/* ================= base ================= */
:root{
  --bg:#0a0a0c;
  --cartao:#1a1a1e;
  --cartao-2:#222226;
  --borda:#2c2c32;
  --texto:#ffffff;
  --texto-sec:#9a9aa3;
  --roxo:#8b5cf6;
  --vermelho:#ec1330;
  --azul:#7cc4f0;
  --azul-player-1:#3a4a60;
  --azul-player-2:#1a2330;
  --raio:18px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,sans-serif;
  background:var(--bg);
  color:var(--texto);
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
#app{max-width:480px;margin:0 auto;padding:16px 16px 40px;display:flex;flex-direction:column;gap:16px}

.cartao{background:var(--cartao);border-radius:var(--raio);padding:20px}
.cartao-titulo{font-size:18px;font-weight:700}

/* ================= player de música ================= */
.player{
  background:linear-gradient(165deg,var(--azul-player-1),var(--azul-player-2) 75%);
  border-radius:22px;padding:22px 20px 24px;
}
.player-capa{
  width:100%;aspect-ratio:1/1;border-radius:14px;overflow:hidden;
  background:#0e1620;display:grid;place-items:center;margin-bottom:18px;
  position:relative;
}
.player-capa img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 32%}
.capa-vazia{display:flex;flex-direction:column;align-items:center;gap:8px;color:#6b7a8c;font-size:14px;font-weight:500}
.capa-icone{font-size:32px;filter:grayscale(.3) opacity(.7)}

.player-info{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.player-titulo{font-size:22px;font-weight:800;line-height:1.1}
.player-artista{font-size:14px;font-weight:500;color:#b9c4d0;margin-top:2px}
.player-check{
  width:26px;height:26px;border-radius:50%;background:#fff;color:#1a2330;
  display:grid;place-items:center;font-size:14px;font-weight:900;flex-shrink:0
}

.player-progresso{margin-bottom:14px}
.barra{height:4px;border-radius:4px;background:rgba(255,255,255,.25);overflow:hidden}
.barra > span{display:block;height:100%;width:0;background:#fff;border-radius:4px}
.tempos{display:flex;justify-content:space-between;font-size:12px;font-weight:500;color:#c2ccd6;margin-top:7px}

.player-controles{display:flex;align-items:center;justify-content:space-between}
.ctrl-sec{background:none;border:none;color:#dfe6ee;font-size:20px;cursor:pointer;opacity:.85;transition:transform .15s}
.ctrl-sec:active{transform:scale(.85)}
.ctrl-play{
  width:62px;height:62px;border-radius:50%;border:none;background:#fff;color:#16202c;
  font-size:24px;cursor:pointer;display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.3);
  transition:transform .15s
}
.ctrl-play:active{transform:scale(.92)}

/* ================= sobre ================= */
.sobre-texto{margin-top:12px;color:var(--texto-sec);font-size:15px;line-height:1.5;white-space:pre-line;min-height:60px}

/* ================= casal + contador ================= */
.casal{padding:4px 2px}
.casal-nome{font-size:26px;font-weight:800;line-height:1.1}
.casal-desde{color:var(--texto-sec);font-size:15px;font-weight:500;margin-top:3px;margin-bottom:16px}
.contador{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}
.contador-bloco{
  background:var(--cartao);border:1px solid var(--borda);border-radius:14px;
  padding:16px 8px;text-align:center
}
.contador-num{font-size:30px;font-weight:800;line-height:1}
.contador-rotulo{font-size:13px;color:var(--texto-sec);font-weight:500;margin-top:6px}

/* ================= mensagem especial ================= */
.msg-especial{background:var(--vermelho);border-radius:var(--raio);padding:20px}
.msg-label{font-size:15px;font-weight:700;margin-bottom:10px}
.msg-texto{font-size:26px;font-weight:800;line-height:1.15;white-space:pre-line}

/* ================= retrospectiva ================= */
.retro{
  position:relative;background:#000;border-radius:22px;overflow:hidden;
  min-height:360px;display:flex;align-items:center;
}
.retro-blob{position:absolute;border-radius:50%;filter:blur(40px);opacity:.85}
.retro-blob.b1{width:280px;height:160px;background:linear-gradient(90deg,#ff1f5a,#ff5c7a);
  top:-20px;left:-40px;border-radius:60% 40% 50% 50%;animation:flutua 8s var(--ease) infinite}
.retro-blob.b2{width:300px;height:180px;background:linear-gradient(90deg,#e0114b,#ff3b6b);
  bottom:-30px;right:-50px;border-radius:50% 50% 40% 60%;animation:flutua 10s var(--ease) infinite reverse}
@keyframes flutua{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-18px) scale(1.08)}}
.retro-conteudo{position:relative;z-index:2;padding:30px 26px}
.retro-titulo{font-size:38px;font-weight:900;line-height:1}
.retro-sub{font-size:18px;font-weight:500;color:#e6e6ea;margin-top:8px}
.retro-botao{
  margin-top:28px;background:var(--azul);color:#0c2030;border:none;
  border-radius:30px;padding:15px 34px;font-family:inherit;font-size:17px;font-weight:700;
  cursor:pointer;transition:transform .15s
}
.retro-botao:active{transform:scale(.95)}

/* ================= retrospectiva tela cheia ================= */
.retro-tela{
  position:fixed;inset:0;z-index:100;background:#000;display:none;
  max-width:480px;margin:0 auto;overflow:hidden;
  user-select:none;-webkit-user-select:none;
}
.retro-tela.aberta{display:block}
.retro-slides{position:absolute;inset:0}
.retro-slide{
  position:absolute;inset:0;display:none;flex-direction:column;justify-content:center;align-items:center;
  text-align:center;padding:80px 30px 70px;
}
.retro-slide.ativo{display:flex}
.retro-slide.ativo .sobe{animation:sobe .7s var(--ease) both}
.retro-slide.ativo .sobe:nth-child(2){animation-delay:.1s}
.retro-slide.ativo .sobe:nth-child(3){animation-delay:.2s}
.retro-slide.ativo .salta{animation:salta .7s var(--ease) both .1s}
@keyframes sobe{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:none}}
@keyframes salta{0%{opacity:0;transform:scale(.4)}70%{transform:scale(1.1)}100%{opacity:1;transform:scale(1)}}
.retro-slide .label{font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;opacity:.7;margin-bottom:14px}
.retro-slide h2{font-size:34px;font-weight:900;line-height:1.05}
.retro-slide .gigante{font-size:96px;font-weight:900;line-height:.95}
.retro-slide p{font-size:18px;font-weight:500;opacity:.92;margin-top:12px;max-width:18em}
.retro-slide .nota{font-size:14.5px;font-weight:400;opacity:.82;margin-top:18px;max-width:24em;line-height:1.4}
.rg-roxo{background:radial-gradient(120% 90% at 50% 20%,#3b1d6b,#000 75%)}
.rg-vermelho{background:linear-gradient(160deg,#ff1f5a,#b30b38)}
.rg-azul{background:linear-gradient(160deg,#1e2b4a,#0a0f1c)}
.rg-final{background:linear-gradient(160deg,#ff1f5a 0%,#8b5cf6 120%)}
.cor-azul{color:var(--azul)}
.cor-vermelho{color:#ff5c7a}

/* polaroid dentro da retrospectiva */
.retro-polaroid{
  background:#fff;padding:11px 11px 0;border-radius:3px;margin:6px 0 4px;
  box-shadow:0 16px 40px rgba(0,0,0,.45);transform:rotate(-4deg);
  width:64%;max-width:240px;
}
.retro-polaroid img{width:100%;aspect-ratio:1/1;object-fit:cover;display:block;border-radius:2px;background:#e8e8ea}
.retro-polaroid .cap{
  display:block;font-family:'Caveat',cursive;font-size:27px;line-height:1.1;
  color:#2a2a2a;text-align:center;padding:9px 6px 13px;
}
.retro-polaroid.vazia img{display:none}
.retro-polaroid.vazia::before{
  content:"📷 foto aqui";display:grid;place-items:center;aspect-ratio:1/1;border-radius:2px;
  background:#efedf0;color:#b0a8b0;font-family:'Inter',sans-serif;font-size:14px;font-weight:600;
}

.retro-barras{position:absolute;top:12px;left:12px;right:12px;display:flex;gap:5px;z-index:10}
.retro-barras .rb{flex:1;height:3px;border-radius:3px;background:rgba(255,255,255,.3);overflow:hidden}
.retro-barras .rb > i{display:block;height:100%;width:0;background:#fff}
.retro-barras .rb.feita > i{width:100%}
.retro-barras .rb.atual > i{animation:enche var(--dur,5s) linear forwards}
@keyframes enche{from{width:0}to{width:100%}}

.retro-fechar{
  position:absolute;top:20px;right:16px;z-index:11;width:38px;height:38px;border-radius:50%;
  border:none;background:rgba(255,255,255,.15);color:#fff;font-size:17px;cursor:pointer
}
.retro-zona{position:absolute;top:0;bottom:0;width:40%;z-index:9}
.retro-zona.esq{left:0}.retro-zona.dir{right:0;width:60%}

.tracklist{width:100%;max-width:320px;text-align:left;margin-top:10px}
.trk{display:flex;align-items:center;gap:14px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.18)}
.trk .n{font-size:20px;font-weight:900;width:22px;opacity:.85}
.trk .tt{font-size:17px;font-weight:700}
.trk .ts{font-size:12px;opacity:.7;margin-top:2px}