/* Brand tokens first (symlink to public/brand). Every color below is a role variable. No hex values. */
@import url('/brand/tokens.css');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;700&display=swap');

html { font-family: Inter, ui-sans-serif, system-ui, sans-serif; -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body { min-height: 100vh; padding-bottom: 4.5rem; background: var(--bg); color: var(--text); }
.tnum { font-variant-numeric: tabular-nums; }

/* Buttons. Primary is ink. Pink (btn-cta) is the one thing to look at: at most one per screen. */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; border-radius: .55rem; font-weight: 600; font-size: .875rem; line-height: 1.25rem; padding: .55rem 1rem; transition: background .15s, border-color .15s; cursor: pointer; border: 1px solid transparent; white-space: nowrap; }
.btn-primary { background: var(--btn-bg); color: var(--btn-text); }
.btn-primary:hover { background: var(--btn-bg-hover); }
.btn-cta { background: var(--attn-pink); color: var(--on-attn-pink); }
.btn-cta:hover { background: var(--attn-pink-text); color: var(--text-inverse); }
.btn-secondary { background: var(--btn-quiet-bg); color: var(--btn-quiet-text); border-color: var(--border); }
.btn-secondary:hover { background: var(--btn-quiet-bg-hover); }
.btn-danger { background: var(--danger-solid); color: var(--on-danger-solid); }
.btn-danger:hover { background: var(--danger-text); }
.btn-danger-outline { background: transparent; color: var(--danger-text); border-color: var(--danger-border); }
.btn-danger-outline:hover { background: var(--danger-bg); }
.btn-ghost { color: var(--text-muted); }
.btn-ghost:hover { background: var(--surface-sunken); color: var(--text); }
.btn-sm { padding: .35rem .7rem; font-size: .8125rem; }
.btn[disabled], .btn.is-disabled { opacity: .5; cursor: not-allowed; pointer-events: none; }

/* Forms */
.input { width: 100%; border: 1px solid var(--border-strong); border-radius: .55rem; padding: .6rem .8rem; font-size: .9rem; background: var(--surface-raised); color: var(--text); }
.input::placeholder { color: var(--text-muted); }
.input:focus { outline: 3px solid var(--focus-ring); outline-offset: 2px; }
.input-ok { border-color: var(--success-icon) !important; }
.input-bad { border-color: var(--danger-icon) !important; }
.label { display: block; font-size: .8125rem; font-weight: 600; color: var(--text); margin-bottom: .35rem; }
.hint { font-size: .78rem; color: var(--text-muted); margin-top: .35rem; }

/* Surfaces */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: .9rem; }
.scrim { background: color-mix(in srgb, var(--text) 55%, transparent); }
.glass { background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); }

/* Notices. Always paired with an icon or label in the markup, never color alone. */
.note { border: 1px solid; border-radius: .75rem; padding: .75rem 1rem; font-size: .875rem; }
.note-info { background: var(--info-bg); border-color: var(--info-border); color: var(--info-text); }
.note-success { background: var(--success-bg); border-color: var(--success-border); color: var(--success-text); }
.note-warning { background: var(--warning-bg); border-color: var(--warning-border); color: var(--warning-text); }
.note-danger { background: var(--danger-bg); border-color: var(--danger-border); color: var(--danger-text); }
.ico-info { color: var(--info-icon); } .ico-success { color: var(--success-icon); } .ico-warning { color: var(--warning-icon); } .ico-danger { color: var(--danger-icon); }

/* Badges. Every badge carries a text label. */
.badge { display: inline-flex; align-items: center; gap: .3rem; font-size: .7rem; font-weight: 600; padding: .15rem .55rem; border-radius: 999px; line-height: 1.1rem; white-space: nowrap; border: 1px solid transparent; }
.badge-green { background: var(--success-bg); color: var(--success-text); border-color: var(--success-border); }
.badge-amber { background: var(--warning-bg); color: var(--warning-text); border-color: var(--warning-border); }
.badge-red { background: var(--danger-bg); color: var(--danger-text); border-color: var(--danger-border); }
.badge-slate { background: var(--surface-sunken); color: var(--text); border-color: var(--border); }
.badge-blue { background: var(--info-bg); color: var(--info-text); border-color: var(--info-border); }
.badge-brand { background: var(--accent-brown-soft); color: var(--accent-brown-text); border-color: var(--border); }
.badge-violet { background: var(--btn-bg); color: var(--btn-text); }
.badge-live { background: var(--attn-cyan); color: var(--on-attn-cyan); }

/* Tables */
.tbl th { text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--text-muted); font-weight: 600; padding: .65rem 1rem; background: var(--surface-sunken); border-bottom: 1px solid var(--border); }
.tbl td { padding: .8rem 1rem; border-bottom: 1px solid var(--border); font-size: .875rem; vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tbody tr:hover td { background: var(--surface); }

/* Motion. The changed-row pulse uses the warning roles, per docs/brand.md. */
@keyframes rowflash { 0%, 100% { background-color: transparent; } 25%, 65% { background-color: var(--warning-solid); } }
.flash-row { animation: rowflash 1.1s ease-in-out 5; }
@keyframes livepulse { 0% { box-shadow: 0 0 0 0 var(--warning-solid); } 70% { box-shadow: 0 0 0 8px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.live-dot { width: .55rem; height: .55rem; border-radius: 999px; background: var(--warning-solid); animation: livepulse 1.6s infinite; display: inline-block; }
@keyframes slidein { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: none; } }
.slidein { animation: slidein .25s ease-out; }
@keyframes spin { to { transform: rotate(360deg); } }
.spinner { width: 1rem; height: 1rem; border: 2px solid currentColor; border-right-color: transparent; border-radius: 999px; animation: spin .7s linear infinite; display: inline-block; }
@media (prefers-reduced-motion: reduce) { .flash-row, .live-dot, .slidein { animation: none; } .flash-row { background-color: var(--warning-bg); } }

/* Hide scrollbars on chip rails */
.rail { overflow-x: auto; scrollbar-width: none; }
.rail::-webkit-scrollbar { display: none; }

details > summary { list-style: none; cursor: pointer; }
details > summary::-webkit-details-marker { display: none; }
details[open] .chev { transform: rotate(180deg); }

/* Simulation: dashed frame around the whole dashboard while a simulation runs */
.sim-frame { outline: 4px dashed var(--warning-solid); outline-offset: 8px; border-radius: .5rem; }

/* Touch targets (roadmap 0.8, CLAUDE.md UI rule): controls are 44px or more on phones and touch screens.
   Desktop with a mouse keeps the denser sizes. Inline links inside a sentence are exempt (WCAG 2.5.8). */
@media (max-width: 767px), (pointer: coarse) {
  .btn, .btn-sm { min-height: 44px; }
  .input, select, input:not([type=checkbox]):not([type=radio]):not([type=range]) { min-height: 44px; }
  button:not(.btn), summary, [role=tab] { min-height: 44px; min-width: 44px; }
  a:not(.btn):not(p a, label a, small a, blockquote a, dd a, figcaption a) { min-height: 44px; min-width: 44px; display: inline-flex; align-items: center; justify-content: center; }
  a:not(.btn):has(> img) { min-height: 44px; }
  label:has(> input[type=checkbox]), label:has(> input[type=radio]) { min-height: 44px; display: flex; align-items: center; gap: .5rem; }
  input[type=range] { min-height: 44px; }
}

/* Dialogs (dashboard preferences, help, upload, reset). The page behind is dimmed by a .scrim layer the
   script adds, because ::backdrop cannot read the role variables in every browser. */
dialog { color: var(--text); margin: auto; max-height: calc(100vh - 2rem); overflow: auto; }
dialog::backdrop { background: transparent; }

/* The simulation bar sits on the warning color, where the default focus ring is too faint (under 3:1).
   Ink on that color is well above it. */
#sim-bar :focus-visible { outline: 3px solid var(--text); outline-offset: 2px; }

/* A drop zone is a label around a visually hidden file input. When the input has keyboard focus, show it on the zone. */
label:has(> input[type=file]):focus-within { outline: 3px solid var(--focus-ring); outline-offset: 2px; }