/* ═══════════════════════════════════════════════════════════════
   Ponte en hora · style.css
   Hereda nav y estructura de herramientas.css
   Mobile-first · Breakpoints: 480 · 768 · 900 · 1100
   ═══════════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─── */
:root {
  --sand:      #f5f0e8;
  --linen:     #ede7d9;
  --terra:     #a0764e;
  --terra-d:   #8b6b4a;
  --terra-l:   #f0e6d8;
  --sage:      #7a8c7e;
  --charcoal:  #2c2925;
  --warm-mid:  #6b5c48;
  --mist:      #ddd6c8;
  --white:     #fdfaf5;
  --radius:    12px;
  --shadow:    0 2px 16px rgba(44,41,37,.08);
  --tr:        .2s ease;
}

/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Jost', sans-serif;
  background: var(--sand);
  color: var(--charcoal);
  font-weight: 300;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-top: var(--h-nav-height, 64px);
}

/* ─── PAGE HEADER ─── */
.page-header {
  padding: 40px 20px 32px;
  text-align: center;
  background: linear-gradient(to bottom, var(--terra-l), var(--sand));
  border-bottom: 1px solid var(--mist);
}
.page-eyebrow {
  display: block;
  font-size: 9.5px;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: 14px;
}
.page-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(28px, 7vw, 42px);
  font-weight: 300;
  line-height: 1.15;
  color: var(--charcoal);
  margin-bottom: 12px;
}
.page-title em { font-style: italic; color: var(--terra); }
.page-subtitle {
  font-size: clamp(13px, 3vw, 14.5px);
  line-height: 1.8;
  color: var(--warm-mid);
  max-width: 480px;
  margin: 0 auto;
}

/* ─── BARRA DE PROGRESO ─── */
.barra-wrap {
  position: sticky;
  top: var(--h-nav-height, 64px);
  z-index: 90;
  height: 3px;
  background: var(--mist);
}
.progreso-barra__fill {
  height: 100%;
  background: var(--terra);
  width: 0%;
  transition: width .4s ease;
}

/* ─── MAIN ─── */
main {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

/* ─── PASOS ─── */
.paso { display: none; animation: fadeUp .3s ease; }
.paso.activo { display: block; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── ENCABEZADO DE PASO ─── */
.paso__header { margin-bottom: 28px; text-align: center; }
.paso__numero {
  display: inline-block;
  font-size: 9.5px;
  font-weight: 400;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--terra);
  margin-bottom: 10px;
  opacity: .7;
}
.paso__titulo {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(24px, 6vw, 34px);
  font-weight: 300;
  color: var(--charcoal);
  line-height: 1.2;
  margin-bottom: 10px;
}
.paso__titulo em { font-style: italic; color: var(--terra); }
.paso__subtitulo {
  font-size: 14px;
  color: var(--warm-mid);
  line-height: 1.7;
  max-width: 440px;
  margin: 0 auto;
}

/* ─── CARD ─── */
.card {
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.card--respiracion {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 24px 28px;
  overflow: hidden;
}

/* ─── CAMPO ─── */
.campo { margin-bottom: 20px; }
.campo:last-child { margin-bottom: 0; }
.campo label, .campo-label {
  display: block;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--terra);
  opacity: .75;
  margin-bottom: 10px;
}
.campo input,
.campo textarea {
  width: 100%;
  font-family: 'Jost', sans-serif;
  font-size: 15px;
  font-weight: 300;
  color: var(--charcoal);
  background: var(--sand);
  border: 1.5px solid var(--mist);
  border-radius: 8px;
  padding: 12px 14px;
  outline: none;
  transition: border-color var(--tr);
  -webkit-appearance: none;
}
.campo input:focus,
.campo textarea:focus {
  border-color: var(--terra);
  background: var(--white);
}
.campo textarea { resize: vertical; min-height: 110px; }

/* ─── CHIPS ─── */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-family: 'Jost', sans-serif;
  font-size: 13px;
  font-weight: 300;
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--mist);
  background: var(--white);
  color: var(--warm-mid);
  cursor: pointer;
  transition: all var(--tr);
  -webkit-tap-highlight-color: transparent;
}
.chip:hover        { border-color: var(--terra); color: var(--terra); }
.chip.seleccionado { background: var(--terra); border-color: var(--terra); color: var(--white); }

/* ─── ESCALA NUMÉRICA ─── */
.escala { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 6px; }
.escala__btn {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  border: 1.5px solid var(--mist);
  background: var(--white);
  font-family: 'Jost', sans-serif;
  font-size: 15px;
  color: var(--charcoal);
  cursor: pointer;
  transition: border-color var(--tr), background var(--tr);
  display: flex;
  align-items: center;
  justify-content: center;
}
.escala__btn:hover        { border-color: var(--terra); }
.escala__btn.seleccionado { border-color: var(--terra); background: var(--terra-l); font-weight: 500; }
.escala-etiquetas {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--warm-mid);
  opacity: .6;
  margin-top: 4px;
}

/* ─── SEPARADOR ─── */
.separador { height: 1px; background: var(--mist); margin: 20px 0; }

/* ─── BOTONES ─── */
.btn-primario {
  display: block;
  width: 100%;
  padding: 16px 24px;
  background: var(--terra);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-family: 'Jost', sans-serif;
  font-size: 15px;
  font-weight: 400;
  letter-spacing: .05em;
  cursor: pointer;
  transition: background var(--tr), transform var(--tr), opacity var(--tr);
  text-align: center;
}
.btn-primario:hover:not(:disabled)  { background: var(--terra-d); transform: translateY(-1px); }
.btn-primario:active:not(:disabled) { transform: translateY(0); }
.btn-primario:disabled {
  opacity: .4;
  cursor: not-allowed;
}

.btn-secundario {
  display: block;
  width: 100%;
  padding: 13px 24px;
  background: transparent;
  color: var(--warm-mid);
  border: 1.5px solid var(--mist);
  border-radius: var(--radius);
  font-family: 'Jost', sans-serif;
  font-size: 14px;
  cursor: pointer;
  transition: border-color var(--tr), color var(--tr);
  margin-top: 10px;
}
.btn-secundario:hover { border-color: var(--terra); color: var(--terra); }

/* ─── RESPIRACIÓN ─── */
.respiracion {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  cursor: pointer;
  padding: 12px 8px;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

/* Wrapper de altura fija que absorbe la expansión del scale
   sin empujar el texto de abajo: 120px base × 1.35 = 162px → 170px con margen */
.respiracion__anillo-wrap {
  width: 170px;
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.respiracion__anillo {
  position: relative;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--terra-l);
  border: 2px solid var(--mist);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .3s ease, border-color .3s ease;
  flex-shrink: 0;
}

.respiracion__punto {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--terra);
  opacity: .5;
  transition: opacity .3s ease;
}

/* Fase inhala: el círculo crece */
.respiracion__anillo.inhala {
  animation: anilloInhala 4s ease-in forwards;
}

/* Fase pausa: mantiene el tamaño grande */
.respiracion__anillo.pausa {
  transform: scale(1.35);
  border-color: var(--terra);
}
.respiracion__anillo.pausa .respiracion__punto {
  opacity: 1;
}

/* Fase exhala: el círculo se encoge */
.respiracion__anillo.exhala {
  animation: anilloExhala 6s ease-out forwards;
}

@keyframes anilloInhala {
  from { transform: scale(1);    border-color: var(--mist); }
  to   { transform: scale(1.35); border-color: var(--terra); }
}
@keyframes anilloExhala {
  from { transform: scale(1.35); border-color: var(--terra); }
  to   { transform: scale(1);    border-color: var(--mist); }
}

/* Estado completado */
.respiracion.activo .respiracion__anillo {
  cursor: default;
}

.respiracion__estado {
  font-family: 'Cormorant Garamond', serif;
  font-size: 20px;
  font-weight: 300;
  color: var(--charcoal);
  letter-spacing: .02em;
  min-height: 28px;
  text-align: center;
}

.respiracion__contador {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--terra);
  opacity: .6;
  min-height: 16px;
}

.respiracion__instruccion {
  font-size: 12.5px;
  color: var(--warm-mid);
  text-align: center;
  line-height: 1.6;
  opacity: .7;
  margin-top: 8px;
  transition: opacity .4s ease;
}

/* ─── RESULTADO ─── */
.resultado-accion {
  background: var(--terra);
  border-radius: var(--radius);
  padding: 28px 24px;
  margin-bottom: 20px;
  text-align: center;
}
.resultado-accion__label {
  font-size: 9.5px;
  font-weight: 400;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: rgba(253,250,245,.7);
  margin-bottom: 12px;
}
.resultado-accion__valor {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(22px, 5.5vw, 30px);
  font-weight: 300;
  color: var(--white);
  line-height: 1.4;
}

/* Sección "Lo que queda atrás" — eyebrow + bloques compactos */
.resultado-cierre-seccion {
  margin-bottom: 16px;
}
.resultado-cierre-seccion__titulo {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--warm-mid);
  opacity: .45;
  text-align: center;
  margin-bottom: 10px;
}

.resultado-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}

.resultado-bloque {
  background: var(--white);
  border: 1px solid var(--mist);
  border-radius: 8px;
  padding: 12px 14px;
  box-shadow: var(--shadow);
  border-left: 2px solid var(--mist);
}
.resultado-bloque--suelta {
  border-left: 2px solid var(--mist);
  margin-bottom: 0;
}
.resultado-bloque__etiqueta {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--warm-mid);
  opacity: .6;
  margin-bottom: 5px;
}
.resultado-bloque__valor {
  font-family: 'Cormorant Garamond', serif;
  font-size: 16px;
  font-weight: 300;
  color: var(--charcoal);
  line-height: 1.45;
  opacity: .8;
}
.resultado-bloque__valor--suelta {
  font-size: 14px;
  font-family: 'Jost', sans-serif;
  font-weight: 300;
  opacity: .65;
}

.resultado-cierre {
  text-align: center;
  font-size: 13px;
  color: var(--warm-mid);
  line-height: 1.75;
  padding: 20px 8px 0;
  font-style: italic;
  opacity: .7;
}

/* ─── TOAST ─── */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--charcoal);
  color: var(--white);
  padding: 12px 20px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 300;
  z-index: 999;
  transition: transform .3s ease, opacity .3s ease;
  opacity: 0;
  pointer-events: none;
  white-space: nowrap;
}
.toast.visible { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ─── RESPONSIVE ─── */
@media (min-width: 480px) {
  main { padding: 40px 24px 88px; }
  .escala { gap: 8px; }
  .escala__btn { width: 48px; height: 48px; }
  .respiracion__anillo { width: 132px; height: 132px; }
  .respiracion__anillo-wrap { width: 188px; height: 188px; }
}
@media (min-width: 768px) {
  main { padding: 48px 32px 96px; }
  .card { padding: 32px; }
  .card--respiracion { padding: 40px 32px 32px; }
  .page-header { padding: 48px 44px 44px; }
  .respiracion__anillo { width: 148px; height: 148px; }
  .respiracion__anillo-wrap { width: 210px; height: 210px; }
  .respiracion__estado { font-size: 22px; }
}
@media (min-width: 900px) {
  main { padding: 56px 0 96px; }
}
@media (min-width: 1100px) {
  main { max-width: 720px; }
}