/* =============================================================
   Tokens
   ============================================================= */
:root {
  --ink: #0b1020;
  --ink-2: #141a2e;
  --ink-3: #1d2540;
  --text: #1a1f2e;
  --muted: #5b6275;
  --line: #e2e8f0;
  --paper: #f8fafc;
  --paper-2: #eef2f7;
  --white: #ffffff;
  --blue: #1171fb;                 /* cores da logo */
  --cyan: #0ee1f2;
  --grad: linear-gradient(120deg, var(--blue), var(--cyan));
  --accent: #1fa2ff;               /* destaque sobre fundo escuro */
  --accent-2: #0b63e5;             /* destaque sobre fundo claro */
  --accent-soft: rgba(17, 113, 251, .1);
  --on-dark: #e6eaf2;
  --on-dark-muted: #9aa0b4;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 1px 2px rgba(11, 16, 32, .04), 0 8px 24px rgba(11, 16, 32, .06);
  --shadow-lg: 0 30px 60px -20px rgba(11, 16, 32, .35);
  --container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { margin: 0; font-weight: 500; line-height: 1.15; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* =============================================================
   Buttons & shared bits
   ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border-radius: 999px;
  font: 600 15px/1 var(--sans); letter-spacing: .01em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn--sm { padding: 10px 18px; font-size: 14px; }
.btn--block { width: 100%; }
.btn--primary {
  /* azul um pouco mais claro que a logo: contraste do texto. O gradiente começa na borda
     (border-box) e não se repete; senão a borda transparente de 1px mostra uma lasca da cor da outra ponta */
  background: linear-gradient(120deg, #2f86ff, var(--cyan)) 0 0 / 160% 100% no-repeat border-box;
  color: var(--ink); box-shadow: 0 8px 24px -10px rgba(17, 149, 249, .8);
}
.btn--primary:hover { background-position: 100% 0; }
.btn--ghost { color: var(--on-dark); border-color: rgba(230, 234, 242, .25); }
.btn--ghost:hover { border-color: var(--on-dark); }
.btn--outline { color: var(--ink); border-color: var(--ink); }
.btn--outline:hover { background: var(--ink); color: var(--white); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12.5px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-2); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }
.eyebrow--light { color: var(--accent); }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 4px rgba(74, 222, 128, .18); }
.eyebrow:has(.dot)::before { display: none; }

.link { color: var(--accent-2); border-bottom: 1px solid currentColor; }

/* =============================================================
   Nav
   ============================================================= */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  transition: background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding: 18px 0;
}
.nav.is-scrolled {
  background: rgba(11, 16, 32, .88);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .06);
  padding: 12px 0;
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--white); }
.brand__mark { height: 32px; width: auto; }
.brand__word { height: 21px; width: auto; margin-top: 2px; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a:not(.btn) { color: var(--on-dark-muted); font-size: 14.5px; font-weight: 500; transition: color .2s; }
.nav__links a:not(.btn):hover { color: var(--white); }
.nav__toggle { display: none; background: none; border: 0; width: 40px; height: 40px; cursor: pointer; position: relative; }
.nav__toggle span { position: absolute; left: 9px; right: 9px; height: 2px; background: var(--white); border-radius: 2px; transition: transform .25s, top .25s; }
.nav__toggle span:first-child { top: 15px; }
.nav__toggle span:last-child { top: 23px; }
.nav__toggle[aria-expanded="true"] span:first-child { top: 19px; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { top: 19px; transform: rotate(-45deg); }

/* =============================================================
   Hero
   ============================================================= */
.hero {
  position: relative; overflow: hidden;
  background: var(--ink); color: var(--on-dark);
  padding: 160px 0 120px;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 70% 40%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 40%, #000 20%, transparent 70%);
}
.hero__glow {
  position: absolute; width: 720px; height: 720px; right: -160px; top: -200px;
  background: radial-gradient(circle, rgba(17, 149, 249, .22), transparent 60%);
  filter: blur(10px);
}
.hero__grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 64px; align-items: center; }
.hero__title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(40px, 5.6vw, 72px); letter-spacing: -.025em; line-height: 1.04;
  color: var(--white);
}
.hero__title em { font-style: italic; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .06em; }
.hero__lead { margin-top: 24px; font-size: 18px; color: var(--on-dark-muted); max-width: 540px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.hero__proof { display: flex; gap: 40px; margin-top: 56px; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, .08); }
.hero__proof li { display: flex; flex-direction: column; }
.hero__proof strong { font: 500 26px/1.1 var(--serif); color: var(--white); }
.hero__proof span { font-size: 13.5px; color: var(--on-dark-muted); margin-top: 4px; }

/* Mockup */
.hero__visual { position: relative; }
.mock {
  background: var(--ink-2); border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); overflow: hidden;
  transform: perspective(1400px) rotateY(-8deg) rotateX(4deg);
  animation: floaty 7s ease-in-out infinite;
}
.mock__bar { display: flex; align-items: center; gap: 7px; padding: 14px 18px; background: var(--ink-3); }
.mock__bar i { width: 10px; height: 10px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.mock__bar span { margin-left: 14px; flex: 1; font-size: 12px; color: var(--on-dark-muted); background: rgba(255, 255, 255, .05); padding: 5px 12px; border-radius: 6px; }
.mock__body { padding: 30px; }
.mock__hero { padding: 26px; border-radius: 12px; background: linear-gradient(135deg, rgba(17, 149, 249, .16), rgba(255, 255, 255, .02)); }
.sk { border-radius: 6px; background: rgba(255, 255, 255, .12); }
.sk--title { height: 22px; width: 72%; background: rgba(255, 255, 255, .5); }
.sk--line { height: 10px; width: 90%; margin-top: 14px; }
.sk--short { width: 60%; }
.sk--btn { height: 32px; width: 130px; margin-top: 22px; border-radius: 999px; background: var(--grad); }
.mock__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.mock__card { height: 84px; border-radius: 10px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .06); }
.float {
  position: absolute; display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 14px;
  background: var(--white); color: var(--text); box-shadow: var(--shadow-lg);
  animation: floaty 6s ease-in-out infinite;
}
.float strong { display: block; font-size: 14px; }
.float small { font-size: 12px; color: var(--muted); }
.float__icon { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: var(--accent-soft); color: var(--accent-2); font-weight: 700; }
.float__icon--green { background: rgba(34, 197, 94, .12); color: #16a34a; }
.float--a { left: -36px; bottom: 48px; animation-delay: -2s; }
.float--b { right: -20px; top: -24px; animation-delay: -4s; }
@keyframes floaty { 0%, 100% { translate: 0 0; } 50% { translate: 0 -10px; } }

/* =============================================================
   Clients marquee
   ============================================================= */
.clients { background: var(--paper-2); border-bottom: 1px solid var(--line); padding: 56px 0 60px; }
.clients__title { font: 500 clamp(22px, 2.6vw, 30px)/1.25 var(--serif); color: var(--ink); text-align: center; margin-bottom: 36px; letter-spacing: -.01em; }
.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.marquee__track { display: flex; width: max-content; animation: marquee var(--dur, 32s) linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__group { display: flex; align-items: center; gap: 72px; padding-right: 72px; }
.marquee__item { display: flex; align-items: center; gap: 14px; flex-shrink: 0; opacity: .85; transition: opacity .3s; }
.marquee__item:hover { opacity: 1; }
.marquee__item img { height: 56px; width: 56px; object-fit: contain; }
.marquee__item span { font: 500 20px/1 var(--serif); color: var(--ink); white-space: nowrap; letter-spacing: -.01em; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* =============================================================
   Tech orbit
   ============================================================= */
.tech { background: var(--white); overflow: hidden; }
.tech__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
.tech__list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 32px; }
.tech__list li { font-size: 13px; font-weight: 500; padding: 6px 12px; border-radius: 999px; background: var(--paper-2); color: var(--muted); }

.orbit { --size: min(580px, calc(100vw - 48px)); --chip: clamp(50px, 12vw, 80px); position: relative; width: var(--size); aspect-ratio: 1; margin: 0 auto; }
.orbit::before {
  content: ""; position: absolute; inset: 18%; border-radius: 50%;
  background: radial-gradient(circle, rgba(17, 149, 249, .16), transparent 70%);
}
.orbit__ring { position: absolute; border-radius: 50%; border: 1px solid var(--line); }
.orbit__ring--outer { inset: 0; --r: calc(var(--size) / 2); --dur: 90s; animation: spin var(--dur) linear infinite; }
.orbit__ring--inner { inset: 19%; --r: calc(var(--size) * .31); --dur: 60s; animation: spin var(--dur) linear infinite reverse; }
.orbit__item { position: absolute; left: 50%; top: 50%; width: 0; height: 0; transform: rotate(var(--a)) translateX(var(--r)) rotate(calc(var(--a) * -1)); }
.orbit__chip {
  position: absolute; width: var(--chip); height: var(--chip);
  left: calc(var(--chip) / -2); top: calc(var(--chip) / -2);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  border-radius: 50%; background: var(--white); border: 1px solid var(--line);
  box-shadow: 0 10px 30px -12px rgba(11, 16, 32, .25);
  transition: scale .25s ease, box-shadow .25s ease;
}
.orbit__ring--outer .orbit__chip { animation: spin var(--dur) linear infinite reverse; }
.orbit__ring--inner .orbit__chip { animation: spin var(--dur) linear infinite; }
.orbit__chip img { width: 36%; height: 36%; object-fit: contain; }
.orbit__chip span { font-size: 9.5px; font-weight: 600; color: var(--muted); white-space: nowrap; max-width: 90%; overflow: hidden; text-overflow: ellipsis; }
.orbit__chip:hover { scale: 1.12; box-shadow: 0 16px 36px -12px rgba(11, 16, 32, .35); }
.orbit:hover .orbit__ring, .orbit:hover .orbit__chip { animation-play-state: paused; }
.orbit__core {
  position: absolute; inset: 34%; border-radius: 50%; background: var(--ink);
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; gap: 4px;
  box-shadow: 0 30px 60px -24px rgba(11, 16, 32, .5); padding: 8px;
}
.orbit__mark { height: clamp(24px, 3vw, 36px); width: auto; margin-bottom: 6px; }
.orbit__core strong { font: 500 clamp(13px, 1.7vw, 18px)/1.2 var(--serif); color: var(--white); }
.orbit__core small { font-size: clamp(10px, 1.2vw, 12.5px); color: var(--on-dark-muted); }
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================================
   Sections
   ============================================================= */
.section { padding: 120px 0; }
.section--alt { background: var(--paper-2); }
.section--dark { background: var(--ink); color: var(--on-dark); }
.section__head { max-width: 680px; margin-bottom: 60px; }
.section__head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section__head--center .eyebrow::before { display: none; }
.section__head--row { max-width: none; display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.section__head--row > div { max-width: 620px; }
.section__title { font-family: var(--serif); font-weight: 400; font-size: clamp(32px, 4vw, 48px); letter-spacing: -.02em; color: var(--ink); }
.section__title--light { color: var(--white); }
.section__lead { margin-top: 18px; font-size: 17.5px; color: var(--muted); }
.section__lead--light { color: var(--on-dark-muted); }

/* =============================================================
   Services
   ============================================================= */
.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 34px; transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.service:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.service--featured {
  grid-column: span 2;
  background: var(--ink); color: var(--on-dark); border-color: var(--ink);
  background-image: radial-gradient(circle at 100% 0%, rgba(17, 149, 249, .22), transparent 55%);
}
.service.service--featured h3 { color: var(--white); }
.service.service--featured p { color: var(--on-dark-muted); max-width: 520px; }
.service.service--featured ul li { color: var(--on-dark); border-color: rgba(255, 255, 255, .14); }
.service__icon {
  display: grid; place-items: center; width: 50px; height: 50px; border-radius: 14px;
  background: var(--accent-soft); margin-bottom: 24px;
}
.service__icon svg { width: 24px; height: 24px; fill: none; stroke: var(--accent-2); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.service h3 { font: 500 22px/1.25 var(--serif); color: var(--ink); margin-bottom: 12px; }
.service p { color: var(--muted); font-size: 15.5px; }
.service ul { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.service ul li { font-size: 13px; font-weight: 500; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--text); }

/* =============================================================
   Portfolio
   ============================================================= */
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button {
  font: 500 14px/1 var(--sans); padding: 10px 16px; border-radius: 999px; cursor: pointer;
  background: transparent; border: 1px solid #d3dbe6; color: var(--muted); transition: all .2s;
}
.filters button:hover { color: var(--ink); border-color: var(--ink); }
.filters button.is-active { background: var(--ink); border-color: var(--ink); color: var(--white); }
.portfolio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.project {
  display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
  transition: transform .3s ease, box-shadow .3s ease;
}
a.project:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.project__media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: var(--ink-2); }
.project__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
a.project:hover .project__media img { transform: scale(1.04); }
.project__placeholder {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: radial-gradient(circle at 30% 20%, rgba(17, 149, 249, .25), transparent 60%), var(--ink-2);
  color: rgba(255, 255, 255, .85); font: 400 44px/1 var(--serif);
}
.project__body { padding: 24px 26px 28px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.project__cat { font-size: 12px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-2); }
.project__title { font: 500 21px/1.25 var(--serif); color: var(--ink); }
.project__desc { color: var(--muted); font-size: 15px; }
.project__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; padding-top: 8px; }
.project__tags span { font-size: 12px; padding: 4px 10px; border-radius: 999px; background: var(--paper-2); color: var(--muted); }
.project__more { font-size: 14px; font-weight: 600; color: var(--ink); margin-top: 6px; }

.project--soon { border-style: dashed; border-color: #d3dbe6; background: transparent; }
.project--soon .project__media { background: transparent; border-bottom: 1px dashed #d3dbe6; display: grid; place-items: center; }
.project--soon .project__media span { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: #94a0b4; font-weight: 600; }
.project--soon .project__title { color: #7b879b; }
.portfolio__empty { grid-column: 1 / -1; text-align: center; color: var(--muted); padding: 40px 0; }

/* =============================================================
   Steps
   ============================================================= */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: s; border-top: 1px solid var(--line); }
.step { padding: 36px 28px 0 0; position: relative; }
.step::before { content: ""; position: absolute; top: -4px; left: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.step__num { font: 400 15px/1 var(--serif); color: var(--accent-2); }
.step h3 { font: 500 21px/1.25 var(--serif); color: var(--ink); margin: 14px 0 10px; }
.step p { color: var(--muted); font-size: 15.5px; }

/* =============================================================
   Why
   ============================================================= */
.why { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.why__copy .btn { margin-top: 36px; }
.why__list { display: grid; gap: 4px; }
.why__list li { display: flex; gap: 18px; padding: 24px 0; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.why__list li:last-child { border-bottom: 0; }
.why__list > li > span { color: var(--accent); font-size: 13px; padding-top: 4px; }
.why__list strong { display: block; font: 500 19px/1.3 var(--serif); color: var(--white); margin-bottom: 4px; }
.why__list p { color: var(--on-dark-muted); font-size: 15px; }

.founder {
  display: flex; align-items: center; flex-wrap: wrap; gap: 14px 16px; margin-top: 32px; padding: 16px 18px;
  background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .08); border-radius: var(--radius);
}
.founder__avatar {
  flex: none; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; overflow: hidden;
  background: var(--grad); color: var(--ink); font: 600 19px/1 var(--serif);
}
.founder__avatar img { width: 100%; height: 100%; object-fit: cover; }
.founder__info { flex: 1 1 160px; display: grid; gap: 2px; min-width: 0; }
.founder__name { font: 500 19px/1.3 var(--serif); color: var(--white); }
.founder__role { font-size: 14px; color: var(--on-dark-muted); }
.founder__social { display: flex; gap: 8px; margin-left: auto; }
.founder__social a {
  display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px; border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .16); color: var(--on-dark); font-size: 13.5px; font-weight: 500;
  transition: color .2s, border-color .2s;
}
.founder__social a:hover { color: var(--accent); border-color: var(--accent); }
.founder__social svg { width: 15px; height: 15px; fill: currentColor; }
.founder__social svg.is-stroke { fill: none; stroke: currentColor; stroke-width: 2; }
.founder__social svg .dot { fill: currentColor; stroke: none; }

/* =============================================================
   Plans
   ============================================================= */
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.plan {
  position: relative; display: flex; flex-direction: column;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 40px 34px;
}
.plan h3 { font: 500 26px/1.2 var(--serif); color: var(--ink); }
.plan__desc { color: var(--muted); font-size: 15px; margin-top: 10px; min-height: 48px; }
.plan__price { font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-2); margin: 26px 0 22px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.plan ul { display: grid; gap: 12px; margin-bottom: 34px; flex: 1; }
.plan li { position: relative; padding-left: 28px; font-size: 15px; }
.plan li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='m4.5 8.2 2.2 2.2 4.8-4.8' stroke='%230b63e5' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat;
}
.plan--featured { background: var(--ink); border-color: var(--ink); color: var(--on-dark); box-shadow: var(--shadow-lg); transform: translateY(-12px); }
.plan--featured h3 { color: var(--white); }
.plan--featured .plan__desc { color: var(--on-dark-muted); }
.plan--featured .plan__price { border-color: rgba(255, 255, 255, .1); color: var(--accent); }
.plan__badge {
  position: absolute; top: -13px; left: 34px;
  background: var(--grad); color: var(--ink); font-size: 12px; font-weight: 600; letter-spacing: .04em;
  padding: 6px 12px; border-radius: 999px;
}

/* =============================================================
   FAQ
   ============================================================= */
.faq { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.faq .section__head { margin-bottom: 0; position: sticky; top: 110px; }
.faq__list { border-top: 1px solid #d6dde8; }
.faq__item { border-bottom: 1px solid #d6dde8; }
.faq__item summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 24px;
  padding: 24px 0; font: 500 19px/1.35 var(--serif); color: var(--ink);
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: "+"; flex-shrink: 0; display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  border: 1px solid #cbd5e1; font: 400 20px/1 var(--sans); color: var(--ink); transition: transform .25s, background .25s;
}
.faq__item[open] summary::after { transform: rotate(45deg); background: var(--ink); color: var(--white); border-color: var(--ink); }
.faq__item p { padding: 0 56px 26px 0; color: var(--muted); }

/* =============================================================
   Contact
   ============================================================= */
.contact__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; align-items: start; }
.contact__info { margin-top: 40px; display: grid; gap: 0; border-top: 1px solid var(--line); }
.contact__info li { display: flex; justify-content: space-between; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact__info span { color: var(--muted); font-size: 14px; }
.contact__info a, .contact__info em { font-style: normal; font-weight: 500; color: var(--ink); text-align: right; overflow-wrap: anywhere; }
.contact__info a:hover { color: var(--accent-2); }
.form {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg);
  padding: 40px; box-shadow: var(--shadow); display: grid; gap: 20px;
}
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form label { display: grid; gap: 8px; font-size: 14px; font-weight: 500; color: var(--ink); }
.form input, .form select, .form textarea {
  width: 100%; font: 400 15.5px/1.4 var(--sans); color: var(--text);
  padding: 13px 15px; border-radius: 10px; border: 1px solid #dcd9d1; background: var(--paper);
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.form textarea { resize: vertical; min-height: 110px; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); background: var(--white); box-shadow: 0 0 0 4px var(--accent-soft); }
.form input.is-invalid { border-color: #dc2626; box-shadow: 0 0 0 4px rgba(220, 38, 38, .1); }
.form__note { text-align: center; font-size: 13px; color: var(--muted); }

/* =============================================================
   Footer & float
   ============================================================= */
.footer { background: var(--ink); color: var(--on-dark-muted); padding: 56px 0; }
.footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; }
.footer__links { display: flex; flex-wrap: wrap; gap: 28px; font-size: 14.5px; }
.footer__links a:hover { color: var(--white); }
.footer__copy { width: 100%; font-size: 13.5px; padding-top: 28px; border-top: 1px solid rgba(255, 255, 255, .08); }

.wa-float {
  position: fixed; right: 24px; bottom: 24px; z-index: 40;
  display: grid; place-items: center; width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .6);
  transition: transform .2s;
}
.wa-float:hover { transform: scale(1.07); }
.wa-float svg { width: 30px; height: 30px; fill: #fff; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.plan--featured.reveal.is-visible { transform: translateY(-12px); }

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

/* =============================================================
   Responsive
   ============================================================= */
@media (max-width: 1024px) {
  .hero__grid { grid-template-columns: 1fr; gap: 72px; }
  .hero__visual { max-width: 560px; margin: 0 auto; width: 100%; }
  .services, .portfolio { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 48px; }
  .why, .faq, .contact__grid, .tech__grid { grid-template-columns: 1fr; gap: 56px; }
  .faq .section__head { position: static; }
  .plans { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .plan--featured, .plan--featured.reveal.is-visible { transform: none; }
}

@media (max-width: 860px) {
  .nav__toggle { display: block; }
  .nav__links {
    position: fixed; inset: 64px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--ink); padding: 8px 24px 24px; border-top: 1px solid rgba(255, 255, 255, .06);
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .25s, transform .25s;
  }
  .nav__links.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a:not(.btn) { padding: 16px 0; border-bottom: 1px solid rgba(255, 255, 255, .06); font-size: 16px; }
  .nav__cta { margin-top: 20px; }
  .nav.menu-open { background: var(--ink); }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .section { padding: 84px 0; }
  .section__head { margin-bottom: 44px; }
  .hero { padding: 128px 0 88px; }
  .hero__lead { font-size: 16.5px; }
  .hero__actions .btn { flex: 1 1 100%; }
  .hero__proof { gap: 22px; justify-content: space-between; }
  .hero__proof strong { font-size: 21px; }
  .hero__proof span { font-size: 12px; }
  .mock { transform: none; }
  .mock__body { padding: 18px; }
  .float--a { left: -6px; bottom: -22px; }
  .float--b { right: -6px; top: -26px; }
  .services, .portfolio, .steps { grid-template-columns: 1fr; }
  .orbit { --size: calc(100vw - 56px); }
  .orbit__chip span { display: none; }
  .orbit__chip img { width: 46%; height: 46%; }
  .orbit__mark { display: none; }
  .marquee__group { gap: 44px; padding-right: 44px; }
  .marquee__item img { height: 44px; width: 44px; }
  .marquee__item span { font-size: 17px; }
  .service--featured { grid-column: auto; }
  .founder__social { margin-left: 0; width: 100%; }
  .founder__social a { flex: 1; justify-content: center; }
  .service, .plan { padding: 30px 24px; }
  .form { padding: 26px 20px; }
  .form__row { grid-template-columns: 1fr; }
  .faq__item summary { font-size: 17px; }
  .faq__item p { padding-right: 0; }
  .wa-float { right: 16px; bottom: 16px; width: 54px; height: 54px; }
}