/* ProjectPay Admin — Premium Dark Theme */
:root {
    --bg:           #0b1220;
    --bg-2:         #0f1a2c;
    --panel:        #111c30;
    --panel-2:      #18243d;
    --border:       #1f2c47;
    --border-2:     #243454;
    --text:         #e7eaf3;
    --text-dim:     #8a98b8;
    --text-mute:    #5b6986;
    --teal:         #2dd4bf;
    --teal-dark:    #14b8a6;
    --teal-soft:    #0d3a36;
    --gold:         #f5d27e;
    --danger:       #ef4444;
    --warn:         #f59e0b;
    --ok:           #22c55e;
    --shadow-lg:    0 20px 60px rgba(0,0,0,0.45);
    --radius:       14px;
    --radius-sm:    10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--text);
    background: radial-gradient(circle at 20% -10%, #14213a 0%, var(--bg) 55%) fixed;
    min-height: 100vh;
}
body.app-bg { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
body.login-bg { display: grid; place-items: center; min-height: 100vh; }

a { color: inherit; text-decoration: none; }

/* ── Sidebar ───────────────────────────────────────────── */
.sidebar {
    background: linear-gradient(180deg, var(--bg-2), var(--bg));
    border-right: 1px solid var(--border);
    padding: 26px 18px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 32px;
    padding: 0 4px;
}
.brand-logo {
    width: 44px; height: 44px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    display: grid; place-items: center;
    box-shadow: 0 6px 20px rgba(45,212,191,.15);
}
.brand-title { font-size: 16px; font-weight: 700; }
.brand-sub { font-size: 11px; color: var(--text-dim); letter-spacing: .08em; text-transform: uppercase; }

.nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.nav a {
    display: flex; align-items: center; gap: 12px;
    padding: 11px 14px;
    border-radius: 10px;
    color: var(--text-dim);
    font-size: 14px;
    font-weight: 500;
    transition: all .15s;
}
.nav a:hover { background: var(--panel); color: var(--text); }
.nav a.active {
    background: linear-gradient(135deg, rgba(45,212,191,.18), rgba(14,165,233,.08));
    color: var(--teal);
    border: 1px solid rgba(45,212,191,.25);
}
.nav-ico { font-size: 14px; opacity: .9; }

.logout button {
    width: 100%;
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px;
    cursor: pointer;
    font-size: 13px;
    transition: all .15s;
}
.logout button:hover { color: var(--danger); border-color: var(--danger); }

/* ── Top bar / main ────────────────────────────────────── */
.main { padding: 28px 36px; overflow-x: hidden; }
.topbar {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 24px;
}
.topbar h1 { font-size: 24px; font-weight: 700; margin: 0; }
.user { color: var(--text-dim); font-size: 13px; }

.content { max-width: 1280px; }

/* ── Cards ─────────────────────────────────────────────── */
.card {
    background: linear-gradient(180deg, var(--panel), var(--panel-2));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    box-shadow: var(--shadow-lg);
}
.card + .card { margin-top: 18px; }
.card-title {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-dim);
    letter-spacing: .08em;
    margin: 0 0 12px 0;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.stat {
    background: linear-gradient(180deg, var(--panel), var(--panel-2));
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
}
.stat-label { font-size: 12px; color: var(--text-dim); text-transform: uppercase; letter-spacing: .06em; }
.stat-value { font-size: 28px; font-weight: 700; margin-top: 8px; }
.stat-sub   { font-size: 12px; color: var(--text-mute); margin-top: 4px; }
.stat-accent { color: var(--teal); }

/* ── Buttons ───────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all .15s;
    text-decoration: none;
}
.btn-primary {
    background: linear-gradient(135deg, var(--teal), var(--teal-dark));
    color: #04241f;
    border: none;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(45,212,191,.35); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border-2); }
.btn-ghost:hover { background: var(--panel); }
.btn-danger { background: rgba(239,68,68,.12); color: var(--danger); border-color: rgba(239,68,68,.3); }
.btn-danger:hover { background: rgba(239,68,68,.2); }
.btn-sm { padding: 6px 12px; font-size: 12px; }

/* ── Tables ────────────────────────────────────────────── */
.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 8px;
}
.table th, .table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}
.table th {
    color: var(--text-dim);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .06em;
    background: var(--bg-2);
}
.table tr:last-child td { border-bottom: 0; }
.table tr:hover td { background: rgba(255,255,255,.02); }
.table-thumb { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; background: var(--panel); }

/* ── Badges ────────────────────────────────────────────── */
.badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .04em;
}
.badge-ok      { background: rgba(34,197,94,.12);  color: #4ade80; }
.badge-pending { background: rgba(245,158,11,.12); color: var(--warn); }
.badge-failed  { background: rgba(239,68,68,.12);  color: var(--danger); }
.badge-refund  { background: rgba(168,85,247,.12); color: #c084fc; }
.badge-info    { background: rgba(45,212,191,.12); color: var(--teal); }
.badge-muted   { background: var(--panel); color: var(--text-mute); }

/* ── Forms ─────────────────────────────────────────────── */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.form-grid .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; color: var(--text-dim); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.field input, .field textarea, .field select {
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-radius: 10px;
    padding: 11px 14px;
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    transition: border-color .15s;
}
.field input:focus, .field textarea:focus, .field select:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(45,212,191,.15);
}
.field textarea { resize: vertical; min-height: 90px; }
.field .hint { font-size: 11px; color: var(--text-mute); }
.field .err { font-size: 12px; color: var(--danger); }
.checkbox { display: flex; align-items: center; gap: 8px; }
.checkbox input { width: 16px; height: 16px; }

.form-actions {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

/* ── Login ─────────────────────────────────────────────── */
.login-card {
    width: 380px;
    padding: 36px 32px;
    background: linear-gradient(180deg, var(--panel), var(--panel-2));
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow-lg);
}
.login-card h2 { font-size: 22px; margin: 0 0 4px 0; }
.login-card p  { color: var(--text-dim); font-size: 13px; margin: 0 0 24px 0; }

/* ── Alerts ────────────────────────────────────────────── */
.alert { padding: 12px 16px; border-radius: 10px; margin-bottom: 16px; font-size: 14px; }
.alert-success { background: rgba(34,197,94,.12);  color: #4ade80; border: 1px solid rgba(34,197,94,.3); }
.alert-error   { background: rgba(239,68,68,.12);  color: var(--danger); border: 1px solid rgba(239,68,68,.3); }

/* ── Misc ──────────────────────────────────────────────── */
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.section-header h2 { font-size: 18px; margin: 0; }

.empty {
    padding: 60px 20px;
    text-align: center;
    color: var(--text-mute);
}

.row { display: flex; gap: 12px; align-items: center; }
.spacer { flex: 1; }

.package-row { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr 1fr 80px auto; gap: 8px; align-items: center; margin-bottom: 8px; }
.package-row input { padding: 8px 10px; font-size: 13px; }

.thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 10px; }
.thumb { width: 90px; height: 130px; border-radius: 8px; object-fit: cover; border: 1px solid var(--border); }