/* Look and feel from Beam design tokens (static/beam/tokens.css). No raw colors: semantic tokens only, so light and dark both work.
   Surface layering: page = surface-00, cards (main) = surface-01, table headers = surface-02. */
:root {
  --sp-1: var(--bm-sem-space-25); --sp-2: var(--bm-sem-space-50); --sp-3: var(--bm-sem-space-100);
  --sp-4: var(--bm-sem-space-150); --sp-5: var(--bm-sem-space-200);
  --border: var(--bm-sem-color-border-01);
}
html { color-scheme: light; scroll-padding-top: 5rem; }
[data-bm-theme~="bm-dark"] { color-scheme: dark; }
body { font: 400 1rem/1.5 var(--bm-sem-font-family-body), system-ui, sans-serif; margin: 0;
  color: var(--bm-sem-color-text-primary); background: var(--bm-sem-color-surface-00); }
h1, h2, h3 { font-family: var(--bm-sem-font-family-heading), system-ui, sans-serif; font-weight: var(--bm-sem-font-weight-heading); line-height: 1.25; }
h1 { font-size: 1.75rem; margin: 0 0 var(--sp-3); }
h2 { font-size: 1.25rem; margin: var(--sp-5) 0 var(--sp-2); }
a { color: var(--bm-sem-color-link-primary); }
:focus-visible { outline: var(--bm-sem-border-width-focus) solid var(--bm-sem-color-border-focus); outline-offset: 2px; }
.visually-hidden, .sr { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--bm-sem-color-surface-01); color: var(--bm-sem-color-text-primary); padding: var(--sp-2); z-index: 200; }
.skip-link:focus { left: 0; }

/* Header: logo, nav, who */
.top { background: var(--bm-sem-color-surface-01); border-bottom: var(--bm-sem-border-width-md) solid var(--bm-sem-color-border-01); position: sticky; top: 0; z-index: 100; }
.top-in { display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-4); align-items: center; max-width: 68.75rem; margin: 0 auto; padding: var(--sp-2) var(--sp-3); }
.brand { display: flex; align-items: center; gap: var(--sp-2); color: var(--bm-sem-color-text-primary); text-decoration: none; font-family: var(--bm-sem-font-family-heading), system-ui, sans-serif; font-weight: var(--bm-sem-font-weight-heading); }
.logo { height: 1.5rem; width: auto; }
.logo-dark, [data-bm-theme~="bm-dark"] .logo-light { display: none; }
[data-bm-theme~="bm-dark"] .logo-dark { display: inline; }
.top nav { display: flex; flex-wrap: wrap; gap: var(--sp-1) var(--sp-3); align-items: center; }
.top nav a { color: var(--bm-sem-color-text-primary); text-decoration: none; padding: var(--sp-1) var(--sp-2); border-radius: var(--bm-sem-radius-sm); }
.top nav a:hover { background: var(--bm-sem-color-surface-highlight); }
.who { display: flex; flex-wrap: wrap; gap: var(--sp-1) var(--sp-3); align-items: center; margin-left: auto; font-size: .9375rem; color: var(--bm-sem-color-text-secondary); }
.badge { background: var(--bm-sem-color-surface-warning); color: var(--bm-sem-color-text-warning); border: var(--bm-sem-border-width-md) solid var(--bm-sem-color-border-warning-strong); border-radius: var(--bm-sem-radius-sm); padding: 0 var(--sp-2); font-size: .875rem; font-weight: 700; }
.grow { flex: 1; }

/* Page card: centered column; .wide for calendars and big tables */
main { box-sizing: border-box; width: min(100% - 2rem, 45rem); margin: var(--sp-5) auto; padding: var(--sp-4) var(--sp-5);
  background: var(--bm-sem-color-surface-01); border: var(--bm-sem-border-width-md) solid var(--bm-sem-color-border-01);
  border-radius: var(--bm-sem-radius-lg); box-shadow: var(--bm-sem-shadow-sm); }
main.wide { width: min(100% - 2rem, 68.75rem); }
main > :last-child { margin-bottom: 0; }
form.inline { display: inline; }

/* Controls */
button, .btn { font: inherit; font-weight: 600; background: var(--bm-sem-color-action-primary); color: var(--bm-sem-color-action-onPrimary);
  border: var(--bm-sem-border-width-action) solid transparent; border-radius: var(--bm-sem-radius-sm); padding: var(--sp-1) var(--sp-3); cursor: pointer; text-decoration: none; }
button:hover, .btn:hover { background: var(--bm-sem-color-action-primary-hover); }
button:active, .btn:active { background: var(--bm-sem-color-action-primary-active); }
button:disabled { background: var(--bm-sem-color-surface-highlight); color: var(--bm-sem-color-text-disabled); cursor: not-allowed; }
input, select, textarea { font: inherit; color: var(--bm-sem-color-text-primary); background: var(--bm-sem-color-surface-01);
  border: var(--bm-sem-border-width-input) solid var(--bm-sem-color-border-strong); border-radius: var(--bm-sem-radius-sm); padding: var(--sp-1) var(--sp-2); max-width: 100%; }
input[type=checkbox], input[type=radio] { accent-color: var(--bm-sem-color-action-primary); }
label { display: inline-block; margin: 0 var(--sp-3) var(--sp-2) 0; }
fieldset { border: var(--bm-sem-border-width-md) solid var(--bm-sem-color-border-01); border-radius: var(--bm-sem-radius-md); }

/* Tables */
table { border-collapse: collapse; width: 100%; margin: var(--sp-2) 0; }
caption { text-align: left; font-weight: 700; padding: var(--sp-1) 0; }
th, td { border: var(--bm-sem-border-width-md) solid var(--bm-sem-color-border-01); padding: var(--sp-1) var(--sp-2); vertical-align: top; text-align: left; }
th { background: var(--bm-sem-color-surface-02); }
.col-action { width: 1%; white-space: nowrap; text-align: right; }
td form { margin: 2px 0; }
td form input, td form select { font-size: .875rem; }

/* Messages */
.flash, #login-status:not(:empty) { background: var(--bm-sem-color-surface-info-primary); color: var(--bm-sem-color-text-primary);
  border: var(--bm-sem-border-width-md) solid var(--bm-sem-color-border-info-primary-strong); border-radius: var(--bm-sem-radius-md); padding: var(--sp-2) var(--sp-3); margin: 0 0 var(--sp-3); }
#login-status[data-kind=error] { background: var(--bm-sem-color-surface-negative); border-color: var(--bm-sem-color-border-negative-strong); }
.warn { color: var(--bm-sem-color-text-warning); font-weight: 700; }
.muted { color: var(--bm-sem-color-text-secondary); }

/* Calendar-ish cells (also used by calendar.css) */
.cal td { height: 6rem; width: 14.28%; font-size: .875rem; }
.cal .out { background: var(--bm-sem-color-surface-02); color: var(--bm-sem-color-text-secondary); }
.leave, .shift, .pending { margin: 1px 0; padding: 0 3px; }

/* Sign-in and logged-out pages: one centered card under the logo */
body.auth { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 100vh; }
.auth-logo { height: 2.25rem; margin-bottom: var(--sp-4); }
.auth main { width: min(100% - 2rem, 24rem); margin: 0; box-shadow: var(--bm-sem-shadow-md); }
.auth h1 { text-align: center; font-size: 1.5rem; }
.auth label { display: block; margin: 0 0 var(--sp-3); font-weight: 600; }
.auth input, .auth select { display: block; box-sizing: border-box; width: 100%; margin-top: var(--sp-1); font-weight: 400; padding: var(--sp-2); }
.auth button { width: 100%; padding: var(--sp-2) var(--sp-3); }
.auth p { margin: 0 0 var(--sp-3); }
.auth .hint { font-size: .875rem; color: var(--bm-sem-color-text-secondary); }
.auth .center { text-align: center; }

/* up/down reorder arrows: arrows only, a clear gap between the two buttons */
form.arrows { display: inline-flex; gap: var(--bm-sem-space-75); }
form.arrows button, button.icon { font-size: 1.1rem; line-height: 1; padding: var(--sp-1) var(--sp-2); min-width: 1.75rem; }