/* ========== DESIGN SYSTEM ========== */
:root {
  --navy: #0A1628;
  --petroleum: #1B3A5C;
  --steel: #2C4A6B;
  --gold: #C9A961;
  --gold-light: #E5D4A8;
  --cream: #F5F1E8;
  --smoke: #E8ECEF;
  --cloud: #F7F9FC;
  --charcoal: #2B2B2B;
  --slate: #6B7280;
  --white: #FFFFFF;
  --red: #C0392B;
  
  --shadow-sm: 0 2px 8px rgba(10, 22, 40, 0.06);
  --shadow-md: 0 8px 24px rgba(10, 22, 40, 0.1);
  --shadow-lg: 0 20px 60px rgba(10, 22, 40, 0.15);
  --shadow-xl: 0 30px 80px rgba(10, 22, 40, 0.2);
  
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: all 0.2s ease;
  
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--charcoal);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition-fast); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: 1.5rem; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
  position: relative;
  padding-left: 50px;
}

.eyebrow::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 40px;
  height: 1px;
  background: var(--gold);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 5rem;
}

.section-header p {
  color: var(--slate);
  font-size: 1.125rem;
  margin-top: 1rem;
}

.section { padding: 7rem 0; position: relative; }
.section-dark { background: var(--navy); color: var(--white); }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: var(--white); }
.section-cream { background: var(--cream); }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 36px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
}

.btn-primary:hover {
  background: var(--navy);
  color: var(--gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}

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

.btn-outline-dark:hover {
  background: var(--navy);
  color: var(--white);
}

.btn i { transition: var(--transition); }
.btn:hover i { transform: translateX(4px); }

/* ========== NAVIGATION ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.97);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
}

.logo-mark {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--navy);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.logo-text h2 {
  color: var(--white);
  font-size: 1.25rem;
  letter-spacing: 0.15em;
  margin: 0;
}

.logo-text h2 span { color: var(--gold); font-weight: 400; }

.logo-text .tagline {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--gold-light);
  text-transform: uppercase;
  margin: 0;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

.nav-link {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  position: relative;
  padding: 8px 0;
}

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

.nav-link:hover, .nav-link.active { color: var(--gold); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-cta {
  padding: 10px 24px;
  background: var(--gold);
  color: var(--navy);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
}

.nav-cta:hover {
  background: var(--white);
  transform: translateY(-2px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  z-index: 1001;
}

.bar {
  width: 28px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

.slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.slide.active { opacity: 1; }

.slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(10, 22, 40, 0.85) 0%, rgba(10, 22, 40, 0.5) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  color: var(--white);
}

.hero-content .eyebrow { color: var(--gold); }
.hero-content .eyebrow::before { background: var(--gold); }

.hero-content h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  animation: fadeUp 1s ease-out;
}

.hero-content h1 span {
  display: block;
  color: var(--gold);
  font-style: italic;
  font-weight: 400;
}

.hero-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
  animation: fadeUp 1s ease-out 0.3s both;
}

.hero-buttons {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  animation: fadeUp 1s ease-out 0.6s both;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-meta {
  position: absolute;
  bottom: 4rem;
  right: 4rem;
  z-index: 2;
  text-align: right;
  color: var(--white);
}

.hero-meta .counter {
  font-family: var(--font-display);
  font-size: 4rem;
  color: var(--gold);
  line-height: 1;
}

.hero-meta p {
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 0.5rem;
}

.slider-controls {
  position: absolute;
  bottom: 4rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  gap: 1rem;
}

.slider-btn {
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  transition: var(--transition);
  display: grid;
  place-items: center;
}

.slider-btn:hover {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  color: var(--white);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 10px); }
}

/* ========== STATS ========== */
.stats-section {
  background: var(--navy);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  text-align: center;
}

.stat-card {
  color: var(--white);
  position: relative;
  padding: 2rem 1rem;
}

.stat-card::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  bottom: 20%;
  width: 1px;
  background: rgba(255, 255, 255, 0.1);
}

.stat-card:last-child::after { display: none; }

.stat-icon {
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 1rem;
}

.stat-card h3 {
  color: var(--white);
  font-size: 3.5rem;
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-card h3 .suffix {
  color: var(--gold);
  font-size: 1.5rem;
  margin-left: 4px;
}

.stat-card p {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

/* ========== ABOUT PREVIEW ========== */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-images {
  position: relative;
  height: 600px;
}

.about-img-main {
  position: absolute;
  top: 0;
  left: 0;
  width: 75%;
  height: 80%;
  object-fit: cover;
  box-shadow: var(--shadow-xl);
}

.about-img-secondary {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 55%;
  height: 50%;
  object-fit: cover;
  border: 12px solid var(--white);
  box-shadow: var(--shadow-xl);
}

.experience-badge {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gold);
  color: var(--navy);
  padding: 2rem 3rem;
  text-align: center;
  z-index: 2;
  box-shadow: var(--shadow-lg);
}

.experience-badge h4 {
  font-size: 3rem;
  color: var(--navy);
  margin: 0;
  line-height: 1;
}

.experience-badge p {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 0.5rem;
  font-weight: 600;
}

.about-text h2 {
  margin-bottom: 1.5rem;
}

.about-text > p {
  color: var(--slate);
  margin-bottom: 2rem;
  font-size: 1.05rem;
}

.feature-list {
  list-style: none;
  margin-bottom: 2.5rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--smoke);
}

.feature-list li i {
  color: var(--gold);
  font-size: 1.1rem;
  flex-shrink: 0;
}

/* ========== PRODUCTS PREVIEW ========== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--white);
  overflow: hidden;
  position: relative;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--smoke);
}

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

.product-image {
  position: relative;
  height: 280px;
  overflow: hidden;
}

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

.product-card:hover .product-image img { transform: scale(1.08); }

.product-spec {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--gold);
  color: var(--navy);
  padding: 6px 14px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.product-info {
  padding: 2rem;
}

.product-info h3 {
  margin-bottom: 0.5rem;
}

.product-info .subtitle {
  color: var(--gold);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  font-weight: 600;
}

.product-info p {
  color: var(--slate);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.product-features {
  list-style: none;
  margin-bottom: 1.5rem;
}

.product-features li {
  padding: 0.5rem 0;
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--slate);
}

.product-features li i {
  color: var(--gold);
  font-size: 0.8rem;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--navy);
  padding-bottom: 4px;
}

.product-link:hover {
  color: var(--gold);
  border-color: var(--gold);
}

.product-link:hover i { transform: translateX(6px); }

/* ========== CTA BANNER ========== */
.cta-banner {
  position: relative;
  padding: 6rem 0;
  background: linear-gradient(rgba(10, 22, 40, 0.9), rgba(10, 22, 40, 0.9)),
              url('https://images.unsplash.com/photo-1518709766631-a6a7f45921c3?w=1600') center/cover;
  text-align: center;
  color: var(--white);
}

.cta-banner h2 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.cta-banner h2 span { color: var(--gold); }

.cta-banner p {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-size: 1.125rem;
  opacity: 0.9;
}

/* ========== TESTIMONIALS ========== */
.testimonials {
  background: var(--cream);
  padding: 7rem 0;
}

.testimonial-slider {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  text-align: center;
}

.testimonial {
  display: none;
}

.testimonial.active { display: block; animation: fadeIn 0.8s ease; }

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.testimonial .quote-mark {
  font-family: var(--font-display);
  font-size: 6rem;
  color: var(--gold);
  line-height: 0.5;
  margin-bottom: 2rem;
}

.testimonial blockquote {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-style: italic;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 2rem;
}

.testimonial cite {
  display: block;
  font-style: normal;
  color: var(--slate);
}

.testimonial cite strong {
  display: block;
  color: var(--navy);
  font-family: var(--font-display);
  font-size: 1.125rem;
  margin-bottom: 4px;
}

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 2.5rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gold-light);
  cursor: pointer;
  transition: var(--transition-fast);
}

.dot.active { background: var(--gold); transform: scale(1.3); }

/* ========== FOOTER ========== */
.footer {
  background: #050D18;
  color: rgba(255, 255, 255, 0.7);
  padding: 5rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 4rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col h4 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 1.125rem;
  letter-spacing: 0.05em;
  font-family: var(--font-body);
  font-weight: 700;
}

.footer-col p {
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  line-height: 1.8;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  opacity: 0.7;
  transition: var(--transition-fast);
}

.footer-links a:hover { opacity: 1; color: var(--gold); }

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.footer-contact-item i {
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 4px;
}

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 1.5rem;
}

.social-links a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: grid;
  place-items: center;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.footer-bottom {
  padding: 2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: white;
  display: grid;
  place-items: center;
  font-size: 1.75rem;
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.1) rotate(8deg);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
}

.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 7rem;
  width: 48px;
  height: 48px;
  background: var(--navy);
  color: var(--gold);
  display: grid;
  place-items: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  z-index: 998;
}

.scroll-top.show {
  opacity: 1;
  pointer-events: auto;
}

.scroll-top:hover {
  background: var(--gold);
  color: var(--navy);
}

/* ========== REVEAL ANIMATION ========== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 400px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    padding: 6rem 3rem;
    gap: 2rem;
    transition: right 0.4s ease;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.3);
  }
  
  .nav-menu.active { right: 0; }
  .hamburger { display: flex; }
  
  .hamburger.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.active .bar:nth-child(2) { opacity: 0; }
  .hamburger.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  
  .about-preview { grid-template-columns: 1fr; gap: 4rem; }
  .about-images { height: 500px; margin-bottom: 4rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .hero-meta { display: none; }
}

@media (max-width: 640px) {
  .section { padding: 5rem 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .stat-card::after { display: none; }
  .stat-card h3 { font-size: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .slider-controls { display: none; }
  .testimonial blockquote { font-size: 1.25rem; }
}