/* Historia Medica website — system fonts only, no external requests, light and dark. */
:root {
  --bg: #f5f5f7;
  --surface: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --faint: #86868b;
  --line: rgba(0, 0, 0, 0.09);
  --accent: #0071e3;
  --accent-hover: #0077ed;
  --shadow: 0 0 0 0.5px rgba(0, 0, 0, 0.06), 0 2px 10px rgba(0, 0, 0, 0.05);
  --radius: 18px;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --surface: #1c1c1e;
    --text: #f5f5f7;
    --muted: #a1a1a6;
    --faint: #86868b;
    --line: rgba(255, 255, 255, 0.12);
    --accent: #2997ff;
    --accent-hover: #47a6ff;
    --shadow: 0 0 0 0.5px rgba(255, 255, 255, 0.1);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.5 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 22px; }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: saturate(180%) blur(20px); -webkit-backdrop-filter: saturate(180%) blur(20px); border-bottom: 0.5px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 24px; height: 52px; }
.brand { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand img { width: 26px; height: 26px; border-radius: 7px; }
.nav .links { margin-left: auto; display: flex; gap: 22px; font-size: 14px; }
.nav .links a { color: var(--muted); }
.nav .links a:hover { color: var(--text); text-decoration: none; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 22px; border-radius: 980px; background: var(--accent);
  color: #fff; font-weight: 500; font-size: 17px; }
.btn:hover { background: var(--accent-hover); text-decoration: none; }
.btn:disabled { opacity: 0.45; cursor: default; }
.btn.secondary { background: transparent; color: var(--accent); padding-left: 6px; padding-right: 6px; }
.btn.secondary:hover { text-decoration: underline; }

/* Hero */
.hero { text-align: center; padding: 72px 0 40px; }
.hero .icon { width: 128px; height: 128px; border-radius: 28px; filter: drop-shadow(0 10px 30px rgba(0, 0, 0, 0.18)); }
.eyebrow { display: inline-block; margin-top: 22px; padding: 4px 12px; border-radius: 980px; font-size: 13px; font-weight: 600;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, transparent); }
.hero h1 { font-size: clamp(40px, 7vw, 72px); line-height: 1.04; letter-spacing: -0.03em; margin: 16px 0 14px; }
.hero p.lead { font-size: clamp(19px, 2.4vw, 24px); color: var(--muted); max-width: 700px; margin: 0 auto 28px; line-height: 1.35; }
.hero .cta { display: flex; justify-content: center; align-items: center; gap: 18px; flex-wrap: wrap; }
.hero .req { margin-top: 14px; font-size: 13px; color: var(--faint); }

/* Screenshot */
.shot { margin: 40px auto 0; max-width: 980px; border-radius: 14px; overflow: hidden; box-shadow: 0 30px 80px rgba(0, 0, 0, 0.18), 0 0 0 0.5px var(--line); }
.shot img { display: block; width: 100%; }

/* Sections */
section { padding: 72px 0; }
section h2 { font-size: clamp(30px, 4.5vw, 44px); letter-spacing: -0.025em; line-height: 1.1; margin: 0 0 12px; text-align: center; }
section p.sub { color: var(--muted); font-size: 19px; text-align: center; max-width: 680px; margin: 0 auto 40px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 18px; }
.card { background: var(--surface); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.card h3 { margin: 14px 0 6px; font-size: 19px; letter-spacing: -0.01em; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.tile { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; color: #fff; }
.tile svg { width: 22px; height: 22px; }
.t-blue { background: #0a84ff; } .t-rose { background: #f43f5e; } .t-violet { background: #8b5cf6; }
.t-teal { background: #14b8a6; } .t-amber { background: #f59e0b; } .t-green { background: #22c55e; }
.t-pink { background: #ec4899; } .t-indigo { background: #6366f1; }

.privacy-band { background: var(--surface); }
.checks { list-style: none; padding: 0; margin: 0 auto; max-width: 720px; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; font-size: 17px; }
.checks li::before { content: "✓"; flex: none; width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center;
  background: color-mix(in srgb, #22c55e 18%, transparent); color: #16a34a; font-weight: 700; font-size: 14px; margin-top: 1px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
@media (max-width: 760px) { .split { grid-template-columns: 1fr; } }
.split h2, .split p.sub { text-align: left; margin-left: 0; }

.faq { max-width: 760px; margin: 0 auto; }
.faq details { background: var(--surface); border-radius: 14px; box-shadow: var(--shadow); padding: 16px 20px; margin-bottom: 10px; }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; float: right; color: var(--faint); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 10px 0 0; font-size: 15px; }

/* Document pages (privacy, support) */
.doc { max-width: 760px; margin: 0 auto; padding: 56px 22px 80px; }
.doc h1 { font-size: clamp(34px, 5vw, 48px); letter-spacing: -0.025em; line-height: 1.1; margin: 0 0 18px; }
.doc h2 { font-size: 24px; letter-spacing: -0.015em; margin: 38px 0 10px; text-align: left; }
.doc p, .doc li { color: var(--text); font-size: 16px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 15px; margin: 14px 0; background: var(--surface); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
.doc th, .doc td { text-align: left; padding: 10px 14px; vertical-align: top; border-bottom: 0.5px solid var(--line); }
.doc th { font-weight: 600; color: var(--muted); font-size: 13px; }
.doc tr:last-child td { border-bottom: 0; }
.doc code { font: 14px "SF Mono", Menlo, monospace; background: color-mix(in srgb, var(--text) 8%, transparent); padding: 1px 5px; border-radius: 5px; }
.doc .meta { color: var(--muted); font-size: 15px; }

/* Footer */
footer { border-top: 0.5px solid var(--line); padding: 28px 0 40px; font-size: 13px; color: var(--faint); }
footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 22px; align-items: center; }
footer .links { display: flex; gap: 18px; margin-left: auto; }
footer a { color: var(--muted); }

/* Converted Markdown documents */
.doc hr { border: 0; border-top: 0.5px solid var(--line); margin: 36px 0; }
.doc blockquote { margin: 14px 0; padding: 12px 16px; border-left: 3px solid var(--accent); background: var(--surface); border-radius: 0 10px 10px 0; color: var(--muted); }
.doc h3 { font-size: 19px; margin: 28px 0 8px; }
.doc li { margin: 4px 0; }

/* Screenshots */
.shot picture, .shot img { display: block; width: 100%; height: auto; }
.shot.small { margin: 0; border-radius: 10px; box-shadow: 0 14px 40px rgba(0, 0, 0, 0.14), 0 0 0 0.5px var(--line); }
.gallery { display: grid; gap: 34px; }
.gallery-item { margin: 0; }
.gallery-item figcaption { text-align: center; color: var(--muted); font-size: 17px; margin-top: 14px; font-weight: 500; }
@media (min-width: 900px) { .gallery { grid-template-columns: 1fr 1fr; } .gallery-item:first-child { grid-column: 1 / -1; } }

/* Notices */
.notice { border-radius: 12px; padding: 12px 16px; font-size: 15px; }
.notice.warn { background: color-mix(in srgb, #ff9f0a 16%, transparent); }
.notice.offer { max-width: 560px; margin: 18px auto 0; background: color-mix(in srgb, #30d158 16%, transparent); }
.notice.offer a { white-space: nowrap; }
.notice[hidden] { display: none; }

/* ─── Feedback: forms and the public boards ─────────────────────────────── */
.fb { --k1: #ff5f57; --k2: #ff9f0a; --k: #e5484d; }
.fb.feature { --k1: #8b5cf6; --k2: #2997ff; --k: #7c5cff; }
@media (prefers-color-scheme: dark) { .fb { --k: #ff6b6b; } .fb.feature { --k: #a48bff; } }

.fb-hero { background:
    radial-gradient(1200px 300px at 10% -40%, color-mix(in srgb, var(--k1) 30%, transparent), transparent 70%),
    radial-gradient(900px 300px at 100% 0%, color-mix(in srgb, var(--k2) 22%, transparent), transparent 70%), var(--bg);
  border-bottom: 0.5px solid var(--line); }
.fb-hero .wrap { display: flex; gap: 22px; align-items: center; padding-top: 44px; padding-bottom: 26px; }
.fb-icon { flex: none; width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--k1), var(--k2)); box-shadow: 0 10px 30px color-mix(in srgb, var(--k1) 40%, transparent); }
.fb-icon svg { width: 34px; height: 34px; }
.fb-hero h1 { font-size: clamp(32px, 5vw, 46px); letter-spacing: -0.025em; line-height: 1.08; margin: 0 0 6px; }
.fb-hero p { margin: 0; color: var(--muted); font-size: 18px; max-width: 640px; }
.fb-hero .cta { margin-left: auto; flex: none; }
@media (max-width: 720px) { .fb-hero .wrap { flex-wrap: wrap; } .fb-hero .cta { margin-left: 0; } .fb-icon { width: 52px; height: 52px; } }

.fb-tabs { display: flex; gap: 6px; flex-wrap: wrap; padding-bottom: 14px !important; padding-top: 0 !important; }
.fb-tabs a { padding: 7px 14px; border-radius: 980px; font-size: 14px; font-weight: 500; color: var(--muted); }
.fb-tabs a:hover { color: var(--text); background: color-mix(in srgb, var(--text) 6%, transparent); text-decoration: none; }
.fb-tabs a[aria-current="page"] { color: #fff; background: var(--k); }

.fb-body { padding-top: 32px; padding-bottom: 80px; }
.fb .btn { background: var(--k); }
.fb .btn:hover { background: color-mix(in srgb, var(--k) 88%, #000); }
.fb .btn.ghost { background: transparent; color: var(--k); box-shadow: inset 0 0 0 1.5px currentColor; }
.fb .btn.ghost:hover { background: color-mix(in srgb, var(--k) 10%, transparent); }
.fb-body a:not(.btn):not(.post-card) { color: var(--k); }
.fb section { padding: 0; }

/* Form page: form card + side notes */
.fb-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 28px; align-items: start; }
@media (max-width: 900px) { .fb-grid { grid-template-columns: 1fr; } }
.card.flat { padding: 0; }
.fb .card p.text { color: var(--text); }
.form.card { padding: 30px 32px 32px; }
@media (max-width: 600px) { .form.card { padding: 22px 18px; } }
.form { display: grid; gap: 24px; }
.field { display: grid; gap: 8px; }
.field > label { font-size: 16px; font-weight: 600; }
.field .opt { font-weight: 400; color: var(--faint); font-size: 14px; margin-left: 6px; }
.field .help { color: var(--muted); font-size: 14px; margin: -4px 0 2px; }
.form input[type=text], .form input[type=email], .form textarea {
  font: inherit; font-size: 17px; line-height: 1.5; padding: 13px 16px; border-radius: 12px; width: 100%;
  border: 1.5px solid color-mix(in srgb, var(--text) 14%, transparent); background: color-mix(in srgb, var(--bg) 55%, var(--surface));
  color: var(--text); transition: border-color .15s, box-shadow .15s, background .15s; }
.form input::placeholder, .form textarea::placeholder { color: var(--faint); }
.form input:hover, .form textarea:hover { border-color: color-mix(in srgb, var(--text) 26%, transparent); }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--k); background: var(--surface);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--k) 20%, transparent); }
.form textarea { min-height: 160px; resize: vertical; }
.form textarea.tall { min-height: 240px; }
.form textarea.short { min-height: 120px; }
.form .count { justify-self: end; font-size: 12px; color: var(--faint); margin-top: -4px; font-variant-numeric: tabular-nums; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form .row { grid-template-columns: 1fr; } }
.form fieldset { border: 0; margin: 0; padding: 18px 20px; border-radius: 14px; display: grid; gap: 14px;
  background: color-mix(in srgb, var(--k) 6%, transparent); }
.form legend { float: left; width: 100%; padding: 0; font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); }
.form fieldset .field > label { font-size: 15px; }
.form .hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form .actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form .actions .small { color: var(--muted); font-size: 14px; }
.form button { border: 0; cursor: pointer; font: inherit; font-weight: 600; padding: 14px 28px; }

.side { display: grid; gap: 16px; }
.side .card { padding: 20px 22px; font-size: 15px; }
.side h3 { margin: 0 0 8px; font-size: 16px; display: flex; gap: 8px; align-items: center; }
.side h3 svg { width: 18px; height: 18px; color: var(--k); flex: none; }
.side p, .side ul { margin: 0; color: var(--muted); }
.side ul { padding-left: 18px; }
.side li { margin: 4px 0; }
.side .warn { background: color-mix(in srgb, #ff9f0a 13%, var(--surface)); }
.side .warn h3 svg { color: #e08600; }

/* Boards */
.banner { display: flex; gap: 14px; align-items: flex-start; padding: 16px 20px; border-radius: 14px; margin-bottom: 26px; font-size: 16px;
  background: color-mix(in srgb, #30d158 15%, var(--surface)); box-shadow: var(--shadow); }
.banner svg { flex: none; width: 24px; height: 24px; color: #1f9d48; margin-top: 1px; }
.banner[hidden] { display: none; }
.banner strong { display: block; }
.toolbar { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.toolbar .search { flex: 1 1 280px; position: relative; }
.toolbar .search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--faint); }
.toolbar input[type=search], .toolbar select { font: inherit; font-size: 16px; padding: 11px 14px; border-radius: 12px; width: 100%;
  border: 1.5px solid color-mix(in srgb, var(--text) 14%, transparent); background: var(--surface); color: var(--text); }
.toolbar input[type=search] { padding-left: 42px; }
.toolbar select { width: auto; }
.toolbar input:focus, .toolbar select:focus { outline: none; border-color: var(--k); box-shadow: 0 0 0 4px color-mix(in srgb, var(--k) 20%, transparent); }
.chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 22px; }
.chip { font: inherit; font-size: 14px; font-weight: 500; padding: 6px 13px; border-radius: 980px; cursor: pointer; color: var(--text);
  border: 1px solid var(--line); background: var(--surface); }
.chip .n { color: var(--faint); margin-left: 4px; font-variant-numeric: tabular-nums; }
.chip[aria-pressed="true"] { background: var(--k); border-color: var(--k); color: #fff; }
.chip[aria-pressed="true"] .n { color: rgba(255, 255, 255, .8); }

.posts { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.fb .post-card { display: grid; grid-template-columns: 64px minmax(0, 1fr); gap: 18px; padding: 18px 22px; color: var(--text);
  transition: transform .12s, box-shadow .12s; }
a.post-card:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 0 0 1.5px color-mix(in srgb, var(--k) 45%, transparent), 0 8px 24px rgba(0, 0, 0, .08); }
.votes { display: grid; place-items: center; align-content: center; height: 64px; border-radius: 12px; font-weight: 700; font-size: 20px;
  background: color-mix(in srgb, var(--k) 9%, transparent); color: var(--k); line-height: 1.1; }
.votes small { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; opacity: .8; }
.post-card h2 { font-size: 19px; letter-spacing: -0.01em; margin: 0 0 4px; text-align: left; line-height: 1.3; }
.post-card p { margin: 0 0 8px; color: var(--muted); font-size: 15px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.post-meta { display: flex; gap: 6px 14px; flex-wrap: wrap; align-items: center; font-size: 13px; color: var(--faint); }
.status { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 980px;
  color: var(--c); background: color-mix(in srgb, var(--c) 14%, transparent); --c: #0a84ff; }
.status::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.status.planned { --c: #8e5cf6; } .status.in_progress { --c: #e08600; } .status.done { --c: #1f9d48; }
.status.declined, .status.duplicate { --c: #8e8e93; }
.empty { text-align: center; padding: 56px 20px; color: var(--muted); }
.empty svg { width: 44px; height: 44px; color: var(--faint); margin-bottom: 10px; }
.empty p { margin: 0 0 18px; font-size: 17px; }

/* A single post */
.post { max-width: 820px; }
.back { display: inline-flex; align-items: center; gap: 6px; font-size: 15px; margin-bottom: 18px; }
.post-head { padding: 28px 32px; }
.post-head h1 { font-size: clamp(26px, 4vw, 36px); letter-spacing: -0.02em; line-height: 1.15; margin: 12px 0 10px; }
.post-body { padding: 0 32px 28px; }
.post-body h2 { font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--muted); margin: 22px 0 6px; text-align: left; }
.post-body .text { white-space: pre-wrap; overflow-wrap: anywhere; font-size: 17px; margin: 0; }
.post-foot { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 18px 32px; border-top: 0.5px solid var(--line); }
.post-foot .small { color: var(--muted); font-size: 14px; }
.metoo { font: inherit; font-weight: 600; cursor: pointer; border: 0; display: inline-flex; gap: 8px; align-items: center; padding: 10px 18px;
  border-radius: 980px; color: var(--k); background: color-mix(in srgb, var(--k) 12%, transparent); }
.metoo:hover { background: color-mix(in srgb, var(--k) 20%, transparent); }
.metoo[aria-pressed="true"] { color: #fff; background: var(--k); cursor: default; }
.metoo svg { width: 18px; height: 18px; }
@media (max-width: 600px) { .post-head, .post-body, .post-foot { padding-left: 20px; padding-right: 20px; } }
.replies { margin-top: 22px; display: grid; gap: 12px; }
.replies h2 { font-size: 20px; margin: 10px 0 0; text-align: left; }
.reply { padding: 18px 22px; border-left: 4px solid var(--k); }
.reply .who { display: flex; gap: 10px; align-items: center; font-size: 14px; color: var(--muted); margin-bottom: 8px; }
.reply .who img { width: 26px; height: 26px; border-radius: 7px; }
.reply .who strong { color: var(--text); }
.reply .text { white-space: pre-wrap; overflow-wrap: anywhere; margin: 0; font-size: 16px; }
@media (max-width: 520px) {
  .nav .wrap { gap: 12px; }
  .nav .links { gap: 14px; font-size: 13px; }
  .nav .links a[href="/#privacy"] { display: none; }
  .brand { white-space: nowrap; }
  .fb .post-card { grid-template-columns: 52px minmax(0, 1fr); gap: 14px; padding: 16px; }
  .fb .votes { height: 56px; font-size: 18px; }
}
@media (max-width: 420px) { .brand { font-size: 0; gap: 0; } }

/* Device banner (assets/device.js): phones and Windows */
.device-banner { max-width: 980px; margin: 16px auto 0; padding: 14px 18px; border-radius: 14px; background: var(--surface);
  border: 1px solid rgba(127,127,127,.25); display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.device-banner p { margin: 0; flex: 1 1 260px; }
.device-banner .btn { padding: 9px 18px; }
@media (max-width: 1020px) { .device-banner { margin-left: 16px; margin-right: 16px; } }