*,:before,:after{box-sizing:border-box}body{-webkit-font-smoothing:antialiased;background:#f0f4f8;margin:0;font-family:system-ui,Segoe UI,Roboto,sans-serif}#root{justify-content:center;align-items:flex-start;min-height:100svh;padding:24px 16px 48px;display:flex}:root{--color-primary:#1a6fb4;--color-primary-light:#e8f1fb;--color-primary-hover:#155d9a;--color-accent:#2196a6;--color-warning:#e07b00;--color-warning-bg:#fff8ed;--color-error:#c0392b;--color-error-bg:#fdf0ef;--color-info:#2563eb;--color-info-bg:#eff6ff;--color-bg:#f0f4f8;--color-surface:#fff;--color-text:#1a1f2e;--color-text-muted:#6b7280;--color-border:#d1d9e2;--radius:12px;--radius-sm:8px;--shadow:0 2px 16px #00000014}.app-wrapper{width:100%;max-width:540px}.app-card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:32px 28px 24px}@media (width<=480px){.app-card{border-radius:var(--radius);padding:24px 16px 20px}}.app-header{text-align:center;margin-bottom:28px}.app-title{color:var(--color-primary);letter-spacing:-.5px;margin:0 0 4px;font-size:28px;font-weight:700}.app-subtitle{color:var(--color-text-muted);margin:0;font-size:14px}.form-section{margin-bottom:20px}.form-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}@media (width<=400px){.form-row{grid-template-columns:1fr}}.field-label{color:var(--color-text);text-transform:uppercase;letter-spacing:.4px;margin-bottom:8px;font-size:13px;font-weight:600;display:block}.field-hint{color:var(--color-text-muted);margin-top:5px;font-size:12px;display:block}.field-warning{color:var(--color-warning);margin-top:6px;font-size:12px;line-height:1.4;display:block}.text-input{border:1.5px solid var(--color-border);border-radius:var(--radius-sm);width:100%;height:48px;color:var(--color-text);background:var(--color-surface);-webkit-appearance:none;outline:none;padding:0 14px;font-size:16px;transition:border-color .15s}.text-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #1a6fb41f}.text-input.input-warning{border-color:var(--color-warning)}.text-input.input-warning:focus{box-shadow:0 0 0 3px #e07b001f}.brand-buttons{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}@media (width<=400px){.brand-buttons{grid-template-columns:repeat(2,1fr)}}.brand-btn{border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);height:44px;color:var(--color-text-muted);cursor:pointer;padding:0 8px;font-size:14px;font-weight:500;transition:all .15s}.brand-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.brand-btn.active{background:var(--color-primary);border-color:var(--color-primary);color:#fff;font-weight:600}.pen-buttons{flex-wrap:wrap;gap:8px;display:flex}.pen-btn{border:1.5px solid var(--color-border);background:var(--color-surface);height:40px;color:var(--color-text-muted);cursor:pointer;white-space:nowrap;border-radius:20px;padding:0 16px;font-size:14px;font-weight:500;transition:all .15s}.pen-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.pen-btn.active{background:var(--color-primary-light);border-color:var(--color-primary);color:var(--color-primary);font-weight:600}.result-section{margin:8px 0 20px}.result-display{background:var(--color-primary-light);border-radius:var(--radius);text-align:center;padding:24px 20px 20px}.result-display.result-warning-border{background:var(--color-warning-bg);border:1.5px solid var(--color-warning)}.result-placeholder{border:1.5px dashed var(--color-border);background:#f5f7fa}.placeholder-text{color:var(--color-text-muted);margin:0;padding:8px 0;font-size:14px}.result-clicks-row{justify-content:center;align-items:baseline;gap:10px;margin-bottom:8px;display:flex}.result-clicks-number{color:var(--color-primary);letter-spacing:-2px;font-size:64px;font-weight:800;line-height:1}.result-clicks-label{color:var(--color-primary);font-size:22px;font-weight:600}.result-mg-per-click{color:var(--color-text-muted);margin:0 0 4px;font-size:13px}.result-alert{border-radius:var(--radius-sm);text-align:left;margin:12px 0 0;padding:10px 14px;font-size:13px;line-height:1.5}.result-alert-warning{background:var(--color-warning-bg);color:var(--color-warning);border:1px solid #e07b004d}.result-alert-error{background:var(--color-error-bg);color:var(--color-error);border:1px solid #c0392b4d}.result-alert-info{background:var(--color-info-bg);color:var(--color-info);border:1px solid #2563eb4d}.copy-image-btn{border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);width:100%;height:44px;color:var(--color-text-muted);cursor:pointer;justify-content:center;align-items:center;gap:8px;margin-top:10px;font-size:14px;font-weight:500;transition:all .15s;display:flex}.copy-image-btn:hover:not(:disabled){border-color:var(--color-primary);color:var(--color-primary)}.copy-image-btn--success{color:#16a34a;background:#f0fdf4;border-color:#16a34a}.copy-image-btn--error{border-color:var(--color-error);color:var(--color-error);background:var(--color-error-bg)}.copy-image-btn:disabled{cursor:not-allowed;opacity:.7}@keyframes spin{to{transform:rotate(360deg)}}.spin{animation:.8s linear infinite spin}.share-card{background:#fff;border-radius:16px;width:400px;font-family:system-ui,Segoe UI,Roboto,sans-serif;position:fixed;top:-9999px;left:-9999px;overflow:hidden;box-shadow:0 4px 24px #0000001f}.share-card-header{background:var(--color-primary);flex-direction:column;gap:2px;padding:20px 24px 16px;display:flex}.share-card-title{color:#fff;letter-spacing:-.5px;font-size:22px;font-weight:800}.share-card-subtitle{color:#ffffffbf;font-size:13px}.share-card-body{padding:20px 24px}.share-card-info{background:#f5f7fa;border-radius:10px;flex-direction:column;gap:10px;margin-bottom:20px;padding:14px 16px;display:flex}.share-info-row{justify-content:space-between;align-items:center;font-size:14px;display:flex}.share-info-label{color:#6b7280}.share-info-value{color:#1a1f2e;font-weight:600}.share-card-result{text-align:center;padding:16px 0 12px}.share-result-number{color:var(--color-primary);letter-spacing:-3px;font-size:72px;font-weight:800;line-height:1;display:block}.share-result-label{color:var(--color-primary);margin-top:4px;font-size:20px;font-weight:600;display:block}.share-result-sub{color:#6b7280;margin:8px 0 0;font-size:13px}.share-card-alert{border-radius:8px;margin-top:12px;padding:10px 14px;font-size:13px;line-height:1.5}.share-alert-info{color:#2563eb;background:#eff6ff;border:1px solid #2563eb40}.share-alert-warning{color:#e07b00;background:#fff8ed;border:1px solid #e07b0040}.share-card-footer{background:#f5f7fa;border-top:1px solid #e5e8ed;flex-direction:column;gap:6px;padding:12px 24px;display:flex}.share-card-disclaimer{color:#9ca3af;text-align:center;margin:0;font-size:11px;line-height:1.5}.share-card-brand{color:#c4c9d4;text-align:right;letter-spacing:.3px;font-size:11px}.info-footer{border-top:1px solid var(--color-border);padding-top:16px}.info-footer p{color:var(--color-text-muted);text-align:center;margin:0;font-size:12px;line-height:1.5}