/* Architectural Studio - Charcoal & Copper Theme */

/* === ROOT VARIABLES === */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E67E22;
  --charcoal: #1a252f;
  --copper-light: #f39c12;
  --copper-dark: #d35400;
  --light-gray: #ecf0f1;
  --white: #ffffff;
  --black: #000000;
  --transition: all 0.3s ease;
}

/* === GLOBAL STYLES === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* === TYPOGRAPHY === */
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 700 !important;
  letter-spacing: -1px;
}

.h1, .h2, .h3, .h4, .h5, .h6, h1, h2, h3, h4, h5, h6 {
  font-weight: 600 !important;
  color: var(--primary-color) !important;
}

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

.fs-4, .fs-5 {
  line-height: 1.7 !important;
}

/* === NAVBAR === */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--charcoal) 100%) !important;
  padding: 1rem 0 !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
  z-index: 1000;
}

.navbar.scrolled {
  padding: 0.5rem 0 !important;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.4);
}

.navbar-brand {
  font-size: 1.8rem !important;
  color: var(--white) !important;
  font-weight: 700 !important;
  letter-spacing: 1px;
  transition: var(--transition);
}

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

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1.2rem !important;
  margin: 0 0.2rem;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.navbar-dark .navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--secondary-color);
  transition: var(--transition);
}

.navbar-dark .navbar-nav .nav-link:hover::after,
.navbar-dark .navbar-nav .nav-link.active::after {
  width: 60%;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
  color: var(--secondary-color) !important;
  background: rgba(230, 126, 34, 0.1) !important;
}

.navbar-toggler {
  border: 2px solid var(--secondary-color) !important;
  padding: 0.5rem 0.75rem !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.3) !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='%23E67E22' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* === BUTTONS === */
.btn {
  font-weight: 600 !important;
  border-radius: 8px !important;
  transition: var(--transition) !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 2px solid transparent !important;
}

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

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

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

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

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

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

.btn-light:hover {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: var(--white) !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(230, 126, 34, 0.4) !important;
}

.btn-sm {
  padding: 0.5rem 1.5rem !important;
  font-size: 0.9rem !important;
}

.filter-btn {
  background: transparent !important;
  border: 2px solid var(--primary-color) !important;
  color: var(--primary-color) !important;
  margin: 0.3rem;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: var(--white) !important;
}

/* === HERO SECTION === */
.vh-100 {
  min-height: 100vh;
  position: relative;
}

.position-relative.vh-100::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.85) 0%, rgba(26, 37, 47, 0.9) 100%);
  z-index: 1;
}

.position-relative.vh-100 .container {
  position: relative;
  z-index: 2;
}

.object-fit-cover {
  object-fit: cover;
  filter: brightness(0.7);
}

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

.text-white h1,
.text-white h2,
.text-white h3,
.text-white h4,
.text-white h5,
.text-white h6,
.text-white .display-1,
.text-white .display-2,
.text-white .display-3,
.text-white .display-4,
.text-white .display-5,
.text-white .display-6 {
  color: var(--white) !important;
}

.display-1 {
  font-size: clamp(2.5rem, 8vw, 5rem) !important;
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1s ease-out;
}

.lead {
  text-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1.2s ease-out;
}

/* === CARDS === */
.card {
  border: none !important;
  border-radius: 15px !important;
  overflow: hidden;
  transition: var(--transition) !important;
  background: var(--white) !important;
}

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

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

.card-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--charcoal) 100%) !important;
  border: none !important;
  color: var(--white) !important;
  padding: 1.5rem !important;
  font-weight: 600 !important;
}

.card.border-0 {
  border: none !important;
}

.card.shadow-sm {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1) !important;
}

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

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

/* === IMAGES === */
.img-fluid {
  border-radius: 15px;
  transition: var(--transition);
}

.shadow-lg {
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2) !important;
}

.shadow {
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15) !important;
}

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

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

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

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

.rounded-pill {
  border-radius: 50px !important;
}

/* === PORTFOLIO === */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 2rem 0;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  cursor: pointer;
  height: 350px;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.95) 0%, rgba(230, 126, 34, 0.9) 100%);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition);
  padding: 2rem;
  text-align: center;
}

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

.portfolio-item:hover img {
  transform: scale(1.15);
}

.portfolio-overlay h3,
.portfolio-overlay h4,
.portfolio-overlay p {
  color: var(--white) !important;
  margin-bottom: 1rem;
  transform: translateY(20px);
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay h3,
.portfolio-item:hover .portfolio-overlay h4,
.portfolio-item:hover .portfolio-overlay p {
  transform: translateY(0);
}

/* === BADGES === */
.badge {
  padding: 0.5rem 1rem !important;
  font-weight: 500 !important;
  border-radius: 8px !important;
  font-size: 0.85rem !important;
}

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

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

.bg-success {
  background: #27ae60 !important;
}

.bg-danger {
  background: #e74c3c !important;
}

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

.bg-white {
  background: var(--white) !important;
}

.bg-opacity-10 {
  opacity: 0.1 !important;
}

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

.py-5 {
  padding-top: 4rem !important;
  padding-bottom: 4rem !important;
}

.py-4 {
  padding-top: 3rem !important;
  padding-bottom: 3rem !important;
}

.py-3 {
  padding-top: 2rem !important;
  padding-bottom: 2rem !important;
}

.py-2 {
  padding-top: 1.5rem !important;
  padding-bottom: 1.5rem !important;
}

.my-5 {
  margin-top: 4rem !important;
  margin-bottom: 4rem !important;
}

.my-4 {
  margin-top: 3rem !important;
  margin-bottom: 3rem !important;
}

.mt-5 {
  margin-top: 4rem !important;
}

.mt-4 {
  margin-top: 3rem !important;
}

.mt-3 {
  margin-top: 2rem !important;
}

.mt-2 {
  margin-top: 1.5rem !important;
}

.mb-5 {
  margin-bottom: 4rem !important;
}

.mb-4 {
  margin-bottom: 3rem !important;
}

.mb-3 {
  margin-bottom: 2rem !important;
}

.mb-2 {
  margin-bottom: 1.5rem !important;
}

.mb-1 {
  margin-bottom: 1rem !important;
}

.mb-0 {
  margin-bottom: 0 !important;
}

/* === FORMS === */
.form-control,
.form-select {
  padding: 0.9rem 1.2rem !important;
  border: 2px solid #ddd !important;
  border-radius: 8px !important;
  font-size: 1rem !important;
  transition: var(--transition) !important;
  background: var(--white) !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: var(--white) !important;
}

.form-label {
  font-weight: 600 !important;
  color: var(--primary-color) !important;
  margin-bottom: 0.7rem !important;
}

textarea.form-control {
  min-height: 150px !important;
  resize: vertical;
}

/* === ALERTS === */
.alert {
  border-radius: 10px !important;
  padding: 1.2rem 1.5rem !important;
  border-left: 4px solid !important;
}

.alert-light {
  background: var(--light-gray) !important;
  border-left-color: var(--secondary-color) !important;
  color: var(--primary-color) !important;
}

/* === BORDERS === */
.border {
  border: 1px solid #dee2e6 !important;
}

.border-bottom {
  border-bottom: 1px solid #dee2e6 !important;
}

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

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

.border-3 {
  border-width: 3px !important;
}

.border-5 {
  border-width: 5px !important;
}

/* === ICONS === */
.bi {
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}

.bi::before {
  font-size: 1.2em;
}

.bi-arrow-right,
.bi-arrow-right-circle {
  transition: var(--transition);
}

.btn:hover .bi-arrow-right,
.btn:hover .bi-arrow-right-circle {
  transform: translateX(5px);
}

/* === PROGRESS BARS === */
.progress {
  height: 30px !important;
  border-radius: 15px !important;
  background: var(--light-gray) !important;
  overflow: visible !important;
}

.progress-bar {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--copper-dark) 100%) !important;
  border-radius: 15px !important;
  position: relative;
  transition: width 1.5s ease !important;
  font-weight: 600 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(230, 126, 34, 0.3);
}

/* === RATIO / ASPECT 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%;
}

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

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

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

/* === TEXT UTILITIES === */
.text-muted {
  color: #6c757d !important;
}

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

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

.text-uppercase {
  text-transform: uppercase !important;
  letter-spacing: 1px;
}

.text-center {
  text-align: center !important;
}

.text-lg-end {
  text-align: left !important;
}

.text-success {
  color: #27ae60 !important;
}

.text-danger {
  color: #e74c3c !important;
}

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

.fst-italic {
  font-style: italic !important;
}

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

.small {
  font-size: 0.9rem !important;
}

.opacity-75 {
  opacity: 0.75 !important;
}

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

/* === SPACING === */
.p-0 {
  padding: 0 !important;
}

.p-2 {
  padding: 1rem !important;
}

.p-3 {
  padding: 1.5rem !important;
}

.p-4 {
  padding: 2rem !important;
}

.p-5 {
  padding: 3rem !important;
}

.px-3 {
  padding-left: 1.5rem !important;
  padding-right: 1.5rem !important;
}

.px-4 {
  padding-left: 2rem !important;
  padding-right: 2rem !important;
}

.px-5 {
  padding-left: 3rem !important;
  padding-right: 3rem !important;
}

.ps-3 {
  padding-left: 1.5rem !important;
}

.ps-4 {
  padding-left: 2rem !important;
}

.pt-4 {
  padding-top: 2rem !important;
}

.pt-5 {
  padding-top: 3rem !important;
}

.pb-3 {
  padding-bottom: 1.5rem !important;
}

.pb-4 {
  padding-bottom: 2rem !important;
}

.m-3 {
  margin: 1.5rem !important;
}

.m-4 {
  margin: 2rem !important;
}

.ms-2 {
  margin-left: 1rem !important;
}

.ms-4 {
  margin-left: 2rem !important;
}

.ms-auto {
  margin-left: auto !important;
}

.me-2 {
  margin-right: 1rem !important;
}

.me-3 {
  margin-right: 1.5rem !important;
}

.mx-auto {
  margin-left: auto !important;
  margin-right: auto !important;
}

/* === GAPS === */
.gap-2 {
  gap: 1rem !important;
}

.gap-3 {
  gap: 1.5rem !important;
}

.g-0 {
  gap: 0 !important;
}

.g-3 {
  gap: 1.5rem !important;
}

.g-4 {
  gap: 2rem !important;
}

.g-5 {
  gap: 2.5rem !important;
}

/* === POSITION === */
.position-relative {
  position: relative !important;
}

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

.position-sticky {
  position: sticky !important;
  top: 80px;
  z-index: 100;
}

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

.fixed-top {
  position: fixed !important;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1030;
}

.top-0 {
  top: 0 !important;
}

.bottom-0 {
  bottom: 0 !important;
}

.start-0 {
  left: 0 !important;
}

.end-0 {
  right: 0 !important;
}

.start-50 {
  left: 50% !important;
}

.top-50 {
  top: 50% !important;
}

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

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

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

.d-block {
  display: block !important;
}

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

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

.flex-column {
  flex-direction: column !important;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

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

.align-items-center {
  align-items: center !important;
}

.align-items-start {
  align-items: flex-start !important;
}

.align-items-end {
  align-items: flex-end !important;
}

.align-items-stretch {
  align-items: stretch !important;
}

.justify-content-center {
  justify-content: center !important;
}

.justify-content-between {
  justify-content: space-between !important;
}

.justify-content-end {
  justify-content: flex-end !important;
}

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

/* === DIMENSIONS === */
.w-100 {
  width: 100% !important;
}

.h-100 {
  height: 100% !important;
}

.vh-100 {
  height: 100vh !important;
}

/* === 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);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

.fade-in {
  animation: fadeIn 1s ease-out;
}

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

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

.scale-in {
  animation: scaleIn 0.6s ease-out;
}

/* === BACKDROP BLUR === */
.backdrop-blur {
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* === HOVER EFFECTS === */
.hover-lift {
  transition: var(--transition);
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

a {
  color: var(--secondary-color) !important;
  text-decoration: none !important;
  transition: var(--transition);
}

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

/* === FOOTER === */
footer {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--primary-color) 100%) !important;
  color: var(--white) !important;
}

footer h1,
footer h2,
footer h3,
footer h4,
footer h5,
footer h6,
footer .h1,
footer .h2,
footer .h3,
footer .h4,
footer .h5,
footer .h6 {
  color: var(--white) !important;
}

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

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

/* === RESPONSIVE DESIGN === */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(44, 62, 80, 0.98);
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }

  .navbar-nav {
    gap: 0.5rem;
  }

  .navbar-dark .navbar-nav .nav-link {
    padding: 0.8rem 1rem !important;
  }

  .display-1 {
    font-size: 2.5rem !important;
  }

  .display-3 {
    font-size: 2rem !important;
  }

  .display-4 {
    font-size: 1.8rem !important;
  }

  .display-5 {
    font-size: 1.5rem !important;
  }

  .btn-lg {
    padding: 0.8rem 2rem !important;
    font-size: 1rem !important;
  }

  section {
    padding: 3rem 0;
  }

  .py-5 {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .position-sticky {
    position: relative !important;
    top: 0;
  }

  .order-lg-1 {
    order: 1;
  }

  .order-lg-2 {
    order: 2;
  }

  .text-lg-end {
    text-align: center !important;
  }

  .ps-lg-5 {
    padding-left: 1rem !important;
  }

  .mb-lg-0 {
    margin-bottom: 2rem !important;
  }

  .mt-lg-0 {
    margin-top: 2rem !important;
  }

  .offset-lg-1,
  .offset-lg-2 {
    margin-left: 0 !important;
  }
}

@media (max-width: 767.98px) {
  .col-md-3,
  .col-md-4,
  .col-md-6,
  .col-md-8 {
    width: 100%;
  }

  .mb-md-0 {
    margin-bottom: 2rem !important;
  }

  .mt-md-0 {
    margin-top: 2rem !important;
  }

  .text-md-start,
  .text-md-end {
    text-align: center !important;
  }

  .portfolio-item {
    height: 300px;
  }

  .card-body {
    padding: 1.5rem !important;
  }

  .p-md-5 {
    padding: 2rem !important;
  }
}

@media (max-width: 575.98px) {
  .col-6 {
    width: 100%;
  }

  .col-sm-6 {
    width: 100%;
  }

  .btn-lg {
    padding: 0.7rem 1.5rem !important;
    font-size: 0.95rem !important;
  }

  .px-4 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }

  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }

  h1, .h1 {
    font-size: 2rem !important;
  }

  h2, .h2 {
    font-size: 1.75rem !important;
  }

  h3, .h3 {
    font-size: 1.5rem !important;
  }

  .portfolio-item {
    height: 250px;
  }
}

/* === CUSTOM SCROLLBAR === */
::-webkit-scrollbar {
  width: 12px;
}

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

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--secondary-color), var(--copper-dark));
  border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--copper-dark), var(--secondary-color));
}

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

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

/* === LOADING ANIMATION === */
.loading {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.loaded {
  opacity: 1;
}

/* === ADDITIONAL UTILITIES === */
.container-fluid {
  padding-left: 2rem;
  padding-right: 2rem;
}

@media (max-width: 767.98px) {
  .container-fluid {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* === FOCUS STATES === */
*:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 3px;
}

button:focus,
a:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 3px;
}

/* === PRINT STYLES === */
@media print {
  .navbar,
  .btn,
  footer {
    display: none !important;
  }

  body {
    background: white !important;
    color: black !important;
  }
}

/* === ACCESSIBILITY === */
.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;
}

/* === FINAL TOUCH === */
.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 {
  position: relative;
}

.row {
  margin-left: -0.75rem;
  margin-right: -0.75rem;
}

.row > * {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}