/* ============================================================
   Sistema OS — Assistência Técnica
   Paleta: base grafite/slate + acento âmbar (solda/circuito)
   Tipografia: Inter (interface) + JetBrains Mono (números de OS, códigos)
   ============================================================ */

:root {
    --bg: #f4f5f7;
    --panel: #ffffff;
    --ink: #1c2128;
    --ink-soft: #5b6472;
    --line: #e2e5ea;
    --slate-900: #14181f;
    --slate-800: #1e232c;
    --slate-700: #2a303b;
    --amber: #e58a2a;
    --amber-dark: #c46f18;
    --teal: #0f766e;
    --danger: #dc2626;
    --radius: 8px;
    --shadow: 0 1px 2px rgba(20,24,31,.06), 0 1px 8px rgba(20,24,31,.04);
    --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font-ui);
    background: var(--bg);
    color: var(--ink);
    font-size: 14px;
    line-height: 1.5;
}

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

/* ---------- Layout ---------- */
.app {
    display: grid;
    grid-template-columns: 236px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--slate-900);
    color: #cbd2dc;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
}

.sidebar .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--slate-700);
    margin-bottom: 12px;
}

.sidebar .brand .mark {
    width: 34px; height: 34px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--slate-900);
    font-size: 15px;
    flex-shrink: 0;
}

.sidebar .brand strong { color: #fff; font-size: 15px; display: block; }
.sidebar .brand span { font-size: 11px; color: #8891a0; }

.sidebar nav { flex: 1; display: flex; flex-direction: column; gap: 2px; padding: 0 10px; }
.sidebar .nav-section { font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: #6b7383; padding: 14px 10px 6px; }

.sidebar nav a {
    color: #b7bfcb;
    padding: 9px 12px;
    border-radius: 6px;
    font-size: 13.5px;
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}
.sidebar nav a:hover { background: var(--slate-800); color: #fff; }
.sidebar nav a.active { background: var(--slate-800); color: #fff; box-shadow: inset 3px 0 0 var(--amber); }
.sidebar nav a .icon { width: 16px; text-align: center; opacity: .8; font-size: 13px; }

.sidebar .user-box {
    margin: 12px 10px 0;
    padding: 12px;
    border-top: 1px solid var(--slate-700);
    padding-top: 14px;
    font-size: 12.5px;
}
.sidebar .user-box strong { color: #fff; display: block; font-size: 13px; }
.sidebar .user-box a { color: #8891a0; font-size: 12px; }

.main { padding: 26px 32px 60px; max-width: 1280px; }

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 22px;
    flex-wrap: wrap;
    gap: 12px;
}
.page-header h1 { margin: 0 0 4px; font-size: 21px; font-weight: 700; letter-spacing: -.01em; }
.page-header .subtitle { color: var(--ink-soft); font-size: 13px; }

/* ---------- Botões ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 9px 16px;
    border-radius: 6px;
    border: 1px solid var(--line);
    background: var(--panel);
    color: var(--ink);
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    line-height: 1;
}
.btn:hover { border-color: #c8cdd6; text-decoration: none; }
.btn-primary { background: var(--slate-900); border-color: var(--slate-900); color: #fff; }
.btn-primary:hover { background: var(--slate-800); }
.btn-amber { background: var(--amber); border-color: var(--amber-dark); color: #1c1204; }
.btn-amber:hover { background: var(--amber-dark); color: #fff; }
.btn-danger { color: var(--danger); border-color: #f3c2c2; background: #fff5f5; }
.btn-danger:hover { background: var(--danger); color: #fff; }
.btn-sm { padding: 5px 10px; font-size: 12.5px; }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Cards / Painéis ---------- */
.card {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px;
    margin-bottom: 20px;
}
.card h2, .card h3 { margin-top: 0; }

.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 22px; }
.kpi {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 18px;
    box-shadow: var(--shadow);
}
.kpi .value { font-family: var(--font-mono); font-size: 26px; font-weight: 700; }
.kpi .label { font-size: 12px; color: var(--ink-soft); margin-top: 2px; }
.kpi.accent { border-top: 3px solid var(--amber); }
.kpi.teal { border-top: 3px solid var(--teal); }
.kpi.danger { border-top: 3px solid var(--danger); }
.kpi.slate { border-top: 3px solid var(--slate-700); }

/* ---------- Formulários ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 14px; }
.field.full { grid-column: 1 / -1; }
label { font-size: 12.5px; font-weight: 600; color: #3a4250; }
input, select, textarea {
    font-family: var(--font-ui);
    font-size: 13.5px;
    padding: 9px 11px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: #fff;
    color: var(--ink);
}
input:focus, select:focus, textarea:focus {
    outline: 2px solid #cfe0ff;
    border-color: var(--teal);
}
textarea { resize: vertical; min-height: 70px; font-family: var(--font-ui); }
.hint { font-size: 11.5px; color: #8891a0; }

/* ---------- Tabelas ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th {
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--ink-soft);
    border-bottom: 2px solid var(--line);
    padding: 10px 12px;
}
tbody td { padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; }
tbody tr:hover { background: #fafbfc; }
.table-wrap { overflow-x: auto; }
.numero-os { font-family: var(--font-mono); font-weight: 700; color: var(--slate-900); }

/* ---------- Badges ---------- */
.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 100px;
    font-size: 11.5px;
    font-weight: 700;
    white-space: nowrap;
}

/* ---------- Alertas ---------- */
.alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 18px; font-size: 13.5px; }
.alert-success { background: #ecfdf5; color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.alert-info { background: #eff6ff; color: #1e40af; border: 1px solid #bfdbfe; }

/* ---------- Login ---------- */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 20% 20%, #1e232c, #0e1116 70%);
}
.login-box {
    background: var(--panel);
    border-radius: 12px;
    padding: 34px 32px;
    width: 340px;
    box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.login-box .mark {
    width: 46px; height: 46px; border-radius: 10px;
    background: linear-gradient(135deg, var(--amber), var(--amber-dark));
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono); font-weight: 700; color: var(--slate-900); font-size: 18px;
    margin-bottom: 14px;
}
.login-box h1 { font-size: 18px; margin: 0 0 2px; }
.login-box p.subtitle { color: var(--ink-soft); font-size: 12.5px; margin: 0 0 20px; }
.login-box .hint-box { margin-top: 16px; font-size: 11.5px; color: #8891a0; background: #f7f8fa; padding: 10px 12px; border-radius: 6px; }

/* ---------- Utilitários ---------- */
.flex { display: flex; align-items: center; gap: 10px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.mt-0 { margin-top: 0; }
.text-soft { color: var(--ink-soft); }
.text-right { text-align: right; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; align-items: end; }
.filters .field { margin-bottom: 0; min-width: 160px; }
.empty-state { text-align: center; padding: 50px 20px; color: var(--ink-soft); }
.empty-state .icon { font-size: 34px; margin-bottom: 10px; }
.tag-list { display: flex; gap: 6px; flex-wrap: wrap; }
.divider { border: none; border-top: 1px solid var(--line); margin: 18px 0; }
.status-timeline { display: flex; flex-direction: column; gap: 10px; }
.status-timeline .item { display: flex; gap: 10px; align-items: flex-start; font-size: 12.5px; }
.status-timeline .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); margin-top: 5px; flex-shrink: 0; }
.status-timeline .meta { color: var(--ink-soft); font-size: 11.5px; }

/* ---------- Impressão (OS e etiquetas) ---------- */
@media print {
    .no-print { display: none !important; }
    body { background: #fff; }
}

/* ============================================================
   RESPONSIVO — celular e tablet
   ============================================================ */

/* Botão hambúrguer: só aparece em telas pequenas */
.btn-menu-mobile {
    display: none;
    background: var(--slate-900);
    color: #fff;
    border: none;
    font-size: 20px;
    padding: 10px 14px;
    cursor: pointer;
    align-items: center;
    gap: 10px;
}
.btn-menu-mobile strong { font-size: 14px; }

.overlay-menu {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.45);
    z-index: 40;
}
.overlay-menu.aberto { display: block; }

@media (max-width: 900px) {
    .app {
        grid-template-columns: 1fr;
    }

    .btn-menu-mobile { display: flex; }

    .sidebar {
        position: fixed;
        top: 0; left: 0; bottom: 0;
        width: 260px;
        max-width: 82vw;
        z-index: 50;
        transform: translateX(-100%);
        transition: transform .2s ease;
        overflow-y: auto;
    }
    .sidebar.aberto {
        transform: translateX(0);
        box-shadow: 8px 0 24px rgba(0,0,0,.3);
    }

    .main {
        padding: 16px 16px 50px;
        max-width: 100%;
        min-width: 0;
    }

    /* Mesmo problema do .main, mas em qualquer card/coluna/tabela aninhada:
       sem isso, um conteúdo interno "largo" (uma tabela grande, um grupo de
       radio buttons numa linha só) empurra o card inteiro pra fora da tela
       em vez de simplesmente ficar com rolagem horizontal por dentro. */
    .form-grid > *,
    .card,
    .table-wrap {
        min-width: 0;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .form-grid,
    .form-grid.cols-3 {
        grid-template-columns: 1fr;
    }

    /* Neutraliza posicionamento fixo de coluna (grid-column) definido direto
       no HTML de algumas telas — sem isso, esses blocos ficariam "presos"
       numa coluna que não existe mais quando o grid vira uma coluna só. */
    [style*="grid-column"] {
        grid-column: 1 / -1 !important;
    }

    .page-header h1 { font-size: 18px; }

    .filters { flex-direction: column; align-items: stretch; }
    .filters .field { min-width: 0; }
    .filters .btn { width: 100%; justify-content: center; }

    /* Grupos de botões (ex: Editar/Imprimir/Checklist no topo da OS) quebram
       linha em vez de vazar pra fora da tela */
    .flex { flex-wrap: wrap; }
    .page-header .flex { row-gap: 8px; }

    .card { padding: 16px; }

    table { font-size: 12.5px; }
    thead th, tbody td { padding: 8px 10px; }

    /* Tabelas de listagem (dentro de .table-wrap) mantêm uma largura mínima
       legível e ganham rolagem horizontal por dentro do card, em vez de
       espremer as colunas a ponto de ficarem ilegíveis. */
    .table-wrap table { min-width: 480px; }
}

@media (max-width: 480px) {
    .kpi-grid { grid-template-columns: 1fr; }
    .login-box { width: 92vw; padding: 26px 22px; }
    .page-header { flex-direction: column; align-items: stretch; }
    .page-header > *:last-child { width: 100%; }
}