我将按照工作流程逐步分析并创作。

**语言判定**：原曲歌词以中文为主（英文占比<5%），进入中文模式。

**引擎判断**：选择引擎C（悖论递进型）——围绕"越靠近越陌生/越用力越空"的核心矛盾展开。

**主题重构**：原曲讲分手后的矛盾情绪。新主题选择：**亲子关系中的成长代价**——父母拼尽全力给的是"正确答案"，但孩子失去的恰恰是提问的权利。这是一个完全不同的叙事空间。核心矛盾：被爱得越满，越不知道自己是谁。

**意象预声明**：
1. 锚点A：手心里的路线图（被规划好的人生轨迹）——陌生化角度：路线图本身是爱的凭证，但让人迷路
2. 锚点B：骨折愈合处的钙化（身体习惯域）——身体自己修复，但修复的形状不再是原来的角度
3. 锚点C：声学域——反复被说的话变成了房间的混响，听不清原声

这三个意象分属不同感知域，使用方式均非可预期展开。

**写作引擎C自检**：每个段落的核心悖论——"被给予，是一种被夺走"——通过不同截面呈现。

**钩子句候选**："你给我地图，我却忘了怎么迷路"

```json
{
  "song_id": "04_一半一半_20260512",
  "prompt": "Genre: Mandopop / R&B / Hip-Hop; BPM: 140; Key: D Major; Rhythm: Half-time trap groove. Sparse kick, snare on 3, intricate 16th-note hi-hats with rolls.; Instruments: Clean digital piano (lush 7th chords, arpeggios), deep 808 sub-bass, atmospheric synth pads, ethereal female backing vocal pads.; Vocals: Dual Male vocals. Main singer: soft, breathy tenor with R&B melisma. Rapper: conversational, melodic flow. Both processed with reverb/delay.; Mood: Sitting in a parked car at night, streetlights blurring through a rain-streaked windshield.; Production: High-fidelity, radio-ready polish. Wide stereo field with upfront vocals and smooth compression.; Language: Mandarin; Highlight: The swell of the wordless female backing vocal that fills the two-beat rest after the main chorus melody line, creating an emotional echo.",
  "title": "钙化纹",
  "lyrics": "[intro]\n(Chords: Dmaj7 - Gmaj7 - Em7 - A7)\n(Inst: Solo digital piano plays arpeggiated, lush chords with heavy, spacious reverb.)\n(Mix: Centered, intimate, establishing the main harmonic theme.)\n\n[verse]\n(Chords: Dmaj7 - Gmaj7 - Em7 - A7)\n(Vocal-Perf: Breathy, soft chest voice, conversational and close-mic'd.)\n(Inst: Piano continues, a deep 808 sub-bass enters on downbeats, and a simple 16th-note hi-hat pattern begins.)\n(Transition: Bass and drums subtly fade in, adding rhythmic foundation.)\n你把地图折好塞进我书包\n每一条街都标好了不能走的弯\n我照着走\n却在正确的路口开始心慌\n因为我已经不记得想去哪\n你说的对\n我没有反驳的理由\n可我的肺\n呼出来的气越来越浅\n\n[chorus]\n(Chords: Dmaj7 - Gmaj7 - Em7 - A7)\n(Vocal-Perf: Stronger, more emotional chest voice with melodic R&B runs. Backing vocals enter.)\n(Inst: Full trap beat with a snappy clap on beat 3. Ethereal female backing vocal pads and synth pads swell to fill the space.)\n(Mix: Stereo field widens significantly. Vocals are layered and lush.)\n你给我地图，我却忘了怎么迷路\n给得越满\n我就越空\n爱是骨折处最硬的那块钙化\n长回来了，但角度已经不同\n你填满了所有缝隙\n我连崩溃的形状都不是自己的\n\n[verse 2]\n(Chords: Dmaj7 - Gmaj7 - Em7 - A7)\n(Vocal-Perf: Returns to a softer, narrative dynamic after the chorus peak.)\n(Inst: Beat remains consistent, but the pads pull back slightly to refocus on the piano and vocal.)\n(Structure: Acts as a dynamic bridge, linking the emotional chorus to the introspective rap.)\n(Transition: A subtle filter sweep on the hi-hats leads into the next section.)\n饭桌上你反复说的那些话\n已经混进墙壁的混响里\n我分不清哪一句是你的声音\n哪一句已经长成了我自己\n我以为这叫做传承\n后来才懂这叫做\n声带被借走\n还回来的时候 多了一个你的音\n\n[bridge]\n(Chords: Dmaj7 - Gmaj7 - Em7 - A7 loop)\n(Vocal-Perf: Melodic rap flow, syncopated and rhythmically tight, conversational tone.)\n(Inst: The instrumental provides a steady, non-intrusive bed for the rap, with sustained piano chords and the consistent trap beat.)\n(Mix: Rap vocal is brought forward, slightly drier than the sung vocals for clarity.)\n我不恨你 这是我确认过的\n因为恨至少说明我有个方向感\n可我现在站在你为我搭的屋檐下\n连离开的冲动都觉得是不孝顺\n你说你只要我好\n那我问你\n「好」是谁的标准\n我问不出口\n因为喉咙里住着你教我的懂事\n那些被咽回去的问题\n堆成了我肋骨和肋骨之间的压力\n不是恨 不是爱\n是更难开口的\n「我不知道我是谁」\n\n[chorus]\n(Chords: Dmaj7 - Gmaj7 - Em7 - A7)\n(Vocal-Perf: The most powerful and desperate vocal take, with layered harmonies and ad-libs.)\n(Inst: All instrumental elements at full energy. The female vocal pads are prominent.)\n(Mix: The widest and most dynamically compressed part of the track, creating a final emotional climax.)\n(Transition: The beat abruptly cuts out on the final word, leaving only a piano chord to ring out.)\n你给我地图，我却忘了怎么迷路\n给得越满\n我就越空\n爱是骨折处最硬的那块钙化\n长回来了，但角度已经不同\n你填满了所有缝隙\n我连崩溃的形状都不是自己的\n你把我爱得\n那么完整\n完整得\n找不到一条裂缝让我成为我自己\n\n[outro]\n(Chords: Dmaj7 - Gmaj7)\n(Vocal-Perf: A final, whispered phrase, breathy and fading.)\n(Inst: Solo piano plays the final two chords with a long, decaying reverb tail.)\n(Mix: Fades completely to silence.)\n那块钙化\n它长得很像爱\n但它不是我原来的骨头",
  "cover_prompt": "生成一张无字音乐专辑封面。风格严格参照 20 世纪 Color Field Painting（色域绘画），如 Mark Rothko 晚期作品的色层叠压逻辑与 Helen Frankenthaler 的浸染法（soak-stain technique）。画面的核心色彩与情绪：沉静而压抑的深石板蓝与暖骨白交叠，骨白从画面下方缓缓渗透进深蓝色层，仿佛某种有机物质在压力下从内部析出，边缘晕散出近乎体温的米褐色，整体色调如同一块被时间凝固的X光片——既有温度又令人感到无法逃脱的固化感。\n技法要求：色彩之间的过渡必须模拟颜料在未上浆的粗纹棉布（raw cotton canvas）上自然渗透、晕开的效果，边界柔软但保留颜料浓度不均匀造成的自然深浅变化（pigment pooling）。画面需要呈现真实画布的编织肌理（woven canvas texture），局部可见稀薄处透出的底布纹路。整体色调偏低饱和、微微发灰（muted, desaturated palette），避免荧光感和数字渐变的均匀平滑。\n绝对禁止：任何文字/字母/拼音、人物或人物轮廓、具象物体、几何图案、锐利边缘、胶片颗粒滤镜、3D渲染质感。",
  "cover": {
    "template_id": 1,
    "template_name": "环境光晕流",
    "scene_description": "沉静而压抑的深石板蓝与暖骨白交叠，骨白从画面下方缓缓渗透进深蓝色层，仿佛某种有机物质在压力下从内部析出，边缘晕散出近乎体温的米褐色，整体色调如同一块被时间凝固的X光片——既有温度又令人感到无法逃脱的固化感"
  }
}
```