/* =========================================================
   ABOUT — BRAND MANIFESTO / OPERATING SYSTEM
   ========================================================= */

.about-page{background:#03050d;color:#fff}
.about-page main{background:#03050d}
.about-page .breadcrumb{color:rgba(222,230,255,.52)}
.about-page .breadcrumb a:hover{color:var(--plasma)}

/* Hero */
.about-hero{
  position:relative;min-height:min(820px,calc(100svh - 72px));overflow:hidden;
  display:flex;align-items:center;isolation:isolate;
  padding:clamp(2.7rem,3.6vw,3.7rem) 0 clamp(5rem,6.5vw,6.2rem);
  background:
    radial-gradient(circle at 74% 24%,rgba(0,245,255,.16),transparent 25rem),
    radial-gradient(circle at 88% 72%,rgba(139,92,246,.18),transparent 30rem),
    radial-gradient(circle at 15% 19%,rgba(255,60,172,.07),transparent 28rem),
    linear-gradient(160deg,#03050d 0%,#061024 53%,#10072a 100%)
}
.about-grid{
  position:absolute;inset:-18%;z-index:-4;opacity:.32;
  background-image:
    linear-gradient(rgba(0,245,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(139,92,246,.055) 1px,transparent 1px);
  background-size:52px 52px;
  transform:perspective(900px) rotateX(64deg) translateY(31%);
  transform-origin:center bottom;
  mask-image:linear-gradient(to top,#000,transparent 77%)
}
.about-orbit{position:absolute;z-index:-3;border-radius:50%;border:1px solid rgba(0,245,255,.15);box-shadow:inset 0 0 85px rgba(85,114,255,.04)}
.about-orbit-a{width:720px;height:720px;right:-260px;top:-120px;animation:aboutHalo 10s ease-in-out infinite}
.about-orbit-b{width:430px;height:430px;left:-160px;bottom:-180px;border-color:rgba(255,60,172,.12);animation:aboutHalo 12s -4s ease-in-out infinite reverse}
@keyframes aboutHalo{50%{transform:scale(1.07) rotate(5deg);opacity:.58}}

.about-hero-layout{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(430px,.96fr);align-items:center;gap:clamp(3rem,6vw,7rem)}
.about-hero-copy{position:relative;z-index:3}
.about-hero-copy .eyebrow{display:flex;align-items:center;gap:.65rem;margin:.45rem 0 1rem}
.about-hero-copy h1{font-size:clamp(3.5rem,7.2vw,7.35rem);line-height:.88;letter-spacing:-.075em;max-width:9.4ch;margin-bottom:1.8rem}
.about-hero-copy h1 span{
  color:transparent;background:linear-gradient(95deg,var(--plasma),#65a9ff 27%,var(--violet) 55%,var(--magenta) 79%,var(--acid));
  -webkit-background-clip:text;background-clip:text;filter:drop-shadow(0 0 22px rgba(0,245,255,.13))
}
.about-hero-copy .lead{max-width:760px;color:#aeb9d7;font-size:clamp(1.06rem,1.7vw,1.27rem)}
.about-hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:2rem}
.about-proof-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem;margin-top:2.2rem;max-width:680px}
.about-proof-row span{padding:.7rem .8rem;border-radius:12px;border:1px solid rgba(103,142,255,.13);background:rgba(255,255,255,.022);color:rgba(223,231,255,.58);font-size:.74rem}
.about-proof-row b{color:var(--plasma);font-size:.66rem;letter-spacing:.09em;margin-right:.35rem}

/* Brand core */
.about-hero-visual{position:relative;min-height:660px;display:grid;place-items:center;perspective:1200px}
.brand-core{position:relative;width:min(580px,92vw);aspect-ratio:1;border-radius:50%}
.brand-core-ring{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:50%;border:1px solid rgba(0,245,255,.14)}
.ring-one{width:94%;height:94%;animation:brandSpin 18s linear infinite}
.ring-two{width:68%;height:68%;border-style:dashed;border-color:rgba(139,92,246,.2);animation:brandSpin 13s linear infinite reverse}
.ring-three{width:40%;height:40%;border-color:rgba(255,60,172,.17);box-shadow:0 0 50px rgba(139,92,246,.08)}
@keyframes brandSpin{to{transform:translate(-50%,-50%) rotate(1turn)}}
.brand-core-beam{position:absolute;inset:6%;border-radius:50%;background:conic-gradient(from 0deg,transparent 0 76%,rgba(0,245,255,.07) 88%,rgba(0,245,255,.35) 99%,transparent 100%);animation:brandBeam 6s linear infinite}
@keyframes brandBeam{to{transform:rotate(1turn)}}
.brand-core-center{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:180px;height:180px;border-radius:50%;display:grid;place-items:center;align-content:center;text-align:center;
  background:radial-gradient(circle at 30% 24%,rgba(255,255,255,.14),transparent 25%),linear-gradient(145deg,#00b9ca,#4f67ff 50%,#8b5cf6 75%,#ff3cac);
  box-shadow:0 0 0 14px rgba(0,245,255,.025),0 0 85px rgba(85,114,255,.28)
}
.brand-core-center strong{font-size:4.1rem;letter-spacing:-.09em;line-height:.85}.brand-core-center span{font-size:.53rem;letter-spacing:.12em;color:rgba(255,255,255,.72);margin-top:.6rem}
.brand-node{position:absolute;min-width:122px;padding:.7rem .8rem;border-radius:13px;background:linear-gradient(145deg,rgba(10,20,47,.9),rgba(26,13,61,.82));border:1px solid rgba(0,245,255,.15);box-shadow:0 20px 50px rgba(0,0,0,.25);text-align:center}
.brand-node small{display:block;color:#8190b3;font-size:.52rem;letter-spacing:.09em}.brand-node b{display:block;margin-top:.15rem;font-size:.76rem}
.bn-one{left:2%;top:22%}.bn-two{right:2%;top:24%;border-color:rgba(139,92,246,.19)}.bn-three{right:5%;bottom:18%;border-color:rgba(255,60,172,.17)}.bn-four{left:6%;bottom:15%;border-color:rgba(199,255,61,.12)}
.about-float-card{position:absolute;z-index:5;padding:.68rem .82rem;border-radius:13px;background:linear-gradient(145deg,rgba(10,20,47,.88),rgba(26,13,61,.78));border:1px solid rgba(0,245,255,.15);box-shadow:0 20px 50px rgba(0,0,0,.25);backdrop-filter:blur(12px)}
.about-float-card small{display:block;color:#8492b8;font-size:.54rem;letter-spacing:.08em}.about-float-card strong{display:block;font-size:.7rem;margin-top:.1rem}
.afc-a{left:-1%;top:12%}.afc-b{right:-2%;top:51%;border-color:rgba(139,92,246,.19)}.afc-c{left:7%;bottom:4%;border-color:rgba(199,255,61,.12)}

/* Signal */
.about-signal-strip{overflow:hidden;background:linear-gradient(92deg,#00bad1,#4167ff 29%,#8b5cf6 57%,#ff3cac 83%,#ff6c8b);color:var(--ds-signal-ink);padding:.8rem 0;box-shadow:0 0 35px rgba(85,114,255,.18)}
.about-signal-track{display:flex;align-items:center;gap:1.3rem;width:max-content;font-size:.72rem;letter-spacing:.11em;font-weight:900;animation:aboutMarquee 24s linear infinite}
.about-signal-track i{font-style:normal;opacity:.45}.about-signal-track span{white-space:nowrap}
@keyframes aboutMarquee{to{transform:translateX(-50%)}}

/* Manifesto */
.about-manifesto-section{padding:clamp(7rem,12vw,12rem) 0;background:#f7f9ff;color:#0b1020}
.about-manifesto-grid{display:grid;grid-template-columns:180px 1fr;gap:clamp(2rem,6vw,7rem);align-items:start}
.manifesto-index{position:sticky;top:110px;padding-top:.8rem;border-top:1px solid #cfd8ec}.manifesto-index span{display:block;color:var(--ds-accent-text-dark);font-size:.58rem;letter-spacing:.11em;font-weight:900}.manifesto-index b{display:block;font-size:4.8rem;letter-spacing:-.08em;margin-top:.7rem;color:#d8def0}
.manifesto-copy{max-width:1020px}
.manifesto-copy p{font-size:clamp(2.15rem,4.55vw,4.9rem);line-height:1.02;letter-spacing:-.055em;margin:0 0 2.2rem;color:#111a31}
.manifesto-copy strong{font-weight:900;color:#315cff}
.manifesto-quote{margin-top:clamp(5rem,9vw,9rem);padding:clamp(2rem,5vw,4rem);border-radius:28px;background:linear-gradient(145deg,#071126,#120a31);color:#fff;position:relative;overflow:hidden}
.manifesto-quote:before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;right:-100px;top:-160px;background:radial-gradient(circle,rgba(0,245,255,.18),rgba(139,92,246,.1) 42%,transparent 68%)}
.manifesto-quote>span{position:relative;z-index:1;color:var(--plasma);font-size:.6rem;letter-spacing:.11em;font-weight:900}
.manifesto-quote blockquote{position:relative;z-index:1;margin:1.2rem 0 0;font-size:clamp(2.2rem,5vw,5.4rem);line-height:.96;letter-spacing:-.06em;font-weight:900;max-width:13ch}

/* Name */
.about-name-section{
  padding:clamp(5.5rem,8vw,8.5rem) 0;
  background:
    radial-gradient(circle at 10% 8%,rgba(0,245,255,.08),transparent 25rem),
    radial-gradient(circle at 86% 82%,rgba(139,92,246,.08),transparent 28rem),
    #f6f8ff
}
.about-name-layout{
  display:grid;
  grid-template-columns:minmax(430px,1.02fr) minmax(620px,1.28fr);
  gap:clamp(2.2rem,4.2vw,4.8rem);
  align-items:center;
}
.about-name-copy{min-width:0}
.about-name-copy h2{
  max-width:8.8ch;
  font-size:clamp(3.4rem,5.2vw,5.75rem);
  line-height:.93;
  letter-spacing:-.06em;
  margin:.7rem 0 1.35rem;
}
.about-name-copy h2 .about-name-word{
  display:inline-block;
  padding:.06em .03em .12em 0;
  margin:-.06em 0 -.12em;
  color:#4863d8!important;
  background:none!important;
  -webkit-background-clip:border-box!important;
  background-clip:border-box!important;
  -webkit-text-fill-color:#4863d8!important;
  letter-spacing:-.035em;
  overflow:visible;
}
.about-name-copy p{
  max-width:600px;
  color:var(--ds-text-muted-light);
  font-size:1.02rem;
  line-height:1.62;
}

.name-system-map{
  position:relative;
  min-height:470px;
  overflow:hidden;
  border:1px solid rgba(103,126,173,.2);
  border-radius:30px;
  background:
    radial-gradient(circle at 50% 45%,rgba(85,114,255,.13),transparent 34%),
    linear-gradient(145deg,#071126,#0b1024 58%,#11082a);
  box-shadow:0 26px 80px rgba(32,46,86,.16),inset 0 1px rgba(255,255,255,.04);
}
.name-map-grid{
  position:absolute;inset:0;pointer-events:none;opacity:.16;
  background-image:
    linear-gradient(rgba(126,147,190,.12) 1px,transparent 1px),
    linear-gradient(90deg,rgba(126,147,190,.12) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.68),transparent 94%);
}
.name-flow-head{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:1fr 1.12fr 1fr;
  gap:1.4rem;
  padding:1.05rem 1.2rem .8rem;
  border-bottom:1px solid rgba(127,148,188,.11);
}
.name-flow-head span{
  color:#7d8ca7;
  font-size:.62rem;
  line-height:1.25;
  letter-spacing:.1em;
  font-weight:900;
}
.name-flow-head span:nth-child(2){color:#9faaff;text-align:center}
.name-flow-head span:last-child{color:#ff83c7;text-align:right}

.name-flow{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1fr) 46px minmax(0,1.15fr) 46px minmax(0,1fr);
  align-items:center;
  gap:.45rem;
  padding:1.2rem 1.1rem 1rem;
}
.name-flow-card{
  position:relative;
  min-height:300px;
  padding:1.15rem;
  border:1px solid rgba(124,146,189,.14);
  border-radius:20px;
  background:linear-gradient(155deg,rgba(12,23,43,.86),rgba(8,13,28,.7));
  display:flex;
  flex-direction:column;
  box-shadow:0 20px 50px rgba(0,0,0,.16);
}
.flow-system{
  min-height:330px;
  border-color:rgba(120,144,255,.32);
  background:
    radial-gradient(circle at 50% 8%,rgba(85,114,255,.18),transparent 36%),
    linear-gradient(155deg,rgba(18,24,57,.95),rgba(10,14,35,.82));
  transform:translateY(-4px);
}
.flow-growth{border-color:rgba(255,112,189,.2)}
.name-flow-icon{
  display:grid;place-items:center;
  width:42px;height:42px;
  border-radius:13px;
  background:rgba(0,231,243,.07);
  border:1px solid rgba(0,231,243,.12);
  color:#00e7f3;
}
.flow-system .name-flow-icon{color:#9da9ff;background:rgba(120,144,255,.08);border-color:rgba(120,144,255,.16)}
.flow-growth .name-flow-icon{color:#ff7fc5;background:rgba(255,112,189,.07);border-color:rgba(255,112,189,.14)}
.name-flow-icon svg{width:20px;height:20px}

.name-flow-card small{
  margin-top:1rem;
  color:#00e7f3;
  font-size:.66rem;
  letter-spacing:.09em;
  font-weight:900;
}
.flow-system small{color:#9faaff}
.flow-growth small{color:#ff83c7}
.name-flow-card strong{
  margin-top:.38rem;
  color:#f7faff;
  font-size:clamp(1.35rem,1.65vw,1.7rem);
  line-height:1.08;
  letter-spacing:-.035em;
}
.name-flow-card p{
  margin:.75rem 0 0;
  color:#aebbd0;
  font-size:.83rem;
  line-height:1.55;
}
.name-flow-tags{
  display:flex;
  flex-wrap:wrap;
  gap:.4rem;
  margin-top:auto;
  padding-top:1rem;
}
.name-flow-tags span{
  padding:.42rem .55rem;
  border:1px solid rgba(126,149,190,.12);
  border-radius:999px;
  background:rgba(255,255,255,.025);
  color:#c6d1e0;
  font-size:.66rem;
  line-height:1;
  font-weight:760;
}
.flow-system .name-flow-tags span{border-color:rgba(120,144,255,.17)}
.flow-growth .name-flow-tags span{border-color:rgba(255,112,189,.14)}

.name-flow-arrow{
  display:grid;
  place-items:center;
  gap:.35rem;
}
.name-flow-arrow i{
  display:block;
  width:30px;
  height:1px;
  background:linear-gradient(90deg,transparent,#7890ff,transparent);
}
.name-flow-arrow b{
  color:#7890ff;
  font-size:1.2rem;
  line-height:1;
}

.name-flow-result{
  position:relative;z-index:2;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.65rem;
  min-height:54px;
  padding:.7rem 1rem;
  border-top:1px solid rgba(127,148,188,.11);
  background:rgba(2,7,16,.2);
}
.name-flow-result span,
.name-flow-result strong,
.name-flow-result b{
  font-size:.62rem;
  letter-spacing:.1em;
  font-weight:900;
}
.name-flow-result span{color:#7c8ba6}
.name-flow-result strong{color:#9eaaff}
.name-flow-result b{color:#ff83c7}
.name-flow-result i{color:#50617c;font-style:normal}

/* Render Vietnamese “SỐ” without clipped combining/stacked diacritics. */
.about-name-section .about-name-copy h2 .about-name-digital{
  padding-top:.14em;
  margin-top:-.14em;
  overflow:visible!important;
}


/* Shared heading */
.about-section-heading{max-width:1000px;margin-bottom:clamp(3rem,6vw,5rem)}
.about-section-heading h2{font-size:clamp(2.7rem,5.7vw,6rem);line-height:.92;letter-spacing:-.068em;margin:.7rem 0 1.2rem}
.about-section-heading h2 span,.capability-copy h2 span,.about-not-copy h2 span,.region-copy h2 span,.about-final-inner h2 span{
  color:transparent;background:linear-gradient(90deg,var(--plasma),#7ea3ff 38%,var(--violet) 65%,var(--magenta));-webkit-background-clip:text;background-clip:text
}
.about-section-heading p{max-width:820px;color:var(--ds-text-muted-light);font-size:1.04rem}

/* Operating system */
.about-system-section{padding:clamp(6rem,10vw,10rem) 0;background:#f6f8ff;color:#0b1020}
.about-system-shell{border-radius:28px;overflow:hidden;border:1px solid #dce4f6;background:#fff;box-shadow:0 28px 80px rgba(43,57,126,.09)}
.system-tabs{display:grid;grid-template-columns:repeat(5,1fr);background:#f1f4fd;border-bottom:1px solid #dfe5f4}
.system-tabs button{position:relative;text-align:left;border:0;background:transparent;padding:1rem;color:var(--ds-text-muted-dark);font:inherit;cursor:pointer;min-height:95px}
.system-tabs button:not(:last-child){border-right:1px solid #dfe5f4}
.system-tabs button:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;transform:scaleX(0);transform-origin:left;background:linear-gradient(90deg,var(--plasma),var(--violet),var(--magenta));transition:transform .35s ease}
.system-tabs button.active{background:#fff;color:#111a31}.system-tabs button.active:after{transform:scaleX(1)}
.system-tabs span{display:block;color:var(--ds-accent-text-dark);font-size:.56rem;letter-spacing:.09em}.system-tabs b{display:block;font-size:.9rem;margin:.14rem 0}.system-tabs small{font-size:.59rem;color:var(--ds-text-subtle-dark)}.system-tabs button:focus-visible{outline:3px solid rgba(85,114,255,.2);outline-offset:-3px}
.system-stage{display:grid;grid-template-columns:1.05fr .95fr;min-height:500px}
.system-visual{position:relative;display:grid;place-items:center;background:radial-gradient(circle at 50% 50%,rgba(0,245,255,.12),transparent 35%),linear-gradient(145deg,#071126,#11092f)}
.system-loop{position:relative;width:min(390px,75%);aspect-ratio:1;border-radius:50%;border:1px solid rgba(0,245,255,.17);box-shadow:inset 0 0 55px rgba(85,114,255,.04)}
.system-loop:before{content:"";position:absolute;inset:15%;border-radius:50%;border:1px dashed rgba(139,92,246,.2);animation:loopSpin 14s linear infinite}
@keyframes loopSpin{to{transform:rotate(1turn)}}
.system-loop>span{position:absolute;padding:.37rem .48rem;border-radius:999px;background:#0b1631;border:1px solid rgba(255,255,255,.08);font-size:.53rem;letter-spacing:.08em;color:#aab7d5}
.sl-one{left:50%;top:-4%;transform:translateX(-50%);color:var(--plasma)!important}.sl-two{right:-10%;top:29%}.sl-three{right:1%;bottom:9%;color:var(--magenta)!important}.sl-four{left:2%;bottom:9%;color:var(--acid)!important}.sl-five{left:-9%;top:29%}
.system-loop-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:145px;height:145px;border-radius:50%;display:grid;place-items:center;align-content:center;background:linear-gradient(145deg,#00bacb,#5168ff 54%,#8b5cf6);box-shadow:0 0 65px rgba(85,114,255,.24)}
.system-loop-core b{font-size:1.9rem;letter-spacing:-.05em}.system-loop-core small{font-size:.55rem;color:rgba(255,255,255,.7)}
.system-panel{display:none;padding:clamp(2rem,4vw,3.5rem);align-content:center;background:#fff}.system-panel.active{display:grid;animation:systemIn .42s ease both}
@keyframes systemIn{from{opacity:0;transform:translateX(16px)}}
.system-kicker{font-size:.61rem;letter-spacing:.12em;font-weight:900;color:var(--ds-accent-text-dark)}.system-panel h3{font-size:clamp(2rem,3.6vw,3.8rem);letter-spacing:-.055em;margin:.75rem 0 1rem}.system-panel p{color:var(--ds-text-muted-dark)}.system-panel ul{padding-left:1.1rem;color:var(--ds-text-muted-dark)}.system-panel li{margin:.55rem 0}

/* Principles */
.about-principles-section{
  padding:clamp(6rem,10vw,10rem) 0;
  background:radial-gradient(circle at 14% 14%,rgba(0,245,255,.1),transparent 28rem),radial-gradient(circle at 88% 84%,rgba(139,92,246,.11),transparent 30rem),linear-gradient(145deg,#03050d,#071126 56%,#10072a)
}
.about-principles-section .about-section-heading p{color:#a7b3d3}
.principles-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.principles-grid article{min-height:320px;padding:1.3rem;border-radius:20px;background:linear-gradient(145deg,rgba(14,28,65,.9),rgba(21,12,59,.78));border:1px solid rgba(0,245,255,.13);box-shadow:0 18px 55px rgba(0,0,0,.14);display:flex;flex-direction:column}
.principles-grid article:nth-child(3n+2){border-color:rgba(139,92,246,.17)}.principles-grid article:nth-child(3n){border-color:rgba(255,60,172,.14)}
.principles-grid span{color:var(--plasma);font-size:.58rem;letter-spacing:.1em}.principles-grid h3{font-size:1.45rem;margin-top:auto}.principles-grid p{color:var(--ds-text-muted-light);margin-bottom:0}

/* Capability */
.about-capability-section{padding:clamp(6rem,10vw,10rem) 0;background:#f6f8ff;color:#0b1020}
.about-capability-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(3rem,7vw,7rem);align-items:center}
.capability-copy h2{font-size:clamp(2.8rem,5.2vw,5.5rem);line-height:.92;letter-spacing:-.067em;margin:.7rem 0 1.3rem}.capability-copy p{color:var(--ds-text-muted-light)}
.capability-graph{position:relative;min-height:560px;border-radius:26px;overflow:hidden;background:radial-gradient(circle at 50% 50%,rgba(0,245,255,.12),transparent 34%),linear-gradient(145deg,#071126,#120a31);box-shadow:0 30px 85px rgba(45,58,126,.17)}
.capability-graph svg{position:absolute;inset:0;width:100%;height:100%}.capability-graph path{fill:none;stroke:rgba(0,245,255,.22);stroke-width:1.5;stroke-dasharray:5 8}
.cap-core{position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);width:120px;height:120px;border-radius:50%;display:grid;place-items:center;align-content:center;background:linear-gradient(145deg,#00cbd9,#596dff,#8b5cf6);box-shadow:0 0 60px rgba(85,114,255,.25)}.cap-core strong{font-size:2.6rem;letter-spacing:-.08em}.cap-core small{font-size:.5rem;color:rgba(255,255,255,.72);letter-spacing:.1em}
.cap-node{position:absolute;z-index:2;min-width:130px;padding:.65rem .75rem;border-radius:13px;background:rgba(10,19,45,.88);border:1px solid rgba(255,255,255,.08);box-shadow:0 16px 40px rgba(0,0,0,.25);text-align:center}
.cap-node b{display:block;color:#fff;font-size:.74rem}.cap-node small{display:block;color:#8190b3;font-size:.54rem;margin-top:.15rem}
.cn-web{left:7%;top:14%;border-color:rgba(0,245,255,.16)}.cn-maps{right:6%;top:10%;border-color:rgba(139,92,246,.18)}.cn-qr{right:2%;top:48%;border-color:rgba(255,60,172,.14)}.cn-lang{right:10%;bottom:10%;border-color:rgba(199,255,61,.12)}.cn-lead{left:10%;bottom:10%;border-color:rgba(0,245,255,.16)}.cn-data{left:2%;top:49%;border-color:rgba(139,92,246,.18)}

/* What not */
.about-not-section{
  padding:clamp(6rem,10vw,10rem) 0;
  background:radial-gradient(circle at 12% 12%,rgba(0,245,255,.09),transparent 27rem),radial-gradient(circle at 90% 87%,rgba(255,60,172,.08),transparent 28rem),linear-gradient(145deg,#03050d,#071126 58%,#10072b)
}
.about-not-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(3rem,7vw,7rem);align-items:center}
.about-not-copy h2{font-size:clamp(2.8rem,5.2vw,5.5rem);line-height:.92;letter-spacing:-.067em;margin:.7rem 0 1.3rem}.about-not-copy p{color:#a7b3d3}
.about-not-list{display:grid;gap:.7rem}
.about-not-list article{display:grid;grid-template-columns:54px 1fr;gap:.9rem;padding:1rem;border-radius:16px;background:linear-gradient(145deg,rgba(14,28,65,.9),rgba(21,12,59,.78));border:1px solid rgba(255,60,172,.12);box-shadow:0 18px 45px rgba(0,0,0,.14)}
.about-not-list>article>span{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:rgba(255,60,172,.08);color:var(--magenta);font-size:1.1rem}
.about-not-list b{display:block}.about-not-list p{margin:.2rem 0 0;color:#95a2c2;font-size:.82rem}

/* Region */
.about-region-section{padding:clamp(6rem,10vw,10rem) 0;background:#fff;color:#0b1020}
.region-card{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(3rem,6vw,6rem);align-items:center;padding:clamp(2rem,5vw,4rem);border-radius:28px;background:#f6f8ff;border:1px solid #dfe6f7;box-shadow:0 28px 80px rgba(45,58,126,.07)}
.region-copy h2{font-size:clamp(2.8rem,5.2vw,5.5rem);line-height:.92;letter-spacing:-.067em;margin:.7rem 0 1.3rem}.region-copy p{color:var(--ds-text-muted-light)}
.region-visual{position:relative;min-height:430px}
.region-ring{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border-radius:50%;border:1px solid rgba(49,92,255,.15)}.rg-one{width:330px;height:330px}.rg-two{width:230px;height:230px;border-style:dashed;border-color:rgba(139,92,246,.18)}
.region-origin{position:absolute;z-index:3;left:50%;top:50%;transform:translate(-50%,-50%);width:120px;height:120px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,#00cbd9,#596dff,#8b5cf6);color:#fff;font-size:.62rem;letter-spacing:.08em;font-weight:950;box-shadow:0 0 55px rgba(85,114,255,.24)}
.region-ray{position:absolute;left:50%;top:50%;height:1px;transform-origin:left;background:linear-gradient(90deg,rgba(85,114,255,.7),transparent)}
.ray-one{width:180px;transform:rotate(-35deg)}.ray-two{width:190px;transform:rotate(12deg)}.ray-three{width:170px;transform:rotate(148deg)}
.region-node{position:absolute;padding:.48rem .58rem;border-radius:999px;background:#fff;border:1px solid #dce4f3;color:#4e5f84;font-size:.58rem;font-weight:850;box-shadow:0 12px 30px rgba(45,58,126,.08)}.rn-a{right:7%;top:25%}.rn-b{right:3%;bottom:31%}.rn-c{left:5%;bottom:26%}

/* Final CTA */
.about-final-cta{position:relative;overflow:hidden;text-align:center;padding:clamp(7rem,13vw,12rem) 0;background:radial-gradient(circle at 50% 115%,rgba(85,114,255,.13),transparent 29rem),linear-gradient(180deg,#03050d,#071126)}
.about-final-inner{position:relative;z-index:2}.about-final-inner h2{font-size:clamp(3rem,6.3vw,6.6rem);line-height:.9;letter-spacing:-.073em;max-width:14ch;margin:1rem auto 1.5rem}.about-final-inner p{max-width:780px;margin:0 auto 2rem;color:#a9b5d4;font-size:1.04rem}.about-final-actions{display:flex;justify-content:center;gap:.8rem;flex-wrap:wrap}
.about-final-orb{position:absolute;border-radius:50%;border:1px solid rgba(0,245,255,.14);box-shadow:inset 0 0 85px rgba(85,114,255,.04)}.afo-a{width:590px;height:590px;left:-230px;top:-240px}.afo-b{width:480px;height:480px;right:-190px;bottom:-200px;border-color:rgba(255,60,172,.12)}

/* Responsive */
@media(max-width:1080px){
  .about-hero-layout,.about-name-layout,.about-capability-layout,.about-not-layout,.region-card{grid-template-columns:1fr}
  .about-hero-visual{min-height:590px}
  .principles-grid{grid-template-columns:1fr 1fr}
  .about-name-copy h2{max-width:11ch}
  .name-system-map{min-height:460px}
  .name-flow{grid-template-columns:minmax(0,1fr) 38px minmax(0,1.08fr) 38px minmax(0,1fr)}
  .name-flow-card{min-height:280px;padding:1rem}
  .flow-system{min-height:305px}
}
@media(max-width:860px){
  .about-manifesto-grid{grid-template-columns:1fr}.manifesto-index{position:relative;top:auto;display:flex;justify-content:space-between;align-items:center}.manifesto-index b{font-size:2.8rem;margin:0}
  .system-tabs{grid-template-columns:repeat(2,1fr)}.system-tabs button:last-child{grid-column:1/-1}
  .system-stage{grid-template-columns:1fr}.system-visual{min-height:420px}
  .capability-graph{min-height:500px}
}
@media(max-width:680px){
  .about-hero{padding-top:2.5rem}.about-hero-copy h1{font-size:clamp(3.1rem,14.5vw,5.2rem)}
  .about-proof-row{grid-template-columns:1fr}
  .about-hero-visual{min-height:510px}.brand-core{width:450px;max-width:96vw}.brand-core-center{width:145px;height:145px}.brand-core-center strong{font-size:3.1rem}.brand-node{min-width:104px;padding:.55rem}.afc-b,.afc-c{display:none}
  .name-flow-head{display:none}
  .name-flow{
    grid-template-columns:1fr;
    gap:.7rem;
    padding:.8rem;
  }
  .name-flow-arrow{
    grid-template-columns:1fr auto 1fr;
    width:100%;
  }
  .name-flow-arrow:before,.name-flow-arrow:after{
    content:"";
    height:1px;
    background:linear-gradient(90deg,transparent,rgba(120,144,255,.3));
  }
  .name-flow-arrow:after{background:linear-gradient(90deg,rgba(120,144,255,.3),transparent)}
  .name-flow-arrow i{display:none}
  .name-flow-card,.flow-system{min-height:0;transform:none}
  .name-flow-card p{font-size:.86rem}
  .name-flow-result{flex-wrap:wrap;gap:.45rem .6rem;text-align:center}
  .principles-grid{grid-template-columns:1fr}
  .capability-graph{min-height:460px}.cap-node{min-width:105px;padding:.5rem}.cn-web{left:2%}.cn-maps{right:2%}.cn-qr{right:0}.cn-data{left:0}.cn-lang{right:3%}.cn-lead{left:3%}
}
@media(max-width:520px){
  .system-tabs{grid-template-columns:1fr}.system-tabs button:last-child{grid-column:auto}
  .system-tabs button{min-height:72px}.system-tabs button:not(:last-child){border-right:0;border-bottom:1px solid #dfe5f4}
  .system-loop{width:270px}.system-loop-core{width:110px;height:110px}.system-loop>span{font-size:.45rem}.sl-two{right:-4%}.sl-five{left:-4%}
  .manifesto-copy p{font-size:clamp(2rem,10.5vw,3.4rem)}
  .about-section-heading h2{font-size:clamp(2.6rem,12vw,4.5rem)}
  .region-visual{min-height:360px}.rg-one{width:280px;height:280px}.rg-two{width:190px;height:190px}.region-origin{width:100px;height:100px}
}
@media(prefers-reduced-motion:reduce){
  .about-orbit,.ring-one,.ring-two,.brand-core-beam,.about-signal-track,.system-loop:before,.system-panel{animation:none!important}
}