/* ==========================================================================
   HAMISH.AI - Personal Website Stylesheet
   Bold Swiss Design with Neon Accents (Cyan/Magenta)
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS VARIABLES / DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* Dark base */
  --bg-primary: #0a0a0a;
  --bg-secondary: #0d0d0d;
  --bg-tertiary: #151515;
  --border-dark: #1a1a1a;
  --border-medium: #2a2a2a;

  /* Neon accents */
  --neon-cyan: #00ffff;
  --neon-magenta: #ff00ff;
  --neon-pink: #ff1493;
  --neon-blue: #0080ff;

  /* Glow effects */
  --glow-cyan: 0 0 20px rgba(0, 255, 255, 0.5);
  --glow-magenta: 0 0 20px rgba(255, 0, 255, 0.5);
  --glow-cyan-strong: 0 0 40px rgba(0, 255, 255, 0.6), 0 0 80px rgba(0, 255, 255, 0.3);

  /* Text */
  --text-primary: #ffffff;
  --text-secondary: #cccccc;
  --text-muted: #666666;
  --text-subtle: #444444;

  /* Legacy accent (for badges) */
  --accent-green: #22c55e;
  --accent-purple: #a855f7;
  --accent-orange: #f97316;
  --accent-blue: #3b82f6;

  /* Gradients */
  --gradient-neon: linear-gradient(135deg, var(--neon-cyan) 0%, var(--neon-magenta) 100%);

  /* Typography */
  --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', Consolas, monospace;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 48px;
  --spacing-2xl: 80px;
  --spacing-3xl: 120px;

  /* Layout */
  --max-width: 1400px;
  --nav-height: 80px;
}

/* --------------------------------------------------------------------------
   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-body);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-secondary);
  background-color: var(--bg-primary);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

/* --------------------------------------------------------------------------
   TYPOGRAPHY - BOLD SWISS STYLE
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.0;
  letter-spacing: -0.03em;
}

h1 {
  font-size: clamp(60px, 12vw, 140px);
  font-weight: 500;
}

h2 {
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 500;
}

h3 {
  font-size: clamp(24px, 4vw, 36px);
}

h4 { font-size: 24px; }

p {
  margin-bottom: var(--spacing-md);
}

/* Neon text glow effect */
.neon-text {
  color: var(--neon-cyan);
  text-shadow: var(--glow-cyan);
}

.neon-text-magenta {
  color: var(--neon-magenta);
  text-shadow: var(--glow-magenta);
}

/* Gradient text effect */
.gradient-text {
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Section labels - Swiss style with neon */
.section-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: var(--spacing-lg);
  display: block;
}

/* Large section numbers */
.section-number {
  font-family: var(--font-display);
  font-size: clamp(80px, 15vw, 200px);
  font-weight: 700;
  color: var(--border-dark);
  line-height: 1;
  letter-spacing: -0.05em;
  position: absolute;
  opacity: 0.5;
  user-select: none;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   CUSTOM SCROLLBAR
   -------------------------------------------------------------------------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--neon-cyan);
}

/* Selection highlight */
::selection {
  background: rgba(0, 255, 255, 0.3);
  color: var(--text-primary);
}

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

.section {
  padding: var(--spacing-3xl) 0;
  position: relative;
}

.section-sm {
  padding: var(--spacing-xl) 0;
}

/* --------------------------------------------------------------------------
   NAVIGATION - Transparent floating
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: transparent;
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background 300ms ease;
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  position: relative;
  transition: color 200ms ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
  transition: width 200ms ease;
}

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

.nav-link:hover::after {
  width: 100%;
}

.nav-socials {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-social {
  color: var(--text-muted);
  transition: all 200ms ease;
}

.nav-social:hover {
  color: var(--neon-cyan);
  filter: drop-shadow(var(--glow-cyan));
}

.nav-social svg {
  width: 18px;
  height: 18px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: all 200ms ease;
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-dark);
    padding: var(--spacing-lg);
    gap: var(--spacing-md);
  }
}

/* --------------------------------------------------------------------------
   HERO SECTION - Full-bleed background image
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  width: 100vw;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 10, 10, 1) 0%,
    rgba(10, 10, 10, 0.8) 30%,
    rgba(10, 10, 10, 0.4) 60%,
    rgba(10, 10, 10, 0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl) var(--spacing-3xl);
}

.hero-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: var(--spacing-lg);
  margin-left: 6px; /* Align with title text accounting for letter-spacing */
  text-shadow: var(--glow-cyan);
}

.hero-title {
  font-size: clamp(60px, 14vw, 160px);
  font-weight: 500;
  line-height: 0.9;
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.04em;
}

.hero-title span {
  display: block;
}

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

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(16px, 2vw, 20px);
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: var(--spacing-xl);
  max-width: 500px;
}

.hero-subtitle a {
  color: var(--neon-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Decorative line */
.hero-line {
  position: absolute;
  bottom: 200px;
  right: 10%;
  width: 1px;
  height: 200px;
  background: linear-gradient(to bottom, transparent, var(--neon-cyan), transparent);
  opacity: 0.5;
}

/* Floating decorative dots */
.hero-dots {
  position: absolute;
  top: 30%;
  right: 8%;
  display: grid;
  grid-template-columns: repeat(3, 8px);
  gap: 12px;
  z-index: 5;
}

.hero-dots span {
  width: 8px;
  height: 8px;
  background: var(--neon-magenta);
  border-radius: 50%;
  opacity: 0.6;
}

.hero-dots span:nth-child(2) { opacity: 0.4; }
.hero-dots span:nth-child(3) { opacity: 0.8; }
.hero-dots span:nth-child(5) { background: var(--neon-cyan); }

@media (max-width: 768px) {
  .hero {
    align-items: center;
  }

  .hero-content {
    padding-bottom: var(--spacing-xl);
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-dots {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   BUTTONS - Neon style
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 16px 32px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 200ms ease;
}

.btn-primary {
  background: transparent;
  color: var(--neon-cyan);
  border-color: var(--neon-cyan);
}

.btn-primary:hover {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  box-shadow: var(--glow-cyan);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn-secondary:hover {
  border-color: var(--neon-magenta);
  color: var(--neon-magenta);
  box-shadow: var(--glow-magenta);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
  padding: 8px 16px;
}

.btn-ghost:hover {
  color: var(--neon-cyan);
}

/* --------------------------------------------------------------------------
   CARDS - Neon borders on hover
   -------------------------------------------------------------------------- */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-dark);
  padding: var(--spacing-lg);
  transition: all 200ms ease;
  position: relative;
}

.card:hover {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.1);
}

.card-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.card-title a {
  transition: color 200ms ease;
}

.card-title a:hover {
  color: var(--neon-cyan);
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.card-date {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-subtle);
  letter-spacing: 0.05em;
}

.card-excerpt {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   BADGES - Neon variants
   -------------------------------------------------------------------------- */
.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border: 1px solid;
}

.badge-tech {
  color: var(--neon-cyan);
  border-color: rgba(0, 255, 255, 0.3);
  background: rgba(0, 255, 255, 0.1);
}

.badge-business {
  color: var(--neon-magenta);
  border-color: rgba(255, 0, 255, 0.3);
  background: rgba(255, 0, 255, 0.1);
}

.badge-music {
  color: var(--accent-purple);
  border-color: rgba(168, 85, 247, 0.3);
  background: rgba(168, 85, 247, 0.1);
}

.badge-personal {
  color: var(--accent-orange);
  border-color: rgba(249, 115, 22, 0.3);
  background: rgba(249, 115, 22, 0.1);
}

/* --------------------------------------------------------------------------
   BLOG POSTS GRID
   -------------------------------------------------------------------------- */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.post-card {
  display: flex;
  flex-direction: column;
}

.view-all-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--neon-cyan);
  transition: all 200ms ease;
}

.view-all-link:hover {
  gap: var(--spacing-md);
  text-shadow: var(--glow-cyan);
}

.view-all-link svg {
  width: 14px;
  height: 14px;
}

/* --------------------------------------------------------------------------
   QUOTE BLOCK - Neon gradient border
   -------------------------------------------------------------------------- */
.quote-block {
  padding: 30px 40px;
  background: var(--bg-secondary);
  border-left: 3px solid;
  border-image: var(--gradient-neon) 1;
  margin: var(--spacing-lg) 0;
}

.quote-block p {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  font-style: italic;
  color: var(--text-secondary);
  margin: 0;
}

/* --------------------------------------------------------------------------
   SPOTIFY EMBED - Neon frame
   -------------------------------------------------------------------------- */
.spotify-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-dark);
  padding: var(--spacing-lg);
  position: relative;
}

.spotify-container::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 20%;
  right: 20%;
  height: 1px;
  background: var(--gradient-neon);
}

.spotify-container iframe {
  width: 100%;
  border: none;
  border-radius: 12px !important;
}

/* --------------------------------------------------------------------------
   ABOUT SECTION - Full-bleed background image like hero
   -------------------------------------------------------------------------- */
.about-section {
  position: relative;
  width: 100%;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--spacing-3xl) 0;
}

.about-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.about-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.about-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(10, 10, 10, 0.95) 0%,
    rgba(10, 10, 10, 0.8) 40%,
    rgba(10, 10, 10, 0.4) 70%,
    rgba(10, 10, 10, 0.2) 100%
  );
}

.about-section .container {
  position: relative;
  z-index: 10;
}

.about-content {
  max-width: 550px;
}

.about-content h2 {
  margin-bottom: var(--spacing-lg);
}

.about-content p {
  font-size: 17px;
  line-height: 1.8;
  color: var(--text-secondary);
}

.about-content a {
  color: var(--neon-cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: all 200ms ease;
}

.about-content a:hover {
  text-shadow: var(--glow-cyan);
}

@media (max-width: 900px) {
  .about-section {
    min-height: auto;
    padding: var(--spacing-2xl) 0;
  }

  .about-overlay {
    background: linear-gradient(
      to bottom,
      rgba(10, 10, 10, 0.9) 0%,
      rgba(10, 10, 10, 0.7) 100%
    );
  }

  .about-content {
    max-width: 100%;
  }
}

/* --------------------------------------------------------------------------
   CONNECT SECTION
   -------------------------------------------------------------------------- */
.connect-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.connect-card {
  text-align: center;
  padding: var(--spacing-xl);
}

.connect-card svg {
  width: 32px;
  height: 32px;
  color: var(--neon-cyan);
  margin-bottom: var(--spacing-md);
}

.connect-card h4 {
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

.connect-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
}

/* Social links row */
.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border: 1px solid var(--border-dark);
  color: var(--text-muted);
  transition: all 200ms ease;
}

.social-link:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   FOOTER
   -------------------------------------------------------------------------- */
.footer {
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--border-dark);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-left {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-subtle);
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  transition: color 200ms ease;
}

.footer-link:hover {
  color: var(--neon-cyan);
}

/* --------------------------------------------------------------------------
   BLOG PAGE
   -------------------------------------------------------------------------- */
.page-header {
  padding-top: calc(var(--nav-height) + var(--spacing-3xl));
  padding-bottom: var(--spacing-xl);
  position: relative;
}

.page-title {
  margin-bottom: var(--spacing-md);
}

.page-description {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 600px;
}

.page-description a {
  color: var(--neon-cyan);
}

/* --------------------------------------------------------------------------
   BLOG POST (ARTICLE)
   -------------------------------------------------------------------------- */
.article {
  padding-top: calc(var(--nav-height) + var(--spacing-2xl));
  max-width: 720px;
  margin: 0 auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.article-header {
  margin-bottom: var(--spacing-xl);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.article-date {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-subtle);
  letter-spacing: 0.05em;
}

.article-title {
  font-size: clamp(36px, 6vw, 56px);
  margin-bottom: var(--spacing-lg);
  line-height: 1.1;
}

.article-source {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-subtle);
  letter-spacing: 0.05em;
}

.article-source a {
  color: var(--neon-cyan);
}

.article-source a:hover {
  text-decoration: underline;
}

/* Article content */
.article-content {
  font-size: 17px;
  line-height: 1.8;
}

.article-content h2 {
  font-size: 32px;
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
}

.article-content h3 {
  font-size: 24px;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
}

.article-content p {
  margin-bottom: var(--spacing-lg);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-lg);
}

.article-content li {
  margin-bottom: var(--spacing-sm);
}

.article-content a {
  color: var(--neon-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-content a:hover {
  text-shadow: var(--glow-cyan);
}

.article-content img {
  margin: var(--spacing-xl) 0;
  border: 1px solid var(--border-dark);
}

.article-content code {
  font-family: var(--font-mono);
  font-size: 14px;
  background: var(--bg-secondary);
  padding: 2px 6px;
  border: 1px solid var(--border-dark);
}

.article-content pre {
  background: var(--bg-secondary);
  border: 1px solid var(--border-dark);
  padding: var(--spacing-lg);
  overflow-x: auto;
  margin: var(--spacing-lg) 0;
}

.article-content pre code {
  background: none;
  padding: 0;
  border: none;
}

/* Article navigation */
.article-nav {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-dark);
}

.article-nav-link {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  transition: color 200ms ease;
}

.article-nav-link:hover {
  color: var(--neon-cyan);
}

/* --------------------------------------------------------------------------
   MUSIC PAGE
   -------------------------------------------------------------------------- */
.playlist-section {
  margin-bottom: var(--spacing-3xl);
}

.playlist-header {
  margin-bottom: var(--spacing-lg);
}

.playlist-title {
  font-size: 32px;
  margin-bottom: var(--spacing-sm);
}

.playlist-description {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 600px;
}

/* --------------------------------------------------------------------------
   GEOMETRIC DECORATIONS
   -------------------------------------------------------------------------- */
.geo-line {
  position: absolute;
  background: var(--gradient-neon);
  opacity: 0.3;
}

.geo-line-h {
  height: 1px;
  width: 200px;
}

.geo-line-v {
  width: 1px;
  height: 200px;
}

.geo-rect {
  position: absolute;
  border: 1px solid var(--neon-cyan);
  opacity: 0.2;
}

.geo-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--neon-magenta);
  border-radius: 50%;
}

/* --------------------------------------------------------------------------
   ANIMATIONS
   -------------------------------------------------------------------------- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes glowPulse {
  0%, 100% {
    opacity: 0.5;
  }
  50% {
    opacity: 1;
  }
}

.animate-fade-in {
  animation: fadeIn 0.8s ease-out forwards;
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* --------------------------------------------------------------------------
   UTILITIES
   -------------------------------------------------------------------------- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }