/* 公共样式 */
:root {
    --primary-color: #4f46e5;
    --secondary-color: #7c3aed;
    --bg-color: #f8fafc;
    --text-color: #1e293b;
    --light-gray: #e2e8f0;
    --medium-gray: #94a3b8;
    --dark-gray: #64748b;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.5;
}

/* 自定义底部导航栏样式 */
.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.nav-item i {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
}

.nav-item.active {
    color: var(--primary-color);
}

/* 卡片样式 */
.card {
    border-radius: 0.75rem;
    overflow: hidden;
    background-color: white;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* 自定义按钮样式 */
.btn-primary {
    background-color: var(--primary-color);
    color: white;
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    font-weight: 500;
}

.btn-outline {
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    font-weight: 500;
}

/* 标签样式 */
.tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    background-color: var(--light-gray);
    color: var(--dark-gray);
    margin-right: 0.5rem;
}

/* 头像样式 */
.avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    object-fit: cover;
}

.avatar-sm {
    width: 2rem;
    height: 2rem;
}

.avatar-lg {
    width: 3.5rem;
    height: 3.5rem;
}

/* 分隔线 */
.divider {
    height: 1px;
    background-color: var(--light-gray);
    margin: 1rem 0;
}

/* 自定义表单样式 */
.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--light-gray);
    border-radius: 0.5rem;
    background-color: white;
}

/* 自定义加载动画 */
.loading {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 3px solid var(--light-gray);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* 页面切换动画 */
.page-enter {
    opacity: 0;
    transform: translateY(10px);
}

.page-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 300ms, transform 300ms;
}

/* 状态标签 */
.status-tag {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-active {
    background-color: #dcfce7;
    color: #166534;
}

.status-upcoming {
    background-color: #e0f2fe;
    color: #0369a1;
}

.status-ended {
    background-color: #fef2f2;
    color: #991b1b;
}

/* 徽标提醒 */
.badge {
    position: absolute;
    top: -5px;
    right: -5px;
    min-width: 18px;
    height: 18px;
    border-radius: 9px;
    background-color: #ef4444;
    color: white;
    font-size: 0.625rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5px;
}