/* ═══════════════════════════════════════════════════════════
   XƯỞNG MAY KIM HỒNG
   Navy #0B2B45 · Xanh #1878D0 · Vàng hổ phách #F5A524
   Mobile: mỗi mục = một màn hình, vuốt ngang xem thẻ.
   ═══════════════════════════════════════════════════════════ */
:root{
  --blue:#1878d0; --blue-d:#0f5da8; --blue-l:#4fa3e8; --blue-p:#e3f0fc; --blue-p2:#f4f9ff;
  --navy:#0b2b45; --navy-d:#071e31;
  --amber:#f5a524; --amber-l:#ffbe4d; --amber-d:#d68a0c; --amber-p:#fff5e2;
  --green:#129a6b; --green-p:#e6f7f0; --red:#d9384c; --red-p:#fff0f2;
  --ink:#0b2b45; --ink-2:#31485f; --mut:#647d95;
  --wht:#fff; --ice:#f4f9ff; --ice-2:#e8f1fb; --line:#dce9f7; --line-2:#c9ddf1;

  --r:14px; --r-lg:20px; --r-xl:26px;
  --sh-sm:0 2px 8px rgba(11,43,69,.05);
  --sh:0 6px 24px rgba(11,43,69,.07);
  --sh-lg:0 22px 60px rgba(11,43,69,.13);
  --sh-amber:0 12px 28px rgba(245,165,36,.34);
  --wrap:1200px; --hdr-h:74px;
  /* Playfair Display: serif cao cấp, có đầy đủ dấu tiếng Việt.
     Be Vietnam Pro: sans thiết kế riêng cho tiếng Việt, dễ đọc.
     Cả hai tải từ Google Fonts nên máy nào cũng hiện đúng; kèm font hệ thống dự phòng. */
  --serif:'Playfair Display','Iowan Old Style','Times New Roman',Georgia,serif;
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  --ease:cubic-bezier(.22,.8,.28,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--hdr-h) + 8px);-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);
  color:var(--ink-2);background:var(--wht);line-height:1.7;font-size:16.5px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;color:var(--navy)}
/* Tiếng Việt có dấu cả trên lẫn dưới -> giãn dòng phải rộng, không được dưới 1.2 */
h1,h2{font-family:var(--serif);font-weight:700;letter-spacing:-.015em;line-height:1.24}
h3,h4{font-family:var(--sans);font-weight:800;letter-spacing:-.02em;line-height:1.3}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
strong{color:var(--navy)}
h1,h2,h3,h4,p,li,span,a,b,strong,em,small,cite,summary,label{overflow-wrap:break-word}
.ic{width:1.05em;height:1.05em;fill:currentColor;flex:none;vertical-align:-.15em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wrap--narrow{max-width:860px}

/* ── Nút ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;min-height:50px;
  font-weight:800;font-size:14.5px;letter-spacing:.04em;padding:14px 28px;border-radius:999px;
  border:2px solid transparent;cursor:pointer;transition:.28s var(--ease);
  font-family:inherit;line-height:1.25;text-align:center}
.btn--gold{background:linear-gradient(135deg,var(--amber-l),var(--amber));color:#3d2600;box-shadow:var(--sh-amber)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(245,165,36,.44)}
.btn--ghost-dark{background:transparent;color:var(--ink-2);border-color:var(--line)}
.btn--ghost-dark:hover{background:var(--ice)}
.btn--lg{padding:18px 38px;font-size:15.5px;min-height:58px}
.btn--sm{padding:11px 20px;font-size:12.5px;min-height:42px}
.btn--block{width:100%}

/* ── Đầu trang ── */
.hdr{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);transition:.3s var(--ease)}
.hdr__in{display:flex;align-items:center;gap:20px;height:var(--hdr-h)}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand__mark{width:44px;height:44px;flex:none}
.brand__txt{display:flex;flex-direction:column;line-height:1.2}
.brand__txt b{font-family:var(--serif);font-size:20px;font-weight:700;letter-spacing:.02em;color:var(--navy)}
.brand__txt i{font-style:normal;font-size:10px;color:var(--blue);font-weight:700;
  letter-spacing:.14em;text-transform:uppercase}
.nav{display:flex;gap:2px;margin-left:auto}
.nav a{padding:9px 13px;border-radius:10px;font-size:14.2px;font-weight:600;color:var(--ink-2);
  transition:.2s;position:relative}
.nav a::after{content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;background:var(--blue);
  transform:scaleX(0);transition:.28s var(--ease);border-radius:2px}
.nav a:hover{color:var(--blue-d)}
.nav a:hover::after{transform:scaleX(1)}
.burger{display:none;width:46px;height:42px;border:1px solid var(--line-2);background:var(--wht);
  border-radius:12px;cursor:pointer;padding:0;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.burger span{width:19px;height:2px;background:var(--navy);border-radius:2px;transition:.28s var(--ease)}
.burger.is-on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.is-on span:nth-child(2){opacity:0}
.burger.is-on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ══════ 1. BANNER ══════ */
.hero{position:relative;isolation:isolate;min-height:calc(100svh - var(--hdr-h));
  display:flex;flex-direction:column;justify-content:center;overflow:hidden;color:#fff}
.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero__veil{position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(7,30,49,.95) 0%,rgba(7,30,49,.86) 34%,rgba(11,43,69,.42) 66%,rgba(11,43,69,.28) 100%)}
.hero__in{padding:92px 24px 140px;max-width:var(--wrap)}
.hero__eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--amber-l);margin-bottom:26px}
.hero h1{font-size:clamp(40px,6vw,76px);font-weight:700;letter-spacing:-.02em;line-height:1.22;
  color:#fff;margin-bottom:26px}
.hero h1 em{font-style:italic;font-weight:600;color:var(--amber-l);display:block}
.hero__sub{font-size:clamp(17px,1.6vw,21px);color:rgba(255,255,255,.86);line-height:1.6;
  margin-bottom:38px;max-width:40ch}
.hero__facts{position:absolute;left:0;right:0;bottom:0;z-index:1;
  background:rgba(7,30,49,.62);backdrop-filter:blur(14px);border-top:1px solid rgba(255,255,255,.14)}
.hero__facts-in{display:grid;grid-template-columns:repeat(4,1fr)}
.hero__facts-in>div{padding:22px 18px;text-align:center;position:relative}
.hero__facts-in>div+div::before{content:"";position:absolute;left:0;top:22%;height:56%;width:1px;
  background:rgba(255,255,255,.18)}
.hero__facts b{display:block;font-family:var(--serif);font-size:36px;font-weight:700;line-height:1.15;letter-spacing:-.02em;color:var(--amber-l)}
.hero__facts b span{font-family:var(--sans);font-size:.36em;font-weight:700;margin-left:.18em;letter-spacing:0;color:#fff}
.hero__facts>.wrap>div>span{display:block;font-size:12.5px;color:rgba(255,255,255,.66);margin-top:7px}
.hero__more{position:absolute;left:50%;bottom:134px;transform:translateX(-50%);z-index:2;
  width:30px;height:46px;border:1.5px solid rgba(255,255,255,.4);border-radius:20px}
.hero__more span{position:absolute;left:50%;top:9px;width:3px;height:8px;border-radius:2px;
  background:#fff;transform:translateX(-50%);animation:down 1.9s infinite}
@keyframes down{0%{opacity:0;transform:translate(-50%,0)}30%{opacity:1}70%{opacity:1}100%{opacity:0;transform:translate(-50%,16px)}}

/* ══════ Mục chung ══════ */
.sec{padding:110px 0;position:relative;background:var(--wht)}
.sec--ice{background:var(--ice)}
.sec--band{background:linear-gradient(180deg,var(--blue-p),var(--ice) 62%,var(--wht))}
.sec__head{max-width:760px;margin:0 auto 56px;text-align:center}
.sec__sub{font-size:16.5px;color:var(--mut);margin:14px 0 0;line-height:1.7}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:11.5px;font-weight:900;
  letter-spacing:.2em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--amber);border-radius:2px}
.h2{font-size:clamp(28px,3.7vw,46px);letter-spacing:-.018em;font-weight:700;line-height:1.26}
.lead{font-size:17.5px;color:var(--ink-2);max-width:56ch}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.grid-2--v{align-items:center}
.grid-2>*,.cards>*,.machines>*,.road>*,.paths>*,.promise>*,.reg__in>*,.ft__in>*{min-width:0}

/* ── Ảnh + huy hiệu ── */
.mediastack{position:relative}
.mediastack>img{border-radius:var(--r-xl);box-shadow:var(--sh-lg);aspect-ratio:4/3;object-fit:cover;width:100%}
.mediastack__badge{position:absolute;left:-14px;bottom:-16px;background:var(--wht);
  border-radius:14px;padding:14px 18px;box-shadow:var(--sh-lg);border-left:4px solid var(--amber);max-width:230px}
.mediastack__badge b{display:block;font-size:13.5px;color:var(--navy)}
.mediastack__badge span{font-size:12px;color:var(--mut);line-height:1.45;display:block}
.quote{background:var(--blue-p2);border-left:4px solid var(--blue);border-radius:0 16px 16px 0;
  padding:24px 26px;font-family:var(--serif);font-size:20px;line-height:1.5;font-style:italic;
  color:var(--ink-2);margin:28px 0 0}
.quote cite{display:block;margin-top:12px;font-style:normal;font-size:13px;font-weight:800;color:var(--blue-d)}

/* ── Thẻ đối tượng ── */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--wht);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:32px 28px;position:relative;transition:.3s var(--ease);overflow:hidden;box-shadow:var(--sh-sm)}
.card::after{content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--blue),var(--amber));transition:.45s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:transparent}
.card:hover::after{width:100%}
.card__ic{width:62px;height:62px;margin-bottom:18px;object-fit:contain}
.card h3{font-size:19.5px;margin-bottom:10px}
.card p{font-size:15.4px;color:var(--mut);margin:0;line-height:1.68}
.card--hl{background:linear-gradient(170deg,var(--amber-p),var(--wht) 62%);border-color:rgba(245,165,36,.4)}

/* ── Máy móc ── */
.machines{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.mac{background:var(--wht);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 22px;transition:.28s var(--ease);position:relative;overflow:hidden;box-shadow:var(--sh-sm)}
.mac::after{content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--blue),var(--amber));transition:.45s var(--ease)}
.mac:hover{box-shadow:var(--sh-lg);transform:translateY(-6px);border-color:transparent}
.mac:hover::after{width:100%}
.mac img{width:54px;height:54px;object-fit:contain;margin-bottom:14px}
.mac__n{position:absolute;right:18px;top:14px;font-size:26px;font-weight:900;color:var(--ice-2);letter-spacing:-.04em;line-height:1}
.mac h3{font-size:17.5px;margin-bottom:9px;padding-right:44px}
.mac p{font-size:14.4px;color:var(--mut);margin:0;line-height:1.68}

/* ── Lộ trình ── */
.road{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.road__it{background:var(--wht);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;transition:.28s var(--ease);box-shadow:var(--sh-sm)}
.road__it:hover{transform:translateY(-5px);box-shadow:var(--sh-lg);border-color:var(--blue-l)}
.road__d{display:inline-block;font-size:11.5px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;
  color:#fff;background:linear-gradient(135deg,var(--blue-l),var(--blue));padding:5px 13px;border-radius:999px;margin-bottom:14px}
.road__it h3{font-size:17.5px;margin-bottom:9px}
.road__it p{font-size:14.4px;color:var(--mut);margin:0;line-height:1.68}
.road__it--end{background:linear-gradient(165deg,var(--blue-p),var(--wht) 65%);border-color:var(--blue-l)}
.road__it--end .road__d{background:linear-gradient(135deg,var(--amber-l),var(--amber));color:#3d2600}

/* ── Thư viện ảnh ── */
.gal{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:16px}
.gal__it{margin:0;position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh)}
.gal__it img{width:100%;height:100%;object-fit:cover;transition:.65s var(--ease)}
.gal__it:hover img{transform:scale(1.07)}
.gal__it--big{grid-column:span 2;grid-row:span 2}
.gal__it figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 18px 15px;
  font-size:13.5px;font-weight:700;color:#fff;background:linear-gradient(transparent,rgba(11,43,69,.88))}

/* ── Ba hướng ── */
.paths{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.path{background:var(--wht);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:34px 30px;transition:.3s var(--ease);box-shadow:var(--sh-sm)}
.path:hover{transform:translateY(-6px);box-shadow:var(--sh-lg)}
.path>img{width:56px;height:56px;object-fit:contain;margin-bottom:16px}
.path--mid{border:2px solid var(--amber);background:linear-gradient(170deg,var(--amber-p),var(--wht) 55%)}
.path h3{font-size:20px;margin-bottom:10px}
.path p{font-size:15.4px;color:var(--mut);margin:0;line-height:1.68}

/* ── Cam kết ── */
.promise{gap:24px}
.promise__box{border-radius:var(--r-xl);padding:36px;background:var(--wht);border:1px solid var(--line);box-shadow:var(--sh-sm)}
.promise__box h3{font-size:19px;margin-bottom:20px;display:flex;align-items:center;gap:12px}
.pmark{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-size:15px;flex:none;font-weight:900}
.pmark--no{background:var(--red-p);color:var(--red)}
.pmark--yes{background:var(--green-p);color:var(--green)}
.promise__box li{font-size:15.6px;padding:14px 0;border-bottom:1px dashed var(--line);color:var(--ink-2)}
.promise__box li:last-child{border:0}
.promise__box--no{background:linear-gradient(180deg,var(--red-p),var(--wht) 55%);border-color:#f5d3d8}
.promise__box--yes{background:linear-gradient(180deg,var(--green-p),var(--wht) 55%);border-color:#c5e9d9}

/* ── Đăng ký ── */
.reg{background:var(--ice);overflow:hidden}
.reg::before{content:"";position:absolute;inset:0;z-index:0;
  background:url('../images/brand/cta-light.jpg') center/cover no-repeat;opacity:.85}
.reg::after{content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(100deg,rgba(255,255,255,.8),rgba(255,255,255,.42))}
.reg__in{display:grid;grid-template-columns:.86fr 1.14fr;gap:56px;align-items:start;position:relative;z-index:1}
.reg__lead{font-size:16.5px;color:var(--ink-2);margin-bottom:28px}
.reg__contact{display:flex;flex-direction:column;gap:11px}
.reg__c{display:flex;flex-direction:column;background:var(--wht);border:1px solid var(--line);
  border-radius:14px;padding:13px 17px;transition:.24s;box-shadow:var(--sh-sm)}
.reg__c:hover{transform:translateX(5px);border-color:var(--blue);box-shadow:var(--sh)}
.reg__c b{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--blue);font-weight:900}
.reg__c span{font-size:16px;font-weight:700;color:var(--navy)}
.reg__right{background:var(--wht);border-radius:var(--r-xl);padding:34px;box-shadow:var(--sh-lg);border:1px solid var(--line)}

/* form chia 3 bước rõ ràng */
.grp{border:0;padding:0;margin:0 0 26px}
.grp legend{display:flex;align-items:center;gap:11px;font-size:12.5px;font-weight:900;
  letter-spacing:.14em;text-transform:uppercase;color:var(--blue);padding:0;margin-bottom:16px}
.grp legend b{width:26px;height:26px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:var(--blue);color:#fff;font-size:13px;font-weight:900;letter-spacing:0}
.grp__b{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fld{display:flex;flex-direction:column;gap:7px;position:relative}
.fld--full{grid-column:1/-1}
.fld>span{font-size:13px;font-weight:700;color:var(--navy)}
.fld>span i{color:var(--red);font-style:normal}
.fld>span small{font-weight:500;color:var(--mut);font-size:12px}
.fld input,.fld select,.fld textarea{
  font-family:inherit;font-size:15.8px;color:var(--ink);
  padding:13px 15px;border:1.5px solid var(--line-2);border-radius:12px;background:var(--blue-p2);
  transition:.2s;width:100%;resize:vertical}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--blue);
  background:var(--wht);box-shadow:0 0 0 4px rgba(24,120,208,.14)}
.fld input::placeholder,.fld textarea::placeholder{color:#9db2c8}
.fld select{appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23647d95'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;background-size:20px;padding-right:38px}
.fld .hint{font-size:12px;color:var(--mut);line-height:1.55}
.fld .err{display:none;font-style:normal;font-size:12.3px;color:var(--red);font-weight:700}
.fld.is-bad input,.fld.is-bad select{border-color:var(--red);background:var(--red-p);box-shadow:0 0 0 4px rgba(217,56,76,.1)}
.fld.is-bad .err{display:block}
.form__note{font-size:12.5px;color:var(--mut);text-align:center;margin:14px 0 0}

/* ── Hỏi đáp ── */
.faq{display:flex;flex-direction:column;gap:12px}
.faq__it{background:var(--wht);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:.25s;box-shadow:var(--sh-sm)}
.faq__it[open]{box-shadow:var(--sh-lg);border-color:var(--blue)}
.faq__it summary{cursor:pointer;list-style:none;padding:19px 56px 19px 24px;font-weight:700;
  font-size:16px;position:relative;color:var(--navy)}
.faq__it summary::-webkit-details-marker{display:none}
.faq__it summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--blue-p);
  font-size:19px;font-weight:400;color:var(--blue-d);transition:.28s var(--ease);line-height:1}
.faq__it[open] summary::after{transform:translateY(-50%) rotate(45deg);background:var(--blue);color:#fff}
.faq__it div{padding:0 24px 22px;font-size:15.2px;color:var(--mut)}
.faq__it div p{margin:0}

/* ── Chân trang ── */
.ft{background:var(--navy);color:rgba(255,255,255,.66);padding:60px 0 0;font-size:14.5px}
.ft__in{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:42px}
.ft__col h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.14em;color:#fff;margin-bottom:16px;font-weight:800}
.ft__col a{display:block;padding:6px 0;transition:.2s}
.ft__col a:hover{color:var(--amber-l)}
.ft__plain{display:block;padding:6px 0}
.ft__col a.brand--ft{display:flex;align-items:center;gap:11px;margin-bottom:16px;padding:0}
.brand--ft .brand__txt b{color:#fff}
.brand--ft .brand__txt i{color:var(--amber-l)}
.brand--ft .brand__mark{background:#fff;border-radius:50%;padding:5px;width:48px;height:48px}
.ft__desc{font-size:14px;line-height:1.7;max-width:320px}
.ft__bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;padding-bottom:22px;
  font-size:12.5px;text-align:center;color:rgba(255,255,255,.45)}

/* ── Thanh dưới điện thoại ── */
.mbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;background:rgba(255,255,255,.97);
  backdrop-filter:blur(14px);border-top:1px solid var(--line);
  padding:10px 10px calc(10px + env(safe-area-inset-bottom));gap:9px;box-shadow:0 -6px 24px rgba(11,43,69,.12)}
.mbar__a{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:14px 6px;
  border-radius:12px;font-weight:800;font-size:14px;background:var(--ice-2);color:var(--navy);min-height:50px}
.mbar__a--z{background:var(--blue-p);color:var(--blue-d)}
.mbar__a--main{flex:1.7;background:linear-gradient(135deg,var(--amber-l),var(--amber));color:#3d2600}

/* ── Hộp thông báo ── */
.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:22px}
.modal[hidden]{display:none}
.modal__bd{position:absolute;inset:0;background:rgba(11,43,69,.6);backdrop-filter:blur(5px)}
.modal__box{position:relative;background:var(--wht);border-radius:var(--r-xl);padding:38px 32px;
  max-width:450px;text-align:center;box-shadow:var(--sh-lg);animation:pop .35s var(--ease)}
@keyframes pop{from{opacity:0;transform:translateY(18px) scale(.96)}to{opacity:1;transform:none}}
.modal__logo{width:64px;height:64px;margin:0 auto 14px}
.modal__box h3{font-family:var(--serif);font-weight:700;font-size:26px;line-height:1.3;margin-bottom:12px}
.modal__box p{font-size:15.2px;color:var(--mut)}
.modal__cta{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-top:20px}

/* ── Hiệu ứng xuất hiện ── */
.rv{opacity:0;transform:translateY(24px)}
.rv.in{opacity:1;transform:none;transition:opacity .8s var(--ease),transform .8s var(--ease)}
.swipe__hint{display:none}
@media (prefers-reduced-motion:reduce){
  .rv,.rv.in{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}.hero__more span{animation:none}
}

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width:1120px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .machines{grid-template-columns:repeat(3,1fr)}
  .road{grid-template-columns:repeat(2,1fr)}
  .ft__in{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .nav{position:absolute;left:0;right:0;top:100%;background:var(--wht);flex-direction:column;gap:0;
    padding:12px 20px 24px;border-bottom:1px solid var(--line);box-shadow:var(--sh-lg);
    transform:translateY(-130%);transition:.35s var(--ease);z-index:55;visibility:hidden}
  .nav.is-open{transform:none;visibility:visible}
  .nav a{padding:15px 8px;border-bottom:1px solid var(--ice-2);font-size:16px;border-radius:0}
  .nav a::after{display:none}
  .burger{display:flex;margin-left:auto}
  .hdr__cta{display:none}
  .grid-2,.reg__in{grid-template-columns:1fr;gap:38px}
  .mediastack{max-width:520px;margin:0 auto}
  .paths{grid-template-columns:1fr}
  .gal{grid-template-columns:repeat(2,1fr);grid-auto-rows:180px}
  .gal__it--big{grid-column:span 2;grid-row:span 1}
}

/* ══════════════════════════════════════════════
   ĐIỆN THOẠI — mỗi mục là một màn hình trọn vẹn
   ══════════════════════════════════════════════ */
@media (max-width:760px){
  html{scroll-snap-type:y proximity;scroll-padding-top:var(--hdr-h)}
  body{font-size:17px;line-height:1.76;padding-bottom:74px}
  .wrap{padding:0 20px}
  :root{--hdr-h:66px}

  .snap{scroll-snap-align:start;scroll-snap-stop:normal;
    min-height:calc(100svh - var(--hdr-h) - 74px);display:flex;flex-direction:column;justify-content:center}
  .sec{padding:52px 0}
  .sec__head{margin-bottom:28px}
  .h2{font-size:clamp(27px,7.2vw,34px);line-height:1.28}
  .sec__sub{font-size:16px;margin-top:12px}
  .lead{font-size:16.8px}

  /* banner */
  .hero__in{padding:34px 20px 168px}
  .hero__eyebrow{font-size:11px;letter-spacing:.18em;margin-bottom:18px}
  .hero h1{font-size:clamp(36px,10.5vw,48px);line-height:1.2;margin-bottom:20px}
  .hero__sub{font-size:17px;margin-bottom:30px}
  .hero .btn--lg{width:100%}
  .hero__facts-in{grid-template-columns:repeat(2,1fr)}
  .hero__facts-in>div{padding:14px 10px;text-align:left;display:flex;align-items:baseline;gap:9px}
  .hero__facts-in>div+div::before{display:none}
  .hero__facts-in>div:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14)}
  .hero__facts-in>div:nth-child(2n)::after{content:"";position:absolute;left:0;top:20%;height:60%;
    width:1px;background:rgba(255,255,255,.16)}
  .hero__facts b{font-size:28px;flex:none}
  .hero__facts b span{font-size:.44em;margin-left:.12em}
  .hero__facts>.wrap>div>span{font-size:12px;line-height:1.35;margin-top:0}
  .hero__eyebrow{font-size:11.5px}
  .only-pc{display:none}
  .hero__more{display:none}

  /* xếp dọc, xem thẳng — không phải vuốt ngang */
  .cards,.machines,.road,.paths{grid-template-columns:1fr;gap:14px}
  /* mục nào dài hơn một màn hình thì để chảy tự nhiên */
  #doi-tuong,#hoc-gi,#lo-trinh,#ket-qua,#cam-ket{min-height:0;display:block}

  .card{padding:26px 22px}
  .card h3{font-size:19px}
  .card p{font-size:15.5px}
  .card__ic{width:56px;height:56px;margin-bottom:14px}
  .mac{padding:24px 20px}
  .mac h3{font-size:18px;padding-right:48px}
  .mac p{font-size:15.2px}
  .road__it{padding:24px 20px}
  .road__it h3{font-size:18px}
  .road__it p{font-size:15.2px}
  .path{padding:26px 22px}
  .path h3{font-size:19px}
  .path p{font-size:15.5px}

  .mediastack__badge{left:0;bottom:-14px;max-width:210px}
  .quote{font-size:16.5px;padding:20px}
  .promise{gap:16px}
  .promise__box{padding:26px 22px}
  .promise__box li{font-size:15.5px;padding:13px 0}
  .promise__box h3{font-size:18px;align-items:flex-start}
  .pmark{margin-top:2px}

  .gal{grid-template-columns:1fr 1fr;grid-auto-rows:160px;gap:11px}
  .gal__it--big{grid-column:span 2;grid-row:span 1}
  .gal__it figcaption{font-size:12.5px;padding:24px 12px 11px;line-height:1.4}

  .reg__right{padding:24px 20px}
  .grp{margin-bottom:22px}
  .grp__b{grid-template-columns:1fr;gap:14px}
  .fld input,.fld select,.fld textarea{font-size:16.5px;padding:14px 15px}
  .fld>span{font-size:13.5px}

  .faq__it summary{font-size:16.2px;line-height:1.45;padding:19px 52px 19px 20px}
  .faq__it div{font-size:15.5px;padding:0 20px 20px}

  .mbar{display:flex}
  .ft__in{grid-template-columns:1fr;gap:26px}
  /* mục dài thì không ép một màn hình */
  #dang-ky,#hoi-dap,#nha-may{min-height:0;display:block}
}

@media (max-width:360px){
  body{font-size:16.5px}
  .wrap{padding:0 16px}
  .hero h1{font-size:34px}
  .hero__facts b{font-size:23px}
  .hero__facts>.wrap>div>span{font-size:11.5px}
  .card,.path{padding:22px 18px}
  /* máy rất nhỏ: ảnh nhà máy xếp một cột cho to, rõ */
  .gal{grid-template-columns:1fr;grid-auto-rows:200px}
  .gal__it--big{grid-column:span 1}
  .mbar__a{font-size:13px}
  .btn--lg{padding:15px 24px;font-size:14px}
}

/* ═══════════════════════════════════════════════════════════
   NGƯỜI ĐÀO TẠO · KẾT NỐI · POPUP ĐĂNG KÝ
   ═══════════════════════════════════════════════════════════ */

/* ── Người đào tạo ── */
.teach{display:grid;grid-template-columns:.82fr 1.18fr;gap:52px;align-items:end}
.teach__photo{margin:0;position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-lg);background:var(--ice-2)}
.teach__photo>img{width:100%;height:100%;aspect-ratio:3/4;object-fit:cover;object-position:50% 40%;display:block}
.teach__photo::after{content:"";position:absolute;left:0;right:0;bottom:0;height:42%;pointer-events:none;
  background:linear-gradient(transparent,rgba(7,30,49,.68))}
.teach__award{position:absolute;left:18px;right:18px;bottom:18px;z-index:2;
  background:rgba(255,255,255,.96);backdrop-filter:blur(10px);border-radius:14px;
  padding:14px 18px;border-left:4px solid var(--amber);box-shadow:0 14px 34px rgba(0,0,0,.28)}
.teach__award b{display:block;font-size:14.5px;color:var(--navy);margin-bottom:3px}
.teach__award span{font-size:12.5px;color:var(--mut);line-height:1.45;display:block}

.teach__body h2{margin-bottom:8px}
.teach__role{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:var(--blue);margin-bottom:22px}
.teach__body p{font-size:16.2px;line-height:1.75;color:var(--ink-2)}
.teach__lb{font-weight:800;color:var(--navy);margin:22px 0 14px;font-size:16.5px}
.teach__list{display:flex;flex-direction:column;gap:12px}
.teach__list li{display:flex;align-items:flex-start;gap:13px;font-size:15.6px;color:var(--ink-2);line-height:1.6}
.teach__list svg{width:26px;height:26px;flex:none;fill:var(--blue);margin-top:2px;
  background:var(--blue-p);border-radius:8px;padding:4px}

.teach__mission{display:flex;align-items:center;gap:18px;margin-top:44px;
  background:linear-gradient(100deg,var(--navy),var(--blue-d) 60%,var(--navy));
  border-radius:var(--r-xl);padding:26px 32px;box-shadow:var(--sh-lg)}
.teach__mission svg{width:44px;height:44px;flex:none;fill:var(--amber-l)}
.teach__mission p{margin:0;color:#fff;font-family:var(--serif);font-size:19px;line-height:1.55;font-style:italic}

/* ── Kết nối ── */
.connect{background:var(--ice);overflow:hidden}
.connect::before{content:"";position:absolute;inset:0;z-index:0;
  background:url('../images/brand/cta-light.jpg') center/cover no-repeat;opacity:.75}
.connect::after{content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(100deg,rgba(255,255,255,.88),rgba(255,255,255,.4))}
.connect__in{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:end;position:relative;z-index:1}
.connect__q{font-family:var(--serif);font-size:20px;font-style:italic;color:var(--ink-2);margin:18px 0 8px}
.connect__by{font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  color:var(--blue);margin-bottom:26px;line-height:1.7}
.connect__by span{display:inline-block}
.chan{display:flex;flex-direction:column;gap:11px;margin-bottom:22px}
.chan__a{display:flex;align-items:center;gap:14px;background:var(--wht);border:1px solid var(--line);
  border-radius:14px;padding:12px 16px;transition:.25s var(--ease);box-shadow:var(--sh-sm)}
.chan__a:hover{transform:translateX(6px);box-shadow:var(--sh);border-color:var(--blue-l)}
.chan__i{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;flex:none}
.chan__i svg{width:22px;height:22px;fill:#fff}
.chan__a--call .chan__i{background:#12a05e}
.chan__a--zalo .chan__i{background:#0068ff}
.chan__a--fb   .chan__i{background:#1877f2}
.chan__a--tt   .chan__i{background:#111}
.chan__t{flex:1;font-size:14px;color:var(--mut);line-height:1.4}
.chan__t b{display:block;font-size:16.5px;color:var(--navy);font-weight:800}
.chan__go{font-size:11.5px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;
  color:var(--blue);white-space:nowrap}
.connect__addr{display:flex;align-items:flex-start;gap:9px;font-size:14.5px;color:var(--mut);margin-bottom:26px}
.connect__addr svg{width:18px;height:18px;fill:var(--amber-d);flex:none;margin-top:3px}
.connect__r{margin:0;display:flex;justify-content:center;align-items:flex-end;align-self:stretch}
.connect__r img{width:100%;max-height:520px;aspect-ratio:3/4;object-fit:cover;
  border-radius:var(--r-xl);box-shadow:var(--sh-lg)}

/* ── Popup đăng ký ── */
.pop{position:fixed;inset:0;z-index:110;display:grid;place-items:center;padding:20px}
.pop[hidden]{display:none}
.pop__bd{position:absolute;inset:0;background:rgba(7,30,49,.72);backdrop-filter:blur(6px);cursor:pointer}
.pop__box{position:relative;background:var(--wht);border-radius:var(--r-xl);width:100%;max-width:560px;
  max-height:94svh;overflow-y:auto;box-shadow:0 40px 90px rgba(0,0,0,.4);animation:popup .38s var(--ease)}
@keyframes popup{from{opacity:0;transform:translateY(26px) scale(.97)}to{opacity:1;transform:none}}
.pop__x{position:absolute;right:14px;top:14px;z-index:3;width:38px;height:38px;border-radius:50%;
  border:0;background:rgba(255,255,255,.9);color:var(--navy);font-size:26px;line-height:1;cursor:pointer;
  display:grid;place-items:center;transition:.2s}
.pop__x:hover{background:var(--wht);transform:rotate(90deg)}
.pop__hd{background:linear-gradient(140deg,var(--navy),var(--blue-d) 62%,var(--navy));
  color:#fff;padding:24px 32px 22px;text-align:center;position:relative;overflow:hidden;
  border-radius:var(--r-xl) var(--r-xl) 0 0}
.pop__hd::before{content:"";position:absolute;top:-120px;right:-70px;width:320px;height:320px;
  background:radial-gradient(circle,rgba(245,165,36,.3),transparent 68%)}
.pop__hd img{position:relative;width:40px;height:40px;margin:0 auto 10px;background:#fff;border-radius:50%;padding:4px}
.pop__k{position:relative;font-size:11px;font-weight:900;letter-spacing:.18em;text-transform:uppercase;
  color:var(--amber-l);margin-bottom:8px}
.pop__hd h3{position:relative;font-family:var(--serif);font-weight:700;font-size:26px;line-height:1.3;color:#fff;margin-bottom:6px}
.pop__s{position:relative;font-size:14.5px;color:rgba(255,255,255,.76);margin:0;line-height:1.6}
.pop .form{padding:24px 32px 28px;display:grid;grid-template-columns:1fr 1fr;gap:15px}
.pop .form .btn{grid-column:1/-1;margin-top:4px}
.pop .form__note{grid-column:1/-1}
.pop .fld .hint{display:none}
.pop .fld textarea{min-height:64px;resize:none}
body.pop-open{overflow:hidden}

/* ══ Responsive ══ */
@media (max-width:1080px){
  .teach{grid-template-columns:1fr;gap:32px}
  .teach__photo{max-width:440px;width:100%;justify-self:center}
  .connect__in{grid-template-columns:1fr;gap:30px}
  .connect__r{display:none}
}
@media (max-width:760px){
  .teach__photo{max-width:none;margin:0;width:100%}
  .teach__award{left:12px;right:12px;bottom:12px;padding:12px 15px}
  .teach__body h2{font-size:clamp(27px,7.2vw,34px)}
  .teach__role{font-size:12px;margin-bottom:18px}
  .teach__body p{font-size:16px}
  .teach__list li{font-size:15.4px}
  .teach__mission{flex-direction:column;text-align:center;gap:14px;padding:24px 22px;margin-top:32px}
  .teach__mission p{font-size:17px}
  .connect__q{font-size:18px}
  .chan__a{padding:12px 14px;gap:12px}
  .chan__t b{font-size:15.5px}
  .chan__go{display:none}
  .connect .btn--lg{width:100%}
  #nguoi-day,#ket-noi{min-height:0;display:block}
  .pop{padding:0;place-items:end center}
  .pop__box{max-width:none;max-height:94svh;border-radius:22px 22px 0 0;animation:popup-m .38s var(--ease)}
  @keyframes popup-m{from{opacity:0;transform:translateY(60px)}to{opacity:1;transform:none}}
  .pop__hd{padding:20px 20px 18px;border-radius:22px 22px 0 0}
  .pop__hd img{width:36px;height:36px;margin-bottom:8px}
  .pop__hd h3{font-size:22px}
  .pop__s{font-size:13.5px}
  .pop .form{padding:18px 18px 22px;grid-template-columns:1fr;gap:13px}
  .pop .fld>span{font-size:13px}
  .pop .fld input,.pop .fld select{padding:12px 14px;font-size:16px}
}

/* ═══════════════════════════════════════════════════════════
   MÁY NHỎ (≤380px) — đặt cuối file để không bị khối trên ghi đè
   ═══════════════════════════════════════════════════════════ */
@media (max-width:380px){
  /* chữ đơn vị cạnh con số: nâng cỡ cho đọc được */
  .hero__facts b span{font-size:12px;margin-left:.2em}

  /* popup phải vừa trọn màn hình, không phải cuộn */
  .pop__hd{padding:15px 16px 13px}
  .pop__hd img{display:none}
  .pop__k{font-size:10px;letter-spacing:.14em;margin-bottom:5px}
  .pop__hd h3{font-size:19px;margin-bottom:3px}
  .pop__s{font-size:12px;line-height:1.4}
  .pop .form{padding:14px 16px 16px;gap:10px}
  .pop .fld>span{font-size:12.5px}
  .pop .fld input,.pop .fld select{padding:10px 13px;font-size:16px}
  .pop .form .btn--lg{min-height:48px;padding:13px 22px;font-size:14px}
  .pop .form__note{font-size:11px;margin-top:6px;line-height:1.5}
  .pop .fld textarea{min-height:56px}
}

/* ── Popup trên điện thoại: siết cho vừa trọn màn hình, không phải cuộn ── */
@media (max-width:430px){
  .pop__hd{padding:16px 20px 14px}
  .pop__hd img{width:34px;height:34px;margin-bottom:7px}
  .pop__k{font-size:10px;margin-bottom:5px}
  .pop__hd h3{font-size:21px;margin-bottom:4px}
  .pop__s{font-size:12.5px;line-height:1.45}
  .pop .form{gap:11px;padding:16px 18px 18px}
  .pop .fld>span{font-size:12.5px}
  .pop .fld input,.pop .fld select,.pop .fld textarea{padding:11px 13px;font-size:16px}
  .pop .fld textarea{min-height:50px}
  .pop .form .btn--lg{min-height:50px;padding:14px 22px;font-size:14.5px}
  .pop .form__note{font-size:11px;margin-top:6px;line-height:1.5}
}
@media (max-width:380px){
  .pop__hd{padding:13px 16px 12px}
  .pop__hd img{display:none}        /* máy nhỏ: bỏ logo trong popup cho vừa màn hình */
  .pop__hd h3{font-size:19px}
  .pop .form{gap:9px;padding:13px 15px 14px}
  .pop .fld input,.pop .fld select,.pop .fld textarea{padding:9px 12px}
  .pop .fld textarea{min-height:42px;height:42px}
  .pop .form .btn--lg{min-height:46px;padding:12px 20px;font-size:14px}
  .pop .form__note{font-size:10px;line-height:1.35;margin-top:4px}
}

/* ═══════════════════════════════════════════════════════════
   NGƯỜI ĐÀO TẠO — hai giảng viên
   ═══════════════════════════════════════════════════════════ */
.gv{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.gv__it{background:var(--wht);border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-sm);display:flex;flex-direction:column;transition:.3s var(--ease)}
.gv__it:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:var(--blue-l)}
.gv__anh{margin:0;position:relative;background:linear-gradient(160deg,var(--ice-2),var(--blue-p));
  aspect-ratio:4/3;overflow:hidden}
.gv__anh img{width:100%;height:100%;object-fit:cover;object-position:50% 20%;transition:.6s var(--ease)}
.gv__it:hover .gv__anh img{transform:scale(1.04)}
.gv__anh::after{content:"";position:absolute;left:0;right:0;bottom:0;height:34%;pointer-events:none;
  background:linear-gradient(transparent,rgba(11,43,69,.42))}
.gv__nam{position:absolute;right:18px;bottom:18px;z-index:2;display:flex;align-items:center;gap:9px;
  background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-radius:14px;padding:10px 15px;
  border-left:4px solid var(--amber);box-shadow:0 12px 28px rgba(11,43,69,.26)}
.gv__nam b{font-size:27px;font-weight:900;color:var(--navy);letter-spacing:-.03em;line-height:1}
.gv__nam span{font-size:11.5px;font-weight:700;color:var(--mut);line-height:1.25}
.gv__b{padding:26px 28px 28px;display:flex;flex-direction:column;flex:1}
.gv__vt{align-self:flex-start;font-size:11.8px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;
  color:#fff;background:linear-gradient(135deg,var(--blue-l),var(--blue));
  padding:5px 13px;border-radius:999px;margin-bottom:12px}
.gv__vt--cg{background:linear-gradient(135deg,var(--amber-l),var(--amber));color:#3d2600}
.gv__b h3{font-size:24px;margin-bottom:6px;letter-spacing:-.03em}
.gv__cd{font-size:13.5px;font-weight:800;letter-spacing:.02em;color:var(--blue-d);margin-bottom:14px}
.gv__b>p{font-size:15.4px;color:var(--mut);line-height:1.7;margin-bottom:16px}
.gv__ul{margin-top:auto;padding-top:16px;border-top:1px dashed var(--line-2);
  display:flex;flex-direction:column;gap:10px}
.gv__ul li{font-size:14.6px;color:var(--ink-2);padding-left:26px;position:relative;line-height:1.6}
.gv__ul li::before{content:"";position:absolute;left:0;top:5px;width:17px;height:17px;background:var(--green);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20Zm-1 14.4-4.2-4.2 1.6-1.6 2.6 2.6 5.6-5.6 1.6 1.6-7.2 7.2Z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20Zm-1 14.4-4.2-4.2 1.6-1.6 2.6 2.6 5.6-5.6 1.6 1.6-7.2 7.2Z'/%3E%3C/svg%3E") center/contain no-repeat}

@media (max-width:960px){ .gv{grid-template-columns:1fr;gap:18px} }
@media (max-width:760px){
  .gv__anh{aspect-ratio:3/2}
  .gv__b{padding:22px 20px 24px}
  .gv__b h3{font-size:22px}
  .gv__b>p,.gv__ul li{font-size:15.4px}
  .gv__nam{right:14px;bottom:14px;padding:9px 13px}
  .gv__nam b{font-size:24px}
  #nguoi-day{min-height:0;display:block}
}