body {
    font-family: 'Inter', sans-serif;
    -webkit-font-smoothing: antialiased;
    margin: 0;
}

.material-symbols-outlined {
    font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
    vertical-align: middle;
}

.glass-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(229, 231, 235, 0.5);
}

.glass-panel {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(229, 231, 235, 0.5);
}

.hero-glow {
    background: radial-gradient(circle at 50% 50%, rgba(113, 192, 254, 0.15) 0%, rgba(249, 249, 255, 0) 70%);
}

.product-card {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.data-overlay-pulse {
    animation: overlay-pulse 3s infinite;
}

@@keyframes overlay-pulse {
    0% { opacity: 0.4; }
    50% { opacity: 0.8; }
    100% { opacity: 0.4; }
}

@@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0px); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

/* Language toggle: default TR */
body .lang-en { display: none; }
body .lang-tr { display: inline; }

body.lang-en .lang-en { display: inline; }
body.lang-en .lang-tr { display: none; }