:root {
  --primary-color: #2563EB;
  --secondary-color: #1D4ED8;
  --accent-color: #F97316;
  --gray-dark: #111827;
  --gray-medium: #4B5563;
  --gray-light: #D1D5DB;
  --white: #FFFFFF;
  --black: #0B1120;
  --background-light: #F8FAFC;
  --background-dark: #0F172A;

  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  --font-size-xs: 0.75rem; 
  --font-size-sm: 0.875rem; 
  --font-size-base: 1rem; 
  --font-size-lg: 1.125rem; 
  --font-size-xl: 1.25rem; 
  --font-size-2xl: 1.5rem; 
  --font-size-3xl: 1.875rem; 
  --font-size-4xl: 2.25rem; 
  --font-size-5xl: 3rem; 
  --line-height-base: 1.5;
  --line-height-heading: 1.2;

  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;

  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  --navbar-height: 76px;
  --navbar-height-mobile: 64px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-light: #0F172A;
    --white: #E2E8F0;
    --gray-dark: #E2E8F0;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  line-height: 1.15; 
  -webkit-text-size-adjust: 100%; 
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--gray-dark);
  background-color: var(--background-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: var(--navbar-height-mobile);
}

main { 
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  margin-top: 0;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-heading);
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-normal);
}

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

img {
  vertical-align: middle;
  border-style: none;
  max-width: 100%;
  height: auto;
}

button,
input,
optgroup,
select,
textarea {
  font-family: inherit; 
  font-size: 100%; 
  line-height: 1.15; 
  margin: 0; 
  border: none;
  outline: none;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button; 
}

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0; 
}

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText; 
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

.lead {
  font-size: var(--font-size-lg);
  font-weight: 400;
}

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

.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-white { color: var(--white) !important; }
.text-white-50 { color: rgba(255, 255, 255, 0.7) !important; }

.container-custom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.pt-1 { padding-top: var(--spacing-sm); }
.pt-2 { padding-top: var(--spacing-md); }
.pt-3 { padding-top: var(--spacing-lg); }
.pb-1 { padding-bottom: var(--spacing-sm); }
.pb-2 { padding-bottom: var(--spacing-md); }
.pb-3 { padding-bottom: var(--spacing-lg); }

.d-flex { display: flex; }
.flex-column { flex-direction: column; }
.justify-content-center { justify-content: center; }
.align-items-center { align-items: center; }
.flex-1 { flex: 1; }

.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  border-radius: var(--border-radius-md);
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

.btn-primary:hover {
  background-color: var(--secondary-color);
  border-color: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--gray-medium);
  color: var(--white);
  border-color: var(--gray-medium);
}

.btn-secondary:hover {
  background-color: var(--gray-dark);
  border-color: var(--gray-dark);
}

.btn-outline-primary {
  background-color: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: var(--white);
}

.bg-light {
  background-color: #EEF2FF !important;
}

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

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

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

.bg-gradient {
  background: linear-gradient(135deg, var(--secondary-color), var(--primary-color)) !important;
}

.card {
  background: var(--white);
  border: 1px solid rgba(17, 24, 39, 0.08);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  height: 100%;
}

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

.card-header {
  padding: var(--spacing-lg);
  background: transparent;
  border-bottom: 1px solid var(--gray-light);
}

.card-body {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--gray-dark);
}

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

.row[class*='g-'] > [class*='col-']:has([class*='card']) {
  display: flex !important;
  flex-direction: column !important;
}

[class*='card'] {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.form-control {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--gray-dark);
  background-color: var(--white);
  border: 1px solid rgba(17, 24, 39, 0.12);
  border-radius: var(--border-radius-sm);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-control:focus {
  color: var(--gray-dark);
  background-color: var(--white);
  border-color: var(--primary-color);
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.2);
}

.form-label {
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--gray-dark);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.navbar {
  background-color: rgba(255, 255, 255, 0.9) !important;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  backdrop-filter: blur(12px);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-color) !important;
}

.nav-link {
  color: var(--black) !important;
  font-weight: 500;
  padding: var(--spacing-md) var(--spacing-lg) !important;
  transition: color var(--transition-normal);
}

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

.navbar-light .navbar-nav .nav-link,
.navbar .navbar-nav .nav-link {
  color: var(--black) !important;
}

.navbar-light .navbar-nav .nav-link.active,
.navbar-light .navbar-nav .nav-link.show,
.navbar-light .navbar-nav .nav-link:focus {
  color: var(--primary-color) !important;
  font-weight: 600;
}

.navbar-toggler {
  border: 1px solid var(--gray-light);
}

.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%2821, 37, 63, 0.75%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.navbar-dark .navbar-brand,
.navbar-dark .nav-link {
  color: var(--white) !important;
}

.navbar-dark .nav-link:hover {
  color: var(--primary-color) !important;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('../images/hero-bg.jpg') center/cover no-repeat;
  color: var(--gray-dark);
}

.hero-content {
  z-index: 2;
  max-width: 800px;
  padding: var(--spacing-3xl) 0;
}

.hero h1 {
  font-size: clamp(var(--font-size-4xl), 5vw, var(--font-size-5xl));
  margin-bottom: var(--spacing-lg);
  color: inherit;
  text-shadow: 0 4px 16px rgba(15, 23, 42, 0.2);
}

.hero .lead {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-2xl);
  color: var(--gray-medium);
  text-shadow: 0 3px 12px rgba(15, 23, 42, 0.12);
}

.hero--overlay {
  color: var(--white);
}

.hero--overlay .lead {
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 8px 28px rgba(2, 6, 23, 0.6), 0 3px 12px rgba(15, 23, 42, 0.4);
}

.hero--overlay h1 {
  text-shadow: 0 10px 32px rgba(2, 6, 23, 0.65), 0 4px 14px rgba(15, 23, 42, 0.42);
}

.hero .text-white,
.hero .text-white h1,
.hero .text-white .lead,
.hero.text-white,
.hero.text-white h1,
.hero.text-white .lead {
  color: var(--white) !important;
}

.hero .text-white-50 {
  color: rgba(255, 255, 255, 0.7) !important;
}

.hero.bg-light {
  background: var(--background-light) !important;
  color: var(--gray-dark);
}

.hero.bg-light .lead {
  color: var(--gray-medium);
  text-shadow: 0 3px 10px rgba(15, 23, 42, 0.1);
}

.hero.bg-light h1 {
  text-shadow: 0 6px 18px rgba(15, 23, 42, 0.18);
}

footer {
  background: linear-gradient(135deg, var(--secondary-color), var(--black));
  color: var(--white);
  padding: var(--spacing-2xl) 0;
}

.footer-link {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-normal);
}

.footer-link:hover {
  color: var(--accent-color);
}

@media (min-width: 576px) {
  .container-custom { padding: 0 var(--spacing-lg); }
}

@media (min-width: 768px) {
  
  .hero { min-height: 80vh; }
}

@media (min-width: 1024px) {
  
  .container-custom { max-width: 1000px; }
  .nav-link { padding: var(--spacing-lg) var(--spacing-2xl) !important; }
}

@media (min-width: 992px) {
  body {
    padding-top: var(--navbar-height);
  }
}

@media (max-width: 768px) {
  .card { margin-bottom: var(--spacing-md); }
  .btn { width: 100%; margin-bottom: var(--spacing-sm); }
}

* {
  transition: all var(--transition-normal);
}

.btn:focus,
.card:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.hidden { display: none !important; }
.visible { display: block !important; }

[data-aos] {
  transition-property: transform, opacity;
}

.fancybox__container {
  --fancybox-accent-color: var(--primary-color);
}

.fancybox__container h3 {
  color: var(--gray-dark);
  margin-bottom: var(--spacing-md);
}

.swiper {
  margin-bottom: var(--spacing-lg);
}

.swiper-slide {
  height: auto;
}

.lazyload,
.lazyloading {
  opacity: 0.5;
  transition: opacity var(--transition-normal);
}

.lazyloaded {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
}

@media (prefers-contrast: high) {
  :root {
    --primary-color: #1E3A8A;
    --secondary-color: #0F172A;
  }
  .btn-primary { border-width: 2px; }
}

.btn[data-filter].active {
  background-color: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

.card:hover .card-img-top {
  transform: scale(1.05);
  transition: transform var(--transition-normal);
}

.fancybox__container .fancybox__content {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
}

.trainer-profile img {
  transition: transform var(--transition-normal);
}

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

.card.border-primary {
  border-color: var(--primary-color) !important;
  border-width: 2px;
}

.card.border-warning {
  border-color: var(--accent-color) !important;
  border-width: 2px;
}

.card.border-success {
  border-color: #48BB78 !important;
  border-width: 2px;
}

.booking-widget {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--border-radius-lg);
  text-align: center;
}

.booking-widget h2 {
  color: var(--white);
}

.icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(37, 99, 235, 0.12);
  color: var(--primary-color);
  font-size: 1.125rem;
  flex-shrink: 0;
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, 0.2);
}

.booking-widget .btn-outline-primary {
  border-color: rgba(37, 99, 235, 0.3);
  color: var(--primary-color);
  background-color: transparent;
}

.booking-widget .btn-outline-primary:hover {
  border-color: var(--primary-color);
  background-color: rgba(37, 99, 235, 0.08);
}

.row.g-4 > [class*="col-"]:has([class*="-card"]) {
  display: flex;
  flex-direction: column;
}

.row.g-4 > [class*="col-"]:has([class*="-card"]) > [class*="-card"] {
  flex: 1;
}

.row.g-4 > [class*="col-"]:not(:has([class*="-card"])) {
  display: block !important;
}

.row.g-4 > [class*='col-'] img, .row[class*='g-'] > [class*='col-'] img { 
  height: auto !important; 
  width: 100% !important; 
  max-width: 100% !important; 
  object-fit: cover !important; 
  display: block !important; 
  flex-shrink: 0 !important; 
  align-self: flex-start !important; 
}

.card.h-100, .gamelift-card.h-100, [class*='-card'].h-100 { 
  min-height: 500px !important; 
} 
.card.h-100 > *, .gamelift-card.h-100 > *:not(img):not(.btn) { 
  flex-grow: 1; 
}

.card.h-100 img, .gamelift-card.h-100 img, [class*='-card'].h-100 img { 
  height: 280px !important; 
  min-height: 280px !important; 
  max-height: 280px !important; 
  object-fit: cover !important; 
}

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

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

@media (max-width: 768px) {
  .hero h1 {
    font-size: var(--font-size-3xl);
  }
  
  .lead {
    font-size: var(--font-size-base);
  }
  
  .btn-lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
  }
}