/* ==========================================================================
   Autoescuela El 04 — Reto teórico
   Paleta y tipografía extraídas de autoescuelael04.com (Elementor/Montserrat)
   ========================================================================== */

:root {
  --color-primary: #042d34;      /* teal oscuro — marca */
  --color-secondary: #0b6a7a;    /* teal secundario — marca */
  --color-bg-light: #ebf4f6;     /* fondo claro de marca */
  --color-bg-gray: #f2f2f2;
  --color-white: #ffffff;
  --color-success: #1f9d55;      /* verde acierto (AA sobre blanco) */
  --color-success-bg: #e8f7ee;
  --color-danger: #d7263d;       /* rojo fallo (AA sobre blanco) */
  --color-danger-bg: #fdecee;
  --color-text: #1a2b2e;
  --color-text-muted: #4c6266;

  --font-heading: "Montserrat", sans-serif;
  --font-body: "Montserrat", sans-serif;

  --radius-pill: 25px;
  --radius-card: 18px;
  --shadow-card: 0 10px 30px rgba(4, 45, 52, 0.12);

  --vh-safe: 100dvh;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg-light);
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: var(--vh-safe);
}

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

h1,
h2,
h3 {
  font-family: var(--font-heading);
  font-weight: 900;
  color: var(--color-primary);
  margin: 0;
}

p {
  margin: 0;
}

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

/* ---------------------------------------------------------------------- */
/* Header / Footer                                                        */
/* ---------------------------------------------------------------------- */

.site-header {
  display: flex;
  justify-content: center;
  padding: 12px 16px 0;
}

.site-logo {
  height: 48px;
  width: auto;
}

.site-footer {
  padding: 14px 16px calc(14px + env(safe-area-inset-bottom));
  text-align: center;
  font-size: 13px;
  color: var(--color-text-muted);
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 18px;
  margin-bottom: 6px;
}

.footer-contact a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.footer-legal {
  margin: 0;
  opacity: 0.8;
}

/* Durante el test, ocultamos header/footer para maximizar espacio y que
   la pregunta quepa sin scroll (requisito clave del brief). */
body.quiz-active .site-header,
body.quiz-active .site-footer {
  display: none;
}

body.quiz-active {
  overflow: hidden;
}

/* ---------------------------------------------------------------------- */
/* Layout general de pantallas                                            */
/* ---------------------------------------------------------------------- */

#app {
  flex: 1;
  display: flex;
  min-height: 0;
}

.screen {
  display: none;
  width: 100%;
  flex: 1;
  align-items: center;
  justify-content: center;
  padding: 16px;
  min-height: 0;
}

.screen.is-active {
  display: flex;
  animation: screenFadeIn 0.35s ease;
}

@keyframes screenFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.screen-inner {
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
}

/* ---------------------------------------------------------------------- */
/* Botones                                                                 */
/* ---------------------------------------------------------------------- */

.btn {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  padding: 14px 28px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn:active {
  transform: scale(0.97);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-card);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-lg {
  font-size: 18px;
  padding: 16px 32px;
}

.btn-block {
  width: 100%;
}

/* ---------------------------------------------------------------------- */
/* Pantalla 1 — Portada                                                    */
/* ---------------------------------------------------------------------- */

.intro-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.eyebrow {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.intro-inner h1 {
  font-size: clamp(28px, 7vw, 38px);
  line-height: 1.15;
}

.intro-sub {
  font-size: 16px;
  color: var(--color-text-muted);
  max-width: 34ch;
}

.intro-points {
  list-style: none;
  margin: 4px 0 8px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
  font-size: 15px;
  color: var(--color-primary);
}

.intro-points span {
  color: var(--color-success);
  margin-right: 6px;
}

/* ---------------------------------------------------------------------- */
/* Pantalla 2 — Test (sin scroll)                                          */
/* ---------------------------------------------------------------------- */

.screen--quiz {
  align-items: stretch;
  padding: 10px 14px;
}

.quiz-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  max-height: 100dvh;
  gap: 8px;
  justify-content: center;
}

.quiz-progress {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.quiz-progress__dots {
  display: flex;
  gap: 6px;
  width: 100%;
  max-width: 260px;
}

.quiz-progress__dots span {
  flex: 1;
  height: 6px;
  border-radius: 4px;
  background: var(--color-bg-gray);
  transition: background 0.25s ease;
}

.quiz-progress__dots span.is-done,
.quiz-progress__dots span.is-current {
  background: var(--color-secondary);
}

.quiz-progress__label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
}

.quiz-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: clamp(10px, 3vh, 18px) 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
  flex-shrink: 1;
  min-height: 0;
}

.quiz-image {
  width: 100%;
  max-height: 20vh;
  object-fit: contain;
  margin: 0 auto;
  border-radius: 10px;
  background: var(--color-bg-light);
}

.quiz-statement {
  font-weight: 700;
  font-size: clamp(14px, 3.6vw, 17px);
  color: var(--color-primary);
  text-align: center;
  line-height: 1.3;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.quiz-option {
  font-family: var(--font-body);
  text-align: left;
  background: var(--color-bg-light);
  border: 2px solid transparent;
  border-radius: 12px;
  padding: 10px 12px;
  font-size: clamp(13px, 3.2vw, 14.5px);
  line-height: 1.25;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.quiz-option:hover:not(:disabled) {
  border-color: var(--color-secondary);
}

.quiz-option:disabled {
  cursor: default;
}

.quiz-option__letter {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 700;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.quiz-option__icon {
  margin-left: auto;
  font-weight: 900;
  flex-shrink: 0;
}

/* Selección neutra: no revela si es correcta o incorrecta, mantiene el
   misterio hasta que el resultado llega por email. */
.quiz-option.is-selected {
  background: var(--color-bg-light);
  border-color: var(--color-secondary);
}

.quiz-option.is-selected .quiz-option__letter {
  background: var(--color-secondary);
  color: var(--color-white);
}

.quiz-option.is-selected .quiz-option__icon {
  color: var(--color-secondary);
}

.quiz-feedback {
  background: var(--color-bg-light);
  border-radius: 10px;
  padding: 8px 12px;
  animation: explainIn 0.25s ease;
  text-align: center;
}

@keyframes explainIn {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.quiz-feedback p {
  font-size: 12.5px;
  font-weight: 700;
  color: var(--color-secondary);
}

#btnNext {
  flex-shrink: 0;
}

/* ---------------------------------------------------------------------- */
/* Pantalla 3 — Resultado + formulario                                     */
/* ---------------------------------------------------------------------- */

.result-inner {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
}

.result-eyebrow {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.result-message {
  font-size: clamp(22px, 6vw, 28px);
}

.result-sub {
  color: var(--color-text-muted);
  font-size: 14px;
}

.result-gift {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--color-bg-light);
  border: 2px solid var(--color-secondary);
  border-radius: 14px;
  padding: 12px 14px;
  text-align: left;
}

.result-gift__icon {
  font-size: 26px;
  flex-shrink: 0;
}

.result-gift p {
  font-size: 13.5px;
  line-height: 1.35;
  color: var(--color-primary);
}

.lead-form {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 6px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-field label {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-primary);
}

.optional {
  font-weight: 400;
  color: var(--color-text-muted);
}

.form-field input {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 11px 14px;
  border-radius: 10px;
  border: 2px solid var(--color-bg-gray);
  background: var(--color-white);
}

.form-field input:focus {
  outline: none;
  border-color: var(--color-secondary);
}

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

.form-error {
  color: var(--color-danger);
  font-size: 12px;
  min-height: 14px;
  display: block;
}

.form-checkbox {
  display: flex;
  gap: 8px;
  font-size: 12.5px;
  color: var(--color-text-muted);
  line-height: 1.35;
  align-items: flex-start;
}

.form-checkbox input {
  margin-top: 3px;
  flex-shrink: 0;
}

.form-status {
  font-size: 13px;
  text-align: center;
  min-height: 16px;
  color: var(--color-text-muted);
}

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

/* Honeypot: oculto visualmente pero accesible a bots que rellenan todo el DOM */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------------------------------------------------------------------- */
/* Pantalla 4 — Confirmación                                               */
/* ---------------------------------------------------------------------- */

.confirm-inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.confirm-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-success-bg);
  color: var(--color-success);
  font-size: 32px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}

.confirm-inner h2 {
  font-size: clamp(22px, 6vw, 28px);
}

.confirm-inner p {
  color: var(--color-text-muted);
  font-size: 15px;
  max-width: 32ch;
}

/* ---------------------------------------------------------------------- */
/* Responsive: pantallas pequeñas en altura (móviles apaisados, etc.)      */
/* ---------------------------------------------------------------------- */

@media (max-height: 640px) {
  .quiz-image {
    max-height: 15vh;
  }
  .quiz-explanation__text {
    -webkit-line-clamp: 3;
  }
}

@media (min-width: 480px) {
  .screen-inner {
    max-width: 460px;
  }
}