/* Architecture Studio - Racing Red & Carbon Theme CSS */

:root {
  --primary-color: #D32F2F;
  --secondary-color: #424242;
  --dark-bg: #1a1a1a;
  --light-gray: #f5f5f5;
  --white: #ffffff;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--white);
  color: var(--secondary-color);
  overflow-x: hidden;
}

/* Navbar Styling */
.navbar {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%) !important;
  padding: 1rem 0;
  box-shadow: 0 2px 20px rgba(211, 47, 47, 0.3);
  transition: var(--transition);
}

.navbar-dark {
  background-color: var(--secondary-color) !important;
}

.navbar-brand {
  color: var(--white) !important;
  font-size: 1.5rem;
  letter-spacing: 1px;
  transition: var(--transition);
}

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

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

.navbar-toggler {
  border-color: var(--primary-color) !important;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(211, 47, 47, 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='%23D32F2F' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.navbar-nav {
  gap: 0.5rem;
}

.nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  border-radius: 4px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

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

.nav-link:hover {
  color: var(--white) !important;
  background-color: rgba(211, 47, 47, 0.2) !important;
  transform: translateY(-2px);
}

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

.nav-link.active {
  color: var(--white) !important;
  background-color: var(--primary-color) !important;
  box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 50%, var(--secondary-color) 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding: 100px 0 50px;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(211, 47, 47, 0.03) 2px, rgba(211, 47, 47, 0.03) 4px),
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(211, 47, 47, 0.03) 2px, rgba(211, 47, 47, 0.03) 4px);
  animation: carbonPattern 20s linear infinite;
}

@keyframes carbonPattern {
  0% { transform: translate(0, 0); }
  100% { transform: translate(20px, 20px); }
}

.hero-section .position-absolute {
  z-index: 0;
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

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

.display-3, .display-4 {
  font-weight: 700;
  letter-spacing: -1px;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1s ease-out;
}

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

.lead {
  font-size: 1.25rem;
  font-weight: 300;
  animation: fadeInUp 1s ease-out 0.2s both;
}

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

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background-color: 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 {
  background-color: var(--primary-color) !important;
  color: var(--white) !important;
  border: 2px solid var(--primary-color) !important;
  padding: 1rem 3rem;
  box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

.btn-lg:hover {
  background-color: #b71c1c !important;
  border-color: #b71c1c !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(211, 47, 47, 0.5);
  color: var(--white) !important;
}

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

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

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

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

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

.btn-light:hover {
  background-color: var(--light-gray) !important;
  color: var(--primary-color) !important;
}

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

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* Cards */
.card {
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  background-color: var(--white);
  height: 100%;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.card.border-0 {
  border: none !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.card-body {
  padding: 2rem;
}

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

.card-text {
  color: #666666;
  line-height: 1.6;
}

.service-card {
  background: linear-gradient(135deg, var(--white) 0%, var(--light-gray) 100%);
  border: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}

.service-card:hover {
  border-color: var(--primary-color);
  background: var(--white);
}

.service-option {
  padding: 1.5rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  transition: var(--transition);
  cursor: pointer;
}

.service-option:hover {
  border-color: var(--primary-color);
  background-color: rgba(211, 47, 47, 0.05);
}

/* Stat Boxes */
.p-3.rounded {
  background: linear-gradient(135deg, rgba(211, 47, 47, 0.9) 0%, rgba(183, 28, 28, 0.9) 100%);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.p-3.rounded:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(211, 47, 47, 0.4);
}

/* Icons */
.bi {
  display: inline-block;
  vertical-align: middle;
}

[class^="bi-"] {
  color: var(--primary-color);
  font-size: 2.5rem;
  transition: var(--transition);
}

.card:hover [class^="bi-"],
.service-card:hover [class^="bi-"] {
  transform: scale(1.1) rotate(5deg);
}

.bi-check-circle-fill,
.bi-patch-check-fill,
.bi-award-fill,
.bi-shield-fill-check {
  color: var(--primary-color) !important;
}

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

.bg-light {
  background-color: var(--light-gray) !important;
}

/* Images */
.img-fluid {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}

.shadow-lg {
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15) !important;
}

.shadow {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1) !important;
}

.shadow-sm {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08) !important;
}

.rounded {
  border-radius: 8px !important;
}

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

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

/* Badge */
.badge {
  background-color: var(--primary-color) !important;
  color: var(--white) !important;
  padding: 0.5rem 1rem;
  font-weight: 600;
  border-radius: 20px;
}

/* Progress Bar */
.progress {
  height: 10px;
  border-radius: 10px;
  background-color: #e0e0e0;
  overflow: hidden;
}

.progress-bar {
  background: linear-gradient(90deg, var(--primary-color) 0%, #b71c1c 100%);
  transition: width 1s ease-in-out;
}

/* Accordion */
.accordion-item {
  border: 1px solid #e0e0e0;
  margin-bottom: 1rem;
  border-radius: 8px !important;
  overflow: hidden;
}

.accordion-header {
  margin-bottom: 0;
}

.accordion-button {
  background-color: var(--light-gray);
  color: var(--secondary-color) !important;
  font-weight: 600;
  padding: 1.25rem 1.5rem;
  transition: var(--transition);
}

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

.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(211, 47, 47, 0.25);
  border-color: var(--primary-color);
}

.accordion-button::after {
  filter: brightness(0) invert(1);
}

.accordion-button.collapsed::after {
  filter: none;
}

.accordion-collapse {
  border-top: 2px solid var(--primary-color);
}

.accordion-body {
  padding: 1.5rem;
  background-color: var(--white);
  color: #666666;
}

/* Carousel */
.carousel {
  background-color: var(--light-gray);
  border-radius: 12px;
  overflow: hidden;
}

.carousel-item {
  padding: 3rem 2rem;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.carousel-indicators button {
  background-color: var(--primary-color) !important;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  opacity: 0.5;
}

.carousel-indicators button.active {
  opacity: 1;
  transform: scale(1.3);
}

.carousel-control-prev,
.carousel-control-next {
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
  opacity: 0.8;
  transition: var(--transition);
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  opacity: 1;
  transform: translateY(-50%) scale(1.1);
}

.carousel-control-prev {
  left: 20px;
}

.carousel-control-next {
  right: 20px;
}

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

.form-control,
.form-select {
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  transition: var(--transition);
  color: var(--secondary-color) !important;
  background-color: var(--white) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.2rem rgba(211, 47, 47, 0.25) !important;
  outline: none;
}

.form-control-lg {
  padding: 1rem 1.5rem;
  font-size: 1.125rem;
}

.form-select-lg {
  padding: 1rem 1.5rem;
  font-size: 1.125rem;
}

.form-check-input {
  border: 2px solid #e0e0e0;
  width: 1.5rem;
  height: 1.5rem;
  cursor: pointer;
}

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

.form-check-input:focus {
  box-shadow: 0 0 0 0.2rem rgba(211, 47, 47, 0.25);
}

.form-check-label {
  color: var(--secondary-color);
  cursor: pointer;
  margin-left: 0.5rem;
}

/* Alert */
.alert {
  border-radius: 8px;
  padding: 1.25rem;
  border: none;
}

.alert-light {
  background-color: var(--light-gray);
  color: var(--secondary-color);
}

.border-start {
  border-left: 4px solid var(--primary-color) !important;
}

.border-4 {
  border-width: 4px !important;
}

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

.list-unstyled li {
  padding: 0.5rem 0;
  transition: var(--transition);
}

.list-unstyled li:hover {
  padding-left: 10px;
  color: var(--primary-color);
}

/* Navigation */
.nav {
  gap: 1rem;
}

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

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

/* Text Colors */
.text-muted {
  color: #999999 !important;
}

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

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

/* Footer */
footer {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
  color: var(--white);
  padding: 3rem 0 1rem;
}

footer a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: var(--transition);
}

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

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

/* Step Indicator */
.step-indicator {
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(211, 47, 47, 0.3);
}

.step-content {
  flex: 1;
  padding-left: 1.5rem;
}

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

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

.position-sticky {
  position: sticky !important;
  top: 100px;
}

.translate-middle {
  transform: translate(-50%, -50%) !important;
}

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

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

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

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

/* Spacing Utilities */
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mb-5 { margin-bottom: 3rem !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.mt-5 { margin-top: 3rem !important; }
.my-4 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !important; }
.my-5 { margin-top: 3rem !important; margin-bottom: 3rem !important; }
.ms-2 { margin-left: 0.5rem !important; }
.ms-3 { margin-left: 1rem !important; }
.ms-4 { margin-left: 1.5rem !important; }
.ms-auto { margin-left: auto !important; }
.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.me-3 { margin-right: 1rem !important; }
.pt-3 { padding-top: 1rem !important; }
.pt-5 { padding-top: 3rem !important; }
.pb-4 { padding-bottom: 1.5rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }
.px-4 { padding-left: 1.5rem !important; padding-right: 1.5rem !important; }
.px-5 { padding-left: 3rem !important; padding-right: 3rem !important; }
.py-3 { padding-top: 1rem !important; padding-bottom: 1rem !important; }
.py-4 { padding-top: 1.5rem !important; padding-bottom: 1.5rem !important; }
.p-0 { padding: 0 !important; }
.p-3 { padding: 1rem !important; }
.p-4 { padding: 1.5rem !important; }
.p-5 { padding: 3rem !important; }
.ps-0 { padding-left: 0 !important; }
.ps-lg-5 { padding-left: 3rem !important; }

/* Display Utilities */
.d-flex { display: flex !important; }
.d-inline-flex { display: inline-flex !important; }
.d-block { display: block !important; }
.d-none { display: none !important; }

/* Flex Utilities */
.flex-column { flex-direction: column !important; }
.flex-wrap { flex-wrap: wrap !important; }
.align-items-center { align-items: center !important; }
.align-items-start { align-items: flex-start !important; }
.justify-content-center { justify-content: center !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-end { justify-content: flex-end !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }

/* Size Utilities */
.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }

/* Border Utilities */
.border { border: 1px solid #dee2e6 !important; }
.border-0 { border: 0 !important; }
.border-top { border-top: 1px solid #dee2e6 !important; }

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

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

/* Text Alignment */
.text-center { text-align: center !important; }
.text-end { text-align: right !important; }
.text-lg-start { text-align: left !important; }
.text-lg-end { text-align: right !important; }
.text-md-start { text-align: left !important; }
.text-md-end { text-align: right !important; }

/* Animations */
@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);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.animate-pulse {
  animation: pulse 2s infinite;
}

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

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

/* Responsive Typography */
@media (max-width: 768px) {
  .display-3 {
    font-size: 2.5rem;
  }
  
  .display-4 {
    font-size: 2rem;
  }
  
  .lead {
    font-size: 1.1rem;
  }
}

/* Responsive Utilities */
@media (min-width: 992px) {
  .d-lg-block {
    display: block !important;
  }
  
  .mb-lg-0 {
    margin-bottom: 0 !important;
  }
  
  .mt-lg-0 {
    margin-top: 0 !important;
  }
  
  .ms-lg-3 {
    margin-left: 1rem !important;
  }
  
  .order-lg-1 {
    order: 1 !important;
  }
  
  .order-lg-2 {
    order: 2 !important;
  }
  
  .text-lg-start {
    text-align: left !important;
  }
  
  .text-lg-end {
    text-align: right !important;
  }
  
  .p-lg-5 {
    padding: 3rem !important;
  }
  
  .ps-lg-5 {
    padding-left: 3rem !important;
  }
}

@media (max-width: 991px) {
  .navbar-collapse {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-bg) 100%);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
  }
  
  .hero-section {
    min-height: 80vh;
    padding: 80px 0 30px;
  }
}

/* Grid System */
.container {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}

@media (min-width: 576px) {
  .container {
    max-width: 540px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 720px;
  }
}

@media (min-width: 992px) {
  .container {
    max-width: 960px;
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }
}

@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -15px;
  margin-left: -15px;
}

.col-6, .col-md-3, .col-md-4, .col-md-6, .col-lg-2, .col-lg-3, .col-lg-4, .col-lg-5, .col-lg-6, .col-lg-7, .col-lg-8, .col-lg-9, .col-lg-10, .col-12 {
  position: relative;
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
}

.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

@media (min-width: 768px) {
  .col-md-3 { flex: 0 0 25%; max-width: 25%; }
  .col-md-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .text-md-start { text-align: left !important; }
  .text-md-end { text-align: right !important; }
  .mb-md-0 { margin-bottom: 0 !important; }
}

@media (min-width: 992px) {
  .col-lg-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
  .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
  .col-lg-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
  .col-lg-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
  .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
  .col-lg-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
  .col-lg-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
  .col-lg-9 { flex: 0 0 75%; max-width: 75%; }
  .col-lg-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
  .offset-lg-1 { margin-left: 8.333333%; }
  .offset-lg-2 { margin-left: 16.666667%; }
  .offset-lg-3 { margin-left: 25%; }
}

.g-3 {
  --bs-gutter-x: 1rem;
  --bs-gutter-y: 1rem;
  margin-right: calc(var(--bs-gutter-x) * -0.5);
  margin-left: calc(var(--bs-gutter-x) * -0.5);
  margin-top: calc(var(--bs-gutter-y) * -1);
}

.g-3 > * {
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  margin-top: var(--bs-gutter-y);
}

.g-4 {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 1.5rem;
  margin-right: calc(var(--bs-gutter-x) * -0.5);
  margin-left: calc(var(--bs-gutter-x) * -0.5);
  margin-top: calc(var(--bs-gutter-y) * -1);
}

.g-4 > * {
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  margin-top: var(--bs-gutter-y);
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

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

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: #b71c1c;
}

/* 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); }
}

/* Focus Styles for Accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

button:focus,
.btn:focus,
a:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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