:root {
    color-scheme: dark;
    --bg: #0a0b10;
    --bg-soft: #0e1016;
    --card: #14161f;
    --card-2: #191c27;
    --border: #262a37;
    --border-strong: #363b4c;
    --text: #eef0f6;
    --text-dim: #c2c6d4;
    --muted: #868ca0;
    --accent: #7b83ff;
    --accent-2: #b98cff;
    --accent-soft: rgba(123, 131, 255, 0.14);
    --accent-strong: #949bff;
    --ok: #34d399;
    --ok-soft: rgba(52, 211, 153, 0.13);
    --error: #f87171;
    --error-soft: rgba(248, 113, 113, 0.13);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.35), 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 0 1px rgba(123, 131, 255, 0.25), 0 8px 24px rgba(123, 131, 255, 0.12);
    --radius: 14px;
    --radius-sm: 9px;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
    margin: 0;
    font-family: "Inter", "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    background:
        radial-gradient(1000px 480px at 12% -8%, rgba(123, 131, 255, 0.10), transparent 60%),
        radial-gradient(900px 460px at 92% 0%, rgba(185, 140, 255, 0.08), transparent 55%),
        var(--bg);
    background-attachment: fixed;
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

::selection { background: var(--accent-soft); color: var(--text); }

a { color: var(--accent-strong); }

svg.icon { width: 16px; height: 16px; flex: none; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Topbar ---------- */

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 10px 16px;
    padding: 14px 28px;
    background: rgba(20, 22, 31, 0.78);
    border-bottom: 1px solid var(--border);
    backdrop-filter: saturate(1.6) blur(14px);
    -webkit-backdrop-filter: saturate(1.6) blur(14px);
}

.brand-mark {
    display: flex;
    align-items: center;
    gap: 11px;
    margin: 0;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text);
}

.brand-mark .logo {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: var(--shadow-glow);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    flex: none;
}

.topbar nav { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }

.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--text-dim);
    background: transparent;
    border: 1px solid transparent;
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 600;
    padding: 8px 13px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.nav-btn:hover { background: var(--card-2); color: var(--text); border-color: var(--border); }
.nav-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.nav-btn-primary { background: var(--accent-soft); color: var(--accent-strong); border-color: rgba(123, 131, 255, 0.28); }
.nav-btn-primary:hover { background: rgba(123, 131, 255, 0.22); color: var(--accent-strong); }

/* ---------- Layout ---------- */

main { padding: 28px; max-width: 1180px; margin: 0 auto; }

.card {
    background: linear-gradient(180deg, var(--card-2), var(--card));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 24px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
}

.card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.card h2 {
    margin: 0;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

/* ---------- Stat tiles ---------- */

.totals {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.stat-tile {
    position: relative;
    background: linear-gradient(180deg, var(--card-2), var(--card));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 17px 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow 0.18s, transform 0.18s, border-color 0.18s;
}

.stat-tile:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--border-strong); }

.stat-tile .tile-top { display: flex; align-items: center; justify-content: space-between; }
.stat-tile .label { font-size: 11.5px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-tile .icon-badge {
    display: grid;
    place-items: center;
    width: 26px;
    height: 26px;
    border-radius: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--muted);
}
.stat-tile .value { font-size: 26px; font-weight: 700; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.stat-tile .sub { font-size: 12px; color: var(--muted); }

.stat-tile-accent { border-color: rgba(123, 131, 255, 0.35); background: linear-gradient(165deg, rgba(123, 131, 255, 0.14), var(--card)); }
.stat-tile-accent .icon-badge { background: var(--accent-soft); color: var(--accent-strong); border-color: rgba(123, 131, 255, 0.3); }
.stat-tile-accent .label { color: var(--accent-strong); }

/* ---------- Charts ---------- */

.chart-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    margin: -2px 0 12px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--muted);
}
.chart-breadcrumb a {
    color: var(--accent-strong);
    text-decoration: none;
    padding: 2px 3px;
    border-radius: 5px;
}
.chart-breadcrumb a:hover { background: var(--accent-soft); }
.chart-breadcrumb .current { color: var(--text); }

.chart-block {
    margin-bottom: 26px;
    padding-bottom: 26px;
    border-bottom: 1px solid var(--border);
}
.chart-block:last-of-type { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.chart-block h3 {
    margin: 0 0 10px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--text);
}
.chart-block h3 .muted { font-weight: 500; font-size: 12px; }

/* ---------- Table ---------- */

.table-scroll { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border); }
table { width: 100%; border-collapse: collapse; }
th, td {
    text-align: left;
    padding: 11px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 13.5px;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}
th {
    color: var(--muted);
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: sticky;
    top: 0;
    background: var(--card-2);
}
tbody tr { transition: background 0.12s; }
tbody tr:nth-child(even) { background: rgba(255, 255, 255, 0.012); }
tbody tr:hover { background: var(--accent-soft); }
tbody tr:last-child td { border-bottom: none; }

.muted { color: var(--muted); }
.chart-note { margin-top: 10px; margin-bottom: 0; font-size: 12px; }

.brand-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    margin-right: 9px;
    box-shadow: 0 0 0 4px color-mix(in srgb, currentColor 18%, transparent);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    border: 1px solid transparent;
}
.badge-ok { background: var(--ok-soft); color: var(--ok); border-color: rgba(52, 211, 153, 0.25); }
.badge-error { background: var(--error-soft); color: var(--error); border-color: rgba(248, 113, 113, 0.25); cursor: help; }
.badge-muted { background: var(--card); color: var(--muted); border-color: var(--border); }

/* ---------- Empty state ---------- */

.empty-state { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 34px 20px; text-align: center; color: var(--muted); }
.empty-state svg { width: 34px; height: 34px; opacity: 0.6; }
.empty-state p { margin: 0; font-size: 13.5px; }

/* ---------- Forms ---------- */

form label { display: block; margin-bottom: 15px; font-size: 13px; font-weight: 600; color: var(--text-dim); }
form .field-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0 16px; }

.field-section-label {
    margin: 4px 0 14px;
    padding-top: 18px;
    border-top: 1px solid var(--border);
    font-size: 11.5px;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 8px;
}
.field-section-label:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.hint-inline { font-weight: 500; font-size: 11.5px; color: var(--muted); text-transform: none; letter-spacing: 0; }
.adapter-note { margin: 4px 0 2px; font-size: 13px; }
.subfields { padding: 2px 0 4px; }
form input[type=text], form input[type=password], form select, form textarea {
    width: 100%;
    padding: 10px 12px;
    margin-top: 7px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--bg-soft);
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    font-weight: 400;
    transition: border-color 0.15s, box-shadow 0.15s;
}
form input[type=text]:focus, form input[type=password]:focus, form select:focus, form textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
form input::placeholder, form textarea::placeholder { color: var(--muted); }
form textarea { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 13px; line-height: 1.6; resize: vertical; }
form .checkbox { display: flex; align-items: center; gap: 9px; font-weight: 600; color: var(--text); }
form .checkbox input { width: auto; margin: 0; accent-color: var(--accent); }
form .hint { font-weight: 400; color: var(--muted); font-size: 12px; margin-top: 4px; }
.form-actions { display: flex; align-items: center; gap: 10px; margin-top: 6px; }

/* ---------- Buttons ---------- */

button, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    color: #fff;
    border: none;
    padding: 10px 19px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    font-family: inherit;
    box-shadow: 0 2px 10px rgba(123, 131, 255, 0.22);
    transition: filter 0.15s, transform 0.1s, box-shadow 0.15s;
}
button:hover, .btn-secondary:hover { filter: brightness(1.08); box-shadow: 0 4px 16px rgba(123, 131, 255, 0.32); }
button:active, .btn-secondary:active { transform: translateY(1px); }
button:focus-visible, .btn-secondary:focus-visible, a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
.btn-secondary { background: var(--card-2); color: var(--text); border: 1px solid var(--border-strong); box-shadow: none; }
.btn-secondary:hover { box-shadow: none; background: var(--card); }

.icon-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: none;
    border: 1px solid var(--border);
    color: var(--text-dim);
    padding: 6px 11px;
    border-radius: var(--radius-sm);
    font-size: 12.5px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
    box-shadow: none;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.icon-btn:hover { background: var(--card-2); color: var(--text); }
.icon-btn-danger { color: var(--error); border-color: rgba(248, 113, 113, 0.2); }
.icon-btn-danger:hover { background: var(--error-soft); border-color: rgba(248, 113, 113, 0.35); }

/* ---------- Alerts ---------- */

.alert { display: flex; align-items: center; gap: 9px; padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 16px; font-size: 13.5px; font-weight: 500; border: 1px solid transparent; }
.alert svg { flex: none; }
.alert-ok { background: var(--ok-soft); color: var(--ok); border-color: rgba(52, 211, 153, 0.25); }
.alert-error { background: var(--error-soft); color: var(--error); border-color: rgba(248, 113, 113, 0.25); }

/* ---------- Login ---------- */

.login-main {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background:
        radial-gradient(700px 420px at 50% 8%, rgba(123, 131, 255, 0.16), transparent 60%),
        radial-gradient(600px 380px at 85% 90%, rgba(185, 140, 255, 0.10), transparent 60%),
        var(--bg);
}
.login-card { width: 100%; max-width: 390px; box-shadow: var(--shadow-md); border-color: var(--border-strong); }
.login-title {
    font-size: 19px;
    font-weight: 700;
    margin: 0 0 4px;
    display: flex;
    align-items: center;
    gap: 11px;
    letter-spacing: -0.01em;
}
.login-title .logo {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: var(--shadow-glow);
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    flex: none;
}
.login-sub { margin: 0 0 20px; font-size: 13px; color: var(--muted); }
.login-card form { margin-top: 4px; }
.login-card button { width: 100%; padding: 11px; font-size: 15px; margin-top: 6px; }
.code-input { letter-spacing: 0.5em; font-size: 22px; text-align: center; font-weight: 700; font-variant-numeric: tabular-nums; }

@media (max-width: 640px) {
    .topbar { padding: 12px 16px; }
    main { padding: 16px; }
    .card { padding: 17px 16px; }
    .totals { grid-template-columns: repeat(auto-fit, minmax(135px, 1fr)); gap: 10px; }
    .stat-tile { padding: 14px 15px; }
    .stat-tile .value { font-size: 22px; }
    button, .btn-secondary { padding: 10px 16px; }
    th, td { padding: 9px 10px; font-size: 13px; }
    form .field-grid { grid-template-columns: 1fr; }
}