/* ─────────────────────────────────────────────────────────────
   SODAI SYSTEM · AI Consulting — page + shared TOP section
   ─ 既存 common.css / site.css / index.css / services.css を
     ベースに、AI Consulting 固有の追加スタイルのみを定義
   ───────────────────────────────────────────────────────────── */


/* ════════════════════════════════════════════════
   TOP · AI Consulting section (Chapter · Current)
   ────────────────────────────────────────────────
   既存 .intro (paper) と .why (teal) の間に置く。
   トーン: paper 明色 + 細い border。
   ════════════════════════════════════════════════ */
.aic-teaser {
  background: linear-gradient(180deg, #F4F1EC 0%, #ECF0F4 100%);
  color: var(--ink-900);
  overflow: hidden;
}

.aic-teaser .section-title em {
  color: var(--teal-1);
}

.aic-teaser__headline {
  margin: 0 0 40px;
  font-family: var(--jp-bold);
  font-weight: 500;
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.4;
  letter-spacing: .01em;
  color: var(--ink-900);
  text-wrap: balance;
}

.aic-teaser__headline em {
  font-family: var(--jp-bold) !important;
  font-weight: 500 !important;
  font-style: normal !important;
  color: var(--teal-1);
  border-bottom: 1px solid var(--teal-2);
  padding-bottom: 2px;
}

.aic-teaser__lead {
  max-width: 62ch;
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(16px, 1.3vw, 18.5px);
  line-height: 2.05;
  color: var(--ink-700);
  margin: 0 0 60px;
  white-space: pre-line;
}

.aic-teaser__lead em {
  font-family: var(--lato);
  font-weight: 300;
  color: var(--teal-1);
}

.aic-teaser__body {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}

@media (max-width: 900px) {
  .aic-teaser__body {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

.aic-teaser__challenges {
  border-top: 1px solid rgba(14, 20, 23, .14);
}

.aic-teaser__ch {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  padding: 22px 6px 22px 2px;
  border-bottom: 1px solid rgba(14, 20, 23, .14);
  align-items: baseline;
}

.aic-teaser__ch .n {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--teal-1);
  padding-top: 3px;
}

.aic-teaser__ch p {
  margin: 0;
  font-family: var(--jp);
  font-weight: 400;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.75;
  color: var(--ink-900);
  letter-spacing: .01em;
}

.aic-teaser__msg {
  position: sticky;
  top: 120px;
}

.aic-teaser__msg .meta {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 22px;
}

.aic-teaser__msg h3 {
  margin: 0 0 28px;
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.4;
  letter-spacing: -.015em;
  color: var(--ink-900);
  text-wrap: balance;
}

.aic-teaser__msg h3 em {
  font-family: var(--jp);
  font-weight: 400;
  font-style: normal;
  color: var(--teal-1);
}

.aic-teaser__msg p {
  margin: 0 0 32px;
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 2;
  color: var(--ink-700);
  max-width: 40ch;
}

@media (max-width: 900px) {
  .aic-teaser__msg { position: static; }
}


/* ════════════════════════════════════════════════
   AI CONSULTING · PAGE HERO override
   ════════════════════════════════════════════════ */
.aic-hero {
  background: linear-gradient(180deg, var(--paper) 0%, #eef1f3 100%);
}

.aic-hero .page-hero__chap {
  color: var(--teal-1);
}

.aic-hero .page-hero__title {
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(28px, 5vw, 78px);
  line-height: 1.35;
  letter-spacing: -.01em;
}

.aic-hero .page-hero__title em {
  font-family: var(--jp);
  font-weight: 400;
  font-style: normal;
  color: var(--teal-1);
  letter-spacing: -.005em;
}

.aic-hero__foot {
  margin-top: 56px;
  display: inline-flex;
  gap: 24px;
  align-items: center;
  font-family: var(--display);
  font-size: 11.5px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--ink-500);
}

.aic-hero__foot .dot {
  width: 4px;
  height: 4px;
  background: var(--teal-2);
  border-radius: 50%;
}


/* ════════════════════════════════════════════════
   01 · CHALLENGES
   ════════════════════════════════════════════════ */
.aic-ch {
  background: #fff;
  color: var(--ink-900);
}

.aic-ch__intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.5vw, 32px);
  margin-bottom: clamp(60px, 7vw, 96px);
}

.aic-ch__intro .meta {
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 20px;
}

.aic-ch__intro h2 {
  margin: 0;
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(30px, 4.2vw, 56px);
  line-height: 1.3;
  letter-spacing: -.01em;
}

.aic-ch__intro h2 em {
  font-family: var(--jp);
  font-weight: 400;
  font-style: normal;
  color: var(--teal-1);
}

.aic-ch__intro p {
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(15.5px, 1.25vw, 18px);
  line-height: 2.05;
  color: var(--ink-700);
  margin: 0;
  max-width: 72ch;
}

.aic-ch__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid rgba(14, 20, 23, .14);
  border-left: 1px solid rgba(14, 20, 23, .14);
}

.aic-ch__cell {
  border-right: 1px solid rgba(14, 20, 23, .14);
  border-bottom: 1px solid rgba(14, 20, 23, .14);
  padding: 36px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-height: 300px;
  transition: background .4s;
  position: relative;
}

.aic-ch__cell:hover {
  background: #f4f1ec;
}

.aic-ch__cell .n {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--teal-1);
}

.aic-ch__cell p {
  margin: 0;
  font-family: var(--jp);
  font-weight: 500;
  font-size: clamp(15px, 1.05vw, 16.5px);
  line-height: 1.85;
  color: var(--ink-900);
  letter-spacing: .01em;
}

.aic-ch__cell::after {
  content: "";
  position: absolute;
  left: 28px;
  right: 28px;
  bottom: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--teal-2), transparent);
  opacity: .55;
}

@media (max-width: 1120px) {
  .aic-ch__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .aic-ch__grid { grid-template-columns: repeat(2, 1fr); }
  .aic-ch__cell { min-height: 200px; padding: 26px 22px; }
  .aic-ch__intro { grid-template-columns: 1fr; gap: 24px; }
}

@media (max-width: 480px) {
  .aic-ch__grid { grid-template-columns: 1fr; }
}


/* ════════════════════════════════════════════════
   02 · OUR APPROACH
   ════════════════════════════════════════════════ */
.aic-ap {
  background: linear-gradient(180deg, #F4F1EC 0%, #ECF0F4 100%);
  color: var(--ink-900);
}

.aic-ap__row {
  display: grid;
  grid-template-columns: minmax(280px, 400px) 1fr;
  gap: clamp(40px, 7vw, 120px);
  align-items: start;
}

.aic-ap__row .meta {
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 18px;
}

.aic-ap__row h2 {
  margin: 0 0 30px;
  font-family: var(--lato);
  font-weight: 100;
  font-size: clamp(40px, 5.2vw, 76px);
  line-height: 1;
  letter-spacing: -.02em;
  text-wrap: balance;
}

.aic-ap__row h2 em {
  font-family: var(--lato);
  font-weight: 300;
  color: var(--teal-1);
}

.aic-ap__lead {
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 2.1;
  color: var(--ink-700);
  margin: 0 0 22px;
  max-width: 42ch;
}

.aic-ap__desc {
  font-family: var(--jp);
  font-weight: 300;
  font-size: 15px;
  line-height: 2;
  color: var(--ink-500);
  margin: 0;
  max-width: 42ch;
}

.aic-ap__pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid rgba(14, 20, 23, .14);
}

.aic-ap__pillar {
  display: grid;
  grid-template-columns: 88px 1fr 1fr;
  gap: 32px;
  padding: 30px 6px 30px 4px;
  border-bottom: 1px solid rgba(14, 20, 23, .14);
  align-items: baseline;
  transition: background .4s;
}

.aic-ap__pillar:hover { background: rgba(255,255,255,.5); }

.aic-ap__pillar .n {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .3em;
  color: var(--teal-1);
  padding-top: 3px;
}

.aic-ap__pillar h4 {
  margin: 0;
  font-family: var(--lato);
  font-weight: 300;
  font-size: clamp(20px, 1.9vw, 26px);
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--ink-900);
}

.aic-ap__pillar h4 em {
  font-family: var(--lato);
  font-weight: 300;
  color: var(--teal-1);
}

.aic-ap__pillar p {
  margin: 0;
  font-family: var(--jp);
  font-weight: 400;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-700);
}

@media (max-width: 900px) {
  .aic-ap__row { grid-template-columns: 1fr; }
  .aic-ap__pillar { grid-template-columns: 60px 1fr; }
  .aic-ap__pillar p { grid-column: 2 / -1; }
}


/* ════════════════════════════════════════════════
   03 · SUPPORT
   ════════════════════════════════════════════════ */
.aic-sp {
  background: linear-gradient(180deg, var(--mountain) 0%, var(--river-1) 100%);
  color: #fff;
}

.aic-sp .section-head .meta,
.aic-sp .section-title { color: #fff; }

.aic-sp .section-head .meta { color: rgba(255,255,255,.6); }

.aic-sp .section-title em { color: var(--accent); }

.aic-sp .section-title .ch { color: rgba(255,255,255,.55); }

.aic-sp__lead {
  max-width: 60ch;
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(16px, 1.3vw, 18.5px);
  line-height: 2.05;
  color: rgba(255,255,255,.86);
  margin: 0 0 64px;
}

.aic-sp__grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.18);
  border-left: 1px solid rgba(255,255,255,.18);
}

.aic-sp__cell {
  padding: 40px 28px 36px;
  border-right: 1px solid rgba(255,255,255,.22);
  border-bottom: 1px solid rgba(255,255,255,.22);
  display: flex;
  flex-direction: column;
  gap: 16px;
  min-height: 280px;
  transition: background .4s;
  position: relative;
}

.aic-sp__cell:hover { background: rgba(255,255,255,.06); }

.aic-sp__cell .n {
  font-family: var(--display);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .28em;
  color: var(--accent);
}

.aic-sp__cell h3 {
  margin: 12px 0 4px;
  font-family: var(--lato);
  font-weight: 300;
  font-size: clamp(20px, 1.8vw, 26px);
  line-height: 1.15;
  letter-spacing: -.01em;
  color: #fff;
}

.aic-sp__cell .jp {
  font-family: var(--jp-bold);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .16em;
  color: rgba(255,255,255,.85);
  margin: 0;
}

.aic-sp__cell p.desc {
  margin: auto 0 0;
  font-family: var(--jp);
  font-weight: 300;
  font-size: 13.5px;
  line-height: 1.85;
  color: rgba(255,255,255,.78);
}

@media (max-width: 1120px) { .aic-sp__grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 720px)  { .aic-sp__grid { grid-template-columns: repeat(2, 1fr); }
                              .aic-sp__cell { min-height: 220px; padding: 28px 22px; } }
@media (max-width: 480px)  { .aic-sp__grid { grid-template-columns: 1fr; } }


/* ════════════════════════════════════════════════
   04 · PROCESS — Reusable SVG Motion System
   ────────────────────────────────────────────────
   .pflow                — component root
   .pflow--process       — modifier: linear left-to-right
   (future) .pflow--cycle / .pflow--ba / .pflow--map
   ════════════════════════════════════════════════ */
.aic-pr {
  background: var(--paper);
  color: var(--ink-900);
}

.aic-pr__lead {
  max-width: 60ch;
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(16px, 1.3vw, 18.5px);
  line-height: 2.05;
  color: var(--ink-700);
  margin: 0 0 72px;
}


/* ---- .pflow root ---------------------------------- */
.pflow {
  --pflow-node-color: var(--ink-900);
  --pflow-num-color: var(--teal-1);
  --pflow-line-color: rgba(14, 20, 23, .22);
  --pflow-line-active: var(--teal-2);
  --pflow-card-bg: #ffffff;
  --pflow-card-border: rgba(14, 20, 23, .16);
  --pflow-step-delay: .18s;
  --pflow-line-dur: .55s;
  --pflow-node-dur: .55s;

  position: relative;
  margin: 0;
  padding: 0;
}

/* ---- Desktop / horizontal layout (default) -------- */
.pflow--h { display: block; }

/* Flat grid: [node] [conn] [node] [conn] ... [node]
   5 nodes + 4 connectors = 9 columns.
   Node columns flex; connector columns are fixed narrow gutters. */
.pflow__stage--h {
  position: relative;
  display: grid;
  grid-template-columns:
    minmax(0, 1fr) 56px
    minmax(0, 1fr) 56px
    minmax(0, 1fr) 56px
    minmax(0, 1fr) 56px
    minmax(0, 1fr);
  align-items: stretch;
  gap: 0;
  isolation: isolate;
}

.pflow__connectors { display: none; } /* legacy full-width SVG no longer used */

.pflow__conn {
  align-self: stretch;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  padding: 0 4px;
}

.pflow__conn svg {
  width: 100%;
  height: 14px;
  overflow: visible;
  display: block;
}

.pflow__line,
.pflow__arrow {
  fill: none;
  stroke: var(--pflow-line-color);
  stroke-width: 1.4;
  stroke-linecap: square;
  stroke-linejoin: miter;
  transition: stroke .6s ease;
}

.pflow.is-in .pflow__line,
.pflow.is-in .pflow__arrow {
  stroke: var(--pflow-line-active);
}

/* Nodes = HTML cards. Stroke-dash animation drives line-drawing. */
.pflow__node {
  position: relative;
  z-index: 2;
  background: var(--pflow-card-bg);
  border: 1px solid var(--pflow-card-border);
  padding: 32px 24px 28px;
  min-height: 220px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  list-style: none;
  transition: transform .5s, border-color .5s, box-shadow .5s;

  /* Initial: hidden until section enters viewport */
  opacity: 0;
  transform: translateY(18px);
}

.pflow.is-in .pflow__node {
  opacity: 1;
  transform: none;
  transition:
    opacity var(--pflow-node-dur) cubic-bezier(.2,.7,.2,1) var(--_delay, 0s),
    transform var(--pflow-node-dur) cubic-bezier(.2,.7,.2,1) var(--_delay, 0s),
    border-color .5s;
}

.pflow.is-in .pflow__node:hover {
  border-color: var(--teal-2);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -30px rgba(15, 111, 118, .35);
}

.pflow__node[data-node="1"] { --_delay: 0s; }
.pflow__node[data-node="2"] { --_delay: calc(var(--pflow-step-delay) * 1 + var(--pflow-line-dur) * 1); }
.pflow__node[data-node="3"] { --_delay: calc(var(--pflow-step-delay) * 2 + var(--pflow-line-dur) * 2); }
.pflow__node[data-node="4"] { --_delay: calc(var(--pflow-step-delay) * 3 + var(--pflow-line-dur) * 3); }
.pflow__node[data-node="5"] { --_delay: calc(var(--pflow-step-delay) * 4 + var(--pflow-line-dur) * 4); }

.pflow__num {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: .3em;
  color: var(--pflow-num-color);
  text-transform: uppercase;
}

.pflow__rule {
  width: 28px;
  height: 1px;
  background: var(--teal-2);
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform .5s ease var(--_delay, 0s);
}

.pflow.is-in .pflow__node .pflow__rule {
  transform: scaleX(1);
  transition-delay: calc(var(--_delay, 0s) + .15s);
}

.pflow__title {
  margin: 4px 0 0;
  font-family: var(--jp-bold);
  font-weight: 500;
  font-size: clamp(17px, 1.4vw, 20px);
  line-height: 1.55;
  color: var(--pflow-node-color);
  letter-spacing: .01em;
}

.pflow__sub {
  margin: auto 0 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ink-500);
  padding-top: 24px;
  border-top: 1px dashed rgba(14, 20, 23, .14);
}

/* ---- Line-drawing per segment (data-seg) --------- */
.pflow__conn path,
.pflow__conn polyline {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  transition: stroke-dashoffset var(--pflow-line-dur) cubic-bezier(.6,.05,.2,1);
}

.pflow.is-in .pflow__conn[data-seg="1"] path,
.pflow.is-in .pflow__conn[data-seg="1"] polyline {
  stroke-dashoffset: 0;
  transition-delay: calc(var(--pflow-node-dur) - .1s);
}

.pflow.is-in .pflow__conn[data-seg="2"] path,
.pflow.is-in .pflow__conn[data-seg="2"] polyline {
  stroke-dashoffset: 0;
  transition-delay: calc(var(--pflow-node-dur) * 2 + var(--pflow-line-dur) * 1 + var(--pflow-step-delay) * 1 - .1s);
}

.pflow.is-in .pflow__conn[data-seg="3"] path,
.pflow.is-in .pflow__conn[data-seg="3"] polyline {
  stroke-dashoffset: 0;
  transition-delay: calc(var(--pflow-node-dur) * 3 + var(--pflow-line-dur) * 2 + var(--pflow-step-delay) * 2 - .1s);
}

.pflow.is-in .pflow__conn[data-seg="4"] path,
.pflow.is-in .pflow__conn[data-seg="4"] polyline {
  stroke-dashoffset: 0;
  transition-delay: calc(var(--pflow-node-dur) * 4 + var(--pflow-line-dur) * 3 + var(--pflow-step-delay) * 3 - .1s);
}

/* ---- Foot labels --------------------------------- */
.pflow__foot {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  padding: 24px 4px 0;
  font-family: var(--display);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--ink-500);
}
.pflow__foot span:last-child { text-align: right; }


/* ---- Mobile / vertical layout -------------------- */
.pflow__stage--v { display: none; }

@media (max-width: 860px) {
  .pflow__stage--h { display: none; }
  .pflow__stage--v { display: block; position: relative; }

  .pflow__stage--v .pflow__nodes {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 2;
  }

  .pflow__stage--v .pflow__node {
    padding: 26px 24px 24px;
    min-height: auto;
    border: 1px solid var(--pflow-card-border);
    background: var(--pflow-card-bg);
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 16px 20px;
    align-items: baseline;
  }
  .pflow__stage--v .pflow__node + .pflow__node {
    border-top: 0;
  }

  .pflow__stage--v .pflow__num { grid-column: 1; }
  .pflow__stage--v .pflow__rule { display: none; }
  .pflow__stage--v .pflow__title { grid-column: 2; margin: 0; }
  .pflow__stage--v .pflow__sub {
    grid-column: 2;
    margin: 0;
    padding-top: 12px;
    border-top: 1px dashed rgba(14, 20, 23, .14);
  }

  /* vertical connector between cards (SVG arrows) */
  .pflow__stage--v .pflow__vconn {
    display: block;
    text-align: left;
    padding: 12px 0 12px 22px;
    color: var(--pflow-line-active);
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity .5s ease, transform .5s ease;
  }
  .pflow__stage--v .pflow__vconn svg {
    width: 14px;
    height: 28px;
    display: block;
  }
  .pflow.is-in .pflow__stage--v .pflow__vconn { opacity: 1; transform: none; }
  .pflow.is-in .pflow__stage--v .pflow__vconn[data-seg="1"] { transition-delay: calc(var(--pflow-node-dur) - .1s); }
  .pflow.is-in .pflow__stage--v .pflow__vconn[data-seg="2"] { transition-delay: calc(var(--pflow-node-dur) * 2 - .1s); }
  .pflow.is-in .pflow__stage--v .pflow__vconn[data-seg="3"] { transition-delay: calc(var(--pflow-node-dur) * 3 - .1s); }
  .pflow.is-in .pflow__stage--v .pflow__vconn[data-seg="4"] { transition-delay: calc(var(--pflow-node-dur) * 4 - .1s); }

  .pflow__foot {
    flex-direction: column;
    gap: 8px;
    padding-top: 32px;
  }
  .pflow__foot span:last-child { text-align: left; }
}


/* ---- Reduced motion — everything visible, no transitions --- */
@media (prefers-reduced-motion: reduce) {
  .pflow__node,
  .pflow__rule,
  .pflow__conn path,
  .pflow__conn polyline,
  .pflow__vconn {
    opacity: 1 !important;
    transform: none !important;
    stroke-dashoffset: 0 !important;
    transition: none !important;
  }
  .pflow__line,
  .pflow__arrow { stroke: var(--pflow-line-active) !important; }
}


/* ════════════════════════════════════════════════
   05 · WHY SODAI SYSTEM (AI Consulting context)
   ════════════════════════════════════════════════ */
.aic-why {
  background: linear-gradient(180deg, #ECF0F4 0%, #F4F1EC 100%);
  color: var(--ink-900);
}

.aic-why__row {
  display: grid;
  grid-template-columns: minmax(280px, 420px) 1fr;
  gap: clamp(40px, 7vw, 120px);
  align-items: start;
}

.aic-why__row .meta {
  font-family: var(--display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: .32em;
  text-transform: uppercase;
  color: var(--ink-500);
  margin: 0 0 18px;
}

.aic-why__row h2 {
  margin: 0 0 30px;
  font-family: var(--lato);
  font-weight: 100;
  font-size: clamp(40px, 5.2vw, 76px);
  line-height: 1;
  letter-spacing: -.02em;
}

.aic-why__row h2 em {
  font-family: var(--lato);
  font-weight: 300;
  color: var(--teal-1);
}

.aic-why__row .lead {
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 2.05;
  color: var(--ink-700);
  margin: 0 0 22px;
  max-width: 44ch;
}

.aic-why__row p {
  font-family: var(--jp);
  font-weight: 300;
  font-size: 15px;
  line-height: 2;
  color: var(--ink-500);
  margin: 0;
  max-width: 44ch;
}

.aic-why__bdt {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(14, 20, 23, .16);
  border-left: 1px solid rgba(14, 20, 23, .16);
}

.aic-why__bdt .cell {
  padding: 32px 26px;
  border-right: 1px solid rgba(14, 20, 23, .16);
  border-bottom: 1px solid rgba(14, 20, 23, .16);
  background: rgba(255,255,255,.5);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: background .4s;
}

.aic-why__bdt .cell:hover { background: rgba(255,255,255,.85); }

.aic-why__bdt .cell .op {
  font-family: var(--serif);
  font-size: 20px;
  color: var(--teal-2);
  line-height: 1;
  margin: 0 0 8px;
}

.aic-why__bdt .cell h4 {
  margin: 0;
  font-family: var(--lato);
  font-weight: 300;
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.1;
  color: var(--ink-900);
  letter-spacing: -.01em;
}

.aic-why__bdt .cell .jp {
  font-family: var(--jp-bold);
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink-500);
  margin: 8px 0 12px;
}

.aic-why__bdt .cell p {
  margin: 0;
  font-family: var(--jp);
  font-weight: 300;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-700);
  max-width: none;
}

@media (max-width: 900px) {
  .aic-why__row { grid-template-columns: 1fr; }
  .aic-why__bdt { grid-template-columns: 1fr; }
}


/* ════════════════════════════════════════════════
   Contact CTA (AI Consulting variant — reuses .contact-cta patterns)
   ════════════════════════════════════════════════ */
.aic-cta {
  background: var(--ink-900);
  color: #fff;
}

.aic-cta .section-head .meta,
.aic-cta .section-title { color: #fff; }
.aic-cta .section-head .meta { color: rgba(255,255,255,.55); }
.aic-cta .section-title em { color: var(--accent); }
.aic-cta .section-title .ch { color: rgba(255,255,255,.55); }

.aic-cta__lead {
  font-family: var(--jp);
  font-weight: 300;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 2.05;
  color: rgba(255,255,255,.86);
  margin: 0 0 44px;
  max-width: 56ch;
}

.aic-cta__stages {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,.18);
  border-left: 1px solid rgba(255,255,255,.18);
  margin: 0 0 60px;
}

.aic-cta__stage {
  padding: 32px 26px;
  border-right: 1px solid rgba(255,255,255,.22);
  border-bottom: 1px solid rgba(255,255,255,.22);
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background .4s;
}
.aic-cta__stage:hover { background: rgba(255,255,255,.05); }

.aic-cta__stage .n {
  font-family: var(--display);
  font-weight: 500;
  font-size: 11.5px;
  letter-spacing: .3em;
  color: var(--accent);
}

.aic-cta__stage p {
  margin: 0;
  font-family: var(--jp);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(255,255,255,.94);
}

.aic-cta__foot {
  display: flex;
  flex-direction: column;
  gap: 32px;
  align-items: flex-start;
}

.aic-cta__foot .msg {
  font-family: var(--jp);
  font-weight: 300;
  font-size: 15.5px;
  line-height: 1.95;
  color: rgba(255,255,255,.8);
  margin: 0;
  max-width: 56ch;
}

@media (max-width: 900px) {
  .aic-cta__stages { grid-template-columns: 1fr; }
}