:root {
    --bg: #0f1419;
    --surface: #1a2028;
    --border: #2a323d;
    --text: #e8eef2;
    --text-dim: #8a96a3;
    --accent: #4fb3d9;
    --green: #5cb85c;
    --amber: #e0a458;
    --red: #d9534f;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.top-bar {
    display: flex;
    align-items: baseline;
    gap: 1.5rem;
    padding: 1rem 2rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.top-bar h1 {
    font-size: 1.25rem;
    margin: 0;
    color: var(--accent);
}

.race-info {
    color: var(--text-dim);
    font-size: 0.9rem;
}

.top-nav {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

.top-nav a {
    color: var(--text-dim);
    text-decoration: none;
    padding: 0.3rem 0.7rem;
    border-radius: 4px;
    font-size: 0.95rem;
}

.top-nav a:hover {
    color: var(--text);
}

.top-nav a.active {
    color: var(--accent);
    background: var(--bg);
}

.content {
    max-width: 960px;
    margin: 2rem auto;
    padding: 0 2rem;
}

.placeholder-card,
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
}

.placeholder-card h3,
.card h3 {
    margin: 0 0 0.5rem 0;
    font-size: 0.9rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.placeholder-card p,
.card p {
    margin: 0 0 0.4rem 0;
}

.big-number {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.1;
}

.readiness-card .big-number { color: var(--text); }
.readiness-card.readiness-green .band { color: var(--green); }
.readiness-card.readiness-amber .band { color: var(--amber); }
.readiness-card.readiness-red   .band { color: var(--red); }
.readiness-card.readiness-unknown .band { color: var(--text-dim); }
.readiness-card .band { font-size: 1.1rem; font-weight: 500; text-transform: uppercase; letter-spacing: 0.08em; }
.readiness-card .why  { color: var(--text-dim); font-style: italic; }

.acwr-safe       { color: var(--green); }
.acwr-warn       { color: var(--amber); }
.acwr-danger     { color: var(--red); }
.acwr-detraining { color: var(--accent); }

.band-green   { color: var(--green); font-weight: 600; }
.band-amber   { color: var(--amber); font-weight: 600; }
.band-red     { color: var(--red);   font-weight: 600; }
.band-unknown { color: var(--text-dim); }

dl.kv {
    display: grid;
    grid-template-columns: max-content 1fr;
    gap: 0.4rem 1rem;
    margin: 0;
}
dl.kv dt { color: var(--text-dim); font-size: 0.9rem; }
dl.kv dd { margin: 0; font-variant-numeric: tabular-nums; }

.dim {
    color: var(--text-dim);
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

table.data-table th,
table.data-table td {
    padding: 0.6rem 0.9rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

table.data-table th {
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--bg);
}

table.data-table tr:last-child td {
    border-bottom: none;
}

table.data-table .num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

#blazor-error-ui {
    background: var(--red);
    color: white;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}