/* ==========================================================================
   MUSICLOUD — Design system (Fase 1)
   Paleta oficial do painel de identidade: preto #0B0B0B, vermelho #E10606,
   branco #FFFFFF, grafite #1A1A1A, cinza #A3A3A3. Sem azul, roxo ou verde.
   Vermelho só em ações, progresso e destaques. Texto pequeno nunca em vermelho
   (contraste 4:1 sobre o preto); vermelho em texto só em títulos grandes.
   ========================================================================== */
:root {
  --preto: #0B0B0B;
  --preto-2: #070707;
  --grafite: #1A1A1A;
  --grafite-2: #232323;
  --grafite-3: #2E2E2E;
  --linha: rgba(255, 255, 255, .08);
  --linha-2: rgba(255, 255, 255, .14);
  --branco: #FFFFFF;
  --cinza: #A3A3A3;
  --cinza-2: #8A8A8A;
  --vermelho: #E10606;
  --vermelho-h: #F5241F;
  --vermelho-f: rgba(225, 6, 6, .14);

  --display: "Montserrat", "Helvetica Neue", Arial, sans-serif;
  --corpo: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --raio: 16px;
  --raio-s: 10px;
  --raio-b: 6px;
  --max: 1240px;
  --header: 72px;
  --ease: cubic-bezier(.2, .8, .2, 1);

  /* Escala de espaçamento (8 pt) */
  --e1: 8px; --e2: 16px; --e3: 24px; --e4: 32px; --e5: 48px; --e6: 64px; --e7: 96px; --e8: 128px;
}

/* Base */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 24px); }
body { margin: 0; background: var(--preto); color: var(--branco); font: 16px/1.6 var(--corpo); -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4, p, figure { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--branco); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--vermelho); color: #fff; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.pular { position: absolute; left: -999px; top: 8px; background: var(--vermelho); color: #fff; padding: 10px 16px; border-radius: var(--raio-b); z-index: 300; font-weight: 700; }
.pular:focus { left: 8px; }

/* Grid e seções */
.wrap { width: min(var(--max), 100% - 32px); margin-inline: auto; }
@media (min-width: 768px) { .wrap { width: min(var(--max), 100% - 64px); } }
.sec { padding: clamp(80px, 11vw, 144px) 0; position: relative; }
.sec-s { padding: clamp(48px, 7vw, 88px) 0; position: relative; }
.sec + .sec { border-top: 1px solid var(--linha); }
.cab { display: grid; gap: var(--e2); max-width: 760px; margin-bottom: clamp(40px, 6vw, 72px); }
.cab.centro { margin-inline: auto; text-align: center; justify-items: center; }
.g12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--e3); }

/* Tipografia */
.t-hero, .t-h1, .t-h2, .t-h3, .t-eyebrow, .btn, .tag, .t-num { font-family: var(--display); }
.t-hero { font-size: clamp(40px, 5.4vw, 76px); line-height: .98; font-weight: 900; letter-spacing: -.02em; text-transform: uppercase; }
.t-h1 { font-size: clamp(38px, 5.6vw, 76px); line-height: 1; font-weight: 900; letter-spacing: -.02em; text-transform: uppercase; }
.t-h2 { font-size: clamp(32px, 4.6vw, 60px); line-height: 1.02; font-weight: 800; letter-spacing: -.015em; text-transform: uppercase; }
.t-h3 { font-size: clamp(18px, 1.7vw, 22px); line-height: 1.2; font-weight: 800; letter-spacing: .01em; text-transform: uppercase; }
.t-eyebrow { display: inline-flex; align-items: center; gap: 12px; font-size: 12px; font-weight: 700; letter-spacing: .28em; text-transform: uppercase; color: var(--cinza); }
.t-eyebrow::before { content: ""; width: 22px; height: 3px; background: var(--vermelho); transform: skewX(-40deg); }
.t-lead { font-size: clamp(17px, 1.6vw, 20px); line-height: 1.6; color: var(--cinza); max-width: 58ch; }
.t-sm { font-size: 14px; color: var(--cinza); }
.t-xs { font-size: 12px; color: var(--cinza-2); }
.t-num { font-weight: 800; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.vermelho { color: var(--vermelho); }
.cinza { color: var(--cinza); }

/* Botões */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 14px 28px; border-radius: var(--raio-b); border: 1px solid transparent; font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; cursor: pointer; white-space: nowrap; transition: background .25s, border-color .25s, color .25s, transform .25s var(--ease); }
.btn svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn:active { transform: scale(.98); }
.btn-p { background: var(--vermelho); color: #fff; }
.btn-p:hover { background: var(--vermelho-h); }
.btn-s { background: transparent; border-color: var(--linha-2); color: #fff; }
.btn-s:hover { border-color: #fff; }
.btn-g { position: relative; min-height: auto; padding: 6px 0; letter-spacing: .1em; color: #fff; border-radius: 0; }
.btn-g::after { content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: var(--vermelho); transform-origin: left; transform: scaleX(.35); transition: transform .3s var(--ease); }
.btn-g:hover::after { transform: scaleX(1); }
.btn-sm { min-height: 40px; padding: 10px 18px; font-size: 12px; }
.btn[disabled] { background: var(--grafite-2); color: var(--cinza-2); border-color: transparent; cursor: not-allowed; }
.acoes { display: flex; flex-wrap: wrap; align-items: center; gap: var(--e2) var(--e3); margin-top: var(--e4); }

/* Tags */
.tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; background: rgba(255, 255, 255, .08); color: #fff; border: 1px solid var(--linha); }
.tag.ponto::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--vermelho); box-shadow: 0 0 0 3px var(--vermelho-f); }
.tag.v { background: var(--vermelho); border-color: var(--vermelho); }
.tag.vidro { background: rgba(11, 11, 11, .55); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }

/* Logo oficial (PNG transparente) */
.logo { display: inline-flex; align-items: center; flex: none; }
.logo-img { height: 34px; width: auto; }
.logo-rodape .logo-img { height: auto; width: min(300px, 100%); }
.logo-ds .logo-img { height: auto; width: min(520px, 100%); }
.side .logo-img { height: 30px; }
@media (max-width: 420px) { .gn .logo-img { height: 28px; } }
.assinatura { font-family: var(--display); font-size: 11px; font-weight: 500; letter-spacing: .5em; text-transform: uppercase; color: var(--cinza); }

/* Header */
.gn { position: sticky; top: 0; z-index: 100; height: var(--header); background: rgba(11, 11, 11, .88); backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%); border-bottom: 1px solid var(--linha); transition: background .35s, border-color .35s; }
.topo-transparente .gn { position: fixed; left: 0; right: 0; background: transparent; border-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.topo-transparente .gn.solido { background: rgba(11, 11, 11, .9); border-color: var(--linha); backdrop-filter: blur(16px) saturate(160%); -webkit-backdrop-filter: blur(16px) saturate(160%); }
.gn .wrap { height: 100%; display: flex; align-items: center; gap: var(--e4); }
.nav { display: flex; align-items: center; gap: var(--e4); margin-left: auto; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { position: relative; font-family: var(--display); font-size: 13px; font-weight: 600; letter-spacing: .04em; color: rgba(255, 255, 255, .78); padding: 6px 0; transition: color .2s; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--vermelho); transform: scaleX(0); transition: transform .3s var(--ease); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #fff; }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }
.nav-acoes { display: flex; align-items: center; gap: var(--e3); }
.nav-acoes .entrar { font-family: var(--display); font-size: 13px; font-weight: 600; color: #fff; }
.nav-acoes .entrar:hover { color: var(--cinza); }
.menu-btn { display: none; margin-left: auto; width: 44px; height: 44px; background: none; border: 0; cursor: pointer; position: relative; }
.menu-btn i { position: absolute; left: 11px; width: 22px; height: 2px; background: #fff; transition: transform .3s var(--ease), top .3s var(--ease), opacity .2s; }
.menu-btn i:nth-child(1) { top: 15px; } .menu-btn i:nth-child(2) { top: 21px; } .menu-btn i:nth-child(3) { top: 27px; width: 14px; }
.menu-btn[aria-expanded="true"] i:nth-child(1) { top: 21px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] i:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] i:nth-child(3) { top: 21px; width: 22px; transform: rotate(-45deg); }
@media (max-width: 980px) {
  .menu-btn { display: block; }
  .nav { position: fixed; inset: var(--header) 0 0 0; height: calc(100dvh - var(--header)); background: var(--preto); flex-direction: column; align-items: stretch; justify-content: space-between; gap: var(--e4); padding: var(--e4) 24px 40px; margin: 0; visibility: hidden; opacity: 0; transform: translateY(-8px); transition: opacity .3s, transform .3s var(--ease), visibility .3s; }
  .nav.aberto { visibility: visible; opacity: 1; transform: none; }
  .nav-links { flex-direction: column; gap: 0; }
  .nav-links a { font-size: 28px; font-weight: 800; text-transform: uppercase; padding: 14px 0; border-bottom: 1px solid var(--linha); }
  .nav-links a::after { display: none; }
  .nav-links a[aria-current="page"] { color: var(--vermelho); }
  .nav-acoes { flex-direction: column; align-items: stretch; gap: var(--e2); }
  .nav-acoes .entrar { text-align: center; padding: 14px; border: 1px solid var(--linha-2); border-radius: var(--raio-b); }
  body.menu-aberto { overflow: hidden; }
  body.menu-aberto .gn { background: var(--preto) !important; }
}

/* Hero */
.hero { position: relative; min-height: min(100svh, 980px); display: flex; align-items: center; overflow: hidden; isolation: isolate; padding: calc(var(--header) + 48px) 0 96px; }
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 72% 30%; z-index: -3; transform: scale(calc(1.06 - .06 * var(--z, 0))); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background: linear-gradient(90deg, var(--preto) 0%, rgba(11, 11, 11, .92) 30%, rgba(11, 11, 11, .45) 60%, rgba(11, 11, 11, .1) 100%), linear-gradient(0deg, var(--preto) 0%, rgba(11, 11, 11, 0) 30%); }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; opacity: .06; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); pointer-events: none; }
.hero .conteudo { max-width: 900px; }
.hero .t-hero { margin: var(--e3) 0; }
.hero .t-lead { color: rgba(255, 255, 255, .78); }
@media (max-width: 760px) {
  .hero { align-items: flex-end; min-height: 100svh; padding-bottom: 88px; }
  .hero > img { object-position: 64% 20%; }
  .hero::before { background: linear-gradient(0deg, var(--preto) 8%, rgba(11, 11, 11, .88) 45%, rgba(11, 11, 11, .2) 80%); }
}
.hero-pagina { min-height: min(78svh, 760px); }

/* Cards */
.card { position: relative; background: var(--grafite); border: 1px solid var(--linha); border-radius: var(--raio); padding: clamp(24px, 3vw, 36px); overflow: hidden; }
.card-h { transition: transform .4s var(--ease), border-color .4s; }
.card-h:hover { transform: translateY(-4px); border-color: var(--linha-2); }
.card-h::after { content: ""; position: absolute; right: -40px; top: -40px; width: 80px; height: 80px; background: var(--vermelho); transform: rotate(45deg) scale(0); transition: transform .45s var(--ease); }
.card-h:hover::after { transform: rotate(45deg) scale(1); }
.ico { width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center; background: var(--grafite-2); border: 1px solid var(--linha); color: #fff; margin-bottom: var(--e3); transition: background .3s, border-color .3s; }
.ico svg { width: 24px; height: 24px; }
.card-h:hover .ico { background: var(--vermelho); border-color: var(--vermelho); }
.card p { color: var(--cinza); }
.card .t-h3 + p { margin-top: 10px; }
.tres { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--e3); }
@media (max-width: 860px) { .tres { grid-template-columns: 1fr; } }
.card .num-fundo { position: absolute; right: 24px; top: 16px; font-family: var(--display); font-size: 72px; font-weight: 900; color: rgba(255, 255, 255, .04); line-height: 1; }

/* Pôsteres de curso (estilo streaming) */
.posters { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: var(--e2); }
@media (max-width: 1100px) { .posters { grid-template-columns: repeat(4, 1fr); } .posters .poster.dest { grid-column: 1 / -1; aspect-ratio: 16 / 9; } }
@media (max-width: 680px) { .posters { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; margin-inline: -16px; padding: 0 16px 8px; scrollbar-width: none; } .posters::-webkit-scrollbar { display: none; } .poster { flex: 0 0 72%; scroll-snap-align: start; } .posters .poster.dest { flex-basis: 88%; aspect-ratio: 3 / 4; } }
.poster { position: relative; aspect-ratio: 3 / 4.4; border-radius: var(--raio); overflow: hidden; background: var(--grafite); border: 1px solid var(--linha); display: flex; flex-direction: column; justify-content: flex-end; padding: var(--e3); isolation: isolate; transition: transform .45s var(--ease), border-color .45s; }
.poster > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .8s var(--ease); }
.poster::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(11, 11, 11, .1) 20%, rgba(11, 11, 11, .95) 100%); }
a.poster:hover { transform: translateY(-6px); border-color: rgba(225, 6, 6, .6); }
a.poster:hover > img { transform: scale(1.05); }
.poster .topo-poster { position: absolute; top: var(--e3); left: var(--e3); right: var(--e3); display: flex; justify-content: space-between; gap: 8px; }
.poster .t-h3 { margin-top: 10px; }
.poster p { color: rgba(255, 255, 255, .72); font-size: 14px; margin-top: 8px; }
.poster .prof-p { color: var(--cinza); font-size: 13px; margin-top: 12px; }
.poster .btn { margin-top: var(--e3); align-self: flex-start; }
.poster.dest { aspect-ratio: auto; min-height: 100%; }
.poster.breve { background: radial-gradient(120% 70% at 100% 0%, rgba(225, 6, 6, .16), transparent 60%), var(--grafite); }
.poster.breve .inst { position: absolute; left: var(--e3); top: 50%; transform: translateY(-50%); font-family: var(--display); font-weight: 900; font-size: clamp(28px, 3vw, 40px); text-transform: uppercase; color: rgba(255, 255, 255, .1); letter-spacing: -.01em; }
.poster.breve .m-marca { position: absolute; right: -30px; bottom: 40px; width: 140px; opacity: .05; }

/* Mockup do painel (Método) */
.metodo { background: radial-gradient(60% 50% at 85% 20%, rgba(225, 6, 6, .12), transparent 70%), var(--preto-2); }
.metodo-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px, 6vw, 88px); align-items: center; }
@media (max-width: 980px) { .metodo-grid { grid-template-columns: 1fr; } }
.marcos { display: grid; grid-template-columns: 1fr 1fr; gap: var(--e2); margin-top: var(--e4); }
.marco { border-left: 2px solid var(--vermelho); padding: 4px 0 4px var(--e2); }
.marco b { display: block; font-family: var(--display); font-size: clamp(32px, 4vw, 44px); font-weight: 900; line-height: 1; }
.marco span { color: var(--cinza); font-size: 14px; }
.mock { background: var(--grafite); border: 1px solid var(--linha-2); border-radius: 18px; overflow: hidden; box-shadow: 0 40px 80px -40px rgba(0, 0, 0, .9); }
.mock-barra { display: flex; align-items: center; gap: 8px; padding: 14px 18px; border-bottom: 1px solid var(--linha); background: var(--grafite-2); }
.mock-barra i { width: 10px; height: 10px; border-radius: 50%; background: var(--grafite-3); }
.mock-barra span { margin-left: auto; }
.mock-corpo { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; padding: 18px; }
@media (max-width: 560px) { .mock-corpo { grid-template-columns: 1fr; } }
.mini { background: var(--preto); border: 1px solid var(--linha); border-radius: 12px; padding: 18px; }
.mini .rot { font-family: var(--display); font-size: 10px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--cinza-2); margin-bottom: 8px; display: block; }
.mini b { font-family: var(--display); font-size: 28px; font-weight: 900; line-height: 1.1; display: block; }
.mini.anel-box { grid-row: span 2; display: grid; place-items: center; text-align: center; }

/* Anel de progresso */
.anel { position: relative; width: min(220px, 100%); aspect-ratio: 1; }
.anel svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.anel circle { fill: none; stroke-width: 9; }
.anel .tr { stroke: var(--grafite-3); }
.anel .pr { stroke: var(--vermelho); stroke-linecap: round; transition: stroke-dashoffset 1.4s var(--ease); }
.anel .meio { position: absolute; inset: 0; display: grid; place-content: center; text-align: center; }
.anel .meio b { font-family: var(--display); font-size: clamp(36px, 5vw, 52px); font-weight: 900; line-height: 1; font-variant-numeric: tabular-nums; }
.anel .meio span { font-size: 12px; color: var(--cinza); margin-top: 6px; letter-spacing: .06em; }

/* Barras */
.barra { height: 6px; border-radius: 99px; background: var(--grafite-3); overflow: hidden; }
.barra i { display: block; height: 100%; width: 0; background: var(--vermelho); border-radius: inherit; transition: width 1.2s var(--ease); }
.linha-barra { display: flex; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--cinza); margin-bottom: 8px; }

/* Seção dividida com foto */
.split { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 6vw, 88px); align-items: center; }
.split.inv { grid-template-columns: .9fr 1.1fr; }
.split.inv > :first-child { order: 2; }
@media (max-width: 900px) { .split, .split.inv { grid-template-columns: 1fr; } .split.inv > :first-child { order: 0; } }
.foto { position: relative; border-radius: var(--raio); overflow: hidden; border: 1px solid var(--linha); aspect-ratio: 4 / 3; }
.foto img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.foto:hover img { transform: scale(1.03); }
.foto .tag { position: absolute; left: var(--e2); top: var(--e2); }
.conceitos { list-style: none; padding: 0; margin: var(--e4) 0 0; border-top: 1px solid var(--linha); }
.conceitos li { display: flex; align-items: center; justify-content: space-between; gap: var(--e2); padding: 16px 0; border-bottom: 1px solid var(--linha); font-family: var(--display); font-weight: 700; font-size: 15px; text-transform: uppercase; letter-spacing: .06em; transition: padding .3s var(--ease); }
.conceitos li span { color: var(--cinza-2); font-size: 12px; font-weight: 600; }
.conceitos li:hover { padding-left: 10px; }

/* Professor */
.prof { display: grid; grid-template-columns: 420px 1fr; background: var(--grafite); border: 1px solid var(--linha); border-radius: var(--raio); overflow: hidden; }
.prof .foto { border: 0; border-radius: 0; aspect-ratio: auto; min-height: 440px; }
.prof .foto img { position: absolute; inset: 0; object-position: 50% 30%; }
.prof .txt { padding: clamp(32px, 5vw, 64px); display: flex; flex-direction: column; justify-content: center; }
.prof .txt p { color: var(--cinza); margin-top: var(--e2); max-width: 52ch; }
@media (max-width: 860px) { .prof { grid-template-columns: 1fr; } .prof .foto { min-height: 0; aspect-ratio: 4 / 3; } }
.vaga { display: grid; place-items: center; text-align: center; min-height: 120px; margin-top: var(--e2); border: 1px dashed var(--linha-2); border-radius: var(--raio); color: var(--cinza-2); padding: var(--e3); font-size: 14px; }

/* CTA final */
.cta { position: relative; overflow: hidden; isolation: isolate; text-align: center; padding: clamp(112px, 16vw, 200px) 0; }
.cta > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; }
.cta::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(60% 80% at 50% 50%, rgba(11, 11, 11, .78), rgba(11, 11, 11, .95) 80%), linear-gradient(180deg, var(--preto), rgba(11, 11, 11, 0) 25%, rgba(11, 11, 11, 0) 75%, var(--preto)); }
.cta .t-h1 { max-width: 15ch; margin: var(--e3) auto; }
.cta .t-lead { margin: 0 auto; color: rgba(255, 255, 255, .8); }
.cta .acoes { justify-content: center; }

/* Rodapé */
.rodape { background: var(--preto-2); border-top: 1px solid var(--linha); padding: clamp(56px, 8vw, 88px) 0 32px; }
.rodape .topo-rod { display: grid; grid-template-columns: 1.3fr repeat(4, 1fr); gap: var(--e4); }
@media (max-width: 900px) { .rodape .topo-rod { grid-template-columns: 1fr 1fr; } .rodape .topo-rod > :first-child { grid-column: 1 / -1; } }
.rodape h4 { font-family: var(--display); font-size: 11px; font-weight: 700; letter-spacing: .22em; text-transform: uppercase; color: var(--cinza-2); margin-bottom: var(--e2); }
.rodape ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.rodape a, .rodape li { font-size: 14px; color: var(--cinza); }
.rodape a:hover { color: #fff; }
.rodape .breve { color: var(--cinza-2); }
.rodape .base { margin-top: var(--e6); padding-top: var(--e3); border-top: 1px solid var(--linha); display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; font-size: 12px; color: var(--cinza-2); }

/* Catálogo */
.filtros { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: var(--e3); }
.busca { flex: 1 1 300px; position: relative; }
.busca svg { position: absolute; left: 18px; top: 50%; width: 18px; height: 18px; transform: translateY(-50%); color: var(--cinza-2); pointer-events: none; }
.campo-in, .busca input, .sel select { width: 100%; height: 52px; border-radius: var(--raio-b); border: 1px solid var(--linha-2); background: var(--grafite); color: #fff; padding: 0 18px; transition: border-color .2s; }
.busca input { padding-left: 48px; }
.campo-in:focus, .busca input:focus, .sel select:focus { outline: none; border-color: #fff; }
.busca input::placeholder, .campo-in::placeholder { color: var(--cinza-2); }
.sel { position: relative; flex: 0 1 220px; }
.sel select { appearance: none; -webkit-appearance: none; padding-right: 42px; cursor: pointer; font-size: 14px; }
.sel::after { content: ""; position: absolute; right: 18px; top: 50%; width: 7px; height: 7px; border-right: 2px solid var(--cinza); border-bottom: 2px solid var(--cinza); transform: translateY(-70%) rotate(45deg); pointer-events: none; }
@media (max-width: 680px) { .sel { flex: 1 1 calc(50% - 6px); } }
.grade-cursos { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--e2); }
.vazio-msg { grid-column: 1 / -1; padding: var(--e6) var(--e3); text-align: center; color: var(--cinza); border: 1px dashed var(--linha-2); border-radius: var(--raio); }

/* Página de curso */
.lista-check { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.lista-check li { display: grid; grid-template-columns: 20px 1fr; gap: 14px; color: var(--cinza); }
.lista-check li::before { content: ""; width: 14px; height: 3px; margin-top: 11px; background: var(--vermelho); transform: skewX(-40deg); }
.colunas { display: grid; grid-template-columns: 1.55fr 1fr; gap: var(--e4); align-items: start; }
@media (max-width: 960px) { .colunas { grid-template-columns: 1fr; } }
.fixa { position: sticky; top: calc(var(--header) + 24px); }
@media (max-width: 960px) { .fixa { position: static; } }
.info { margin: var(--e3) 0; }
.info div { display: flex; justify-content: space-between; gap: var(--e2); padding: 14px 0; border-top: 1px solid var(--linha); font-size: 14px; }
.info dt { color: var(--cinza-2); }
.info dd { margin: 0; text-align: right; }
.modulo { border: 1px solid var(--linha); border-radius: var(--raio-s); background: var(--grafite); margin-bottom: 10px; overflow: hidden; }
.modulo summary { list-style: none; cursor: pointer; padding: 18px 22px; display: flex; align-items: center; justify-content: space-between; gap: var(--e2); }
.modulo summary::-webkit-details-marker { display: none; }
.modulo summary strong { font-family: var(--display); font-size: 15px; font-weight: 800; text-transform: uppercase; letter-spacing: .04em; display: block; }
.modulo summary small { display: block; font-size: 13px; color: var(--cinza-2); margin-top: 2px; }
.modulo summary::after { content: "+"; flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; border: 1px solid var(--linha-2); font-size: 18px; line-height: 1; transition: transform .3s var(--ease), background .3s; }
.modulo[open] summary::after { transform: rotate(45deg); background: var(--vermelho); border-color: var(--vermelho); }
.aulas { list-style: none; margin: 0; padding: 0 22px 12px; }
.aulas li { display: flex; justify-content: space-between; gap: var(--e2); padding: 12px 0; border-top: 1px solid var(--linha); font-size: 14px; color: var(--cinza-2); }
.aulas li.on { color: #fff; }
.aulas .st { font-size: 11px; font-family: var(--display); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; white-space: nowrap; }
.aulas li.on .st::before { content: ""; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--vermelho); margin-right: 8px; vertical-align: 1px; }

/* Planos */
.planos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--e3); max-width: 960px; margin: 0 auto; }
@media (max-width: 760px) { .planos { grid-template-columns: 1fr; } }
.plano { display: flex; flex-direction: column; padding: clamp(28px, 4vw, 44px); }
.plano.dest { border-color: rgba(225, 6, 6, .55); background: linear-gradient(180deg, rgba(225, 6, 6, .1), var(--grafite) 45%); }
.plano .valor { font-family: var(--display); font-size: 26px; font-weight: 900; text-transform: uppercase; margin-top: var(--e3); }
.plano .valor small { display: block; font-family: var(--corpo); font-size: 13px; font-weight: 400; text-transform: none; color: var(--cinza-2); margin-top: 4px; }
.plano .lista-check { margin: var(--e4) 0; flex: 1; }
.comparativo { width: 100%; max-width: 960px; margin: var(--e6) auto 0; border-collapse: collapse; font-size: 14px; }
.comparativo th, .comparativo td { padding: 16px 12px; border-bottom: 1px solid var(--linha); text-align: center; }
.comparativo th:first-child, .comparativo td:first-child { text-align: left; color: var(--cinza); }
.comparativo thead th { font-family: var(--display); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: #fff; }
.comparativo .sim { color: #fff; font-weight: 700; }
.comparativo .sim::before { content: ""; display: inline-block; width: 12px; height: 3px; background: var(--vermelho); transform: skewX(-40deg); margin-right: 8px; vertical-align: 3px; }

/* Entrar / cadastro */
.auth { display: grid; grid-template-columns: 1fr 1fr; min-height: calc(100svh - var(--header)); }
.auth .lado-foto { position: relative; overflow: hidden; }
.auth .lado-foto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 30%; }
.auth .lado-foto::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(11, 11, 11, .9), rgba(11, 11, 11, .2) 60%); }
.auth .lado-foto .legenda { position: absolute; left: var(--e5); right: var(--e5); bottom: var(--e5); z-index: 1; }
.auth .lado-form { display: grid; place-items: center; padding: var(--e5) 16px; }
.auth form { width: min(420px, 100%); display: grid; gap: var(--e2); }
@media (max-width: 860px) { .auth { grid-template-columns: 1fr; } .auth .lado-foto { display: none; } }
.abas { display: grid; grid-template-columns: 1fr 1fr; background: var(--grafite); border: 1px solid var(--linha); border-radius: var(--raio-b); padding: 4px; margin-bottom: var(--e2); }
.abas button { height: 42px; border: 0; background: none; border-radius: 4px; font-family: var(--display); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--cinza); cursor: pointer; transition: background .25s, color .25s; }
.abas button[aria-selected="true"] { background: var(--grafite-3); color: #fff; }
.campo { display: grid; gap: 8px; }
.campo label { font-size: 13px; color: var(--cinza); }
.campo .erro { font-size: 12px; color: #ff6b66; }
.aviso { border: 1px solid var(--linha-2); background: var(--grafite); border-radius: var(--raio-b); padding: 14px 16px; font-size: 14px; color: var(--cinza); }
.aviso strong { color: #fff; }

/* Toast */
.toast { position: fixed; left: 50%; bottom: 24px; z-index: 400; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; max-width: min(460px, calc(100% - 32px)); background: var(--grafite-2); border: 1px solid var(--linha-2); border-left: 3px solid var(--vermelho); border-radius: var(--raio-b); padding: 14px 18px; font-size: 14px; box-shadow: 0 20px 50px -20px #000; transition: opacity .3s, transform .3s var(--ease); }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ==========================================================================
   Plataforma do aluno
   ========================================================================== */
.app-corpo { background: var(--preto-2); }
.app { display: grid; grid-template-columns: 256px 1fr; min-height: 100svh; }
.side { position: sticky; top: 0; height: 100svh; display: flex; flex-direction: column; gap: var(--e4); padding: var(--e3) var(--e2); border-right: 1px solid var(--linha); background: var(--preto); overflow-y: auto; }
.side .logo { padding: 4px 8px; }
.side nav { display: grid; gap: 2px; }
.side nav a { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: 8px; font-size: 14px; font-weight: 500; color: var(--cinza); transition: background .2s, color .2s; }
.side nav a svg { width: 18px; height: 18px; flex: none; }
.side nav a:hover { background: var(--grafite); color: #fff; }
.side nav a[aria-current="page"] { background: var(--grafite); color: #fff; box-shadow: inset 3px 0 0 var(--vermelho); }
.side .rot { font-family: var(--display); font-size: 10px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--cinza-2); padding: 0 12px; margin-bottom: 6px; }
.side .rodape-side { margin-top: auto; display: grid; gap: var(--e2); }
.usuario { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 10px; background: var(--grafite); border: 1px solid var(--linha); font-size: 14px; }
.avatar { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; background: var(--grafite-3); font-family: var(--display); font-weight: 800; font-size: 13px; flex: none; }
.usuario small { display: block; color: var(--cinza-2); font-size: 12px; }
.app-main { min-width: 0; }
.app-top { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; gap: var(--e2); height: 68px; padding: 0 clamp(16px, 3vw, 40px); background: rgba(7, 7, 7, .85); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--linha); }
.app-top .demo { margin-left: auto; font-size: 12px; color: var(--cinza); display: inline-flex; align-items: center; gap: 8px; }
.app-top .demo::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--vermelho); }
.app-conteudo { padding: clamp(24px, 3vw, 40px) clamp(16px, 3vw, 40px); max-width: 1320px; }
.app-titulo { margin-bottom: var(--e4); }
.app-titulo h1 { font-family: var(--display); font-size: clamp(26px, 3vw, 36px); font-weight: 900; text-transform: uppercase; letter-spacing: -.01em; line-height: 1.05; }
.app-titulo p { color: var(--cinza); margin-top: 6px; }
.side-btn { display: none; }
@media (max-width: 960px) {
  .app { grid-template-columns: 1fr; }
  .side { position: fixed; inset: 0 auto 0 0; width: 280px; z-index: 200; transform: translateX(-100%); transition: transform .35s var(--ease); }
  .side.aberto { transform: none; box-shadow: 0 0 0 100vmax rgba(0, 0, 0, .6); }
  .side-btn { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 8px; border: 1px solid var(--linha-2); background: none; cursor: pointer; color: #fff; }
}
.painel { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--e2); }
.painel > * { grid-column: span 12; }
@media (min-width: 720px) { .c6, .c3, .c4 { grid-column: span 6; } }
@media (min-width: 1200px) { .c3 { grid-column: span 3; } .c4 { grid-column: span 4; } .c5 { grid-column: span 5; } .c7 { grid-column: span 7; } .c8 { grid-column: span 8; } }
.p-card { background: var(--grafite); border: 1px solid var(--linha); border-radius: 14px; padding: var(--e3); min-width: 0; }
.p-card h2 { font-family: var(--display); font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.p-card .cab-card { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: var(--e2); }
.p-card .cab-card > a { font-size: 13px; color: var(--cinza); }
.p-card .cab-card > a:hover { color: #fff; }
.kpi .rot { font-size: 13px; color: var(--cinza); }
.kpi b { display: block; font-family: var(--display); font-size: clamp(30px, 3vw, 40px); font-weight: 900; line-height: 1.1; margin: 6px 0 12px; font-variant-numeric: tabular-nums; }
.continuar { display: grid; grid-template-columns: 220px 1fr; gap: var(--e3); align-items: center; }
@media (max-width: 640px) { .continuar { grid-template-columns: 1fr; } }
.continuar .thumb { position: relative; display: block; aspect-ratio: 16 / 10; border-radius: 10px; overflow: hidden; }
.continuar .thumb img { width: 100%; height: 100%; object-fit: cover; }
.continuar .thumb::after { content: ""; position: absolute; inset: 0; background: rgba(11, 11, 11, .35) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 48 48'%3E%3Ccircle cx='24' cy='24' r='24' fill='%23E10606'/%3E%3Cpath d='M19 15l14 9-14 9z' fill='%23fff'/%3E%3C/svg%3E") center / 44px no-repeat; }
.linha-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 0; border-top: 1px solid var(--linha); font-size: 14px; }
.linha-item:first-child { border-top: 0; }
.linha-item > span:last-child { color: var(--cinza); white-space: nowrap; }
.grafico { display: flex; align-items: flex-end; gap: 8px; height: 160px; padding-top: 12px; }
.grafico .col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 8px; height: 100%; justify-content: flex-end; }
.grafico .col i { width: 100%; max-width: 36px; border-radius: 6px 6px 2px 2px; background: var(--grafite-3); height: var(--h, 2%); min-height: 3px; transition: height 1s var(--ease); }
.grafico .col i.on { background: var(--vermelho); }
.grafico .col span { font-size: 11px; color: var(--cinza-2); }
.desafio-item { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px; border: 1px solid var(--linha); border-radius: 10px; margin-top: 10px; transition: border-color .2s, background .2s; }
.desafio-item:hover { border-color: var(--linha-2); background: var(--grafite-2); }
.desafio-item b { font-size: 14px; display: block; }
.desafio-item small { color: var(--cinza-2); font-size: 12px; }

/* Player */
.player { display: grid; grid-template-columns: 1fr 360px; gap: var(--e3); align-items: start; }
@media (max-width: 1100px) { .player { grid-template-columns: 1fr; } }
.video { position: relative; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; background: #000; border: 1px solid var(--linha); }
.video img { width: 100%; height: 100%; object-fit: cover; opacity: .45; }
.video .sobre-video { position: absolute; inset: 0; display: grid; place-items: center; text-align: center; padding: var(--e3); }
.video .play { width: 76px; height: 76px; border-radius: 50%; border: 0; background: var(--vermelho); display: grid; place-items: center; cursor: pointer; transition: transform .3s var(--ease); margin: 0 auto 14px; color: #fff; }
.video .play:hover { transform: scale(1.06); }
.video .play svg { width: 28px; height: 28px; margin-left: 4px; }
.player-info { margin-top: var(--e3); }
.player-info h1 { font-family: var(--display); font-size: clamp(22px, 2.4vw, 30px); font-weight: 900; text-transform: uppercase; line-height: 1.1; margin-top: 8px; }
.player-acoes { display: flex; flex-wrap: wrap; gap: 12px; margin-top: var(--e3); }
.bloco-texto { margin-top: var(--e4); border-top: 1px solid var(--linha); }
.bloco-texto h3 { font-family: var(--display); font-size: 12px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: var(--cinza); margin: var(--e3) 0 10px; }
.bloco-texto p { color: #ddd; max-width: 70ch; }
.material { display: flex; align-items: center; gap: 14px; padding: 14px; border: 1px solid var(--linha); border-radius: 10px; background: var(--grafite); margin-top: 10px; }
.material .ext { width: 40px; height: 40px; border-radius: 8px; display: grid; place-items: center; background: var(--grafite-3); font-family: var(--display); font-size: 10px; font-weight: 800; flex: none; }
.material div { flex: 1; min-width: 0; }
.material small { display: block; color: var(--cinza-2); font-size: 12px; }
.lista-aulas { background: var(--grafite); border: 1px solid var(--linha); border-radius: 14px; overflow: hidden; }
.lista-aulas .cab-lista { padding: var(--e3); border-bottom: 1px solid var(--linha); }
.lista-aulas .rolagem { max-height: 72vh; overflow-y: auto; }
.lista-aulas details summary { list-style: none; cursor: pointer; padding: 14px var(--e3); font-family: var(--display); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--linha); }
.lista-aulas details summary::-webkit-details-marker { display: none; }
.lista-aulas details summary small { color: var(--cinza-2); font-family: var(--corpo); font-weight: 400; letter-spacing: 0; text-transform: none; }
.aula-link { display: grid; grid-template-columns: 22px 1fr; gap: 12px; padding: 12px var(--e3); font-size: 14px; color: var(--cinza); border-bottom: 1px solid var(--linha); transition: background .2s; }
a.aula-link:hover { background: var(--grafite-2); color: #fff; }
.aula-link .chk { width: 20px; height: 20px; border-radius: 50%; border: 2px solid var(--grafite-3); display: grid; place-items: center; }
.aula-link.feita .chk { background: var(--vermelho); border-color: var(--vermelho); }
.aula-link.feita .chk::after { content: ""; width: 8px; height: 4px; border-left: 2px solid #fff; border-bottom: 2px solid #fff; transform: rotate(-45deg) translate(1px, -1px); }
.aula-link.atual { background: var(--grafite-2); color: #fff; box-shadow: inset 3px 0 0 var(--vermelho); }
.aula-link.travada { color: var(--cinza-2); opacity: .6; }
.aula-link.travada .chk { border-style: dashed; }

/* Desafio de 18 minutos */
.desafio { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--e3); align-items: start; }
@media (max-width: 1100px) { .desafio { grid-template-columns: 1fr; } }
.escolha { display: grid; gap: 10px; }
.escolha button { text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 16px 18px; border-radius: 10px; border: 1px solid var(--linha); background: var(--grafite); cursor: pointer; transition: border-color .2s; }
.escolha button:hover { border-color: var(--linha-2); }
.escolha button[aria-pressed="true"] { border-color: var(--vermelho); box-shadow: inset 3px 0 0 var(--vermelho); }
.escolha button[disabled] { opacity: .5; cursor: not-allowed; }
.escolha small { color: var(--cinza-2); display: block; font-size: 12px; }
.cron { text-align: center; padding: clamp(28px, 4vw, 48px) var(--e3); }
.tempo { font-family: var(--display); font-size: clamp(64px, 11vw, 120px); font-weight: 900; line-height: 1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.cron .etapa-atual { margin-top: 14px; font-family: var(--display); font-size: 13px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.cron .status { color: var(--cinza); font-size: 14px; margin-top: 6px; min-height: 1.6em; }
.cron .acoes { justify-content: center; }
.etapas { display: grid; gap: 8px; }
.etapa { position: relative; display: grid; grid-template-columns: 92px 1fr; gap: 14px; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--linha); background: var(--grafite); overflow: hidden; transition: border-color .3s, opacity .3s; }
.etapa .faixa { font-family: var(--display); font-size: 12px; font-weight: 800; color: var(--cinza); font-variant-numeric: tabular-nums; padding-top: 2px; }
.etapa b { display: block; font-size: 14px; }
.etapa small { color: var(--cinza-2); font-size: 12px; }
.etapa i { position: absolute; left: 0; bottom: 0; height: 3px; width: 0; background: var(--vermelho); }
.etapa.atual { border-color: rgba(225, 6, 6, .6); }
.etapa.atual .faixa { color: #fff; }
.etapa.feita { opacity: .55; }

/* Evolução */
.conquistas { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.conquista { padding: 18px; border-radius: 12px; border: 1px solid var(--linha); background: var(--preto); text-align: center; }
.conquista .selo { width: 48px; height: 48px; margin: 0 auto 14px; display: grid; place-items: center; border-radius: 12px; background: var(--grafite-3); color: var(--cinza-2); transform: rotate(45deg); }
.conquista .selo svg { width: 22px; height: 22px; transform: rotate(-45deg); }
.conquista b { font-size: 13px; display: block; }
.conquista small { color: var(--cinza-2); font-size: 12px; }
.conquista.ok .selo { background: var(--vermelho); color: #fff; }
.conquista:not(.ok) { opacity: .6; }
.tabela { width: 100%; border-collapse: collapse; font-size: 14px; }
.tabela th { text-align: left; font-family: var(--display); font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--cinza-2); padding: 0 8px 10px 0; }
.tabela td { padding: 12px 8px 12px 0; border-top: 1px solid var(--linha); color: #ddd; }
.tabela .ex { font-size: 10px; font-family: var(--display); font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--cinza-2); border: 1px solid var(--linha-2); border-radius: 4px; padding: 2px 6px; margin-left: 8px; }
.dias { display: grid; grid-template-columns: repeat(14, 1fr); gap: 5px; }
.dias i { aspect-ratio: 1; border-radius: 4px; background: var(--grafite-3); }
.dias i.on { background: var(--vermelho); }

/* Página de design system */
.ds-cores { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: var(--e2); }
.ds-cor { border: 1px solid var(--linha); border-radius: var(--raio-s); overflow: hidden; background: var(--grafite); }
.ds-cor i { display: block; height: 96px; }
.ds-cor div { padding: 14px; font-size: 13px; color: var(--cinza); }
.ds-cor b { display: block; font-family: var(--display); color: #fff; }
.ds-bloco { display: grid; gap: var(--e3); padding: var(--e5) 0; border-top: 1px solid var(--linha); }

/* Movimento */
.rev { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.rev.vis { opacity: 1; transform: none; }
.d1 { transition-delay: .08s; } .d2 { transition-delay: .16s; } .d3 { transition-delay: .24s; } .d4 { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .rev { opacity: 1; transform: none; }
  .hero > img { transform: none; }
}
@media (min-width: 1101px) { .posters .poster { aspect-ratio: auto; height: 540px; } }
.poster.breve .inst { top: 40%; }

/* Filme da marca (animação da logo) */
.filme { position: relative; background: #000; overflow: hidden; }
.filme video { display: block; width: 100%; aspect-ratio: 16 / 9; max-height: 92svh; object-fit: cover; background: #000; }
.filme::before, .filme::after { content: ""; position: absolute; left: 0; right: 0; height: 16%; z-index: 1; pointer-events: none; }
.filme::before { top: 0; background: linear-gradient(var(--preto), rgba(11, 11, 11, 0)); }
.filme::after { bottom: 0; background: linear-gradient(rgba(11, 11, 11, 0), var(--preto)); }
.filme-ctrl { position: absolute; right: 24px; bottom: 24px; z-index: 2; width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .25); background: rgba(11, 11, 11, .55); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); color: #fff; display: grid; place-items: center; cursor: pointer; transition: border-color .2s; }
.filme-ctrl:hover { border-color: #fff; }
.filme-ctrl svg { width: 16px; height: 16px; }
.filme-ctrl .i-play, .filme-ctrl.parado .i-pausa { display: none; }
.filme-ctrl.parado .i-play { display: block; }
@media (max-width: 760px) { .filme-ctrl { right: 12px; bottom: 12px; width: 40px; height: 40px; } }

/* Ícone 3D animado (CTA final e tela de Entrar) */
.icone-3d { position: relative; width: clamp(200px, 26vw, 320px); aspect-ratio: 1; margin: 0 auto var(--e3); }
.icone-3d video { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--preto); -webkit-mask-image: radial-gradient(circle at 50% 48%, #000 52%, transparent 71%); mask-image: radial-gradient(circle at 50% 48%, #000 52%, transparent 71%); }
.icone-3d .filme-ctrl { right: 4%; bottom: 8%; width: 36px; height: 36px; }
.cta-icone { background: radial-gradient(50% 55% at 50% 30%, rgba(225, 6, 6, .16), transparent 70%), var(--preto); padding-top: clamp(64px, 9vw, 112px); }
.cta-icone::before { display: none; }
.lado-marca { display: grid; place-items: center; background: radial-gradient(60% 50% at 50% 40%, rgba(225, 6, 6, .14), transparent 70%), var(--preto-2); border-right: 1px solid var(--linha); }
.auth .lado-marca::after { display: none; }
.lado-marca .icone-3d { width: min(360px, 70%); margin-top: -10%; }
.lado-marca .legenda { text-align: center; }

/* Vídeo dentro de moldura de foto */
.video-box { background: var(--preto); }
.video-box video { width: 100%; height: 100%; object-fit: cover; display: block; }
.video-box .filme-ctrl { right: 16px; bottom: 16px; width: 40px; height: 40px; }

/* Banner rotativo do topo (abertura + artistas) */
.banner { position: relative; --dur: 7s; }
.slides { display: grid; touch-action: pan-y; }
.slide { grid-area: 1 / 1; opacity: 0; visibility: hidden; transition: opacity .9s var(--ease), visibility 0s .9s; }
.slide.ativo { opacity: 1; visibility: visible; transition: opacity .9s var(--ease); }
.banner-base { position: absolute; left: 0; right: 0; bottom: 28px; z-index: 5; }
.banner-base .wrap { display: flex; align-items: center; justify-content: space-between; gap: var(--e3); }
.banner-ctrl { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.b-seta { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .22); background: rgba(11, 11, 11, .45); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); color: #fff; cursor: pointer; transition: border-color .2s, background .2s; }
.b-seta:hover { border-color: #fff; }
.b-seta svg { width: 16px; height: 16px; }
.b-seta .i-play, .banner.parado .b-seta .i-pausa { display: none; }
.banner.parado .b-seta .i-play { display: block; }
.b-pontos { display: flex; gap: 6px; padding: 0 6px; }
.b-ponto { width: 40px; height: 32px; padding: 0; border: 0; background: none; cursor: pointer; display: grid; align-items: center; }
.b-ponto span { display: block; height: 3px; border-radius: 3px; background: rgba(255, 255, 255, .25); overflow: hidden; }
.b-ponto i { display: block; height: 100%; width: 0; background: var(--vermelho); }
.b-ponto[aria-current="true"] i { animation: b-progresso var(--dur) linear forwards; }
.banner.segurando .b-ponto i, .banner.parado .b-ponto i { animation-play-state: paused; }
@keyframes b-progresso { from { width: 0; } to { width: 100%; } }
@media (max-width: 600px) { .banner-base .assinatura { display: none; } .banner-base { bottom: 20px; } }
@media (prefers-reduced-motion: reduce) { .b-ponto[aria-current="true"] i { width: 100%; } .slide-imagem img { transform: none; } }
.b-ponto[aria-current="true"] span { background: rgba(255, 255, 255, .6); }

/* Slide com banner pronto em imagem */
.slide-imagem { display: grid; place-items: center; min-height: min(100svh, 980px); padding: var(--header) 0 88px; background: var(--preto); }
.slide-link { display: block; width: 100%; }
.slide-imagem img { width: 100%; height: auto; max-height: calc(100svh - var(--header) - 96px); object-fit: contain; -webkit-mask-image: linear-gradient(transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(transparent, #000 7%, #000 93%, transparent); transform: scale(1.03); transition: transform 1.4s var(--ease); }
.slide-imagem.ativo img { transform: none; }
.slide-link:focus-visible { outline-offset: -6px; }
@media (max-width: 760px) { .slide-imagem { padding: calc(var(--header) + 8px) 0 76px; } .slide-imagem img { max-height: calc(100svh - var(--header) - 90px); } }

/* Abertura com a guitarra, o case e a palheta (hero-marca) */
.hero-marca > img { object-position: 100% 50%; transform: none; }
.hero-marca::before { background: linear-gradient(90deg, rgba(11, 11, 11, .9) 0%, rgba(11, 11, 11, .72) 28%, rgba(11, 11, 11, .18) 50%, rgba(11, 11, 11, 0) 62%), linear-gradient(0deg, rgba(11, 11, 11, .75) 0%, rgba(11, 11, 11, 0) 24%); }
.hero-marca .conteudo { max-width: min(48vw, 900px); }
.hero-marca .t-hero { font-size: clamp(38px, 3.9vw, 74px); }
.hero-marca .t-lead { max-width: 580px; color: rgba(255, 255, 255, .78); }
.banner-base .assinatura { display: none; }

/* Desktop: a altura do banner acompanha a proporção das imagens (2,33:1),
   para guitarra, case e palheta aparecerem inteiros e o banner do curso ocupar a largura toda */
@media (min-width: 761px) {
  .banner { --altura: clamp(600px, calc(100vw / 2.333 + var(--header)), 100svh); }
  .banner .slide { min-height: var(--altura); }
  .banner .hero { padding: calc(var(--header) + 24px) 0 96px; }
  .hero-marca .wrap { width: 100%; max-width: none; padding: 0 clamp(32px, 4.5vw, 96px); }
  .slide-imagem { padding: var(--header) 0 0; place-items: stretch; }
  .slide-imagem img { height: calc(var(--altura) - var(--header)); max-height: none; object-fit: contain; }
}
@media (max-width: 760px) {
  .banner .slide { min-height: 100svh; }
  .hero-marca > img { object-position: 54% 50%; }
  .hero-marca::before { background: linear-gradient(0deg, var(--preto) 10%, rgba(11, 11, 11, .86) 46%, rgba(11, 11, 11, .15) 80%); }
  .hero-marca .conteudo { max-width: none; }
  .banner .hero { padding-bottom: 104px; }
}

/* Selo para imagens conceituais (ainda não são fotos reais da Musicloud) */
.selo-ilustrativa { position: absolute; right: clamp(16px, 3vw, 40px); bottom: 24px; z-index: 2; font-size: 10px; }
@media (max-width: 760px) { .hero-pagina > img[src*="experience-alunos"] { object-position: 66% 50% !important; } }

/* Arte do banner com botão em HTML por cima.
   A moldura tem a mesma proporção da arte, então o botão em % cai sempre no mesmo ponto.
   Cada slide define no style: --razao/--r (arte larga), --razao-m/--rm (arte vertical),
   --x/--y/--tx (botão no desktop) e --xm/--ym/--txm (botão no celular). */
.banner-arte { position: relative; display: block; margin: 0 auto; aspect-ratio: var(--razao, 1915 / 821); width: 100%; height: auto; overflow: hidden; align-self: center; justify-self: center; }
.banner-arte picture { position: absolute; inset: 0; }
.slide-imagem .banner-arte img { display: block; width: 100%; height: 100%; max-height: none; object-fit: cover; }
.banner-cta { position: absolute; left: var(--x, 50%); top: var(--y, 75%); transform: translateX(var(--tx, -50%)); }
.banner-cta:active { transform: translateX(var(--tx, -50%)) scale(.98); }
.banner-arte:hover .banner-cta { background: var(--vermelho-h); }
.banner-arte:hover .banner-cta svg { transform: translateX(3px); }
@media (min-width: 761px) { .banner-arte { width: min(100%, calc((var(--altura) - var(--header)) * var(--r, 2.3325))); } }
@media (min-width: 761px) and (max-width: 1100px) { .banner-cta { min-height: 42px; padding: 10px 20px; font-size: 12px; } }
@media (max-width: 760px) {
  .banner-arte { aspect-ratio: var(--razao-m, 900 / 1546); width: min(100%, calc((100svh - var(--header) - 90px) * var(--rm, .5821))); }
  .banner-cta { left: var(--xm, 50%); top: var(--ym, 86%); transform: translateX(var(--txm, -50%)); min-height: 44px; padding: 11px 18px; font-size: 12px; letter-spacing: .06em; }
  .banner-cta:active { transform: translateX(var(--txm, -50%)) scale(.98); }
}

/* Professores lado a lado */
.profs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--e3); }
.profs .prof { grid-template-columns: 1fr; }
.profs .prof .foto { min-height: 0; aspect-ratio: 4 / 3; }
.profs .prof .txt { justify-content: flex-start; }
@media (max-width: 860px) { .profs { grid-template-columns: 1fr; } }
@media (max-width: 360px) { .banner-cta { padding: 10px 14px; font-size: 11px; letter-spacing: .02em; } }