:root {
  --gray-900: #1F1F1F;
  --gray-800: #2E2E2E;
  --gray-600: #5C5C5C;
  --gray-400: #9A9A9A;
  --gray-200: #DADADA;
  --gray-100: #F1F1F1;
  --white: #FFFFFF;

  --verde: #5A7A5A;
  --verde-bg: #E7EEE7;
  --amarelo: #A68A3A;
  --amarelo-bg: #F3EBD6;
  --vermelho: #A35A5A;
  --vermelho-bg: #F2E2E2;

  --radius: 12px;
  --radius-sm: 8px;
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--gray-100);
  color: var(--gray-900);
  -webkit-tap-highlight-color: transparent;
}

button, input, select, textarea { font-family: inherit; }

a { color: inherit; text-decoration: none; }

.app-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------- Barra lateral (desktop >= 900px) ---------- */
.sidebar {
  display: none;
  width: 240px;
  flex-shrink: 0;
  background: var(--white);
  border-right: 1px solid var(--gray-200);
  padding: var(--space-2);
  position: sticky;
  top: 0;
  height: 100vh;
}
.sidebar .brand { font-weight: 800; font-size: 18px; padding: 8px; margin-bottom: var(--space-2); }
.sidebar .new-btn {
  width: 100%; padding: 12px; border-radius: var(--radius); border: none;
  background: var(--gray-900); color: var(--white); font-weight: 700; margin-bottom: var(--space-2);
  cursor: pointer;
}
.sidebar nav a {
  display: flex; align-items: center; gap: 10px; padding: 12px 10px; border-radius: var(--radius-sm);
  color: var(--gray-800); font-weight: 600; font-size: 14px; margin-bottom: 2px;
}
.sidebar nav a.active { background: var(--gray-100); color: var(--gray-900); }

/* ---------- Conteúdo principal ---------- */
.main {
  flex: 1;
  min-width: 0;
  padding-bottom: calc(72px + var(--safe-bottom));
}
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: rgba(241,241,241,0.92); backdrop-filter: blur(6px);
  padding: calc(var(--space-2) + var(--safe-top)) var(--space-2) var(--space-1);
  display: flex; align-items: center; justify-content: space-between;
}
.topbar h1 { font-size: 19px; font-weight: 800; margin: 0; }
.topbar .actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 50%; border: none; background: var(--white);
  display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 18px;
  position: relative;
}
.icon-btn .dot { position: absolute; top: 8px; right: 8px; width: 8px; height: 8px; border-radius: 50%; background: var(--vermelho); }
.back-btn { font-size: 22px; background: none; border: none; cursor: pointer; padding: 4px 8px 4px 0; }

.content { padding: 0 var(--space-2) var(--space-2); max-width: 900px; margin: 0 auto; }

/* ---------- Barra inferior (mobile) ---------- */
.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 20;
  background: var(--white); border-top: 1px solid var(--gray-200);
  display: flex; padding-bottom: var(--safe-bottom);
}
.bottom-nav a {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 10px 0 8px; font-size: 10.5px; font-weight: 700; color: var(--gray-400);
  min-height: 44px;
}
.bottom-nav a.active { color: var(--gray-900); }
.bottom-nav .icon { font-size: 20px; }

.fab {
  position: fixed; bottom: calc(52px + var(--safe-bottom)); left: 50%; transform: translateX(-50%);
  width: 56px; height: 56px; border-radius: 50%; background: var(--gray-900); color: var(--white);
  border: 4px solid var(--gray-100); font-size: 26px; display: flex; align-items: center; justify-content: center;
  cursor: pointer; z-index: 21;
}

/* ---------- Cartões / componentes ---------- */
.card {
  background: var(--white); border-radius: var(--radius); padding: var(--space-2);
  margin-bottom: var(--space-1); border: 1px solid var(--gray-200);
}
.kpi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-1); margin-bottom: var(--space-1); }
.kpi { background: var(--white); border-radius: var(--radius); padding: var(--space-2); border: 1px solid var(--gray-200); }
.kpi .label { font-size: 10.5px; text-transform: uppercase; font-weight: 700; color: var(--gray-600); letter-spacing: .04em; }
.kpi .value { font-size: 20px; font-weight: 800; margin-top: 4px; font-variant-numeric: tabular-nums; }

.semaforo-banner {
  display: flex; align-items: center; gap: 12px; padding: var(--space-2); border-radius: var(--radius);
  margin-bottom: var(--space-2); font-weight: 700;
}
.semaforo-banner.verde { background: var(--verde-bg); color: var(--verde); }
.semaforo-banner.amarelo { background: var(--amarelo-bg); color: var(--amarelo); }
.semaforo-banner.vermelho { background: var(--vermelho-bg); color: var(--vermelho); }
.semaforo-dot { width: 14px; height: 14px; border-radius: 50%; background: currentColor; flex-shrink: 0; }

.badge {
  display: inline-flex; align-items: center; gap: 5px; padding: 4px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 700;
}
.badge.verde { background: var(--verde-bg); color: var(--verde); }
.badge.amarelo { background: var(--amarelo-bg); color: var(--amarelo); }
.badge.vermelho { background: var(--vermelho-bg); color: var(--vermelho); }
.badge.cinza { background: var(--gray-100); color: var(--gray-600); }

.section-label {
  font-size: 10.5px; text-transform: uppercase; font-weight: 700; color: var(--gray-600);
  letter-spacing: .04em; margin: var(--space-2) 0 8px;
}

.list-item {
  display: flex; align-items: center; gap: 12px; background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius); padding: 14px var(--space-2); margin-bottom: 8px; cursor: pointer;
}
.list-item .icon-circle {
  width: 40px; height: 40px; border-radius: 50%; background: var(--gray-100); display: flex;
  align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0;
}
.list-item .info { flex: 1; min-width: 0; }
.list-item .title { font-weight: 700; font-size: 14px; }
.list-item .subtitle { font-size: 12px; color: var(--gray-600); margin-top: 2px; }
.list-item .value { font-weight: 800; font-variant-numeric: tabular-nums; text-align: right; }

.empty-state { text-align: center; padding: 48px var(--space-2); color: var(--gray-600); }
.empty-state .emoji { font-size: 36px; margin-bottom: 10px; }
.empty-state .cta { margin-top: var(--space-2); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 20px; border-radius: var(--radius-sm); border: none; font-weight: 700; font-size: 14px;
  cursor: pointer; min-height: 44px;
}
.btn-primary { background: var(--gray-900); color: var(--white); }
.btn-secondary { background: var(--white); color: var(--gray-900); border: 1px solid var(--gray-200); }
.btn-danger { background: var(--vermelho-bg); color: var(--vermelho); }
.btn-block { width: 100%; }
.btn-row { display: flex; gap: 10px; margin-top: var(--space-2); }
.btn-row .btn { flex: 1; }

.field { margin-bottom: var(--space-2); }
.field label { display: block; font-size: 12px; font-weight: 700; color: var(--gray-600); margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--gray-200);
  font-size: 14px; background: var(--white);
}
.field .confidence { font-size: 11px; color: var(--gray-600); margin-top: 4px; }
.field .confidence.baixa { color: var(--amarelo); font-weight: 700; }

.chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px; margin-bottom: var(--space-2); }
.chip {
  flex-shrink: 0; padding: 8px 14px; border-radius: 20px; background: var(--white); border: 1px solid var(--gray-200);
  font-size: 12.5px; font-weight: 700; cursor: pointer;
}
.chip.active { background: var(--gray-900); color: var(--white); border-color: var(--gray-900); }

.tabs { display: flex; gap: 4px; background: var(--gray-100); border-radius: var(--radius-sm); padding: 4px; margin-bottom: var(--space-2); }
.tabs button { flex: 1; padding: 9px; border: none; background: transparent; border-radius: 6px; font-weight: 700; font-size: 13px; cursor: pointer; color: var(--gray-600); }
.tabs button.active { background: var(--white); color: var(--gray-900); }

/* Timeline vertical */
.timeline { margin: var(--space-2) 0; }
.timeline-step { display: flex; gap: 12px; }
.timeline-step .dot-col { display: flex; flex-direction: column; align-items: center; }
.timeline-step .dot { width: 12px; height: 12px; border-radius: 50%; background: var(--gray-200); }
.timeline-step .line { width: 2px; flex: 1; background: var(--gray-200); min-height: 24px; }
.timeline-step.concluido .dot { background: var(--verde); }
.timeline-step.concluido .line { background: var(--verde); }
.timeline-step.atual .dot { background: var(--gray-900); box-shadow: 0 0 0 4px var(--gray-200); }
.timeline-step .label { font-size: 13px; font-weight: 600; padding-bottom: 22px; color: var(--gray-600); }
.timeline-step.concluido .label, .timeline-step.atual .label { color: var(--gray-900); font-weight: 700; }

/* Stepper (upload em 3 passos) */
.stepper { display: flex; gap: 6px; margin-bottom: var(--space-2); }
.stepper .seg { flex: 1; height: 4px; border-radius: 2px; background: var(--gray-200); }
.stepper .seg.done, .stepper .seg.current { background: var(--gray-900); }

/* Bolha de mensagem WhatsApp */
.chat-bubble {
  background: var(--verde-bg); border-radius: var(--radius); padding: 12px 14px; margin-bottom: var(--space-2);
  font-size: 13.5px; line-height: 1.5; white-space: pre-wrap;
}
.chat-bubble .sender { font-size: 11px; font-weight: 700; color: var(--verde); margin-bottom: 4px; display: block; }

/* Divergência (balancete) */
.divergencia-item { display: flex; gap: 10px; padding: 12px; border-radius: var(--radius-sm); margin-bottom: 8px; }
.divergencia-item.ok { background: var(--verde-bg); }
.divergencia-item.atencao { background: var(--amarelo-bg); }
.divergencia-item.divergencia { background: var(--vermelho-bg); }
.divergencia-item .sev-dot { width: 10px; height: 10px; border-radius: 50%; margin-top: 4px; flex-shrink: 0; }
.divergencia-item.ok .sev-dot { background: var(--verde); }
.divergencia-item.atencao .sev-dot { background: var(--amarelo); }
.divergencia-item.divergencia .sev-dot { background: var(--vermelho); }

/* Bottom sheet (ações rápidas do FAB) */
.sheet-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 30; display: flex; align-items: flex-end;
}
.sheet {
  background: var(--white); width: 100%; border-radius: 20px 20px 0 0; padding: var(--space-2);
  padding-bottom: calc(var(--space-3) + var(--safe-bottom));
}
.sheet .handle { width: 40px; height: 4px; background: var(--gray-200); border-radius: 2px; margin: 0 auto 16px; }
.sheet-action {
  display: flex; align-items: center; gap: 14px; padding: 14px 6px; cursor: pointer; font-weight: 700; font-size: 14.5px;
}
.sheet-action .icon-circle { width: 44px; height: 44px; border-radius: 50%; background: var(--gray-100); display: flex; align-items: center; justify-content: center; font-size: 20px; }

.toast {
  position: fixed; bottom: calc(90px + var(--safe-bottom)); left: 50%; transform: translateX(-50%);
  background: var(--gray-900); color: var(--white); padding: 12px 20px; border-radius: 30px; font-size: 13px;
  font-weight: 600; z-index: 40; max-width: 90%; text-align: center;
}

.skeleton { background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 37%, var(--gray-200) 63%); background-size: 400% 100%; animation: sk 1.4s ease infinite; border-radius: var(--radius); height: 60px; margin-bottom: 8px; }
@keyframes sk { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

.login-screen { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: var(--space-2); }
.login-box { width: 100%; max-width: 360px; }
.login-box .brand { font-size: 26px; font-weight: 800; margin-bottom: 4px; }
.login-box .tagline { color: var(--gray-600); margin-bottom: var(--space-3); font-size: 14px; }
.hint-box { background: var(--gray-100); border-radius: var(--radius-sm); padding: 12px; font-size: 12px; color: var(--gray-600); margin-top: var(--space-2); }

.readonly-banner { background: var(--gray-100); padding: 10px 14px; border-radius: var(--radius-sm); font-size: 12.5px; font-weight: 600; margin-bottom: var(--space-2); }

/* ---------- Breakpoint desktop (>=900px), conforme seção 9.1 do documento de UX ---------- */
@media (min-width: 900px) {
  .sidebar { display: block; }
  .bottom-nav, .fab { display: none; }
  .main { padding-bottom: var(--space-2); }
  .kpi-grid { grid-template-columns: repeat(4, 1fr); }
  .content { padding: 0 32px 32px; }
  .topbar { padding: var(--space-3) 32px var(--space-1); }
}

/* ---------- Painel financeiro ---------- */
.viz-root, .content { --series-1: #2a78d6; --series-2: #eb6834; }
.painel-filtros { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: var(--space-2); }
.segmented { display: inline-flex; background: var(--white); border: 1px solid var(--gray-200); border-radius: 999px; padding: 3px; }
.segmented button { border: none; background: transparent; padding: 6px 12px; border-radius: 999px; font-weight: 600; font-size: 12.5px; color: var(--gray-600); cursor: pointer; }
.segmented button.active { background: var(--gray-900); color: var(--white); }
.toggle-previa { font-size: 12.5px; color: var(--gray-800); display: flex; gap: 6px; align-items: center; cursor: pointer; }
.kpi-sub { font-size: 11.5px; color: var(--gray-600); margin-top: 4px; }
.viz-wrap { position: relative; width: 100%; }
.viz-wrap svg { width: 100%; height: auto; display: block; overflow: visible; }
.viz-grid { stroke: var(--gray-200); stroke-width: 1; }
.viz-base { stroke: var(--gray-400); stroke-width: 1; }
.viz-axis { fill: var(--gray-600); font-size: 11px; font-variant-numeric: tabular-nums; }
.viz-s1 { fill: var(--series-1); }
.viz-s2 { fill: var(--series-2); }
.viz-line { fill: none; stroke: var(--series-1); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.viz-dot { fill: var(--series-1); stroke: var(--white); stroke-width: 2; }
.viz-tip { position: absolute; pointer-events: none; background: var(--gray-900); color: var(--white); font-size: 12px; line-height: 1.45; padding: 8px 10px; border-radius: 8px; white-space: nowrap; box-shadow: 0 4px 14px rgba(0,0,0,.18); z-index: 2; }
.viz-legenda { display: flex; gap: 16px; font-size: 12.5px; color: var(--gray-800); margin-bottom: 6px; }
.viz-legenda i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }
.viz-s1-bg { background: var(--series-1); }
.viz-s2-bg { background: var(--series-2); }
.barra-trilho { background: var(--gray-100); border-radius: 6px; height: 8px; overflow: hidden; margin-top: 6px; }
.barra-preenchida { background: var(--series-1); height: 100%; border-radius: 6px; }
.tabela-painel { width: 100%; border-collapse: collapse; font-size: 13px; }
.tabela-painel th { text-align: left; font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--gray-600); padding: 10px 12px; border-bottom: 1px solid var(--gray-200); white-space: nowrap; }
.tabela-painel td { padding: 10px 12px; border-bottom: 1px solid var(--gray-100); white-space: nowrap; }
.tabela-painel .num { text-align: right; font-variant-numeric: tabular-nums; }
.linha-detalhe { display: flex; gap: 10px; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--gray-100); }
.linha-detalhe select { max-width: 55%; padding: 6px 8px; border-radius: 8px; border: 1px solid var(--gray-200); background: var(--white); font-size: 12.5px; }
details.card summary { cursor: pointer; }