/* packart.dev brand rule manager (BPI). Builds on site.css tokens. No inline styles (CSP). */

.br-modebar { display: flex; flex-wrap: wrap; gap: .4rem 1rem; align-items: center; justify-content: space-between;
  border: 1px dashed var(--rule); padding: .5rem .8rem; background: var(--card); }
.br-banner .demo-stamp { margin-bottom: .2rem; }

/* brand tree on the index */
.br-tree { display: grid; gap: 1.25rem; }
.br-company { border: 1px solid var(--rule); background: var(--card); display: grid; }
.br-company > .br-brandrow { border-bottom: 1px dashed var(--rule); }
.br-brandrow { display: grid; grid-template-columns: 10rem minmax(0, 1fr); gap: 1.1rem; padding: clamp(1rem, 3vw, 1.4rem); align-items: center; }
.br-brandrow h2, .br-brandrow h3 { margin: 0; font-size: 1.25rem; }
.br-brandrow p { margin: .3rem 0 0; color: var(--muted); font-size: .92rem; }
.br-brandrow .card-meta { margin-top: .6rem; }
.br-products { display: grid; gap: 0; padding-left: clamp(0rem, 3vw, 2.5rem); }
.br-products .br-brandrow { border-top: 1px solid var(--rule); }
.br-products .br-brandrow:first-child { border-top: 0; }
.br-logo-tile { display: grid; place-items: center; background: #fff; border: 1px solid var(--rule); aspect-ratio: 16 / 9; padding: .5rem; }
.br-logo-tile img { max-height: 100%; width: 100%; object-fit: contain; }
.br-kind { font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); }

/* brand head */
.br-head { display: grid; grid-template-columns: minmax(0, 1fr) 16rem; gap: 1.5rem; align-items: start; }
.br-head .br-logo-tile { aspect-ratio: 2 / 1; }
.br-crumbs { font-size: .85rem; color: var(--muted); display: flex; flex-wrap: wrap; gap: .3rem; }
.br-crumbs a { color: var(--muted); }

/* tabs (plain links) */
.br-tabs { display: flex; flex-wrap: wrap; gap: 0; border-bottom: 1px solid var(--rule); margin-top: .5rem; }
.br-tabs a { padding: .55rem .9rem; text-decoration: none; color: var(--muted); border: 1px solid transparent; border-bottom: 0; margin-bottom: -1px; font-size: .95rem; }
.br-tabs a:hover { color: var(--ink); }
.br-tabs a[aria-current="page"] { color: var(--ink); background: var(--card); border-color: var(--rule); font-weight: 500; }
.br-tabs .count { font-family: var(--mono); font-size: .72rem; color: var(--muted); margin-left: .25rem; }

.br-toolbar { display: flex; flex-wrap: wrap; gap: .6rem 1rem; align-items: end; justify-content: space-between; }
.br-filters { display: flex; flex-wrap: wrap; gap: .6rem; align-items: end; }
.br-filters .field { min-width: 9rem; }
.br-filters input[type="text"] { min-width: 12rem; }

/* assets */
.br-assets { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 17rem), 1fr)); gap: 1.1rem; }
.br-asset { border: 1px solid var(--rule); background: var(--card); display: grid; grid-template-rows: auto 1fr; min-width: 0; }
.br-asset.is-retired .br-preview img, .br-asset.is-draft .br-preview img { opacity: .55; }
.br-preview { display: grid; place-items: center; aspect-ratio: 4 / 3; padding: .6rem; border-bottom: 1px solid var(--rule);
  background-color: #fff;
  background-image: linear-gradient(45deg, #eef0f2 25%, transparent 25%), linear-gradient(-45deg, #eef0f2 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #eef0f2 75%), linear-gradient(-45deg, transparent 75%, #eef0f2 75%);
  background-size: 16px 16px; background-position: 0 0, 0 8px, 8px -8px, -8px 0; }
.br-preview img { max-width: 100%; max-height: 100%; object-fit: contain; }
.br-asset-body { padding: .8rem .9rem 1rem; display: grid; gap: .45rem; align-content: start; }
.br-asset-body h3 { margin: 0; font-size: 1rem; }
.br-asset-body p { margin: 0; font-size: .86rem; color: var(--muted); }
.br-asset-meta { display: flex; flex-wrap: wrap; gap: .35rem; align-items: center; }
.br-asset-actions { display: flex; flex-wrap: wrap; gap: .5rem .9rem; font-size: .86rem; margin-top: .2rem; }
.br-group-head { display: flex; align-items: baseline; gap: .6rem; margin: 1.6rem 0 .7rem; }
.br-group-head h3 { margin: 0; font-size: 1.05rem; }

.br-asset-large { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 1.5rem; align-items: start; }
.br-asset-large .br-preview { aspect-ratio: auto; min-height: 16rem; border: 1px solid var(--rule); }

/* colours */
.br-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 15rem), 1fr)); gap: 1rem; }
.br-swatch { border: 1px solid var(--rule); background: var(--card); display: grid; }
.br-swatch .swatch-img { width: 100%; height: 6rem; display: block; border-bottom: 1px solid var(--rule); }
.br-swatch-body { padding: .7rem .85rem .9rem; display: grid; gap: .2rem; font-size: .86rem; }
.br-swatch-body strong { font-family: var(--display); font-size: 1rem; }
.br-swatch-body dl { display: grid; grid-template-columns: auto 1fr; gap: .1rem .7rem; margin: .3rem 0 0; }
.br-swatch-body dt { font-family: var(--mono); font-size: .7rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; padding-top: .15rem; }
.br-swatch-body dd { margin: 0; font-family: var(--mono); font-size: .8rem; }
.swatch-img { vertical-align: middle; }

/* rules */
.br-rules { display: grid; gap: .9rem; }
.br-rule { border: 1px solid var(--rule); background: var(--card); padding: 1rem 1.1rem; display: grid; gap: .55rem; position: relative; }
.br-rule.is-inherited { border-style: dashed; background: transparent; }
.br-rule.is-draft { border-color: var(--y); }
.br-rule-head { display: flex; flex-wrap: wrap; gap: .4rem .7rem; align-items: center; }
.br-rule-head h3 { margin: 0; font-size: 1.05rem; flex: 1 1 18rem; }
.br-rule-code { font-family: var(--mono); font-size: .78rem; color: var(--accent); }
.br-rule p { margin: 0; }
.br-rule .statement { font-size: .98rem; }
.br-rule .rationale { font-size: .88rem; color: var(--muted); }
.br-rule-meta { display: flex; flex-wrap: wrap; gap: .35rem .5rem; align-items: center; font-size: .84rem; }
.br-dodont { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .6rem; }
.br-dodont div { border-left: 3px solid var(--ok); padding: .3rem .6rem; font-size: .86rem; background: var(--ok-soft); }
.br-dodont div.dont { border-left-color: var(--error); background: var(--error-soft); }
.br-dodont b { font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; display: block; }
.br-check { font-size: .84rem; border-top: 1px dashed var(--rule); padding-top: .45rem; color: var(--muted); }
.br-check b { font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink); margin-right: .4rem; }
.br-source { font-family: var(--mono); font-size: .66rem; letter-spacing: .06em; text-transform: uppercase; padding: .1rem .45rem; border: 1px solid var(--rule); color: var(--muted); }
.br-source.own { border-color: var(--accent); color: var(--accent); }
.br-cat-head { margin: 1.4rem 0 .2rem; display: flex; gap: .6rem; align-items: baseline; }
.br-cat-head h3 { margin: 0; font-size: 1.05rem; }

.sev { font-family: var(--mono); font-size: .68rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; padding: .12rem .5rem; border: 1px solid; }
.sev-must { color: #fff; background: var(--error); border-color: var(--error); }
.sev-should { color: var(--ink); background: var(--y); border-color: var(--y); }
:root[data-theme="dark"] .sev-should { color: #14212b; }
.sev-may { color: var(--muted); border-color: var(--rule); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .sev-must { color: #14212b; } .sev-should { color: #14212b; } }

/* effective rule set: component picker */
.br-components { display: flex; flex-wrap: wrap; gap: .4rem; }
.br-components a { font-size: .86rem; padding: .3rem .7rem; border: 1px solid var(--rule); text-decoration: none; color: var(--ink); background: var(--card); }
.br-components a[aria-current="true"] { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.br-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr)); gap: .8rem; }

/* history */
.br-history { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; border: 1px solid var(--rule); background: var(--card); }
.br-history li { display: grid; grid-template-columns: 9.5rem 6rem minmax(0, 1fr); gap: .8rem; padding: .55rem .8rem; border-bottom: 1px solid var(--rule); font-size: .9rem; }
.br-history li:last-child { border-bottom: 0; }
.br-history time, .br-history .act { font-family: var(--mono); font-size: .78rem; color: var(--muted); }

/* forms */
.br-form { display: grid; gap: 1rem; max-width: 46rem; }
.br-form textarea { width: 100%; font: inherit; font-size: 1rem; color: var(--ink); background: var(--card); border: 1px solid var(--rule); padding: .6rem .7rem; min-height: 6rem; resize: vertical; }
.br-form textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.br-checks { display: flex; flex-wrap: wrap; gap: .4rem 1rem; }
.br-danger { border-top: 1px dashed var(--rule); padding-top: 1rem; margin-top: .5rem; display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; }
.button-danger { background: var(--error); border-color: var(--error); }

.br-kv { display: grid; grid-template-columns: minmax(8rem, 12rem) minmax(0, 1fr); gap: .35rem 1rem; margin: 0; font-size: .92rem; }
.br-kv dt { color: var(--muted); }
.br-kv dd { margin: 0; }

@media (max-width: 760px) {
  .br-brandrow { grid-template-columns: 6.5rem minmax(0, 1fr); }
  .br-head, .br-asset-large { grid-template-columns: 1fr; }
  .br-head .br-logo-tile { max-width: 16rem; }
  .br-dodont { grid-template-columns: 1fr; }
  .br-history li { grid-template-columns: 1fr; gap: .1rem; }
  .br-kv { grid-template-columns: 1fr; }
  .br-kv dd { margin-bottom: .4rem; }
}