/* Architecture Studio - Storm Red & Charcoal Theme */
/* CSS Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #D32F2F;
  --primary-dark: #B71C1C;
  --primary-light: #FFCDD2;
  --secondary-color: #424242;
  --secondary-dark: #212121;
  --secondary-light: #BDBDBD;
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --dark-gray: #757575;
  --text-dark: #212121;
  --text-light: #757575;
  --shadow: 0 2px 10px rgba(66, 66, 66, 0.1);
  --shadow-hover: 0 5px 25px rgba(66, 66, 66, 0.2);
  --border-radius: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--secondary-color);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

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

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

a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

/* Bootstrap 5 Overrides */
.btn {
  border-radius: var(--border-radius);
  font-weight: 500;
  padding: 0.75rem 2rem;
  transition: var(--transition);
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-outline-primary {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background-color: transparent;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.btn-secondary {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--white);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--secondary-dark);
  border-color: var(--secondary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.form-control {
  border-radius: var(--border-radius);
  border: 2px solid #E0E0E0;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(211, 47, 47, 0.15);
}

.card {
  border-radius: var(--border-radius);
  border: none;
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
}

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

/* Header Styles */
.header {
  background-color: var(--white);
  box-shadow: var(--shadow);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1030;
  transition: var(--transition);
}

.header.scrolled {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.navbar-brand {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--secondary-color);
}

.navbar-nav .nav-link {
  color: var(--text-dark);
  font-weight: 500;
  padding: 0.5rem 1rem;
  position: relative;
  transition: var(--transition);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  width: 80%;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--primary-color);
}

.navbar-toggler {
  border: none;
  padding: 0;
  color: var(--secondary-color);
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: var(--white);
  z-index: 1040;
  padding: 2rem;
  transform: translateY(-100%);
  transition: var(--transition);
}

.mobile-menu.active {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  transform: translateY(0);
}

.mobile-menu .nav-link {
  font-size: 2rem;
  margin: 1rem 0;
  color: var(--secondary-color);
}

.mobile-menu-close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--secondary-color);
  cursor: pointer;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.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 1000 1000"><polygon fill="%23D32F2F" fill-opacity="0.1" points="0,1000 1000,0 1000,1000"/></svg>');
  background-size: cover;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  opacity: 0;
  transform: translateY(50px);
  animation: fadeInUp 1s ease-out 0.3s forwards;
}

.hero p {
  color: var(--secondary-light);
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(50px);
  animation: fadeInUp 1s ease-out 0.6s forwards;
}

.hero .btn {
  opacity: 0;
  transform: translateY(50px);
  animation: fadeInUp 1s ease-out 0.9s forwards;
}

/* Sections */
.section {
  padding: 5rem 0;
}

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

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
  transform: translateX(-50%);
}

/* Portfolio Grid */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  height: 300px;
  cursor: pointer;
  transition: var(--transition);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: var(--transition);
}

.portfolio-overlay h5,
.portfolio-overlay p {
  color: var(--white);
  text-align: center;
  transform: translateY(20px);
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 0.9;
}

.portfolio-item:hover .portfolio-overlay h5,
.portfolio-item:hover .portfolio-overlay p {
  transform: translateY(0);
}

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

/* Services */
.service-card {
  text-align: center;
  padding: 2rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
  height: 100%;
  border: 2px solid transparent;
}

.service-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-10px);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background-color: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-color);
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background-color: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
}

/* About Section */
.about-stats {
  background-color: var(--light-gray);
  padding: 3rem 0;
  margin-top: 3rem;
}

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

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}

.stat-label {
  color: var(--text-light);
  text-transform: uppercase;
  font-weight: 500;
  letter-spacing: 1px;
}

/* Team */
.team-card {
  text-align: center;
  position: relative;
  overflow: hidden;
}

.team-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.team-social {
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  background-color: rgba(211, 47, 47, 0.9);
  padding: 1rem;
  transition: var(--transition);
}

.team-card:hover .team-social {
  bottom: 0;
}

.team-social a {
  color: var(--white);
  font-size: 1.2rem;
  margin: 0 0.5rem;
  transition: var(--transition);
}

.team-social a:hover {
  transform: translateY(-3px);
  color: var(--primary-light);
}

/* Contact Form */
.contact-form {
  background-color: var(--light-gray);
  padding: 3rem;
  border-radius: var(--border-radius);
}

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

.form-label {
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.form-error {
  color: var(--primary-color);
  font-size: 0.875rem;
  margin-top: 0.25rem;
  display: none;
}

.form-error.show {
  display: block;
}

.form-success {
  background-color: #4CAF50;
  color: var(--white);
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  display: none;
}

.form-success.show {
  display: block;
}

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

.footer h5 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer p,
.footer li {
  color: var(--secondary-light);
}

.footer a {
  color: var(--secondary-light);
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 1rem;
  text-align: center;
}

.social-links a {
  display: inline-block;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: var(--white);
  margin: 0 0.5rem;
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--primary-dark);
  transform: translateY(-3px);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in-up {
  opacity: 0;
  transform: translateY(50px);
  transition: var(--transition);
}

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

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: var(--transition);
}

.slide-in-left.animate {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: var(--transition);
}

.slide-in-right.animate {
  opacity: 1;
  transform: translateX(0);
}

/* Loading Spinner */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid var(--white);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-nav {
    display: none;
  }
  
  .navbar-toggler {
    display: block;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .hero {
    padding: 2rem 0;
    text-align: center;
  }
  
  .portfolio-item {
    height: 250px;
    margin-bottom: 1.5rem;
  }
}

@media (max-width: 767.98px) {
  .hero {
    min-height: 70vh;
  }
  
  .contact-form {
    padding: 2rem;
  }
  
  .service-card {
    margin-bottom: 2rem;
  }
  
  .team-card {
    margin-bottom: 2rem;
  }
}

@media (max-width: 575.98px) {
  .btn {
    padding: 0.5rem 1.5rem;
    font-size: 0.8rem;
  }
  
  .section-title {
    margin-bottom: 2rem;
  }
  
  .portfolio-item {
    height: 200px;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
}

/* Utilities */
.text-primary {
  color: var(--primary-color);
}

.bg-primary {
  background-color: var(--primary-color);
}

.text-secondary {
  color: var(--secondary-color);
}

.bg-secondary {
  background-color: var(--secondary-color);
}

.border-primary {
  border-color: var(--primary-color);
}

.shadow-custom {
  box-shadow: var(--shadow);
}

.shadow-hover-custom {
  box-shadow: var(--shadow-hover);
}