/* ==============================================================
   AWB Tracking — Design System
   Matches the UnLtd Solutions brand: white space, bold black
   geometric type, restrained gray, thin black rules as the
   structural signature (mirrors the underline in the logo itself).
   ============================================================== */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
    --ink:         #111111;   /* primary text, headlines */
    --ink-soft:    #6B6B6B;   /* secondary text — matches the gray "SOLUTIONS" in the logo */
    --line:        #1A1A1A;   /* thin black rules, the brand's structural device */
    --line-soft:   #E4E4E4;   /* light dividers within cards */
    --paper:       #FFFFFF;   /* page background — clean white, per the brief */
    --paper-alt:   #FAFAFA;   /* faint alternate surface for hover/zebra */

    /* Functional status colors — kept muted so the brand stays monochrome-first */
    --status-neutral: #6B6B6B;
    --status-info:     #2F5D8F;
    --status-warn:      #B5762A;
    --status-success:  #2F7A4D;
    --status-danger:    #B23A3A;

    --font-display: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ---------- Top bar ---------- */
.site-header {
    background: var(--paper);
    color: var(--ink);
    padding: 18px 0;
    border-bottom: 2px solid var(--line);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand img {
    height: 40px;
    width: auto;
    display: block;
}
.site-header nav a {
    color: var(--ink-soft);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-left: 24px;
}
.site-header nav a:hover { color: var(--ink); text-decoration: none; }

/* ---------- Hero / lookup ---------- */
.hero {
    padding: 64px 0 44px;
    text-align: center;
}
.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-soft);
    margin-bottom: 14px;
}
.hero h1 {
    font-family: var(--font-display);
    font-size: 38px;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin: 0 0 14px;
    color: var(--ink);
}
.hero p {
    color: var(--ink-soft);
    font-size: 16px;
    margin: 0 auto 34px;
    max-width: 460px;
}

.lookup-form {
    display: flex;
    gap: 0;
    max-width: 480px;
    margin: 0 auto;
    border: 2px solid var(--line);
    border-radius: 2px;
    overflow: hidden;
    background: var(--paper);
}
.lookup-form input[type="text"] {
    flex: 1;
    border: none;
    padding: 16px 18px;
    font-family: var(--font-mono);
    font-size: 16px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    background: transparent;
    color: var(--ink);
}
.lookup-form input[type="text"]:focus { outline: none; }
.lookup-form button {
    border: none;
    background: var(--ink);
    color: #fff;
    font-family: var(--font-display);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 13px;
    padding: 0 28px;
    cursor: pointer;
    transition: opacity 0.15s ease;
}
.lookup-form button:hover { opacity: 0.8; }

/* ---------- Manifest card (signature element) ---------- */
/* The brand's own signature is a thin rule under a wordmark, dividing
   sections (see logo: UNLTD. SOLUTIONS / rule / LOGISTICS). We reuse
   that exact device here as the card's structure. */
.manifest {
    background: var(--paper);
    border: 2px solid var(--line);
    border-radius: 2px;
    margin: 40px 0;
    position: relative;
}
.manifest-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 16px;
    padding: 28px 28px 22px;
    border-bottom: 2px solid var(--line);
}
.manifest-awb-label {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ink-soft);
    margin-bottom: 6px;
}
.manifest-awb {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--ink);
}
.status-stamp {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 8px 16px;
    border: 2px solid currentColor;
    border-radius: 2px;
    white-space: nowrap;
}
.status-stamp.badge-neutral { color: var(--status-neutral); }
.status-stamp.badge-info { color: var(--status-info); }
.status-stamp.badge-warn { color: var(--status-warn); }
.status-stamp.badge-success { color: var(--status-success); }
.status-stamp.badge-danger { color: var(--status-danger); }

.manifest-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 18px;
    padding: 22px 28px;
    border-bottom: 1px solid var(--line-soft);
}
.meta-item .label {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-soft);
    margin-bottom: 4px;
}
.meta-item .value {
    font-size: 15px;
    font-weight: 500;
    color: var(--ink);
}

/* ---------- Timeline ---------- */
.timeline {
    padding: 8px 28px 30px;
}
.timeline-title {
    font-family: var(--font-display);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ink-soft);
    margin: 18px 0 14px;
}
.timeline-list {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
}
.timeline-list::before {
    content: "";
    position: absolute;
    left: 5px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: var(--line-soft);
}
.timeline-item {
    position: relative;
    padding-left: 26px;
    margin-bottom: 20px;
}
.timeline-item:last-child { margin-bottom: 0; }
.timeline-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--paper);
    border: 2px solid var(--ink-soft);
}
.timeline-item.is-latest::before {
    background: var(--ink);
    border-color: var(--ink);
}
.timeline-status {
    font-weight: 600;
    font-size: 15px;
    color: var(--ink);
}
.timeline-loc {
    font-size: 14px;
    color: var(--ink-soft);
}
.timeline-time {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--ink-soft);
    margin-top: 2px;
}
.timeline-remarks {
    font-size: 13px;
    color: var(--ink-soft);
    margin-top: 4px;
    font-style: italic;
}

/* ---------- States ---------- */
.state-message {
    text-align: center;
    padding: 40px 20px;
    color: var(--ink-soft);
    font-size: 15px;
}
.state-message strong { color: var(--ink); }

/* ---------- Footer ---------- */
.site-footer {
    text-align: center;
    padding: 32px 0 48px;
    color: var(--ink-soft);
    font-size: 13px;
    border-top: 1px solid var(--line-soft);
    margin-top: 40px;
}

/* ---------- Admin ---------- */
.admin-shell {
    max-width: 1080px;
    margin: 0 auto;
    padding: 32px 24px 60px;
}
.admin-card {
    background: var(--paper);
    border: 1px solid var(--line-soft);
    border-radius: 2px;
    padding: 26px;
    margin-bottom: 24px;
}
.admin-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 22px;
    color: var(--ink);
    margin: 0 0 18px;
}
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--ink-soft);
    font-weight: 600;
}
.form-group input, .form-group select, .form-group textarea {
    padding: 10px 12px;
    border: 1px solid var(--line-soft);
    border-radius: 2px;
    font-family: var(--font-body);
    font-size: 14px;
    background: var(--paper-alt);
    color: var(--ink);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--ink);
}
.btn {
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 12.5px;
    padding: 11px 22px;
    border-radius: 2px;
    border: none;
    cursor: pointer;
    text-align: center;
}
.btn-primary { background: var(--ink); color: #fff; }
.btn-primary:hover { opacity: 0.85; text-decoration: none; }
.btn-accent { background: var(--ink); color: #fff; }
.btn-accent:hover { opacity: 0.85; text-decoration: none; }
.btn-danger { background: transparent; color: var(--status-danger); border: 1px solid var(--status-danger); }
.btn-danger:hover { background: #FBEAEA; text-decoration: none; }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line-soft); }
.btn-ghost:hover { background: var(--paper-alt); text-decoration: none; }

table.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}
.data-table th {
    text-align: left;
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-soft);
    padding: 10px 12px;
    border-bottom: 2px solid var(--line);
}
.data-table td {
    padding: 12px;
    border-bottom: 1px solid var(--line-soft);
    vertical-align: middle;
}
.data-table tr:hover td { background: var(--paper-alt); }
.awb-code { font-family: var(--font-mono); font-weight: 600; }

.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px 10px;
    border-radius: 2px;
}
.badge-neutral { background: #ECECEC; color: #4A4A4A; }
.badge-info { background: #E6EDF5; color: var(--status-info); }
.badge-warn { background: #F6EBDB; color: var(--status-warn); }
.badge-success { background: #E3F1E7; color: var(--status-success); }
.badge-danger { background: #F7E3E3; color: var(--status-danger); }

.login-shell {
    max-width: 360px;
    margin: 90px auto;
    padding: 0 24px;
}
.alert-error {
    background: #FBEAEA;
    color: var(--status-danger);
    padding: 12px 16px;
    border-radius: 2px;
    font-size: 14px;
    margin-bottom: 16px;
}
.alert-success {
    background: #E3F1E7;
    color: var(--status-success);
    padding: 12px 16px;
    border-radius: 2px;
    font-size: 14px;
    margin-bottom: 16px;
}
.toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}
.search-box input {
    padding: 10px 14px;
    border: 1px solid var(--line-soft);
    border-radius: 2px;
    font-size: 14px;
    width: 260px;
}

@media (max-width: 640px) {
    .hero h1 { font-size: 28px; }
    .lookup-form { flex-direction: column; border-radius: 2px; }
    .lookup-form button { padding: 14px; }
    .manifest-head { flex-direction: column; }
    .brand img { height: 32px; }
}