.system-hero{padding:84px 0 94px;background:radial-gradient(circle at 78% 22%,#3f382a 0%,#171a1c 34%,#0b0d0f 74%);border-bottom:1px solid var(--line)}
.system-hero h1{font-size:clamp(58px,8vw,120px);line-height:.92;letter-spacing:-.075em;margin:0 0 28px}.system-hero h1 span{color:var(--gold)}.system-lead{max-width:790px;color:#c2c8c5;font-size:18px;line-height:1.85;margin-bottom:42px}.reference-hero-image{margin:0 0 34px;border:1px solid #3b3f3d;background:#111;overflow:hidden}.reference-hero-image img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}.reference-hero-image figcaption{padding:11px 14px;border-top:1px solid #303432;color:#a9aeab;font:600 11px "DM Sans","Noto Sans Thai",sans-serif;letter-spacing:.07em}
.system-chain{display:grid;grid-template-columns:minmax(135px,1fr) auto minmax(165px,1.15fr) auto minmax(170px,1.15fr) auto minmax(165px,1.1fr) auto minmax(180px,1.2fr);align-items:stretch;gap:10px}.chain-node{min-height:145px;padding:22px 18px;border:1px solid #3b3f3d;background:rgba(16,19,20,.86);display:flex;flex-direction:column;justify-content:center}.chain-node small{font:700 10px "DM Sans",sans-serif;letter-spacing:.16em;color:var(--gold)}.chain-node strong{font-size:20px;line-height:1.2;margin:16px 0 5px}.chain-node span{font-size:12px;color:var(--muted)}.chain-node em{font-style:normal;font-size:12px;color:#f1cf95;margin-top:12px}.chain-ap10{border-color:var(--gold-dark);box-shadow:inset 0 0 0 1px rgba(208,173,115,.08)}.chain-arrow{display:grid;place-items:center;color:var(--gold);font:500 24px "DM Sans",sans-serif}
.system-summary{background:#121517;border-bottom:1px solid var(--line)}.system-facts{display:grid;grid-template-columns:repeat(4,1fr)}.system-facts div{padding:23px 20px;border-right:1px solid var(--line)}.system-facts div:first-child{border-left:1px solid var(--line)}.system-facts span{display:block;color:var(--gold);font:700 10px "DM Sans",sans-serif;letter-spacing:.17em;margin-bottom:5px}.system-facts strong{font-size:14px;font-weight:600}
.system-section{padding-block:96px}.system-section h2{font-size:clamp(40px,5.2vw,72px);font-weight:600;margin:0;letter-spacing:-.05em}.system-section h2 em{color:var(--gold);font-style:normal}.system-dark{background:#121516;border-block:1px solid var(--line)}.system-copy-grid{display:grid;grid-template-columns:minmax(280px,.82fr) minmax(0,1.18fr);gap:clamp(40px,8vw,120px);align-items:start}.system-prose{max-width:720px;color:var(--muted)}.system-prose .lead{font-size:21px;line-height:1.72;color:var(--text);font-weight:500}.system-prose p{margin-bottom:18px}.system-prose strong{color:var(--text)}.inline-link{color:var(--gold);font-weight:700}.inline-link:hover{color:#f3d4a1}
.measure-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:42px}.measure-grid article{padding:26px;border:1px solid var(--line);background:#15191a}.measure-grid span{display:block;font:700 10px "DM Sans",sans-serif;letter-spacing:.15em;color:var(--gold)}.measure-grid strong{display:block;font:600 42px "DM Sans",sans-serif;letter-spacing:-.05em;margin:22px 0 5px}.measure-grid p{color:var(--muted);font-size:14px;margin:0}
.system-spec{background:radial-gradient(circle at 85% 10%,#403728 0%,#171a1b 36%,#0e1112 77%);border-block:1px solid #494132}.system-final-lead{color:#bfc5c2;max-width:640px;font-size:18px}.spec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin-top:44px;border-top:1px solid var(--line);border-left:1px solid var(--line)}.spec-grid div{padding:19px 22px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(16,19,20,.72)}.spec-grid dt{font:700 11px "DM Sans",sans-serif;letter-spacing:.12em;color:var(--gold);margin-bottom:6px}.spec-grid dd{margin:0;font-size:16px;color:#e9e7e1}
.system-closing{background:#0c0f10}.closing-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:9%}.system-prose blockquote{margin:36px 0 0;padding:18px 0 18px 24px;border-left:2px solid var(--gold);color:var(--gold);font:600 24px "DM Sans",sans-serif}
@media(max-width:1050px){.system-chain{grid-template-columns:1fr 1fr;gap:12px}.chain-arrow{display:none}.chain-node:last-child{grid-column:1/-1}.system-facts{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.system-copy-grid,.closing-grid{grid-template-columns:1fr;gap:26px}.measure-grid{grid-template-columns:1fr}.system-chain{grid-template-columns:1fr 1fr}.system-section{padding-block:78px}}
@media(max-width:560px){.system-hero{padding:58px 0 68px}.system-hero h1{font-size:clamp(50px,15vw,74px)}.system-lead{font-size:15px}.system-chain{grid-template-columns:1fr}.chain-node:last-child{grid-column:auto}.system-facts{grid-template-columns:1fr 1fr}.system-facts div{padding:17px 13px}.system-facts strong{font-size:12px}.system-section{padding-block:65px}.system-prose .lead{font-size:18px}.spec-grid{grid-template-columns:1fr}}

/* Tablet standard: 701–1023px */
@media (min-width:701px) and (max-width:1023px){.system-hero{padding:70px 0 82px}.system-hero h1{font-size:clamp(68px,10vw,100px)}.system-lead{font-size:17px}.system-chain{grid-template-columns:1fr 1fr;gap:12px}.chain-arrow{display:none}.chain-node:last-child{grid-column:1/-1}.system-facts{grid-template-columns:repeat(2,1fr)}.system-section{padding-block:82px}.system-copy-grid,.closing-grid{grid-template-columns:1fr;gap:28px}.measure-grid{grid-template-columns:repeat(3,1fr)}.measure-grid article{padding:22px}.measure-grid strong{font-size:36px}.spec-grid{grid-template-columns:repeat(2,1fr)}}