body.modal-open {
    overflow: hidden;
}

.linux-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: grid;
    place-items: center;
    padding: 1.25rem;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 180ms ease, visibility 180ms ease;
}

.linux-modal.open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.linux-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(3, 8, 15, 0.78);
    backdrop-filter: blur(8px);
}

.linux-modal-dialog {
    position: relative;
    width: min(100%, 560px);
    max-height: calc(100vh - 2.5rem);
    overflow-y: auto;
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--card, #101820);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.55);
    text-align: left;
    transform: translateY(16px) scale(0.98);
    transition: transform 180ms ease;
}

.linux-modal.open .linux-modal-dialog {
    transform: translateY(0) scale(1);
}

.linux-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: transparent;
    color: inherit;
    cursor: pointer;
    font-size: 1rem;
}

.linux-modal-close:hover {
    border-color: var(--cyan);
    color: var(--cyan);
}

.linux-modal-icon {
    width: 52px;
    height: 52px;
    display: grid;
    place-items: center;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    border-radius: 14px;
    font-size: 1.65rem;
    color: var(--cyan);
    background: rgba(255, 255, 255, 0.03);
}

.linux-modal-dialog h2 {
    margin: 0.3rem 0 0.85rem;
    font-family: "Syne", sans-serif;
    font-size: clamp(1.55rem, 4vw, 2rem);
}

.linux-modal-dialog p {
    line-height: 1.7;
}

.linux-modal-info {
    display: grid;
    gap: 0.7rem;
    margin: 1.4rem 0;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.025);
}

.linux-modal-info > div {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.linux-modal-info i {
    width: 20px;
    color: var(--cyan);
    text-align: center;
}

.linux-modal-note {
    margin-bottom: 1.4rem;
    font-size: 0.92rem;
    opacity: 0.82;
}

.linux-modal-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.linux-modal-actions .dl-btn {
    margin: 0;
    justify-content: center;
    text-align: center;
}

@media (max-width: 560px) {
    .linux-modal-dialog {
    padding: 1.5rem;
    }

    .linux-modal-actions {
    grid-template-columns: 1fr;
    }
}

/* VIDEOS SECTION */
.videos {
    background-color: var(--dark-3);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.videos .section-label { color: var(--cyan); }
.videos .section-title { color: var(--text); }
.videos .section-sub { color: var(--text-muted); }
.videos-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.video-card {
    background: var(--dark-2);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: border-color 0.2s;
}
.video-card:hover { border-color: var(--border-hover); }
.video-embed {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #000;
}
.video-embed iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}
.video-info { padding: 1.1rem 1.25rem; }
.video-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.35rem;
}
.video-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
}
@media (max-width: 900px) {
    .videos-grid { grid-template-columns: 1fr; }
}