/* Shared styles for the status, engine and lab pages. Uses the design tokens
   defined in base.html (--c, --g, --text-*, --border, ...). */

@keyframes lab-fade-up {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

.lab-hero { padding: 2.6rem 0 2rem; max-width: 780px; animation: lab-fade-up 0.45s ease both; }
.lab-kicker {
    font-family: 'Share Tech Mono', monospace;
    font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase;
    color: var(--text-dim); margin-bottom: 1.1rem;
}
.lab-kicker span { color: var(--c); }
.lab-h1 {
    font-family: 'Orbitron', monospace; font-weight: 900;
    font-size: clamp(1.6rem, 4.2vw, 2.7rem); line-height: 1.15;
    color: var(--text-hi); margin-bottom: 1rem;
}
.lab-h1 .hl { color: var(--c); text-shadow: var(--glow-c); }
.lab-sub { font-size: 1.06rem; line-height: 1.75; color: var(--text-body); max-width: 680px; }
.lab-sub strong { color: var(--text-hi); font-weight: 600; }
.lab-sub code, .lab-prose code {
    font-family: 'Share Tech Mono', monospace; font-size: 0.92em;
    color: var(--text-code); background: rgba(0,229,255,0.05);
    padding: 0.05em 0.35em; border: 1px solid var(--border);
}

.lab-h2 {
    font-family: 'Orbitron', monospace; font-weight: 700; font-size: 1.05rem;
    letter-spacing: 0.06em; color: var(--text-hi); margin: 2.4rem 0 1rem;
}
.lab-h2::before { content: '// '; color: var(--c); }
.lab-prose { max-width: 720px; line-height: 1.75; }
.lab-prose p { margin-bottom: 1rem; }
.lab-prose strong { color: var(--text-hi); }
.lab-prose ul { margin: 0 0 1rem 1.2rem; }
.lab-prose li { margin-bottom: 0.4rem; }

/* status line */
.lab-live {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-family: 'Share Tech Mono', monospace; font-size: 0.72rem; letter-spacing: 0.14em;
    padding: 0.35rem 0.75rem; border: 1px solid var(--border-hi); margin-top: 1.2rem;
}
.lab-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--text-dim); }
.lab-live.ok { color: var(--g); border-color: rgba(0,255,65,0.3); }
.lab-live.ok .lab-dot { background: var(--g); box-shadow: var(--glow-g); }
.lab-live.down { color: var(--p); border-color: rgba(255,61,107,0.35); }
.lab-live.down .lab-dot { background: var(--p); }

/* stat tiles */
.lab-grid {
    display: grid; gap: 0.9rem;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    animation: lab-fade-up 0.45s ease 0.08s both;
}
.lab-tile {
    background: var(--bg-card); border: 1px solid var(--border);
    padding: 1rem 1.1rem 0.95rem; position: relative; min-width: 0;
}
.lab-tile::before {
    content: ''; position: absolute; left: 0; top: 0; width: 2px; height: 100%;
    background: linear-gradient(var(--c), transparent); opacity: 0.6;
}
.lab-tile-label {
    font-family: 'Share Tech Mono', monospace; font-size: 0.64rem;
    letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-dim);
}
.lab-tile-value {
    font-family: 'Orbitron', monospace; font-weight: 700; font-size: 1.45rem;
    color: var(--text-hi); margin: 0.35rem 0 0.15rem; font-variant-numeric: tabular-nums;
    overflow-wrap: anywhere;
}
.lab-tile-note { font-size: 0.85rem; color: var(--text-dim); }

/* cards */
.lab-card {
    background: var(--bg-card); border: 1px solid var(--border);
    padding: 1.3rem 1.3rem 1.2rem; margin-top: 1rem; min-width: 0;
}
.lab-card-title {
    font-family: 'Share Tech Mono', monospace; font-size: 0.72rem;
    letter-spacing: 0.16em; text-transform: uppercase; color: var(--text-body);
    margin-bottom: 0.9rem;
}
.lab-cards {
    display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.lab-cards .lab-card { margin-top: 0; display: flex; flex-direction: column; }
@media (min-width: 861px) {
    .lab-cards-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .lab-cards-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.lab-cards .lab-card p { flex: 1; margin-bottom: 1rem; }
.lab-card h3 {
    font-family: 'Orbitron', monospace; font-size: 0.95rem; color: var(--text-hi);
    margin-bottom: 0.6rem; letter-spacing: 0.04em;
}

/* controls */
.lab-btn {
    font-family: 'Share Tech Mono', monospace; font-size: 0.72rem; letter-spacing: 0.1em;
    padding: 0.7rem 1.25rem; border: 1px solid rgba(0,229,255,0.4); color: var(--c);
    background: transparent; cursor: pointer; display: inline-block; text-transform: uppercase;
    transition: background 0.18s, box-shadow 0.18s, color 0.18s;
}
.lab-btn:hover, .lab-btn:focus-visible {
    background: rgba(0,229,255,0.08); box-shadow: 0 0 14px rgba(0,229,255,0.2);
    color: #fff; text-shadow: none; outline: none;
}
.lab-btn-ghost { color: var(--text-body); border-color: var(--border-hi); }
.lab-input, .lab-textarea, .lab-select {
    width: 100%; background: var(--bg-deep); color: var(--text-hi);
    border: 1px solid var(--border-hi); padding: 0.65rem 0.8rem;
    font-family: 'Share Tech Mono', monospace; font-size: 0.88rem;
}
.lab-textarea { min-height: 300px; resize: vertical; line-height: 1.5; }
.lab-input:focus, .lab-textarea:focus, .lab-select:focus {
    outline: none; border-color: var(--c); box-shadow: 0 0 0 1px rgba(0,229,255,0.35);
}
.lab-row { display: flex; flex-wrap: wrap; gap: 0.8rem; align-items: center; margin-top: 0.9rem; }
.lab-label {
    display: block; font-family: 'Share Tech Mono', monospace; font-size: 0.68rem;
    letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 0.4rem;
}
.lab-note { font-size: 0.88rem; color: var(--text-dim); margin-top: 0.7rem; }
.lab-error {
    border: 1px solid rgba(255,61,107,0.4); color: var(--p); padding: 0.7rem 0.9rem;
    margin-top: 1rem; font-family: 'Share Tech Mono', monospace; font-size: 0.8rem;
}

/* tables & code */
.lab-table-wrap { overflow-x: auto; }
.lab-table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
.lab-table th {
    text-align: left; font-family: 'Share Tech Mono', monospace; font-weight: normal;
    font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-dim);
    padding: 0.45rem 0.7rem; border-bottom: 1px solid var(--border-hi);
}
.lab-table td {
    padding: 0.45rem 0.7rem; border-bottom: 1px solid var(--border);
    vertical-align: top; overflow-wrap: anywhere;
}
.lab-table td.mono, .lab-mono { font-family: 'Share Tech Mono', monospace; color: var(--text-code); }
.lab-table td.num { font-variant-numeric: tabular-nums; text-align: right; }
.lab-pre {
    background: var(--bg-deep); border: 1px solid var(--border); padding: 0.9rem 1rem;
    font-family: 'Share Tech Mono', monospace; font-size: 0.84rem; color: var(--text-code);
    white-space: pre-wrap; overflow-wrap: anywhere; max-height: 70vh; overflow: auto;
}
.lab-copy-row { display: flex; gap: 0.6rem; align-items: stretch; flex-wrap: wrap; }
.lab-copy-row .lab-input { flex: 1 1 260px; }

details.lab-details { margin-top: 0.9rem; }
details.lab-details summary {
    cursor: pointer; font-family: 'Share Tech Mono', monospace; font-size: 0.72rem;
    letter-spacing: 0.12em; color: var(--text-body);
}

/* chart */
.lab-chart { position: relative; }
.lab-chart svg { display: block; width: 100%; height: 220px; overflow: visible; }
.lab-chart .grid line { stroke: var(--border-hi); stroke-width: 1; }
.lab-chart .axis text {
    fill: var(--text-dim); font-family: 'Share Tech Mono', monospace; font-size: 11px;
}
.lab-tip {
    position: absolute; pointer-events: none; background: var(--bg-deep);
    border: 1px solid var(--border-hi); padding: 0.4rem 0.6rem; font-size: 0.85rem;
    color: var(--text-hi); white-space: nowrap; transform: translate(-50%, -110%);
    display: none; font-family: 'Share Tech Mono', monospace;
}
.lab-tip span { color: var(--text-dim); }

@media (max-width: 860px) {
    .lab-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
    /* name/value tables: stack each name above its value */
    .lab-table.kv thead { display: none; }
    .lab-table.kv tr { display: block; padding: 0.45rem 0; border-bottom: 1px solid var(--border); }
    .lab-table.kv td { display: block; border: 0; padding: 0.1rem 0.2rem; }
    .lab-hero { padding: 1.8rem 0 1.4rem; }
    .lab-tile-value { font-size: 1.2rem; }
    .lab-card { padding: 1rem; }
}
@media (prefers-reduced-motion: reduce) {
    .lab-hero, .lab-grid { animation: none; }
}

/* syntax highlighting (highlight.js classes) */
.lab-code { tab-size: 4; }
.lab-code code { font: inherit; color: var(--text-body); }
.lab-code .hljs-keyword, .lab-code .hljs-selector-tag, .lab-code .hljs-literal,
.lab-code .hljs-meta .hljs-keyword { color: var(--p); }
.lab-code .hljs-string, .lab-code .hljs-regexp, .lab-code .hljs-char,
.lab-code .hljs-template-tag, .lab-code .hljs-addition { color: #ffd166; }
.lab-code .hljs-number, .lab-code .hljs-symbol, .lab-code .hljs-bullet { color: #c792ea; }
.lab-code .hljs-title, .lab-code .hljs-type, .lab-code .hljs-built_in,
.lab-code .hljs-selector-class, .lab-code .hljs-selector-id, .lab-code .hljs-section { color: var(--c); }
.lab-code .hljs-attr, .lab-code .hljs-attribute, .lab-code .hljs-variable,
.lab-code .hljs-template-variable, .lab-code .hljs-property, .lab-code .hljs-params,
.lab-code .hljs-name, .lab-code .hljs-tag { color: var(--text-code); }
.lab-code .hljs-comment, .lab-code .hljs-quote { color: var(--text-dim); font-style: italic; }
.lab-code .hljs-meta { color: #82aaff; }
.lab-code .hljs-deletion { color: var(--p); background: rgba(255,61,107,0.08); }
.lab-code .hljs-addition { background: rgba(255,209,102,0.08); }
.lab-code .hljs-emphasis { font-style: italic; }
.lab-code .hljs-strong { font-weight: bold; }