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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--ink-primary);
  line-height: 1.55;
  overflow-x: hidden;
  position: relative;
}

/* Background Grids & Ambient Patterns */
.bg-grid-subtle {
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  max-width: var(--max-width-narrow);
}

/* Typography Hierarchy */
.font-serif {
  font-family: var(--font-serif);
}

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

.heading-display {
  font-family: var(--font-serif);
  font-size: clamp(3.3rem, 6.0vw, 5.6rem);
  font-weight: 500;
  line-height: 1.06;
  letter-spacing: -0.018em;
  color: var(--ink-primary);
  text-rendering: optimizeLegibility;
  -webkit-text-stroke: 0.18px currentColor;
}

.heading-display .text-blue {
  -webkit-text-stroke: 0.18px var(--twenty-blue);
}

.heading-section {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 4.8vw, 4.2rem);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.01em;
  color: var(--ink-primary);
}

.heading-card {
  font-family: var(--font-sans);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.015em;
  color: var(--ink-primary);
}

.text-lead {
  font-family: var(--font-sans);
  font-size: 1.08rem;
  line-height: 1.6;
  color: var(--ink-secondary);
  font-weight: 400;
  max-width: 640px;
  margin: 16px auto 0 auto;
}

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

.text-blue {
  color: var(--twenty-blue);
}

/* Section Header Shared */
.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 52px auto;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 500;
  color: #111827;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.section-eyebrow-bar {
  width: 16px;
  height: 2px;
  background: var(--twenty-blue);
  border-radius: 1px;
  display: inline-block;
  flex-shrink: 0;
}

/* Header & Navigation Bar */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: 1000;
  background: rgba(250, 250, 249, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink-primary);
  font-weight: 600;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.brand-glyph {
  width: 32px;
  height: 32px;
  background: var(--ink-primary);
  border-radius: var(--radius-xs);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: transform var(--transition-fast);
}

.brand-logo:hover .brand-glyph {
  transform: scale(1.05);
}

.brand-name {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.brand-name span.agency-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--twenty-blue);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Navigation Links (1:1 from User Screenshot) */
.header-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #0F172A;
  text-decoration: none;
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
}

.nav-link:hover {
  color: var(--twenty-blue);
  background: rgba(49, 84, 245, 0.05);
}

.nav-divider {
  color: #CBD5E1;
  font-size: 0.8rem;
  font-weight: 300;
  user-select: none;
  margin: 0 4px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-actions .btn {
  padding: 10px 20px;
  font-size: 0.96rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
}

.header-actions .btn-notched {
  padding-right: 24px;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 8px;
  cursor: pointer;
  color: var(--ink-primary);
}

/* Hero Section */
.hero-section {
  position: relative;
  padding-top: 140px;
  padding-bottom: 90px;
  overflow: hidden;
}

.hero-scanline-canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.75;
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 1260px;
  margin: 0 auto 52px auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: 999px;
  padding: 6px 16px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--ink-secondary);
  margin-bottom: 34px;
}

.section-tag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--twenty-blue);
}

.hero-headline {
  margin-bottom: 26px;
}

.hero-subheadline {
  max-width: 760px;
  margin: 0 auto 36px auto;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

/* Hero App Mockup Stage */
.hero-mockup-wrapper {
  position: relative;
  z-index: 10;
  max-width: 1280px;
  margin: 0 auto;
  perspective: 1200px;
}

/* Social Proof Bar */
.social-proof-section {
  position: relative;
  z-index: 10;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-surface);
  padding: 24px 0;
}

.social-proof-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink-secondary);
}

.proof-item svg {
  color: var(--twenty-blue);
  flex-shrink: 0;
}

.proof-divider {
  width: 4px;
  height: 4px;
  background: var(--border-strong);
  border-radius: 50%;
}

.latency-dot {
  width: 7px;
  height: 7px;
  background: var(--status-green);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 3px var(--status-green-bg);
}

/* Section Spacing */
.section {
  padding: 100px 0;
  position: relative;
}

.section-muted {
  background-color: var(--bg-muted);
}

.section-white {
  background-color: var(--bg-surface);
}

/* Bento Grid */
.bento-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.bento-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.bento-grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* Austrian KMU.DIGITAL Förder-Banner */
.kmu-banner-card {
  position: relative;
  background: linear-gradient(135deg, #111319 0%, #171B26 100%);
  border: 1px solid rgba(49, 84, 245, 0.4);
  border-radius: var(--radius-xl);
  padding: 48px 56px;
  color: white;
  overflow: hidden;
  box-shadow: var(--shadow-xl), 0 0 50px -10px rgba(49, 84, 245, 0.2);
}

.kmu-banner-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--twenty-blue), #8B5CF6, transparent);
}

.kmu-banner-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.kmu-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(49, 84, 245, 0.2);
  border: 1px solid rgba(49, 84, 245, 0.4);
  color: #A5B4FC;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.kmu-calculation-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  backdrop-filter: blur(8px);
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 980px;
  margin: 0 auto;
}

/* Process Timeline */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
}

.process-step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: all var(--transition-smooth);
}

.process-step-card:hover {
  transform: translateY(-4px);
  border-color: var(--twenty-blue-border);
  box-shadow: var(--shadow-md);
}

.step-num-badge {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bg-muted);
  border: 1px solid var(--border-strong);
  color: var(--ink-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.process-step-card.active .step-num-badge {
  background: var(--twenty-blue);
  border-color: var(--twenty-blue);
  color: white;
}

/* Final CTA Section */
.final-cta-card {
  background: var(--ink-primary);
  color: white;
  border-radius: var(--radius-xl);
  padding: 72px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.final-cta-card h2 {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 4.2vw, 3.4rem);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 20px;
  color: white;
}

.final-cta-card p {
  color: var(--ink-white-muted);
  max-width: 620px;
  margin: 0 auto 36px auto;
  font-size: 1.15rem;
}

/* Footer */
.site-footer {
  background: var(--bg-main);
  border-top: 1px solid var(--border-light);
  padding: 48px 0 32px 0;
  font-size: 0.9rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  color: var(--ink-muted);
}

/* Responsive Rules */
@media (max-width: 1024px) {
  .bento-grid-2,
  .bento-grid-3,
  .bento-grid-4,
  .pricing-grid,
  .process-timeline,
  .kmu-banner-inner {
    grid-template-columns: 1fr;
  }

  .kmu-banner-card {
    padding: 36px 28px;
  }
}

@media (max-width: 768px) {
  .header-nav {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-section {
    padding-top: 110px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions button,
  .hero-actions a {
    width: 100%;
    justify-content: center;
  }

  .social-proof-grid {
    gap: 18px;
  }
}