/* Industrial Flame Architecture Studio CSS */

/* CSS Custom Properties */
:root {
  --primary-color: #FF4500;
  --secondary-color: #2C3E50;
  --primary-dark: #E03E00;
  --primary-light: #FF6A33;
  --secondary-light: #34495E;
  --accent-color: #F39C12;
  --text-dark: #2C3E50;
  --text-light: #FFFFFF;
  --text-muted: #7F8C8D;
  --bg-light: #FFFFFF;
  --bg-dark: #1A252F;
  --bg-section: #F8F9FA;
  --shadow-light: rgba(255, 69, 0, 0.1);
  --shadow-dark: rgba(44, 62, 80, 0.2);
  --border-color: #E5E5E5;
  --transition-fast: 0.3s ease;
  --transition-slow: 0.6s ease;
  --font-primary: 'Poppins', sans-serif;
  --font-secondary: 'Roboto Slab', serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

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

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

/* Bootstrap 5 Overrides */
.btn {
  border-radius: 0;
  padding: 12px 30px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  border: 2px solid var(--primary-color);
  color: var(--text-light);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  border-color: var(--primary-dark);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-light);
}

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

.btn-outline-primary:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-light);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
  border: 2px solid var(--secondary-color);
  color: var(--text-light);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-light), var(--secondary-color));
  border-color: var(--secondary-light);
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-dark);
}

/* Card Overrides */
.card {
  border: none;
  border-radius: 0;
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
  transition: all var(--transition-fast);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

.card-header {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
  color: var(--text-light);
  border: none;
  padding: 1.5rem;
}

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

.navbar.scrolled {
  background: var(--secondary-color) !important;
  box-shadow: 0 2px 20px rgba(0,0,0,0.1);
  padding: 0.5rem 0;
}

.navbar-brand {
  font-family: var(--font-secondary);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color) !important;
  transition: all var(--transition-fast);
}

.navbar-brand:hover {
  transform: scale(1.05);
}

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

.navbar-nav .nav-link:before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--primary-color);
  transition: all var(--transition-fast);
  transform: translateX(-50%);
}

.navbar-nav .nav-link:hover:before,
.navbar-nav .nav-link.active:before {
  width: 100%;
}

.navbar-nav .nav-link:hover {
  color: var(--primary-color) !important;
}

.navbar-toggler {
  border: 2px solid var(--primary-color);
  padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(255, 69, 0, 0.25);
}

.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='%23FF4500' 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, rgba(44, 62, 80, 0.9), rgba(255, 69, 0, 0.8)),
              url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><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>');
  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 400"><path d="M0,300L50,280C100,260,200,220,300,200C400,180,500,180,600,190C700,200,800,220,900,210C950,205,1000,195,1025,190L1050,185L1050,400L1025,400C1000,400,950,400,900,400C800,400,700,400,600,400C500,400,400,400,300,400C200,400,100,400,50,400L0,400Z" fill="%23FF4500" opacity="0.1"/></svg>') bottom/cover no-repeat;
  animation: flameWave 8s ease-in-out infinite;
}

@keyframes flameWave {
  0%, 100% { transform: translateX(0) scaleY(1); }
  50% { transform: translateX(-20px) scaleY(1.1); }
}

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

.hero h1 {
  color: var(--text-light);
  background: none;
  -webkit-text-fill-color: var(--text-light);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease-out;
}

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

.hero .btn {
  margin-right: 1rem;
  margin-bottom: 1rem;
  animation: fadeInUp 1s ease-out 0.6s both;
}

/* 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);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Section Styling */
.section {
  padding: 80px 0;
  position: relative;
}

.section-dark {
  background: linear-gradient(135deg, var(--bg-dark), var(--secondary-color));
  color: var(--text-light);
}

.section-dark h2,
.section-dark h3 {
  color: var(--text-light);
}

.section-dark p {
  color: rgba(255, 255, 255, 0.8);
}

.section-accent {
  background: linear-gradient(135deg, var(--bg-section), #FFFFFF);
  position: relative;
}

.section-accent::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color), var(--primary-color));
  animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

/* Project Cards */
.project-card {
  position: relative;
  overflow: hidden;
  border-radius: 0;
  height: 400px;
  cursor: pointer;
}

.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all var(--transition-slow);
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255, 69, 0, 0.9), rgba(44, 62, 80, 0.8));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all var(--transition-fast);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

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

.project-info {
  text-align: center;
  color: var(--text-light);
  transform: translateY(20px);
  transition: all var(--transition-fast);
}

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

/* Service Cards */
.service-card {
  text-align: center;
  padding: 2rem;
  background: var(--bg-light);
  border: 3px solid transparent;
  transition: all var(--transition-fast);
  height: 100%;
}

.service-card:hover {
  border-color: var(--primary-color);
  background: linear-gradient(135deg, rgba(255, 69, 0, 0.05), rgba(44, 62, 80, 0.05));
}

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

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

/* Contact Form */
.contact-form {
  background: var(--bg-light);
  padding: 3rem;
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
  border-left: 5px solid var(--primary-color);
}

.form-control {
  border: 2px solid var(--border-color);
  border-radius: 0;
  padding: 15px;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(255, 69, 0, 0.25);
}

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

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

.form-control.is-valid {
  border-color: #28a745;
}

.invalid-feedback {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  font-size: 0.875em;
  color: #dc3545;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--bg-dark), var(--secondary-color));
  color: var(--text-light);
  padding: 50px 0 20px;
}

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

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

.footer a:hover {
  color: var(--primary-color);
  padding-left: 5px;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.social-icon {
  width: 50px;
  height: 50px;
  background: rgba(255, 69, 0, 0.2);
  border: 2px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.social-icon:hover {
  background: var(--primary-color);
  color: var(--text-light);
  transform: translateY(-5px);
}

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: var(--text-light);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}

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

.scroll-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-light);
}

/* Loading Animation */
.loading {
  display: inline-block;
  width: 30px;
  height: 30px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--text-light);
  animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: var(--secondary-color);
    margin: 1rem -1rem -1rem;
    padding: 1rem;
    border-radius: 0 0 10px 10px;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .hero {
    text-align: center;
  }
  
  .contact-form {
    padding: 2rem;
  }
  
  .footer-social {
    justify-content: center;
    margin-top: 2rem;
  }
}

@media (max-width: 767.98px) {
  .hero {
    min-height: 90vh;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .project-card {
    height: 300px;
  }
  
  .service-card {
    padding: 1.5rem;
  }
  
  .contact-form {
    padding: 1.5rem;
  }
  
  .scroll-top {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    bottom: 20px;
    right: 20px;
  }
}

@media (max-width: 575.98px) {
  .section {
    padding: 40px 0;
  }
  
  .hero {
    padding: 0 1rem;
  }
  
  .btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
  
  .service-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

/* 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; }
.border-primary { border-color: var(--primary-color) !important; }
.border-secondary { border-color: var(--secondary-color) !important; }

.fade-in { animation: fadeIn 1s ease-out; }
.slide-in-left { animation: slideInLeft 1s ease-out; }
.slide-in-right { animation: slideInRight 1s ease-out; }
.fade-in-up { animation: fadeInUp 1s ease-out; }

/* Print Styles */
@media print {
  .navbar, .scroll-top, .btn { display: none !important; }
  .hero { min-height: auto; }
  * { color: #000 !important; background: #fff !important; }
}