:root {
    --bg: #071522;
    --bg-soft: #0d1d2b;
    --panel: rgba(18, 29, 43, 0.96);
    --panel-alt: #122437;
    --border: rgba(145, 170, 206, 0.2);
    --text: #edf6ff;
    --muted: #9bb7d8;
    --primary: #4da3ff;
    --primary-strong: #6a72ff;
    --green: #2dd4a8;
    --green-soft: rgba(45, 212, 168, 0.18);
    --purple: #8c7dff;
    --oranged: #ffb454;
    --shadow: 0 24px 60px rgba(5, 11, 18, 0.45);
}

body {
    margin: 0;
    background: linear-gradient(180deg, #071522 0%, #0d1a2a 100%);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.cloudsystems-panel-shell {
    display: flex;
    min-height: 100vh;
    background: transparent;
}

.cloudsystems-sidebar {
    width: 260px;
    background: rgba(12, 22, 34, 0.98);
    border-right: 1px solid var(--border);
    padding: 20px 18px;
}

.brand-block {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 26px;
}

.brand-mark {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    box-shadow: var(--shadow);
}

.brand-name {
    font-size: 1.08rem;
    font-weight: 700;
}

.brand-subtitle {
    color: var(--muted);
    font-size: 12px;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--muted);
    border: 1px solid transparent;
    transition: 0.2s ease;
}

.nav-item:hover,
.nav-item.active {
    background: rgba(77, 163, 255, 0.08);
    border-color: rgba(77, 163, 255, 0.25);
    color: var(--text);
}

.nav-icon {
    width: 16px;
    text-align: center;
}

.cloudsystems-content {
    flex: 1;
    padding: 28px 30px 40px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: rgba(18, 29, 43, 0.8);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 12px 18px;
    box-shadow: var(--shadow);
}

.topbar-search {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
    border-radius: 12px;
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    padding: 0 12px;
    min-height: 46px;
}

.topbar-search input {
    border: none;
    background: transparent;
    outline: none;
    width: 100%;
    color: var(--muted);
}

.topbar-user {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--purple));
    font-weight: 700;
}

.user-name {
    font-weight: 700;
}

.user-role {
    color: var(--muted);
    font-size: 12px;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 26px 0 20px;
}

.eyebrow {
    margin: 0 0 8px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    font-size: 11px;
}

.page-header h1 {
    margin: 0;
    font-size: clamp(2rem, 3vw, 2.7rem);
}

.primary-button,
.ghost-button,
.small-button {
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: 0.2s ease;
}

.primary-button {
    padding: 12px 18px;
    background: linear-gradient(135deg, var(--primary), var(--primary-strong));
    color: white;
    font-weight: 700;
    box-shadow: 0 18px 28px rgba(86, 128, 255, 0.35);
}

.ghost-button,
.small-button {
    padding: 10px 14px;
    background: rgba(255,255,255,0.03);
    color: var(--text);
    border: 1px solid var(--border);
}

.small-button {
    padding: 8px 10px;
    font-size: 12px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(180px, 1fr));
    gap: 18px;
}

.stat-card,
.panel-card {
    background: rgba(18, 29, 43, 0.94);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: var(--shadow);
}

.stat-card {
    padding: 20px;
}

.tone-blue { border-top: 3px solid var(--primary); }
.tone-green { border-top: 3px solid var(--green); }
.tone-purple { border-top: 3px solid var(--purple); }
.tone-orange { border-top: 3px solid var(--oranged); }

.card-label {
    color: var(--muted);
    font-size: 13px;
}

.card-value {
    font-size: clamp(1.8rem, 2vw, 2.5rem);
    font-weight: 800;
    margin: 12px 0 8px;
}

.card-caption {
    color: var(--muted);
    font-size: 13px;
}

.overview-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 18px;
    margin-top: 22px;
}

.panel-card {
    padding: 20px;
}

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

.panel-head h2,
.panel-head h3 {
    margin: 0;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--green-soft);
    color: #a9f3d5;
    font-size: 12px;
    font-weight: 700;
}

.metrics-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(120px, 1fr));
    gap: 14px;
}

.metric-box {
    border: 1px solid var(--border);
    border-radius: 14px;
    background: rgba(255,255,255,0.02);
    padding: 14px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.metric-box span {
    color: var(--muted);
    font-size: 12px;
}

.metric-box strong {
    font-size: 1.5rem;
}

.metric-box small {
    color: #a9f3d5;
}

.activity-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.activity-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}

.activity-item:last-child {
    border-bottom: none;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    display: inline-block;
}

.status-ok .dot { background: var(--green); }
.status-warning .dot { background: var(--oranged); }

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 700px;
}

th, td {
    padding: 14px 12px;
    text-align: left;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

th {
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

@media (max-width: 980px) {
    .cloudsystems-shell {
        display: block;
    }

    .cloudsystems-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .stats-grid,
    .metrics-row,
    .overview-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 720px) {
    .cloudsystems-content {
        padding: 20px 16px 32px;
    }

    .topbar {
        flex-wrap: wrap;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .stats-grid,
    .metrics-row,
    .overview-grid {
        grid-template-columns: 1fr;
    }
}