:root{--color-primary:#3553e9;--color-primary-hover:#1839dc;--color-secondary:#9952e0;--color-secondary-hover:#852fda;--color-accent:#26d9bb;--color-accent-hover:#20b69d;--color-bg:#f9f9fb;--color-surface:#fff;--color-surface-hover:#f3f3f7;--color-border:#e2e3e9;--color-border-hover:#cacdd8;--color-text:#171926;--color-text-secondary:#5c5f70;--color-text-muted:#9699a6;--color-success:#157f3c;--color-success-bg:#e9fbf0;--color-success-border:#bdf4d1;--color-error:#ce1212;--color-error-bg:#fef1f1;--color-error-border:#fcd9d9;--color-warning:#c47f08;--color-warning-bg:#fef7eb;--color-warning-border:#fdecce;--color-info:#148cb8;--color-info-bg:#edf9fd;--color-info-border:#d1effa;--space-xs:.25rem;--space-sm:.5rem;--space-md:1rem;--space-lg:1.5rem;--space-xl:2rem;--space-2xl:3rem;--space-3xl:4rem;--font-sans:"Inter", "Pretendard", system-ui, -apple-system, sans-serif;--font-mono:"JetBrains Mono", "Fira Code", ui-monospace, monospace;--font-size-xs:.75rem;--font-size-sm:.875rem;--font-size-base:1rem;--font-size-lg:1.125rem;--font-size-xl:1.25rem;--font-size-2xl:1.5rem;--font-size-3xl:2rem;--font-size-4xl:2.5rem;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-full:9999px;--shadow-sm:0 1px 2px #1719260d;--shadow-md:0 4px 12px #1719260f;--shadow-lg:0 12px 28px #17192614;--shadow-glow:0 0 20px #3553e91a;--transition-fast:.12s cubic-bezier(.4, 0, .2, 1);--transition-base:.2s cubic-bezier(.4, 0, .2, 1);--transition-slow:.3s cubic-bezier(.4, 0, .2, 1);--json-key:#0b50da;--json-string:#248f24;--json-number:#d46211;--json-boolean:#9311d4;--json-null:#737373}[data-theme=dark]{--color-bg:#0d0f16;--color-surface:#161822;--color-surface-hover:#1f212e;--color-border:#2b2e3b;--color-border-hover:#3d4052;--color-text:#eeeff1;--color-text-secondary:#acaeb9;--color-text-muted:#747681;--color-success:#2eb860;--color-success-bg:#0a2915;--color-success-border:#124927;--color-error:#e23636;--color-error-bg:#2d0606;--color-error-border:#500b0b;--color-warning:#e29612;--color-warning-bg:#2f1f04;--color-warning-border:#553807;--color-info:#1fa5d6;--color-info-bg:#06222d;--color-info-border:#0b3e50;--shadow-sm:0 1px 2px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 12px 28px #00000080;--shadow-glow:0 0 24px #3553e92e;--json-key:#5aa6f2;--json-string:#4de680;--json-number:#f0a742;--json-boolean:#c775f0;--json-null:#8c8c8c}
.layout-wrapper{background-color:var(--color-bg);min-height:100vh;color:var(--color-text);font-family:var(--font-sans);transition:background-color var(--transition-base), color var(--transition-base);flex-direction:column;display:flex}.main-container{width:100%;max-width:1440px;padding:var(--space-lg);gap:var(--space-lg);box-sizing:border-box;flex:1;margin:0 auto;display:flex}.main-content{gap:var(--space-lg);flex-direction:column;flex:1;min-width:0;display:flex}.app-header{z-index:100;-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);transition:background-color var(--transition-base), border-color var(--transition-base);background-color:#f9f9fbbf;position:sticky;top:0}[data-theme=dark] .app-header{background-color:#0d0f16bf}.header-container{max-width:1440px;height:64px;padding:0 var(--space-lg);justify-content:space-between;align-items:center;margin:0 auto;display:flex}.header-logo{font-size:var(--font-size-xl);background:linear-gradient(135deg, var(--color-primary), var(--color-secondary));-webkit-text-fill-color:transparent;align-items:center;gap:var(--space-sm);cursor:pointer;-webkit-background-clip:text;font-weight:800;display:flex}.header-actions{align-items:center;gap:var(--space-md);display:flex}.app-sidebar{gap:var(--space-md);border-right:1px solid var(--color-border);width:280px;padding-right:var(--space-lg);box-sizing:border-box;flex-direction:column;flex-shrink:0;display:flex}.sidebar-nav-title{font-size:var(--font-size-xs);text-transform:uppercase;letter-spacing:.05em;color:var(--color-text-muted);margin-bottom:var(--space-xs);font-weight:700}.sidebar-menu{gap:var(--space-xs);flex-direction:column;list-style:none;display:flex}.sidebar-menu-item a{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);font-size:var(--font-size-sm);color:var(--color-text-secondary);transition:all var(--transition-fast);font-weight:500;display:flex}.sidebar-menu-item a:hover{background-color:var(--color-surface-hover);color:var(--color-text);padding-left:calc(var(--space-md) + 4px)}.sidebar-menu-item.active a{color:var(--color-primary);background-color:#3553e91a;font-weight:600}[data-theme=dark] .sidebar-menu-item.active a{background-color:#3553e933}.ui-card{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-sm);transition:transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base)}.ui-card:hover{border-color:var(--color-border-hover);box-shadow:var(--shadow-md)}.ui-card-title{font-size:var(--font-size-lg);margin-bottom:var(--space-xs);font-weight:700}.ui-card-description{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-bottom:var(--space-md)}.btn{justify-content:center;align-items:center;gap:var(--space-sm);font-family:var(--font-sans);font-size:var(--font-size-sm);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap;border:1px solid #0000;font-weight:600;display:inline-flex}.btn-sm{padding:var(--space-xs) var(--space-sm);font-size:var(--font-size-xs)}.btn-md{padding:var(--space-sm) var(--space-lg);font-size:var(--font-size-sm)}.btn-lg{padding:var(--space-md) var(--space-xl);font-size:var(--font-size-base)}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover);box-shadow:var(--shadow-glow)}.btn-secondary{background-color:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn-secondary:hover{background-color:var(--color-surface-hover);border-color:var(--color-border-hover)}.btn-accent{background-color:var(--color-accent);color:#171926}.btn-accent:hover{background-color:var(--color-accent-hover)}.btn-icon{border-radius:var(--radius-md);border:1px solid var(--color-border);width:38px;height:38px;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);background-color:#0000;justify-content:center;align-items:center;padding:0;display:inline-flex}.btn-icon:hover{background-color:var(--color-surface-hover);color:var(--color-text);border-color:var(--color-border-hover)}.form-group{gap:var(--space-xs);flex-direction:column;width:100%;display:flex}.form-label{font-size:var(--font-size-sm);color:var(--color-text-secondary);font-weight:600}.input-field{width:100%;font-family:var(--font-sans);font-size:var(--font-size-base);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);border:1px solid var(--color-border);background-color:var(--color-surface);color:var(--color-text);box-sizing:border-box;transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none}.input-field:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #3553e926}.textarea-field{width:100%;font-family:var(--font-mono);font-size:var(--font-size-sm);padding:var(--space-md);border-radius:var(--radius-md);border:1px solid var(--color-border);background-color:var(--color-surface);color:var(--color-text);resize:vertical;box-sizing:border-box;min-height:200px;transition:border-color var(--transition-fast), box-shadow var(--transition-fast);outline:none}.textarea-field:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #3553e926}.app-footer{border-top:1px solid var(--color-border);background-color:var(--color-surface);padding:var(--space-xl) 0;margin-top:var(--space-3xl);transition:background-color var(--transition-base), border-color var(--transition-base)}.footer-container{max-width:1440px;padding:0 var(--space-lg);gap:var(--space-lg);flex-direction:column;margin:0 auto;display:flex}.footer-top{justify-content:space-between;gap:var(--space-xl);flex-wrap:wrap;display:flex}.footer-brand{max-width:320px}.footer-links{gap:var(--space-3xl);flex-wrap:wrap;display:flex}.footer-link-group{gap:var(--space-sm);flex-direction:column;display:flex}.footer-link-group h4{font-size:var(--font-size-sm);text-transform:uppercase;color:var(--color-text);margin-bottom:var(--space-xs);font-weight:700}.footer-link-group a{font-size:var(--font-size-sm);color:var(--color-text-secondary);transition:color var(--transition-fast)}.footer-link-group a:hover{color:var(--color-primary)}.footer-bottom{border-top:1px solid var(--color-border);padding-top:var(--space-lg);font-size:var(--font-size-xs);color:var(--color-text-muted);justify-content:space-between;align-items:center;gap:var(--space-md);flex-wrap:wrap;display:flex}@media (max-width:1024px){.app-sidebar{display:none}}@media (max-width:768px){.main-container{padding:var(--space-md)}.footer-top{gap:var(--space-lg);flex-direction:column}.footer-links{gap:var(--space-xl)}.footer-bottom{flex-direction:column;align-items:flex-start}}.toast-container{bottom:var(--space-xl);right:var(--space-xl);gap:var(--space-sm);z-index:1000;max-width:380px;width:calc(100% - 2 * var(--space-xl));flex-direction:column;display:flex;position:fixed}.toast{justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-md);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);background-color:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border);animation:.2s cubic-bezier(.4,0,.2,1) toast-fade-in;display:flex}.toast-success{background-color:var(--color-success-bg);border-color:var(--color-success-border);color:var(--color-success)}.toast-error{background-color:var(--color-error-bg);border-color:var(--color-error-border);color:var(--color-error)}.toast-warning{background-color:var(--color-warning-bg);border-color:var(--color-warning-border);color:var(--color-warning)}.toast-info{background-color:var(--color-info-bg);border-color:var(--color-info-border);color:var(--color-info)}.toast-message{font-size:var(--font-size-sm);flex:1;font-weight:500}.toast-close{cursor:pointer;color:inherit;opacity:.6;transition:opacity var(--transition-fast);padding:var(--space-xs);background:0 0;border:none;justify-content:center;align-items:center;display:flex}.toast-close:hover{opacity:1}@keyframes toast-fade-in{0%{opacity:0;transform:translateY(12px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}.json-editor-container{gap:var(--space-lg);grid-template-columns:1fr 1fr;width:100%;height:550px;display:grid}@media (max-width:768px){.json-editor-container{grid-template-columns:1fr;height:auto}}.json-editor-pane{border:1px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-surface);flex-direction:column;height:100%;display:flex;overflow:hidden}.json-editor-header{padding:var(--space-sm) var(--space-md);border-bottom:1px solid var(--color-border);background-color:var(--color-surface-hover);font-size:var(--font-size-sm);justify-content:space-between;align-items:center;font-weight:600;display:flex}.json-editor-body{font-family:var(--font-mono);font-size:var(--font-size-sm);flex:1;display:flex;position:relative;overflow:hidden}.json-line-numbers{padding:var(--space-md) var(--space-xs) var(--space-md) var(--space-sm);border-right:1px solid var(--color-border);background-color:var(--color-surface-hover);color:var(--color-text-muted);text-align:right;-webkit-user-select:none;user-select:none;line-height:1.6;overflow:hidden}.json-textarea{padding:var(--space-md);color:var(--color-text);font-family:var(--font-mono);font-size:var(--font-size-sm);resize:none;white-space:pre;background-color:#0000;border:none;outline:none;flex:1;line-height:1.6;overflow-y:auto}.json-output-pre{padding:var(--space-md);color:var(--color-text);font-family:var(--font-mono);font-size:var(--font-size-sm);white-space:pre-wrap;word-break:break-all;background-color:#0000;flex:1;margin:0;line-height:1.6;overflow-y:auto}.json-key{color:var(--json-key);font-weight:600}.json-string{color:var(--json-string)}.json-number{color:var(--json-number)}.json-boolean{color:var(--json-boolean);font-weight:600}.json-null{color:var(--json-null);font-weight:600}.json-status-bar{padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);border:1px solid var(--color-border);margin-top:var(--space-md);font-size:var(--font-size-sm);justify-content:space-between;align-items:center;font-weight:500;display:flex}.json-status-valid{background-color:var(--color-success-bg);border-color:var(--color-success-border);color:var(--color-success)}.json-status-invalid{background-color:var(--color-error-bg);border-color:var(--color-error-border);color:var(--color-error);animation:2s infinite status-pulse}@keyframes status-pulse{0%{box-shadow:0 0 #ce12121a}70%{box-shadow:0 0 0 6px #ce121233}to{box-shadow:0 0 #ce121200}}
.flex{display:flex}.flex-col{flex-direction:column}.align-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.flex-wrap{flex-wrap:wrap}.flex-1{flex:1}.gap-xs{gap:var(--space-xs)}.gap-sm{gap:var(--space-sm)}.gap-md{gap:var(--space-md)}.gap-lg{gap:var(--space-lg)}.gap-xl{gap:var(--space-xl)}.text-center{text-align:center}.text-right{text-align:right}.text-left{text-align:left}.font-mono{font-family:var(--font-mono)}.font-sans{font-family:var(--font-sans)}.font-bold{font-weight:700}.font-semibold{font-weight:600}.font-medium{font-weight:500}.text-primary{color:var(--color-primary)}.text-secondary{color:var(--color-text-secondary)}.text-muted{color:var(--color-text-muted)}.grid{gap:var(--space-lg);display:grid}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}@media (min-width:640px){.grid-cols-sm-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:768px){.grid-cols-md-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width:1024px){.grid-cols-lg-4{grid-template-columns:repeat(4,minmax(0,1fr))}}.mt-xs{margin-top:var(--space-xs)}.mt-sm{margin-top:var(--space-sm)}.mt-md{margin-top:var(--space-md)}.mt-lg{margin-top:var(--space-lg)}.mt-xl{margin-top:var(--space-xl)}.mb-xs{margin-bottom:var(--space-xs)}.mb-sm{margin-bottom:var(--space-sm)}.mb-md{margin-bottom:var(--space-md)}.mb-lg{margin-bottom:var(--space-lg)}.mb-xl{margin-bottom:var(--space-xl)}.w-full{width:100%}.h-full{height:100%}.custom-scrollbar::-webkit-scrollbar{width:8px;height:8px}.custom-scrollbar::-webkit-scrollbar-track{background:var(--color-surface)}.custom-scrollbar::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-sm)}.custom-scrollbar::-webkit-scrollbar-thumb:hover{background:var(--color-border-hover)}
*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;height:100%}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color var(--transition-base), color var(--transition-base)}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}