/* ============================================
   VULTURE VISUAL SYSTEMS — Global Stylesheet
   Angular. Dynamic. Alive.
   Shape language: sharp diagonals, swept-wing geometry
   ============================================ */

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

:root {
  --bg-primary: #050507;
  --bg-secondary: #0a0a0f;
  --bg-card: #0f0f18;
  --bg-card-hover: #151520;
  --bg-elevated: #181822;
  --text-primary: #f0f0f5;
  --text-secondary: #8a8a9a;
  --text-muted: #55556a;
  --accent: #00d4ff;
  --accent-dim: rgba(0, 212, 255, 0.12);
  --accent-glow: rgba(0, 212, 255, 0.3);
  --accent-hover: #33ddff;
  --accent-deep: #0088cc;
  --border: rgba(255, 255, 255, 0.05);
  --border-light: rgba(255, 255, 255, 0.1);
  --gradient-accent: linear-gradient(135deg, #00d4ff, #0088cc);
  --gradient-dark: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-card: 0 4px 30px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 50px rgba(0, 212, 255, 0.1);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  /* Angular: sharper radii, diagonal-influenced geometry */
  --angle: 3deg;
  --skew: -2deg;
}

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

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  cursor: default;
}

a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-hover); }
img { max-width: 100%; height: auto; display: block; }

::selection { background: var(--accent); color: var(--bg-primary); }

/* --- Cursor Spotlight --- */
.cursor-spotlight {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  will-change: left, top;
}

/* --- Nav Overlay (mobile) --- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 998;
}
.nav-overlay.open { opacity: 1; visibility: visible; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 800; }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 700; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.875rem); }
h4 { font-size: 1.125rem; }

p { color: var(--text-secondary); line-height: 1.7; }
p.large { font-size: 1.2rem; line-height: 1.8; }

.text-accent { color: var(--accent); }
.text-muted { color: var(--text-muted); }
.text-mono { font-family: var(--font-mono); font-size: 0.875rem; }
.text-center { text-align: center; }

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

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* Eyebrow with angular dash */
.eyebrow::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--accent);
  transform: skewX(-20deg);
}

/* --- Layout --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.container-narrow { max-width: 800px; margin: 0 auto; padding: 0 2rem; }

.section {
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
}
.section-sm { padding: 5rem 0; position: relative; overflow: hidden; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

@media (max-width: 968px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 5rem 0; }
}

/* --- Angular Section Dividers --- */
/* Sharp diagonal cuts between sections — vulture wing geometry */
.section-angle-top {
  clip-path: polygon(0 40px, 100% 0, 100% 100%, 0 100%);
  margin-top: -40px;
  padding-top: calc(8rem + 40px);
}

.section-angle-bottom {
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 40px), 0 100%);
}

.section-angle-both {
  clip-path: polygon(0 40px, 100% 0, 100% calc(100% - 40px), 0 100%);
  margin-top: -40px;
  padding-top: calc(8rem + 40px);
  padding-bottom: calc(8rem + 40px);
}

/* Decorative angular line */
.angular-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: skewY(var(--skew));
  pointer-events: none;
  opacity: 0.3;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition);
  background: transparent;
}

.nav.scrolled {
  background: rgba(5, 5, 7, 0.9);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  color: var(--text-primary);
}

.nav-logo img {
  height: 28px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  transition: var(--transition);
  position: relative;
}

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

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform: skewX(-20deg);
}

.nav-cta {
  padding: 0.6rem 1.5rem !important;
  background: var(--accent) !important;
  color: var(--bg-primary) !important;
  border-radius: var(--radius-sm);
  font-weight: 700 !important;
  text-transform: uppercase !important;
  transition: var(--transition);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
}

.nav-cta:hover {
  background: var(--accent-hover) !important;
  box-shadow: 0 4px 25px var(--accent-glow);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: var(--transition);
  transform-origin: center;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translateY(7px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translateY(-7px); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
    transition: var(--transition);
    border-left: 1px solid var(--border);
    z-index: 999;
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1rem; }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font);
  position: relative;
}

.btn svg { width: 16px; height: 16px; transition: transform 0.2s ease; }
.btn:hover svg { transform: translateX(3px); }

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
  /* Angular clip — matching logo geometry */
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  padding: 0.875rem 2.5rem;
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--bg-primary);
  box-shadow: 0 8px 40px var(--accent-glow);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  padding: 0.875rem 2.5rem;
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-ghost { background: transparent; color: var(--accent); padding: 0.875rem 0; }
.btn-ghost:hover { color: var(--accent-hover); }

.btn-group { display: flex; gap: 1rem; flex-wrap: wrap; }

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 5rem;
}

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

/* Particle canvas */
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero h1 { margin-bottom: 1.5rem; }

.hero p.large {
  margin-bottom: 2.5rem;
  max-width: 560px;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border);
}

.hero-stat h3 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
}

.hero-stat p {
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: 0.25rem;
}

@media (max-width: 600px) {
  .hero-stats { gap: 2rem; flex-wrap: wrap; }
}

/* --- Hero Bird Silhouette --- */
/* Large, faded vulture silhouette in the hero bg that reacts to mouse */
.hero-bird {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 55%;
  max-width: 700px;
  opacity: 0.04;
  z-index: 1;
  transition: transform 0.1s linear;
  pointer-events: none;
  filter: blur(0.5px);
}

.hero-bird img {
  width: 100%;
  filter: brightness(0) invert(1);
}

@media (max-width: 968px) {
  .hero-bird { display: none; }
}

/* --- Grid Background --- */
.grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.25;
  mask-image: radial-gradient(ellipse at 30% 50%, black 10%, transparent 60%);
  -webkit-mask-image: radial-gradient(ellipse at 30% 50%, black 10%, transparent 60%);
  transform: skewY(-1deg);
}

/* --- Cards with cursor glow --- */
.card, .spec-card, .contact-info-card, .industry-card, .contact-form-wrapper {
  --mouse-x: 50%;
  --mouse-y: 50%;
  position: relative;
  overflow: hidden;
}

.card::after, .spec-card::after, .industry-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    300px circle at var(--mouse-x) var(--mouse-y),
    rgba(0, 212, 255, 0.06) 0%,
    transparent 100%
  );
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 1;
}

.card:hover::after, .spec-card:hover::after, .industry-card:hover::after {
  opacity: 1;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(0, 212, 255, 0.15);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

/* Angular accent on card top */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--accent);
  transform: skewX(-20deg);
  transform-origin: left;
  opacity: 0;
  transition: var(--transition);
}

.card:hover::before { opacity: 1; width: 80px; }

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--accent);
  /* Angular cut */
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.card-icon svg { width: 24px; height: 24px; }
.card h4 { margin-bottom: 0.75rem; position: relative; z-index: 2; }
.card p { font-size: 0.9375rem; position: relative; z-index: 2; }

/* --- 3D Tilt Cards --- */
.tilt-card {
  transition: transform 0.15s ease;
  transform-style: preserve-3d;
}

/* --- Spec Table --- */
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table td { padding: 1rem 0; font-size: 0.9375rem; }
.spec-table td:first-child {
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  width: 40%;
}
.spec-table td:last-child { color: var(--text-primary); font-weight: 500; }

/* --- Feature Showcase --- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 4rem 0;
}
.feature-row.reverse { direction: rtl; }
.feature-row.reverse > * { direction: ltr; }

.feature-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.feature-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent-dim) 0%, transparent 50%);
  pointer-events: none;
}

.feature-text .eyebrow { margin-bottom: 0.75rem; }
.feature-text h3 { margin-bottom: 1rem; }
.feature-text p { margin-bottom: 1.5rem; }

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.feature-list li svg { width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; margin-top: 2px; }

@media (max-width: 768px) {
  .feature-row { grid-template-columns: 1fr; gap: 2rem; }
  .feature-row.reverse { direction: ltr; }
}

/* --- Quote Block --- */
.quote-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 2.5rem;
  margin: 2rem 0;
  position: relative;
}

.quote-block::before {
  content: '';
  position: absolute;
  top: 0;
  left: -3px;
  width: 3px;
  height: 100%;
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
}

.quote-block blockquote { font-size: 1.125rem; font-style: italic; color: var(--text-primary); line-height: 1.7; margin-bottom: 1rem; }
.quote-block cite { font-size: 0.875rem; color: var(--text-muted); font-style: normal; }

/* --- CTA Banner --- */
.cta-banner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Angular accent lines */
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 20%;
  width: 60%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: skewX(-20deg);
}

.cta-banner::after {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 200px;
  background: radial-gradient(ellipse, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner h2 { margin-bottom: 1rem; position: relative; z-index: 1; }
.cta-banner p { margin-bottom: 2rem; position: relative; z-index: 1; }
.cta-banner .btn-group { justify-content: center; position: relative; z-index: 1; }

/* --- Contact Form --- */
.form-group { margin-bottom: 1.5rem; }
.form-group label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.9375rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.form-group textarea { min-height: 140px; resize: vertical; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }

/* --- Footer --- */
.footer {
  padding: 5rem 0 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg-primary);
  position: relative;
}

/* Angular accent at top of footer */
.footer::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  width: 120px;
  height: 2px;
  background: var(--accent);
  transform: skewX(-20deg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand { display: flex; flex-direction: column; gap: 1rem; }
.footer-brand img { height: 24px; width: auto; }
.footer-brand p { font-size: 0.875rem; max-width: 300px; }

.footer h5 {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.footer-links a { font-size: 0.875rem; color: var(--text-secondary); }
.footer-links a:hover { color: var(--text-primary); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; }
}

/* --- Badge --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 212, 255, 0.2);
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  /* Angular clip */
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.badge svg { width: 14px; height: 14px; }

/* --- Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

.stagger-children > * {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.stagger-children.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.2s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: none; }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.3s; opacity: 1; transform: none; }

/* Reveal line — a horizontal wipe */
.reveal-line {
  position: relative;
  overflow: hidden;
}
.reveal-line::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  transform: translateX(0);
  transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}
.reveal-line.visible::after {
  transform: translateX(101%);
}

/* Split text reveal */
.split-reveal span {
  display: inline-block;
  opacity: 0;
  transform: translateY(100%);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.split-reveal.visible span {
  opacity: 1;
  transform: translateY(0);
}

/* Section active state on mouseenter */
.section-active .angular-line { opacity: 0.5; }

@keyframes pulseGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

@keyframes sweep {
  0% { transform: translateX(-100%) skewX(-20deg); }
  100% { transform: translateX(200%) skewX(-20deg); }
}

/* Sweep effect for hero */
.sweep-line {
  position: absolute;
  height: 1px;
  width: 200px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: sweep 4s ease-in-out infinite;
  pointer-events: none;
}

/* --- Page-specific hero variants --- */
.hero-compact {
  min-height: auto;
  padding: 10rem 0 5rem;
  position: relative;
  overflow: hidden;
}
.hero-compact h1 { font-size: clamp(2rem, 4vw, 3.5rem); }

/* --- Scroll Progress Bar --- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  background: var(--gradient-accent);
  z-index: 1001;
  transition: width 0.1s linear;
}

/* --- Process Steps --- */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; counter-reset: step; }
.process-step { text-align: center; position: relative; }
.process-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.4;
  margin-bottom: 1rem;
}
.process-step h4 { margin-bottom: 0.5rem; font-size: 1rem; }
.process-step p { font-size: 0.8125rem; }
@media (max-width: 768px) { .process-steps { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .process-steps { grid-template-columns: 1fr; } }

/* --- Utility --- */
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-6 { margin-bottom: 3rem; }
.mb-8 { margin-bottom: 4rem; }
.mt-4 { margin-top: 2rem; }
.mt-8 { margin-top: 4rem; }
.mx-auto { margin-left: auto; margin-right: auto; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}