/* ============================================================
   NEUROELEIÇÃO — Design System Global
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@700;900&display=swap');

:root {
  --azul:         #0A1628;
  --azul-medio:   #1B3A6B;
  --azul-claro:   #2563EB;
  --dourado:      #C9972B;
  --dourado-claro:#F4C842;
  --branco:       #FFFFFF;
  --cinza-100:    #F8FAFC;
  --cinza-200:    #F1F5F9;
  --cinza-300:    #E2E8F0;
  --cinza-400:    #CBD5E1;
  --cinza-500:    #94A3B8;
  --cinza-600:    #64748B;
  --cinza-700:    #475569;
  --cinza-800:    #334155;
  --cinza-900:    #1E293B;
  --sucesso:      #4CAF50;
  --alerta:       #FF9800;
  --critico:      #E63946;
  --roxo:         #7C3AED;

  --fonte-titulo: 'Playfair Display', serif;
  --fonte-corpo:  'Inter', sans-serif;

  --sombra-sm:    0 2px 8px rgba(0,0,0,0.06);
  --sombra-md:    0 4px 20px rgba(0,0,0,0.10);
  --sombra-lg:    0 8px 40px rgba(0,0,0,0.14);
  --raio:         12px;
  --raio-sm:      8px;
  --raio-lg:      16px;
}

*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fonte-corpo);
  background: var(--cinza-100);
  color: var(--cinza-900);
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Tipografia ── */
h1,h2,h3 { font-family: var(--fonte-titulo); line-height: 1.15; }
h1 { font-size: clamp(36px, 5vw, 56px); font-weight: 900; }
h2 { font-size: clamp(26px, 3.5vw, 38px); font-weight: 700; }
h3 { font-size: clamp(18px, 2.5vw, 24px); font-weight: 700; }
p  { color: var(--cinza-700); }
a  { text-decoration: none; color: inherit; }

/* ── Layout ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* ── Botões ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--raio-sm);
  font-family: var(--fonte-corpo);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-transform: uppercase;
}
.btn-primary {
  background: linear-gradient(135deg, var(--dourado), var(--dourado-claro));
  color: var(--azul);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201,151,43,0.4); }
.btn-outline {
  background: transparent;
  color: var(--dourado);
  border: 2px solid var(--dourado);
}
.btn-outline:hover { background: rgba(201,151,43,0.1); }
.btn-ghost { background: rgba(255,255,255,0.1); color: white; }
.btn-ghost:hover { background: rgba(255,255,255,0.2); }
.btn-lg { padding: 16px 36px; font-size: 15px; }
.btn-sm { padding: 9px 18px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

/* ── Badge/Tag ── */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.tag-sucesso  { background: #E8F5E9; color: var(--sucesso); }
.tag-alerta   { background: #FFF8E1; color: var(--alerta); }
.tag-critico  { background: #FFEBEE; color: var(--critico); }
.tag-dourado  { background: rgba(201,151,43,0.15); color: var(--dourado); }

/* ── Card ── */
.card {
  background: white;
  border: 1px solid var(--cinza-300);
  border-radius: var(--raio);
  padding: 28px;
  box-shadow: var(--sombra-sm);
}

/* ── Separador dourado ── */
.sep {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--dourado), var(--dourado-claro));
  border-radius: 99px;
  margin: 16px 0 28px;
}

/* ── Label seção ── */
.label-secao {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--dourado);
  text-transform: uppercase;
  margin-bottom: 8px;
}

/* ── Loading spinner ── */
.spinner {
  width: 20px; height: 20px;
  border: 3px solid rgba(201,151,43,0.3);
  border-top-color: var(--dourado);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Barra de progresso ROI ── */
.roi-bar-wrap {
  background: var(--cinza-200);
  border-radius: 99px;
  height: 7px;
  overflow: hidden;
  margin: 10px 0 6px;
}
.roi-bar {
  height: 100%;
  border-radius: 99px;
  transition: width 1s ease;
}
.roi-bar.sucesso { background: linear-gradient(90deg, #4CAF50, #66BB6A); }
.roi-bar.alerta  { background: linear-gradient(90deg, #FF9800, #FFB74D); }
.roi-bar.baixo   { background: linear-gradient(90deg, #FF5722, #FF8A65); }
.roi-bar.critico { background: linear-gradient(90deg, #E63946, #EF5350); }

/* ── Form ── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--cinza-800);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--cinza-300);
  border-radius: var(--raio-sm);
  font-family: var(--fonte-corpo);
  font-size: 14px;
  color: var(--cinza-900);
  background: white;
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--dourado);
  box-shadow: 0 0 0 3px rgba(201,151,43,0.12);
}
.form-textarea { resize: vertical; min-height: 160px; line-height: 1.6; }

/* ── Alert ── */
.alert {
  padding: 14px 18px;
  border-radius: var(--raio-sm);
  font-size: 13px;
  line-height: 1.6;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.alert-erro    { background: #FEF2F2; border-left: 4px solid var(--critico); color: #991B1B; }
.alert-sucesso { background: #F0FDF4; border-left: 4px solid var(--sucesso); color: #166534; }
.alert-info    { background: #EFF6FF; border-left: 4px solid var(--azul-claro); color: #1E40AF; }

/* ── Navbar ── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.3s, box-shadow 0.3s;
}
.navbar.scrolled {
  background: rgba(10,22,40,0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
  backdrop-filter: blur(12px);
}
.navbar-logo {
  font-family: var(--fonte-titulo);
  font-size: 20px;
  font-weight: 900;
  color: var(--dourado);
  letter-spacing: 2px;
}
.navbar-logo span { color: white; font-size: 13px; font-family: var(--fonte-corpo); font-weight: 400; letter-spacing: 4px; display: block; }
.navbar-links { display: flex; gap: 32px; align-items: center; }
.navbar-links a { font-size: 13px; font-weight: 600; color: rgba(255,255,255,0.75); letter-spacing: 0.5px; transition: color 0.2s; }
.navbar-links a:hover { color: var(--dourado); }

/* ── Footer ── */
.footer {
  background: var(--azul);
  color: white;
  padding: 48px 24px 32px;
  text-align: center;
}
.footer-logo { font-family: var(--fonte-titulo); font-size: 22px; font-weight: 900; color: var(--dourado); letter-spacing: 3px; margin-bottom: 8px; }
.footer-sub { font-size: 11px; color: rgba(255,255,255,0.35); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 24px; }
.footer-disc { font-size: 11px; color: rgba(255,255,255,0.25); max-width: 560px; margin: 0 auto; line-height: 1.7; }

/* ── Upload area ── */
.upload-area {
  border: 2px dashed var(--cinza-300);
  border-radius: var(--raio);
  padding: 40px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--cinza-100);
}
.upload-area:hover, .upload-area.dragover {
  border-color: var(--dourado);
  background: rgba(201,151,43,0.04);
}
.upload-icon { font-size: 36px; margin-bottom: 12px; }
.upload-title { font-size: 15px; font-weight: 700; color: var(--cinza-800); margin-bottom: 4px; }
.upload-sub { font-size: 12px; color: var(--cinza-500); }

/* ── Status badge ── */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.status-pending    { background: #FFF8E1; color: #B45309; }
.status-processing { background: #EFF6FF; color: #1D4ED8; }
.status-done       { background: #F0FDF4; color: #166534; }
.status-error      { background: #FEF2F2; color: #991B1B; }
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: currentColor;
}
.status-processing .status-dot { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }

/* ── Tabs ── */
.tabs { display: flex; gap: 4px; background: var(--cinza-200); border-radius: var(--raio-sm); padding: 4px; }
.tab-btn {
  flex: 1;
  padding: 10px 16px;
  border: none;
  border-radius: 6px;
  background: transparent;
  font-family: var(--fonte-corpo);
  font-size: 13px;
  font-weight: 600;
  color: var(--cinza-600);
  cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active { background: white; color: var(--azul); box-shadow: var(--sombra-sm); }
.tab-content { display: none; }
.tab-content.active { display: block; }

@media (max-width: 768px) {
  .navbar-links { display: none; }
  h1 { font-size: 32px; }
  h2 { font-size: 24px; }
  .container { padding: 0 16px; }
}

@media print { .no-print { display: none !important; } }