/* style.css - 同学录样式 */

:root {
    --primary-color: #4a90d9;
    --primary-dark: #357abd;
    --secondary-color: #f5a623;
    --bg-color: #f5f7fa;
    --card-bg: #ffffff;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-muted: #999999;
    --border-color: #e0e0e0;
    --success-color: #52c41a;
    --warning-color: #faad14;
    --error-color: #f5222d;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 16px rgba(0,0,0,0.15);
    --radius: 12px;
    --transition: all 0.3s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: var(--text-primary);
}

/* 头部 */
.header {
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 700;
}

.logo .subtitle {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* 用户区域 */
.user-section {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn {
    padding: 8px 20px;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

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

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

/* 主容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
}

/* 工具栏 */
.toolbar {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    box-shadow: var(--shadow);
}

/* 班级标签 */
.class-tabs {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.class-tab {
    padding: 8px 20px;
    border: 2px solid var(--border-color);
    border-radius: 20px;
    background: white;
    cursor: pointer;
    font-size: 0.95rem;
    transition: var(--transition);
    color: var(--text-secondary);
}

.class-tab:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.class-tab.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 搜索框 */
.search-box {
    position: relative;
    flex: 1;
    max-width: 300px;
}

.search-box input {
    width: 100%;
    padding: 10px 16px 10px 40px;
    border: 2px solid var(--border-color);
    border-radius: 24px;
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
}

.search-box input:focus {
    border-color: var(--primary-color);
}

.search-box::before {
    content: '🔍';
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
}

/* 同学网格 */
.students-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

/* 同学卡片 */
.student-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.student-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.student-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius) var(--radius) 0 0;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.4rem;
    font-weight: 700;
    flex-shrink: 0;
}

.name-section {
    flex: 1;
}

.name-section h3 {
    font-size: 1.2rem;
    margin-bottom: 4px;
}

.role-tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 0.75rem;
    font-weight: 500;
}

.role-tag.monitor { background: #e6f7ff; color: #1890ff; }
.role-tag.viceMonitor { background: #f6ffed; color: #52c41a; }
.role-tag.leagueBranch { background: #fff2e8; color: #fa8c16; }
.role-tag.studyCommittee { background: #f9f0ff; color: #722ed1; }
.role-tag.sportsCommittee { background: #fff1f0; color: #f5222d; }
.role-tag.artCommittee { background: #e6fffb; color: #13c2c2; }

.card-body {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid #f0f0f0;
}

.info-row:last-child {
    border-bottom: none;
}

.label {
    color: var(--text-muted);
    font-size: 0.85rem;
}

.value {
    color: var(--text-primary);
    font-weight: 500;
}

.phone, .wechat, .address, .qq {
    padding: 8px 12px;
    background: #f6f8fa;
    border-radius: 8px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.phone.masked {
    background: #fff7e6;
    color: var(--text-muted);
}

/* 卡片操作按钮 */
.card-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.btn-edit, .btn-delete {
    flex: 1;
    padding: 6px 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
}

.btn-edit {
    background: #e6f7ff;
    color: #1890ff;
}

.btn-edit:hover {
    background: #1890ff;
    color: white;
}

.btn-delete {
    background: #fff1f0;
    color: #f5222d;
}

.btn-delete:hover {
    background: #f5222d;
    color: white;
}

/* 管理面板 */
.admin-panel {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* 弹窗 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal {
    background: white;
    border-radius: var(--radius);
    padding: 24px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    animation: modalSlide 0.3s ease;
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal h2 {
    margin-bottom: 20px;
    color: var(--text-primary);
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary-color);
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* 空状态 */
.empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-size: 1.1rem;
    grid-column: 1 / -1;
}

/* 错误提示 */
.error-message {
    background: #fff1f0;
    color: var(--error-color);
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* 隐藏 */
.hidden {
    display: none !important;
}

/* 响应式 */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 12px;
    }

    .toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        max-width: none;
    }

    .students-grid {
        grid-template-columns: 1fr;
    }

    .modal {
        width: 95%;
        padding: 16px;
    }
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* 隐私提示 */
.privacy-notice {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px;
}

.privacy-notice span {
    font-size: 0.9rem;
}