/* Storm Fusion Architecture Studio - CSS Styles */

/* CSS Custom Properties */
:root {
  --primary-color: #1B263B;
  --secondary-color: #E63946;
  --primary-light: #415A77;
  --primary-dark: #0D1321;
  --secondary-light: #F5939D;
  --secondary-dark: #C5303D;
  --white: #FFFFFF;
  --light-gray: #F8F9FA;
  --gray: #6C757D;
  --dark-gray: #343A40;
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  --shadow-sm: 0 0.125rem 0.25rem rgba(27, 38, 59, 0.1);
  --shadow-md: 0 0.5rem 1rem rgba(27, 38, 59, 0.15);
  --shadow-lg: 0 1rem 2rem rgba(27, 38, 59, 0.2);
  --transition-base: all 0.3s ease;
  --transition-fast: all 0.15s ease;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--dark-gray);
  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;
  font-size: 1.1rem;
}

/* Bootstrap 5 Overrides */
.btn {
  border-radius: 0;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.75rem 2rem;
  transition: var(--transition-base);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary {
  background: var(--gradient-secondary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

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

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

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

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

/* Card Components */
.card {
  border: none;
  border-radius: 0;
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  overflow: hidden;
}

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

.card-header {
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  padding: 1.5rem;
}

.card-body {
  padding: 2rem;
}

/* Navigation */
.navbar {
  background: rgba(27, 38, 59, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  padding: 1rem 0;
}

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

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

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

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

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

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: var(--transition-base);
  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='rgba%28255, 255, 255, 0.8%29' 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: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 50%, var(--primary-dark) 100%);
  position: relative;
  display: flex;
  align-items: center;
  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"><polygon fill="rgba(230,57,70,0.1)" points="0,0 100,20 80,100 0,80"/></svg>');
  background-size: 800px 800px;
  animation: float 20s ease-in-out infinite;
}

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

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

.hero p {
  font-size: 1.3rem;
  margin-bottom: 2rem;
  opacity: 0.9;
  animation: slideInUp 1s ease-out 0.3s both;
}

.hero .btn {
  animation: slideInUp 1s ease-out 0.6s both;
}

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

.section-bg {
  background: var(--light-gray);
}

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

.section-title h2 {
  margin-bottom: 1rem;
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--secondary-color);
  margin: 0 auto;
}

/* Portfolio Grid */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  margin-bottom: 2rem;
  cursor: pointer;
}

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(27, 38, 59, 0.9), rgba(230, 57, 70, 0.8));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  opacity: 0;
  transition: var(--transition-base);
}

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

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

/* Service Cards */
.service-card {
  text-align: center;
  padding: 3rem 2rem;
  height: 100%;
  transition: var(--transition-base);
  position: relative;
}

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

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

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

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

.team-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(27, 38, 59, 0.9));
  color: var(--white);
  padding: 2rem 1rem 1rem;
  transform: translateY(50%);
  transition: var(--transition-base);
}

.team-card:hover .team-info {
  transform: translateY(0);
}

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

/* Forms */
.form-control {
  border: 2px solid #dee2e6;
  border-radius: 0;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition-base);
}

.form-control:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem rgba(230, 57, 70, 0.25);
}

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

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

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

.footer a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-base);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 2rem;
  padding-top: 2rem;
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
}

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

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(2deg);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 0.8s ease-out forwards;
}

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

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

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

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

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

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .hero {
    min-height: 70vh;
    text-align: center;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .navbar-nav {
    text-align: center;
    padding: 1rem 0;
  }
  
  .navbar-nav .nav-link {
    padding: 0.75rem;
    margin: 0;
  }
  
  .portfolio-item {
    margin-bottom: 1rem;
  }
  
  .service-card {
    margin-bottom: 2rem;
  }
}

@media (max-width: 576px) {
  .hero {
    padding: 2rem 0;
  }
  
  .btn {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .section-title h2 {
    font-size: 2rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
}

/* 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);
  }
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--gradient-secondary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition-base);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

.scroll-to-top:hover {
  transform: translateY(-2px);
  background: var(--secondary-dark);
}

.scroll-to-top.show {
  display: flex;
}