/* Architecture Studio - Slate & Copper Theme */
/* Primary: #2C3E50 | Secondary: #E67E22 */

:root {
  --primary-color: #2C3E50;
  --secondary-color: #E67E22;
  --light-slate: #34495E;
  --dark-slate: #1A252F;
  --copper-light: #F39C12;
  --copper-dark: #D35400;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--primary-color);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography Enhancements */
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 700 !important;
  letter-spacing: -0.02em;
  color: var(--primary-color) !important;
}

.lead {
  font-size: 1.25rem;
  font-weight: 300;
  line-height: 1.8;
}

/* Hero Section */
.hero-section {
  position: relative !important;
  min-height: 100vh !important;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--light-slate) 100%);
}

.hero-background {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  opacity: 0.15;
  filter: grayscale(30%);
  z-index: 1;
}

.hero-background::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.9) 0%, rgba(52, 73, 94, 0.85) 100%);
  z-index: 2;
}

/* Navbar Styles */
.navbar {
  background: transparent !important;
  transition: var(--transition-smooth);
  z-index: 1000;
}

.navbar.sticky-top {
  background: rgba(44, 62, 80, 0.98) !important;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.navbar-brand {
  color: #FFFFFF !important;
  font-weight: 700 !important;
  font-size: 1.75rem !important;
  letter-spacing: -0.5px;
  transition: var(--transition-smooth);
}

.navbar-brand:hover {
  color: var(--secondary-color) !important;
  transform: translateY(-2px);
}

.navbar-toggler {
  border: 2px solid #FFFFFF !important;
  background: rgba(255, 255, 255, 0.1) !important;
  padding: 0.5rem 0.75rem !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.5) !important;
}

.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, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  border-radius: 8px;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-link:hover {
  color: #FFFFFF !important;
  background: rgba(230, 126, 34, 0.2) !important;
  transform: translateY(-2px);
}

.nav-link.active {
  color: #FFFFFF !important;
  background: var(--secondary-color) !important;
  font-weight: 600 !important;
}

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

.nav-link:hover::after {
  width: 80%;
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 10;
  color: #FFFFFF !important;
}

.hero-content .display-2 {
  color: #FFFFFF !important;
  font-weight: 800 !important;
  text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out;
}

.hero-content .lead {
  color: rgba(255, 255, 255, 0.95) !important;
  font-size: 1.3rem;
  text-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
  animation: fadeInUp 1.2s ease-out;
}

/* Buttons */
.btn {
  padding: 0.75rem 2rem !important;
  border-radius: 10px !important;
  font-weight: 600 !important;
  transition: var(--transition-smooth) !important;
  border: 2px solid transparent !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-lg {
  padding: 1rem 3rem !important;
  font-size: 1.1rem !important;
}

.btn-primary {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: #FFFFFF !important;
}

.btn-primary:hover {
  background: var(--copper-dark) !important;
  border-color: var(--copper-dark) !important;
  color: #FFFFFF !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 10px 25px rgba(230, 126, 34, 0.4) !important;
}

.btn-outline-light {
  border: 2px solid #FFFFFF !important;
  color: #FFFFFF !important;
  background: transparent !important;
}

.btn-outline-light:hover {
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
  border-color: #FFFFFF !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 10px 25px rgba(255, 255, 255, 0.3) !important;
}

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

.btn-outline-dark:hover {
  background: var(--primary-color) !important;
  color: #FFFFFF !important;
  border-color: var(--primary-color) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 10px 25px rgba(44, 62, 80, 0.3) !important;
}

.btn-link {
  color: var(--secondary-color) !important;
  text-decoration: none !important;
  font-weight: 600 !important;
  padding: 0.5rem 0 !important;
}

.btn-link:hover {
  color: var(--copper-dark) !important;
  transform: translateX(5px) !important;
}

/* Cards */
.card {
  border: none !important;
  border-radius: 15px !important;
  overflow: hidden;
  transition: var(--transition-smooth) !important;
  background: #FFFFFF !important;
}

.card:hover {
  transform: translateY(-10px) !important;
  box-shadow: 0 20px 40px rgba(44, 62, 80, 0.15) !important;
}

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

.card-title {
  color: var(--primary-color) !important;
  font-weight: 700 !important;
  margin-bottom: 1rem !important;
}

.card-text {
  color: #666 !important;
  line-height: 1.8;
}

.card-img-top {
  height: 250px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

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

/* Section Styling */
section {
  padding: 5rem 0;
}

.bg-light {
  background: #F8F9FA !important;
}

.bg-white {
  background: #FFFFFF !important;
}

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

.card:hover .bi {
  transform: scale(1.15) rotate(5deg);
}

/* Forms */
.form-control, .form-select {
  padding: 0.875rem 1.25rem !important;
  border: 2px solid #E0E0E0 !important;
  border-radius: 10px !important;
  transition: var(--transition-smooth) !important;
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
}

.form-control:focus, .form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.15) !important;
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
}

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

.form-check-input {
  width: 1.5rem !important;
  height: 1.5rem !important;
  border: 2px solid var(--primary-color) !important;
}

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

.form-check-label {
  color: var(--primary-color) !important;
  font-weight: 500 !important;
  margin-left: 0.5rem !important;
}

/* Badges */
.badge {
  padding: 0.5rem 1rem !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
  background: var(--secondary-color) !important;
  color: #FFFFFF !important;
}

/* Alerts */
.alert {
  border: none !important;
  border-radius: 12px !important;
  padding: 1.25rem 1.5rem !important;
  border-left: 4px solid var(--secondary-color) !important;
}

/* Tables */
.table {
  border-radius: 10px !important;
  overflow: hidden;
}

.table thead {
  background: var(--primary-color) !important;
  color: #FFFFFF !important;
}

.table thead th {
  border: none !important;
  font-weight: 600 !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 1rem !important;
  color: #FFFFFF !important;
}

.table tbody tr {
  transition: var(--transition-smooth);
  color: var(--primary-color) !important;
}

.table-hover tbody tr:hover {
  background: rgba(230, 126, 34, 0.1) !important;
  transform: scale(1.01);
}

.table tbody td {
  padding: 1rem !important;
  vertical-align: middle;
  color: var(--primary-color) !important;
}

/* Accordion */
.accordion-item {
  border: none !important;
  margin-bottom: 1rem;
  border-radius: 12px !important;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.accordion-button {
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
  font-weight: 600 !important;
  padding: 1.25rem 1.5rem !important;
  border: none !important;
}

.accordion-button:not(.collapsed) {
  background: var(--primary-color) !important;
  color: #FFFFFF !important;
  box-shadow: none !important;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.25) !important;
  border: none !important;
}

.accordion-button::after {
  filter: brightness(0) saturate(100%) invert(50%) sepia(79%) saturate(1721%) hue-rotate(346deg) brightness(96%) contrast(87%);
}

.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}

.accordion-body {
  padding: 1.5rem !important;
  background: #F8F9FA !important;
  color: var(--primary-color) !important;
}

/* Modal */
.modal-content {
  border: none !important;
  border-radius: 20px !important;
  overflow: hidden;
}

.modal-header {
  background: var(--primary-color) !important;
  color: #FFFFFF !important;
  padding: 1.5rem 2rem !important;
  border: none !important;
}

.modal-title {
  color: #FFFFFF !important;
  font-weight: 700 !important;
}

.btn-close, .btn-close-white {
  background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3e%3cpath d='M.293.293a1 1 0 011.414 0L8 6.586 14.293.293a1 1 0 111.414 1.414L9.414 8l6.293 6.293a1 1 0 01-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 01-1.414-1.414L6.586 8 .293 1.707a1 1 0 010-1.414z'/%3e%3c/svg%3e") center/1em auto no-repeat !important;
  opacity: 1 !important;
}

.btn-close:hover, .btn-close-white:hover {
  opacity: 0.8 !important;
}

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

/* Portfolio Filter */
.filter-btn {
  padding: 0.625rem 1.5rem !important;
  margin: 0.25rem !important;
  border: 2px solid var(--primary-color) !important;
  background: transparent !important;
  color: var(--primary-color) !important;
  border-radius: 25px !important;
  font-weight: 600 !important;
  transition: var(--transition-smooth) !important;
}

.filter-btn:hover, .filter-btn.active {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: #FFFFFF !important;
  transform: translateY(-2px);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.portfolio-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.9) 0%, rgba(230, 126, 34, 0.8) 100%);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: 1;
}

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

.portfolio-item:hover {
  transform: scale(1.05);
}

/* Text Colors */
.text-white {
  color: #FFFFFF !important;
}

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

.text-light {
  color: #F8F9FA !important;
}

.text-muted {
  color: #6C757D !important;
}

.text-primary {
  color: var(--primary-color) !important;
}

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

/* Link Styles */
a {
  color: var(--secondary-color) !important;
  text-decoration: none !important;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--copper-dark) !important;
}

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

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

.shadow-lg {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15) !important;
}

.shadow-sm {
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08) !important;
}

/* List Styles */
.list-unstyled {
  list-style: none !important;
  padding-left: 0 !important;
}

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

.list-unstyled a {
  color: #666 !important;
  transition: var(--transition-smooth);
}

.list-unstyled a:hover {
  color: var(--secondary-color) !important;
  padding-left: 10px;
}

/* 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);
  }
}

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

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

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

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

/* Hover Effects */
.hover-lift {
  transition: var(--transition-smooth);
}

.hover-lift:hover {
  transform: translateY(-5px);
}

/* Image Styles */
.img-fluid {
  max-width: 100% !important;
  height: auto !important;
}

.rounded {
  border-radius: 15px !important;
}

.rounded-circle {
  border-radius: 50% !important;
}

/* Opacity Utilities */
.opacity-75 {
  opacity: 0.75 !important;
}

.opacity-25 {
  opacity: 0.25 !important;
}

/* Footer */
footer {
  background: var(--primary-color) !important;
  color: #FFFFFF !important;
  padding: 3rem 0 1rem;
}

footer h3, footer h4, footer h5, footer h6 {
  color: #FFFFFF !important;
}

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

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

footer .list-unstyled a {
  color: rgba(255, 255, 255, 0.8) !important;
}

footer .list-unstyled a:hover {
  color: var(--secondary-color) !important;
}

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(44, 62, 80, 0.98);
    padding: 1.5rem;
    border-radius: 15px;
    margin-top: 1rem;
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
    margin: 0.25rem 0;
  }
  
  .display-2 {
    font-size: 2.5rem !important;
  }
  
  .display-3 {
    font-size: 2rem !important;
  }
  
  .display-4 {
    font-size: 1.75rem !important;
  }
  
  section {
    padding: 3rem 0;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 1rem !important;
  }
}

@media (max-width: 767.98px) {
  .hero-content .display-2 {
    font-size: 2rem !important;
  }
  
  .lead {
    font-size: 1.1rem;
  }
  
  .card-body {
    padding: 1.5rem !important;
  }
  
  .btn {
    padding: 0.625rem 1.5rem !important;
  }
}

@media (max-width: 575.98px) {
  .display-2 {
    font-size: 1.75rem !important;
  }
  
  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
  
  .py-5 {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }
}

/* Scroll Reveal */
.scroll-reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.scroll-reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* 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: #FFFFFF;
  animation: spin 1s ease-in-out infinite;
}

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

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

::-webkit-scrollbar-track {
  background: #F8F9FA;
}

::-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: #FFFFFF;
}

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

/* Focus Visible */
*:focus-visible {
  outline: 2px solid var(--secondary-color) !important;
  outline-offset: 2px;
}

/* Flex Utilities */
.flex-shrink-0 {
  flex-shrink: 0 !important;
}

.flex-grow-1 {
  flex-grow: 1 !important;
}

/* Position Utilities */
.position-relative {
  position: relative !important;
}

.position-absolute {
  position: absolute !important;
}

.position-sticky {
  position: sticky !important;
  top: 80px;
}

.sticky-top {
  position: sticky !important;
  top: 0 !important;
  z-index: 1020;
}

.sticky-lg-top {
  position: sticky !important;
  top: 0;
  z-index: 1020;
}

/* Background Utilities */
.bg-white-50 {
  background: rgba(255, 255, 255, 0.5) !important;
}

/* Text Alignment */
.text-center {
  text-align: center !important;
}

.text-start {
  text-align: left !important;
}

.text-end {
  text-align: right !important;
}

@media (min-width: 768px) {
  .text-md-start {
    text-align: left !important;
  }
  
  .text-md-end {
    text-align: right !important;
  }
}

@media (min-width: 992px) {
  .text-lg-end {
    text-align: right !important;
  }
}

/* Font Weight */
.fw-light {
  font-weight: 300 !important;
}

.fw-normal {
  font-weight: 400 !important;
}

.fw-semibold {
  font-weight: 600 !important;
}

.fw-bold {
  font-weight: 700 !important;
}

/* Font Style */
.fst-italic {
  font-style: italic !important;
}

/* Object Fit */
.object-fit-cover {
  object-fit: cover !important;
}

/* Overflow */
.overflow-hidden {
  overflow: hidden !important;
}

/* Display */
.d-flex {
  display: flex !important;
}

.d-inline-flex {
  display: inline-flex !important;
}

/* Viewport Height */
.vh-100 {
  height: 100vh !important;
}

/* Gap Utilities */
.gap-3 {
  gap: 1rem !important;
}

.gap-4 {
  gap: 1.5rem !important;
}

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

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

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

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

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

/* Professional Touch */
.container-fluid {
  padding-right: var(--bs-gutter-x, 1rem);
  padding-left: var(--bs-gutter-x, 1rem);
}

/* Enhanced Focus States */
button:focus, 
a:focus, 
input:focus, 
textarea:focus, 
select:focus {
  outline: 2px solid var(--secondary-color) !important;
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .navbar, .btn, footer {
    display: none;
  }
}