/* ==========================================================================
   matheus frf — site de consultoria
   Sistema visual: Corte Editorial + Cena de Decisão (ID Visual/01-Guias)
   ========================================================================== */

/* Par tipográfico do kit de gravação (tools/kit-de-gravacao/fonts2):
   Inter Black para o argumento, Apple Garamond Light Italic para a ênfase. */
@font-face{
  font-family:"Inter";
  src:url("../fonts/Inter.ttf") format("truetype");
  font-weight:100 900;
  font-style:normal;
  font-display:swap;
}
@font-face{
  font-family:"AppleGaramondLI";
  src:url("../fonts/AppleGaramond-LightItalic.ttf") format("truetype");
  font-weight:300;
  font-style:italic;
  font-display:swap;
}

:root{
  --grafite:#121416;
  --grafite-2:#1b1e21;
  --marfim:#F4F0E8;
  --marfim-2:#E9E3D8;
  --azul:#146CFF;
  --azul-claro:#B9D0EE;
  --pedra:#777A7D;

  --fg:var(--grafite);
  --bg:var(--marfim);
  --muted:#5f6265;
  --hair:rgba(18,20,22,.14);

  --rail:64px;
  --wrap:1120px;

  --f-xs:.78rem;
  --step:clamp(1.02rem,.96rem + .35vw,1.19rem);
  --h1:clamp(2.5rem,1.4rem + 5.2vw,5.1rem);
  --h2:clamp(1.95rem,1.15rem + 3.4vw,3.5rem);
  --h3:clamp(1.15rem,1rem + .6vw,1.5rem);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  font-size:var(--step);
  line-height:1.55;
  color:var(--fg);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
em{font-family:"AppleGaramondLI",Garamond,Georgia,serif;font-style:italic;font-weight:300}
h1,h2,h3{margin:0;letter-spacing:-.032em;line-height:1.02;font-weight:900}
h1{font-size:var(--h1);letter-spacing:-.038em;line-height:.98}
h2{font-size:var(--h2);line-height:1.02}
h3{font-size:var(--h3);line-height:1.16;font-weight:800;letter-spacing:-.018em}
h1 em,h2 em,h3 em{letter-spacing:0;font-size:1.12em;line-height:1}
p{margin:0}
ol,ul{margin:0;padding:0;list-style:none}

/* ---------- grão ---------- */
body::after{
  content:"";position:fixed;inset:0;z-index:9;pointer-events:none;opacity:.4;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
  mix-blend-mode:multiply;
}

/* ---------- a linha ---------- */
.rail{
  position:fixed;left:calc(var(--rail) / 2);top:0;bottom:0;width:6px;z-index:8;
  transform:translateX(-50%);
  background:rgba(255,255,255,.10);
  transition:width .5s ease,background .4s ease;
  pointer-events:none;
}
.rail__fill{
  position:absolute;top:0;left:0;right:0;height:0%;
  background:var(--azul);
  will-change:height;
}
body.on-light .rail{background:rgba(18,20,22,.10)}

/* ---------- topbar ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:10;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px clamp(20px,4vw,44px) 18px calc(var(--rail) + 8px);
  color:var(--marfim);
  transition:color .4s ease,background .4s ease,box-shadow .4s ease,transform .35s ease;
}
body.on-light .topbar{color:var(--grafite)}
/* fora do topo, a barra ganha fundo para não colidir com o texto */
body.scrolled .topbar{
  background:rgba(18,20,22,.86);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  box-shadow:0 1px 0 rgba(244,240,232,.1);
  padding-top:12px;padding-bottom:12px;
}
body.scrolled.on-light .topbar{
  background:rgba(244,240,232,.86);
  box-shadow:0 1px 0 rgba(18,20,22,.1);
}
.topbar__mark{font-size:.95rem;font-weight:700;letter-spacing:.01em;text-decoration:none}
.topbar__nav{display:flex;align-items:center;gap:14px}
.topbar__ig{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;opacity:.75;transition:opacity .2s,color .2s}
.topbar__ig:hover{opacity:1;color:var(--azul)}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 22px;border-radius:999px;
  font-size:.94rem;font-weight:600;letter-spacing:-.005em;
  text-decoration:none;cursor:pointer;border:1px solid currentColor;
  transition:background .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.btn--sm{padding:8px 16px;font-size:.85rem}
.btn--lg{padding:17px 30px;font-size:1.02rem}
.btn--ghost{border-color:currentColor;background:transparent;opacity:.85}
.btn--ghost:hover{opacity:1;background:currentColor;color:var(--bg)}
.sec--dark .btn--ghost:hover{color:var(--grafite)}
.btn--blue{background:var(--azul);border-color:var(--azul);color:#fff}
.btn--blue:hover{background:#0a55d6;border-color:#0a55d6;transform:translateY(-1px)}

/* ---------- seções ---------- */
.sec{position:relative;padding:clamp(88px,11vw,168px) 0}
.sec--dark{background:var(--grafite);color:var(--marfim)}
.sec--light{background:var(--marfim);color:var(--grafite)}
.sec--dark .eyebrow{color:var(--azul-claro)}
.wrap{
  width:min(100% - 40px,var(--wrap));
  margin-inline:auto;
  padding-left:clamp(0px,2vw,24px);
}
@media (min-width:900px){ .wrap{margin-left:max(var(--rail),calc((100vw - var(--wrap)) / 2))} }

.eyebrow{
  font-size:var(--f-xs);text-transform:uppercase;letter-spacing:.16em;
  font-weight:800;color:var(--azul);margin-bottom:20px;
}
.lead{
  max-width:44ch;margin-top:22px;font-size:clamp(1.06rem,1rem + .4vw,1.28rem);
  line-height:1.55;color:inherit;opacity:.82;
}
.aside{
  max-width:56ch;margin-top:clamp(40px,5vw,64px);
  padding-left:20px;border-left:1px solid var(--azul);
  font-size:.98rem;opacity:.7;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- hero ---------- */
.hero{min-height:100svh;display:flex;align-items:center;padding-top:120px}
.hero h1{max-width:16ch}
.hero h1 em{color:var(--azul-claro);white-space:nowrap}
.hero .lead{max-width:48ch;margin-top:34px}
.scrollcue{
  margin-top:clamp(48px,7vw,86px);
  font-size:var(--f-xs);text-transform:uppercase;letter-spacing:.2em;
  display:flex;align-items:center;gap:14px;opacity:.5;
}
.scrollcue span{display:block;width:64px;height:1px;background:currentColor;transform-origin:left;animation:cue 2.6s ease-in-out infinite}
@keyframes cue{0%,100%{transform:scaleX(.35);opacity:.4}50%{transform:scaleX(1);opacity:1}}
@media (prefers-reduced-motion:reduce){.scrollcue span{animation:none}}

/* ---------- cadeia ---------- */
.chain h2{max-width:15ch}
.links{margin-top:clamp(48px,6vw,86px);border-top:1px solid var(--hair)}
.link{
  display:grid;grid-template-columns:64px 1fr;gap:10px;
  padding:clamp(22px,2.6vw,34px) 0;border-bottom:1px solid var(--hair);
  align-items:start;
}
.link__n{font-size:var(--f-xs);letter-spacing:.14em;color:var(--pedra);padding-top:.45em}
.link p{max-width:52ch;font-size:clamp(1.08rem,1rem + .55vw,1.45rem);line-height:1.34;letter-spacing:-.012em}
.link em{color:var(--azul)}
.link--end{border-bottom:none;padding-top:clamp(30px,3vw,44px)}
.link--end .link__n{color:var(--azul)}
.link--end p{font-size:clamp(1.35rem,1rem + 1.5vw,2.25rem);font-weight:800;letter-spacing:-.03em;line-height:1.2}
.link--end em{font-weight:300}

/* ---------- diagnóstico ---------- */
.diag h2{max-width:16ch}
.quiz{margin-top:clamp(44px,5vw,72px)}
.quiz__list{display:grid;gap:12px;max-width:760px}
.sym{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px 20px;border:1px solid rgba(244,240,232,.16);border-radius:4px;
  cursor:pointer;transition:border-color .2s ease,background .2s ease;
}
.sym:hover{border-color:rgba(244,240,232,.4)}
.sym input{position:absolute;opacity:0;width:0;height:0}
.sym__box{
  flex:0 0 auto;width:19px;height:19px;margin-top:3px;border:1px solid rgba(244,240,232,.5);border-radius:2px;
  display:grid;place-items:center;transition:background .18s ease,border-color .18s ease;
}
.sym__box::after{
  content:"";width:9px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;
  transform:rotate(-45deg) scale(.4);opacity:0;transition:opacity .18s ease,transform .18s ease;
}
.sym input:checked ~ .sym__box{background:var(--azul);border-color:var(--azul)}
.sym input:checked ~ .sym__box::after{opacity:1;transform:rotate(-45deg) scale(1)}
.sym input:focus-visible ~ .sym__box{outline:2px solid var(--azul-claro);outline-offset:3px}
.sym:has(input:checked){border-color:var(--azul);background:rgba(20,108,255,.07)}
.sym__txt{font-size:1rem;line-height:1.45}

.result{
  margin-top:clamp(36px,4vw,56px);max-width:660px;
  padding:clamp(26px,3vw,38px);
  border:1px solid rgba(20,108,255,.5);border-radius:4px;background:rgba(20,108,255,.06);
  animation:pop .5s cubic-bezier(.2,.7,.3,1);
}
@keyframes pop{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.result{animation:none}}
/* sete de sete: a resposta muda de tom, então o bloco muda junto */
.result--todos{border-color:var(--azul-claro);background:rgba(185,208,238,.09)}
.result--todos .result__title em,.result--todos .result__eyebrow{color:var(--azul-claro)}
.result__eyebrow{font-size:var(--f-xs);text-transform:uppercase;letter-spacing:.16em;font-weight:800;color:var(--azul-claro)}
.result__title{margin-top:12px;font-size:clamp(1.4rem,1.1rem + 1.1vw,2rem)}
.result__body{margin-top:14px;opacity:.86;max-width:52ch}
.result__note{margin-top:20px;padding-top:18px;border-top:1px solid rgba(244,240,232,.15);font-size:.88rem;opacity:.6;max-width:52ch}
.result .btn{margin-top:24px}

/* ---------- restrições ---------- */
.rules h2{max-width:14ch}
.rules__list{margin-top:clamp(48px,6vw,80px);display:grid;gap:0;border-top:1px solid var(--hair)}
.rule{
  display:grid;grid-template-columns:64px 1fr;gap:10px;
  padding:clamp(24px,2.6vw,34px) 0;border-bottom:1px solid var(--hair);
}
.rule__n{font-size:var(--f-xs);letter-spacing:.14em;color:var(--azul);padding-top:.5em}
.rule h3,.rule p{grid-column:2}
.rule h3{max-width:22ch}
.rule p{margin-top:9px;max-width:50ch;opacity:.68;font-size:1rem}
.pull{
  margin:clamp(48px,6vw,80px) 0 0;padding:0 0 0 24px;
  border-left:2px solid var(--azul);
  font-size:clamp(1.25rem,1rem + 1.15vw,1.9rem);line-height:1.28;letter-spacing:-.015em;max-width:24ch;
}
.pull em{color:var(--azul)}
.pull--sm{font-size:clamp(1.1rem,1rem + .6vw,1.35rem);max-width:32ch;margin-top:32px}

/* ---------- método ---------- */
.method h2{max-width:12ch}
.phases{margin-top:clamp(48px,6vw,80px);display:grid;gap:1px;background:rgba(244,240,232,.14);border-block:1px solid rgba(244,240,232,.14)}
.phase{background:var(--grafite);padding:clamp(24px,2.6vw,32px) 0 clamp(24px,2.6vw,32px) 0;display:grid;grid-template-columns:130px 1fr;gap:16px;align-items:start}
.phase__tag{font-size:var(--f-xs);text-transform:uppercase;letter-spacing:.14em;color:var(--pedra);padding-top:.5em}
.phase h3,.phase p{grid-column:2}
.phase p{margin-top:9px;max-width:52ch;opacity:.68;font-size:1rem}
.phase--star{background:linear-gradient(90deg,rgba(20,108,255,.14),rgba(20,108,255,0) 70%)}
.phase--star .phase__tag{color:var(--azul-claro)}
.phase--star h3{color:#fff}

.faseb{
  margin-top:clamp(56px,6vw,90px);
  display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4vw,56px);align-items:center;
  padding:clamp(28px,3.5vw,48px);
  background:var(--grafite-2);border-radius:4px;
}
.faseb h3{margin-top:12px;max-width:14ch;font-size:clamp(1.5rem,1.1rem + 1.6vw,2.4rem)}
.faseb h3 em{color:var(--azul-claro)}
.faseb__txt p{margin-top:16px;max-width:46ch;opacity:.78;font-size:1rem}
.faseb__cases strong{font-weight:800;opacity:1}
.faseb__rule{margin-top:22px !important;padding-left:18px;border-left:1px solid var(--azul);opacity:.95 !important;font-weight:600}
.faseb__img img{border-radius:3px;filter:grayscale(.35) contrast(1.05)}

/* ---------- quem ---------- */
.who__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,5vw,72px);align-items:center}
.who__img img{border-radius:3px;filter:grayscale(.15)}
.who__txt p{margin-top:18px;max-width:48ch;opacity:.78}
.who h2{max-width:14ch}
.radio{
  margin-top:clamp(56px,6vw,96px);max-width:660px;
  padding:clamp(26px,3vw,38px);background:var(--marfim-2);border-radius:4px;
  border-left:2px solid var(--azul);
}
.radio p{margin-top:14px;font-size:1rem;opacity:.82}
.radio .eyebrow{margin-bottom:0}

/* ---------- instagram ---------- */
.ig__grid{display:grid;grid-template-columns:1.3fr .7fr;gap:clamp(32px,5vw,72px);align-items:center}
.ig h2{max-width:13ch}
.igcard{
  display:grid;gap:10px;justify-items:start;text-decoration:none;
  padding:clamp(26px,3vw,36px);border:1px solid rgba(244,240,232,.2);border-radius:4px;
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.igcard:hover{border-color:var(--azul);background:rgba(20,108,255,.07);transform:translateY(-2px)}
.igcard__icon{color:var(--azul-claro);display:block}
.igcard__handle{font-size:clamp(1.25rem,1rem + 1vw,1.7rem);font-weight:800;letter-spacing:-.02em}
.igcard__cta{font-size:.9rem;color:var(--azul-claro)}

/* ---------- final ---------- */
.final h2{max-width:14ch}
.final__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:clamp(36px,4vw,52px)}
.final__fine{margin-top:clamp(36px,4vw,52px);max-width:58ch;font-size:.92rem;opacity:.6;padding-left:20px;border-left:1px solid var(--hair)}

/* ---------- rodapé ---------- */
.foot{background:var(--grafite);color:var(--marfim);padding:44px 0}
.foot__grid{display:flex;flex-wrap:wrap;gap:8px 32px;align-items:baseline}
.foot__mark{font-weight:700}
.foot__line{font-size:.88rem;opacity:.55}
.foot__line a{text-decoration:none}
.foot__line a:hover{color:var(--azul-claro)}

/* ---------- responsivo ---------- */
@media (max-width:900px){
  :root{--rail:0px}
  .rail{left:0;top:auto;bottom:auto;width:100%;height:3px;transform:none}
  .rail__fill{height:3px;width:0;top:0;bottom:auto}
  .topbar{padding-left:20px;padding-top:14px}
  .wrap{width:min(100% - 40px,var(--wrap))}
  .faseb,.who__grid,.ig__grid{grid-template-columns:1fr}
  .who__img{max-width:340px}
  .faseb__img{order:-1;max-width:420px}
  .link,.rule{grid-template-columns:44px 1fr}
  .phase{grid-template-columns:1fr;gap:0;padding:24px 0}
  .phase__tag{padding-top:0;margin-bottom:8px}
  .phase h3,.phase p{grid-column:1}
}
@media (max-width:560px){
  .hero{padding-top:104px}
  .btn--lg{width:100%;justify-content:center}
}