:root{--color-bg: #FFFFFF;--color-text: #1E1B4B;--color-text-sub: #64748B;--color-point: #818CF8;--color-point-hover: #6366F1;--font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--max-width: 1200px;--section-gap: 100px;--nav-height: 80px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-point);text-decoration:none;transition:color .2s ease}a:hover{color:var(--color-point-hover)}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}main{display:flex;flex-direction:column;align-items:center;gap:40px;padding:40px 24px;padding-top:calc(var(--nav-height) + 40px);background:#e8e8e8}main>section{width:100%;max-width:1920px;aspect-ratio:16 / 9;background:var(--color-bg);border:1px solid #d1d5db;border-radius:4px;box-shadow:0 2px 8px #00000014;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:60px 120px}main>section .about-container,main>section .experience-container,main>section .projects-container,main>section .contact-container{max-width:100%}.spigen-navbar{position:fixed;top:0;left:0;right:0;height:var(--nav-height);z-index:100;transition:all .3s ease}.spigen-navbar.scrolled{background-color:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 1px #1e1b4b1a}.spigen-navbar-container{max-width:var(--max-width);margin:0 auto;padding:0 24px;height:100%;display:flex;justify-content:space-between;align-items:center}.spigen-navbar-logo{font-size:1.125rem;font-weight:600;color:#fff;transition:color .3s ease}.spigen-navbar.scrolled .spigen-navbar-logo{color:#000}.spigen-navbar-menu{display:flex;list-style:none;gap:32px}.spigen-navbar-menu a{font-size:.9375rem;color:#fff;font-weight:500;transition:color .3s ease}.spigen-navbar.scrolled .spigen-navbar-menu a{color:#000}.spigen-hamburger{display:none;position:relative;width:40px;height:40px;padding:0;background:transparent;border:none;border-radius:50%;cursor:pointer;z-index:201;transition:background .3s ease}.spigen-hamburger:hover{background:#ffffff1f}.spigen-navbar.scrolled .spigen-hamburger:hover{background:#0000000f}.spigen-hamburger:active{transform:scale(.92)}.spigen-hamburger-line{position:absolute;left:50%;display:block;width:18px;height:1.5px;background:#fff;border-radius:4px;transform:translate(-50%);transition:transform .4s cubic-bezier(.23,1,.32,1),opacity .25s ease,width .3s cubic-bezier(.23,1,.32,1),background .3s ease}.spigen-hamburger-line:nth-child(1){top:13px}.spigen-hamburger-line:nth-child(2){top:19px}.spigen-hamburger-line:nth-child(3){top:25px;width:12px}.spigen-navbar.scrolled .spigen-hamburger-line{background:#000}.spigen-hamburger.open .spigen-hamburger-line{background:var(--color-text, #1e1b4b)}.spigen-hamburger.open .spigen-hamburger-line:nth-child(1){top:19px;transform:translate(-50%) rotate(45deg)}.spigen-hamburger.open .spigen-hamburger-line:nth-child(2){opacity:0;transform:translate(-50%) scaleX(0)}.spigen-hamburger.open .spigen-hamburger-line:nth-child(3){top:19px;width:18px;transform:translate(-50%) rotate(-45deg)}.spigen-mobile-overlay{display:none;position:fixed;inset:0;background:#00000059;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:150;opacity:0;transition:opacity .35s ease;pointer-events:none}.spigen-mobile-overlay.open{opacity:1;pointer-events:auto}.spigen-mobile-menu{display:none;position:fixed;top:0;right:0;width:300px;height:100dvh;background:#fffffffa;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);z-index:200;padding:0;transform:translate(100%);transition:transform .4s cubic-bezier(.23,1,.32,1);flex-direction:column;box-shadow:-12px 0 40px #0000001a}.spigen-mobile-menu.open{transform:translate(0)}.spigen-mobile-menu-header{display:flex;align-items:center;padding:28px 32px 20px;border-bottom:1px solid #f1f5f9}.spigen-mobile-menu-title{font-size:.6875rem;font-weight:600;color:var(--color-text-sub, #64748b);text-transform:uppercase;letter-spacing:.15em}.spigen-mobile-menu-list{list-style:none;display:flex;flex-direction:column;padding:16px 24px;gap:0;flex:1}.spigen-mobile-menu-list li{opacity:0;transform:translate(24px);transition:opacity .35s ease,transform .35s cubic-bezier(.23,1,.32,1)}.spigen-mobile-menu.open .spigen-mobile-menu-list li{opacity:1;transform:translate(0)}.spigen-mobile-menu.open .spigen-mobile-menu-list li:nth-child(1){transition-delay:.12s}.spigen-mobile-menu.open .spigen-mobile-menu-list li:nth-child(2){transition-delay:.18s}.spigen-mobile-menu.open .spigen-mobile-menu-list li:nth-child(3){transition-delay:.24s}.spigen-mobile-menu.open .spigen-mobile-menu-list li:nth-child(4){transition-delay:.3s}.spigen-mobile-menu-list a{display:flex;align-items:center;gap:14px;font-size:1.0625rem;font-weight:500;color:var(--color-text, #1e1b4b);padding:18px 12px;border-radius:12px;transition:all .2s ease;letter-spacing:.01em}.spigen-mobile-menu-list a:hover{color:var(--color-point, #818cf8);background:#818cf80f}.spigen-mobile-menu-list a:active{background:#818cf81a}.spigen-mobile-menu-num{font-size:.6875rem;font-weight:600;color:var(--color-point, #818cf8);opacity:.5;min-width:18px;letter-spacing:.02em}.spigen-mobile-menu-bottom{padding:20px 32px;border-top:1px solid #f1f5f9}.spigen-mobile-menu-copy{font-size:.6875rem;color:var(--color-text-sub, #64748b);opacity:.5;letter-spacing:.03em}@media(max-width:768px){.spigen-navbar-menu{display:none}.spigen-hamburger{display:block}.spigen-mobile-overlay,.spigen-mobile-menu{display:flex}}.spigen-portfolio{width:100%;margin:0;padding:0;line-height:0}.spigen-portfolio img{width:100%;height:auto;display:block;scroll-margin-top:var(--nav-height)}