/* ==========================================================================
   DynaMoE - Official Website Stylesheet
   Theme: Airy, Uplifting, Modern, High-Readability Minimalist Design
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Color Palette - Luminous Daylight & Ambient Soft Accents */
  --bg-main: #f8fafc;
  --bg-gradient-1: #e0f2fe;
  --bg-gradient-2: #ede9fe;
  --bg-gradient-3: #f0fdf4;
  --surface-card: rgba(255, 255, 255, 0.82);
  --surface-card-hover: rgba(255, 255, 255, 0.95);
  --surface-elevated: #ffffff;
  
  /* Text & Contrast */
  --text-primary: #0f172a;     /* Deep slate for ultra-crisp readability */
  --text-secondary: #334155;   /* Balanced body slate */
  --text-muted: #64748b;       /* Subtle tertiary text */
  --text-light: #94a3b8;
  
  /* Brand Accent Colors */
  --accent-primary: #2563eb;   /* Modern Royal Electric Blue */
  --accent-primary-hover: #1d4ed8;
  --accent-secondary: #7c3aed; /* Ethereal Violet */
  --accent-cyan: #06b6d4;      /* High-speed Stream Cyan */
  --accent-emerald: #10b981;   /* Status Green */
  
  /* Gradients */
  --grad-brand: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --grad-text: linear-gradient(135deg, #1e293b 0%, #2563eb 50%, #7c3aed 100%);
  --grad-badge: linear-gradient(135deg, rgba(37, 99, 235, 0.08) 0%, rgba(124, 58, 237, 0.08) 100%);
  --grad-glow: radial-gradient(circle at center, rgba(37, 99, 235, 0.15) 0%, rgba(124, 58, 237, 0.05) 50%, transparent 70%);

  /* Borders & Shadows */
  --border-subtle: rgba(226, 232, 240, 0.85);
  --border-focus: rgba(37, 99, 235, 0.35);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
  --shadow-md: 0 8px 24px -6px rgba(15, 23, 42, 0.06), 0 4px 12px -3px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 20px 36px -10px rgba(15, 23, 42, 0.08), 0 10px 18px -6px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 40px -10px rgba(37, 99, 235, 0.25);

  /* Typography & Sizing */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Monaco, Consolas, monospace;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --max-width: 1160px;
  --container-padding: clamp(1.25rem, 5vw, 2.5rem);
}

/* --- Global Resets & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-secondary);
  line-height: 1.68;
  font-weight: 400;
  letter-spacing: -0.011em;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* --- Ethereal Background Mesh & Ambient Glows --- */
.ambient-mesh {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.mesh-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.6;
  animation: floatSlow 22s ease-in-out infinite alternate;
}

.blob-1 {
  width: 600px;
  height: 600px;
  background: var(--bg-gradient-1);
  top: -150px;
  right: -100px;
}

.blob-2 {
  width: 550px;
  height: 550px;
  background: var(--bg-gradient-2);
  top: 35%;
  left: -150px;
  animation-duration: 28s;
  animation-direction: alternate-reverse;
}

.blob-3 {
  width: 500px;
  height: 500px;
  background: var(--bg-gradient-3);
  bottom: -100px;
  right: 15%;
  opacity: 0.45;
  animation-duration: 24s;
}

@keyframes floatSlow {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -25px) scale(1.05); }
  100% { transform: translate(-20px, 30px) scale(0.95); }
}

/* --- Layout Container --- */
.page-wrap {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

/* --- Header / Navigation --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  transition: all 0.25s ease;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.025em;
}

.brand-logo-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--grad-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
  transition: transform 0.2s ease;
}

.brand-link:hover .brand-logo-icon {
  transform: scale(1.06);
}

.brand-logo-icon svg {
  width: 20px;
  height: 20px;
  fill: #ffffff;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-link:hover {
  color: var(--accent-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* --- Buttons & Pills --- */
.pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  background: var(--grad-badge);
  border: 1px solid rgba(37, 99, 235, 0.18);
  color: var(--accent-primary);
  box-shadow: var(--shadow-sm);
}

.pill-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald);
  animation: pulseDot 2s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.3); opacity: 0.6; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--grad-brand);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--surface-card);
  color: var(--text-primary);
  border-color: var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: #ffffff;
  border-color: var(--border-focus);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 7px 16px;
  font-size: 0.875rem;
}

/* --- Hero Section --- */
.hero-section {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(2.5rem, 6vw, 4.5rem);
  text-align: center;
  position: relative;
}

.hero-badge-wrap {
  margin-bottom: 1.75rem;
  display: flex;
  justify-content: center;
}

.hero-title {
  font-size: clamp(2.35rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.035em;
  color: var(--text-primary);
  max-width: 900px;
  margin: 0 auto 1.5rem;
}

.hero-title .gradient-text {
  background: var(--grad-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  color: var(--text-secondary);
  font-weight: 400;
  line-height: 1.65;
  max-width: 720px;
  margin: 0 auto 2.5rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 3.5rem;
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 1.25rem;
}

.meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent-primary);
}

/* --- Dynamic Pipeline CSS Interactive Diagram --- */
.showcase-container {
  max-width: 920px;
  margin: 0 auto;
  perspective: 1000px;
}

.pipeline-card {
  background: var(--surface-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--radius-xl);
  padding: clamp(1.75rem, 4vw, 2.5rem);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
  overflow: hidden;
  text-align: left;
}

.pipeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
}

.mac-traffic-lights {
  display: flex;
  gap: 7px;
}

.traffic-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.pipeline-status-text {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pipeline-grid {
  display: grid;
  grid-template-columns: 1fr auto 1.2fr auto 1fr;
  align-items: center;
  gap: 12px;
}

.node-box {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
  position: relative;
}

.node-box:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.node-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent-primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.node-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.node-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.stream-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0 4px;
}

.arrow-line {
  width: 32px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  position: relative;
  overflow: hidden;
}

.arrow-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: #ffffff;
  animation: streamAnim 1.8s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes streamAnim {
  0% { left: -100%; }
  100% { left: 100%; }
}

.arrow-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--accent-primary);
  background: rgba(37, 99, 235, 0.08);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

/* Expert Matrix in Router Node */
.experts-mini-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 5px;
  margin-top: 10px;
}

.expert-chip {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-align: center;
  padding: 4px 2px;
  color: var(--text-secondary);
  font-weight: 600;
}

.expert-chip.active {
  background: #eff6ff;
  border-color: #93c5fd;
  color: #1d4ed8;
  box-shadow: 0 0 8px rgba(37, 99, 235, 0.2);
  animation: pulseChip 2.2s infinite ease-in-out;
}

@keyframes pulseChip {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.75; transform: scale(0.96); }
}

/* --- Section Formatting --- */
.section {
  padding: clamp(4rem, 8vw, 6.5rem) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.85rem, 3.8vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.0625rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --- Feature Cards Grid --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--surface-card);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  position: relative;
}

.feature-card:hover {
  background: var(--surface-card-hover);
  border-color: rgba(37, 99, 235, 0.25);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  box-shadow: var(--shadow-sm);
  color: var(--accent-primary);
}

.feature-icon-box svg {
  width: 24px;
  height: 24px;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  letter-spacing: -0.015em;
}

.feature-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  flex-grow: 1;
}

/* --- The MoE Explainer Breakdown --- */
.explainer-banner {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.92) 0%, rgba(240, 246, 255, 0.95) 100%);
  border: 1px solid rgba(219, 234, 254, 0.9);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 5vw, 3.5rem);
  box-shadow: var(--shadow-md);
  margin-top: 1rem;
}

.explainer-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.comparison-box {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--border-subtle);
}

.comparison-box.bottleneck {
  border-left: 4px solid #ef4444;
  margin-bottom: 1rem;
}

.comparison-box.breakthrough {
  border-left: 4px solid var(--accent-primary);
}

.comparison-heading {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.bottleneck .comparison-heading { color: #dc2626; }
.breakthrough .comparison-heading { color: var(--accent-primary); }

.comparison-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* --- Tech Specs & Architecture Matrix --- */
.tech-matrix {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  margin-top: 2rem;
}

.tech-spec-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.tech-spec-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.tech-spec-value {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.tech-spec-detail {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* --- Roadmap / Coming Soon Box --- */
.coming-soon-cta {
  background: var(--grad-brand);
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 3.5rem);
  color: #ffffff;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 50px -10px rgba(37, 99, 235, 0.4);
}

.coming-soon-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.22) 0%, transparent 60%);
  pointer-events: none;
}

.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.coming-soon-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  line-height: 1.15;
}

.coming-soon-desc {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 640px;
  margin: 0 auto 2.5rem;
  opacity: 0.92;
  line-height: 1.6;
}

.roadmap-checklist {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 2.75rem;
}

.roadmap-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
}

.roadmap-item svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.coming-soon-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-white {
  background: #ffffff;
  color: var(--accent-primary);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  background: #f8fafc;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.btn-translucent {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
}

.btn-translucent:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-1px);
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid rgba(226, 232, 240, 0.7);
  background: rgba(248, 250, 252, 0.9);
  padding: 3.5rem 0 2.5rem;
  margin-top: auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
}

.footer-brand {
  max-width: 380px;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-links-group {
  display: flex;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.15s ease;
}

.footer-link:hover {
  color: var(--accent-primary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-license {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* --- Responsive Breakpoints --- */
@media (max-width: 900px) {
  .pipeline-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .stream-arrow {
    transform: rotate(90deg);
    padding: 8px 0;
  }

  .explainer-inner {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none; /* Keep clean on small screens */
  }
}

@media (max-width: 640px) {
  :root {
    --container-padding: 1.25rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .footer-top {
    flex-direction: column;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}