/* Layout & Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin-right: auto;
  margin-left: auto;
  padding-right: var(--spacing-md);
  padding-left: var(--spacing-md);
}

.section {
  padding-top: var(--spacing-xxl);
  padding-bottom: var(--spacing-xxl);
  position: relative;
}

.section-alt {
  background-color: var(--color-surface);
}

/* Court lines layout decor */
.court-lines-decor {
  background-image: var(--court-grid);
  background-size: 40px 40px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

/* Header styling */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  z-index: 100;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  transition: background 0.3s ease, height 0.3s ease;
}

header.scrolled {
  height: 70px;
  background: rgba(10, 15, 13, 0.93);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.6), inset 0 -1px 0 0 rgba(200, 245, 66, 0.1);
  border-bottom-color: rgba(200, 245, 66, 0.2);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.9rem;
  letter-spacing: 0.05em;
  color: var(--color-text);
  display: flex;
  align-items: center;
  transition: font-size 0.3s ease;
}

.logo::after {
  content: '.';
  color: var(--color-accent);
  margin-left: 1px;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 0.4rem;
}

.nav-desktop a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: 0.4rem 0.6rem;
  position: relative;
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: var(--border-radius-sm);
}

.nav-desktop a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0.6rem;
  right: 0.6rem;
  height: 2px;
  background-color: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 8px var(--color-accent);
}

.nav-desktop a:hover {
  color: var(--color-text);
}

.nav-desktop a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-desktop a.active {
  color: var(--color-accent);
  font-weight: 600;
}

.nav-desktop a.active::after {
  transform: scaleX(1);
  background-color: var(--color-accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* Hamburger menu button */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.hamburger span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: all 0.3s ease;
}

.hamburger.open span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Nav Drawer */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background: rgba(17, 26, 22, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-left: 1px solid var(--color-border);
  padding: 100px var(--spacing-xl) var(--spacing-xl);
  z-index: 99;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.6);
}

.mobile-menu.open {
  right: 0;
}

.mobile-menu a {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 500;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color 0.3s ease, padding-left 0.3s ease;
  display: flex;
  align-items: center;
  position: relative;
}

.mobile-menu a::before {
  content: '>';
  color: var(--color-accent);
  margin-right: 0.5rem;
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--color-accent);
  padding-left: 0.5rem;
}

.mobile-menu a:hover::before,
.mobile-menu a.active::before {
  opacity: 1;
  transform: translateX(0);
}

.mobile-menu-divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-sm) 0;
}

/* Footer styling */
footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-xxl);
  padding-bottom: var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xxl);
}

.footer-col h4 {
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
  position: relative;
  display: inline-block;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-col a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

.footer-brand p {
  margin-top: var(--spacing-md);
  font-size: 0.95rem;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--border-radius-sm);
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.social-icon:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  text-align: center;
}

.payment-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.payment-row svg {
  height: 24px;
  fill: var(--color-text-muted);
  opacity: 0.8;
  transition: fill 0.2s ease;
}

.payment-row svg:hover {
  fill: var(--color-text);
}

.copyright {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Page base paddings */
main {
  padding-top: 80px;
}

/* Responsive Breakpoints */
@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-grid {
    grid-template-columns: 2fr 1fr 1.2fr 1.5fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Specific Header Desktop Breakpoint */
@media (min-width: 1200px) {
  .nav-desktop {
    display: flex;
    align-items: center;
  }
  
  .hamburger {
    display: none;
  }
}

/* Micro-adaptation for medium/laptop viewports to prevent wrapping */
@media (min-width: 1200px) and (max-width: 1280px) {
  .nav-desktop {
    gap: 0.2rem;
  }
  
  .nav-desktop a {
    font-size: 0.76rem;
    padding: 0.35rem 0.5rem;
  }
  
  .logo {
    font-size: 1.6rem;
  }
}

/* Adaptive mobile header: hide secondary buttons first, then all buttons on extremely narrow screens */
@media (max-width: 580px) {
  .header-actions .btn-outline {
    display: none !important;
  }
}

@media (max-width: 400px) {
  .header-actions .btn {
    display: none !important;
  }
}