/* calculadora.css — SOLO lo que no existe ya en el CSS del sitio:
   cuadros de stats con su color, candado de fijar, tarjetas de propuestas
   y el contador grande. Todo lo demás (fuente, fondo, botones, contenedor)
   viene de variables.css / base.css / components.css. */

:root {
  --calc-up:   #15803d;
  --calc-down: #c2410c;
}
:root[data-theme="dark"] {
  --calc-up:   #4ade80;
  --calc-down: #fb923c;
}

.calc-wrap { padding-top: 48px; padding-bottom: 64px; }

/* ── Nivel / Puntos / Máximo ─────────────────────────── */
.calc-top {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin-bottom: 8px;
}
.calc-field {
  border: 1px solid var(--rule);
  background: var(--surface);
  border-radius: 8px;
  padding: 10px 14px;
}
.calc-field label,
.calc-label {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.calc-field input {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  font-size: 1.3rem;
  font-weight: 700;
  padding: 4px 0 0;
  outline: none;
}
.calc-field:focus-within { border-color: var(--ink); }
.calc-field-ro { background: transparent; border-style: dashed; }
.calc-value { font-size: 1.3rem; font-weight: 700; padding: 4px 0 0; color: var(--muted); }

@media (max-width: 640px) {
  .calc-top { grid-template-columns: 1fr 1fr; }
  .calc-top .calc-field:first-child { grid-column: 1 / -1; }
}

/* ── Cuadros de stats ─────────────────────────────────── */
.calc-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
@media (max-width: 1000px) { .calc-stats { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 640px)  { .calc-stats { grid-template-columns: repeat(2, 1fr); } }

.calc-st {
  --c: #888;
  border: 1px solid color-mix(in srgb, var(--c) 35%, var(--rule));
  border-top: 5px solid var(--c);
  background: color-mix(in srgb, var(--c) 7%, var(--surface));
  border-radius: 8px;
  padding: 12px 12px 10px;
  text-align: center;
  transition: box-shadow 0.15s, border-color 0.15s;
}
.calc-st:focus-within { box-shadow: 0 0 0 2px var(--c); }
.calc-st.locked {
  background: repeating-linear-gradient(
    135deg,
    color-mix(in srgb, var(--c) 12%, var(--surface)) 0 8px,
    color-mix(in srgb, var(--c) 5%, var(--surface)) 8px 16px
  );
}
.calc-st .calc-st-name {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c);
}
.calc-st input[type="number"] {
  width: 100%;
  margin: 6px 0 8px;
  border: 2px solid color-mix(in srgb, var(--c) 45%, var(--rule));
  background: var(--bg);
  color: var(--ink);
  border-radius: 6px;
  cursor: text;
  text-align: center;
  font: inherit;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  padding: 2px 0;
  outline: none;
  -moz-appearance: textfield;
  appearance: textfield;
}
.calc-st input[type="number"]::-webkit-outer-spin-button,
.calc-st input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.calc-st input[type="number"]:hover { border-color: var(--c); }
.calc-st input[type="number"]:focus { border-color: var(--c); background: var(--surface); }

.calc-st .calc-st-info {
  font-size: 0.72rem;
  color: var(--muted);
  min-height: 2.6em;
  line-height: 1.35;
}

.calc-lock {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.76rem;
  color: var(--muted);
  cursor: pointer;
  margin-top: 6px;
  user-select: none;
}
.calc-lock input { accent-color: var(--ink); margin: 0; width: 1.1em; height: 1.1em; }

@keyframes calcFlash { 0%, 100% {} 30% { box-shadow: 0 0 0 3px var(--calc-down); } }
.calc-flash { animation: calcFlash 0.6s; }

/* ── Contador grande ──────────────────────────────────── */
.calc-count {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
  padding: 14px 16px;
  border: 1px solid var(--rule);
  background: var(--surface);
  border-radius: 8px;
}
.calc-count-big { font-size: 1.9rem; font-weight: 700; }
.calc-count-sub { color: var(--muted); font-size: 0.82rem; }
.calc-count.ok .calc-count-big { color: var(--calc-up); }
.calc-count.bad .calc-count-big { color: var(--calc-down); }

/* ── Mensaje de estado ────────────────────────────────── */
.calc-msg {
  margin: 14px 0 0;
  font-size: 0.9rem;
  padding: 10px 14px;
  border-left: 3px solid var(--ink);
  border-radius: 2px;
}
.calc-msg.bad { border-color: var(--calc-down); color: var(--calc-down); background: color-mix(in srgb, var(--calc-down) 8%, var(--surface)); }
.calc-msg.ok  { border-color: var(--calc-up);   color: var(--calc-up);   background: color-mix(in srgb, var(--calc-up) 8%, var(--surface)); }

/* ── Tarjetas de propuestas ───────────────────────────── */
.calc-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(14rem, 1fr));
  gap: 10px;
  margin-top: 14px;
}
.calc-card {
  border: 1px solid var(--rule);
  background: var(--surface);
  border-radius: 8px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
}
.calc-card h3 { font-size: 0.86rem; margin: 0 0 10px; font-weight: 700; }
.calc-card table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.calc-card td { padding: 3px 0; border-bottom: 1px solid var(--rule); }
.calc-card tr:last-child td { border-bottom: 0; }
.calc-card td:first-child { color: var(--muted); font-weight: 700; width: 42px; }
.calc-card td:last-child { text-align: right; }
.calc-card .from { color: var(--muted); opacity: 0.7; }
.calc-card .up   { color: var(--calc-up);   font-weight: 700; }
.calc-card .down { color: var(--calc-down); font-weight: 700; }
.calc-card .d    { font-size: 0.78rem; margin-left: 4px; font-weight: 400; }
.calc-card .same { color: var(--muted); }
.calc-card .use {
  margin-top: 12px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  padding: 7px;
  font: inherit;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  border-radius: 4px;
  cursor: pointer;
}
.calc-card .use:hover { background: var(--ink); color: var(--bg); }
.calc-empty { color: var(--muted); font-size: 0.92rem; margin-top: 14px; }

/* ── Guardar imagen ───────────────────────────────────── */
.calc-export { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: stretch; }
.calc-export .btn { padding: 0 28px; font-size: 1rem; letter-spacing: 0.08em; }
@media (max-width: 640px) { .calc-export { grid-template-columns: 1fr; } }
.calc-prevlab { margin: 18px 0 6px; font-size: 0.76rem; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }
#preview { display: block; max-width: min(100%, 560px); border: 1px solid var(--rule); border-radius: 8px; }
#preview[hidden] { display: none; }

/* ── ¿Cómo se calcula? ────────────────────────────────── */
.calc-details { margin-top: 48px; border-top: 1px solid var(--rule); padding-top: 18px; }
.calc-details summary { cursor: pointer; font-size: 0.82rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.calc-table { border-collapse: collapse; margin-top: 14px; font-size: 0.9rem; width: 100%; max-width: 480px; }
.calc-table td, .calc-table th { padding: 4px 18px 4px 0; text-align: left; border-bottom: 1px solid var(--rule); }
.calc-table th { font-size: 0.76rem; color: var(--muted); font-weight: 400; }
.calc-details p { color: var(--muted); font-size: 0.9rem; max-width: 640px; margin-top: 14px; }
.calc-details strong { color: var(--ink); }

.calc-footer-note { margin-top: 40px; color: var(--muted); font-size: 0.82rem; text-align: center; }