/* =========================================================
   PONNTZ · Protótipo v0.1 · Folha de estilo
   Paleta oficial + tons de apoio derivados (marcados como apoio)
   ========================================================= */

@property --r { syntax: '<length>'; inherits: false; initial-value: 0px; }

:root {
  /* Paleta oficial */
  --black: #111111;
  --graphite: #303033;
  --mineral: #D6D0CA;
  --off: #F3F0EA;
  --wine: #4B1827;

  /* Apoio (derivados, não oficiais) */
  --deep: #0C0C0D;              /* fundo do palco, levemente abaixo do preto oficial */
  --wine-lift: #8A3249;         /* vinho clareado para bordas e foco sobre escuro (contraste 3:1) */
  --wine-hover: #5C1F31;
  --fio: #B4506C;               /* o núcleo luminoso do fio */
  --text: var(--off);
  --text-2: #B9B3AE;            /* secundário sobre escuro, 8:1 sobre #111 */
  --text-3: #8E8984;            /* rótulos, 5.3:1 sobre #111 */
  --line: rgba(214, 208, 202, .18);
  --line-strong: rgba(214, 208, 202, .42);

  --serif: 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --sans: 'Instrument Sans', 'Helvetica Neue', Arial, sans-serif;

  --ease-out: cubic-bezier(.16, 1, .3, 1);
  --ease-io: cubic-bezier(.65, 0, .35, 1);

  --gutter: clamp(20px, 5.2vw, 96px);
  --tb: 0px;   /* altura da barra do navegador no celular (o palco usa 100lvh) */
  --hdr-h: 76px;
  --tshadow: 0 1px 2px rgba(5, 5, 7, .9), 0 3px 14px rgba(5, 5, 7, .72), 0 12px 48px rgba(5, 5, 7, .7);
}

@supports (height: 100svh) { :root { --tb: calc(100lvh - 100svh); } }

*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: hidden; overflow-x: clip; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; overflow-x: hidden; overflow-x: clip;
  background: var(--black); color: var(--text);
  font: 400 1rem/1.6 var(--sans);
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
p, h1, h2, h3, ol, ul { margin: 0; }
ol, ul { padding: 0; list-style: none; }
button, input, select, textarea { font: inherit; color: inherit; }

.vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; }

.skip {
  position: fixed; left: 16px; top: 12px; z-index: 100;
  padding: 10px 16px; background: var(--off); color: var(--black);
  font-weight: 600; text-decoration: none; transform: translateY(-160%);
  transition: transform .3s var(--ease-out);
}
.skip:focus { transform: none; }

:focus-visible { outline: 2px solid var(--off); outline-offset: 3px; box-shadow: 0 0 0 6px rgba(138, 50, 73, .55); }
#main:focus { outline: none; }

/* ---------- Logo oficial, enquadrada só por CSS ----------
   O PNG não é alterado: a moldura recorta a margem transparente
   usando a caixa de tinta medida no próprio arquivo. */
.mark { display: block; position: relative; overflow: hidden; }
.mark img { position: absolute; max-width: none; height: auto; }
.mark--branca { aspect-ratio: 1920 / 187; }
.mark--branca img { width: calc(2172 / 1920 * 100%); left: calc(-126 / 1920 * 100%); top: calc(-261 / 187 * 100%); }
.mark--p { aspect-ratio: 617 / 273; }
.mark--p img { width: calc(1254 / 617 * 100%); left: calc(-318 / 617 * 100%); top: calc(-506 / 273 * 100%); }
.mark--preta { aspect-ratio: 1992 / 178; }
.mark--preta img { width: calc(2172 / 1992 * 100%); left: calc(-90 / 1992 * 100%); top: calc(-255 / 178 * 100%); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  min-height: 46px; padding: 0 24px;
  font: 500 .78rem/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; text-decoration: none;
  border: 1px solid transparent; border-radius: 0; cursor: pointer;
  transition: background-color .45s var(--ease-out), border-color .45s var(--ease-out), color .45s var(--ease-out);
  text-shadow: none;
}
.btn--wine { background: var(--wine); border-color: var(--wine-lift); color: var(--off); }
.btn--wine:hover { background: var(--wine-hover); border-color: #A9445F; }
.btn--line { background: transparent; border-color: var(--line-strong); color: var(--off); }
.btn--line:hover { border-color: var(--off); }
.btn--lg { min-height: 56px; padding: 0 34px; font-size: .84rem; }

/* ---------- Cabeçalho ---------- */
.hdr {
  position: fixed; inset: 0 0 auto 0; z-index: 30; height: var(--hdr-h);
  display: flex; align-items: center; gap: 32px; padding: 0 var(--gutter);
}
/* faixa escura translúcida: o menu fica legível sobre qualquer quadro do filme (medido: pior caso acima de 4.5:1) */
.hdr::before { content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(12, 12, 13, .8); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.on-light .hdr::before { background: rgba(12, 12, 13, .9); }
.hdr__logo { width: 136px; display: block; transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.hdr.is-hero .hdr__logo { opacity: 0; transform: translateY(-6px); pointer-events: none; }
.hdr.is-hero .hdr__logo:focus-visible { opacity: 1; transform: none; }   /* nunca recebe foco invisível */
.hdr__nav { display: flex; gap: 28px; margin-left: auto; }
.hdr__nav a {
  font: 500 .72rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; text-decoration: none;
  color: var(--text-2); padding: 14px 0; position: relative; transition: color .4s var(--ease-out);
  text-shadow: var(--tshadow);   /* legível mesmo quando a borda clara do planeta passa por trás */
}
.hdr__nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 8px; height: 1px; background: var(--fio);
  transform: scaleX(0); transform-origin: left; transition: transform .5s var(--ease-out);
}
.hdr__nav a:hover { color: var(--off); }
.hdr__nav a:hover::after { transform: scaleX(1); }
.hdr__cta { min-height: 40px; padding: 0 18px; font-size: .7rem; }

/* ---------- Trilho de capítulos ----------
   Fundo próprio: o contraste não depende do que a câmera mostra atrás. */
.railbox { position: fixed; right: clamp(14px, 2.2vw, 36px); top: 50%; transform: translateY(-50%); z-index: 25; }
/* sutil: só as marcas finas; números e fundo aparecem ao passar o mouse ou receber foco */
.rail ol {
  position: relative; display: flex; flex-direction: column; gap: 4px; padding: 10px 14px 10px 12px;
  background: rgba(12, 12, 13, 0); transition: background-color .45s var(--ease-out);
}
.rail:hover ol, .rail:focus-within ol { background: rgba(12, 12, 13, .86); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.rail .rail__n { opacity: 0; transition: opacity .4s var(--ease-out); }
.rail:hover .rail__n, .rail:focus-within .rail__n { opacity: 1; }
.rail a::after { box-shadow: 0 0 3px rgba(0, 0, 0, .7); }
.rail a {
  display: flex; align-items: center; justify-content: flex-end; gap: 12px; min-height: 36px;
  text-decoration: none; color: var(--text-2);
  font: 500 .68rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase;
  transition: color .4s var(--ease-out);
}
.rail__t { opacity: 0; transform: translateX(6px); transition: opacity .4s var(--ease-out), transform .4s var(--ease-out); text-shadow: var(--tshadow); }
.rail__n { width: 22px; text-align: right; }
.rail a::after { content: ""; width: 14px; height: 1px; background: currentColor; transition: width .5s var(--ease-out), background-color .5s var(--ease-out); }
.rail a:hover .rail__t, .rail a:focus-visible .rail__t, .rail:hover a.is-on .rail__t, .rail:focus-within a.is-on .rail__t { opacity: 1; transform: none; }
.rail a.is-on { color: var(--off); }
.rail a.is-on::after { width: 28px; background: var(--fio); }
.rail__track { position: absolute; right: 0; top: -28px; bottom: -28px; width: 1px; background: var(--line); }
.rail__fill { position: absolute; inset: 0; background: var(--fio); transform-origin: top; transform: scaleY(var(--p, 0)); }

/* ---------- Grão de ambiente ---------- */
.ambient {
  position: fixed; inset: -60px; z-index: 40; pointer-events: none; opacity: .07; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 1.4 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: drift 96s steps(12) infinite; animation-delay: -12s;
}
@keyframes drift {
  0% { transform: translate(0, 0); } 25% { transform: translate(-22px, 14px); }
  50% { transform: translate(12px, -26px); } 75% { transform: translate(-16px, -8px); } 100% { transform: translate(0, 0); }
}
body.paused *, body.paused *::before, body.paused *::after { animation-play-state: paused !important; }

/* =========================================================
   O FILME
   ========================================================= */
.film { position: relative; }
.anchor { position: absolute; left: 0; width: 1px; height: 1px; top: 0; scroll-margin-top: 0; }
/* sem o motor (sem JS ou falha), as âncoras ficam no topo de cada prancha estática */
.no-js .anchor[data-mark=materia], .mode-static .anchor[data-mark=materia] { top: max(100svh, 600px); }
.no-js .anchor[data-mark=linguagem], .mode-static .anchor[data-mark=linguagem] { top: calc(max(100svh, 600px) * 2); }
.no-js .anchor[data-mark=aplicacao], .mode-static .anchor[data-mark=aplicacao] { top: calc(max(100svh, 600px) * 3); }
/* destinos do menu param abaixo do cabeçalho fixo */
#presenca, #estudio, #capacidades, #processo, #contato { scroll-margin-top: calc(var(--hdr-h) + 24px); }

.stage { position: relative; background: var(--deep); }
.scene { position: relative; }
.tilt { position: absolute; inset: 0; }
.cam { position: absolute; left: 0; top: 0; width: var(--fw, 100vw); height: var(--fh, 100vh); transform-origin: 0 0; }
.cam--face { opacity: 0; }

.media { position: absolute; inset: 0; background: #0E0E10; overflow: hidden; }
.media img { width: 100%; height: 100%; object-fit: cover; opacity: 0; transition: opacity 1s var(--ease-out); }
.media.is-ready img { opacity: 1; }
.media.is-loading::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 30%, rgba(214, 208, 202, .045) 50%, transparent 70%);
  background-size: 220% 100%; animation: shimmer 2.4s var(--ease-io) infinite;
}
@keyframes shimmer { from { background-position: 120% 0; } to { background-position: -120% 0; } }
.media.is-failed {
  background:
    radial-gradient(ellipse 60% 70% at 70% 55%, rgba(75, 24, 39, .55), transparent 70%),
    radial-gradient(ellipse 80% 90% at 30% 40%, #232326, #0E0E10 75%);
}
.media.is-failed::after {
  content: "imagem indisponível"; position: absolute; right: 24px; bottom: 20px;
  font: 500 .66rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; color: var(--text-3);
}

.vslot { position: absolute; inset: 0; display: none; }
.vslot.is-on { display: block; }
.vslot video { width: 100%; height: 100%; object-fit: cover; transform: translateZ(0); opacity: 0; }

/* =========================================================
   v0.2 · camada cinematográfica
   ========================================================= */
.cam--ring, .cam--hull { opacity: 0; }
.media--soft img { filter: blur(16px); transform: scale(1.03); }      /* foco: cópia suave, desfoque estático */
.mode-film .scene[data-scene="materia"] { z-index: 2; }               /* fica por cima para virar como página */
.scene[data-scene="materia"] .tilt { transform-origin: 0 50%; -webkit-backface-visibility: hidden; backface-visibility: hidden; }
.turnshade { position: absolute; inset: 0; pointer-events: none; opacity: 0; background: linear-gradient(90deg, rgba(0, 0, 0, .15), rgba(0, 0, 0, .9)); }

/* a luz de campanha acende a partir do arco */
.lightmask {
  position: absolute; inset: 0; z-index: 6; pointer-events: none; opacity: 0;
  background: radial-gradient(circle at calc(var(--mx, 0) * 1px) calc(var(--my, 0) * 1px),
    rgba(10, 10, 11, 0) 0, rgba(10, 10, 11, 0) calc(var(--mr, 0) * 1px), rgba(10, 10, 11, .97) calc(var(--mr, 0) * 1px + 30vmax));
}

/* barras de cinema */
.bar { position: absolute; left: 0; right: 0; height: 11vh; z-index: 7; background: #060607; transform: scaleY(0); pointer-events: none; }
.bar--t { top: 0; transform-origin: top; }
.bar--b { bottom: 0; transform-origin: bottom; }

/* poeira de luz em dois planos (profundidade) e vinheta */
.dust { position: absolute; inset: -30% 0; z-index: 5; pointer-events: none; mix-blend-mode: screen; }
.dust i { position: absolute; inset: 0; opacity: 0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 18%, rgba(243, 240, 234, .75), transparent 70%),
    radial-gradient(1px 1px at 63% 41%, rgba(243, 240, 234, .6), transparent 70%),
    radial-gradient(1.6px 1.6px at 81% 77%, rgba(214, 160, 172, .55), transparent 70%),
    radial-gradient(1px 1px at 34% 66%, rgba(243, 240, 234, .5), transparent 70%),
    radial-gradient(1.2px 1.2px at 52% 92%, rgba(243, 240, 234, .55), transparent 70%);
  background-size: 360px 320px; }
.dust i + i { background-size: 620px 540px; transform-origin: center; }
.vignette { position: absolute; inset: 0; z-index: 5; pointer-events: none; background: radial-gradient(ellipse 115% 100% at 50% 48%, transparent 58%, rgba(5, 5, 6, .5) 100%); }

/* cartelas de capítulo */
.card {
  position: absolute; left: 0; right: 0; top: 50%; z-index: 9; text-align: center; pointer-events: none;
  opacity: 0; visibility: hidden; transform: translateY(-50%) scale(calc(1.05 - .07 * var(--c, 0)));
  text-shadow: var(--tshadow);
}
.card::before {   /* escurecimento próprio: o título fica legível sobre qualquer quadro */
  content: ""; position: absolute; left: 50%; top: 50%; z-index: -1; width: min(110vw, 1500px); height: 64vh;
  transform: translate(-50%, -50%); pointer-events: none;
  background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(10, 10, 11, .78) 0, rgba(10, 10, 11, .5) 45%, rgba(10, 10, 11, 0) 75%);
}
.card--wine::before { background: none; }
.card__n { display: block; margin-bottom: 20px; font: 500 .74rem/1 var(--sans); letter-spacing: .42em; color: var(--text-2); }
.card__n::before { content: ""; display: inline-block; width: 6px; height: 6px; margin-right: .9em; vertical-align: .16em; background: var(--fio); }
.card__t { display: block; font: 300 clamp(3.2rem, 9vw, 9.5rem)/.95 var(--serif); letter-spacing: -.02em; color: var(--off); }
.card--wine .card__n::before { background: var(--off); }

/* a faixa vinho que toma a tela */
.wash { position: absolute; left: 0; top: 0; width: 100%; height: 100%; z-index: 8; background: var(--wine); transform-origin: 0 0; opacity: 0; pointer-events: none; }

/* ignição: o P. oficial e o brilho do ponto */
.ignite { position: absolute; inset: 0; z-index: 20; pointer-events: none; }
.ignite .mark--p { position: absolute; left: 50%; top: 50%; width: clamp(84px, 8vw, 128px); transform: translate(-50%, -50%); opacity: 0; }
.ignite__dot {
  position: absolute; left: 0; top: 0; width: 12px; height: 12px; border-radius: 7%; opacity: 0; background: #FAF8F5;
  box-shadow: 0 0 calc(16px * var(--g, 0)) calc(3px * var(--g, 0)) rgba(243, 240, 234, .6), 0 0 calc(70px * var(--g, 0)) calc(16px * var(--g, 0)) rgba(180, 80, 108, .5);
}
.reveal { --r: -24vmax; }

.mode-static .bar, .mode-static .dust, .mode-static .vignette, .mode-static .card, .mode-static .wash, .mode-static .ignite, .mode-static .lightmask, .mode-static .turnshade,
.no-js .bar, .no-js .dust, .no-js .card, .no-js .wash, .no-js .ignite, .no-js .lightmask { display: none; }
.mode-static .cam--ring, .mode-static .cam--hull, .mode-static .media--soft { display: none; }

.orbits { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.orbits ellipse { fill: none; stroke: rgba(214, 208, 202, .2); stroke-width: .8; vector-effect: non-scaling-stroke; }

.wipe { position: absolute; inset: 0; overflow: hidden; }
.wipe__in { position: absolute; inset: 0; }
.sweep {
  position: absolute; top: 0; left: 0; width: 7%; height: 100%; opacity: 0; mix-blend-mode: screen;
  background: linear-gradient(90deg, transparent, rgba(243, 240, 234, .05) 30%, rgba(243, 240, 234, .42) 50%, rgba(180, 80, 108, .22) 62%, transparent);
}
.glint {
  position: absolute; top: 0; left: 0; width: 6%; height: 100%; opacity: 0; mix-blend-mode: screen;
  background: linear-gradient(90deg, transparent, rgba(243, 240, 234, .22) 50%, transparent);
}

.scene--hull .hull { position: absolute; inset: 0; box-shadow: -40px 0 80px rgba(0, 0, 0, .7), 40px 0 80px rgba(0, 0, 0, .7); }

/* Páginas da revista: layout autoral impresso por perspectiva */
.page {
  position: absolute; left: 0; top: 0; width: 660px; height: 1000px;
  transform-origin: 0 0; mix-blend-mode: multiply; pointer-events: none;
}
.page__in { position: absolute; inset: 0; background: #fff; color: #141414; padding: 70px 62px; }
.pg-head { display: flex; align-items: center; justify-content: space-between; }
.pg-head .mark { width: 150px; }
.pg-ed { font: 500 13px/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; }
.pg-rule { height: 1.5px; background: #141414; margin-top: 22px; }
.pg-num { font: 300 330px/.78 var(--serif); letter-spacing: -.045em; margin: 70px 0 0 -14px; color: #141414; }
.pg-index { margin-top: 52px; border-top: 1px solid #141414; }
.pg-index li { font: 500 14px/1 var(--sans); letter-spacing: .24em; text-transform: uppercase; padding: 13px 0; border-bottom: 1px solid rgba(20, 20, 20, .5); }
.pg-body { position: absolute; left: 62px; bottom: 120px; width: 22ch; font: 400 22px/1.32 var(--serif); }
.pg-folio { position: absolute; left: 62px; bottom: 56px; font: 500 13px/1 var(--sans); letter-spacing: .2em; }
.pg-kick { font: 500 13px/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; }
.pg-arc { position: absolute; left: 230px; top: 100px; width: 400px; height: 800px; overflow: visible; }
.pg-arc__ink { fill: #6E2539; }
.pg-arc__hole { fill: none; stroke: rgba(20, 20, 20, .55); stroke-width: 1.2; opacity: 0; }
/* legenda e fólio longe da borda direita (que pode cortar) e do polegar (canto inferior esquerdo) */
.pg-cap { position: absolute; left: 84px; top: 600px; width: 7.5ch; font: italic 300 21px/1.25 var(--serif); }
.pg-vrule { position: absolute; left: 62px; top: 120px; height: 440px; width: 1px; background: rgba(20, 20, 20, .6); }
.pg-folio--r { left: auto; right: 62px; top: 70px; bottom: auto; }

/* O recorte que ganha volume */
.cutout { position: absolute; left: 0; top: 0; width: 400px; height: 800px; transform-origin: 0 0; opacity: 0; pointer-events: none; }
.cutout svg { width: 100%; height: 100%; overflow: visible; filter: drop-shadow(0 28px 34px rgba(0, 0, 0, .55)); }
.cutout__face { fill: #7A2840; }
.cutout__depth path { fill: #3A111D; }

/* A face da caixa vira interface */
/* 390 x 872: a proporção medida da face da caixa (0.447), a mesma de uma tela de celular.
   A faixa vinho da interface ocupa a mesma altura relativa da faixa da caixa (68% a 86%). */
.screen { position: absolute; left: 0; top: 0; width: 390px; height: 872px; transform-origin: 0 0; opacity: 0; }
.ui {
  position: absolute; inset: 0; overflow: hidden; background: var(--off); color: #151515;
  padding: 26px 26px 0;
  box-shadow: 0 30px 90px rgba(0, 0, 0, .55);
}
.ui__bar { display: flex; align-items: center; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid rgba(21, 21, 21, .25); }
.ui__bar .mark { width: 96px; }
.ui__menu { display: grid; gap: 5px; width: 22px; }
.ui__menu i { display: block; height: 1.5px; background: #151515; }
.ui__kick { margin-top: 30px; font: 600 10px/1 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--wine); }
.ui__title { margin-top: 12px; font: 300 39px/1.02 var(--serif); letter-spacing: -.015em; max-width: 9ch; }
.ui__text { margin-top: 14px; font: 400 14.5px/1.5 var(--sans); color: #3B3936; max-width: 28ch; }
.ui__media { position: relative; margin-top: 20px; height: 150px; }
.ui__media .media img { object-position: 76% 46%; }
.ui__row { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; }
.ui__btn { display: inline-flex; align-items: center; height: 40px; padding: 0 18px; background: #151515; color: var(--off); font: 500 10px/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; }
.ui__dots { display: flex; gap: 7px; }
.ui__dots i { width: 6px; height: 6px; background: rgba(21, 21, 21, .3); }
.ui__dots i:first-child { background: var(--wine); }
.ui__band {
  position: absolute; left: 0; right: 0; top: 598px; height: 152px; background: var(--wine); color: var(--off);
  display: flex; align-items: center; justify-content: space-around; padding: 0 22px;
  font: 500 10px/1 var(--sans); letter-spacing: .22em; text-transform: uppercase;
}

/* O fio */
.fio { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 6; }
.fio path { fill: none; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1 3; stroke-dashoffset: 0; }
.fio__glow { stroke: var(--wine); stroke-width: 7; opacity: .7; }
.fio__core { stroke: var(--fio); stroke-width: 1.5; }
.fio__dot { fill: #F6E9E5; }

/* Revelação inicial pelo ponto de luz */
.reveal {
  position: absolute; inset: 0; pointer-events: none; z-index: 5;
  background: radial-gradient(circle at var(--lx, 55%) var(--ly, 40%), rgba(12, 12, 13, 0) 0, rgba(12, 12, 13, 0) var(--r), rgba(12, 12, 13, .96) calc(var(--r) + 22vmax));
  transition: --r 2.1s cubic-bezier(.55, 0, .15, 1), opacity .8s var(--ease-out) 1.6s;
}
.reveal.go { --r: 160vmax; opacity: 0; }

/* ---------- Faixas de texto sobre a filmagem ---------- */
.band { position: absolute; z-index: 8; text-shadow: var(--tshadow); }
.band .btn { text-shadow: none; }
.scrim { position: absolute; inset: 0; pointer-events: none; z-index: 7; opacity: var(--so, 1); }
.scrim--hero { background: radial-gradient(ellipse 70% 90% at 18% 54%, rgba(10, 10, 11, .62), rgba(10, 10, 11, 0) 70%); }
.scrim--left { background: linear-gradient(90deg, rgba(10, 10, 11, .9) 0%, rgba(10, 10, 11, .74) 30%, rgba(10, 10, 11, .3) 52%, rgba(10, 10, 11, 0) 66%); }

.kicker, .ident, .chip-act {
  font: 500 .7rem/1.5 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--text-2);
}
.chip-act { color: var(--mineral); }
/* número legível (off-white); o vinho fica num pequeno quadrado decorativo, eco do ponto do P. */
.chip-act span { color: var(--off); margin-right: .9em; }
.chip-act span::before { content: ""; display: inline-block; width: 5px; height: 5px; margin: 0 .75em 0 0; vertical-align: .18em; background: var(--fio); }
.band--chip { left: var(--gutter); top: calc(var(--hdr-h) + 26px); }
.ident { margin-top: 26px; color: var(--text-2); }
.ident--lg { font-size: .74rem; line-height: 2; max-width: 34ch; }
.note { margin-top: 14px; font: 400 .9rem/1.5 var(--sans); color: var(--text-3); max-width: 38ch; }

.band--hero { left: var(--gutter); top: 50%; width: min(48vw, 680px); transform: translateY(-47%); }
.hero-logo { width: min(36vw, 520px); margin: 22px 0 34px; }
.hero-title { font: 300 clamp(2.3rem, 3.9vw, 4.7rem)/1.04 var(--serif); letter-spacing: -.018em; }
.hero-sub { margin-top: 22px; max-width: 36ch; font-size: 1.06rem; line-height: 1.55; color: var(--text-2); }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 34px; flex-wrap: wrap; }
.cue { display: inline-flex; align-items: center; gap: 14px; min-height: 44px; text-decoration: none; font: 500 .7rem/1 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--text-2); }
.cue__line { width: 38px; height: 1px; background: var(--line-strong); position: relative; overflow: hidden; }
.cue__line::after { content: ""; position: absolute; inset: 0; background: var(--off); transform: translateX(-100%); animation: cue 3.6s var(--ease-io) infinite; animation-delay: -1.2s; }
@keyframes cue { 0% { transform: translateX(-100%); } 55%, 100% { transform: translateX(100%); } }
.sig { left: var(--gutter); bottom: 34px; font: italic 300 1.05rem/1.4 var(--serif); color: var(--text-2); }

.band--phrase { left: var(--gutter); top: 50%; width: min(42vw, 600px); transform: translateY(-50%); }
.phrase { font: 300 clamp(2.1rem, 3.5vw, 4.1rem)/1.06 var(--serif); letter-spacing: -.016em; }
.phrase-sub { margin-top: 22px; font-size: 1.08rem; line-height: 1.55; color: var(--text-2); max-width: 34ch; }
.band--p3 { width: min(38vw, 540px); }
.band--p4 { width: min(34vw, 480px); }
.phrase .h, .phrase { text-wrap: balance; }   /* "Diferentes formas / de existir." sem palavra órfã */
.band--p4b { left: var(--gutter); bottom: 12vh; width: min(34vw, 460px); }

/* Coreografia de texto: tudo por --k (0 a 1), só transform e opacity */
.w, .c { display: inline-block; }
[data-split="rise"] .w {
  --kc: clamp(0, (var(--k, 1) - var(--th, 0)) * 3.2, 1);
  opacity: var(--kc); transform: translateY(calc((1 - var(--kc)) * .42em));
}
[data-part="sub"] { --ks: clamp(0, (var(--k, 1) - .5) * 4, 1); opacity: var(--ks); transform: translateY(calc((1 - var(--ks)) * 14px)); }
[data-part="cta"] { --kb: clamp(0, (var(--k, 1) - .68) * 4.5, 1); opacity: var(--kb); transform: translateY(calc((1 - var(--kb)) * 12px)); }
.hero-logo { --kl: clamp(0, var(--k, 1) * 2.4, 1); opacity: var(--kl); }
.band--hero .kicker { opacity: clamp(0, var(--k, 1) * 2, 1); }

/* foco: duas cópias, a suave com desfoque estático, cruzando por opacidade */
.split-focus { position: relative; display: block; }
.split-focus .f-soft { position: absolute; inset: 0; filter: blur(12px); opacity: calc(1 - var(--k, 1)); }
.split-focus .f-sharp { display: block; opacity: var(--k, 1); }
.split-focus .f-sharp .w { --kc: clamp(0, (var(--k, 1) - var(--th, 0)) * 2.4, 1); transform: scale(calc(1.06 - .06 * var(--kc))); transform-origin: 0 70%; }

/* grade: caracteres deslizam para o lugar em ordem de leitura */
[data-split="grid"] .c {
  --kc: clamp(0, (var(--k, 1) - var(--th, 0)) * 4, 1);
  opacity: var(--kc); transform: translateX(calc((1 - var(--kc)) * var(--jx, 0px)));
}
/* metades: as duas frases nascem sobrepostas e se abrem */
[data-split="halves"] .h { display: block; }
[data-split="halves"] .h1 { transform: translateY(calc((1 - var(--k, 1)) * .62em)); opacity: clamp(0, var(--k, 1) * 1.6, 1); }
[data-split="halves"] .h2 { transform: translateY(calc((1 - var(--k, 1)) * -.62em)); opacity: clamp(0, var(--k, 1) * 1.6 - .2, 1); }


/* =========================================================
   Modo filme (scroll coreografado)
   ========================================================= */
.mode-film .film { height: calc(var(--len, 1540) * 1vh); height: calc(var(--len, 1540) * 1lvh); }
.mode-film .stage { position: sticky; top: 0; height: 100vh; height: 100lvh; overflow: hidden; }
.mode-film .scene { position: absolute; inset: 0; opacity: 0; }
/* cenas fora de cena: as camadas de imagem saem da pintura; o texto continua no leitor de tela */
.mode-film .scene:not(.is-on) .tilt, .mode-film .scene:not(.is-on) .scrim,
.mode-film .scene:not(.is-on) .screen, .mode-film .scene:not(.is-on) .hull { visibility: hidden; }
.mode-film .band { opacity: 0; }
.mode-film .band--hero { visibility: hidden; }
.mode-film .cam.lb .media { -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 14%, #000 86%, transparent 100%); mask-image: linear-gradient(to bottom, transparent 0, #000 14%, #000 86%, transparent 100%); }
.mode-film .cam { will-change: transform; }

/* =========================================================
   Modo estático (movimento reduzido ou sem JavaScript)
   Cada cena vira uma prancha com o estado final visível.
   ========================================================= */
.no-js .scene, .mode-static .scene { position: relative; height: 100vh; height: 100svh; min-height: 600px; overflow: hidden; }
.no-js .scene--hull, .mode-static .scene--hull,
.no-js .cutout, .mode-static .cutout,
.no-js .fio, .mode-static .fio,
.no-js .reveal, .mode-static .reveal { display: none; }
.no-js .band, .mode-static .band { opacity: 1; visibility: visible; }
.mode-static .scene--ui { background: var(--deep); }
.no-js .page, .no-js .screen { display: none; }

/* =========================================================
   ATO 5 · PRESENÇA
   ========================================================= */
.act5 { position: relative; padding: clamp(110px, 16vh, 200px) var(--gutter) clamp(90px, 12vh, 160px); background: var(--black); }
/* no filme, o Ato 5 nasce da faixa vinho que tomou a tela */
.mode-film .act5 { background: linear-gradient(180deg, var(--wine) 0, #2B0F18 22vh, var(--black) 70vh); }
.signoff { margin-top: 44px; }
.signoff .mark--p { width: 56px; opacity: .9; }
.contact__mark { margin-bottom: 30px; }
.contact__mark .mark--p { width: 46px; opacity: .85; }
.act5__rule { position: absolute; left: 0; right: 0; top: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--fio) 20%, var(--fio) 80%, transparent); opacity: .7; }
.chip-act--flow { margin-bottom: 40px; }
.manifesto { font: 300 clamp(1.55rem, 2.45vw, 2.6rem)/1.22 var(--serif); letter-spacing: -.01em; max-width: 34ch; }

.label { font: 500 .72rem/1 var(--sans); letter-spacing: .26em; text-transform: uppercase; color: var(--text-2); }

.caps { margin-top: clamp(110px, 16vh, 190px); display: grid; grid-template-columns: minmax(160px, 1fr) 3fr; gap: 40px; }
.caps .label { padding-top: 24px; }
.caps__list { border-top: 1px solid var(--line); }
.caps__list a {
  display: grid; grid-template-columns: 56px 1fr auto; align-items: baseline; gap: 20px;
  padding: 22px 0; border-bottom: 1px solid var(--line); text-decoration: none; position: relative;
}
.caps__list a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--fio); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease-out); }
.caps__n { font: 500 .72rem/1 var(--sans); letter-spacing: .2em; color: var(--text-3); }
.caps__t { font: 300 clamp(1.5rem, 2.5vw, 2.5rem)/1.12 var(--serif); letter-spacing: -.01em; transition: transform .6s var(--ease-out); }
.caps__w { font: 500 .66rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--text-3); white-space: nowrap; }
.caps__list a:hover::after, .caps__list a:focus-visible::after { transform: scaleX(1); }
.caps__list a:hover .caps__t { transform: translateX(10px); }

.process { margin-top: clamp(120px, 18vh, 210px); }
/* a linha do processo: base fina e traço vinho que cresce com o scroll (horizontal no desktop, vertical no celular) */
.process__wrap { position: relative; margin-top: 56px; }
.process__wrap::before, .process__wrap::after { content: ""; position: absolute; left: 0; right: 0; top: 8px; height: 1px; pointer-events: none; }
.process__wrap::before { background: var(--line); }
.process__wrap::after { height: 1.5px; background: var(--fio); transform-origin: left center; transform: scaleX(var(--pd, 0)); }
.process__list { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.process__list li { padding-top: 36px; position: relative; }
.process__dot { position: absolute; left: 0; top: 4px; width: 9px; height: 9px; background: var(--graphite); border: 1px solid var(--line-strong); transition: background-color .6s var(--ease-out), border-color .6s var(--ease-out); }
.process__list li.on .process__dot { background: var(--fio); border-color: var(--fio); }
.process__n { display: block; font: 500 .68rem/1 var(--sans); letter-spacing: .2em; color: var(--text-3); }
.process__w { display: block; margin-top: 16px; font: 300 clamp(1.6rem, 2.7vw, 2.9rem)/1.05 var(--serif); letter-spacing: -.015em; transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
.js .process__w { opacity: .52; transform: translateY(10px); }   /* em repouso ainda legível (4.5:1); sem JS, inteiras */
.js .process__list li.on .process__w { opacity: 1; transform: none; }

/* Entradas por IntersectionObserver no Ato 5 */
.js .reveal-up { opacity: 0; transform: translateY(26px); transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out); }
.js .reveal-up.in { opacity: 1; transform: none; }
.js .reveal-up:focus-within { opacity: 1; transform: none; transition: none; }   /* nunca foco em algo invisível */
.js .caps__list li.reveal-up:nth-child(2) { transition-delay: .07s; }
.js .caps__list li.reveal-up:nth-child(3) { transition-delay: .14s; }
.js .caps__list li.reveal-up:nth-child(4) { transition-delay: .21s; }
.js .caps__list li.reveal-up:nth-child(5) { transition-delay: .28s; }
.js .caps__list li.reveal-up:nth-child(6) { transition-delay: .35s; }
.js .caps__list li.reveal-up.settled:nth-child(n) { transition-delay: 0s; }

/* ---------- Contato ---------- */
.contact { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: clamp(120px, 16vh, 190px) var(--gutter); overflow: hidden; }
.contact__bg { position: absolute; inset: 0; }
.contact__bg .media img { object-position: 30% 70%; }
.contact__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--black) 0%, rgba(17, 17, 17, .5) 24%, rgba(17, 17, 17, .38) 62%, rgba(17, 17, 17, .9) 100%), linear-gradient(90deg, rgba(17, 17, 17, .9) 0%, rgba(17, 17, 17, .72) 42%, rgba(17, 17, 17, .12) 100%); }
.contact__in { position: relative; width: 100%; max-width: 1180px; }
.cta-title { font: 300 clamp(2.5rem, 5.6vw, 6.2rem)/1.02 var(--serif); letter-spacing: -.022em; max-width: 13ch; text-shadow: var(--tshadow); }
.contact__actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px 34px; margin-top: 44px; }
.contact__mail { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.contact__mail a { font: 400 1.15rem/1 var(--sans); text-decoration: none; padding: 12px 0; border-bottom: 1px solid var(--line-strong); transition: border-color .4s var(--ease-out); }
.contact__mail a:hover { border-color: var(--off); }
.copy { min-height: 44px; padding: 0 14px; background: transparent; border: 1px solid var(--line); color: var(--text-2); font: 500 .66rem/1 var(--sans); letter-spacing: .2em; text-transform: uppercase; cursor: pointer; transition: border-color .4s var(--ease-out), color .4s var(--ease-out); }
.copy:hover { border-color: var(--line-strong); color: var(--off); }
.copy__status { font-size: .85rem; color: var(--text-2); min-width: 1ch; }

.brief { margin-top: clamp(64px, 9vh, 96px); padding-top: 34px; border-top: 1px solid var(--line); max-width: 980px; }
.brief__title { font: italic 300 1.5rem/1.2 var(--serif); }
.brief__grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 26px 28px; margin-top: 28px; }
.field { display: flex; flex-direction: column; gap: 10px; }
.field--wide { grid-column: 1 / -1; }
.field span { font: 500 .66rem/1 var(--sans); letter-spacing: .22em; text-transform: uppercase; color: var(--text-2); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 46px; padding: 10px 0; background: transparent; border: 0; border-bottom: 1px solid var(--line-strong);
  border-radius: 0; color: var(--off); font-size: 1.02rem; transition: border-color .4s var(--ease-out);
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--text-2) 50%), linear-gradient(135deg, var(--text-2) 50%, transparent 50%); background-position: calc(100% - 12px) 55%, calc(100% - 7px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.field select option { background: var(--black); }
.field textarea { resize: vertical; min-height: 92px; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: none; box-shadow: none; border-bottom-color: var(--off); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-bottom-color: #D9758F; }
.field .req { font-style: normal; color: var(--text-3); letter-spacing: .14em; }
.field__err { min-height: 1.2em; font: 400 .86rem/1.3 var(--sans); color: #E59AAE; }
.field__err:empty { min-height: 0; }
.brief__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 28px; margin-top: 30px; }
.brief__note { max-width: 52ch; font-size: .88rem; line-height: 1.55; color: var(--text-2); }
.brief__status { margin-top: 18px; font-size: .95rem; color: var(--mineral); min-height: 1.5em; }

/* ---------- Rodapé ---------- */
.ftr { padding: 70px var(--gutter) 40px; background: var(--black); border-top: 1px solid var(--line); }
.ftr__top { display: grid; grid-template-columns: auto 1fr auto; align-items: end; gap: 40px; }
.ftr__logo { width: clamp(180px, 22vw, 300px); }
.ftr__sig p { font: 500 .7rem/1.8 var(--sans); letter-spacing: .24em; text-transform: uppercase; color: var(--text-2); }
.ftr__sig .ftr__en { font: italic 300 1.05rem/1.4 var(--serif); letter-spacing: 0; text-transform: none; }
.ftr__mail a { font-size: 1.05rem; text-decoration: none; border-bottom: 1px solid var(--line-strong); padding: 10px 0; }
.ftr__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 40px; margin-top: 56px; font-size: .8rem; color: var(--text-3); }

/* conteúdo em fluxo abre espaço para o trilho de capítulos no desktop */
@media (min-width: 761px) and (orientation: landscape) and (min-height: 561px), (min-width: 1025px) and (min-height: 561px) {
  .act5, .contact, .ftr { padding-right: calc(var(--gutter) + 180px); }   /* espaço do trilho de capítulos */
}

/* =========================================================
   Telas pequenas e retrato: cenas reenquadradas, texto embaixo
   ========================================================= */
@media (max-width: 1100px) {
  .hdr__nav { display: none; }
  .hdr__cta { margin-left: auto; }   /* sem o menu, o botão continua encostado à direita */
}
/* mesma condição que o motor usa (COMPACT_Q em film.js): retrato até 1024px, ou estreito e alto */
@media (orientation: portrait) and (max-width: 1024px), (max-width: 760px) and (min-height: 520px) {
  :root { --hdr-h: 64px; }
  .hdr { gap: 16px; }
  .hdr__logo { width: 112px; }
  .hdr__cta { min-height: 40px; padding: 0 14px; font-size: .64rem; letter-spacing: .14em; margin-left: auto; }
  .railbox { right: auto; left: 0; top: 0; transform: none; width: 100%; height: 2px; }
  .rail { display: none; }            /* sem lista visível, o marco de navegação também sai */
  .rail__track { left: 0; right: 0; top: 0; bottom: auto; width: auto; height: 2px; background: rgba(214, 208, 202, .1); }
  .rail__fill { transform-origin: left; transform: scaleX(var(--p, 0)); }

  .scrim--hero, .scrim--left { background: linear-gradient(180deg, rgba(10, 10, 11, .55) 0%, rgba(10, 10, 11, 0) 18%, rgba(10, 10, 11, 0) 28%, rgba(10, 10, 11, .8) 42%, rgba(10, 10, 11, .9) 60%, rgba(10, 10, 11, .96) 100%); }
  .band--hero { left: 20px; right: 20px; top: auto; bottom: calc(env(safe-area-inset-bottom, 0px) + 74px + var(--tb)); width: auto; transform: none; }
  /* scrim preso ao próprio bloco do hero: acompanha a altura real em qualquer tela */
  .band--hero::before { content: ""; position: absolute; z-index: -1; left: -20px; right: -20px; top: -90px; bottom: -120px; pointer-events: none;
    background: linear-gradient(180deg, rgba(10, 10, 11, 0) 0, rgba(10, 10, 11, .84) 90px, rgba(10, 10, 11, .92) 100%); }
  /* texto pequeno sobre filmagem: chip com fundo próprio */
  .mode-film .band--chip { background: rgba(10, 10, 12, .62); padding: 7px 10px 6px; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); text-shadow: none; }
  .hero-logo { width: min(76vw, 360px); margin: 14px 0 22px; }
  .hero-title { font-size: clamp(1.95rem, 8.4vw, 2.8rem); }
  .hero-sub { font-size: .98rem; margin-top: 14px; }
  .hero-actions { margin-top: 22px; gap: 18px; }
  .sig { left: 20px; bottom: calc(env(safe-area-inset-bottom, 0px) + 28px + var(--tb)); font-size: .95rem; }
  .band--chip { left: 20px; top: calc(var(--hdr-h) + 14px); }
  .band--phrase { left: 20px; right: 20px; top: auto; bottom: calc(env(safe-area-inset-bottom, 0px) + 40px + var(--tb)); width: auto; transform: none; }
  .phrase { font-size: clamp(1.9rem, 8vw, 2.7rem); }
  .phrase-sub { font-size: .98rem; margin-top: 14px; }
  .ident { margin-top: 18px; }
  .band--p4b { left: 20px; right: 20px; bottom: calc(env(safe-area-inset-bottom, 0px) + 28px + var(--tb)); width: auto; }

  .caps { grid-template-columns: 1fr; gap: 18px; }
  .caps__list a { grid-template-columns: 40px 1fr; }
  .caps__w { grid-column: 2; }
  .process__list { grid-template-columns: 1fr; gap: 0; padding-left: 34px; }
  .process__wrap::before, .process__wrap::after { left: 4px; right: auto; top: 0; bottom: 34px; width: 1px; height: auto; }
  .process__wrap::after { width: 1.5px; transform-origin: center top; transform: scaleY(var(--pd, 0)); }
  .process__list li { padding: 0 0 34px; }
  .process__dot { left: -34px; top: 6px; }
  .process__w { margin-top: 10px; }
  .brief__grid { grid-template-columns: 1fr; }
  .ftr__top { grid-template-columns: 1fr; align-items: start; gap: 26px; }
}
@media (max-height: 560px) and (orientation: landscape) {
  .sig, .band--chip, .railbox, .cue { display: none; }
  .hero-logo { margin: 6px 0 10px; width: min(24vw, 280px); }
  .hero-title { font-size: clamp(1.6rem, 3.6vw, 2.4rem); }
  .hero-sub { margin-top: 8px; font-size: .86rem; line-height: 1.4; }   /* encolhe, nunca some: é texto obrigatório */
  .hero-actions { margin-top: 12px; }
}
@media (pointer: coarse) {
  .btn { min-height: 46px; }
  .rail a { min-height: 44px; }
}

/* =========================================================
   Movimento reduzido: estados finais, sem animação
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; transition-delay: 0s !important; }
  .js .reveal-up { opacity: 1; transform: none; }
  .process__w, .js .process__w { opacity: 1; transform: none; }
  .process__dot { background: var(--fio); border-color: var(--fio); }
  .process__wrap::after { transform: none; }
  .ambient { animation: none; }
}