/* RuntimePilot — Production AI Engineering Design System (2026) */
:root {
  --bg-dark: #06080d;
  --bg-card: #0b0f19;
  --bg-elevated: #101624;
  --bg-highlight: #162033;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(6, 182, 212, 0.35);
  --border-active: rgba(6, 182, 212, 0.6);
  --cyan-primary: #00f2fe;
  --cyan-muted: #06b6d4;
  --cyan-glow: rgba(6, 182, 212, 0.25);
  --amber-primary: #fbbf24;
  --amber-muted: #d97706;
  --emerald-primary: #10b981;
  --rose-primary: #f43f5e;
  --text-main: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --font-mono: ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Monaco, Consolas, monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.68;
  overflow-x: hidden;
  max-width: 100vw;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(6, 182, 212, 0.08) 0%, transparent 60%),
    linear-gradient(to right, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 40px 40px, 40px 40px;
}

/* Accessibility: Focus visible outline */
:focus-visible {
  outline: 2px solid var(--cyan-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* Section scroll offset for sticky header */
section[id], div[id] {
  scroll-margin-top: 6rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #334155;
}

/* Glassmorphism & Elevation */
.glass-panel {
  background: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.glass-panel:hover {
  border-color: rgba(6, 182, 212, 0.35);
  box-shadow: 0 12px 32px -8px rgba(0, 0, 0, 0.6), 0 0 24px -4px rgba(6, 182, 212, 0.15);
}

.glass-panel-elevated {
  background: rgba(16, 22, 36, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
}

/* Luminous Section Dividers & Ambient Depth Glows */
.section-divider {
  position: relative;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(6, 182, 212, 0.2) 20%, rgba(0, 242, 254, 0.5) 50%, rgba(6, 182, 212, 0.2) 80%, transparent 100%);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
  border: none;
  margin: 0;
}

.ambient-glow-cyan {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.08) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(50px);
  z-index: 0;
}

.ambient-glow-emerald {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.07) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(50px);
  z-index: 0;
}

.ambient-glow-amber {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.06) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(50px);
  z-index: 0;
}

/* Badges & Monospace Tags */
.badge-cyan {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(6, 182, 212, 0.12);
  border: 1px solid rgba(6, 182, 212, 0.35);
  color: var(--cyan-primary);
  padding: 5px 14px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
}

.badge-amber {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: var(--amber-primary);
  padding: 5px 14px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
}

.badge-emerald {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: var(--emerald-primary);
  padding: 5px 14px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
}

.badge-rose {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(244, 63, 94, 0.12);
  border: 1px solid rgba(244, 63, 94, 0.35);
  color: var(--rose-primary);
  padding: 5px 14px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
}

/* Pulsing Status Dots */
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--emerald-primary);
  box-shadow: 0 0 10px var(--emerald-primary);
  animation: pulse-glow-emerald 2s infinite;
}

.pulse-dot-cyan {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan-primary);
  box-shadow: 0 0 10px var(--cyan-primary);
  animation: pulse-glow-cyan 1.8s infinite;
}

@keyframes pulse-glow-cyan {
  0% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 0 0 rgba(6, 182, 212, 0.7); }
  70% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 0 7px rgba(6, 182, 212, 0); }
  100% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 0 0 rgba(6, 182, 212, 0); }
}

@keyframes pulse-glow-emerald {
  0% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); opacity: 1; box-shadow: 0 0 0 7px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); opacity: 0.8; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Gradient Texts */
.gradient-text-cyan {
  background: linear-gradient(135deg, #ffffff 0%, #00f2fe 55%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-amber {
  background: linear-gradient(135deg, #ffffff 0%, #fbbf24 60%, #f59e0b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Action Buttons */
.btn-primary {
  background: linear-gradient(135deg, #06b6d4 0%, #0284c7 100%);
  color: #ffffff;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 4px 20px rgba(6, 182, 212, 0.32);
  text-decoration: none;
  font-size: 0.95rem;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(6, 182, 212, 0.5);
  background: linear-gradient(135deg, #00f2fe 0%, #0284c7 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 10px;
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  font-size: 0.95rem;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn-terminal {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 9px 18px;
  border-radius: 8px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.btn-terminal:hover {
  background: rgba(16, 185, 129, 0.28);
  border-color: rgba(16, 185, 129, 0.65);
  transform: translateY(-1px);
}

/* Nav Bar */
.nav-link {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s ease;
  text-decoration: none;
  cursor: pointer;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan-primary);
}

/* Video Frame */
.video-frame-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #040609;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-accent);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.85), 0 0 32px rgba(6, 182, 212, 0.15);
}

/* ---------------------------------------------------- */
/* 1. HERO CANVAS RUNTIME SIMULATION STYLES             */
/* ---------------------------------------------------- */
.hero-simulation-wrap {
  position: relative;
  width: 100%;
  border-radius: 18px;
  background: radial-gradient(circle at 50% 50%, rgba(16, 24, 40, 0.96), rgba(7, 10, 16, 0.98));
  border: 1px solid rgba(6, 182, 212, 0.28);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.75), inset 0 0 35px rgba(6, 182, 212, 0.06);
  overflow: hidden;
}

#heroTopologySvg {
  display: block;
  width: 100%;
  height: auto;
  background: #070b13;
}

.circuit-path {
  fill: none;
  stroke: rgba(255, 255, 255, 0.12);
  stroke-width: 2;
  stroke-linecap: round;
  transition: stroke 0.3s ease, filter 0.3s ease, opacity 0.3s ease;
}

.circuit-path-active {
  stroke: #00f2fe;
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px rgba(0, 242, 254, 0.7));
}

.circuit-path-error {
  stroke: #f43f5e;
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px rgba(244, 63, 94, 0.7));
}

.circuit-path-fallback {
  stroke: #10b981;
  stroke-width: 2.5;
  filter: drop-shadow(0 0 6px rgba(16, 185, 129, 0.7));
}

.node-box {
  fill: #0c121e;
  stroke: rgba(255, 255, 255, 0.14);
  stroke-width: 1.5;
  rx: 10px;
  transition: stroke 0.25s ease, fill 0.25s ease, filter 0.25s ease;
}

.node-box:hover {
  stroke: #00f2fe;
  fill: #111a2d;
}

.packet-glow-cyan {
  fill: #00f2fe;
  filter: drop-shadow(0 0 8px #00f2fe);
}

.packet-glow-emerald {
  fill: #10b981;
  filter: drop-shadow(0 0 8px #10b981);
}

.packet-glow-rose {
  fill: #f43f5e;
  filter: drop-shadow(0 0 8px #f43f5e);
}

.hero-sim-hud {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 22px;
  background: rgba(9, 13, 22, 0.94);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.sim-pill {
  padding: 7px 14px;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.8rem;
  font-family: var(--font-mono);
}

.sim-pill:hover, .sim-pill.active {
  background: rgba(6, 182, 212, 0.2);
  border-color: rgba(6, 182, 212, 0.55);
  color: var(--cyan-primary);
}

@media (max-width: 640px) {
  .hero-sim-hud {
    padding: 10px 12px;
    gap: 8px;
  }
  .sim-pill {
    padding: 5px 9px;
    font-size: 0.72rem;
  }
}

/* ---------------------------------------------------- */
/* 2. SCROLL-DRIVEN ARCHITECTURAL STORY STYLES          */
/* ---------------------------------------------------- */
.story-stage-card {
  position: relative;
  background: rgba(11, 15, 25, 0.75);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 22px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.story-stage-card:hover, .story-stage-card.active {
  background: rgba(16, 22, 36, 0.96);
  border-color: rgba(6, 182, 212, 0.5);
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.65), 0 0 24px rgba(6, 182, 212, 0.18);
}

.story-step-indicator {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
}

/* ---------------------------------------------------- */
/* 3. INTERACTIVE 7-MODULE ARCHITECTURE PIPELINE STYLES */
/* ---------------------------------------------------- */
.pipeline-track-wrapper {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(6, 182, 212, 0.4) transparent;
}

.pipeline-track {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  padding-bottom: 12px;
}

@media (max-width: 1024px) {
  .pipeline-track {
    grid-template-columns: repeat(7, minmax(130px, 1fr));
    min-width: 950px;
  }
}

.pipeline-node {
  background: rgba(13, 18, 28, 0.9);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 16px 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  user-select: none;
}

.pipeline-node:hover {
  border-color: rgba(6, 182, 212, 0.45);
  background: rgba(18, 25, 40, 0.96);
}

.pipeline-node.active {
  border-color: var(--cyan-primary);
  background: rgba(6, 182, 212, 0.15);
  box-shadow: 0 0 22px rgba(6, 182, 212, 0.28);
}

.pipeline-inspector {
  background: rgba(11, 15, 25, 0.96);
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 22px 48px rgba(0, 0, 0, 0.65);
}

/* ---------------------------------------------------- */
/* 4. CIRCUIT BREAKER FINITE STATE MACHINE WIDGET       */
/* ---------------------------------------------------- */
.fsm-state-node {
  border-radius: 14px;
  padding: 18px;
  text-align: center;
  border: 2px solid transparent;
  transition: all 0.3s ease;
  position: relative;
}

.fsm-state-node.state-closed {
  background: rgba(16, 185, 129, 0.09);
  border-color: rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.fsm-state-node.state-closed.active-state {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--emerald-primary);
  box-shadow: 0 0 28px rgba(16, 185, 129, 0.4);
}

.fsm-state-node.state-open {
  background: rgba(244, 63, 94, 0.09);
  border-color: rgba(244, 63, 94, 0.35);
  color: #fb7185;
}

.fsm-state-node.state-open.active-state {
  background: rgba(244, 63, 94, 0.2);
  border-color: var(--rose-primary);
  box-shadow: 0 0 28px rgba(244, 63, 94, 0.4);
}

.fsm-state-node.state-half-open {
  background: rgba(245, 158, 11, 0.09);
  border-color: rgba(245, 158, 11, 0.35);
  color: #fcd34d;
}

.fsm-state-node.state-half-open.active-state {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--amber-primary);
  box-shadow: 0 0 28px rgba(245, 158, 11, 0.4);
}

.fsm-meter-bar {
  height: 7px;
  background: rgba(255, 255, 255, 0.09);
  border-radius: 9999px;
  overflow: hidden;
}

.fsm-meter-fill {
  height: 100%;
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------------------------------------------------- */
/* 5. MODEL ROUTING LATENCY-BUDGET SIMULATOR            */
/* ---------------------------------------------------- */
.tier-slot {
  background: rgba(11, 15, 25, 0.75);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 16px;
  transition: all 0.25s ease;
}

.tier-slot.active-tier {
  border-color: var(--cyan-primary);
  background: rgba(6, 182, 212, 0.12);
  box-shadow: 0 0 22px rgba(6, 182, 212, 0.25);
}

.tier-slot.failed-tier {
  border-color: var(--rose-primary);
  background: rgba(244, 63, 94, 0.09);
  opacity: 0.75;
}

.latency-timeline-track {
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  position: relative;
  overflow: hidden;
}

.latency-timeline-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #06b6d4, #00f2fe);
  border-radius: 9999px;
  transition: width 0.08s linear;
}

/* ---------------------------------------------------- */
/* 6. LIVE TERMINAL & CODE RUNNER                       */
/* ---------------------------------------------------- */
.terminal-window {
  background: #04060a;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 24px 54px rgba(0, 0, 0, 0.85), 0 0 24px rgba(6, 182, 212, 0.1);
  font-family: var(--font-mono);
}

.terminal-header {
  background: #090d15;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 12px 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.terminal-body {
  padding: 20px 22px;
  font-size: 0.88rem;
  line-height: 1.7;
  color: #cbd5e1;
  max-height: 400px;
  overflow-y: auto;
}

.log-info { color: #38bdf8; font-weight: 600; }
.log-warn { color: #fbbf24; font-weight: 600; }
.log-error { color: #f87171; font-weight: 600; }
.log-success { color: #34d399; font-weight: 600; }
.log-dim { color: #64748b; }

/* ---------------------------------------------------- */
/* 7. VIDEO & CHAPTER CONTROLS                          */
/* ---------------------------------------------------- */
.chapter-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 8px;
  padding: 9px 14px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.chapter-btn:hover {
  background: rgba(6, 182, 212, 0.18);
  border-color: rgba(6, 182, 212, 0.4);
  color: var(--cyan-primary);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(3, 7, 18, 0.85);
  backdrop-filter: blur(14px);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.modal-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background: #0c121d;
  border: 1px solid rgba(6, 182, 212, 0.4);
  border-radius: 20px;
  max-width: 580px;
  width: 100%;
  box-shadow: 0 28px 65px rgba(0, 0, 0, 0.92), 0 0 44px rgba(6, 182, 212, 0.22);
  overflow: hidden;
  transform: scale(0.96);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-backdrop.open .modal-content {
  transform: scale(1);
}

/* Checkout Provider Switcher & Mock States */
.provider-toggle-btn {
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.provider-toggle-btn:hover {
  border-color: rgba(6, 182, 212, 0.4);
  color: var(--text-main);
}

.provider-toggle-btn.active {
  background: rgba(6, 182, 212, 0.2);
  border-color: rgba(6, 182, 212, 0.6);
  color: var(--cyan-primary);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.25);
}

.checkout-state-card {
  animation: modalStateIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes modalStateIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Telemetry Badges */
.telemetry-badge {
  background: rgba(6, 182, 212, 0.05);
  border: 1px solid rgba(6, 182, 212, 0.18);
  padding: 16px 20px;
  border-radius: 12px;
  font-family: var(--font-mono);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.telemetry-badge:hover {
  border-color: rgba(6, 182, 212, 0.4);
  transform: translateY(-1px);
}

/* Code Pre Blocks */
.code-block {
  background: #05080e;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 10px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.65;
  color: #e2e8f0;
  padding: 18px;
  overflow-x: auto;
  max-width: 100%;
  min-width: 0;
  -webkit-overflow-scrolling: touch;
}

.code-block:focus-visible {
  outline: 2px solid var(--cyan-primary);
  outline-offset: 2px;
}

/* Accordions */
.accordion-item {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 12px;
  overflow: hidden;
  background: rgba(11, 15, 25, 0.65);
  margin-bottom: 12px;
}

.accordion-header {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  background: rgba(14, 20, 32, 0.75);
  transition: background 0.2s ease;
}

.accordion-header:hover {
  background: rgba(18, 26, 42, 0.85);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0, 1, 0, 1);
  padding: 0 22px;
}

.accordion-item.open .accordion-body {
  max-height: 1200px;
  padding-bottom: 20px;
  transition: max-height 0.5s ease-in-out;
}

.accordion-item.open .accordion-icon {
  transform: rotate(180deg);
}

.accordion-icon {
  transition: transform 0.25s ease;
}

/* Reduced Motion Fallbacks */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .pulse-dot, .pulse-dot-cyan, .pulse-dot-rose {
    animation: none !important;
  }
}