/* ============================================================
   AdsFlex Panel - Aurora dark theme
   ============================================================ */
:root {
    --bg: #0a0d14;
    --bg-2: #0f131c;
    --surface: #141925;
    --surface-2: #1a2030;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    --text: #e8ebf2;
    --text-muted: #8a93a6;
    --text-soft: #b4bccd;

    --primary: #6366f1;
    --primary-hover: #7376ff;
    --accent: #38bdf8;

    --success: #22c55e;
    --danger: #ef4444;
    --warn: #f59e0b;

    --radius: 14px;
    --radius-sm: 8px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0; padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
}

body {
    background:
        radial-gradient(ellipse 800px 600px at 10% -10%, rgba(99,102,241,0.20), transparent 60%),
        radial-gradient(ellipse 600px 500px at 100% 0%, rgba(56,189,248,0.14), transparent 60%),
        radial-gradient(ellipse 700px 500px at 50% 100%, rgba(168,85,247,0.10), transparent 60%),
        var(--bg);
    background-attachment: fixed;
}

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

h1, h2, h3 { margin: 0 0 6px; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 22px; }
h2 { font-size: 16px; }

.muted { color: var(--text-muted); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace; font-size: 13px; }

/* ----- Nav ----- */
.nav {
    border-bottom: 1px solid var(--border);
    background: rgba(10, 13, 20, 0.8);
    backdrop-filter: blur(12px);
    position: sticky; top: 0; z-index: 50;
}
.nav-inner {
    max-width: 1280px; margin: 0 auto;
    display: flex; align-items: center; gap: 24px;
    padding: 12px 24px;
}
.brand {
    display: flex; align-items: center; gap: 10px;
    font-weight: 600;
}
.brand-mark {
    width: 32px; height: 32px;
    border-radius: 8px;
    display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), #a855f7);
    color: white;
    font-size: 12px; font-weight: 700;
    letter-spacing: 0.5px;
}
.brand-mark.big { width: 56px; height: 56px; font-size: 18px; border-radius: 14px; }
.brand-name { font-size: 14px; }

.nav-links {
    display: flex; gap: 4px;
    margin-left: 12px;
}
.nav-links a {
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--text-soft);
    transition: all 0.15s;
}
.nav-links a:hover { background: var(--surface); color: var(--text); }
.nav-links a.active {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary-hover);
    box-shadow: inset 0 0 0 1px rgba(99, 102, 241, 0.3);
}

.nav-user {
    margin-left: auto;
    display: flex; align-items: center; gap: 12px;
}
.user-pill {
    padding: 6px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 12px;
    color: var(--text-soft);
}

/* ----- Layout ----- */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 24px;
}
.page-head { margin-bottom: 24px; }
.page-head h1 { margin-bottom: 4px; }
.page-head p { margin: 0; }

/* ----- Cards ----- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 20px;
    overflow: hidden;
}
.card-head {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px;
}
.card-head h2 { margin: 0; }
.card-actions { display: flex; gap: 8px; }

/* ----- Stats ----- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 20px;
}
.stat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
    position: relative;
    overflow: hidden;
}
.stat-card::before {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, transparent 60%, rgba(99,102,241,0.08));
    pointer-events: none;
}
.stat-num {
    font-size: 28px; font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}
.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 2px;
}
.stat-card.stat-danger .stat-num { color: #fca5a5; }
.stat-card.stat-success .stat-num { color: #86efac; }
.stat-card.stat-warn .stat-num { color: #fcd34d; }

/* ----- Forms ----- */
.form, .form-row {
    padding: 16px 20px;
}
.form label, .form-row label {
    display: block;
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.form input,
.form-row input,
.form input[type="text"],
.form input[type="password"] {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-2);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    margin-bottom: 14px;
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}
.form input:focus, .form-row input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.18);
}

.form-row {
    display: flex; gap: 12px; align-items: flex-end;
    flex-wrap: wrap;
}
.form-row .grow { flex: 1; min-width: 280px; }
.form-row input { margin-bottom: 0; }
.form-row label { margin-bottom: 4px; }
.form-row > div { display: flex; flex-direction: column; }

/* ----- Buttons ----- */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 10px 18px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    background: var(--surface-2);
    color: var(--text);
}
.btn:hover { background: #232a3d; }
.btn-block { width: 100%; padding: 12px; }
.btn-primary {
    background: linear-gradient(135deg, var(--primary), #8b5cf6);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover), #9061ff);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}
.btn-ghost {
    background: transparent;
    border-color: var(--border-strong);
    color: var(--text-soft);
}
.btn-ghost:hover { background: var(--surface-2); color: var(--text); }
.btn-danger-ghost {
    background: transparent;
    border-color: rgba(239, 68, 68, 0.4);
    color: #fca5a5;
}
.btn-danger-ghost:hover { background: rgba(239, 68, 68, 0.1); }

.btn-mini {
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 11px;
    background: var(--surface-2);
    color: var(--text-soft);
    border: 1px solid var(--border);
    cursor: pointer;
}
.btn-mini:hover { background: #2a3245; color: var(--text); }
.btn-mini-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #fca5a5;
    border-color: rgba(239, 68, 68, 0.3);
}
.btn-mini-danger:hover { background: rgba(239, 68, 68, 0.2); }

/* ----- Table ----- */
.table-wrap { overflow-x: auto; }
.table {
    width: 100%;
    border-collapse: collapse;
}
.table th, .table td {
    padding: 11px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.table th {
    background: var(--surface-2);
    font-weight: 500;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
.table tbody tr:hover { background: rgba(255, 255, 255, 0.02); }
.row-actions { display: flex; gap: 6px; }

/* ----- Badges ----- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.badge.bad { background: rgba(239, 68, 68, 0.15); color: #fca5a5; }
.badge.good { background: rgba(34, 197, 94, 0.15); color: #86efac; }
.badge.warn { background: rgba(245, 158, 11, 0.15); color: #fcd34d; }

/* ----- Empty state ----- */
.empty {
    padding: 40px 24px;
    text-align: center;
    color: var(--text-muted);
}

/* ----- Flash ----- */
.flash {
    max-width: 1280px;
    margin: 16px auto 0;
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    border: 1px solid;
}
.flash-success { background: rgba(34, 197, 94, 0.08); border-color: rgba(34, 197, 94, 0.3); color: #86efac; }
.flash-error { background: rgba(239, 68, 68, 0.08); border-color: rgba(239, 68, 68, 0.3); color: #fca5a5; }

/* ----- Auth ----- */
.auth-wrap {
    min-height: 100vh;
    display: grid; place-items: center;
    padding: 20px;
}
.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4);
}
.auth-brand {
    text-align: center;
    margin-bottom: 28px;
}
.auth-brand .brand-mark.big { margin: 0 auto 14px; }
.auth-brand h1 { font-size: 22px; }
.auth-brand p { margin: 4px 0 0; font-size: 13px; }

@media (max-width: 720px) {
    .nav-links { display: none; }
    .stat-grid { grid-template-columns: repeat(2, 1fr); }
    .container { padding: 16px; }
}