:root{--bg:#FAFAFA;--white:#FFFFFF;--red:#DC0000;--rl:#B50000;--rd:rgba(220,0,0,.04);--rg:rgba(220,0,0,.1);--rw:#FFF5F5;--tx:#1A1A1A;--t2:#555;--t3:#888;--t4:#BBB;--bd:#E5E5E5;--s1:#F5F5F5;--s2:#EBEBEB;--gn:#16A34A;--ft:"Noto Sans Thai","DM Sans",system-ui,sans-serif;--r:16px;--sh:0 1px 3px rgba(0,0,0,.06);--shL:0 4px 24px rgba(0,0,0,.08)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:70px}body{font-family:var(--ft);background:var(--bg);color:var(--tx);-webkit-font-smoothing:antialiased;line-height:1.6;font-size:15px}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--bd);transition:.3s}.nav-in{max-width:1100px;margin:0 auto;padding:0 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.ol-item{display:flex;align-items:center;padding:14px 18px;border:2px solid var(--bd);border-radius:12px;cursor:pointer;transition:all .15s ease;gap:12px}#check-form .ol-item:hover{border-color:var(--t3);background:var(--s1)}#check-form .ol-item.on{border-color:var(--red);background:var(--rw);box-shadow:0 0 0 2px var(--rg)}#check-form .ol-radio{width:20px;height:20px;border:2px solid var(--bd);border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:.15s}#check-form .ol-item.on .ol-radio{border-color:var(--red);background:var(--red)}#check-form .ol-item.on .ol-radio:after{content:"";width:8px;height:8px;border-radius:50%;background:#fff}#check-form .ol-name{font-size:14px;font-weight:600;flex:1 1}#check-form .chk-list{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:6px;gap:6px}#check-form .cl-item{display:flex;align-items:center;padding:12px 14px;border:2px solid var(--bd);border-radius:12px;cursor:pointer;transition:.15s;gap:10px}#check-form .cl-item:hover{border-color:var(--t3)}#check-form .cl-item.on{border-color:var(--red);background:var(--rw)}#check-form .cl-check{width:20px;height:20px;border:2px solid var(--bd);border-radius:6px;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:.15s;font-size:12px;font-weight:700;color:#fff}#check-form .cl-item.on .cl-check{border-color:var(--red);background:var(--red)}#check-form .cl-name{font-size:13px;font-weight:500}#check-form .search{width:100%;padding:12px 16px 12px 40px;border:2px solid var(--bd);border-radius:12px;font-size:14px;outline:none;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23a1a1a6' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.44.856a5.5 5.5 0 1 1 0-11 5.5 5.5 0 0 1 0 11z'/%3E%3C/svg%3E") 14px no-repeat;margin-bottom:12px;font-family:var(--ft);color:var(--tx)}#check-form .search:focus{border-color:var(--red);box-shadow:0 0 0 3px var(--rd)}#check-form .search::placeholder{color:var(--t3)}#check-form .email-wrap{text-align:center;margin:8px 0 20px}#check-form .email-in{width:100%;max-width:380px;padding:14px 18px;border:2px solid var(--bd);border-radius:14px;font-size:16px;text-align:center;outline:none;font-family:var(--ft);color:var(--tx)}#check-form .email-in:focus{border-color:var(--red);box-shadow:0 0 0 3px var(--rd)}#check-form .email-hint{font-size:10px;color:var(--t3);margin-top:4px}#check-form .btn-row{display:flex;gap:8px;margin-top:20px}#check-form .btn{flex:1 1;padding:14px;border-radius:12px;font-size:14px;font-weight:700;cursor:pointer;text-align:center;border:2px solid var(--bd);background:#fff;color:var(--tx);transition:.15s;font-family:var(--ft)}#check-form .btn:hover{background:var(--s1)}#check-form .btn-p{background:var(--red);color:#fff;border-color:var(--red)}#check-form .btn-p:hover{background:var(--rl)}#check-form .btn:disabled{opacity:.35;cursor:not-allowed;transform:none}#check-form .res{text-align:center;padding:8px 0}#check-form .res-icon{font-size:56px;margin-bottom:8px}#check-form .res-qt-label{font-size:10px;color:var(--t2);text-transform:uppercase;letter-spacing:1.5px;font-weight:700;margin-bottom:4px}#check-form .res-qt{font-size:24px;font-weight:800;color:var(--red);letter-spacing:.5px;background:var(--rw);border:2px dashed var(--rg);border-radius:12px;padding:10px 20px;display:inline-block;margin-bottom:20px}#check-form .res-price-label{font-size:12px;color:var(--t2);margin-bottom:2px}#check-form .res-price{font-size:44px;font-weight:800;color:var(--gn);letter-spacing:-1px;margin-bottom:4px}#check-form .res-note{font-size:11px;color:var(--t3);margin:2px 0}#check-form .sum{text-align:left;margin:20px 0;background:var(--s1);border-radius:12px;padding:16px 18px}#check-form .sum-title{font-size:10px;font-weight:700;color:var(--t3);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}#check-form .sr{display:flex;justify-content:space-between;padding:5px 0;font-size:13px}#check-form .sr+.sr{border-top:1px solid var(--s2)}#check-form .sr .sk{color:var(--t2)}#check-form .sr .sv{font-weight:600}#check-form .cta-box{margin-top:20px;background:linear-gradient(135deg,var(--rw),#fff0f5);border:1px solid var(--rg);border-radius:14px;padding:20px;text-align:center}#check-form .cta-box p{font-size:13px;color:var(--t2);margin-bottom:10px}#check-form .line-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:12px;background:#06c755;color:#fff;font-size:15px;font-weight:700;border:none;cursor:pointer;transition:.15s;font-family:var(--ft)}#check-form .line-btn:hover{background:#05a648;transform:translateY(-1px);box-shadow:0 4px 12px rgba(6,199,85,.3)}#check-form .stp{display:none}#check-form .stp.on{display:block}#check-form .reset-bar{text-align:center;margin-top:8px}#check-form .btn-reset{display:inline-flex;align-items:center;gap:4px;padding:8px 18px;border-radius:10px;font-size:12px;font-weight:600;color:var(--t3);background:none;border:1px solid var(--bd);cursor:pointer;transition:.15s;font-family:var(--ft)}#check-form .btn-reset:hover{color:var(--red);border-color:var(--rg);background:var(--rw)}.loading-overlay{position:fixed;inset:0;background:rgba(255,255,255,.85);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:200;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px}.loading-overlay .spinner{width:36px;height:36px;border:3px solid var(--bd);border-top-color:var(--red);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-overlay p{font-size:13px;color:var(--t2);font-weight:500}@media(max-width:500px){.dev-row{grid-template-columns:1fr 1fr}.dev-grid{grid-template-columns:repeat(2,1fr)}#check-form .chk-list{grid-template-columns:1fr}#check-form .wrap{padding:12px 16px 40px}#check-form .card{padding:22px 18px}}