/* About */

.about-overlay {
    position: fixed;
    inset: 0;
    z-index: 24000;

    display: flex;
    align-items: center;
    justify-content: center;

    padding: 24px;

    background: rgba(2, 6, 23, 0.58);
    backdrop-filter: blur(6px);

    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
}

.about-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.about-panel {
    width: min(680px, 100%);
    max-height: min(760px, 90vh);
    overflow-y: auto;

    padding: 22px;

    border-radius: 28px;
    border: 1px solid var(--glass-border);

    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.2),
            rgba(255, 255, 255, 0.05)
        ),
        var(--glass-bg-strong);
    color: var(--text-main);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);

    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.55);

    transform: translateY(18px) scale(0.98);
    transition: transform 0.25s ease;
}

.about-overlay.open .about-panel {
    transform: translateY(0) scale(1);
}

.about-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}

.about-kicker {
    margin-bottom: 4px;

    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
}

.about-header h2 {
    margin: 0;

    font-size: 30px;
    font-weight: 1000;
    letter-spacing: -0.04em;
}

.about-close {
    width: 40px;
    height: 40px;

    border: none;
    border-radius: 999px;

    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);

    font-size: 28px;
    cursor: pointer;
}

.about-close:hover {
    background: rgba(255, 255, 255, 0.18);
}

.about-content {
    display: grid;
    gap: 14px;
}

.about-content p {
    margin: 0;

    color: var(--text-muted);
    line-height: 1.6;
    font-size: 14px;
}

.about-card {
    padding: 16px;

    border-radius: 22px;
    border: 1px solid rgba(255, 255, 255, 0.1);

    background: rgba(255, 255, 255, 0.06);
}

.about-card h3 {
    margin: 0 0 8px;

    font-size: 16px;
    color: var(--text-main);
}

.about-card.warning {
    border-color: rgba(251, 191, 36, 0.28);
    background: rgba(251, 191, 36, 0.08);
}