/* Storm Blue Architecture Studio Theme - CSS */

/* CSS Custom Properties */
:root {
  --primary-color: #1a365d;
  --secondary-color: #4299e1;
  --accent-color: #63b3ed;
  --light-blue: #bee3f8;
  --dark-blue: #153e75;
  --white: #ffffff;
  --light-gray: #f7fafc;
  --gray: #718096;
  --dark-gray: #2d3748;
  --success: #38a169;
  --warning: #d69e2e;
  --danger: #e53e3e;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
  --shadow-sm: 0 1px 3px 0 rgba(26, 54, 93, 0.1), 0 1px 2px 0 rgba(26, 54, 93, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(26, 54, 93, 0.1), 0 2px 4px -1px rgba(26, 54, 93, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(26, 54, 93, 0.1), 0 4px 6px -2px rgba(26, 54, 93, 0.05);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-primary);
  color: var(--dark-gray);
  line-height: 1.6;
  background-color: var(--white);
}

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
}

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

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

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.875rem);
}

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

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

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

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

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--dark-blue), var(--primary-color));
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--white);
}

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

.btn-secondary:hover {
  background: transparent;
  color: var(--secondary-color);
  border: 2px solid var(--secondary-color);
  transform: translateY(-2px);
}

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

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

/* Navigation */
.navbar {
  background: rgba(26, 54, 93, 0.95) !important;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  padding: 1rem 0;
}

.navbar.scrolled {
  background: var(--primary-color) !important;
  padding: 0.5rem 0;
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white) !important;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.navbar-nav .nav-link {
  color: var(--white) !important;
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem !important;
  border-radius: 0.25rem;
  transition: var(--transition);
  position: relative;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-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 {
  color: var(--accent-color) !important;
  background: rgba(255, 255, 255, 0.1);
}

.navbar-toggler {
  border: none;
  padding: 0;
  width: 30px;
  height: 30px;
  position: relative;
}

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

.navbar-toggler span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--white);
  margin: 6px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 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 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  animation: grain 20s linear infinite;
}

@keyframes grain {
  0%, 100% { transform: translate(0, 0); }
  10% { transform: translate(-5%, -10%); }
  20% { transform: translate(-15%, 5%); }
  30% { transform: translate(7%, -25%); }
  40% { transform: translate(-5%, 25%); }
  50% { transform: translate(-15%, 10%); }
  60% { transform: translate(15%, 0%); }
  70% { transform: translate(0%, 15%); }
  80% { transform: translate(3%, 35%); }
  90% { transform: translate(-10%, 10%); }
}

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

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

.hero p {
  font-size: 1.25rem;
  color: var(--light-blue);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.hero .btn {
  animation: fadeInUp 1s ease-out 0.4s both;
  margin-right: 1rem;
}

/* 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(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 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%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
  border-radius: 2px;
}

/* Cards */
.card {
  border: none;
  border-radius: 1rem;
  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(--gray);
  line-height: 1.6;
}

/* Forms */
.form-control {
  border: 2px solid #e2e8f0;
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  transition: var(--transition);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(66, 153, 225, 0.25);
  background: var(--white);
}

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

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

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

/* Contact Form */
.contact-form {
  background: var(--light-gray);
  padding: 3rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-md);
}

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

.footer h5 {
  color: var(--white);
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.footer p, .footer a {
  color: var(--light-blue);
  line-height: 1.8;
}

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

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

/* Portfolio Grid */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  cursor: pointer;
  margin-bottom: 2rem;
}

.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: linear-gradient(135deg, rgba(26, 54, 93, 0.9), rgba(66, 153, 225, 0.9));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

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

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

.portfolio-content {
  text-align: center;
  color: var(--white);
  padding: 2rem;
}

.portfolio-content h4 {
  color: var(--white);
  margin-bottom: 1rem;
}

/* Services */
.service-item {
  text-align: center;
  padding: 2rem;
  border-radius: 1rem;
  transition: var(--transition);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  height: 100%;
}

.service-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--light-blue), var(--white));
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--white);
  transition: var(--transition);
}

.service-item:hover .service-icon {
  transform: scale(1.1);
}

/* Team */
.team-member {
  text-align: center;
  background: var(--white);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

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

.team-member img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.team-info {
  padding: 2rem;
}

.team-member h4 {
  margin-bottom: 0.5rem;
}

.team-position {
  color: var(--secondary-color);
  font-weight: 500;
  margin-bottom: 1rem;
}

.team-social {
  margin-top: 1rem;
}

.team-social a {
  display: inline-block;
  width: 40px;
  height: 40px;
  background: var(--light-gray);
  color: var(--primary-color);
  border-radius: 50%;
  line-height: 40px;
  text-align: center;
  margin: 0 0.25rem;
  transition: var(--transition);
}

.team-social a:hover {
  background: var(--secondary-color);
  color: var(--white);
  transform: translateY(-2px);
}

/* Scroll to Top */
.scroll-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 50px;
  height: 50px;
  background: var(--secondary-color);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

.scroll-top.show {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--primary-color);
  transform: translateY(-2px);
}

/* Loading Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--light-blue);
  border-top: 4px solid var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

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

/* Utility Classes */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.bg-primary { background-color: var(--primary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }
.bg-light-blue { background-color: var(--light-blue) !important; }

.fade-in {
  animation: fadeIn 1s ease-out;
}

.slide-in-left {
  animation: slideInLeft 1s ease-out;
}

.fade-in-up {
  animation: fadeInUp 1s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero {
    text-align: center;
    padding: 2rem 0;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .btn {
    margin-bottom: 1rem;
    display: block;
    width: 100%;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .navbar-nav {
    text-align: center;
    padding-top: 1rem;
  }
  
  .navbar-nav .nav-link {
    margin: 0.25rem 0;
  }
  
  .contact-form {
    padding: 2rem 1rem;
  }
  
  .portfolio-item img {
    height: 200px;
  }
  
  .service-item {
    margin-bottom: 2rem;
  }
}

@media (max-width: 576px) {
  :root {
    font-size: 14px;
  }
  
  .container-fluid {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .section-title {
    font-size: 1.8rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .footer {
    padding: 2rem 0 1rem;
    text-align: center;
  }
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000000;
    --secondary-color: #0066cc;
    --gray: #333333;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}