/**
 * Action Buttons Styles
 * Like, Save, Download, Comments, Share button states
 * 
 * @package Fotografiescu
 * @version 1.0.0
 */

/* ========================================
   Button Base States
   ======================================== */

/* Pulse animation for button feedback */
@keyframes buttonPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.overlay-action-btn.pulse,
.side-panel-btn.pulse {
    animation: buttonPulse 0.3s ease-out;
}

/* Success animation (checkmark pulse) */
@keyframes successPulse {
    0% { 
        transform: scale(1);
        background: rgba(34, 197, 94, 0.2);
    }
    50% { 
        transform: scale(1.1);
        background: rgba(34, 197, 94, 0.4);
    }
    100% { 
        transform: scale(1);
        background: transparent;
    }
}

.overlay-action-btn.success,
.side-panel-btn.success {
    animation: successPulse 0.5s ease-out;
}

/* ========================================
   Like Button States
   ======================================== */

/* Base like button */
.overlay-action-btn.btn-like,
.side-panel-btn.btn-like {
    transition: all 0.2s ease;
}

/* Liked state */
.overlay-action-btn.btn-like.liked,
.side-panel-btn.btn-like.liked {
    color: var(--color-like, #E8A0A0);
}

.overlay-action-btn.btn-like.liked .icon-heart,
.side-panel-btn.btn-like.liked .icon-heart {
    fill: var(--color-like, #E8A0A0);
    stroke: var(--color-like, #E8A0A0);
}

/* Like button hover */
.overlay-action-btn.btn-like:hover,
.side-panel-btn.btn-like:hover {
    color: var(--color-like, #E8A0A0);
}

/* Like animation */
@keyframes heartBeat {
    0% { transform: scale(1); }
    15% { transform: scale(1.3); }
    30% { transform: scale(1); }
    45% { transform: scale(1.2); }
    60% { transform: scale(1); }
}

.overlay-action-btn.btn-like.liked .icon-heart,
.side-panel-btn.btn-like.liked .icon-heart {
    animation: heartBeat 0.6s ease-out;
}

/* ========================================
   Save/Bookmark Button States
   ======================================== */

/* Base save button */
.overlay-action-btn.btn-save,
.side-panel-btn.btn-save {
    transition: all 0.2s ease;
}

/* Saved state */
.overlay-action-btn.btn-save.saved,
.side-panel-btn.btn-save.saved {
    color: var(--color-warning, #C9A227);
}

.overlay-action-btn.btn-save.saved .icon-bookmark,
.side-panel-btn.btn-save.saved .icon-bookmark {
    fill: var(--color-warning, #C9A227);
    stroke: var(--color-warning, #C9A227);
}

/* Save button hover */
.overlay-action-btn.btn-save:hover,
.side-panel-btn.btn-save:hover {
    color: var(--color-warning, #C9A227);
}

/* ========================================
   Download Button States
   ======================================== */

/* Base download button */
.overlay-action-btn.btn-download,
.side-panel-btn.btn-download {
    transition: all 0.2s ease;
}

/* Download in progress */
.overlay-action-btn.btn-download.downloading,
.side-panel-btn.btn-download.downloading {
    opacity: 0.7;
    pointer-events: none;
}

/* Download success */
.overlay-action-btn.btn-download.success .icon-download,
.side-panel-btn.btn-download.success .icon-download {
    stroke: var(--color-success, #22c55e);
}

/* Download hover */
.overlay-action-btn.btn-download:hover,
.side-panel-btn.btn-download:hover {
    color: var(--color-success, #22c55e);
}

/* ========================================
   Comments Button States
   ======================================== */

/* Comments button with count */
.overlay-action-btn.btn-comments .comment-count,
.side-panel-btn.btn-comments .side-panel-count {
    opacity: 0.8;
    font-size: 0.85em;
    margin-left: 4px;
}

/* Comments active (panel open) */
.overlay-action-btn.btn-comments.active,
.side-panel-btn.btn-comments.active {
    color: var(--color-accent, #9B2335);
}

/* ========================================
   Share Button States
   ======================================== */

/* Share button hover */
.overlay-action-btn.btn-share:hover,
.side-panel-btn.btn-share:hover {
    color: var(--color-accent-light, #E8A0A0);
}

/* ========================================
   Overlay Action Buttons Layout
   ======================================== */

.overlay-action-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.overlay-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    color: var(--color-text-primary, #fff);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.overlay-action-btn:hover {
    background: rgba(0, 0, 0, 0.6);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.overlay-action-btn:active {
    transform: translateY(0);
}

.overlay-action-btn .icon {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.overlay-action-btn .btn-text {
    white-space: nowrap;
}

.overlay-action-btn .like-count,
.overlay-action-btn .comment-count {
    font-size: 12px;
    opacity: 0.8;
    min-width: 16px;
    text-align: center;
}

/* Hide empty counts */
.overlay-action-btn .like-count:empty,
.overlay-action-btn .comment-count:empty {
    display: none;
}

/* ========================================
   Presentation Side Panel Buttons
   ======================================== */

.presentation-side-panel {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 1001;
    padding: 16px 12px;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 12px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.presentation-mode.controls-hidden .presentation-side-panel {
    opacity: 0;
    transform: translateY(-50%) translateX(20px);
    pointer-events: none;
}

.side-panel-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px;
    background: transparent;
    border: none;
    color: var(--color-text-primary, #fff);
    cursor: pointer;
    transition: all 0.2s ease;
    border-radius: 8px;
    min-width: 60px;
}

.side-panel-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.side-panel-btn .icon {
    width: 22px;
    height: 22px;
}

.side-panel-btn .btn-label {
    font-size: 11px;
    opacity: 0.8;
    white-space: nowrap;
}

.side-panel-btn .side-panel-count {
    font-size: 11px;
    opacity: 0.7;
    min-width: 20px;
    text-align: center;
}

/* Hide empty counts */
.side-panel-btn .side-panel-count:empty {
    display: none;
}

/* ========================================
   Mobile Responsive
   ======================================== */

@media (max-width: 768px) {
    .overlay-action-buttons {
        gap: 6px;
    }
    
    .overlay-action-btn {
        padding: 6px 10px;
        font-size: 12px;
    }
    
    .overlay-action-btn .btn-text {
        display: none;
    }
    
    .overlay-action-btn .icon {
        width: 18px;
        height: 18px;
    }
    
    .presentation-side-panel {
        right: 10px;
        padding: 10px 8px;
        gap: 8px;
    }
    
    .side-panel-btn {
        padding: 8px;
        min-width: 50px;
    }
    
    .side-panel-btn .icon {
        width: 20px;
        height: 20px;
    }
    
    .side-panel-btn .btn-label {
        font-size: 10px;
    }
}

/* ========================================
   Disabled Button States
   ======================================== */

.overlay-action-btn.disabled,
.overlay-action-btn[disabled],
.overlay-action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: auto; /* Keep pointer events for tooltip */
    filter: grayscale(30%);
}

.overlay-action-btn.disabled:hover,
.overlay-action-btn[disabled]:hover,
.overlay-action-btn:disabled:hover {
    background: rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
    transform: none;
}

.overlay-action-btn.disabled:active,
.overlay-action-btn[disabled]:active,
.overlay-action-btn:disabled:active {
    transform: none;
}

/* Disable click actions but allow tooltip hover */
.overlay-action-btn.disabled * {
    pointer-events: none;
}

/* ========================================
   Loading States
   ======================================== */

.overlay-action-btn.loading,
.side-panel-btn.loading {
    pointer-events: none;
    opacity: 0.6;
}

.overlay-action-btn.loading svg,
.side-panel-btn.loading svg {
    animation: buttonSpin 0.8s linear infinite;
}

@keyframes buttonSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ========================================
   Focus States (Accessibility)
   ======================================== */

.overlay-action-btn:focus-visible,
.side-panel-btn:focus-visible {
    outline: 2px solid var(--color-accent, #9B2335);
    outline-offset: 2px;
}

/* ========================================
   Reduced Motion
   ======================================== */

@media (prefers-reduced-motion: reduce) {
    .overlay-action-btn.pulse,
    .side-panel-btn.pulse,
    .overlay-action-btn.success,
    .side-panel-btn.success,
    .overlay-action-btn.btn-like.liked .icon-heart,
    .side-panel-btn.btn-like.liked .icon-heart {
        animation: none;
    }
}