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

.header {
  background: var(--modal-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1050;
  transition: var(--transition-smooth);
  height: 80px;
}

.navbar {
  padding: 0;
  min-height: 80px;
  position: relative;
}

.container-fluid {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  position: relative;
  transition: var(--transition-smooth);
}

.navbar-brand::before {
  content: '';
  position: absolute;
  inset: -8px;
  background: var(--gradient-primary);
  border-radius: var(--border-radius);
  opacity: 0;
  z-index: -1;
  transition: var(--transition-smooth);
  transform: scale(0.8);
}

.navbar-brand:hover::before {
  opacity: 0.1;
  transform: scale(1);
}

.navbar-brand .text-red-500 {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: var(--primary-red);
}

html[data-theme="light"] .navbar-brand .text-red-500 {
  color: var(--primary-red);
}

.navbar-desktop {
  display: block;
}

.navbar-nav {
  gap: 0.5rem;
  flex-direction: row;
  margin: 0;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-color) !important;
  padding: 0.75rem 1.25rem !important;
  border-radius: calc(var(--border-radius) - 2px);
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
  text-transform: none;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: var(--transition-smooth);
}

html[data-theme="light"] .nav-link::before {
  background: linear-gradient(90deg, transparent, rgba(0, 0, 0, 0.1), transparent);
}

.nav-link:hover::before {
  left: 100%;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--link-color) !important;
  background: var(--glassmorphism);
  transform: translateY(-1px);
}

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

.nav-link.active {
  color: var(--link-color) !important;
  background: var(--glassmorphism);
}

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

.navbar-mobile {
  display: none;
  background: var(--modal-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 1.5rem;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-medium);
  position: absolute;
  top: 100%;
  left: 15px;
  right: 15px;
  z-index: 1000;
}

.navbar-mobile.active {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-nav-item {
  width: 100%;
}

.mobile-nav-link {
  display: block;
  padding: 0.75rem 1rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-color);
  text-decoration: none;
  border-radius: calc(var(--border-radius) - 2px);
  transition: var(--transition-smooth);
  text-align: left;
}

.mobile-nav-link:hover,
.mobile-nav-link.btn-modern:hover {
  background: var(--glassmorphism);
  color: var(--link-color);
  transform: translateY(-2px);
}

.mobile-nav-link.btn-modern {
  background: var(--gradient-primary);
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
}

.btn-modern {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  border: none;
}

.btn-modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: var(--transition-smooth);
}

html[data-theme="light"] .btn-modern::before {
  background: linear-gradient(45deg, transparent 30%, rgba(0, 0, 0, 0.1) 50%, transparent 70%);
}

.btn-modern:hover::before {
  transform: translateX(100%);
}

.btn-red {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(255, 71, 87, 0.3);
}

.btn-red:hover {
  background: var(--gradient-primary);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(255, 71, 87, 0.4);
}

.btn-outline-white {
  background: transparent;
  color: var(--text-color);
  border: 2px solid var(--card-border);
  backdrop-filter: blur(10px);
}

.btn-outline-white:hover {
  background: var(--glassmorphism);
  border-color: var(--link-color);
  color: var(--link-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.burger-menu {
  display: none;
  cursor: pointer;
  font-size: 1.5rem;
  padding: 0.5rem;
  border-radius: calc(var(--border-radius) - 4px);
  background: var(--glassmorphism);
  transition: var(--transition-smooth);
}

.burger-menu:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: scale(1.05);
}

html[data-theme="light"] .burger-menu:hover {
  background: rgba(0, 0, 0, 0.1);
}

.fab-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 1000;
}

.fab-main {
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-medium);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.fab-main:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(255, 71, 87, 0.4);
}

.fab-main.active {
  background: var(--gradient-dark);
  transform: rotate(45deg);
}

.fab-main i {
  font-size: 1.5rem;
  color: var(--white);
}

.fab-items {
  display: none;
  flex-direction: column;
  gap: 15px;
  position: absolute;
  bottom: 80px;
  right: 0;
}

.fab-items.active {
  display: flex;
}

.fab-item {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  transition: var(--transition-smooth);
  pointer-events: none;
  border: none;
}

.fab-items.active .fab-item {
  pointer-events: auto;
}

.fab-item:hover {
  background: var(--gradient-primary);
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(255, 71, 87, 0.4);
}

.fab-item i {
  font-size: 1.2rem;
  color: var(--white);
}

@media (max-width: 991.98px) {
  .navbar-desktop {
    display: none;
  }

  .burger-menu {
    display: block;
  }

  .navbar-mobile {
    width: calc(100% - 30px);
  }

  .container-fluid {
    padding: 0 1rem;
  }

  .navbar-brand {
    flex: 1;
  }

  .d-flex.gap-3.align-items-center {
    flex: 0;
    gap: 1rem;
  }

  .btn-outline-white {
    padding: 0.5rem;
    min-width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .btn-outline-white i {
    margin: 0;
  }

  .btn-outline-white span {
    display: none;
  }
}

@media (max-width: 767px) {
  .navbar-brand {
    font-size: 1.25rem;
  }

  .btn-modern {
    font-size: 0.85rem;
    padding: 0.75rem 1rem;
  }

  .mobile-nav-link {
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
  }

  .header {
    height: 80px;
  }

  .container-fluid {
    height: 60px;
    align-items: center;
  }

  .d-flex.justify-content-between.align-items-center {
    align-items: center;
  }
}

@media (max-width: 575px) {
  .navbar-brand {
    font-size: 1.1rem;
  }
  
  .btn-modern {
    font-size: 0.8rem;
  }

  .mobile-nav-link {
    font-size: 0.9rem;
  }

  .fab-main {
    width: 50px;
    height: 50px;
  }

  .fab-item {
    width: 40px;
    height: 40px;
  }

  .fab-item i {
    font-size: 1rem;
  }

  .fab-items {
    bottom: 70px;
    gap: 10px;
  }
}