/* "Por dentro do seu celular": celular 3D que se desmonta em camadas conforme a rolagem.
   Padrão (sem JS ou com "reduzir movimento"): vista explodida parada + as 5 etapas em lista.
   Com JS, desmonte.js põe .dm-live na seção e a cena vira rolagem fixada (sticky). */

.dm { position: relative; background: var(--dark-bg); color: var(--on-dark); border-block: 1px solid var(--term-line); }
.dm::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(var(--term-line) 1px, transparent 1px), linear-gradient(90deg, var(--term-line) 1px, transparent 1px);
  background-size: 44px 44px; -webkit-mask-image: radial-gradient(ellipse 70% 60% at 68% 50%, #000, transparent 75%); mask-image: radial-gradient(ellipse 70% 60% at 68% 50%, #000, transparent 75%);
}
.dm-grid { position: relative; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(24px, 4vw, 64px); align-items: center; padding-block: var(--section-y); }

/* ---------- texto ---------- */
.dm-steps { display: flex; flex-direction: column; gap: 40px; }
.dm-step { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; }
.dm-step p { color: var(--on-dark-3); max-width: 30em; font-size: 18px; }
.dm-step .lead { font-size: 19px; }
.dm-num { font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--amber); }
.dm-h { font-size: clamp(30px, 3.4vw, 46px); line-height: 1.02; }
.dm-hint { display: none; align-items: center; gap: 8px; font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--term-dim) !important; }
.dm-hint svg { width: 18px; height: 18px; fill: none; stroke: var(--amber); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; animation: dm-bob 1.6s ease-in-out infinite; }
@keyframes dm-bob { 50% { transform: translateY(5px); } }
.dm-rail { display: none; }
.dm-gyro { align-self: flex-start; }

/* ---------- cena 3D ---------- */
.dm-scene { position: relative; min-height: 560px; display: grid; place-items: center; perspective: 1500px; perspective-origin: 50% 42%; overflow: hidden; }
.dm-scale { transform: scale(var(--s, 1)); transform-style: preserve-3d; }
.dm-phone {
  /* valores parados = vista explodida; o JS anima tudo isto */
  --rx: 58deg; --ry: 0deg; --rz: -34deg; --g: 62px; --crack: 0; --wet: 0; --bat: 1; --batc: #3FC27A; --done: 0;
  --f1: 0; --f2: 0; --f3: 0; --f4: 0; --f5: 0; --fx: 44px;
  position: relative; width: 240px; height: 490px; transform-style: preserve-3d;
  transform: rotateX(var(--rx)) rotateY(var(--ry)) rotateZ(var(--rz));
}
.dm-layer { position: absolute; inset: 0; transform-style: preserve-3d; backface-visibility: visible; will-change: transform, opacity; }
.dm-layer svg { display: block; width: 100%; height: 100%; overflow: visible; }
.dm-l1 { transform: translate3d(calc(var(--f1) * var(--fx)), 0, calc(var(--g) * 2 + 2px)); opacity: var(--o1, 1); }
.dm-l2 { transform: translate3d(calc(var(--f2) * var(--fx)), 0, calc(var(--g) * 1 + 1px)); opacity: var(--o2, 1); }
.dm-l3 { transform: translate3d(calc(var(--f3) * var(--fx)), 0, 0); opacity: var(--o3, 1); }
.dm-l4 { transform: translate3d(calc(var(--f4) * var(--fx)), 0, calc(var(--g) * -1 - 1px)); opacity: var(--o4, 1); }
.dm-l5 { transform: translate3d(calc(var(--f5) * var(--fx)), 0, calc(var(--g) * -2 - 2px)); opacity: var(--o5, 1); }
.dm-shadow {
  position: absolute; inset: -6% -10%; border-radius: 50px; transform: translateZ(calc(var(--g) * -2 - 70px));
  background: radial-gradient(closest-side, rgba(0, 0, 0, .55), rgba(0, 0, 0, 0)); filter: blur(8px);
}
.dm-crack, .dm-glitch { opacity: var(--crack); }
.dm-glitch { mix-blend-mode: screen; }
.dm-wet { opacity: var(--wet); }
.dm-done { opacity: var(--done); }
.dm-ui { opacity: calc(1 - var(--done)); }
.dm-bat { fill: var(--batc); transform-box: fill-box; transform-origin: left center; transform: scaleX(var(--bat)); }
/* a peça em foco ganha um contorno âmbar */
.dm-l1 svg, .dm-l2 svg, .dm-l3 svg, .dm-l4 svg, .dm-l5 svg { filter: drop-shadow(0 0 0 rgba(227, 167, 47, 0)); }
.dm-layer.is-hot svg { filter: drop-shadow(0 0 14px rgba(227, 167, 47, .55)); }

/* ---------- versão viva: rolagem fixada ---------- */
.dm.dm-live .dm-track { height: 430vh; }
.dm.dm-live .dm-stage { position: sticky; top: var(--header-h); height: calc(100vh - var(--header-h)); height: calc(100svh - var(--header-h)); display: flex; align-items: center; overflow: clip; }
.dm.dm-live .dm-grid { width: 100%; height: 100%; padding-block: 24px; }
.dm.dm-live .dm-copy { display: flex; flex-direction: column; justify-content: center; gap: 28px; min-height: 0; }
.dm.dm-live .dm-steps { display: grid; gap: 0; }
.dm.dm-live .dm-step { grid-area: 1 / 1; opacity: 0; transform: translateY(22px); pointer-events: none; transition: opacity .45s ease, transform .55s var(--ease-out); }
.dm.dm-live .dm-step.is-on { opacity: 1; transform: none; pointer-events: auto; }
.dm.dm-live .dm-step.is-past { transform: translateY(-22px); }
.dm.dm-live .dm-hint { display: inline-flex; }
.dm.dm-live .dm-scene { min-height: 0; height: 100%; overflow: visible; }
.dm.dm-live .dm-rail { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0; padding: 0; list-style: none; font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--term-dim); }
.dm-rail li { display: inline-flex; align-items: center; gap: 7px; transition: color .3s ease; }
.dm-rail i { width: 13px; height: 13px; border-radius: 50%; border: 3px solid var(--term-border); transition: border-color .3s ease, background .3s ease, transform .3s var(--ease-out); }
.dm-rail li.is-past i { border-color: var(--amber); }
.dm-rail li.is-on { color: #fff; }
.dm-rail li.is-on i { border-color: var(--amber); background: var(--amber); transform: scale(1.2); }

@media (max-width: 860px) {
  .dm-grid { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .dm-scene { order: -1; min-height: 430px; }
  .dm-phone { --g: 44px; --fx: 22px; }
  .dm.dm-live .dm-scene { overflow: hidden; }
  .dm.dm-live .dm-rail { display: none; }
  .dm.dm-live .dm-track { height: 400vh; }
  .dm.dm-live .dm-grid { grid-template-rows: minmax(0, 1fr) auto; padding-block: 8px 18px; gap: 8px; }
  .dm.dm-live .dm-copy { justify-content: flex-end; gap: 16px; }
  .dm.dm-live .dm-step { gap: 10px; }
  .dm.dm-live .dm-step p { font-size: 16px; line-height: 1.45; }
  .dm.dm-live .dm-step .lead { font-size: 16px; }
  .dm.dm-live .dm-h, .dm.dm-live .dm-step .h-section { font-size: clamp(25px, 7vw, 32px); }
  .dm.dm-live .dm-step .btn { min-height: 48px; font-size: 16px; }
  .dm.dm-live .dm-steps { min-height: 236px; align-items: end; }
}
@media (max-height: 640px) and (max-width: 860px) {
  .dm.dm-live .dm-step p { font-size: 15px; }
  .dm.dm-live .dm-steps { min-height: 200px; }
}