/* 한·영 공통 폰트: Gowun Dodum (junkyu.forme.my와 동일) */
html, body, button, input {
    font-family: 'Gowun Dodum', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #ffffff;
    color: #18181b;
    overflow-x: hidden;
    word-break: keep-all;
    transition: background-color 0.3s, color 0.3s;
}


/* Noise Texture overlay */
.noise {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 50;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Grid Background Pattern */
.grid-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background-image:
        linear-gradient(rgba(100, 100, 100, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(100, 100, 100, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    transform: perspective(500px) rotateX(60deg) translateY(-100px) translateZ(-200px);
    animation: grid-move 20s linear infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes grid-move {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0) translateZ(-200px); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(40px) translateZ(-200px); }
}

.hover-glow:hover { text-shadow: 0 0 20px rgba(0, 0, 0, 0.35); }

/* Scroll Reveal */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s cubic-bezier(0.5, 0, 0, 1);
    will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-text {
    opacity: 0.1;
    filter: blur(8px);
    transition: all 1.5s ease-out;
}

.reveal-text.is-visible {
    opacity: 1;
    filter: blur(0);
}

/* Small mono-style label */
.label {
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: #71717a;
}