:root {
    color-scheme: dark;
    --bg: #0c0f12;
    --sidebar: #12171b;
    --panel: #171d22;
    --panel-2: #1e262c;
    --line: #2d3840;
    --text: #e7eef3;
    --muted: #8e9ba6;
    --accent: #d7a15f;
    --accent-ink: #1a140c;
    --ok: #7dcea0;
    --warn: #e0b15a;
    --bad: #e07a7a;
    --info: #8eb4d4;
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
    font-family: "Segoe UI", "Helvetica Neue", sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.shell { display: flex; min-height: 100vh; }

.sidebar {
    width: 232px;
    background: var(--sidebar);
    border-right: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    padding: 22px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
}

.brand { display: flex; gap: 12px; align-items: center; }
.brand strong { display: block; letter-spacing: 0.08em; font-size: 15px; }
.brand small { color: var(--muted); letter-spacing: 0.04em; }

.mark {
    width: 18px;
    height: 18px;
    background: var(--accent);
    transform: rotate(45deg);
    box-shadow: 0 0 0 4px rgba(215, 161, 95, 0.15);
}

.sidebar nav { display: flex; flex-direction: column; gap: 4px; margin-top: 32px; }
.sidebar nav a {
    color: var(--text);
    text-decoration: none;
    padding: 9px 12px;
    border-radius: 8px;
}
.sidebar nav a:hover { background: var(--panel); text-decoration: none; }
.sidebar nav a.active { background: var(--panel-2); color: var(--accent); }

.sidebar-foot { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line); }
.who { display: block; color: var(--muted); margin-bottom: 8px; font-size: 13px; }
.linkish {
    background: none;
    border: 0;
    color: var(--text);
    padding: 0;
    cursor: pointer;
    font: inherit;
}
.linkish:hover { color: var(--accent); }

.content { flex: 1; padding: 28px 32px 48px; max-width: 1180px; }
.top h1 { margin: 0 0 18px; font-size: 28px; font-weight: 600; }

.banner {
    background: rgba(215, 161, 95, 0.12);
    border: 1px solid rgba(215, 161, 95, 0.45);
    color: var(--text);
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
}

.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 22px; }
.card, .panel {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 16px 18px;
    box-shadow: var(--shadow);
}
.card span { display: block; color: var(--muted); font-size: 13px; }
.card strong { display: block; margin-top: 8px; font-size: 28px; font-weight: 600; }

.panel { margin-bottom: 16px; }
.panel h2 { margin: 0 0 12px; font-size: 16px; font-weight: 600; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; letter-spacing: 0.04em; text-transform: uppercase; }
tr:hover td { background: rgba(255, 255, 255, 0.02); }

.mono, .key-display, code {
    font-family: Consolas, "Cascadia Mono", monospace;
}
.key-display {
    width: 100%;
    font-size: 22px;
    letter-spacing: 0.04em;
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid var(--accent);
    background: #101418;
    color: var(--text);
}

label { display: block; margin: 12px 0 6px; color: var(--muted); font-size: 13px; }
input[type="text"], input[type="password"], input[type="email"], input[type="number"], input[type="date"], select, textarea {
    width: 100%;
    background: #101418;
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px 12px;
    font: inherit;
}
textarea { min-height: 96px; resize: vertical; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.check { display: flex; align-items: center; gap: 8px; margin-top: 14px; color: var(--text); }
.check input { width: auto; }

button, .button {
    display: inline-block;
    background: var(--accent);
    color: var(--accent-ink);
    border: 0;
    border-radius: 8px;
    padding: 10px 14px;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
}
button:hover, .button:hover { filter: brightness(1.05); text-decoration: none; }
.button.secondary, button.secondary { background: transparent; color: var(--text); border: 1px solid var(--line); }
button.danger { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }
.hint { color: var(--muted); font-size: 13px; }
.error { color: var(--bad); margin: 8px 0; }
.badge {
    display: inline-block;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 12px;
    border: 1px solid var(--line);
}
.badge-active { color: var(--ok); border-color: rgba(125, 206, 160, 0.5); }
.badge-suspended, .badge-expired { color: var(--warn); border-color: rgba(224, 177, 90, 0.5); }
.badge-revoked, .badge-deactivated { color: var(--bad); border-color: rgba(224, 122, 122, 0.45); }

.auth-body { display: grid; place-items: center; padding: 32px 16px; }
.auth-card { width: min(440px, 100%); background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 28px; box-shadow: var(--shadow); }
.auth-brand { margin-bottom: 18px; }
.definition { display: grid; grid-template-columns: 160px 1fr; gap: 8px 12px; }
.definition dt { color: var(--muted); }
.definition dd { margin: 0; }

@media (max-width: 900px) {
    .shell { flex-direction: column; }
    .sidebar { width: auto; height: auto; position: static; }
    .sidebar nav { flex-direction: row; flex-wrap: wrap; }
    .cards, .row, .definition { grid-template-columns: 1fr; }
    .content { padding: 18px; }
}