/* ========================================
   (A)²RC — Design Tokens & Component Styles
   Deep space / quantum tech aesthetic
   ======================================== */

/* --- Google Fonts Preconnect --- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300..700&family=Syne:wght@400..800&display=swap');

/* Fontshare - Cabinet Grotesk for display */

:root {
  /* --- Type Scale --- */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* --- Spacing --- */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* --- Fonts --- */
  --font-display: 'Syne', 'Arial Black', sans-serif;
  --font-body:    'Space Grotesk', 'Inter', sans-serif;

  /* --- Radius --- */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Content widths --- */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* ============ LIGHT MODE ============ */
:root, [data-theme="light"] {
  --color-bg:             #f0f2f8;
  --color-surface:        #f5f6fa;
  --color-surface-2:      #ffffff;
  --color-surface-offset: #e8ebf4;
  --color-surface-offset-2: #dde2ef;
  --color-surface-dynamic: #d5daea;
  --color-divider:        #cdd3e6;
  --color-border:         #c0c8df;

  --color-text:           #0f1628;
  --color-text-muted:     #5a6484;
  --color-text-faint:     #9aa3bf;
  --color-text-inverse:   #f0f2f8;

  /* Electric Blue Primary */
  --color-primary:        #2563eb;
  --color-primary-hover:  #1d4ed8;
  --color-primary-active: #1e40af;
  --color-primary-highlight: #dbeafe;
  --color-primary-glow:   rgba(37, 99, 235, 0.15);

  /* Quantum Purple Accent */
  --color-accent:         #7c3aed;
  --color-accent-hover:   #6d28d9;
  --color-accent-highlight: #ede9fe;

  /* Cyan highlight */
  --color-cyan:           #0891b2;
  --color-cyan-highlight: #cffafe;

  --color-success:        #059669;
  --color-warning:        #d97706;
  --color-error:          #dc2626;

  --shadow-sm: 0 1px 3px rgba(15, 22, 40, 0.08);
  --shadow-md: 0 4px 16px rgba(15, 22, 40, 0.1);
  --shadow-lg: 0 12px 40px rgba(15, 22, 40, 0.14);
  --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.2);
  --shadow-glow-purple: 0 0 40px rgba(124, 58, 237, 0.2);
}

/* ============ DARK MODE ============ */
[data-theme="dark"] {
  --color-bg:             #080c18;
  --color-surface:        #0d1225;
  --color-surface-2:      #121830;
  --color-surface-offset: #0f1628;
  --color-surface-offset-2: #141c35;
  --color-surface-dynamic: #1a2244;
  --color-divider:        #1e2a4a;
  --color-border:         #253058;

  --color-text:           #e2e8f8;
  --color-text-muted:     #8896bb;
  --color-text-faint:     #4a5578;
  --color-text-inverse:   #0f1628;

  --color-primary:        #60a5fa;
  --color-primary-hover:  #93c5fd;
  --color-primary-active: #bfdbfe;
  --color-primary-highlight: #1e3a6e;
  --color-primary-glow:   rgba(96, 165, 250, 0.12);

  --color-accent:         #a78bfa;
  --color-accent-hover:   #c4b5fd;
  --color-accent-highlight: #2e1065;

  --color-cyan:           #22d3ee;
  --color-cyan-highlight: #083344;

  --color-success:        #34d399;
  --color-warning:        #fbbf24;
  --color-error:          #f87171;

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 60px rgba(96, 165, 250, 0.15);
  --shadow-glow-purple: 0 0 60px rgba(167, 139, 250, 0.15);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #080c18;
    --color-surface:        #0d1225;
    --color-surface-2:      #121830;
    --color-surface-offset: #0f1628;
    --color-surface-offset-2: #141c35;
    --color-surface-dynamic: #1a2244;
    --color-divider:        #1e2a4a;
    --color-border:         #253058;
    --color-text:           #e2e8f8;
    --color-text-muted:     #8896bb;
    --color-text-faint:     #4a5578;
    --color-text-inverse:   #0f1628;
    --color-primary:        #60a5fa;
    --color-primary-hover:  #93c5fd;
    --color-primary-active: #bfdbfe;
    --color-primary-highlight: #1e3a6e;
    --color-primary-glow:   rgba(96, 165, 250, 0.12);
    --color-accent:         #a78bfa;
    --color-accent-hover:   #c4b5fd;
    --color-accent-highlight: #2e1065;
    --color-cyan:           #22d3ee;
    --color-cyan-highlight: #083344;
    --color-success:        #34d399;
    --color-warning:        #fbbf24;
    --color-error:          #f87171;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 60px rgba(96, 165, 250, 0.15);
    --shadow-glow-purple: 0 0 60px rgba(167, 139, 250, 0.15);
  }
}

/* ============ LAYOUT ============ */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-6), 5vw, var(--space-16));
}

.container--narrow { max-width: var(--content-narrow); }
.container--default { max-width: var(--content-default); }

section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

/* ============ HEADER / NAV ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 85%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-interactive);
}

.site-header--scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.nav-logo-text sup {
  font-size: 0.6em;
  vertical-align: super;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text-muted);
  transition: color var(--transition-interactive);
  letter-spacing: 0.01em;
}

.nav-links a:hover { color: var(--color-primary); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: background var(--transition-interactive), color var(--transition-interactive);
}
.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

/* Mobile Nav Toggle */
.nav-mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.nav-mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition-interactive), opacity var(--transition-interactive);
  border-radius: 2px;
}

@media (max-width: 768px) {
  .nav-mobile-toggle { display: flex; }
  .nav-links {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-8);
    background: var(--color-bg);
    z-index: 200;
    font-size: var(--text-xl);
  }
  .nav-links.open { display: flex; }
  .nav-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    font-size: var(--text-2xl);
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
  }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-highlight);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
}
.btn-ghost:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* ============ HERO ============ */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-bg);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.25;
}

[data-theme="dark"] .hero-bg img { opacity: 0.35; }

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    color-mix(in oklab, var(--color-bg) 60%, transparent) 0%,
    color-mix(in oklab, var(--color-bg) 30%, transparent) 50%,
    color-mix(in oklab, var(--color-bg) 60%, transparent) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-32);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}

.hero-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.0;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  max-width: 16ch;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-bottom: var(--space-10);
  line-height: 1.65;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  align-items: center;
}

.hero-stats {
  display: flex;
  gap: var(--space-12);
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.hero-stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

/* ============ SECTION HEADERS ============ */
.section-eyebrow {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-5);
  line-height: 1.1;
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.7;
}

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

.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.mission-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.mission-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mission-image-badge {
  position: absolute;
  bottom: var(--space-6);
  left: var(--space-6);
  background: color-mix(in oklab, var(--color-surface) 90%, transparent);
  backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
}

.mission-pillars {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.pillar-card {
  padding: var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.pillar-icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-2);
}

.pillar-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.pillar-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  max-width: none;
}

@media (max-width: 768px) {
  .mission-grid { grid-template-columns: 1fr; }
  .mission-pillars { grid-template-columns: 1fr 1fr; }
}

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

.products-intro {
  text-align: center;
  max-width: var(--content-default);
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.products-intro .section-subtitle { margin-inline: auto; }

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.product-card {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  transition: transform var(--transition-interactive),
              box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
  cursor: default;
}

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

.product-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms var(--ease-out);
}

.product-card:hover .product-card-image img {
  transform: scale(1.04);
}

.product-card-body {
  padding: var(--space-6);
}

.product-card-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.product-card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  line-height: 1.2;
}

.product-card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* Featured card (spans 2 cols) */
.product-card--featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.product-card--featured .product-card-image {
  aspect-ratio: auto;
  height: 100%;
}

@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .product-card--featured { grid-column: span 2; }
}

@media (max-width: 640px) {
  .products-grid { grid-template-columns: 1fr; }
  .product-card--featured { grid-column: span 1; grid-template-columns: 1fr; }
  .product-card--featured .product-card-image { height: 200px; }
}

/* ============ TECHNOLOGY ============ */
.tech-section {
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}

.tech-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  pointer-events: none;
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.tech-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  position: relative;
}

.tech-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.tech-pillars {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.tech-pillar {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.tech-pillar:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.tech-pillar-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
}

.tech-pillar-title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.tech-pillar-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

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

/* ============ INDUSTRIES ============ */
.industries-section {
  background: var(--color-bg);
}

.industries-intro {
  text-align: center;
  margin-bottom: var(--space-16);
}

.industries-intro .section-subtitle { margin-inline: auto; }

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.industry-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: transform var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
}

.industry-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.industry-icon {
  font-size: 2rem;
  margin-bottom: var(--space-3);
  display: block;
}

.industry-name {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.industry-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.55;
  max-width: none;
}

@media (max-width: 1024px) {
  .industries-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .industries-grid { grid-template-columns: 1fr; }
}

/* ============ FOUNDER ============ */
.founder-section {
  background: var(--color-surface);
  position: relative;
  overflow: hidden;
}

.founder-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 50vw;
  height: 50vw;
  background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
  pointer-events: none;
}

.founder-grid {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--space-16);
  align-items: start;
  position: relative;
  z-index: 1;
}

.founder-photo-wrap {
  position: relative;
}

.founder-photo {
  width: 100%;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--color-surface-dynamic);
  border: 2px solid var(--color-border);
}

.founder-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.founder-badge {
  position: absolute;
  bottom: -var(--space-6);
  right: -var(--space-4);
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-align: center;
  box-shadow: var(--shadow-glow);
  transform: translateY(8px) translateX(8px);
}

.founder-content {
  padding-top: var(--space-4);
}

.founder-name {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.founder-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}

.founder-bio {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-8);
  max-width: 68ch;
}

.founder-highlights {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.founder-highlight {
  padding: var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.founder-highlight-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.founder-highlight-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
}

.founder-awards {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.founder-award {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.founder-award-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .founder-grid {
    grid-template-columns: 1fr;
  }
  .founder-photo {
    max-width: 280px;
    aspect-ratio: 1/1;
  }
  .founder-highlights { grid-template-columns: repeat(2, 1fr); }
}

/* ============ CTA BANNER ============ */
.cta-section {
  background: var(--color-bg);
}

.cta-banner {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: var(--radius-2xl);
  padding: clamp(var(--space-12), 6vw, var(--space-24));
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.cta-banner-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: var(--space-4);
  position: relative;
  max-width: none;
}

.cta-banner-subtitle {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-8);
  max-width: 52ch;
  margin-inline: auto;
  position: relative;
}

.cta-banner .btn-white {
  background: #fff;
  color: var(--color-accent);
  font-weight: 700;
  position: relative;
}
.cta-banner .btn-white:hover {
  background: rgba(255,255,255,0.92);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.cta-banner .btn-outline-white {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  position: relative;
}
.cta-banner .btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.9);
  transform: translateY(-1px);
}

.cta-banner-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* ============ FOOTER ============ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-16) var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.footer-logo sup {
  font-size: 0.6em;
  vertical-align: super;
  color: var(--color-primary);
}

.footer-brand-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: none;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-links a:hover { color: var(--color-primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-bottom-text {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: none;
}

.footer-bottom-text a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}
.footer-bottom-text a:hover { color: var(--color-primary); }

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ============ SCROLL ANIMATIONS ============ */
.fade-in {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 80%;
  }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

/* ============ BADGE / CHIP ============ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
}

.badge-blue {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}

.badge-purple {
  background: var(--color-accent-highlight);
  color: var(--color-accent);
}

.badge-cyan {
  background: var(--color-cyan-highlight);
  color: var(--color-cyan);
}

/* Fix: hide mobile close button on desktop */
.nav-close {
  display: none;
}
@media (max-width: 768px) {
  .nav-close {
    display: block;
  }
}

/* Fix: prevent hero title overflow on mobile */
@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2.2rem, 10vw, 3.5rem);
    word-break: break-word;
    overflow-wrap: break-word;
  }
}