:root {
  --primary: #1a237e;
  --primary-dark: #0d1852;
  --secondary: #607d8b;
  --success: #2e7d32;
  --danger: #c62828;
  --warning: #ff8f00;
  --info: #0277bd;
  --light: #f3f6f9;
  --dark: #263238;
  --gray-100: #e8eaf6;
  --gray-200: #c5cae9;
  --gray-300: #9fa8da;
  --gray-400: #7986cb;
  --gray-500: #5c6bc0;
  --gray-600: #3f51b5;
  --gray-700: #3949ab;
  --gray-800: #303f9f;
  --gray-900: #1a237e;
  --shadow-sm: 0 0.125rem 0.25rem rgba(26, 35, 126, 0.08);
  --shadow: 0 0.5rem 1rem rgba(26, 35, 126, 0.1);
  --shadow-lg: 0 1rem 3rem rgba(26, 35, 126, 0.15);
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --border-radius: 0.25rem;
  --transition: all 0.2s ease-in-out;
}


/* Global Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: #f5f7fa;
  color: var(--gray-800);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

/* Header Styles */
.main-header {
  background: var(--primary);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 1rem 0;
  color: white;
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.logo a {
  color: white;
  font-size: 1.8rem;
  font-weight: 700;
  text-decoration: none;
}

.main-nav ul {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 1.5rem;
}

.main-nav a {
  color: rgba(255, 255, 255, 0.85);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 0;
  background-color: white;
  transition: width 0.3s ease;
}

.main-nav a:hover {
  color: white;
}

.main-nav a:hover::after {
  width: 100%;
}

.user-display {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(255, 255, 255, 0.95);
  font-weight: 500;
}

.btn-logout {
  background-color: rgba(255, 255, 255, 0.2);
  padding: 0.375rem 0.75rem;
  border-radius: var(--border-radius);
  font-size: 0.9rem;
  transition: var(--transition);
}

.btn-logout:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

/* Container and Layout */
.container {
  max-width: 1200px;
  margin: 2rem auto;
  padding: 0 1.5rem;
  width: 100%;
}

.page-title {
  margin-bottom: 1.5rem;
  color: var(--gray-800);
  font-weight: 700;
  font-size: 2rem;
}

/* Card Styles */
.card {
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.card:hover {
  box-shadow: var(--shadow);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.card-title {
  margin: 0;
  color: var(--primary);
  font-weight: 600;
}

/* Button Styles */
.btn {
  display: inline-block;
  font-weight: 500;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 1px solid transparent;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: var(--border-radius);
  transition: var(--transition);
  cursor: pointer;
}

.btn-primary {
  color: white;
  background-color: var(--primary);
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: white;
}

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

.btn-secondary:hover {
  background-color: #5a6268;
  border-color: #545b62;
  color: white;
}

.btn-danger {
  color: white;
  background-color: var(--danger);
  border-color: var(--danger);
}

.btn-danger:hover {
  background-color: #c82333;
  border-color: #bd2130;
  color: white;
}

.btn-info {
  color: white;
  background-color: var(--info);
  border-color: var(--info);
}

.btn-info:hover {
  background-color: #138496;
  border-color: #117a8b;
  color: white;
}

.btn-sm {
  padding: 0.35rem 0.7rem;
  font-size: 0.9rem;
}

.btn-group {
  display: flex;
  gap: 0.5rem;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--gray-700);
}

.form-control {
  display: block;
  width: 100%;
  padding: 0.6rem 0.75rem;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--gray-700);
  background-color: white;
  background-clip: padding-box;
  border: 1px solid var(--gray-400);
  border-radius: var(--border-radius);
  transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
  border-color: rgba(74, 110, 224, 0.5);
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(74, 110, 224, 0.25);
}

select.form-control {
  height: calc(2.25rem + 2px);
}

.form-check {
  display: flex;
  align-items: center;
  margin-bottom: 0.75rem;
}

.form-check-input {
  margin-right: 0.5rem;
}

/* Table Styles */
.table {
  width: 100%;
  margin-bottom: 1rem;
  background-color: transparent;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 0.75rem;
  vertical-align: top;
  border-top: 1px solid var(--gray-300);
}

.table thead th {
  vertical-align: bottom;
  border-bottom: 2px solid var(--gray-300);
  background-color: var(--gray-100);
  color: var(--gray-700);
  font-weight: 600;
}

.table tbody tr {
  transition: var(--transition);
}

.table tbody tr:hover {
  background-color: rgba(0, 0, 0, 0.03);
}

.table-striped tbody tr:nth-of-type(odd) {
  background-color: rgba(0, 0, 0, 0.02);
}

/* Alert Styles */
.alert {
  position: relative;
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
}

.alert-success {
  color: #155724;
  background-color: #d4edda;
  border-color: #c3e6cb;
}

.alert-danger {
  color: #721c24;
  background-color: #f8d7da;
  border-color: #f5c6cb;
}

.alert-warning {
  color: #856404;
  background-color: #fff3cd;
  border-color: #ffeeba;
}

/* Log View Styles */
.log-navigation {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.log-details {
  margin-bottom: 2rem;
}

.container_query {
  display: grid;
  grid-template-columns: 1fr 5fr;
  grid-template-rows: auto auto auto;
  gap: 0;
  grid-template-areas:
    "author record"
    "date_created record"
    "assigned_to record";
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
  overflow: hidden;
}

.container_query:hover {
  box-shadow: var(--shadow);
}

.record {
  grid-area: record;
  padding: 1.5rem;
  min-height: 150px;
  border-left: 1px solid var(--gray-200);
  word-wrap: break-word;
  overflow: auto;
}

.author, .date_created, .assigned_to {
  padding: 1rem;
  background-color: var(--gray-100);
  display: flex;
  flex-direction: column;
}

.author {
  grid-area: author;
  border-bottom: 1px solid var(--gray-200);
}

.date_created {
  grid-area: date_created;
  border-bottom: 1px solid var(--gray-200);
}

.assigned_to {
  grid-area: assigned_to;
}

.author b, .date_created b, .assigned_to b {
  color: var(--gray-700);
  margin-bottom: 0.25rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Response edit styles */
.response-edited {
  background-color: var(--gray-100);
  color: var(--gray-700);
  border: 1px dashed var(--gray-400);
  padding: 1rem;
  margin-bottom: 1rem;
  position: relative;
  border-radius: var(--border-radius);
}

.response-edited::after {
  content: "EDITED";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(-30deg);
  font-size: 3rem;
  color: rgba(108, 117, 125, 0.2);
  pointer-events: none;
}

.edit-info {
  color: var(--gray-600);
  font-style: italic;
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

/* File upload styles */
.file-upload {
  margin-top: 1rem;
}

.file-upload-label {
  display: block;
  margin-bottom: 0.5rem;
}

.file-upload-input {
  display: block;
  width: 100%;
  padding: 0.6rem;
  margin-bottom: 0.75rem;
}

.file-list {
  list-style: none;
  padding: 0;
  margin: 0.75rem 0;
}

.file-list li {
  background-color: var(--gray-100);
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.5rem;
  border-radius: var(--border-radius);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.file-remove {
  color: var(--danger);
  cursor: pointer;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container_query {
    grid-template-columns: 1fr;
    grid-template-areas:
      "record"
      "author"
      "date_created"
      "assigned_to";
  }
  
  .record {
    border-left: none;
    border-bottom: 1px solid var(--gray-200);
  }
  
  .header-content {
    flex-direction: column;
    padding: 1rem;
  }
  
  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 1rem;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .log-navigation {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* Login and Register Pages */
.auth-container {
  max-width: 500px;
  margin: 5rem auto 2rem;
  padding: 2rem;
  background-color: white;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.auth-title {
  text-align: center;
  margin-bottom: 2rem;
  color: var(--primary);
}

.auth-link {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.35em 0.65em;
  font-size: 0.75em;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  border-radius: 0.25rem;
}

.badge-primary {
  color: #fff;
  background-color: var(--primary);
}

.badge-secondary {
  color: #fff;
  background-color: var(--secondary);
}

.badge-success {
  color: #fff;
  background-color: var(--success);
}

.badge-danger {
  color: #fff;
  background-color: var(--danger);
}

.badge-warning {
  color: #212529;
  background-color: var(--warning);
}

.badge-info {
  color: #fff;
  background-color: var(--info);
}

/* Footer */
.footer {
  margin-top: auto;
  padding: 1.5rem 0;
  background-color: var(--gray-800);
  color: white;
}

.footer p {
  margin: 0;
}

/* Additional Styles for Log View */
.section-title {
  margin: 2rem 0 1.5rem;
  color: var(--gray-800);
  font-weight: 600;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--gray-300);
}

.response-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.response-type {
  margin: 0;
  font-weight: 600;
  color: var(--primary);
}

.response-number {
  font-size: 0.9rem;
  color: var(--gray-600);
  background-color: var(--gray-200);
  padding: 0.25rem 0.5rem;
  border-radius: var(--border-radius);
}

.response-content {
  margin-bottom: 1rem;
}

.response-details {
  background-color: var(--gray-100);
  padding: 0.75rem;
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.detail-item {
  font-size: 0.9rem;
}

.attachment {
  margin-top: 1rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--gray-300);
}

.edit-history {
  margin-top: 1rem;
  padding: 1rem;
  background-color: var(--gray-100);
  border-radius: var(--border-radius);
}

.edit-record {
  padding: 0.75rem;
  background-color: white;
  border-radius: var(--border-radius);
  margin-bottom: 0.75rem;
  border: 1px solid var(--gray-300);
}

.log-content {
  margin-bottom: 1.5rem;
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--gray-600);
}

/* New Project Form Styles */
.form-help-text {
  background-color: var(--gray-100);
  padding: 1rem;
  border-radius: var(--border-radius);
  margin: 1.5rem 0;
}

.form-help-text p {
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-help-text ul {
  margin: 0;
  padding-left: 1.5rem;
}

.form-help-text li {
  margin-bottom: 0.25rem;
  color: var(--gray-700);
}

.button-group {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* Admin actions */
.admin-actions {
  display: flex;
  gap: 0.75rem;
  margin: 1rem 0;
}

/* Icons (for future use with an icon library) */
.icon-download, .icon-edit, .icon-user, .icon-trash, .icon-attachment, .icon-plus {
  display: inline-block;
  width: 1em;
  height: 1em;
  margin-right: 0.25rem;
}

/* Project View Styles */
.project-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.breadcrumb {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: var(--gray-600);
}

.breadcrumb a {
  color: var(--gray-600);
}

.breadcrumb .current {
  color: var(--gray-800);
  font-weight: 500;
}

.project-actions {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.stats {
  display: flex;
  gap: 1.5rem;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--gray-700);
}

.stat-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
}

.logs-filter {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: var(--gray-100);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
}

.search-box {
  flex-grow: 1;
  max-width: 300px;
}

.filter-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.form-control-sm {
  height: calc(1.5em + 0.5rem + 2px);
  padding: 0.25rem 0.5rem;
  font-size: 0.875rem;
}

.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.empty-state {
  text-align: center;
  padding: 3rem 1rem;
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--gray-500);
}

.empty-state h3 {
  margin-bottom: 0.5rem;
  color: var(--gray-700);
}

.empty-state p {
  color: var(--gray-600);
  margin-bottom: 1.5rem;
}

.log-row {
  transition: background-color 0.2s ease;
}

.log-closed {
  background-color: rgba(40, 167, 69, 0.05);
}

/* Dropdown Menu */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-toggle {
  position: relative;
  padding-right: 1.5rem;
}

.dropdown-toggle::after {
  content: '';
  position: absolute;
  right: 0.75rem;
  top: 50%;
  border-width: 0.3em 0.3em 0;
  border-style: solid;
  border-color: currentColor transparent transparent;
  transform: translateY(-50%);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  z-index: 1000;
  display: none;
  min-width: 10rem;
  padding: 0.5rem 0;
  margin: 0.125rem 0 0;
  background-color: white;
  border: 1px solid var(--gray-300);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.dropdown-menu.show {
  display: block;
}

.dropdown-item {
  display: block;
  width: 100%;
  padding: 0.5rem 1rem;
  clear: both;
  font-weight: 400;
  text-align: inherit;
  white-space: nowrap;
  background-color: transparent;
  border: 0;
  color: var(--gray-800);
  transition: background-color 0.15s ease-in-out;
}

.dropdown-item:hover {
  background-color: var(--gray-100);
  text-decoration: none;
}

/* Responsive Tables */
@media (max-width: 768px) {
  .table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .logs-filter {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }
  
  .search-box {
    max-width: 100%;
  }
  
  .project-header {
    flex-direction: column;
    gap: 1rem;
  }
  
  .project-actions {
    width: 100%;
    justify-content: flex-start;
  }
}
.form-row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -0.75rem;
  margin-left: -0.75rem;
}

.form-row > .form-group {
  padding-right: 0.75rem;
  padding-left: 0.75rem;
  flex-grow: 1;
}

.col-md-6 {
  flex: 0 0 50%;
  max-width: 50%;
}

.form-text {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: var(--gray-600);
}

.project-badge {
  background-color: var(--gray-200);
  color: var(--gray-800);
  font-size: 1rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--border-radius);
  font-weight: 500;
}

/*
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.card, .container_query, .alert {
  animation: fadeIn 0.3s ease-out;
}

/* Dark mode toggle (preparation for future feature) */
.dark-mode-toggle {
  display: inline-flex;
  align-items: center;
  margin-left: 1rem;
  color: rgba(255, 255, 255, 0.85);
  cursor: pointer;
}

.dark-mode-toggle:hover {
  color: white;
}

/* Icon redirection to Font Awesome */
.icon-download:before {
  font-family: "Font Awesome 6 Free";
  content: "\f1c1"; /* fa-file-pdf */
  
}

.icon-edit:before {
  font-family: "Font Awesome 6 Free";
  content: "\f044"; /* fa-edit */
  font-weight: 900;
}

.icon-user:before {
  font-family: "Font Awesome 6 Free";
  content: "\f234"; /* fa-user-plus */
  font-weight: 900;
}

.icon-trash:before {
  font-family: "Font Awesome 6 Free";
  content: "\f2ed"; /* fa-trash-alt */
  font-weight: 900;
}

.icon-attachment:before {
  font-family: "Font Awesome 6 Free";
  content: "\f0c6"; /* fa-paperclip */
  font-weight: 900;
}

.icon-plus:before {
  font-family: "Font Awesome 6 Free";
  content: "\f055"; /* fa-plus-circle */
  font-weight: 900;
}

.icon-manage-linkages:before {
  font-family: "Font Awesome 6 Free";
  content: "\f0c1"; /* fa-link */
  font-weight: 900;
}

.icon-new-project:before {
  font-family: "Font Awesome 6 Free";
  content: "\f65e"; /* fa-folder-plus */
  font-weight: 900;
}

.icon-view-logs:before {
  font-family: "Font Awesome 6 Free";
  content: "\f46d"; /* fa-clipboard-list */
  font-weight: 900;
}

.icon-permissions:before {
  font-family: "Font Awesome 6 Free";
  content: "\f505"; /* fa-user-shield */
  font-weight: 900;
}

.icon-export:before {
  font-family: "Font Awesome 6 Free";
  content: "\f56e"; /* fa-file-export */
  font-weight: 900;
}

/* Make sure your icons display properly */
[class^="icon-"], [class*=" icon-"] {
  display: inline-block;
  margin-right: 8px;
  margin-bottom: 5px;
  width: 1em;
  text-align: center;
}

/* For better alignment in buttons */
.btn {
  display: inline-flex;
  align-items: center;
}

i.icon-download, i.icon-edit, i.icon-user, i.icon-trash, i.icon-attachment, i.icon-plus, i.icon-export, i.icon-manage-linkages, i.icon-new-project, i.icon-view-logs, i.icon-permissions {
  font-style: normal;
}

[class^="icon-"], [class*=" icon-"] {
  vertical-align: middle;
}