/* ===== Base (mobile-first, 375px) ===== */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --fundo: #090807;
  --dourado: #e8b40b;
  --dourado-claro: #ffe07a;
  --dourado-escuro: #a9800a;
  --champagne: #f7e6b6;
  --grad-ouro: linear-gradient(135deg, #fff1bd 0%, #f0c437 38%, #e8b40b 60%, #b8860b 100%);
  --texto: #f6f3ec;
  --texto-suave: #a8a297;
  --cinza-card: #15120c;
  --cinza-borda: #352e1e;
  --raio: 16px;
}

body {
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(232,180,11,.10), transparent 60%),
    radial-gradient(900px 500px at 0% 0%, rgba(232,180,11,.06), transparent 55%),
    var(--fundo);
  background-attachment: fixed;
  color: var(--texto);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  scroll-behavior: smooth;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.oculto { display: none !important; }
.container { padding: 16px; max-width: 1100px; margin: 0 auto; width: 100%; }
.vazio, .dica { color: var(--texto-suave); padding: 8px 0; }

h1 { font-size: 1.5rem; margin-bottom: 8px; }
h2 { font-size: 1.1rem; margin: 20px 0 10px; }

/* ===== Topo ===== */
.topo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  gap: 12px;
  position: sticky;
  top: 0;
  background: linear-gradient(to bottom, rgba(10,10,10,.82), rgba(14,14,14,.7));
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid rgba(232,180,11,.18);
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
  z-index: 10;
}
/* Wordmark "DOIDO POR LEILÃO": DOIDO POR em ouro, LEILÃO em prata */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 900;
  font-size: 1rem;
  letter-spacing: .5px;
  text-transform: uppercase;
  line-height: 1;
}
.logo::before {
  content: "";
  width: 1.9em;
  height: 1.9em;
  flex: 0 0 auto;
  /* Usa /img/logo.png quando existir; senão cai no emblema SVG.
     Basta subir public/img/logo.png para o logo real aparecer em todo o site. */
  background:
    url("/img/logo.png") center/contain no-repeat,
    url("/img/logo-emblem.svg") center/contain no-repeat;
  filter: drop-shadow(0 2px 5px rgba(0,0,0,.55));
}
.logo b {
  background: var(--grad-ouro);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.logo span {
  background: linear-gradient(135deg, #ffffff 0%, #b9bcc4 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.topo nav { display: flex; align-items: center; gap: 14px; font-size: .95rem; }
.topo nav a { color: var(--texto-suave); }
.topo nav a.ativo, .topo nav a:hover { color: var(--texto); }

/* ===== Botões 3D ===== */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .2px;
  cursor: pointer;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  background: #2a2519;
  color: var(--texto);
  /* base 3D (borda inferior sólida) + sombra projetada */
  box-shadow: 0 5px 0 #14110a, 0 9px 18px rgba(0,0,0,.45);
  transform: translateZ(0);
  transition: transform .12s ease, box-shadow .12s ease, filter .2s ease;
}
/* brilho que varre no hover */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,.35) 48%, transparent 62%);
  transform: translateX(-120%);
  transition: transform .55s ease;
}
.btn:hover::before { transform: translateX(120%); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 7px 0 #14110a, 0 14px 26px rgba(0,0,0,.5); }
.btn:active { transform: translateY(4px); box-shadow: 0 1px 0 #14110a, 0 3px 8px rgba(0,0,0,.5); }

.btn-ouro {
  background: var(--grad-ouro);
  color: #241800;
  font-weight: 800;
  /* topo iluminado (inset) + degrau inferior dourado escuro + glow */
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.55),
    inset 0 -2px 6px rgba(120,80,0,.35),
    0 5px 0 #7a5a06,
    0 10px 22px rgba(232,180,11,.35);
  text-shadow: 0 1px 0 rgba(255,255,255,.25);
}
.btn-ouro:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.6),
    inset 0 -2px 6px rgba(120,80,0,.35),
    0 7px 0 #7a5a06,
    0 16px 30px rgba(232,180,11,.5);
}
.btn-ouro:active {
  transform: translateY(4px);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.4),
    0 1px 0 #7a5a06,
    0 4px 12px rgba(232,180,11,.4);
}

.btn-cinza {
  background: linear-gradient(180deg, #4a4636 0%, #322e22 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 5px 0 #17140d, 0 9px 18px rgba(0,0,0,.45);
}
.btn-ok {
  background: linear-gradient(180deg, #34a13c 0%, #218029 100%);
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 5px 0 #14561a, 0 10px 22px rgba(46,125,50,.4);
}
.btn-mini { padding: 8px 14px; font-size: .82rem; border-radius: 9px; box-shadow: 0 3px 0 #14110a, 0 5px 12px rgba(0,0,0,.4); }
.btn-mini:hover { transform: translateY(-1px); }
.btn-mini:active { transform: translateY(2px); box-shadow: 0 1px 0 #14110a; }
.btn-ouro.btn-mini { box-shadow: inset 0 1px 0 rgba(255,255,255,.5), 0 3px 0 #7a5a06, 0 5px 14px rgba(232,180,11,.3); }
.btn-largo { width: 100%; }
.btn.desativado { opacity: .5; pointer-events: none; filter: grayscale(.3); }

@media (prefers-reduced-motion: reduce) {
  .btn, .btn::before { transition: none; }
  .btn:hover, .btn:active { transform: none; }
}

/* ===== Luz dourada girando ao redor dos botões dourados ===== */
@property --btn-ang {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}
.btn-ouro::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 3px;
  background: conic-gradient(
    from var(--btn-ang),
    transparent 0deg 50deg,
    rgba(255,247,220,.4) 74deg,
    #ffffff 96deg,
    #ffe07a 118deg,
    rgba(255,247,220,.4) 142deg,
    transparent 166deg 360deg
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
  z-index: 4;
  filter: drop-shadow(0 0 5px rgba(255,224,122,.75));
  animation: girarBorda 2.6s linear infinite;
}
.btn-ouro:hover::after { animation-duration: 1.3s; }
@keyframes girarBorda { to { --btn-ang: 360deg; } }

/* Navegadores sem @property: mostra uma borda dourada fixa e não anima */
@supports not (background: conic-gradient(from var(--btn-ang), red, blue)) {
  .btn-ouro::after { background: none; box-shadow: inset 0 0 0 1.5px rgba(255,247,220,.55); }
}
@media (prefers-reduced-motion: reduce) {
  .btn-ouro::after,
  .card:hover::before,
  .cadeado-icone { animation: none; }
}

/* ===== Mensagens ===== */
.msg { padding: 10px 12px; border-radius: 4px; margin: 10px 0; font-size: .95rem; }
.msg-erro { background: rgba(229,9,20,.15); color: #ff8a8f; border: 1px solid rgba(229,9,20,.4); }
.msg-ok { background: rgba(46,125,50,.15); color: #9ae6a0; border: 1px solid rgba(46,125,50,.4); }

/* ===== Login ===== */
.pagina-login {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background:
    radial-gradient(circle at 50% 0%, rgba(232,180,11,.14), transparent 55%),
    var(--fundo);
}
.caixa-login {
  width: 100%;
  max-width: 380px;
  background: rgba(0,0,0,.72);
  padding: 32px 24px;
  border-radius: 12px;
  border: 1px solid var(--cinza-borda);
  box-shadow: 0 10px 40px rgba(0,0,0,.5);
  margin-top: 8vh;
}
.caixa-login .logo-grande {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 1.7rem;
  margin-bottom: 6px;
}
.caixa-login .logo-sub {
  text-align: center;
  color: var(--texto-suave);
  font-size: .8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.caixa-login label { display: block; margin: 14px 0 6px; color: var(--texto-suave); font-size: .9rem; }
.caixa-login input {
  width: 100%;
  padding: 12px;
  border-radius: 4px;
  border: 1px solid var(--cinza-borda);
  background: #2b2b2b;
  color: var(--texto);
  font-size: 1rem;
}
.caixa-login button { margin-top: 20px; }
.link-suave { color: var(--texto-suave); display: inline-block; margin-top: 16px; font-size: .9rem; }
.link-suave:hover { color: var(--texto); text-decoration: underline; }
.caixa-login .dica { margin-top: 12px; color: var(--texto-suave); font-size: .82rem; }
.opcional { color: var(--texto-suave); font-weight: 400; font-size: .82em; }

/* ===== Hero ===== */
.hero {
  min-height: 320px;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center;
  padding: 24px 16px;
}
.hero-conteudo { max-width: 640px; }
.hero-conteudo h1 { font-size: 1.7rem; margin-bottom: 10px; }
.hero-conteudo p { color: var(--texto-suave); margin-bottom: 16px; font-size: .95rem; }
.hero-curso { min-height: 300px; background-position: center; }

/* ===== Topo do curso (pôster vertical + info) ===== */
.curso-topo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding-top: 22px;
  padding-bottom: 6px;
}
.curso-poster {
  flex: 0 0 auto;
  width: 200px;
  max-width: 60vw;
  aspect-ratio: 3/4;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--cinza-borda);
  box-shadow: 0 16px 44px rgba(0,0,0,.55), 0 0 0 1px rgba(232,180,11,.12);
}
.curso-poster img { width: 100%; height: 100%; object-fit: cover; display: block; }
.curso-topo-info { text-align: center; max-width: 640px; }
.curso-topo-info p { color: var(--texto-suave); margin-top: 8px; }
@media (min-width: 768px) {
  .curso-topo { flex-direction: row; align-items: flex-start; gap: 34px; padding-top: 40px; }
  .curso-poster { width: 264px; max-width: none; }
  .curso-topo-info { text-align: left; padding-top: 10px; }
}

/* ===== Capa de boas-vindas (home) — mobile-first ===== */
.hero-boasvindas {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 22px;
  padding: 40px 20px 46px;
  background:
    radial-gradient(130% 95% at 50% -10%, rgba(232,180,11,.20), transparent 62%),
    radial-gradient(90% 70% at 50% 118%, rgba(232,180,11,.06), transparent 60%),
    var(--fundo);
  border-bottom: 1px solid var(--cinza-borda);
}
.bv-logo img {
  width: 118px;
  height: 118px;
  object-fit: contain;
  filter: drop-shadow(0 10px 28px rgba(232,180,11,.42));
}
.bv-texto { max-width: 640px; }
.bv-kicker {
  display: block;
  font-size: .76rem;
  letter-spacing: .34em;
  text-transform: uppercase;
  color: var(--texto-suave);
  margin-bottom: 12px;
}
.hero-boasvindas h1 {
  font-size: 1.75rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -.3px;
  margin-bottom: 12px;
}
.bv-ouro {
  background: var(--grad-ouro);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-boasvindas p { color: var(--texto-suave); font-size: .98rem; margin-bottom: 22px; }
.hero-boasvindas .btn { scroll-margin-top: 80px; }
@media (min-width: 768px) {
  .hero-boasvindas {
    flex-direction: row-reverse;
    text-align: left;
    justify-content: center;
    gap: 52px;
    padding: 66px 40px;
  }
  .bv-logo img { width: 208px; height: 208px; }
  .hero-boasvindas h1 { font-size: 2.7rem; }
  .hero-boasvindas p { font-size: 1.1rem; }
}

/* ===== Carrosséis / cards ===== */
.categoria { padding: 8px 16px 4px; }
.trilho {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding: 8px 2px 16px;
  scroll-snap-type: x mandatory;
}
.trilho::-webkit-scrollbar { height: 6px; }
.trilho::-webkit-scrollbar-thumb { background: var(--cinza-borda); border-radius: 3px; }

.card {
  flex: 0 0 200px;
  scroll-snap-align: start;
  background: linear-gradient(180deg, #201c14 0%, #17140e 100%);
  border: 1px solid var(--cinza-borda);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0,0,0,.45);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease, border-color .3s ease;
}
.card:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: rgba(232,180,11,.55);
  box-shadow: 0 18px 40px rgba(0,0,0,.55), 0 0 0 1px rgba(232,180,11,.25), 0 10px 30px rgba(232,180,11,.18);
}
.card-capa { position: relative; aspect-ratio: 16/9; background: #000; overflow: hidden; }
.card-capa img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.card:hover .card-capa img { transform: scale(1.08); }
.cadeado {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(1px);
  text-shadow: 0 2px 8px rgba(0,0,0,.6);
}
.card-info { padding: 10px 12px; }
.card-titulo { display: block; font-size: .9rem; font-weight: 600; margin-bottom: 8px; }
.card-bloqueado { color: var(--texto-suave); font-size: .8rem; }

.card-aula { flex-basis: 230px; }
.card-aula-corpo { padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.card-aula-curso { color: var(--texto-suave); font-size: .75rem; text-transform: uppercase; }
.card-aula-titulo { font-weight: 600; font-size: .95rem; }
.card-aula .btn { align-self: flex-start; }

/* ===== Barra de progresso (glossy) ===== */
.barra {
  height: 8px;
  background: #0c0a06;
  border-radius: 99px;
  overflow: hidden;
  box-shadow: inset 0 1px 3px rgba(0,0,0,.7);
}
.barra-preenchida {
  height: 100%;
  border-radius: 99px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.45) 0%, rgba(255,255,255,0) 45%),
    var(--grad-ouro);
  box-shadow: 0 0 12px rgba(232,180,11,.6);
  transition: width .5s cubic-bezier(.2,.7,.2,1);
}

/* ===== Página de curso ===== */
.bloco-bloqueado {
  text-align: center;
  padding: 32px 16px;
  background: var(--cinza-card);
  border-radius: 8px;
  margin: 16px 0;
}
.bloco-bloqueado p { margin-bottom: 16px; color: var(--texto-suave); }

.modulo { margin-bottom: 20px; }
.modulo ul { list-style: none; }
.item-aula {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  background: var(--cinza-card);
  border-radius: 6px;
  margin-bottom: 8px;
}
.item-aula-info { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.item-aula-titulo { font-weight: 600; font-size: .95rem; }
.status { font-size: .75rem; }
.status-ok { color: #9ae6a0; }
.status-meio { color: #ffd166; }
.status-nao { color: var(--texto-suave); }

/* ===== Player ===== */
.player {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  border-radius: 6px;
  overflow: hidden;
  margin: 16px 0;
}
.player iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.player-vazio {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--texto-suave);
}
.aula-modulo { color: var(--texto-suave); font-size: .8rem; text-transform: uppercase; }
.aula-info p { color: var(--texto-suave); margin: 8px 0; }
.aula-acoes { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

/* ===== Perfil ===== */
.cartao-perfil {
  background: var(--cinza-card);
  border-radius: 8px;
  padding: 20px;
  margin: 12px 0 8px;
}
.perfil-nome { font-size: 1.2rem; font-weight: 700; }
.perfil-email { color: var(--texto-suave); margin: 4px 0 14px; }
.lista-progresso { display: flex; flex-direction: column; gap: 10px; }
.progresso-curso {
  background: var(--cinza-card);
  border-radius: 6px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.progresso-link { display: flex; flex-direction: column; gap: 8px; color: inherit; text-decoration: none; }
.progresso-titulo { font-weight: 600; }
.progresso-pct { color: var(--texto-suave); font-size: .85rem; }
.progresso-curso .cert-acao { align-self: flex-start; }

/* ===== Admin (layout utilitário) ===== */
.admin .topo nav button { margin-left: 4px; }
.cartoes { display: flex; gap: 12px; margin: 16px 0; flex-wrap: wrap; }
.cartao {
  background: var(--cinza-card);
  border: 1px solid var(--cinza-borda);
  border-radius: 8px;
  padding: 16px 22px;
  display: flex;
  flex-direction: column;
  min-width: 120px;
}
.cartao-numero { font-size: 1.8rem; font-weight: 800; color: var(--dourado); }
.barra-tabela { display: inline-block; width: 90px; vertical-align: middle; margin-right: 8px; }
.pct-tabela { font-size: .82rem; color: var(--texto-suave); }
.acoes-topo { display: flex; gap: 10px; align-items: center; margin: 16px 0; flex-wrap: wrap; }

.tabela { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tabela th, .tabela td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--cinza-borda);
}
.tabela th { color: var(--texto-suave); font-weight: 600; }

.form-admin { max-width: 560px; display: flex; flex-direction: column; gap: 4px; margin: 12px 0 24px; }
.form-admin label { color: var(--texto-suave); font-size: .85rem; margin-top: 12px; }
.form-admin input, .form-admin textarea, .form-admin select {
  padding: 10px;
  border-radius: 4px;
  border: 1px solid var(--cinza-borda);
  background: #2b2b2b;
  color: var(--texto);
  font-size: .95rem;
  font-family: inherit;
}
.form-admin input[readonly] { opacity: .6; }
.form-admin button { margin-top: 18px; align-self: flex-start; }

.form-busca { display: flex; gap: 10px; margin: 16px 0; flex-wrap: wrap; }
.form-busca input {
  flex: 1;
  min-width: 220px;
  padding: 10px;
  border-radius: 4px;
  border: 1px solid var(--cinza-borda);
  background: #2b2b2b;
  color: var(--texto);
  font-size: .95rem;
}
.linha-senha { display: flex; gap: 10px; align-items: center; }
.linha-senha input { flex: 1; }
.linha-senha button { margin-top: 0; flex: 0 0 auto; }
.credenciais { display: flex; flex-direction: column; gap: 10px; margin: 14px 0; }
.credenciais > div {
  display: flex; flex-direction: column; gap: 3px;
  background: #100d08; border: 1px solid var(--cinza-borda);
  border-radius: 10px; padding: 10px 14px;
}
.credenciais span { color: var(--texto-suave); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; }
.credenciais strong { font-size: 1.05rem; word-break: break-all; }
.lista-acessos { display: flex; flex-direction: column; gap: 8px; max-width: 560px; }
.linha-acesso {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--cinza-card);
  border-radius: 6px;
  padding: 12px;
  cursor: pointer;
}
.linha-acesso input { width: 18px; height: 18px; accent-color: var(--dourado); }

/* ===== Refinos modernos (foco, relevo, hover) ===== */
.caixa-login input,
.form-admin input, .form-admin textarea, .form-admin select,
.form-busca input {
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.caixa-login input:focus,
.form-admin input:focus, .form-admin textarea:focus, .form-admin select:focus,
.form-busca input:focus {
  outline: none;
  border-color: var(--dourado);
  background: #322c1c;
  box-shadow: 0 0 0 3px rgba(232,180,11,.22), 0 0 18px rgba(232,180,11,.15);
}

/* superfícies com leve profundidade */
.item-aula, .progresso-curso, .cartao-perfil,
.bloco-bloqueado, .linha-acesso, .card-aula {
  border: 1px solid var(--cinza-borda);
  box-shadow: 0 4px 16px rgba(0,0,0,.35);
}
.item-aula, .progresso-curso, .linha-acesso, .card-aula {
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.item-aula:hover, .progresso-curso:hover, .linha-acesso:hover, .card-aula:hover {
  transform: translateY(-3px);
  border-color: rgba(232,180,11,.45);
  box-shadow: 0 10px 26px rgba(0,0,0,.5), 0 0 16px rgba(232,180,11,.12);
}
.cartao { transition: transform .2s ease, box-shadow .2s ease; }
.cartao:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(0,0,0,.5); }
.cartao-numero {
  background: var(--grad-ouro);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 2px 6px rgba(232,180,11,.35));
}

/* ===== Carrossel com setas ===== */
.carrossel { position: relative; }
.seta {
  position: absolute;
  top: 42%;
  transform: translateY(-50%);
  z-index: 5;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-size: 1.7rem;
  font-weight: 900;
  line-height: 1;
  color: #241800;
  background: var(--grad-ouro);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.5);
  opacity: .96;
  transition: transform .15s ease, opacity .2s ease, box-shadow .2s ease;
}
.seta:hover { transform: translateY(-50%) scale(1.1); box-shadow: 0 8px 24px rgba(232,180,11,.5); }
.seta:active { transform: translateY(-50%) scale(.96); }
.seta-esq { left: -6px; }
.seta-dir { right: -6px; }
.seta.oculto { opacity: 0; pointer-events: none; }
.carrossel.sem-scroll .seta { display: none; }

/* ===== Aulas em carrossel com capa grande ===== */
.trilho-aulas { padding-top: 4px; scroll-behavior: smooth; }
.card-aula-capa {
  flex: 0 0 210px;
  scroll-snap-align: start;
  background: linear-gradient(180deg, #201c14 0%, #17140e 100%);
  border: 1px solid var(--cinza-borda);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0,0,0,.45);
  transition: transform .3s cubic-bezier(.2,.7,.2,1), box-shadow .3s ease, border-color .3s ease;
}
.card-aula-capa:hover {
  transform: translateY(-8px) scale(1.03);
  border-color: rgba(232,180,11,.55);
  box-shadow: 0 18px 40px rgba(0,0,0,.55), 0 10px 30px rgba(232,180,11,.18);
}
.card-aula-capa-img { position: relative; aspect-ratio: 3/4; background: #0a0806; overflow: hidden; }
.card-aula-capa-img img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.card-aula-capa:hover .card-aula-capa-img img { transform: scale(1.05); }
.card-aula-play {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 58px; height: 58px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; color: #241800;
  background: var(--grad-ouro);
  border-radius: 50%;
  box-shadow: 0 6px 20px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.5);
  opacity: 0;
  transform: scale(.8);
  transition: opacity .25s ease, transform .25s ease;
}
.card-aula-capa:hover .card-aula-play { opacity: 1; transform: scale(1); }
.card-aula-capa-info { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 6px; }
.card-aula-capa-titulo { font-weight: 700; font-size: .92rem; line-height: 1.25; }

/* ===== Cards de curso (capa vertical) ===== */
.card-curso { flex: 0 0 190px; }
.card-curso-capa { position: relative; aspect-ratio: 3/4; background: #0a0806; overflow: hidden; }
.card-curso-capa img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .4s ease, filter .3s ease;
}
.card-curso:hover .card-curso-capa img { transform: scale(1.05); }
.card-curso-info { padding: 12px 14px 14px; display: flex; flex-direction: column; gap: 8px; }
.card-curso-info .card-titulo { margin: 0; }
/* Sem acesso: capa em preto e branco + cadeado pulsando */
.card-curso-bloqueado .card-curso-capa img { filter: grayscale(1) brightness(.5); }
.cadeado-pulse {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.42);
}
.cadeado-icone {
  font-size: 2.7rem;
  filter: drop-shadow(0 3px 10px rgba(0,0,0,.6));
  animation: pulsarCadeado 1.5s ease-in-out infinite;
}
@keyframes pulsarCadeado {
  0%, 100% { transform: scale(1); filter: drop-shadow(0 3px 10px rgba(0,0,0,.6)); }
  50% { transform: scale(1.2); filter: drop-shadow(0 0 18px rgba(232,180,11,.8)); }
}

/* ===== Miniatura da aula + pôster do player ===== */
.item-aula-link {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
  min-width: 0;
  color: inherit;
}
.item-aula-thumb {
  flex: 0 0 auto;
  width: 58px;
  aspect-ratio: 3/4;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--cinza-borda);
  background: #0a0806;
  box-shadow: 0 3px 10px rgba(0,0,0,.5);
}
.item-aula-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.item-aula:hover .item-aula-thumb { border-color: rgba(232,180,11,.6); }
.player-poster {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 22px;
}
.player-poster::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,8,6,.85), rgba(10,8,6,.15) 55%, rgba(10,8,6,.4));
}
.player-poster span {
  position: relative;
  font-size: .95rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--champagne);
  background: rgba(0,0,0,.45);
  padding: 8px 16px;
  border-radius: 99px;
  border: 1px solid rgba(232,180,11,.4);
}

/* ===== Toques premium ===== */
::selection { background: rgba(232,180,11,.35); color: #fff; }
html { scrollbar-color: var(--dourado-escuro) transparent; }

/* títulos de seção com acento dourado */
.categoria > h2, .container > h2 {
  position: relative;
  padding-left: 15px;
  font-size: 1.15rem;
  letter-spacing: .3px;
}
.categoria > h2::before, .container > h2::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 1.05em;
  border-radius: 3px;
  background: var(--grad-ouro);
  box-shadow: 0 0 10px rgba(232,180,11,.5);
}

/* hero mais editorial */
.hero-conteudo h1 {
  font-weight: 900;
  letter-spacing: -.5px;
  text-shadow: 0 3px 20px rgba(0,0,0,.6);
}
.hero-conteudo p { max-width: 46ch; }

/* emblema grande e centralizado no login */
.caixa-login .logo-grande { gap: 0; }
.caixa-login .logo-grande::before {
  flex-basis: 100%;
  width: 84px; height: 84px;
  margin: 0 auto 10px;
  filter: drop-shadow(0 6px 16px rgba(232,180,11,.35));
}

/* fio de ouro no topo dos cards de curso */
.card { position: relative; }
.card::after {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(232,180,11,.8), transparent);
  opacity: 0;
  transition: opacity .3s ease;
}
.card:hover::after { opacity: 1; }

/* luz dourada girando na borda do card ao passar o mouse */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 2px;
  background: conic-gradient(
    from var(--btn-ang),
    transparent 0deg 58deg,
    rgba(255,247,220,.5) 82deg,
    #ffffff 100deg,
    #ffe07a 120deg,
    rgba(255,247,220,.5) 140deg,
    transparent 164deg 360deg
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
  z-index: 6;
  opacity: 0;
  filter: drop-shadow(0 0 5px rgba(255,224,122,.7));
  transition: opacity .3s ease;
}
.card:hover::before { opacity: 1; animation: girarBorda 2.2s linear infinite; }

/* selo premium no card com acesso */
.card-titulo { letter-spacing: .2px; }

/* ===== Comentários ===== */
.comentarios { margin-top: 34px; }
.comentario-form { display: flex; flex-direction: column; gap: 12px; margin-bottom: 22px; max-width: 720px; }
.comentario-form textarea {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--cinza-borda);
  background: #15120c;
  color: var(--texto);
  font-family: inherit;
  font-size: .98rem;
  resize: vertical;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.comentario-form textarea:focus {
  outline: none;
  border-color: var(--dourado);
  box-shadow: 0 0 0 3px rgba(232,180,11,.2);
}
.comentario-form button { align-self: flex-start; }
.lista-comentarios { display: flex; flex-direction: column; gap: 14px; max-width: 720px; }
.comentario {
  display: flex;
  gap: 12px;
  background: var(--cinza-card);
  border: 1px solid var(--cinza-borda);
  border-radius: 12px;
  padding: 14px;
}
.comentario-avatar {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #241800;
  background: var(--grad-ouro);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.5);
}
.comentario-corpo { min-width: 0; flex: 1; }
.comentario-topo { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 4px; }
.comentario-nome { font-weight: 700; font-size: .95rem; }
.comentario-data { color: var(--texto-suave); font-size: .76rem; text-transform: uppercase; letter-spacing: .04em; }
.comentario-texto { color: var(--texto-suave); font-size: .95rem; line-height: 1.45; white-space: pre-wrap; word-break: break-word; }
.comentario-acoes { display: flex; align-items: center; gap: 16px; margin-top: 6px; }
.comentario-responder {
  background: none;
  border: none;
  padding: 2px 0;
  color: var(--dourado);
  font-size: .82rem;
  font-weight: 700;
  cursor: pointer;
}
.comentario-responder:hover { text-decoration: underline; }
.comentario-apagar {
  background: none;
  border: none;
  padding: 2px 0;
  margin-top: 6px;
  color: var(--texto-suave);
  font-size: .82rem;
  font-weight: 700;
  cursor: pointer;
}
.comentario-acoes .comentario-apagar { margin-top: 0; }
.comentario-apagar:hover { color: #ff6b6b; text-decoration: underline; }
.comentario-apagar:disabled { opacity: .5; cursor: default; }
.resposta .comentario-apagar { display: inline-block; }
.comentario-reply-form { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.comentario-reply-form textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--cinza-borda);
  background: #100d08;
  color: var(--texto);
  font-family: inherit;
  font-size: .92rem;
  resize: vertical;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.comentario-reply-form textarea:focus {
  outline: none;
  border-color: var(--dourado);
  box-shadow: 0 0 0 3px rgba(232,180,11,.18);
}
.comentario-reply-form button { align-self: flex-start; }
.comentario-respostas {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
  padding-left: 14px;
  border-left: 2px solid var(--cinza-borda);
}
.resposta { display: flex; gap: 10px; }
.resposta .comentario-avatar { width: 32px; height: 32px; font-size: .85rem; }

/* ===== Mostrar/ocultar senha ===== */
.campo-senha { position: relative; display: block; }
.linha-senha .campo-senha { flex: 1; }
.campo-senha input { width: 100%; padding-right: 46px; }
.campo-senha .toggle-senha {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  margin: 0;
  padding: 4px 8px;
  background: none;
  border: 0;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  opacity: .65;
}
.campo-senha .toggle-senha:hover { opacity: 1; }

/* ===== Busca de cursos (home) ===== */
.categoria-topo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.busca-cursos { flex: 0 1 260px; }
#busca-curso {
  width: 100%;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid var(--cinza-borda);
  background: #100d08;
  color: var(--texto);
  font-family: inherit;
  font-size: .9rem;
  transition: border-color .2s ease, box-shadow .2s ease;
}
#busca-curso:focus {
  outline: none;
  border-color: var(--dourado);
  box-shadow: 0 0 0 3px rgba(232,180,11,.18);
}

/* ===== Painel admin de comentários ===== */
.filtros-comentarios {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin: 14px 0 18px;
}
.filtros-comentarios .linha-acesso { margin: 0; }
.comentario-contexto {
  font-size: .78rem;
  color: var(--texto-suave);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.comentario-contexto strong { color: var(--champagne); }
.ctx-link { color: var(--dourado); margin-left: 6px; text-transform: none; letter-spacing: 0; }
.tag-pendente {
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: #0e0e0e;
  background: var(--dourado);
  padding: 2px 8px;
  border-radius: 999px;
}
.comentario-pendente { border-left: 3px solid var(--dourado); }

/* ===== Minha conta (perfil) ===== */
.form-conta { max-width: 460px; margin-bottom: 22px; }
.form-conta + .form-conta { margin-top: -6px; }

/* ===== Toast (avisos flutuantes, ex.: retomando vídeo) ===== */
.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  background: rgba(20,17,10,.96);
  color: var(--texto);
  border: 1px solid var(--dourado);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: .9rem;
  font-weight: 600;
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease, transform .3s ease;
  z-index: 9999;
}
.toast-visivel { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== Certificado ===== */
.certificado {
  max-width: 900px;
  margin: 12px auto;
  background: #fbf7ee;
  color: #1c1710;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.cert-borda {
  position: relative;
  margin: 14px;
  padding: 46px 40px 36px;
  border: 2px solid var(--dourado);
  outline: 6px solid #f3e6c0;
  outline-offset: -12px;
  border-radius: 4px;
  text-align: center;
  overflow: hidden;
}
.cert-topo { margin-bottom: 8px; }
.cert-logo { height: 60px; width: auto; }
.cert-rotulo {
  font-size: 1.5rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 800;
  color: var(--dourado-escuro);
  margin: 10px 0 22px;
}
.cert-texto { font-size: .98rem; color: #5b503c; margin: 6px 0; }
.cert-nome {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: #14100a;
  margin: 8px 0;
  border-bottom: 1px solid #e3d3a6;
  display: inline-block;
  padding: 0 24px 8px;
}
.cert-curso {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dourado-escuro);
  margin: 12px auto 26px;
  max-width: 640px;
}
.cert-rodape {
  display: flex;
  justify-content: space-around;
  align-items: flex-end;
  gap: 24px;
  margin-top: 30px;
  flex-wrap: wrap;
}
.cert-assinatura, .cert-data { display: flex; flex-direction: column; align-items: center; min-width: 200px; }
.cert-linha { width: 200px; border-top: 1.5px solid #2a2318; margin-bottom: 6px; }
.cert-data-valor { font-weight: 700; font-size: 1rem; margin-bottom: 6px; }
.cert-cargo { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: #6b5f47; }
.cert-selo {
  position: absolute;
  right: 34px;
  bottom: 70px;
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--grad-ouro);
  color: #1c1710;
  font-size: 2rem;
  box-shadow: 0 4px 14px rgba(184,134,11,.4);
}
.cert-codigo { margin-top: 22px; font-size: .72rem; letter-spacing: .06em; color: #8a7c5e; }
.cert-acao { margin-top: 8px; }
.cert-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  background: linear-gradient(135deg, rgba(232,180,11,.14), rgba(232,180,11,.04));
  border: 1px solid var(--dourado);
  border-radius: 12px;
  padding: 18px 22px;
  margin-bottom: 22px;
}
.cert-banner p { color: var(--texto-suave); font-size: .9rem; margin-top: 2px; }
.selo-100 {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .78rem;
  font-weight: 700;
  color: #0e0e0e;
  background: var(--grad-ouro, linear-gradient(135deg,#f3cd5b,#e8b40b));
  padding: 3px 10px;
  border-radius: 999px;
  margin-left: 8px;
}

/* ===== Desktop ===== */
@media (min-width: 768px) {
  h1 { font-size: 2rem; }
  .hero { min-height: 420px; padding: 40px; }
  .hero-curso { min-height: 500px; }
  .hero-conteudo h1 { font-size: 2.4rem; }
  .hero-conteudo p { font-size: 1.05rem; }
  .categoria { padding: 8px 40px 4px; }
  .topo { padding: 14px 40px; }
  .card { flex-basis: 240px; }
  .container { padding: 24px 40px; }
}

/* ===== Impressão (certificado) ===== */
@media print {
  .nao-imprimir { display: none !important; }
  body, .pagina-certificado { background: #fff !important; }
  .container { padding: 0 !important; }
  .certificado { box-shadow: none; margin: 0 auto; max-width: 100%; }
  @page { size: A4 landscape; margin: 12mm; }
}