:root {
    --ink: #030303;
    --text: #464646;
    --muted: #a1a1a1;
    --accent: #00a9ff;
    --accent-dark: #008bd1;
    --line: #e8e8e8;
    --surface: #ffffff;
    --surface-soft: #f6f6f6;
    --shadow: 0 1px 5px rgba(0, 0, 0, .10);
    font-family: "Open Sans", Arial, sans-serif;
    color: var(--text);
    background: var(--surface);
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
    min-height: 100vh;
    margin: 0;
    background: var(--surface);
    color: var(--text);
    font-size: 15px;
    line-height: 1.7;
}

body::selection { color: #fff; background: var(--accent); }

h1, h2, h3, h4, p { margin-top: 0; }

h1, h2, h3 {
    color: var(--ink);
    font-family: Montserrat, "Open Sans", Arial, sans-serif;
    font-weight: 600;
    line-height: 1.25;
}

h1 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.035em; }
h2 { font-size: 1.35rem; }

button, input { font: inherit; }

button {
    border: 0;
    cursor: pointer;
}

a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
    transition: color .2s ease, background-color .2s ease, transform .2s ease;
}

a:hover { color: var(--accent-dark); }

.auth-page {
    display: grid;
    min-height: 100vh;
    place-items: center;
    padding: 2rem 1rem;
    background: linear-gradient(180deg, #fff 0%, #fafafa 100%);
}

.auth-card {
    width: min(100%, 31rem);
    padding: clamp(2rem, 6vw, 3.5rem);
    background: var(--surface);
    border: 1px solid var(--line);
    box-shadow: 0 1.5rem 4rem rgba(0, 0, 0, .07);
}

.brand-mark {
    display: grid;
    width: 3.5rem;
    height: 3.5rem;
    place-items: center;
    margin-bottom: 2rem;
    color: #fff;
    background: var(--accent);
    border-radius: 50%;
    font-family: Montserrat, sans-serif;
    font-size: 1.25rem;
    font-weight: 600;
    box-shadow: 0 0 0 .45rem rgba(0, 169, 255, .10);
}

.eyebrow {
    margin-bottom: .6rem;
    color: var(--accent);
    font-family: Montserrat, "Open Sans", sans-serif;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.auth-card h1 { margin-bottom: .75rem; }
.intro { color: var(--muted); line-height: 1.75; }

.login-form {
    display: grid;
    gap: .65rem;
    margin-top: 2rem;
}

label {
    margin-top: .45rem;
    color: var(--text);
    font-family: Montserrat, "Open Sans", sans-serif;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .02em;
}

input, select {
    width: 100%;
    padding: .85rem 1rem;
    color: var(--text);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 0;
    outline: 0;
    transition: border-color .2s ease, box-shadow .2s ease;
}

input:focus, select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 169, 255, .12);
}

.consent-line { display: flex; align-items: flex-start; gap: .6rem; margin-top: .8rem; font-family: "Open Sans", Arial, sans-serif; font-size: .82rem; font-weight: 400; letter-spacing: 0; line-height: 1.5; }
.consent-line input { width: auto; flex: 0 0 auto; margin-top: .25rem; }
fieldset:disabled { opacity: .6; }

button {
    margin-top: .9rem;
    padding: .9rem 1.2rem;
    color: #fff;
    background: #333;
    border-radius: 0;
    font-family: Montserrat, "Open Sans", sans-serif;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
}

button:hover { background: var(--accent); transform: translateY(-1px); }

.alert {
    margin-top: 1.25rem;
    padding: .8rem 1rem;
    border: 1px solid var(--line);
    line-height: 1.5;
    font-size: .9rem;
}

.alert-error { color: #a33b3b; background: #fff7f7; border-color: #efcaca; }
.alert-success { color: #24724b; background: #f4fbf7; border-color: #bfe4cd; }
.form-footer { margin: 1.25rem 0 0; color: var(--muted); text-align: center; font-size: .85rem; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    min-height: 4.25rem;
    padding: 0 clamp(1rem, 5vw, 4rem);
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.topbar-brand { display: flex; align-items: center; flex-shrink: 0; }
.topbar-brand strong { color: var(--ink); font-family: Montserrat, "Open Sans", sans-serif; font-size: 1.05rem; font-weight: 600; letter-spacing: .02em; }
.topbar-subtitle { margin-left: .85rem; color: var(--muted); font-size: .85rem; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: .25rem; flex: 1; }
.main-nav a { padding: .65rem .8rem; color: var(--muted); font-family: Montserrat, "Open Sans", sans-serif; font-size: .72rem; font-weight: 600; letter-spacing: .04em; }
.main-nav a:hover, .main-nav a.active { color: var(--ink); background: var(--surface-soft); }
.main-nav a.active { box-shadow: inset 0 -2px 0 var(--accent); }
.topbar-actions { display: flex; align-items: center; flex-shrink: 0; gap: 1.25rem; color: var(--muted); font-size: .85rem; }
.topbar-actions a { font-family: Montserrat, "Open Sans", sans-serif; font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }

.dashboard {
    width: min(100% - 2rem, 72rem);
    margin: 0 auto;
    padding: clamp(3rem, 8vw, 6rem) 0;
}

.dashboard h1 { max-width: 42rem; margin-bottom: .9rem; }
.dashboard > .intro { max-width: 42rem; }

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3.5rem;
}

.dashboard-card {
    min-height: 15rem;
    padding: 1.75rem;
    background: #fff;
    border: 1px solid var(--line);
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.dashboard-card:hover {
    border-color: rgba(0, 169, 255, .55);
    box-shadow: 0 1rem 2rem rgba(0, 0, 0, .07);
    transform: translateY(-2px);
}

.card-icon {
    color: var(--accent);
    font-family: Montserrat, "Open Sans", sans-serif;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .12em;
}

.dashboard-card h2 { margin: 1.8rem 0 .65rem; }
.dashboard-card p { min-height: 4.2rem; color: var(--muted); line-height: 1.65; }

.status-badge {
    display: inline-block;
    padding: .3rem .65rem;
    color: var(--text);
    background: var(--surface-soft);
    border: 1px solid var(--line);
    font-family: Montserrat, "Open Sans", sans-serif;
    font-size: .68rem;
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
}

.status-online { color: #24724b; background: #f4fbf7; border-color: #bfe4cd; }
.data-section { margin-top: 4rem; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.25rem; }
.section-heading h2 { margin: 0; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); }
.data-table { width: 100%; border-collapse: collapse; background: #fff; font-size: .9rem; }
.data-table th { color: var(--muted); background: var(--surface-soft); font-family: Montserrat, "Open Sans", sans-serif; font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-align: left; text-transform: uppercase; }
.data-table th, .data-table td { padding: 1rem 1.1rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table td { color: var(--text); }
.data-table code { color: var(--muted); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: .82rem; }
.container-state { display: inline-block; color: var(--muted); font-size: .82rem; }
.container-state.running { color: #24724b; font-weight: 600; }
.container-state.exited, .container-state.dead { color: #a33b3b; }
.empty-state { padding: 2rem; color: var(--muted); background: var(--surface-soft); border: 1px solid var(--line); }

.realm-grid { display: grid; gap: 1.5rem; margin-top: 3rem; }
.realm-card { padding: 1.75rem; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.realm-card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.realm-card-header h2 { margin: 0; }
.status-offline { color: #a33b3b; background: #fff7f7; border-color: #efcaca; }
.realm-meta, .realm-footer { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .75rem 1.5rem; color: var(--muted); font-size: .82rem; }
.realm-meta { margin-top: 1.25rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.realm-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.5rem; }
.realm-metric { padding: 1rem; background: var(--surface-soft); border: 1px solid var(--line); }
.realm-metric strong { display: block; margin: .35rem 0 .1rem; color: var(--ink); font-family: Montserrat, sans-serif; font-size: 1.35rem; }
.realm-metric small { display: block; color: var(--muted); line-height: 1.45; }
.metric-label { color: var(--accent); font-family: Montserrat, sans-serif; font-size: .7rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.realm-footer { margin-top: 1.25rem; padding-top: 1rem; border-top: 1px solid var(--line); font-size: .75rem; }
.realm-footer code { color: var(--text); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.dashboard-link { margin-top: 1.5rem; text-align: right; }

@media (max-width: 700px) {
    .card-grid, .realm-metrics { grid-template-columns: 1fr; }
    .topbar { align-items: stretch; flex-direction: column; padding-top: 1rem; padding-bottom: 1rem; }
    .topbar-brand { justify-content: space-between; }
    .main-nav { align-items: stretch; flex-wrap: wrap; justify-content: flex-start; margin: .75rem 0; }
    .main-nav a { flex: 1 1 auto; text-align: center; }
    .topbar-actions { width: 100%; justify-content: space-between; }
    .auth-card { padding: 2.25rem 1.75rem; }
}