/* =========================================================================
   X-DMAIC about.css — Giới thiệu /about/ (dựng theo DESIGN.md, chưa có artboard).
   Dải phương châm (.xd-ticker), số liệu (.xd-gstats) và CTA cuối (.xd-gfinal) ở core.css.
   ========================================================================= */

/* ---------- Hero ---------- */
.xd-ahero2{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:end;padding-top:56px}
.xd-ahero2__copy{display:flex;flex-direction:column;gap:22px}
.xd-ahero2__h{font-size:var(--xd-t-h1);font-weight:800;line-height:1.02;letter-spacing:-.045em}
.xd-ahero2__sub{font-size:clamp(22px,2.4vw,34px);font-weight:700;line-height:1.25;letter-spacing:-.02em;max-width:760px;color:rgba(255,255,255,.94)}
.xd-ahero2__sub em{font-style:normal;color:var(--xd-lime)}
.xd-ahero2>.xd-pic img,.xd-ahero2>img{width:320px;height:auto;margin-bottom:-24px}
.xd-astats dt a{color:inherit;text-decoration:underline;text-underline-offset:3px}
.xd-astats dt a:hover{color:#fff}

/* ---------- Khung chung ---------- */
.xd-about{padding-bottom:var(--xd-section-y)}
.xd-asec{padding-top:var(--xd-section-y)}
.xd-ah2{font-size:clamp(32px,4vw,56px);font-weight:800;line-height:1.1;letter-spacing:-.035em;max-width:880px}
.xd-adek{font-size:var(--xd-t-lead);line-height:1.65;color:var(--xd-sub-2);max-width:720px}
.xd-about .xd-sec-head>div{max-width:880px}

/* Chúng tôi là ai */
.xd-awho{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:64px;align-items:start}
.xd-avm{margin:0;border-top:2px solid var(--xd-ink)}
.xd-avm div{display:grid;grid-template-columns:140px minmax(0,1fr);gap:24px;padding:28px 0;border-bottom:1px solid var(--xd-line)}
.xd-avm dt{font-size:19px;font-weight:800}
.xd-avm dd{margin:0;font-size:17px;line-height:1.7;color:var(--xd-sub-2)}

/* Logo chuyển động chấm lime (parts/logo-motion.php) */
/* Lime trên nền xanh 4.37:1: chỉ cho chữ lớn đậm */

/* 3 lĩnh vực */
.xd-aareas{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.xd-aareas li{display:flex;flex-direction:column;gap:12px;padding:28px;border-radius:var(--xd-r-lg);background:#fff;border:1px solid var(--xd-line)}
.xd-aareas .xd-num{font-size:44px;font-weight:800;line-height:1;letter-spacing:-.04em;color:var(--xd-blue)}
.xd-aareas h3{font-size:21px;font-weight:800;line-height:1.25}
.xd-aareas p{flex:1;font-size:15px;line-height:1.65;color:var(--xd-sub-2)}
.xd-aareas .xd-textlink{color:var(--xd-blue)}
.xd-aareas .xd-textlink:hover{color:var(--xd-ink)}

/* DMAIC Lite */
.xd-ahow{margin-top:var(--xd-section-y);padding-block:var(--xd-section-y)}
.xd-asteps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.xd-asteps li{display:flex;flex-direction:column;gap:8px;padding:24px;border-radius:var(--xd-r-lg);border:1px solid var(--xd-line-dark);background:rgba(255,255,255,.035)}
.xd-asteps b{align-self:flex-start;padding:5px 12px;border:1px solid currentColor;font-size:17px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.xd-asteps li.is-on b{background:var(--xd-lime);border-color:var(--xd-lime);color:var(--xd-ink)}
.xd-asteps small{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--xd-muted)}
.xd-asteps p{font-size:15px;line-height:1.6;color:var(--xd-on-dark-2)}

/* Đội ngũ */
.xd-ateam{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:56px;align-items:center}
.xd-ateam__copy{display:flex;flex-direction:column;gap:16px}
.xd-ateam__copy .xd-ck{margin-bottom:0}
.xd-afounder{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1fr);border-radius:28px;overflow:hidden;background:var(--xd-ink);color:var(--xd-on-dark)}
/* Ảnh tác giả tròn trên nền lưới xanh */
.xd-afounder__pic{display:flex;align-items:center;justify-content:center;padding:32px;background-color:var(--xd-blue);
  background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);background-size:32px 32px}
.xd-afounder__pic img{width:100%;max-width:280px;aspect-ratio:1;height:auto;border-radius:50%;object-fit:cover;background:#fff;border:6px solid var(--xd-lime);box-shadow:0 24px 50px rgba(11,18,32,.35)}
.xd-afounder__tx{display:flex;flex-direction:column;gap:12px;padding:32px}
.xd-afounder h3{font-size:30px;font-weight:800;letter-spacing:-.02em}
.xd-afounder .xd-eyebrow{color:var(--xd-lime)}
.xd-afounder__tx>p:not(.xd-eyebrow){font-size:15px;line-height:1.65;color:var(--xd-on-dark-2)}
.xd-afounder ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.xd-afounder li{padding:4px 10px;border-radius:99px;border:1px solid var(--xd-line-dark);font-size:12.5px;font-weight:600}
.xd-afounder .xd-actions{margin-top:auto;padding-top:8px}
.xd-afounder .xb-ink{background:#fff;color:var(--xd-ink)}
.xd-afounder .xb-ink:hover{background:var(--xd-lime)}
.xd-afounder__in{width:44px;padding:0;justify-content:center;border-radius:50%} /* LinkedIn: chỉ icon */
.xd-afounder__in:hover{background:var(--xd-lime);color:var(--xd-ink);box-shadow:none}

@media (max-width:1100px){
  .xd-asteps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .xd-afounder{grid-template-columns:minmax(0,1fr)}
  .xd-afounder__pic{padding:28px 24px}
  .xd-afounder__pic img{max-width:220px}
}
@media (max-width:960px){
  .xd-ahero2,.xd-awho,.xd-ateam,.xd-aareas{grid-template-columns:minmax(0,1fr)}
  .xd-ahero2{padding-top:32px;gap:24px}
  .xd-ahero2>.xd-pic img,.xd-ahero2>img{display:none}
  .xd-awho,.xd-ateam{gap:28px}
}
@media (max-width:640px){
  .xd-avm div{grid-template-columns:minmax(0,1fr);gap:6px}
  .xd-asteps{grid-template-columns:minmax(0,1fr)}
  .xd-afounder__tx{padding:22px}
}

/* Dải phương pháp rút gọn (thay khối 4 bước) */
.xd-amethod{display:grid;grid-template-columns:auto auto minmax(0,1fr) auto;align-items:center;gap:16px 28px;padding:24px 28px;border-radius:var(--xd-r-lg);background:var(--xd-ink);color:var(--xd-on-dark);text-decoration:none;transition:transform var(--xd-fast) var(--xd-ease)}
.xd-amethod:hover{transform:translateY(-2px)}
.xd-amethod__steps{display:flex;flex-wrap:wrap;gap:6px}
.xd-amethod__steps b{padding:5px 12px;border:1px solid var(--xd-line-dark);font-size:14px;font-weight:800;letter-spacing:.04em}
.xd-amethod__steps b.is-on{background:var(--xd-lime);border-color:var(--xd-lime);color:var(--xd-ink)}
.xd-amethod__t{font-size:16px;color:var(--xd-on-dark-2)}
.xd-amethod__go{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--xd-lime)}
@media (max-width:960px){.xd-amethod{grid-template-columns:minmax(0,1fr);gap:14px}}

/* Link sang trang Thương hiệu, dưới logo chuyển động */
.xd-abrand{margin-top:18px;text-align:center}
.xd-abrand a{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-size:15px;font-weight:600;color:var(--xd-ink);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.xd-abrand a:hover{color:var(--xd-blue)}

/* Đoạn mô tả: tránh một chữ lẻ ở dòng cuối */
.xd-adek,.xd-afounder__tx>p{text-wrap:pretty}