/* ==========================================================================
   Cristina Longhi — Design System compartilhado para páginas de vendas
   ========================================================================== */

:root {
  /* Paleta — alinhada à identidade visual real da marca Cristina Longhi
     (logo: figura em degradê lilás/roxo, assinatura cursiva preta) */
  --color-bg: #FAF8FC;
  --color-bg-alt: #F1EAF7;
  --color-surface: #FFFFFF;
  --color-ink: #2A1B3D;
  --color-ink-soft: #4B3E5C;
  --color-primary: #5B2C7A;
  --color-primary-dark: #37184E;
  --color-primary-soft: #9B6FC4;
  --color-lilac: #C9A8E0;
  --color-lilac-soft: #E9DCF4;
  --color-gold: #C9A15A;
  --color-gold-soft: #EADCC0;
  --color-line: #E4D6EE;
  --color-success-bg: #F0E6F7;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-script: 'Alex Brush', cursive;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-soft: 0 20px 60px -20px rgba(36, 27, 58, 0.25);
  --shadow-card: 0 10px 30px -12px rgba(36, 27, 58, 0.18);

  --container: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-primary);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 700;
}

h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.4vw, 1.6rem); }

p { margin: 0 0 1em; color: var(--color-ink-soft); }

a { color: inherit; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--color-gold);
  display: inline-block;
}

.section {
  padding: 88px 0;
}
.section--alt {
  background: var(--color-bg-alt);
}
.section--dark {
  background: linear-gradient(160deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
}
.section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: rgba(255,255,255,0.78); }

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 18px 36px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 1.02rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn--primary {
  background: linear-gradient(135deg, var(--color-gold) 0%, #B78A3F 100%);
  color: #241245;
  box-shadow: 0 14px 34px -10px rgba(201, 161, 90, 0.55);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px -10px rgba(201, 161, 90, 0.65);
}
.btn--ghost {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.5);
  color: #fff;
}
.btn--ghost:hover { background: rgba(255,255,255,0.08); }
.btn--block { width: 100%; }
.btn-note {
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  opacity: 0.8;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 247, 242, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-script);
  font-weight: 400;
  font-size: 2rem;
  color: var(--color-ink);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.brand span { color: var(--color-primary); }
.brand__logo { height: 60px; width: auto; display: block; }
.brand__text { display: none; }
.brand--no-logo .brand__text { display: inline; }
.site-header .btn { padding: 12px 24px; font-size: 0.92rem; }

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, #2C1747 0%, #5B2C7A 55%, #7C4EA0 100%);
  color: #fff;
  padding: 100px 0 110px;
}
.hero::before, .hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.35;
}
.hero::before {
  width: 420px; height: 420px;
  background: var(--color-gold);
  top: -160px; right: -120px;
}
.hero::after {
  width: 380px; height: 380px;
  background: var(--color-lilac);
  bottom: -180px; left: -100px;
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}
.hero--split .hero__inner {
  max-width: var(--container);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
  text-align: left;
}
.hero--split .eyebrow,
.hero--split .hero__actions { justify-content: flex-start; }
.hero--split .hero__lead { margin: 0 0 32px; }
.hero--split .hero__quote { margin: 28px 0 0; text-align: left; max-width: 100%; }
.hero__photo {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  border: 4px solid rgba(255,255,255,0.15);
  aspect-ratio: 4 / 5;
}
.hero__photo img { width: 100%; height: 100%; object-fit: cover; object-position: top center; display: block; }
.hero .eyebrow { color: var(--color-gold-soft); justify-content: center; }
.hero .eyebrow::before { display: none; }
.hero h1 { color: #fff; }
.hero__lead {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.85);
  max-width: 620px;
  margin: 0 auto 36px;
}
.hero__quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--color-gold-soft);
  margin: 28px auto 0;
  max-width: 560px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 36px;
}

/* Grids */
.grid {
  display: grid;
  gap: 28px;
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-line);
}

/* Pain list */
.pain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.pain-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  color: var(--color-ink-soft);
  font-size: 1.02rem;
}
.pain-list li .mark {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-gold-soft);
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
}

/* Pillars (o que é) */
.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.pillar {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 40px;
  border-top: 4px solid var(--color-gold);
  box-shadow: var(--shadow-card);
}
.pillar .num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--color-gold-soft);
  -webkit-text-stroke: 1.5px var(--color-gold);
  color: transparent;
  margin-bottom: 8px;
  display: block;
}

/* Módulos */
.modules {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}
.modules li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-line);
}
.modules .icon {
  flex: none;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--color-primary);
  color: var(--color-gold-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
}
.modules h4 { margin: 0 0 4px; font-size: 1.02rem; color: var(--color-primary); font-family: var(--font-body); font-weight: 700; }
.modules p { margin: 0; font-size: 0.95rem; }

/* Para quem / não quem */
.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.audience-card {
  border-radius: var(--radius-lg);
  padding: 36px;
}
.audience-card--yes {
  background: var(--color-success-bg);
  border: 1px solid var(--color-gold-soft);
}
.audience-card--no {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
}
.audience-card ul { padding-left: 20px; margin: 0; color: var(--color-ink-soft); }
.audience-card li { margin-bottom: 10px; }
.audience-card h3 { display: flex; align-items: center; gap: 10px; }

/* Inclui */
.includes {
  list-style: none;
  margin: 0; padding: 0;
  display: grid;
  gap: 14px;
}
.includes li {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 600;
  color: var(--color-ink);
}
.includes .check {
  flex: none;
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--color-gold);
  color: #241245;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
}
ul.includes--muted li { color: var(--color-ink-soft); font-weight: 500; }
ul.includes--muted .check { background: #E3DCE8; color: #7A6E88; }

/* Ciência */
.science-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* Autora / quem conduz */
.author {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 44px;
  align-items: center;
  max-width: 820px;
  margin: 0 auto;
}
.author__photo {
  width: 220px;
  height: 220px;
  border-radius: 50%;
  overflow: hidden;
  border: 6px solid var(--color-surface);
  box-shadow: var(--shadow-card);
  background: linear-gradient(160deg, var(--color-lilac-soft), var(--color-gold-soft));
  flex: none;
}
.author__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.author__name {
  font-family: var(--font-script);
  font-size: 2.4rem;
  color: var(--color-primary);
  margin-bottom: 2px;
}
.author__role {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  font-weight: 700;
  margin-bottom: 14px;
  display: block;
}

/* Product cards (hub) */
.product-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 28px;
}
.product-card--premium {
  border: 1.5px solid var(--color-gold);
  position: relative;
}
.product-card--premium .product-card__label { color: var(--color-primary); }
.product-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}
.product-card__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
  font-weight: 700;
  margin-bottom: 10px;
}
.product-card h3 { margin-bottom: 10px; }
.product-card p { flex: 1; font-size: 0.96rem; }
.product-card__price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-primary);
  margin: 14px 0 4px;
}
.product-card__cta {
  margin-top: 14px;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.product-card--soon {
  opacity: 0.75;
  cursor: default;
}
.badge-soon {
  display: inline-block;
  background: var(--color-lilac-soft);
  color: var(--color-primary);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 10px;
}

/* Trilha "qual curso é pra você" */
.path-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}
.path-list li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 22px 26px;
}
.path-list .path-when {
  color: var(--color-ink-soft);
}
.path-list .path-then {
  font-weight: 700;
  color: var(--color-primary);
  flex: none;
  white-space: nowrap;
}

/* Depoimentos (prints reais) */
.testimonials-strip {
  display: flex;
  gap: 18px;
  overflow-x: auto;
  padding: 8px 4px 20px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.testimonials-strip img {
  flex: none;
  width: 220px;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  scroll-snap-align: start;
  border: 1px solid var(--color-line);
}
.testimonials-strip::-webkit-scrollbar { height: 8px; }
.testimonials-strip::-webkit-scrollbar-thumb { background: var(--color-lilac); border-radius: 999px; }

/* Livros */
.books-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.book-card {
  display: flex;
  gap: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 22px;
}
.book-card__cover {
  flex: none;
  width: 96px;
  height: 140px;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: var(--shadow-card);
}
.book-card__body { display: flex; flex-direction: column; }
.book-card h4 {
  font-family: var(--font-display);
  color: var(--color-primary);
  margin: 0 0 6px;
  font-size: 1.1rem;
}
.book-card p { margin: 0 0 10px; font-size: 0.92rem; flex: 1; }
.book-card a.book-card__buy {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-primary);
  text-decoration: none;
}
.book-card a.book-card__buy:hover { text-decoration: underline; }

/* FAQ accordion */
.faq {
  max-width: 780px;
  margin: 0 auto;
}
.faq-item {
  border-bottom: 1px solid var(--color-line);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 4px;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 1.05rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  flex: none;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--color-gold);
  color: var(--color-gold);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding: 0 4px 22px;
  margin: 0;
}

/* Oferta final */
.offer-card {
  max-width: 620px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--color-line);
}
.offer-card .price {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--color-primary);
  margin: 8px 0 4px;
}
.offer-card .price-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-ink-soft);
}
.offer-card .includes { text-align: left; margin: 28px 0; }
.section--dark .offer-card p,
.section--dark .offer-card .btn-note { color: var(--color-ink-soft); }

/* Sticky CTA mobile */
.sticky-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 60;
  background: var(--color-primary-dark);
  padding: 14px 20px;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 -8px 24px rgba(0,0,0,0.2);
}
.sticky-cta .btn { width: 100%; }

/* Footer */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.7);
  padding: 48px 0 90px;
  font-size: 0.9rem;
  text-align: center;
}
.site-footer a { color: var(--color-gold-soft); text-decoration: none; }
.site-footer .brand { color: #fff; }

/* Responsive */
@media (max-width: 880px) {
  .grid--2, .grid--3, .pillars, .modules, .audience-grid, .science-grid,
  .product-cards, .books-grid {
    grid-template-columns: 1fr;
  }
  .author {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }
  .hero--split .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero--split .eyebrow,
  .hero--split .hero__actions { justify-content: center; }
  .hero--split .hero__quote { text-align: center; }
  .hero--split .hero__photo { max-width: 320px; margin: 0 auto; order: -1; }
  .path-list li { flex-direction: column; gap: 6px; }
  .section { padding: 64px 0; }
  .sticky-cta { display: flex; }
  body { padding-bottom: 78px; }
}

@media (max-width: 560px) {
  .offer-card { padding: 32px 22px; }
  .site-header .btn span.long { display: none; }
}