@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@500;600;700&family=Rajdhani:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
    --bg:            #0f0a1a;
    --panel:         #17102a;
    --panel-alt:     #1e1636;
    --border:        #2f2347;
    --accent:        #8b5cf6;
    --accent-bright: #b79dff;
    --accent-dim:    #4c3480;
    --danger:        #f0498a;
    --ok:            #35d68f;
    --text:          #ede9f7;
    --text-muted:    #9483b5;
    --radius:        10px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Rajdhani', sans-serif;
    font-size: 16px;
}

h1, h2, h3, .brand, .nav-item, button, .btn {
    font-family: 'Oswald', sans-serif;
    letter-spacing: 0.02em;
}

code, .mono, .ip, .stat-value {
    font-family: 'JetBrains Mono', monospace;
}

a { color: var(--accent-bright); text-decoration: none; }

/* ---------- Layout shell ---------- */
.shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: var(--panel);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
    padding: 0 8px;
}
.brand span { color: var(--accent-bright); }

.brand-sub {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--text-muted);
    padding: 0 8px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

/* semnătura vizuală: puls de trafic - o linie subtire animata sub subtitlu */
.pulse-line {
    height: 2px;
    margin: 0 8px 16px;
    background: linear-gradient(90deg, var(--accent) 0%, transparent 60%);
    background-size: 200% 100%;
    animation: pulse-flow 2.6s linear infinite;
}
@keyframes pulse-flow {
    0%   { background-position: 0% 0; }
    100% { background-position: -200% 0; }
}
@media (prefers-reduced-motion: reduce) {
    .pulse-line { animation: none; background: var(--accent-dim); }
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: var(--radius);
    color: var(--text-muted);
    font-size: 15px;
    font-weight: 500;
}
.nav-item:hover { background: var(--panel-alt); color: var(--text); }
.nav-item.active {
    background: var(--panel-alt);
    color: var(--text);
    border-left: 3px solid var(--accent);
    padding-left: 9px;
}

.nav-section-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    padding: 16px 12px 4px;
}

.main {
    padding: 28px 36px;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.topbar h1 { font-size: 22px; margin: 0; font-weight: 600; }

.user-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 6px 14px 6px 6px;
    font-size: 14px;
}
.user-chip .role-badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10px;
    text-transform: uppercase;
    color: var(--accent-bright);
    background: rgba(139,92,246,0.15);
    padding: 2px 8px;
    border-radius: 999px;
}

/* ---------- Cards & tables ---------- */
.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 20px;
}

.stat-label {
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.stat-value { font-size: 28px; font-weight: 600; margin-top: 6px; }
.stat-value.danger { color: var(--danger); }
.stat-value.ok { color: var(--ok); }

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}
th, td {
    text-align: left;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}
th {
    background: var(--panel-alt);
    color: var(--text-muted);
    font-family: 'Oswald', sans-serif;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(139,92,246,0.05); }

.badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    padding: 3px 9px;
    border-radius: 999px;
    display: inline-block;
}
.badge.block { background: rgba(240,73,138,0.15); color: var(--danger); }
.badge.allow { background: rgba(53,214,143,0.15); color: var(--ok); }
.badge.role-admin { background: rgba(139,92,246,0.15); color: var(--accent-bright); }
.badge.role-client { background: rgba(148,131,181,0.15); color: var(--text-muted); }

/* ---------- Forms & buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}
.btn:hover { background: var(--accent-bright); }
.btn.secondary { background: var(--panel-alt); color: var(--text); border: 1px solid var(--border); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }

input, select {
    background: var(--panel-alt);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 10px 12px;
    border-radius: var(--radius);
    font-family: 'Rajdhani', sans-serif;
    font-size: 15px;
    width: 100%;
}
input:focus, select:focus, button:focus, a:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
label { font-size: 13px; color: var(--text-muted); display: block; margin-bottom: 6px; }
.field { margin-bottom: 16px; }

/* ---------- Auth screen ---------- */
.auth-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at top, #201538 0%, var(--bg) 60%);
}
.auth-box {
    width: 360px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
}
.auth-box h1 { font-size: 20px; margin: 0 0 4px; }
.auth-box .sub { color: var(--text-muted); font-size: 13px; margin-bottom: 24px; }

/* ---------- Nav mobil (hamburger) ---------- */
.nav-toggle-checkbox { display: none; }
.nav-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 32px;
    height: 32px;
    cursor: pointer;
}
.nav-burger span {
    display: block;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
}
.nav-backdrop { display: none; }

@media (max-width: 900px) {
    .shell { grid-template-columns: 1fr; }
    .sidebar {
        position: fixed;
        top: 0; left: 0; bottom: 0;
        width: 240px;
        z-index: 100;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        display: flex; /* suprascrie regula veche care ascundea complet sidebar-ul */
    }
    .nav-burger { display: flex; }
    .grid-4 { grid-template-columns: 1fr 1fr; }

    .nav-toggle-checkbox:checked ~ .shell .sidebar {
        transform: translateX(0);
    }
    .nav-backdrop {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 90;
    }
    .nav-toggle-checkbox:checked ~ .nav-backdrop {
        display: block;
    }
}