:root {
    --primary-color: #4a6bff;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border: none;
    margin-bottom: 20px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, var(--primary-color), #6c8eff);
    color: white;
    padding: 16px 20px;
    font-weight: 600;
    border: none;
}

.card-body {
    padding: 24px;
}

.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.btn-primary {
    background: var(--primary-color);
}

.btn-success {
    background: var(--success-color);
}

.btn-danger {
    background: var(--danger-color);
}

.btn-warning {
    background: var(--warning-color);
    color: #212529;
}

.btn-info {
    background: var(--info-color);
    color: white;
}

.status-badge {
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
}

.status-running {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(40, 167, 69, 0.3);
}

.status-stopped {
    background: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(220, 53, 69, 0.3);
}

.time-display {
    background: #f8f9fa;
    padding: 10px 15px;
    border-radius: 8px;
    border-left: 3px solid var(--primary-color);
    margin: 8px 0;
    font-family: 'Courier New', monospace;
}

.stat-card {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 10px;
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.9rem;
    color: #6c757d;
    margin-top: 5px;
}

.form-control {
    border-radius: 8px;
    padding: 10px 15px;
    border: 1px solid #ced4da;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(74, 107, 255, 0.25);
}

.form-label {
    font-weight: 600;
    margin-bottom: 8px;
}

.remind-type-option {
    padding: 12px;
    text-align: center;
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.remind-type-option:hover {
    border-color: var(--primary-color);
    background: #f8f9ff;
}

.remind-type-option.active {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

.remind-type-option i {
    display: block;
    font-size: 1.5rem;
    margin-bottom: 5px;
}

.history-item {
    position: relative;
    padding: 18px 20px;
    background: #ffffff;
    border-radius: 10px;
    border: 1px solid #e9ecef;
    margin-bottom: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.history-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(74, 107, 255, 0.1);
    transform: translateY(-2px);
}

.history-item::before {
    content: '';
    position: absolute;
    left: -1px;
    top: 0;
    bottom: 0;
    width: 4px;
    border-top-left-radius: 10px;
    border-bottom-left-radius: 10px;
    background: var(--info-color);
}

.history-item.fudai::before {
    background: var(--primary-color);
}

.history-item.hongbao::before {
    background: var(--success-color);
}

.history-item.cancelled {
    opacity: 0.6;
    background: #f8f9fa;
}
.history-item.cancelled::before {
    background: #6c757d;
}

.history-item.completed {
    border-left-color: var(--success-color);
}

.history-item.scheduled {
    border-left-color: var(--warning-color);
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.history-title {
    font-weight: 600;
    color: #212529;
    font-size: 1rem;
}

.history-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.history-badge.fudai {
    background: rgba(74, 107, 255, 0.1);
    color: var(--primary-color);
}

.history-badge.hongbao {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.history-badge.completed {
    background: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.history-badge.scheduled {
    background: rgba(255, 193, 7, 0.1);
    color: var(--warning-color);
}

.history-badge.cancelled {
    background: #e9ecef;
    color: #6c757d;
}

.history-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 8px;
    font-size: 0.85rem;
    color: #6c757d;
}

.history-detail-item {
    display: flex;
    align-items: center;
}

.history-detail-item i {
    margin-right: 6px;
    color: #adb5bd;
}

.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    min-width: 300px;
    max-width: 400px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    overflow: hidden;
    margin-bottom: 10px;
}

#loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}

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

@media (max-width: 768px) {
    .card-body {
        padding: 16px;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .history-details {
        grid-template-columns: 1fr;
    }
}

.custom-time-section {
    background: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.interval-info {
    background: #FFFDE7;
    padding: 12px 15px;
    border-radius: 8px;
    border-left: 3px solid #ffc107;  /* 改为黄色 */
    margin: 10px 0;
    font-size: 0.9rem;
}
        
/* 开关样式 */
.form-switch .form-check-input {
    width: 3em;
    height: 1.5em;
    cursor: pointer;
}
.form-switch .form-check-input:checked {
    background-color: var(--success-color);
    border-color: var(--success-color);
}

/* 对齐开关和标签 */
.form-switch {
    display: flex;
    align-items: center;
    padding-left: 0;
    margin-bottom: 1rem;
}

.form-switch .form-check-input {
    margin: 0;
    margin-right: 0.75rem;
    float: none;
}

.form-switch .form-check-label {
    margin: 0;
    line-height: 1.5em;
}
.disabled-control {
    opacity: 0.6;
    pointer-events: none;
}

/* 历史记录列表滚动条样式 */
#history-list {
    max-height: 400px;
    overflow-y: auto;
    padding-right: 5px; /* 为滚动条留出空间 */
}

/* 移动端适配：适当降低高度 */
@media (max-width: 768px) {
    #history-list {
        max-height: 300px;
    }
}

/* ========== 新增：即将开始的任务列表样式 ========== */
.upcoming-task-item {
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 0.9rem;
}
.upcoming-task-item:last-child {
    border-bottom: none;
}
.upcoming-task-time {
    font-weight: 600;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
}
.upcoming-task-badge {
    background-color: #e9ecef;
    color: #495057;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    margin-right: 6px;
}
.upcoming-task-type {
    color: #6c757d;
}
.upcoming-empty {
    text-align: center;
    color: #adb5bd;
    padding: 16px 0;
}

/* 可选：备注图标在即将开始任务中的微调 */
.upcoming-task-item .fa-sticky-note {
    font-size: 0.8rem;
    margin-left: 4px;
}

.upcoming-group {
    border-radius: 8px;
    overflow: hidden;
}
.upcoming-group-title {
    font-weight: 600;
    padding: 8px 12px;
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
}
.upcoming-group-tasks {
    padding: 8px 0;
}
.upcoming-group-tasks .upcoming-task-item {
    padding: 8px 12px;
    transition: background-color 0.2s;
}
.upcoming-group-tasks .upcoming-task-item:hover {
    background-color: #f1f3f5;
}