/* Architecture Studio - Dynamic Blue & Amber Theme */

:root {
  --primary-color: #1E88E5;
  --secondary-color: #FFC107;
  --primary-dark: #1565C0;
  --secondary-dark: #FFA000;
  --text-dark: #212529;
  --text-light: #6c757d;
  --bg-light: #f8f9fa;
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  --transition: all 0.3s ease;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.display-1, .display-2, .display-3, .display-4, .display-5 {
  font-weight: 800 !important;
}

/* Navigation */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
  padding: 1rem 0;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.navbar-brand {
  font-size: 1.5rem !important;
  color: #ffffff !important;
  transition: var(--transition);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

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

.navbar-brand .bi {
  color: var(--secondary-color) !important;
  margin-right: 0.5rem;
  font-size: 1.8rem;
}

.navbar-toggler {
  border: 2px solid #ffffff !important;
  padding: 0.5rem 0.75rem;
}

.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(255, 255, 255, 1)' 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 !important;
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  transition: var(--transition);
  position: relative;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--secondary-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: #ffffff !important;
  transform: translateY(-2px);
}

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

.nav-link.active {
  color: var(--secondary-color) !important;
  font-weight: 600 !important;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, #0D47A1 100%);
  position: relative;
  padding-top: 80px;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)" /></svg>');
  opacity: 0.3;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

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

.hero-section .text-white {
  color: #ffffff !important;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.4);
}

.hero-section .d-inline-block {
  background: rgba(255, 193, 7, 0.2);
  backdrop-filter: blur(10px);
  animation: pulse 2s ease-in-out infinite;
}

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

.hero-section .bi {
  color: var(--secondary-color) !important;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.hero-section .lead {
  font-size: 1.25rem !important;
  font-weight: 400 !important;
  max-width: 700px;
  color: rgba(255, 255, 255, 0.95) !important;
}

/* Buttons */
.btn {
  font-weight: 600 !important;
  border-radius: 50px !important;
  transition: var(--transition) !important;
  border: none !important;
  text-transform: uppercase;
  letter-spacing: 1px;
  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: 1rem 2.5rem !important;
  font-size: 1.1rem !important;
}

.btn-sm {
  padding: 0.5rem 1.5rem !important;
  font-size: 0.9rem !important;
}

.floating-cta {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%) !important;
  color: var(--text-dark) !important;
  box-shadow: 0 8px 25px rgba(255, 193, 7, 0.4) !important;
  animation: float 3s ease-in-out infinite;
}

.floating-cta:hover {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%) !important;
  color: var(--text-dark) !important;
  transform: translateY(-5px) !important;
  box-shadow: 0 12px 35px rgba(255, 193, 7, 0.6) !important;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
  color: #ffffff !important;
  box-shadow: 0 4px 15px rgba(30, 136, 229, 0.4) !important;
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%) !important;
  color: #ffffff !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 20px rgba(30, 136, 229, 0.6) !important;
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%) !important;
  color: var(--text-dark) !important;
  box-shadow: 0 4px 15px rgba(255, 193, 7, 0.4) !important;
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%) !important;
  color: var(--text-dark) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 20px rgba(255, 193, 7, 0.6) !important;
}

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

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

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

.btn-group .btn:first-child {
  border-top-left-radius: 50px !important;
  border-bottom-left-radius: 50px !important;
}

.btn-group .btn:last-child {
  border-top-right-radius: 50px !important;
  border-bottom-right-radius: 50px !important;
}

/* Cards */
.card {
  border-radius: 15px !important;
  transition: var(--transition) !important;
  overflow: hidden;
  background: #ffffff;
}

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

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

.card.shadow-sm {
  box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.1) !important;
}

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

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

.card-body {
  padding: 2rem;
}

.card-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
  color: #ffffff !important;
  border: none !important;
  padding: 1.5rem !important;
  font-weight: 600 !important;
}

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

.card-text {
  color: var(--text-light) !important;
  line-height: 1.8;
}

.card .bi {
  color: var(--secondary-color) !important;
  font-size: 2.5rem;
  transition: var(--transition);
}

.card:hover .bi {
  transform: scale(1.2) rotate(10deg);
}

/* Program Cards */
.program-card {
  height: 400px;
  perspective: 1000px;
  cursor: pointer;
}

.program-front,
.program-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  transition: transform 0.6s;
  border-radius: 15px;
  overflow: hidden;
}

.program-front {
  background: #ffffff;
}

.program-back {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: #ffffff !important;
  transform: rotateY(180deg);
}

.program-card:hover .program-front {
  transform: rotateY(-180deg);
}

.program-card:hover .program-back {
  transform: rotateY(0);
}

.card-img-top {
  height: 200px;
  object-fit: cover;
  transition: var(--transition);
}

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

/* Class Cards */
.class-card {
  border-left: 4px solid var(--primary-color) !important;
  transition: var(--transition);
}

.class-card:hover {
  border-left-width: 8px !important;
  transform: translateX(5px);
}

.class-card.border-start {
  border-left-width: 4px !important;
}

.class-card.border-4 {
  border-left-width: 4px !important;
}

.bg-success {
  background-color: #28a745 !important;
}

.bg-danger {
  background-color: #dc3545 !important;
}

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

/* Schedule Grid */
.schedule-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Badges */
.badge {
  padding: 0.5rem 1rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
}

.badge.bg-success {
  background-color: #28a745 !important;
  color: #ffffff !important;
}

.badge.bg-danger {
  background-color: #dc3545 !important;
  color: #ffffff !important;
}

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

/* Forms */
.form-control,
.form-select {
  border-radius: 10px !important;
  border: 2px solid #dee2e6 !important;
  padding: 0.75rem 1rem !important;
  transition: var(--transition) !important;
  background-color: #ffffff !important;
  color: var(--text-dark) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(30, 136, 229, 0.25) !important;
  outline: none !important;
}

.form-control-lg {
  font-size: 1.1rem !important;
  padding: 1rem 1.25rem !important;
}

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

.form-check-input {
  width: 1.5rem !important;
  height: 1.5rem !important;
  border: 2px solid var(--primary-color) !important;
  cursor: pointer !important;
}

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

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

.invalid-feedback {
  display: none;
  color: #dc3545 !important;
  font-size: 0.9rem !important;
  margin-top: 0.25rem !important;
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #dc3545 !important;
}

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

/* Alerts */
.alert {
  border-radius: 10px !important;
  padding: 1.25rem !important;
  border: none !important;
  animation: slideInDown 0.5s ease;
}

@keyframes slideInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.alert-success {
  background-color: rgba(40, 167, 69, 0.1) !important;
  color: #155724 !important;
  border-left: 4px solid #28a745 !important;
}

.alert .bi {
  font-size: 1.5rem;
  margin-right: 0.5rem;
  vertical-align: middle;
}

/* Accordion */
.accordion {
  border-radius: 15px !important;
  overflow: hidden;
}

.accordion-item {
  border: none !important;
  margin-bottom: 1rem;
  border-radius: 10px !important;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.accordion-button {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  padding: 1.25rem 1.5rem !important;
  border: none !important;
  font-size: 1.1rem !important;
}

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

.accordion-button:focus {
  box-shadow: none !important;
  border: none !important;
}

.accordion-button::after {
  filter: brightness(0) invert(1);
}

.accordion-button.collapsed .bi {
  color: var(--secondary-color) !important;
}

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

.accordion-body {
  padding: 1.5rem !important;
  background: #ffffff !important;
  color: var(--text-dark) !important;
  line-height: 1.8;
}

.accordion-collapse {
  border: none !important;
}

/* Icons */
.bi {
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}

.bi-lightning-charge-fill,
.bi-lightning-fill {
  color: var(--secondary-color) !important;
}

.bi-clock-history,
.bi-clock,
.bi-clock-fill {
  color: var(--primary-color) !important;
}

.bi-check-circle,
.bi-check-circle-fill,
.bi-check2 {
  color: #28a745 !important;
}

.bi-star-fill {
  color: var(--secondary-color) !important;
}

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

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

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

.bg-light {
  background-color: #f8f9fa !important;
}

.bg-white {
  background-color: #ffffff !important;
}

.privacy-hero {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  padding: 6rem 0 4rem;
  color: #ffffff !important;
}

.privacy-hero .text-white {
  color: #ffffff !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.privacy-hero .bi {
  color: var(--secondary-color) !important;
}

/* Images */
.img-fluid {
  max-width: 100%;
  height: auto;
  transition: var(--transition);
}

.rounded {
  border-radius: 15px !important;
}

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

img:hover {
  transform: scale(1.05);
}

/* Scroll Indicator */
.bi-chevron-down {
  animation: bounce 2s infinite;
  color: #ffffff !important;
  font-size: 2rem !important;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

/* Footer */
footer {
  background: linear-gradient(135deg, #0D47A1 0%, var(--primary-dark) 50%, var(--primary-color) 100%);
  color: rgba(255, 255, 255, 0.9) !important;
  padding: 3rem 0 1rem;
}

footer h2,
footer h3,
footer h4,
footer h5 {
  color: #ffffff !important;
  margin-bottom: 1rem;
}

footer .text-white {
  color: #ffffff !important;
}

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

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

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) !important;
  margin-right: 0.5rem;
}

footer .bi-facebook:hover,
footer .bi-instagram:hover,
footer .bi-twitter:hover,
footer .bi-youtube:hover {
  transform: scale(1.3);
}

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

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

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

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

.text-white {
  color: #ffffff !important;
}

.text-danger {
  color: #dc3545 !important;
}

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

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

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

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

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

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

.position-sticky {
  position: sticky !important;
  top: 80px;
}

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

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

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

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

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

.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;
}

.justify-content-between {
  justify-content: space-between !important;
}

.justify-content-md-start {
  justify-content: flex-start !important;
}

.justify-content-md-end {
  justify-content: flex-end !important;
}

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

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

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

.text-md-start {
  text-align: left !important;
}

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

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

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

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

.mx-auto {
  margin-left: auto !important;
  margin-right: auto !important;
}

.ms-auto {
  margin-left: auto !important;
}

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

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

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

.ms-4 {
  margin-left: 1.5rem !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;
}

.mt-lg-0 {
  margin-top: 0 !important;
}

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

.mb-2 {
  margin-bottom: 0.5rem !important;
}

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

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

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

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

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

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

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

.p-3 {
  padding: 1rem !important;
}

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

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

.px-3 {
  padding-left: 1rem !important;
  padding-right: 1rem !important;
}

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

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

.py-2 {
  padding-top: 0.5rem !important;
  padding-bottom: 0.5rem !important;
}

.py-3 {
  padding-top: 1rem !important;
  padding-bottom: 1rem !important;
}

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

.pt-3 {
  padding-top: 1rem !important;
}

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

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

.ps-lg-4 {
  padding-left: 1.5rem !important;
}

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

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

.gap-4 {
  gap: 1.5rem !important;
}

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

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

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

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

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

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

.shadow-sm {
  box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.1) !important;
}

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

.fs-4 {
  font-size: 1.5rem !important;
}

.small {
  font-size: 0.875rem !important;
}

.mb-1 {
  margin-bottom: 0.25rem !important;
}

.me-1 {
  margin-right: 0.25rem !important;
}

.order-md-1 {
  order: 1 !important;
}

.order-md-2 {
  order: 2 !important;
}

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

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

.g-3 {
  gap: 1rem;
}

.g-4 {
  gap: 1.5rem;
}

.col-12,
.col-md-3,
.col-md-4,
.col-md-6,
.col-lg-2,
.col-lg-3,
.col-lg-4,
.col-lg-5,
.col-lg-6,
.col-lg-7,
.col-lg-8,
.col-lg-10 {
  position: relative;
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
}

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

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

@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);
  }
}

.fade-in {
  animation: fadeIn 1s ease;
}

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

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

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

/* Responsive Design */
@media (min-width: 576px) {
  .container {
    max-width: 540px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 720px;
  }
  
  .col-md-3 {
    flex: 0 0 25%;
    max-width: 25%;
  }
  
  .col-md-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }
  
  .col-md-6 {
    flex: 0 0 50%;
    max-width: 50%;
  }
  
  .d-md-block {
    display: block !important;
  }
  
  .text-md-start {
    text-align: left !important;
  }
  
  .text-md-end {
    text-align: right !important;
  }
}

@media (min-width: 992px) {
  .container {
    max-width: 960px;
  }
  
  .col-lg-2 {
    flex: 0 0 16.666667%;
    max-width: 16.666667%;
  }
  
  .col-lg-3 {
    flex: 0 0 25%;
    max-width: 25%;
  }
  
  .col-lg-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }
  
  .col-lg-5 {
    flex: 0 0 41.666667%;
    max-width: 41.666667%;
  }
  
  .col-lg-6 {
    flex: 0 0 50%;
    max-width: 50%;
  }
  
  .col-lg-7 {
    flex: 0 0 58.333333%;
    max-width: 58.333333%;
  }
  
  .col-lg-8 {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
  }
  
  .col-lg-10 {
    flex: 0 0 83.333333%;
    max-width: 83.333333%;
  }
  
  .d-lg-block {
    display: block !important;
  }
  
  .text-lg-end {
    text-align: right !important;
  }
  
  .mt-lg-0 {
    margin-top: 0 !important;
  }
  
  .mb-lg-0 {
    margin-bottom: 0 !important;
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }
}

@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }
}

/* Mobile Specific */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(30, 136, 229, 0.98);
    padding: 1rem;
    border-radius: 10px;
    margin-top: 1rem;
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
  }
  
  .hero-section {
    min-height: 80vh;
  }
  
  .display-1 {
    font-size: 3rem !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;
  }
  
  section {
    padding: 3rem 0;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 1rem !important;
  }
  
  .card-body {
    padding: 1.5rem;
  }
}

@media (max-width: 575.98px) {
  .hero-section {
    min-height: 70vh;
  }
  
  .display-1 {
    font-size: 2.5rem !important;
  }
  
  .display-2 {
    font-size: 2rem !important;
  }
  
  .lead {
    font-size: 1rem !important;
  }
  
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
  }
  
  section {
    padding: 2rem 0;
  }
}

/* Accessibility */
*:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

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

/* Print Styles */
@media print {
  .navbar,
  .btn,
  footer {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    color: #000;
  }
  
  .container {
    max-width: 100%;
  }
}