:root {
    --bg: #09111f;
    --bg-soft: #0f1729;
    --card: rgba(15, 23, 41, 0.8);
    --card-2: rgba(18, 27, 46, 0.88);
    --text: #e6edf7;
    --muted: #8fa3c2;
    --line: rgba(255,255,255,0.08);
    --blue: #4f8cff;
    --blue-soft: rgba(79, 140, 255, 0.18);
    --green: #34d399;
    --red: #fb7185;
    --yellow: #f59e0b;
    --shadow: 0 20px 60px rgba(0,0,0,.35);
    --radius: 18px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: Inter, Segoe UI, Arial, sans-serif; background: radial-gradient(circle at top, #12203d 0%, var(--bg) 45%); color: var(--text); }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
code { background: rgba(255,255,255,.06); padding: 2px 6px; border-radius: 8px; }

.glass {
    background: var(--card);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.login-body { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-shell { width: 100%; max-width: 480px; }
.login-card { padding: 28px; border-radius: 24px; }
.login-badge { display: inline-flex; padding: 8px 12px; border-radius: 999px; background: var(--blue-soft); color: #bdd3ff; margin-bottom: 14px; font-size: 13px; }
.login-card h1 { margin: 0 0 8px; font-size: 34px; }
.muted { color: var(--muted); }
.login-form { display: grid; gap: 14px; margin-top: 20px; }
.login-form label { display: grid; gap: 8px; }
.login-form input {
    height: 48px; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,.04); color: var(--text); padding: 0 14px;
}
.login-footer { margin-top: 16px; font-size: 13px; }
.alert { padding: 12px 14px; border-radius: 14px; margin-top: 18px; }
.alert.error { background: rgba(251,113,133,.14); border: 1px solid rgba(251,113,133,.28); color: #ffc2cb; }

.dashboard {
    min-height: 100vh;
    padding: 18px;
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 18px;
}

.sidebar { border-radius: 24px; padding: 18px; display: flex; flex-direction: column; min-height: calc(100vh - 36px); }
.brand { padding: 4px 6px 16px; }
.eyebrow { color: #9ac0ff; text-transform: uppercase; letter-spacing: .14em; font-size: 11px; margin-bottom: 8px; }
.brand h1 { margin: 0; font-size: 28px; line-height: 1.1; }
.search-wrap { margin-bottom: 14px; }
.search-wrap input {
    width: 100%; height: 48px; border-radius: 16px; border: 1px solid var(--line); background: rgba(255,255,255,.05); color: var(--text); padding: 0 16px;
}
.category-filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.filter-chip {
    border: 1px solid var(--line); background: rgba(255,255,255,.04); color: var(--muted); border-radius: 999px; padding: 8px 12px; cursor: pointer;
}
.filter-chip.active { background: var(--blue-soft); color: #dbe8ff; border-color: rgba(79, 140, 255, .35); }
.config-list { overflow: auto; padding-right: 4px; }
.config-group { margin-bottom: 18px; }
.group-title { font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: #8fb8ff; margin: 0 0 10px; }
.config-card {
    width: 100%; text-align: left; border: 1px solid var(--line); background: var(--card-2); color: var(--text); border-radius: 18px; padding: 14px; margin-bottom: 10px; cursor: pointer; transition: .2s ease;
}
.config-card:hover { transform: translateY(-1px); border-color: rgba(79,140,255,.35); }
.config-card.active { outline: 2px solid rgba(79,140,255,.45); background: rgba(24, 40, 72, .96); }
.config-title { font-weight: 700; font-size: 15px; margin-bottom: 6px; }
.config-name { color: #9ac0ff; font-size: 13px; margin-bottom: 8px; }
.config-path { color: var(--muted); font-size: 12px; word-break: break-all; margin-bottom: 10px; }
.config-meta { font-size: 12px; }
.config-meta.ok { color: var(--green); }
.config-meta.bad { color: var(--red); }
.empty-list { border: 1px dashed var(--line); color: var(--muted); border-radius: 16px; padding: 16px; text-align: center; }

.workspace { display: grid; gap: 18px; grid-template-rows: auto 1fr auto; min-width: 0; }
.hidden { display: none !important; }
.topbar { border-radius: 24px; padding: 16px 18px; display: flex; justify-content: space-between; gap: 14px; align-items: center; }
.topbar-title { font-size: 24px; font-weight: 800; }
.topbar-subtitle { color: var(--muted); font-size: 13px; word-break: break-all; margin-top: 4px; }
.topbar-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.topbar-actions-wrap { justify-content: flex-end; }
.header-select { min-width: 260px; height: 42px; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,.05); color: var(--text); padding: 0 12px; }
.user-chip { padding: 10px 12px; border-radius: 999px; background: rgba(255,255,255,.05); color: #d1def8; }
.btn {
    height: 42px; border-radius: 14px; border: 1px solid transparent; padding: 0 16px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; font-weight: 700;
}
.btn.full { width: 100%; }
.btn.primary { background: linear-gradient(135deg, #3b82f6, #2563eb); color: #fff; }
.btn.secondary { background: rgba(255,255,255,.06); border-color: var(--line); color: #dce8fb; }
.btn.ghost { background: transparent; border-color: var(--line); color: #dce8fb; }
.btn.danger { background: rgba(251,113,133,.14); color: #ffd5dc; border-color: rgba(251,113,133,.25); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.content-grid { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(360px, .8fr); gap: 18px; min-height: 520px; }
.content-grid.single-editor { grid-template-columns: 1fr; }
.panel { border-radius: 24px; padding: 16px; min-width: 0; }
.panel-head { display: flex; justify-content: space-between; gap: 12px; align-items: start; margin-bottom: 14px; }
.panel-side { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
.panel-head.compact { margin-bottom: 12px; }
.panel h2 { margin: 0 0 4px; font-size: 18px; }
.panel p { margin: 0; color: var(--muted); font-size: 13px; }
.status { padding: 10px 12px; border-radius: 14px; font-size: 13px; border: 1px solid transparent; max-width: 420px; }
.status.neutral { background: rgba(255,255,255,.05); color: #dce8fb; border-color: var(--line); }
.status.success { background: rgba(52,211,153,.12); color: #ccffec; border-color: rgba(52,211,153,.22); }
.status.error { background: rgba(251,113,133,.12); color: #ffd5dc; border-color: rgba(251,113,133,.22); }
.editor-container { height: calc(100vh - 220px); min-height: 720px; border-radius: 18px; overflow: hidden; border: 1px solid var(--line); }
.backups-toolbar { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; margin-bottom: 12px; }
.backups-toolbar select { height: 42px; border-radius: 14px; border: 1px solid var(--line); background: rgba(255,255,255,.05); color: var(--text); padding: 0 12px; }
.backup-meta { font-size: 13px; margin-bottom: 12px; }
.backup-list { max-height: 500px; overflow: auto; display: grid; gap: 10px; }
.backup-card { border: 1px solid var(--line); border-radius: 16px; padding: 12px; background: rgba(255,255,255,.04); }
.backup-name { font-weight: 700; margin-bottom: 6px; font-size: 14px; }
.backup-info { color: var(--muted); font-size: 12px; }
.diff-panel { padding-top: 14px; }
.diff-container { min-height: 420px; border-radius: 18px; overflow: hidden; border: 1px solid var(--line); }

@media (max-width: 1280px) {
    .dashboard { grid-template-columns: 320px 1fr; }
    .content-grid { grid-template-columns: 1fr; }
}

@media (max-width: 920px) {
    .dashboard { grid-template-columns: 1fr; }
    .sidebar { min-height: auto; }
    .topbar { flex-direction: column; align-items: stretch; }
    .header-select { min-width: 100%; }
}


.brand-sub { margin-top: 8px; font-size: 13px; }
.mode-chip { padding: 10px 12px; border-radius: 999px; background: rgba(52,211,153,.12); color: #d4fff0; border: 1px solid rgba(52,211,153,.22); }
.offline-chip { background: rgba(245,158,11,.12); color: #ffe8b5; border-color: rgba(245,158,11,.22); }
.panel-head-stack { align-items: center; }
.panel-side-stack { gap: 10px; }
.quick-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.compact-select { min-width: 240px; }