:root {
    --color-bg: #f5f6f8;
    --color-surface: #ffffff;
    --color-border: #e1e4e8;
    --color-text: #1f2328;
    --color-muted: #6b7280;
    --color-primary: #2563eb;
    --color-danger: #dc2626;
    --color-success: #16a34a;
    --color-warning: #d97706;
    --radius: 6px;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
}

.app-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.app-header .brand {
    font-weight: 700;
    text-decoration: none;
    color: var(--color-text);
}

.app-nav { display: flex; gap: 1rem; flex: 1; flex-wrap: wrap; }
.app-nav a { color: var(--color-muted); text-decoration: none; font-size: 0.9rem; white-space: nowrap; }
.app-nav a:hover { color: var(--color-primary); }

.company-switcher select {
    padding: 0.35rem 0.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    font-size: 0.85rem;
}

.active-company {
    font-size: 0.85rem;
    color: var(--color-muted);
    background: var(--color-bg);
    padding: 0.3rem 0.6rem;
    border-radius: var(--radius);
}

.logout-form { display: flex; align-items: center; gap: 0.5rem; }
.current-user { font-size: 0.85rem; color: var(--color-muted); }

.app-main { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }

.app-footer {
    text-align: center;
    color: var(--color-muted);
    font-size: 0.8rem;
    padding: 1rem;
}

.flash {
    padding: 0.6rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}
.flash-error   { background: #fee2e2; color: #991b1b; }
.flash-success { background: #dcfce7; color: #166534; }

.error-page, .auth-page {
    max-width: 480px;
    margin: 4rem auto;
    text-align: center;
}

form label { display: block; margin-bottom: 0.75rem; text-align: left; font-size: 0.9rem; }
form input, form select, form textarea {
    width: 100%;
    padding: 0.5rem;
    margin-top: 0.25rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 1rem;
}

button {
    background: var(--color-primary);
    color: #fff;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
}
button:hover { opacity: 0.9; }

table { width: 100%; border-collapse: collapse; background: var(--color-surface); }
th, td { padding: 0.6rem 0.8rem; border-bottom: 1px solid var(--color-border); text-align: left; font-size: 0.9rem; }
th { color: var(--color-muted); font-weight: 600; }

.badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 999px; font-size: 0.75rem; }
.badge-low-stock { background: #fef3c7; color: #92400e; }

.stat-cards { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.stat-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    min-width: 160px;
    text-align: center;
}
.stat-card-warning { border-color: var(--color-warning); background: #fffbeb; }
.stat-number { display: block; font-size: 1.8rem; font-weight: 700; }
.stat-label { display: block; font-size: 0.85rem; color: var(--color-muted); }

.low-stock-cards { display: flex; flex-direction: column; gap: 0.6rem; margin-bottom: 1.5rem; }
.low-stock-card {
    background: #fffbeb;
    border: 1px solid var(--color-warning);
    border-radius: var(--radius);
    padding: 0.7rem 1rem;
    font-size: 0.9rem;
}
.low-stock-card a { margin-left: 0.8rem; }

.report-cards { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.5rem; }
.report-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    width: 240px;
}
.report-card h3 { margin: 0 0 0.4rem; font-size: 1rem; }
.report-card p { margin: 0 0 0.6rem; font-size: 0.85rem; color: var(--color-muted); }

.report-toolbar { display: flex; gap: 1rem; align-items: center; margin-bottom: 1rem; font-size: 0.9rem; }
.report-scope-toggle { margin-left: auto; }

.ticket-filters { display: flex; gap: 1.5rem; margin-bottom: 1rem; }
.ticket-filters label { font-size: 0.85rem; }
.ticket-filters select { width: auto; }

.ticket-meta { margin-bottom: 1rem; }
.ticket-meta th { width: 140px; vertical-align: top; }

.consumable-row { margin-bottom: 0.5rem; }
.consumable-row select { width: auto; min-width: 220px; }
.consumable-row input { width: auto; max-width: 120px; }

.pagination { display: flex; gap: 0.6rem; font-size: 0.9rem; }
.pagination a, .pagination strong { padding: 0.2rem 0.5rem; }

.actions-cell { display: flex; gap: 0.6rem; align-items: center; flex-wrap: wrap; }
.inline-form { display: inline-flex; gap: 0.4rem; align-items: center; margin: 0; }
.inline-form select { width: auto; padding: 0.3rem; font-size: 0.85rem; }
.inline-form button, .actions-cell button {
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
}