:root{--bg: #f5f2ec;--surface: #ffffff;--surface2: #edeae3;--border: #ddd9d0;--border-soft: #e8e4dc;--text: #1a1814;--text-muted: #6b6458;--text-dim: #a89e90;--accent: #1a6bb5;--accent-bg: rgba(26,107,181,.08);--accent-hover:#155a9e;--green: #2d8a52;--red-soft: rgba(192,57,43,.06);--red-border: rgba(192,57,43,.2);--red-text: #c0392b;--shadow-sm: 0 1px 4px rgba(26,24,20,.06);--shadow-md: 0 4px 16px rgba(26,24,20,.08);--shadow-lg: 0 8px 32px rgba(26,24,20,.1);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--font-display:"DM Serif Display", Georgia, serif;--font-mono: "DM Mono", "Courier New", monospace;--font-body: "DM Sans", sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:var(--font-body);font-weight:400;line-height:1.7;overflow-x:hidden}nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:16px 48px;background:#f5f2eceb;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-soft);box-shadow:var(--shadow-sm)}.nav-logo{font-family:var(--font-display);font-size:20px;font-weight:400;color:var(--text);text-decoration:none;letter-spacing:-.01em}.nav-logo span{color:var(--accent)}.nav-actions{display:flex;align-items:center;gap:12px}.nav-beta{font-family:var(--font-mono);font-size:10px;letter-spacing:.1em;color:var(--text-dim);text-transform:uppercase;border:1px solid var(--border);padding:4px 10px;border-radius:20px;background:var(--surface2)}.btn-nav{font-family:var(--font-body);font-size:14px;font-weight:500;color:var(--text-muted);background:none;border:none;cursor:pointer;transition:color .2s;padding:8px 12px;border-radius:var(--radius-sm)}.btn-nav:hover{color:var(--text);background:var(--surface2)}.screen{display:none}.screen.active{display:block}.hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:120px 48px 80px;position:relative;overflow:hidden;background:var(--bg)}.hero:before{content:"";position:absolute;top:-100px;right:-100px;width:500px;height:500px;background:radial-gradient(circle,rgba(184,150,46,.07) 0%,transparent 65%);pointer-events:none}.hero:after{content:"";position:absolute;bottom:-80px;left:-80px;width:400px;height:400px;background:radial-gradient(circle,rgba(184,150,46,.04) 0%,transparent 65%);pointer-events:none}.hero-eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--accent);margin-bottom:24px;opacity:0;animation:fadeUp .8s ease forwards 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28px;cursor:pointer;transition:background .2s,transform .15s,box-shadow .2s;text-decoration:none;display:inline-block;border-radius:var(--radius-md);box-shadow:0 2px 8px #1a6bb540}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 4px 16px #1a6bb54d}.btn-primary:active{transform:translateY(0)}.btn-secondary{font-family:var(--font-body);font-size:15px;font-weight:500;color:var(--text-muted);background:var(--surface);border:1.5px solid var(--border);padding:14px 28px;cursor:pointer;transition:border-color .2s,color .2s,box-shadow .2s;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent);box-shadow:var(--shadow-md)}section{padding:88px 48px;max-width:980px;margin:0 auto}.section-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:40px;display:flex;align-items:center;gap:12px}.section-label:after{content:"";flex:1;height:1px;background:var(--border)}.section-title{font-family:var(--font-display);font-size:clamp(28px,4vw,46px);line-height:1.15;color:var(--text);margin-bottom:20px}.section-body{font-size:16px;color:var(--text-muted);max-width:600px;line-height:1.9}.antesdespues{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:56px}.ad-col{background:var(--surface);padding:36px;border-radius:var(--radius-lg);border:1.5px solid var(--border);box-shadow:var(--shadow-sm)}.ad-col.after{border-color:var(--accent);background:#f0f5fb}.ad-col-label{font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:28px;display:flex;align-items:center;gap:10px}.ad-col-label 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.2s}.paso:hover{box-shadow:var(--shadow-md);transform:translate(4px)}.paso-num{background:var(--surface2);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:12px;color:var(--accent);letter-spacing:.1em;font-weight:500;border-right:1.5px solid var(--border)}.paso-content{padding:28px 36px}.paso-content h3{font-family:var(--font-body);font-size:15px;font-weight:600;color:var(--text);margin-bottom:6px}.paso-content p{font-size:14px;color:var(--text-muted);line-height:1.7}.demos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px}.demo-card{background:var(--surface);padding:36px 28px;display:flex;flex-direction:column;gap:20px;border-radius:var(--radius-lg);border:1.5px solid var(--border);box-shadow:var(--shadow-sm);transition:box-shadow .25s,transform .25s}.demo-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.demo-tag{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-bg);display:inline-block;padding:3px 10px;border-radius:20px}.demo-name{font-family:var(--font-display);font-size:22px;color:var(--text);line-height:1.2}.demo-desc{font-size:13px;color:var(--text-muted);line-height:1.7;flex:1}.demo-qr{width:96px;height:96px;background:#fff;padding:5px;border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);border:1px solid var(--border)}.demo-qr img,.demo-qr canvas{width:100%!important;height:100%!important}.demo-status{font-family:var(--font-mono);font-size:10px;color:var(--text-dim);letter-spacing:.08em;display:flex;align-items:center;gap:6px}.demo-status:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block}.demo-status.placeholder:before{background:var(--border)}.demo-link{font-family:var(--font-body);font-size:13px;font-weight:600;color:var(--accent);text-decoration:none;transition:color .2s;display:flex;align-items:center;gap:6px;margin-top:4px}.demo-link:hover{color:var(--accent-hover)}.demo-link.active:after{content:" →"}.beta-box{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-lg);padding:56px;margin-top:56px;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;box-shadow:var(--shadow-md)}.beta-title{font-family:var(--font-display);font-size:34px;color:var(--text);line-height:1.2;margin-bottom:16px}.beta-body{font-size:14px;color:var(--text-muted);line-height:1.9}.beta-status-list{display:flex;flex-direction:column;gap:0;background:var(--bg);border-radius:var(--radius-md);border:1px solid var(--border);overflow:hidden}.beta-status-item{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-bottom:1px solid var(--border-soft);font-family:var(--font-mono);font-size:12px}.beta-status-item:last-child{border-bottom:none}.beta-status-item .label{color:var(--text-muted)}.status-badge{font-size:10px;letter-spacing:.08em;padding:3px 10px;border-radius:20px;font-weight:500}.status-badge.ok{color:var(--green);background:#2d8a5214;border:1px solid rgba(45,138,82,.2)}.status-badge.evolving{color:var(--accent);background:var(--accent-bg);border:1px solid rgba(26,107,181,.2)}.status-badge.exp{color:var(--text-muted);background:var(--surface2);border:1px solid var(--border)}.cta-final{text-align:center;padding:100px 48px;max-width:720px;margin:0 auto}.cta-final .section-title{font-size:clamp(30px,5vw,56px);margin-bottom:16px}.cta-final .section-body{max-width:100%;margin-bottom:40px}footer{border-top:1px solid var(--border-soft);padding:36px 48px;display:flex;justify-content:space-between;align-items:center;background:var(--surface2)}.footer-logo{font-family:var(--font-display);font-size:14px;color:var(--text-muted)}.footer-copy{font-family:var(--font-mono);font-size:11px;color:var(--text-dim)}.modal-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#1a181480;z-index:200;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);align-items:center;justify-content:center}.modal-overlay.open{display:flex}.modal{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius-lg);width:100%;max-width:440px;padding:44px;position:relative;animation:fadeUp .3s ease;max-height:95vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.modal-close{position:absolute;top:18px;right:20px;background:var(--surface2);border:none;color:var(--text-muted);font-size:16px;cursor:pointer;width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s}.modal-close:hover{background:var(--border);color:var(--text)}.modal-title{font-family:var(--font-display);font-size:26px;color:var(--text);margin-bottom:6px}.modal-sub{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);letter-spacing:.04em;margin-bottom:32px;line-height:1.6}.auth-tabs{display:flex;margin-bottom:28px;background:var(--surface2);border-radius:var(--radius-sm);padding:4px;gap:4px}.auth-tab{font-family:var(--font-body);font-size:13px;font-weight:500;color:var(--text-muted);background:none;border:none;padding:8px 20px;cursor:pointer;border-radius:6px;flex:1;transition:background .2s,color .2s}.auth-tab.active{color:var(--text);background:var(--surface);box-shadow:var(--shadow-sm)}.auth-panel{display:none}.auth-panel.active{display:block}.form-group{margin-bottom:16px}.form-label{display:block;font-family:var(--font-body);font-size:13px;font-weight:500;color:var(--text);margin-bottom:6px}.form-input{width:100%;background:var(--bg);border:1.5px solid var(--border);color:var(--text);font-family:var(--font-body);font-size:14px;padding:11px 14px;outline:none;transition:border-color .2s,box-shadow .2s;border-radius:var(--radius-sm)}.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #1a6bb51f}.form-input::placeholder{color:var(--text-dim)}.btn-full{width:100%;font-family:var(--font-body);font-size:15px;font-weight:600;color:#fff;background:var(--accent);border:none;padding:13px;cursor:pointer;margin-top:8px;transition:background .2s,box-shadow .2s;border-radius:var(--radius-md);box-shadow:0 2px 8px #1a6bb533}.btn-full:hover{background:var(--accent-hover);box-shadow:0 4px 12px #1a6bb547}.btn-full:disabled{opacity:.45;cursor:not-allowed}.btn-google{width:100%;font-family:var(--font-body);font-size:14px;font-weight:500;color:var(--text);background:var(--surface);border:1.5px solid var(--border);padding:11px;cursor:pointer;margin-top:10px;transition:border-color .2s,box-shadow .2s;display:flex;align-items:center;justify-content:center;gap:10px;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.btn-google:hover{border-color:var(--text-muted);box-shadow:var(--shadow-md)}.auth-separator{display:flex;align-items:center;gap:14px;margin:18px 0}.auth-separator span{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);letter-spacing:.08em;white-space:nowrap}.auth-separator:before,.auth-separator:after{content:"";flex:1;height:1px;background:var(--border)}.auth-msg{display:none;font-family:var(--font-body);font-size:13px;padding:10px 14px;margin-bottom:14px;line-height:1.5;border-radius:var(--radius-sm)}.auth-msg.error{color:var(--red-text);background:var(--red-soft);border:1px solid var(--red-border)}.auth-msg.success{color:var(--green);background:#2d8a5212;border:1px solid rgba(45,138,82,.2)}.auth-msg.visible{display:block}.auth-forgot{font-family:var(--font-body);font-size:13px;color:var(--text-dim);background:none;border:none;cursor:pointer;margin-top:8px;transition:color .2s;display:block;text-align:right}.auth-forgot:hover{color:var(--accent)}#verify-screen{display:none;min-height:100vh;align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:48px;gap:20px;background:var(--bg)}#verify-screen.active{display:flex}.verify-icon{font-size:56px}.verify-title{font-family:var(--font-display);font-size:34px;color:var(--text)}.verify-email-display{font-family:var(--font-mono);font-size:13px;color:var(--accent);letter-spacing:.06em;background:var(--accent-bg);padding:6px 16px;border-radius:20px}.verify-body{font-size:16px;color:var(--text-muted);max-width:440px;line-height:1.8}.verify-hint{font-family:var(--font-mono);font-size:11px;color:var(--text-dim);background:var(--surface2);padding:8px 16px;border-radius:var(--radius-sm);border:1px solid var(--border)}.verify-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:8px}.verify-feedback{font-family:var(--font-mono);font-size:11px;min-height:20px}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.reveal.visible{opacity:1;transform:translateY(0)}@media (max-width: 768px){nav{padding:14px 20px}.nav-beta{display:none}.hero{padding:96px 20px 56px}section{padding:56px 20px}.antesdespues,.beta-box{grid-template-columns:1fr}.beta-box{gap:32px;padding:32px 24px}.frase-central{padding:56px 20px}.demos-grid{grid-template-columns:1fr}.escena{padding:36px 28px}footer{flex-direction:column;gap:12px;text-align:center;padding:28px 20px}.modal{margin:12px;padding:28px 20px}.cta-final{padding:72px 20px}}