/* =========================================================
   RW Inventario de Aros — Race Wheels Ecuador
   Estética: taller de alto rendimiento. Grafito + ámbar
   señalético + rojo de freno. Tipografía condensada tipo
   panel de instrumentos.
   ========================================================= */

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

:root {
    --bg:        #0e1013;   /* asfalto */
    --bg-2:      #16191e;   /* panel */
    --bg-3:      #1e2229;   /* tarjeta elevada */
    --line:      #2a2f38;   /* rejilla */
    --line-2:    #363c47;
    --txt:       #e8eaed;
    --txt-dim:   #9aa2ad;
    --txt-mute:  #6b727d;

    --amber:     #ffb020;   /* señalético */
    --amber-dim: #a8741a;
    --brake:     #e5342a;   /* rojo de freno / alertas */
    --green:     #34d17a;   /* ok / stock */
    --steel:     #5b8def;   /* acento frío para datos técnicos */

    --radius:    4px;
    --radius-lg: 8px;
    --shadow:    0 4px 20px rgba(0,0,0,.4);

    --f-display: 'Barlow Condensed', system-ui, sans-serif;
    --f-body:    'Barlow', system-ui, sans-serif;
    --f-mono:    'JetBrains Mono', monospace;
}

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

body {
    background: var(--bg);
    color: var(--txt);
    font-family: var(--f-body);
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    background-image:
        linear-gradient(rgba(255,176,32,.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,176,32,.02) 1px, transparent 1px);
    background-size: 40px 40px;
}

a { color: inherit; text-decoration: none; }

/* ---------- Layout general ---------- */
.app { display: flex; min-height: 100vh; }

.sidebar {
    width: 232px;
    background: var(--bg-2);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 20;
}

.brand {
    padding: 20px 22px 18px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    gap: 11px;
}
.brand-mark {
    width: 34px; height: 34px;
    border-radius: 50%;
    background: radial-gradient(circle at 50% 50%, #2a2f38 0 34%, transparent 35%),
                conic-gradient(from 0deg, var(--amber), var(--amber-dim), var(--amber));
    position: relative;
    flex-shrink: 0;
    box-shadow: inset 0 0 0 2px #0e1013, 0 0 0 1px var(--line-2);
}
.brand-mark::after {
    content: ''; position: absolute; inset: 0; border-radius: 50%;
    background: repeating-conic-gradient(from 0deg, transparent 0 28deg, rgba(14,16,19,.9) 28deg 32deg);
}
.brand-name {
    font-family: var(--f-display);
    font-weight: 700;
    font-size: 19px;
    letter-spacing: .5px;
    line-height: 1;
    text-transform: uppercase;
}
.brand-name span { color: var(--amber); }
.brand-sub {
    font-size: 10px; letter-spacing: 2.5px; color: var(--txt-mute);
    text-transform: uppercase; margin-top: 3px;
}

.nav { padding: 14px 12px; flex: 1; overflow-y: auto; }
.nav-label {
    font-size: 10px; letter-spacing: 2px; color: var(--txt-mute);
    text-transform: uppercase; padding: 14px 10px 7px;
}
.nav a {
    display: flex; align-items: center; gap: 11px;
    padding: 9px 11px; border-radius: var(--radius);
    color: var(--txt-dim); font-weight: 500; font-size: 14.5px;
    margin-bottom: 1px; transition: all .12s;
    border-left: 2px solid transparent;
}
.nav a:hover { background: var(--bg-3); color: var(--txt); }
.nav a.active {
    background: linear-gradient(90deg, rgba(255,176,32,.12), transparent);
    color: var(--amber); border-left-color: var(--amber);
}
.nav a svg { width: 18px; height: 18px; flex-shrink: 0; }

.sidebar-foot {
    padding: 14px; border-top: 1px solid var(--line);
    font-size: 13px;
}
.user-chip {
    display: flex; align-items: center; gap: 10px; padding: 6px 8px;
}
.user-avatar {
    width: 30px; height: 30px; border-radius: 50%;
    background: var(--bg-3); border: 1px solid var(--line-2);
    display: grid; place-items: center;
    font-family: var(--f-display); font-weight: 700; color: var(--amber);
    font-size: 15px;
}
.user-meta strong { display: block; font-size: 13.5px; font-weight: 600; }
.user-meta small { color: var(--txt-mute); font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }

/* ---------- Contenido ---------- */
.main { margin-left: 232px; flex: 1; min-width: 0; }

.topbar {
    height: 62px; border-bottom: 1px solid var(--line);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 28px; background: rgba(14,16,19,.82);
    backdrop-filter: blur(8px);
    position: sticky; top: 0; z-index: 15;
}
.page-title {
    font-family: var(--f-display); font-weight: 700; font-size: 24px;
    letter-spacing: .3px; text-transform: uppercase;
}
.topbar-actions { display: flex; gap: 10px; align-items: center; }

.content { padding: 28px; max-width: 1360px; }

/* ---------- Botones ---------- */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 9px 16px; border-radius: var(--radius);
    font-family: var(--f-display); font-weight: 600; font-size: 15px;
    letter-spacing: .5px; text-transform: uppercase;
    border: 1px solid var(--line-2); background: var(--bg-3); color: var(--txt);
    cursor: pointer; transition: all .12s; white-space: nowrap;
}
.btn:hover { border-color: var(--txt-mute); background: #242932; }
.btn svg { width: 17px; height: 17px; }
.btn-primary {
    background: var(--amber); color: #1a1205; border-color: var(--amber);
}
.btn-primary:hover { background: #ffbe42; border-color: #ffbe42; }
.btn-danger { color: var(--brake); border-color: rgba(229,52,42,.35); }
.btn-danger:hover { background: rgba(229,52,42,.12); border-color: var(--brake); }
.btn-sm { padding: 6px 11px; font-size: 13px; }
.btn-ghost { background: transparent; }

/* ---------- KPIs ---------- */
.kpi-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
    margin-bottom: 26px;
}
.kpi {
    background: var(--bg-2); border: 1px solid var(--line);
    border-radius: var(--radius-lg); padding: 18px 20px;
    position: relative; overflow: hidden;
}
.kpi::before {
    content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 100%;
    background: var(--amber);
}
.kpi.alert::before { background: var(--brake); }
.kpi.ok::before { background: var(--green); }
.kpi-label {
    font-size: 11px; letter-spacing: 1.5px; color: var(--txt-mute);
    text-transform: uppercase; margin-bottom: 8px;
}
.kpi-value {
    font-family: var(--f-display); font-weight: 700; font-size: 38px;
    line-height: 1; letter-spacing: .5px;
}
.kpi-value small { font-size: 16px; color: var(--txt-dim); font-weight: 600; }
.kpi-sub { font-size: 12.5px; color: var(--txt-dim); margin-top: 6px; }

/* ---------- Paneles / tarjetas ---------- */
.panel {
    background: var(--bg-2); border: 1px solid var(--line);
    border-radius: var(--radius-lg); overflow: hidden;
}
.panel-head {
    padding: 15px 20px; border-bottom: 1px solid var(--line);
    display: flex; align-items: center; justify-content: space-between;
}
.panel-head h2 {
    font-family: var(--f-display); font-weight: 600; font-size: 17px;
    letter-spacing: .5px; text-transform: uppercase;
}
.panel-body { padding: 20px; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }

/* ---------- Tabla ---------- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th {
    text-align: left; padding: 11px 14px;
    font-size: 10.5px; letter-spacing: 1.2px; text-transform: uppercase;
    color: var(--txt-mute); border-bottom: 1px solid var(--line);
    font-weight: 600; white-space: nowrap;
}
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--line); }
tbody tr:hover { background: rgba(255,176,32,.03); }
tbody tr:last-child td { border-bottom: none; }
.mono { font-family: var(--f-mono); font-size: 13px; }
.code-pill {
    font-family: var(--f-mono); font-weight: 700; font-size: 13px;
    color: var(--amber); background: rgba(255,176,32,.08);
    padding: 3px 9px; border-radius: var(--radius); letter-spacing: .5px;
    border: 1px solid rgba(255,176,32,.2);
}

/* ---------- Badges ---------- */
.badge {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 11px; font-weight: 600; letter-spacing: .8px;
    text-transform: uppercase; padding: 3px 9px; border-radius: 20px;
    border: 1px solid transparent;
}
.badge-auto { color: var(--steel); background: rgba(91,141,239,.12); border-color: rgba(91,141,239,.3); }
.badge-camioneta { color: var(--amber); background: rgba(255,176,32,.1); border-color: rgba(255,176,32,.3); }
.badge-ambos { color: var(--txt-dim); background: var(--bg-3); border-color: var(--line-2); }
.badge-ok { color: var(--green); background: rgba(52,209,122,.1); border-color: rgba(52,209,122,.3); }
.badge-low { color: var(--brake); background: rgba(229,52,42,.1); border-color: rgba(229,52,42,.3); }
.badge-nuevo { color: var(--green); background: rgba(52,209,122,.08); }
.badge-usado { color: var(--txt-dim); background: var(--bg-3); }

/* ---------- Formularios ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px 20px; }
.form-grid .full { grid-column: 1 / -1; }
.field label {
    display: block; font-size: 11px; letter-spacing: 1px;
    text-transform: uppercase; color: var(--txt-dim);
    margin-bottom: 6px; font-weight: 600;
}
.field label .hint { color: var(--txt-mute); text-transform: none; letter-spacing: 0; font-weight: 400; }
input, select, textarea {
    width: 100%; padding: 10px 13px; background: var(--bg);
    border: 1px solid var(--line-2); border-radius: var(--radius);
    color: var(--txt); font-family: var(--f-body); font-size: 14.5px;
    transition: border-color .12s;
}
input:focus, select:focus, textarea:focus {
    outline: none; border-color: var(--amber);
    box-shadow: 0 0 0 3px rgba(255,176,32,.1);
}
input.mono, .field .mono input { font-family: var(--f-mono); }
textarea { resize: vertical; min-height: 78px; }
.fieldset-title {
    font-family: var(--f-display); font-weight: 600; font-size: 14px;
    letter-spacing: 1.5px; text-transform: uppercase; color: var(--amber);
    margin: 8px 0 2px; grid-column: 1/-1;
    padding-bottom: 8px; border-bottom: 1px solid var(--line);
}

/* ---------- Filtros ---------- */
.filter-bar {
    display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap;
    margin-bottom: 20px; padding: 16px 18px;
    background: var(--bg-2); border: 1px solid var(--line);
    border-radius: var(--radius-lg);
}
.filter-bar .field { margin: 0; }
.filter-bar input, .filter-bar select { min-width: 150px; }
.search-field { flex: 1; min-width: 220px; }

/* ---------- Ficha de aro (detalle) ---------- */
.aro-hero {
    display: grid; grid-template-columns: 260px 1fr auto; gap: 26px;
    align-items: start; margin-bottom: 24px;
}
.aro-photo {
    aspect-ratio: 1; border-radius: var(--radius-lg);
    background: var(--bg-3) center/cover; border: 1px solid var(--line);
    display: grid; place-items: center; overflow: hidden;
}
.aro-photo img { width: 100%; height: 100%; object-fit: cover; }
.aro-photo .placeholder { color: var(--txt-mute); font-size: 13px; text-align: center; }

.spec-list { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); }
.spec {
    background: var(--bg-2); padding: 13px 16px;
}
.spec dt { font-size: 10px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--txt-mute); margin-bottom: 4px; }
.spec dd { font-family: var(--f-mono); font-weight: 700; font-size: 17px; color: var(--txt); }
.spec dd small { color: var(--txt-dim); font-weight: 500; font-size: 12px; }

.qr-card {
    background: #fff; border-radius: var(--radius-lg); padding: 14px;
    text-align: center; width: 168px;
}
.qr-card img { width: 140px; height: 140px; display: block; }
.qr-card .qr-code { font-family: var(--f-mono); font-weight: 700; color: #111;
    font-size: 13px; margin-top: 8px; letter-spacing: 1px; }

/* ---------- Compatibilidad ---------- */
.compat-list { display: flex; flex-direction: column; gap: 8px; }
.compat-item {
    display: flex; align-items: center; justify-content: space-between;
    padding: 11px 15px; background: var(--bg-3); border-radius: var(--radius);
    border-left: 3px solid var(--green);
}
.compat-item.adapter { border-left-color: var(--amber); }
.compat-veh { font-weight: 600; }
.compat-veh small { color: var(--txt-dim); font-weight: 400; display: block; font-size: 12px; }
.compat-note { font-size: 12px; color: var(--amber); }
.compat-empty { padding: 24px; text-align: center; color: var(--txt-mute); }

/* ---------- Alertas / mensajes ---------- */
.empty-state {
    padding: 60px 20px; text-align: center; color: var(--txt-mute);
}
.empty-state svg { width: 46px; height: 46px; opacity: .4; margin-bottom: 14px; }
.empty-state h3 { font-family: var(--f-display); font-size: 20px; color: var(--txt-dim);
    text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }

/* ---------- Login ---------- */
.login-wrap {
    min-height: 100vh; display: grid; place-items: center; padding: 20px;
    background:
        radial-gradient(1200px 600px at 50% -10%, rgba(255,176,32,.06), transparent),
        var(--bg);
}
.login-card {
    width: 100%; max-width: 380px; background: var(--bg-2);
    border: 1px solid var(--line); border-radius: 12px; padding: 38px 34px;
    box-shadow: var(--shadow);
}
.login-brand { text-align: center; margin-bottom: 30px; }
.login-brand .brand-mark { width: 52px; height: 52px; margin: 0 auto 14px; }
.login-brand h1 {
    font-family: var(--f-display); font-weight: 700; font-size: 26px;
    text-transform: uppercase; letter-spacing: 1px;
}
.login-brand h1 span { color: var(--amber); }
.login-brand p { font-size: 11px; letter-spacing: 2.5px; color: var(--txt-mute);
    text-transform: uppercase; margin-top: 4px; }
.login-card .field { margin-bottom: 16px; }
.login-error {
    background: rgba(229,52,42,.1); border: 1px solid rgba(229,52,42,.3);
    color: #ff8078; padding: 10px 14px; border-radius: var(--radius);
    font-size: 13.5px; margin-bottom: 18px;
}

/* ---------- Etiqueta imprimible ---------- */
.label-sheet { padding: 30px; background: #fff; color: #111; }
.print-label {
    width: 340px; border: 2px solid #111; border-radius: 8px;
    padding: 16px; display: grid; grid-template-columns: 1fr 120px; gap: 14px;
    font-family: var(--f-body); margin-bottom: 20px;
}
.print-label .pl-code { font-family: var(--f-mono); font-weight: 700; font-size: 20px; letter-spacing: 1px; }
.print-label .pl-title { font-family: var(--f-display); font-weight: 700; font-size: 20px; text-transform: uppercase; margin: 4px 0 8px; line-height: 1; }
.print-label .pl-specs { font-family: var(--f-mono); font-size: 12px; line-height: 1.7; }
.print-label .pl-specs b { color: #000; }
.print-label img { width: 120px; height: 120px; }
.print-actions { margin-bottom: 20px; }
@media print {
    .print-actions { display: none; }
    .label-sheet { padding: 0; }
    body { background: #fff; }
}

/* ---------- Utilidades ---------- */
.row { display: flex; gap: 10px; align-items: center; }
.row-between { display: flex; justify-content: space-between; align-items: center; }
.gap-sm { gap: 8px; }
.mt { margin-top: 20px; }
.mb { margin-bottom: 20px; }
.text-dim { color: var(--txt-dim); }
.text-mute { color: var(--txt-mute); }
.text-amber { color: var(--amber); }
.stack { display: flex; flex-direction: column; gap: 14px; }
hr { border: none; border-top: 1px solid var(--line); margin: 18px 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
    .kpi-grid { grid-template-columns: repeat(2,1fr); }
    .aro-hero { grid-template-columns: 1fr; }
    .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
    .sidebar { transform: translateX(-100%); transition: transform .2s; }
    .sidebar.open { transform: translateX(0); }
    .main { margin-left: 0; }
    .kpi-grid { grid-template-columns: 1fr 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .spec-list { grid-template-columns: 1fr 1fr; }
    .menu-toggle { display: inline-flex !important; }
}
.menu-toggle { display: none; }