/* Lab 色彩调色器 - 移动优先样式 */

/* 基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    /* 颜色系统 */
    --primary-color: #2196F3;
    --accent-color: #FF5722;
    --secondary-color: #757575;
    --success-color: #4CAF50;
    --warning-color: #FF9800;
    --error-color: #F44336;
    
    /* 背景色 */
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-card: #3d3d3d;
    --bg-overlay: rgba(0, 0, 0, 0.8);
    
    /* 文字色 */
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-disabled: #666666;
    
    /* 间距系统 */
    --spacing-xs: clamp(0.25rem, 1vw, 0.5rem);
    --spacing-sm: clamp(0.5rem, 2vw, 1rem);
    --spacing-md: clamp(1rem, 4vw, 1.5rem);
    --spacing-lg: clamp(1.5rem, 6vw, 2rem);
    --spacing-xl: clamp(2rem, 8vw, 3rem);
    
    /* 圆角 */
    --radius-sm: clamp(0.25rem, 1vw, 0.5rem);
    --radius-md: clamp(0.5rem, 2vw, 1rem);
    --radius-lg: clamp(1rem, 4vw, 1.5rem);
    
    /* 阴影 */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.3);
    
    /* 字体大小 */
    --text-xs: clamp(0.75rem, 3vw, 0.875rem);
    --text-sm: clamp(0.875rem, 3.5vw, 1rem);
    --text-md: clamp(1rem, 4vw, 1.125rem);
    --text-lg: clamp(1.125rem, 4.5vw, 1.25rem);
    --text-xl: clamp(1.25rem, 5vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 6vw, 2rem);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: var(--text-md);
    overflow-x: hidden;
    min-height: 100vh;
}

/* 页面容器 */
.page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    display: none;
    flex-direction: column;
    background-color: var(--bg-primary);
}

.page.active {
    display: flex;
}

/* 头部 */
.header {
    padding: var(--spacing-lg) var(--spacing-md);
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
}

.header h1 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.subtitle {
    font-size: var(--text-sm);
    opacity: 0.9;
}

/* 主要内容 */
.main-content {
    flex: 1;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--spacing-lg);
}

/* 按钮组 */
.button-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* 按钮样式 */
.btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--text-md);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: clamp(3rem, 12vw, 4rem);
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), #1976D2);
    color: white;
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-color), #E64A19);
    color: white;
}

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

.btn-small {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--text-sm);
    min-height: auto;
}

.btn-icon {
    font-size: var(--text-lg);
}

/* 按钮激活效果 */
.btn:active {
    transform: scale(0.98);
}

/* 信息卡片 */
.info-card {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.info-card h3 {
    font-size: var(--text-lg);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.info-card ul {
    list-style: none;
}

.info-card li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: var(--spacing-lg);
}

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

.info-card li::before {
    content: '•';
    color: var(--primary-color);
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 模态框 */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin: var(--spacing-md);
    max-width: 90vw;
    text-align: center;
    box-shadow: var(--shadow-lg);
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-content h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.modal-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.modal-cancel {
    width: 100%;
}

/* 警告和成功图标 */
.warning-icon, .success-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.warning-icon {
    color: var(--warning-color);
}

.success-icon {
    color: var(--success-color);
}

/* 覆盖层页面 */
.overlay-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.overlay-header h3 {
    font-size: var(--text-lg);
    font-weight: 600;
}

.overlay-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* 图片标注覆盖层 */
.img-container {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

#calibration-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.marking-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.mark-circle {
    position: absolute;
    width: clamp(20px, 8vw, 40px);
    height: clamp(20px, 8vw, 40px);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    background: rgba(33, 150, 243, 0.2);
    pointer-events: all;
    cursor: pointer;
    display: none;
}

.mark-circle.active {
    display: block;
}

.mark-circle::after {
    content: attr(data-type);
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    white-space: nowrap;
}

/* 标注信息 */
.marking-info {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
}

.step-indicator {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.step {
    width: clamp(24px, 8vw, 32px);
    height: clamp(24px, 8vw, 32px);
    border-radius: 50%;
    background: var(--bg-card);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--text-sm);
}

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

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

#marking-step-text {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: var(--text-md);
}

.marking-controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
}

/* 相机容器 */
.camera-container {
    position: relative;
    flex: 1;
    background: #000;
    overflow: hidden;
}

.camera-container video,
.camera-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 采样圆圈 */
.sampling-circles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.sample-circle {
    position: absolute;
    width: clamp(40px, 12vw, 60px);
    height: clamp(40px, 12vw, 60px);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    background: rgba(33, 150, 243, 0.2);
    pointer-events: all;
    cursor: move;
    touch-action: none;
}

.sample-circle.dragging {
    transform: scale(1.1);
    z-index: 10;
}

.circle-label {
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--text-xs);
    white-space: nowrap;
    pointer-events: none;
}

/* 检测结果 */
.detection-results {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.color-display {
    display: flex;
    gap: var(--spacing-md);
}

.color-block {
    flex: 1;
    text-align: center;
}

.color-label {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.color-preview {
    width: 100%;
    height: clamp(40px, 15vw, 60px);
    border-radius: var(--radius-md);
    border: 2px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xs);
    color: rgba(255, 255, 255, 0.7);
}

.lab-values-display {
    margin-top: var(--spacing-xs);
    font-size: var(--text-xs);
    color: var(--text-secondary);
    text-align: center;
    font-family: 'Courier New', monospace;
    letter-spacing: 0.5px;
}

/* ΔE 显示 */
.delta-e-display {
    text-align: center;
}

.delta-e-value {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.delta-e-value .label {
    color: var(--text-secondary);
    margin-right: var(--spacing-xs);
}

.severity-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
    margin-top: var(--spacing-xs);
}

.severity-fill {
    height: 100%;
    border-radius: 4px;
    transition: all 0.3s ease;
    width: 0%;
}

/* Lab 数值 */
.lab-values {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.lab-axis {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.lab-label {
    font-weight: 600;
    min-width: 1.5rem;
    font-size: var(--text-sm);
}

.axis-bar {
    flex: 1;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.axis-fill {
    height: 100%;
    border-radius: 3px;
    transition: all 0.3s ease;
    width: 50%;
}

/* 调色建议 */
.mixing-guide {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.mixing-guide h4 {
    font-size: var(--text-md);
    margin-bottom: var(--spacing-sm);
    color: var(--accent-color);
}

.suggestion-text {
    font-size: var(--text-sm);
    color: var(--text-secondary);
    min-height: 2rem;
}

/* 光线检测 */
.light-analysis {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.light-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-md);
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--success-color);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.status-indicator.warning {
    background: var(--warning-color);
}

.status-indicator.error {
    background: var(--error-color);
}

.light-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.metric {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm);
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
}

.metric-label {
    color: var(--text-secondary);
}

/* 设置面板 */
.settings-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-overlay);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.settings-panel.active {
    display: flex;
}

.settings-content {
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin: var(--spacing-md);
    max-width: 90vw;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

.settings-content h3 {
    font-size: var(--text-xl);
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
    text-align: center;
}

.setting-group {
    margin-bottom: var(--spacing-lg);
}

.setting-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--text-md);
    color: var(--text-primary);
}

.setting-group input[type="range"] {
    width: 100%;
    margin-bottom: var(--spacing-xs);
    -webkit-appearance: none;
    height: 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    outline: none;
}

.setting-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
}

.setting-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.setting-group span {
    float: right;
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

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

/* 响应式调整 */
@media (orientation: landscape) {
    .main-content {
        padding: var(--spacing-md);
    }
    
    .button-group {
        flex-direction: row;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .modal-buttons {
        flex-direction: row;
    }
    
    .color-display {
        max-width: 400px;
        margin: 0 auto;
    }
}

/* 动画优化 */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 微信 WebView 提示 */
.wechat-hint {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    z-index: 2000;
    max-width: 90vw;
}

.wechat-hint h3 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
}

.wechat-hint p {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
}

/* 相机预览模态 */
.camera-preview-content {
    background: var(--bg-card);
    margin: var(--spacing-md);
    max-width: 95vw;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.camera-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.camera-header h3 {
    font-size: var(--text-lg);
    font-weight: 600;
    margin: 0;
}

.camera-view {
    position: relative;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

.camera-view video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.camera-instructions {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    text-align: center;
    color: white;
    background: rgba(0, 0, 0, 0.7);
    padding: var(--spacing-sm);
    margin: 0 var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--text-sm);
}

.camera-controls {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    display: flex;
    justify-content: center;
}

.btn-large {
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--text-lg);
    min-width: 200px;
}

/* 光线偏差分析 */
.light-bias-analysis {
    margin-top: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.bias-explanation {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.explanation-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--primary-color);
}

.explanation-detail {
    font-size: var(--text-xs);
    color: var(--text-secondary);
    opacity: 0.8;
}

.bias-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.bias-label {
    min-width: 80px;
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.bias-bar {
    flex: 1;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.bias-fill {
    height: 100%;
    border-radius: 4px;
    transition: all 0.3s ease;
    width: 0%;
}

.bias-fill.green {
    background: linear-gradient(90deg, #4CAF50, #8BC34A);
}

.bias-fill.blue {
    background: linear-gradient(90deg, #2196F3, #03DAC6);
}

.bias-value {
    min-width: 40px;
    text-align: right;
    font-size: var(--text-sm);
    font-weight: 600;
}