/* Study Website Styles - Clean Modern Theme */
:root {
  --primary-color: #1e3a8a;
  --primary-dark: #1e3057;
  --primary-light: #dbeafe;
  --secondary-color: #64748b;
  --accent-color: #3b82f6;
  --background-color: #f8fafc;
  --card-background: #ffffff;
  --text-color: #1e293b;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --radius: 12px;
  --radius-sm: 8px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* Layout */
.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px;
}

.container.wide {
  max-width: 1400px;
}

/* Header */
header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: 32px 24px;
  text-align: center;
}

header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

header .subtitle {
  font-size: 1rem;
  opacity: 0.9;
  margin-top: 8px;
  font-weight: 400;
}

/* Navigation */
nav {
  background-color: var(--card-background);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

nav .container {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 0 24px;
}

nav a {
  color: var(--text-muted);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

nav a:hover {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

nav a.active {
  background-color: var(--primary-color);
  color: white;
}

nav a.completed {
  color: var(--success-color);
}

nav a.disabled {
  color: #cbd5e1;
  pointer-events: none;
}

/* Progress Bar */
.progress-container {
  background-color: var(--card-background);
  padding: 20px 24px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.progress-bar {
  background-color: #e2e8f0;
  height: 8px;
  border-radius: 100px;
  overflow: hidden;
}

.progress-fill {
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  height: 100%;
  border-radius: 100px;
  transition: width 0.4s ease;
}

.progress-text {
  text-align: center;
  margin-top: 12px;
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Cards */
.card {
  background-color: var(--card-background);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
}

.card h2 {
  color: var(--text-color);
  margin-bottom: 16px;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.card h3 {
  color: var(--text-color);
  margin-top: 28px;
  margin-bottom: 12px;
  font-size: 1.125rem;
  font-weight: 600;
}

.card p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* SOAP Note Styling */
.soap-note {
  background-color: #fafafa;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 28px;
  margin: 24px 0;
  font-family: 'Georgia', 'Times New Roman', serif;
}

.soap-note h4 {
  color: var(--primary-dark);
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 8px;
  margin-bottom: 16px;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.soap-note p {
  margin-bottom: 16px;
  text-align: justify;
  color: var(--text-color);
}

.soap-section {
  margin-bottom: 28px;
}

.soap-section:last-child {
  margin-bottom: 0;
}

.soap-section div {
  line-height: 1.4;
}

.soap-section div p {
  margin-bottom: 1em;
}

.soap-section div p:last-child {
  margin-bottom: 0;
}

#objective-content:not(:empty) {
  margin-bottom: 16px;
}

/* Plan list styling to match SOAP note */
#plan-content ol {
  color: var(--text-color);
  margin-left: 20px;
}

#plan-content ol li {
  margin-bottom: 8px;
}

/* Forms */
.form-group {
  margin-bottom: 28px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-color);
}

.form-group .description {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  line-height: 1.5;
}

/* Input & Select Styling */
input[type="text"],
input[type="email"],
select {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.2s ease;
  background-color: white;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Rating Scale */
.rating-scale {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 12px;
}

.rating-scale label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  padding: 12px 18px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  font-weight: 500;
  background-color: white;
}

.rating-scale label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.rating-scale input[type="radio"] {
  display: none;
}

.rating-scale input[type="radio"]:checked + span {
  color: white;
}

.rating-scale label:has(input:checked) {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

/* Radio and Checkbox Options */
.radio-group,
.checkbox-group {
  margin-top: 10px;
}

.radio-option,
.checkbox-option {
  display: flex;
  align-items: center;
  gap: 24px;
  cursor: pointer;
  padding: 14px 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  transition: all 0.2s ease;
  background-color: white;
}

.radio-option:hover,
.checkbox-option:hover {
  border-color: var(--primary-color);
}

.radio-option:has(input:checked),
.checkbox-option:has(input:checked) {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.radio-option input,
.checkbox-option input {
  width: 18px;
  height: 18px;
  margin: 0;
  flex-shrink: 0;
  position: relative;
  top: 3px;
}

.radio-option span,
.checkbox-option span {
  font-weight: 500;
  line-height: 1.4;
  margin-left: 4px;
}

/* Scale Options */
.scale-group {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.scale-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  min-width: 80px;
}

.scale-options {
  display: flex;
  gap: 10px;
}

.scale-option {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  padding: 10px 15px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all 0.2s ease;
  background-color: white;
}

.scale-option:hover {
  border-color: var(--primary-color);
}

.scale-option:has(input:checked) {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.scale-option input {
  width: 18px;
  height: 18px;
  margin: 0;
  flex-shrink: 0;
  position: relative;
  top: 3px;
}

.scale-option span {
  font-weight: 500;
}

@media (max-width: 600px) {
  .scale-group {
    flex-direction: column;
    align-items: flex-start;
  }

  .scale-label {
    min-width: auto;
  }

  .scale-label:last-child {
    order: 3;
  }
}

/* Source Guess */
.source-guess {
  display: flex;
  gap: 16px;
  margin-top: 12px;
}

.source-guess label {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  padding: 24px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius);
  transition: all 0.2s ease;
  font-weight: 600;
  text-align: center;
  background-color: white;
}

.source-guess label:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
}

.source-guess input[type="radio"] {
  display: none;
}

.source-guess label:has(input:checked) {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: white;
}

/* Textarea */
textarea {
  width: 100%;
  padding: 16px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  resize: vertical;
  min-height: 120px;
  transition: all 0.2s ease;
}

textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn-primary:disabled {
  background-color: #cbd5e1;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.btn-secondary {
  background-color: white;
  color: var(--text-color);
  border: 2px solid var(--border-color);
}

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

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

.btn-success:hover {
  background-color: #059669;
}

.btn-large {
  padding: 18px 48px;
  font-size: 1.125rem;
}

.btn-container {
  display: flex;
  justify-content: space-between;
  margin-top: 32px;
  gap: 16px;
}

/* Video Container */
.video-container {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  margin: 24px 0;
  box-shadow: var(--shadow);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Info Box */
.info-box {
  background-color: var(--primary-light);
  border-left: 4px solid var(--primary-color);
  padding: 18px 22px;
  margin: 20px 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--primary-dark);
}

.info-box.warning {
  background-color: #fef3c7;
  border-left-color: var(--warning-color);
  color: #92400e;
}

.info-box.success {
  background-color: #d1fae5;
  border-left-color: var(--success-color);
  color: #065f46;
}

/* Lists */
ul, ol {
  margin-left: 24px;
  margin-bottom: 16px;
  color: var(--text-muted);
}

li {
  margin-bottom: 10px;
}

/* Table */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
}

th, td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background-color: var(--background-color);
  font-weight: 600;
  color: var(--text-color);
}

/* Footer */
footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 48px;
  border-top: 1px solid var(--border-color);
  background-color: white;
}

footer a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

footer a:hover {
  text-decoration: underline;
}

/* Two-Column Layout for Note Evaluation */
.evaluation-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}

.note-panel {
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
}

.evaluation-panel {
  /* Right side scrolls naturally */
}

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

  .note-panel {
    position: static;
    max-height: none;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 16px;
  }

  .card {
    padding: 24px;
    border-radius: var(--radius-sm);
  }

  header {
    padding: 24px 16px;
  }

  header h1 {
    font-size: 1.5rem;
  }

  .source-guess {
    flex-direction: column;
  }

  .btn-container {
    flex-direction: column;
  }

  nav .container {
    gap: 6px;
    padding: 0 16px;
  }

  nav a {
    padding: 6px 12px;
    font-size: 0.75rem;
  }
}

/* PDQI Rating Table */
.pdqi-table {
  width: 100%;
  margin: 24px 0;
}

.pdqi-table th {
  text-align: center;
  font-size: 0.8rem;
  padding: 10px 6px;
  color: var(--text-muted);
  font-weight: 600;
}

.pdqi-table td {
  text-align: center;
  padding: 14px 6px;
}

.pdqi-table td:first-child {
  text-align: left;
  font-weight: 500;
  color: var(--text-color);
}

.pdqi-table input[type="radio"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.attribute-description {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: normal;
  display: block;
  margin-top: 4px;
}

.comment-row td {
  padding: 0 6px 14px 6px;
  border-bottom: 1px solid var(--border-color);
}

.inline-comment {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: inherit;
  transition: all 0.2s ease;
}

.inline-comment:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px var(--primary-light);
}

.inline-comment::placeholder {
  color: #94a3b8;
}

/* Links */
a {
  color: var(--primary-color);
}

a:hover {
  color: var(--primary-dark);
}

/* Form Locked State */
.form-locked-banner {
  background-color: var(--primary-light);
  border: 2px solid var(--primary-color);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin-bottom: 24px;
  color: var(--primary-dark);
  text-align: center;
}

.form-locked input:disabled,
.form-locked select:disabled,
.form-locked textarea:disabled {
  background-color: #f8fafc;
  cursor: not-allowed;
  opacity: 0.8;
}

.form-locked .radio-option,
.form-locked .checkbox-option {
  cursor: not-allowed;
  opacity: 0.9;
}

.form-locked .radio-option:hover,
.form-locked .checkbox-option:hover {
  border-color: var(--border-color);
}

.form-locked .scale-option {
  cursor: not-allowed;
  opacity: 0.9;
}

.form-locked .scale-option:hover {
  border-color: var(--border-color);
}

/* Locked state for source guess and rating scale */
.form-locked .source-guess label {
  cursor: not-allowed;
  opacity: 0.9;
}

.form-locked .source-guess label:hover {
  border-color: var(--border-color);
  background-color: white;
}

.form-locked .source-guess label:has(input:checked) {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--text-color);
  opacity: 1;
}

.form-locked .source-guess label:has(input:checked):hover {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
}

.form-locked .rating-scale label {
  cursor: not-allowed;
  opacity: 0.9;
}

.form-locked .rating-scale label:hover {
  border-color: var(--border-color);
  background-color: white;
}

.form-locked .rating-scale label:has(input:checked) {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--text-color);
  opacity: 1;
}

.form-locked .rating-scale label:has(input:checked) span,
.form-locked .rating-scale input[type="radio"]:checked + span {
  color: var(--text-color);
}

.form-locked .rating-scale label:has(input:checked):hover {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
}

/* Fallback for browsers without :has() support */
.form-locked .source-guess label.selected,
.form-locked .rating-scale label.selected {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--text-color);
  opacity: 1;
}

.form-locked .rating-scale label.selected span {
  color: var(--text-color);
}

.form-locked .source-guess label.selected:hover,
.form-locked .rating-scale label.selected:hover {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
}

/* Note Ranking Grid */
.ranking-grid {
  width: 100%;
  margin-top: 12px;
  border-collapse: collapse;
}

.ranking-grid th,
.ranking-grid td {
  padding: 14px 12px;
  text-align: center;
  border: 1px solid var(--border-color);
}

.ranking-grid th {
  background-color: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.95rem;
}

.ranking-grid th:first-child {
  width: 140px;
}

.ranking-grid td.rank-label {
  text-align: left;
  font-weight: 600;
  background-color: #fafafa;
  color: var(--text-color);
}

.ranking-grid .rank-desc {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.ranking-grid input[type="radio"] {
  width: 22px;
  height: 22px;
  cursor: pointer;
  accent-color: var(--primary-color);
}

.ranking-grid td.duplicate-cell {
  background-color: #fef2f2;
}

.ranking-grid tr:hover td:not(.rank-label) {
  background-color: var(--primary-light);
}

.ranking-error {
  color: var(--error-color);
  font-size: 0.875rem;
  margin-top: 8px;
  display: none;
}

.ranking-error.show {
  display: block;
}