/* ============================================================
   MACH CONSÓRCIOS — Design System
   Tokens W3C + @layer + escala Fibonacci + container/clamp
   Marca: #1A1A1A / #267E9B / #69DAFF / #E6E6E6  (grad 45deg)
   ============================================================ */
@layer reset, tokens, base, layout, components, utilities;

/* ---------- RESET ---------- */
@layer reset {
  *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5rem}
  img,svg,video{display:block;max-inline-size:100%;height:auto}
  a{color:inherit;text-decoration:none}
  button,input,textarea,select{font:inherit;color:inherit}
  ul{list-style:none}
  :focus-visible{outline:2px solid var(--c-cyan);outline-offset:3px;border-radius:4px}
  @media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
}

/* ---------- TOKENS ---------- */
@layer tokens {
  :root{
    /* Fibonacci — espaçamento */
    --fib-1:.25rem; --fib-2:.5rem; --fib-3:.75rem; --fib-5:1rem;
    --fib-8:1.5rem; --fib-13:2rem; --fib-21:3rem; --fib-34:4rem; --fib-55:6rem; --fib-89:9rem;
    /* Cor — marca */
    --c-ink:#0e141a;        /* fundo base (derivado do #1A1A1A) */
    --c-ink-2:#121b23;      /* superfícies */
    --c-ink-3:#182430;      /* cards */
    --c-line:#22323f;       /* bordas */
    --c-petrol:#267e9b;
    --c-cyan:#69daff;
    --c-cyan-soft:#9fe8ff;
    --c-light:#e6e6e6;
    --c-mut:#9fb2c0;        /* texto secundário */
    --c-white:#f4f8fb;
    --grad:linear-gradient(45deg,var(--c-petrol),var(--c-cyan));
    --grad-soft:linear-gradient(45deg,#1c4a5c,#2f7d97);
    /* Tipografia fluida */
    --f-sans:"Poppins",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
    --fs-hero:clamp(2.1rem,1.2rem + 4vw,4rem);
    --fs-h2:clamp(1.6rem,1.1rem + 2vw,2.6rem);
    --fs-h3:clamp(1.15rem,1rem + .6vw,1.4rem);
    --fs-lead:clamp(1.02rem,.95rem + .4vw,1.22rem);
    --fs-sm:.86rem;
    --lh-tight:1.12; --lh:1.65;
    /* Forma */
    --r-3:.75rem; --r-5:1rem; --r-8:1.5rem; --r-pill:999px;
    --shadow:0 18px 50px -20px rgba(0,0,0,.65);
    --shadow-cyan:0 14px 40px -14px rgba(38,126,155,.55);
    --ring:1px solid var(--c-line);
    --wrap:1180px;
    --ease:cubic-bezier(.4,.15,.2,1);
  }
}

/* ---------- BASE ---------- */
@layer base {
  body{
    font-family:var(--f-sans);font-weight:400;line-height:var(--lh);
    color:var(--c-light);background:var(--c-ink);
    -webkit-font-smoothing:antialiased;overflow-x:hidden;
  }
  h1,h2,h3,h4{line-height:var(--lh-tight);font-weight:700;letter-spacing:-.01em;color:var(--c-white)}
  h2{font-size:var(--fs-h2)} h3{font-size:var(--fs-h3);font-weight:600}
  p{color:var(--c-mut)} strong{color:var(--c-light);font-weight:600}
  section{position:relative}
}

/* ---------- LAYOUT ---------- */
@layer layout {
  .wrap{width:min(100% - var(--fib-13),var(--wrap));margin-inline:auto}
  .sec{padding-block:clamp(var(--fib-34),8vw,var(--fib-89))}
  .sec--tight{padding-block:clamp(var(--fib-21),5vw,var(--fib-55))}
  .grid{display:grid;gap:var(--fib-13)}
  @media(min-width:720px){.g-2{grid-template-columns:repeat(2,1fr)}.g-3{grid-template-columns:repeat(3,1fr)}.g-4{grid-template-columns:repeat(2,1fr)}}
  @media(min-width:1000px){.g-4{grid-template-columns:repeat(4,1fr)}}
}

/* ---------- COMPONENTS ---------- */
@layer components {
  /* eyebrow / títulos de seção */
  .eyebrow{display:inline-flex;align-items:center;gap:var(--fib-2);
    font-size:var(--fs-sm);font-weight:600;letter-spacing:.14em;text-transform:uppercase;
    color:var(--c-cyan);margin-bottom:var(--fib-3)}
  .eyebrow::before{content:"";width:1.6rem;height:2px;background:var(--grad);border-radius:2px}
  .sec-head{max-width:56ch;margin-bottom:var(--fib-21)}
  .sec-head.center{margin-inline:auto;text-align:center}
  .sec-head p{margin-top:var(--fib-3);font-size:var(--fs-lead)}
  .txt-grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

  /* Botões */
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--fib-2);
    min-height:var(--fib-34);padding-inline:var(--fib-13);border-radius:var(--r-pill);
    font-weight:600;font-size:.98rem;cursor:pointer;border:1px solid transparent;
    transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s}
  .btn:hover{transform:translateY(-2px)}
  .btn--grad{background:var(--grad);color:#04222e;box-shadow:var(--shadow-cyan)}
  .btn--grad:hover{box-shadow:0 18px 46px -12px rgba(105,218,255,.6)}
  .btn--ghost{background:transparent;border-color:var(--c-line);color:var(--c-white)}
  .btn--ghost:hover{border-color:var(--c-cyan);color:var(--c-cyan)}
  .btn--wa{background:#25d366;color:#04220f}
  .btn--wa:hover{box-shadow:0 16px 40px -14px rgba(37,211,102,.6)}
  .btn--block{width:100%}

  /* Header */
  .site-head{position:fixed;inset-block-start:0;inset-inline:0;z-index:60;
    background:color-mix(in srgb,var(--c-ink) 78%,transparent);backdrop-filter:blur(14px);
    border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
  .site-head.scrolled{background:color-mix(in srgb,var(--c-ink) 94%,transparent);border-block-end-color:var(--c-line)}
  .nav{display:flex;align-items:center;justify-content:space-between;gap:var(--fib-13);min-height:5rem}
  .nav__logo img{height:42px;width:auto}
  .nav__menu{display:flex;align-items:center;gap:var(--fib-8)}
  .nav__menu a{font-size:.94rem;font-weight:500;color:var(--c-mut);position:relative;padding-block:var(--fib-2);transition:color .2s}
  .nav__menu a::after{content:"";position:absolute;inset-block-end:0;inset-inline-start:0;width:0;height:2px;background:var(--grad);transition:width .25s var(--ease)}
  .nav__menu a:hover{color:var(--c-white)} .nav__menu a:hover::after{width:100%}
  .nav__cta{display:flex;align-items:center;gap:var(--fib-3)}
  .nav__burger{display:none;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;background:none;border:1px solid var(--c-line);border-radius:var(--r-3);cursor:pointer}
  .nav__burger span{width:20px;height:2px;background:var(--c-white);border-radius:2px;transition:.3s}
  .nav__burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav__burger[aria-expanded=true] span:nth-child(2){opacity:0}
  .nav__burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

  /* Hero */
  .hero{position:relative;padding-block:clamp(7rem,14vh + 5rem,11rem) clamp(var(--fib-34),7vw,var(--fib-89));overflow:hidden}
  .hero__bg{position:absolute;inset:0;z-index:-2;
    background:
      radial-gradient(1100px 600px at 82% -8%,rgba(38,126,155,.28),transparent 60%),
      radial-gradient(760px 520px at 10% 110%,rgba(105,218,255,.12),transparent 60%),
      var(--c-ink)}
  .hero__pattern{position:absolute;inset:0;z-index:-1;opacity:.06;
    background-image:url("../img/pattern.webp");background-size:640px;background-position:center;mix-blend-mode:screen;
    -webkit-mask-image:linear-gradient(180deg,#000,transparent 85%);mask-image:linear-gradient(180deg,#000,transparent 85%)}
  .hero__grid{display:grid;gap:var(--fib-34);align-items:center}
  @media(min-width:960px){.hero__grid{grid-template-columns:1.15fr .85fr}}
  .hero h1{font-size:var(--fs-hero);margin-bottom:var(--fib-8)}
  .hero__lead{font-size:var(--fs-lead);max-width:52ch;margin-bottom:var(--fib-13)}
  .hero__actions{display:flex;flex-wrap:wrap;gap:var(--fib-3);margin-bottom:var(--fib-13)}
  .hero__badges{display:flex;flex-wrap:wrap;gap:var(--fib-5) var(--fib-13)}
  .hero__badge{display:flex;align-items:center;gap:var(--fib-2);font-size:var(--fs-sm);color:var(--c-mut)}
  .hero__badge svg{width:20px;height:20px;color:var(--c-cyan);flex:none}

  /* Simulador card */
  .simu{background:linear-gradient(180deg,var(--c-ink-3),var(--c-ink-2));
    border:var(--ring);border-radius:var(--r-8);padding:clamp(var(--fib-13),3vw,var(--fib-21));
    box-shadow:var(--shadow);position:relative}
  .simu::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
    background:linear-gradient(140deg,rgba(105,218,255,.55),transparent 45%);
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
  .simu h3{margin-bottom:var(--fib-2)} .simu__hint{font-size:var(--fs-sm);margin-bottom:var(--fib-8)}
  .field{margin-bottom:var(--fib-5)} .field label{display:block;font-size:var(--fs-sm);font-weight:500;color:var(--c-light);margin-bottom:var(--fib-2)}
  .field input,.field select,.field textarea{width:100%;min-height:var(--fib-34);padding:var(--fib-3) var(--fib-5);
    background:var(--c-ink);border:1px solid var(--c-line);border-radius:var(--r-3);color:var(--c-white);transition:border-color .2s,box-shadow .2s}
  .field textarea{min-height:7rem;padding-block:var(--fib-3);resize:vertical}
  .field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-cyan);box-shadow:0 0 0 3px rgba(105,218,255,.15)}
  .seg-tabs{display:flex;gap:var(--fib-2);margin-bottom:var(--fib-8);flex-wrap:wrap}
  .seg-tab{flex:1;min-width:calc(50% - var(--fib-2));display:flex;align-items:center;justify-content:center;gap:var(--fib-2);
    padding:var(--fib-3);border:1px solid var(--c-line);border-radius:var(--r-3);background:var(--c-ink);
    font-size:.9rem;font-weight:500;color:var(--c-mut);cursor:pointer;transition:.2s}
  .seg-tab svg{width:18px;height:18px} .seg-tab[aria-pressed=true]{border-color:var(--c-cyan);color:var(--c-white);background:color-mix(in srgb,var(--c-petrol) 22%,var(--c-ink))}
  .simu__out{margin:var(--fib-8) 0;padding:var(--fib-8);border-radius:var(--r-5);background:var(--c-ink);border:1px dashed var(--c-line);text-align:center}
  .simu__out .val{font-size:1.7rem;font-weight:700;color:var(--c-white)} .simu__out .val small{font-size:.9rem;color:var(--c-mut);font-weight:500}

  /* Cards genéricos */
  .card{background:var(--c-ink-2);border:var(--ring);border-radius:var(--r-8);padding:var(--fib-13);
    transition:transform .25s var(--ease),border-color .25s,box-shadow .25s;height:100%}
  .card:hover{transform:translateY(-5px);border-color:color-mix(in srgb,var(--c-cyan) 45%,var(--c-line));box-shadow:var(--shadow)}
  .card__ico{width:var(--fib-34);height:var(--fib-34);display:grid;place-items:center;border-radius:var(--r-5);
    background:color-mix(in srgb,var(--c-petrol) 20%,var(--c-ink-3));color:var(--c-cyan);margin-bottom:var(--fib-8);border:1px solid var(--c-line)}
  .card__ico svg{width:26px;height:26px}
  .card h3{margin-bottom:var(--fib-3)} .card p{font-size:.96rem}
  .card__link{display:inline-flex;align-items:center;gap:6px;margin-top:var(--fib-5);color:var(--c-cyan);font-weight:600;font-size:.92rem}
  .card__link svg{width:16px;height:16px;transition:transform .2s} .card:hover .card__link svg{transform:translateX(4px)}

  /* Segment card com destaque */
  .seg-card{position:relative;overflow:hidden}
  .seg-card__tag{position:absolute;inset-block-start:var(--fib-8);inset-inline-end:var(--fib-8);font-size:.72rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--c-cyan)}

  /* Passos "como funciona" */
  .steps{counter-reset:step;display:grid;gap:var(--fib-13)}
  @media(min-width:720px){.steps{grid-template-columns:repeat(4,1fr)}}
  .step{position:relative;padding-top:var(--fib-21)}
  .step__n{counter-increment:step;position:absolute;inset-block-start:0;inset-inline-start:0;
    font-size:2.4rem;font-weight:700;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
  .step__n::before{content:"0" counter(step)}
  .step h3{margin-bottom:var(--fib-2);font-size:1.08rem} .step p{font-size:.92rem}
  .step:not(:last-child)::after{content:"";position:absolute;inset-block-start:1.1rem;inset-inline-start:3.4rem;width:calc(100% - 3rem);height:1px;background:linear-gradient(90deg,var(--c-line),transparent)}
  @media(max-width:719px){.step:not(:last-child)::after{display:none}}

  /* Stats */
  .stats{display:grid;gap:var(--fib-13);text-align:center}
  @media(min-width:600px){.stats{grid-template-columns:repeat(4,1fr)}}
  .stat .num{font-size:clamp(1.9rem,1.2rem+2vw,2.9rem);font-weight:700;color:var(--c-white)}
  .stat .num .txt-grad{font-weight:700}
  .stat .lbl{font-size:var(--fs-sm);color:var(--c-mut);margin-top:var(--fib-1)}

  /* Faixa vantagens */
  .why{display:grid;gap:var(--fib-8)}
  @media(min-width:720px){.why{grid-template-columns:repeat(2,1fr)}}
  .why__item{display:flex;gap:var(--fib-5);padding:var(--fib-8);border-radius:var(--r-5);background:var(--c-ink-2);border:var(--ring)}
  .why__item svg{width:26px;height:26px;color:var(--c-cyan);flex:none}
  .why__item h3{font-size:1.02rem;margin-bottom:var(--fib-1)} .why__item p{font-size:.92rem}

  /* Depoimentos */
  .quote{background:var(--c-ink-2);border:var(--ring);border-radius:var(--r-8);padding:var(--fib-13);height:100%;display:flex;flex-direction:column;gap:var(--fib-5)}
  .quote__stars{color:var(--c-cyan);letter-spacing:2px}
  .quote p{color:var(--c-light);font-size:.98rem;flex:1}
  .quote__who{display:flex;align-items:center;gap:var(--fib-3)}
  .quote__av{width:var(--fib-21);height:var(--fib-21);border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#04222e;font-weight:700}
  .quote__who b{color:var(--c-white);font-size:.95rem;display:block} .quote__who span{font-size:var(--fs-sm);color:var(--c-mut)}

  /* FAQ */
  .faq{max-width:820px;margin-inline:auto;display:grid;gap:var(--fib-3)}
  .faq__i{border:var(--ring);border-radius:var(--r-5);background:var(--c-ink-2);overflow:hidden}
  .faq__q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:var(--fib-5);
    padding:var(--fib-8);text-align:start;font-weight:600;color:var(--c-white);cursor:pointer;background:none;border:none}
  .faq__q svg{width:22px;height:22px;color:var(--c-cyan);flex:none;transition:transform .3s}
  .faq__i[open] .faq__q svg{transform:rotate(45deg)}
  .faq__a{padding:0 var(--fib-8) var(--fib-8);font-size:.95rem;color:var(--c-mut)}

  /* CTA final */
  .cta{position:relative;border-radius:var(--r-8);overflow:hidden;padding:clamp(var(--fib-21),5vw,var(--fib-55));text-align:center;
    background:linear-gradient(135deg,#123543,#0f1c25);border:1px solid var(--c-line)}
  .cta::after{content:"";position:absolute;inset:0;z-index:0;opacity:.1;background:url("../img/pattern.webp") center/560px;mix-blend-mode:screen}
  .cta>*{position:relative;z-index:1} .cta h2{margin-bottom:var(--fib-5)} .cta p{max-width:52ch;margin:0 auto var(--fib-13);font-size:var(--fs-lead)}
  .cta__actions{display:flex;flex-wrap:wrap;gap:var(--fib-3);justify-content:center}

  /* Contato */
  .contact{display:grid;gap:var(--fib-21)}
  @media(min-width:900px){.contact{grid-template-columns:.9fr 1.1fr}}
  .contact__info{display:grid;gap:var(--fib-8);align-content:start}
  .info-item{display:flex;gap:var(--fib-5);align-items:flex-start}
  .info-item .ii{width:var(--fib-34);height:var(--fib-34);flex:none;border-radius:var(--r-5);display:grid;place-items:center;background:color-mix(in srgb,var(--c-petrol) 20%,var(--c-ink-3));color:var(--c-cyan);border:1px solid var(--c-line)}
  .info-item .ii svg{width:22px;height:22px}
  .info-item b{color:var(--c-white);display:block;font-size:.95rem} .info-item span,.info-item a{color:var(--c-mut);font-size:.95rem}
  .info-item a:hover{color:var(--c-cyan)}
  .form-note{font-size:var(--fs-sm);margin-top:var(--fib-3)}
  .form-msg{margin-top:var(--fib-5);padding:var(--fib-5);border-radius:var(--r-3);font-size:.92rem;display:none}
  .form-msg.ok{display:block;background:color-mix(in srgb,#25d366 16%,var(--c-ink));border:1px solid #1c8a47;color:#bff5d3}
  .form-msg.err{display:block;background:color-mix(in srgb,#ff5470 14%,var(--c-ink));border:1px solid #a33;color:#ffd0d8}

  /* Footer */
  .site-foot{background:var(--c-ink-2);border-block-start:1px solid var(--c-line);padding-block:var(--fib-34) var(--fib-13)}
  .foot__grid{display:grid;gap:var(--fib-21);margin-bottom:var(--fib-21)}
  @media(min-width:760px){.foot__grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
  .foot__logo{height:38px;width:auto;margin-bottom:var(--fib-5)}
  .foot p{font-size:.92rem} .foot h4{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--c-cyan);margin-bottom:var(--fib-5)}
  .foot ul{display:grid;gap:var(--fib-3)} .foot ul a{font-size:.92rem;color:var(--c-mut)} .foot ul a:hover{color:var(--c-white)}
  .foot__soc{display:flex;gap:var(--fib-3);margin-top:var(--fib-5)}
  .foot__soc a{width:var(--fib-21);height:var(--fib-21);border-radius:var(--r-3);border:1px solid var(--c-line);display:grid;place-items:center;color:var(--c-mut);transition:.2s}
  .foot__soc a:hover{color:var(--c-cyan);border-color:var(--c-cyan);transform:translateY(-2px)}
  .foot__soc svg{width:18px;height:18px}
  .foot__bottom{border-block-start:1px solid var(--c-line);padding-block-start:var(--fib-8);display:flex;flex-wrap:wrap;gap:var(--fib-5);justify-content:space-between;align-items:center}
  .foot__bottom p{font-size:var(--fs-sm)}
  .foot__disc{font-size:.78rem;color:#6d8494;margin-top:var(--fib-8);max-width:90ch;line-height:1.55}

  /* WhatsApp float */
  .wa-float{position:fixed;inset-block-end:var(--fib-8);inset-inline-end:var(--fib-8);z-index:70;
    width:60px;height:60px;border-radius:50%;background:#25d366;display:grid;place-items:center;
    box-shadow:0 10px 30px -6px rgba(37,211,102,.6);animation:pulse 2.6s infinite}
  .wa-float svg{width:32px;height:32px;color:#fff}
  @keyframes pulse{0%{box-shadow:0 0 0 0 rgba(37,211,102,.5)}70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

  /* animação de entrada */
  [data-rise]{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
  [data-rise].in{opacity:1;transform:none}
}

/* ---------- UTILITIES ---------- */
@layer utilities {
  .center{text-align:center}
  .mt-8{margin-top:var(--fib-8)} .mt-13{margin-top:var(--fib-13)}
  .divider{height:1px;background:linear-gradient(90deg,transparent,var(--c-line),transparent);border:0}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
}

/* ---------- MOBILE NAV ---------- */
@media(max-width:900px){
  .nav__menu{position:fixed;inset:5rem 0 auto 0;flex-direction:column;gap:0;padding:var(--fib-8);
    background:var(--c-ink-2);border-block-end:1px solid var(--c-line);
    transform:translateY(-120%);transition:transform .35s var(--ease);align-items:stretch}
  .nav__menu.open{transform:none}
  .nav__menu a{padding-block:var(--fib-5);border-block-end:1px solid var(--c-line);font-size:1.02rem}
  .nav__burger{display:flex}
  .nav__cta .btn--ghost{display:none}
}