/* Deep Ocean Navigator - Architectural Studio Theme */

:root {
  --primary-color: #1A237E;
  --secondary-color: #00ACC1;
  --primary-dark: #0D1642;
  --secondary-dark: #00838F;
  --primary-light: #534BAE;
  --secondary-light: #4DD0E1;
  --ocean-deep: #0A1929;
  --ocean-medium: #1B3A52;
  --ocean-light: #2E5266;
  --wave-color: rgba(0, 172, 193, 0.2);
  --text-light: #E3F2FD;
  --text-white: #FFFFFF;
  --text-dark: #212121;
  --shadow-sm: 0 2px 8px rgba(26, 35, 126, 0.15);
  --shadow-md: 0 4px 16px rgba(26, 35, 126, 0.2);
  --shadow-lg: 0 8px 32px rgba(26, 35, 126, 0.25);
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.2s ease;
}

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

body {
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
  background: linear-gradient(135deg, #f5f7fa 0%, #e3f2fd 100%);
  overflow-x: hidden;
  line-height: 1.6;
}

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

::-webkit-scrollbar-track {
  background: var(--ocean-deep);
}

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

::-webkit-scrollbar-thumb:hover {
  background: var(--secondary-light);
}

/* Navigation */
.navbar {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%) !important;
  box-shadow: var(--shadow-lg);
  padding: 1rem 0;
  transition: var(--transition-smooth);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--secondary-color);
}

.navbar.fixed-top {
  animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

.navbar-brand {
  color: var(--text-white) !important;
  font-size: 1.8rem !important;
  font-weight: 700 !important;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

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

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(0, 172, 193, 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='%2300ACC1' 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-item {
  position: relative;
}

.nav-link {
  color: var(--text-light) !important;
  font-weight: 500 !important;
  padding: 0.75rem 1.25rem !important;
  border-radius: 8px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.95rem;
}

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

.nav-link:hover {
  color: var(--text-white) !important;
  background: rgba(0, 172, 193, 0.2) !important;
  transform: translateY(-2px);
}

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

.nav-link.active {
  color: var(--text-white) !important;
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%) !important;
  box-shadow: 0 4px 12px rgba(0, 172, 193, 0.4);
  font-weight: 600 !important;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--ocean-deep) 0%, var(--primary-color) 50%, var(--ocean-medium) 100%);
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  color: var(--text-white) !important;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(0, 172, 193, 0.3) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(26, 35, 126, 0.3) 0%, transparent 50%);
  animation: pulseWave 8s ease-in-out infinite;
}

@keyframes pulseWave {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.1); }
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 100px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 120'%3E%3Cpath d='M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z' fill='%23f5f7fa'/%3E%3C/svg%3E") no-repeat;
  background-size: cover;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.display-2,
.display-3,
.display-4,
.display-5,
.display-6 {
  color: var(--text-white) !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
  text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
  margin-bottom: 1.5rem !important;
}

.lead {
  color: var(--text-light) !important;
  font-size: 1.3rem !important;
  font-weight: 400 !important;
  line-height: 1.8 !important;
  text-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
}

/* Buttons */
.btn {
  padding: 0.75rem 2rem !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  border-radius: 50px !important;
  transition: var(--transition-smooth) !important;
  border: none !important;
  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, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
  z-index: -1;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-light {
  background: var(--text-white) !important;
  color: var(--primary-color) !important;
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-light:hover {
  background: var(--secondary-light) !important;
  color: var(--text-white) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 25px rgba(0, 172, 193, 0.4) !important;
}

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

.btn-outline-light:hover {
  background: var(--text-white) !important;
  color: var(--primary-color) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4) !important;
}

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

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

.submit-btn {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%) !important;
  color: var(--text-white) !important;
  border: none !important;
  box-shadow: var(--shadow-md);
}

.submit-btn:hover {
  background: linear-gradient(135deg, var(--secondary-light) 0%, var(--secondary-color) 100%) !important;
  transform: translateY(-2px) !important;
  box-shadow: var(--shadow-lg) !important;
}

.flip-button {
  background: var(--secondary-color) !important;
  color: var(--text-white) !important;
}

.flip-button:hover {
  background: var(--secondary-light) !important;
}

.filter-btn {
  background: transparent !important;
  color: var(--primary-color) !important;
  border: 2px solid var(--primary-color) !important;
  padding: 0.5rem 1.5rem !important;
}

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

/* Cards */
.card {
  border: none !important;
  border-radius: 20px !important;
  overflow: hidden;
  transition: var(--transition-smooth) !important;
  background: var(--text-white) !important;
  box-shadow: var(--shadow-sm) !important;
}

.card:hover {
  transform: translateY(-10px) !important;
  box-shadow: var(--shadow-lg) !important;
}

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

.card-title {
  color: var(--primary-color) !important;
  font-weight: 700 !important;
  font-size: 1.5rem !important;
  margin-bottom: 1rem !important;
}

.card-text {
  color: var(--text-dark) !important;
  font-size: 1rem !important;
  line-height: 1.8 !important;
}

.shadow-sm {
  box-shadow: var(--shadow-sm) !important;
}

.shadow {
  box-shadow: var(--shadow-md) !important;
}

/* Hexagon Card */
.hexagon-card {
  position: relative;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--ocean-medium) 100%);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  padding: 3rem;
  transition: var(--transition-smooth);
}

.hexagon-card:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 15px 40px rgba(26, 35, 126, 0.4);
}

/* Value Card */
.value-card {
  background: var(--text-white);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  box-shadow: var(--shadow-sm);
}

.value-card:hover {
  border-color: var(--secondary-color);
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.05) 0%, rgba(26, 35, 126, 0.05) 100%);
}

.value-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  border-radius: 50%;
  color: var(--text-white);
  font-size: 2rem;
  box-shadow: 0 5px 15px rgba(0, 172, 193, 0.3);
  transition: var(--transition-smooth);
}

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

/* Case Card */
.case-card {
  position: relative;
  overflow: hidden;
  border-radius: 15px;
  transition: var(--transition-smooth);
}

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

.case-card .card-img-top {
  transition: var(--transition-smooth);
  height: 300px;
  object-fit: cover;
}

.case-card:hover .card-img-top {
  transform: scale(1.2);
}

/* 3D Card */
.card-3d-wrapper {
  perspective: 1000px;
  width: 100%;
  height: 600px;
}

.card-3d-flip {
  width: 100%;
  height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.4, 0.2, 0.2, 1);
}

.card-3d-flip.flipped {
  transform: rotateY(180deg);
}

.card-face {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.card-front {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--ocean-medium) 100%);
  color: var(--text-white);
}

.card-back {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  color: var(--text-white);
  transform: rotateY(180deg);
}

.card-header-custom {
  padding: 2rem;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 2px solid rgba(255, 255, 255, 0.2);
}

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

.img-fluid:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

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

.profile-image {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 5px solid var(--secondary-color);
  box-shadow: 0 5px 20px rgba(0, 172, 193, 0.4);
  object-fit: cover;
  transition: var(--transition-smooth);
}

.profile-image:hover {
  transform: scale(1.1) rotate(5deg);
  border-color: var(--secondary-light);
}

/* Timeline */
.story-section {
  background: linear-gradient(135deg, #f5f7fa 0%, #e3f2fd 100%);
  padding: 5rem 0;
  position: relative;
}

.story-content {
  max-width: 1200px;
  margin: 0 auto;
}

.timeline-container {
  position: relative;
  padding: 3rem 0;
}

.timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, var(--secondary-color) 0%, var(--primary-color) 100%);
  transform: translateX(-50%);
  box-shadow: 0 0 20px rgba(0, 172, 193, 0.5);
}

.timeline-item {
  position: relative;
  margin-bottom: 4rem;
  opacity: 0;
  animation: fadeInTimeline 0.8s ease forwards;
}

@keyframes fadeInTimeline {
  to {
    opacity: 1;
  }
}

.timeline-item.left {
  padding-right: 55%;
  text-align: right;
}

.timeline-item.right {
  padding-left: 55%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 0;
  width: 30px;
  height: 30px;
  background: var(--secondary-color);
  border: 5px solid var(--text-white);
  border-radius: 50%;
  box-shadow: 0 0 0 5px rgba(0, 172, 193, 0.3), var(--shadow-md);
  z-index: 2;
  transition: var(--transition-smooth);
}

.timeline-item.left .timeline-dot {
  right: -15px;
}

.timeline-item.right .timeline-dot {
  left: -15px;
}

.timeline-item:hover .timeline-dot {
  transform: scale(1.5);
  background: var(--primary-color);
  box-shadow: 0 0 0 10px rgba(0, 172, 193, 0.3), var(--shadow-lg);
}

/* Forms */
.form-label {
  color: var(--text-white) !important;
  font-weight: 600 !important;
  margin-bottom: 0.5rem !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.9rem !important;
}

.form-control,
.form-select {
  padding: 0.75rem 1rem !important;
  border: 2px solid rgba(255, 255, 255, 0.3) !important;
  border-radius: 10px !important;
  background: rgba(255, 255, 255, 0.1) !important;
  color: var(--text-white) !important;
  transition: var(--transition-smooth) !important;
  backdrop-filter: blur(10px);
}

.form-control::placeholder {
  color: rgba(255, 255, 255, 0.6) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(0, 172, 193, 0.3) !important;
  background: rgba(255, 255, 255, 0.2) !important;
  color: var(--text-white) !important;
}

.form-select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300ACC1' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e") !important;
}

.form-select option {
  background: var(--primary-color) !important;
  color: var(--text-white) !important;
}

.form-content {
  padding: 2rem;
}

/* Contact Section */
.contact-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 1rem;
}

.contact-details {
  background: var(--text-white);
  border-radius: 15px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border-radius: 10px;
  transition: var(--transition-smooth);
  margin-bottom: 1rem;
}

.contact-item:hover {
  background: rgba(0, 172, 193, 0.1);
  transform: translateX(10px);
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--secondary-color);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 172, 193, 0.1);
  border-radius: 50%;
}

/* Map */
.map-content {
  position: relative;
  height: 100%;
  min-height: 400px;
}

.map-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--ocean-medium) 100%);
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-white);
  font-size: 3rem;
}

/* Badges */
.badge {
  padding: 0.5rem 1rem !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  border-radius: 20px !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

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

/* Background Utilities */
.bg-light {
  background: #f8f9fa !important;
}

.grid-background {
  background-image: 
    linear-gradient(rgba(0, 172, 193, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 172, 193, 0.1) 1px, transparent 1px);
  background-size: 50px 50px;
}

/* Accordion */
.accordion {
  --bs-accordion-border-color: rgba(0, 172, 193, 0.2) !important;
  --bs-accordion-btn-focus-box-shadow: 0 0 0 0.25rem rgba(0, 172, 193, 0.25) !important;
}

.accordion-item {
  border: 2px solid rgba(0, 172, 193, 0.2) !important;
  border-radius: 15px !important;
  margin-bottom: 1rem !important;
  overflow: hidden;
  background: var(--text-white);
}

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

.accordion-button {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--ocean-medium) 100%) !important;
  color: var(--text-white) !important;
  font-weight: 600 !important;
  padding: 1.5rem !important;
  font-size: 1.1rem !important;
  border: none !important;
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%) !important;
  color: var(--text-white) !important;
  box-shadow: inset 0 -2px 0 rgba(255, 255, 255, 0.3) !important;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(0, 172, 193, 0.5) !important;
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff'%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") !important;
  filter: brightness(0) invert(1);
}

.accordion-body {
  padding: 2rem !important;
  background: var(--text-white);
  color: var(--text-dark) !important;
  line-height: 1.8;
}

/* Alert */
.alert {
  border-radius: 15px !important;
  border: none !important;
  padding: 1.5rem !important;
  box-shadow: var(--shadow-sm);
}

.alert-info {
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.1) 0%, rgba(26, 35, 126, 0.1) 100%) !important;
  color: var(--primary-color) !important;
  border-left: 4px solid var(--secondary-color) !important;
}

/* Modal */
.modal-content {
  border-radius: 20px !important;
  border: none !important;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--ocean-medium) 100%) !important;
  color: var(--text-white) !important;
  padding: 2rem !important;
  border-bottom: none !important;
}

.modal-title {
  color: var(--text-white) !important;
  font-weight: 700 !important;
  font-size: 1.5rem !important;
}

.modal-body {
  padding: 2rem !important;
  background: var(--text-white);
}

.btn-close,
.btn-close-white {
  filter: brightness(0) invert(1) !important;
  opacity: 1 !important;
}

.btn-close:hover {
  transform: rotate(90deg);
  opacity: 0.8 !important;
}

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

.list-unstyled li {
  padding: 0.5rem 0;
  position: relative;
  padding-left: 1.5rem;
}

.list-unstyled li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--secondary-color);
  font-weight: bold;
}

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

a:hover {
  color: var(--secondary-light) !important;
  text-decoration: underline !important;
}

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

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

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

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

.text-muted {
  color: rgba(33, 33, 33, 0.6) !important;
}

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

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

.text-uppercase {
  text-transform: uppercase !important;
}

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

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

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

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

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

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

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

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

.mb-2 {
  margin-bottom: 1rem !important;
}

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

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

.mt-4 {
  margin-top: 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;
}

.p-0 {
  padding: 0 !important;
}

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

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

.px-2 {
  padding-left: 0.5rem !important;
  padding-right: 0.5rem !important;
}

.py-1 {
  padding-top: 0.25rem !important;
  padding-bottom: 0.25rem !important;
}

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

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

.ps-lg-5 {
  padding-left: 3rem !important;
}

.pe-lg-5 {
  padding-right: 3rem !important;
}

/* Gap */
.gap-2 {
  gap: 0.5rem !important;
}

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

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

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

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

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

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

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

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

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

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

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

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

.d-none {
  display: none !important;
}

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

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

/* Flex */
.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;
}

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

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

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

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

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

/* Footer */
footer {
  background: linear-gradient(135deg, var(--ocean-deep) 0%, var(--primary-color) 100%);
  color: var(--text-light) !important;
  padding: 3rem 0 1rem;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-color) 0%, var(--secondary-light) 50%, var(--secondary-color) 100%);
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

footer h5 {
  color: var(--text-white) !important;
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
  text-transform: uppercase;
  letter-spacing: 1px;
}

footer a {
  color: var(--text-light) !important;
  transition: var(--transition-smooth);
  display: inline-block;
}

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

footer .copyright {
  color: rgba(227, 242, 253, 0.7) !important;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
}

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

.bi-compass,
.bi-globe2,
.bi-chevron-right,
.bi-info-circle-fill,
.bi-geo-alt,
.bi-geo-alt-fill,
.bi-telephone,
.bi-telephone-fill,
.bi-envelope,
.bi-envelope-fill,
.bi-clock-fill,
.fa-rocket,
.fa-ship,
.fa-network-wired,
.fa-home,
.fa-info-circle,
.fa-balance-scale,
.fa-briefcase,
.fa-envelope,
.fa-shield-alt,
.fa-map-marker-alt,
.fa-phone,
.fa-hand-pointer,
.fa-undo,
.fa-random {
  transition: var(--transition-smooth);
}

/* Legend */
.node-legend {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 15px;
  padding: 1.5rem;
  box-shadow: var(--shadow-md);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: 8px;
  transition: var(--transition-smooth);
}

.legend-item:hover {
  background: rgba(0, 172, 193, 0.1);
}

.legend-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Canvas Controls */
.canvas-controls {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.canvas-controls .btn {
  width: 50px;
  height: 50px;
  border-radius: 50% !important;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 !important;
  background: var(--text-white) !important;
  color: var(--primary-color) !important;
  box-shadow: var(--shadow-md);
}

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

/* Detail Panel */
.detail-panel {
  position: fixed;
  top: 0;
  right: -400px;
  width: 400px;
  height: 100vh;
  background: var(--text-white);
  box-shadow: -5px 0 20px rgba(0, 0, 0, 0.2);
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  overflow-y: auto;
  padding: 2rem;
}

.detail-panel.open {
  right: 0;
}

.close-panel {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--primary-color) !important;
  color: var(--text-white) !important;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.close-panel:hover {
  background: var(--secondary-color) !important;
  transform: rotate(90deg);
}

/* Instruction Box */
.instruction-box {
  background: linear-gradient(135deg, rgba(0, 172, 193, 0.1) 0%, rgba(26, 35, 126, 0.1) 100%);
  border-left: 4px solid var(--secondary-color);
  border-radius: 10px;
  padding: 1.5rem;
  margin: 2rem 0;
}

/* Intro Section */
.intro-section {
  padding: 5rem 0;
  background: var(--text-white);
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(10, 25, 41, 0.98);
    padding: 1.5rem;
    margin-top: 1rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
  }

  .navbar-nav {
    gap: 0.5rem;
  }

  .nav-link {
    padding: 1rem !important;
    border-radius: 10px;
  }

  .hero-section {
    min-height: auto;
    padding: 4rem 0 !important;
  }

  .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;
  }

  .display-6 {
    font-size: 1.25rem !important;
  }

  .lead {
    font-size: 1.1rem !important;
  }

  .btn {
    padding: 0.65rem 1.5rem !important;
  }

  .btn-lg {
    padding: 0.85rem 2rem !important;
  }

  .timeline-line {
    left: 20px;
  }

  .timeline-item.left,
  .timeline-item.right {
    padding-left: 60px;
    padding-right: 0;
    text-align: left;
  }

  .timeline-item.left .timeline-dot,
  .timeline-item.right .timeline-dot {
    left: 5px;
    right: auto;
  }

  .card-3d-wrapper {
    height: auto;
    min-height: 500px;
  }

  .detail-panel {
    width: 100%;
    right: -100%;
  }

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

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

  .values-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767.98px) {
  .display-2 {
    font-size: 2rem !important;
  }

  .display-3 {
    font-size: 1.75rem !important;
  }

  .btn {
    padding: 0.6rem 1.25rem !important;
    font-size: 0.9rem !important;
  }

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

  .navbar-brand {
    font-size: 1.4rem !important;
  }
}

@media (max-width: 575.98px) {
  .display-2 {
    font-size: 1.75rem !important;
  }

  .display-3 {
    font-size: 1.5rem !important;
  }

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

  .btn {
    padding: 0.5rem 1rem !important;
    font-size: 0.85rem !important;
  }

  .btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 0.95rem !important;
  }

  .py-5 {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }

  .card-body {
    padding: 1.25rem !important;
  }

  .value-card {
    padding: 1.5rem;
  }

  .value-icon {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .navbar-brand {
    font-size: 1.2rem !important;
  }
}

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

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

  .card {
    break-inside: avoid;
    page-break-inside: avoid;
  }
}

/* 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 Styles */
*:focus {
  outline: 3px solid var(--secondary-color) !important;
  outline-offset: 2px !important;
}

*:focus:not(:focus-visible) {
  outline: none !important;
}

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(5deg); }
  75% { transform: rotate(-5deg); }
}

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

@keyframes slideInFromLeft {
  from {
    transform: translateX(-100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideInFromRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Utility Classes */
.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-wave {
  animation: wave 2s ease-in-out infinite;
}

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

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

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

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

/* Loading Spinner */
.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid rgba(0, 172, 193, 0.2);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
  color: var(--text-white);
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 999;
  box-shadow: var(--shadow-lg);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 172, 193, 0.5);
}

/* Selection */
::selection {
  background: var(--secondary-color);
  color: var(--text-white);
}

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