:root {
    --bg: #f6f7f9;
    --surface: #ffffff;
    --border: #e2e5ea;
    --text: #1d2330;
    --muted: #667085;
    --primary: #3b5bdb;
    --primary-text: #ffffff;
    --danger: #c92a2a;
    --success: #2b8a3e;
    --locked-bg: #ffe3e3;
    --active-bg: #d3f9d8;
    --admin-bg: #dbe4ff;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #14171c;
        --surface: #1c2027;
        --border: #2d333d;
        --text: #e6e8eb;
        --muted: #98a2b3;
        --primary: #5c7cfa;
        --danger: #ff6b6b;
        --success: #69db7c;
        --locked-bg: #4a1f1f;
        --active-bg: #1f3d26;
        --admin-bg: #232f5c;
        color-scheme: dark;
    }
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 15px;
    background: var(--bg);
    color: var(--text);
}

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

.topbar {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.brand { font-weight: 600; color: var(--text); text-decoration: none; }

.session { display: flex; gap: 12px; align-items: center; }

.content { max-width: 1100px; margin: 24px auto; padding: 0 16px; }

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
}

.card.narrow { max-width: 420px; margin: 48px auto; }

.card-header { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }

h1 { font-size: 1.3rem; margin: 0 0 12px; }

.muted { color: var(--muted); }
.error { color: var(--danger); }
.success { color: var(--success); }

label { display: block; margin: 12px 0 4px; font-weight: 500; }

input[type=email], input[type=text], input:not([type]) {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

.validation-message { color: var(--danger); font-size: 0.9em; margin-top: 4px; }

.btn {
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--surface);
    color: var(--text);
    font: inherit;
    cursor: pointer;
}

.btn:disabled { opacity: 0.5; cursor: default; }
.btn-primary { margin-top: 16px; background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn-danger { color: var(--danger); }
.btn-ghost { border-color: transparent; background: transparent; }

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 8px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: middle; }
th { font-weight: 600; color: var(--muted); font-size: 0.9em; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

td.actions { display: flex; flex-wrap: wrap; gap: 6px; }
td.actions form { margin: 0; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 0.8em; margin-left: 6px; }
.badge-admin { background: var(--admin-bg); }
.badge-locked { background: var(--locked-bg); margin-left: 0; }
.badge-active { background: var(--active-bg); margin-left: 0; }

/* Xylocopa additions */
h2 { font-size: 1rem; margin: 20px 0 8px; }

.nav { display: flex; gap: 16px; align-items: center; }
.nav a:not(.brand) { color: var(--muted); text-decoration: none; }
.nav a.active { color: var(--text); font-weight: 500; }

a.btn { display: inline-block; text-decoration: none; }
.card-header .btn-primary { margin-top: 0; }
.card.wide { max-width: 640px; }

.badge { background: var(--admin-bg); }

.tags, .chips { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 0; }
.tag, .chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.85em;
}

.chip-remove {
    border: none;
    background: none;
    color: var(--muted);
    font-size: 1.1em;
    line-height: 1;
    cursor: pointer;
    padding: 0 0 0 2px;
}
.chip-remove:hover { color: var(--danger); }

form.inline { display: flex; gap: 6px; }

select {
    padding: 6px 8px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

fieldset { border: 1px solid var(--border); border-radius: 6px; margin: 16px 0 0; padding: 8px 12px; }
legend { font-weight: 500; padding: 0 4px; }

label.checkbox { display: flex; gap: 10px; align-items: flex-start; font-weight: normal; margin: 8px 0; }
label.checkbox > span { display: flex; flex-direction: column; }
code { font-size: 0.9em; }

.form-actions { display: flex; gap: 8px; align-items: center; }
.form-actions .btn-primary { margin-top: 0; }
.form-actions { margin-top: 16px; }