:root {
      --primary: #194d70;
      --secondary: #3489AD;
      --light: #f6f9fb;
      --dark: #0b2236;
      --accent: #E74A4C;
      --link: #3489AD;
    }
    body {
      margin: 0;
      font-family: 'Segoe UI', Arial, sans-serif;
      color: var(--dark);
      background: var(--light);
      line-height: 1.6;
    }
    header {
      background: #fff;
      color: var(--primary);
      padding: 1.2em 1em 1em 1em;
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      justify-content: space-between;
    }
    .logo {
      font-size: 1.5em;
      font-weight: 700;
      letter-spacing: 1px;
      display: flex;
      align-items: center;
    }
    .logo-icon {
      width: 180px;
      margin-right: 0.5em;
      max-width: 60vw;
      height: auto;
    }
    nav {
      margin-top: 0.5em;
    }
    nav a {
      color: var(--link);
      text-decoration: none;
      margin: 0 0.7em;
      font-weight: 500;
      font-size: 1.1em; /* Increased size */
      transition: color 0.2s;
    }
    nav a:hover {
      color: var(--accent);
    }
    .lang-switcher {
      margin-top: 0.3em;
      font-size: 1em;
    }
    .lang-switcher a {
      color: var(--link);
      text-decoration: none;
      margin-right: 0.6em;
      font-weight: 500;
    }
    .lang-switcher a:hover {
      color: var(--accent);
      text-decoration: underline;
    }

    .lang-switcher a {
  display: inline-flex;
  align-items: center;
  margin-right: 0.8em;
  color: var(--link);
  text-decoration: none;
  font-weight: 500;
}

.lang-switcher a:hover {
  color: var(--accent);
  text-decoration: underline;
}

    .hero {
      background: url('../img/ChinaFreightTrainTerminal.jpeg') top center/cover no-repeat;
      min-height: 400px;
      display: flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      text-align: center;
      padding: 3em 1.2em 2em 1.2em;
    }

      /* remove */
    .hero {
  position: relative;
  color: white;
  z-index: 1;
}
.hero::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.4); /* adjustable darkness */
  z-index: -1;
}
    /* remove */
    .hero h1 {
  font-size: 2.2em;
  color: #fff;
  margin-bottom: 0.5em;
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.4);
}

.hero p {
  font-size: 1.2em;
  color: #f0f0f0;
  margin-bottom: 1.5em;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero h1, .hero p, .hero .btn {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 1s ease-out forwards;
}
.hero h1 { animation-delay: 0.2s; }
.hero p { animation-delay: 0.4s; }
.hero .btn { animation-delay: 0.6s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


    .btn {
      background: var(--secondary);
      color: #fff;
      padding: 0.8em 2em;
      border: none;
      border-radius: 2em;
      font-size: 1.1em;
      cursor: pointer;
      box-shadow: 0 2px 6px rgba(50,80,50,0.06);
      transition: background 0.2s, color 0.2s;
      text-decoration: none;
      display: inline-block;
    }
    .btn:hover, .btn:focus {
      background: var(--accent);
      color: #fff;
    }
    main {
      max-width: 900px;
      margin: 0 auto;
      padding: 2em 1.2em;
    }
    .section {
      margin-bottom: 2em;
      background: #fff;
      padding: 2em 1em;
      border-radius: 18px;
      box-shadow: 0 2px 10px rgba(20,60,100,0.06);
    }
    .section h2 {
      color: var(--primary);
      margin-bottom: 0.7em;
      font-size: 1.4em;
    }
    .routes-table {
      width: 100%;
      border-collapse: collapse;
      margin-top: 1em;
      background: #f7f9fc;
    }
    .routes-table th, .routes-table td {
      padding: 0.7em 0.4em;
      border-bottom: 1px solid #e4e4e4;
      text-align: left;
    }
    .routes-table th {
      background: var(--primary);
      color: #fff;
    }
    .process {
      display: grid;
      gap: 1.2em;
    }
    .process-step {
      display: flex;
      align-items: flex-start;
      gap: 1em;
    }
    .process-icon {
      font-size: 2em;
      color: var(--link);
      margin-right: 0.5em;
    }
    form {
      display: flex;
      flex-direction: column;
      gap: 1em;
    }
    input, textarea, select {
      padding: 0.7em;
      border: 1px solid #bbb;
      border-radius: 7px;
      font-size: 1em;
      width: 100%;
    }
    textarea {
      min-height: 80px;
      resize: vertical;
    }
    .footer {
      background: var(--primary);
      color: #fff;
      text-align: center;
      padding: 1.5em 0.5em;
      margin-top: 2em;
      font-size: 0.96em;
    }
    .footer a {
      color: inherit;
      text-decoration: none;
      font-weight: inherit;
      font-size: inherit;
    }
    .footer a:hover,
    .footer a:focus {
      color: inherit;
      text-decoration: underline dotted;
    }
    @media (min-width: 600px) {
      .hero h1 { font-size: 2.9em; }
      nav { margin-top: 0; }
      main { padding: 3em 1.5em; }
      .section { padding: 2em 2em; }
      .process { grid-template-columns: 1fr 1fr 1fr 1fr; }
    }
    @media (min-width: 1000px) {
      .hero { min-height: 450px; }
    }
    @media (max-width: 599px) {
      nav { width: 100%; margin-top: 0.5em; }
      .process { grid-template-columns: 1fr; }
    }