/* Moderne Partner-Seite mit zeitgemäßem Design */
.partner-section {
  padding: clamp(40px, 10vw, 80px) 20px;
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.partner-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(255, 204, 0, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.partner-section h2 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  background: linear-gradient(135deg, #ffd700, #ffb347, #ff8c42);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 30px;
  font-weight: 700;
  text-shadow: 0 4px 8px rgba(255, 204, 0, 0.3);
  position: relative;
  z-index: 1;
}

.partner-section p {
  font-size: clamp(1.1rem, 3.5vw, 1.4rem);
  color: #e2e8f0;
  margin-bottom: 50px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
  font-weight: 300;
  position: relative;
  z-index: 1;
}

.partner-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(350px, 100%), 1fr));
  gap: 30px;
  margin-bottom: 60px;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.partner-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  backdrop-filter: blur(20px);
  padding: clamp(25px, 6vw, 40px);
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.partner-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.6s ease;
}

.partner-card:hover::before {
  left: 100%;
}

.partner-card:hover {
  transform: translateY(-10px) scale(1.02);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(255, 204, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
  background: linear-gradient(145deg, rgba(255, 204, 0, 0.1), rgba(255, 255, 255, 0.08));
}

.partner-card h3 {
  font-size: clamp(1.4rem, 4.5vw, 1.8rem);
  background: linear-gradient(135deg, #ffd700, #ffb347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
  font-weight: 600;
}

.partner-card ul {
  list-style-type: none;
  padding: 0;
}

.partner-card li {
  font-size: clamp(1rem, 3.2vw, 1.2rem);
  margin-bottom: 12px;
  padding-left: 20px;
  position: relative;
  color: #cbd5e1;
  line-height: 1.6;
}

.partner-card li::before {
  content: '✦';
  position: absolute;
  left: 0;
  color: #ffd700;
  font-size: 0.8em;
}

.partner-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
  gap: 30px;
  margin-bottom: 60px;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 1;
}

.partner-item {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.03));
  backdrop-filter: blur(15px);
  padding: 25px;
  border-radius: 20px;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.partner-item::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #ff6b6b, #4ecdc4, #45b7d1, #ffd700);
  background-size: 200% 100%;
  animation: shimmer 3s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.partner-item:hover::after {
  opacity: 1;
}

.partner-item:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 204, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  background: linear-gradient(145deg, rgba(255, 204, 0, 0.08), rgba(255, 255, 255, 0.05));
}

.partner-item img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  max-width: 220px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.partner-item:hover img {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.partner-name {
  font-size: clamp(1.3rem, 4.2vw, 1.6rem);
  background: linear-gradient(135deg, #ffd700, #ffb347);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 15px;
  font-weight: 600;
}

.partner-description {
  font-size: clamp(0.95rem, 2.8vw, 1.1rem);
  color: #cbd5e1;
  margin-top: 12px;
  padding: 0 10px;
  line-height: 1.6;
}

.partner-form {
  max-width: min(700px, 92vw);
  margin: 80px auto;
  display: flex;
  flex-direction: column;
  gap: 25px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  backdrop-filter: blur(20px);
  padding: clamp(30px, 6vw, 50px);
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 
    0 20px 40px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  position: relative;
  z-index: 1;
}

.partner-form::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(45deg, #ffd700, #ff8c42, #ff6b6b, #4ecdc4);
  border-radius: 26px;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.partner-form:hover::before {
  opacity: 0.3;
}

.partner-form label {
  font-size: clamp(1rem, 2.8vw, 1.1rem);
  color: #f1f5f9;
  text-align: left;
  font-weight: 500;
  margin-bottom: 5px;
}

.partner-form input, 
.partner-form textarea {
  padding: clamp(12px, 3.5vw, 18px);
  font-size: clamp(1rem, 2.8vw, 1.1rem);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  color: #fff;
  width: 100%;
  transition: all 0.3s ease;
  font-family: inherit;
}

.partner-form textarea {
  resize: vertical;
  min-height: 120px;
  font-family: inherit;
}

.partner-form input:focus, 
.partner-form textarea:focus {
  outline: none;
  border: 2px solid #ffd700;
  background: rgba(0, 0, 0, 0.4);
  box-shadow: 
    0 0 0 3px rgba(255, 215, 0, 0.2),
    0 4px 15px rgba(255, 215, 0, 0.1);
  transform: translateY(-1px);
}

.partner-form input::placeholder, 
.partner-form textarea::placeholder {
  color: #94a3b8;
}

.partner-form button {
  background: linear-gradient(135deg, #ff6b6b, #ee5a52);
  color: #fff;
  font-weight: 600;
  padding: clamp(15px, 3.5vw, 20px);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  font-size: clamp(1rem, 3vw, 1.2rem);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(238, 90, 82, 0.4);
}

.partner-form button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
}

.partner-form button:hover::before {
  left: 100%;
}

.partner-form button:hover {
  background: linear-gradient(135deg, #ff5252, #d32f2f);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(238, 90, 82, 0.6);
}

.partner-form button:active {
  transform: translateY(0);
}

/* Animationen */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

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

.partner-card,
.partner-item {
  animation: fadeInUp 0.8s ease-out;
}

.partner-card:nth-child(even),
.partner-item:nth-child(even) {
  animation-delay: 0.2s;
}

.partner-card:nth-child(3n),
.partner-item:nth-child(3n) {
  animation-delay: 0.4s;
}

/* Media Queries für Partner-Seite */

/* Mobile Phones (bis 480px) */
@media (max-width: 480px) {
  .partner-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .partner-info {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .partner-item {
    padding: 20px;
  }
  
  .partner-card {
    padding: 20px;
  }
  
  .partner-section {
    padding: clamp(30px, 8vw, 60px) 15px;
  }
}

/* Tablets (481px - 768px) */
@media (min-width: 481px) and (max-width: 768px) {
  .partner-list {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
  }
  
  .partner-info {
    grid-template-columns: 1fr;
    gap: 25px;
  }
}

/* Small Laptops (769px - 1024px) */
@media (min-width: 769px) and (max-width: 1024px) {
  .partner-list {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .partner-info {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large Screens (1025px+) */
@media (min-width: 1025px) {
  .partner-list {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .partner-info {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
  .partner-form button {
    min-height: 48px;
    min-width: 48px;
  }
  
  .partner-item,
  .partner-card {
    cursor: pointer;
  }
  
  .partner-item:active {
    transform: scale(0.98);
  }
  
  .partner-card:active {
    transform: scale(0.98);
  }
}

/* Form Validation Styles */
.partner-form input:invalid:not(:placeholder-shown), 
.partner-form textarea:invalid:not(:placeholder-shown) {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.2);
}

.partner-form input:valid:not(:placeholder-shown), 
.partner-form textarea:valid:not(:placeholder-shown) {
  border-color: #4ecdc4;
  box-shadow: 0 0 0 3px rgba(78, 205, 196, 0.2);
}

/* Loading State */
.partner-form button:disabled {
  background: linear-gradient(135deg, #64748b, #475569);
  cursor: not-allowed;
  opacity: 0.7;
  transform: none;
}

.partner-form button:disabled:hover {
  background: linear-gradient(135deg, #64748b, #475569);
  transform: none;
  box-shadow: 0 4px 15px rgba(100, 116, 139, 0.4);
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .partner-card, 
  .partner-item,
  .partner-form {
    border: 2px solid #ffffff;
    background: #000000;
  }
  
  .partner-section h2,
  .partner-card h3,
  .partner-name {
    color: #ffff00;
  }
  
  .partner-form input,
  .partner-form textarea {
    border: 2px solid #ffffff;
    background: #000000;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .partner-card,
  .partner-item,
  .partner-form button {
    animation: none;
    transition: none;
  }
  
  .partner-card:hover,
  .partner-item:hover {
    transform: none;
  }
  
  .partner-item::after {
    animation: none;
  }
}

/* Dark Mode Anpassungen */
@media (prefers-color-scheme: light) {
  .partner-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 50%, #cbd5e1 100%);
    color: #1a202c;
  }
  
  .partner-section::before {
    background: radial-gradient(ellipse at center, rgba(255, 204, 0, 0.1) 0%, transparent 70%);
  }
  
  .partner-card,
  .partner-item,
  .partner-form {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    color: #1a202c;
    border-color: rgba(0, 0, 0, 0.1);
  }
  
  .partner-section p,
  .partner-card li,
  .partner-description {
    color: #4a5568;
  }
  
  .partner-form input,
  .partner-form textarea {
    background: rgba(255, 255, 255, 0.9);
    color: #1a202c;
    border-color: rgba(0, 0, 0, 0.2);
  }
  
  .partner-form input::placeholder,
  .partner-form textarea::placeholder {
    color: #718096;
  }
}