/* Trang Về Qranty · bố cục SaaS (bản nháp 11/10/2026) */
.qab{--navy:#0F2D4E;--deep:#163E66;--blue:#2563EB;--sky:#3B82F6;--tint:#F3F6FB;--tint2:#E6EDF8;--line:#E2E6EC;--muted:#5B6474;--accent:#93C5FD;
  font-family:'Nunito',system-ui,Arial,sans-serif;color:var(--navy);line-height:1.7}
.qab *{box-sizing:border-box}
.qab-wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.qab-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--blue);background:var(--tint);border:1px solid #D9E3F3;border-radius:999px;padding:6px 14px}
.qab-eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--sky);display:block}
.qab h1[class],.qab h2[class],.qab h3[class]{color:var(--navy);margin:0;letter-spacing:-.01em}
.qab p{margin:0}
.qab figure{margin:0}
.qab-sec{padding:96px 0}
.qab-head{max-width:740px;margin:0 auto 56px;text-align:center}
.qab .qab-head .qab-h2,.qab .qab-story .qab-h2,.qab .qab-team-head .qab-h2{margin-top:18px}
.qab-h2[class]{font-size:clamp(28px,3.4vw,44px);line-height:1.28}
.qab .qab-sub{margin-top:16px;font-size:17px;color:var(--muted)}

/* Hero */
.qab-hero{position:relative;padding:150px 0 88px;text-align:center;overflow:hidden;
  background:radial-gradient(60% 60% at 50% 0%,#E1EAFB 0%,rgba(243,246,251,0) 70%),#fff}
.qab-hero:before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(#E8EEF8 1px,transparent 1px),linear-gradient(90deg,#E8EEF8 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 20%,#000 30%,transparent 75%);mask-image:radial-gradient(70% 60% at 50% 20%,#000 30%,transparent 75%)}
.qab-hero .qab-wrap{position:relative}
.qab h1.qab-h1{font-size:clamp(34px,4.8vw,60px);line-height:1.2;max-width:920px;margin:22px auto 0}
.qab-h1 em,.qab h1.qab-h1 em{font-style:normal;background:linear-gradient(90deg,var(--blue),var(--sky));-webkit-background-clip:text;background-clip:text;color:transparent}
.qab .qab-lede{max-width:720px;margin:22px auto 0;font-size:18px;color:var(--muted)}
.qab-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:980px;margin:56px auto 0}
.qab-fact{display:flex;gap:12px;align-items:flex-start;text-align:left;background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 20px;box-shadow:0 1px 2px rgba(15,45,78,.04)}
.qab-fact svg{flex:0 0 22px;margin-top:2px;color:var(--blue)}
.qab-fact b{display:block;font-size:15.5px;font-weight:800}
.qab-fact span{font-size:14px;color:var(--muted);line-height:1.6}

/* Story */
.qab-story .qab-grid{display:grid;grid-template-columns:5fr 7fr;gap:64px;align-items:center}
.qab-portrait{position:relative;border-radius:28px;overflow:hidden;aspect-ratio:4/5;background:linear-gradient(160deg,#E8EFFB 0%,#C9D9F3 100%)}
.qab-portrait img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 0}
.qab-tag{display:flex;justify-content:space-between;align-items:center;gap:12px;position:absolute;left:16px;right:16px;bottom:16px;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.9);border-radius:16px;padding:14px 18px}
.qab-tag b{display:block;font-size:16px;font-weight:800}
.qab-tag span{font-size:13px;color:var(--muted)}
.qab-letter{margin-top:24px;display:grid;gap:18px;font-size:17px;color:#2A3346}
.qab-quote{position:relative;margin:8px 0;padding:22px 24px 22px 28px;border-radius:18px;background:var(--tint);border:1px solid #D9E3F3}
.qab-quote:before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:4px;background:linear-gradient(var(--blue),var(--sky))}
.qab .qab-quote p{font-size:19px;font-weight:700;line-height:1.55;color:var(--navy)}
.qab-quote small{display:block;margin-top:10px;font-size:14px;line-height:1.6;color:var(--muted)}
.qab-sign{margin-top:6px;display:flex;align-items:center;gap:14px}
.qab-sign i{display:block;width:40px;height:2px;background:var(--line)}
.qab-sign b{font-size:15px;font-weight:800}
.qab-sign span{font-size:14px;color:var(--muted)}

/* Pillars */
.qab-pillars{background:var(--tint)}
.qab-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.qab-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px 28px;text-decoration:none;color:inherit;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.qab-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -18px rgba(37,99,235,.35);border-color:#CBD9F2}
.qab-ico{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:linear-gradient(140deg,var(--blue),var(--sky));color:#fff}
.qab-kicker{margin-top:22px;font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--sky)}
.qab .qab-card h3[class]{margin-top:6px;font-size:22px;line-height:1.4}
.qab .qab-card p{margin-top:12px;font-size:15.5px;color:var(--muted);flex:1}
.qab-more{margin-top:22px;font-size:14px;font-weight:800;color:var(--blue);display:inline-flex;gap:6px;align-items:center}
.qab-more svg{transition:transform .2s}
.qab-card:hover .qab-more svg{transform:translateX(3px)}

/* Vision & mission */
.qab-vm-box{position:relative;overflow:hidden;border-radius:32px;padding:64px;color:#fff;
  background:radial-gradient(60% 80% at 100% 0%,rgba(59,130,246,.35) 0%,rgba(59,130,246,0) 60%),linear-gradient(135deg,#0B2240 0%,#163E66 100%)}
.qab-vm-box:before{content:"";position:absolute;inset:0;opacity:.18;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);background-size:22px 22px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000);mask-image:linear-gradient(90deg,transparent,#000)}
.qab h2.qab-vm-title{position:relative;font-size:clamp(26px,3vw,38px);line-height:1.3;max-width:780px;margin:0 0 40px;color:#fff}
.qab-vm-sep{position:relative;height:1px;background:rgba(255,255,255,.14);margin:0 0 48px}
.qab-vm-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px}
.qab-vm-item small{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.qab-vm-item small:before{content:"";width:22px;height:2px;background:var(--accent)}
.qab .qab-vm-item p{margin-top:18px;font-size:clamp(19px,1.9vw,24px);font-weight:700;line-height:1.5;color:#fff}

/* Principles */
.qab-prin{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.qab-p{border-top:2px solid var(--navy);padding-top:22px}
.qab-p b{display:block;font-size:17px;font-weight:800;line-height:1.45}
.qab-p span{display:block;margin-top:10px;font-size:15px;color:var(--muted)}
.qab-p em{font-style:normal;font-size:13px;font-weight:800;color:var(--sky);letter-spacing:.06em}

/* Field photos */
.qab-field{background:var(--tint)}
.qab-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.qab-gallery figure{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden}
.qab-gallery img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}
.qab-gallery figcaption{padding:14px 18px;font-size:14.5px;font-weight:700;color:var(--navy)}

/* Team */
.qab-team-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;margin-bottom:48px}
.qab-team-head .qab-sub{max-width:620px}
.qab-btn{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;background:var(--navy);color:#fff;text-decoration:none;font-weight:800;font-size:15px;border-radius:999px;padding:12px 14px 12px 22px;transition:background .2s}
.qab-btn span{display:flex;width:30px;height:30px;border-radius:50%;background:#fff;color:var(--navy);align-items:center;justify-content:center}
.qab-btn:hover{background:var(--blue);color:#fff}
.qab-people{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.qab-person{display:flex;flex-direction:column}
.qab-photo{position:relative;aspect-ratio:1/1;border-radius:22px;overflow:hidden;background:linear-gradient(160deg,#E8EFFB 0%,#C9D9F3 100%)}
.qab-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 20%;transition:transform .5s ease}
.qab-person:hover .qab-photo img{transform:scale(1.04)}
.qab-photo img.qab-zoom{transform:scale(1.42);object-position:50% 50%}
.qab-person:hover .qab-photo img.qab-zoom{transform:scale(1.48)}
.qab-in{position:absolute;top:12px;right:12px;display:inline-flex;width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.92);color:var(--navy);align-items:center;justify-content:center;text-decoration:none}
.qab-in:hover{background:#fff;color:var(--blue)}
.qab-tag .qab-in{position:static;flex:0 0 36px;width:36px;height:36px}
.qab-in.qab-in-dark{background:var(--navy);color:#fff}
.qab-in.qab-in-dark:hover{background:var(--blue);color:#fff}
.qab .qab-person h3[class]{margin-top:18px;font-size:20px;line-height:1.35}
.qab-role{margin-top:2px;font-size:14px;font-weight:800;color:var(--blue)}
.qab .qab-person p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.6}

/* CTA */
.qab-cta-sec{padding-top:0}
.qab-cta{display:flex;justify-content:space-between;align-items:center;gap:32px;border-radius:28px;padding:44px 48px;background:linear-gradient(120deg,var(--blue) 0%,#1D4ED8 100%);color:#fff}
.qab h2.qab-cta-title{color:#fff;font-size:clamp(24px,2.6vw,32px);line-height:1.3}
.qab .qab-cta p{margin-top:10px;font-size:16px;color:rgba(255,255,255,.85)}
.qab-btn-light{background:#fff;color:var(--navy)}
.qab-btn-light span{background:var(--blue);color:#fff}
.qab-btn-light:hover{background:var(--navy);color:#fff}

@media (max-width:991px){
  .qab-sec{padding:72px 0}
  .qab-hero{padding:130px 0 72px}
  .qab-story .qab-grid{grid-template-columns:1fr;gap:40px}
  .qab-portrait{max-width:440px;width:100%;margin:0 auto}
  .qab-cards{grid-template-columns:1fr 1fr}
  .qab-people{grid-template-columns:repeat(3,1fr)}
  .qab-prin{grid-template-columns:1fr 1fr;gap:32px 24px}
  .qab-vm-box{padding:44px}
  .qab-vm-grid{grid-template-columns:1fr;gap:36px}
  .qab-team-head{flex-direction:column;align-items:flex-start}
  .qab-cta{flex-direction:column;align-items:flex-start;padding:36px}
}
@media (max-width:767px){
  .qab-hero{padding:112px 0 56px}
  .qab-facts,.qab-cards,.qab-prin,.qab-gallery{grid-template-columns:1fr}
  .qab-people{grid-template-columns:1fr 1fr;gap:18px}
  .qab .qab-person h3[class]{font-size:17px}
  .qab .qab-person p{font-size:13.5px}
  .qab-vm-box{padding:32px 24px;border-radius:24px}
  .qab .qab-lede{font-size:16.5px}
  .qab-letter{font-size:16px}
  .qab-cta{padding:28px 24px;border-radius:22px}
}

.qab-photo-link{position:absolute;inset:0;display:block}
.qab .qab-person h3[class] a{color:inherit;text-decoration:none}
.qab .qab-person h3[class] a:hover{color:var(--blue)}