/**
 * Najibul PWA - Advanced Like/Subscription System Styles
 * YouTube-style UI with Language Isolation
 * Version: 5.0.0
 */

/* Advanced Bell System Container */
.najibul-pwa-advanced-bell {
    font-family: "Roboto", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    margin: 20px 0;
    padding: 0;
    background: transparent;
    border-radius: 12px;
    max-width: 100%;
}

/* Single Line Layout - YouTube Style */
.advanced-bell-single-line {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 0;
    flex-wrap: wrap;
}

/* Reaction Wrapper */
.advanced-reaction-wrapper {
    position: relative;
}

/* Base Button Styles */
.advanced-bell-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border: 1.5px solid #e0e0e0;
    background: #ffffff;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    font-size: 14px;
    color: #606060;
    position: relative;
    overflow: hidden;
}

.advanced-bell-btn:hover {
    background: #f8f9fa;
    border-color: #d0d0d0;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.advanced-bell-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* Active State */
.advanced-bell-btn.active {
    color: #065fd4;
    border-color: #065fd4;
    background: rgba(6, 95, 212, 0.05);
}

.advanced-bell-btn.active:hover {
    background: rgba(6, 95, 212, 0.08);
}

/* Emoji Styles */
.advanced-bell-emoji {
    font-size: 18px;
    transition: transform 0.2s ease;
}

.advanced-bell-btn:hover .advanced-bell-emoji {
    transform: scale(1.1);
}

.advanced-bell-btn.active .advanced-bell-emoji {
    transform: scale(1.15);
}

/* Count Styles */
.advanced-bell-count {
    font-weight: 600;
    font-size: 13px;
    min-width: 20px;
    text-align: center;
}

/* Subscribe Button Styles */
.advanced-bell-sub-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    border: 1.5px solid #e0e0e0;
    background: #ffffff;
    border-radius: 18px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    font-size: 14px;
    color: #065fd4;
    position: relative;
}

.advanced-bell-sub-btn:hover {
    background: rgba(6, 95, 212, 0.05);
    border-color: #065fd4;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(6, 95, 212, 0.15);
}

/* Subscribed State */
.advanced-bell-sub-btn.subscribed {
    background: #065fd4;
    color: #ffffff;
    border-color: #065fd4;
}

.advanced-bell-sub-btn.subscribed:hover {
    background: #0548a8;
    border-color: #0548a8;
    box-shadow: 0 4px 12px rgba(6, 95, 212, 0.25);
}

/* Bell Icon Styles */
.advanced-bell-svg {
    transition: all 0.3s ease;
    width: 20px;
    height: 20px;
}

.advanced-bell-sub-btn:hover .advanced-bell-svg {
    transform: scale(1.1);
}

.advanced-bell-sub-btn.subscribed .advanced-bell-svg {
    transform: scale(1.1);
}

/* Arrow Styles */
.advanced-bell-arrow {
    font-size: 12px;
    transition: transform 0.3s ease;
    opacity: 0.7;
}

.advanced-bell-sub-btn:hover .advanced-bell-arrow {
    opacity: 1;
}

.advanced-bell-subscribe-wrapper.open .advanced-bell-arrow {
    transform: rotate(180deg);
}

/* Loading Spinner */
.advanced-bell-loading {
    display: none;
}

.advanced-bell-sub-btn.loading .advanced-bell-loading {
    display: block;
}

.advanced-bell-sub-btn.loading .advanced-bell-icon,
.advanced-bell-sub-btn.loading .advanced-bell-arrow {
    display: none;
}

.advanced-loading-spinner {
    animation: spin 1.2s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Dropdown Menu */
.advanced-bell-subscribe-wrapper {
    position: relative;
}

.advanced-bell-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 8px;
    background: #ffffff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    min-width: 320px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.advanced-bell-subscribe-wrapper.open .advanced-bell-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* Dropdown Header */
.advanced-dropdown-header {
    padding: 16px;
    border-bottom: 1px solid #f0f0f0;
}

.advanced-author-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.advanced-channel-avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.advanced-channel-details {
    flex: 1;
}

.advanced-channel-name {
    font-weight: 600;
    font-size: 15px;
    color: #0f0f0f;
    margin-bottom: 4px;
}

.advanced-channel-stats {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: #606060;
}

.advanced-sub-count {
    font-weight: 500;
}

.advanced-language-badge {
    background: rgba(6, 95, 212, 0.1);
    color: #065fd4;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

/* Dropdown Divider */
.advanced-dropdown-divider {
    height: 1px;
    background: #f0f0f0;
    margin: 0;
}

/* Dropdown Content */
.advanced-dropdown-content {
    padding: 8px 0;
}

.advanced-action-section {
    padding: 0 16px;
}

.advanced-dropdown-action-btn {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    width: 100%;
    padding: 12px 0;
    border: none;
    background: none;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-radius: 6px;
}

.advanced-dropdown-action-btn:hover {
    background: #f8f9fa;
}

.advanced-action-icon {
    font-size: 18px;
    margin-top: 1px;
}

.advanced-action-content {
    flex: 1;
    text-align: left;
}

.advanced-action-text {
    display: block;
    font-weight: 500;
    font-size: 14px;
    color: #0f0f0f;
    margin-bottom: 2px;
}

.advanced-action-desc {
    display: block;
    font-size: 12px;
    color: #606060;
    line-height: 1.3;
}

/* Notification Options */
.advanced-notification-options {
    padding: 12px 16px 8px;
}

.advanced-option-title {
    font-size: 12px;
    color: #909090;
    font-weight: 500;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.advanced-option-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    cursor: pointer;
    transition: background-color 0.2s ease;
    border-radius: 6px;
}

.advanced-option-item:hover {
    background: #f8f9fa;
}

.advanced-option-item.active {
    background: rgba(6, 95, 212, 0.05);
}

.advanced-option-icon {
    font-size: 16px;
    margin-top: 1px;
    opacity: 0.7;
}

.advanced-option-item.active .advanced-option-icon {
    opacity: 1;
    color: #065fd4;
}

.advanced-option-text {
    font-weight: 500;
    font-size: 14px;
    color: #0f0f0f;
    margin-bottom: 2px;
}

.advanced-option-desc {
    font-size: 12px;
    color: #606060;
    line-height: 1.3;
}

/* Language Indicator */
.advanced-language-indicator {
    margin-top: 12px;
    padding: 8px 12px;
    background: rgba(6, 95, 212, 0.05);
    border-radius: 8px;
    text-align: center;
}

.advanced-language-indicator small {
    font-size: 11px;
    color: #065fd4;
    font-weight: 500;
}

/* Follow Button Area */
.advanced-bell-follow {
    margin-left: auto;
}

/* Success/Error States */
.advanced-bell-sub-btn.success {
    background: #0f9d58;
    border-color: #0f9d58;
    color: #ffffff;
}

.advanced-bell-sub-btn.error {
    background: #d93025;
    border-color: #d93025;
    color: #ffffff;
}

/* Animation for Count Changes */
@keyframes countChange {
    0% { transform: scale(1); }
    50% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.advanced-bell-count.changing {
    animation: countChange 0.3s ease;
}

/* Responsive Design */
@media (max-width: 768px) {
    .advanced-bell-single-line {
        gap: 8px;
        padding: 12px 0;
    }
    
    .advanced-bell-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    .advanced-bell-sub-btn {
        padding: 8px 14px;
        font-size: 13px;
    }
    
    .advanced-bell-dropdown-menu {
        min-width: 280px;
        right: -50px;
    }
    
    .advanced-bell-emoji {
        font-size: 16px;
    }
    
    .advanced-bell-count {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .advanced-bell-single-line {
        justify-content: center;
        gap: 6px;
    }
    
    .advanced-bell-btn {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .advanced-bell-sub-btn {
        padding: 6px 10px;
        font-size: 12px;
    }
    
    .advanced-bell-dropdown-menu {
        min-width: 260px;
        right: -80px;
    }
    
    .advanced-channel-name {
        font-size: 14px;
    }
    
    .advanced-channel-stats {
        font-size: 12px;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .advanced-bell-btn {
        background: #2b2b2b;
        border-color: #404040;
        color: #ffffff;
    }
    
    .advanced-bell-btn:hover {
        background: #363636;
        border-color: #505050;
    }
    
    .advanced-bell-btn.active {
        color: #3ea6ff;
        border-color: #3ea6ff;
        background: rgba(62, 166, 255, 0.1);
    }
    
    .advanced-bell-sub-btn {
        background: #2b2b2b;
        border-color: #404040;
        color: #3ea6ff;
    }
    
    .advanced-bell-sub-btn:hover {
        background: rgba(62, 166, 255, 0.1);
        border-color: #3ea6ff;
    }
    
    .advanced-bell-sub-btn.subscribed {
        background: #3ea6ff;
        color: #0f0f0f;
        border-color: #3ea6ff;
    }
    
    .advanced-bell-dropdown-menu {
        background: #2b2b2b;
        border-color: #404040;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    }
    
    .advanced-dropdown-header {
        border-bottom-color: #404040;
    }
    
    .advanced-channel-name {
        color: #ffffff;
    }
    
    .advanced-channel-stats {
        color: #aaaaaa;
    }
    
    .advanced-language-badge {
        background: rgba(62, 166, 255, 0.2);
        color: #3ea6ff;
    }
    
    .advanced-dropdown-divider {
        background: #404040;
    }
    
    .advanced-dropdown-action-btn:hover {
        background: #363636;
    }
    
    .advanced-action-text {
        color: #ffffff;
    }
    
    .advanced-option-item:hover {
        background: #363636;
    }
    
    .advanced-option-item.active {
        background: rgba(62, 166, 255, 0.1);
    }
    
    .advanced-option-text {
        color: #ffffff;
    }
    
    .advanced-language-indicator {
        background: rgba(62, 166, 255, 0.1);
    }
    
    .advanced-language-indicator small {
        color: #3ea6ff;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .advanced-bell-btn,
    .advanced-bell-sub-btn,
    .advanced-bell-dropdown-menu,
    .advanced-bell-emoji,
    .advanced-bell-svg {
        transition: none;
        animation: none;
    }
    
    .advanced-bell-btn:hover,
    .advanced-bell-sub-btn:hover {
        transform: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .advanced-bell-btn {
        border-width: 2px;
    }
    
    .advanced-bell-sub-btn {
        border-width: 2px;
    }
    
    .advanced-bell-dropdown-menu {
        border-width: 2px;
    }
}

/* Print Styles */
@media print {
    .najibul-pwa-advanced-bell {
        display: none;
    }
}