/* =========================================================
   Pulse Studio — redesign 2026
   Direção: "sala de projeção" — preto-violeta profundo, luz roxa
   pontual, telas reais em profundidade, tipografia editorial.
   ========================================================= */

@font-face {
  font-family: "Bricolage";
  src: url("../assets/fonts/bricolage-grotesque-latin.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: "Manrope";
  src: url("../assets/fonts/manrope-latin.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}

@property --enter {
  syntax: "<number>";
  inherits: false;
  initial-value: 0;
}

:root {
  --bg: #07050c;
  --bg-2: #0c0914;
  --surface: #120d1d;
  --surface-2: #181126;
  --line: rgba(205, 184, 255, .11);
  --line-2: rgba(205, 184, 255, .22);

  --violet: #7a3cf0;
  --violet-hi: #9b62ff;
  --violet-glow: rgba(140, 77, 255, .55);
  --lilac: #cdb8ff;
  --lilac-2: #e6dcff;
  --text: #f6f2ff;
  --muted: #b0a7c6;
  --muted-2: #8a81a0;

  --font-display: "Bricolage", "Arial Narrow", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --container: 1240px;
  --gutter: clamp(20px, 4vw, 40px);
  --header-h: 72px;
  --radius: 22px;
  --radius-sm: 14px;
  --ease: cubic-bezier(.2, .7, .2, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 12px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-x: clip;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 650; margin: 0; letter-spacing: -.025em; line-height: 1.05; text-wrap: balance; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }
button { font: inherit; color: inherit; }
::selection { background: rgba(155, 98, 255, .45); color: #fff; }
:focus-visible { outline: 2px solid var(--lilac); outline-offset: 3px; border-radius: 6px; }

.container { width: min(var(--container), 100% - 2 * var(--gutter)); margin-inline: auto; }
.ico { width: 1.15em; height: 1.15em; flex: none; }

.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 200;
  padding: 10px 16px; border-radius: 10px; background: var(--text); color: var(--bg); font-weight: 700;
  transition: top .2s;
}
.skip-link:focus { top: 12px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--lilac);
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; opacity: .7; }

.section { padding-block: clamp(72px, 9vw, 128px); position: relative; }
.section-head { max-width: 760px; margin-bottom: clamp(44px, 6vw, 72px); }
.section-head h2 { font-size: clamp(2.1rem, 4.6vw, 3.6rem); margin-top: 18px; }
.section-lead { color: var(--muted); font-size: clamp(1.02rem, 1.4vw, 1.15rem); margin-top: 20px; max-width: 620px; }

/* ---------- Buttons ---------- */
.btn {
  --pad-y: 14px; --pad-x: 22px;
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: var(--pad-y) var(--pad-x);
  border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; font-size: .98rem; line-height: 1.2; letter-spacing: -.005em;
  cursor: pointer; white-space: nowrap;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background-color .25s, border-color .25s, color .25s;
}
.btn-sm { min-height: 42px; --pad-y: 10px; --pad-x: 18px; font-size: .9rem; }
.btn-lg { min-height: 58px; --pad-y: 17px; --pad-x: 28px; font-size: 1.02rem; }
.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--violet-hi), var(--violet) 55%, #6427dd);
  box-shadow: 0 1px 0 rgba(255,255,255,.28) inset, 0 10px 30px -10px var(--violet-glow), 0 0 0 1px rgba(155, 98, 255, .5);
}
.btn-primary::after {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
  background: linear-gradient(135deg, #b386ff, var(--violet-hi));
  opacity: 0; transition: opacity .3s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 1px 0 rgba(255,255,255,.3) inset, 0 18px 40px -12px var(--violet-glow), 0 0 0 1px rgba(180, 140, 255, .7); }
.btn-primary:hover::after { opacity: 1; }
.btn-ghost { color: var(--text); background: rgba(255,255,255,.03); border-color: var(--line-2); }
.btn-ghost:hover { border-color: rgba(205,184,255,.5); background: rgba(205,184,255,.07); transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); transition-duration: .1s; }

.text-link {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 28px; min-height: 44px;
  color: var(--lilac); font-weight: 700;
  background: linear-gradient(currentColor, currentColor) 0 calc(100% - 8px) / 0 1px no-repeat;
  transition: background-size .35s var(--ease-out);
  padding-bottom: 2px;
}
.text-link:hover { background-size: 100% 1px; }
.text-link .ico { transition: transform .3s var(--ease-out); }
.text-link:hover .ico { transform: translate(2px, -2px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 100; height: var(--header-h);
  transition: border-color .35s;
  border-bottom: 1px solid transparent; isolation: isolate;
}
/* o blur fica num pseudo-elemento: backdrop-filter no próprio header
   prenderia o painel fixo do menu mobile dentro dele */
.site-header::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: rgba(7, 5, 12, .78);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  backdrop-filter: blur(16px) saturate(1.4);
  opacity: 0; transition: opacity .35s;
}
.site-header.is-scrolled::before, body.menu-open .site-header::before { opacity: 1; }
.site-header.is-scrolled, body.menu-open .site-header { border-bottom-color: var(--line); }
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; }
.brand img { width: 36px; height: 36px; filter: drop-shadow(0 0 14px rgba(140, 77, 255, .45)); }
.brand-name { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; letter-spacing: -.02em; }
.brand-name span { font-weight: 400; color: var(--muted); }

.main-nav { display: flex; align-items: center; gap: 30px; }
.main-nav ul { display: flex; gap: 6px; }
.main-nav ul a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px;
  font-size: .94rem; font-weight: 600; color: var(--muted);
  position: relative; transition: color .25s;
}
.main-nav ul a::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 9px; height: 1px;
  background: var(--lilac); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease-out);
}
.main-nav ul a:hover, .main-nav ul a.is-active { color: var(--text); }
.main-nav ul a:hover::after, .main-nav ul a.is-active::after { transform: scaleX(1); }
.nav-contact { display: none; }

.menu-toggle {
  display: none; position: relative; width: 48px; height: 48px; margin-right: -8px;
  border: 0; background: transparent; cursor: pointer; border-radius: 12px;
}
.menu-toggle span {
  position: absolute; left: 13px; right: 13px; height: 1.6px; background: var(--text); border-radius: 2px;
  transition: transform .35s var(--ease-out), top .35s var(--ease-out);
}
.menu-toggle span:first-child { top: 19px; }
.menu-toggle span:last-child { top: 28px; }
.menu-toggle[aria-expanded="true"] span:first-child { top: 23.5px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { top: 23.5px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: clip;
  padding-top: calc(var(--header-h) + clamp(36px, 7vh, 88px));
  padding-bottom: 40px;
  min-height: min(100svh, 980px);
  display: flex; flex-direction: column; justify-content: center;
}
.hero-light {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 55% at 78% 42%, rgba(122, 60, 240, .32), transparent 70%),
    radial-gradient(40% 40% at 10% 0%, rgba(205, 184, 255, .08), transparent 70%),
    linear-gradient(to bottom, transparent 70%, var(--bg));
}
.hero-light::after {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(70% 60% at 70% 45%, #000 0%, transparent 75%);
  mask-image: radial-gradient(70% 60% at 70% 45%, #000 0%, transparent 75%);
  opacity: .5;
}
.hero-grid {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  align-items: center; gap: clamp(24px, 4vw, 56px);
}
.hero-copy { position: relative; z-index: 2; max-width: 600px; }
.hero h1 {
  font-size: clamp(2.7rem, 6.2vw, 5.4rem);
  line-height: .98; letter-spacing: -.04em; font-weight: 700;
  margin-top: 22px;
}
.hl {
  background: linear-gradient(100deg, var(--lilac-2) 10%, var(--violet-hi) 60%, var(--lilac) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  white-space: nowrap;
}
.hero-lead { margin-top: 24px; font-size: clamp(1.06rem, 1.5vw, 1.22rem); color: var(--muted); max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero-note { margin-top: 20px; font-size: .88rem; color: var(--muted-2); max-width: 460px; }

.hero-foot {
  position: relative; z-index: 2; margin-top: clamp(40px, 6vh, 72px);
  display: flex; align-items: center; gap: 22px; flex-wrap: wrap;
  padding-top: 22px; border-top: 1px solid var(--line);
}
.hero-foot p { font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); font-weight: 700; }
.hero-foot ul { display: flex; flex-wrap: wrap; gap: 4px 6px; }
.hero-foot a {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 14px;
  border-radius: 999px; font-size: .9rem; font-weight: 600; color: var(--muted);
  border: 1px solid transparent; transition: color .25s, border-color .25s, background .25s;
}
.hero-foot a:hover { color: var(--text); border-color: var(--line-2); background: rgba(255,255,255,.03); }

/* ---------- Hero 3D stage (CSS 3D, sem WebGL) ---------- */
.hero-stage { position: relative; height: clamp(440px, 46vw, 600px); z-index: 1; }
.scene { position: absolute; inset: 0; perspective: 1700px; perspective-origin: 50% 35%; }
.rig {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  --rx: 0deg; --ry: 0deg; --lift: 0px;
  transform: translate3d(0, var(--lift), 0) rotateX(calc(9deg + var(--rx))) rotateY(calc(-21deg + var(--ry))) rotateZ(1.5deg);
  will-change: transform;
}
.rig > * { position: absolute; transform-style: preserve-3d; }
.screen, .phone { backface-visibility: hidden; }

.browser {
  position: relative; overflow: hidden;
  border-radius: 14px; background: #0d0a14;
  border: 1px solid rgba(205,184,255,.16);
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.9), 0 0 0 1px rgba(0,0,0,.6), 0 30px 90px -40px var(--violet-glow);
}
.browser .bar {
  display: flex; align-items: center; gap: 6px; height: 30px; padding: 0 12px;
  background: linear-gradient(#1b1528, #140f1f); border-bottom: 1px solid rgba(205,184,255,.1);
}
.browser .bar i { width: 8px; height: 8px; border-radius: 50%; background: rgba(205,184,255,.22); flex: none; }
.browser .bar span {
  margin-left: 10px; padding: 3px 12px; border-radius: 999px; background: rgba(255,255,255,.05);
  font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0;
}
.browser img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }

.device {
  position: relative; overflow: hidden; border-radius: 22px;
  background: #0d0a14; padding: 5px;
  border: 1px solid rgba(205,184,255,.22);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.9), 0 0 0 1px rgba(0,0,0,.5), 0 20px 70px -30px var(--violet-glow);
}
.device img { border-radius: 17px; width: 100%; aspect-ratio: 9 / 19; object-fit: cover; object-position: top; }

.s-main  { left: 10%;  top: 24%; width: 76%; transform: translateZ(40px); }
.s-mid   { left: -8%;  top: 4%;  width: 60%; transform: translateZ(-200px); }
.s-back  { left: 42%;  top: -6%; width: 60%; transform: translateZ(-420px); }
.s-mid .browser  { filter: brightness(.62) saturate(.9); }
.s-back .browser { filter: brightness(.45) saturate(.8); }
.p-left  { left: -2%;  top: 46%; width: 19%; transform: translateZ(190px) rotateY(10deg); }
.p-right { left: 80%;  top: 38%; width: 18%; transform: translateZ(260px) rotateY(-6deg); }

.floor {
  left: -30%; right: -30%; top: 92%; height: 520px;
  transform-origin: 50% 0; transform: rotateX(88deg);
  background:
    radial-gradient(50% 50% at 50% 0%, rgba(140, 77, 255, .55), transparent 70%),
    repeating-linear-gradient(90deg, rgba(205,184,255,.12) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg, rgba(205,184,255,.12) 0 1px, transparent 1px 64px);
  -webkit-mask-image: radial-gradient(50% 60% at 50% 0%, #000, transparent 80%);
  mask-image: radial-gradient(50% 60% at 50% 0%, #000, transparent 80%);
  pointer-events: none;
}

.tag {
  display: inline-flex; align-items: center; gap: 8px; white-space: nowrap;
  padding: 10px 14px; border-radius: 999px;
  font-size: .8rem; font-weight: 700; color: var(--text);
  background: rgba(18, 13, 29, .82); border: 1px solid var(--line-2);
  box-shadow: 0 18px 40px -16px rgba(0,0,0,.9);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.tag .ico { color: #25d366; }
.tag b { width: 8px; height: 8px; border-radius: 50%; background: var(--violet-hi); box-shadow: 0 0 0 4px rgba(155,98,255,.2); }
.t-wa  { left: 46%; top: 86%; transform: translateZ(320px); }
.t-mob { left: 4%;  top: 30%; transform: translateZ(150px); }

/* movimento sutil: só roda com a cena visível (classe vinda do JS) */
.float { will-change: transform; }
@media (prefers-reduced-motion: no-preference) {
  .hero-stage { animation: stage-in 1.2s var(--ease-out) .1s both; }
  .hero.is-live .float { animation: drift 9s ease-in-out infinite; }
  .hero.is-live .s-mid .float  { animation-duration: 11s; animation-delay: -3s; }
  .hero.is-live .s-back .float { animation-duration: 13s; animation-delay: -6s; }
  .hero.is-live .p-left .float { animation-duration: 8s;  animation-delay: -2s; }
  .hero.is-live .p-right .float{ animation-duration: 10s; animation-delay: -5s; }
  .hero.is-paused .float { animation-play-state: paused; }
}
@keyframes drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(0, -10px, 0); }
}
@keyframes stage-in {
  from { opacity: 0; transform: translate3d(0, 36px, 0) scale(.96); }
  to { opacity: 1; transform: none; }
}

/* Fallback sem 3D: composição plana bem apresentada */
@supports not (transform-style: preserve-3d) {
  .rig { transform: none; }
  .s-mid, .s-back, .floor, .t-mob { display: none; }
  .s-main { left: 6%; top: 12%; width: 84%; transform: none; }
  .p-left { transform: none; top: 40%; }
  .p-right { transform: none; }
  .t-wa { transform: none; }
}

/* ---------- Portfólio ---------- */
.projects { padding-top: clamp(72px, 9vw, 120px); }
.cases { display: grid; gap: clamp(88px, 11vw, 150px); }
.case {
  display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  align-items: center; gap: clamp(36px, 6vw, 96px);
}
.case-flip .case-visual { order: 2; }
.case-visual { display: block; position: relative; border-radius: var(--radius); padding: 0 6% 9% 0; }
.case-flip .case-visual { padding: 0 0 9% 6%; }
.case-visual::before {
  content: ""; position: absolute; inset: 8% 4% 0; z-index: -1; border-radius: 50%;
  background: radial-gradient(closest-side, rgba(122, 60, 240, .38), transparent);
  filter: blur(20px); opacity: .7; transition: opacity .5s;
}
.case-visual:hover::before { opacity: 1; }
.case-3d {
  --tx: 4deg; --ty: -9deg; --lift: 0px;
  position: relative; transform-style: preserve-3d;
  transform:
    perspective(1600px)
    translate3d(0, calc(var(--lift) + var(--enter) * 48px), 0)
    rotateX(calc(var(--tx) + var(--enter) * 14deg))
    rotateY(calc(var(--ty) + var(--enter) * -10deg));
  transition: transform .8s var(--ease-out);
}
.case-flip .case-3d { --ty: 9deg; }
.case-3d .browser { transform: translateZ(0); }
.case-3d .device {
  position: absolute; right: -6%; bottom: -12%; width: 26%;
  transform: translateZ(70px);
  transition: transform .8s var(--ease-out);
}
.case-flip .case-3d .device { right: auto; left: -6%; }
.case-visual:hover .case-3d, .case-visual:focus-visible .case-3d { --lift: -8px; }
.case-visual:hover .case-3d .device { transform: translateZ(110px) translateY(-6px); }
@media (hover: hover) and (pointer: fine) {
  .case-visual:hover .case-3d { --tx: 1deg; --ty: -3deg; }
  .case-flip .case-visual:hover .case-3d { --ty: 3deg; }
}
.case-3d.is-tilting { transition-duration: .25s; }

.case-info { max-width: 480px; }
.case-index {
  display: flex; align-items: center; gap: 12px;
  font-size: .8rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-2);
}
.case-index span { font-family: var(--font-display); color: var(--lilac); font-size: .95rem; letter-spacing: 0; }
.case h3 { font-size: clamp(2.1rem, 4vw, 3.2rem); margin: 14px 0 28px; }
.case dl { margin: 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.case dl div { padding: 16px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 9.5em 1fr; gap: 16px; }
.case dt { font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--lilac); padding-top: 3px; }
.case dd { margin: 0; color: var(--muted); font-size: .98rem; }
.case-link {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 28px; min-height: 44px;
  font-weight: 700; color: var(--text);
  background: linear-gradient(var(--violet-hi), var(--violet-hi)) 0 calc(100% - 8px) / 100% 1px no-repeat;
  transition: color .25s, background-size .35s var(--ease-out);
}
.case-link:hover { color: var(--lilac-2); }
.case-link .ico { color: var(--violet-hi); transition: transform .3s var(--ease-out); }
.case-link:hover .ico { transform: translate(3px, -3px); }

.inline-cta {
  margin-top: clamp(80px, 10vw, 136px);
  display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap;
  padding: clamp(28px, 4vw, 44px);
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(122, 60, 240, .16), rgba(122, 60, 240, .04) 60%), var(--surface);
  border: 1px solid var(--line-2);
}
.inline-cta p { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); max-width: 640px; }
.inline-cta strong { color: var(--text); font-family: var(--font-display); font-weight: 650; }

/* ---------- Problemas ---------- */
.problems { background: linear-gradient(var(--bg), var(--bg-2) 30%, var(--bg-2) 70%, var(--bg)); }
.pain-list { border-top: 1px solid var(--line); }
.pain {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 80px); padding: clamp(32px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--line);
}
.pain-now { display: grid; grid-template-columns: auto 1fr; column-gap: 24px; }
.pain-n { grid-row: span 2; font-family: var(--font-display); font-size: 1rem; color: var(--muted-2); padding-top: 6px; }
.pain h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.12; }
.pain-now p { color: var(--muted); margin-top: 12px; }
.pain-fix {
  position: relative; padding-left: 28px; border-left: 1px solid var(--violet);
  align-self: center;
}
.pain-fix::before {
  content: ""; position: absolute; left: -4px; top: 6px; width: 7px; height: 7px; border-radius: 50%;
  background: var(--violet-hi); box-shadow: 0 0 14px var(--violet-glow);
}
.pain-label { font-size: .76rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--lilac); margin-bottom: 8px; }
.pain-fix p:not(.pain-label) { color: var(--text); }
.pain-fix a {
  display: inline-flex; align-items: center; min-height: 40px; margin-top: 6px;
  font-size: .9rem; font-weight: 600; color: var(--muted);
  text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 4px;
  transition: color .25s, text-decoration-color .25s;
}
.pain-fix a:hover { color: var(--lilac-2); text-decoration-color: var(--lilac); }

/* ---------- Soluções ---------- */
.offer-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; align-items: stretch; }
.offer {
  position: relative; display: flex; flex-direction: column;
  padding: clamp(28px, 3vw, 40px);
  border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--line);
  transition: border-color .35s, transform .5s var(--ease-out), background-color .35s;
}
.offer:hover { border-color: var(--line-2); transform: translateY(-4px); }
.offer-featured {
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(122, 60, 240, .28), transparent 60%),
    var(--surface-2);
  border-color: rgba(155, 98, 255, .45);
  box-shadow: 0 30px 80px -40px var(--violet-glow);
}
.offer-n { font-family: var(--font-display); color: var(--lilac); font-size: .95rem; }
.offer h3 { font-size: clamp(1.5rem, 2.2vw, 1.85rem); margin-top: 18px; line-height: 1.1; }
.offer-for { color: var(--muted); margin-top: 12px; font-size: .98rem; }
.offer ul { margin-top: 24px; display: grid; gap: 10px; flex: 1; align-content: start; }
.offer li { position: relative; padding-left: 22px; font-size: .95rem; color: var(--text); }
.offer li::before {
  content: ""; position: absolute; left: 0; top: .62em; width: 10px; height: 1px; background: var(--violet-hi);
}
.offer-foot { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 6px; }
.offer-cta, .offer-example {
  display: inline-flex; align-items: center; gap: 10px; min-height: 44px; font-weight: 700; font-size: .95rem;
  transition: color .25s;
}
.offer-cta { color: var(--text); }
.offer-cta .ico { color: #25d366; }
.offer-cta:hover { color: var(--lilac-2); }
.offer-example { color: var(--muted); font-weight: 600; text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 4px; }
.offer-example:hover { color: var(--text); }
.offer-extra { margin-top: 28px; color: var(--muted); max-width: 760px; }
.offer-extra strong { color: var(--text); }

/* ---------- Como funciona ---------- */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; counter-reset: s; }
.step { position: relative; padding: 0 28px 0 0; }
.step::before {
  content: ""; position: absolute; left: 56px; right: 0; top: 27px; height: 1px;
  background: linear-gradient(90deg, var(--line-2), var(--line));
}
.step:last-child::before { display: none; }
.step-n {
  position: relative; display: grid; place-items: center;
  width: 54px; height: 54px; border-radius: 50%;
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 700;
  color: var(--lilac-2); background: var(--surface); border: 1px solid rgba(155,98,255,.5);
  box-shadow: 0 0 0 6px var(--bg), 0 0 30px -6px var(--violet-glow);
}
.step h3 { font-size: 1.35rem; margin-top: 26px; }
.step p { color: var(--muted); margin-top: 10px; font-size: .98rem; }

.compare {
  margin-top: clamp(64px, 8vw, 96px);
  display: grid; grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line-2); border-radius: var(--radius); overflow: hidden;
}
.compare-col { padding: clamp(28px, 4vw, 48px); }
.compare-col + .compare-col { border-left: 1px solid var(--line-2); background: linear-gradient(135deg, rgba(122,60,240,.14), transparent 70%); }
.compare-tag {
  display: inline-block; padding: 6px 12px; border-radius: 999px;
  font-size: .74rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--lilac); border: 1px solid var(--line-2);
}
.compare h3 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); margin-top: 18px; }
.compare-col p:last-child { color: var(--muted); margin-top: 12px; }

/* ---------- Confiança ---------- */
.trust { background: linear-gradient(var(--bg), var(--bg-2) 40%, var(--bg)); }
.trust-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(40px, 7vw, 120px); align-items: start; }
.trust-copy h2 { font-size: clamp(2.1rem, 4.4vw, 3.4rem); margin-top: 18px; }
.trust-list { border-top: 1px solid var(--line); }
.trust-list li { padding: 28px 0; border-bottom: 1px solid var(--line); }
.trust-list h3 { font-size: 1.35rem; }
.trust-list p { color: var(--muted); margin-top: 8px; }
.proof-links { margin-top: 32px; display: grid; gap: 0; border-top: 1px solid var(--line); max-width: 460px; }
.proof-links a {
  display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 56px;
  border-bottom: 1px solid var(--line); font-weight: 600; color: var(--text);
  transition: color .25s, padding .35s var(--ease-out);
}
.proof-links a span { color: var(--muted-2); font-weight: 500; font-size: .9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.proof-links a .ico { color: var(--violet-hi); transition: transform .3s var(--ease-out); }
.proof-links a:hover { color: var(--lilac-2); padding-left: 6px; }
.proof-links a:hover .ico { transform: translate(3px, -3px); }
.proof-links b { display: flex; align-items: center; gap: 12px; font-weight: 700; min-width: 0; }

/* ---------- FAQ ---------- */
.faq-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.faq .section-head { position: sticky; top: calc(var(--header-h) + 32px); margin-bottom: 0; }
.faq-list { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  min-height: 72px; padding: 18px 0; cursor: pointer; list-style: none;
  font-family: var(--font-display); font-size: clamp(1.1rem, 1.6vw, 1.3rem); font-weight: 600; letter-spacing: -.01em;
  transition: color .25s;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: none; width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid var(--line-2);
  background:
    linear-gradient(var(--lilac), var(--lilac)) center / 12px 1.5px no-repeat,
    linear-gradient(var(--lilac), var(--lilac)) center / 1.5px 12px no-repeat;
  transition: transform .35s var(--ease-out), background-color .25s, border-color .25s;
}
.faq summary:hover { color: var(--lilac-2); }
.faq details[open] summary::after { transform: rotate(45deg); border-color: var(--violet-hi); background-color: rgba(155,98,255,.15); }
.faq details p { color: var(--muted); padding: 0 56px 26px 0; max-width: 640px; }
@media (prefers-reduced-motion: no-preference) {
  .faq details[open] p { animation: faq-in .45s var(--ease-out); }
}
@keyframes faq-in { from { opacity: 0; transform: translateY(-6px); } }

/* ---------- CTA final ---------- */
.final { padding-top: 24px; }
.final-card {
  position: relative; overflow: hidden; isolation: isolate;
  padding: clamp(48px, 8vw, 112px) clamp(24px, 6vw, 96px);
  border-radius: clamp(24px, 3vw, 36px);
  border: 1px solid rgba(155, 98, 255, .35);
  background: linear-gradient(160deg, #150e24, #0b0814 60%);
  text-align: center;
}
.final-glow {
  position: absolute; inset: auto -20% -60% -20%; height: 120%; z-index: -1;
  background: radial-gradient(50% 50% at 50% 50%, rgba(122, 60, 240, .55), transparent 70%);
}
.final-card::before {
  content: ""; 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: 56px 56px;
  -webkit-mask-image: radial-gradient(60% 70% at 50% 100%, #000, transparent);
  mask-image: radial-gradient(60% 70% at 50% 100%, #000, transparent);
}
.final h2 { font-size: clamp(2.2rem, 5.4vw, 4.4rem); max-width: 900px; margin: 20px auto 0; letter-spacing: -.035em; }
.final .section-lead { margin: 22px auto 0; }
.final-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 40px; }
.contact-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 28px; margin-top: 40px; color: var(--muted); }
.contact-list li { display: inline-flex; align-items: center; gap: 8px; }
.contact-list .ico { color: var(--lilac); }
.contact-list a { display: inline-flex; align-items: center; min-height: 44px; transition: color .25s; }
.contact-list a:hover { color: var(--text); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 48px 0 40px; }
.footer-grid { display: grid; grid-template-columns: auto 1fr auto; gap: 24px 48px; align-items: center; }
.footer-desc { color: var(--muted-2); font-size: .92rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0 4px; }
.footer-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px; color: var(--muted); font-size: .92rem; font-weight: 600; transition: color .25s; }
.footer-links a:hover { color: var(--text); }
.copyright { grid-column: 1 / -1; color: var(--muted-2); font-size: .85rem; padding-top: 20px; border-top: 1px solid var(--line); }

/* ---------- WhatsApp flutuante ---------- */
.wa-float {
  position: fixed; z-index: 90;
  right: max(16px, env(safe-area-inset-right)); bottom: max(16px, env(safe-area-inset-bottom));
  display: inline-flex; align-items: center; gap: 10px;
  min-height: 56px; padding: 0 22px 0 18px; border-radius: 999px;
  color: #fff; font-weight: 700; font-size: .95rem;
  background: #128c4a;
  box-shadow: 0 14px 34px -10px rgba(0,0,0,.8), 0 0 0 1px rgba(255,255,255,.12) inset;
  transition: transform .45s var(--ease-out), opacity .3s, visibility .3s, background-color .25s;
}
.wa-float .ico { width: 24px; height: 24px; }
.wa-float:hover { background: #0f7a40; transform: translateY(-2px); }
html.js .wa-float:not(.is-visible) { opacity: 0; visibility: hidden; transform: translateY(16px); pointer-events: none; }
/* telas largas: círculo na margem lateral, fora da área de conteúdo; o rótulo abre no hover */
@media (min-width: 1400px) {
  .wa-float { width: 56px; padding: 0; justify-content: center; overflow: hidden; }
  .wa-float span { max-width: 0; opacity: 0; transition: max-width .45s var(--ease-out), opacity .25s; white-space: nowrap; }
  .wa-float:hover, .wa-float:focus-visible { width: auto; padding: 0 22px 0 16px; }
  .wa-float:hover span, .wa-float:focus-visible span { max-width: 140px; opacity: 1; }
}
/* demais telas: só aparece quando a pessoa rola para cima, para não cobrir o texto durante a leitura */
@media (max-width: 1399px) {
  html.js .wa-float:not(.is-up) { opacity: 0; visibility: hidden; transform: translateY(16px); pointer-events: none; }
}
body.menu-open .wa-float { opacity: 0; visibility: hidden; }

/* ---------- Reveal ---------- */
html.js .reveal { opacity: 0; transform: translate3d(0, 28px, 0); }
html.js .reveal.is-in { opacity: 1; transform: none; transition: opacity .9s var(--ease-out), transform .9s var(--ease-out); }
html.js .pain.reveal.is-in, html.js .step.reveal.is-in, html.js .offer.reveal.is-in { transition-delay: var(--d, 0s); }

/* Profundidade dos projetos ligada à rolagem (só onde há suporte nativo) */
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .case-3d {
      animation: case-enter linear both;
      animation-timeline: view();
      animation-range: entry 0% cover 45%;
    }
  }
}
@keyframes case-enter { from { --enter: 1; } to { --enter: 0; } }

/* ---------- Responsivo ---------- */
@media (max-width: 1080px) {
  .main-nav { gap: 16px; }
  .main-nav ul a { padding: 0 8px; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 48px; }
  .step:nth-child(2)::before { display: none; }
  .offer-grid { grid-template-columns: 1fr; max-width: 640px; }
}

@media (max-width: 900px) {
  :root { --header-h: 64px; }
  .menu-toggle { display: inline-block; z-index: 2; }
  .main-nav {
    position: fixed; inset: var(--header-h) 0 0; z-index: 1;
    flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 28px;
    padding: 28px var(--gutter) max(28px, env(safe-area-inset-bottom));
    background: #07050c;
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity .3s, transform .4s var(--ease-out), visibility .3s;
    overflow-y: auto;
  }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .main-nav ul { flex-direction: column; gap: 0; border-top: 1px solid var(--line); }
  .main-nav ul a {
    width: 100%; min-height: 64px; padding: 0; border-bottom: 1px solid var(--line);
    font-family: var(--font-display); font-size: 1.6rem; font-weight: 600; color: var(--text);
  }
  .main-nav ul a::after { display: none; }
  .nav-cta { min-height: 56px; font-size: 1rem; }
  .nav-contact { display: block; color: var(--muted-2); font-size: .88rem; text-align: center; }

  .hero { min-height: 0; padding-top: calc(var(--header-h) + 36px); }
  .hero-grid { grid-template-columns: 1fr; gap: 8px; }
  .hero-copy { max-width: 640px; }
  .hero-stage { height: clamp(320px, 78vw, 520px); margin-inline: calc(var(--gutter) * -1); }
  .scene { perspective: 1200px; }
  .rig { transform: translate3d(0, var(--lift), 0) rotateX(calc(8deg + var(--rx))) rotateY(calc(-16deg + var(--ry))) rotateZ(1deg); }
  .s-main { left: 12%; top: 20%; width: 74%; }
  .s-mid  { left: 2%; top: 6%; width: 56%; }
  .s-back { display: none; }
  .p-left { left: 14%; top: 44%; width: 19%; transform: translateZ(90px) rotateY(8deg); }
  .p-right { left: 74%; top: 34%; width: 20%; transform: translateZ(140px) rotateY(-6deg); }
  .t-mob { display: none; }
  .t-wa { left: 30%; top: 88%; transform: translateZ(200px); }
  .hero-light { background: radial-gradient(80% 40% at 60% 70%, rgba(122, 60, 240, .32), transparent 70%), linear-gradient(to bottom, transparent 70%, var(--bg)); }
  .hero-foot { margin-top: 24px; }

  .case, .case-flip { grid-template-columns: 1fr; gap: 36px; }
  .case-flip .case-visual { order: 0; }
  .case-visual, .case-flip .case-visual { padding: 0 8% 12% 0; }
  .case-flip .case-3d .device { left: auto; right: -6%; }
  .case-flip .case-3d { --ty: -9deg; }
  .case-info { max-width: 640px; }

  .pain { grid-template-columns: 1fr; gap: 24px; }
  .pain-fix { margin-left: 44px; }

  .trust-grid, .faq-grid { grid-template-columns: 1fr; }
  .faq .section-head { position: static; margin-bottom: 8px; }

  .compare { grid-template-columns: 1fr; }
  .compare-col + .compare-col { border-left: 0; border-top: 1px solid var(--line-2); }

  .footer-grid { grid-template-columns: 1fr; }
  .site-footer { padding-bottom: calc(96px + env(safe-area-inset-bottom)); }

  .wa-float { width: 56px; padding: 0; justify-content: center; }
  .wa-float span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
}

@media (max-width: 560px) {
  body { font-size: 1rem; }
  .hero h1 { font-size: clamp(2.45rem, 11.4vw, 3.2rem); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; white-space: normal; text-align: center; }
  .hero-foot { display: none; }
  .eyebrow { font-size: .72rem; letter-spacing: .09em; }
  .browser .bar { height: 22px; padding: 0 8px; gap: 4px; }
  .browser .bar i { width: 6px; height: 6px; }
  .browser .bar span { font-size: 9px; padding: 2px 8px; margin-left: 4px; }
  .browser { border-radius: 10px; }
  .device { border-radius: 14px; padding: 3px; }
  .device img { border-radius: 11px; }
  .tag { font-size: .72rem; padding: 8px 11px; }
  .case dl div { grid-template-columns: 1fr; gap: 6px; }
  .steps { grid-template-columns: 1fr; row-gap: 0; }
  .step { display: grid; grid-template-columns: 54px 1fr; column-gap: 20px; padding: 0 0 36px; }
  .step::before, .step:nth-child(2)::before { display: block; left: 27px; right: auto; top: 54px; bottom: 0; width: 1px; height: auto; background: var(--line-2); }
  .step:last-child::before { display: none; }
  .step-n { grid-row: span 2; }
  .step h3 { margin-top: 12px; }
  .pain-now { column-gap: 16px; }
  .pain-fix { margin-left: 0; }
  .faq details p { padding-right: 0; }
  .final-actions .btn { width: 100%; white-space: normal; }
  .inline-cta .btn { width: 100%; white-space: normal; }
}

/* ---------- Movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
  html.js .reveal { opacity: 1; transform: none; }
  .case-3d { --enter: 0; }
}