/* ==========================================================================
   Service detail pages — shared layout
   (hero with straddling frame, intro, section headers, capability rows, process)
   Page-specific visuals live in their own file (agent.css, apps.css, …).
   ========================================================================== */
.d-eyebrow {
  display: inline-flex; align-items: center; gap: 0.9rem;
  font-size: var(--fs-small); font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gray-ink);
}
.d-eyebrow::before { content: ""; width: 2rem; height: 1px; background: currentColor; opacity: 0.5; }
.d-eyebrow--dark { color: rgb(255 255 255 / 0.6); }

/* window chrome dots used by the product/console mockups */
.sys__dots { display: inline-flex; gap: 0.35rem; }
.sys__dots i { width: 0.55rem; aspect-ratio: 1; border-radius: 50%; background: rgb(255 255 255 / 0.18); }

/* ==========================================================================
   Hero — centred gradient title, framed visual straddling black → off-white
   ========================================================================== */
.d-hero {
  --band: clamp(7rem, 16vw, 16rem);
  position: relative; isolation: isolate;
  overflow-x: clip;
  padding-top: calc(var(--header-h) + clamp(1.5rem, 5vh, 4rem));
  background: linear-gradient(var(--black) calc(100% - var(--band)), var(--off-white) 0);
  color: var(--white);
}
.d-hero__head { display: grid; justify-items: center; text-align: center; }
.d-crumbs ol { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.6rem; font-size: var(--fs-small); color: rgb(255 255 255 / 0.55); }
.d-crumbs li + li::before { content: "/"; margin-right: 0.6rem; opacity: 0.5; }
.d-crumbs a { transition: color 0.3s; }
.d-crumbs a:is(:hover, :focus-visible) { color: var(--white); }
.d-hero__title {
  margin-top: clamp(1rem, 3vh, 2.25rem);
  font-size: clamp(3.2rem, 0.6rem + 9.6vw, 12.5rem);
  font-weight: 700; line-height: 0.9; letter-spacing: -0.06em;
}
.d-hero__title .mask { display: block; width: fit-content; margin-inline: auto; padding-bottom: 0.2em; margin-bottom: -0.2em; }
.d-hero__meta {
  display: flex; align-items: center; gap: 1.25rem;
  margin-top: clamp(1.25rem, 3vh, 2rem);
  font-size: var(--fs-small); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: rgb(255 255 255 / 0.55);
}
.d-hero__meta span:first-child { color: var(--blue-bright); font-variant-numeric: tabular-nums; }
.d-hero__meta span + span::before { content: ""; display: inline-block; width: 2rem; height: 1px; margin-right: 1.25rem; background: currentColor; vertical-align: middle; }
.d-hero__stage { position: relative; margin-top: clamp(2.5rem, 7vh, 5.5rem); }
.d-glow {
  position: absolute; inset: -8% 2% 38%; z-index: -1;
  background:
    radial-gradient(38% 55% at 20% 58%, rgb(214 51 132 / 0.42), transparent 70%),
    radial-gradient(42% 60% at 80% 52%, rgb(58 126 246 / 0.5), transparent 72%),
    radial-gradient(48% 62% at 50% 38%, rgb(107 63 212 / 0.55), transparent 70%);
  pointer-events: none;
}

@media (prefers-reduced-motion: no-preference) {
  .js .d-hero__title .mask > span { transform: translate3d(0, 110%, 0); }
  .is-loaded .d-hero__title .mask > span { transform: none; transition: transform 1.3s var(--ease-out) calc(var(--d) * 120ms + 150ms); }
  .js .d-glow { opacity: 0; transform: scale(0.85); }
  .is-loaded .d-glow { opacity: 1; transform: none; transition: opacity 2s var(--ease-soft) 0.6s, transform 2.4s var(--ease-out) 0.5s; }
}

/* ==========================================================================
   Intro
   ========================================================================== */
.d-intro {
  background: var(--off-white); color: var(--black);
  padding-block: clamp(4rem, 8vw, 9rem) clamp(4.5rem, 8vw, 9rem);
  text-align: center;
}
.d-intro__title { font-size: clamp(2.2rem, 0.9rem + 4.5vw, 6.5rem); font-weight: 700; line-height: 1; letter-spacing: -0.05em; }
.d-intro__title .mask { display: block; width: fit-content; margin-inline: auto; padding-bottom: 0.14em; margin-bottom: -0.14em; }
.d-intro__title .mask:first-child { color: #7a7a7a; }
.d-intro__lead {
  max-width: 33em;
  margin: clamp(1.75rem, 3.2vw, 3.25rem) auto 0;
  font-size: clamp(1.1rem, 0.78rem + 0.95vw, 1.95rem); line-height: 1.38; letter-spacing: -0.025em;
  color: var(--gray-ink);
}
.d-traits {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2.25rem clamp(1.5rem, 4vw, 4.5rem);
  margin-top: clamp(3.5rem, 6.5vw, 7rem);
  text-align: left;
}
.d-traits li { padding-top: 1.25rem; border-top: 1px solid var(--black); }
.d-traits__k { display: flex; align-items: baseline; gap: 0.8rem; font-size: clamp(1.45rem, 1rem + 1.25vw, 2.5rem); font-weight: 600; letter-spacing: -0.04em; }
.d-traits__k b { font-size: var(--fs-small); font-weight: 600; letter-spacing: 0.08em; color: var(--blue); }
.d-traits p { max-width: 24em; margin-top: 0.6rem; line-height: 1.5; color: #5e5e5e; }

/* ==========================================================================
   Section header (title left, aside right)
   ========================================================================== */
.d-head { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.65fr); align-items: end; gap: 1.25rem clamp(2rem, 6vw, 8rem); }
.d-head .d-eyebrow { grid-column: 1 / -1; }
.d-head__title { font-size: clamp(2.4rem, 0.9rem + 4.7vw, 6.5rem); font-weight: 700; line-height: 0.95; letter-spacing: -0.05em; }
.d-head__title .mask { display: block; width: fit-content; padding-bottom: 0.12em; margin-bottom: -0.12em; }
.d-head__aside { max-width: 24em; font-size: clamp(1rem, 0.85rem + 0.35vw, 1.25rem); line-height: 1.45; color: #5e5e5e; }
.d-head--dark .d-head__aside { color: rgb(255 255 255 / 0.6); }

/* ==========================================================================
   Capability rows
   ========================================================================== */
.d-build { background: var(--off-white); color: var(--black); padding-bottom: clamp(5rem, 9vw, 10rem); }
.d-build > .container { padding-top: clamp(4rem, 7vw, 8rem); border-top: 1px solid var(--border-light); }
.d-rows { margin-top: clamp(3rem, 5.5vw, 6rem); border-top: 1px solid var(--black); }
.d-row {
  position: relative;
  display: grid;
  grid-template-columns: clamp(3.25rem, 6vw, 6.5rem) minmax(0, 1.25fr) minmax(0, 1fr) clamp(7rem, 11vw, 11rem);
  align-items: center; gap: 1.25rem clamp(1rem, 2.5vw, 2.75rem);
  padding-block: clamp(1.4rem, 2.6vw, 2.75rem);
  border-bottom: 1px solid var(--border-light);
}
.d-row::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, var(--purple), var(--blue));
  transform: scaleX(0); transform-origin: 0 50%;
  transition: transform 0.8s var(--ease-out);
}
.d-row__num { display: block; height: 1.3em; overflow: clip; font-size: var(--fs-small); font-weight: 600; letter-spacing: 0.08em; line-height: 1.3; color: #8a8a8a; }
.d-row__roll { display: grid; transition: transform 0.6s var(--ease-out); }
.d-row__roll span:last-child { color: var(--blue); }
.d-row__title { font-size: clamp(1.6rem, 0.75rem + 2.35vw, 3.75rem); font-weight: 600; line-height: 1; letter-spacing: -0.045em; transition: transform 0.7s var(--ease-out), color 0.35s; }
.d-row__desc { max-width: 28em; font-size: clamp(0.92rem, 0.82rem + 0.25vw, 1.08rem); line-height: 1.45; color: #5e5e5e; transition: transform 0.7s var(--ease-out), color 0.35s; }
.d-row__viz { justify-self: end; width: 100%; max-width: 10rem; aspect-ratio: 160 / 100; transition: opacity 0.5s var(--ease-soft), transform 0.8s var(--ease-out); }
.d-row__viz svg { width: 100%; height: 100%; overflow: visible; }

.mv-panel { fill: var(--white); stroke: rgb(0 0 0 / 0.28); stroke-width: 1.2; }
.mv-text { fill: rgb(0 0 0 / 0.22); }
.mv-text--inv { fill: var(--white); }
.mv-line { fill: none; stroke: rgb(0 0 0 / 0.35); stroke-width: 1.2; }
.mv-dot { fill: rgb(0 0 0 / 0.35); }
.mv-accent { fill: var(--blue); }
.mv-check { fill: none; stroke: var(--white); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }

@media (hover: hover) {
  .d-row__viz { opacity: 0; transform: translate3d(-0.75rem, 0, 0) scale(0.85); }
  .d-row:hover::after { transform: none; }
  .d-row:hover .d-row__roll { transform: translateY(-50%); }
  .d-row:hover .d-row__title { color: var(--blue); transform: translateX(clamp(0.5rem, 1.2vw, 1.25rem)); }
  .d-row:hover .d-row__desc { color: var(--black); transform: translateX(0.35rem); }
  .d-row:hover .d-row__viz { opacity: 1; transform: none; }
  .d-rows:hover .d-row:not(:hover) .d-row__title { color: #9a9a9a; }
}

/* ==========================================================================
   Accordion rows (one open at a time — detail.js)
   The only place layout animates: grid rows 0fr → 1fr, content itself fades/slides.
   ========================================================================== */
.acc { --acc-cols: clamp(3.25rem, 6vw, 6.5rem) minmax(0, 1.3fr) minmax(0, 1fr) 3.25rem; margin-top: clamp(3rem, 5.5vw, 6rem); border-top: 1px solid var(--black); }
.acc__item { position: relative; border-bottom: 1px solid var(--border-light); }
.acc__item::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, var(--purple), var(--blue));
  transform: scaleX(0); transform-origin: 0 50%;
  transition: transform 0.8s var(--ease-out);
}
.acc__h { font: inherit; letter-spacing: normal; }
.acc__btn {
  width: 100%;
  display: grid; grid-template-columns: var(--acc-cols); align-items: center;
  gap: 1rem clamp(1rem, 2.5vw, 2.75rem);
  padding-block: clamp(1.25rem, 2.4vw, 2.4rem);
  text-align: left;
}
.acc__num { font-size: var(--fs-small); font-weight: 600; letter-spacing: 0.08em; color: #8a8a8a; transition: color 0.3s; }
.acc__title { font-size: clamp(1.6rem, 0.75rem + 2.35vw, 3.75rem); font-weight: 600; line-height: 1; letter-spacing: -0.045em; transition: transform 0.7s var(--ease-out), color 0.35s; }
.acc__tag { font-size: clamp(0.92rem, 0.82rem + 0.25vw, 1.08rem); color: #5e5e5e; }
.acc__icon { position: relative; justify-self: end; width: 3.25rem; aspect-ratio: 1; border: 1px solid rgb(0 0 0 / 0.16); border-radius: 50%; transition: background-color 0.35s, border-color 0.35s, color 0.35s, rotate 0.6s var(--ease-out); }
.acc__icon::before, .acc__icon::after { content: ""; position: absolute; left: 50%; top: 50%; width: 0.9rem; height: 1.5px; margin: -0.75px 0 0 -0.45rem; background: currentColor; transition: rotate 0.6s var(--ease-out); }
.acc__icon::after { rotate: 90deg; }
.acc__btn:is(:hover, :focus-visible) .acc__title { color: var(--blue); transform: translateX(clamp(0.5rem, 1.2vw, 1.25rem)); }
.acc__btn:is(:hover, :focus-visible) .acc__icon { border-color: var(--blue); color: var(--blue); }
.acc__item:hover::after, .acc__item.is-open::after { transform: none; }
.acc__item.is-open .acc__num { color: var(--blue); }
.acc__item.is-open .acc__icon { background: var(--blue); border-color: var(--blue); color: var(--white); }
.acc__item.is-open .acc__icon::after { rotate: 0deg; }
.acc__btn:focus-visible { outline-offset: -2px; }

.acc__panel { display: grid; grid-template-rows: 0fr; visibility: hidden; transition: grid-template-rows 0.6s var(--ease-out), visibility 0s linear 0.6s; }
.acc__item.is-open .acc__panel { grid-template-rows: 1fr; visibility: visible; transition-delay: 0s; }
.acc__inner { min-height: 0; overflow: hidden; }
.acc__content {
  display: grid; grid-template-columns: var(--acc-cols); gap: 1.5rem clamp(1rem, 2.5vw, 2.75rem);
  padding-bottom: clamp(1.75rem, 3vw, 3rem);
  opacity: 0; transform: translate3d(0, -0.75rem, 0);
  transition: opacity 0.35s var(--ease-soft), transform 0.6s var(--ease-out);
}
.acc__item.is-open .acc__content { opacity: 1; transform: none; transition-delay: 0.12s; }
.acc__desc { grid-column: 2; max-width: 30em; font-size: clamp(1.05rem, 0.85rem + 0.55vw, 1.45rem); line-height: 1.4; letter-spacing: -0.02em; }
.acc__list { grid-column: 2; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1.5rem; }
.acc__list li { display: flex; align-items: baseline; gap: 0.6rem; padding-block: 0.55rem; border-top: 1px solid var(--border-light); font-weight: 500; }
.acc__list li::before { content: ""; flex: none; width: 0.6rem; height: 1.5px; background: var(--blue); translate: 0 -0.3em; }
.acc__thumb { grid-column: 3 / span 2; grid-row: 1 / span 2; align-self: start; padding: 1.25rem; border: 1px solid var(--border-light); border-radius: 1rem; background: var(--white); }
.acc__thumb svg { width: 100%; height: auto; overflow: visible; }

@media (prefers-reduced-motion: reduce) {
  .acc__panel, .acc__content { transition: none; }
}

/* ==========================================================================
   Picker panels (tab lists that swap a panel — detail.js)
   ========================================================================== */
.pick-panels { display: grid; }
.pick-panel {
  grid-area: 1 / 1;
  visibility: hidden; opacity: 0; transform: translate3d(0, 0.75rem, 0);
  transition: opacity 0.3s var(--ease-soft), transform 0.6s var(--ease-out), visibility 0s linear 0.6s;
}
.pick-panel.is-active { visibility: visible; opacity: 1; transform: none; transition-delay: 0.05s, 0.05s, 0s; }
@media (prefers-reduced-motion: reduce) {
  .pick-panel { transform: none; transition: none; }
}

/* ==========================================================================
   Process timeline
   ========================================================================== */
.d-process { background: var(--off-white); color: var(--black); padding-block: clamp(5rem, 9vw, 10rem); }
.d-steps {
  --stagger: 140ms;
  position: relative;
  display: grid; grid-template-columns: repeat(var(--steps, 6), minmax(0, 1fr));
  gap: 2.5rem clamp(1rem, 2vw, 2.25rem);
  margin-top: clamp(3.5rem, 6vw, 6.5rem);
  padding-top: 2.75rem;
  view-timeline: --steps;
}
.d-steps::before, .d-steps::after { content: ""; position: absolute; left: 0; right: 0; top: 0.45rem; height: 1px; background: rgb(0 0 0 / 0.16); }
.d-steps::after { height: 2px; margin-top: -0.5px; background: linear-gradient(90deg, var(--purple), var(--blue)); transform-origin: 0 50%; }
.d-step { position: relative; }
.d-step::before {
  content: ""; position: absolute; left: 0; top: calc(-2.75rem + 0.45rem - 5.5px);
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--off-white); border: 1.5px solid var(--black);
  transition: background-color 0.5s, border-color 0.5s;
  transition-delay: calc(var(--i, 0) * var(--stagger) + 0.35s);
}
.d-step.is-in::before { background: var(--blue); border-color: var(--blue); }
.d-step__num {
  display: block;
  font-size: clamp(2.4rem, 1.3rem + 2.5vw, 4.5rem); font-weight: 700; line-height: 1; letter-spacing: -0.05em;
  color: transparent; -webkit-text-stroke: 1.2px rgb(0 0 0 / 0.32);
  transition: color 0.4s, -webkit-text-stroke-color 0.4s;
}
.d-step:hover .d-step__num { color: var(--blue); -webkit-text-stroke-color: var(--blue); }
.d-step__name { margin-top: 0.9rem; font-size: clamp(1.25rem, 0.95rem + 0.75vw, 1.9rem); font-weight: 600; letter-spacing: -0.035em; }
.d-step__text { margin-top: 0.6rem; font-size: 0.95rem; line-height: 1.45; color: #5e5e5e; }
.d-step__out {
  display: inline-block; margin-top: 1.1rem; padding: 0.35rem 0.7rem;
  border: 1px solid rgb(0 0 0 / 0.15); border-radius: 999px;
  font-size: var(--fs-micro); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
}

@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: view()) and (animation-range: entry) {
    .d-steps::after { animation: d-fill-x linear both; animation-timeline: --steps; animation-range: entry 35% cover 55%; }
    @keyframes d-fill-x { from { transform: scaleX(0); } }
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 64em) {
  .d-head { grid-template-columns: 1fr; }
  .d-row { grid-template-columns: clamp(3rem, 7vw, 5rem) minmax(0, 1fr) minmax(0, 1fr); }
  .d-row__viz { display: none; }
  .acc { --acc-cols: clamp(3rem, 7vw, 5rem) minmax(0, 1fr) 3.25rem; }
  .acc__tag { display: none; }
  .acc__desc, .acc__list { grid-column: 2 / span 2; }
  .acc__thumb { grid-column: 2 / span 2; grid-row: auto; max-width: 26rem; }
  .d-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 3.5rem; }
  .d-steps::before, .d-steps::after { display: none; }
  .d-step { padding-top: 1.5rem; border-top: 1px solid rgb(0 0 0 / 0.16); }
  .d-step::before { top: -6px; }
}

@media (max-width: 48em) {
  .d-hero { --band: 5rem; }
  .d-traits { grid-template-columns: 1fr; }
  .d-intro { text-align: left; }
  .d-intro__title .mask, .d-intro__lead { margin-inline: 0; }
  .d-row { grid-template-columns: 2.75rem minmax(0, 1fr); row-gap: 0.6rem; }
  .d-row__num { align-self: start; padding-top: 0.35rem; }
  .d-row__desc { grid-column: 2; }
  .acc { --acc-cols: 2.75rem minmax(0, 1fr) 2.75rem; }
  .acc__icon { width: 2.75rem; }
  .acc__list { grid-template-columns: 1fr; }

  .d-steps { grid-template-columns: 1fr; row-gap: 0; padding-top: 0; padding-left: 2rem; }
  .d-steps::before, .d-steps::after { display: block; left: 0.3rem; right: auto; top: 0.5rem; bottom: 0.5rem; width: 1px; height: auto; }
  .d-steps::after { width: 2px; margin: 0 0 0 -0.5px; transform-origin: 50% 0; }
  .d-step { padding-block: 0 2.5rem; border-top: 0; }
  .d-step::before { left: calc(-2rem + 0.3rem - 5.5px); top: 0.9rem; }
  @media (prefers-reduced-motion: no-preference) {
    @supports (animation-timeline: view()) and (animation-range: entry) {
      .d-steps::after { animation-name: d-fill-y; animation-range: entry 10% exit 60%; }
      @keyframes d-fill-y { from { transform: scaleY(0); } }
    }
  }
}