* {
    box-sizing: border-box;
}

:root {
    color-scheme: dark;

    --bg: #0b1120;
    --sidebar: #111827;
    --card: #172033;
    --card2: #1e293b;
    --border: rgba(255,255,255,.08);
    --text: #e5e7eb;
    --muted: #94a3b8;
    --primary: #2563eb;
    --success: #16a34a;
    --danger: #dc2626;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    background: var(--bg);
    color: var(--text);
}

.sidebar {
    position: fixed;

    top: 0;
    bottom: 0;
    left: 0;

    width: 250px;

    padding: 22px 16px;

    overflow-y: auto;

    background: var(--sidebar);

    border-right:
        1px solid var(--border);
}

.brand {
    display: flex;
    gap: 9px;
    align-items: baseline;

    padding:
        0 10px 20px;
}

.brand strong {
    font-size: 25px;
}

.brand span {
    color: var(--muted);
}

.account-box {
    margin-bottom: 22px;
    padding: 13px;

    border:
        1px solid var(--border);

    border-radius: 10px;

    background:
        rgba(255,255,255,.03);
}

.account-box strong,
.account-box span {
    display: block;
}

.account-box span {
    margin-top: 4px;

    color: var(--muted);

    font-size: 12px;
}

nav a,
.logout {
    display: block;

    margin: 2px 0;

    padding: 10px 12px;

    border-radius: 7px;

    color: var(--text);

    font-size: 13px;

    text-decoration: none;
}

nav a:hover,
nav a.active {
    background:
        rgba(37,99,235,.18);
}

.nav-section {
    margin-top: 18px;
}

.nav-section > span {
    display: block;

    padding:
        0 12px 6px;

    color: var(--muted);

    font-size: 10px;

    font-weight: 800;

    letter-spacing: .08em;

    text-transform: uppercase;
}

.logout {
    margin-top: 28px;

    color: #fca5a5;
}

.page {
    margin-left: 250px;

    padding: 28px;
}

.topbar {
    display: flex;

    justify-content:
        space-between;

    align-items:
        flex-start;

    gap: 20px;

    margin-bottom: 24px;
}

.topbar h1 {
    margin: 0 0 5px;
}

.topbar p {
    margin: 0;

    color: var(--muted);
}

.status {
    padding:
        8px 13px;

    border-radius: 999px;

    font-size: 12px;

    font-weight: 800;
}

.status.active {
    background:
        rgba(34,197,94,.15);
}

.status.suspended {
    background:
        rgba(239,68,68,.15);
}

.cards {
    display: grid;

    grid-template-columns:
        repeat(
            6,
            minmax(0,1fr)
        );

    gap: 12px;

    margin-bottom: 20px;
}

.cards article,
.panel,
.modules a {
    border:
        1px solid var(--border);

    border-radius: 11px;

    background: var(--card);
}

.cards article {
    padding: 16px;
}

.cards span,
.cards small {
    display: block;

    color: var(--muted);
}

.cards span {
    margin-bottom: 7px;

    font-size: 11px;
}

.cards strong {
    display: block;

    font-size: 17px;
}

.cards small {
    margin-top: 5px;

    font-size: 10px;
}

.panel {
    margin-bottom: 20px;

    padding: 20px;
}

.panel h2 {
    margin-top: 0;
}

.panel-header p,
.muted {
    color: var(--muted);
}

.info-grid {
    display: grid;

    grid-template-columns:
        repeat(
            3,
            minmax(0,1fr)
        );
}

.info-grid > div {
    padding: 14px;

    border-bottom:
        1px solid var(--border);
}

.info-grid span,
.info-grid strong {
    display: block;
}

.info-grid span {
    margin-bottom: 5px;

    color: var(--muted);

    font-size: 11px;
}

.info-grid strong {
    word-break: break-word;
}

.modules {
    display: grid;

    grid-template-columns:
        repeat(
            3,
            minmax(0,1fr)
        );

    gap: 13px;
}

.modules a {
    padding: 22px;

    color: var(--text);

    text-decoration: none;
}

.modules b,
.modules strong,
.modules span {
    display: block;
}

.modules b {
    margin-bottom: 14px;

    font-size: 24px;
}

.modules span {
    margin-top: 5px;

    color: var(--muted);

    font-size: 12px;
}

.login-page {
    display: grid;

    min-height: 100vh;

    place-items: center;

    padding: 20px;
}

.login-card {
    width:
        min(
            420px,
            100%
        );

    padding: 28px;

    border:
        1px solid var(--border);

    border-radius: 14px;

    background: var(--card);
}

.login-brand {
    display: flex;

    align-items: center;

    gap: 15px;

    margin-bottom: 24px;
}

.login-brand .logo {
    display: grid;

    width: 54px;
    height: 54px;

    place-items: center;

    border-radius: 12px;

    background: var(--primary);

    font-weight: 900;
}

.login-brand h1 {
    margin: 0;

    font-size: 20px;
}

.login-brand p {
    margin: 4px 0 0;

    color: var(--muted);
}

.login-card label {
    display: block;

    margin-bottom: 15px;

    font-size: 12px;

    font-weight: 700;
}

.login-card label span {
    display: block;
}

.login-card input {
    width: 100%;
    height: 43px;

    margin-top: 6px;

    padding:
        0 11px;

    border:
        1px solid var(--border);

    border-radius: 8px;

    background: var(--card2);

    color: var(--text);
}

.login-card button {
    width: 100%;
    height: 43px;

    border: 0;

    border-radius: 8px;

    background: var(--primary);

    color: white;

    font-weight: 800;

    cursor: pointer;
}

.alert {
    margin-bottom: 15px;

    padding: 11px;

    border-radius: 8px;

    background:
        rgba(239,68,68,.15);

    color: #fecaca;

    font-size: 12px;
}

@media (
    max-width: 1200px
) {

    .cards {
        grid-template-columns:
            repeat(
                3,
                minmax(0,1fr)
            );
    }

}


@media (
    max-width: 800px
) {

    .sidebar {
        position: static;

        width: 100%;
    }

    .page {
        margin-left: 0;
    }

    .modules,
    .info-grid {
        grid-template-columns:
            1fr;
    }

}


@media (
    max-width: 520px
) {

    .cards {
        grid-template-columns:
            repeat(
                2,
                minmax(0,1fr)
            );
    }

}