/* Midnight Crimson Architecture Studio - Custom CSS */

/* CSS Custom Properties */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E74C3C;
  --dark-primary: #1a252f;
  --light-primary: #34495e;
  --dark-secondary: #c0392b;
  --light-secondary: #ec7063;
  --text-light: #ecf0f1;
  --text-dark: #2c3e50;
  --gradient-primary: linear-gradient(135deg, #2C3E50 0%, #34495e 100%);
  --gradient-secondary: linear-gradient(135deg, #E74C3C 0%, #c0392b 100%);
  --shadow-subtle: 0 2px 10px rgba(44, 62, 80, 0.1);
  --shadow-medium: 0 4px 20px rgba(44, 62, 80, 0.15);
  --shadow-strong: 0 8px 30px rgba(44, 62, 80, 0.2);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 8px;
  --font-primary: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-secondary: 'Playfair Display', Georgia, serif;
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-secondary);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

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

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

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

p {
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

/* Bootstrap 5 Overrides */
.btn {
  border-radius: var(--border-radius);
  padding: 12px 30px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  border-color: var(--primary-color);
  color: var(--text-light);
}

.btn-primary:hover {
  background: var(--dark-primary);
  border-color: var(--dark-primary);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

.btn-secondary {
  background: var(--gradient-secondary);
  border-color: var(--secondary-color);
  color: var(--text-light);
}

.btn-secondary:hover {
  background: var(--dark-secondary);
  border-color: var(--dark-secondary);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

.btn-outline-primary:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
}

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

.btn-outline-secondary:hover {
  background: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--text-light);
}

/* Navigation */
.navbar {
  background: rgba(44, 62, 80, 0.95);
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
  padding: 1rem 0;
}

.navbar.scrolled {
  background: var(--primary-color);
  box-shadow: var(--shadow-medium);
  padding: 0.5rem 0;
}

.navbar-brand {
  font-family: var(--font-secondary);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-light);
  text-decoration: none;
}

.navbar-brand:hover {
  color: var(--light-secondary);
}

.navbar-nav .nav-link {
  color: var(--text-light);
  font-weight: 500;
  margin: 0 1rem;
  position: relative;
  transition: var(--transition-smooth);
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 50%;
  background: var(--secondary-color);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

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

.navbar-nav .nav-link:hover {
  color: var(--light-secondary);
}

.navbar-toggler {
  border: none;
  padding: 0.25rem 0.5rem;
}

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

.navbar-toggler-icon {
  background-image: none;
  width: 25px;
  height: 2px;
  background: var(--text-light);
  position: relative;
  transition: var(--transition-smooth);
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 2px;
  background: var(--text-light);
  transition: var(--transition-smooth);
}

.navbar-toggler-icon::before {
  top: -8px;
}

.navbar-toggler-icon::after {
  top: 8px;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
  background: transparent;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::before {
  transform: rotate(45deg);
  top: 0;
}

.navbar-toggler[aria-expanded="true"] .navbar-toggler-icon::after {
  transform: rotate(-45deg);
  top: 0;
}

/* Hero Section */
.hero-section {
  height: 100vh;
  background: linear-gradient(rgba(44, 62, 80, 0.8), rgba(231, 76, 60, 0.3)),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="%23ffffff" stroke-width="0.5" opacity="0.1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  z-index: 2;
  color: var(--text-light);
  text-align: center;
}

.hero-title {
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.5s forwards;
}

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.7s forwards;
}

.hero-cta {
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.9s forwards;
}

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

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

.section-title {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.2rem;
  color: #6c757d;
  max-width: 600px;
  margin: 0 auto;
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
  overflow: hidden;
  height: 100%;
}

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

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

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

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.card-text {
  color: #6c757d;
  line-height: 1.6;
}

/* Project Cards */
.project-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  height: 400px;
  cursor: pointer;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: 1;
}

.project-card:hover::before {
  opacity: 0.8;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

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

.project-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--text-light);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: 2;
}

.project-card:hover .project-overlay {
  opacity: 1;
}

/* Forms */
.form-control {
  border-radius: var(--border-radius);
  border: 2px solid #e9ecef;
  padding: 12px 15px;
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(44, 62, 80, 0.25);
}

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

.form-floating .form-control:focus ~ .form-label,
.form-floating .form-control:not(:placeholder-shown) ~ .form-label {
  color: var(--primary-color);
}

.invalid-feedback {
  color: var(--secondary-color);
}

.is-invalid .form-control {
  border-color: var(--secondary-color);
}

/* Footer */
.footer {
  background: var(--gradient-primary);
  color: var(--text-light);
  padding: 3rem 0 1rem;
}

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

.footer a {
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.footer-bottom {
  border-top: 1px solid rgba(236, 240, 241, 0.2);
  margin-top: 2rem;
  padding-top: 2rem;
  text-align: center;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  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);
  }
}

.animate-on-scroll {
  opacity: 0;
  transition: var(--transition-smooth);
}

.animate-on-scroll.animate {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-left {
  animation: slideInLeft 0.8s ease-out forwards;
}

.animate-right {
  animation: slideInRight 0.8s ease-out forwards;
}

/* Utility Classes */
.text-primary-custom {
  color: var(--primary-color);
}

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

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

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

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

/* Loading Animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--text-light);
  animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .hero-section {
    height: 80vh;
    padding: 2rem 0;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .navbar-nav .nav-link {
    margin: 0.5rem 0;
    text-align: center;
  }
  
  .project-card {
    height: 300px;
    margin-bottom: 2rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
}

@media (max-width: 576px) {
  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
  }
  
  .section-header {
    margin-bottom: 3rem;
  }
}