/* ============================================================
   TransNexus — Global Stylesheet  (Professional Light Redesign)
   Theme: Crisp White + Deep Navy + Premium Gold
   Fonts: Fraunces (headlines) + Plus Jakarta Sans (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,wght@0,300;0,600;0,700;0,800;1,300;1,700&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* ── Variables ───────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg:        #FFFFFF;
  --bg2:       #F4F7FC;
  --bg3:       #EAEFFa;
  --card:      #FFFFFF;
  --card2:     #F0F5FF;

  /* Borders */
  --border:    rgba(10, 30, 80, 0.08);
  --border2:   rgba(10, 30, 80, 0.16);

  /* Brand Blues */
  --blue:      #1246C8;
  --blue-lit:  #2563EB;
  --blue-dim:  rgba(18, 70, 200, 0.07);
  --blue-glow: rgba(18, 70, 200, 0.18);

  /* Accent Gold */
  --gold:      #B8820A;
  --gold-dim:  rgba(184, 130, 10, 0.1);

  /* Status colours */
  --amber:     #D97706;
  --green:     #059669;
  --red:       #DC2626;
  --purple:    #7C3AED;

  /* Text */
  --text:      #0A1628;
  --text2:     #334E7A;
  --text3:     #7A95B8;

  /* Shared */
  --radius:    12px;
  --radius-lg: 20px;
  --shadow:    0 2px 16px rgba(10, 30, 80, 0.08);
  --shadow-lg: 0 8px 40px rgba(10, 30, 80, 0.14);
  --shadow-xl: 0 20px 60px rgba(10, 30, 80, 0.18);
  --t:         0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}
h1, h2, h3, h4, h5 { font-family: 'Fraunces', serif; line-height: 1.15; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }
img { max-width: 100%; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg2); }
::-webkit-scrollbar-thumb { background: rgba(10,30,80,0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue); }

/* ── Utility ─────────────────────────────────────────────────── */
.hidden        { display: none !important; }
.accent-blue   { color: var(--blue); }
.accent-amber  { color: var(--amber); }
.container     { max-width: 1180px; margin: 0 auto; padding: 0 32px; }
.section-pad   { padding: 100px 0; }
.grid-2        { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-3        { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4        { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ── Buttons ─────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--blue); color: #fff;
  border: none; border-radius: var(--radius);
  padding: 13px 28px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.92rem; font-weight: 700;
  transition: all var(--t); white-space: nowrap;
  letter-spacing: 0.02em;
}
.btn-primary:hover {
  background: var(--blue-lit);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(18,70,200,0.35);
}
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--text);
  border: 1.5px solid var(--border2); border-radius: var(--radius);
  padding: 12px 26px;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.92rem; font-weight: 600;
  transition: all var(--t);
}
.btn-outline:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-dim); }

/* ── Badge ───────────────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 14px; border-radius: 100px;
  font-size: 0.76rem; font-weight: 700; white-space: nowrap;
  font-family: 'Plus Jakarta Sans', sans-serif; letter-spacing: 0.02em;
}
.badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.b-blue   { background: rgba(18,70,200,0.1);   color: #1246C8; }
.b-green  { background: rgba(5,150,105,0.1);   color: #059669; }
.b-amber  { background: rgba(217,119,6,0.1);   color: #D97706; }
.b-red    { background: rgba(220,38,38,0.1);   color: #DC2626; }
.b-purple { background: rgba(124,58,237,0.1);  color: #7C3AED; }
.b-gray   { background: rgba(100,120,150,0.1); color: #5A7090; }
.b-orange { background: rgba(249,115,22,0.1);  color: #EA580C; }

/* ── Navbar ──────────────────────────────────────────────────── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 20px rgba(10,30,80,0.06);
}
.nav-inner {
  max-width: 1180px; margin: 0 auto; padding: 0 32px;
  height: 70px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Fraunces', serif; font-size: 1.3rem; font-weight: 700;
  letter-spacing: -0.02em; color: var(--text);
}
.logo-mark {
  width: 36px; height: 36px; background: var(--blue);
  border-radius: 9px; display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem; font-weight: 900; color: #fff;
  font-family: 'Fraunces', serif;
}
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  padding: 7px 15px; border-radius: 8px;
  font-size: 0.88rem; font-weight: 600; color: var(--text2);
  transition: all var(--t);
}
.nav-link:hover, .nav-link.active { background: var(--blue-dim); color: var(--blue); }
.nav-cta {
  background: var(--blue) !important; color: #fff !important;
  padding: 8px 20px !important; border-radius: 10px !important;
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--blue-lit) !important; box-shadow: 0 4px 16px rgba(18,70,200,0.3) !important; }
.hamburger { display: none; background: none; border: none; color: var(--text2); padding: 6px; border-radius: 8px; }

/* ── Hero (homepage) ─────────────────────────────────────────── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 100px 0 80px; position: relative; overflow: hidden;
  background:
    linear-gradient(to right, rgba(255,255,255,0.97) 48%, rgba(240,247,255,0.82) 100%),
    url('https://images.unsplash.com/photo-1578575437130-527eed3abbec?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
}
.hero-grid {
  /* subtle grid overlay retained for texture */
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(18,70,200,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18,70,200,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 40%, transparent 100%);
}
.hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--blue), #4B8EFF, var(--gold), var(--blue));
}
.hero-inner {
  position: relative; z-index: 2; max-width: 1180px; margin: 0 auto; padding: 0 32px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gold-dim); border: 1px solid rgba(184,130,10,0.25);
  color: var(--gold); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 16px; border-radius: 100px; margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2.4rem, 4.5vw, 3.8rem);
  font-weight: 800; letter-spacing: -0.03em; margin-bottom: 20px;
  color: var(--text); line-height: 1.1;
}
.hero-title span { color: var(--blue); font-style: italic; }
.hero-sub { font-size: 1.05rem; color: var(--text2); max-width: 480px; margin-bottom: 40px; line-height: 1.75; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 52px; }
.hero-stats { display: flex; gap: 36px; flex-wrap: wrap; }
.stat { border-left: 3px solid var(--gold); padding-left: 16px; }
.stat-num { font-family: 'Fraunces', serif; font-size: 1.8rem; font-weight: 700; color: var(--text); }
.stat-lbl { font-size: 0.78rem; color: var(--text3); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; }

/* Hero Track Card */
.hero-track-card {
  background: #fff; border: 1px solid var(--border2);
  border-radius: var(--radius-lg); padding: 36px;
  box-shadow: var(--shadow-xl);
  position: relative;
}
.hero-track-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0;
  height: 4px; background: linear-gradient(90deg, var(--blue), #4B8EFF, var(--gold));
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.hero-track-card h3 { font-size: 1.15rem; margin-bottom: 6px; color: var(--text); }
.hero-track-card p  { font-size: 0.875rem; color: var(--text2); margin-bottom: 24px; }

.track-input-row {
  display: flex; gap: 10px;
  background: var(--bg2); border: 1.5px solid var(--border2);
  border-radius: var(--radius); padding: 6px 6px 6px 16px;
  margin-bottom: 16px; transition: border-color var(--t), box-shadow var(--t);
}
.track-input-row:focus-within {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}
.track-input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--text); font-size: 0.95rem; font-family: monospace; letter-spacing: 0.04em;
}
.track-input::placeholder { color: var(--text3); font-family: 'Plus Jakarta Sans', sans-serif; letter-spacing: 0; }

.transport-icons { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.t-icon {
  background: var(--bg2); border: 1px solid var(--border2);
  border-radius: 10px; padding: 9px 14px;
  font-size: 0.78rem; font-weight: 600; color: var(--text2);
  display: flex; align-items: center; gap: 6px;
  transition: all var(--t);
}
.t-icon:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-dim); }

/* ── Section headings ────────────────────────────────────────── */
.section-tag {
  display: inline-block;
  background: var(--blue-dim); color: var(--blue);
  border: 1px solid rgba(18,70,200,0.18);
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 100px; margin-bottom: 16px;
  font-family: 'Plus Jakarta Sans', sans-serif;
}
.section-title {
  font-family: 'Fraunces', serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700; letter-spacing: -0.02em; margin-bottom: 16px; color: var(--text);
}
.section-sub { font-size: 1rem; color: var(--text2); max-width: 560px; line-height: 1.7; }

/* ── Service cards ───────────────────────────────────────────── */
.service-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
  box-shadow: var(--shadow);
}
.service-card:hover {
  border-color: rgba(18,70,200,0.25);
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}
.svc-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--blue-dim); border: 1px solid rgba(18,70,200,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 20px;
}
.service-card h3 { font-size: 1rem; margin-bottom: 10px; color: var(--text); }
.service-card p  { font-size: 0.875rem; color: var(--text2); line-height: 1.7; }

/* ── Feature cards ───────────────────────────────────────────── */
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
  transition: border-color var(--t), box-shadow var(--t);
  box-shadow: var(--shadow);
}
.feature-card:hover { border-color: rgba(18,70,200,0.2); box-shadow: var(--shadow-lg); }
.feat-num {
  font-family: 'Fraunces', serif;
  font-size: 3.5rem; font-weight: 800;
  color: var(--border2); line-height: 1; margin-bottom: 12px;
}
.feature-card h3 { font-size: 1rem; margin-bottom: 8px; color: var(--text); }
.feature-card p  { font-size: 0.875rem; color: var(--text2); line-height: 1.7; }

/* ── CTA banner ──────────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, #0A1E5E 0%, #1246C8 60%, #0A1E5E 100%);
  border-radius: var(--radius-lg); padding: 64px;
  text-align: center; position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background:
    url('https://images.unsplash.com/photo-1494412574643-ff11b0a5c1c3?auto=format&fit=crop&w=1200&q=60') center/cover no-repeat;
  opacity: 0.12;
}
.cta-banner::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(18,70,200,0.3), transparent 70%);
}
.cta-banner > * { position: relative; z-index: 1; }

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
  background: var(--text);  /* deep navy */
  border-top: 4px solid var(--gold);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 48px;
}
.footer-brand p { font-size: 0.875rem; color: rgba(255,255,255,0.5); margin-top: 16px; max-width: 280px; line-height: 1.7; }
.footer h4 { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.4); margin-bottom: 18px; }
.footer .nav-logo { color: #fff; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 0.875rem; color: rgba(255,255,255,0.55); transition: color var(--t); }
.footer-links a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px; display: flex; align-items: center;
  justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.35); }

/* Footer logo overrides */
.footer .logo-mark { background: rgba(255,255,255,0.12); }
.footer .accent-blue { color: #7AADFF; }

/* ── Contact info ────────────────────────────────────────────── */
.contact-info { display: flex; flex-direction: column; gap: 12px; margin-top: 8px; }
.contact-item { display: flex; align-items: center; gap: 10px; font-size: 0.875rem; color: var(--text2); }
.contact-item span { font-size: 1.1rem; }

/* ── Forms ───────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block; font-size: 0.78rem; font-weight: 700;
  color: var(--text2); text-transform: uppercase;
  letter-spacing: 0.07em; margin-bottom: 8px;
}
.form-control {
  width: 100%; background: var(--bg);
  border: 1.5px solid var(--border2);
  border-radius: var(--radius); padding: 12px 14px;
  color: var(--text); font-size: 0.95rem; outline: none;
  transition: border-color var(--t), box-shadow var(--t);
}
.form-control:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
}
.form-control::placeholder { color: var(--text3); }
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-error { font-size: 0.83rem; color: var(--red); margin-top: 8px; }

/* ── Card ────────────────────────────────────────────────────── */
.card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.card-header {
  padding: 20px 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.card-header h3 { font-size: 1rem; font-weight: 700; color: var(--text); }
.card-body { padding: 24px; }

/* ── Info box ────────────────────────────────────────────────── */
.info-box {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 16px;
}
.info-box .lbl {
  font-size: 0.7rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--text3); margin-bottom: 4px;
}
.info-box .val { font-size: 0.9rem; font-weight: 600; color: var(--text); }

/* ── Timeline ────────────────────────────────────────────────── */
.timeline { padding-left: 28px; position: relative; }
.timeline::before {
  content: ''; position: absolute; left: 9px; top: 14px; bottom: 14px;
  width: 2px; background: linear-gradient(to bottom, var(--blue), var(--border2));
}
.tl-item { position: relative; margin-bottom: 22px; animation: fadeUp 0.4s ease both; }
.tl-dot { position: absolute; left: -24px; top: 12px; width: 12px; height: 12px; border-radius: 50%; border: 2px solid var(--bg); }
.tl-dot-blue   { background: var(--blue);   box-shadow: 0 0 8px rgba(18,70,200,0.5); }
.tl-dot-green  { background: var(--green);  box-shadow: 0 0 8px rgba(5,150,105,0.5); }
.tl-dot-amber  { background: var(--amber); }
.tl-dot-red    { background: var(--red); }
.tl-dot-purple { background: var(--purple); }
.tl-dot-gray   { background: var(--text3); }
.tl-card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 14px 18px;
  transition: border-color var(--t), box-shadow var(--t);
}
.tl-card:hover { border-color: var(--border2); box-shadow: var(--shadow); }
.tl-card.latest {
  border-color: rgba(18,70,200,0.25);
  background: linear-gradient(135deg, rgba(18,70,200,0.04), var(--bg));
  box-shadow: 0 4px 20px rgba(18,70,200,0.08);
}
.tl-top { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: 8px; margin-bottom: 6px; }
.tl-status { font-weight: 700; font-size: 0.9rem; color: var(--text); }
.tl-time   { font-size: 0.75rem; color: var(--text3); }
.tl-loc    { font-size: 0.82rem; color: var(--text2); margin-bottom: 4px; }
.tl-msg    { font-size: 0.8rem; color: var(--text3); }

/* ── Spin / animations ───────────────────────────────────────── */
@keyframes fadeUp  { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn  { from { opacity:0; }                             to { opacity:1; } }
@keyframes pulse   { 0%,100% { opacity:1; } 50% { opacity:.5; } }
@keyframes spin    { to { transform:rotate(360deg); } }
.spin { animation: spin 0.8s linear infinite; }

/* ── Responsive ──────────────────────────────────────────────── */
@media(max-width:1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero { background-position: right center; }
  .hero-track-card { max-width: 560px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-4 { grid-template-columns: repeat(2,1fr); }
}
@media(max-width:768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .nav-links {
    display: none; flex-direction: column;
    position: fixed; top: 70px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    padding: 16px; gap: 4px;
  }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .section-pad { padding: 64px 0; }
  .cta-banner { padding: 40px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media(max-width:480px) {
  .hero-actions { flex-direction: column; }
  .btn-primary, .btn-outline { width: 100%; justify-content: center; }
  .track-input-row { flex-direction: column; padding: 12px; }
  .track-input { width: 100%; }
}