/* MEyD — estilos compartidos. Sistema provisorio: ver DESIGN.md */
:root {
  --ground: #f1f1ee;
  --surface: #ffffff;
  --ink: #141414;
  --muted: #5c5c57;
  --line: #d9d9d3;
  --tape: #ffc21a;
  --ok: #1c7c45;
  --warn: #b54708;
  --bad: #b42318;
  --radius: 14px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  font-family: -apple-system, system-ui, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--ground);
  -webkit-text-size-adjust: 100%;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { min-height: 100dvh; line-height: 1.45; }
[hidden] { display: none !important; }
img, svg { display: block; }

/* Barra superior */
.topbar {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .85rem clamp(1rem, 4vw, 2rem);
  background: var(--surface); border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: .5rem; color: inherit; text-decoration: none; font-weight: 800; font-size: 1.25rem; letter-spacing: .02em; }
.brand::before {
  /* un trozo de cinta: el único gesto de marca por ahora */
  content: ""; width: 22px; height: 12px; border-radius: 3px;
  background: var(--tape) repeating-linear-gradient(90deg, transparent 0 4px, var(--ink) 4px 5px) bottom / 100% 5px no-repeat;
  box-shadow: inset 0 0 0 1px rgb(0 0 0 / .15);
}
.topbar a.link { display: inline-flex; align-items: center; min-height: 48px; padding: 0 .5rem; margin-right: -.5rem; color: var(--ink); font-weight: 600; text-decoration: none; }

main.page { max-width: 560px; margin: 0 auto; padding: 1.25rem clamp(1rem, 5vw, 1.5rem) calc(2rem + var(--safe-bottom)); }
main.wide { max-width: 1100px; }

h1, h2, h3 { margin: 0; line-height: 1.15; }
h1 { font-size: 1.75rem; }
h2 { font-size: 1.25rem; }
.display { font-size: 2.5rem; font-weight: 800; letter-spacing: -.01em; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.num { font-variant-numeric: tabular-nums; }

/* Botones */
.btn {
  display: flex; align-items: center; justify-content: center; gap: .5rem;
  width: 100%; min-height: 56px; padding: .9rem 1.25rem;
  border-radius: var(--radius); border: 2px solid var(--ink);
  font: inherit; font-size: 1rem; font-weight: 700; text-decoration: none; cursor: pointer;
  background: var(--surface); color: var(--ink);
  -webkit-tap-highlight-color: transparent;
}
.btn.primary { background: var(--tape); border-color: var(--tape); color: var(--ink); }
.btn.dark { background: var(--ink); color: #fff; }
.btn:disabled { opacity: .45; cursor: default; }
.btn:focus-visible, input:focus-visible, select:focus-visible, button:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; }
.btn.primary:focus-visible { outline-color: var(--ink); }
.textlink { min-height: 48px; background: none; border: 0; padding: .5rem; font: inherit; color: var(--ink); text-decoration: underline; cursor: pointer; }

/* Tarjetas */
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem; }

/* Cinta de progreso */
.tape {
  position: relative; height: 18px; border-radius: 5px; overflow: hidden;
  background: #e7e7e2; box-shadow: inset 0 0 0 1px rgb(0 0 0 / .08);
}
.tape > span {
  position: absolute; inset: 0; transform: scaleX(var(--p, 0)); transform-origin: left;
  background: var(--tape); transition: transform .25s ease;
}
.tape::after {
  content: ""; position: absolute; inset: 0;
  background: repeating-linear-gradient(90deg, transparent 0 calc(10% - 1px), rgb(0 0 0 / .55) calc(10% - 1px) 10%) bottom / 100% 7px no-repeat,
              repeating-linear-gradient(90deg, transparent 0 calc(2% - 1px), rgb(0 0 0 / .3) calc(2% - 1px) 2%) bottom / 100% 4px no-repeat;
}

/* Formularios */
label.field { display: block; font-weight: 700; margin-bottom: .4rem; }
input.big, select.big {
  width: 100%; min-height: 56px; font: inherit; font-size: 1.25rem; padding: .6rem .9rem;
  border: 2px solid var(--line); border-radius: var(--radius); background: var(--surface); color: var(--ink);
}
input.big:focus { border-color: var(--ink); outline: none; }

.segmented { display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem; }
.segmented button {
  min-height: 48px; border-radius: 10px; border: 2px solid var(--line); background: var(--surface);
  font: inherit; font-weight: 700; color: var(--ink); cursor: pointer;
}
.segmented button[aria-pressed="true"] { border-color: var(--ink); background: var(--ink); color: #fff; }

/* Chequeos */
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: .6rem; }
.checks li { display: grid; grid-template-columns: 28px 1fr; gap: .6rem; align-items: start; }
.checks .ico {
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  font-weight: 900; font-size: .875rem; color: #fff; background: var(--ok);
}
.checks li.warn .ico { background: var(--warn); }
.checks li.bad .ico { background: var(--bad); }
.checks li.info .ico { background: #e7e7e2; color: var(--ink); }
.checks strong { display: block; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}
input[type="number"] { -moz-appearance: textfield; appearance: textfield; }
input[type="number"]::-webkit-inner-spin-button, input[type="number"]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }