{
  "song_id": "",
  "prompt": "Genre: Mandopop / R&B Ballad; BPM: 68; Key: Gb Major; Chords: Bmaj7 - Bb; Rhythm: Slow, half-time pop/R&B groove with syncopated 808 bass and trap-influenced 16th/32nd note hi-hats. Kick on 1, snare on 3. Bass is melodic and syncopated.; Instruments: Melancholic grand piano, lush synth pads, clean 808 sub-bass, electronic drum kit (crisp snare, deep kick); Vocals: Male tenor, clear and breathy timbre, smooth delivery with emotional falsetto flips in the chorus. Layered harmonies, heavy reverb.; Mood: Heartbroken, melancholic, introspective, longing, builds from sparse to dramatic.; Production: Clean, modern, spacious mix. Wide stereo image. Vocals and piano are centered and prominent. Heavy use of hall reverb for an atmospheric, emotional feel.; Structure: Intro, Verse, Pre-Chorus, Chorus, Bridge, Interlude, Pre-Chorus, Chorus, Bridge, Outro; Language: Mandarin. Highlight: The dramatic dynamic contrast between the sparse, piano-led verses and the full, trap-influenced R&B chorus.",
  "title": "坠海",
  "lyrics": "[intro]\n(Inst: melancholic grand piano chords, atmospheric synth pad swells, spacious hall reverb.)\n(Mix: piano front-center, pads wide, open and sparse.)\n(Mood: lonely, contemplative.)\n\n[verse]\n(Chords: Gbmaj7 - Ab - Bbm7 - Db)\n(Vocal-Perf: soft, breathy tenor, close-mic'd, gentle delivery.)\n(Inst: piano continues as main accompaniment, sparse arrangement.)\n(Melody-Contour: mostly stepwise motion, low in register, conversational.)\n(Mix: vocal sits intimately on top of the piano.)\n手机屏幕亮了又暗了\n凌晨三点的天花板像一堵审讯的墙\n你的号码我能倒着背\n可拨出去的胆量早跟你一起蒸发精光\n被单绞成一条绳\n翻过去的枕头还残留你洗发水的味道在飘荡\n闭上眼是深海\n睁开眼是你留下的一整片荒\n窗外整座城都在呼吸\n我像沉底的石头\n连冒个泡的力气都省了 算了 太荒唐\n\n[pre-chorus]\n(Chords: Bmaj7 - Bbm7 - Abm7 - Db7)\n(Vocal-Perf: intensity builds, more sustained notes, slight edge in voice.)\n(Inst: 808 sub-bass enters subtly, light hi-hat pattern begins.)\n(Melody-Contour: ascending phrases, building tension.)\n(Mix: low-end fills out, anticipation grows.)\n你按下删除键的时候犹豫过吗 哪怕零点一秒\n我盯着那个红色感叹号盯了一整宿\n点了几十次重新发送 次次石沉大海\n每一次失败都像有人拿钉子在胸口慢慢地凿\n朋友拍我肩膀说够了别闹\n我笑着点头\n然后在洗手间反锁了四十分钟\n对着镜子一遍遍把肿了的眼睛修好\n贴好假笑推门出去 没人看得出破绽和圈套\n你最近好不好 我不敢搜\n只能从共同好友的九宫格里偷偷地瞄\n你笑得比从前好看\n旁边那个人穿的颜色 像我想买给你却没下单那件大衣的色调\n可笑吧 连嫉妒都显得多余\n毕竟松手的是我 这出戏从头到尾我既是编剧也是被丢掉的配角\n\n[chorus]\n(Chords: Bmaj7 - Bbm7 - Abm7 - Db7)\n(Inst: full electronic drum kit enters with crisp snare on 3, intricate trap hi-hats, 808 is prominent, subtle strings swell.)\n(Vocal-Perf: powerful, soaring, emotional falsetto flips on key phrases, layered harmonies.)\n(Melody-Contour: dynamic leaps into upper register, hook-driven.)\n(Mix: full frequency spectrum, wide stereo image, impactful.)\n你一脚把我踹进了海底\n没有氧气瓶也没有谁记得来捞起\n盐水灌满胸腔 每呼吸一次都像在吞玻璃\n你站在岸边看我沉下去\n脸上的表情淡得像在刷一条无关的消息\n还说了声 别丧气\n我在水底笑出来 嘴里全是苦涩和来不及\n眼泪滴进海里谁分得清\n你转身走的时候连浪都比你有情义\n它至少还愿意一遍遍拍打我 不嫌弃\n\n[bridge]\n(Chords: Ebm7 - Db - Cbmaj7)\n(Vocal-Perf: returns to a more pleading, intimate tone, slightly desperate.)\n(Inst: drums simplify, piano and pads become more prominent again.)\n(Mix: energy drops, focus shifts back to the vocal emotion.)\n你有没有在梦里见过我的脸\n枕边空出来的位置会不会有一瞬间不习惯\n算了你一定睡得心安\n翻个身就把所有从前翻成旧报纸扔进垃圾站\n而我连揉皱的那一张都舍不得丢 小心叠好放在枕头下面每晚翻出来看\n\n[interlude]\n(Chords: Bmaj7 - Bbm7 - Abm7 - Db7)\n(Inst: instrumental section led by piano melody, lush strings, atmospheric pads, quiet drum groove continues.)\n(Sound-Design: synth arpeggio fades in and out.)\n\n[pre-chorus]\n(Chords: Bmaj7 - Bbm7 - Abm7 - Db7)\n(Vocal-Perf: re-enters with high intensity, emotionally charged.)\n(Inst: builds back to full arrangement, preparing for final chorus.)\n知道是断崖还闭着眼往前冲\n每靠近一步脚底就塌空\n碎了一地的东西我蹲下来拼命地拼\n想拼回你曾经对我笑过的那种笑容\n你嚼完吐掉的甜我弯腰捡起来含着 假装还有味道 多恶心的自我感动\n蹲在你影子的尾巴旁边取暖\n以为这就够了\n偏偏还要站在你余光扫不到的死角\n等一场永远不会在我头顶降落的风\n从头到尾 只有我一个人在发疯\n\n[chorus]\n(Chords: Bmaj7 - Bbm7 - Abm7 - Db7)\n(Vocal-Perf: maximum emotional output, ad-libs in background, powerful falsetto.)\n(Inst: all elements at full power, strings more prominent.)\n(Mix: dense, powerful, emotionally climactic.)\n你一脚把我踹进了海底\n没有氧气瓶也没有谁记得来捞起\n盐水灌满胸腔 每呼吸一次都像在吞玻璃\n你站在岸边看我沉下去\n脸上的表情淡得像在刷一条无关的消息\n还说了声 别丧气\n我在水底笑出来 嘴里全是苦涩和来不及\n眼泪滴进海里谁分得清\n你转身走的时候连浪都比你有情义\n它至少还愿意一遍遍拍打我 不嫌弃\n\n[bridge]\n(Chords: Ebm7 - Db - Cbmaj7)\n(Vocal-Perf: sustained, desperate final plea.)\n(Inst: drums cut out, arrangement thins to piano and strings.)\n(Mix: sudden drop in energy, creating a vulnerable moment.)\n也许下辈子吧\n下辈子我选择路过你的时候低头看手机 不抬眼不挣扎\n这一世的伤自己缝自己扛 不赊不欠两清了 无所谓天涯\n\n[outro]\n(Inst: piano plays final chords, ritardando, holding on a sustained pad.)\n(Vocal-Perf: final phrase delivered softly, with a sense of resignation.)\n(Mix: gradual fade to silence, long reverb tail.)\n只是在学会松手之前\n让我在这片海底再多待一晚",
  "cover": {
    "template_id": 1,
    "template_name": "复古空旷风景流",
    "scene_description": "黄昏将尽的时刻，一条笔直的公路穿过无边际的枯黄原野，径直消失在地平线处浓厚的灰白色雾气之中。天空被沉重的铅色云层完全覆盖，只在最远处地平线的裂缝中泄露出最后一缕即将熄灭的暗橘色余晖。公路上空无一物，路面残留着雨后的水渍，倒映出天空压抑的灰蓝色调，一盏快要熄灭的路灯在雾中发出微弱的暖黄光芒，渺小又孤独。",
    "cover_prompt": "生成一张拍立得（Polaroid）风格的无字版音乐专辑封面。画面描绘的是：黄昏将尽的时刻，一条笔直的公路穿过无边际的枯黄原野，径直消失在地平线处浓厚的灰白色雾气之中。天空被沉重的铅色云层完全覆盖，只在最远处地平线的裂缝中泄露出最后一缕即将熄灭的暗橘色余晖。公路上空无一物，路面残留着雨后的水渍，倒映出天空压抑的灰蓝色调，一盏快要熄灭的路灯在雾中发出微弱的暖黄光芒，渺小又孤独。整体画面必须呈现真实拍立得相片的质感：略微过曝的柔和光线、轻微偏色的复古色调、自然的暗角和柔焦边缘、细腻的胶片颗粒感。色彩是褪色、怀旧的暖色调，仿佛一张被遗忘在抽屉里多年的即时成像照片。强烈要求：画面必须是纯粹的风景，绝对不要出现任何人物、人影、手或脸！绝对不要生成任何文字、字母、歌名或水印！保持空灵、孤独和冥想的氛围。",
    "selection_reason": "歌曲核心情绪是坠落深海般的窒息与被遗弃感，属于强烈的孤独与悲伤基调，适合用空旷荒芜的自然景观来隐喻内心的荒凉。选择复古风景流模板，用消失在雾中的公路表达无处可去的绝望，用将熄的余晖暗示最后一丝希望的消亡。"
  }
}