/* ============================================
   FAHREN451HEIT - Premium Portfolio Website
   Thomas Wasner | Digital Creator
   ============================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* === CSS VARIABLES === */
:root {
  --primary-cyan: #00f3ff;
  --primary-magenta: #ff00ff;
  --primary-electric-blue: #0066ff;
  --accent-neon-green: #39ff14;
  --accent-gold: #ffd700;
  --bg-deep-black: #0a0a0f;
  --bg-dark-navy: #0d1117;
  --bg-charcoal: #161b22;
  --glass-effect: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.08);
  --neon-glow: rgba(0, 243, 255, 0.3);
  --text-primary: #e8eaed;
  --text-secondary: rgba(232, 234, 237, 0.6);
  --text-dim: rgba(232, 234, 237, 0.35);

  --font-display: 'Orbitron', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Rajdhani', sans-serif;

  --spacing-unit: 8px;
  --section-padding: clamp(80px, 12vh, 140px);

  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);

  --z-loading: 100000;
  --z-cursor: 10000;
  --z-cursor-glow: 9999;
  --z-trail: 9997;
  --z-noise: 9000;
  --z-scanline: 8999;
  --z-nav: 1000;
  --z-content: 1;
  --z-particles: 0;
}

/* === BASE === */
body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text-primary);
  background: var(--bg-deep-black);
  overflow-x: hidden;
  line-height: 1.6;
  cursor: none;
}

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

ul { list-style: none; }
img { max-width: 100%; display: block; }
button { border: none; background: none; color: inherit; font: inherit; cursor: none; }

::selection {
  background: var(--primary-cyan);
  color: var(--bg-deep-black);
}

.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 60px);
}

/* === CUSTOM CURSOR (Desktop) === */
.custom-cursor {
  position: fixed;
  width: 20px;
  height: 20px;
  border: 2px solid var(--primary-cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  mix-blend-mode: screen;
  transition: width 0.3s var(--transition-smooth), height 0.3s var(--transition-smooth), border-color 0.3s ease, border-width 0.3s var(--transition-smooth);
  transform: translate(-50%, -50%);
  will-change: transform;
}

.custom-cursor.hovering {
  width: 50px;
  height: 50px;
  border-width: 1.5px;
  border-color: var(--primary-magenta);
}

.cursor-glow {
  position: fixed;
  width: 80px;
  height: 80px;
  background: radial-gradient(circle, rgba(0, 243, 255, 0.15), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor-glow);
  mix-blend-mode: screen;
  filter: blur(10px);
  transform: translate(-50%, -50%);
  transition: background 0.3s ease;
  will-change: transform;
}

.click-ripple {
  position: fixed;
  border: 2px solid var(--primary-cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  animation: rippleExpand 0.6s ease-out forwards;
  transform: translate(-50%, -50%);
}

@keyframes rippleExpand {
  0% { width: 20px; height: 20px; opacity: 1; }
  100% { width: 150px; height: 150px; opacity: 0; }
}

/* === TRAIL CANVAS === */
#trail-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: var(--z-trail);
}

/* === NOISE OVERLAY === */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: var(--z-noise);
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* === SCANLINE OVERLAY === */
.scanline-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: var(--z-scanline);
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.015) 2px,
    rgba(0, 0, 0, 0.015) 4px
  );
  opacity: 0.5;
}

/* === BACKGROUND PARTICLES === */
#particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: var(--z-particles);
}

/* === NAVIGATION === */
.nav-main {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem clamp(20px, 4vw, 60px);
  background: rgba(10, 10, 15, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.3s ease, padding 0.3s ease;
}

.nav-main.scrolled {
  background: rgba(10, 10, 15, 0.9);
  padding: 0.8rem clamp(20px, 4vw, 60px);
}

.nav-logo {
  position: relative;
}

.logo-text {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  background: linear-gradient(135deg, var(--primary-cyan), var(--primary-magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--text-primary);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.6rem 1rem;
  color: var(--text-secondary);
  transition: color 0.3s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 1px;
  background: var(--primary-cyan);
  transition: width 0.3s ease, left 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary-cyan);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 60%;
  left: 20%;
}

.nav-link-cta {
  border: 1px solid var(--primary-cyan);
  border-radius: 4px;
  color: var(--primary-cyan);
  margin-left: 0.5rem;
}

.nav-link-cta:hover {
  background: rgba(0, 243, 255, 0.1);
  box-shadow: 0 0 15px rgba(0, 243, 255, 0.2);
}

.nav-link-cta::after { display: none; }

/* === SECTION LABELS === */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.label-number {
  color: var(--primary-cyan);
  font-size: 0.8rem;
}

.section-label::after {
  content: '';
  flex: 1;
  max-width: 200px;
  height: 1px;
  background: linear-gradient(90deg, var(--glass-border), transparent);
}

/* === TEXT GRADIENT === */
.text-gradient {
  background: linear-gradient(135deg, var(--primary-cyan), var(--primary-magenta), var(--primary-electric-blue));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientTextShift 4s ease infinite;
}

@keyframes gradientTextShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* ============================================
   HERO SECTION
   ============================================ */
.section-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-deep-black);
}


/* === BUTTONS === */
.btn-neon {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.9rem 2.2rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1.5px solid var(--primary-cyan);
  color: var(--primary-cyan);
  background: transparent;
  transition: all 0.4s var(--transition-smooth);
  overflow: hidden;
  cursor: none;
}

.btn-neon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 243, 255, 0.1), rgba(255, 0, 255, 0.05));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.btn-neon:hover {
  border-color: var(--primary-cyan);
  box-shadow:
    0 0 15px rgba(0, 243, 255, 0.3),
    0 0 30px rgba(0, 243, 255, 0.15),
    inset 0 0 15px rgba(0, 243, 255, 0.1);
  transform: translateY(-3px);
  color: #fff;
}

.btn-neon:hover::before {
  opacity: 1;
}

.btn-icon {
  transition: transform 0.3s ease;
  font-size: 1.1em;
}

.btn-neon:hover .btn-icon {
  transform: translateX(4px);
}

.btn-primary {
  background: rgba(0, 243, 255, 0.08);
}

.btn-secondary {
  border-color: var(--glass-border);
  color: var(--text-secondary);
}

.btn-secondary:hover {
  border-color: var(--primary-magenta);
  color: var(--primary-magenta);
  box-shadow:
    0 0 15px rgba(255, 0, 255, 0.3),
    inset 0 0 15px rgba(255, 0, 255, 0.1);
}

.btn-large {
  padding: 1.1rem 3rem;
  font-size: 0.85rem;
}

/* === SCROLL INDICATOR === */

.scroll-line {
  width: 1px;
  height: 50px;
  background: var(--glass-border);
  position: relative;
  overflow: hidden;
}

.scroll-dot {
  width: 3px;
  height: 10px;
  background: var(--primary-cyan);
  border-radius: 2px;
  position: absolute;
  left: -1px;
  animation: scrollDotMove 2s ease-in-out infinite;
}

@keyframes scrollDotMove {
  0% { top: -10px; opacity: 0; }
  30% { opacity: 1; }
  100% { top: 50px; opacity: 0; }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.section-about {
  position: relative;
  padding: var(--section-padding) 0;
  background: var(--bg-deep-black);
  overflow: hidden;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

/* Optional: Centering the text if desired, or let it left-align for a clean editorial look */
.about-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}


.about-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0.02em;
  margin-bottom: 1.5rem;
}

.about-text {
  color: var(--text-secondary);
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}

.about-text p + p {
  margin-top: 1rem;
}


/* ============================================
   SERVICES SECTION
   ============================================ */
.section-services {
  position: relative;
  overflow: hidden;
  background: var(--bg-dark-navy);
}

.services-label {
  position: absolute;
  top: 2rem;
  left: clamp(20px, 4vw, 60px);
  z-index: 10;
}

.services-container {
  display: flex;
  width: fit-content;
}

.service-card {
  width: 100vw;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(40px, 8vw, 100px);
  position: relative;
  flex-shrink: 0;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.15;
  transition: opacity 0.5s ease;
}

.service-card[data-gradient="cyan"]::before {
  background: radial-gradient(ellipse at 30% 50%, var(--primary-cyan), transparent 70%);
}
.service-card[data-gradient="green"]::before {
  background: radial-gradient(ellipse at 70% 50%, var(--accent-neon-green), transparent 70%);
}
.service-card[data-gradient="magenta"]::before {
  background: radial-gradient(ellipse at 30% 70%, var(--primary-magenta), transparent 70%);
}
.service-card[data-gradient="gold"]::before {
  background: radial-gradient(ellipse at 70% 30%, var(--accent-gold), transparent 70%);
}

.service-card-inner {
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.service-icon {
  width: 80px;
  height: 80px;
  color: var(--primary-cyan);
  margin-bottom: 2rem;
  opacity: 0.8;
}

.service-card[data-gradient="green"] .service-icon { color: var(--accent-neon-green); }
.service-card[data-gradient="magenta"] .service-icon { color: var(--primary-magenta); }
.service-card[data-gradient="gold"] .service-icon { color: var(--accent-gold); }

.service-number {
  font-family: var(--font-display);
  font-size: clamp(6rem, 15vw, 12rem);
  font-weight: 900;
  color: rgba(255, 255, 255, 0.02);
  position: absolute;
  top: -2rem;
  right: -2rem;
  line-height: 1;
  pointer-events: none;
}

.service-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 800;
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
}

.service-desc {
  color: var(--text-secondary);
  font-size: clamp(0.95rem, 1.2vw, 1.1rem);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.service-features {
  margin-bottom: 2rem;
}

.service-features li {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.service-features li::before {
  content: '>';
  color: var(--primary-cyan);
  font-weight: 700;
}

.service-card[data-gradient="green"] .service-features li::before { color: var(--accent-neon-green); }
.service-card[data-gradient="magenta"] .service-features li::before { color: var(--primary-magenta); }
.service-card[data-gradient="gold"] .service-features li::before { color: var(--accent-gold); }

.btn-service {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary-cyan);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--primary-cyan);
  transition: all 0.3s ease;
  cursor: none;
}

.btn-service:hover {
  gap: 1rem;
  text-shadow: 0 0 10px var(--neon-glow);
}

.service-card[data-gradient="green"] .btn-service { color: var(--accent-neon-green); border-color: var(--accent-neon-green); }
.service-card[data-gradient="magenta"] .btn-service { color: var(--primary-magenta); border-color: var(--primary-magenta); }
.service-card[data-gradient="gold"] .btn-service { color: var(--accent-gold); border-color: var(--accent-gold); }

/* ============================================
   TECH STACK SECTION
   ============================================ */
.section-tech {
  position: relative;
  padding: var(--section-padding) 0;
  background: var(--bg-deep-black);
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.tech-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  text-align: center;
  letter-spacing: 0.05em;
  margin-bottom: 4rem;
}

.tech-orbit-container {
  position: relative;
  width: min(600px, 80vw);
  height: min(600px, 80vw);
  margin: 0 auto;
}

.orbit-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
}

.orbit-center-text {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-cyan);
}

.orbit-center-glow {
  position: absolute;
  inset: -100%;
  background: radial-gradient(circle, rgba(0, 243, 255, 0.15), transparent 60%);
  animation: centerPulse 3s ease-in-out infinite;
}

@keyframes centerPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
}

.orbit-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(0, 243, 255, 0.08);
  border-radius: 50%;
}

.orbit-ring-1 {
  width: 65%;
  height: 65%;
  transform: translate(-50%, -50%);
  animation: orbitSpin 30s linear infinite;
}

.orbit-ring-2 {
  width: 95%;
  height: 95%;
  transform: translate(-50%, -50%);
  animation: orbitSpin 45s linear infinite reverse;
}

@keyframes orbitSpin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.tech-icon {
  position: absolute;
  width: 52px;
  height: 52px;
  background: var(--bg-charcoal);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  top: 50%;
  left: 50%;
  transition: all 0.3s ease;
  cursor: none;
}

.orbit-ring-1 .tech-icon {
  --radius: calc(50% - 26px);
  transform: translate(-50%, -50%) rotate(var(--angle)) translateX(var(--radius)) rotate(calc(-1 * var(--angle)));
}

.orbit-ring-2 .tech-icon {
  --radius: calc(50% - 26px);
  transform: translate(-50%, -50%) rotate(var(--angle)) translateX(var(--radius)) rotate(calc(-1 * var(--angle)));
}

/* Counter-rotate text to keep it upright */
.orbit-ring-1 .tech-icon {
  animation: counterRotate1 30s linear infinite;
}

.orbit-ring-2 .tech-icon {
  animation: counterRotate2 45s linear infinite;
}

@keyframes counterRotate1 {
  from { transform: translate(-50%, -50%) rotate(calc(var(--angle))) translateX(var(--radius)) rotate(calc(-1 * var(--angle))); }
  to { transform: translate(-50%, -50%) rotate(calc(var(--angle) + 360deg)) translateX(var(--radius)) rotate(calc(-1 * var(--angle) - 360deg)); }
}

@keyframes counterRotate2 {
  from { transform: translate(-50%, -50%) rotate(calc(var(--angle))) translateX(var(--radius)) rotate(calc(-1 * var(--angle))); }
  to { transform: translate(-50%, -50%) rotate(calc(var(--angle) - 360deg)) translateX(var(--radius)) rotate(calc(-1 * var(--angle) + 360deg)); }
}

.tech-icon:hover {
  background: rgba(0, 243, 255, 0.1);
  border-color: var(--primary-cyan);
  box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
  transform: translate(-50%, -50%) scale(1.3) !important;
  animation-play-state: paused;
  z-index: 10;
}

.tech-icon-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  transition: color 0.3s ease;
}

.tech-icon:hover .tech-icon-label {
  color: var(--primary-cyan);
}

/* ============================================
   PORTFOLIO SECTION
   ============================================ */
.section-portfolio {
  position: relative;
  padding: var(--section-padding) 0;
  background: var(--bg-dark-navy);
  overflow: hidden;
}

.portfolio-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 900;
  letter-spacing: 0.03em;
  margin-bottom: 3rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  grid-auto-rows: minmax(280px, auto);
}

.portfolio-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  cursor: none;
  min-height: 300px;
  transform-style: preserve-3d;
  perspective: 1000px;
}

.portfolio-card-large {
  grid-column: span 2;
}

.portfolio-card-bg {
  position: absolute;
  inset: 0;
  transition: transform 0.6s var(--transition-smooth);
}

.portfolio-card:hover .portfolio-card-bg {
  transform: scale(1.05);
}

.portfolio-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(10, 10, 15, 0.95) 100%);
  transition: background 0.4s ease;
}

.portfolio-card:hover .portfolio-card-overlay {
  background: linear-gradient(180deg, transparent 0%, rgba(10, 10, 15, 0.85) 100%);
}

.portfolio-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  z-index: 2;
  transform: translateY(20px);
  transition: transform 0.4s var(--transition-smooth);
}

.portfolio-card:hover .portfolio-card-content {
  transform: translateY(0);
}

.portfolio-tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--primary-cyan);
  margin-bottom: 0.5rem;
  display: inline-block;
}

.portfolio-title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.6rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.portfolio-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  opacity: 0;
  transition: opacity 0.4s ease 0.1s;
}

.portfolio-card:hover .portfolio-desc {
  opacity: 1;
}

.portfolio-cta {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary-cyan);
  opacity: 0;
  transition: opacity 0.4s ease 0.2s;
}

.portfolio-card:hover .portfolio-cta {
  opacity: 1;
}

.portfolio-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  border: 1px solid transparent;
  transition: border-color 0.4s ease;
  pointer-events: none;
  z-index: 3;
}

.portfolio-card:hover::after {
  border-color: var(--primary-cyan);
  box-shadow: inset 0 0 30px rgba(0, 243, 255, 0.05);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.section-contact {
  position: relative;
  padding: var(--section-padding) 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg-dark-navy);
  overflow: hidden;
}

.contact-gradient-mesh {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(0, 243, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 0, 255, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 20%, rgba(0, 102, 255, 0.05) 0%, transparent 50%);
  animation: meshShift 20s ease-in-out infinite;
}

@keyframes meshShift {
  0%, 100% { filter: blur(60px) hue-rotate(0deg); transform: scale(1); }
  50% { filter: blur(80px) hue-rotate(30deg); transform: scale(1.1); }
}

.contact-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.contact-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: 0.03em;
  margin-bottom: 1.5rem;
}

.contact-subtext {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.contact-cta-group {
  display: flex;
  gap: 1.2rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.contact-email {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.3s ease;
}

.email-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.email-address {
  font-family: var(--font-mono);
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  color: var(--primary-cyan);
  transition: text-shadow 0.3s ease;
}

.contact-email:hover .email-address {
  text-shadow: 0 0 15px var(--neon-glow);
}

.contact-socials {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-secondary);
  transition: all 0.3s ease;
}

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

.social-link:hover {
  color: var(--primary-cyan);
  border-color: var(--primary-cyan);
  box-shadow: 0 0 15px rgba(0, 243, 255, 0.2);
  transform: translateY(-3px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer-main {
  background: var(--bg-deep-black);
  border-top: 1px solid var(--glass-border);
  padding: 1.5rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.footer-center {
  display: flex;
  gap: 2rem;
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  transition: color 0.3s ease;
  position: relative;
}

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

.footer-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--primary-cyan);
  transition: width 0.3s ease;
}

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

.footer-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-badge {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--glass-border);
  border-radius: 4px;
}

.back-to-top {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  transition: all 0.3s ease;
  cursor: none;
}

.back-to-top svg {
  width: 16px;
  height: 16px;
}

.back-to-top:hover {
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
  box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
}

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

  .scroll-dot, .orbit-ring, .orbit-ring .tech-icon,
  .contact-gradient-mesh {
    animation: none !important;
  }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
  }

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

  .portfolio-card-large {
    grid-column: span 2;
  }
}

@media (max-width: 768px) {
  body {
    cursor: auto;
  }

  .custom-cursor, .cursor-glow, #trail-canvas {
    display: none !important;
  }

  a, button, .btn-neon, .btn-service, .social-link, .testimonial-dot, .back-to-top, .portfolio-card {
    cursor: auto;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    padding: 3rem;
    gap: 0.5rem;
    transition: right 0.4s var(--transition-smooth);
    border-left: 1px solid var(--glass-border);
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-link {
    font-size: 1rem;
    padding: 1rem 0;
  }

  .nav-link-cta {
    margin-left: 0;
    margin-top: 1rem;
  }

  .section-services {
    overflow: visible;
  }

  .services-container {
    flex-direction: column;
    width: 100%;
  }

  .service-card {
    width: 100%;
    min-height: auto;
    padding: clamp(60px, 10vw, 100px) clamp(20px, 4vw, 60px);
  }

  .services-label {
    position: relative;
    top: auto;
    left: auto;
    padding: 2rem clamp(20px, 4vw, 60px) 0;
  }

  .tech-orbit-container {
    width: min(350px, 90vw);
    height: min(350px, 90vw);
  }

  .tech-icon {
    width: 40px;
    height: 40px;
  }

  .tech-icon-label {
    font-size: 0.5rem;
  }

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

  .portfolio-card-large {
    grid-column: span 1;
  }

  .portfolio-card {
    min-height: 250px;
  }

  .contact-cta-group {
    flex-direction: column;
    align-items: center;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .noise-overlay {
    opacity: 0.02;
  }

  .scanline-overlay {
    opacity: 0.2;
  }
}

/* 4K / Ultra-wide */
@media (min-width: 1920px) {
  .container {
    max-width: 1600px;
  }

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

/* === FOCUS STATES === */
:focus-visible {
  outline: 2px solid var(--primary-cyan);
  outline-offset: 3px;
}

.nav-link:focus-visible,
.btn-neon:focus-visible,
.social-link:focus-visible {
  outline: 2px solid var(--primary-cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* === GLITCH EFFECT === */
@keyframes glitchText {
  0% { clip-path: inset(80% 0 0 0); transform: translate(-2px, -2px); }
  10% { clip-path: inset(10% 0 60% 0); transform: translate(2px, 2px); }
  20% { clip-path: inset(40% 0 30% 0); transform: translate(-1px, 1px); }
  30% { clip-path: inset(60% 0 10% 0); transform: translate(1px, -1px); }
  40% { clip-path: inset(20% 0 50% 0); transform: translate(-2px, 2px); }
  50% { clip-path: inset(0% 0 80% 0); transform: translate(2px, -2px); }
  60% { clip-path: inset(70% 0 5% 0); transform: translate(-1px, -1px); }
  70% { clip-path: inset(5% 0 70% 0); transform: translate(1px, 1px); }
  80% { clip-path: inset(50% 0 20% 0); transform: translate(-2px, -2px); }
  90% { clip-path: inset(30% 0 40% 0); transform: translate(2px, 2px); }
  100% { clip-path: inset(90% 0 0% 0); transform: translate(0, 0); }
}

/* === HOLOGRAPHIC SHIMMER FOR CARDS === */
.portfolio-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 40%,
    rgba(0, 243, 255, 0.03) 45%,
    rgba(255, 0, 255, 0.03) 50%,
    transparent 55%
  );
  z-index: 4;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.portfolio-card:hover::before {
  opacity: 1;
  animation: shimmerMove 2s ease-in-out infinite;
}

@keyframes shimmerMove {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ============================================
   UIMIX HERO (Unicorn Studio Integration)
   ============================================ */

.uimix-hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background-color: #000;
  display: block; /* Override flex */
}

.uimix-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.dither-pattern {
  background-image: 
    repeating-linear-gradient(0deg, transparent 0px, transparent 1px, white 1px, white 2px),
    repeating-linear-gradient(90deg, transparent 0px, transparent 1px, white 1px, white 2px);
  background-size: 3px 3px;
}

.uimix-top-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9500;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  margin-top: 80px; /* Offset for main nav */
}

.uimix-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 2rem;
}

.uimix-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.uimix-logo {
  font-family: var(--font-mono);
  color: white;
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 0.1em;
  font-style: italic;
  transform: skewX(-12deg);
}

.uimix-divider {
  height: 1rem;
  width: 1px;
  background-color: rgba(255, 255, 255, 0.4);
}

.uimix-est {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.625rem;
  font-family: var(--font-mono);
}

.uimix-coords {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.625rem;
  font-family: var(--font-mono);
  color: rgba(255, 255, 255, 0.6);
}

.uimix-dot {
  width: 4px;
  height: 4px;
  background-color: rgba(255, 255, 255, 0.4);
  border-radius: 50%;
}

.uimix-corner {
  position: absolute;
  width: 3rem;
  height: 3rem;
  border-color: rgba(255, 255, 255, 0.3);
  border-style: solid;
  z-index: 20;
}

.uimix-corner.corner-tl { top: 80px; left: 0; border-width: 2px 0 0 2px; }
.uimix-corner.corner-tr { top: 80px; right: 0; border-width: 2px 2px 0 0; }
.uimix-corner.corner-bl { bottom: 5vh; left: 0; border-width: 0 0 2px 2px; }
.uimix-corner.corner-br { bottom: 5vh; right: 0; border-width: 0 2px 2px 0; }

.uimix-content-wrapper {
  position: relative;
  z-index: 9500;
  display: flex;
  min-height: 100vh;
  align-items: center;
  margin-top: 5vh;
  padding-top: 120px; /* Offset for navs */
}

.uimix-content-inner {
  padding-left: 10%;
}

.uimix-main-box {
  max-width: 32rem;
  position: relative;
}

.uimix-deco-line {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  opacity: 0.6;
}

.uimix-line-short { width: 2rem; height: 1px; background-color: white; }
.uimix-line-long { flex: 1; height: 1px; background-color: white; }
.uimix-number { color: white; font-size: 0.625rem; font-family: var(--font-mono); letter-spacing: 0.1em; }

.uimix-title-wrapper {
  position: relative;
}

.uimix-dither-bar {
  position: absolute;
  left: -0.75rem;
  top: 0;
  bottom: 0;
  width: 4px;
  opacity: 0.4;
}

.uimix-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: bold;
  color: white;
  margin-bottom: 1rem;
  line-height: 1.1;
  font-family: var(--font-display);
  letter-spacing: 0.1em;
}

.uimix-title-sub {
  display: block;
  margin-top: 0.5rem;
  opacity: 0.9;
}

.uimix-desc-wrapper {
  position: relative;
}

.uimix-desc {
  font-size: clamp(0.75rem, 2vw, 1rem);
  color: #d1d5db;
  margin-bottom: 1.5rem;
  line-height: 1.6;
  font-family: var(--font-mono);
  opacity: 0.8;
}

.uimix-tech-accent {
  position: absolute;
  right: -1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 12px;
  height: 12px;
  border: 1px solid white;
  opacity: 0.3;
}

.uimix-tech-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 4px;
  background-color: white;
  transform: translate(-50%, -50%);
}

.uimix-btn-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 1024px) {
  .uimix-btn-group { flex-direction: row; }
}

.uimix-btn {
  position: relative;
  padding: 0.6rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  transition: all 0.2s ease;
  cursor: none;
}

.uimix-btn-primary {
  background: transparent;
  color: white;
  border: 1px solid white;
}

.uimix-btn-primary:hover {
  background: white;
  color: black;
}

.uimix-btn-secondary {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.4);
}

.uimix-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.uimix-btn-corner {
  position: absolute;
  width: 8px;
  height: 8px;
  border-color: white;
  border-style: solid;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.uimix-btn:hover .uimix-btn-corner { opacity: 1; }
.uimix-btn-corner.corner-tl { top: -4px; left: -4px; border-width: 1px 0 0 1px; }
.uimix-btn-corner.corner-br { bottom: -4px; right: -4px; border-width: 0 1px 1px 0; }

.uimix-bottom-note {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  opacity: 0.4;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  color: white;
}

.uimix-line-flex {
  flex: 1;
  height: 1px;
  background-color: white;
}

.uimix-bottom-footer {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 5vh;
  z-index: 9500;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
}

.uimix-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 2rem;
}

.uimix-status, .uimix-rendering {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.5625rem;
  font-family: var(--font-mono);
  color: rgba(255, 255, 255, 0.5);
}

.uimix-bars { display: flex; gap: 4px; align-items: flex-end; height: 12px; }
.uimix-bar { width: 4px; background-color: rgba(255, 255, 255, 0.3); }

.uimix-pulses { display: flex; gap: 4px; }
.uimix-pulse { width: 4px; height: 4px; border-radius: 50%; }
.uimix-pulse.pulse-1 { background-color: rgba(255, 255, 255, 0.6); animation: pulseAnim 1s infinite alternate; }
.uimix-pulse.pulse-2 { background-color: rgba(255, 255, 255, 0.4); animation: pulseAnim 1s infinite alternate 0.2s; }
.uimix-pulse.pulse-3 { background-color: rgba(255, 255, 255, 0.2); animation: pulseAnim 1s infinite alternate 0.4s; }

@keyframes pulseAnim {
  0% { opacity: 0.2; }
  100% { opacity: 1; }
}

.hidden-desktop { display: none; }
@media (max-width: 1023px) {
  .hidden-mobile { display: none !important; }
  .hidden-desktop { display: block; }
}

/* === SPLASH SCREEN (STARTSEITE) === */
.splash-screen {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  background-color: var(--bg-deep-black);
  z-index: var(--z-loading);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transition: opacity 1.2s cubic-bezier(0.7, 0, 0.3, 1), transform 1.2s cubic-bezier(0.7, 0, 0.3, 1);
  cursor: pointer;
  overflow: hidden;
}

.splash-screen.hidden {
  opacity: 0;
  transform: scale(1.05);
  pointer-events: none;
  visibility: hidden;
}

.splash-particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.splash-content {
  position: relative;
  z-index: 2;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.splash-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 800;
  color: white;
  margin: 0;
  line-height: 1;
  letter-spacing: -0.02em;
  background: linear-gradient(to bottom, #ffffff, #a3a3a3);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 40px rgba(255, 255, 255, 0.1);
}

.splash-cta {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  animation: pulse-opacity 2s infinite ease-in-out;
}

@keyframes pulse-opacity {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* === SPLINE 3D WIDGET === */
.spline-wrapper {
  margin-top: 2rem;
  width: 100%;
  height: 400px;
  border-radius: 1rem;
  overflow: hidden;
  background: rgba(10, 10, 15, 0.4);
  border: 1px solid var(--glass-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  position: relative;
  /* Spotlight effect simulation */
  background-image: radial-gradient(circle at 50% -20%, rgba(255, 255, 255, 0.1), transparent 70%);
}

.interactive-spline {
  width: 100%;
  height: 100%;
  display: block;
}

/* === HERO ROTATING BADGE === */
.hero-rotating-badge {
  position: absolute;
  bottom: 40px;
  right: 40px;
  width: 120px;
  height: 120px;
  z-index: var(--z-nav);
  pointer-events: none;
}

.badge-inner {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-center {
  width: 12px;
  height: 12px;
  background: var(--primary-cyan);
  border-radius: 50%;
  box-shadow: 0 0 20px var(--primary-cyan);
  animation: pulseAnim 2s infinite alternate;
}

.badge-text-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  animation: rotateBadge 20s linear infinite;
  transform-origin: center;
}

.badge-text {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

@keyframes rotateBadge {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}