:root{--background:#fcfbf7;--foreground:#2c3e50;--card-bg:#fff;--accent:#d4af37;--accent-hover:#c5a028;--secondary-bg:#f5f1e7;--border-color:#eae5d9;--shadow-sm:0 2px 8px #2c3e500a;--shadow-md:0 8px 24px #2c3e5014;--shadow-lg:0 16px 48px #2c3e501f;--card-texture:url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100' height='100' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");--transition-normal:.3s cubic-bezier(.4, 0, .2, 1)}.dark{--background:#1c1816;--foreground:#f4ebd0;--card-bg:#282320;--accent:#d0694b;--accent-hover:#b5593e;--secondary-bg:#312a27;--border-color:#423a36;--shadow-sm:0 2px 8px #00000080;--shadow-md:0 8px 24px #0009;--shadow-lg:0 16px 48px #000000b3;--card-texture:url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100' height='100' filter='url(%23noise)' opacity='0.02'/%3E%3C/svg%3E")}html{height:100%}html,body{max-width:100vw;overflow-x:hidden}body{min-height:100%;color:var(--foreground);background-color:var(--background);font-family:var(--font-inter), sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color var(--transition-normal), color var(--transition-normal);flex-direction:column;display:flex}*{box-sizing:border-box;margin:0;padding:0}a{color:inherit;text-decoration:none}h1,h2,h3,h4,h5,h6{font-family:var(--font-noto-serif-kr), serif;font-weight:600}button{cursor:pointer;background:0 0;border:none;font-family:inherit}.container{width:100%;max-width:480px;min-height:100vh;margin:0 auto;padding:24px 20px;position:relative}.text-center{text-align:center}.mt-4{margin-top:16px}.mb-4{margin-bottom:16px}.mb-8{margin-bottom:32px}.serif{font-family:var(--font-noto-serif-kr), serif}.not-found-container{background-color:var(--background);min-height:100vh;color:var(--foreground);text-align:center;justify-content:center;align-items:center;padding:20px;display:flex}.not-found-content{width:100%;max-width:480px;animation:1.2s ease-out fadeIn}.not-found-image-wrapper{box-shadow:var(--shadow-lg);border-radius:24px;margin-bottom:24px;position:relative;overflow:hidden}.not-found-image-wrapper:after{content:"";pointer-events:none;background:linear-gradient(#0000,#0000001a);position:absolute;inset:0}.not-found-image{width:100%;height:auto;transition:transform .6s;display:block}.not-found-content:hover .not-found-image{transform:scale(1.02)}.not-found-title{color:var(--accent);letter-spacing:-2px;margin-bottom:8px;font-size:4rem;font-weight:700}.not-found-subtitle{opacity:.9;margin-bottom:16px;font-size:1.5rem}.not-found-description{opacity:.7;margin-bottom:32px;font-size:1rem;line-height:1.6}.not-found-button{background-color:var(--accent);color:#fff;transition:all var(--transition-normal);box-shadow:var(--shadow-md);border-radius:12px;padding:14px 28px;font-weight:600;display:inline-block}.not-found-button:hover{background-color:var(--accent-hover);box-shadow:var(--shadow-lg);transform:translateY(-2px)}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}