/* Phase 3 — behavior-only interactions (design freeze: existing brand tokens) */

/* --- Announcement strip pause control (UX-01) --- */
.marquee-content.is-paused .marquee-scroll {
    animation-play-state: paused;
}

.announcement-pause {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    min-width: 44px;
    min-height: 44px;
    padding: 0;
    border: 1px solid var(--primary-red, #c62828);
    background: lightyellow;
    color: var(--primary-red, #c62828);
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    line-height: 1;
}

.announcement-pause:focus-visible {
    outline: 2px solid var(--primary-red, #c62828);
    outline-offset: 2px;
}

.announcement-pause[aria-pressed="true"] {
    background: #fff8e1;
}

/* --- Scroll reveal (UX-02) --- */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    border-left: 3px solid transparent;
}

.reveal-on-scroll.is-revealed {
    opacity: 1;
    transform: translateY(0);
    border-left-color: var(--primary-red, #c62828);
}

@media (prefers-reduced-motion: reduce) {
    .reveal-on-scroll {
        opacity: 1;
        transform: none;
        transition: none;
        border-left-color: transparent;
    }

    .reveal-on-scroll.is-revealed {
        border-left-color: var(--primary-red, #c62828);
    }
}

/* --- Focus-visible (PERF-02) --- */
.nav-menu a:focus-visible,
.navbar .dropdown-menu a:focus-visible,
.mobile-menu-toggle:focus-visible,
.news-notif-btn:focus-visible,
.nn-sidebar-notif-link:focus-visible,
.hero-btn:focus-visible,
.btn-know-more:focus-visible,
.btn-course-notes:focus-visible,
.iso-badge:focus-visible,
.header-actions-link:focus-visible {
    outline: 2px solid var(--primary-red, #c62828);
    outline-offset: 2px;
}

/* Mirror Phase 2 hover styles on focus-visible where applicable */
.iso-badge:focus-visible {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn-know-more:focus-visible {
    background-color: #b71c1c;
}

.share-link:focus-visible {
    transform: scale(1.2);
}

.btn-mission-courses:focus-visible {
    background: var(--accent-red, #d32f2f);
}

.content-disclosure__toggle:focus-visible,
.course-faq .faq-question:focus-visible {
    outline: 2px solid var(--primary-red, #c62828);
    outline-offset: 2px;
}

/* Alias for plan UX-03 */
.iso-badge-interactive {
    cursor: pointer;
    transition: all 0.3s;
}

.iso-badge-interactive:hover,
.iso-badge-interactive:focus-visible {
    transform: scale(1.05);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}