/* ============ Base / tema dark ============ */
:root {
  --fundo: #0b0e17;
  --fundo-painel: rgba(255, 255, 255, 0.04);
  --borda-painel: rgba(255, 255, 255, 0.08);
  --texto: #e8ecf4;
  --texto-suave: #8b93a7;
  --acento: #6c7bff;
  --acento-2: #38d6e0;
  --verde: #3ddc84;
  --vermelho: #ff5c72;
  --amarelo: #ffc857;
  --raio: 16px;
  --grad: linear-gradient(135deg, var(--acento), var(--acento-2));
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  min-height: 100vh;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(108, 123, 255, 0.12), transparent 60%),
    radial-gradient(900px 500px at 10% 110%, rgba(56, 214, 224, 0.08), transparent 60%),
    var(--fundo);
  color: var(--texto);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  display: flex;
  flex-direction: column;
}

/* ============ Banner de erro ============ */
.banner-erro {
  background: rgba(255, 92, 114, 0.15);
  border-bottom: 1px solid rgba(255, 92, 114, 0.4);
  color: #ffb3bd;
  text-align: center;
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
}
.oculto { display: none; }

/* ============ Topo ============ */
.topo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--borda-painel);
}
.topo-titulo { display: flex; align-items: baseline; gap: 0.75rem; }
.logo-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--grad);
  align-self: center;
  box-shadow: 0 0 14px rgba(108, 123, 255, 0.8);
}
.topo h1 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.5px; }
.grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.subtitulo { color: var(--texto-suave); font-size: 0.9rem; }

.topo-status { display: flex; gap: 2rem; }
.stat { display: flex; flex-direction: column; align-items: center; }
.stat-valor { font-size: 1.3rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-rotulo { font-size: 0.72rem; color: var(--texto-suave); text-transform: uppercase; letter-spacing: 1px; }

/* ============ Layout principal ============ */
.layout {
  flex: 1;
  display: grid;
  grid-template-columns: 280px 1fr 380px;
  gap: 1.25rem;
  padding: 1.25rem 2rem 2rem;
  min-height: 0;
}
@media (max-width: 1100px) {
  .layout { grid-template-columns: 1fr; }
}

.painel {
  background: var(--fundo-painel);
  border: 1px solid var(--borda-painel);
  border-radius: var(--raio);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  min-height: 0;
  backdrop-filter: blur(8px);
}
.painel h2 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--texto-suave);
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ============ Robô ============ */
.painel-robo { align-items: center; gap: 1.25rem; }

.robo-palco {
  position: relative;
  width: 180px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.5rem;
}

.robo {
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: flutuar 4s ease-in-out infinite;
  transition: filter 0.4s;
}
@keyframes flutuar {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.antena {
  width: 4px; height: 18px;
  background: #4a5270;
  border-radius: 2px;
  position: relative;
}
.antena-tip {
  position: absolute;
  top: -8px; left: 50%;
  transform: translateX(-50%);
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--acento-2);
  box-shadow: 0 0 8px var(--acento-2);
  transition: background 0.3s, box-shadow 0.3s;
}

.cabeca {
  width: 92px; height: 74px;
  background: linear-gradient(160deg, #2a3050, #1a1f36);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.olhos { display: flex; gap: 18px; }
.olho {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--acento-2);
  box-shadow: 0 0 10px rgba(56, 214, 224, 0.7);
  animation: piscar 5s infinite;
  transition: background 0.3s, height 0.3s, border-radius 0.3s;
}
@keyframes piscar {
  0%, 46%, 50%, 100% { transform: scaleY(1); }
  48% { transform: scaleY(0.1); }
}

.boca {
  width: 26px; height: 5px;
  border-radius: 3px;
  background: #4a5270;
  transition: all 0.3s;
}

.corpo {
  width: 64px; height: 44px;
  margin-top: 6px;
  background: linear-gradient(160deg, #232945, #161a2e);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.corpo-luz {
  width: 16px; height: 16px;
  border-radius: 50%;
  background: rgba(108, 123, 255, 0.25);
  border: 2px solid var(--acento);
  transition: all 0.3s;
}

/* --- Ondas de áudio (estado ouvindo) --- */
.ondas {
  position: absolute;
  bottom: -6px;
  display: flex;
  gap: 5px;
  align-items: center;
  height: 34px;
  opacity: 0;
  transition: opacity 0.3s;
}
.ondas span {
  width: 5px;
  border-radius: 3px;
  background: var(--grad);
  height: 8px;
}
[data-estado="listening"] .ondas { opacity: 1; }
[data-estado="listening"] .ondas span { animation: onda 1s ease-in-out infinite; }
.ondas span:nth-child(1) { animation-delay: 0s; }
.ondas span:nth-child(2) { animation-delay: 0.15s; }
.ondas span:nth-child(3) { animation-delay: 0.3s; }
.ondas span:nth-child(4) { animation-delay: 0.45s; }
.ondas span:nth-child(5) { animation-delay: 0.6s; }
@keyframes onda {
  0%, 100% { height: 8px; }
  50% { height: 30px; }
}

/* --- Bolinhas de "pensando" (estado processando) --- */
.pensando {
  position: absolute;
  top: 4px; right: 8px;
  display: flex;
  gap: 4px;
  opacity: 0;
  transition: opacity 0.3s;
}
.pensando span {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--amarelo);
}
[data-estado="processing"] .pensando { opacity: 1; }
[data-estado="processing"] .pensando span { animation: pular 0.9s ease-in-out infinite; }
.pensando span:nth-child(2) { animation-delay: 0.15s; }
.pensando span:nth-child(3) { animation-delay: 0.3s; }
@keyframes pular {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(-8px); opacity: 1; }
}

/* --- Estados do robô --- */
[data-estado="listening"] .antena-tip {
  background: var(--verde);
  box-shadow: 0 0 12px var(--verde);
  animation: pulsar 1.2s ease-in-out infinite;
}
[data-estado="listening"] .boca { width: 18px; height: 10px; border-radius: 0 0 10px 10px; background: var(--acento-2); }
[data-estado="listening"] .corpo-luz { background: rgba(61, 220, 132, 0.25); border-color: var(--verde); }

[data-estado="processing"] .robo { animation: flutuar 1.5s ease-in-out infinite; }
[data-estado="processing"] .antena-tip {
  background: var(--amarelo);
  box-shadow: 0 0 12px var(--amarelo);
  animation: pulsar 0.5s ease-in-out infinite;
}
[data-estado="processing"] .olho {
  height: 4px;
  border-radius: 2px;
  background: var(--amarelo);
  box-shadow: 0 0 8px rgba(255, 200, 87, 0.7);
  animation: none;
}
[data-estado="processing"] .corpo-luz { border-color: var(--amarelo); background: rgba(255, 200, 87, 0.2); }

[data-estado="paused"] .robo { filter: saturate(0.4) brightness(0.75); animation-play-state: paused; }
[data-estado="paused"] .olho { animation: none; transform: scaleY(0.35); }

@keyframes pulsar {
  0%, 100% { transform: translateX(-50%) scale(1); }
  50% { transform: translateX(-50%) scale(1.5); }
}

.robo-nome {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-align: center;
  margin-top: -0.35rem;
}

.robo-status {
  font-size: 0.95rem;
  color: var(--texto-suave);
  text-align: center;
  min-height: 1.4em;
}

/* ============ Botões ============ */
.controles { display: flex; flex-direction: column; gap: 0.6rem; width: 100%; }
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  color: var(--texto);
  cursor: pointer;
  transition: transform 0.15s, opacity 0.2s, box-shadow 0.2s;
}
.btn:hover:not(:disabled) { transform: translateY(-2px); }
.btn:active:not(:disabled) { transform: translateY(0); }
.btn:disabled { opacity: 0.35; cursor: not-allowed; }
.btn-icone { font-size: 0.85em; }

.btn-primario {
  background: var(--grad);
  box-shadow: 0 4px 18px rgba(108, 123, 255, 0.35);
}
.btn-secundario {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--borda-painel);
}
.btn-perigo {
  background: rgba(255, 92, 114, 0.12);
  border: 1px solid rgba(255, 92, 114, 0.35);
  color: #ffaeb9;
}

/* ============ Barra de progresso do bloco ============ */
.progresso-bloco { width: 100%; margin-top: auto; }
.progresso-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--texto-suave);
  margin-bottom: 0.4rem;
}
.progresso-barra {
  height: 8px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 4px;
  overflow: hidden;
}
.progresso-preenchido {
  height: 100%;
  width: 0%;
  background: var(--grad);
  border-radius: 4px;
  transition: width 0.4s ease;
}

/* ============ Painel de anotações ============ */
.anotacoes-lista {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-right: 0.4rem;
}

.card-anotacao {
  background: linear-gradient(160deg, rgba(108, 123, 255, 0.08), rgba(56, 214, 224, 0.04));
  border: 1px solid rgba(108, 123, 255, 0.25);
  border-radius: var(--raio);
  padding: 1.1rem 1.25rem;
  animation: surgir 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
@keyframes surgir {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.card-cabecalho {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.7rem;
}
.card-titulo { font-size: 1.05rem; font-weight: 700; }
.card-hora {
  font-size: 0.75rem;
  color: var(--texto-suave);
  background: rgba(255, 255, 255, 0.06);
  padding: 0.2rem 0.55rem;
  border-radius: 20px;
  font-variant-numeric: tabular-nums;
}
.card-anotacao ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.card-anotacao li {
  position: relative;
  padding-left: 1.3rem;
  line-height: 1.5;
  font-size: 0.95rem;
}
.card-anotacao li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.5em;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--grad);
}

.card-resumo { border-color: rgba(61, 220, 132, 0.35); }
.card-resumo .card-titulo { color: var(--verde); }

/* ============ Painel de transcrição ============ */
.transcricao-scroll {
  flex: 1;
  overflow-y: auto;
  line-height: 1.7;
  font-size: 0.95rem;
  padding-right: 0.4rem;
  overflow-wrap: break-word;
}
#transcricao-final span { color: var(--texto); }
#transcricao-final span.recente { color: var(--acento-2); }
.interina { color: var(--texto-suave); font-style: italic; }

/* ============ Estado vazio ============ */
.estado-vazio {
  color: var(--texto-suave);
  text-align: center;
  padding: 2.5rem 1rem;
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ============ Aviso discreto (toast) ============ */
.aviso {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  max-width: 380px;
  background: rgba(40, 32, 16, 0.95);
  border: 1px solid rgba(255, 200, 87, 0.45);
  color: #ffe3a3;
  padding: 0.8rem 1.1rem;
  border-radius: 12px;
  font-size: 0.88rem;
  line-height: 1.5;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 90;
}
.aviso.visivel { opacity: 1; transform: translateY(0); }

/* ============ Modal do resumo ============ */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 13, 0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  z-index: 100;
}
.modal.oculto { display: none; }

.modal-caixa {
  background: #141828;
  border: 1px solid rgba(108, 123, 255, 0.3);
  border-radius: 20px;
  width: min(720px, 100%);
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  animation: surgir 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.modal-cabecalho {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--borda-painel);
}
.modal-cabecalho h2 { font-size: 1.15rem; }

.btn-fechar {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--borda-painel);
  color: var(--texto-suave);
  width: 34px; height: 34px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.95rem;
  transition: background 0.2s, color 0.2s;
}
.btn-fechar:hover { background: rgba(255, 92, 114, 0.2); color: #ffaeb9; }

.modal-conteudo {
  padding: 1.25rem 1.5rem;
  overflow-y: auto;
  line-height: 1.7;
  font-size: 0.95rem;
}
.modal-conteudo h2 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.modal-conteudo h3 {
  font-size: 1.05rem;
  margin: 1.25rem 0 0.5rem;
  color: var(--acento-2);
}
.modal-conteudo h4 { font-size: 0.95rem; margin: 1rem 0 0.4rem; }
.modal-conteudo p { margin-bottom: 0.6rem; }
.modal-conteudo ul {
  list-style: none;
  margin-bottom: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.modal-conteudo li {
  position: relative;
  padding-left: 1.3rem;
}
.modal-conteudo li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--grad);
}
.modal-conteudo code {
  background: rgba(255, 255, 255, 0.08);
  padding: 0.1em 0.4em;
  border-radius: 4px;
  font-size: 0.85em;
}
.modal-conteudo strong { color: var(--acento-2); }

.modal-rodape {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--borda-painel);
  display: flex;
  justify-content: flex-end;
}

/* ============ Topo: ações (nav + sair) ============ */
.topo-acoes { display: flex; align-items: center; gap: 0.6rem; }
.btn-topo {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--borda-painel);
  color: var(--texto-suave);
  padding: 0.45rem 0.9rem;
  border-radius: 10px;
  font-size: 0.85rem;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn-topo:hover { background: rgba(255, 255, 255, 0.12); color: var(--texto); }

/* ============ Campos de formulário ============ */
.campo { display: flex; flex-direction: column; gap: 0.35rem; margin-bottom: 1rem; }
.campo span { font-size: 0.82rem; color: var(--texto-suave); text-transform: uppercase; letter-spacing: 1px; }
.campo input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--borda-painel);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  color: var(--texto);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.campo input:focus {
  border-color: var(--acento);
  box-shadow: 0 0 0 3px rgba(108, 123, 255, 0.18);
}

/* ============ Tela de login ============ */
.pagina-login {
  align-items: center;
  justify-content: center;
}
.login-caixa {
  width: min(400px, 92vw);
  background: var(--fundo-painel);
  border: 1px solid var(--borda-painel);
  border-radius: 24px;
  padding: 2.5rem 2.25rem;
  text-align: center;
  backdrop-filter: blur(10px);
  animation: surgir 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.login-robo { display: flex; justify-content: center; margin-bottom: 1rem; transform: scale(0.8); }
.login-caixa h1 { font-size: 2rem; }
.login-subtitulo { color: var(--texto-suave); font-size: 0.9rem; margin: 0.25rem 0 1.75rem; }
.login-caixa form { text-align: left; }
.login-erro {
  color: #ffaeb9;
  background: rgba(255, 92, 114, 0.12);
  border: 1px solid rgba(255, 92, 114, 0.3);
  border-radius: 10px;
  padding: 0.55rem 0.8rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}
.btn-largo { width: 100%; }

/* ============ Lista de aulas ============ */
.pagina-lista {
  width: min(880px, 100%);
  margin: 0 auto;
  padding: 1.5rem 2rem 2.5rem;
  flex: 1;
}
.lista-controles { display: flex; gap: 0.75rem; margin-bottom: 1.25rem; }
.campo-busca {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--borda-painel);
  border-radius: 12px;
  padding: 0.7rem 1rem;
  color: var(--texto);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}
.campo-busca:focus { border-color: var(--acento); }

.lista-aulas { display: flex; flex-direction: column; gap: 0.75rem; }
.aula-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--fundo-painel);
  border: 1px solid var(--borda-painel);
  border-radius: var(--raio);
  padding: 1rem 1.25rem;
  transition: border-color 0.2s, transform 0.15s;
  animation: surgir 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.aula-item:hover { border-color: rgba(108, 123, 255, 0.4); }
.aula-nome-linha { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.aula-nome { font-size: 1.05rem; font-weight: 700; }
.aula-meta {
  display: flex;
  gap: 1.1rem;
  color: var(--texto-suave);
  font-size: 0.82rem;
  margin-top: 0.35rem;
  flex-wrap: wrap;
  align-items: center;
}
.aula-acoes { display: flex; gap: 0.45rem; flex-shrink: 0; }
.btn-mini { padding: 0.45rem 0.8rem; font-size: 0.82rem; border-radius: 9px; }

.chip {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.18rem 0.55rem;
  border-radius: 20px;
  font-weight: 600;
}
.chip-andamento {
  background: rgba(61, 220, 132, 0.12);
  border: 1px solid rgba(61, 220, 132, 0.4);
  color: var(--verde);
}
.chip-encerrada {
  background: rgba(139, 147, 167, 0.12);
  border: 1px solid rgba(139, 147, 167, 0.35);
  color: var(--texto-suave);
}

.texto-suave { color: var(--texto-suave); font-size: 0.85rem; margin-top: 0.5rem; }

/* ============ Modais menores / rodapé múltiplo ============ */
.modal-pequena { width: min(440px, 100%); }
.modal-rodape-multi { justify-content: space-between; gap: 0.6rem; flex-wrap: wrap; }
.modal-rodape-grupo { display: flex; gap: 0.6rem; }
.modal-rodape .btn { text-decoration: none; }

/* ============ Visualização de aula encerrada ============ */
.pagina-visualizacao {
  width: min(1000px, 100%);
  margin: 0 auto;
  padding: 1.5rem 2rem 2.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.visualizacao-cabecalho {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.visualizacao-cabecalho h2 { font-size: 1.5rem; margin-bottom: 0.4rem; }
.visualizacao-acoes { display: flex; gap: 0.6rem; }
.visualizacao-acoes .btn { text-decoration: none; }

.visualizacao-grade {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.25rem;
  align-items: start;
}
@media (max-width: 900px) {
  .visualizacao-grade { grid-template-columns: 1fr; }
}
.sem-padding { padding: 0; }

.anotacoes-cronologicas { display: flex; flex-direction: column; gap: 0.5rem; }
.anotacao-cronologica {
  display: flex;
  gap: 0.75rem;
  padding: 0.6rem 0.8rem;
  background: rgba(56, 214, 224, 0.05);
  border-left: 3px solid var(--acento-2);
  border-radius: 0 10px 10px 0;
  font-size: 0.92rem;
  line-height: 1.5;
}
.anotacao-hora {
  color: var(--acento-2);
  font-weight: 600;
  font-size: 0.8rem;
  white-space: nowrap;
  padding-top: 0.1rem;
  font-variant-numeric: tabular-nums;
}

.transcricao-detalhes {
  background: var(--fundo-painel);
  border: 1px solid var(--borda-painel);
  border-radius: var(--raio);
  padding: 1rem 1.25rem;
}
.transcricao-detalhes summary {
  cursor: pointer;
  color: var(--texto-suave);
  font-size: 0.95rem;
  font-weight: 600;
  user-select: none;
}
.transcricao-detalhes p {
  margin-top: 0.9rem;
  line-height: 1.7;
  font-size: 0.92rem;
  color: var(--texto-suave);
  white-space: pre-wrap;
}

/* ============ Scrollbar ============ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.12); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.2); }