/* ================================================================
   assets/css/calculador.css
   Calculador de mesas y mesitas ratonas + versión anexa de la
   portada — Amoblarq
   ================================================================ */

/* ── LAYOUT PRINCIPAL ─────────────────────────────────────────── */
.calc-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

/* ── PANEL DE FORMULARIO ──────────────────────────────────────── */
.calc-panel {
  background: #fff;
  border: 1px solid var(--line-soft);
  border-radius: var(--r-xl);
  overflow: hidden;
}

.calc-panel-header {
  padding: 1.5rem 1.75rem 1.25rem;
  border-bottom: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.calc-panel-icon {
  width: 40px;
  height: 40px;
  background: var(--ink);
  border-radius: var(--r-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}

.calc-panel-title {
  font-family: var(--ff-serif);
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: -.02em;
  color: var(--ink);
  line-height: 1.15;
}

.calc-panel-sub {
  font-size: .72rem;
  color: var(--muted);
  letter-spacing: .03em;
  margin-top: .15rem;
}

.calc-panel-body {
  padding: 1.75rem;
}

/* ── TABS ─────────────────────────────────────────────────────── */
.calc-tabs {
  display: flex;
  background: var(--paper);
  border-radius: var(--r-pill);
  padding: 3px;
  gap: 3px;
  margin-bottom: 1.75rem;
}

.calc-tab {
  flex: 1;
  padding: .65rem 1rem;
  border: none;
  background: transparent;
  border-radius: var(--r-pill);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  transition: background .2s, color .2s;
  white-space: nowrap;
}

.calc-tab.active {
  background: var(--ink);
  color: #fff;
}

.calc-tab:hover:not(.active) {
  color: var(--ink);
}

/* ── SECCIONES DE TAB ─────────────────────────────────────────── */
.calc-section { display: none; }
.calc-section.visible { display: block; }

/* ── CAMPO DE FORMULARIO ──────────────────────────────────────── */
.calc-field { margin-bottom: 1.35rem; }

.calc-label {
  display: block;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .5rem;
}

.calc-label span {
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  color: var(--muted-2);
}

.calc-input {
  width: 100%;
  padding: .8rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--bg);
  font-size: .9375rem;
  color: var(--ink);
  font-family: var(--ff-serif);
  letter-spacing: -.01em;
  transition: border-color .2s;
  -moz-appearance: textfield;
}

.calc-input::-webkit-outer-spin-button,
.calc-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.calc-input:focus {
  outline: none;
  border-color: var(--ink);
}

.calc-select {
  width: 100%;
  padding: .8rem 2.5rem .8rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--bg);
  font-size: .875rem;
  color: var(--ink);
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='none' stroke='%23666' stroke-width='1.4' stroke-linecap='round' d='M1 1l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .9rem center;
  transition: border-color .2s;
}

.calc-select:focus {
  outline: none;
  border-color: var(--ink);
}

/* ── GRID DE DOS COLUMNAS ─────────────────────────────────────── */
.calc-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

/* ── DIVISOR ──────────────────────────────────────────────────── */
.calc-divider {
  height: 1px;
  background: var(--line-soft);
  margin: 1.5rem 0;
}

/* ── RESULTADO ────────────────────────────────────────────────── */
.calc-result {
  position: sticky;
  top: 6rem;
}

.calc-result-card {
  background: var(--ink);
  border-radius: var(--r-xl);
  padding: 2rem;
  color: #fff;
}

.calc-result-eyeline {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  gap: .6rem;
}

.calc-result-eyeline::before {
  content: '';
  display: block;
  width: 18px;
  height: 1px;
  background: rgba(255,255,255,.3);
}

.calc-result-price {
  font-family: var(--ff-serif);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: -.04em;
  line-height: 1;
  color: #fff;
  margin-bottom: .4rem;
}

.calc-result-price-label {
  font-size: .75rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 2rem;
  letter-spacing: .02em;
}

.calc-result-breakdown {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .85rem;
}

.calc-result-line {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: .8125rem;
}

.calc-result-line-label {
  color: rgba(255,255,255,.5);
}

.calc-result-line-val {
  font-weight: 500;
  color: rgba(255,255,255,.9);
  letter-spacing: -.01em;
}

.calc-result-line.total {
  margin-top: .5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,.1);
}

.calc-result-line.total .calc-result-line-label {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(255,255,255,.65);
}

.calc-result-line.total .calc-result-line-val {
  font-family: var(--ff-serif);
  font-size: 1.2rem;
  color: #fff;
}

/* ── ESTADO VACÍO ─────────────────────────────────────────────── */
.calc-empty {
  text-align: center;
  padding: 2.5rem 1.5rem;
}

.calc-empty-icon {
  width: 52px;
  height: 52px;
  background: rgba(255,255,255,.08);
  border-radius: var(--r-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  color: rgba(255,255,255,.3);
}

.calc-empty-text {
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
  line-height: 1.6;
  max-width: 20ch;
  margin: 0 auto;
}

/* ── TARJETA CTA BAJO EL RESULTADO ───────────────────────────── */
.calc-cta-card {
  margin-top: 1rem;
  background: var(--paper);
  border-radius: var(--r-xl);
  padding: 1.5rem;
  text-align: center;
}

.calc-cta-text {
  font-size: .8125rem;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 1.1rem;
}

/* ── GRUPO DE OPCIONES (radio estilizado) ─────────────────────── */
.calc-options {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
}

.calc-option-label {
  display: flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem .9rem;
  border: 1px solid var(--line);
  border-radius: var(--r-pill);
  font-size: .8125rem;
  color: var(--ink);
  cursor: pointer;
  transition: border-color .2s, background .2s;
  user-select: none;
}

.calc-option-label:hover {
  border-color: var(--ink);
}

.calc-option-label input[type="radio"] {
  display: none;
}

.calc-option-label.selected {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}

/* El recargo de la tela va en la misma pastilla, con su propio tono, para
   que se lea el precio sin tener que pasar el mouse ni mirar la nota. */
.calc-option-precio {
  font-size: .72rem;
  color: var(--muted-2);
  letter-spacing: -.01em;
  font-variant-numeric: tabular-nums;
}

.calc-option-label.selected .calc-option-precio {
  color: rgba(255,255,255,.72);
}

/* ── NOTA AL PIE ──────────────────────────────────────────────── */
.calc-note {
  font-size: .72rem;
  color: var(--muted);
  line-height: 1.65;
  padding: 1rem 1.25rem;
  background: var(--paper);
  border-radius: var(--r-lg);
  margin-top: 1.25rem;
}

.calc-note strong {
  color: var(--ink);
  font-weight: 500;
}

/* ================================================================
   CALCULADORA ANEXA DE LA PORTADA
   Bloque compacto que va en index.php, entre la franja de confianza
   y las categorías. Es el mismo cálculo que /calculador.php pero
   reducido a lo que un visitante de la landing entiende de entrada:
   tipo de mesa, dos medidas y el número. El resto de la conversación
   (tapizado, precio por m², mínimo facturable) vive en la página
   completa, a la que lleva el botón.
   ================================================================ */
/* El padding de abajo es más corto que el de arriba a propósito: la
   sección que sigue entra sin padding propio (ver .calc-mini + .section
   en style.css), así que todo el aire de separación está arriba. */
.calc-mini { padding: clamp(3rem, 6vw, 5rem) 0 clamp(1.75rem, 3.5vw, 2.5rem); }

.calc-mini-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 3.5rem);
}

.calc-mini-head { min-width: 0; }

.calc-mini-title {
  font-family: var(--ff-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 300;
  letter-spacing: -.03em;
  line-height: 1.05;
  color: var(--ink);
  margin: 0 0 .65rem;
  text-wrap: balance;
}

.calc-mini-text {
  font-size: .875rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 46ch;
  margin: 0;
  text-wrap: pretty;
}

.calc-mini-link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  margin-top: 1.1rem;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line-hard);
  padding-bottom: .2rem;
  transition: border-color var(--tr), color var(--tr);
}

.calc-mini-link:hover { border-color: var(--ink); }
.calc-mini-link svg { transition: transform var(--tr) var(--ease); }
.calc-mini-link:hover svg { transform: translateX(3px); }

/* ── La caja del cálculo ─────────────────────────────────────── */
.calc-mini-box {
  background: var(--bg-elev);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-xl);
  padding: 1.5rem;
  width: 100%;
  min-width: 0;
  box-shadow: var(--sh-1);
}

.calc-mini-tabs {
  display: flex;
  gap: 3px;
  background: var(--paper);
  border-radius: var(--r-pill);
  padding: 3px;
  margin-bottom: 1.15rem;
}

.calc-mini-tab {
  flex: 1;
  border: 0;
  background: transparent;
  border-radius: var(--r-pill);
  padding: .5rem .6rem;
  font: inherit;
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s, color .2s;
}

.calc-mini-tab.active { background: var(--ink); color: #fff; }
.calc-mini-tab:hover:not(.active) { color: var(--ink); }

.calc-mini-panel { display: none; }
.calc-mini-panel.active { display: block; }

.calc-mini-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
}

.calc-mini-field { min-width: 0; }

/* El ancho se limita a 4 dígitos: los medidas de una mesa no pasan de
   500 y un campo abierto hace que el número se vaya de la caja. */
.calc-mini-input {
  width: 100%;
  padding: .6rem .75rem;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--bg);
  font-family: var(--ff-serif);
  font-size: 1rem;
  color: var(--ink);
  letter-spacing: -.01em;
  transition: border-color .2s;
  -moz-appearance: textfield;
}

.calc-mini-input::-webkit-outer-spin-button,
.calc-mini-input::-webkit-inner-spin-button { -webkit-appearance: none; }

.calc-mini-input:focus { outline: none; border-color: var(--ink); }

.calc-mini-out {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.15rem;
  padding-top: 1.15rem;
  border-top: 1px solid var(--line-soft);
}

.calc-mini-out-label {
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}

.calc-mini-out-valor {
  font-family: var(--ff-serif);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 300;
  letter-spacing: -.035em;
  line-height: 1;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.calc-mini-out-valor.is-vacio { color: var(--sand-2); }

.calc-mini-foot {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
  margin-top: 1.15rem;
}

.calc-mini-foot .btn { flex: 1 1 auto; justify-content: center; }

.calc-mini-nota {
  font-size: .7rem;
  color: var(--muted-2);
  margin: .9rem 0 0;
  line-height: 1.5;
}

/* La explicación del asterisco del mínimo facturable. Va pegada al
   bloque del precio, no al pie de la caja: el número que hay que
   entender está a tres centímetros de ahí, no al final. */
.calc-mini-min {
  font-size: .7rem;
  color: var(--muted-2);
  margin: .5rem 0 0;
  line-height: 1.45;
}

.calc-mini-min[hidden] { display: none; }

@media (max-width: 900px) {
  .calc-mini-inner { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .calc-mini-box { padding: 1.15rem; }
  .calc-mini-row { grid-template-columns: 1fr; }
}

/* ── RESPONSIVE ───────────────────────────────────────────────── */
@media (max-width: 960px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }

  .calc-result {
    position: static;
    order: -1;
  }

  .calc-result-price {
    font-size: 2.25rem;
  }
}

@media (max-width: 540px) {
  .calc-panel-body { padding: 1.25rem; }
  .calc-row { grid-template-columns: 1fr; gap: .75rem; }
  .calc-tabs { flex-direction: column; }
  .calc-tab { text-align: center; }
}