:root {
    color-scheme: light dark;
    --bg: #f5f6f8;
    --card: #ffffff;
    --text: #1c2230;
    --muted: #6b7280;
    --border: #dde1e7;
    --primary: #2f5fdb;
    --primary-dark: #244aad;
    --success-bg: #e6f7ee;
    --success-text: #157347;
    --error-bg: #fdeceb;
    --error-text: #b3261e;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.topnav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 24px;
    background: var(--card);
    border-bottom: 1px solid var(--border);
}
.topnav .brand { font-weight: 700; color: var(--text); text-decoration: none; }
.topnav-right { display: flex; gap: 16px; align-items: center; }
.topnav-right a { color: var(--muted); text-decoration: none; font-size: 0.85rem; }
.topnav-right a:hover { color: var(--primary); }
.whoami { font-size: 0.85rem; color: var(--muted); }

.wrap { max-width: 960px; margin: 32px auto; padding: 0 24px; }
.wrap-narrow { max-width: 420px; }

h1 { font-size: 1.4rem; margin: 0 0 20px; }

.filters { margin-bottom: 16px; }
.filter-form { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.filter-form input, .filter-form select {
    padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font: inherit;
}
.filter-form button {
    padding: 8px 16px; border: none; border-radius: 6px; background: var(--primary); color: #fff; cursor: pointer;
}
.filter-form .clear { color: var(--muted); font-size: 0.85rem; margin-left: 4px; }

table.tickets {
    width: 100%;
    border-collapse: collapse;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}
table.tickets th, table.tickets td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    text-align: left;
}
table.tickets tbody tr { cursor: pointer; }
table.tickets tbody tr:hover { background: rgba(47, 95, 219, 0.06); }
table.tickets .empty { text-align: center; color: var(--muted); padding: 24px; cursor: default; }

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: #eef0f4;
    color: var(--text);
}
.badge-priority-high { background: #fdeceb; color: #b3261e; }
.badge-priority-medium { background: #fff4e0; color: #9a5b00; }
.badge-priority-low { background: #eef0f4; color: var(--muted); }

.badge-status-new { background: #e7edff; color: #2f5fdb; }
.badge-status-open { background: #fff4e0; color: #9a5b00; }
.badge-status-in_progress { background: #e6f0ff; color: #1d4ed8; }
.badge-status-resolved { background: #e6f7ee; color: #157347; }
.badge-status-closed { background: #eef0f4; color: var(--muted); }

.pagination { margin-top: 16px; display: flex; gap: 6px; }
.pagination a {
    padding: 6px 12px; border: 1px solid var(--border); border-radius: 6px;
    color: var(--text); text-decoration: none; background: var(--card);
}
.pagination a.active { background: var(--primary); color: #fff; border-color: var(--primary); }

.ticket-detail { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 24px; }
.ticket-detail dl { display: grid; grid-template-columns: 120px 1fr; gap: 8px 16px; margin: 0 0 20px; }
.ticket-detail dt { color: var(--muted); }
.ticket-detail dd { margin: 0; }
.ticket-detail .message { white-space: pre-wrap; background: var(--bg); padding: 12px; border-radius: 6px; }

label { display: block; font-weight: 600; margin: 16px 0 6px; font-size: 0.9rem; }
input[type=text], input[type=password], select, textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font: inherit;
    background: var(--card);
    color: var(--text);
}
textarea { resize: vertical; }

button {
    margin-top: 20px;
    padding: 10px 20px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
}
button:hover { background: var(--primary-dark); }

.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.alert-success { background: var(--success-bg); color: var(--success-text); }
.alert-error { background: var(--error-bg); color: var(--error-text); }

.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card {
    width: 100%; max-width: 360px; background: var(--card); border: 1px solid var(--border);
    border-radius: 12px; padding: 32px;
}
.login-card h1 { text-align: center; }
.back-link { text-align: center; margin-top: 16px; }
.back-link a { color: var(--muted); font-size: 0.85rem; }