/* 科技感交互式样式 - 养老机构诊断工具 */

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --dark-bg: #0f0f23;
    --card-bg: rgba(30, 30, 60, 0.8);
    --card-border: rgba(102, 126, 234, 0.3);
    --glow-color: #667eea;
    --text-primary: #ffffff;
    --text-secondary: #b8c1ec;
    --accent-blue: #00d4ff;
    --accent-purple: #9d4edd;
    --success-glow: #00ff9d;
    --warning-glow: #ffaa00;
    --danger-glow: #ff375f;
}

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

body {
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* 动态网格背景 */
.tech-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(102, 126, 234, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(102, 126, 234, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -2;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

/* 发光粒子背景 */
.glow-dots {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.glow-dot {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-blue);
    border-radius: 50%;
    box-shadow: 0 0 10px 2px var(--accent-blue);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-20px) scale(1.2); }
}

/* 主容器 */
.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    position: relative;
    z-index: 1;
}

/* 科技感头部 */
.tech-header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.tech-title {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.tech-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 25%;
    width: 50%;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 3px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.tech-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 300;
}

/* 卡片容器 */
.card-container {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

/* 科技感卡片 */
.tech-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--glow-color), transparent);
    animation: slide 3s linear infinite;
}

@keyframes slide {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.tech-card:hover {
    transform: translateY(-10px);
    box-shadow: 
        0 20px 40px rgba(102, 126, 234, 0.2),
        0 0 60px rgba(102, 126, 234, 0.1);
    border-color: var(--glow-color);
}

/* 卡片头部 */
.card-header-tech {
    margin-bottom: 2rem;
    position: relative;
}

.card-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.card-icon {
    font-size: 2rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.card-description {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.6;
}

/* 表单组 */
.form-group-tech {
    margin-bottom: 1.5rem;
    position: relative;
}

.form-label-tech {
    display: block;
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.form-label-tech .required {
    color: var(--danger-glow);
    margin-left: 4px;
}

/* 输入框和选择框 */
.input-tech, .select-tech {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.input-tech:focus, .select-tech:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    background: rgba(0, 212, 255, 0.05);
}

.input-tech::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

/* 复选框和单选框组 */
.checkbox-group, .radio-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.checkbox-tech, .radio-tech {
    position: relative;
}

.checkbox-tech input, .radio-tech input {
    display: none;
}

.checkbox-tech label, .radio-tech label {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-secondary);
}

.checkbox-tech label:hover, .radio-tech label:hover {
    background: rgba(102, 126, 234, 0.1);
    border-color: var(--glow-color);
    transform: translateY(-2px);
}

.checkbox-tech input:checked + label,
.radio-tech input:checked + label {
    background: rgba(102, 126, 234, 0.2);
    border-color: var(--glow-color);
    color: var(--text-primary);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.checkbox-tech input:checked + label::before,
.radio-tech input:checked + label::before {
    content: '✓';
    margin-right: 10px;
    color: var(--accent-blue);
    font-weight: bold;
}

/* 文本区域 */
.textarea-tech {
    width: 100%;
    min-height: 120px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    resize: vertical;
    transition: all 0.3s ease;
}

.textarea-tech:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
    background: rgba(0, 212, 255, 0.05);
}

/* 提交按钮 */
.submit-container {
    text-align: center;
    margin-top: 3rem;
    position: relative;
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
    font-weight: 700;
    background: var(--primary-gradient);
    border: none;
    border-radius: 50px;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--secondary-gradient);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.submit-btn:hover::before {
    opacity: 1;
}

.submit-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

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

/* 进度指示器 */
.progress-indicator {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.step-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-secondary);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.progress-step.active .step-circle {
    background: var(--primary-gradient);
    color: white;
    border-color: var(--glow-color);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.4);
}

.step-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.progress-step.active .step-label {
    color: var(--text-primary);
    font-weight: 600;
}

/* 信息卡片 */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}

.info-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
}

.info-card:hover {
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-5px);
}

.info-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.info-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.info-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .main-container {
        padding: 1rem;
    }
    
    .tech-title {
        font-size: 2.5rem;
    }
    
    .card-title {
        font-size: 1.5rem;
    }
    
    .checkbox-group, .radio-group {
        grid-template-columns: 1fr;
    }
    
    .progress-indicator {
        gap: 1rem;
    }
    
    .step-circle {
        width: 40px;
        height: 40px;
        font-size: 0.9rem;
    }
    
    .info-cards {
        grid-template-columns: 1fr;
    }
}

/* 加载动画 */
.loading-tech {
    display: none;
    text-align: center;
    padding: 3rem;
}

.tech-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1.5rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 表单验证提示 */
.validation-message {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0.5rem;
    font-size: 0.875rem;
    color: var(--danger-glow);
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.input-tech:invalid:focus + .validation-message,
.select-tech:invalid:focus + .validation-message {
    opacity: 1;
    transform: translateY(0);
}

/* 科技感页脚 */
.tech-footer {
    text-align: center;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-glow {
    width: 100px;
    height: 2px;
    background: var(--primary-gradient);
    margin: 0 auto 1rem;
    border-radius: 2px;
}

/* ==================== 新增科技感增强样式 ==================== */

/* 动态数据流背景 */
.data-stream {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.data-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
    animation: dataFlow 10s linear infinite;
    filter: drop-shadow(0 0 5px var(--accent-blue));
}

@keyframes dataFlow {
    0% { transform: translateX(-100%); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateX(100vw); opacity: 0; }
}

/* 增强卡片效果 */
.tech-card.enhanced {
    position: relative;
    overflow: visible;
}

.tech-card.enhanced::after {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent-blue), var(--accent-purple), var(--accent-blue));
    border-radius: 22px;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.tech-card.enhanced:hover::after {
    opacity: 0.5;
    animation: rotate 3s linear infinite;
}

@keyframes rotate {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

/* 实时数据指示器 */
.data-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 10px;
    margin-top: 10px;
    border: 1px solid rgba(0, 212, 255, 0.3);
}

.indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success-glow);
    animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
    0%, 100% { opacity: 0.3; transform: scale(0.8); }
    50% { opacity: 1; transform: scale(1.2); }
}

/* 增强表单组 */
.form-group-tech.enhanced {
    position: relative;
    padding: 15px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.form-group-tech.enhanced:focus-within {
    background: rgba(0, 212, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.1);
}

/* 数值输入范围指示器 */
.range-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 5px;
}

.range-bar {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.range-fill {
    height: 100%;
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

/* 增强进度指示器 */
.progress-indicator.enhanced .progress-step {
    position: relative;
}

.progress-indicator.enhanced .step-circle {
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.progress-indicator.enhanced .progress-step.active .step-circle {
    transform: scale(1.2);
    box-shadow: 0 0 30px rgba(102, 126, 234, 0.6);
}

.progress-indicator.enhanced .progress-step::before {
    content: '';
    position: absolute;
    top: 25px;
    left: 100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--glow-color), transparent);
    z-index: -1;
}

.progress-indicator.enhanced .progress-step:last-child::before {
    display: none;
}

/* 科技感加载动画 */
.loading-tech.enhanced {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.neon-loader {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    position: relative;
    animation: neonSpin 1.5s linear infinite;
}

.neon-loader::before {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, transparent, var(--accent-blue), transparent);
    filter: blur(10px);
}

@keyframes neonSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 响应式增强 */
@media (max-width: 768px) {
    .data-stream {
        display: none;
    }
    
    .tech-card.enhanced::after {
        display: none;
    }
}

/* ==================== 新增预览面板样式 ==================== */
.data-preview-panel {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 300px;
    background: rgba(30, 30, 60, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--card-border);
    border-radius: 15px;
    padding: 20px;
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transform: translateY(100px);
    opacity: 0;
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.5s;
}

.data-preview-panel.show {
    transform: translateY(0);
    opacity: 1;
}

.data-preview-panel h4 {
    margin: 0 0 15px 0;
    color: var(--text-primary);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.data-preview-panel h4 i {
    color: var(--accent-blue);
}

#closePreview {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    transition: all 0.2s;
}

#closePreview:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

.preview-metrics {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.metric {
    margin-top: 15px;
}

.metric > div:first-child {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
}

.metric-bar {
    height: 5px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
}

.metric-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

/* 语音控制按钮 */
#voiceControl {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    cursor: pointer;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

#voiceControl:hover {
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

#voiceControl.active {
    background: var(--primary-gradient);
    color: white;
}

/* 卡片光晕效果 */
.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    pointer-events: none;
    z-index: -1;
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* 增强输入框动画 */
@keyframes inputPulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(0, 212, 255, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0); }
}

.input-tech:focus {
    animation: inputPulse 1.5s infinite;
}

/* 数字输入特殊效果 */
input[type="number"]:focus {
    background: rgba(0, 212, 255, 0.05);
}

/* 选择框特殊效果 */
.select-tech option {
    background: var(--dark-bg);
    color: var(--text-primary);
}

.select-tech option:hover {
    background: var(--accent-blue);
}

/* 页面加载动画 */
.page-load-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.page-load-animation.fade-out {
    opacity: 0;
    pointer-events: none;
}