:root {
  /* Paleta da marca FFS Engineering */
  --bg: #00294B;          /* navy oficial (#00294B) */
  --bg-soft: #0c3a63;     /* navy mais claro p/ gradiente do cabeçalho */
  --surface: #ffffff;
  --surface-2: #f4f6f9;
  --border: #d3dae3;
  --text: #1f2a37;
  --text-soft: #64748b;
  --primary: #00294B;     /* navy — ações primárias */
  --primary-dark: #001d36;
  --accent: #8E8F90;      /* cinza oficial FFS (#8E8F90) */
  --ok: #16a34a;
  --ok-bg: #dcfce7;
  --bad: #dc2626;
  --bad-bg: #fee2e2;
  --shadow: 0 1px 3px rgba(0, 41, 75, 0.10), 0 1px 2px rgba(0, 41, 75, 0.07);
  --radius: 10px;
  font-synthesis: none;
}

* { box-sizing: border-box; }

/* Garante que o atributo `hidden` realmente esconda o elemento, mesmo quando
   uma regra de CSS define display (ex.: .loading-overlay, label, .row-2).
   Sem isso, o overlay "Calculando…" e os campos condicionais ficam visíveis. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--surface-2);
  color: var(--text);
  font-size: 14px;
  line-height: 1.45;
}

/* ---------- Header ---------- */
.app-header {
  background: linear-gradient(120deg, var(--bg) 0%, var(--bg-soft) 100%);
  color: #fff;
  padding: 8px 28px 0;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: var(--shadow);
}
.header-top { display: flex; justify-content: flex-end; align-items: center; gap: 12px; min-height: 30px; }
.header-main {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 16px; flex-wrap: wrap;
}
.account { display: flex; align-items: center; gap: 8px; }
.account-email { color: #cbd5e1; font-size: 12.5px; max-width: 170px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.btn-sm { padding: 5px 12px; font-size: 12.5px; box-shadow: none; }

/* Modal de conta (trocar senha) */
.account-modal { max-width: 420px; }
.account-modal .modal-body label { margin-top: 14px; }
.account-modal .modal-body input { width: 100%; }
.account-modal #account-submit { width: 100%; margin-top: 18px; }
.auth-msg { margin-top: 14px; padding: 10px 12px; border-radius: 8px; font-size: 13px; }
.auth-msg.err { background: var(--bad-bg); border: 1px solid #fca5a5; color: #991b1b; }
.auth-msg.ok { background: var(--ok-bg); border: 1px solid #86efac; color: #166534; }

/* Meus Relatórios */
.reports-list { display: flex; flex-direction: column; gap: 12px; }
.report-card {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 18px; box-shadow: var(--shadow);
}
.report-card:hover { box-shadow: 0 4px 14px rgba(0, 41, 75, 0.10); }
.report-title { font-weight: 700; color: var(--text); font-size: 15px; }
.report-meta { font-size: 12.5px; color: var(--text-soft); margin-top: 2px; }
.report-summary { font-size: 13px; color: var(--ok); margin-top: 4px; font-weight: 600; }
.report-summary.bad { color: var(--bad); }
.report-actions { display: flex; gap: 8px; flex-shrink: 0; }
.report-del { color: var(--bad); }

/* Toast */
.toast {
  position: fixed; bottom: 24px; left: 50%; z-index: 70;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg); color: #fff; padding: 12px 20px; border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 41, 75, 0.35); font-size: 14px; font-weight: 600;
  opacity: 0; transition: opacity 0.25s, transform 0.25s; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 860px) {
  .report-card { flex-direction: column; align-items: stretch; }
}
.lang-toggle { display: inline-flex; border: 1px solid rgba(255, 255, 255, 0.25); border-radius: 7px; overflow: hidden; }
.lang-toggle button {
  background: transparent; color: #cbd5e1; border: none; padding: 4px 13px;
  font-size: 12px; font-weight: 700; cursor: pointer; transition: 0.15s;
}
.lang-toggle button:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }
.lang-toggle button.active { background: var(--accent); color: #fff; }
.brand { display: flex; align-items: center; gap: 20px; padding-bottom: 10px; }
.brand-logo { height: 76px; width: auto; display: block; }
.brand-divider { width: 1px; height: 64px; background: rgba(255, 255, 255, 0.2); }
.brand-product h1 { margin: 0; font-size: 26px; font-weight: 700; letter-spacing: 0.2px; }
.app-header h1 .ver { color: #9aa6b2; font-weight: 500; }
.subtitle { margin: 3px 0 0; font-size: 13px; color: #9fb3c8; }

.tabs { display: flex; gap: 4px; }
.tab {
  background: none; border: none; color: #cbd5e1;
  padding: 10px 22px; font-size: 14px; font-weight: 600;
  cursor: pointer; border-radius: 8px 8px 0 0; transition: 0.15s;
}
.tab:hover { color: #fff; background: rgba(255,255,255,0.06); }
.tab.active { background: var(--surface-2); color: var(--primary); }

/* ---------- Layout ---------- */
main { max-width: 1180px; margin: 0 auto; padding: 22px; }
.panel { display: none; }
.panel.active { display: block; animation: fade 0.2s ease; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; } }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.span-3 { grid-column: span 3; }

/* ---------- Cards ---------- */
.card, .subcard {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px 16px;
  box-shadow: var(--shadow);
}
.subcard { box-shadow: none; margin-top: 10px; background: var(--surface-2); }
legend {
  font-weight: 700; font-size: 12px; text-transform: uppercase;
  letter-spacing: 0.6px; color: var(--primary); padding: 0 6px;
}
.subcard legend { color: var(--text-soft); }

label {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 5px;
  font-size: 12.5px; color: var(--text-soft); font-weight: 600;
  margin-top: 10px;
}
label:not(.radio) > input { flex: 1 1 100%; min-width: 0; }
input[type=text], input[type=number], input[type=email], input[type=password] {
  font-size: 14px; padding: 7px 9px; border: 1px solid var(--border);
  border-radius: 6px; background: #fff; color: var(--text); font-weight: 500;
  transition: 0.15s;
}
input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,41,75,0.12); }

/* Ícone de tooltip (ⓘ) e o balão flutuante */
.tip {
  display: inline-flex; align-items: center; justify-content: center;
  width: 15px; height: 15px; font-size: 11px; color: var(--accent);
  cursor: help; user-select: none; flex-shrink: 0;
}
.tip:hover { color: var(--primary); }
.tooltip {
  position: fixed; z-index: 80; max-width: 280px;
  background: #0f2238; color: #fff; font-size: 12px; line-height: 1.45;
  padding: 8px 11px; border-radius: 7px; font-weight: 500;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3); pointer-events: none;
}

.radio { flex-direction: row; flex-wrap: nowrap; align-items: center; gap: 8px; cursor: pointer; font-weight: 500; color: var(--text); }
.radio input { accent-color: var(--primary); width: 15px; height: 15px; }
.radio-inline { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 6px; }
.row { display: grid; grid-template-columns: 2fr 1.5fr 1fr; gap: 14px; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.prob-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }

/* ---------- Actions ---------- */
.actions { display: flex; justify-content: flex-end; align-items: center; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.proc-toggle { display: flex; align-items: center; gap: 8px; margin-right: auto; font-size: 12.5px; color: var(--text-soft); font-weight: 600; }
.proc-toggle .seg { display: inline-flex; border: 1px solid var(--border); border-radius: 7px; overflow: hidden; }
.proc-toggle .seg button {
  background: #fff; color: var(--text-soft); border: none; padding: 6px 12px;
  font-size: 12.5px; font-weight: 600; cursor: pointer; transition: 0.15s;
}
.proc-toggle .seg button:hover { background: var(--surface-2); }
.proc-toggle .seg button.active { background: var(--primary); color: #fff; }
.btn {
  border: none; border-radius: 8px; padding: 11px 22px; font-size: 14px;
  font-weight: 700; cursor: pointer; transition: 0.15s;
}
.btn.primary { background: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-dark); }
.btn.ghost { background: #fff; color: var(--primary); border: 1px solid var(--border); }
.btn.ghost:hover { background: var(--surface-2); }

.errors {
  margin-top: 16px; background: var(--bad-bg); border: 1px solid #fca5a5;
  color: #991b1b; border-radius: 8px; padding: 12px 16px; font-size: 13px;
}
.errors ul { margin: 6px 0 0; padding-left: 20px; }

/* ---------- Output ---------- */
.empty {
  text-align: center; padding: 80px 20px; color: var(--text-soft);
  background: var(--surface); border: 1px dashed var(--border); border-radius: var(--radius);
}
.output-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 18px; }
.summary { display: flex; flex-wrap: wrap; gap: 14px; flex: 1; }
.report-btn { white-space: nowrap; flex-shrink: 0; }
.report-btn:disabled { opacity: 0.6; cursor: progress; }
.stat {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px 18px; box-shadow: var(--shadow); min-width: 140px;
}
.stat .k { font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-soft); font-weight: 700; }
.stat .v { font-size: 20px; font-weight: 800; margin-top: 2px; }
.verdict { display: inline-block; padding: 5px 14px; border-radius: 999px; font-weight: 800; font-size: 13px; }
.verdict.ok { background: var(--ok-bg); color: var(--ok); }
.verdict.bad { background: var(--bad-bg); color: var(--bad); }

.out-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.out-tab {
  background: var(--surface); border: 1px solid var(--border); color: var(--text-soft);
  padding: 8px 16px; border-radius: 8px; cursor: pointer; font-weight: 600; font-size: 13px;
}
.out-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.chart {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 10px; box-shadow: var(--shadow);
  display: none;
}
.chart.active { display: block; }

/* ---------- Loading ---------- */
.loading-overlay {
  position: fixed; inset: 0; background: rgba(0, 29, 54, 0.6);
  display: grid; place-items: center; z-index: 50; backdrop-filter: blur(2px);
}
.loading-overlay p { color: #fff; font-weight: 600; margin-top: 16px; }
#progress-wrap { display: flex; flex-direction: column; align-items: center; gap: 10px; margin-top: 6px; }
.progress-bar {
  width: 300px; max-width: 70vw; height: 12px; border-radius: 99px;
  background: rgba(255, 255, 255, 0.18); overflow: hidden;
}
#progress-fill {
  height: 100%; width: 0%; border-radius: 99px;
  background: linear-gradient(90deg, #7dd3fc, #38bdf8); transition: width 0.3s ease;
}
#progress-count { color: #cfe0ee; font-size: 13px; font-weight: 600; margin-top: 0; }
#btn-cancel { margin-top: 4px; }
.spinner {
  width: 46px; height: 46px; border: 4px solid rgba(255,255,255,0.25);
  border-top-color: #7dd3fc; border-radius: 50%; animation: spin 0.8s linear infinite;
  margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Footer ---------- */
.app-footer {
  text-align: center; padding: 20px; color: var(--text-soft); font-size: 12px;
  border-top: 1px solid var(--border); margin-top: 20px;
}
.app-footer strong { color: var(--primary); }

/* ---------- Polimento ---------- */
.app-header { border-bottom: 3px solid var(--accent); }
.card { transition: box-shadow 0.15s, transform 0.15s, border-color 0.15s; }
.card:hover { box-shadow: 0 4px 14px rgba(0, 41, 75, 0.10); transform: translateY(-1px); }
.card:focus-within { border-color: var(--primary); }
.stat { border-left: 3px solid var(--primary); }
.btn { box-shadow: 0 1px 2px rgba(0, 41, 75, 0.12); }
.btn:active { transform: translateY(1px); }

/* ---------- Modal de ajuda ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0, 29, 54, 0.55);
  display: grid; place-items: center; z-index: 60; padding: 20px; backdrop-filter: blur(2px);
}
.modal {
  background: var(--surface); border-radius: 12px; max-width: 640px; width: 100%;
  max-height: 86vh; overflow: auto; box-shadow: 0 20px 50px rgba(0, 29, 54, 0.4);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg); color: #fff; padding: 16px 22px; border-radius: 12px 12px 0 0;
  position: sticky; top: 0;
}
.modal-head h2 { margin: 0; font-size: 17px; }
.modal-close {
  background: rgba(255, 255, 255, 0.12); border: none; color: #fff; cursor: pointer;
  width: 30px; height: 30px; border-radius: 7px; font-size: 14px; transition: 0.15s;
}
.modal-close:hover { background: rgba(255, 255, 255, 0.25); }
.modal-body { padding: 20px 22px; font-size: 13.5px; color: var(--text); line-height: 1.6; }
.modal-body h3 { color: var(--primary); font-size: 14px; margin: 18px 0 6px; }
.help-table { width: 100%; border-collapse: collapse; margin: 12px 0; font-size: 13px; }
.help-table th { background: var(--surface-2); text-align: left; padding: 8px 10px; color: var(--text-soft); }
.help-table td { padding: 8px 10px; border-top: 1px solid var(--border); }
.help-tip { background: #fff8e1; border: 1px solid #ffe082; border-radius: 8px; padding: 10px 12px; margin: 12px 0; }
.help-list { margin: 6px 0; padding-left: 20px; }
.help-list li { margin: 5px 0; }
.help-foot { margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--border); color: var(--text-soft); font-size: 12px; }

@media (max-width: 860px) {
  .grid, .prob-grid { grid-template-columns: 1fr; }
  .span-3 { grid-column: span 1; }
  .row { grid-template-columns: 1fr; }
  .output-head { flex-direction: column; }
  .app-header { padding: 12px 16px 0; }
  main { padding: 14px; }
}

/* ---------- Login gate (app trancado até autenticar) ---------- */
#login-gate {
  position: fixed; inset: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: center; padding: 20px;
  background: linear-gradient(120deg, var(--bg) 0%, var(--bg-soft) 100%);
}
body.is-authed #login-gate { display: none; }
/* Aplicação escondida enquanto não autenticado (o gate cobre tudo) */
body:not(.is-authed):not(.legal-page) .app-header,
body:not(.is-authed):not(.legal-page) main,
body:not(.is-authed):not(.legal-page) .app-footer { display: none; }

.gate-card {
  background: var(--surface); border-radius: 16px; width: 100%; max-width: 380px;
  padding: 34px 30px 26px; box-shadow: 0 24px 60px rgba(0, 18, 36, 0.5); text-align: center;
}
.gate-logo { height: 72px; width: auto; margin-bottom: 16px; }
.gate-brand { margin: 0; font-size: 26px; color: var(--primary); letter-spacing: 0.5px; }
.gate-sub { margin: 6px 0 22px; font-size: 13px; color: var(--text-soft); }
.gate-spinner { display: block; padding: 10px 0 4px; }
.gate-spinner .spinner { border-color: rgba(0, 41, 75, 0.15); border-top-color: var(--primary); }
.gate-spinner p { color: var(--text-soft); font-weight: 600; margin-top: 14px; }
body.auth-resolved #login-gate .gate-spinner { display: none; }
.gate-form { display: none; text-align: left; }
body.auth-resolved:not(.is-authed) #login-gate .gate-form { display: block; }
.gate-form label { display: block; margin-bottom: 12px; }
.gate-form label span { display: block; font-size: 12.5px; color: var(--text-soft); font-weight: 600; margin-bottom: 4px; }
.gate-form input { width: 100%; }
.gate-form .btn { width: 100%; margin-top: 6px; }
.gate-hint { margin: 16px 0 0; font-size: 12px; color: var(--text-soft); }
.gate-lang { justify-content: center; margin-top: 14px; }

/* ---------- Tela de Administração ---------- */
.admin-create { max-width: 760px; }
#admin-form .btn { margin-top: 12px; }
.admin-list-head { margin: 22px 0 10px; }
.admin-list-head h2 { font-size: 16px; color: var(--primary); margin: 0; }
.admin-list { display: flex; flex-direction: column; gap: 8px; }
.admin-row {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px 16px; box-shadow: var(--shadow);
}
.admin-row-main { flex: 1 1 220px; min-width: 0; }
.admin-row-email { font-weight: 700; color: var(--text); font-size: 14.5px; word-break: break-all; }
.admin-row-meta { font-size: 12.5px; color: var(--text-soft); margin-top: 2px; }
.admin-row-dates { display: flex; flex-direction: column; gap: 2px; font-size: 12px; color: var(--text-soft); }
.admin-row-actions { margin-left: auto; }
.admin-del { color: var(--bad); }
.admin-badge {
  display: inline-block; font-size: 10.5px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.5px; color: #fff; background: var(--accent);
  padding: 2px 7px; border-radius: 99px; vertical-align: middle; margin-left: 6px;
}
.admin-empty { color: var(--text-soft); padding: 16px; text-align: center; }
#admin-msg { margin-top: 12px; }
.admin-row-tools {
  flex-basis: 100%; margin-top: 4px; padding-top: 10px; border-top: 1px dashed var(--border);
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px; font-size: 13px;
}
.admin-row-tools.muted { color: var(--text-soft); font-style: italic; }
.admin-row-tools .tools-label { color: var(--text-soft); font-weight: 600; }
.tool-grant { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; color: var(--text); }
.tool-grant input { width: 15px; height: 15px; accent-color: var(--primary); cursor: pointer; }

@media (max-width: 560px) {
  .admin-row-dates { flex-basis: 100%; }
  .admin-row-actions { margin-left: 0; }
}

/* ---------- Portal de ferramentas ---------- */
.portal-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px; margin-top: 6px;
}
.tool-card {
  display: flex; align-items: center; gap: 16px; text-decoration: none;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow);
  transition: box-shadow 0.15s, transform 0.15s, border-color 0.15s;
}
.tool-card:hover { box-shadow: 0 6px 18px rgba(0, 41, 75, 0.14); transform: translateY(-2px); border-color: var(--primary); }
.tool-icon {
  flex: 0 0 auto; width: 52px; height: 52px; border-radius: 12px;
  display: grid; place-items: center; font-size: 26px;
  background: var(--surface-2); border: 1px solid var(--border);
}
.tool-info { flex: 1 1 auto; min-width: 0; }
.tool-name { font-size: 17px; font-weight: 700; color: var(--primary); }
.tool-desc { font-size: 13px; color: var(--text-soft); margin-top: 3px; line-height: 1.45; }
.tool-go { flex: 0 0 auto; font-size: 13px; font-weight: 700; color: var(--accent); white-space: nowrap; }
.tool-card:hover .tool-go { color: var(--primary); }
.portal-empty { grid-column: 1 / -1; color: var(--text-soft); padding: 28px; text-align: center; }
/* botão Admin no header do portal — só p/ admins */
.header-top-right { display: flex; align-items: center; gap: 10px; }
#portal-admin-btn { display: none; }
body.is-admin #portal-admin-btn { display: inline-flex; }
#admin-back { margin-bottom: 16px; }
.portal-back {
  color: #cbd5e1; font-size: 13px; font-weight: 600; text-decoration: none; margin-right: auto;
}
.portal-back:hover { color: #fff; }
.header-top { align-items: center; }

/* ---------- Consentimento no login + links do rodapé ---------- */
.gate-consent { margin: 14px 0 0; font-size: 11.5px; color: var(--text-soft); line-height: 1.5; }
.gate-consent a { color: var(--primary); font-weight: 600; text-decoration: none; }
.gate-consent a:hover { text-decoration: underline; }
.app-footer .footer-links { margin-top: 8px; }
.app-footer .footer-links a { color: var(--primary); font-weight: 600; text-decoration: none; }
.app-footer .footer-links a:hover { text-decoration: underline; }
.app-footer .footer-links span { color: var(--text-soft); margin: 0 8px; }

/* ---------- Páginas legais (termos / privacidade) ---------- */
.legal-head {
  display: flex; align-items: center; justify-content: space-between;
  background: linear-gradient(120deg, var(--bg) 0%, var(--bg-soft) 100%);
  border-bottom: 3px solid var(--accent); padding: 14px 22px;
}
.legal-back { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.legal-back img { height: 38px; width: auto; display: block; }
.legal-back span { color: #fff; font-size: 19px; font-weight: 700; letter-spacing: 0.2px; }
.legal {
  max-width: 820px; margin: 28px auto; padding: 34px 40px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); line-height: 1.7; color: var(--text);
}
.legal h1 { color: var(--primary); font-size: 26px; margin: 0 0 4px; }
.legal h2 { color: var(--primary); font-size: 17px; margin: 26px 0 8px; }
.legal h2.legal-warn { color: var(--bad); }
.legal p, .legal li { font-size: 14px; }
.legal ul { padding-left: 20px; margin: 8px 0; }
.legal li { margin: 6px 0; }
.legal a { color: var(--primary); font-weight: 600; text-decoration: none; }
.legal a:hover { text-decoration: underline; }
.legal code { background: var(--surface-2); padding: 1px 5px; border-radius: 4px; font-size: 13px; }
.legal-date { color: var(--text-soft); font-size: 12.5px; margin: 0 0 8px; }
.legal-foot { margin-top: 28px; padding-top: 16px; border-top: 1px solid var(--border); color: var(--text-soft); font-size: 13px; }
@media (max-width: 600px) {
  .legal { margin: 14px; padding: 22px 18px; }
  .legal-head { padding: 12px 16px; }
}