:root {
  --ink: #02030f;
  --ink-2: #070a1f;
  --ink-3: #0d1230;
  --line: rgba(140, 160, 255, 0.14);
  --text: #eef0ff;
  --muted: #9aa0c6;

  --cyan: #00d9ff;
  --blue: #0a4dff;
  --violet: #7a2bff;
  --magenta: #ff3df2;
  --brand: linear-gradient(100deg, var(--cyan), var(--blue) 38%, var(--violet) 68%, var(--magenta));

  --display: "Unbounded", sans-serif;
  --body: "Instrument Sans", sans-serif;
  --mono: "Martian Mono", monospace;

  --gutter: clamp(20px, 5vw, 72px);
  --cut: 72px; /* largura do corte diagonal */
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* grão sobre a página inteira */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  opacity: 0.07;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, dl, dd, figure, fieldset { margin: 0; padding: 0; }
ul, ol { list-style: none; }
fieldset { border: 0; min-width: 0; }
button, input, textarea { font: inherit; color: inherit; }

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; }

.skip {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--text); color: var(--ink); padding: 10px 16px;
}
.skip:focus { left: 12px; top: 12px; }

/* ---------- anotações de projeto (o "meta") ---------- */
.note {
  position: relative;
  max-width: 44ch;
  margin-top: 18px;
  padding-left: 34px;
  font-family: var(--mono);
  font-size: 0.6875rem;
  line-height: 1.7;
  color: var(--cyan);
  opacity: 0.85;
  transition: opacity 0.3s, max-height 0.4s var(--ease), margin 0.4s var(--ease);
  max-height: 8em;
  overflow: hidden;
}
.note::before {
  content: "";
  position: absolute; left: 0; top: 0.8em;
  width: 24px; height: 1px;
  background: currentColor;
}
.note::after {
  content: "";
  position: absolute; left: 0; top: calc(0.8em - 3px);
  width: 1px; height: 7px;
  background: currentColor;
}
.note--center { margin-inline: auto; }
.notes-off .note { opacity: 0; max-height: 0; margin-top: 0; }

/* ---------- topo ---------- */
.top {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  display: flex; align-items: center; gap: 32px;
  padding: 14px var(--gutter);
  background: rgba(2, 3, 15, 0.84);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 800; font-size: 1.05rem;
  letter-spacing: -0.02em; text-decoration: none;
}
.brand img { width: 38px; }
.brand b {
  background: linear-gradient(100deg, var(--blue), var(--violet));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.top-nav { display: flex; gap: 28px; margin-left: auto; }
.top-nav a {
  font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.08em;
  text-transform: uppercase; text-decoration: none; color: var(--muted);
  transition: color 0.2s;
}
.top-nav a:hover { color: var(--text); }

.notes-toggle {
  display: flex; align-items: center; gap: 10px;
  background: none; border: 0; padding: 6px 0; cursor: pointer;
  font-family: var(--mono); font-size: 0.6875rem; color: var(--cyan);
}
.notes-toggle__track {
  width: 30px; height: 16px; border: 1px solid currentColor; border-radius: 2px;
  padding: 2px; display: block;
}
.notes-toggle__track i {
  display: block; width: 10px; height: 10px; background: currentColor;
  transform: translateX(14px); transition: transform 0.25s var(--ease);
}
.notes-toggle[aria-pressed="false"] { color: var(--muted); }
.notes-toggle[aria-pressed="false"] i { transform: none; }

/* ---------- elementos comuns ---------- */
.sec-tag, .kicker {
  font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
}
.sec-head { max-width: 900px; margin-bottom: clamp(40px, 6vw, 80px); }
.sec-head h2, .contact h2 {
  margin-top: 18px;
  font-family: var(--display); font-weight: 800;
  font-size: clamp(1.75rem, 4.4vw, 3.75rem);
  line-height: 1.04; letter-spacing: -0.035em;
}
.sec-lead { margin-top: 22px; max-width: 48ch; color: var(--muted); }

section { position: relative; padding: clamp(80px, 11vw, 160px) var(--gutter); }

.grad {
  font-style: normal;
  background: var(--brand);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stroke {
  font-style: normal; color: var(--ink);
  -webkit-text-stroke: 3px var(--text);
  paint-order: stroke fill; /* o preenchimento cobre os contornos internos da fonte variável */
}

/* botão: paralelogramo, eco das diagonais do M */
.cta {
  --skew: 14px;
  position: relative; display: inline-flex; align-items: center; gap: 14px;
  padding: 18px 40px 18px 34px;
  border: 0; cursor: pointer; text-decoration: none;
  font-family: var(--display); font-weight: 600; font-size: 0.875rem;
  color: var(--ink);
  background: var(--text);
  clip-path: polygon(var(--skew) 0, 100% 0, calc(100% - var(--skew)) 100%, 0 100%);
  transition: padding 0.3s var(--ease), background 0.3s;
  isolation: isolate;
}
.cta::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--brand);
  transform: translateX(-101%); transition: transform 0.45s var(--ease);
}
.cta:hover::before, .cta:focus-visible::before { transform: none; }
.cta:hover, .cta:focus-visible { color: #fff; padding-right: 48px; }
.cta svg {
  width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2.4;
  transition: transform 0.3s var(--ease);
}
.cta:hover svg { transform: translate(3px, -3px); }
.cta--full { width: 100%; justify-content: center; }

/* ---------- HERO ---------- */
.hero {
  min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding-top: 120px; padding-bottom: 0;
  overflow: hidden;
}
.hero::before { /* brilho neon da marca */
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(48vw 40vw at 88% 30%, rgba(255, 61, 242, 0.22), transparent 70%),
    radial-gradient(42vw 38vw at 58% 46%, rgba(10, 77, 255, 0.26), transparent 70%),
    radial-gradient(30vw 26vw at 0% 100%, rgba(0, 217, 255, 0.1), transparent 70%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 88px 88px;
  -webkit-mask-image: linear-gradient(115deg, transparent 30%, #000 75%);
          mask-image: linear-gradient(115deg, transparent 30%, #000 75%);
}
.hero__mark {
  position: absolute; z-index: -1;
  right: calc(var(--gutter) * -0.6); top: 13%;
  width: min(50vw, 720px);
  animation: drift 9s ease-in-out infinite alternate;
}
.hero__mark img { width: 100%; filter: drop-shadow(0 0 60px rgba(90, 60, 255, 0.55)); }
.ruler { position: absolute; font-family: var(--mono); font-size: 0.625rem; color: var(--cyan); opacity: 0.7; }
.ruler--h { left: 3%; right: 3%; bottom: -22px; border-top: 1px solid; }
.ruler--h i { position: absolute; left: 50%; top: 6px; transform: translateX(-50%); font-style: normal; white-space: nowrap; }
.ruler--h::before, .ruler--h::after { content: ""; position: absolute; top: -5px; height: 9px; border-left: 1px solid; }
.ruler--h::before { left: 0; } .ruler--h::after { right: 0; }
.ruler--v { left: -22px; top: 8%; bottom: 6%; border-left: 1px solid; }
.notes-off .ruler { opacity: 0; }
.ruler { transition: opacity 0.3s; }

@keyframes drift { to { transform: translate3d(-14px, 18px, 0) rotate(-1.5deg); } }

.hero__body { position: relative; max-width: 1100px; }
.kicker span { color: var(--magenta); margin-inline: 6px; }

.hero__title {
  margin-top: 26px;
  font-family: var(--display); font-weight: 800;
  font-size: clamp(1.9rem, 6.3vw, 6.4rem);
  line-height: 0.98; letter-spacing: -0.045em;
}
.hero__title .line { display: block; }
.hero__title .line:nth-child(2) { padding-left: 0.9em; }
.hero__title .line:nth-child(4) { padding-left: 0.9em; }

.hero__foot {
  display: grid; grid-template-columns: minmax(0, 46ch) auto; gap: 28px 64px; align-items: start;
  margin-top: clamp(32px, 4vw, 56px);
}
.hero__lead { color: var(--muted); font-size: 1.125rem; }

.hero__index {
  display: flex; flex-wrap: wrap; gap: 8px 48px;
  margin-top: clamp(48px, 7vw, 96px);
  margin-inline: calc(var(--gutter) * -1);
  padding: 20px var(--gutter);
  border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.06em; text-transform: uppercase;
  background: rgba(2, 3, 15, 0.6);
}
.hero__index span { color: var(--magenta); margin-right: 10px; }

/* entrada orquestrada */
.load { opacity: 0; transform: translateY(26px); animation: rise 0.9s var(--ease) forwards; animation-delay: calc(var(--d) * 90ms + 150ms); }
@keyframes rise { to { opacity: 1; transform: none; } }
.note.load { animation-name: rise-note; }
@keyframes rise-note { to { opacity: 0.85; transform: none; } }

.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); transition-delay: calc(var(--i, 0) * 110ms); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- SERVIÇOS: dois painéis cortados na diagonal ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; margin-inline: calc(var(--gutter) * -1); }
.pane {
  position: relative; overflow: hidden;
  padding: clamp(48px, 6vw, 96px) calc(var(--gutter) + var(--cut)) clamp(48px, 6vw, 96px) var(--gutter);
}
.pane--lp {
  background: linear-gradient(160deg, rgba(0, 217, 255, 0.16), rgba(10, 77, 255, 0.1) 55%, var(--ink-2));
  clip-path: polygon(0 0, 100% 0, calc(100% - var(--cut)) 100%, 0 100%);
}
.pane--sys {
  margin-left: calc(var(--cut) * -1 + 6px);
  padding-left: calc(var(--cut) + clamp(28px, 4vw, 64px)); padding-right: var(--gutter);
  background: linear-gradient(200deg, rgba(255, 61, 242, 0.18), rgba(122, 43, 255, 0.12) 55%, var(--ink-2));
  clip-path: polygon(var(--cut) 0, 100% 0, 100% 100%, 0 100%);
}
.pane__glyph {
  position: absolute; right: 4%; top: -0.12em; z-index: 0;
  font-family: var(--display); font-weight: 800; font-size: clamp(7rem, 17vw, 16rem); line-height: 1;
  color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, 0.09);
  pointer-events: none; user-select: none;
}
.pane > :not(.pane__glyph) { position: relative; z-index: 1; }
.pane__tag { font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; }
.pane--lp .pane__tag { color: var(--cyan); }
.pane--sys .pane__tag { color: var(--magenta); }
.pane h3 {
  margin-top: 14px; font-family: var(--display); font-weight: 600;
  font-size: clamp(1.4rem, 2.5vw, 2.1rem); line-height: 1.1; letter-spacing: -0.03em;
}
.pane__text { margin-top: 20px; max-width: 42ch; color: #c9cdea; }
.spec { margin-top: 36px; max-width: 46ch; counter-reset: s; }
.spec li {
  counter-increment: s;
  display: grid; grid-template-columns: 34px 1fr; align-items: baseline;
  padding: 13px 0; border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9688rem;
}
.spec li::before { content: counter(s, decimal-leading-zero); font-family: var(--mono); font-size: 0.625rem; color: var(--muted); }

/* ---------- ANATOMIA ---------- */
.anatomy { background: var(--ink-2); }
.anatomy::before { /* corte diagonal na entrada da seção */
  content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 70px;
  background: var(--ink); clip-path: polygon(0 0, 100% 0, 0 100%);
}
.anatomy__stage { display: grid; grid-template-columns: minmax(280px, 440px) 1fr; gap: clamp(32px, 7vw, 120px); align-items: center; }

/* a "página" em miniatura: folha com borda em gradiente sobre uma segunda folha */
.mock { position: relative; transform: rotate(-2deg); }
.mock::before {
  content: ""; position: absolute; inset: 14px -16px -16px 16px; z-index: -1;
  border: 1px solid var(--line); border-radius: 26px;
  background: linear-gradient(160deg, rgba(13, 18, 48, 0.9), rgba(2, 3, 15, 0.9));
  transform: rotate(3.5deg);
}
.sheet {
  position: relative; display: grid; gap: 8px; padding: 14px;
  border: 1px solid transparent; border-radius: 26px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 110px) padding-box,
    linear-gradient(var(--ink), var(--ink)) padding-box,
    linear-gradient(140deg, rgba(0, 217, 255, 0.75), rgba(122, 43, 255, 0.25) 45%, rgba(255, 61, 242, 0.75)) border-box;
  box-shadow:
    0 50px 90px -40px rgba(0, 0, 0, 0.9),
    -36px 12px 100px -44px var(--cyan),
    36px -12px 100px -44px var(--magenta);
}
.sheet__bar { display: flex; align-items: center; gap: 8px; padding: 4px 6px 10px; }
.sheet__bar img { width: 24px; }
.sheet__bar span {
  margin-right: auto; padding: 4px 10px; border-radius: 99px;
  background: rgba(255, 255, 255, 0.05);
  font-family: var(--mono); font-size: 0.5625rem; color: var(--muted);
}
.sheet__bar b { width: 22px; height: 3px; border-radius: 2px; background: rgba(200, 210, 255, 0.22); }
.sheet__bar b:last-child { width: 34px; height: 12px; background: var(--brand); clip-path: polygon(5px 0, 100% 0, calc(100% - 5px) 100%, 0 100%); border-radius: 0; }

.zone {
  position: relative; display: grid; grid-template-columns: 58px 1fr; align-items: center; gap: 14px;
  padding: 16px 16px 16px 14px; text-align: left; cursor: pointer;
  background: rgba(255, 255, 255, 0.028); border: 1px solid rgba(140, 160, 255, 0.1); border-radius: 14px;
  transition: background 0.3s, border-color 0.3s, box-shadow 0.3s, transform 0.4s var(--ease);
}
.zone:hover { background: rgba(255, 255, 255, 0.06); border-color: rgba(140, 160, 255, 0.28); }
.zone[aria-selected="true"] {
  border-color: transparent;
  background:
    linear-gradient(110deg, rgba(0, 217, 255, 0.14), rgba(122, 43, 255, 0.08) 55%, rgba(255, 61, 242, 0.16)) padding-box,
    linear-gradient(var(--ink-3), var(--ink-3)) padding-box,
    var(--brand) border-box;
  box-shadow: 0 16px 34px -16px rgba(10, 77, 255, 0.9);
  transform: translateX(14px);
}
.zone[aria-selected="true"]::after { /* linha de chamada apontando para a explicação */
  content: ""; position: absolute; left: calc(100% + 1px); top: 50%;
  width: clamp(36px, 5vw, 90px); height: 9px; margin-top: -4px;
  background:
    radial-gradient(circle at calc(100% - 4px) 50%, var(--magenta) 3.5px, transparent 4.5px),
    linear-gradient(var(--magenta), var(--magenta)) 0 50% / calc(100% - 8px) 1px no-repeat;
}

.zone__tag { display: grid; gap: 5px; font-family: var(--mono); font-size: 0.5625rem; letter-spacing: 0.1em; text-transform: uppercase; color: #6b719c; transition: color 0.3s; }
.zone__tag b { font-weight: 500; font-size: 0.6875rem; letter-spacing: 0; }
.zone[aria-selected="true"] .zone__tag { color: var(--text); }
.zone[aria-selected="true"] .zone__tag b { color: var(--cyan); }

.zone__art { --fill: rgba(200, 210, 255, 0.2); display: flex; flex-wrap: wrap; align-items: center; gap: 8px; opacity: 0.55; transition: opacity 0.3s; }
.zone:hover .zone__art { opacity: 0.85; }
.zone[aria-selected="true"] .zone__art { --fill: rgba(220, 228, 255, 0.4); opacity: 1; }
.zone__art i { display: block; background: var(--fill); border-radius: 4px; transition: background 0.3s; }

/* 01 título */
.zone .bar { height: 13px; flex-basis: 100%; }
.zone .bar.w80 { max-width: 80%; } .zone .bar.w55 { max-width: 55%; }
.zone .sub { height: 5px; flex-basis: 100%; max-width: 68%; margin-top: 4px; opacity: 0.6; }
.zone[aria-selected="true"] .bar.w80 { background: var(--text); }
.zone[aria-selected="true"] .bar.w55 { background: var(--brand); }

/* 02 ação */
.zone .pill { width: 124px; height: 32px; border-radius: 0; background: var(--fill); clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%); }
.zone .link { width: 54px; height: 3px; margin-left: 6px; opacity: 0.6; }
.zone[aria-selected="true"] .pill { background: var(--brand); }

/* 03 prova: três depoimentos em miniatura */
.zone .box {
  flex: 1; height: 46px; border-radius: 9px;
  background:
    radial-gradient(circle at 15px 50%, var(--dot, var(--fill)) 6px, transparent 7px),
    linear-gradient(var(--fill), var(--fill)) 28px 16px / calc(100% - 38px) 4px no-repeat,
    linear-gradient(var(--fill), var(--fill)) 28px 27px / 38% 4px no-repeat,
    rgba(255, 255, 255, 0.05);
}
.zone[aria-selected="true"] .box:nth-child(1) { --dot: var(--cyan); }
.zone[aria-selected="true"] .box:nth-child(2) { --dot: #6a5cff; }
.zone[aria-selected="true"] .box:nth-child(3) { --dot: var(--magenta); }

/* 04 oferta */
.zone .tile { width: 62px; height: 62px; border-radius: 10px; background: repeating-linear-gradient(135deg, var(--fill) 0 5px, transparent 5px 11px), rgba(255, 255, 255, 0.04); }
.zone[aria-selected="true"] .tile { background: repeating-linear-gradient(135deg, rgba(2, 3, 15, 0.35) 0 5px, transparent 5px 11px), var(--brand); }
.zone .lines { flex: 1; display: grid; gap: 7px; }
.zone .ln { height: 5px; } .ln.w90 { width: 90%; } .ln.w70 { width: 70%; } .ln.w80 { width: 80%; }
.zone .price { width: 46px; height: 12px; margin-top: 2px; border-radius: 99px; }
.zone[aria-selected="true"] .price { background: var(--cyan); }

/* 05 dúvidas */
.zone .row { position: relative; flex-basis: 100%; height: 15px; border-radius: 0; background: linear-gradient(var(--fill), var(--fill)) 0 4px / 46% 4px no-repeat; border-bottom: 1px solid rgba(200, 210, 255, 0.2); }
.zone .row:nth-child(2) { background-size: 62% 4px; }
.zone .row:nth-child(3) { background-size: 38% 4px; }
.zone .row::after { content: "+"; position: absolute; right: 2px; top: -5px; font: 500 0.6875rem/1 var(--mono); color: var(--muted); }
.zone[aria-selected="true"] .row::after { color: var(--magenta); }

.readout__n { font-family: var(--display); font-weight: 800; font-size: clamp(4rem, 9vw, 8rem); line-height: 0.9; letter-spacing: -0.05em; color: var(--ink-2); -webkit-text-stroke: 3px var(--violet); paint-order: stroke fill; }
.readout__n small { font-family: var(--mono); font-size: 0.75rem; letter-spacing: 0; color: var(--muted); -webkit-text-stroke: 0; margin-left: 10px; }
.readout h3 { margin-top: 20px; font-family: var(--display); font-weight: 600; font-size: clamp(1.3rem, 2.4vw, 2rem); letter-spacing: -0.03em; line-height: 1.15; }
.readout__text { margin-top: 18px; max-width: 48ch; color: #c9cdea; font-size: 1.125rem; }
.readout__err { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line); max-width: 48ch; }
.readout__err span { display: block; font-family: var(--mono); font-size: 0.625rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--magenta); margin-bottom: 6px; }
.readout__err em { font-style: normal; color: var(--muted); }
.readout.swap > * { animation: swap 0.45s var(--ease) both; }
.readout.swap > :nth-child(2) { animation-delay: 50ms; }
.readout.swap > :nth-child(3) { animation-delay: 100ms; }
.readout.swap > :nth-child(4) { animation-delay: 150ms; }
@keyframes swap { from { opacity: 0; transform: translateX(22px); } }

/* ---------- PROCESSO: escada diagonal ---------- */
.process { overflow: hidden; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; padding-bottom: 150px; }
.step {
  position: relative; padding: 28px 28px 0 0;
  margin-top: calc(var(--i) * 50px);
  border-top: 1px solid var(--line);
}
.step::before { /* degrau: segmento do gradiente da marca */
  content: ""; position: absolute; left: 0; top: -2px; width: 100%; height: 3px;
  background: var(--brand); background-size: 400% 100%; background-position: calc(var(--i) * 33.3%) 0;
  transform: scaleX(0); transform-origin: left; transition: transform 1s var(--ease); transition-delay: calc(var(--i) * 110ms + 200ms);
}
.step.in::before { transform: none; }
.step::after { /* espelho do degrau */
  content: ""; position: absolute; right: 0; top: -2px; width: 1px; height: 52px; background: var(--line);
}
.step:last-child::after { display: none; }
.step__n { font-family: var(--mono); font-size: 0.6875rem; color: var(--muted); }
.step h3 { margin-top: 10px; font-family: var(--display); font-weight: 600; font-size: 1.35rem; letter-spacing: -0.03em; }
.step p { margin-top: 12px; color: var(--muted); font-size: 0.9688rem; max-width: 30ch; }
.process .note--center { margin-top: -90px; margin-left: 0; }

/* ---------- MANIFESTO ---------- */
.manifesto {
  background: var(--brand);
  color: #fff;
  clip-path: polygon(0 70px, 100% 0, 100% calc(100% - 70px), 0 100%);
  padding-block: clamp(130px, 15vw, 220px);
}
.manifesto .sec-tag { color: rgba(255, 255, 255, 0.8); }
.manifesto__big {
  margin-top: 24px;
  font-family: var(--display); font-weight: 800;
  font-size: clamp(1.5rem, 4.2vw, 3.75rem); line-height: 1.08; letter-spacing: -0.04em;
}
.manifesto__big span { color: var(--ink); }
.manifesto .note { color: #fff; }
/* trabalhos publicados: janelas inclinadas sobre a faixa da marca */
.cases { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 80px); align-items: start; margin-top: clamp(48px, 6vw, 80px); }
.case { display: block; min-width: 0; text-decoration: none; color: inherit; }
.case:nth-child(2) { margin-top: 72px; }
.case__frame {
  display: block; padding: 0 6px 6px; border-radius: 14px; background: var(--ink);
  box-shadow: 0 44px 70px -34px rgba(2, 3, 15, 0.85);
  transform: rotate(-1.5deg); transition: transform 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.case:nth-child(2) .case__frame { transform: rotate(1.5deg); }
.case:hover .case__frame, .case:focus-visible .case__frame { transform: translateY(-10px); box-shadow: 0 60px 80px -36px rgba(2, 3, 15, 0.95); }
.case__bar { display: flex; align-items: center; gap: 6px; height: 32px; padding: 0 8px; }
.case__bar i { width: 7px; height: 7px; border-radius: 50%; background: rgba(255, 255, 255, 0.22); }
.case__bar em { min-width: 0; margin-left: 10px; font: 400 0.625rem var(--mono); color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.case__frame img { width: 100%; border-radius: 9px; }
.case__meta { display: grid; gap: 6px; max-width: 46ch; margin-top: 28px; }
.case__meta small { font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink); }
.case__meta strong { font-family: var(--display); font-weight: 800; font-size: clamp(1.2rem, 2vw, 1.6rem); letter-spacing: -0.03em; line-height: 1.15; color: var(--ink); }
.case__meta > span { color: rgba(255, 255, 255, 0.94); font-size: 0.9688rem; }
.case__meta b { justify-self: start; margin-top: 8px; padding-bottom: 3px; border-bottom: 2px solid var(--ink); font-family: var(--display); font-weight: 600; font-size: 0.8125rem; color: var(--ink); transition: padding 0.3s var(--ease); }
.case:hover .case__meta b { padding-right: 14px; }

.vows { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: clamp(64px, 8vw, 110px); }
.vows div { border-top: 2px solid var(--ink); padding-top: 16px; }
.vows dt { font-family: var(--display); font-weight: 600; font-size: 1rem; letter-spacing: -0.02em; color: var(--ink); }
.vows dd { margin-top: 10px; font-size: 0.9688rem; color: rgba(255, 255, 255, 0.92); max-width: 34ch; }

/* ---------- CONTATO ---------- */
.contact { display: grid; grid-template-columns: 1fr minmax(320px, 520px); gap: clamp(40px, 8vw, 140px); align-items: start; }
.contact h2 { margin-top: 18px; }
/* logo emoldurada: cantoneiras nas cores da marca e o slogan em texto legível */
.plate {
  position: relative; width: min(440px, 100%); margin-top: clamp(44px, 6vw, 76px); padding: 34px 28px 22px;
  text-align: center; border: 1px solid var(--line);
  background: radial-gradient(110% 80% at 50% 0%, rgba(90, 60, 255, 0.24), transparent 70%), var(--ink-2);
  box-shadow: 0 40px 70px -40px rgba(90, 60, 255, 0.7);
}
.plate::before {
  content: ""; position: absolute; inset: -8px; pointer-events: none; background-repeat: no-repeat;
  background-image:
    linear-gradient(var(--cyan), var(--cyan)), linear-gradient(var(--cyan), var(--cyan)),
    linear-gradient(var(--magenta), var(--magenta)), linear-gradient(var(--magenta), var(--magenta)),
    linear-gradient(var(--blue), var(--blue)), linear-gradient(var(--blue), var(--blue)),
    linear-gradient(var(--violet), var(--violet)), linear-gradient(var(--violet), var(--violet));
  background-position: 0 0, 0 0, 100% 0, 100% 0, 0 100%, 0 100%, 100% 100%, 100% 100%;
  background-size: 28px 2px, 2px 28px, 28px 2px, 2px 28px, 28px 2px, 2px 28px, 28px 2px, 2px 28px;
}
.plate img { width: 62%; margin-inline: auto; filter: drop-shadow(0 0 34px rgba(90, 60, 255, 0.45)); }
.plate figcaption {
  margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line);
  font-size: 0.625rem; font-weight: 500; letter-spacing: 0.16em; line-height: 1.9; text-wrap: balance; text-transform: uppercase; color: var(--text);
}

.brief { display: grid; gap: 30px; }
.field > span, .field legend {
  display: block; font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px;
}
.field small { text-transform: none; letter-spacing: 0; opacity: 0.7; }
.field input[type="text"], .field textarea {
  width: 100%; padding: 10px 0 12px; background: none; border: 0; border-bottom: 1px solid rgba(200, 210, 255, 0.35);
  font-size: 1.25rem; resize: vertical; border-radius: 0;
  transition: border-color 0.2s;
}
.field input[type="text"]:focus, .field textarea:focus { outline: 0; border-image: var(--brand) 1; border-bottom-width: 2px; padding-bottom: 11px; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span {
  display: block; padding: 11px 24px; font-size: 0.9375rem;
  border: 1px solid rgba(200, 210, 255, 0.35);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  background: rgba(255, 255, 255, 0.04);
  transition: background 0.25s, color 0.25s;
}
.chips input:checked + span { background: var(--text); color: var(--ink); font-weight: 600; }
.chips input:focus-visible + span { outline: 2px solid var(--cyan); outline-offset: 3px; }
.brief__error { font-size: 0.9375rem; color: #ff9bd8; }

/* canais diretos na seção de contato */
.channels { display: grid; gap: 12px; margin-top: 36px; max-width: 360px; }
.channel {
  display: flex; align-items: center; gap: 16px; padding: 14px 26px 14px 22px;
  text-decoration: none; font-family: var(--display); font-weight: 600; font-size: 0.9375rem; letter-spacing: -0.02em;
  background: rgba(255, 255, 255, 0.04); border-left: 3px solid var(--c);
  clip-path: polygon(0 0, 100% 0, calc(100% - 14px) 100%, 0 100%);
  transition: background 0.25s, padding 0.3s var(--ease);
}
.channel:hover, .channel:focus-visible { background: rgba(255, 255, 255, 0.1); padding-left: 30px; }
.channel svg { width: 24px; height: 24px; color: var(--c); flex: none; }
.channel small { display: block; font-family: var(--mono); font-weight: 400; font-size: 0.625rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.channel--wa { --c: var(--cyan); }
.channel--ig { --c: var(--magenta); }

/* ---------- ações rápidas fixas ---------- */
.dock { position: fixed; right: 0; bottom: 84px; z-index: 60; display: grid; gap: 6px; justify-items: end; }
.dock__btn {
  display: flex; align-items: center; gap: 12px; height: 48px; padding: 0 16px 0 24px;
  color: #fff; text-decoration: none;
  font-family: var(--mono); font-size: 0.6875rem; letter-spacing: 0.08em; text-transform: uppercase;
  clip-path: polygon(14px 0, 100% 0, 100% 100%, 0 100%);
  box-shadow: 0 0 30px rgba(90, 60, 255, 0.5);
}
.dock__btn--wa { background: linear-gradient(100deg, var(--cyan), var(--blue)); }
.dock__btn--ig { background: linear-gradient(100deg, var(--violet), var(--magenta)); }
.dock__btn svg { width: 20px; height: 20px; flex: none; }
.dock__btn span { max-width: 0; overflow: hidden; white-space: nowrap; transition: max-width 0.4s var(--ease); }
.dock__btn:hover span, .dock__btn:focus-visible span { max-width: 110px; }

/* ---------- rodapé ---------- */
.foot {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px;
  padding: 28px var(--gutter); border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 0.6875rem; color: var(--muted);
}
.foot a { text-decoration: none; }
.foot a:hover { color: var(--text); }

/* ---------- responsivo ---------- */
@media (max-width: 980px) {
  .top-nav { display: none; }
  .notes-toggle { margin-left: auto; }
  .hero__mark { width: 78vw; top: 10%; right: -22vw; opacity: 0.55; }
  .hero__foot { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .pane, .pane--sys { padding: 56px var(--gutter) 72px; margin-left: 0; }
  .pane--lp { clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), 0 100%); }
  .pane--sys { clip-path: polygon(0 40px, 100% 0, 100% 100%, 0 100%); margin-top: -38px; padding-top: 88px; }
  .anatomy__stage { grid-template-columns: 1fr; }
  .mock { transform: none; max-width: 440px; }
  .mock::before, .zone[aria-selected="true"]::after { display: none; }
  .zone[aria-selected="true"] { transform: translateX(6px); }
  .steps { grid-template-columns: 1fr 1fr; padding-bottom: 0; row-gap: 40px; }
  .step { margin-top: 0; }
  .step::after { display: none; }
  .process .note--center { margin-top: 40px; }
  .vows { grid-template-columns: 1fr; }
  .cases { grid-template-columns: minmax(0, 1fr); gap: 56px; }
  .case:nth-child(2) { margin-top: 0; }
  .contact { grid-template-columns: 1fr; }
  .ruler { display: none; }
  .dock { bottom: 16px; }
  .dock__btn { height: 42px; padding: 0 12px 0 20px; }
  .dock__btn span { display: none; }
  .hero .note, .spec { padding-right: 44px; } /* respiro para as ações fixas */
}
@media (max-width: 560px) {
  .hero__title { font-size: 8.2vw; }
  .brand { white-space: nowrap; }
  .cta { padding: 16px 30px 16px 26px; font-size: 0.8125rem; white-space: nowrap; }
  .cta:hover, .cta:focus-visible { padding-right: 30px; }
  .hero__mark { width: 62vw; top: 84px; right: -14vw; opacity: 0.32; }

  .dock { left: 0; right: 0; bottom: 0; grid-template-columns: 1fr 1fr; gap: 0; justify-items: stretch; padding-bottom: env(safe-area-inset-bottom); background: var(--ink); }
  .dock__btn { height: 50px; padding: 0; justify-content: center; clip-path: none; box-shadow: none; }
  .dock__btn span { display: inline; max-width: none; }
  body { padding-bottom: calc(50px + env(safe-area-inset-bottom)); }
  .hero .note, .spec { padding-right: 0; }

  .zone { padding: 11px 12px; }
  .zone .tile { width: 48px; height: 48px; }
  .zone .box { height: 40px; }
  .anatomy__stage { gap: 28px; }
  .readout { display: grid; grid-template-columns: auto 1fr; column-gap: 16px; align-items: end; }
  .readout__n { font-size: 3rem; -webkit-text-stroke-width: 2px; }
  .readout__n small { display: none; }
  .readout h3 { margin-top: 0; }
  .readout__text, .readout__err { grid-column: 1 / -1; }
  .readout__text { font-size: 1rem; }
  .readout__err { margin-top: 18px; padding-top: 14px; }

  .contact { gap: 72px; }
  .steps { grid-template-columns: 1fr; }
  .manifesto { clip-path: polygon(0 36px, 100% 0, 100% calc(100% - 36px), 0 100%); }
  .stroke { -webkit-text-stroke-width: 1px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .load, .reveal { opacity: 1; transform: none; }
  .note.load { opacity: 0.85; }
  .step::before { transform: none; }
}