:root {
  --gold: #c08818;
  --gold-light: #f0c040;
  --gold-pale: #ffd966;
  --gold-dark: #6b4a0a;
  --dark-brown: #3a2000;
  --text: #1a1a1a;
  --text-light: #555;
  --text-muted: #888;
  --bg: #ffffff;
  --bg-warm: #faf8f5;
  --bg-accent: #fff8e8;
  --border: #e8e0d0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.1), 0 8px 24px rgba(0,0,0,0.06);
  --shadow-gold: 0 8px 30px rgba(192,136,24,0.2), 0 4px 8px rgba(192,136,24,0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  position: sticky;
  top: 0;
  z-index: 100;
  transition: all 0.3s ease;
}

.header.scrolled {
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo img {
  height: 40px;
  width: auto;
}

.logo-text {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark-brown);
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  gap: 4px;
}

.nav a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.3s ease;
  position: relative;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  border-radius: 2px;
  transition: all 0.3s ease;
  transform: translateX(-50%);
}

.nav a:hover {
  color: var(--gold-dark);
}

.nav a:hover::after {
  width: 24px;
}

.nav a.active {
  color: var(--gold-dark);
  background: var(--bg-accent);
}

.nav a.active::after {
  width: 24px;
}

/* Mobile toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* Hero */
.hero {
  background: linear-gradient(160deg, var(--dark-brown) 0%, #1a0a00 50%, #2a1800 100%);
  color: white;
  padding: 0;
  position: relative;
  overflow: hidden;
  min-height: 750px;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(circle, rgba(192,136,24,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 60%;
  height: 150%;
  background: radial-gradient(circle, rgba(240,192,64,0.05) 0%, transparent 60%);
  pointer-events: none;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 100px;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 520px;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.hero h1 span {
  color: var(--gold-light);
  position: relative;
  display: inline-block;
}

.hero h1 span::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 0;
  width: 100%;
  height: 8px;
  background: linear-gradient(90deg, rgba(240,192,64,0.25), transparent);
  border-radius: 4px;
}

.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  max-width: 460px;
  margin-bottom: 32px;
  line-height: 1.7;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
  color: var(--dark-brown);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(192,136,24,0.35), 0 4px 12px rgba(192,136,24,0.15);
}

.btn-outline {
  background: rgba(255,255,255,0.05);
  color: var(--gold-light);
  border: 1.5px solid rgba(240,192,64,0.4);
  backdrop-filter: blur(4px);
}

.btn-outline:hover {
  background: rgba(240,192,64,0.1);
  border-color: var(--gold-light);
  color: var(--gold-pale);
  transform: translateY(-2px);
}

/* Trust badges */
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  backdrop-filter: blur(4px);
}

/* Hero visual */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(240,192,64,0.12);
  border-radius: 24px;
  padding: 32px;
  box-shadow: 0 0 0 1px rgba(240,192,64,0.05), 0 24px 60px rgba(0,0,0,0.3);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.5s ease;
  max-width: 440px;
  width: 100%;
}

.hero-card:hover {
  transform: perspective(1000px) rotateY(0deg);
}

.hero-illustration {
  width: 100%;
  height: auto;
  max-width: 380px;
  display: block;
  margin: 0 auto;
}

/* Scroll down indicator */
.hero-scroll-down {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.hero-scroll-down a {
  display: block;
  padding: 8px;
}

.scroll-arrow {
  display: block;
  width: 28px;
  height: 28px;
  border: 2px solid rgba(240,192,64,0.5);
  border-radius: 50%;
  position: relative;
  animation: bounce 2s infinite ease-in-out;
}

.scroll-arrow::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  border-right: 2px solid var(--gold-light);
  border-bottom: 2px solid var(--gold-light);
  transform: translate(-50%, -60%) rotate(45deg);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

/* Sections */
.section {
  padding: 100px 0;
  scroll-margin-top: 72px;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Products */
.products-section {
  background: var(--bg-warm);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.product-card {
  background: white;
  border-radius: 16px;
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.product-card:hover::before {
  transform: scaleX(1);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(192,136,24,0.2);
}

.product-icon {
  font-size: 3.2rem;
  margin-bottom: 20px;
  display: block;
  width: fit-content;
}

.product-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 8px;
}

.product-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.product-desc {
  font-size: 0.9rem;
  color: var(--text-light);
  flex-grow: 1;
  margin-bottom: 20px;
  line-height: 1.6;
}

.btn-query {
  display: block;
  width: 100%;
  padding: 12px;
  text-align: center;
  background: var(--bg-accent);
  color: var(--gold-dark);
  border: 1px solid rgba(192,136,24,0.3);
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.3s ease;
}

.btn-query:hover {
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  color: var(--dark-brown);
  border-color: transparent;
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}

/* About */
.about-section {
  background: white;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: center;
}

.about-text h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.about-text p {
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.7;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.stat {
  text-align: center;
  padding: 32px 16px;
  background: white;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  transition: all 0.4s ease;
}

.stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(192,136,24,0.15);
}

.stat-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-accent) 0%, #fff 100%);
  border-radius: 16px;
  color: var(--gold);
  transition: all 0.4s ease;
}

.stat:hover .stat-icon {
  background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
  color: var(--dark-brown);
  transform: scale(1.1);
}

.stat-value {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* Contact */
.contact-section {
  background: var(--bg-warm);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.form-group label .required {
  color: #c62828;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: inherit;
  background: white;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(192,136,24,0.08);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
  border-radius: 12px;
}

.contact-info h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

.contact-card {
  background: white;
  border-radius: 16px;
  padding: 32px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  margin-bottom: 24px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-item .icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-accent);
  border-radius: 10px;
  color: var(--gold); 
}

.contact-info-item div {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.5;
}

.contact-info-item strong {
  display: block;
  color: var(--text);
  font-size: 0.85rem;
  margin-bottom: 2px;
  font-weight: 600;
}

.contact-note {
  margin-top: 0;
  padding: 20px;
  background: white;
  border-radius: 16px;
  font-size: 0.9rem;
  color: var(--text-light);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  line-height: 1.6;
}

.contact-note strong {
  color: var(--gold-dark);
}

/* Footer */
.footer {
  background: linear-gradient(180deg, #2a1800 0%, var(--dark-brown) 100%);
  color: rgba(255,255,255,0.6);
  padding: 60px 0 0;
  margin-top: 80px;
  border-top: 1px solid rgba(240,192,64,0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(240,192,64,0.15);
}

.footer-section h4 {
  color: var(--gold-light);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-logo {
  height: 36px;
  margin-bottom: 12px;
  filter: brightness(1.3);
}

.footer-tagline {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

.footer-links a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.3s ease;
}

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

.footer-section p {
  font-size: 0.88rem;
  line-height: 1.8;
  margin: 8px 0;
  color: rgba(255,255,255,0.6);
}

.footer-section strong {
  color: var(--gold-light);
  font-weight: 600;
}

.footer-note {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  font-style: italic;
  margin-top: 4px;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  margin: 0;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 30px;
    text-align: center;
  }
  
  .footer {
    padding: 40px 0 0;
    margin-top: 60px;
  }

  .footer-logo {
    margin-left: auto;
    margin-right: auto;
  }
}

/* Messages */
.message {
  padding: 16px 20px;
  border-radius: 12px;
  margin-bottom: 24px;
  font-size: 0.9rem;
  font-weight: 500;
  display: none;
  animation: messageSlide 0.4s ease;
}

@keyframes messageSlide {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.message.success {
  display: block;
  background: linear-gradient(135deg, #e8f5e9, #f1f8e9);
  color: #2e7d32;
  border: 1px solid #a5d6a7;
  box-shadow: var(--shadow-sm);
}

.message.error {
  display: block;
  background: linear-gradient(135deg, #ffebee, #fce4ec);
  color: #c62828;
  border: 1px solid #ef9a9a;
  box-shadow: var(--shadow-sm);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 48px;
    padding-top: 80px;
    padding-bottom: 80px;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

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

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

  .hero-visual {
    order: -1;
  }

  .hero-card {
    max-width: 340px;
    margin: 0 auto;
    transform: perspective(1000px) rotateY(0deg);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .about-text h2 {
    font-size: 1.6rem;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact-info {
    order: -1;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.98);
    flex-direction: column;
    padding: 16px 24px;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border);
  }

  .nav.active {
    display: flex;
  }

  .mobile-toggle {
    display: flex;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }

  .section-title {
    font-size: 1.7rem;
  }

  .hero-content {
    padding: 0 8px;
  }

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