:root {
    --primary: #6b21a8;
    --primary-dark: #4c1d7a;
    --accent: #f59e0b;
    --success: #16a34a;
    --danger: #dc2626;
    --warning: #d97706;
    --bg: #f5f3fa;
    --card-bg: #ffffff;
    --border: #e5e0ef;
    --text: #1f2430;
    --text-muted: #6b7280;
    --radius: 10px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Verdana, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--primary); }

.top-banner {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #fff;
    text-align: center;
    padding: 18px 16px;
}

.top-banner .banner-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 6px;
}

.top-banner .banner-message {
    font-size: 1.05rem;
    background: rgba(255,255,255,0.15);
    display: inline-block;
    padding: 8px 18px;
    border-radius: 999px;
    margin-top: 4px;
}

.top-banner .banner-message strong { color: var(--accent); }

.container {
    max-width: 640px;
    margin: 32px auto;
    padding: 0 16px;
}

.container.wide { max-width: 1100px; }

.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    margin-bottom: 24px;
}

h1, h2, h3 { color: var(--primary-dark); }

label {
    display: block;
    font-weight: 600;
    margin: 16px 0 6px;
    font-size: 0.92rem;
}

input[type=text], input[type=number], input[type=email], input[type=password], textarea, select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    background: #fff;
    color: var(--text);
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(107,33,168,0.15);
}

textarea { resize: vertical; min-height: 90px; }

.hint { color: var(--text-muted); font-size: 0.85rem; margin-top: 4px; }

.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    background: var(--primary);
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease;
}

.btn:hover { background: var(--primary-dark); }
.btn.btn-sm { padding: 6px 12px; font-size: 0.85rem; }
.btn.btn-success { background: var(--success); }
.btn.btn-success:hover { background: #128a3e; }
.btn.btn-danger { background: var(--danger); }
.btn.btn-danger:hover { background: #b91c1c; }
.btn.btn-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.btn.btn-outline:hover { background: var(--primary); color: #fff; }
.btn.btn-block { display: block; width: 100%; text-align: center; }

.flash {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 0.95rem;
}

.flash-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }
.flash-error { background: #fee2e2; color: #991b1b; border: 1px solid #fecaca; }

.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-weight: 600;
}

.stat-card .stat-value {
    font-size: 1.9rem;
    font-weight: 700;
    margin-top: 6px;
}

.stat-card.confirmed .stat-value { color: var(--success); }
.stat-card.pending .stat-value { color: var(--warning); }

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
}

th, td {
    text-align: left;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 0.92rem;
    vertical-align: top;
}

th { background: #f3eefc; color: var(--primary-dark); font-weight: 700; }

tr:last-child td { border-bottom: none; }

.table-wrap { overflow-x: auto; background: var(--card-bg); border: 1px solid var(--border); border-radius: var(--radius); }
.table-wrap table { border: none; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-pending { background: #fef3c7; color: #92400e; }
.badge-approved { background: #dcfce7; color: #166534; }
.badge-rejected { background: #fee2e2; color: #991b1b; }

.proof-text {
    max-width: 280px;
    white-space: pre-wrap;
    font-family: Consolas, monospace;
    font-size: 0.82rem;
    background: #faf9fc;
    padding: 6px 8px;
    border-radius: 6px;
    border: 1px solid var(--border);
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 12px 24px;
}

.topbar .brand { font-weight: 700; color: var(--primary-dark); }
.topbar nav a { margin-left: 18px; font-weight: 600; font-size: 0.92rem; text-decoration: none; }
.topbar .user-info { font-size: 0.85rem; color: var(--text-muted); }

.actions-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }

.filter-tabs { display: flex; gap: 8px; margin-bottom: 16px; }
.filter-tabs a {
    padding: 6px 14px;
    border-radius: 999px;
    background: #fff;
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--text);
    font-size: 0.85rem;
    font-weight: 600;
}
.filter-tabs a.active { background: var(--primary); color: #fff; border-color: var(--primary); }

footer.page-footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.82rem;
    padding: 24px 0;
}

.total-row td { font-weight: 700; background: #f3eefc; }