:root{--bg:#fafaf8;--bg-alt:#f3f2ee;--white:#fff;--primary:#1d3557;--primary-light:#2a4a74;--accent:#457b9d;--text:#18181b;--text-muted:#6b7280;--border:#e4e3df;--nav-height:64px;--radius:12px;--radius-sm:8px;--shadow-sm:0 1px 3px #00000012, 0 1px 2px #0000000a;--shadow-md:0 4px 16px #00000014, 0 2px 4px #0000000a;--shadow-lg:0 10px 32px #0000001a, 0 4px 8px #0000000d;--transition:.2s ease;--font:"Inter", system-ui, -apple-system, sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font);background-color:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.65}img,svg{max-width:100%;display:block}a{text-decoration:none}ul{list-style:none}button{cursor:pointer;font-family:var(--font)}.hidden{display:none!important}.container{max-width:1160px;margin:0 auto;padding:0 24px}.navbar{z-index:100;height:var(--nav-height);-webkit-backdrop-filter:blur(12px);transition:border-color var(--transition), box-shadow var(--transition);background:#fafaf8eb;border-bottom:1px solid #0000;position:fixed;top:0;left:0;right:0}.navbar.scrolled{border-bottom-color:var(--border);box-shadow:var(--shadow-sm)}.nav-container{justify-content:space-between;align-items:center;height:100%;display:flex}.nav-brand{align-items:center;gap:14px;display:flex}.nav-logo{color:var(--primary);letter-spacing:-.02em;font-size:1.25rem;font-weight:700}.nav-social{align-items:center;gap:2px;display:flex}.nav-social-link{width:30px;height:30px;color:var(--text-muted);transition:color var(--transition), background var(--transition);border-radius:6px;justify-content:center;align-items:center;display:flex}.nav-social-link:hover{color:var(--primary);background:#1d35570f}.nav-menu{align-items:center;gap:2px;display:flex}.nav-link{color:var(--text-muted);border-radius:var(--radius-sm);transition:color var(--transition), background var(--transition);padding:6px 14px;font-size:.9rem;font-weight:500}.nav-link:hover,.nav-link.active{color:var(--primary);background:#1d35570f}.nav-toggle{border-radius:var(--radius-sm);background:0 0;border:none;flex-direction:column;gap:5px;padding:6px;display:none}.nav-toggle span{background:var(--text);width:22px;height:2px;transition:var(--transition);border-radius:2px;display:block}.sesion-hero{padding-top:calc(var(--nav-height) + 56px);background:var(--white);text-align:center;padding-bottom:48px;position:relative;overflow:hidden}.sesion-hero:before{content:"";pointer-events:none;background-image:radial-gradient(circle at 1px 1px,#1d35570d 1px,#0000 0);background-size:28px 28px;position:absolute;inset:0}.sesion-hero-inner{z-index:1;max-width:680px;margin:0 auto;padding:0 24px;position:relative}.sesion-hero-tag{letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:#457b9d12;border:1px solid #457b9d40;border-radius:100px;margin-bottom:20px;padding:5px 14px;font-size:.78rem;font-weight:600;display:inline-block}.sesion-hero h1{color:var(--primary);letter-spacing:-.03em;margin-bottom:16px;font-size:clamp(2rem,5vw,3rem);font-weight:700;line-height:1.15}.sesion-hero p{color:var(--text-muted);max-width:580px;margin:0 auto;font-size:1rem;line-height:1.75}.sesion-form-section{background:var(--bg-alt);min-height:60vh;padding:40px 0 80px}.progress-wrapper{max-width:680px;margin:0 auto 24px;padding:0 24px}.step-label{color:var(--text-muted);align-items:center;gap:6px;margin-bottom:8px;font-size:.825rem;font-weight:600;display:flex}.step-label strong{color:var(--primary)}.progress-bar{background:var(--border);border-radius:999px;height:4px;overflow:hidden}.progress-fill{background:var(--accent);border-radius:999px;width:0%;height:100%;transition:width .4s}.form-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);max-width:680px;min-height:420px;margin:0 auto;padding:40px;position:relative;overflow:hidden}.form-page{opacity:0;transition:opacity .22s,transform .22s;display:none;transform:translate(20px)}.form-page.active{opacity:1;display:block;transform:translate(0)}.form-page.exiting{opacity:0;pointer-events:none;display:block;transform:translate(-20px)}.form-page h2{color:var(--primary);letter-spacing:-.02em;margin-bottom:6px;font-size:1.5rem;font-weight:700}.page-subtitle{color:var(--text-muted);margin-bottom:28px;font-size:.9rem;line-height:1.6}.field-group{flex-direction:column;gap:6px;margin-bottom:20px;display:flex}.field-group label,.field-group>span.field-label{color:var(--text);letter-spacing:.01em;font-size:.85rem;font-weight:600}.field-group .field-hint{color:var(--text-muted);margin-top:-2px;font-size:.775rem}.field-group input[type=text],.field-group input[type=email],.field-group input[type=tel],.field-group input[type=url],.field-group textarea{width:100%;font-size:.9rem;font-family:var(--font);color:var(--text);background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);transition:border-color var(--transition), box-shadow var(--transition);appearance:none;outline:none;padding:12px 14px}.field-group input::placeholder,.field-group textarea::placeholder{color:#b0afab}.field-group input:focus,.field-group textarea:focus{border-color:var(--accent);background:var(--white);box-shadow:0 0 0 3px #457b9d1f}.field-group input.error,.field-group textarea.error{border-color:#dc2626;box-shadow:0 0 0 3px #dc26261a}.field-group textarea{resize:vertical;min-height:110px;line-height:1.65}.field-row{grid-template-columns:1fr 1fr;gap:16px;display:grid}.radio-group{flex-direction:column;gap:10px;margin-top:4px;display:flex}.radio-option{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:border-color var(--transition), background var(--transition);align-items:flex-start;gap:12px;padding:12px 16px;line-height:1.4;display:flex}.radio-option:hover{border-color:var(--accent);background:#457b9d0a}.radio-option input[type=radio]{appearance:none;border:2px solid var(--border);cursor:pointer;width:18px;height:18px;transition:border-color var(--transition), background var(--transition);border-radius:50%;flex-shrink:0;margin-top:1px;position:relative}.radio-option input[type=radio]:checked{border-color:var(--accent);background:var(--accent);box-shadow:inset 0 0 0 3px var(--white)}.radio-option:has(input:checked){border-color:var(--accent);background:#457b9d0f}.radio-option-text{flex-direction:column;gap:2px;display:flex}.radio-option-label{color:var(--text);font-size:.9rem;font-weight:500}.radio-option-desc{color:var(--text-muted);font-size:.8rem}.check-group-label{text-transform:uppercase;letter-spacing:.07em;color:var(--text-muted);margin-top:4px;margin-bottom:8px;font-size:.8rem;font-weight:700;display:block}.check-group{flex-direction:column;gap:8px;margin-bottom:16px;display:flex}.check-option{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;color:var(--text);transition:border-color var(--transition), background var(--transition);-webkit-user-select:none;user-select:none;align-items:center;gap:12px;padding:10px 14px;font-size:.9rem;display:flex}.check-option:hover{border-color:var(--accent);background:#457b9d0a}.check-option input[type=checkbox]{appearance:none;border:2px solid var(--border);cursor:pointer;width:18px;height:18px;transition:border-color var(--transition), background var(--transition);border-radius:4px;flex-shrink:0;position:relative}.check-option input[type=checkbox]:checked{border-color:var(--accent);background:var(--accent)}.check-option input[type=checkbox]:checked:after{content:"";border:2px solid #fff;border-top:none;border-left:none;width:6px;height:10px;position:absolute;top:2px;left:4px;transform:rotate(45deg)}.check-option:has(input:checked){border-color:var(--accent);background:#457b9d0f}.other-input{width:calc(100% - 30px);font-size:.875rem;font-family:var(--font);color:var(--text);background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);transition:border-color var(--transition), box-shadow var(--transition);outline:none;margin-top:4px;margin-left:30px;padding:10px 14px}.other-input:focus{border-color:var(--accent);background:var(--white);box-shadow:0 0 0 3px #457b9d1f}.scale-selector{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.scale-label-left,.scale-label-right{color:var(--text-muted);white-space:nowrap;flex-shrink:0;font-size:.775rem;font-weight:500}.scale-buttons{flex:1;justify-content:center;gap:8px;display:flex}.scale-btn{border-radius:var(--radius-sm);border:2px solid var(--border);background:var(--bg);width:48px;height:48px;color:var(--text-muted);cursor:pointer;transition:border-color var(--transition), background var(--transition), color var(--transition), transform var(--transition);font-size:1rem;font-weight:600;font-family:var(--font)}.scale-btn:hover{border-color:var(--accent);color:var(--accent);background:#457b9d0f}.scale-btn.active{border-color:var(--accent);background:var(--accent);color:#fff;transform:scale(1.08)}.form-nav{justify-content:space-between;align-items:center;gap:12px;max-width:680px;margin:20px auto 0;padding:0 24px;display:flex}.btn-nav{border-radius:var(--radius-sm);border:2px solid var(--primary);background:var(--primary);color:#fff;cursor:pointer;transition:background var(--transition), border-color var(--transition), box-shadow var(--transition);font-size:.9rem;font-weight:600;font-family:var(--font);white-space:nowrap;justify-content:center;align-items:center;gap:8px;padding:13px 28px;display:inline-flex}.btn-nav:hover{background:var(--primary-light);border-color:var(--primary-light);box-shadow:0 4px 14px #1d355740}.btn-nav:active{transform:scale(.98)}.btn-nav:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.btn-back{border-radius:var(--radius-sm);border:2px solid var(--border);color:var(--text-muted);cursor:pointer;transition:border-color var(--transition), color var(--transition);font-size:.9rem;font-weight:600;font-family:var(--font);white-space:nowrap;background:0 0;justify-content:center;align-items:center;gap:8px;padding:13px 24px;display:inline-flex}.btn-back:hover{border-color:var(--text-muted);color:var(--text)}.btn-back:disabled{opacity:0;pointer-events:none}.form-error-msg{border-radius:var(--radius-sm);color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;margin-top:12px;padding:10px 14px;font-size:.8125rem;line-height:1.5}.form-error-msg.hidden{display:none}.confirmation-screen{text-align:center;padding:20px 0}.confirm-icon{color:#166534;background:#dcfce7;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 24px;font-size:1.75rem;display:flex}.confirmation-screen h2{color:var(--primary);margin-bottom:16px;font-size:1.75rem;font-weight:700}.confirmation-screen p{color:var(--text-muted);max-width:480px;margin:0 auto 16px;font-size:.975rem;line-height:1.75}.confirm-note{background:var(--bg-alt);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 16px;color:var(--text-muted)!important;font-size:.825rem!important}.btn-back-home{color:var(--primary);border:1.5px solid var(--border);border-radius:var(--radius-sm);font-family:var(--font);background:0 0;margin-top:28px;padding:11px 24px;font-size:.9rem;font-weight:500;text-decoration:none;transition:border-color .2s,background .2s;display:inline-block}.btn-back-home:hover{border-color:var(--primary);background:var(--bg-alt)}.form-section-label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);border-bottom:1px solid var(--border);margin-top:8px;margin-bottom:12px;padding-bottom:8px;font-size:.75rem;font-weight:700}@media (width<=768px){.nav-toggle{display:flex}.nav-menu{top:var(--nav-height);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);background:#fafaf8f7;flex-direction:column;gap:4px;padding:12px 24px 20px;display:none;position:absolute;left:0;right:0}.nav-menu.open{display:flex}.nav-link{width:100%;padding:10px 14px}.form-card{padding:28px 20px}.field-row{grid-template-columns:1fr}.scale-selector{flex-direction:column;align-items:flex-start;gap:10px}.scale-buttons{justify-content:space-between;width:100%}.scale-btn{flex:1;min-width:0}.form-nav{padding:0 16px}}@media (width<=480px){.container{padding:0 16px}.sesion-hero{padding-top:calc(var(--nav-height) + 40px)}.form-card{padding:24px 16px}.progress-wrapper{padding:0 16px}.scale-btn{width:40px;height:40px;font-size:.9rem}.btn-nav,.btn-back{padding:12px 20px;font-size:.875rem}}