:root {
    color: #eaf2ff;
    background: #07111f;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-synthesis: none;
}

* {
    box-sizing: border-box;
}

body {
    min-width: 320px;
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 15% 10%, rgba(48, 112, 255, 0.2), transparent 33rem),
        radial-gradient(circle at 90% 30%, rgba(23, 205, 159, 0.13), transparent 28rem),
        #07111f;
}

button {
    font: inherit;
}

.shell {
    width: min(1240px, calc(100% - 32px));
    margin: 0 auto;
    padding: 56px 0 32px;
}

.hero,
.panel-heading,
.connection,
footer {
    display: flex;
    align-items: center;
}

.hero-actions,
.session-box {
    display: flex;
    gap: 12px;
}

.hero-actions {
    align-items: stretch;
}

.session-box {
    min-width: 150px;
    flex-direction: column;
    justify-content: center;
    padding: 12px;
    border: 1px solid rgba(139, 165, 201, 0.16);
    border-radius: 16px;
    background: rgba(11, 25, 43, 0.76);
}

.session-box small {
    color: #7890b0;
}

.hero {
    justify-content: space-between;
    gap: 32px;
    margin-bottom: 32px;
}

h1,
h2,
p {
    margin: 0;
}

h1 {
    margin-top: 4px;
    font-size: clamp(2.5rem, 7vw, 5rem);
    letter-spacing: -0.065em;
    line-height: 0.95;
}

h2 {
    font-size: 1.25rem;
}

.eyebrow {
    color: #67e7bd;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.subtitle {
    max-width: 620px;
    margin-top: 18px;
    color: #8fa5c3;
    font-size: 1.02rem;
}

.connection {
    min-width: 220px;
    gap: 12px;
    padding: 14px 18px;
    border: 1px solid rgba(139, 165, 201, 0.16);
    border-radius: 16px;
    background: rgba(11, 25, 43, 0.76);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
}

.connection strong,
.connection small {
    display: block;
}

.connection small {
    margin-top: 3px;
    color: #7890b0;
}

.connection-dot {
    width: 11px;
    height: 11px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: #ffb44a;
    box-shadow: 0 0 18px rgba(255, 180, 74, 0.7);
}

.connection-dot.online {
    background: #37e3a8;
    box-shadow: 0 0 18px rgba(55, 227, 168, 0.7);
}

.connection-dot.offline {
    background: #ff6685;
    box-shadow: 0 0 18px rgba(255, 102, 133, 0.7);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}

.metric,
.panel {
    border: 1px solid rgba(139, 165, 201, 0.14);
    background: rgba(10, 23, 40, 0.82);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(18px);
}

.metric {
    padding: 22px;
    border-radius: 18px;
}

.metric span,
.metric small {
    display: block;
    color: #7890b0;
}

.metric strong {
    display: block;
    margin: 9px 0 5px;
    color: #f5f9ff;
    font-size: 2rem;
    letter-spacing: -0.04em;
}

.panel {
    margin-top: 14px;
    overflow: hidden;
    border-radius: 20px;
}

.panel-heading {
    justify-content: space-between;
    gap: 24px;
    padding: 22px 24px;
    border-bottom: 1px solid rgba(139, 165, 201, 0.12);
}

.panel-heading h2 {
    margin-top: 5px;
}

button {
    padding: 10px 15px;
    border: 1px solid rgba(103, 231, 189, 0.35);
    border-radius: 10px;
    color: #b8ffe8;
    background: rgba(55, 227, 168, 0.08);
    cursor: pointer;
}

button:hover {
    background: rgba(55, 227, 168, 0.16);
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

button.danger {
    border-color: rgba(255, 102, 133, 0.45);
    color: #ff9db1;
    background: rgba(255, 102, 133, 0.08);
}

input {
    min-width: 220px;
    padding: 11px 13px;
    border: 1px solid rgba(139, 165, 201, 0.22);
    border-radius: 10px;
    color: #eaf2ff;
    background: rgba(4, 13, 25, 0.72);
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 15px 18px;
    border-bottom: 1px solid rgba(139, 165, 201, 0.09);
    text-align: left;
    white-space: nowrap;
}

th {
    color: #7890b0;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

td {
    color: #c7d5e9;
    font-size: 0.9rem;
}

tbody tr:last-child td {
    border-bottom: 0;
}

tbody tr:hover {
    background: rgba(72, 125, 205, 0.07);
}

.node-name {
    color: #ffffff;
    font-weight: 750;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 5px 9px;
    border-radius: 999px;
    color: #7ff2ca;
    background: rgba(55, 227, 168, 0.1);
    font-size: 0.76rem;
    font-weight: 750;
    text-transform: uppercase;
}

.badge.warning {
    color: #ffd084;
    background: rgba(255, 180, 74, 0.1);
}

.muted,
.empty {
    color: #6f86a6;
}

.empty {
    padding: 30px;
    text-align: center;
}

.topology-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    padding: 20px 24px 24px;
}

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

.admin-card {
    padding: 22px 24px;
}

.admin-card + .admin-card {
    border-left: 1px solid rgba(139, 165, 201, 0.12);
}

.record-list {
    margin-top: 14px;
}

.record {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(139, 165, 201, 0.1);
}

.record strong,
.record small {
    display: block;
}

.record small {
    margin-top: 4px;
    color: #7890b0;
}

.notice,
.lookup-bar,
.result-box,
.audits-list {
    margin: 18px 24px;
}

.notice {
    color: #9fb4d1;
}

.lookup-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.result-box {
    min-height: 90px;
    overflow: auto;
    padding: 16px;
    border-radius: 12px;
    color: #a9c6eb;
    background: rgba(4, 13, 25, 0.7);
}

.score-cell {
    display: flex;
    gap: 8px;
}

.score-cell input {
    width: 96px;
    min-width: 96px;
    padding: 8px 10px;
}

.score-cell button {
    padding: 8px 12px;
}

.panel-heading.compact {
    border-top: 1px solid rgba(139, 165, 201, 0.12);
}

.login-shell {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 20px;
}

.login-panel {
    width: min(440px, 100%);
    padding: 32px;
}

.login-panel h1 {
    margin: 8px 0 24px;
    font-size: 2.6rem;
}

.login-panel label,
.login-panel input {
    display: block;
    width: 100%;
}

.login-panel label {
    margin: 14px 0;
    color: #9fb4d1;
}

.login-panel input {
    margin-top: 7px;
}

.route {
    padding: 16px;
    border: 1px solid rgba(139, 165, 201, 0.12);
    border-radius: 14px;
    background: rgba(4, 13, 25, 0.5);
}

.route strong,
.route code {
    display: block;
}

.route code {
    margin-top: 7px;
    color: #7fa8dd;
    font-size: 0.82rem;
}

footer {
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px 24px;
    padding: 28px 0 0;
    color: #58708f;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

@media (max-width: 900px) {
    .summary-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .shell {
        width: min(100% - 20px, 1240px);
        padding-top: 28px;
    }

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

    .hero-actions,
    .admin-grid {
        width: 100%;
        grid-template-columns: 1fr;
        flex-direction: column;
    }

    .admin-card + .admin-card {
        border-top: 1px solid rgba(139, 165, 201, 0.12);
        border-left: 0;
    }

    .connection {
        width: 100%;
    }

    .summary-grid {
        grid-template-columns: 1fr;
    }
}