/* Cosmic Ember Architecture Studio - CSS */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E67E22;
  --primary-dark: #1a252f;
  --primary-light: #34495e;
  --secondary-dark: #d35400;
  --secondary-light: #f39c12;
  --accent-color: #ecf0f1;
  --text-dark: #2c3e50;
  --text-light: #ecf0f1;
  --text-muted: #7f8c8d;
  --white: #ffffff;
  --black: #000000;
  --gradient-cosmic: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, var(--secondary-color) 100%);
  --gradient-ember: linear-gradient(45deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  --shadow-sm: 0 2px 10px rgba(44, 62, 80, 0.1);
  --shadow-md: 0 8px 30px rgba(44, 62, 80, 0.15);
  --shadow-lg: 0 20px 60px rgba(44, 62, 80, 0.2);
  --border-radius: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
}

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

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

p {
  margin-bottom: 1rem;
  color: var(--text-muted);
  font-size: 1.1rem;
}

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

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

/* Bootstrap 5 Overrides */
.btn {
  border-radius: var(--border-radius);
  font-weight: 600;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

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

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

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

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

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

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

/* Navigation */
.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  padding: 1rem 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
  padding: 0.5rem 0;
}

.navbar-brand {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

.navbar-nav .nav-link {
  color: var(--primary-color);
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--secondary-color);
  background: rgba(230, 126, 34, 0.1);
}

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

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

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

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

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23E67E22' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: var(--gradient-cosmic);
  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"><defs><radialGradient id="a" cx="50%" cy="50%" r="50%"><stop offset="0%" stop-color="%23E67E22" stop-opacity="0.1"/><stop offset="100%" stop-color="%23E67E22" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23a)"/><circle cx="800" cy="300" r="150" fill="url(%23a)"/><circle cx="300" cy="800" r="120" fill="url(%23a)"/></svg>') no-repeat center center;
  background-size: cover;
  opacity: 0.3;
  animation: cosmic-drift 20s ease-in-out infinite;
}

@keyframes cosmic-drift {
  0%, 100% {
    transform: translateX(0) translateY(0) rotate(0deg);
  }
  33% {
    transform: translateX(-20px) translateY(-10px) rotate(1deg);
  }
  66% {
    transform: translateX(10px) translateY(20px) rotate(-1deg);
  }
}

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

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.5s forwards;
}

.hero p {
  color: var(--accent-color);
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.8s forwards;
}

.hero .btn {
  margin: 0.5rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 1.1s forwards;
}

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

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

.section-dark {
  background: var(--primary-color);
  color: var(--white);
}

.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-dark p {
  color: var(--accent-color);
}

.section-accent {
  background: linear-gradient(135deg, var(--accent-color) 0%, rgba(236, 240, 241, 0.5) 100%);
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  overflow: hidden;
  background: var(--white);
}

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

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

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

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--primary-color);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.card-text {
  color: var(--text-muted);
}

/* Portfolio Grid */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  margin-bottom: 2rem;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-cosmic);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

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

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

.portfolio-item:hover .portfolio-content {
  transform: translateY(0);
}

/* Forms */
.form-control {
  border: 2px solid rgba(44, 62, 80, 0.1);
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(230, 126, 34, 0.25);
  background: var(--white);
}

.form-label {
  color: var(--primary-color);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.form-floating .form-control {
  height: calc(3.5rem + 2px);
  padding: 1rem 0.75rem;
}

.form-floating label {
  color: var(--text-muted);
}

.invalid-feedback {
  color: #dc3545;
  font-size: 0.875rem;
}

.form-control.is-invalid {
  border-color: #dc3545;
}

/* Services */
.service-card {
  text-align: center;
  padding: 3rem 2rem;
  border-radius: var(--border-radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border: 2px solid transparent;
  height: 100%;
}

.service-card:hover {
  border-color: var(--secondary-color);
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

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

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
}

/* Team */
.team-member {
  text-align: center;
  padding: 2rem;
  border-radius: var(--border-radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.team-member:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-md);
}

.team-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.5rem;
  border: 4px solid var(--secondary-color);
  transition: var(--transition);
}

.team-member:hover .team-photo {
  transform: scale(1.05);
}

.team-name {
  color: var(--primary-color);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.team-role {
  color: var(--secondary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem;
}

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

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

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

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

.footer-bottom {
  border-top: 1px solid rgba(236, 240, 241, 0.1);
  padding-top: 2rem;
  margin-top: 2rem;
  text-align: center;
  color: var(--accent-color);
}

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

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

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

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

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

.shadow-cosmic {
  box-shadow: var(--shadow-lg);
}

/* 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(--white);
  animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(255, 255, 255, 0.98);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
    box-shadow: var(--shadow-md);
  }
  
  .hero {
    min-height: 80vh;
    text-align: center;
  }
  
  .section {
    padding: 3rem 0;
  }
}

@media (max-width: 767.98px) {
  .btn {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .portfolio-item {
    margin-bottom: 1rem;
  }
  
  .service-card {
    margin-bottom: 2rem;
  }
  
  .team-member {
    margin-bottom: 2rem;
  }
}

@media (max-width: 575.98px) {
  .hero {
    padding: 2rem 0;
  }
  
  .section {
    padding: 2rem 0;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .service-card {
    padding: 2rem 1rem;
  }
}

/* Smooth animations for mobile */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
    scroll-behavior: auto;
  }
}