/* ========================================
   Family Knowledge Exam - Premium Styles
   Synced with Portfolio Global Theme
   ======================================== */

:root {
  --exam-primary: var(--color-accent-primary, #c9b8a3);
  --exam-secondary: var(--color-accent-secondary, #a8957f);

  --exam-text: var(--color-text-primary, #172033);
  --exam-muted: var(--color-text-muted, #667085);

  --exam-surface: var(--color-surface-primary, #ffffff);
  --exam-border: var(--color-border-primary, #e4e7ec);

  --exam-success: #067647;
  --exam-success-bg: #ecfdf3;

  --exam-danger: #b42318;
  --exam-danger-bg: #fef2f2;
}

/* =========================================================
   FAMILY KNOWLEDGE EXAM — FONT
   Force the entire Persian exam UI to use Vazirmatn
   ========================================================= */

html,
body,
button,
input,
textarea,
select {
  font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
}

.exam-container,
.exam-container *,
.exam-container *::before,
.exam-container *::after {
  box-sizing: border-box;
}

.exam-container {
  min-height: 100vh;
  padding: 2rem 1rem 4rem;

  background: var(--bg-color);
  color: var(--exam-text);

  position: relative;
  overflow-x: hidden;

  font-family: 'Vazirmatn', Tahoma, Arial, sans-serif;
  line-height: 1.9;
}

/* Keep code-style content on Cascadia Code when needed */
.answer-key,
code,
pre,
kbd {
  font-family: 'Cascadia Code', monospace;
}

/* ========================================
   Exam Header
   ======================================== */

.exam-header {
  max-width: 960px;
  margin: 0 auto 3rem;
  text-align: center;
}

#exam-logo {
  display: block;
  margin: 0 auto 1.5rem;

  width: 120px;
  height: auto;
}

.exam-header h1 {
  margin: 0 0 0.8rem;

  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1.4;

  background: linear-gradient(135deg, var(--exam-text), var(--exam-primary));

  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.exam-subtitle {
  margin: 0;

  color: var(--exam-muted);
  font-size: 1.1rem;
}

/* ========================================
   Exam Selector
   ======================================== */

.exam-selector {
  max-width: 1200px;
  margin: 0 auto;
}

.selector-title {
  margin: 0 0 2rem;

  color: var(--exam-text);
  font-size: 1.8rem;
  font-weight: 800;
  text-align: center;
}

.exam-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));

  gap: 2rem;
  padding: 1rem;
}

.exam-card {
  padding: 2rem;

  background: var(--exam-surface);
  border: 1px solid var(--exam-border);
  border-radius: 1.5rem;

  text-align: center;
  cursor: pointer;

  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease;
}

.exam-card:hover:not(.coming-soon) {
  transform: translateY(-8px);

  border-color: var(--exam-primary);

  box-shadow: 0 12px 40px rgba(201, 184, 163, 0.15);
}

.exam-card.coming-soon {
  opacity: 0.6;
  cursor: not-allowed;
  filter: grayscale(0.3);
}

.exam-card-icon {
  margin-bottom: 1rem;
  font-size: 3rem;
}

.exam-card h3 {
  margin: 0 0 0.8rem;

  color: var(--exam-text);

  font-size: 1.4rem;
  font-weight: 800;
}

.exam-card p {
  margin: 0 0 1.5rem;

  color: var(--exam-muted);

  font-size: 0.95rem;
}

.exam-card-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;

  gap: 1rem;
  margin-bottom: 1.5rem;
}

.meta-item {
  padding: 0.4rem 0.8rem;

  color: var(--exam-muted);
  background: rgba(201, 184, 163, 0.1);

  border-radius: 0.5rem;

  font-size: 0.85rem;
}

/* ========================================
   Buttons
   ======================================== */

.start-exam-btn {
  width: 100%;
  padding: 0.9rem 1.5rem;

  background: linear-gradient(135deg, var(--exam-primary), var(--exam-secondary));

  color: #000;

  border: 0;
  border-radius: 0.8rem;

  font: inherit;
  font-weight: 700;

  cursor: pointer;

  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    opacity 0.3s ease;
}

.start-exam-btn:hover:not(.disabled) {
  transform: scale(1.02);

  box-shadow: 0 8px 20px rgba(201, 184, 163, 0.3);
}

.start-exam-btn.disabled {
  background: var(--exam-muted);

  opacity: 0.5;

  cursor: not-allowed;
}

/* ========================================
   Active Exam
   ======================================== */

.active-exam-section.hidden {
  display: none;
}

/* ========================================
   Toolbar
   ======================================== */

.exam-toolbar {
  position: sticky;
  top: 10px;
  z-index: 10;

  display: flex;
  align-items: center;

  gap: 0.8rem;

  max-width: 960px;
  margin: 0 auto 1.5rem;
  padding: 1rem;

  background: color-mix(in srgb, var(--exam-surface) 90%, transparent);

  border: 1px solid var(--exam-border);
  border-radius: 1rem;

  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.back-btn,
.print-btn {
  flex-shrink: 0;

  padding: 0.8rem 1.2rem;

  background: var(--exam-surface);
  color: var(--exam-text);

  border: 1px solid var(--exam-border);
  border-radius: 0.8rem;

  font: inherit;

  cursor: pointer;
  white-space: nowrap;

  transition:
    border-color 0.2s ease,
    background 0.2s ease,
    transform 0.2s ease;
}

.back-btn:hover,
.print-btn:hover {
  border-color: var(--exam-primary);
  background: rgba(201, 184, 163, 0.1);
}

.back-btn:active,
.print-btn:active {
  transform: translateY(1px);
}

.search-input {
  flex: 1;
  min-width: 0;

  padding: 0.8rem 1rem;

  background: var(--exam-surface);
  color: var(--exam-text);

  border: 1px solid var(--exam-border);
  border-radius: 0.8rem;

  font: inherit;
  font-size: 1rem;
}

.search-input::placeholder {
  color: var(--exam-muted);
}

.search-input:focus {
  outline: 2px solid var(--exam-primary);
  outline-offset: 2px;
}

.result-text {
  max-width: 960px;
  min-height: 1.9em;

  margin: 0 auto 1.5rem;

  color: var(--exam-muted);
}

/* ========================================
   Questions
   ======================================== */

.questions-container {
  max-width: 960px;
  margin: 0 auto;
}

.question-card {
  margin: 1.5rem 0;
  padding: 1.5rem;

  background: var(--exam-surface);

  border: 1px solid var(--exam-border);
  border-radius: 1.5rem;

  box-shadow: 0 8px 25px rgba(16, 24, 40, 0.1);
}

.question-text {
  margin-bottom: 1.2rem;

  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.8;
}

.options-container {
  display: grid;
  gap: 0.7rem;
}

.option-btn {
  width: 100%;

  padding: 1rem 1.2rem;

  background: rgba(248, 250, 252, 0.5);
  color: var(--exam-text);

  border: 1px solid var(--exam-border);
  border-radius: 0.8rem;

  font: inherit;
  font-size: 1rem;

  text-align: right;

  cursor: pointer;

  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.option-btn:hover {
  border-color: var(--exam-primary);
  background: rgba(201, 184, 163, 0.1);
}

.option-btn:active {
  transform: translateY(1px);
}

.option-btn.is-correct {
  color: var(--exam-success);
  background: var(--exam-success-bg);
  border-color: #abefc6;
}

.option-btn.is-wrong {
  color: var(--exam-danger);
  background: var(--exam-danger-bg);
  border-color: #fecdca;
}

/* ========================================
   Feedback
   ======================================== */

.feedback-text {
  min-height: 1.9em;

  margin: 0.8rem 0 0;

  font-size: 0.95rem;
  font-weight: 700;
}

.feedback-text.correct {
  color: var(--exam-success);
}

.feedback-text.wrong {
  color: var(--exam-danger);
}

/* ========================================
   Section Headings
   ======================================== */

.section-heading {
  max-width: 960px;

  margin: 2.5rem auto 1.5rem;
  padding: 1rem 1.5rem;

  border-radius: 1rem;

  font-size: 1.3rem;
  font-weight: 800;
}

.section-heading[data-section='a'] {
  background: rgba(180, 35, 24, 0.1);
  color: var(--exam-danger);
}

.section-heading[data-section='b'] {
  background: rgba(234, 179, 8, 0.1);
  color: #b47706;
}

.section-heading[data-section='c'] {
  background: rgba(6, 118, 71, 0.1);
  color: var(--exam-success);
}

/* ========================================
   Answers
   ======================================== */

.answers-section {
  max-width: 960px;

  margin: 3rem auto 0;
  padding: 2rem;

  background: linear-gradient(180deg, var(--exam-surface) 0%, rgba(248, 251, 255, 0.5) 100%);

  border: 1px solid var(--exam-border);
  border-radius: 1.5rem;
}

.answers-heading {
  margin: 0 0 1.5rem;

  font-size: 1.5rem;
  font-weight: 800;
}

.answer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 1rem;

  margin-bottom: 1.5rem;
  padding-bottom: 1rem;

  border-bottom: 1px solid var(--exam-border);
}

.answer-title {
  font-size: 1.1rem;
  font-weight: 800;
}

.answer-count {
  padding: 0.4rem 0.8rem;

  color: var(--exam-muted);

  background: rgba(242, 244, 247, 0.8);

  border: 1px solid var(--exam-border);
  border-radius: 999px;

  font-size: 0.85rem;
}

.answer-grid {
  display: grid;

  grid-template-columns: repeat(5, minmax(0, 1fr));

  gap: 0.8rem;
}

.answer-item {
  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 0.8rem;

  padding: 0.9rem 1rem;

  background: var(--exam-surface);

  border: 1px solid rgba(223, 229, 236, 0.8);
  border-radius: 0.8rem;
}

.answer-number {
  font-size: 0.9rem;
  font-weight: 700;

  font-variant-numeric: tabular-nums;
}

.answer-key {
  min-width: 34px;
  height: 30px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  background: var(--exam-success-bg);
  color: var(--exam-success);

  border: 1px solid #abefc6;
  border-radius: 0.6rem;

  font-family: 'Cascadia Code', monospace;
  font-size: 0.95rem;
  font-weight: 800;
}

/* ========================================
   Information
   ======================================== */

.info-section {
  max-width: 960px;

  display: grid;
  gap: 1.5rem;

  margin: 2rem auto 0;
}

.info-card {
  padding: 1.5rem;

  background: var(--exam-surface);

  border: 1px solid var(--exam-border);
  border-radius: 1.2rem;
}

.info-card h3 {
  margin: 0 0 0.8rem;

  font-size: 1.1rem;
  font-weight: 800;
}

.info-card p {
  margin: 0;

  color: var(--exam-muted);

  line-height: 1.8;
}

/* ========================================
   Utilities
   ======================================== */

.hidden {
  display: none !important;
}

/* ========================================
   Accessibility
   ======================================== */

.option-btn:focus-visible,
.start-exam-btn:focus-visible,
.back-btn:focus-visible,
.print-btn:focus-visible,
.search-input:focus-visible {
  outline: 2px solid var(--exam-primary);
  outline-offset: 3px;
}

/* ========================================
   Animation
   ======================================== */

.fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;

  opacity: 0;
  transform: translateY(30px);
}

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

/* Respect reduced-motion preferences */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
  .answer-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .exam-container {
    padding-top: 1.5rem;
  }

  .exam-header {
    margin-bottom: 2rem;
  }

  .exam-header h1 {
    font-size: 1.8rem;
  }

  .exam-subtitle {
    font-size: 1rem;
  }

  .exam-cards-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    padding: 0.5rem;
  }

  .exam-toolbar {
    flex-wrap: wrap;
  }

  .search-input {
    order: 3;
    flex-basis: 100%;
    width: 100%;
  }

  .answer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.6rem;
  }

  .answer-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.8rem;
  }
}

@media (max-width: 480px) {
  .exam-container {
    padding: 1rem 0.5rem 3rem;
  }

  .exam-header h1 {
    font-size: 1.5rem;
  }

  .exam-card {
    padding: 1.5rem 1rem;
  }

  .question-card {
    padding: 1.2rem;
    border-radius: 1.2rem;
  }

  .question-text {
    font-size: 1rem;
  }

  .option-btn {
    padding: 0.8rem 1rem;
    font-size: 0.9rem;
  }

  .answers-section {
    padding: 1.2rem;
  }

  .back-btn,
  .print-btn {
    padding: 0.7rem 0.9rem;
  }
}

/* ========================================
   Print
   ======================================== */

@media print {
  body {
    background: #fff !important;
  }

  .glass-navbar,
  .exam-toolbar,
  .result-text,
  .feedback-text,
  .answers-section,
  .info-section,
  .section-heading {
    display: none !important;
  }

  .exam-container {
    min-height: auto;
    padding: 0;
    background: #fff;
  }

  .exam-header {
    margin-bottom: 1rem;
  }

  .exam-header h1 {
    background: none;
    color: #000;

    -webkit-text-fill-color: #000;
  }

  .exam-subtitle {
    color: #444;
  }

  .question-card {
    margin: 0.8rem 0;

    background: #fff;

    border: 1px solid #ddd;

    box-shadow: none;

    break-inside: avoid;
    page-break-inside: avoid;
  }

  .option-btn {
    background: #fff;
    cursor: default;
  }

  .option-btn:hover {
    background: #fff;
    border-color: var(--exam-border);
    transform: none;
  }
}