/* ============================================================
   Click Boom — Landing V1.2 (optimización comercial)
   Estética editorial, tecnológica, profesional — estudio B2B.
   Mobile-first. Sin fuentes ni imágenes externas (rendimiento
   y sin dependencias de assets generados por IA).
   Paleta: fondo blanco cálido + negro + naranja únicamente.
   ============================================================ */

:root {
  /* Color: fondo blanco cálido + acento naranja Click Boom */
  --color-bg: #fbf8f3;
  --color-bg-alt: #f3ede2;
  --color-text: #1c1b19;
  --color-text-muted: #6b6459;
  --color-border: #e4dccb;
  --color-accent: #e2590f;
  --color-accent-dark: #c04a0b;
  --color-accent-contrast: #fffdf9;
  --color-error: #ab2b1f;

  /* Tipografía: sans-serif del sistema, sin carga externa */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;

  --max-width: 1280px;
  --max-width-narrow: 760px;

  --radius: 6px;
  --radius-lg: 10px;
  --transition: 150ms ease;
  --transition-slow: 320ms ease;
}

/* ---------- Reset básico ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

h1,
h2,
h3 {
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.6em;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2rem, 4vw + 1rem, 3.6rem);
}

h2 {
  font-size: clamp(1.5rem, 2.4vw + 1rem, 2.4rem);
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 0.4em;
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

a {
  color: var(--color-accent);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-dark {
  background: var(--color-text);
  color: var(--color-bg);
}

.lead {
  font-size: 1.05rem;
  color: var(--color-text);
  max-width: 62ch;
}

.lead-invert {
  color: #ded7c9;
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.85rem;
}

.eyebrow-invert {
  border: 1px solid rgba(251, 248, 243, 0.35);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
}

.logo {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

/* ---------- Botones ---------- */
.btn {
  display: inline-block;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  border: none;
  border-radius: var(--radius);
  padding: 0.85rem 1.5rem;
  cursor: pointer;
  transition: background-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-accent-contrast);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-accent-dark);
  box-shadow: 0 6px 16px -6px rgba(226, 89, 15, 0.55);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn-block {
  display: block;
  width: 100%;
  text-align: center;
}

.btn-text {
  display: inline-block;
  background: none;
  border: none;
  padding: 0.4rem 0;
  margin-top: 0.35rem;
  font-family: inherit;
  font-size: 0.9rem;
  color: var(--color-accent);
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition);
}

.btn-text:hover,
.btn-text:focus-visible {
  color: var(--color-accent-dark);
}

/* ---------- Hero ---------- */
.hero {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

.hero-title {
  max-width: 16ch;
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 1.15rem;
  max-width: 50ch;
  color: var(--color-text);
}

.hero-benefits {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-bottom: 2rem;
}

/* Disparador de reconocimiento + señales — texto, sin afirmar
   que todas las empresas tienen estos problemas. */
.hero-trigger {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  max-width: 42ch;
  padding-left: 0.9rem;
  border-left: 3px solid var(--color-accent);
  margin: 0 0 1.1rem;
}

.hero-signals {
  list-style: none;
  display: grid;
  gap: 0.5rem;
  margin: 0 0 0.6rem;
  max-width: 46ch;
}

.hero-signals li {
  position: relative;
  padding-left: 1.1rem;
  font-size: 0.92rem;
  color: var(--color-text-muted);
}

.hero-signals li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.hero-signals-note {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: 1.75rem;
}

/* Recurso gráfico del hero: ejemplo conceptual antes -> después.
   Solo formas y texto HTML/CSS -- sin imágenes, sin íconos. */
.hero-visual {
  display: none;
}

.process-diagram {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.process-flow {
  list-style: none;
  display: grid;
  gap: 0.9rem;
  margin: 0;
  font-size: 0.72rem;
  font-weight: 600;
  text-align: center;
}

.process-flow li {
  position: relative;
  padding: 0.5rem 0.55rem;
  border-radius: var(--radius);
  line-height: 1.25;
}

.process-flow li:not(:last-child)::after {
  content: "↓";
  position: absolute;
  left: 50%;
  bottom: -0.95rem;
  transform: translateX(-50%);
  font-size: 0.75rem;
  line-height: 1;
}

.process-flow--before li {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.process-flow--before li:not(:last-child)::after {
  color: var(--color-text-muted);
}

.process-flow--after li {
  background: var(--color-bg);
  border: 1px solid var(--color-accent);
  color: var(--color-text);
}

.process-flow--after li:not(:last-child)::after {
  color: var(--color-accent);
}

.process-disclaimer {
  margin: 1.1rem 0 0;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  text-align: center;
  font-style: italic;
}

.process-connector {
  flex: none;
  color: var(--color-accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.process-connector-brand {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  white-space: nowrap;
}

.process-stage {
  flex: none;
  width: 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}

.process-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-align: center;
}

/* ---------- "Usar IA no es integrarla": pull-quote de dos columnas --- */
.split-grid {
  display: grid;
  gap: 2rem;
}

.pull-quote {
  margin: 0;
  font-size: clamp(1.6rem, 2.6vw + 1rem, 2.4rem);
  line-height: 1.2;
  padding-left: 1.1rem;
  border-left: 3px solid var(--color-accent);
}

.split-body p:last-child {
  margin-bottom: 0;
}

/* ---------- Problemas: tarjetas editoriales ---------- */
.section-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: -0.5rem 0 0;
  max-width: 56ch;
}

.problem-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.problem-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.25rem;
  transition: border-color var(--transition), transform var(--transition),
    box-shadow var(--transition);
}

.problem-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px -16px rgba(28, 27, 25, 0.35);
}

.problem-index {
  display: block;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}

.problem-title {
  font-size: 1rem;
  margin: 0 0 0.5rem;
}

.problem-card p {
  margin: 0;
  color: var(--color-text);
  font-size: 0.92rem;
}

/* ---------- Capacidades ---------- */
.capabilities-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  margin-top: 2rem;
}

.capability-card {
  position: relative;
  overflow: hidden;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.capability-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 28px -18px rgba(28, 27, 25, 0.4);
}

.capability-card::after {
  content: attr(data-index);
  position: absolute;
  top: -0.3rem;
  right: 0.75rem;
  font-size: 3.75rem;
  font-weight: 700;
  color: var(--color-text);
  opacity: 0.06;
  line-height: 1;
  pointer-events: none;
}

.capability-index {
  display: block;
  font-weight: 700;
  color: var(--color-accent);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 0.9rem;
}

.capability-card p {
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ---------- Metodología: flujo conectado ---------- */
.method-steps {
  list-style: none;
  display: grid;
  gap: 1.75rem;
  margin-top: 2rem;
  position: relative;
}

.method-steps li {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.method-index {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  border: 1.5px solid var(--color-accent);
  background: var(--color-bg);
  color: var(--color-accent);
  font-weight: 700;
}

.method-steps p {
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ---------- Prueba temprana: franja de transición al caso Prospector --- */
.prueba-temprana {
  padding: 2.5rem 0;
  border-bottom: 1px solid rgba(251, 248, 243, 0.15);
}

.prueba-temprana-inner {
  text-align: center;
}

.prueba-temprana-lead {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-bg);
  margin: 0 0 0.85rem;
}

.prueba-temprana-brand {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 0.4rem;
}

.prueba-temprana-meta {
  font-size: 0.8rem;
  color: #ded7c9;
  margin: 0;
}

/* La sección de Prospector queda inmediatamente después de la franja:
   se reduce su padding superior para que se lea como un solo bloque
   oscuro continuo en vez de dos secciones separadas. */
.section-dark--joined {
  padding-top: 2.75rem;
}

/* ---------- Caso Prospector: panel oscuro + pipeline ---------- */
.prospector-grid {
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

.pipeline-visual {
  display: grid;
  gap: 0.85rem;
}

.pipeline-caption {
  font-size: 0.85rem;
  font-weight: 600;
  color: #ded7c9;
  max-width: 46ch;
}

.pipeline-concepts {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem 0.6rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-bg);
}

.pipeline-arrow {
  color: var(--color-accent);
  font-weight: 700;
}

.pipeline-track {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pipeline-step {
  width: 22px;
  height: 34px;
  border-radius: 2px;
  background: rgba(251, 248, 243, 0.1);
  border: 1px solid rgba(251, 248, 243, 0.28);
}

.pipeline-step--audit {
  background: var(--color-accent);
  border-color: var(--color-accent);
  height: 42px;
  align-self: flex-end;
}

.pipeline-audit-label {
  font-size: 0.8rem;
  color: var(--color-accent);
  font-weight: 700;
}

/* ---------- Diagnóstico IA: sección de conversión ---------- */
.diagnostico-grid {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

.diagnostico-panel {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 20px 40px -30px rgba(28, 27, 25, 0.45);
}

.diagnostico-free {
  display: inline-block;
  font-weight: 700;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 0.4rem 0.85rem;
  margin: 0 0 1.25rem;
}

.diagnostico-steps {
  list-style: none;
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  counter-reset: step-counter;
}

.diagnostico-steps li {
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text);
}

.diagnostico-steps li::before {
  content: counter(step-counter);
  counter-increment: step-counter;
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
  color: var(--color-accent);
}

.fine-print {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.diagnostico-riskline {
  margin: 0.85rem 0 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* ---------- CTA final ---------- */
.cta-final {
  text-align: center;
}

.cta-final .lead {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Formulario ---------- */
.form-section {
  padding-bottom: 5rem;
}

.contact-grid {
  display: grid;
  gap: 2.5rem;
}

.contact-intro .lead {
  margin-bottom: 0;
}

.contact-form-panel {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 20px 40px -30px rgba(28, 27, 25, 0.35);
}

#diagnostico-form {
  display: grid;
  gap: 1.25rem;
}

.form-field {
  display: grid;
  gap: 0.4rem;
}

.form-field label {
  font-weight: 700;
  font-size: 0.9rem;
}

.form-field input,
.form-field textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(226, 89, 15, 0.15);
}

.form-field textarea {
  resize: vertical;
}

.form-field.has-error input,
.form-field.has-error textarea {
  border-color: var(--color-error);
}

.form-error {
  display: none;
  font-size: 0.825rem;
  color: var(--color-error);
}

.form-field.has-error .form-error {
  display: block;
}

.form-status {
  min-height: 1.2em;
  font-weight: 700;
}

.form-status.success {
  color: var(--color-accent);
}

.form-status.error {
  color: var(--color-error);
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 0;
}

.site-footer p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ============================================================
   Breakpoints
   ============================================================ */

@media (min-width: 640px) {
  .method-steps {
    grid-template-columns: 1fr 1fr;
  }

  .problem-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .problem-card--wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 860px) {
  .capabilities-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .method-steps {
    grid-template-columns: repeat(4, 1fr);
    padding-top: 0.5rem;
  }

  .method-steps li {
    flex-direction: column;
    position: relative;
  }

  /* línea conectora entre los 4 pasos */
  .method-steps::before {
    content: "";
    position: absolute;
    top: 1.6rem;
    left: 12.5%;
    right: 12.5%;
    height: 1px;
    background: var(--color-border);
    z-index: 0;
  }

  /* flecha de flujo 01 → 02 → 03 → 04, sobre la línea conectora */
  .method-steps li:not(:last-child)::after {
    content: "→";
    position: absolute;
    top: 0.7rem;
    right: -1.15rem;
    z-index: 1;
    color: var(--color-accent);
    font-weight: 700;
    font-size: 1.05rem;
    background: var(--color-bg);
    line-height: 1;
    padding: 0 0.1rem;
  }

  .section {
    padding: 5.5rem 0;
  }

  .hero {
    padding-top: 5.5rem;
    padding-bottom: 5.5rem;
  }
}

@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .hero-visual {
    display: block;
  }

  .split-grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
  }

  .problem-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .problem-card--wide {
    grid-column: auto;
  }

  .prospector-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .diagnostico-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .diagnostico-panel {
    position: sticky;
    top: 5.5rem;
  }

  .contact-grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
  }
}

@media (min-width: 1200px) {
  .hero {
    padding-top: 6.5rem;
    padding-bottom: 6.5rem;
  }
}