/* ============================================
   Elmesoft — Vibrant tech static site
   ============================================ */

:root {
  /* Vibrant palette */
  --bg: #06060a;
  --bg-elevated: #0c0c12;
  --surface: #12121a;
  --border: rgba(255, 255, 255, 0.06);
  
  --cyan: #00e5ff;
  --cyan-dim: rgba(0, 229, 255, 0.15);
  --magenta: #ff2d92;
  --magenta-dim: rgba(255, 45, 146, 0.15);
  --lime: #b8ff3c;
  --lime-dim: rgba(184, 255, 60, 0.12);
  --violet: #a855f7;
  --violet-dim: rgba(168, 85, 247, 0.15);
  
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --white: #ffffff;
  
  --font-heading: "Syne", sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

/* Subtle noise overlay */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* ========== Header ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-lg) 0;
  background: linear-gradient(to bottom, var(--bg) 60%, transparent);
  transition: background var(--transition);
}

.site-header.scrolled {
  background: rgba(6, 6, 10, 0.85);
  backdrop-filter: blur(12px);
}

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

.logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.35rem;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  gap: var(--space-xl);
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--cyan);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: var(--radius-full);
  transition: var(--transition);
}

/* ========== Hero ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: calc(80px + var(--space-4xl)) var(--space-lg) var(--space-4xl);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 12s ease-in-out infinite;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: var(--cyan);
  top: -100px;
  right: -100px;
  animation-delay: 0s;
}

.orb-2 {
  width: 320px;
  height: 320px;
  background: var(--magenta);
  bottom: 10%;
  left: -80px;
  animation-delay: -4s;
}

.orb-3 {
  width: 280px;
  height: 280px;
  background: var(--violet);
  top: 50%;
  left: 40%;
  animation-delay: -8s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.grid-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent);
}

.hero-inner {
  position: relative;
  z-index: 1;
}

.hero-label {
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--cyan);
  margin: 0 0 var(--space-md);
  opacity: 0;
  animation: fadeUp 0.8s ease forwards;
}

.hero-title {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2.75rem, 8vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 var(--space-lg);
  opacity: 0;
  animation: fadeUp 0.8s ease 0.1s forwards;
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--cyan), var(--magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 0 var(--space-2xl);
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  opacity: 0;
  animation: fadeUp 0.8s ease 0.3s forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-xl);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition), color var(--transition), background var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), #0099b3);
  color: var(--bg);
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 229, 255, 0.35);
}

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

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

.btn-large {
  padding: var(--space-lg) var(--space-2xl);
  font-size: 1.1rem;
}

.scroll-hint {
  position: absolute;
  bottom: var(--space-2xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  border-radius: var(--radius-full);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.5; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ========== Sections ========== */
.section {
  padding: var(--space-4xl) 0;
}

.section-label {
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--magenta);
  margin: 0 0 var(--space-sm);
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2rem, 5vw, 2.75rem);
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-2xl);
}

/* Services grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.service-card {
  position: relative;
  padding: var(--space-2xl);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 20px 60px -20px var(--cyan-dim);
}

.service-card .card-glow {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 50% 50%, var(--accent), transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.service-card:hover .card-glow {
  opacity: 0.06;
}

.card-icon {
  display: inline-block;
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.service-card h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  margin: 0 0 var(--space-md);
}

.service-card p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.95rem;
}

/* About */
.about-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-text {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin: 0 0 var(--space-2xl);
}

.about-stats {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: var(--space-2xl);
}

.about-stats li {
  display: flex;
  flex-direction: column;
}

.about-stats strong {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--cyan);
  line-height: 1.2;
}

.about-stats span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.about-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-card {
  width: 100%;
  max-width: 320px;
  padding: var(--space-2xl);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.visual-bar {
  height: 8px;
  width: var(--w);
  background: var(--c);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-lg);
  transition: width 1s ease;
}

.visual-bar:last-child {
  margin-bottom: 0;
}

/* CTA */
.cta-box {
  position: relative;
  padding: var(--space-3xl);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  text-align: center;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--violet-dim), var(--magenta-dim));
  opacity: 0.5;
}

.cta-title {
  position: relative;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin: 0 0 var(--space-md);
}

.cta-desc {
  position: relative;
  color: var(--text-muted);
  margin: 0 0 var(--space-xl);
}

.cta-box .btn-primary {
  position: relative;
  background: linear-gradient(135deg, var(--magenta), var(--violet));
  color: var(--white);
}

.cta-box .btn-primary:hover {
  box-shadow: 0 12px 40px rgba(168, 85, 247, 0.4);
}

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

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

.footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  margin: 0;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 0;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .about-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-stats {
    justify-content: center;
  }

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

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}