/* Collaborative AI Gen TV project page: diagrams and visual blocks */

:root {
    --tv-safe: #1e8449;
    --tv-safe-bg: rgba(39, 174, 96, 0.12);
    --tv-warn: #b9770e;
    --tv-warn-bg: rgba(243, 156, 18, 0.14);
    --tv-danger: #c0392b;
    --tv-danger-bg: rgba(231, 76, 60, 0.12);
    --tv-node-bg: rgba(52, 152, 219, 0.08);
    --tv-node-border: rgba(52, 152, 219, 0.35);
}

[data-theme="dark"] {
    --tv-safe: #58d68d;
    --tv-safe-bg: rgba(88, 214, 141, 0.12);
    --tv-warn: #f5b041;
    --tv-warn-bg: rgba(245, 176, 65, 0.12);
    --tv-danger: #ec7063;
    --tv-danger-bg: rgba(236, 112, 99, 0.12);
    --tv-node-bg: rgba(93, 173, 226, 0.1);
    --tv-node-border: rgba(93, 173, 226, 0.35);
}

.article-content .lead {
    font-size: 1.2rem;
    color: var(--color-text-main);
}

.article-content h3 {
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    font-size: 1.3rem;
    color: var(--color-text-main);
}

.article-content .caption {
    margin-top: -1.25rem;
    font-size: 0.9rem;
    text-align: center;
}

/* --- Step-by-step journey --- */
.tv-journey {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.5rem;
    margin: 2rem 0 !important;
    padding: 0 !important;
    counter-reset: step;
}

.tv-journey li {
    position: relative;
    margin: 0;
    padding: 1rem 0.5rem;
    text-align: center;
    border-radius: var(--radius-md);
    background: var(--tv-node-bg);
    border: 1px solid var(--tv-node-border);
    font-size: 0.9rem;
    line-height: 1.4;
    counter-increment: step;
}

.tv-journey li::before {
    content: counter(step);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 1.8rem;
    height: 1.8rem;
    margin: 0 auto 0.5rem;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: #fff;
    font-weight: 700;
    font-size: 0.9rem;
}

.tv-journey li strong {
    display: block;
    color: var(--color-text-main);
}

/* --- Architecture diagram --- */
.tv-arch {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 2rem 0;
}

.tv-arch-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.tv-node {
    padding: 0.9rem 1rem;
    border-radius: var(--radius-md);
    background: var(--tv-node-bg);
    border: 1px solid var(--tv-node-border);
    font-size: 0.9rem;
    line-height: 1.45;
    color: var(--color-text-muted);
}

.tv-node .tv-node-title {
    display: block;
    margin-bottom: 0.2rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.tv-node.tv-core {
    border: 2px solid var(--color-primary);
}

.tv-agents {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.6rem;
}

.tv-agent {
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: #fff;
    font-size: 0.8rem;
    white-space: nowrap;
}

.tv-agent-arrow {
    align-self: center;
    color: var(--color-primary);
    font-size: 0.8rem;
}

.tv-arrow {
    align-self: center;
    width: 2px;
    height: 1.6rem;
    margin: 0.25rem 0;
    background: var(--color-primary);
    position: relative;
}

.tv-arrow::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid var(--color-primary);
}

.tv-arrow-label {
    align-self: center;
    font-size: 0.8rem;
    color: var(--color-meta);
    margin: -0.1rem 0 0.1rem;
}

/* --- Safety verdict cards --- */
.tv-verdicts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin: 1.5rem 0 2rem;
}

.tv-verdict {
    padding: 1rem;
    border-radius: var(--radius-md);
    border-top: 4px solid;
    font-size: 0.9rem;
    line-height: 1.5;
}

.tv-verdict.safe { background: var(--tv-safe-bg); border-color: var(--tv-safe); }
.tv-verdict.borderline { background: var(--tv-warn-bg); border-color: var(--tv-warn); }
.tv-verdict.toxic { background: var(--tv-danger-bg); border-color: var(--tv-danger); }

.tv-verdict-label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    font-size: 0.8rem;
}

.tv-verdict.safe .tv-verdict-label { color: var(--tv-safe); }
.tv-verdict.borderline .tv-verdict-label { color: var(--tv-warn); }
.tv-verdict.toxic .tv-verdict-label { color: var(--tv-danger); }

.tv-verdict p {
    margin: 0 0 0.5rem !important;
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.tv-example {
    display: block;
    padding: 0.5rem 0.65rem;
    border-radius: var(--radius-sm);
    background: var(--glass-bg);
    font-size: 0.82rem;
    line-height: 1.45;
    color: var(--color-text-main);
}

.tv-example .from {
    text-decoration: line-through;
    opacity: 0.7;
}

/* --- Donation tiers --- */
.tv-tiers {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin: 1.5rem 0 2rem;
}

.tv-tier {
    padding: 1rem;
    border-radius: var(--radius-md);
    background: var(--tv-node-bg);
    border: 1px solid var(--tv-node-border);
    text-align: center;
}

.tv-tier strong {
    display: block;
    font-size: 1.5rem;
    color: var(--color-primary);
}

.tv-tier span {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* --- Safeguards --- */
.tv-guards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
    margin: 1.5rem 0 2rem;
}

.tv-guard {
    padding: 1rem;
    border-radius: var(--radius-md);
    background: var(--tv-node-bg);
    border-left: 4px solid var(--color-primary);
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.tv-guard strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--color-text-main);
}

/* --- Tech stack chips --- */
.tv-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0 2rem;
}

.tv-stack span {
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--tv-node-border);
    background: var(--tv-node-bg);
    font-size: 0.85rem;
    color: var(--color-text-main);
}

/* --- Responsive --- */
@media (max-width: 720px) {
    .tv-journey { grid-template-columns: 1fr; }
    .tv-journey li { display: flex; align-items: center; gap: 0.75rem; text-align: left; }
    .tv-journey li::before { margin: 0; flex-shrink: 0; }
    .tv-verdicts,
    .tv-tiers,
    .tv-guards,
    .tv-arch-row { grid-template-columns: 1fr; }
}

@media (max-width: 580px) {
    .article-content { padding: 1.5rem 1.1rem; }
}