:root{--bg-primary:#0b0f19;--bg-secondary:#131b2e;--bg-tertiary:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--text-dark:#64748b;--primary:#2563eb;--primary-glow:#2563eb66;--secondary:#06b6d4;--secondary-glow:#06b6d44d;--accent:#8b5cf6;--accent-glow:#8b5cf64d;--success:#10b981;--warning:#f59e0b;--error:#ef4444;--glass-bg:#131b2e99;--glass-border:#ffffff14;--glass-shadow:0 8px 32px 0 #0000005e;--font-family:"Outfit", "Noto Sans KR", sans-serif;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--border-radius:16px}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family);background-color:var(--bg-primary);color:var(--text-main);word-break:keep-all;overflow-wrap:break-word;line-height:1.6;overflow-x:hidden}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border:2px solid var(--bg-primary);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--primary)}.bg-glow{filter:blur(120px);pointer-events:none;z-index:-1;opacity:.15;border-radius:50%;width:40vw;height:40vw;position:absolute}.bg-glow-1{background:var(--primary);top:10%;left:-10%}.bg-glow-2{background:var(--accent);top:60%;right:-10%}h1,h2,h3,h4{font-weight:800;line-height:1.25}.text-gradient{background:linear-gradient(135deg, var(--secondary) 0%, var(--primary) 50%, var(--accent) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.badge{letter-spacing:1px;color:var(--secondary);background:var(--secondary-glow);border:1px solid #06b6d433;border-radius:100px;margin-bottom:20px;padding:6px 16px;font-size:.8rem;font-weight:700;display:inline-block}.btn{border-radius:var(--border-radius);cursor:pointer;transition:var(--transition);border:none;justify-content:center;align-items:center;padding:14px 28px;font-size:1rem;font-weight:700;text-decoration:none;display:inline-flex}.btn-primary{background:linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);color:var(--text-main);box-shadow:0 4px 14px var(--primary-glow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #2563eb99}.btn-secondary{background:var(--glass-bg);color:var(--text-main);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow)}.btn-secondary:hover{background:var(--bg-tertiary);border-color:var(--secondary);transform:translateY(-2px)}.btn-block{width:100%;display:flex}.header{z-index:100;-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);width:100%;transition:var(--transition);background:#0b0f19b3;position:fixed;top:0;left:0}.header.scrolled{background:#0b0f19e6;padding:10px 0;box-shadow:0 4px 20px #0006}.header-container{justify-content:space-between;align-items:center;max-width:1200px;height:80px;margin:0 auto;padding:0 24px;display:flex}.logo{color:var(--text-main);letter-spacing:1px;font-size:1.3rem;font-weight:800;text-decoration:none}.logo-accent{color:var(--primary);background:linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.nav-menu{align-items:center;gap:32px;display:flex}.nav-link{color:var(--text-muted);transition:var(--transition);font-size:.95rem;font-weight:500;text-decoration:none}.nav-link:hover,.nav-link.active{color:var(--text-main);text-shadow:0 0 10px var(--secondary-glow)}.nav-cta{background:var(--primary-glow);color:var(--text-main);border:1px solid #2563eb66;border-radius:50px;padding:8px 20px}.nav-cta:hover{background:var(--primary);box-shadow:0 0 15px var(--primary-glow)}.mobile-toggle{cursor:pointer;z-index:101;background:0 0;border:none;flex-direction:column;justify-content:space-between;width:24px;height:18px;display:none}.mobile-toggle .bar{background-color:var(--text-main);width:100%;height:2px;transition:var(--transition)}.mobile-toggle.active .bar:first-child{transform:translateY(8px)rotate(45deg)}.mobile-toggle.active .bar:nth-child(2){opacity:0}.mobile-toggle.active .bar:nth-child(3){transform:translateY(-8px)rotate(-45deg)}.hero{padding:160px 0 100px;position:relative;overflow:hidden}.hero-container{grid-template-columns:1.2fr 1fr;align-items:center;gap:60px;display:grid}.hero-title{margin-bottom:24px;font-size:3rem;line-height:1.2}.hero-description{color:var(--text-muted);max-width:580px;margin-bottom:40px;font-size:1.1rem}.hero-actions{gap:16px;display:flex}.code-card-wrapper{width:100%;position:relative}.code-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(16px);overflow:hidden}.code-card-header{border-bottom:1px solid var(--glass-border);background:#ffffff08;align-items:center;padding:12px 20px;display:flex}.dot{border-radius:50%;width:12px;height:12px;margin-right:8px;display:inline-block}.dot.red{background-color:var(--error)}.dot.yellow{background-color:var(--warning)}.dot.green{background-color:var(--success)}.code-card-title{color:var(--text-muted);margin-left:12px;font-family:monospace;font-size:.85rem}.code-card-body{background:#0003;padding:24px;font-family:Courier New,Courier,monospace;font-size:.9rem;line-height:1.5}.keyword{color:#f43f5e;font-weight:700}.variable{color:#38bdf8}.class{color:#fbbf24}.string{color:#34d399}.comment{color:#64748b;font-style:italic}.method{color:#a78bfa}.floating-element{border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--glass-shadow);background:#131b2ecc;border-radius:12px;padding:10px 18px;font-size:.85rem;font-weight:700;animation:4s ease-in-out infinite float;position:absolute}.badge-seo{border-color:var(--success);color:var(--success);top:-20px;right:10%}.badge-speed{border-color:var(--secondary);color:var(--secondary);animation-delay:2s;bottom:-20px;left:5%}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.section-header{text-align:center;max-width:750px;margin:0 auto 60px}.section-title{margin-bottom:16px;font-size:2.2rem}.section-subtitle{color:var(--text-muted);font-size:1.05rem}.comparison{background:#131b2e4d;padding:100px 0;position:relative}.simulator-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(12px);margin-bottom:48px;padding:40px}.simulator-header h3{color:var(--text-main);margin-bottom:10px;font-size:1.5rem}.simulator-header p{color:var(--text-muted);margin-bottom:30px;font-size:.95rem}.sim-row{margin-bottom:24px}.sim-row-info{justify-content:space-between;margin-bottom:8px;font-size:.95rem;font-weight:600;display:flex}.sim-timer{color:var(--secondary)}.sim-progress-container{background:#ffffff0d;border-radius:100px;height:12px;margin-bottom:8px;overflow:hidden}.sim-progress-bar{border-radius:100px;width:0%;height:100%;transition:width .1s linear}.bg-warning{background:linear-gradient(90deg, var(--warning), #d97706)}.bg-success{background:linear-gradient(90deg, var(--success), #059669)}.sim-result-badge{font-size:.85rem;font-weight:600}.text-warning{color:var(--warning)}.text-success{color:var(--success)}.simulator-footer{flex-direction:column;align-items:center;gap:20px;margin-top:30px;display:flex}.simulator-analysis{border-left:4px solid var(--primary);width:100%;color:var(--text-muted);background:#ffffff05;border-radius:0 8px 8px 0;align-items:center;min-height:56px;padding:16px 20px;font-size:.9rem;display:flex}.calculator-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(12px);margin-bottom:48px;padding:40px}.calculator-header h3{margin-bottom:10px;font-size:1.5rem}.calculator-header p{color:var(--text-muted);margin-bottom:30px;font-size:.95rem}.calc-control{background:#ffffff05;border:1px solid #ffffff0a;border-radius:12px;margin-bottom:30px;padding:24px}.calc-label{margin-bottom:12px;font-size:1.1rem;font-weight:700;display:block}.slider{-webkit-appearance:none;background:#ffffff1a;border-radius:5px;outline:none;width:100%;height:6px;margin-bottom:24px}.slider::-webkit-slider-thumb{appearance:none;background:var(--secondary);cursor:pointer;width:20px;height:20px;box-shadow:0 0 10px var(--secondary-glow);border-radius:50%;transition:transform .1s}.slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.calc-inputs-row{grid-template-columns:1fr 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li{padding-left:10px;position:relative}.calculator-verdict{border:1px dashed var(--success);text-align:center;color:var(--success);background:#10b9810d;border-radius:8px;margin-top:30px;padding:16px;font-size:.95rem;font-weight:600}.table-responsive{border-radius:var(--border-radius);border:1px solid var(--glass-border);width:100%;box-shadow:var(--glass-shadow);background:var(--glass-bg);-webkit-backdrop-filter:blur(12px);overflow-x:auto}.comparison-table{border-collapse:collapse;text-align:left;width:100%}.comparison-table th,.comparison-table td{border-bottom:1px solid #ffffff0d;padding:20px 24px;font-size:.95rem}.comparison-table th{color:var(--text-main);background:#ffffff05;font-weight:700}.comparison-table td:first-child{font-weight:700}.comparison-table td{color:var(--text-muted)}.comparison-table .highlight{color:var(--text-main);background:#2563eb0d;font-weight:600}.comparison-table tr:last-child th,.comparison-table tr:last-child td{border-bottom:none}.values{padding:100px 0}.values-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;display:grid}.value-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);box-shadow:var(--glass-shadow);transition:var(--transition);-webkit-backdrop-filter:blur(10px);padding:32px}.value-card:hover{border-color:var(--primary);box-shadow:0 10px 25px var(--primary-glow);transform:translateY(-5px)}.value-icon{background:var(--primary-glow);width:50px;height:50px;color:var(--secondary);border-radius:12px;justify-content:center;align-items:center;margin-bottom:24px;display:flex}.value-card h3{margin-bottom:12px;font-size:1.25rem}.value-card p{color:var(--text-muted);font-size:.9rem}.portfolio{background:#131b2e33;padding:100px 0}.portfolio-filters{justify-content:center;gap:12px;margin-bottom:40px;display:flex}.filter-btn{background:var(--glass-bg);border:1px solid 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.portfolio-img{transform:scale(1.05)}.portfolio-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);opacity:0;width:100%;height:100%;transition:var(--transition);background:#0b0f19b3;justify-content:center;align-items:center;display:flex;position:absolute;top:0;left:0}.portfolio-card:hover .portfolio-overlay{opacity:1}.view-details{border:1px solid var(--secondary);color:var(--secondary);letter-spacing:1px;background:#06b6d41a;border-radius:50px;padding:10px 20px;font-size:.85rem;font-weight:700}.portfolio-info{padding:24px}.portfolio-cat{color:var(--secondary);text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;font-size:.75rem;font-weight:700;display:block}.portfolio-card-title{margin-bottom:8px;font-size:1.15rem}.portfolio-card-desc{color:var(--text-muted);font-size:.85rem;line-height:1.5}.process{padding:100px 0}.process-steps{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:30px;display:grid;position:relative}.step-card{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);box-shadow:var(--glass-shadow);padding:32px;position:relative;overflow:hidden}.step-num{opacity:.08;color:var(--text-main);font-size:3rem;font-weight:800;position:absolute;top:10px;right:15px}.step-card h3{margin-top:10px;margin-bottom:12px;font-size:1.15rem;position:relative}.step-card h3:before{content:"";background:var(--secondary);width:24px;height:2px;position:absolute;bottom:-4px;left:0}.step-card p{color:var(--text-muted);margin-top:16px;font-size:.85rem}.contact{background:linear-gradient(#0b0f1900 0%,#131b2e66 100%);padding:100px 0}.contact-wrapper{background:var(--glass-bg);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);-webkit-backdrop-filter:blur(16px);border-radius:24px;grid-template-columns:1fr 1.2fr;display:grid;overflow:hidden}.contact-info-panel{border-right:1px solid var(--glass-border);background:linear-gradient(135deg,#2563eb1a 0%,#8b5cf60d 100%);padding:60px}.contact-info-panel h2{margin-bottom:20px;font-size:2rem}.contact-info-panel p{color:var(--text-muted);margin-bottom:40px;font-size:.95rem}.contact-info-list{flex-direction:column;gap:20px;display:flex}.contact-info-item{align-items:center;gap:16px;font-size:.95rem;display:flex}.info-icon{font-size:1.3rem}.contact-form-panel{padding:60px}.form-title{margin-bottom:30px;font-size:1.5rem}.form-group{flex-direction:column;margin-bottom:20px;display:flex;position:relative}.form-group label{color:var(--text-muted);margin-bottom:8px;font-size:.85rem;font-weight:600}.required{color:var(--error);margin-left:2px}.form-group input,.form-group select,.form-group textarea{background:var(--bg-primary);border:1px solid var(--glass-border);color:var(--text-main);font-family:var(--font-family);transition:var(--transition);border-radius:8px;outline:none;padding:12px 16px;font-size:.95rem}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 8px #2563eb40}.error-msg{color:var(--error);margin-top:6px;font-size:.75rem;display:none}.form-group.invalid input,.form-group.invalid select{border-color:var(--error)}.form-group.invalid .error-msg{display:block}.modal{z-index:1000;visibility:hidden;opacity:0;justify-content:center;align-items:center;width:100vw;height:100vh;transition:opacity .3s,visibility .3s;display:flex;position:fixed;top:0;left:0}.modal.open{visibility:visible;opacity:1}.modal-backdrop{-webkit-backdrop-filter:blur(8px);background:#0b0f19d9;width:100%;height:100%;position:absolute;top:0;left:0}.modal-content{background:var(--bg-secondary);border:1px solid var(--glass-border);z-index:1001;border-radius:24px;width:90%;max-width:750px;max-height:85vh;transition:transform .3s cubic-bezier(.4,0,.2,1);position:relative;overflow-y:auto;transform:translateY(20px);box-shadow:0 20px 50px #0009}.modal.open .modal-content{transform:translateY(0)}.modal-close{color:var(--text-muted);cursor:pointer;transition:var(--transition);background:0 0;border:none;font-size:2.2rem;line-height:1;position:absolute;top:20px;right:20px}.modal-close:hover{color:var(--text-main)}.modal-body-container{padding:40px}.modal-hero-img{aspect-ratio:16/9;object-fit:cover;border:1px solid var(--glass-border);border-radius:12px;width:100%;margin-bottom:24px}.modal-title{margin-bottom:8px;font-size:1.8rem}.modal-cat{color:var(--secondary);margin-bottom:20px;font-size:.85rem;font-weight:700;display:block}.modal-section-title{border-bottom:1px solid #ffffff0d;margin-top:24px;margin-bottom:12px;padding-bottom:8px;font-size:1.2rem}.modal-text{color:var(--text-muted);margin-bottom:16px;font-size:.95rem}.modal-meta-grid{background:#ffffff05;border-radius:12px;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px;padding:20px;display:grid}.modal-meta-item strong{color:var(--text-main);margin-bottom:4px;font-size:.85rem;display:block}.modal-meta-item span{color:var(--text-muted);font-size:.9rem}.toast-container{z-index:1100;flex-direction:column;gap:12px;display:flex;position:fixed;bottom:30px;right:30px}.toast{color:var(--text-main);opacity:0;background:#10b981f2;border-radius:12px;padding:16px 24px;font-size:.9rem;font-weight:700;transition:transform .3s,opacity .3s;transform:translateY(20px);box-shadow:0 10px 25px #0006}.toast.show{opacity:1;transform:translateY(0)}.toast.toast-error{background:#ef4444f2}.footer{border-top:1px solid var(--glass-border);color:var(--text-dark);background:#060911;padding:60px 0}.footer-container{text-align:center;flex-direction:column;align-items:center;gap:30px;display:flex}.footer-logo{color:var(--text-main);margin-bottom:10px;font-size:1.5rem;font-weight:800;text-decoration:none;display:inline-block}.footer-tagline{color:var(--text-muted);font-size:.9rem}.footer-info p{margin-bottom:6px;font-size:.8rem}.footer-copy{margin-top:16px}@media (width<=992px){.hero-container{text-align:center;grid-template-columns:1fr;gap:40px}.hero-description{margin-left:auto;margin-right:auto}.hero-actions{justify-content:center}.code-card-wrapper{max-width:500px;margin:0 auto}.calc-display,.contact-wrapper{grid-template-columns:1fr}.contact-info-panel{border-right:none;border-bottom:1px solid var(--glass-border);padding:40px}.contact-form-panel{padding:40px}}@media (width<=768px){.header-container{height:70px}.mobile-toggle{display:flex}.nav-menu{background:var(--bg-primary);width:100%;height:calc(100vh - 70px);transition:var(--transition);border-top:1px solid var(--glass-border);flex-direction:column;gap:24px;padding:40px 24px;position:fixed;top:70px;left:-100%}.nav-menu.open{left:0}.hero-title{line-height:1.35;font-size:1.8rem!important}.hero-description{font-size:.9rem}.hero-visual{width:100%;padding:10px 0;overflow:hidden}.code-card-wrapper{width:100%;max-width:100%;padding:0 10px}.code-card{width:100%;max-width:100%;font-size:.8rem}.floating-element{display:none!important}.section-title{font-size:1.8rem}.before-after-slider{height:320px}.simulator-card,.calculator-card{padding:24px}.calc-inputs-row{grid-template-columns:1fr}.comparison-table th:nth-child(2),.comparison-table td:nth-child(2){display:none}.modal-meta-grid{grid-template-columns:1fr}.modal-body-container{padding:24px}}html{font-size:clamp(14px,1vw + 10px,18px)}.hero-title{font-size:clamp(1.8rem,4.5vw,3.5rem)!important}.section-title{font-size:clamp(1.5rem,3.5vw,2.6rem)!important}.before-after-container{width:100%;max-width:1000px;margin:40px auto}.before-after-slider{border-radius:var(--border-radius);border:1px solid var(--glass-border);width:100%;height:420px;box-shadow:var(--glass-shadow);-webkit-user-select:none;user-select:none;position:relative;overflow:hidden}.slider-pane{height:100%;position:absolute;top:0;overflow:hidden}.slider-pane.left-pane{z-index:1;background:linear-gradient(135deg,#1a0b0b 0%,#2d1010 100%);left:0}.slider-pane.right-pane{z-index:0;background:linear-gradient(135deg,#091a13 0%,#0c2b1c 100%);right:0;width:100%!important}.pane-content{flex-direction:column;justify-content:center;width:100%;height:100%;padding:40px;display:flex;position:absolute;top:0;left:0}.right-pane .pane-content{left:auto;right:0}.pane-badge{border-radius:4px;align-self:flex-start;margin-bottom:12px;padding:4px 12px;font-size:.75rem;font-weight:800}.left-pane .pane-badge{color:#f87171;background:#ef444433;border:1px solid #ef44444d}.right-pane .pane-badge{color:#34d399;background:#10b98133;border:1px solid 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