/* Camada "premium": abertura, cursor, trilho de capítulos, grão, topo 3D, manifesto, cartões que inclinam,
   linha do processo e seções que sobem umas por cima das outras. */

/* ---------- Abertura ---------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--text);
  clip-path: inset(0 0 0 0);
  transition: clip-path 1s cubic-bezier(0.76, 0, 0.24, 1);
  animation: loader-safe 0s 6s forwards;
}
.loader.is-done { clip-path: inset(0 0 100% 0); }
@keyframes loader-safe { to { visibility: hidden; } }
.loader__word { overflow: hidden; }
.loader__word span {
  display: block;
  font-family: var(--font-text);
  font-weight: 200;
  font-size: clamp(44px, 13vw, 200px);
  letter-spacing: -0.06em;
  line-height: 0.9;
  transform: translateY(105%);
  transition: transform 1.1s cubic-bezier(0.22, 1, 0.36, 1);
}
.loader.is-on .loader__word span { transform: none; }
.loader.is-done .loader__word span { transform: translateY(-40%); opacity: 0; transition: transform 0.9s cubic-bezier(0.76, 0, 0.24, 1), opacity 0.6s; }
.loader__bar { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 48px; height: 1px; background: var(--line); }
.loader__bar i { display: block; height: 100%; background: var(--glow); transform-origin: left; transform: scaleX(0); }
.loader__count { position: absolute; right: var(--gutter); bottom: 62px; font-variant-numeric: tabular-nums; color: var(--text-2); }

/* ---------- Cursor ---------- */
html.has-cursor, html.has-cursor * { cursor: none !important; }
html.has-cursor input, html.has-cursor textarea { cursor: text !important; }
.cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 95;
  width: 0;
  height: 0;
  pointer-events: none;
  mix-blend-mode: difference;
  color: #fff;
  opacity: 0;
  transition: opacity 0.3s;
}
.cursor.is-on { opacity: 1; }
.cursor.is-hidden { opacity: 0; }
.cursor__ring {
  position: absolute;
  left: -17px;
  top: -17px;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 50%;
  transition: width 0.35s var(--ease-out), height 0.35s var(--ease-out), left 0.35s var(--ease-out), top 0.35s var(--ease-out), background-color 0.3s;
}
.cursor__ring::after { content: ''; position: absolute; left: 50%; top: 50%; width: 4px; height: 4px; margin: -2px 0 0 -2px; border-radius: 50%; background: #fff; }
.cursor.is-link .cursor__ring { left: -26px; top: -26px; width: 52px; height: 52px; }
.cursor.has-label .cursor__ring { left: -36px; top: -36px; width: 72px; height: 72px; background: #fff; }
.cursor__label { position: absolute; left: 0; top: 0; transform: translate(-50%, -50%) scale(0.6); white-space: nowrap; color: #000; opacity: 0; transition: opacity 0.25s, transform 0.35s var(--ease-out); }
.cursor.has-label .cursor__label { opacity: 1; transform: translate(-50%, -50%) scale(1); }

/* ---------- Trilho de capítulos ---------- */
.rail { position: fixed; right: 18px; top: 50%; z-index: 45; display: none; gap: 6px; transform: translateY(-50%); mix-blend-mode: difference; color: #fff; }
@media (min-width: 1100px) { .rail { display: grid; } }
.rail a { display: flex; flex-direction: row-reverse; align-items: center; gap: 10px; font-size: 11px; letter-spacing: 0.1em; opacity: 0.35; transition: opacity 0.3s; }
.rail a:hover, .rail a.is-on { opacity: 1; }
.rail__n { width: 28px; font-family: var(--font-display); font-size: 12px; text-align: right; }
.rail a.is-on .rail__n::before { content: ''; display: inline-block; width: 14px; height: 1px; margin-right: 6px; vertical-align: middle; background: currentColor; }
.rail__label { text-transform: uppercase; opacity: 0; transform: translateX(6px); transition: opacity 0.3s, transform 0.4s var(--ease-out); white-space: nowrap; }
.rail a:hover .rail__label { opacity: 1; transform: none; }

/* ---------- Grão fino por cima de tudo ---------- */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 80;
  pointer-events: none;
  opacity: 0.07;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 0.9s steps(4) infinite;
}
@keyframes grain { 25% { transform: translate(-3%, 2%); } 50% { transform: translate(2%, -3%); } 75% { transform: translate(-2%, -1%); } }

/* ---------- Seções sobem por cima (o topo fica preso e escurece) ---------- */
main > :not(.glass) { position: relative; z-index: 1; }
main > .section[data-chapter], main > .nfc { border-radius: 32px 32px 0 0; margin-top: -32px; box-shadow: 0 -40px 80px -40px rgba(0, 0, 0, 0.55); }
main > .band { margin-top: 0; }
@media (max-width: 767px) { main > .section[data-chapter], main > .nfc { border-radius: 22px 22px 0 0; margin-top: -22px; } }

/* ---------- Topo 3D ---------- */
.glass { position: sticky; top: 0; z-index: 0; height: 100svh; min-height: 560px; overflow: hidden; background: var(--ink); }
.glass__canvas { position: absolute; inset: 0; }
.glass__canvas canvas { display: block; width: 100%; height: 100%; opacity: 0; transition: opacity 1.2s; }
.glass.is-3d .glass__canvas canvas { opacity: 1; }
.glass::after { content: ''; position: absolute; inset: 0; z-index: 2; background: var(--ink); opacity: var(--dim, 0); pointer-events: none; }
.glass__fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  margin: 0;
  font-family: var(--font-text);
  font-weight: 200;
  font-size: 17vw;
  letter-spacing: -0.06em;
  color: var(--text);
  opacity: 0.9;
  transition: opacity 1s;
}
.glass.is-3d .glass__fallback { opacity: 0; }
/* Na tela em pé o nome vai em duas linhas e mais para cima, igual ao 3D */
@media (max-aspect-ratio: 85/100) {
  .glass__fallback { place-items: start center; align-content: start; padding-top: 19svh; font-size: 29vw; line-height: 0.92; }
  .glass__fallback span { display: block; }
}
.glass__ui { position: absolute; inset: 0; z-index: 3; display: grid; grid-template-rows: auto 1fr auto; padding-top: var(--header-h); pointer-events: none; }
.glass__ui a, .glass__ui button { pointer-events: auto; }
.glass__labels { display: grid; grid-template-columns: auto 1fr auto; gap: var(--s-16); padding-block: var(--s-16); border-bottom: 1px solid var(--line); color: var(--text-2); }
.glass__labels > span:nth-child(2) { text-align: center; }
.glass__bottom { display: grid; gap: var(--s-24); align-self: end; padding-bottom: var(--s-32); }
.glass__title { font-family: var(--font-text); font-weight: 300; font-size: clamp(40px, 6.2vw, 96px); line-height: 0.98; letter-spacing: -0.05em; max-width: 12ch; }
.glass__title em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .04em; }
.glass__lead { max-width: 34ch; color: var(--text-2); font-size: var(--fs-body-lg); font-weight: 300; }
.glass__ctas { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-24); margin-top: var(--s-24); }
.glass__scroll { display: grid; justify-items: center; gap: 8px; padding-bottom: var(--s-16); color: var(--text-2); }
.glass__scroll i { width: 1px; height: 34px; background: linear-gradient(var(--glow), transparent); transform-origin: top; animation: drip 1.8s var(--ease-out) infinite; }
@keyframes drip { 0% { transform: scaleY(0); } 60% { transform: scaleY(1); opacity: 1; } 100% { transform: scaleY(1); opacity: 0; } }
@media (min-width: 900px) {
  .glass__bottom { grid-template-columns: 1fr auto; align-items: end; gap: var(--s-64); }
  .glass__side { max-width: 420px; }
}
@media (max-width: 767px) {
  .glass__labels { grid-template-columns: auto 1fr; }
  .glass__labels > span:nth-child(2) { text-align: right; }
  .glass__year { display: none; }
  .glass__scroll { display: none; }
}

/* ---------- Manifesto ---------- */
.manifesto__text {
  max-width: 26ch;
  font-family: var(--font-text);
  font-weight: 300;
  font-size: clamp(30px, 4.6vw, 68px);
  line-height: 1.1;
  letter-spacing: -0.04em;
}
.mw { color: rgba(14, 14, 16, calc(0.13 + 0.87 * var(--on, 0))); transition: color 0.15s; }
.manifesto .about__grid { margin-top: var(--s-96); }

/* ---------- Cartões que inclinam, com brilho seguindo o mouse ---------- */
[data-tilt] { transform-style: preserve-3d; transition: transform 0.7s var(--ease-out); }
[data-tilt].is-tilting { transition: transform 0.12s linear; }
.neon[data-tilt] { transform: perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); }
[data-tilt][data-reveal] { transform: translateY(calc((1 - var(--e)) * 32px)) perspective(1000px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); }

.service {
  position: relative;
  overflow: hidden;
  margin-bottom: var(--s-12);
  padding: var(--s-32);
  border: 1px solid var(--line-paper);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.55);
}
.service:last-child { border-bottom: 1px solid var(--line-paper); }
.service::before, .plan::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 50%), rgba(255, 122, 61, 0.16), transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}
.service.is-tilting::before, .plan.is-tilting::before { opacity: 1; }
.service > *, .plan > * { position: relative; }
.plan { position: relative; overflow: hidden; }
.plan.is-tilting { border-color: rgba(255, 122, 61, 0.5); }

/* ---------- Processo: linha que se desenha ---------- */
.process__line { display: block; width: 100%; height: 20px; margin-top: var(--s-64); overflow: visible; }
.process__line path { fill: none; stroke: var(--text-dark); stroke-width: 1.5; vector-effect: non-scaling-stroke; stroke-dasharray: 1; stroke-dashoffset: 1; }
.process .process__list { margin-top: var(--s-16); }
.step { transition: box-shadow 0.5s, background-color 0.5s; }
.step__num { transition: color 0.5s; }
.step.is-lit { background: #fff; box-shadow: 0 24px 50px -30px rgba(14, 14, 16, 0.4); }
.step.is-lit .step__num { color: var(--text-dark); }

/* ---------- Botão grande do final ---------- */
.btn--xl { min-height: 76px; padding: 22px 44px; font-size: 18px; }
.btn--xl .icon { width: 26px; height: 26px; }
[data-magnetic] { will-change: transform; }
.cta__title { font-family: var(--font-text); font-weight: 300; letter-spacing: -0.05em; font-size: clamp(52px, 11vw, 170px); max-width: 11ch; }

/* ---------- Sites no ar: foto em corte ---------- */
.work__media[data-clip] { border-radius: 24px; }