/* Architecture Studio - Thunder Blue & Lightning Gold Theme */

/* ===== ROOT VARIABLES ===== */
:root {
  --primary-color: #1976D2;
  --secondary-color: #FFC107;
  --dark-blue: #0D47A1;
  --light-blue: #42A5F5;
  --dark-gold: #FFA000;
  --light-gold: #FFD54F;
  --text-dark: #212529;
  --text-light: #f8f9fa;
  --shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --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-in-out;
}

/* ===== GLOBAL STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

/* ===== BOOTSTRAP OVERRIDES ===== */
.btn-primary {
  background-color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--dark-blue) !important;
  border-color: var(--dark-blue) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 0.5rem 1.5rem rgba(25, 118, 210, 0.4) !important;
}

.btn-warning {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: var(--text-dark) !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}

.btn-warning:hover,
.btn-warning:focus {
  background-color: var(--dark-gold) !important;
  border-color: var(--dark-gold) !important;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 0.5rem 1.5rem rgba(255, 193, 7, 0.4) !important;
}

.btn-outline-primary {
  border-color: var(--primary-color) !important;
  color: var(--primary-color) !important;
  background-color: transparent !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}

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

.btn-outline-light {
  border-color: #ffffff !important;
  color: #ffffff !important;
  background-color: transparent !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
  border-width: 2px !important;
}

.btn-outline-light:hover,
.btn-outline-light:focus {
  background-color: #ffffff !important;
  border-color: #ffffff !important;
  color: var(--primary-color) !important;
  transform: translateY(-2px);
}

.btn-light {
  background-color: #ffffff !important;
  border-color: #ffffff !important;
  color: var(--primary-color) !important;
  font-weight: 600 !important;
  transition: var(--transition) !important;
}

.btn-light:hover,
.btn-light:focus {
  background-color: var(--text-light) !important;
  border-color: var(--text-light) !important;
  color: var(--dark-blue) !important;
  transform: translateY(-2px);
}

.btn {
  border-radius: 8px !important;
  transition: var(--transition) !important;
}

.btn-lg {
  font-size: 1.1rem !important;
  padding: 0.875rem 2rem !important;
}

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

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

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

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

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

.badge {
  font-weight: 600 !important;
  letter-spacing: 0.5px;
}

.badge.bg-primary {
  background-color: var(--primary-color) !important;
  color: #ffffff !important;
}

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

/* ===== NAVBAR ===== */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 100%) !important;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  padding: 1rem 0;
  transition: var(--transition);
  z-index: 1030;
}

.navbar.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 2px 30px rgba(0, 0, 0, 0.2);
}

.navbar-brand {
  font-size: 1.5rem !important;
  color: #ffffff !important;
  font-weight: 700 !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition);
}

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

.navbar-brand .bi-lightning-charge-fill {
  color: var(--secondary-color) !important;
  animation: lightning-pulse 2s infinite;
}

@keyframes lightning-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.1); }
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  border-radius: 6px;
  transition: var(--transition) !important;
  position: relative;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link:focus {
  color: var(--secondary-color) !important;
  background-color: rgba(255, 255, 255, 0.1) !important;
  transform: translateY(-2px);
}

.navbar-dark .navbar-nav .nav-link.active {
  color: var(--secondary-color) !important;
  background-color: rgba(255, 255, 255, 0.15) !important;
  font-weight: 600 !important;
}

.navbar-dark .navbar-nav .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%);
}

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

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

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem 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 SECTION ===== */
.position-relative.vh-100 {
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--primary-color) 100%);
  position: relative;
  overflow: hidden;
}

.position-relative.vh-100::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

.position-relative.vh-100 .container {
  position: relative;
  z-index: 2;
}

.position-relative.vh-100 .object-fit-cover {
  filter: brightness(0.7);
  object-fit: cover;
}

.display-1 {
  font-weight: 800 !important;
  line-height: 1.2 !important;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1s ease-out;
}

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

.fs-4 {
  font-weight: 400 !important;
  text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
  animation: fadeInUp 1.2s ease-out;
}

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

.animate-bounce {
  animation: bounce 2s infinite;
}

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

.bi-chevron-down {
  color: var(--secondary-color) !important;
}

/* ===== CARDS ===== */
.card {
  border: none !important;
  border-radius: 12px !important;
  transition: var(--transition) !important;
  overflow: hidden;
  background: #ffffff;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.2) !important;
}

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

.card.border-0 {
  box-shadow: var(--shadow);
}

.card .rounded-circle {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--primary-color), var(--light-blue));
  color: #ffffff !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: var(--transition);
}

.card:hover .rounded-circle {
  transform: scale(1.1) rotate(360deg);
  background: linear-gradient(135deg, var(--secondary-color), var(--dark-gold));
}

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

.card-text {
  color: #6c757d !important;
  line-height: 1.8;
}

/* ===== TRAINER/TEAM CARDS ===== */
.trainer-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px !important;
  transition: var(--transition) !important;
}

.trainer-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 1.5rem 3rem rgba(0, 0, 0, 0.25) !important;
}

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

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

.trainer-card .badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  background-color: var(--secondary-color) !important;
  color: var(--text-dark) !important;
  padding: 0.5rem 1rem !important;
  font-size: 0.875rem !important;
}

/* ===== HOVER LIFT EFFECT ===== */
.hover-lift {
  transition: var(--transition) !important;
}

.hover-lift:hover {
  transform: translateY(-5px) !important;
  box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.15) !important;
}

/* ===== IMAGE STYLES ===== */
.img-fluid {
  border-radius: 12px;
  transition: var(--transition);
}

.img-fluid:hover {
  transform: scale(1.02);
}

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

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

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

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

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

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

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

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

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

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

.bi-check-lg,
.bi-check-circle-fill {
  color: var(--primary-color) !important;
}

.bi-patch-check-fill {
  color: var(--primary-color) !important;
}

/* ===== TIMELINE ===== */
.timeline-container {
  position: relative;
  padding: 2rem 0;
}

.timeline-item {
  margin-bottom: 3rem;
  position: relative;
}

.timeline-content {
  padding: 1.5rem;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.timeline-content:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.timeline-badge {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--light-blue));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff !important;
  font-size: 1.5rem;
  position: relative;
  z-index: 10;
  box-shadow: 0 0 0 4px #ffffff, 0 0 0 8px var(--primary-color);
  margin: 0 auto;
}

/* ===== FORMS ===== */
.form-control,
.form-select {
  border: 2px solid #dee2e6 !important;
  border-radius: 8px !important;
  padding: 0.75rem 1rem !important;
  font-size: 1rem !important;
  transition: var(--transition) !important;
  color: var(--text-dark) !important;
  background-color: #ffffff !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.2rem rgba(25, 118, 210, 0.25) !important;
  outline: none !important;
}

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

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

.invalid-feedback {
  color: #dc3545 !important;
  font-size: 0.875rem !important;
  margin-top: 0.25rem !important;
}

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

.form-check-input {
  border: 2px solid #dee2e6 !important;
  width: 1.25rem !important;
  height: 1.25rem !important;
  margin-top: 0.125rem !important;
  cursor: pointer !important;
}

.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 0.2rem rgba(25, 118, 210, 0.25) !important;
}

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

.needs-validation .form-control:valid {
  border-color: #28a745 !important;
}

/* ===== ALERTS ===== */
.alert {
  border: none !important;
  border-radius: 8px !important;
  padding: 1rem 1.5rem !important;
  font-weight: 500 !important;
}

.alert-warning {
  background-color: #fff3cd !important;
  color: #856404 !important;
}

.alert .bi {
  margin-right: 0.5rem;
}

/* ===== TABLES ===== */
.table-responsive {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.table {
  margin-bottom: 0 !important;
  color: var(--text-dark) !important;
}

.table thead {
  background: linear-gradient(135deg, var(--primary-color), var(--dark-blue)) !important;
  color: #ffffff !important;
}

.table thead th {
  border: none !important;
  padding: 1rem !important;
  font-weight: 600 !important;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.5px;
}

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

.table-hover tbody tr:hover {
  background-color: rgba(25, 118, 210, 0.05) !important;
  transform: scale(1.01);
}

.table tbody td {
  padding: 1rem !important;
  vertical-align: middle !important;
  border-bottom: 1px solid #dee2e6 !important;
}

/* ===== ACCORDION ===== */
.accordion {
  border-radius: 12px;
  overflow: hidden;
}

.accordion-item {
  border: none !important;
  margin-bottom: 1rem;
  border-radius: 8px !important;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

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

.accordion-button:hover {
  background-color: var(--dark-blue) !important;
}

.accordion-button:focus {
  box-shadow: 0 0 0 0.2rem rgba(25, 118, 210, 0.25) !important;
  border: none !important;
}

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

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

.accordion-button.collapsed {
  background-color: #f8f9fa !important;
  color: var(--text-dark) !important;
}

.accordion-button.collapsed::after {
  filter: none;
}

/* ===== CAROUSEL ===== */
.carousel {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.carousel-item {
  transition: transform 0.6s ease-in-out;
}

.carousel-item img {
  height: 500px;
  object-fit: cover;
  filter: brightness(0.8);
}

.carousel-control-prev,
.carousel-control-next {
  width: 5% !important;
  opacity: 0.8 !important;
  transition: var(--transition) !important;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
  opacity: 1 !important;
}

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

/* ===== CLASS SCHEDULE SECTIONS ===== */
.class-day-section {
  background: #ffffff;
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--primary-color);
}

.class-card {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  border-radius: 8px;
  padding: 1.25rem;
  margin: 0.5rem 0;
  border: 2px solid #e9ecef;
  transition: var(--transition);
}

.class-card:hover {
  transform: translateX(10px);
  border-color: var(--primary-color);
  box-shadow: var(--shadow);
}

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

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

.bi-circle-fill {
  font-size: 0.5rem;
}

/* ===== BACKGROUND COLORS ===== */
.bg-light {
  background-color: #f8f9fa !important;
}

.bg-dark {
  background-color: #212529 !important;
}

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

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

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

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

/* ===== FOOTER ===== */
footer {
  background: linear-gradient(135deg, var(--dark-blue) 0%, #0a1929 100%) !important;
  color: rgba(255, 255, 255, 0.9) !important;
}

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

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 h5,
footer h4 {
  color: #ffffff !important;
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
}

footer .border-top,
footer .border-bottom {
  border-color: rgba(255, 255, 255, 0.1) !important;
}

footer .small {
  font-size: 0.875rem !important;
  opacity: 0.8;
}

/* ===== SOCIAL MEDIA ICONS ===== */
.bi-facebook,
.bi-instagram,
.bi-twitter,
.bi-youtube {
  font-size: 1.5rem;
  transition: var(--transition);
}

.bi-facebook:hover {
  color: #1877f2 !important;
  transform: scale(1.2);
}

.bi-instagram:hover {
  color: #e4405f !important;
  transform: scale(1.2);
}

.bi-twitter:hover {
  color: #1da1f2 !important;
  transform: scale(1.2);
}

.bi-youtube:hover {
  color: #ff0000 !important;
  transform: scale(1.2);
}

/* ===== RATIO (VIDEO EMBEDS) ===== */
.ratio {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.ratio iframe {
  border: none;
}

/* ===== UTILITY CLASSES ===== */
.fw-bold {
  font-weight: 700 !important;
}

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

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

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

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

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

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

.py-4 {
  padding-top: 2rem !important;
  padding-bottom: 2rem !important;
}

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

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

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

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

/* ===== DISPLAY UTILITIES ===== */
.d-flex {
  display: flex !important;
}

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

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

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

.flex-grow-1 {
  flex-grow: 1 !important;
}

/* ===== ANIMATION CLASSES ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

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

/* ===== SCROLL ANIMATIONS ===== */
.scroll-animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-animate.active {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(13, 71, 161, 0.98);
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 8px;
  }
  
  .navbar-nav {
    gap: 0.5rem;
  }
  
  .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;
  }
  
  .vh-100 {
    min-height: 100vh;
    height: auto;
    padding: 100px 0 50px;
  }
  
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 1rem !important;
  }
  
  .carousel-item img {
    height: 300px;
  }
  
  .timeline-badge {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }
  
  .card-body {
    padding: 1.5rem !important;
  }
}

@media (max-width: 767.98px) {
  .display-1 {
    font-size: 2rem !important;
  }
  
  .fs-4 {
    font-size: 1rem !important;
  }
  
  .py-5 {
    padding-top: 2rem !important;
    padding-bottom: 2rem !important;
  }
  
  .px-4 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  .btn-lg {
    width: 100%;
    margin-bottom: 1rem;
  }
  
  .gap-3 {
    gap: 0.5rem !important;
  }
  
  .card .rounded-circle {
    width: 60px;
    height: 60px;
  }
  
  .trainer-card .card-img-top {
    height: 250px;
  }
  
  .carousel-item img {
    height: 200px;
  }
  
  .table thead th,
  .table tbody td {
    padding: 0.75rem !important;
    font-size: 0.875rem;
  }
}

@media (max-width: 575.98px) {
  .navbar-brand {
    font-size: 1.25rem !important;
  }
  
  .display-1 {
    font-size: 1.75rem !important;
  }
  
  .display-3 {
    font-size: 1.5rem !important;
  }
  
  .h4,
  h4 {
    font-size: 1.25rem !important;
  }
  
  .card-body {
    padding: 1rem !important;
  }
  
  .accordion-button {
    padding: 1rem !important;
    font-size: 0.875rem;
  }
  
  .accordion-body {
    padding: 1rem !important;
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .navbar,
  .btn,
  footer {
    display: none !important;
  }
  
  body {
    font-size: 12pt;
    color: #000;
  }
  
  .card {
    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 {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

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

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--primary-color), var(--dark-blue));
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--dark-blue), var(--primary-color));
}

/* ===== LOADING SPINNER ===== */
.spinner-border {
  border-color: var(--primary-color) !important;
  border-right-color: transparent !important;
}

/* ===== SELECTION COLOR ===== */
::selection {
  background-color: var(--secondary-color);
  color: var(--text-dark);
}

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