/* TYR — preto e branco, rápido, sem webfont (fontes do sistema) */

:root {
  --bg: #FFFFFF;
  --ink: #0A0A0A;
  --muted: #6B6B6B;
  --line: #E6E6E6;
  --chip: #F2F2F2;
  --inverse-bg: #0A0A0A;
  --inverse-ink: #FFFFFF;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0A0A0A;
    --ink: #F5F5F5;
    --muted: #9A9A9A;
    --line: #262626;
    --chip: #1B1B1B;
    --inverse-bg: #F5F5F5;
    --inverse-ink: #0A0A0A;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", sans-serif;
  background: var(--bg);
  color: var(--ink);
  max-width: 520px;
  margin: 0 auto;
  min-height: 100%;
  padding-bottom: calc(76px + env(safe-area-inset-bottom));
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
}

/* ====== cabeçalho ====== */
#cabecalho {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
#botao-treino {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  padding: 4px 0;
}
#seta-treino { transition: transform .15s; margin-top: 3px; }
#botao-treino.aberto #seta-treino { transform: rotate(180deg); }
#botao-editar {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 12px;
}
#botao-editar.ativo { background: var(--inverse-bg); color: var(--inverse-ink); border-color: var(--inverse-bg); }
#botao-editar.escondido, #botao-treino.sem-seta #seta-treino { display: none; }

/* menu de treinos */
#lista-treinos {
  position: absolute;
  top: 100%;
  left: 12px; right: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(0,0,0,.18);
  overflow: hidden;
  z-index: 30;
}
#lista-treinos .item-treino {
  display: flex;
  align-items: center;
  width: 100%;
  text-align: left;
  padding: 14px 16px;
  font-size: 17px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
#lista-treinos .item-treino:last-child { border-bottom: none; }
#lista-treinos .item-treino .nome { flex: 1; }
#lista-treinos .item-treino.atual .nome::after { content: " ✓"; }
#lista-treinos .item-treino.novo { color: var(--muted); font-weight: 500; }
#lista-treinos .mini {
  width: 34px; height: 34px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  margin-left: 8px;
  font-size: 14px;
  flex: none;
}

/* ====== abas ====== */
.aba { display: none; padding: 14px 16px 20px; }
.aba.ativa { display: block; }
.escondido { display: none !important; }

/* ====== TREINO ====== */
.exercicio {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}
.exercicio .info { flex: 1; min-width: 0; }
.exercicio .nome {
  font-size: 16.5px;
  font-weight: 700;
  line-height: 1.25;
}
.exercicio .obs { font-size: 13px; color: var(--muted); margin-top: 2px; }
.exercicio .linha2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
}
.exercicio .sxr {
  font-size: 15px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  min-width: 52px;
}
.exercicio.feito .nome { text-decoration: line-through; color: var(--muted); }

/* stepper de carga */
.carga {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
}
.carga .passo {
  width: 38px; height: 38px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 11px;
  font-size: 20px;
  font-weight: 600;
  background: var(--chip);
}
.carga .valor {
  min-width: 66px;
  text-align: center;
  font-size: 16.5px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  padding: 4px 2px;
}
.carga .valor small { font-size: 12px; font-weight: 600; color: var(--muted); }

/* check do exercício */
.check {
  width: 30px; height: 30px;
  flex: none;
  border: 2px solid var(--line);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: transparent;
  font-size: 15px;
  font-weight: 800;
}
.exercicio.feito .check {
  background: var(--inverse-bg);
  border-color: var(--inverse-bg);
  color: var(--inverse-ink);
}

/* controles do modo edição */
.ctl-edicao { display: flex; gap: 6px; margin-left: auto; }
.ctl-edicao button {
  width: 36px; height: 36px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 15px;
  display: flex; align-items: center; justify-content: center;
}

/* botões grandes */
.botao {
  display: block;
  width: 100%;
  padding: 15px;
  margin-top: 18px;
  background: var(--inverse-bg);
  color: var(--inverse-ink);
  border-radius: 15px;
  font-size: 17px;
  font-weight: 700;
  text-align: center;
}
.botao.contorno {
  background: none;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}
.botao.suave {
  background: var(--chip);
  color: var(--ink);
  font-weight: 600;
}
.vazio {
  text-align: center;
  color: var(--muted);
  padding: 48px 20px;
  font-size: 15px;
  line-height: 1.5;
}

/* ====== CALENDÁRIO ====== */
#cal-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
#cal-titulo { font-size: 18px; font-weight: 800; text-transform: capitalize; }
#cal-nav button {
  width: 40px; height: 40px;
  font-size: 24px;
  border: 1px solid var(--line);
  border-radius: 12px;
}
#cal-semana, #cal-grade {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
#cal-semana div {
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  color: var(--muted);
  padding: 6px 0;
  text-transform: uppercase;
}
.dia {
  aspect-ratio: 1;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  border: 1px solid transparent;
}
.dia.fora { visibility: hidden; }
.dia.hoje { border-color: var(--ink); font-weight: 800; }
.dia.treinado { background: var(--inverse-bg); color: var(--inverse-ink); font-weight: 700; }
.dia .tag { font-size: 9px; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; opacity: .8; }
.dia.futuro { color: var(--muted); opacity: .45; }
#cal-legenda { margin-top: 14px; font-size: 13px; color: var(--muted); text-align: center; }

/* ====== PERFIL ====== */
.blocos {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 20px;
}
.bloco {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
}
.bloco .num { font-size: 30px; font-weight: 800; letter-spacing: -0.02em; }
.bloco .rotulo { font-size: 12.5px; color: var(--muted); margin-top: 2px; }
.secao { font-size: 13px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 22px 0 8px; }
.linha-metrica {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.linha-metrica .val { font-weight: 700; font-variant-numeric: tabular-nums; white-space: nowrap; }
.linha-metrica .quando { color: var(--muted); font-size: 13px; }
#area-backup {
  width: 100%;
  min-height: 110px;
  margin-top: 10px;
  padding: 10px;
  font: 12px/1.5 ui-monospace, monospace;
  color: var(--ink);
  background: var(--chip);
  border: 1px solid var(--line);
  border-radius: 12px;
}
.nota { font-size: 12.5px; color: var(--muted); margin-top: 8px; line-height: 1.5; }

/* ====== barra inferior ====== */
#barra {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  max-width: 520px;
  margin: 0 auto;
  display: flex;
  background: var(--inverse-bg);
  color: var(--inverse-ink);
  padding-bottom: env(safe-area-inset-bottom);
  border-radius: 18px 18px 0 0;
  z-index: 40;
}
#barra button {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 11px 0 9px;
  font-size: 11px;
  font-weight: 600;
  opacity: .48;
}
#barra button.ativa { opacity: 1; }

/* ====== modal ====== */
#veu {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 50;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
#modal {
  width: 100%;
  max-width: 520px;
  background: var(--bg);
  border-radius: 22px 22px 0 0;
  padding: 22px 18px calc(18px + env(safe-area-inset-bottom));
  max-height: 82vh;
  overflow-y: auto;
}
#modal h3 { font-size: 19px; font-weight: 800; margin-bottom: 14px; }
#modal label { display: block; font-size: 13px; font-weight: 700; color: var(--muted); margin: 12px 0 5px; }
#modal input {
  width: 100%;
  padding: 12px 13px;
  font: inherit;
  font-size: 16px;
  color: var(--ink);
  background: var(--chip);
  border: 1px solid var(--line);
  border-radius: 12px;
}
#modal .meia { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
#modal-acoes { display: flex; gap: 10px; margin-top: 20px; }
#modal-acoes button {
  flex: 1;
  padding: 14px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 700;
}
#modal-cancelar { background: var(--chip); }
#modal-salvar { background: var(--inverse-bg); color: var(--inverse-ink); }
.opcao-dia {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 13px 4px;
  font-size: 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.opcao-dia .estado { font-size: 14px; color: var(--muted); }
.opcao-dia.marcada .estado { color: var(--ink); font-weight: 800; }