/* ==========================================================================
   Luan Valle — sistema visual
   Marca preto e branco. Ciano, magenta e amarelo só aparecem como
   "tinta de impressão": registro, guias, seleção, prova de cor.
   ========================================================================== */

:root {
  --ink: #0d0d0c;
  --ink-2: #191918;
  --ink-3: #262624;
  --paper: #f3f1ec;
  --paper-2: #e9e6df;
  --paper-3: #dcd8cf;
  --mute-p: #5f5d58;
  --mute-i: #a6a49e;
  --line-p: rgba(13, 13, 12, 0.14);
  --line-i: rgba(243, 241, 236, 0.16);

  --c: #00a8e8;
  --m: #e6007e;
  --y: #ffd200;
  --select: #00a8e8;

  --f-sans: "Archivo", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-serif: "Instrument Serif", "Times New Roman", serif;
  --f-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --gutter: 16px;
  --max: 1240px;
  --radius: 6px;
  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);
}

@media (min-width: 720px) {
  :root { --gutter: 32px; }
}

/* ---------- temas de seção (papel / tinta) ---------- */
.t-paper {
  --bg: var(--paper); --fg: var(--ink); --mute: var(--mute-p); --line: var(--line-p);
  --panel: var(--paper-2); --panel-2: var(--paper-3);
  --art-paste: #e4e0d7; --art-board: #fbfaf6; --art-ink: var(--ink);
}
.t-ink {
  --bg: var(--ink); --fg: var(--paper); --mute: var(--mute-i); --line: var(--line-i);
  --panel: var(--ink-2); --panel-2: var(--ink-3);
  --art-paste: #1d1d1b; --art-board: #121211; --art-ink: var(--paper);
}
html[data-invert] .t-paper {
  --bg: var(--ink); --fg: var(--paper); --mute: var(--mute-i); --line: var(--line-i);
  --panel: var(--ink-2); --panel-2: var(--ink-3);
  --art-paste: #1d1d1b; --art-board: #121211; --art-ink: var(--paper);
}
html[data-invert] .t-ink {
  --bg: var(--paper); --fg: var(--ink); --mute: var(--mute-p); --line: var(--line-p);
  --panel: var(--paper-2); --panel-2: var(--paper-3);
  --art-paste: #e4e0d7; --art-board: #fbfaf6; --art-ink: var(--ink);
}
.t-paper, .t-ink { background: var(--bg); color: var(--fg); }

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-variation-settings: "wdth" 100;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
html[data-invert] body { background: var(--ink); }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; }
button { font: inherit; color: inherit; }
::selection { background: var(--c); color: var(--ink); }
:focus-visible { outline: 2px solid var(--select); outline-offset: 3px; border-radius: 2px; }

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip {
  position: fixed; left: 12px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 4px;
  font-family: var(--f-mono); font-size: 0.8rem; text-decoration: none; transition: top 0.2s;
}
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(5rem, 11vw, 9.5rem); position: relative; }

/* ---------- tipografia ---------- */
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--f-mono); font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--mute);
  margin: 0 0 1.4rem;
}
.kicker::before {
  content: ""; width: 9px; height: 9px; border: 1.5px solid currentColor;
  transform: rotate(45deg); flex: none;
}
.h1, .h2 {
  font-family: var(--f-sans);
  font-variation-settings: "wdth" 112;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 0.96;
  margin: 0;
  text-wrap: balance;
}
.h1 { font-size: clamp(2.7rem, 6.4vw, 6.1rem); }
.h2 { font-size: clamp(2.1rem, 4.6vw, 4.1rem); font-weight: 760; }
.h1 em, .h2 em, .big em {
  font-family: var(--f-serif); font-style: italic; font-weight: 400;
  letter-spacing: -0.01em; font-size: 1.07em; line-height: 0.9;
}
.lead { font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.55; color: var(--mute); max-width: 36em; margin: 1.6rem 0 0; text-wrap: pretty; }
.mono { font-family: var(--f-mono); font-size: 0.78rem; letter-spacing: 0.04em; }

/* registro de impressão: cores fora de registro que se alinham ao aparecer */
.reg {
  text-shadow:
    0.06em 0.025em 0 rgba(0, 168, 232, 0.8),
    -0.05em -0.012em 0 rgba(230, 0, 126, 0.75),
    0.018em -0.05em 0 rgba(255, 210, 0, 0.85);
  transition: text-shadow 1.1s var(--ease-out);
}
.reg.is-in, .no-js .reg {
  text-shadow: 0 0 0 rgba(0, 168, 232, 0), 0 0 0 rgba(230, 0, 126, 0), 0 0 0 rgba(255, 210, 0, 0);
}

/* ---------- botões ---------- */
.btn {
  --b-bg: var(--fg); --b-fg: var(--bg);
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: 54px; padding: 0 26px;
  border-radius: 999px; border: 1.5px solid var(--fg);
  background: var(--b-bg); color: var(--b-fg);
  font-family: var(--f-sans); font-weight: 650; font-size: 1rem; letter-spacing: -0.005em;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out), background 0.25s, color 0.25s;
}
.btn svg { width: 20px; height: 20px; flex: none; transition: transform 0.25s var(--ease-out); }
.btn:hover { transform: translateY(-2px); box-shadow: 3px 3px 0 var(--c), -3px 0 0 var(--m), 0 -3px 0 var(--y); }
.btn:hover svg { transform: translateX(3px); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn--ghost { --b-bg: transparent; --b-fg: var(--fg); }
.btn--ghost:hover { --b-bg: var(--fg); --b-fg: var(--bg); }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 2.2rem; }

/* ---------- navegação ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  pointer-events: none;
  color: #fff; mix-blend-mode: difference;
  transition: transform 0.45s var(--ease-out);
}
.nav.is-hidden { transform: translateY(-110%); }
.nav-inner {
  max-width: calc(var(--max) + 2 * var(--gutter));
  margin-inline: auto; padding: 18px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.nav-inner > * { pointer-events: auto; }
.nav .blend { color: #fff; }
.brand { display: block; width: 128px; text-decoration: none; }
.brand svg { width: 100%; height: auto; overflow: visible; }
.brand .flip { transform-box: fill-box; transform-origin: 50% 50%; transition: transform 1.1s var(--ease-io); }
.brand:hover .flip, .brand.is-flipped .flip { transform: rotate(180deg); }
.nav-links { display: none; list-style: none; margin: 0; padding: 0; gap: 4px; }
.nav-links a {
  display: block; padding: 10px 14px; text-decoration: none;
  font-weight: 560; font-size: 0.95rem; letter-spacing: -0.005em; position: relative;
}
.nav-links a::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 6px; height: 1.5px;
  background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform 0.3s var(--ease-out);
}
.nav-links a:hover::after, .nav-links a[aria-current="true"]::after { transform: scaleX(1); }
.nav-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 44px; height: 44px; display: grid; place-items: center;
  border: 1.5px solid currentColor; border-radius: 999px; background: transparent; cursor: pointer;
  transition: transform 0.6s var(--ease-io);
}
.icon-btn svg { width: 20px; height: 20px; }
.invert-btn:hover { transform: rotate(180deg); }
.nav-cta {
  display: none; align-items: center; gap: 8px; height: 44px; padding: 0 18px;
  border-radius: 999px; border: 1.5px solid currentColor; text-decoration: none;
  font-weight: 650; font-size: 0.92rem;
}
.nav-cta:hover { background: #fff; color: #000; }
.menu-btn .bars { position: relative; width: 18px; height: 12px; }
.menu-btn .bars::before, .menu-btn .bars::after {
  content: ""; position: absolute; left: 0; right: 0; height: 1.5px; background: currentColor;
  transition: transform 0.3s var(--ease-out), top 0.3s var(--ease-out);
}
.menu-btn .bars::before { top: 2px; }
.menu-btn .bars::after { top: 9px; }
.menu-open .menu-btn .bars::before { top: 5.5px; transform: rotate(45deg); }
.menu-open .menu-btn .bars::after { top: 5.5px; transform: rotate(-45deg); }

@media (min-width: 1000px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .menu-btn { display: none; }
}

.menu {
  position: fixed; inset: 0; z-index: 45; padding: 110px var(--gutter) 32px;
  display: flex; flex-direction: column; justify-content: space-between;
  background: var(--ink); color: var(--paper);
  clip-path: circle(0 at calc(100% - 38px) 40px);
  transition: clip-path 0.6s var(--ease-io), visibility 0s 0.6s; visibility: hidden;
}
.menu-open .menu { clip-path: circle(150% at calc(100% - 38px) 40px); visibility: visible; transition: clip-path 0.6s var(--ease-io); }
.menu ul { list-style: none; margin: 0; padding: 0; }
.menu li a {
  display: flex; align-items: baseline; gap: 14px; padding: 8px 0; text-decoration: none;
  font-variation-settings: "wdth" 115; font-weight: 800; font-size: clamp(2.2rem, 10vw, 3.4rem); letter-spacing: -0.035em; line-height: 1.05;
}
.menu li a span { font-family: var(--f-mono); font-size: 0.75rem; font-weight: 400; letter-spacing: 0.06em; color: var(--mute-i); }
.menu .btn { --fg: var(--paper); --bg: var(--ink); align-self: stretch; }
@media (min-width: 1000px) { .menu { display: none; } }

/* ---------- hero ---------- */
.hero { padding-top: clamp(96px, 12vw, 132px); padding-bottom: clamp(3rem, 6vw, 5rem); min-height: 100svh; display: flex; align-items: center; }
.hero-grid { display: grid; gap: clamp(2.2rem, 4vw, 3.5rem); align-items: center; width: 100%; }
.hero-copy { order: 2; }
.hero-art { order: 1; }
.hero .eyebrow { margin-bottom: 1.6rem; }
@media (min-width: 1024px) {
  .hero-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
  .hero-copy { order: 1; }
  .hero-art { order: 2; }
}
.scroll-hint {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 2.6rem;
  color: var(--mute); text-decoration: none;
}
.scroll-hint i { width: 1.5px; height: 28px; background: currentColor; position: relative; overflow: hidden; display: block; }
.scroll-hint i::after { content: ""; position: absolute; left: 0; top: -40%; width: 100%; height: 40%; background: var(--bg); animation: drip 1.8s var(--ease-io) infinite; }
@keyframes drip { to { top: 110%; } }

/* janela do software de vetor */
.doc {
  border: 1px solid var(--line); border-radius: 10px; overflow: hidden;
  background: var(--art-paste); box-shadow: 0 30px 60px -30px rgba(13, 13, 12, 0.35);
}
.doc-bar {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 0 12px 0 0; height: 38px; background: var(--panel); border-bottom: 1px solid var(--line);
  font-family: var(--f-mono); font-size: 0.7rem; color: var(--mute);
}
.doc-tab {
  height: 100%; display: flex; align-items: center; gap: 10px; padding: 0 14px;
  background: var(--art-paste); color: var(--fg); border-right: 1px solid var(--line);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0;
}
.doc-tab b { font-weight: 500; }
.doc-tab .x { opacity: 0.5; }
.doc-meta { display: flex; gap: 14px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.doc-meta .rot { color: var(--select); }
@media (max-width: 520px) { .doc-tab .zoom, .doc-meta .y { display: none; } }
.doc-canvas { position: relative; display: grid; grid-template-columns: 18px 1fr; grid-template-rows: 18px 1fr; }
.ruler { background-color: var(--panel); --tick: color-mix(in srgb, var(--fg) 35%, transparent); }
.ruler-corner { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--panel); }
.ruler-x {
  border-bottom: 1px solid var(--line);
  background-image:
    repeating-linear-gradient(to right, var(--tick) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(to right, var(--tick) 0 1px, transparent 1px 50px);
  background-size: 100% 4px, 100% 9px; background-position: 0 100%, 0 100%; background-repeat: no-repeat;
}
.ruler-y {
  border-right: 1px solid var(--line);
  background-image:
    repeating-linear-gradient(to bottom, var(--tick) 0 1px, transparent 1px 10px),
    repeating-linear-gradient(to bottom, var(--tick) 0 1px, transparent 1px 50px);
  background-size: 4px 100%, 9px 100%; background-position: 100% 0, 100% 0; background-repeat: no-repeat;
}
.art-svg { width: 100%; height: auto; touch-action: pan-y; }
.art-svg .paste { fill: var(--art-paste); }
.art-svg .board { fill: var(--art-board); }
.art-svg .board-shadow { fill: #000; opacity: 0.08; }
.art-svg .crop { stroke: var(--fg); stroke-width: 1; opacity: 0.55; }
.art-svg .label { font-family: var(--f-mono); font-size: 11px; fill: var(--mute); letter-spacing: 0.04em; }
.art-svg .guide { stroke: var(--c); stroke-width: 1; stroke-dasharray: 4 5; opacity: 0; vector-effect: non-scaling-stroke; }
.art-svg .is-guides .guide { opacity: 0.7; transition: opacity 0.6s; }
.art-svg .hg { fill: var(--art-ink); fill-opacity: 0; stroke: var(--select); stroke-width: 1.4; vector-effect: non-scaling-stroke; }
.art-svg .logo-rot { transform-box: fill-box; transform-origin: 50% 50%; }
.art-svg .anc { fill: var(--art-board); stroke: var(--select); stroke-width: 1.2; vector-effect: non-scaling-stroke; transform-box: fill-box; transform-origin: center; transform: scale(0); }
.art-svg .anc.on { transform: scale(1); transition: transform 0.25s var(--ease-out); }
.art-svg .anc.off { transform: scale(0); opacity: 0; transition: transform 0.35s, opacity 0.35s; }
.art-svg .hdl line { stroke: var(--select); stroke-width: 1; vector-effect: non-scaling-stroke; }
.art-svg .hdl circle { fill: var(--select); }
.art-svg .pen { transition: opacity 0.4s; }
.art-svg .pen path { fill: var(--fg); stroke: var(--art-board); stroke-width: 1; }
.art-svg .bbox rect.frame { fill: none; stroke: var(--select); stroke-width: 1; vector-effect: non-scaling-stroke; }
.art-svg .bbox rect.h { fill: var(--art-board); stroke: var(--select); stroke-width: 1; vector-effect: non-scaling-stroke; }
.art-svg .bbox { opacity: 0; transition: opacity 0.45s; }
.art-svg .bbox.on { opacity: 1; }
.art-cap {
  display: flex; justify-content: space-between; gap: 12px; padding: 10px 14px;
  border-top: 1px solid var(--line); background: var(--panel);
  font-family: var(--f-mono); font-size: 0.72rem; color: var(--mute); min-height: 40px; align-items: center;
}
.art-cap .msg { color: var(--fg); transition: opacity 0.5s; }
.art-cap .msg.fade { opacity: 0; }

/* ---------- faixa rolante ---------- */
.marquee { overflow: hidden; border-block: 1px solid var(--line); padding-block: 22px; }
.marquee-track { display: flex; width: max-content; animation: marquee 46s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee ul { display: flex; align-items: center; list-style: none; margin: 0; padding: 0; }
.marquee li {
  display: flex; align-items: center; gap: clamp(22px, 3vw, 40px); padding-right: clamp(22px, 3vw, 40px);
  font-variation-settings: "wdth" 120; font-weight: 750; text-transform: uppercase;
  font-size: clamp(1.4rem, 3vw, 2.4rem); letter-spacing: -0.02em; white-space: nowrap;
}
.marquee li svg { width: clamp(30px, 3.4vw, 44px); height: auto; flex: none; animation: flip180 7s var(--ease-io) infinite; transform-box: fill-box; transform-origin: center; }
.marquee li:nth-child(2n) svg { animation-delay: -3.5s; }
.marquee li:nth-child(even) { -webkit-text-stroke: 1.2px currentColor; color: transparent; }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes flip180 {
  0%, 38% { transform: rotate(0deg); }
  50%, 88% { transform: rotate(180deg); }
  100% { transform: rotate(360deg); }
}

/* ---------- manifesto (gira com a rolagem) ---------- */
.manifesto { height: 230vh; padding: 0; }
.manifesto-sticky {
  position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden;
  display: grid; align-content: center; justify-items: center; text-align: center; gap: clamp(1.4rem, 3vh, 2.4rem);
  padding: 90px var(--gutter) 40px;
}
.manifesto-mark { width: min(78vw, 760px); height: auto; color: var(--fg); will-change: transform; }
.deg-row { display: flex; gap: 18px; align-items: center; color: var(--mute); font-variant-numeric: tabular-nums; }
.deg-row .deg { color: var(--select); min-width: 4ch; text-align: left; }
.dial { width: 120px; height: 2px; background: var(--line); position: relative; }
.dial i { position: absolute; inset: 0 auto 0 0; width: 0; background: var(--select); }
.big {
  font-variation-settings: "wdth" 112; font-weight: 800; letter-spacing: -0.035em; line-height: 0.98;
  font-size: clamp(2rem, 5.2vw, 4.6rem); margin: 0; max-width: 15ch; text-wrap: balance;
}
.big span { display: block; transition: opacity 0.6s, transform 0.8s var(--ease-out); }
.manifesto p.body { max-width: 40em; margin: 0; color: var(--mute); font-size: clamp(1rem, 1.3vw, 1.15rem); transition: opacity 0.6s, transform 0.8s var(--ease-out); }
.js .manifesto [data-at] { opacity: 0; transform: translateY(18px); }
.js .manifesto [data-at].on { opacity: 1; transform: none; }

.proof { display: flex; gap: 0; border: 1px solid var(--line); border-radius: 3px; overflow: hidden; }
.proof span { width: clamp(20px, 3.2vw, 34px); height: 16px; transform-origin: bottom; }
.js .proof span { transform: scaleY(0); transition: transform 0.5s var(--ease-out); }
.js .proof.on span { transform: scaleY(1); }
.proof span:nth-child(1) { background: var(--c); }
.proof span:nth-child(2) { background: var(--m); }
.proof span:nth-child(3) { background: var(--y); }
.proof span:nth-child(4) { background: #0d0d0c; }
.proof span:nth-child(5) { background: color-mix(in srgb, var(--c) 50%, #fff); }
.proof span:nth-child(6) { background: color-mix(in srgb, var(--m) 50%, #fff); }
.proof span:nth-child(7) { background: color-mix(in srgb, var(--y) 50%, #fff); }
.proof span:nth-child(8) { background: #7d7d7a; }
.proof span:nth-child(9) { background: #3b5bd9; }
.proof span:nth-child(10) { background: #19a35b; }
.proof span:nth-child(11) { background: #e8452c; }
.proof span:nth-child(12) { background: #ffffff; }
.js .proof.on span:nth-child(n) { transition-delay: calc(var(--i) * 45ms); }

@media (prefers-reduced-motion: reduce) {
  .manifesto { height: auto; }
  .manifesto-sticky { position: relative; height: auto; min-height: 0; padding-block: clamp(5rem, 11vw, 9rem); }
}

/* ---------- serviços ---------- */
.section-head { display: grid; gap: 1.2rem; margin-bottom: clamp(2.6rem, 5vw, 4.2rem); }
@media (min-width: 900px) {
  .section-head.split { grid-template-columns: 1.2fr 0.8fr; align-items: end; gap: 3rem; }
  .section-head.split .lead { margin: 0; }
}
.services { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
@media (min-width: 760px) { .services { grid-template-columns: 1fr 1fr; } }
.service {
  position: relative; background: var(--bg); padding: clamp(1.6rem, 3vw, 2.6rem);
  display: grid; gap: 1.1rem; align-content: start; min-height: 320px; transition: background 0.35s;
}
.service:hover { background: var(--panel); }
.service-top { display: flex; justify-content: space-between; align-items: flex-start; }
.service .idx { font-family: var(--f-mono); font-size: 0.75rem; color: var(--mute); }
.service .ico { width: 64px; height: 64px; color: var(--fg); }
.service .ico * { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.service .ico .accent { stroke: var(--select); }
.js .service .ico .draw { stroke-dasharray: var(--len, 300); stroke-dashoffset: var(--len, 300); transition: stroke-dashoffset 1.4s var(--ease-out); }
.js .service.is-in .ico .draw { stroke-dashoffset: 0; }
.service h3 { margin: 0.4rem 0 0; font-variation-settings: "wdth" 110; font-weight: 750; font-size: clamp(1.45rem, 2.2vw, 1.9rem); letter-spacing: -0.025em; line-height: 1.05; }
.service p { margin: 0; color: var(--mute); max-width: 32em; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0.4rem 0 0; padding: 0; }
.tags li { font-family: var(--f-mono); font-size: 0.7rem; letter-spacing: 0.03em; padding: 5px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--mute); }

/* ---------- processo ---------- */
.process { position: relative; padding-block: 1rem; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: clamp(2.6rem, 6vw, 4.5rem); position: relative; }
.process-line { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; overflow: visible; }
.process-line path { fill: none; stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.process-line .track { stroke: var(--line); }
.process-line .ink { stroke: var(--select); }
.step { position: relative; display: grid; grid-template-columns: 44px 1fr; gap: 18px; align-items: start; }
.step-node {
  width: 18px; height: 18px; margin: 6px 0 0 13px; background: var(--bg); border: 1.5px solid var(--line);
  transform: rotate(45deg); transition: border-color 0.4s, background 0.4s, transform 0.5s var(--ease-out); position: relative; z-index: 1;
}
.step.is-active .step-node { border-color: var(--select); background: var(--select); transform: rotate(45deg) scale(1.15); }
.step-card { display: grid; gap: 1rem; grid-template-columns: 1fr; padding: 1.4rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); transition: border-color 0.4s, transform 0.6s var(--ease-out); }
.step.is-active .step-card { border-color: color-mix(in srgb, var(--select) 55%, var(--line)); }
.step-card .n { font-family: var(--f-mono); font-size: 0.72rem; color: var(--mute); letter-spacing: 0.08em; }
.step-card h3 { margin: 0.2rem 0 0.35rem; font-variation-settings: "wdth" 110; font-weight: 750; font-size: 1.45rem; letter-spacing: -0.02em; line-height: 1.1; }
.step-card p { margin: 0; color: var(--mute); font-size: 0.98rem; }
.mini { width: 100%; max-width: 220px; height: auto; color: var(--fg); }
.mini * { vector-effect: non-scaling-stroke; }
@media (min-width: 860px) {
  .step { grid-template-columns: 1fr 64px 1fr; gap: 0; }
  .step-node { margin: 30px auto 0; grid-column: 2; grid-row: 1; }
  .step-card { grid-template-columns: 1fr 180px; align-items: center; gap: 1.4rem; }
  .step:nth-child(odd) .step-card { grid-column: 1; grid-row: 1; }
  .step:nth-child(even) .step-card { grid-column: 3; grid-row: 1; }
}

/* mini-ilustrações do processo — tocam quando a linha chega na etapa */
.mini .stroke { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.mini .sel { fill: none; stroke: var(--select); stroke-width: 1.2; }
.mini .selfill { fill: var(--select); }
.mini .paperfill { fill: var(--bg); stroke: currentColor; stroke-width: 1.4; }
.mini .dot { fill: currentColor; transform-box: fill-box; transform-origin: center; }
.step.is-active .mini .dot { animation: typing 1.2s ease-in-out infinite; }
.step.is-active .mini .dot:nth-of-type(2) { animation-delay: 0.15s; }
.step.is-active .mini .dot:nth-of-type(3) { animation-delay: 0.3s; }
@keyframes typing { 0%, 60%, 100% { transform: translateY(0); opacity: 0.4; } 30% { transform: translateY(-4px); opacity: 1; } }
.mini .sketch { stroke-dasharray: 420; stroke-dashoffset: 420; }
.step.is-active .mini .sketch { animation: sketch 2.4s var(--ease-out) forwards; }
.mini .sketch.s2 { animation-delay: 0.5s !important; }
@keyframes sketch { to { stroke-dashoffset: 0; } }
.mini .pencil { transform: translate(0, 0); }
.step.is-active .mini .pencil { animation: pencil 2.4s var(--ease-out) forwards; }
@keyframes pencil { 0% { transform: translate(-70px, 14px); } 55% { transform: translate(-10px, -6px); } 100% { transform: translate(0, 0); } }
.mini .sw { transform-box: fill-box; transform-origin: bottom; transform: scaleY(0); }
.step.is-active .mini .sw { animation: swatch 0.6s var(--ease-out) forwards; }
.step.is-active .mini .sw:nth-of-type(2) { animation-delay: 0.12s; }
.step.is-active .mini .sw:nth-of-type(3) { animation-delay: 0.24s; }
.step.is-active .mini .sw:nth-of-type(4) { animation-delay: 0.36s; }
@keyframes swatch { to { transform: scaleY(1); } }
.mini .pick { opacity: 0; }
.step.is-active .mini .pick { animation: fadein 0.4s 1s forwards; }
@keyframes fadein { to { opacity: 1; } }
.mini .cropmark { stroke-dasharray: 30; stroke-dashoffset: 30; }
.step.is-active .mini .cropmark { animation: sketch 0.6s var(--ease-out) forwards; }
.step.is-active .mini .cropmark:nth-of-type(2) { animation-delay: 0.1s; }
.step.is-active .mini .cropmark:nth-of-type(3) { animation-delay: 0.2s; }
.step.is-active .mini .cropmark:nth-of-type(4) { animation-delay: 0.3s; }
.mini .bleed { stroke-dasharray: 3 3; opacity: 0; }
.step.is-active .mini .bleed { animation: fadein 0.5s 0.5s forwards; }
.mini .sheet { transform: translateY(-36px); }
.step.is-active .mini .sheet { animation: printout 2.2s var(--ease-out) infinite; }
@keyframes printout { 0% { transform: translateY(-36px); } 60%, 100% { transform: translateY(0); } }
.mini .load { transform-box: fill-box; transform-origin: left; transform: scaleX(0); }
.step.is-active .mini .load { animation: load 2.2s var(--ease-io) infinite; }
@keyframes load { 0% { transform: scaleX(0); } 70%, 100% { transform: scaleX(1); } }

/* ---------- portfólio ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 2rem; }
.chip {
  min-height: 40px; padding: 0 16px; border-radius: 999px; border: 1.5px solid var(--line);
  background: transparent; cursor: pointer; font-weight: 600; font-size: 0.92rem; transition: background 0.25s, color 0.25s, border-color 0.25s;
}
.chip:hover { border-color: var(--fg); }
.chip[aria-pressed="true"] { background: var(--fg); color: var(--bg); border-color: var(--fg); }
.works { display: grid; gap: clamp(14px, 2vw, 22px); grid-template-columns: 1fr; }
@media (min-width: 680px) { .works { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 1040px) { .works { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.work { position: relative; display: grid; gap: 12px; align-content: start; transition: opacity 0.4s, transform 0.5s var(--ease-out); }
.work[hidden] { display: none; }
.work.wide { grid-column: 1 / -1; }
@media (min-width: 1040px) { .work.wide-2 { grid-column: span 2; } }
.work-media {
  position: relative; display: block; overflow: visible; border-radius: var(--radius); background: var(--panel);
  aspect-ratio: 4 / 3; cursor: zoom-in; border: 0; padding: 0; width: 100%; text-align: left;
}
.work.wide .work-media, .work.wide-2 .work-media { aspect-ratio: 21 / 9; }
.work-media .clip { position: absolute; inset: 0; overflow: hidden; border-radius: var(--radius); }
.work-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s var(--ease-out); }
.work-media.contain img { object-fit: contain; padding: 6%; }
.work-media.site img { object-position: top center; }
a.work-media { cursor: alias; }
.work-media:hover img { transform: scale(1.035); }
/* marcas de corte no hover */
.work-media::after {
  content: ""; position: absolute; inset: -9px; pointer-events: none; opacity: 0; transition: opacity 0.3s, inset 0.4s var(--ease-out);
  --cm: var(--fg); --l: 16px;
  background:
    linear-gradient(var(--cm), var(--cm)) 0 0 / var(--l) 1px no-repeat,
    linear-gradient(var(--cm), var(--cm)) 0 0 / 1px var(--l) no-repeat,
    linear-gradient(var(--cm), var(--cm)) 100% 0 / var(--l) 1px no-repeat,
    linear-gradient(var(--cm), var(--cm)) 100% 0 / 1px var(--l) no-repeat,
    linear-gradient(var(--cm), var(--cm)) 0 100% / var(--l) 1px no-repeat,
    linear-gradient(var(--cm), var(--cm)) 0 100% / 1px var(--l) no-repeat,
    linear-gradient(var(--cm), var(--cm)) 100% 100% / var(--l) 1px no-repeat,
    linear-gradient(var(--cm), var(--cm)) 100% 100% / 1px var(--l) no-repeat;
}
.work-media:hover::after, .work-media:focus-visible::after { opacity: 1; inset: -12px; }
.work-badge {
  position: absolute; top: 12px; right: 12px; z-index: 1; display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 10px; border-radius: 999px; background: var(--ink); color: var(--paper);
  font-family: var(--f-mono); font-size: 0.68rem; letter-spacing: 0.04em;
}
.work-badge svg { width: 12px; height: 12px; }
.work-info { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.work-info h3 { margin: 0; font-weight: 700; font-size: 1.08rem; letter-spacing: -0.01em; line-height: 1.25; }
.work-info .mono { color: var(--mute); white-space: nowrap; }

.brands { margin-top: clamp(4rem, 8vw, 6.5rem); }
.brands-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 10px 24px; margin-bottom: 1.4rem; }
.brands-head h3 { margin: 0; font-variation-settings: "wdth" 110; font-weight: 750; font-size: clamp(1.5rem, 2.6vw, 2.1rem); letter-spacing: -0.025em; }
.brands-head p { margin: 0; color: var(--mute); }
.brand-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
@media (min-width: 720px) { .brand-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.brand-cell { position: relative; background: var(--bg); aspect-ratio: 3 / 2; cursor: pointer; }
.brand-cell img {
  position: absolute; inset: 0; margin: auto; width: 66%; height: 60%; object-fit: scale-down;
  filter: grayscale(1) contrast(1.15); opacity: 0.85; transition: filter 0.5s, opacity 0.5s, transform 0.5s var(--ease-out);
}
html[data-invert] .t-paper .brand-cell img, .t-ink .brand-cell img { filter: grayscale(1) invert(1) contrast(1.1); }
.brand-cell .name { position: absolute; left: 12px; bottom: 10px; font-family: var(--f-mono); font-size: 0.66rem; color: var(--mute); letter-spacing: 0.03em; opacity: 0; transition: opacity 0.3s; }
/* caixa de seleção com alças, como no software de vetor */
.brand-cell::after {
  content: ""; position: absolute; inset: 16%; pointer-events: none; opacity: 0; transition: opacity 0.25s, inset 0.35s var(--ease-out);
  border: 1px solid var(--select);
  --hs: 7px; --hc: var(--select);
  background:
    linear-gradient(var(--hc), var(--hc)) 0 0 / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 100% 0 / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 0 100% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 100% 100% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 50% 0 / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 50% 100% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 0 50% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 100% 50% / var(--hs) var(--hs) no-repeat;
}
.brand-cell:hover::after, .brand-cell:focus-within::after, .brand-cell.is-touched::after { opacity: 1; inset: 10%; }
.brand-cell:hover img, .brand-cell.is-touched img { filter: none; opacity: 1; transform: scale(1.04); }
.brand-cell:hover .name, .brand-cell.is-touched .name { opacity: 1; }

/* lightbox */
.lightbox { border: 0; padding: 0; max-width: min(1100px, 94vw); width: 100%; background: transparent; color: var(--paper); }
.lightbox::backdrop { background: rgba(13, 13, 12, 0.88); backdrop-filter: blur(4px); }
.lightbox figure { margin: 0; display: grid; gap: 12px; }
.lightbox img { max-height: 80vh; width: auto; max-width: 100%; margin-inline: auto; border-radius: var(--radius); background: var(--paper-2); }
.lightbox figcaption { display: flex; justify-content: space-between; gap: 12px; font-family: var(--f-mono); font-size: 0.78rem; color: var(--mute-i); }
.lightbox-close { position: fixed; top: 16px; right: 16px; color: var(--paper); background: rgba(13, 13, 12, 0.6); }

/* ---------- sobre ---------- */
.about { display: grid; gap: clamp(2.6rem, 5vw, 5rem); align-items: center; }
@media (min-width: 900px) { .about { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); } }
.portrait { position: relative; margin: 14px; }
.portrait .ph { position: relative; overflow: hidden; border-radius: 2px; background: var(--paper-2); aspect-ratio: 4 / 5; }
.portrait img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 18%; }
.portrait .frame {
  position: absolute; inset: -10px; border: 1px solid var(--select); pointer-events: none;
  --hs: 9px; --hc: var(--select);
  background:
    linear-gradient(var(--hc), var(--hc)) 0 0 / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 100% 0 / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 0 100% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 100% 100% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 50% 0 / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 50% 100% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 0 50% / var(--hs) var(--hs) no-repeat,
    linear-gradient(var(--hc), var(--hc)) 100% 50% / var(--hs) var(--hs) no-repeat;
}
.portrait .file {
  position: absolute; left: -10px; top: -36px; display: flex; gap: 10px;
  font-family: var(--f-mono); font-size: 0.68rem; color: var(--select); letter-spacing: 0.03em;
}
.portrait .file span:last-child { color: var(--mute); }
.about-copy p { color: var(--mute); margin: 0 0 1.1rem; max-width: 36em; }
.about-copy p strong { color: var(--fg); font-weight: 650; }
.facts { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-top: 2rem; }
@media (min-width: 560px) { .facts { grid-template-columns: repeat(3, 1fr); } }
.facts div { background: var(--bg); padding: 1.1rem 1.2rem; display: grid; gap: 4px; }
.facts dt { font-family: var(--f-mono); font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--mute); }
.facts dd { margin: 0; font-weight: 650; line-height: 1.3; }

/* ---------- contato ---------- */
.contact { text-align: left; }
.contact .h2 { font-size: clamp(2.4rem, 6.4vw, 5.8rem); max-width: 13ch; }
.contact-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin-top: 2.4rem; }
.contact-cta .btn { min-height: 64px; padding: 0 32px; font-size: 1.08rem; }
.contact-cta .phone { font-family: var(--f-mono); color: var(--mute); text-decoration: none; }
.contact-cta .phone:hover { color: var(--fg); }
.contact-grid { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; margin-top: clamp(3rem, 6vw, 4.5rem); }
@media (min-width: 820px) { .contact-grid { grid-template-columns: 1.3fr 1fr 1fr; } }
.contact-grid > div { background: var(--bg); padding: 1.5rem; display: grid; gap: 8px; align-content: start; }
.contact-grid h3 { margin: 0; font-family: var(--f-mono); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--mute); }
.contact-grid p { margin: 0; line-height: 1.5; }
.contact-grid a { text-decoration-color: var(--line); text-underline-offset: 4px; }
.contact-grid a:hover { text-decoration-color: currentColor; }
.socials { display: grid; gap: 6px; list-style: none; margin: 0; padding: 0; }
.socials a { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.socials svg { width: 18px; height: 18px; }
.socials a:hover span { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- rodapé ---------- */
.footer { padding-block: clamp(3.5rem, 7vw, 5rem) 2rem; }
.footer-top { display: grid; gap: 2.4rem; }
@media (min-width: 860px) { .footer-top { grid-template-columns: 1fr auto; align-items: end; } }
.footer-mark { display: block; width: min(560px, 100%); color: var(--fg); }
.footer-mark svg { width: 100%; height: auto; transform-box: fill-box; transform-origin: center; transition: transform 1.2s var(--ease-io); }
.footer-mark:hover svg { transform: rotate(180deg); }
.footer-nav { display: flex; flex-wrap: wrap; gap: 4px 20px; list-style: none; margin: 0; padding: 0; }
.footer-nav a { text-decoration: none; font-weight: 560; color: var(--mute); }
.footer-nav a:hover { color: var(--fg); }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 24px; align-items: center;
  margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid var(--line); color: var(--mute);
}
.upside { display: inline-block; transform: rotate(180deg); }

/* ---------- inverter (view transition circular) ---------- */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
::view-transition-new(root) { z-index: 2; }
.js .art-svg [data-logo] > use { visibility: hidden; }

/* ---------- revelação ao rolar ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
.js [data-reveal].is-in { opacity: 1; transform: none; }
.js [data-reveal="2"] { transition-delay: 0.08s; }
.js [data-reveal="3"] { transition-delay: 0.16s; }
.js [data-reveal="4"] { transition-delay: 0.24s; }

/* ---------- movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .marquee-track { animation: none; }
  .reg { text-shadow: none; }
  .js [data-reveal] { opacity: 1; transform: none; }
}
.nowrap { white-space: nowrap; }