/* Button System — flat, bordered, verification-themed. No gradients, no gloss. */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.35rem;
  border-radius: 2px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.btn-sm {
  padding: 0.5rem 0.875rem;
  font-size: 0.78rem;
}

.btn-primary {
  background: var(--primary-dark);
  border-color: var(--primary);
  color: #f2efe4;
}

.btn-primary:hover {
  background: var(--primary);
  border-color: var(--success);
  color: #ffffff;
}

.btn-primary:active {
  background: var(--primary-dark);
}

.btn-primary:disabled {
  background: var(--bg-highlight);
  border-color: var(--border);
  color: var(--text-dim);
  cursor: not-allowed;
}

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

.btn-secondary:hover {
  background: var(--bg-highlight);
  border-color: var(--text-muted);
  color: var(--text-bright);
}

.btn-table {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  text-decoration: none;
}

.btn-table.btn-view {
  background: var(--primary-dark);
  border-color: var(--primary);
  color: #f2efe4;
}

.btn-table.btn-view:hover {
  background: var(--primary);
}

.btn-table.btn-refetch {
  background: transparent;
  border-color: var(--warning);
  color: var(--warning);
}

.btn-table.btn-refetch:hover {
  background: rgba(201, 164, 92, 0.12);
}

.btn-table.btn-reanalyze {
  background: transparent;
  border-color: var(--success);
  color: var(--success);
}

.btn-table.btn-reanalyze:hover {
  background: rgba(93, 169, 122, 0.12);
}

.btn-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  text-decoration: none;
}

.btn-card.btn-primary {
  background: var(--primary-dark);
  border-color: var(--primary);
  color: #f2efe4;
}

.btn-card.btn-primary:hover {
  background: var(--primary);
}

.btn-card.btn-secondary {
  background: transparent;
  border-color: var(--success);
  color: var(--success);
}

.btn-card.btn-secondary:hover {
  background: rgba(93, 169, 122, 0.12);
}

.btn-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 2px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
}

.btn-toggle .toggle-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  font-size: 0.75rem;
}

.btn-toggle.btn-enabled {
  background: var(--primary-dark);
  border: 1px solid var(--primary);
  color: #f2efe4;
}

.btn-toggle.btn-enabled:hover {
  background: var(--primary);
}

.btn-toggle.btn-enabled .toggle-icon {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.btn-toggle.btn-disabled {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.btn-toggle.btn-disabled:hover {
  background: var(--bg-highlight);
  border-color: var(--text-muted);
}

.btn-toggle.btn-disabled .toggle-icon {
  background: var(--bg-elevated);
  color: var(--text-muted);
}

.btn-icon {
  font-size: 1rem;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
}

.btn-danger:hover {
  background: rgba(194, 95, 76, 0.12);
}

/* Hairline ghost button — bone accent */
.btn-ghost-modern {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-bright);
  padding: 0.75rem 1.5rem;
  border-radius: 2px;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.btn-ghost-modern svg {
  width: 1.1rem;
  height: 1.1rem;
  stroke: currentColor;
}
.btn-ghost-modern:hover {
  background: var(--bg-highlight);
  border-color: var(--text-muted);
  color: #ffffff;
}

/* Solid verification-green primary */
.btn-primary-modern {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary-dark);
  border: 1px solid var(--primary);
  color: #f2efe4;
  padding: 0.8rem 1.75rem;
  border-radius: 2px;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn-primary-modern svg {
  width: 1.1rem;
  height: 1.1rem;
  stroke: currentColor;
  transition: transform 0.2s ease;
}
.btn-primary-modern:hover {
  background: var(--primary);
  border-color: var(--success);
  color: #ffffff;
}
.btn-primary-modern:hover svg {
  transform: translateX(3px);
}