body {
    font-family: 'Inter', sans-serif;
    background-color: #000000;
    color: #e5e7eb;
}
#hero-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.3;
}
.text-glow {
    text-shadow: 0 0 12px rgba(22, 163, 175, 0.8);
}
.card-bg {
    background-color: rgba(17, 24, 39, 0.8); /* Dark blue-gray with transparency */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.card-bg:hover {
    border-color: rgba(34, 211, 238, 0.4);
    box-shadow: 0 0 20px rgba(34, 211, 238, 0.15);
}
.section-bg {
    background-color: rgba(10, 10, 10, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.gradient-text {
    background: linear-gradient(to right, #22d3ee, #67e8f9);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.btn-glow {
    box-shadow: 0 0 15px rgba(22, 163, 175, 0.6);
}

/* Scroll Progress Bar */
#scroll-progress-bar {
    position: absolute;
    bottom: -1px; /* Sits on top of the border */
    left: 0;
    height: 3px;
    background-color: #22d3ee;
    width: 0%;
    z-index: 60;
    box-shadow: 0 0 10px #22d3ee;
}

/* Back to Top Button */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 40;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background-color: rgba(34, 211, 238, 0.8);
    backdrop-filter: blur(5px);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s, transform 0.3s, background-color 0.2s;
}
#back-to-top.visible {
    opacity: 1;
    transform: translateY(0);
}
#back-to-top:hover {
    background-color: rgba(22, 163, 175, 1);
}

/* Typing Cursor */
.blinking-cursor {
    animation: blink 1s infinite;
}
@keyframes blink {
    50% { opacity: 0; }
}

/* --- Project Skill Tags --- */
.project-tag {
    display: inline-block;
    background-color: rgba(34, 211, 238, 0.1);
    color: #67e8f9;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem; /* 12px */
    font-weight: 500;
    border: 1px solid rgba(34, 211, 238, 0.3);
}

/* Scroll Animation Classes */
.scroll-animate, .scroll-animate-left, .scroll-animate-right {
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.165, 0.84, 0.44, 1), 
                transform 0.8s cubic-bezier(0.165, 0.84, 0.44, 1),
                transition-delay 0s;
}
.scroll-animate {
    transform: translateY(40px);
}
.scroll-animate-left {
    transform: translateX(-40px);
}
.scroll-animate-right {
    transform: translateX(40px);
}
.scroll-animate.visible,
.scroll-animate-left.visible,
.scroll-animate-right.visible {
    opacity: 1;
    transform: translateY(0) translateX(0);
}