/* NPDuyLab – Form yêu cầu */
.npdf,.npdf-modal,.npdf-fab,.npdf-box,.npdf-flash{--npdf-ac:#004aad;--npdf-ac2:#0b6e8a;--npdf-bd:#d6dee8;--npdf-tx:#1d2733;--npdf-mu:#5b6b7b;--npdf-ok:#1f7a4d;--npdf-okb:#e9f6ef;--npdf-ba:#b3261e;--npdf-bab:#fdecea;--npdf-bg:#fff}
.npdf{box-sizing:border-box;max-width:760px;margin:1.5em auto;color:var(--npdf-tx);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
.npdf *{box-sizing:border-box}
.npdf-h{font-size:1.2em;font-weight:700;color:var(--npdf-ac);margin:0 0 12px}
.npdf-form{margin:0;padding:18px;background:var(--npdf-bg);border:1px solid var(--npdf-bd);border-top:4px solid var(--npdf-ac);border-radius:12px}
.npdf-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.npdf-types{border:0;margin:0 0 14px;padding:0;min-width:0}
.npdf-l{display:block;font-weight:600;font-size:.92em;margin-bottom:4px}
.npdf-l b,.npdf-l b{color:var(--npdf-ba)}
.npdf-l small{font-weight:400;color:var(--npdf-mu)}
.npdf-chips{display:flex;flex-wrap:wrap;gap:8px}
.npdf-chip{position:relative;margin:0;cursor:pointer}
.npdf-chip input{position:absolute;opacity:0;width:1px;height:1px}
.npdf-chip span{display:block;padding:7px 12px;border:1.5px solid var(--npdf-bd);border-radius:999px;font-size:.9em;line-height:1.3;background:#f6f8fb;transition:background .15s,border-color .15s}
.npdf-chip input:checked+span{background:var(--npdf-ac);border-color:var(--npdf-ac);color:#fff;font-weight:600}
.npdf-chip input:focus-visible+span{outline:3px solid rgba(0,74,173,.3);outline-offset:2px}
.npdf-g{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 14px}
.npdf-f{display:flex;flex-direction:column;margin:0;min-width:0}
.npdf-f[hidden]{display:none}
.npdf-wide{grid-column:1/-1}
.npdf input[type=text],.npdf input[type=tel],.npdf input[type=email],.npdf input[type=date],.npdf select,.npdf textarea{width:100%;max-width:100%;margin:0;padding:10px 11px;font:inherit;color:inherit;background:#fff;border:1px solid var(--npdf-bd);border-radius:8px;box-shadow:none;min-height:44px}
.npdf textarea{resize:vertical;min-height:88px}
.npdf input:focus,.npdf select:focus,.npdf textarea:focus{outline:0;border-color:var(--npdf-ac);box-shadow:0 0 0 3px rgba(0,74,173,.15)}
.npdf .npdf-err{border-color:var(--npdf-ba)!important;box-shadow:0 0 0 3px rgba(179,38,30,.12)!important}
.npdf-f small{color:var(--npdf-mu);font-size:.8em;margin-top:4px;line-height:1.35}
.npdf-f small[hidden]{display:none}
.npdf-c{display:flex;gap:8px;align-items:flex-start;margin:14px 0 0;font-size:.86em;color:var(--npdf-mu);cursor:pointer}
.npdf-c input{margin:3px 0 0;flex:none;width:18px;height:18px}
.npdf-act{display:flex;align-items:center;flex-wrap:wrap;gap:6px 16px;margin-top:14px}
.npdf-btn{appearance:none;border:0;border-radius:9px;padding:12px 26px;font:600 1em/1.2 inherit;font-family:inherit;color:#fff;background:var(--npdf-ac);cursor:pointer;min-height:46px}
.npdf-btn:hover{filter:brightness(1.1)}
.npdf-btn[disabled]{opacity:.6;cursor:wait}
.npdf-alt{color:var(--npdf-ac2);font-size:.92em}
.npdf-msg:empty{display:none}
.npdf-msg{margin-top:12px;padding:10px 12px;border-radius:8px;font-size:.93em}
.npdf-msg.is-bad{background:var(--npdf-bab);color:var(--npdf-ba)}
.npdf-done{padding:22px 18px;text-align:center;background:var(--npdf-okb);border:1px solid #bfe3cd;border-radius:12px}
.npdf-done b.npdf-code{display:inline-block;margin:6px 0;padding:4px 12px;font-size:1.25em;letter-spacing:.04em;background:#fff;border-radius:6px;color:var(--npdf-ok)}
.npdf-done p{margin:6px 0}
.npdf-done .npdf-btn{display:inline-block;text-decoration:none;margin-top:6px}
.npdf-flash{max-width:760px;margin:0 auto 1em;padding:12px 14px;border-radius:9px;background:var(--npdf-okb);border-left:5px solid var(--npdf-ok)}
.npdf-flash--bad{background:var(--npdf-bab);border-color:var(--npdf-ba)}
/* Bản gọn cuối bài */
.npdf-box{margin:2.2em 0 1em;padding:16px;border-radius:14px;background:linear-gradient(135deg,#eef4fc,#f5fbf8);border:1px solid var(--npdf-bd)}
.npdf-box-h strong{display:block;font-size:1.12em;color:var(--npdf-ac);margin-bottom:2px}
.npdf-box-h span{display:block;font-size:.92em;color:var(--npdf-mu)}
.npdf-box .npdf{margin:12px 0 0;max-width:none}
.npdf--gon .npdf-form{border-top-width:1px;padding:14px}
.npdf--gon .npdf-chip span{padding:5px 10px;font-size:.84em}
/* Nút nổi */
.npdf-fab{position:fixed;right:16px;bottom:20px;z-index:9990;display:flex;align-items:center;gap:8px;padding:12px 16px;border:0;border-radius:999px;background:var(--npdf-ac);color:#fff;font:600 14px/1 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;box-shadow:0 6px 20px rgba(0,40,100,.3);cursor:pointer}
.npdf-fab:hover{filter:brightness(1.1)}
@media (max-width:782px){.npdf-fab{bottom:calc(var(--npdf-fab-b,84px) + env(safe-area-inset-bottom,0px));right:12px;padding:12px}.npdf-fab span{display:none}}
/* Hộp thoại */
.npdf-modal{position:fixed;inset:0;z-index:99990;display:flex;align-items:flex-start;justify-content:center;padding:4vh 12px;overflow-y:auto}
.npdf-modal[hidden]{display:none}
.npdf-modal-bg{position:fixed;inset:0;background:rgba(10,20,40,.55)}
.npdf-modal-box{position:relative;width:100%;max-width:760px;background:#fff;border-radius:14px;padding:18px 16px 4px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.npdf-modal-t{font:700 1.2em/1.3 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--npdf-ac);padding-right:40px}
.npdf-modal .npdf{margin:12px 0}
.npdf-modal .npdf-form{border:0;padding:0}
.npdf-x{position:absolute;top:8px;right:10px;width:40px;height:40px;border:0;border-radius:50%;background:#f0f3f7;font-size:24px;line-height:1;color:#334;cursor:pointer}
html.npdf-lock,html.npdf-lock body{overflow:hidden}
@media (max-width:560px){.npdf-g{grid-template-columns:1fr}.npdf-form{padding:14px}.npdf-modal{padding:0}.npdf-modal-box{min-height:100%;border-radius:0}.npdf-btn{width:100%}.npdf-act{justify-content:center}}