/* ============ Meu Treino — ferro & giz ============ */
:root {
  --bg: #0F1216;
  --panel: #171C22;
  --panel-2: #1F2630;
  --line: #2A323C;
  --text: #EDF0F3;
  --mut: #93A0AD;
  --chalk: #F2F4F6;          /* ação primária: giz sobre ferro */
  --ink: #10151A;
  --ok: #35C77E;
  --danger: #E5484D;

  /* cores de anilha (código olímpico) por macro-grupo */
  --pl-peito: #E5484D;       /* vermelho 25 kg */
  --pl-costas: #3E7BFA;      /* azul 20 kg */
  --pl-pernas: #F5C518;      /* amarelo 15 kg */
  --pl-ombros: #2EC08B;      /* verde 10 kg */
  --pl-bracos: #E8ECF1;      /* branco 5 kg */
  --pl-core: #8B96A3;        /* cinza 2,5 kg */

  --radius: 14px;
  --safe-b: env(safe-area-inset-bottom, 0px);
  --font-d: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-b: "Barlow", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-b);
  font-size: 16px;
  line-height: 1.45;
  min-height: 100dvh;
}
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select { font: inherit; }
svg { fill: currentColor; }

#app { max-width: 640px; margin: 0 auto; min-height: 100dvh; display: flex; flex-direction: column; }
#view { flex: 1; padding: 20px 16px calc(96px + var(--safe-b)); }

/* ---------- tipografia ---------- */
h1, h2, .display {
  font-family: var(--font-d);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
}
h1 { font-size: 34px; line-height: 1.05; }
h2 { font-size: 22px; }
.eyebrow {
  font-family: var(--font-d);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 13px;
  color: var(--mut);
}
.mut { color: var(--mut); }
.small { font-size: 13.5px; }

/* ---------- navegação ---------- */
.tabs {
  position: fixed; bottom: 0; left: 0; right: 0;
  max-width: 640px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, 1fr);
  background: rgba(16, 20, 25, 0.94);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--line);
  padding: 8px 8px calc(8px + var(--safe-b));
  z-index: 40;
}
.tab {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 7px 4px; border-radius: 12px; color: var(--mut);
  font-family: var(--font-d); font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.08em; font-size: 12.5px;
}
.tab svg { width: 24px; height: 24px; }
.tab.active { color: var(--chalk); background: var(--panel-2); }
.tab:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--chalk); outline-offset: 2px;
}

/* ---------- botões ---------- */
.btn {
  display: block; width: 100%; text-align: center;
  background: var(--chalk); color: var(--ink);
  font-family: var(--font-d); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; font-size: 18px;
  padding: 15px 18px; border-radius: var(--radius);
}
.btn:active { transform: translateY(1px); }
.btn.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--line); }
.btn.danger { background: transparent; color: var(--danger); border: 1px solid var(--danger); }
.btn-ghost {
  color: var(--chalk); font-family: var(--font-d); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em; padding: 6px 10px;
}
.btn + .btn { margin-top: 10px; }

/* ---------- cartões ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px; margin-bottom: 12px;
}
.card.tap:active { background: var(--panel-2); }

/* faixa de anilha: assinatura visual */
.plate { border-left: 5px solid var(--pl-core); }
.plate[data-g="peito"]   { border-left-color: var(--pl-peito); }
.plate[data-g="costas"]  { border-left-color: var(--pl-costas); }
.plate[data-g="pernas"]  { border-left-color: var(--pl-pernas); }
.plate[data-g="ombros"]  { border-left-color: var(--pl-ombros); }
.plate[data-g="bracos"]  { border-left-color: var(--pl-bracos); }
.plate[data-g="core"]    { border-left-color: var(--pl-core); }

.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--mut);
}
.chip::before {
  content: ""; width: 10px; height: 10px; border-radius: 50%;
  background: var(--pl-core); box-shadow: inset 0 0 0 2.5px var(--bg);
  outline: 2px solid currentColor; outline-offset: -1px; opacity: 0.95;
}
.chip[data-g="peito"]::before  { background: var(--pl-peito); }
.chip[data-g="costas"]::before { background: var(--pl-costas); }
.chip[data-g="pernas"]::before { background: var(--pl-pernas); }
.chip[data-g="ombros"]::before { background: var(--pl-ombros); }
.chip[data-g="bracos"]::before { background: var(--pl-bracos); }
.chip[data-g="core"]::before   { background: var(--pl-core); }

/* ---------- assistente (novo plano) ---------- */
.wizard-head { margin: 6px 0 22px; }
.steps { display: flex; gap: 6px; margin-bottom: 18px; }
.steps i { flex: 1; height: 4px; border-radius: 2px; background: var(--line); }
.steps i.on { background: var(--chalk); }

.opts { display: grid; gap: 10px; }
.opts.cols-2 { grid-template-columns: 1fr 1fr; }
.opts.cols-3 { grid-template-columns: repeat(3, 1fr); }
.opt {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 14px; text-align: left;
}
.opt .t { font-family: var(--font-d); font-weight: 700; font-size: 19px; text-transform: uppercase; letter-spacing: 0.04em; }
.opt .d { color: var(--mut); font-size: 13.5px; margin-top: 3px; }
.opt.center { text-align: center; }
.opt.sel { border-color: var(--chalk); background: var(--panel-2); box-shadow: inset 0 0 0 1px var(--chalk); }

.slider-val { font-family: var(--font-d); font-weight: 700; font-size: 56px; text-align: center; margin: 14px 0 2px; }
.slider-sub { text-align: center; color: var(--mut); margin-bottom: 18px; }
input[type="range"] { width: 100%; accent-color: var(--chalk); height: 34px; }

/* ---------- treino do dia ---------- */
.day-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 4px; }
.badge {
  font-family: var(--font-d); font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; font-size: 13px; color: var(--ink);
  background: var(--chalk); border-radius: 8px; padding: 3px 9px;
}
.badge.soft { background: var(--panel-2); color: var(--mut); border: 1px solid var(--line); }

.ex-row { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.ex-name { font-weight: 600; font-size: 16.5px; }
.ex-meta { color: var(--mut); font-size: 13.5px; margin-top: 2px; }
.swap {
  color: var(--mut); padding: 8px; border-radius: 10px; flex: none;
  border: 1px solid var(--line);
}
.swap svg { width: 18px; height: 18px; display: block; }

.sets { margin-top: 12px; border-top: 1px dashed var(--line); padding-top: 10px; display: grid; gap: 8px; }
.set-row { display: grid; grid-template-columns: 34px 1fr 1fr 44px; gap: 8px; align-items: center; }
.set-n { color: var(--mut); font-family: var(--font-d); font-weight: 600; font-size: 15px; }
.set-row input {
  width: 100%; background: var(--panel-2); border: 1px solid var(--line);
  border-radius: 10px; color: var(--text); padding: 10px 10px; font-size: 16px;
  text-align: center;
}
.set-row input::placeholder { color: #5c6874; }
.check {
  width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center; color: var(--mut);
}
.check svg { width: 20px; height: 20px; }
.check.on { background: var(--ok); border-color: var(--ok); color: var(--ink); }
.set-head { display: grid; grid-template-columns: 34px 1fr 1fr 44px; gap: 8px; color: var(--mut); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }

.done-strike .ex-name { text-decoration: line-through; color: var(--mut); }

/* ---------- timer de descanso ---------- */
.timer {
  position: fixed; left: 0; right: 0; bottom: calc(72px + var(--safe-b));
  max-width: 640px; margin: 0 auto; z-index: 39;
  background: var(--panel-2); border-top: 1px solid var(--line);
  padding: 0 16px 10px;
}
.timer.hidden { display: none; }
.timer-bar { height: 4px; background: var(--line); border-radius: 2px; margin: 0 -16px; }
.timer-fill { height: 100%; width: 100%; background: var(--ok); border-radius: 2px; transition: width 1s linear; }
.timer-row { display: flex; align-items: center; gap: 12px; padding-top: 8px; }
.timer-label { color: var(--mut); text-transform: uppercase; font-size: 12.5px; letter-spacing: 0.08em; }
.timer-count { font-family: var(--font-d); font-weight: 700; font-size: 26px; flex: 1; }

/* ---------- planilha inferior (substitutos) ---------- */
.sheet-backdrop {
  position: fixed; inset: 0; background: rgba(5, 8, 11, 0.6); z-index: 60;
  display: flex; align-items: flex-end; justify-content: center;
}
.sheet {
  width: 100%; max-width: 640px; background: var(--panel);
  border-radius: 18px 18px 0 0; border: 1px solid var(--line); border-bottom: 0;
  padding: 14px 16px calc(18px + var(--safe-b)); max-height: 75dvh; overflow: auto;
  animation: up 0.18s ease-out;
}
@keyframes up { from { transform: translateY(24px); opacity: 0.4; } to { transform: none; opacity: 1; } }
.sheet-grip { width: 42px; height: 4px; border-radius: 2px; background: var(--line); margin: 0 auto 12px; }
.sub-item {
  width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center;
  gap: 10px; padding: 13px 6px; border-bottom: 1px solid var(--line);
}
.sub-item:last-child { border-bottom: 0; }
.equip-tag {
  flex: none; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.07em;
  color: var(--mut); border: 1px solid var(--line); border-radius: 7px; padding: 2px 7px;
}

/* ---------- histórico ---------- */
.spark { width: 100%; height: 120px; display: block; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin: 12px 0; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; text-align: center; }
.stat .v { font-family: var(--font-d); font-weight: 700; font-size: 26px; }
.stat .l { color: var(--mut); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }

.hist-sets { margin-top: 8px; color: var(--mut); font-size: 14px; }

/* ---------- diversos ---------- */
.empty { text-align: center; padding: 48px 20px; color: var(--mut); }
.empty h2 { color: var(--text); margin-bottom: 8px; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.spacer { height: 16px; }
hr.sep { border: 0; border-top: 1px solid var(--line); margin: 16px 0; }
.legend { display: flex; flex-wrap: wrap; gap: 10px 14px; margin-top: 10px; }

.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(84px + var(--safe-b)); z-index: 70;
  background: var(--chalk); color: var(--ink); font-weight: 600;
  padding: 10px 16px; border-radius: 12px; font-size: 14.5px;
  animation: up 0.18s ease-out;
}

@media (min-width: 480px) {
  h1 { font-size: 40px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}