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Editing the content — Kalme Astro

All the words and images of the site live in src/content/. You edit plain JSON files — text in quotes, commas between entries — and the site updates while npm run dev is running. No CMS is needed. (If you would rather manage content in Sanity, Payload, Strapi or Directus, see Using a headless CMS.)

src/content/
site.json name, description, domain, navigation, contact details, footer, call to action
pages/home.json the copy of the home page
pages/about.json …and of every other page
collections/*.json services, projects, posts, team, testimonials, legal texts
schemas.ts the fields each kind of item has, and which are required

Not sure which file holds a piece of text? The page maps label every section of every page with its file.

src/content/site.json holds what appears on every page:

Field Shown where
site.name Logo alt text, browser title suffix, share cards
site.title Browser title of the home page
site.description Search results and share cards, for pages without their own description
site.url Set this to your domain before publishing. Canonical links, share links, sitemap.xml and robots.txt are built from it
navigation The menu in the header (and the phone menu)
headerAction The button on the right of the header
contact E-mail, phone and address — used on the Contact page and in the footer
socials The social links in the footer
footer The text and button next to the logo, the quick links, the column titles, the copyright line ({year} becomes the current year) and the legal links
cta The call to action above the footer on Home and every project page: label, title, text, the two buttons and the six images of the ticker

site.url is read by astro.config.mjs at build time, so restart npm run dev after changing it.

The demo’s e-mail (hello@example.com), phone number and address are placeholders: replace all three. The buttons that book a call (“Schedule a call”, “Book free consultation”, “Book an intro call”) link to https://cal.com/: put your own booking link in footer.action, cta.actions and action in src/content/pages/service.json.

One file per page in src/content/pages/. Each holds the sections of that page and, for pages with a fixed URL, a meta entry:

{
"meta": {
"title": "About",
"description": "Kalme is a London digital marketing agency…"
},
"hero": { "…": "…" }
}

title becomes the browser tab (“About | Kalme”) and description the text in search results and share cards (80–160 characters). Change what is inside the quotes and keep the field names — the sections read them by name. JSON has no comments and no trailing commas; if the site stops building, that is usually why.

File Page
home.json Home (it has no meta: its title and description are site.title and site.description)
about.json, services.json, projects.json, blog.json, contact.json The pages of the same name
service.json, project.json, post.json The words shared by every service, project and post page (headings, labels, “More Services”)
legal.json The date label and the search descriptions of the two legal pages
not-found.json The 404 page

src/content/collections/ holds the lists the site builds pages from:

File What it feeds
services.json The Services page, one page per service, the accordion on Home (first five) and “More Services” at the end of a service page (the first four others)
projects.json The Projects page, one page per project, Home (first four), the showreel in the Home hero (the first four project images) and “Related Projects” (the first four others)
posts.json The Blog, one page per post, Home (first three) and “More Blog” at the end of a post (up to three of the same category)
testimonials.json The testimonial cards on Home, in the order of the file: dark, wide, wide, light, dark
team.json The team grid on About
legal.json Terms of Service and Privacy Policy, one page each (/legal/<slug>)

The order of the items in the file is the order on the site. The numbers (five, four, three) are in src/pages/index.astro and in the service, project and post pages under src/pages/.

Copy an existing entry, paste it below (with a comma between entries), and change the values:

{
"slug": "brand-strategy",
"number": "09",
"title": "Brand Strategy",
"images": ["/images/service-brand-1.jpg", "/images/service-brand-2.jpg"],
"description": "Find the position your brand can own…",
"tools": [{ "label": "Figma", "href": "https://www.figma.com/" }],
"offer": [{ "highlight": "Brand Audit", "text": ": Where your brand stands today." }],
"benefits": [{ "highlight": "Clarity", "text": ": One message across every channel." }],
"plans": [
{ "id": "weekly", "label": "Weekly", "price": "$500", "note": "per week", "included": ["Weekly strategy call"] },
{ "id": "monthly", "label": "Monthly", "price": "$1,800", "note": "per month", "included": ["…"] }
]
}

slug is the URL (/services/brand-strategy) and number is shown in the Home accordion. The first image is used on the cards and the service page (about 1920 × 1280), the second in the Home accordion (about 1200 × 800). offer and benefits are the bullets of “What We Offer” and “Key Benefits”: highlight is the bold start of a bullet, text the rest (start it with “: “ to keep the demo’s punctuation). plans feeds the pricing card: with two plans it shows the switch between them, with one plan only its price. Prices are text, so write them with your own currency.

{
"slug": "northwind-rebrand",
"title": "Northwind Rebrand",
"year": "2025",
"image": "/images/project-northwind.jpg",
"services": [{ "label": "Content Marketing", "slug": "content-marketing" }],
"summary": "Kalme gave Northwind…",
"industry": "Retail",
"overview": { "text": "…", "image": "/images/project-northwind-overview.jpg" },
"process": { "text": "…", "images": ["/images/project-northwind-process-1.jpg", "/images/project-northwind-process-2.jpg"] },
"result": { "items": [{ "highlight": "Traffic", "text": ": up 3× in six months." }], "image": "/images/project-northwind-result.jpg" }
}

image is the card and the top of the project page (3:2, about 1920 × 1280); summary is shown under the title and is also the search description. Each entry in services links to /services/<slug>, so use the slug of a service that exists.

Adding a post, team member, testimonial or legal text

Section titled “Adding a post, team member, testimonial or legal text”
Add Fields
Post slug, title, excerpt (the card text and the search description), image (portrait, about 1200 × 1800), category (any words; posts with the same one are shown as “More Blog” under each other), date ("2026-05-16"), body
Team member name (unique: it identifies the member), role, email, photo (portrait 2:3, about 800 × 1200)
Testimonial slug, quote, name, company, service, rating (1–5 stars), photo (round, about 200 px), and logo (a company logo, shown on the two wide cards)
Legal text slug, title, date ("2025-08-10"), body; its search description goes in descriptions in src/content/pages/legal.json

Home has five testimonial places around the video: the first five testimonials fill them, in order.

Delete the entry (and the comma before it, if it was the last one). Its page, its card and its sitemap entry disappear on the next build. A project names its services by slug: if you delete a service, search the project files for its slug (Ctrl/Cmd + Shift + F) and remove it from their services, or the tag on the project page links to a page that no longer exists.

src/content/schemas.ts is the reference: it lists every field and which are optional (.optional()). npm run check and npm run build stop on an entry that does not match and name the file and the field.

A post body or a legal text is a list of blocks:

"body": [
{ "type": "heading", "text": "1. Information we collect" },
{ "type": "paragraph", "text": "A plain paragraph." },
{ "type": "paragraph", "highlight": "Bold start:", "text": " and the rest of the paragraph." },
{ "type": "list", "items": [
[{ "type": "paragraph", "text": "First item" }],
[{ "type": "paragraph", "highlight": "Second:", "text": " with a bold start" }]
] }
]

Add "ordered": true to a list for numbers. Each list item is itself a list of blocks, so a numbered item can hold a heading, paragraphs and a nested list. A heading can end in a bolder part with "bold": "…". Text is plain: the bold parts are highlight and bold, not **stars**.

Three videos play on the site. Each has a src (a web address or a file) and a poster (the picture shown before it plays):

Video Where it plays Field
Page video Home, under the hero; it rises as you scroll video in src/content/pages/home.json
Portrait clip Home, between the testimonial cards testimonials.video in home.json
Studio video About, between the values and the team video in src/content/pages/about.json

The demo plays stock clips from the web; they are not part of the download. To use your own, put an MP4 in public/videos/ and set "src": "/videos/showreel.mp4". Keep the proportions of the demo (16:9 for the two wide ones, 9:16 for the portrait clip), export at 1280 px wide or so, and keep each file small (a few MB): they play muted and in a loop. Replace the matching poster in src/assets/images/ too.

  1. Put the file in src/assets/images/.
  2. Refer to it in the content as /images/<file>.

Astro finds the file by its name, then resizes it and serves a modern format at the sizes the layout needs, when the site builds. Use photos at least as wide as they appear (project and service photos: 1920 px, other photos 1200 px, portraits 800 px), in .jpg for photos and .png when you need transparency. Keep the demo’s aspect ratios (the layout crops to fit).

Two things sit outside the content because browsers and social networks ask for them by name:

File What it is
public/icon.svg, public/apple-icon.png The icon in the browser tab and on a phone’s home screen
public/opengraph-image.png The picture shown when someone shares a link (2400 × 1260; 1200 × 630 or larger)

Its description for screen readers is shareImageAlt in src/layouts/Layout.astro. Every page uses this image when shared, except the service, project and post pages, which share their own image.

The search-result description of a service is its description, of a project its summary, and of a post its excerpt (cut at 160 characters) — start each with a real sentence.

Almost every word is content, including the form’s messages (contact.json → form) and the labels of the service pages (service.json → labels). The few interface words that never change per site — “Menu” and “Close” on the phone menu button — live with the components in src/design-system/. Search for the phrase and you will find it.

Terminal window
npm run build

A successful build means every page, link and image still resolves. See Going live for the rest of the checklist.