/* Architectural Studio Theme - Quantum Orange & Deep Navy */

/* CSS Variables */
:root {
  --primary-color: #FF6B35;
  --secondary-color: #1B263B;
  --primary-light: #FF8C5A;
  --primary-dark: #E55A2B;
  --secondary-light: #2C3E50;
  --secondary-dark: #151D2A;
  --white: #FFFFFF;
  --light-gray: #F8F9FA;
  --medium-gray: #6C757D;
  --dark-gray: #343A40;
  --success: #28A745;
  --warning: #FFC107;
  --danger: #DC3545;
  --shadow-light: 0 2px 10px rgba(27, 38, 59, 0.1);
  --shadow-medium: 0 5px 25px rgba(27, 38, 59, 0.15);
  --shadow-heavy: 0 10px 40px rgba(27, 38, 59, 0.2);
  --border-radius: 8px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

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

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--secondary-color);
  background-color: var(--white);
  overflow-x: hidden;
}

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

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
}

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

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}

p {
  margin-bottom: 1rem;
  color: var(--medium-gray);
}

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

/* Bootstrap 5 Overrides */
.container {
  max-width: 1200px;
}

.btn {
  padding: 12px 30px;
  font-weight: 500;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  transition: var(--transition);
  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 {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

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

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

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

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

.btn-lg {
  padding: 16px 40px;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.8rem;
}

/* Navigation */
.navbar {
  padding: 1rem 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-light);
  transition: var(--transition);
}

.navbar.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-medium);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--secondary-color) !important;
}

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

.navbar-nav .nav-link:hover {
  color: var(--primary-color) !important;
  background-color: rgba(255, 107, 53, 0.1);
}

.navbar-nav .nav-link.active {
  color: var(--primary-color) !important;
  background-color: rgba(255, 107, 53, 0.1);
}

.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='rgba%2827, 38, 59, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

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

.hero-section::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 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,107,53,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
  opacity: 0.3;
}

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

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

.hero-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: fadeInUp 1s ease-out 0.7s forwards;
}

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

.hero-buttons .btn {
  margin-right: 1rem;
  margin-bottom: 1rem;
}

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

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

.card-img-top {
  transition: var(--transition);
}

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

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: 1rem;
}

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

/* Services Section */
.service-item {
  text-align: center;
  padding: 2rem;
  border-radius: var(--border-radius);
  background-color: var(--white);
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  height: 100%;
}

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

.service-icon {
  width: 80px;
  height: 80px;
  background-color: var(--primary-color);
  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-item:hover .service-icon {
  transform: scale(1.1);
  background-color: var(--primary-dark);
}

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.9) 0%, rgba(27, 38, 59, 0.9) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  opacity: 0;
  transition: var(--transition);
}

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

.portfolio-overlay h4 {
  color: var(--white);
  margin-bottom: 0.5rem;
}

.portfolio-overlay p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 0;
}

/* Forms */
.form-control {
  border: 2px solid #e9ecef;
  border-radius: var(--border-radius);
  padding: 12px 16px;
  transition: var(--transition);
  font-size: 1rem;
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(255, 107, 53, 0.25);
}

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

.form-floating .form-control {
  height: calc(3.5rem + 2px);
  line-height: 1.25;
}

.form-floating label {
  color: var(--medium-gray);
}

.invalid-feedback {
  display: block;
  color: var(--danger);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

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

.is-valid .form-control {
  border-color: var(--success);
}

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

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

.section-title h2 {
  position: relative;
  display: inline-block;
}

.section-title h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.bg-light-custom {
  background-color: var(--light-gray) !important;
}

.bg-primary-custom {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--white);
}

.bg-secondary-custom {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-light) 100%);
  color: var(--white);
}

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

.footer h5 {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer p, .footer a {
  color: rgba(255, 255, 255, 0.8);
}

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

.footer .social-links a {
  display: inline-block;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  text-align: center;
  line-height: 40px;
  margin-right: 10px;
  transition: var(--transition);
}

.footer .social-links a:hover {
  background-color: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

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

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

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

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

/* Loading Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(255, 107, 53, 0.2);
  border-left-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .section {
    padding: 3rem 0;
  }
  
  .hero-section {
    text-align: center;
  }
  
  .hero-buttons .btn {
    display: block;
    width: 100%;
    margin-right: 0;
    margin-bottom: 1rem;
  }
  
  .navbar-nav {
    padding: 1rem 0;
  }
  
  .navbar-nav .nav-link {
    margin: 0.25rem 0;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .service-item {
    padding: 1.5rem;
    margin-bottom: 2rem;
  }
}

@media (max-width: 576px) {
  .btn {
    padding: 10px 20px;
    font-size: 0.8rem;
  }
  
  .btn-lg {
    padding: 12px 30px;
    font-size: 0.9rem;
  }
  
  .service-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .btn,
  .footer {
    display: none !important;
  }
  
  body {
    color: #000 !important;
    background: #fff !important;
  }
}