/* =============================================================
   Calculadora de Crecimiento: estilos propios.
   Extiende los tokens de ../styles.css (colores, tipografía, botones,
   kicker, section-title, reveal, footer, wa-float). No los redefine.
   ============================================================= */

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* -------------------------------------------------------------
   0. Header liviano (no es la nav completa del sitio: la
      herramienta prioriza foco de conversión sobre navegación)
   ------------------------------------------------------------- */
.calc-header {
  position: relative;
  z-index: 2;
  padding-block: 22px;
}
.calc-header-inner { display: flex; align-items: center; justify-content: space-between; }
.calc-header-logo { height: 26px; width: auto; }
.calc-header-back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.9rem; color: var(--ink-soft); font-weight: 500;
  padding: 10px 4px; transition: color .25s;
}
.calc-header-back:hover { color: var(--ink); }

/* -------------------------------------------------------------
   1. Hero de la herramienta
   ------------------------------------------------------------- */
.calc-hero { padding-block: clamp(28px, 6vw, 56px) clamp(40px, 7vw, 72px); }
.calc-hero-inner { max-width: 780px; }
.calc-hero-title {
  font-size: clamp(2.1rem, 5.4vw, 3.6rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.04;
  margin: 18px 0 16px;
}
.calc-hero-sub { color: var(--ink-soft); font-size: clamp(1.02rem, 2.2vw, 1.22rem); max-width: 54ch; }
.calc-hero-meta {
  display: flex; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 22px;
}
.calc-badge {
  display: inline-flex; align-items: center;
  padding: 8px 16px; border-radius: 999px;
  background: var(--surface); box-shadow: inset 0 0 0 1px rgba(0, 155, 159, 0.55);
  font-family: var(--display); font-weight: 600; font-size: 0.82rem;
  letter-spacing: .04em; text-transform: uppercase; color: var(--ink-soft);
}
.calc-hero-cta { margin-top: 30px; }

/* -------------------------------------------------------------
   2. Shell del wizard
   ------------------------------------------------------------- */
.calc-shell { padding-bottom: clamp(60px, 9vw, 110px); }
.calc-shell[data-phase="results"] .calc-card { display: none; }
.calc-card {
  position: relative;
  max-width: 640px; margin-inline: auto;
  padding: clamp(26px, 4.5vw, 46px);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line), 0 30px 70px rgba(0,0,0,.35);
}

/* progress */
.calc-progress { display: flex; gap: 8px; margin-bottom: clamp(26px, 4vw, 38px); }
.calc-progress-seg { flex: 1; height: 4px; border-radius: 4px; background: var(--line-2); overflow: hidden; }
.calc-progress-seg span { display: block; height: 100%; width: 0%; background: var(--grad); border-radius: 4px; transition: width .5s var(--ease-out); }
.calc-progress-seg.is-done span,
.calc-progress-seg.is-current span { width: 100%; }
.calc-progress-seg.is-current span { width: 55%; }
.calc-progress-label { display: flex; justify-content: space-between; margin-bottom: 18px; font-size: 0.82rem; color: var(--mute); letter-spacing: .04em; }

/* steps */
.calc-steps { position: relative; }
.calc-step { display: none; }
.calc-step.is-active { display: block; animation: calcStepIn .45s var(--ease-out); }
@keyframes calcStepIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.calc-step-q {
  font-family: var(--display); font-weight: 600; letter-spacing: -0.01em;
  font-size: clamp(1.28rem, 3vw, 1.6rem); line-height: 1.2; margin-bottom: 22px;
}

.calc-field { margin-bottom: 10px; }
.calc-field-currency {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 18px; border-radius: 14px;
  background: rgba(0,0,0,0.24); box-shadow: inset 0 0 0 1.5px var(--line-2);
  transition: box-shadow .25s, background .25s;
}
.calc-field-currency:focus-within { box-shadow: inset 0 0 0 1.5px var(--teal-2); background: rgba(0,0,0,0.34); }
.calc-field-currency .prefix { font-family: var(--display); font-weight: 600; font-size: clamp(1.3rem, 3.6vw, 1.8rem); color: var(--ink-soft); }
.calc-field-currency input {
  flex: 1; min-width: 0; border: 0; background: none; outline: none;
  font-family: var(--display); font-weight: 600; font-size: clamp(1.3rem, 3.6vw, 1.8rem);
  color: var(--ink); letter-spacing: -0.01em;
}
.calc-field-currency input::placeholder { color: var(--mute); font-weight: 500; }

.calc-field-number {
  width: 100%; padding: 16px 18px; border-radius: 14px;
  background: rgba(0,0,0,0.24); box-shadow: inset 0 0 0 1.5px var(--line-2);
  color: var(--ink); font-family: var(--display); font-weight: 600;
  font-size: clamp(1.2rem, 3.4vw, 1.5rem);
  transition: box-shadow .25s, background .25s;
}
.calc-field-number:focus { outline: none; box-shadow: inset 0 0 0 1.5px var(--teal-2); background: rgba(0,0,0,0.34); }
.calc-field-number::placeholder { color: var(--mute); font-weight: 500; }

.calc-error { display: none; margin-top: 10px; color: var(--rose-2); font-size: 0.86rem; font-weight: 500; }
.calc-error.is-visible { display: block; }

/* estimador de consultas (paso 4) */
.calc-estimate-toggle {
  margin-top: 14px; font-size: 0.9rem; color: var(--teal-2); font-weight: 500;
  display: inline-flex; align-items: center; gap: 6px;
}
.calc-estimate-toggle:hover { color: var(--teal); }
.calc-estimate-box {
  display: none; margin-top: 16px; padding: 16px; border-radius: 12px;
  background: rgba(0,0,0,0.18); box-shadow: inset 0 0 0 1px var(--line);
}
.calc-estimate-box.is-open { display: block; }
.calc-estimate-box label { display: block; font-size: 0.86rem; color: var(--ink-soft); margin-bottom: 8px; }
.calc-estimate-box .row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.calc-estimate-box input {
  width: 120px; padding: 10px 12px; border-radius: 10px; background: rgba(0,0,0,0.28);
  box-shadow: inset 0 0 0 1px var(--line-2); color: var(--ink); font-weight: 600;
}
.calc-estimate-result { font-size: 0.86rem; color: var(--mute); margin-top: 10px; }
.calc-estimate-apply { margin-top: 12px; }

/* slider (paso 3 y simulador) */
.calc-slider-wrap { margin-top: 4px; }
.calc-slider-value {
  font-family: var(--display); font-weight: 700; font-size: clamp(2rem, 6vw, 2.6rem);
  background: var(--grad-soft); -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 14px; line-height: 1;
}
.calc-slider-caption { color: var(--mute); font-size: 0.88rem; margin-bottom: 18px; }
input[type="range"].calc-slider {
  -webkit-appearance: none; appearance: none; width: 100%; height: 6px;
  border-radius: 6px; background: var(--line-2); outline: none; cursor: pointer;
}
input[type="range"].calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 26px; height: 26px; border-radius: 50%;
  background: var(--grad); box-shadow: 0 6px 18px rgba(193,61,88,.45), inset 0 0 0 2px rgba(255,255,255,.2);
  cursor: pointer; border: 0;
}
input[type="range"].calc-slider::-moz-range-thumb {
  width: 26px; height: 26px; border-radius: 50%; background: var(--grad); border: 0;
  box-shadow: 0 6px 18px rgba(193,61,88,.45), inset 0 0 0 2px rgba(255,255,255,.2); cursor: pointer;
}
input[type="range"].calc-slider::-moz-range-progress { background: var(--grad); height: 6px; border-radius: 6px; }
.calc-slider-scale { display: flex; justify-content: space-between; margin-top: 10px; color: var(--mute); font-size: 0.8rem; }

/* botón opcional (paso 5) */
.calc-optional-tag { display: inline-block; margin-bottom: 14px; padding: 4px 10px; border-radius: 999px; background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--line-2); font-size: 0.76rem; color: var(--mute); letter-spacing: .06em; text-transform: uppercase; }

/* nav de pasos */
.calc-step-actions { display: flex; gap: 12px; margin-top: 28px; }
.calc-step-actions .btn { flex: 1; }
.calc-back-btn { flex: none !important; width: 52px; height: 52px; padding: 0 !important; }

/* -------------------------------------------------------------
   3. Resultado
   ------------------------------------------------------------- */
.calc-results { display: none; }
.calc-results.is-active { display: block; animation: calcStepIn .5s var(--ease-out); }
.calc-results-head { text-align: center; margin-bottom: clamp(28px, 4vw, 40px); }
.calc-results-kicker { justify-content: center; }
.calc-results-title { font-size: clamp(1.9rem, 5vw, 2.7rem); margin: 14px 0 6px; }
.calc-results-sub { color: var(--ink-soft); font-size: 1rem; }

.calc-stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px 22px; margin-bottom: clamp(32px, 5vw, 48px); }
.calc-stat { padding: 20px 4px; border-bottom: 1px solid var(--line); }
.calc-stat-label { display: block; font-size: 0.78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--mute); margin-bottom: 8px; }
.calc-stat-value { display: block; font-family: var(--display); font-weight: 700; font-size: clamp(1.5rem, 4.6vw, 2.3rem); letter-spacing: -0.02em; background: var(--grad-soft); -webkit-background-clip: text; background-clip: text; color: transparent; }
.calc-stat--main { grid-column: 1 / -1; padding: 24px 24px; border-radius: var(--radius); background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--line-2); border-bottom: 0; }
.calc-stat--main .calc-stat-value { font-size: clamp(2rem, 7vw, 3rem); }

/* comparación "¿dónde estás hoy?" */
.calc-compare { margin-bottom: clamp(32px, 5vw, 48px); }
.calc-compare h3 { font-family: var(--display); font-size: 1.15rem; margin-bottom: 18px; }
.calc-bar-row { margin-bottom: 16px; }
.calc-bar-label { display: flex; justify-content: space-between; font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 7px; }
.calc-bar-label strong { color: var(--ink); font-family: var(--display); }
.calc-bar-track { height: 12px; border-radius: 8px; background: var(--line-2); overflow: hidden; }
.calc-bar-fill { display: block; height: 100%; border-radius: 8px; width: 0%; transition: width .8s var(--ease-out); }
.calc-bar-fill--actual { background: var(--surface-2); box-shadow: inset 0 0 0 1px var(--line-2); }
.calc-bar-fill--necesario { background: var(--grad); }
.calc-gap-note { margin-top: 16px; padding: 14px 16px; border-radius: 12px; background: rgba(193,61,88,0.09); box-shadow: inset 0 0 0 1px rgba(193,61,88,0.25); font-size: 0.92rem; }
.calc-gap-note strong { font-family: var(--display); color: var(--rose-2); }
.calc-gap-note.is-positive { background: rgba(64,153,157,0.1); box-shadow: inset 0 0 0 1px rgba(64,153,157,0.3); }
.calc-gap-note.is-positive strong { color: var(--teal-2); }

/* diagnóstico */
.calc-diagnosis { margin-bottom: clamp(32px, 5vw, 48px); padding: 22px 24px; border-radius: var(--radius); background: var(--surface); box-shadow: inset 1.5px 0 0 var(--rose-2), inset 0 0 0 1px var(--line); }
.calc-diagnosis h3 { font-family: var(--display); font-size: 1.12rem; margin-bottom: 8px; }
.calc-diagnosis p { color: var(--ink-soft); font-size: 0.96rem; }
.calc-diagnosis-secondary { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); }
.calc-diagnosis-secondary h4 { font-family: var(--display); font-size: 0.98rem; margin-bottom: 6px; color: var(--ink); }
.calc-diagnosis-secondary p { color: var(--mute); font-size: 0.9rem; }

/* inversión */
.calc-investment { margin-bottom: clamp(32px, 5vw, 48px); }
.calc-investment h3 { font-family: var(--display); font-size: 1.15rem; margin-bottom: 4px; }
.calc-investment-lead { color: var(--mute); font-size: 0.9rem; margin-bottom: 18px; }
.calc-invest-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.calc-invest-card { padding: 18px 14px; border-radius: 14px; background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); text-align: center; }
.calc-invest-cpl { font-size: 0.78rem; color: var(--mute); letter-spacing: .04em; }
.calc-invest-value { display: block; margin-top: 8px; font-family: var(--display); font-weight: 700; font-size: clamp(1.05rem, 3vw, 1.3rem); color: var(--ink); }
.calc-disclaimer { margin-top: 16px; color: var(--mute); font-size: 0.84rem; line-height: 1.6; }
.calc-current-spend { margin-top: 14px; font-size: 0.9rem; color: var(--ink-soft); }
.calc-current-spend strong { color: var(--ink); }

/* simulador */
.calc-simulator { margin-bottom: clamp(32px, 5vw, 48px); padding: 22px 24px; border-radius: var(--radius); background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); }
.calc-simulator h3 { font-family: var(--display); font-size: 1.12rem; margin-bottom: 4px; }
.calc-simulator-lead { color: var(--mute); font-size: 0.88rem; margin-bottom: 18px; }
.calc-sim-result-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 20px; }
.calc-sim-result { text-align: center; }
.calc-sim-result-label { display: block; font-size: 0.74rem; color: var(--mute); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px; }
.calc-sim-result-value { display: block; font-family: var(--display); font-weight: 700; font-size: clamp(1.1rem, 3vw, 1.4rem); color: var(--teal-2); transition: color .3s; }
.calc-sim-result-value.is-updating { color: var(--rose-2); }

/* acciones (whatsapp / compartir) */
.calc-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.calc-actions .btn { flex: 1; min-width: 220px; }
.calc-share-feedback { margin: 14px 0 clamp(40px, 6vw, 56px); font-size: 0.9rem; color: var(--teal-2); }
.calc-share-feedback[hidden] { display: none; }
.calc-download-link { color: var(--teal-2); text-decoration: underline; }

/* tarjeta para compartir (renderizada fuera de pantalla para exportarla) */
.calc-share-card {
  width: 640px; padding: 48px; border-radius: 28px;
  background: linear-gradient(150deg, #0b0a0f 0%, #17131f 100%);
  box-shadow: inset 0 0 0 1px var(--line-2);
  color: var(--ink); font-family: var(--sans);
}
.calc-share-brand { font-family: var(--display); font-weight: 700; font-size: 1.3rem; letter-spacing: -0.01em; margin-bottom: 30px; }
.calc-share-brand span { background: var(--grad-soft); -webkit-background-clip: text; background-clip: text; color: transparent; }
.calc-share-label { font-size: 0.9rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 22px; }
.calc-share-row { display: flex; justify-content: space-between; align-items: baseline; padding: 16px 0; border-bottom: 1px solid var(--line); }
.calc-share-row span:first-child { color: var(--ink-soft); font-size: 1rem; }
.calc-share-row span:last-child { font-family: var(--display); font-weight: 700; font-size: 1.5rem; }
.calc-share-footer { margin-top: 30px; display: flex; justify-content: space-between; color: var(--mute); font-size: 0.86rem; }

/* -------------------------------------------------------------
   4. CTA final + pitch de agencia
   ------------------------------------------------------------- */
.calc-cta-final { padding-block: clamp(60px, 9vw, 110px); border-top: 1px solid var(--line); }
.calc-cta-head { max-width: 640px; margin-bottom: clamp(32px, 5vw, 48px); }
.calc-cta-head h2 { font-size: clamp(1.7rem, 4.4vw, 2.5rem); margin: 14px 0 12px; }
.calc-cta-head p { color: var(--ink-soft); font-size: clamp(1rem, 2vw, 1.12rem); }

.calc-service-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0 34px; }
.calc-service-chips span { padding: 9px 16px; border-radius: 999px; background: var(--surface); box-shadow: inset 0 0 0 1px var(--line-2); font-size: 0.88rem; color: var(--ink-soft); }

/* -------------------------------------------------------------
   5. Contenido semántico (SEO)
   ------------------------------------------------------------- */
.calc-article { padding-block: clamp(50px, 8vw, 90px); border-top: 1px solid var(--line); }
.calc-article-inner { max-width: 720px; }
.calc-article h2 { font-size: clamp(1.5rem, 3.6vw, 2rem); margin-bottom: 18px; }
.calc-article h3 { font-family: var(--display); font-size: 1.12rem; margin: 30px 0 10px; color: var(--ink); }
.calc-article p { color: var(--ink-soft); font-size: 1rem; margin-bottom: 14px; }
.calc-article p:last-child { margin-bottom: 0; }

/* -------------------------------------------------------------
   6. Responsive
   ------------------------------------------------------------- */
@media (max-width: 720px) {
  .calc-stat-grid { grid-template-columns: 1fr 1fr; }
  .calc-invest-grid { grid-template-columns: 1fr; }
  .calc-sim-result-grid { grid-template-columns: 1fr; gap: 16px; }
  .calc-actions .btn { min-width: 100%; }
}
@media (max-width: 480px) {
  .calc-card { padding: 22px 18px; border-radius: 20px; }
  .calc-step-q { font-size: 1.2rem; }
}

/* -------------------------------------------------------------
   7. Reduced motion
   ------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .calc-step.is-active,
  .calc-results.is-active { animation: none; }
  .calc-bar-fill { transition: none; }
}