/* NK Câmbio — identidade: azul #14355F, verde #01989C, cinza #E7EBEA, branco. Fonte da marca: Gotham (usando Montserrat, a mais próxima livre). */
:root {
  --navy: #14355F;
  --navy-2: #0e2748;
  --teal: #01989C;
  --teal-2: #017f83;
  --gray: #E7EBEA;
  --white: #FFFFFF;
  --ink: #14355F;
  --text: #2b3f5c;
  --muted: #5d7089;
  --wa: #1faa59;
  --wa-2: #178a47;
  --r: 16px;
  --shadow: 0 18px 40px -18px rgba(20, 53, 95, .35);
  --font: "Montserrat", "Gotham", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { color: var(--ink); line-height: 1.15; margin: 0 0 .5em; font-weight: 800; letter-spacing: -.02em; }
h1 { font-size: clamp(2.1rem, 5.4vw, 3.6rem); font-weight: 900; }
h2 { font-size: clamp(1.7rem, 3.8vw, 2.6rem); }
h3 { font-size: 1.15rem; letter-spacing: -.01em; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 820px; }
.center { text-align: center; }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .6em;
  font: 700 1rem/1.2 var(--font); text-decoration: none; text-align: center;
  padding: 15px 26px; border-radius: 999px; border: 0; cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn .ico { width: 22px; height: 22px; fill: currentColor; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, .opt:focus-visible, summary:focus-visible, .nav a:focus-visible { outline: 3px solid var(--teal); outline-offset: 3px; }
.btn-wa { background: var(--wa); color: #fff; box-shadow: 0 12px 26px -10px rgba(31, 170, 89, .7); }
.btn-wa:hover { background: var(--wa-2); }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { background: var(--gray); }
.btn-sm { padding: 11px 18px; font-size: .9rem; }
.btn-lg { padding: 18px 30px; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--navy); border-bottom: 1px solid rgba(255,255,255,.08); }
.header-in { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 76px; }
.brand img { height: 54px; width: auto; }
.nav { display: none; gap: 28px; }
.nav a { color: rgba(255,255,255,.85); text-decoration: none; font-weight: 600; font-size: .92rem; }
.nav a:hover { color: #fff; }
@media (min-width: 900px) { .nav { display: flex; } }
@media (max-width: 520px) { .header-in .btn-sm span { display: none; } .header-in .btn-sm { padding: 12px 14px; } .brand img { height: 46px; } }

/* ---------- Hero ---------- */
.hero { background: var(--navy); color: #fff; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 500px at 85% 20%, rgba(1,152,156,.35), transparent 60%),
    radial-gradient(700px 400px at 0% 100%, rgba(1,152,156,.18), transparent 60%);
  pointer-events: none;
}
.hero-in { position: relative; display: grid; gap: 48px; padding-top: 56px; padding-bottom: 64px; align-items: center; }
@media (min-width: 960px) { .hero-in { grid-template-columns: 1.15fr .85fr; padding-top: 84px; padding-bottom: 92px; } }
.tag {
  display: inline-block; margin-bottom: 22px; padding: 8px 14px; border-radius: 999px;
  background: rgba(1,152,156,.18); border: 1px solid rgba(1,152,156,.55); color: #9be8ea;
  font-weight: 700; font-size: .8rem; letter-spacing: .04em; text-transform: uppercase;
}
.hero h1 { color: #fff; }
.hl { color: #4fe0e4; }
.lead { font-size: 1.12rem; color: rgba(255,255,255,.86); max-width: 56ch; margin-bottom: 30px; }
.micro { margin: 16px 0 0; font-size: .88rem; color: rgba(255,255,255,.7); }

.hero-visual { position: relative; display: grid; place-items: center; min-height: 380px; }
.ring { position: absolute; border-radius: 50%; border: 2px dashed rgba(79, 224, 228, .55); animation: spin 60s linear infinite; }
.ring-a { width: 360px; height: 360px; }
.ring-b { width: 470px; height: 470px; border-color: rgba(255,255,255,.18); animation-direction: reverse; animation-duration: 90s; }
@keyframes spin { to { transform: rotate(360deg); } }
.spread-card {
  position: relative; z-index: 1; width: min(330px, 100%); background: #fff; color: var(--text);
  border-radius: 22px; padding: 26px 26px 24px; box-shadow: 0 30px 60px -20px rgba(0,0,0,.5);
  animation: float 6s ease-in-out infinite;
}
@keyframes float { 50% { transform: translateY(-10px); } }
.sc-kicker { font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); margin-bottom: 8px; }
.sc-title { font-weight: 800; color: var(--ink); font-size: 1.12rem; line-height: 1.25; margin-bottom: 6px; }
.sc-sub { font-size: .86rem; color: var(--muted); margin-bottom: 14px; }
.sc-num { font-size: 3rem; font-weight: 900; color: var(--navy); line-height: 1; margin: 0; letter-spacing: -.03em; }
.sc-num .cur { font-size: 1.3rem; color: var(--teal); letter-spacing: 0; }
.sc-unit { font-size: .85rem; font-weight: 700; color: var(--muted); margin: 4px 0 14px; }
.sc-bar { height: 8px; border-radius: 99px; background: var(--gray); overflow: hidden; margin-bottom: 10px; }
.sc-bar span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--teal), #4fe0e4); border-radius: 99px; transition: width 1.6s cubic-bezier(.2,.7,.2,1) .3s; }
.in-view .sc-bar span, .no-js .sc-bar span { width: 100%; }
.sc-year { font-size: .9rem; font-weight: 800; color: var(--ink); margin: 0; }

.strip { position: relative; border-top: 1px solid rgba(255,255,255,.1); background: rgba(0,0,0,.18); overflow: hidden; }
.strip-track { display: flex; gap: 48px; width: max-content; padding: 16px 0; animation: marquee 38s linear infinite; }
.strip-track span { color: rgba(255,255,255,.7); font-weight: 700; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; display: inline-flex; align-items: center; gap: 48px; }
.strip-track span::after { content: "•"; color: var(--teal); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- Seções ---------- */
.sec { padding: 80px 0; }
.sec-light { background: var(--gray); }
.sec-navy { background: var(--navy); color: #fff; }
.sec-navy h2 { color: #fff; }
.sec-head { max-width: 760px; margin-bottom: 44px; }
.sec-head.center, .center .sec-head { margin-left: auto; margin-right: auto; }
.eyebrow { font-size: .8rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--teal); margin-bottom: 12px; }
.eyebrow-on-dark { color: #7fe3e6; }
.muted { color: var(--muted); font-size: 1.05rem; }
.fine { font-size: .82rem; color: var(--muted); }
.sec-navy .fine { color: rgba(255,255,255,.65); }

.split { display: grid; gap: 40px; align-items: start; }
@media (min-width: 900px) { .split { grid-template-columns: 1fr 1.1fr; gap: 64px; } }

/* Dor */
.pain-list { display: grid; gap: 14px; }
.pain-list li { display: flex; gap: 16px; align-items: flex-start; background: #fff; padding: 18px 20px; border-radius: var(--r); box-shadow: 0 8px 22px -16px rgba(20,53,95,.5); font-weight: 600; color: var(--ink); }
.x { flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: #fde8e8; color: #c43b3b; font-size: .8rem; font-weight: 900; margin-top: 2px; }

/* Bancos */
.why { display: grid; gap: 40px; }
@media (min-width: 900px) { .why { grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; } }
.why-text p { font-size: 1.05rem; }
.compare { display: grid; gap: 16px; }
.cmp { border-radius: var(--r); padding: 24px 26px; }
.cmp h3 { margin-bottom: 12px; }
.cmp li { position: relative; padding-left: 28px; margin: 8px 0; font-weight: 600; font-size: .98rem; }
.cmp li::before { position: absolute; left: 0; top: 0; font-weight: 900; }
.cmp-bad { background: #f3f5f6; border: 1px solid #dde3e6; }
.cmp-bad li::before { content: "✕"; color: #c43b3b; }
.cmp-good { background: var(--navy); color: #fff; box-shadow: var(--shadow); }
.cmp-good h3 { color: #fff; }
.cmp-good li::before { content: "✓"; color: #4fe0e4; }

/* Centavos */
.numbers { display: grid; gap: 20px; margin-bottom: 20px; }
@media (min-width: 800px) { .numbers { grid-template-columns: 1fr 1fr; } }
.num-card { border: 1px solid rgba(255,255,255,.18); border-radius: 20px; padding: 32px; background: rgba(255,255,255,.04); }
.num-card-hl { background: linear-gradient(160deg, rgba(1,152,156,.35), rgba(1,152,156,.1)); border-color: rgba(79,224,228,.5); }
.num-label { font-weight: 700; color: rgba(255,255,255,.8); margin-bottom: 8px; }
.num-big { font-size: clamp(2.6rem, 7vw, 4.2rem); font-weight: 900; line-height: 1; margin: 0 0 8px; color: #fff; letter-spacing: -.03em; }
.num-big small { font-size: 1.1rem; font-weight: 700; color: #7fe3e6; letter-spacing: 0; margin-left: 6px; }
.num-desc { margin: 0; color: rgba(255,255,255,.85); }
.num-desc strong { color: #7fe3e6; }
.sec-navy .center { margin-top: 36px; }

/* Passos */
.steps { display: grid; gap: 20px; counter-reset: s; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .steps { grid-template-columns: repeat(4, 1fr); } }
.step { background: #fff; border: 1px solid var(--gray); border-radius: 20px; padding: 28px 24px; box-shadow: 0 12px 30px -22px rgba(20,53,95,.55); }
.step-n { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--teal); color: #fff; font-weight: 900; font-size: 1.2rem; margin-bottom: 16px; }
.step p { margin: 0; color: var(--muted); font-size: .97rem; }

/* Cards */
.cards { display: grid; gap: 20px; }
@media (min-width: 700px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1040px) { .cards { grid-template-columns: repeat(3, 1fr); } }
.card { background: #fff; border-radius: 20px; padding: 30px 26px; box-shadow: 0 14px 30px -22px rgba(20,53,95,.6); transition: transform .2s, box-shadow .2s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 22px 36px -22px rgba(20,53,95,.7); }
.card-ico { width: 44px; height: 44px; fill: none; stroke: var(--teal); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 16px; }
.card p { margin: 0; color: var(--muted); font-size: .98rem; }

/* Blockchain */
.chain { display: grid; gap: 40px; background: linear-gradient(135deg, var(--navy), #0f4a73 60%, var(--teal-2)); color: #fff; border-radius: 28px; padding: 48px 32px; overflow: hidden; position: relative; }
@media (min-width: 900px) { .chain { grid-template-columns: 1.3fr .7fr; padding: 64px 56px; align-items: center; } }
.chain h2 { color: #fff; }
.chain p { color: rgba(255,255,255,.88); }
.chain .chain-close { font-weight: 800; color: #fff; font-size: 1.1rem; margin: 22px 0 26px; }
.chain-art { position: relative; min-height: 220px; }
.chain-art svg { position: absolute; inset: 0; width: 100%; height: 100%; fill: none; stroke: rgba(127,227,230,.55); stroke-width: 1.2; stroke-dasharray: 4 5; animation: dash 20s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -200; } }
.node { position: absolute; width: 18px; height: 18px; border-radius: 50%; background: #7fe3e6; box-shadow: 0 0 0 8px rgba(127,227,230,.2); animation: pulse 3s ease-in-out infinite; }
.n1 { left: 18%; top: 28%; } .n2 { left: 58%; top: 18%; animation-delay: .5s; } .n3 { left: 78%; top: 52%; animation-delay: 1s; } .n4 { left: 44%; top: 78%; animation-delay: 1.5s; } .n5 { left: 18%; top: 74%; animation-delay: 2s; }
@keyframes pulse { 50% { transform: scale(1.35); box-shadow: 0 0 0 14px rgba(127,227,230,.1); } }

/* Naila */
.about p { font-size: 1.05rem; }
.badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.badges li { background: #fff; color: var(--navy); font-weight: 700; font-size: .85rem; padding: 10px 16px; border-radius: 999px; border: 1px solid #d3dbdb; }

/* Para quem */
.fit { display: grid; gap: 20px; }
@media (min-width: 900px) { .fit { grid-template-columns: 1fr 1fr 1fr; } }
.fit > div { border-radius: 20px; padding: 30px 28px; }
.fit li { position: relative; padding-left: 30px; margin: 12px 0; font-weight: 600; }
.fit li::before { position: absolute; left: 0; top: 0; font-weight: 900; }
.fit-yes { background: #e6f5f5; border: 1px solid #b6e1e2; }
.fit-yes li::before { content: "✓"; color: var(--teal); }
.fit-no { background: #f3f5f6; border: 1px solid #dde3e6; }
.fit-no li::before { content: "✕"; color: #c43b3b; }
.fit-know { background: var(--navy); color: #fff; }
.fit-know h3 { color: #fff; }
.fit-know strong { color: #7fe3e6; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details { background: #fff; border-radius: 14px; border: 1px solid #d9e0e0; overflow: hidden; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; font-weight: 700; color: var(--ink); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.6rem; font-weight: 500; color: var(--teal); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { margin: 0; padding: 0 22px 22px; color: var(--muted); }

/* CTA final */
.cta-final { background: radial-gradient(800px 400px at 50% 0%, rgba(1,152,156,.35), transparent 70%), var(--navy); }
.lead-on-dark { color: rgba(255,255,255,.85); font-size: 1.08rem; max-width: 60ch; margin: 0 auto 30px; }
.q { font-weight: 800; font-size: 1.1rem; margin-bottom: 16px; color: #fff; }
.opts { display: grid; gap: 12px; grid-template-columns: 1fr; margin: 0 auto 18px; max-width: 640px; }
@media (min-width: 640px) { .opts { grid-template-columns: 1fr 1fr; } }
.opt { font: 700 1.02rem/1.2 var(--font); padding: 20px 18px; border-radius: 14px; border: 2px solid rgba(255,255,255,.3); background: rgba(255,255,255,.06); color: #fff; cursor: pointer; transition: background .18s, border-color .18s, transform .18s; }
.opt:hover { background: var(--wa); border-color: var(--wa); transform: translateY(-2px); }

/* Footer */
.site-footer { background: var(--navy-2); color: rgba(255,255,255,.75); padding: 56px 0 90px; font-size: .9rem; }
.foot-in { display: grid; gap: 28px; }
@media (min-width: 900px) { .foot-in { grid-template-columns: 1fr 1.4fr auto; gap: 56px; align-items: start; } }
.foot-brand img { height: 56px; width: auto; margin-bottom: 14px; }
.foot-brand p, .foot-legal p { margin: 0 0 10px; }
.foot-links { display: grid; gap: 10px; }
.foot-links a { color: #fff; font-weight: 700; text-decoration: none; }
.foot-links a:hover { color: #7fe3e6; }

/* WhatsApp flutuante */
.wa-float { position: fixed; right: 18px; bottom: 18px; z-index: 60; width: 60px; height: 60px; border-radius: 50%; background: var(--wa); display: grid; place-items: center; box-shadow: 0 14px 28px -8px rgba(0,0,0,.45); transition: transform .18s; }
.wa-float:hover { transform: scale(1.07); }
.wa-float svg { width: 32px; height: 32px; fill: #fff; }

/* Reveal ao rolar (só com JS) */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  .sec { padding: 56px 0; }
  .ring-a { width: 300px; height: 300px; } .ring-b { width: 380px; height: 380px; }
  .hero-visual { min-height: 340px; }
  .chain { padding: 36px 22px; border-radius: 22px; }
  .btn-lg { width: 100%; }
}

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