* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: Inter, Segoe UI, Arial, sans-serif;
    background: #101218;
    color: #e7e9ee;
}
a { color: inherit; text-decoration: none; }
label { display: block; margin: 10px 0 6px; color: #aeb6c6; }
input, textarea, select {
    width: 100%;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid #2b3343;
    background: #131a26;
    color: #e7e9ee;
}
textarea { resize: vertical; }
hr { border-color: #232a39; margin: 22px 0; }

.app-layout { min-height: 100vh; display: grid; grid-template-columns: 260px 1fr; }
.sidebar {
    background: #0d1118;
    border-right: 1px solid #1f2735;
    padding: 20px;
}
.sidebar h2 { margin-top: 0; color: #7c8fff; }
.sidebar nav { display: grid; gap: 8px; }
.sidebar nav a {
    padding: 10px 12px;
    border-radius: 10px;
    color: #bdc5d6;
}
.sidebar nav a.active, .sidebar nav a:hover { background: #1b2434; color: #f1f3f8; }

.content { padding: 20px; }
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.topbar h1 { margin: 0; font-size: 1.5rem; }
.topbar p { margin: 5px 0 0; color: #97a0b4; }

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.server-card, .panel, .auth-card {
    background: #161d2b;
    border: 1px solid #283349;
    border-radius: 16px;
    padding: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
.server-head { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
.server-head img {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
}
.server-head h3 { margin: 0; }
.server-head p { margin: 4px 0 0; color: #9aa3b6; font-size: 0.9rem; }

.status-row { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
.status {
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
    border: 1px solid transparent;
}
.status.ok { background: rgba(61, 179, 116, 0.16); border-color: #3db374; color: #95e5b8; }
.status.warn { background: rgba(240, 185, 11, 0.16); border-color: #f0b90b; color: #f5d674; }
.status.info { background: rgba(88, 101, 242, 0.16); border-color: #5865f2; color: #aeb6ff; }

.btn {
    border: 0;
    cursor: pointer;
    border-radius: 10px;
    padding: 10px 12px;
    color: #fff;
    display: inline-block;
}
.btn-primary { background: #5865f2; }
.btn-secondary { background: #363d4e; }
.btn-block { width: 100%; text-align: center; }

.panel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel h2 { margin-top: 0; }
.feature-list { display: grid; gap: 8px; margin-bottom: 12px; }
.feature-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #121825;
    border: 1px solid #253049;
    border-radius: 12px;
    padding: 10px;
}
.feature-toggle small { color: #97a0b4; display: block; margin-top: 4px; }

.alert {
    margin-bottom: 12px;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid;
}
.alert-success { border-color: #3db374; background: rgba(61, 179, 116, 0.16); color: #95e5b8; }
.alert-error { border-color: #e35252; background: rgba(227, 82, 82, 0.16); color: #ffb0b0; }

.auth-body { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth-wrapper { width: 100%; max-width: 520px; }
.auth-card h1 { margin-top: 0; }
.badge {
    background: #5865f2;
    color: #fff;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
}

@media (max-width: 980px) {
    .app-layout { grid-template-columns: 1fr; }
    .sidebar { border-right: none; border-bottom: 1px solid #1f2735; }
    .panel-grid { grid-template-columns: 1fr; }
}