*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,sans-serif;background:#f0f4f2;color:#1c1c1c}

.header{background:linear-gradient(135deg,#1A3A2A 0%,#2E6B45 100%);padding:18px 24px;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,.18)}
.header-inner{max-width:820px;margin:0 auto;display:flex;align-items:center;gap:16px}
.header-logo{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.15);border:2px solid rgba(255,255,255,.4);display:flex;align-items:center;justify-content:center;font-weight:800;color:#fff;font-size:14px;letter-spacing:1px}
.header-title{color:#fff;font-size:1.1rem;font-weight:700}
.header-sub{color:rgba(255,255,255,.7);font-size:.78rem}

.container{max-width:820px;margin:0 auto;padding:28px 16px 60px}
.alert-erro{background:#fff0f0;border-left:4px solid #c0392b;padding:14px 18px;border-radius:8px;margin-bottom:20px;color:#c0392b;font-size:.9rem}

.intro-box{display:flex;gap:16px;align-items:flex-start;background:#e8f2ec;border:1px solid #b8ddc8;border-radius:12px;padding:18px 20px;margin-bottom:20px;font-size:.9rem;line-height:1.6;color:#1A3A2A}
.intro-icon{font-size:26px;flex-shrink:0}

.escala-info{background:#fff;border-radius:10px;padding:12px 20px;margin-bottom:20px;font-size:.85rem;color:#444;box-shadow:0 1px 6px rgba(0,0,0,.06);text-align:center}

.bloco{background:#fff;border-radius:14px;box-shadow:0 2px 12px rgba(0,0,0,.06);margin-bottom:20px;overflow:hidden}
.bloco-header{background:linear-gradient(90deg,#1A3A2A,#2E6B45);color:#fff;padding:14px 22px;font-weight:700;font-size:1rem;display:flex;align-items:center;gap:12px}
.bloco-num{width:28px;height:28px;border-radius:50%;background:rgba(255,255,255,.2);display:inline-flex;align-items:center;justify-content:center;font-size:.9rem;flex-shrink:0}
.opcional{font-weight:400;font-size:.8rem;opacity:.8;margin-left:6px}
.bloco-desc{padding:10px 22px 0;font-size:.85rem;color:#777}

.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;padding:18px 22px}
.campo label{display:block;font-size:.82rem;color:#444;margin-bottom:6px;font-weight:600}
.campo select{width:100%;padding:9px 12px;border:1.5px solid #ddd;border-radius:8px;font-size:.9rem;background:#fafafa;outline:none;transition:border-color .2s}
.campo select:focus{border-color:#2E6B45}

.questao{padding:20px 22px;border-bottom:1px solid #f0f0f0}
.questao:last-child{border-bottom:none}
.questao-txt{font-size:.95rem;color:#1c1c1c;margin-bottom:14px;line-height:1.5}

.likert-wrap{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.likert-label-ext{font-size:.72rem;color:#888;text-align:center;line-height:1.3;min-width:54px}
.likert-options{display:flex;gap:8px;flex:1;justify-content:center}
.likert-item{position:relative;cursor:pointer}
.likert-item input[type=radio]{position:absolute;opacity:0;width:0;height:0}
.likert-btn{display:flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;border:2px solid #ddd;background:#f8f8f8;font-size:.95rem;font-weight:700;color:#888;transition:all .18s;cursor:pointer}
.likert-item:hover .likert-btn{border-color:#2E6B45;color:#2E6B45;background:#e8f2ec}
.likert-item input:checked + .likert-btn{background:#2E6B45;border-color:#2E6B45;color:#fff;box-shadow:0 4px 12px rgba(46,107,69,.35);transform:scale(1.12)}

/* NPS */
.nps-wrap{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin-bottom:8px}
.nps-item{position:relative;cursor:pointer}
.nps-item input[type=radio]{position:absolute;opacity:0;width:0;height:0}
.nps-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px;border:2px solid #ddd;font-size:.9rem;font-weight:700;color:#555;transition:all .18s;cursor:pointer}
.nps-red{border-color:#e8b0b0}
.nps-yellow{border-color:#e8d9a0}
.nps-green{border-color:#a0d4b8}
.nps-item input:checked + .nps-btn.nps-red{background:#c0392b;border-color:#c0392b;color:#fff;transform:scale(1.1)}
.nps-item input:checked + .nps-btn.nps-yellow{background:#e67e22;border-color:#e67e22;color:#fff;transform:scale(1.1)}
.nps-item input:checked + .nps-btn.nps-green{background:#2E6B45;border-color:#2E6B45;color:#fff;transform:scale(1.1)}
.nps-labels{display:flex;justify-content:space-between;font-size:.75rem;color:#aaa;padding:0 4px}

.campo-aberto{padding:20px 22px;border-bottom:1px solid #f0f0f0}
.campo-aberto:last-child{border-bottom:none}
.campo-aberto label{display:block;font-size:.95rem;margin-bottom:10px;color:#1c1c1c;line-height:1.5;font-weight:600}
.campo-aberto textarea{width:100%;padding:12px;border:1.5px solid #ddd;border-radius:8px;font-size:.9rem;font-family:inherit;resize:vertical;outline:none;transition:border-color .2s;background:#fafafa}
.campo-aberto textarea:focus{border-color:#2E6B45}

.submit-area{text-align:center;padding:32px 0 0}
.btn-submit{padding:16px 48px;background:linear-gradient(135deg,#1A3A2A,#2E6B45);color:#fff;border:none;border-radius:10px;font-size:1.05rem;font-weight:700;cursor:pointer;box-shadow:0 6px 20px rgba(46,107,69,.3);transition:transform .18s,box-shadow .18s}
.btn-submit:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(46,107,69,.4)}
.btn-submit:disabled{opacity:.7;cursor:default;transform:none}
.submit-note{margin-top:12px;font-size:.8rem;color:#999}

.footer{text-align:center;padding:20px;font-size:.8rem;color:#aaa;border-top:1px solid #e0e0e0;margin-top:20px}

@media(max-width:560px){
  .likert-options{gap:5px}
  .likert-btn{width:38px;height:38px;font-size:.85rem}
  .likert-label-ext{display:none}
  .nps-btn{width:32px;height:32px;font-size:.8rem}
}