/* DS03.4 primitives — extends components.css vocabulary; tokens only, no literal hex. */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.spinner{animation:ds-spin .9s linear infinite;flex:0 0 auto}
@keyframes ds-spin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.spinner{animation-duration:2.4s}}

/* Buttons: the base .button rules live in components.css; these add the DS03.4 kinds and states. */
.button.danger{background:var(--dangerBg);border-color:var(--danger);color:var(--danger)}
.button.danger:hover{filter:brightness(.96)}
.button.link{background:transparent;border-color:transparent;box-shadow:none;color:var(--primary);text-decoration:underline;text-underline-offset:3px;padding-inline:6px;min-height:32px}
.button.small{min-height:var(--compact);padding:6px 11px;font-size:13px}
.button.small.icon-button{width:var(--compact)}
.button.busy{cursor:progress}
.button.busy .button-label{opacity:.72}
.button[aria-disabled=true]{opacity:.55;cursor:not-allowed;pointer-events:none}
.button-label{white-space:nowrap}

/* Fields */
.field{display:grid;gap:6px;font-size:14px;font-weight:500;align-content:start}
.field select,.field input,.field textarea{width:100%;min-height:var(--control);padding:10px 12px;border:1px solid var(--lineStrong);border-radius:5px;background:var(--surface);color:var(--ink);font:14px/1.6 var(--font-body)}
.field textarea{resize:vertical;min-height:96px}
.field input:focus-visible,.field select:focus-visible,.field textarea:focus-visible{outline:2px solid var(--focus);outline-offset:1px}
.field-hint{font-size:12px;font-weight:400;color:var(--muted)}
.field-error{display:inline-flex;gap:4px;align-items:center;font-size:12px;font-weight:500;color:var(--danger)}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger);background:var(--dangerBg)}
.field.is-disabled{color:var(--muted)}
.field.is-disabled input,.field.is-disabled select,.field.is-disabled textarea{background:var(--subtle);border-color:var(--line);color:var(--muted);cursor:not-allowed}
.field abbr{text-decoration:none;color:var(--danger)}

.search-field{display:flex;align-items:center;gap:8px;min-height:var(--control);padding:0 6px 0 12px;border:1px solid var(--lineStrong);border-radius:var(--radius);background:var(--surface);color:var(--muted)}
.search-field:focus-within{outline:2px solid var(--focus);outline-offset:1px}
.search-field input{flex:1;min-width:0;border:0;background:transparent;color:var(--ink);font:14px/1.5 var(--font-body);min-height:40px}
.search-field input:focus{outline:none}
.search-field.busy{color:var(--primary)}

/* Chips */
.filter-chip{display:inline-flex;align-items:stretch;border:1px solid var(--line);border-radius:var(--radius-pill);background:var(--surface);overflow:hidden;margin:0 6px 6px 0}
.filter-chip>button{border:0;background:transparent;color:var(--ink);font:500 13px/1.4 var(--font-body);padding:7px 12px;min-height:var(--compact);cursor:pointer;display:inline-flex;align-items:center;gap:5px}
.filter-chip.active{border-color:var(--primary);background:var(--selected)}
.filter-chip.active>button{color:var(--primary)}
.filter-chip>button:disabled{color:var(--muted);cursor:not-allowed}
.filter-chip.disabled{background:var(--subtle)}
.filter-chip .chip-remove{border:0;border-left:1px solid var(--line);background:transparent;color:var(--primary);padding:0 9px;cursor:pointer;display:inline-flex;align-items:center}
.filter-chip .chip-remove:hover{background:var(--surface)}
.chip-count{font:500 12px var(--font-number);color:inherit;opacity:.8}
.chip.danger{background:var(--dangerBg);color:var(--danger);border-color:var(--danger)}
.chip.info{background:var(--infoBg);color:var(--info);border-color:var(--info)}
.chip.neutral{background:var(--subtle);color:var(--muted)}
@media(max-width:899px){.filter-chip>button{min-height:var(--control)}}

/* Card — four regions */
.ds-card{position:relative;display:grid;grid-template-rows:auto 1fr auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color var(--duration)}
.ds-card:hover{border-color:var(--lineStrong)}
.ds-card.selected{border-color:var(--primary);box-shadow:0 0 0 2px var(--selected)}
.ds-card-media{position:relative;aspect-ratio:var(--aspect,1/1);background:var(--subtle);overflow:hidden}
.ds-card-media img{width:100%;height:100%;object-fit:cover;display:block}
.ds-card-media a{display:block;height:100%}
.ds-card-media .media-placeholder{height:100%;display:grid;place-items:center;color:var(--muted);aspect-ratio:auto}
.ds-card.state-failed .ds-card-media{background:var(--dangerBg)}
.ds-card.state-denied .ds-card-media{background:repeating-linear-gradient(135deg,var(--subtle),var(--subtle) 7px,var(--surface) 7px,var(--surface) 8px)}
.ds-card .card-select{position:absolute;top:10px;left:10px;z-index:2;display:grid;place-items:center;width:28px;height:28px;background:var(--surface);border-radius:4px;border:1px solid var(--line)}
.ds-card .card-kind{position:absolute;right:10px;bottom:10px;display:inline-flex;align-items:center;gap:4px;padding:3px 7px;background:var(--scrim);color:var(--onScrim);font:500 11px var(--font-body);border-radius:4px}
.ds-card-body{padding:12px 14px 10px;display:grid;gap:6px;align-content:start}
.ds-card-body .eyebrow{margin:0;font:600 11px/1.4 var(--font-number);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.ds-card-title{margin:0;font:600 14px/1.45 var(--font-body);color:var(--ink);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.ds-card-title a{color:inherit;text-decoration:none}
.ds-card-meta{margin:0;font:400 12px/1.5 var(--font-body);color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 10px}
.ds-card-evidence{display:flex;flex-wrap:wrap;gap:4px}
.ds-card-actions{display:flex;gap:6px;padding:0 10px 10px;justify-content:flex-end}
@media(max-width:899px){.ds-card .card-select{width:36px;height:36px}}

/* Dialog */
.dialog-frame{display:grid;gap:14px;min-width:min(520px,92vw)}
.dialog-frame.kind-sheet{min-width:min(720px,94vw)}
.dialog-description{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.dialog-body{display:grid;gap:12px}
.dialog-actions{display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap;padding-top:6px;border-top:1px solid var(--line)}
@media(max-width:600px){.dialog-actions .button{flex:1 1 40%}}

/* Toast */
.ds-toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:var(--z-toast);display:inline-flex;align-items:center;gap:10px;max-width:min(640px,92vw);padding:10px 14px;background:var(--ink);color:var(--canvas);border-radius:var(--radius);font:500 14px/1.5 var(--font-body)}
.ds-toast .button.link{color:var(--signal)}
.ds-toast.tone-success svg{color:var(--signal)}
.ds-toast.tone-danger{background:var(--danger);color:var(--onPrimary)}
.ds-toast.static{position:static;transform:none}

/* Banner */
.ds-banner{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;border:1px solid var(--line);border-left-width:4px;border-radius:var(--radius);background:var(--surface);color:var(--ink);font-size:14px;line-height:1.6}
.ds-banner>svg{flex:0 0 auto;margin-top:2px}
.ds-banner .banner-text{flex:1;display:grid;gap:2px;min-width:0}
.ds-banner .banner-actions{display:flex;gap:6px;flex-wrap:wrap}
.ds-banner.tone-info{border-color:var(--info);background:var(--infoBg);color:var(--info)}
.ds-banner.tone-success{border-color:var(--success);background:var(--successBg);color:var(--success)}
.ds-banner.tone-warning{border-color:var(--warning);background:var(--warningBg);color:var(--warning)}
.ds-banner.tone-danger{border-color:var(--danger);background:var(--dangerBg);color:var(--danger)}
.ds-banner.tone-offline{border-color:var(--offline);background:var(--offlineBg);color:var(--offline)}
.ds-banner .button.link{color:inherit}
@media(max-width:600px){.ds-banner{flex-wrap:wrap}.ds-banner .banner-actions{width:100%;justify-content:flex-end}}

/* Skeleton */
.skeleton-block{position:relative;overflow:hidden;background:var(--skeleton);border-radius:4px}
.skeleton-block::after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,var(--skeletonHi),transparent);animation:ds-shimmer 1.4s infinite}
@keyframes ds-shimmer{to{transform:translateX(100%)}}
@media(prefers-reduced-motion:reduce){.skeleton-block::after{animation:none}}
.skeleton-line{height:12px;margin:6px 0}
.skeleton-line.short{width:55%}
.skeleton-media{aspect-ratio:var(--aspect,1/1);width:100%;border-radius:var(--radius)}
.skeleton-circle{width:36px;height:36px;border-radius:50%}
.skeleton-circle.small{width:24px;height:24px}
.skeleton-row{display:grid;grid-template-columns:auto 1fr 30%;gap:10px;align-items:center;padding:8px 0}
.skeleton-card{display:grid;gap:4px;padding:0 0 8px}
.skeleton-grid{display:grid;grid-template-columns:repeat(var(--columns,4),minmax(0,1fr));gap:18px}
@media(max-width:899px){.skeleton-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}

/* Tabs */
.ds-tabs{display:flex;gap:2px;border-bottom:1px solid var(--line)}
.ds-tabs [role=tab]{border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);padding:10px 14px;min-height:var(--control);font:600 14px var(--font-body);cursor:pointer;margin-bottom:-1px;display:inline-flex;align-items:center;gap:6px}
.ds-tabs [role=tab][aria-selected=true]{color:var(--primary);border-bottom-color:var(--primary)}
.ds-tabs [role=tab]:disabled{color:var(--muted);opacity:.6;cursor:not-allowed}

/* Load more + progress */
.load-more{display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;padding:18px 0;color:var(--muted);font:500 13px var(--font-number)}
.load-more-end{color:var(--muted)}
.progress{height:6px;background:var(--subtle);border-radius:var(--radius-pill);overflow:hidden}
.progress i{display:block;height:100%;background:var(--primary);border-radius:inherit;transition:width var(--duration)}
.progress.indeterminate i{animation:ds-slide 1.2s ease-in-out infinite}
@keyframes ds-slide{0%{transform:translateX(-100%)}100%{transform:translateX(340%)}}

/* Table */
.ds-table-scroll{overflow:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);max-width:100%}
.ds-table{width:100%;min-width:560px;border-collapse:collapse;font-size:13px}
.ds-table caption{text-align:left;padding:10px 12px;font:600 13px var(--font-body);color:var(--muted)}
.ds-table th,.ds-table td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;white-space:nowrap}
.ds-table th{position:sticky;top:0;background:var(--subtle);color:var(--muted);font:600 12px var(--font-body);letter-spacing:.02em;z-index:1}
.ds-table .num{text-align:right;font-family:var(--font-number)}
.ds-table tbody tr:nth-child(even) td{background:var(--tableStripe)}
.ds-table.dense th,.ds-table.dense td{padding:6px 10px}
.ds-table .th-sort{border:0;background:transparent;color:inherit;font:inherit;cursor:pointer;display:inline-flex;align-items:center;gap:4px;padding:0}
.ds-table th[aria-sort] .th-sort{color:var(--primary)}
.ds-table .empty-tr td{text-align:center;color:var(--muted);padding:28px 12px;white-space:normal}
.ds-table-scroll.sticky-first th:first-child,.ds-table-scroll.sticky-first td:first-child{position:sticky;left:0;background:var(--surface);z-index:2}
.ds-table-scroll.sticky-first th:first-child{z-index:3;background:var(--subtle)}