/* =====================================================================
   mobile-app.css — app-style phone layout (≤767px only). Desktop untouched.
   27/10/2026. Loaded after theme-turquoise.css. Elements it styles that
   exist only on phones (tab bar, calculator steps, carousel dots) are
   hidden on larger screens by the first rule below.
   ===================================================================== */
.m-tabbar,.m-steps,.m-stepnav,.m-dots,.m-swipe{display:none}

@media (max-width:767px){
  :root{--nav-h:54px;--tb:62px;--sab:env(safe-area-inset-bottom,0px)}
  html.is-android{--sab:0px}

  /* ---------- 1. scroll performance ---------- */
  /* body{overflow-x:hidden} turned <body> into its own scroll box: the sticky header scrolled away
     and iOS had two nested scrollers. clip keeps the no-horizontal-pan effect without that. */
  html{overflow-x:hidden}
  body{overflow-x:visible}
  @supports (overflow:clip){html,body{overflow-x:clip}}
  html{scroll-padding-top:calc(var(--nav-h) + 10px);scroll-padding-bottom:calc(var(--tb) + var(--sab) + 10px)}

  /* no live blur on phones: every blurred glass box re-samples the fixed photo on every frame */
  .nav,.nav *,main *,main *::before,main *::after,.footer,.footer *{-webkit-backdrop-filter:none!important;backdrop-filter:none!important}
  /* fixed photo on its own GPU layer; a pre-blurred copy fades in once the hero is passed */
  body::before{transform:translate3d(0,0,0);will-change:transform;backface-visibility:hidden}
  body::after{content:"";position:fixed;left:0;top:0;width:100%;height:100vh;height:100lvh;z-index:-1;pointer-events:none;
    background:linear-gradient(180deg,rgba(4,44,52,.46),rgba(4,44,52,.52)),url("assets/bg/room-tq-mobile-blur.jpg") center/cover no-repeat,#0a4a53;
    opacity:0;transition:opacity .45s ease;transform:translate3d(0,0,0);will-change:opacity;backface-visibility:hidden}
  @supports (background-image:image-set(url("x.webp") type("image/webp"))){
    body::after{background:linear-gradient(180deg,rgba(4,44,52,.46),rgba(4,44,52,.52)),image-set(url("assets/bg/room-tq-mobile-blur.webp") type("image/webp"),url("assets/bg/room-tq-mobile-blur.jpg") type("image/jpeg")) center/cover no-repeat,#0a4a53}
  }
  body.m-deep::after{opacity:1}
  /* solid-ish fills instead of frosted glass (keeps text contrast without blur) */
  .hero-card,.ladder-visual,.combo-col,.calc,.example,.dash,.faq-list,.form{background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02)),rgba(4,42,50,.84)}
  .calc .calc,.be-after .example{background:rgba(255,255,255,.04)}
  .card,.steps li,.hook,.trust,.callout,.answer,.big-quote,.cta-inner>div:first-child{background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02)),rgba(4,42,50,.82)}
  .btn-light{background:rgba(4,42,50,.82)}
  /* cheaper shadows / text-shadows */
  .hero-card,.ladder-visual,.combo-col,.calc,.example,.dash,.faq-list,.form,.card,.steps li,.hook,.trust,.callout{box-shadow:0 10px 24px -16px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.10)}
  h1,h2,.lead,.section-head p,.eyebrow{text-shadow:0 1px 2px rgba(2,30,35,.6)}
  /* content appears immediately (no fade-in while flicking) */
  .reveal,.reveal.in{opacity:1!important;transform:none!important;transition:none!important}

  /* ---------- 2. compact app header ---------- */
  .nav{position:sticky;top:0;height:var(--nav-h);background:rgba(3,40,46,.97);border-bottom:1px solid rgba(160,236,242,.14);box-shadow:0 6px 18px -14px rgba(0,0,0,.7)}
  .nav-inner{height:var(--nav-h);gap:8px}
  .nav .logo img{height:34px!important}
  .btn-present{display:none!important}
  .menu-btn{width:44px;height:44px}
  .nav-links{top:var(--nav-h);background:rgba(3,40,46,.99)}
  .nav-links a{min-height:46px;display:flex;align-items:center}

  /* ---------- 3. bottom tab bar (replaces the floating CTA bar) ---------- */
  .m-cta{display:none!important}
  body.m-cta-on .footer{padding-bottom:0}
  .m-tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:95;height:calc(var(--tb) + var(--sab));padding:0 2px var(--sab);
    background:rgba(3,36,42,.98);border-top:1px solid rgba(160,236,242,.18);box-shadow:0 -8px 22px -14px rgba(0,0,0,.7);transform:translate3d(0,0,0);transition:transform .22s ease}
  .m-tabbar a{flex:1 1 auto;min-width:0;min-height:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    text-decoration:none;color:#d4eef1;font-size:11px;font-weight:600;line-height:1.15;position:relative;isolation:isolate;-webkit-tap-highlight-color:transparent}
  .m-tabbar a span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:0 1px}
  .m-tabbar .i{width:23px;height:23px;stroke-width:1.9}
  .m-tabbar a[aria-current]{color:#9af2f7}
  .m-tabbar a[aria-current]::before{content:"";position:absolute;top:6px;left:50%;width:48px;height:30px;margin-left:-24px;border-radius:999px;background:rgba(66,202,215,.24);z-index:-1}
  .m-tabbar a.tb-reg{color:#fff}
  .m-tabbar a.tb-reg .i{width:34px;height:34px;padding:6px;margin-top:-8px;border-radius:12px;color:#04363d;background:linear-gradient(135deg,#9af2f7,#42cad7);box-shadow:0 6px 14px -6px rgba(66,202,215,.8)}
  .m-tabbar a.tb-reg::before{display:none}
  body.m-typing .m-tabbar,body:has(.nav-links.open) .m-tabbar,body.presenting .m-tabbar{transform:translateY(110%)}
  .footer{padding-bottom:calc(var(--tb) + var(--sab) + 22px)}

  /* ---------- 4. shorter sections ---------- */
  .section{padding:40px 0}
  .section-head{margin-bottom:20px}
  .hero{padding-top:22px;padding-bottom:26px}
  h2{font-size:1.5rem;line-height:1.25}
  /* trust strip: 2×2 tiles */
  .trust{display:grid!important;grid-template-columns:1fr 1fr;gap:8px;padding:10px!important}
  .trust li{display:flex;flex-direction:column;align-items:flex-start;gap:6px;padding:10px!important;border-radius:14px;background:rgba(255,255,255,.04);border:0!important;margin:0!important}
  .trust li .i{width:22px;height:22px}
  .trust b{font-size:.86rem;line-height:1.3}
  .trust span{font-size:.78rem;line-height:1.35}

  /* swipe carousels for card lists */
  .m-car{display:flex!important;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x mandatory;gap:12px;
    margin-left:-20px!important;margin-right:-20px!important;padding:4px 20px 6px!important;scroll-padding:0 20px;
    overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch;scrollbar-width:none;grid-template-columns:none!important}
  .m-car::-webkit-scrollbar{display:none}
  .m-car>*{flex:0 0 84%;max-width:84%;scroll-snap-align:start;margin:0!important}
  .m-car>.combo-plus{display:none!important}
  .steps.m-car{list-style:none}
  .m-dots{display:flex;justify-content:center;align-items:center;gap:6px;margin:10px 0 2px}
  .m-dots i{width:7px;height:7px;border-radius:7px;background:rgba(216,243,246,.45);transition:width .2s,background .2s}
  .m-dots i.on{width:20px;background:#9af2f7}
  .m-dots b{font:600 12px/1 inherit;color:#d4eef1;margin-left:8px;font-weight:600}

  /* manager table → stacked cards */
  .dash .table-wrap{overflow:visible}
  .dash table,.dash tbody,.dash tr,.dash td{display:block;width:100%}
  .dash table{min-width:0!important}
  .dash thead{display:none}
  .dash tr{display:grid!important;grid-template-columns:1fr 1fr;column-gap:12px;border:1px solid rgba(170,238,244,.18);border-radius:14px;padding:10px 12px;margin-bottom:8px;background:rgba(255,255,255,.04)}
  .dash td:first-child{grid-column:1/-1}
  .dash td{border:0!important;padding:4px 0!important;text-align:left!important}
  .dash td:first-child{font-weight:700;font-size:1rem;color:#f3fdfe;padding-bottom:6px!important}
  .dash td[data-label]:not(:first-child)::before{content:attr(data-label);display:block;font-size:.76rem;font-weight:600;color:rgba(216,243,246,.9);margin-bottom:2px}

  /* FAQ / contact */
  .faq-list summary{min-height:52px}
  details.m-co{border:1px solid rgba(170,238,244,.22);border-radius:14px;margin:14px 0;background:rgba(255,255,255,.04)}
  details.m-co>summary{min-height:50px;display:flex;align-items:center;padding:12px 52px 12px 14px;font-weight:700;color:#f3fdfe;font-size:.98rem}
  details.m-co>summary::after{right:14px}
  details.m-co>.m-co-body{padding:0 14px 12px}
  .contact-list li{min-height:44px;display:flex;align-items:center}
  .contact-list a{min-height:44px;display:inline-flex;align-items:center}
  .contact-actions .btn{min-height:48px}

  /* ---------- 5. calculator: one step per screen ---------- */
  #calc.m-wiz [data-mstep]:not(.m-on){display:none!important}
  #calc.m-wiz .be-app{gap:0}
  .m-steps{display:flex;position:sticky;top:var(--nav-h);z-index:30;align-items:center;gap:4px;margin:0 -20px 12px;padding:6px 10px;
    background:rgba(3,40,46,.97);border-top:1px solid rgba(160,236,242,.12);border-bottom:1px solid rgba(160,236,242,.16);box-shadow:0 8px 16px -14px rgba(0,0,0,.8)}
  .m-steps button{flex:1 1 0;min-width:0;min-height:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
    border:0;border-radius:12px;background:transparent;color:#d4eef1;font:inherit;font-size:10.5px;font-weight:600;line-height:1.1;padding:2px 1px;cursor:pointer}
  .m-steps button b{display:grid;place-items:center;width:22px;height:22px;border-radius:50%;border:1.5px solid rgba(154,242,247,.6);font-size:12px}
  .m-steps button span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .m-steps button.done b{background:rgba(66,202,215,.28)}
  .m-steps button[aria-current]{background:rgba(66,202,215,.22);color:#fff}
  .m-steps button[aria-current] b{background:#42cad7;border-color:#42cad7;color:#04363d}
  .m-steps .m-pct{flex:0 0 auto;min-width:54px;text-align:center;padding:6px 8px;border-radius:10px;background:rgba(216,180,106,.18);border:1px solid rgba(216,180,106,.5);color:#f6e7c3;font-weight:800;font-size:15px;line-height:1.05}
  .m-steps .m-pct small{display:block;font-size:9.5px;font-weight:600;color:#f1dfb5}
  .m-stepnav{display:flex;gap:10px;margin-top:16px}
  .m-stepnav .btn{flex:1 1 0;min-height:48px;justify-content:center}
  .m-stepnav .btn:only-child{flex:1 1 100%}
  /* tighter room-type rows */
  .rt{padding:12px!important;gap:10px!important}
  .be-after.m-car>*{flex-basis:88%;max-width:88%}
}
@media (max-width:767px) and (prefers-reduced-motion:reduce){
  body::after,.m-tabbar,.m-dots i{transition:none}
}

/* =====================================================================
   v2 — iOS "Liquid Glass" floating tab bar + glass step tabs (28/10/2026)
   Same language as travelq-vn-preview (giọt nước). Phones only.
   ===================================================================== */
@media (max-width:767px){
  :root{--tbh:62px;--tbb:calc(10px + max(0px, var(--sab) - 14px));--tb:calc(var(--tbh) + 10px)}
  html .m-tabbar{display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.36fr) minmax(0,.9fr) minmax(0,.9fr) minmax(0,.9fr);align-items:stretch;
    left:max(8px,env(safe-area-inset-left,0px));right:max(8px,env(safe-area-inset-right,0px));bottom:var(--tbb);height:var(--tbh);padding:5px;
    border-radius:calc(var(--tbh) / 2);isolation:isolate;overflow:visible;border:0;
    background:linear-gradient(180deg,rgba(255,255,255,.20) 0%,rgba(255,255,255,.06) 42%,rgba(255,255,255,.03) 100%),rgba(6,56,64,.58);
    -webkit-backdrop-filter:blur(8px) saturate(170%)!important;backdrop-filter:blur(8px) saturate(170%)!important;
    box-shadow:0 14px 34px -14px rgba(0,18,22,.75),0 2px 8px -2px rgba(0,18,22,.35),inset 0 1px 0 rgba(255,255,255,.38),inset 0 -1px 0 rgba(255,255,255,.08),inset 0 0 18px rgba(140,235,242,.10);
    transition:transform .35s cubic-bezier(.3,1.3,.5,1)}
  html .m-tabbar::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;z-index:3;
    background:linear-gradient(160deg,rgba(255,255,255,.85) 0%,rgba(255,255,255,.12) 30%,rgba(150,235,242,.10) 62%,rgba(255,255,255,.45) 100%);
    -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
  html .m-tabbar::after{content:"";position:absolute;left:14%;right:14%;top:1px;height:40%;border-radius:999px;pointer-events:none;z-index:0;
    background:radial-gradient(60% 100% at 50% 0%,rgba(255,255,255,.28),rgba(255,255,255,0) 70%)}
  /* the water-droplet lens */
  .m-tabbar .tb-bub{position:absolute;left:0;top:5px;bottom:5px;width:var(--bw,20%);z-index:1;pointer-events:none;
    transform:translate3d(var(--bx,5px),0,0);transition:transform .62s cubic-bezier(.3,1.45,.5,1),width .45s cubic-bezier(.3,1.3,.5,1),opacity .25s}
  .m-tabbar .tb-bub i{position:absolute;inset:0 3px;border-radius:999px;display:block;
    background:radial-gradient(90% 60% at 30% 12%,rgba(255,255,255,.55) 0%,rgba(255,255,255,0) 58%),radial-gradient(80% 70% at 70% 110%,rgba(120,232,240,.32) 0%,rgba(120,232,240,0) 70%),linear-gradient(180deg,rgba(255,255,255,.22),rgba(255,255,255,.08));
    box-shadow:inset 0 1px 0 rgba(255,255,255,.85),inset 0 -1px 1px rgba(255,255,255,.35),inset 0 -8px 14px -8px rgba(0,30,36,.35),inset 0 0 0 1px rgba(255,255,255,.22),0 6px 14px -6px rgba(0,20,24,.55)}
  .m-tabbar .tb-bub i::after{content:"";position:absolute;left:18%;top:10%;width:34%;height:22%;border-radius:50%;background:rgba(255,255,255,.55);filter:blur(1.5px);transform:rotate(-12deg)}
  .m-tabbar[data-on=""] .tb-bub,.m-tabbar:not([data-on]) .tb-bub{opacity:0}
  .m-tabbar .tb-bub.squish i{animation:mtbsquish .62s cubic-bezier(.3,1.4,.5,1)}
  @keyframes mtbsquish{0%{transform:scale(1,1)}30%{transform:scale(1.22,.86)}60%{transform:scale(.96,1.05)}100%{transform:scale(1,1)}}
  /* items */
  html .m-tabbar a{position:relative;z-index:2;min-width:0;min-height:52px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:999px;padding:0 1px;
    color:rgba(232,250,252,.82);font-size:10.5px;font-weight:600;letter-spacing:-.015em;line-height:1.1;text-decoration:none;-webkit-tap-highlight-color:transparent;transition:color .25s}
  html .m-tabbar a::before{display:none!important}
  html .m-tabbar a span{max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;padding:.18em 1px .06em;line-height:1.3}
  html .m-tabbar .i{width:23px;height:23px;stroke-width:1.75;color:currentColor;filter:drop-shadow(0 1px 1px rgba(0,0,0,.22));transition:transform .45s cubic-bezier(.3,1.6,.5,1)}
  html .m-tabbar a[aria-current]{color:#fff}
  html .m-tabbar a[aria-current] .i{transform:translateY(-1px) scale(1.06)}
  html .m-tabbar a:active .i{transform:scale(.86);transition-duration:.12s}
  html .m-tabbar a.pop .i{animation:mtbpop .5s cubic-bezier(.3,1.6,.5,1)}
  @keyframes mtbpop{0%{transform:scale(.84)}55%{transform:scale(1.14)}100%{transform:scale(1.06) translateY(-1px)}}
  /* Đăng ký: accent as a turquoise water droplet (no square tile) */
  html .m-tabbar a.tb-reg{color:#fff;isolation:isolate}
  html .m-tabbar a.tb-reg::after{content:"";position:absolute;inset:2px 3px;z-index:-1;border-radius:999px;pointer-events:none;
    background:radial-gradient(90% 60% at 30% 10%,rgba(255,255,255,.55) 0%,rgba(255,255,255,0) 58%),radial-gradient(80% 70% at 70% 115%,rgba(154,242,247,.55) 0%,rgba(154,242,247,0) 70%),linear-gradient(180deg,rgba(107,227,236,.62),rgba(12,143,156,.62));
    box-shadow:inset 0 1px 0 rgba(255,255,255,.85),inset 0 -1px 1px rgba(255,255,255,.3),inset 0 -8px 14px -8px rgba(0,40,46,.45),inset 0 0 0 1px rgba(255,255,255,.28),0 6px 16px -6px rgba(12,143,156,.85)}
  html .m-tabbar a.tb-reg .i{width:23px;height:23px;padding:0;margin:0;border-radius:0;background:none;box-shadow:none;color:#fff;filter:drop-shadow(0 1px 1px rgba(0,40,46,.45))}
  html .m-tabbar a.tb-reg span{text-shadow:0 1px 1px rgba(0,40,46,.45)}
  html .m-tabbar a:focus-visible{outline:2px solid #f5c453;outline-offset:-2px}
  body.m-typing .m-tabbar,body:has(.nav-links.open) .m-tabbar,body.presenting .m-tabbar{transform:translateY(calc(100% + var(--tbb) + 16px))}
  /* keep content clear of the floating bar */
  .footer{padding-bottom:calc(var(--tbb) + var(--tbh) + 28px)}
  html{scroll-padding-bottom:calc(var(--tbb) + var(--tbh) + 10px)}

  /* ---- in-page tabs (calculator steps) in the same clear glass ---- */
  .m-steps{gap:2px;margin:0 -12px 12px;padding:5px;border:0;border-radius:24px;isolation:isolate;
    background:linear-gradient(180deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,.05) 45%,rgba(255,255,255,.02) 100%),rgba(4,46,54,.90);
    box-shadow:0 12px 26px -16px rgba(0,18,22,.8),inset 0 1px 0 rgba(255,255,255,.32),inset 0 0 0 1px rgba(180,240,245,.16),inset 0 0 16px rgba(140,235,242,.08)}
  .m-steps button{border-radius:999px;color:rgba(232,250,252,.82);transition:color .25s,background .3s,box-shadow .3s}
  .m-steps button b{border-color:rgba(214,246,249,.55);transition:background .3s,border-color .3s,transform .4s cubic-bezier(.3,1.6,.5,1)}
  .m-steps button.done b{background:rgba(111,227,236,.22);border-color:rgba(154,242,247,.7)}
  .m-steps button[aria-current]{color:#fff;
    background:radial-gradient(90% 60% at 30% 12%,rgba(255,255,255,.50) 0%,rgba(255,255,255,0) 58%),radial-gradient(80% 70% at 70% 110%,rgba(120,232,240,.30) 0%,rgba(120,232,240,0) 70%),linear-gradient(180deg,rgba(255,255,255,.20),rgba(255,255,255,.07));
    box-shadow:inset 0 1px 0 rgba(255,255,255,.8),inset 0 -6px 12px -8px rgba(0,30,36,.35),inset 0 0 0 1px rgba(255,255,255,.22),0 6px 14px -6px rgba(0,20,24,.55)}
  .m-steps button[aria-current] b{background:radial-gradient(120% 80% at 28% 0%,rgba(255,255,255,.55),rgba(255,255,255,0) 55%),linear-gradient(150deg,#6be3ec,#0c8f9c);border-color:rgba(255,255,255,.6);color:#fff;transform:scale(1.06)}
  .m-steps .m-pct{border-radius:999px;padding:6px 10px;background:linear-gradient(180deg,rgba(255,255,255,.14),rgba(255,255,255,.04)),rgba(216,180,106,.16);box-shadow:inset 0 1px 0 rgba(255,255,255,.35)}
  /* hero "Quỹ phòng hôm nay": glass segmented control, TravelQ share as a droplet */
  .hero-card .hc-bar{position:relative;isolation:isolate;padding:4px;gap:0;border-radius:999px;overflow:visible;
    background:linear-gradient(180deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,.05) 45%,rgba(255,255,255,.02) 100%),rgba(2,30,35,.42);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.30),inset 0 0 0 1px rgba(180,240,245,.18),inset 0 2px 8px rgba(0,20,24,.35)}
  .hero-card .hc-bar .seg{border-radius:999px;font-weight:700;font-size:13px}
  .hero-card .hc-bar .seg-be{position:relative;color:#fff;text-shadow:0 1px 1px rgba(0,40,46,.45);
    background:radial-gradient(90% 60% at 30% 10%,rgba(255,255,255,.6) 0%,rgba(255,255,255,0) 58%),radial-gradient(80% 70% at 70% 115%,rgba(154,242,247,.55) 0%,rgba(154,242,247,0) 70%),linear-gradient(180deg,#6be3ec,#0c8f9c);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.9),inset 0 -1px 1px rgba(255,255,255,.3),inset 0 -8px 14px -8px rgba(0,40,46,.5),0 6px 14px -6px rgba(12,143,156,.9)}
  .hero-card .hc-bar .seg-be::after{content:"";position:absolute;left:14%;top:12%;width:30%;height:22%;border-radius:50%;background:rgba(255,255,255,.5);filter:blur(1.5px);transform:rotate(-10deg);pointer-events:none}
  .hero-card .hc-bar .seg-rest{background:transparent;color:#e6fbfc}
  /* carousel dots as small glass pills */
  .m-dots i.on{background:linear-gradient(180deg,#d9fbfd,#6fe3ec);box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 2px 6px -2px rgba(0,20,24,.6)}
}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  @media (max-width:767px){html .m-tabbar{background:linear-gradient(180deg,rgba(255,255,255,.16),rgba(255,255,255,.04)),rgba(5,50,58,.92)}}
}
@media (max-width:767px) and (prefers-reduced-motion:reduce){
  .m-tabbar .tb-bub,html .m-tabbar .i,.m-steps button,.m-steps button b{transition:none!important}
  .m-tabbar .tb-bub.squish i,html .m-tabbar a.pop .i{animation:none!important}
}