:root {
  --bg: #f8fafc;
  --card: #fff;
  --text: #1e293b;
  --text-secondary: #334155;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --ok: #16a34a;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, sans-serif;
  background: var(--bg);
  color: var(--text-secondary);
  line-height: 1.5;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
}

.content-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1.75rem 3rem;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem 1.75rem 3rem;
}

/* --- Topbar --- */
.app-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
}
.app-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 60px;
  gap: 1rem;
}
.app-brand {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.app-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.15rem;
}
.app-nav .nav-link,
.app-nav a.nav-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: background 0.15s, color 0.15s;
  border: none;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.app-nav a:hover,
.app-nav .nav-link:hover {
  background: #f1f5f9;
  color: var(--text);
}
.app-nav a.active,
.app-nav .nav-link.active {
  background: #eff6ff;
  color: var(--accent);
}
.nav-chevron {
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: 0.7;
  transition: transform 0.15s;
}
.nav-dropdown.is-open .nav-chevron,
.nav-dropdown.is-open-section .nav-chevron {
  transform: rotate(180deg);
}
.nav-dropdown {
  position: relative;
}
.nav-dropdown-panel {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 260px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 10px 40px rgba(15, 23, 42, 0.12);
  padding: 0.5rem 0;
  z-index: 300;
}
.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel,
.nav-dropdown.is-open .nav-dropdown-panel {
  display: block;
}
.nav-dropdown-label {
  margin: 0.35rem 1rem 0.25rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.nav-dropdown-panel a {
  display: block;
  padding: 0.55rem 1rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0;
}
.nav-dropdown-panel a:hover {
  background: #f8fafc;
  color: var(--text);
}
.nav-dropdown-panel a.active {
  background: #eff6ff;
  color: var(--accent);
}
@media (max-width: 900px) {
  .app-header-inner {
    align-items: flex-start;
    flex-direction: column;
  }
  .app-nav {
    width: 100%;
  }
  .nav-dropdown-panel {
    position: static;
    box-shadow: none;
    border: 1px solid var(--border-light);
    margin-top: 0.25rem;
    margin-bottom: 0.5rem;
    display: none;
  }
  .nav-dropdown.is-open .nav-dropdown-panel {
    display: block;
  }
  .nav-dropdown:hover .nav-dropdown-panel {
    display: none;
  }
  .nav-dropdown.is-open:hover .nav-dropdown-panel {
    display: block;
  }
}
.app-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: 0.5rem;
  padding-left: 0.75rem;
  border-left: 1px solid var(--border);
}
.app-user-name {
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.app-user-name strong {
  color: var(--text);
  font-weight: 600;
}

/* Legacy topbar (fallback) */
.topbar {
  display: none;
}

h1 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 1rem;
}
h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin: 1rem 0 0.5rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-secondary);
  text-decoration: none;
  cursor: pointer;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover {
  background: #f8fafc;
  border-color: #cbd5e1;
}
.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
}
.btn-danger {
  background: var(--danger);
  border-color: var(--danger);
  color: #fff;
}
.btn-danger:hover {
  background: var(--danger-hover);
  border-color: var(--danger-hover);
  color: #fff;
}
.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
}

table:not(.table-clean) {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
table:not(.table-clean) th,
table:not(.table-clean) td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--border-light);
}
table:not(.table-clean) th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.8rem;
}

label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.35rem;
}
input,
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font: inherit;
  color: var(--text-secondary);
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.date-br-wrap {
  position: relative;
  display: inline-block;
  max-width: 11rem;
}
.date-br-wrap .input-date-br {
  width: 100%;
  padding-right: 2rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 0a.5.5 0 0 1 .5.5V1h8V.5a.5.5 0 0 1 1 0V1h1a2 2 0 0 1 2 2v11a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V3a2 2 0 0 1 2-2h1V.5a.5.5 0 0 1 .5-.5zM2 3v1h12V3a1 1 0 0 0-1-1H3a1 1 0 0 0-1 1zm0 3v8a1 1 0 0 0 1 1h10a1 1 0 0 0 1-1V6H2z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 1rem;
}
.date-br-native {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  pointer-events: none;
}
textarea {
  min-height: 88px;
  resize: vertical;
}

.field {
  margin-bottom: 1.1rem;
}
.field.hidden {
  display: none !important;
}
.field.section-title {
  margin-top: 1.25rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}
.field.section-title label {
  font-size: 1rem;
  color: var(--accent);
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 700px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .app-header-inner {
    flex-wrap: wrap;
    padding: 0.75rem 1rem;
  }
  .app-user {
    border-left: none;
    padding-left: 0;
  }
}

.alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
}
.alert-ok {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}
.alert-err {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.muted {
  color: var(--muted);
  font-size: 0.85rem;
}
.row-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}
.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: #eff6ff;
  color: var(--accent);
}

.public-form {
  max-width: 640px;
  margin: 2rem auto;
}
.public-form .card {
  box-shadow: var(--shadow);
}
.public-company-header {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding-bottom: 1rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}
.public-company-logo {
  max-height: 72px;
  max-width: 160px;
  object-fit: contain;
  flex-shrink: 0;
}
.public-company-name {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 0.25rem;
}
.public-company-contacts span + span::before {
  content: ' · ';
}
.nav-link-highlight {
  font-weight: 600;
}

body.sign-editor-layout {
  background: #525659;
}
body.sign-editor-layout .content-wrapper,
body.sign-editor-layout .container {
  max-width: none;
}