@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-400-vietnamese.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-400-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-500-vietnamese.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-500-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-600-vietnamese.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-600-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-700-vietnamese.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Be Vietnam Pro';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/fonts/BeVietnamPro-700-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Manrope';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url(/fonts/Manrope-400-800-vietnamese.woff2) format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
  font-family: 'Manrope';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url(/fonts/Manrope-400-800-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
:root{
  --color-accent:#1464F4; --color-accent-soft:#0F50C8; --color-on-accent:#FFFFFF; --color-accent-glow:#E3ECFF;
  --color-paper:#FFFFFF; --color-sheet:#FFFFFF; --color-canvas:#F2F6FC; --color-fold:#E5EDFA; --color-badge:#E5EDFA;
  --color-ink:#101F38; --color-ink-soft:#4E607A; --color-night:#0B4FD8; --color-node:#1E5DDB;
  --color-on-ink:#FFFFFF; --color-on-ink-soft:#DCE8FF;
  --color-control:#7486A0; --color-rule:#D3DEEE; --color-rule-strong:#7486A0; --color-dark-rule:#BFD3FF;
  --color-warn:#8B4600; --color-stop:#B4233A; --color-disabled:#4E607A;
  --color-map:#788AA4; --color-map-mid:#9FB1CA; --color-map-edge:#B7C8E2;
  --color-box-top:#E5EDFA; --color-box-left:#C9DAF5; --color-box-right:#9FB9E1;
  --color-mask:rgba(20,100,244,.1); --color-mask-soft:rgba(16,31,56,.06);
  --radius-xs:4px; --radius-sm:6px; --radius-md:10px; --radius-lg:12px; --radius-pill:999px;
  --shadow-paper:0 2px 4px rgba(7,21,46,.04),0 18px 48px -24px rgba(7,21,46,.18);
  --shadow-lift:0 5px 0 var(--color-night);
  --f:'Be Vietnam Pro',Arial,sans-serif;
  --fc:Manrope,'Be Vietnam Pro',Arial,sans-serif;
  --ease:cubic-bezier(.2,.7,.2,1);
  --gut:20px;
}
@media (min-width:761px){:root{--gut:28px}}
@media (min-width:1051px){:root{--gut:42px}}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px;color-scheme:light}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;font-family:var(--f);font-size:16px;line-height:1.6;color:var(--color-ink);background:var(--color-paper);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
img{height:auto}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit}
button,input,select{font:inherit;color:inherit}
button{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
:focus-visible{outline:3px solid var(--color-accent);outline-offset:3px}
::selection{color:var(--color-on-accent);background:var(--color-accent)}
[hidden]{display:none!important}
:root:not([lang="en"]) .le,:root[lang="en"] .lv{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:min(100% - var(--gut)*2, 1280px);margin-inline:auto}
.ic{width:20px;height:20px;flex:none;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ic-s{width:16px;height:16px}
.wing3{fill:currentColor;stroke:none}
.nw{white-space:nowrap}
.num{font-variant-numeric:tabular-nums}
.skip{position:absolute;left:12px;top:-80px;z-index:100;background:var(--color-ink);color:var(--color-on-ink);padding:12px 14px;border-radius:var(--radius-sm);text-decoration:none;font-weight:600}
.skip:focus{top:12px}

/* chữ */
h1,h2,h3,.fc{font-family:var(--fc);font-weight:750}
.h1{font-size:clamp(2.375rem,1.3rem + 3vw,3.75rem);line-height:1.16;letter-spacing:-.045em;font-weight:800}
.h1 .h1-b{display:block;color:var(--color-accent)}
.h2{font-size:clamp(2.25rem,1.6rem + 1.6vw,2.95rem);line-height:1.2;letter-spacing:-.035em;text-wrap:balance}
.h3{font-size:1.5rem;line-height:1.3;letter-spacing:-.018em;text-wrap:balance}
.lead{font-size:clamp(1rem,.96rem + .2vw,1.0625rem);line-height:1.7;color:var(--color-ink-soft);text-wrap:pretty;max-width:60ch}
.eyebrow{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;line-height:1.5}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--color-accent);flex:none}
.sec{padding-block:72px}
@media (min-width:1051px){.sec{padding-block:96px}}
.sec-head{display:grid;gap:14px;max-width:760px}
.sec-row{display:flex;align-items:flex-end;justify-content:space-between;gap:40px}
.sec-row>p{max-width:330px;color:var(--color-ink-soft);font-size:15px;line-height:1.7}
@media (max-width:760px){.sec-row{display:grid;gap:14px}}
.rule-top{border-top:1px solid var(--color-rule)}

/* dấu che số */
.msk{position:relative;display:inline-block;padding:0 3px;font-weight:600;letter-spacing:.05em;line-height:1.25;color:var(--color-ink-soft);font-variant-numeric:tabular-nums;z-index:0}
.msk::before{content:"";position:absolute;inset:1px -1px;border-radius:var(--radius-xs);background:var(--color-mask-soft);transform:skewX(-10deg);z-index:-1}
.msk-usd{color:var(--color-accent-soft)}
.msk-usd::before{background:var(--color-mask)}
.msk-on{color:var(--color-on-accent)}
.msk-on::before{background:rgba(7,21,46,.32)}
.msk-ink{color:var(--color-on-ink)}
.msk-ink::before{background:rgba(255,255,255,.16)}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;padding:0 20px;border-radius:var(--radius-sm);border:1px solid transparent;font-weight:600;font-size:15px;line-height:1.2;text-decoration:none;cursor:pointer;white-space:nowrap;transition:background-color .15s,border-color .15s,box-shadow .2s,transform .2s}
.btn .ic{width:18px;height:18px}
.btn-pri{background:var(--color-accent);color:var(--color-on-accent);border-color:var(--color-accent)}
.btn-pri:hover{box-shadow:var(--shadow-lift);transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--color-ink);border-color:var(--color-ink)}
.btn-line:hover{background:var(--color-canvas)}
.btn-paper{background:var(--color-paper);color:var(--color-ink);border-color:var(--color-paper)}
.btn-paper:hover{background:var(--color-fold)}
.btn-ghost{background:transparent;color:var(--color-on-ink);border-color:rgba(255,255,255,.7)}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.6;cursor:progress;transform:none;box-shadow:none}
.on-ink :focus-visible,.on-blue :focus-visible{outline-color:var(--color-on-ink);box-shadow:0 0 0 6px var(--color-ink)}
.lnk{display:inline-flex;align-items:center;gap:6px;min-height:44px;font-weight:600;color:var(--color-ink);text-decoration:underline;text-decoration-color:var(--color-accent);text-underline-offset:5px;text-decoration-thickness:1.5px}
.lnk:hover{text-decoration-thickness:3px}
.lnk-btn{background:none;border:0;padding:0;cursor:pointer;text-align:left}
.in-lnk{color:var(--color-ink);font-weight:600;text-decoration-color:var(--color-accent);text-underline-offset:3px}
.cl-note{display:inline-flex;align-items:center;gap:6px;margin:6px 0 0 10px;padding:3px 10px;border-radius:var(--radius-sm);background:var(--color-ink);color:var(--color-on-ink);font-size:13px;font-weight:600;line-height:1.4;vertical-align:middle;animation:clin .2s var(--ease)}
@keyframes clin{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}
.on-ink .cl-note{background:var(--color-paper);color:var(--color-ink)}

/* đầu trang */
.hdr{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-rule)}
.hdr-in{display:flex;align-items:center;gap:22px;min-height:76px}
.brand{display:block;border-radius:var(--radius-sm)}
.brand img{height:34px;width:auto}
.nav{display:none;align-items:center;gap:22px;margin-left:16px}
.nav a{position:relative;padding:12px 0;font-size:14.5px;text-decoration:none}
.nav a:hover::after{content:"";position:absolute;left:0;right:0;bottom:6px;height:2px;background:var(--color-accent)}
.hdr-act{margin-left:auto;display:flex;align-items:center;gap:16px}
.hdr-tel{display:none;align-items:center;gap:8px;font-weight:600;font-size:14.5px;text-decoration:none;font-variant-numeric:tabular-nums;white-space:nowrap}
.hdr-tel .ic{color:var(--color-accent);width:18px;height:18px}
.lang{display:inline-flex;border:1px solid var(--color-rule-strong);border-radius:var(--radius-sm);padding:2px}
.lang button{min-width:40px;min-height:36px;padding:0 8px;border:0;border-radius:var(--radius-xs);background:transparent;font-size:13px;font-weight:600;letter-spacing:.08em;cursor:pointer;color:var(--color-ink-soft)}
.lang button:hover{color:var(--color-ink)}
.lang button[aria-pressed="true"]{background:var(--color-accent);color:var(--color-on-ink)}
.hdr .btn-pri{display:none}
.menu-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;min-width:44px;padding:0 12px;border-radius:var(--radius-sm);border:1px solid var(--color-rule-strong);background:transparent;font-weight:600;font-size:14px;cursor:pointer}
@media (max-width:400px){.hdr-act{gap:10px}.hdr .lang button{min-width:38px}}
@media (min-width:1051px){
  .hdr-in{min-height:84px}
  .brand img{height:38px}
  .nav{display:flex}
  .hdr .btn-pri{display:inline-flex}
  .menu-btn{display:none}
}
@media (min-width:1240px){.hdr-tel{display:inline-flex}}

/* ---------------- ĐẦU TRANG: COBALT VÀ CỰC QUANG ---------------- */
.hero{padding:0 0 64px}
.hero-stage,.eng-panel,.cta,.ft{
  --color-night:#0F3B8C;--color-node:#194A9A;--color-on-ink-soft:#DCE8FF;
  --color-accent-glow:#B6F3EF;--color-dark-rule:#99BAEE;
}
.hero-stage{position:relative;isolation:isolate;overflow:hidden;color:#FFFFFF;background:#0F3B8C;background-image:radial-gradient(ellipse at 85% 22%,rgba(25,180,214,.18),transparent 48%),linear-gradient(125deg,#0F3B8C 5%,#1546B8 64%,#104395)}
.hero-stage::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.13;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' opacity='.2' filter='url(%23n)' d='M0 0h160v160H0z'/%3E%3C/svg%3E")}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr);grid-template-areas:"copy" "visual" "scen";gap:24px;padding-top:36px;padding-bottom:32px}
.hero-copy{grid-area:copy;min-width:0;display:grid;gap:18px;align-content:center}
.hero-copy .eyebrow{color:#DCE8FF;letter-spacing:.1em}
.hero-copy .eyebrow .dot{background:#9AF3EA;box-shadow:0 0 16px rgba(105,233,220,.65)}
.hero .lead{max-width:44ch;color:#E3ECFF}
.hero .h1-b{color:#B6F3EF}
.hero .h1-b .lv,.hero .h1-b .le{background:none;padding-bottom:0}
.hero-visual{grid-area:visual;position:relative;min-width:0;isolation:isolate;overflow:hidden;align-self:center;aspect-ratio:3/2}
.hero-background{position:absolute;inset:0;z-index:-2;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent),linear-gradient(180deg,transparent,#000 9%,#000 86%,transparent),radial-gradient(ellipse 72% 72% at 50% 48%,#000 48%,transparent 82%);-webkit-mask-composite:source-in,source-in;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent),linear-gradient(180deg,transparent,#000 9%,#000 86%,transparent),radial-gradient(ellipse 72% 72% at 50% 48%,#000 48%,transparent 82%);mask-composite:intersect,intersect}
.hero-background img{width:100%;height:100%;object-fit:cover;object-position:center}
.aurora-flight{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent),linear-gradient(180deg,transparent,#000 9%,#000 86%,transparent),radial-gradient(ellipse 72% 72% at 50% 48%,#000 48%,transparent 82%);-webkit-mask-composite:source-in,source-in;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent),linear-gradient(180deg,transparent,#000 9%,#000 86%,transparent),radial-gradient(ellipse 72% 72% at 50% 48%,#000 48%,transparent 82%);mask-composite:intersect,intersect}
.aurora-flight path{fill:none;stroke:#E6FFFF;stroke-width:3;stroke-linecap:round;stroke-dasharray:24 976;opacity:0}
@media (prefers-reduced-motion:no-preference){
  .aurora-flight path{animation:flight-light 12s linear infinite}
  .aurora-flight path:nth-child(2){animation-delay:4s}
  .aurora-flight path:nth-child(3){animation-delay:8s}
}
@keyframes flight-light{0%{stroke-dashoffset:0;opacity:0}3%{opacity:.85}30%{stroke-dashoffset:-1000;opacity:.85}33%,100%{stroke-dashoffset:-1000;opacity:0}}
.scope{display:grid;gap:10px;margin-top:6px}
.scope li{display:flex;align-items:center;gap:12px;font-size:14.5px;color:#E3ECFF;line-height:1.45}
.scope b{color:#FFFFFF;font-weight:600}
.sc-ic{width:30px;height:30px;border:1px solid #99BAEE;border-radius:var(--radius-sm);display:grid;place-items:center;color:#B6F3EF;flex:none;background:#144393}
.sc-ic .ic{width:16px;height:16px}
.hero-art{grid-area:art;position:relative;min-width:0;width:100%;background:#123E8E;border:1px solid #99BAEE;border-radius:var(--radius-md);overflow:hidden;box-shadow:0 12px 32px rgba(5,30,90,.2)}
.art-frame{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--color-paper)}
.art-frame picture{position:absolute;inset:0;transition:opacity .4s var(--ease)}
.art-frame picture.in{opacity:0}
.art-frame img{width:100%;height:100%;object-fit:cover;mix-blend-mode:normal}
.art-tag{display:none!important}
.art-cap{padding:10px 12px}
.cap-line{display:grid;gap:3px;font-size:12px;color:#E3ECFF;letter-spacing:.02em}
.cap-line::after{display:none}
.cap-num{white-space:nowrap;font-variant-numeric:tabular-nums;color:#B6F3EF;font-weight:600}
.scen{grid-area:scen;min-width:0;display:grid;gap:14px;border-top:1px solid #99BAEE;padding-top:26px}
.scen-label{font-size:14.5px;font-weight:600}
.scen-opts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.scen-opts button{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:48px;padding:10px 12px;border:1px solid #99BAEE;border-radius:var(--radius-sm);background:#194A9A;color:#FFFFFF;font-size:14px;font-weight:500;text-align:left;line-height:1.4;cursor:pointer;transition:background .2s,border-color .2s}
.scen-opts button .scen-n{font-size:11px;color:#DCE8FF;font-variant-numeric:tabular-nums}
.scen-opts button:hover{border-color:#B6F3EF;background:#2457A6}
.scen-opts button[aria-pressed="true"]{background:#FFFFFF;border-color:#FFFFFF;color:#0F3B8C;font-weight:600;box-shadow:0 4px 16px rgba(7,37,100,.18)}
.scen-opts button[aria-pressed="true"] .scen-n{color:#0F3B8C}
.hero-stage :focus-visible{outline-color:#B6F3EF;box-shadow:0 0 0 6px #0F3B8C}
.how-box{padding:18px 20px 12px;background:#194A9A;background-image:linear-gradient(120deg,rgba(25,180,214,.06),transparent 70%);border:1px solid #99BAEE;border-left:3px solid #B6F3EF;border-radius:var(--radius-md)}
.how-k{font-size:13.5px;font-weight:600;color:#B6F3EF}
.how-name{margin-top:6px;font-family:var(--fc);font-weight:700;font-size:1.375rem;line-height:1.2;letter-spacing:-.015em}
.how-text{margin-top:10px;font-size:14px;line-height:1.65;color:#E3ECFF}
.how-box .lnk{color:#FFFFFF;text-decoration-color:#B6F3EF;margin-top:6px;font-size:13px}
.hero-request{padding-top:28px}
@media (min-width:761px){
  .hero{padding-bottom:80px}
  .hero-grid{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);grid-template-areas:"copy visual" "scen scen";column-gap:24px;row-gap:30px;padding-top:42px;padding-bottom:36px}
  .hero-copy{min-height:410px}
  .hero .h1{font-size:clamp(2.75rem,4.5vw,3.75rem)}
  .hero-visual{margin-right:calc(-1*var(--gut));aspect-ratio:1.2;max-height:520px}
  .scen{grid-template-columns:minmax(0,1.2fr) 144px minmax(0,1.1fr);grid-template-areas:"lb art how" "opts art how";grid-template-rows:auto 1fr;column-gap:20px;row-gap:14px;align-items:start}
  .scen-label{grid-area:lb}
  .scen-opts{grid-area:opts}
  .how-box{grid-area:how}
}
@media (min-width:1051px){
  .hero-grid{column-gap:32px;padding-top:48px}
  .hero-copy{min-height:448px}
  .hero .h1{font-size:clamp(3.5rem,4.85vw,4.375rem)}
  .hero-visual{aspect-ratio:1.42;margin-right:-48px}
  .scen{grid-template-columns:minmax(0,1.3fr) 168px minmax(0,1.1fr);column-gap:28px}
  .scen-opts{grid-template-columns:repeat(3,minmax(0,1fr))}
  .hero-request{padding-top:32px}
}
@media (max-width:760px){
  .hero-grid{row-gap:22px}
  .hero-visual{margin:0 calc(-1*var(--gut));aspect-ratio:1.6;max-height:340px}
  .scen{grid-template-areas:"lb" "opts" "art" "how"}
  .scen-label{grid-area:lb}
  .scen-opts{grid-area:opts}
  .how-box{grid-area:how}
  .hero-art{display:grid;grid-template-columns:120px minmax(0,1fr);align-self:start;box-shadow:none}
  .art-frame{aspect-ratio:auto;min-height:96px;border-radius:0!important}
  .art-frame img{object-fit:contain}
  .art-cap{align-self:center;padding:12px}
  .cap-line{display:flex;flex-wrap:wrap;gap:4px 10px}
  .cap-line::after{display:none}
}


/* phiếu yêu cầu */
.quote{grid-area:form;position:relative;display:grid;grid-template-columns:minmax(0,1fr);background:var(--color-paper);border:1px solid var(--color-rule-strong);border-radius:var(--radius-xs);box-shadow:var(--shadow-paper);scroll-margin-top:96px}
.quote::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--color-night);border-radius:var(--radius-xs) var(--radius-xs) 0 0}
.q-intro{padding:24px 20px 18px;border-bottom:1px solid var(--color-rule-strong);display:grid;gap:8px;align-content:start}
.q-title{font-size:1.875rem;line-height:1.15;letter-spacing:-.02em}
.q-lead{font-size:14px;color:var(--color-ink-soft)}
.q-scen{font-size:13.5px;color:var(--color-ink-soft);margin-top:6px}
.q-scen b{color:var(--color-ink);font-weight:600}
.q-body,.q-done{padding:20px}
.q-row{display:grid;gap:16px}
.q-row+.q-row{margin-top:16px}
.seg{position:relative;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;padding:3px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-sm);isolation:isolate;margin:0;min-width:0}
.seg input{appearance:none;-webkit-appearance:none;position:absolute;inset:0;width:100%;height:100%;margin:0;border:0;border-radius:var(--radius-xs);background:transparent;cursor:pointer}
.seg label{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 10px;border-radius:var(--radius-xs);font-weight:600;font-size:14.5px;color:var(--color-ink-soft);cursor:pointer;transition:color .2s;text-align:center;line-height:1.25}
.seg label:hover{color:var(--color-ink)}
.seg label:has(input:checked){color:var(--color-on-ink);background:var(--color-accent)}
.seg input:focus-visible{outline:3px solid var(--color-accent);outline-offset:2px}
.seg input:checked:focus-visible{outline:3px solid var(--color-accent-glow);outline-offset:-5px}
.seg-ind{position:absolute;z-index:0;top:3px;bottom:3px;left:3px;width:calc(50% - 3px);border-radius:var(--radius-xs);background:var(--color-accent);transition:transform .28s var(--ease)}
.seg:has(label:nth-of-type(2) input:checked) .seg-ind{transform:translateX(100%)}
.seg-ind::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:3px;background:rgba(255,255,255,.85);transform:skewX(-10deg)}
.fld{min-width:0;border:0;padding:0;margin:0}
.lb{display:block;padding:0;margin:0 0 6px;font-size:13px;font-weight:600;color:var(--color-ink);line-height:1.3}
.lb small{font-size:12.5px;font-weight:400;color:var(--color-ink-soft)}
.route{position:relative;display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--color-control);border-radius:var(--radius-sm);background:var(--color-sheet)}
.rt{position:relative;min-width:0;padding:8px 14px;display:flex;flex-direction:column;justify-content:center;min-height:56px}
.rt+.rt{border-left:1px solid var(--color-rule);padding-left:24px}
.rt:first-child{padding-right:24px}
.rt-lb{display:block;font-size:12.5px;font-weight:600;color:var(--color-ink-soft);line-height:1.25}
.rt-vn{display:flex;align-items:center;gap:8px;margin-top:2px;font-weight:600;font-size:16px;line-height:1.4;white-space:nowrap}
.vn{display:inline-grid;place-items:center;height:20px;padding:0 5px;border-radius:var(--radius-xs);background:var(--color-badge);color:var(--color-ink);font-size:11px;font-weight:700;letter-spacing:.02em}
.rt select{appearance:none;-webkit-appearance:none;width:100%;min-width:0;margin-top:2px;padding:2px 22px 2px 0;border:0;border-radius:var(--radius-xs);background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234E607A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right center/18px;font-weight:600;font-size:16px;line-height:1.4;cursor:pointer;text-overflow:ellipsis}
.rt select.is-empty{color:var(--color-ink-soft)}
.rt select option{color:var(--color-ink)}
.rt.is-flash{animation:flash 1s var(--ease)}
@keyframes flash{0%{background:var(--color-fold)}100%{background:transparent}}
.route.is-err{border-color:var(--color-stop);box-shadow:0 0 0 1px var(--color-stop)}
.swap{position:absolute;left:50%;top:50%;z-index:2;width:36px;height:36px;margin:-18px 0 0 -18px;border-radius:50%;border:1px solid var(--color-control);background:var(--color-paper);color:var(--color-accent);display:grid;place-items:center;cursor:pointer;transition:background-color .15s,transform .3s var(--ease)}
.swap:hover{background:var(--color-fold)}
.swap.is-turn{transform:rotate(180deg)}
.inp{width:100%;height:48px;border:1px solid var(--color-control);border-radius:var(--radius-sm);background:var(--color-sheet);padding:0 12px;font-size:16px;font-variant-numeric:tabular-nums;transition:border-color .15s,box-shadow .15s}
.inp::placeholder{color:var(--color-ink-soft);opacity:1}
.inp:hover{border-color:var(--color-ink)}
.inp:focus{border-color:var(--color-accent);outline:3px solid var(--color-accent);outline-offset:1px}
.inp[aria-invalid="true"]{border-color:var(--color-stop);box-shadow:0 0 0 1px var(--color-stop)}
.unit-wrap{position:relative}
.unit-wrap .inp{padding-right:40px}
.unit{position:absolute;right:12px;top:50%;transform:translateY(-50%);font-size:14px;color:var(--color-ink-soft);pointer-events:none}
.err{display:flex;align-items:flex-start;gap:6px;margin-top:6px;font-size:13.5px;line-height:1.4;color:var(--color-stop);font-weight:600}
.err .ic{width:16px;height:16px;margin-top:1px}
.q-foot{display:flex;flex-direction:column-reverse;gap:14px;margin-top:20px}
.q-send{width:100%;min-height:52px;font-size:16px;justify-content:space-between}
.q-note{font-size:12.5px;line-height:1.55;color:var(--color-ink-soft);text-wrap:pretty}
.q-note a{color:var(--color-ink);font-weight:600;text-decoration-color:var(--color-accent);text-underline-offset:3px}
.demo-note{margin-top:10px;font-size:12.5px;color:var(--color-ink-soft)}
.quote:has(.q-done:not([hidden])) .q-body{display:none}
.q-done-ic{width:48px;height:48px;border-radius:var(--radius-sm);background:var(--color-accent);color:var(--color-on-accent);display:grid;place-items:center}
.q-done-ic .ic{width:24px;height:24px;stroke-width:2.2}
.q-done h3{margin-top:14px;font-size:1.75rem;letter-spacing:-.02em}
.q-done p{margin-top:8px;color:var(--color-ink-soft);font-size:15px}
.q-done .sum{margin-top:12px;padding:12px 14px;border-left:3px solid var(--color-accent);background:var(--color-fold);color:var(--color-ink)}
.q-done-act{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:16px}
@media (min-width:761px){
  .quote{grid-template-columns:230px minmax(0,1fr)}
  .q-intro{border-bottom:0;border-right:1px solid var(--color-rule-strong);padding:28px 24px}
  .q-body,.q-done{padding:26px 26px 24px}
  .q-row.r1{grid-template-columns:1fr 1fr}
  .q-row.r2{grid-template-columns:minmax(0,1.5fr) minmax(0,.7fr) minmax(0,1fr);align-items:end}
  .q-foot{flex-direction:row;align-items:center;justify-content:space-between}
  .q-send{width:auto;min-width:220px}
  .q-note{max-width:420px}
}
@media (min-width:1051px){
  .quote{grid-template-columns:270px minmax(0,1fr)}
  .q-intro{padding:30px 30px}
  .q-title{font-size:1.875rem}
  .q-body,.q-done{padding:28px 30px 26px}
}

/* ---------------- DỊCH VỤ ĐẶC BIỆT ---------------- */
.sp-grid{display:grid;gap:34px 26px;margin-top:34px}
.card{position:relative;border-top:1px solid var(--color-ink);min-width:0;scroll-margin-top:110px}
.card-pic{position:relative;margin-top:12px;overflow:hidden;background:var(--color-fold)}
.card-pic img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .card-pic img{transform:scale(1.03)}
.card-no{position:absolute;top:12px;left:12px;font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;background:var(--color-paper);padding:4px 8px;color:var(--color-ink)}
.card h3{margin-top:16px}
.card>p{margin-top:8px;font-size:15px;color:var(--color-ink-soft);line-height:1.65;max-width:42ch}
.card details{margin-top:12px}
.card summary{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:44px;font-size:14px;font-weight:600;cursor:pointer;list-style:none;border-bottom:1px solid var(--color-rule)}
.card summary::-webkit-details-marker{display:none}
.card summary .pl{color:var(--color-accent);font-size:24px;line-height:1;font-weight:400;transition:transform .2s var(--ease)}
.card details[open] summary .pl{transform:rotate(45deg)}
.card details p{padding:10px 0 4px;font-size:14px;color:var(--color-ink-soft);line-height:1.6}
.card.is-target{animation:target 1.6s var(--ease)}
@keyframes target{0%,40%{box-shadow:0 -4px 0 var(--color-accent)}100%{box-shadow:0 0 0 transparent}}
.more{display:grid;gap:24px;margin-top:56px;padding-top:28px;border-top:1px solid var(--color-rule)}
.more-pic{overflow:hidden;background:var(--color-fold)}
.more-pic img{width:100%;aspect-ratio:3/2;object-fit:cover;mix-blend-mode:multiply}
.more h3{font-size:1.75rem}
.more ul{display:grid;gap:0;margin-top:14px}
.more li{display:grid;grid-template-columns:20px minmax(0,1fr);gap:10px;padding:11px 0;border-bottom:1px solid var(--color-rule);font-size:15px;line-height:1.55}
.more li::before{content:"";width:9px;height:9px;margin-top:7px;background:var(--color-accent);transform:skewX(-10deg)}
.more li b{font-weight:600}
.cond{display:flex;gap:10px;align-items:flex-start;margin-top:18px;font-size:14px;color:var(--color-ink-soft)}
.cond .ic{width:18px;height:18px;color:var(--color-ink);margin-top:2px}
@media (min-width:761px){.sp-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.more{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;gap:40px}}
@media (min-width:1051px){.sp-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:40px 26px;margin-top:40px}}
/* Thẻ cùng hàng dùng chung hàng lưới (subgrid): ảnh, tên, mô tả và nút "Trao đổi trước khi gửi" thẳng hàng dù mô tả 2 hay 3 dòng. Mở một thẻ thì chỉ hàng cuối của cả hàng giãn ra. */
@media (min-width:761px){.sp-grid .card{display:grid;grid-template-rows:subgrid;grid-row:span 4;row-gap:0;align-content:start}}

/* ---------------- KHÁCH GỬI ĐỀU ---------------- */
.reg{background:var(--color-canvas);border-block:1px solid var(--color-rule)}
.reg-grid{display:grid;gap:18px;margin-top:34px}
.pol{position:relative;display:flex;flex-direction:column;background:var(--color-paper);border:1px solid var(--color-rule);min-width:0}
.pol-pic{overflow:hidden;background:var(--color-fold)}
.pol-pic img{width:100%;aspect-ratio:3/2;object-fit:cover;mix-blend-mode:multiply}
.pol-body{padding:20px 22px 24px;display:grid;gap:8px}
.pol-k{font-size:14px;font-weight:600;color:var(--color-ink-soft)}
.pol p{font-size:15px;line-height:1.65;color:var(--color-ink-soft)}
.pol-week{justify-content:center;background:var(--color-night);color:var(--color-on-ink);border-color:var(--color-ink);overflow:hidden}
.pol-week .pol-k{color:var(--color-accent-glow)}
.pol-week p{color:var(--color-on-ink-soft)}
.pol-week .tape{position:absolute;left:-30px;top:34px;width:58%;height:18px;background:var(--color-accent);transform:skewX(-24deg)}
.pol-week .tape+.tape{top:64px;width:44%;opacity:.75}
.pol-week .tape+.tape+.tape{top:94px;width:30%;opacity:.5}
.pol-week{justify-content:flex-start}
.pol-week .pol-pic{background:var(--color-paper);border-radius:var(--radius-md) var(--radius-md) 0 0}
.tag-cond{display:inline-block;justify-self:start;margin-top:6px;padding:3px 9px;border:1px solid var(--color-rule-strong);font-size:13px;font-weight:600;color:var(--color-ink)}
.pol-week .tag-cond{border-color:var(--color-dark-rule);color:var(--color-on-ink)}
@media (min-width:761px){.reg-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}

/* ---------------- BÁO GIÁ TRÔNG RA SAO ---------------- */
.qs-grid{display:grid;gap:36px}
.ways{display:grid;gap:0;margin-top:26px;border-top:1px solid var(--color-rule)}
.ways li{display:grid;grid-template-columns:36px minmax(0,1fr);gap:4px 12px;padding:14px 0;border-bottom:1px solid var(--color-rule)}
.ways .w-ic{grid-row:1/span 2;width:32px;height:32px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-sm);display:grid;place-items:center;color:var(--color-accent)}
.ways .w-ic .ic{width:17px;height:17px}
.ways b{font-weight:600;font-size:15px}
.ways span{font-size:14px;color:var(--color-ink-soft);line-height:1.55}
@media (min-width:1051px){.qs-grid{grid-template-columns:minmax(0,370px) minmax(0,1fr);gap:56px;align-items:start}}

.stage{position:relative;min-width:0}
.stage-in{position:relative;display:flex;flex-direction:column;align-items:stretch;margin-inline:auto;max-width:560px}
.views{order:1;align-self:center;display:grid;grid-template-columns:repeat(3,auto);gap:2px;padding:3px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-sm);position:relative;z-index:2;max-width:100%}
.views button{border:0;background:transparent;min-height:40px;padding:0 14px;border-radius:var(--radius-xs);font-size:14px;font-weight:600;color:var(--color-ink-soft);cursor:pointer;white-space:nowrap;transition:background-color .15s,color .15s}
.views button:hover{color:var(--color-ink)}
.views button[aria-selected="true"]{background:var(--color-accent);color:var(--color-on-ink)}
@media (max-width:400px){.views{width:100%;grid-template-columns:repeat(3,minmax(0,1fr))}.views button{padding:0 6px;font-size:13.5px}}
.device{order:2;position:relative;z-index:1;width:100%;margin-top:16px}
.stage-cap{order:3;margin-top:12px;font-size:13px;line-height:1.55;color:var(--color-ink-soft);text-align:center}
.cos{order:4;position:relative;z-index:3;display:grid;gap:8px;width:100%;margin-top:16px}
.leaders{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:2;overflow:visible}
.leaders path{fill:none;stroke:var(--color-accent);stroke-width:1.5;stroke-linecap:round}
.leaders circle.end{fill:var(--color-accent);stroke:var(--color-sheet);stroke-width:2}
.leaders circle.st{fill:var(--color-paper);stroke:var(--color-accent);stroke-width:1.5}
.screen{position:relative;overflow:hidden;border:1px solid var(--color-rule-strong);border-radius:var(--radius-md);background:var(--color-sheet);box-shadow:var(--shadow-paper)}
.screen::before{content:"";position:absolute;z-index:3;top:0;left:0;right:0;height:3px;background:var(--color-accent)}
.view{position:relative;display:flex;flex-direction:column;min-height:0}
.view.is-fade{animation:vfade .24s var(--ease)}
@keyframes vfade{from{opacity:0}to{opacity:1}}
.ch-head{display:flex;align-items:center;gap:10px;padding:14px 16px 12px;border-bottom:1px solid var(--color-rule)}
.ava{width:34px;height:34px;border-radius:50%;background:var(--color-accent);display:grid;place-items:center;flex:none}
.ava img{width:22px;height:auto}
.ch-name{display:grid;line-height:1.25;min-width:0;flex:1}
.ch-name b{font-size:14.5px;font-weight:600}
.ch-name small{font-size:12.5px;color:var(--color-ink-soft)}
.ch-body{display:flex;flex-direction:column;justify-content:flex-end;gap:10px;padding:14px 12px 16px;background:var(--color-canvas);min-height:0;flex:1}
.ch-day{align-self:center;font-size:12px;color:var(--color-ink-soft);background:var(--color-sheet);padding:2px 10px;border-radius:var(--radius-pill)}
.msg{font-size:14px;line-height:1.5;border-radius:14px;padding:9px 13px;overflow-wrap:anywhere}
.msg.me{align-self:flex-end;max-width:88%;background:var(--color-accent);color:var(--color-on-accent);border-bottom-right-radius:4px}
.msg.them{align-self:stretch;background:var(--color-sheet);color:var(--color-ink);border:1px solid var(--color-rule);border-bottom-left-radius:4px;margin-right:16px}
.qt{font-size:14px;line-height:1.5}
.qv>p+p,.qv>p+.opts,.qv>.opts+p{margin-top:4px}
.qt .q1{font-weight:600}
.qt .opts{display:grid;gap:6px;margin:10px 0}
.qt .opts li{padding:7px 10px;border-radius:var(--radius-sm);background:var(--color-canvas)}
.qt .opts li b{font-weight:600}
.qt .o-n{display:block}
.qt .kw{font-weight:600}
.tg{position:relative;border-radius:var(--radius-xs);transition:background-color .25s,box-shadow .25s}
.tg.is-hot{background:rgba(20,100,244,.08);box-shadow:0 0 0 3px rgba(20,100,244,.08)}
.qt .opts.is-hot{background:transparent;box-shadow:0 0 0 2px rgba(20,100,244,.35);border-radius:var(--radius-sm)}
.mk{display:inline-grid;place-items:center;width:18px;height:18px;margin-right:6px;border-radius:var(--radius-xs);background:var(--color-ink);color:var(--color-on-ink);font-size:11px;font-weight:700;vertical-align:1px;font-style:normal;line-height:1}
.url{display:flex;align-items:center;justify-content:center;gap:6px;margin:12px 12px 0;padding:8px 12px;border-radius:var(--radius-sm);background:var(--color-canvas);font-size:12.5px;font-weight:600;color:var(--color-ink-soft)}
.url .ic{width:14px;height:14px}
.lk{margin:10px 12px 14px;padding:16px 14px}
.lk-brand{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;margin-bottom:10px;border-bottom:1px solid var(--color-rule)}
.lk-brand img{height:28px;width:auto}
.lk-brand span{font-size:12px;font-weight:600;color:var(--color-ink-soft);border:1px solid var(--color-rule-strong);padding:2px 8px;border-radius:var(--radius-xs)}
.v-file{background:var(--color-fold)}
.fv-bar{display:flex;align-items:center;gap:8px;padding:12px 14px;border-bottom:1px solid var(--color-rule);background:var(--color-sheet);font-size:13px;font-weight:600}
.fv-bar .ic{color:var(--color-accent)}
.fv-paper{padding:14px 14px 10px}
.doc{background:var(--color-sheet);padding:18px 16px 20px;box-shadow:0 1px 2px rgba(7,21,46,.08),0 12px 24px -16px rgba(7,21,46,.4)}
.doc>img{height:26px;width:auto;margin-bottom:4px}
.doc .doc-slogan{margin-bottom:10px;font-size:12px;font-weight:600;color:var(--color-ink-soft)}
.doc .opts li{background:transparent;border-bottom:1px solid var(--color-rule);border-radius:0;padding:6px 0}
.fv-files{display:flex;flex-wrap:wrap;gap:8px;padding:10px 14px 14px}
.fchip{display:flex;align-items:center;gap:6px;padding:7px 10px;border-radius:var(--radius-sm);background:var(--color-sheet);font-size:12.5px;font-weight:600;border:1px solid var(--color-rule)}
.fchip .ic{width:15px;height:15px;color:var(--color-accent)}
.co{position:relative}
.co-b{display:flex;align-items:center;gap:10px;width:100%;min-height:48px;padding:8px 12px 8px 10px;border-radius:var(--radius-sm);border:1px solid var(--color-rule-strong);background:var(--color-sheet);text-align:left;cursor:pointer;font-size:14px;font-weight:600;line-height:1.3;transition:border-color .15s}
.co-b:hover{border-color:var(--color-ink)}
.co-ic{width:30px;height:30px;border-radius:var(--radius-sm);background:var(--color-fold);color:var(--color-accent-soft);display:none;place-items:center;flex:none}
.co-ic .ic{width:17px;height:17px}
.co-ic .wing3{width:20px;height:18px}
.co-t{flex:1;min-width:0}
.co-p{width:18px;height:18px;flex:none;position:relative;color:var(--color-accent)}
.co-p::before,.co-p::after{content:"";position:absolute;left:3px;right:3px;top:8px;height:2px;background:currentColor;transition:transform .2s var(--ease)}
.co-p::after{transform:rotate(90deg)}
.co-b[aria-expanded="true"] .co-p::after{transform:rotate(0)}
.co-n{display:grid;place-items:center;width:22px;height:22px;border-radius:var(--radius-xs);background:var(--color-ink);color:var(--color-on-ink);font-size:12px;font-weight:700;flex:none}
.co-d{margin:6px 2px 4px;padding:10px 12px;border-left:3px solid var(--color-accent);background:var(--color-sheet);font-size:13.5px;font-weight:400;line-height:1.55;color:var(--color-ink-soft)}
.co-d b{color:var(--color-ink);font-weight:600}
.stage.is-wide .stage-in{align-items:flex-start;width:686px;max-width:none;margin-left:max(0px,calc(100% - 686px))}
.stage.is-wide .views{order:0;align-self:auto;margin-bottom:16px;transform:translateX(calc(218px - 50%))}
.stage.is-wide .device{width:436px;margin-top:0}
.stage.is-wide .stage-cap{width:436px}
.stage.is-wide .mk{display:none}
.stage.is-wide .cos{position:absolute;inset:0;margin:0;display:block;pointer-events:none}
.stage.is-wide .co{position:absolute;left:0;top:0;width:232px;pointer-events:auto}
.stage.is-wide .co-ic{display:grid}
.stage.is-wide .co-n{display:none}
.stage.is-wide .co-d{position:absolute;left:0;right:0;top:100%;z-index:5;margin-top:6px;border:1px solid var(--color-rule);border-left:3px solid var(--color-accent);box-shadow:var(--shadow-paper)}

/* ---------------- MÁY TÍNH GIÁ (xanh đêm) ---------------- */
.engine{padding:0}
.eng-panel{position:relative;isolation:isolate;overflow:hidden;background:var(--color-night);background-image:radial-gradient(ellipse at 85% 25%,rgba(25,180,214,.16),transparent 50%),linear-gradient(135deg,#0F3B8C,#1546A4 62%,#0F3B8C);color:var(--color-on-ink);padding:64px 0 60px}
@media (min-width:1051px){.eng-panel{padding:96px 0 92px}}
.deco{position:absolute;inset:0;overflow:hidden;pointer-events:none}
.eng-deco::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;-webkit-mask-image:radial-gradient(80% 70% at 60% 40%,#000,transparent 75%);mask-image:radial-gradient(80% 70% at 60% 40%,#000,transparent 75%)}
.eng-head{position:relative;z-index:1;display:grid;gap:14px;max-width:720px}
.eng-head .eyebrow{color:var(--color-accent-glow)}
.eng-head .lead{color:var(--color-on-ink-soft)}
.flow{position:relative;z-index:1;display:grid;gap:34px;margin-top:40px}
.wires{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none;z-index:0}
.wires .fe{opacity:.95}
.wires .fe-glow{filter:blur(6px);opacity:.5}
.node{position:relative;z-index:1;border-radius:var(--radius-md);background:var(--color-node);background-image:linear-gradient(135deg,rgba(92,158,230,.09),transparent 65%);box-shadow:0 10px 30px rgba(4,28,81,.15),inset 0 1px 0 rgba(220,244,255,.06);border:1px solid var(--color-dark-rule);padding:18px;transition:border-color .4s,box-shadow .4s}
.node.is-on{border-color:var(--color-accent-glow)}
.node-k{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--color-accent-glow);margin-bottom:12px;line-height:1.3}
.node-k .ic{width:16px;height:16px}
.n-in dl{display:grid;gap:10px}
.n-in dl div{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.1)}
.n-in dl div:last-child{border-bottom:0;padding-bottom:0}
.n-in dt{color:var(--color-on-ink-soft)}
.n-in dd{font-weight:600;font-variant-numeric:tabular-nums;text-align:right}
.n-car{position:relative;z-index:1;display:grid;gap:12px;align-content:center}
.n-car .node-k{margin-bottom:0}
.car{padding:12px 14px}
.car b{display:block;font-family:var(--fc);font-size:20px;font-weight:700;letter-spacing:-.01em}
.car span{display:block;font-size:12.5px;color:var(--color-on-ink-soft);line-height:1.4;margin-top:2px}
.chk{display:flex;gap:12px;padding:12px 0}
.chk+.chk{border-top:1px solid rgba(255,255,255,.1)}
.chk-ic{width:34px;height:34px;border-radius:var(--radius-sm);background:rgba(183,209,255,.14);color:var(--color-accent-glow);display:grid;place-items:center;flex:none}
.chk-ic .ic{width:18px;height:18px}
.chk b{display:block;font-size:15px;font-weight:600;line-height:1.35}
.chk span{display:block;font-size:13px;color:var(--color-on-ink-soft);line-height:1.45;margin-top:2px}
.chk .eg{display:inline-flex;align-items:center;gap:6px;margin-top:8px;padding:3px 9px;border:1px solid var(--color-dark-rule);color:var(--color-on-ink);font-size:12.5px;font-weight:600}
.n-out{background:#123E8E;background-image:radial-gradient(ellipse at 100% 0,rgba(25,180,214,.14),transparent 70%);border-color:#B6F3EF;box-shadow:0 12px 40px rgba(7,27,80,.2),0 0 32px rgba(25,180,214,.08);--color-on-ink-soft:#E3ECFF}
.n-out .node-k{color:var(--color-on-ink)}
.n-out .node-k .wing3{width:24px;height:21px;color:var(--color-accent-glow)}
.opt{display:grid;grid-template-columns:22px minmax(0,1fr) auto;align-items:center;gap:6px 10px;padding:10px 12px;border-radius:var(--radius-sm);background:#0F3B8C;border:1px solid var(--color-dark-rule)}
.opt+.opt{margin-top:8px}
.opt i{font-style:normal;font-size:12px;font-weight:700;color:var(--color-accent-glow);font-variant-numeric:tabular-nums}
.opt b{font-size:13.5px;font-weight:600;line-height:1.3;overflow-wrap:anywhere}
.scale{display:flex;justify-content:space-between;align-items:center;gap:8px;margin:10px 2px 0;font-size:12px;font-weight:600;color:var(--color-on-ink)}
.scale i{flex:1;height:2px;background:linear-gradient(90deg,var(--color-accent-glow),rgba(183,209,255,.15))}
.out-ch{margin-top:14px;padding-top:12px;border-top:1px solid rgba(255,255,255,.14);font-size:12.5px;color:var(--color-on-ink-soft);line-height:1.5}
.chk-more{margin-top:4px}
.chk-more summary{display:inline-flex;align-items:center;gap:6px;min-height:40px;font-size:13.5px;font-weight:600;color:var(--color-on-ink);cursor:pointer;list-style:none;border-radius:var(--radius-xs)}
.chk-more summary::-webkit-details-marker{display:none}
.chk-more summary .ic{width:16px;height:16px;transition:transform .2s var(--ease);transform:rotate(90deg)}
.chk-more[open] summary .ic{transform:rotate(-90deg)}
.chk-more p{font-size:13px;line-height:1.5;color:var(--color-on-ink-soft);padding-bottom:6px}
@media (min-width:1200px){
  .flow{grid-template-columns:1.05fr .8fr 1.1fr 1.2fr;column-gap:64px;align-items:center;margin-top:64px}
  .chk-more{display:none}
}
@media (max-width:1199px){
  .flow{max-width:600px}
  .n-in dl{grid-template-columns:1fr 1fr;gap:8px 14px}
  .n-in dl div{flex-direction:column;gap:0;padding:0;border:0}
  .n-in dd{text-align:left}
  .n-car{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
  .n-car .node-k{grid-column:1/-1}
  .car{padding:10px 8px;text-align:center}
  .car span{display:none}
  .car b{font-size:17px}
  .chk span.sub{display:none}
  .chk{padding:8px 0}
  .out-ch{display:none}
  .n-chk{background:var(--color-node)}
}

/* ---------------- DỊCH VỤ CHUYỂN PHÁT (bento) ---------------- */
.bento{display:grid;gap:18px;margin-top:36px}
.tile{position:relative;display:flex;flex-direction:column;min-width:0;border-top:1px solid var(--color-ink);scroll-margin-top:110px}
.tile-pic{position:relative;overflow:hidden;background:var(--color-fold);margin-top:12px}
.tile-pic img{width:100%;aspect-ratio:3/2;object-fit:cover;mix-blend-mode:multiply}
.t-k{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:14px;font-weight:600;color:var(--color-ink-soft)}
.t-k .ic{width:16px;height:16px;color:var(--color-accent)}
.tile h3{margin-top:6px}
.tile p.d{margin-top:8px;font-size:15px;color:var(--color-ink-soft);line-height:1.65;max-width:52ch}
.svc-names{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.svc-names li{padding:4px 9px;border:1px solid var(--color-rule-strong);font-size:13px;font-weight:500}
.t-act{display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center;margin-top:14px}
.t-out .h3{font-size:clamp(1.75rem,1.4rem + 1vw,2.25rem)}
.t-fac{background:var(--color-night);color:var(--color-on-ink);border-top-color:var(--color-ink)}
.t-fac .tile-pic{margin:0;background:var(--color-paper)}
.t-fac .t-body{padding:0 22px 22px}
.t-fac .t-k{color:var(--color-accent-glow)}
.t-fac .t-k .ic{color:var(--color-accent-glow)}
.t-fac p.d{color:var(--color-on-ink-soft)}
.t-fac .lnk{color:var(--color-on-ink);text-decoration-color:var(--color-accent-glow)}
.t-cus{background:var(--color-canvas);border-top-color:var(--color-ink);padding:0 22px 22px}
.cus-list{display:grid;margin-top:12px}
.cus-list li{display:flex;gap:10px;align-items:baseline;padding:9px 0;border-bottom:1px solid var(--color-rule);font-size:15px;line-height:1.45}
.cus-list li::before{content:"";width:10px;height:4px;flex:none;background:var(--color-accent);transform:skewX(-10deg) translateY(-3px)}
.etc{display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px;margin-top:26px;padding:16px 0;border-block:1px solid var(--color-rule);font-size:15px;color:var(--color-ink-soft)}
.etc b{color:var(--color-ink);font-weight:600}
@media (min-width:761px){
  .bento{grid-template-columns:repeat(6,minmax(0,1fr));gap:30px 22px}
  /* Các ô cùng hàng dùng chung hàng lưới: nhãn, tên, mô tả và đường dẫn thẳng hàng dù mô tả dài ngắn khác nhau (hai cột: Nhập về, Chứng từ; ba cột thêm Air Cargo). */
  .t-in,.t-doc{display:grid;grid-template-rows:subgrid;grid-row:span 5;row-gap:0;align-content:start}
  .t-out{grid-column:1/-1}
  .t-in,.t-doc,.t-air,.t-fac{grid-column:span 3}
  .t-cus{grid-column:1/-1}
}
@media (min-width:1051px){
  .bento{grid-template-columns:repeat(12,minmax(0,1fr));gap:40px 26px;margin-top:44px}
  .t-air{display:grid;grid-template-rows:subgrid;grid-row:span 5;row-gap:0;align-content:start}
  .t-out{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);grid-template-rows:auto;column-gap:40px;align-items:center}
  .t-out .tile-pic{grid-row:1/span 6;margin-top:12px}
  .t-out>:not(.tile-pic){grid-column:2}
  .t-out .t-k{margin-top:0}
  .t-in,.t-doc,.t-air{grid-column:span 4}
  .t-fac{grid-column:span 6;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center}
  .t-fac .tile-pic{height:100%}
  .t-fac .tile-pic img{height:100%;aspect-ratio:auto}
  .t-fac .t-body{padding:22px 24px}
  .t-cus{grid-column:span 6;padding:22px 26px}
  .t-cus .cus-list{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:24px}
}

/* ---------------- NƯỚC ĐẾN ---------------- */
.dest{background:var(--color-canvas);border-block:1px solid var(--color-rule)}
.dest-grid{display:grid;gap:16px;margin-top:32px;grid-template-areas:"pick" "map" "scope"}
.dest-pick{grid-area:pick;display:flex;flex-direction:column;gap:12px;min-width:0}
.map-card{grid-area:map}
.scope2{grid-area:scope}
.us-btn{position:relative;display:grid;grid-template-columns:1fr auto;align-items:center;gap:2px 16px;width:100%;padding:18px 20px;border:1px solid var(--color-accent);border-radius:var(--radius-xs);background:var(--color-accent);color:var(--color-on-accent);text-align:left;cursor:pointer;transition:box-shadow .2s,transform .2s}
.us-btn:hover{box-shadow:var(--shadow-lift);transform:translateY(-2px)}
.us-name{font-family:var(--fc);font-weight:700;font-size:2.25rem;letter-spacing:-.03em;line-height:1.05}
.us-sub{grid-column:1;font-size:15px;line-height:1.45}
.us-go{grid-column:2;grid-row:1/span 2;width:44px;height:44px;border-radius:50%;background:var(--color-paper);color:var(--color-ink);display:grid;place-items:center}
.us-btn[aria-pressed="true"]{background:var(--color-accent);border-color:var(--color-accent)}
.us-btn[aria-pressed="true"] .us-go{background:#FFFFFF;color:var(--color-accent-soft)}
.us-btn:focus-visible{outline:3px solid var(--color-ink);outline-offset:3px}
.cty{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
@media (min-width:560px){.cty{grid-template-columns:repeat(3,minmax(0,1fr))}}
.cty button{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:48px;padding:0 12px 0 14px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-xs);background:var(--color-paper);font-size:15px;font-weight:500;text-align:left;cursor:pointer;transition:border-color .15s,background-color .15s,color .15s}
.cty button:hover{border-color:var(--color-ink)}
.cty button[aria-pressed="true"]{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-on-ink)}
.cty .ck{width:18px;height:18px;color:var(--color-accent-glow);opacity:0}
.cty button[aria-pressed="true"] .ck{opacity:1}
.cty .other{border-style:solid}
.dest-msg{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;min-height:56px;padding:10px 14px;border-left:3px solid var(--color-accent);background:var(--color-paper);font-size:15px;color:var(--color-ink-soft)}
.dest-msg b{color:var(--color-ink);font-weight:600}
.dest-msg .btn{min-height:44px;padding:0 16px;font-size:14.5px}
.map-card{position:relative;background:var(--color-paper);border:1px solid var(--color-rule);padding:12px 12px 14px;overflow:hidden}
.map{position:relative}
.map svg{width:100%;height:auto;overflow:visible}
.dots{fill:none;stroke-linecap:round;stroke:url(#dotsBlue);stroke-width:4.2}
.vn-dots{fill:none;stroke-linecap:round;stroke:var(--color-accent);stroke-width:4.8}
.arc{transition:opacity .25s}
.map.has-focus .arc{opacity:.16}
.map.has-focus .arc.is-on{opacity:1}
.comet{fill:var(--color-accent)}
.pin{fill:var(--color-ink)}
.ring{fill:none;stroke:var(--color-accent);stroke-width:1.4;opacity:0;transform-box:fill-box;transform-origin:center}
.ring.is-pulse{animation:ring 1.6s cubic-bezier(.2,.7,.3,1) 1}
@keyframes ring{0%{opacity:.9;transform:scale(1)}100%{opacity:0;transform:scale(5)}}
.hub-halo{fill:url(#hubGlow)}
.hub-core{fill:var(--color-accent)}
.map-labels{position:absolute;inset:0;pointer-events:none}
.mlab{position:absolute;transform:translate(-50%,-50%);font-size:12.5px;font-weight:600;line-height:1.1;white-space:nowrap;color:var(--color-ink-soft);text-shadow:0 0 3px var(--color-paper),0 0 6px var(--color-paper),0 0 8px var(--color-paper)}
.mlab[data-a="l"]{transform:translate(calc(-100% - 9px),-50%)}
.mlab[data-a="r"]{transform:translate(9px,-50%)}
.mlab[data-a="t"]{transform:translate(-50%,calc(-100% - 8px))}
.mlab[data-a="b"]{transform:translate(-50%,8px)}
.mlab.is-on{color:var(--color-ink);font-weight:700;font-size:14px}
.map.has-focus .mlab:not(.is-on):not(.mlab-hub){opacity:1}
.mlab-hub{font-size:13.5px;font-weight:700;color:var(--color-accent-soft)}
.mlab-hub[data-a="l"]{transform:translate(calc(-100% - 16px),-50%)}
.map-legend{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:6px;padding:0 6px;font-size:13px;color:var(--color-ink-soft)}
.map-legend span{display:inline-flex;align-items:center;gap:8px}
.map-legend i{width:26px;height:6px;background:linear-gradient(90deg,rgba(20,100,244,.25),var(--color-accent));clip-path:polygon(0 40%,100% 0,100% 100%,0 60%)}
.scope2{display:grid;gap:10px}
.scope2 .sc{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 12px;align-items:start;padding:14px 16px;background:var(--color-paper);border:1px solid var(--color-rule)}
.scope2 .sc-ic{grid-row:1/span 2}
.scope2 p{font-size:15px;line-height:1.5;color:var(--color-ink-soft)}
.scope2 p b{color:var(--color-ink);font-weight:600}
.scope2 .lnk{grid-column:2;min-height:40px;font-size:15px}
@media (min-width:1051px){
  .dest-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);grid-template-areas:"pick map" "pick scope";column-gap:26px;row-gap:14px;margin-top:44px;align-items:start}
  .scope2{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .map .mlab:not(.is-on):not(.mlab-hub){display:none}
  .card-pic img,.tile-pic img,.pol-pic img,.more-pic img{aspect-ratio:16/10}
}

/* ---------------- TÍNH CÂN ---------------- */
.calc-card{display:grid;margin-top:36px;background:var(--color-sheet);border:1px solid var(--color-rule-strong);box-shadow:var(--shadow-paper);overflow:hidden}
.calc-in{padding:22px 20px;display:grid;gap:18px;align-content:start}
.calc-in fieldset{border:0;padding:0;margin:0;min-width:0}
.calc-in legend{padding:0;margin-bottom:8px;font-size:13px;font-weight:600}
.dims{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);align-items:end;gap:6px}
.dims .x{padding-bottom:12px;color:var(--color-ink-soft);font-size:15px}
.dim-lb{display:block;font-size:12.5px;color:var(--color-ink-soft);margin-bottom:4px}
.dims .inp{padding:0 10px}
.calc-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.stepper{display:grid;grid-template-columns:44px 1fr 44px;height:48px;border:1px solid var(--color-control);border-radius:var(--radius-sm);overflow:hidden;background:var(--color-sheet)}
.stepper:has(input[aria-invalid="true"]){border-color:var(--color-stop);box-shadow:0 0 0 1px var(--color-stop)}
.stepper button{border:0;background:var(--color-canvas);font-size:20px;line-height:1;cursor:pointer;color:var(--color-ink);display:grid;place-items:center}
.stepper button:hover{background:var(--color-fold)}
.stepper button:disabled{color:var(--color-disabled);cursor:not-allowed;background:var(--color-canvas)}
.stepper input{border:0;border-inline:1px solid var(--color-rule);text-align:center;font-size:16px;font-weight:600;font-variant-numeric:tabular-nums;width:100%;min-width:0;background:var(--color-sheet)}
.stepper input:focus-visible{outline:3px solid var(--color-accent);outline-offset:-3px}
.formula{padding:14px 16px;background:var(--color-canvas);border-left:3px solid var(--color-accent);font-size:14px;line-height:1.6;color:var(--color-ink-soft)}
.formula b{color:var(--color-ink);font-weight:600}
.pre{display:grid;gap:2px}
.pre-row{display:flex;flex-wrap:wrap;gap:8px}
.pre-row button{min-height:44px;padding:6px 12px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-xs);background:transparent;font-size:14px;font-weight:500;line-height:1.3;text-align:left;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s}
.pre-row button:hover{border-color:var(--color-ink)}
.pre-row button[aria-pressed="true"]{background:var(--color-accent);border-color:var(--color-accent);color:var(--color-on-ink)}
.calc-out{position:relative;padding:22px 20px;background:linear-gradient(160deg,var(--color-fold) 0%,var(--color-canvas) 55%,var(--color-paper) 100%);display:grid;gap:18px;align-content:start;min-width:0}
.box-stage{position:relative;min-height:220px}
.box-stage svg{width:100%;height:auto;max-height:340px;overflow:visible}
.bx .t{fill:var(--color-box-top)}.bx .l{fill:var(--color-box-left)}.bx .r{fill:var(--color-box-right)}.bx .a2{fill:var(--color-accent)}
.bx polygon{stroke:var(--color-ink-soft);stroke-width:1.2;stroke-linejoin:round}
.bx .a2{stroke:var(--color-accent-soft)}
.bx .dim{stroke:var(--color-ink-soft);stroke-width:1.2;fill:none}
.bx .dimt{font:600 12.5px var(--f);fill:var(--color-ink);paint-order:stroke;stroke:var(--color-paper);stroke-width:5px;stroke-linejoin:round}
.bx .ghost{fill:none;stroke:var(--color-ink-soft);stroke-dasharray:4 4}
.bx .shadow{fill:var(--color-night);opacity:.12}
.bars{display:grid;gap:12px}
.bar{display:grid;grid-template-columns:110px 1fr auto;align-items:center;gap:12px;font-size:14px}
.bar-l{color:var(--color-ink-soft);font-weight:600}
.bar-tr{height:10px;background:rgba(7,21,46,.1);overflow:hidden}
.bar-tr i{display:block;height:100%;width:0;background:var(--color-control);transition:width .35s var(--ease)}
.bar.win .bar-tr i{background:var(--color-accent)}
.bar.win .bar-l,.bar.win b{color:var(--color-ink)}
.bar.win b::before{content:"";display:inline-block;width:10px;height:5px;margin-right:7px;background:var(--color-accent);transform:skewX(-10deg);vertical-align:2px}
.bar b{font-weight:600;font-variant-numeric:tabular-nums;min-width:62px;text-align:right}
.res{display:grid;grid-template-columns:1fr auto;align-items:end;gap:6px 16px;padding:18px 20px;background:var(--color-sheet);border:1px solid var(--color-rule-strong)}
.res-k{font-size:14px;font-weight:600;color:var(--color-ink-soft)}
.res-v{font-family:var(--fc);font-size:clamp(2.5rem,2rem + 1.6vw,3.25rem);font-weight:700;letter-spacing:-.03em;line-height:1;font-variant-numeric:tabular-nums}
.res-v small{font-family:var(--f);font-size:.4em;font-weight:600;letter-spacing:0;margin-left:2px;color:var(--color-ink-soft)}
.res-why{grid-column:1/-1;font-size:14px;color:var(--color-ink-soft);line-height:1.55}
.res-note{font-size:13.5px;line-height:1.55;color:var(--color-ink-soft)}
.res.is-empty .res-v{color:var(--color-disabled)}
@media (min-width:1051px){
  .calc-card{grid-template-columns:minmax(0,440px) minmax(0,1fr);margin-top:44px}
  .calc-in,.calc-out{padding:34px}
}

/* ---------------- GIÁ CÓ THỂ ĐỔI KHI NÀO ---------------- */
.prep-grid{display:grid;gap:18px;margin-top:34px}
.lbl{position:relative;display:flex;flex-direction:column;gap:10px;padding:0 20px 20px;background:var(--color-sheet);border:1px solid var(--color-rule-strong)}
.lbl-top{display:flex;align-items:center;gap:12px;margin:0 -20px;padding:12px 20px;background:var(--color-fold);color:var(--color-ink);border-bottom:1px solid var(--color-rule)}
.lbl-top .no{font-family:var(--fc);font-weight:700;font-size:1.75rem;line-height:1}
.lbl-top .hole{margin-left:auto;width:24px;height:4px;border-radius:var(--radius-pill);background:var(--color-accent)}
.lbl h3{font-size:1.375rem;margin-top:8px}
.lbl p{color:var(--color-ink-soft);font-size:15px;line-height:1.6}
.chg{margin-top:auto;display:flex;gap:10px;align-items:flex-start;padding:12px 14px;background:var(--color-canvas);font-size:14px;line-height:1.55;color:var(--color-ink)}
.chg .ic{width:18px;height:18px;margin-top:2px;color:var(--color-accent-soft)}
.ask{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;margin-top:18px;padding:18px 20px;background:var(--color-sheet);border:1px solid var(--color-rule-strong);border-left:4px solid var(--color-warn)}
.ask .ic{width:24px;height:24px;color:var(--color-warn)}
.ask b{color:var(--color-warn);font-weight:700}
.ask p{line-height:1.6}
.ask .btn{grid-column:1/-1;justify-self:start}
@media (min-width:761px){
  .prep-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  /* Ba nhãn dùng chung hàng lưới: tiêu đề một hay hai dòng thì mô tả và dòng "Giá có thể đổi" vẫn thẳng hàng. */
  .prep-grid .lbl{display:grid;grid-template-rows:subgrid;grid-row:span 4;row-gap:8px;align-content:start}
  .ask{grid-template-columns:auto 1fr auto;align-items:center}
  .ask .btn{grid-column:auto}
}

/* ---------------- QUY TRÌNH ---------------- */
.steps-grid{display:grid;gap:24px;margin-top:34px}
.step{display:grid;grid-template-columns:44px minmax(0,1fr);gap:4px 16px}
.step .n{grid-row:1/span 2;font-family:var(--fc);font-weight:700;font-size:1.75rem;line-height:1;color:var(--color-accent-soft);border-right:1px solid var(--color-rule);padding-top:2px}
.step h3{font-size:1.375rem}
.step p{font-size:15px;color:var(--color-ink-soft);line-height:1.6}
@media (min-width:761px){
  .steps-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}
  .step{display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:subgrid;grid-row:span 3;row-gap:0;align-content:start;border-left:1px solid var(--color-rule);padding-left:20px}
  .step .n{display:block;grid-row:auto;border:0;font-size:2rem}
  .step h3{margin-top:10px}
  .step p{margin-top:6px}
}

/* ---------------- VĂN PHÒNG ---------------- */
.off{background:var(--color-canvas);border-block:1px solid var(--color-rule)}
.off-grid{display:grid;gap:14px;margin-top:32px}
.office{display:grid;gap:6px;padding:20px;background:var(--color-paper);border:1px solid var(--color-rule)}
.office .o-k{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--color-ink-soft)}
.office .o-k .ic{width:16px;height:16px;color:var(--color-accent)}
.office h3{font-size:1.375rem}
.office address{font-style:normal;font-size:15px;line-height:1.6;color:var(--color-ink)}
.office.hq{border-top:4px solid var(--color-accent)}
.off-contact{display:flex;flex-wrap:wrap;gap:8px 28px;margin-top:22px;font-size:15px}
.off-contact a{font-weight:600;font-variant-numeric:tabular-nums;text-decoration:none}
.off-contact a:hover{text-decoration:underline;text-decoration-color:var(--color-accent);text-underline-offset:4px}
.off-contact span{color:var(--color-ink-soft)}
@media (min-width:761px){.off-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1051px){.off-grid{grid-template-columns:repeat(4,minmax(0,1fr))}}

/* ---------------- HỎI ĐÁP ---------------- */
.faq-in{display:grid;gap:32px}
.qa{margin-top:26px;border-top:1px solid var(--color-ink)}
.qa details{border-bottom:1px solid var(--color-rule)}
.qa summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:16px 4px;font-size:17px;font-weight:600;line-height:1.4;cursor:pointer}
.qa summary::-webkit-details-marker{display:none}
.qa summary:hover{color:var(--color-accent-soft)}
.qa .pm{position:relative;width:28px;height:28px;border:1px solid var(--color-rule-strong);border-radius:var(--radius-xs);flex:none;transition:background-color .15s}
.qa .pm::before,.qa .pm::after{content:"";position:absolute;left:8px;right:8px;top:12px;height:2px;background:var(--color-ink);transition:transform .2s var(--ease)}
.qa .pm::after{transform:rotate(90deg)}
.qa details[open] .pm{background:var(--color-accent);border-color:var(--color-accent)}
.qa details[open] .pm::before,.qa details[open] .pm::after{background:var(--color-on-ink)}
.qa details[open] .pm::after{transform:rotate(0)}
.qa .ans{padding:0 4px 20px;color:var(--color-ink-soft);max-width:62ch;line-height:1.7}
.qa .ans b{color:var(--color-ink);font-weight:600}
.qa details[open] .ans{animation:ans .2s var(--ease)}
@keyframes ans{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.cc{padding:24px;background:var(--color-sheet);border:1px solid var(--color-rule-strong);align-self:start;position:relative}
.cc::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--color-accent)}
.cc h3{font-size:1.625rem}
.cc>p{margin-top:6px;color:var(--color-ink-soft);font-size:15px}
.cc-list{margin-top:16px;display:grid}
.cc-list a{display:flex;align-items:center;gap:12px;min-height:54px;padding:6px 4px;border-bottom:1px solid var(--color-rule);text-decoration:none}
.cc-list a:hover{background:var(--color-canvas)}
.cc-list .ic{color:var(--color-accent-soft)}
.cc-list small{display:block;font-size:12.5px;color:var(--color-ink-soft);line-height:1.3}
.cc-list b{display:block;font-weight:600;font-variant-numeric:tabular-nums;line-height:1.35;overflow-wrap:anywhere}
.cc-act{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.cc-act .btn{flex:1 1 auto}
@media (min-width:1051px){
  .faq-in{grid-template-columns:minmax(0,7fr) minmax(0,4fr);gap:56px}
  .cc{position:sticky;top:104px;padding:28px}
}

/* ---------------- DẢI KÊU GỌI ---------------- */
.cta{position:relative;isolation:isolate;overflow:hidden;background:#1546B8;background-image:radial-gradient(ellipse at 90% 15%,rgba(25,180,214,.22),transparent 60%),linear-gradient(130deg,#1546B8,#0F3B8C);color:var(--color-on-ink)}

.cta::before{content:"";position:absolute;width:65%;height:180%;right:-8%;top:-70%;border:1px solid rgba(182,243,239,.22);border-radius:50%;transform:rotate(-28deg);box-shadow:0 18px 0 -17px rgba(182,243,239,.18),0 58px 0 -57px rgba(182,243,239,.12),0 100px 0 -99px rgba(182,243,239,.08);pointer-events:none}
.cta-in{position:relative;z-index:1;display:grid;gap:16px;padding-block:56px}
.cta-in .eyebrow{color:var(--color-on-accent)}
.cta-in p{font-size:1.0625rem;line-height:1.6;max-width:48ch;color:var(--color-on-ink)}
.cta-act{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
@media (min-width:761px){
  .cta-in{padding-block:84px;max-width:640px;margin-left:max(var(--gut),calc((100% - 1280px)/2))}
}

/* ---------------- CHÂN TRANG ---------------- */
.ft{position:relative;isolation:isolate;overflow:hidden;background:var(--color-night);background-image:radial-gradient(ellipse at 10% 0,rgba(25,180,214,.12),transparent 55%),linear-gradient(135deg,#104091,#0F3B8C);color:var(--color-on-ink);padding:60px 0 24px;border-top:1px solid #6D94CC}
.ft::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:.13;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Cpath fill='%23fff' opacity='.2' filter='url(%23n)' d='M0 0h160v160H0z'/%3E%3C/svg%3E")}
.ft::after{content:"";position:absolute;z-index:-1;pointer-events:none;width:1100px;height:650px;right:-320px;top:-430px;border:1px solid rgba(105,233,220,.13);border-radius:50%;transform:rotate(-22deg);box-shadow:0 24px 0 -23px rgba(105,233,220,.11),0 54px 0 -53px rgba(105,233,220,.09)}
.ft-in{display:grid;gap:34px}
.ft-brand img{height:40px;width:auto}
.ft-brand .slogan{margin-top:14px;font-family:var(--fc);font-weight:600;font-size:1rem;color:var(--color-on-ink)}
.ft-corp{margin-top:34px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16)}
.ft-corp h2{margin-bottom:10px}
.ft-corp dl{display:flex;flex-wrap:wrap;gap:10px 40px}
.ft-corp dt{font-size:13px;color:var(--color-on-ink-soft)}
.ft-corp dd{font-weight:600;font-size:14.5px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.ft-brand p{margin-top:8px;color:var(--color-on-ink-soft);max-width:36ch;font-size:14.5px}
.ft h2{font-family:var(--f);font-size:14px;font-weight:600;color:var(--color-accent-glow);margin-bottom:12px}
.ft ul{display:grid;gap:4px}
.ft a{color:var(--color-on-ink);text-decoration:none}
.ft a:hover{text-decoration:underline;text-underline-offset:3px}
.ft li{display:flex;flex-direction:column;padding:4px 0}
.ft li small{color:var(--color-on-ink-soft);font-size:13px}
.ft li a,.ft li span{font-weight:600;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.ft address{font-style:normal;font-size:14px;line-height:1.55;color:var(--color-on-ink)}
.ft .offs li{padding:6px 0}
.ft .offs small{font-weight:600;color:var(--color-on-ink-soft)}
.ft-nav a{display:inline-block;padding:6px 0;font-weight:600}
.ft-bot{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.16);font-size:13px;color:var(--color-on-ink-soft);display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;justify-content:space-between}
.ft-bot a{color:var(--color-on-ink-soft);text-decoration:underline;text-underline-offset:3px}
@media (min-width:761px){.ft-in{grid-template-columns:1.2fr 1fr}}
@media (min-width:1051px){.ft-in{grid-template-columns:1.15fr 1.4fr 1fr .7fr}.ft{padding:76px 0 28px}}

/* thanh đáy + menu */
.bar-m{position:fixed;left:0;right:0;bottom:0;z-index:50;display:grid;grid-template-columns:1fr 1fr 1.6fr;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--color-rule-strong);transition:transform .2s var(--ease)}
.bar-m a{display:flex;align-items:center;justify-content:center;gap:7px;min-height:48px;border-radius:var(--radius-sm);text-decoration:none;font-weight:600;font-size:15px;border:1px solid var(--color-ink);background:transparent}
.bar-m a .ic{color:var(--color-accent-soft)}
.bar-m .bar-pri{background:var(--color-accent);color:var(--color-on-accent);border-color:var(--color-accent)}
.bar-m.is-away{transform:translateY(110%)}
.ft{padding-bottom:calc(24px + 70px + env(safe-area-inset-bottom))}
@media (min-width:1051px){.bar-m{display:none}.ft{padding-bottom:28px}}
.menu{border:0;padding:0;margin:0 0 0 auto;width:min(100%,420px);max-width:100%;height:100dvh;max-height:100dvh;background:var(--color-paper);color:var(--color-ink);box-shadow:-30px 0 60px -30px rgba(7,21,46,.5)}
.menu::backdrop{background:rgba(7,21,46,.45)}
.menu[open]{animation:mslide .24s var(--ease)}
@keyframes mslide{from{transform:translateX(24px);opacity:0}to{transform:none;opacity:1}}
.menu-top{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:72px;padding:0 var(--gut);border-bottom:1px solid var(--color-rule)}
.menu-top img{height:30px;width:auto}
.menu-x{width:44px;height:44px;border-radius:var(--radius-sm);border:1px solid var(--color-rule-strong);background:transparent;display:grid;place-items:center;cursor:pointer}
.menu nav{display:grid;padding:12px var(--gut)}
.menu nav a{display:flex;align-items:center;justify-content:space-between;min-height:56px;font-family:var(--fc);font-weight:700;font-size:22px;text-decoration:none;border-bottom:1px solid var(--color-rule)}
.menu nav a .ic{color:var(--color-accent)}
.menu-ct{display:grid;gap:10px;padding:16px var(--gut) 24px}
.menu-ct .btn{width:100%}
.menu-ct p{font-size:14px;color:var(--color-ink-soft)}
.menu-lang{display:flex;align-items:center;gap:12px;padding:0 var(--gut);font-size:14px;color:var(--color-ink-soft)}

.hero .quote{border-color:var(--color-paper);border-radius:var(--radius-sm)}
.hero .quote::before{background:var(--color-accent)}
.q-intro{background:var(--color-canvas)}
.art-frame,.card-pic,.tile-pic,.pol-pic,.more-pic{background:var(--color-paper);border-radius:var(--radius-md)}
.pol,.office,.calc-card,.lbl,.scope2 .sc,.map-card{border-radius:var(--radius-md)}
.lbl{overflow:hidden}
.tag-cond,.svc-names li{border-radius:var(--radius-xs)}
.cta .btn-pri{background:var(--color-on-accent);color:var(--color-accent-soft);border-color:var(--color-on-accent)}
.cta .btn-ghost{border-color:var(--color-on-accent)}
.cta .btn-ghost:hover{background:var(--color-night)}
@media (max-width:760px){.scen-opts button{font-size:14px;line-height:1.4}}
/* Đổi trạng thái ngay để chữ và nền không đi qua cặp màu thiếu tương phản. */
.seg label,.views button,.pre-row button,.cty button,.scen-opts button{transition:border-color .15s,box-shadow .2s,transform .2s}
.seg-ind{display:none}
.seg label:has(input:checked)::after{content:"";position:absolute;left:12px;right:12px;bottom:4px;height:3px;background:rgba(255,255,255,.85);border-radius:var(--radius-pill)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* soát 06/10 tối: bớt rối */
.card-pic{padding-top:34px}
.card-no{top:6px;left:0;background:transparent;padding:0;color:var(--color-accent-soft)}
.seg-ind::after,.seg label:has(input:checked)::after{display:none}
.hero .h1-b .lv,.hero .h1-b .le{background:none;padding-bottom:0}
/* Các trang nội dung lấy cùng vỏ và token từ mẫu này. */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin-top:32px}
.news-card{min-width:0}.news-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-lg)}
.news-card h2,.news-card h3{font-size:22px;margin:14px 0 10px}.news-card p{color:var(--color-ink-soft)}
.news-card time{display:block;font-size:14px;color:var(--color-ink-soft);margin-top:12px}
.news-card a{color:var(--color-accent-soft);text-decoration-thickness:1px;text-underline-offset:4px}
.content-page{padding-block:56px 80px;min-height:55vh}.content-page h1{font-size:clamp(32px,4vw,52px);margin-bottom:20px}
.content-page .intro{max-width:65ch;color:var(--color-ink-soft);margin-bottom:32px}
.article-body{max-width:74ch;margin:32px auto}.article-body h2,.article-body h3{margin:32px 0 16px}
.prose p,.prose ul,.prose ol,.prose blockquote{margin:16px 0}.prose ul{padding-left:24px;list-style:disc}.prose ol{padding-left:24px;list-style:decimal}
.prose a{color:var(--color-accent-soft)}.prose img{max-height:600px;object-fit:contain}.prose blockquote{border-left:3px solid var(--color-accent);padding-left:20px}
.article-cover{width:100%;max-height:480px;object-fit:cover;border-radius:var(--radius-lg)}
.pagination{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}.pagination a{min-width:44px;min-height:44px;padding:8px 14px;border:1px solid var(--color-control);border-radius:var(--radius-sm)}
.faq-group{margin-top:40px}.faq-group h2{margin-bottom:16px}.quick-search{width:100%;max-width:600px;min-height:48px;padding:10px 14px;border:1px solid var(--color-control);border-radius:var(--radius-sm)}
@media(max-width:1050px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.news-grid{grid-template-columns:1fr}.content-page{padding-block:32px 64px}}
@media(min-width:1051px) and (max-width:1439px){.nav{display:none}.menu-btn{display:flex}}

/* ---- Gọn trang 07/10: bớt trùng, bớt chiều dài ---- */
.dest-grid{grid-template-areas:"pick" "map"}
@media (min-width:1051px){.dest-grid{grid-template-areas:"pick map"}}
.sec{padding-block:56px}
@media (min-width:1051px){.sec{padding-block:72px}}
.sec-head{gap:10px}
.lbl-top{padding:8px 20px}.lbl-top .no{font-size:1.375rem}.lbl h3{margin-top:2px}.lbl{gap:8px}
.card-pic{padding-top:0}.card-no{display:none}
/* dải kêu gọi: một hàng gọn */
.cta-in{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;align-items:center;padding-block:26px;max-width:none;margin-left:auto}
.cta-in .h2{font-size:clamp(1.5rem,1.2rem + 1vw,2rem);line-height:1.15}
.cta-in p{margin-top:4px;font-size:1rem;max-width:56ch}
.cta-act{margin-top:0;gap:10px}
@media (min-width:761px){.cta-in{grid-template-columns:minmax(0,1fr) auto;gap:32px;padding-block:30px;max-width:none;margin-left:auto}}
@media (max-width:760px){.cta-act .btn{flex:1 1 auto}}
.cta::before{width:48%;height:260%;top:-95%}
/* điện thoại: thẻ có ảnh thành hàng ngang, ảnh nhỏ bên trái */
@media (max-width:760px){
  .card,.tile:not(.t-cus){display:grid;grid-template-columns:92px minmax(0,1fr);column-gap:14px;align-items:start;padding-top:12px}
  .card>.card-pic,.tile>.tile-pic{grid-column:1;grid-row:1/span 8;margin-top:0}
  .card>:not(.card-pic):not(details),.tile>:not(.tile-pic){grid-column:2}
  .card>details{grid-column:1/-1}
  .card-pic img,.tile-pic img{aspect-ratio:1/1;object-fit:cover;object-position:center}
  .card h3,.tile h3{margin-top:0;font-size:1.25rem}
  .tile .t-k{margin-top:0}
  .tile .d,.card>p{margin-top:6px}
  .tile .svc-names{margin-top:10px}
  .tile .t-act{margin-top:10px}
  .t-fac{display:grid}.t-fac .tile-pic{height:auto}.t-fac .tile-pic img{height:auto;aspect-ratio:1/1}
  .t-fac .t-body{padding:0 14px 14px 0}
  .pol{display:grid;grid-template-columns:92px minmax(0,1fr);column-gap:14px;align-items:start}
  .pol>.pol-pic{grid-column:1;grid-row:1/span 4;margin:12px 0 0 12px}
  .pol>.pol-body,.pol>:not(.pol-pic){grid-column:2}
  .pol-pic img{aspect-ratio:1/1;object-fit:cover}
  .pol-body{padding:14px 14px 16px 0;gap:6px}
  .pol-week{display:grid}.pol-week .tape{display:none}
}
@media (max-width:760px){
  .more-pic img{aspect-ratio:16/8;object-fit:contain}
  .pol-week .pol-pic img{object-fit:contain}
}
/* ---- Chân trang gọn: ba cột, menu trang nằm ở dải dưới ---- */
.ft{padding:34px 0 16px}
.ft-in{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,2.2fr) minmax(0,1.2fr);gap:36px;align-items:start}
.ft-brand img{height:36px}
.ft-brand .slogan{margin-top:10px}
.ft-corp{margin-top:20px;padding-top:14px}
.ft h2{font-size:13px;margin-bottom:8px}
.ft .offs{display:grid;grid-template-columns:1fr 1fr;gap:10px 30px}
.ft .offs li{padding:0;gap:1px}
.ft address{font-size:13.5px;line-height:1.45}
.ft-contact ul{gap:0}
.ft-contact li{flex-direction:row;align-items:baseline;gap:12px;padding:3px 0}
.ft-contact li small{flex:0 0 100px}
.ft-contact li a,.ft-contact li span{font-size:14.5px}
.ft-bot{margin-top:20px;padding-top:12px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 24px}
.ft-nav ul{display:flex;flex-wrap:wrap;gap:0 20px}
.ft-nav li{padding:0}
.ft-nav a{padding:6px 0;font-size:13px;font-weight:500;color:var(--color-on-ink);text-decoration:none}
.ft-nav a:hover{text-decoration:underline;text-underline-offset:3px}
@media (max-width:1050px){
  .ft{padding-bottom:calc(14px + 70px + env(safe-area-inset-bottom))}
  .ft-in{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px 32px}
  .ft-brand{grid-column:1/-1;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
  .ft-brand img{height:30px}
  .ft-brand .slogan{margin-top:0;flex-basis:100%}
}
@media (max-width:760px){
  .ft{padding-top:28px}
  .ft-in{grid-template-columns:minmax(0,1fr);gap:20px}
  .ft .offs{gap:8px 18px}
  .ft-contact li small{flex:0 0 100px}
  .ft-bot{margin-top:16px;gap:2px 16px}
  .ft-bot>span:first-child{width:100%}
  .ft-nav a{padding:8px 0}
}
@media (max-width:380px){
  .ft-contact li{flex-direction:column;gap:0;padding:4px 0}
  .ft-contact li small{flex:none}
  .ft .offs{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .tile .t-act .btn{white-space:normal;text-align:center}
  .t-out .t-act{grid-column:1/-1}
}