/* ============================================================
   MERAKKI · Aline Soaper — sistema
   Paleta amostrada da logo (cobre da trama + prata quente do letreiro).
   Contraste medido sobre --bg (#0e0b09) — ver DESIGN.md.
   ============================================================ */

/* ---- 1. primitivos ---- */
:root {
  --copper-950: #2a1a0c;
  --copper-800: #7f4716;
  --copper-700: #a66527;
  --copper-600: #be8146;
  --copper-500: #da9f67;   /* cobre da logo — 8.9:1 sobre bg */
  --copper-300: #f5c187;   /* champanhe */
  --copper-100: #fde4b4;   /* brilho */

  --silver-100: #f4efe7;
  --silver-200: #e6dfd5;   /* prata clara — corpo, 14.8:1 */
  --silver-400: #c6bfb5;
  --silver-500: #a89f94;   /* muted — 7.6:1 */
  --silver-700: #6a625b;
  --graphite:   #55493e;

  --ink-950: #0e0b09;
  --ink-900: #15110d;
  --ink-850: #1b1612;
  --ink-800: #231d17;
  --ink-700: #2f271f;

  --err: #ff9a85;          /* 8.4:1 sobre bg */
}

/* ---- 2. semânticos ---- */
:root {
  color-scheme: dark;
  --bg:        var(--ink-950);
  --bg-2:      var(--ink-900);
  --surface:   var(--ink-850);
  --surface-2: var(--ink-800);
  --field:     #120e0b;

  --text:        var(--silver-200);
  --text-strong: var(--silver-100);
  --text-muted:  var(--silver-500);
  --text-faint:  var(--silver-700);

  --line:        rgb(230 223 213 / 0.10);
  --line-strong: rgb(230 223 213 / 0.20);
  --line-copper: rgb(218 159 103 / 0.38);

  --accent:      var(--copper-500);
  --accent-soft: rgb(218 159 103 / 0.12);
  --on-accent:   #1c1006;   /* sobre cobre: 7.1:1 no ponto mais escuro do metal */
  --ring:        rgb(245 193 135 / 0.55);

  /* o metal da logo como material (não como cor chapada) */
  --metal: linear-gradient(172deg, var(--copper-100) 0%, var(--copper-300) 22%, var(--copper-500) 58%, var(--copper-600) 100%);
  --metal-hover: linear-gradient(172deg, #fff0cf 0%, var(--copper-100) 22%, var(--copper-300) 58%, var(--copper-500) 100%);

  /* beautiful-shadows → tokens (neutros, em camadas, com deslocamento) */
  --shadow-sm: 0 1px 1px rgb(0 0 0 / .25), 0 2px 4px rgb(0 0 0 / .2);
  --shadow-md: 0 1px 2px rgb(0 0 0 / .3), 0 6px 14px -4px rgb(0 0 0 / .4), 0 16px 32px -12px rgb(0 0 0 / .45);
  --shadow-lg: 0 2px 4px rgb(0 0 0 / .3), 0 12px 28px -8px rgb(0 0 0 / .5), 0 40px 80px -24px rgb(0 0 0 / .6);

  /* tipo */
  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --fs-display: clamp(2.1rem, 1.3rem + 2.6vw, 3.35rem);
  --fs-h2: clamp(1.85rem, 1.3rem + 2.1vw, 3.1rem);
  --fs-h3: clamp(1.2rem, 1.05rem + .6vw, 1.5rem);
  --fs-lead: clamp(1.06rem, 1rem + .3vw, 1.2rem);
  --fs-body: 1rem;
  --fs-small: .875rem;
  --fs-label: .75rem;

  /* espaço (ritmo, não py-20 uniforme) */
  --gutter: clamp(16px, 4vw, 40px);
  --maxw: 1240px;

  /* motion — Emil */
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-inout: cubic-bezier(0.77, 0, 0.175, 1);
  --dur-fast: 180ms;
  --dur-base: 260ms;
}

/* ---- 3. base ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: 24px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 var(--fs-body)/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
  overflow-x: clip;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3 { margin: 0; font-family: var(--font-display); font-weight: 400; color: var(--text-strong); text-wrap: balance; font-optical-sizing: auto; }
p { margin: 0; text-wrap: pretty; }
a { color: var(--accent); text-underline-offset: .22em; text-decoration-thickness: 1px; }
strong { font-weight: 700; color: var(--text-strong); }
em { font-style: italic; }

/* superfícies do navegador */
::selection { background: var(--copper-500); color: var(--on-accent); }
:focus-visible { outline: 2px solid var(--copper-300); outline-offset: 3px; border-radius: 6px; }
html { scrollbar-color: var(--copper-700) var(--ink-950); }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--ink-950); }
::-webkit-scrollbar-thumb { background: var(--copper-800); border-radius: 10px; border: 2px solid var(--ink-950); }
input, textarea { caret-color: var(--copper-300); }

.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: absolute; left: 12px; top: -60px; z-index: 100; padding: 10px 16px; background: var(--copper-500); color: var(--on-accent); border-radius: 8px; font-weight: 700; text-decoration: none; }
.skip:focus { top: 12px; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.serif-em { font-style: italic; color: var(--copper-300); font-weight: 400; }

/* ---- 4. componentes ---- */

/* botão metal */
.btn {
  --h: 58px;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-height: var(--h);
  padding: 0 30px;
  border: 0; border-radius: 999px;
  background: var(--metal);
  color: var(--on-accent);
  font: 800 .95rem/1 var(--font-body);
  letter-spacing: .06em; text-transform: uppercase; text-decoration: none;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgb(255 255 255 / .55), inset 0 -2px 0 rgb(122 66 20 / .35), 0 12px 28px -12px rgb(0 0 0 / .7), var(--shadow-sm);
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), filter var(--dur-fast) var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}
.btn::after { /* brilho do metal: a mesma camada, outro ângulo */
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  background: var(--metal-hover); opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
}
.btn > * { position: relative; z-index: 1; }
.btn svg { width: 18px; height: 18px; flex: none; transition: transform var(--dur-base) var(--ease-out); }
@media (hover: hover) {
  .btn:hover::after { opacity: 1; }
  .btn:hover svg { transform: translateX(3px); }
}
.btn:active { transform: scale(.97); }
.btn[disabled] { cursor: progress; filter: saturate(.6) brightness(.9); }
.btn--block { width: 100%; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; padding: 0 2px;
  background: none; border: 0; color: var(--text-muted);
  font: 600 var(--fs-small)/1 var(--font-body); cursor: pointer;
  transition: color var(--dur-fast) var(--ease-out);
}
@media (hover: hover) { .btn-ghost:hover { color: var(--text-strong); } }
.btn-ghost svg { width: 16px; height: 16px; }

/* faixa de segmentação */
.seg {
  position: relative; z-index: 3;
  border-bottom: 1px solid var(--line-copper);
  background: linear-gradient(90deg, rgb(14 11 9 / .92), rgb(42 26 12 / .92) 50%, rgb(14 11 9 / .92));
}
.seg p {
  padding: 11px var(--gutter);
  text-align: center;
  font: 700 var(--fs-label)/1.4 var(--font-body);
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--copper-300);
}

/* ---- 5. hero ---- */
.hero {
  position: relative;
  isolation: isolate;
  min-height: min(100svh, 980px);
  display: flex; flex-direction: column;
  background: var(--bg);
  overflow: clip;
}
.hero__media { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero__media img {
  width: 100%; height: 100%; object-fit: cover; object-position: 72% 30%;
  transform-origin: 70% 40%;
}
.hero__media::after { /* leitura do texto: gradiente que segue a luz da foto */
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgb(14 11 9 / .97) 0%, rgb(14 11 9 / .9) 42%, rgb(14 11 9 / .45) 60%, rgb(14 11 9 / 0) 76%),
    linear-gradient(0deg, var(--bg) 0%, rgb(14 11 9 / 0) 22%);
}
.hero__top { display: flex; align-items: center; justify-content: space-between; padding-block: 22px 0; }
.hero__logo img { width: 132px; height: auto; }
.hero__grid {
  flex: 1;
  display: grid; grid-template-columns: minmax(0, 640px) 1fr;
  align-items: start;
  padding-block: clamp(20px, 3.4vh, 40px) 64px;
}
.hero__copy { display: grid; gap: 18px; }
.hero h1 { font-size: var(--fs-display); line-height: 1.06; letter-spacing: -0.022em; font-weight: 380; }
.hero h1 strong { font-weight: 560; color: var(--copper-300); font-style: italic; }
.hero .lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--text); max-width: 33em; }
.hero .lead strong { color: var(--copper-300); font-weight: 700; }
.line-mask { display: block; overflow: hidden; padding-bottom: .08em; margin-bottom: -.08em; }
.line-mask > span { display: block; }

/* ---- 6. formulário (o dossiê) ---- */
.form-card {
  position: relative;
  margin-top: 10px;
  padding: 24px 24px 22px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgb(35 29 23 / .95), rgb(21 17 13 / .97));
  border: 1px solid var(--line);
  box-shadow: inset 0 1px 0 rgb(253 228 180 / .08), var(--shadow-lg);
  -webkit-backdrop-filter: blur(14px) saturate(1.1);
  backdrop-filter: blur(14px) saturate(1.1);
}
.form-card__head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.form-card__title { font: 600 1rem/1.45 var(--font-body); color: var(--text-strong); max-width: 30ch; }
.form-card__step { flex: none; font: 700 var(--fs-label)/1.6 var(--font-body); letter-spacing: .12em; color: var(--copper-300); font-variant-numeric: tabular-nums; }

/* o fio: progresso do formulário */
.thread { position: relative; height: 2px; border-radius: 2px; background: var(--line); margin-bottom: 20px; overflow: hidden; }
.thread__fill {
  position: absolute; inset: 0; transform-origin: 0 50%;
  transform: scaleX(var(--p, .25));
  background: linear-gradient(90deg, var(--copper-700), var(--copper-500) 60%, var(--copper-100));
  transition: transform 600ms var(--ease-out);
}

.step { border: 0; margin: 0; padding: 0; min-width: 0; display: grid; gap: 14px; }
.step[hidden] { display: none; }
.js .step.is-entering { animation: stepIn 420ms var(--ease-out) both; }
@keyframes stepIn { from { opacity: 0; transform: translateX(14px); } to { opacity: 1; transform: none; } }

.field { display: grid; gap: 7px; }
.field > label, .q legend { font: 600 var(--fs-small)/1.35 var(--font-body); color: var(--text); padding: 0; }
.input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  background: var(--field);
  color: var(--text-strong);
  font: 500 16px/1.4 var(--font-body);
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
textarea.input { padding: 14px 16px; min-height: 108px; resize: vertical; line-height: 1.5; }
.input::placeholder { color: #8d847a; } /* 5.3:1 sobre --field */
.input:hover { border-color: rgb(230 223 213 / .32); }
.input:focus { outline: none; border-color: var(--copper-500); box-shadow: 0 0 0 4px rgb(218 159 103 / .16); }
.field.is-invalid .input, .q.is-invalid .choices { border-color: var(--err); }
.err { min-height: 0; font: 600 .8rem/1.35 var(--font-body); color: var(--err); }
.err:empty { display: none; }

.q { border: 0; margin: 0; padding: 0; min-width: 0; display: grid; gap: 9px; }
.choices { display: flex; flex-wrap: wrap; gap: 8px; border-radius: 14px; border: 1px solid transparent; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.choice span {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 42px; padding: 9px 15px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--field);
  color: var(--text);
  font: 500 .9rem/1.4 var(--font-body);
  transition: border-color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
  cursor: pointer;
}
.choice span::before {
  content: ""; width: 10px; height: 10px; border-radius: 50%; flex: none;
  border: 1.5px solid var(--silver-700);
  transition: background-color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}
@media (hover: hover) { .choice:hover span { border-color: rgb(230 223 213 / .34); } }
.choice input:checked + span { border-color: var(--copper-500); background: var(--accent-soft); color: var(--text-strong); }
.choice input:checked + span::before { background: var(--copper-300); border-color: var(--copper-300); }
.choice input:focus-visible + span { outline: 2px solid var(--copper-300); outline-offset: 2px; }

.step__actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 4px; }
.step__actions .btn { flex: 1; }
.step__actions .btn-ghost { flex: none; }

.lgpd { font-size: .75rem; line-height: 1.55; color: var(--text-muted); }
.lgpd a { color: var(--text); }
.form-status { font: 600 .85rem/1.45 var(--font-body); color: var(--err); }
.form-status:empty { display: none; }
.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2px solid rgb(28 16 6 / .25); border-top-color: var(--on-accent); animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- 7. prova ---- */
.proof { background: var(--bg); padding-block: 8px 72px; }
.proof__row {
  display: grid; grid-template-columns: repeat(6, minmax(0, 1fr));
  border-top: 1px solid var(--line-copper);
  border-bottom: 1px solid var(--line);
}
.proof__item { padding: 26px 18px 24px; border-left: 1px solid var(--line); display: grid; gap: 6px; align-content: start; }
.proof__item:first-child { border-left: 0; padding-left: 0; }
.proof__num { font: 400 clamp(1.9rem, 1.4rem + 1.4vw, 2.7rem)/1 var(--font-display); color: var(--copper-300); letter-spacing: -0.02em; font-variant-numeric: lining-nums tabular-nums; }
.proof__label { font-size: var(--fs-small); line-height: 1.45; color: var(--text-muted); max-width: 18ch; }

/* ---- 8. para quem é ---- */
.who { position: relative; padding-block: clamp(80px, 11vw, 150px) clamp(72px, 9vw, 120px); background: var(--bg-2); overflow: clip; }
.who::before { /* trama da logo como textura, a 5% */
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .05;
  background:
    repeating-linear-gradient(45deg, var(--copper-500) 0 1px, transparent 1px 9px),
    repeating-linear-gradient(-45deg, var(--copper-500) 0 1px, transparent 1px 9px);
  -webkit-mask-image: radial-gradient(70% 60% at 85% 20%, #000, transparent 70%);
  mask-image: radial-gradient(70% 60% at 85% 20%, #000, transparent 70%);
}
.who__grid { position: relative; display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.who h2 { font-size: var(--fs-h2); line-height: 1.08; letter-spacing: -0.02em; position: sticky; top: 72px; }
.who h2 strong { font-weight: 500; font-style: italic; color: var(--copper-300); }
.who h2 small { display: block; margin-top: 18px; font: 500 var(--fs-lead)/1.5 var(--font-body); color: var(--text-muted); letter-spacing: 0; }
.checks { list-style: none; margin: 0; padding: 0; display: grid; }
.checks li {
  display: grid; grid-template-columns: 34px 1fr; gap: 18px; align-items: start;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  font-size: var(--fs-lead); line-height: 1.55; color: var(--text);
}
.checks li:last-child { border-bottom: 1px solid var(--line); }
.checks svg { width: 34px; height: 34px; margin-top: -3px; }
.who__cta { margin-top: 40px; display: flex; }

/* ---- 9. como funciona ---- */
.how { position: relative; padding-block: clamp(88px, 12vw, 160px) clamp(80px, 10vw, 136px); background: var(--bg); }
.how h2 { font-size: var(--fs-h2); line-height: 1.08; letter-spacing: -0.02em; max-width: 16ch; }
.how h2 strong { font-weight: 500; font-style: italic; color: var(--copper-300); }
.how__steps { position: relative; margin-top: clamp(48px, 6vw, 80px); display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 96px); }
.how__wire { position: absolute; left: 28px; right: 0; top: 27px; height: 2px; pointer-events: none; background: var(--line-strong); border-radius: 2px; }
.how__wire span {
  position: absolute; inset: 0; border-radius: inherit; transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--copper-700), var(--copper-500) 55%, var(--copper-100));
}
.motion .how__wire span { transform: scaleX(0); }
.how__step { position: relative; display: grid; gap: 16px; }
.how__knot {
  width: 56px; height: 56px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg);
  border: 1px solid var(--line-copper);
  box-shadow: 0 0 0 8px var(--bg);
}
.how__knot svg { width: 30px; height: 30px; }
.how__label { font: 700 var(--fs-label)/1 var(--font-body); letter-spacing: .16em; text-transform: uppercase; color: var(--copper-300); margin-top: 10px; }
.how__step p { font-size: var(--fs-lead); line-height: 1.6; max-width: 36ch; }
.how__note {
  margin-top: clamp(48px, 6vw, 72px);
  display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap;
  padding: 28px 32px;
  border-radius: 20px;
  border: 1px solid var(--line-copper);
  background: linear-gradient(100deg, rgb(42 26 12 / .55), rgb(27 22 18 / .4));
}
.how__note p { font: 400 var(--fs-h3)/1.35 var(--font-display); color: var(--text-strong); max-width: 28ch; }
.how__note strong { font-weight: 500; font-style: italic; color: var(--copper-300); }

/* ---- 10. quem é ---- */
.about { position: relative; padding-block: clamp(88px, 11vw, 150px); background: var(--bg-2); overflow: clip; }
.about__grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(40px, 7vw, 112px); align-items: center; }
.about__portrait { position: relative; justify-self: center; width: min(100%, 420px); aspect-ratio: 1; }
.about__portrait img {
  position: absolute; left: 0; top: 0; z-index: 1; width: 72%; height: auto; aspect-ratio: 1;
  border-radius: 50%;
  box-shadow: var(--shadow-lg);
}
.about__portrait .ring { /* o segundo elo do nó Merakki: passa por trás e volta pela frente */
  position: absolute; right: 0; bottom: 0; width: 72%; aspect-ratio: 1;
  pointer-events: none; overflow: visible;
}
.about__portrait .ring circle { fill: none; stroke: url(#ringGrad); stroke-width: 5; }
.about__portrait .ring--back { z-index: 0; }
.about__portrait .ring--front { z-index: 2; }
.about h2 { font-size: var(--fs-h2); line-height: 1.06; letter-spacing: -0.02em; }
.about h2 em { color: var(--copper-300); }
.about__text { display: grid; gap: 18px; margin-top: 28px; max-width: 62ch; font-size: 1.0625rem; line-height: 1.72; }
.about__close {
  margin-top: 14px; padding-top: 24px; border-top: 1px solid var(--line-copper);
  font: italic 400 var(--fs-h3)/1.4 var(--font-display); color: var(--text-strong);
}
.about__cta { margin-top: 32px; }

/* ---- 11. faq ---- */
.faq { padding-block: clamp(88px, 11vw, 150px) clamp(72px, 9vw, 120px); background: var(--bg); }
.faq__grid { display: grid; grid-template-columns: 4fr 8fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.faq h2 { font-size: var(--fs-h2); line-height: 1.08; letter-spacing: -0.02em; }
.faq__list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: 24px 0;
  font: 400 var(--fs-h3)/1.35 var(--font-display); color: var(--text-strong);
  transition: color var(--dur-fast) var(--ease-out);
}
.faq summary::-webkit-details-marker { display: none; }
@media (hover: hover) { .faq summary:hover { color: var(--copper-300); } }
.faq summary .plus { position: relative; flex: none; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line-strong); transition: border-color var(--dur-fast) var(--ease-out), transform var(--dur-base) var(--ease-out); }
.faq summary .plus::before, .faq summary .plus::after { content: ""; position: absolute; left: 50%; top: 50%; width: 12px; height: 1.5px; background: var(--copper-300); transform: translate(-50%, -50%); }
.faq summary .plus::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform var(--dur-base) var(--ease-out); }
.faq details[open] summary .plus { border-color: var(--copper-500); }
.faq details[open] summary .plus::after { transform: translate(-50%, -50%) rotate(0deg); }
.faq .answer { padding: 0 56px 26px 0; font-size: 1.0625rem; color: var(--text); max-width: 64ch; }
.faq .answer strong { color: var(--copper-300); }

/* ---- 12. final + rodapé ---- */
.closing { padding-block: 0 clamp(72px, 9vw, 120px); background: var(--bg); }
.closing__box {
  display: grid; justify-items: center; text-align: center; gap: 22px;
  padding: clamp(48px, 7vw, 88px) var(--gutter);
  border-radius: 28px;
  background: linear-gradient(180deg, rgb(166 101 39 / .16), rgb(166 101 39 / 0) 60%), var(--surface);
  border: 1px solid var(--line-copper);
}
.closing__box img { width: 112px; }
.closing__box p { font: 400 var(--fs-h3)/1.4 var(--font-display); color: var(--text-strong); max-width: 30ch; }
.footer { border-top: 1px solid var(--line); padding-block: 28px calc(28px + env(safe-area-inset-bottom)); background: var(--bg); }
.footer p { font-size: .8125rem; line-height: 1.6; color: var(--text-muted); text-align: center; }

/* ---- 13. CTA fixo mobile ---- */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  padding: 18px 16px calc(12px + env(safe-area-inset-bottom));
  background: linear-gradient(0deg, rgb(14 11 9 / .96) 55%, rgb(14 11 9 / 0));
  transform: translateY(110%);
  transition: transform 320ms var(--ease-out);
  display: none;
}
.sticky-cta.is-on { transform: none; }
.sticky-cta .btn { width: 100%; --h: 54px; }

/* ---- 14. obrigado ---- */
.thanks { min-height: 100svh; display: flex; flex-direction: column; position: relative; isolation: isolate; overflow: clip; }
.thanks .hero__media::after { background: linear-gradient(90deg, rgb(14 11 9 / .97) 0%, rgb(14 11 9 / .9) 40%, rgb(14 11 9 / .4) 64%, rgb(14 11 9 / .1) 80%), linear-gradient(0deg, var(--bg) 0%, rgb(14 11 9 / 0) 30%); }
.thanks__main { flex: 1; display: grid; align-content: center; padding-block: 40px 64px; }
.thanks__box { max-width: 600px; display: grid; gap: 26px; }
.thanks h1 { font-size: var(--fs-display); line-height: 1.05; letter-spacing: -0.022em; font-weight: 380; }
.thanks h1 strong { font-style: italic; color: var(--copper-300); font-weight: 560; }
.journey { display: grid; gap: 10px; }
.journey__bar { position: relative; height: 10px; border-radius: 10px; background: rgb(230 223 213 / .1); overflow: hidden; box-shadow: inset 0 1px 2px rgb(0 0 0 / .5); }
.journey__fill { position: absolute; inset: 0; transform-origin: 0 50%; transform: scaleX(.5); border-radius: inherit; background: var(--metal); }
.journey__meta { display: flex; justify-content: space-between; font: 700 var(--fs-label)/1 var(--font-body); letter-spacing: .14em; color: var(--copper-300); font-variant-numeric: tabular-nums; }
.thanks p.msg { font-size: var(--fs-lead); line-height: 1.6; color: var(--text); max-width: 40ch; }

/* ---- 15. motion (só atrás de .motion) ---- */
.motion .hero-sub, .motion .form-card, .motion .hero__logo { opacity: 0; }
.rm .reveal { opacity: 0; }
.rm .reveal.is-in { opacity: 1; transition: opacity 650ms linear; }
.motion .reveal { opacity: 0; transform: translateY(18px); }
.motion .reveal.is-in { opacity: 1; transform: none; transition: opacity 700ms var(--ease-out), transform 800ms var(--ease-out); }
@media (prefers-reduced-motion: reduce) {
  .thread__fill, .sticky-cta { transition: none; }
  .js .step.is-entering { animation: fadeIn 300ms linear both; }
  * { scroll-behavior: auto !important; }
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* ---- 16. responsivo (mobile projetado) ---- */
@media (max-width: 1100px) {
  .proof__row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .proof__item:nth-child(4) { border-left: 0; padding-left: 0; }
  .proof__item:nth-child(n+4) { border-top: 1px solid var(--line); }
}
@media (max-width: 1023px) {
  .hero { min-height: 0; }
  .hero__media { position: relative; inset: auto; height: min(78vw, 520px); order: 0; }
  .hero__media img { object-position: 60% 20%; }
  .hero__media::after { background: linear-gradient(0deg, var(--bg) 6%, rgb(14 11 9 / .75) 30%, rgb(14 11 9 / 0) 62%), linear-gradient(180deg, rgb(14 11 9 / .7), rgb(14 11 9 / 0) 28%); }
  .hero__top { position: absolute; top: 44px; left: 0; right: 0; z-index: 2; padding-top: 14px; }
  .hero__logo img { width: 104px; }
  .hero__grid { grid-template-columns: 1fr; margin-top: calc(-1 * clamp(56px, 16vw, 120px)); padding-top: 0; position: relative; z-index: 1; }
  .who__grid, .about__grid, .faq__grid { grid-template-columns: 1fr; }
  .who h2 { position: static; }
  .about__portrait { width: min(100%, 340px); }
  .sticky-cta { display: block; }
}
@media (max-width: 720px) {
  .seg p { font-size: .6875rem; letter-spacing: .12em; padding-block: 9px; }
  .form-card { padding: 20px 16px 18px; border-radius: 18px; -webkit-backdrop-filter: none; backdrop-filter: none; background: var(--surface); }
  .form-card__head { flex-direction: column-reverse; gap: 6px; }
  .proof { padding-bottom: 56px; }
  .proof__row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof__item, .proof__item:nth-child(4) { padding: 20px 14px 18px; border-left: 1px solid var(--line); }
  .proof__item:nth-child(odd) { border-left: 0; padding-left: 0; }
  .proof__item:nth-child(n+3) { border-top: 1px solid var(--line); }
  .checks li { grid-template-columns: 28px 1fr; gap: 14px; padding: 20px 0; font-size: 1.0625rem; }
  .checks svg { width: 28px; height: 28px; margin-top: -1px; }
  .who__cta .btn, .how__note .btn, .about__cta .btn { width: 100%; }
  .btn { padding: 0 20px; font-size: .875rem; letter-spacing: .04em; }
  .how__steps { grid-template-columns: 1fr; gap: 40px; padding-left: 0; }
  .how__wire { left: 27px; right: auto; top: 28px; bottom: 28px; width: 2px; height: auto; }
  .how__wire span { transform-origin: 50% 0; background: linear-gradient(180deg, var(--copper-700), var(--copper-500) 55%, var(--copper-100)); }
  .motion .how__wire span { transform: scaleY(0); }
  .how__step { grid-template-columns: 56px 1fr; column-gap: 18px; }
  .how__step > :not(.how__knot) { grid-column: 2; }
  .how__knot { grid-row: 1 / span 2; }
  .how__label { margin-top: 20px; }
  .how__note { padding: 24px 20px; }
  .faq summary { padding: 20px 0; }
  .faq .answer { padding-right: 0; }
  .footer { padding-bottom: calc(96px + env(safe-area-inset-bottom)); }
}