:root {
    --brand-primary: #0ea5e9;
    --brand-accent: #22c55e;
    --brand-bg: #07111f;
    --panel-alpha: 0.78;
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    margin: 0;
    color: #f7fbff;
    font-family: "Segoe UI", system-ui, sans-serif;
    background:
        radial-gradient(circle at 15% 10%, color-mix(in srgb, var(--brand-primary) 32%, transparent), transparent 36%),
        radial-gradient(circle at 80% 12%, color-mix(in srgb, var(--brand-accent) 22%, transparent), transparent 32%),
        linear-gradient(145deg, var(--brand-bg), #030712);
}

a {
    color: inherit;
}

button,
input,
select,
textarea {
    font: inherit;
}

.app-shell {
    display: grid;
    min-height: 100vh;
    grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
    padding: 28px;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(18px);
}

.brand {
    display: grid;
    gap: 10px;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.brand img {
    width: min(150px, 100%);
    max-height: 72px;
    object-fit: contain;
    object-position: left center;
}

.sidebar nav {
    display: grid;
    gap: 10px;
}

.sidebar a,
button,
.button-primary {
    min-height: 42px;
    padding: 10px 14px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 14px;
    color: #f7fbff;
    background: rgba(255, 255, 255, 0.08);
    text-decoration: none;
    cursor: pointer;
}

.button-primary {
    border: 0;
    color: #04111f;
    background: linear-gradient(90deg, var(--brand-primary), var(--brand-accent));
    font-weight: 850;
}

.danger {
    border-color: rgba(248, 113, 113, 0.5);
    color: #fecaca;
}

.main-content {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
    padding: 34px 0 56px;
}

.login-card,
.hero,
.panel,
.resource-card,
.empty-state {
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 28px;
    background: rgba(9, 18, 34, var(--panel-alpha));
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.35);
    backdrop-filter: blur(20px);
}

.login-card {
    width: min(460px, calc(100vw - 32px));
    margin: 10vh auto;
    padding: 28px;
}

.hero {
    padding: 30px;
    margin-bottom: 22px;
}

.hero.compact {
    padding: 24px;
}

.eyebrow {
    margin: 0 0 8px;
    color: var(--brand-accent);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

h1,
h2,
p {
    margin-top: 0;
}

h1 {
    max-width: 880px;
    margin-bottom: 12px;
    font-size: clamp(2rem, 4vw, 4.5rem);
    line-height: 1;
}

.muted {
    color: #9fb3c8;
}

.flash {
    padding: 12px 14px;
    margin-bottom: 16px;
    border-radius: 14px;
    background: rgba(34, 197, 94, 0.15);
}

.flash-error {
    background: rgba(248, 113, 113, 0.16);
}

.form-stack,
.admin-grid,
.user-row {
    display: grid;
    gap: 14px;
}

.admin-grid,
.user-row {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    align-items: end;
}

label {
    display: grid;
    gap: 7px;
}

label span {
    color: #b7c7d8;
    font-size: 0.86rem;
    font-weight: 750;
}

input,
select,
textarea {
    width: 100%;
    min-height: 42px;
    padding: 10px 12px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 13px;
    color: #f7fbff;
    background: rgba(255, 255, 255, 0.08);
}

input[type="color"] {
    min-height: 54px;
    padding: 5px;
}

input[type="file"] {
    height: auto;
}

input[type="range"] {
    padding: 0;
    accent-color: var(--brand-primary);
}

textarea {
    resize: vertical;
}

.checkline {
    display: flex;
    gap: 8px;
    align-items: center;
}

.checkline input {
    width: auto;
}

.panel {
    padding: 24px;
    margin-bottom: 20px;
}

.user-list {
    display: grid;
    gap: 12px;
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 18px;
}

.resource-card,
.empty-state {
    padding: 24px;
}

.connection-list {
    display: grid;
    gap: 18px;
}

.connection-card {
    display: grid;
    gap: 18px;
    padding: 22px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.055);
}

.auth-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 14px;
}

.color-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 14px;
}

.color-field {
    padding: 14px;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.055);
}

.logo-editor {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(220px, 0.7fr);
    gap: 18px;
    align-items: start;
}

.logo-preview {
    display: grid;
    gap: 12px;
    min-height: 160px;
    padding: 18px;
    place-items: center;
    border: 1px dashed rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.05);
}

.logo-preview img {
    max-width: 100%;
    max-height: 110px;
    object-fit: contain;
}

[hidden] {
    display: none !important;
}

.resource-head {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    justify-content: space-between;
}

.status-pill {
    padding: 8px 11px;
    border-radius: 999px;
    color: #bbf7d0;
    background: rgba(34, 197, 94, 0.16);
}

.live-pill {
    display: inline-flex;
    margin-top: 4px;
    padding: 8px 11px;
    border-radius: 999px;
    color: #bae6fd;
    background: rgba(14, 165, 233, 0.14);
    font-size: 0.82rem;
    font-weight: 800;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 22px 0;
}

.metric-grid div {
    padding: 14px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.07);
}

.metric-grid span {
    display: block;
    color: #9fb3c8;
    font-size: 0.82rem;
}

.metric-grid strong {
    display: inline-flex;
    gap: 4px;
    align-items: baseline;
    font-size: 1.72rem;
    line-height: 1.05;
}

.metric-grid strong > span {
    font-variant-numeric: tabular-nums;
}

.metric-grid strong > small {
    color: #b7c7d8;
    font-size: 0.64em;
    font-weight: 800;
}

.metric-network,
.metric-io {
    grid-column: span 2;
}

.metric-network strong,
.metric-io strong {
    display: inline-flex;
    gap: 7px;
    align-items: baseline;
    margin-right: 16px;
}

.metric-label {
    color: #9fb3c8;
    min-width: 38px;
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
}

.metric-unit {
    color: #b7c7d8;
    font-size: 0.66em;
    font-weight: 800;
}

.metric-error {
    margin: -8px 0 18px;
    padding: 10px 12px;
    border-radius: 12px;
    color: #fecaca;
    background: rgba(248, 113, 113, 0.13);
}

.is-hidden {
    display: none !important;
}

.action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

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

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

.data-table th,
.data-table td {
    padding: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: left;
    vertical-align: middle;
}

.data-table th {
    color: #b7c7d8;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.data-table code {
    padding: 4px 7px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.08);
}

@media (max-width: 840px) {
    .app-shell {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }

    .logo-editor {
        grid-template-columns: 1fr;
    }
}