/* ==========================================================================
   AI FOR STUDENT — WORKSHOP PRESENTATION STYLESHEET
   Design Theme: Modern Futuristic Glassmorphism, Youthful & High Energy
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-primary: #090d16;
  --bg-surface: rgba(18, 24, 43, 0.75);
  --bg-surface-elevated: rgba(28, 38, 68, 0.85);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-border-glow: rgba(139, 92, 246, 0.4);
  
  --accent-cyan: #06b6d4;
  --accent-violet: #8b5cf6;
  --accent-purple: #a855f7;
  --accent-emerald: #10b981;
  --accent-coral: #f43f5e;
  --accent-amber: #f59e0b;
  --accent-blue: #3b82f6;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Gradients */
  --grad-main: linear-gradient(135deg, #06b6d4 0%, #8b5cf6 50%, #ec4899 100%);
  --grad-emerald: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
  --grad-coral: linear-gradient(135deg, #f43f5e 0%, #f59e0b 100%);
  --grad-card: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  
  /* Shadows & Glows */
  --glow-cyan: 0 0 25px rgba(6, 182, 212, 0.35);
  --glow-violet: 0 0 30px rgba(139, 92, 246, 0.35);
  --glow-coral: 0 0 30px rgba(244, 63, 94, 0.35);
  --glow-emerald: 0 0 30px rgba(16, 185, 129, 0.35);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout Standard 16:9 (1920x1080 Native Reference Canvas) */
  --slide-width: 1920px;
  --slide-height: 1080px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background-color: var(--bg-primary);
  font-family: var(--font-sans);
  color: var(--text-primary);
  user-select: none;
}

/* Ambient Animated Glow Backdrops */
.ambient-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
  animation: floatAmbient 18s ease-in-out infinite alternate;
}

.glow-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, #8b5cf6, transparent 70%);
  top: -100px;
  left: -100px;
}

.glow-2 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  bottom: -150px;
  right: -100px;
  animation-delay: -6s;
}

.glow-3 {
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #ec4899, transparent 70%);
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.25;
  animation-delay: -12s;
}

@keyframes floatAmbient {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(40px, -30px) scale(1.1); }
  100% { transform: translate(-30px, 40px) scale(0.95); }
}

/* Presentation Viewport & Fixed 16:9 Scaler */
#presentation-viewport {
  position: relative;
  width: 100vw;
  height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  z-index: 1;
}

#presentation-scaler {
  width: var(--slide-width);
  height: var(--slide-height);
  transform-origin: center center;
  position: absolute;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.slide-deck {
  width: 100%;
  height: 100%;
  position: relative;
}

/* ==========================================================================
   SLIDE BASE STYLES & TRANSITIONS
   ========================================================================== */

.slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transform: translateY(24px) scale(0.985);
  transition: opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.45s cubic-bezier(0.16, 1, 0.3, 1),
              visibility 0.45s;
  padding: 60px 80px 40px 80px;
  display: flex;
  flex-direction: column;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  z-index: 2;
}

.slide-content {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Typography & Headings */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.gradient-text {
  background: var(--grad-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.slide-header {
  margin-bottom: 24px;
}

.slide-title {
  font-size: 46px;
  color: var(--text-primary);
  margin-top: 8px;
  line-height: 1.2;
}

.slide-subtitle {
  font-size: 24px;
  color: var(--text-secondary);
  margin-top: 10px;
  font-weight: 400;
  max-width: 1400px;
}

/* Badges & Tags */
.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.4);
  border-radius: 999px;
  font-size: 16px;
  font-weight: 700;
  color: #c4b5fd;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.2);
}

.badge-tag.tag-amber {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.4);
  color: #fcd34d;
}

.badge-tag.tag-coral {
  background: rgba(244, 63, 94, 0.15);
  border-color: rgba(244, 63, 94, 0.4);
  color: #fda4af;
}

.badge-tag.tag-emerald {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.4);
  color: #6ee7b7;
}

.pulse {
  animation: badgePulse 2s infinite ease-in-out;
}

@keyframes badgePulse {
  0%, 100% { box-shadow: 0 0 15px rgba(139, 92, 246, 0.3); }
  50% { box-shadow: 0 0 28px rgba(139, 92, 246, 0.7); }
}

/* Frosted Glass Cards */
.glass-card {
  background: var(--bg-surface);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 28px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  border-color: var(--glass-border-glow);
  transform: translateY(-4px);
  box-shadow: 0 12px 30px -10px rgba(0, 0, 0, 0.5), var(--glow-violet);
}

.glass-card.highlighted {
  border: 1px solid rgba(6, 182, 212, 0.6);
  box-shadow: 0 0 25px rgba(6, 182, 212, 0.25);
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
}

.bottom-callout {
  padding: 16px 28px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  font-size: 20px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.bottom-callout strong {
  color: var(--text-primary);
}

.bottom-callout.glow-border {
  border-color: rgba(6, 182, 212, 0.4);
  box-shadow: inset 0 0 15px rgba(6, 182, 212, 0.1);
  color: var(--text-primary);
}

/* Grid Presets */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

/* ==========================================================================
   SLIDE-SPECIFIC CUSTOM DESIGNS
   ========================================================================== */

/* SLIDE 1: COVER */
.cover-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 40px;
}

.hero-title {
  font-size: 84px;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin: 16px 0 12px 0;
  line-height: 1;
}

.hero-subtitle {
  font-size: 32px;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 28px;
}

.cover-meta-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.meta-pill {
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.cover-key-concept {
  padding: 20px 28px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(6, 182, 212, 0.15));
  border: 1px solid rgba(139, 92, 246, 0.35);
  border-radius: 20px;
  font-size: 22px;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Cover Hologram Orb */
.cover-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hologram-card {
  position: relative;
  width: 440px;
  height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit-center {
  position: relative;
  width: 360px;
  height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-student {
  width: 140px;
  height: 140px;
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  border: 3px solid var(--accent-cyan);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 35px rgba(6, 182, 212, 0.6);
  z-index: 5;
}

.student-emoji {
  font-size: 54px;
}

.laptop-icon {
  font-size: 20px;
  margin-top: -6px;
}

.orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px dashed rgba(139, 92, 246, 0.4);
  pointer-events: none;
}

.ring-1 {
  width: 260px;
  height: 260px;
  animation: rotateRing 20s linear infinite;
}

.ring-2 {
  width: 360px;
  height: 360px;
  border-color: rgba(6, 182, 212, 0.35);
  animation: rotateRingRev 26s linear infinite;
}

@keyframes rotateRing {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes rotateRingRev {
  from { transform: rotate(360deg); }
  to { transform: rotate(0deg); }
}

.orbiting-node {
  position: absolute;
  padding: 10px 16px;
  background: rgba(15, 23, 42, 0.9);
  border: 1.5px solid var(--accent-violet);
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
  font-size: 15px;
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
  z-index: 4;
}

.node-1 { top: 0; left: 20px; animation: floatNode 4s ease-in-out infinite; }
.node-2 { top: 30px; right: 0; animation: floatNode 4s ease-in-out infinite 1s; }
.node-3 { bottom: 20px; left: 10px; animation: floatNode 4s ease-in-out infinite 2s; }
.node-4 { bottom: 10px; right: 20px; animation: floatNode 4s ease-in-out infinite 3s; }

@keyframes floatNode {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* SLIDE 2: BIG QUESTION CARDS */
.question-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 36px 30px;
}

.question-card h3 {
  font-size: 26px;
  color: var(--text-primary);
}

.question-card p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.card-icon-bubble {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}

.card-icon-bubble.coral { background: rgba(244, 63, 94, 0.15); border: 1px solid rgba(244, 63, 94, 0.4); }
.card-icon-bubble.amber { background: rgba(245, 158, 11, 0.15); border: 1px solid rgba(245, 158, 11, 0.4); }
.card-icon-bubble.emerald { background: rgba(16, 185, 129, 0.15); border: 1px solid rgba(16, 185, 129, 0.4); }

.card-status-tag {
  margin-top: auto;
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
}

.tag-coral { background: rgba(244, 63, 94, 0.2); color: #fda4af; }
.tag-amber { background: rgba(245, 158, 11, 0.2); color: #fcd34d; }
.tag-emerald { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }

/* SLIDE 3: PILLS GRID */
.pills-grid {
  gap: 20px;
}

.feature-pill {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 22px;
}

.pill-icon {
  font-size: 36px;
  flex-shrink: 0;
}

.feature-pill h4 {
  font-size: 20px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.feature-pill small {
  font-size: 15px;
  color: var(--text-secondary);
}

/* SLIDE 4: DIAGRAM FLOW */
.diagram-flow-3 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 20px 0;
}

.diagram-step {
  flex: 1;
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.step-num {
  position: absolute;
  top: 16px;
  left: 20px;
  font-size: 14px;
  font-weight: 800;
  color: var(--text-muted);
}

.step-icon {
  font-size: 52px;
  margin-bottom: 16px;
}

.diagram-step h3 {
  font-size: 28px;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.diagram-step p {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 18px;
}

.step-badge {
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.diagram-arrow {
  color: var(--accent-violet);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulseArrow 2s infinite ease-in-out;
}

@keyframes pulseArrow {
  0%, 100% { transform: translateX(0); opacity: 0.6; }
  50% { transform: translateX(6px); opacity: 1; }
}

/* SLIDE 5: REALITY CARDS */
.cards-reality {
  gap: 28px;
}

.reality-card {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.reality-card h3 {
  font-size: 26px;
}

.reality-card p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.reality-tag {
  margin-top: auto;
  align-self: flex-start;
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
}

/* SLIDE 6: SUPERPOWERS GRID */
.superpowers-grid {
  gap: 22px;
}

.power-card {
  padding: 26px;
  border-radius: 20px;
  background: var(--bg-surface-elevated);
}

.power-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.power-icon {
  font-size: 38px;
}

.power-badge {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text-muted);
  font-size: 16px;
}

.power-card h3 {
  font-size: 24px;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.power-card p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* SLIDE 7: BEFORE vs AFTER */
.compare-container {
  gap: 32px;
}

.compare-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.compare-badge {
  padding: 8px 18px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 18px;
  align-self: flex-start;
}

.badge-red { background: rgba(244, 63, 94, 0.2); color: #fda4af; border: 1px solid rgba(244, 63, 94, 0.4); }
.badge-green { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; border: 1px solid rgba(16, 185, 129, 0.4); }

.compare-timeline {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.time-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.time-step strong {
  color: var(--text-primary);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-top: 6px;
  flex-shrink: 0;
}

.dot.red { background: var(--accent-coral); box-shadow: 0 0 10px var(--accent-coral); }
.dot.green { background: var(--accent-emerald); box-shadow: 0 0 10px var(--accent-emerald); }

/* SLIDE 8: PROMPT COMPARISON */
.prompt-compare-grid {
  gap: 32px;
}

.prompt-box {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.prompt-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.prompt-box-header h4 {
  font-size: 22px;
}

.btn-copy {
  padding: 6px 14px;
  background: rgba(139, 92, 246, 0.25);
  border: 1px solid var(--accent-violet);
  border-radius: 8px;
  color: #ddd6fe;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-copy:hover {
  background: var(--accent-violet);
  color: #fff;
  box-shadow: var(--glow-violet);
}

.prompt-code-block {
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 18px;
  font-family: var(--font-mono);
  font-size: 17px;
  line-height: 1.5;
  color: #e2e8f0;
}

.prompt-code-block.large {
  font-size: 18px;
  line-height: 1.6;
}

.prompt-result-preview {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.5;
  padding-top: 8px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* SLIDE 9: 5 ELEMENTS FORMULA */
.formula-cards-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
}

.formula-pill {
  flex: 1;
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: transform 0.2s;
}

.formula-pill:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
}

.pill-head {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--accent-cyan);
  letter-spacing: 0.05em;
}

.pill-body strong {
  display: block;
  font-size: 15px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.pill-body small {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.3;
}

.formula-plus {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent-violet);
}

.formula-example-box {
  padding: 22px 28px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(6, 182, 212, 0.1));
}

.formula-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.formula-example-box p {
  font-size: 18px;
  line-height: 1.55;
  color: #f1f5f9;
}

/* SLIDE 10: PROMPT CHALLENGE #1 */
.challenge-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.bad-target-card {
  padding: 24px;
  border-color: rgba(244, 63, 94, 0.4);
  background: rgba(244, 63, 94, 0.08);
  margin-bottom: 20px;
}

.target-label {
  font-weight: 800;
  color: #fda4af;
  font-size: 16px;
}

.bad-quote {
  font-size: 26px;
  font-weight: 700;
  color: #fff;
  margin-top: 8px;
}

.challenge-mission {
  padding: 24px;
}

.challenge-mission h4 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--accent-cyan);
}

.challenge-mission ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 17px;
  color: var(--text-secondary);
}

.challenge-mission strong {
  color: var(--text-primary);
}

/* Timer Widget */
.timer-widget {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  background: linear-gradient(145deg, rgba(15, 23, 42, 0.9), rgba(30, 41, 59, 0.9));
  border: 2px solid var(--accent-violet);
  box-shadow: 0 0 35px rgba(139, 92, 246, 0.25);
}

.timer-title {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent-violet);
  margin-bottom: 10px;
}

.timer-display {
  font-family: var(--font-mono);
  font-size: 72px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.04em;
  margin: 10px 0 20px 0;
  text-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
}

.timer-controls {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.btn-timer {
  padding: 10px 20px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-start { background: var(--accent-emerald); color: #022c22; }
.btn-start:hover { box-shadow: var(--glow-emerald); transform: scale(1.05); }

.btn-pause { background: var(--accent-amber); color: #451a03; }
.btn-pause:hover { transform: scale(1.05); }

.btn-reset { background: rgba(255, 255, 255, 0.15); color: #fff; }
.btn-reset:hover { background: rgba(255, 255, 255, 0.25); }

.timer-tip {
  font-size: 15px;
  color: var(--text-secondary);
}

/* SLIDE 11: TUTOR WORKFLOW LOOP */
.tutor-workflow-loop {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 24px 0;
}

.workflow-card {
  flex: 1;
  padding: 24px 18px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.wf-icon {
  font-size: 40px;
}

.workflow-card h4 {
  font-size: 18px;
  color: var(--text-primary);
}

.workflow-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.35;
}

.wf-arrow {
  font-size: 24px;
  color: var(--accent-cyan);
  opacity: 0.8;
}

/* SLIDE 12: DEMO TEACH ME LIKE I'M 15 */
.demo-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: stretch;
}

.demo-prompt-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.demo-breakdown-card {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.demo-breakdown-card h4 {
  font-size: 22px;
  color: var(--accent-cyan);
  margin-bottom: 6px;
}

.breakdown-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.45;
}

.breakdown-item strong {
  color: var(--text-primary);
}

.item-icon {
  font-size: 26px;
  flex-shrink: 0;
}

/* SLIDE 13: HOMEWORK TACTICS */
.homework-grid {
  gap: 20px;
}

.hw-card {
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.hw-num {
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 800;
  color: var(--text-muted);
}

.hw-icon {
  font-size: 40px;
}

.hw-card h3 {
  font-size: 22px;
  color: var(--text-primary);
}

.hw-prompt-sample {
  background: rgba(0, 0, 0, 0.4);
  border-left: 3px solid var(--accent-cyan);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 14px;
  color: #cbd5e1;
  line-height: 1.4;
}

.hw-card p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* SLIDE 14: RESEARCH WORKFLOW */
.research-workflow-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 16px 0;
}

.res-node {
  flex: 1;
  padding: 20px 14px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.res-icon {
  font-size: 34px;
}

.res-node strong {
  font-size: 16px;
  color: var(--text-primary);
}

.res-node small {
  font-size: 12px;
  color: var(--text-secondary);
}

.res-arrow {
  font-size: 20px;
  color: var(--accent-violet);
}

.research-alert-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 30px;
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.4);
}

.alert-icon {
  font-size: 48px;
  flex-shrink: 0;
}

.alert-text h4 {
  font-size: 22px;
  color: #fcd34d;
  margin-bottom: 6px;
}

.alert-text p {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* SLIDE 15: PRESENTATION PIPELINE */
.pipeline-flow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin: 20px 0;
}

.pipeline-step {
  flex: 1;
  padding: 24px 14px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  position: relative;
}

.pipe-badge {
  position: absolute;
  top: 10px;
  left: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.pipe-icon {
  font-size: 36px;
}

.pipeline-step h4 {
  font-size: 18px;
  color: var(--text-primary);
}

.pipeline-step p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.35;
}

.pipe-arrow {
  font-size: 20px;
  color: var(--accent-cyan);
}

/* SLIDE 16: CODING SHOWCASE */
.coding-showcase {
  gap: 28px;
  align-items: stretch;
}

.coding-transformation {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
  padding: 30px;
}

.trans-box {
  padding: 20px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.trans-box .box-icon {
  font-size: 40px;
}

.trans-box h4 {
  font-size: 20px;
  line-height: 1.4;
}

.from-box {
  background: rgba(244, 63, 94, 0.1);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.to-box {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.trans-divider {
  display: flex;
  align-items: center;
  justify-content: center;
}

.ai-bridge-badge {
  padding: 8px 20px;
  background: var(--accent-violet);
  border-radius: 999px;
  font-weight: 800;
  font-size: 15px;
  color: #fff;
  box-shadow: var(--glow-violet);
}

.coding-benefits {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.coding-benefits h4 {
  font-size: 22px;
  color: var(--accent-cyan);
}

.benefit-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 16px;
  color: var(--text-secondary);
}

.benefit-list strong {
  color: var(--text-primary);
}

/* SLIDE 17: HANDS-ON CHALLENGE #2 */
.challenge-main-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 28px;
  align-items: stretch;
}

.challenge-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.option-card {
  padding: 18px 20px;
  position: relative;
}

.option-card.full-span {
  grid-column: span 2;
}

.option-tag {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 28px;
  height: 28px;
  background: rgba(139, 92, 246, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #c4b5fd;
  font-size: 14px;
}

.option-card h4 {
  font-size: 18px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.option-card small {
  font-size: 14px;
  color: var(--text-secondary);
}

.timer-presets {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.btn-preset {
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  color: #cbd5e1;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.btn-preset.active {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #082f49;
}

.challenge-cycle-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 12px;
}

.challenge-cycle-badge span {
  color: var(--accent-cyan);
}

/* SLIDE 18: THE AI TRAP */
.trap-paths-grid {
  gap: 32px;
}

.path-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.path-badge {
  padding: 8px 18px;
  border-radius: 12px;
  font-weight: 800;
  font-size: 18px;
  align-self: flex-start;
}

.path-steps {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.p-step {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  color: var(--text-secondary);
}

.p-step strong {
  color: var(--text-primary);
}

.p-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 14px;
  color: var(--text-primary);
}

.path-outcome {
  margin-top: auto;
  padding: 16px 20px;
  border-radius: 14px;
  font-size: 16px;
  line-height: 1.45;
}

.outcome-good {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #a7f3d0;
}

.outcome-bad {
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.35);
  color: #fecdd3;
}

/* SLIDE 19: 5 GOLDEN RULES */
.rules-grid {
  gap: 16px;
}

.rule-card {
  padding: 24px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: center;
  align-items: center;
}

.rule-icon {
  font-size: 42px;
}

.rule-num {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 800;
  color: var(--accent-amber);
  letter-spacing: 0.05em;
}

.rule-card h4 {
  font-size: 17px;
  color: var(--text-primary);
}

.rule-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* SLIDE 20: MASTER WORKFLOW */
.master-workflow-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin: 20px 0;
}

.mw-card {
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.mw-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mw-badge {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 14px;
  color: var(--accent-cyan);
}

.mw-icon {
  font-size: 32px;
}

.mw-card h3 {
  font-size: 20px;
  color: var(--text-primary);
}

.mw-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* SLIDE 21: 7-DAY CHALLENGE */
.challenge-7days-row {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
  margin: 16px 0;
}

.day-card {
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}

.day-badge {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 13px;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  color: #e2e8f0;
}

.day-icon {
  font-size: 32px;
}

.day-card h4 {
  font-size: 16px;
  color: var(--text-primary);
}

.day-card p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* SLIDE 22: CLOSING */
.closing-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 40px;
  align-items: center;
}

.closing-quote {
  font-size: 40px;
  line-height: 1.25;
  margin: 16px 0 24px 0;
}

.closing-pillars-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 24px;
}

.pillar-box {
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 800;
  color: var(--text-primary);
}

.pillar-box.not-just {
  background: rgba(244, 63, 94, 0.1);
  border-color: rgba(244, 63, 94, 0.3);
  color: #fda4af;
}

.pillar-box.highlighted {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.4);
  color: #6ee7b7;
}

.closing-cta-card {
  padding: 20px 28px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(6, 182, 212, 0.2));
  border-color: rgba(139, 92, 246, 0.5);
}

.closing-cta-card h3 {
  font-size: 22px;
  color: #fff;
}

.qr-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
  padding: 32px;
}

.qr-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.qr-code-art {
  width: 180px;
  height: 180px;
  background: #ffffff;
  padding: 12px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0b0f19;
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.2);
}

.qr-svg {
  width: 100%;
  height: 100%;
}

.contact-mentor-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 16px;
}

.mentor-title {
  font-weight: 700;
  color: var(--accent-cyan);
}

.mentor-link {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 14px;
}

/* ==========================================================================
   FOOTER CONTROLS & PROGRESS TRACK
   ========================================================================== */

#presentation-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100vw;
  height: 64px;
  background: rgba(10, 15, 26, 0.95);
  backdrop-filter: blur(20px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  z-index: 100;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 320px;
}

.slide-indicator {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.slide-indicator .divider {
  color: var(--text-muted);
}

.stage-tag {
  padding: 4px 12px;
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  color: #c4b5fd;
  white-space: nowrap;
}

.footer-center {
  flex: 1;
  max-width: 600px;
  margin: 0 24px;
}

.progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  width: 4.54%;
  height: 100%;
  background: var(--grad-main);
  border-radius: 999px;
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.6);
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 320px;
  justify-content: flex-end;
}

.nav-btn {
  padding: 8px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: var(--text-primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.control-separator {
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, 0.12);
  margin: 0 4px;
}

/* ==========================================================================
   SPEAKER NOTES DRAWER & MODALS
   ========================================================================== */

.notes-drawer {
  position: fixed;
  top: 0;
  right: -520px;
  width: 500px;
  height: calc(100vh - 64px);
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(24px);
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: -15px 0 35px rgba(0, 0, 0, 0.6);
  z-index: 90;
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.notes-drawer.open {
  right: 0;
}

.drawer-header {
  padding: 20px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.drawer-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--accent-violet);
  display: flex;
  align-items: center;
  gap: 10px;
}

.slide-badge {
  padding: 4px 10px;
  background: rgba(139, 92, 246, 0.2);
  border-radius: 6px;
  color: #ddd6fe;
  font-size: 12px;
}

.btn-close-drawer {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
}

.drawer-content {
  padding: 24px;
  overflow-y: auto;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.note-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.note-label {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-cyan);
}

.note-text {
  font-size: 16px;
  line-height: 1.5;
  color: #cbd5e1;
}

.note-questions {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.note-questions li {
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.04);
  border-left: 3px solid var(--accent-amber);
  border-radius: 6px;
  font-size: 15px;
  color: #f1f5f9;
}

/* OVERVIEW GRID MODAL */
.overview-modal {
  position: fixed;
  inset: 0;
  background: rgba(9, 13, 22, 0.94);
  backdrop-filter: blur(20px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.overview-modal.open {
  opacity: 1;
  visibility: visible;
}

.overview-container {
  width: 90vw;
  max-width: 1400px;
  height: 85vh;
  background: var(--bg-surface);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  display: flex;
  flex-direction: column;
  padding: 28px;
}

.overview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.overview-header h3 {
  font-size: 24px;
  color: var(--text-primary);
}

.btn-close-modal {
  padding: 8px 18px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  overflow-y: auto;
  padding-right: 8px;
  flex: 1;
}

.overview-thumb {
  aspect-ratio: 16 / 9;
  background: rgba(15, 23, 42, 0.85);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 14px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  transition: all 0.2s;
}

.overview-thumb:hover {
  border-color: var(--accent-cyan);
  transform: scale(1.03);
  box-shadow: var(--glow-cyan);
}

.overview-thumb.active {
  border-color: var(--accent-violet);
  background: rgba(139, 92, 246, 0.15);
  box-shadow: var(--glow-violet);
}

.thumb-num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.thumb-title {
  font-size: 13px;
  font-weight: 700;
  color: #e2e8f0;
  line-height: 1.3;
}

/* HELP MODAL */
.help-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(10px);
  z-index: 250;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s;
}

.help-modal.open {
  opacity: 1;
  visibility: visible;
}

.help-content {
  width: 500px;
  padding: 32px;
}

.help-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.shortcuts-table {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sc-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 16px;
  color: var(--text-secondary);
}

kbd {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 14px;
  color: #fff;
}

/* TOAST NOTIFICATION */
.toast {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(30px);
  background: rgba(16, 185, 129, 0.95);
  backdrop-filter: blur(10px);
  color: #022c22;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4), var(--glow-emerald);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 300;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   SLIDE 22: PROMPT KIT CARD & 50 PROMPTS MODAL
   ========================================================================== */

.prompt-kit-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  padding: 28px 24px;
  background: linear-gradient(145deg, rgba(20, 30, 55, 0.9), rgba(10, 16, 32, 0.9));
  border: 2px solid var(--accent-violet);
  box-shadow: 0 0 35px rgba(139, 92, 246, 0.25);
}

.kit-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(245, 158, 11, 0.2);
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  color: #fcd34d;
  letter-spacing: 0.05em;
}

.kit-title {
  font-size: 22px;
  color: #fff;
  letter-spacing: -0.01em;
}

.kit-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.4;
}

.kit-categories-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin: 4px 0;
}

.kit-tag {
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: #cbd5e1;
}

.btn-open-prompts {
  width: 100%;
  padding: 12px 20px;
  background: var(--grad-main);
  border: none;
  border-radius: 14px;
  color: #fff;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 0 25px rgba(139, 92, 246, 0.4);
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-open-prompts:hover {
  transform: scale(1.03);
  box-shadow: 0 0 35px rgba(6, 182, 212, 0.6);
}

.nav-btn-highlight {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.3), rgba(6, 182, 212, 0.3));
  border-color: var(--accent-cyan) !important;
  color: #fff !important;
  font-weight: 700;
}

.nav-btn-highlight:hover {
  background: linear-gradient(135deg, var(--accent-violet), var(--accent-cyan));
  box-shadow: var(--glow-cyan);
}

/* 50 PROMPTS FULLSCREEN MODAL */
.prompts-modal {
  position: fixed;
  inset: 0;
  background: rgba(8, 12, 22, 0.95);
  backdrop-filter: blur(24px);
  z-index: 210;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.prompts-modal.open {
  opacity: 1;
  visibility: visible;
}

.prompts-container {
  width: 92vw;
  max-width: 1500px;
  height: 90vh;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--glass-border-glow);
  border-radius: 28px;
  display: flex;
  flex-direction: column;
  padding: 32px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), var(--glow-violet);
  overflow: hidden;
}

.prompts-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.prompts-header-left h2 {
  font-size: 28px;
  color: #fff;
  margin: 6px 0 4px 0;
}

.prompts-header-left p {
  font-size: 15px;
  color: var(--text-secondary);
}

.prompts-toolbar {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 20px;
}

.prompts-search-box {
  position: relative;
  width: 100%;
}

.prompts-search-box .search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  pointer-events: none;
}

.prompts-search-box input {
  width: 100%;
  padding: 14px 20px 14px 50px;
  background: rgba(15, 23, 42, 0.8);
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  color: #fff;
  font-size: 16px;
  font-family: var(--font-sans);
  outline: none;
  transition: all 0.2s;
}

.prompts-search-box input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
  background: rgba(15, 23, 42, 0.95);
}

.prompts-category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.cat-pill {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.cat-pill:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.cat-pill.active {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: #082f49;
  font-weight: 700;
  box-shadow: var(--glow-cyan);
}

.prompts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  gap: 18px;
  overflow-y: auto;
  padding-right: 10px;
  flex: 1;
}

.prompt-item-card {
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
  transition: all 0.2s;
}

.prompt-item-card:hover {
  border-color: var(--glass-border-glow);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.prompt-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.prompt-item-header .num-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 800;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.12);
  padding: 3px 8px;
  border-radius: 6px;
}

.prompt-item-header .cat-tag {
  font-size: 12px;
  font-weight: 700;
  color: #cbd5e1;
  background: rgba(255, 255, 255, 0.08);
  padding: 3px 10px;
  border-radius: 999px;
}

.prompt-item-card h4 {
  font-size: 17px;
  color: #fff;
  line-height: 1.35;
}

.prompt-item-body {
  background: rgba(0, 0, 0, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.45;
  color: #e2e8f0;
  max-height: 140px;
  overflow-y: auto;
  user-select: text;
}

.prompt-item-footer {
  display: flex;
  justify-content: flex-end;
}

.btn-prompt-copy {
  padding: 6px 16px;
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid var(--accent-violet);
  border-radius: 10px;
  color: #ddd6fe;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-prompt-copy:hover {
  background: var(--accent-violet);
  color: #fff;
  box-shadow: var(--glow-violet);
}