/* ==========================================================================
   LK ARTE E FÉ - STYLESHEET
   Estética Luxuosa, Devocional e Artesanal para Arte Sacra Personalizada
   ========================================================================== */

:root {
  /* Cores Principais */
  --primary-gold: #D4AF37;
  --gold-hover: #B8860B;
  --gold-light: #F4E8C1;
  --gold-gradient: linear-gradient(135deg, #E6C258 0%, #B8860B 100%);
  --gold-glow: rgba(212, 175, 55, 0.25);
  
  --navy-sacred: #14213D;
  --navy-dark: #0A1124;
  --navy-soft: #1E2D4A;
  
  --bg-cream: #FAF8F5;
  --bg-warm-light: #F4EFEA;
  --surface-white: #FFFFFF;
  
  --text-main: #2C2622;
  --text-muted: #6C635B;
  --text-light: #F9F7F5;

  /* Fontes */
  --font-heading: 'Cormorant Garamond', 'Cinzel', Georgia, serif;
  --font-body: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* Elevações e Sombras */
  --shadow-sm: 0 4px 12px rgba(44, 38, 34, 0.05);
  --shadow-md: 0 8px 24px rgba(44, 38, 34, 0.08);
  --shadow-lg: 0 16px 40px rgba(44, 38, 34, 0.12);
  --shadow-gold: 0 10px 30px rgba(212, 175, 55, 0.3);

  /* Transição */
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-cream);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

/* Tipografia */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy-sacred);
}

.gold-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* Subtítulos e Tags */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 50px;
  color: var(--gold-hover);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  text-align: center;
  margin-bottom: 16px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.125rem;
  max-width: 650px;
  margin: 0 auto 48px auto;
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background: var(--gold-gradient);
  color: #fff;
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(212, 175, 55, 0.45);
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary-gold);
  color: var(--navy-sacred);
}

.btn-outline:hover {
  background: var(--primary-gold);
  color: #fff;
}

/* Header / Navbar */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(250, 248, 245, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.15);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(250, 248, 245, 0.95);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy-sacred);
}

.logo-symbol {
  width: 40px;
  height: 40px;
  background: var(--gold-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  box-shadow: var(--shadow-gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary-gold);
  transition: var(--transition);
}

.nav-links a:hover::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--navy-sacred);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 140px 0 80px 0;
  position: relative;
  background: radial-gradient(circle at 80% 20%, rgba(212, 175, 55, 0.12) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(20, 33, 61, 0.05) 0%, transparent 50%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-badges {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--navy-sacred);
}

.badge-item i {
  color: var(--primary-gold);
  font-size: 1.2rem;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(212, 175, 55, 0.2);
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.hero-card-tag {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  padding: 14px 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(212, 175, 55, 0.3);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
}

.hero-card-tag i {
  font-size: 1.5rem;
  color: var(--primary-gold);
}

/* Diferenciais Section */
.features {
  padding: 80px 0;
  background: var(--surface-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.feature-card {
  padding: 32px 24px;
  border-radius: var(--radius-md);
  background: var(--bg-cream);
  border: 1px solid rgba(212, 175, 55, 0.15);
  transition: var(--transition);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-gold);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: var(--surface-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  color: var(--primary-gold);
  font-size: 1.6rem;
  border: 1px solid rgba(212, 175, 55, 0.3);
  box-shadow: var(--shadow-sm);
}

.feature-card h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Catálogo em Destaque */
.catalog {
  padding: 100px 0;
  background: var(--bg-warm-light);
}

.filter-buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: 50px;
  border: 1px solid rgba(212, 175, 55, 0.3);
  background: var(--surface-white);
  color: var(--navy-sacred);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn.active, .filter-btn:hover {
  background: var(--gold-gradient);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-gold);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}

.product-card {
  background: var(--surface-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.2);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.product-img-wrapper {
  position: relative;
  height: 300px;
  overflow: hidden;
}

.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrapper img {
  transform: scale(1.06);
}

.product-tag {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--navy-sacred);
  color: var(--gold-light);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-info h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.product-info p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--bg-cream);
  padding-top: 16px;
}

.product-price {
  font-size: 0.85rem;
  color: var(--gold-hover);
  font-weight: 700;
}

/* Como Funciona */
.how-it-works {
  padding: 100px 0;
  background: var(--navy-dark);
  color: #fff;
  position: relative;
}

.how-it-works .section-title {
  color: #fff;
}

.how-it-works .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.step-card {
  background: var(--navy-soft);
  padding: 36px 28px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(212, 175, 55, 0.2);
  position: relative;
  transition: var(--transition);
}

.step-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary-gold);
}

.step-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-gold);
  line-height: 1;
  margin-bottom: 16px;
}

.step-card h3 {
  color: #fff;
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.step-card p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}

/* Depoimentos */
.testimonials {
  padding: 100px 0;
  background: var(--surface-white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.testimonial-card {
  background: var(--bg-cream);
  padding: 32px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(212, 175, 55, 0.15);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stars {
  color: #FFB800;
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.testimonial-quote {
  font-size: 1rem;
  font-style: italic;
  color: var(--text-main);
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  background: var(--gold-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--navy-sacred);
  font-size: 1.1rem;
}

.author-details h4 {
  font-size: 1.05rem;
  margin-bottom: 2px;
}

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

/* FAQ */
.faq {
  padding: 100px 0;
  background: var(--bg-cream);
}

.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--surface-white);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(212, 175, 55, 0.2);
  margin-bottom: 16px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--navy-sacred);
  cursor: pointer;
  text-align: left;
}

.faq-question i {
  font-size: 1rem;
  color: var(--primary-gold);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px 24px;
  transition: max-height 0.3s ease-in-out;
}

/* Final CTA Section */
.cta-banner {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--navy-sacred) 0%, var(--navy-dark) 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 {
  color: #fff;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  margin-bottom: 20px;
}

.cta-banner p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 36px auto;
}

/* Footer */
.footer {
  background: var(--navy-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 24px 0;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand h3 {
  color: #fff;
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.95rem;
  max-width: 360px;
}

.footer-links h4 {
  color: var(--primary-gold);
  font-size: 1.1rem;
  margin-bottom: 16px;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a:hover {
  color: var(--primary-gold);
}

.social-links {
  display: flex;
  gap: 16px;
  margin-top: 16px;
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--navy-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-light);
  border: 1px solid rgba(212, 175, 55, 0.2);
  transition: var(--transition);
}

.social-icon:hover {
  background: var(--primary-gold);
  color: #fff;
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 9999;
  transition: var(--transition);
  animation: pulse-green 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

@keyframes pulse-green {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 16px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Responsividade Mobile */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-content p {
    margin: 0 auto 32px auto;
  }

  .hero-ctas {
    justify-content: center;
  }

  .hero-badges {
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-cream);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    transition: var(--transition);
  }

  .nav-links.active {
    left: 0;
  }

  .mobile-toggle {
    display: block;
  }
}