/* =====================================================
   SECTION LAYOUTS
   NutriGuia Pro — Landing Page
   ===================================================== */

/* ── Hero ── */
.hero {
  position: relative;
  padding: 50px 0 40px;
  overflow: hidden;
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(26, 58, 107, 0.4) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -15%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(240, 184, 50, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(46, 204, 113, 0.12);
  border: 1px solid rgba(46, 204, 113, 0.3);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 24px;
}

.hero-badge svg { flex-shrink: 0; }

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--gray-200);
  margin-bottom: 32px;
  max-width: 520px;
  line-height: 1.7;
}

.hero-metrics {
  display: flex;
  gap: 32px;
  margin-bottom: 36px;
}

.hero-metric { text-align: center; }

.hero-metric .number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gold);
  display: block;
}

.hero-metric .label {
  font-size: 0.78rem;
  color: var(--gray-300);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 500;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero Visual / Book Showcase */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 420px;
}

.book-showcase {
  position: relative;
  width: 100%;
  height: 420px;
  perspective: 1200px;
}

.book-card {
  position: absolute;
  width: 200px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.book-card img {
  width: 100%;
  height: auto;
  display: block;
}

.book-card-1 {
  left: 5%;
  top: 50%;
  transform: translateY(-50%) rotateY(15deg) rotateX(-3deg);
  z-index: 1;
}

.book-card-2 {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -55%) rotateY(0deg) scale(1.1);
  z-index: 3;
  width: 220px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px rgba(240, 184, 50, 0.15);
}

.book-card-3 {
  right: 22%;
  top: 50%;
  transform: translateY(-50%) rotateY(-10deg) rotateX(-3deg);
  z-index: 1;
}

.book-card-4 {
  right: 0%;
  top: 50%;
  transform: translateY(-45%) rotateY(-18deg) rotateX(-3deg);
  z-index: 0;
}

.book-showcase-4 .book-card { width: 160px; }
.book-showcase-4 .book-card-2 { width: 180px; }

.book-showcase-4 .book-card-1 {
  left: 0%;
  transform: translateY(-45%) rotateY(18deg) rotateX(-3deg);
  z-index: 0;
}

.book-showcase-4 .book-card-2 {
  left: 22%;
  transform: translate(0, -52%) rotateY(10deg) scale(1.05);
  z-index: 2;
}

.book-showcase-4 .book-card-3 {
  right: 22%;
  left: auto;
  transform: translateY(-52%) rotateY(-10deg) scale(1.05);
  z-index: 2;
}

.book-showcase-4 .book-card-4 {
  right: 0%;
  transform: translateY(-45%) rotateY(-18deg) rotateX(-3deg);
  z-index: 0;
}

.book-card:hover {
  transform: translateY(-55%) scale(1.05);
  z-index: 4;
}

.book-card-1:hover {
  transform: translateY(-50%) rotateY(5deg) scale(1.08);
  z-index: 4;
}

.book-card-3:hover {
  transform: translateY(-50%) rotateY(-5deg) scale(1.08);
  z-index: 4;
}

.book-card-4:hover {
  transform: translateY(-45%) rotateY(-5deg) scale(1.08);
  z-index: 4;
}

/* ── Problems ── */
.problems {
  padding: 60px 0;
  background: var(--navy);
  position: relative;
}

.problems::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(231, 76, 60, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* ── Products ── */
.products {
  padding: 60px 0;
  background: linear-gradient(180deg, var(--deep-blue), var(--navy));
  position: relative;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  align-items: start;
}

/* ── Combo ── */
.combo {
  padding: 60px 0;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

.combo::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, rgba(240, 184, 50, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.combo-card {
  background: linear-gradient(160deg, rgba(15, 33, 69, 0.6), rgba(10, 22, 40, 0.9));
  border: 2px solid rgba(240, 184, 50, 0.25);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 0 60px rgba(240, 184, 50, 0.08);
}

.combo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.combo-visual {
  padding: 60px 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(160deg, rgba(26, 58, 107, 0.3), rgba(10, 22, 40, 0.5));
}

.combo-books {
  display: flex;
  gap: -10px;
  position: relative;
}

.combo-book {
  width: 150px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform 0.4s ease;
  position: relative;
}

.combo-book img {
  width: 100%;
  height: auto;
  display: block;
}

.combo-book:nth-child(1) { transform: rotate(-8deg); z-index: 1; }
.combo-book:nth-child(2) { transform: rotate(0deg) translateY(-10px); z-index: 2; margin-left: -20px; }
.combo-book:nth-child(3) { transform: rotate(8deg); z-index: 1; margin-left: -20px; }

.combo-books-4 .combo-book { width: 120px; }
.combo-books-4 .combo-book:nth-child(1) { transform: rotate(-10deg); z-index: 1; }
.combo-books-4 .combo-book:nth-child(2) { transform: rotate(-3deg) translateY(-10px); z-index: 2; margin-left: -15px; }
.combo-books-4 .combo-book:nth-child(3) { transform: rotate(3deg) translateY(-10px); z-index: 2; margin-left: -15px; }
.combo-books-4 .combo-book:nth-child(4) { transform: rotate(10deg); z-index: 1; margin-left: -15px; }

.combo-info {
  padding: 60px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.combo-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: var(--navy);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  padding: 6px 16px;
  border-radius: 50px;
  width: fit-content;
  margin-bottom: 20px;
}

.combo-info h2 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
}

.combo-info > p {
  color: var(--gray-300);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

.combo-table {
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-bottom: 20px;
}

.combo-table-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: 0.88rem;
}

.combo-table-row:not(:last-child) {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.combo-table-row .item-name { color: var(--gray-200); }
.combo-table-row .item-price { color: var(--gray-300); text-decoration: line-through; }

.combo-table-row.total {
  border-top: 2px solid rgba(240, 184, 50, 0.3);
  padding-top: 12px;
  margin-top: 4px;
}

.combo-table-row.total .item-name {
  color: var(--off-white);
  font-weight: 700;
}

.combo-table-row.total .item-price {
  text-decoration: none;
  color: var(--gold);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
}

.combo-savings {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.25);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  margin-bottom: 24px;
}

.combo-savings svg { flex-shrink: 0; color: var(--green); }

.combo-savings span {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--green);
}

.combo-cta-price {
  text-align: center;
  margin-bottom: 12px;
}

.combo-cta-price .label {
  font-size: 0.8rem;
  color: var(--gray-300);
  display: block;
  margin-bottom: 4px;
}

.combo-cta-price .old {
  text-decoration: line-through;
  color: var(--gray-400);
  font-size: 1rem;
  margin-right: 8px;
}

.combo-cta-price .current {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--gold);
}

.combo-cta-price .current small {
  font-size: 1rem;
  font-weight: 600;
}

.combo-installment {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray-300);
  margin-bottom: 20px;
}

.combo-installment strong { color: var(--off-white); }

/* ── Benefits ── */
.benefits {
  padding: 60px 0;
  background: linear-gradient(180deg, var(--deep-blue), var(--navy));
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

/* ── Testimonials ── */
.testimonials {
  padding: 60px 0;
  background: var(--navy);
}

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

/* ── Transformations (Social Proof) ── */
.transformations {
  padding: 60px 0;
  background: linear-gradient(180deg, var(--navy), var(--deep-blue));
  position: relative;
  overflow: hidden;
}

.transformations::before {
  content: '';
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(46, 204, 113, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.transformations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 36px;
  max-width: 900px;
  margin: 0 auto;
}

.transformation-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 2px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.5s ease;
  background: rgba(15, 33, 69, 0.4);
}

.transformation-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(46, 204, 113, 0.1);
  border-color: rgba(46, 204, 113, 0.25);
}

.transformation-card img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.transformation-card:hover img {
  transform: scale(1.03);
}

.transformation-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.transformation-caption strong {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--off-white);
}

.transformation-caption span {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--green);
  background: rgba(46, 204, 113, 0.15);
  border: 1px solid rgba(46, 204, 113, 0.3);
  padding: 4px 12px;
  border-radius: 50px;
}

.transformation-cta {
  text-align: center;
  margin-top: 48px;
}

.transformation-cta .btn-primary {
  padding: 18px 40px;
  font-size: 1rem;
}

/* ── Guarantee ── */
.guarantee {
  padding: 50px 0;
  background: linear-gradient(180deg, var(--deep-blue), var(--navy));
}

/* ── FAQ ── */
.faq {
  padding: 60px 0;
  background: var(--navy);
}

/* ── Final CTA ── */
.final-cta {
  padding: 60px 0;
  background: linear-gradient(180deg, var(--deep-blue), var(--navy));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(240, 184, 50, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.final-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
  position: relative;
}

.final-cta > .container > p {
  color: var(--gray-300);
  font-size: 1.05rem;
  margin-bottom: 40px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
}

.final-cta .btn-primary {
  padding: 20px 48px;
  font-size: 1.1rem;
  position: relative;
}

/* ── About ── */
.about {
  padding: 60px 0;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.about-image::before {
  content: '';
  position: absolute;
  inset: 0;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  border-radius: inherit;
  z-index: 2;
  pointer-events: none;
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s ease;
}

.about-image:hover img {
  transform: scale(1.03);
}

.about-content .section-label {
  justify-content: flex-start;
  margin-left: 0;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-text p {
  color: var(--gray-200);
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.about-text p:last-child {
  margin-bottom: 0;
}