/* ===================================
   GLOBAL STYLES
   =================================== */

body {
    font-family: 'Inter', sans-serif;
    background-color: #0B0F15;
    color: #ffffff;
}

/* ===================================
   UTILITY CLASSES
   =================================== */

.text-glow {
    text-shadow: 0 0 30px rgba(43, 108, 238, 0.4);
}

.glass-panel {
    background: rgba(19, 27, 38, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.tech-grid-bg {
    background-size: 50px 50px;
    mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
}

/* ===================================
   BUTTONS
   =================================== */

.btn-neon {
    position: relative;
    background: linear-gradient(90deg, #2b6cee, #4facfe);
    background-size: 200% auto;
    color: white;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 0 20px rgba(43, 108, 238, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-neon:hover {
    background-position: right center;
    box-shadow: 0 0 30px rgba(79, 172, 254, 0.6);
    transform: translateY(-2px);
}

/* ===================================
   CARDS
   =================================== */

.card-hover-glow {
    transition: all 0.4s ease;
}

.card-hover-glow:hover {
    box-shadow: 0 0 30px rgba(43, 108, 238, 0.15), inset 0 0 10px rgba(43, 108, 238, 0.05);
    border-color: rgba(43, 108, 238, 0.5);
}

/* ===================================
   SKILLS SECTION
   =================================== */

.skill-node {
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.skill-node:hover {
    box-shadow: 0 0 15px rgba(43, 108, 238, 0.4);
    border-color: #2b6cee;
    transform: scale(1.02);
    z-index: 10;
}

.connection-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(43, 108, 238, 0.3), transparent);
    z-index: 0;
    pointer-events: none;
}

/* ===================================
   ANIMATIONS
   =================================== */

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

/* ===================================
   RESPONSIVE DESIGN
   =================================== */

@media (max-width: 768px) {
    .text-glow {
        text-shadow: 0 0 20px rgba(43, 108, 238, 0.3);
    }
}