/* Deep Blue Ambition - Architectural Studio Theme */

:root {
  --primary-color: #1565C0;
  --secondary-color: #FFC107;
  --dark-blue: #0D47A1;
  --light-blue: #42A5F5;
  --text-dark: #1a1a1a;
  --text-light: #666666;
  --white: #ffffff;
  --bg-light: #f8f9fa;
  --shadow-sm: 0 2px 8px rgba(21, 101, 192, 0.1);
  --shadow-md: 0 4px 16px rgba(21, 101, 192, 0.15);
  --shadow-lg: 0 8px 32px rgba(21, 101, 192, 0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Video Hero Section */
.video-hero-wrapper {
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%);
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  z-index: 1;
  object-fit: cover;
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(21, 101, 192, 0.85) 0%, rgba(13, 71, 161, 0.9) 100%);
  z-index: 2;
}

/* Navigation */
.navbar {
  padding: 1.5rem 0;
  transition: var(--transition);
  z-index: 1000;
  background: transparent !important;
}

.navbar.scrolled {
  background: rgba(21, 101, 192, 0.98) !important;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: 1rem 0;
}

.navbar-brand {
  color: var(--white) !important;
  font-weight: 700 !important;
  font-size: 1.75rem !important;
  transition: var(--transition);
  letter-spacing: -0.5px;
}

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

.navbar-brand .bi {
  color: var(--secondary-color) !important;
  margin-right: 0.5rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.95) !important;
  font-weight: 500 !important;
  margin: 0 0.75rem;
  padding: 0.5rem 1rem !important;
  position: relative;
  transition: var(--transition);
  font-size: 1rem;
}

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

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

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

.navbar-toggler {
  border: 2px solid rgba(255, 255, 255, 0.8) !important;
  padding: 0.5rem 0.75rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(255, 193, 7, 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, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* Hero Content */
.hero-content {
  z-index: 3;
  animation: fadeInUp 1s ease-out;
}

.hero-content .display-1 {
  font-weight: 800;
  color: var(--white) !important;
  text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
  letter-spacing: -2px;
  line-height: 1.1;
}

.hero-content .lead {
  color: rgba(255, 255, 255, 0.95) !important;
  font-weight: 400;
  text-shadow: 1px 2px 4px rgba(0, 0, 0, 0.2);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  font-weight: 600 !important;
  border-radius: 8px;
  transition: var(--transition);
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.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-primary {
  background: var(--secondary-color) !important;
  color: var(--text-dark) !important;
  box-shadow: 0 4px 16px rgba(255, 193, 7, 0.4);
}

.btn-primary:hover {
  background: #FFB300 !important;
  color: var(--text-dark) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 193, 7, 0.5);
}

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

.btn-outline-primary:hover {
  background: var(--white) !important;
  color: var(--primary-color) !important;
  border-color: var(--white) !important;
  transform: translateY(-2px);
}

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

.btn-sm {
  font-size: 0.875rem !important;
  padding: 0.5rem 1.25rem !important;
}

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

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

/* Service Cards */
.service-card {
  background: var(--white);
  border-radius: 12px;
  transition: var(--transition);
  border: 1px solid rgba(21, 101, 192, 0.1);
  cursor: pointer;
  height: 100%;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.service-card .bi {
  color: var(--primary-color);
  background: linear-gradient(135deg, rgba(21, 101, 192, 0.1) 0%, rgba(255, 193, 7, 0.1) 100%);
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin: 0 auto 1.5rem;
  transition: var(--transition);
}

.service-card:hover .bi {
  background: var(--primary-color);
  color: var(--white) !important;
  transform: rotate(360deg) scale(1.1);
}

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

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg) !important;
}

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

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

.card-body {
  padding: 1.5rem;
}

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

.card-text {
  color: var(--text-light);
}

/* Contact Info Card */
.contact-info-card {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%);
  color: var(--white) !important;
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
}

.contact-info-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(21, 101, 192, 0.3);
}

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

.contact-info-card h5,
.contact-info-card .h5 {
  color: var(--white) !important;
  font-weight: 700;
}

.contact-info-card p,
.contact-info-card a {
  color: rgba(255, 255, 255, 0.9) !important;
}

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

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

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(21, 101, 192, 0.15) !important;
  outline: none;
}

.form-label {
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

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

.form-check-input:focus {
  box-shadow: 0 0 0 0.25rem rgba(21, 101, 192, 0.15) !important;
}

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

.valid-feedback {
  color: #198754 !important;
  font-size: 0.875rem;
}

/* Alerts */
.alert {
  border: none;
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  font-weight: 500;
}

.alert-success {
  background: linear-gradient(135deg, #198754 0%, #157347 100%) !important;
  color: var(--white) !important;
}

.alert-info {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--light-blue) 100%) !important;
  color: var(--white) !important;
}

.alert-warning {
  background: linear-gradient(135deg, var(--secondary-color) 0%, #FFB300 100%) !important;
  color: var(--text-dark) !important;
}

.alert .bi {
  font-size: 1.25rem;
  vertical-align: middle;
}

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

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

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

.bg-success {
  background: #198754 !important;
  color: var(--white) !important;
}

.bg-danger {
  background: #dc3545 !important;
  color: var(--white) !important;
}

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

/* Accordion */
.accordion-item {
  border: 1px solid rgba(21, 101, 192, 0.1) !important;
  border-radius: 8px !important;
  margin-bottom: 1rem;
  overflow: hidden;
}

.accordion-button {
  background: var(--white) !important;
  color: var(--text-dark) !important;
  font-weight: 600;
  padding: 1.25rem 1.5rem;
  font-size: 1.1rem;
  border: none;
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%) !important;
  color: var(--white) !important;
  box-shadow: none;
}

.accordion-button:not(.collapsed) .bi {
  color: var(--secondary-color) !important;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(21, 101, 192, 0.15) !important;
  border: none;
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%231565C0'%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='%23FFC107'%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: var(--white);
  color: var(--text-light);
}

.accordion .bi {
  margin-right: 0.75rem;
  font-size: 1.25rem;
  color: var(--primary-color);
}

/* Table */
.table {
  border-collapse: separate;
  border-spacing: 0;
}

.table thead {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%);
  color: var(--white) !important;
}

.table thead th {
  border: none;
  padding: 1rem;
  font-weight: 600;
  color: var(--white) !important;
}

.table-hover tbody tr {
  transition: var(--transition);
  cursor: pointer;
}

.table-hover tbody tr:hover {
  background: rgba(21, 101, 192, 0.05);
  transform: scale(1.01);
}

.table td {
  padding: 1rem;
  vertical-align: middle;
  border-color: rgba(21, 101, 192, 0.1);
}

/* Class Cells */
.class-cell {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.class-name {
  font-weight: 600;
  color: var(--primary-color);
}

.class-instructor {
  color: var(--text-light);
  font-size: 0.875rem;
}

.class-meta {
  font-size: 0.875rem;
  color: var(--text-light);
}

.class-card-hover {
  transition: var(--transition);
  padding: 1rem;
  border-radius: 8px;
}

.class-card-hover:hover {
  background: rgba(21, 101, 192, 0.05);
  transform: translateX(5px);
}

/* Social Icons */
.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white) !important;
  transition: var(--transition);
  font-size: 1.25rem;
  margin: 0 0.25rem;
}

.social-icon:hover {
  background: var(--secondary-color);
  color: var(--text-dark) !important;
  transform: translateY(-5px) rotate(360deg);
}

/* Footer */
footer {
  background: linear-gradient(135deg, var(--dark-blue) 0%, #0a2e5c 100%);
  color: rgba(255, 255, 255, 0.9) !important;
  padding: 4rem 0 0;
}

footer h5,
footer .h5 {
  color: var(--white) !important;
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.75rem;
}

footer h5::after,
footer .h5::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 3px;
  background: var(--secondary-color);
}

footer a {
  color: rgba(255, 255, 255, 0.8) !important;
  text-decoration: none;
  transition: var(--transition);
  display: inline-block;
}

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

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

footer .bi {
  color: var(--secondary-color);
  margin-right: 0.5rem;
}

.text-muted {
  color: rgba(255, 255, 255, 0.6) !important;
}

/* Carousel */
.carousel-item {
  padding: 2rem;
  text-align: center;
}

.carousel-item img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border: 3px solid var(--secondary-color);
  box-shadow: var(--shadow-md);
}

.carousel-control-prev,
.carousel-control-next {
  width: 50px;
  height: 50px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--primary-color);
  border-radius: 50%;
  opacity: 1;
}

.carousel-control-prev {
  left: -60px;
}

.carousel-control-next {
  right: -60px;
}

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

.carousel-indicators [data-bs-target] {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary-color);
  border: none;
  opacity: 0.5;
}

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

/* Pricing Toggle */
.pricing-toggle {
  background: var(--white);
  border: 2px solid var(--primary-color);
  border-radius: 25px;
  padding: 0.5rem;
  display: inline-flex;
  gap: 0.5rem;
}

.pricing-toggle .btn {
  border-radius: 20px;
  padding: 0.5rem 1.5rem;
  font-size: 0.9rem;
}

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary-color);
  line-height: 1;
}

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

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

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

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

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

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

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

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

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

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

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

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

.fw-semibold {
  font-weight: 600 !important;
}

.display-1 {
  font-size: clamp(2.5rem, 8vw, 5rem) !important;
  font-weight: 800;
}

.display-3 {
  font-size: clamp(2rem, 6vw, 4rem) !important;
  font-weight: 700;
}

.display-4 {
  font-size: clamp(1.75rem, 5vw, 3.5rem) !important;
  font-weight: 700;
}

.display-5 {
  font-size: clamp(1.5rem, 4vw, 3rem) !important;
  font-weight: 700;
}

.display-6 {
  font-size: clamp(1.25rem, 3vw, 2.5rem) !important;
  font-weight: 700;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translate(-50%, -40%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}

@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);
}

/* Loading Spinner */
.spinner-border {
  border-color: var(--primary-color);
  border-right-color: transparent;
}

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

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

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

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

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(21, 101, 192, 0.98);
    padding: 1.5rem;
    border-radius: 8px;
    margin-top: 1rem;
    box-shadow: var(--shadow-lg);
  }
  
  .navbar-nav .nav-link {
    padding: 0.75rem 1rem !important;
    margin: 0.25rem 0;
    border-radius: 6px;
  }
  
  .navbar-nav .nav-link:hover {
    background: rgba(255, 193, 7, 0.1);
  }
  
  .hero-content .display-1 {
    font-size: 2.5rem !important;
  }
  
  .hero-content .lead {
    font-size: 1.1rem !important;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 0.9rem !important;
  }
  
  section {
    padding: 3rem 0;
  }
  
  .py-5 {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }
  
  .carousel-control-prev,
  .carousel-control-next {
    width: 40px;
    height: 40px;
  }
  
  .carousel-control-prev {
    left: 10px;
  }
  
  .carousel-control-next {
    right: 10px;
  }
}

@media (max-width: 767.98px) {
  .video-hero-wrapper {
    min-height: 500px;
  }
  
  .hero-content {
    padding: 1rem;
  }
  
  .d-flex.gap-3 {
    gap: 0.75rem !important;
  }
  
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
  }
  
  .service-card {
    margin-bottom: 1.5rem;
  }
  
  .contact-info-card {
    margin-bottom: 2rem;
  }
  
  footer h5::after,
  footer .h5::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .table-responsive {
    font-size: 0.875rem;
  }
  
  .price-amount {
    font-size: 2rem;
  }
}

@media (max-width: 575.98px) {
  .navbar-brand {
    font-size: 1.25rem !important;
  }
  
  .hero-content .display-1 {
    font-size: 2rem !important;
    letter-spacing: -1px;
  }
  
  .hero-content .lead {
    font-size: 1rem !important;
  }
  
  .btn-lg {
    width: 100%;
    padding: 0.75rem 1rem !important;
  }
  
  .d-flex.gap-3.flex-wrap {
    flex-direction: column !important;
  }
  
  .service-card .bi {
    width: 60px;
    height: 60px;
    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;
  }
  
  .accordion-button {
    font-size: 1rem;
    padding: 1rem;
  }
  
  .card-body {
    padding: 1rem;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .btn,
  footer,
  .carousel-control-prev,
  .carousel-control-next {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    color: #000;
  }
  
  a {
    color: #000 !important;
    text-decoration: underline;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .btn-primary {
    background: #000 !important;
    color: #fff !important;
  }
  
  .text-muted {
    color: #666 !important;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}