/* ══════════════════════════════════════════════════════════════
   STUDY DOST — GEN-Z ANIMATED TASK ROADMAP TRACKER STYLESHEET
   The Chairman Show — Dark (#0a0a0f) + Gold (#D4AF37) + Purple (#7c3aed)
   ══════════════════════════════════════════════════════════════ */

:root {
  --bg-base: #0a0a0f;
  --bg-card: #16161d;
  --bg-surface-2: #1c1d28;
  --bg-surface-3: #252636;
  --gold-primary: #D4AF37;
  --gold-soft: rgba(212, 175, 55, 0.15);
  --gold-glow: rgba(212, 175, 55, 0.45);
  --purple-accent: #7c3aed;
  --purple-glow: rgba(124, 58, 237, 0.45);
  --cyan-accent: #00d4ff;
  --success-green: #10b981;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(212, 175, 55, 0.35);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;
}

[data-theme="light"] {
  --bg-base: #f8fafc;
  --bg-card: #ffffff;
  --bg-surface-2: #f1f5f9;
  --bg-surface-3: #e2e8f0;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-gold: rgba(212, 175, 55, 0.5);
}

.sd-body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  position: relative;
}

/* ═══ AMBIENT FLOATING GRADIENT ORBS ═══ */
.sd-ambient-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.sd-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.28;
  animation: floatOrb 18s ease-in-out infinite alternate;
}

.sd-orb-gold {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, #D4AF37 0%, transparent 70%);
  top: -100px;
  left: 15%;
  animation-duration: 22s;
}

.sd-orb-purple {
  width: 540px;
  height: 540px;
  background: radial-gradient(circle, #7c3aed 0%, transparent 70%);
  bottom: 5%;
  right: 10%;
  animation-duration: 26s;
  animation-delay: -5s;
}

.sd-orb-cyan {
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, #00d4ff 0%, transparent 70%);
  top: 40%;
  left: -80px;
  animation-duration: 19s;
  animation-delay: -10s;
}

.sd-grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.12); }
  100% { transform: translate(-40px, 70px) scale(0.95); }
}

/* Confetti */
.sd-confetti-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
}

/* ═══ TOP NAVBAR ═══ */
.sd-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.sd-nav-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.sd-nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sd-nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.4);
  border-radius: 9999px;
  color: #a78bfa;
  font-family: var(--font-heading);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.sd-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.sd-version-pill {
  background: rgba(212, 175, 55, 0.2);
  color: var(--gold-primary);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.68rem;
}

/* Nav XP Strip */
.sd-nav-xp-strip {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  padding: 5px 14px;
}

.sd-level-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  font-family: var(--font-heading);
}

.sd-level-num {
  background: var(--gold-soft);
  color: var(--gold-primary);
  border: 1px solid var(--border-gold);
  border-radius: 9999px;
  padding: 1px 7px;
  font-size: 0.72rem;
}

.sd-xp-bar-wrap {
  width: 90px;
  height: 7px;
  background: var(--bg-surface-3);
  border-radius: 9999px;
  overflow: hidden;
}

.sd-xp-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #D4AF37, #7c3aed, #00d4ff);
  background-size: 200% 100%;
  border-radius: 9999px;
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  animation: shimmerXp 3s linear infinite;
}

@keyframes shimmerXp {
  0% { background-position: 100% 0; }
  100% { background-position: -100% 0; }
}

.sd-xp-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Nav Actions */
.sd-nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.sd-nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-md);
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.sd-nav-btn:hover {
  border-color: var(--border-gold);
  color: var(--gold-primary);
  transform: translateY(-1px);
}

.sd-badge-count-pill {
  background: var(--purple-accent);
  color: #fff;
  border-radius: 9999px;
  padding: 1px 6px;
  font-size: 0.7rem;
  font-weight: 700;
}

.sd-nav-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--gold-soft);
  border: 1px solid var(--border-gold);
  border-radius: 9999px;
  color: var(--gold-primary);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
  transition: all 0.2s;
}

.sd-nav-back-link:hover {
  background: var(--gold-primary);
  color: #000;
  transform: scale(1.04);
}

/* ═══ SCREENS CONTAINER ═══ */
.sd-main {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px 20px 100px;
}

.sd-screen {
  display: none;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.sd-screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* ═══════════════════════════════════════════════════════════════
   SCREEN 1: TASK INPUT STYLES
   ═══════════════════════════════════════════════════════════════ */
.sd-input-hero {
  max-width: 640px;
  margin: 40px auto 0;
  text-align: center;
}

.sd-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: 9999px;
  color: var(--gold-primary);
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 18px;
}

.sd-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 2.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 0 0 10px;
  line-height: 1.15;
}

.sd-emoji-bounce {
  display: inline-block;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-8px); }
  60% { transform: translateY(-4px); }
}

.sd-hero-sub {
  color: var(--text-secondary);
  font-size: 1rem;
  margin: 0 auto 28px;
  max-width: 480px;
  line-height: 1.5;
}

/* Glowing Input Box */
.sd-task-input-box {
  margin-bottom: 24px;
}

.sd-input-glow-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--r-xl);
  padding: 6px 8px 6px 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-input-glow-wrapper:focus-within {
  border-color: var(--gold-primary);
  box-shadow: 0 0 25px var(--gold-glow), 0 0 40px var(--purple-glow);
  transform: translateY(-2px);
}

.sd-input-icon {
  color: var(--gold-primary);
  font-size: 1.1rem;
  margin-right: 12px;
}

.sd-input-field {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.98rem;
  padding: 10px 0;
}

.sd-input-field::placeholder {
  color: var(--text-muted);
}

.sd-btn-add {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: linear-gradient(135deg, #D4AF37 0%, #B8860B 100%);
  color: #000;
  border: none;
  padding: 12px 22px;
  border-radius: 9999px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
  transition: all 0.2s;
  white-space: nowrap;
}

.sd-btn-add:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.55);
}

.sd-btn-add:active {
  transform: scale(0.97);
}

/* Quick Presets */
.sd-quick-chips-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 14px;
}

.sd-quick-label {
  font-size: 0.74rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
}

.sd-preset-chip {
  background: var(--bg-card);
  border: 1px dashed var(--border-subtle);
  color: var(--text-secondary);
  border-radius: 9999px;
  padding: 4px 10px;
  font-size: 0.76rem;
  cursor: pointer;
  transition: all 0.2s;
}

.sd-preset-chip:hover {
  border-color: var(--gold-primary);
  color: var(--gold-primary);
  background: var(--gold-soft);
  transform: translateY(-1px);
}

/* Tasks Staggered List */
.sd-tasks-section {
  text-align: left;
  margin-top: 24px;
}

.sd-tasks-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  padding: 0 4px;
}

.sd-tasks-counter-pill {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--gold-primary);
  background: var(--gold-soft);
  border: 1px solid var(--border-gold);
  border-radius: 9999px;
  padding: 3px 12px;
}

.sd-clear-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.76rem;
  cursor: pointer;
}

.sd-clear-btn:hover {
  color: #ef4444;
}

.sd-tasks-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 120px;
}

.sd-empty-tasks {
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 36px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.sd-empty-icon {
  font-size: 2rem;
  margin-bottom: 8px;
}

.sd-empty-tasks kbd {
  background: var(--bg-surface-3);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
}

/* Task Pill Item */
.sd-task-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 12px 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  animation: slideInTask 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.sd-task-pill:hover {
  border-color: var(--border-gold);
  transform: translateX(4px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

@keyframes slideInTask {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.sd-tp-left {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.sd-tp-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-surface-3);
  border: 1px solid var(--border-subtle);
  color: var(--gold-primary);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.sd-tp-icon {
  font-size: 1.15rem;
  flex-shrink: 0;
}

.sd-tp-text {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
  word-break: break-word;
}

.sd-tp-del-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.88rem;
  transition: all 0.2s;
  flex-shrink: 0;
}

.sd-tp-del-btn:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  transform: scale(1.15) rotate(5deg);
}

/* Generate Button Bottom Bar */
.sd-generate-bar {
  margin-top: 32px;
}

.sd-btn-generate {
  width: 100%;
  padding: 16px 24px;
  background: linear-gradient(135deg, #D4AF37 0%, #9333ea 50%, #7c3aed 100%);
  border: none;
  border-radius: var(--r-xl);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(124, 58, 237, 0.35);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-btn-generate:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  box-shadow: none;
  filter: grayscale(0.5);
}

.sd-btn-generate:not(:disabled):hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 40px rgba(212, 175, 55, 0.4), 0 0 30px var(--purple-glow);
}

.sd-btn-generate:not(:disabled):active {
  transform: translateY(-1px) scale(0.99);
}

.sd-btn-sparkle {
  font-size: 1.25rem;
}

.sd-btn-arrow {
  transition: transform 0.2s;
}

.sd-btn-generate:hover .sd-btn-arrow {
  transform: translateX(4px);
}

.sd-generate-hint {
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 10px;
}

.sd-generate-hint kbd {
  background: var(--bg-surface-3);
  padding: 2px 6px;
  border-radius: 4px;
}

/* ═══════════════════════════════════════════════════════════════
   SCREEN 2: ROADMAP VIEW STYLES
   ═══════════════════════════════════════════════════════════════ */
.sd-roadmap-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.sd-rt-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.sd-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.sd-back-btn:hover {
  border-color: var(--border-gold);
  color: var(--gold-primary);
  transform: translateX(-3px);
}

.sd-rt-tag {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold-primary);
  letter-spacing: 0.5px;
}

.sd-rt-title {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  margin: 2px 0 0;
  letter-spacing: -0.02em;
}

/* Widgets */
.sd-rt-widgets {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.sd-ring-card {
  position: relative;
  width: 86px;
  height: 86px;
}

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

.sd-ring-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 7;
}

.sd-ring-fill {
  fill: none;
  stroke: url(#goldGradient, #D4AF37);
  stroke-width: 7;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-ring-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.sd-ring-pct {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--gold-primary);
  line-height: 1;
}

.sd-ring-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Metric Pills */
.sd-metric-pills {
  display: flex;
  gap: 10px;
}

.sd-metric-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 8px 14px;
}

.sd-mp-icon {
  font-size: 1.25rem;
}

.sd-mp-text {
  display: flex;
  flex-direction: column;
}

.sd-mp-num {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.1;
}

.sd-mp-lbl {
  font-size: 0.7rem;
  color: var(--text-muted);
}

/* ═══ VERTICAL TIMELINE ROADMAP ═══ */
.sd-roadmap-viewport {
  max-width: 780px;
  margin: 0 auto;
  position: relative;
}

.sd-roadmap-path {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* Connector Line */
.sd-connector-line {
  position: relative;
  width: 4px;
  height: 54px;
  background: rgba(255, 255, 255, 0.1);
  margin-left: 28px;
  border-radius: 9999px;
  overflow: hidden;
}

.sd-connector-line.done {
  background: #10b981;
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.4);
}

.sd-connector-line.pulse::after {
  content: '';
  position: absolute;
  top: -20px;
  left: 0;
  width: 100%;
  height: 25px;
  background: linear-gradient(180deg, transparent, #D4AF37, transparent);
  animation: pulseDown 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulseDown {
  0% { transform: translateY(0); }
  100% { transform: translateY(80px); }
}

/* Milestone Card */
.sd-milestone-card {
  position: relative;
  background: var(--bg-card);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--r-xl);
  padding: 20px 24px;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-milestone-card:hover {
  transform: translateY(-2px);
  border-color: rgba(212, 175, 55, 0.4);
}

.sd-milestone-card.active {
  border-color: var(--gold-primary);
  box-shadow: 0 10px 32px var(--gold-soft), 0 0 20px var(--gold-glow);
}

.sd-milestone-card.done {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.04);
}

.sd-milestone-card.locked {
  opacity: 0.55;
  filter: grayscale(0.4);
  cursor: not-allowed;
  animation: lockedBreathe 4s infinite ease-in-out;
}

@keyframes lockedBreathe {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 0.68; }
}

/* Milestone Header */
.sd-mc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.sd-mc-left {
  display: flex;
  align-items: center;
  gap: 14px;
  flex: 1;
}

.sd-node-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-surface-3);
  border: 2px solid var(--border-subtle);
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: all 0.3s;
}

.sd-milestone-card.active .sd-node-circle {
  background: var(--gold-soft);
  border-color: var(--gold-primary);
  color: var(--gold-primary);
  box-shadow: 0 0 18px var(--gold-glow);
}

.sd-milestone-card.done .sd-node-circle {
  background: rgba(16, 185, 129, 0.2);
  border-color: #10b981;
  color: #10b981;
  box-shadow: 0 0 14px rgba(16, 185, 129, 0.4);
}

.sd-mc-info {
  flex: 1;
}

.sd-mc-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.sd-mc-icon {
  font-size: 1.2rem;
}

.sd-mc-title {
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

.sd-mc-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.sd-mc-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* Status Badge */
.sd-status-badge {
  padding: 4px 12px;
  border-radius: 9999px;
  font-family: var(--font-heading);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.sd-status-badge.done {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #10b981;
}

.sd-status-badge.in-progress {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid rgba(212, 175, 55, 0.4);
  color: var(--gold-primary);
  animation: pulseGold 2s infinite;
}

.sd-status-badge.locked {
  background: rgba(100, 116, 139, 0.15);
  border: 1px solid rgba(100, 116, 139, 0.3);
  color: var(--text-muted);
}

@keyframes pulseGold {
  0%, 100% { box-shadow: 0 0 0 rgba(212, 175, 55, 0); }
  50% { box-shadow: 0 0 12px rgba(212, 175, 55, 0.35); }
}

/* Task Progress Bar */
.sd-mc-progress-bar {
  width: 100%;
  height: 6px;
  background: var(--bg-surface-3);
  border-radius: 9999px;
  margin-top: 14px;
  overflow: hidden;
}

.sd-mc-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #D4AF37, #10b981);
  border-radius: 9999px;
  transition: width 0.4s ease;
}

/* Expanded Card Content (Drawer) */
.sd-mc-expanded-body {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sd-hint-box {
  background: rgba(124, 58, 237, 0.08);
  border: 1px solid rgba(124, 58, 237, 0.25);
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 0.84rem;
  color: #c4b5fd;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.sd-hint-box i {
  color: #a78bfa;
  margin-top: 2px;
}

/* Substeps Checklist */
.sd-substeps-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sd-substeps-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}

.sd-substep-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.86rem;
  color: var(--text-primary);
  background: var(--bg-surface-2);
  padding: 8px 12px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: all 0.2s;
}

.sd-substep-item:hover {
  background: var(--bg-surface-3);
}

.sd-substep-item.checked {
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.7;
}

.sd-substep-checkbox {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1.5px solid var(--border-subtle);
  background: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: transparent;
  transition: all 0.2s;
}

.sd-substep-item.checked .sd-substep-checkbox {
  background: #10b981;
  border-color: #10b981;
  color: #fff;
}

/* Notes & Controls Row */
.sd-notes-input {
  width: 100%;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-md);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.84rem;
  padding: 8px 12px;
  resize: vertical;
  box-sizing: border-box;
}

.sd-notes-input:focus {
  border-color: var(--border-gold);
  outline: none;
}

.sd-mc-action-btns {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.sd-act-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: 9999px;
  font-family: var(--font-heading);
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.sd-act-btn.start {
  background: linear-gradient(135deg, #D4AF37, #B8860B);
  color: #000;
  box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
}

.sd-act-btn.start:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 18px rgba(212, 175, 55, 0.5);
}

.sd-act-btn.pause {
  background: var(--bg-surface-3);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.sd-act-btn.complete {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.sd-act-btn.complete:hover {
  transform: scale(1.05);
  box-shadow: 0 6px 18px rgba(16, 185, 129, 0.5);
}

.sd-act-btn.ask-dost {
  background: rgba(124, 58, 237, 0.15);
  color: #a78bfa;
  border: 1px solid rgba(124, 58, 237, 0.4);
}

/* ═══ BOTTOM STATS PANEL ═══ */
.sd-stats-bottom-panel {
  max-width: 780px;
  margin: 48px auto 0;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-xl);
  padding: 24px;
}

.sd-sb-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.sd-sb-header h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sd-sb-badge {
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
  padding: 3px 10px;
  border-radius: 9999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.sd-sb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px;
}

.sd-sb-card {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 16px;
  text-align: center;
}

.sd-sb-num {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--gold-primary);
  line-height: 1.2;
}

.sd-sb-lbl {
  font-size: 0.74rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ═══════════════════════════════════════════════════════════════
   FLOATING MINI CLOCK TIMER
   ═══════════════════════════════════════════════════════════════ */
.sd-floating-timer {
  position: fixed;
  top: 90px;
  right: 24px;
  z-index: 1000;
  width: 220px;
  background: rgba(22, 22, 29, 0.94);
  backdrop-filter: blur(16px);
  border: 1.5px solid var(--border-gold);
  border-radius: var(--r-xl);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 20px var(--gold-glow);
  cursor: grab;
  user-select: none;
  animation: popIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-floating-timer:active {
  cursor: grabbing;
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.85); }
  to { opacity: 1; transform: scale(1); }
}

.sd-ft-header {
  padding: 10px 14px 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.sd-ft-title {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 150px;
}

.sd-ft-btn-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 4px;
  font-size: 0.8rem;
}

.sd-ft-btn-close:hover {
  color: #fff;
}

.sd-ft-body {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.sd-ft-ring-wrap {
  position: relative;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sd-ft-ring-wrap svg {
  transform: rotate(-90deg);
}

.sd-ft-ring-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.1);
  stroke-width: 4;
}

.sd-ft-ring-fill {
  fill: none;
  stroke: var(--gold-primary);
  stroke-width: 4;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.5s ease;
}

.sd-ft-clock-digital {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--text-primary);
}

.sd-ft-controls {
  display: flex;
  gap: 6px;
}

.sd-ft-ctrl-btn {
  background: var(--bg-surface-3);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: all 0.2s;
}

.sd-ft-ctrl-btn:hover {
  background: var(--gold-primary);
  color: #000;
  transform: scale(1.1);
}

.sd-ft-ctrl-btn.done:hover {
  background: #10b981;
  color: #fff;
}

/* ═══════════════════════════════════════════════════════════════
   FULL-SCREEN FOCUS MODE OVERLAY
   ═══════════════════════════════════════════════════════════════ */
.sd-focus-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: radial-gradient(circle at center, #13141f 0%, #0a0a0f 80%, #000000 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 30px 40px;
  animation: fadeInFocus 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeInFocus {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

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

.sd-focus-brand {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sd-focus-exit-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-secondary);
  border-radius: 9999px;
  padding: 8px 18px;
  font-family: inherit;
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.sd-focus-exit-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
}

.sd-focus-center {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sd-focus-category-pill {
  display: inline-block;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.4);
  color: #c4b5fd;
  border-radius: 9999px;
  padding: 4px 14px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.sd-focus-task-title {
  font-family: var(--font-heading);
  font-size: clamp(1.6rem, 3.8vw, 2.4rem);
  font-weight: 800;
  margin: 0 0 32px;
  letter-spacing: -0.02em;
  color: #fff;
  line-height: 1.2;
}

/* Massive Ring */
.sd-focus-timer-ring {
  position: relative;
  width: 280px;
  height: 280px;
  margin-bottom: 36px;
}

.sd-focus-timer-ring svg {
  transform: rotate(-90deg);
}

.sd-f-ring-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.06);
  stroke-width: 10;
}

.sd-f-ring-fill {
  fill: none;
  stroke: var(--gold-primary);
  stroke-width: 10;
  stroke-linecap: round;
  box-shadow: 0 0 30px var(--gold-glow);
  transition: stroke-dashoffset 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-focus-time-display {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.sd-f-digits {
  font-family: var(--font-mono);
  font-size: 3.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  text-shadow: 0 0 30px var(--gold-glow);
}

.sd-f-status-tag {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  text-transform: uppercase;
  color: var(--gold-primary);
  letter-spacing: 1px;
  margin-top: 6px;
}

.sd-focus-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 30px;
}

.sd-focus-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: 9999px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.sd-focus-btn.primary {
  background: var(--bg-surface-3);
  color: #fff;
  border: 1px solid var(--border-subtle);
}

.sd-focus-btn.primary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.05);
}

.sd-focus-btn.success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.4);
}

.sd-focus-btn.success:hover {
  transform: scale(1.06);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.6);
}

.sd-focus-btn.ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.sd-focus-btn.ghost:hover {
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.25);
}

.sd-focus-quote-box {
  max-width: 500px;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-style: italic;
  line-height: 1.5;
}

.sd-focus-quote-box i {
  margin-bottom: 6px;
  font-size: 1rem;
}

/* ═══ ACHIEVEMENT BADGE POPUP ═══ */
.sd-badge-popup {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3000;
  animation: badgeSlideUp 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes badgeSlideUp {
  from { opacity: 0; transform: translate(-50%, 40px) scale(0.9); }
  to { opacity: 1; transform: translate(-50%, 0) scale(1); }
}

.sd-badge-popup-card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  background: linear-gradient(135deg, #1c1917 0%, #292524 100%);
  border: 2px solid var(--gold-primary);
  border-radius: var(--r-xl);
  padding: 14px 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.7), 0 0 30px var(--gold-glow);
  overflow: hidden;
}

.sd-badge-shine {
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transform: skewX(-25deg);
  animation: shineBadge 2.5s infinite;
}

@keyframes shineBadge {
  0% { left: -100%; }
  40%, 100% { left: 200%; }
}

.sd-badge-icon {
  font-size: 2.4rem;
  flex-shrink: 0;
}

.sd-badge-tag {
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 800;
  color: var(--gold-primary);
  letter-spacing: 0.8px;
}

.sd-badge-text h4 {
  margin: 2px 0;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  color: #fff;
}

.sd-badge-text p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ═══ FLOATING AI CHAT DOST ═══ */
.sd-floating-chat-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: linear-gradient(135deg, #7c3aed, #4c1d95);
  border: 1.5px solid rgba(167, 139, 250, 0.4);
  border-radius: 9999px;
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.45);
  transition: all 0.2s;
}

.sd-floating-chat-btn:hover {
  transform: scale(1.06) translateY(-2px);
  box-shadow: 0 12px 30px rgba(124, 58, 237, 0.65);
}

.sd-fc-icon {
  font-size: 1.2rem;
}

/* Chat Drawer */
.sd-chat-drawer {
  position: fixed;
  bottom: 90px;
  right: 24px;
  width: 360px;
  max-width: calc(100vw - 32px);
  height: 520px;
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--r-xl);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  transform: scale(0.9) translateY(20px);
  opacity: 0;
  pointer-events: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.sd-chat-drawer.open {
  transform: scale(1) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.sd-cd-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sd-cd-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sd-cd-avatar {
  font-size: 1.5rem;
}

.sd-cd-title h4 {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 700;
}

.sd-cd-status {
  font-size: 0.72rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.sd-dot-green {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
}

.sd-cd-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.9rem;
}

.sd-cd-messages {
  flex: 1;
  padding: 14px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sd-msg {
  display: flex;
  max-width: 85%;
}

.sd-msg.dost {
  align-self: flex-start;
}

.sd-msg.user {
  align-self: flex-end;
}

.sd-msg-bubble {
  padding: 9px 13px;
  border-radius: 12px;
  font-size: 0.84rem;
  line-height: 1.45;
}

.sd-msg.dost .sd-msg-bubble {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.sd-msg.user .sd-msg-bubble {
  background: linear-gradient(135deg, #7c3aed, #6d28d9);
  color: #fff;
}

.sd-cd-quick-chips {
  padding: 6px 14px;
  display: flex;
  gap: 6px;
  overflow-x: auto;
  border-top: 1px solid var(--border-subtle);
}

.sd-cchip {
  background: var(--bg-surface-3);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: 9999px;
  padding: 3px 9px;
  font-size: 0.7rem;
  white-space: nowrap;
  cursor: pointer;
}

.sd-cchip:hover {
  color: var(--gold-primary);
  border-color: var(--border-gold);
}

.sd-cd-composer {
  padding: 10px 14px;
  display: flex;
  gap: 8px;
  border-top: 1px solid var(--border-subtle);
}

.sd-cd-composer input {
  flex: 1;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  padding: 8px 14px;
  color: var(--text-primary);
  font-size: 0.82rem;
  outline: none;
}

.sd-cd-composer button {
  background: var(--gold-primary);
  color: #000;
  border: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
}

/* ═══ MODALS ═══ */
.sd-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1500;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.sd-modal-overlay.show {
  display: flex;
}

.sd-modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--r-xl);
  max-width: 580px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.sd-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.sd-modal-header h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sd-modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
}

.sd-modal-sub {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin: 0 0 16px;
}

/* Badges Grid */
.sd-badges-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.sd-badge-item {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.2s;
}

.sd-badge-item.unlocked {
  border-color: var(--border-gold);
  background: rgba(212, 175, 55, 0.08);
}

.sd-bi-icon {
  font-size: 2rem;
  filter: grayscale(1);
  opacity: 0.4;
}

.sd-badge-item.unlocked .sd-bi-icon {
  filter: grayscale(0);
  opacity: 1;
}

.sd-bi-info h5 {
  margin: 0 0 2px;
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 700;
}

.sd-bi-info p {
  margin: 0;
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* History List */
.sd-history-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sd-history-item {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s;
}

.sd-history-item:hover {
  border-color: var(--border-gold);
  transform: translateX(4px);
}

/* ═══ TOAST NOTIFICATIONS ═══ */
.sd-toast-stack {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 680px) {
  .sd-nav-container {
    padding: 10px 16px;
  }
  .sd-nav-xp-strip {
    display: none;
  }
  .sd-floating-timer {
    right: 12px;
    top: auto;
    bottom: 84px;
    width: 200px;
  }
  .sd-input-hero {
    margin-top: 16px;
  }
  .sd-input-glow-wrapper {
    flex-direction: column;
    padding: 12px;
    border-radius: var(--r-lg);
  }
  .sd-input-field {
    width: 100%;
    margin-bottom: 8px;
  }
  .sd-btn-add {
    width: 100%;
    justify-content: center;
  }
  .sd-roadmap-topbar {
    flex-direction: column;
    align-items: flex-start;
  }
  .sd-rt-widgets {
    width: 100%;
    justify-content: space-between;
  }
  .sd-metric-pills {
    flex-wrap: wrap;
  }
  .sd-focus-overlay {
    padding: 20px 16px;
  }
  .sd-f-digits {
    font-size: 2.8rem;
  }
  .sd-focus-timer-ring {
    width: 230px;
    height: 230px;
  }
  .sd-focus-timer-ring svg {
    width: 230px;
    height: 230px;
  }
}

/* ═══════════════════════════════════════════════════════════════
   CHAIRMAN SUPER REVISION — MINDMAP & PPT REVISION STYLES
   ═══════════════════════════════════════════════════════════════ */

/* Top Feature Mode Switcher Bar */
.sd-feature-tabs-bar {
  background: rgba(14, 15, 22, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(212, 175, 55, 0.2);
  position: sticky;
  top: 60px;
  z-index: 40;
  padding: 8px 16px;
}
.sd-tabs-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
}
.sd-ftab {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  border-radius: var(--r-md);
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface-2);
  color: var(--text-secondary);
  font-family: var(--font-heading);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}
.sd-ftab:hover {
  border-color: var(--border-gold);
  color: var(--text-primary);
  background: var(--bg-surface-3);
  transform: translateY(-1px);
}
.sd-ftab.active {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.18), rgba(124, 58, 237, 0.18));
  border-color: var(--gold-primary);
  color: #fff;
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.25);
}
.sd-ftab-badge {
  background: linear-gradient(135deg, #D4AF37, #f59e0b);
  color: #0a0a0f;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 999px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.sd-ftab-sub {
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text-muted);
}
.sd-ftab.active .sd-ftab-sub {
  color: rgba(255, 255, 255, 0.8);
}

/* Super Revision Hero */
.sd-sr-hero {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 16px 20px;
  text-align: center;
}
.sd-sr-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--border-gold);
  border-radius: 999px;
  color: var(--gold-primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.sd-sr-title {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 12px;
  background: linear-gradient(135deg, #ffffff 40%, var(--gold-primary) 85%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.sd-sr-sub {
  font-size: 1.02rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 28px;
  line-height: 1.55;
}

/* Input Hub Card */
.sd-sr-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-xl);
  padding: 24px;
  max-width: 980px;
  margin: 0 auto 40px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  position: relative;
  overflow: hidden;
}
.sd-sr-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold-primary), var(--purple-accent), transparent);
}

/* Sub-Tabs (Text vs Image) */
.sd-sr-input-nav {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 20px;
}
.sd-sr-in-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--r-md);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}
.sd-sr-in-tab:hover {
  color: var(--text-primary);
  background: var(--bg-surface-2);
}
.sd-sr-in-tab.active {
  color: var(--gold-primary);
  background: var(--bg-surface-2);
  border-color: var(--border-gold);
}

/* Quick Presets Row */
.sd-sr-presets-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.sd-sr-preset-chip {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}
.sd-sr-preset-chip:hover {
  border-color: var(--gold-primary);
  color: var(--gold-primary);
  background: var(--gold-soft);
  transform: translateY(-1px);
}

/* Textarea with Glow */
.sd-sr-textarea-wrap {
  position: relative;
  margin-bottom: 18px;
}
.sd-sr-textarea {
  width: 100%;
  box-sizing: border-box;
  min-height: 180px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.5;
  padding: 16px;
  resize: vertical;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.sd-sr-textarea:focus {
  outline: none;
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}
.sd-sr-meta-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Dropzone for PPT Slide Photos */
.sd-dropzone {
  border: 2px dashed rgba(212, 175, 55, 0.35);
  border-radius: var(--r-lg);
  background: rgba(22, 22, 29, 0.6);
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}
.sd-dropzone:hover, .sd-dropzone.dragover {
  border-color: var(--gold-primary);
  background: rgba(212, 175, 55, 0.08);
  box-shadow: 0 0 24px rgba(212, 175, 55, 0.2);
}
.sd-dz-icon {
  font-size: 2.4rem;
  color: var(--gold-primary);
  margin-bottom: 12px;
}
.sd-dz-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}
.sd-dz-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 14px;
}
.sd-dz-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-surface-3);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  padding: 7px 16px;
  border-radius: var(--r-md);
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
}
.sd-dz-preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 12px;
  margin-top: 20px;
}
.sd-dz-thumb {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: #000;
  aspect-ratio: 4 / 3;
}
.sd-dz-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.sd-dz-thumb-pill {
  position: absolute;
  bottom: 4px;
  left: 4px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
}
.sd-dz-thumb-del {
  position: absolute;
  top: 4px;
  right: 4px;
  background: rgba(220, 38, 38, 0.9);
  color: #fff;
  border: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  cursor: pointer;
  transition: transform 0.15s;
}
.sd-dz-thumb-del:hover {
  transform: scale(1.15);
}

/* Control Options (Layout, Theme, Detail) */
.sd-sr-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin: 20px 0 24px;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}
.sd-sr-opt-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.sd-sr-opt-label {
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}
.sd-sr-opt-select {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: var(--r-md);
  padding: 8px 12px;
  font-size: 0.86rem;
  font-weight: 500;
  outline: none;
  cursor: pointer;
}
.sd-sr-opt-select:focus {
  border-color: var(--gold-primary);
}

/* Main Generate Button */
.sd-sr-btn-submit {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, #D4AF37 0%, #f59e0b 50%, #9333ea 100%);
  color: #0a0a0f;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  padding: 14px 28px;
  border-radius: var(--r-lg);
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.35);
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.sd-sr-btn-submit:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(212, 175, 55, 0.5);
  filter: brightness(1.05);
}
.sd-sr-btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Loading Steps Box */
.sd-sr-loading-box {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-gold);
  border-radius: var(--r-lg);
  padding: 24px;
  text-align: center;
  margin-top: 20px;
}
.sd-sr-loading-steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 440px;
  margin: 16px auto 0;
  text-align: left;
}
.sd-sr-lstep {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.sd-sr-lstep.active {
  color: var(--gold-primary);
  font-weight: 700;
}
.sd-sr-lstep.done {
  color: var(--success-green);
}

/* ═══════════════════════════════════════════════════════════════
   MINDMAP VISUAL WORKSPACE
   ═══════════════════════════════════════════════════════════════ */
.sd-sr-workspace {
  margin: 0 auto;
  max-width: 1400px;
  padding: 0 16px 60px;
}

/* Top Toolbar */
.sd-sr-w-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-xl);
  padding: 14px 20px;
  margin-bottom: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.sd-sr-w-left {
  display: flex;
  align-items: center;
  gap: 14px;
}
.sd-sr-w-title-wrap h2 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  margin: 0 0 4px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sd-sr-w-stats-pill {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}
.sd-sr-w-tools {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.sd-sr-tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  border-radius: var(--r-md);
  padding: 7px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}
.sd-sr-tool-btn:hover {
  border-color: var(--border-gold);
  background: var(--bg-surface-3);
  color: var(--gold-primary);
}
.sd-sr-tool-btn.active {
  background: var(--gold-soft);
  border-color: var(--gold-primary);
  color: var(--gold-primary);
}
.sd-sr-download-menu {
  position: relative;
  display: inline-block;
}
.sd-sr-download-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 6px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-gold);
  border-radius: var(--r-md);
  padding: 6px;
  min-width: 220px;
  box-shadow: 0 16px 36px rgba(0,0,0,0.6);
  z-index: 100;
  display: none;
}
.sd-sr-download-menu:hover .sd-sr-download-dropdown,
.sd-sr-download-dropdown.show {
  display: block;
}
.sd-sr-dd-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  padding: 8px 12px;
  border-radius: var(--r-sm);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background 0.15s;
}
.sd-sr-dd-item:hover {
  background: var(--gold-soft);
  color: var(--gold-primary);
}

/* Canvas Viewport */
.sd-sr-viewport {
  position: relative;
  width: 100%;
  height: 640px;
  background: radial-gradient(circle at center, #151622 0%, #0a0a0f 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.8), 0 16px 40px rgba(0, 0, 0, 0.5);
  cursor: grab;
}
.sd-sr-viewport.grabbing {
  cursor: grabbing;
}
.sd-sr-grid-overlay {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(212, 175, 55, 0.1) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  opacity: 0.8;
}
.sd-sr-canvas-svg {
  width: 100%;
  height: 100%;
  user-select: none;
  -webkit-user-select: none;
}

/* Mindmap SVG Elements */
.sd-mm-branch-path {
  fill: none;
  stroke-linecap: round;
  transition: stroke 0.3s, stroke-width 0.3s;
}
.sd-mm-node-g {
  cursor: pointer;
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}
.sd-mm-node-g:hover {
  filter: brightness(1.2);
}
.sd-mm-node-rect {
  transition: stroke 0.2s, fill 0.2s, filter 0.2s;
  rx: 10;
  ry: 10;
}
.sd-mm-node-text {
  font-family: var(--font-sans);
  font-weight: 700;
  user-select: none;
}
.sd-mm-toggle-pill {
  cursor: pointer;
  transition: transform 0.15s;
}
.sd-mm-toggle-pill:hover {
  transform: scale(1.15);
}

/* Floating Quick Zoom Controls on bottom-left */
.sd-sr-zoom-dock {
  position: absolute;
  bottom: 16px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(14, 15, 22, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-md);
  padding: 4px;
  z-index: 10;
}
.sd-sr-zd-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  border-radius: var(--r-sm);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.15s;
}
.sd-sr-zd-btn:hover {
  background: var(--bg-surface-3);
  color: var(--text-primary);
}
.sd-sr-zd-label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0 6px;
  color: var(--text-muted);
}

/* Bottom Revision Drawer / Accordion */
.sd-sr-bottom-sheet {
  margin-top: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-xl);
  padding: 24px;
}
.sd-sr-bs-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 14px;
  margin-bottom: 20px;
  overflow-x: auto;
}
.sd-sr-bs-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--r-md);
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}
.sd-sr-bs-tab.active {
  background: var(--bg-surface-2);
  border-color: var(--border-gold);
  color: var(--gold-primary);
}
.sd-sr-bs-panel {
  display: none;
}
.sd-sr-bs-panel.active {
  display: block;
}

/* High-Yield Points Grid */
.sd-sr-takeaways-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 12px;
}
.sd-sr-takeaway-item {
  background: var(--bg-surface-2);
  border-left: 3px solid var(--gold-primary);
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-size: 0.88rem;
  color: var(--text-primary);
  line-height: 1.5;
}

/* Mnemonics Cards Grid */
.sd-sr-mnemonics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.sd-sr-mnem-card {
  background: var(--bg-surface-2);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: var(--r-lg);
  padding: 16px;
  position: relative;
}
.sd-sr-mnem-badge {
  display: inline-block;
  background: linear-gradient(135deg, #7c3aed, #ec4899);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}
.sd-sr-mnem-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}
.sd-sr-mnem-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

/* Active Recall Flashcards */
.sd-sr-flashcards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}
.sd-sr-fc-card {
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.sd-sr-fc-q {
  font-weight: 700;
  font-size: 0.92rem;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.45;
}
.sd-sr-fc-a {
  background: rgba(0, 0, 0, 0.4);
  border-radius: var(--r-md);
  padding: 10px 14px;
  font-size: 0.85rem;
  color: var(--gold-primary);
  line-height: 1.45;
  margin-top: 10px;
  display: none;
}
.sd-sr-fc-btn {
  background: var(--bg-surface-3);
  border: 1px solid var(--border-gold);
  color: var(--gold-primary);
  padding: 6px 12px;
  border-radius: var(--r-sm);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  align-self: flex-start;
}

/* Node Inspector Modal / Drawer */
.sd-node-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.sd-node-modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--r-xl);
  max-width: 560px;
  width: 100%;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8);
  position: relative;
  max-height: 85vh;
  overflow-y: auto;
}
.sd-nm-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
}
.sd-nm-tag {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.sd-nm-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  margin: 0;
}
.sd-nm-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}
.sd-nm-close:hover {
  color: #fff;
}
.sd-nm-summary {
  font-size: 0.94rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 16px;
}
.sd-nm-detail-block {
  background: var(--bg-surface-2);
  border-radius: var(--r-md);
  padding: 12px 16px;
  margin-bottom: 12px;
  border-left: 3px solid var(--gold-primary);
}
.sd-nm-detail-block.exam {
  border-left-color: #ec4899;
}
.sd-nm-detail-block.mnemonic {
  border-left-color: #7c3aed;
}
.sd-nm-block-lbl {
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.sd-nm-block-val {
  font-size: 0.88rem;
  color: var(--text-primary);
  line-height: 1.45;
}

/* Print Styles */
@media print {
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .sd-nav, .sd-feature-tabs-bar, .sd-sr-hero, .sd-sr-card, .sd-sr-w-tools, .sd-sr-zoom-dock, .sd-floating-timer, .sd-floating-chat-btn, .sd-ambient-bg {
    display: none !important;
  }
  .sd-sr-workspace {
    padding: 0 !important;
  }
  .sd-sr-viewport {
    height: 90vh !important;
    background: #fff !important;
    border: none !important;
    box-shadow: none !important;
  }
  .sd-mm-node-rect {
    fill: #f8fafc !important;
    stroke: #0f172a !important;
  }
  .sd-mm-node-text {
    fill: #0f172a !important;
  }
  .sd-mm-branch-path {
    stroke: #475569 !important;
  }
}