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em:hover:before{background:#e6a35c38;height:.6em}.skills-section{background:var(--bg-secondary)}.table-container{border-top:1px solid var(--border);max-width:1100px}.table-row{border-bottom:1px solid var(--border);align-items:baseline;gap:var(--sp-6);transition:background var(--dur-base) var(--ease-gentle);padding:1.25rem 0;display:flex}.table-row:hover{background:linear-gradient(90deg,#ededdf06,#0000 75%)}.table-row:last-child{border-bottom:none}.table-label{width:240px;font-family:var(--font-mono);color:var(--text-primary);font-weight:500;font-size:var(--fs-sm);letter-spacing:var(--track-mono);transition:color var(--dur-fast) var(--ease-gentle);flex-shrink:0}.table-row:hover .table-label{color:var(--accent)}.table-items{gap:.4rem var(--sp-5);flex-wrap:wrap;flex:1;display:flex}.table-items span{color:var(--text-secondary);font-size:.875rem;line-height:var(--lh-body);letter-spacing:.01em;font-family:var(--font-mono);white-space:nowrap;font-weight:400}.certificates-section{background:var(--bg-primary);padding-bottom:calc(var(--sect-y) * .72);position:relative;overflow:hidden}.certificates-section:before{content:"";background:radial-gradient(circle at 30% 20%, var(--accent-soft) 0%, transparent 45%), radial-gradient(circle at 70% 80%, #818cf80a 0%, transparent 45%);pointer-events:none;opacity:.6;position:absolute;inset:0}.cert-fade-out{display:none}.cert-divider{width:min(50%,360px);height:1px;margin:var(--sp-7) auto;background:linear-gradient(to right, transparent, var(--border-strong), transparent);border:none;position:relative}.cert-grid{gap:var(--sp-5);z-index:1;grid-template-columns:repeat(3,1fr);max-width:1100px;margin:0 auto;display:grid;position:relative}.cert-grid.cert-grid--single{grid-template-columns:1fr;max-width:480px}.cert-grid.cert-grid--small{gap:var(--sp-4);grid-template-columns:repeat(6,1fr)}.cert-card{background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--edge-highlight), 0 4px 20px #00000040;transition:transform .4s var(--ease-out), box-shadow .4s var(--ease-out), border-color var(--dur-base) var(--ease-gentle);border-radius:12px;position:relative;overflow:hidden}.cert-card:hover{box-shadow:var(--edge-highlight), 0 16px 36px #0006, 0 0 0 1px var(--accent-soft);border-color:var(--accent);transform:translateY(-6px)}.cert-img{aspect-ratio:4/3;background-position:50%;background-repeat:no-repeat;background-size:cover;background-color:var(--bg-elevated);filter:brightness(.55)grayscale(.2);width:100%;transition:transform var(--dur-slow) var(--ease-out), filter .4s var(--ease-gentle);-webkit-user-drag:none;pointer-events:none}.cert-card:hover .cert-img{filter:brightness(.85)grayscale(0);transform:scale(1.04)}.cert-grid--small .cert-img{aspect-ratio:3/4}.cert-caption{font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--text-primary);text-align:center;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);letter-spacing:var(--track-mono);background:linear-gradient(#0000,#0a0a0c80 30%,#0a0a0cf2);margin:0;padding:.7rem .85rem;font-weight:500;position:absolute;bottom:0;left:0;right:0}.cert-grid--small .cert-caption{font-size:var(--fs-2xs);padding:.45rem .4rem}.contact-section{background:var(--bg-secondary);text-align:center;padding-top:calc(var(--sect-y) * .86);padding-bottom:calc(var(--sect-y) * .72);border-top:1px solid var(--hairline)}.contact-section .section-header{justify-content:center}.contact-description{color:var(--text-secondary);font-size:var(--fs-lg);line-height:var(--lh-body);letter-spacing:var(--track-korean);max-width:540px;margin:0 auto var(--sp-8);word-break:keep-all;font-weight:300}.contact-info{gap:var(--sp-3);flex-direction:column;max-width:540px;margin:0 auto;display:flex}.contact-item{padding:1.15rem var(--sp-5);background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--edge-highlight);transition:border-color var(--dur-base) var(--ease-gentle), background var(--dur-base) var(--ease-gentle), transform var(--dur-base) var(--ease-out);border-radius:10px;justify-content:space-between;align-items:center;display:flex;position:relative;overflow:hidden}.contact-item:before{content:"";background:var(--accent);transform-origin:top;width:2px;transition:transform var(--dur-base) var(--ease-out);position:absolute;top:0;bottom:0;left:0;transform:scaleY(0)}.contact-item:hover{border-color:var(--accent-soft);background:var(--bg-elevated);transform:translate(3px)}.contact-item:hover:before{transform:scaleY(1)}.contact-label{color:var(--text-secondary);font-family:var(--font-mono);font-size:var(--fs-sm);letter-spacing:var(--track-caps);text-transform:uppercase;align-items:center;font-weight:500;display:inline-flex}.contact-label i{margin-right:var(--sp-3);width:1.3rem;color:var(--accent);font-size:1rem}.contact-value{color:var(--text-primary);font-family:var(--font-mono);font-size:var(--fs-sm);letter-spacing:0;-webkit-user-select:text;user-select:text;font-weight:400}.contact-link{align-items:center;gap:var(--sp-2);transition:color var(--dur-fast) var(--ease-gentle);text-decoration:none;display:inline-flex}.contact-link i{opacity:.6;transition:transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-gentle);font-size:.7rem}.contact-link:hover{color:var(--accent)}.contact-link:hover i{opacity:1;transform:translate(2px,-2px)}.wave{transform-origin:70% 70%;animation:2.5s infinite wave;display:inline-block}@keyframes wave{0%,to{transform:rotate(0)}10%{transform:rotate(14deg)}20%{transform:rotate(-8deg)}30%{transform:rotate(14deg)}40%{transform:rotate(-4deg)}50%{transform:rotate(10deg)}60%{transform:rotate(0)}}.footer{padding:var(--sp-7) var(--sect-x);background:var(--bg-primary);border-top:1px solid var(--border);text-align:center}.footer-copy{font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--text-dim);letter-spacing:var(--track-mono);margin:0}@supports (animation-timeline:view()){@media (prefers-reduced-motion:no-preference){.section-header,.about-text p,.table-row,.projects-group__header,.project-card,.cert-card,.contact-description,.contact-item{animation:both riseIn;animation-timeline:view();animation-range:entry 5% entry 45%}}}@keyframes riseIn{0%{opacity:0;translate:0 20px}to{opacity:1;translate:0}}@media (max-width:1024px){:root{--sect-y:6rem;--sect-x:1.75rem}.projects-grid,.projects-grid--work,.projects-grid--ai,.projects-grid--general{gap:var(--sp-5);grid-template-columns:repeat(2,1fr);display:grid}.projects-grid--work .project-card{flex:initial;max-width:none}.projects-group__label{font-size:1.25rem}.cert-grid{grid-template-columns:repeat(3,1fr)}.cert-grid.cert-grid--small{grid-template-columns:repeat(4,1fr)}}@media (max-width:768px){:root{--sect-y:4.5rem;--sect-x:1.5rem}.nav{padding:.85rem var(--sp-4)}.nav-links{gap:var(--sp-1)}.nav-links a{font-size:var(--fs-sm);gap:.35rem;padding:.4rem .7rem}.nav-dot{width:.28rem;height:.28rem}.hero{padding:7rem var(--sect-x) var(--sp-9)}.section-header{margin-bottom:var(--sp-7)}.table-row{gap:var(--sp-2);flex-direction:column}.table-label{width:100%}.cert-grid{grid-template-columns:repeat(2,1fr)}.cert-grid.cert-grid--small{grid-template-columns:repeat(3,1fr)}.scroll-indicator{display:none}}@media (max-width:560px){:root{--sect-y:4rem;--sect-x:1.15rem}.hero{padding:6.5rem var(--sect-x) 3.5rem}.hero-title{font-size:clamp(2.5rem,10vw,5.25rem)}.projects-grid,.projects-grid--work,.projects-grid--ai,.projects-grid--general{grid-template-columns:1fr}.cert-grid,.cert-grid.cert-grid--small{grid-template-columns:repeat(2,1fr)}.cert-grid.cert-grid--single{grid-template-columns:1fr}.contact-item{align-items:flex-start;gap:var(--sp-2);flex-direction:column}.nav{justify-content:center}.nav-links{flex-wrap:wrap;justify-content:center}.nav-links a{font-size:var(--fs-xs);padding:.35rem .55rem}.nav-dot{display:none}}