/* Main CSS for Schrauber Immobilien Website */

/* Variables based on logo colors */
:root {
  --primary-dark-blue: #0a1a2a;
  --primary-blue: #2a5a8a;
  --primary-light-blue: #5a8ab0;
  --primary-yellow: #ffc107;
  --primary-gold: #d4af37;
  --primary-white: #ffffff;
  --primary-light-gray: #f5f5f5;
  --primary-gray: #888888;
  --primary-dark-gray: #333333;
  --primary-beige: #f5f0e6;
  --primary-brown: #8b4513;
  
  --transition-speed: 0.3s;
  --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --box-shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Playfair Display', 'Times New Roman', serif;
  line-height: 1.6;
  color: var(--primary-dark-gray);
  background-color: var(--primary-white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary-dark-blue);
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

a {
  text-decoration: none;
  color: var(--primary-blue);
  transition: color var(--transition-speed) ease;
}

a:hover {
  color: var(--primary-yellow);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.btn {
  display: inline-block;
  padding: 12px 30px;
  background-color: var(--primary-blue);
  color: var(--primary-white);
  border: none;
  border-radius: 4px;
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 500;
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-speed) ease;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn:hover {
  background-color: var(--primary-dark-blue);
  color: var(--primary-white);
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-hover);
}

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

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

.btn-gold {
  background-color: var(--primary-gold);
  color: var(--primary-dark-blue);
}

.btn-gold:hover {
  background-color: var(--primary-yellow);
}

.section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  position: relative;
}

.section-title h2 {
  font-size: 2.5rem;
  display: inline-block;
  position: relative;
  z-index: 1;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--primary-yellow);
}

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

/* Header Styles */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  transition: all var(--transition-speed) ease;
}

.header.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 60px;
  transition: height var(--transition-speed) ease;
}

.header.scrolled .logo img {
  height: 50px;
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  color: var(--primary-dark-blue);
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 500;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-yellow);
  transition: width var(--transition-speed) ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  cursor: pointer;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-dark-blue);
}

/* Hero Section */
.hero {
  height: 100vh;
  background-image: linear-gradient(rgba(10, 26, 42, 0.7), rgba(10, 26, 42, 0.7)), url('../img/gallery/historic4.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  display: flex;
  align-items: center;
  text-align: center;
  color: var(--primary-white);
  position: relative;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 2rem;
  animation: fadeIn 1.5s ease-out;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary-white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  color: var(--primary-light-gray);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.scroll-down {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--primary-white);
  font-size: 2rem;
  animation: bounce 2s infinite;
  cursor: pointer;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0) translateX(-50%);
  }
  40% {
    transform: translateY(-20px) translateX(-50%);
  }
  60% {
    transform: translateY(-10px) translateX(-50%);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* About Section */
.about {
  background-color: var(--primary-light-gray);
  position: relative;
  overflow: hidden;
}

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('../img/icons/blueprint.svg');
  background-repeat: repeat;
  background-size: 300px;
  opacity: 0.05;
  z-index: 0;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 4rem;
  position: relative;
  z-index: 1;
}

.about-text {
  flex: 1;
}

.about-image {
  flex: 1;
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--box-shadow);
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.5s ease;
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-image::after {
  content: '';
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  border: 3px solid var(--primary-yellow);
  z-index: -1;
  transition: all 0.3s ease;
}

.about-image:hover::after {
  top: 10px;
  left: 10px;
  right: -10px;
  bottom: -10px;
}

.about h2 {
  color: var(--primary-dark-blue);
}

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.feature-icon {
  font-size: 2rem;
  color: var(--primary-yellow);
}

.feature-text h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

/* Services Section */
.services {
  background-color: var(--primary-white);
}

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

.service-card {
  background-color: var(--primary-light-gray);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

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

.service-image {
  height: 250px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-image img {
  transform: scale(1.1);
}

.service-content {
  padding: 2rem;
}

.service-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.service-content h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--primary-yellow);
}

.service-content p {
  margin-bottom: 1.5rem;
}

/* Gallery Section */
.gallery {
  background-color: var(--primary-beige);
  position: relative;
}

.gallery-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
  height: 300px;
  box-shadow: var(--box-shadow);
  transition: transform var(--transition-speed) ease;
}

.gallery-item:hover {
  transform: translateY(-5px);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(10, 26, 42, 0.8), transparent);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity var(--transition-speed) ease;
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay h3 {
  color: var(--primary-white);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.gallery-overlay p {
  color: var(--primary-light-gray);
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-speed) ease, visibility var(--transition-speed) ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 80vh;
}

.lightbox-image {
  display: block;
  max-width: 100%;
  max-height: 80vh;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  font-size: 2rem;
  color: var(--primary-white);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-speed) ease;
}

.lightbox-close:hover {
  color: var(--primary-yellow);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: var(--primary-white);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-speed) ease;
  z-index: 2001;
}

.lightbox-prev {
  left: -60px;
}

.lightbox-next {
  right: -60px;
}

.lightbox-nav:hover {
  color: var(--primary-yellow);
}

/* Contact Section */
.contact {
  background-color: var(--primary-white);
}

.contact-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.contact-icon {
  font-size: 1.5rem;
  color: var(--primary-blue);
  margin-right: 1rem;
}

.contact-text h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.contact-text p {
  margin-bottom: 0;
}

.contact-form {
  background-color: var(--primary-light-gray);
  padding: 2rem;
  border-radius: 10px;
  box-shadow: var(--box-shadow);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-control {
  width: 100%;
  padding: 12px 15px;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  border: 1px solid var(--primary-gray);
  border-radius: 4px;
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(42, 90, 138, 0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

/* Footer */
.footer {
  background-color: var(--primary-dark-blue);
  color: var(--primary-light-gray);
  padding: 4rem 0 2rem;
}

.footer-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.footer-logo img {
  height: 80px;
  margin-bottom: 1rem;
}

.footer-about p {
  margin-bottom: 1rem;
  color: var(--primary-gray);
}

.footer-heading {
  font-size: 1.3rem;
  color: var(--primary-white);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary-yellow);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--primary-gray);
  transition: color var(--transition-speed) ease, transform var(--transition-speed) ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--primary-yellow);
  transform: translateX(5px);
}

.footer-social {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--primary-white);
  font-size: 1.2rem;
  transition: background-color var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.social-icon:hover {
  background-color: var(--primary-yellow);
  color: var(--primary-dark-blue);
  transform: translateY(-5px);
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--primary-gray);
  font-size: 0.9rem;
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Styles */
@media screen and (max-width: 1024px) {
  .about-content {
    flex-direction: column;
    gap: 2rem;
  }
  
  .about-image {
    width: 100%;
  }
  
  .contact-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media screen and (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    background-color: var(--primary-white);
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transform: translateY(-150%);
    transition: transform var(--transition-speed) ease;
    z-index: 999;
  }
  
  .nav-links.active {
    transform: translateY(0);
  }
  
  .nav-links li {
    margin: 1rem 0;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media screen and (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .btn {
    width: 100%;
    text-align: center;
  }
  
  .gallery-container {
    grid-template-columns: 1fr;
  }
  
  .lightbox-prev {
    left: 10px;
  }
  
  .lightbox-next {
    right: 10px;
  }
}