@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-1Thin.ttf)format("truetype");font-weight:100;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-2ExtraLight.ttf)format("truetype");font-weight:200;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-3Light.ttf)format("truetype");font-weight:300;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-4Regular.ttf)format("truetype");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-5Medium.ttf)format("truetype");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-6SemiBold.ttf)format("truetype");font-weight:600;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-7Bold.ttf)format("truetype");font-weight:700;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-8ExtraBold.ttf)format("truetype");font-weight:800;font-style:normal;font-display:swap}@font-face{font-family:Paperlogy;src:url(/Paperlogy-1/Paperlogy-9Black.ttf)format("truetype");font-weight:900;font-style:normal;font-display:swap}:root{--font:"Paperlogy","Pretendard Variable","Noto Sans KR","Apple SD Gothic Neo","Malgun Gothic",sans-serif;--mono:"Space Mono",ui-monospace,"SF Mono","Cascadia Code",Menlo,monospace;--bg:#eef1f7;--bg-grad-1:#f6f8fc;--bg-grad-2:#e7ecf5;--surface:#fff;--surface-2:#f1f4fa;--surface-3:#e8edf6;--ink:#0d1626;--ink-soft:#36425a;--muted:#6a778d;--faint:#9aa6ba;--line:#e2e7f1;--line-2:#d2d9e7;--line-strong:#c3cdde;--navy:#16245c;--navy-2:#1d326f;--accent:#2d6bff;--accent-2:#16245c;--accent-bright:#2d6bff;--accent-soft:#e7ecfb;--accent-line:#2d6bff47;--cyan:#0e9fbd;--cyan-soft:#d6f1f6;--accent-warm:#cf8b4a;--grid-line:#2d6bff12;--contour:#2d6bff21;--on-accent:#fff;--success:#0a8c64;--error:#b84343;--shadow-sm:0 2px 10px #0d16260d,0 12px 28px #0d16260f;--shadow-md:0 4px 16px #0d162612,0 22px 50px #0d16261a;--shadow-accent:0 10px 30px #16245c42;--r-xs:8px;--r-sm:12px;--r-md:16px;--r-lg:22px;--r-xl:30px;--maxw:1120px;--gutter:clamp(24px,5.5vw,72px);--ease:cubic-bezier(.22,.61,.36,1);--font-sans:var(--font);--bg-soft:var(--surface-2);--panel:var(--surface);--panel-strong:var(--surface);--panel-tint:var(--surface-2);--ink-strong:var(--ink);--accent-strong:var(--accent-2);--radius-xs:var(--r-xs);--radius-sm:var(--r-sm);--radius-md:var(--r-md);--radius-lg:var(--r-lg)}[data-theme=dark]{--bg:#070b18;--bg-grad-1:#0c1226;--bg-grad-2:#060912;--surface:#101729;--surface-2:#151d33;--surface-3:#1b243d;--ink:#eaf0fb;--ink-soft:#b9c5d8;--muted:#7e8da3;--faint:#5a6678;--line:#ffffff14;--line-2:#ffffff1c;--line-strong:#ffffff29;--navy:#1d326f;--navy-2:#25408a;--accent:#5e93ff;--accent-2:#2f4fb0;--accent-bright:#5e93ff;--accent-soft:#5e93ff26;--accent-line:#5e93ff57;--cyan:#2bd4e8;--cyan-soft:#2bd4e824;--accent-warm:#e0a86a;--grid-line:#78a0ff0f;--contour:#5f93ff29;--on-accent:#07101f;--success:#3ddc97;--error:#ff8a8a;--shadow-sm:0 2px 12px #00000057;--shadow-md:0 18px 50px #00000080;--shadow-accent:0 12px 34px #16245c80}*{box-sizing:border-box}html{scroll-behavior:smooth}html,body{margin:0;padding:0}body{font-family:var(--font);color:var(--ink);background:var(--bg);background-image:radial-gradient(120% 90% at 88% -10%,var(--bg-grad-1)0%,transparent 46%),radial-gradient(120% 90% at 0% 110%,var(--bg-grad-2)0%,transparent 50%);-webkit-font-smoothing:antialiased;min-height:100vh;text-rendering:optimizeLegibility;transition:background-color .4s var(--ease),color .4s var(--ease);background-attachment:fixed;line-height:1.65;overflow-x:hidden}::selection{background:var(--accent);color:#fff}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--accent-line);outline-offset:2px}h1,h2,h3,h4{color:var(--ink);letter-spacing:-.022em;margin:0;font-weight:800;line-height:1.12}h1{font-size:clamp(2.4rem,5.4vw,4.4rem);font-weight:900}h2{font-size:clamp(1.7rem,3vw,2.5rem)}h3{letter-spacing:-.015em;font-size:clamp(1.1rem,1.5vw,1.3rem)}p{margin:0}.eyebrow{font-family:var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--accent);align-items:center;gap:8px;font-size:.72rem;font-weight:600;display:inline-flex}.eyebrow:before{content:"";background:var(--accent);width:14px;height:1px}.eyebrow.num{color:var(--muted)}.eyebrow.num b{color:var(--accent);font-weight:700}.mono{font-family:var(--mono);letter-spacing:.04em;text-transform:uppercase;color:var(--muted);font-size:.76rem;font-weight:500}.muted{color:var(--muted)}.lead{color:var(--ink-soft);font-size:clamp(1.02rem,1.4vw,1.16rem);line-height:1.7}.hidden{display:none!important}.skip-link{z-index:1000;border-radius:var(--r-xs);border:1px solid var(--accent);background:var(--surface);color:var(--accent);padding:10px 14px;font-size:.82rem;font-weight:700;transition:top .2s;position:fixed;top:-56px;left:16px}.skip-link:focus-visible{top:12px}.wrap{max-width:var(--maxw);padding:0 var(--gutter);margin:0 auto}.page-content{display:block}.section{padding:clamp(56px,8vw,104px) 0;position:relative}.section+.section{padding-top:0}.section-head,.section-heading{gap:14px;max-width:780px;margin-bottom:40px;display:grid}.section-head h2,.section-heading h2,.section-heading h1{line-height:1.08}.section-head .lead,.section-heading .lead{margin-top:2px}.section-heading p{color:var(--ink-soft)}.nav{z-index:60;-webkit-backdrop-filter:blur(16px)saturate(140%);backdrop-filter:blur(16px)saturate(140%);background:color-mix(in srgb,var(--bg)74%,transparent);border-bottom:1px solid var(--line);transition:background-color .4s var(--ease),border-color .4s var(--ease),box-shadow .3s;position:sticky;top:0}.nav.scrolled{box-shadow:var(--shadow-sm)}.nav-inner{max-width:var(--maxw);padding:0 var(--gutter);align-items:center;gap:18px;height:68px;margin:0 auto;display:flex}.brand{align-items:center;gap:11px;display:flex}.brand-mark{width:38px;height:38px;font-family:var(--mono);letter-spacing:.04em;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--shadow-accent);border-radius:11px;place-items:center;font-size:.82rem;font-weight:700;display:grid;position:relative;overflow:hidden}.brand-mark:after{content:"";background:linear-gradient(135deg,#fff6,#0000 50%);position:absolute;inset:0}.brand-text{line-height:1.12;display:grid}.brand-text strong,.brand-text b{letter-spacing:-.01em;color:var(--ink);font-size:.96rem;font-weight:800}.brand-text small,.brand-text span{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-size:.62rem;font-weight:500}.nav-links{align-items:center;gap:2px;margin-left:auto;display:flex}.nav-links a{color:var(--ink-soft);white-space:nowrap;border-radius:9px;padding:8px 13px;font-size:.86rem;font-weight:500;transition:color .18s,background-color .18s}.nav-links a:hover{color:var(--accent);background:var(--accent-soft)}.nav-links a.active{color:var(--accent)}.nav-tools{border-left:1px solid var(--line);align-items:center;gap:8px;margin-left:6px;padding-left:14px;display:flex}.seg{background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:3px;display:inline-flex}.seg .lang-btn{cursor:pointer;font-family:var(--mono);letter-spacing:.06em;color:var(--muted);background:0 0;border:0;border-radius:999px;padding:5px 10px;font-size:.68rem;font-weight:600;transition:all .18s}.seg .lang-btn.is-active{background:var(--accent);color:#fff;box-shadow:0 2px 8px var(--accent-line)}.icon-btn{border:1px solid var(--line);background:var(--surface-2);width:38px;height:38px;color:var(--ink-soft);cursor:pointer;border-radius:10px;place-items:center;transition:all .2s;display:grid}.icon-btn:hover{color:var(--accent);border-color:var(--accent-line)}.icon-btn svg{width:18px;height:18px}[data-theme=dark] .icon-btn .i-sun{display:block}[data-theme=dark] .icon-btn .i-moon,.icon-btn .i-sun{display:none}.icon-btn .i-moon{display:block}.nav-burger{display:none}.btn,.button{font-family:var(--font);cursor:pointer;min-height:48px;transition:transform .2s var(--ease),box-shadow .25s,background-color .2s,color .2s,border-color .2s;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:9px;padding:13px 24px;font-size:.92rem;font-weight:600;display:inline-flex}.btn svg,.button svg{width:17px;height:17px}.btn-primary,.button{color:var(--on-accent);background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--shadow-accent)}.btn-primary:hover,.button:hover{box-shadow:0 16px 40px var(--accent-line);color:var(--on-accent);transform:translateY(-2px)}.btn-ghost,.button.secondary{color:var(--ink);background:var(--surface);border-color:var(--line-strong);box-shadow:var(--shadow-sm)}.btn-ghost:hover,.button.secondary:hover{color:var(--accent);border-color:var(--accent-line);transform:translateY(-2px)}.btn-line{color:var(--ink);border-color:var(--line-strong);background:0 0}.btn-line:hover{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}.txtlink,.text-link{font-family:var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--accent);align-items:center;gap:7px;font-size:.76rem;font-weight:600;display:inline-flex}.txtlink svg,.text-link svg{width:14px;height:14px;transition:transform .2s var(--ease)}.txtlink:hover svg,.text-link:hover svg{transform:translate(4px)}.chips,.chip-group{flex-wrap:wrap;gap:8px;display:flex}.chip{font-family:var(--mono);letter-spacing:.02em;border:1px solid var(--line-2);background:var(--surface-2);color:var(--ink-soft);white-space:nowrap;border-radius:999px;padding:6px 12px;font-size:.72rem;font-weight:500}.chip.accent{color:var(--accent);border-color:var(--accent-line);background:var(--accent-soft)}.tag{font-family:var(--mono);border:1px solid var(--line-2);background:var(--surface-2);color:var(--ink-soft);border-radius:999px;align-items:center;padding:5px 10px;font-size:.72rem;font-weight:500;display:inline-flex}.tag-row{flex-wrap:wrap;gap:6px;margin-top:4px;display:flex}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}.card.hover:hover{box-shadow:var(--shadow-md);border-color:var(--line-strong);transform:translateY(-4px)}.grid-bg{pointer-events:none;z-index:0;background-image:linear-gradient(var(--grid-line)1px,transparent 1px),linear-gradient(90deg,var(--grid-line)1px,transparent 1px);background-size:46px 46px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(110% 100% at 70% 0,#000 30%,#0000 78%);mask-image:radial-gradient(110% 100% at 70% 0,#000 30%,#0000 78%)}.contour{pointer-events:none;z-index:0;color:var(--contour);position:absolute}.hero{padding-top:clamp(48px,7vw,92px);padding-bottom:clamp(40px,6vw,72px);position:relative}.hero-panel{border-radius:var(--r-xl);border:1px solid var(--line);background:linear-gradient(155deg,var(--surface)0%,var(--surface-2)100%);box-shadow:var(--shadow-md);padding:clamp(34px,5vw,64px);position:relative;overflow:hidden}[data-theme=dark] .hero-panel{background:linear-gradient(155deg,#0e141f 0%,#0b1019 60%,#0c121d 100%)}.hero-panel .contour{opacity:.9;width:60%;inset:-16% -4% auto auto}.hero-glow{z-index:0;pointer-events:none;background:radial-gradient(circle,var(--accent)0%,transparent 68%);opacity:.14;filter:blur(6px);border-radius:50%;width:460px;height:460px;position:absolute;top:-150px;right:-90px}.hero-inner{z-index:2;grid-template-columns:1.55fr .95fr;align-items:center;gap:40px;display:grid;position:relative}.hero-copy{gap:22px;display:grid}.hero h1{line-height:1.04}.hero h1 .nm{color:var(--ink);display:block}.hero h1 .role{letter-spacing:-.01em;color:var(--accent);margin-top:12px;font-size:clamp(1.15rem,2vw,1.7rem);font-weight:600;display:block}.hero-desc{max-width:54ch;color:var(--ink-soft);font-size:clamp(1rem,1.3vw,1.12rem);line-height:1.72}.hero-cta{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.hero-meta{flex-wrap:wrap;gap:8px;display:flex}.signal{z-index:2;border-radius:var(--r-lg);border:1px solid var(--line-2);background:var(--surface);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}[data-theme=dark] .signal{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#141b28b3}.signal-head{border-bottom:1px solid var(--line);align-items:center;gap:9px;padding:14px 18px;display:flex}.signal-dot{background:var(--cyan);width:8px;height:8px;box-shadow:0 0 0 4px var(--cyan-soft);border-radius:50%}.signal-head .mono{font-size:.7rem}.signal-body{padding:6px 18px 16px}.sig-row{border-bottom:1px dashed var(--line-2);justify-content:space-between;align-items:baseline;gap:14px;padding:13px 0;display:flex}.sig-row:last-child{border-bottom:0}.sig-row .k{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:.68rem}.sig-row .v{color:var(--ink);text-align:right;font-size:1.02rem;font-weight:700}.sig-row .v.big{letter-spacing:-.02em;font-size:1.5rem;font-weight:800}.sig-row .v.accent{color:var(--accent)}.statband{background:var(--line);border:1px solid var(--line);border-radius:var(--r-md);grid-template-columns:repeat(4,1fr);gap:1px;display:grid;overflow:hidden}.stat{background:var(--surface);gap:4px;padding:22px 24px;display:grid}.stat .n{letter-spacing:-.03em;color:var(--ink);font-size:clamp(1.6rem,2.6vw,2.3rem);font-weight:900}.stat .n em{color:var(--accent);font-style:normal}.stat .l{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:.68rem}.about-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.about-card{align-content:start;gap:14px;padding:28px;display:grid}.about-card .idx{font-family:var(--mono);color:var(--accent);letter-spacing:.08em;font-size:.74rem;font-weight:700}.about-card h3{font-size:1.18rem}.about-card p{color:var(--ink-soft);font-size:.95rem;line-height:1.7}.timeline{gap:0;display:grid;position:relative}.tl-item{border-top:1px solid var(--line);grid-template-columns:188px 1fr;gap:32px;padding:30px 0;display:grid}.tl-item:last-child{border-bottom:1px solid var(--line)}.tl-when{align-content:start;gap:8px;display:grid}.tl-when .period{font-family:var(--mono);color:var(--accent);letter-spacing:.03em;font-size:.78rem;font-weight:600}.tl-when .co{color:var(--ink);font-size:1rem;font-weight:700}.tl-body h3{margin-bottom:12px;font-size:1.16rem}.tl-body ul{gap:9px;margin:0;padding:0;list-style:none;display:grid}.tl-body li{color:var(--ink-soft);padding-left:20px;font-size:.95rem;line-height:1.65;position:relative}.tl-body li:before{content:"";background:var(--accent);border-radius:2px;width:6px;height:6px;position:absolute;top:11px;left:0;transform:rotate(45deg)}.proj-grid{grid-template-columns:repeat(2,1fr);gap:18px;display:grid}.proj-card{align-content:start;gap:12px;padding:26px;display:grid;position:relative;overflow:hidden}.proj-card .pc-top{justify-content:space-between;align-items:center;gap:12px;display:flex}.proj-card .pc-cat{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);font-size:.68rem}.proj-card .pc-yr{font-family:var(--mono);color:var(--muted);font-size:.72rem}.proj-card h3{font-size:1.3rem}.proj-card .pc-sum{color:var(--ink-soft);font-size:.94rem;line-height:1.65}.proj-card .pc-impact{color:var(--ink-soft);border-radius:var(--r-sm);background:var(--surface-2);border-left:2px solid var(--accent);padding:12px 14px;font-size:.9rem}.proj-card .pc-impact b{color:var(--accent);font-weight:600}.proj-card .pc-foot{justify-content:space-between;align-items:center;gap:12px;margin-top:2px;display:flex}.proj-card .pc-stack{font-family:var(--mono);color:var(--faint);letter-spacing:.02em;font-size:.68rem}.cap-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.cap-card{align-content:start;gap:16px;padding:26px;display:grid}.cap-card h3{align-items:center;gap:10px;font-size:1.12rem;display:flex}.cap-card h3 .dot{background:var(--accent);border-radius:3px;width:9px;height:9px}.li-layout{grid-template-columns:1.05fr .95fr;align-items:stretch;gap:18px;display:grid}.li-summary{align-content:start;gap:16px;padding:28px;display:grid}.li-summary h3{font-size:1.18rem}.li-summary p{color:var(--ink-soft);font-size:.94rem;line-height:1.7}.li-metrics{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.li-metric{text-align:left;align-content:center;gap:6px;padding:22px;display:grid}.li-metric .n{letter-spacing:-.02em;color:var(--ink);font-size:clamp(1.5rem,3vw,2rem);font-weight:900}.li-metric .n.accent{color:var(--accent)}.li-metric .l{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:.66rem}.li-posts{grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px;display:grid}.li-post{align-content:start;gap:9px;padding:22px;display:grid}.li-post .when{font-family:var(--mono);color:var(--accent);letter-spacing:.04em;font-size:.68rem}.li-post h4{color:var(--ink);font-size:1rem;font-weight:700;line-height:1.35}.li-post p{color:var(--ink-soft);font-size:.88rem;line-height:1.6}.yt-layout{grid-template-columns:.82fr 1.18fr;align-items:start;gap:18px;display:grid}.yt-channel{align-content:start;gap:16px;padding:28px;display:grid}.yt-channel .handle{font-family:var(--mono);color:var(--accent);letter-spacing:.04em;font-size:.72rem}.yt-channel h3{font-size:1.22rem}.yt-channel p{color:var(--ink-soft);font-size:.92rem;line-height:1.65}.yt-videos{grid-template-columns:repeat(2,1fr);gap:14px;display:grid}.vcard{gap:0;padding:10px;display:grid;overflow:hidden}.vthumb{border-radius:var(--r-sm);aspect-ratio:16/9;background:var(--surface-2);display:block;position:relative;overflow:hidden}.vthumb img{object-fit:cover;width:100%;height:100%;transition:transform .4s var(--ease);display:block}.vcard:hover .vthumb img{transform:scale(1.06)}.vthumb .dur{color:#fff;font-family:var(--mono);letter-spacing:.03em;background:#060a12db;border-radius:6px;padding:3px 7px;font-size:.66rem;position:absolute;bottom:8px;right:8px}.vthumb .play{opacity:0;place-items:center;transition:opacity .25s;display:grid;position:absolute;inset:0}.vcard:hover .vthumb .play{opacity:1}.vthumb .play span{background:var(--accent);width:46px;height:46px;box-shadow:var(--shadow-accent);border-radius:50%;place-items:center;display:grid}.vbody{gap:7px;padding:12px 8px 8px;display:grid}.vbody .topic{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent-line);border-radius:999px;justify-self:start;padding:3px 8px;font-size:.62rem}.vbody h4{color:var(--ink);font-size:.92rem;font-weight:600;line-height:1.4}.vbody h4 a{color:inherit}.vbody h4 a:hover{color:var(--accent)}.vbody .vmeta{font-family:var(--mono);color:var(--muted);flex-wrap:wrap;align-items:center;gap:6px;font-size:.68rem;display:flex}.post-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.post-card{align-content:start;gap:12px;padding:26px;display:grid}.post-card .pmeta{font-family:var(--mono);color:var(--muted);letter-spacing:.04em;font-size:.68rem}.post-card .pmeta b{color:var(--accent);font-weight:600}.post-card h3{font-size:1.1rem;line-height:1.35}.post-card h3 a{color:inherit}.post-card h3 a:hover{color:var(--accent)}.post-card p{color:var(--ink-soft);font-size:.9rem;line-height:1.6}.center-action,.section-action{justify-content:center;margin-top:36px;display:flex}.contact-layout{grid-template-columns:.85fr 1.15fr;gap:18px;display:grid}.contact-info{align-content:start;gap:18px;padding:30px;display:grid}.contact-info h3{font-size:1.2rem}.contact-info p{color:var(--ink-soft);font-size:.94rem}.cinfo-list{gap:2px;margin:0;padding:0;list-style:none;display:grid}.cinfo-row{border-top:1px solid var(--line);grid-template-columns:92px 1fr;align-items:center;gap:14px;padding:13px 0;display:grid}.cinfo-row:first-child{border-top:0}.cinfo-row .k{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-size:.66rem}.cinfo-row a,.cinfo-row .val{color:var(--ink);font-size:.94rem;font-weight:500;transition:color .18s}.cinfo-row a:hover{color:var(--accent)}.contact-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);gap:16px;padding:30px;display:grid}.field{gap:7px;display:grid}.field>span,.field label{color:var(--ink-soft);font-size:.8rem;font-weight:600;font-family:var(--mono);letter-spacing:.04em;text-transform:uppercase}.field input,.field textarea{width:100%;font-family:var(--font);color:var(--ink);background:var(--surface-2);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:13px 14px;font-size:.95rem;transition:border-color .18s,box-shadow .18s,background-color .18s}.field textarea{resize:vertical;min-height:130px}.field input:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);background:var(--surface);outline:0}.field input::placeholder,.field textarea::placeholder{color:var(--faint)}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.honeypot,.honeypot-field{width:1px;height:1px;position:absolute;left:-9999px;overflow:hidden}.form-note{color:var(--muted);font-size:.82rem}.form-status{min-height:22px;color:var(--muted);font-size:.86rem}.form-status.is-success{color:var(--success)}.form-status.is-error{color:var(--error)}.blog-page{max-width:var(--maxw);padding-left:var(--gutter);padding-right:var(--gutter);margin:0 auto}.youtube-library{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);margin-top:8px;padding:28px}.youtube-library-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px;display:flex}.youtube-library-head>div{gap:8px;max-width:640px;display:grid}.youtube-library-grid{grid-template-columns:repeat(2,1fr);gap:14px;display:grid}.video-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;padding:10px;overflow:hidden}.video-card:hover{box-shadow:var(--shadow-md);border-color:var(--line-strong);transform:translateY(-4px)}.video-thumb{border-radius:var(--r-sm);aspect-ratio:16/9;background:var(--surface-2);display:block;position:relative;overflow:hidden}.video-thumb img{object-fit:cover;width:100%;height:100%;transition:transform .4s var(--ease);display:block}.video-card:hover .video-thumb img{transform:scale(1.06)}.video-duration{color:#fff;font-family:var(--mono);letter-spacing:.03em;background:#060a12db;border-radius:6px;padding:3px 7px;font-size:.66rem;position:absolute;bottom:8px;right:8px}.video-body{gap:8px;padding:12px 8px 8px;display:grid}.video-topic{font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);border:1px solid var(--accent-line);border-radius:999px;justify-self:start;padding:3px 8px;font-size:.62rem}.video-body h3{font-size:.96rem;font-weight:600;line-height:1.4}.video-body h3 a{color:var(--ink)}.video-body h3 a:hover{color:var(--accent)}.video-meta{color:var(--muted);font-family:var(--mono);flex-wrap:wrap;align-items:center;gap:8px;font-size:.7rem;display:flex}.video-card.compact{grid-template-columns:210px 1fr;align-items:stretch;gap:12px;display:grid}.video-card.compact .video-thumb{aspect-ratio:auto;min-height:100%}.video-card.compact .video-body{padding:4px}.blog-controls{gap:14px;margin-top:28px;display:grid}.search-box{gap:8px;display:grid}.search-box>span{font-family:var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-size:.72rem;font-weight:600}.search-box input{width:100%;font-family:var(--font);color:var(--ink);background:var(--surface-2);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:13px 14px;font-size:.95rem;transition:border-color .18s,box-shadow .18s,background-color .18s}.search-box input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);background:var(--surface);outline:0}.search-box input::placeholder{color:var(--faint)}.filter-row{flex-wrap:wrap;gap:8px;display:flex}.filter-btn{border:1px solid var(--line-2);min-height:36px;font-family:var(--mono);letter-spacing:.04em;color:var(--ink-soft);background:var(--surface-2);cursor:pointer;border-radius:999px;padding:7px 14px;font-size:.72rem;font-weight:600;transition:all .18s}.filter-btn:hover{color:var(--accent);border-color:var(--accent-line)}.filter-btn.is-active{color:#fff;background:var(--accent);box-shadow:0 2px 8px var(--accent-line);border-color:#0000}.results-count{min-height:20px;color:var(--muted);font-family:var(--mono);letter-spacing:.04em;font-size:.74rem}.post-list{gap:12px;margin-top:16px;display:grid}.post-row{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;grid-template-columns:1fr auto;align-items:center;gap:18px;padding:24px 26px;display:grid}.post-row:hover{box-shadow:var(--shadow-md);border-color:var(--line-strong);transform:translateY(-3px)}.post-row-content{gap:9px;display:grid}.post-row-content h3{font-size:1.18rem}.post-row-content h3 a{color:var(--ink)}.post-row-content h3 a:hover{color:var(--accent)}.post-row-content p{color:var(--ink-soft);font-size:.94rem}.empty-state{border-radius:var(--r-md);border:1px dashed var(--line-strong);background:var(--surface-2);color:var(--muted);margin-top:14px;padding:18px}.post-single{max-width:900px;padding:clamp(40px,6vw,72px)var(--gutter);margin:0 auto}.post-header{border-bottom:1px solid var(--line);gap:12px;padding-bottom:24px;display:grid}.post-header .lead{color:var(--ink-soft)}.post-body-layout{grid-template-columns:minmax(0,1fr) minmax(220px,260px);align-items:start;gap:28px;margin-top:28px;display:grid}.post-content{color:var(--ink-soft);gap:16px;line-height:1.78;display:grid}.post-content h2,.post-content h3{color:var(--ink);margin-top:14px}.post-content a{color:var(--accent);text-underline-offset:3px;text-decoration:underline}.post-content ul,.post-content ol{margin:0;padding-left:22px}.post-content li+li{margin-top:7px}.post-content blockquote{border-left:3px solid var(--accent);border-radius:0 var(--r-sm)var(--r-sm)0;background:var(--surface-2);color:var(--ink-soft);margin:6px 0;padding:12px 16px}.post-content code{font-family:var(--mono);color:var(--accent);background:var(--accent-soft);border-radius:6px;padding:2px 6px;font-size:.84em}.post-content pre{border-radius:var(--r-md);border:1px solid var(--line-2);color:#eff7fc;background:#0f1830;margin:0;padding:16px;overflow:auto}.post-content pre code{color:inherit;background:0 0;padding:0;display:block}.post-content .hljs-keyword,.post-content .hljs-selector-tag,.post-content .hljs-literal{color:#8ec4ff}.post-content .hljs-string,.post-content .hljs-attribute,.post-content .hljs-title.class_{color:#b7eb8f}.post-content .hljs-number,.post-content .hljs-title.function_{color:#ffd580}.post-content .hljs-comment{color:#7b98ab}.post-content table{border-collapse:collapse;border:1px solid var(--line-2);border-radius:var(--r-sm);width:100%;overflow:hidden}.post-content th,.post-content td{border-bottom:1px solid var(--line);text-align:left;padding:9px 12px}.post-content th{background:var(--surface-2);color:var(--ink);font-weight:700}.post-content tr:last-child td{border-bottom:0}.post-toc{border-radius:var(--r-md);border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm);padding:18px;position:sticky;top:92px}.post-toc h2{margin:0 0 10px;font-size:1rem}.post-toc ul{gap:5px;margin:0;padding:0;list-style:none;display:grid}.post-toc li.depth-3{padding-left:12px}.post-toc a{color:var(--ink-soft);font-size:.88rem}.post-toc a:hover{color:var(--accent)}.post-actions{margin-top:28px;display:flex}.site-footer,.footer{border-top:1px solid var(--line);margin-top:40px;padding:56px 0 40px;position:relative}.footer-grid{max-width:var(--maxw);padding:0 var(--gutter);grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin:0 auto;display:grid}.footer-brand{gap:14px;max-width:320px;display:grid}.footer-col h4{font-family:var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:14px;font-size:.72rem;font-weight:600}.footer-col a{color:var(--ink-soft);padding:5px 0;font-size:.9rem;transition:color .18s;display:block}.footer-col a:hover{color:var(--accent)}.footer-bottom{max-width:var(--maxw);padding:22px var(--gutter)0;border-top:1px solid var(--line);flex-wrap:wrap;justify-content:space-between;gap:12px;margin:44px auto 0;display:flex}.footer-bottom span{font-family:var(--mono);letter-spacing:.04em;color:var(--faint);font-size:.72rem}.lang-ko-list,.lang-en-list,.tl-body .lang-ko-list,.tl-body .lang-en-list{display:none}html[data-lang=ko] .lang-ko-list,html[data-lang=ko] .tl-body .lang-ko-list,html[data-lang=en] .lang-en-list,html[data-lang=en] .tl-body .lang-en-list{display:grid}.reveal{opacity:0;transition:opacity .7s var(--ease),transform .7s var(--ease);transform:translateY(26px)}.reveal.in{opacity:1;transform:none}.reveal.d1{transition-delay:70ms}.reveal.d2{transition-delay:.14s}.reveal.d3{transition-delay:.21s}.reveal.d4{transition-delay:.28s}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation:none!important}.reveal{opacity:1;transform:none}}@media (max-width:980px){.hero-inner{grid-template-columns:1fr;gap:28px}.signal{max-width:460px}.about-grid,.cap-grid,.post-grid,.tech-grid{grid-template-columns:1fr 1fr}.li-layout,.yt-layout,.contact-layout,.proj-grid,.project-grid,.li-posts,.yt-videos,.youtube-library-grid{grid-template-columns:1fr}.statband{grid-template-columns:1fr 1fr}.tl-item{grid-template-columns:1fr;gap:14px}.video-card.compact{grid-template-columns:1fr}.video-card.compact .video-thumb{aspect-ratio:16/9}.post-row,.post-body-layout{grid-template-columns:1fr}.post-toc{position:static}}@media (max-width:880px){.nav-links{background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);opacity:0;pointer-events:none;transition:all .25s var(--ease);flex-direction:column;align-items:stretch;gap:4px;padding:14px 20px 20px;position:absolute;top:68px;left:0;right:0;transform:translateY(-12px)}body.nav-open .nav-links{opacity:1;pointer-events:auto;transform:none}.nav-links a{padding:11px 12px;font-size:.96rem}.nav-burger{border:1px solid var(--line);background:var(--surface-2);cursor:pointer;border-radius:10px;place-items:center;gap:4px;width:40px;height:40px;margin-left:auto;display:grid}.nav-burger span{background:var(--ink);border-radius:2px;width:17px;height:2px;transition:all .2s;display:block}body.nav-open .nav-burger span:first-child{transform:translateY(6px)rotate(45deg)}body.nav-open .nav-burger span:nth-child(2){opacity:0}body.nav-open .nav-burger span:nth-child(3){transform:translateY(-6px)rotate(-45deg)}.nav-tools{margin-left:0}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}@media (max-width:620px){.about-grid,.cap-grid,.post-grid,.tech-grid,.li-metrics{grid-template-columns:1fr}.li-metrics{grid-template-columns:repeat(3,1fr)}.form-row,.statband,.footer-grid{grid-template-columns:1fr}.cinfo-row{grid-template-columns:1fr;gap:4px}.hero-cta .btn,.hero-cta .button{flex:1}}@media (max-width:560px){.wrap,.nav-inner,.blog-page,.post-single,.footer-grid,.footer-bottom{padding-left:18px;padding-right:18px}}