/* Pedigrafía Lab · verde salvia */
:root {
  color-scheme: light;
  --bg: #eef3ec;
  --bg-2: #e3ebe0;
  --surface: #fbfcfa;
  --surface-2: #f3f7f1;
  --line: #d3ddd0;
  --line-2: #bccab8;
  --ink: #17231b;
  --ink-2: #44544a;
  --muted: #6b7a70;
  --accent: #2f5e46;
  --accent-ink: #ffffff;
  --accent-soft: #d6e6d6;
  --accent-2: #8fb59a;
  --left: #2a78d6;
  --right: #eb6834;
  --flat: #c9dcef;
  --flat-ink: #1f4d7a;
  --normal: #dfe7dc;
  --normal-ink: #2f5e46;
  --cavus: #f4dcc4;
  --cavus-ink: #8a4a12;
  --good: #2f7d4f;
  --warn: #a8670c;
  --bad: #b4443a;
  --shadow: 0 1px 2px rgba(23, 35, 27, .06), 0 8px 24px rgba(23, 35, 27, .06);
  --radius: 14px;
  --radius-sm: 9px;
  --font: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Fraunces", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #111713; --bg-2: #18201a; --surface: #1a221c; --surface-2: #212b23;
    --line: #2d3a30; --line-2: #3d4d41; --ink: #e8efe8; --ink-2: #bccabe; --muted: #8fa093;
    --accent: #8fc5a2; --accent-ink: #0f1a13; --accent-soft: #24382b; --accent-2: #5e8a6b;
    --left: #3987e5; --right: #d95926;
    --flat: #1d3550; --flat-ink: #a9cdf2; --normal: #263529; --normal-ink: #a9d3b6; --cavus: #45301c; --cavus-ink: #f1c48f;
    --good: #6cc08d; --warn: #e2a54a; --bad: #ec7e74;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.25);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111713; --bg-2: #18201a; --surface: #1a221c; --surface-2: #212b23;
  --line: #2d3a30; --line-2: #3d4d41; --ink: #e8efe8; --ink-2: #bccabe; --muted: #8fa093;
  --accent: #8fc5a2; --accent-ink: #0f1a13; --accent-soft: #24382b; --accent-2: #5e8a6b;
  --left: #3987e5; --right: #d95926;
  --flat: #1d3550; --flat-ink: #a9cdf2; --normal: #263529; --normal-ink: #a9d3b6; --cavus: #45301c; --cavus-ink: #f1c48f;
  --good: #6cc08d; --warn: #e2a54a; --bad: #ec7e74;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.25);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.5 var(--font); font-feature-settings: "tnum" 1;
  min-height: 100vh;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }
h1, h2, h3 { margin: 0; line-height: 1.15; }
h1, h2 { font-family: var(--display); font-weight: 500; letter-spacing: -.01em; }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.hidden { display: none !important; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- Barra superior ---------- */
.top {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.top-in { max-width: 1240px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.brand-mark { width: 30px; height: 30px; border-radius: 9px; background: var(--accent); display: grid; place-items: center; }
.brand-mark svg { width: 18px; height: 18px; color: var(--accent-ink); }
.brand b { font-family: var(--display); font-weight: 600; font-size: 18px; }
.brand span { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); display: block; margin-top: -2px; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a {
  padding: 7px 12px; border-radius: 999px; text-decoration: none; color: var(--ink-2); font-weight: 500; font-size: 14px;
  display: inline-flex; align-items: center; gap: 6px;
}
.nav a[aria-current="page"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.nav .count { font-size: 11px; background: var(--accent-soft); color: var(--accent); padding: 0 6px; border-radius: 999px; }
.icon-btn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--line); background: var(--surface);
  display: grid; place-items: center; cursor: pointer;
}
.icon-btn svg { width: 18px; height: 18px; }

main { max-width: 1240px; margin: 0 auto; padding: 20px 16px 120px; }
.view { display: none; }
.view.active { display: block; animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }

/* ---------- Componentes ---------- */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 18px; }
.eyebrow { font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px; border: 1px solid var(--line-2); background: var(--surface);
  font-weight: 600; cursor: pointer; text-decoration: none; color: var(--ink); min-height: 42px;
  transition: transform .08s ease, background .15s ease;
}
.btn:hover { background: var(--surface-2); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.primary:hover { filter: brightness(1.06); }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.sm { padding: 6px 10px; min-height: 34px; font-size: 13px; border-radius: 8px; }
.btn svg { width: 16px; height: 16px; }
.field { display: grid; gap: 6px; }
.field label { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.field .hint { font-size: 12px; color: var(--muted); }
.input, select.input, textarea.input {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line-2); background: var(--surface);
  min-height: 42px;
}
.input:focus, .btn:focus-visible, .seg button:focus-visible, .nav a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.seg { display: inline-flex; padding: 3px; border-radius: 11px; background: var(--bg-2); gap: 2px; flex-wrap: wrap; }
.seg button {
  border: 0; background: transparent; padding: 7px 12px; border-radius: 8px; cursor: pointer; font-weight: 600; font-size: 13px; color: var(--ink-2);
  display: inline-flex; align-items: center; gap: 6px;
}
.seg button[aria-pressed="true"] { background: var(--surface); color: var(--ink); box-shadow: var(--shadow); }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot.l { background: var(--left); } .dot.r { background: var(--right); }
.pill { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--bg-2); color: var(--ink-2); }
.pill.good { background: color-mix(in srgb, var(--good) 15%, transparent); color: var(--good); }
.pill.warn { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }
.pill.bad { background: color-mix(in srgb, var(--bad) 15%, transparent); color: var(--bad); }
.pill svg { width: 13px; height: 13px; }
.grid { display: grid; gap: 16px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.check { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--line); cursor: pointer; font-size: 14px; }
.check input { width: 18px; height: 18px; margin-top: 2px; accent-color: var(--accent); flex: none; }
.note { padding: 12px 14px; border-radius: 10px; background: var(--surface-2); border: 1px solid var(--line); font-size: 13.5px; color: var(--ink-2); }
.note.warn { border-color: color-mix(in srgb, var(--warn) 40%, var(--line)); background: color-mix(in srgb, var(--warn) 8%, var(--surface)); }
.note.bad { border-color: color-mix(in srgb, var(--bad) 40%, var(--line)); background: color-mix(in srgb, var(--bad) 8%, var(--surface)); }

/* ---------- Estudio: encabezado y pasos ---------- */
.study-head { display: flex; gap: 16px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 16px; }
.study-head h1 { font-size: clamp(26px, 4vw, 36px); }
.study-head p { margin: 4px 0 0; color: var(--ink-2); max-width: 60ch; }
.stepper { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 16px; }
.step {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--surface); cursor: pointer; text-align: left; min-width: 0;
}
.step .n { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; font-weight: 700; background: var(--bg-2); color: var(--ink-2); flex: none; }
.step b { display: block; font-size: 14px; }
.step small { display: block; color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.step[aria-current="step"] { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.step[aria-current="step"] .n { background: var(--accent); color: var(--accent-ink); }
.step.done .n { background: var(--accent-soft); color: var(--accent); }
.step-panel { display: none; }
.step-panel.active { display: block; }

.workspace { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 16px; align-items: start; }
.side { display: grid; gap: 12px; position: sticky; top: 74px; }
.side h3 { font-size: 15px; }

/* ---------- Visor ---------- */
.viewer { position: relative; overflow: hidden; border-radius: var(--radius); background:
  repeating-conic-gradient(var(--bg-2) 0 25%, var(--surface-2) 0 50%) 0 0 / 22px 22px;
  border: 1px solid var(--line); height: min(72vh, 760px); min-height: 420px; touch-action: none; user-select: none; }
.viewer canvas.main { position: absolute; inset: 0; width: 100%; height: 100%; cursor: crosshair; }
.viewer.dragging canvas.main { cursor: grabbing; }
.viewer-tools { position: absolute; right: 10px; top: 10px; display: flex; gap: 6px; z-index: 3; }
.viewer-tools .icon-btn { box-shadow: var(--shadow); }
.viewer-foot { position: absolute; left: 10px; bottom: 10px; z-index: 3; display: flex; gap: 6px; flex-wrap: wrap; }
.viewer-status { position: absolute; left: 50%; bottom: 10px; transform: translateX(-50%); z-index: 3; background: var(--surface); padding: 6px 12px; border-radius: 999px; font-size: 13px; box-shadow: var(--shadow); border: 1px solid var(--line); white-space: nowrap; max-width: calc(100% - 20px); overflow: hidden; text-overflow: ellipsis; }
.loupe { position: absolute; left: 10px; top: 10px; width: 150px; height: 150px; border-radius: 50%; border: 3px solid var(--surface); box-shadow: var(--shadow); z-index: 4; pointer-events: none; background: #000; display: none; }
.loupe.on { display: block; }
.loupe.right { left: auto; right: 10px; top: 56px; }
.empty-viewer { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: 20px; }
.empty-viewer .box { max-width: 360px; }
.drop { border: 2px dashed var(--line-2); border-radius: var(--radius); padding: 22px; text-align: center; background: var(--surface); cursor: pointer; }
.drop.over { border-color: var(--accent); background: var(--accent-soft); }

.foot-tabs { display: flex; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; align-items: center; }

/* ---------- Puntos y leyenda ---------- */
.legend-list { display: grid; gap: 6px; }
.legend-item { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; background: var(--surface-2); border: 1px solid var(--line); font-size: 13.5px; }
.legend-item .sw { width: 22px; height: 4px; border-radius: 2px; flex: none; }
.legend-item .val { margin-left: auto; font-weight: 700; }
.legend-item.sel { border-color: var(--accent); }

/* ---------- Dashboard ---------- */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.kpi { padding: 14px 16px; }
.kpi .v { font-family: var(--display); font-size: 30px; font-weight: 500; line-height: 1.1; margin-top: 4px; }
.kpi .s { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.feet { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.foot-card { padding: 18px; display: grid; gap: 14px; }
.foot-card header { display: flex; align-items: center; gap: 10px; }
.foot-card h3 { font-family: var(--display); font-weight: 500; font-size: 22px; }
.metric { display: grid; gap: 8px; }
.metric-top { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.metric-top .big { font-family: var(--display); font-size: 40px; line-height: 1; }
.metric-top .unc { color: var(--muted); font-size: 14px; }
.cls { padding: 3px 10px; border-radius: 999px; font-weight: 700; font-size: 13px; }
.cls.flat { background: var(--flat); color: var(--flat-ink); }
.cls.normal { background: var(--normal); color: var(--normal-ink); }
.cls.cavus { background: var(--cavus); color: var(--cavus-ink); }
.bandbar { position: relative; height: 34px; }
.bandbar .bands { position: absolute; inset: 8px 0 auto 0; height: 12px; display: flex; gap: 2px; }
.bandbar .bands span { height: 100%; border-radius: 3px; }
.bandbar .marker { position: absolute; top: 2px; width: 2px; height: 24px; background: var(--ink); border-radius: 2px; transform: translateX(-1px); }
.bandbar .marker::after { content: ""; position: absolute; top: -4px; left: -4px; width: 10px; height: 10px; border-radius: 50%; background: var(--ink); border: 2px solid var(--surface); }
.bandbar .err { position: absolute; top: 12px; height: 4px; background: color-mix(in srgb, var(--ink) 35%, transparent); border-radius: 2px; }
.bandbar .ticks { position: absolute; top: 22px; left: 0; right: 0; font-size: 10.5px; color: var(--muted); }
.bandbar .ticks span { position: absolute; transform: translateX(-50%); }
.mini-table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.mini-table td, .mini-table th { padding: 7px 4px; border-bottom: 1px solid var(--line); text-align: left; }
.mini-table th { font-size: 12px; color: var(--muted); font-weight: 600; }
.mini-table td.r, .mini-table th.r { text-align: right; }
.reliab { display: flex; align-items: center; gap: 14px; }
.ring { width: 64px; height: 64px; flex: none; }
.ring circle { fill: none; stroke-width: 7; }
.ring .bg { stroke: var(--bg-2); }
.ring .fg { stroke: var(--accent); stroke-linecap: round; transform: rotate(-90deg); transform-origin: 50% 50%; }
.ring text { font: 700 17px var(--font); fill: var(--ink); }
.checks { display: grid; gap: 4px; font-size: 13px; }
.checks div { display: flex; gap: 8px; align-items: flex-start; }
.checks svg { width: 15px; height: 15px; flex: none; margin-top: 2px; }
.ok-ic { color: var(--good); } .warn-ic { color: var(--warn); } .bad-ic { color: var(--bad); }
.thumb { width: 100%; border-radius: 10px; border: 1px solid var(--line); background: var(--surface-2); display: block; }
.chart-wrap { position: relative; }
.chart-wrap svg { width: 100%; height: auto; display: block; overflow: visible; }
.tip { position: absolute; pointer-events: none; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); border-radius: 8px; padding: 6px 9px; font-size: 12.5px; white-space: nowrap; transform: translate(-50%, -110%); display: none; z-index: 5; }

/* ---------- Historial ---------- */
.hist-list { display: grid; gap: 10px; }
.hist-item { display: grid; grid-template-columns: 64px 1fr auto; gap: 14px; align-items: center; padding: 12px; }
.hist-item img { width: 64px; height: 64px; object-fit: cover; border-radius: 9px; border: 1px solid var(--line); background: var(--surface-2); }
.hist-item .meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }

/* ---------- Método ---------- */
.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.method-grid h3 { font-family: var(--display); font-weight: 500; font-size: 20px; margin: 6px 0 8px; }
.formula { font-family: var(--mono); font-size: 13px; background: var(--surface-2); padding: 8px 10px; border-radius: 8px; border: 1px solid var(--line); display: block; margin: 8px 0; }

/* ---------- Asistente ---------- */
.fab {
  position: fixed; right: 18px; bottom: 18px; z-index: 40; border: 0; cursor: pointer;
  background: var(--accent); color: var(--accent-ink); border-radius: 999px; padding: 12px 18px 12px 14px;
  display: inline-flex; align-items: center; gap: 8px; font-weight: 700; box-shadow: 0 8px 28px rgba(0,0,0,.2);
}
.fab svg { width: 20px; height: 20px; }
.drawer {
  position: fixed; right: 0; top: 0; bottom: 0; width: min(420px, 100%); z-index: 50;
  background: var(--surface); border-left: 1px solid var(--line); box-shadow: -10px 0 40px rgba(0,0,0,.12);
  transform: translateX(105%); transition: transform .25s ease; display: flex; flex-direction: column;
}
.drawer.open { transform: none; }
.drawer header { padding: 14px 16px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 10px; }
.drawer header h3 { font-family: var(--display); font-weight: 500; font-size: 20px; }
.chat { flex: 1; overflow-y: auto; padding: 16px; display: grid; gap: 12px; align-content: start; }
.msg { max-width: 92%; padding: 10px 13px; border-radius: 13px; font-size: 14px; line-height: 1.5; white-space: pre-wrap; word-wrap: break-word; }
.msg.me { justify-self: end; background: var(--accent); color: var(--accent-ink); border-bottom-right-radius: 4px; }
.msg.ai { justify-self: start; background: var(--surface-2); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg.ai b { font-weight: 700; }
.msg.sys { justify-self: center; font-size: 12px; color: var(--muted); background: transparent; padding: 0; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; padding: 0 16px 10px; }
.chip { border: 1px solid var(--line-2); background: var(--surface); border-radius: 999px; padding: 6px 11px; font-size: 13px; cursor: pointer; font-weight: 600; color: var(--ink-2); }
.chip:hover { background: var(--surface-2); }
.composer { display: flex; gap: 8px; padding: 12px 16px; border-top: 1px solid var(--line); }
.composer textarea { flex: 1; resize: none; min-height: 44px; max-height: 120px; }
.typing span { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--muted); margin-right: 3px; animation: blink 1s infinite; }
.typing span:nth-child(2) { animation-delay: .15s; } .typing span:nth-child(3) { animation-delay: .3s; }
@keyframes blink { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }

.toast { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 10px; font-size: 14px; z-index: 60; box-shadow: var(--shadow); opacity: 0; transition: opacity .2s; pointer-events: none; max-width: calc(100% - 32px); }
.toast.on { opacity: 1; }

.progress { height: 6px; background: var(--bg-2); border-radius: 999px; overflow: hidden; }
.progress i { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width .3s ease; }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .workspace { grid-template-columns: 1fr; }
  .side { position: static; }
  .kpis { grid-template-columns: repeat(2, 1fr); }
  .method-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .feet { grid-template-columns: 1fr; }
  .nav a { padding: 7px 9px; font-size: 13px; }
  .nav .count { display: none; }
  .top-in { gap: 8px; padding: 10px 12px; }
  .brand > span:last-child { display: none; }
  .stepper { grid-template-columns: repeat(4, 1fr); gap: 6px; }
  .step { flex-direction: column; gap: 4px; padding: 8px 4px; text-align: center; }
  .step small { display: none; }
  .step b { font-size: 12px; }
  .viewer { height: 60vh; min-height: 360px; }
  .hist-item { grid-template-columns: 52px 1fr; }
  .hist-item img { width: 52px; height: 52px; }
  .hist-item .acts { grid-column: 1 / -1; }
  .fab .lbl { display: none; }
  .fab { padding: 14px; }
}

/* ---------- Informe impreso ---------- */
#report { display: none; }
@media print {
  body { background: #fff; color: #000; }
  .top, main > *:not(#report), .fab, .drawer, .toast { display: none !important; }
  #report { display: block !important; font-size: 12px; }
  #report h1 { font-size: 22px; }
  #report .rp-feet { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  #report img { max-width: 100%; max-height: 120mm; border: 1px solid #ccc; }
  #report table { width: 100%; border-collapse: collapse; }
  #report td, #report th { border-bottom: 1px solid #ddd; padding: 4px; text-align: left; }
  @page { margin: 14mm; }
}

/* ================= v4 · flujo simple ================= */
.foot-bar { display: flex; justify-content: center; margin: 4px 0 18px; }
.seg.big { padding: 4px; border-radius: 14px; }
.seg.big button { padding: 10px 18px; font-size: 15px; border-radius: 11px; }
.fstate { font-size: 12px; font-weight: 600; color: var(--accent); }
.stage { animation: fade .25s ease; }
.hero { text-align: center; max-width: 720px; margin: 8px auto 20px; }
.hero h1 { font-size: clamp(28px, 5vw, 44px); margin-top: 6px; }
.hero p { color: var(--ink-2); font-size: 17px; margin: 10px auto 0; max-width: 56ch; }
.upload { max-width: 720px; margin: 0 auto; padding: 10px; }
.upload-in { border: 2px dashed var(--line-2); border-radius: 12px; padding: 32px 18px; text-align: center; display: grid; gap: 14px; justify-items: center; transition: background .15s, border-color .15s; }
.upload-in.over { border-color: var(--accent); background: var(--accent-soft); }
.upload-in h2 { font-size: 22px; }
.up-ic { width: 44px; height: 44px; color: var(--accent); }
.row.center { justify-content: center; }
.btn.lg { padding: 13px 20px; font-size: 16px; min-height: 50px; border-radius: 12px; }
.btn.lg svg { width: 20px; height: 20px; }
.guide-title { text-align: center; font-family: var(--display); font-weight: 500; font-size: 22px; margin: 34px 0 14px; }
.guide { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; max-width: 980px; margin: 0 auto; }
.guide-step { padding: 16px; }
.guide-step > b { display: block; margin: 8px 0 4px; font-size: 15px; }
.guide-step p { margin: 0; font-size: 14px; color: var(--ink-2); }
.guide-art { width: 100%; height: 110px; background: var(--surface-2); border-radius: 10px; }
.guide-art .paper { fill: #fff; stroke: var(--line-2); stroke-width: 1.5; }
.guide-art .ink { fill: #2f5e46; }
.guide-art .cam { fill: var(--ink-2); }
.guide-art .cam-l { fill: var(--surface); }
.guide-art .arrow { stroke: var(--ink-2); stroke-width: 2; stroke-dasharray: 3 3; }
.guide-art .skin-box { fill: #f4e3d7; stroke: var(--line-2); stroke-width: 1.5; }
.guide-art .skin { fill: #d9a88a; }
.guide-art .nope { stroke: var(--bad); stroke-width: 3.5; stroke-linecap: round; }
.guide-art .yes { stroke: var(--good); stroke-width: 3.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }

.problem { display: grid; grid-template-columns: 260px 1fr; gap: 22px; padding: 20px; max-width: 900px; margin: 0 auto; align-items: start; }
.problem img { width: 100%; border-radius: 10px; border: 1px solid var(--line); max-height: 360px; object-fit: contain; background: var(--surface-2); }
.problem h2 { font-size: 26px; margin: 4px 0 8px; }
.problem p { color: var(--ink-2); margin: 0 0 10px; }
.steps-mini { margin: 0 0 16px; padding-left: 20px; color: var(--ink-2); font-size: 14.5px; display: grid; gap: 4px; }

.result-grid { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: 16px; align-items: start; }
.viewer-card { padding: 10px; display: grid; gap: 10px; }
.viewer-card .viewer { height: min(70vh, 720px); min-height: 380px; border-radius: 10px; }
.viewer-bar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.btn[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.viewer-legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13.5px; color: var(--ink-2); padding: 0 4px 4px; }
.viewer-legend span { display: inline-flex; gap: 6px; align-items: center; }
.viewer-legend i { width: 18px; height: 4px; border-radius: 2px; display: inline-block; }
.viewer-status { bottom: 10px; }

.result-card { padding: 20px; display: grid; gap: 16px; }
.verdict { display: grid; gap: 6px; }
.verdict .eyebrow { display: flex; align-items: center; gap: 8px; }
.verdict h2 { font-size: 34px; line-height: 1.05; }
.verdict p { margin: 0; color: var(--ink-2); font-size: 15px; }
.verdict.flat h2 { color: var(--flat-ink); }
.verdict.normal h2 { color: var(--normal-ink); }
.verdict.cavus h2 { color: var(--cavus-ink); }
.verdict.mixed h2 { color: var(--ink); }
.gauge { display: grid; gap: 6px; }
.gauge-top { display: flex; align-items: baseline; gap: 8px; }
.gauge-top b { font-size: 14px; }
.gauge-top .v { margin-left: auto; font-family: var(--display); font-size: 26px; }
.gauge-top .c { font-size: 13px; font-weight: 700; }
.scale { position: relative; height: 30px; display: flex; gap: 2px; }
.scale span { height: 100%; border-radius: 6px; display: grid; place-items: center; font-size: 11.5px; font-weight: 700; overflow: hidden; white-space: nowrap; }
.scale .flat { background: var(--flat); color: var(--flat-ink); }
.scale .normal { background: var(--normal); color: var(--normal-ink); }
.scale .cavus { background: var(--cavus); color: var(--cavus-ink); }
.scale .mk { position: absolute; top: -5px; bottom: -5px; width: 4px; margin-left: -2px; background: var(--ink); border-radius: 2px; box-shadow: 0 0 0 2px var(--surface); }
.agree { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 10px; font-size: 14px; }
.agree svg { width: 18px; height: 18px; flex: none; margin-top: 1px; }
.agree.ok { background: color-mix(in srgb, var(--good) 12%, transparent); color: var(--ink); }
.agree.ok svg { color: var(--good); }
.agree.no { background: color-mix(in srgb, var(--warn) 14%, transparent); }
.agree.no svg { color: var(--warn); }
.more summary { cursor: pointer; list-style: none; display: flex; gap: 6px; align-items: center; }
.more summary::-webkit-details-marker { display: none; }
.more summary::after { content: "▾"; margin-left: auto; color: var(--muted); }
.more[open] summary::after { content: "▴"; }
.next-actions { display: grid; gap: 8px; }

.summary { margin-top: 18px; padding: 18px; display: grid; gap: 14px; }
.summary-feet { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.summary-foot { padding: 14px; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--line); display: grid; gap: 4px; }
.summary-foot b.v { font-family: var(--display); font-weight: 500; font-size: 24px; }
.page-head { display: flex; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.page-head h1 { font-size: clamp(26px, 4vw, 36px); }

@media (max-width: 1020px) {
  .result-grid { grid-template-columns: 1fr; }
  .guide { grid-template-columns: 1fr; }
  .problem { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .seg.big button { padding: 9px 12px; font-size: 14px; }
  .fstate { display: none; }
  .summary-feet { grid-template-columns: 1fr; }
  .viewer-card .viewer { height: 58vh; min-height: 340px; }
  .verdict h2 { font-size: 28px; }
}
@media (max-width: 1020px) { .result-grid > .side { order: -1; } }

/* ================= v5 · semáforo, tipos, recorrido ================= */
.status { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--line); }
.status > svg { width: 26px; height: 26px; flex: none; padding: 4px; border-radius: 50%; color: #fff; }
.status b { display: block; font-size: 16px; }
.status span { display: block; font-size: 13px; color: var(--ink-2); }
.status > div { flex: 1; min-width: 0; }
.status.ok { background: color-mix(in srgb, var(--good) 12%, var(--surface)); border-color: color-mix(in srgb, var(--good) 35%, var(--line)); }
.status.ok > svg { background: var(--good); }
.status.warn { background: color-mix(in srgb, var(--warn) 12%, var(--surface)); border-color: color-mix(in srgb, var(--warn) 40%, var(--line)); }
.status.warn > svg { background: var(--warn); }
.status.bad { background: color-mix(in srgb, var(--bad) 10%, var(--surface)); border-color: color-mix(in srgb, var(--bad) 40%, var(--line)); }
.status.bad > svg { background: var(--bad); }
.status .speak { flex: none; width: 42px; height: 42px; border-radius: 50%; }
.status .speak svg { width: 20px; height: 20px; color: var(--accent); }
.verdict.dim h2 { opacity: .55; }
.types { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.type { display: grid; justify-items: center; gap: 4px; padding: 8px 4px 6px; border-radius: 12px; border: 2px solid transparent; background: var(--surface-2); opacity: .45; transition: opacity .2s; }
.type svg { width: 44px; height: 72px; fill: var(--ink-2); }
.type span { font-size: 12.5px; font-weight: 700; color: var(--ink-2); }
.type.on { opacity: 1; border-color: var(--accent); background: var(--accent-soft); }
.type.on svg { fill: var(--accent); }
.type.on span { color: var(--accent); }
.gauge-top .unc { color: var(--muted); font-size: 13px; }
.gauge-top .v { margin-left: auto; }
.scale .cavus2 { background: color-mix(in srgb, var(--cavus) 70%, var(--cavus-ink) 30%); color: #fff; }
.scale .cavus3 { background: color-mix(in srgb, var(--cavus) 45%, var(--cavus-ink) 55%); color: #fff; }
.scale-ticks { position: relative; height: 14px; font-size: 10.5px; color: var(--muted); }
.scale-ticks span { position: absolute; transform: translateX(-50%); top: 0; }
.checks-box summary { cursor: pointer; display: flex; gap: 8px; align-items: baseline; list-style: none; }
.checks-box summary::-webkit-details-marker { display: none; }
.checks-box summary::after { content: "▾"; margin-left: auto; color: var(--muted); }
.checks-box[open] summary::after { content: "▴"; }
.checks-box ul { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 6px; font-size: 13.5px; }
.checks-box li { display: flex; gap: 8px; align-items: flex-start; }
.checks-box li svg { width: 16px; height: 16px; flex: none; margin-top: 2px; }
.checks-box li.ok svg { color: var(--good); } .checks-box li.warn svg { color: var(--warn); }
.checks-box li.bad svg { color: var(--bad); } .checks-box li.info svg { color: var(--muted); }
.checks-box li.info { color: var(--ink-2); }
#tourBtn { width: 100%; }
.tour { border-radius: 12px; background: var(--ink); color: var(--bg); padding: 12px 14px; display: grid; gap: 8px; animation: fade .2s ease; }
.tour p { margin: 0; font-size: 16px; line-height: 1.45; }
.tour .eyebrow { color: color-mix(in srgb, var(--bg) 70%, transparent); }
.tour .icon-btn { background: transparent; border-color: color-mix(in srgb, var(--bg) 30%, transparent); width: 30px; height: 30px; }
.tour .icon-btn svg { color: var(--bg); width: 14px; height: 14px; }
.tour-top { display: flex; align-items: center; }
.tour .btn { background: transparent; color: var(--bg); border-color: color-mix(in srgb, var(--bg) 35%, transparent); }
.tour .btn.primary { background: var(--accent-2); border-color: var(--accent-2); color: #0f1a13; }
.tour .btn:disabled { opacity: .35; }
#voiceBtn[aria-pressed="true"] svg { color: var(--accent); }
.summary-foot .q { font-weight: 700; }
.summary-foot .q.ok { color: var(--good); } .summary-foot .q.warn { color: var(--warn); } .summary-foot .q.bad { color: var(--bad); }
.viewer-bar .small.muted { margin-right: -2px; }
.scale .cavus2, .scale .cavus3 { font-size: 10px; }
.scale span { padding: 0 2px; }
.nav a { white-space: nowrap; }
@media (max-width: 430px) { .nav a { padding: 6px 7px; font-size: 12.5px; } .nav { gap: 0; } .top-in .icon-btn { width: 34px; height: 34px; } }

/* ================= v6 · modo escáner ================= */
.mode-pick { display: flex; flex-direction: column; align-items: center; gap: 6px; margin: 0 auto 14px; }
.mode-pick .tag { font-size: 10.5px; font-weight: 700; background: var(--accent); color: var(--accent-ink); padding: 1px 6px; border-radius: 999px; }
.guide-art .scanner { fill: var(--ink-2); }
.guide-art .glass { fill: #bfe3ee; }
.guide-art .beam { fill: #fff; opacity: .9; }
.guide-art .dark { fill: #1d1f1e; }
.guide-art .contact { fill: #f0d2c2; }
.guide-art .nocontact { fill: #8a5d4e; }
.center-text { text-align: center; max-width: 760px; margin: 14px auto 0; }
.sens-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 2px 4px; }
.sens-row input[type=range] { flex: 1; min-width: 140px; accent-color: var(--accent); }
.sens-row .hint-inline { flex-basis: 100%; }
@media (max-width: 760px) { .mode-pick .seg.big button { padding: 9px 10px; font-size: 13.5px; } }