/* ==========================================================================
   AYTEL UG (haftungsbeschränkt) - Official Corporate Light & Sharp Theme
   ========================================================================== */

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

:root {
  /* Official Corporate Clean Light Palette */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;
  --bg-surface: #FFFFFF;
  --bg-surface-hover: #F8FAFC;
  --bg-dark: #0A0F1D;
  
  --text-primary: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-inverse: #FFFFFF;
  
  /* Primary Red & Corporate Accents */
  --accent-red: #DC2626;
  --accent-red-hover: #B91C1C;
  --accent-red-light: #FEF2F2;
  --accent-red-border: #FCA5A5;
  
  --accent-navy: #0B2545;
  --accent-navy-light: #133E6F;
  
  --gradient-red: linear-gradient(135deg, #DC2626 0%, #B91C1C 100%);
  --gradient-navy: linear-gradient(135deg, #0B2545 0%, #0F172A 100%);
  --gradient-surface: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  
  --border-subtle: #E2E8F0;
  --border-medium: #CBD5E1;
  --border-sharp: #DC2626;
  --border-focus: #DC2626;
  
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 2px 8px rgba(15, 23, 42, 0.06);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Space Grotesk', var(--font-sans);
  
  /* Strict Corporate Sharp Radii */
  --radius-xs: 0px;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 6px;
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
  
  /* Containers */
  --max-width: 1240px;
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  background-image: 
    linear-gradient(to bottom, #FFFFFF 0%, #F8FAFC 100%);
}

/* Selection */
::selection {
  background: #DC2626;
  color: #FFFFFF;
}

/* Base Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.3rem, 4.5vw, 3.6rem); font-weight: 800; color: var(--accent-navy); }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); color: var(--accent-navy); }
h3 { font-size: clamp(1.25rem, 1.8vw, 1.55rem); color: var(--text-primary); }
h4 { font-size: 1.1rem; }

p {
  color: var(--text-secondary);
  font-size: 1.025rem;
}

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

img, svg {
  display: block;
  max-width: 100%;
}

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

.section {
  padding: 96px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px auto;
}

/* Official Sharp Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.775rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--accent-red-light);
  border: 1px solid var(--accent-red-border);
  border-left: 3px solid var(--accent-red);
  color: var(--accent-red);
  margin-bottom: 18px;
}

.badge.success {
  background: #F1F5F9;
  border-color: #CBD5E1;
  border-left: 3px solid var(--accent-navy);
  color: var(--accent-navy);
}

.badge .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 0px;
  background: var(--accent-red);
}

.gradient-text {
  color: var(--accent-red);
  display: inline;
}

/* Sharp Corporate Card */
.glass-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-top: 3px solid var(--accent-red);
  border-radius: var(--radius-sm);
  padding: 32px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
}

.glass-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  border-top-color: var(--accent-red);
  box-shadow: var(--shadow-md);
}

/* Accessibility */
:focus-visible {
  outline: 2px solid var(--accent-red);
  outline-offset: 2px;
}