/* ==========================================================================
   /sistema-de-diseno — living style guide. Namespace: .ds-
   ========================================================================== */
.ds-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: clamp(28px, 4vw, 64px); padding-block: 40px var(--section-y); align-items: start; }
.ds-nav { position: sticky; top: 80px; max-height: calc(100vh - 100px); overflow-y: auto; scrollbar-width: thin; }
.ds-nav-g { margin: 18px 0 6px; font-size: 10px; font-weight: 800; letter-spacing: var(--tracking-label); text-transform: uppercase; color: var(--fg-muted); }
.ds-nav-g:first-child { margin-top: 0; }
.ds-nav ul { list-style: none; display: grid; gap: 1px; border-left: 1px solid var(--border); }
.ds-nav a { display: block; padding: 5px 12px; margin-left: -1px; border-left: 2px solid transparent; font-size: 13px; font-weight: 600; color: var(--fg-muted); transition: color var(--dur-1), border-color var(--dur-1); }
.ds-nav a:hover { color: var(--fg); }
.ds-nav a[aria-current] { color: var(--fg); border-left-color: var(--c-coral); }
.ds-main { min-width: 0; }

.ds-sec { padding-block: 8px 72px; scroll-margin-top: 90px; }
.ds-sec + .ds-sec { border-top: 1px solid var(--border); padding-top: 48px; }
.ds-sec-h { display: grid; grid-template-columns: auto 1fr; gap: 4px 18px; align-items: baseline; margin-bottom: 28px; }
.ds-num { font-family: var(--font-serif); font-style: italic; font-size: var(--fs-lg); color: var(--c-coral-ink); }
.ds-sec-h h2 { font-size: var(--fs-2xl); letter-spacing: -.03em; }
.ds-sec-h h2:focus { outline: none; }
.ds-sec-h .lead { grid-column: 2; margin: 6px 0 0; font-size: var(--fs-base); }
.ds-sec code, .ds-sec-h code { font-size: .86em; background: var(--bg-sunken); padding: 1px 5px; border-radius: 4px; font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; }
.ds-h3 { font-family: var(--font-sans); font-size: 12px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-muted); margin: 28px 0 12px; }
.ds-h3:first-child { margin-top: 0; }

/* Specimen */
.ds-spec { margin-bottom: 28px; min-width: 0; }
.ds-spec-h h3 { font-family: var(--font-sans); font-size: 15px; font-weight: 800; letter-spacing: -.005em; }
.ds-spec-h p { margin: 4px 0 0; font-size: 13px; color: var(--fg-muted); max-width: 70ch; }
.ds-demo { margin-top: 12px; padding: clamp(18px, 2.4vw, 28px); background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--r-md) var(--r-md) 0 0; min-width: 0; }
.ds-demo:last-child { border-radius: var(--r-md); }
.ds-demo.is-dark { background: var(--c-forest-deep); border-color: var(--c-forest-deep); }
.ds-demo.is-flush { padding: 0; background: none; border: 0; }
.ds-demo.is-flush + .ds-code { border-radius: var(--r-md); margin-top: 12px; }
.ds-code { background: var(--c-ink); color: #e7ece8; border-radius: 0 0 var(--r-md) var(--r-md); overflow: hidden; }
.ds-sec > .ds-code, .ds-sec > div > .ds-code:only-child { border-radius: var(--r-md); margin-top: 18px; }
.ds-code-h { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px 8px 16px; border-bottom: 1px solid rgba(255,255,255,.08); font-size: 10px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: #8fa198; }
.ds-copy { border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.06); color: #fff; font-size: 11px; font-weight: 700; padding: 4px 10px; border-radius: var(--r-pill); letter-spacing: 0; text-transform: none; }
.ds-copy:hover { background: rgba(255,255,255,.14); }
.ds-copy:focus-visible { outline-color: #9cc7ff; }
.ds-code pre { margin: 0; padding: 14px 16px 16px; overflow-x: auto; max-height: 260px; font: 12.5px/1.6 ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; white-space: pre; }
.ds-code pre:focus-visible { outline: 2px solid #9cc7ff; outline-offset: -2px; border-radius: 0; }
.ds-code code { background: none !important; padding: 0 !important; color: inherit; font-size: inherit !important; }
.ds-out { margin: 12px 0 0; font-size: 13px; color: var(--fg-muted); }
.ds-out b { color: var(--fg); }

/* Principles */
.ds-principles { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 2px solid var(--fg); }
.ds-principles li { padding: 20px 22px 24px 0; border-bottom: 1px solid var(--border); }
.ds-principles li:not(:nth-child(3n + 1)) { padding-left: 22px; border-left: 1px solid var(--border); }
.ds-p-n { font-family: var(--font-serif); font-style: italic; color: var(--c-coral-ink); font-size: 18px; }
.ds-principles h3 { font-size: var(--fs-lg); margin: 8px 0 6px; }
.ds-principles p { margin: 0; font-size: 14px; color: var(--fg-muted); }

/* Color */
.ds-swatches { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 12px; }
.ds-sw { margin: 0; border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; background: var(--bg-raised); }
.ds-sw-c { height: 72px; border-bottom: 1px solid var(--border); }
.ds-sw figcaption { padding: 10px 12px 12px; display: grid; gap: 2px; }
.ds-sw b { font-size: 13px; }
.ds-sw code { font-size: 11px !important; justify-self: start; }
.ds-hex { font: 700 12px ui-monospace, Menlo, Consolas, monospace; letter-spacing: .02em; }
.ds-sw small { font-size: 11px; color: var(--fg-muted); }
.ds-cr { display: grid; gap: 3px; margin-top: 6px; padding-top: 8px; border-top: 1px solid var(--border); }
.ds-cr-r { display: grid; grid-template-columns: 1fr auto auto; gap: 6px; align-items: center; font-size: 11px; }
.ds-cr-r span { color: var(--fg-muted); }
.ds-cr-r b { font-variant-numeric: tabular-nums; }
.ds-g { font-style: normal; font-size: 9.5px; font-weight: 800; letter-spacing: .04em; padding: 2px 5px; border-radius: 4px; text-align: center; min-width: 30px; }
.ds-g-aaa { background: var(--c-forest); color: #fff; }
.ds-g-aa { background: var(--c-mint); color: var(--c-forest-deep); }
.ds-g-large { background: color-mix(in srgb, var(--c-mustard) 35%, var(--bg-raised)); color: #5a410a; }
.ds-g-fail { background: var(--bg-sunken); color: var(--fg-muted); }

/* Accents */
.ds-accents { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.ds-acc { position: relative; padding: 22px 20px 18px; border-radius: var(--r-md); background: var(--bg-raised); border: 1px solid var(--border); overflow: hidden; display: grid; gap: 8px; }
.ds-acc.is-dark { background: var(--c-forest-deep); border-color: var(--c-forest-deep); }
.ds-acc-bar { position: absolute; inset: 0 0 auto 0; height: 4px; background: var(--accent); }
.ds-acc .eyebrow { margin: 0; }
.ds-acc.is-dark .eyebrow { color: var(--accent); }
.ds-acc-t { font-size: 26px; line-height: 1.05; letter-spacing: -.02em; margin: 0; }
.ds-acc-t em { color: var(--accent); }
.ds-acc:not(.is-dark) .ds-acc-t em { color: color-mix(in srgb, var(--accent) 78%, var(--c-ink)); }
.ds-acc code { justify-self: start; font-size: 11px !important; }
.ds-acc.is-dark code { background: rgba(255,255,255,.1); }

/* Type */
.ds-families { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 20px; }
.ds-families > div { padding: 22px; border-radius: var(--r-md); background: var(--bg-raised); border: 1px solid var(--border); display: grid; gap: 2px; }
.ds-fam { font-size: 72px; line-height: 1; margin: 0 0 10px; letter-spacing: -.04em; }
.ds-families b { font-size: 16px; }
.ds-families span { font-size: 13px; color: var(--fg-muted); }
.ds-type { border-top: 1px solid var(--fg); }
.ds-type-row { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 24px; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--border); }
.ds-type-meta { display: grid; gap: 2px; }
.ds-type-meta code { justify-self: start; font-size: 12px !important; font-weight: 700; }
.ds-type-meta small { font-size: 11px; color: var(--fg-muted); }
.ds-px { font-size: 12px; color: var(--c-coral-ink); font-variant-numeric: tabular-nums; }
.ds-type-s { min-width: 0; overflow-wrap: anywhere; }
.ds-type-s > * { margin: 0; }

/* Spacing, radius, shadows */
.ds-space { display: grid; gap: 6px; }
.ds-space-r { display: grid; grid-template-columns: 70px 1fr 60px; gap: 14px; align-items: center; }
.ds-space-r code { font-size: 12px !important; justify-self: start; }
.ds-space-bar { display: block; height: 14px; background: var(--c-coral); border-radius: 2px; max-width: 100%; }
.ds-space-r small { font-size: 11px; color: var(--fg-muted); text-align: right; }
.ds-radii { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.ds-radii div { display: grid; gap: 4px; justify-items: start; }
.ds-radii span { width: 100%; aspect-ratio: 1.3; background: var(--c-mint); border: 1px solid var(--viz-3); }
.ds-radii small, .ds-shadows small { font-size: 11px; color: var(--fg-muted); }
.ds-shadows { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; padding: 20px; background: var(--bg-sunken); border-radius: var(--r-lg); }
.ds-shadows div { display: grid; gap: 6px; align-content: end; min-height: 130px; padding: 18px; border-radius: var(--r-md); background: var(--bg-raised); }
.ds-shadows code { justify-self: start; }

/* Grid */
.ds-cols { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--grid-gap); margin-bottom: 18px; }
.ds-cols span { height: 88px; border-radius: 6px; background: color-mix(in srgb, var(--c-coral) 16%, transparent); border: 1px dashed color-mix(in srgb, var(--c-coral) 60%, transparent); display: grid; place-items: end center; padding-bottom: 6px; font-size: 11px; font-weight: 700; color: var(--c-coral-ink); }
.ds-bps { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
.ds-bp { padding: 12px; border-radius: var(--r-sm); border: 1px solid var(--border); background: var(--bg-raised); display: grid; gap: 2px; transition: background var(--dur-2), color var(--dur-2); }
.ds-bp b { font-size: 15px; }
.ds-bp span { font-size: 12px; font-variant-numeric: tabular-nums; }
.ds-bp small { font-size: 11px; color: var(--fg-muted); }
.ds-bp.is-on { background: var(--c-ink); color: #fff; border-color: var(--c-ink); }
.ds-bp.is-on small { color: #b9c4bd; }
.ds-now { font-size: 13px; color: var(--fg-muted); margin: 10px 0 18px; }
.ds-now b { color: var(--fg); }
.ds-containers { display: grid; gap: 8px; }
.ds-containers div { display: grid; gap: 3px; }
.ds-containers span { display: block; padding: 8px 12px; border-radius: var(--r-sm); background: var(--c-forest); color: #fff; font-size: 12px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ds-containers span code { background: rgba(255,255,255,.14) !important; color: #fff; }
.ds-containers small { font-size: 11px; color: var(--fg-muted); }

/* Motion */
.ds-motion { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 28px; align-items: center; padding: 24px; background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--r-md); }
.ds-ease { width: 100%; max-width: 180px; overflow: visible; }
.ds-ease .ds-axis { stroke: var(--border); fill: none; }
.ds-ease .ds-curve { stroke: var(--c-coral); stroke-width: 3; fill: none; }
.ds-ease circle { fill: var(--c-ink); }
.ds-dur { display: grid; gap: 14px; justify-items: start; }
.ds-dur-r { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 16px; align-items: center; width: 100%; }
.ds-dur-r div { display: grid; }
.ds-dur-r code { justify-self: start; font-size: 12px !important; }
.ds-dur-r small { font-size: 11px; color: var(--fg-muted); }
.ds-track { position: relative; height: 28px; border-radius: var(--r-pill); background: var(--bg-sunken); }
.ds-track i { position: absolute; left: 3px; top: 3px; width: 22px; height: 22px; border-radius: 50%; background: var(--c-forest); transition-property: left; transition-timing-function: var(--ease); }
.ds-motion.is-on .ds-track i { left: calc(100% - 25px); }

/* Icons */
.ds-icons { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; }
.ds-icons div { display: grid; justify-items: center; gap: 8px; padding: 16px 8px 12px; border-radius: var(--r-sm); background: var(--bg-raised); border: 1px solid var(--border); }
.ds-icons span { display: grid; place-items: center; width: 36px; height: 36px; }
.ds-icons span svg { width: 22px; height: 22px; }
.ds-icons code { font-size: 10.5px !important; }

/* Cards */
.ds-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 18px; }
.ds-cards .ds-span-2 { grid-column: span 2; }
.ds-cards .ds-demo { height: calc(100% - 140px); }
.ds-cards .ds-spec { display: flex; flex-direction: column; }
.ds-cards .ds-demo { flex: 1; height: auto; }
.ds-cards .event-row { border-bottom: 0; padding: 0; }
.ds-cards .list-row:last-child { border-bottom: 0; }
.ds-cards .story-num:first-child { border-top: 0; padding-top: 0; }
.ds-cards .story-overlay { min-height: 360px; }
.ds-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* Forms */
.ds-choice { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.ds-choice fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 10px; align-content: start; }
.ds-choice legend { margin-bottom: 10px; font-size: 12px; font-weight: 700; }
.ds-choice-wide { grid-column: 1 / -1; }
.ds-form { max-width: 620px; }
.ds-tp { padding: 16px 0 0; margin: 0; color: var(--fg-muted); }
.ds-flist { list-style: none; }
.ds-flist li { display: grid; grid-template-columns: 90px 1fr auto; gap: 12px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.ds-flist b { font-size: 12px; font-variant-numeric: tabular-nums; }
.ds-demo .filterbar { border-top: 0; padding-top: 0; }
.ds-demo .pagination { margin-top: 0; justify-content: flex-start; }
.ds-demo .table th button { cursor: pointer; }

/* Charts, map, states, skeletons */
.ds-charts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 18px; }
.ds-map { max-width: 440px; }
.ds-states { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.ds-states .ds-demo { padding: 14px; }
.ds-sk { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .ds-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ds-charts, .ds-states { grid-template-columns: 1fr; }
  .ds-bps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 1023px) {
  .ds-layout { grid-template-columns: minmax(0, 1fr); padding-top: 0; gap: 20px; }
  .ds-nav { position: sticky; top: 104px; z-index: 30; max-height: none; overflow: visible; margin-inline: calc(-1 * var(--gutter)); background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--border); }
  .ds-nav-in { display: flex; gap: 6px; overflow-x: auto; padding: 10px var(--gutter); scrollbar-width: none; }
  .ds-nav-in::-webkit-scrollbar { display: none; }
  .ds-nav-g { display: none; }
  .ds-nav ul { display: contents; }
  .ds-nav a { white-space: nowrap; border: 1px solid var(--border); border-radius: var(--r-pill); padding: 6px 12px; margin: 0; background: var(--bg-raised); font-size: 12.5px; }
  .ds-nav a[aria-current] { background: var(--c-ink); color: #fff; border-color: var(--c-ink); }
  .ds-sec { scroll-margin-top: 160px; }
  .ds-principles, .ds-accents { grid-template-columns: 1fr 1fr; }
  .ds-principles li:not(:nth-child(3n + 1)) { padding-left: 0; border-left: 0; }
  .ds-principles li:nth-child(2n) { padding-left: 22px; border-left: 1px solid var(--border); }
  .ds-radii { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 719px) {
  .ds-sec-h { grid-template-columns: 1fr; }
  .ds-sec-h .lead { grid-column: 1; }
  .ds-principles, .ds-accents, .ds-families, .ds-shadows, .ds-choice, .ds-sk, .ds-metrics, .ds-cards { grid-template-columns: 1fr; }
  .ds-cards .ds-span-2 { grid-column: auto; }
  .ds-principles li:nth-child(2n) { padding-left: 0; border-left: 0; }
  .ds-type-row { grid-template-columns: 1fr; gap: 8px; }
  .ds-type-meta { grid-template-columns: auto auto; justify-content: start; gap: 2px 12px; }
  .ds-cols { gap: 4px; }
  .ds-cols span:nth-child(n + 7) { display: none; }
  .ds-cols { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .ds-bps { grid-template-columns: 1fr 1fr; }
  .ds-motion { grid-template-columns: 1fr; }
  .ds-dur-r { grid-template-columns: 1fr; gap: 6px; }
  .ds-flist li { grid-template-columns: 70px 1fr; }
  .ds-flist li .badge { grid-column: 2; justify-self: start; }
  .ds-swatches { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 719px) { .ds-demo .cluster > .dropdown:last-child .dropdown-menu { left: auto; right: 0; } .ds-demo .dropdown-menu { max-width: calc(100vw - 48px); } }
.ds-demo .pagination { flex-wrap: wrap; }