/* ========================================
   OVERLAYS
   ======================================== */

/* Global Backdrop (for Side Menu and general use) */
#overlay {
    display: none;
    position: fixed;
    inset: 0;
    background-color: var(--overlay-bg);
    z-index: calc(var(--z-side-menu) - 1);
    opacity: 0;
    transition: opacity var(--transition-speed) ease;
    backdrop-filter: blur(var(--overlay-blur-light));
    -webkit-backdrop-filter: blur(var(--overlay-blur-light));
}

#overlay.active {
    display: block;
    opacity: 1;
}

/* Generic Overlay Class (for modals like Info, Weather) */
.overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    color: var(--text-color);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    font-family: inherit;
    transition: opacity var(--transition-speed) ease;
    border-radius: 0;
    backdrop-filter: blur(8px);
}
.overlay.active {
    display: flex;
}

/* Unified Close Button Styling */
.close-btn,
.close-btn-modal,
.clock-close-btn,
.weather-close-btn,
.close-btn-todo,
#closeCustomization,
#closeInfoOverlay,
#closeTimeOverlay,
#closeWeatherOverlay,
#closeTodoOverlay,
#closeTaskEdit,
#closeFolderEdit {
    position: absolute;
    top: 1.25rem;
    right: var(--spacing-lg);
    background: var(--highlight-color);
    border-radius: var(--border-radius-sm);
    color: var(--accent-color);
    font-size: var(--font-size-xl);
    cursor: pointer;
    z-index: var(--z-close-btn);
    transition: all var(--transition-speed) ease;
    width: var(--close-btn-size);
    height: var(--close-btn-size);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--box-shadow-sm);
}

.close-btn:hover,
.close-btn-modal:hover,
.clock-close-btn:hover,
.weather-close-btn:hover,
.close-btn-todo:hover,
#closeCustomization:hover,
#closeInfoOverlay:hover,
#closeTimeOverlay:hover,
#closeWeatherOverlay:hover,
#closeTodoOverlay:hover,
#closeTaskEdit:hover,
#closeFolderEdit:hover {
    transform: scale(1.08);
    background: var(--highlight-color);
    color: var(--text-color);
    box-shadow: var(--box-shadow-md);
}

/* Time Overlay specific overrides if needed */
.time-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg-color);
    color: var(--text-color);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    font-family: inherit;
    transition: opacity var(--transition-speed) ease;
    border-radius: 0;
    backdrop-filter: blur(8px);
}
.time-overlay.active {
    display: flex;
}
#time {
    font-size: clamp(var(--spacing-3xl), 10vw, 10rem);
    font-weight: var(--font-weight-bold);
    color: var(--accent-color);
    text-align: center;
    margin-bottom: var(--spacing-sm);
}
#date {
    font-size: clamp(1.2rem, 2vw, var(--font-size-2xl));
    color: var(--accent-secondary);
    opacity: 0.9;
    text-align: center;
}

/* Info Overlay */
#infoOverlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    backdrop-filter: blur(var(--overlay-blur));
    z-index: 9999;
    justify-content: center;
    align-items: center;
    transition: opacity var(--transition-speed) ease;
    overflow-y: auto;
    padding: 2rem;
    border-radius: 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
#infoOverlay::-webkit-scrollbar {
    display: none;
}
#infoOverlay.active {
    display: flex;
}
.info-overlay-container {
    width: 100%;
    max-width: 800px;
    background: var(--card-bg);
    border-radius: var(--spacing-lg);
    padding: 2.5rem;
    box-shadow: var(--box-shadow-modal);
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.info-overlay-container::-webkit-scrollbar {
    display: none;
}
.info-overlay-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-right: 3rem; /* Space for close button */
}
.info-overlay-header h2 {
    font-size: var(--font-size-2xl);
    color: var(--accent-color);
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-bold);
}
.info-content {
    color: var(--text-color);
    line-height: 1.6;
}
.info-content h2 {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    text-align: center;
    font-size: var(--font-size-2xl);
    color: var(--accent-color);
}
.info-content h3 {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
    color: var(--text-color);
}
.info-content p {
    margin-bottom: 1rem;
    font-size: var(--font-size-base);
}
.info-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}
.info-content li {
    margin-bottom: 0.5rem;
    font-size: var(--font-size-base);
}
.info-content a {
    color: var(--accent-color);
    text-decoration: none;
    transition: color var(--transition-speed) ease;
}
.info-content a:hover {
    color: var(--text-color);
    text-decoration: underline;
}

/* Release Notes */
.release-notes-section {
    margin: 3rem 0 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
    border-radius: 0;
}
.release-notes-section>h2 {
    font-size: var(--font-size-2xl);
    color: var(--accent-color);
    margin-bottom: 2rem;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}
.release-note {
    cursor: pointer;
    overflow: visible;
    transition: box-shadow 0.2s ease, transform 0.12s ease;
    background: var(--highlight-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    margin-bottom: 1rem;
    border-left: 4px solid var(--accent-color);
}
.release-note:hover {
    transform: translateX(5px);
    box-shadow: var(--box-shadow-md);
}
.release-note.open {
    box-shadow: var(--box-shadow-lg);
    transform: translateY(-2px);
}
.release-note .release-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0;
    cursor: pointer;
}
.release-note .release-header:focus {
    outline: var(--focus-outline-width) solid color-mix(in srgb, var(--accent-color) 18%, transparent);
    border-radius: var(--border-radius-sm);
}
.release-note .release-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.25s ease;
    padding: 0;
}
.release-note.open .release-body {
    max-height: 1200px;
    padding: 0.75rem 0 1rem 0;
}
.release-version {
    display: inline-block;
    padding: 0.4rem var(--spacing-md);
    background: var(--accent-color);
    color: var(--text-on-accent);
    border-radius: var(--border-radius-pill);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
}
.release-date {
    color: var(--text-color);
    opacity: 0.7;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}
.release-note h4 {
    font-size: var(--font-size-xl);
    color: var(--text-color);
    margin-bottom: 0.75rem;
    font-weight: 600;
}
.release-note ul {
    list-style: none;
    padding-left: 0;
}
.release-note li {
    padding: 0.4rem 0;
    font-size: var(--font-size-base);
    line-height: 1.6;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}
.release-note li::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: var(--border-radius-pill);
    margin-top: 0.6rem;
    flex-shrink: 0;
}