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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="theme-color" content="#f5f1e8" />
<script src="js/common/theme-init.js"></script>
<script src="js/common/language-redirect.js"></script>
<title>TrailScope · 徒步轨迹分析器</title>
<!-- Favicons & app icons (brand: sunrise-over-mountain on trail-mid→trail-dark gradient) -->
<link rel="icon" type="image/png" sizes="32x32" href="favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="favicon-16x16.png">
<link rel="icon" type="image/png" sizes="96x96" href="favicon-96x96.png">
<link rel="icon" href="favicon.ico" sizes="any">
<link rel="apple-touch-icon" sizes="180x180" href="apple-touch-icon.png">
<link rel="icon" type="image/png" sizes="192x192" href="android-chrome-192x192.png">
<link rel="icon" type="image/png" sizes="512x512" href="android-chrome-512x512.png">
<link rel="stylesheet" href="css/tailwind.generated.css" />
<link rel="stylesheet" href="css/leaflet-1p9p4.css" />
<script src="js/common/leaflet-1p9p4.js">
</script>
<script src="js/common/leaflet-custom-headers.js"></script>
<script src="js/common/leaflet-tilelayer-colorfilter.min.js"></script>
<link href="css/fonts.css" rel="stylesheet">
<link rel="stylesheet" href="css/custom.css" />
</head>
<body class="gradient-bg min-h-screen mountain-bg">
<!-- Navigation -->
<nav class="nav-blur sticky top-0 border-b border-trail-sage/20">
<div class="max-w-7xl mx-auto px-6 py-4 flex items-center gap-6 nav-inner">
<div class="flex items-center gap-3">
<div class="w-10 h-10 rounded-xl bg-gradient-to-br from-trail-mid to-trail-dark flex items-center justify-center">
<i class="fa-solid fa-mountain-sun text-trail-cream text-lg"></i>
</div>
<div>
<h1 class="text-lg font-bold text-trail-dark tracking-tight nav-wordmark">TrailScope</h1>
<p class="text-xs text-trail-moss -mt-0.5 nav-subtitle">徒步轨迹分析</p>
</div>
</div>
<div class="nav-anchors items-center text-sm font-medium">
<a href="#upload">导入</a>
<a href="#analysis">分析</a>
<a href="#assessment">评估</a>
<a href="#risk">风险提示</a>
<a href="#weatherAnalysis">天气</a>
<a href="#equipment">装备补给</a>
<a href="#segments">分段</a>
<a href="#techtips">技术要点</a>
<a href="#summary">路线概况</a>
</div>
<div class="nav-actions flex items-center gap-2">
<div class="nav-quick-group">
<details class="nav-menu">
<summary aria-label="切换语言">
<i data-lucide="languages"></i>
</summary>
<div class="nav-menu-panel lang-panel">
<a href="index.html" aria-current="true"><span>中文</span><i class="fa-solid fa-check"></i></a>
<a href="TrailScope-English.html"><span>English</span></a>
</div>
</details>
<button id="themeQuickBtn" class="nav-icon-btn" aria-label="切换深浅色模式">
<i data-lucide="moon"></i>
</button>
</div>
<button id="loadDemoBtn" class="nav-ghost-btn" aria-label="加载示例轨迹">
<i class="fa-solid fa-flask text-xs"></i>
<span class="demo-label">体验示例</span>
</button>
<details class="nav-menu nav-hamburger">
<summary aria-label="菜单">
<i class="fa-solid fa-bars"></i>
</summary>
<div class="nav-menu-panel">
<a href="#upload">导入轨迹</a>
<a href="#analysis">路线分析</a>
<a href="#assessment">路线评估</a>
<a href="#risk">风险提示</a>
<a href="#weatherAnalysis">气象分析</a>
<a href="#equipment">装备补给</a>
<a href="#segments">分段统计</a>
<a href="#techtips">技术要点</a>
<a href="#summary">路线概况</a>
</div>
</details>
</div>
</div>
</nav>
<!-- Hero Section -->
<section class="relative overflow-hidden">
<div class="max-w-7xl mx-auto px-6 pt-16 pb-12">
<div class="text-center max-w-3xl mx-auto">
<div class="inline-flex items-center gap-2 px-4 py-1.5 rounded-full bg-trail-sage/20 text-trail-mid text-sm font-medium mb-6">
<span class="w-2 h-2 rounded-full bg-trail-moss pulse-dot"></span>
适用于徒步和越野跑
</div>
<h2 class="text-4xl md:text-5xl hero-title text-trail-dark leading-tight mb-4">
深入解析每一段<br/>
<span class="hero-accent">户外徒步轨迹</span>
</h2>
<p class="text-base text-trail-mid/80 leading-relaxed mb-2">
导入 GPX / KML / KMZ 轨迹文件
</p>
<p class="text-base text-trail-mid/80 leading-relaxed mb-2">
自动生成海拔剖面、坡度分级、难度评级与分段统计
</p>
<p class="text-base text-trail-mid/80 leading-relaxed mb-2">
全面评估体能和装备需求、徒步耗时与潜在风险
</p>
<p class="text-sm text-trail-mid/70 leading-relaxed mt-5">
若手机端路线地图全屏显示不正常，请更换浏览器后重试
</p>
<p class="text-sm text-trail-mid/70 leading-relaxed">
建议使用 <a href='https://www.google.cn/chrome/fallback/' class="theme-link"><span>Chrome 浏览器（点击可下载）</span></a>
</p>
<div class="flex items-center justify-center gap-3 mt-6 flex-wrap">
<span class="text-sm font-medium text-trail-mid/70">累计爬升下降计算</span>
<div class="unit-toggle-group">
<button class="unit-toggle-btn active" id="rawElevBtn">原始数据</button>
<button class="unit-toggle-btn" id="smoothElevBtn">平滑处理 (4 m)</button>
</div>
</div>
<div class="flex items-center justify-center gap-3 mt-3 flex-wrap">
<span class="text-sm font-medium text-trail-mid/70">深色模式</span>
<div class="unit-toggle-group" role="group" aria-label="深色模式">
<button class="unit-toggle-btn" id="lightThemeBtn" aria-pressed="false">浅色</button>
<button class="unit-toggle-btn active" id="systemThemeBtn" aria-pressed="true">系统</button>
<button class="unit-toggle-btn" id="darkThemeBtn" aria-pressed="false">深色</button>
</div>
</div>
</div>
</div>
</section>
<!-- Upload Section -->
<section id="upload" class="max-w-7xl mx-auto px-6 pb-8">
<div class="glass-card rounded-3xl p-8 md:p-10">
<div class="grid md:grid-cols-2 gap-8 items-center">
<div>
<h3 class="text-2xl font-bold text-trail-dark mb-3">导入徒步轨迹</h3>
<p class="text-sm text-trail-mid/70 leading-relaxed mb-3">
支持 .gpx、.kml、.kmz 格式文件。网页将解析轨迹中的经纬度与海拔数据，自动计算距离、坡度、累计爬升与下降，并生成分析报告。KMZ 内的图片、视频和语音附件会被忽略，但文字标注点会保留。所有计算均在本地浏览器完成。
</p>
<div id="trackWarnings" class="hidden">
<p id="warningText" class="text-sm warning-text leading-relaxed mb-6 hidden" role="status">
<i class="fa-solid fa-triangle-exclamation mr-1"></i>
<b>导入的轨迹可能为手绘规划，非驴友实走，使用该轨迹徒步时需注意户外路况和人身安全。</b>
</p>
<p id="noElevationImportWarning" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法进行基于海拔的分析。</p>
</div>
<div class="flex flex-wrap gap-3 text-xs text-trail-mid/60">
<span class="flex items-center gap-1.5"><i class="fa-solid fa-shield text-trail-moss"></i> 本地解析</span>
<span class="flex items-center gap-1.5"><i class="fa-solid fa-bolt text-trail-earth"></i> 即时分析</span>
<span class="flex items-center gap-1.5"><i class="fa-solid fa-chart-line text-accent-blue"></i> 可视化报告</span>
<span class="flex items-center gap-1.5"><i class="fa-solid fa-lock text-trail-sage"></i> 隐私保护</span>
</div>
</div>
<div>
<div id="uploadZone" class="upload-zone rounded-2xl p-8 text-center cursor-pointer">
<input type="file" id="fileInput" accept=".gpx,.kml,.kmz" class="hidden" />
<div class="flex flex-col items-center gap-4">
<div class="w-16 h-16 rounded-2xl bg-gradient-to-br from-trail-sage/30 to-trail-moss/20 flex items-center justify-center">
<i class="fa-solid fa-cloud-arrow-up text-2xl text-trail-mid"></i>
</div>
<div>
<p class="text-base font-semibold text-trail-dark mb-1">点击导入 GPX / KML / KMZ 文件，或拖拽文件到此处</p>
<p class="text-xs text-trail-mid/60">支持 .gpx / .kml / .kmz · 建议文件大小不超过 5 MB<br></p>
<p class="text-xs text-trail-mid/60">忽略 KMZ 文件中的媒体附件，只保留文字标注</p>
</div>
</div>
</div>
<div id="fileInfo" class="mt-4 h-12 flex items-center justify-between px-4 py-3 rounded-xl bg-trail-sage/10 overflow-hidden">
<div class="flex items-center gap-3">
<i class="fa-solid fa-file-lines text-trail-moss"></i>
<div>
<p id="fileName" class="text-sm font-medium text-trail-dark">轨迹未加载或为空</p>
</div>
</div>
<button id="clearFileBtn" class="hidden text-trail-mid/60 hover:text-accent-red transition" title="移除已加载轨迹" aria-label="移除已加载轨迹">
<i class="fa-solid fa-trash-can"></i>
</button>
</div>
</div>
</div>
</div>
</section>
<!-- Analysis Section -->
<section id="analysis" class="max-w-7xl mx-auto px-6 pb-8 hidden">
<!-- Overview Stats -->
<div class="grid grid-cols-2 md:grid-cols-4 gap-4 mb-6">
<div class="stat-card glass-card rounded-2xl p-5">
<div class="stat-grid">
<div class="w-10 h-10 rounded-xl bg-trail-moss/15 flex items-center justify-center text-sm">
<i class="fa-solid fa-route text-trail-moss"></i>
</div>
<span class="stat-name text-sm font-medium text-trail-mid/70 text-right">总距离</span>
<p class="text-2xl font-semibold text-trail-dark num-font" id="statDistance">—</p>
<p class="text-2xl font-semibold text-trail-dark text-right num-font">km</p>
</div>
</div>
<div class="stat-card glass-card rounded-2xl p-5">
<div class="stat-grid">
<div class="w-10 h-10 rounded-xl bg-accent-red/15 flex items-center justify-center text-sm">
<i class="fa-solid fa-arrow-trend-up text-accent-red"></i>
</div>
<span class="stat-name text-sm font-medium text-trail-mid/70 text-right">累计爬升</span>
<p class="text-2xl font-semibold text-trail-dark num-font" id="statAscent">—</p>
<p class="text-2xl font-semibold text-trail-dark text-right num-font">m</p>
</div>
</div>
<div class="stat-card glass-card rounded-2xl p-5">
<div class="stat-grid">
<div class="w-10 h-10 rounded-xl bg-accent-blue/15 flex items-center justify-center text-sm">
<i class="fa-solid fa-arrow-trend-down text-accent-blue"></i>
</div>
<span class="stat-name text-sm font-medium text-trail-mid/70 text-right">累计下降</span>
<p class="text-2xl font-semibold text-trail-dark num-font" id="statDescent">—</p>
<p class="text-2xl font-semibold text-trail-dark text-right num-font">m</p>
</div>
</div>
<div class="stat-card glass-card rounded-2xl p-5">
<div class="stat-grid">
<div class="w-10 h-10 rounded-xl bg-trail-earth/15 flex items-center justify-center text-sm">
<i class="fa-solid fa-mountain text-trail-earth"></i>
</div>
<span class="stat-name text-sm font-medium text-trail-mid/70 text-right">最高海拔</span>
<p class="text-2xl font-semibold text-trail-dark num-font" id="statMaxElev">—</p>
<p class="text-2xl font-semibold text-trail-dark text-right num-font">m</p>
</div>
</div>
</div>
<!-- Map + Elevation Profile -->
<div class="grid lg:grid-cols-5 gap-6 mb-6">
<!-- Map View (Left) -->
<div class="glass-card rounded-3xl p-6 lg:col-span-2">
<div class="mb-4">
<div class="title-row">
<div class="title-left">
<h3>
<i class="fa-solid fa-map-location-dot text-trail-moss"></i>
路线地图
</h3>
</div>
<div id="mapSegmentInfo" class="title-right hidden">
<button id="prevSegmentBtn" class="nav-segment-btn" title="上一段" aria-label="上一段">
<i class="fa-solid fa-chevron-left"></i>
</button>
<span class="seg-label-uniform" id="mapSegmentLabel">—</span>
<button id="nextSegmentBtn" class="nav-segment-btn" title="下一段" aria-label="下一段">
<i class="fa-solid fa-chevron-right"></i>
</button>
</div>
</div>
<p class="text-xs text-trail-mid/60 mt-1">部分地图数据来自境外服务器，若加载缓慢，请更换网络后重试。</p>
<p class="text-xs mt-1 map-disclaimer"><b>以下地图仅用于户外徒步路线展示，切勿用于测绘用途！</b></p>
</div>
<!-- Map Gradient Legend -->
<div class="flex flex-wrap items-center gap-3 mb-3 text-xs">
<div id="mapGradientLegend" class="flex items-center gap-3">
<div class="flex items-center gap-1.5">
<span class="font-medium text-trail-mid/70">上坡：</span>
<div class="w-24 h-3 rounded grad-bar-up"></div>
<span class="text-trail-mid/70">缓→陡</span>
</div>
<div class="flex items-center gap-1.5">
<span class="font-medium text-trail-mid/70">下坡：</span>
<div class="w-24 h-3 rounded grad-bar-down"></div>
<span class="text-trail-mid/70">缓→陡</span>
</div>
</div>
<div id="mapElevationLegend" class="hidden flex items-center gap-1.5">
<span class="font-medium text-trail-mid/70">海拔：</span>
<div class="w-24 h-3 rounded grad-bar-elevation"></div>
<span class="text-trail-mid/70">低→高</span>
</div>
</div>
<div id="mapContainer" style="height: 380px;">
<div id="leafletMap"></div>
<div class="absolute top-3 right-3 flex flex-col gap-2 z-10">
<button class="map-control-btn" id="mapZoomInBtn" title="放大" aria-label="放大">
<i data-lucide="zoom-in"></i>
</button>
<button class="map-control-btn" id="mapZoomOutBtn" title="缩小" aria-label="缩小">
<i data-lucide="zoom-out"></i>
</button>
<button class="map-control-btn" id="mapFitBtn" title="显示全图" aria-label="显示全图">
<i class="fa-solid fa-expand"></i>
</button>
<button id="mapFullscreenBtn" class="map-control-btn" title="地图全屏模式" aria-label="地图全屏模式">
<i class="fa-solid fa-maximize"></i>
</button>
<button id="mapLinkageBtn" class="map-control-btn active-linkage" title="禁用地图联动" aria-label="禁用地图联动">
<i class="fa-solid fa-location-crosshairs"></i>
</button>
</div>
<div id="mapSourceControl" class="absolute bottom-3 right-3 z-10">
<select id="mapSourceSelect" class="map-source-select" title="切换图源">
<option value="tiandituluwang" selected>天地图路网图</option>
<option value="tianditusatellite">天地图卫星图</option>
<option value="amaproad">高德路网图</option>
<option value="amapsatellite">高德卫星图</option>
<option value="gaode_hybrid">高德混合图</option>
<option value="osm">OpenStreetMap</option>
<option value="openhikingmap">OpenHikingMap</option>
<option value="opentopomap">OpenTopoMap</option>
<option value="opencyclemap">OpenCycleMap</option>
<option value="cyclosm">CyclOSM</option>
<option value="MapyOutdoor">Mapy 户外地图</option>
<option value="MapyAerial">Mapy 卫星图</option>
<option value="TFOutdoor">户外徒步路线图</option>
<option value="TFLandscape">户外等高线地图</option>
<option value="TFAtlas">全球地图</option>
<option value="ESRIWorldTopoMap">ESRI 地形图</option>
<option value="ESRIWorldImagery">ESRI 卫星图</option>
</select>
</div>
<div id="mapInfoOverlay" class="absolute top-3 left-3 px-3 py-2 rounded-xl glass-dark text-xs z-10 hidden">
<div class="space-y-0.5">
<div><span class="font-medium text-trail-cream">距离：</span><span id="mapInfoDist" class="font-medium text-trail-cream">—</span></div>
<div id="mapInfoElevationRow"><span class="font-medium text-trail-cream">海拔：</span><span id="mapInfoEle" class="font-medium text-trail-cream">—</span></div>
<div id="mapInfoGradeRow"><span class="font-medium text-trail-cream">坡度：</span><span id="mapInfoGrad" class="font-medium text-trail-cream">—</span></div>
</div>
</div>
<div id="mapLocationLegend" class="absolute bottom-3 left-3 px-3 py-2 rounded-xl glass-dark text-xs z-10">
<div class="flex items-center gap-2 mb-1">
<div class="w-2.5 h-2.5 rounded-full bg-accent-red"></div>
<span class="font-medium text-trail-cream">当前位置</span>
</div>
<div class="flex items-center gap-2">
<div class="w-2.5 h-2.5 rounded-full bg-trail-moss"></div>
<span class="font-medium text-trail-cream">起点</span>
</div>
<div class="flex items-center gap-2">
<div class="w-2.5 h-2.5 rounded-full bg-trail-earth"></div>
<span class="font-medium text-trail-cream">航路点</span>
</div>
<div class="flex items-center gap-2">
<div class="w-2.5 h-2.5 rounded-full bg-accent-red"></div>
<span class="font-medium text-trail-cream">终点</span>
</div>
</div>
</div>
</div>
<!-- Elevation Profile Chart (Right) -->
<div class="glass-card rounded-3xl p-6 lg:col-span-3">
<div class="title-row mb-4">
<div class="title-left">
<h3 class="text-xl font-bold text-trail-dark flex items-center gap-2">
<i class="fa-solid fa-chart-area text-trail-moss"></i>
海拔剖面图
</h3>
</div>
<div id="elevationProfileControls" class="flex items-center gap-1.5 flex-wrap">
<button id="annotationBtn" class="btn-sm-uniform bg-trail-dark text-trail-cream hover:bg-trail-mid">
<i class="fa-solid fa-eye-slash"></i>
<span id="annotationLabel">隐藏标注</span>
</button>
<!-- ★★★ 修改：单一按钮，三状态切换 ★★★ -->
<button id="waypointToggleBtn" class="btn-sm-uniform bg-trail-dark text-trail-cream hover:bg-trail-mid">
<i class="fa-solid fa-tag"></i>
<span id="waypointToggleLabel">隐藏航路点名称</span>
</button>
<button id="clearHighlightBtn" class="btn-sm-uniform hidden bg-accent-amber/20 text-accent-amber hover:bg-accent-amber/30">
<i class="fa-solid fa-eraser"></i>
取消高亮
</button>
<button id="exportChartBtn" class="btn-sm-uniform bg-trail-sage/20 text-trail-mid hover:bg-trail-sage/30">
<i class="fa-solid fa-download"></i>
导出图片
</button>
</div>
</div>
<p id="noElevationProfileNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法显示海拔剖面图</p>
<div id="elevationProfileContent">
<!-- Gradient Legend -->
<div class="flex flex-wrap items-center gap-4 mb-4 text-xs">
<select id="colorModeSelect" class="color-mode-select" title="切换颜色模式">
<option value="gradient">坡度分析</option>
<option value="elevation">海拔分析</option>
</select>
<div id="gradientLegend" class="flex items-center gap-4">
<div class="flex items-center gap-2">
<span class="font-medium text-trail-mid/70">上坡：</span>
<div class="w-24 h-3 rounded grad-bar-up"></div>
<span class="text-trail-mid/70">缓→陡</span>
</div>
<div class="flex items-center gap-2">
<span class="font-medium text-trail-mid/70">下坡：</span>
<div class="w-24 h-3 rounded grad-bar-down"></div>
<span class="text-trail-mid/70">缓→陡</span>
</div>
</div>
<div id="elevationLegend" class="hidden flex items-center gap-2">
<span class="font-medium text-trail-mid/70">海拔：</span>
<div class="w-24 h-3 rounded grad-bar-elevation"></div>
<span class="text-trail-mid/70">低→高</span>
</div>
</div>
<!-- Chart with Zoom Controls -->
<div class="relative chart-wrapper" id="chartWrapper">
<!-- Zoom Controls：图表外侧上方、右对齐，间距与全屏模式横向按钮一致（gap-2） -->
<div class="flex justify-end gap-2 mb-2 zoom-controls">
<button class="zoom-btn" id="chartZoomOutBtn" title="缩小" aria-label="缩小">
<i data-lucide="zoom-out"></i>
</button>
<button class="zoom-btn" id="chartZoomInBtn" title="放大" aria-label="放大">
<i data-lucide="zoom-in"></i>
</button>
<button class="zoom-btn" id="chartResetBtn" title="重置" aria-label="重置">
<i class="fa-solid fa-expand"></i>
</button>
</div>
<canvas id="elevationChart" class="w-full" style="height: 380px;"></canvas>
<div id="chartTooltip" class="tooltip"></div>
</div>
<!-- Zoom Info -->
<div class="flex items-center justify-between mt-3">
<div id="zoomInfo" class="px-2.5 py-1 rounded-lg glass-dark text-xs text-trail-cream hidden">
<span id="zoomLevel" class="num-font">100%</span>
</div>
<div class="text-xs text-trail-mid/50 ml-auto">
<i class="fa-solid fa-circle-info"></i> 滚轮缩放 · 拖拽平移 · 鼠标悬浮/触摸可查看详情
</div>
</div>
<!-- Waypoint Info Display -->
<div id="waypointInfo" class="mt-4 hidden">
<div class="flex items-center gap-3 px-4 py-3 rounded-xl bg-trail-sage/10">
<div class="w-10 h-10 rounded-xl bg-trail-earth/20 flex items-center justify-center">
<i class="fa-solid fa-map-pin text-trail-earth"></i>
</div>
<div class="flex-1">
<p id="wpName" class="text-sm font-semibold text-trail-dark"></p>
<p id="wpDetails" class="text-xs text-trail-mid/60"></p>
</div>
<button id="closeWaypointInfoBtn" class="text-trail-mid/60 hover:text-accent-red transition" title="关闭" aria-label="关闭航路点信息">
<i class="fa-solid fa-xmark"></i>
</button>
</div>
</div>
</div>
</div>
</div>
<!-- Difficulty & Assessment -->
<div id="assessment" class="assessment-grid mb-6">
<!-- Difficulty Rating -->
<div class="glass-card rounded-3xl p-6 assessment-col-2">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-gauge-high text-accent-amber"></i>
难度评级
</h3>
<p class="text-xs text-trail-mid/60 mb-5">基于距离、爬升、坡度进行综合评估</p>
<p id="difficultyElevationNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法进行难度评级</p>
<div id="difficultyContent">
<div class="text-center mb-5">
<div class="flex mx-auto items-center justify-center w-28 h-28 rounded-full relative">
<svg class="progress-ring absolute inset-0" width="112" height="112">
<circle cx="56" cy="56" r="48" stroke="rgba(122,148,113,0.15)" stroke-width="8" fill="none"/>
<circle id="difficultyRing" cx="56" cy="56" r="48" stroke="url(#diffGradient)" stroke-width="8" fill="none"
stroke-dasharray="301.6" stroke-dashoffset="301.6" stroke-linecap="round"
style="transition: stroke-dashoffset 1s cubic-bezier(0.4, 0, 0.2, 1);"/>
<defs>
<linearGradient id="diffGradient" x1="0%" y1="0%" x2="100%" y2="100%">
<stop offset="0%" stop-color="#5c7a52"/>
<stop offset="50%" stop-color="#d4a017"/>
<stop offset="100%" stop-color="#c54b3c"/>
</linearGradient>
</defs>
</svg>
<div class="text-center">
<p id="difficultyScore" class="text-3xl font-semibold text-trail-dark num-font">—</p>
<p class="text-xs text-trail-mid/60 num-font">/ 100</p>
</div>
</div>
<div id="difficultyLabel" class="mt-3 inline-block w-28 px-2 py-2 rounded-full text-lg font-bold text-center whitespace-nowrap badge-glow">—</div>
</div>
<div class="space-y-3">
<div>
<div class="flex justify-between text-xs mb-1">
<span class="text-trail-mid/70">距离</span>
<span id="distScore" class="font-medium text-trail-dark num-font">—</span>
</div>
<div class="h-1.5 rounded-full bg-trail-sage/15 overflow-hidden">
<div id="distBar" class="h-full rounded-full bg-trail-moss bar-transition" style="width: 0%"></div>
</div>
</div>
<div>
<div class="flex justify-between text-xs mb-1">
<span class="text-trail-mid/70">爬升</span>
<span id="ascentScore" class="font-medium text-trail-dark num-font">—</span>
</div>
<div class="h-1.5 rounded-full bg-trail-sage/15 overflow-hidden">
<div id="ascentBar" class="h-full rounded-full bg-accent-amber bar-transition" style="width: 0%"></div>
</div>
</div>
<div>
<div class="flex justify-between text-xs mb-1">
<span class="text-trail-mid/70">坡度</span>
<span id="gradScore" class="font-medium text-trail-dark num-font">—</span>
</div>
<div class="h-1.5 rounded-full bg-trail-sage/15 overflow-hidden">
<div id="gradBar" class="h-full rounded-full bg-accent-red bar-transition" style="width: 0%"></div>
</div>
</div>
</div>
</div>
</div>
<!-- Time & Energy Estimate -->
<div id="timeFitCard" class="glass-card rounded-3xl p-6 assessment-col-3">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-stopwatch text-trail-earth"></i>
耗时与体能需求
</h3>
<p class="text-xs text-trail-mid/60 mb-5">基于 Naismith 公式修正计算</p>
<p id="timeElevationNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法进行坡度修正</p>
<div class="space-y-4">
<div class="rounded-2xl bg-trail-sage/10 p-4">
<div class="flex items-center justify-between mb-2">
<span class="text-xs font-medium text-trail-mid/70 uppercase tracking-wider">预估总耗时</span>
</div>
<p id="estTime" class="text-3xl font-semibold text-trail-dark">— <span class="text-base font-normal text-trail-mid/60">小时</span></p>
<div class="flex gap-4 mt-2 text-xs text-trail-mid/60">
<span>步行：<span id="walkTime" class="font-medium text-trail-dark num-font">—</span> 小时</span>
<span>休息：<span id="restTime" class="font-medium text-trail-dark num-font">—</span> 小时</span>
</div>
</div>
<div class="grid grid-cols-2 gap-3">
<div class="rounded-xl bg-trail-cream/50 p-3">
<p class="text-xs text-trail-mid/60 mb-1">平均配速</p>
<p id="avgPace" class="text-lg font-semibold text-trail-dark num-font">—</p>
<p class="text-xs text-trail-mid/50">min/km</p>
</div>
<div class="rounded-xl bg-trail-cream/50 p-3">
<p class="text-xs text-trail-mid/60 mb-1">能量消耗</p>
<p id="calories" class="text-lg font-semibold text-trail-dark num-font">—</p>
<p class="text-xs text-trail-mid/50">千卡</p>
</div>
</div>
<div class="rounded-2xl border border-trail-sage/20 p-4">
<p class="text-xs font-medium text-trail-mid/70 mb-2">体能需求等级</p>
<div id="fitnessLevel" class="flex gap-1.5 mb-2">
<div class="fitness-dot h-2 flex-1 rounded-full bg-trail-sage/20"></div>
<div class="fitness-dot h-2 flex-1 rounded-full bg-trail-sage/20"></div>
<div class="fitness-dot h-2 flex-1 rounded-full bg-trail-sage/20"></div>
<div class="fitness-dot h-2 flex-1 rounded-full bg-trail-sage/20"></div>
<div class="fitness-dot h-2 flex-1 rounded-full bg-trail-sage/20"></div>
</div>
<p id="fitnessDesc" class="text-xs text-trail-mid/60">—</p>
</div>
</div>
</div>
<!-- Risk Assessment -->
<div id="risk" class="glass-card rounded-3xl p-6 assessment-wide">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-triangle-exclamation text-accent-red"></i>
风险提示
</h3>
<p class="text-xs text-trail-mid/60 mb-5">基于路线特征，识别潜在风险</p>
<p id="riskElevationNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法识别海拔、爬升和坡度相关的风险</p>
<div id="riskList" class="space-y-3">
</div>
<div class="mt-5 pt-5 border-t border-trail-sage/15">
<div class="flex items-center justify-between mb-3">
<span class="text-sm font-semibold text-trail-mid/70">综合风险等级</span>
<span id="riskLevel" class="text-sm font-bold">—</span>
</div>
<div class="h-2 rounded-full difficulty-bar overflow-hidden relative">
<div id="riskIndicator" class="absolute top-0 bottom-0 w-1 bg-trail-dark rounded-full bar-transition" style="left: 0%"></div>
</div>
</div>
</div>
</div>
<!-- Weather Analysis (with Advanced) -->
<div id="weatherAnalysis" class="glass-card rounded-3xl p-6 md:p-8 mb-6">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-cloud-sun text-trail-moss"></i>
气象分析
</h3>
<p class="text-sm text-trail-mid/60 mb-5">输入气象数据，结合路线海拔范围修正装备建议和风险提示</p>
<p id="weatherElevationNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法识别海拔相关的风险</p>
<!-- 基础输入区域 -->
<div class="grid md:grid-cols-5 gap-3 items-end">
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">温度 / ℃</span>
<input id="weatherTemp" type="number" class="w-full mt-1 rounded-lg border p-2" placeholder="单位：℃">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">湿度 / %</span>
<input id="weatherHumidity" type="number" class="w-full mt-1 rounded-lg border p-2" placeholder="相对湿度 %">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">风速 / (m·s⁻¹)</span>
<input id="weatherWind" type="number" class="w-full mt-1 rounded-lg border p-2" placeholder="单位：m/s" title="阵风较强时可选取偏高数值">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">天气情况</span>
<select id="weatherType" class="w-full mt-1 rounded-lg border p-2">
<option>晴</option><option>多云</option><option>阴</option><option>阵雨</option>
<option>小雨</option><option>中雨及以上</option><option>小雪</option><option>中雪及以上</option>
</select>
</label>
<button id="analyzeWeatherBtn" class="px-4 py-2 rounded-lg bg-trail-dark text-trail-cream hover:bg-trail-mid transition flex items-center justify-center gap-1.5" style="height:42px;">
<i class="fa-solid fa-magnifying-glass mr-1"></i>气象分析
</button>
</div>
<!-- 折叠触发器 -->
<div class="mt-4 pt-3">
<button id="advancedToggleBtn" class="advanced-toggle-btn flex items-center gap-2 px-4 py-2 rounded-xl text-sm font-medium text-trail-mid hover:bg-trail-sage/10 transition w-full md:w-auto">
<span id="toggleLabel">点击展开进阶气象分析选项</span>
<span id="toggleArrow" class="arrow-icon text-trail-moss text-sm"><i class="fa-solid fa-chevron-down"></i></span>
</button>
</div>
<!-- 进阶输入区域（默认折叠） -->
<div id="advancedPanel" class="advanced-panel">
<div class="grid grid-cols-1 md:grid-cols-3 lg:grid-cols-6 gap-3">
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">湿球温度 / ℃</span>
<input id="wetBulbTemp" type="number" step="any" class="weather-adv-input w-full mt-1 rounded-lg border p-2" placeholder="单位：℃">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">露点 / ℃</span>
<input id="dewPoint" type="number" step="any" class="weather-adv-input w-full mt-1 rounded-lg border p-2" placeholder="单位：℃">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">太阳辐射强度 / (W·m⁻²)</span>
<input id="solarRadiation" type="number" step="any" class="weather-adv-input w-full mt-1 rounded-lg border p-2" placeholder="单位：W/m²">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">气压 / hPa</span>
<input id="pressure" type="number" step="any" class="weather-adv-input w-full mt-1 rounded-lg border p-2" placeholder="单位：hPa">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">直接辐射比例</span>
<input id="directRadiationRatio" type="number" step="any" min="0" max="1" class="weather-adv-input w-full mt-1 rounded-lg border p-2" placeholder="范围：0~1, 默认值：0.6" title="一般取 0.5~0.8, 用紫外线指数估算 强紫外线取 0.7, 云量多时取 0.4 留空时取默认值 0.6">
</label>
<label class="text-xs text-trail-mid">
<span class="weather-unit-label">太阳高度角 / °</span>
<input id="solarAltitudeAngle" type="number" step="any" min="0" max="90" class="weather-adv-input w-full mt-1 rounded-lg border p-2" placeholder="范围：0~90, 默认值：45" title="30°~60°，留空时取默认值 45°">
</label>
</div>
<div class="text-xs text-trail-mid/50 mt-2 pl-1">
<i class="fa-solid fa-circle-info mr-1"></i>太阳高度角输入 0°~90° 的角度数值，进行进阶气象分析时自动转换为弧度
</div>
</div>
<!-- 气象分析结果 -->
<div id="weatherResult" class="mt-4 text-sm text-trail-mid weather-result-wrapper"></div>
</div>
<!-- Equipment & Supplies Recommendation -->
<div id="equipment" class="glass-card rounded-3xl p-6 md:p-8 mb-6">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-bag-shopping text-trail-earth"></i>
装备和补给建议
</h3>
<p class="text-sm text-trail-mid/60 mb-6">基于路线难度、距离、海拔和路线评估结果自动生成。可根据个人配速和路线补给状况，削减随身补给。</p>
<p id="equipmentElevationNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法基于海拔生成针对性的建议</p>
<div class="equipment-grid">
<!-- Essential Equipment -->
<div>
<div class="equipment-section-header">
<i class="fa-solid fa-shoe-prints text-trail-moss"></i>
<span>基础装备</span>
</div>
<div id="essentialEquipment" class="space-y-1">
</div>
</div>
<!-- Recommended Equipment -->
<div>
<div class="equipment-section-header">
<i class="fa-solid fa-toolbox text-accent-amber"></i>
<span>推荐装备</span>
</div>
<div id="recommendedEquipment" class="space-y-1">
</div>
</div>
<!-- Supplies -->
<div>
<div class="equipment-section-header">
<i class="fa-solid fa-bottle-water text-accent-blue"></i>
<span>补给建议</span>
</div>
<div id="suppliesRecommendation" class="space-y-1">
</div>
</div>
</div>
</div>
<!-- Segment Statistics -->
<div id="segments" class="glass-card rounded-3xl p-6 md:p-8 mb-6">
<div class="flex items-center justify-between mb-6">
<div>
<h3 class="text-xl font-bold text-trail-dark flex items-center gap-2">
<i class="fa-solid fa-list-ol text-trail-moss"></i>
分段统计
</h3>
<p id="segmentSummary" class="text-sm text-trail-mid/60 mt-1">
<span id="segmentTotalCount">轨迹共 0 段，</span>点击任意分段在地图和剖面图中查看详情
</p>
<p id="segmentElevationNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，坡度分段不可用。</p>
</div>
<div class="flex gap-2">
<button id="segAuto" class="seg-btn active">坡度分段</button>
<button id="seg1000" class="seg-btn">1 km 分段</button>
<button id="segWaypoint" class="seg-btn">航路点分段</button>
</div>
</div>
<div id="segmentTableContainer" class="overflow-x-auto scroll-thin">
<table class="w-full text-sm">
<thead>
<tr class="border-b border-trail-sage/20 text-xs text-trail-mid/60 uppercase tracking-wider">
<th class="text-center py-3 px-2 font-medium">分段序号</th>
<th class="text-center py-3 px-2 font-medium">分段类型</th>
<th class="text-center py-3 px-2 font-medium">分段距离</th>
<th class="text-center py-3 px-2 font-medium">分段爬升</th>
<th class="text-center py-3 px-2 font-medium">分段下降</th>
<th class="text-center py-3 px-2 font-medium">上坡平均</th>
<th class="text-center py-3 px-2 font-medium">下坡平均</th>
<th class="text-center py-3 px-2 font-medium">最大上坡</th>
<th class="text-center py-3 px-2 font-medium">最大下坡</th>
<th class="text-center py-3 px-2 font-medium">分段耗时</th>
<th class="text-center py-3 px-2 font-medium">分段难度</th>
</tr>
</thead>
<tbody id="segmentTable">
</tbody>
</table>
</div>
<!-- Pagination -->
<div id="paginationContainer" class="flex items-center justify-between mt-4 hidden">
<div class="flex items-center gap-2 text-xs text-trail-mid/70">
<span>每页显示 </span>
<select id="pageSizeSelect" class="page-size-select">
</select>
<span id="pageSizeInfo">段，共 0 段</span>
</div>
<div class="flex items-center gap-2">
<button id="firstPageBtn" class="pagination-btn" title="首页" aria-label="首页">
<i class="fa-solid fa-angles-left"></i>
</button>
<button id="prevPageBtn" class="pagination-btn" title="上一页" aria-label="上一页">
<i class="fa-solid fa-angle-left"></i>
</button>
<span id="pageInfo" class="text-xs text-trail-mid/70 px-2">第 1/1 页</span>
<button id="nextPageBtn" class="pagination-btn" title="下一页" aria-label="下一页">
<i class="fa-solid fa-angle-right"></i>
</button>
<button id="lastPageBtn" class="pagination-btn" title="尾页" aria-label="尾页">
<i class="fa-solid fa-angles-right"></i>
</button>
</div>
</div>
</div>
<!-- Gradient Distribution with Tech Tips -->
<div id="techtips" class="grid md:grid-cols-2 gap-6 mb-6">
<div class="glass-card rounded-3xl p-6">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-chart-pie text-trail-earth"></i>
坡度分布与技术要点
</h3>
<p id="gradientDistributionSubtitle" class="text-xs text-trail-mid/60 mb-5">各坡度等级的上坡与下坡占比及技术建议</p>
<p id="gradientDistributionNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法计算坡度分布</p>
<div id="gradientDistribution" class="space-y-5">
</div>
</div>
<div id="summary" class="glass-card rounded-3xl p-6">
<h3 class="text-xl font-bold text-trail-dark mb-1 flex items-center gap-2">
<i class="fa-solid fa-circle-info text-accent-blue"></i>
路线概况
</h3>
<p id="routeSummarySubtitle" class="text-xs text-trail-mid/60 mb-5">关键数据与路线特征</p>
<p id="routeSummaryNotice" class="no-elevation-notice hidden" role="status">轨迹未包含有效海拔数据，无法计算关键数据与路线特征</p>
<div id="routeSummary" class="space-y-3 text-sm">
</div>
</div>
</div>
</section>
<!-- Empty State -->
<section id="emptyState" class="max-w-7xl mx-auto px-6 pb-16">
<div class="glass-card rounded-3xl p-12 text-center">
<div class="w-20 h-20 rounded-3xl bg-gradient-to-br from-trail-sage/20 to-trail-moss/10 flex items-center justify-center mx-auto mb-6">
<i class="fa-solid fa-mountain text-3xl text-trail-moss/60"></i>
</div>
<h3 class="text-xl font-bold text-trail-dark mb-2">分析徒步轨迹</h3>
<div class="text-sm text-trail-mid/60 max-w-md mx-auto mb-6 space-y-1">
<p>导入 GPX / KML / KMZ 文件</p>
<p>点击 <span class="demo-ref-text">“体验示例”</span> <i class="fa-solid fa-flask text-xs demo-ref-icon" style="vertical-align: -0.125em;"></i> 进行演示</p>
</div>
<div class="flex flex-wrap justify-center gap-3">
<div class="px-4 py-2 rounded-xl bg-trail-sage/10 text-xs text-trail-mid flex items-center gap-2">
<i class="fa-solid fa-check text-trail-moss"></i> 海拔剖面可视化
</div>
<div class="px-4 py-2 rounded-xl bg-trail-sage/10 text-xs text-trail-mid flex items-center gap-2">
<i class="fa-solid fa-check text-trail-moss"></i> 坡度分级标注
</div>
<div class="px-4 py-2 rounded-xl bg-trail-sage/10 text-xs text-trail-mid flex items-center gap-2">
<i class="fa-solid fa-check text-trail-moss"></i> 难度综合评级
</div>
<div class="px-4 py-2 rounded-xl bg-trail-sage/10 text-xs text-trail-mid flex items-center gap-2">
<i class="fa-solid fa-check text-trail-moss"></i> 分段详细统计
</div>
<div class="px-4 py-2 rounded-xl bg-trail-sage/10 text-xs text-trail-mid flex items-center gap-2">
<i class="fa-solid fa-check text-trail-moss"></i> 风险识别
</div>
</div>
</div>
</section>
<!-- Footer -->
<footer class="max-w-7xl mx-auto px-6 py-8 text-center">
<p class="text-xs text-trail-mid/50 footer-copy">
TrailScope · 徒步轨迹分析 · 所有数据均在本地浏览器中处理 · <a href='https://github.com/GSUI5051/TrailScope' class="theme-link"><span>开源免费（GitHub）</span></a>
</p>
<p class="text-xs text-trail-mid/50 footer-copy footer-copy-spaced">
2026 · 少女空间宇宙研究院
</p>
</footer>
<!-- Segment Tooltip -->
<div id="segmentTooltip" class="segment-tooltip"></div>
<script src="js/common/device.js"></script>
<script src="js/common/colors.js"></script>
<script src="js/common/elevation.js"></script>
<script src="js/common/utils.js"></script>
<script src="js/common/gpx-math.js"></script>
<script src="js/common/coords.js"></script>
<script src="js/common/map-common.js"></script>
<script src="js/common/waypoints.js"></script>
<!-- 图标：react-icons 数据（fa6/lu）+ 自渲染，替代 Font Awesome webfont 与 lucide 脚本 -->
<script src="js/common/icons-data.js"></script>
<script src="js/common/icons.js"></script>
<script src="js/common/ui-common.js"></script>
<script src="js/common/kmz.js"></script>
<script src="js/cn/state.js"></script>
<script src="js/cn/map-sources.js"></script>
<script src="js/cn/gpx.js"></script>
<script src="js/cn/chart.js"></script>
<script src="js/cn/map.js"></script>
<script src="js/cn/interaction.js"></script>
<script src="js/cn/waypoints.js"></script>
<script src="js/cn/analysis.js"></script>
<script src="js/cn/ui.js"></script>
<script src="js/cn/bindings.js"></script>
<script src="js/cn/init.js"></script>
</body>
</html>