/* wwwroot/css/site.css */

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

:root {
  --primary-blue: #1e40af;
  --accent-blue: #3b82f6;
  --light-blue: #dbeafe;
  --dark-gray: #1f2937;
  --medium-gray: #6b7280;
  --light-gray: #f9fafb;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, #1e40af, #3b82f6);
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--dark-gray);
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  line-height: 1.2;
}

.text-center {
  text-align: center;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

  .navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
  }

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo a {
  font-size: 1.5rem;
  font-weight: bold;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  margin: 0;
}

.nav-link {
  text-decoration: none;
  color: var(--dark-gray);
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

  .nav-link:hover,
  .nav-link:focus {
    color: var(--primary-blue);
    text-decoration: none;
  }

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

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

  .hamburger span {
    width: 25px;
    height: 3px;
    background: var(--dark-gray);
    border-radius: 2px;
    transition: 0.3s;
  }

/* Hero Section */
.hero {
  min-height: 100vh;
  background: var(--gradient);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

  .hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
  }

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3.5rem;
  font-weight: bold;
  color: var(--white);
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-content p {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

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

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-element {
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: float 6s ease-in-out infinite;
}

  .visual-element i {
    font-size: 6rem;
    color: rgba(255, 255, 255, 0.8);
    animation: pulse 2s ease-in-out infinite;
  }

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

  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.8;
  }

  50% {
    transform: scale(1.1);
    opacity: 1;
  }
}

/* Buttons */
.btn {
  padding: 1rem 2rem;
  border: none;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: var(--gradient);
  color: var(--white);
  box-shadow: var(--shadow);
}

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    color: var(--white);
    text-decoration: none;
  }

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

  .btn-secondary:hover {
    background: var(--white);
    color: var(--primary-blue);
    text-decoration: none;
  }

/* Services Section */
.services-preview {
  padding: 5rem 0;
  background: var(--white);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.2rem;
  color: var(--medium-gray);
  max-width: 600px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.service-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s ease;
  border: 1px solid rgba(30, 64, 175, 0.1);
}

  .service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
  }

.service-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  display: block;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--dark-gray);
}

.service-card p {
  color: var(--medium-gray);
  line-height: 1.6;
}

/* Page Header */
.page-header {
  background: var(--gradient);
  color: var(--white);
  padding: 8rem 0 4rem;
  text-align: center;
}

  .page-header h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
  }

  .page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
  }

/* Contact Section */
.contact-section {
  padding: 5rem 0;
  background: var(--light-gray);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--dark-gray);
}

.contact-info p {
  color: var(--medium-gray);
  margin-bottom: 2rem;
  font-size: 1.1rem;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--white);
  border-radius: 15px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

  .contact-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
  }

.contact-icon {
  background: var(--gradient);
  color: var(--white);
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-details h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--dark-gray);
}

.contact-details p {
  color: var(--medium-gray);
  margin: 0;
  line-height: 1.5;
}

.contact-details a {
  color: var(--primary-blue);
  text-decoration: none;
  font-weight: 500;
}

  .contact-details a:hover {
    text-decoration: underline;
  }

/* Contact Form */
.contact-form-section {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 20px;
  box-shadow: var(--shadow);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  position: relative;
}

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

.form-control {
  padding: 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 10px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background: var(--white);
}

  .form-control:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  }

  .form-control::placeholder {
    color: var(--medium-gray);
  }

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Alerts */
.alert {
  padding: 1rem 1.5rem;
  border-radius: 10px;
  margin-bottom: 1rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.alert-success {
  background: #dcfce7;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.alert-danger {
  background: #fef2f2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

.text-danger {
  color: #dc2626;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Footer */
.footer {
  background: var(--dark-gray);
  color: var(--white);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  margin-bottom: 1rem;
  color: var(--white);
}

.footer-section p {
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* Login/Auth Navigation Styles */
.nav-auth {
  display: flex;
  align-items: center;
}

.nav-menu-auth {
  display: flex;
  list-style: none;
  gap: 1rem;
  margin: 0;
  align-items: center;
}

.nav-menu-auth .nav-item {
  display: flex;
  align-items: center;
}

.nav-menu-auth .nav-link {
  text-decoration: none;
  color: var(--dark-gray);
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-menu-auth .nav-link:hover,
.nav-menu-auth .nav-link:focus {
  color: var(--primary-blue);
  text-decoration: none;
  background: rgba(59, 130, 246, 0.1);
}

.nav-menu-auth .nav-link i {
  font-size: 0.9rem;
}

.btn-logout {
  background: transparent;
  border: 1px solid var(--medium-gray);
  color: var(--dark-gray);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  font-weight: 500;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.btn-logout:hover {
  background: var(--primary-blue);
  border-color: var(--primary-blue);
  color: var(--white);
}

.btn-logout i {
  font-size: 0.9rem;
}

.form-inline {
  display: inline-block;
}

/* Identity/Login Seiten Styles */
.identity-container {
    min-height: calc(100vh - 160px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 0;
    background: var(--light-gray);
}

.identity-card {
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.identity-card h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--dark-gray);
    font-size: 2rem;
}

.identity-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.identity-form .form-group {
    position: relative;
}

.identity-form label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark-gray);
    display: block;
}

.identity-form input[type="email"],
.identity-form input[type="password"],
.identity-form input[type="text"] {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--white);
}

.identity-form input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.identity-form input.input-validation-error {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.password-container {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--medium-gray);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--primary-blue);
}

.remember-me-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.remember-me-container input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.identity-submit-btn {
    background: var(--gradient);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.identity-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.identity-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.identity-links {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e5e7eb;
}

.identity-links a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 500;
    margin: 0 1rem;
}

.identity-links a:hover {
    text-decoration: underline;
}

.validation-summary-errors {
    background: #fef2f2;
    color: #dc2626;
    padding: 1rem;
    border-radius: 10px;
    border: 1px solid #fecaca;
    margin-bottom: 1rem;
    display: none;
}

.validation-summary-errors ul {
    margin: 0;
    padding-left: 1.5rem;
}

.field-validation-error {
    color: #dc2626;
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

/* Responsive Design */
@media (max-width: 480px) {
    .identity-card {
        padding: 2rem 1.5rem;
        margin: 1rem;
    }
    
    .identity-card h1 {
        font-size: 1.5rem;
    }
}

/* Loading spinner */
.fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}