/* ==============================================================================
   SecTepe.Comm - Homepage / Visitenkarte
   ============================================================================== */

/* --- CSS Variables --- */
:root {
  --bg-primary: #0f1117;
  --bg-secondary: #1a1d25;
  --bg-card: #1a1d25;
  --bg-card-hover: #252830;

  --text-primary: #e8eaed;
  --text-secondary: #9aa0a6;
  --text-muted: #6b7280;

  --accent-primary: #2196f3;
  --accent-hover: #1976d2;
  --accent-glow: rgba(33, 150, 243, 0.15);

  --accent-chat: #2196f3;
  --accent-email: #4caf50;
  --accent-video: #ff9800;
  --accent-phone: #9c27b0;
  --accent-erp: #ff5722;
  --accent-files: #00bcd4;
  --accent-security: #f44336;
  --accent-wiki: #8bc34a;

  --border-color: #2a2d35;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(33, 150, 243, 0.1);

  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --transition: 0.2s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--accent-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  color: #fff;
}

.logo-text {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-accent {
  color: var(--accent-primary);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--accent-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  transition: background var(--transition);
}

.header-cta:hover {
  background: var(--accent-hover);
}

/* --- Hero Section --- */
.hero {
  padding: 160px 24px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  font-size: 13px;
  color: var(--accent-primary);
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-primary);
  border-radius: 50%;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero h1 .highlight {
  background: linear-gradient(135deg, var(--accent-primary), #64b5f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--accent-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(33, 150, 243, 0.3);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  background: var(--accent-glow);
}

/* --- Section Layout --- */
.section {
  padding: 100px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* --- Service Cards Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.service-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.service-icon svg {
  width: 22px;
  height: 22px;
  stroke-width: 2;
}

.service-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Service icon colors */
.service-icon.chat    { background: rgba(33, 150, 243, 0.12); color: var(--accent-chat); }
.service-icon.email   { background: rgba(76, 175, 80, 0.12);  color: var(--accent-email); }
.service-icon.video   { background: rgba(255, 152, 0, 0.12);  color: var(--accent-video); }
.service-icon.phone   { background: rgba(156, 39, 176, 0.12); color: var(--accent-phone); }
.service-icon.erp     { background: rgba(255, 87, 34, 0.12);  color: var(--accent-erp); }
.service-icon.files   { background: rgba(0, 188, 212, 0.12);  color: var(--accent-files); }
.service-icon.security{ background: rgba(244, 67, 54, 0.12);  color: var(--accent-security); }
.service-icon.wiki    { background: rgba(139, 195, 58, 0.12); color: var(--accent-wiki); }

/* --- Highlights / Benefits --- */
.highlights {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.highlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
}

.highlight-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--accent-primary);
}

.highlight-icon svg {
  width: 28px;
  height: 28px;
}

.highlight-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.highlight-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: 80px 24px 100px;
  max-width: 700px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 16px;
}

.cta-section p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 32px 24px;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-muted);
  transition: color var(--transition);
}

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

/* --- Divider --- */
.divider {
  height: 1px;
  background: var(--border-color);
  max-width: 1200px;
  margin: 0 auto;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero {
    padding: 120px 16px 60px;
  }

  .section {
    padding: 60px 16px;
  }

  .header-inner {
    padding: 0 16px;
  }

  .header-cta span {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }

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

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

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

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.8rem;
  }

  .service-card {
    padding: 20px;
  }

  .highlight-card {
    padding: 24px;
  }
}