/* Animations */
@keyframes neonGlow {
    0%, 100% {
        filter: drop-shadow(0 0 10px #00ffff) drop-shadow(0 0 20px #0099ff) drop-shadow(0 0 30px #0066ff);
    }
    50% {
        filter: drop-shadow(0 0 20px #00ffff) drop-shadow(0 0 40px #0099ff) drop-shadow(0 0 60px #0066ff);
    }
}
@keyframes shimmerHamburger {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}
@keyframes neonPulseLine {
    0%, 100% { opacity: 0.7; box-shadow: 0 0 5px #00ffff; }
    50% { opacity: 1; box-shadow: 0 0 15px #00ffff, 0 0 25px #0099ff; }
}
@keyframes gradientShift {
    0%, 100% { transform: translateX(-100%) rotate(0deg); }
    50% { transform: translateX(100%) rotate(180deg); }
}
@keyframes slideInMobile {
    0% { transform: translateY(30px); opacity: 0; }
    100% { transform: translateY(0); opacity: 1; }
}

/* Header - Fixed Mobile Menu */
header {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 2px solid #0099ff;
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.3);
    padding: 1rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
    direction: ltr;
}
.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}
.logo-section {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 1001;
    order: 1; /* always left */
}
.logo {
    height: 40px;

}
.logo-text {
    font-size: 1.2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #00ffff, #0099ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

/* Mobile Menu Toggle - Enhanced with Animation */
.menu-toggle {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    background: rgba(0, 153, 255, 0.1);
    border: 1px solid rgba(0, 153, 255, 0.3);
    transition: all 0.3s ease;
    z-index: 9999;
    position: relative;
    overflow: hidden;
    order: 2;
    margin-left: auto; /* push ham to far right */
}
.menu-toggle::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(0, 255, 255, 0.1), transparent);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}
.menu-toggle:hover {
    background: rgba(0, 153, 255, 0.2);
    border-color: #0099ff;
    transform: scale(1.05);
    box-shadow: 0 0 15px rgba(0, 255, 255, 0.3);
}
.menu-toggle:hover::before {
    opacity: 1;
    animation: shimmerHamburger 1.5s ease-in-out;
}
.menu-toggle span {
    width: 25px;
    height: 3px;
    background: #00ffff;
    margin: 3px 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(0, 255, 255, 0.6);
    display: block;
    position: relative;
    z-index: 1;
}
.menu-toggle span::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, #00ffff, #0099ff, #00ffff);
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.3s ease;
}
.menu-toggle:hover span::before {
    opacity: 1;
    animation: neonPulseLine 2s ease-in-out infinite;
}
.menu-toggle.active {
    background: rgba(0, 153, 255, 0.3);
    border-color: #00ffff;
    transform: scale(1.1);
    box-shadow: 0 0 25px rgba(0, 255, 255, 0.6);
}
.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
    background: #00f2ff;
    box-shadow: 0 0 10px rgba(0, 255, 179, 0.8);
}
.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}
.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
    background: #00ddff;
    box-shadow: 0 0 10px rgba(0, 225, 255, 0.8);
}

/* Navigation Menu - Desktop */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    order: 2;
}
.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    padding: 0.7rem 1.2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    background: rgba(0, 153, 255, 0.1);
    border: 1px solid rgba(0, 153, 255, 0.3);
    white-space: nowrap;
}
.nav-link:hover {
    background: rgba(0, 153, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(0, 153, 255, 0.5);
    border-color: #0099ff;
}
.right-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    order: 3;
}
.lang-btn {
    padding: 8px 16px;
    border: 2px solid #00ffff;
    background: rgba(0, 255, 255, 0.1);
    color: #00ffff;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    white-space: nowrap;
    order: 1;
}
.lang-btn:hover {
    background: #00ffff;
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.5);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at center, rgba(0, 153, 255, 0.05), rgba(0, 0, 0, 0.98));
    backdrop-filter: blur(25px);
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    z-index: 1001;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
.mobile-menu-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, 
        rgba(0, 255, 255, 0.02) 0%, 
        rgba(0, 153, 255, 0.05) 25%,
        rgba(0, 255, 255, 0.02) 50%,
        rgba(0, 153, 255, 0.05) 75%,
        rgba(0, 255, 255, 0.02) 100%);
    animation: gradientShift 4s ease-in-out infinite;
    z-index: -1;
}
.mobile-menu-overlay.active {
    display: flex;
    opacity: 1;
    transform: scale(1);
}
.mobile-nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 30px;
    background: linear-gradient(135deg, rgba(0, 153, 255, 0.1), rgba(0, 255, 255, 0.05));
    border: 2px solid rgba(0, 153, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    font-size: 1.2rem;
    text-align: center;
    min-width: 250px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transform: translateY(20px);
    opacity: 0;
    animation: slideInMobile 0.6s ease forwards;
}
.mobile-nav-link:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-link:nth-child(2) { animation-delay: 0.15s; }
.mobile-nav-link:nth-child(3) { animation-delay: 0.2s; }
.mobile-nav-link:nth-child(4) { animation-delay: 0.25s; }
.mobile-nav-link:nth-child(5) { animation-delay: 0.3s; }
.mobile-nav-link:nth-child(6) { animation-delay: 0.35s; }
.mobile-nav-link:nth-child(7) { animation-delay: 0.4s; }
.mobile-nav-link:nth-child(8) { animation-delay: 0.45s; }
.mobile-nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}
.mobile-nav-link:hover::before {
    left: 100%;
}
.mobile-nav-link:hover {
    background: linear-gradient(135deg, rgba(0, 153, 255, 0.3), rgba(0, 255, 255, 0.2));
    border-color: #00ffff;
    transform: translateY(-5px) scale(1.05);
    box-shadow: 
        0 10px 25px rgba(0, 255, 255, 0.3),
        0 0 20px rgba(0, 153, 255, 0.4);
    color: #00ffff;
    text-shadow: 0 0 15px rgba(0, 255, 255, 0.8);
}
.mobile-nav-link:active {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 
        0 5px 15px rgba(0, 255, 255, 0.4),
        0 0 15px rgba(0, 153, 255, 0.5);
}
.menu-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(0, 255, 255, 0.5);
    box-shadow: 0 0 8px rgba(0, 255, 255, 0.6);
    transition: transform 0.3s ease;
}
.menu-close:hover {
    transform: rotate(90deg) scale(1.1);
}
.menu-close span {
    position: absolute;
    width: 24px;
    height: 3px;
    background: #00ffff;
    border-radius: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 0 6px #00ffff;
}
.menu-close span:first-child { transform: rotate(45deg); }
.menu-close span:last-child { transform: rotate(-45deg); }
.nav-link {
    padding: 0.4rem 0.8rem;
    font-size: 0.9rem;
}
.mobile-nav-link {
    padding: 0.6rem 1.2rem;
    font-size: 1rem;
    min-width: 160px;
}
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
}

/* Media Queries */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex !important;
    }
    .nav-menu {
        display: none !important;
    }
    header {
        padding: 0.8rem;
    }
}
@media (max-width: 480px) {
    .logo {
        height: 35px;
    }
    .logo-text {
        font-size: 1rem;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}
@media (prefers-contrast: high) {
    .nav-link, .nav-btn, .cta-button {
        border-width: 3px;
    }
}