{
  "song_id": "03_Perfect_20260410",
  "prompt": "Genre: Waltz-Time Pop Ballad; BPM: 95; Key: Ab Major; Rhythm: Gentle, swaying 12/8 groove with a strong triplet feel, creating a classic slow-dance waltz motion; Instruments: Fingerpicked acoustic guitar with audible string buzz, lush orchestral strings with legato bowing, subtle Hammond organ pad, melodic round-toned bass, minimal soft-brushed drums; Vocals: Male, warm and tender tenor with a gentle rasp, starts with an intimate close-mic delivery and builds to a soaring, emotive full-chest belt, minimal processing; Mood: Deeply romantic, timeless, sincere, nostalgic, perfect for a first dance, cinematic and grand; Production: High-Fidelity, Pristine Radio-Ready Mix with expensive analogue warmth and silky smooth high-end. Masterful dynamic build, vocals are present and central, wide stereo field for orchestra; Highlight: The seamless and powerful dynamic escalation from a single acoustic guitar to a full, lush orchestral arrangement.",
  "title": "Where Embers Stay",
  "lyrics": "[intro]\n(Inst: Acoustic guitar, fingerpicked arpeggios, close-mic'd, room resonance)\n(Mix: Wide stereo guitar, warm low-mids, silky highs. Gentle bus compression. Natural room reverb tail.)\n(Chords: Ab - Fm - Db - Eb)\n\n[verse]\n(Vocal-Perf: Soft, breathy, intimate delivery. Close-mic'd with audible proximity effect. Gentle rasp.)\n(Melody-Contour: Conversational, mostly stepwise motion. Gentle rise at end of phrases.)\n(Melody-Rhythm: Relaxed, slightly behind the beat, following natural speech patterns.)\n(Inst: Acoustic guitar continues, subtle round-toned bass enters on low root notes.)\n(Chords: Ab - Fm - Db - Eb)\nThird winter in the same apartment, paint still peeling near the door\nYou rearranged the furniture again, just like the year before\nThere's chamomile gone cold beside your half-read paperback\nAnd something about Tuesday evenings makes me never want to leave\n\n[pre-chorus]\n(Vocal-Perf: Slight increase in volume and conviction, moving from breathy to a light chest mix.)\n(Melody-Contour: Builds tension with a slow, steady ascent towards the chorus.)\n(Melody-Rhythm: More sustained notes, holding phrases over the bar line.)\n(Inst: Hammond organ pad swells in gently. Orchestral strings enter with a low, soft pad.)\n(Chords: Fm - Db - Ab - Eb)\nI used to think that love was something loud, declared\nA grand announcement sent to everyone who cared\nBut here it is — the hush of knowing where you keep your spare key\nThe way you pull the blanket to my side without waking me\n\n[chorus]\n(Vocal-Perf: Opens up into a clear, emotive chest voice. Dynamic lift. Sincere and open tone.)\n(Hook-DNA: The main melodic motif's simple, descending arc is repeated, creating a memorable, sing-along quality.)\n(Melody-Contour: An impactful ascending leap on the first word, followed by a graceful, wave-like descent.)\n(Melody-Rhythm: Smooth, legato, flowing triplet-feel eighth notes.)\n(Inst: Strings become more prominent with simple counter-melodies. Bassline becomes more melodic.)\n(Mix: Stereo field widens. Vocals gain a touch more reverb.)\n(Chords: Db - Ab - Eb - Ab)\nLet the whole world rush and burn and chase its silver light\nWe've got embers on the countertop and nowhere else tonight\nEvery ordinary moment that the calendars forget\nIs the only kind of forever I have ever wanted yet\n\n[verse]\n(Vocal-Perf: Returns to a confident, narrative tone, slightly stronger than the first verse.)\n(Melody-Contour: Similar to verse 1, maintaining the storyteller feel before the next build.)\n(Melody-Rhythm: Conversational phrasing, clear enunciation.)\n(Inst: Soft, brushed drums enter with a simple waltz pattern. Strings play subtle pizzicato accents.)\n(Chords: Ab - Fm - Db - Eb)\nYou burn the toast and blame the oven like it has a personal vendetta\nAnd somehow it becomes the funniest thing I've heard all year\nI've memorised the rhythm of your breathing in the dark\nThe small imperfect atlas of a life built close to yours\n\n[interlude]\n(Inst: Clean electric guitar lead with delay/reverb, playing a lyrical, vocal-like melody. Full orchestra swells to the forefront.)\n(Melody-Contour: Soaring, melodic guitar solo with a clear, arching shape, peaking with the orchestral swell.)\n(Mix: Orchestra dominates, creating a massive, cinematic, and wide soundscape. Drums build with gentle cymbal swells.)\n\n[chorus]\n(Vocal-Perf: Full-power, soaring chest-voice belt. Passionate and sustained notes. Emotive ad-libs.)\n(Hook-DNA: The core melody is now an anthemic peak, reinforced by full orchestration and powerful vocal delivery.)\n(Melody-Contour: The initial ascending leap feels higher and more dramatic due to the intense delivery.)\n(Melody-Rhythm: Same flowing rhythm, but articulated with more force and conviction.)\n(Inst: Full orchestra with soaring violin lines. Drums playing a defined backbeat with brushes. Layered guitars.)\n(Mix: Loudest and widest point of the song. Parallel compression on drums and vocals for punch. Lush, long reverbs.)\n(Chords: Db - Ab - Eb - Ab)\nLet the whole world rush and burn and chase its silver light\nWe've got embers on the countertop and nowhere else tonight\nI don't need the mountain view or roses at the gate\nJust the sound of you unlocking the door when it gets late\nJust stay\n\n[outro]\n(Vocal-Perf: Decrescendos back to an intimate, almost whispered tone on the final line.)\n(Inst: Instruments fade out, leaving a final sustained string chord and a gentle acoustic guitar arpeggio.)\n(Mix: Instruments slowly fade, revealing long reverb tails. Stereo image narrows to a final intimate point.)\n(Chords: Db - Ab)\nThe embers are still warm\nAnd I am still right here",
  "cover_prompt": "生成一张极简主义的几何光影艺术图片作为无字音乐专辑封面。画面的核心是：一个边缘极度柔和、向外晕散的圆形暖光团，处于从深炭灰到烟褐色再到暗琥珀的水彩渐变背景之中，圆形光团内部色彩由中心的蜡烛橘黄向外缓缓过渡为深沉的赭石与焦糖棕，仿佛一枚未熄的炭火余烬悬浮在静止的空气里，背景纸张带有细腻的水彩晕染肌理与轻微的冷灰色阴影压角。画面必须展现出微妙的高级材质肌理，特别是类似水彩晕染（Watercolor texture）或粗糙艺术纸张的触感。整体构图极度克制、留白（Minimalistic composition），注重光与影的柔和交错（Light and shadow interplay）。强烈要求：画面必须保持极致的安宁与静谧（Calm and serene），除了基础的、柔焦的简单几何图形（如模糊的圆、半透明的方块或柔和的线条）外，绝对不要出现任何复杂的现实物体、风景或人物！画面必须是无字封面，绝对不要生成任何文字、拼音或英文字母！绝对不要生成人物轮廓。传达出一种充满诗意、呼吸感与冥想空间的视觉感受。",
  "cover": {
    "template_id": 2,
    "template_name": "几何光影艺术流",
    "scene_description": "一个边缘极度柔和、向外晕散的圆形暖光团，处于从深炭灰到烟褐色再到暗琥珀的水彩渐变背景之中，圆形光团内部色彩由中心的蜡烛橘黄向外缓缓过渡为深沉的赭石与焦糖棕，仿佛一枚未熄的炭火余烬悬浮在静止的空气里，背景纸张带有细腻的水彩晕染肌理与轻微的冷灰色阴影压角。"
  },
  "style_direction": "B",
  "style_reference": "Taylor Swift, Lorde"
}