/* ========================================
   Interaction Buttons - Unified Styles
   MechaMap - Font Awesome 6
   ======================================== */

/* Base button styles */
.btn-like,
.btn-save,
.btn-follow,
.btn-bookmark {
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border-width: 1px;
    font-weight: 500;
}

.btn-like:hover,
.btn-save:hover,
.btn-follow:hover,
.btn-bookmark:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* ========================================
   Like Button - Red/Pink Theme
   ======================================== */
.btn-like {
    color: #6c757d;
    border-color: #dee2e6;
    background-color: #fff;
}

.btn-like:hover {
    color: #dc3545;
    border-color: #dc3545;
    background-color: #fff5f5;
}

.btn-like.active {
    color: #fff;
    background-color: #dc3545;
    border-color: #dc3545;
}

.btn-like.active:hover {
    background-color: #c82333;
    border-color: #bd2130;
}

.btn-like.active i {
    animation: heartBeat 0.3s ease;
}

/* Like count badge */
.btn-like .like-count {
    font-weight: 600;
    font-size: 0.875em;
}

/* ========================================
   Save Button - Blue Theme
   ======================================== */
.btn-save {
    color: #0d6efd;
    border-color: #dee2e6;
    background-color: #fff;
}

.btn-save:hover {
    color: #0d6efd;
    border-color: #0d6efd;
    background-color: #e7f1ff;
}

.btn-save.active {
    color: #fff;
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.btn-save.active:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.btn-save.active i {
    animation: bookmarkDrop 0.3s ease;
}

/* ========================================
   Follow Button - Green Theme
   ======================================== */
.btn-follow {
    color: #198754;
    border-color: #dee2e6;
    background-color: #fff;
}

.btn-follow:hover {
    color: #198754;
    border-color: #198754;
    background-color: #d1f4e0;
}

.btn-follow.active {
    color: #fff;
    background-color: #198754;
    border-color: #198754;
}

.btn-follow.active:hover {
    background-color: #157347;
    border-color: #146c43;
}

.btn-follow.active i {
    animation: bellRing 0.5s ease;
}

/* Follower count badge */
.btn-follow .follower-count {
    font-weight: 600;
    font-size: 0.875em;
}

/* ========================================
   Bookmark Button - Orange/Yellow Theme
   ======================================== */
.btn-bookmark {
    color: #fd7e14;
    border-color: #dee2e6;
    background-color: #fff;
}

.btn-bookmark:hover {
    color: #fd7e14;
    border-color: #fd7e14;
    background-color: #fff3e0;
}

.btn-bookmark.active {
    color: #fff;
    background-color: #fd7e14;
    border-color: #fd7e14;
}

.btn-bookmark.active:hover {
    background-color: #e8590c;
    border-color: #dc5309;
}

.btn-bookmark.active i {
    animation: bookmarkPulse 0.3s ease;
}

/* ========================================
   Animations
   ======================================== */
@keyframes heartBeat {
    0%, 100% { 
        transform: scale(1); 
    }
    25% { 
        transform: scale(1.3); 
    }
    50% { 
        transform: scale(1.1); 
    }
}

@keyframes bookmarkDrop {
    0% { 
        transform: translateY(-10px); 
        opacity: 0; 
    }
    100% { 
        transform: translateY(0); 
        opacity: 1; 
    }
}

@keyframes bellRing {
    0%, 100% { 
        transform: rotate(0deg); 
    }
    10%, 30%, 50%, 70%, 90% { 
        transform: rotate(-10deg); 
    }
    20%, 40%, 60%, 80% { 
        transform: rotate(10deg); 
    }
}

@keyframes bookmarkPulse {
    0%, 100% { 
        transform: scale(1); 
    }
    50% { 
        transform: scale(1.2); 
    }
}

/* ========================================
   Disabled State
   ======================================== */
.btn-like:disabled,
.btn-save:disabled,
.btn-follow:disabled,
.btn-bookmark:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ========================================
   Loading State
   ======================================== */
.btn-like.loading,
.btn-save.loading,
.btn-follow.loading,
.btn-bookmark.loading {
    pointer-events: none;
    opacity: 0.7;
}

.btn-like.loading i,
.btn-save.loading i,
.btn-follow.loading i,
.btn-bookmark.loading i {
    animation: spin 1s linear infinite;
}

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

/* ========================================
   Count Badges
   ======================================== */
.like-count,
.save-count,
.follower-count,
.bookmark-count {
    font-size: 0.875em;
    font-weight: 600;
}

/* ========================================
   Interaction Group
   ======================================== */
.interaction-group {
    display: flex;
    flex-wrap: wrap;
}

.interaction-group.gap-1 { gap: 0.25rem; }
.interaction-group.gap-2 { gap: 0.5rem; }
.interaction-group.gap-3 { gap: 1rem; }
.interaction-group.gap-4 { gap: 1.5rem; }

/* Vertical layout */
.interaction-group.flex-column {
    align-items: stretch;
}

.interaction-group.flex-column .btn {
    width: 100%;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 576px) {
    /* Hide text on mobile, show only icons */
    .btn-like .like-text,
    .btn-save .save-text,
    .btn-follow .follow-text,
    .btn-bookmark .bookmark-text {
        display: none;
    }
    
    /* Make buttons smaller on mobile */
    .btn-like,
    .btn-save,
    .btn-follow,
    .btn-bookmark {
        padding: 0.375rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* ========================================
   Bookmark Modal Styles
   ======================================== */
.bookmark-form .form-label {
    font-weight: 600;
    color: #495057;
}

.bookmark-form .form-control:focus {
    border-color: #fd7e14;
    box-shadow: 0 0 0 0.2rem rgba(253, 126, 20, 0.25);
}

.bookmark-form textarea {
    resize: vertical;
    min-height: 80px;
}

/* ========================================
   Dark Mode Support (Optional)
   ======================================== */
@media (prefers-color-scheme: dark) {
    .btn-like,
    .btn-save,
    .btn-follow,
    .btn-bookmark {
        background-color: #212529;
        border-color: #495057;
    }
    
    .btn-like:hover {
        background-color: #2c1215;
    }
    
    .btn-save:hover {
        background-color: #0a1929;
    }
    
    .btn-follow:hover {
        background-color: #0d1f17;
    }
    
    .btn-bookmark:hover {
        background-color: #2c1a0d;
    }
}