:root {
  --bg: #EFE6D8;
  --surface: #FBF7EF;
  --ink: #3B2A20;
  --ink-soft: #7A6A56;
  --line: #D8CBB3;
  --mostarda: #B9820F;
  --mostarda-deep: #8C6208;
  --petroleo: #2B4A47;
  --petroleo-deep: #1C332F;
  --tijolo: #A63D2F;
  --tijolo-soft: #F1DDD6;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Work Sans", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  background-image:
    radial-gradient(circle at 1px 1px, rgba(59,42,32,0.06) 1px, transparent 0);
  background-size: 22px 22px;
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 4px;
}

/* ---------- Login ---------- */

.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 40px 36px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  box-shadow: 0 1px 0 rgba(59,42,32,0.04), 0 12px 30px -18px rgba(59,42,32,0.35);
}

.login-card h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 28px;
  margin: 0 0 8px;
}

.login-sub {
  color: var(--ink-soft);
  font-size: 14px;
  margin: 0 0 24px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-form input[type="password"] {
  font-family: var(--font-body);
  font-size: 15px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
}

.login-form input:focus {
  outline: 2px solid var(--mostarda);
  outline-offset: 1px;
}

.login-form button {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  padding: 12px 14px;
  border-radius: 10px;
  border: none;
  background: var(--ink);
  color: var(--surface);
  cursor: pointer;
}

.login-form button:hover { background: var(--petroleo-deep); }

.login-erro {
  margin-top: 14px;
  color: var(--tijolo);
  font-size: 13px;
}

/* ---------- Layout geral ---------- */

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 28px 18px 80px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 20px;
}

.topbar h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 26px;
  margin: 0;
}

.logout {
  font-family: var(--font-mono);
  font-size: 12px;
  text-decoration: none;
  color: var(--ink-soft);
  border: 1px solid var(--line);
  padding: 6px 10px;
  border-radius: 8px;
}
.logout:hover { border-color: var(--ink-soft); }

.week-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 18px;
}

.nav-btn {
  font-family: var(--font-body);
  font-size: 16px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--surface);
  cursor: pointer;
  color: var(--ink);
}
.nav-btn:hover { background: var(--line); }

.week-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
  min-width: 190px;
}

.week-tag {
  display: block;
  font-size: 11px;
  color: var(--mostarda-deep);
  margin-top: 2px;
  letter-spacing: 0.04em;
}

/* ---------- Cartão fidelidade (elemento assinatura) ---------- */

.stampcard {
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 26px 24px 20px;
  position: relative;
  margin-bottom: 22px;
  box-shadow: 0 1px 0 rgba(59,42,32,0.04), 0 16px 34px -22px rgba(59,42,32,0.45);
}

.stampcard::before,
.stampcard::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  background: var(--bg);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
}
.stampcard::before { left: -11px; }
.stampcard::after { right: -11px; }

.stampcard-row { padding: 6px 0; }

.stampcard-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 10px;
}

.stampcard-kicker {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.stampcard-count {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
}
.stampcard-of { color: var(--ink-soft); font-weight: 500; }
.plus { margin: 0 4px; color: var(--ink-soft); }

.stamps {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.stamp {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px dashed var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: transparent;
  transition: transform 0.15s ease;
}

.stamp.filled {
  border-style: solid;
  border-color: var(--mostarda);
  background: var(--mostarda);
  color: var(--surface);
  transform: rotate(-6deg) scale(1.04);
}

.stamp.filled.study {
  border-color: var(--petroleo);
  background: var(--petroleo);
}

.stamp.bonus { border-color: var(--mostarda-deep); }

.reward-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--line);
  color: var(--ink-soft);
}

.reward-tag.unlocked {
  background: var(--mostarda);
  color: var(--surface);
}

.stampcard-divider {
  border-top: 1px dashed var(--line);
  margin: 10px 0;
}

.diet-note {
  font-size: 12px;
  color: var(--ink-soft);
  margin: 12px 0 0;
  font-family: var(--font-mono);
}
.diet-note.broken { color: var(--tijolo); }

/* ---------- Painéis ---------- */

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}

.panel-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 14px;
}

.panel-title-toggle {
  cursor: pointer;
  list-style: none;
}
.panel-title-toggle::-webkit-details-marker { display: none; }
.panel-title-toggle::after {
  content: "＋";
  float: right;
  font-family: var(--font-mono);
  color: var(--ink-soft);
}
details[open] .panel-title-toggle::after { content: "－"; }

/* Dias da semana */

.days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
}

.day-chip {
  border-radius: 10px;
  border: 1px solid var(--line);
  padding: 8px 4px;
  text-align: center;
  font-family: var(--font-mono);
}

.day-chip.today { border-color: var(--ink); border-width: 2px; }
.day-chip.future { opacity: 0.45; }

.day-label { font-size: 11px; color: var(--ink-soft); display: block; }
.day-number { font-size: 13px; font-weight: 600; display: block; margin: 2px 0 6px; }

.day-icons { display: flex; justify-content: center; gap: 3px; min-height: 16px; }
.day-icons span { font-size: 12px; opacity: 0.25; }
.day-icons span.on { opacity: 1; }

/* Registro rápido */

.quicklog {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.qbtn {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 13px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 6px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
  text-align: center;
}

.qbtn-icon { font-size: 20px; }

.qbtn.active.qbtn-treino,
.qbtn.active.qbtn-estudo {
  background: var(--petroleo);
  border-color: var(--petroleo);
  color: var(--surface);
}
.qbtn.active.qbtn-treino { background: var(--mostarda); border-color: var(--mostarda); }

.qbtn.active.qbtn-dieta {
  background: var(--tijolo);
  border-color: var(--tijolo);
  color: var(--surface);
}

.quicklog-hint {
  font-size: 12px;
  color: var(--ink-soft);
  margin: 12px 0 0;
}

/* Histórico */

.history-week {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.history-week:last-child { border-bottom: none; }

.history-range { font-family: var(--font-mono); color: var(--ink-soft); }
.history-rewards { display: flex; gap: 6px; font-size: 15px; }
.history-rewards .dim { opacity: 0.25; }

/* Configurações */

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.settings-form label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  gap: 10px;
}

.settings-form input[type="number"] {
  width: 70px;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font-family: var(--font-mono);
}

.checkbox-label { justify-content: flex-start; }
.checkbox-label input { margin-right: 4px; }

.settings-form button {
  align-self: flex-start;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  padding: 9px 16px;
  border-radius: 8px;
  border: none;
  background: var(--ink);
  color: var(--surface);
  cursor: pointer;
}

.settings-saved {
  font-size: 12px;
  color: var(--petroleo);
  font-family: var(--font-mono);
}

/* ---------- Responsivo ---------- */

@media (max-width: 420px) {
  .quicklog { grid-template-columns: 1fr; }
  .stampcard-title { flex-direction: column; align-items: flex-start; gap: 4px; }
}

/* Acessibilidade: foco visível */
button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--petroleo);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}