/* ============================================================
   Sistema de Cobrança — Design Tokens (tema escuro)
   ============================================================ */
:root {
  --color-bg: #0B0E14;
  --color-surface: #151A24;
  --color-surface-alt: #1B212E;
  --color-sidebar: #0B0E14;
  --color-sidebar-hover: #1B212E;
  --color-sidebar-text: #8B93A7;
  --color-text: #E5E9F0;
  --color-text-muted: #8B93A7;
  --color-border: #232938;
  --color-primary: #3B82F6;
  --color-primary-dark: #2563EB;
  --color-atrasado: #F87171;
  --color-atrasado-bg: rgba(248, 113, 113, 0.12);
  --color-hoje: #FBBF24;
  --color-hoje-bg: rgba(251, 191, 36, 0.12);
  --color-avencer: #A78BFA;
  --color-avencer-bg: rgba(167, 139, 250, 0.12);
  --color-success: #34D399;
  --color-success-bg: rgba(52, 211, 153, 0.12);
  --color-whatsapp: #25D366;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 1px 2px rgba(0,0,0,0.4), 0 4px 12px rgba(0,0,0,0.25);
  --font-display: 'Sora', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
}

/* Telas públicas (formulário do captador) usam um tema claro,
   pois são preenchidas por clientes fora do painel administrativo */
body.public-theme {
  --color-bg: #F4F6F9;
  --color-surface: #FFFFFF;
  --color-text: #1F2937;
  --color-text-muted: #6B7280;
  --color-border: #E4E7EC;
  --shadow: 0 1px 3px rgba(16, 27, 51, 0.08), 0 1px 2px rgba(16, 27, 51, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 14.5px;
  line-height: 1.5;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--color-text);
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

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

.sidebar {
  width: 232px;
  background: var(--color-sidebar);
  color: var(--color-sidebar-text);
  padding: 24px 16px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--color-border);
}

.sidebar .brand {
  font-family: var(--font-display);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 28px;
  padding: 0 8px;
}
.sidebar .brand span { color: var(--color-primary); }

.sidebar nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }

.sidebar nav a {
  color: var(--color-sidebar-text);
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}
.sidebar nav a:hover { background: var(--color-sidebar-hover); color: #fff; }
.sidebar nav a.active { background: var(--color-primary); color: #fff; }

.sidebar .user-box {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 14px;
  margin-top: 14px;
  font-size: 13px;
}
.sidebar .user-box form { margin-top: 8px; }
.sidebar .user-box button {
  background: none; border: 1px solid rgba(255,255,255,0.2); color: var(--color-sidebar-text);
  padding: 6px 10px; border-radius: var(--radius-sm); cursor: pointer; font-size: 12.5px; width: 100%;
}
.sidebar .user-box button:hover { background: var(--color-sidebar-hover); color: #fff; }

.main { flex: 1; padding: 28px 36px; max-width: 1280px; }

.page-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 22px; flex-wrap: wrap; gap: 12px;
}

/* ---------- Cards do dashboard ---------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 20px 22px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--color-border);
  display: block;
  color: var(--color-text);
  transition: transform .12s ease;
}
.stat-card:hover { text-decoration: none; transform: translateY(-2px); }
.stat-card .label { font-size: 13px; color: var(--color-text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.stat-card .valor { font-family: var(--font-display); font-size: 28px; font-weight: 700; margin: 6px 0 2px; }
.stat-card .qtd { font-size: 13px; color: var(--color-text-muted); }

.stat-card.atrasados { border-top-color: var(--color-atrasado); }
.stat-card.atrasados .valor { color: var(--color-atrasado); }
.stat-card.hoje { border-top-color: var(--color-hoje); }
.stat-card.hoje .valor { color: var(--color-hoje); }
.stat-card.avencer { border-top-color: var(--color-avencer); }
.stat-card.avencer .valor { color: var(--color-avencer); }

.filtro-data {
  background: var(--color-surface); border-radius: var(--radius); padding: 16px 20px;
  box-shadow: var(--shadow); display: flex; align-items: flex-end; gap: 12px; margin-bottom: 24px; flex-wrap: wrap;
}

/* ---------- Tabelas ---------- */
.table-wrap { background: var(--color-surface); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }

table { width: 100%; border-collapse: collapse; }
thead th {
  text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .04em;
  color: var(--color-text-muted); padding: 12px 16px; background: var(--color-surface-alt); border-bottom: 1px solid var(--color-border);
}
tbody td { padding: 13px 16px; border-bottom: 1px solid var(--color-border); font-size: 14px; vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--color-surface-alt); }

.text-right { text-align: right; }
.text-muted { color: var(--color-text-muted); }
.mono { font-variant-numeric: tabular-nums; }

/* ---------- Badges de status ---------- */
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600;
}
.badge-atrasado { background: var(--color-atrasado-bg); color: var(--color-atrasado); }
.badge-hoje { background: var(--color-hoje-bg); color: var(--color-hoje); }
.badge-avencer { background: var(--color-avencer-bg); color: var(--color-avencer); }
.badge-pago, .badge-quitado, .badge-ativo { background: var(--color-success-bg); color: var(--color-success); }
.badge-parcial { background: var(--color-hoje-bg); color: var(--color-hoje); }
.badge-pendente { background: rgba(59, 130, 246, 0.12); color: var(--color-primary); }
.badge-cancelado, .badge-bloqueado, .badge-inativo { background: rgba(139, 147, 167, 0.15); color: var(--color-text-muted); }

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: var(--radius-sm);
  font-size: 14px; font-weight: 600; cursor: pointer; border: 1px solid transparent; text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-outline { background: var(--color-surface-alt); color: var(--color-text); border-color: var(--color-border); }
.btn-outline:hover { background: var(--color-border); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-whatsapp { background: var(--color-whatsapp); color: #fff; }
.btn-whatsapp:hover { background: #1FB855; color: #fff; }
.btn-danger { background: transparent; color: var(--color-atrasado); border-color: rgba(248, 113, 113, 0.4); }
.btn-danger:hover { background: var(--color-atrasado-bg); }

/* ---------- Formulários ---------- */
.form-card { background: var(--color-surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px 30px; max-width: 880px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 20px; }
.form-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 600; color: var(--color-text); }
.field .hint { font-size: 12px; color: var(--color-text-muted); font-weight: 400; }

input[type=text], input[type=email], input[type=password], input[type=date], input[type=number],
input[type=tel], select, textarea {
  width: 100%;
  padding: 9px 12px; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
  font-size: 14px; font-family: var(--font-body); color: var(--color-text); background: var(--color-surface-alt);
  color-scheme: dark;
}
body.public-theme input[type=text], body.public-theme input[type=email], body.public-theme input[type=password],
body.public-theme input[type=date], body.public-theme input[type=number], body.public-theme input[type=tel],
body.public-theme select, body.public-theme textarea { background: #fff; color-scheme: light; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--color-primary); outline-offset: 1px; border-color: var(--color-primary); }
textarea { resize: vertical; min-height: 70px; }

.form-actions { margin-top: 22px; display: flex; gap: 10px; }

.section-title {
  font-family: var(--font-display); font-size: 15px; font-weight: 700; color: var(--color-primary-dark);
  margin: 26px 0 4px; text-transform: uppercase; letter-spacing: .03em; font-size: 12.5px;
}
.section-title:first-child { margin-top: 0; }

.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: 13.5px; margin-bottom: 18px; }
.alert-error { background: var(--color-atrasado-bg); color: var(--color-atrasado); border: 1px solid #FCA5A5; }
.alert-success { background: var(--color-success-bg); color: var(--color-success); border: 1px solid #86EFAC; }

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 20% 20%, #151C2C 0%, #0B0E14 60%);
}
.login-card {
  background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 14px;
  padding: 40px 36px; width: 100%; max-width: 380px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}
.login-card .brand { font-family: var(--font-display); font-size: 22px; font-weight: 700; margin-bottom: 4px; color: #fff; }
.login-card .brand span { color: var(--color-primary); }
.login-card p.sub { color: var(--color-text-muted); font-size: 13.5px; margin-bottom: 24px; }
.login-card .field { margin-bottom: 16px; }
.login-card button { width: 100%; justify-content: center; padding: 11px; margin-top: 6px; }

/* ---------- Formulário público ---------- */
.public-wrap { max-width: 640px; margin: 0 auto; padding: 40px 20px 80px; }
.public-header { text-align: center; margin-bottom: 28px; }
.public-header .brand { font-family: var(--font-display); font-size: 20px; font-weight: 700; color: var(--color-sidebar); }
.public-card { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 30px; }
.public-success { text-align: center; padding: 60px 20px; }
.public-success .icon { font-size: 48px; margin-bottom: 10px; }

.file-row { display: flex; gap: 10px; align-items: center; border: 1px dashed var(--color-border); border-radius: var(--radius-sm); padding: 10px 12px; margin-bottom: 8px; flex-wrap: wrap; }
.file-row select { flex-shrink: 0; width: 200px; }
.file-row input[type=file] { flex: 1; min-width: 0; }

/* ---------- Utilidades ---------- */
.empty-state { text-align: center; padding: 60px 20px; color: var(--color-text-muted); }
.chip-list { display: flex; flex-wrap: wrap; gap: 8px; }
.link-box {
  display: flex; align-items: center; gap: 8px; background: #F4F6F9; border: 1px solid var(--color-border);
  border-radius: var(--radius-sm); padding: 8px 12px; font-size: 13px; font-family: monospace; word-break: break-all;
}
.progress-bar { height: 6px; background: var(--color-border); border-radius: 3px; overflow: hidden; }
.progress-bar > div { height: 100%; background: var(--color-success); }

@media (max-width: 860px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; flex-direction: row; align-items: center; padding: 12px 16px; }
  .sidebar nav { flex-direction: row; overflow-x: auto; }
  .sidebar .user-box { display: none; }
  .main { padding: 20px; }
  .form-grid, .form-grid.cols-3 { grid-template-columns: 1fr; }
}