/* ===== Tema escuro — Ficha de Treino ===== */
:root {
  --bg: #0d0f13;
  --bg-elev: #151821;
  --bg-elev-2: #1c202c;
  --border: #262b3a;
  --border-soft: #1f2431;
  --text: #e8eaf0;
  --text-dim: #9aa1b5;
  --text-faint: #626a80;
  --accent: #34d399;
  --accent-strong: #10b981;
  --accent-soft: rgba(52, 211, 153, 0.12);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.12);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
  --font: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(52, 211, 153, 0.07), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.5;
  min-height: 100vh;
}

/* ===== Topbar ===== */
.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(13, 15, 19, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-soft);
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-icon {
  font-size: 26px;
  background: var(--accent-soft);
  border: 1px solid rgba(52, 211, 153, 0.25);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
}
.brand h1 { font-size: 19px; margin: 0; letter-spacing: -0.01em; }
.subtitle { margin: 0; font-size: 13px; color: var(--text-dim); text-transform: capitalize; }

/* ===== Layout ===== */
.container { max-width: 1100px; margin: 0 auto; padding: 28px 24px 80px; }
.section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-faint);
  margin: 34px 0 14px;
}
section:first-child .section-title { margin-top: 0; }

/* ===== Semana ===== */
.week-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
}
.day-card {
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 12px 12px 14px;
  min-height: 96px;
  transition: border-color 0.15s;
}
.day-card.today {
  border-color: rgba(52, 211, 153, 0.45);
  background: linear-gradient(180deg, rgba(52, 211, 153, 0.08), var(--bg-elev) 55%);
}
.day-card .day-name {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}
.day-card.today .day-name { color: var(--accent); }
.today-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
}
.day-card .day-workouts { margin-top: 8px; display: flex; flex-direction: column; gap: 6px; }
.day-workout-pill {
  font-size: 12.5px;
  font-weight: 500;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 4px 8px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}
.day-workout-pill:hover { border-color: var(--accent); }
.day-rest { font-size: 12.5px; color: var(--text-faint); margin-top: 10px; }

/* ===== Cards de treino ===== */
.workouts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: 16px;
}
.workout-card {
  background: var(--bg-elev);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow);
}
.workout-card-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.workout-card h3 { margin: 0; font-size: 17px; letter-spacing: -0.01em; }
.workout-notes { font-size: 13px; color: var(--text-dim); margin: 2px 0 0; }
.card-actions { display: flex; gap: 6px; flex-shrink: 0; }

.day-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(52, 211, 153, 0.25);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.chip.empty { background: transparent; color: var(--text-faint); border-color: var(--border); text-transform: none; letter-spacing: 0; font-weight: 500; }

/* Tabela de exercícios no card */
.exercise-list { display: flex; flex-direction: column; }
.exercise-row-view {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 10px;
  align-items: baseline;
  padding: 9px 2px;
  border-bottom: 1px solid var(--border-soft);
}
.exercise-row-view:last-child { border-bottom: none; }
.exercise-name { font-size: 14px; font-weight: 500; }
.exercise-load { font-size: 13px; color: var(--text-dim); white-space: nowrap; }
.exercise-scheme {
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 6px;
  white-space: nowrap;
}
.no-exercises { font-size: 13.5px; color: var(--text-faint); font-style: italic; }

/* ===== Botões ===== */
.btn {
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: filter 0.15s, background 0.15s, border-color 0.15s;
}
.btn-primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
  color: #06281c;
}
.btn-primary:hover { filter: brightness(1.1); }
.btn-secondary {
  background: var(--bg-elev-2);
  color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--text-faint); }
.btn-ghost {
  background: transparent;
  color: var(--accent);
  border: 1px dashed rgba(52, 211, 153, 0.4);
  width: 100%;
  margin-top: 10px;
}
.btn-ghost:hover { background: var(--accent-soft); }
.btn-icon {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 8px;
  width: 32px;
  height: 32px;
  cursor: pointer;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}
.btn-icon:hover { color: var(--text); border-color: var(--text-faint); }
.btn-icon.danger:hover { color: var(--danger); border-color: var(--danger); background: var(--danger-soft); }

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(5, 6, 9, 0.72);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 5vh 16px 16px;
  z-index: 50;
  overflow-y: auto;
}
.modal-overlay[hidden] { display: none; }
.modal {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 18px;
  width: 100%;
  max-width: 640px;
  box-shadow: var(--shadow);
  animation: pop 0.18s ease-out;
}
@keyframes pop {
  from { transform: translateY(10px) scale(0.98); opacity: 0; }
  to { transform: none; opacity: 1; }
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px 0;
}
.modal-header h2 { margin: 0; font-size: 19px; }
.modal form { padding: 8px 24px 24px; }
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-soft);
}

/* ===== Campos ===== */
.field { margin-top: 18px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 7px;
}
.muted { color: var(--text-faint); font-weight: 400; }
input[type="text"], input[type="number"] {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.15);
}
input::placeholder { color: var(--text-faint); }

/* Seletor de dias */
.day-picker { display: flex; gap: 7px; flex-wrap: wrap; }
.day-toggle {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 0;
  width: 58px;
  text-align: center;
  border-radius: var(--radius-sm);
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
}
.day-toggle.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}

/* Linhas de exercício no formulário */
.exercise-table-head, .exercise-edit-row {
  display: grid;
  grid-template-columns: 1fr 90px 64px 74px 34px;
  gap: 8px;
  align-items: center;
}
.exercise-table-head {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  padding: 0 2px 6px;
}
.exercise-edit-row { margin-bottom: 8px; }

/* ===== Vazio / Toast ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-elev);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
}
.empty-icon { font-size: 42px; margin-bottom: 8px; }
.empty-state h3 { margin: 0 0 6px; }
.empty-state p { color: var(--text-dim); margin: 0 0 20px; }

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  box-shadow: var(--shadow);
  z-index: 100;
}
.toast.error { border-color: var(--danger); color: var(--danger); }

/* ===== Responsivo ===== */
@media (max-width: 860px) {
  .week-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 560px) {
  .week-grid { grid-template-columns: repeat(2, 1fr); }
  .workouts-grid { grid-template-columns: 1fr; }
  .exercise-table-head, .exercise-edit-row { grid-template-columns: 1fr 70px 50px 60px 30px; }
  .topbar-inner { padding: 12px 16px; }
  .container { padding: 20px 16px 60px; }
}