/* Arctic Titanium Architecture Studio - Custom CSS */

/* ==================== ROOT VARIABLES ==================== */
:root {
  --primary-color: #2E3440;
  --secondary-color: #88C0D0;
  --accent-light: #D8DEE9;
  --accent-dark: #434C5E;
  --text-light: #ECEFF4;
  --text-dark: #2E3440;
  --titanium: #B8C5D6;
  --arctic-blue: #5E81AC;
  --frost: #8FBCBB;
  --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', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #ECEFF4 !important;
  color: var(--text-dark) !important;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ==================== TYPOGRAPHY ==================== */
.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;
}

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

h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
  font-weight: 600;
  color: var(--primary-color) !important;
  margin-bottom: 1rem;
}

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

.text-muted {
  color: #4C566A !important;
}

/* ==================== NAVIGATION ==================== */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-dark) 100%) !important;
  padding: 1rem 0 !important;
  box-shadow: 0 4px 20px rgba(46, 52, 64, 0.15);
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.navbar.fixed-top {
  z-index: 1030;
}

.navbar-dark .navbar-brand {
  color: #FFFFFF !important;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  transition: var(--transition);
  text-transform: uppercase;
}

.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;
  padding: 0.5rem 1.2rem !important;
  margin: 0 0.2rem;
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}

.navbar-dark .navbar-nav .nav-link::before {
  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,
.navbar-dark .navbar-nav .nav-link.active {
  background: rgba(136, 192, 208, 0.1) !important;
  color: var(--secondary-color) !important;
}

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

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

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(136, 192, 208, 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, 0.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ==================== BUTTONS ==================== */
.btn {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: 8px;
  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: 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: 0.875rem 2.5rem !important;
  font-size: 1.1rem;
}

.btn-primary,
.btn.px-5.py-3 {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--frost) 100%) !important;
  color: var(--primary-color) !important;
  box-shadow: 0 4px 15px rgba(136, 192, 208, 0.3);
  border: none !important;
}

.btn-primary:hover,
.btn.px-5.py-3:hover {
  background: linear-gradient(135deg, var(--frost) 0%, var(--secondary-color) 100%) !important;
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(136, 192, 208, 0.5);
  color: #FFFFFF !important;
}

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

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

.btn-sm {
  padding: 0.5rem 1.2rem;
  font-size: 0.875rem;
}

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

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-color) !important;
  color: #FFFFFF !important;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.2);
}

/* ==================== CAROUSEL / HERO ==================== */
.carousel {
  margin-top: 76px;
}

.carousel-fade .carousel-item {
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
}

.carousel-fade .carousel-item.active {
  opacity: 1;
}

.hero-slide,
.hero-about {
  height: 85vh;
  min-height: 600px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  overflow: hidden;
}

.hero-slide::before,
.hero-about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(46, 52, 64, 0.85) 0%, rgba(67, 76, 94, 0.75) 50%, rgba(136, 192, 208, 0.3) 100%);
  z-index: 1;
}

.hero-slide .container,
.hero-about .container {
  position: relative;
  z-index: 2;
}

.carousel-indicators {
  z-index: 3;
  margin-bottom: 2rem;
}

.carousel-indicators [data-bs-target] {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid #FFFFFF;
  background: transparent;
  opacity: 0.6;
  transition: var(--transition);
}

.carousel-indicators .active {
  opacity: 1;
  background: var(--secondary-color);
  transform: scale(1.2);
}

.carousel-control-prev,
.carousel-control-next {
  width: 5%;
  z-index: 3;
  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(46, 52, 64, 0.7);
  border-radius: 50%;
  padding: 0.5rem;
  transition: var(--transition);
}

.carousel-control-prev:hover .carousel-control-prev-icon,
.carousel-control-next:hover .carousel-control-next-icon {
  background-color: var(--secondary-color);
  transform: scale(1.1);
}

/* ==================== CARDS ==================== */
.card {
  border: none !important;
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  background: #FFFFFF;
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.08);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(46, 52, 64, 0.15);
}

.card-body {
  padding: 2rem;
}

.card-img-top {
  transition: var(--transition);
}

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

.value-card {
  background: #FFFFFF;
  border-radius: 12px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition);
  border: 2px solid transparent;
  height: 100%;
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.08);
}

.value-card:hover {
  border-color: var(--secondary-color);
  transform: translateY(-8px);
  box-shadow: 0 12px 35px rgba(136, 192, 208, 0.2);
}

.value-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--secondary-color), var(--frost));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: #FFFFFF;
  transition: var(--transition);
}

.value-card:hover .value-icon {
  transform: rotateY(360deg);
}

/* ==================== PORTFOLIO ==================== */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  cursor: pointer;
  height: 350px;
  transition: var(--transition);
}

.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(46, 52, 64, 0.95), rgba(136, 192, 208, 0.85));
  opacity: 0;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

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

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

.portfolio-overlay h3,
.portfolio-overlay h4,
.portfolio-overlay p {
  color: #FFFFFF !important;
  transform: translateY(20px);
  transition: var(--transition);
  transition-delay: 0.1s;
}

.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;
  font-weight: 600;
  border-radius: 6px;
  font-size: 0.875rem;
  background: var(--secondary-color) !important;
  color: var(--primary-color) !important;
}

/* ==================== SECTIONS ==================== */
.py-5 {
  padding: 5rem 0 !important;
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 3rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary-color), var(--frost));
  border-radius: 2px;
}

.text-center .section-title::after {
  left: 50%;
  transform: translateX(-50%);
}

/* ==================== DIAGONAL SECTION ==================== */
.diagonal-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-dark) 100%);
  color: #FFFFFF;
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
}

.diagonal-section::before {
  content: '';
  position: absolute;
  top: -50px;
  left: 0;
  right: 0;
  height: 100px;
  background: #ECEFF4;
  transform: skewY(-2deg);
}

.diagonal-section::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  height: 100px;
  background: #ECEFF4;
  transform: skewY(-2deg);
}

/* ==================== HEXAGON GRID ==================== */
.hexagon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  padding: 2rem 0;
}

.hexagon-card {
  position: relative;
  background: #FFFFFF;
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.1);
}

.hexagon-card:hover {
  transform: translateY(-10px) rotate(1deg);
  box-shadow: 0 15px 40px rgba(136, 192, 208, 0.3);
}

.hexagon-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition);
}

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

.hexagon-info {
  padding: 1.5rem;
  background: #FFFFFF;
}

/* ==================== TIMELINE ==================== */
.timeline-section {
  position: relative;
  padding: 4rem 0;
}

.timeline-item {
  position: relative;
  padding-left: 3rem;
  padding-bottom: 3rem;
  border-left: 3px solid var(--secondary-color);
}

.timeline-item:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -9px;
  top: 0;
  width: 18px;
  height: 18px;
  background: var(--secondary-color);
  border: 3px solid #FFFFFF;
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(136, 192, 208, 0.2);
}

.timeline-year {
  display: inline-block;
  background: var(--primary-color);
  color: #FFFFFF !important;
  padding: 0.5rem 1.5rem;
  border-radius: 20px;
  font-weight: 700;
  margin-bottom: 1rem;
}

.timeline-content {
  background: #FFFFFF;
  padding: 2rem;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.08);
  transition: var(--transition);
}

.timeline-content:hover {
  transform: translateX(10px);
  box-shadow: 0 8px 25px rgba(136, 192, 208, 0.15);
}

/* ==================== STATS SECTION ==================== */
.stats-section {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-dark));
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.stats-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%3Cpath d='M30 0l30 30-30 30L0 30z' fill='%2388C0D0' fill-opacity='0.05'/%3E%3C/svg%3E");
  opacity: 0.3;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  position: relative;
  z-index: 1;
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--secondary-color) !important;
  display: block;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.stat-item p {
  color: #FFFFFF !important;
  font-size: 1.1rem;
  font-weight: 500;
  margin: 0;
}

/* ==================== FORMS ==================== */
.form-control,
.form-select {
  border: 2px solid #D8DEE9;
  border-radius: 8px;
  padding: 0.875rem 1.25rem;
  transition: var(--transition);
  background: #FFFFFF;
  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(136, 192, 208, 0.25) !important;
  background: #FFFFFF;
}

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

.form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--accent-light);
  transition: var(--transition);
}

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

.form-check-input:focus {
  box-shadow: 0 0 0 0.25rem rgba(136, 192, 208, 0.25) !important;
}

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

/* ==================== MODAL ==================== */
.modal-content {
  border-radius: 16px;
  border: none;
  box-shadow: 0 20px 60px rgba(46, 52, 64, 0.3);
}

.modal-header {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-dark));
  color: #FFFFFF;
  border-radius: 16px 16px 0 0;
  padding: 1.5rem 2rem;
  border-bottom: none;
}

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

.btn-close {
  background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FFFFFF'%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;
  opacity: 0.8;
}

.btn-close:hover {
  opacity: 1;
}

.modal-body {
  padding: 2rem;
}

/* ==================== ACCORDION ==================== */
.accordion-item {
  border: 2px solid #D8DEE9;
  margin-bottom: 1rem;
  border-radius: 12px !important;
  overflow: hidden;
}

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

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

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

.accordion-button:focus {
  box-shadow: none;
  border-color: var(--secondary-color);
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232E3440'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232E3440'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-body {
  padding: 1.5rem;
  background: #FAFAFA;
  color: var(--text-dark) !important;
}

/* ==================== PROGRESS BAR ==================== */
.progress {
  height: 12px;
  border-radius: 10px;
  background: #D8DEE9;
  overflow: hidden;
}

.progress-bar {
  background: linear-gradient(90deg, var(--secondary-color), var(--frost)) !important;
  border-radius: 10px;
  transition: width 1.5s ease-in-out;
}

/* ==================== UTILITIES ==================== */
.shadow {
  box-shadow: 0 8px 25px rgba(46, 52, 64, 0.12) !important;
}

.shadow-sm {
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.08) !important;
}

.shadow-lg {
  box-shadow: 0 15px 45px rgba(46, 52, 64, 0.2) !important;
}

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

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

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

.position-relative {
  position: relative;
}

.position-absolute {
  position: absolute;
}

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

.overflow-hidden {
  overflow: hidden;
}

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

.object-fit-cover {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

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

img {
  transition: var(--transition);
}

/* ==================== BORDERS ==================== */
.border-bottom {
  border-bottom: 2px solid #D8DEE9 !important;
}

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

/* ==================== SPACING ==================== */
.my-5 {
  margin-top: 3rem !important;
  margin-bottom: 3rem !important;
}

.py-4 {
  padding-top: 2.5rem !important;
  padding-bottom: 2.5rem !important;
}

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

.px-4 {
  padding-left: 1.5rem !important;
  padding-right: 1.5rem !important;
}

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

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

.mb-3 {
  margin-bottom: 1rem !important;
}

.mb-4 {
  margin-bottom: 1.5rem !important;
}

.mb-5 {
  margin-bottom: 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;
}

/* ==================== FOOTER ==================== */
footer {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-dark) 100%);
  color: #FFFFFF;
  padding: 4rem 0 2rem;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M50 0L100 50L50 100L0 50Z' fill='%2388C0D0' fill-opacity='0.03'/%3E%3C/svg%3E");
  opacity: 0.5;
}

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

footer p,
footer li,
footer a {
  color: rgba(255, 255, 255, 0.85) !important;
}

footer a {
  text-decoration: none !important;
  transition: var(--transition);
  display: inline-block;
}

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

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

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

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

.bi-instagram:hover,
.bi-linkedin:hover,
.bi-facebook:hover,
.bi-twitter:hover {
  color: var(--secondary-color) !important;
  transform: scale(1.2);
}

/* ==================== 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 pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.animate-fadeInUp {
  animation: fadeInUp 0.8s ease-out forwards;
}

.animate-fadeIn {
  animation: fadeIn 1s ease-out forwards;
}

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

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

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(46, 52, 64, 0.98);
    padding: 1.5rem;
    margin-top: 1rem;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  }
  
  .navbar-nav {
    gap: 0.5rem;
  }
  
  .navbar-dark .navbar-nav .nav-link {
    padding: 0.75rem 1rem !important;
  }
  
  .hero-slide,
  .hero-about {
    height: 70vh;
    min-height: 500px;
  }
  
  .display-2 {
    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;
  }
  
  .py-5 {
    padding: 3rem 0 !important;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
  
  .position-sticky {
    position: static;
  }
  
  .timeline-item {
    padding-left: 2rem;
  }
}

@media (max-width: 767.98px) {
  .carousel {
    margin-top: 70px;
  }
  
  .hero-slide,
  .hero-about {
    height: 60vh;
    min-height: 450px;
  }
  
  .display-2 {
    font-size: 2rem !important;
  }
  
  .lead {
    font-size: 1.1rem;
  }
  
  .btn-lg {
    padding: 0.75rem 2rem !important;
    font-size: 1rem;
  }
  
  .carousel-control-prev-icon,
  .carousel-control-next-icon {
    width: 2rem;
    height: 2rem;
  }
  
  .value-card,
  .card-body {
    padding: 1.5rem;
  }
  
  .value-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .portfolio-item {
    height: 280px;
  }
  
  .stat-number {
    font-size: 2rem;
  }
  
  .modal-body {
    padding: 1.5rem;
  }
  
  .px-4 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
}

@media (max-width: 575.98px) {
  .navbar-brand {
    font-size: 1.25rem !important;
  }
  
  .hero-slide,
  .hero-about {
    height: 55vh;
    min-height: 400px;
  }
  
  .display-2 {
    font-size: 1.75rem !important;
  }
  
  .display-3 {
    font-size: 1.5rem !important;
  }
  
  .lead {
    font-size: 1rem;
  }
  
  .btn-lg {
    padding: 0.625rem 1.5rem !important;
    font-size: 0.95rem;
  }
  
  .py-5 {
    padding: 2rem 0 !important;
  }
  
  .py-4 {
    padding: 1.5rem 0 !important;
  }
  
  .section-title {
    font-size: 1.75rem;
    margin-bottom: 2rem;
  }
  
  .portfolio-item {
    height: 250px;
  }
  
  .stat-item {
    padding: 1rem;
  }
  
  .stat-number {
    font-size: 1.75rem;
  }
  
  footer {
    padding: 3rem 0 1.5rem;
  }
  
  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
}

/* ==================== PRINT STYLES ==================== */
@media print {
  .navbar,
  .carousel-control-prev,
  .carousel-control-next,
  .carousel-indicators,
  footer,
  .btn {
    display: none !important;
  }
  
  body {
    background: #FFFFFF !important;
    color: #000000 !important;
  }
  
  .hero-slide {
    height: auto !important;
    min-height: auto !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;
}

:focus-visible {
  outline: 3px solid var(--secondary-color) !important;
  outline-offset: 3px;
}

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

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

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

::-webkit-scrollbar-thumb {
  background: var(--secondary-color);
  border-radius: 6px;
  border: 2px solid var(--accent-light);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--arctic-blue);
}

/* ==================== LOADING STATES ==================== */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(136, 192, 208, 0.3);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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