/* ===== CSS Custom Properties ===== */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #a5b4fc;
  --primary-bg: #eef2ff;
  --accent: #8b5cf6;
  --success: #10b981;
  --success-bg: #d1fae5;
  --success-dark: #065f46;
  --warning: #f59e0b;
  --warning-bg: #fef3c7;
  --warning-dark: #92400e;
  --danger: #ef4444;
  --danger-bg: #fee2e2;
  --danger-dark: #991b1b;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);

  /* Mobile-first responsive tokens */
  --tap: 44px;                           /* minimum tap target */
  --container-max: 760px;
  --page-px: clamp(1rem, 4vw, 2rem);     /* horizontal page padding */
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

html, body {
  max-width: 100%;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
  font-size: 16px;                       /* prevents iOS zoom on focus */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

p {
  max-width: 65ch;
}

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.25rem var(--page-px);
}

@media (min-width: 640px) {
  .container { padding: 2rem var(--page-px); }
}

/* ===== Header ===== */
header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  padding: 0 var(--page-px);
  min-height: 56px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px rgba(99, 102, 241, 0.3);
}

@media (min-width: 640px) {
  header { min-height: 60px; }
}

header h1 {
  font-size: clamp(1rem, 3.5vw, 1.15rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  min-width: 0;
}

header .user-info {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.85);
}

@media (min-width: 640px) {
  header .user-info { gap: 0.75rem; }
}

header .user-info > span {
  max-width: 40vw;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

header .user-info a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  transition: background var(--transition);
  min-height: var(--tap);
  display: inline-flex;
  align-items: center;
}

header .user-info a:hover {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

#btn-logout {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 0.5rem 0.85rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.85rem;
  color: #fff;
  font-weight: 500;
  transition: all var(--transition);
  min-height: var(--tap);
}

#btn-logout:hover {
  background: rgba(255,255,255,0.25);
}

/* ===== Cards / Lists ===== */
.card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin-bottom: 0.75rem;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  min-height: var(--tap);
}

@media (min-width: 640px) {
  .card { padding: 1.25rem 1.5rem; }
}

.card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  border-color: var(--primary-light);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.card:hover::before {
  opacity: 1;
}

.card:active {
  transform: translateY(0);
}

.card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 0.25rem;
}

.card .meta {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-top: 0.35rem;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  font-size: 0.82rem;
  color: var(--gray-400);
  margin-bottom: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
}

.breadcrumb a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
  padding: 0.25rem 0;
}

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

/* ===== Badges ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.badge-easy { background: var(--success-bg); color: var(--success-dark); }
.badge-medium { background: var(--warning-bg); color: var(--warning-dark); }
.badge-hard { background: var(--danger-bg); color: var(--danger-dark); }

/* ===== Forms ===== */
.form-group {
  margin-bottom: 1.1rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  font-size: 1rem;                       /* 16px: prevents iOS zoom */
  color: var(--gray-800);
  background: #fff;
  transition: all var(--transition);
  min-height: var(--tap);
  font-family: inherit;
}

.form-group textarea {
  min-height: calc(var(--tap) * 2);
  resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.12);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  min-height: var(--tap);
  line-height: 1.2;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 1px 3px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(99, 102, 241, 0.3);
}

.btn-primary:disabled {
  background: var(--gray-300);
  color: var(--gray-500);
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

.btn-secondary {
  background: #fff;
  color: var(--gray-700);
  border: 1.5px solid var(--gray-300);
  padding: 0.6rem 1.1rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  min-height: var(--tap);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--primary-light);
  color: var(--primary);
  background: var(--primary-bg);
}

.btn-secondary:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ===== Upload Area ===== */
.upload-area {
  border: 2px dashed var(--gray-300);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  margin: 1.25rem 0;
  background: #fff;
  transition: all var(--transition);
  position: relative;
}

@media (min-width: 640px) {
  .upload-area { padding: 2.5rem 2rem; }
}

.upload-area.drag-over {
  border-color: var(--primary);
  background: var(--primary-bg);
  transform: scale(1.01);
}

.upload-area.has-file {
  border-color: var(--primary);
  border-style: solid;
  background: var(--primary-bg);
}

.upload-area input[type="file"] {
  display: none;
}

.upload-area label {
  cursor: pointer;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition);
  display: inline-block;
  padding: 0.5rem 0;
  min-height: var(--tap);
}

.upload-area label:hover {
  color: var(--primary-dark);
}

.upload-area .upload-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  display: block;
  opacity: 0.7;
}

.upload-area .upload-hint {
  font-size: 0.8rem;
  color: var(--gray-400);
  margin-top: 0.4rem;
}

.upload-area .filename {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  color: var(--gray-500);
  font-weight: 500;
  word-break: break-word;
}

/* Image preview container */
.preview-container {
  position: relative;
  display: inline-block;
  margin-top: 0.75rem;
  max-width: 100%;
}

.preview-container img {
  max-width: 100%;
  max-height: min(60vh, 280px);
  border-radius: var(--radius-sm);
  object-fit: contain;
  box-shadow: var(--shadow);
}

.preview-remove {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--danger);
  color: #fff;
  border: 2px solid #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  line-height: 1;
}

.preview-remove:hover {
  background: #dc2626;
  transform: scale(1.1);
}

/* ===== Problem Navigation ===== */
.problem-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 640px) {
  .problem-nav {
    flex-wrap: nowrap;
    gap: 1rem;
    padding: 0.75rem 1rem;
  }
}

.problem-nav .nav-progress {
  flex: 1 1 100%;
  order: -1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
}

@media (min-width: 640px) {
  .problem-nav .nav-progress {
    flex: 1;
    order: 0;
  }
}

.problem-nav .nav-label {
  font-size: 0.78rem;
  color: var(--gray-500);
  font-weight: 500;
}

.problem-nav .progress-track {
  width: 100%;
  max-width: 180px;
  height: 4px;
  background: var(--gray-200);
  border-radius: 2px;
  overflow: hidden;
}

.problem-nav .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  transition: width 0.4s ease;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.9rem;
  background: #fff;
  color: var(--gray-700);
  border: 1.5px solid var(--gray-300);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition);
  white-space: nowrap;
  min-height: var(--tap);
}

.nav-btn:hover:not(:disabled) {
  border-color: var(--primary-light);
  color: var(--primary);
  background: var(--primary-bg);
}

.nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ===== Result Card ===== */
.result {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-top: 1.5rem;
  box-shadow: var(--shadow);
}

@media (min-width: 640px) {
  .result { padding: 1.75rem; }
}

.result-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1.25rem;
}

.result-correct {
  color: var(--success-dark);
  background: var(--success-bg);
  padding: 0.35rem 1rem;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.result-incorrect {
  color: var(--danger-dark);
  background: var(--danger-bg);
  padding: 0.35rem 1rem;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.85rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.result .feedback {
  background: var(--gray-50);
  border-left: 3px solid var(--primary);
  padding: 0.8rem 1rem;
  margin-top: 1rem;
  font-size: 0.9rem;
  line-height: 1.7;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.result .detail-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 0;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--gray-100);
  word-break: break-word;
}

.result .detail-row:last-of-type {
  border-bottom: none;
}

/* Score stars */
.stars {
  color: var(--warning);
  letter-spacing: 2px;
  font-size: 1.1rem;
}

/* ===== Status / Loading ===== */
.status-bar {
  text-align: center;
  padding: 1rem;
  margin: 1.25rem 0;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.status-pending { background: var(--warning-bg); color: var(--warning-dark); }
.status-processing { background: var(--primary-bg); color: var(--primary-dark); }
.status-completed { background: var(--success-bg); color: var(--success-dark); }
.status-failed { background: var(--danger-bg); color: var(--danger-dark); }

.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid var(--primary-light);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  flex-shrink: 0;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===== Error ===== */
.error-msg {
  background: var(--danger-bg);
  color: var(--danger-dark);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  display: none;
  border-left: 3px solid var(--danger);
  word-break: break-word;
}

.error-msg.visible {
  display: block;
  animation: slideIn 0.25s ease-out;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Login Page ===== */
.login-wrapper {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eef2ff 0%, #faf5ff 50%, #fdf2f8 100%);
  padding: 1.25rem var(--page-px);
}

.login-box {
  background: #fff;
  padding: 1.5rem 1.25rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 400px;
  border: 1px solid var(--gray-100);
}

@media (min-width: 480px) {
  .login-box { padding: 2.5rem; }
}

.login-box h1 {
  font-size: clamp(1.35rem, 5vw, 1.6rem);
  font-weight: 800;
  margin-bottom: 0.3rem;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.25;
}

.login-box p {
  color: var(--gray-500);
  font-size: 0.92rem;
  margin-bottom: 1.5rem;
}

/* ===== Section Headers ===== */
.section-title {
  font-size: clamp(1.05rem, 3.5vw, 1.15rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--gray-800);
}

/* ===== Problem Content ===== */
.problem-content {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  margin-bottom: 1.5rem;
  font-size: 1rem;
  line-height: 1.8;
  box-shadow: var(--shadow-sm);
  overflow-wrap: break-word;
}

@media (min-width: 640px) {
  .problem-content {
    padding: 1.5rem 1.75rem;
    font-size: 1.05rem;
    line-height: 1.9;
  }
}

.problem-content .katex {
  font-size: 1.05em;
}

.problem-content .katex-display {
  margin: 0.6rem 0;
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
}

/* ===== AI Feedback Markdown ===== */
.ai-feedback-markdown {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  margin-top: 1.25rem;
  line-height: 1.7;
  font-size: 0.95rem;
  overflow-wrap: break-word;
}

@media (min-width: 640px) {
  .ai-feedback-markdown {
    padding: 1.5rem 1.75rem;
    font-size: 0.93rem;
  }
}

.ai-feedback-markdown h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 1.05rem;
  color: var(--gray-800);
  font-weight: 700;
}

.ai-feedback-markdown h3:first-child {
  margin-top: 0;
}

.ai-feedback-markdown p {
  margin: 0.4rem 0;
  max-width: none;
}

.ai-feedback-markdown ul,
.ai-feedback-markdown ol {
  margin: 0.4rem 0 0.4rem 1.25rem;
}

.ai-feedback-markdown strong {
  color: var(--primary-dark);
}

.ai-feedback-markdown .katex-display {
  margin: 0.8rem 0;
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
}

.ai-feedback-markdown .katex {
  font-size: 1.05em;
}

/* ===== Dashboard Cards Grid ===== */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 480px) {
  .card-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

.card-grid .card {
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  min-height: 80px;
  justify-content: center;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--gray-400);
}

@media (min-width: 640px) {
  .empty-state { padding: 3rem 1rem; }
}

.empty-state .empty-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
  display: block;
  opacity: 0.6;
}

/* ===== Logo ===== */
.logo-img {
  height: 28px;
  width: auto;
  vertical-align: middle;
  margin-right: 0.25rem;
  display: inline-block;
}

@media (min-width: 640px) {
  .logo-img { height: 32px; }
}

/* ===== Utility ===== */
.hidden {
  display: none !important;
}

.table-wrapper {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ===== Animations ===== */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeIn 0.3s ease-out;
}

/* --- Scroll-triggered fade-in-up --- */
.fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for grid children */
.fade-in-up:nth-child(2) { transition-delay: 0.08s; }
.fade-in-up:nth-child(3) { transition-delay: 0.16s; }
.fade-in-up:nth-child(4) { transition-delay: 0.24s; }

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes popIn {
  0% { opacity: 0; transform: scale(0.85); }
  60% { transform: scale(1.03); }
  100% { opacity: 1; transform: scale(1); }
}

/* Card hover enhancement */
.step-card,
.feature-card,
.why-item {
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.step-card:hover,
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Button hover lift */
.btn-primary {
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

/* Login box entrance */
.login-box {
  animation: slideUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
}

/* Header entrance */
header {
  animation: fadeDown 0.4s ease both;
}

/* Settings card entrance */
.settings-card {
  animation: slideUp 0.45s cubic-bezier(0.4, 0, 0.2, 1) both;
}
.settings-card:nth-child(2) {
  animation-delay: 0.1s;
}

/* Stat value pop-in */
.stat-value {
  animation: popIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) both;
  animation-delay: 0.2s;
}

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

  .fade-in-up {
    opacity: 1;
    transform: none;
  }
}