/* ====== Identidad PEDPAL — PerfuPedPal ======
 * Paleta validada + Montserrat + Open Sans. Modo solo claro.
 * -------------------------------------------------------------------- */

@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@500;600&family=Open+Sans:ital,wght@0,400;0,600;0,700;1,400&display=swap");

:root {
  --pp-orange: #f28c20;
  --pp-green: #96c93e;
  --pp-fuchsia: #cd2e94;
  --pp-blue: #32b7e4;
  --pp-brown: #443329;
  --pp-fuchsia-deep: #b22f7f;
  --pp-blue-700: #147495;
  --pp-ink: #021228;
  --pp-ink-muted: #021228d1;
  --pp-surface: #ffffff;
  --pp-surface-alt: #f1f1f1;
  --pp-line: #0212282b;
  --pp-mark: #fde8d0;

  --pp-ok: #4b7a1c;         --pp-ok-soft: #eef6e2;
  --pp-warn: #9a5200;       --pp-warn-soft: #fdf0e1;
  --pp-crit: #b22f7f;       --pp-crit-soft: #fae8f3;

  --f-display: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --f-body:    "Open Sans",  "Segoe UI",       Arial, sans-serif;
  --f-mono:    "Open Sans",  "Segoe UI",       Arial, sans-serif;

  --r:      4px;
  --r-pill: 100px;
  --stripe: 4px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) { :root { color-scheme: light; } }

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  background: var(--pp-surface); color: var(--pp-ink);
  font-family: var(--f-body); font-size: 16px; line-height: 1.55;
  margin: 0; -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 1180px; margin: 0 auto; padding-inline: 16px; }
h1, h2, h3 {
  font-family: var(--f-display); font-weight: 600; margin: 0;
  line-height: 1.2; color: var(--pp-ink); text-wrap: balance;
  letter-spacing: -0.01em;
}
h1 { font-size: 1.65rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.08rem; font-weight: 500; }
p { margin: 0; }
a { color: var(--pp-blue-700); text-underline-offset: 2px; }
input, select, textarea, button { font: inherit; font-size: max(1rem, 16px); }
:focus-visible { outline: 2px solid var(--pp-ink); outline-offset: 2px; }

/* Franja multicolor */
.franja { display: flex; height: var(--stripe); width: 100%; }
.franja.fina { height: 3px; }
.franja i { flex: 1; display: block; }
.franja i:nth-child(1) { background: var(--pp-orange); }
.franja i:nth-child(2) { background: var(--pp-green); }
.franja i:nth-child(3) { background: var(--pp-fuchsia); }
.franja i:nth-child(4) { background: var(--pp-blue); }
.franja i:nth-child(5) { background: var(--pp-brown); }

/* Cabecera sticky */
header.top {
  position: sticky; top: 0; z-index: 30;
  background: var(--pp-surface);
  padding-top: env(safe-area-inset-top);
}
header.top .bar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 10px 0;
}
.brand { text-decoration: none; color: inherit; }
.brand h1 { font-size: 1.15rem; line-height: 1.2; margin: 0; }
.brand h1 span { color: var(--pp-blue-700); }
.brand p {
  font-family: var(--f-display); font-weight: 500;
  font-size: 0.78rem; line-height: 1.2; color: var(--pp-brown);
  margin-top: 2px;
}
.disclaimer {
  padding: 10px 0 12px;
  font-size: 0.84rem; color: var(--pp-ink-muted);
  max-width: 80ch;
}

/* Top nav desktop */
nav.top-tabs { display: none; }
@media (min-width: 1024px) {
  nav.top-tabs { display: block; }
  nav.top-tabs ul { list-style: none; display: flex; gap: 4px; margin: 0; padding: 0; }
  nav.top-tabs button {
    display: inline-flex; align-items: center; gap: 8px;
    min-height: 44px; padding: 0 16px;
    background: none; border: 0; border-radius: var(--r-pill);
    color: var(--pp-ink); cursor: pointer;
    font-family: var(--f-body); font-weight: 500; font-size: 0.95rem;
  }
  nav.top-tabs button:hover { background: var(--pp-surface-alt); }
  nav.top-tabs button[aria-selected="true"],
  nav.top-tabs button[aria-current="page"] {
    background: var(--pp-ink); color: #fff; font-weight: 600;
  }
}

/* Bottom nav móvil */
nav.bottom-nav {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  background: var(--pp-surface);
  border-top: 1px solid var(--pp-line);
  padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
}
nav.bottom-nav ul {
  list-style: none; margin: 0 auto; padding: 0;
  max-width: 720px;
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
}
nav.bottom-nav button {
  width: 100%; min-height: 56px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px;
  background: none; border: 0; cursor: pointer;
  color: var(--pp-ink-muted);
  font-size: 0.7rem; line-height: 1.1;
  padding: 4px 2px; text-align: center;
}
nav.bottom-nav button .pill-ic {
  display: flex; align-items: center; justify-content: center;
  width: 48px; height: 28px; border-radius: var(--r-pill); color: inherit;
}
nav.bottom-nav button svg { width: 20px; height: 20px; }
nav.bottom-nav button[aria-selected="true"],
nav.bottom-nav button[aria-current="page"] {
  color: var(--pp-ink); font-weight: 600;
}
nav.bottom-nav button[aria-selected="true"] .pill-ic,
nav.bottom-nav button[aria-current="page"] .pill-ic {
  background: var(--pp-ink); color: #fff;
}
nav.bottom-nav button:focus-visible {
  outline: 2px solid var(--pp-ink); outline-offset: -2px; border-radius: 4px;
}
@media (min-width: 1024px) { nav.bottom-nav { display: none; } }

.bottom-pad { height: calc(72px + env(safe-area-inset-bottom)); }
@media (min-width: 1024px) { .bottom-pad { display: none; } }

/* Layout */
main { padding-block: 18px 32px; }
section.panel { display: grid; gap: 18px; }
.lede { display: grid; gap: 6px; max-width: 80ch; }
.lede p { color: var(--pp-ink-muted); }
.grid2 {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 18px; align-items: start;
}
.grid2.even { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 860px) { .grid2, .grid2.even { grid-template-columns: minmax(0, 1fr); } }
.stack { display: grid; gap: 12px; min-width: 0; }

/* Cards */
.box {
  background: var(--pp-surface); border: 1px solid var(--pp-line);
  border-radius: var(--r); padding: 18px; display: grid; gap: 14px; min-width: 0;
}
.box.flat { background: var(--pp-surface-alt); border-color: transparent; }
.box h3 { margin-bottom: 2px; }

/* Formularios */
.field { display: grid; gap: 5px; }
.field label, .lbl {
  font-family: var(--f-display); font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.02em; color: var(--pp-ink);
}
.hint { font-size: 0.78rem; color: var(--pp-ink-muted); }
.row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}
.row-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 640px) { .row-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
input[type=number], input[type=search], input[type=text], select, textarea {
  color: var(--pp-ink); background: var(--pp-surface);
  border: 1px solid rgba(2, 18, 40, 0.4);
  border-radius: var(--r); padding: 10px 12px;
  width: 100%; min-width: 0; min-height: 44px;
}
input:focus, select:focus, textarea:focus { border-color: var(--pp-ink); }
textarea { min-height: 86px; resize: vertical; }
.unit { position: relative; }
.unit input { padding-right: 68px; }
.unit span {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  font-size: 0.82rem; color: var(--pp-ink-muted); pointer-events: none;
  font-family: var(--f-mono);
}

/* Segmentados */
.seg { display: flex; flex-wrap: wrap; gap: 8px; }
.seg button {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 44px; padding: 8px 16px;
  background: var(--pp-surface); color: var(--pp-ink);
  border: 2px solid rgba(2, 18, 40, 0.4); border-radius: var(--r-pill);
  cursor: pointer; line-height: 1.1;
}
.seg button:hover { border-color: var(--pp-ink); }
.seg button[aria-pressed="true"] {
  background: var(--pp-ink); color: #fff; border-color: var(--pp-ink); font-weight: 600;
}

/* Botones */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 8px 20px; border-radius: var(--r-pill);
  border: 2px solid transparent; cursor: pointer; text-decoration: none;
  font-family: var(--f-display); font-weight: 600;
}
.btn-primary { background: var(--pp-ink); color: #fff; border-color: var(--pp-ink); }
.btn-primary:hover { background: var(--pp-brown); border-color: var(--pp-brown); }
.btn-outline, .btn-secondary {
  background: var(--pp-surface); color: var(--pp-ink);
  border: 2px solid rgba(2, 18, 40, 0.4);
}
.btn-outline:hover, .btn-secondary:hover {
  background: var(--pp-surface-alt); border-color: var(--pp-ink);
}
.btn-sm { min-height: 36px; padding: 4px 14px; font-size: 0.86rem; }
.btn-danger { background: var(--pp-crit-soft); color: var(--pp-crit); border-color: var(--pp-crit-soft); }
.btn-danger:hover { background: var(--pp-crit); color: #fff; border-color: var(--pp-crit); }

/* Callouts */
.callout {
  border-radius: var(--r); padding: 10px 12px; font-size: 0.92rem;
  border-left: 4px solid var(--pp-line); background: var(--pp-surface-alt);
}
.callout.ok   { border-color: var(--pp-green);        background: var(--pp-ok-soft); }
.callout.warn { border-color: var(--pp-orange);       background: var(--pp-warn-soft); }
.callout.crit { border-color: var(--pp-fuchsia-deep); background: var(--pp-crit-soft); }
.callout strong { display: block; margin-bottom: 2px; }

/* Pills */
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.78rem; font-weight: 700; padding: 3px 9px;
  border-radius: 999px; white-space: nowrap;
}
.pill.ok   { background: var(--pp-ok-soft);   color: var(--pp-ok); }
.pill.warn { background: var(--pp-warn-soft); color: var(--pp-warn); }
.pill.crit { background: var(--pp-crit-soft); color: var(--pp-crit); }
.pill.info { background: #e7f4fb;             color: var(--pp-blue-700); }
.pill::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

/* Tablas */
.tbl { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 0.92rem; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--pp-line); vertical-align: top; }
th { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--pp-ink-muted); font-weight: 700; }
td.num, th.num { text-align: right; font-family: var(--f-mono); font-variant-numeric: tabular-nums; }

/* Resultados */
.result { border: 1px solid var(--pp-line); border-radius: var(--r); background: var(--pp-surface); overflow: hidden; }
.result > header { padding: 12px 16px; background: var(--pp-surface-alt); border-bottom: 1px solid var(--pp-line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 12px; align-items: baseline; position: static; }
.result > header .tag { font-size: 0.78rem; color: var(--pp-ink-muted); }
.result .body { padding: 14px 16px; display: grid; gap: 12px; }

/* Números destacados */
.big { display: flex; flex-wrap: wrap; gap: 10px 26px; }
.big div { display: grid; gap: 2px; }
.big b { font-family: var(--f-mono); font-size: 1.6rem; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.1; }
.big b small { font-size: 0.9rem; color: var(--pp-ink-muted); font-weight: 400; margin-left: 3px; }
.big span { font-size: 0.8rem; color: var(--pp-ink-muted); }

dl.kv { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 16px; margin: 0; font-size: 0.95rem; }
dl.kv dt { color: var(--pp-ink-muted); }
dl.kv dd { margin: 0; font-family: var(--f-mono); text-align: right; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }

/* Pestañas de perfusiones (sesión) */
.perf-tabs {
  display: flex; flex-wrap: wrap; gap: 6px;
  padding: 2px 0;
}
.perf-tabs button {
  display: inline-flex; align-items: center; gap: 6px;
  min-height: 40px; padding: 6px 14px;
  background: var(--pp-surface); color: var(--pp-ink);
  border: 1px solid rgba(2, 18, 40, 0.3); border-radius: var(--r-pill);
  cursor: pointer; font-family: var(--f-body); font-size: 0.92rem;
  max-width: 100%;
}
.perf-tabs button:hover { background: var(--pp-surface-alt); border-color: var(--pp-ink); }
.perf-tabs button[aria-current="page"] {
  background: var(--pp-ink); color: #fff; border-color: var(--pp-ink); font-weight: 600;
}
.perf-tabs .count { font-size: 0.78rem; color: var(--pp-ink-muted); font-variant-numeric: tabular-nums; }
.perf-tabs button[aria-current="page"] .count { color: #cfdfff; }

/* Lista fármacos añadidos */
.drug-row {
  border: 1px solid var(--pp-line); border-radius: var(--r);
  padding: 12px; display: grid; gap: 10px;
  background: var(--pp-surface);
}
.drug-row.incompat { border-color: var(--pp-crit); background: var(--pp-crit-soft); }
.drug-row.warn-sc { border-color: var(--pp-orange); background: var(--pp-warn-soft); }
.drug-row header { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.drug-row header strong { font-family: var(--f-display); font-weight: 600; }

/* Checkbox compat */
.compat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 8px; }
.compat-grid label {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; border: 1px solid var(--pp-line); border-radius: var(--r);
  cursor: pointer; background: var(--pp-surface);
  font-size: 0.92rem;
}
.compat-grid label:has(input:checked) {
  background: var(--pp-ink); color: #fff; border-color: var(--pp-ink); font-weight: 600;
}
.compat-grid input { width: 16px; height: 16px; min-height: 0; margin: 0; accent-color: var(--pp-ink); }
.compat-grid label:has(input:checked) input { accent-color: #fff; }

/* Footer */
footer.foot { padding-block: 14px 20px; font-size: 0.84rem; color: var(--pp-ink-muted); }
footer.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }

/* Móvil */
@media (max-width: 640px) {
  body { font-size: 15.5px; }
  header.top .bar { padding: 8px 0; }
  .brand h1 { font-size: 1.05rem; }
  .brand p { font-size: 0.75rem; }
  .disclaimer { font-size: 0.8rem; padding: 8px 0 10px; }
  main { padding-block: 14px 24px; }
  h2 { font-size: 1.2rem; }
  .box { padding: 14px; gap: 12px; }
  .row { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .big b { font-size: 1.35rem; }
  dl.kv { grid-template-columns: minmax(0, 1fr) minmax(0, auto); font-size: 0.88rem; gap: 6px 10px; }
  table { font-size: 0.86rem; }
  th, td { padding: 7px 8px; }
}
@media (max-width: 360px) { .row { grid-template-columns: minmax(0, 1fr); } }