:root{--c-primary:#053630;--c-primary-dk:#032520;--c-accent:rgb(81, 209, 201);--c-accent-dim:rgba(81, 209, 201, 0.15);--c-accent-mid:rgba(81, 209, 201, 0.45);--c-white:#ffffff;--c-off-white:#f0faf9;--c-text:#e8f5f4;--c-text-muted:rgba(232, 245, 244, 0.6);--c-surface:rgba(255, 255, 255, 0.055);--c-surface-hov:rgba(255, 255, 255, 0.09);--c-border:rgba(81, 209, 201, 0.22);--c-error:#ff7b7b;--c-error-bg:rgba(255, 100, 100, 0.12);--r-card:20px;--r-input:12px;--r-btn:14px;--shadow-card:0 24px 60px rgba(0,0,0,0.35),0 2px 8px rgba(0,0,0,0.2);--shadow-btn:0 4px 20px rgba(81, 209, 201, 0.3);--font-display:'Gill Sans','Gill Sans MT',Calibri,'Trebuchet MS',sans-serif;--font-body:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;--transition:0.22s cubic-bezier(0.4, 0, 0.2, 1)}*,::after,::before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-body);background:var(--c-primary-dk);color:var(--c-text);min-height:100vh;overflow-x:hidden;position:relative}.bg-orb{position:fixed;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0}.bg-orb--1{width:560px;height:560px;background:radial-gradient(circle,rgba(81,209,201,.13) 0,transparent 70%);top:-180px;left:-180px}.bg-orb--2{width:400px;height:400px;background:radial-gradient(circle,rgba(5,54,48,.6) 0,transparent 70%);bottom:-100px;right:-100px}.bg-orb--3{width:300px;height:300px;background:radial-gradient(circle,rgba(81,209,201,.07) 0,transparent 70%);top:50%;right:-80px;transform:translateY(-50%)}.vista{display:none;min-height:100vh;position:relative;z-index:1}.vista--active{display:flex;flex-direction:column}.shell{width:100%;max-width:540px;margin:0 auto;padding:0 20px 48px;display:flex;flex-direction:column;gap:0}.shell--center{justify-content:center;min-height:100vh}.app-header{display:flex;align-items:center;justify-content:space-between;padding:28px 0 24px}.logo-wrap svg{display:block}.contest-badge{font-family:var(--font-display);font-size:.7rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--c-accent);border:1.5px solid var(--c-accent-mid);border-radius:100px;padding:5px 14px}.timer-display{display:flex;align-items:center;gap:7px;font-family:var(--font-display);font-size:1rem;font-weight:700;color:var(--c-accent);background:var(--c-accent-dim);border:1.5px solid var(--c-accent-mid);border-radius:100px;padding:6px 14px;position:fixed;top:20px;right:20px;z-index:100;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--r-card);padding:36px 32px 40px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);box-shadow:var(--shadow-card);animation:cardIn .5s cubic-bezier(.34,1.2,.64,1) both}.card--success{text-align:center;padding:52px 32px 52px}@keyframes cardIn{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.card__eyebrow{font-family:var(--font-display);font-size:.7rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--c-accent);margin-bottom:10px}.card__title{font-family:var(--font-display);font-size:clamp(1.7rem, 5.5vw, 2.2rem);font-weight:700;line-height:1.22;letter-spacing:-.01em;font-stretch:normal;color:var(--c-white);margin-bottom:8px}.card__title--sm{font-size:clamp(1.3rem, 4vw, 1.7rem);margin-bottom:16px}.accent{color:var(--c-accent)}.card__subtitle{font-size:.9rem;color:var(--c-text-muted);margin-bottom:32px;font-weight:300}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}.form-label{font-size:.82rem;font-weight:500;color:var(--c-text-muted);letter-spacing:.02em}.form-input{background:rgba(255,255,255,.06);border:1.5px solid var(--c-border);border-radius:var(--r-input);padding:13px 16px;font-family:var(--font-body);font-size:.95rem;color:var(--c-white);outline:0;transition:border-color var(--transition),background var(--transition),box-shadow var(--transition);width:100%;-webkit-appearance:none}.form-input::placeholder{color:rgba(255,255,255,.28)}.form-input:focus{border-color:var(--c-accent);background:rgba(81,209,201,.07);box-shadow:0 0 0 3px rgba(81,209,201,.12)}.form-input.is-error{border-color:var(--c-error);background:var(--c-error-bg)}.field-error{font-size:.78rem;color:var(--c-error);min-height:1em;display:block}.legal-section{margin:4px 0 28px}.legal-title{font-size:.78rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--c-text-muted);margin-bottom:14px}.checkbox-row{display:flex;align-items:flex-start;gap:12px;cursor:pointer;padding:10px 14px;border-radius:10px;border:1px solid transparent;transition:background var(--transition),border-color var(--transition);margin-bottom:8px;position:relative}.checkbox-row:hover{background:var(--c-accent-dim);border-color:var(--c-border)}.checkbox-native{position:absolute;opacity:0;width:0;height:0}.checkbox-custom{flex-shrink:0;width:20px;height:20px;border:2px solid var(--c-border);border-radius:6px;margin-top:1px;display:flex;align-items:center;justify-content:center;transition:border-color var(--transition),background var(--transition);background:0 0;position:relative}.checkbox-custom::after{content:'';width:10px;height:6px;border-left:2.5px solid var(--c-primary);border-bottom:2.5px solid var(--c-primary);transform:rotate(-45deg) translateY(-1px);opacity:0;transition:opacity .15s ease}.checkbox-row.is-checked .checkbox-custom,.checkbox-row:has(input:checked) .checkbox-custom{background:var(--c-accent);border-color:var(--c-accent)}.checkbox-row.is-checked .checkbox-custom::after,.checkbox-row:has(input:checked) .checkbox-custom::after{opacity:1}.checkbox-row:has(input:checked){background:var(--c-accent-dim);border-color:var(--c-border)}.checkbox-text{font-size:.88rem;color:var(--c-text);line-height:1.5}.legal-link{color:var(--c-accent);text-decoration:underline;text-underline-offset:3px;text-decoration-color:rgba(81,209,201,0.4);transition:text-decoration-color var(--transition)}.legal-link:hover{text-decoration-color:var(--c-accent)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:.95rem;letter-spacing:.04em;cursor:pointer;border:none;border-radius:var(--r-btn);transition:all var(--transition);position:relative;overflow:hidden;text-decoration:none;-webkit-appearance:none}.btn--primary{width:100%;padding:16px 24px;background:var(--c-accent);color:var(--c-primary);box-shadow:var(--shadow-btn);margin-top:4px}.btn--primary:hover:not(:disabled){background:#5fe7df;box-shadow:0 6px 28px rgba(81,209,201,.45);transform:translateY(-1px)}.btn--primary:active:not(:disabled){transform:translateY(0)}.btn--primary:disabled{opacity:.38;cursor:not-allowed;box-shadow:none}.btn--primary.is-loading{opacity:.7;cursor:wait;pointer-events:none}.btn--secondary{padding:12px 28px;background:0 0;color:var(--c-accent);border:1.5px solid var(--c-accent-mid)}.btn--secondary:hover{background:var(--c-accent-dim);border-color:var(--c-accent)}.btn--sm{font-size:.88rem;padding:10px 24px}.btn__spinner{display:none;width:18px;height:18px;border:2.5px solid rgba(5,54,48,.3);border-top-color:var(--c-primary);border-radius:50%;animation:spin .7s linear infinite}.btn.is-loading .btn__label{opacity:.4}.btn.is-loading .btn__spinner{display:block}@keyframes spin{to{transform:rotate(360deg)}}.form-hint{font-size:.8rem;color:var(--c-error);min-height:1.2em;margin-top:10px;text-align:center}.disclaimer-box{display:flex;gap:10px;align-items:flex-start;background:rgba(81,209,201,.08);border:1px solid rgba(81,209,201,.2);border-radius:12px;padding:14px 16px;margin-bottom:28px;font-size:.78rem;color:var(--c-text-muted);line-height:1.55}.disclaimer-box svg{flex-shrink:0;margin-top:2px;color:var(--c-accent)}.pregunta-block{margin-bottom:28px;animation:fadeUp .4s ease 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ease;font-size:.9rem;color:var(--c-text);user-select:none}.opcion-label:hover{background:var(--c-accent-dim);border-color:var(--c-accent-mid)}.opcion-label.is-selected{background:rgba(81,209,201,.14);border-color:var(--c-accent);color:var(--c-white)}.opcion-radio-native{position:absolute;opacity:0;width:0;height:0;pointer-events:none}.opcion-radio-custom{flex-shrink:0;width:18px;height:18px;border:2px solid var(--c-border);border-radius:50%;transition:border-color var(--transition),background var(--transition);display:flex;align-items:center;justify-content:center}.opcion-radio-custom::after{content:'';width:8px;height:8px;background:var(--c-primary);border-radius:50%;opacity:0;transition:opacity .15s ease}.opcion-label.is-selected .opcion-radio-custom{background:var(--c-accent);border-color:var(--c-accent)}.opcion-label.is-selected .opcion-radio-custom::after{opacity:1}.success-icon{width:84px;height:84px;background:var(--c-accent-dim);border:2px solid var(--c-accent-mid);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;color:var(--c-accent);animation:popIn .6s cubic-bezier(.34,1.4,.64,1) both}@keyframes popIn{from{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.success-title{font-family:var(--font-display);font-size:clamp(1.6rem, 5vw, 2.2rem);font-weight:800;color:var(--c-white);margin-bottom:16px}.success-body{font-size:.95rem;color:var(--c-text-muted);line-height:1.6;margin-bottom:6px}.success-divider{width:48px;height:2px;background:var(--c-accent-mid);border-radius:2px;margin:28px auto 20px}.success-footer{font-size:.75rem;letter-spacing:.08em;color:rgba(81,209,201,.5);text-transform:uppercase;font-weight:500}.modal-overlay{display:none;position:fixed;inset:0;background:rgba(3,37,32,.75);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);z-index:100;align-items:center;justify-content:center;padding:20px;animation:fadeOverlay .2s ease 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32px}.card--success{padding:44px 20px 44px}.app-header{padding:22px 0 18px}.modal-box{padding:32px 22px 28px}}@media (min-width:600px){.shell{padding:0 24px 56px}}@media (min-width:900px){.shell{max-width:600px;padding:0 0 64px}.app-header{padding:36px 0 32px}}