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webmail/app/boot-skeleton.css
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422 lines
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CSS

/*
* Page skeletons (components/boot-skeleton).
*
* The server draws every variant of a skeleton; these variants show the one
* that matches the attributes the boot script set on <html> before the first
* paint (lib/boot-skeleton/boot-script.ts). Part of the first stylesheet, so
* nothing here arrives late.
*/
/* Mountain View shell. Its geometry only applies on desktop, so pair it with
lg: in markup (lg:mv:hidden), except the phone bottom bar, which follows
the layout at every width. */
@custom-variant mv (&:where([data-interface-layout="mountain-view"] *));
/* Mail layout (effectiveMailLayout: Mountain View and simple mode are focus). */
@custom-variant boot-split (&:where([data-boot-mail-layout="split"] *));
@custom-variant boot-horizontal (&:where([data-boot-mail-layout="horizontal"] *));
@custom-variant boot-focus (&:where([data-boot-mail-layout="focus"] *));
/* A message, thread, contact, settings page or admin page is open. */
@custom-variant boot-open (&:where([data-boot-pane] *));
@custom-variant boot-thread (&:where([data-boot-pane="thread"] *));
/* The Pro interface takes this page over on a desktop. */
@custom-variant boot-pro (&:where([data-boot-pro="on"] *));
/* Nothing stored that checkAuth could restore: draw the login card. */
@custom-variant boot-out (&:where([data-boot-auth="out"] *));
/* Calendar view. */
@custom-variant boot-cal-month (&:where([data-boot-calendar-view="month"] *));
@custom-variant boot-cal-week (&:where([data-boot-calendar-view="week"] *));
@custom-variant boot-cal-day (&:where([data-boot-calendar-view="day"] *));
@custom-variant boot-cal-agenda (&:where([data-boot-calendar-view="agenda"] *));
@custom-variant boot-cal-tasks (&:where([data-boot-calendar-view="tasks"] *));
@custom-variant boot-cal-collapsed (&:where([data-boot-collapsed~="calendar"] *));
/* Files. */
@custom-variant boot-files-grid (&:where([data-boot-files-view="grid"] *));
@custom-variant boot-files-details (&:where([data-boot-files-details="on"] *));
/* What the rail showed last time (bulwark-boot-hints). Without hints every
app is drawn: the rail of a server with all of them. */
@custom-variant boot-no-calendar (&:where([data-boot-rail]:not([data-boot-rail~="calendar"]) *));
@custom-variant boot-no-contacts (&:where([data-boot-rail]:not([data-boot-rail~="contacts"]) *));
@custom-variant boot-no-files (&:where([data-boot-rail]:not([data-boot-rail~="files"]) *));
@custom-variant boot-rail-add-app (&:where([data-boot-rail~="add-app"] *));
@custom-variant boot-rail-admin (&:where([data-boot-rail~="admin"] *));
@custom-variant boot-rail-a11y (&:where([data-boot-rail~="a11y"] *));
@custom-variant boot-rail-quota (&:where([data-boot-rail~="quota"] *));
/* A placeholder shape. A slow opacity pulse rather than a moving shimmer:
opacity runs on the compositor, so the skeleton costs the main thread
nothing while the app's JS is still starting up. The colour is a tint of
the text colour rather than --color-muted, which equals the sidebar
colour in dark mode (and nearly so in light mode), so shapes show on every
panel and follow a theme's palette. */
.sk-shape {
background-color: color-mix(in oklab, var(--color-foreground) 9%, transparent);
animation: sk-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}
@keyframes sk-pulse {
50% {
opacity: 0.55;
}
}
/* Reduced motion: no pulse at all (the global rule only shortens it). */
@media (prefers-reduced-motion: reduce) {
:root:not([data-motion="full"]) .sk-shape {
animation: none;
}
}
:root[data-motion="reduce"] .sk-shape {
animation: none;
}
/* More contrast: shapes that stand out from the panels they sit on. */
@media (prefers-contrast: more) {
:root:not([data-contrast="normal"]) .sk-shape {
background-color: color-mix(in oklab, var(--color-foreground) 28%, transparent);
}
}
:root[data-contrast="more"] .sk-shape {
background-color: color-mix(in oklab, var(--color-foreground) 28%, transparent);
}
/* Forced colours drop backgrounds; keep the shapes as system grey. */
@media (forced-colors: active) {
.sk-shape {
forced-color-adjust: none;
background-color: GrayText;
animation: none;
}
}
/* pro */
/* The Pro shell takes a standard page over (components/boot-skeleton/shell.tsx):
on a desktop with the Pro interface on, unless the visitor is signed out,
and never again inside the Pro shell itself (an embedded page's gate). */
@custom-variant boot-pro-frame (&:where([data-boot-pro="on"]:not([data-boot-auth="out"]) *):not(:where([data-pro-shell] *)));
/* The Pro split pane, on its stored side. */
@custom-variant boot-pro-split (&:where([data-boot-pro-split] *));
@custom-variant boot-pro-split-left (&:where([data-boot-pro-split="left"] *));
/* Each pane's tab strip draws as many tabs as the store holds (up to eight),
and its body the active tab's page (lib/boot-skeleton/boot-script.ts,
data-boot-pro-<pane>-tabs / -active / -kind). One tab and mail without them. */
[data-sk-pro-tab]:nth-child(n+2),
[data-sk-pro-body] {
display: none;
}
:root[data-boot-pro-main-tabs="2"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+2),
:root[data-boot-pro-main-tabs="3"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+3),
:root[data-boot-pro-main-tabs="4"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+4),
:root[data-boot-pro-main-tabs="5"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+5),
:root[data-boot-pro-main-tabs="6"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+6),
:root[data-boot-pro-main-tabs="7"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+7),
:root[data-boot-pro-main-tabs="8"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(-n+8),
:root[data-boot-pro-split-tabs="2"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+2),
:root[data-boot-pro-split-tabs="3"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+3),
:root[data-boot-pro-split-tabs="4"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+4),
:root[data-boot-pro-split-tabs="5"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+5),
:root[data-boot-pro-split-tabs="6"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+6),
:root[data-boot-pro-split-tabs="7"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+7),
:root[data-boot-pro-split-tabs="8"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(-n+8) {
display: flex;
}
:root:not([data-boot-pro-main-active]) [data-sk-pro-pane="main"] [data-sk-pro-tab]:first-child,
:root:not([data-boot-pro-split-active]) [data-sk-pro-pane="split"] [data-sk-pro-tab]:first-child,
:root[data-boot-pro-main-active="0"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(1),
:root[data-boot-pro-main-active="1"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(2),
:root[data-boot-pro-main-active="2"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(3),
:root[data-boot-pro-main-active="3"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(4),
:root[data-boot-pro-main-active="4"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(5),
:root[data-boot-pro-main-active="5"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(6),
:root[data-boot-pro-main-active="6"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(7),
:root[data-boot-pro-main-active="7"] [data-sk-pro-pane="main"] [data-sk-pro-tab]:nth-child(8),
:root[data-boot-pro-split-active="0"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(1),
:root[data-boot-pro-split-active="1"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(2),
:root[data-boot-pro-split-active="2"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(3),
:root[data-boot-pro-split-active="3"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(4),
:root[data-boot-pro-split-active="4"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(5),
:root[data-boot-pro-split-active="5"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(6),
:root[data-boot-pro-split-active="6"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(7),
:root[data-boot-pro-split-active="7"] [data-sk-pro-pane="split"] [data-sk-pro-tab]:nth-child(8) {
/* ProTabBar's active tab; its bottom edge covers the strip's border. */
background-color: var(--color-background);
border-inline-color: rgba(128, 128, 128, 0.3);
--sk-pro-tab-accent: var(--sk-pro-pane-accent);
}
:root:not([data-boot-pro-focus="split"]) [data-sk-pro-pane="main"],
:root[data-boot-pro-focus="split"] [data-sk-pro-pane="split"] {
/* The focused pane's active tab carries the accent top edge. */
--sk-pro-pane-accent: var(--color-primary);
}
:root:not([data-boot-pro-main-kind]) [data-sk-pro-pane="main"] [data-sk-pro-body="mail"],
:root:not([data-boot-pro-split-kind]) [data-sk-pro-pane="split"] [data-sk-pro-body="mail"],
:root[data-boot-pro-main-kind="mail"] [data-sk-pro-pane="main"] [data-sk-pro-body="mail"],
:root[data-boot-pro-main-kind="calendar"] [data-sk-pro-pane="main"] [data-sk-pro-body="calendar"],
:root[data-boot-pro-main-kind="contacts"] [data-sk-pro-pane="main"] [data-sk-pro-body="contacts"],
:root[data-boot-pro-main-kind="files"] [data-sk-pro-pane="main"] [data-sk-pro-body="files"],
:root[data-boot-pro-main-kind="settings"] [data-sk-pro-pane="main"] [data-sk-pro-body="settings"],
:root[data-boot-pro-main-kind="other"] [data-sk-pro-pane="main"] [data-sk-pro-body="other"],
:root[data-boot-pro-split-kind="mail"] [data-sk-pro-pane="split"] [data-sk-pro-body="mail"],
:root[data-boot-pro-split-kind="calendar"] [data-sk-pro-pane="split"] [data-sk-pro-body="calendar"],
:root[data-boot-pro-split-kind="contacts"] [data-sk-pro-pane="split"] [data-sk-pro-body="contacts"],
:root[data-boot-pro-split-kind="files"] [data-sk-pro-pane="split"] [data-sk-pro-body="files"],
:root[data-boot-pro-split-kind="settings"] [data-sk-pro-pane="split"] [data-sk-pro-body="settings"],
:root[data-boot-pro-split-kind="other"] [data-sk-pro-pane="split"] [data-sk-pro-body="other"] {
display: block;
}
/* The rail marks the focused tab's app (pro/page.tsx, railActiveItemId). */
:root:not([data-boot-pro-kind]) [data-pro-shell] [data-sk-rail="mail"],
:root[data-boot-pro-kind="mail"] [data-pro-shell] [data-sk-rail="mail"],
:root[data-boot-pro-kind="calendar"] [data-pro-shell] [data-sk-rail="calendar"],
:root[data-boot-pro-kind="contacts"] [data-pro-shell] [data-sk-rail="contacts"],
:root[data-boot-pro-kind="files"] [data-pro-shell] [data-sk-rail="files"],
:root[data-boot-pro-kind="settings"] [data-pro-shell] [data-sk-rail="settings"] {
background-color: color-mix(in oklab, var(--color-primary) 10%, transparent);
color: var(--color-primary);
}
/* settings */
/* The open settings page in the skeleton nav: the row whose
data-sk-settings-tab matches data-boot-settings-tab. */
@custom-variant boot-settings-active (&:where(
[data-boot-settings-tab="account"] [data-sk-settings-tab="account"],
[data-boot-settings-tab="general"] [data-sk-settings-tab="general"],
[data-boot-settings-tab="notifications"] [data-sk-settings-tab="notifications"],
[data-boot-settings-tab="appearance"] [data-sk-settings-tab="appearance"],
[data-boot-settings-tab="accessibility"] [data-sk-settings-tab="accessibility"],
[data-boot-settings-tab="message_list"] [data-sk-settings-tab="message_list"],
[data-boot-settings-tab="reading"] [data-sk-settings-tab="reading"],
[data-boot-settings-tab="composing"] [data-sk-settings-tab="composing"],
[data-boot-settings-tab="vacation"] [data-sk-settings-tab="vacation"],
[data-boot-settings-tab="filters"] [data-sk-settings-tab="filters"],
[data-boot-settings-tab="organize"] [data-sk-settings-tab="organize"],
[data-boot-settings-tab="security"] [data-sk-settings-tab="security"],
[data-boot-settings-tab="sharing"] [data-sk-settings-tab="sharing"],
[data-boot-settings-tab="recovery"] [data-sk-settings-tab="recovery"],
[data-boot-settings-tab="calendar"] [data-sk-settings-tab="calendar"],
[data-boot-settings-tab="contacts"] [data-sk-settings-tab="contacts"],
[data-boot-settings-tab="files"] [data-sk-settings-tab="files"],
[data-boot-settings-tab="addons"] [data-sk-settings-tab="addons"],
[data-boot-settings-tab="backup"] [data-sk-settings-tab="backup"]
));
/* Settings pages the nav listed last time (bulwark-boot-hints). Without
hints every page is drawn except recovery (an Enterprise feature). */
@custom-variant boot-no-settings-security (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="security"]) *));
@custom-variant boot-no-settings-sharing (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="sharing"]) *));
@custom-variant boot-no-settings-filters (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="filters"]) *));
@custom-variant boot-no-settings-vacation (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="vacation"]) *));
@custom-variant boot-no-settings-calendar (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="calendar"]) *));
@custom-variant boot-no-settings-contacts (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="contacts"]) *));
@custom-variant boot-no-settings-files (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="files"]) *));
@custom-variant boot-no-settings-addons (&:where([data-boot-settings-tabs]:not([data-boot-settings-tabs~="addons"]) *));
@custom-variant boot-settings-recovery (&:where([data-boot-settings-tabs~="recovery"] *));
/* Settings pages with one section have no section jump row (SectionNav). */
@custom-variant boot-settings-one-section (&:where([data-boot-settings-tab="security"] *, [data-boot-settings-tab="filters"] *, [data-boot-settings-tab="vacation"] *, [data-boot-settings-tab="recovery"] *, [data-boot-settings-tab="addons"] *));
/* Accessibility has eleven sections: its jump row wraps to a second line. */
@custom-variant boot-settings-two-rows (&:where([data-boot-settings-tab="accessibility"] *));
/* contacts, files, apps */
/* List density (data-boot-density, the settings' density): contact rows drop
the avatar and the second line in extra compact. */
@custom-variant boot-density-xc (&:where([data-boot-density="extra-compact"] *));
/* /contacts/new: the new-contact form (data-boot-pane="create"). */
@custom-variant boot-create (&:where([data-boot-pane="create"] *));
/* calendar */
/* Week numbers beside the sidebar's mini month (showWeekNumbers). */
@custom-variant boot-cal-weeknums (&:where([data-boot-cal-weeknums="on"] *));
/* Calendar tasks are on (enableCalendarTasks): a view pill and a sidebar row. */
@custom-variant boot-cal-tasks-on (&:where([data-boot-cal-tasks="on"] *));
/* The views measure their pane to size their rows; the skeleton does the
same with the pane as a size container. --sk-head is the header's
offsetHeight (whole pixels, as the views read it). */
.sk-cal-view {
container-type: size;
}
.sk-cal-week,
.sk-cal-day {
/* pt-2 + weekday line + gap-0.5 + date circle + pb-1.5 + border */
--sk-head: round(nearest, 3.5rem + 1.03125rem + 1px, 1px);
--sk-hour-min: 60px;
/* fillHourHeight takes the fitted height from ceil(min * 0.9) up. */
--sk-hour-floor: 54px;
--sk-hour: var(--sk-hour-min);
--sk-shift: 0px;
}
.sk-cal-day {
--sk-hour-min: 64px;
--sk-hour-floor: 58px;
}
.sk-cal-month {
/* py-2 + text-xs line + border */
--sk-head: calc(2rem + 1px);
--sk-week-min: 146px;
--sk-week: var(--sk-week-min);
}
@media (width < 48rem) {
.sk-cal-week {
--sk-head: round(nearest, 3rem + 1.03125rem + 1px, 1px);
}
.sk-cal-month {
--sk-head: round(nearest, 0.75rem + 1.03125rem + 1px, 1px);
--sk-week-min: 52px;
}
}
@supports (height: round(down, 1.5px, 1px)) and (height: 1cqh) {
.sk-cal-week,
.sk-cal-day {
/* clientHeight, a whole number of pixels */
--sk-pane: round(nearest, 100cqh, 1px);
--sk-fit: round(down, (var(--sk-pane) - var(--sk-head)) / var(--boot-cal-hours, 12), 1px);
--sk-hour: max(var(--sk-fit), clamp(0px, (var(--sk-hour-floor) - var(--sk-fit)) * 1000, var(--sk-hour-min)));
/* The scroll the grid opens at: an hour before now, at most to the end. */
--sk-shift: clamp(
0px,
var(--boot-cal-scroll, -1) * var(--sk-hour-min) - 8px,
var(--boot-cal-hours, 12) * var(--sk-hour) - (var(--sk-pane) - var(--sk-head))
);
}
.sk-cal-month {
--sk-week: max(var(--sk-week-min), round(down, (round(nearest, 100cqh, 1px) - var(--sk-head)) / 6, 1px));
}
}
.sk-cal-hours {
height: calc(var(--boot-cal-hours, 12) * var(--sk-hour));
}
.sk-cal-hours > * {
top: calc(-1 * var(--sk-shift));
}
.sk-cal-hour {
height: var(--sk-hour);
}
/* The slots' border-b border-border/50, one per hour, as a background. */
.sk-cal-slots {
background-image: linear-gradient(
to bottom,
transparent calc(var(--sk-hour) - 1px),
color-mix(in oklab, var(--color-border) 50%, transparent) calc(var(--sk-hour) - 1px)
);
background-size: 100% var(--sk-hour);
}
/* A range that starts at midnight leaves its first hour unlabelled. */
.sk-cal-first-label {
opacity: min(1, var(--boot-cal-start, 8));
}
/* The all-hours toggle shows while the hours are limited. */
.sk-cal-hours-toggle {
opacity: min(1, 24 - var(--boot-cal-hours, 12));
}
.sk-cal-month-week {
height: var(--sk-week);
}
.sk-cal-mini-days {
height: calc(var(--boot-cal-mini-rows, 6) * 1.75rem);
}
@media (pointer: coarse) {
.sk-cal-mini-days {
height: calc(var(--boot-cal-mini-rows, 6) * 2.75rem);
}
}
/* Week columns: floor((pane - gutter) / columns), at least 80px; 120px on
phones (calendar-week-view.tsx, measureColWidth). Columns past the pane
are the next days of the strip, cut off. */
.sk-cal-cols {
--sk-col: calc((100cqw - 3.5rem) / var(--boot-cal-cols, 7));
grid-auto-flow: column;
grid-auto-columns: var(--sk-col);
}
@supports (width: round(down, 1.5px, 1px)) and (width: 1cqw) {
.sk-cal-cols {
--sk-col: max(80px, round(down, (100cqw - 3.5rem) / var(--boot-cal-cols, 7), 1px));
}
}
@media (width < 48rem) {
.sk-cal-cols {
--sk-col: 120px;
}
}
/* mail */
/* List density (the density setting, data-boot-density): extra-compact rows
(boot-density-xc, defined with contacts above) have no avatar, compact and
extra-compact ones no preview. */
@custom-variant boot-dense (&:where([data-boot-density="compact"] *, [data-boot-density="extra-compact"] *));
/* Message previews turned off (showPreview). */
@custom-variant boot-no-preview (&:where([data-boot-preview="off"] *));
/* The default interface layout, the opposite of mv: (both can't be told apart by order). */
@custom-variant boot-std (&:where(:root:not([data-interface-layout="mountain-view"]) *));
/* Mountain View's side panel shows only with calendar or contacts. */
@custom-variant boot-no-mv-side (&:where([data-boot-rail]:not([data-boot-rail~="calendar"]):not([data-boot-rail~="contacts"]) *));
/* Message list rows (MailListRowsSkeleton), in short classes because a
skeleton draws dozens of them. Geometry as ThreadListItem's: a 1px rule,
the cell's density padding and gap, its minimum height on stacked rows.
In the components layer, so utilities on the same element still win. */
@layer components {
.sk-mrow {
border-bottom: 1px solid var(--color-border);
background-color: var(--color-background);
}
.sk-mcell {
display: flex;
align-items: flex-start;
gap: var(--density-item-gap);
padding: var(--density-item-py) 0.75rem;
}
.sk-mcell-min {
min-height: var(--list-item-height);
}
/* The avatar's column: centred on the row. */
.sk-mav {
display: flex;
flex-shrink: 0;
align-self: stretch;
align-items: center;
}
/* A line of text as tall as the real one (font size and leading from its
classes), with its bar centred on it. */
.sk-ml {
position: relative;
display: block;
height: 1lh;
}
.sk-ml > .sk-shape {
position: absolute;
inset-block: 0;
inset-inline-start: 0;
height: 0.75rem;
margin-block: auto;
border-radius: 0.25rem;
}
}
/* Panels drawn in the shapes' own colour (the sidebar in dark themes, the
Mountain View phone header): lift the shapes off them. Below the contrast
rules' specificity, and not in forced colours. */
@media not (forced-colors: active) {
:where(.dark) .sk-lift-dark .sk-shape,
:where([data-interface-layout="mountain-view"]) .sk-lift-mv .sk-shape,
.sk-lift .sk-shape {
background-color: color-mix(in oklab, var(--color-foreground) 10%, transparent);
}
}