/* Story visual takeaway */
.story__body { text-align: center; max-width: 760px; margin: 56px auto 24px; }
.story__lede { font-size: 22px; line-height: 1.45;}
.story__lede strong { font-weight: 600;}

.story__divider {
  display: flex; align-items: center; justify-content: center;
  gap: 16px;
  margin: 36px 0 40px;
}
.story__divider::before, .story__divider::after {
  content: ""; flex: 1; max-width: 200px; height: 1px;
  background: var(--byai-stroke);
}
.story__divider-label {
  font-family: var(--font-body); font-weight: 700;
  font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--byai-ink);
  padding: 8px 16px;
  background: var(--byai-lime);
  border-radius: 999px;
  white-space: nowrap;
}

.story__answers-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 1080px; margin: 0 auto;
}
.answer-card {
  background: var(--byai-paper);
  border: 2px solid var(--byai-ink);
  border-radius: 24px;
  padding: 24px;
  display: flex; flex-direction: column; gap: 18px;
  box-shadow: 0 8px 24px -8px rgba(20,22,40,.12);
}
.answer-card__head { display: flex; align-items: center; gap: 12px; }
.answer-card__for { font-family: var(--font-display); font-weight: 600; font-size: 17px;}
.answer-card__rec {
  background: var(--byai-surface);
  border-radius: 16px;
  overflow: hidden;
}
.answer-card__hero { height: 132px; background-size: cover; background-position: center;}
.answer-card__hero--ok {
  background-image: linear-gradient(180deg, rgba(9,9,10,0) 60%, rgba(9,9,10,.18)), url('https://images.unsplash.com/photo-1553621042-f6e147245754?q=80&w=900&auto=format&fit=crop');
  background-size: cover; background-position: center;
}
.answer-card__hero--tokyo {
  background-image: linear-gradient(180deg, rgba(9,9,10,0) 60%, rgba(9,9,10,.18)), url('https://images.unsplash.com/photo-1514933651103-005eec06c04b?q=80&w=900&auto=format&fit=crop');
  background-size: cover; background-position: center;
}
.answer-card__note {
  margin: 0;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--byai-graphite);
  text-align: center;
  border-top: 1px dashed var(--byai-stroke);
  border-bottom: 1px dashed var(--byai-stroke);
}
.answer-card__note em { font-family: var(--font-display); font-style: italic; font-weight: 500; color: var(--byai-ink); }
.answer-card__meta { padding: 16px 18px 18px;}
.answer-card__row { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px;}
.answer-card__name { font-family: var(--font-display); font-weight: 700; font-size: 18px; letter-spacing: -.012em;}
.answer-card__sub { font-size: 12px; color: var(--byai-graphite); margin-top: 2px;}
.answer-card__fit {
  font-family: var(--font-display); font-weight: 700;
  font-size: 30px; line-height: 1;
  background: var(--byai-lime);
  color: var(--byai-ink);
  padding: 8px 12px 6px; border-radius: 12px;
  display: flex; flex-direction: column; align-items: center;
}
.answer-card__fit small { font-size: 9px; font-weight: 700; letter-spacing: .14em; margin-top: 2px; opacity: .7;}
.answer-card__why { font-size: 14px; line-height: 1.5; color: var(--byai-ink); margin: 12px 0 0;}

.story__punchline {
  text-align: center;
  margin: 40px auto 0;
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(20px, 2vw, 28px);
  letter-spacing: -.012em;
  color: var(--byai-ink);
  max-width: 600px;
}

@media (max-width: 760px) {
  .story__answers-grid { grid-template-columns: 1fr; }
}
.screen-bottle { padding: 14px; }
.screen-bottle__viz {
  height: 156px;
  display: flex; align-items: flex-end; justify-content: center;
  background: linear-gradient(180deg, #f6f4ef 0%, #e8e4d8 100%);
  border-radius: 14px;
  position: relative;
  margin-bottom: 14px;
  border: 1px solid var(--byai-stroke);
}
.screen-bottle__shape { position: relative; width: 46px; height: 130px; display:flex; flex-direction: column; align-items: center; }
.screen-bottle__neck { width: 14px; height: 36px; background: #1f2a1f; border-radius: 3px 3px 0 0;}
.screen-bottle__body { flex: 1; width: 46px; background: linear-gradient(180deg, #2a3a26 0%, #14201a 100%); border-radius: 6px 6px 8px 8px; position: relative;}
.screen-bottle__label {
  position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%);
  background: #f8f5ed; color: #2c2519;
  font-family: var(--font-display); font-weight: 700;
  font-size: 9px; line-height: 1.1;
  padding: 6px 8px; border-radius: 3px;
  text-align: center; letter-spacing: .02em;
  border: 1px solid #c5b899;
  width: 38px;
}
.screen-bottle__body-copy { padding: 0 2px;}
.screen-bottle__body-copy .screen-card__name { font-family: var(--font-display); font-weight: 700; font-size: 16px; margin-top: 10px;}
.screen-bottle__body-copy .screen-card__sub { font-size: 11px; color: var(--byai-graphite); margin-bottom: 8px;}
.screen-bottle__body-copy .screen-evidence { font-size: 11px; line-height: 1.4; color: var(--byai-ink); margin: 0 0 10px; }
.screen-bottle__body-copy .screen-sources { display: flex; gap: 6px; font-size: 9px; color: var(--byai-graphite); flex-wrap: wrap;}

/* Phone 2: person */
.screen-person { padding: 14px 16px; }
.screen-person__head { display:flex; align-items:center; gap: 10px; margin-bottom: 12px; }
.screen-person__avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, #BAF06F 0%, #87c544 100%);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 16px;
  color: var(--byai-ink);
  border: 2px solid var(--byai-ink);
}
.screen-badge--inline { position: static; }
.screen-person__name { font-family: var(--font-display); font-weight: 700; font-size: 17px; line-height: 1.15;}
.screen-person__sub { font-size: 11px; color: var(--byai-graphite); margin-bottom: 14px;}
.screen-person .screen-fit { padding: 0; }

/* Art covers (SVG-free, pure CSS gradients) */
.bubble-card__hero--art-a {
  background:
    radial-gradient(ellipse at 30% 40%, rgba(255,255,255,.4), transparent 60%),
    linear-gradient(135deg, #c8a877 0%, #6e5236 65%, #2a1f15 100%);
}
.bubble-card__hero--art-b {
  background:
    radial-gradient(circle at 70% 30%, rgba(255,255,255,.25), transparent 55%),
    linear-gradient(180deg, #4a5670 0%, #1f2937 100%);
}

/* HERO */
.hero {
  position: relative;
  padding: clamp(56px, 7vw, 96px) 0 clamp(40px, 5vw, 72px);
  overflow: hidden;
}
.hero__inner { position: relative; }
.hero__copy { text-align: center; max-width: 1100px; margin: 0 auto; }
.hero__headline {
  letter-spacing: var(--tracking-display);
  text-wrap: balance;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.04em;
}
.hero__headline-line { display: block; }
.hero__headline-accent {
  display: block;
  color: var(--byai-graphite);
}
.hero__lede { max-width: 720px; margin: 24px auto 0; text-wrap: pretty; }
.hero__cta-row { display: flex; align-items: center; justify-content: center; gap: 20px; margin-top: 36px; flex-wrap: wrap; }
.hero__stage {
  position: relative;
  height: clamp(440px, 56vw, 720px);
  margin: clamp(40px, 5vw, 72px) auto 0;
  max-width: 1180px;
}
.phone {
  position: absolute;
  z-index: 1;
  width: 256px;
  height: 528px;
  border-radius: 38px;
  background: #0e0e10;
  padding: 8px;
  box-shadow: 0 40px 60px -20px rgba(20,22,40,0.30), 0 18px 30px -14px rgba(20,22,40,0.18);
  transition: transform 600ms cubic-bezier(.2,.7,.2,1);
  will-change: transform;
}
.phone__chip {
  position: absolute;
  top: -2px; left: 50%; transform: translateX(-50%);
  z-index: 2;
}
.phone__screen {
  width: 100%; height: 100%;
  border-radius: 30px;
  background: #fff;
  overflow: hidden;
  position: relative;
}
.phone__screen--chat { background: #f4f5f8; }
.phone--left  { left: 0;    top: 60px; }
.phone--center{ left: 50%; transform: translateX(-50%); top: 0; z-index: 2; }
.phone--right { right: 0;   top: 60px; }

.screen-row { display:flex; align-items:center; gap:8px; padding: 14px 18px 8px; }
.screen-row--head .screen-dot { width: 28px; height: 28px; border-radius: 50%; background: var(--byai-surface);}
.screen-row--head .screen-bar { flex:1; height: 8px; border-radius: 4px; background: var(--byai-surface);}

.screen-card { margin: 4px 14px; border-radius: 18px; overflow: hidden; border: 1px solid var(--byai-stroke); }
.screen-card__hero { height: 130px; background-size: cover; background-position: center; background-color: #c9d3e4; }
.screen-card__body { padding: 14px; }
.screen-rating {
  display:inline-flex; align-items:baseline; gap:4px;
  background: var(--byai-lime); padding: 4px 10px; border-radius: 999px;
  font-family: var(--font-display); font-weight: 700;
}
.screen-rating__num { font-size: 14px; }
.screen-rating__lbl { font-size: 9px; letter-spacing: .12em; }
.screen-card__name { font-family: var(--font-display); font-weight: 700; font-size: 18px; margin-top: 10px; }
.screen-card__sub { font-size: 11px; color: var(--byai-graphite); margin-bottom: 10px; }
.screen-evidence { font-size: 11px; line-height: 1.4; color: var(--byai-ink); margin: 0 0 10px; }
.screen-evidence strong { font-weight: 700; }
.screen-sources { display:flex; gap: 6px; font-size: 9px; color: var(--byai-graphite); flex-wrap: wrap;}

.screen-hero { margin: 4px 14px; height: 150px; border-radius: 18px; background-size: cover; background-position: center; position: relative; background-color: #d2cfc7;}
.screen-badge { position: absolute; top: 12px; left: 12px; background: rgba(9,9,10,.86); color: #fff; font-size: 9px; font-weight: 700; letter-spacing: .14em; padding: 5px 9px; border-radius: 99px; }
.screen-fit { display:flex; gap: 12px; padding: 16px 14px; align-items: center; }
.screen-fit__ring { position: relative; width: 80px; height: 80px; flex-shrink: 0; }
.screen-fit__svg { width: 100%; height: 100%; }
.screen-fit__num { position: absolute; inset: 0; display:flex; align-items:center; justify-content:center; font-family: var(--font-display); font-weight: 700; font-size: 26px; }
.screen-fit__lbl { position: absolute; bottom: -4px; left: 50%; transform: translateX(-50%); font-size: 8px; letter-spacing: .14em; color: var(--byai-graphite); font-weight: 700;}
.screen-fit__copy { flex:1; }
.screen-fit__name { font-family: var(--font-display); font-weight: 700; font-size: 16px; }
.screen-fit__sub { font-size: 10px; color: var(--byai-graphite); margin-bottom: 6px; }
.screen-fit__why { list-style: none; padding: 0; margin: 0; font-size: 10px; line-height: 1.45; color: var(--byai-ink); }
.screen-fit__why li { position: relative; padding-left: 10px; }
.screen-fit__why li::before { content: "·"; position: absolute; left: 2px; }

.chat { padding: 14px 14px 16px; display: flex; flex-direction: column; gap: 8px; }
.chat__time { text-align: center; font-size: 10px; color: var(--byai-graphite); margin: 4px 0 6px; }
.bubble { padding: 9px 12px; border-radius: 16px; font-size: 12px; max-width: 75%; line-height: 1.35;}
.bubble--out { background: var(--byai-ink); color: #fff; align-self: flex-end; border-bottom-right-radius: 6px;}
.bubble--in  { background: #fff; color: var(--byai-ink); align-self: flex-start; border-bottom-left-radius: 6px; border: 1px solid var(--byai-stroke);}
.bubble-card { background: #fff; border-radius: 14px; border: 1px solid var(--byai-stroke); overflow: hidden; }
.bubble-card__hero { height: 70px; background-size: cover; background-position: center; background-color: #c9d3e4; }
.bubble-card__body { padding: 10px 12px; }
.bubble-card__row { display:flex; justify-content: space-between; align-items: baseline;}
.bubble-card__name { font-family: var(--font-display); font-weight: 700; font-size: 13px; }
.bubble-card__fit { background: var(--byai-lime); border-radius: 99px; padding: 2px 7px; font-size: 10px; font-weight: 700; }
.bubble-card__why { font-size: 10px; color: var(--byai-graphite); margin: 2px 0 6px;}
.bubble-card__cta { background: var(--byai-ink); color: #fff; border: 0; padding: 5px 10px; font-size: 10px; border-radius: 8px; font-weight: 700; letter-spacing: .08em;}

.float-badge {
  position: absolute;
  width: 64px; height: 64px;
  border-radius: 19px;
  background: #fff;
  border: 2px solid var(--byai-ink);
  box-shadow: var(--shadow-card);
  display: flex; align-items: center; justify-content: center;
  color: var(--byai-ink);
}
.float-badge--a { left: 20px; top: 0; transform: rotate(-9deg); }
.float-badge--b { right: 258px; top: 30%; transform: rotate(8deg); padding: 0 12px; width: auto; height: 48px; z-index: 0;}
.float-badge--b .float-badge__pct { font-family: var(--font-display); font-weight: 700; font-size: 18px; }
.float-badge--c { right: 32px; top: 4%; transform: rotate(12deg); background: var(--byai-lime); }

.hero__foot { text-align: center; max-width: 760px; margin: clamp(32px, 4vw, 56px) auto 0; }
.hero__sub { margin: 0 auto; }
.hero__cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 28px; }

/* MARQUEE */
.marquee-strip {
  border-top: 1px solid var(--byai-stroke);
  border-bottom: 1px solid var(--byai-stroke);
  background: #fff;
  padding: 18px 0;
  overflow: hidden;
}
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);}
.marquee__track { display: inline-flex; gap: 36px; white-space: nowrap; animation: scroll-x 40s linear infinite; font-family: var(--font-body); font-weight: 700; font-size: 12px; letter-spacing: .18em; color: var(--byai-ink);}
.marquee__track .dot { color: var(--byai-lime); font-size: 8px; align-self: center;}
@keyframes scroll-x { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* STORY */
.story-section { background: #fff; }
.story__head { text-align: center; margin-bottom: clamp(48px, 5vw, 72px);}
.story__title { max-width: 16ch; margin: 16px auto 0; }
.eyebrow--center { justify-content: center; }
.story__head .eyebrow { display: inline-flex; }
.story__split {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: clamp(20px, 3vw, 40px);
  align-items: center;
}
.reviewer {
  background: var(--byai-paper);
  border: 2px solid var(--byai-ink);
  border-radius: var(--r-md);
  padding: 28px;
  box-shadow: var(--shadow-card);
}
.reviewer__head { display: flex; gap: 14px; align-items: center; margin-bottom: 14px; }
.reviewer__avatar {
  width: 48px; height: 48px; border-radius: 50%;
  border: 2px solid var(--byai-ink);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 18px;
}
.reviewer__avatar--ok { background: #fde2c1; }
.reviewer__avatar--tokyo { background: #cbe1ff; }
.reviewer__name { font-size: 13px; font-weight: 700; }
.reviewer__from { font-size: 12px; color: var(--byai-graphite); }
.reviewer__stars { color: #D4A853; font-size: 16px; letter-spacing: 2px; margin-bottom: 10px;}
.reviewer__stars--low { color: var(--byai-graphite); }
.reviewer__quote { font-family: var(--font-display); font-weight: 600; font-size: 22px; line-height: 1.2; letter-spacing: -.012em; margin: 0 0 18px;}
.reviewer__fit { background: var(--byai-surface); border-radius: 12px; padding: 12px;}
.reviewer__fit-bar { height: 8px; background: #fff; border-radius: 99px; overflow: hidden; margin-bottom: 8px;}
.reviewer__fit-bar span { display: block; height: 100%; background: var(--byai-lime); border-radius: 99px;}
.reviewer__fit--low .reviewer__fit-bar span { background: #d8d8d8; }
.reviewer__fit-row { display:flex; justify-content: space-between; align-items: baseline; font-size: 10px; font-weight: 700; letter-spacing: .14em; color: var(--byai-graphite);}
.reviewer__fit-row strong { font-family: var(--font-display); font-size: 28px; color: var(--byai-ink); letter-spacing: -.012em;}

.story__center { text-align: center; max-width: 200px;}
.story__restaurant { background: #fff; border: 2px solid var(--byai-ink); border-radius: 16px; padding: 12px; box-shadow: var(--shadow-chip);}
.story__rest-img { width: 100%; aspect-ratio: 1.2/1; background-size: cover; background-position: center; border-radius: 10px; margin-bottom: 8px; background-color: #d9e3eb;}
.story__rest-name { font-family: var(--font-display); font-weight: 700; font-size: 16px;}
.story__rest-sub { font-size: 10px; color: var(--byai-graphite); }
.story__vs { margin-top: 16px; font-family: var(--font-display); font-style: italic; font-weight: 500; font-size: 14px; color: var(--byai-graphite);}

.story__body { text-align: center; max-width: 760px; margin: 56px auto 0; }
.story__lede { margin: 0 auto 18px; }
.story__lede--soft { color: var(--byai-graphite); }
.story__lede em { font-family: var(--font-display); font-style: italic; font-weight: 500; }

@media (max-width: 900px) {
  .story__split { grid-template-columns: 1fr; }
  .story__center { margin: 0 auto; }
}

/* DIFFERENTIATORS */
.diff-section { background: #fff; }
.diff__head { text-align: center; margin-bottom: 64px; }
.diff__head h2 { margin-top: 16px; }
.diff__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;}
.diff-card {
  background: var(--byai-paper);
  border-radius: var(--r-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-soft);
}
.diff-card__motif { width: 120px; height: 120px; margin-bottom: 24px; }
.diff-card h3 { margin-bottom: 14px; }
.diff-card__body { font-size: 15px; line-height: 1.55;}
.diff-card em { font-family: var(--font-display); font-style: italic; font-weight: 500;}
@media (max-width: 900px) { .diff__grid { grid-template-columns: 1fr; } }

/* WHO */
.who-section { background: var(--byai-surface); }
.who { padding: clamp(48px, 6vw, 88px) 0;}
.who__inner { max-width: 880px; margin: 0 auto; text-align: center; }
.who__title { margin: 18px 0 32px; }
.who__chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: 0 0 32px; padding: 0; }
.who__chip {
  background: #fff;
  border: 1.5px solid var(--byai-ink);
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
}
.who__body { margin: 0 auto; }

/* PLATFORM */
.platform-section { background: #fff; }
.platform__head { text-align: center; margin-bottom: 56px; max-width: 880px; margin-left: auto; margin-right: auto;}
.platform__head h2 { margin-top: 16px; margin-bottom: 20px;}
.platform__lede { margin: 0 auto; }
.roles {
  background: var(--byai-ink);
  border-radius: var(--r-xl);
  padding: clamp(28px, 3vw, 48px);
  color: #fff;
}
.roles__nav { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,.12); padding-bottom: 8px;}
.roles__tab {
  background: transparent; border: 0; color: rgba(255,255,255,.6);
  text-align: left; padding: 14px 18px; border-radius: 12px;
  display: flex; flex-direction: column; gap: 6px;
  transition: background 200ms, color 200ms;
}
.roles__tab:hover { color: #fff; }
.roles__tab.is-active { background: rgba(255,255,255,.06); color: #fff; }
.roles__tab-num { font-family: var(--font-display); font-size: 11px; letter-spacing: .14em; color: var(--byai-lime); }
.roles__tab-name { font-family: var(--font-display); font-weight: 600; font-size: clamp(16px, 1.4vw, 22px); }

.roles__panels { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.diff-card__num { font-family: var(--font-display); font-weight: 700; font-size: 48px; color: var(--byai-lime); margin-bottom: 12px; letter-spacing: -.02em; line-height: 1;}
.solution-card { position: relative; }
.solution-card__live { position: absolute; top: 16px; left: 16px; display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; background: rgba(9,9,10,.85); color: #fff; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; z-index: 2; }
.solution-card__live-dot { width: 8px; height: 8px; border-radius: 999px; background: var(--byai-lime); box-shadow: 0 0 12px var(--byai-lime); animation: livePulse 1.8s ease-in-out infinite;}
@keyframes livePulse { 0%,100% { opacity: 1;} 50% { opacity: .55;} }
.arch-block__eg { margin-top: 16px; padding-top: 16px; border-top: 1px dashed rgba(255,255,255,.18); font-size: 14px; color: rgba(255,255,255,.75); line-height: 1.55;}
.arch-block__eg span { display: inline-block; font-size: 10px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--byai-lime); margin-right: 8px;}
.tripsby__metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 32px 0; padding: 24px 0; border-top: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12);}
.tripsby__metric-num { color: var(--byai-lime); line-height: 1; margin-bottom: 8px;}
.tripsby__metric-lbl { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.6);}
.close-cta-section { padding: 80px 0 120px;}
.close-cta { text-align: center; max-width: 880px; margin: 0 auto;}
.close-cta__title { margin-bottom: 32px;}
.role { display: grid; grid-template-columns: 88px 1fr; gap: 24px; align-items: start; padding: 32px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); border-radius: 28px;}
.role__motif { background: #fff; border-radius: 18px; aspect-ratio: 1/1; padding: 12px; display: flex; align-items: center; justify-content: center;}
.role__body h3 { color: #fff; margin: 14px 0 16px; }
.role__copy { font-size: 17px; line-height: 1.55; color: rgba(255,255,255,.78); max-width: 56ch;}
.role__powered { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 8px;}
.role__powered li { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; padding: 8px 14px; background: rgba(255,255,255,.08); border-radius: 999px; color: #fff;}
.role .eyebrow { color: var(--byai-lime); }
.role .eyebrow::before { background: var(--byai-lime); }
@media (max-width: 900px) {
  .roles__panels { grid-template-columns: 1fr; }
  .role { grid-template-columns: 64px 1fr; gap: 16px; padding: 20px;}
}

/* ARCHITECTURE */
.arch-section { background: var(--byai-surface); }
.arch__head { text-align: center; max-width: 760px; margin: 0 auto 56px;}
.arch__head h2 { margin-top: 16px; margin-bottom: 18px;}
.arch__lede { margin: 0 auto; }
.arch__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;}
.arch-block { background: #fff; border-radius: var(--r-lg); padding: 32px; box-shadow: var(--shadow-soft);}
.arch-block--wide { grid-column: 1 / -1; }
.arch-block--center { grid-column: 1 / -1; max-width: calc(50% - 10px); margin: 0 auto; }
.arch-block__num { font-family: var(--font-display); font-weight: 700; font-size: 14px; letter-spacing: .14em; color: var(--byai-lime); background: var(--byai-ink); display: inline-block; padding: 6px 12px; border-radius: 99px; margin-bottom: 18px;}
.arch-block h4 { margin-bottom: 12px; }
@media (max-width: 760px) { .arch__grid { grid-template-columns: 1fr; } .arch-block--wide, .arch-block--center { grid-column: auto; max-width: none; } }

/* SOLUTIONS */
.solutions-section { background: #fff; }
.solutions__head { text-align: center; max-width: 780px; margin: 0 auto 56px;}
.solutions__head h2 { margin-top: 16px; margin-bottom: 18px;}
.solutions__lede { margin: 0 auto; }
.solutions__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.solution-card {
  background: #fff;
  border: 2px solid var(--byai-ink);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform 280ms cubic-bezier(.2,.7,.2,1), box-shadow 280ms ease;
  box-shadow: 0 2px 0 var(--byai-ink);
}
.solution-card:hover { transform: translateY(-4px); box-shadow: 0 16px 30px -10px rgba(20,22,40,.18), 0 2px 0 var(--byai-ink);}
.solution-card__img { aspect-ratio: 16/10; background-size: cover; background-position: center; border-bottom: 2px solid var(--byai-ink);}
.solution-card__img--hosp { background-image: linear-gradient(180deg, rgba(9,9,10,.02), rgba(9,9,10,.22)), url('https://images.unsplash.com/photo-1566073771259-6a8506099945?q=80&w=1200&auto=format&fit=crop'); background-size: cover; background-position: center;}
.solution-card__img--well { background-image: linear-gradient(180deg, rgba(9,9,10,.02), rgba(9,9,10,.22)), url('https://images.unsplash.com/photo-1544161515-4ab6ce6db874?q=80&w=1400&auto=format&fit=crop'); background-size: cover; background-position: center;}
.solution-card__img--edu  { background-image: linear-gradient(180deg, rgba(9,9,10,.02), rgba(9,9,10,.22)), url('https://images.unsplash.com/photo-1507842217343-583bb7270b66?q=80&w=1200&auto=format&fit=crop'); background-size: cover; background-position: center;}
.solution-card__img--coll { background-image: linear-gradient(180deg, rgba(9,9,10,.02), rgba(9,9,10,.22)), url('https://images.unsplash.com/photo-1524592094714-0f0654e20314?q=80&w=1200&auto=format&fit=crop'); background-size: cover; background-position: center;}
.solution-card__body { padding: 28px; flex: 1; display: flex; flex-direction: column;}
.solution-card__body h3 { margin: 10px 0 12px;}
.solution-card__body p { flex: 1; margin-bottom: 20px; font-size: 14px;}
.solution-card__cta { font-weight: 700; font-size: 12px; letter-spacing: .14em; text-transform: uppercase; display: inline-flex; align-items: center; gap: 8px;}

.solutions__closer {
  grid-column: 1 / -1;
  background: var(--byai-lime);
  border-radius: var(--r-lg);
  padding: clamp(36px, 4vw, 56px);
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  margin-top: 16px;
}
.solutions__closer-text { max-width: 30ch; }

@media (max-width: 1000px) { .solutions__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .solutions__grid { grid-template-columns: 1fr; } }

/* TRIPSBY */
.tripsby-section { background: #fff; }
.tripsby { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center;}
.tripsby__copy h2 { margin: 16px 0 18px; }
.tripsby__copy .btn { margin-top: 28px; }
.tripsby__visual { display: flex; justify-content: center; }
.tripsby-phone {
  width: 280px; height: 560px; border-radius: 42px;
  background: #1a1a1f; padding: 8px; position: relative;
  box-shadow: 0 40px 70px -20px rgba(0,0,0,.4);
}
.tripsby-phone__notch { position: absolute; top: 14px; left: 50%; transform: translateX(-50%); width: 100px; height: 26px; background: #000; border-radius: 16px;}
.tripsby-phone__screen { width: 100%; height: 100%; border-radius: 34px; overflow: hidden; background: #548F65;}
.tripsby-app { background: #f3f4f7; height: 100%; padding: 50px 18px 18px; color: var(--byai-ink);}
.tripsby-app__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px;}
.tripsby-app__logo { font-family: var(--font-display); font-weight: 700; font-size: 16px; color: #2c5b40;}
.tripsby-app__menu { color: var(--byai-graphite); letter-spacing: 2px;}
.tripsby-app__greeting { font-family: var(--font-display); font-weight: 600; font-size: 22px; line-height: 1.2; margin-bottom: 18px; color: var(--byai-ink);}
.tripsby-app__card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-chip); margin-bottom: 12px;}
.tripsby-app__hero { height: 110px; background-size: cover; background-position: center; background-color: #d2cfc7;}
.tripsby-app__row { padding: 12px; display: flex; justify-content: space-between; align-items: center;}
.tripsby-app__name { font-family: var(--font-display); font-weight: 700; font-size: 14px;}
.tripsby-app__sub { font-size: 11px; color: var(--byai-graphite);}
.tripsby-app__fit { background: #548F65; color: #fff; padding: 6px 10px; border-radius: 99px; font-family: var(--font-display); font-weight: 700; font-size: 14px;}
.tripsby-app__bubble { background: var(--byai-ink); border-radius: 14px 14px 14px 4px; padding: 10px 12px; font-size: 12px; color: #fff; width: max-content; max-width: 90%; box-shadow: var(--shadow-chip);}

@media (max-width: 800px) { .tripsby { grid-template-columns: 1fr; } }

/* HOW WE WORK */
.how-section { background: var(--byai-surface); }
.how__head { text-align: center; max-width: 760px; margin: 0 auto 56px;}
.how__head h2 { margin-top: 16px; margin-bottom: 18px;}
.how__lede { margin: 0 auto;}
.how__steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; position: relative;}
.how__steps::before {
  content: "";
  position: absolute;
  top: 56px; left: 5%; right: 5%; height: 1.5px;
  background: repeating-linear-gradient(90deg, var(--byai-ink) 0 6px, transparent 6px 12px);
  z-index: 0;
}
.how-step { background: #fff; border-radius: var(--r-lg); padding: 28px; position: relative; z-index: 1; box-shadow: var(--shadow-soft);}
.how-step__num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--byai-lime); display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 700; font-size: 16px;
  border: 2px solid var(--byai-ink);
  margin-bottom: 20px;
}
.how-step h4 { margin-bottom: 12px;}
.how-step p { font-size: 14px;}
@media (max-width: 900px) { .how__steps { grid-template-columns: 1fr 1fr; } .how__steps::before { display: none;} }
@media (max-width: 540px) { .how__steps { grid-template-columns: 1fr; } }

/* TRUST */
.trust-section { background: #fff; }
.trust__head { text-align: center; max-width: 760px; margin: 0 auto 56px;}
.trust__head h2 { margin-top: 16px; }
.trust__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;}
.trust-card { background: var(--byai-surface); border-radius: var(--r-lg); padding: 40px 32px;}
.trust-card__num { font-size: clamp(56px, 6vw, 88px) !important; line-height: 1; margin-bottom: 16px; display: flex; align-items: baseline; gap: 4px; }
.trust-card__num sup { font-size: .4em; color: var(--byai-lime); margin-left: -4px;}
.trust-card__lbl { font-size: 14px; color: var(--byai-graphite); line-height: 1.5; max-width: 32ch;}
@media (max-width: 800px) { .trust__grid { grid-template-columns: 1fr; } }

/* ABOUT */
.about-section { background: #fff; }
.about { text-align: center; max-width: 760px; margin: 0 auto;}
.about__title { margin: 16px 0 24px;}
.about__body { margin: 0 auto 32px;}

/* LIME BAND (signature) */
.lime-band {
  background: var(--byai-lime);
  position: relative;
  padding: clamp(80px, 10vw, 160px) 0;
}
.lime-band__cap {
  position: absolute; left: 50%; transform: translateX(-50%);
  width: clamp(160px, 22vw, 320px); height: clamp(80px, 11vw, 160px);
  background: #fff;
}
.lime-band__cap--top { top: 0; border-radius: 0 0 999px 999px;}
.lime-band__cap--bot { bottom: 0; border-radius: 999px 999px 0 0;}
.lime-band__inner { text-align: center; position: relative; z-index: 1;}
.lime-band__title { margin-bottom: 36px; }

/* FOOTER */
.footer {
  background: var(--byai-ink);
  color: #fff;
  padding: clamp(56px, 7vw, 96px) 0 32px;
}
.footer__inner { display: grid; grid-template-columns: 1.2fr 2fr; gap: 56px; }
.footer__brand .wordmark { color: #fff; }
.wordmark--lg { font-size: 48px; }
.footer__tag { margin: 14px 0 32px; color: rgba(255,255,255,.7); max-width: 32ch;}
.footer__meta { display: flex; flex-direction: column; gap: 12px; }
.footer__meta > div { display: flex; flex-direction: column; gap: 2px;}
.footer__lbl { font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.5); margin-bottom: 8px;}
.footer__meta a { color: #fff; }
.footer__meta a:hover { color: var(--byai-lime); }
.footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px;}
.footer__col { display: flex; flex-direction: column; gap: 12px;}
.footer__col a { color: rgba(255,255,255,.7); font-size: 14px; transition: color 140ms;}
.footer__col a:hover { color: #fff; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 64px; padding-top: 24px;
  display: flex; justify-content: space-between;
  font-size: 12px; color: rgba(255,255,255,.5);
}
@media (max-width: 800px) {
  .footer__inner { grid-template-columns: 1fr;}
  .footer__cols { grid-template-columns: 1fr 1fr;}
}


/* ── CUSTOMER MOMENTS ── */
.moments { padding: clamp(24px, 4vw, 64px) 0 clamp(56px, 7vw, 104px); }
.moment {
  display: grid; grid-template-columns: 1.08fr 1fr;
  gap: clamp(36px, 5.5vw, 96px);
  align-items: center;
  padding: clamp(36px, 5vw, 72px) 0;
}
.moment--flip .moment__media { order: 2; }
.moment__media {
  position: relative;
  border-radius: var(--r-xl);
  overflow: hidden;
  aspect-ratio: 5/4;
  background: var(--byai-surface);
}
.moment__media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.88) contrast(1.02);
}
.moment__artifact {
  position: absolute; left: 20px; right: 20px; bottom: 20px;
}
.moment__artifact--chat { display: flex; flex-direction: column; gap: 8px; max-width: 340px; }
.moment__artifact--chat .bubble { box-shadow: 0 10px 26px -8px rgba(9,9,10,.35); font-size: 14px; padding: 11px 15px;}
.moment__artifact--chat .bubble--in { background: #fff; border: 0; }
.moment__artifact--chip {
  display: inline-flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
  border-radius: 18px; padding: 12px 16px;
  right: auto;
  box-shadow: 0 10px 26px -8px rgba(9,9,10,.35);
}
.moment__chip-fit {
  font-family: var(--font-display); font-weight: 700; font-size: 24px; line-height: 1;
  background: var(--byai-lime); border-radius: 12px; padding: 8px 10px 6px;
  display: flex; flex-direction: column; align-items: center;
}
.moment__chip-fit small { font-size: 8px; letter-spacing: .14em; font-weight: 700; opacity: .7; margin-top: 2px;}
.moment__chip-copy { font-size: 13px; line-height: 1.4; color: var(--byai-ink); display: flex; flex-direction: column;}
.moment__chip-copy strong { font-family: var(--font-display); font-size: 15px;}
.moment__artifact--card {
  right: auto;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(8px);
  border-radius: 16px; padding: 14px 18px;
  box-shadow: 0 10px 26px -8px rgba(9,9,10,.35);
}
.moment__mini-name { font-family: var(--font-display); font-weight: 700; font-size: 15px;}
.moment__mini-sub { font-size: 12px; color: var(--byai-graphite); margin-top: 2px;}
.moment__copy .eyebrow { margin-bottom: 16px; }
.moment__copy h3 { margin-bottom: 18px; }
.moment__body { font-size: clamp(16px, 1.3vw, 18px); line-height: 1.6; color: var(--byai-graphite); max-width: 46ch; margin: 0 0 24px;}
.moment__link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 13px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--byai-ink);
  padding-bottom: 4px;
  border-bottom: 2px solid var(--byai-lime);
  transition: gap 180ms ease;
}
.moment__link:hover { gap: 12px; }
@media (max-width: 860px) {
  .moment { grid-template-columns: 1fr; gap: 24px; }
  .moment--flip .moment__media { order: 0; }
}

/* ── UNDER THE HOOD ── */
.underhood__head { margin-bottom: clamp(36px, 4vw, 56px); }
.underhood__head h2 { margin-top: 16px; }
.underhood__grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: clamp(24px, 3vw, 48px);
}
.underhood__role h3 { color: #fff; margin: 12px 0 10px; }
.underhood__role p { font-size: 14px; line-height: 1.6; color: rgba(255,255,255,.72); margin: 0;}
.underhood__num {
  font-family: var(--font-display); font-weight: 700; font-size: 13px;
  letter-spacing: .12em; color: var(--byai-lime);
}
.underhood__foot {
  display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap;
  margin-top: clamp(36px, 4vw, 56px);
  padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.6);
}
.underhood__dot { color: var(--byai-lime); }
@media (max-width: 900px) { .underhood__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .underhood__grid { grid-template-columns: 1fr; } }


/* Phone 1: wine photo */
.screen-bottle__photo {
  height: 156px; border-radius: 14px; overflow: hidden;
  margin-bottom: 14px; border: 1px solid var(--byai-stroke);
}
.screen-bottle__photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9); }

/* Phone 2: furniture match */
.screen-furniture { padding: 14px; }
.screen-furniture__photo {
  position: relative; height: 150px; border-radius: 14px; overflow: hidden;
  margin-bottom: 12px; border: 1px solid var(--byai-stroke);
}
.screen-furniture__photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.9); }
.screen-furniture__photo .screen-badge { top: 10px; left: 10px; }
.screen-furniture__body { padding: 0 2px; }
.screen-furniture__body .screen-fit { padding: 12px 0 0; }