/* 
  Codebutze - Stylesheet
  Modern SaaS / Developer Portfolio Design (Dark Mode Default)
*/

:root {
  --bg-primary: #0B1220;
  --bg-secondary: #0F172A;
  --bg-card: #1E293B;
  --bg-card-hover: #27354A;
  --border-color: #334155;
  --border-hover: #38BDF8;
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --accent: #38BDF8;
  --accent-hover: #7DD3FC;
  --accent-glow: rgba(56, 189, 248, 0.15);
  --font-stack: "Inter", "SF Pro Display", "Segoe UI", system-ui, -apple-system, sans-serif;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-stack);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-link svg {
  height: 38px;
  width: auto;
}

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

.nav-link {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
}

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

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-main);
  padding: 0.5rem;
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

.hero {
  padding: 8rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 350px;
  background: radial-gradient(circle, var(--accent-glow) 0%, rgba(11, 18, 32, 0) 70%);
  z-index: -1;
  filter: blur(50px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--text-main);
}

.hero-content h1 span {
  color: var(--accent);
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.25rem);
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 25px -5px rgba(56, 189, 248, 0.3);
}

.btn-secondary {
  background-color: var(--bg-card);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--accent);
  transform: translateY(-2px);
}

.hero-graphic {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  position: relative;
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
}

.code-editor-header {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot-red { background-color: #EF4444; }
.dot-yellow { background-color: #F59E0B; }
.dot-green { background-color: #10B981; }

.code-snippet {
  font-family: monospace;
  font-size: 0.9rem;
  color: #E2E8F0;
  line-height: 1.7;
}

.code-keyword { color: #38BDF8; }
.code-string { color: #34D399; }
.code-func { color: #F472B6; }

section {
  padding: 6rem 0;
  border-top: 1px solid var(--border-color);
}

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

.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 0.75rem;
  background: rgba(56, 189, 248, 0.1);
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
}

.section-header h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Services Grid (5 Cards) */
.grid-5 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.25rem 1.75rem;
  transition: var(--transition);
  position: relative;
}

.card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 15px 30px -10px rgba(56, 189, 248, 0.1);
}

.card-icon {
  width: 50px;
  height: 50px;
  background: rgba(56, 189, 248, 0.1);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.card-icon svg {
  width: 26px;
  height: 26px;
}

.card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Works Grid (4 Cards) */
.grid-4-works {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.work-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.work-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.4);
}

.work-preview {
  height: 160px;
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.work-preview::before {
  content: '';
  position: absolute;
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
}

.work-preview svg {
  width: 48px;
  height: 48px;
  color: var(--accent);
  z-index: 1;
}

.work-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.work-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.work-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.work-content p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.work-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.work-link {
  color: var(--accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.work-link:hover {
  color: var(--accent-hover);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  position: relative;
}

.process-step {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  position: relative;
}

.step-number {
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(56, 189, 248, 0.1);
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  line-height: 1;
}

.process-step h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  margin-top: 1rem;
}

.process-step p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.cta-section {
  background: linear-gradient(135deg, var(--bg-card) 0%, #111E38 100%);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 5rem 2rem;
  text-align: center;
  margin: 4rem 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  filter: blur(40px);
  z-index: 0;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 650px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.cta-content p {
  color: var(--text-muted);
  font-size: 1.15rem;
  margin-bottom: 2rem;
}

.email-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  color: var(--accent);
  font-weight: 600;
  font-size: 1.1rem;
  margin-top: 1rem;
  transition: var(--transition);
}

.email-pill:hover {
  border-color: var(--accent);
  transform: scale(1.02);
}

.legal-page {
  padding: 4rem 0 6rem;
}

.legal-content {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem;
  max-width: 900px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.legal-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.legal-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.legal-content p, .legal-content ul {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 1rem;
  line-height: 1.7;
}

.legal-content ul {
  padding-left: 1.5rem;
}

.legal-content li {
  margin-bottom: 0.5rem;
}

.legal-content a {
  color: var(--accent);
  text-decoration: underline;
}

footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0;
  text-align: center;
}

.footer-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

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

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

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  .hero-subtitle {
    margin: 0 auto 2.5rem;
  }
  .hero-buttons {
    justify-content: center;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--bg-secondary);
    flex-direction: column;
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
  }
  .nav-menu.active {
    display: flex;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .legal-content {
    padding: 1.5rem;
  }
}