/* Dorada Diagnóstico de Piel Seca — brand tokens and layout.
   Matches dorada.mx: terracotta/cream palette, Playfair Display + Montserrat,
   square buttons, generous whitespace, premium-minimal feel. */

:root {
  --color-terracotta: #c4704b;
  --color-terracotta-dark: #a85a38;
  --color-brown: #3d2b1f;
  --color-brown-soft: #6a5144;
  --color-cream: #fdf8f4;
  --color-cream-2: #f6ede4;
  --color-sage: #a8b5a0;
  --color-border: #e8ddd2;

  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Montserrat", system-ui, -apple-system, sans-serif;

  --radius: 0px;
  --radius-soft: 2px;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;

  --max-w: 720px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--color-cream);
  color: var(--color-brown);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.hidden {
  display: none !important;
}

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

.site-header {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}
.site-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.25em;
  text-decoration: none;
  color: var(--color-brown);
  font-weight: 600;
}
.site-footer {
  padding: var(--space-4) var(--space-3);
  text-align: center;
  font-size: 0.85rem;
  color: var(--color-brown-soft);
}
.site-footer a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Page container ---------- */

.page {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--space-4) var(--space-3) var(--space-6);
}

.screen {
  animation: fadeIn 240ms ease-out;
}

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

/* ---------- Typography ---------- */

.eyebrow,
.result-eyebrow,
.product-card__eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-terracotta);
  margin-bottom: var(--space-2);
  font-weight: 600;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-brown);
  line-height: 1.2;
  margin: 0;
}

/* ---------- Intro ---------- */

.intro-screen {
  text-align: center;
  padding-top: var(--space-5);
}
.intro-title {
  font-size: clamp(2rem, 6vw, 2.75rem);
  margin-bottom: var(--space-3);
}
.intro-sub {
  font-size: 1.05rem;
  color: var(--color-brown-soft);
  max-width: 540px;
  margin: 0 auto var(--space-4);
}
.intro-bullets {
  list-style: none;
  padding: 0;
  margin: var(--space-4) 0 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  font-size: 0.9rem;
  color: var(--color-brown-soft);
  align-items: center;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.95rem 2rem;
  border-radius: var(--radius);
  text-decoration: none;
  text-align: center;
  transition: background 150ms ease, color 150ms ease, transform 150ms ease;
  min-height: 48px;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--color-terracotta);
  color: var(--color-cream);
}
.btn-primary:hover {
  background: var(--color-terracotta-dark);
}
.btn-secondary {
  background: transparent;
  color: var(--color-brown);
  border-color: var(--color-brown);
}
.btn-secondary:hover {
  background: var(--color-brown);
  color: var(--color-cream);
}
.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: 1rem;
}
.link-btn {
  font-family: var(--font-body);
  color: var(--color-terracotta);
  text-decoration: underline;
  text-underline-offset: 4px;
  background: none;
  font-size: 0.9rem;
  padding: var(--space-1);
}

/* ---------- Quiz ---------- */

.progress-wrap {
  width: 100%;
  height: 4px;
  background: var(--color-border);
  margin-bottom: var(--space-4);
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  background: var(--color-terracotta);
  transition: width 260ms ease;
}

.quiz-card {
  padding: var(--space-3) 0;
}
.back-btn {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--color-brown-soft);
  padding: var(--space-1) 0;
  margin-bottom: var(--space-3);
}
.back-btn:hover {
  color: var(--color-terracotta);
}
.question-label {
  font-size: clamp(1.5rem, 4.5vw, 2rem);
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
}
.options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.option-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 1.1rem 1.25rem;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  font-size: 1rem;
  color: var(--color-brown);
  transition: border-color 150ms ease, background 150ms ease, transform 100ms ease;
  border-radius: var(--radius);
  min-height: 56px;
  font-family: var(--font-body);
}
.option-btn:hover {
  border-color: var(--color-terracotta);
  background: var(--color-cream-2);
}
.option-btn:active {
  transform: scale(0.99);
}

/* ---------- Result ---------- */

.result-screen {
  padding-top: var(--space-2);
}
.result-hero {
  text-align: center;
  padding: var(--space-4) 0 var(--space-5);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-5);
}
.result-title {
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  margin-bottom: var(--space-3);
}
.result-explanation {
  font-size: 1.05rem;
  color: var(--color-brown-soft);
  max-width: 580px;
  margin: 0 auto;
}

.section-heading {
  font-size: 1.4rem;
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
}

.routine {
  margin-bottom: var(--space-5);
}
.routine-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.routine-step {
  padding: var(--space-3);
  background: var(--color-cream-2);
  border-left: 3px solid var(--color-terracotta);
}
.routine-when {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-terracotta);
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.routine-text {
  font-size: 0.98rem;
}
.routine-note {
  margin-top: var(--space-3);
  font-size: 0.9rem;
  color: var(--color-brown-soft);
  font-style: italic;
}

.climate-tip {
  margin-bottom: var(--space-5);
}
.climate-tip__card {
  padding: var(--space-3);
  background: var(--color-cream-2);
  border-left: 3px solid var(--color-sage);
}
.climate-tip__label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-sage);
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.climate-tip__text {
  font-size: 0.95rem;
  color: var(--color-brown-soft);
  margin: 0;
  line-height: 1.55;
}

.products {
  margin-bottom: var(--space-5);
}
.products-grid {
  display: grid;
  gap: var(--space-2);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .products-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.product-card {
  display: block;
  padding: var(--space-3);
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  text-decoration: none;
  color: var(--color-brown);
  transition: border-color 180ms ease, transform 180ms ease;
}
.product-card:hover {
  border-color: var(--color-terracotta);
  transform: translateY(-2px);
}
.product-card--hero {
  border-color: var(--color-terracotta);
}
.product-card__title {
  font-size: 1.15rem;
  margin: 0 0 var(--space-1);
}
.product-card__desc {
  font-size: 0.88rem;
  color: var(--color-brown-soft);
  margin: 0 0 var(--space-3);
  line-height: 1.45;
}
.product-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
}
.product-card__price {
  font-weight: 600;
}
.product-card__price--sale {
  color: var(--color-terracotta);
}
.product-card__price--original {
  text-decoration: line-through;
  color: var(--color-brown-soft);
  font-weight: 400;
  font-size: 0.8rem;
  margin-left: 0.35rem;
}
.product-card--bundle {
  border-color: var(--color-sage);
}
.product-card--bundle .product-card__eyebrow {
  color: var(--color-sage);
}
.bundle-upsell {
  margin-top: var(--space-2);
}
.product-card__cta {
  color: var(--color-terracotta);
  font-weight: 600;
}

.ctas {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
@media (min-width: 560px) {
  .ctas {
    flex-direction: row;
  }
  .ctas .btn {
    flex: 1;
  }
}

.email-capture {
  padding: var(--space-4);
  background: var(--color-cream-2);
  margin-bottom: var(--space-5);
  text-align: center;
}
.email-capture p {
  color: var(--color-brown-soft);
  margin: var(--space-1) 0 var(--space-3);
}
.email-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 420px;
  margin: 0 auto;
}
@media (min-width: 540px) {
  .email-form {
    flex-direction: row;
  }
  .email-form input {
    flex: 1;
  }
}
.email-form input {
  padding: 0.95rem 1.1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-cream);
  color: var(--color-brown);
  border-radius: var(--radius);
  min-height: 48px;
}
.email-form input:focus {
  outline: none;
  border-color: var(--color-terracotta);
}
.email-status {
  margin-top: var(--space-2);
  font-size: 0.88rem;
  color: var(--color-brown-soft);
  min-height: 1.25em;
}

.restart-wrap {
  text-align: center;
  padding-top: var(--space-3);
}

/* ---------- Small screens ---------- */

@media (max-width: 480px) {
  .page {
    padding: var(--space-3) var(--space-2) var(--space-5);
  }
  .option-btn {
    padding: 1rem;
  }
}