/**
 * Copyright 2025 Armando Sori
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Category Grid Styles - Restructured Layout
 * 10 category sections, each with header + 3 scenario cards
 * Part of the SimulateAI Ethics Platform Revamp - Phase 1.1
 */

/* Main Container - Category grid styles (supports both legacy and new class names) */
.categories-grid,
.simulations-grid {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-12);
  margin-bottom: var(--spacing-12);
  padding: 0 var(--spacing-4);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  /* CRITICAL: Prevent horizontal overflow from escaping */
  overflow-x: hidden;
}

/* Desktop layout improvements */
@media (min-width: 769px) {
  .categories-grid,
  .simulations-grid {
    padding: 0 var(--spacing-8);
    margin: 0 auto var(--spacing-12);
    max-width: 1200px; /* Reduced max width for better scrolling experience */
  }
}

@media (min-width: 1024px) {
  .categories-grid,
  .simulations-grid {
    padding: 0 var(--spacing-12);
    margin: 0 var(--spacing-16) var(--spacing-12); /* Added horizontal margins */
    max-width: 1300px;
  }
}

@media (min-width: 1280px) {
  .categories-grid,
  .simulations-grid {
    padding: 0 var(--spacing-16);
    margin: 0 var(--spacing-20) var(--spacing-12); /* Larger horizontal margins */
    max-width: 1400px;
  }
}

@media (min-width: 1600px) {
  .categories-grid,
  .simulations-grid {
    padding: 0 var(--spacing-20);
    margin: 0 var(--spacing-20) var(--spacing-12); /* Use available spacing variable */
    max-width: 1500px;
  }
}

/* Category Section */
.category-section {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  overflow: hidden; /* CRITICAL: Hide any overflow from children */
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.category-section:hover {
  box-shadow: var(--shadow-md);
}

[data-theme='dark'] .category-section {
  background: var(--color-gray-800);
  border-color: var(--color-gray-700);
}

.category-section::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 60px;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.8));
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 1;
}

.category-section:hover::after {
  opacity: 1;
}

/* Category Header */
.category-header {
  background: var(--color-gray-50);
  padding: var(--spacing-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--color-gray-200);
}

[data-theme='dark'] .category-header {
  background: var(--color-gray-900);
  border-bottom-color: var(--color-gray-700);
}

.category-title-group {
  display: flex;
  align-items: center;
  gap: var(--spacing-6);
  flex: 1;
}

.category-icon-large {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  flex-shrink: 0;
}

.category-info {
  flex: 1;
  min-width: 0; /* Prevents flex item from overflowing */
}

.category-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin: 0 0 var(--spacing-1) 0;
  line-height: var(--line-height-tight);
}

[data-theme='dark'] .category-title {
  color: var(--color-gray-100);
}

.category-description {
  font-size: var(--font-size-base);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin: 0 0 var(--spacing-2) 0;
}

[data-theme='dark'] .category-description {
  color: var(--color-gray-300);
}

.category-meta {
  display: flex;
  gap: var(--spacing-4);
  align-items: center;
  flex-wrap: wrap;
}

.category-meta-items {
  display: flex;
  gap: var(--spacing-2);
  align-items: center;
  flex-wrap: wrap;
}

.category-difficulty {
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  text-transform: capitalize;
}

.category-difficulty.difficulty-beginner {
  background: var(--color-success);
  color: var(--color-white);
  opacity: 0.9;
}

.category-difficulty.difficulty-intermediate {
  background: var(--color-warning);
  color: var(--color-white);
}

.category-difficulty.difficulty-advanced {
  background: var(--color-error);
  color: var(--color-white);
}

[data-theme='dark'] .category-difficulty.difficulty-beginner {
  background: var(--color-success);
  color: var(--color-white);
  opacity: 0.8;
}

[data-theme='dark'] .category-difficulty.difficulty-intermediate {
  background: var(--color-warning);
  color: var(--color-white);
  opacity: 0.8;
}

[data-theme='dark'] .category-difficulty.difficulty-advanced {
  background: var(--color-error);
  color: var(--color-white);
  opacity: 0.8;
}

.category-time,
.category-progress-text {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  font-weight: var(--font-weight-medium);
}

[data-theme='dark'] .category-time,
[data-theme='dark'] .category-progress-text {
  color: var(--color-gray-400);
}

/* See All link */
.category-see-all {
  color: var(--color-primary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-1) var(--spacing-2);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.category-see-all:hover {
  background: var(--color-primary-light);
  color: var(--color-white);
  text-decoration: none;
  transform: translateY(-1px);
}

.category-see-all:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

[data-theme='dark'] .category-see-all {
  color: var(--color-primary-light);
}

[data-theme='dark'] .category-see-all:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* Progress Ring */
.category-progress-ring {
  position: relative;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  cursor: pointer;
  transition: all var(--transition-base);
}

.category-progress-ring:hover {
  transform: scale(1.05);
}

.category-progress-ring.pulse-for-badge:hover {
  transform: scale(1.25);
  filter: drop-shadow(
      0 0 16px var(--progress-pulse-color, var(--color-accent-400))
    )
    brightness(1.1);
}

.category-progress-ring:focus {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
  border-radius: var(--radius-full);
}

.category-progress-ring.pulse-for-badge:focus {
  outline: 3px solid var(--progress-pulse-color, var(--color-accent-400));
  outline-offset: 4px;
  box-shadow: 0 0 20px var(--progress-pulse-color, var(--color-accent-400));
}

.category-progress-ring svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.progress-percentage {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-700);
  z-index: 1;
  position: relative;
  transition: all var(--transition-base);
}

.category-progress-ring.pulse-for-badge .progress-percentage {
  color: var(--progress-pulse-color, var(--color-accent-600));
  font-weight: var(--font-weight-black);
  text-shadow: 0 0 4px var(--progress-pulse-light, var(--color-accent-300));
  animation: text-glow-fluid 1.25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes text-glow-fluid {
  0%,
  100% {
    text-shadow: 0 0 4px var(--progress-pulse-light, var(--color-accent-300));
    color: var(--progress-pulse-color, var(--color-accent-600));
  }
  50% {
    text-shadow:
      0 0 8px var(--progress-pulse-color, var(--color-accent-400)),
      0 0 12px var(--progress-pulse-light, var(--color-accent-300));
    color: var(--progress-pulse-dark, var(--color-accent-700));
  }
}

[data-theme='dark'] .progress-percentage {
  color: var(--color-gray-300);
}

[data-theme='dark']
  .category-progress-ring.pulse-for-badge
  .progress-percentage {
  color: var(--progress-pulse-color, var(--color-accent-400));
  text-shadow: 0 0 6px var(--progress-pulse-color, var(--color-accent-400));
  animation: text-glow-dark-fluid 1.25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes text-glow-dark-fluid {
  0%,
  100% {
    text-shadow: 0 0 6px var(--progress-pulse-color, var(--color-accent-400));
    color: var(--progress-pulse-color, var(--color-accent-400));
  }
  50% {
    text-shadow:
      0 0 10px var(--progress-pulse-light, var(--color-accent-300)),
      0 0 16px var(--progress-pulse-color, var(--color-accent-400));
    color: var(--progress-pulse-light, var(--color-accent-300));
  }
}

/* Badge Progress Pulse Animation - FLUID VERSION */
.category-progress-ring.pulse-for-badge {
  animation: badge-pulse-fluid 1.25s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  filter: drop-shadow(
    0 0 8px var(--progress-pulse-color, var(--color-accent-400))
  );
}

.category-progress-ring.pulse-for-badge::before {
  content: '';
  position: absolute;
  top: -8px;
  left: -8px;
  right: -8px;
  bottom: -8px;
  border: 3px solid var(--progress-pulse-color, var(--color-accent-400));
  border-radius: 50%;
  animation: badge-pulse-ring-fluid 1.25s cubic-bezier(0.4, 0, 0.6, 1) infinite
    0.2s;
  z-index: 0;
  box-shadow: 0 0 12px var(--progress-pulse-color, var(--color-accent-400));
}

.category-progress-ring.pulse-for-badge::after {
  content: '';
  position: absolute;
  top: -12px;
  left: -12px;
  right: -12px;
  bottom: -12px;
  border: 2px solid var(--progress-pulse-light, var(--color-accent-300));
  border-radius: 50%;
  animation: badge-pulse-outer-fluid 1.25s cubic-bezier(0.4, 0, 0.6, 1) infinite
    0.4s;
  z-index: -1;
  opacity: 0.4;
}

@keyframes badge-pulse-fluid {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.12);
    opacity: 0.92;
  }
}

@keyframes badge-pulse-ring-fluid {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.25);
    opacity: 0.3;
  }
}

@keyframes badge-pulse-outer-fluid {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.35);
    opacity: 0.1;
  }
}

/* Badge Pulse Indicator - DRAMATIC VERSION */
.badge-pulse-indicator {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 16px;
  height: 16px;
  background: linear-gradient(
    135deg,
    var(--color-accent-400),
    var(--color-accent-600)
  );
  border: 3px solid var(--color-white);
  border-radius: 50%;
  z-index: 2;
  animation: pulse-indicator-dramatic 1.2s ease-in-out infinite;
  box-shadow:
    0 0 8px var(--color-accent-400),
    0 0 16px var(--color-accent-300);
}

.badge-pulse-indicator::before {
  content: '';
  position: absolute;
  top: -6px;
  left: -6px;
  right: -6px;
  bottom: -6px;
  border: 2px solid var(--color-accent-300);
  border-radius: 50%;
  animation: pulse-indicator-ring 1.2s ease-in-out infinite;
  opacity: 0.6;
}

@keyframes pulse-indicator-dramatic {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  25% {
    transform: scale(1.3);
    opacity: 0.9;
  }
  50% {
    transform: scale(1.5);
    opacity: 0.8;
  }
  75% {
    transform: scale(1.2);
    opacity: 0.95;
  }
}

@keyframes pulse-indicator-ring {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.8);
    opacity: 0.1;
  }
}

/* Progress Ring Tooltip */
.progress-ring-tooltip {
  background: var(--color-gray-900);
  color: var(--color-white);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  max-width: 300px;
  min-width: 200px;
  text-align: center;
  line-height: 1.5;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-gray-700);
  pointer-events: none;
  white-space: normal;
  word-wrap: break-word;
  overflow-wrap: break-word;
  /* Initial hidden state */
  opacity: 0;
  transform: translateX(-50%) translateY(4px);
  transition:
    opacity 0.2s ease-out,
    transform 0.2s ease-out;
}

.progress-ring-tooltip.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.progress-ring-tooltip::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-bottom-color: var(--color-gray-900);
}

@keyframes tooltip-appear {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

[data-theme='dark'] .progress-ring-tooltip {
  background: var(--color-gray-800);
  border-color: var(--color-gray-600);
}

[data-theme='dark'] .progress-ring-tooltip::before {
  border-bottom-color: var(--color-gray-800);
}

/* Mobile-specific tooltip adjustments */
@media (max-width: 768px) {
  .progress-ring-tooltip {
    max-width: 250px;
    min-width: 180px;
    font-size: var(--font-size-xs);
    padding: var(--spacing-2) var(--spacing-3);
    /* Ensure tooltip doesn't go off-screen on mobile */
    left: 50% !important;
    transform: translateX(-50%) !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .progress-ring-tooltip.visible {
    transform: translateX(-50%) translateY(0) !important;
  }
}

@media (max-width: 480px) {
  .progress-ring-tooltip {
    max-width: 200px;
    min-width: 150px;
    font-size: var(--font-size-xs);
    padding: var(--spacing-2);
    /* Further constrain on very small screens */
    left: 50% !important;
    transform: translateX(-50%) !important;
  }
}

/* Scenarios Grid */
.scenarios-grid {
  display: flex;
  overflow-x: auto;
  overflow-y: hidden;
  /* Only apply scroll snap on horizontal axis and prevent it from affecting page */
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scroll-padding-left: var(
    --spacing-8
  ); /* Ensures scroll snap starts with proper spacing */
  gap: var(--spacing-6);
  padding: var(--spacing-8) var(--spacing-8) var(--spacing-10) var(--spacing-8);
  margin: 0;
  position: relative;
  /* Prevent this element from interfering with page scrolling */
  contain: layout style size;
  box-sizing: border-box;
  /* Strict width containment */
  width: 100%;
  max-width: 100vw;
  min-width: 0; /* Allows flex to shrink */
  /* CRITICAL: Prevent horizontal scroll from affecting parent */
  isolation: isolate;
  transform: translateZ(0); /* Force hardware acceleration and containment */
  will-change: scroll-position;

  /* Enhanced cursor behavior for horizontal scrolling */
  cursor: grab;

  /* Custom scrollbar styling */
  scrollbar-width: thin;
  scrollbar-color: var(--color-gray-300) transparent;
}

/* Enhanced states for scenarios grid */
.scenarios-grid:hover {
  cursor: grab;
}

.scenarios-grid:active {
  cursor: grabbing;
}

/* Enhanced scrollbar styles with better hover feedback */
.scenarios-grid::-webkit-scrollbar {
  height: 8px;
  transition: height 0.2s ease;
}

.scenarios-grid:hover::-webkit-scrollbar {
  height: 10px;
}

.scenarios-grid::-webkit-scrollbar-track {
  background: var(--color-gray-100);
  border-radius: 4px;
  margin: 0 var(--spacing-4);
  transition: background-color 0.2s ease;
}

.scenarios-grid:hover::-webkit-scrollbar-track {
  background: var(--color-gray-150);
}

.scenarios-grid::-webkit-scrollbar-thumb {
  background: var(--color-gray-300);
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.scenarios-grid::-webkit-scrollbar-thumb:hover {
  background: var(--color-gray-400);
}

.scenarios-grid:hover::-webkit-scrollbar-thumb {
  background: var(--color-gray-400);
}

/* Desktop-specific enhancements */
@media (min-width: 769px) {
  .scenarios-grid {
    /* Enhanced scroll performance on desktop */
    scroll-behavior: auto; /* Override smooth for wheel events */
    /* Better padding for desktop - reduced to work with new margins */
    padding: var(--spacing-6) var(--spacing-8) var(--spacing-8) var(--spacing-8);
    /* Visual indicator of scroll area */
    border-radius: var(--radius-md);
    margin: 0 calc(-1 * var(--spacing-2)); /* Reduced negative margin */
  }

  .scenarios-grid:hover {
    /* Subtle indication that horizontal scrolling is available */
    box-shadow: inset 0 0 0 1px rgba(74, 144, 226, 0.15);
    /* Add a subtle gradient overlay to indicate scrollability */
    background: linear-gradient(
      90deg,
      transparent 0%,
      rgba(74, 144, 226, 0.02) 5%,
      rgba(74, 144, 226, 0.02) 95%,
      transparent 100%
    );
  }

  /* Enhanced visual feedback when actively scrolling */
  .scenarios-grid:active {
    cursor: grabbing;
    box-shadow: inset 0 0 0 2px rgba(74, 144, 226, 0.2);
  }

  /* Smoother transitions on desktop */
  .scenarios-grid {
    transition:
      box-shadow 0.3s ease,
      background 0.3s ease;
  }

  /* Add scroll indicators for better UX */
  .scenarios-grid::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 20px;
    background: linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.8) 0%,
      transparent 100%
    );
    pointer-events: none;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .scenarios-grid:hover::before {
    opacity: 1;
  }

  .scenarios-grid::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 20px;
    background: linear-gradient(
      270deg,
      rgba(255, 255, 255, 0.8) 0%,
      transparent 100%
    );
    pointer-events: none;
    z-index: 1;
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .scenarios-grid:hover::after {
    opacity: 1;
  }

  /* Subtle pulse animation to indicate scrollability */
  .scenarios-grid:hover {
    animation: scroll-hint-pulse 2s ease-in-out infinite;
  }
}

/* Keyframe animation for scroll hint */
@keyframes scroll-hint-pulse {
  0%,
  100% {
    box-shadow: inset 0 0 0 1px rgba(74, 144, 226, 0.15);
  }
  50% {
    box-shadow: inset 0 0 0 1px rgba(74, 144, 226, 0.25);
  }
}

.scenarios-grid::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 40px;
  background: linear-gradient(to right, transparent, var(--color-white));
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.scenarios-grid:hover::after {
  opacity: 1;
}

/* Enhanced scroll behavior */
.scenarios-grid {
  -webkit-overflow-scrolling: touch;
}

/* Scenario Cards */
.category-section .scenario-card,
.categories-grid .scenario-card,
.simulations-grid .scenario-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 280px;
  box-shadow: var(--shadow-sm);

  /* Horizontal scroll properties */
  flex: 0 0 350px; /* Fixed width, don't grow or shrink */
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.category-section .scenario-card:hover,
.category-section .scenario-card:focus,
.simulations-grid .scenario-card:hover,
.simulations-grid .scenario-card:focus {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  outline: none;
  transform: translateY(-2px);
}

.category-section .scenario-card:focus-visible,
.simulations-grid .scenario-card:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.category-section .scenario-card.completed,
.simulations-grid .scenario-card.completed {
  border-color: var(--color-green-300);
  background: var(--color-green-50);
}

[data-theme='dark'] .scenario-card {
  background: var(--color-gray-750);
  border-color: var(--color-gray-600);
}

[data-theme='dark'] .scenario-card:hover,
[data-theme='dark'] .scenario-card:focus {
  border-color: var(--color-primary);
}

[data-theme='dark'] .scenario-card.completed {
  border-color: var(--color-green-600);
  background: var(--color-green-900);
}

/* Scenario Header */
.scenario-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-5) var(--spacing-5) var(--spacing-3);
}

.scenario-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.scenario-difficulty {
  padding: 4px var(--spacing-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  text-transform: capitalize;
}

/* Scenario Content */
.category-section .scenario-content,
.simulations-grid .scenario-content {
  flex: 1;
  padding: 0 var(--spacing-5) var(--spacing-4);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.category-section .scenario-title,
.simulations-grid .scenario-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-gray-900);
  margin: 0;
  line-height: var(--line-height-tight);
}

[data-theme='dark'] .category-section .scenario-title,
[data-theme='dark'] .simulations-grid .scenario-title {
  color: var(--color-gray-100);
}

.category-section .scenario-description,
.simulations-grid .scenario-description {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin: 0;
  flex: 1;
}

[data-theme='dark'] .category-section .scenario-description,
[data-theme='dark'] .simulations-grid .scenario-description {
  color: var(--color-gray-300);
}

/* Scenario Footer */
.scenario-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  border-top: 1px solid var(--color-gray-200);
  background: var(--color-gray-50);
}

/* Quick Start Button */
.scenario-quick-start-btn {
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  flex-shrink: 0;
}

.scenario-quick-start-btn:hover {
  background: var(--color-secondary-dark);
  transform: translateX(2px);
}

.scenario-quick-start-btn:focus {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}

.scenario-quick-start-btn svg {
  transition: transform var(--transition-base);
}

.scenario-quick-start-btn:hover svg {
  transform: translateX(2px);
}

/* Adjust Learning Lab button for two-button layout */
.scenario-start-btn {
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius-lg);
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  flex: 1;
  min-width: 0;
}

.scenario-start-btn:hover {
  background: var(--color-primary-dark);
  transform: translateX(2px);
}

.scenario-start-btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.scenario-start-btn svg {
  transition: transform var(--transition-base);
}

.scenario-start-btn:hover svg {
  transform: translateX(2px);
}

/* Completed Badge */
.scenario-completed-badge {
  position: absolute;
  top: var(--spacing-3);
  right: var(--spacing-3);
  width: 24px;
  height: 24px;
  background: var(--color-green-500);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  z-index: 10;
}

/* Highlighted States */
.category-section-highlighted {
  animation: section-highlight-pulse 2s ease-in-out;
}

.scenario-card-highlighted {
  animation: card-highlight-pulse 2s ease-in-out;
}

@keyframes section-highlight-pulse {
  0%,
  100% {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
  }
  50% {
    box-shadow:
      var(--shadow-xl),
      0 0 0 4px rgba(26, 115, 232, 0.2);
    border-color: var(--color-primary);
  }
}

@keyframes card-highlight-pulse {
  0%,
  100% {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
  }
  50% {
    box-shadow:
      var(--shadow-lg),
      0 0 0 3px rgba(26, 115, 232, 0.2);
    border-color: var(--color-primary);
    transform: translateY(-4px);
  }
}

/* Responsive Design */
@media (max-width: 1200px) {
  .scenarios-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-5);
  }
}

@media (max-width: 768px) {
  .simulations-grid {
    gap: var(--spacing-8);
    padding: 0 var(--spacing-3);
  }

  .category-header {
    padding: var(--spacing-6);
    flex-direction: column;
    gap: var(--spacing-4);
    text-align: center;
  }

  .category-header {
    padding: var(--spacing-6);
    flex-direction: column;
    gap: var(--spacing-4);
    text-align: center;
    position: relative; /* Ensure absolute positioning context */
  }

  .category-title-group {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-4);
    position: static; /* Remove relative positioning from title group */
  }

  .category-icon-large {
    width: 60px;
    height: 60px;
    font-size: 30px;
    margin: 0 auto; /* Center the icon */
  }

  /* Position progress ring to the right of the centered emoji */
  .category-progress-ring {
    position: absolute;
    left: 80%;
    transform: translateX(
      calc(30px + var(--spacing-3))
    ); /* Center + half icon width + spacing */
    width: 50px;
    height: 50px;
    display: flex;
    z-index: 10; /* Ensure it appears above other content */
  }

  .category-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-2);
    margin-top: var(--spacing-2);
  }

  .category-meta-items {
    align-self: center;
    justify-content: center;
  }

  .category-see-all {
    align-self: flex-start;
    margin-top: var(--spacing-1);
  }

  .category-icon-large {
    width: 60px;
    height: 60px;
    font-size: 30px;
  }

  .category-title {
    font-size: var(--font-size-xl);
  }

  .category-section .scenario-card,
  .simulations-grid .scenario-card {
    flex: 0 0 280px; /* Smaller cards on mobile */
    min-height: 260px;
  }

  .scenario-card {
    min-height: 250px;
  }
}

/* Ensure scenario cards don't cause overflow on mobile */
@media (max-width: 768px) {
  .category-section .scenario-card,
  .simulations-grid .scenario-card {
    max-width: 280px; /* Ensure cards don't exceed reasonable width */
    min-width: 250px; /* Prevent cards from becoming too narrow */
  }
}

@media (max-width: 480px) {
  .category-section .scenario-card,
  .simulations-grid .scenario-card {
    max-width: 240px;
    min-width: 220px;
  }
}

/* Mobile-specific scenarios grid fixes */
@media (max-width: 768px) {
  /* Remove overly restrictive containment from sections */
  .simulations-section {
    overflow-x: hidden; /* Only prevent horizontal overflow */
    /* Remove contain: strict - it was hiding content */
  }

  .simulations-grid {
    overflow-x: hidden; /* Only prevent horizontal overflow */
    /* Remove contain: strict - it was hiding content */
    padding: 0 var(--spacing-3); /* Reduce padding on mobile */
  }

  .category-section {
    overflow-x: hidden; /* Only prevent horizontal overflow, allow vertical */
    /* Remove contain: strict - it was hiding content */
  }

  .scenarios-grid {
    padding: var(--spacing-6) var(--spacing-4) var(--spacing-8) var(--spacing-4);
    scroll-padding-left: var(--spacing-4);
    /* Simplified width - let flexbox handle the sizing */
    width: 100%;
    max-width: none;
    margin: 0;
    box-sizing: border-box;
    /* Simplified overflow and containment */
    overflow-x: auto;
    overflow-y: hidden;
    /* Allow natural touch scrolling */
    -webkit-overflow-scrolling: touch;
    /* Allow all touch actions for better mobile scrolling */
    touch-action: auto;
  }
}

@media (max-width: 480px) {
  .simulations-grid {
    padding: 0 var(--spacing-2); /* Further reduce padding */
  }

  .scenarios-grid {
    padding: var(--spacing-4) var(--spacing-3) var(--spacing-6) var(--spacing-3);
    scroll-padding-left: var(--spacing-3);
    gap: var(--spacing-4);
    /* Simplified width - let flexbox handle the sizing */
    width: 100%;
    max-width: none;
    margin: 0;
    box-sizing: border-box;
    /* Simplified overflow and containment */
    overflow-x: auto;
    overflow-y: hidden;
    /* Allow natural touch scrolling */
    -webkit-overflow-scrolling: touch;
    /* Allow all touch actions for better mobile scrolling */
    touch-action: auto;
  }
}

/* Desktop responsive adjustments for scenarios grid */
@media (min-width: 1200px) {
  .scenarios-grid {
    padding: var(--spacing-8) var(--spacing-12);
  }

  .category-section .scenario-card,
  .simulations-grid .scenario-card {
    flex: 0 0 380px; /* Larger cards on large screens */
    min-height: 300px;
  }
}

@media (min-width: 1400px) {
  .category-section .scenario-card,
  .simulations-grid .scenario-card {
    flex: 0 0 400px; /* Even larger cards on extra large screens */
  }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
  .scenario-card,
  .scenario-start-btn,
  .scenario-start-btn svg,
  .category-section {
    transition: none;
  }

  .scenario-card:hover {
    transform: none;
  }

  .scenario-start-btn:hover {
    transform: none;
  }

  .scenario-start-btn:hover svg {
    transform: none;
  }

  .category-section-highlighted,
  .scenario-card-highlighted {
    animation: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .scenario-card,
  .category-section {
    border-width: 2px;
  }

  .scenario-difficulty,
  .category-difficulty {
    border: 1px solid currentColor;
  }
}

/* Print styles */
@media print {
  .scenario-card,
  .category-section {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .scenario-start-btn {
    display: none;
  }

  .category-progress-ring {
    display: none;
  }
}

/* Progress Ring Badge Alert Animation */
.category-progress-ring.badge-alert {
  animation: badge-pulse 2s ease-in-out infinite;
}

.category-progress-ring.badge-alert::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  border: 2px solid currentColor;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: badge-pulse-ring 2s ease-in-out infinite;
  pointer-events: none;
  opacity: 0.6;
}

@keyframes badge-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes badge-pulse-ring {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.6;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.3;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.4);
    opacity: 0;
  }
}