/* Lighthouse Teens: one warm paper ground, navy line art, no colored bands between sections. */
:root {
  --bg: #f6f3ec;
  --surface: #fbf9f4;
  --surface-2: #efebe2;
  --ink: #1e3a4c;
  --ink-soft: #4a5a66;
  --line: #ddd6c8;
  --blue: #1e3a4c;
  --blue-soft: #efebe2;
  --sage: #3d6b66;
  --sage-soft: #efebe2;
  --warm: #c68a2e;
  --warm-soft: #f1e9d9;
  --warm-ink: #7a5414;
  --deep: #1e3a4c;
  --deep-2: #1e3a4c;
  --on-deep: #f6f3ec;
  --crisis-bg: #1e3a4c;
  --crisis-fg: #f6f3ec;
  --rail: rgb(30 58 76 / 0.42);
  --display: "Lora", Georgia, "Times New Roman", serif;
  --ui: "Inter", "Segoe UI", system-ui, sans-serif;
  --read: "Lora", Georgia, "Times New Roman", serif;
  --wrap: 1180px;
  --gut-l: max(16px, env(safe-area-inset-left, 0px));
  --gut-r: max(16px, env(safe-area-inset-right, 0px));
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111c22; --surface: #15232a; --surface-2: #1c2c34; --ink: #ebe6dc; --ink-soft: #aeb8bc; --line: #2c3c44;
    --blue: #ebe6dc; --blue-soft: #1c2c34; --sage: #92c0b6; --sage-soft: #1c2c34; --warm: #e0b266; --warm-soft: #2c2618; --warm-ink: #ecc983;
    --deep: #ebe6dc; --deep-2: #ebe6dc; --on-deep: #111c22; --crisis-bg: #ebe6dc; --crisis-fg: #111c22; --rail: rgb(235 230 220 / 0.38); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #111c22; --surface: #15232a; --surface-2: #1c2c34; --ink: #ebe6dc; --ink-soft: #aeb8bc; --line: #2c3c44;
  --blue: #ebe6dc; --blue-soft: #1c2c34; --sage: #92c0b6; --sage-soft: #1c2c34; --warm: #e0b266; --warm-soft: #2c2618; --warm-ink: #ecc983;
  --deep: #ebe6dc; --deep-2: #ebe6dc; --on-deep: #111c22; --crisis-bg: #ebe6dc; --crisis-fg: #111c22; --rail: rgb(235 230 220 / 0.38); color-scheme: dark;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--ui); font-size: 17px; line-height: 1.6; }
a { color: var(--blue); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--warm); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--display); line-height: 1.15; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--gut-l); padding-right: var(--gut-r); }
.eyebrow { font-family: var(--ui); font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sage); }

/* Mockup strip */
.mock-strip { background: var(--warm-soft); color: var(--warm-ink); font-size: 13px; }
.mock-strip .wrap { display: flex; justify-content: space-between; gap: 12px; padding-block: 6px; flex-wrap: wrap; }
.mock-strip a { color: var(--warm-ink); font-weight: 700; }

/* Crisis bar */
.crisis { background: var(--crisis-bg); color: var(--crisis-fg); font-size: 14px; }
.crisis .wrap { display: flex; gap: 8px 16px; padding-block: 8px; flex-wrap: wrap; align-items: center; }
.crisis strong { font-weight: 700; }
.crisis a { color: var(--crisis-fg); }

/* Header */
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--surface); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-family: var(--display); font-weight: 700; font-size: 20px; letter-spacing: -0.02em; }
.logo-mark { width: 30px; height: 30px; border-radius: 50%; background: linear-gradient(var(--sky, var(--blue-soft)) 0 48%, var(--warm) 48% 54%, var(--deep) 54%); flex: none; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav > a, .nav .topics > button { font: 600 15px var(--ui); color: var(--ink); text-decoration: none; background: none; border: 0; padding: 8px 12px; border-radius: 8px; cursor: pointer; }
.nav > a:hover, .nav .topics > button:hover { background: var(--surface-2); }
.nav .btn-start { background: var(--ink); color: var(--bg); }
.nav .btn-start:hover { background: var(--deep); color: var(--on-deep); }
.topics { position: relative; }
.mega { display: none; position: absolute; top: calc(100% + 8px); left: -120px; width: min(640px, 90vw); background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 20px; box-shadow: 0 18px 40px rgb(10 30 40 / 0.14); grid-template-columns: 1fr 1fr; gap: 4px 24px; }
.topics:hover .mega, .topics:focus-within .mega { display: grid; }
.mega h4 { grid-column: 1 / -1; margin: 0 0 6px; font: 700 12px var(--ui); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.mega a { display: block; padding: 8px 10px; border-radius: 8px; text-decoration: none; color: var(--ink); font-weight: 600; font-size: 15px; }
.mega a span { display: block; font-weight: 400; font-size: 13px; color: var(--ink-soft); }
.mega a:hover { background: var(--surface-2); }
.menu-mobile { display: none; }
@media (max-width: 860px) {
  .nav { display: none; }
  .menu-mobile { display: block; }
  .menu-mobile summary { list-style: none; font-weight: 700; padding: 8px 12px; border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }
  .menu-mobile summary::-webkit-details-marker { display: none; }
  .menu-mobile[open] .menu-panel { display: grid; }
  .menu-panel { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--surface); border-bottom: 1px solid var(--line); padding: 12px var(--gut-r) 20px var(--gut-l); gap: 2px; }
  .menu-panel a { padding: 10px 4px; text-decoration: none; color: var(--ink); font-weight: 600; border-bottom: 1px solid var(--line); }
}

/* Buttons & chips */
.btn { display: inline-flex; align-items: center; gap: 8px; font: 700 16px var(--ui); padding: 12px 20px; border-radius: 999px; text-decoration: none; border: 2px solid transparent; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-ghost { border-color: var(--line); color: var(--ink); background: var(--surface); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-block; padding: 8px 14px; border-radius: 999px; background: var(--surface); border: 1px solid var(--line); color: var(--ink); text-decoration: none; font-weight: 600; font-size: 15px; }
.chip:hover { border-color: var(--blue); color: var(--blue); }

/* Waterline component */
.waterline { border-radius: 20px; overflow: hidden; border: 1px solid var(--line); background: var(--surface); }
.wl-above { padding: 22px 22px 18px; background: linear-gradient(180deg, var(--surface) 0%, var(--blue-soft) 100%); }
.wl-line { height: 10px; background: repeating-linear-gradient(90deg, var(--warm) 0 18px, transparent 18px 26px); position: relative; }
.wl-below { padding: 18px 22px 24px; background: linear-gradient(180deg, var(--deep) 0%, var(--deep-2) 100%); color: var(--on-deep); }
.wl-label { font: 700 12px var(--ui); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 10px; display: block; }
.wl-above .wl-label { color: var(--blue); }
.wl-below .wl-label { color: var(--warm); }
.wl-items { display: flex; flex-wrap: wrap; gap: 8px; }
.wl-above .wl-items span { background: var(--surface); border: 1px solid var(--line); padding: 6px 12px; border-radius: 8px; font-weight: 600; font-size: 15px; }
.wl-below .wl-items span { border: 1px dashed rgb(230 240 244 / 0.45); padding: 6px 12px; border-radius: 8px; font-size: 15px; font-family: var(--read); font-style: italic; }

/* Sections */
.section { padding-block: 64px; }
.section-head { display: grid; gap: 8px; margin-bottom: 28px; max-width: 720px; }
.section-head h2 { font-size: clamp(26px, 3.2vw, 36px); }
.section-head p { color: var(--ink-soft); }
.band-surface { background: var(--surface); border-block: 1px solid var(--line); }

/* Topic grid */
.topic-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.topic { display: grid; gap: 6px; align-content: start; padding: 18px; border-radius: 14px; background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); min-width: 0; }
.topic:hover { border-color: var(--sage); }
.topic h3 { font-size: 19px; }
.topic p { color: var(--ink-soft); font-size: 15px; line-height: 1.45; }
.topic .count { font-size: 13px; color: var(--sage); font-weight: 700; margin-top: 4px; }

/* Article list rows */
.rows { display: grid; border-top: 1px solid var(--line); }
.row { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 14px 4px; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.row:hover .row-t { color: var(--blue); }
.row-t { font-weight: 600; font-size: 17px; min-width: 0; }
.row-m { font-size: 13px; color: var(--ink-soft); white-space: nowrap; }

/* Breadcrumbs */
.crumbs { font-size: 14px; color: var(--ink-soft); display: flex; gap: 6px; flex-wrap: wrap; }
.crumbs a { color: var(--ink-soft); }

/* Callouts */
.answer { background: var(--blue-soft); border-radius: 16px; padding: 22px 24px; display: grid; gap: 8px; }
.answer .eyebrow { color: var(--blue); }
.answer p { font-family: var(--read); font-size: 19px; line-height: 1.55; }
.takeaways { border: 1px solid var(--line); background: var(--surface); border-radius: 16px; padding: 22px 24px; }
.takeaways h2 { font-size: 18px; margin-bottom: 10px; }
.takeaways ul { margin: 0; padding-left: 20px; display: grid; gap: 8px; }
.field { background: var(--warm-soft); border-radius: 16px; padding: 22px 24px; display: grid; gap: 10px; }
.field .eyebrow { color: var(--warm-ink); }
.placeholder { border: 2px dashed var(--warm); border-radius: 12px; padding: 14px 16px; color: var(--warm-ink); font-size: 15px; font-family: var(--ui); }

.author-box { display: grid; grid-template-columns: 72px 1fr; gap: 18px; align-items: start; padding: 22px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line); }
.avatar { width: 72px; height: 72px; border-radius: 50%; background: var(--sage-soft); color: var(--sage); display: grid; place-items: center; font: 700 22px var(--display); }
.author-box h3 { font-size: 18px; }
.author-box p { color: var(--ink-soft); font-size: 15px; margin-top: 4px; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding-block: 14px; }
.faq summary { cursor: pointer; font-weight: 700; font-size: 17px; }
.faq details p { margin-top: 8px; color: var(--ink-soft); }

/* Footer */
.site-footer { background: var(--surface); border-top: 1px solid var(--line); margin-top: 0; }
.site-footer .wrap { padding-block: 48px 36px; display: grid; gap: 32px; }
.foot-cols { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 28px; }
.foot-cols h4 { margin: 0 0 10px; font: 700 13px var(--ui); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }
.foot-cols ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.foot-cols a { color: var(--ink); text-decoration: none; font-size: 15px; }
.foot-cols a:hover { color: var(--blue); }
.foot-note { font-size: 13px; color: var(--ink-soft); border-top: 1px solid var(--line); padding-top: 20px; max-width: 900px; }
@media (max-width: 760px) { .foot-cols { grid-template-columns: 1fr 1fr; } }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }

/* "Not clinicians" notice, repeated across the site on purpose */
.notice { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; line-height: 1.5; color: var(--ink-soft); background: var(--surface-2); border-radius: 10px; padding: 10px 14px; max-width: 70ch; }
.notice::before { content: "i"; flex: none; width: 20px; height: 20px; border-radius: 50%; background: var(--ink-soft); color: var(--bg); font: 700 13px/20px var(--display); text-align: center; margin-top: 1px; }
.notice strong { color: var(--ink); }


/* ===== Lighthouse Teens line-art layer ===== */
h1, h2, h3 { font-weight: 500; letter-spacing: 0; }
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-ghost { background: transparent; }
.chip { background: transparent; }
.mock-strip { background: var(--surface-2); color: var(--ink-soft); }
.mock-strip a { color: var(--ink); }
.site-header { background: var(--bg); }
body::before { background: var(--bg); }
.logo { font-family: var(--display); font-weight: 500; font-size: 21px; letter-spacing: 0; }
.logo-art { width: 38px; height: 38px; flex: none; color: var(--ink); }
.logo-art svg { width: 100%; height: 100%; display: block; }
.band-surface { background: none; border-block: 0; }
.site-footer { background: var(--bg); border-top: 0; }
.notice { background: transparent; border: 1px solid var(--line); }
.answer { background: transparent; border: 1px solid var(--ink); }
.field { background: transparent; border: 1px dashed var(--warm); }
.topic, .guide, .takeaways, .author-box { background: transparent; }

/* Line art */
.art { display: inline-block; color: var(--ink); line-height: 0; }
.art svg { width: 100%; height: 100%; display: block; }

/* Waterline, redrawn as line art */
.waterline { border: 0; border-radius: 0; background: none; overflow: visible; }
.wl-above, .wl-below { background: none; padding: 0; color: var(--ink); }
.wl-above { padding-bottom: 14px; }
.wl-below { padding-top: 16px; }
.wl-line { height: 14px; background: var(--ink);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='14' viewBox='0 0 32 14'%3E%3Cpath d='M0 7 Q8 1 16 7 T32 7' fill='none' stroke='black' stroke-width='1.6'/%3E%3C/svg%3E") repeat-x center / 32px 14px;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='14' viewBox='0 0 32 14'%3E%3Cpath d='M0 7 Q8 1 16 7 T32 7' fill='none' stroke='black' stroke-width='1.6'/%3E%3C/svg%3E") repeat-x center / 32px 14px; }
.wl-above .wl-label, .wl-below .wl-label { color: var(--ink-soft); }
.wl-above .wl-items span { background: transparent; border: 1px solid var(--line); }
.wl-below .wl-items span { border: 1px dashed var(--rail); color: var(--ink); }

/* Wave rule: a quiet break inside long pages */
.wave-rule { height: 14px; background: var(--rail); border: 0; margin: 8px 0;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='14' viewBox='0 0 32 14'%3E%3Cpath d='M0 7 Q8 1 16 7 T32 7' fill='none' stroke='black' stroke-width='1.6'/%3E%3C/svg%3E") repeat-x center / 32px 14px;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='14' viewBox='0 0 32 14'%3E%3Cpath d='M0 7 Q8 1 16 7 T32 7' fill='none' stroke='black' stroke-width='1.6'/%3E%3C/svg%3E") repeat-x center / 32px 14px; }

/* The connecting line: rails run down the page margins, turns carry it across between sections */
:root { --rail-w: 1.5px; --rail-x: max(18px, calc((100% - var(--wrap)) / 2 - 26px)); --turn-r: 44px; }
.rail-l, .rail-r { position: relative; }
.rail-l::before, .rail-r::before { content: ""; position: absolute; top: 0; bottom: 0; width: 0; pointer-events: none; }
.rail-l::before { left: var(--rail-x); border-left: var(--rail-w) solid var(--rail); }
.rail-r::before { right: var(--rail-x); border-right: var(--rail-w) solid var(--rail); }
.turn { position: relative; height: 112px; }
.turn::before, .turn::after { content: ""; position: absolute; border: 0 solid var(--rail); pointer-events: none; }
.turn-rl::before, .turn-end-r::before { left: 50%; right: var(--rail-x); top: 0; height: 50%; border-right-width: var(--rail-w); border-bottom-width: var(--rail-w); border-bottom-right-radius: var(--turn-r); }
.turn-rl::after, .turn-start-l::after { left: var(--rail-x); right: 50%; top: calc(50% - var(--rail-w)); bottom: 0; border-left-width: var(--rail-w); border-top-width: var(--rail-w); border-top-left-radius: var(--turn-r); }
.turn-lr::before, .turn-end-l::before { left: var(--rail-x); right: 50%; top: 0; height: 50%; border-left-width: var(--rail-w); border-bottom-width: var(--rail-w); border-bottom-left-radius: var(--turn-r); }
.turn-lr::after, .turn-start-r::after { left: 50%; right: var(--rail-x); top: calc(50% - var(--rail-w)); bottom: 0; border-right-width: var(--rail-w); border-top-width: var(--rail-w); border-top-right-radius: var(--turn-r); }
.turn-start-r::before, .turn-start-l::before, .turn-end-l::after, .turn-end-r::after { display: none; }
.turn .art { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 72px; height: 72px; padding: 6px; background: var(--bg); z-index: 1; }
@media (max-width: 1279px) {
  .rail-l::before, .rail-r::before { display: none; }
  .turn { height: 88px; }
  .turn::before { display: block !important; left: calc(50% - 110px); right: calc(50% - 110px); top: 50%; height: 0; border-width: 0 !important; border-top-width: var(--rail-w) !important; border-radius: 0 !important; }
  .turn::after { display: none !important; }
  .turn .art { width: 60px; height: 60px; }
}