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Merged
jonathanhefner merged 1 commit into from
Jan 30, 2026
Merged

Improve example CSS files to better demonstrate host style integration #404

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81 changes: 62 additions & 19 deletions examples/basic-server-preact/src/global.css
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,49 +1,92 @@
:root {
color-scheme: light dark;

/*
* Fallbacks for host style variables used by this app.
* The host may provide these (and many more) via the host context.
*/
--color-text-primary: light-dark(#1f2937, #f3f4f6);
--color-text-inverse: light-dark(#f3f4f6, #1f2937);
--color-text-info: light-dark(#1d4ed8, #60a5fa);
--color-background-primary: light-dark(#ffffff, #1a1a1a);
--color-background-inverse: light-dark(#1a1a1a, #ffffff);
--color-background-info: light-dark(#eff6ff, #1e3a5f);
--color-ring-primary: light-dark(#3b82f6, #60a5fa);
--border-radius-md: 6px;
--border-width-regular: 1px;
--font-sans: ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
--font-weight-normal: 400;
--font-weight-bold: 700;
--font-text-md-size: 1rem;
--font-text-md-line-height: 1.5;
--font-heading-3xl-size: 2.25rem;
--font-heading-3xl-line-height: 1.1;
--font-heading-2xl-size: 1.875rem;
--font-heading-2xl-line-height: 1.2;
--font-heading-xl-size: 1.5rem;
--font-heading-xl-line-height: 1.25;
--font-heading-lg-size: 1.25rem;
--font-heading-lg-line-height: 1.3;
--font-heading-md-size: 1rem;
--font-heading-md-line-height: 1.4;
--font-heading-sm-size: 0.875rem;
--font-heading-sm-line-height: 1.4;

/* Spacing derived from host typography */
--spacing-unit: var(--font-text-md-size);
--spacing-xs: calc(var(--spacing-unit) * 0.25);
--spacing-sm: calc(var(--spacing-unit) * 0.5);
--spacing-md: var(--spacing-unit);
--spacing-lg: calc(var(--spacing-unit) * 1.5);

/* App accent color (customize for your brand) */
--color-accent: #2563eb;
--color-text-on-accent: #ffffff;
}

* {
box-sizing: border-box;
}

html, body {
font-family: var(--font-sans, ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji');
font-size: var(--font-text-md-size, 1rem);
font-weight: var(--font-weight-normal, 400);
line-height: var(--font-text-md-line-height, 1.5);
color: var(--color-text-primary, light-dark(#1f2937, #f3f4f6));
font-family: var(--font-sans);
font-size: var(--font-text-md-size);
font-weight: var(--font-weight-normal);
line-height: var(--font-text-md-line-height);
color: var(--color-text-primary);
}

h1 {
font-size: var(--font-heading-3xl-size, 2.25rem);
line-height: var(--font-heading-3xl-line-height, 1.1);
font-size: var(--font-heading-3xl-size);
line-height: var(--font-heading-3xl-line-height);
}
h2 {
font-size: var(--font-heading-2xl-size, 1.875rem);
line-height: var(--font-heading-2xl-line-height, 1.2);
font-size: var(--font-heading-2xl-size);
line-height: var(--font-heading-2xl-line-height);
}
h3 {
font-size: var(--font-heading-xl-size, 1.5rem);
line-height: var(--font-heading-xl-line-height, 1.25);
font-size: var(--font-heading-xl-size);
line-height: var(--font-heading-xl-line-height);
}
h4 {
font-size: var(--font-heading-lg-size, 1.25rem);
line-height: var(--font-heading-lg-line-height, 1.3);
font-size: var(--font-heading-lg-size);
line-height: var(--font-heading-lg-line-height);
}
h5 {
font-size: var(--font-heading-md-size, 1rem);
line-height: var(--font-heading-md-line-height, 1.4);
font-size: var(--font-heading-md-size);
line-height: var(--font-heading-md-line-height);
}
h6 {
font-size: var(--font-heading-sm-size, 0.875rem);
line-height: var(--font-heading-sm-line-height, 1.4);
font-size: var(--font-heading-sm-size);
line-height: var(--font-heading-sm-line-height);
}

code, pre, kbd {
font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace);
font-family: var(--font-mono);
font-size: 1em;
}

b, strong {
font-weight: var(--font-weight-bold, 700);
font-weight: var(--font-weight-bold);
}
35 changes: 18 additions & 17 deletions examples/basic-server-preact/src/mcp-app.module.css
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,8 +1,4 @@
.main {
--color-primary: #2563eb;
--color-primary-hover: #1d4ed8;
--color-notice-bg: #eff6ff;

width: 100%;
max-width: 425px;
box-sizing: border-box;
Expand All @@ -13,7 +9,7 @@
}

> * + * {
margin-top: 1.5rem;
margin-top: var(--spacing-lg);
}
}

Expand All @@ -25,45 +21,50 @@
}

> * + * {
margin-top: 0.5rem;
margin-top: var(--spacing-sm);
}

/* Server time row: flex layout for consistent mask width in E2E tests */
> p {
display: flex;
align-items: baseline;
gap: 0.25em;
gap: var(--spacing-xs);
}

/* Consistent font for form inputs (inherits from global.css) */
textarea,
input {
display: block;
font-family: inherit;
font-size: inherit;
}

button {
padding: 0.5rem 1rem;
padding: var(--spacing-sm) var(--spacing-md);
border: none;
border-radius: 6px;
color: white;
font-weight: bold;
background-color: var(--color-primary);
border-radius: var(--border-radius-md);
color: var(--color-text-on-accent);
font-weight: var(--font-weight-bold);
background-color: var(--color-accent);
cursor: pointer;

&:hover,
&:hover {
background-color: color-mix(in srgb, var(--color-accent) 85%, var(--color-background-inverse));
}

&:focus-visible {
background-color: var(--color-primary-hover);
outline: calc(var(--border-width-regular) * 2) solid var(--color-ring-primary);
outline-offset: var(--border-width-regular);
}
}
}

.notice {
padding: 0.5rem 0.75rem;
color: var(--color-primary);
padding: var(--spacing-sm) var(--spacing-md);
color: var(--color-text-info);
text-align: center;
font-style: italic;
background-color: var(--color-notice-bg);
background-color: var(--color-background-info);

&::before {
content: "ℹ️ ";
Expand Down
81 changes: 62 additions & 19 deletions examples/basic-server-react/src/global.css
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,49 +1,92 @@
:root {
color-scheme: light dark;

/*
* Fallbacks for host style variables used by this app.
* The host may provide these (and many more) via the host context.
*/
--color-text-primary: light-dark(#1f2937, #f3f4f6);
--color-text-inverse: light-dark(#f3f4f6, #1f2937);
--color-text-info: light-dark(#1d4ed8, #60a5fa);
--color-background-primary: light-dark(#ffffff, #1a1a1a);
--color-background-inverse: light-dark(#1a1a1a, #ffffff);
--color-background-info: light-dark(#eff6ff, #1e3a5f);
--color-ring-primary: light-dark(#3b82f6, #60a5fa);
--border-radius-md: 6px;
--border-width-regular: 1px;
--font-sans: ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;
--font-weight-normal: 400;
--font-weight-bold: 700;
--font-text-md-size: 1rem;
--font-text-md-line-height: 1.5;
--font-heading-3xl-size: 2.25rem;
--font-heading-3xl-line-height: 1.1;
--font-heading-2xl-size: 1.875rem;
--font-heading-2xl-line-height: 1.2;
--font-heading-xl-size: 1.5rem;
--font-heading-xl-line-height: 1.25;
--font-heading-lg-size: 1.25rem;
--font-heading-lg-line-height: 1.3;
--font-heading-md-size: 1rem;
--font-heading-md-line-height: 1.4;
--font-heading-sm-size: 0.875rem;
--font-heading-sm-line-height: 1.4;

/* Spacing derived from host typography */
--spacing-unit: var(--font-text-md-size);
--spacing-xs: calc(var(--spacing-unit) * 0.25);
--spacing-sm: calc(var(--spacing-unit) * 0.5);
--spacing-md: var(--spacing-unit);
--spacing-lg: calc(var(--spacing-unit) * 1.5);

/* App accent color (customize for your brand) */
--color-accent: #2563eb;
--color-text-on-accent: #ffffff;
}

* {
box-sizing: border-box;
}

html, body {
font-family: var(--font-sans, ui-sans-serif, system-ui, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji');
font-size: var(--font-text-md-size, 1rem);
font-weight: var(--font-weight-normal, 400);
line-height: var(--font-text-md-line-height, 1.5);
color: var(--color-text-primary, light-dark(#1f2937, #f3f4f6));
font-family: var(--font-sans);
font-size: var(--font-text-md-size);
font-weight: var(--font-weight-normal);
line-height: var(--font-text-md-line-height);
color: var(--color-text-primary);
}

h1 {
font-size: var(--font-heading-3xl-size, 2.25rem);
line-height: var(--font-heading-3xl-line-height, 1.1);
font-size: var(--font-heading-3xl-size);
line-height: var(--font-heading-3xl-line-height);
}
h2 {
font-size: var(--font-heading-2xl-size, 1.875rem);
line-height: var(--font-heading-2xl-line-height, 1.2);
font-size: var(--font-heading-2xl-size);
line-height: var(--font-heading-2xl-line-height);
}
h3 {
font-size: var(--font-heading-xl-size, 1.5rem);
line-height: var(--font-heading-xl-line-height, 1.25);
font-size: var(--font-heading-xl-size);
line-height: var(--font-heading-xl-line-height);
}
h4 {
font-size: var(--font-heading-lg-size, 1.25rem);
line-height: var(--font-heading-lg-line-height, 1.3);
font-size: var(--font-heading-lg-size);
line-height: var(--font-heading-lg-line-height);
}
h5 {
font-size: var(--font-heading-md-size, 1rem);
line-height: var(--font-heading-md-line-height, 1.4);
font-size: var(--font-heading-md-size);
line-height: var(--font-heading-md-line-height);
}
h6 {
font-size: var(--font-heading-sm-size, 0.875rem);
line-height: var(--font-heading-sm-line-height, 1.4);
font-size: var(--font-heading-sm-size);
line-height: var(--font-heading-sm-line-height);
}

code, pre, kbd {
font-family: var(--font-mono, ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace);
font-family: var(--font-mono);
font-size: 1em;
}

b, strong {
font-weight: var(--font-weight-bold, 700);
font-weight: var(--font-weight-bold);
}
35 changes: 18 additions & 17 deletions examples/basic-server-react/src/mcp-app.module.css
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,8 +1,4 @@
.main {
--color-primary: #2563eb;
--color-primary-hover: #1d4ed8;
--color-notice-bg: #eff6ff;

width: 100%;
max-width: 425px;
box-sizing: border-box;
Expand All @@ -13,7 +9,7 @@
}

> * + * {
margin-top: 1.5rem;
margin-top: var(--spacing-lg);
}
}

Expand All @@ -25,45 +21,50 @@
}

> * + * {
margin-top: 0.5rem;
margin-top: var(--spacing-sm);
}

/* Server time row: flex layout for consistent mask width in E2E tests */
> p {
display: flex;
align-items: baseline;
gap: 0.25em;
gap: var(--spacing-xs);
}

/* Consistent font for form inputs (inherits from global.css) */
textarea,
input {
display: block;
font-family: inherit;
font-size: inherit;
}

button {
padding: 0.5rem 1rem;
padding: var(--spacing-sm) var(--spacing-md);
border: none;
border-radius: 6px;
color: white;
font-weight: bold;
background-color: var(--color-primary);
border-radius: var(--border-radius-md);
color: var(--color-text-on-accent);
font-weight: var(--font-weight-bold);
background-color: var(--color-accent);
cursor: pointer;

&:hover,
&:hover {
background-color: color-mix(in srgb, var(--color-accent) 85%, var(--color-background-inverse));
}

&:focus-visible {
background-color: var(--color-primary-hover);
outline: calc(var(--border-width-regular) * 2) solid var(--color-ring-primary);
outline-offset: var(--border-width-regular);
}
}
}

.notice {
padding: 0.5rem 0.75rem;
color: var(--color-primary);
padding: var(--spacing-sm) var(--spacing-md);
color: var(--color-text-info);
text-align: center;
font-style: italic;
background-color: var(--color-notice-bg);
background-color: var(--color-background-info);

&::before {
content: "ℹ️ ";
Expand Down
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