/* Storm and Steel Architecture Studio CSS */

/* CSS Custom Properties */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E74C3C;
  --primary-light: #34495E;
  --primary-dark: #1A252F;
  --secondary-light: #EC7063;
  --secondary-dark: #C0392B;
  --accent-color: #95A5A6;
  --text-dark: #2C3E50;
  --text-light: #FFFFFF;
  --text-muted: #7F8C8D;
  --bg-light: #F8F9FA;
  --bg-dark: #2C3E50;
  --shadow-light: 0 2px 10px rgba(44, 62, 80, 0.1);
  --shadow-medium: 0 5px 25px rgba(44, 62, 80, 0.15);
  --shadow-heavy: 0 10px 40px rgba(44, 62, 80, 0.2);
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.7s ease;
  --border-radius: 8px;
  --max-width: 1200px;
}

/* 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', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
  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(--primary-color);
  transition: var(--transition-fast);
}

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

/* Bootstrap 5 Overrides */
.btn {
  border-radius: var(--border-radius);
  font-weight: 600;
  padding: 0.75rem 2rem;
  border: 2px solid transparent;
  transition: var(--transition-fast);
  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(--text-light);
}

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

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

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

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.5);
  color: var(--text-light);
}

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

.form-control {
  border-radius: var(--border-radius);
  border: 2px solid #E9ECEF;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition-fast);
}

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

.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-light);
  transition: var(--transition-medium);
  overflow: hidden;
}

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

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

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

.navbar-brand {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 2px;
}

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

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  margin: 0 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  transition: var(--transition-fast);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--text-light);
  background-color: rgba(231, 76, 60, 0.2);
}

.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, 0.9%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) 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="25" cy="25" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="75" cy="75" r="1" fill="%23ffffff" opacity="0.05"/><circle cx="25" cy="75" r="1" fill="%23ffffff" opacity="0.03"/><circle cx="75" cy="25" r="1" fill="%23ffffff" opacity="0.03"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
}

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

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

.hero-subtitle {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-buttons {
  animation: fadeInUp 1s ease-out 0.6s both;
}

/* Section Styles */
.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: 4px;
  background-color: var(--secondary-color);
  border-radius: 2px;
}

/* 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-medium);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.9) 0%, rgba(231, 76, 60, 0.9) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-medium);
}

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

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

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

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

/* Services Cards */
.service-card {
  background: var(--text-light);
  padding: 2.5rem 2rem;
  text-align: center;
  height: 100%;
  border-radius: var(--border-radius);
  position: relative;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--secondary-color);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  transform: scaleX(0);
  transition: var(--transition-medium);
}

.service-card:hover::before {
  transform: scaleX(1);
}

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

.service-card:hover .service-icon {
  transform: rotateY(180deg);
}

/* Team Cards */
.team-card {
  background: var(--text-light);
  border-radius: var(--border-radius);
  overflow: hidden;
  text-align: center;
}

.team-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  filter: grayscale(100%);
  transition: var(--transition-medium);
}

.team-card:hover img {
  filter: grayscale(0%);
}

.team-info {
  padding: 1.5rem;
}

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

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

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

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

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

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

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

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

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

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

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

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

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

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

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition-slow);
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Loading Animation */
.loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: var(--transition-medium);
}

.loading.hide {
  opacity: 0;
  pointer-events: none;
}

.loader {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top: 4px solid var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Mobile Optimizations */
@media (max-width: 768px) {
  .section {
    padding: 3rem 0;
  }
  
  .hero {
    padding: 2rem 0;
  }
  
  .contact-form {
    padding: 2rem 1.5rem;
  }
  
  .navbar-nav {
    background-color: rgba(44, 62, 80, 0.95);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-top: 1rem;
  }
  
  .btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .hero-buttons .btn {
    display: block;
    width: 100%;
    margin-bottom: 1rem;
  }
}

@media (max-width: 576px) {
  .portfolio-item img {
    height: 200px;
  }
  
  .service-card {
    padding: 2rem 1.5rem;
  }
  
  .team-card img {
    height: 200px;
  }
}

/* Utilities */
.text-gradient {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

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

.border-radius-custom {
  border-radius: var(--border-radius);
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus states for accessibility */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 5px 25px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 10px 40px rgba(0, 0, 0, 0.5);
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
  }
  
  html {
    scroll-behavior: auto;
  }
}