/* Signature page base */
body {
  margin: 0;
  min-height: 100vh;
  background: #eef2f7;
  color: var(--color-text-primary);
  font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Navigation */
.nav-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 26px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.97), rgba(229, 236, 244, 0.9));
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.16);
  z-index: 30;
}

.brand-logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
}

.nav-right-icons {
  display: inline-flex;
  align-items: center;
  gap: 18px;
}

.notification-bell,
.burger-menu {
  width: 22px;
  height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color var(--transition-base);
}

.notification-bell:hover,
.burger-menu:hover {
  color: var(--color-primary);
}

.notification-container {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.notification-badge {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--color-danger);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  display: none;
  align-items: center;
  justify-content: center;
}

.notification-badge.is-visible {
  display: inline-flex;
}

.notification-board,
.menu-content {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  width: min(300px, 88vw);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(148, 163, 184, 0.22);
  padding: 10px 0;
  display: none;
  flex-direction: column;
  z-index: 40;
}

.notification-board.is-visible,
.menu-content.is-visible {
  display: flex;
}

.notification-board .notification-element,
.menu-content a {
  padding: 10px 18px;
  color: var(--color-text-primary);
  transition: background var(--transition-base);
}

.notification-board .notification-element:hover,
.menu-content a:hover {
  background: rgba(58, 80, 107, 0.08);
}

/* Layout */
.container {
  margin-top: 90px;
  display: grid;
  grid-template-columns: clamp(240px, 24%, 300px) minmax(0, 1fr);
  gap: 24px;
  padding: 24px 32px 48px;
  box-sizing: border-box;
}

.group-list {
  background: linear-gradient(135deg, #1f2c3d, #1b2735);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-shadow: var(--shadow-sm);
  height: calc(100vh - 140px);
  overflow-y: auto;
}

.group-list ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.group-list li {
  background: rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  cursor: pointer;
  transition: transform var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
}

.group-list li:hover,
.group-list li.active {
  background: rgba(255, 255, 255, 0.18);
  transform: translateX(4px);
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.2);
}

/* Signature workspace */
.signature-workspace,
.process-details,
.chat-area {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: calc(100vh - 140px);
}

.signature-header,
.chat-header,
.process-details-header {
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 1.1rem;
}

.process-details-header h2 {
  margin: 0;
  font-size: 1.1rem;
}

.process-details-content {
  flex: 1;
  overflow-y: auto;
  padding: 10px 4px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.details-section {
  background: rgba(58, 80, 107, 0.06);
  border-radius: var(--radius-md);
  padding: 16px;
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.details-section h3 {
  margin: 0 0 12px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

.documents-grid,
.roles-grid,
.documents-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.document-card,
.role-block {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 16px;
  border-left: 4px solid var(--color-info);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.document-card.private {
  border-color: var(--color-warning);
}

.document-card.confidential {
  border-color: var(--color-danger);
}

.document-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.document-visibility {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(58, 80, 107, 0.1);
  color: var(--color-text-primary);
}

.document-info p {
  margin: 4px 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.signature-content {
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: rgba(58, 80, 107, 0.06);
  border-radius: var(--radius-md);
  padding: 16px;
}

.signature-description,
.signature-documents {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.signature-description li {
  list-style: none;
  min-width: 150px;
  text-align: center;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-base), background var(--transition-base);
}

.signature-description li:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

/* Buttons */
.button,
.button-style,
.new-request-btn,
.sign-button,
.confirm-button,
.cancel-button,
.add-row-button,
.confirm-all-button,
.delete-row-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: none;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.button,
.button-style,
.new-request-btn,
.confirm-button,
.add-row-button,
.confirm-all-button {
  background: linear-gradient(135deg, var(--color-primary), #25374a);
  color: #fff;
}

.button:hover,
.button-style:hover,
.new-request-btn:hover,
.confirm-button:hover,
.add-row-button:hover,
.confirm-all-button:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(58, 80, 107, 0.28);
}

.cancel-button,
.delete-row-button,
.remove-member-btn,
.remove-file {
  background: rgba(148, 163, 184, 0.25);
  color: var(--color-text-primary);
}

.cancel-button:hover,
.delete-row-button:hover,
.remove-member-btn:hover,
.remove-file:hover {
  background: rgba(148, 163, 184, 0.4);
}

/* Forms & inputs */
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

.form-group,
.form-group-members,
.members-selection-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label,
.members-selection-container label {
  font-weight: 600;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select,
.members-selection {
  border: 1px solid rgba(148, 163, 184, 0.35);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  background: #fff;
}

.members-selection {
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.member-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-base);
}

.member-checkbox:hover {
  background: rgba(58, 80, 107, 0.08);
}

/* Modals */
.modal,
.notifications-modal,
.qr-modal,
.request-modal,
.modal-document,
.pairing-modal,
.contract-popup-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  z-index: 60;
  padding: 24px;
  box-sizing: border-box;
}

.modal.is-visible,
.notifications-modal.is-visible,
.qr-modal.is-visible,
.request-modal.is-visible,
.modal-document.is-visible,
.pairing-modal.is-visible,
.contract-popup-overlay.is-visible {
  display: flex;
}

.modal-content,
.notifications-content,
.qr-modal-content,
.request-modal .modal-content,
.modal-document .modal-content,
.pairing-modal-content,
.contract-popup-content {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 24px;
  width: min(520px, 100%);
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.close-popup,
.close-button,
.close-qr-modal,
.close-contract-popup,
.close-modal {
  position: absolute;
  top: 14px;
  right: 14px;
  border: none;
  background: transparent;
  font-size: 1.4rem;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.close-popup:hover,
.close-button:hover,
.close-qr-modal:hover,
.close-contract-popup:hover,
.close-modal:hover {
  color: var(--color-primary);
}

.modal-footer,
.button-group,
.header-buttons {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.file-upload-container,
.upload-area {
  border: 2px dashed rgba(148, 163, 184, 0.45);
  border-radius: var(--radius-md);
  padding: 24px;
  background: rgba(255, 255, 255, 0.9);
  text-align: center;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.file-upload-container:hover,
.upload-area:hover,
.file-upload-container.dragover {
  border-color: var(--color-primary);
  background: rgba(58, 80, 107, 0.12);
}

.file-list,
.signatures-list,
.documents-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.file-item,
.signature-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-md);
  background: rgba(58, 80, 107, 0.08);
}

.signature-item.signed {
  background: rgba(76, 175, 80, 0.18);
  color: var(--color-success);
}

.signature-item.pending {
  background: rgba(255, 152, 0, 0.18);
  color: var(--color-warning);
}

/* Responsive */
@media (max-width: 1024px) {
  .container {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .group-list {
    height: auto;
    max-height: none;
  }

  .signature-workspace,
  .process-details,
  .chat-area {
    min-height: auto;
  }
}

@media (max-width: 768px) {
  .nav-wrapper {
    height: auto;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 14px 18px;
  }

  .nav-right-icons {
    align-self: flex-end;
  }

  .container {
    padding: 16px 14px 32px;
  }

  .notification-board,
  .menu-content {
    right: auto;
    left: 0;
    width: min(320px, 100vw - 32px);
  }
}

@media (max-width: 480px) {
  .button,
  .button-style,
  .new-request-btn,
  .confirm-button,
  .cancel-button {
    width: 100%;
  }

  .documents-grid,
  .roles-grid {
    grid-template-columns: 1fr;
  }
}