.ph {
  position: relative; isolation: isolate; overflow: hidden;
  display: grid; min-height: max(680px, min(100svh, 940px));
}
.ph-cover {
  position: absolute; z-index: -3; top: -20%; left: -20%; width: 140%; height: 140%; max-width: none;
  object-fit: cover; filter: blur(110px) saturate(1.45); opacity: .92; pointer-events: none;
}
.ph::before {
  content: ""; position: absolute; inset: 0; z-index: -2; opacity: .14; mix-blend-mode: overlay; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.ph::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(60% 72% at 4% 56%, rgba(15,13,13,.5), transparent 72%),
    linear-gradient(rgba(15,13,13,.3), transparent 26%, transparent 64%, var(--bg));
}
.ph-body {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); align-items: center; gap: clamp(32px, 5vw, 80px);
  padding-block: 120px clamp(64px, 7vw, 104px);
}
.ph-copy { display: grid; justify-items: start; gap: 28px; }
.ph h1 { display: grid; margin-left: -0.045em; font-size: clamp(46px, 7vw, 108px); line-height: .9; letter-spacing: -0.055em; font-weight: 800; }
.ph .lede { max-width: 36ch; color: rgba(243,239,236,.76); text-wrap: pretty; }
.ph-fan {
  --pw: clamp(220px, 19.5vw, 290px);
  position: relative; justify-self: center; width: calc(var(--pw) * 1.66); height: calc(var(--pw) * 2.26);
  perspective: 1600px;
}
.ph-fan .device {
  --w: var(--pw); position: absolute; margin: 0;
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform .6s cubic-bezier(.2,0,0,1);
  animation: fan-rise .9s cubic-bezier(.2,0,0,1) both;
}
.ph-back { left: 0; top: 0; rotate: -7deg; animation-delay: .1s; }
.ph-back .device-screen img { filter: brightness(.82); }
.ph-front {
  right: 0; bottom: 0; rotate: 5deg;
  box-shadow:
    inset 0 0 0 calc(var(--w) * .0032) rgba(255,255,255,.2),
    calc(var(--w) * -.08) calc(var(--w) * .12) calc(var(--w) * .3) rgba(0,0,0,.7),
    0 calc(var(--w) * .18) calc(var(--w) * .36) calc(var(--w) * -.1) rgba(0,0,0,.9);
}
@keyframes fan-rise { from { opacity: 0; translate: 0 40px; } }

.swap { padding-block: clamp(88px, 11vw, 160px) 0; }
.swap-head {
  display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 20px clamp(32px, 6vw, 96px);
  align-items: end; margin-bottom: clamp(28px, 3.6vw, 48px);
}
.swap-head p { max-width: 40ch; color: var(--prose); font-size: clamp(17px, 1.3vw, 19px); line-height: 1.6; }
.swap-grid {
  --pw: clamp(230px, 21vw, 296px);
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); grid-auto-rows: clamp(520px, 42vw, 590px); gap: 16px;
}
.swap-card {
  grid-column: span 5; position: relative; isolation: isolate; overflow: hidden;
  display: grid; grid-template-rows: auto 1fr; border-radius: 32px; background: var(--raise);
}
.swap-card.wide { grid-column: span 7; grid-template-columns: minmax(0, 1fr) auto; grid-template-rows: none; }
.swap-glow {
  position: absolute; z-index: -2; left: 50%; top: 40%; width: 120%; max-width: none; height: auto; aspect-ratio: 1; translate: -50% 0;
  object-fit: cover; filter: blur(70px) saturate(1.7); opacity: .7; pointer-events: none;
}
.wide .swap-glow { left: auto; right: -18%; top: 50%; width: 76%; translate: 0 -40%; }
.swap-card::after { content: ""; position: absolute; inset: 0 0 auto; z-index: -1; height: 52%; background: linear-gradient(var(--raise) 38%, transparent); pointer-events: none; }
.swap-card.wide::after { inset: 0; height: auto; background: linear-gradient(90deg, var(--raise) 34%, rgba(25,22,22,.5) 60%, transparent); }
.swap-copy { display: grid; align-content: start; gap: 12px; padding: clamp(28px, 3vw, 40px) clamp(24px, 3vw, 40px) 0; }
.wide .swap-copy { align-content: end; padding-bottom: clamp(28px, 3vw, 40px); }
.swap-card h3 { max-width: 15ch; font-size: clamp(26px, 2.4vw, 36px); line-height: 1.04; letter-spacing: -0.035em; font-weight: 800; }
.swap-card p { max-width: 34ch; color: var(--mute); font-size: 17px; line-height: 1.55; }
.swap-card p a { color: var(--ink); text-decoration: underline; text-decoration-color: rgba(255,90,43,.6); text-underline-offset: 3px; }
.swap-card p a:hover { text-decoration-color: var(--verm); }
.swap-card .device { --w: var(--pw); justify-self: center; align-self: start; margin-top: 36px; }
.swap-card.wide .device { align-self: end; margin: 0 clamp(28px, 4vw, 64px) calc(var(--w) * -.46) 0; }

.versus { padding-block: clamp(64px, 8vw, 120px) 0; }
.versus-card {
  position: relative; isolation: isolate; overflow: hidden; border-radius: 40px; background: var(--raise);
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(28px, 4vw, 48px) clamp(32px, 6vw, 96px);
  padding: clamp(32px, 5vw, 72px);
}
.versus-card::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(56% 92% at 100% 100%, rgba(232,70,30,.34), rgba(232,70,30,.12) 46%, transparent 76%);
}
.versus-card h2 { grid-column: 1 / -1; max-width: 14ch; font-size: clamp(36px, 4.4vw, 64px); line-height: .96; letter-spacing: -0.045em; font-weight: 800; }
.versus-col { display: grid; align-content: start; gap: 16px; }
.versus-col h3 { font-size: clamp(26px, 2.4vw, 36px); line-height: 1; letter-spacing: -0.035em; font-weight: 800; }
.versus-col.theirs h3 { color: var(--faint); }
.versus-col p { max-width: 46ch; color: var(--prose); font-size: clamp(17px, 1.3vw, 19px); line-height: 1.6; }
.versus-col a { color: var(--ink); text-decoration: underline; text-decoration-color: rgba(255,90,43,.6); text-underline-offset: 3px; }
.versus-col a:hover { text-decoration-color: var(--verm); }

@media (max-width: 900px) {
  .ph { min-height: 0; }
  .ph-body { grid-template-columns: minmax(0, 1fr); gap: 56px; padding-block: 112px 72px; }
  .ph h1 { font-size: clamp(42px, 11.4vw, 84px); }
  .ph-fan { --pw: min(44vw, 230px); }
  .swap-head { grid-template-columns: minmax(0, 1fr); }
  .swap-grid { grid-template-columns: minmax(0, 1fr); grid-auto-rows: auto; --pw: min(64vw, 280px); }
  .swap-card, .swap-card.wide { grid-column: auto; height: 600px; grid-template-columns: none; grid-template-rows: auto 1fr; }
  .swap-card.wide::after { inset: 0 0 auto; height: 52%; background: linear-gradient(var(--raise) 38%, transparent); }
  .wide .swap-copy { align-content: start; padding-bottom: 0; }
  .wide .swap-glow { left: 50%; right: auto; top: 40%; width: 120%; translate: -50% 0; }
  .swap-card.wide .device { align-self: start; justify-self: center; margin: 36px 0 0; }
  .versus-card { grid-template-columns: minmax(0, 1fr); }
  .versus-card::before { background: radial-gradient(90% 60% at 100% 100%, rgba(232,70,30,.3), rgba(232,70,30,.1) 46%, transparent 76%); }
}
@media (max-width: 560px) {
  .ph-body { padding-top: 104px; }
  .ph .cta { flex-direction: column; align-items: stretch; width: 100%; }
  .ph .cta .btn { justify-content: center; }
  .swap-card { border-radius: 28px; }
  .versus-card { border-radius: 32px; }
}
@media (prefers-reduced-motion: reduce) {
  .ph-fan .device { animation: none; transition: none; }
}