:root {
  /* Core Colors */
  --bg-deep-black: #040404;
  --bg-ocean-dark: #0f172a;
  --bg-steel: rgba(255, 255, 255, 0.05);
  --bg-steel-hover: rgba(255, 255, 255, 0.08);
  
  /* Accent Colors */
  --accent-ocean: #3b82f6;
  --accent-teal: #0ea5e9;
  --accent-gray: #94a3b8;
  --accent-gold: #d4af37;
  
  /* Gradients */
  --grad-marine: linear-gradient(135deg, #0ea5e9, #0f172a);
  --grad-luxury: linear-gradient(135deg, #d4af37, #3b82f6);
  --grad-dark-fade: linear-gradient(to bottom, transparent, #040404);
  
  /* Typography */
  --text-primary: #f9fafb;
  --text-secondary: #94a3b8;
  --font-main: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  /* Layout */
  --section-padding: 120px 5%;
  --header-height: 90px;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-deep-black);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

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

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 95%;
  max-width: 1400px;
  height: var(--header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 40px;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 100px;
  z-index: 1000;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), inset 0 0 20px rgba(255, 255, 255, 0.02);
}

.site-header.shrunk {
  top: 10px;
  height: 70px;
  padding: 0 30px;
  background: rgba(4, 4, 4, 0.75);
  border-color: rgba(255, 255, 255, 0.05);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.brand-icon {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: var(--text-primary);
  stroke-width: 1.5;
  transition: stroke 0.3s ease;
}

.brand:hover .brand-icon {
  stroke: var(--accent-ocean);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
}

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

.nav-links a:hover, .nav-links a.active {
  color: var(--text-primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--grad-luxury);
  transition: width 0.3s ease;
}

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

.header-cta {
  background: var(--bg-steel);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 12px 24px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  transition: all 0.3s ease;
  z-index: 1001;
}

.header-cta:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-ocean);
  box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  width: 30px;
  height: 2px;
  background: var(--text-primary);
  transition: 0.3s ease;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 800px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(4, 4, 4, 0.3), rgba(4, 4, 4, 0.8) 80%, var(--bg-deep-black));
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 900px;
  padding: 0 20px;
  margin-top: 60px;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 5.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-content p {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 40px;
  font-weight: 400;
}

.cta-group {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.btn-primary {
  background: var(--text-primary);
  color: var(--bg-deep-black);
  padding: 16px 36px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.05rem;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary:hover {
  background: var(--accent-ocean);
  color: var(--text-primary);
  box-shadow: 0 10px 25px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  padding: 16px 36px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1.05rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  border-color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   PAGE HEADER (Non-Home)
   ========================================================================== */
.page-header {
  padding: 200px 5% 100px;
  background: var(--bg-ocean-dark);
  text-align: center;
  position: relative;
  border-bottom: 1px solid var(--bg-steel);
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: linear-gradient(to bottom, transparent, var(--bg-deep-black));
  pointer-events: none;
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 4rem);
  margin-bottom: 16px;
  position: relative;
  z-index: 2;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   LAYOUT UTILITIES (NO CARDS)
   ========================================================================== */
.split-section {
  padding: var(--section-padding);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
}

.split-section.reverse {
  grid-template-columns: 1fr 1fr;
}

.split-section.reverse .split-text {
  order: 1;
}

.split-section.reverse .split-image {
  order: 2;
}

.split-text h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  margin-bottom: 24px;
  line-height: 1.2;
}

.split-text h2 span {
  color: var(--accent-ocean);
}

.split-text p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 24px;
}

.split-image {
  position: relative;
  border-radius: 4px;
  overflow: hidden;
}

.split-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  pointer-events: none;
  border-radius: 4px;
}

.split-image img {
  width: 100%;
  height: auto;
  display: block;
  transform: scale(1.02);
  transition: transform 0.7s ease;
}

.split-image:hover img {
  transform: scale(1.05);
}

.divider {
  height: 1px;
  background: var(--bg-steel);
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
}

/* ==========================================================================
   SERVICES ROWS (CLEAN ROWS, NO CARDS)
   ========================================================================== */
.service-list {
  padding: 80px 5%;
  max-width: 1400px;
  margin: 0 auto;
}

.service-row {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  padding: 80px 0;
  border-bottom: 1px solid var(--bg-steel);
  align-items: start;
}

.service-row:last-child {
  border-bottom: none;
}

.service-number {
  font-size: 1rem;
  color: var(--accent-ocean);
  font-weight: 600;
  letter-spacing: 2px;
  margin-bottom: 16px;
  display: block;
}

.service-title h3 {
  font-size: 2.5rem;
  line-height: 1.2;
}

.service-details p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.service-image-wide {
  width: 100%;
  height: 400px;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.service-image-wide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.service-row:hover .service-image-wide img {
  transform: scale(1.03);
}

/* ==========================================================================
   SHOWCASE SECTION
   ========================================================================== */
.showcase {
  padding: var(--section-padding);
  background: var(--bg-ocean-dark);
}

.showcase-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 80px;
}

.showcase-header h2 {
  font-size: 3rem;
  margin-bottom: 20px;
}

.showcase-gallery {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.showcase-item {
  position: relative;
  width: 100%;
  height: 70vh;
  min-height: 500px;
  overflow: hidden;
}

.showcase-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.6);
  transition: filter 0.5s ease, transform 1s ease;
}

.showcase-item:hover img {
  filter: brightness(0.9);
  transform: scale(1.02);
}

.showcase-caption {
  position: absolute;
  bottom: 40px;
  left: 40px;
  pointer-events: none;
}

.showcase-caption h4 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.showcase-caption p {
  color: var(--accent-gray);
  font-size: 1.1rem;
}

/* ==========================================================================
   REQUEST FORM (CORE FEATURE)
   ========================================================================== */
.request-section {
  padding: var(--section-padding);
  display: flex;
  justify-content: center;
}

.request-container {
  width: 100%;
  max-width: 800px;
  background: rgba(15, 23, 42, 0.3);
  padding: 60px;
  border: 1px solid var(--bg-steel);
  border-radius: 8px;
}

.request-header {
  margin-bottom: 40px;
}

.request-header h2 {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.request-header p {
  color: var(--text-secondary);
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-gray);
  margin-bottom: 12px;
}

.form-group input, 
.form-group select, 
.form-group textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--text-primary);
  font-size: 1.1rem;
  padding: 10px 0;
  font-family: var(--font-main);
  transition: all 0.3s ease;
  border-radius: 0;
}

.form-group input:focus, 
.form-group select:focus, 
.form-group textarea:focus {
  outline: none;
  border-bottom-color: var(--accent-ocean);
  box-shadow: 0 4px 10px -4px rgba(59, 130, 246, 0.2);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right center;
  background-size: 16px;
}

.form-group option {
  background: var(--bg-deep-black);
  color: var(--text-primary);
}

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

.submit-btn {
  width: 100%;
  padding: 20px;
  background: var(--text-primary);
  color: var(--bg-deep-black);
  border: none;
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.3s ease;
  border-radius: 4px;
}

.submit-btn:hover {
  background: var(--accent-ocean);
  color: var(--text-primary);
}

/* ==========================================================================
   TEXT PAGES (Terms, Privacy)
   ========================================================================== */
.text-page {
  padding: var(--section-padding);
  max-width: 900px;
  margin: 0 auto;
}

.text-page h2 {
  font-size: 2rem;
  margin: 40px 0 20px;
}

.text-page p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.text-page ul {
  color: var(--text-secondary);
  margin: 0 0 20px 20px;
  font-size: 1.1rem;
}

.text-page li {
  margin-bottom: 10px;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: var(--bg-deep-black);
  border-top: 1px solid var(--bg-steel);
  padding: 80px 5% 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 60px;
  max-width: 1400px;
  margin: 0 auto 60px;
}

.footer-brand p {
  color: var(--text-secondary);
  margin-top: 20px;
  max-width: 300px;
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--accent-ocean);
}

.footer-contact p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid var(--bg-steel);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ==========================================================================
   RESPONSIVE SYSTEM
   ========================================================================== */
@media (max-width: 1024px) {
  .split-section {
    gap: 40px;
  }
  .service-row {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 0 20px;
    width: 90%;
  }
  .nav-links, .header-cta {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  
  /* Mobile Menu Open State */
  body.menu-open .nav-links {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--bg-deep-black);
    padding: 120px 40px;
    z-index: 1000;
  }
  body.menu-open .nav-links a {
    font-size: 1.5rem;
  }
  body.menu-open .header-cta {
    display: block;
    position: fixed;
    bottom: 40px;
    left: 40px;
    right: 40px;
    text-align: center;
    z-index: 1001;
  }
  body.menu-open .mobile-toggle span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
  body.menu-open .mobile-toggle span:nth-child(2) { opacity: 0; }
  body.menu-open .mobile-toggle span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

  .split-section {
    grid-template-columns: 1fr;
  }
  .split-section.reverse .split-text {
    order: 2;
  }
  .split-section.reverse .split-image {
    order: 1;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .request-container {
    padding: 30px 20px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }
}