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

:root {
  --primary-blue: #02567a;
  --dark-blue: #01384f;
  --accent-blue: #00587e;
  --dark-bg: #dee2e6;
  --card-bg: #f5f7f9;
  --card-secondary: #e5e5e5;
  --text-light: #0a0a0a;
  --text-gray: #555555;
  --text-dark-gray: #474747;
  --border-color: #ccc;
  --success-green: #00e676;
  --warning-yellow: #ffd600;
  --error-red: #ef4444;
  --glow-blue: rgba(2, 86, 122, 0.4);
  --glow-blue-light: rgba(0, 88, 126, 0.3);
  --white: #ffffff;
  
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 40px;
  --spacing-3xl: 48px;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  background: linear-gradient(135deg, var(--dark-bg) 0%, var(--card-bg) 100%);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  min-height: 100vh;
  color: var(--text-light);
  line-height: 1.6;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.01) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.01) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

html {
  scroll-behavior: smooth;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(245, 247, 249, 0.98);
  backdrop-filter: blur(10px);
  padding: 1rem 5%;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.navbar-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
}

.logo:hover {
  transform: translateY(-2px);
}

.logo-icon {
  width: 40px;
  height: 45px;
  object-fit: contain;
  filter: drop-shadow(0 2px 4px rgba(2, 86, 122, 0.2));
  transition: var(--transition);
}

.logo:hover .logo-icon {
  filter: drop-shadow(0 4px 8px rgba(2, 86, 122, 0.3));
}

.logo-text { 
  font-size: 1.5rem; 
  font-weight: 600; 
  font-style: italic; 
  letter-spacing: -0.5px;
  line-height: 1;
  display: flex;
  align-items: center;
}

.tu { 
  color: #000000; 
}

.torneo { 
  color: #006eff; 
}

.navbar-center {
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 8px;
  align-items: center;
}

.nav-links li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  text-decoration: none;
  color: var(--text-gray);
  font-weight: 500;
  font-size: 15px;
  border-radius: 10px;
  transition: var(--transition);
  position: relative;
}

.nav-links li a i {
  font-size: 16px;
  transition: var(--transition);
}

.nav-links li a:hover {
  color: var(--primary-blue);
  background: rgba(2, 86, 122, 0.08);
  transform: translateY(-2px);
}

.nav-links li a:hover i {
  transform: scale(1.15);
}

.nav-links li a.active {
  color: white;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  box-shadow: 0 4px 20px var(--glow-blue), 0 0 40px rgba(2, 86, 122, 0.2);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-light);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.menu-toggle:hover {
  background: rgba(2, 86, 122, 0.08);
  color: var(--primary-blue);
  transform: scale(1.1);
}

.user-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-user {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  background: rgba(2, 86, 122, 0.1);
  color: var(--primary-blue);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
  border: 2px solid rgba(2, 86, 122, 0.2);
}

.btn-user:hover {
  background: rgba(2, 86, 122, 0.15);
  border-color: var(--primary-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(2, 86, 122, 0.2);
}

.btn-user i {
  font-size: 18px;
}

.btn-logout {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: white;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
  border: none;
  box-shadow: 0 4px 12px rgba(2, 86, 122, 0.25);
  width: auto;
  cursor: pointer;
}

.btn-logout:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 86, 122, 0.35);
}

.btn-login {
  display: flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
  color: white;
  padding: 12px 24px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: var(--transition);
  border: none;
  box-shadow: 0 4px 15px rgba(2, 86, 122, 0.3);
  cursor: pointer;
}

.btn-login:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(2, 86, 122, 0.4);
}

main {
  margin-top: 92px;
  padding: var(--spacing-2xl) 5%;
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 968px) {
  .navbar {
    padding: 1rem 4%;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: 1rem 4%;
    flex-wrap: wrap;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 73px;
    right: 0;
    width: 280px;
    padding: 24px;
    border-radius: 0 0 0 20px;
    z-index: 999;
    border: 2px solid var(--border-color);
    border-top: none;
    border-right: none;
    box-shadow: -4px 4px 20px rgba(0, 0, 0, 0.1);
    gap: 8px;
  }

  .nav-links.show {
    display: flex;
    animation: slideInNav 0.3s ease;
  }

  @keyframes slideInNav {
    from {
      opacity: 0;
      transform: translateX(100%);
    }
    to {
      opacity: 1;
      transform: translateX(0);
    }
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links li a {
    width: 100%;
    justify-content: flex-start;
  }

  .menu-toggle {
    display: block;
    order: 3;
  }

  .user-area {
    order: 2;
    gap: 8px;
  }

  main {
    margin-top: 72px;
    padding: var(--spacing-lg) 4%;
  }
}

@media (max-width: 480px) {
  .logo-text {
    font-size: 24px;
  }

  .logo-icon {
    width: 35px;
    height: 40px;
  }

  .user-area .btn-user,
  .user-area .btn-logout,
  .user-area .btn-login {
    font-size: 13px !important;
    padding: 8px 12px !important;
    height: 40px !important;
    min-width: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    box-sizing: border-box;
  }

  .user-area .btn-user i,
  .user-area .btn-logout i,
  .user-area .btn-login i {
    font-size: 16px;
    line-height: 1;
  }

  .user-area .btn-user span,
  .user-area .btn-logout span,
  .user-area .btn-login span {
    display: none !important;
  }

  .user-area .btn-user,
  .user-area .btn-logout,
  .user-area .btn-login {
    padding: 8px !important;
    width: 44px !important;
    min-width: 44px !important;
    gap: 0 !important;
  }

  .user-area .btn-user i,
  .user-area .btn-logout i,
  .user-area .btn-login i {
    font-size: 18px !important;
  }

  .nav-links {
    width: 240px;
  }
}

@media (max-width: 360px) {
  .logo-text {
    font-size: 20px;
  }

  .logo-icon {
    width: 30px;
    height: 35px;
  }

  .user-area {
    gap: 6px;
  }
}