/* Hero de Black Friday da home. Escopo `.bfh`. Sempre escuro, mesmo no tema claro.
   Tom: sóbrio. Dourado da marca, traço fino, muito respiro, animação só de entrada
   (mais uma varredura de luz ocasional). O letreiro repete o da página /black-friday. */
@font-face{font-family:'Montserrat Contorno';src:url('../fonts/montserrat-contorno.woff2') format('woff2');font-weight:900;font-style:normal;font-display:block}

.bfh{--o1:#ffe680;--o2:#ffc61a;--o3:#f5a200;position:relative;isolation:isolate;overflow:hidden;background:#090909;color:#fff;
  font-family:'Montserrat',ui-sans-serif,system-ui,sans-serif;border-bottom:1px solid rgba(226,183,114,.16);
  min-height:calc(100svh - var(--bfh-topo,106px));display:flex;flex-direction:column}
.light-mode .bfh{background:#090909;color:#fff}
.bfh__fundo{position:absolute;inset:0;z-index:-1;pointer-events:none}
/* Fundo: a arte de referência (listras escuras à esquerda, painéis diagonais com
   filetes dourados à direita) refeita em gradiente. Zero imagem, nítida em qualquer tela. */
.bfh__listras{position:absolute;inset:0;background:repeating-linear-gradient(180deg,rgba(255,255,255,.045) 0 9px,rgba(0,0,0,.35) 9px 12px,transparent 12px 30px);
  mask-image:linear-gradient(100deg,#000 0,#000 30%,transparent 58%);-webkit-mask-image:linear-gradient(100deg,#000 0,#000 30%,transparent 58%)}
.bfh__diag{position:absolute;inset:0;
  background:
    linear-gradient(35deg,rgba(0,0,0,.5) 0%,transparent 34%,rgba(150,70,0,.4) 50%,transparent 64%,rgba(0,0,0,.35) 100%),
    linear-gradient(125deg,transparent 0 50%,rgba(0,0,0,.55) 50%,#151515 51.2% 62%,rgba(0,0,0,.6) 62% 62.6%,var(--o2) 62.6% 64.6%,#0e0e0e 64.6% 65.4%,#171717 65.4% 76%,rgba(0,0,0,.6) 76% 76.6%,var(--o2) 76.6% 78.6%,#0e0e0e 78.6% 79.4%,#151515 79.4% 90%,rgba(0,0,0,.6) 90% 90.6%,var(--o2) 90.6% 92.6%,#0e0e0e 92.6% 93.4%,#131313 93.4% 100%)}
.bfh__glow{position:absolute;right:4%;top:50%;width:min(760px,80vw);aspect-ratio:1;transform:translateY(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(255,198,26,.2) 0%,rgba(255,170,0,.06) 42%,transparent 66%);animation:bfhPulsaGlow 4.5s cubic-bezier(.45,0,.55,1) infinite}
@keyframes bfhPulsaGlow{0%,100%{opacity:.6}50%{opacity:1}}

.bfh__wrap{width:100%;flex:1 1 auto;max-width:1400px;margin:0 auto;padding:clamp(28px,4.5vh,64px) clamp(22px,3vw,40px) clamp(20px,3vh,36px);display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(32px,5vw,88px);align-items:center}
.bfh__txt>*{opacity:0;transform:translateY(14px);animation:bfhEntra .9s cubic-bezier(.2,.7,.2,1) forwards}
.bfh__txt>*:nth-child(2){animation-delay:.1s}.bfh__txt>*:nth-child(3){animation-delay:.2s}.bfh__txt>*:nth-child(4){animation-delay:.3s}.bfh__txt>*:nth-child(5){animation-delay:.42s}
@keyframes bfhEntra{to{opacity:1;transform:none}}

.bfh__selo{position:relative;display:inline-flex;align-items:center;gap:10px;margin:0 0 24px;padding:9px 16px;border:1.5px solid var(--o2);border-radius:2px;
  font-size:11.5px;font-weight:800;letter-spacing:.24em;text-transform:uppercase;color:var(--o2);text-shadow:0 0 12px rgba(255,198,26,.7)}
/* borda neon: respira e pisca de leve, como letreiro */
.bfh .bfh__selo{animation:bfhEntra .9s cubic-bezier(.2,.7,.2,1) forwards,bfhNeon 2.4s ease-in-out 1s infinite}
@keyframes bfhNeon{0%,100%{box-shadow:0 0 5px rgba(255,198,26,.6),inset 0 0 5px rgba(255,198,26,.3)}
  46%{box-shadow:0 0 16px rgba(255,198,26,1),0 0 38px rgba(255,170,0,.6),inset 0 0 10px rgba(255,198,26,.6)}
  50%{box-shadow:0 0 3px rgba(255,198,26,.35),inset 0 0 2px rgba(255,198,26,.2)}
  54%{box-shadow:0 0 16px rgba(255,198,26,1),0 0 38px rgba(255,170,0,.6),inset 0 0 10px rgba(255,198,26,.6)}}
.bfh__ponto{width:8px;height:8px;border-radius:50%;background:var(--o2);animation:bfhPonto 1.6s ease-out infinite}
@keyframes bfhPonto{from{box-shadow:0 0 0 0 rgba(255,198,26,.7)}to{box-shadow:0 0 0 12px rgba(255,198,26,0)}}
.bfh__h{margin:0;font-size:clamp(34px,4.5vw,62px);line-height:1.04;font-weight:900;letter-spacing:-.035em;color:#fff;text-wrap:balance}
.bfh__h em{font-style:italic;font-weight:900;background:linear-gradient(100deg,var(--o1),var(--o2) 55%,var(--o3));-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.06em}
.bfh__sub{margin:24px 0 0;max-width:44ch;font-size:clamp(15.5px,1.2vw,18px);line-height:1.7;color:#cfcfcf;font-weight:500}
.bfh__sub strong{color:#fff;font-weight:600}

.bfh__acoes{display:flex;flex-wrap:wrap;align-items:center;gap:16px 30px;margin-top:36px}
.bfh__cta{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:12px;padding:17px 30px;border-radius:999px;text-decoration:none;
  font-size:15px;font-weight:900;letter-spacing:.03em;text-transform:uppercase;color:#0a0a0a;
  background:linear-gradient(135deg,var(--o1),var(--o2) 55%,var(--o3));box-shadow:0 16px 40px -14px rgba(255,198,26,.8),0 0 0 1px rgba(255,255,255,.25) inset;
  transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s;animation:bfhCta 2.2s cubic-bezier(.45,0,.55,1) infinite}
@keyframes bfhCta{0%,100%{transform:scale(1);box-shadow:0 16px 40px -14px rgba(255,198,26,.8),0 0 0 0 rgba(255,198,26,.55)}50%{transform:scale(1.035);box-shadow:0 20px 48px -14px rgba(255,198,26,1),0 0 0 14px rgba(255,198,26,0)}}
.bfh__cta span{transition:transform .35s cubic-bezier(.2,.7,.2,1)}
.bfh__cta::after{content:"";position:absolute;top:0;bottom:0;left:-60%;width:38%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.5),transparent);transform:skewX(-18deg);animation:bfhLuz 3.2s ease-in-out 1.2s infinite}
.bfh__cta:hover{animation-play-state:paused;transform:translateY(-2px) scale(1.03)}
.bfh__cta:hover span{transform:translateX(4px)}
@keyframes bfhLuz{0%,72%{left:-60%}100%{left:130%}}
.bfh__cta2{color:#fff;font-size:14px;font-weight:700;text-decoration:none;border-bottom:1px solid rgba(226,183,114,.45);padding-bottom:3px;transition:color .25s,border-color .25s}
.bfh__cta2:hover{color:var(--o1);border-color:var(--o2)}

.bfh__prova{list-style:none;margin:44px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px 26px;font-size:12.5px;font-weight:600;color:#b9b9b9;letter-spacing:.02em}
.bfh__prova li{display:inline-flex;align-items:center;gap:10px}
.bfh__prova li::before{content:"";width:5px;height:5px;transform:rotate(45deg);background:var(--o2);opacity:.85}

/* ── Letreiro: moldura fina, BLACK cheio, FRIDAY vazado, 30% OFF ── */
.bfh__arte{display:grid;place-items:center}
.bfh__lock{--corpo:clamp(54px,6.6vw,96px);position:relative;display:flex;flex-direction:column;align-items:center;
  padding:clamp(26px,3vw,40px) clamp(26px,3.2vw,46px) clamp(30px,3.4vw,44px);background:rgba(8,8,8,.9);box-shadow:0 40px 90px -30px rgba(0,0,0,.95),0 0 80px -20px rgba(255,198,26,.35);animation:bfhFlutua 6s cubic-bezier(.45,0,.55,1) infinite}
@keyframes bfhFlutua{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.bfh-l{position:absolute;display:block;background:var(--o2);box-shadow:0 0 12px rgba(255,198,26,.6)}
.bfh-l--topo{top:0;left:0;right:0;height:2px;transform-origin:left;animation:bfhX .9s cubic-bezier(.6,0,.2,1) .15s both}
.bfh-l--dir{top:0;bottom:0;right:0;width:2px;transform-origin:top;animation:bfhY .8s cubic-bezier(.6,0,.2,1) .55s both}
.bfh-l--esq{top:0;bottom:0;left:0;width:2px;transform-origin:top;animation:bfhY .8s cubic-bezier(.6,0,.2,1) .55s both}
.bfh-l--base-e{bottom:0;left:0;width:calc(50% - 98px);height:2px;transform-origin:left;animation:bfhX .6s cubic-bezier(.6,0,.2,1) 1.1s both}
.bfh-l--base-d{bottom:0;right:0;width:calc(50% - 98px);height:2px;transform-origin:right;animation:bfhX .6s cubic-bezier(.6,0,.2,1) 1.1s both}
@keyframes bfhX{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes bfhY{from{transform:scaleY(0)}to{transform:scaleY(1)}}

.bfh__black{display:flex;font-size:var(--corpo);font-weight:900;line-height:.96;letter-spacing:-.012em;color:#fff;white-space:nowrap}
.bfh__black b{font-weight:900;opacity:0;transform:translateY(.28em);animation:bfhLetra .8s cubic-bezier(.2,.7,.2,1) forwards}
.bfh__black b:nth-child(1){animation-delay:.35s}.bfh__black b:nth-child(2){animation-delay:.42s}.bfh__black b:nth-child(3){animation-delay:.49s}.bfh__black b:nth-child(4){animation-delay:.56s}.bfh__black b:nth-child(5){animation-delay:.63s}
@keyframes bfhLetra{to{opacity:1;transform:none}}

.bfh__friday{display:block;height:calc(var(--corpo) * .73);width:auto;max-width:100%;margin-top:calc(var(--corpo) * .14);overflow:visible}
.bfh__friday text{font-family:'Montserrat Contorno','Montserrat',sans-serif;font-weight:900;font-size:100px;fill:none;stroke:#fff;stroke-width:2.2;stroke-linejoin:round;
  letter-spacing:0;word-spacing:0;font-kerning:none;stroke-dasharray:640;stroke-dashoffset:640;animation:bfhTraco 2.2s cubic-bezier(.4,0,.2,1) forwards}
.bfh__friday text:nth-child(1){animation-delay:.75s}.bfh__friday text:nth-child(2){animation-delay:.85s}.bfh__friday text:nth-child(3){animation-delay:.95s}
.bfh__friday text:nth-child(4){animation-delay:1.05s}.bfh__friday text:nth-child(5){animation-delay:1.15s}.bfh__friday text:nth-child(6){animation-delay:1.25s}
@keyframes bfhTraco{to{stroke-dashoffset:0}}

.bfh__fio{width:44px;height:1px;margin:calc(var(--corpo) * .3) 0 calc(var(--corpo) * .22);background:linear-gradient(90deg,transparent,var(--o2),transparent);opacity:0;animation:bfhSome .9s ease 1.7s forwards}
.bfh__off{display:flex;align-items:baseline;gap:.2em;line-height:1;white-space:nowrap;opacity:0;transform:translateY(10px);animation:bfhEntra 1s cubic-bezier(.2,.7,.2,1) 1.85s forwards}
.bfh__off small{font-size:calc(var(--corpo) * .17);font-weight:700;letter-spacing:.3em;text-transform:uppercase;color:#fff;align-self:center;margin-right:.5em}
.bfh__off strong{display:inline-block;animation:bfhNum 1.8s cubic-bezier(.45,0,.55,1) 3s infinite;filter:drop-shadow(0 0 18px rgba(255,198,26,.5));font-size:calc(var(--corpo) * 1.05);font-weight:900;letter-spacing:-.04em;background:linear-gradient(170deg,var(--o1) 10%,var(--o2) 55%,var(--o3));-webkit-background-clip:text;background-clip:text;color:transparent}
.bfh__off strong i{font-style:normal;font-size:.56em;font-weight:600;letter-spacing:0;margin-left:.04em;vertical-align:.5em}
.bfh__off em{font-style:normal;font-size:calc(var(--corpo) * .36);font-weight:900;letter-spacing:.28em;color:#fff;margin-left:.2em}
.bfh__pe{position:absolute;bottom:0;left:50%;transform:translate(-50%,50%);padding:0 14px;font-size:10.5px;font-weight:800;letter-spacing:.34em;text-transform:uppercase;color:var(--o2);white-space:nowrap;opacity:0;animation:bfhSome .9s ease 2.1s forwards}
@keyframes bfhSome{to{opacity:1}}
@keyframes bfhNum{0%,100%{transform:scale(1)}50%{transform:scale(1.07)}}
/* varredura de luz: uma vez na entrada e depois de tempos em tempos */
.bfh__brilho{position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(104deg,transparent 42%,rgba(255,255,255,.22) 48%,rgba(255,198,26,.5) 52%,transparent 58%);
  background-size:260% 100%;background-repeat:no-repeat;background-position:160% 0;mix-blend-mode:screen;animation:bfhVarre 5s cubic-bezier(.45,0,.55,1) 2.4s infinite}
@keyframes bfhVarre{0%{background-position:160% 0}22%,100%{background-position:-60% 0}}

@media (max-width:900px){
  .bfh__wrap{grid-template-columns:1fr;text-align:center;padding-top:44px;padding-bottom:52px;gap:38px}
  .bfh__arte{order:-1}
  .bfh__lock{--corpo:clamp(44px,13.5vw,64px);padding:22px 24px 28px}
  .bfh__glow{right:50%;top:22%;transform:translate(50%,-50%);width:120vw}
  .bfh__listras{mask-image:linear-gradient(0deg,#000 0,#000 40%,transparent 75%);-webkit-mask-image:linear-gradient(0deg,#000 0,#000 40%,transparent 75%)}
  .bfh__diag{bottom:auto;height:min(92vw,420px);mask-image:linear-gradient(180deg,#000 55%,transparent 100%);-webkit-mask-image:linear-gradient(180deg,#000 55%,transparent 100%)}
  .bfh__selo{margin-bottom:18px;font-size:10.5px}
  .bfh__h{font-size:clamp(29px,8vw,40px)}
  .bfh__sub{margin:16px auto 0;font-size:15px}
  .bfh__acoes{justify-content:center;flex-direction:column;margin-top:26px;gap:18px}
  .bfh__cta{width:100%;max-width:420px;justify-content:center}
  .bfh__prova{justify-content:center;margin-top:30px;gap:8px 20px;font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  .bfh *,.bfh *::after{animation:none!important}
  .bfh__txt>*,.bfh__black b,.bfh__fio,.bfh__off,.bfh__pe{opacity:1;transform:none}
  .bfh__pe{transform:translate(-50%,50%)}
  .bfh__friday text{stroke-dashoffset:0}
}

/* ── v2: coluna esquerda = texto + esteira; coluna direita = letreiro centrado na altura toda ── */
.bfh__wrap{align-items:stretch;padding-bottom:clamp(22px,3.4vh,40px)}
.bfh__esq{display:flex;flex-direction:column;min-width:0}
.bfh__esq .bfh__txt{margin:auto 0}
.bfh__arte{align-self:center}
.bfh__lock{--corpo:clamp(54px,min(7.4vw,13.5vh),132px)}

.bfh__cursos{margin-top:clamp(18px,3vh,36px);opacity:0;animation:bfhEntra .9s cubic-bezier(.2,.7,.2,1) .55s forwards}
.bfh__cursos-topo{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:12px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12)}
.bfh__cursos-rot{font-size:11px;font-weight:800;letter-spacing:.22em;text-transform:uppercase;color:var(--o2)}
.bfh__cursos-todos{font-size:12.5px;font-weight:700;color:#fff;text-decoration:none;white-space:nowrap;opacity:.85;transition:opacity .2s,color .2s}
.bfh__cursos-todos:hover{opacity:1;color:var(--o2)}
.bfh__trilho{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding:6px 2px;
  mask-image:linear-gradient(90deg,#000 0,#000 90%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,#000 0,#000 90%,transparent 100%)}
.bfh__trilho::-webkit-scrollbar{display:none}
/* pôster em pé, 9:16; a largura segue a ALTURA da tela para o conjunto caber */
.bfh__curso{flex:0 0 clamp(92px,12.5vh,140px);scroll-snap-align:start;display:block;text-decoration:none}
.bfh__capa{position:relative;display:block;aspect-ratio:9/16;border-radius:10px;overflow:hidden;background:#151515;border:1px solid rgba(255,255,255,.12);transition:transform .3s cubic-bezier(.2,.7,.2,1),border-color .3s,box-shadow .3s}
.bfh__capa img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.bfh__curso:hover .bfh__capa{transform:translateY(-5px) scale(1.03);border-color:var(--o2);box-shadow:0 16px 34px -14px rgba(255,198,26,.75)}
/* Computador: o texto fica compacto (título em duas linhas) para sobrar altura
   para os pôsteres, que precisam de tamanho para o título da arte ser lido.
   Tudo medido pela ALTURA da tela, que é o que falta em notebook. */
@media (min-width:901px){
  .bfh__wrap{padding-top:clamp(16px,3vh,44px);padding-bottom:clamp(14px,2.4vh,30px)}
  .bfh__selo{margin-bottom:clamp(10px,1.8vh,20px);padding:7px 13px}
  .bfh__h{font-size:clamp(28px,min(3.05vw,6vh),60px);line-height:1.03}
  .bfh__sub{margin-top:clamp(8px,1.6vh,18px);line-height:1.5;max-width:none}
  .bfh__acoes{margin-top:clamp(12px,2.2vh,26px)}
  .bfh__cta{padding:clamp(12px,1.7vh,17px) 28px}
  .bfh__cursos{margin-top:clamp(12px,2.2vh,28px)}
  .bfh__cursos-topo{padding-top:10px;margin-bottom:6px}
  .bfh__curso{flex-basis:clamp(128px,19.6vh,230px)}
  .bfh__trilho{gap:14px}
}
@media (max-width:900px){
  .bfh{min-height:0}
  .bfh__wrap{padding-bottom:30px;align-items:center}
  .bfh__lock{--corpo:clamp(44px,13.5vw,64px)}
  .bfh__esq .bfh__txt{margin:0}
  .bfh__cursos{margin:30px -22px 0;text-align:left}
  .bfh__cursos-topo{margin:0 20px 10px}
  .bfh__trilho{padding:6px 20px;scroll-padding-left:20px;mask-image:none;-webkit-mask-image:none;scroll-snap-type:x mandatory}
  .bfh__curso{flex-basis:36vw;max-width:170px}
  .bfh__cursos-rot{font-size:10px;letter-spacing:.16em}
}

/* Tela grande: o conteúdo se alarga até 1660px (margem lateral pela metade em 1920),
   para caberem mais pôsteres na esteira. Até 1440 nada muda. */
.bfh--largo .bfh__wrap{max-width:1700px}
@media (min-width:1700px){
  .bfh--largo .bfh__wrap{grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr)}
  .bfh--largo .bfh__lock{--corpo:clamp(54px,min(6.2vw,13vh),120px)}
  .bfh--largo .bfh__curso{flex-basis:clamp(128px,19vh,230px)}
  .bfh--largo .bfh__trilho{mask-image:linear-gradient(90deg,#000 0,#000 95%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,#000 0,#000 95%,transparent 100%)}
}