/* Torilab — Trang chủ (port nguyên từ html/option3/index.html). CSS chung: torilab-base.css */
:root{
  --bg:#F4F4EF; --card:#fff; --ink:#0D140E; --ink-2:#4F5650; --ink-3:#8C928C; --line:rgba(13,20,14,.1);
  --lime:#CCFF66; --lime-soft:#EEFBD2; --mark-dome:#CCFF66; --mark-bird:#0D140E;
  --sans:"Geist",system-ui,sans-serif; --mono:"Geist Mono",ui-monospace,monospace;
  --pad:clamp(16px,2.6vw,40px); --max:1520px; --r:32px; --arch:999px 999px var(--r) var(--r);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.mono{font-family:var(--mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.kick{display:inline-flex;align-items:center;gap:10px;height:34px;padding:0 14px 0 8px;border-radius:99px;background:var(--card);font-family:var(--mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.kick .mark-svg{width:22px;height:auto}
.dark .kick{background:rgba(255,255,255,.08);color:#fff}
h1,h2,h3{font-weight:600;letter-spacing:-.04em;line-height:1}
h2{font-size:clamp(40px,5.2vw,88px)}
.lead{font-size:clamp(17px,1.3vw,20px);line-height:1.55;color:var(--ink-2);max-width:54ch}
.btn{display:inline-flex;align-items:center;gap:14px;height:58px;padding:0 10px 0 26px;border-radius:99px;font-size:16px;font-weight:500;transition:.35s cubic-bezier(.2,.7,.2,1)}
.btn .c{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;transition:transform .35s}
.btn:hover .c{transform:rotate(-45deg)}
.btn-ink{background:var(--ink);color:#fff}.btn-ink .c{background:var(--lime);color:var(--ink)}
.btn-lime{background:var(--lime);color:var(--ink)}.btn-lime .c{background:var(--ink);color:var(--lime)}
.btn-white{background:#fff;color:var(--ink)}.btn-white .c{background:var(--bg)}
.btn-ghost{border:1px solid var(--line);padding:0 26px}.btn-ghost:hover{background:#fff}
.dark .btn-ghost{border-color:rgba(255,255,255,.22);color:#fff}.dark .btn-ghost:hover{background:rgba(255,255,255,.08)}
.alink{display:inline-flex;align-items:center;gap:10px;font-weight:500}
.alink i{font-style:normal;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:var(--ink);color:var(--lime);transition:transform .35s}
.alink:hover i{transform:rotate(-45deg)}

/* header */
header{position:sticky;top:0;z-index:50;padding:14px 0}
.h-in{display:flex;align-items:center;justify-content:space-between;height:64px;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:99px;padding:0 10px 0 26px;box-shadow:0 1px 0 var(--line)}
.logo-svg{height:22px;width:auto;color:var(--ink);display:block}
.menu{display:flex;gap:4px}
.menu a{padding:10px 16px;border-radius:99px;font-size:15px;font-weight:500;color:var(--ink-2);transition:.25s}
.menu a:hover{background:var(--bg);color:var(--ink)}
.h-r{display:flex;align-items:center;gap:14px}
.lang{display:flex;gap:2px;background:var(--bg);padding:4px;border-radius:99px}
.lang a{font-family:var(--mono);font-size:12px;padding:6px 9px;border-radius:99px;color:var(--ink-3)}
.lang a.on{background:#fff;color:var(--ink)}
.h-cta{height:46px;font-size:14.5px;padding:0 20px}
.burger{display:none;height:46px;padding:0 20px;border-radius:99px;background:var(--ink);color:#fff;border:0;font:500 15px var(--sans);cursor:pointer}

/* hero */
.hero{padding:clamp(24px,3vw,48px) 0 0}
.hero-g{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(16px,2vw,24px)}
.hero-l{background:var(--card);border-radius:var(--r);padding:clamp(28px,4vw,64px);display:flex;flex-direction:column;justify-content:space-between;gap:48px;min-height:min(78vh,760px)}
.hero h1{font-size:clamp(40px,4.6vw,80px);max-width:18ch;margin-top:32px}
.hero h1 span{color:var(--ink-3)}
.hero .ctas{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}
.arch{position:relative;border-radius:var(--arch);background:var(--lime);overflow:hidden;min-height:520px}
.arch canvas{position:absolute;inset:0;width:100%;height:100%}
.arch .lbl{position:absolute;left:28px;right:28px;bottom:26px;display:flex;justify-content:space-between;align-items:flex-end;gap:10px}
.arch .lbl .mono{background:var(--ink);color:var(--lime);padding:8px 12px;border-radius:99px}
.arch .lbl .th{font-family:var(--mono);font-size:12px;color:var(--ink)}
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,2vw,24px);margin-top:clamp(16px,2vw,24px)}
.trust div{background:var(--card);border-radius:22px;padding:22px 26px;display:flex;flex-direction:column;gap:6px}
.trust b{font-size:clamp(20px,1.7vw,26px);font-weight:600;letter-spacing:-.03em}
.trust span{color:var(--ink-3)}
.trust div{min-width:0}.trust b{overflow-wrap:anywhere}

.sec{padding:clamp(88px,10vw,160px) 0 0}
.sh{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(24px,4vw,80px);align-items:end;margin-bottom:clamp(40px,5vw,72px)}
.sh h2{margin-top:24px}

/* validation (dark card) */
.val{background:var(--ink);color:#fff;border-radius:var(--r);padding:clamp(28px,5vw,88px);display:grid;grid-template-columns:1.2fr 1fr;gap:clamp(32px,5vw,96px);align-items:center;overflow:hidden;position:relative}
.val h2{margin:24px 0 32px}
.val .lead{color:rgba(255,255,255,.66)}
.val .row{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}
.medal{position:relative;aspect-ratio:1;border-radius:50%;background:var(--lime);color:var(--ink);display:grid;place-items:center;text-align:center;max-width:460px;width:100%;justify-self:center}
.medal .n{font-size:clamp(88px,11vw,180px);font-weight:600;letter-spacing:-.06em;line-height:.85}
.medal .s{font-family:var(--mono);font-size:12px;text-transform:uppercase;margin-top:14px}
.medal svg.ring{position:absolute;inset:-7%;width:114%;height:114%;animation:spin 40s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.val .badge{margin-top:36px;padding:16px 20px;border-radius:18px;background:rgba(255,255,255,.06);font-family:var(--mono);font-size:12px;letter-spacing:.03em;color:rgba(255,255,255,.8);text-transform:uppercase;line-height:1.6}
.val .badge b{color:var(--lime);font-weight:500}

/* research bento */
.bento{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:auto auto;gap:clamp(16px,2vw,24px)}
.bc{background:var(--card);border-radius:var(--r);padding:clamp(24px,2.6vw,40px);display:flex;flex-direction:column;gap:18px;min-height:360px;transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.bc:hover{transform:translateY(-4px)}
.bc .top{display:flex;justify-content:space-between;align-items:center}
.bc .top .n{width:44px;height:44px;border-radius:50%;background:var(--bg);display:grid;place-items:center;font-family:var(--mono);font-size:13px}
.bc .top .mono{color:var(--ink-3)}
.bc h3{font-size:clamp(26px,2.3vw,38px);margin-top:auto}
.bc p{color:var(--ink-2);line-height:1.55}
.bc.feat{grid-column:span 2;grid-row:span 1;background:var(--lime)}
.bc.feat .top .n{background:var(--ink);color:var(--lime)}
.bc.feat .top .mono{color:var(--ink)}
.bc.feat p{color:var(--ink);max-width:56ch}
.pipe{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:10px 0 6px}
.pipe span{height:40px;display:inline-flex;align-items:center;padding:0 16px;border-radius:99px;background:rgba(13,20,14,.08);font-family:var(--mono);font-size:12px;text-transform:uppercase}
.pipe span.on{background:var(--ink);color:var(--lime)}
.pipe i{font-style:normal}
.r-cta{margin-top:32px}

/* applied */
.ap3{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,24px)}
.apc{background:var(--card);border-radius:var(--arch);padding:clamp(40px,4vw,64px) clamp(24px,2.6vw,40px) clamp(24px,2.6vw,40px);min-height:520px;display:flex;flex-direction:column;align-items:center;text-align:center;transition:background .45s}
.apc:hover{background:var(--lime-soft)}
.apc .ico{width:120px;height:120px;border-radius:50%;background:var(--bg);display:grid;place-items:center;margin:16px 0 auto;transition:background .45s,transform .6s}
.apc:hover .ico{background:var(--lime);transform:rotate(-12deg)}
.apc .mono{color:var(--ink-3)}
.apc h3{font-size:clamp(26px,2.3vw,36px);margin:48px 0 16px}
.apc p{color:var(--ink-2);line-height:1.55;max-width:34ch}

/* impact */
.im2{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(16px,2vw,24px)}
.ig{border-radius:var(--r);padding:clamp(24px,3vw,48px);background:var(--card)}
.ig.dark{background:var(--ink);color:#fff}
.ig-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
.ig-h h3{font-size:clamp(28px,2.6vw,42px)}
.ig-h .cnt{width:48px;height:48px;border-radius:50%;background:var(--bg);display:grid;place-items:center;font-family:var(--mono);font-size:13px}
.ig.dark .ig-h .cnt{background:rgba(255,255,255,.08)}
.pi{display:grid;grid-template-columns:1fr auto;gap:6px 16px;padding:22px 22px;border-radius:22px;background:var(--bg);margin-top:10px;transition:background .3s,transform .4s}
.ig.dark .pi{background:rgba(255,255,255,.05)}
.pi:hover{background:var(--lime-soft);transform:translateX(4px)}
.ig.dark .pi:hover{background:rgba(204,255,102,.12)}
.pi h4{font-size:19px;font-weight:600;letter-spacing:-.02em;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.pi p{color:var(--ink-2);line-height:1.5;font-size:15px}
.ig.dark .pi p{color:rgba(255,255,255,.62)}
.pi .go{grid-column:2;grid-row:1/3;align-self:center;font-size:14px;font-weight:500;white-space:nowrap;opacity:.55;transition:opacity .3s}
.pi:hover .go{opacity:1}
.st{height:24px;display:inline-flex;align-items:center;gap:6px;padding:0 10px;border-radius:99px;background:var(--ink);color:var(--lime);font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.04em}
.st::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);animation:bl 1.8s infinite}
.ig.dark .st{background:var(--lime);color:var(--ink)}.ig.dark .st::before{background:var(--ink)}
.st.jv{background:transparent;color:var(--ink-2);border:1px solid var(--line)}.st.jv::before{background:var(--ink-3);animation:none}
@keyframes bl{50%{opacity:.3}}
.im-cta{display:flex;justify-content:center;margin-top:40px}

/* news */
.nw2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,2vw,24px)}
.nc{background:var(--card);border-radius:var(--r);padding:12px;display:grid;grid-template-columns:.9fr 1fr;gap:12px;transition:transform .5s}
.nc:hover{transform:translateY(-4px)}
.nc .th{border-radius:var(--arch);background:var(--ink);position:relative;overflow:hidden;min-height:320px}
.nc .th svg{position:absolute;inset:0;width:100%;height:100%}
.nc .bd{padding:clamp(16px,2vw,28px);display:flex;flex-direction:column;gap:18px}
.nc .bd .mono{color:var(--ink-3)}
.nc h3{font-size:clamp(22px,1.9vw,30px);letter-spacing:-.03em;line-height:1.15}
.nc .meta{font-family:var(--mono);font-size:12px;text-transform:uppercase;color:var(--ink-2);line-height:1.6}
.nc .alink{margin-top:auto}

/* ethics & careers */
.ec{background:var(--lime);border-radius:var(--r);padding:clamp(28px,5vw,88px)}
.ec .kick{background:var(--ink);color:var(--lime)}
.ec h2{margin:24px 0 clamp(40px,5vw,72px);max-width:15ch;font-size:clamp(44px,6vw,104px)}
.ec2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,2vw,24px)}
.ec2>div{background:#fff;border-radius:var(--r);padding:clamp(24px,3vw,48px)}
.ec2 .mono{color:var(--ink-3)}
.ec2 h3{font-size:clamp(26px,2.4vw,40px);margin:32px 0 16px}
.ec2 p{color:var(--ink-2);line-height:1.6}
.ec2 ul{margin-top:24px;display:flex;flex-wrap:wrap;gap:8px}
.ec2 li{height:44px;display:flex;align-items:center;gap:10px;padding:0 18px 0 8px;border-radius:99px;background:var(--bg);font-weight:500}
.ec2 li::before{content:"";width:28px;height:28px;border-radius:50%;background:var(--lime) center/14px no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M2 7h10M8 3l4 4-4 4' fill='none' stroke='%230D140E' stroke-width='1.6'/%3E%3C/svg%3E")}
.ec-cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}

/* footer */
footer{margin:clamp(88px,10vw,160px) var(--pad) var(--pad);background:var(--ink);color:#fff;border-radius:var(--r);padding:clamp(40px,5vw,80px) clamp(24px,4vw,72px) 28px;overflow:hidden;position:relative}
footer .logo-svg{color:#fff;height:28px}
.f-g{display:grid;grid-template-columns:1.8fr repeat(4,1fr);gap:32px;position:relative;z-index:1}
.f-g p{color:rgba(255,255,255,.55);line-height:1.7;margin-top:20px;font-size:14px}
.f-g .f-h{font-family:var(--mono);font-weight:400;font-size:12px;text-transform:uppercase;color:rgba(255,255,255,.5);margin:0 0 18px;line-height:1.2}
.f-g li{margin-bottom:10px}.f-g a{color:rgba(255,255,255,.85)}.f-g a:hover{color:var(--lime)}
.f-tag{position:relative;z-index:1;margin-top:clamp(64px,8vw,120px);font-size:clamp(40px,6.4vw,112px);font-weight:600;letter-spacing:-.05em;line-height:.95;max-width:13ch}
.f-tag span{color:var(--lime)}
.f-mark{position:absolute;right:-4%;bottom:-8%;width:min(46vw,640px);opacity:.1;--mark-dome:#CCFF66;--mark-bird:#0D140E}
.f-mark .mark-svg{width:100%;height:auto}
.f-b{position:relative;z-index:1;display:flex;justify-content:space-between;margin-top:56px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.45)}

.rv{opacity:0;transform:translateY(28px) scale(.99);transition:opacity 1s cubic-bezier(.2,.7,.2,1),transform 1s cubic-bezier(.2,.7,.2,1)}
.rv.in{opacity:1;transform:none}.d1{transition-delay:.1s}.d2{transition-delay:.2s}

@media (max-width:1100px){
  .menu,.lang,.h-cta{display:none}.burger{display:block}
  .hero-g,.val,.sh,.im2{grid-template-columns:1fr}
  .hero-l{min-height:0}.arch{min-height:440px}
  .trust{grid-template-columns:1fr 1fr}
  .bento{grid-template-columns:1fr 1fr}.bc.feat{grid-column:1/-1}
  .nw2{grid-template-columns:1fr}
  .f-g{grid-template-columns:1fr 1fr}.f-g>div:first-child{grid-column:1/-1}
}
@media (max-width:720px){
  .bento,.ap3,.ec2{grid-template-columns:1fr}
  .apc{min-height:0}
  .nc{grid-template-columns:1fr}.nc .th{min-height:220px}
  .pi{grid-template-columns:1fr}.pi .go{grid-column:1;grid-row:auto;margin-top:6px}
  .f-b{flex-direction:column;gap:8px}
}
.mnav{position:fixed;inset:10px;border-radius:var(--r);background:var(--ink);color:#fff;z-index:60;display:none;flex-direction:column;padding:96px 28px 32px;gap:6px}
.mnav.open{display:flex}.mnav a{font-size:40px;font-weight:600;letter-spacing:-.04em}
.mnav .x{position:absolute;top:16px;right:16px;height:46px;padding:0 20px;border-radius:99px;background:var(--lime);color:var(--ink);border:0;font:500 15px var(--sans)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}

/* v1.19 content additions */
.ig-i{margin:0 0 20px;padding:0 0 22px;border-bottom:1px solid var(--line)}
.ig.dark .ig-i{border-color:rgba(255,255,255,.12)}
.ig-t{font-size:clamp(18px,1.5vw,22px);font-weight:600;letter-spacing:-.02em;line-height:1.3}
.ig-d{margin-top:10px;line-height:1.6;color:var(--ink-2)}
.ig.dark .ig-d{color:rgba(255,255,255,.66)}
.pt4{background:var(--ink);color:#fff;border-radius:var(--r);padding:clamp(28px,5vw,88px);display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,5vw,96px);align-items:end}
.pt4 .kick{background:rgba(255,255,255,.08);color:#fff}
.pt4 h2{margin-top:24px}
.pt4 .lead{color:rgba(255,255,255,.66);max-width:none}
.pt4 .row{display:flex;margin-top:32px}
@media (max-width:1100px){.pt4{grid-template-columns:1fr}}
.pi.pi-nogo{grid-template-columns:1fr}.pi.pi-nogo>*{grid-column:1/-1}
/* === DARK THEME === */
:root{--bg:#070807;--card:#131513;--ink-2:rgba(255,255,255,.66);--ink-3:rgba(255,255,255,.5);--line:rgba(255,255,255,.1);--lime-soft:rgba(204,255,102,.1);--surf:#1B1E1B}
body{color:#fff}
.logo-svg{color:#fff}
.h-in{background:rgba(19,21,19,.78);box-shadow:0 0 0 1px var(--line)}
.menu a:hover{background:var(--surf);color:#fff}
.lang a.on{background:var(--surf);color:#fff}
.burger{background:var(--lime);color:var(--ink)}
.mnav{background:var(--card)}
.btn-ink{background:#fff;color:var(--ink)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.alink i{background:var(--lime);color:var(--ink)}
.hero h1 span{color:var(--lime)}
.val,.ig.dark,.pt4{background:var(--card)}
.ig{background:var(--card)}.ig.dark{background:transparent;border:1px solid var(--line)}
.bc .top .n,.ig-h .cnt,.apc .ico,.pi{background:var(--surf)}
.bc.feat,.bc.feat h3,.bc.feat p,.ec,.medal{color:var(--ink)}
.bc.feat .top .n{background:var(--ink);color:var(--lime)}

.st{background:var(--lime);color:var(--ink)}.st::before{background:var(--ink)}
.ec2>div{background:var(--card)}
.ec2 li{background:var(--surf)}
footer{background:var(--card)}
.ec2>div{color:#fff}.btn-white .c{background:var(--lime);color:var(--ink)}
/* hero4: sphere field */
.hero4{position:relative;height:100svh;min-height:680px;overflow:hidden;padding:0;margin-top:-92px}
.hero4 #field{position:absolute;inset:0;width:100%;height:100%}
.hero4::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,8,7,.55) 0%,rgba(7,8,7,0) 30%,rgba(7,8,7,0) 55%,rgba(7,8,7,.92) 100%);pointer-events:none}
.hero4 .hero-c{position:absolute;z-index:2;left:0;right:0;bottom:clamp(40px,8vh,96px)}
.hero4 h1{font-size:clamp(38px,4.7vw,76px);max-width:17ch;margin:24px 0 26px}
.hero4 .lead{max-width:54ch}
.hero4 .ctas{margin-top:40px}
.hero-meta{position:absolute;z-index:2;right:var(--pad);top:50%;transform:translateY(-50%);text-align:right;display:flex;flex-direction:column;gap:10px;color:var(--ink-3)}
.hero-meta b{color:var(--lime);font-weight:500}
@media (max-width:900px){.hero-meta{display:none}}
.v4 h2{margin-top:32px}
.v4 .kick{background:var(--surf)}@media (min-width:721px){.hero4 h1 span{white-space:nowrap}}
.v4 .ctas{display:flex;gap:10px;flex-wrap:wrap;margin-top:40px}
@media (min-width:1081px){h2,.ec h2{font-size:60px}}
.v4 .hero-l{background:linear-gradient(180deg,rgba(7,8,7,.6) 0%,rgba(7,8,7,.42) 45%,rgba(7,8,7,.78) 100%),url("../images/ima1_MB.webp") center top/cover no-repeat}
.v4 .kick{background:rgba(255,255,255,.1);backdrop-filter:blur(6px)}
.v4 .lead{color:rgba(255,255,255,.8)}
.arch-m{display:grid;place-items:center;color:var(--ink)}
.arch-m .am{position:relative;width:min(78%,440px);aspect-ratio:1;display:grid;place-items:center;text-align:center}
.arch-m .am svg.ring{position:absolute;inset:0;width:100%;height:100%;animation:spin 40s linear infinite}
.arch-m .n{font-size:clamp(80px,9vw,160px);font-weight:600;letter-spacing:-.06em;line-height:.85}
.arch-m .s{font-family:var(--mono);font-size:12px;text-transform:uppercase;letter-spacing:.06em;margin-top:14px}
@media (prefers-reduced-motion:reduce){.arch-m .am svg.ring{animation:none}}
/* research bento: option3_2 palette + illustrations */
.bc{position:relative;overflow:hidden;isolation:isolate}
.bc>*:not(.ill){position:relative;z-index:1}
.bc .ill{position:absolute;left:0;top:0;width:100%;height:62%;z-index:0;pointer-events:none;-webkit-mask-image:linear-gradient(180deg,#000 50%,transparent 100%);mask-image:linear-gradient(180deg,#000 50%,transparent 100%)}
.bc .ill-r{left:auto;right:0;width:46%;height:100%;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 45%);mask-image:linear-gradient(90deg,transparent 0%,#000 45%)}
@media (min-width:1101px){.bento .bc{min-height:410px}}
.bc1,.bc4{background:#1B1B1A}
.bc3{background:#D4D6D0;color:var(--ink)}
.bc3 h3{color:var(--ink)}.bc3 p{color:#4A4C47}
.bc3 .top .n{background:rgba(13,20,14,.08);color:var(--ink)}.bc3 .top .mono{color:#7A7A76}
.bc1 .top .n,.bc4 .top .n{background:rgba(255,255,255,.07)}
.bc .pd{transform-box:fill-box;transform-origin:center;animation:pd 2.6s ease-in-out infinite}
@keyframes pd{0%,100%{opacity:.25;transform:scale(.6)}40%{opacity:1;transform:scale(1)}}
.bc .rot{transform-box:view-box;transform-origin:250px 220px;animation:rot 4.5s ease-in-out infinite alternate}
@keyframes rot{from{transform:rotate(0)}to{transform:rotate(-62deg)}}
.bc .pulse{transform-box:fill-box;transform-origin:center;animation:pls 3s ease-out infinite}
@keyframes pls{from{transform:scale(1);opacity:.6}to{transform:scale(3.3);opacity:0}}
.bc .wv{stroke-dasharray:18 82;animation:wv 3.2s linear infinite}
@keyframes wv{from{stroke-dashoffset:100}to{stroke-dashoffset:0}}
@media (prefers-reduced-motion:reduce){.bc .ill *{animation:none!important}}
/* applied: light / lime / dark + option1 illustrations */
.apc.ap-lt{background:#D4D6D0;color:var(--ink)}.apc.ap-lt p{color:#4A4C47}.apc.ap-lt .mono{color:#6A6C66}
.apc.ap-lm{background:var(--lime);color:var(--ink)}.apc.ap-lm p{color:rgba(13,20,14,.75)}.apc.ap-lm .mono{color:rgba(13,20,14,.55)}
.apc.ap-dk{background:#1B1B1A}
.apc.ap-lt:hover,.apc.ap-lm:hover,.apc.ap-dk:hover{background-color:inherit}
.apc.ap-lt:hover{background:#D4D6D0}.apc.ap-lm:hover{background:var(--lime)}.apc.ap-dk:hover{background:#1B1B1A}
.apc .ico.apx{width:200px;height:150px;border-radius:0;background:none!important;transform:none!important}
.apc .ico.apx svg{width:100%;height:100%;display:block}
.apc{transition:transform .5s cubic-bezier(.2,.7,.2,1)}.apc:hover{transform:translateY(-4px)}
.ap-pulse{animation:apPulse 2.4s ease-in-out infinite}
@keyframes apPulse{0%,100%{opacity:1}50%{opacity:.35}}
.ap-dash{stroke-dasharray:4 6;animation:apDash 1.4s linear infinite}
@keyframes apDash{to{stroke-dashoffset:-20}}
.ap-blink{animation:apBlink 1.6s steps(2) infinite}
.ap-blink.b2{animation-delay:.4s}.ap-blink.b3{animation-delay:.8s}
@keyframes apBlink{50%{opacity:.2}}
.ap-wave{transform-box:fill-box;transform-origin:center;animation:apWave 1.2s ease-in-out infinite}
.ap-wave.w2{animation-delay:.15s}.ap-wave.w3{animation-delay:.3s}.ap-wave.w4{animation-delay:.45s}.ap-wave.w5{animation-delay:.6s}
@keyframes apWave{0%,100%{transform:scaleY(.4)}50%{transform:scaleY(1)}}
@media (prefers-reduced-motion:reduce){.apx *{animation:none!important}}
/* global impact: ported from option3 */
.ulink{font-size:16px;font-weight:500;display:inline-flex;gap:10px;align-items:center;position:relative}
.ulink::after{content:"";position:absolute;left:0;right:0;bottom:-5px;height:2px;background:currentColor;transform-origin:right;transition:transform .4s}
.ulink:hover::after{transform:scaleX(0)}
#ecosystem .work{display:grid;grid-template-columns:1fr;row-gap:24px;margin-top:clamp(40px,5vw,72px)}
.tw-feat{display:grid;grid-template-columns:1fr 2fr;gap:16px}
.tw-txt{background:var(--lime);color:#0B0B0B;border-radius:var(--r);padding:clamp(24px,2.8vw,48px);display:flex;flex-direction:column;justify-content:space-between;gap:32px}
.tw-txt .mono{color:#0B0B0B;font-size:18px;font-weight:500;letter-spacing:.04em}
.tw-txt h3,.aia-txt h3{font-size:clamp(22px,1.8vw,28px);font-weight:600;letter-spacing:-.025em;line-height:1.15;max-width:26ch;margin-bottom:16px}
.tw-txt p{color:rgba(11,11,11,.75);line-height:1.55;max-width:70ch}
.tw-links{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:28px}.tw-txt .ulink{color:#0B0B0B}
.tw-vid{position:relative;border-radius:var(--r);overflow:hidden;background:#0B0B0B;min-height:420px}
.tw-vid video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.tw-vid::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(0,0,0,.45),rgba(0,0,0,.1) 60%);pointer-events:none}
.tw-vlogo{position:absolute;z-index:1;left:50%;top:50%;transform:translate(-50%,-50%);height:clamp(28px,3vw,48px);width:auto;max-width:calc(100% - 40px)}
.aia-feat{display:grid;grid-template-columns:2fr 1fr;gap:16px}
.aia-sl{background:#1B1B1A;border-radius:var(--r);padding:clamp(20px,2.4vw,36px);display:flex;flex-direction:column;gap:20px;min-width:0}
.aia-track{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.aia-track::-webkit-scrollbar{display:none}
.aia-track .pcard{flex:0 0 calc(50% - 7px);scroll-snap-align:start;--ls:.6}
.aia-track .pc-name{font-size:18px}.aia-track .pcard .pc-desc{font-size:14px}
.aia-ctl{display:flex;align-items:center;gap:12px}
.aia-btn{width:40px;height:40px;border-radius:50%;border:1px solid rgba(255,255,255,.25);color:#fff;background:none;display:grid;place-items:center;font-size:16px;cursor:pointer;transition:background .25s,color .25s,border-color .25s}
.aia-btn:hover{background:var(--lime);color:#0B0B0B;border-color:var(--lime)}
.aia-ctl .pg-bar{position:relative;flex:1;height:2px;background:rgba(255,255,255,.15);overflow:hidden;margin-left:8px}
.aia-ctl .pg-bar::after{content:"";position:absolute;left:0;top:0;bottom:0;width:var(--w,20%);transform:translateX(var(--x,0%));background:var(--lime);transition:transform .35s ease}
.aia-ctl .pg-num{color:rgba(255,255,255,.6);white-space:nowrap}
.aia-txt{background:#1B1B1A;color:#fff;border-radius:var(--r);padding:clamp(24px,2.8vw,48px);display:flex;flex-direction:column;justify-content:space-between;gap:32px}
.aia-txt .mono{color:#fff;font-size:18px;font-weight:500;letter-spacing:.04em}
.aia-txt p{color:rgba(255,255,255,.72);line-height:1.55}
.pcard{position:relative;aspect-ratio:16/10;border-radius:14px;overflow:hidden;background:#0c0d10;isolation:isolate;color:#fff}
.pcard .tile{position:absolute;inset:0;z-index:-2;background:center/cover no-repeat;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.pcard:hover .tile{transform:scale(1.05)}
.pcard::after{content:"";position:absolute;inset:0;z-index:-1;background:rgba(0,0,0,.5)}
.pcard .st{position:absolute;top:14px;left:14px;z-index:2;height:auto;display:inline-flex;align-items:center;gap:7px;padding:5px 10px;border-radius:99px;background:rgba(0,0,0,.45);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.14);font-family:var(--mono);font-size:12px;font-weight:500;letter-spacing:.1em;text-transform:uppercase}
.pcard .st::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(204,255,102,.25);animation:pcblink 1.8s infinite}
.pcard .st.jv::before{background:rgba(255,255,255,.6);box-shadow:none;animation:none}
@keyframes pcblink{50%{opacity:.25}}
.pcard .go{position:absolute;top:12px;right:12px;z-index:2;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:rgba(0,0,0,.4);border:1px solid rgba(255,255,255,.14);font-size:14px;opacity:1;transition:background .3s,color .3s,transform .3s}
.pcard:hover .go{background:var(--lime);color:#000;transform:rotate(-45deg)}
.pc-mid{position:absolute;inset:0;display:grid;place-items:center;padding:40px 24px 96px}
.pc-logo{height:calc(var(--h,100) * var(--ls,.8) * 1px);max-width:80%;width:auto;object-fit:contain;filter:drop-shadow(0 2px 12px rgba(0,0,0,.35))}
.pc-meta{position:absolute;left:0;right:0;bottom:0;padding:0 16px 14px;text-shadow:0 1px 10px rgba(0,0,0,.6)}
.pc-name{font-size:20px;font-weight:600;letter-spacing:-.01em}
.pcard .pc-desc{font-size:16px;line-height:1.45;color:rgba(255,255,255,.88);margin-top:3px}
@media (max-width:900px){
  .tw-feat,.aia-feat{grid-template-columns:1fr;gap:5px}
  .aia-txt{order:-1}
  .tw-txt,.aia-txt{border-bottom-left-radius:0;border-bottom-right-radius:0;padding-top:40px;padding-bottom:40px}
  .tw-vid,.aia-sl{border-top-left-radius:0;border-top-right-radius:0}
  #ecosystem .work{row-gap:50px}
  .tw-vlogo{height:auto;width:80%;max-width:none}
}
@media (max-width:720px){.aia-track .pcard{flex-basis:88%;aspect-ratio:4/5;--ls:.62}.pc-name{font-size:18px}.tw-vid{min-height:300px}}
/* newsroom (from option3) on card band */
.nw-card{background:var(--card);border-radius:var(--r);padding:clamp(28px,5vw,88px)}
.news-h{margin-bottom:48px}
.news-h h2{margin-top:24px;font-size:clamp(26px,2.6vw,40px)!important}
.news-h .kick{background:var(--surf)}
.nl{border-top:1px solid rgba(255,255,255,.12)}
.nl-row{display:grid;grid-template-columns:160px 1fr auto;gap:clamp(24px,4vw,64px);align-items:start;padding:24px 0;border-bottom:1px solid rgba(255,255,255,.12);color:inherit}
.nl-date{font-family:var(--mono);font-size:13px;letter-spacing:.06em;color:rgba(255,255,255,.5);padding-top:2px}
.nl-title{font-size:16px;line-height:1.6;font-weight:400;margin:0;transition:color .3s;letter-spacing:0}
.nl-meta{display:block;margin-top:6px;color:rgba(255,255,255,.5)}
.nl-end{display:flex;align-items:center;gap:20px;white-space:nowrap}
.nl-tag{display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;padding:4px 12px;border-radius:99px;background:rgba(204,255,102,.12);color:var(--lime)}
.nl-ar{font-size:16px;color:#fff;transition:transform .3s,color .3s}
.nl-row:hover .nl-title,.nl-row:hover .nl-ar{color:var(--lime)}.nl-row:hover .nl-ar{transform:translateX(4px)}
@media (min-width:761px){.nl-row>div{padding-right:120px}}
@media (max-width:760px){.nl-row{grid-template-columns:1fr;gap:10px;padding:22px 0}.nl-end{justify-content:space-between}}
/* ethics & careers (from option3) */
.eth4{border-radius:var(--r);padding:100px clamp(28px,5vw,88px);color:#fff;background:linear-gradient(rgba(0,0,0,.5),rgba(0,0,0,.65)),url('../images/office_1.webp') center/cover no-repeat,#0B0B0B}
@media (max-width:720px){.eth4{padding:50px clamp(20px,5vw,40px);background:linear-gradient(rgba(0,0,0,.5),rgba(0,0,0,.65)),url('../images/office_1_MB.webp') center top/cover no-repeat,#0B0B0B}}
.eth4 .kick{background:rgba(255,255,255,.1);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.eth4 h2{margin-top:24px}.eth4 h2 span{color:var(--lime)}
.e2{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:clamp(56px,6vw,96px)}
@media (max-width:1100px){.e2{grid-template-columns:1fr}}
.e2>div{border:1px solid rgba(255,255,255,.4);border-radius:var(--r);padding:clamp(24px,2.8vw,48px)}
.e2 .tag{display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:99px;border:1px solid rgba(204,255,102,.4);color:var(--lime);font-family:var(--mono);font-size:12px;letter-spacing:.02em;text-transform:uppercase}
.e2 h3{font-size:clamp(28px,2.6vw,44px);font-weight:600;letter-spacing:-.035em;line-height:1.02;margin:40px 0 18px}
.e2 p{color:rgba(255,255,255,.72);line-height:1.6}
.e2 ul{margin-top:28px;display:flex;flex-wrap:wrap;gap:8px;list-style:none}
.e2 li{height:32px;display:flex;align-items:center;padding:0 14px;border-radius:6px;background:rgba(204,255,102,.18);color:#fff;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.e-cta{display:flex;gap:20px 32px;flex-wrap:wrap;align-items:center;margin-top:56px}
.eth4 .alink{color:#fff}
.of-lb{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.92);display:flex;align-items:center;justify-content:center;gap:16px;padding:56px clamp(12px,3vw,40px)}
.of-lb[hidden]{display:none}
.of-fig{margin:0;max-width:min(1200px,100%);display:flex;flex-direction:column;align-items:center;gap:14px}
.of-fig img{max-width:100%;max-height:calc(100vh - 140px);border-radius:var(--r);object-fit:contain;display:block}
.of-fig figcaption{color:rgba(255,255,255,.6)}
.of-x{position:absolute;top:16px;right:20px;width:44px;height:44px;border-radius:50%;border:0;background:none;color:#fff;font-size:28px;line-height:1;cursor:pointer}
.of-nav{flex:none;width:48px;height:48px;border-radius:50%;border:1px solid rgba(255,255,255,.3);background:none;color:#fff;font-size:18px;cursor:pointer;transition:background .25s,color .25s,border-color .25s}
.of-nav:hover,.of-x:hover{background:var(--lime);color:#0B0B0B;border-color:var(--lime)}
@media (max-width:720px){.of-nav{position:absolute;bottom:20px}.of-prev{left:calc(50% - 60px)}.of-next{right:calc(50% - 60px)}}
.e2 ul{gap:6px}.e2 li{height:28px;padding:0 10px;font-size:13px;white-space:nowrap}
/* partnerships: option3 sphere-horizon on lime */
.pt4{position:relative;isolation:isolate;overflow:hidden;background:var(--lime)!important;color:var(--ink);padding:100px clamp(28px,5vw,88px)}
@media (max-width:720px){.pt4{padding:50px clamp(20px,5vw,40px)}}
.pt-cv{position:absolute;inset:0;width:100%;height:100%;z-index:-3;display:block}
.pt-grain{position:absolute;inset:0;z-index:-2;pointer-events:none;opacity:.14;mix-blend-mode:multiply;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='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.pt4::before{content:"";position:absolute;z-index:-4;left:50%;bottom:-30%;width:70vmax;height:70vmax;transform:translateX(-50%);border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.55),rgba(255,255,255,0) 62%);pointer-events:none}
.pt4::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(180deg,rgba(204,255,102,.6) 0%,rgba(204,255,102,.1) 50%,rgba(204,255,102,0) 100%)}
@media (max-width:760px){.pt4::after{background:rgba(204,255,102,.55)}}
.pt4 .kick{background:var(--ink);color:var(--lime)}
.pt4 h2{color:var(--ink)}
.pt4 .lead{color:rgba(13,20,14,.78)}
.pt4 .pt-btn{background:var(--ink);color:#fff}.pt4 .pt-btn .c{background:var(--lime);color:var(--ink)}
.pt4 .pt-btn:hover{background:#fff;color:var(--ink)}
/* footer: option1 structure inside option4 card */
footer{margin:clamp(88px,10vw,160px) 0 0!important;border-radius:0!important;background:transparent!important;padding:clamp(72px,8vw,120px) 0 32px!important}
footer .f-wrap{position:relative;z-index:1}
footer .f-g{grid-template-columns:1fr auto;gap:32px}
footer .f-g>div:first-child{grid-column:auto}
.f-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:32px clamp(36px,calc((100vw - 1050px) * .405),158px)}
.f-ci ul{display:grid;grid-template-rows:repeat(4,auto);grid-auto-flow:column;justify-content:start;column-gap:56px}
footer .f-g .f-h{font-family:var(--mono);font-weight:400;font-size:14px;text-transform:uppercase;color:rgba(255,255,255,.5);margin-top:0;line-height:1.2;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid rgba(255,255,255,.15)}
footer .f-g ul{list-style:none}
footer .f-g li{margin-bottom:20px}footer .f-g a{color:rgba(255,255,255,.85);transition:color .25s}footer .f-g a:hover{color:var(--lime)}
.f-soc{display:flex;align-items:center;gap:16px;margin-top:28px}.f-soc a{display:flex;color:rgba(255,255,255,.55);transition:color .2s}.f-soc a:hover{color:var(--lime)}
footer .f-b{margin-top:max(24px,calc(clamp(80px,10vw,160px) - 80px));align-items:center}
.to-top{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;border:1px solid rgba(255,255,255,.25);color:#fff;transition:background .25s,color .25s,border-color .25s}
.to-top:hover{background:var(--lime);border-color:var(--lime);color:#000}
@media (max-width:1080px){footer .f-g{grid-template-columns:1fr}.f-cols{grid-template-columns:1fr 1fr;gap:32px}.f-ci{grid-column:1/-1}}
@media (max-width:720px){footer .f-b{gap:16px}.f-mark{width:80vw;right:var(--pad);bottom:24px;line-height:0}}
/* header language: option1 dropdown */
.lang-select{position:relative;display:flex;align-items:center;gap:6px;cursor:pointer;padding:4px 0;border-bottom:1.5px solid rgba(255,255,255,.7);color:#fff;font-size:12.5px;font-weight:500;letter-spacing:.03em;transition:border-color .2s,color .2s;user-select:none}
.lang-select:hover{color:var(--lime);border-bottom-color:var(--lime)}
.lang-chevron{transition:transform .2s;flex-shrink:0}
.lang-select.open .lang-chevron{transform:rotate(180deg)}
.lang-btn{display:flex;align-items:center;gap:6px;background:none;border:0;padding:0;margin:0;color:inherit;font:inherit;letter-spacing:inherit;cursor:pointer}
.lang-btn:focus-visible,.lang-dropdown a:focus-visible{outline:2px solid var(--lime);outline-offset:3px}
.lang-dropdown{display:none;position:absolute;top:calc(100% + 8px);right:0;background:#111;border:1px solid var(--line);border-radius:12px;padding:6px;box-shadow:0 8px 32px rgba(0,0,0,.4);min-width:100%;z-index:200}
.lang-select.open .lang-dropdown{display:block}
.lang-dropdown a{display:block;padding:7px 16px;font-size:12.5px;font-weight:500;color:rgba(255,255,255,.75);border-radius:8px;transition:background .15s,color .15s;white-space:nowrap;letter-spacing:.03em}
.lang-dropdown a:hover{background:rgba(255,255,255,.06);color:var(--lime)}
.lang-dropdown a.active{color:#fff;font-weight:700}
.h-in{padding-right:26px}
@media (max-width:1100px){.lang-select{display:none}.h-in{padding-right:10px}}
/* research bento: all dark grey */
.bc.bc2,.bc.bc3{background:#1B1B1A;color:#fff}
.bc.bc2 h3,.bc.bc2 p,.bc.bc3 h3{color:#fff}.bc.bc2 p,.bc.bc3 p{color:var(--ink-2)}
.bc.bc2 .top .mono,.bc.bc3 .top .mono{color:var(--ink-3)}
.bc.bc2 .top .n,.bc.bc3 .top .n{background:rgba(255,255,255,.07);color:#fff}
.bc.bc2 .pipe span{background:rgba(255,255,255,.08);color:#fff}
.bc.bc2 .pipe span.on{background:var(--lime);color:var(--ink)}
.bc.bc2 .pipe i{color:rgba(255,255,255,.5)}
/* burger icon like option1 */
.burger{position:relative;width:40px!important;height:40px!important;padding:0!important;border-radius:0!important;background:none!important;border:0}
.burger span,.mnav .x span{position:absolute;left:8px;right:8px;height:1px;background:#fff}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:23px}
.mnav .x{width:40px;height:40px;padding:0;border-radius:0;background:none;top:22px;right:20px;cursor:pointer}
.mnav .x span{top:19px}.mnav .x span:nth-child(1){transform:rotate(45deg)}.mnav .x span:nth-child(2){transform:rotate(-45deg)}
@media (max-width:1100px){footer .f-b{flex-direction:row;justify-content:space-between;align-items:center;text-align:left;gap:16px}}
.arch.arch-m{background:#1B1B1A;color:var(--lime)}
header .menu a{font-size:16px!important}
.br-h{display:none}@media (min-width:721px){.br-h{display:inline}.hero4 .lead{max-width:none}}
.hero4 h1 span{white-space:nowrap}
@media (min-width:420px) and (max-width:720px){.hero4 h1{font-size:44px!important;line-height:1.2!important}}
/* ===== v2.0 content ===== */
.hm-cap{font-family:var(--sans);text-transform:none;letter-spacing:0;font-size:13px;line-height:1.5;color:rgba(255,255,255,.55);max-width:260px;margin:8px 0 0 auto}
.hero4 .lead{max-width:64ch}
.h-sec{display:inline-block;margin-top:22px;color:rgba(255,255,255,.75);font-size:16px;border-bottom:1px solid rgba(255,255,255,.3);padding-bottom:3px;transition:color .25s,border-color .25s}
.h-sec:hover{color:var(--lime);border-color:var(--lime)}
.v4-links{display:flex;flex-wrap:wrap;gap:14px 28px;margin-top:24px}.v4-links .alink{color:#fff}
.bc .bc-st{margin-top:auto;align-self:flex-start;display:inline-flex;align-items:center;height:26px;padding:0 10px;border-radius:99px;background:rgba(204,255,102,.14);color:var(--lime);font-family:var(--mono);font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.bc .bc-st+h3{margin-top:0}
.apc .apa{max-width:36ch;margin-top:14px;line-height:1.5}
.apc .apa b{display:block;font-weight:600;color:#fff;margin-bottom:4px}
.apc .apa span{color:var(--ink-2)}
.apc h3{margin-bottom:6px!important}
.lc{margin-top:24px;background:#1B1B1A;border-radius:var(--r);padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:20px}
.lc .mono{color:var(--ink-3)}
.lc-p{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.lc-p span{display:inline-flex;align-items:center;gap:10px;height:44px;padding:0 18px 0 8px;border-radius:99px;background:rgba(255,255,255,.07);font-weight:500}
.lc-p em{font-style:normal;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--ink);font-family:var(--mono);font-size:12px}
.lc-p i{font-style:normal;color:rgba(255,255,255,.4)}
.aia-track .pcard{aspect-ratio:4/3.4}
.pcard .pc-link,.ps-card .pc-link{display:inline-block;margin-top:8px;font-size:14px;font-weight:500;color:var(--lime)}
.tile-ed{background:radial-gradient(circle at 70% 30%,rgba(204,255,102,.35),rgba(204,255,102,0) 55%),linear-gradient(160deg,#26301c,#0c0d10)!important}
.pcard .st{max-width:calc(100% - 28px);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ps-feat{display:grid;grid-template-columns:1fr 2fr;gap:16px}
.ps-txt{background:#1B1B1A;color:#fff;border-radius:var(--r);padding:clamp(24px,2.8vw,48px);display:flex;flex-direction:column;justify-content:space-between;gap:32px}
.ps-txt .mono{color:#fff;font-size:18px;font-weight:500;letter-spacing:.04em}
.ps-txt h3{font-size:clamp(22px,1.8vw,28px);font-weight:600;letter-spacing:-.025em;line-height:1.15;margin-bottom:16px}
.ps-txt p{color:rgba(255,255,255,.72);line-height:1.55}
.ps-card{position:relative;border-radius:var(--r);overflow:hidden;min-height:420px;isolation:isolate;color:#fff}
.ps-card .tile{position:absolute;inset:0;z-index:-2;background:center/cover no-repeat}
.ps-card::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(0,0,0,.35),rgba(0,0,0,.75))}
.ps-card .st{position:absolute;top:18px;left:18px;z-index:2;display:inline-flex;align-items:center;gap:7px;padding:5px 10px;border-radius:99px;background:rgba(0,0,0,.45);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.14);font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;height:auto;color:#fff}
.ps-card .st::before{content:"";width:6px;height:6px;border-radius:50%;background:rgba(255,255,255,.6);animation:none}
.ps-card .pc-mid{padding-bottom:160px}
.ps-card .pc-meta{padding:0 24px 22px}
.ps-card .pc-desc{max-width:70ch}
.ps-links{display:flex;flex-wrap:wrap;gap:6px 24px}
@media (max-width:900px){.ps-feat{grid-template-columns:1fr;gap:5px}.ps-txt{border-bottom-left-radius:0;border-bottom-right-radius:0;padding-top:40px;padding-bottom:40px}.ps-card{border-top-left-radius:0;border-top-right-radius:0}}
@media (max-width:720px){.ps-card{min-height:520px}.ps-card .pc-mid{padding-bottom:260px}}
.co4{background:#1B1B1A;border-radius:var(--r);padding:clamp(28px,5vw,88px);display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,5vw,96px);align-items:start}
.co4 h2{margin:24px 0 28px}.co4 .lead{max-width:none}
.co-info .mono{color:var(--ink-3)}
.co-info dl{margin-top:18px;border-top:1px solid rgba(255,255,255,.12)}
.co-info dl>div{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.12)}
.co-info dt{color:var(--ink-2)}.co-info dd{margin:0;color:#fff}
@media (max-width:1100px){.co4{grid-template-columns:1fr}}
.news-h .lead{margin-top:16px}
.nl-desc{margin-top:6px;color:rgba(255,255,255,.6);line-height:1.55;font-size:15px}
.eth4 .e2{margin-top:clamp(40px,5vw,64px)}
.e2 .e-cta{margin-top:28px}
.e2-legal{margin-top:20px;display:flex;gap:10px;color:rgba(255,255,255,.5)}.e2-legal a{color:#fff;border-bottom:1px solid rgba(255,255,255,.35)}.e2-legal a:hover{color:var(--lime);border-color:var(--lime)}
.pt-routes{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:32px}
.pt-routes a{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 20px;border-radius:14px;background:var(--ink);color:#fff;font-weight:500;transition:background .25s,color .25s}
.pt-routes a i{font-style:normal;color:var(--lime)}
.pt-routes a:hover{background:#fff;color:var(--ink)}.pt-routes a:hover i{color:var(--ink)}
@media (max-width:720px){.pt-routes{grid-template-columns:1fr}}
@media (max-width:720px){.aia-track .pcard{aspect-ratio:4/5.6}}
.hero4 .ctas{align-items:center}.hero4 .ctas .h-sec{margin:0 0 0 14px}
@media (max-width:720px){.hero4 .ctas .h-sec{margin:12px 0 0}}
.btn-ghost:has(.c){padding:0 10px 0 26px}.btn-ghost .c,.btn-ink .c{background:var(--lime)!important;color:var(--ink)!important}
/* unified link style = hero .h-sec */
.alink,.ulink,.pcard .pc-link,.ps-card .pc-link,.e2-legal a{display:inline-flex!important;align-items:center;gap:6px!important;font-size:16px!important;font-weight:400!important;color:rgba(255,255,255,.75)!important;border-bottom:1px solid rgba(255,255,255,.3)!important;padding-bottom:3px;transition:color .25s,border-color .25s}
.alink:hover,.ulink:hover,.pcard .pc-link:hover,.ps-card .pc-link:hover,.e2-legal a:hover{color:var(--lime)!important;border-color:var(--lime)!important}
.alink i{width:auto!important;height:auto!important;background:none!important;color:inherit!important;border-radius:0!important;display:inline!important;transform:none!important}
.ulink::after{display:none}
.pcard .pc-link,.ps-card .pc-link{font-size:14px!important}
.tw-txt .ulink{color:var(--ink)!important;border-color:rgba(13,20,14,.4)!important}.tw-txt .ulink:hover{color:var(--ink)!important;border-color:var(--ink)!important}
.v4 .ctas{align-items:center;column-gap:20px;row-gap:14px}.v4 .ctas .alink{white-space:nowrap}.v4 .ctas .alink{color:#fff!important}
.h-sec i,.ulink i,.pc-link i,.alink i{font-style:normal;display:inline-block!important;transition:transform .35s!important}
.h-sec:hover i,.ulink:hover i,.pc-link:hover i,.alink:hover i{transform:rotate(-45deg)!important}
.h-sec{display:inline-flex;align-items:center;gap:6px}
/* lifecycle flow (option1 style) */
.lc-flow{position:relative;display:grid;grid-template-columns:repeat(7,1fr);margin-top:8px}
.lc-flow::before{content:"";position:absolute;left:calc(100%/14);right:calc(100%/14);top:17px;height:1px;background:rgba(255,255,255,.22)}
.lc-pulse{position:absolute;top:13px;left:calc(100%/14);width:9px;height:9px;margin-left:-4px;border-radius:50%;background:var(--lime);box-shadow:0 0 18px var(--lime);animation:lcrun 7s linear infinite}
@keyframes lcrun{0%{left:calc(100%/14);opacity:0}6%{opacity:1}94%{opacity:1}100%{left:calc(100% - 100%/14);opacity:0}}
.lc-n{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:14px}
.lc-n i{font-style:normal;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(255,255,255,.4);background:#1B1B1A;color:#fff;font-family:var(--mono);font-size:12px;animation:lcon 7s linear infinite;animation-delay:var(--d)}
.lc-n span{font-weight:500;font-size:15px}
@keyframes lcon{0%,6%{background:var(--lime);border-color:var(--lime);color:var(--ink);box-shadow:0 0 0 7px rgba(204,255,102,.12)}13%,100%{background:#1B1B1A;border-color:rgba(255,255,255,.4);color:#fff;box-shadow:none}}
@media (max-width:720px){
  .lc-flow{grid-template-columns:1fr;gap:16px}
  .lc-flow::before{left:17px;right:auto;top:17px;bottom:17px;width:1px;height:auto}
  .lc-n{flex-direction:row;text-align:left}
  .lc-pulse{left:13px;margin-left:0;animation:lcrunv 7s linear infinite}
  @keyframes lcrunv{0%{top:13px;opacity:0}6%{opacity:1}94%{opacity:1}100%{top:calc(100% - 22px);opacity:0}}
}
@media (prefers-reduced-motion:reduce){.lc-pulse,.lc-n i{animation:none}}
/* group products grid (brief §8: all products visible) */
.gp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gp-intro{background:var(--lime);color:var(--ink);border-radius:var(--r);padding:clamp(24px,2.8vw,40px);display:flex;flex-direction:column;justify-content:space-between;gap:28px}
.gp-intro .mono{font-size:18px;font-weight:500;letter-spacing:.04em;color:var(--ink)}
.gp-intro h3{font-size:clamp(22px,1.8vw,28px);font-weight:600;letter-spacing:-.025em;line-height:1.15;margin-bottom:14px}
.gp-intro p{color:rgba(13,20,14,.75);line-height:1.6}
.gp-card{background:#1B1B1A;border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column}
.gp-img{position:relative;aspect-ratio:16/10;background:#0c0d10 center/cover no-repeat;display:grid;place-items:center;isolation:isolate}
.gp-img::after{content:"";position:absolute;inset:0;background:rgba(0,0,0,.35);z-index:-1}
.gp-img .pc-logo{--ls:.55;position:relative}
.gp-img .st{position:absolute;top:14px;left:14px;display:inline-flex;align-items:center;gap:7px;height:auto;padding:5px 10px;border-radius:99px;background:rgba(0,0,0,.5);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.14);color:#fff;font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.gp-img .st::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);animation:none}
.gp-bd{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.gp-bd h3{font-size:20px;font-weight:600;letter-spacing:-.01em;line-height:1.25}
.gp-jp{display:block;font-size:14px;font-weight:400;color:var(--ink-2);margin-top:4px}
.gp-bd p{color:var(--ink-2);line-height:1.55;font-size:15px}
.gp-links{margin-top:auto;padding-top:8px;display:flex;flex-wrap:wrap;gap:10px 24px}
.gp-links .alink{font-size:15px!important}
@media (max-width:1100px){.gp-grid{grid-template-columns:1fr 1fr}}
@media (max-width:720px){.gp-grid{grid-template-columns:1fr}}
.gp-intro>p{font-size:18px!important;line-height:1.55;color:rgba(13,20,14,.85)}
/* group products header (option1 style) + 2/3 grid */
.gp-h{padding-bottom:28px;margin-bottom:24px;border-bottom:1px solid rgba(255,255,255,.15)}
.gp-h h3{font-size:clamp(26px,2.6vw,40px);font-weight:600;letter-spacing:-.03em;line-height:1.1}
.gp-h p{margin-top:16px;color:var(--ink-2);line-height:1.6;font-size:16px;max-width:90ch}
.gp-grid{grid-template-columns:repeat(6,1fr)!important}
.gp-grid>.gp-card{grid-column:span 2}
.gp-grid>.gp-card:nth-child(-n+2){grid-column:span 3}
.gp-grid>.gp-card:nth-child(-n+2) .gp-img{aspect-ratio:16/8}
@media (max-width:1100px){.gp-grid{grid-template-columns:1fr 1fr!important}.gp-grid>.gp-card,.gp-grid>.gp-card:nth-child(-n+2){grid-column:auto}.gp-grid>.gp-card:last-child{grid-column:1/-1}}
@media (max-width:720px){.gp-grid{grid-template-columns:1fr!important}.gp-grid>.gp-card:last-child{grid-column:auto}.gp-grid>.gp-card:nth-child(-n+2) .gp-img{aspect-ratio:16/10}}
.gp-h .mono{display:block;font-size:18px;font-weight:500;letter-spacing:.04em;color:#fff;margin-bottom:16px}
#ecosystem .work{margin-top:clamp(72px,8vw,120px)!important}
.gp-h p{max-width:none!important}
@media (min-width:901px){.ps-feat{grid-template-columns:2fr 1fr}.ps-feat .ps-txt{order:2}}
.gp-links .alink,.ps-card .pc-link{color:var(--lime)!important;border-color:rgba(204,255,102,.45)!important}
.gp-links .alink:hover,.ps-card .pc-link:hover{color:#fff!important;border-color:#fff!important}
.gp-img .gp-lg-tw{height:auto;width:min(46%,220px);max-width:none;filter:drop-shadow(0 2px 14px rgba(0,0,0,.5))}
.gp-img .gp-lg-as{height:auto;width:min(56%,240px);max-width:none;filter:none}
.gp-vid video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.gp-img.gp-full::after{display:none}
.tw-txt p+p{margin-top:14px}
.ps-card video.tile{width:100%;height:100%;object-fit:cover;display:block}
@media (min-width:721px){.hero4 .lead{max-width:calc(84ch - 130px)}}
@media (min-width:1101px){.sh>.lead{margin-bottom:0}}
.btn{height:50px!important}.btn:has(.c){padding-right:7px!important}.btn .c{width:36px;height:36px}
.co5 .hero-l{background:#1B1B1A;min-height:min(70vh,680px)}.co5 h2{margin-top:32px}.co5 .lead{max-width:none;color:rgba(255,255,255,.8)}.co5 .ctas{margin-top:32px}.co5 .kick{background:rgba(255,255,255,.1)}
.co5-r{background:#1B1B1A;border-radius:var(--arch);padding:clamp(28px,4vw,64px);padding-top:clamp(140px,13vw,190px);display:flex;flex-direction:column;justify-content:flex-end}
@media (max-width:1100px){.co5 .hero-l{min-height:0}}
.co5-r{background:linear-gradient(180deg,rgba(7,8,7,.1) 0%,rgba(7,8,7,.6) 40%,rgba(7,8,7,.88) 100%),url("../images/company_1.webp") center top/cover no-repeat}
@media (min-width:721px){.news-h .lead{max-width:none}}
.e2-legal{flex-wrap:wrap;gap:14px 28px!important;margin-top:28px}
.al-lime{color:var(--lime)!important;border-color:rgba(204,255,102,.45)!important}.al-lime:hover{color:#fff!important;border-color:#fff!important}
@media (max-width:720px){.hero4 .ctas{display:grid;grid-template-columns:minmax(0,max-content);justify-content:start}.hero4 .ctas .btn{justify-content:space-between;min-width:0}.hero4 .ctas .h-sec{justify-self:start}}
@media (max-width:720px){.hero4 .ctas .h-sec{margin-left:26px!important}}
@media (max-width:720px){.v4 .ctas{display:grid;grid-template-columns:auto auto;justify-content:start}.v4 .ctas .btn{grid-column:1/-1;justify-self:start}.v4 .ctas .btn+.alink{margin-left:26px}}
@media (max-width:720px){.bc.bc2 .ill-r{width:115%;height:auto;aspect-ratio:1;top:auto;bottom:0;right:auto;left:-10%;-webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 35%);mask-image:linear-gradient(90deg,transparent 0%,#000 35%)}}
@media (max-width:720px){.kick{font-size:14px!important;height:auto;min-height:34px;padding-top:6px;padding-bottom:6px;line-height:1.3}}
@media (max-width:720px){.lead{font-size:18px!important}}
@media (max-width:720px){.tw-vid{min-height:490px!important}}
.co5-mcta{display:none}@media (max-width:720px){.co5-dcta{display:none!important}.co5-mcta{display:block;margin-top:8px}}
@media (max-width:720px){.e2 .tag{font-size:14px!important;height:auto;min-height:34px;padding-top:6px;padding-bottom:6px;line-height:1.3}}
header{transition:transform .35s cubic-bezier(.2,.7,.2,1)}header.hd-hide{transform:translateY(-110%)}
.eth-cta{display:flex;flex-wrap:wrap;align-items:center;column-gap:28px;row-gap:14px;margin-top:clamp(32px,4vw,48px)}.eth-cta .alink{color:#fff!important}
@media (max-width:720px){.eth-cta{flex-wrap:nowrap;column-gap:20px}.eth-cta .alink{white-space:nowrap}}
.pt-cta{margin-top:32px}.btn-dk{background:var(--ink)!important;color:#fff!important}.btn-dk .c{background:var(--lime)!important;color:var(--ink)!important}.btn-dk:hover{background:#000!important}
@media (max-width:720px){.f-brand{display:flex;align-items:center;justify-content:space-between;gap:16px}.f-brand .f-soc{margin-top:0}}
/* mobile menu like option1 */
.burger span{transition:transform .45s cubic-bezier(.65,0,.35,1),top .45s cubic-bezier(.65,0,.35,1)}
body.menu-open .burger span:nth-child(1){top:19px;transform:rotate(45deg)}body.menu-open .burger span:nth-child(2){top:19px;transform:rotate(-45deg)}
body.menu-open{overflow:hidden}body.menu-open header{transform:none!important}
.mnav{position:fixed!important;inset:0!important;border-radius:0!important;background:#000!important;z-index:45!important;display:flex!important;flex-direction:column;gap:0!important;padding:110px 20px 32px!important;overflow-y:auto;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .4s ease,transform .45s cubic-bezier(.2,.7,.2,1),visibility 0s .45s}
.mnav.open{opacity:1;visibility:visible;transform:none;transition:opacity .4s ease,transform .45s cubic-bezier(.2,.7,.2,1),visibility 0s}
.mnav-list{display:flex;flex-direction:column;border-top:1px solid rgba(255,255,255,.12);margin:0 clamp(20px,15vw,60px)}
.mnav .mnav-list a{display:flex;align-items:center;justify-content:space-between;padding:20px 0;font-size:20px;font-weight:400;letter-spacing:0;color:#fff;border-bottom:1px solid rgba(255,255,255,.12);transition:color .25s}
.mnav-list a i{font-style:normal;font-size:16px;color:rgba(255,255,255,.4);transition:transform .25s,color .25s}
.mnav-list a:hover,.mnav-list a:active{color:var(--lime)}.mnav-list a:hover i{color:var(--lime);transform:translateX(4px)}
.mnav.open .mnav-list a{animation:mnIn .5s cubic-bezier(.2,.7,.2,1) both}
.mnav.open .mnav-list a:nth-child(1){animation-delay:.05s}.mnav.open .mnav-list a:nth-child(2){animation-delay:.085s}.mnav.open .mnav-list a:nth-child(3){animation-delay:.12s}.mnav.open .mnav-list a:nth-child(4){animation-delay:.155s}.mnav.open .mnav-list a:nth-child(5){animation-delay:.19s}.mnav.open .mnav-list a:nth-child(6){animation-delay:.225s}.mnav.open .mnav-list a:nth-child(7){animation-delay:.26s}.mnav.open .mnav-list a:nth-child(8){animation-delay:.295s}
@keyframes mnIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.mnav-legal{display:flex;gap:32px;margin:auto clamp(20px,15vw,60px) 0;padding-top:32px}.mnav .mnav-legal a{font-size:16px;font-weight:400;letter-spacing:0;color:rgba(255,255,255,.55);white-space:nowrap;transition:color .25s}.mnav .mnav-legal a:hover{color:var(--lime)}
@media (max-width:380px){.mnav-list,.mnav-legal{margin-left:20px;margin-right:20px}.mnav-legal{gap:24px}}
@media (max-height:720px){.mnav{padding-top:96px!important;padding-bottom:24px!important}.mnav .mnav-list a{padding-top:14px;padding-bottom:14px}.mnav-legal{padding-top:20px}}
@media (min-width:1101px){.mnav{display:none!important}}
@media (max-width:1100px){.lang-select{display:flex!important;font-size:16px!important}.lang-dropdown a{font-size:16px!important;padding:10px 18px}.lang-current{font-size:0!important}.lang-current::after{content:attr(data-full);font-size:16px}.lang-dropdown a.active{display:none}.h-r{display:flex;align-items:center;gap:20px}}
@media (prefers-reduced-motion:reduce){.mnav,.mnav.open,.burger span{transition:none}.mnav.open .mnav-list a{animation:none}}
@media (min-width:721px) and (hover:hover){
.gp-grid>.gp-card{transition:opacity 1s cubic-bezier(.2,.7,.2,1) var(--dl,0s),transform 1s cubic-bezier(.2,.7,.2,1) var(--dl,0s),translate .4s cubic-bezier(.2,.7,.2,1),background-color .35s ease,box-shadow .4s ease}
.gp-grid>.gp-card.d1{--dl:.1s}.gp-grid>.gp-card.d2{--dl:.2s}
.gp-grid>.gp-card:hover{background-color:var(--lime);translate:0 -10px;box-shadow:0 24px 48px rgba(0,0,0,.45),0 0 0 1px rgba(204,255,102,.35)}
.gp-card .gp-bd h3,.gp-card .gp-bd p,.gp-card .gp-jp{transition:color .35s ease}
.gp-card:hover .gp-bd h3{color:var(--ink)}.gp-card:hover .gp-bd p,.gp-card:hover .gp-jp{color:rgba(13,20,14,.78)}
.gp-card:hover .gp-links .alink{color:var(--ink)!important;border-color:rgba(13,20,14,.45)!important}
.gp-card:hover .gp-links .alink:hover{color:#000!important;border-color:#000!important}
}
.co5-r .co-info dl{border-top-color:rgba(255,255,255,.3)}.co5-r .co-info dl>div{border-bottom-color:rgba(255,255,255,.3)}.co5-r .co-info .mono{color:#fff;opacity:1}
.h-r{display:flex;align-items:center;gap:20px}.h-pbtn{height:40px!important;padding:0 20px!important;font-size:15px!important;white-space:nowrap}
@media (max-width:720px){.h-pbtn{display:none!important}}
.h-pbtn{background:#2A2A28!important;color:#fff!important;border:0!important}.h-pbtn:hover{background:#3A3A37!important}
.h-pbtn{padding:0 5px 0 18px!important;gap:10px}.h-pbtn .c{width:30px;height:30px;background:var(--lime)!important;color:var(--ink)!important;font-size:14px}
.mnav-cta{margin:28px clamp(20px,15vw,60px) 0}.mnav .mnav-cta .mn-pbtn{display:inline-flex!important;height:50px!important;padding:0 7px 0 24px!important;font-size:16px!important;font-weight:500;letter-spacing:0;gap:14px}.mnav-cta .mn-pbtn .c{width:36px;height:36px;font-size:16px}
.mnav.open .mnav-cta{animation:mnIn .5s cubic-bezier(.2,.7,.2,1) .33s both}
@media (max-width:380px){.mnav-cta{margin-left:20px;margin-right:20px}}
@media (max-width:720px){body:not(.menu-open) .lang-select{display:none!important}}
.mnav .mnav-cta .mn-pbtn{display:flex!important;width:100%;justify-content:space-between}
.tw-txt{background:#1B1B1A!important;color:#fff!important}.tw-txt .mono{color:#fff!important}.tw-txt h3{color:#fff}.tw-txt p{color:rgba(255,255,255,.72)!important}.tw-txt .ulink{color:var(--lime)!important;border-color:rgba(204,255,102,.45)!important}.tw-txt .ulink:hover{color:#fff!important;border-color:#fff!important}

/* Hero trang chủ: icon ngôi sao lime trong eyebrow */
.kick .kick-star{width:16px;height:16px;margin-left:4px;color:var(--lime);flex:none}
/* Mobile trang chủ: màn thấp thì hero dài ra (cuộn được), chữ không bị đẩy lên che dưới header */
@media (max-width:720px){
  .hero4:not(.th-hero){height:auto;min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;padding-top:var(--hero-top,120px)}
  .hero4:not(.th-hero) .hero-c{position:relative;bottom:auto;padding-bottom:clamp(40px,8vh,96px)}
}
/* Trang chủ — mobile màn nhỏ (≤380px, vd iPhone SE): sub-headline hero + đoạn giới thiệu các section 18px → 16px */
@media (max-width:380px){body.home .lead{font-size:16px!important}}

/* ── JA / VI: H1·H2·H3 nhỏ hơn bản EN 4px (29/10/2026). Mỗi dòng = 1 rule font-size heading gốc, trừ 4px.
   Sửa size heading bản EN → cập nhật dòng tương ứng ở đây. ── */
html:is(:lang(ja),:lang(vi)) h2:is(h1,h2,h3) { font-size: calc(var(--fs-h2) - 4px); }
html:is(:lang(ja),:lang(vi)) h2:is(h1,h2,h3) { font-size: calc(clamp(40px, 5.2vw, 88px) - 4px); }
html:is(:lang(ja),:lang(vi)) .hero h1:is(h1,h2,h3) { font-size: calc(clamp(40px, 4.6vw, 80px) - 4px); }
html:is(:lang(ja),:lang(vi)) .bc h3:is(h1,h2,h3) { font-size: calc(clamp(26px, 2.3vw, 38px) - 4px); }
html:is(:lang(ja),:lang(vi)) .apc h3:is(h1,h2,h3) { font-size: calc(clamp(26px, 2.3vw, 36px) - 4px); }
html:is(:lang(ja),:lang(vi)) .hero4 h1:is(h1,h2,h3) { font-size: calc(clamp(38px, 4.7vw, 76px) - 4px); }
@media (min-width: 1081px) {
html:is(:lang(ja),:lang(vi)) h2:is(h1,h2,h3),
html:is(:lang(ja),:lang(vi)) .ec h2:is(h1,h2,h3) { font-size: calc(60px - 4px); }
}
html:is(:lang(ja),:lang(vi)) .tw-txt h3:is(h1,h2,h3),
html:is(:lang(ja),:lang(vi)) .aia-txt h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .news-h h2:is(h1,h2,h3) { font-size: calc(clamp(26px, 2.6vw, 40px) - 4px); }
html:is(:lang(ja),:lang(vi)) .nl-title:is(h1,h2,h3) { font-size: 16px; } /* Newsroom trang chủ: 16px đồng nhất 3 ngôn ngữ (chị Hoa 29/10) */
html:is(:lang(ja),:lang(vi)) .e2 h3:is(h1,h2,h3) { font-size: calc(clamp(28px, 2.6vw, 44px) - 4px); }
@media (min-width: 420px) and (max-width: 720px) {
html:is(:lang(ja),:lang(vi)) .hero4 h1:is(h1,h2,h3) { font-size: calc(44px - 4px); }
}
html:is(:lang(ja),:lang(vi)) .ps-txt h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .gp-bd h3:is(h1,h2,h3) { font-size: calc(20px - 4px); }
html:is(:lang(ja),:lang(vi)) .gp-h h3:is(h1,h2,h3) { font-size: calc(clamp(26px, 2.6vw, 40px) - 4px); }
html:is(:lang(ja),:lang(vi)) .eg-ph h3:is(h1,h2,h3) { font-size: calc(clamp(28px, 2.6vw, 42px) - 4px); }
html:is(:lang(ja),:lang(vi)) .e3 h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.9vw, 30px) - 4px); }
html:is(:lang(ja),:lang(vi)) .pt3 h3:is(h1,h2,h3) { font-size: calc(clamp(20px, 1.7vw, 26px) - 4px); }
@media (max-width: 1100px) {
html:is(:lang(ja),:lang(vi)) .eg-ph h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 5.6vw, 30px) - 4px); }
}
html:is(:lang(ja),:lang(vi)) .rs-mc h3:is(h1,h2,h3) { font-size: calc(clamp(26px, 2.4vw, 38px) - 4px); }
html:is(:lang(ja),:lang(vi)) .rs-p3 h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .pd-bd h3:is(h1,h2,h3) { font-size: calc(clamp(28px, 2.6vw, 44px) - 4px); }
html:is(:lang(ja),:lang(vi)) .nr-hd h1:is(h1,h2,h3) { font-size: calc(clamp(40px, 5vw, 84px) - 4px); }
html:is(:lang(ja),:lang(vi)) .nr-fb h2:is(h1,h2,h3) { font-size: calc(clamp(24px, 2.3vw, 38px) - 4px); }
html:is(:lang(ja),:lang(vi)) .nr-si h3:is(h1,h2,h3) { font-size: calc(16px - 4px); }
html:is(:lang(ja),:lang(vi)) .nr-ah h2:is(h1,h2,h3) { font-size: calc(clamp(26px, 2.6vw, 40px) - 4px); }
@media (max-width: 720px) {
html:is(:lang(ja),:lang(vi)) .nr-hd h1:is(h1,h2,h3) { font-size: calc(clamp(36px, 11vw, 52px) - 4px); }
}
@media (max-width: 400px) {
html:is(:lang(ja),:lang(vi)) .cm-ab-h h2:is(h1,h2,h3) { font-size: calc(min(40px, 10.4vw) - 4px); }
}
html:is(:lang(ja),:lang(vi)) .cm-f3 h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .tm-c h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.9vw, 30px) - 4px); }
html:is(:lang(ja),:lang(vi)) .tm-kp h3:is(h1,h2,h3) { font-size: calc(clamp(16px, 1.12vw, 19px) - 4px); }
html:is(:lang(ja),:lang(vi)) .tm-big h3:is(h1,h2,h3) { font-size: calc(clamp(18px, 1.36vw, 24px) - 4px); }
@media (min-width: 1101px) and (max-width: 1279px) {
html:is(:lang(ja),:lang(vi)) .tm-kp h3:is(h1,h2,h3) { font-size: calc(13.5px - 4px); }
}
@media (min-width: 1101px) and (max-width: 1279px) {
html:is(:lang(ja),:lang(vi)) .tm-big h3:is(h1,h2,h3) { font-size: calc(17px - 4px); }
}
html:is(:lang(ja),:lang(vi)) .car-wc h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .car-pc h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .car-vc h3:is(h1,h2,h3) { font-size: calc(clamp(20px, 1.6vw, 24px) - 4px); }
html:is(:lang(ja),:lang(vi)) .car-ps h3:is(h1,h2,h3) { font-size: calc(var(--fs-h5,20px) - 4px); }
html:is(:lang(ja),:lang(vi)) .op-qt h3:is(h1,h2,h3) { font-size: calc(clamp(24px, 2vw, 32px) - 4px); }
html:is(:lang(ja),:lang(vi)) .op-cy li h3:is(h1,h2,h3) { font-size: calc(clamp(19px, 1.5vw, 24px) - 4px); }
html:is(:lang(ja),:lang(vi)) .op-bll h3:is(h1,h2,h3) { font-size: calc(clamp(21px, 1.7vw, 26px) - 4px); }
html:is(:lang(ja),:lang(vi)) .ct-l h2:is(h1,h2,h3),
html:is(:lang(ja),:lang(vi)) .ct-info h2:is(h1,h2,h3) { font-size: calc(clamp(28px, 3vw, 48px) - 4px); }
html:is(:lang(ja),:lang(vi)) .ct-done h3:is(h1,h2,h3) { font-size: calc(clamp(22px, 2vw, 30px) - 4px); }
html:is(:lang(ja),:lang(vi)) .pp-body h2:is(h1,h2,h3) { font-size: calc(clamp(22px, 1.8vw, 28px) - 4px); }
html:is(:lang(ja),:lang(vi)) .pp-body h3:is(h1,h2,h3) { font-size: calc(17px - 4px); }
html:is(:lang(ja),:lang(vi)) .nr-ahd h1:is(h1,h2,h3) { font-size: calc(clamp(32px, 3.8vw, 60px) - 4px); }
html:is(:lang(ja),:lang(vi)) .nr-prose h2:is(h1,h2,h3) { font-size: calc(26px - 4px); }
/* 404 */
.nf{min-height:62vh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:22px;padding-top:clamp(120px,14vw,180px)}
.nf .lead{max-width:56ch;color:var(--ink-2)}
.nf .ctas{display:flex;flex-wrap:wrap;align-items:center;gap:14px 28px}
/* Trang hiện tại trên menu */
header .menu a[aria-current]{color:#fff;box-shadow:inset 0 -2px 0 var(--lime);border-radius:0}
.mnav-list a[aria-current] span{color:var(--lime)}
/* Độ dài dòng ≤ ~70 ký tự (đoạn văn dài) */
.hero-c .lead{max-width:64ch}
.gp-h p,.nl-desc,.th-note p,.pd-role p,.pc-meta .pc-desc,.bc.bc3 p{max-width:70ch}
/* Tiêu đề JA/VI: ngắt dòng theo cụm từ (JA) và cân dòng, tránh 1 chữ mồ côi */
html:lang(ja) :is(h1,h2,h3,h4){word-break:auto-phrase;line-break:strict}
html:is(:lang(ja),:lang(vi)) :is(h1,h2,h3){text-wrap:balance}
/* Font tiếng Nhật: Geist cho Latin, fallback font Nhật của hệ điều hành */
html:lang(ja){--sans:"Geist","Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI","Yu Gothic",Meiryo,sans-serif;--mono:"Geist Mono","Hiragino Sans","Noto Sans JP","Yu Gothic",monospace;--ff-sans:var(--sans)}
/* Nút menu: vùng chạm 44×44 */
.burger::before{content:"";position:absolute;inset:-2px}
/* Chống tràn ngang trên mobile/tablet (#56): cột grid không bị nội dung đẩy rộng hơn màn hình */
.hero-g>*,.ap3>*{min-width:0}.hero>.hero-c{min-width:0}.apc .ico.apx{max-width:100%}
@media (max-width:1100px){.hero-g{grid-template-columns:minmax(0,1fr)}}
@media (max-width:360px){.v4 .ctas .alink{white-space:normal}}
/* Vùng chạm link chữ ≥44px trên mobile (nhìn không đổi) */
.alink,.pc-link{position:relative}
.alink::before,.pc-link::before,.ulink::before{content:"";position:absolute;left:-4px;right:-4px;top:50%;height:44px;transform:translateY(-50%)}