:root {
  --bg: #030711;
  --surface: #0b1221;
  --surface-2: #111b2e;
  --border: #1e2d47;
  --text: #e6edf7;
  --text-muted: #8b9bb4;
  --cyan: #00BFFF;
  --cyan-dark: #0095cc;
  --gray: #6b7280;
  --yellow: #f59e0b;
  --blue: #3b82f6;
  --green: #10b981;
  --red: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a {
  color: var(--cyan);
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 600;
  font-size: 14px;
  transition: opacity 0.15s ease, transform 0.05s ease;
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--cyan);
  color: #030711;
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-secondary {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--border);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--red);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

input, select, textarea {
  font-family: inherit;
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 14px;
  width: 100%;
  outline: none;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--cyan);
}

input[type="file"] {
  padding: 8px;
}

label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

.form-group {
  margin-bottom: 16px;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: rgba(11, 18, 33, 0.8);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.navbar-brand {
  font-weight: 700;
  font-size: 20px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.navbar-brand span {
  color: var(--cyan);
}

.navbar-nav {
  display: flex;
  gap: 20px;
  align-items: center;
}

.navbar-nav a {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 14px;
}

.navbar-nav a:hover,
.navbar-nav a.active {
  color: var(--cyan);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 20px;
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 6px;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin: 0 0 20px;
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px;
}

.login-card h1 {
  margin: 0 0 8px;
  font-size: 24px;
}

.login-card p {
  color: var(--text-muted);
  margin: 0 0 28px;
  font-size: 14px;
}

.login-card button {
  width: 100%;
  padding: 12px;
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-rascunho {
  background: rgba(107, 114, 128, 0.15);
  color: var(--gray);
  border: 1px solid rgba(107, 114, 128, 0.3);
}

.badge-enviado {
  background: rgba(245, 158, 11, 0.15);
  color: var(--yellow);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-visualizado {
  background: rgba(59, 130, 246, 0.15);
  color: var(--blue);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-assinado {
  background: rgba(16, 185, 129, 0.15);
  color: var(--green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th, td {
  padding: 14px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}

.empty-state h3 {
  margin: 0 0 8px;
  color: var(--text);
}

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 12px;
  flex-wrap: wrap;
}

.pagination {
  display: flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
}

.pagination button {
  padding: 8px 14px;
}

.timeline {
  position: relative;
  padding-left: 24px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 20px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -22px;
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--cyan);
  border: 2px solid var(--surface);
}

.timeline-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 17, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 100;
}

.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h2 {
  margin: 0;
  font-size: 18px;
}

.modal-close {
  background: transparent;
  color: var(--text-muted);
  font-size: 22px;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  color: var(--text);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}

.secret-box {
  background: var(--surface-2);
  border: 1px dashed var(--cyan-dark);
  border-radius: 8px;
  padding: 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  word-break: break-all;
  color: var(--cyan);
  margin: 12px 0;
}

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--yellow);
}

.hidden {
  display: none;
}

.login-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.login-tab {
  flex: 1;
  text-align: center;
  padding: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.login-tab.active,
.login-tab:hover {
  color: var(--cyan);
  border-bottom-color: var(--cyan);
}

.radio-group {
  display: flex;
  gap: 16px;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 0;
  cursor: pointer;
  font-size: 14px;
  color: var(--text);
}

.radio-label input[type="radio"] {
  width: auto;
  margin: 0;
}

@media (max-width: 640px) {
  .navbar-nav {
    gap: 12px;
  }

  .container {
    padding: 16px;
  }

  .login-card {
    padding: 24px;
  }
}