/* sections.css — Content section styles for Phase 17 */
/* Covers: "Como funciona" (how-it-works), Funcionalidades (features), Planos (pricing) */
/* Tokens consumed from tokens.css — never use primitive --color-* directly except in rgba() overrides */

/* =================================================================
   SHARED SECTION CONTAINER
   ================================================================= */

.section__container {
  max-width: var(--max-width-content);
  margin: 0 auto;
  padding: var(--space-24) var(--gutter);
}

.section__title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--text-primary);
  text-align: center;
  margin-bottom: var(--space-12);
}

/* =================================================================
   "COMO FUNCIONA" — HOW IT WORKS (3-step visual guide)
   ================================================================= */

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step {
  text-align: center;
  padding: var(--space-6);
}

.step__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-4);
  color: var(--accent-primary);
}

.step__icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.step__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.step__desc {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-body);
}

/* =================================================================
   FUNCIONALIDADES — FEATURE CARDS (glassmorphism)
   ================================================================= */

.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-card {
  /* rgba uses --color-space-800 (#2d1869) primitive — needed for alpha override */
  background: rgba(45, 24, 105, 0.15);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color 0.2s ease;
}

.feature-card:hover {
  /* rgba uses --color-teal-400 (#4abfd8) primitive — needed for alpha override */
  border-color: rgba(74, 191, 216, 0.3);
}

@supports not (backdrop-filter: blur(1px)) {
  .feature-card {
    background: rgba(45, 24, 105, 0.88);
  }
}

.feature-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
  color: var(--accent-primary);
}

.feature-card__icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.feature-card__desc {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  line-height: var(--line-height-body);
}

/* =================================================================
   PLANOS — PRICING (Free vs Pro comparison)
   ================================================================= */

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  max-width: 800px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
    align-items: start;
  }
}

.pricing-card {
  background: rgba(45, 24, 105, 0.15);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
}

/* Pro card — teal border + glow to visually dominate Free card */
.pricing-card--pro {
  border: 2px solid var(--accent-primary);
  /* rgba uses --color-teal-400 (#4abfd8) — needed for alpha override */
  box-shadow: 0 0 24px rgba(74, 191, 216, 0.2);
  position: relative;
}

/* "Mais Popular" badge — absolute positioned at top center of Pro card */
.pricing-card__badge {
  position: absolute;
  top: calc(-1 * var(--space-3));
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-primary);
  color: var(--bg-page);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  white-space: nowrap;
}

.pricing-card__name {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.pricing-card__price {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--accent-primary);
  margin-bottom: var(--space-6);
}

.pricing-card__price span {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-regular);
  color: var(--text-secondary);
}

.pricing-card__features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-8);
  text-align: left;
}

.pricing-card__features li {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.pricing-card__features li:last-child {
  border-bottom: none;
}

/* CTA button — WhatsApp green matching hero CTA pattern */
.pricing-card__cta {
  display: inline-block;
  padding: var(--space-3) var(--space-8);
  background: var(--accent-cta);
  color: #0d1a0f;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-extrabold);
  border-radius: var(--radius-full);
  text-decoration: none;
  box-shadow:
    0 0 0 3px rgba(255, 255, 255, 0.25),
    0 4px 20px rgba(37, 211, 102, 0.35),
    0 2px 8px rgba(0, 0, 0, 0.4);
  transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.pricing-card__cta:hover,
.pricing-card__cta:focus-visible {
  background: var(--accent-cta-hover);
  box-shadow:
    0 0 0 3px rgba(255, 255, 255, 0.35),
    0 6px 28px rgba(37, 211, 102, 0.45),
    0 3px 12px rgba(0, 0, 0, 0.5);
  transform: translateY(-2px);
}

.pricing-card__cta:active {
  transform: translateY(0);
}