/* ════════════════════════════════════════════════════════════════════
   WMS — Warehouse Management System
   Diseño NUEVO desde 0, NO comparte nada con el ERP
   Estilo: dark moderno minimalista (Linear / Stripe inspired)
════════════════════════════════════════════════════════════════════ */

/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px; line-height: 1.5;
    background: #08090C; color: #E5E7EB;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; font-size: 14px; }

/* Tokens */
:root {
    --bg:        #08090C;
    --bg-2:     #0F1115;
    --bg-3:     #15181F;
    --border:   #1F232C;
    --border-2: #2A2F3A;
    --text:     #E5E7EB;
    --text-2:   #9CA3AF;
    --text-3:   #6B7280;
    --accent:   #635BFF;          /* primary purple */
    --accent-2: #5048E5;
    --green:    #10B981;
    --yellow:   #F59E0B;
    --red:      #EF4444;
    --blue:     #3B82F6;

    --radius:    8px;
    --radius-sm: 6px;
    --radius-lg: 12px;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
    --shadow:    0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
}

/* ── Layout shell ── */
.shell {
    display: flex; min-height: 100vh;
}

/* ── Sidebar ── */
.sb {
    width: 240px; flex-shrink: 0;
    background: var(--bg-2);
    border-right: 1px solid var(--border);
    display: flex; flex-direction: column;
    position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.sb-brand {
    padding: 20px 18px;
    display: flex; align-items: center; gap: 10px;
    border-bottom: 1px solid var(--border);
}
.sb-brand-logo {
    width: 32px; height: 32px; border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 15px; letter-spacing: -0.5px;
}
.sb-brand-text { display: flex; flex-direction: column; gap: 1px; }
.sb-brand-text .name {
    font-size: 14px; font-weight: 700; color: var(--text); letter-spacing: -0.2px;
}
.sb-brand-text .sub {
    font-size: 10px; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .8px; font-weight: 600;
}

.sb-empresa {
    padding: 14px 14px 10px;
}
.sb-empresa-label {
    font-size: 10px; font-weight: 700; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .8px;
    margin-bottom: 6px;
}
.sb-empresa select {
    width: 100%; padding: 8px 10px;
    background: var(--bg-3); border: 1px solid var(--border-2);
    color: var(--text); border-radius: var(--radius-sm);
    font-size: 13px; cursor: pointer;
}

.sb-section {
    padding: 12px 18px 6px;
    font-size: 10px; font-weight: 700; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .8px;
}

.sb-nav { padding: 0 8px; }
.sb-nav a {
    display: flex; align-items: center; gap: 10px;
    padding: 8px 10px; margin: 1px 0;
    color: var(--text-2); border-radius: var(--radius-sm);
    font-size: 13px; font-weight: 500;
    transition: background .12s, color .12s;
}
.sb-nav a:hover {
    background: var(--bg-3); color: var(--text);
}
.sb-nav a.active {
    background: rgba(99,91,255,0.12); color: #fff;
}
.sb-nav a .ico {
    width: 16px; height: 16px; flex-shrink: 0;
    display: inline-flex; align-items: center; justify-content: center;
}
.sb-nav a .ico svg { width: 16px; height: 16px; }

.sb-foot {
    margin-top: auto; padding: 14px;
    border-top: 1px solid var(--border);
    display: flex; flex-direction: column; gap: 8px;
}
.sb-user {
    display: flex; align-items: center; gap: 10px;
    padding: 6px 8px; border-radius: var(--radius-sm);
}
.sb-user .avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 12px;
    flex-shrink: 0;
}
.sb-user .info { flex: 1; min-width: 0; }
.sb-user .info .name {
    font-size: 13px; color: var(--text); font-weight: 600;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sb-user .info .role {
    font-size: 10px; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .5px; font-weight: 600;
}
.sb-foot .logout {
    background: transparent; border: 1px solid var(--border-2);
    color: var(--text-2); padding: 7px 10px;
    font-size: 12px; font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all .12s;
}
.sb-foot .logout:hover {
    background: rgba(239,68,68,0.10); border-color: rgba(239,68,68,0.30);
    color: #fca5a5;
}

/* ── Main ── */
.main {
    flex: 1; min-width: 0;
    display: flex; flex-direction: column;
}

.topbar {
    height: 56px; padding: 0 28px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 16px;
    background: var(--bg);
}
.topbar .crumbs {
    font-size: 13px; color: var(--text-2); font-weight: 500;
}
.topbar .crumbs strong { color: var(--text); font-weight: 700; }
.topbar .crumbs span { color: var(--text-3); margin: 0 8px; }
.topbar .topbar-right {
    margin-left: auto; display: flex; align-items: center; gap: 12px;
}
.empresa-pill {
    background: var(--bg-3); border: 1px solid var(--border);
    color: var(--text); padding: 5px 12px;
    font-size: 12px; font-weight: 600; border-radius: 14px;
}

/* ── Page body ── */
.page {
    flex: 1; overflow-y: auto; padding: 28px;
    max-width: 1480px; width: 100%; margin: 0 auto; box-sizing: border-box;
}
.page-header {
    margin-bottom: 24px;
    display: flex; align-items: flex-start; justify-content: space-between; gap: 16px;
    flex-wrap: wrap;
}
.page-header h1 {
    margin: 0 0 4px; font-size: 22px; font-weight: 700; letter-spacing: -0.4px;
    color: var(--text);
}
.page-header .desc {
    font-size: 13px; color: var(--text-2);
}

/* ── Cards ── */
.card {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 20px;
    margin-bottom: 16px;
}
.card-header {
    margin: 0 0 16px;
    display: flex; align-items: center; gap: 12px;
    padding-bottom: 14px; border-bottom: 1px solid var(--border);
}
.card-header h2 {
    margin: 0; font-size: 15px; font-weight: 700; color: var(--text);
}
.card-header .actions { margin-left: auto; display: flex; gap: 8px; }

/* ── Stat cards (KPIs) ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px; margin-bottom: 24px;
}
.stat {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 16px 18px;
}
.stat .label {
    font-size: 11px; font-weight: 600; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .6px;
    margin-bottom: 6px;
}
.stat .value {
    font-size: 24px; font-weight: 700; color: var(--text); letter-spacing: -0.5px;
    line-height: 1.1;
}
.stat .value.green  { color: var(--green); }
.stat .value.yellow { color: var(--yellow); }
.stat .value.red    { color: var(--red); }
.stat .delta {
    font-size: 11px; color: var(--text-3); margin-top: 4px;
}

/* ── Action tiles (hub) ── */
.tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
}
.tile {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 18px;
    display: flex; align-items: flex-start; gap: 14px;
    transition: all .15s;
    color: var(--text);
}
.tile:hover {
    border-color: var(--accent); transform: translateY(-1px);
    box-shadow: var(--shadow);
}
.tile .icon {
    width: 38px; height: 38px; border-radius: 8px;
    background: rgba(99,91,255,0.10);
    color: var(--accent);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.tile .icon svg { width: 20px; height: 20px; }
.tile .info { flex: 1; min-width: 0; }
.tile .info .title {
    font-size: 14px; font-weight: 700; color: var(--text);
    margin-bottom: 3px;
}
.tile .info .desc {
    font-size: 12px; color: var(--text-2); line-height: 1.4;
}

/* ── Forms ── */
.form-grid { display: grid; gap: 14px; }
.form-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.form-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.form-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) {
    .form-grid.cols-2, .form-grid.cols-3, .form-grid.cols-4 { grid-template-columns: 1fr; }
}
.field label {
    display: block; font-size: 11px; font-weight: 700; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .5px;
    margin-bottom: 6px;
}
.input, .select, .textarea {
    width: 100%; padding: 9px 12px; font-size: 13px;
    background: var(--bg-3); border: 1px solid var(--border-2);
    color: var(--text); border-radius: var(--radius-sm);
    transition: all .15s;
}
.input:focus, .select:focus, .textarea:focus {
    outline: none; border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(99,91,255,0.15);
}
.input.scanner {
    font-size: 16px; font-family: 'JetBrains Mono', 'SF Mono', monospace;
    font-weight: 600; padding: 12px 14px;
    border-color: var(--accent);
}
.textarea { min-height: 70px; resize: vertical; }

/* ── Buttons ── */
.btn {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 14px; font-size: 13px; font-weight: 600;
    border-radius: var(--radius-sm); border: 1px solid transparent;
    transition: all .12s; line-height: 1;
}
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary {
    background: var(--accent); color: #fff;
}
.btn-primary:hover:not(:disabled) { background: var(--accent-2); }
.btn-success {
    background: var(--green); color: #fff;
}
.btn-success:hover:not(:disabled) { background: #0f9f74; }
.btn-secondary {
    background: var(--bg-3); border-color: var(--border-2); color: var(--text);
}
.btn-secondary:hover:not(:disabled) { background: var(--border-2); }
.btn-ghost {
    background: transparent; border-color: var(--border-2); color: var(--text-2);
}
.btn-ghost:hover:not(:disabled) { background: var(--bg-3); color: var(--text); }
.btn-danger {
    background: rgba(239,68,68,0.10); color: #fca5a5;
    border-color: rgba(239,68,68,0.30);
}
.btn-danger:hover:not(:disabled) { background: rgba(239,68,68,0.20); }
.btn-sm { padding: 5px 10px; font-size: 11.5px; }
.btn-lg { padding: 12px 20px; font-size: 14px; }
.btn-block { width: 100%; justify-content: center; }

/* ── Tables ── */
.table-wrap {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
}
.table { width: 100%; border-collapse: collapse; font-size: 13px; }
.table thead th {
    padding: 10px 14px; text-align: left;
    font-size: 11px; font-weight: 700; color: var(--text-3);
    text-transform: uppercase; letter-spacing: .5px;
    background: var(--bg-3); border-bottom: 1px solid var(--border);
}
.table tbody td {
    padding: 11px 14px; color: var(--text);
    border-bottom: 1px solid var(--border);
}
.table tbody tr:last-child td { border-bottom: none; }
.table tbody tr:hover td { background: var(--bg-3); }
.table .mono { font-family: 'JetBrains Mono', 'SF Mono', monospace; }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }

/* ── Badges ── */
.badge {
    display: inline-block; padding: 2px 8px;
    font-size: 10.5px; font-weight: 700;
    border-radius: 4px; text-transform: uppercase; letter-spacing: .4px;
    line-height: 1.5;
}
.badge-creada     { background: rgba(156,163,175,0.15); color: #d1d5db; }
.badge-picking    { background: rgba(99,91,255,0.15); color: #a5b4fc; }
.badge-packed     { background: rgba(59,130,246,0.15); color: #93c5fd; }
.badge-manifestada{ background: rgba(245,158,11,0.15); color: #fcd34d; }
.badge-despachada { background: rgba(16,185,129,0.15); color: #6ee7b7; }
.badge-entregada  { background: rgba(16,185,129,0.25); color: #34d399; }
.badge-devuelta   { background: rgba(239,68,68,0.15); color: #fca5a5; }
.badge-reingresada{ background: rgba(16,185,129,0.15); color: #6ee7b7; }
.badge-anulada    { background: rgba(75,85,99,0.20); color: #9ca3af; }
.badge-default    { background: rgba(99,91,255,0.15); color: #a5b4fc; }

/* ── Empty state ── */
.empty {
    text-align: center; padding: 48px 24px; color: var(--text-3);
}
.empty .icon { font-size: 32px; margin-bottom: 8px; opacity: .5; }
.empty p { margin: 0; font-size: 13px; }

/* ── Toast ── */
.toast-host {
    position: fixed; top: 20px; right: 20px; z-index: 9999;
    display: flex; flex-direction: column; gap: 8px;
}
.toast {
    background: var(--bg-2); border: 1px solid var(--border-2);
    color: var(--text); padding: 12px 18px; border-radius: var(--radius);
    font-size: 13px; font-weight: 500;
    box-shadow: var(--shadow-lg);
    opacity: 0; transform: translateX(20px); transition: all .2s;
    min-width: 250px;
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast.success { border-color: var(--green); }
.toast.error   { border-color: var(--red); color: #fca5a5; }

/* ── Modal ── */
.modal-bg {
    position: fixed; inset: 0; background: rgba(0,0,0,0.7);
    display: none; align-items: center; justify-content: center;
    z-index: 9000; padding: 20px;
}
.modal-bg.open { display: flex; }
.modal {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 100%; max-width: 560px; max-height: 92vh;
    overflow-y: auto; padding: 24px;
    box-shadow: var(--shadow-lg);
}
.modal h3 {
    margin: 0 0 16px; font-size: 17px; font-weight: 700;
    color: var(--text);
}
.modal-actions {
    margin-top: 20px; display: flex; justify-content: flex-end; gap: 8px;
}

/* ── Timeline ── */
.timeline {
    position: relative; padding-left: 28px;
    list-style: none; margin: 0;
}
.timeline::before {
    content: ''; position: absolute; left: 8px; top: 4px; bottom: 4px;
    width: 2px; background: var(--border-2);
}
.timeline li {
    position: relative; padding: 8px 0 18px;
}
.timeline li::before {
    content: ''; position: absolute; left: -24px; top: 12px;
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--accent); border: 2px solid var(--bg-2);
}
.timeline .etapa {
    font-size: 12px; font-weight: 700; color: var(--text);
    text-transform: uppercase; letter-spacing: .4px;
    margin-bottom: 3px;
}
.timeline .meta { font-size: 11px; color: var(--text-3); }
.timeline .notes { font-size: 12px; color: var(--text-2); margin-top: 4px; }

/* ── Tree ubicaciones ── */
.tree { list-style: none; padding: 0; margin: 0; }
.tree li { padding: 4px 0; }
.tree ul { list-style: none; padding-left: 24px; border-left: 1px dashed var(--border-2); margin: 4px 0 4px 8px; }
.tree-node {
    display: flex; align-items: center; gap: 10px;
    padding: 7px 10px; background: var(--bg-3);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
}
.tree-node .codigo {
    font-family: 'JetBrains Mono', monospace; font-weight: 700; color: var(--accent);
}
.tree-node .nombre { color: var(--text); flex: 1; }
.tree-node .tipo {
    font-size: 9px; padding: 2px 6px; background: var(--bg);
    color: var(--text-3); border-radius: 3px;
    text-transform: uppercase; letter-spacing: .5px; font-weight: 700;
}
.tree-node .stock { font-size: 11px; color: var(--text-3); }

/* ── Login (standalone) ── */
.login-bg {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background:
        radial-gradient(circle at 20% 50%, rgba(99,91,255,0.08), transparent 50%),
        radial-gradient(circle at 80% 30%, rgba(59,130,246,0.05), transparent 50%),
        var(--bg);
    padding: 20px;
}
.login-card {
    background: var(--bg-2); border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 36px 32px;
    width: 100%; max-width: 400px;
    box-shadow: var(--shadow-lg);
}
.login-brand { text-align: center; margin-bottom: 28px; }
.login-brand-logo {
    width: 56px; height: 56px; border-radius: 14px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    margin: 0 auto 12px;
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-weight: 800; font-size: 24px;
}
.login-brand h1 {
    margin: 0 0 4px; font-size: 22px; font-weight: 700; letter-spacing: -0.3px;
    color: var(--text);
}
.login-brand p {
    margin: 0; font-size: 12px; color: var(--text-3);
    text-transform: uppercase; letter-spacing: 1px; font-weight: 600;
}

/* ── Mobile drawer ── */
.sb-toggle {
    display: none; background: transparent; border: 0;
    color: var(--text); font-size: 20px; padding: 6px 10px;
}
@media (max-width: 900px) {
    .sb {
        position: fixed; left: -260px; transition: left .25s;
        z-index: 100; box-shadow: 4px 0 24px rgba(0,0,0,0.6);
    }
    .sb.open { left: 0; }
    .sb-toggle { display: inline-flex; }
    .page { padding: 16px; }
}
.sb-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.5); z-index: 99;
}
.sb-overlay.open { display: block; }

/* ── Helpers ── */
.text-muted { color: var(--text-2); }
.text-dim   { color: var(--text-3); }
.text-mono  { font-family: 'JetBrains Mono', 'SF Mono', monospace; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.flex-1 { flex: 1; }
.gap-1 { gap: 4px; } .gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }
.mt-1 { margin-top: 4px; } .mt-2 { margin-top: 8px; } .mt-3 { margin-top: 12px; } .mt-4 { margin-top: 16px; }
.mb-1 { margin-bottom: 4px; } .mb-2 { margin-bottom: 8px; } .mb-3 { margin-bottom: 12px; } .mb-4 { margin-bottom: 16px; }
.hidden { display: none !important; }