/* ============================================
   Landing Page — Próteses Dentárias
   Paleta: Dourado/Âmbar (#d97706) + Elegante
   Estilo: Elegante e Sofisticado
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── Reset & Base ──────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --brand: #d97706;
  --brand-light: #f59e0b;
  --brand-lighter: #fde68a;
  --brand-bg: #fffbeb;
  --brand-dark: #b45309;

  --white: #ffffff;
  --bg: #fafaf9;
  --bg-alt: #f5f5f4;
  --text: #1c1917;
  --text-secondary: #57534e;
  --text-muted: #78716c;
  --border: #e7e5e4;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.08);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.1);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ── Navbar ────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar__logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
}

.navbar__logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.navbar__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--brand);
  transition: var(--transition);
  border-radius: 2px;
}

.navbar__links a:hover { color: var(--brand); }
.navbar__links a:hover::after { width: 100%; }

.navbar__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.5rem;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: white !important;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(217, 119, 6, 0.3);
}

.navbar__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.4);
}

.navbar__cta::after { display: none !important; }

.navbar__mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.navbar__mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 6px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* ── Hero Full-Width ───────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(28, 25, 23, 0.85) 0%,
    rgba(28, 25, 23, 0.6) 40%,
    rgba(217, 119, 6, 0.2) 100%
  );
}

.hero .container {
  position: relative;
  z-index: 2;
  padding-top: 6rem;
  padding-bottom: 4rem;
}

.hero__content {
  max-width: 640px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--brand-lighter);
  margin-bottom: 1.5rem;
}

.hero__badge-dot {
  width: 6px;
  height: 6px;
  background: var(--brand-light);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero__title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: white;
}

.hero__title span {
  background: linear-gradient(135deg, var(--brand-light) 0%, var(--brand-lighter) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 520px;
}

.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  font-family: inherit;
}

.btn--primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: white;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.4);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.5);
}

.btn--glass {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
  color: white;
  border: 1px solid rgba(255,255,255,0.2);
}

.btn--glass:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.4);
}

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

.btn--outline:hover {
  border-color: var(--brand);
  color: var(--brand);
  background: var(--brand-bg);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ── Problema/Solução ──────────────────────── */
.problem-solution {
  padding: 6rem 0;
  background: var(--white);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 4rem;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.section-eyebrow::before,
.section-eyebrow::after {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--brand-lighter);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.ps-grid {
  display: grid;
  grid-template-columns: 1fr 80px 1fr;
  gap: 2rem;
  align-items: stretch;
  max-width: 900px;
  margin: 0 auto;
}

.ps-card {
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.ps-card--problem {
  background: #fef2f2;
  border: 1px solid #fecaca;
}

.ps-card--solution {
  background: var(--brand-bg);
  border: 1px solid var(--brand-lighter);
}

.ps-card__icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.ps-card--problem .ps-card__icon {
  background: #fee2e2;
}

.ps-card--solution .ps-card__icon {
  background: rgba(217, 119, 6, 0.15);
}

.ps-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.ps-card--problem .ps-card__title {
  color: #991b1b;
}

.ps-card--solution .ps-card__title {
  color: var(--brand-dark);
}

.ps-card__list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.ps-card__list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.925rem;
  line-height: 1.5;
}

.ps-card--problem .ps-card__list li {
  color: #7f1d1d;
}

.ps-card--solution .ps-card__list li {
  color: var(--text-secondary);
}

.ps-card__list li svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.ps-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ps-arrow__icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.3);
}

/* ── Benefícios com Checkmarks ─────────────── */
.benefits {
  padding: 6rem 0;
  background: var(--bg);
}

.benefits__wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.benefits__visual {
  position: relative;
}

.benefits__glass-card {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.8);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.benefits__glass-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(217, 119, 6, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.benefits__glass-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 0.5rem;
  position: relative;
}

.benefits__glass-card p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  position: relative;
}

.benefits__check-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.check-item:hover {
  border-color: var(--brand-lighter);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

.check-item__icon {
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: var(--brand-bg);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.check-item:hover .check-item__icon {
  background: var(--brand);
}

.check-item:hover .check-item__icon svg {
  stroke: white;
}

.check-item__text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.2rem;
}

.check-item__text p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0;
}

.benefits__info-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.benefits__info-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.benefits__info-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.benefits__info-header h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.benefits__info-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.benefits__info-details {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.info-detail {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.info-detail__icon {
  width: 32px;
  height: 32px;
  background: var(--brand-bg);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ── CTA Urgência ──────────────────────────── */
.cta-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, var(--text) 0%, #292524 50%, #44403c 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(217, 119, 6, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(245, 158, 11, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.cta-section .container {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-section__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.25rem;
  background: rgba(217, 119, 6, 0.15);
  border: 1px solid rgba(217, 119, 6, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--brand-light);
  margin-bottom: 1.5rem;
}

.cta-section__title {
  font-size: 2.75rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.cta-section__title span {
  background: linear-gradient(135deg, var(--brand-light), var(--brand-lighter));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-section__text {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.7);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
}

.cta-section__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn--gold {
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: white;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(217, 119, 6, 0.4);
}

.btn--gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(217, 119, 6, 0.5);
}

.btn--ghost-light {
  background: transparent;
  color: rgba(255,255,255,0.8);
  border: 2px solid rgba(255,255,255,0.2);
}

.btn--ghost-light:hover {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.4);
  color: white;
}

/* ── Footer ────────────────────────────────── */
.footer {
  padding: 3rem 0;
  background: #0c0a09;
  color: rgba(255,255,255,0.7);
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: white;
}

.footer__brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.9rem;
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

.footer__links a:hover { color: var(--brand-light); }

.footer__copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

/* ── WhatsApp Float ────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.75rem;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  cursor: pointer;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-float__pulse {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid #25d366;
  animation: whatsapp-pulse 2s ease-out infinite;
}

@keyframes whatsapp-pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ── Animations ────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── Responsive ────────────────────────────── */
@media (max-width: 1024px) {
  .ps-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .ps-arrow {
    transform: rotate(90deg);
  }

  .benefits__wrapper {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .navbar__links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    gap: 1rem;
  }

  .navbar__links.active { display: flex; }
  .navbar__mobile-toggle { display: block; }

  .hero__title { font-size: 2.25rem; }
  .section-title { font-size: 1.75rem; }
  .cta-section__title { font-size: 1.75rem; }

  .hero__scroll-hint { display: none; }

  .footer .container {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .btn { width: 100%; }

  .cta-section__actions {
    flex-direction: column;
    align-items: center;
  }
}