/* ============================================
   FROM B 2 C — Design System
   Space Theme | Black, Gold, Silver, Blue
   ============================================ */

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

/* ---------- Custom Properties ---------- */
:root {
  --black: #0a0a0a;
  --black-rich: #050505;
  --gold: #c9a84c;
  --gold-burnt: #b8860b;
  --gold-light: #e8d48b;
  --silver: #c0c0c0;
  --silver-light: #e0e0e0;
  --blue-deep: #0d47a1;
  --blue-atmosphere: #1565c0;
  --blue-glow: #42a5f5;
  --white: #f5f5f5;
  --white-pure: #ffffff;
  --gray-dark: #1a1a1a;
  --gray-mid: #2a2a2a;
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --glow-gold: 0 0 20px rgba(201, 168, 76, 0.3);
  --glow-blue: 0 0 30px rgba(66, 165, 245, 0.2);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--black);
  color: var(--white);
  overflow-x: hidden;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.single-page {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

@media (min-height: 680px) and (min-width: 769px) {
  body.single-page {
    height: 100vh;
    overflow: hidden;
  }
}

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

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

/* ---------- Starfield Canvas ---------- */
#starfield {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ---------- Burger Menu ---------- */
.burger-menu {
  position: fixed;
  top: 24px;
  right: 24px;
  left: auto;
  z-index: 1000;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  background: rgba(10, 10, 10, 0.6);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid transparent;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.burger-menu:hover {
  border-color: var(--gold);
  box-shadow: var(--glow-gold);
}

.burger-menu span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

.burger-menu.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.burger-menu.active span:nth-child(2) {
  opacity: 0;
}

.burger-menu.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ---------- Header Brand Logo (Top Left) ---------- */
.header-logo {
  position: fixed;
  top: 24px;
  left: 24px;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
}

.header-logo-img {
  width: 95px;
  height: auto;
  filter: drop-shadow(0 0 10px rgba(201, 168, 76, 0.25));
  transition: var(--transition-smooth);
}

.header-logo:hover .header-logo-img {
  filter: drop-shadow(0 0 20px rgba(201, 168, 76, 0.5));
  transform: scale(1.03);
}

/* ---------- Side Nav ---------- */
.side-nav {
  position: fixed;
  top: 0;
  left: -320px;
  width: 300px;
  height: 100vh;
  background: rgba(5, 5, 5, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid rgba(201, 168, 76, 0.15);
  z-index: 999;
  transition: left 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  padding: 100px 40px 40px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.side-nav.open {
  left: 0;
}

.side-nav-link {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  padding: 20px 0;
  border-bottom: 1px solid rgba(201, 168, 76, 0.1);
  transition: var(--transition-smooth);
  position: relative;
}

.side-nav-link::before {
  content: '';
  position: absolute;
  left: -40px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 0;
  background: var(--gold);
  transition: height 0.3s ease;
}

.side-nav-link:hover {
  color: var(--gold);
  padding-left: 15px;
}

.side-nav-link:hover::before {
  height: 30px;
}

.nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.nav-overlay.visible {
  opacity: 1;
  visibility: visible;
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  z-index: 1;
  padding: 30px 20px 10px;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  animation: fadeInUp 1.2s ease-out;
}

.hero-logo {
  width: 95px;
  height: auto;
  margin-bottom: 14px;
  filter: drop-shadow(0 0 15px rgba(201, 168, 76, 0.35));
  transition: var(--transition-smooth);
  -webkit-mask-image: radial-gradient(circle, rgba(0,0,0,1) 55%, rgba(0,0,0,0) 90%);
  mask-image: radial-gradient(circle, rgba(0,0,0,1) 55%, rgba(0,0,0,0) 90%);
}

.hero-logo:hover {
  filter: drop-shadow(0 0 25px rgba(201, 168, 76, 0.6));
  transform: scale(1.03);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 300;
  letter-spacing: 10px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 6px;
}

.hero-title span {
  color: var(--gold);
  font-weight: 600;
}

.hero-subtitle {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: clamp(0.7rem, 1.2vw, 0.9rem);
  color: var(--gold);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 300;
}

.hero-description {
  font-size: clamp(1.05rem, 1.3vw, 1.25rem);
  color: var(--white);
  line-height: 1.65;
  max-width: 720px;
  margin: 0 auto;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.hero-description .infinity {
  font-size: 1.4em;
  color: var(--gold);
  vertical-align: middle;
  display: inline;
}

/* ---------- Earth Curve (CSS) ---------- */
.earth-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.earth-curve {
  position: absolute;
  bottom: -380px;
  left: 50%;
  transform: translateX(-50%);
  width: 200%;
  height: 500px;
  border-radius: 50% 50% 0 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 30, 60, 0.0) 0%,
    rgba(10, 30, 60, 0.4) 2%,
    rgba(8, 24, 50, 0.7) 5%,
    #061428 10%,
    #040e1e 30%,
    #020810 60%,
    #010508 100%
  );
  z-index: 1;
  pointer-events: none;
  box-shadow: 
    0 -2px 20px rgba(66, 165, 245, 0.15),
    0 -1px 4px rgba(100, 180, 255, 0.3);
}

.earth-glow {
  position: absolute;
  bottom: 116px;
  left: 0;
  width: 100%;
  height: 50px;
  background: radial-gradient(ellipse at 50% 100%, rgba(66, 165, 245, 0.12) 0%, rgba(21, 101, 192, 0.05) 50%, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

/* ---------- Tiles Section ---------- */
.tiles-section {
  position: relative;
  z-index: 2;
  padding: 10px 20px 5px;
  max-width: 1100px;
  margin: 0 auto;
}

.tiles-section-header {
  text-align: center;
  margin-bottom: 10px;
}

.tiles-section-header h2 {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 1.3rem);
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--white);
}

.tiles-section-header .gold-line {
  width: 50px;
  height: 1px;
  background: var(--gold);
  margin: 10px auto 0;
}

.tiles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.tile {
  position: relative;
  background: rgba(20, 20, 20, 0.6);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(201, 168, 76, 0.12);
  border-radius: 12px;
  padding: 16px 20px;
  transition: var(--transition-smooth);
  overflow: hidden;
  text-align: center;
}

.tile::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.tile:hover {
  border-color: rgba(201, 168, 76, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--glow-gold);
}

.tile:hover::before {
  opacity: 1;
}

.tile-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  fill: var(--gold);
  display: block;
}

.tile-icon-img {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  display: block;
  object-fit: contain;
}

#logistics-solutions .tile-icon-img {
  width: 175px;
  height: auto;
  margin-bottom: 10px;
}

.tile-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
}

.tile-description {
  font-size: 1rem;
  color: var(--silver-light);
  line-height: 1.65;
  margin-bottom: 10px;
  font-weight: 500;
}

.tile-btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 10px 24px;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: transparent;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.tile-btn:hover {
  background: var(--blue-deep);
  border-color: var(--blue-deep);
  color: var(--white-pure);
  box-shadow: var(--glow-blue);
}

.tile-btn--solid {
  background: var(--gold);
  color: var(--black);
}

.tile-btn--solid:hover {
  background: var(--blue-deep);
  border-color: var(--blue-deep);
  color: var(--white-pure);
  box-shadow: var(--glow-blue);
}

/* ---------- Footer ---------- */
.footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(201, 168, 76, 0.1);
  padding: 8px 20px;
  text-align: center;
  background-color: #000000;
  margin-top: auto;
}

.footer-content {
  max-width: 900px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 4px;
  flex-wrap: wrap;
}

.footer-links a {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  transition: var(--transition-smooth);
}

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

.footer-divider {
  width: 30px;
  height: 1px;
  background: rgba(201, 168, 76, 0.3);
  margin: 4px auto;
}

.footer-disclaimer {
  font-size: 0.65rem;
  color: rgba(192, 192, 192, 0.5);
  font-weight: 300;
  line-height: 1.3;
}

/* ---------- Contact Modal ---------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  z-index: 2000;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: rgba(15, 15, 15, 0.95);
  border: 1px solid rgba(201, 168, 76, 0.2);
  border-radius: 16px;
  padding: 50px 40px;
  max-width: 520px;
  width: 90%;
  position: relative;
  transform: translateY(20px) scale(0.95);
  transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  max-height: 90vh;
  overflow-y: auto;
}

.modal-overlay.visible .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--silver);
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.modal-close:hover {
  color: var(--gold);
  background: rgba(201, 168, 76, 0.1);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

.modal-subtitle {
  font-size: 0.9rem;
  color: var(--silver);
  margin-bottom: 30px;
  font-weight: 300;
}

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

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 8px;
  font-weight: 400;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(30, 30, 30, 0.8);
  border: 1px solid rgba(192, 192, 192, 0.15);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(192, 192, 192, 0.3);
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-submit {
  display: block;
  width: 100%;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 16px 32px;
  border: 1px solid var(--gold);
  color: var(--black);
  background: var(--gold);
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
  margin-top: 10px;
}

.form-submit:hover {
  background: var(--gold-light);
  box-shadow: 0 0 30px rgba(201, 168, 76, 0.4);
}

/* ---------- Success Modal ---------- */
.success-modal {
  text-align: center;
  padding: 60px 40px;
}

.success-icon {
  width: 70px;
  height: 70px;
  border: 2px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--gold);
  font-size: 2rem;
  animation: scaleIn 0.4s ease-out;
}

.success-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 300;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.success-message {
  font-size: 0.95rem;
  color: var(--silver);
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: 30px;
}

.success-btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  padding: 14px 40px;
  border: 1px solid var(--gold);
  color: var(--gold);
  background: transparent;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.success-btn:hover {
  background: var(--gold);
  color: var(--black);
}

/* ---------- Coming Soon Page ---------- */
.coming-soon-page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  padding: 100px 20px 60px;
  overflow-y: auto;
}

.coming-soon-content {
  max-width: 560px;
  width: 100%;
  text-align: center;
  animation: fadeInUp 1s ease-out;
}

.coming-soon-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201, 168, 76, 0.3);
  padding: 8px 24px;
  border-radius: 30px;
  margin-bottom: 30px;
}

.coming-soon-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 300;
  letter-spacing: 8px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 16px;
}

.coming-soon-subtitle {
  font-size: 1rem;
  color: var(--silver);
  font-weight: 300;
  line-height: 1.8;
  margin-bottom: 50px;
}

.coming-soon-form {
  text-align: left;
  background: rgba(20, 20, 20, 0.5);
  border: 1px solid rgba(201, 168, 76, 0.1);
  border-radius: 16px;
  padding: 40px;
}

.coming-soon-form h3 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 6px;
  text-align: center;
}

.coming-soon-form p {
  font-size: 0.85rem;
  color: var(--silver);
  font-weight: 300;
  margin-bottom: 24px;
  text-align: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 30px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
}

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

/* ---------- Legal Pages ---------- */
.legal-page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding: 100px 20px 60px;
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease-out;
}

.legal-content h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 300;
  letter-spacing: 6px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.legal-content .legal-date {
  font-size: 0.85rem;
  color: var(--silver);
  margin-bottom: 40px;
  font-weight: 300;
}

.legal-content h2 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-top: 36px;
  margin-bottom: 14px;
}

.legal-content p {
  font-size: 0.95rem;
  color: var(--silver);
  line-height: 1.8;
  margin-bottom: 14px;
  font-weight: 300;
}

.legal-content ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 14px;
}

.legal-content ul li {
  font-size: 0.95rem;
  color: var(--silver);
  line-height: 1.8;
  font-weight: 300;
  padding-left: 20px;
  position: relative;
}

.legal-content ul li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
}

.legal-content a {
  color: var(--gold);
}

.legal-content a:hover {
  color: var(--gold-light);
}

.legal-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 40px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--silver);
}

.legal-back:hover {
  color: var(--gold);
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes scaleIn {
  from {
    transform: scale(0);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

@keyframes twinkle {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  body.single-page {
    height: auto;
    overflow-y: auto;
  }

  .tiles-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .tile {
    padding: 24px 20px;
  }

  .hero {
    height: auto;
    min-height: 45vh;
    padding: 60px 20px 40px;
  }

  .hero-title {
    letter-spacing: 6px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .footer-links {
    gap: 16px;
  }

  .side-nav {
    width: 260px;
  }

  .earth-curve {
    width: 300%;
    bottom: -380px;
  }

  .coming-soon-form {
    padding: 28px 20px;
  }

  .modal {
    padding: 40px 24px;
  }

  .burger-menu {
    top: 16px;
    right: 16px;
    left: auto;
  }

  .header-logo {
    top: 16px;
    left: 16px;
  }

  .header-logo-img {
    width: 75px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    letter-spacing: 4px;
    font-size: 1.6rem;
  }

  .hero-subtitle {
    letter-spacing: 1px;
    font-size: 0.75rem;
  }

  .tiles-section {
    padding: 20px 16px 16px;
  }

  .footer-links {
    flex-direction: column;
    gap: 8px;
  }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--black);
}

::-webkit-scrollbar-thumb {
  background: rgba(201, 168, 76, 0.3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gold);
}