/* ===== Blue Link Transport — Design Tokens ===== */
:root {
  --navy-950: #030916;
  --navy-900: #051029;
  --navy-800: #071a3d;
  --blue-900: #0a2472;
  --blue-800: #0d3ba3;
  --blue-700: #0f52c4;
  --blue-600: #1565e0;
  --blue-500: #2f7ef0;
  --blue-400: #5aa2f7;
  --blue-300: #8fc0fb;
  --ice-100: #eaf3ff;
  --ice-50: #f5f9ff;
  --white: #ffffff;
  --ink: #0a1730;
  --muted: #5b6b8c;

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 20px 60px -20px rgba(10, 36, 114, 0.35);
  --shadow-card: 0 10px 30px -12px rgba(10, 36, 114, 0.25);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Manrope', 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }
section { position: relative; }

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-500), var(--blue-300));
  border-radius: 2px;
}

h1, h2, h3, h4 { font-family: 'Manrope', sans-serif; margin: 0; font-weight: 800; letter-spacing: -0.02em; }

.section-head { max-width: 640px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head p { color: var(--muted); font-size: 17px; line-height: 1.7; margin-top: 14px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(47, 126, 240, 0.55);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -8px rgba(47, 126, 240, 0.7); }
.btn-ghost {
  background: rgba(255,255,255,0.08);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.35);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255,255,255,0.18); transform: translateY(-3px); }
.btn-dark {
  background: var(--navy-900);
  color: #fff;
}
.btn-dark:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -10px rgba(5, 16, 41, 0.5); }

/* ===== Nav ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 500;
  padding: 22px 0;
  transition: all 0.4s var(--ease);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 44px; width: 44px; transition: transform 0.6s var(--ease); }
.brand:hover img { transform: rotate(20deg) scale(1.05); }
.brand-text { line-height: 1.15; }
.brand-text .b1 { display: block; font-weight: 800; font-size: 15px; color: #fff; letter-spacing: 0.01em; }
.brand-text .b2 { display: block; font-size: 10.5px; letter-spacing: 0.12em; color: var(--blue-300); text-transform: uppercase; font-weight: 700; }

.nav-links { display: flex; align-items: center; gap: 36px; }
.nav-links a {
  color: rgba(255,255,255,0.85);
  font-weight: 600;
  font-size: 14.5px;
  position: relative;
  padding: 6px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  height: 2px; width: 0;
  background: var(--blue-400);
  transition: width 0.35s var(--ease);
}
.nav-links a:hover::after { width: 100%; }
.nav-cta { display: flex; align-items: center; gap: 18px; }

.nav.scrolled {
  padding: 12px 0;
  background: rgba(5, 16, 41, 0.82);
  backdrop-filter: blur(16px) saturate(140%);
  box-shadow: 0 10px 40px -20px rgba(0,0,0,0.6);
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: #fff; border-radius: 2px; transition: all 0.3s var(--ease); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--navy-950);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  z-index: -3;
  transform: scale(1.08);
  animation: heroZoom 24s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  from { transform: scale(1.08) translateY(0); }
  to { transform: scale(1.16) translateY(-1.5%); }
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 55% at 20% 30%, rgba(5,16,41,0.15), rgba(3,9,22,0.75) 65%),
    linear-gradient(100deg, rgba(3,9,22,0.96) 8%, rgba(5,16,41,0.72) 38%, rgba(10,36,114,0.35) 62%, rgba(3,9,22,0.55) 100%);
  z-index: -2;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(0deg, var(--navy-950) 0%, transparent 18%);
  z-index: -1;
}

.hero-particles { position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.hero-particles span {
  position: absolute;
  bottom: -10px;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: var(--blue-300);
  opacity: 0.55;
  filter: blur(0.4px);
  animation: floatUp linear infinite;
}
@keyframes floatUp {
  to { transform: translateY(-110vh) translateX(20px); opacity: 0; }
}

.hero-content { position: relative; z-index: 2; padding-top: 90px; padding-bottom: 140px; max-width: 720px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.18);
  color: var(--blue-300);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
  backdrop-filter: blur(6px);
}
.hero-badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #43e08e;
  box-shadow: 0 0 0 4px rgba(67,224,142,0.18);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(67,224,142,0.18); }
  50% { box-shadow: 0 0 0 8px rgba(67,224,142,0.05); }
}

.hero h1 {
  font-size: clamp(38px, 5.6vw, 68px);
  line-height: 1.08;
  color: #fff;
  letter-spacing: -0.03em;
}
.hero h1 .grad {
  background: linear-gradient(100deg, var(--blue-300), var(--blue-500) 55%, #7fe0ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p.lead {
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.75;
  color: rgba(255,255,255,0.72);
  max-width: 560px;
}
.hero-actions { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 0;
  margin-top: 72px;
  border-top: 1px solid rgba(255,255,255,0.14);
  padding-top: 32px;
  max-width: 640px;
}
.hero-stats .stat { flex: 1; padding-right: 20px; }
.hero-stats .stat .num {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.hero-stats .stat .num span.suffix { font-size: 20px; color: var(--blue-300); }
.hero-stats .stat .label { font-size: 13px; color: rgba(255,255,255,0.55); margin-top: 6px; font-weight: 600; }

.scroll-cue {
  position: absolute;
  bottom: 34px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700;
}
.scroll-cue .line { width: 1px; height: 36px; background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent); position: relative; overflow: hidden; }
.scroll-cue .line::after {
  content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 100%;
  background: linear-gradient(to bottom, transparent, var(--blue-300), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine { to { top: 100%; } }

/* ===== Marquee strip ===== */
.strip {
  background: var(--ice-100);
  padding: 22px 0;
  overflow: hidden;
  border-bottom: 1px solid #dfeaff;
}
.strip-track {
  display: flex;
  gap: 64px;
  width: max-content;
  animation: marquee 26s linear infinite;
}
.strip-track span {
  font-weight: 700;
  color: var(--blue-800);
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: flex; align-items: center; gap: 12px;
  opacity: 0.85;
}
.strip-track span::before { content: '\2726'; color: var(--blue-400); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ===== Reveal ===== */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-scale { opacity: 0; transform: scale(0.92); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal-scale.in { opacity: 1; transform: scale(1); }
.stagger.in > * { transition-delay: calc(var(--i) * 0.09s); }

/* ===== Services ===== */
.services { padding: 140px 0 120px; background: #fff; }
.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.svc-card {
  position: relative;
  padding: 36px 30px;
  border-radius: var(--radius-md);
  background: var(--ice-50);
  border: 1px solid #e6efff;
  transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease), background 0.5s var(--ease);
  overflow: hidden;
}
.svc-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-900));
  opacity: 0;
  transition: opacity 0.5s var(--ease);
  z-index: 0;
}
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card); }
.svc-card:hover::before { opacity: 1; }
.svc-card > * { position: relative; z-index: 1; }
.svc-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px;
  transition: transform 0.5s var(--ease);
}
.svc-card:hover .svc-icon { transform: rotate(-8deg) scale(1.08); }
.svc-icon svg { width: 26px; height: 26px; stroke: #fff; }
.svc-card h3 { font-size: 20px; margin-bottom: 10px; transition: color 0.4s; }
.svc-card:hover h3 { color: #fff; }
.svc-card p { color: var(--muted); font-size: 15px; line-height: 1.7; transition: color 0.4s; }
.svc-card:hover p { color: rgba(255,255,255,0.8); }
.svc-card .num {
  position: absolute; top: 24px; right: 28px;
  font-size: 13px; font-weight: 800; color: #cfdcf5;
  transition: color 0.4s;
}
.svc-card:hover .num { color: rgba(255,255,255,0.35); }

/* ===== Fleet ===== */
.fleet { padding: 120px 0; background: var(--navy-950); color: #fff; overflow: hidden; }
.fleet-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: center; }
.fleet-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-soft); }
.fleet-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.fleet-media:hover img { transform: scale(1.06); }
.fleet-media::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(3,9,22,0.85));
  pointer-events: none;
}
.fleet-badge {
  position: absolute; bottom: 24px; left: 24px; z-index: 2;
  background: rgba(5,16,41,0.65);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  display: flex; gap: 14px; align-items: center;
}
.fleet-badge .n { font-size: 22px; font-weight: 800; color: var(--blue-300); }
.fleet-badge .t { font-size: 12px; color: rgba(255,255,255,0.7); max-width: 140px; line-height: 1.4; }

.section-head.on-dark h2 { color: #fff; }
.section-head.on-dark p { color: rgba(255,255,255,0.6); }
.section-head.on-dark .eyebrow { color: var(--blue-300); }

.fleet-list { display: flex; flex-direction: column; gap: 4px; }
.fleet-item {
  display: flex; gap: 20px; align-items: flex-start;
  padding: 22px 4px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: padding-left 0.4s var(--ease);
}
.fleet-item:hover { padding-left: 12px; }
.fleet-item .ic {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(47,126,240,0.25), rgba(10,36,114,0.4));
  border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
}
.fleet-item .ic svg { width: 20px; height: 20px; stroke: var(--blue-300); }
.fleet-item h4 { font-size: 17px; color: #fff; margin-bottom: 6px; }
.fleet-item p { font-size: 14.5px; color: rgba(255,255,255,0.55); line-height: 1.6; margin: 0; }

/* ===== Why us ===== */
.why { padding: 120px 0; background: var(--ice-50); }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.why-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 34px 26px;
  text-align: center;
  border: 1px solid #eaf1ff;
  box-shadow: 0 8px 24px -16px rgba(10,36,114,0.2);
  transition: transform 0.5s var(--ease);
}
.why-card:hover { transform: translateY(-6px); }
.why-ring {
  width: 68px; height: 68px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: conic-gradient(from 180deg, var(--blue-300), var(--blue-600), var(--blue-300));
  padding: 3px;
}
.why-ring div {
  width: 100%; height: 100%; border-radius: 50%;
  background: #fff;
  display: flex; align-items: center; justify-content: center;
}
.why-ring svg { width: 26px; height: 26px; stroke: var(--blue-700); }
.why-card h4 { font-size: 16.5px; margin-bottom: 10px; }
.why-card p { font-size: 14px; color: var(--muted); line-height: 1.65; }

/* ===== Process ===== */
.process { padding: 120px 0; background: #fff; }
.process-track { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; margin-top: 20px; }
.process-track::before {
  content: '';
  position: absolute; top: 27px; left: 8%; right: 8%; height: 2px;
  background: repeating-linear-gradient(90deg, #d7e6ff 0 10px, transparent 10px 18px);
}
.process-step { position: relative; text-align: left; }
.process-step .idx {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--navy-950);
  color: #fff; font-weight: 800; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 22px; position: relative; z-index: 1;
  box-shadow: 0 0 0 6px #fff;
  transition: background 0.4s, transform 0.4s;
}
.process-step:hover .idx { background: linear-gradient(135deg, var(--blue-500), var(--blue-700)); transform: scale(1.08); }
.process-step h4 { font-size: 17px; margin-bottom: 8px; }
.process-step p { font-size: 14.5px; color: var(--muted); line-height: 1.65; }

/* ===== CTA banner ===== */
.cta-banner {
  position: relative;
  margin: 0 24px;
  max-width: 1240px;
  margin-left: auto; margin-right: auto;
  border-radius: 32px;
  padding: 72px 60px;
  background: linear-gradient(120deg, var(--blue-900), var(--navy-950) 70%);
  overflow: hidden;
  color: #fff;
  display: flex; align-items: center; justify-content: space-between; gap: 40px;
  flex-wrap: wrap;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 85% 20%, rgba(90,162,247,0.35), transparent 55%);
}
.cta-banner .glow {
  position: absolute; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(47,126,240,0.4), transparent 70%);
  filter: blur(10px);
  top: -120px; right: -80px;
  animation: drift 10s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate(-30px, 40px); } }
.cta-banner h2 { font-size: clamp(28px, 3.4vw, 40px); max-width: 520px; position: relative; z-index: 1; }
.cta-banner p { color: rgba(255,255,255,0.65); margin-top: 12px; max-width: 460px; position: relative; z-index: 1; }
.cta-actions { position: relative; z-index: 1; display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== Contact ===== */
.contact { padding: 140px 0 120px; background: var(--ice-50); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.info-card {
  background: #fff; border-radius: var(--radius-lg);
  padding: 40px; border: 1px solid #eaf1ff; box-shadow: var(--shadow-card);
}
.info-row { display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px solid #eef3fb; }
.info-row:last-child { border-bottom: none; }
.info-row .ic {
  width: 46px; height: 46px; border-radius: 12px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  display: flex; align-items: center; justify-content: center;
}
.info-row .ic svg { width: 21px; height: 21px; stroke: #fff; }
.info-row h4 { font-size: 15px; margin-bottom: 4px; }
.info-row p, .info-row a { font-size: 14.5px; color: var(--muted); line-height: 1.6; }
.info-row a:hover { color: var(--blue-600); }

.form-card {
  background: var(--navy-950); border-radius: var(--radius-lg); padding: 40px; color: #fff;
  position: relative; overflow: hidden;
}
.form-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 100% 0%, rgba(47,126,240,0.25), transparent 60%);
}
.form-card * { position: relative; z-index: 1; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 4px; }
.hp-field { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; }
.field { margin-bottom: 16px; }
.form-card input, .form-card select, .form-card textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  color: #fff;
  font-family: inherit;
  font-size: 14.5px;
  outline: none;
  transition: border 0.3s, background 0.3s;
}
.form-card input::placeholder, .form-card textarea::placeholder { color: rgba(255,255,255,0.4); }
.form-card input:focus, .form-card select:focus, .form-card textarea:focus { border-color: var(--blue-400); background: rgba(255,255,255,0.1); }
.form-card textarea { resize: vertical; min-height: 110px; }
.field-error {
  display: block;
  min-height: 15px;
  font-size: 12px;
  line-height: 1.4;
  color: #ff8b8b;
  margin-top: 6px;
  opacity: 0;
  transform: translateY(-2px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}
.field.invalid .field-error { opacity: 1; transform: translateY(0); }
.field.invalid input, .field.invalid textarea {
  border-color: #ff5c5c;
  background: rgba(255, 92, 92, 0.08);
}
.form-card .btn-primary { width: 100%; position: relative; }
.form-card .btn-primary:disabled { opacity: 0.7; cursor: not-allowed; transform: none !important; }
.form-status {
  display: none;
  margin-top: 16px;
  padding: 13px 16px;
  border-radius: 12px;
  font-size: 13.5px;
  line-height: 1.5;
}
.form-status.show { display: block; }
.form-status.success { background: rgba(67, 224, 142, 0.12); border: 1px solid rgba(67, 224, 142, 0.4); color: #8ff2be; }
.form-status.error { background: rgba(255, 92, 92, 0.12); border: 1px solid rgba(255, 92, 92, 0.4); color: #ffb3b3; }
.form-note { font-size: 12.5px; color: rgba(255,255,255,0.4); margin-top: 14px; text-align: center; }

/* ===== Footer ===== */
.footer { background: var(--navy-950); color: rgba(255,255,255,0.6); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 50px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
.footer-brand img { height: 40px; }
.footer-brand span { color: #fff; font-weight: 800; font-size: 15px; }
.footer p.desc { font-size: 14px; line-height: 1.7; max-width: 320px; }
.footer h5 { color: #fff; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 18px; }
.footer ul li { margin-bottom: 12px; font-size: 14px; }
.footer ul li a:hover { color: var(--blue-300); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 26px; font-size: 13px; flex-wrap: wrap; gap: 12px; }
.social { display: flex; gap: 10px; }
.social a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s, transform 0.3s;
}
.social a:hover { background: var(--blue-600); transform: translateY(-3px); }
.social svg { width: 16px; height: 16px; stroke: #fff; }

/* ===== Back to top ===== */
.to-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 400;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--navy-950); border: 1px solid rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: all 0.4s var(--ease);
  cursor: pointer;
}
.to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.to-top svg { width: 20px; height: 20px; stroke: #fff; }
.to-top:hover { background: var(--blue-600); }

/* ===== Responsive ===== */
@media (max-width: 980px) {
  .svc-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .fleet-grid { grid-template-columns: 1fr; }
  .process-track { grid-template-columns: repeat(2, 1fr); row-gap: 50px; }
  .process-track::before { display: none; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; row-gap: 36px; }
}
@media (max-width: 760px) {
  .nav-links { position: fixed; top: 0; right: -100%; height: 100vh; width: 78%; max-width: 320px;
    background: var(--navy-950); flex-direction: column; justify-content: center; gap: 28px;
    transition: right 0.5s var(--ease); padding: 40px; }
  .nav-links.open { right: 0; box-shadow: -20px 0 60px rgba(0,0,0,0.4); }
  .nav-links a { font-size: 18px; }
  .nav-toggle { display: flex; }
  .nav-cta .btn-primary { display: none; }
  .svc-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-banner { flex-direction: column; text-align: center; padding: 50px 28px; }
  .cta-actions { justify-content: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .hero-stats .stat { flex: 1 1 40%; }
  .hero-content { padding-bottom: 60px; }
  .scroll-cue { display: none; }
}