/* ===========================
   Notifications Styles
   =========================== */

/* Notification Button */
.notification-btn {
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--text-secondary);
    transition: color 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    z-index: 10;
}

.notification-btn:hover {
    color: var(--primary-color, #0066ff);
}

/* Notification Badge */
.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: var(--danger-color, #ff3b30);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

/* Notification Dropdown — position:fixed でoverflow:autoの親にクリップされない */
.notification-dropdown {
    position: fixed;
    background: white;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    width: 360px;
    max-width: 90vw;
    max-height: 480px;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.notification-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.notification-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.notification-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.mark-all-read {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-base);
}

.mark-all-read:hover {
    text-decoration: underline;
}

/* Notification List */
.notification-list {
    max-height: 350px;
    overflow-y: auto;
}

.notification-item {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-base);
    cursor: pointer;
    position: relative;
}

.notification-item:hover {
    background: var(--bg-secondary);
}

.notification-item.unread {
    background: #f0f8ff;
}

.notification-item.unread::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--primary-color);
}

.notification-content {
    display: flex;
    gap: var(--space-md);
}

.notification-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.notification-icon.event {
    background: #e3f2fd;
    color: #1976d2;
}

.notification-icon.message {
    background: #f3e5f5;
    color: #7b1fa2;
}

.notification-icon.match {
    background: #e8f5e9;
    color: #388e3c;
}

.notification-icon.system {
    background: #fff3e0;
    color: #f57c00;
}

.notification-details {
    flex: 1;
    min-width: 0;
}

.notification-title {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notification-time {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Notification Footer */
.notification-footer {
    padding: var(--space-md);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.view-all-btn {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition-base);
}

.view-all-btn:hover {
    text-decoration: underline;
}

/* Empty State */
.notification-empty {
    padding: var(--space-2xl);
    text-align: center;
}

.notification-empty i {
    font-size: 3rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
}

.notification-empty p {
    color: var(--text-secondary);
}

/* Notifications Page */
.notifications-page {
    max-width: 800px;
    margin: 0 auto;
}

.notifications-filters {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--space-sm) var(--space-lg);
    background: white;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-base);
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.notifications-group {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-lg);
    overflow: hidden;
}

.group-header {
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
}

.notification-item-full {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    gap: var(--space-lg);
    transition: var(--transition-base);
}

.notification-item-full:last-child {
    border-bottom: none;
}

.notification-item-full:hover {
    background: var(--bg-secondary);
}

.notification-item-full.unread {
    background: #f0f8ff;
}

.notification-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.notification-actions .btn {
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .notification-dropdown {
        width: 320px;
        right: -10px;
    }
    
    .notification-header {
        padding: var(--space-md);
    }
    
    .notification-item {
        padding: var(--space-md);
    }
    
    /* 通知アクションボタンのレスポンシブ対応 */
    .notification-actions {
        flex-direction: column;
        gap: var(--space-xs);
        width: 100%;
        margin-top: var(--space-md);
    }
    
    .notification-actions .btn {
        width: 100%;
        padding: var(--space-sm) var(--space-md);
        font-size: 0.875rem;
        justify-content: center;
    }
    
    .notification-item-full {
        padding: var(--space-md);
    }
    
    .notification-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .notification-icon {
        margin-bottom: var(--space-sm);
    }
}

@media (max-width: 480px) {
    .notification-dropdown {
        position: fixed;
        top: 60px;
        right: 0;
        left: 0;
        width: 100%;
        border-radius: 0;
        max-height: calc(100vh - 60px);
    }
    
    .notification-list {
        max-height: calc(100vh - 180px);
    }
    
    .notifications-filters {
        gap: var(--space-sm);
    }
    
    .filter-btn {
        padding: var(--space-xs) var(--space-md);
        font-size: 0.875rem;
    }
    
    /* 480px以下でのアクションボタン調整 */
    .notification-actions .btn {
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.8125rem;
    }
    
    .notification-message {
        font-size: 0.875rem;
    }
    
    .notification-content h3 {
        font-size: 1rem;
    }
}
/* ============================================================ */
/* Source: realtime-notifications.css (merged)                  */
/* ============================================================ */

/* Realtime Notifications Styles */

/* Toast Notification */
.notification-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    max-width: 400px;
    width: calc(100vw - 40px);
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    z-index: 9999;
    cursor: pointer;
}

.notification-toast.show {
    opacity: 1;
    transform: translateX(0);
}

.notification-toast-content {
    display: flex;
    align-items: flex-start;
    padding: var(--space-lg);
    gap: var(--space-md);
}

.notification-toast-icon {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--primary-light);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-lg);
}

.notification-toast-body {
    flex: 1;
    min-width: 0;
}

.notification-toast-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    font-size: var(--font-base);
}

.notification-toast-message {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    line-height: 1.5;
}

.notification-toast-close {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: var(--space-xs);
    margin: calc(var(--space-xs) * -1);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.notification-toast-close:hover {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* Icon colors by type */
.notification-toast[data-type="message"] .notification-toast-icon {
    background: #dbeafe;
    color: #2563eb;
}

.notification-toast[data-type="connection_request"] .notification-toast-icon,
.notification-toast[data-type="connection_accepted"] .notification-toast-icon {
    background: #d1fae5;
    color: #10b981;
}

.notification-toast[data-type="event_reminder"] .notification-toast-icon,
.notification-toast[data-type="event_cancelled"] .notification-toast-icon,
.notification-toast[data-type="event_updated"] .notification-toast-icon {
    background: #fed7aa;
    color: #f59e0b;
}

.notification-toast[data-type="system"] .notification-toast-icon,
.notification-toast[data-type="announcement"] .notification-toast-icon {
    background: #e0e7ff;
    color: #6366f1;
}

/* Notification Badge Enhancement */
.notification-badge {
    background: var(--danger-color);
    color: white;
    border-radius: 10px;
    padding: 2px 6px;
    font-size: var(--font-xs);
    font-weight: 600;
    min-width: 20px;
    text-align: center;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(239, 68, 68, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

/* Notification List (for notifications.html) */
.notification-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.notification-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: white;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
    cursor: pointer;
}

.notification-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transform: translateY(-1px);
}

.notification-item.unread {
    background: var(--primary-light);
    background: rgba(37, 99, 235, 0.05);
    border-color: var(--primary-color);
}

.notification-item-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--gray-100);
    color: var(--gray-600);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-xl);
}

.notification-item.unread .notification-item-icon {
    background: var(--primary-light);
    color: var(--primary-color);
}

.notification-item-body {
    flex: 1;
    min-width: 0;
}

.notification-item-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-md);
    margin-bottom: var(--space-xs);
}

.notification-item-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-base);
}

.notification-item-time {
    flex-shrink: 0;
    color: var(--text-secondary);
    font-size: var(--font-sm);
}

.notification-item-message {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    line-height: 1.5;
}

.notification-item-actions {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.notification-item-actions .btn {
    font-size: var(--font-sm);
    padding: var(--space-xs) var(--space-md);
}

/* Empty state */
.notifications-empty {
    text-align: center;
    padding: var(--space-3xl);
    color: var(--gray-500);
}

.notifications-empty i {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    color: var(--gray-400);
}

.notifications-empty h3 {
    font-size: var(--font-xl);
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.notifications-empty p {
    color: var(--text-secondary);
}

/* Mark all as read button */
.mark-all-read-btn {
    margin-bottom: var(--space-lg);
    align-self: flex-end;
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .notification-toast {
        top: 10px;
        right: 10px;
        left: 10px;
        width: auto;
        max-width: none;
    }
    
    .notification-toast-content {
        padding: var(--space-md);
    }
    
    .notification-item {
        padding: var(--space-md);
    }
    
    .notification-item-icon {
        width: 40px;
        height: 40px;
        font-size: var(--font-lg);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .notification-toast {
        background: var(--dark-bg-secondary);
        color: var(--dark-text-primary);
    }
    
    .notification-toast-close:hover {
        background: var(--dark-bg-tertiary);
    }
    
    .notification-item {
        background: var(--dark-bg-secondary);
        border-color: var(--dark-border-color);
    }
    
    .notification-item.unread {
        background: rgba(37, 99, 235, 0.1);
    }
}

/* ============================================================ */
/* Source: toast-unified.css                                      */
/* ============================================================ */

/* トースト基本スタイル */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #333;
    color: white;
    padding: 16px 24px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 9999; /* style.cssのz-indexスケールに統一 */
    max-width: 400px;
    word-wrap: break-word;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast i {
    font-size: 20px;
    flex-shrink: 0;
}

/* タイプ別スタイル */
.toast-success {
    background: #28a745;
}

.toast-error {
    background: #dc3545;
}

.toast-warning {
    background: #ffc107;
    color: #212529;
}

.toast-info {
    background: #17a2b8;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .toast {
        left: 16px;
        right: 16px;
        bottom: 16px;
        max-width: none;
    }
}