@import"https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.min.css";:root{--bg:#020617;--bg-alt:#0f172a;--bg-glass:rgba(15,23,42,.25);--bg-glass-hover:rgba(30,41,59,.35);--text:#f8fafc;--text-2:#cbd5e1;--text-3:#64748b;--accent:#38bdf8;--accent-2:#818cf8;--border:rgba(255,255,255,.08);--border-hover:rgba(255,255,255,.18);--gradient:linear-gradient(135deg,#38bdf8,#818cf8);--nav-bg:rgba(2,6,23,.3);--modal-bg:rgba(11,17,32,.85);--glow:0 0 35px rgba(56,189,248,.15);--shadow:0 12px 40px rgba(0,0,0,.4);--blur:28px;--gold:#fbbf24;--silver:#cbd5e1;--bronze:#b45309}[data-theme=light]{--bg:#f8fafc;--bg-alt:#f1f5f9;--bg-glass:rgba(255,255,255,.45);--bg-glass-hover:rgba(255,255,255,.65);--text:#0f172a;--text-2:#475569;--text-3:#94a3b8;--accent:#0ea5e9;--accent-2:#6366f1;--border:rgba(255,255,255,.3);--border-hover:rgba(255,255,255,.6);--gradient:linear-gradient(135deg,#0ea5e9,#6366f1);--nav-bg:rgba(248,250,252,.55);--modal-bg:rgba(255,255,255,.9);--glow:0 0 30px rgba(14,165,233,.12);--shadow:0 8px 32px rgba(15,23,42,.06)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:80px}body{font-family:Pretendard,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased;transition:background .5s,color .5s;overflow-x:hidden}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.center{text-align:center}.mt-24{margin-top:24px}.glass{background:var(--bg-glass);backdrop-filter:blur(var(--blur));-webkit-backdrop-filter:blur(var(--blur));border:1px solid var(--border);border-top:1px solid rgba(255,255,255,.12);border-left:1px solid rgba(255,255,255,.08);border-radius:24px;box-shadow:var(--shadow);transition:all .4s 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a:after{content:"";position:absolute;bottom:0;left:50%;width:0;height:2px;background:var(--gradient);transition:all .3s;transform:translate(-50%);border-radius:1px}.nav-links a:hover{color:var(--accent)}.nav-links a:hover:after{width:50%}.nav-right{display:flex;align-items:center;gap:6px}.toggle-btn{background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);color:var(--text);padding:7px 14px;border-radius:12px;cursor:pointer;font-size:.8rem;font-weight:600;transition:all .3s}.toggle-btn:hover{border-color:var(--accent);color:var(--accent)}.hamburger{display:none;background:none;border:none;color:var(--text);font-size:1.4rem;cursor:pointer;padding:4px}.nav-mobile{overflow:hidden;background:var(--nav-bg);-webkit-backdrop-filter:blur(30px);backdrop-filter:blur(30px);border-bottom:1px solid var(--border)}.nav-mobile ul{list-style:none;padding:12px 24px;display:flex;flex-direction:column;gap:2px}.nav-mobile a{display:block;text-decoration:none!important;color:var(--text-2);font-size:.9rem;font-weight:500;padding:10px 14px;border-radius:10px;transition:all .2s}.nav-mobile a:hover{color:var(--accent);background:#3b82f60f}.hero{position:relative;z-index:1;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;background:transparent;transition:background .5s}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden}.hero-grid{position:absolute;top:0;right:0;bottom:0;left:0;opacity:.025;background-image:linear-gradient(var(--accent) 1px,transparent 1px),linear-gradient(90deg,var(--accent) 1px,transparent 1px);background-size:60px 60px;-webkit-mask-image:radial-gradient(ellipse 60% 60% at 50% 50%,black 10%,transparent 70%);mask-image:radial-gradient(ellipse 60% 60% at 50% 50%,black 10%,transparent 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rgba(59,130,246,.06)}.project-name{font-size:1rem;font-weight:700;margin-bottom:5px}.project-summary{font-size:.8rem;color:var(--text-2);line-height:1.6;margin-bottom:8px}.project-period{font-size:.7rem;color:var(--text-3);font-weight:500}.paper-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.paper-card{display:flex;gap:14px;align-items:flex-start;padding:20px;cursor:pointer}.paper-icon{width:44px;height:44px;border-radius:12px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:1.3rem;background:#3b82f614;border:1px solid rgba(59,130,246,.06);transition:all .3s}.paper-card:hover .paper-icon{background:var(--accent);box-shadow:0 0 20px #3b82f633}.paper-title{font-size:.85rem;font-weight:600;line-height:1.4;margin-bottom:3px}.paper-venue{font-size:.72rem;color:var(--accent);font-weight:500}.exp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.exp-card{text-align:center;padding:22px 16px;position:relative}.exp-badge{position:absolute;top:10px;right:12px;font-size:.7rem;color:var(--accent)}.exp-card h4{font-size:.82rem;font-weight:600;margin-bottom:6px}.exp-period{font-size:.7rem;color:var(--accent);font-weight:600}.exp-location{font-size:.7rem;color:var(--text-3)}.timeline{display:flex;flex-direction:column;gap:14px}.tl-item{display:flex;gap:12px;align-items:flex-start}.tl-dot{width:9px;height:9px;border-radius:50%;background:var(--gradient);flex-shrink:0;margin-top:6px;box-shadow:0 0 8px #3b82f64d}.tl-name{font-size:.88rem;font-weight:600}.tl-meta{font-size:.75rem;color:var(--text-3)}.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.work-card{padding:24px;cursor:pointer;position:relative;overflow:hidden;transform-style:preserve-3d}.work-card:before{content:"";position:absolute;bottom:0;left:0;right:0;height:0;background:var(--gradient);opacity:.04;transition:height .5s}.work-card:hover:before{height:100%}.work-current{border-color:#3b82f633!important;border-width:2px}.current-badge{display:inline-block;font-size:.63rem;font-weight:700;padding:4px 12px;background:var(--gradient);color:#fff;border-radius:10px;margin-bottom:10px;box-shadow:0 2px 12px #3b82f64d}.work-company{font-size:1rem;font-weight:700;margin-bottom:4px}.work-role{font-size:.8rem;color:var(--accent);font-weight:600;margin-bottom:3px}.work-period{font-size:.7rem;color:var(--text-3);margin-bottom:8px}.work-summary{font-size:.8rem;color:var(--text-2)}.skill-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.skill-group{padding:22px}.skill-cat{font-size:.85rem;font-weight:700;margin-bottom:12px}.skill-pills{display:flex;flex-wrap:wrap;gap:7px}.pill{font-size:.75rem;font-weight:600;padding:5px 13px;border-radius:18px;cursor:default;transition:all .3s;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.cat-frontend{background:#3b82f61a;color:#3b82f6;border:1px 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var(--gold)!important}.rank-silver{border-left:2px solid var(--silver)!important}.rank-bronze{border-left:2px solid var(--bronze)!important}.award-medal{font-size:1.4rem;flex-shrink:0;transition:transform .3s}.award-card:hover .award-medal{transform:scale(1.2) rotate(-10deg)}.award-name{font-size:.88rem;font-weight:600}.award-meta{font-size:.73rem;color:var(--text-3);margin-top:2px}.cert-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.cert-card{text-align:center;padding:24px 12px}.cert-icon{font-size:2rem;display:block;margin-bottom:10px;transition:transform .3s}.cert-card:hover .cert-icon{transform:scale(1.15)}.cert-name{font-size:.8rem;font-weight:600}.cert-detail{font-size:.7rem;color:var(--text-3);margin-top:4px}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.contact-card{text-align:center;padding:28px 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.5s}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;background:#0009;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);display:flex;align-items:center;justify-content:center;padding:24px}.modal-body{background:var(--modal-bg);backdrop-filter:blur(60px);-webkit-backdrop-filter:blur(60px);border:1px solid var(--border);border-top:1px solid rgba(255,255,255,.15);border-left:1px solid rgba(255,255,255,.1);border-radius:28px;padding:40px;max-width:650px;width:100%;max-height:85vh;overflow-y:auto;position:relative;box-shadow:0 30px 60px #00000080,var(--glow)}.modal-close{position:absolute;top:14px;right:16px;background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:10px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--text-3);cursor:pointer;transition:all .2s}.modal-close:hover{border-color:var(--accent);color:var(--accent)}.modal-title{font-size:1.4rem;font-weight:800;margin-bottom:14px;padding-right:40px}.modal-tags{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:12px}.tag{font-size:.68rem;font-weight:600;padding:3px 10px;border-radius:6px;color:var(--accent-2);background:#3b82f614;border:1px solid rgba(59,130,246,.06)}.modal-meta{font-size:.82rem;color:var(--text-2);margin-bottom:8px;line-height:1.8}.modal-role{font-size:.88rem;color:var(--accent);font-weight:600;margin-bottom:8px}.modal-hl{font-size:.78rem;color:var(--accent);padding:10px 14px;background:#3b82f60d;border-radius:10px;margin-bottom:12px;border-left:2px solid var(--accent)}.modal-desc{font-size:.9rem;color:var(--text-2);line-height:1.9}@media(max-width:1024px){.hero-inner{grid-template-columns:1fr;text-align:center}.hero-photo{margin-left:auto;margin-right:auto}.hero-3d{height:400px;max-width:500px;margin:0 auto}.hero-sub{margin-left:auto;margin-right:auto}.hero-stats{justify-content:center}.project-grid,.exp-grid{grid-template-columns:repeat(2,1fr)}.cert-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.nav-links{display:none}.hamburger{display:block}.hero{min-height:100svh}.hero-inner{padding:90px 20px 50px;gap:24px}.hero-name{font-size:2.6rem}.hero-photo{width:95px;height:95px}.hero-3d{height:300px;max-width:360px}.sec{padding:80px 16px}.sec-head{margin-bottom:36px}.sec-head h2{font-size:1.7rem}.about-grid{grid-template-columns:1fr;gap:32px}.project-grid,.paper-grid{grid-template-columns:1fr}.exp-grid{grid-template-columns:repeat(2,1fr)}.work-grid,.skill-grid{grid-template-columns:1fr}.contact-grid,.cert-grid{grid-template-columns:repeat(2,1fr)}.modal-overlay{padding:0;align-items:flex-end}.modal-body{padding:24px 18px;border-radius:22px 22px 0 0;max-height:85vh}.glass{border-radius:16px}.hero-cta{width:100%;justify-content:center}.nav-mobile a{padding:14px;font-size:1rem}.award-card{padding:14px 16px}.award-medal{font-size:1.2rem}}@media(max-width:480px){.hero-inner{padding:80px 16px 40px}.hero-name{font-size:2.1rem}.hero-photo{width:85px;height:85px}.hero-stats{gap:8px}.stat{padding:10px 14px;min-width:70px}.sec{padding:56px 14px}.exp-grid,.contact-grid,.cert-grid{grid-template-columns:1fr}.values{flex-direction:column}.value-card{min-width:unset}.hero-badge{font-size:.68rem;padding:6px 14px}.hero-sub{font-size:.85rem}.stat-num{font-size:1.25rem}.modal-body{padding:20px 16px}}@media(hover:none){.glass:hover{border-color:var(--border);box-shadow:var(--shadow);background:var(--bg-glass)}.project-card:before{display:none}.project-card:after{display:none}.contact-card:after{display:none}.work-card:before{display:none}}