@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --color-primary: #18181B;
  --color-secondary: #3F3F46;
  --color-cta: #2563EB;
  --color-background: #FFFFFF;
  --color-text: #09090B;
  
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  --shadow-block-sm: 2px 2px 0 #18181B;
  --shadow-block-md: 4px 4px 0 #18181B;
  --shadow-block-lg: 8px 8px 0 #18181B;
  --shadow-block-hover: 12px 12px 0 #18181B;

  --transition-fast: 150ms ease;
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
}

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--color-text);
  background-color: var(--color-background);
  line-height: 1.6;
  direction: rtl;
  overflow-x: hidden;
}

h1, h2, h3, h4, .nav-brand-name {
  font-family: 'Archivo', sans-serif;
  color: var(--color-primary);
  line-height: 1.2;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Utilities */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.justify-center { justify-content: center; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  border: 2px solid var(--color-primary);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-block-sm);
}

.btn-primary {
  background: var(--color-cta);
  color: white;
}

.btn-primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-md);
  background: #1D4ED8;
}

.btn-ghost {
  background: #FFFFFF;
  color: var(--color-primary);
}

.btn-ghost:hover {
  background: #FEF08A; /* Vibrant yellow */
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-md);
}

/* Navigation */
.nav-wrapper {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--color-background);
  border-bottom: 2px solid var(--color-primary);
  padding: var(--space-sm) 0;
}
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  text-decoration: none;
}
.nav-logo { height: 40px; }
.nav-brand-name { font-size: 1.5rem; font-weight: 800; letter-spacing: -1px; }

/* Social Links */
.social-links {
  display: flex;
  gap: var(--space-sm);
}
.social-links a {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px;
  background: #FFFFFF;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  box-shadow: var(--shadow-block-sm);
  transition: all var(--transition-fast);
}
.social-links a:hover {
  background: var(--color-cta);
  color: white;
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-block-md);
}

/* Sections */
section {
  padding: 120px 0;
  border-bottom: 2px solid var(--color-primary);
  position: relative;
  background: var(--color-background);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: #FEF08A; /* vibrant yellow */
  background-image: 
    linear-gradient(rgba(24,24,27,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24,24,27,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  border-bottom: 2px solid var(--color-primary);
  padding-top: 80px;
}
.hero-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}
.hero h1 {
  font-size: 4.5rem;
  font-weight: 800;
  letter-spacing: -2px;
  margin-bottom: var(--space-lg);
  color: var(--color-primary);
}
.hero p {
  font-size: 1.4rem;
  font-weight: 500;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
  color: var(--color-secondary);
}
.hero-ctas { display: flex; gap: var(--space-lg); justify-content: center; }

/* Section Title */
.section-title {
  font-size: 3.5rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: var(--space-3xl);
  text-align: center;
  position: relative;
  display: inline-block;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0; width: 100%;
  height: 8px;
  background: var(--color-cta);
  z-index: -1;
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
}
.card {
  background: #FFFFFF;
  border: 2px solid var(--color-primary);
  padding: var(--space-xl);
  box-shadow: var(--shadow-block-lg);
  transition: all var(--transition-normal);
  position: relative;
}
.card:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-block-hover);
}
.card-icon {
  width: 60px; height: 60px;
  background: var(--color-background);
  border: 2px solid var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-block-sm);
  color: var(--color-primary);
}
.card h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: var(--space-sm); }
.card p { font-size: 1.1rem; color: var(--color-secondary); margin-bottom: var(--space-lg); }

.tech-stack { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-bottom: var(--space-md); }
.tech-chip {
  background: #E0E7FF;
  color: var(--color-cta);
  border: 2px solid var(--color-primary);
  padding: 6px 12px;
  font-size: 0.9rem;
  font-weight: 700;
}

.cert-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: 2px;
  transition: all var(--transition-fast);
}
.cert-link:hover {
  background: var(--color-cta);
  color: white;
}

/* Portfolio Masonry */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}
.project-card {
  border: 2px solid var(--color-primary);
  background: #FFFFFF;
  box-shadow: var(--shadow-block-lg);
  transition: all var(--transition-normal);
  display: flex; flex-direction: column;
}
.project-card:hover {
  transform: translate(-4px, -4px);
  box-shadow: var(--shadow-block-hover);
}
.project-img {
  border-bottom: 2px solid var(--color-primary);
  overflow: hidden;
  height: 250px;
}
.project-img img { width: 100%; height: 100%; object-fit: cover; }
.project-content { padding: var(--space-xl); }
.project-outcome { font-weight: 700; margin-bottom: var(--space-md); color: var(--color-cta);}
.project-content h3 { font-size: 1.8rem; font-weight: 800; margin-bottom: var(--space-xs); }
.project-content p { color: var(--color-secondary); margin-bottom: var(--space-md); }

.project-link { 
  display: inline-flex; align-items: center; gap: 4px;
  font-weight: 700; color: var(--color-cta); text-decoration: none; 
}
.project-link:hover { text-decoration: underline; color: #1D4ED8;}

/* CTA Block */
.cta-banner {
  background: var(--color-cta);
  color: white;
  padding: var(--space-3xl);
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-block-lg);
  text-align: center;
}
.cta-banner h2 { font-size: 3.5rem; font-weight: 800; color: white; margin-bottom: var(--space-md); line-height: 1.1; }
.cta-banner p { font-size: 1.4rem; margin-bottom: var(--space-xl); opacity: 0.9; }
.cta-banner .btn-primary {
  background: #FEF08A;
  color: var(--color-primary);
}
.cta-banner .btn-primary:hover {
  background: #FFFFFF;
}

/* Footer */
footer {
  background: var(--color-primary);
  color: var(--color-background);
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 2px solid var(--color-primary);
}
.footer-top { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: var(--space-2xl); 
    border-bottom: 2px solid #3F3F46; 
    padding-bottom: var(--space-2xl); 
    margin-bottom: var(--space-xl); 
}
.footer-logo { height: 44px; width: auto; }
.footer-brand h3 { font-size: 2.5rem; letter-spacing: -1px; margin: 0; color: #FFFFFF; }
.footer-brand p { font-size: 1.2rem; font-weight: 500; color: #E4E4E7; margin-bottom: 0; }
.footer-links { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer-link { font-size: 1.3rem; font-weight: 700; color: #FFFFFF; text-decoration: none; }
.footer-link:hover { text-decoration: underline; color: #FEF08A; }
.footer-location {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: var(--space-sm);
  color: #A1A1AA;
  font-weight: 600;
}
.footer-bottom { display: flex; justify-content: space-between; font-weight: 600; color: #A1A1AA; }

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

@media (max-width: 768px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.5rem; }
  .hero p { font-size: 1.2rem; }
  .hero-ctas { flex-direction: column; }
  .section-title { font-size: 2.5rem; }
  .cta-banner h2 { font-size: 2rem; }
  .cta-banner { padding: var(--space-xl); }
  .footer-top { grid-template-columns: 1fr; }
  
  /* Compact Navbar */
  .navbar { align-items: center; }
  .nav-logo { height: 32px; }
  .nav-brand-name { font-size: 1.2rem; }
  .social-links a { width: 36px; height: 36px; }
  .social-links a svg { width: 18px; height: 18px; }
}