:root {
  --radius: 10px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

/* ---------- Temas ---------- */
:root, [data-theme="dark"] {
  --ink: #12181F;
  --panel: #1B232D;
  --panel-2: #212B36;
  --line: #2A3540;
  --text: #E8ECF1;
  --text-muted: #8593A3;
  --accent: #4FD1C5;
  --accent-2: #F2B84B;
  --danger: #E5637A;
  --overlay-bg: rgba(18, 24, 31, 0.86);
  --btn-primary-text: #0B1013;
  --grafico-grid: #2A3540;
  --accent-fill: rgba(79, 209, 197, 0.15);
}

[data-theme="light"] {
  --ink: #F3F5F7;
  --panel: #FFFFFF;
  --panel-2: #EEF1F4;
  --line: #DBE1E6;
  --text: #1B232D;
  --text-muted: #5B6773;
  --accent: #0C8C7F;
  --accent-2: #A8700A;
  --danger: #C23A55;
  --overlay-bg: rgba(243, 245, 247, 0.88);
  --btn-primary-text: #FFFFFF;
  --grafico-grid: #E3E8EC;
  --accent-fill: rgba(12, 140, 127, 0.13);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 15px;
  transition: background-color .15s, color .15s;
}

h1, h2, h3 { font-family: var(--font-display); margin: 0 0 4px; font-weight: 600; }
a { color: inherit; }
button, input { font-family: inherit; font-size: inherit; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  border-bottom: 1px solid var(--line);
  background: var(--panel);
}
.topbar__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.02em;
}
.topbar__pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulso 2.2s infinite;
  flex-shrink: 0;
}
@media (prefers-reduced-motion: reduce) {
  .topbar__pulse { animation: none; }
}
@keyframes pulso {
  0% { box-shadow: 0 0 0 0 rgba(79, 209, 197, 0.45); }
  70% { box-shadow: 0 0 0 8px rgba(79, 209, 197, 0); }
  100% { box-shadow: 0 0 0 0 rgba(79, 209, 197, 0); }
}
.topbar__nav { display: flex; align-items: center; gap: 12px; }
.topbar__user { color: var(--text-muted); font-family: var(--font-mono); font-size: 13px; }

/* ---------- Layout ---------- */
.app-shell { max-width: 1180px; margin: 0 auto; padding: 32px 24px 64px; }
.app-shell--full-bleed { max-width: none; margin: 0; padding: 0; }

.page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
  flex-wrap: wrap;
}
.page-header__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  color: var(--accent);
  margin: 0 0 4px;
}

/* ---------- Botões & campos ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 8px;
  padding: 9px 16px;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.2;
  transition: border-color .15s, background .15s, color .15s;
}
.btn--primary { background: var(--accent); border-color: var(--accent); color: var(--btn-primary-text); font-weight: 600; }
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--block { width: 100%; justify-content: center; }
.btn--icone { padding: 9px 11px; font-size: 16px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-muted); }
.field input {
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  color: var(--text);
}
.field--inline { flex-direction: row; align-items: center; gap: 8px; }

/* ---------- Login ---------- */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.login__card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px;
}
.login__mark { display: flex; align-items: center; gap: 10px; }
.login__mark h1 { font-size: 22px; }
.login__subtitle { color: var(--text-muted); margin: 4px 0 24px; font-size: 13px; }
.login__form { display: flex; flex-direction: column; gap: 16px; }
.login__erro { color: var(--danger); font-size: 13px; margin: 0; }

/* ---------- Produtos ---------- */
.produtos__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.produto-card {
  display: block;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  text-decoration: none;
  color: var(--text);
  transition: border-color .15s, transform .15s;
}
.produto-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.produto-card--em-breve { opacity: 0.5; pointer-events: none; }
.produto-card__eyebrow { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--accent); }
.produto-card h2 { margin: 8px 0 4px; }
.produto-card p { color: var(--text-muted); font-size: 13px; margin: 0 0 16px; }
.produto-card__cta { font-size: 13px; color: var(--accent); }

/* ---------- Filtros ---------- */
.filtros {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
  padding: 16px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: opacity .15s;
}
.filtros.esta-carregando { opacity: .6; pointer-events: none; }
.filtros__rapidos { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text-muted);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  cursor: pointer;
}
.chip--ativo { border-color: var(--accent); color: var(--accent); }
.filtros__periodo { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }

.erro--periodo {
  background: rgba(197, 58, 85, 0.12);
  border: 1px solid var(--danger);
  color: var(--danger);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 16px;
}

/* ---------- Área de dados (cards + gráficos) com overlay de carregamento ---------- */
.dashboard-conteudo { position: relative; min-height: 220px; }

.overlay-carregando {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: var(--overlay-bg);
  border-radius: var(--radius);
  z-index: 5;
  opacity: 1;
  transition: opacity .18s;
}
.overlay-carregando[hidden] { display: none; }
.overlay-carregando p {
  color: var(--text-muted);
  font-size: 13px;
  letter-spacing: .03em;
}
.spinner {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  animation: girar .8s linear infinite;
}
@media (prefers-reduced-motion: reduce) {
  .spinner { animation-duration: 1.6s; }
}
@keyframes girar { to { transform: rotate(360deg); } }

/* ---------- Cards de totais ---------- */
.cards-totais {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.card-total {
  min-width: 0;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
}
.card-total--geral { border-color: var(--accent); }
.card-total__label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
  overflow-wrap: anywhere;
  word-break: break-word;
  line-height: 1.35;
}
.card-total__valor { display: block; font-family: var(--font-mono); font-size: 22px; font-weight: 500; }
.card-total__percentual { display: block; font-family: var(--font-mono); font-size: 12px; color: var(--accent-2); margin-top: 4px; }

/* ---------- Gráficos ---------- */
.graficos { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; margin-bottom: 24px; }
@media (max-width: 860px) { .graficos { grid-template-columns: 1fr; } }

.painel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  min-width: 0;
}
.painel h2 { font-size: 15px; margin-bottom: 12px; }

.grafico-linha-wrap { position: relative; height: 220px; }
.grafico-barras-wrap { position: relative; width: 100%; }

.texto-mudo { color: var(--text-muted); font-size: 13px; }
.carregando { color: var(--text-muted); }
.erro { color: var(--danger); }