/* Intolerancias · css/components.css — base + componentes reutilizables (ver docs/diseno.md).
   Componentes: .card, .tile, .tip, .btn (píldora), .chip, .pill, .field, .segmented,
   .feeling-row, .sheet (dialog), .tabbar/.tab (barra inferior), .toast, .fab, .empty. */

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; min-width: 0; }

:root {
  interpolate-size: allow-keywords;
  text-wrap: pretty;
  overflow-wrap: break-word;
  font-synthesis: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-padding-block-end: calc(var(--nav-h) + env(safe-area-inset-bottom, 0px));
  overscroll-behavior-y: none;
}
@media (any-pointer: coarse) { html { overscroll-behavior-y: auto; } }
html:has(dialog:modal) { overflow: hidden; }

body {
  margin: 0;
  min-height: 100svh;
  font-family: var(--font);
  font-size: var(--text-m);
  font-weight: var(--weight-regular);
  line-height: 1.45;
  background: var(--bg);
  color: var(--ink);
}

body.scroll-locked { position: fixed; inset-inline: 0; overflow: hidden; }

h1, h2, h3, h4 { text-wrap: balance; font-weight: var(--weight-black); letter-spacing: -0.015em; }
h2 { font-size: var(--text-xl); line-height: 1.15; margin-block: var(--space-l) var(--space-m); }
h3 { font-size: var(--text-l); line-height: 1.25; margin-block: 0 var(--space-xs); }
h3 small { display: block; font-weight: var(--weight-regular); color: var(--muted); font-size: var(--text-s); letter-spacing: 0; }

img, svg, video { display: block; max-width: 100%; height: auto; }
input, textarea, select, button { font: inherit; color: inherit; }
input, textarea, select { font-size: max(16px, 1rem); }
button, a, [role="button"] { touch-action: manipulation; }
button, [role="button"] { user-select: none; -webkit-user-select: none; }

a { color: inherit; font-weight: var(--weight-bold); text-decoration-color: var(--brand); text-decoration-thickness: 0.15em; text-underline-offset: 0.2em; }
code { padding: 0.05em 0.35em; border-radius: 0.4em; background: var(--sunken); font-size: 0.9em; }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }

.hidden { display: none !important; }
.hint { margin: 0; color: var(--muted); font-size: var(--text-s); }
.empty { color: var(--muted); }
.sr-only { position: absolute; inline-size: 1px; block-size: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

/* ---------- card ---------- */
.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-s);
  margin-block: var(--space-s);
  padding: var(--space-l);
  border-radius: var(--radius-l);
  background: var(--surface);
  box-shadow: var(--shadow-m);
}
.card > * { margin-block: 0; }
@media (prefers-color-scheme: dark) { .card { box-shadow: inset 0 0 0 1px var(--line); } }
:root[data-theme="dark"] .card { box-shadow: inset 0 0 0 1px var(--line); }
:root[data-theme="light"] .card { box-shadow: var(--shadow-m); }

/* Tarjeta-consejo amarilla (Home) */
.tip {
  display: grid;
  justify-items: center;
  gap: var(--space-xs);
  padding: var(--space-l);
  border-radius: var(--radius-l);
  background: var(--brand);
  color: var(--on-brand);
  font-size: var(--text-m);
  font-weight: var(--weight-bold);
  text-align: center;
}
.tip-icon { font-size: 1.75rem; line-height: 1; }
.tip p { margin: 0; }

/* ---------- tile (registro rápido) ---------- */
.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-s); }
.tile {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2xs);
  min-block-size: 9.5rem;
  padding: var(--space-m);
  border: 0;
  border-radius: var(--radius-m);
  background: var(--tile);
  color: var(--ink);
  text-align: start;
  cursor: pointer;
}
.tile.is-wide { grid-column: 1 / -1; min-block-size: 0; flex-direction: row; align-items: center; gap: var(--space-s); }
.tile-emoji { font-size: 2rem; line-height: 1.1; margin-block-end: auto; }
.tile.is-wide .tile-emoji { margin: 0; }
.tile-title { font-size: var(--text-l); font-weight: var(--weight-black); line-height: 1.2; letter-spacing: -0.01em; }
.tile-desc { color: var(--muted); font-size: var(--text-xs); line-height: 1.35; }
.tile-badge {
  position: absolute;
  inset-block-start: var(--space-s);
  inset-inline-end: var(--space-s);
  padding: 0.1rem 0.55rem;
  border-radius: var(--radius-pill);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.6875rem;
  font-weight: var(--weight-bold);
}
.tile[aria-disabled="true"] { cursor: default; }
.tile[aria-disabled="true"] :is(.tile-emoji, .tile-title) { opacity: 0.55; }
@media (hover: hover) and (pointer: fine) {
  .tile:not([aria-disabled="true"]):hover { background: color-mix(in oklch, var(--tile), var(--ink) 5%); }
}

/* ---------- botones píldora ---------- */
.row { display: flex; flex-wrap: wrap; gap: var(--space-xs); }

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4em;
  min-block-size: 3rem;
  padding: 0.6rem 1.35rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--tile);
  color: var(--ink);
  font-size: var(--text-s);
  font-weight: var(--weight-bold);
  line-height: 1.2;
  cursor: pointer;
}
.btn.primary { background: var(--primary); color: var(--on-primary); }
.btn.brand { background: var(--brand); color: var(--on-brand); }
.btn.ghost { background: transparent; box-shadow: inset 0 0 0 1.5px var(--line); }
.btn.danger { background: var(--bad-subtle); color: var(--bad); }
.btn.block { inline-size: 100%; }
.btn.small { min-block-size: 2.375rem; padding: 0.4rem 1rem; font-size: var(--text-xs); }
.btn.small::after, .chip::after { content: ""; position: absolute; inset: min(0px, (100% - 44px) / 2); }
.btn:disabled { opacity: 0.5; cursor: default; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  inline-size: 3rem;
  block-size: 3rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: var(--on-primary);
  font-size: 1.25rem;
  cursor: pointer;
}

@media (hover: hover) and (pointer: fine) {
  .btn:hover { background: color-mix(in oklch, var(--tile), var(--ink) 7%); }
  .btn.primary:hover { background: var(--primary-hover); }
  .btn.brand:hover { background: color-mix(in oklch, var(--brand), var(--ink) 8%); }
  .btn.ghost:hover { background: var(--sunken); }
  .btn.danger:hover { background: color-mix(in oklch, var(--bad-subtle), var(--bad) 10%); }
}

:is(.btn, .tab, .chip, .tile, .icon-btn, .feeling-row button):active { scale: 0.97; }
@media (prefers-reduced-motion: no-preference) {
  :is(.btn, .tab, .chip, .tile, .icon-btn, .feeling-row button) {
    transition: scale 140ms var(--ease-out), background-color 160ms var(--ease-out), color 160ms var(--ease-out);
  }
}

/* ---------- chip (selección) y pill (etiqueta) ---------- */
.chips { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.chip {
  position: relative;
  padding: 0.45rem 0.95rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--tile);
  font-size: var(--text-s);
  font-weight: var(--weight-bold);
  cursor: pointer;
}
.chip[aria-pressed="true"] { background: var(--primary); color: var(--on-primary); }

.pills { display: flex; flex-wrap: wrap; gap: 0.375rem; }
.pill {
  display: inline-block;
  padding: 0.15rem 0.65rem;
  border-radius: var(--radius-pill);
  background: var(--tile);
  font-size: 0.78rem;
  font-weight: var(--weight-bold);
}
.pill.is-brand { background: var(--brand); color: var(--on-brand); }
.pill.is-sage  { background: var(--sage); color: var(--on-sage); }

.badge {
  flex: none;
  min-inline-size: 1.4em;
  padding: 0.05em 0.45em;
  border-radius: var(--radius-pill);
  background: var(--brand);
  color: var(--on-brand);
  font-size: 0.75rem;
  font-weight: var(--weight-black);
  line-height: 1.4;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* ---------- formularios ---------- */
.field { display: flex; flex-direction: column; gap: var(--space-2xs); margin: 0; }
.field > span, .field > legend { font-weight: var(--weight-bold); }
.field small { color: var(--muted); font-weight: var(--weight-regular); }

textarea, select,
input:is([type="text"], [type="password"], [type="time"], [type="datetime-local"], [type="number"]) {
  inline-size: 100%;
  min-block-size: 3rem;
  padding: 0.7rem 1rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius-m);
  background: var(--tile);
  color: var(--ink);
  line-height: 1.4;
}
textarea { field-sizing: content; min-block-size: 3lh; max-block-size: 12lh; resize: none; }
::placeholder { color: color-mix(in oklch, var(--muted) 85%, transparent); }
:is(textarea, input, select):focus-visible { outline: 0; border-color: var(--focus); background: var(--field); }

input[type="file"] {
  inline-size: 100%;
  padding: 0.4rem;
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-m);
  color: var(--muted);
  font-size: var(--text-s);
  cursor: pointer;
}
input[type="file"]::file-selector-button {
  margin-inline-end: 0.75rem;
  padding: 0.55rem 1rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: var(--on-primary);
  font: inherit;
  font-weight: var(--weight-bold);
  cursor: pointer;
}

.check { display: flex; align-items: center; gap: var(--space-xs); cursor: pointer; font-weight: var(--weight-bold); }
.check input { inline-size: 1.25rem; block-size: 1.25rem; accent-color: var(--palette-ink); }

.segmented {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: var(--space-2xs);
  padding: 0.3rem;
  border-radius: var(--radius-pill);
  background: var(--tile);
}
.segmented label {
  position: relative;
  display: grid;
  place-items: center;
  min-block-size: 2.75rem;
  border-radius: var(--radius-pill);
  color: var(--muted);
  font-size: var(--text-s);
  font-weight: var(--weight-bold);
  cursor: pointer;
}
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label:has(input:checked) { background: var(--primary); color: var(--on-primary); }
.segmented label:has(input:focus-visible) { outline: 3px solid var(--focus); outline-offset: 1px; }

/* Escala 1–5 con caras */
.feeling-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-xs); }
.feeling-row button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
  min-block-size: 3.5rem;
  padding-block: 0.45rem 0.3rem;
  border: 0;
  border-radius: var(--radius-m);
  background: var(--tile);
  font-size: 1.6rem;
  line-height: 1.1;
  cursor: pointer;
}
.feeling-row button em { font-style: normal; font-size: var(--text-xs); font-weight: var(--weight-black); color: var(--muted); font-variant-numeric: tabular-nums; }
.feeling-row button[aria-pressed="true"] { background: var(--brand); box-shadow: inset 0 0 0 2px var(--palette-ink); }
.feeling-row button[aria-pressed="true"] em { color: var(--on-brand); }

/* ---------- sheet (dialog) ---------- */
.sheet {
  inline-size: min(100% - 2rem, 30rem);
  max-inline-size: none;
  max-block-size: min(90dvh, 44rem);
  padding: 0;
  overflow: hidden;
  border: 0;
  border-radius: var(--radius-xl);
  background: var(--bg);
  color: var(--ink);
  box-shadow: var(--shadow-l);
}
.sheet[open] { display: grid; grid-template-rows: auto minmax(0, 1fr) auto; }
.sheet::backdrop { background: light-dark(oklch(25% 0.02 90 / 0.5), oklch(0% 0 none / 0.65)); }
.sheet-head { padding: var(--space-l) var(--space-l) var(--space-xs); }
.sheet-head h3 { margin: 0 0 var(--space-2xs); font-size: var(--text-xl); }
.sheet-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-m);
  min-block-size: 0;
  padding: var(--space-xs) var(--space-l) var(--space-m);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.sheet-foot { padding: var(--space-s) var(--space-l) calc(var(--space-l) + env(safe-area-inset-bottom, 0px)); }
.sheet-foot .btn.primary { flex: 1 1 100%; }
.sheet-foot .btn.ghost { flex: 1 1 0; }

@media (width < 36rem) {
  .sheet {
    position: fixed;
    inset: auto 0 0;
    inline-size: 100%;
    max-block-size: calc(100dvh - max(1rem, env(safe-area-inset-top, 0px)));
    margin: 0;
    border-end-start-radius: 0;
    border-end-end-radius: 0;
  }
  .sheet-head { padding: var(--space-l) var(--space-m) var(--space-2xs); }
  .sheet-head::before {
    content: "";
    display: block;
    inline-size: 2.75rem;
    block-size: 0.3rem;
    margin: calc(var(--space-xs) * -1) auto var(--space-s);
    border-radius: var(--radius-pill);
    background: var(--line);
  }
  .sheet-head .hint { display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; overflow: hidden; }
  .sheet-body { padding-inline: var(--space-m); }
  .sheet-foot { padding: var(--space-xs) var(--space-m) max(var(--space-s), env(safe-area-inset-bottom, 0px)); }
}

.sheet, .sheet::backdrop {
  opacity: 0;
  transition: opacity 220ms var(--ease-out), display 220ms allow-discrete, overlay 220ms allow-discrete;
}
.sheet[open], .sheet[open]::backdrop { opacity: 1; }
@starting-style { .sheet[open], .sheet[open]::backdrop { opacity: 0; } }
@media (prefers-reduced-motion: no-preference) {
  .sheet {
    translate: 0 1.5rem;
    transition: opacity 220ms var(--ease-out), translate 300ms var(--ease-out), display 300ms allow-discrete, overlay 300ms allow-discrete;
  }
  .sheet[open] { translate: 0 0; }
  @starting-style { .sheet[open] { translate: 0 1.5rem; } }
}

/* ---------- barra inferior oscura ---------- */
.tabbar {
  position: fixed;
  inset-inline: 0;
  inset-block-end: 0;
  z-index: 10;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 0.125rem;
  padding: 0.375rem max(0.375rem, env(safe-area-inset-right, 0px)) calc(0.375rem + env(safe-area-inset-bottom, 0px)) max(0.375rem, env(safe-area-inset-left, 0px));
  background: var(--nav-bg);
  color: var(--nav-ink);
}
.tab {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  min-block-size: var(--nav-item-h);
  padding: 0.25rem 0.125rem;
  border: 0;
  border-radius: var(--radius-m);
  background: transparent;
  color: inherit;
  font-size: 0.6875rem;
  font-weight: var(--weight-bold);
  line-height: 1.2;
  cursor: pointer;
}
.tab-label { max-inline-size: 100%; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; overflow-wrap: normal; }
.tab-icon {
  display: grid;
  place-items: center;
  inline-size: 2.75rem;
  max-inline-size: 100%;
  block-size: 1.875rem;
  border-radius: var(--radius-pill);
  font-size: 1.15rem;
  line-height: 1;
  filter: grayscale(1);
  opacity: 0.65;
}
.tab[aria-current="page"] { color: var(--nav-ink-active); font-weight: var(--weight-black); }
.tab[aria-current="page"] .tab-icon { background: var(--brand); filter: none; opacity: 1; }
.tab:focus-visible { outline-color: var(--brand); outline-offset: -2px; }
@media (hover: hover) and (pointer: fine) {
  .tab:not([aria-current="page"]):hover { color: var(--nav-ink-active); }
  .tab:not([aria-current="page"]):hover .tab-icon { opacity: 1; }
}
@media (width >= 48rem) {
  .tabbar {
    inset-inline: 50%;
    inset-block-end: var(--space-m);
    translate: -50% 0;
    inline-size: min(100% - 2rem, 40rem);
    padding: 0.375rem;
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-l);
  }
  .tab { flex-direction: row; gap: 0.4rem; min-block-size: 3rem; border-radius: var(--radius-pill); font-size: var(--text-xs); }
  .tab-icon { inline-size: 2rem; block-size: 2rem; }
}
@media (prefers-reduced-motion: no-preference) {
  .tab-icon { transition: background-color 200ms var(--ease-out), opacity 200ms var(--ease-out); }
}

/* ---------- toast + fab ---------- */
.toast {
  position: fixed;
  inset-inline: 0;
  inset-block-end: calc(var(--nav-h) + 4.5rem + env(safe-area-inset-bottom, 0px));
  z-index: 30;
  inline-size: fit-content;
  max-inline-size: calc(100% - 2rem);
  margin-inline: auto;
  padding: 0.7rem 1.3rem;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: var(--on-primary);
  font-size: var(--text-s);
  font-weight: var(--weight-bold);
  box-shadow: var(--shadow-l);
  transition: opacity 200ms var(--ease-out), display 200ms allow-discrete;
}
@starting-style { .toast { opacity: 0; } }
.toast.hidden { opacity: 0; }

.fab {
  position: fixed;
  z-index: 9;
  inset-inline-end: max(var(--space-m), env(safe-area-inset-right, 0px));
  inset-block-end: calc(var(--nav-h) + var(--space-m) + env(safe-area-inset-bottom, 0px));
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-block-size: 3.25rem;
  padding: 0.6rem 1.2rem;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--brand);
  color: var(--on-brand);
  font: inherit;
  font-weight: var(--weight-black);
  box-shadow: 0 10px 24px -10px oklch(0% 0 none / 0.5);
  cursor: pointer;
}
.fab > span[aria-hidden] { font-size: 1.2em; line-height: 1; }
.fab:active { scale: 0.97; }
@media (width >= 48rem) { .fab { inset-block-end: calc(var(--nav-h) + var(--space-xl)); } }