/* ============================================
   MARK LOUGHRIDGE — PREMIUM DIGITAL ARCHIVE
   Design System: Data Architecture / Enterprise Intelligence
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500&display=swap');

/* ── CSS Custom Properties ── */
:root {
  /* Primary Palette — Deep Navy + Graphite + Metallic */
  --navy-950: #0a0e1a;
  --navy-900: #0d1226;
  --navy-800: #131a36;
  --navy-700: #1a2347;
  --navy-600: #243059;
  --navy-500: #2f3f6e;

  /* Accent — Electric Blue + Metallic Teal */
  --accent-primary: #3b82f6;
  --accent-secondary: #06b6d4;
  --accent-tertiary: #8b5cf6;
  --accent-gold: #c4a35a;
  --accent-warm: #f59e0b;

  /* Graphite */
  --graphite-900: #111827;
  --graphite-800: #1f2937;
  --graphite-700: #374151;
  --graphite-600: #4b5563;
  --graphite-500: #6b7280;
  --graphite-400: #9ca3af;
  --graphite-300: #d1d5db;
  --graphite-200: #e5e7eb;
  --graphite-100: #f3f4f6;

  /* Text */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --text-accent: #60a5fa;
  --text-white: #ffffff;

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-bg-hover: rgba(255, 255, 255, 0.07);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.15);

  /* Typography Scale */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --fs-hero: clamp(3rem, 6vw, 5.5rem);
  --fs-h1: clamp(2.2rem, 4vw, 3.5rem);
  --fs-h2: clamp(1.6rem, 3vw, 2.4rem);
  --fs-h3: clamp(1.2rem, 2vw, 1.6rem);
  --fs-body: clamp(0.95rem, 1.2vw, 1.1rem);
  --fs-small: clamp(0.8rem, 1vw, 0.9rem);
  --fs-micro: 0.75rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width: 1300px;
  --nav-height: 72px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --transition-fast: 200ms var(--ease-out);
  --transition-base: 350ms var(--ease-out);
  --transition-slow: 600ms var(--ease-out);

  /* Borders */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-primary);
  background-color: var(--navy-950);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  font-size: var(--fs-body);
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-display); line-height: 1.15; font-weight: 700; }

/* ── Animated Background Grid ── */
.bg-grid {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-grid::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.08), transparent);
}

/* ── Ambient Orbs ── */
.ambient-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  animation: orb-drift 20s ease-in-out infinite alternate;
}
.ambient-orb--1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12), transparent 70%);
  top: -10%; right: -10%;
}
.ambient-orb--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.08), transparent 70%);
  bottom: 10%; left: -5%;
  animation-delay: -7s;
}
.ambient-orb--3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06), transparent 70%);
  top: 40%; right: 20%;
  animation-delay: -14s;
}
@keyframes orb-drift {
  0% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
  100% { transform: translate(10px, -10px) scale(1.02); }
}

/* ── Page Wrapper ── */
.page-wrapper {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  background: rgba(10, 14, 26, 0.8);
  border-bottom: 1px solid var(--glass-border);
  transition: all var(--transition-base);
}
.nav.scrolled {
  background: rgba(10, 14, 26, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}
.nav__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.nav__logo-mark {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  color: white;
  letter-spacing: -0.5px;
}
.nav__name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}
.nav__name span {
  color: var(--text-secondary);
  font-weight: 400;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav__link {
  position: relative;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  letter-spacing: 0.3px;
}
.nav__link:hover,
.nav__link.active {
  color: var(--text-primary);
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transition: all var(--transition-base);
  transform: translateX(-50%);
  border-radius: 2px;
}
.nav__link:hover::after,
.nav__link.active::after {
  width: 60%;
}

/* Mobile Menu Toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}
.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

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

/* ── Section System ── */
.section {
  padding: var(--space-3xl) 0;
  position: relative;
}
.section--hero {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  min-height: 100vh;
  display: flex;
  align-items: center;
}
.section__label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: var(--space-md);
}
.section__label::before {
  content: '';
  width: 28px; height: 1px;
  background: var(--accent-primary);
}
.section__title {
  font-size: var(--fs-h1);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section__subtitle {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  max-width: 650px;
  line-height: 1.8;
}

/* ── Card System ── */
.card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.03), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}
.card:hover::before { opacity: 1; }
.card__icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.3rem;
}
.card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}
.card__text {
  color: var(--text-secondary);
  font-size: var(--fs-body);
  line-height: 1.7;
}

/* ── Grid Layouts ── */
.grid { display: grid; gap: var(--space-lg); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--2-1 { grid-template-columns: 2fr 1fr; }
.grid--1-2 { grid-template-columns: 1fr 2fr; }

/* ── Stat Block ── */
.stat-block {
  text-align: center;
  padding: var(--space-lg);
}
.stat-block__number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: var(--space-xs);
}
.stat-block__label {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Button System ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: var(--fs-small);
  letter-spacing: 0.5px;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.btn--primary {
  background: linear-gradient(135deg, var(--accent-primary), #2563eb);
  color: white;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}
.btn--outline {
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  background: var(--glass-bg);
}
.btn--outline:hover {
  border-color: var(--accent-primary);
  background: rgba(59, 130, 246, 0.08);
}

/* ── Divider ── */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
  margin: var(--space-2xl) 0;
}

/* ── Image Systems ── */
.img-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--glass-border);
}
.img-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--navy-900);
}
.img-frame--cover img {
  object-fit: cover;
}
.img-frame--portrait {
  aspect-ratio: 3 / 4;
}
.img-frame--portrait img {
  object-fit: cover;
  object-position: top center;
}
.img-frame--landscape {
  aspect-ratio: 16 / 9;
}
.img-frame--landscape img {
  object-fit: cover;
  object-position: center;
}
.img-frame--hero {
  aspect-ratio: 4 / 5;
}
.img-frame--hero img {
  object-fit: cover;
  object-position: top center;
}

/* ── Timeline ── */
.timeline {
  position: relative;
  padding-left: var(--space-xl);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary), transparent);
}
.timeline__item {
  position: relative;
  padding-bottom: var(--space-xl);
}
.timeline__item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-xl) - 5px);
  top: 6px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--accent-primary);
  border: 3px solid var(--navy-950);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}
.timeline__year {
  font-family: var(--font-mono);
  font-size: var(--fs-small);
  color: var(--accent-primary);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}
.timeline__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}
.timeline__text {
  color: var(--text-secondary);
  font-size: var(--fs-body);
  line-height: 1.7;
}

/* ── Blockquote ── */
.quote-block {
  position: relative;
  padding: var(--space-xl);
  background: var(--glass-bg);
  border-left: 3px solid var(--accent-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: var(--space-xl) 0;
}
.quote-block__text {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 500;
  color: var(--text-primary);
  font-style: italic;
  line-height: 1.6;
}
.quote-block__attr {
  margin-top: var(--space-sm);
  font-size: var(--fs-small);
  color: var(--text-tertiary);
}

/* ── Gallery Grid ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-md);
}
.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  transition: all var(--transition-base);
  position: relative;
  aspect-ratio: 1 / 1;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: var(--navy-900);
  transition: transform var(--transition-slow);
}
.gallery-item:hover {
  border-color: var(--accent-primary);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}
.gallery-item:hover img {
  transform: scale(1.03);
}
.gallery-item__overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: var(--space-md);
  background: linear-gradient(transparent, rgba(10, 14, 26, 0.85));
  transform: translateY(100%);
  transition: transform var(--transition-base);
}
.gallery-item:hover .gallery-item__overlay {
  transform: translateY(0);
}
.gallery-item__caption {
  font-size: var(--fs-small);
  color: var(--text-primary);
  font-weight: 500;
}

/* ── Footer ── */
.footer {
  background: var(--navy-900);
  border-top: 1px solid var(--glass-border);
  padding: var(--space-xl) 0 var(--space-lg);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}
.footer__brand-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}
.footer__brand-desc {
  color: var(--text-secondary);
  font-size: var(--fs-small);
  max-width: 350px;
  line-height: 1.7;
}
.footer__heading {
  font-family: var(--font-display);
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-md);
}
.footer__link {
  display: block;
  color: var(--text-secondary);
  font-size: var(--fs-small);
  padding: 4px 0;
  transition: color var(--transition-fast);
}
.footer__link:hover { color: var(--accent-primary); }
.footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}
.footer__social-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}
.footer__social-icon:hover {
  background: rgba(59, 130, 246, 0.1);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-2px);
}
.footer__bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.footer__contact-info {
  font-size: var(--fs-micro);
  color: var(--text-tertiary);
}
.footer__contact-info a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}
.footer__contact-info a:hover { color: var(--accent-primary); }
.footer__credit {
  font-size: var(--fs-micro);
  color: var(--text-tertiary);
}
.footer__credit a {
  color: var(--text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
}
.footer__credit a:hover { color: var(--accent-primary); }

/* ── Password Gate ── */
.gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.gate__bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(ellipse 60% 40% at 50% 30%, rgba(59, 130, 246, 0.08), transparent),
    radial-gradient(ellipse 50% 60% at 70% 70%, rgba(6, 182, 212, 0.05), transparent),
    var(--navy-950);
}
.gate__card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
  padding: var(--space-xl);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  text-align: center;
}
.gate__icon {
  width: 64px; height: 64px;
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}
.gate__title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}
.gate__subtitle {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}
.gate__form { display: flex; flex-direction: column; gap: var(--space-md); }
.gate__input {
  width: 100%;
  padding: 16px 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: var(--fs-body);
  outline: none;
  transition: all var(--transition-fast);
  text-align: center;
  letter-spacing: 4px;
}
.gate__input::placeholder {
  letter-spacing: 1px;
  color: var(--text-tertiary);
}
.gate__input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  background: rgba(255, 255, 255, 0.06);
}
.gate__input.error {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
  animation: gate-shake 0.4s ease;
}
.gate__btn {
  padding: 16px;
  background: linear-gradient(135deg, var(--accent-primary), #2563eb);
  color: white;
  border-radius: var(--radius-sm);
  font-size: var(--fs-body);
  font-weight: 600;
  letter-spacing: 0.5px;
  transition: all var(--transition-fast);
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.gate__btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}
.gate__error {
  font-size: var(--fs-small);
  color: #ef4444;
  opacity: 0;
  transform: translateY(-5px);
  transition: all var(--transition-fast);
}
.gate__error.visible {
  opacity: 1;
  transform: translateY(0);
}
@keyframes gate-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-8px); }
  50% { transform: translateX(8px); }
  75% { transform: translateX(-4px); }
}

/* ── Page Transition ── */
.page-enter {
  animation: pageIn 0.6s var(--ease-out) forwards;
}
@keyframes pageIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Reveal Animation ── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ── Hero-Specific ── */
.hero__content { max-width: 700px; }
.hero__title {
  font-size: var(--fs-hero);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: var(--space-md);
}
.hero__title-gradient {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero__lead {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
  max-width: 560px;
}
.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}
.hero__meta {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--glass-border);
}

.hero__meta-label {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hero__meta-value {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 700;
  color: var(--text-primary);
}

/* ── Data Viz Decorators ── */
.data-line {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-xs);
}
.data-line__bar {
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transition: width 1.2s var(--ease-out);
}
.data-line__label {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--text-tertiary);
  white-space: nowrap;
}

/* ── Contact Form ── */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.contact-form__group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.contact-form__label {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--text-secondary);
}
.contact-form__input,
.contact-form__textarea {
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: var(--fs-body);
  outline: none;
  transition: all var(--transition-fast);
}
.contact-form__input:focus,
.contact-form__textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
}
.contact-form__textarea {
  resize: vertical;
  min-height: 140px;
}
.contact-info-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}
.contact-info-card__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--glass-border);
}
.contact-info-card__item:last-child { border-bottom: none; }
.contact-info-card__icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(59, 130, 246, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.contact-info-card__label {
  font-size: var(--fs-micro);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.contact-info-card__value {
  font-size: var(--fs-body);
  color: var(--text-primary);
  font-weight: 500;
}
.contact-info-card__value a {
  color: var(--accent-primary);
  transition: color var(--transition-fast);
}
.contact-info-card__value a:hover { color: var(--accent-secondary); }

/* ── Article / Legacy Cards ── */
.article-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-base);
}
.article-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}
.article-card__img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: top center;
}
.article-card__body {
  padding: var(--space-lg);
}
.article-card__tag {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: var(--space-xs);
}
.article-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-h3);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}
.article-card__excerpt {
  font-size: var(--fs-body);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ── Page Banner ── */
.page-banner {
  padding-top: calc(var(--nav-height) + var(--space-3xl));
  padding-bottom: var(--space-2xl);
  position: relative;
  overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(59, 130, 246, 0.06), transparent);
}
.page-banner__inner {
  position: relative;
  z-index: 1;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--2-1, .grid--1-2 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-height: 64px; }

  .nav__links {
    position: fixed;
    top: 0; right: -100%;
    width: 80%; max-width: 320px;
    height: 100vh;
    background: rgba(10, 14, 26, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--nav-height) + var(--space-lg)) var(--space-lg);
    gap: var(--space-xs);
    transition: right var(--transition-base);
    border-left: 1px solid var(--glass-border);
    z-index: 999;
  }
  .nav__links.open { right: 0; }
  .nav__toggle { display: flex; }
  .nav__link { padding: var(--space-sm) 0; font-size: var(--fs-body); }

  .container { padding: 0 var(--space-md); }

  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .grid--2-1, .grid--1-2 { grid-template-columns: 1fr; }

  .hero__meta {
    flex-direction: column;
    gap: var(--space-md);
  }

  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .section { padding: var(--space-2xl) 0; }
  .section--hero { padding-top: calc(var(--nav-height) + var(--space-2xl)); }

  .gallery-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--space-sm); }
  .card { padding: var(--space-md); }
  .quote-block { padding: var(--space-md); }
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
}

/* ── Utility Classes ── */
.text-gradient {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }