:root {
  /* Backgrounds */
  --bg: #0B1A2A;           /* Main deep navy instead of pure black */
  --bg-alt: #13293D;       /* Section alternate background */
  --card-bg: #1E3A4C;      /* Cards lighter for contrast */

  /* Accents */
  --accent: #D6DCE4;       /* Light silver text accents */
  --text-main: #FFFFFF;    /* Strong white text */
  --text-muted: #B8C3CC;   /* Softer grey text */

  /* Buttons */
  --brand-primary: #D6D6D6;
  --btn-bg: #FFFFFF;
  --btn-text: #0B1A2A;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
  color: var(--text-main);
}

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

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5,6,8,0.92), rgba(5,6,8,0.7) 40%, transparent);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.5rem;
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.logo-image {
  height: 46px;
  width: auto;
  filter: drop-shadow(0 0 18px rgba(255,255,255,0.18));
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-name {
  letter-spacing: 0.14em;
  font-size: 0.86rem;
  font-weight: 650;
}

.logo-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  font-size: 0.9rem;
}

.main-nav a {
  color: var(--text-muted);
  padding: 0.3rem 0.1rem;
  border-bottom: 1px solid transparent;
}

.main-nav a:hover {
  color: var(--text-main);
  border-color: rgba(255,255,255,0.22);
}

/* Buttons */

.btn {
  border-radius: var(--radius-pill);
  padding: 0.5rem 1.35rem;
  border: 1px solid transparent;
  font-weight: 500;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.18s ease;
  background: none;
  color: var(--text-main);
}

.btn-primary {
  background: var(--btn-bg);
  color: var(--btn-text);
  border: none;
  font-weight: 600;
}

.btn-primary:hover {
  background: #E2E8F0;
}

.btn-outline {
  background: transparent;
  color: var(--btn-bg);
  border: 2px solid var(--btn-bg);
  font-weight: 600;
}

.btn-outline:hover {
  background: var(--btn-bg);
  color: var(--btn-text);
}


.btn-outline:hover {
  background: rgba(255,255,255,0.08);
}

.btn-ghost {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.1);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
}

.btn-full {
  width: 100%;
  margin-top: 0.6rem;
}

/* Hero */

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 3rem;
  align-items: center;
}

.hero-kicker {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--text-muted);
  margin-bottom: 0.7rem;
}

.hero h1 {
  font-size: 2.4rem;
  line-height: 1.15;
  margin: 0 0 0.8rem;
}

.hero-sub {
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  max-width: 34rem;
}

.hero-highlights {
  list-style: none;
  padding: 0;
  margin: 0 0 1.4rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-highlights li {
  margin-bottom: 0.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.hero-media {
  position: relative;
  border-radius: calc(var(--radius-lg) * 1.3);
  background: radial-gradient(circle at top left, #3a425c 0, #181b26 35%, #0b0d14 100%);
  padding: 0.9rem;
  box-shadow: var(--shadow-soft);
}

.hero-image {
  border-radius: calc(var(--radius-lg) * 1.2);
}

.hero-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(5,6,8,0.85);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.9rem;
  font-size: 0.75rem;
  border: 1px solid rgba(255,255,255,0.12);
}

/* Sections */

.section {
  padding: 3.8rem 0;
}

.section-alt {
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
}

.section-title {
  font-size: 1.6rem;
  margin: 0 0 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-title .dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #ffffff, #d0d0d0);
  box-shadow: 0 0 15px rgba(255,255,255,0.4);
}

.section-subtitle {
  margin: 0 0 1.8rem;
  color: var(--text-muted);
  max-width: 34rem;
}

/* Grid */

.grid {
  display: grid;
  gap: 1.5rem;
}

.services-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

/* Cards */

.card {
  background: var(--card-bg);
  border-radius: 10px;
  padding: 1.8rem;
  box-shadow: 0 0 18px rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.08);
}

.service h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.service p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Fleet */

.fleet-grid {
  grid-template-columns: minmax(0, 1.2fr);
}

.fleet-item img {
  border-radius: var(--radius-lg);
  margin-bottom: 0.7rem;
}

/* About */

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr);
}

/* Contact */

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: start;
}

.contact-details p {
  margin: 0 0 0.3rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact-form {
  background: rgba(7,9,16,0.96);
  border-radius: calc(var(--radius-lg) * 1.1);
  border: 1px solid var(--border-subtle);
  padding: 1.5rem 1.4rem 1.6rem;
  box-shadow: var(--shadow-soft);
}

.field-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.8rem;
}

.field-group label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.field-group input,
.field-group textarea {
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(7,9,16,0.96);
  padding: 0.55rem 0.7rem;
  color: var(--text-main);
  font-size: 0.9rem;
  font-family: var(--font-sans);
}

.field-group input:focus,
.field-group textarea:focus {
  outline: none;
  border-color: rgba(255,255,255,0.6);
}

/* Lists */

.check-list {
  list-style: none;
  padding: 0;
  margin: 1.1rem 0 0;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.check-list li {
  margin-bottom: 0.35rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  margin-top: 2.2rem;
}

.footer-inner {
  padding: 1.8rem 1.5rem 1.2rem;
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.1fr) auto;
  gap: 1.5rem;
  align-items: center;
}

.footer-brand {
  display: flex;
  gap: 0.85rem;
  align-items: center;
}

.footer-logo {
  height: 34px;
  width: auto;
}

.footer-brand p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-contact p {
  margin: 0 0 0.2rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  align-items: flex-end;
}

.social-link {
  font-size: 0.8rem;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
}

.social-link:hover {
  background: rgba(255,255,255,0.08);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 0.7rem 0 1.4rem;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Responsive */

@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero {
    padding-top: 3.2rem;
  }
  .hero-media {
    max-width: 440px;
    margin: 0 auto;
  }
  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
  }
  .footer-social {
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.7rem;
  }
  .main-nav {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 0.8rem;
  }
  .hero h1 {
    font-size: 1.9rem;
  }
}