/* =========================================================
   Design Lab review controls
   Candidate controls are intentionally isolated from the storefront header.
   ========================================================= */
.sf-lab,
.sf-lab * {
  box-sizing: border-box;
}

.sf-visually-hidden {
  position: absolute !important;
  inline-size: 1px !important;
  block-size: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.sf-container {
  inline-size: min(
    calc(100% - var(--ds-page-gutter) - var(--ds-page-gutter)),
    var(--ds-container-max)
  );
  margin-inline: auto;
}

.sf-container-wide {
  inline-size: min(
    calc(100% - var(--ds-page-gutter) - var(--ds-page-gutter)),
    var(--ds-container-wide)
  );
  margin-inline: auto;
}

.sf-container > section {
  margin-block: clamp(3rem, 6vw, 6rem);
}

.sf-control-reveal {
  position: fixed;
  z-index: 100;
  inset-block-end: 1rem;
  inset-inline-start: 1rem;
  min-block-size: var(--ds-touch-target);
  padding-inline: .9rem;
  border: 1px solid var(--ds-color-border);
  border-radius: 999px;
  background: var(--ds-color-surface-overlay);
  color: var(--ds-color-text-muted);
  box-shadow: var(--ds-shadow-resting);
  backdrop-filter: blur(12px);
  font-size: var(--ds-text-xs);
  font-weight: 800;
}

.sf-lab-controls {
  box-sizing: border-box;
  position: fixed;
  z-index: 100;
  inset-block-end: 4.3rem;
  inset-inline-start: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  align-items: center;
  inline-size: min(42rem, calc(100% - 2rem));
  padding: .75rem;
  border: 1px solid var(--ds-color-border);
  border-radius: var(--ds-radius-overlay);
  background: var(--ds-color-surface-overlay);
  box-shadow: var(--ds-shadow-elevated);
  backdrop-filter: blur(16px);
}

.sf-lab-controls > span {
  margin-inline-end: auto;
  color: var(--ds-color-text-muted);
  font: 800 var(--ds-text-2xs) var(--ds-font-technical);
}

.sf-lab-controls > div {
  display: flex;
  gap: .25rem;
}

.sf-lab-controls button {
  min-block-size: var(--ds-touch-target);
  padding-inline: .75rem;
  border: 0;
  border-radius: var(--ds-radius-control);
  background: transparent;
  color: var(--ds-color-text);
  font-size: var(--ds-text-xs);
}

.sf-lab-controls .is-selected,
.sf-lab-controls button[aria-pressed="true"] {
  background: var(--ds-color-primary);
  color: var(--ds-color-on-primary);
}

/* =========================================================
   Golden Slice spacing and anchor behavior
   ========================================================= */
.sf-section-anchor,
.sf-spotlight,
.sf-assist-band {
  margin-block: clamp(4rem, 7vw, 6.5rem);
  scroll-margin-block-start: 10rem;
}

.sf-page-notice {
  margin: 0 0 1rem;
  padding: .75rem 1rem;
  border-inline-start: 3px solid var(--ds-color-secondary);
  background: var(--ds-color-surface-subtle);
  color: var(--ds-color-text-muted);
  font-size: var(--ds-text-xs);
}

/* =========================================================
   DigiMSP Homepage Hero v1 — three-slide, full-image carousel.
   Visual color decisions are derived exclusively from DesignSystem tokens.
   ========================================================= */
.sf-hero {
  --sf-hero-bleed: clamp(0rem, 2vw, 2.5rem);
  --sf-hero-duration: 650ms;
  --sf-hero-scrim: linear-gradient(
    to left,
    color-mix(in srgb, var(--ds-color-primary) 94%, transparent) 0%,
    color-mix(in srgb, var(--ds-color-primary) 76%, transparent) 38%,
    color-mix(in srgb, var(--ds-color-primary) 34%, transparent) 62%,
    transparent 82%
  );
  position: relative;
  inline-size: min(110rem, calc(100% + var(--sf-hero-bleed) + var(--sf-hero-bleed)));
  block-size: clamp(35rem, 42vw, 41.25rem);
  margin-inline: calc(0px - var(--sf-hero-bleed));
  margin-block: 1rem 0;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--ds-color-primary) 12%, transparent);
  border-radius: clamp(1.15rem, 1.7vw, 2rem);
  background: var(--ds-color-primary);
  color: var(--ds-color-ink-inverse);
  box-shadow: 0 30px 80px color-mix(in srgb, var(--ds-color-primary) 22%, transparent);
  isolation: isolate;
  touch-action: pan-y;
}

.sf-lab[dir="ltr"] .sf-hero {
  --sf-hero-scrim: linear-gradient(
    to right,
    color-mix(in srgb, var(--ds-color-primary) 94%, transparent) 0%,
    color-mix(in srgb, var(--ds-color-primary) 76%, transparent) 38%,
    color-mix(in srgb, var(--ds-color-primary) 34%, transparent) 62%,
    transparent 82%
  );
}

.sf-hero__slides,
.sf-hero__slide {
  position: absolute;
  inset: 0;
}

.sf-hero__slide {
  display: grid;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--sf-hero-duration) var(--ds-ease-standard), visibility 0s var(--sf-hero-duration);
}

.sf-hero__slide.is-active {
  z-index: 1;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}

.sf-hero__slide::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    var(--sf-hero-scrim),
    linear-gradient(to top, color-mix(in srgb, var(--ds-color-primary) 66%, transparent), transparent 48%);
  content: "";
  pointer-events: none;
}

.sf-hero__visual {
  position: absolute;
  inset: 0;
  margin: 0;
  overflow: hidden;
}

.sf-hero__visual img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  object-position: 44% 54%;
  filter: saturate(.9) contrast(1.025);
  transform: scale(1.035);
  transition: transform var(--sf-hero-duration) var(--ds-ease-enter), filter var(--ds-duration-normal) var(--ds-ease-standard);
}

.sf-hero__slide--2 .sf-hero__visual img { object-position: 38% 52%; }
.sf-hero__slide--3 .sf-hero__visual img { object-position: 34% 78%; }
.sf-hero__slide.is-active .sf-hero__visual img { transform: scale(1); }

.sf-hero__copy {
  position: relative;
  z-index: 2;
  align-self: center;
  justify-self: start;
  display: flex;
  flex-direction: column;
  inline-size: min(38.75rem, 54%);
  min-inline-size: 0;
  padding: clamp(2.5rem, 4.5vw, 4.75rem);
  text-align: start;
}

.sf-hero__slide.is-active .sf-hero__copy {
  animation: sf-hero-copy-in var(--sf-hero-duration) var(--ds-ease-enter) both;
}

.sf-kicker {
  inline-size: fit-content;
  margin: 0;
  padding-block: .35rem;
  border-block-end: 2px solid var(--ds-color-accent);
  color: color-mix(in srgb, var(--ds-color-accent) 82%, var(--ds-color-ink-inverse));
  font: 850 clamp(.875rem, .9vw, .9375rem)/1.4 var(--ds-font-technical);
  letter-spacing: .075em;
}

.sf-hero h1,
.sf-hero h2 {
  display: -webkit-box;
  max-inline-size: 38.75rem;
  max-block-size: 2.3em;
  margin: .8rem 0 .75rem;
  overflow: hidden;
  color: var(--ds-color-ink-inverse);
  font-family: var(--ds-font-display);
  font-size: clamp(3rem, 3.4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -.04em;
  text-wrap: balance;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.sf-hero h1 em,
.sf-hero h2 em {
  display: block;
  color: color-mix(in srgb, var(--ds-color-accent) 86%, var(--ds-color-ink-inverse));
  font-style: normal;
}

.sf-hero__description {
  display: -webkit-box;
  max-inline-size: 38.75rem;
  max-block-size: 4em;
  margin: 0;
  overflow: hidden;
  color: color-mix(in srgb, var(--ds-color-ink-inverse) 78%, transparent);
  font-size: clamp(1.0625rem, 1.12vw, 1.1875rem);
  line-height: 1.8;
  text-wrap: pretty;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.sf-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .7rem;
  align-items: center;
  margin-block-start: 1.25rem;
}

.sf-primary-action,
.sf-secondary-action {
  display: inline-flex;
  gap: .5rem;
  align-items: center;
  justify-content: center;
  min-block-size: 50px;
  padding-inline: 1.2rem;
  border-radius: var(--ds-radius-control);
  font-size: .875rem;
  font-weight: 900;
  text-decoration: none;
  transition: transform var(--ds-duration-fast) var(--ds-ease-standard), border-color var(--ds-duration-fast), background var(--ds-duration-fast);
}

.sf-primary-action {
  border: 1px solid var(--ds-color-accent);
  background: var(--ds-color-accent);
  color: var(--ds-color-on-accent) !important;
  box-shadow: 0 12px 28px color-mix(in srgb, var(--ds-color-accent) 20%, transparent);
}

.sf-secondary-action {
  border: 1px solid color-mix(in srgb, var(--ds-color-ink-inverse) 28%, transparent);
  background: color-mix(in srgb, var(--ds-color-primary) 52%, transparent);
  color: var(--ds-color-ink-inverse) !important;
}

.sf-primary-action:hover,
.sf-secondary-action:hover { transform: translateY(-2px); }
.sf-primary-action:hover { background: color-mix(in srgb, var(--ds-color-accent) 88%, var(--ds-color-surface)); }
.sf-secondary-action:hover {
  border-color: color-mix(in srgb, var(--ds-color-accent) 60%, transparent);
  background: color-mix(in srgb, var(--ds-color-primary) 72%, transparent);
}

.sf-hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .55rem;
  max-inline-size: 38.75rem;
  margin: 1.2rem 0 0;
}

.sf-hero__metrics div {
  min-inline-size: 0;
  padding-block: .65rem;
  border-block-start: 1px solid color-mix(in srgb, var(--ds-color-ink-inverse) 20%, transparent);
}

.sf-hero__metrics dt {
  color: var(--ds-color-ink-inverse);
  font-size: .72rem;
  font-weight: 900;
}

.sf-hero__metrics dd {
  margin: .15rem 0 0;
  color: color-mix(in srgb, var(--ds-color-ink-inverse) 66%, transparent);
  font-size: .65rem;
  line-height: 1.5;
}

.sf-hero__controls {
  position: absolute;
  z-index: 4;
  inset-block-end: 1rem;
  inset-inline-end: 1rem;
  display: flex;
  gap: .35rem;
  align-items: center;
  padding: .3rem;
  border: 1px solid color-mix(in srgb, var(--ds-color-ink-inverse) 18%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--ds-color-primary) 72%, transparent);
}

.sf-hero__controls > button,
.sf-hero__progress button {
  min-inline-size: 48px;
  min-block-size: 48px;
  border: 0;
  color: var(--ds-color-ink-inverse);
  cursor: pointer;
}

.sf-hero__controls > button {
  display: grid;
  place-items: center;
  padding: 0;
  border-radius: 50%;
  background: transparent;
  font-size: .9rem;
  transition: background var(--ds-duration-fast), transform var(--ds-duration-fast) var(--ds-ease-standard);
}

.sf-hero__controls > button:hover {
  background: color-mix(in srgb, var(--ds-color-ink-inverse) 10%, transparent);
  transform: translateY(-1px);
}

.sf-hero__progress {
  display: flex;
  gap: .2rem;
  align-items: center;
}

.sf-hero__progress button {
  position: relative;
  inline-size: clamp(2.5rem, 3.4vw, 3.5rem);
  padding: 0 .35rem;
  background: transparent;
}

.sf-hero__progress button::before,
.sf-hero__progress-fill,
.sf-hero__progress-fill::after {
  position: absolute;
  inset-inline: .35rem;
  inset-block-start: 50%;
  block-size: 3px;
  border-radius: 999px;
}

.sf-hero__progress button::before {
  background: color-mix(in srgb, var(--ds-color-ink-inverse) 30%, transparent);
  content: "";
  transform: translateY(-50%);
}

.sf-hero__progress-fill {
  overflow: hidden;
  transform: translateY(-50%);
}

.sf-hero__progress-fill::after {
  inset: 0;
  background: var(--ds-color-accent);
  content: "";
  opacity: 0;
  transform: scaleX(0);
  transform-origin: right;
}

.sf-lab[dir="ltr"] .sf-hero__progress-fill::after { transform-origin: left; }

.sf-hero__progress button.is-active .sf-hero__progress-fill::after {
  opacity: 1;
  animation: sf-hero-progress 8s linear both;
}

.sf-hero.is-paused .sf-hero__progress button.is-active .sf-hero__progress-fill::after {
  animation-play-state: paused;
}

.sf-hero.is-user-paused .sf-hero__progress button.is-active .sf-hero__progress-fill::after {
  animation: none;
  transform: scaleX(1);
}

.sf-hero__play-icon { display: none; }
.sf-hero.is-user-paused .sf-hero__pause-icon { display: none; }
.sf-hero.is-user-paused .sf-hero__play-icon { display: inline; }

.sf-hero [hidden] { display: none !important; }

@keyframes sf-hero-copy-in {
  from { opacity: 0; transform: translateY(.75rem); }
  to { opacity: 1; transform: none; }
}

@keyframes sf-hero-progress {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@media (max-width: 72rem) {
  .sf-hero__copy {
    inline-size: min(38.75rem, 60%);
    padding: clamp(2rem, 3.5vw, 3rem);
  }
}

@media (max-width: 48rem) {
  .sf-hero {
    --sf-hero-bleed: 0rem;
    --sf-hero-scrim: linear-gradient(
      to top,
      color-mix(in srgb, var(--ds-color-primary) 98%, transparent) 0%,
      color-mix(in srgb, var(--ds-color-primary) 86%, transparent) 55%,
      color-mix(in srgb, var(--ds-color-primary) 24%, transparent) 88%,
      transparent 100%
    );
    block-size: clamp(31.25rem, 138vw, 35rem);
    border-radius: 1.25rem;
  }

  .sf-lab[dir="ltr"] .sf-hero { --sf-hero-scrim: linear-gradient(
    to top,
    color-mix(in srgb, var(--ds-color-primary) 98%, transparent) 0%,
    color-mix(in srgb, var(--ds-color-primary) 86%, transparent) 55%,
    color-mix(in srgb, var(--ds-color-primary) 24%, transparent) 88%,
    transparent 100%
  ); }

  .sf-hero__slide::after { background: var(--sf-hero-scrim); }
  .sf-hero__visual img { object-position: 52% center; }
  .sf-hero__slide--2 .sf-hero__visual img { object-position: 43% center; }
  .sf-hero__slide--3 .sf-hero__visual img { object-position: 38% 72%; }

  .sf-hero__copy {
    align-self: end;
    inline-size: 100%;
    padding: 1rem 1.1rem 5.25rem;
  }

  .sf-kicker { font-size: .875rem; }
  .sf-hero h1,
  .sf-hero h2 {
    max-inline-size: 100%;
    margin-block: .6rem .55rem;
    font-size: clamp(1.875rem, 8.6vw, 2.25rem);
    line-height: 1.13;
  }

  .sf-hero__description {
    max-inline-size: 100%;
    font-size: clamp(.9375rem, 4vw, 1rem);
    line-height: 1.7;
  }

  .sf-hero__actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .5rem;
    margin-block-start: .85rem;
  }

  .sf-primary-action,
  .sf-secondary-action {
    min-inline-size: 0;
    min-block-size: 48px;
    padding-inline: .6rem;
    font-size: .76rem;
    text-align: center;
  }

  .sf-hero__metrics {
    gap: .4rem;
    margin-block-start: .7rem;
  }

  .sf-hero__metrics div { padding-block: .45rem; }
  .sf-hero__metrics dt { font-size: .66rem; }
  .sf-hero__metrics dd { font-size: .58rem; }

  .sf-hero__controls {
    inset-inline: .75rem;
    inset-block-end: .65rem;
    justify-content: center;
    border-color: transparent;
    background: transparent;
  }

  .sf-hero__progress button { inline-size: 2.25rem; min-inline-size: 2.25rem; }
  .sf-hero__progress button.is-active .sf-hero__progress-fill::after {
    animation: none;
    transform: scaleX(1);
  }
  .sf-hero__playback { display: none !important; }
}

@media (max-width: 28rem) {
  .sf-hero__copy { padding-inline: .9rem; }
  .sf-hero__metrics dd { display: none; }
  .sf-hero__metrics div { text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .sf-hero__slide,
  .sf-hero__visual img,
  .sf-hero__slide.is-active .sf-hero__copy,
  .sf-primary-action,
  .sf-secondary-action,
  .sf-hero__controls > button {
    animation: none;
    transition: none;
  }

  .sf-hero__playback { display: none !important; }
  .sf-hero__progress button.is-active .sf-hero__progress-fill::after {
    animation: none;
    transform: scaleX(1);
  }
}

.sf-promotion-section {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1rem;
  margin-block-end: clamp(4rem, 7vw, 6.5rem);
}

/* =========================================================
   Category discovery and product rail
   ========================================================= */
.sf-category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(1rem, 1.4vw, 1.5rem);
}

.sf-category-grid > article:first-child,
.sf-category-grid > article:last-child {
  grid-column: span 2;
}

.sf-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18.75rem), 1fr));
  gap: clamp(1rem, 1.35vw, 1.4rem);
}

/* =========================================================
   Product-detail editorial spotlight
   ========================================================= */
.sf-spotlight {
  display: grid;
  grid-template-columns: 1.05fr .95fr .68fr;
  gap: 1.25rem;
  align-items: stretch;
  padding: 1.25rem;
  border: 1px solid var(--ds-color-border);
  border-radius: var(--ds-radius-overlay);
  background: var(--ds-color-surface);
  box-shadow: var(--ds-shadow-resting);
}

.sf-spotlight__gallery {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: .75rem;
  min-inline-size: 0;
}

.sf-spotlight__thumbs {
  display: grid;
  align-content: start;
  gap: .6rem;
}

.sf-spotlight__thumbs button {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--ds-color-border);
  border-radius: var(--ds-radius-control);
  background: var(--ds-color-surface-subtle);
}

.sf-spotlight__thumbs button[aria-pressed="true"] {
  border-color: var(--ds-color-primary);
}

.sf-spotlight__thumbs img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: contain;
}

.sf-spotlight__image {
  position: relative;
  display: grid;
  place-items: center;
  min-block-size: 31rem;
  overflow: hidden;
  border-radius: var(--ds-radius-media);
  background:
    linear-gradient(145deg, var(--ds-color-surface-subtle), var(--ds-color-surface-strong));
}

.sf-spotlight__image > span {
  position: absolute;
  inset-block-start: 1rem;
  inset-inline-start: 1rem;
  color: var(--ds-color-text-muted);
  font: 800 var(--ds-text-2xs) var(--ds-font-technical);
  letter-spacing: .08em;
}

.sf-spotlight__image img {
  inline-size: 85%;
  block-size: 85%;
  object-fit: contain;
}

.sf-spotlight__copy {
  display: flex;
  flex-direction: column;
  padding: .75rem .35rem;
}

.sf-spotlight__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .75rem;
}

.sf-code {
  color: var(--ds-color-text-muted);
  font: 800 var(--ds-text-xs) var(--ds-font-technical);
}

.sf-product-brand {
  margin: 1.2rem 0 .35rem;
  color: var(--ds-color-secondary);
  font-size: var(--ds-text-xs);
  font-weight: 900;
}

.sf-spotlight__copy h2 {
  margin: 0 0 .7rem;
  font-family: var(--ds-font-display);
  font-size: clamp(1.65rem, 2.4vw, 2.35rem);
  line-height: 1.45;
}

.sf-spotlight__copy > p:not(.sf-product-brand) {
  margin: 0;
  color: var(--ds-color-text-muted);
  font-size: var(--ds-text-sm);
  line-height: 1.9;
}

.sf-spotlight__facts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-block: 1.25rem;
  border-block: 1px solid var(--ds-color-border);
}

.sf-spotlight__facts div {
  padding-block: .8rem;
}

.sf-spotlight__facts div + div {
  padding-inline-start: .8rem;
  border-inline-start: 1px solid var(--ds-color-border);
}

.sf-spotlight__facts dt {
  color: var(--ds-color-text-muted);
  font-size: var(--ds-text-2xs);
}

.sf-spotlight__facts dd {
  margin: .25rem 0 0;
  font-size: var(--ds-text-xs);
  font-weight: 800;
}

.sf-spotlight__purchase {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .75rem;
  align-items: center;
  margin-block-start: auto;
}

.sf-spotlight__purchase > :last-child {
  grid-column: 1 / -1;
}

.sf-spotlight__delivery {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1rem;
  margin-block-start: 1rem;
  color: var(--ds-color-text-muted);
  font-size: var(--ds-text-2xs);
}

.sf-spotlight__delivery span::before {
  margin-inline-end: .35rem;
  color: var(--ds-color-success-semantic);
  content: "✓";
}

.sf-spotlight__assist {
  display: flex;
  flex-direction: column;
  align-items: start;
  padding: 1.15rem;
  border: 1px solid color-mix(in srgb, var(--ds-color-accent) 38%, var(--ds-color-border));
  border-radius: var(--ds-radius-card);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--ds-color-accent) 10%, var(--ds-color-surface)), var(--ds-color-surface));
}

.sf-spotlight__assist img {
  align-self: center;
  inline-size: 7.5rem;
  block-size: 6.6rem;
  object-fit: contain;
}

.sf-spotlight__assist-label {
  margin: .8rem 0 .4rem;
  color: var(--ds-color-secondary);
  font-size: var(--ds-text-2xs);
  font-weight: 900;
}

.sf-spotlight__assist h3 {
  margin: 0;
  font-size: var(--ds-text-lg);
  line-height: 1.55;
}

.sf-spotlight__assist > p:not(.sf-spotlight__assist-label) {
  color: var(--ds-color-text-muted);
  font-size: var(--ds-text-xs);
  line-height: 1.8;
}

.sf-spotlight__assist button {
  inline-size: 100%;
  min-block-size: var(--ds-touch-target);
  margin-block-start: auto;
  border: 0;
  border-radius: var(--ds-radius-control);
  background: var(--ds-color-slate-950);
  color: var(--ds-color-neutral-50);
  font-size: var(--ds-text-xs);
  font-weight: 900;
}

.sf-spotlight__assist small {
  align-self: center;
  margin-block-start: .65rem;
  color: var(--ds-color-text-muted);
  font-size: .6rem;
}

/* =========================================================
   Integrated MSPYar decision area
   ========================================================= */
.sf-assist-band {
  display: grid;
  grid-template-columns: 1.1fr 1fr .48fr;
  gap: 1.5rem;
  align-items: center;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 3.25rem);
  border-radius: var(--ds-radius-overlay);
  background:
    radial-gradient(circle at 90% 0%, rgb(54 112 130 / .42), transparent 36%),
    var(--ds-color-slate-950);
  color: var(--ds-color-neutral-50);
}

.sf-assist-band__identity {
  position: relative;
}

.sf-assist-band__signal {
  display: block;
  inline-size: 3rem;
  block-size: 3px;
  margin-block-end: 1rem;
  background: var(--ds-color-accent);
}

.sf-assist-band__identity p {
  margin: 0;
  color: #8fc8ef;
  font-size: var(--ds-text-xs);
  font-weight: 900;
}

.sf-assist-band__identity h2 {
  margin: .6rem 0 0;
  font-family: var(--ds-font-display);
  font-size: clamp(1.7rem, 3vw, 2.55rem);
  line-height: 1.45;
}

.sf-assist-band__conversation {
  padding: 1.1rem;
  border: 1px solid rgb(255 255 255 / .14);
  border-radius: var(--ds-radius-card);
  background: rgb(255 255 255 / .06);
}

.sf-assist-band__conversation > p {
  margin: 0;
  color: #d5dee5;
  font-size: var(--ds-text-sm);
  line-height: 1.9;
}

.sf-assist-band__conversation > div {
  display: flex;
  flex-wrap: wrap;
  gap: .45rem;
  margin-block-start: 1rem;
}

.sf-assist-band__conversation button {
  min-block-size: var(--ds-touch-target);
  padding-inline: .7rem;
  border: 1px solid rgb(255 255 255 / .18);
  border-radius: 999px;
  background: transparent;
  color: #c5d3dd;
  font-size: var(--ds-text-2xs);
}

.sf-assist-band__portrait {
  display: grid;
  justify-items: center;
}

.sf-assist-band__portrait img {
  inline-size: min(11rem, 100%);
  block-size: 9.5rem;
  object-fit: contain;
}

.sf-assist-band__portrait button {
  min-block-size: var(--ds-touch-target);
  padding-inline: .85rem;
  border: 0;
  border-radius: var(--ds-radius-control);
  background: var(--ds-color-accent);
  color: var(--ds-color-on-accent);
  font-size: var(--ds-text-xs);
  font-weight: 900;
}

/* =========================================================
   Responsive Golden Slice adaptation
   ========================================================= */
@media (max-width: 72rem) {
  .sf-hero__copy {
    inline-size: min(44rem, 78%);
    padding: 2.5rem;
  }

  .sf-promotion-section {
    grid-template-columns: 1fr 1fr;
  }

  .sf-promotion-section > :first-child {
    grid-column: span 2;
  }

  .sf-product-grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 17.5rem), 1fr));
  }

  .sf-spotlight {
    grid-template-columns: 1fr 1fr;
  }

  .sf-spotlight__assist {
    grid-column: span 2;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: .8rem 1.25rem;
    align-items: center;
  }

  .sf-spotlight__assist img {
    grid-row: span 3;
  }

  .sf-spotlight__assist-label,
  .sf-spotlight__assist h3,
  .sf-spotlight__assist > p:not(.sf-spotlight__assist-label) {
    margin: 0;
  }

  .sf-spotlight__assist button {
    grid-column: 3;
    grid-row: 1 / span 2;
    inline-size: auto;
    padding-inline: 1rem;
  }

  .sf-spotlight__assist small {
    grid-column: 2;
  }

  .sf-assist-band {
    grid-template-columns: 1fr 1fr;
  }

  .sf-assist-band__portrait {
    grid-column: span 2;
    grid-template-columns: auto auto;
    justify-content: center;
    align-items: center;
  }

  .sf-assist-band__portrait img {
    block-size: 6rem;
  }
}

@media (max-width: 58rem) {
  .sf-hero__copy {
    inline-size: 88%;
  }

  .sf-hero__visual {
    min-block-size: 100%;
  }

  .sf-category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sf-category-grid > article:first-child,
  .sf-category-grid > article:last-child {
    grid-column: span 2;
  }
}

@media (max-width: 44rem) {
  .sf-section-anchor,
  .sf-spotlight,
  .sf-assist-band {
    margin-block: 3.75rem;
    scroll-margin-block-start: 1rem;
  }

  .sf-control-reveal {
    inset-block-end: calc(5.6rem + env(safe-area-inset-bottom));
  }

  .sf-lab-controls {
    inset-block-end: calc(9rem + env(safe-area-inset-bottom));
    display: grid;
    inline-size: min(25rem, calc(100% - 2rem));
  }

  .sf-lab-controls > span {
    margin: 0;
  }

  .sf-hero {
    margin-block-start: .75rem;
    border-radius: var(--ds-radius-card);
  }

  .sf-hero__copy {
    inline-size: 100%;
    justify-content: flex-end;
    padding: 1.5rem 1.5rem 8.5rem;
  }

  .sf-hero h1 {
    font-size: clamp(2.35rem, 10vw, 3.25rem);
  }

  .sf-hero__description {
    font-size: var(--ds-text-sm);
  }

  .sf-hero__metrics {
    gap: .5rem;
  }

  .sf-hero__metrics div {
    padding-inline-start: .55rem;
  }

  .sf-hero__visual {
    min-block-size: 100%;
  }

  .sf-hero__datum {
    inset-block-start: .75rem;
    inset-inline-end: .75rem;
  }

  .sf-hero__specimen {
    inset-block-end: 4.4rem;
    inset-inline: .75rem;
    max-inline-size: none;
    padding: .65rem;
  }

  .sf-hero__specimen small {
    display: none;
  }

  .sf-hero__controls {
    inset-block-end: .75rem;
    inset-inline-start: .75rem;
  }

  .sf-promotion-section {
    grid-template-columns: 1fr;
    margin-block-end: 3.75rem;
  }

  .sf-promotion-section > :first-child {
    grid-column: auto;
  }

  .sf-category-grid,
  .sf-category-grid > article:first-child,
  .sf-category-grid > article:last-child {
    grid-template-columns: 1fr;
    grid-column: auto;
  }

  .sf-product-grid {
    display: flex;
    gap: .85rem;
    margin-inline: -1rem;
    padding-inline: 1rem;
    overflow-x: auto;
    scroll-padding-inline: 1rem;
    scroll-snap-type: inline mandatory;
    scrollbar-width: none;
  }

  .sf-product-grid > article {
    flex: 0 0 min(35rem, 88vw);
    scroll-snap-align: start;
  }

  .sf-spotlight {
    grid-template-columns: 1fr;
    padding: .85rem;
  }

  .sf-spotlight__image {
    min-block-size: 22rem;
  }

  .sf-spotlight__copy {
    padding: .75rem;
  }

  .sf-spotlight__assist {
    grid-column: auto;
    display: grid;
    grid-template-columns: auto 1fr;
  }

  .sf-spotlight__assist img {
    grid-row: span 2;
    inline-size: 5.5rem;
    block-size: 5rem;
  }

  .sf-spotlight__assist > p:not(.sf-spotlight__assist-label),
  .sf-spotlight__assist small {
    grid-column: 1 / -1;
  }

  .sf-spotlight__assist button {
    grid-column: 1 / -1;
    grid-row: auto;
    inline-size: 100%;
  }

  .sf-assist-band {
    grid-template-columns: 1fr;
    padding: 1.35rem;
  }

  .sf-assist-band__portrait {
    grid-column: auto;
  }
}

@media (max-width: 28rem) {
  .sf-hero__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .sf-hero__metrics {
    grid-template-columns: 1fr;
  }

  .sf-hero__metrics div {
    padding-block: .4rem;
    padding-inline-start: .75rem;
  }

  .sf-spotlight__gallery {
    grid-template-columns: 1fr;
  }

  .sf-spotlight__thumbs {
    grid-template-columns: repeat(2, 3.4rem);
  }

  .sf-assist-band__portrait {
    grid-template-columns: 1fr;
  }
}

/* =========================================================
   Accessibility and motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  .sf-control-reveal,
  .sf-lab-controls,
  .sf-hero__datum,
  .sf-hero__specimen {
    backdrop-filter: none;
  }

  .sf-hero__copy,
  .sf-hero__visual > img {
    animation: none;
  }

  .sf-primary-action::after {
    display: none;
  }
}

/* Shared browser state applied only while a native modal surface is open. */
html.sf-overlay-open {
  overflow: hidden;
  overscroll-behavior: none;
}


/* =========================================================
   V11 — Home experience architecture reset.
   Category Atlas → project path → one curated commerce rail.
   These sections remain unframed; only their independent objects carry surfaces.
   ========================================================= */
/* Three related but deliberately unequal project decisions. */
.sf-project-path .sf-promotion-section {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(1rem, 1.45vw, 1.5rem);
  margin-block-end: 0;
}

.sf-project-path .sf-promotion-section > :nth-child(1) { grid-column: span 5; }
.sf-project-path .sf-promotion-section > :nth-child(2) { grid-column: span 4; }
.sf-project-path .sf-promotion-section > :nth-child(3) { grid-column: span 3; }

/* One horizontal commerce rail; no Blazor work occurs while it scrolls. */
.sf-product-rail { min-inline-size: 0; }
.sf-product-rail__controls {
  display: flex;
  gap: .55rem;
  align-items: center;
  justify-content: end;
  margin-block-end: 1rem;
}

.sf-product-rail__controls button {
  display: grid;
  place-items: center;
  min-inline-size: 44px;
  min-block-size: 44px;
  padding: 0;
  border: 1px solid color-mix(in srgb, var(--ds-color-primary) 18%, var(--ds-color-border));
  border-radius: 50%;
  background: var(--ds-color-surface);
  color: var(--ds-color-text);
  box-shadow: 0 7px 18px rgb(13 38 55 / .07);
  cursor: pointer;
  transition: transform 160ms, border-color 180ms, background 180ms;
}

.sf-product-rail__controls button:hover {
  border-color: color-mix(in srgb, var(--ds-color-accent) 48%, var(--ds-color-border));
  background: var(--ds-color-surface-subtle);
  transform: translateY(-2px);
}

.sf-product-rail__controls > span {
  color: var(--ds-color-text-muted);
  font: 800 .67rem var(--ds-font-technical);
}

.sf-product-rail__viewport {
  inline-size: calc(100% - clamp(0rem, 8vw, 8rem));
  max-inline-size: 100%;
  min-inline-size: 0;
  padding-block: .4rem 2rem;
  overflow-x: auto;
  overflow-y: visible;
  overscroll-behavior-inline: contain;
  scroll-padding-inline: .2rem;
  scroll-snap-type: inline mandatory;
  scrollbar-color: color-mix(in srgb, var(--ds-color-primary) 28%, var(--ds-color-border)) transparent;
  scrollbar-width: thin;
}

.sf-product-rail__viewport:focus-visible {
  outline: 3px solid var(--ds-color-accent);
  outline-offset: 4px;
}

.sf-product-rail__track {
  display: flex;
  gap: clamp(1rem, 1.45vw, 1.5rem);
  inline-size: max-content;
}

.sf-product-rail__track > article {
  flex: 0 0 clamp(18.75rem, 24vw, 21.25rem);
  inline-size: clamp(18.75rem, 24vw, 21.25rem);
  scroll-snap-align: start;
}

@media (max-width: 78rem) {
  .sf-project-path .sf-promotion-section > :nth-child(1) { grid-column: span 12; }
  .sf-project-path .sf-promotion-section > :nth-child(2),
  .sf-project-path .sf-promotion-section > :nth-child(3) { grid-column: span 6; }
}

@media (max-width: 48rem) {
  .sf-project-path .sf-promotion-section { grid-template-columns: 1fr; }
  .sf-project-path .sf-promotion-section > :nth-child(n) { grid-column: auto; }

  .sf-product-rail__viewport {
    inline-size: auto;
    max-inline-size: none;
    margin-inline: calc(0px - var(--ds-page-gutter));
    padding-inline: var(--ds-page-gutter);
    scroll-padding-inline: var(--ds-page-gutter);
  }

  .sf-product-rail__track > article {
    flex-basis: min(21.25rem, 84vw);
    inline-size: min(21.25rem, 84vw);
  }
}

@media (max-width: 28rem) {
  .sf-product-rail__controls { justify-content: space-between; }
}

@media (prefers-reduced-motion: reduce) {
  .sf-product-rail__controls button {
    animation: none;
    transition: none;
  }

  .sf-product-rail__viewport { scroll-behavior: auto; }
}

/* DesignLab-only specimens remain outside the canonical StorefrontHome composition. */
.sf-design-lab-home-demo { padding-block-start: var(--ds-space-8); }
.sf-container.sf-design-lab-home-demo > .sf-commerce-rail { margin-block: 0; }
.sf-home-editorial { padding-block-start: var(--ds-space-10); }
.sf-container.sf-home-editorial > #projects { margin-block: 0; }

@media (max-width: 40rem) {
  .sf-design-lab-home-demo { padding-block-start: var(--ds-space-6); }
  .sf-home-editorial { padding-block-start: var(--ds-space-6); }
}

/* Canonical Foundation board: composition only; buttons and fields retain their RCL presentation. */
.sf-foundation-review {
    display: grid;
    gap: var(--ds-space-8);
    padding-block: var(--ds-space-6);
    background: var(--ds-control-label-cutout);
}
.sf-foundation-review h1, .sf-foundation-review h2 {
    margin-block: 0 var(--ds-space-3);
}
.sf-foundation-review p { line-height: 1.8; }
.sf-foundation-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--ds-space-4);
    margin-block-end: var(--ds-space-4);
}
.sf-foundation-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
    gap: var(--ds-space-6) var(--ds-space-5);
    padding-block-start: var(--ds-space-3);
}
/* Native choice: Auth's selected check + Contact's inset indicator, without another action component. */
.sf-foundation-choice {
    display: flex;
    flex-wrap: wrap;
    min-inline-size: 0;
    margin: 0;
    padding: 0;
    gap: var(--ds-space-3);
    border: 0;
}
.sf-foundation-choice legend {
    margin-block-end: var(--ds-space-3);
    font-weight: 650;
}
.sf-foundation-choice label {
    display: inline-flex;
    align-items: center;
    gap: var(--ds-space-2);
    min-block-size: var(--ds-touch-target);
    cursor: pointer;
}
.sf-foundation-choice input {
    accent-color: var(--ds-control-accent);
}
.sf-foundation-choice label > span {
    display: inline-flex;
    align-items: center;
    gap: var(--ds-space-2);
}
.sf-foundation-check { visibility: hidden; }
.sf-foundation-choice input:checked + span { font-weight: 800; }
.sf-foundation-choice input:checked + span .sf-foundation-check {
    display: grid;
    place-items: center;
    inline-size: 1.25rem;
    block-size: 1.25rem;
    border-radius: 50%;
    visibility: visible;
    color: var(--ds-control-label-ink);
    background: var(--ds-control-surface);
    box-shadow: var(--ds-control-recessed-shadow);
}
.sf-foundation-choice input:focus-visible {
    outline: 2px solid var(--ds-color-primary);
    outline-offset: 3px;
}
.sf-foundation-notice {
    margin-block-end: 0;
    min-block-size: 1.8em;
}
@media (max-width: 46rem) {
    .sf-foundation-fields { grid-template-columns: 1fr; }
}
@media (forced-colors: active) {
    .sf-foundation-review { background: Canvas; }
    .sf-foundation-choice input:checked + span .sf-foundation-check {
        color: HighlightText;
        background: Highlight;
        box-shadow: none;
    }
    .sf-foundation-choice input:focus-visible { outline-color: Highlight; }
}