/* ============================================================
   CODERSAO — Premium Design System
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  /* Colors */
  --bg:            #05070B;
  --surface:       #0B1018;
  --surface-2:     #111827;
  --border:        rgba(255, 255, 255, 0.06);
  --border-hover:  rgba(79, 124, 255, 0.3);

  --text-primary:  #FFFFFF;
  --text-secondary:#A1AAB8;
  --text-muted:    #5A6478;

  --accent:        #4F7CFF;
  --accent-end:    #00D4FF;
  --accent-glow:   rgba(79, 124, 255, 0.15);

  --danger:        #FF5F6D;
  --success:       #00C48C;

  /* Gradients */
  --gradient-accent: linear-gradient(135deg, #4F7CFF, #00D4FF);
  --gradient-surface: linear-gradient(135deg, rgba(79,124,255,0.06) 0%, rgba(0,212,255,0.03) 100%);
  --gradient-glow:   radial-gradient(ellipse at center, rgba(79,124,255,0.12) 0%, transparent 70%);

  /* Typography */
  --font-sans:  'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;
  --space-4xl: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 1px 2px rgba(0,0,0,0.4);
  --shadow-md:   0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg:   0 8px 32px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 40px rgba(79,124,255,0.12);

  /* Transitions */
  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast:   150ms;
  --duration-normal: 300ms;
  --duration-slow:   600ms;

  /* Layout */
  --container-max: 1200px;
  --nav-height:    70px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body {
  background-color: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ---- Scroll Progress Bar ---- */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--gradient-accent);
  z-index: 9999;
  transition: width 0.1s linear;
  box-shadow: 0 0 10px rgba(79, 124, 255, 0.5);
}

/* ---- Container ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-md); }
}

/* ---- Sections ---- */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

/* ---- Typography ---- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 1px;
  background: var(--gradient-accent);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.section-title.large-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

.body-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Section Header ---- */
.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

/* ---- Glass Card ---- */
.glass-card {
  background: rgba(11, 16, 24, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color var(--duration-normal) var(--ease-smooth),
              transform var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth);
}

.glass-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow), var(--shadow-lg);
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  text-decoration: none;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-smooth);
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--gradient-accent);
  color: white;
  box-shadow: 0 4px 20px rgba(79, 124, 255, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 30px rgba(79, 124, 255, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--border-hover);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(79,124,255,0.3);
}

.btn-outline:hover {
  background: rgba(79,124,255,0.08);
  border-color: var(--accent);
}

.btn-full { width: 100%; justify-content: center; }

/* ---- Tags ---- */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
}

/* ============================================================
   NAVIGATION
   ============================================================ */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  overflow: visible;
  transition: background var(--duration-normal) var(--ease-smooth),
              border-color var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth);
}

#navbar.scrolled {
  background: rgba(5, 7, 11, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 36px;
  width: auto;
  object-fit: contain;
  display: block;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 4px 12px rgba(79,124,255,0.3);
}

.logo-icon::before {
  content: 'C';
  font-size: 0.9rem;
  font-weight: 900;
  color: white;
  font-family: var(--font-sans);
}

.logo-text {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  list-style: none;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--duration-fast) var(--ease-smooth),
              background var(--duration-fast) var(--ease-smooth);
  text-decoration: none;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}

.nav-cta { flex-shrink: 0; }

/* Ensure the nav CTA button fits within the navbar height */
.nav-cta .btn {
  padding: 0.55rem 1.25rem;
  font-size: 0.875rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all var(--duration-normal) var(--ease-smooth);
}

.mobile-menu {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(5, 7, 11, 0.97);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border);
  padding: var(--space-lg) var(--space-xl);
  transform: translateY(-110%);
  transition: transform var(--duration-normal) var(--ease-out);
  z-index: 999;
}

.mobile-menu.open {
  transform: translateY(0);
}

.mobile-nav-link {
  display: block;
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--duration-fast) var(--ease-smooth);
}

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

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-height) + 6rem) var(--space-xl) 6rem;
}

#particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-bg-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79,124,255,0.12) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(0,212,255,0.06) 0%, transparent 60%);
  pointer-events: none;
  animation: gradientShift 8s ease-in-out infinite alternate;
}

@keyframes gradientShift {
  0%   { opacity: 0.7; transform: scale(1); }
  100% { opacity: 1;   transform: scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  background: rgba(79,124,255,0.06);
  border-radius: var(--radius-full);
  padding: 0.4rem 1rem;
  margin-bottom: var(--space-xl);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-accent);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(79,124,255,0.6);
  animation: pulse-dot 2s ease-in-out infinite;
}

.badge-dot.pulsing {
  animation: pulse-dot 1.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.2rem, 8vw, 6rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin-bottom: var(--space-xl);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 620px;
  margin: 0 auto var(--space-2xl);
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

/* Hero stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* Hero scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50%  { opacity: 1; transform: scaleY(1); }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* Hero Responsiveness */
@media (max-width: 768px) {
  .hero {
    padding: calc(var(--nav-height) + 4rem) var(--space-md) 5rem;
  }
  .hero-stats {
    gap: var(--space-lg);
  }
  .stat-divider {
    display: none;
  }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-section { background: var(--surface); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-text .section-title { margin-top: var(--space-sm); }

.about-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.about-card {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.about-card-icon {
  width: 44px;
  height: 44px;
  background: rgba(79,124,255,0.08);
  border: 1px solid rgba(79,124,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.about-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PRODUCTS
   ============================================================ */
.products-section { background: var(--bg); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.product-card {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.product-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.product-icon {
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.product-badge {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(79,124,255,0.12);
  color: var(--accent);
  border: 1px solid rgba(79,124,255,0.2);
}

.product-badge-ai {
  background: rgba(124,79,255,0.12);
  color: #9F7AFF;
  border-color: rgba(124,79,255,0.2);
}

.product-badge-mobility {
  background: rgba(0,212,255,0.1);
  color: var(--accent-end);
  border-color: rgba(0,212,255,0.2);
}

.product-title {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.product-category {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  flex: 1;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  list-style: none;
}

.product-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  flex: 1;
}

.product-btn {
  margin-top: auto;
  align-self: flex-start;
}

@media (max-width: 1024px) {
  .products-grid { grid-template-columns: 1fr; max-width: 600px; margin: 0 auto; }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); max-width: 100%; }
}

/* ============================================================
   RESEARCH
   ============================================================ */
.research-section {
  background: var(--surface);
  overflow: hidden;
}

.research-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 100% 50%, rgba(0,212,255,0.05) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 0% 50%, rgba(79,124,255,0.06) 0%, transparent 50%);
  pointer-events: none;
}

.research-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.research-body { max-width: 420px; }

.research-pillars {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.02);
  transition: border-color var(--duration-normal) var(--ease-smooth),
              transform var(--duration-normal) var(--ease-smooth);
}

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

.pillar-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  background: rgba(79,124,255,0.08);
  border: 1px solid rgba(79,124,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pillar-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}

.pillar-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

@media (max-width: 900px) {
  .research-content { grid-template-columns: 1fr; }
}

/* ============================================================
   CAPABILITIES
   ============================================================ */
.capabilities-section { background: var(--bg); }

.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-md);
}

.capability-card {
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: center;
  align-items: center;
}

.cap-icon {
  width: 48px;
  height: 48px;
  background: rgba(79,124,255,0.06);
  border: 1px solid rgba(79,124,255,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  transition: background var(--duration-normal) var(--ease-smooth);
}

.capability-card:hover .cap-icon {
  background: rgba(79,124,255,0.12);
}

.capability-card h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
}

.capability-card p {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.5;
}

@media (max-width: 1100px) {
  .capabilities-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 768px) {
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   WHY CODERSAO
   ============================================================ */
.why-section { background: var(--surface); }

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-xl);
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.comparison-card { padding: var(--space-2xl); }

.comparison-header {
  margin-bottom: var(--space-xl);
}

.comparison-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
}

.others-label {
  color: var(--danger);
  background: rgba(255,95,109,0.1);
  border: 1px solid rgba(255,95,109,0.2);
}

.codersao-label {
  color: var(--accent);
  background: rgba(79,124,255,0.1);
  border: 1px solid rgba(79,124,255,0.2);
}

.comparison-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  list-style: none;
}

.comparison-list li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.comparison-vs {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-muted);
  width: 48px;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: rgba(255,255,255,0.02);
  flex-shrink: 0;
}

.codersao-card {
  background: linear-gradient(135deg, rgba(79,124,255,0.04) 0%, rgba(0,212,255,0.02) 100%);
  border-color: rgba(79,124,255,0.15);
}

@media (max-width: 768px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .comparison-vs { display: none; }
}

/* ============================================================
   PROCESS
   ============================================================ */
.process-section { background: var(--bg); }

.process-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: flex-start;
  gap: var(--space-lg);
  position: relative;
  padding: var(--space-lg) 0;
}

.step-number {
  font-size: 0.7rem;
  font-weight: 700;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  color: var(--accent);
  background: rgba(79,124,255,0.08);
  border: 1px solid rgba(79,124,255,0.2);
  border-radius: var(--radius-sm);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
  transition: background var(--duration-normal) var(--ease-smooth),
              box-shadow var(--duration-normal) var(--ease-smooth);
}

.process-step.revealed .step-number {
  background: rgba(79,124,255,0.15);
  box-shadow: 0 0 16px rgba(79,124,255,0.2);
}

.step-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.step-content p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.step-connector {
  position: absolute;
  left: 23px;
  top: calc(var(--space-lg) + 48px);
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, rgba(79,124,255,0.3), transparent);
}

/* ============================================================
   TECH STACK
   ============================================================ */
.stack-section { background: var(--surface); }

.stack-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: var(--space-md);
}

.stack-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-sm);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.02);
  text-align: center;
  cursor: default;
  transition: border-color var(--duration-normal) var(--ease-smooth),
              transform var(--duration-normal) var(--ease-smooth),
              background var(--duration-normal) var(--ease-smooth);
}

.stack-item:hover {
  border-color: var(--border-hover);
  background: rgba(79,124,255,0.05);
  transform: translateY(-4px);
}

.stack-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stack-item span {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  transition: color var(--duration-normal) var(--ease-smooth);
}

.stack-item:hover span { color: var(--text-secondary); }

@media (max-width: 1100px) {
  .stack-grid { grid-template-columns: repeat(5, 1fr); }
}

@media (max-width: 768px) {
  .stack-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   FOUNDER
   ============================================================ */
.founder-section { background: var(--bg); }

.founder-content {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-3xl);
  align-items: center;
}

.founder-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-xl);
  padding: var(--space-2xl);
}

.founder-avatar {
  position: relative;
  flex-shrink: 0;
}

.avatar-ring {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: var(--gradient-accent);
  padding: 2px;
}

.avatar-ring::before {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--surface);
}

.avatar-initials {
  position: absolute;
  inset: 2px;
  border-radius: 50%;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
}

.avatar-img {
  position: absolute;
  inset: 2px;
  width: calc(100% - 4px);
  height: calc(100% - 4px);
  border-radius: 50%;
  object-fit: cover;
}

.founder-name {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.founder-role {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.founder-bio {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

.founder-socials {
  display: flex;
  gap: var(--space-sm);
}

.social-link {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--ease-smooth),
              border-color var(--duration-fast) var(--ease-smooth),
              background var(--duration-fast) var(--ease-smooth);
}

.social-link:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(79,124,255,0.08);
}

@media (max-width: 900px) {
  .founder-content { grid-template-columns: 1fr; }
  .founder-card { flex-direction: column; }
}

/* ============================================================
   CAREERS
   ============================================================ */
.careers-section {
  background: var(--surface);
  text-align: center;
  overflow: hidden;
  position: relative;
}

.careers-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 60% at 50% 50%, rgba(79,124,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.careers-content {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.careers-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--success);
  background: rgba(0,196,140,0.08);
  border: 1px solid rgba(0,196,140,0.2);
  border-radius: var(--radius-full);
  padding: 0.4rem 1rem;
  margin-bottom: var(--space-xl);
}

.careers-body {
  text-align: center;
  max-width: 520px;
  margin: 0 auto var(--space-xl);
}

.careers-roles {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-bottom: var(--space-2xl);
}

.role-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 0.4rem 1rem;
  transition: border-color var(--duration-fast) var(--ease-smooth),
              color var(--duration-fast) var(--ease-smooth);
}

.role-tag:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section { background: var(--bg); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-3xl);
  align-items: flex-start;
}

.contact-left { padding-top: var(--space-md); }

.contact-info {
  margin-top: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Contact Form */
.contact-form {
  padding: var(--space-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-smooth),
              background var(--duration-fast) var(--ease-smooth),
              box-shadow var(--duration-fast) var(--ease-smooth);
  -webkit-appearance: none;
  appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%235A6478' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-group select option {
  background: var(--surface-2);
  color: var(--text-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(79,124,255,0.5);
  background: rgba(79,124,255,0.04);
  box-shadow: 0 0 0 3px rgba(79,124,255,0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: rgba(79,124,255,0.08);
  border: 1px solid rgba(79,124,255,0.2);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--accent);
}

.form-success[hidden] { display: none; }

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: var(--space-3xl) 0 var(--space-xl);
  position: relative;
  overflow: hidden;
}

.footer-glow {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(ellipse at top, rgba(79,124,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-tagline {
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: var(--space-md) 0 var(--space-sm);
}

.footer-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-logo {
  text-decoration: none;
  display: inline-flex;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.footer-nav-group h4 {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}

.footer-nav-group ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  list-style: none;
}

.footer-nav-group a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--duration-fast) var(--ease-smooth);
  text-decoration: none;
}

.footer-nav-group a:hover { color: var(--text-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-credit {
  font-size: 0.75rem;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* AlpheeEats Logo Wrapper */
.product-logo-wrap {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
}

.product-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
   ALPHEEEATS ECOSYSTEM APPS
   ============================================================ */
.ecosystem-apps {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
}

.ecosystem-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.ecosystem-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.eco-app-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-smooth);
}

.eco-app-item:hover {
  background: rgba(79, 124, 255, 0.06);
  border-color: rgba(79, 124, 255, 0.2);
  transform: translateY(-2px);
}

.eco-app-item img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.eco-app-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.eco-app-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.eco-app-role {
  font-size: 0.7rem;
  color: var(--text-muted);
}