File size: 31,882 Bytes
1319a12
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Meting API - 强大的音乐服务接口</title>
    <script src="https://cdn.tailwindcss.com"></script>
    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css">
    <style>
        @import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');
        
        body {
            font-family: 'Noto Sans SC', sans-serif;
            /* MODIFIED: Slightly softer gradient */
            background: linear-gradient(135deg, #f0f4f8 0%, #d9e2ec 100%);
            min-height: 100vh;
            color: #374151; /* Default text color */
        }
        
        .card {
            transition: all 0.3s ease-in-out; /* MODIFIED: Smoother transition */
            box-shadow: 0 8px 16px rgba(0,0,0,0.08); /* MODIFIED: Softer base shadow */
            border-radius: 12px;
            overflow: hidden;
            background: rgba(255,255,255,0.95); /* MODIFIED: Slightly more opaque for readability */
            backdrop-filter: blur(8px); /* MODIFIED: Slightly stronger blur */
        }
        
        .card:hover {
            transform: translateY(-6px); /* MODIFIED: Slightly more lift */
            box-shadow: 0 12px 24px rgba(0,0,0,0.12); /* MODIFIED: More pronounced hover shadow */
        }
        
        .gradient-text {
            background: linear-gradient(90deg, #3b82f6, #8b5cf6);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        
        .nav-link {
            position: relative;
            padding-bottom: 4px; /* ADDED: Space for underline */
        }
        
        .nav-link::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: 0;
            left: 50%; /* MODIFIED: Start from center */
            transform: translateX(-50%); /* MODIFIED: Center align */
            background-color: #3b82f6;
            transition: width 0.3s ease-in-out;
        }
        
        .nav-link:hover::after, .nav-link.active::after { /* ADDED: Active state for underline */
            width: 100%;
        }
        
        .btn-primary {
            background: linear-gradient(90deg, #3b82f6, #8b5cf6);
            transition: all 0.3s ease-in-out;
            box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3); /* ADDED: Base shadow for button */
        }
        
        .btn-primary:hover {
            transform: translateY(-3px); /* MODIFIED: Consistent lift */
            box-shadow: 0 7px 20px rgba(59, 130, 246, 0.45); /* MODIFIED: Enhanced hover shadow */
        }
        
        .fade-in {
            /* JS will handle opacity and transform, this class is a marker */
        }
        
        /* Removed @keyframes fadeIn as JS handles this with IntersectionObserver and direct style manipulation */

        .music-platform-badge { /* ADDED: Wrapper for platform icons + text */
            transition: all 0.3s ease-in-out;
        }
        .music-platform-badge:hover {
            transform: scale(1.05);
            box-shadow: 0 6px 12px rgba(0,0,0,0.1);
        }

        .music-platform-icon {
            width: 36px; /* MODIFIED: Slightly smaller */
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 18px; /* MODIFIED: Slightly smaller */
            margin-right: 12px; /* MODIFIED: Adjusted margin */
        }
        
        .api-endpoint {
            background-color: #f9fafb; /* MODIFIED: Slightly different bg */
            border-left: 4px solid #3b82f6;
            padding: 16px; /* MODIFIED: Adjusted padding */
            border-radius: 0 8px 8px 0;
            transition: all 0.3s ease-in-out;
            border: 1px solid #e5e7eb; /* ADDED: Subtle border */
            border-left-width: 4px; /* Keep colored border prominent */
        }
        
        .api-endpoint:hover {
            background-color: #eff6ff;
            transform: translateY(-3px); /* ADDED: Lift effect */
            box-shadow: 0 6px 12px rgba(0,0,0,0.07); /* ADDED: Subtle shadow */
        }
        
        .tab-content {
            display: none;
        }
        
        .tab-content.active {
            display: block;
            animation: tabFadeIn 0.5s ease-in-out; /* MODIFIED: Renamed and adjusted animation */
        }

        @keyframes tabFadeIn { /* ADDED: Specific animation for tab content */
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        
        .tab-btn { /* ADDED: Base styling for tab button */
            transition: all 0.3s ease-in-out;
            padding-bottom: 8px; /* ADDED: Space for border */
            border-bottom: 2px solid transparent; /* ADDED: Placeholder for border */
        }

        .tab-btn.active {
            color: #3b82f6;
            border-bottom-color: #3b82f6; /* MODIFIED: Use border-bottom-color */
            font-weight: 500; /* ADDED: Slightly bolder active tab */
        }
        /* ADDED: Code block styling */
        .code-block {
            background-color: #1f2937; /* Tailwind gray-800 */
            color: #d1d5db; /* Tailwind gray-300 */
            padding: 1rem;
            border-radius: 8px;
            font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
            font-size: 0.875rem;
            line-height: 1.6;
            overflow-x: auto;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1); /* ADDED: Subtle shadow for code blocks */
        }
        .code-block code, .code-block pre {
            background: transparent !important; /* Override any other background */
            color: inherit !important;
        }
    </style>
</head>
<body class="antialiased">
    <!-- Header -->
    <header class="bg-white/80 backdrop-blur-md shadow-sm sticky top-0 z-50"> <!-- MODIFIED: Added backdrop-blur for glassy effect -->
        <div class="container mx-auto px-6 py-4">
            <div class="flex items-center justify-between">
                <a href="#" class="flex items-center"> <!-- ADDED: Make logo a link -->
                    <i class="fas fa-music text-3xl text-blue-500 mr-3"></i> <!-- MODIFIED: Color -->
                    <h1 class="text-2xl font-bold gradient-text">Meting API</h1>
                </a>
                <nav id="main-nav" class="hidden md:flex md:items-center space-x-6 lg:space-x-8"> <!-- MODIFIED: id for JS, adjusted spacing -->
                    <a href="#features" class="nav-link text-gray-700 hover:text-blue-600 font-medium">功能特性</a>
                    <a href="#documentation" class="nav-link text-gray-700 hover:text-blue-600 font-medium">接口文档</a>
                    <a href="#examples" class="nav-link text-gray-700 hover:text-blue-600 font-medium">示例代码</a>
                    <a href="#authentication" class="nav-link text-gray-700 hover:text-blue-600 font-medium">鉴权说明</a>
                </nav>
                <button id="mobile-menu-button" class="md:hidden text-gray-700 hover:text-blue-600 focus:outline-none" aria-label="Toggle menu"> <!-- MODIFIED: id and aria-label -->
                    <i id="menu-icon" class="fas fa-bars text-2xl"></i> <!-- MODIFIED: id for icon change -->
                </button>
            </div>
        </div>
        <!-- Mobile Menu Container -->
        <div id="mobile-menu-container" class="hidden md:hidden bg-white shadow-xl absolute top-full left-0 right-0 z-40">
            <a href="#features" class="block py-3 px-6 text-gray-700 hover:bg-blue-50 hover:text-blue-600">功能特性</a>
            <a href="#documentation" class="block py-3 px-6 text-gray-700 hover:bg-blue-50 hover:text-blue-600">接口文档</a>
            <a href="#examples" class="block py-3 px-6 text-gray-700 hover:bg-blue-50 hover:text-blue-600">示例代码</a>
            <a href="#authentication" class="block py-3 px-6 text-gray-700 hover:bg-blue-50 hover:text-blue-600">鉴权说明</a>
        </div>
    </header>

    <!-- Hero Section -->
    <section class="py-20 lg:py-28"> <!-- MODIFIED: Increased padding -->
        <div class="container mx-auto px-6 text-center">
            <div class="max-w-4xl mx-auto">
                <h1 class="text-4xl md:text-5xl lg:text-6xl font-bold mb-6">强大而优雅的<span class="gradient-text">音乐服务接口</span></h1> <!-- MODIFIED: Slightly larger on lg -->
                <p class="text-lg md:text-xl text-gray-600 mb-10">支持多平台无缝集成,为您的应用提供全面的音乐服务能力</p>
                <div class="flex flex-wrap justify-center gap-4 mb-12">
                    <!-- MODIFIED: Added music-platform-badge class for hover effect -->
                    <div class="music-platform-badge flex items-center bg-white px-4 py-2 rounded-full shadow-md">
                        <div class="music-platform-icon bg-red-500"><i class="fab fa-napster"></i></div>
                        <span class="text-gray-700 font-medium">网易云音乐</span>
                    </div>
                    <div class="music-platform-badge flex items-center bg-white px-4 py-2 rounded-full shadow-md">
                        <div class="music-platform-icon bg-blue-500"><i class="fab fa-qq"></i></div>
                        <span class="text-gray-700 font-medium">QQ音乐</span>
                    </div>
                    <div class="music-platform-badge flex items-center bg-white px-4 py-2 rounded-full shadow-md">
                        <div class="music-platform-icon bg-green-500"><i class="fas fa-headphones-alt"></i></div> <!-- MODIFIED: Icon for Kugou -->
                        <span class="text-gray-700 font-medium">酷狗音乐</span>
                    </div>
                    <div class="music-platform-badge flex items-center bg-white px-4 py-2 rounded-full shadow-md">
                        <div class="music-platform-icon bg-purple-500"><i class="fas fa-compact-disc"></i></div> <!-- MODIFIED: Icon for Kuwo -->
                        <span class="text-gray-700 font-medium">酷我音乐</span>
                    </div>
                </div>
                <div>
                    <a href="#documentation" class="btn-primary text-white font-semibold py-3 px-10 rounded-full inline-block text-lg">开始使用</a> <!-- MODIFIED: font-semibold, px-10, text-lg -->
                </div>
            </div>
        </div>
    </section>

    <!-- Features Section -->
    <section id="features" class="py-16 bg-white">
        <div class="container mx-auto px-6">
            <h2 class="text-3xl lg:text-4xl font-bold text-center mb-16">核心<span class="gradient-text">功能特性</span></h2>
            <div class="grid md:grid-cols-2 lg:grid-cols-3 gap-8"> <!-- MODIFIED: md:grid-cols-2 for better spacing on medium screens -->
                <div class="card p-8 fade-in">
                    <div class="text-blue-500 mb-4">
                        <i class="fas fa-bolt text-4xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">多平台支持</h3>
                    <p class="text-gray-600">集成网易云音乐、QQ音乐、酷狗音乐、酷我音乐四大平台,一站式解决音乐服务需求。</p>
                </div>
                <div class="card p-8 fade-in" style="animation-delay: 0.15s;"> <!-- MODIFIED: animation-delay if using CSS animations -->
                    <div class="text-blue-500 mb-4">
                        <i class="fas fa-shield-alt text-4xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">安全鉴权</h3>
                    <p class="text-gray-600">采用HMAC-SHA256签名算法,包含时间戳和随机数,有效防止重放攻击。</p>
                </div>
                <div class="card p-8 fade-in md:col-span-2 lg:col-span-1" style="animation-delay: 0.3s;"> <!-- MODIFIED: Spanning for 2-col layout -->
                    <div class="text-blue-500 mb-4">
                        <i class="fas fa-tachometer-alt text-4xl"></i>
                    </div>
                    <h3 class="text-xl font-bold mb-3 text-gray-800">高性能</h3>
                    <p class="text-gray-600">优化的接口设计,毫秒级响应,支持高并发请求,满足各种业务场景需求。</p>
                </div>
            </div>
        </div>
    </section>

    <!-- Documentation Section -->
    <section id="documentation" class="py-16 bg-gray-50"> <!-- MODIFIED: bg-gray-50 to bg-slate-50 (Tailwind v3+) or keep bg-gray-50 -->
        <div class="container mx-auto px-6">
            <h2 class="text-3xl lg:text-4xl font-bold text-center mb-12">接口<span class="gradient-text">文档</span></h2>
            
            <div class="max-w-5xl mx-auto"> <!-- MODIFIED: max-w-5xl for wider content area -->
                <div class="flex border-b border-gray-300 mb-8 justify-center"> <!-- MODIFIED: Centered tabs -->
                    <button class="tab-btn py-3 px-6 font-medium text-gray-600 hover:text-blue-600 active" onclick="openTab(event, 'parameters')">接口参数</button>
                    <button class="tab-btn py-3 px-6 font-medium text-gray-600 hover:text-blue-600" onclick="openTab(event, 'endpoints')">API端点</button>
                    <button class="tab-btn py-3 px-6 font-medium text-gray-600 hover:text-blue-600" onclick="openTab(event, 'responses')">返回示例</button>
                </div>
                
                <div id="parameters" class="tab-content active">
                    <div class="card p-6 mb-6">
                        <h3 class="text-xl font-bold mb-4 flex items-center text-gray-800">
                            <i class="fas fa-sliders-h text-blue-500 mr-3"></i> 基本参数
                        </h3>
                        <div class="overflow-x-auto">
                            <table class="min-w-full bg-white">
                                <thead class="bg-gray-100">
                                    <tr>
                                        <th class="py-3 px-4 text-left text-sm font-semibold text-gray-600 uppercase">参数</th>
                                        <th class="py-3 px-4 text-left text-sm font-semibold text-gray-600 uppercase">可选值</th>
                                        <th class="py-3 px-4 text-left text-sm font-semibold text-gray-600 uppercase">说明</th>
                                    </tr>
                                </thead>
                                <tbody>
                                    <tr class="border-b border-gray-200">
                                        <td class="py-3 px-4 font-medium text-gray-700">server</td>
                                        <td class="py-3 px-4 text-blue-600">netease, tencent, kugou, kuwo</td>
                                        <td class="py-3 px-4 text-gray-600">数据源,默认为netease</td>
                                    </tr>
                                    <tr class="border-b border-gray-200">
                                        <td class="py-3 px-4 font-medium text-gray-700">type</td>
                                        <td class="py-3 px-4 text-blue-600">name, artist, url, pic, lrc, song, playlist</td>
                                        <td class="py-3 px-4 text-gray-600">请求类型,如获取URL、歌词、封面等</td>
                                    </tr>
                                    <tr>
                                        <td class="py-3 px-4 font-medium text-gray-700">id</td>
                                        <td class="py-3 px-4 text-gray-500">-</td>
                                        <td class="py-3 px-4 text-gray-600">歌曲或歌单ID</td>
                                    </tr>
                                </tbody>
                            </table>
                        </div>
                    </div>
                </div>
                
                <div id="endpoints" class="tab-content">
                    <div class="space-y-6">
                        <div class="api-endpoint card"> <!-- MODIFIED: added card class to share hover effects if desired, or keep distinct -->
                            <div class="flex items-start">
                                <div class="bg-blue-100 text-blue-600 rounded-full p-3 mr-4 mt-1"> <!-- MODIFIED: color, padding -->
                                    <i class="fas fa-link text-lg"></i>
                                </div>
                                <div>
                                    <h4 class="font-bold text-lg mb-1 text-gray-800">获取音乐URL</h4>
                                    <p class="text-gray-600 mb-3 text-sm">获取指定歌曲的播放地址(需要鉴权)</p>
                                    <div class="code-block"> <!-- MODIFIED: Use .code-block class -->
                                        <code>GET https://api.ixingchen.org.cn/unms/u/?type=url&id=416892104&auth={SIGNATURE}|{TIMESTAMP}|{NONCE}</code>
                                    </div>
                                </div>
                            </div>
                        </div>
                        
                        <div class="api-endpoint card">
                            <div class="flex items-start">
                                <div class="bg-green-100 text-green-600 rounded-full p-3 mr-4 mt-1">
                                    <i class="fas fa-info-circle text-lg"></i>
                                </div>
                                <div>
                                    <h4 class="font-bold text-lg mb-1 text-gray-800">获取歌曲信息</h4>
                                    <p class="text-gray-600 mb-3 text-sm">获取歌曲的详细信息,包括名称、歌手、封面等</p>
                                    <div class="code-block">
                                        <code>GET https://api.ixingchen.org.cn/unms/u/?type=song&id=591321</code>
                                    </div>
                                </div>
                            </div>
                        </div>
                        
                        <div class="api-endpoint card">
                            <div class="flex items-start">
                                <div class="bg-purple-100 text-purple-600 rounded-full p-3 mr-4 mt-1">
                                    <i class="fas fa-list-alt text-lg"></i> <!-- MODIFIED: Icon -->
                                </div>
                                <div>
                                    <h4 class="font-bold text-lg mb-1 text-gray-800">获取歌单</h4>
                                    <p class="text-gray-600 mb-3 text-sm">获取指定歌单的所有歌曲列表</p>
                                    <div class="code-block">
                                        <code>GET https://api.ixingchen.org.cn/unms/u/?type=playlist&id=2619366284</code>
                                    </div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
                
                <div id="responses" class="tab-content">
                    <div class="card p-6">
                        <h3 class="text-xl font-bold mb-4 flex items-center text-gray-800">
                            <i class="fas fa-code text-blue-500 mr-3"></i> 返回示例
                        </h3>
                        
                        <div class="mb-6">
                            <h4 class="font-semibold mb-2 text-blue-600">获取歌曲信息响应</h4>
                            <div class="code-block"> <!-- MODIFIED: Use .code-block class -->
<pre>{
  "code": 200,
  "data": {
    "name": "起风了",
    "artist": "买辣椒也用券",
    "url": "https://api.ixingchen.org.cn/unms/u/?type=url&id=416892104&auth=...",
    "pic": "https://api.ixingchen.org.cn/unms/u/?type=pic&id=416892104&auth=...",
    "lrc": "https://api.ixingchen.org.cn/unms/u/?type=lrc&id=416892104&auth=..."
  }
}</pre>
                            </div>
                        </div>
                        
                        <div>
                            <h4 class="font-semibold mb-2 text-blue-600">获取歌单响应</h4>
                            <div class="code-block"> <!-- MODIFIED: Use .code-block class -->
<pre>{
  "code": 200,
  "data": [
    {
      "id": "1363948882",
      "name": "晴天",
      "artist": "周杰伦",
      "url": "https://api.ixingchen.org.cn/unms/u/?type=url&id=1363948882&auth=..."
    },
    {
      "id": "1824045033",
      "name": "七里香",
      "artist": "周杰伦",
      "url": "https://api.ixingchen.org.cn/unms/u/?type=url&id=1824045033&auth=..."
    }
    // ... more songs
  ]
}</pre>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Authentication Section -->
    <section id="authentication" class="py-16 bg-white">
        <div class="container mx-auto px-6">
            <h2 class="text-3xl lg:text-4xl font-bold text-center mb-12">鉴权<span class="gradient-text">说明</span></h2>
            
            <div class="max-w-4xl mx-auto">
                <div class="card p-8">
                    <div class="flex items-start mb-6">
                        <div class="bg-red-100 text-red-600 rounded-full p-3 mr-4 flex-shrink-0"> <!-- MODIFIED: color, padding -->
                            <i class="fas fa-lock text-xl"></i>
                        </div>
                        <div>
                            <h3 class="text-xl font-bold mb-2 text-gray-800">需要鉴权的API</h3>
                            <p class="text-gray-600 mb-4">以下API请求需要添加鉴权参数:</p>
                            <ul class="list-disc list-inside pl-1 space-y-2 text-gray-700"> <!-- MODIFIED: list-inside -->
                                <li>获取音乐URL (<code class="text-sm bg-gray-100 px-1 rounded">type=url</code>)</li>
                                <li>获取封面图片 (<code class="text-sm bg-gray-100 px-1 rounded">type=pic</code>)</li>
                                <li>获取歌词 (<code class="text-sm bg-gray-100 px-1 rounded">type=lrc</code>)</li>
                            </ul>
                        </div>
                    </div>
                    
                    <!-- MODIFIED: Alert styling -->
                    <div class="bg-yellow-50 border-l-4 border-yellow-400 p-4 mb-6 rounded-md">
                        <div class="flex">
                            <div class="flex-shrink-0">
                                <i class="fas fa-exclamation-triangle text-yellow-500 mt-0.5"></i> <!-- MODIFIED: icon and margin -->
                            </div>
                            <div class="ml-3">
                                <p class="text-sm text-yellow-800">
                                    鉴权参数有效期为<strong class="font-medium">300秒</strong>,过期后需要重新生成。
                                </p>
                            </div>
                        </div>
                    </div>
                    
                    <div class="mb-6">
                        <h4 class="font-bold text-lg mb-3 text-gray-800">鉴权参数格式</h4>
                        <div class="code-block mb-3"> <!-- MODIFIED: Use .code-block class -->
                            <code>auth=签名|时间戳|随机数</code>
                        </div>
                        <p class="text-gray-600">签名由服务器使用HMAC-SHA256算法生成,包含时间戳和随机数以防止重放攻击。</p>
                    </div>
                    
                    <div>
                        <h4 class="font-bold text-lg mb-3 text-gray-800">示例请求</h4>
                        <div class="code-block"> <!-- MODIFIED: Use .code-block class -->
                            <code>GET https://api.ixingchen.org.cn/unms/u/?type=url&id=416892104&auth={SIGNATURE}|{TIMESTAMP}|{NONCE}</code>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </section>

    <!-- Footer -->
    <footer class="bg-slate-800 text-slate-300 py-12"> <!-- MODIFIED: Tailwind v3 slate colors, adjust if using older Tailwind -->
        <div class="container mx-auto px-6">
            <div class="flex flex-col md:flex-row justify-between items-center">
                <div class="mb-6 md:mb-0 text-center md:text-left">
                    <div class="flex items-center justify-center md:justify-start">
                        <i class="fas fa-music text-2xl text-blue-400 mr-3"></i>
                        <span class="text-xl font-bold text-white">Meting API</span>
                    </div>
                    <p class="text-slate-400 mt-2 text-sm">强大而优雅的音乐服务接口</p>
                </div>
                <div class="flex space-x-6">
                    <a href="#" class="text-slate-400 hover:text-blue-400 transition-colors duration-300" aria-label="GitHub">
                        <i class="fab fa-github text-2xl"></i>
                    </a>
                    <a href="#" class="text-slate-400 hover:text-blue-400 transition-colors duration-300" aria-label="Weixin">
                        <i class="fab fa-weixin text-2xl"></i>
                    </a>
                    <a href="#" class="text-slate-400 hover:text-blue-400 transition-colors duration-300" aria-label="Email">
                        <i class="fas fa-envelope text-2xl"></i>
                    </a>
                </div>
            </div>
            <div class="border-t border-slate-700 mt-8 pt-8 text-center text-slate-400 text-sm">
                <p>此API基于 <a href="https://github.com/metowolf/Meting" target="_blank" rel="noopener noreferrer" class="text-blue-400 hover:underline">Meting</a> 构建</p>
                <p class="mt-2">© <script>document.write(new Date().getFullYear())</script> Meting API. All rights reserved.</p>
            </div>
        </div>
    </footer>

    <script>
        // Tab functionality
        function openTab(evt, tabName) {
            const tabContents = document.getElementsByClassName("tab-content");
            for (let i = 0; i < tabContents.length; i++) {
                tabContents[i].classList.remove("active");
            }
            
            const tabButtons = document.getElementsByClassName("tab-btn");
            for (let i = 0; i < tabButtons.length; i++) {
                tabButtons[i].classList.remove("active");
            }
            
            document.getElementById(tabName).classList.add("active");
            evt.currentTarget.classList.add("active");
        }
        
        // Smooth scrolling for anchor links
        document.querySelectorAll('a[href^="#"]').forEach(anchor => {
            anchor.addEventListener('click', function (e) {
                e.preventDefault();
                const targetElement = document.querySelector(this.getAttribute('href'));
                if (targetElement) {
                    targetElement.scrollIntoView({
                        behavior: 'smooth'
                    });
                }
                // Close mobile menu if open after clicking a link
                const mobileMenu = document.getElementById('mobile-menu-container');
                const menuIcon = document.getElementById('menu-icon');
                if (!mobileMenu.classList.contains('hidden')) {
                    mobileMenu.classList.add('hidden');
                    menuIcon.classList.remove('fa-times');
                    menuIcon.classList.add('fa-bars');
                }
            });
        });
        
        // Mobile menu toggle
        const mobileMenuButton = document.getElementById('mobile-menu-button');
        const mobileMenuContainer = document.getElementById('mobile-menu-container');
        const menuIcon = document.getElementById('menu-icon');

        if (mobileMenuButton && mobileMenuContainer && menuIcon) {
            mobileMenuButton.addEventListener('click', function() {
                mobileMenuContainer.classList.toggle('hidden');
                if (mobileMenuContainer.classList.contains('hidden')) {
                    menuIcon.classList.remove('fa-times');
                    menuIcon.classList.add('fa-bars');
                } else {
                    menuIcon.classList.remove('fa-bars');
                    menuIcon.classList.add('fa-times');
                }
            });
        }
        
        // Animation on scroll (Intersection Observer)
        const fadeElements = document.querySelectorAll('.fade-in');
        
        const fadeInObserver = new IntersectionObserver((entries, observer) => { // ADDED: observer parameter
            entries.forEach(entry => {
                if (entry.isIntersecting) {
                    // Use a timeout to allow CSS animation-delay to work if defined inline
                    // Or, directly apply transition with JS controlled delay
                    const delay = parseFloat(entry.target.style.animationDelay) * 1000 || 0;
                    
                    setTimeout(() => {
                        entry.target.style.opacity = 1;
                        entry.target.style.transform = 'translateY(0)';
                    }, delay);
                    observer.unobserve(entry.target); // ADDED: Unobserve after animation
                }
            });
        }, { threshold: 0.1 }); // Trigger when 10% of the element is visible
        
        fadeElements.forEach(element => {
            element.style.opacity = 0; // Initial state for JS transition
            element.style.transform = 'translateY(20px)'; // Initial state
            element.style.transition = 'opacity 0.6s ease-out, transform 0.6s ease-out'; // JS driven transition
            // Note: if you use CSS @keyframes, the JS above might conflict.
            // The provided HTML had inline animation-delay, which works with CSS animations.
            // This JS version makes the animation itself JS-driven.
            fadeInObserver.observe(element);
        });

        // Active Nav Link highlighting on scroll (Optional, but nice for UX)
        const sections = document.querySelectorAll("section[id]");
        const navLinks = document.querySelectorAll("header nav a.nav-link");

        window.addEventListener("scroll", () => {
            let current = "";
            sections.forEach((section) => {
                const sectionTop = section.offsetTop;
                const sectionHeight = section.clientHeight;
                 // Adjust offset if header is sticky and tall
                if (pageYOffset >= sectionTop - sectionHeight / 3 - 60) {
                    current = section.getAttribute("id");
                }
            });

            navLinks.forEach((link) => {
                link.classList.remove("active"); // Assumes .active class handles the underline via .nav-link.active::after
                if (link.getAttribute("href") === `#${current}`) {
                    link.classList.add("active");
                }
            });
        });

    </script>
</body>
</html>