/* dns-home.css: homepage sections.
   DRAFT - pending designer sign-off. Loaded through pageStyles on the homepage. */

/* Hero */
.dns-hero {
  position: relative;
  z-index: 0;
  isolation: isolate;
  padding-block: calc(env(safe-area-inset-top, 0px) + 106px) clamp(80px, 9vw, 120px);
}
.dns-hero::before {
  content: "";
  position: absolute;
  inset: 0 -15% -320px;
  z-index: -1;
  pointer-events: none;
  background: var(--dns-gradient-soft);
}
.dns-hero__rings {
  position: absolute;
  z-index: -1;
  left: calc(50% - min(1200px, 110vw) / 2);
  bottom: calc(min(1200px, 110vw) / -2);
  width: min(1200px, 110vw);
  max-width: none;
  height: auto;
  aspect-ratio: 1;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(closest-side, var(--dns-color-ink) 55%, transparent 100%);
  mask-image: radial-gradient(closest-side, var(--dns-color-ink) 55%, transparent 100%);
}
.dns-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: center;
  opacity: var(--dns-hero-fade, 1);
  transform: translate3d(0, var(--dns-hero-y, 0px), 0) scale(var(--dns-hero-scale, 1));
}
.dns-hero__copy { min-width: 0; max-width: 640px; }
.dns-hero__title { margin: 0 0 36px; letter-spacing: var(--dns-tracking-normal); text-wrap: balance; }
.dns-hero__line { display: block; overflow: hidden; margin-block: -.18em -.1em; padding-block: .18em .1em; }
.dns-hero__line + .dns-hero__line { margin-top: -.06em; }
.dns-hero__line-text { display: inline-block; }
.dns-hero__intro { max-width: 32em; margin: 0 0 32px; font-size: var(--dns-fluid-lede); line-height: 1.55; }
.dns-hero__photo {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 620px;
  aspect-ratio: 1;
  border-radius: var(--dns-radius-lg);
  background: var(--dns-color-blue-light);
  box-shadow: var(--dns-shadow-photo);
}
.dns-hero__image { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }

/* Credentials marquee */
.dns-trust {
  margin-top: clamp(48px, 6vw, 80px);
  overflow: hidden;
  padding-block: 16px;
  -webkit-mask-image: linear-gradient(90deg, transparent, var(--dns-color-ink) 8%, var(--dns-color-ink) 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, var(--dns-color-ink) 8%, var(--dns-color-ink) 92%, transparent);
}
.dns-trust__list { list-style: none; display: flex; gap: 16px; width: max-content; margin: 0; padding: 0; }
.dns-trust__item {
  flex: none;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 22px;
  border-radius: 14px;
  background: var(--dns-color-tile);
  color: var(--dns-color-text-secondary);
  font-size: var(--dns-text-sm);
  line-height: 1.3;
  white-space: nowrap;
}
.dns-trust__copy { display: flex; align-items: baseline; gap: 10px; }
.dns-trust__title {
  color: var(--dns-color-text-primary);
  font-size: var(--dns-text-label);
  font-weight: var(--dns-weight-semibold);
  letter-spacing: .06em;
  text-transform: uppercase;
}
.dns-trust__icon { flex: none; width: 22px; height: 22px; color: var(--dns-color-blue-accent); }

/* Rising panels: rounded sheets that slide up over the section before them */
.dns-rise {
  position: relative;
  z-index: 3;
  margin-top: calc(-1 * var(--dns-radius-panel));
  border-radius: var(--dns-radius-panel) var(--dns-radius-panel) 0 0;
}

/* Start */
.dns-start {
  z-index: 4;
  margin-bottom: calc(-1 * var(--dns-radius-panel));
  border-radius: var(--dns-radius-panel);
  background: var(--dns-color-cream);
}
.dns-start__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(40px, 6vw, 112px); align-items: start; }
.dns-start__title { margin: 0; text-wrap: balance; }
.dns-start__copy { display: grid; gap: 22px; min-width: 0; max-width: 600px; }
.dns-start__text { margin: 0; color: var(--dns-color-text-secondary); font-size: var(--dns-fluid-body); line-height: 1.65; }
.dns-start__copy .dns-btn { justify-self: start; margin-top: 12px; }
.dns-advocate { display: grid; gap: 12px; }
.dns-advocate__lead { margin: 0; font-weight: var(--dns-weight-semibold); }
.dns-advocate__list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--dns-color-line); }
.dns-advocate__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding-block: 14px;
  border-bottom: 1px solid var(--dns-color-line);
  color: var(--dns-color-text-secondary);
}
.dns-advocate__name {
  padding-top: 2px;
  color: var(--dns-color-text-primary);
  font-size: var(--dns-text-label);
  font-weight: var(--dns-weight-semibold);
  letter-spacing: .08em;
  text-transform: uppercase;
}

/* About: on larger screens the photo pins at the back and Projects slides over it */
.dns-about {
  position: relative;
  z-index: 1;
  overflow: hidden;
  isolation: isolate;
  background: var(--dns-color-blue-dark);
  color: var(--dns-color-text-inverse);
}
.dns-about__image { position: relative; width: 100%; height: auto; aspect-ratio: 4 / 3.4; object-fit: cover; object-position: 80% 30%; }
.dns-about__copy { display: grid; gap: 18px; max-width: 600px; padding-block: 40px 64px; }
.dns-about__title { margin: 0 0 8px; letter-spacing: var(--dns-tracking-normal); text-wrap: balance; }
.dns-about__lead { margin: 0; font-size: var(--dns-fluid-card-sm); line-height: 1.4; }
.dns-about__text { margin: 0; max-width: 34em; color: var(--dns-color-inverse-soft); font-size: var(--dns-fluid-body); line-height: 1.6; }
.dns-about__copy .dns-btn { justify-self: start; margin-top: 12px; }

/* Projects */
.dns-projects { background: var(--dns-color-blue-dark); color: var(--dns-color-text-inverse); }
.dns-projects__head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 32px;
  margin-bottom: clamp(40px, 5vw, 72px);
}
.dns-projects__title { margin: 0; text-wrap: balance; }
.dns-projects__intro { max-width: 40em; margin: 20px 0 0; color: var(--dns-color-inverse-soft); font-size: var(--dns-fluid-body); line-height: 1.6; }
.dns-carousel-ctrl { display: flex; gap: 10px; }
.dns-carousel-ctrl.dns-is-idle { visibility: hidden; }
.dns-carousel-ctrl__btn {
  width: 54px;
  height: 54px;
  border: 1px solid var(--dns-color-line-inverse-strong);
  border-radius: 50%;
  background: transparent;
  color: inherit;
  font-size: var(--dns-text-lg);
  cursor: pointer;
}
.dns-carousel-ctrl__btn:hover { border-color: var(--dns-color-white); background: var(--dns-color-white); color: var(--dns-color-blue-dark); }
.dns-carousel-ctrl__btn:disabled { opacity: .3; pointer-events: none; }
.dns-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 84%;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: 8px;
}
.dns-track::-webkit-scrollbar { display: none; }

.dns-project {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 36px;
  min-width: 0;
  min-height: 400px;
  padding: 26px;
  border-radius: var(--dns-radius-lg);
  color: var(--dns-color-text-inverse);
}
.dns-project::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none; }
.dns-project__bg { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; max-width: none; object-fit: cover; }
.dns-project--wv { background: var(--dns-color-olive-dark); }
.dns-project--wv .dns-project__bg { object-position: 40% 50%; }
.dns-project--wv::before { background: linear-gradient(180deg, color-mix(in srgb, var(--dns-color-ink) 45%, transparent) 0%, transparent 40%, color-mix(in srgb, var(--dns-color-ink) 60%, transparent) 100%), color-mix(in srgb, var(--dns-color-olive) 40%, transparent); }
.dns-project--va { background: var(--dns-color-cream); color: var(--dns-color-ink); }
.dns-project--va .dns-project__bg { object-position: 75% 50%; }
.dns-project--va::before { background: linear-gradient(180deg, color-mix(in srgb, var(--dns-color-cream) 85%, transparent) 0%, color-mix(in srgb, var(--dns-color-cream) 35%, transparent) 45%, color-mix(in srgb, var(--dns-color-cream) 90%, transparent) 100%); }
.dns-project--pai { background: var(--dns-color-blue-dark); }
.dns-project--pai::before { background: linear-gradient(180deg, color-mix(in srgb, var(--dns-color-blue-dark) 45%, transparent) 0%, transparent 40%, color-mix(in srgb, var(--dns-color-blue-dark) 78%, transparent) 100%); }
.dns-project__kind { opacity: .85; font-size: var(--dns-text-label); letter-spacing: var(--dns-tracking-wide); text-transform: uppercase; }
.dns-project__name { margin: 18px 0 0; line-height: 0; }
.dns-project__logo { width: 220px; height: auto; }
.dns-project--va .dns-project__logo { filter: brightness(0); opacity: .82; }
.dns-project__tagline { margin: 12px 0 0; font-family: var(--dns-font-serif); font-style: italic; font-size: var(--dns-text-lg); line-height: 1.25; }
.dns-project__text { max-width: 26em; margin: 0 0 18px; font-size: var(--dns-text-sm); line-height: 1.55; }
.dns-project__list { list-style: none; display: grid; gap: 6px; margin: 0 0 22px; padding: 0; font-size: var(--dns-text-sm); }
.dns-project__list-item { display: flex; align-items: baseline; gap: 10px; }
.dns-project__list-item::before { content: ""; flex: none; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .55; transform: translateY(-2px); }
.dns-project__cta { font-family: var(--dns-font-serif); font-style: italic; font-size: var(--dns-text-lg); letter-spacing: var(--dns-tracking-tight); }

/* Insights */
.dns-insights { position: relative; z-index: 3; background: var(--dns-color-cream); }
.dns-insights__grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.dns-insights__head { display: grid; justify-items: start; gap: 28px; }
.dns-insights__title { margin: 0; }
.dns-insights__list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--dns-color-line); }
.dns-insight {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  padding-block: 28px;
  border-bottom: 1px solid var(--dns-color-line);
}
.dns-insight .dns-thumb__big { margin-bottom: 30px; font-size: var(--dns-fluid-tile-md); }
.dns-insight__text { display: flex; flex-direction: column; gap: 14px; min-width: 0; padding-top: 6px; }
.dns-insight__title { margin: 0; text-wrap: balance; }
.dns-insight__excerpt { margin: 0; }
.dns-insight .dns-tag { margin-top: auto; }
.dns-insight:hover .dns-insight__title { color: var(--dns-color-text-link-hover); }

/* Reviews */
.dns-reviews {
  position: relative;
  z-index: 3;
  border-radius: 0 0 var(--dns-radius-panel) var(--dns-radius-panel);
  background: var(--dns-color-cream);
  box-shadow: var(--dns-shadow-panel);
}
.dns-reviews__rule { height: 1px; margin-bottom: clamp(56px, 7vw, 96px); background: var(--dns-color-line); }
.dns-reviews__head { display: grid; grid-template-columns: minmax(0, 1fr); gap: 32px 64px; align-items: start; margin-bottom: clamp(36px, 4vw, 56px); }
.dns-reviews__title { margin: 0; }
.dns-reviews__intro { max-width: 32em; margin: 0; color: var(--dns-color-text-secondary); font-size: var(--dns-fluid-body); line-height: 1.6; }
.dns-reviews__stage { position: relative; }
.dns-reviews__grid { display: grid; position: relative; }

.dns-review {
  --dns-review-bg: var(--dns-color-white);
  --dns-review-ink: var(--dns-color-text-primary);
  --dns-review-soft: var(--dns-color-text-secondary);
  --dns-review-accent: var(--dns-color-blue-accent);
  --dns-review-mark: color-mix(in srgb, var(--dns-color-blue-light) 35%, transparent);
  grid-area: 1 / 1;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  row-gap: 26px;
  column-gap: clamp(32px, 6vw, 96px);
  align-items: start;
  min-width: 0;
  min-height: clamp(380px, 34vw, 460px);
  margin: 0;
  padding: clamp(36px, 5vw, 72px);
  border-radius: var(--dns-radius-lg);
  background: var(--dns-review-bg);
  color: var(--dns-review-ink);
}
.dns-review.dns-is-off { visibility: hidden; pointer-events: none; }
.dns-review--sage {
  --dns-review-bg: var(--dns-color-sage);
  --dns-review-accent: var(--dns-color-olive-dark);
  --dns-review-mark: color-mix(in srgb, var(--dns-color-olive) 38%, transparent);
}
.dns-review--frost {
  --dns-review-bg: var(--dns-color-blue-wash);
  --dns-review-accent: var(--dns-color-blue-mid);
  --dns-review-mark: color-mix(in srgb, var(--dns-color-white) 70%, transparent);
}
.dns-review--deep {
  --dns-review-bg: var(--dns-color-blue-dark);
  --dns-review-ink: var(--dns-color-white);
  --dns-review-soft: var(--dns-color-inverse-soft);
  --dns-review-accent: var(--dns-color-blue-light);
}
.dns-review__col { display: grid; align-content: start; gap: 22px; }
.dns-review__mark { width: 40px; height: 30px; color: var(--dns-review-accent); }
.dns-review__pull {
  margin: 0;
  font-family: var(--dns-font-serif);
  font-weight: var(--dns-weight-book);
  font-size: var(--dns-fluid-display);
  line-height: 1.02;
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 72;
  text-wrap: balance;
}
.dns-review__pull em { font-style: italic; font-weight: var(--dns-weight-regular); color: var(--dns-review-accent); }
.dns-review__quote { margin: 0; color: var(--dns-review-soft); font-size: var(--dns-fluid-lede); line-height: 1.65; }
.dns-review__quote mark {
  padding: 0 1px;
  background: linear-gradient(var(--dns-review-mark), var(--dns-review-mark)) 0 88% / 100% 42% no-repeat;
  color: var(--dns-review-ink);
}
.dns-review__name {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--dns-color-line);
  font-size: var(--dns-text-label);
  font-style: normal;
  font-weight: var(--dns-weight-semibold);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.dns-reviews__ctrl { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-top: 28px; }
.dns-reviews__dots { display: flex; }
.dns-reviews__dot {
  position: relative;
  width: 30px;
  height: 44px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}
.dns-reviews__dot::before,
.dns-reviews__dot-fill {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  top: 20px;
  height: 4px;
  border-radius: 4px;
}
.dns-reviews__dot::before { background: var(--dns-color-line); }
.dns-reviews__dot-fill { background: var(--dns-color-blue-accent); transform: scaleX(0); transform-origin: left; }
.dns-reviews__dot[aria-current="true"] .dns-reviews__dot-fill { transform: scaleX(1); }
.dns-reviews__arrows { display: flex; gap: 10px; }
.dns-reviews__arrow {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--dns-color-line-strong);
  border-radius: 12px;
  background: transparent;
  color: var(--dns-color-text-primary);
  cursor: pointer;
}
.dns-reviews__arrow:hover { border-color: transparent; background: var(--dns-color-primary); color: var(--dns-color-text-inverse); }
.dns-reviews__arrow-icon { width: 18px; height: 18px; }

@media (min-width: 768px) {
  /* Only where About pins behind it; on phones the lift would open a gap above the panel. */
  .dns-rise { transform: translate3d(0, var(--dns-lift, 0px), 0); }
  .dns-hero { padding-top: calc(env(safe-area-inset-top, 0px) + 90px + clamp(40px, 5vw, 64px)); }
  .dns-track { grid-auto-columns: minmax(280px, 44%); }
  .dns-project { min-height: 480px; padding: 32px; }
  .dns-advocate__item { grid-template-columns: 120px minmax(0, 1fr); gap: 16px; }
  .dns-insight { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(24px, 3.5vw, 56px); padding-block: 36px; }
  .dns-reviews__head { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dns-reviews__intro { justify-self: end; }
  .dns-review { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); align-items: center; }
  .dns-reviews__dot { width: 42px; }

  .dns-about { position: sticky; top: var(--dns-about-top, 0px); display: flex; align-items: center; min-height: max(620px, 100vh); }
  .dns-about::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
      linear-gradient(90deg, color-mix(in srgb, var(--dns-color-blue-dark) 86%, transparent) 0%, color-mix(in srgb, var(--dns-color-blue-dark) 62%, transparent) 34%, color-mix(in srgb, var(--dns-color-blue-dark) 12%, transparent) 62%, transparent 80%),
      linear-gradient(0deg, color-mix(in srgb, var(--dns-color-blue-dark) 45%, transparent) 0%, transparent 40%);
  }
  .dns-about::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: var(--dns-color-blue-dark);
    opacity: calc(var(--dns-cover, 0) * .55);
  }
  .dns-about__image {
    position: absolute;
    inset: 0;
    z-index: -2;
    height: 100%;
    max-width: none;
    aspect-ratio: auto;
    object-position: 62% 40%;
    transform: translate3d(0, var(--dns-enter, 0px), 0) scale(calc(1.06 - var(--dns-cover, 0) * .06));
  }
  .dns-about__inner { width: 100%; }
  .dns-about__copy { padding-block: clamp(80px, 9vw, 128px); transform: translate3d(0, calc(var(--dns-cover, 0) * -60px), 0); }
}

@media (min-width: 1280px) {
  .dns-hero__grid, .dns-start__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dns-hero__photo { max-width: none; }
  .dns-start__head { position: sticky; top: 130px; min-width: 0; }
  .dns-track { grid-auto-columns: minmax(280px, 1fr); }
  .dns-insights__grid { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); }
  .dns-insights__head { position: sticky; top: 130px; }
  .dns-hero__rings { left: calc(28% - min(1200px, 110vw) / 2); }
}

/* Without motion the marquee is a plain scrolling row. */
@media (prefers-reduced-motion: reduce) {
  .dns-trust { overflow-x: auto; }
}

@media (prefers-reduced-motion: no-preference) {
  .dns-hero::before { animation: dns-drift 24s ease-in-out infinite alternate; }
  .dns-hero__rings { animation: dns-breathe 9s ease-in-out infinite; }
  .dns-hero__line-text { animation: dns-line-up 1.1s var(--dns-ease-out) backwards; }
  .dns-hero__line + .dns-hero__line .dns-hero__line-text { animation-delay: .15s; }
  .dns-hero__image { animation: dns-photo-settle 1.8s var(--dns-ease-out) backwards; }

  /* TODO(a11y): the marquee and the review rotation pause on hover and focus only.
     WCAG 2.2.2 wants a visible pause control. Deferred: it changes the approved design. */
  .dns-trust__list { animation: dns-trust-scroll 38s linear infinite; }
  .dns-trust:hover .dns-trust__list { animation-play-state: paused; }

  .dns-carousel-ctrl__btn { transition: background .3s ease, color .3s ease, border-color .3s ease; }
  .dns-project { transition: transform .6s var(--dns-ease-out); }
  .dns-project__bg { transition: transform 1.4s var(--dns-ease-out); }
  .dns-project:hover { transform: translateY(-6px); }
  .dns-project:hover .dns-project__bg { transform: scale(1.06); }

  .dns-insight__title { transition: color .3s ease; }
  .dns-thumb__rings { transition: transform 1.4s var(--dns-ease-out); }
  .dns-insight:hover .dns-thumb__rings { transform: rotate(14deg) scale(1.06); }

  .dns-reviews__arrow { transition: background .3s ease, color .3s ease; }
  .dns-reviews__dot[aria-current="true"] .dns-reviews__dot-fill { animation: dns-review-progress var(--dns-review-ms, 7000ms) linear backwards; }
  .dns-reviews__stage:hover .dns-reviews__dot[aria-current="true"] .dns-reviews__dot-fill { animation-play-state: paused; }

  @keyframes dns-line-up { from { transform: translateY(105%); } }
  @keyframes dns-photo-settle { from { transform: scale(1.08); } }
  @keyframes dns-trust-scroll { to { transform: translateX(-50%); } }
  @keyframes dns-review-progress { from { transform: scaleX(0); } }
}