size: 12px; }
.timeline h3 { margin: 22px 0 7px; font-size: 22px; }
.timeline p { margin: 0; color: var(--muted); font-size: 14px; }
.differential { margin-top: 40px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.differential summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 26px 30px; }
.differential summary::-webkit-details-marker { display: none; }
.differential summary span:first-child { display: flex; flex-direction: column; }
.differential summary small { color: var(--muted); margin-top: 4px; }
.differential summary span:last-child { font-size: 25px; transition: transform .2s ease; }
.differential[open] summary span:last-child { transform: rotate(45deg); }
.differential-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 0; border-top: 1px solid var(--line); }
.differential-grid p { padding: 22px 30px; margin: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.differential-grid b { color: var(--ink); }

.quiz-section, .evidence-section { background: var(--deep); color: var(--on-deep); padding: 110px 0; position: relative; overflow: hidden; }
.quiz-section::before, .evidence-section::before { content: ""; position: absolute; width: 520px; height: 520px; border: 1px solid rgba(255,255,255,.07); border-radius: 50%; top: -260px; right: -170px; }
.section-heading.inverse .section-number { border-color: rgba(255,255,255,.18); color: #aaa4bf; }
.section-heading.inverse .kicker { color: var(--accent-3); }
.quiz-card { background: var(--deep-2); border: 1px solid rgba(255,255,255,.12); border-radius: 34px; padding: clamp(24px, 4vw, 44px); box-shadow: 0 40px 80px rgba(0,0,0,.2); }
.quiz-topline { display: flex; justify-content: space-between; color: #bcb7ca; font-size: 12px; }
.text-button { border: 0; background: none; color: #bcb7ca; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.progress-track { height: 3px; background: rgba(255,255,255,.1); margin: 16px 0 40px; border-radius: 99px; overflow: hidden; }
.progress-track span { display: block; height: 100%; width: 12.5%; background: var(--accent-3); transition: width .35s ease; }
.quiz-question h3 { font-size: clamp(28px, 4vw, 46px); line-height: 1.08; letter-spacing: -.04em; margin: 0 0 12px; max-width: 820px; }
.quiz-question > p { color: #b8b2c8; margin: 0 0 30px; max-width: 750px; }
.option-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; }
.option { position: relative; }
.option input { position: absolute; opacity: 0; pointer-events: none; }
.option label { display: flex; align-items: flex-start; gap: 13px; min-height: 74px; padding: 18px; border: 1px solid rgba(255,255,255,.14); border-radius: 15px; cursor: pointer; color: #e6e1f1; transition: border-color .2s ease, background .2s ease, transform .2s ease; }
.option label::before { content: ""; flex: 0 0 19px; width: 19px; height: 19px; border: 1px solid rgba(255,255,255,.35); border-radius: 6px; margin-top: 1px; }
.option input[type="radio"] + label::before { border-radius: 50%; }
.option input:checked + label { border-color: var(--accent-3); background: color-mix(in srgb, var(--accent-3) 11%, transparent); }
.option input:checked + label::before { background: var(--accent-3); box-shadow: inset 0 0 0 4px var(--deep-2); }
.option input:focus-visible + label { outline: 2px solid white; outline-offset: 2px; }
.option small { display: block; color: #aaa4bb; margin-top: 3px; }
.scale-hint { display: flex; justify-content: space-between; margin: -15px 0 10px; color: #8f899f; font-size: 10px; }
.symptom-list { display: grid; grid-template-columns: repeat(2,1fr); gap: 9px; max-height: 420px; overflow: auto; padding-right: 7px; }
.quiz-actions { display: flex; justify-content: space-between; margin-top: 36px; }
.button.ghost.dark { color: #ddd8e8; border-color: rgba(255,255,255,.15); background: transparent; }
.button.primary.light { background: var(--accent-3); color: #18200e; box-shadow: none; }
.quiz-error { color: #ffafba; font-size: 12px; margin: 12px 0 0; }
.result-wrap { animation: fadeUp .4s ease both; }
.result-badge { display: inline-flex; gap: 9px; align-items: center; color: var(--accent-3); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; }
.result-wrap h3 { font-size: clamp(36px, 5vw, 62px); letter-spacing: -.05em; line-height: 1; margin: 14px 0; max-width: 850px; }
.result-summary { color: #c5bfd3; font-size: 17px; max-width: 850px; }
.safety-alert { display: grid; grid-template-columns: auto 1fr auto; gap: 16px; align-items: center; margin: 0 0 28px; padding: 20px; border: 1px solid #ff9aaa; border-radius: 20px; background: rgba(164,43,67,.18); color: #fff2f4; }
.safety-alert.compact { margin-bottom: 28px; padding: 15px 17px; }
.safety-symbol { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: #e36076; font-weight: 900; }
.safety-alert span { display: block; color: #ffb8c3; font-size: 9px; letter-spacing: .14em; font-weight: 850; }
.safety-alert strong { display: block; margin-top: 3px; font-size: 16px; }
.safety-alert p { color: #d9c8cf; margin: 5px 0 0; font-size: 12px; }
.safety-links { display: flex; flex-direction: column; gap: 7px; align-items: stretch; min-width: 110px; }
.safety-links a { color: white; text-align: center; text-decoration: none; border: 1px solid rgba(255,255,255,.24); border-radius: 10px; padding: 7px 9px; font-size: 11px; font-weight: 750; }
.safety-links a:first-child { background: #e36076; border-color: #e36076; }
.signal-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin: 28px 0; }
.signal-grid article { border: 1px solid rgba(255,255,255,.12); border-radius: 16px; padding: 18px; }
.signal-grid small { color: #9992a9; }
.signal-grid strong { display: block; font-size: 26px; margin-top: 6px; }
.strategy-heading { margin: 48px 0 20px; border-top: 1px solid rgba(255,255,255,.12); padding-top: 32px; }
.strategy-heading > span { color: var(--accent-3); font-size: 9px; letter-spacing: .15em; font-weight: 850; }
.strategy-heading h4 { margin: 7px 0 8px; font-size: clamp(26px, 4vw, 38px); line-height: 1.08; letter-spacing: -.04em; }
.strategy-heading p { margin: 0; color: #aaa4bb; max-width: 780px; font-size: 13px; }
.strategy-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 13px; }
.strategy-card { padding: 22px; border: 1px solid rgba(255,255,255,.12); border-radius: 19px; background: rgba(255,255,255,.045); display: flex; flex-direction: column; }
.strategy-meta { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.strategy-meta span { color: var(--accent-3); font-size: 9px; text-transform: uppercase; letter-spacing: .1em; font-weight: 850; }
.strategy-meta i { color: #8f899f; font-size: 10px; font-style: normal; }
.strategy-card h5 { font-size: 21px; line-height: 1.12; letter-spacing: -.03em; margin: 17px 0 8px; }
.strategy-card > p { color: #aaa4bb; font-size: 12.5px; margin: 0 0 15px; }
.strategy-card ol { margin: 0 0 20px; padding-left: 19px; }
.strategy-card li { color: #e1ddeb; font-size: 12.5px; margin: 8px 0; padding-left: 5px; }
.strategy-card > small { display: block; border-top: 1px solid rgba(255,255,255,.1); padding-top: 13px; color: #8f899f; font-size: 10px; margin-top: auto; }
.result-evidence { margin-top: 42px; border: 1px solid rgba(255,255,255,.14); border-radius: 20px; overflow: hidden; background: rgba(0,0,0,.12); }
.result-evidence summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 21px 23px; }
.result-evidence summary::-webkit-details-marker { display: none; }
.result-evidence summary span:first-child { display: flex; flex-direction: column; }
.result-evidence summary b { font-size: 15px; }
.result-evidence summary small { color: #918b9f; margin-top: 3px; }
.result-evidence summary span:last-child { font-size: 24px; transition: transform .2s ease; }
.result-evidence[open] summary span:last-child { transform: rotate(45deg); }
.evidence-body { display: grid; grid-template-columns: .9fr 1.1fr; gap: 0; border-top: 1px solid rgba(255,255,255,.12); }
.evidence-rationale, .used-sources { padding: 24px; }
.evidence-rationale { border-right: 1px solid rgba(255,255,255,.12); }
.evidence-body h5 { margin: 0 0 10px; font-size: 16px; }
.evidence-rationale > p { color: #aaa4bb; font-size: 12px; }
.anchor-list { display: grid; gap: 7px; margin: 18px 0; }
.anchor-list span { display: flex; align-items: center; gap: 9px; color: #c9c4d4; font-size: 11px; }
.anchor-list i { width: 20px; height: 20px; display: grid; place-items: center; border-radius: 50%; font-style: normal; background: rgba(255,255,255,.08); }
.anchor-list .present i { color: var(--accent-3); }
.anchor-list .missing { color: #8e8899; }
.evidence-limit { border-left: 2px solid var(--accent-2); padding-left: 12px; }
.used-sources { display: flex; flex-direction: column; }
.used-sources a { display: grid; grid-template-columns: 1fr auto; gap: 4px 14px; color: inherit; text-decoration: none; padding: 13px 0; border-top: 1px solid rgba(255,255,255,.1); }
.used-sources a:first-of-type { margin-top: 5px; }
.used-sources a span { font-size: 12px; font-weight: 760; }
.used-sources a p { grid-column: 1; margin: 0; color: #918b9f; font-size: 10.5px; }
.used-sources a i { grid-column: 2; grid-row: 1 / 3; align-self: center; color: var(--accent-3); font-style: normal; }
.result-caveat { color: #8f899f; font-size: 11px; margin: 18px 0 0; max-width: 820px; }
.next-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 24px; }
.next-card { border-radius: 17px; padding: 20px; background: rgba(255,255,255,.06); }
.next-card b { color: var(--accent-3); }
.next-card p { color: #c0bacd; font-size: 13px; margin: 8px 0 0; }
.result-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }

.support-map { display: grid; grid-template-columns: 235px 1fr; gap: 20px; align-items: stretch; }
.support-core { border-radius: var(--radius); background: var(--accent); color: white; min-height: 355px; display: flex; flex-direction: column; justify-content: end; padding: 28px; position: relative; overflow: hidden; }
.support-core::before { content: ""; position: absolute; width: 200px; height: 200px; border-radius: 50%; border: 1px solid rgba(255,255,255,.35); top: -65px; right: -75px; }
.support-core small { opacity: .72; }
.support-core strong { font-size: 27px; line-height: 1.06; letter-spacing: -.04em; margin-top: 5px; }
.support-spokes { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; }
.spoke { border: 1px solid var(--line); background: var(--surface); color: var(--ink); text-align: left; border-radius: 18px; padding: 20px; cursor: pointer; display: flex; flex-direction: column; justify-content: space-between; min-height: 120px; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
.spoke:hover { transform: translateY(-2px); }
.spoke span { color: var(--muted); font-size: 11px; }
.spoke b { font-size: 17px; }
.spoke.active { border-color: var(--accent); background: var(--accent-soft); }
.support-detail { grid-column: 1 / -1; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; background: var(--surface); min-height: 190px; }
.support-detail h3 { font-size: 26px; margin: 0 0 8px; letter-spacing: -.03em; }
.support-detail > p { color: var(--muted); margin: 0 0 20px; max-width: 850px; }
.support-points { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.support-points span { border-top: 1px solid var(--line); padding-top: 12px; font-size: 13px; }
.evidence-ladder { margin-top: 90px; }
.ladder-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.ladder-grid article { border: 1px solid var(--line); border-radius: 20px; padding: 24px; background: var(--surface); }
.evidence-dot { display: block; width: 32px; height: 6px; border-radius: 99px; margin-bottom: 28px; }
.evidence-dot.high { background: #5bbd82; }
.evidence-dot.medium { background: #e5b35d; }
.evidence-dot.low { background: #d67987; }
.ladder-grid h3 { font-size: 19px; margin: 0 0 9px; }
.ladder-grid p { color: var(--muted); font-size: 13px; margin: 0; }

.medication-section { margin-top: 100px; border-top: 1px solid var(--line); padding-top: 70px; }
.medication-head { display: flex; justify-content: space-between; gap: 30px; align-items: end; }
.medication-head h2 { font-size: clamp(34px, 4.5vw, 55px); line-height: 1.02; letter-spacing: -.05em; max-width: 820px; margin: 10px 0 0; }
.safety-chip { display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); background: var(--surface); padding: 11px 14px; border-radius: 14px; max-width: 230px; font-size: 11px; color: var(--muted); }
.safety-chip span:first-child { font-size: 20px; color: var(--accent); }
.med-intro { max-width: 880px; color: var(--muted); margin: 26px 0 28px; }
.med-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 22px; background: var(--surface); }
.med-table { width: 100%; min-width: 940px; border-collapse: collapse; }
.med-table th, .med-table td { padding: 18px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }
.med-table th:last-child, .med-table td:last-child { border-right: 0; }
.med-table tr:last-child td { border-bottom: 0; }
.med-table th { color: var(--muted); text-transform: uppercase; font-size: 10px; letter-spacing: .1em; }
.med-table td { font-size: 12.5px; color: var(--muted); }
.med-table td:first-child { color: var(--ink); min-width: 180px; }
.med-table strong { display: block; margin-top: 9px; font-size: 14px; }
.pill { display: inline-block; border-radius: 999px; padding: 5px 8px; text-transform: uppercase; letter-spacing: .08em; font-size: 8px; font-weight: 800; }
.pill.stimulant { background: #f1d8ff; color: #5b2770; }
.pill.nonstimulant { background: #d8eefb; color: #164f71; }
.pill.alpha { background: #e4f1cd; color: #37561c; }
.monitor-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-top: 14px; }
.monitor-grid article { border: 1px solid var(--line); border-radius: 18px; padding: 20px; }
.monitor-grid b { color: var(--accent); }
.monitor-grid p { font-size: 12.5px; color: var(--muted); margin: 7px 0 0; }

.evidence-section { background: #12111d; }
.source-grid { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid rgba(255,255,255,.12); border-radius: 26px; overflow: hidden; }
.source-grid a { min-height: 210px; padding: 22px; border-right: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12); text-decoration: none; display: flex; flex-direction: column; transition: background .2s ease; }
.source-grid a:hover { background: rgba(255,255,255,.06); }
.source-grid a:nth-child(4n) { border-right: 0; }
.source-grid span { color: var(--accent-3); font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.source-grid h3 { font-size: 17px; line-height: 1.22; margin: 28px 0 16px; }
.source-grid small { color: #8f899f; margin-top: auto; }
.method-note { margin-top: 34px; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: end; border-top: 1px solid rgba(255,255,255,.12); padding-top: 26px; }
.method-note p { color: #aaa4b8; max-width: 820px; margin: 7px 0 0; font-size: 13px; }
.review-date { display: flex; flex-direction: column; text-align: right; }
.review-date small { color: #8f899f; }
.review-date b { color: var(--accent-3); font-size: 12px; margin-top: 5px; }

.crisis { margin-top: 90px; margin-bottom: 90px; border: 1px solid #ec9ba7; background: color-mix(in srgb, #ffd9df 62%, var(--surface-solid)); border-radius: 30px; padding: 34px; display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center; color: #321c22; }
.crisis-icon { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 50%; background: #d05a70; color: white; font-size: 22px; }
.crisis .kicker { color: #a13c50; }
.crisis h2 { margin: 5px 0 8px; font-size: 28px; letter-spacing: -.035em; }
.crisis p { margin: 0; color: #6e4c54; max-width: 760px; font-size: 13px; }
.crisis-button { background: #321c22; color: white; }
footer { border-top: 1px solid var(--line); width: min(calc(100% - 40px), var(--max)); margin: 0 auto; padding: 34px 0 50px; display: grid; grid-template-columns: auto 1fr auto; gap: 30px; align-items: center; color: var(--muted); font-size: 12px; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 700; }
footer p { text-align: center; }
footer a { text-underline-offset: 4px; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .12s; }
.delay-2 { transition-delay: .22s; }

@keyframes pulse { 70% { box-shadow: 0 0 0 7px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
@keyframes rotate { to { transform: rotate(360deg); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

@media (max-width: 980px) {
  .desktop-nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 70px; gap: 20px; }
  .hero-copy { max-width: 760px; }
  .hero-visual { min-height: auto; }
  .orbit-card { max-width: 560px; }
  .definition-grid { grid-template-columns: 1fr; }
  .presentation-grid { grid-template-columns: 1fr; }
  .presentation-card { min-height: 280px; }
  .timeline { grid-template-columns: 1fr; }
  .timeline article { border-right: 0; border-bottom: 1px solid var(--line); }
  .timeline article:last-child { border-bottom: 0; }
  .support-map { grid-template-columns: 1fr; }
  .support-core { min-height: 190px; }
  .support-spokes { grid-template-columns: repeat(2,1fr); }
  .source-grid { grid-template-columns: repeat(2,1fr); }
  .source-grid a:nth-child(2n) { border-right: 0; }
  .medication-head { flex-direction: column; align-items: flex-start; }
  .safety-chip { max-width: none; }
}

@media (max-width: 680px) {
  .site-header { width: calc(100% - 20px); margin-top: 8px; padding-left: 12px; }
  .brand > span:last-child { display: none; }
  .control-select { width: 78px; }
  .section-shell { width: min(calc(100% - 24px), var(--max)); }
  .hero { min-height: 0; padding-top: 54px; }
  .hero h1 { font-size: clamp(54px, 16vw, 74px); }
  .hero-lead { font-size: 17px; }
  .hero-actions .button { width: 100%; }
  .orbit-card { border-radius: 28px; }
  .float-label { padding: 8px 10px; }
  .core { inset: 35%; }
  .hero-disclaimer { margin-top: 18px; }
  .intro, .support { padding: 82px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 16px; }
  .section-number { width: 42px; height: 42px; }
  .section-heading h2 { font-size: 41px; }
  .definition-main, .not-card { padding: 24px; }
  .criteria-row { grid-template-columns: 1fr; gap: 18px; }
  .subhead { align-items: flex-start; flex-direction: column; }
  .differential-grid { grid-template-columns: 1fr; }
  .quiz-section, .evidence-section { padding: 80px 0; }
  .quiz-card { border-radius: 24px; }
  .option-grid, .symptom-list, .signal-grid, .next-grid { grid-template-columns: 1fr; }
  .safety-alert { grid-template-columns: auto 1fr; }
  .safety-links { grid-column: 1 / -1; flex-direction: row; }
  .safety-links a { flex: 1; }
  .strategy-grid, .evidence-body { grid-template-columns: 1fr; }
  .evidence-rationale { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .symptom-list { max-height: none; }
  .quiz-actions .button { min-width: 0; padding-inline: 14px; }
  .support-spokes { grid-template-columns: 1fr; }
  .support-points, .ladder-grid, .monitor-grid { grid-template-columns: 1fr; }
  .source-grid { grid-template-columns: 1fr; }
  .source-grid a { border-right: 0; min-height: 170px; }
  .method-note { grid-template-columns: 1fr; }
  .review-date { text-align: left; }
  .crisis { grid-template-columns: 1fr; }
  .crisis-button { width: 100%; }
  footer { grid-template-columns: 1fr; text-align: center; }
  .footer-brand { justify-content: center; }
  footer p { margin: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Short directional cues; never loop or advance the questionnaire automatically. */
.quiz-guide { margin: 24px 0 0; color: #d9d1f2; font-size: 14px; line-height: 1.6; }
#quizNext.next-ready > span:last-child { display: inline-block; animation: next-direction .8s ease-in-out 2; }
.quiz-question { animation: question-arrive .25s ease-out; }
.quiz-question h3:focus-visible, .result-wrap h3:focus-visible { outline: 2px solid var(--accent-3); outline-offset: 6px; border-radius: 4px; }
.support-example { margin-top: 26px; padding: 22px; border: 1px solid var(--line); border-radius: 18px; background: var(--accent-soft); }
.support-example h4 { margin: 10px 0; font-size: 20px; }
.support-template { margin-top: 18px; padding: 20px; border: 1px solid var(--line); border-radius: 18px; }
.support-template summary { cursor: pointer; font-weight: 700; line-height: 1.6; }
.support-template summary span { display: inline-block; transition: transform .2s; }
.support-template[open] summary span { transform: rotate(180deg); }
.support-template textarea { width: 100%; box-sizing: border-box; min-height: 190px; resize: vertical; padding: 14px; margin: 10px 0 14px; border: 1px solid var(--line); border-radius: 12px; font: inherit; font-size: 14px; line-height: 1.7; background: var(--surface); color: var(--ink); }
.support-template .button { color: var(--ink); border: 1px solid var(--line); }
.copy-status { display: block; margin-top: 10px; font-size: 14px; }
.support-detail .template-note { font-size: 13px; line-height: 1.7; margin-top: 18px; }
@keyframes next-direction { 0%, 100% { transform: translateX(0); } 50% { transform: translateX(5px); } }
@keyframes question-arrive { from { opacity: .65; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { #quizNext.next-ready > span:last-child, .quiz-question { animation: none; } }
.spoke.support-next {
  position: relative;
  border-color: var(--accent);
  background-color: var(--accent-soft);
  background-image: linear-gradient(115deg,
    var(--accent-soft) 0%,
    color-mix(in srgb, var(--accent) 24%, var(--surface-solid)) 28%,
    color-mix(in srgb, var(--accent-2) 24%, var(--surface-solid)) 50%,
    color-mix(in srgb, var(--accent-3) 20%, var(--surface-solid)) 72%,
    var(--accent-soft) 100%);
  background-size: 300% 300%;
  animation: support-gradient 4s ease-in-out infinite;
}
.spoke.support-next span { color: var(--ink); }
@keyframes support-gradient {
  0%, 100% { background-position: 0% 50%; box-shadow: 0 0 0 0 transparent; }
  50% { background-position: 100% 50%; box-shadow: 0 0 0 3px var(--accent-soft); }
}
.result-presentation, .result-chart, #sharePanel { margin: 26px 0; padding: 24px; border: 1px solid rgba(255,255,255,.22); border-radius: 20px; background: rgba(255,255,255,.04); }
.result-presentation small { letter-spacing: .1em; font-size: 11px; color: var(--accent-3); }
.result-presentation h4 { font-size: clamp(22px, 4vw, 30px); margin: 12px 0; }
.result-presentation p, .result-presentation a, .result-chart figcaption { font-size: 14px; line-height: 1.7; }
.result-presentation a { color: #d4c8ff; }
.chart-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 22px; font-size: 14px; }
.chart-track { grid-column: 1 / -1; height: 12px; background: rgba(255,255,255,.12); border-radius: 10px; overflow: hidden; }
.chart-track i { display: block; height: 100%; background: #ae97fa; border-radius: inherit; }
.chart-row:nth-child(3) .chart-track i { background: #ed94aa; }
.result-loading { text-align: center; padding: 45px 12px; }
.result-loading h3 { font-size: clamp(25px, 5vw, 40px); }
.result-loading p { max-width: 560px; margin: 18px auto; line-height: 1.7; }
.result-loading strong { display: block; font-size: 44px; margin: 24px; }
.result-loading progress { width: min(100%, 420px); height: 12px; accent-color: #ae97fa; }
.loading-orbit { font-size: 60px; color: #bca9ff; animation: loading-turn 3s linear infinite; }
@keyframes loading-turn { to { transform: rotate(360deg); } }
#sharePanel textarea { box-sizing: border-box; width: 100%; color: #19172a; background: #f6f4fb; border-radius: 12px; padding: 16px; font: inherit; font-size: 14px; line-height: 1.6; }
#sharePanel p { line-height: 1.7; font-size: 14px; }
.share-buttons { display: flex; flex-wrap: wrap; gap: 12px; margin: 18px 0; }
.share-buttons button, .share-buttons a { padding: 12px 18px; border-radius: 12px; border: 1px solid #bca9ff; background: transparent; color: inherit; font: inherit; cursor: pointer; text-decoration: none; }
.share-buttons button:disabled { opacity: .5; cursor: wait; }
#printReport { display: none; }
@media (prefers-reduced-motion: reduce) { .spoke.support-next, .loading-orbit { animation: none; } .spoke.support-next { border-color: var(--accent); } }
@page { size: A4; margin: 16mm; }
@media print {
  body > * { display: none !important; }
  body > #printReport { display: block !important; color: #19172a !important; background: white !important; font-size: 11pt; }
  #printReport * { color: #19172a !important; background: transparent !important; box-shadow: none !important; animation: none !important; }
  #printReport h1 { font-size: 24pt; }
  #printReport h3 { font-size: 19pt; }
  #printReport h4 { font-size: 16pt; }
  #printReport h5 { font-size: 13pt; }
  #printReport p, #printReport li { font-size: 10pt; line-height: 1.5; }
  #printReport .strategy-grid, #printReport .evidence-body { display: block; }
  #printReport .strategy-card, #printReport .result-presentation, #printReport .result-chart { break-inside: avoid; border: 1px solid #ccc; padding: 14px; margin: 16px 0; }
  #printReport .chart-track { background: #ddd !important; print-color-adjust: exact; }
  #printReport .chart-track i { background: #7357e8 !important; print-color-adjust: exact; }
  #printReport .result-wrap { padding: 0; }
  #printReport a { overflow-wrap: anywhere; }
}