/* Thunder Storm Architecture Studio - Custom CSS */

/* Root Variables */
:root {
  --primary-color: #2D3748;
  --secondary-color: #4299E1;
  --dark-storm: #1a202c;
  --light-storm: #718096;
  --accent-thunder: #63b3ed;
  --white: #ffffff;
  --gray-50: #f7fafc;
  --gray-100: #edf2f7;
  --gray-200: #e2e8f0;
  --gray-800: #2d3748;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--gray-50);
  color: var(--primary-color);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary-color) !important;
}

.display-3, .display-4, .display-5, .display-6 {
  font-weight: 800 !important;
  letter-spacing: -0.02em;
}

/* Navigation */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-storm) 100%) !important;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
  padding: 1rem 0;
}

.navbar.scrolled {
  background: rgba(45, 55, 72, 0.98) !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  padding: 0.5rem 0;
}

.navbar-brand {
  font-size: 1.75rem !important;
  color: var(--white) !important;
  font-weight: 800 !important;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: var(--transition);
}

.navbar-brand:hover {
  color: var(--secondary-color) !important;
  transform: scale(1.05);
}

.navbar-nav {
  align-items: center;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: var(--transition);
}

.nav-link:hover::before,
.nav-link.active::before {
  width: 80%;
}

.nav-link:hover,
.nav-link.active {
  color: var(--secondary-color) !important;
  background: rgba(66, 153, 225, 0.1);
  transform: translateY(-2px);
}

.navbar-toggler {
  border: 2px solid rgba(255, 255, 255, 0.3) !important;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(66, 153, 225, 0.5) !important;
}

.navbar-toggler-icon {
  filter: brightness(0) invert(1);
}

/* Hero Carousel */
.carousel {
  min-height: 100vh;
  background: var(--dark-storm);
}

.carousel-fade .carousel-item {
  transition: opacity 1.5s ease-in-out;
}

.carousel-item {
  height: 100vh;
  position: relative;
  background: linear-gradient(135deg, var(--primary-color), var(--dark-storm));
}

.carousel-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(45, 55, 72, 0.85) 0%, rgba(26, 32, 44, 0.75) 100%);
  z-index: 1;
}

.carousel-item img {
  object-fit: cover;
  height: 100%;
  filter: brightness(0.7) contrast(1.1);
}

.carousel-caption {
  z-index: 2;
  top: 50%;
  transform: translateY(-50%);
  bottom: auto;
  padding: 0;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(-40%) translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(-50%) translateY(0);
  }
}

.carousel-caption .display-3 {
  color: var(--white) !important;
  font-size: 4rem !important;
  text-shadow: 2px 4px 20px rgba(0, 0, 0, 0.5);
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out 0.2s both;
}

.carousel-caption .lead {
  color: rgba(255, 255, 255, 0.95) !important;
  font-size: 1.5rem;
  text-shadow: 1px 2px 10px rgba(0, 0, 0, 0.4);
  font-weight: 400;
  animation: fadeInUp 1s ease-out 0.4s both;
}

/* Buttons */
.btn {
  font-weight: 600 !important;
  border-radius: 12px !important;
  transition: var(--transition) !important;
  border: none !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
  z-index: -1;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-lg {
  padding: 1rem 2.5rem !important;
  font-size: 1.1rem !important;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-thunder)) !important;
  color: var(--white) !important;
  box-shadow: 0 4px 15px rgba(66, 153, 225, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-thunder), var(--secondary-color)) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 25px rgba(66, 153, 225, 0.5) !important;
  color: var(--white) !important;
}

.btn-outline-light {
  border: 2px solid var(--white) !important;
  color: var(--white) !important;
  background: transparent !important;
}

.btn-outline-light:hover {
  background: var(--white) !important;
  color: var(--primary-color) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3) !important;
}

.btn-light {
  background: var(--white) !important;
  color: var(--primary-color) !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.btn-light:hover {
  background: var(--gray-100) !important;
  color: var(--primary-color) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15) !important;
}

/* Carousel Controls */
.carousel-control-prev,
.carousel-control-next {
  width: 5%;
  opacity: 0.8;
  transition: var(--transition);
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  opacity: 1;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  width: 3rem;
  height: 3rem;
  background-color: rgba(66, 153, 225, 0.3);
  border-radius: 50%;
  padding: 1rem;
  backdrop-filter: blur(10px);
}

/* Scroll Indicator */
.bi-chevron-down {
  font-size: 2rem;
  animation: bounce 2s infinite;
  color: var(--white) !important;
  opacity: 0.8;
  cursor: pointer;
  transition: var(--transition);
}

.bi-chevron-down:hover {
  opacity: 1;
  color: var(--secondary-color) !important;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0) translateX(-50%);
  }
  40% {
    transform: translateY(-15px) translateX(-50%);
  }
  60% {
    transform: translateY(-7px) translateX(-50%);
  }
}

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

.py-5 {
  padding-top: 5rem !important;
  padding-bottom: 5rem !important;
}

/* Badge */
.badge {
  background: linear-gradient(135deg, var(--secondary-color), var(--accent-thunder)) !important;
  color: var(--white) !important;
  font-weight: 600 !important;
  font-size: 0.9rem !important;
  border-radius: 20px !important;
  padding: 0.5rem 1.5rem !important;
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: 0 4px 15px rgba(66, 153, 225, 0.3);
}

/* Cards */
.card {
  border: none !important;
  border-radius: 16px !important;
  overflow: hidden;
  transition: var(--transition);
  background: var(--white);
  height: 100%;
}

.card:hover {
  transform: translateY(-10px) !important;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15) !important;
}

.card-body {
  padding: 2rem !important;
}

.service-card {
  background: var(--white);
  border-radius: 16px;
  padding: 2.5rem;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}

.service-card:hover {
  background: linear-gradient(135deg, var(--primary-color), var(--dark-storm));
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(45, 55, 72, 0.3);
}

.service-card:hover * {
  color: var(--white) !important;
}

.service-card .bi {
  font-size: 3rem;
  color: var(--secondary-color) !important;
  transition: var(--transition);
}

.service-card:hover .bi {
  color: var(--accent-thunder) !important;
  transform: scale(1.1);
}

/* Icons */
.bi {
  color: var(--secondary-color) !important;
  transition: var(--transition);
}

[class*='bi-']::before {
  vertical-align: middle;
}

/* Images */
.img-fluid {
  transition: var(--transition);
}

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

.rounded {
  border-radius: 16px !important;
}

.rounded-3 {
  border-radius: 12px !important;
}

.rounded-4 {
  border-radius: 20px !important;
}

.shadow-lg {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15) !important;
}

.shadow {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1) !important;
}

.shadow-sm {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08) !important;
}

/* Portfolio */
.portfolio-masonry {
  column-count: 3;
  column-gap: 1.5rem;
}

.portfolio-item {
  break-inside: avoid;
  margin-bottom: 1.5rem;
  display: inline-block;
  width: 100%;
}

.portfolio-card {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  cursor: pointer;
}

.portfolio-card img {
  transition: var(--transition);
  width: 100%;
  display: block;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(45, 55, 72, 0.95) 0%, rgba(45, 55, 72, 0.3) 50%, transparent 100%);
  opacity: 0;
  transition: var(--transition);
  padding: 2rem;
}

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

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

.portfolio-overlay h3,
.portfolio-overlay p {
  color: var(--white) !important;
  transform: translateY(20px);
  transition: var(--transition);
}

.portfolio-card:hover .portfolio-overlay h3,
.portfolio-card:hover .portfolio-overlay p {
  transform: translateY(0);
}

/* Filter Buttons */
.filter-btn {
  background: var(--white);
  border: 2px solid var(--gray-200) !important;
  color: var(--primary-color) !important;
  padding: 0.75rem 1.5rem;
  border-radius: 25px;
  margin: 0.5rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--secondary-color) !important;
  color: var(--white) !important;
  border-color: var(--secondary-color) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(66, 153, 225, 0.3);
}

/* Forms */
.form-control,
.form-select {
  border: 2px solid var(--gray-200) !important;
  border-radius: 10px !important;
  padding: 0.85rem 1.25rem !important;
  transition: var(--transition);
  background: var(--white);
  color: var(--primary-color) !important;
  font-size: 1rem;
}

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

.form-label {
  font-weight: 600 !important;
  color: var(--primary-color) !important;
  margin-bottom: 0.75rem;
  font-size: 1rem;
}

.form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--gray-200) !important;
  border-radius: 4px;
}

.form-check-input:checked {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
}

.form-check-label {
  margin-left: 0.5rem;
  color: var(--primary-color) !important;
}

/* Background Utilities */
.bg-white {
  background-color: var(--white) !important;
}

.bg-white-50 {
  background-color: rgba(255, 255, 255, 0.5) !important;
}

/* Text Colors */
.text-white {
  color: var(--white) !important;
}

.text-white-50 {
  color: rgba(255, 255, 255, 0.5) !important;
}

.text-muted {
  color: var(--light-storm) !important;
}

.text-decoration-none {
  text-decoration: none !important;
}

.text-decoration-none:hover {
  text-decoration: underline !important;
}

/* Ratio */
.ratio {
  position: relative;
  width: 100%;
}

.ratio::before {
  display: block;
  padding-top: var(--bs-aspect-ratio);
  content: "";
}

.ratio > * {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.ratio-4x3 {
  --bs-aspect-ratio: 75%;
}

/* Privacy Content */
.privacy-content {
  background: var(--white);
  padding: 3rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.privacy-content h2,
.privacy-content h3,
.privacy-content h4 {
  color: var(--primary-color) !important;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.privacy-content p {
  color: var(--light-storm);
  line-height: 1.8;
}

/* Footer */
footer {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-storm) 100%);
  color: rgba(255, 255, 255, 0.9) !important;
  padding: 4rem 0 2rem;
  margin-top: 5rem;
}

footer h5,
footer h6 {
  color: var(--white) !important;
  font-weight: 700;
  margin-bottom: 1.5rem;
}

footer a {
  color: rgba(255, 255, 255, 0.8) !important;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
}

footer a:hover {
  color: var(--secondary-color) !important;
  transform: translateX(5px);
}

footer .bi {
  color: var(--secondary-color) !important;
  font-size: 1.5rem;
  transition: var(--transition);
}

footer .bi:hover {
  color: var(--accent-thunder) !important;
  transform: scale(1.2);
}

.list-unstyled li {
  margin-bottom: 0.75rem;
}

.border-top {
  border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
}

/* Utilities */
.position-sticky {
  position: sticky;
  top: 80px;
}

.overflow-hidden {
  overflow: hidden !important;
}

.gap-3 {
  gap: 1rem !important;
}

.gap-5 {
  gap: 3rem !important;
}

.g-0 {
  --bs-gutter-x: 0;
  --bs-gutter-y: 0;
}

.g-3 {
  --bs-gutter-x: 1rem;
  --bs-gutter-y: 1rem;
}

.g-4 {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 1.5rem;
}

.g-5 {
  --bs-gutter-x: 3rem;
  --bs-gutter-y: 3rem;
}

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

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

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

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

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

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

/* Scroll Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Loading State */
.loading {
  pointer-events: none;
  opacity: 0.6;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30px;
  height: 30px;
  margin: -15px 0 0 -15px;
  border: 3px solid var(--gray-200);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 1199.98px) {
  .portfolio-masonry {
    column-count: 2;
  }
  
  .display-3 {
    font-size: 3rem !important;
  }
}

@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(45, 55, 72, 0.98);
    padding: 1.5rem;
    border-radius: 12px;
    margin-top: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }
  
  .navbar-nav {
    gap: 0.5rem !important;
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
  }
  
  .carousel-caption .display-3 {
    font-size: 2.5rem !important;
  }
  
  .carousel-caption .lead {
    font-size: 1.2rem;
  }
  
  section {
    padding: 3rem 0;
  }
}

@media (max-width: 767.98px) {
  .portfolio-masonry {
    column-count: 1;
  }
  
  .carousel-caption .display-3 {
    font-size: 2rem !important;
  }
  
  .carousel-caption .lead {
    font-size: 1rem;
  }
  
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 1rem !important;
  }
  
  .display-4 {
    font-size: 2rem !important;
  }
  
  .display-5 {
    font-size: 1.75rem !important;
  }
  
  .display-6 {
    font-size: 1.5rem !important;
  }
  
  footer {
    text-align: center;
  }
  
  .text-md-start,
  .text-md-end {
    text-align: center !important;
  }
}

@media (max-width: 575.98px) {
  .px-4 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  .carousel-caption .display-3 {
    font-size: 1.75rem !important;
  }
  
  .btn-lg {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .me-3 {
    margin-right: 0 !important;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .btn,
  footer,
  .carousel-control-prev,
  .carousel-control-next {
    display: none !important;
  }
  
  body {
    background: white;
  }
  
  .card {
    break-inside: avoid;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  body {
    background-color: var(--dark-storm);
  }
}

/* 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-visible {
  outline: 3px solid var(--secondary-color);
  outline-offset: 3px;
}

/* Smooth Transitions */
a, button, input, textarea, select {
  transition: var(--transition);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-color);
}

/* Selection */
::selection {
  background: var(--secondary-color);
  color: var(--white);
}

::-moz-selection {
  background: var(--secondary-color);
  color: var(--white);
}