/* ============================================================
   VISA INFINITE ACCESS — QUIET LUXURY (VI)
   ============================================================ */
:root{
  --bg:#050D1F;
  --bg-2:#071226;
  --ivory:#F2EDE3;
  --ivory-dim:rgba(242,237,227,.66);
  --ivory-faint:rgba(242,237,227,.40);
  --gold:#BE9B4C;
  --gold-soft:#D7B26B;
  --hairline:rgba(215,178,107,.28);
  --hairline-dim:rgba(242,237,227,.14);
  --serif:'Cormorant Garamond',Georgia,'Times New Roman',serif;
  --sans:'Manrope',-apple-system,'Segoe UI',sans-serif;
  --maxw:1200px;
  --ease:cubic-bezier(.25,.1,.25,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;background:#050D1F}
body::before{content:"";position:fixed;inset:0;background:#050D1F;z-index:-1}
body{
  font-family:var(--sans);font-size:15px;line-height:1.7;
  color:var(--ivory-dim);background:#050D1F;
  -webkit-text-size-adjust:100%;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img{display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px}
::selection{background:rgba(215,178,107,.25);color:var(--ivory)}

.eyebrow{display:block;font-size:11px;font-weight:600;letter-spacing:.32em;text-transform:uppercase;color:var(--gold-soft)}
.serif{font-family:var(--serif);font-weight:500;color:var(--ivory);letter-spacing:.01em}
.h-display{font-size:clamp(52px,7vw,96px);line-height:1.04}
.h-1{font-size:clamp(38px,4.4vw,60px);line-height:1.12}
.lede{font-size:16px;line-height:1.85;color:var(--ivory-dim)}
.center{text-align:center}
.rule{width:56px;height:1px;background:var(--gold-soft);opacity:.7;border:none}
.center .rule{margin-left:auto;margin-right:auto}

section{padding-top:clamp(88px,10vw,128px)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:14px;
  font-size:11px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;
  color:var(--ivory);border:1px solid var(--hairline);
  padding:0 40px;height:58px;background:transparent;
  transition:background-color .5s var(--ease),border-color .5s var(--ease);
}
.btn:hover{background:rgba(215,178,107,.08);border-color:rgba(215,178,107,.55)}
.btn-solid{background:var(--ivory);color:#0A1428;border-color:var(--ivory)}
.btn-solid:hover{background:#fff;border-color:#fff}
.link-quiet{
  font-size:11px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--ivory);
  padding-bottom:6px;border-bottom:1px solid var(--hairline);
  transition:border-color .5s var(--ease),color .5s var(--ease);
}
.link-quiet:hover{border-color:var(--gold-soft);color:#fff}
.link-quiet{position:relative}
.link-quiet::before{content:"";position:absolute;inset:-12px 0;} /* expand tap area to ~50px, no layout shift */

/* ============================================================ HERO */
.hero{
  position:relative;min-height:100vh;display:flex;flex-direction:column;
  background:
    linear-gradient(180deg, rgba(5,13,31,.55) 0%, rgba(5,13,31,.18) 34%, rgba(5,13,31,.34) 62%, rgba(5,13,31,.88) 88%, var(--bg) 100%),
    url('../assets/img/hero.jpg') center 40% / cover no-repeat,
    var(--bg);
}
.hero .wrap{display:flex;flex-direction:column;flex:1;min-height:100vh;padding-top:36px;padding-bottom:56px}
.hero-bar{display:flex;justify-content:space-between;align-items:baseline}
.wordmark{font-size:12px;font-weight:700;letter-spacing:.34em;color:var(--ivory)}
.wordmark span{color:var(--gold-soft);font-weight:500}
.hero-main{margin-top:auto;margin-bottom:auto;padding:56px 0}
.hero-main .eyebrow{margin-bottom:26px}
.hero-main h1{max-width:900px}
.hero-main h1 i{font-style:italic;font-weight:400;color:var(--ivory)}
.hero-foot{display:flex;justify-content:space-between;align-items:flex-end;gap:48px}
.hero-note{max-width:400px;font-size:13.5px;line-height:1.9;color:var(--ivory-dim);
  padding-top:22px;border-top:1px solid var(--hairline)}
.scroll-cue{display:flex;flex-direction:column;align-items:center;gap:12px;
  font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:var(--ivory-faint)}
.scroll-cue::after{content:"";width:1px;height:56px;background:linear-gradient(180deg,var(--gold-soft),transparent)}

/* ============================================================ MANIFESTO */
.manifesto .eyebrow{margin-bottom:30px}
.manifesto p.serif{max-width:880px;margin:0 auto;font-size:clamp(26px,3vw,40px);line-height:1.42}
.manifesto p.serif i{font-style:italic;color:var(--gold-soft)}
.manifesto p.serif .mdash{font-size:.62em;vertical-align:.12em;margin:0 -.04em;color:var(--ivory-faint)}
.manifesto .rule{margin-top:34px}
.manifesto small{display:block;margin-top:18px;font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--ivory-faint)}

/* ============================================================ SOCIAL PROOF */
.proof{padding-top:clamp(72px,8vw,100px)}
.proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;
  border-top:1px solid var(--hairline-dim);border-bottom:1px solid var(--hairline-dim);padding:44px 0}
.stat{text-align:center}
.stat b{display:block;font-family:var(--serif);font-weight:500;font-size:clamp(34px,3.4vw,48px);color:var(--ivory);
  font-variant-numeric:tabular-nums;line-height:1.1}
.stat b sup{font-size:.5em;color:var(--gold-soft);font-family:var(--sans);font-weight:600}
.stat span{display:block;margin-top:8px;font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--ivory-faint)}
.ticker{display:flex;align-items:center;justify-content:center;gap:12px;margin-top:26px;min-height:24px}
.ticker .dot{width:5px;height:5px;border-radius:50%;background:var(--gold-soft);flex:none;
  box-shadow:0 0 0 3px rgba(215,178,107,.15)}
.ticker p{font-size:12.5px;letter-spacing:.06em;color:var(--ivory-faint);transition:opacity .5s var(--ease)}
.ticker p.fade{opacity:0}

/* ============================================================ PILLARS */
.pillars .head{max-width:100%;margin-bottom:clamp(40px,5vw,60px)}
.pillars .head .eyebrow{margin-bottom:22px}
.pillars-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(48px,6vw,110px);align-items:center}
.plist{display:flex;flex-direction:column}
.pitem{padding:30px 0;border-top:1px solid var(--hairline-dim);cursor:pointer}
.pitem:last-child{border-bottom:1px solid var(--hairline-dim)}
.pitem .row{display:flex;align-items:center;gap:22px}
.pitem .no{width:36px;height:36px;border-radius:50%;flex:none;display:grid;place-items:center;
  font-family:var(--serif);font-size:15px;color:var(--ivory-faint);
  background:#0B1526;border:1px solid var(--hairline-dim);
  transition:border-color .5s var(--ease),background-color .5s var(--ease),color .5s var(--ease)}
.pitem h3{font-family:var(--serif);font-weight:500;font-size:clamp(24px,2.4vw,34px);color:var(--ivory-dim);
  transition:color .5s var(--ease);letter-spacing:.01em}
.pitem .body{max-height:0;overflow:hidden;transition:max-height .7s var(--ease),opacity .6s var(--ease);opacity:0}
.pitem.active .no{color:var(--gold-soft);border-color:var(--gold-soft);background:rgba(215,178,107,.12)}
.pitem.active h3{color:var(--ivory)}
.pitem.active .body{max-height:1200px;opacity:1}
.pitem .body>p{padding:16px 0 4px 58px;max-width:470px;font-size:14px;line-height:1.85}

/* offer group labels + guide steps */
.plabel{display:block;padding:20px 0 2px 58px;font-size:10.5px;font-weight:600;letter-spacing:.26em;text-transform:uppercase;color:var(--gold-soft)}
.psteps{padding:8px 0 4px 58px;display:flex;flex-direction:column;gap:7px}
.psteps span{font-size:12.5px;color:var(--ivory-faint)}
.psteps span b{font-family:var(--serif);font-weight:500;color:var(--gold-soft);margin-right:12px}
.soon{display:inline-block;font-size:9px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-soft);border:1px solid var(--hairline);padding:2px 8px;margin-left:8px;vertical-align:1px}

/* booking guide: interactive numbered line */

/* offer highlight rows */
.offers{padding:14px 0 0 58px;display:flex;flex-direction:column}
.offers .o{display:flex;align-items:baseline;gap:16px;padding:11px 0;border-top:1px solid var(--hairline-dim);max-width:470px}
.offers .o:first-child{border-top:none}
.offers .o b{flex:none;min-width:118px;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ivory)}
.offers .o span{font-size:13px;line-height:1.6;color:var(--ivory-faint)}

/* brand logo chips */
  transition:border-color .4s var(--ease),color .4s var(--ease)}
/* text wordmarks until official logo files are provided */

.pframe{display:flex;justify-content:center}
.pillars-grid .phone{width:min(330px,78vw);border-radius:48px;padding:12px}
.pillars-grid .phone .screen{border-radius:38px}
.phone{
  width:min(300px,72vw);border-radius:48px;padding:12px;
  border:1px solid rgba(242,237,227,.25);background:rgba(242,237,227,.04);
  box-shadow:0 40px 90px rgba(0,0,0,.45);
}
.phone .screen{aspect-ratio:9/18.8;border-radius:38px;overflow:hidden;background:#0A1428}
.phone .screen img{width:100%;height:100%;object-fit:cover;object-position:top;transition:opacity .6s var(--ease)}
.phone .screen img.swap{opacity:0}

/* ============================================================ BOOKING GUIDE */
.booking .top{margin-bottom:clamp(36px,4.5vw,56px)}
.booking .top .eyebrow{margin-bottom:22px}
.pframe{flex-direction:column;align-items:center;gap:26px}
.bk-panel{display:none;width:100%;max-width:420px;margin-inline:auto;align-self:center}
.bk-panel.show{display:block;animation:bkfade .5s var(--ease)}
@keyframes bkfade{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.bk-bar.mini{display:grid;gap:0;margin-bottom:16px}
.bk-step{display:flex;flex-direction:column;align-items:center;text-align:center;position:relative;cursor:pointer}
.bk-step::before{content:"";position:absolute;top:15px;left:0;right:0;height:1px;background:var(--hairline);opacity:.6}
.bk-step:first-child::before{left:50%}
.bk-step:last-child::before{right:50%}
.bk-step .no{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;position:relative;z-index:1;
  font-family:var(--serif);font-size:15px;color:var(--ivory-dim);background:#0B1526;border:1px solid var(--hairline);
  transition:border-color .4s var(--ease),color .4s var(--ease),background-color .4s var(--ease)}
.bk-step:hover .no{border-color:var(--hairline)}
.bk-step.active .no{border-color:var(--gold-soft);color:var(--gold-soft);background:rgba(215,178,107,.12)}
.bk-cap{min-height:42px;text-align:center;font-size:13.5px;font-weight:800;line-height:1.6;color:var(--ivory)}
.bk-stage{display:flex;align-items:center;justify-content:center;gap:clamp(12px,2vw,22px);width:100%}
.bk-arrow{display:none;width:46px;height:46px;flex:none;border-radius:50%;border:1.5px solid rgba(242,237,227,.38);background:rgba(11,21,38,.7);cursor:pointer;
  color:var(--ivory);place-items:center;
  transition:border-color .4s var(--ease),color .4s var(--ease),background-color .4s var(--ease)}
.bk-arrow svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round}
.bk-arrow:hover{background:rgba(215,178,107,.14)}
.bk-arrow:hover{border-color:var(--gold-soft);color:var(--gold-soft)}
.bk-panel.show ~ .bk-stage .bk-arrow{display:grid}

/* ============================================================ CONCIERGE */
.c-band{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
  padding:clamp(56px,7vw,88px) clamp(0px,2vw,24px);background:linear-gradient(180deg,var(--bg-2),var(--bg))}
.concierge-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(48px,6vw,100px);align-items:start}
.concierge-grid .left .eyebrow{margin-bottom:20px}
.concierge-grid h2{margin-bottom:18px}
.concierge-grid h2 i{font-style:italic;font-weight:400}
.concierge-grid .left p{max-width:440px;font-size:14.5px;line-height:1.9}
.c-cta{display:flex;gap:26px;align-items:center;margin-top:30px}


/* concierge chat proof */
.chat-card{border:1px solid var(--hairline-dim);background:rgba(242,237,227,.02)}
.chat-title{padding:16px 22px;border-bottom:1px solid var(--hairline-dim);
  font-size:10.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-soft);text-align:center}
.chat-body{padding:26px 22px 22px;display:flex;flex-direction:column;gap:12px;min-height:300px;
  transition:opacity .45s var(--ease)}
.chat-body.fade{opacity:0}
.bub{max-width:82%;padding:12px 16px;font-size:13px;line-height:1.7}
.bub.user{align-self:flex-end;color:var(--ivory);background:rgba(242,237,227,.07);border:1px solid var(--hairline-dim)}
.bub.cs{align-self:flex-start;color:var(--ivory-dim);background:#0B1526;border:1px solid var(--hairline-dim)}
.bub.cs b{color:var(--gold-soft);font-weight:600}
.chat-tabs{display:flex;border-top:1px solid var(--hairline-dim)}
.ctab{flex:1;padding:15px 8px;text-align:center;cursor:pointer;
  font-size:10.5px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--ivory-faint);
  border-left:1px solid var(--hairline-dim);transition:color .4s var(--ease),background-color .4s var(--ease)}
.ctab:first-child{border-left:none}
.ctab:hover{color:var(--ivory)}
.ctab.active{color:var(--gold-soft);background:rgba(215,178,107,.07)}

/* concierge service categories */
.c-intro{margin-top:clamp(56px,7vw,80px);margin-bottom:26px;font-size:11px;font-weight:600;letter-spacing:.32em;text-transform:uppercase;color:var(--gold-soft)}
.c-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(24px,3vw,44px)}
.c-cat{border-top:1px solid var(--hairline-dim);padding-top:22px}
.c-cat .ic{height:34px;margin-bottom:16px;display:flex;align-items:center}
.c-cat .ic svg{height:30px;width:auto;stroke:var(--gold-soft);fill:none;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round}
.c-cat b{display:block;font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--ivory);margin-bottom:10px}
.c-cat p{font-size:12.5px;line-height:1.8;color:var(--ivory-faint)}
.c-cat ul{list-style:none;margin:0;padding:0}
.c-cat li{position:relative;padding-left:16px;font-size:12.5px;line-height:1.65;color:var(--ivory-faint)}
.c-cat li+li{margin-top:7px}
.c-cat li::before{content:"";position:absolute;left:2px;top:.6em;width:4px;height:4px;border-radius:50%;background:var(--gold-soft)}

/* ============================================================ HOW IT WORKS */
.how{padding-bottom:clamp(72px,8vw,100px)}
.how .top{margin-bottom:clamp(40px,5vw,64px)}
.how .top .eyebrow{margin-bottom:22px}
.how-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,5vw,90px);align-items:center}
.how-grid .phone{width:min(400px,86vw);border-radius:56px;padding:14px}
.how-grid .phone .screen{border-radius:44px}
.hsteps{display:flex;flex-direction:column;position:relative}
.hstep:not(.tip)::after{content:"";position:absolute;left:21px;top:62px;bottom:-22px;width:1px;background:var(--hairline);opacity:.65}
.hstep:last-child::after{display:none}
.hstep{display:flex;gap:24px;align-items:flex-start;padding:18px 0;cursor:pointer;position:relative}
.hstep .no{width:42px;height:42px;border-radius:50%;flex:none;display:grid;place-items:center;
  font-family:var(--serif);font-size:17px;color:var(--gold-soft);
  background:#0B1526;border:1px solid var(--hairline);
  transition:border-color .5s var(--ease),background-color .5s var(--ease),color .5s var(--ease)}
.hstep div b{display:block;font-size:15px;font-weight:600;color:var(--ivory-dim);margin-bottom:5px;
  transition:color .5s var(--ease)}
.hstep div p{font-size:13px;line-height:1.75;color:var(--ivory-faint);max-width:400px}
.hstep.active .no{border-color:var(--gold-soft);background:rgba(215,178,107,.12);color:var(--gold-soft)}
.hstep.active div b{color:var(--ivory)}
.hstep>div{padding-top:9px}

/* ============================================================ PIN GUIDE */
.pin .top{margin-bottom:clamp(40px,5vw,64px)}
.pin .top .eyebrow{margin-bottom:22px}
.pin .top p{max-width:520px;margin:14px auto 0;font-size:14.5px;color:var(--ivory-dim)}
/* Mẹo: dùng đúng layout guide (thanh bước + 1 phone + nút ‹ ›) như Pillars */
.pin-guide{max-width:420px;margin-inline:auto;display:flex;flex-direction:column;align-items:center;gap:26px}
.pin-guide .phone{width:min(300px,72vw)}

/* ============================================================ SECURITY */
.sec .top{margin-bottom:clamp(32px,4vw,48px)}
.sec .top .eyebrow{margin-bottom:22px}
.sec-tabs{display:flex;justify-content:center;gap:clamp(20px,4vw,48px);margin-bottom:clamp(36px,4.5vw,56px)}
.sec-tab{background:none;border:none;cursor:pointer;padding:0 2px 12px;position:relative;
  font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--ivory-faint);transition:color .4s var(--ease)}
.sec-tab::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--gold-soft);
  transform:scaleX(0);transition:transform .45s var(--ease)}
.sec-tab:hover{color:var(--ivory-dim)}
.sec-tab.on{color:var(--ivory)}
.sec-tab.on::after{transform:scaleX(1)}
.sec-band{border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
  background:linear-gradient(180deg,var(--bg-2),var(--bg));padding:clamp(48px,6vw,72px) clamp(8px,3vw,48px)}
.sec-panel{display:none;grid-template-columns:1.15fr .85fr;gap:clamp(40px,6vw,90px);align-items:center}
.sec-panel.on{display:grid;animation:secfade .55s var(--ease)}
@keyframes secfade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.sec-list{display:flex;flex-direction:column;gap:24px}
.sec-art{display:flex;justify-content:center}
.sec-art svg{width:min(220px,60vw);height:auto;stroke:var(--gold-soft);fill:none;stroke-width:1.2;stroke-linecap:round;stroke-linejoin:round;opacity:.9}
.sec-art text{stroke:none;fill:var(--gold-soft);font-family:'Manrope',system-ui,sans-serif}
.sec-art .t1{font-size:19px;font-weight:700;letter-spacing:.5px}
.sec-art .t2{font-size:9.5px;font-weight:600;letter-spacing:2.5px;opacity:.85}

/* ============================================================ CTA */
.cta{background:linear-gradient(180deg,var(--bg-2),var(--bg));padding-bottom:0;overflow:hidden}
.cta .eyebrow{margin-bottom:22px}
.cta h2{max-width:720px;margin:0 auto 18px}
.cta h2 i{font-style:italic;font-weight:400}
.cta .lede{max-width:460px;margin:0 auto 44px;font-size:14.5px}
.cta-actions{display:flex;justify-content:center;align-items:center;gap:28px;flex-wrap:wrap}
.cta .btn-solid{height:64px;padding:0 46px;font-size:12px}
.qr-chip{display:flex;flex-direction:column;align-items:center;gap:14px;padding:22px 26px;border:1px solid var(--hairline)}
.qr-chip .qr{width:150px;height:150px;background:#fff;border-radius:10px;padding:8px}
.qr-chip .qr img{width:100%;height:100%;display:block}
.qr-chip span{font-size:10px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--ivory-dim);line-height:1.7;text-align:center}
.t-item{display:flex;gap:14px;align-items:flex-start}
.t-item .tick{width:24px;height:24px;border-radius:50%;flex:none;display:grid;place-items:center;
  border:1px solid var(--hairline);color:var(--gold-soft);font-size:12px}
.t-item p{font-size:12.5px;line-height:1.8;color:var(--ivory-faint)}
.t-item p b{color:var(--ivory-dim);font-weight:600}
.cta-meta{margin-top:26px;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--ivory-faint)}
.cta-meta i{font-style:normal;color:var(--gold-soft);padding:0 10px}

/* ============================================================ FOOTER */
footer{padding:clamp(56px,7vw,80px) 0 0;background:var(--bg)}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:clamp(44px,5vw,64px)}
.f-brand .visa-mark{font-family:var(--serif);font-style:italic;font-weight:600;font-size:30px;letter-spacing:.06em;color:var(--ivory);line-height:1}
.f-brand small{display:block;margin-top:10px;font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold-soft)}
.foot h4{font-size:10.5px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;color:var(--gold-soft);margin-bottom:20px}
.foot a{display:block;padding:5px 0;font-size:13.5px;color:var(--ivory-dim);transition:color .4s var(--ease)}
.foot a:hover{color:var(--ivory)}
.zalo-link{display:inline-block;font-size:11px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--ivory);
  border:1px solid var(--hairline);padding:12px 18px;transition:border-color .4s var(--ease),color .4s var(--ease)}
.zalo-link:hover{border-color:var(--gold-soft);color:var(--gold-soft)}
.legal{border-top:1px solid var(--hairline-dim);padding:26px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:11.5px;letter-spacing:.04em;color:var(--ivory-faint)}
.legal .l-links{display:flex;align-items:center}
.legal .l-links a{padding:0 16px;border-left:1px solid var(--hairline-dim);transition:color .4s var(--ease)}
.legal .l-links a:first-child{border-left:none}
.legal .l-links a:hover{color:var(--ivory)}

/* ============================================================ REVEAL */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================================================ RESPONSIVE */
@media (max-width:980px){
  .wrap{padding:0 24px}
  .pillars-grid,.how-grid,.concierge-grid{grid-template-columns:1fr;gap:56px}
  .pillars-grid>*,.how-grid>*,.concierge-grid>*{min-width:0}
  .pitem:not(.active) .body{transition:none} /* đóng tức thì -> chỉ MỞ animate, mượt, không scroll-fight */
  .proof-grid{grid-template-columns:1fr;gap:28px;padding:36px 0}
  .c-cats{grid-template-columns:1fr 1fr}
  .sec-panel{grid-template-columns:1fr;gap:32px}
  .sec-art{order:-1}
  .sec-tabs{flex-wrap:wrap;gap:18px 26px}
  .sec-tab{padding-top:16px} /* tap area ~45px cao trên mobile */
    .bk-step::before{display:none}
  .foot{grid-template-columns:1fr 1fr;gap:36px}
  .hero-foot{flex-direction:column;align-items:flex-start;gap:36px}
  .scroll-cue{display:none}
}
@media (max-width:600px){
  .foot{grid-template-columns:1fr}
  .cta-actions{flex-direction:column}
  /* CTA: thu nhỏ tiêu đề để "Mở Visa Infinite Access" gọn 1 dòng (Access không rớt) */
  .cta .h-1{font-size:clamp(28px,8vw,34px)}
  /* meta CTA: gom về 1 dòng trên mobile */
  .cta-meta{white-space:nowrap;font-size:9px;letter-spacing:.09em}
  .cta-meta i{padding:0 6px}
  /* Concierge 7 danh mục: xếp dọc quá dài -> carousel vuốt ngang full-bleed */
  .c-cats{display:flex;grid-template-columns:none;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;margin:0 -24px;padding:4px 24px 14px;scroll-padding:0 24px}
  .c-cats::-webkit-scrollbar{display:none}
  .c-cat{flex:0 0 74%;scroll-snap-align:center;border-top:none}
  .c-cat .ic{margin-bottom:14px}
  /* dòng ưu đãi: bỏ indent thừa + xếp dọc (brand làm nhãn trên, mô tả dưới) */
  .pitem .body>p,.plabel,.offers{padding-left:0}
  .offers .o{flex-direction:column;gap:4px;max-width:none}
  .offers .o b{min-width:0}
  .offers .o span{font-size:13.5px}
  /* trụ "Thế giới Ưu đãi": 3 nhóm xếp dọc dài -> slide ngang 3 block */
  .offer-carousel{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:8px;margin-top:6px}
  .offer-carousel::-webkit-scrollbar{display:none}
  .offer-group{flex:0 0 88%;scroll-snap-align:start}
  .offer-group .plabel{padding-top:6px}
}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .phone .screen img{transition:none}
  .ticker p{transition:none}
}

/* ============================================================ VISA WATERMARK */
.visa-watermark{line-height:0;text-align:right;
  padding:clamp(24px,4vw,52px) clamp(24px,4vw,56px) clamp(28px,4vw,56px)}
.visa-watermark .mark{
  display:inline-block;
  width:clamp(240px,52vw,760px);aspect-ratio:942/332;
  background:var(--ivory);opacity:.09;
  -webkit-mask:url(../assets/img/visa-logo.png) no-repeat right center/contain;
  mask:url(../assets/img/visa-logo.png) no-repeat right center/contain;
}