:root {
  --navy: #14213d;
  --navy-dark: #0c1626;
  --paper: #f7f6f2;
  --card: #ffffff;
  --border: #dcdad2;
  --ink: #24272b;
  --muted: #6b6f76;
  --amber: #b7791f;
  --amber-bg: #fbf0dc;
  --green: #2f6b3a;
  --green-bg: #e7f2e8;
  --red: #a3312a;
  --red-bg: #fbe9e7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.45;
}

h1, h2, h3 {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--navy);
  margin: 0 0 0.4em;
}

a { color: var(--navy); }

.topbar {
  background: var(--navy);
  color: #fff;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar .brand {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: #fff;
  text-decoration: none;
}

.topbar .brand small {
  display: block;
  font-family: -apple-system, sans-serif;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #b9c2d6;
}

.topbar .user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: #dbe1ee;
}

.topbar form { margin: 0; }

.btn-link {
  background: none;
  border: 1px solid #3a4c74;
  color: #dbe1ee;
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.85rem;
}
.btn-link:hover { background: var(--navy-dark); }

.container {
  max-width: 880px;
  margin: 0 auto;
  padding: 28px 20px 60px;
}

.page-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.page-header .subtitle { color: var(--muted); font-size: 0.95rem; }

.flash {
  padding: 12px 16px;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 0.95rem;
  border: 1px solid transparent;
}
.flash.success { background: var(--green-bg); color: var(--green); border-color: #cfe4d1; }
.flash.error { background: var(--red-bg); color: var(--red); border-color: #f0cfc9; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
}

.load-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 4px solid var(--navy);
  border-radius: 8px;
  padding: 18px 20px;
  margin-bottom: 14px;
}
.load-card.completed { border-left-color: var(--green); }

.load-card .load-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
}

.load-number { font-size: 1.1rem; font-weight: 600; color: var(--navy); }
.route { color: var(--muted); font-size: 0.92rem; margin-bottom: 14px; }

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge.pending { background: var(--amber-bg); color: var(--amber); }
.badge.completed { background: var(--green-bg); color: var(--green); }

.load-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  border: none;
  padding: 9px 16px;
  border-radius: 5px;
  font-size: 0.9rem;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
}
.btn:hover { background: var(--navy-dark); }
.btn.secondary {
  background: #fff;
  color: var(--navy);
  border: 1px solid var(--navy);
}
.btn.secondary:hover { background: #eef1f7; }

.upload-form {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.upload-form input[type="file"] {
  font-size: 0.85rem;
  max-width: 220px;
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 50px 20px;
}

.auth-wrap {
  max-width: 380px;
  margin: 8vh auto 0;
  padding: 0 20px;
}

.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px;
}

.auth-card h1 { text-align: center; margin-bottom: 4px; }
.auth-card .tagline { text-align: center; color: var(--muted); margin-bottom: 24px; font-size: 0.9rem; }

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 4px;
  margin-top: 14px;
}

input[type="text"], input[type="password"], input[type="date"], input[type="file"], select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 5px;
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
}

input:focus, select:focus { outline: 2px solid var(--navy); outline-offset: 1px; }

.auth-card button[type="submit"] {
  width: 100%;
  margin-top: 22px;
}

.error-text {
  background: var(--red-bg);
  color: var(--red);
  padding: 10px 14px;
  border-radius: 5px;
  font-size: 0.88rem;
  margin-bottom: 8px;
}

.admin-link {
  display: block;
  text-align: center;
  margin-top: 18px;
  font-size: 0.82rem;
  color: var(--muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
th, td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
th {
  background: #eef0f4;
  color: var(--navy);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
tr:last-child td { border-bottom: none; }

.date-filter {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.date-filter input[type="date"] { width: auto; }

.form-row { margin-bottom: 4px; }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 16px;
}
@media (max-width: 560px) {
  .form-grid { grid-template-columns: 1fr; }
}

.section-nav {
  display: flex;
  gap: 16px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--border);
}
.section-nav a {
  padding: 10px 4px;
  text-decoration: none;
  color: var(--muted);
  font-size: 0.9rem;
  border-bottom: 2px solid transparent;
}
.section-nav a.active {
  color: var(--navy);
  font-weight: 600;
  border-bottom-color: var(--navy);
}