/* ============================================================
   GTILogix — Gti Logistics Ltd.
   Light cargo-teal theme (mist white / deep teal-ink / cargo teal)
   ============================================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: #1F4E4E;
  background-color: #F4F8F7;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: #2E8B8B;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ---------- Lane navigation ---------- */
.lane-nav {
  position: sticky;
  top: 0;
  z-index: 60;
  background-color: #F4F8F7;
  border-bottom: 3px solid #2E8B8B;
  transition: box-shadow .3s ease;
}

.lane-nav.scrolled {
  box-shadow: 0 6px 18px rgba(31, 78, 78, 0.10);
}

.lane-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lane-nav .brand {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #1F4E4E;
}

.lane-nav .brand:hover {
  color: #2E8B8B;
  text-decoration: none;
}

.lane-nav-links .lane-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
}

.lane-nav-links .lane-links a {
  display: inline-block;
  padding: 10px 12px;
  font-weight: 700;
  font-size: 15px;
  color: #1F4E4E;
}

.lane-nav-links .lane-links a::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 4px;
  border-radius: 2px;
  background-color: #2E8B8B;
  margin-right: 8px;
  vertical-align: middle;
}

.lane-nav-links .lane-links a:hover {
  color: #2E8B8B;
  text-decoration: none;
}

.lane-nav-links .lane-links a.active {
  border-bottom: 3px solid #2E8B8B;
  color: #2E8B8B;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  padding: 8px;
  background: none;
  border: 2px solid #2E8B8B;
  border-radius: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  height: 3px;
  border-radius: 2px;
  background-color: #1F4E4E;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color .2s ease, transform .2s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-primary {
  background-color: #2E8B8B;
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: #256F6F;
}

.btn-outline {
  background-color: transparent;
  border-color: #1F4E4E;
  color: #1F4E4E;
}

.btn-outline:hover {
  background-color: #1F4E4E;
  color: #FFFFFF;
}

.btn-deep {
  background-color: #1F4E4E;
  color: #FFFFFF;
}

.btn-deep:hover {
  background-color: #16393A;
}

/* ---------- Container-stack hero ---------- */
.container-hero {
  background-color: #F4F8F7;
  padding: 96px 24px 108px;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 56px;
}

.hero-copy {
  flex: 0 1 580px;
}

.eyebrow-chip {
  display: inline-block;
  background-color: #2E8B8B;
  color: #FFFFFF;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 52px;
  line-height: 1.12;
  font-weight: 800;
  color: #1F4E4E;
  margin-bottom: 26px;
}

.hero-sub {
  font-size: 18px;
  color: #1F4E4E;
  max-width: 560px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.container-stack {
  flex: 0 1 400px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stack-box {
  position: relative;
  width: 100%;
  height: 122px;
  border-radius: 12px;
}

.stack-top {
  background-color: #1F4E4E;
}

.stack-middle {
  background-color: #BFE0DE;
}

.stack-bottom {
  background-color: #2E8B8B;
}

.stack-box .door {
  position: absolute;
  top: 50%;
  width: 18px;
  height: 28px;
  border-radius: 4px;
  transform: translateY(-50%);
}

.stack-box .d1 {
  left: 22px;
}

.stack-box .d2 {
  left: 52px;
}

.stack-top .door {
  background-color: #BFE0DE;
}

.stack-middle .door {
  background-color: #1F4E4E;
}

.stack-bottom .door {
  background-color: #FFFFFF;
}

/* ---------- Section scaffolding ---------- */
.section-head {
  max-width: 780px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-label {
  color: #2E8B8B;
  font-weight: 800;
  letter-spacing: 0.14em;
  font-size: 13px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 36px;
  color: #1F4E4E;
  line-height: 1.22;
  margin-bottom: 16px;
}

.section-lead {
  font-size: 17px;
  color: #1F4E4E;
}

/* ---------- Service columns ---------- */
.service-columns {
  background-color: #FFFFFF;
  padding: 96px 24px;
}

.service-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.service-card {
  background-color: #F4F8F7;
  border: 1px solid #BFE0DE;
  border-top: 6px solid #2E8B8B;
  border-radius: 12px;
  padding: 40px 34px;
  display: flex;
  flex-direction: column;
}

.service-card .num {
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #1F4E4E;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 24px;
  color: #1F4E4E;
  margin-bottom: 16px;
}

.service-card p {
  color: #1F4E4E;
}

/* ---------- Metric strip ---------- */
.metric-strip {
  background-color: #F4F8F7;
  padding: 76px 24px;
}

.metric-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.metric-strip .section-lead {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 52px;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.metric {
  text-align: center;
  padding: 26px 16px;
}

.metric + .metric {
  border-left: 1px solid #BFE0DE;
}

.metric-num {
  display: block;
  font-size: 54px;
  line-height: 1;
  font-weight: 800;
  color: #2E8B8B;
  margin-bottom: 12px;
}

.metric-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: #1F4E4E;
  letter-spacing: 0.04em;
}

/* ---------- Promise rows ---------- */
.promise-rows {
  background-color: #FFFFFF;
  padding: 96px 24px;
}

.promise-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.promise-row {
  display: flex;
  gap: 24px;
  padding: 32px 0;
  border-top: 1px solid #BFE0DE;
}

.promise-row:last-child {
  border-bottom: 1px solid #BFE0DE;
}

.promise-row .lane-bar {
  flex: 0 0 18px;
  height: 4px;
  border-radius: 2px;
  background-color: #2E8B8B;
  margin-top: 18px;
}

.promise-row h3 {
  font-size: 22px;
  color: #1F4E4E;
  margin-bottom: 8px;
}

.promise-row p {
  color: #1F4E4E;
  max-width: 760px;
}

/* ---------- CTA band ---------- */
.cta-band {
  background-color: #2E8B8B;
  padding: 84px 24px;
}

.cta-inner {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.cta-inner h2 {
  font-size: 40px;
  line-height: 1.18;
  color: #1F4E4E;
  margin-bottom: 18px;
}

.cta-inner p {
  font-size: 18px;
  color: #1F4E4E;
  margin-bottom: 34px;
}

/* ---------- Freight footer ---------- */
.freight-footer {
  background-color: #2E8B8B;
}

.ff-top {
  max-width: 1200px;
  margin: 0 auto;
  padding: 28px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.ff-brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.ff-brand .wordmark {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.06em;
  color: #1F4E4E;
}

.ff-brand .company-name {
  font-size: 13px;
  font-weight: 600;
  color: #1F4E4E;
}

.ff-links {
  display: flex;
  gap: 24px;
}

.ff-links a {
  color: #1F4E4E;
  font-weight: 700;
}

.ff-links a:hover {
  text-decoration: underline;
}

.ff-contact {
  font-size: 14px;
  font-weight: 600;
  color: #1F4E4E;
}

.ff-contact a {
  color: #1F4E4E;
}

.ff-bottom {
  background-color: #1F4E4E;
  padding: 18px 24px;
  text-align: center;
}

.ff-bottom p {
  color: #FFFFFF;
  font-size: 14px;
}

.ff-bottom a {
  color: #BFE0DE;
  font-weight: 700;
}

/* ---------- Secondary page hero ---------- */
.page-hero {
  background-color: #F4F8F7;
  padding: 76px 24px 84px;
}

.page-hero-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.page-hero h1 {
  font-size: 44px;
  line-height: 1.14;
  color: #1F4E4E;
  margin: 20px 0 22px;
}

.page-hero p {
  font-size: 18px;
  color: #1F4E4E;
  max-width: 780px;
}

/* ---------- Services page blocks ---------- */
.service-blocks {
  background-color: #FFFFFF;
  padding: 84px 24px;
}

.blocks-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.service-block {
  display: flex;
  gap: 28px;
  padding: 42px 0;
  border-top: 1px solid #BFE0DE;
}

.service-block:last-child {
  border-bottom: 1px solid #BFE0DE;
}

.service-block .b-num {
  flex: 0 0 64px;
  font-size: 16px;
  font-weight: 800;
  color: #2E8B8B;
  padding-top: 8px;
}

.service-block h2 {
  font-size: 26px;
  color: #1F4E4E;
  margin-bottom: 12px;
}

.service-block p {
  color: #1F4E4E;
  margin-bottom: 12px;
}

/* ---------- Services process ---------- */
.process {
  background-color: #F4F8F7;
  padding: 84px 24px;
}

.process-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 44px;
}

.process-step {
  background-color: #FFFFFF;
  border: 1px solid #BFE0DE;
  border-top: 6px solid #2E8B8B;
  border-radius: 10px;
  padding: 28px 24px;
}

.process-step .step-num {
  display: block;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #1F4E4E;
  margin-bottom: 12px;
}

.process-step h3 {
  font-size: 18px;
  color: #1F4E4E;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 14px;
  color: #1F4E4E;
}

/* ---------- Contact page ---------- */
.contact-main {
  background-color: #FFFFFF;
  padding: 80px 24px;
}

.contact-layout {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: start;
}

.contact-form h2 {
  font-size: 24px;
  color: #1F4E4E;
  margin-bottom: 24px;
}

.form-field {
  margin-bottom: 18px;
}

.form-field label {
  display: block;
  font-weight: 700;
  color: #1F4E4E;
  margin-bottom: 6px;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid #BFE0DE;
  border-radius: 8px;
  font-family: inherit;
  font-size: 16px;
  color: #1F4E4E;
  background-color: #FFFFFF;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: #2E8B8B;
}

.form-field textarea {
  min-height: 150px;
  resize: vertical;
}

.form-status {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: 8px;
  background-color: #F4F8F7;
  border: 1px solid #BFE0DE;
  color: #1F4E4E;
  font-weight: 600;
}

.contact-info {
  background-color: #F4F8F7;
  border: 1px solid #BFE0DE;
  border-radius: 12px;
  padding: 36px;
}

.contact-info h2 {
  font-size: 22px;
  color: #1F4E4E;
  margin-bottom: 8px;
}

.contact-info > p {
  color: #1F4E4E;
  margin-bottom: 16px;
}

.info-line {
  padding: 16px 0;
  border-top: 1px solid #BFE0DE;
}

.info-line .label {
  display: block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #2E8B8B;
  margin-bottom: 4px;
}

.info-line .value {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: #1F4E4E;
}

.info-line a.value {
  color: #2E8B8B;
}

/* ---------- Contact FAQ ---------- */
.faq-section {
  background-color: #F4F8F7;
  padding: 84px 24px;
}

.faq-inner {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  border-top: 1px solid #BFE0DE;
}

.faq-item:last-child {
  border-bottom: 1px solid #BFE0DE;
}

.faq-question {
  width: 100%;
  padding: 18px 0;
  background: none;
  border: 0;
  text-align: left;
  font-family: inherit;
  font-size: 18px;
  font-weight: 700;
  color: #1F4E4E;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.faq-question::after {
  content: "+";
  font-size: 24px;
  line-height: 1;
  color: #2E8B8B;
}

.faq-item.open .faq-question::after {
  content: "\2212";
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}

.faq-answer p {
  padding: 0 0 20px;
  color: #1F4E4E;
}

/* ---------- Scroll reveal (safe without JS) ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid {
    flex-direction: column;
    align-items: flex-start;
  }

  .container-stack {
    width: 100%;
    max-width: 440px;
  }

  .hero-title {
    font-size: 40px;
  }

  .service-cols {
    grid-template-columns: 1fr;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 860px) {
  .nav-toggle {
    display: flex;
  }

  .lane-nav-links {
    position: absolute;
    top: 71px;
    left: 0;
    right: 0;
    display: none;
    background-color: #FFFFFF;
    border-bottom: 3px solid #2E8B8B;
    padding: 14px 24px 22px;
  }

  .lane-nav-links.open {
    display: block;
  }

  .lane-nav-links .lane-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
  }

  .lane-nav-links .lane-links a {
    display: block;
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid #BFE0DE;
  }

  .lane-nav-links .lane-links a.active {
    border-bottom: 1px solid #2E8B8B;
  }
}

@media (max-width: 720px) {
  .metrics {
    grid-template-columns: 1fr 1fr;
  }

  .metric {
    border-top: 1px solid #BFE0DE;
  }

  .metric:nth-child(1),
  .metric:nth-child(2) {
    border-top: 0;
  }

  .metric:nth-child(2),
  .metric:nth-child(4) {
    border-left: 1px solid #BFE0DE;
  }

  .metric:nth-child(3) {
    border-left: 0;
  }

  .section-title {
    font-size: 30px;
  }

  .page-hero h1 {
    font-size: 34px;
  }

  .cta-inner h2 {
    font-size: 32px;
  }

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

  .service-block {
    flex-direction: column;
    gap: 8px;
  }

  .ff-top {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .ff-links {
    flex-wrap: wrap;
    gap: 18px;
  }
}