WellChina 视觉素材需求清单

基于当前品牌状态更新 (2026-03-29) 品牌色: teal-navy #1a3a4a + amber #b45309 + 暖奶白 #faf9f7 字体: Lora (标题衬线) + Source Sans 3 (正文) 调性: 专业、温暖、微微高端、值得信赖 提示词已针对 Nano Banana Pro / Midjourney / FLUX 优化

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风格统一要求

所有素材必须遵循以下原则：

• 色温偏暖 — 避免冷蓝调，偏向暖光/暖色
• 真实感 > 完美感 — 不要过度 AI 感的"完美"图片，要有真实的光线和质感
• 无中文文字 — 图片中不出现中文标牌/招牌，保持国际化视角
• 多样性 — 人物体现国际多样性（目标用户是外国人）
• 高端但不冰冷 — 参考 Mayo Clinic / Bumrungrad 的视觉调性

通用 Prompt 后缀 (适用于所有照片类素材)

shot on Canon EOS R5, 24-70mm f/2.8 lens, natural ambient light, warm color temperature 5500K, subtle film grain, high dynamic range, editorial quality, 8K resolution

通用 Prompt 后缀 (适用于所有插画类素材)

flat vector illustration, clean geometric shapes, uniform 2px stroke weight, limited color palette (teal #1a3a4a, amber #b45309, warm cream #faf9f7), no gradients, no shadows, transparent background, SVG-ready

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P0 — 品牌基础

1. Favicon / App Icon

项目	规格
文件	public/favicon.ico, public/icon-192.png, public/icon-512.png, public/apple-touch-icon.png
尺寸	32×32 (ico), 192×192, 512×512, 180×180

Prompt:

Minimal healthcare brand logo mark, letter "M" seamlessly integrated with a medical cross/plus symbol. Deep teal color (#1a3a4a) on pure white background. Geometric construction with rounded corners, optically balanced negative space. Must remain legible and distinctive at 16×16px. Flat design, single color, no gradients, no shadows, no text except the M letterform. Vector-quality rendering, centered on canvas with equal padding. --ar 1:1

2. OG Image (社交分享)

项目	规格
文件	public/og-image.png
尺寸	1200 × 630 px

Prompt:

Professional social share banner, split composition: left third is deep teal (#1a3a4a) solid background with "WellChina" in white serif typography (Lora-style) and tagline "World-class healthcare in China" in lighter weight below. Right two-thirds: ultra-realistic photograph of a modern hospital reception lobby, warm wood paneling, soft ambient light, a diverse group of patients in background (blurred). A thin amber (#b45309) vertical accent stripe separates text and image. Overall mood: trustworthy, premium, warm. Shot on medium format digital, shallow depth of field on the photo portion. --ar 1200:630

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P0 — 首页素材

3. Hero 背景图

项目	规格
文件	public/images/hero-bg.webp
尺寸	1920 × 800 px

Prompt:

Ultra-realistic interior photograph of a premium international hospital lobby in China. Wide-angle composition (24mm lens perspective) capturing: floor-to-ceiling glass curtain wall on the left with golden hour sunlight streaming in at 30-degree angle, creating long warm shadows across polished terrazzo floors. Center frame: curved reception desk in natural light oak with subtle brass accents. Mid-ground: a Caucasian man in his 30s in casual business attire having a relaxed conversation with a Chinese female doctor in a crisp white coat, both standing naturally, genuine warm expressions. Background: indoor bamboo garden visible through glass partition, soft bokeh. Color temperature 5200K, warm but not yellow. Atmosphere: welcoming, modern, not clinical. No visible signage or text. Shot on Hasselblad X2D, 45mm f/3.5, ISO 200, natural light only. --ar 1920:800

4. "How It Works" 插画 (3 步骤)

项目	规格
文件	public/images/steps/search.svg, compare.svg, connect.svg
尺寸	200 × 200 px

Step 1 — Search:

Minimal single-line illustration on transparent background: a magnifying glass with circular handle hovering above three simplified rectangular card shapes arranged in a slight fan. Cards have tiny horizontal lines suggesting text. All drawn in deep teal (#1a3a4a), uniform 2px stroke weight, rounded line caps, no fill. Geometric, clean, modern. Square composition with generous whitespace padding. --ar 1:1

Step 2 — Compare:

Minimal single-line illustration on transparent background: two rectangular cards positioned side by side with a thin double-arrow icon between them. Each card contains a simplified horizontal bar chart (3 bars of different lengths). All drawn in deep teal (#1a3a4a), uniform 2px stroke weight, rounded line caps, no fill. Same geometric style as step 1. --ar 1:1

Step 3 — Connect:

Minimal single-line illustration on transparent background: a rounded speech bubble connected by a dotted line to a simplified building icon with a medical cross on top. A small checkmark inside the speech bubble. Speech bubble and checkmark in amber (#b45309), building and cross in deep teal (#1a3a4a). Uniform 2px stroke weight, rounded line caps, no fill. Same geometric style as steps 1-2. --ar 1:1

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P1 — 手术类别图片

5. Procedure Category Headers

项目	规格
文件	public/images/procedures/{slug}.webp
尺寸	600 × 300 px

Dental:

Ultra-realistic photograph of a modern dental operatory. Center frame: an empty patient chair in dove gray leather, tilted slightly back. Overhead: articulated LED surgical lamp with warm white 4000K light casting soft circular illumination on the headrest. Background left: wall-mounted digital panoramic X-ray display showing a jaw scan (blurred). Background right: organized instrument tray with stainless steel tools reflecting the overhead light. Materials: matte white cabinetry, brushed aluminum accents. No people. Shallow depth of field focusing on the chair headrest. Color palette: muted whites, soft grays, one teal accent element on equipment. Shot on Sony A7R V, 35mm f/1.8, natural + artificial mixed light. --ar 2:1

Eye Care / Ophthalmology:

Ultra-realistic close-up photograph of a modern ophthalmic slit lamp biomicroscope. The instrument occupies center-right of frame, its chrome and black matte surfaces catching soft studio-quality side lighting from the left. Through the eyepiece, a faint blue test light projects forward. Background: completely blurred (f/1.4 bokeh) showing warm ambient examination room with a Snellen chart as a soft warm rectangle of light. Mood: precise, clinical elegance. No people. Color temperature warm 5000K with cool blue accent from the slit lamp beam. Shot on Leica Q3, 28mm f/1.7, available light. --ar 2:1

Fertility & Reproductive:

Ultra-realistic photograph of an IVF laboratory workstation. Central subject: a research-grade inverted microscope with illuminated stage, warm tungsten glow visible through the eyepiece. Foreground: shallow depth of field showing 3-4 glass petri dishes on a black matte lab bench, with tiny culture droplets visible under warm light. Background: blurred clean room environment with stainless steel equipment and soft blue LED status indicators. Mood: scientific precision with an undercurrent of hope. Warm overall tone, not clinical-cold. No people. Shot on Canon EOS R5, 50mm f/1.4, dual lighting (warm key + cool fill). --ar 2:1

Health Checkup:

Ultra-realistic photograph of a modern health screening suite. Wide shot: a CT scanner in center frame, its white ring illuminated with subtle blue LED accents. The patient bed extends toward the viewer, empty. Room: spacious, white paneled ceiling with recessed warm downlights, light oak laminate flooring, glass observation window on the right reflecting the overhead lights. Atmosphere: high-tech but welcoming, not intimidating. No people. Shot on Sony A7 IV, 16-35mm at 24mm, f/4, ambient room lighting supplemented by the scanner's own illumination. --ar 2:1

Cardiac:

Ultra-realistic photograph of a cardiac catheterization laboratory. Multiple large medical monitors in the upper background displaying real-time ECG waveforms and fluoroscopy imagery, casting blue-white light across the room. Center: the C-arm fluoroscopy machine, partially visible. Foreground: stainless steel instrument table with organized catheters and guidewires. Mood: high-stakes precision, life-saving technology. Blue-tinted ambient with warm overhead surgical lights creating contrast. No people. Shot on Nikon Z8, 24mm f/2.8, mixed medical lighting. --ar 2:1

Orthopedics:

Ultra-realistic photograph of a modern orthopedic operating theater. Center frame: a robotic surgical arm (Mako or similar) with its articulated joints in resting position, chrome and white surfaces. Behind it: two large navigation screens showing 3D bone models. Foreground: sterile draping and organized instrument trays with orthopedic tools (drills, plates). Bright surgical overhead lights creating high-key illumination from above, with subtle blue ambient from the monitors. No people. Shot on Canon EOS R5, 24mm f/2.8, high-key mixed lighting. --ar 2:1

Oncology:

Ultra-realistic photograph of a modern radiation therapy treatment room. Center: a linear accelerator (LINAC) with its large treatment head and multi-leaf collimator, positioned at 45 degrees. The patient couch extends toward the viewer, empty. Recessed ceiling lights provide warm 4000K ambient glow. Colored laser alignment guides project thin red lines across the couch surface. Mood: advanced technology in service of humanity — powerful but not frightening. No people. Shot on Sony A7R V, 20mm f/2.8, ambient + laser accent lighting. --ar 2:1

TCM (Traditional Chinese Medicine):

Ultra-realistic photograph of an elegant TCM consultation room blending traditional and modern aesthetics. Left side: floor-to-ceiling wooden herb cabinet with dozens of small labeled drawers (no readable text), warm-toned aged wood. Right side: a clean modern consultation desk in light oak with a stethoscope and a laptop. Center: a ceramic tea set on the desk, steaming. Window behind with sheer linen curtains diffusing warm afternoon light. A few acupuncture models and dried herb bundles as accent props. Warm, cultural, professional — not tourist-kitsch. No people. Shot on Fuji GFX100S, 63mm f/2.8, natural window light. --ar 2:1

Cosmetic / Aesthetic:

Ultra-realistic photograph of an upscale medical aesthetics clinic treatment room. Center: an adjustable treatment bed with pristine white linens and a small bolster pillow, slightly reclined. Behind: a mirrored vanity console with organized skincare products in frosted glass bottles. Materials: Carrara marble countertop, brushed gold fixtures, soft blush-pink accent wall on one side. Overhead: circular ring light providing even, flattering illumination. Mood: luxury spa meets medical precision. No people. Shot on Canon EOS R5, 35mm f/2, warm ambient 4500K. --ar 2:1

Neurosurgery:

Ultra-realistic photograph of a neurosurgery operating theater. Central subject: a surgical microscope (Zeiss or Leica type) suspended from the ceiling, its dual eyepiece and objective lens in sharp focus. Behind: neuronavigation screens displaying brain MRI cross-sections with glowing pathway overlays in green and blue. Surrounding: arranged microsurgical instruments on draped tables. High-key overhead surgical lighting creates a dramatic pool of light on the operating field below (empty). No people. Shot on Nikon Z8, 35mm f/2, surgical lighting. --ar 2:1

Organ Transplant:

Ultra-realistic photograph of a sterile organ preservation facility. Center frame: a specialized organ transport container (portable perfusion device), opened, its interior illuminated by cool blue LED indicators. Surrounding: monitoring equipment with vital displays showing temperature and perfusion metrics. Stainless steel surfaces reflect the clinical overhead lighting. Background: glass-fronted refrigeration units with temperature displays. Mood: serious, life-critical, precisely controlled environment — cool blue tones dominating with warm indicator light accents. No people. Shot on Sony A7R V, 50mm f/2.8, clinical fluorescent + LED indicator light. --ar 2:1

Bariatric / Weight Loss:

Ultra-realistic photograph of a modern bariatric surgery consultation room. Center: a body composition analysis machine (InBody or similar) with its digital display and hand/foot electrode platform. Behind: a large wall-mounted monitor showing a colorful body composition chart with pie graphs and metrics. The room has warm wood-tone flooring, a comfortable chair beside the machine, and motivational but tasteful wall decor (abstract art, not text). Bright, encouraging, health-forward atmosphere. No people. Shot on Canon EOS R5, 24-70mm at 35mm, f/2.8, warm ambient daylight from side window. --ar 2:1

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P1 — 指南页面插画

6. Guide Illustrations

项目	规格
文件	public/images/guides/{slug}.svg
尺寸	400 × 200 px

Visa Guide:

Flat vector illustration, centered composition on transparent background: an open passport book (deep teal #1a3a4a outlines) with two boarding pass stubs peeking out from the pages. To the right: a simplified side-view airplane silhouette. Below the airplane: a small hospital building icon with a medical cross on its roof. A dotted curved line connects the airplane to the hospital, suggesting a journey. Accent: the medical cross and one boarding pass stripe in amber (#b45309). All other elements in teal. Uniform 2px stroke, rounded caps, no fill on shapes. Clean whitespace. --ar 2:1

Payment Guide:

Flat vector illustration, centered composition on transparent background: a smartphone outline (deep teal #1a3a4a) showing a simplified QR code pattern on its screen. To the left: a credit card outline at a slight angle. To the right: a small stack of three coins. The QR code center dot and the top coin are filled with amber (#b45309). All outlines in teal, 2px stroke, rounded caps. No text, no gradients. Clean, informational, modern fintech feel. --ar 2:1

Booking Guide:

Flat vector illustration, centered composition on transparent background: a calendar page outline (deep teal #1a3a4a) with a 4×4 dot grid representing dates. One dot in the second row is filled with amber (#b45309) with a small checkmark above it. To the right of the calendar: a smartphone outline showing a simplified chat interface — two small rounded rectangles (message bubbles), the top one in teal outline, the bottom one filled amber. Uniform 2px stroke throughout, rounded caps. --ar 2:1

Insurance Guide:

Flat vector illustration, centered composition on transparent background: a shield outline (deep teal #1a3a4a) with a medical cross inside. To its right and slightly behind: a document/policy outline with horizontal lines suggesting text. Above: a small globe icon with latitude/longitude lines, suggesting international coverage. The medical cross and one globe meridian in amber (#b45309). All else in teal. Uniform 2px stroke, rounded caps, no fill. --ar 2:1

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P2 — 关于页面

7. About Page Images

项目	规格
文件	public/images/about/team.webp, mission.webp
尺寸	800 × 400 px

Team:

Ultra-realistic candid photograph of a small diverse team (5 people: 2 Chinese, 1 Caucasian male, 1 South Asian female, 1 Black male) in a modern co-working space. They are gathered around a standing desk with laptops, one person pointing at a screen showing healthcare data visualizations. Casual smart attire — rolled sleeves, no ties. Large windows behind with warm afternoon light, indoor fiddle leaf fig plant on the right. Natural laughter, genuine interaction — not posed. Slightly desaturated warm tones. Shot on Fuji X-T5, 23mm f/1.4, natural window backlight with fill reflector. --ar 2:1

Mission:

Ultra-realistic photograph, horizontal split composition. Left half: a Chinese female doctor in her 40s in a clean white coat, standing in a modern hospital corridor, warm smile, extending her right hand in a welcoming gesture toward the camera. Soft backlight from corridor windows. Right half: exterior of a modern international hospital building at golden hour, warm sunlight on glass facade, landscaped entrance with trees. The two halves blend with a subtle 50px gradient transition in the center. Overall warm color temperature 5200K. Shot on Canon EOS R5, 50mm f/2, golden hour natural light. --ar 2:1

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P2 — 空状态插画

8. Empty State & Error Illustrations

项目	规格
文件	public/images/empty/compare.svg, search.svg, 404.svg
尺寸	300 × 200 px

Compare Empty State:

Flat vector illustration on transparent background: two rectangular card outlines side by side, connected at the top by a thin balance/scale icon. The cards have a dashed border (suggesting "placeholder"). Between them at the bottom: a circular button with a "+" symbol filled in amber (#b45309). Cards and scale in deep teal (#1a3a4a), 2px stroke, rounded caps. Composition centered with generous padding. Mood: inviting, not empty — encouraging the user to add items. --ar 3:2

Search No Results:

Flat vector illustration on transparent background: a large magnifying glass outline (deep teal #1a3a4a) tilted at 15 degrees. Inside the lens: a small question mark in amber (#b45309). Below and behind the magnifying glass: three faded/semi-transparent card rectangles (teal at 20% opacity), suggesting results that weren't found. 2px stroke, rounded caps. Mood: friendly and curious, not frustrating. --ar 3:2

404 Page:

Flat vector illustration on transparent background: a simplified map outline (deep teal #1a3a4a) with a winding path drawn as a dotted line. The path starts from a small pin marker (amber #b45309 filled) that has gone off the edge of the map. A curved dotted arrow leads back from the pin to a small hospital building icon at the center of the map. 2px stroke, rounded caps. Mood: light, playful, "you've wandered off but we'll guide you back." --ar 3:2

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P3 — 社会证明

9. Testimonial Avatars

项目	规格
文件	public/images/testimonials/avatar-{1-5}.webp
尺寸	200 × 200 px (裁切为圆形)

通用模板 (替换 [国籍/性别/年龄/服装] 即可):

Ultra-realistic portrait headshot of a [nationality] [gender], age [age], photographed against a warm neutral linen-textured background. Natural side window light from the left creating gentle Rembrandt lighting pattern. Genuine warm smile with natural skin texture — no retouching, no beautification. Wearing [clothing description]. Eyes sharp, slight natural catch light. Shallow depth of field, face in perfect focus, ears softly out of focus. Warm color temperature 5500K, subtle film grain. Shot on Canon EOS R5, 85mm f/1.4, single natural light source. --ar 1:1

具体生成 5 张：

1. avatar-1.webp — [nationality=American] [gender=male] [age=42] [clothing=light blue Oxford cloth button-down shirt, top button open]
2. avatar-2.webp — [nationality=British] [gender=female] [age=34] [clothing=cream cashmere crew neck sweater]
3. avatar-3.webp — [nationality=Korean] [gender=male] [age=52] [clothing=charcoal polo shirt]
4. avatar-4.webp — [nationality=Australian] [gender=female] [age=38] [clothing=sage green linen blouse]
5. avatar-5.webp — [nationality=Indian] [gender=male] [age=36] [clothing=white henley shirt with sleeves pushed up]

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素材优先级总览

优先级	素材	数量	影响
P0	Favicon + OG Image	5 文件	品牌基础，SEO，社交分享
P0	Hero 背景图	1 张	首页第一印象
P1	手术类别图片	12 张	手术页面专业感
P1	指南插画	4 张 SVG	指南卡片视觉吸引力
P2	About 页面图片	2 张	团队可信度
P2	空状态插画	3 张 SVG	用户体验打磨
P3	评价头像	5 张	需先建设评价功能
P3	How It Works 插画	3 张 SVG	需先建设流程区域

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技术说明

• 图片格式: 照片用 .webp（体积小），插画用 .svg（可缩放）
• Next.js 配置: 本地图片放 public/ 不需要配置域名
• 当前已有: 城市图片（Supabase 托管）、部分医院图片（Unsplash / Supabase）
• AI 工具推荐:
  • 照片类 → Nano Banana Pro / Midjourney v6+ / FLUX Pro（加 --ar 参数控制比例）
  • 插画类 → Nano Banana Pro + 后期矢量化，或直接 Figma/Illustrator 手绘
• 一致性: 所有插画必须使用相同的线条粗细(2px)、配色(teal+amber)和风格
• 后处理: 照片类素材生成后建议在 Lightroom 统一调色，确保色温一致(5000-5500K)