/* ============================================================
   TransPac Logistics - Shared Stylesheet
   ============================================================ */

:root {
  --navy: #0b2a4a;
  --navy-dark: #071d34;
  --blue: #1565c0;
  --blue-light: #1e88e5;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --bg: #f4f7fb;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --border: #e5e7eb;
  --success: #16a34a;
  --radius: 10px;
  --shadow: 0 4px 16px rgba(11, 42, 74, 0.08);
  --shadow-lg: 0 10px 32px rgba(11, 42, 74, 0.16);
  --max: 1200px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

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

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

ul {
  list-style: none;
}

.container {
  width: min(100% - 3rem, var(--max));
  margin-inline: auto;
}

/* ---------- Top bar ---------- */
.topbar {
  background: var(--navy-dark);
  color: #cbd5e1;
  font-size: 0.82rem;
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: 0.5rem;
  gap: 1rem;
}

.topbar a {
  color: #cbd5e1;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.topbar a:hover {
  color: #fff;
}

.topbar-right {
  display: flex;
  gap: 1.25rem;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--navy);
  box-shadow: var(--shadow);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.9rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  font-weight: 700;
  font-size: 1.25rem;
}

.brand-mark {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--navy-dark);
  font-size: 1.15rem;
}

.brand span small {
  display: block;
  font-size: 0.62rem;
  font-weight: 500;
  color: #93b4d8;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.nav-links a {
  color: #dbe7f3;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--accent);
  color: var(--navy-dark) !important;
  padding: 0.55rem 1.15rem;
  border-radius: 8px;
  font-weight: 700;
  transition: background 0.2s;
}

.nav-cta:hover {
  background: var(--accent-dark);
  color: #fff !important;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--accent);
  color: var(--navy-dark);
}

.btn-primary:hover {
  background: var(--accent-dark);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.btn-blue {
  background: var(--blue);
  color: #fff;
}

.btn-blue:hover {
  background: var(--navy);
}

.btn-block {
  width: 100%;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(120deg, var(--navy-dark) 0%, var(--navy) 55%, #123c63 100%);
  color: #fff;
  padding-block: 5rem;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -10%;
  top: -20%;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.18), transparent 65%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  margin-bottom: 1rem;
}

.hero h1 em {
  font-style: normal;
  color: var(--accent);
}

.hero p {
  color: #c3d6e9;
  font-size: 1.05rem;
  margin-bottom: 2rem;
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.stat-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
}

.stat-card .num {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--accent);
}

.stat-card .label {
  font-size: 0.82rem;
  color: #a9c2da;
}

/* ---------- Section base ---------- */
.section {
  padding-block: 4rem;
}

.section-alt {
  background: var(--card);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.75rem;
}

.section-head .eyebrow {
  color: var(--blue);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  color: var(--navy);
  margin-top: 0.35rem;
}

.section-head p {
  color: var(--muted);
  margin-top: 0.75rem;
}

/* ---------- Service cards ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  color: var(--navy);
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--muted);
  font-size: 0.93rem;
}

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.step {
  text-align: center;
  padding: 1.5rem 1rem;
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.step .num {
  width: 44px;
  height: 44px;
  margin: 0 auto 0.75rem;
  background: var(--navy);
  color: var(--accent);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-weight: 800;
}

.step h4 {
  color: var(--navy);
  margin-bottom: 0.4rem;
}

.step p {
  color: var(--muted);
  font-size: 0.88rem;
}

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--accent-dark), var(--accent));
  color: var(--navy-dark);
  padding-block: 2.75rem;
}

.cta-band .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.cta-band h2 {
  font-size: 1.5rem;
}

.cta-band p {
  opacity: 0.85;
}

.cta-band .btn {
  background: var(--navy-dark);
  color: #fff;
  flex-shrink: 0;
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(120deg, var(--navy-dark), var(--navy));
  color: #fff;
  padding-block: 3.5rem;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 0.5rem;
}

.page-hero p {
  color: #c3d6e9;
  max-width: 640px;
  margin-inline: auto;
}

.breadcrumb {
  color: #93b4d8;
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
}

.breadcrumb a:hover {
  color: var(--accent);
}

/* ---------- Forms ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.25rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field-full {
  grid-column: 1 / -1;
}

.field label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--navy);
}

.field input,
.field select,
.field textarea {
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(21, 101, 192, 0.12);
}

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

.form-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
}

/* ---------- Results / alerts ---------- */
.result-box {
  margin-top: 1.5rem;
  background: #eff8ff;
  border: 1px solid #b8d4f0;
  border-radius: var(--radius);
  padding: 1.5rem;
  display: none;
}

.result-box.show {
  display: block;
}

.result-box h3 {
  color: var(--navy);
  margin-bottom: 0.75rem;
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.result-table td {
  padding: 0.5rem 0.25rem;
  border-bottom: 1px dashed var(--border);
}

.result-table td:last-child {
  text-align: right;
  font-weight: 700;
  color: var(--navy);
}

.result-total {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 2px solid var(--blue);
  display: flex;
  justify-content: space-between;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy);
}

.alert {
  padding: 0.9rem 1.1rem;
  border-radius: 8px;
  margin-top: 1rem;
  font-weight: 500;
  font-size: 0.93rem;
}

.alert-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
}

.alert-success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #15803d;
}

.hidden {
  display: none !important;
}

/* ---------- Timeline (tracking) ---------- */
.track-form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.track-form input {
  flex: 1;
  min-width: 260px;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
}

.track-result {
  margin-top: 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
}

.shipment-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.shipment-meta .meta-item {
  background: var(--bg);
  border-radius: 8px;
  padding: 0.9rem;
}

.shipment-meta .meta-item small {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.shipment-meta .meta-item strong {
  display: block;
  color: var(--navy);
  font-size: 1rem;
  margin-top: 0.2rem;
}

.timeline {
  position: relative;
  margin-top: 0.5rem;
  padding-left: 1.75rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: 1.6rem;
  color: var(--muted);
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -1.75rem;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #d1d5db;
  border: 3px solid #fff;
  box-shadow: 0 0 0 2px #d1d5db;
}

.timeline-item .time {
  font-size: 0.8rem;
  color: var(--muted);
}

.timeline-item .desc {
  font-weight: 600;
  color: var(--text);
  margin-top: 0.15rem;
}

.timeline-item.current {
  color: var(--navy);
}

.timeline-item.current::before {
  background: var(--accent);
  box-shadow: 0 0 0 2px var(--accent);
}

.timeline-item.current .desc {
  color: var(--accent-dark);
}

.status-badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  background: var(--success);
  color: #fff;
}

.status-badge.warning {
  background: var(--accent);
  color: var(--navy-dark);
}

.status-badge.info {
  background: var(--blue);
  color: #fff;
}

.status-badge.error {
  background: #dc2626;
  color: #fff;
}

/* ---------- Shipment media gallery ---------- */
.media-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.media-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.media-card a {
  display: block;
  aspect-ratio: 4 / 3;
  background: var(--navy-dark);
  overflow: hidden;
}

.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.25s;
}

.media-card a:hover img {
  transform: scale(1.05);
}

.media-card video {
  width: 100%;
  aspect-ratio: 16 / 9;
  display: block;
  background: #000;
}

.media-card .media-caption {
  padding: 0.55rem 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- About / stats ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-grid p {
  color: var(--muted);
  margin-bottom: 1rem;
}

.about-grid h2 {
  color: var(--navy);
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

.mission-list li {
  display: flex;
  gap: 0.6rem;
  padding-block: 0.45rem;
  color: var(--text);
}

.mission-list li::before {
  content: "\2713";
  color: var(--success);
  font-weight: 800;
}

.stats-band {
  background: var(--navy);
  color: #fff;
  padding-block: 2.5rem;
}

.stats-band .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stats-band .num {
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--accent);
}

.stats-band .label {
  color: #a9c2da;
  font-size: 0.9rem;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2rem;
  align-items: start;
}

.contact-info-card {
  background: var(--navy);
  color: #fff;
  border-radius: var(--radius);
  padding: 2rem;
}

.contact-info-card h3 {
  margin-bottom: 1.25rem;
}

.contact-info-card li {
  display: flex;
  gap: 0.8rem;
  padding-block: 0.7rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info-card li small {
  display: block;
  color: #93b4d8;
}

.contact-info-card li strong {
  color: #fff;
}

.contact-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: #a9c2da;
  padding-block: 3rem 1.5rem;
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 2rem;
  padding-bottom: 2rem;
}

.site-footer h4 {
  color: #fff;
  margin-bottom: 1rem;
  font-size: 1rem;
}

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

.footer-grid ul li {
  padding-block: 0.3rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.25rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.8rem;
}

/* ---------- Utility ---------- */
.text-center {
  text-align: center;
}

.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .grid-3,
  .steps {
    grid-template-columns: 1fr 1fr;
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stats-band .container {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 680px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--navy);
    padding: 1rem 1.5rem;
    gap: 1rem;
    box-shadow: var(--shadow-lg);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    width: 100%;
    padding: 0.4rem 0;
  }

  .grid-3,
  .steps,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .shipment-meta {
    grid-template-columns: 1fr;
  }

  .topbar .container {
    flex-direction: column;
    gap: 0.25rem;
  }
}