/* ==========================================================================
   digithings.ai/chat — DigiChat landing page
   ========================================================================== */

.dc-main {
    padding-top: calc(var(--dt-nav-height) + 4rem);
    padding-bottom: 4rem;
    max-width: 1000px;
    margin: 0 auto;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

/* Hero */
.dc-hero {
    margin-bottom: 5rem;
}

.dc-kicker {
    font-family: var(--font-family-mono);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent-digichat);
    margin: 0 0 1rem;
}

.dc-title {
    font-size: clamp(2rem, 6vw, 3.5rem);
    font-weight: 200;
    letter-spacing: -0.02em;
    line-height: 1.12;
    color: var(--fg);
    margin: 0 0 1.25rem;
}

.dc-lede {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.65;
    max-width: 58ch;
    margin: 0 0 2rem;
}

.dc-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.45rem 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.dc-status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent-digichat);
    animation: dc-pulse 2.2s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes dc-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.dc-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Feature cards */
.dc-features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 4rem;
}

.dc-feature-card {
    padding: 1.5rem;
    background: var(--bg-secondary);
    border: none;
    transition: background 0.2s ease;
}

.dc-feature-card:hover { background: color-mix(in oklab, var(--bg-secondary) 60%, var(--bg-primary)); }

.dc-feature-label {
    font-family: var(--font-family-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-digichat);
    margin: 0 0 0.6rem;
}

.dc-feature-card h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--fg);
    margin: 0 0 0.5rem;
}

.dc-feature-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* Example session */
.dc-example {
    margin-bottom: 4rem;
}

.dc-example-label {
    font-family: var(--font-family-mono);
    font-size: 0.68rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted, var(--text-secondary));
    margin: 0 0 1rem;
}

/* Run yourself */
.dc-run-yourself {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    background: var(--bg-secondary);
}

.dc-run-yourself h2 {
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--fg);
    margin: 0 0 1.25rem;
}

.dc-code {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm, 4px);
    padding: 1.1rem 1.25rem;
    font-family: var(--font-family-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    overflow-x: auto;
    margin: 0 0 1rem;
    line-height: 1.7;
}

.dc-run-note {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

.dc-run-note code {
    font-family: var(--font-family-mono);
    font-size: 0.85em;
    background: rgba(255,255,255,0.06);
    padding: 0.1em 0.35em;
    border-radius: 3px;
}

@media (max-width: 640px) {
    .dc-main { padding-top: calc(var(--dt-nav-height) + 2.5rem); }
    .dc-features { grid-template-columns: 1fr; }
}