:root{--primary: #FF548B;--primary-hover: #E63E75;--whatsapp: #25D366;--whatsapp-dark: #128C7E;--text: #1a1a1a;--text-secondary: #555;--text-muted: #888;--bg: #fafafa;--bg-card: #fff;--border: #e5e5e5;--radius: 8px;--radius-lg: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3{font-family:DM Sans,sans-serif;font-weight:600}.app-container{max-width:600px;margin:0 auto;padding:0 24px;min-height:100vh;display:flex;flex-direction:column}.header{padding:20px 0;border-bottom:1px solid var(--border)}.header-content{display:flex;justify-content:space-between;align-items:center}.back-link{display:flex;align-items:center;gap:8px;color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:450}.back-link:hover{color:var(--text)}.back-link svg{width:16px;height:16px}.logo-img{height:24px}.hero{padding:48px 0 32px}.hero-label{font-size:12px;font-weight:600;color:var(--primary);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}.hero h1{font-size:28px;font-weight:700;margin-bottom:10px;letter-spacing:-.3px}.hero-description{font-size:15px;color:var(--text-secondary)}.generator-section{display:flex;flex-direction:column;gap:24px;margin-bottom:32px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-size:13px;font-weight:600;color:var(--text)}.phone-input{display:flex;align-items:center;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:border-color .15s}.phone-input:focus-within{border-color:var(--whatsapp)}.country-code{padding:12px 14px;background:#f5f5f5;font-size:14px;font-weight:500;color:var(--text-secondary);border-right:1px solid var(--border)}.phone-input input{flex:1;padding:12px 14px;border:none;font-size:15px;outline:none}.input-hint{font-size:12px;color:var(--text-muted)}textarea{padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;font-family:inherit;resize:vertical;transition:border-color .15s}textarea:focus{outline:none;border-color:var(--whatsapp)}.char-count{font-size:12px;color:var(--text-muted);text-align:right}.link-types{display:flex;flex-direction:column;gap:10px}.radio-item{display:flex;align-items:flex-start;gap:12px;padding:14px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color .15s}.radio-item:hover{border-color:#ccc}.radio-item input{display:none}.radio-mark{width:18px;height:18px;min-width:18px;border:2px solid #ccc;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .15s;margin-top:2px}.radio-item input:checked+.radio-mark{border-color:var(--whatsapp)}.radio-item input:checked+.radio-mark:after{content:"";width:8px;height:8px;background:var(--whatsapp);border-radius:50%}.radio-text{display:flex;flex-direction:column}.radio-title{font-size:14px;font-weight:500}.radio-desc{font-size:12px;color:var(--text-muted)}.result-section{margin-bottom:24px}.result-section label{display:block;font-size:13px;font-weight:600;margin-bottom:8px}.link-result{display:flex;gap:8px}.link-result input{flex:1;padding:12px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:13px;font-family:SF Mono,Consolas,monospace;background:#f8f8f8;color:var(--text)}.btn-copy{display:flex;align-items:center;gap:6px;padding:12px 18px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}.btn-copy:hover:not(:disabled){border-color:var(--whatsapp);color:var(--whatsapp)}.btn-copy:disabled{opacity:.5;cursor:not-allowed}.btn-copy svg{width:16px;height:16px}.copy-feedback{margin-top:8px;font-size:13px;color:var(--whatsapp);font-weight:500}.action-buttons{margin-bottom:40px}.btn-primary{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:14px 24px;background:var(--whatsapp);border:none;border-radius:var(--radius);color:#fff;font-size:15px;font-weight:600;text-decoration:none;cursor:pointer;transition:background .15s}.btn-primary:hover{background:var(--whatsapp-dark)}.btn-primary svg{width:20px;height:20px}.qr-section{text-align:center;margin-bottom:32px}.qr-section h2{font-size:16px;margin-bottom:6px}.qr-description{font-size:13px;color:var(--text-muted);margin-bottom:20px}.qr-container{display:flex;justify-content:center;margin-bottom:16px}.qr-placeholder{width:200px;height:200px;background:#f5f5f5;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;padding:24px}.qr-placeholder p{font-size:13px;color:var(--text-muted);text-align:center}.qr-container canvas{border-radius:var(--radius-lg)}.btn-secondary{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}.btn-secondary:hover:not(:disabled){border-color:#ccc}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary svg{width:16px;height:16px}.privacy-note{padding:14px 16px;background:#f5f5f5;border-radius:var(--radius);font-size:12px;color:var(--text-secondary);margin-bottom:32px}.privacy-note strong{color:var(--text)}.footer{margin-top:auto;padding:24px 0;border-top:1px solid var(--border);text-align:center}.footer p{font-size:12px;color:var(--text-muted)}.footer a{color:var(--text-muted);text-decoration:none}.footer a:hover{color:var(--text)}.hidden{display:none!important}@media (max-width: 480px){.link-result{flex-direction:column}.btn-copy{justify-content:center}}