/* Steel & Copper Architecture Studio Theme */
/* Primary Color: #2C3E50 | Secondary Color: #E67E22 */

:root {
  --primary: #2C3E50;
  --secondary: #E67E22;
  --accent: #C0785F;
  --light: #ECF0F1;
  --dark: #1A252F;
  --copper: #B87333;
  --steel: #718096;
  --white: #FFFFFF;
  --transition: all 0.3s ease;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6, .display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 700 !important;
  color: var(--primary) !important;
  letter-spacing: -0.5px;
}

.lead {
  font-size: 1.25rem !important;
  font-weight: 400 !important;
  color: var(--steel) !important;
}

/* Navbar Styles */
.navbar {
  background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%) !important;
  padding: 1rem 0 !important;
  box-shadow: 0 4px 20px rgba(44, 62, 80, 0.3) !important;
  transition: var(--transition);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.navbar-dark .navbar-brand {
  color: var(--white) !important;
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition);
}

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

.navbar-dark .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1.25rem !important;
  margin: 0 0.25rem;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.navbar-dark .nav-link:hover,
.navbar-dark .nav-link.active {
  color: var(--white) !important;
  background-color: var(--secondary) !important;
  transform: translateY(-2px);
}

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

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.25) !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: 0.875rem 2.5rem !important;
  font-size: 1.1rem !important;
}

.btn-primary {
  background-color: var(--secondary) !important;
  border-color: var(--secondary) !important;
  color: var(--white) !important;
  box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3) !important;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #D35400 !important;
  border-color: #D35400 !important;
  color: var(--white) !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(230, 126, 34, 0.4) !important;
}

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

.btn-outline-dark:hover,
.btn-outline-dark:focus {
  background-color: var(--primary) !important;
  border-color: var(--primary) !important;
  color: var(--white) !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(44, 62, 80, 0.3) !important;
}

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

.btn-light:hover,
.btn-light:focus {
  background-color: var(--light) !important;
  border-color: var(--light) !important;
  color: var(--primary) !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15) !important;
}

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

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
  background-color: var(--secondary) !important;
  border-color: var(--secondary) !important;
  color: var(--white) !important;
  transform: translateY(-3px);
}

/* Hero Section */
.position-relative {
  position: relative !important;
}

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

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

.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 50%, var(--steel) 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%23E67E22" fill-opacity="0.05"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
  opacity: 0.3;
}

.hero-section .text-white {
  color: var(--white) !important;
  position: relative;
  z-index: 2;
}

.hero-section .display-1 {
  color: var(--white) !important;
  font-size: clamp(2.5rem, 5vw, 5rem) !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out;
}

.hero-section .lead {
  color: rgba(255, 255, 255, 0.9) !important;
  font-size: clamp(1rem, 2vw, 1.5rem) !important;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
  animation: fadeInUp 1.2s ease-out;
}

/* Cards */
.card {
  border: none !important;
  border-radius: 12px !important;
  transition: var(--transition) !important;
  background-color: var(--white) !important;
  overflow: hidden;
}

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

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

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

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(230, 126, 34, 0.2) !important;
}

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

.card-body.p-4 {
  padding: 2.5rem !important;
}

.card .h4 {
  color: var(--primary) !important;
  font-weight: 700 !important;
  margin-bottom: 1rem !important;
}

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

/* Project Cards */
.project-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px !important;
  cursor: pointer;
}

.project-card img {
  transition: transform 0.5s ease !important;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.project-hover {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.9) 0%, rgba(230, 126, 34, 0.9) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.4s ease;
}

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

.project-hover h5,
.project-hover p {
  color: var(--white) !important;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

/* Team Cards */
.team-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px !important;
  background-color: var(--white) !important;
}

.team-card img {
  width: 100%;
  height: auto;
  transition: transform 0.5s ease;
}

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

.team-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(44, 62, 80, 0.95) 0%, rgba(44, 62, 80, 0.7) 70%, transparent 100%);
  padding: 2rem 1.5rem 1.5rem;
  transform: translateY(60%);
  transition: transform 0.4s ease;
}

.team-card:hover .team-overlay {
  transform: translateY(0);
}

.team-overlay .h5,
.team-overlay .small {
  color: var(--white) !important;
}

/* Hover Lift Effect */
.hover-lift {
  transition: transform 0.3s ease, box-shadow 0.3s ease !important;
}

.hover-lift:hover {
  transform: translateY(-8px) !important;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15) !important;
}

/* Images */
.img-fluid {
  max-width: 100% !important;
  height: auto !important;
  border-radius: 12px;
}

.shadow {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12) !important;
}

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

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

.object-fit-cover {
  object-fit: cover !important;
}

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

.py-0 {
  padding-top: 0 !important;
  padding-bottom: 0 !important;
}

.py-2 {
  padding-top: 1rem !important;
  padding-bottom: 1rem !important;
}

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

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

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

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

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

.px-0 {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.ps-lg-5 {
  padding-left: 3rem !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; }
.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; }
.me-2 { margin-right: 0.5rem !important; }
.me-3 { margin-right: 1rem !important; }
.ms-3 { margin-left: 1rem !important; }
.ms-auto { margin-left: auto !important; }
.my-4 { margin-top: 1.5rem !important; margin-bottom: 1.5rem !important; }
.m-3 { margin: 1rem !important; }

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

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

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

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

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

.text-white-50 {
  color: rgba(255, 255, 255, 0.7) !important;
}

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

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

/* Opacity */
.opacity-25 {
  opacity: 0.25 !important;
}

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

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

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

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

.flex-shrink-0 {
  flex-shrink: 0 !important;
}

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

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

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

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

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

/* Forms */
.form-control,
.form-select {
  border: 2px solid var(--light) !important;
  border-radius: 8px !important;
  padding: 0.75rem 1rem !important;
  font-size: 1rem !important;
  transition: var(--transition) !important;
  background-color: var(--white) !important;
  color: var(--primary) !important;
}

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

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

.invalid-feedback {
  color: #dc3545 !important;
  font-size: 0.875rem !important;
  margin-top: 0.25rem !important;
}

.needs-validation .form-control:invalid {
  border-color: #dc3545 !important;
}

.needs-validation .form-control:valid {
  border-color: #198754 !important;
}

/* Badges */
.badge {
  font-weight: 600 !important;
  padding: 0.5rem 1rem !important;
  font-size: 0.875rem !important;
  border-radius: 6px !important;
}

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

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

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

/* Alerts */
.alert {
  border-radius: 8px !important;
  padding: 1rem 1.5rem !important;
  border: none !important;
  margin-bottom: 1.5rem !important;
}

.alert-warning {
  background-color: #FFF3CD !important;
  color: #856404 !important;
}

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

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

.list-group-flush {
  border-radius: 0 !important;
}

.list-group-item {
  border: 1px solid var(--light) !important;
  background-color: var(--white) !important;
  color: var(--primary) !important;
  padding: 1rem 1.5rem !important;
  transition: var(--transition) !important;
}

.list-group-item:hover {
  background-color: var(--light) !important;
  color: var(--secondary) !important;
}

/* Navigation Tabs */
.nav {
  display: flex !important;
  flex-wrap: wrap !important;
}

.nav-item {
  margin-right: 0.5rem !important;
}

/* Tables */
.table {
  width: 100% !important;
  margin-bottom: 1rem !important;
  color: var(--primary) !important;
  border-collapse: collapse !important;
}

.table-hover tbody tr:hover {
  background-color: var(--light) !important;
  color: var(--primary) !important;
}

.table th,
.table td {
  padding: 1rem !important;
  border-bottom: 1px solid var(--light) !important;
}

.table th {
  font-weight: 700 !important;
  color: var(--primary) !important;
  background-color: var(--light) !important;
}

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

a:hover {
  color: #D35400 !important;
  text-decoration: underline !important;
}

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

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

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

.bi::before {
  vertical-align: middle;
}

.fs-1 { font-size: 3rem !important; }
.fs-3 { font-size: 1.75rem !important; }
.fs-4 { font-size: 1.5rem !important; }
.fs-5 { font-size: 1.25rem !important; }

/* Filter Buttons */
.filter-btn {
  background-color: transparent !important;
  border: 2px solid var(--primary) !important;
  color: var(--primary) !important;
  padding: 0.5rem 1.5rem !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
  cursor: pointer;
}

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

/* Project Items */
.project-item {
  transition: var(--transition) !important;
  opacity: 1;
}

.project-item.hidden {
  display: none;
  opacity: 0;
}

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

footer h5,
footer h6,
footer p,
footer a {
  color: var(--white) !important;
}

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

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

footer hr {
  border-color: rgba(255, 255, 255, 0.2) !important;
  margin: 2rem 0 !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);
  }
}

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

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

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

/* Scroll Animations */
.scroll-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

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

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

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

/* Responsive Typography */
@media (min-width: 992px) {
  .text-lg-end {
    text-align: right !important;
  }
  
  .text-md-start {
    text-align: left !important;
  }
  
  .text-md-end {
    text-align: right !important;
  }
  
  .ps-lg-5 {
    padding-left: 3rem !important;
  }
  
  .mb-lg-0 {
    margin-bottom: 0 !important;
  }
  
  .mt-lg-0 {
    margin-top: 0 !important;
  }
  
  .flex-lg-row-reverse {
    flex-direction: row-reverse !important;
  }
  
  .order-lg-1 {
    order: 1 !important;
  }
  
  .order-lg-2 {
    order: 2 !important;
  }
}

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

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

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

.g-0 {
  margin-right: 0 !important;
  margin-left: 0 !important;
}

.g-0 > * {
  padding-right: 0 !important;
  padding-left: 0 !important;
}

.g-2 {
  margin-right: -0.5rem !important;
  margin-left: -0.5rem !important;
}

.g-2 > * {
  padding-right: 0.5rem !important;
  padding-left: 0.5rem !important;
}

.g-3 {
  margin-right: -1rem !important;
  margin-left: -1rem !important;
}

.g-3 > * {
  padding-right: 1rem !important;
  padding-left: 1rem !important;
}

.g-4 {
  margin-right: -1.5rem !important;
  margin-left: -1.5rem !important;
}

.g-4 > * {
  padding-right: 1.5rem !important;
  padding-left: 1.5rem !important;
}

.g-5 {
  margin-right: -3rem !important;
  margin-left: -3rem !important;
}

.g-5 > * {
  padding-right: 3rem !important;
  padding-left: 3rem !important;
}

/* Column widths */
[class*="col-"] {
  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%;
  }
  
  .col-md-12 {
    flex: 0 0 100%;
    max-width: 100%;
  }
}

@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%;
  }
  
  .col-lg-12 {
    flex: 0 0 100%;
    max-width: 100%;
  }
  
  .offset-lg-1 {
    margin-left: 8.333333%;
  }
  
  .offset-lg-2 {
    margin-left: 16.666667%;
  }
}

/* Copper Accent Elements */
.copper-accent {
  position: relative;
}

.copper-accent::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--copper), var(--secondary));
  border-radius: 2px;
}

/* Steel Divider */
.steel-divider {
  height: 2px;
  background: linear-gradient(to right, transparent, var(--steel), transparent);
  margin: 3rem 0;
  border: none;
}

/* Width utilities */
.w-100 {
  width: 100% !important;
}

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

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: var(--secondary) !important;
  color: var(--white) !important;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 999;
  transition: var(--transition);
  border: 2px solid var(--secondary) !important;
  box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

.scroll-to-top:hover {
  background-color: var(--primary) !important;
  border-color: var(--primary) !important;
  transform: translateY(-5px);
  box-shadow: 0 6px 25px rgba(44, 62, 80, 0.4);
}

.scroll-to-top.show {
  display: flex !important;
}

/* Mobile Responsive */
@media (max-width: 991px) {
  .navbar-collapse {
    background-color: rgba(44, 62, 80, 0.98);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  }
  
  .navbar-nav {
    gap: 0.5rem;
  }
  
  .hero-section {
    min-height: 80vh;
  }
  
  .display-1 {
    font-size: 2.5rem !important;
  }
  
  .display-3 {
    font-size: 2rem !important;
  }
  
  .display-4 {
    font-size: 1.75rem !important;
  }
  
  .display-5 {
    font-size: 1.5rem !important;
  }
  
  .display-6 {
    font-size: 1.25rem !important;
  }
  
  .py-5 {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }
  
  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
}

@media (max-width: 767px) {
  .btn-lg {
    padding: 0.75rem 2rem !important;
    font-size: 1rem !important;
  }
  
  .card-body {
    padding: 1.5rem !important;
  }
  
  .scroll-to-top {
    width: 40px;
    height: 40px;
    bottom: 20px;
    right: 20px;
  }
}

/* Loading Animation */
.loading {
  position: relative;
  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(--light);
  border-top-color: var(--secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Print Styles */
@media print {
  .navbar,
  .btn,
  .scroll-to-top,
  footer {
    display: none !important;
  }
  
  body {
    background-color: white !important;
    color: black !important;
  }
  
  .card {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
  }
}