/* ============================================================
   MODES LANDING PAGES — Shared layout CSS
   Each mode overrides --mode-color / --mode-glow via inline <style>
   ============================================================ */

/* ── Hero section ───────────────────────────────────────────── */
.mode-hero-section {
    background: radial-gradient(ellipse at 60% 0%, var(--mode-glow, rgba(0,240,255,0.1)) 0%, transparent 65%),
                var(--bg-darker);
    padding: 72px 0 56px;
    border-bottom: 1px solid var(--border);
}

.mode-hero-inner {
    max-width: 720px;
}

.mode-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 3px;
    text-transform: uppercase;
    padding: 4px 12px;
    border: 1px solid currentColor;
    border-radius: 4px;
    margin-bottom: 20px;
    opacity: 0.85;
}

.mode-hero-section h1 {
    font-size: clamp(1.7rem, 4vw, 2.8rem);
    font-weight: 900;
    line-height: 1.2;
    color: #fff;
    margin: 0 0 18px;
    letter-spacing: -0.5px;
}

.mode-subtitle {
    font-size: 1.05rem;
    color: var(--text-dim);
    line-height: 1.7;
    margin: 0 0 32px;
    max-width: 640px;
}

.mode-hero-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-mode {
    display: inline-block;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 6px;
    text-decoration: none;
    letter-spacing: 0.5px;
    transition: background 0.2s, transform 0.15s;
    cursor: pointer;
}

.btn-mode:hover {
    transform: translateY(-1px);
}

.connect-address {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-dim);
    background: var(--bg-card);
    padding: 8px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    user-select: all;
}

/* ── Live status card ───────────────────────────────────────── */
.mode-status-section {
    padding: 28px 0;
    background: var(--bg-dark);
    border-bottom: 1px solid var(--border);
}

.mode-status-card {
    display: flex;
    align-items: center;
    gap: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 28px;
    flex-wrap: wrap;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: pulse-dot 2s infinite;
}

.status-indicator.online .status-dot {
    background: var(--accent-green);
}

.status-indicator.offline .status-dot {
    background: var(--accent-red);
    animation: none;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(0.8); }
}

.status-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.stat-val {
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.72rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ── Sections ───────────────────────────────────────────────── */
.mode-section {
    padding: 64px 0;
}

.mode-section-alt {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.mode-section h2 {
    font-size: clamp(1.4rem, 3vw, 1.9rem);
    font-weight: 800;
    color: #fff;
    margin: 0 0 24px;
    line-height: 1.25;
}

.mode-section h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #ccc;
    margin: 32px 0 14px;
}

.mode-content p {
    color: var(--text-dim);
    line-height: 1.75;
    margin-bottom: 16px;
    font-size: 0.97rem;
}

/* ── Two-column layout ──────────────────────────────────────── */
.mode-two-col {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 48px;
    align-items: start;
}

@media (max-width: 860px) {
    .mode-two-col {
        grid-template-columns: 1fr;
    }
    .mode-sidebar {
        order: -1;
    }
}

/* ── Feature list ───────────────────────────────────────────── */
.mode-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.mode-features li {
    color: var(--text-dim);
    padding: 7px 0 7px 22px;
    position: relative;
    font-size: 0.93rem;
    line-height: 1.5;
    border-bottom: 1px solid var(--border);
}

.mode-features li:last-child {
    border-bottom: none;
}

.mode-features li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--mode-color, var(--accent));
    font-size: 0.8rem;
    top: 8px;
}

/* ── Server info card (sidebar) ─────────────────────────────── */
.mode-info-card {
    background: var(--bg-darker);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px;
    position: sticky;
    top: 80px;
}

.mode-info-card h4 {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-dim);
    margin: 0 0 16px;
}

.server-info-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

.server-info-table td {
    padding: 8px 4px;
    border-bottom: 1px solid var(--border);
    color: var(--text-dim);
}

.server-info-table td:last-child {
    color: #fff;
    text-align: right;
    font-weight: 600;
}

.server-info-table tr:last-child td {
    border-bottom: none;
}

/* ── Tutorial steps ─────────────────────────────────────────── */
.tutorial-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 8px;
}

.step {
    display: flex;
    gap: 16px;
    background: var(--bg-darker);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.step-num {
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    background: var(--mode-color, var(--accent));
    color: #000;
    font-weight: 900;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-body h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 6px;
}

.step-body p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.5;
    margin: 0;
}

.step-body code {
    background: rgba(255,255,255,0.07);
    padding: 1px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent);
}

/* ── FAQ ────────────────────────────────────────────────────── */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 8px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-item summary {
    padding: 16px 20px;
    cursor: pointer;
    font-weight: 600;
    color: #ddd;
    font-size: 0.95rem;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
    transition: color 0.2s;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    font-size: 1.3rem;
    font-weight: 300;
    color: var(--mode-color, var(--accent));
    transition: transform 0.2s;
    flex-shrink: 0;
    margin-left: 12px;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item summary:hover {
    color: #fff;
}

.faq-item p {
    padding: 0 20px 18px;
    color: var(--text-dim);
    font-size: 0.9rem;
    line-height: 1.65;
    margin: 0;
}

/* ── Related modes ──────────────────────────────────────────── */
.related-modes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 16px;
    margin-top: 8px;
}

.related-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 8px;
    background: var(--bg-darker);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 22px 16px;
    text-decoration: none;
    transition: border-color 0.2s, transform 0.2s, background 0.2s;
    color: var(--text-dim);
}

.related-card:hover {
    border-color: var(--card-color, var(--accent));
    background: var(--bg-card-hover);
    transform: translateY(-3px);
    color: #fff;
}

.related-icon {
    font-size: 2rem;
    line-height: 1;
}

.related-card strong {
    font-size: 0.9rem;
    font-weight: 700;
    color: #fff;
}

.related-card span {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 600px) {
    .mode-hero-section {
        padding: 48px 0 40px;
    }

    .mode-status-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .status-stats {
        gap: 24px;
    }

    .mode-hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .tutorial-steps {
        grid-template-columns: 1fr;
    }

    .related-modes {
        grid-template-columns: repeat(2, 1fr);
    }
}