/* Main Styles for Smart Learning Advisor */

/* Global Styles */
body {
  padding-top: 70px;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f8f9fa !important;
}
.navbar {
    position: fixed; 
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    transition: transform 0.35s ease-in-out;
}

.navbar.hide-navbar {
    transform: translateY(-100%);
}
/* Login Page Styles */
.login-page {
  height: 100vh;
  overflow: hidden;
}

.login-bg {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
}

.login-bg .overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-form-container {
  background: white;
  padding: 2rem;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
}

/* Navigation Styles */
.navbar-brand {
  font-weight: 600;
  font-size: 1.5rem;
}

/* Card Styles */
.card {
  border-radius: 15px;
  transition: transform 0.2s ease-in-out;
}

.card:hover {
  transform: translateY(-2px);
}

.bg-gradient-primary {
  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
}

.bg-gradient-success {
  background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
}

/* Dashboard Cards */
.card-body .fa-2x {
  font-size: 2.5rem !important;
}

/* Statistics Cards */
.border-0 {
  border: none !important;
}

.shadow-sm {
  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075) !important;
}

/* Grades Table Styles */
.table-hover tbody tr:hover {
  background-color: rgba(0, 123, 255, 0.1);
}

.badge {
  font-size: 0.8rem;
  padding: 0.5em 0.75em;
  width: 70px !important;
}

/* AI Advisor Styles */
.ai-icon-container {
  animation: float 3s ease-in-out infinite;
}

.ai-response-area {
  min-height: 400px;
  background: #f8f9fa;
  border-radius: 10px;
  padding: 1.5rem;
  line-height: 1.6;
}

.sample-question {
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

/* Loading Spinner */
.spinner-border {
  width: 3rem;
  height: 3rem;
}

.flowchart .fas {
  color: rgb(13, 110, 253);
}

.flowchart hr {
  margin: 0;
  padding: 0;
  margin-bottom: 10px;
  border: 2px solid rgb(255, 193, 7);
  opacity: 1;
  width: 40%;
}

.node rect {
  fill: #98ccff;
  stroke-width: 2;
  rx: 5;
  ry: 5;
  position: relative;
  filter: brightness(0.7);
}

.check {
  filter: brightness(0.8) contrast(1.1)
    drop-shadow(0 0 3px rgba(100, 116, 139, 0.4)) !important;
  opacity: 0.3;
}

.checkText {
  /* fill: #22c55e !important; */
  fill: rgba(0, 0, 0, 0.3) !important;
  font-size: 14px;
}

.course-general-education-required {
  fill: #ffb700 !important;
  stroke: #ffb700 !important;
}

.course-general-education-elective {
  fill: #b78600 !important;
  stroke: #b78600 !important;
}

.course-specialized-required {
  fill: #91c98d !important;
  stroke: #91c98d !important;
}

.course-specialized-elective {
  fill: #009fe3 !important;
  stroke: #009fe3 !important;
}

.course-capstone-project {
  fill: #78b0a0 !important;
  stroke: #78b0a0 !important;
}

.current-node {
  stroke: rgb(0, 112, 255) !important;
  stroke-width: 2px !important;
  filter: brightness(0.8) drop-shadow(0 0 3px rgba(0, 45, 255, 0.9)) !important;
}

.fail-node {
  /* fill: rgb(223, 223, 223) !important; */
  stroke: red !important;
  filter: drop-shadow(2px 4px 6px rgb(236, 112, 112)) !important;
  filter: brightness(1) drop-shadow(0 0 2px rgba(212, 45, 45, 0.5)) !important;
}

.unlock-node {
  filter: brightness(1.2) !important;
}

.suggest-node {
  stroke: rgb(0, 123, 255) !important;
  stroke-width: 2px;
  fill: rgba(0, 123, 255, 0.2) !important;
  filter: brightness(1) drop-shadow(0 0 5px rgba(0, 123, 255, 0.8)) !important;
}

.selected-node rect {
  stroke: rgb(13, 110, 253) !important;
  stroke-width: 2px;
  fill: yellow !important;
  filter: none !important;
}

.node text {
  font-size: 14px;
  fill: black;
}

.link {
  fill: none;
  stroke: #3399ff;
  stroke-width: 2px;
  marker-end: url(#arrow);
}

.current-link {
  fill: none;
  stroke-width: 2px;
  stroke: #d0e6ff !important;
  marker-end: url(#arrow-current);
}

.unlock-link {
  fill: none !important;
  stroke: blue !important;
  marker-end: none;
}

.link--selected {
  fill: none !important;
  stroke: red !important;
  marker-end: none;
}

.highlighted-link {
  fill: none;
  stroke: #dbdada;
  stroke-width: 2px;
  marker-end: url(#arrow-gray);
  /* filter: drop-shadow(1px 2px 4px rgb(147, 196, 253)) !important; */
  /* marker-end: url(#arrow); */
}

.newtooltip {
  width: 200px;
  position: absolute;
  background-color: #3399ff;
  color: white;
  border: 1px solid #333;
  padding: 5px 10px;
  font-size: 13px;
  pointer-events: none;
  border-radius: 4px;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
}

svg {
  display: flex;
  background-color: rgb(250, 250, 250);
}

.change-button {
  width: 50px;
  height: 30px;
  border-radius: 50%;
  background-color: red;
  position: fixed;
  left: 20px;
  top: 20px;
  color: white;
  text-align: center;
  cursor: pointer;
  line-height: 30px;
}

.year rect {
  fill: #dfdfdf;
  stroke: #dfdfdf;
}

.year text {
  font-size: 14px;
  fill: #000;
}

.chart {
  overflow: auto;
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  /* cursor: grab; */
}

.chart:active {
  cursor: grabbing;
}

.suggest {
  border: 3px solid #009fe3;
  /* color: #009FE3; */
}

.suggest option {
  background-color: white;
  color: black;
}

select.form-select {
  box-shadow: none !important;
  outline: none;
}

/* pop up */
#popup {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  background: white;
  border: 1px solid black;
  padding: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  font-family: Arial, sans-serif;
  max-width: 600px;
  min-width: 300px;
}

#popupOverlay tr:hover {
  background-color: rgb(212, 224, 236);
}

#popupTable th:nth-child(4),
#popupTable td:nth-child(4) {
  width: 100px;
}

#closePopup {
  background-color: #ff4444;
  color: white;
  border: none;
  padding: 5px 10px;
  cursor: pointer;
  width: 100%;
  margin-bottom: 10px;
  position: sticky;
  top: 0;
  z-index: 1001;
}

#closePopup:hover {
  background-color: #cc0000;
}

#popupContent {
  max-height: 500px;
  overflow-y: auto;
}

#popupTable {
  width: 100%;
  border-collapse: collapse;
}

#popupTable th,
#popupTable td {
  border: 1px solid #ccc;
  padding: 8px;
  text-align: left;
}

#popupTable th {
  background-color: #f2f2f2;
}

#noDataMessage {
  margin-top: 10px;
}

#popupOverlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

/* view button */
.view-button-rect {
  width: 50px;
  height: 20px;
  fill: #3399ff;
  rx: 5;
  ry: 5;
  stroke-width: 1;
  cursor: pointer;
  transition: fill 0.2s ease;
}

.view-button-rect:hover {
  fill: #e53935;
}

.view-button-text {
  text-anchor: middle;
  fill: white;
  font-size: 12px;
  pointer-events: none;
  font-weight: bold;
}

.view-button {
  cursor: pointer;
}

/* view button */
.view-choose-rect {
  /* width: 80px; */
  height: 20px;
  fill: #3399ff;
  /* rx: 5;
    ry: 5; */
  stroke-width: 2px;
  cursor: pointer;
  transition: fill 0.2s ease;
}

.view-choose-rect:hover {
  fill: #e53935;
}

.view-cancel-rect {
  fill: #e53935;
}

.view-choose-text {
  text-anchor: middle;
  fill: white;
  font-size: 12px;
  pointer-events: none;
  font-weight: bold;
}

.view-choose {
  cursor: pointer;
}
.modal-content{
  margin-top: 80px;
}
@keyframes float {
  0% {
    transform: translateY(0px);
  }

  50% {
    transform: translateY(-10px);
  }

  100% {
    transform: translateY(0px);
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .login-form-container {
    margin: 1rem;
    padding: 1.5rem;
  }

  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .card-body {
    padding: 1rem;
  }

  #popupTable th:nth-child(4),
  #popupTable td:nth-child(4) {
    width: auto;
  }

  .navbar-brand {
    font-weight: 600;
    font-size: 1.3rem;
  }
}
/* Print Styles */
@media print {
  .navbar,
  .btn,
  .no-print {
    display: none !important;
  }

  .card {
    border: 1px solid #ddd !important;
    box-shadow: none !important;
  }

  .container {
    max-width: none !important;
  }

  .chart svg {
    width: 50%;
    /* Giảm kích thước SVG theo chiều rộng */
    height: auto;
    /* Giữ tỷ lệ chiều cao */
    margin: auto;
    /* Căn giữa SVG */
    display: block;
  }

  .chart {
    overflow: visible !important;
    /* Hiển thị đầy đủ nội dung */
  }
}

/* Animation for cards */
.card {
  animation: fadeInUp 0.5s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Success/Error Messages */
.alert {
  border-radius: 10px;
  border: none;
}

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

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

/* Custom Button Styles */
.btn {
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.2s ease-in-out;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Form Styles */
.form-control {
  border-radius: 8px;
  border: 1px solid #ddd;
  transition: border-color 0.2s ease-in-out;
}

.form-control:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* Table Styles */
.table {
  border-radius: 10px;
  overflow: hidden;
}

.table thead th {
  border-bottom: 2px solid #dee2e6;
  font-weight: 600;
}

/* Progress Bars */
.progress {
  border-radius: 10px;
  height: 8px;
}

/* Custom Text Colors */
.text-gradient-primary {
  background: linear-gradient(135deg, #007bff, #0056b3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

body.dark-mode {
  background-color: #121212;
  color: #e0e0e0;
}

/* Card and Table dark styling */
.dark-mode .card,
.dark-mode .table,
.dark-mode .alert,
.dark-mode .form-control,
.dark-mode .login-form-container,
.dark-mode .ai-response-area {
  background-color: #1e1e1e !important;
  color: #e0e0e0;
  border-color: #333 !important;
}

.dark-mode .table thead th {
  background-color: #222;
  color: #ccc;
}

.dark-mode .btn {
  background-color: #333;
  color: #eee;
  border-color: #444;
}

.dark-mode .btn:hover {
  background-color: #444;
  box-shadow: 0 4px 8px rgba(255, 255, 255, 0.1);
}

.dark-mode .form-control {
  background-color: #2a2a2a;
  color: #ddd;
  border-color: #444;
}

.dark-mode .alert-success {
  background-color: #244a28;
  color: #d4edda;
}

.dark-mode .alert-danger {
  background-color: #5c1c1c;
  color: #f8d7da;
}

/* Utility Classes */
.opacity-50 {
  opacity: 0.5;
}

.rounded-15 {
  border-radius: 15px !important;
}

.fw-600 {
  font-weight: 600 !important;
}

/* Dark Mode Overrides */
body.dark-mode {
  background-color: #121212;
  color: #e0e0e0;
}

body.dark-mode .node rect {
  fill: #333 !important;
  stroke: #888 !important;
}

body.dark-mode .node text,
body.dark-mode .year text {
  fill: #f0f0f0;
}

body.dark-mode .year rect {
  fill: #2a2a2a;
  stroke: #2a2a2a;
}

body.dark-mode .tooltip {
  background-color: #222;
  border-color: #666;
  color: #f0f0f0;
}

body.dark-mode .link {
  stroke: #999;
}

.suggest-tooltip {
  position: absolute;
  background-color: #3399ff;
  color: white;
  border: 1px solid #333;
  padding: 8px 12px;
  font-size: 13px;
  border-radius: 6px;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
  pointer-events: none;
  z-index: 1000;
  display: flex;
  align-items: center;
  max-width: 150px;
  transform: translateX(10px) translateY(-50%);
  margin-left: 5px;
  white-space: normal;
  top: 50%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn.suggest-btn {
  position: relative;
}

.btn.suggest-btn {
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  padding: 4px 8px;
}

/* 
.row.mb-5 .card {
  flex: 1;
  margin: 0 0.5rem;
  border: 1px solid #e0e0e0;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

.row.mb-5 .card-body {
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  font-family: "Georgia", serif;
}

.row.mb-5 .card-header {
  background-color: #f1f1f1;
  font-weight: 600;
  border-bottom: 1px solid #e0e0e0;
  padding: 1rem;
}

.btn-outline-primary,
.btn-outline-warning,
.btn-outline-success {
  border-color: #003087;
  color: #003087;
  font-weight: 500;
}

.btn-outline-primary:hover,
.btn-outline-warning:hover,
.btn-outline-success:hover {
  background-color: #003087;
  color: white;
}

@media (max-width: 768px) {
  .row.mb-5 .card {
    margin-bottom: 1rem;
    margin-left: 0;
    margin-right: 0;
  }

  .row.mb-5 .card-body {
    min-height: 180px;
    padding: 1rem;
  }
} */

body.dark-mode .suggest-tooltip {
  background-color: #222;
  border-color: #666;
  color: #f0f0f0;
}

.d-flex.flex-column.flex-sm-row.gap-2 {
  align-items: center;
  position: relative;
}

.d-flex.flex-column.flex-sm-row.gap-2 .btn {
  white-space: nowrap;
  padding: 6px 12px;
}

.suggest-tooltip {
  display: flex;
  position: absolute;
  top: 50%;
  transform: translateY(-50%) translateX(10px);
  background-color: #3399ff;
  color: white;
  padding: 8px 12px;
  border-radius: 6px;
  box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  max-width: 150px;
  white-space: normal;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-panel-badge {
  background: linear-gradient(135deg, #6f42c1, #593196);
  color: white;
  padding: 0.5rem 1rem;
  font-weight: bold;
  border-radius: 10px;
  display: inline-block;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.btn-admin {
  background-color: #6f42c1;
  color: white;
  border-radius: 8px;
  transition: all 0.2s ease-in-out;
  border: none;
  padding: 0.5rem 1rem;
  font-weight: 600;
}

.btn-admin:hover {
  background-color: #593196;
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.admin-table thead {
  background: linear-gradient(135deg, #6f42c1, #593196);
  color: white;
}

.admin-table tbody tr:hover {
  background-color: rgba(111, 66, 193, 0.1);
}

.admin-notify-card {
  background: linear-gradient(135deg, #d63384, #c82371);
  color: white;
  border-radius: 15px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  padding: 1rem;
}

.admin-notify-card h5 {
  font-weight: bold;
}

.admin-notify-card p {
  opacity: 0.9;
}

/* Dark Mode Admin Styles */
body.dark-mode .admin-panel-badge {
  background: linear-gradient(135deg, #8f5bdc, #593196);
  color: #fff;
}

body.dark-mode .btn-admin {
  background-color: #8f5bdc;
  color: #fff;
}

body.dark-mode .admin-table thead {
  background: #8f5bdc;
  color: #fff;
}

body.dark-mode .admin-notify-card {
  background: linear-gradient(135deg, #a14691, #751f5d);
}

/* advisor footer Styles */
.bg-academic-light {
  background-color: #e6f0fa;
  border-top: 1px solid #b3c6d9;
}

footer {
  padding: 0.75rem 0;
}

.fixed-bottom {
  position: fixed;
  bottom: 0;
  width: 100%;
  z-index: 1030;
}
@keyframes blink {
    0%, 80%, 100% { opacity: 0; }
    40% { opacity: 1; }
}
.dot {
    animation: blink 1.4s infinite both;
}
.dot:nth-child(2) { animation-delay: 0.2s; }
.dot:nth-child(3) { animation-delay: 0.4s; }
/* ===== TABLE FIX ===== */
.table-responsive {
    width: 100%;
    overflow-x: auto;
    overflow-y: visible;
}

.advice-text table {
    width: 100%;
    border-collapse: collapse;
    table-layout: auto;
    white-space: normal !important;
    margin-bottom: 1rem;
}

.advice-text th,
.advice-text td {
    white-space: normal !important;
    word-break: break-word;
    padding: 8px;
    text-align: center;
    vertical-align: middle;
}

.advice-text th {
    background-color: #e9f2ff;
    font-weight: 600;
}





/* body {
  margin: 0;
  overflow: hidden;
  background: radial-gradient(circle at center, #020617, #000000);
} */

/* glow nhẹ toàn màn */
canvas {
  display: block;
}

/* nếu bạn có text phía sau (chỉ áp dụng cho trang login cũ) */
.login-page h1 {
  position: absolute;
  width: 100%;
  text-align: center;
  top: 20%;
  color: white;
  font-size: 60px;
  font-weight: bold;
  opacity: 0.1;
  letter-spacing: 5px;
}

#login-3d-canvas2 {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.login-3d-overlay2 {
  position: relative;
  z-index: 2;
}