:root {
    --bg: #f0f4f8;
    --card: #ffffff;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #16a34a;
    --warning: #f59e0b;
    --danger: #dc2626;
    --text: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;
    --shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
    --radius: 14px;
    --nav-h: 64px;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding-bottom: calc(var(--nav-h) + var(--safe-bottom) + 12px);
}

.app-header {
    background: linear-gradient(135deg, #1e40af, #2563eb);
    color: #fff;
    padding: 20px 18px 24px;
    border-radius: 0 0 22px 22px;
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.25);
}

.app-header h1 {
    font-size: 20px;
    font-weight: 700;
}

.app-header p {
    font-size: 13px;
    opacity: 0.88;
    margin-top: 4px;
}

.app-header.engineer {
    background: linear-gradient(135deg, #065f46, #059669);
    box-shadow: 0 8px 24px rgba(5, 150, 105, 0.25);
}

.page {
    display: none;
    padding: 16px;
    animation: fadeIn 0.2s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 16px;
    margin-bottom: 14px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card-title {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title .badge {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 999px;
    background: #eff6ff;
    color: var(--primary);
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #f1f5f9;
    font-size: 14px;
}

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

.info-row .label {
    color: var(--muted);
    flex-shrink: 0;
    margin-right: 12px;
}

.info-row .value {
    text-align: right;
    word-break: break-all;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.stat-item {
    background: #f8fafc;
    border-radius: 12px;
    padding: 14px 8px;
    text-align: center;
    border: 1px solid var(--border);
}

.stat-item .num {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
}

.stat-item .lbl {
    font-size: 12px;
    color: var(--muted);
    margin-top: 4px;
}

.stat-item.done .num { color: var(--success); }
.stat-item.wait .num { color: var(--warning); }

.filter-bar {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 4px;
    margin-bottom: 12px;
    -webkit-overflow-scrolling: touch;
}

.filter-bar::-webkit-scrollbar {
    display: none;
}

.chip {
    flex-shrink: 0;
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 13px;
    border: 1px solid var(--border);
    background: var(--card);
    color: var(--muted);
    cursor: pointer;
}

.chip.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

.order-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 14px;
    margin-bottom: 10px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: transform 0.15s;
}

.order-card:active {
    transform: scale(0.98);
}

.order-card .head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.order-card .oid {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
}

.status-tag {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
}

.status-tag.pending { background: #fef3c7; color: #b45309; }
.status-tag.accepted { background: #dbeafe; color: #1d4ed8; }
.status-tag.done { background: #dcfce7; color: #15803d; }
.status-tag.cancelled { background: #f3f4f6; color: #6b7280; }
.status-tag.task-pending { background: #fef3c7; color: #b45309; }
.status-tag.task-accepted { background: #dbeafe; color: #1d4ed8; }
.status-tag.task-done { background: #dcfce7; color: #15803d; }

.family-tag {
    font-size: 11px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 999px;
    background: #fef3c7;
    color: #d97706;
}

/* 紧急工单样式 */
.order-card.urgent {
    border: 2px solid #ef4444;
    background: linear-gradient(135deg, #fef2f2 0%, #fff 100%);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.15);
}

.order-card.urgent .head::before {
    content: "🚨";
    margin-right: 6px;
    font-size: 16px;
}

.order-card.urgent .oid {
    color: #dc2626;
}

.order-card.normal {
    border-left: 4px solid #22c55e;
}

/* 报警工单样式 */
.order-card.alarm {
    border: 2px solid #ef4444;
    background: linear-gradient(135deg, #fef2f2 0%, #fff 100%);
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.2);
    animation: alarmPulse 2s ease-in-out infinite;
}

@keyframes alarmPulse {
    0%, 100% { box-shadow: 0 4px 16px rgba(239, 68, 68, 0.2); }
    50% { box-shadow: 0 4px 20px rgba(239, 68, 68, 0.35); }
}

.order-card.alarm .order-type {
    font-size: 18px;
    animation: alarmIcon 1s ease-in-out infinite;
}

@keyframes alarmIcon {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.order-card .order-type {
    font-size: 16px;
    margin-right: 6px;
}

.order-card .urgency-badge {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 999px;
    background: #f1f5f9;
    color: #64748b;
}

.order-card .urgency-badge.urgent {
    background: #fef2f2;
    color: #dc2626;
}

/* 报警提醒横幅 */
.alarm-alert {
    background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    color: white;
    padding: 16px;
    border-radius: var(--radius);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 6px 24px rgba(239, 68, 68, 0.4);
    animation: alertSlide 0.3s ease;
}

@keyframes alertSlide {
    from { transform: translateX(-20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

.alarm-alert .alarm-icon {
    font-size: 32px;
    animation: alertBounce 1s ease-in-out infinite;
}

@keyframes alertBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.alarm-alert .alarm-content {
    flex: 1;
}

.alarm-alert .alarm-title {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 2px;
}

.alarm-alert .alarm-count {
    font-size: 13px;
    opacity: 0.9;
}

.progress-bar {
    margin: 16px 0;
}

.progress-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
}

.progress-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.progress-steps::before {
    content: '';
    position: absolute;
    top: 12px;
    left: 12px;
    right: 12px;
    height: 3px;
    background: #e2e8f0;
    z-index: 0;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    flex: 1;
}

.progress-step .icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 6px;
    transition: all 0.3s ease;
}

.progress-step .label {
    font-size: 10px;
    color: var(--muted);
    text-align: center;
    max-width: 60px;
    line-height: 1.3;
}

.progress-step.active .icon {
    background: var(--primary);
    color: #fff;
}

.progress-step.active .label {
    color: var(--text);
    font-weight: 500;
}

.progress-step.completed .icon {
    background: #10b981;
    color: #fff;
}

.progress-step.completed .label {
    color: #10b981;
}

.progress-fill {
    position: absolute;
    top: 12px;
    left: 12px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), #10b981);
    transition: width 0.5s ease;
    z-index: 0;
}

.time-slot {
    display: inline-block;
    padding: 8px 12px;
    margin: 4px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s;
}

.time-slot:hover {
    background: #e0f2fe;
    border-color: var(--primary);
}

.time-slot.selected {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.order-card .meta {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.6;
}

.empty {
    text-align: center;
    padding: 40px 16px;
    color: var(--muted);
    font-size: 14px;
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    margin: 6px 0;
    border-radius: 10px;
    border: 1px solid var(--border);
    font-size: 15px;
    background: #fff;
}

textarea {
    resize: vertical;
    min-height: 88px;
}

.form-label {
    display: block;
    font-size: 13px;
    color: var(--muted);
    margin: 10px 0 4px;
}

.form-label:first-child {
    margin-top: 0;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.form-row-2 select {
    margin: 0;
}

.address-block {
    margin: 6px 0 10px;
    padding: 12px;
    background: #f8fafc;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.address-block .form-label {
    margin-top: 8px;
}

.address-block .form-label:first-child {
    margin-top: 0;
}

.hidden {
    display: none !important;
}

/* 基础信息：默认只读展示，点击修改后才显示表单 */
.profile-card .profile-edit-panel {
    display: none;
}

.profile-card.is-editing .profile-view-panel {
    display: none;
}

.profile-card.is-editing .profile-edit-panel {
    display: block;
}

.profile-card.is-editing .btn-edit-trigger {
    display: none;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 8px;
}

.form-actions .btn {
    flex: 1;
    margin-top: 0;
}

.btn {
    display: block;
    width: 100%;
    padding: 13px;
    border: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 8px;
}

.btn-primary { background: var(--primary); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-outline {
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.btn-sm {
    padding: 8px 14px;
    width: auto;
    font-size: 13px;
    display: inline-block;
    margin-top: 0;
}

.bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    height: calc(var(--nav-h) + var(--safe-bottom));
    padding-bottom: var(--safe-bottom);
    background: #fff;
    border-top: 1px solid var(--border);
    display: flex;
    z-index: 100;
    box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.06);
}

.nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    font-size: 12px;
    color: var(--muted);
    cursor: pointer;
    border: none;
    background: none;
}

.nav-item.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-item .icon {
    font-size: 22px;
    line-height: 1;
}

.bottom-nav.engineer .nav-item.active {
    color: #059669;
}

.modal-mask {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 200;
    align-items: flex-end;
    justify-content: center;
}

.modal-mask.show {
    display: flex;
}

.modal-sheet {
    background: #fff;
    width: 100%;
    max-height: 85vh;
    border-radius: 20px 20px 0 0;
    padding: 20px 18px 28px;
    overflow-y: auto;
    animation: slideUp 0.25s ease;
}

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

.modal-sheet h3 {
    font-size: 17px;
    margin-bottom: 14px;
}

.modal-close {
    float: right;
    font-size: 22px;
    color: var(--muted);
    cursor: pointer;
    line-height: 1;
}

.action-row {
    display: flex;
    gap: 10px;
    margin-top: 12px;
}

.action-row .btn {
    flex: 1;
}

.toast {
    position: fixed;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(15, 23, 42, 0.88);
    color: #fff;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 13px;
    z-index: 300;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}

.toast.show {
    opacity: 1;
}

/* 设备卡片样式 */
.device-card {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.device-header {
    display: flex;
    align-items: center;
    padding: 14px 16px;
    background: linear-gradient(135deg, var(--primary), #3b82f6);
    gap: 12px;
}

.device-icon {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
}

.device-title {
    flex: 1;
}

.device-name {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
}

.device-id {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 2px;
}

.device-status {
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
}

.device-status.status-normal {
    background: rgba(16, 185, 129, 0.9);
    color: #fff;
}

.device-status.status-warning {
    background: rgba(245, 158, 11, 0.9);
    color: #fff;
}

.device-details {
    padding: 14px 16px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
    font-size: 14px;
}

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

.detail-label {
    color: var(--muted);
    font-weight: 500;
}

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

/* 家庭成员卡片样式 */
.family-member-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px;
    background: var(--card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
}

.family-member-card:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
}

.family-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #2563eb, #3b82f6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.family-info {
    flex: 1;
    min-width: 0;
}

.family-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 4px;
}

.family-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.family-relation {
    color: var(--primary);
    font-weight: 500;
}

.family-phone {
    color: var(--muted);
}

.family-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

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

.btn-danger:hover {
    background: #fef2f2;
}

/* 标签选择器样式 */
.tag-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}

.tag-option {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    font-size: 14px;
    color: #475569;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tag-option:hover {
    background: #dbeafe;
    border-color: var(--primary);
    color: var(--primary);
}

.tag-option.selected {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}