/* Devex — base: tokens, reset, tipografia, utilitários, nav, trilho, rodapé.
   Dono: integrador. Seções NÃO editam este arquivo. */

:root {
  --ink: #0A1830;
  --ink-2: #0F2143;
  --navy: #1D386A;
  --navy-2: #26457F;
  --teal: #2AA8B4;
  --danger: #FF9A8F; /* estado de erro sobre fundo escuro */
  --teal-ink: #177580; /* teal para texto pequeno em fundo claro (AA 4.9:1 sobre --paper) */
  --mint: #3EB5A6;
  --cyan: #1FA0C8;
  --paper: #F2F6F8;
  --white: #FFFFFF;
  --mist: #DDE6ED;
  --slate: #56677E;
  --slate-2: #8FA0B6;
  --grad: linear-gradient(120deg, var(--mint) 0%, var(--teal) 45%, var(--cyan) 100%);
  --grad-soft: linear-gradient(120deg, rgba(62,181,166,.16), rgba(31,160,200,.16));

  --f-display: "Exo 2", "Segoe UI", system-ui, sans-serif;
  --f-body: "Instrument Sans", "Segoe UI", system-ui, sans-serif;
  --f-mono: "Geist Mono", ui-monospace, "Cascadia Mono", monospace;

  --fs-hero: clamp(2.35rem, 1.2rem + 4.6vw, 5.4rem);
  --fs-h2: clamp(1.9rem, 1.2rem + 2.6vw, 3.4rem);
  --fs-h3: clamp(1.2rem, 1rem + .7vw, 1.6rem);
  --fs-lead: clamp(1.05rem, .98rem + .35vw, 1.3rem);
  --fs-body: 1rem;
  --fs-small: .875rem;
  --fs-mono: .75rem;

  --gutter: clamp(16px, 4vw, 48px);
  --sec-pad: clamp(80px, 11vw, 160px);
  --r: 14px;
  --r-lg: 22px;
  --shadow: 0 1px 2px rgba(10,24,48,.06), 0 12px 32px -12px rgba(10,24,48,.22);
  --shadow-lg: 0 30px 80px -30px rgba(10,24,48,.45);
  --ease: cubic-bezier(.2,.7,.1,1);
  --nav-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: var(--nav-h); }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-body); font-size: var(--fs-body); line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; overflow-x: clip;
}
img, svg, video, canvas { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
::selection { background: var(--teal); color: var(--white); }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 6px; }

.skip { position: fixed; left: 12px; top: -60px; z-index: 200; background: var(--white); color: var(--ink); padding: 10px 14px; border-radius: 8px; }
.skip:focus { top: 12px; }

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: calc(1240px + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.sec { position: relative; padding-block: var(--sec-pad); isolation: isolate; }
.sec[data-theme="dark"] { background: var(--ink); color: var(--white); }
.sec[data-theme="light"] { background: var(--paper); color: var(--ink); }
/* duas seções escuras seguidas: não somar dois paddings cheios (a seção de baixo desenha o próprio fio) */
.sec[data-theme="dark"] + .sec[data-theme="dark"] { padding-top: max(calc(var(--nav-h) + 16px), calc(var(--sec-pad) * .62)); }

/* ---------- Tipografia ---------- */
.eyebrow {
  font-family: var(--f-mono); font-size: var(--fs-mono); font-weight: 500;
  letter-spacing: .14em; text-transform: uppercase; color: var(--teal);
  display: inline-flex; align-items: center; gap: .6em;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; border-radius: 2px; background: var(--grad); }
.h1, .h2, .h3 { font-family: var(--f-display); font-weight: 700; letter-spacing: -.02em; line-height: 1.08; text-wrap: balance; }
.h1 { font-size: var(--fs-hero); line-height: 1.02; }
.h2 { font-size: var(--fs-h2); margin-top: .5em; }
.h3 { font-size: var(--fs-h3); line-height: 1.2; }
.lead { font-size: var(--fs-lead); line-height: 1.55; color: var(--slate); max-width: 62ch; margin-top: 1.1em; text-wrap: pretty; }
[data-theme="dark"] .lead { color: var(--slate-2); }
/* texto teal pequeno em fundo claro precisa de AA: usa o teal escuro */
.sec[data-theme="light"] .eyebrow { color: var(--teal-ink); }
.sec[data-theme="light"] [data-theme="dark"] .eyebrow { color: var(--teal); }
[data-theme="light"] .h2 { color: var(--navy); }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mono { font-family: var(--f-mono); font-size: var(--fs-mono); letter-spacing: .08em; }
.sec-head { max-width: 780px; }
.sec-head--center { margin-inline: auto; text-align: center; }
.sec-head--center .lead { margin-inline: auto; }
.sec-head--center .eyebrow::before { display: none; }

/* ---------- Botões ---------- */
.btn {
  --h: 52px; display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  height: var(--h); padding-inline: 1.5em; border-radius: 999px;
  font-weight: 600; font-size: .98rem; letter-spacing: .005em; white-space: nowrap;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background-color .25s, color .25s, border-color .25s;
  will-change: transform;
}
.btn--sm { --h: 42px; font-size: .9rem; padding-inline: 1.2em; }
.btn--primary { background: var(--grad); color: var(--white); box-shadow: 0 10px 30px -10px rgba(42,168,180,.7); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(42,168,180,.85); }
.btn--ghost { border: 1.5px solid currentColor; color: var(--navy); }
.btn--ghost:hover { background: var(--navy); color: var(--white); border-color: var(--navy); }
[data-theme="dark"] .btn--ghost, .btn--light { color: var(--white); border: 1.5px solid rgba(255,255,255,.35); }
[data-theme="dark"] .btn--ghost:hover, .btn--light:hover { background: var(--white); color: var(--ink); border-color: var(--white); }
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
.link-arrow { display: inline-flex; align-items: center; gap: .5em; font-weight: 600; color: var(--teal); }
.link-arrow::after { content: "→"; transition: transform .35s var(--ease); }
.link-arrow:hover::after { transform: translateX(4px); }

/* ---------- Reveal (core anima; sem JS tudo visível) ---------- */
.js [data-reveal]:not(.is-in) { opacity: 0; transform: translateY(28px); }
.js [data-reveal="stagger"]:not(.is-in) { opacity: 1; transform: none; }
.js [data-reveal="stagger"]:not(.is-in) > * { opacity: 0; transform: translateY(24px); }
.reduced [data-reveal], .reduced [data-reveal] > * { opacity: 1 !important; transform: none !important; }

/* ---------- Nav ---------- */
.nav { position: fixed; inset: 0 0 auto; z-index: 100; height: var(--nav-h); transition: background-color .35s, box-shadow .35s, transform .45s var(--ease); color: var(--white); }
.nav__in { height: 100%; display: flex; align-items: center; gap: 28px; }
.nav__logo { position: relative; flex: none; display: block; width: 150px; height: 56px; }
.nav__logo-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; object-position: left center; transition: opacity .3s; }
.nav__logo-img--light { opacity: 0; }
.nav__links { display: none; gap: 26px; margin-left: auto; font-size: .92rem; font-weight: 500; }
.nav__links a { position: relative; opacity: .82; transition: opacity .2s; padding-block: 6px; }
.nav__links a:hover, .nav__links a.is-active { opacity: 1; }
.nav__links a.is-active::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px; background: var(--grad); }
.nav__cta { display: none; }
.nav__burger { margin-left: auto; width: 44px; height: 44px; display: grid; place-content: center; gap: 6px; }
.nav__burger span { display: block; width: 22px; height: 2px; background: currentColor; border-radius: 2px; transition: transform .3s var(--ease); }
.nav[data-open] .nav__burger span:first-child { transform: translateY(4px) rotate(45deg); }
.nav[data-open] .nav__burger span:last-child { transform: translateY(-4px) rotate(-45deg); }
.nav__mobile { position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--ink); color: var(--white); display: grid; gap: 4px; padding: 16px var(--gutter) 28px; box-shadow: var(--shadow-lg); }
.nav__mobile[hidden] { display: none; }
.nav__mobile a:not(.btn) { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-weight: 500; }
.nav__mobile .btn { margin-top: 14px; }
.nav.is-scrolled { background: rgba(10,24,48,.82); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4); box-shadow: 0 1px 0 rgba(255,255,255,.06); }
.nav.is-light { color: var(--ink); }
.nav.is-light.is-scrolled { background: rgba(242,246,248,.86); box-shadow: 0 1px 0 var(--mist); }
.nav.is-light .nav__logo-img--dark { opacity: 0; }
.nav.is-light .nav__logo-img--light { opacity: 1; }
.nav.is-hidden { transform: translateY(-100%); }
@media (min-width: 1080px) {
  .nav__links, .nav__cta { display: flex; }
  .nav__burger, .nav__mobile { display: none !important; }
}

/* ---------- Trilho do fluxo (assinatura) ---------- */
.rail { position: fixed; right: 22px; top: 50%; transform: translateY(-50%); z-index: 90; display: none; }
.rail__track { position: absolute; right: 5px; top: 6px; bottom: 6px; width: 2px; background: rgba(128,150,175,.28); border-radius: 2px; overflow: hidden; }
.rail__fill { position: absolute; inset: 0 0 auto; height: 0; background: var(--grad); border-radius: 2px; }
.rail__list { position: relative; display: grid; gap: 18px; }
.rail__list a { display: flex; align-items: center; justify-content: flex-end; gap: 12px; height: 12px; }
.rail__dot { width: 12px; height: 12px; border-radius: 50%; background: var(--paper); border: 2px solid rgba(128,150,175,.6); transition: transform .3s var(--ease), background .3s, border-color .3s; flex: none; }
.rail__label { font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; opacity: 0; transform: translateX(6px); transition: opacity .25s, transform .25s; white-space: nowrap; padding: 3px 8px; border-radius: 6px; background: var(--ink); color: var(--white); }
/* rótulo só em hover/foco, ou por ~1,5s quando a seção ativa muda (core põe .is-flash): não cobre o conteúdo */
.rail__list a:hover .rail__label, .rail__list a:focus-visible .rail__label, .rail__list a.is-flash .rail__label { opacity: 1; transform: none; }
.rail__list a.is-done .rail__dot { background: var(--teal); border-color: var(--teal); }
.rail__list a.is-active .rail__dot { background: var(--white); border-color: var(--teal); transform: scale(1.35); box-shadow: 0 0 0 4px rgba(42,168,180,.25); }
.rail.is-light .rail__label { background: var(--navy); }
@media (min-width: 1280px) { .rail { display: block; } }

/* ---------- Rodapé ---------- */
.foot { background: var(--ink); color: var(--slate-2); border-top: 1px solid rgba(255,255,255,.06); }
.foot__in { display: grid; gap: 40px; padding-block: 64px 40px; grid-template-columns: 1fr; }
.foot__brand img { width: 170px; }
.foot__brand p { margin-top: 14px; max-width: 30ch; }
.foot__col { display: grid; gap: 10px; align-content: start; font-size: .95rem; }
.foot__col .eyebrow { margin-bottom: 6px; }
.foot__col a:hover { color: var(--white); }
.foot__base { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; padding-block: 24px 32px; border-top: 1px solid rgba(255,255,255,.08); font-size: .85rem; }
@media (min-width: 820px) { .foot__in { grid-template-columns: 1.4fr 1fr 1fr 1.2fr; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
}