/* Deep Indigo Surge - Architectural Studio Theme */

:root {
  --primary-color: #1A237E;
  --secondary-color: #00E676;
  --dark-bg: #0D1642;
  --light-bg: #F5F7FA;
  --text-dark: #212529;
  --text-light: #F8F9FA;
  --transition: all 0.3s ease;
  --shadow-sm: 0 2px 8px rgba(26, 35, 126, 0.1);
  --shadow-md: 0 4px 16px rgba(26, 35, 126, 0.15);
  --shadow-lg: 0 8px 32px rgba(26, 35, 126, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text-dark);
  background-color: #ffffff;
  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;
  line-height: 1.2 !important;
}

.lead {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.7;
}

/* Navigation */
.navbar {
  background-color: var(--primary-color) !important;
  padding: 1rem 0;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  z-index: 1000;
}

.navbar.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(26, 35, 126, 0.98) !important;
  backdrop-filter: blur(10px);
}

.navbar-brand {
  color: #ffffff !important;
  font-size: 1.5rem;
  font-weight: 700 !important;
  letter-spacing: 0.05em;
  transition: var(--transition);
  text-transform: uppercase;
}

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

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

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(0, 230, 118, 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='%2300E676' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  position: relative;
  transition: var(--transition);
}

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

.nav-link:hover, .nav-link.active {
  color: var(--secondary-color) !important;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 80%;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-bg) 100%);
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  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='%2300E676' 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;
  animation: patternMove 30s linear infinite;
}

@keyframes patternMove {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(60px, 60px);
  }
}

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

.hero-section .text-white {
  color: #ffffff !important;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.hero-section .display-1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  animation: fadeInUp 1s ease;
}

.hero-section .display-6 {
  color: var(--secondary-color) !important;
  font-weight: 600 !important;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero-section .lead {
  animation: fadeInUp 1s ease 0.4s both;
}

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

/* Buttons */
.btn {
  font-weight: 600 !important;
  border-radius: 8px;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-width: 2px;
  position: relative;
  overflow: hidden;
}

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

.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;
}

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

.btn-outline-light {
  color: #ffffff !important;
  border-color: #ffffff !important;
  background-color: transparent !important;
}

.btn-outline-light:hover {
  background-color: #ffffff !important;
  color: var(--primary-color) !important;
  border-color: #ffffff !important;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(255, 255, 255, 0.3);
}

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

.btn-outline-secondary:hover {
  background-color: var(--secondary-color) !important;
  color: var(--primary-color) !important;
  border-color: var(--secondary-color) !important;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

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

.btn-light:hover {
  background-color: var(--secondary-color) !important;
  color: var(--primary-color) !important;
  border-color: var(--secondary-color) !important;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

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

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

.bi-lightning-charge-fill,
.bi-people-fill,
.bi-trophy-fill,
.bi-lightning-fill,
.bi-gear-fill,
.bi-graph-up-arrow,
.bi-heart-pulse-fill,
.bi-bullseye {
  font-size: 3rem;
  color: var(--secondary-color) !important;
  animation: pulse 2s ease-in-out infinite;
}

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

.bi-chevron-down {
  font-size: 2rem;
  color: var(--secondary-color) !important;
  animation: bounce 2s ease-in-out infinite;
}

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

/* Cards */
.card {
  border: none !important;
  border-radius: 16px;
  transition: var(--transition);
  overflow: hidden;
  background-color: #ffffff;
}

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

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

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

.card-body {
  padding: 2rem;
}

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

.card-text {
  color: var(--text-dark);
  line-height: 1.7;
}

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

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

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

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

.hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg) !important;
}

/* Contact Card */
.contact-card {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-bg) 100%);
  border-radius: 16px;
  padding: 3rem;
  color: #ffffff !important;
  box-shadow: var(--shadow-lg);
}

.contact-card .bi {
  color: var(--secondary-color) !important;
  font-size: 1.5rem;
}

.contact-card a {
  color: #ffffff !important;
  text-decoration: none;
  transition: var(--transition);
}

.contact-card a:hover {
  color: var(--secondary-color) !important;
}

/* Forms */
.form-control,
.form-select {
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  transition: var(--transition);
  background-color: #ffffff;
  color: var(--text-dark) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.2rem rgba(0, 230, 118, 0.25) !important;
  background-color: #ffffff !important;
  color: var(--text-dark) !important;
}

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

.form-check-input {
  border: 2px solid #e0e0e0;
  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 0.2rem rgba(0, 230, 118, 0.25) !important;
}

.form-check-label {
  color: var(--text-dark);
}

.invalid-feedback {
  display: none;
  color: #dc3545;
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

.was-validated .form-control:invalid ~ .invalid-feedback,
.form-control.is-invalid ~ .invalid-feedback {
  display: block;
}

/* Alert */
.alert {
  border-radius: 8px;
  border: none;
  padding: 1rem 1.5rem;
}

.alert-success {
  background-color: rgba(0, 230, 118, 0.1) !important;
  color: #00a854 !important;
  border-left: 4px solid var(--secondary-color);
}

/* Timeline */
.timeline-container {
  position: relative;
  padding-left: 2rem;
}

.timeline-container::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--secondary-color), var(--primary-color));
}

.timeline-item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 3rem;
}

.timeline-marker {
  position: absolute;
  left: -2rem;
  top: 0;
  width: 20px;
  height: 20px;
  background-color: var(--secondary-color);
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 4px rgba(0, 230, 118, 0.2);
  z-index: 1;
}

.timeline-year {
  color: var(--primary-color) !important;
  font-weight: 700;
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

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

/* Accordion */
.accordion {
  --bs-accordion-bg: #ffffff;
  --bs-accordion-border-color: #e0e0e0;
}

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

.accordion-button {
  background-color: #ffffff !important;
  color: var(--primary-color) !important;
  font-weight: 600 !important;
  padding: 1.25rem 1.5rem;
  transition: var(--transition);
}

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

.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(0, 230, 118, 0.25) !important;
  border-color: var(--secondary-color) !important;
}

.accordion-button::after {
  transition: var(--transition);
}

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

/* Privacy Content */
.privacy-content {
  color: var(--text-dark);
}

.privacy-content .card-header {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
  font-weight: 600;
  padding: 1rem 1.5rem;
  border-radius: 8px 8px 0 0 !important;
}

/* Badge */
.badge {
  padding: 0.5rem 1rem !important;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.875rem;
  background-color: var(--secondary-color) !important;
  color: var(--primary-color) !important;
}

/* Class Card */
.class-card {
  border-radius: 16px;
  overflow: hidden;
  transition: var(--transition);
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
}

.class-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg) !important;
  border-color: var(--secondary-color);
}

/* Carousel */
.carousel-item {
  height: 500px;
}

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

.carousel-control-prev,
.carousel-control-next {
  width: 5%;
  opacity: 1;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
  background-color: var(--primary-color);
  border-radius: 50%;
  padding: 1.5rem;
}

/* Progress Bar */
.progress {
  height: 8px;
  border-radius: 4px;
  background-color: rgba(26, 35, 126, 0.1);
}

.progress-bar {
  background-color: var(--secondary-color) !important;
  transition: width 1s ease;
}

/* Signup Steps */
.signup-step {
  border-radius: 8px;
  background-color: #ffffff;
  transition: var(--transition);
  cursor: pointer;
}

.signup-step.active {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
}

.signup-step:not(.active):hover {
  background-color: var(--light-bg);
}

/* 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%;
}

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

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

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

.rounded-3 {
  border-radius: 16px !important;
}

/* Text Colors */
.text-white {
  color: #ffffff !important;
}

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

.text-muted {
  color: #6c757d !important;
}

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

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

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

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

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

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

.position-sticky,
.sticky-top {
  position: sticky !important;
  top: 0;
  z-index: 100;
}

.sticky-lg-top {
  position: sticky !important;
  top: 0;
  z-index: 100;
}

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

.overflow-hidden {
  overflow: hidden !important;
}

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

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

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

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

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

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

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

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

.pb-4 {
  padding-bottom: 1.5rem !important;
}

.mt-5 {
  margin-top: 3rem !important;
}

.my-5 {
  margin-top: 3rem !important;
  margin-bottom: 3rem !important;
}

/* Responsive Images */
@media (max-width: 768px) {
  .hero-section {
    min-height: 80vh;
    padding: 100px 0 50px;
  }

  .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;
  }

  .card-img-top {
    height: 200px;
  }

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

  .contact-card {
    padding: 2rem;
  }

  .carousel-item {
    height: 300px;
  }

  .navbar-collapse {
    background-color: rgba(26, 35, 126, 0.98);
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 8px;
  }

  .nav-link {
    padding: 0.75rem 1rem !important;
  }
}

/* Tablet */
@media (min-width: 769px) and (max-width: 1024px) {
  .display-1 {
    font-size: 3.5rem !important;
  }

  .hero-section {
    min-height: 90vh;
  }
}

/* Desktop */
@media (min-width: 1025px) {
  .container {
    max-width: 1200px;
  }

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

/* Print Styles */
@media print {
  .navbar,
  .btn,
  .carousel-control-prev,
  .carousel-control-next {
    display: none !important;
  }

  body {
    background-color: #ffffff;
    color: #000000;
  }
}

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

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

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

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

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

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 6px;
}

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

/* Loading Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-in;
}

/* Slide In Animation */
@keyframes slideInLeft {
  from {
    transform: translateX(-100px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

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

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

/* Scale Animation */
@keyframes scaleIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.scale-in {
  animation: scaleIn 0.5s ease-out;
}

/* Dark Mode Support (Optional) */
@media (prefers-color-scheme: dark) {
  /* Add dark mode styles if needed */
}