/* ZamExpress Tracker — matches zamxpress.com identity: primary red
   #d81c30, dark #1F1F2E, light #F2F2F4, Nunito font. Mobile-first:
   most clients check tracking on phones in Zambia. */
:root {
  --red: #d81c30;
  --red-dark: #ad0617;
  --dark: #1f1f2e;
  --light: #f2f2f4;
  --text: #212529;
  --muted: #6c757d;
  --border: #dee2e6;
  --ok-bg: #e7f6ec;
  --ok-text: #14632e;
  --err-bg: #fdecec;
  --err-text: #8f1d1d;
  --radius: 12px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Nunito', -apple-system, 'Segoe UI', Arial, sans-serif;
  color: var(--text);
  background: var(--light);
  line-height: 1.55;
}
a { color: var(--red); }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }
.center { text-align: center; }
.fine { font-size: 13px; color: #d6d6dd; }

/* header */
.topbar { background: var(--red); color: #fff; font-size: 13px; font-weight: 700; }
.topbar-in { display: flex; justify-content: space-between; gap: 12px; padding-top: 7px; padding-bottom: 7px; flex-wrap: wrap; }
.topbar a { color: #fff; text-decoration: none; margin-left: 14px; }
.site-head { background: #fff; border-bottom: 1px solid var(--border); }
.head-in { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 10px; padding-bottom: 10px; }
.logo { height: 44px; width: auto; display: block; }
.head-nav { display: flex; align-items: center; gap: 16px; font-weight: 700; font-size: 15px; }
.head-nav a { color: var(--dark); text-decoration: none; }
.head-nav a:hover { color: var(--red); }
.head-nav .nav-cta { background: var(--red); color: #fff; padding: 8px 16px; border-radius: 30px; }
.head-nav .nav-cta:hover { background: var(--red-dark); color: #fff; }
.logout-form { display: inline; }
.link-btn { background: none; border: 0; font: inherit; font-weight: 700; color: var(--dark); cursor: pointer; padding: 0; }
.link-btn:hover { color: var(--red); }

/* hero + tracking form */
.hero { background: var(--dark); color: #fff; padding: 40px 0 48px; }
.hero h1 { margin: 0 0 8px; font-size: 34px; font-weight: 900; letter-spacing: .2px; }
.hero-sub { margin: 0 0 22px; color: #d6d6dd; max-width: 560px; font-size: 16px; }
.book-cta { margin: 18px 0 0; color: #d6d6dd; }
.book-cta a { color: #fff; font-weight: 800; }
.track-card { background: #fff; color: var(--text); border-radius: var(--radius); padding: 20px; box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.track-card label { display: block; font-weight: 800; margin-bottom: 8px; color: var(--dark); }
.track-card .fine { color: var(--muted); margin: 12px 0 0; }
.track-row { display: flex; gap: 10px; }
.track-row input {
  flex: 1; min-width: 0; font: inherit; font-size: 17px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .6px;
  padding: 13px 14px; border: 2px solid var(--border); border-radius: 10px;
}
.track-row input:focus { outline: none; border-color: var(--red); }
.btn {
  font: inherit; font-weight: 800; border: 0; border-radius: 30px;
  padding: 13px 24px; cursor: pointer; text-decoration: none; display: inline-block; text-align: center;
}
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: var(--red-dark); }
.btn-dark { background: var(--dark); color: #fff; }
.btn-light { background: #fff; color: var(--dark); border: 1px solid var(--border); }
.btn-block { width: 100%; }

/* steps under the hero */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding-top: 26px; padding-bottom: 30px; }
.step { background: #fff; border-radius: var(--radius); padding: 18px; border-top: 4px solid var(--red); }
.step h3 { margin: 0 0 6px; color: var(--dark); font-size: 17px; }
.step p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* generic page + cards */
.page { padding-top: 26px; padding-bottom: 34px; }
.page.narrow { max-width: 480px; }
.card { background: #fff; border-radius: var(--radius); padding: 22px; margin-bottom: 18px; box-shadow: 0 2px 10px rgba(31,31,46,.06); }
.card h1 { margin: 0 0 12px; font-size: 25px; color: var(--dark); }
.card h2 { margin: 0 0 12px; font-size: 20px; color: var(--dark); }
.result-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; }
.code-label { font-size: 12.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .8px; color: var(--muted); }
.code-big { font-size: 27px; font-weight: 900; color: var(--dark); letter-spacing: .5px; }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 20px; margin-top: 16px; }
.facts span { display: block; font-size: 12.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .6px; color: var(--muted); }
.facts strong { font-size: 15.5px; color: var(--dark); }
.facts small { display: block; color: var(--muted); font-weight: 600; }

/* status pills */
.pill { display: inline-block; padding: 5px 14px; border-radius: 30px; font-size: 13px; font-weight: 800; color: #fff; background: var(--muted); white-space: nowrap; }
.pill-received { background: #17a2b8; }
.pill-loaded { background: #6610f2; }
.pill-in_transit { background: var(--red); }
.pill-arrived { background: #fd7e14; }
.pill-customs { background: #d39e00; }
.pill-out_for_delivery { background: #20c997; }
.pill-delivered { background: #28a745; }

/* timeline */
.timeline { list-style: none; margin: 6px 0 0; padding: 0; position: relative; }
.timeline::before { content: ''; position: absolute; left: 8px; top: 10px; bottom: 10px; width: 2px; background: var(--border); }
.tl-item { position: relative; padding: 0 0 18px 34px; }
.tl-item:last-child { padding-bottom: 2px; }
.tl-dot {
  position: absolute; left: 0; top: 4px; width: 18px; height: 18px; border-radius: 50%;
  background: #fff; border: 3px solid #adb5bd;
}
.tl-current .tl-dot { border-color: var(--red); background: var(--red); box-shadow: 0 0 0 4px rgba(216,28,48,.15); }
.tl-label { font-weight: 800; color: var(--dark); font-size: 16px; }
.tl-now { font-size: 11.5px; font-weight: 800; text-transform: uppercase; letter-spacing: .6px; color: var(--red); margin-left: 6px; }
.tl-meta { color: var(--muted); font-size: 13.5px; font-weight: 600; }
.tl-note { font-size: 14.5px; margin-top: 2px; }

/* forms */
.form label { display: block; font-weight: 700; font-size: 14.5px; color: var(--dark); margin-bottom: 12px; }
.form input, .form select {
  display: block; width: 100%; font: inherit; font-weight: 600; margin-top: 5px;
  padding: 11px 12px; border: 1.5px solid var(--border); border-radius: 9px; background: #fff; color: var(--text);
}
.form input:focus, .form select:focus { outline: none; border-color: var(--red); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.grid-full { grid-column: 1 / -1; }
.alert { padding: 12px 16px; border-radius: 10px; font-weight: 700; margin: 0 0 16px; }
.alert-error { background: var(--err-bg); color: var(--err-text); }
.alert-ok { background: var(--ok-bg); color: var(--ok-text); }

/* admin list */
.search-row { display: flex; gap: 10px; margin-bottom: 14px; }
.search-row input { flex: 1; min-width: 0; font: inherit; padding: 11px 12px; border: 1.5px solid var(--border); border-radius: 9px; }
.ship-list { display: flex; flex-direction: column; }
.ship-row {
  display: flex; align-items: center; gap: 14px; padding: 13px 6px;
  border-bottom: 1px solid var(--border); text-decoration: none; color: var(--text);
}
.ship-row:last-child { border-bottom: 0; }
.ship-row:hover { background: var(--light); }
.ship-code { font-weight: 900; color: var(--dark); letter-spacing: .4px; white-space: nowrap; }
.ship-main { flex: 1; min-width: 0; }
.ship-main strong { display: block; color: var(--dark); }
.ship-main small { color: var(--muted); font-weight: 600; }

/* notifications table */
.table-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
.tbl th { color: var(--muted); font-size: 12.5px; text-transform: uppercase; letter-spacing: .5px; }

/* footer */
.site-foot { background: var(--dark); color: #d6d6dd; padding: 26px 0; margin-top: 10px; }
.site-foot strong { color: #fff; }
.site-foot p { margin: 4px 0; }
.site-foot .muted { color: #9a9aad; }

@media (max-width: 640px) {
  .steps { grid-template-columns: 1fr; }
  .grid2 { grid-template-columns: 1fr; }
  .facts { grid-template-columns: 1fr; }
  .track-row { flex-direction: column; }
  .track-row .btn { width: 100%; }
  .hero h1 { font-size: 28px; }
  .code-big { font-size: 23px; }
  .logo { height: 36px; }
  .head-nav a:not(.nav-cta) { display: none; }
  .ship-row { flex-wrap: wrap; gap: 6px 12px; }
}