/* ============================================================
   Doctor Wealth — Design System
   Fase 1 · base: tokens, tipografia, componentes, responsivo
   ============================================================ */

/* ---- Tokens (HSL, conforme PROJETO-DOCTOR-WEALTH.md) ---- */
:root{
  --primary:231 65% 30%;        /* indigo (tema Coco) */
  --primary-600:231 65% 24%;
  --primary-700:231 65% 17%;
  --ice:198 30% 81%;
  --muted:203 31% 51%;
  --accent:217 98% 57%;         /* azul vivo (tema Coco) */
  --accent-strong:217 98% 48%;
  --destructive:0 84% 60%;

  --bg:0 0% 100%;
  --fg:210 25% 16%;
  --border:210 22% 90%;
  --card:0 0% 100%;

  --blue:hsl(var(--primary));
  --blue-600:hsl(var(--primary-600));
  --blue-700:hsl(var(--primary-700));
  --teal:hsl(var(--accent));
  --teal-strong:hsl(var(--accent-strong));
  --ice-c:hsl(var(--ice));
  --ink:hsl(var(--fg));
  --muted-c:hsl(var(--muted));
  --line:hsl(var(--border));
  --bg-alt:hsl(203 40% 97%);
  --bg-dark:hsl(204 95% 9%);

  --radius:.9rem;
  --radius-lg:1.25rem;
  --radius-pill:999px;

  --shadow-sm:0 1px 2px rgba(6,35,60,.06),0 2px 8px rgba(6,35,60,.05);
  --shadow:0 10px 30px rgba(6,35,60,.10);
  --shadow-lg:0 30px 60px rgba(6,35,60,.16);

  --container:1200px;
  --font-head:"Raleway",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-body:"Rubik",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

/* ---- Base ---- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:hsl(var(--bg));color:var(--ink);
  font-family:var(--font-body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.08;letter-spacing:-.02em;margin:0 0 .5em;color:var(--ink);font-weight:700}
h1{font-size:clamp(2.1rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.6rem)}
h3{font-size:clamp(1.1rem,2vw,1.35rem)}
p{margin:0 0 1rem}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px}

/* ---- Tipografia utilitária ---- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-head);
  font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);background:hsl(var(--primary)/.08);border:1px solid hsl(var(--primary)/.16);
  padding:7px 14px;border-radius:var(--radius-pill);margin-bottom:18px}
.eyebrow--light{color:#dff5f7;background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.22)}
.lead{font-size:clamp(1.02rem,1.6vw,1.22rem);color:var(--muted-c)}
.grad{background:linear-gradient(100deg,var(--teal-strong),var(--teal));
  -webkit-background-clip:text;background-clip:text;color:transparent}
.grad--light{background:linear-gradient(100deg,#8fe9ee,#5fd6db);
  -webkit-background-clip:text;background-clip:text;color:transparent}

/* ---- Botões ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-head);font-weight:700;font-size:.95rem;line-height:1;
  padding:15px 24px;border-radius:var(--radius-pill);border:1.5px solid transparent;
  cursor:pointer;transition:.22s ease;text-align:center}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 10px 24px hsl(var(--primary)/.28)}
.btn--primary:hover{background:var(--blue-600);transform:translateY(-2px);box-shadow:0 16px 32px hsl(var(--primary)/.34)}
.btn--teal{background:linear-gradient(100deg,var(--teal-strong),var(--teal));color:#fff;box-shadow:0 12px 26px hsl(var(--accent-strong)/.32)}
.btn--teal:hover{transform:translateY(-2px)}
.btn--light{background:#fff;color:var(--blue)}
.btn--light:hover{transform:translateY(-2px)}
.btn--outline{border-color:hsl(var(--primary)/.35);color:var(--blue);background:transparent}
.btn--outline:hover{background:hsl(var(--primary)/.06)}
.btn--ghost{border-color:rgba(255,255,255,.4);color:#fff;background:transparent}
.btn--ghost:hover{background:rgba(255,255,255,.12)}
.btn--lg{padding:17px 30px;font-size:1rem}
.btn--xl{padding:19px 34px;font-size:1.05rem}
.btn--block{width:100%}

/* ---- Header ---- */
.topbar{position:fixed;top:0;left:0;right:0;z-index:60;background:transparent;border-bottom:1px solid transparent;transition:.28s}
.topbar.is-scrolled{background:rgba(255,255,255,.97);backdrop-filter:saturate(180%) blur(14px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.topbar__in{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:800;font-size:1.22rem;letter-spacing:-.02em}
.brand b{color:var(--teal-strong)}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:.93rem;font-weight:500;color:#33424e;transition:.2s;position:relative}
.nav a:hover{color:var(--blue)}
/* topbar sobre o banner: texto claro; ao rolar, escuro */
.topbar .brand,.topbar .brand b{color:#fff}
.topbar .nav a{color:rgba(255,255,255,.92)}
.topbar .nav a:hover{color:#fff}
.topbar .burger span{background:#fff}
.topbar.is-scrolled .brand{color:var(--ink)}
.topbar.is-scrolled .brand b{color:var(--blue)}
.topbar.is-scrolled .nav a{color:#33424e}
.topbar.is-scrolled .nav a:hover{color:var(--blue)}
.topbar.is-scrolled .burger span{background:var(--ink)}
body{padding-top:0}
.topbar__cta{display:flex;align-items:center;gap:14px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.4px;background:var(--ink);border-radius:2px;transition:.25s}

/* ---- Hero ---- */
.hero{position:relative;min-height:82vh;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden;color:#fff}
.hero__bg{position:absolute;inset:0;background:
  linear-gradient(180deg,hsl(var(--primary)/.72),hsl(var(--primary-700)/.9)),
  url("img/hero.jpg") center/cover no-repeat;background-attachment:fixed}
.hero__in{position:relative;z-index:3;max-width:930px;margin:0 auto;padding:130px 0 150px}
.hero__in h4{font-family:var(--font-head);font-size:clamp(.9rem,2.1vw,1.45rem);font-weight:300;text-transform:uppercase;letter-spacing:.28em;color:rgba(255,255,255,.92);margin:0 0 16px}
.hero__in h1{color:#fff;font-size:clamp(1.75rem,4.6vw,3.1rem);font-weight:700;line-height:1.12;margin:0 auto 18px;max-width:24ch}
.hero__in p{color:rgba(255,255,255,.9);font-size:1.06rem;max-width:62ch;margin:0 auto 30px}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin:0 0 26px}
.butn-light{display:inline-block;background:#fff;color:var(--blue);padding:15px 38px;border-radius:30px;font-family:var(--font-head);font-weight:700;font-size:.98rem;text-decoration:none;box-shadow:0 16px 34px rgba(0,0,0,.22);transition:.25s}
.butn-light:hover{transform:translateY(-2px)}
.butn-ghost{display:inline-block;background:transparent;color:#fff;padding:15px 30px;border-radius:30px;border:1.5px solid rgba(255,255,255,.5);font-family:var(--font-head);font-weight:600;font-size:.98rem;text-decoration:none}
.butn-ghost:hover{background:rgba(255,255,255,.12)}
.trust{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;list-style:none;padding:0;margin:0;font-size:.9rem;color:rgba(255,255,255,.9)}
.trust li{display:flex;align-items:center;gap:8px}
.trust svg{color:#fff}
.curve{position:absolute;left:0;bottom:-1px;width:100%;z-index:5;height:0}
.curve:before,.curve:after{content:"";position:absolute;bottom:0;width:0;height:0;border-bottom:64px solid #fff}
.curve:before{left:0;border-right:70vw solid transparent}
.curve:after{right:0;border-left:30vw solid transparent}
.curve-center:before{border-right:50vw solid transparent}
.curve-center:after{border-left:50vw solid transparent}
@media(max-width:860px){.hero__bg{background-attachment:scroll}.hero__in{padding:96px 0 120px}.curve:before,.curve:after{border-bottom-width:34px}}

/* ---- Seções ---- */
.section{padding:86px 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--bg-dark);color:#fff}
.section--dark h2,.section--dark h3{color:#fff}
.section--dark p{color:rgba(255,255,255,.78)}
.head{max-width:720px;margin:0 auto 46px;text-align:center}
.head .lead{margin-top:6px}

/* ---- Grids / cards ---- */
.grid{display:grid;gap:22px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;
  box-shadow:var(--shadow-sm);transition:.25s;height:100%}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:hsl(var(--accent)/.4)}
.card__ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(140deg,hsl(var(--primary)/.10),hsl(var(--accent)/.14));color:var(--blue)}
.card h3{margin-bottom:8px}
.card p{color:var(--muted-c);margin-bottom:0;font-size:.97rem}
.section--dark .card{background:rgba(255,255,255,.055);border-color:rgba(255,255,255,.14)}
.section--dark .card p{color:rgba(255,255,255,.72)}

/* ---- Passos ---- */
.steps{counter-reset:s;display:grid;gap:22px;grid-template-columns:repeat(4,1fr)}
.step{position:relative;padding-top:8px}
.step__n{font-family:var(--font-head);font-weight:800;font-size:.95rem;color:#fff;width:40px;height:40px;
  border-radius:12px;display:grid;place-items:center;background:linear-gradient(140deg,var(--blue),var(--teal-strong));margin-bottom:14px}
.step h3{font-size:1.06rem;margin-bottom:6px}
.step p{color:var(--muted-c);font-size:.94rem;margin:0}

/* ---- Split (texto + mídia) ---- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.split--rev .split__media{order:-1}
.split__media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.checks{list-style:none;padding:0;margin:20px 0 0}
.checks li{display:flex;gap:12px;align-items:flex-start;margin-bottom:12px;color:#31414d}
.checks svg{flex:none;color:var(--teal-strong);margin-top:3px}

/* ---- Números / social proof ---- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat b{display:block;font-family:var(--font-head);font-size:clamp(1.8rem,3vw,2.4rem);color:var(--blue)}
.section--dark .stat b{color:#fff}
.stat span{font-size:.9rem;color:var(--muted-c)}
.section--dark .stat span{color:rgba(255,255,255,.7)}

/* ---- CTA final ---- */
.cta{position:relative;overflow:hidden;color:#fff;text-align:center}
.cta__bg{position:absolute;inset:0;background:linear-gradient(180deg,hsl(var(--primary)/.9),hsl(var(--primary-700)/.96))}
.cta__in{position:relative;padding:80px 0;max-width:760px;margin:0 auto}
.cta p{color:rgba(255,255,255,.86);font-size:1.08rem}
.cta__btns{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:26px}

/* ---- Footer ---- */
.footer{background:hsl(204 95% 7%);color:rgba(255,255,255,.72);padding:64px 0 26px;font-size:.94rem}
.footer a{color:rgba(255,255,255,.72)}
.footer a:hover{color:#fff}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;margin-bottom:40px}
.footer h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:14px}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin-bottom:9px}
.footer__legal{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:.82rem;color:rgba(255,255,255,.55)}

/* ---- WhatsApp flutuante ---- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:70;display:inline-flex;align-items:center;gap:10px;
  background:#25D366;color:#fff;font-weight:700;padding:14px 20px;border-radius:var(--radius-pill);
  box-shadow:0 14px 30px rgba(37,211,102,.4);font-family:var(--font-head);font-size:.94rem}
.wa-float:hover{transform:translateY(-2px)}

/* ---- Animação de entrada ---- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---- Responsivo ---- */
@media(max-width:1024px){
  .grid--4,.steps,.stats{grid-template-columns:repeat(2,1fr)}
  .split{gap:36px}
}
@media(max-width:860px){
  .nav{display:none}
  .topbar__cta .btn{display:none}
  .burger{display:flex}
  .footer__grid{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  body{font-size:16px}
  .section{padding:64px 0}
  .grid--2,.grid--3,.grid--4,.steps,.stats{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .split--rev .split__media{order:0}
  .hero__in{padding:68px 0 76px}
  .footer__grid{grid-template-columns:1fr}
  .wa-float span{display:none}
  .wa-float{padding:15px;border-radius:50%}
}

/* menu mobile aberto */
.nav.is-open{display:flex;position:absolute;top:74px;left:0;right:0;background:#fff;
  flex-direction:column;align-items:flex-start;gap:4px;padding:16px 22px 22px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
.nav.is-open a{padding:10px 0;font-size:1rem}