/* HyveGuard challenge landing — dark, monospace, no chrome.
   No external fonts, no images. Loads instantly. */

:root {
    --bg: #0b0d10;
    --bg-elev: #14181d;
    --bg-card: #181d24;
    --border: #232a33;
    --text: #d8dce0;
    --text-dim: #8b95a1;
    --text-faint: #5a6573;
    --accent: #6ee7b7;
    --accent-dim: #4ab694;
    --warn: #fbbf24;
    --bad: #f87171;
    --link: #93c5fd;
    --mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font: 16px/1.55 var(--mono);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

a { color: var(--link); text-decoration: none; border-bottom: 1px dotted var(--text-faint); }
a:hover { color: var(--accent); border-bottom-color: var(--accent); }

code {
    font-family: var(--mono);
    background: var(--bg-elev);
    padding: 1px 6px;
    border-radius: 3px;
    color: var(--accent);
    font-size: 0.92em;
    word-break: break-all;
}
.mono { font-family: var(--mono); }
.break { word-break: break-all; overflow-wrap: anywhere; }

h1, h2, h3 { color: #fff; font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 1.9rem; line-height: 1.2; margin: 0 0 1rem 0; }
h2 { font-size: 1.2rem; margin: 2.5rem 0 1rem 0; padding-bottom: 0.5rem; border-bottom: 1px solid var(--border); }
.muted  { color: var(--text-dim); }
.small  { font-size: 0.86rem; }

/* --- inline subtitle accent inside h1/h2 ("Bifrost watch — cluster status") --- */
.rune {
    font-weight: 400;
    font-size: 0.78em;
    color: var(--text-dim);
    letter-spacing: 0.01em;
    margin-left: 0.4rem;
    font-family: var(--mono);
}
.footer-flavor { margin-top: 1rem; font-style: italic; }

/* ----- top bar ----- */
header.bar {
    background: var(--bg-elev);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 10;
}
.bar-inner {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}
.brand {
    color: #fff;
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 0.02em;
    border-bottom: none;
}
.brand:hover { color: var(--accent); border-bottom: none; }
.bar-nav { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.bar-nav a {
    color: var(--text-dim);
    border-bottom: none;
    font-size: 0.92rem;
}
.bar-nav a:hover { color: var(--accent); }

/* ----- main ----- */
main {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 1.25rem 4rem;
}
section { margin: 2rem 0; }

.hero { padding: 2.5rem 0 1rem; }
.lead { font-size: 1.1rem; color: var(--text); margin: 0 0 1.5rem 0; max-width: 60ch; }
.snark {
    color: var(--accent-dim);
    font-style: italic;
    border-left: 3px solid var(--accent-dim);
    padding-left: 1rem;
    margin: 1rem 0 0 0;
    max-width: 65ch;
}

/* ----- status grid ----- */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
    margin: 1rem 0;
}
.node-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.9rem 1rem;
    transition: border-color 0.2s;
}
.node-card.ok       { border-color: var(--accent-dim); }
.node-card.warn     { border-color: var(--warn); }
.node-card.bad      { border-color: var(--bad); }
.node-card.unknown  { border-color: var(--border); }
.node-name {
    color: #fff;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.dot {
    width: 0.7rem; height: 0.7rem;
    border-radius: 50%;
    background: var(--text-faint);
    box-shadow: 0 0 0 0 var(--text-faint);
}
.dot.ok   { background: var(--accent);   box-shadow: 0 0 8px var(--accent-dim); }
.dot.bad  { background: var(--bad);      box-shadow: 0 0 8px var(--bad); }
.dot.warn { background: var(--warn);     box-shadow: 0 0 8px var(--warn); }
.dot.pulse { animation: pulse 1.6s ease-in-out infinite; }
@keyframes pulse {
    0%, 100% { opacity: 0.95; }
    50%      { opacity: 0.4; }
}
.node-meta { font-size: 0.82rem; color: var(--text-dim); }
.node-meta div { margin: 0.2rem 0; }
.agreement {
    margin: 0.75rem 0 0 0;
    font-size: 0.9rem;
    color: var(--text-dim);
}
.agreement.bad { color: var(--bad); }
.agreement.ok  { color: var(--accent-dim); }

/* ----- key-value blocks ----- */
.kv {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1rem 1.25rem;
}
.kv > div {
    display: grid;
    grid-template-columns: 11rem 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px dashed var(--border);
}
.kv > div:last-child { border-bottom: none; }
.kv label {
    color: var(--text-dim);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
button.copy {
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 0.25rem 0.6rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    cursor: pointer;
    transition: all 0.15s;
}
button.copy:hover { color: var(--accent); border-color: var(--accent-dim); }
button.copy.copied { color: var(--accent); border-color: var(--accent); }

@media (max-width: 640px) {
    .kv > div { grid-template-columns: 1fr; gap: 0.4rem; }
    .kv label { margin-top: 0.5rem; }
}

/* ----- howto disclosure ----- */
details.howto {
    margin-top: 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.75rem 1.25rem;
}
details.howto summary {
    cursor: pointer;
    color: var(--text);
    font-weight: 600;
    user-select: none;
}
details.howto[open] summary { color: var(--accent); }
details.howto ol { padding-left: 1.5rem; }
details.howto li { margin: 0.4rem 0; color: var(--text-dim); }

/* ----- form ----- */
form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 1.25rem;
}
form label {
    display: block;
    color: var(--text-dim);
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0.75rem 0 0.3rem 0;
}
form input[type="text"] {
    width: 100%;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 3px;
    color: var(--text);
    font-family: var(--mono);
    font-size: 0.92rem;
    padding: 0.6rem 0.75rem;
}
form input[type="text"]:focus {
    outline: none;
    border-color: var(--accent-dim);
}
form button[type="submit"] {
    margin-top: 1rem;
    background: var(--accent);
    color: #052017;
    border: none;
    padding: 0.6rem 1.4rem;
    font-family: var(--mono);
    font-weight: 700;
    border-radius: 3px;
    cursor: pointer;
    font-size: 0.95rem;
    transition: background 0.15s;
}
form button[type="submit"]:hover { background: var(--accent-dim); }
form button[type="submit"]:disabled {
    background: var(--text-faint);
    color: var(--bg);
    cursor: not-allowed;
}
.result { margin: 0.75rem 0 0 0; min-height: 1.4em; font-size: 0.92rem; }
.result.ok      { color: var(--accent); }
.result.bad     { color: var(--bad); }
.result.pending { color: var(--warn); }

/* ----- tier list ----- */
.tier-list {
    list-style: none;
    padding: 0;
}
.tier-list li {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.85rem 1.25rem;
    margin: 0.5rem 0;
    line-height: 1.55;
}
/* Norse rank badges next to each tier title */
.rank-badge {
    display: inline-block;
    padding: 0.1rem 0.55rem;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    border: 1px solid;
    margin-left: 0.5rem;
    vertical-align: middle;
    font-family: var(--mono);
    text-transform: uppercase;
}
.rank-badge.t1 { color: #9ca8b6; border-color: #2f3a47; background: #161b22; }
.rank-badge.t2 { color: #f59e8a; border-color: #6f3727; background: #1f1313; }
.rank-badge.t3 { color: #93c5fd; border-color: #2c4a7a; background: #131a26; }
.rank-badge.t4 { color: #c4b5fd; border-color: #4f4391; background: #181430; }
.rank-badge.t5 { color: #fde68a; border-color: #7a5f1c; background: #1f1a0c; }

/* ----- rules summary ----- */
.rules-summary ul { list-style: square; padding-left: 1.5rem; }
.rules-summary li { margin: 0.5rem 0; color: var(--text); }

/* ----- presence indicator ----- */
.presence {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--text-dim);
    font-size: 0.82rem;
    padding: 0.2rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg-card);
}
.presence .dot { width: 0.55rem; height: 0.55rem; border-radius: 50%; background: var(--text-faint); }
.presence .dot.watching { background: var(--accent); box-shadow: 0 0 6px var(--accent-dim); }
.presence .dot.afk      { background: var(--warn);   box-shadow: 0 0 6px var(--warn); }
.presence .dot.quiet    { background: var(--text-dim); }
.presence .dot.asleep   { background: var(--text-faint); }
.presence .dot.unknown  { background: var(--text-faint); animation: pulse 2.4s ease-in-out infinite; }

/* ----- activity grid ----- */
.activity-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.6rem;
    margin: 1rem 0 0 0;
}
.activity-cell {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.7rem 0.9rem;
}
.activity-cell .lbl {
    color: var(--text-dim);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.4rem;
}
.activity-cell .val {
    color: #fff;
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1;
}
.activity-cell .sub {
    color: var(--text-dim);
    font-size: 0.78rem;
    margin-top: 0.3rem;
}
.activity-cell.warm  { border-color: var(--warn); }
.activity-cell.hot   { border-color: var(--accent-dim); }

/* ----- handles list ----- */
.handles-list {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.6rem 0.8rem;
    max-height: 320px;
    overflow-y: auto;
}
.handle-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    border-bottom: 1px dashed var(--border);
}
.handle-row:last-child { border-bottom: none; }
.handle-row .h-name {
    color: #fff;
    font-weight: 600;
    flex-grow: 1;
}
.handle-row .h-when {
    color: var(--text-faint);
    font-size: 0.82rem;
}
.h-badges { display: flex; gap: 0.3rem; }
.h-badge {
    background: var(--bg-elev);
    color: var(--accent);
    border: 1px solid var(--accent-dim);
    border-radius: 999px;
    padding: 0.1rem 0.55rem;
    font-size: 0.74rem;
    font-weight: 600;
}
.h-badge.tier-4 { color: var(--warn); border-color: var(--warn); }
.h-badge.tier-5 { color: var(--bad);  border-color: var(--bad); }

/* ----- footer ----- */
footer {
    margin-top: 4rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 0.88rem;
    text-align: center;
}
footer p { margin: 0.4rem 0; }
.onion code { color: var(--text-dim); }