/* =========================================================
   FD AI — style.css
   Conceito: o hero é "noite" (22:47, a empresa fechada e a IA
   atendendo). O resto da página é "dia": claro e calmo.
   ========================================================= */

:root {
  --night: #0D2E29;
  --night-2: #144038;
  --night-line: #25564C;
  --ink: #17231F;
  --muted: #5A6A64;
  --paper: #FFFFFF;
  --mist: #EFF4F0;
  --line: #D8E2DB;
  --mint: #D4F2DC;
  --mint-strong: #8FE0AE;
  --amber: #FFB23F;
  --amber-dark: #E89A22;
  --whats: #1FA855;
  --text: #17231F;

  --display: "Bricolage Grotesque", "Arial Narrow", system-ui, sans-serif;
  --body: "Instrument Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --wrap: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 22px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3, p, ol, ul, dl, dd, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
button, input, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 4px; }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--amber); color: var(--ink); padding: 10px 14px; border-radius: var(--r-sm); z-index: 100; font-weight: 600; }
.skip:focus { top: 12px; }

/* ---------- Tipografia base ---------- */
.h2 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(30px, 3.6vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.025em;
  max-width: 20ch;
  text-wrap: balance;
}
.h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(22px, 2.2vw, 28px);
  line-height: 1.15;
  letter-spacing: -0.015em;
}
.muted { color: var(--muted); max-width: 52ch; }
.section { padding-block: clamp(72px, 10vw, 128px); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 12px 24px; text-align: center; line-height: 1.25;
  border: 0; border-radius: 999px;
  font-weight: 600; font-size: 16px; text-decoration: none; cursor: pointer;
  transition: background-color .15s, transform .15s;
  background: var(--amber); color: var(--ink);
}
.btn:hover { background: var(--amber-dark); }
.btn:active { transform: translateY(1px); }
.btn--sm { min-height: 42px; padding: 0 18px; font-size: 14px; }
.btn--primary { background: var(--amber); color: var(--ink); }
.btn--primary:hover { background: var(--amber-dark); }
.btn--dark { background: var(--night); color: #fff; }
.btn--dark:hover { background: var(--night-2); }
.btn--line { background: transparent; color: #fff; box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.35); }
.btn--line:hover { box-shadow: inset 0 0 0 1.5px #fff; }
.btn--whats { background: var(--whats); color: #fff; }
.btn--whats:hover { background: #178F47; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--night);
  color: #fff;
  transition: box-shadow .2s;
}
.site-header.is-scrolled { box-shadow: 0 1px 0 var(--night-line); }
.site-header__inner { display: flex; align-items: center; gap: 32px; height: 72px; }
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--display); font-weight: 800; font-size: 22px; letter-spacing: -0.03em;
  text-decoration: none;
}
.logo__mark {
  width: 26px; height: 22px; position: relative;
  background: var(--mint-strong); border-radius: 8px 8px 8px 2px;
}
.logo__mark::after {
  content: ""; position: absolute; left: 7px; top: 9px;
  width: 4px; height: 4px; border-radius: 50%; background: var(--night);
  box-shadow: 6px 0 0 var(--night);
}
.site-nav { display: flex; gap: 28px; margin-left: auto; }
.site-nav a { text-decoration: none; font-size: 15px; color: rgba(255,255,255,.75); }
.site-nav a:hover { color: #fff; }
.site-header .btn--dark { background: #fff; color: var(--night); }
.site-header .btn--dark:hover { background: var(--mint); }

/* ---------- Hero (noite) ---------- */
.hero {
  background: var(--night);
  color: #fff;
  padding-block: clamp(48px, 7vw, 96px) clamp(64px, 8vw, 112px);
  overflow: hidden;
}
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 6vw, 80px); align-items: center; }
.live {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 14px; color: rgba(255,255,255,.72);
  margin-bottom: 28px;
}
.live__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 0 0 rgba(255,178,63,.6); animation: pulse 2s infinite; flex: none; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(255,178,63,0); } 100% { box-shadow: 0 0 0 0 rgba(255,178,63,0); } }

.hero__title {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(40px, 5.2vw, 72px);
  line-height: .98;
  letter-spacing: -0.035em;
}
.hero__title span { display: block; }
.hero__title span:nth-child(1) { color: rgba(255,255,255,.45); }
.hero__title span:nth-child(2) { color: var(--mint-strong); }
.hero__lead { margin-top: 28px; font-size: clamp(17px, 1.4vw, 19px); color: rgba(255,255,255,.78); max-width: 46ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 32px; font-size: 14px; color: rgba(255,255,255,.6); }
.hero__facts li { position: relative; padding-left: 20px; }
.hero__facts li::before { content: "✓"; position: absolute; left: 0; color: var(--mint-strong); }

.hero__stage { position: relative; display: grid; place-items: center; min-height: 560px; }
.clock {
  position: absolute; inset: 50% auto auto 50%; transform: translate(-50%, -54%);
  font-family: var(--display); font-weight: 800;
  font-size: clamp(120px, 17vw, 240px); letter-spacing: -0.05em; line-height: 1;
  color: transparent; -webkit-text-stroke: 2px #2E6358;
  user-select: none; pointer-events: none; white-space: nowrap;
}
.phone {
  position: relative; width: min(100%, 360px);
  background: #E6ECE7;
  border-radius: 34px; padding: 10px;
  box-shadow: 0 0 0 1px rgba(255,255,255,.08), 0 40px 80px rgba(0,0,0,.35);
}
.phone__top {
  display: flex; align-items: center; gap: 10px;
  background: #fff; color: var(--ink);
  padding: 14px 14px; border-radius: 26px 26px 10px 10px;
}
.phone__top strong { display: block; font-size: 15px; line-height: 1.2; }
.phone__top small { display: block; font-size: 12px; color: var(--muted); }
.avatar {
  width: 38px; height: 38px; flex: none; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--mint); color: var(--night); font-weight: 600; font-size: 13px;
}
.tag { margin-left: auto; font-size: 11px; font-weight: 600; padding: 4px 9px; border-radius: 999px; white-space: nowrap; }
.tag--on { background: var(--mint); color: #155C3A; }

.chat { display: flex; flex-direction: column; gap: 8px; padding: 16px 8px 12px; min-height: 380px; }
.bubble {
  position: relative; max-width: 82%;
  padding: 9px 12px 20px; border-radius: 14px;
  font-size: 14px; line-height: 1.4; color: var(--ink);
  background: #fff;
  min-width: 92px;
}
.bubble time { position: absolute; right: 10px; bottom: 4px; font-size: 10.5px; color: #7B8A84; }
.bubble--in { align-self: flex-start; border-top-left-radius: 4px; }
.bubble--out { align-self: flex-end; background: var(--mint); border-top-right-radius: 4px; }
.chat .bubble { opacity: 0; transform: translateY(6px); transition: opacity .35s, transform .35s; }
.chat .bubble.is-in { opacity: 1; transform: none; }
.phone__compose {
  margin: 0 4px 4px; padding: 12px 16px; border-radius: 999px;
  background: #fff; color: #9AA59F; font-size: 14px;
}
.handoff {
  position: absolute; left: -24px; bottom: -18px;
  display: flex; align-items: center; gap: 12px;
  background: #fff; color: var(--ink);
  padding: 14px 18px 14px 14px; border-radius: var(--r-md);
  box-shadow: 0 20px 40px rgba(0,0,0,.3);
  opacity: 0; transform: translateY(10px) scale(.97);
  transition: opacity .4s, transform .4s;
}
.handoff.is-in { opacity: 1; transform: none; }
.handoff strong { display: block; font-size: 15px; line-height: 1.2; }
.handoff small { font-size: 13px; color: var(--muted); }
.handoff__check {
  width: 34px; height: 34px; border-radius: 50%; flex: none;
  display: grid; place-items: center;
  background: var(--amber); font-weight: 700;
}

/* ---------- Faixa ---------- */
.band { background: var(--mist); border-bottom: 1px solid var(--line); }
.band__list { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px 32px; padding-block: 22px; font-weight: 600; font-size: 15px; }
.band__list li { display: flex; align-items: center; gap: 10px; }
.band__list li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--whats); }

/* ---------- Problema ---------- */
.problem__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.problem__head { position: sticky; top: 120px; }
.problem__head .muted { margin-top: 20px; }
.timeline { border-left: 2px solid var(--line); }
.timeline li { position: relative; display: grid; grid-template-columns: 128px 1fr; gap: 20px; padding: 0 0 40px 28px; }
.timeline li:last-child { padding-bottom: 0; }
.timeline li::before {
  content: ""; position: absolute; left: -7px; top: 6px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--paper); border: 2px solid var(--ink);
}
.timeline time { font-family: var(--display); font-weight: 700; font-size: 18px; color: var(--muted); line-height: 1.5; }
.timeline h3 { font-size: 19px; line-height: 1.3; margin-bottom: 6px; }
.timeline p { color: var(--muted); font-size: 16px; }
.problem__close {
  margin-top: clamp(56px, 7vw, 88px);
  font-family: var(--display); font-weight: 700;
  font-size: clamp(22px, 2.4vw, 30px); line-height: 1.25; letter-spacing: -0.015em;
}
.problem__close.wrap { max-width: var(--wrap); }

/* ---------- Como funciona ---------- */
.how { background: var(--mist); }
.how__head { margin-bottom: clamp(48px, 6vw, 80px); }
.feature {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 88px); align-items: center;
  padding-block: clamp(40px, 5vw, 64px);
  border-top: 1px solid var(--line);
}
.feature:nth-of-type(even) .feature__text { order: 2; }
.feature__text p { margin-top: 14px; color: var(--muted); max-width: 46ch; }
.ticks { margin-top: 22px; display: grid; gap: 10px; font-size: 16px; }
.ticks li { position: relative; padding-left: 28px; }
.ticks li::before {
  content: ""; position: absolute; left: 0; top: .5em;
  width: 14px; height: 8px; border-left: 2px solid var(--whats); border-bottom: 2px solid var(--whats);
  transform: rotate(-45deg) translateY(-3px);
}

.card {
  background: var(--paper); border-radius: var(--r-lg);
  padding: 24px; display: grid; gap: 14px;
  box-shadow: 0 1px 0 var(--line), 0 24px 48px -24px rgba(13,46,41,.25);
}
.card__title { display: flex; justify-content: space-between; gap: 12px; font-weight: 600; font-size: 15px; }
.card__title span { color: var(--muted); font-weight: 500; }
.card__foot { font-size: 13px; color: var(--muted); }
.bubble--static { font-size: 14px; }

.notif { display: flex; align-items: center; gap: 12px; padding: 12px 14px; background: var(--mist); border-radius: var(--r-md); }
.notif strong { display: block; font-size: 15px; line-height: 1.2; }
.notif small { font-size: 13px; color: var(--muted); }
.notif time { margin-left: auto; font-size: 13px; color: var(--muted); }
.notif__dot { width: 10px; height: 10px; border-radius: 50%; background: var(--amber); flex: none; }

.qual { display: grid; }
.qual__row { display: grid; grid-template-columns: 24px 1fr; column-gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); }
.qual__row::before {
  grid-row: span 2; content: ""; width: 20px; height: 20px; border-radius: 50%; margin-top: 2px;
  border: 2px solid var(--line);
}
.qual__row.is-done::before { background: var(--whats) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-6.5' fill='none' stroke='white' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/100% no-repeat; border-color: var(--whats); }
.qual__row.is-next::before { border-color: var(--amber); border-style: dashed; }
.qual dt { font-size: 13px; color: var(--muted); }
.qual dd { font-weight: 600; font-size: 15px; }
.meter { height: 6px; border-radius: 99px; background: var(--mist); overflow: hidden; }
.meter span { display: block; height: 100%; background: var(--whats); border-radius: inherit; }

.cadence { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.cadence li { font-size: 12.5px; color: var(--muted); padding-top: 12px; border-top: 3px solid var(--line); }
.cadence b { display: block; font-size: 14px; color: var(--ink); }
.cadence .is-done { border-top-color: var(--mint-strong); }
.cadence .is-win { border-top-color: var(--whats); color: #155C3A; font-weight: 600; }

.card--ticket { border-left: 6px solid var(--amber); }
.ticket { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 20px; }
.ticket dt { font-size: 13px; color: var(--muted); }
.ticket dd { font-weight: 600; font-size: 15px; }
.ticket__to {
  justify-self: start; font-size: 14px; font-weight: 600;
  background: var(--night); color: #fff; padding: 8px 14px; border-radius: 999px;
}

/* ---------- Personalização ---------- */
.custom__grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: clamp(40px, 6vw, 96px); }
.custom__grid .muted { margin-top: 20px; }
.custom__list { display: grid; grid-template-columns: 1fr 1fr; gap: 36px 32px; }
.custom__list div { padding-top: 18px; border-top: 2px solid var(--ink); }
.custom__list dt { font-family: var(--display); font-weight: 700; font-size: 20px; line-height: 1.25; margin-bottom: 8px; }
.custom__list dd { color: var(--muted); font-size: 16px; }

/* ---------- Comparativo ---------- */
.compare { background: var(--mist); }
.compare__title { margin-bottom: 48px; }
.compare__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.lane { border-radius: var(--r-lg); padding: clamp(24px, 3vw, 36px); }
.lane h3 { font-size: 15px; font-weight: 600; margin-bottom: 20px; }
.lane ol { display: grid; gap: 14px; }
.lane li { display: grid; grid-template-columns: 64px 1fr; gap: 12px; font-size: 17px; }
.lane time { font-family: var(--display); font-weight: 700; }
.lane__end { margin-top: 24px; padding-top: 18px; font-family: var(--display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; }
.lane--manual { background: var(--paper); color: var(--muted); }
.lane--manual h3 { color: var(--muted); }
.lane--manual .lane__end { border-top: 1px dashed var(--line); color: #A2463A; text-decoration: line-through; text-decoration-thickness: 2px; }
.lane--ai { background: var(--night); color: #fff; }
.lane--ai h3 { color: var(--mint-strong); }
.lane--ai time { color: var(--mint-strong); }
.lane--ai .lane__end { border-top: 1px solid var(--night-line); color: var(--amber); }

/* ---------- Implantação ---------- */
.implant__head { display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap; margin-bottom: 56px; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.steps li { counter-increment: step; padding-top: 20px; border-top: 1px solid var(--line); }
.steps li::before {
  content: counter(step);
  display: grid; place-items: center; width: 40px; height: 40px; margin-bottom: 20px;
  border-radius: 50%; background: var(--mint); color: var(--night);
  font-family: var(--display); font-weight: 800; font-size: 18px;
}
.steps h3 { font-family: var(--display); font-size: 20px; line-height: 1.25; margin-bottom: 8px; }
.steps p { color: var(--muted); font-size: 16px; }
.implant__time { margin-top: 48px; font-size: 17px; color: var(--muted); }
.implant__time strong { color: var(--ink); font-family: var(--display); font-size: 22px; margin-right: 6px; }

/* ---------- CTA ---------- */
.cta { background: var(--night); color: #fff; padding-block: clamp(72px, 9vw, 120px); }
.cta__inner { display: grid; justify-items: start; gap: 22px; }
.cta__title {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(34px, 5vw, 64px); line-height: 1.02; letter-spacing: -0.035em;
  max-width: 17ch; text-wrap: balance;
}
.cta p { color: rgba(255,255,255,.75); max-width: 48ch; }
.cta .btn { margin-top: 8px; }

/* ---------- Diagnóstico ---------- */
.diag__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(40px, 6vw, 96px); align-items: start; }
.diag__side .muted { margin-top: 20px; }
.quiz {
  background: var(--mist); border-radius: var(--r-lg);
  padding: clamp(24px, 4vw, 44px); min-height: 420px;
}
.quiz__progress { display: flex; align-items: center; gap: 14px; font-size: 14px; color: var(--muted); margin-bottom: 32px; white-space: nowrap; }
.quiz__progress #stepNum { font-weight: 600; color: var(--ink); margin-right: -10px; }
.quiz__bar { flex: 1; height: 4px; background: var(--line); border-radius: 99px; overflow: hidden; }
.quiz__bar span { display: block; height: 100%; width: 12.5%; background: var(--night); transition: width .3s; }
.step { display: none; border: 0; padding: 0; margin: 0; min-width: 0; }
.step.is-active { display: block; }
.step legend {
  padding: 0; margin-bottom: 20px;
  font-family: var(--display); font-weight: 700; font-size: clamp(22px, 2.4vw, 28px); line-height: 1.2; letter-spacing: -0.015em;
}
.step__hint { margin: -8px 0 18px; font-size: 15px; color: var(--muted); }
.quiz input, .quiz textarea {
  width: 100%; padding: 16px 18px;
  border: 1.5px solid var(--line); border-radius: var(--r-md); background: var(--paper);
  font-size: 17px; resize: vertical;
}
.quiz input:focus, .quiz textarea:focus { outline: none; border-color: var(--night); }
.quiz .is-error { border-color: #C24B3A; }
.options { display: flex; flex-wrap: wrap; gap: 10px; }
.options button {
  padding: 12px 16px; border-radius: 999px; cursor: pointer;
  border: 1.5px solid var(--line); background: var(--paper);
  font-size: 15px; font-weight: 500; text-align: left;
}
.options button:hover { border-color: var(--night); }
.options button.is-selected, .options button[aria-pressed="true"] { background: var(--night); border-color: var(--night); color: #fff; }
.step__nav { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-top: 28px; }
.step__nav .next { margin-left: auto; }
.back { background: none; border: 0; padding: 8px 0; cursor: pointer; color: var(--muted); font-size: 15px; text-decoration: underline; text-underline-offset: 3px; }
.back:hover { color: var(--ink); }
.step--done p { color: var(--muted); margin-bottom: 28px; }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--line); }
.faq__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(40px, 6vw, 96px); }
.faq__list details { border-bottom: 1px solid var(--line); }
.faq__list details:first-child { border-top: 1px solid var(--line); }
.faq__list summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 22px 0; font-weight: 600; font-size: 18px;
}
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after {
  content: ""; width: 12px; height: 12px; flex: none;
  border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink);
  transform: rotate(45deg) translate(-3px, -3px); transition: transform .2s;
}
.faq__list details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.faq__list details p { padding: 0 40px 24px 0; color: var(--muted); max-width: 60ch; }

/* ---------- Footer ---------- */
.site-footer { background: var(--night); color: rgba(255,255,255,.7); padding-block: 56px; font-size: 15px; }
.site-footer__inner { display: grid; grid-template-columns: 1fr auto; gap: 32px 48px; }
.logo--light { color: #fff; margin-bottom: 10px; }
.site-footer__links { display: grid; grid-template-columns: repeat(3, auto); gap: 8px 28px; }
.site-footer__links a { text-decoration: none; }
.site-footer__links a:hover { color: #fff; text-decoration: underline; }
.site-footer__copy { grid-column: 1 / -1; padding-top: 24px; border-top: 1px solid var(--night-line); font-size: 14px; }

/* ---------- Popup de saída ---------- */
.exit { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 20px; background: rgba(8,24,21,.6); }
.exit[hidden] { display: none; }
.exit__box { position: relative; width: min(100%, 520px); background: var(--paper); border-radius: var(--r-lg); padding: clamp(28px, 4vw, 40px); }
.exit__box h2 { font-family: var(--display); font-weight: 700; font-size: 26px; line-height: 1.15; letter-spacing: -0.02em; padding-right: 32px; }
.exit__box p { margin: 12px 0 20px; color: var(--muted); }
.exit__box input { width: 100%; padding: 15px 18px; border: 1.5px solid var(--line); border-radius: var(--r-md); font-size: 16px; }
.exit__box input:focus { outline: none; border-color: var(--night); }
.exit__actions { display: flex; align-items: center; gap: 20px; margin-top: 18px; flex-wrap: wrap; }
.exit__close { position: absolute; top: 14px; right: 14px; width: 36px; height: 36px; border: 0; border-radius: 50%; background: var(--mist); font-size: 22px; line-height: 1; cursor: pointer; }

/* =========================================================
   PÁGINAS DE SEO (artigos): nav, breadcrumb, hero + hero-card,
   article, notice, faq com details, footer, 404
   ========================================================= */
.nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 76px; border-bottom: 1px solid var(--line); }
.brand {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  font-family: var(--display); font-weight: 800; font-size: 22px; letter-spacing: -0.03em; color: var(--ink);
}
.brand::before { content: ""; width: 26px; height: 22px; border-radius: 8px 8px 8px 2px; background: var(--night); }
.navlinks { display: flex; align-items: center; gap: 26px; }
.navlinks a:not(.btn) { text-decoration: none; font-size: 15px; color: var(--muted); }
.navlinks a:not(.btn):hover { color: var(--ink); }
.navlinks .btn { min-height: 42px; padding: 8px 18px; font-size: 14px; }

.breadcrumb { padding-top: 28px; font-size: 14px; color: var(--muted); }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--ink); }

.breadcrumb + .hero {
  display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(32px, 5vw, 72px); align-items: center;
  margin-top: 24px; padding: clamp(36px, 5vw, 64px);
  border-radius: var(--r-lg);
}
.breadcrumb + .hero h1 {
  font-family: var(--display); font-weight: 800;
  font-size: clamp(36px, 4.6vw, 60px); line-height: 1.02; letter-spacing: -0.035em;
  text-wrap: balance; margin-bottom: 18px;
}
.breadcrumb + .hero > div > p { color: rgba(255,255,255,.78); font-size: 18px; max-width: 44ch; margin-bottom: 28px; }
.eyebrow { font-size: 14px; color: var(--muted); margin-bottom: 14px; }
.breadcrumb + .hero .eyebrow { color: var(--mint-strong); }
.hero-card { background: var(--night-2); border-radius: var(--r-md); padding: 26px; box-shadow: inset 0 0 0 1px var(--night-line); }
.hero-card h3 { font-family: var(--display); font-size: 20px; line-height: 1.25; margin-bottom: 10px; color: #fff; }
.hero-card p { color: rgba(255,255,255,.75); font-size: 15px; }
.hero-card .small { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--night-line); font-size: 13px; color: var(--mint-strong); }

.section.tight { padding-block: clamp(48px, 6vw, 80px); }
.article { max-width: 720px; }
.article h2 {
  font-family: var(--display); font-weight: 700;
  font-size: clamp(26px, 2.8vw, 34px); line-height: 1.15; letter-spacing: -0.02em;
  margin: 48px 0 14px;
}
.article > h2:first-child, .article .eyebrow + h2 { margin-top: 0; }
.article p { color: #3E4D48; font-size: 18px; line-height: 1.7; margin-bottom: 16px; }
.article ul { margin: 0 0 16px; display: grid; gap: 10px; }
.article li { position: relative; padding-left: 28px; font-size: 18px; color: #3E4D48; }
.article li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 14px; height: 8px; border-left: 2px solid var(--whats); border-bottom: 2px solid var(--whats);
  transform: rotate(-45deg) translateY(-3px);
}
.article > .btn { margin-top: 24px; }
.notice { margin: 32px 0; padding: 22px 24px; background: var(--mint); border-radius: var(--r-md); border-left: 5px solid var(--whats); }
.notice p { margin: 0; color: var(--ink); }

.section.faq .article details { border-bottom: 1px solid var(--line); }
.section.faq .article details:first-of-type { border-top: 1px solid var(--line); margin-top: 24px; }
.article summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  padding: 20px 0; font-weight: 600; font-size: 18px;
}
.article summary::-webkit-details-marker { display: none; }
.article summary::after {
  content: ""; width: 12px; height: 12px; flex: none;
  border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink);
  transform: rotate(45deg) translate(-3px, -3px); transition: transform .2s;
}
.article details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.article details p { font-size: 17px; padding-right: 40px; }

.footer { background: var(--night); color: rgba(255,255,255,.7); padding-block: 40px; font-size: 15px; }
.footergrid { display: flex; justify-content: space-between; gap: 16px 32px; flex-wrap: wrap; }
.footer a { color: #fff; }

.cta h1 { font-family: var(--display); font-weight: 800; font-size: clamp(36px, 5vw, 60px); line-height: 1.05; letter-spacing: -0.03em; margin-bottom: 14px; }
.cta > .wrap > p { margin-bottom: 28px; }

.related { margin: 32px 0; padding: 20px 24px; background: var(--mist); border-radius: var(--r-md); }
.related p { margin-bottom: 10px; font-size: 15px; }
.related a { display: inline-block; margin: 4px 8px 4px 0; padding: 6px 14px; border-radius: 999px; font-size: 14px; font-weight: 500; text-decoration: none; border: 1px solid var(--line); background: var(--paper); }
.related a:hover { border-color: var(--night); background: var(--mint); }

/* ---------- Responsivo ---------- */
@media (max-width: 980px) {
  .site-nav { display: none; }
  .navlinks a:not(.btn) { display: none; }
  .breadcrumb + .hero { grid-template-columns: 1fr; }
  .site-header__inner { justify-content: space-between; }
  .hero__grid, .problem__grid, .feature, .custom__grid, .diag__grid, .faq__grid { grid-template-columns: 1fr; }
  .feature:nth-of-type(even) .feature__text { order: 0; }
  .problem__head { position: static; }
  .hero__stage { min-height: 0; padding-top: 24px; }
  .clock { font-size: clamp(110px, 30vw, 200px); }
  .steps { grid-template-columns: 1fr 1fr; gap: 36px 24px; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .site-header .btn--sm { padding: 0 14px; font-size: 13px; }
  .hero__actions .btn { width: 100%; }
  .handoff { left: 0; bottom: -18px; }
  .band__list { justify-content: flex-start; }
  .timeline li { grid-template-columns: 1fr; gap: 4px; }
  .compare__grid, .custom__list, .steps { grid-template-columns: 1fr; }
  .ticket { grid-template-columns: 1fr; }
  .cadence { grid-template-columns: 1fr 1fr; row-gap: 14px; }
  .site-footer__inner, .site-footer__links { grid-template-columns: 1fr; }
}

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