/* =========================================================
   WatchApp · ibusiness
   ID visual canônica ibusiness, herdada do site Mentor.I.A.
   Fraunces / Inter / JetBrains Mono. Contrato visual em DESIGN.md.
========================================================= */

:root {
  --navy:       #0F3D6B;
  --navy-deep:  #051F3D;
  --navy-soft:  #4A6FA5;
  --ink:        #1A1A2E;
  --ink-2:      #33333F;
  --muted:      #6B6B7B;
  --line:       #E0E0E5;
  --line-soft:  #EBEBEF;
  --paper:      #FAFAF9;
  --paper-alt:  #F5F5F4;
  --card:       #FFFFFF;
  --accent:     #E8A435;

  /* sobre navy */
  --on-navy:      #F2F5F9;
  --on-navy-mute: #A9C0DC;
  --on-navy-line: rgba(242, 245, 249, 0.16);

  --ok:   #177A52;
  --warn: #8A5908;

  --serif: 'Fraunces', Georgia, serif;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
  --mono:  'JetBrains Mono', 'Fira Code', monospace;

  --r:    6px;
  --r-sm: 4px;
  --r-pill: 100px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1180px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; min-width: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
html, body { max-width: 100vw; overflow-x: clip; }

body {
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  font-feature-settings: "tnum" 1;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--navy);
}

a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
strong, b { font-weight: 600; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
section[id], div[id] { scroll-margin-top: 84px; }
.section-pad { padding: 92px 0; }
.mono { font-family: var(--mono); }

.sec--paper { background: var(--paper); }
.sec--alt   { background: var(--paper-alt); border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.sec--navy  { background: var(--navy-deep); color: var(--on-navy); }
.sec--navy h2, .sec--navy h3, .sec--navy h4 { color: var(--paper); }

/* =========================================================
   PROGRESSO / NAV / FLUTUANTES
========================================================= */
#scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px; z-index: 300;
  background: var(--accent); transform: scaleX(0); transform-origin: 0 50%;
}

.nav {
  position: sticky; top: 0; z-index: 200;
  display: flex; align-items: center; gap: 28px;
  padding: 14px 24px;
  background: var(--paper);
  border-bottom: 1px solid var(--line-soft);
}
.nav.is-scrolled { box-shadow: 0 1px 14px rgba(15, 61, 107, 0.07); }
.nav__logo { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; flex: 0 0 auto; }
.nav__logo img { height: 30px; width: auto; max-width: none; flex: none; }
.nav__product {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  letter-spacing: 0.06em; color: var(--navy-soft); white-space: nowrap;
  padding-left: 12px; border-left: 1px solid var(--line);
}
.nav__links { display: flex; gap: 26px; }
.nav__links a {
  font-size: 13.5px; font-weight: 500; color: var(--ink-2); text-decoration: none;
  padding: 4px 0; border-bottom: 1px solid transparent; transition: border-color .15s, color .15s;
}
.nav__links a:hover { color: var(--navy); border-bottom-color: var(--accent); }
.nav__cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--paper); background: var(--navy);
  padding: 11px 18px; border-radius: var(--r-sm); text-decoration: none;
  transition: background .15s;
}
.nav__cta:hover { background: var(--navy-deep); }
.nav__cta span { white-space: nowrap; }
.nav__wa { display: none; }
.nav__burger { display: none; background: none; border: 0; cursor: pointer; padding: 11px; margin-right: -11px; flex: none; }
.nav__burger span { display: block; width: 20px; height: 2px; background: var(--navy); margin: 4px 0; }

.fab {
  position: fixed; right: 20px; bottom: 20px; z-index: 190;
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 18px; border-radius: var(--r-pill);
  background: var(--navy); color: var(--paper); text-decoration: none;
  font-size: 13.5px; font-weight: 600;
  box-shadow: 0 6px 24px rgba(5, 31, 61, 0.22);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.fab.is-visible { opacity: 1; visibility: visible; transform: none; }
.fab svg { width: 19px; height: 19px; flex: none; }

.floating-cta {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 185;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: rgba(250, 250, 249, 0.97); border-top: 1px solid var(--line);
}
.floating-cta .btn { width: 100%; justify-content: center; }

/* =========================================================
   BOTÕES
========================================================= */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--sans); font-size: 14px; font-weight: 600;
  padding: 14px 26px; border-radius: var(--r-sm);
  text-decoration: none; border: 1px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.btn--lg { font-size: 15px; padding: 17px 32px; }
.btn--primary { background: var(--navy); color: var(--paper); }
.btn--primary:hover { background: var(--navy-deep); }
.btn--ghost { background: transparent; color: var(--navy); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--navy); }
.sec--navy .btn--primary { background: var(--paper); color: var(--navy-deep); }
.sec--navy .btn--primary:hover { background: var(--accent); color: var(--navy-deep); }
.sec--navy .btn--ghost { color: var(--paper); border-color: var(--on-navy-line); }
.sec--navy .btn--ghost:hover { border-color: var(--paper); }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

/* =========================================================
   CABEÇALHO DE SEÇÃO
========================================================= */
.eyebrow {
  font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.16em; color: var(--navy-soft); margin-bottom: 14px;
}
.sec--navy .eyebrow { color: var(--on-navy-mute); }
.sec-head { max-width: 720px; margin-bottom: 52px; }
.sec-heading { font-size: clamp(27px, 3.4vw, 38px); margin-bottom: 16px; }
.sec-lede { font-size: 17.5px; color: var(--ink-2); max-width: 66ch; }
.sec--navy .sec-lede { color: var(--on-navy-mute); }

/* =========================================================
   HERO
========================================================= */
.hero { padding: 84px 0 60px; }
.hero__eyebrow { display: flex; align-items: center; gap: 10px; }
.hero__eyebrow i { display: block; width: 22px; height: 1px; background: var(--accent); }
.hero__headline { font-size: clamp(38px, 6.2vw, 66px); max-width: 15ch; margin-bottom: 26px; }
.hero__headline u {
  text-decoration: none;
  background-image: linear-gradient(rgba(232, 164, 53, 0.32), rgba(232, 164, 53, 0.32));
  background-size: 100% 0.34em;
  background-position: 0 88%;
  background-repeat: no-repeat;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.hero__sub { font-size: 18.5px; color: var(--ink-2); max-width: 62ch; margin-bottom: 34px; }
.hero__ctas { margin-bottom: 30px; }
.hero__trust { display: flex; align-items: baseline; gap: 10px; font-size: 13.5px; color: var(--muted); }
.hero__trust i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); flex: none; align-self: center; }

/* =========================================================
   CAPTURA DE TELA
========================================================= */
.shot {
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
  background: var(--card);
}
.shot img { width: 100%; }
.shot__bar {
  display: flex; align-items: baseline; justify-content: space-between; gap: 18px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--paper-alt);
}
.shot__where { font-family: var(--mono); font-size: 11.5px; font-weight: 600; letter-spacing: 0.04em; color: var(--navy); }
.shot__flag { font-size: 11px; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.shot__cap { margin-top: 14px; font-size: 13.5px; color: var(--muted); max-width: 70ch; }

.showcase { padding: 0 0 92px; }
.showcase .shot { box-shadow: 0 18px 44px rgba(5, 31, 61, 0.08); }

/* =========================================================
   REGRA DESTACADA
========================================================= */
.rule {
  margin-top: 42px;
  border-left: 1px solid var(--accent);
  padding: 4px 0 4px 26px;
  max-width: 62ch;
}
.rule p { font-family: var(--serif); font-size: clamp(21px, 2.6vw, 27px); line-height: 1.28; color: var(--navy); letter-spacing: -0.015em; }
.rule span { display: block; margin-top: 12px; font-family: var(--sans); font-size: 14px; color: var(--muted); letter-spacing: 0; }

/* =========================================================
   PERGUNTAS
========================================================= */
.q { padding: 62px 0; border-top: 1px solid var(--line-soft); }
.q:first-of-type { border-top: 0; padding-top: 0; }
.q__head { display: grid; grid-template-columns: 68px 1fr; gap: 0 24px; align-items: start; margin-bottom: 30px; }
.q__n { font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--navy-soft); padding-top: 9px; }
.q__title { font-size: clamp(23px, 2.9vw, 31px); margin-bottom: 12px; }
.q__body { font-size: 16.5px; color: var(--ink-2); max-width: 64ch; }
.q__body + .q__body { margin-top: 12px; }
.q__shot { padding-left: 92px; }

/* =========================================================
   FAIXA NAVY
========================================================= */
.honest__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.honest__list { list-style: none; margin-top: 30px; display: flex; flex-direction: column; gap: 0; }
.honest__list li { padding: 16px 0; border-top: 1px solid var(--on-navy-line); font-size: 15.5px; color: var(--on-navy); }
.honest__list li:last-child { border-bottom: 1px solid var(--on-navy-line); }
.honest__list b { color: var(--paper); }
.honest .shot { border-color: var(--on-navy-line); background: var(--navy-deep); }
.honest .shot__bar { background: rgba(242, 245, 249, 0.07); border-bottom-color: var(--on-navy-line); }
.honest .shot__where { color: var(--paper); }
.honest .shot__flag { color: var(--on-navy-mute); }
.honest .shot__cap { color: var(--on-navy-mute); }

/* =========================================================
   ENTRADA / LIMITES
========================================================= */
.needs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
.needs > div { padding: 30px 30px 30px 0; border-right: 1px solid var(--line-soft); }
.needs > div:last-child { border-right: 0; }
.needs > div + div { padding-left: 30px; }
.needs h3 { font-size: 19px; margin-bottom: 10px; }
.needs p { font-size: 15px; color: var(--ink-2); }
.needs .tag { display: block; font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--navy-soft); margin-bottom: 14px; }

.vs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 46px; }
.vs h3 { font-size: 20px; margin-bottom: 20px; }
.vs ul { list-style: none; }
.vs li { padding: 14px 0 14px 26px; border-top: 1px solid var(--line-soft); font-size: 15.5px; color: var(--ink-2); position: relative; }
.vs li:last-child { border-bottom: 1px solid var(--line-soft); }
.vs li::before { position: absolute; left: 0; top: 14px; font-family: var(--mono); font-size: 13px; }
.vs--is li::before { content: '+'; color: var(--ok); }
.vs--not li::before { content: '×'; color: var(--muted); }

/* =========================================================
   PARA QUEM
========================================================= */
.who { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.who h3 { font-size: 18.5px; margin-bottom: 10px; }
.who p { font-size: 15px; color: var(--ink-2); }
.who__mark { font-family: var(--mono); font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--navy-soft); display: block; margin-bottom: 12px; }

/* =========================================================
   CTA FINAL / RODAPÉ
========================================================= */
.cta { text-align: center; }
.cta .sec-head { margin-left: auto; margin-right: auto; text-align: center; margin-bottom: 34px; }
.cta .btn-row { justify-content: center; }
.cta__note { margin-top: 24px; font-size: 13.5px; color: var(--muted); }

.footer { background: var(--navy-deep); color: var(--on-navy); padding: 46px 0 40px; }
.footer__row { display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap; margin-bottom: 26px; }
.footer__brand { display: flex; align-items: center; gap: 14px; }
.footer__brand img { height: 26px; }
.footer__brand span { font-size: 13px; color: var(--on-navy-mute); }
.footer__brand b { color: var(--paper); }
.footer__copy { font-size: 12px; color: rgba(169, 192, 220, 0.7); max-width: 62ch; }
.footer a { color: var(--on-navy-mute); }

/* =========================================================
   REVEAL
========================================================= */
.reveal, .reveal-stagger > * { opacity: 0; transform: translateY(14px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.reveal.visible, .reveal-stagger.visible > * { opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: .05s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: .1s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: .15s; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; }
}

/* =========================================================
   RESPONSIVO
========================================================= */
@media (max-width: 1080px) {
  .honest__grid { grid-template-columns: 1fr; gap: 40px; }
  .needs { grid-template-columns: 1fr; }
  .needs > div { border-right: 0; border-bottom: 1px solid var(--line-soft); padding: 26px 0; }
  .needs > div + div { padding-left: 0; }
  .needs > div:last-child { border-bottom: 0; }
}

@media (max-width: 900px) {
  .section-pad { padding: 68px 0; }
  .nav__links { display: none; }
  .nav__burger { display: block; }
  .nav.is-open .nav__links {
    display: flex; flex-direction: column; gap: 0;
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); padding: 4px 24px 16px;
    box-shadow: 0 14px 26px rgba(5, 31, 61, 0.10);
  }
  .nav.is-open .nav__links a { padding: 14px 0; font-size: 15px; border-bottom: 1px solid var(--line-soft); }
  .nav.is-open .nav__links a:hover { border-bottom-color: var(--line-soft); }
  .nav__wa {
    display: flex; align-items: center; justify-content: center; gap: 9px;
    margin-top: 14px; padding: 14px 18px !important;
    background: var(--navy); color: var(--paper) !important;
    border-radius: var(--r-sm); border-bottom: 0 !important;
    font-size: 14px !important; font-weight: 600;
  }
  .vs-grid { grid-template-columns: 1fr; gap: 30px; }
  .who { grid-template-columns: 1fr; gap: 26px; }
  .q__shot { padding-left: 0; }
  .q__head { grid-template-columns: 1fr; gap: 0; }
  .q__n { padding-top: 0; margin-bottom: 8px; }
  .floating-cta { display: block; }
  .fab { display: none; }
  body { padding-bottom: 72px; }
}

@media (max-width: 620px) {
  .container { padding: 0 18px; }
  .hero { padding: 56px 0 44px; }
  .showcase { padding-bottom: 68px; }
  .hero__headline { max-width: none; }
  .hero__ctas .btn { width: 100%; justify-content: center; }
  .nav { gap: 12px; padding: 12px 18px; }
  .nav__logo { gap: 10px; }
  .nav__logo img { height: 26px; }
  .nav__product, .nav__cta { display: none; }
  .nav.is-open .nav__links { padding-left: 18px; padding-right: 18px; }
  .shot__bar { flex-direction: column; gap: 4px; }
  .rule { padding-left: 18px; }
}