:root {
    --bg: #f0f2f5;
    --card-bg: #ffffff;
    --card-border: #dde3ec;
    --text: #111827;
    --muted: #4b5563;
    --input-bg: #fff;
    --input-border: #d1d5db;
    --ghost-bg: #f3f4f6;
    --ghost-text: #111827;
    --primary-bg: #334155;
    --primary-text: #ffffff;
    --danger-bg: #dc2626;
    --danger-text: #fff;
    --success-bg: #16a34a;
    --success-text: #fff;
    --line: #e2e8f0;
    --accent: #1e293b;
    --accent-soft: #f1f5f9;

    --status-scheduled: #6b7280;
    --status-in-transit: #d97706;
    --status-delivered: #16a34a;
    --status-cancelled: #9ca3af;

    --page-max: 1100px;
    --radius: 12px;
    --shadow: 0 1px 3px rgba(0,0,0,.07);
}

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

body {
    font-family: Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

a { color: inherit; }

button, input, select, textarea {
    font: inherit;
    transition: box-shadow .15s ease, border-color .15s ease;
}

/* ── Header ─────────────────────────────────────────────────────────────── */

.topbar {
    position: relative;
    background: var(--card-bg);
    border-bottom: 1px solid var(--line);
    padding: 18px 16px 14px;
    text-align: center;
}

.logo {
    position: absolute;
    left: 14px;
    top: 16px;
    height: 34px;
}

.header-center {
    max-width: 500px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .8px;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-soft);
    border: 1px solid var(--card-border);
    border-radius: 999px;
    padding: 6px 10px;
    margin-bottom: 10px;
    text-decoration: none;
}

.logistics-badge {
    color: #1e3a5f;
    background: #e8eef7;
    border-color: #b6cce8;
}

.topbar h1 {
    margin: 0 0 4px;
    font-size: 20px;
    color: var(--text);
}

.topbar p {
    margin: 0;
    font-size: 13px;
    color: var(--muted);
}

.logistics-back-link {
    position: absolute;
    left: 60px;
    top: 22px;
    font-size: 13px;
    color: var(--muted);
    text-decoration: none;
    font-weight: 600;
}

.logistics-back-link:hover { text-decoration: underline; }

/* ── Page Wrap ───────────────────────────────────────────────────────────── */

.logistics-wrap {
    max-width: var(--page-max);
    margin: 0 auto;
    padding: 0 16px 48px;
}

/* ── Stats ───────────────────────────────────────────────────────────────── */

.logistics-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin-bottom: 24px;
}

.logistics-stat-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 16px 18px;
}

.logistics-stat-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 4px;
}

.logistics-stat-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--text);
    line-height: 1;
}

.logistics-stat-sub {
    font-size: 12px;
    color: var(--muted);
    margin-top: 2px;
}

/* ── Toolbar ─────────────────────────────────────────────────────────────── */

.logistics-toolbar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 18px;
}

.logistics-toolbar-right {
    margin-left: auto;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* ── Tabs ────────────────────────────────────────────────────────────────── */

.logistics-main-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--line);
    margin-bottom: 24px;
}

.logistics-main-tab {
    padding: 11px 22px;
    border: none;
    background: none;
    font-size: 14px;
    font-weight: 700;
    color: var(--muted);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
}

.logistics-main-tab.active {
    color: var(--primary-bg);
    border-bottom-color: var(--primary-bg);
}

.logistics-tab-pane { display: none; }
.logistics-tab-pane.active { display: block; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */

.logistics-btn {
    appearance: none;
    border: none;
    border-radius: 8px;
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: opacity .15s;
    text-decoration: none;
    white-space: nowrap;
}

.logistics-btn:hover { opacity: .88; }

.logistics-btn-primary  { background: var(--primary-bg);  color: var(--primary-text); }
.logistics-btn-outbound { background: #0891b2;             color: #fff; }
.logistics-btn-inbound  { background: #16a34a;             color: #fff; }
.logistics-btn-danger   { background: var(--danger-bg);    color: var(--danger-text); }
.logistics-btn-outline  { background: var(--card-bg); color: var(--text); border: 1px solid var(--card-border); }

/* ── Week group headers ──────────────────────────────────────────────────── */

.logistics-day-group {
    margin-bottom: 22px;
}

.logistics-day-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0 0 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--line);
}

/* ── Shipment Table ──────────────────────────────────────────────────────── */

.logistics-table-wrap {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 8px;
}

.logistics-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.logistics-table th {
    background: #f8fafc;
    padding: 9px 13px;
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: #64748b;
    border-bottom: 1px solid var(--line);
}

.logistics-table td {
    padding: 10px 13px;
    border-bottom: 1px solid #f1f5f9;
    color: var(--text);
    vertical-align: middle;
}

.logistics-table tr:last-child td { border-bottom: none; }
.logistics-table tr:hover td { background: #f8fafc; cursor: pointer; }

.logistics-customer-cell { font-weight: 700; }
.logistics-job-link {
    display: inline-block;
    font-size: 11px;
    color: #0891b2;
    text-decoration: none;
    margin-top: 2px;
}
.logistics-job-link:hover { text-decoration: underline; }

.logistics-empty-row td {
    text-align: center;
    color: #94a3b8;
    padding: 28px;
}

/* ── Status Badges ───────────────────────────────────────────────────────── */

.logistics-status-badge {
    display: inline-block;
    border-radius: 6px;
    padding: 3px 9px;
    font-size: 11px;
    font-weight: 700;
    white-space: nowrap;
}

.status-scheduled  { background: #f1f5f9; color: #475569; }
.status-in_transit { background: #fef3c7; color: #92400e; }
.status-delivered  { background: #dcfce7; color: #15803d; }
.status-cancelled  { background: #f3f4f6; color: #9ca3af; }

/* ── Inbound Cards ───────────────────────────────────────────────────────── */

.logistics-inbound-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}

.logistics-inbound-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-left: 4px solid #16a34a;
    border-radius: var(--radius);
    padding: 15px 17px;
    cursor: pointer;
    transition: box-shadow .15s;
}

.logistics-inbound-card:hover { box-shadow: 0 4px 16px rgba(15,23,42,.1); }
.logistics-inbound-card.status-in_transit { border-left-color: #d97706; }
.logistics-inbound-card.status-scheduled  { border-left-color: #94a3b8; }
.logistics-inbound-card.status-cancelled  { border-left-color: #e5e7eb; }

.logistics-inbound-supplier {
    font-size: 15px;
    font-weight: 800;
    color: var(--text);
    margin-bottom: 2px;
}

.logistics-inbound-bead {
    font-size: 12px;
    color: var(--muted);
    margin-bottom: 8px;
}

.logistics-inbound-weight {
    font-size: 20px;
    font-weight: 800;
    color: var(--text);
}

.logistics-inbound-weight span {
    font-size: 12px;
    font-weight: 500;
    color: var(--muted);
}

.logistics-inbound-meta {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: #94a3b8;
    margin-top: 6px;
}

/* ── Modal ───────────────────────────────────────────────────────────────── */

.logistics-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15,23,42,.55);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 24px 16px;
    z-index: 1000;
    overflow-y: auto;
}

.logistics-modal-overlay.hidden { display: none; }

.logistics-modal-panel {
    background: var(--card-bg);
    border-radius: 14px;
    box-shadow: 0 20px 60px rgba(15,23,42,.18);
    width: 100%;
    max-width: 560px;
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 48px);
    overflow: hidden;
}

.logistics-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--line);
    flex-shrink: 0;
}

.logistics-modal-header h2 {
    margin: 0;
    font-size: 17px;
    color: var(--text);
}

.logistics-modal-close {
    background: none;
    border: none;
    font-size: 22px;
    cursor: pointer;
    color: #64748b;
    line-height: 1;
    padding: 4px;
}

.logistics-modal-body {
    padding: 20px 22px;
    overflow-y: auto;
    flex: 1;
}

.logistics-modal-footer {
    padding: 14px 22px;
    border-top: 1px solid var(--line);
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    flex-shrink: 0;
}

/* ── Direction Toggle ────────────────────────────────────────────────────── */

.logistics-dir-toggle {
    display: flex;
    gap: 0;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 18px;
}

.logistics-dir-btn {
    flex: 1;
    padding: 9px 14px;
    border: none;
    background: var(--ghost-bg);
    color: var(--muted);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
}

.logistics-dir-btn.active-outbound { background: #0891b2; color: #fff; }
.logistics-dir-btn.active-inbound  { background: #16a34a; color: #fff; }

/* ── Form ────────────────────────────────────────────────────────────────── */

.logistics-field {
    margin-bottom: 13px;
}

.logistics-field label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: #475569;
    margin-bottom: 5px;
}

.logistics-field input,
.logistics-field select,
.logistics-field textarea {
    width: 100%;
    box-sizing: border-box;
    padding: 9px 11px;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text);
    background: var(--input-bg);
}

.logistics-field input:focus,
.logistics-field select:focus,
.logistics-field textarea:focus {
    outline: 2px solid var(--primary-bg);
    outline-offset: 0;
    border-color: transparent;
}

.logistics-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.logistics-field-section {
    padding: 14px;
    background: var(--ghost-bg);
    border-radius: 10px;
    margin-bottom: 14px;
}

.logistics-field-section-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 10px;
}

.logistics-error {
    background: #fef2f2;
    border: 1px solid #fca5a5;
    border-radius: 8px;
    padding: 10px 14px;
    color: #dc2626;
    font-size: 13px;
    margin-bottom: 14px;
    display: none;
}

.logistics-error.visible { display: block; }

.logistics-checkbox-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text);
    margin-bottom: 13px;
}

.logistics-checkbox-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

/* ── Prompt Banner ───────────────────────────────────────────────────────── */

.logistics-prompt-banner {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #0f172a;
    color: #fff;
    border-radius: 12px;
    padding: 14px 18px;
    box-shadow: 0 8px 24px rgba(15,23,42,.25);
    font-size: 14px;
    z-index: 999;
    max-width: 340px;
    display: none;
    flex-direction: column;
    gap: 10px;
}

.logistics-prompt-banner.visible { display: flex; }
.logistics-prompt-banner-title { font-weight: 700; }
.logistics-prompt-banner-msg { font-size: 13px; color: #94a3b8; }
.logistics-prompt-banner-actions { display: flex; gap: 8px; }

/* ── Filters ─────────────────────────────────────────────────────────────── */

.logistics-filter-row {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 16px;
}

.logistics-filter-select,
.logistics-filter-input {
    padding: 7px 10px;
    border: 1px solid var(--card-border);
    border-radius: 8px;
    font-size: 13px;
    background: var(--card-bg);
    color: var(--text);
}

/* ── Footer ──────────────────────────────────────────────────────────────── */

.logistics-platform-footer {
    margin: 40px 0 10px;
    text-align: center;
    font-size: 14px;
    color: var(--muted);
}

.logistics-platform-footer a {
    color: var(--primary-bg);
    font-weight: 600;
    text-decoration: none;
}

.logistics-platform-footer a:hover { text-decoration: underline; }

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 700px) {
    .logistics-stats { grid-template-columns: repeat(2, 1fr); }
    .logistics-toolbar-right { margin-left: 0; width: 100%; }
    .logistics-field-row { grid-template-columns: 1fr; }

    .logistics-table th:nth-child(n+5),
    .logistics-table td:nth-child(n+5) { display: none; }
}

@media (max-width: 480px) {
    .topbar { padding-top: 60px; }
    .logo { left: 50%; top: 14px; transform: translateX(-50%); height: 30px; }
}