/* ============================================================
   VIOLUXION — Design System & Global Styles
   Precision Engineering. Controlled Transformation.
   Hybrid Dark/Light Theme Edition
   ============================================================ */

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video, svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

/* --- Design Tokens --- */
:root {
  /* Colors — Dark Theme (default) */
  --color-black: #1A1A1A;
  --color-graphite: #141414;
  --color-dark: #1A1A1A;
  --color-dark-elevated: #222222;
  --color-border: #2A2A2A;
  --color-mid: #7C7C7C;
  --color-muted: #8A8A8A;
  --color-light: #C5C5C5;
  --color-off-white: #E8E8E8;
  --color-white: #F5F5F5;
  --color-pure-white: #FFFFFF;
  --color-accent: #2A6FFF;
  --color-accent-hover: #4A8AFF;
  --color-accent-dim: rgba(42, 111, 255, 0.12);
  --color-accent-line: rgba(42, 111, 255, 0.35);

  /* Colors — Light Theme (for light sections) */
  --color-light-bg: #EEEEF0;
  --color-light-card: #F7F7F9;
  --color-light-elevated: #FFFFFF;
  --color-light-border: #D8D9DD;
  --color-light-text-heading: #1A1A1A;
  --color-light-text-body: #4A4A4A;
  --color-light-text-muted: #5F6673;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-display: 'Orbitron', sans-serif;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.75rem;
  --text-5xl: clamp(2.5rem, 5vw, 4rem);
  --text-6xl: clamp(3rem, 6vw, 5.5rem);
  --text-hero: clamp(3.25rem, 7vw, 6.5rem);

  --weight-light: 300;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  --tracking-tight: -0.02em;
  --tracking-normal: 0em;
  --tracking-wide: 0.02em;
  --tracking-wider: 0.04em;
  --tracking-widest: 0.1em;

  --leading-none: 1;
  --leading-tight: 1.1;
  --leading-snug: 1.25;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;
  --space-6xl: 10rem;
  --space-section: clamp(5rem, 10vw, 9rem);

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --container-wide: 1400px;
  --grid-gap: 2rem;
  --sidebar-width: 280px;

  /* Borders */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-base: 250ms;
  --duration-slow: 400ms;

  /* Z-Index Scale */
  --z-base: 1;
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-overlay: 30;
  --z-modal: 40;
  --z-toast: 50;
}

/* --- Accessibility --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Skip Link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-pure-white);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  z-index: var(--z-toast);
  transition: top var(--duration-fast) var(--ease-out);
}

.skip-link:focus {
  top: var(--space-md);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

.container--wide {
  max-width: var(--container-wide);
}

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

.section--dark {
  background-color: var(--color-black);
  color: var(--color-white);
}

.section--light {
  background-color: var(--color-light-bg);
  color: var(--color-light-text-body);
}

.section--white {
  background-color: var(--color-light-elevated);
  color: var(--color-light-text-body);
}

.section--elevated {
  background-color: var(--color-graphite);
}

.section--border-top {
  border-top: 1px solid var(--color-border);
}

/* Accent gradient top border — used where dark meets light */
.section--accent-top {
  position: relative;
}

.section--accent-top::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent) 30%, var(--color-accent) 70%, transparent);
  opacity: 0.5;
  z-index: 1;
}

/* Card app body padding (inside image-topped cards) */
.card__app-body {
  padding: var(--space-xl) var(--space-2xl) var(--space-2xl);
}

.section--light .section-header__title,
.section--white .section-header__title {
  color: var(--color-light-text-heading);
}

.section--light .section-header__desc,
.section--white .section-header__desc {
  color: var(--color-light-text-body);
}

.section--light h1,
.section--light .h1,
.section--light h2,
.section--light .h2,
.section--light h3,
.section--light .h3 {
  color: var(--color-light-text-heading);
}

.section--white h1,
.section--white .h1,
.section--white h2,
.section--white .h2,
.section--white h3,
.section--white .h3 {
  color: var(--color-light-text-heading);
}

.section--light p,
.section--white p {
  color: var(--color-light-text-body);
}

.section--light .label,
.section--white .label {
  color: #1E5FD9;
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--grid-gap);
}

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

@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }
.gap-2xl { gap: var(--space-2xl); }

/* --- Typography --- */
.label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  line-height: var(--leading-none);
}

h1, .h1 {
  font-size: var(--text-hero);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-pure-white);
}

h2, .h2 {
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-pure-white);
}

h3, .h3 {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-snug);
  color: var(--color-pure-white);
}

h4, .h4 {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-normal);
  line-height: var(--leading-snug);
  color: var(--color-off-white);
}

h5, .h5 {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  line-height: var(--leading-snug);
  color: var(--color-off-white);
}

p {
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-muted);
  max-width: 65ch;
}

p.lead {
  font-size: var(--text-lg);
  color: var(--color-light);
  line-height: var(--leading-relaxed);
}

.text-muted { color: var(--color-muted); }
.text-light { color: var(--color-light); }
.text-white { color: var(--color-pure-white); }
.text-accent { color: var(--color-accent); }
.text-center { text-align: center; }
.text-sm { font-size: var(--text-sm); }

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  padding: var(--space-lg) 0;
  background-color: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: background-color var(--duration-base) var(--ease-out),
              padding var(--duration-base) var(--ease-out),
              backdrop-filter var(--duration-base) var(--ease-out);
}

/* Desktop only: transparent nav until scrolled */
@media (min-width: 769px) {
  .nav:not(.nav--scrolled) {
    background-color: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.nav--scrolled {
  background-color: rgba(26, 26, 26, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}

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

/* Legacy .nav__logo kept for other pages not yet updated */
.nav__logo {
  font-family: 'Orbitron', sans-serif;
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-pure-white);
  transition: opacity var(--duration-fast) var(--ease-out);
}

.nav__logo:hover {
  opacity: 0.8;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  color: var(--color-muted);
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--duration-base) var(--ease-out);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-pure-white);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__cta {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  color: var(--color-pure-white);
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-border);
  transition: border-color var(--duration-fast) var(--ease-out),
              background-color var(--duration-fast) var(--ease-out);
}

.nav__cta:hover {
  border-color: var(--color-accent);
  background-color: var(--color-accent-dim);
}

/* Mobile Navigation */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  cursor: pointer;
}

.nav__toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background-color: var(--color-pure-white);
  transition: transform var(--duration-base) var(--ease-out),
              opacity var(--duration-base) var(--ease-out);
}

.nav__toggle--open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav__toggle--open span:nth-child(2) {
  opacity: 0;
}

.nav__toggle--open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

@media (max-width: 768px) {
  .nav__toggle {
    display: flex;
  }

  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    height: 100dvh;
    background-color: var(--color-graphite);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 5rem var(--space-2xl) var(--space-2xl);
    gap: var(--space-xl);
    transform: translateX(100%);
    transition: transform var(--duration-slow) var(--ease-out);
    border-left: 1px solid var(--color-border);
    z-index: 30;
  }

  .nav__links--open {
    transform: translateX(0);
  }

  .nav__link {
    font-size: var(--text-base);
  }

  .nav__overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    height: 100dvh;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: 25;
  }

  .nav__overlay--visible {
    display: block;
  }
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: var(--space-6xl) 0 var(--space-5xl);
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: var(--z-base);
}

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

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4.5vw, 3.75rem);
  margin-bottom: var(--space-xl);
  text-wrap: balance;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: var(--color-muted);
  line-height: var(--leading-relaxed);
  max-width: 560px;
  margin-bottom: var(--space-3xl);
}

.hero__actions {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  flex-wrap: wrap;
}

.hero__line {
  position: absolute;
  top: 50%;
  right: 0;
  width: 45%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border) 50%, transparent);
  transform: translateY(-50%);
  opacity: 0.5;
}

.hero__line--v {
  width: 1px;
  height: 60%;
  top: 20%;
  right: 30%;
  background: linear-gradient(180deg, transparent, var(--color-border) 50%, transparent);
  transform: none;
}

.hero__grid-accent {
  position: absolute;
  bottom: 15%;
  right: 10%;
  width: 200px;
  height: 200px;
  border: 1px solid var(--color-border);
  opacity: 0.3;
}

.hero__grid-accent::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: -20px;
  bottom: -20px;
  border: 1px solid var(--color-border);
  opacity: 0.5;
}

/* hero__bg-image removed — using animated V watermark instead */

@media (max-width: 768px) {
  .hero {
    min-height: 100vh;
    min-height: 100svh;
    padding: 7rem 0 var(--space-3xl);
  }

  .hero__title {
    font-size: clamp(1.6rem, 6.5vw, 2.25rem);
  }

  .hero__subtitle {
    font-size: var(--text-base);
  }

  .hero__line,
  .hero__line--v,
  .hero__grid-accent {
    display: none;
  }

  .nav__logo-mark {
    width: 44px;
    height: 44px;
  }

  .nav__logo-text {
    font-size: 1.1rem;
  }
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  padding: 0.875rem 2rem;
  border-radius: 4px;
  transition: all var(--duration-fast) var(--ease-out);
  cursor: pointer;
  white-space: nowrap;
}

.btn--primary {
  background-color: #2563EB;
  color: var(--color-pure-white);
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn--primary:hover {
  background-color: #3B82F6;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35);
  transform: translateY(-1px);
}

.btn--outline {
  border: 1px solid var(--color-border);
  color: var(--color-light);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.btn--outline:hover {
  border-color: var(--color-accent-line);
  color: var(--color-pure-white);
  background-color: var(--color-accent-dim);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.btn--ghost {
  color: var(--color-muted);
  padding-left: 0;
  padding-right: 0;
}

.btn--ghost:hover {
  color: var(--color-pure-white);
}

.btn--ghost .btn__arrow {
  transition: transform var(--duration-fast) var(--ease-out);
}

.btn--ghost:hover .btn__arrow {
  transform: translateX(4px);
}

.btn--large {
  font-size: var(--text-base);
  padding: 1.1rem 2.5rem;
}

.section--light .btn--outline,
.section--white .btn--outline {
  border-color: var(--color-light-border);
  color: var(--color-light-text-body);
}

.section--light .btn--outline:hover,
.section--white .btn--outline:hover {
  border-color: var(--color-accent);
  background-color: var(--color-accent-dim);
  color: var(--color-light-text-heading);
}

/* --- Cards --- */
.card {
  padding: var(--space-2xl);
  border: 1px solid var(--color-border);
  background-color: var(--color-graphite);
  transition: border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.card:hover {
  border-color: var(--color-accent-line);
  border-top-color: var(--color-accent);
  box-shadow: 0 8px 24px rgba(42, 111, 255, 0.15);
  transform: translateY(-4px);
}

.card__number {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  color: var(--color-accent);
  margin-bottom: var(--space-lg);
  font-family: var(--font-mono);
}

.card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--color-pure-white);
  margin-bottom: var(--space-md);
  letter-spacing: var(--tracking-normal);
  line-height: var(--leading-snug);
}

.card__text {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-normal);
}

.card__image {
  width: 100%;
  height: 180px;
  overflow: hidden;
  margin-bottom: var(--space-lg);
  position: relative;
  display: block;
  border-radius: 6px;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.card__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0, 0, 0, 0.3));
  pointer-events: none;
}

.card--flat {
  background-color: transparent;
  border: none;
  padding: var(--space-xl) 0;
  border-top: 1px solid var(--color-border);
}

.card--flat:hover {
  border-color: var(--color-border);
}

/* Light Section Card Styles */
.section--light .card,
.section--white .card {
  background-color: var(--color-light-elevated);
  border-color: var(--color-light-border);
}

.section--light .card:hover,
.section--white .card:hover {
  border-color: var(--color-accent);
  border-top-color: var(--color-accent);
  box-shadow: 0 8px 24px rgba(42, 111, 255, 0.1);
}

.section--light .card__app-image::after,
.section--white .card__app-image::after {
  background: linear-gradient(180deg, transparent 30%, rgba(247, 247, 249, 0.6) 85%, rgba(247, 247, 249, 0.95));
}

.section--light .card__title,
.section--white .card__title {
  color: var(--color-light-text-heading);
}

.section--light .card__text,
.section--white .card__text {
  color: var(--color-light-text-body);
}

.section--light .card--flat,
.section--white .card--flat {
  border-color: var(--color-light-border);
}

/* Application Card with Image */
.card--app {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  cursor: pointer;
}

.card--app.card {
  padding: 0;
}

.card__app-image {
  width: 100%;
  height: 180px;
  display: block;
  position: relative;
  overflow: hidden;
}

.card__app-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.card__app-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(20, 20, 20, 0.5));
  pointer-events: none;
}

.card--app > :not(.card__app-image) {
  padding: var(--space-2xl);
}

/* --- Process / Pipeline --- */
.process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process__step {
  padding: var(--space-2xl);
  position: relative;
  border-right: 1px solid var(--color-border);
}

.process__step:last-child {
  border-right: none;
}

.process__number {
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  color: var(--color-border);
  line-height: var(--leading-none);
  margin-bottom: var(--space-lg);
  font-family: var(--font-display);
}

.process__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-pure-white);
  margin-bottom: var(--space-sm);
  letter-spacing: var(--tracking-normal);
}

.process__desc {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-normal);
}

.process__connector {
  position: absolute;
  top: 50%;
  right: -12px;
  width: 24px;
  height: 1px;
  background-color: var(--color-accent-line);
  z-index: var(--z-base);
}

.process__connector::after {
  content: '';
  position: absolute;
  right: 0;
  top: -3px;
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--color-accent-line);
  border-top: 1px solid var(--color-accent-line);
  transform: rotate(45deg);
}

/* Light Section Process Styles */
.section--light .process__step,
.section--white .process__step {
  border-color: var(--color-light-border);
}

.section--light .process__number,
.section--white .process__number {
  color: var(--color-light-border);
}

.section--light .process__title,
.section--white .process__title {
  color: var(--color-light-text-heading);
}

.section--light .process__desc,
.section--white .process__desc {
  color: var(--color-light-text-body);
}

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

  .process__step {
    border-bottom: 1px solid var(--color-border);
  }

  .process__step:nth-child(2) {
    border-right: none;
  }

  .process__step:nth-child(3),
  .process__step:nth-child(4) {
    border-bottom: none;
  }

  .process__connector {
    display: none;
  }
}

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

  .process__step {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .process__step:last-child {
    border-bottom: none;
  }
}

/* --- Section Headers --- */
.section-header {
  margin-bottom: var(--space-4xl);
}

.section-header__label {
  margin-bottom: var(--space-lg);
}

.section-header__title {
  margin-bottom: var(--space-lg);
}

.section-header__desc {
  max-width: 560px;
  color: var(--color-muted);
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-header__desc {
  margin: 0 auto;
}

.section--light .section-header__desc,
.section--white .section-header__desc {
  color: var(--color-light-text-body);
}

/* --- Feature Rows --- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: start;
  padding: var(--space-4xl) 0;
  border-top: 1px solid var(--color-border);
}

.feature-row:last-child {
  border-bottom: 1px solid var(--color-border);
}

.feature-row__label {
  margin-bottom: var(--space-md);
}

.feature-row__title {
  margin-bottom: var(--space-lg);
}

.feature-row__text {
  margin-bottom: var(--space-lg);
}

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

.feature-row__list-item {
  font-size: var(--text-sm);
  color: var(--color-light);
  padding-left: var(--space-lg);
  position: relative;
}

.feature-row__list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 1px;
  background-color: var(--color-accent);
}

/* Light Section Feature Row Styles */
.section--light .feature-row,
.section--white .feature-row {
  border-color: var(--color-light-border);
}

.section--light .feature-row__title,
.section--white .feature-row__title {
  color: var(--color-light-text-heading);
}

.section--light .feature-row__text,
.section--white .feature-row__text {
  color: var(--color-light-text-body);
}

.section--light .feature-row__list-item,
.section--white .feature-row__list-item {
  color: var(--color-light-text-body);
}

@media (max-width: 768px) {
  .feature-row {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

/* --- Accordion --- */
.accordion {
  border-top: 1px solid var(--color-border);
}

.accordion__item {
  border-bottom: 1px solid var(--color-border);
}

.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-xl) 0;
  cursor: pointer;
  text-align: left;
}

.accordion__title {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-off-white);
  letter-spacing: var(--tracking-wide);
  transition: color var(--duration-fast) var(--ease-out);
  padding-right: var(--space-xl);
}

.accordion__trigger:hover .accordion__title {
  color: var(--color-pure-white);
}

.section--light .accordion__trigger:hover .accordion__title,
.section--white .accordion__trigger:hover .accordion__title {
  color: var(--color-accent);
}

.section--light .accordion__icon::before,
.section--light .accordion__icon::after,
.section--white .accordion__icon::before,
.section--white .accordion__icon::after {
  background-color: var(--color-light-text-muted);
}

.section--light .accordion__trigger:hover .accordion__icon::before,
.section--light .accordion__trigger:hover .accordion__icon::after,
.section--white .accordion__trigger:hover .accordion__icon::before,
.section--white .accordion__trigger:hover .accordion__icon::after {
  background-color: var(--color-accent);
}

.accordion__icon {
  width: 16px;
  height: 16px;
  position: relative;
  flex-shrink: 0;
}

.accordion__icon::before,
.accordion__icon::after {
  content: '';
  position: absolute;
  background-color: var(--color-muted);
  transition: transform var(--duration-base) var(--ease-out);
}

.accordion__icon::before {
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  transform: translateY(-50%);
}

.accordion__icon::after {
  left: 50%;
  top: 0;
  width: 1px;
  height: 100%;
  transform: translateX(-50%);
}

.accordion__item--open .accordion__icon::after {
  transform: translateX(-50%) rotate(90deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out);
}

.accordion__body {
  padding: 0 0 var(--space-xl) 0;
}

.accordion__body p {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-muted);
}

/* Light Section Accordion Styles */
.section--light .accordion,
.section--white .accordion {
  border-color: var(--color-light-border);
}

.section--light .accordion__item,
.section--white .accordion__item {
  border-color: var(--color-light-border);
}

.section--light .accordion__title,
.section--white .accordion__title {
  color: var(--color-light-text-heading);
}

.section--light .accordion__body p,
.section--white .accordion__body p {
  color: var(--color-light-text-body);
}

/* --- Knowledge Base Categories --- */
.kb-categories {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.kb-category {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-wide);
  color: var(--color-muted);
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
}

.kb-category:hover,
.kb-category--active {
  color: var(--color-pure-white);
  border-color: var(--color-accent-line);
  background-color: var(--color-accent-dim);
}

/* Light Section KB Categories */
.section--light .kb-category,
.section--white .kb-category {
  color: var(--color-light-text-body);
  border-color: var(--color-light-border);
}

.section--light .kb-category:hover,
.section--light .kb-category--active,
.section--white .kb-category:hover,
.section--white .kb-category--active {
  color: var(--color-light-text-heading);
  border-color: var(--color-accent);
  background-color: var(--color-accent-dim);
}

/* --- Stats --- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stat {
  padding: var(--space-2xl);
  border-right: 1px solid var(--color-border);
}

.stat:last-child {
  border-right: none;
}

.stat__number {
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
  color: var(--color-pure-white);
  line-height: var(--leading-none);
  margin-bottom: var(--space-sm);
  letter-spacing: var(--tracking-tight);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-muted);
  letter-spacing: var(--tracking-wide);
}

/* Light Section Stats */
.section--light .stats,
.section--white .stats {
  border-color: var(--color-light-border);
}

.section--light .stat,
.section--white .stat {
  border-color: var(--color-light-border);
}

.section--light .stat__number,
.section--white .stat__number {
  color: var(--color-light-text-heading);
}

.section--light .stat__label,
.section--white .stat__label {
  color: var(--color-light-text-body);
}

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

  .stat:nth-child(2) {
    border-right: none;
  }

  .stat:nth-child(1),
  .stat:nth-child(2) {
    border-bottom: 1px solid var(--color-border);
  }
}

/* --- CTA Banner --- */
.cta-banner {
  padding: var(--space-5xl) 0;
  text-align: center;
}

.cta-banner__title {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  color: var(--color-pure-white);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-lg);
}

.cta-banner__subtitle {
  font-size: var(--text-lg);
  color: var(--color-muted);
  margin-bottom: var(--space-3xl);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* Light Section CTA Banner */
.section--light .cta-banner__title,
.section--white .cta-banner__title {
  color: var(--color-light-text-heading);
}

.section--light .cta-banner__subtitle,
.section--white .cta-banner__subtitle {
  color: var(--color-light-text-body);
}

/* --- Forms --- */
.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

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

.form__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-muted);
}

.form__input,
.form__textarea,
.form__select {
  padding: var(--space-md) var(--space-lg);
  background-color: var(--color-graphite);
  border: 1px solid var(--color-border);
  color: var(--color-off-white);
  font-size: var(--text-base);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.form__select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236B6B6B' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-lg) center;
  padding-right: var(--space-3xl);
  cursor: pointer;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
  border-color: var(--color-accent);
  outline: none;
}

.form__input::placeholder,
.form__textarea::placeholder {
  color: var(--color-mid);
}

.form__textarea {
  resize: vertical;
  min-height: 160px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

/* Light Section Forms */
.section--light .form__label,
.section--white .form__label {
  color: var(--color-light-text-body);
}

.section--light .form__input,
.section--light .form__textarea,
.section--light .form__select,
.section--white .form__input,
.section--white .form__textarea,
.section--white .form__select {
  background-color: var(--color-light-elevated);
  border-color: var(--color-light-border);
  color: var(--color-light-text-body);
}

.section--light .form__input::placeholder,
.section--light .form__textarea::placeholder,
.section--white .form__input::placeholder,
.section--white .form__textarea::placeholder {
  color: var(--color-light-text-muted);
}

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

/* --- Footer --- */
.footer {
  padding: var(--space-4xl) 0 var(--space-2xl);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-black);
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-4xl);
}

.footer__brand-desc {
  font-size: var(--text-sm);
  color: var(--color-mid);
  line-height: var(--leading-normal);
  margin-top: var(--space-lg);
  max-width: 300px;
}

.footer__heading {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-lg);
}

.footer__link {
  display: block;
  font-size: var(--text-sm);
  color: var(--color-mid);
  margin-bottom: var(--space-sm);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__link:hover {
  color: var(--color-pure-white);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-mid);
  letter-spacing: var(--tracking-wide);
}

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

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

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

/* --- Dividers & Decorative --- */
.divider {
  width: 48px;
  height: 1px;
  background-color: var(--color-accent);
  margin: var(--space-xl) 0;
}

.rule {
  width: 100%;
  height: 1px;
  background-color: var(--color-border);
}

/* --- Page Header (inner pages) --- */
.page-header {
  padding: 10rem 0 var(--space-4xl);
  border-bottom: 1px solid var(--color-border);
}

.page-header__label {
  margin-bottom: var(--space-lg);
}

.page-header__title {
  margin-bottom: var(--space-lg);
}

.page-header__desc {
  max-width: 600px;
}

@media (max-width: 768px) {
  .page-header {
    padding: 8rem 0 var(--space-3xl);
  }

  .page-header__title {
    font-size: clamp(2rem, 8.5vw, 3rem);
    word-break: break-word;
  }
}

/* --- Application Cards --- */
.app-card {
  padding: var(--space-3xl);
  border: 1px solid var(--color-border);
  background-color: var(--color-graphite);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
  transition: border-color var(--duration-base) var(--ease-out),
              box-shadow var(--duration-base) var(--ease-out);
}

.app-card:hover {
  border-color: var(--color-accent-line);
  border-top-color: var(--color-accent);
  box-shadow: 0 8px 24px rgba(42, 111, 255, 0.15);
}

.app-card + .app-card {
  margin-top: var(--space-xl);
}

.app-card__label {
  margin-bottom: var(--space-md);
}

.app-card__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
  color: var(--color-pure-white);
  margin-bottom: var(--space-lg);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-snug);
}

.app-card__text {
  font-size: var(--text-base);
  color: var(--color-muted);
  line-height: var(--leading-normal);
  margin-bottom: var(--space-xl);
}

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

.app-card__spec {
  padding-left: var(--space-lg);
  border-left: 1px solid var(--color-accent-line);
}

.app-card__spec-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-off-white);
  margin-bottom: var(--space-xs);
  letter-spacing: var(--tracking-wide);
}

.app-card__spec-text {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-normal);
}

/* Light Section App Cards */
/* Application card background visuals */
.app-card--has-visual {
  position: relative;
  overflow: hidden;
}

.app-card__visual {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.app-card__svg {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}

.app-card--has-visual > .app-card__content,
.app-card--has-visual > .app-card__specs {
  position: relative;
  z-index: 1;
}

.section--light .app-card,
.section--white .app-card {
  background-color: var(--color-light-elevated);
  border-color: var(--color-light-border);
}

.section--light .app-card:hover,
.section--white .app-card:hover {
  border-color: var(--color-accent);
  border-top-color: var(--color-accent);
}

.section--light .app-card__title,
.section--white .app-card__title {
  color: var(--color-light-text-heading);
}

.section--light .app-card__text,
.section--white .app-card__text {
  color: var(--color-light-text-body);
}

.section--light .app-card__spec,
.section--white .app-card__spec {
  border-color: var(--color-accent-line);
}

.section--light .app-card__spec-title,
.section--white .app-card__spec-title {
  color: var(--color-light-text-heading);
}

.section--light .app-card__spec-text,
.section--white .app-card__spec-text {
  color: var(--color-light-text-body);
}

@media (max-width: 768px) {
  .app-card {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
}

/* --- Profile / About --- */
.profile {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-4xl);
  align-items: start;
}

.profile__image-area {
  background-color: var(--color-dark);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.profile__image {
  width: 100%;
  height: auto;
  display: block;
}

.profile__initials {
  font-size: var(--text-5xl);
  font-weight: var(--weight-bold);
  color: var(--color-border);
  letter-spacing: var(--tracking-wider);
}

.profile__content h3 {
  margin-bottom: var(--space-lg);
}

.profile__content p {
  margin-bottom: var(--space-lg);
}

.profile__content p:last-child {
  margin-bottom: 0;
}

/* Light Section Profile */
.section--light .profile__image-area,
.section--white .profile__image-area {
  background-color: var(--color-light-bg);
  border-color: var(--color-light-border);
}

.section--light .profile__initials,
.section--white .profile__initials {
  color: var(--color-light-border);
}

@media (max-width: 768px) {
  .profile {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .profile__image-area {
    max-width: 320px;
  }
}

/* --- Principles List --- */
.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-4xl);
}

.principle {
  padding: var(--space-2xl);
  border-top: 2px solid var(--color-accent-line);
}

.principle__title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-pure-white);
  margin-bottom: var(--space-md);
  letter-spacing: var(--tracking-normal);
}

.principle__text {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-normal);
}

/* Light Section Principles */
.section--light .principle__title,
.section--white .principle__title {
  color: var(--color-light-text-heading);
}

.section--light .principle__text,
.section--white .principle__text {
  color: var(--color-light-text-body);
}

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

/* --- Contact Layout --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: start;
}

.contact-info__item {
  margin-bottom: var(--space-2xl);
}

.contact-info__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.contact-info__value {
  font-size: var(--text-base);
  color: var(--color-off-white);
}

.contact-info__value a {
  transition: color var(--duration-fast) var(--ease-out);
}

.contact-info__value a:hover {
  color: var(--color-accent);
}

/* Light Section Contact */
.section--light .contact-info__value,
.section--white .contact-info__value {
  color: var(--color-light-text-body);
}

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

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out),
              transform var(--duration-slow) var(--ease-out);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 100ms; }
.reveal--delay-2 { transition-delay: 200ms; }
.reveal--delay-3 { transition-delay: 300ms; }
.reveal--delay-4 { transition-delay: 400ms; }

/* --- Utilities --- */
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }
.mt-4xl { margin-top: var(--space-4xl); }

.mb-xs { margin-bottom: var(--space-xs); }
.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); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

.mx-auto { margin-left: auto; margin-right: auto; }

.w-full { width: 100%; }

/* Mobile spacing adjustments */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-lg);
  }

  :root {
    --space-section: clamp(3.5rem, 8vw, 5rem);
    --grid-gap: 1.5rem;
  }
}

/* ============================================================
   VIOLUXION BRAND — Logo Lockup, Hero, Section Enhancements
   ============================================================ */

/* --- Orbitron Font for Brand Elements --- */
.nav__logo-text,
.footer__logo-text {
  font-family: 'Orbitron', sans-serif;
  font-weight: 700;
  letter-spacing: 0.06em;
}

/* --- Navigation Logo Lockup --- */
.nav__logo-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.nav__logo-lockup:hover {
  opacity: 0.85;
}

.nav__logo-mark {
  width: 72px;
  height: 72px;
  object-fit: contain;
  flex-shrink: 0;
}

.nav__logo-text {
  font-size: 1.65rem;
  color: var(--color-pure-white);
}

.nav__logo-v {
  color: var(--color-accent);
}

/* --- Footer Logo Lockup --- */
.footer__logo-lockup {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  text-decoration: none;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.footer__logo-lockup:hover {
  opacity: 0.85;
}

.footer__logo-mark {
  width: 88px;
  height: 88px;
  object-fit: contain;
  flex-shrink: 0;
}

.footer__logo-text {
  font-size: 1.25rem;
  color: var(--color-pure-white);
}

.footer__logo-v {
  color: var(--color-accent);
}

/* --- Hero Background Effects --- */
.hero {
  position: relative;
}

.hero__bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

/* Radial blue glow — evokes UVC light emission */
.hero__glow {
  position: absolute;
  top: 20%;
  right: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(
    ellipse at center,
    rgba(42, 111, 255, 0.08) 0%,
    rgba(42, 111, 255, 0.03) 40%,
    transparent 70%
  );
  border-radius: 50%;
  filter: blur(60px);
  animation: hero-glow-pulse 8s ease-in-out infinite alternate;
}

@keyframes hero-glow-pulse {
  0% { opacity: 0.6; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.15); }
}

/* Subtle dot grid pattern */
.hero__grid-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle at center,
    rgba(42, 111, 255, 0.06) 1px,
    transparent 1px
  );
  background-size: 40px 40px;
  opacity: 0.5;
  mask-image: radial-gradient(ellipse 80% 80% at 70% 40%, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 70% 40%, black 20%, transparent 70%);
}

/* V Logo as large watermark in hero — with animated blue dot traces */
.hero__v-watermark {
  position: absolute;
  top: 50%;
  right: 8%;
  transform: translateY(-50%);
  width: 520px;
  height: 520px;
  pointer-events: none;
}

.hero__v-watermark--animated {
  opacity: 1;
}

.hero__v-watermark img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0.15;
}

.hero__v-trace {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

/* Blue dot trace animation along V logo lines */
.hero__trace-dot {
  filter: blur(1px);
}

@keyframes traceFade {
  0% { opacity: 0; }
  5% { opacity: 1; }
  90% { opacity: 1; }
  100% { opacity: 0; }
}

.hero__trace-dot--1 { animation: traceFade 4s ease-in-out infinite; }
.hero__trace-dot--2 { animation: traceFade 4s ease-in-out 0.8s infinite; }
.hero__trace-dot--3 { animation: traceFade 4s ease-in-out 1.6s infinite; }
.hero__trace-dot--4 { animation: traceFade 5s ease-in-out 0.3s infinite; }
.hero__trace-dot--5 { animation: traceFade 5s ease-in-out 1.2s infinite; }
.hero__trace-dot--6 { animation: traceFade 5s ease-in-out 2.1s infinite; }

/* Faint static blue line trace for the V shape */
.hero__v-line-trace {
  opacity: 0.15;
}

@media (max-width: 768px) {
  .hero__glow {
    width: 300px;
    height: 300px;
    top: 10%;
    right: -10%;
  }

  .hero__v-watermark {
    width: 300px;
    height: 300px;
    right: -5%;
  }

  .hero__v-watermark img {
    opacity: 0.10;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__glow {
    animation: none;
    opacity: 0.8;
  }

  .hero__trace-dot {
    animation: none;
    opacity: 0.5;
  }
}

/* --- Card Icons --- */
.card__icon-wrap {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  color: var(--color-accent);
  opacity: 0.7;
}

/* --- Application Card Icons --- */
.card--app {
  position: relative;
}

.card__app-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-xl);
  color: var(--color-accent);
  opacity: 0.5;
  transition: opacity var(--duration-base) var(--ease-out);
}

.card--app:hover .card__app-icon {
  opacity: 0.8;
}

/* --- Watermark Section (Why VioLuxion) --- */
.section--watermark {
  position: relative;
  overflow: hidden;
}

.section--watermark::before {
  content: '';
  position: absolute;
  top: 50%;
  right: -5%;
  transform: translateY(-50%);
  width: 500px;
  height: 500px;
  background-image: url('../assets/Grey V Logo.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.02;
  pointer-events: none;
}

/* Subtle dot pattern for watermark section */
.section--watermark::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle,
    rgba(42, 111, 255, 0.04) 1px,
    transparent 1px
  );
  background-size: 32px 32px;
  opacity: 0.4;
  pointer-events: none;
  mask-image: linear-gradient(to right, transparent 0%, black 40%, black 60%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 40%, black 60%, transparent 100%);
}

@media (max-width: 768px) {
  .section--watermark::before {
    width: 300px;
    height: 300px;
    right: -10%;
    opacity: 0.015;
  }
}

/* --- CTA Section Enhancement --- */
.section--cta {
  position: relative;
  overflow: hidden;
}

.section--cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(
    ellipse at center,
    rgba(42, 111, 255, 0.06) 0%,
    transparent 60%
  );
  border-radius: 50%;
  filter: blur(40px);
  pointer-events: none;
}

/* Diagonal accent line echoing the V logo trace */
.section--cta::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%) rotate(-3deg);
  width: 200px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent-line), transparent);
  opacity: 0.6;
  pointer-events: none;
}

/* Section Transition Borders */
.section--dark + .section--light::before,
.section--dark + .section--white::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  pointer-events: none;
}

.section--light + .section--dark::before,
.section--white + .section--dark::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  pointer-events: none;
}

/* Form Status Messages */
.form-status {
  padding: var(--space-lg) var(--space-xl);
  border-radius: 6px;
  margin-bottom: var(--space-xl);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
}

.form-status--success {
  background: rgba(42, 111, 255, 0.08);
  border: 1px solid rgba(42, 111, 255, 0.25);
  color: var(--color-light-text-heading);
}

.form-status--error {
  background: rgba(224, 64, 64, 0.08);
  border: 1px solid rgba(224, 64, 64, 0.25);
  color: var(--color-light-text-heading);
}

/* Footer Accent Border */
.footer {
  border-top: 1px solid var(--color-border);
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}