:root {
  --fundo: #F3EEE6;
  --cartao: #FFFDF9;
  --texto: #161412;
  --suave: #6E675E;
  --linha: #E4DCCF;
  --acento: #D4762C;
  --acento-escuro: #B45F1D;
  --botao: #161412;
  --botao-texto: #FFFDF9;
  --perigo: #B4372A;
  --whats: #1F9D55;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fundo: #121110;
    --cartao: #1C1A18;
    --texto: #F3EEE6;
    --suave: #A39B90;
    --linha: #2E2B27;
    --acento: #E5873C;
    --acento-escuro: #F09A50;
    --botao: #F3EEE6;
    --botao-texto: #121110;
    --perigo: #F08A7C;
    --whats: #2FBF6B;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--fundo); color: var(--texto); font-family: Inter, system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
[hidden] { display: none !important; }
em { font-family: "Instrument Serif", serif; font-style: italic; font-weight: 400; letter-spacing: 0; }
a { color: inherit; }

.barra-topo { display: flex; align-items: center; justify-content: space-between; max-width: 960px; margin: 0 auto; padding: 18px 16px 0; }
.marca { font-size: 22px; font-weight: 700; letter-spacing: -0.04em; }
.marca em { font-size: 1.25em; color: var(--acento); margin-left: 1px; }
.link-grupo { font-size: 13px; font-weight: 600; text-decoration: none; padding: 8px 14px; border: 1px solid var(--linha); border-radius: 999px; }
.link-grupo:hover { border-color: var(--texto); }

main { max-width: 960px; margin: 0 auto; padding: 8px 16px calc(32px + env(safe-area-inset-bottom)); }

/* hero */
.hero { display: grid; grid-template-columns: 1.2fr 1fr; align-items: center; gap: 32px; padding: 36px 0 28px; }
.selo { display: inline-block; font-size: 12px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--acento-escuro); background: color-mix(in srgb, var(--acento) 14%, transparent); padding: 6px 12px; border-radius: 999px; margin: 0 0 16px; }
.hero h1 { font-size: clamp(40px, 7vw, 68px); line-height: .98; letter-spacing: -0.045em; font-weight: 700; margin: 0; }
.hero h1 em { font-size: 1.12em; color: var(--acento); }
.sub { color: var(--suave); font-size: 17px; line-height: 1.5; margin: 16px 0 0; max-width: 440px; }

.demo { display: flex; justify-content: center; }
.demo-tela { position: relative; width: min(250px, 62vw); aspect-ratio: 9 / 16; border-radius: 30px; overflow: hidden;
  background: #222 url(demo.jpg) center / cover; box-shadow: 0 30px 60px -20px rgba(40, 25, 10, .45), 0 0 0 8px #161412; }
.demo-tela::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to bottom, transparent 55%, rgba(0,0,0,.35)); }
.demo-frase { position: absolute; left: 0; right: 0; top: 76%; z-index: 2; text-align: center; color: #fff; font-weight: 600; font-size: 22px; letter-spacing: -0.03em; text-shadow: 0 2px 18px rgba(0,0,0,.5); padding: 0 12px; }
.demo-frase span { display: inline-block; margin: 0 3px; animation: pop .22s cubic-bezier(.2,.9,.3,1.3) both; }
.demo-frase em { font-size: 1.3em; }
.demo-cartela { position: absolute; inset: 0; z-index: 3; background: var(--acento); display: flex; flex-direction: column; align-items: center; justify-content: center; color: #fff; animation: aparece .15s ease both; }
.demo-cartela small { font-size: 13px; font-weight: 600; letter-spacing: -0.01em; }
.demo-cartela b { font-size: 46px; letter-spacing: -0.05em; line-height: 1; margin-top: 6px; }
.demo-cartela em { font-size: 44px; line-height: 1; }
@keyframes pop { from { opacity: 0; transform: scale(.85); } to { opacity: 1; transform: none; } }
@keyframes aparece { from { opacity: 0; } to { opacity: 1; } }

/* upload */
.soltar { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 34px 16px; border: 1.5px dashed color-mix(in srgb, var(--texto) 25%, transparent); border-radius: 24px; background: var(--cartao); cursor: pointer; text-align: center; transition: border-color .15s, transform .15s; }
.soltar:hover, .soltar.arrastando { border-color: var(--acento); transform: translateY(-1px); }
.soltar strong { font-size: 18px; font-weight: 600; }
.soltar-icone { width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: var(--botao); color: var(--botao-texto); }
.dica { color: var(--suave); font-size: 13px; margin: 4px 0 0; line-height: 1.45; }
.centro { text-align: center; }
.aviso { color: var(--perigo); font-size: 14px; margin: 12px 0 0; text-align: center; }

.passos { list-style: none; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.passos li { display: flex; gap: 12px; background: var(--cartao); border-radius: 18px; padding: 16px; }
.passos li > span { flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-size: 13px; font-weight: 700; background: color-mix(in srgb, var(--acento) 16%, transparent); color: var(--acento-escuro); }
.passos strong { font-size: 15px; }
.passos p { margin: 4px 0 0; font-size: 13px; color: var(--suave); line-height: 1.45; }

/* processando / exportando */
.carregando { display: flex; align-items: center; justify-content: center; gap: 12px; padding: 64px 0 16px; font-weight: 500; }
.bolinha { width: 14px; height: 14px; border-radius: 50%; background: var(--acento); animation: pulsa 1s ease-in-out infinite; }
@keyframes pulsa { 50% { transform: scale(.55); opacity: .4; } }
.barra { height: 6px; border-radius: 3px; background: var(--linha); overflow: hidden; margin: 8px auto; max-width: 420px; }
.barra span { display: block; height: 100%; width: 0; background: var(--acento); transition: width .2s; }

/* editor */
.editor { display: grid; grid-template-columns: minmax(0, 380px) minmax(0, 1fr); gap: 20px; align-items: start; padding-top: 16px; }
.palco { position: relative; border-radius: 24px; overflow: hidden; background: #000; max-height: 76vh; aspect-ratio: 9 / 16; position: sticky; top: 12px; }
.palco video, .palco canvas { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.play { position: absolute; inset: 0; margin: auto; width: 72px; height: 72px; border-radius: 50%; border: 0; background: rgba(0,0,0,.45); color: #fff; display: grid; place-items: center; cursor: pointer; backdrop-filter: blur(6px); }
.palco.tocando .play { opacity: 0; }

.painel { background: var(--cartao); border-radius: 22px; padding: 4px 18px; }
.grupo { padding: 16px 0; border-bottom: 1px solid var(--linha); }
.grupo:last-child { border-bottom: 0; }
.grupo.linha { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.grupo.linha input[type=range] { flex: 1; max-width: 240px; accent-color: var(--acento); }
.rotulo { font-size: 14px; font-weight: 600; display: block; }
.rotulo small { display: block; font-weight: 400; color: var(--suave); margin-top: 2px; }
.interruptor input { width: 20px; height: 20px; accent-color: var(--acento); }

.paletas { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.paleta { display: inline-flex; align-items: center; gap: 8px; border: 1px solid var(--linha); background: var(--fundo); color: var(--texto); border-radius: 999px; padding: 6px 12px 6px 6px; font: 500 13px Inter, sans-serif; cursor: pointer; }
.paleta[aria-pressed=true] { border-color: var(--texto); }
.paleta i { display: inline-flex; }
.paleta i b { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--cartao); margin-left: -6px; box-shadow: 0 0 0 1px rgba(0,0,0,.08); }
.paleta i b:first-child { margin-left: 0; }
.cores-marca { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.cor-marca { display: flex; flex-direction: column; gap: 6px; font-size: 12px; font-weight: 600; color: var(--suave); background: var(--fundo); border-radius: 14px; padding: 10px; }
.cor-marca input[type=color] { width: 100%; height: 36px; border: 0; padding: 0; background: none; border-radius: 10px; cursor: pointer; }
.cor-marca input[type=color]::-webkit-color-swatch-wrapper { padding: 0; }
.cor-marca input[type=color]::-webkit-color-swatch { border: 1px solid rgba(0,0,0,.12); border-radius: 10px; }
.cor-marca input[type=text] { width: 100%; font: 500 13px ui-monospace, Menlo, monospace; text-transform: uppercase; padding: 6px 8px; border-radius: 8px; border: 1px solid var(--linha); background: var(--cartao); color: var(--texto); }

.rotulo-linha { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.modo { display: inline-flex; background: var(--fundo); border-radius: 999px; padding: 3px; }
.modo button { border: 0; background: transparent; color: var(--suave); font: 500 13px Inter, sans-serif; padding: 6px 12px; border-radius: 999px; cursor: pointer; }
.modo button.ativo { background: var(--cartao); color: var(--texto); box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.palavras { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; max-height: 240px; overflow-y: auto; }
.palavra { border: 1px solid var(--linha); background: var(--fundo); color: var(--texto); border-radius: 10px; padding: 6px 10px; font: 500 14px Inter, sans-serif; cursor: pointer; }
.palavra.enf { font: italic 18px "Instrument Serif", serif; background: var(--texto); color: var(--fundo); border-color: var(--texto); padding: 4px 10px; }
.palavra.agora { outline: 2px solid var(--acento); outline-offset: 1px; }

.acoes { display: flex; gap: 10px; margin-top: 16px; }
.acoes > * { flex: 1; }
.acoes.fixas { position: sticky; bottom: 12px; z-index: 5; background: color-mix(in srgb, var(--fundo) 80%, transparent); backdrop-filter: blur(10px); padding: 10px; border-radius: 18px; }
.primario, .secundario { font: 600 15px Inter, sans-serif; border-radius: 14px; padding: 15px 16px; cursor: pointer; border: 0; text-align: center; text-decoration: none; display: block; }
.primario { background: var(--botao); color: var(--botao-texto); }
.primario:hover { opacity: .9; }
.secundario { background: transparent; color: var(--texto); border: 1px solid var(--linha); }
.primario:disabled { opacity: .5; }

#etapa-pronto { display: flex; flex-direction: column; gap: 10px; max-width: 420px; margin: 0 auto; padding-top: 16px; }
.titulo-pronto { font-size: 40px; letter-spacing: -0.04em; margin: 0 0 4px; text-align: center; }
.titulo-pronto em { color: var(--acento); font-size: 1.15em; }
#resultado { width: 100%; max-height: 64vh; border-radius: 22px; background: #000; }

/* quem fez */
.autora { display: flex; gap: 16px; align-items: flex-start; background: var(--cartao); border-radius: 24px; padding: 20px; margin: 36px auto 0; max-width: 620px; }
.autora img { flex: none; width: 72px; height: 72px; border-radius: 50%; object-fit: cover; box-shadow: 0 0 0 3px var(--fundo), 0 0 0 5px var(--acento); }
.autora p { margin: 0; line-height: 1.45; }
.autora-oi { font-size: 18px; letter-spacing: -0.02em; }
.autora-cargo { color: var(--suave); font-size: 14px; margin-top: 2px !important; }
.autora-convite { font-size: 15px; margin-top: 10px !important; }
.botao-whats { display: inline-flex; align-items: center; gap: 8px; margin-top: 14px; background: var(--whats); color: #fff; text-decoration: none; font-weight: 600; font-size: 15px; padding: 12px 18px; border-radius: 999px; }
.botao-whats:hover { filter: brightness(1.05); }

.rodape { text-align: center; color: var(--suave); font-size: 13px; padding: 8px 16px 28px; }

dialog { border: 0; border-radius: 24px; padding: 24px 20px; width: min(420px, calc(100vw - 32px)); background: var(--cartao); color: var(--texto); }
dialog::backdrop { background: rgba(20, 15, 10, .55); backdrop-filter: blur(3px); }
dialog h2 { margin: 0; font-size: 28px; letter-spacing: -0.03em; }
dialog h2 em { color: var(--acento); }
dialog label { display: block; font-size: 13px; font-weight: 600; margin-top: 14px; }
dialog input { display: block; width: 100%; margin-top: 6px; font: 16px Inter, sans-serif; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--linha); background: var(--fundo); color: var(--texto); }

@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-top: 20px; gap: 24px; }
  .demo { order: -1; }
  .demo-tela { width: 168px; border-radius: 24px; box-shadow: 0 20px 40px -16px rgba(40, 25, 10, .45), 0 0 0 6px #161412; }
  .demo-frase { font-size: 16px; }
  .demo-cartela b, .demo-cartela em { font-size: 32px; }
  .demo-cartela small { font-size: 11px; }
  .hero h1 { font-size: 42px; }
  .passos { grid-template-columns: 1fr; }
  .editor { grid-template-columns: 1fr; }
  .palco { position: relative; top: 0; max-height: 64vh; margin: 0 auto; width: auto; height: 64vh; }
  .autora { flex-direction: column; align-items: center; text-align: center; }
}