/* ============================================================================
   ROOT THEME VARIABLES
   ============================================================================ */
:root {
  --color-primary: #0A2463;
  --color-accent: #F55D3E;
  --color-secondary: #3E92CC;
  --color-background: #FFFFFF;
  --color-surface: #F8F9FA;
  --color-surface-alt: #EFEFEF;
  --color-text: #212529;
  --color-text-light: #6C757D;
  --color-text-muted: #999999;
  --color-border: #E0E0E0;
  --color-shadow: rgba(0, 0, 0, 0.1);
  --color-shadow-dark: rgba(0, 0, 0, 0.15);
  --color-glass: rgba(255, 255, 255, 0.95);
  --color-glass-alt: rgba(255, 255, 255, 0.85);

  --font-primary: 'Lato', 'Segoe UI', sans-serif;
  --font-heading: 'Lora', 'Georgia', serif;
  --font-mono: 'Monaco', 'Courier New', monospace;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================================
   GLOBAL STYLES
   ============================================================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-background);
  line-height: 1.6;
  transition: background-color 0.3s, color 0.3s;
  overflow-x: hidden;
}

body[data-theme='dark'] {
  background-color: var(--color-background);
}

/* ============================================================================
   TYPOGRAPHY
   ============================================================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.5px;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  animation: slideInDown 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1.5rem;
  animation: slideInUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.1s both;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
  font-size: 1rem;
  color: var(--color-text);
}

p.lead {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text-light);
}

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

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

/* ============================================================================
   ANIMATIONS
   ============================================================================ */
@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* ============================================================================
   NAVBAR
   ============================================================================ */
.navbar {
  background: var(--color-glass) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: var(--transition);
  padding: 1rem 0;
}

.navbar[data-theme='dark'] {
  background: var(--color-glass) !important;
  border-bottom-color: var(--color-border);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary) !important;
  letter-spacing: -1px;
  transition: var(--transition);
}

.navbar-brand:hover {
  transform: scale(1.05);
  color: var(--color-accent) !important;
}

.nav-link {
  color: var(--color-text) !important;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  position: relative;
  padding: 0.5rem 1rem !important;
}

.nav-link:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.3s;
}

.nav-link:hover:after {
  width: 100%;
}

.nav-link.active {
  color: var(--color-accent) !important;
}

/* ============================================================================
   BUTTONS
   ============================================================================ */
.btn {
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  transition: var(--transition);
  border: none;
  font-size: 0.95rem;
  text-transform: none;
  letter-spacing: 0.3px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), #e04a2e);
  color: white !important;
  box-shadow: 0 4px 15px rgba(245, 93, 62, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(245, 93, 62, 0.4);
  background: linear-gradient(135deg, #e04a2e, var(--color-accent));
}

.btn-outline-primary {
  color: var(--color-primary) !important;
  border: 2px solid var(--color-primary) !important;
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--color-primary);
  color: white !important;
  transform: translateY(-2px);
}

.btn-light {
  background: var(--color-surface);
  color: var(--color-text) !important;
  border: 1px solid var(--color-border);
}

.btn-light:hover {
  background: var(--color-surface-alt);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

/* ============================================================================
   HERO SECTION
   ============================================================================ */
.hero-section {
  background: linear-gradient(135deg, rgba(10, 36, 99, 0.8), rgba(62, 146, 204, 0.6)), url('./images/startseite-hero-banner.jpeg') center/cover;
  color: var(--color-surface-alt);
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: fadeIn 0.8s ease-out;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 200%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  animation: shimmer 3s infinite;
  z-index: 0;
}

@keyframes shimmer {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

.hero-section > * {
  position: relative;
  z-index: 1;
}

.hero-section h1 {
  color: var(--color-surface-alt);
  margin-bottom: 1.5rem;
  font-weight: 800;
}

.hero-section p {
  color: var(--color-surface-alt);
  font-size: 1.2rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================================
   BENTO GRID LAYOUT
   ============================================================================ */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.bento-grid-custom {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.bento-item {
  background: var(--color-surface);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
  box-shadow: 0 4px 12px var(--color-shadow);
  animation: scaleIn 0.5s ease-out;
}

.bento-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px var(--color-shadow-dark);
  border-color: var(--color-secondary);
}

.bento-item-2x {
  grid-column: span 2;
}

.bento-item-3x {
  grid-column: span 3;
}

@media (max-width: 768px) {
  .bento-item-2x,
  .bento-item-3x {
    grid-column: span 1;
  }
}

/* ============================================================================
   CARDS
   ============================================================================ */
.card {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--color-shadow);
  background: var(--color-surface);
  transition: var(--transition);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 24px var(--color-shadow-dark);
  border-color: var(--color-secondary);
}

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--color-primary);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.card-text {
  color: var(--color-text-light);
  line-height: 1.7;
}

.card-img-top {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-img-top {
  transform: scale(1.05);
}

/* ============================================================================
   GLASS MORPHISM
   ============================================================================ */
.glass-card {
  background: var(--color-glass);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: 0 4px 12px var(--color-shadow);
  transition: var(--transition);
}

.glass-card:hover {
  box-shadow: 0 8px 20px var(--color-shadow-dark);
  transform: translateY(-4px);
}

body[data-theme='dark'] .glass-card {
  background: var(--color-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================================================
   SECTIONS
   ============================================================================ */
section {
  padding: 4rem 0;
  animation: fadeIn 0.6s ease-out;
}

section.bg-light {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

section.py-5 {
  padding: 3rem 0;
}

/* ============================================================================
   SERVICE CARDS
   ============================================================================ */
.card-service {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  transition: var(--transition);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.card-service:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px var(--color-shadow-dark);
  border-color: var(--color-accent);
}

.card-service img {
  border-radius: 0;
  height: 250px;
  object-fit: cover;
  transition: var(--transition);
}

.card-service:hover img {
  transform: scale(1.05);
}

/* ============================================================================
   TESTIMONIALS
   ============================================================================ */
.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 3rem 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 12px var(--color-shadow);
  text-align: center;
  transition: var(--transition);
  animation: fadeIn 0.6s ease-out;
}

.testimonial-card:hover {
  box-shadow: 0 8px 20px var(--color-shadow-dark);
  transform: translateY(-4px);
}

.testimonial-card p {
  font-style: italic;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.testimonial-card footer {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.95rem;
}

.fa-quote-left,
.fa-quote-right {
  color: var(--color-accent);
}

/* ============================================================================
   FOOTER
   ============================================================================ */
footer {
  background: var(--color-primary);
  color: var(--color-surface-alt);
  padding: 3rem 0 0;
  border-top: 1px solid var(--color-border);
  transition: var(--transition);
}

body[data-theme='dark'] footer {
  background: #2A2A2A;
  color: var(--color-surface-alt);
}

footer h6 {
  color: var(--color-surface-alt);
  font-weight: 800;
  margin-bottom: 0.5rem;
}

footer hr {
  background-color: var(--color-accent) !important;
  height: 3px;
}

footer a {
  color: rgba(239, 239, 239, 0.7);
  transition: var(--transition-fast);
}

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

footer .text-white-50 {
  color: rgba(239, 239, 239, 0.7) !important;
}

footer .container-fluid {
  background: rgba(0, 0, 0, 0.2);
  padding: 1rem 0;
  text-align: center;
  font-size: 0.9rem;
}

/* ============================================================================
   FORMS
   ============================================================================ */
.form-control {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(62, 146, 204, 0.1);
  background: var(--color-surface);
  color: var(--color-text);
}

.form-group label {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

/* ============================================================================
   LANGUAGE & THEME TOGGLE
   ============================================================================ */
.header-controls {
  display: flex;
  gap: 1rem;
  align-items: center;
}

#languageToggle,
#themeToggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition-fast);
  font-size: 1rem;
  color: var(--color-primary);
}

#languageToggle:hover,
#themeToggle:hover {
  background: var(--color-secondary);
  color: white;
  transform: scale(1.1);
}

/* ============================================================================
   ACCESSIBILITY
   ============================================================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */
@media (max-width: 768px) {
  section {
    padding: 2.5rem 0;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .hero-section {
    padding: 80px 0;
  }

  .btn {
    padding: 0.65rem 1.25rem;
    font-size: 0.9rem;
  }

  .btn-lg {
    padding: 0.85rem 1.5rem;
  }

  .bento-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  section {
    padding: 2rem 0;
  }

  .card-body {
    padding: 1.5rem;
  }

  .btn {
    width: 100%;
  }
}

/* ============================================================================
   PRINT STYLES
   ============================================================================ */
@media print {
  .navbar,
  footer,
  #themeToggle,
  #languageToggle {
    display: none;
  }

  body {
    background: white;
  }
}

/* ============================================================================
   LIGHT MODE SPECIFIC
   ============================================================================ */
[data-theme='light'] {
  --color-background: #FFFFFF;
}

/* ============================================================================
   DARK MODE SPECIFIC
   ============================================================================ */
[data-theme='dark'] {
  --color-background: #1A1A1A;
  --color-surface: #2A2A2A;
  --color-surface-alt: #333333;
  --color-text: #E8E8E8;
  --color-text-light: #B0B0B0;
}

[data-theme='dark'] .navbar {
  background: rgba(30, 30, 30, 0.95) !important;
}

[data-theme='dark'] .card,
[data-theme='dark'] .card-service,
[data-theme='dark'] .testimonial-card,
[data-theme='dark'] .glass-card {
  background: var(--color-surface);
}

[data-theme='dark'] section.bg-light {
  background: var(--color-surface);
}