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

:root {
    --primary: #5b6ee1;
    --primary-dark: #6f49b8;
    --primary-soft: #eef1ff;
    --danger: #e74c3c;
    --success: #27ae60;
    --text-main: #243044;
    --text-muted: #728096;
    --line: #e7eaf2;
    --surface: #ffffff;
    --surface-soft: #f7f8fc;
    --shadow-sm: 0 4px 14px rgba(36, 48, 68, 0.08);
    --shadow-md: 0 10px 28px rgba(36, 48, 68, 0.12);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background:
        radial-gradient(circle at 20% 0%, rgba(102,126,234,0.16), transparent 28%),
        linear-gradient(180deg, #f4f6ff 0%, #f7f8fc 38%, #ffffff 100%);
    color: var(--text-main);
    line-height: 1.6;
}

.container {
    max-width: 100%;
    min-height: 100vh;
    background: rgba(255,255,255,0.92);
}

.header {
    background: linear-gradient(135deg, var(--primary) 0%, #7564d8 48%, var(--primary-dark) 100%);
    color: white;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 8px 22px rgba(91,110,225,0.25);
}

.header h1 {
    font-size: 19px;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.user-info {
    font-size: 14px;
    opacity: 0.9;
}

.nav-tabs {
    display: flex;
    background: rgba(255,255,255,0.96);
    border-bottom: 1px solid var(--line);
    position: sticky;
    top: 56px;
    z-index: 99;
    box-shadow: 0 2px 10px rgba(36,48,68,0.04);
}

.tab-btn {
    flex: 1;
    padding: 12px;
    border: none;
    background: #fff;
    color: var(--text-muted);
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
}

.tab-btn.active {
    color: var(--primary);
    font-weight: 700;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 20%;
    right: 20%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), #7a62dd);
    border-radius: 2px;
}

.tab-content {
    display: none;
    padding: 20px;
}

.tab-content.active {
    display: block;
}

.order-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--surface);
    border: 1px solid rgba(231,234,242,0.9);
    border-radius: 18px;
    padding: 20px;
    box-shadow: var(--shadow-sm);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 10px;
    margin-bottom: 0;
}

.form-row .form-group {
    flex: 1;
    margin-bottom: 20px;
}

.form-row .form-col input,
.form-row .form-col select {
    padding: 10px 8px;
    font-size: 14px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #4a566b;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: 15px;
    background: #fff;
    color: var(--text-main);
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(91,110,225,0.14);
}

.form-group input[readonly] {
    background: var(--surface-soft);
    color: #5d6880;
}

.required {
    color: #e74c3c;
}

.date-hint {
    font-size: 12px;
    margin-top: 6px;
    min-height: 18px;
}

/* 授权弹窗 */
.auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18,24,38,0.66);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.auth-box {
    background: rgba(255,255,255,0.98);
    border-radius: 20px;
    padding: 32px 24px;
    width: 100%;
    max-width: 360px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.auth-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.auth-box h2 {
    font-size: 20px;
    margin-bottom: 8px;
    color: var(--text-main);
}

.auth-box p {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 4px;
}

.auth-hint {
    color: #999;
    font-size: 12px;
    margin-bottom: 16px;
    margin-top: 8px;
}

.auth-btn-wechat {
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    width: 100%;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 8px;
}

.auth-form input,
.auth-form select {
    padding: 12px 15px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: 14px;
    width: 100%;
    box-sizing: border-box;
    appearance: none;
    -webkit-appearance: none;
    background-color: #fff;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23999' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 32px;
}

.auth-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(91,110,225,0.14);
}

.auth-form button {
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
}

.auth-error {
    color: #e74c3c;
    font-size: 13px;
    margin-top: 12px;
    min-height: 18px;
}

.btn-change-pwd,
.btn-logout {
    background: rgba(255,255,255,0.18);
    color: white;
    border: 1px solid rgba(255,255,255,0.4);
    border-radius: 999px;
    padding: 4px 10px;
    font-size: 12px;
    cursor: pointer;
    margin-left: 8px;
}

.btn-logout {
    background: rgba(255,100,100,0.28);
    border-color: rgba(255,100,100,0.5);
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.btn-submit,
.btn-reset,
.btn-cancel {
    flex: 1;
    padding: 14px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
}

.btn-submit {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    box-shadow: 0 8px 18px rgba(91,110,225,0.22);
}

.btn-reset,
.btn-cancel {
    background: #edf0f7;
    color: #536079;
}

.btn-submit:active,
.btn-reset:active,
.btn-cancel:active {
    transform: scale(0.98);
}

.filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.filter-bar input,
.filter-bar select {
    flex: 1;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: 14px;
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.filter-bar input:focus,
.filter-bar select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(91,110,225,0.12);
}

.orders-list {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 14px;
    box-shadow: var(--shadow-sm);
    background: #fff;
}

.order-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 15px;
    background: #fff;
}

.order-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
}

.order-table th {
    background: linear-gradient(180deg, #f5f7fc, #eef1f8);
    color: #4a566b;
    font-weight: 700;
    padding: 10px 8px;
    text-align: left;
    white-space: nowrap;
    border-bottom: 2px solid var(--line);
    font-size: 14px;
}

.order-table td {
    padding: 10px 8px;
    border-bottom: 1px solid #eef1f6;
    color: var(--text-main);
    vertical-align: middle;
}

.order-table tbody tr:hover {
    background: var(--primary-soft);
}

.order-table tbody tr:active {
    background: #eef1ff;
}

.td-model {
    font-weight: 600;
    color: #1f2a3d;
    white-space: nowrap;
}

/* 管理员筛选样式 */
.admin-filter {
    display: flex;
    gap: 8px;
}

.admin-filter button {
    padding: 6px 14px;
    border: 1px solid var(--primary);
    background: #fff;
    color: var(--primary);
    border-radius: 999px;
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
    white-space: nowrap;
}

.admin-filter button:hover {
    background: var(--primary-soft);
}

.admin-filter button.active {
    background: linear-gradient(135deg, var(--primary), #7564d8);
    color: #fff;
    box-shadow: 0 6px 14px rgba(91,110,225,0.2);
}

/* 分页样式 */
.pagination-container {
    padding: 15px 20px;
    display: flex;
    justify-content: center;
}

.pagination {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pagination button {
    padding: 8px 16px;
    border: 1px solid var(--primary);
    background: #fff;
    color: var(--primary);
    border-radius: 999px;
    cursor: pointer;
    font-size: 14px;
}

.pagination button:hover:not(:disabled) {
    background: var(--primary);
    color: #fff;
}

.pagination button:disabled {
    border-color: #ccc;
    color: #999;
    cursor: not-allowed;
}

.pagination .page-info {
    font-size: 14px;
    color: #666;
    min-width: 60px;
    text-align: center;
}

.td-calc {
    color: var(--primary);
    font-weight: 500;
}

.td-actions {
    white-space: nowrap;
}

.btn-edit,
.btn-delete {
    padding: 5px 12px;
    border: none;
    border-radius: 7px;
    font-size: 12px;
    cursor: pointer;
    margin-right: 4px;
    transition: all 0.2s;
}

.btn-edit {
    background: linear-gradient(135deg, var(--primary), #7564d8);
    color: white;
}

.btn-delete {
    background: linear-gradient(135deg, var(--danger), #d83b2f);
    color: white;
}

.btn-edit:active,
.btn-delete:active {
    transform: scale(0.95);
    opacity: 0.8;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18,24,38,0.55);
    z-index: 1000;
    justify-content: center;
    align-items: flex-end;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: #fff;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 22px 22px 0 0;
    padding: 20px;
    animation: slideUp 0.3s ease;
    box-shadow: 0 -12px 32px rgba(18,24,38,0.18);
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.modal-header h2 {
    font-size: 18px;
}

.close {
    font-size: 28px;
    color: #999;
    cursor: pointer;
}

.toast {
    position: fixed;
    top: 70px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    background: #253044;
    color: white;
    padding: 12px 24px;
    border-radius: 999px;
    font-size: 14px;
    z-index: 1001;
    opacity: 0;
    transition: all 0.3s;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--danger);
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

/* 问题反馈页面 */
.feedback-card {
    max-width: 400px;
    margin: 40px auto;
    background: white;
    border-radius: 20px;
    padding: 40px 24px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.feedback-icon {
    margin-bottom: 16px;
}

.feedback-phone-icon {
    color: #e74c3c;
    stroke: #e74c3c;
}

.feedback-card h2 {
    font-size: 22px;
    color: var(--text-main);
    margin-bottom: 8px;
}

.feedback-desc {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 24px;
}

.feedback-info {
    background: var(--surface-soft);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 16px;
}

.feedback-item {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: baseline;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    gap: 16px;
}

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

.feedback-label {
    color: var(--text-muted);
    font-size: 14px;
    width: 48px;
    text-align: justify;
    text-align-last: justify;
    flex-shrink: 0;
}

.feedback-value {
    color: var(--text-main);
    font-size: 16px;
    font-weight: 500;
}

.feedback-phone {
    color: #e74c3c;
    text-decoration: none;
}

.feedback-phone:link,
.feedback-phone:visited,
.feedback-phone:hover,
.feedback-phone:active {
    color: #e74c3c;
}

.feedback-tip {
    color: #999;
    font-size: 12px;
}

/* APP响应式修复 */
@media (max-width: 480px) {
    .nav-tabs {
        top: 52px;
    }
    
    .tab-btn {
        font-size: 13px;
        padding: 10px 4px;
    }
    
    /* 紧凑标签+输入框布局 */
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .form-row .form-group {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 12px;
    }
    
    .form-row .form-group label {
        width: 50px;
        flex-shrink: 0;
        margin-bottom: 0;
        font-size: 14px;
        text-align: right;
    }
    
    .form-row .form-col input,
    .form-row .form-col select {
        flex: 1;
        padding: 8px 10px;
        font-size: 14px;
    }
    
    /* 排队明细手机端筛选区：按目标图改成两行网格 */
    #listTab {
        padding: 0;
    }

    #listTab .filter-bar {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
        gap: 6px;
        margin-bottom: 12px;
        padding: 0 16px;
        border: none;
        background: #fff;
    }

    #listTab #adminFilter,
    #listTab #adminFilter .admin-filter {
        display: contents;
    }

    #listTab #adminFilter button,
    #listTab .filter-bar input,
    #listTab .filter-bar select {
        width: 100%;
        min-width: 0;
        height: 32px;
        padding: 0 8px;
        border: 1px solid #ddd;
        border-radius: 5px;
        background-color: #fff;
        color: #667eea;
        font-family: SimHei, "黑体", "Microsoft YaHei", sans-serif;
        font-size: 12px;
        text-align: center;
        box-shadow: none;
    }

    #listTab .filter-bar input,
    #listTab .filter-bar select {
        color: #333;
    }

    #listTab #adminFilter button {
        grid-column: span 2;
    }

    #listTab #adminFilter button:nth-child(1) {
        order: 1;
    }

    #listTab #adminFilter button:nth-child(2) {
        order: 2;
    }

    #listTab #sortSelect {
        grid-column: span 2;
        order: 3;
    }

    #listTab #filterModel {
        grid-column: span 3;
        order: 4;
    }

    #listTab #filterCustomer {
        grid-column: span 3;
        order: 5;
    }

    #listTab #adminFilter button.active {
        background: #667eea;
        color: #fff;
        font-weight: 600;
    }

    #listTab .orders-list,
    #listTab .pagination-container {
        padding-left: 16px;
        padding-right: 16px;
    }
    
    .order-table {
        font-size: 14px;
    }
    
    .order-table th,
    .order-table td {
        padding: 8px 4px;
    }
    
    .btn-edit,
    .btn-delete {
        padding: 4px 8px;
        font-size: 11px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 768px;
        margin: 0 auto;
        box-shadow: 0 0 20px rgba(0,0,0,0.1);
    }
    
    .modal {
        align-items: center;
    }
    
    .modal-content {
        max-width: 500px;
        border-radius: 12px;
        max-height: 80vh;
    }
}