/* ================================================
   NEXUS PORTFOLIO - Main Stylesheet
   High-Tech Cyber Aesthetic
   ================================================ */

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

/* ================================================
   CSS VARIABLES - Design System
   ================================================ */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-tertiary: #1a1a25;
  --bg-card: #15151f;
  
  --neon-cyan: #00f2ff;
  --neon-magenta: #ff00aa;
  --neon-purple: #8b5cf6;
  --neon-green: #00ff88;
  --neon-orange: #ff6b35;
  
  --text-primary: #ffffff;
  --text-secondary: #a0a0b0;
  --text-muted: #606070;
  
  --border-color: #2a2a3a;
  --border-glow: rgba(0, 240, 255, 0.3);
  
  --gradient-primary: linear-gradient(135deg, #00f2ff 0%, #8b5cf6 100%);
  --gradient-dark: linear-gradient(180deg, #0a0a0f 0%, #12121a 100%);
  --gradient-card: linear-gradient(145deg, #15151f 0%, #12121a 100%);
  
  --glow-cyan: 0 0 20px rgba(0, 242, 255, 0.5), 0 0 40px rgba(0, 242, 255, 0.3);
  --glow-magenta: 0 0 20px rgba(255, 0, 170, 0.5), 0 0 40px rgba(255, 0, 170, 0.3);
  --glow-purple: 0 0 20px rgba(139, 92, 246, 0.5);
  
  --transition-fast: 0.15s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  --font-heading: 'JetBrains Mono', monospace;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

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

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
  cursor: none;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  cursor: none;
}

/* ================================================
   CUSTOM CURSOR
   ================================================ */
.cursor-dot,
.cursor-outline {
  position: fixed;
  top: 0;
  left: 0;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--neon-cyan);
}

.cursor-outline {
  width: 40px;
  height: 40px;
  border: 2px solid var(--neon-cyan);
  transition: transform 0.1s ease, width 0.3s ease, height 0.3s ease;
}

.cursor-outline.hovered {
  width: 60px;
  height: 60px;
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--neon-magenta);
}

/* ================================================
   TYPOGRAPHY
   ================================================ */
h1, h2, h3, h4, h5, h6,
.code-text, .nav-link {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 400;
}

.mono {
  font-family: var(--font-mono);
}

/* ================================================
   UTILITIES
   ================================================ */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
  position: relative;
}

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

.text-cyan { color: var(--neon-cyan); }
.text-magenta { color: var(--neon-magenta); }
.text-purple { color: var(--neon-purple); }
.text-green { color: var(--neon-green); }

.glow-cyan { box-shadow: var(--glow-cyan); }
.glow-magenta { box-shadow: var(--glow-magenta); }

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

/* ================================================
   ANIMATIONS
   ================================================ */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: var(--glow-cyan); }
  50% { box-shadow: 0 0 30px rgba(0, 240, 255, 0.8), 0 0 60px rgba(0, 240, 255, 0.4); }
}

@keyframes glitch {
  0% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
  100% { transform: translate(0); }
}

@keyframes typewriter {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--neon-cyan); }
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-in-scale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-left.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-right.active {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-scale.active {
  opacity: 1;
  transform: scale(1);
}

/* 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; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ================================================
   HEADER & NAVIGATION - Glassmorphism
   ================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.header.scrolled {
  background: rgba(10, 10, 15, 0.95);
  border-bottom-color: var(--border-color);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--neon-cyan);
  transition: width var(--transition-medium);
}

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

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
}

.mobile-menu-btn span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-fast);
}

/* ================================================
   BUTTONS - Glow Hover State
   ================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--bg-primary);
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 242, 255, 0.6), 0 0 60px rgba(0, 242, 255, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--neon-cyan);
  border: 2px solid var(--neon-cyan);
}

.btn-secondary:hover {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  box-shadow: 0 0 30px rgba(0, 242, 255, 0.6), 0 0 60px rgba(0, 242, 255, 0.3);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-ghost:hover {
  background: rgba(0, 242, 255, 0.1);
  border-color: var(--neon-cyan);
  box-shadow: 0 0 20px rgba(0, 242, 255, 0.3);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 1rem;
}

/* ================================================
   HERO SECTION
   ================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg canvas {
  width: 100%;
  height: 100%;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 0%, var(--bg-primary) 70%);
}

.hero-content {
  text-align: center;
  max-width: 900px;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--neon-cyan);
  margin-bottom: 1.5rem;
  animation: fade-in-up 0.8s ease forwards;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--neon-cyan);
  border-radius: 50%;
  animation: pulse-glow 2s infinite;
}

.hero-title {
  font-size: clamp(3rem, 7vw, 5rem);
  margin-bottom: 1rem;
  animation: fade-in-up 0.8s ease 0.2s forwards;
  opacity: 0;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: 2rem;
  min-height: 1.5em;
  animation: fade-in-up 0.8s ease 0.4s forwards;
  opacity: 0;
}

.typing-text {
  color: var(--neon-cyan);
}

.cursor-caret {
  display: inline-block;
  width: 3px;
  height: 1.2em;
  background: var(--neon-cyan);
  margin-left: 2px;
  animation: blink-caret 0.75s step-end infinite;
  vertical-align: text-bottom;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
  animation: fade-in-up 0.8s ease 0.6s forwards;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fade-in-up 0.8s ease 0.8s forwards;
  opacity: 0;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  animation: float 3s ease-in-out infinite;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--neon-cyan), transparent);
}

/* ================================================
   CARDS
   ================================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-medium);
}

.card:hover {
  transform: translateY(-5px);
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
}

.card:hover::before {
  transform: scaleX(1);
}

.card-icon {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 240, 255, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.card-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--neon-cyan);
  font-weight: 500;
  font-size: 0.9rem;
  transition: gap var(--transition-fast);
}

.card-link:hover {
  gap: 1rem;
}

/* ================================================
   GRID LAYOUTS
   ================================================ */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

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

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

/* ================================================
   SECTION HEADERS
   ================================================ */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.section-title {
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* ================================================
   ABOUT PAGE
   ================================================ */
.about-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 2px solid var(--border-color);
}

.about-image-main img {
  width: 100%;
  height: auto;
}

.about-image-frame {
  position: absolute;
  inset: 20px;
  border: 2px solid var(--neon-cyan);
  border-radius: var(--radius-xl);
  z-index: -1;
}

.about-text h2 {
  margin-bottom: 1.5rem;
}

.about-text p {
  margin-bottom: 1.5rem;
}

.skills-section {
  padding: 4rem 0;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.skill-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all var(--transition-medium);
}

.skill-item:hover {
  border-color: var(--neon-cyan);
}

.skill-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.skill-name {
  font-family: var(--font-heading);
  font-size: 1rem;
}

.skill-percent {
  font-family: var(--font-mono);
  color: var(--neon-cyan);
}

.skill-bar {
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  width: 0;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-fill.animated {
  width: var(--fill-percent);
}

/* Hexagon Skills */
.hexagon-skills {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  padding: 2rem 0;
}

.hexagon {
  position: relative;
  width: 120px;
  height: 120px;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  transition: all var(--transition-medium);
  cursor: pointer;
}

.hexagon:hover {
  background: var(--gradient-primary);
  border-color: var(--neon-cyan);
  transform: scale(1.1);
}

.hexagon-inner {
  text-align: center;
  font-weight: 600;
  font-size: 0.9rem;
}

/* ================================================
   SERVICES PAGE
   ================================================ */
.services-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-medium);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: var(--neon-purple);
  box-shadow: var(--glow-purple);
}

.service-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 900;
  color: rgba(139, 92, 246, 0.1);
}

.service-icon {
  width: 70px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.service-icon svg {
  width: 40px;
  height: 40px;
  fill: var(--neon-purple);
}

.service-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.service-features {
  margin-bottom: 1.5rem;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.service-features li::before {
  content: '✓';
  color: var(--neon-green);
}

/* ================================================
   PORTFOLIO PAGE
   ================================================ */
.portfolio-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all var(--transition-medium);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  border-color: var(--neon-cyan);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 16/10;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 10, 15, 0.95) 0%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-category {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-cyan);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.portfolio-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.portfolio-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.portfolio-tag {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  color: var(--text-secondary);
}

/* ================================================
   MODAL
   ================================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-medium);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.9);
  backdrop-filter: blur(10px);
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow-y: auto;
  transform: scale(0.9);
  transition: transform var(--transition-medium);
}

.modal.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 1.5rem;
  z-index: 10;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--neon-magenta);
  border-color: var(--neon-magenta);
}

.modal-image {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.modal-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-body {
  padding: 2rem;
}

.modal-category {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--neon-cyan);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.modal-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.modal-description {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.modal-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
}

.meta-item {
  background: var(--bg-card);
  padding: 1rem;
  border-radius: var(--radius-md);
}

.meta-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.meta-value {
  font-weight: 600;
  color: var(--text-primary);
}

/* ================================================
   TESTIMONIALS PAGE
   ================================================ */
.testimonials-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.marquee-container {
  overflow: hidden;
  padding: 2rem 0;
}

.marquee-track {
  display: flex;
  animation: marquee 20s linear infinite;
  width: fit-content;
}

.marquee-content {
  display: flex;
  gap: 2rem;
  padding-right: 2rem;
}

.testimonial-card {
  flex-shrink: 0;
  width: 400px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.testimonial-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--neon-cyan);
}

.testimonial-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-info h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.testimonial-role {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.testimonial-rating {
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.star {
  color: #ffd700;
  font-size: 1rem;
}

.testimonial-text {
  color: var(--text-secondary);
  font-style: italic;
  line-height: 1.7;
}

/* ================================================
   BLOG PAGE
   ================================================ */
.blog-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-medium);
}

.blog-card:hover {
  transform: translateY(-5px);
  border-color: var(--neon-purple);
}

.blog-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-image img {
  transform: scale(1.1);
}

.blog-content {
  padding: 1.5rem;
}

.blog-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.blog-category {
  color: var(--neon-purple);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
}

.blog-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  transition: color var(--transition-fast);
}

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

.blog-excerpt {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.blog-link {
  color: var(--neon-cyan);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

/* ================================================
   CONTACT PAGE
   ================================================ */
.contact-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contact-info h2 {
  margin-bottom: 1.5rem;
}

.contact-info p {
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 240, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--neon-cyan);
  font-size: 1.25rem;
}

.contact-text h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-text p {
  font-size: 0.9rem;
  margin: 0;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-link {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 1.25rem;
  transition: all var(--transition-medium);
}

.social-link:hover {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  border-color: var(--neon-cyan);
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--neon-cyan);
  box-shadow: 0 0 0 3px rgba(0, 240, 255, 0.1);
}

.form-input.error,
.form-textarea.error {
  border-color: var(--neon-magenta);
}

.form-textarea {
  min-height: 150px;
  resize: vertical;
}

.form-error {
  color: var(--neon-magenta);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: none;
}

.form-error.show {
  display: block;
}

.form-submit {
  width: 100%;
  padding: 1rem;
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-md);
  color: var(--bg-primary);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-medium);
}

.form-submit:hover {
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

.form-success {
  display: none;
  text-align: center;
  padding: 3rem;
}

.form-success.show {
  display: block;
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: rgba(0, 255, 136, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: var(--neon-green);
  animation: fade-in-scale 0.5s ease;
}

.success-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.success-text {
  color: var(--text-secondary);
}

/* ================================================
   PRICING PAGE
   ================================================ */
.pricing-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.pricing-toggle {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.toggle-label {
  font-size: 1rem;
  color: var(--text-secondary);
}

.toggle-label.active {
  color: var(--neon-cyan);
}

.toggle-switch {
  width: 60px;
  height: 30px;
  background: var(--bg-tertiary);
  border-radius: 50px;
  position: relative;
  cursor: pointer;
  border: 1px solid var(--border-color);
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  background: var(--neon-cyan);
  border-radius: 50%;
  transition: transform var(--transition-medium);
}

.toggle-switch.active::after {
  transform: translateX(30px);
}

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

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  transition: all var(--transition-medium);
}

.pricing-card.featured {
  border-color: var(--neon-cyan);
  transform: scale(1.05);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: var(--bg-primary);
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
}

.pricing-tier {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-price span {
  font-size: 1rem;
  color: var(--text-muted);
}

.pricing-description {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

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

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.pricing-features li::before {
  content: '✓';
  color: var(--neon-green);
  font-weight: bold;
}

.pricing-btn {
  width: 100%;
  padding: 1rem;
  background: transparent;
  border: 2px solid var(--neon-cyan);
  border-radius: var(--radius-md);
  color: var(--neon-cyan);
  font-weight: 700;
  text-transform: uppercase;
  transition: all var(--transition-medium);
}

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

.pricing-card.featured .pricing-btn {
  background: var(--gradient-primary);
  border: none;
  color: var(--bg-primary);
}

.pricing-card.featured .pricing-btn:hover {
  box-shadow: var(--glow-cyan);
}

/* ================================================
   FAQ PAGE
   ================================================ */
.faq-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-search {
  margin-bottom: 3rem;
}

.faq-search input {
  width: 100%;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 1rem;
}

.faq-search input:focus {
  outline: none;
  border-color: var(--neon-cyan);
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
}

.faq-icon {
  font-size: 1.5rem;
  color: var(--neon-cyan);
  transition: transform var(--transition-medium);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
}

.faq-answer-content {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

/* ================================================
   404 PAGE
   ================================================ */
.error-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.error-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.error-content h1 {
  font-size: clamp(6rem, 15vw, 12rem);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: glitch 0.3s infinite;
}

.error-content h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.error-content p {
  font-size: 1.1rem;
  margin-bottom: 2rem;
  max-width: 500px;
}

.error-cube {
  width: 100px;
  height: 100px;
  margin: 2rem auto;
  background: var(--gradient-primary);
  animation: float 3s ease-in-out infinite;
  transform: rotate(45deg);
}

/* ================================================
   CASE STUDY PAGES
   ================================================ */
.case-hero {
  padding-top: 120px;
  padding-bottom: 4rem;
  min-height: 60vh;
  display: flex;
  align-items: center;
}

.case-header {
  max-width: 800px;
}

.case-category {
  font-family: var(--font-mono);
  color: var(--neon-cyan);
  text-transform: uppercase;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.case-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
}

.case-overview {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  padding: 4rem 0;
}

.case-description {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

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

.case-meta-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.case-meta-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.case-meta-value {
  font-weight: 600;
}

.case-section {
  padding: 4rem 0;
}

.case-section h2 {
  margin-bottom: 2rem;
}

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

.case-gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
}

.case-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.case-gallery-item:hover img {
  transform: scale(1.05);
}

.case-gallery-item.full-width {
  grid-column: span 2;
}

/* ================================================
   FOOTER
   ================================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
}

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

.footer-brand p {
  margin: 1rem 0 1.5rem;
}

.footer-title {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

/* ================================================
   RESPONSIVE DESIGN
   ================================================ */
@media (max-width: 1200px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .pricing-card.featured {
    transform: scale(1);
  }
}

@media (max-width: 1024px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .case-overview {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .case-gallery {
    grid-template-columns: 1fr;
  }
  
  .case-gallery-item.full-width {
    grid-column: span 1;
  }
}

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 6rem 2rem 2rem;
    gap: 1.5rem;
    transition: right var(--transition-medium);
    border-left: 1px solid var(--border-color);
  }
  
  .nav.active {
    right: 0;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .portfolio-filters {
    gap: 0.5rem;
  }
  
  .filter-btn {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
  }
  
  .testimonial-card {
    width: 300px;
  }
  
  .case-meta-grid {
    grid-template-columns: 1fr;
  }
  
  .cursor-dot,
  .cursor-outline {
    display: none;
  }
  
  body {
    cursor: auto;
  }
  
  button,
  a,
  input,
  textarea,
  .btn {
    cursor: pointer;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .card,
  .service-card,
  .pricing-card {
    padding: 1.5rem;
  }
  
  .modal-content {
    width: 95%;
  }
  
  .modal-body {
    padding: 1.5rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
}

/* ================================================
   UTILITY CLASSES
   ================================================ */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.overflow-hidden { overflow: hidden; }
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

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

/* Selection */
::selection {
  background: var(--neon-cyan);
  color: var(--bg-primary);
}

/* ================================================
   PROJECT METADATA FOOTER
   ================================================ */
.project-meta-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border-color);
  padding: 0.75rem 0;
  z-index: 999;
}

.project-meta-inner {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

.meta-label {
  color: var(--text-muted);
}

.meta-value {
  color: var(--neon-cyan);
}

.status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--neon-green);
  border-radius: 50%;
  animation: pulse-glow 2s infinite;
}

/* Adjust main content to account for fixed footer */
body.has-meta-footer .footer {
  padding-bottom: 3rem;
}

/* ================================================
   MULTI-STEP CONSULTATION FORM
   ================================================ */
.consultation-form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.form-steps {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.step-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.step-indicator.active {
  color: var(--neon-cyan);
}

.step-indicator.completed {
  color: var(--neon-green);
}

.step-number {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
}

.step-indicator.active .step-number {
  background: var(--neon-cyan);
  color: var(--bg-primary);
  border-color: var(--neon-cyan);
}

.step-indicator.completed .step-number {
  background: var(--neon-green);
  color: var(--bg-primary);
  border-color: var(--neon-green);
}

.form-step {
  display: none;
}

.form-step.active {
  display: block;
  animation: fade-in-up 0.4s ease;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--neon-cyan);
  box-shadow: 0 0 0 3px rgba(0, 242, 255, 0.1);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2300f2ff' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: var(--neon-magenta);
}

.form-error {
  color: var(--neon-magenta);
  font-size: 0.85rem;
  margin-top: 0.5rem;
  display: none;
}

.form-error.show {
  display: block;
}

.form-navigation {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
}

.btn-prev {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

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

.btn-next,
.form-submit {
  background: var(--gradient-primary);
  color: var(--bg-primary);
  border: none;
}

.btn-next:hover,
.form-submit:hover {
  box-shadow: 0 0 30px rgba(0, 242, 255, 0.6), 0 0 60px rgba(0, 242, 255, 0.3);
}

/* Progress Bar */
.form-progress {
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  margin-bottom: 2rem;
  overflow: hidden;
}

.form-progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  transition: width 0.4s ease;
}

/* Radio/Checkbox Cards */
.radio-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.radio-card {
  position: relative;
}

.radio-card input {
  position: absolute;
  opacity: 0;
}

.radio-card label {
  display: block;
  padding: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.radio-card input:checked + label {
  border-color: var(--neon-cyan);
  background: rgba(0, 242, 255, 0.1);
}

.radio-card label:hover {
  border-color: var(--neon-cyan);
}