:root {
    --bg: #1f1f1f;
    --panel: #282828;
    --panel-alt: #323232;
    --text: #fafafa;
    --muted: #c6c6c6;
    --accent: #62b3a9;
    --danger: #d66b6b;
    --warning: #d4b86a;
    --success: #79c48d;
    --border: rgba(255,255,255,0.08);
    --shadow: 0 14px 30px rgba(0,0,0,0.22);
    --radius: 18px;
}
* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(180deg, #232323 0%, #181818 100%);
    color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
    border-bottom: 1px solid var(--border);
    background: rgba(20,20,20,0.8);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 20;
}
.header-wrap { display: flex; justify-content: space-between; gap: 20px; align-items: center; padding: 18px 0; }
.brand { font-size: 1.6rem; font-weight: 700; color: var(--text); }
.brand-sub { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.top-nav { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.nav-user { color: var(--muted); }
.nav-pill {
    display: inline-flex;
    align-items: center;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(255,255,255,0.06);
    color: var(--text);
    text-decoration: none;
}
.nav-pill.active {
    background: rgba(98,179,169,0.16);
    color: #d9f4ef;
}
.page-shell { padding: 28px 0 44px; }
.hero, .card, .table-card, .empty-state {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.hero { padding: 28px; margin-bottom: 24px; }
.hero h1, h2, h3 { margin-top: 0; }
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 800px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .header-wrap { align-items: flex-start; flex-direction: column; }
}
.card { padding: 22px; }
.table-card { overflow: hidden; }
.table-head { padding: 20px 22px 0; display:flex; justify-content:space-between; gap:12px; align-items:center; flex-wrap:wrap; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 16px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 0.92rem; font-weight: 700; }
tr:last-child td { border-bottom: none; }
label { display: block; margin-bottom: 8px; font-weight: 700; }
input, select, textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.12);
    background: var(--panel-alt);
    color: var(--text);
    margin-bottom: 16px;
}
textarea { min-height: 120px; resize: vertical; }
button, .button {
    appearance: none;
    border: none;
    border-radius: 14px;
    padding: 12px 18px;
    background: linear-gradient(180deg, #62b3a9 0%, #4f9c92 100%);
    color: #111;
    font-weight: 700;
    cursor: pointer;
    display: inline-block;
}
button.secondary, .button.secondary {
    background: #444;
    color: var(--text);
}
button.danger, .button.danger {
    background: linear-gradient(180deg, #d66b6b 0%, #b55555 100%);
    color: #fff;
}
button:disabled, .button.disabled { opacity: 0.55; cursor: not-allowed; pointer-events:none; }
.inline-form { display: inline-block; margin-right: 8px; }
.alert {
    padding: 14px 16px;
    border-radius: 14px;
    margin-bottom: 18px;
    border: 1px solid var(--border);
}
.alert-success { background: rgba(121,196,141,0.14); }
.alert-error { background: rgba(214,107,107,0.14); }
.alert-warning { background: rgba(212,184,106,0.14); }
.flash-pre { margin:0; white-space:pre-wrap; font: inherit; }
.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 6px 10px;
    font-size: 0.8rem;
    font-weight: 700;
}
.badge-success { background: rgba(121,196,141,0.18); color: #bde8c8; }
.badge-warning { background: rgba(212,184,106,0.18); color: #edd89f; }
.badge-danger { background: rgba(214,107,107,0.18); color: #f1b0b0; }
.badge-muted { background: rgba(255,255,255,0.10); color: #d5d5d5; }
.kpi { padding: 18px; }
.kpi-value { font-size: 2rem; font-weight: 700; }
.kpi-label { color: var(--muted); margin-top: 6px; }
.note { color: var(--muted); font-size: 0.95rem; }
.site-footer { color: var(--muted); padding: 18px 0 30px; text-align: center; }
.empty-state { padding: 32px; text-align: center; color: var(--muted); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.mono { font-family: "Courier New", monospace; }
.list-tight { margin: 0; padding-left: 18px; }
.code-box {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    overflow-x: auto;
}
.small { font-size: 0.9rem; }