/* Import Google Fonts - Outfit for clean headings, Inter for body copy */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Design Tokens & Variables */
:root {
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Premium Light Theme Color Palette */
  --bg-main: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.95);
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-focus: rgba(99, 102, 241, 0.4);
  
  --primary-gradient: linear-gradient(135deg, #4f46e5, #0891b2);
  --accent-blue: #2563eb;
  --accent-cyan: #0891b2;
  --accent-indigo: #4f46e5;
  --accent-purple: #9333ea;
  --accent-pink: #db2777;
  
  /* Status Colors */
  --color-success: #059669;
  --color-danger: #dc2626;
  --color-warning: #d97706;
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;

  /* Specialty Colors */
  --color-clinica: #0891b2;
  --color-cirurgia: #ea580c;
  --color-pediatria: #9333ea;
  --color-go: #db2777;
  --color-preventiva: #059669;

  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-neon-cyan: 0 0 15px rgba(8, 145, 178, 0.15);
  --shadow-neon-purple: 0 0 15px rgba(147, 51, 234, 0.15);
  --shadow-neon-indigo: 0 0 15px rgba(79, 70, 229, 0.15);
  --shadow-card: 0 10px 30px -10px rgba(15, 23, 42, 0.08);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-main);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(79, 70, 229, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(8, 145, 178, 0.04) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.1);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(15, 23, 42, 0.2);
}

/* Layout */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar Navigation */
.sidebar {
  width: 280px;
  background: rgba(255, 255, 255, 0.85);
  border-right: 1px solid var(--border-subtle);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(20px);
  position: fixed;
  height: 100vh;
  z-index: 100;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--primary-gradient);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  font-family: var(--font-title);
  color: #ffffff;
  box-shadow: var(--shadow-neon-indigo);
}

.brand-title h1 {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, var(--color-text-primary), var(--color-text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-title span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  display: block;
}

.nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 1rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  border-radius: 10px;
  transition: var(--transition-smooth);
  cursor: pointer;
  border: 1px solid transparent;
}

.nav-item i {
  font-size: 1.15rem;
  width: 20px;
  text-align: center;
}

.nav-item:hover, .nav-item.active {
  color: var(--color-text-primary);
  background: rgba(15, 23, 42, 0.02);
  border: 1px solid var(--border-subtle);
}

.nav-item.active {
  background: rgba(79, 70, 229, 0.08);
  border: 1px solid rgba(79, 70, 229, 0.2);
  box-shadow: none;
  color: var(--accent-indigo);
}

.nav-item.active i {
  color: var(--accent-indigo);
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.streak-counter {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.2);
  padding: 0.75rem 1rem;
  border-radius: 10px;
  color: #c2410c;
}

.streak-counter i {
  font-size: 1.25rem;
  animation: pulse-fire 2s infinite alternate;
}

/* Main Content Area */
.main-content {
  margin-left: 280px;
  flex: 1;
  padding: 2.5rem 3rem;
  min-height: 100vh;
}

.content-section {
  display: none;
  animation: fadeIn 0.4s ease-out;
}

.content-section.active {
  display: block;
}

/* Header Section */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
}

.section-title h2 {
  font-family: var(--font-title);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.section-title p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* Glassmorphism Card Style */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.12);
}

/* Countdown Card */
.countdown-banner {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
  border: 1px solid rgba(99, 102, 241, 0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2rem;
  border-radius: 20px;
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
  color: #ffffff;
}

.countdown-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
  z-index: 1;
  pointer-events: none;
}

.countdown-info {
  position: relative;
  z-index: 2;
}

.countdown-info h3 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
  color: #ffffff;
}

.countdown-digits {
  display: flex;
  gap: 1rem;
  position: relative;
  z-index: 2;
}

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  min-width: 70px;
  padding: 0.75rem 0.5rem;
  backdrop-filter: blur(10px);
}

.countdown-val {
  font-family: var(--font-title);
  font-size: 1.75rem;
  font-weight: 800;
  color: #22d3ee;
}

.countdown-lbl {
  font-size: 0.7rem;
  color: #94a3b8;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}

/* Dashboard Grid Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.widget-large {
  grid-column: span 2;
}

.widget-small {
  grid-column: span 1;
}

/* Progress Rings */
.progress-ring-container {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto 1.5rem;
}

.progress-ring {
  transform: rotate(-90deg);
}

.progress-ring-circle-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.04);
  stroke-width: 8;
}

.progress-ring-circle {
  fill: none;
  stroke: var(--accent-indigo);
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.6s ease;
}

.progress-text {
  position: absolute;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.progress-text span {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
}

/* Specialty Progress List */
.specialty-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.specialty-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.specialty-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
}

.specialty-name {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.specialty-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.specialty-dot.clinica { background-color: var(--color-clinica); }
.specialty-dot.cirurgia { background-color: var(--color-cirurgia); }
.specialty-dot.pediatria { background-color: var(--color-pediatria); }
.specialty-dot.go { background-color: var(--color-go); }
.specialty-dot.preventiva { background-color: var(--color-preventiva); }

.specialty-val {
  color: var(--color-text-secondary);
}

.progress-bar-bg {
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: 3px;
  width: 0%;
  transition: width 0.8s ease;
}

.progress-bar.clinica { background: var(--color-clinica); }
.progress-bar.cirurgia { background: var(--color-cirurgia); }
.progress-bar.pediatria { background: var(--color-pediatria); }
.progress-bar.go { background: var(--color-go); }
.progress-bar.preventiva { background: var(--color-preventiva); }

/* Quick actions cards */
.quick-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.stat-mini-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  background: rgba(255, 255, 255, 0.04);
}

.stat-details h4 {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
}

.stat-details p {
  font-family: var(--font-title);
  font-size: 1.35rem;
  font-weight: 700;
}

/* Simulator Section */
.simulado-setup {
  max-width: 600px;
  margin: 2rem auto;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-control {
  width: 100%;
  background: #ffffff;
  border: 1px solid rgba(15, 23, 42, 0.15);
  padding: 0.85rem 1rem;
  border-radius: 10px;
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-control:focus {
  border-color: var(--accent-indigo);
  box-shadow: 0 0 10px rgba(79, 70, 229, 0.1);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-title);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-neon-indigo);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: rgba(15, 23, 42, 0.03);
  border: 1px solid var(--border-subtle);
  color: var(--color-text-primary);
}

.btn-secondary:hover {
  background: rgba(15, 23, 42, 0.06);
  border-color: rgba(15, 23, 42, 0.15);
}

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

.btn-success:hover {
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.3);
}

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

/* Simulator Active Layout */
.simulator-active-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 2rem;
}

.question-card {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.question-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
}

.question-tag {
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
}

.question-tag.clinica { background: rgba(6, 182, 212, 0.15); color: var(--color-clinica); border: 1px solid rgba(6, 182, 212, 0.25); }
.question-tag.cirurgia { background: rgba(249, 115, 24, 0.15); color: var(--color-cirurgia); border: 1px solid rgba(249, 115, 24, 0.25); }
.question-tag.pediatria { background: rgba(168, 85, 247, 0.15); color: var(--color-pediatria); border: 1px solid rgba(168, 85, 247, 0.25); }
.question-tag.go { background: rgba(236, 72, 153, 0.15); color: var(--color-go); border: 1px solid rgba(236, 72, 153, 0.25); }
.question-tag.preventiva { background: rgba(16, 185, 129, 0.15); color: var(--color-preventiva); border: 1px solid rgba(16, 185, 129, 0.25); }

.question-number {
  font-weight: 600;
  color: var(--color-text-secondary);
}

.question-body {
  font-size: 1.1rem;
  line-height: 1.7;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.option-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
}

.option-badge {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-title);
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.option-item.selected {
  border-color: var(--accent-indigo);
  background: rgba(99, 102, 241, 0.08);
}

.option-item.selected .option-badge {
  background: var(--accent-indigo);
  border-color: var(--accent-indigo);
  color: #ffffff;
}

/* Feedback correct/incorrect */
.option-item.correct {
  border-color: var(--color-success) !important;
  background: rgba(16, 185, 129, 0.1) !important;
}

.option-item.correct .option-badge {
  background: var(--color-success) !important;
  border-color: var(--color-success) !important;
  color: #ffffff;
}

.option-item.incorrect {
  border-color: var(--color-danger) !important;
  background: rgba(239, 68, 68, 0.1) !important;
}

.option-item.incorrect .option-badge {
  background: var(--color-danger) !important;
  border-color: var(--color-danger) !important;
  color: #ffffff;
}

.explanation-box {
  margin-top: 1.5rem;
  padding: 1.5rem;
  background: rgba(99, 102, 241, 0.06);
  border-left: 4px solid var(--accent-indigo);
  border-radius: 0 12px 12px 0;
  animation: slideDown 0.3s ease-out;
}

.explanation-box h4 {
  font-family: var(--font-title);
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  color: var(--accent-indigo);
}

.explanation-box p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.question-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
}

/* Sidebar stats inside active simulator */
.simulator-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.timer-box {
  text-align: center;
}

.timer-display {
  font-family: var(--font-title);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent-cyan);
  text-shadow: var(--shadow-neon-cyan);
  margin-top: 0.5rem;
}

.question-nav-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.q-nav-dot {
  aspect-ratio: 1;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.q-nav-dot:hover {
  background: rgba(255, 255, 255, 0.08);
}

.q-nav-dot.answered {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--accent-indigo);
}

.q-nav-dot.current {
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-neon-cyan);
  background: rgba(6, 182, 212, 0.1);
}

/* Simulator Results */
.simulado-results {
  text-align: center;
  max-width: 600px;
  margin: 2rem auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.score-badge {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(6, 182, 212, 0.2) 100%);
  border: 2px solid var(--color-success);
  box-shadow: 0 0 25px rgba(16, 185, 129, 0.2);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.score-num {
  font-family: var(--font-title);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-success);
}

.score-lbl {
  font-size: 0.8rem;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 600;
}

.results-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

/* Flashcards View */
.flashcards-layout {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-bottom: 100px;
}

.flashcard-selector {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.category-tab {
  padding: 0.5rem 1.25rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.02);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.category-tab:hover, .category-tab.active {
  color: var(--color-text-primary);
  background: rgba(15, 23, 42, 0.04);
  border-color: rgba(15, 23, 42, 0.15);
}

.category-tab.active.clinica { border-color: var(--color-clinica); background: rgba(8, 145, 178, 0.08); color: var(--color-clinica); }
.category-tab.active.cirurgia { border-color: var(--color-cirurgia); background: rgba(234, 88, 12, 0.08); color: var(--color-cirurgia); }
.category-tab.active.pediatria { border-color: var(--color-pediatria); background: rgba(147, 51, 234, 0.08); color: var(--color-pediatria); }
.category-tab.active.go { border-color: var(--color-go); background: rgba(219, 39, 119, 0.08); color: var(--color-go); }
.category-tab.active.preventiva { border-color: var(--color-preventiva); background: rgba(5, 150, 101, 0.08); color: var(--color-preventiva); }

/* Card Flip Container */
.card-perspective {
  perspective: 1200px;
  width: 100%;
  height: 380px;
  cursor: pointer;
}

.flashcard {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.card-perspective.flipped .flashcard {
  transform: rotateY(180deg);
}

.card-face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-subtle);
}

.card-face.front {
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  background-image: 
    radial-gradient(circle at top right, rgba(79, 70, 229, 0.08), transparent 60%),
    radial-gradient(circle at bottom left, rgba(8, 145, 178, 0.06), transparent 60%);
}

.card-face.back {
  background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
  background-image: radial-gradient(circle at center, rgba(5, 150, 105, 0.08), transparent 75%);
  transform: rotateY(180deg);
  border-color: rgba(5, 150, 105, 0.25);
}

.card-meta {
  position: absolute;
  top: 1.5rem;
  left: 2rem;
  right: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-question {
  font-family: var(--font-title);
  font-size: 1.45rem;
  font-weight: 600;
  text-align: center;
  line-height: 1.5;
  margin-top: 1rem;
}

.card-answer {
  font-size: 1.15rem;
  text-align: center;
  line-height: 1.6;
  color: var(--color-text-primary);
  white-space: pre-line;
}

.card-flip-prompt {
  position: absolute;
  bottom: 1.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Flashcard rating buttons */
.flashcard-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1rem;
}

.rating-buttons {
  display: flex;
  gap: 0.75rem;
}

.btn-rating {
  padding: 0.65rem 1.25rem;
  font-size: 0.9rem;
  border-radius: 8px;
  font-weight: 600;
}

.btn-rating.easy { background: rgba(16, 185, 129, 0.12); color: var(--color-success); border: 1px solid rgba(16, 185, 129, 0.3); }
.btn-rating.easy:hover { background: var(--color-success); color: #ffffff; }

.btn-rating.good { background: rgba(59, 130, 246, 0.12); color: var(--accent-blue); border: 1px solid rgba(59, 130, 246, 0.3); }
.btn-rating.good:hover { background: var(--accent-blue); color: #ffffff; }

.btn-rating.hard { background: rgba(245, 158, 11, 0.12); color: var(--color-warning); border: 1px solid rgba(245, 158, 11, 0.3); }
.btn-rating.hard:hover { background: var(--color-warning); color: #ffffff; }

.btn-rating.repeat { background: rgba(239, 68, 68, 0.12); color: var(--color-danger); border: 1px solid rgba(239, 68, 68, 0.3); }
.btn-rating.repeat:hover { background: var(--color-danger); color: #ffffff; }

/* Study Guide View */
.study-guide-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
}

.guide-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.guide-menu-item {
  padding: 0.85rem 1.25rem;
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  text-align: left;
  color: var(--color-text-secondary);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.guide-menu-item:hover, .guide-menu-item.active {
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-text-primary);
  border-color: rgba(255, 255, 255, 0.15);
}

.guide-menu-item.active {
  border-left: 3px solid var(--accent-indigo);
  border-radius: 0 12px 12px 0;
  background: rgba(99, 102, 241, 0.05);
}

.guide-content-box {
  animation: fadeIn 0.4s ease-out;
}

.guide-content-rich h3 {
  font-family: var(--font-title);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 0.75rem;
}

.guide-content-rich h4 {
  font-family: var(--font-title);
  font-size: 1.15rem;
  color: var(--accent-indigo);
  margin: 1.5rem 0 0.5rem;
}

.guide-content-rich p {
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.guide-content-rich ul {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
  color: var(--color-text-secondary);
}

.guide-content-rich li {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

/* High yield table style */
.guide-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.guide-table th, .guide-table td {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-subtle);
  text-align: left;
}

.guide-table th {
  background: rgba(255, 255, 255, 0.03);
  font-weight: 600;
  font-family: var(--font-title);
  color: var(--color-text-primary);
}

.guide-table tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.01);
}

/* Clinical Cases Section */
.case-selector-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.case-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.case-badge-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.case-difficulty {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: 12px;
}

.case-difficulty.facil { background: rgba(16, 185, 129, 0.12); color: var(--color-success); }
.case-difficulty.media { background: rgba(245, 158, 11, 0.12); color: var(--color-warning); }
.case-difficulty.dificil { background: rgba(239, 68, 68, 0.12); color: var(--color-danger); }

.case-card h3 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  font-weight: 700;
}

.case-card p {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Active Clinical Case Play */
.case-player-box {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.case-patient-file {
  background: rgba(99, 102, 241, 0.06);
  border-left: 4px solid var(--accent-indigo);
  padding: 1.5rem;
  border-radius: 0 12px 12px 0;
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-text-secondary);
}

.case-question-block {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.case-question-block h4 {
  font-family: var(--font-title);
  font-size: 1.25rem;
  color: var(--accent-indigo);
}

.case-option-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.case-option-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.15);
}

.case-option-item.correct {
  border-color: var(--color-success) !important;
  background: rgba(16, 185, 129, 0.1) !important;
}

.case-option-item.incorrect {
  border-color: var(--color-danger) !important;
  background: rgba(239, 68, 68, 0.1) !important;
}

.case-option-badge {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-family: var(--font-title);
  flex-shrink: 0;
}

.case-option-item.correct .case-option-badge {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #ffffff;
}

.case-option-item.incorrect .case-option-badge {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: #ffffff;
}

.case-feedback-box {
  padding: 1.25rem;
  border-radius: 12px;
  font-size: 0.95rem;
  animation: fadeIn 0.3s ease-out;
}

.case-feedback-box.correct {
  background: rgba(16, 185, 129, 0.06);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--color-success);
  font-weight: 500;
}

.case-feedback-box.incorrect {
  background: rgba(239, 68, 68, 0.06);
  border: 1px solid rgba(239, 68, 68, 0.2);
  color: var(--color-danger);
  font-weight: 500;
}

.case-progress-indicator {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  justify-content: center;
}

.case-progress-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
}

.case-progress-dot.active {
  background: var(--accent-indigo);
  box-shadow: var(--shadow-neon-indigo);
}

.case-progress-dot.completed {
  background: var(--color-success);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

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

@keyframes pulse-fire {
  from { transform: scale(1); filter: drop-shadow(0 0 2px rgba(249, 115, 22, 0.4)); }
  to { transform: scale(1.1); filter: drop-shadow(0 0 8px rgba(249, 115, 22, 0.8)); }
}

/* Mobile Header Default (Hidden on Desktop/Tablet) */
.mobile-header {
  display: none;
}

/* Media Queries for Responsiveness */
@media (max-width: 1200px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .widget-large, .widget-small {
    grid-column: span 1;
  }
}

@media (max-width: 992px) {
  .app-container {
    flex-direction: column;
  }
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    padding: 1.5rem;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
  .sidebar-footer {
    display: none;
  }
  .main-content {
    margin-left: 0;
    padding: 2rem 1.5rem;
  }
  .brand-section {
    margin-bottom: 1.5rem;
  }
  .nav-links {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }
  .nav-item {
    white-space: nowrap;
  }
  .simulator-active-layout {
    grid-template-columns: 1fr;
  }
  .study-guide-grid {
    grid-template-columns: 1fr;
  }
  .case-selector-grid {
    grid-template-columns: 1fr;
  }
}

/* Premium Mobile Viewports (< 768px) */
@media (max-width: 767px) {
  /* Mobile Header Style */
  .mobile-header {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: rgba(255, 255, 255, 0.9) !important;
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0 1.25rem;
    align-items: center;
    justify-content: space-between;
    z-index: 1000;
  }

  .mobile-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .brand-icon-mini {
    width: 28px;
    height: 28px;
    background: var(--primary-gradient);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.95rem;
    font-family: var(--font-title);
    color: #ffffff;
    box-shadow: var(--shadow-neon-indigo);
  }

  .brand-title-text {
    font-family: var(--font-title);
    font-size: 1.15rem;
    font-weight: 700;
    background: linear-gradient(to right, var(--color-text-primary), var(--color-text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
  }

  .mobile-streak {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    background: rgba(249, 115, 22, 0.08) !important;
    border: 1px solid rgba(249, 115, 22, 0.2) !important;
    padding: 0.35rem 0.65rem;
    border-radius: 20px;
    color: #c2410c !important;
    font-size: 0.8rem;
  }

  .mobile-streak i {
    font-size: 0.9rem;
    animation: pulse-fire 2s infinite alternate;
  }

  /* Fixed Bottom Tab Bar Navigation */
  .sidebar {
    width: 100% !important;
    height: 68px !important;
    position: fixed !important;
    bottom: 0 !important;
    top: auto !important;
    left: 0 !important;
    right: 0 !important;
    padding: 0 !important;
    border-right: none !important;
    border-top: 1px solid var(--border-subtle) !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(25px) !important;
    z-index: 1000 !important;
    box-shadow: 0 -5px 20px rgba(15, 23, 42, 0.06) !important;
  }

  .brand-section, 
  .sidebar-footer {
    display: none !important;
  }

  .sidebar nav {
    width: 100% !important;
    height: 100% !important;
  }

  .nav-links {
    flex-direction: row !important;
    justify-content: space-around !important;
    align-items: center !important;
    height: 100% !important;
    gap: 0 !important;
    overflow-x: visible !important;
    padding-bottom: 0 !important;
  }

  .nav-links li {
    flex: 1 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    height: 100% !important;
    list-style: none !important;
  }

  #nav-wa-icon {
    display: none !important;
  }

  .nav-item {
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 3px !important;
    padding: 8px 0 !important;
    font-size: 0.625rem !important;
    border-radius: 0 !important;
    background: none !important;
    border: none !important;
    border-top: 3px solid transparent !important;
    color: var(--color-text-secondary) !important;
    height: 100% !important;
    width: 100% !important;
    text-align: center !important;
    white-space: normal !important;
  }

  #nav-wa span {
    font-size: 0.58rem !important;
    line-height: 1.15 !important;
    text-align: center !important;
    padding: 0 4px !important;
  }

  .nav-item i {
    font-size: 1.15rem !important;
    width: auto !important;
    margin-bottom: 1px;
  }

  .nav-item.active {
    color: var(--accent-indigo) !important;
    border-top-color: var(--accent-indigo) !important;
    background: rgba(79, 70, 229, 0.06) !important;
    box-shadow: none !important;
  }

  /* Main Content Layout Adjustments */
  .main-content {
    margin-left: 0 !important;
    padding: calc(60px + 1.25rem) 1rem 85px 1rem !important;
  }

  /* Typography & Headers on Mobile */
  .section-header {
    margin-bottom: 1.5rem !important;
    flex-direction: column !important;
    align-items: flex-start !important;
    gap: 0.75rem !important;
  }

  .section-title h2 {
    font-size: 1.5rem !important;
  }

  .section-title p {
    font-size: 0.85rem !important;
  }

  .countdown-banner {
    flex-direction: column !important;
    gap: 1rem !important;
    padding: 1.25rem !important;
    align-items: flex-start !important;
    border-radius: 14px !important;
  }

  .countdown-info h3 {
    font-size: 1.25rem !important;
  }

  .countdown-digits {
    width: 100% !important;
    gap: 0.5rem !important;
  }

  .countdown-item {
    min-width: unset !important;
    flex: 1 !important;
    padding: 0.5rem 0.25rem !important;
    border-radius: 8px !important;
  }

  .countdown-val {
    font-size: 1.35rem !important;
  }

  /* Layout Widgets & Cards */
  .glass-card {
    padding: 1.25rem !important;
    border-radius: 14px !important;
  }

  .quick-stats-grid {
    grid-template-columns: 1fr !important;
    gap: 0.65rem !important;
  }

  .stat-mini-card {
    padding: 0.75rem 1rem !important;
  }

  /* Active Simulator View Mobile */
  .simulator-active-layout {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
  }

  .question-card {
    gap: 1rem !important;
  }

  .question-body {
    font-size: 0.95rem !important;
    line-height: 1.6 !important;
  }

  .option-item {
    padding: 0.85rem 1rem !important;
    gap: 0.75rem !important;
  }

  .option-badge {
    width: 24px !important;
    height: 24px !important;
    font-size: 0.85rem !important;
  }

  .option-text {
    font-size: 0.9rem !important;
  }

  .question-footer {
    flex-wrap: wrap !important;
    gap: 0.75rem !important;
  }

  .question-footer .btn {
    flex: 1 1 45% !important;
    font-size: 0.9rem !important;
    padding: 0.75rem 1rem !important;
  }

  .simulator-sidebar {
    gap: 1.25rem !important;
  }

  .timer-display {
    font-size: 1.75rem !important;
  }

  .q-nav-dot {
    border-radius: 6px !important;
    font-size: 0.75rem !important;
  }

  /* Study Guides - Scrollable Chips */
  .study-guide-grid {
    grid-template-columns: 1fr !important;
    gap: 1.25rem !important;
  }

  .guide-menu {
    flex-direction: row !important;
    overflow-x: auto !important;
    gap: 0.5rem !important;
    padding-bottom: 0.5rem !important;
    -webkit-overflow-scrolling: touch;
    width: 100% !important;
  }

  .guide-menu::-webkit-scrollbar {
    height: 4px;
  }

  .guide-menu-item {
    white-space: nowrap !important;
    padding: 0.5rem 1rem !important;
    border-radius: 20px !important;
    font-size: 0.8rem !important;
    border: 1px solid var(--border-subtle) !important;
    background: rgba(255, 255, 255, 0.02) !important;
    flex-shrink: 0 !important;
  }

  .guide-menu-item.active {
    border: 1px solid rgba(99, 102, 241, 0.4) !important;
    border-radius: 20px !important;
    background: rgba(99, 102, 241, 0.15) !important;
    color: #a5b4fc !important;
  }

  .guide-content-rich h3 {
    font-size: 1.3rem !important;
  }

  .guide-content-rich h4 {
    font-size: 1.05rem !important;
  }

  .guide-content-rich p, 
  .guide-content-rich li {
    font-size: 0.9rem !important;
  }

  /* Flashcards Mobile View */
  .flashcards-layout {
    gap: 1.25rem !important;
  }

  .card-perspective {
    height: 310px !important;
  }

  .card-face {
    padding: 1.5rem !important;
    border-radius: 14px !important;
  }

  .card-question {
    font-size: 1.15rem !important;
    line-height: 1.45 !important;
  }

  .card-answer {
    font-size: 0.95rem !important;
    line-height: 1.5 !important;
  }

  .flashcard-actions {
    flex-direction: column !important;
    gap: 0.75rem !important;
    align-items: center !important;
  }

  .rating-buttons {
    width: 100% !important;
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.5rem !important;
  }

  .btn-rating {
    padding: 0.75rem 0.5rem !important;
    font-size: 0.85rem !important;
    width: 100% !important;
    text-align: center !important;
  }

  /* Clinical Cases Mobile View */
  .case-selector-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .case-player-box {
    gap: 1.25rem !important;
  }

  .case-patient-file {
    padding: 1rem !important;
    font-size: 0.95rem !important;
  }

  .case-question-block h4 {
    font-size: 1.15rem !important;
  }

  .case-option-item {
    padding: 0.85rem 1rem !important;
    gap: 0.75rem !important;
  }

  .case-option-badge {
    width: 24px !important;
    height: 24px !important;
  }

  .case-option-text {
    font-size: 0.9rem !important;
  }

  .case-feedback-box {
    padding: 1rem !important;
    font-size: 0.85rem !important;
  }
}

/* Voice study pulse animation */
.pulse-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-danger);
  animation: pulse-red-dot 1.5s infinite;
  display: inline-block;
}

@keyframes pulse-red-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(220, 38, 38, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(220, 38, 38, 0); }
}

/* Custom Guides List and Badge Styles */
.guide-menu-item-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
}

.guide-menu-item-wrapper .guide-menu-item {
  flex: 1;
}

.btn-delete-guide {
  background: none;
  border: none;
  color: var(--color-danger);
  cursor: pointer;
  padding: 0.75rem;
  font-size: 1rem;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  border: 1px solid transparent;
}

.btn-delete-guide:hover {
  background: rgba(220, 38, 38, 0.08);
  border-color: rgba(220, 38, 38, 0.2);
  color: #ef4444;
}

.custom-guide-badge {
  background: rgba(99, 102, 241, 0.08);
  color: var(--accent-indigo);
  border: 1px solid rgba(99, 102, 241, 0.15);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.15rem 0.40rem;
  border-radius: 20px;
  margin-left: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.add-guide-btn {
  border-style: dashed !important;
  border-color: var(--accent-indigo) !important;
  color: var(--accent-indigo) !important;
  background: rgba(99, 102, 241, 0.02) !important;
  text-align: center !important;
  justify-content: center;
  display: flex;
  align-items: center;
  font-weight: 600 !important;
}

.add-guide-btn:hover {
  background: rgba(99, 102, 241, 0.08) !important;
}

/* Custom Input Styles and form modifications */
.custom-guide-form textarea, 
#create-fc-panel textarea {
  font-family: var(--font-body);
}

.custom-guide-form,
#create-fc-panel {
  animation: fadeIn 0.4s ease-out;
  border-color: rgba(99, 102, 241, 0.25);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.05);
}

/* Dark color override corrections for Light Theme */
.case-patient-file strong {
  color: var(--color-text-primary);
}

.explanation-box strong {
  color: var(--color-text-primary);
}

/* Toggle Switch Styles for WhatsApp page */
#whatsapp input:checked + .slider-round {
  background-color: #25d366 !important;
}
.slider-round {
  transition: var(--transition-smooth);
}
.slider-round::before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: var(--transition-smooth);
  border-radius: 50%;
}
#whatsapp input:checked + .slider-round::before {
  transform: translateX(24px);
}