/* P79 – Unified contact chrome for thuexenghean.com. Icons: /upload/icon/contact/. */
.txng-contact-pc{position:fixed;right:14px;top:50%;z-index:9800;transform:translateY(-50%);font-family:inherit}
.txng-contact-pc ul{margin:0;padding:7px;list-style:none;background:#fff;border:1px solid #dce7ef;border-radius:16px;box-shadow:0 14px 38px rgba(15,52,83,.16)}
.txng-contact-pc li+li{margin-top:5px}
.txng-contact-pc a,.txng-contact-pc button{position:relative;display:flex;width:54px;min-height:54px;padding:5px;border:0;border-radius:12px;background:#fff;align-items:center;justify-content:center;cursor:pointer;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.txng-contact-pc a:hover,.txng-contact-pc button:hover{transform:translateX(-3px);background:#f4faff;box-shadow:0 8px 18px rgba(8,120,184,.16)}
.txng-contact-pc span{display:grid;place-items:center;width:42px;height:42px}
.txng-contact-pc img{display:block;width:38px;height:38px;object-fit:contain}
.txng-contact-pc b{position:absolute;right:61px;top:50%;transform:translateY(-50%) translateX(5px);pointer-events:none;opacity:0;visibility:hidden;white-space:nowrap;padding:7px 10px;border-radius:8px;background:#0d315d;color:#fff;font-size:12px;line-height:1;font-weight:700;transition:.16s ease}
.txng-contact-pc a:hover b,.txng-contact-pc button:hover b{opacity:1;visibility:visible;transform:translateY(-50%) translateX(0)}
.txng-contact-mobile,.txng-contact-sheet,.txng-contact-backdrop{display:none}

@media(max-width:767px){
  body.transport-native{padding-bottom:76px}
  .txng-contact-pc{display:none!important}
  .txng-contact-mobile{display:block;position:fixed;left:0;right:0;bottom:0;z-index:10020;background:#fff;border-top:1px solid #dbe5ec;box-shadow:0 -7px 24px rgba(15,52,83,.13);padding-bottom:env(safe-area-inset-bottom)}
  .txng-contact-mobile__inner{height:68px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));align-items:end;max-width:620px;margin:0 auto;padding:5px 5px 4px}
  .txng-contact-mobile__item{min-width:0;height:59px;padding:2px 1px;border:0;background:transparent;color:#18415f;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:2px;text-align:center;text-decoration:none;font:inherit;font-size:10.5px;font-weight:800;line-height:1.05;cursor:pointer}
  .txng-contact-mobile__icon{display:grid;place-items:center;width:36px;height:36px;border-radius:50%}
  .txng-contact-mobile__icon img{display:block;width:32px;height:32px;object-fit:contain}
  .txng-contact-mobile__call{position:relative;z-index:2;overflow:visible}
  .txng-contact-mobile__call-icon{width:52px;height:52px;margin-bottom:1px;background:#fff;border:3px solid #fff;border-radius:50%;box-shadow:0 3px 12px rgba(13,49,93,.24);transform:translateY(-9px)}
  .txng-contact-mobile__call-icon img{width:47px;height:47px}
  .txng-contact-mobile__call>span:last-child{margin-top:-9px;color:#0d315d}
  .txng-contact-mobile__item:active{transform:scale(.96)}
  .txng-contact-backdrop{display:block;position:fixed;inset:0;z-index:10030;background:rgba(5,25,42,.42);opacity:0;visibility:hidden;transition:.18s ease}
  .txng-contact-backdrop.is-open{opacity:1;visibility:visible}
  .txng-contact-sheet{display:block;position:fixed;left:0;right:0;bottom:0;z-index:10040;max-height:min(76vh,620px);overflow:auto;padding:0 14px calc(18px + env(safe-area-inset-bottom));border-radius:20px 20px 0 0;background:#f8fbfd;box-shadow:0 -20px 55px rgba(7,38,64,.24);transform:translateY(105%);visibility:hidden;transition:transform .22s ease,visibility .22s ease}
  .txng-contact-sheet.is-open{transform:translateY(0);visibility:visible}
  .txng-contact-sheet header{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;min-height:58px;background:#f8fbfd;border-bottom:1px solid #e2eaf0;color:#0d315d}
  .txng-contact-sheet header strong{font-size:15px;letter-spacing:.02em}
  .txng-contact-sheet header button{width:36px;height:36px;border:0;border-radius:50%;background:#e8f1f6;color:#173b59;font-size:25px;line-height:1;cursor:pointer}
  .txng-contact-sheet__list{display:grid;gap:8px;padding-top:12px}
  .txng-contact-sheet__list a{display:flex;align-items:center;gap:12px;min-height:56px;padding:9px 12px;border:1px solid #e0e8ee;border-radius:14px;background:#fff;color:#0f6099;text-decoration:none;box-shadow:0 4px 12px rgba(15,52,83,.04)}
  .txng-contact-sheet__list img{width:38px;height:38px;object-fit:contain;flex:0 0 38px}
  .txng-contact-sheet__list span{display:flex;min-width:0;flex-direction:column;gap:2px}
  .txng-contact-sheet__list b{font-size:14px}
  .txng-contact-sheet__list small{font-size:12.5px;color:#607789;overflow-wrap:anywhere}
}

@media(min-width:768px) and (max-width:1100px){.txng-contact-pc{right:8px}.txng-contact-pc a,.txng-contact-pc button{width:48px;min-height:48px}.txng-contact-pc span{width:38px;height:38px}.txng-contact-pc img{width:34px;height:34px}}
@media(prefers-reduced-motion:reduce){.txng-contact-pc a,.txng-contact-pc button,.txng-contact-backdrop,.txng-contact-sheet{transition:none!important}}