.freelancer-calculator-container,.freelancer-calculator-container *,.freelancer-calculator-container *::before,.freelancer-calculator-container *::after{box-sizing:border-box}.freelancer-calculator-container{--bg-primary:#f5f5f0;--bg-secondary:#fff;--bg-section:#fff;--border-color:#333;--text-primary:#222;--text-secondary:#555;--text-light:#666;--color-accent:#3498db;--color-success:#27ae60;--color-warning:#f39c12;--color-danger:#e74c3c;--color-purple:#9b59b6;--color-teal:#1abc9c;--shadow-sm:2px 2px 0 rgba(0,0,0,0.1);--shadow-md:4px 4px 0 rgba(0,0,0,0.15);--shadow-lg:8px 8px 0 rgba(0,0,0,0.15);--radius-container:8px;--radius-section:6px;--radius-button:4px;--radius-input:4px;--input-focus-bg:#fffacd;--title-color:#2c3e50;--title-shadow:2px 2px 0 rgba(255,255,255,0.5);--btn-hover-overlay:rgba(0,0,0,0.1);--copy-btn-bg:#fff;--copy-btn-hover-bg:#f0f0f0}.freelancer-calculator-container.dark{--bg-primary:#1a1a1a;--bg-secondary:#2d2d2d;--bg-section:#2d2d2d;--border-color:#e0e0e0;--text-primary:#e8e8e8;--text-secondary:#b0b0b0;--text-light:#909090;--color-accent:#5dade2;--color-success:#52c77a;--color-warning:#f5b041;--color-danger:#ec7063;--color-purple:#af7ac5;--color-teal:#48d1cc;--shadow-sm:2px 2px 0 rgba(255,255,255,0.08);--shadow-md:4px 4px 0 rgba(255,255,255,0.12);--shadow-lg:8px 8px 0 rgba(255,255,255,0.12);--input-focus-bg:#3a3a3a;--title-color:#7fb3d5;--title-shadow:2px 2px 0 rgba(0,0,0,0.5);--btn-hover-overlay:rgba(255,255,255,0.1);--copy-btn-bg:#3a3a3a;--copy-btn-hover-bg:#4a4a4a}@media (prefers-color-scheme:dark){.freelancer-calculator-container:not(.dark):not(.light){--bg-primary:#1a1a1a;--bg-secondary:#2d2d2d;--bg-section:#2d2d2d;--border-color:#e0e0e0;--text-primary:#e8e8e8;--text-secondary:#b0b0b0;--text-light:#909090;--color-accent:#5dade2;--color-success:#52c77a;--color-warning:#f5b041;--color-danger:#ec7063;--color-purple:#af7ac5;--color-teal:#48d1cc;--shadow-sm:2px 2px 0 rgba(255,255,255,0.08);--shadow-md:4px 4px 0 rgba(255,255,255,0.12);--shadow-lg:8px 8px 0 rgba(255,255,255,0.12);--input-focus-bg:#3a3a3a;--title-color:#7fb3d5;--title-shadow:2px 2px 0 rgba(0,0,0,0.5);--btn-hover-overlay:rgba(255,255,255,0.1);--copy-btn-bg:#3a3a3a;--copy-btn-hover-bg:#4a4a4a}}.freelancer-calculator-container{position:relative;max-width:1180px;width:100%;margin:8px auto;padding:8px;background:var(--bg-primary);border:2px solid var(--border-color);border-radius:var(--radius-container);font-family:'Noto Sans KR','Malgun Gothic',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--text-primary);box-shadow:var(--shadow-lg);line-height:1.5}.dark-mode-toggle{position:absolute;top:10px;right:10px;padding:6px 10px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-button);cursor:pointer;transition:all 0.2s;box-shadow:var(--shadow-sm);font-size:15.5px;font-weight:600;color:var(--text-primary);z-index:10}.dark-mode-toggle:hover{transform:translate(.5px,.5px);box-shadow:1.5px 1.5px 0 rgba(0,0,0,.15)}.dark-mode-toggle:active{transform:translate(2px,2px);box-shadow:none}.dark-mode-toggle .icon{display:inline-block}.header{text-align:center;padding:15px 10px 12px 10px;border-bottom:3px double var(--border-color);margin-bottom:10px}.header h2{margin:0;font-size:28px;font-weight:700;color:var(--title-color);text-shadow:var(--title-shadow);line-height:1.3}.header .subtitle{margin:6px 0 0 0;font-size:18px;color:var(--text-secondary);font-weight:400}.main-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:8px}.calc-section{background:var(--bg-section);border:1px solid var(--border-color);border-radius:var(--radius-section);padding:8px;box-shadow:var(--shadow-md);display:flex;flex-direction:column}.calc-section h3{margin:0 0 8px 0;padding-bottom:6px;border-bottom:1px solid var(--border-color);font-size:18px;font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:6px}.calc-section h3 svg{flex-shrink:0;stroke:var(--text-secondary)}.input-group{margin-bottom:8px}.input-group label{display:block;margin-bottom:4px;font-size:17px;font-weight:600;color:var(--text-secondary)}.input-group input{width:100%;padding:7px;border:1px solid var(--border-color);border-radius:var(--radius-input);font-size:16px;font-family:'Courier New',monospace;background:var(--bg-secondary);color:var(--text-primary);transition:all 0.2s}.input-group input:focus{outline:none;background:var(--input-focus-bg);box-shadow:0 0 0 2px var(--color-accent)}.formatted-amount{margin-top:4px;font-size:14px;color:var(--text-light);min-height:16px}.preset-buttons{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;margin-bottom:8px}.btn-preset{padding:6px 4px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-button);font-size:14px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all 0.15s;box-shadow:var(--shadow-sm)}.btn-preset:hover{background:var(--copy-btn-hover-bg);transform:translate(.5px,.5px);box-shadow:1.5px 1.5px 0 rgba(0,0,0,.1)}.btn-preset:active{transform:translate(2px,2px);box-shadow:none}.btn-calculate{width:100%;padding:8px;background:var(--color-accent);border:1.5px solid var(--border-color);border-radius:var(--radius-button);font-size:14px;font-weight:700;color:#fff;cursor:pointer;transition:all 0.15s;box-shadow:var(--shadow-md);margin-bottom:8px;display:flex;align-items:center;justify-content:center;gap:6px}.btn-calculate:hover{background:linear-gradient(var(--btn-hover-overlay),var(--btn-hover-overlay)),var(--color-accent);transform:translate(1px,1px);box-shadow:3px 3px 0 rgba(0,0,0,.15)}.btn-calculate:active{transform:translate(4px,4px);box-shadow:none}.result-box{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-input);padding:8px;flex:1}.result-row{display:flex;justify-content:space-between;align-items:center;padding:4px 6px;font-size:15px;border-bottom:1px solid rgba(0,0,0,.05)}.result-row:last-child{border-bottom:none}.result-row .label{color:var(--text-secondary);font-weight:400}.result-row .value{font-weight:700;color:var(--text-primary);font-family:'Courier New',monospace}.result-row.highlight-tax{background:rgba(231,76,60,.1);border-radius:var(--radius-input);margin:2px 0}.result-row.highlight-tax .value{color:var(--color-danger);:16px}.result-row.highlight-net{background:rgba(52,152,219,.1);border-radius:var(--radius-input);margin:2px 0}.result-row.highlight-net .value{color:var(--color-accent);font-size:16px}.result-row.highlight-success{background:rgba(39,174,96,.1);border-radius:var(--radius-input);margin:2px 0}.result-row.highlight-success .value{color:var(--color-success);font-size:16px}.info-footer{display:grid;grid-template-columns:2fr 3fr;gap:8px;margin-top:8px}.info-section{background:var(--bg-section);border:1px solid var(--border-color);border-radius:var(--radius-section);padding:8px;box-shadow:var(--shadow-md)}.info-section h3{margin:0 0 8px 0;padding-bottom:6px;border-bottom:1px solid var(--border-color);font-size:16px;font-weight:600;color:var(--text-primary);display:flex;align-items:center;gap:6px}.info-section h3 svg{flex-shrink:0;stroke:var(--text-secondary)}.info-box{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-input);padding:8px;margin-bottom:8px}.info-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0;font-size:15px}.info-row.sub{padding-left:12px;font-size:15px}.info-label{color:var(--text-secondary)}.info-value{font-weight:700;color:var(--text-primary);font-family:'Courier New',monospace}.info-divider{height:1px;background:var(--border-color);margin:6px 0;opacity:.3}.action-buttons{display:grid;grid-template-columns:1fr 1fr;gap:6px}.btn-action{padding:8px;border:1px solid var(--border-color);border-radius:var(--radius-button);font-size:13px;font-weight:700;color:#fff;cursor:pointer;transition:all 0.15s;box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;gap:4px}.btn-action:hover{transform:translate(1px,1px);box-shadow:2px 2px 0 rgba(0,0,0,.1)}.btn-action:active{transform:translate(2px,2px);box-shadow:none}.btn-copy{background:var(--color-accent)}.btn-copy:hover{background:linear-gradient(var(--btn-hover-overlay),var(--btn-hover-overlay)),var(--color-accent)}.btn-reset{background:var(--color-warning)}.btn-reset:hover{background:linear-gradient(var(--btn-hover-overlay),var(--btn-hover-overlay)),var(--color-warning)}.notice{background:rgba(243,156,18,.15);border:1px solid var(--color-warning);border-radius:var(--radius-input);padding:8px;font-size:12px;color:var(--text-secondary);display:flex;align-items:flex-start;gap:6px}.notice svg{flex-shrink:0;margin-top:1px;stroke:var(--color-warning)}.toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%);background:var(--text-primary);color:var(--bg-primary);padding:12px 20px;border-radius:var(--radius-button);box-shadow:0 4px 12px rgba(0,0,0,.3);font-size:14px;font-weight:600;z-index:1000;opacity:0;visibility:hidden;transition:all 0.3s ease}.toast.show{opacity:1;visibility:visible}@media (max-width:1024px){.main-grid{grid-template-columns:1fr;gap:6px}.info-footer{grid-template-columns:1fr}}@media (max-width:768px){.freelancer-calculator-container{margin:6px 5px;padding:7px;width:calc(100% - 10px)}.header{padding:12px 8px 10px 8px}.header h2{font-size:22px}.header .subtitle{font-size:12px}.dark-mode-toggle{top:8px;right:8px;padding:5px 8px;font-size:14px}.preset-buttons{grid-template-columns:repeat(2,1fr)}.action-buttons{grid-template-columns:1fr}}@media (max-width:480px){.freelancer-calculator-container{padding:6px;border-width:1px}.header h2{font-size:20px}.calc-section,.info-section{padding:6px}.btn-preset{font-size:11px;padding:5px 2px}.result-row{font-size:12px;padding:3px 4px}}