:root {
    --bg: #111;
    --bg-card: #1a1a1a;
    --border: #333;
    --text: #eee;
    --text-muted: #888;
    --primary: #0ea5e9;
    --primary-hover: #0284c7;
    --danger: #ef4444;
    --danger-hover: #dc2626;
    --success: #22c55e;
}

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

body {
    font-family: system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1rem;
}

/* Navigation */
nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.nav-logo {
    height: 28px;
    filter: invert(1);
}

.nav-links {
    display: flex;
    gap: 0.5rem;
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    transition: all 0.15s;
}

nav a:hover, nav a.active {
    color: var(--text);
    background: var(--bg-card);
}

/* Cards / Rows */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 0.75rem;
}

.card-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.75rem;
    align-items: center;
}

.card-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.5rem;
}

.card-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-value {
    font-size: 0.95rem;
}

.card-actions {
    display: flex;
    gap: 0.4rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.8rem;
    border: none;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 0.15s;
    color: #fff;
    text-decoration: none;
}

.btn-primary { background: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: var(--danger-hover); }
.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
.btn-ghost:hover { background: var(--bg-card); }
.btn-sm { padding: 0.3rem 0.5rem; font-size: 0.8rem; }

/* Forms */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.5rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.9rem;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 60px;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.badge-manual { background: var(--primary); color: #fff; }
.badge-legacy { background: #a855f7; color: #fff; }
.badge-woocommerce { background: #7c3aed; color: #fff; }

/* Amount display */
.amount {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.3rem;
    font-weight: 600;
}

/* Empty state */
.empty {
    text-align: center;
    color: var(--text-muted);
    padding: 3rem 1rem;
}

/* Modal / Form overlay */
.form-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
}

.form-section h2 {
    font-size: 1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

/* Search */
.search {
    width: 100%;
    max-width: 300px;
    padding: 0.45rem 0.75rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 0.85rem;
}

.search:focus {
    outline: none;
    border-color: var(--primary);
}

@media (max-width: 600px) {
    .card-info {
        grid-template-columns: 1fr 1fr;
    }
    .page-header {
        flex-direction: column;
        gap: 0.75rem;
        align-items: stretch;
    }
}