:root{
  --emerald-950:#082f2a;
  --emerald-900:#0d3f36;
  --emerald-800:#14594b;
  --emerald-700:#1e705d;
  --emerald-100:#e7f1ed;
  --gold:#c5a45d;
  --gold-soft:#eadbb8;
  --paper:#fbfaf6;
  --white:#fff;
  --ink:#17302a;
  --muted:#66746f;
  --line:#dce5e1;
  --danger:#a12a2a;
  --success:#176a4a;
  --shadow:0 24px 70px rgba(8,47,42,.14);
}
*{box-sizing:border-box}
html{font-size:18px;background:var(--paper)}
body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit}
button{touch-action:manipulation}
a{color:var(--emerald-700);text-decoration:none}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.survey-shell{min-height:100dvh;display:grid;grid-template-columns:minmax(310px,42%) minmax(0,58%)}
.survey-visual{position:relative;overflow:hidden;padding:clamp(32px,5vw,78px);color:#fff;background:
 radial-gradient(circle at 22% 15%,rgba(197,164,93,.28),transparent 24%),
 linear-gradient(145deg,rgba(8,47,42,.94),rgba(13,63,54,.83)),
 linear-gradient(120deg,#315b52,#0b302a)}
.visual-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 60%,rgba(0,0,0,.2));pointer-events:none}
.visual-brand{position:relative;z-index:1;max-width:520px;height:100%;display:flex;flex-direction:column;justify-content:center}
.brand-seal{width:76px;height:76px;border:1px solid rgba(255,255,255,.55);border-radius:50%;display:grid;place-items:center;font-family:Georgia,serif;font-size:1.45rem;letter-spacing:.08em;color:var(--gold-soft);box-shadow:inset 0 0 0 6px rgba(255,255,255,.06)}
.brand-seal.small{width:44px;height:44px;font-size:.82rem;color:var(--gold);border-color:var(--gold-soft);flex:none}
.eyebrow{font-size:.72rem;letter-spacing:.18em;font-weight:800;color:var(--gold);margin:30px 0 12px;text-transform:uppercase}
.visual-brand h1{font-family:Georgia,"Times New Roman",serif;font-weight:500;font-size:clamp(3.7rem,7vw,7.5rem);line-height:.84;margin:0 0 30px;letter-spacing:-.055em}
.visual-brand>p:last-of-type{max-width:460px;line-height:1.65;color:rgba(255,255,255,.82);font-size:1.05rem}
.visual-lines{position:absolute;right:-80px;bottom:-50px;width:380px;height:260px;transform:rotate(-12deg);opacity:.28}
.visual-lines span{position:absolute;inset:auto 0;height:1px;background:var(--gold-soft);border-radius:50%}
.visual-lines span:nth-child(1){bottom:40px;transform:rotate(12deg)}
.visual-lines span:nth-child(2){bottom:100px;transform:rotate(-5deg)}
.visual-lines span:nth-child(3){bottom:160px;transform:rotate(8deg)}

.survey-panel{min-width:0;padding:clamp(24px,5vw,76px);display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#fff 0%,#fbfaf6 100%)}
.welcome-screen,.smart-form{width:min(760px,100%)}
.mobile-brand{display:none;align-items:center;gap:12px;color:var(--emerald-900);margin-bottom:32px}
.welcome-screen h2,.question-heading h2{font-family:Georgia,"Times New Roman",serif;color:var(--emerald-950);font-weight:500;letter-spacing:-.025em}
.welcome-screen h2{font-size:clamp(2rem,4vw,3.35rem);line-height:1.08;margin:10px 0 22px}
.welcome-copy{font-size:1.02rem;line-height:1.72;color:var(--muted);max-width:700px}
.privacy-card{display:flex;gap:14px;margin:28px 0;padding:18px 20px;border:1px solid var(--line);border-left:4px solid var(--gold);border-radius:16px;background:#fff;box-shadow:0 12px 30px rgba(8,47,42,.05)}
.privacy-card strong{display:block;margin-bottom:5px;color:var(--emerald-900)}
.privacy-card p{margin:0;color:var(--muted);font-size:.86rem;line-height:1.55}
.privacy-icon{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--emerald-100);color:var(--emerald-700);font-weight:800;flex:none}
.welcome-meta{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:.8rem;margin-bottom:28px}
.welcome-meta span:before{content:"•";color:var(--gold);margin-right:8px}
.primary-action,.secondary-action{min-height:54px;border-radius:14px;padding:14px 22px;border:0;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:20px;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}
.primary-action{color:#fff;background:linear-gradient(135deg,var(--emerald-800),var(--emerald-950));box-shadow:0 13px 28px rgba(13,63,54,.24)}
.primary-action:hover{transform:translateY(-1px);box-shadow:0 16px 34px rgba(13,63,54,.29)}
.primary-action:disabled{opacity:.65;cursor:wait;transform:none}
.primary-action.compact{min-width:180px}
.secondary-action{color:var(--emerald-900);background:#fff;border:1px solid var(--line)}
.secondary-action:hover{background:var(--emerald-100)}

.manual-banner{position:fixed;top:0;left:42%;right:0;z-index:20;text-align:center;padding:8px;background:#fff3cd;color:#6b5000;border-bottom:1px solid #ead28a;font-size:.75rem;font-weight:700}
.manual-mode .survey-panel{padding-top:84px}
.survey-progress-header{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:16px;margin-bottom:44px}
.progress-copy{display:flex;flex-direction:column;min-width:150px}
.progress-copy span{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gold);font-weight:800}
.progress-copy strong{font-size:.85rem;color:var(--muted);font-weight:700;margin-top:4px}
.progress-track{height:8px;background:#e4ece8;border-radius:999px;overflow:hidden}
.progress-track>div{height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--emerald-700));border-radius:inherit;transition:width .3s ease}
#progressPercent{font-size:.8rem;color:var(--muted);font-weight:800}
.question-screen{animation:questionIn .28s ease}
@keyframes questionIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.question-section{font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);font-weight:800;margin:0 0 10px}
.question-heading h2{font-size:clamp(1.75rem,3.3vw,2.7rem);line-height:1.15;margin:0;max-width:760px}
.question-help{color:var(--muted);line-height:1.55;margin:14px 0 0;font-size:.93rem}
.option-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:30px}
.option-grid.consent-grid{grid-template-columns:1fr}
.smart-option{position:relative;display:flex;align-items:center;gap:14px;min-height:64px;padding:15px 16px;border:1px solid var(--line);border-radius:15px;background:#fff;cursor:pointer;transition:border .16s ease,background .16s ease,transform .16s ease,box-shadow .16s ease;user-select:none}
.smart-option:hover{border-color:#a9c1b8;transform:translateY(-1px);box-shadow:0 8px 20px rgba(8,47,42,.06)}
.smart-option.selected{border-color:var(--emerald-700);background:var(--emerald-100);box-shadow:0 0 0 2px rgba(30,112,93,.08)}
.smart-option input{position:absolute;opacity:0;pointer-events:none}
.option-control{width:22px;height:22px;border:2px solid #aebdb7;border-radius:50%;background:#fff;display:grid;place-items:center;flex:none}
input[type=checkbox]+.option-control{border-radius:6px}
.smart-option.selected .option-control{border-color:var(--emerald-700);background:var(--emerald-700)}
.smart-option.selected .option-control:after{content:"";width:8px;height:8px;border-radius:50%;background:#fff}
.smart-option.selected input[type=checkbox]+.option-control:after{width:9px;height:5px;border-left:2px solid #fff;border-bottom:2px solid #fff;border-radius:0;transform:rotate(-45deg) translateY(-1px);background:transparent}
.option-label{line-height:1.35;font-weight:650;color:var(--ink)}
.field-wrap{margin-top:32px}
.text-field{width:100%;min-height:60px;padding:16px 18px;border:1px solid var(--line);border-radius:15px;background:#fff;color:var(--ink);outline:none;transition:border .16s ease,box-shadow .16s ease}
.text-field:focus{border-color:var(--emerald-700);box-shadow:0 0 0 4px rgba(30,112,93,.1)}
.rut-field{font-size:1.2rem;letter-spacing:.04em;max-width:420px}
.textarea-field{min-height:170px;resize:vertical;line-height:1.55}
.field-status{min-height:24px;margin-top:9px;font-size:.82rem;color:var(--muted)}
.error-text{color:var(--danger);font-weight:700}
.success-text{color:var(--success);font-weight:700}
.secure-note{display:flex;gap:10px;align-items:flex-start;margin-top:16px;padding:13px 15px;border-radius:13px;background:#f1f7f4;color:var(--muted);max-width:620px}
.secure-note p{margin:0;font-size:.8rem;line-height:1.5}
.form-message{min-height:24px;margin-top:18px;color:var(--danger);font-weight:750;font-size:.9rem}
.form-message.visible{padding:12px 14px;background:#fff1f1;border:1px solid #f0caca;border-radius:12px}
.survey-actions{display:flex;justify-content:space-between;gap:14px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line)}

.thanks-page{min-height:100dvh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at top,#edf5f1,#fbfaf6 60%)}
.thanks-card{width:min(660px,100%);padding:50px;border:1px solid var(--line);border-radius:28px;background:#fff;text-align:center;box-shadow:var(--shadow)}
.thanks-icon{width:82px;height:82px;border-radius:50%;display:grid;place-items:center;margin:0 auto 24px;background:var(--emerald-100);color:var(--emerald-700);font-size:2rem}
.thanks-card h1{font-family:Georgia,serif;color:var(--emerald-950);font-size:2.6rem;margin:0 0 16px}
.thanks-card p{color:var(--muted);line-height:1.65}

/* Administración */
.admin-body{min-height:100dvh;background:#f3f6f4;color:var(--ink)}
.admin-shell{max-width:1320px;margin:0 auto;padding:26px}
.admin-top{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:18px}
.admin-brand{display:flex;align-items:center;gap:12px}.admin-brand h1{font-family:Georgia,serif;margin:0;color:var(--emerald-950)}.admin-brand small{color:var(--muted)}
.admin-nav{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 22px;padding:8px;border-radius:14px;background:#fff;border:1px solid var(--line)}
.admin-nav a{padding:10px 13px;border-radius:10px;color:var(--muted);font-size:.82rem;font-weight:750}
.admin-nav a:hover,.admin-nav a.active{background:var(--emerald-100);color:var(--emerald-900)}
.admin-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.admin-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 8px 25px rgba(8,47,42,.04)}
.metric-label{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800}.metric-value{font-size:2rem;color:var(--emerald-900);font-weight:850;margin-top:8px}
.admin-section{margin-top:18px}.admin-section h2{font-family:Georgia,serif;color:var(--emerald-950)}
.chart-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.chart-card{height:390px;position:relative;overflow:hidden}.chart-card canvas{display:block!important;width:100%!important;height:310px!important;max-height:310px!important}
.table-wrap{overflow:auto}.admin-table{width:100%;border-collapse:collapse;min-width:850px}.admin-table th,.admin-table td{padding:12px 10px;border-top:1px solid var(--line);text-align:left;vertical-align:top;font-size:.82rem}.admin-table th{border-top:0;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-size:.68rem}.admin-table input[type=number]{width:80px;padding:8px;border:1px solid var(--line);border-radius:8px}.admin-table input[type=checkbox]{transform:scale(1.15)}
.admin-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.admin-button{border:0;border-radius:10px;padding:10px 14px;background:var(--emerald-800);color:#fff;font-weight:750;cursor:pointer}.admin-button.secondary{background:#fff;color:var(--emerald-900);border:1px solid var(--line)}.admin-button.danger{background:#9d2d2d}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid .full{grid-column:1/-1}.admin-field label{display:block;font-size:.78rem;font-weight:800;color:var(--muted);margin-bottom:7px}.admin-field input,.admin-field textarea,.admin-field select{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;background:#fff}.admin-field textarea{min-height:130px;resize:vertical}.admin-note{padding:13px 15px;border-radius:12px;background:#edf5f1;color:var(--muted);font-size:.82rem;line-height:1.5}.success-banner,.error-banner{padding:13px 15px;border-radius:12px;margin-bottom:15px;font-weight:700}.success-banner{background:#e8f5ed;color:#176a4a}.error-banner{background:#fff0f0;color:#922}
.login-page{min-height:100dvh;display:grid;place-items:center;padding:20px;background:linear-gradient(145deg,var(--emerald-950),var(--emerald-800))}.login-card{width:min(430px,100%);padding:34px;border-radius:22px;background:#fff;box-shadow:var(--shadow)}.login-card h1{font-family:Georgia,serif;color:var(--emerald-950);margin-top:0}.login-card input{width:100%;padding:13px;margin:7px 0 16px;border:1px solid var(--line);border-radius:11px}

@media(max-width:1020px){
  .survey-shell{grid-template-columns:1fr}.survey-visual{display:none}.survey-panel{min-height:100dvh}.mobile-brand{display:flex}.manual-banner{left:0}.admin-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:720px){
  html{font-size:17px}.survey-panel{align-items:flex-start;padding:22px 16px 110px}.welcome-screen,.smart-form{padding-top:8px}.welcome-screen h2{font-size:2.15rem}.option-grid{grid-template-columns:1fr}.survey-progress-header{grid-template-columns:1fr auto;gap:10px}.progress-copy{min-width:0}.progress-track{grid-column:1/-1;grid-row:2}.question-heading h2{font-size:1.8rem}.survey-actions{position:fixed;z-index:10;left:0;right:0;bottom:0;margin:0;padding:12px 14px calc(12px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);backdrop-filter:blur(12px);box-shadow:0 -10px 25px rgba(8,47,42,.08)}.survey-actions button{flex:1;min-width:0}.primary-action.compact{min-width:0}.admin-shell{padding:14px}.admin-top{align-items:flex-start;flex-direction:column}.admin-grid,.chart-grid,.form-grid{grid-template-columns:1fr}.chart-card{height:350px}.chart-card canvas{height:280px!important;max-height:280px!important}.thanks-card{padding:34px 22px}.thanks-card h1{font-size:2.1rem}
}