/* ===============================================================
   AIOS Prompt Evolution Dashboard — Genetic algorithm UI
   Sprint A6 — prompt_evolution (population, fitness, convergence)
   =============================================================== */

/* Layout */
.aios-evo { padding: 1.25rem; display: flex; flex-direction: column; gap: 1rem; min-height: 60vh; }

/* Header */
.aios-evo__header { margin-bottom: 0; }
.aios-evo__header h2 { color: var(--text-primary, #e4e4e7); margin: 0 0 4px; font-size: 1.35rem; }
.aios-evo__desc { color: var(--text-secondary, #a1a1aa); font-size: 0.82rem; margin: 0; }

/* Tabs */
.aios-evo__tabs { display: flex; gap: 2px; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 0; margin-bottom: 1.25rem; flex-wrap: wrap; overflow-x: auto; }
.aios-evo__tab { background: transparent; border: none; border-bottom: 2px solid transparent; color: var(--text-secondary, #a1a1aa); padding: 0.6rem 1rem; cursor: pointer; font-size: 0.85rem; transition: color 0.15s, border-color 0.15s; white-space: nowrap; }
.aios-evo__tab:hover { color: var(--text-primary, #e4e4e7); }
.aios-evo__tab.active { color: var(--accent, var(--blue-500)); border-bottom-color: var(--accent, var(--blue-500)); font-weight: 600; }

/* Grid */
.aios-evo__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 0.85rem; }

/* Cards */
.aios-evo__card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.15s ease, border-color 0.2s ease;
}
.aios-evo__card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.14); }
.aios-evo__card-header { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 1rem; border-bottom: 1px solid rgba(255,255,255,0.06); }
.aios-evo__card-title { color: var(--text-primary, #e4e4e7); font-weight: 600; font-size: 0.9rem; }
.aios-evo__card-body { padding: 0.75rem 1rem; }
.aios-evo__card-actions { padding: 0.5rem 1rem 0.75rem; display: flex; gap: 0.5rem; }
.aios-evo__meta { color: var(--text-secondary, #a1a1aa); font-size: 0.82rem; margin-bottom: 4px; }

/* Badges */
.aios-evo__badge { font-size: 0.72rem; padding: 0.12rem 0.5rem; border-radius: 9999px; font-weight: 600; }
.aios-evo__badge--initialized, .aios-evo__badge--draft { background: rgba(59,130,246,0.15); color: var(--blue-400); }
.aios-evo__badge--evolving, .aios-evo__badge--running { background: rgba(16,185,129,0.12); color: var(--emerald-400); }
.aios-evo__badge--converged, .aios-evo__badge--completed { background: rgba(168,85,247,0.15); color: var(--violet-400); }
.aios-evo__badge--paused, .aios-evo__badge--inconclusive { background: rgba(245,158,11,0.12); color: var(--yellow-400); }
.aios-evo__badge--archived, .aios-evo__badge--cancelled { background: rgba(148,163,184,0.12); color: var(--slate-400); }

/* Generation timeline */
.aios-evo__gen-timeline {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0.75rem 0;
    overflow-x: auto;
}
.aios-evo__gen-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    flex-shrink: 0;
    transition: background 0.2s, transform 0.2s;
}
.aios-evo__gen-dot--current { background: var(--accent, var(--blue-500)); transform: scale(1.3); }
.aios-evo__gen-dot--best { background: var(--color-success); }
.aios-evo__gen-connector { width: 16px; height: 2px; background: rgba(255,255,255,0.08); flex-shrink: 0; }

/* Fitness score heatmap */
.aios-evo__fitness-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(36px, 1fr));
    gap: 3px;
}
.aios-evo__fitness-cell {
    aspect-ratio: 1;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 600;
    cursor: default;
    transition: transform 0.1s;
}
.aios-evo__fitness-cell:hover { transform: scale(1.15); }
.aios-evo__fitness-cell--high { background: rgba(16,185,129,0.3); color: var(--emerald-400); }
.aios-evo__fitness-cell--mid { background: rgba(245,158,11,0.25); color: var(--yellow-400); }
.aios-evo__fitness-cell--low { background: rgba(233,116,81,0.2); color: var(--red-400); }

/* Population grid */
.aios-evo__pop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 0.6rem;
}
.aios-evo__pop-item {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.aios-evo__pop-rank { font-size: 0.7rem; font-weight: 700; color: var(--accent, var(--blue-500)); }
.aios-evo__pop-fitness { font-size: 0.78rem; font-variant-numeric: tabular-nums; }
.aios-evo__pop-prompt { font-size: 0.78rem; color: var(--text-secondary, #a1a1aa); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Mutation log table */
.aios-evo__mutation-table { width: 100%; border-collapse: collapse; font-size: 0.82rem; }
.aios-evo__mutation-table th {
    text-align: left; padding: 0.55rem 0.75rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    color: var(--text-secondary, #a1a1aa); font-weight: 600;
    font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.03em;
}
.aios-evo__mutation-table td { padding: 0.45rem 0.75rem; border-bottom: 1px solid rgba(255,255,255,0.04); }
.aios-evo__mutation-table tbody tr:hover { background: rgba(255,255,255,0.03); }

/* Convergence chart container */
.aios-evo__chart-container {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    min-height: 200px;
    padding: 0.75rem;
    position: relative;
}

/* Evolved prompt comparison (diff-style) */
.aios-evo__diff {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}
.aios-evo__diff-panel {
    background: rgba(0,0,0,0.2);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    padding: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 300px;
    overflow-y: auto;
}
.aios-evo__diff-label {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.4rem;
}
.aios-evo__diff-label--original { color: var(--red-400); }
.aios-evo__diff-label--evolved { color: var(--emerald-400); }

/* Experiment controls */
.aios-evo__controls {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 8px;
    flex-wrap: wrap;
}
.aios-evo__control-group { display: flex; flex-direction: column; gap: 0.2rem; }
.aios-evo__control-label { font-size: 0.7rem; color: var(--text-secondary, #a1a1aa); text-transform: uppercase; letter-spacing: 0.03em; }

/* Forms */
.aios-evo__form { max-width: 700px; }
.aios-evo__field { margin-bottom: 0.85rem; }
.aios-evo__field label { display: block; color: var(--text-secondary, #a1a1aa); font-size: 0.82rem; margin-bottom: 4px; font-weight: 500; }
.aios-evo__field input, .aios-evo__field textarea, .aios-evo__field select {
    width: 100%; padding: 0.55rem 0.75rem; background: rgba(0,0,0,0.3); border: 1px solid rgba(255,255,255,0.08);
    border-radius: 6px; color: var(--text-primary, #e4e4e7); font-size: 0.85rem; font-family: inherit;
}
.aios-evo__field input:focus, .aios-evo__field textarea:focus, .aios-evo__field select:focus {
    outline: none; border-color: var(--accent, var(--blue-500));
}
.aios-evo__row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 0.75rem; }

/* Stats grid */
.aios-evo__stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 0.85rem; }
.aios-evo__stat-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 10px;
    padding: 1.1rem;
    text-align: center;
}
.aios-evo__stat-value { font-size: 2rem; font-weight: 700; color: var(--accent, var(--blue-500)); }
.aios-evo__stat-label { color: var(--text-secondary, #a1a1aa); font-size: 0.82rem; margin-top: 4px; }

/* Result */
.aios-evo__result { margin-top: 0.75rem; }

/* Responsive */
@media (max-width: 768px) {
    .aios-evo__grid { grid-template-columns: 1fr; }
    .aios-evo__diff { grid-template-columns: 1fr; }
    .aios-evo__pop-grid { grid-template-columns: 1fr; }
    .aios-evo__stats-grid { grid-template-columns: repeat(2, 1fr); }
    .aios-evo__controls { flex-direction: column; align-items: stretch; }
}
@media (max-width: 480px) {
    .aios-evo__stat-value { font-size: 1.4rem; }
    .aios-evo__stats-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
    .aios-evo__card,
    .aios-evo__gen-dot,
    .aios-evo__fitness-cell { transition: none; }
}