.promise{background:var(--paper-raised);border-block:1px solid var(--line);overflow:hidden}.promise-head{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1fr);gap:1.8rem clamp(2rem,5vw,5rem);align-items:start}.promise-head>.eyebrow{grid-column:1/-1;margin-bottom:0}.promise-title-main{display:block;font-size:clamp(2rem,1.35rem + 1.65vw,3rem);line-height:1.35;letter-spacing:-.025em}.promise-title-follow{display:block;margin-top:1.15rem;max-inline-size:23em;font-family:var(--font-sans);font-size:clamp(1.05rem,.9rem + .3vw,1.25rem);font-weight:500;line-height:1.7;letter-spacing:0;white-space:normal}.promise-copy,.promise-title-follow{text-wrap:pretty;color:var(--ink-soft)}.promise-copy{display:grid;gap:1rem;max-inline-size:34em;padding-top:.3rem;font-size:1rem;line-height:1.9}.promise-copy p:first-child{font-size:1.08rem}.promise-copy p:last-child{color:var(--muted);font-size:.94rem}.promise-copy strong{font-weight:600;color:var(--ink);word-break:keep-all;unicode-bidi:isolate}.promise-copy:lang(ja),.promise-copy:lang(zh),.promise-copy:lang(zh-Hant){word-break:normal;overflow-wrap:normal;line-break:strict}.promise-manifesto{position:relative;display:flex;flex-wrap:wrap;align-items:baseline;gap:.35em clamp(1.2rem,3vw,2.8rem);margin-block:clamp(2.5rem,4vw,3.5rem);padding-block:clamp(1.4rem,2.4vw,2rem);border-block:1px solid var(--line-strong);font-family:var(--font-display);font-weight:600;font-size:clamp(1.7rem,.8rem + 2vw,2.9rem);line-height:1.3;letter-spacing:-.025em;padding-inline-end:clamp(0px,8vw,7rem)}.manifesto-word{position:relative;display:inline-flex;align-items:flex-start;gap:.3rem;min-inline-size:0;max-inline-size:100%;transition:color var(--duration-normal)}.manifesto-label{min-inline-size:0;overflow-wrap:anywhere;hyphens:auto}.manifesto-index,.manifesto-word:hover,.manifesto-word:last-of-type{color:var(--seal)}.manifesto-index{font-family:var(--font-mono);font-size:.7rem;font-weight:500;letter-spacing:.08em;margin-top:.7em}.manifesto-seal{position:absolute;inset-inline-end:0;top:50%;width:clamp(64px,6vw,88px);color:var(--seal);opacity:.9;transform:translateY(-50%) rotate(-14deg)}.promise-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.pillar{position:relative;display:flex;flex-direction:column;gap:.7rem;padding:1.8rem 1.5rem 1.6rem;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-m);transition:transform var(--duration-normal) var(--ease-out-expo),border-color var(--duration-normal),box-shadow var(--duration-normal)}.pillar:before{content:"";position:absolute;inset-inline:1.5rem;top:-1px;height:3px;background:var(--seal);transform:scaleX(.18);transform-origin:left;transition:transform var(--duration-slow) var(--ease-out-expo)}.pillar:hover{transform:translateY(-4px);border-color:var(--ink);box-shadow:0 26px 44px -30px #0e162073}.pillar:hover:before{transform:scaleX(1)}.pillar-word{font-family:var(--font-display);font-size:clamp(1.7rem,1.3rem + 1vw,2.2rem);font-weight:700;letter-spacing:-.03em;color:var(--seal);line-height:1.2;overflow-wrap:anywhere;hyphens:auto}.pillar h3{font-size:1rem;letter-spacing:0}.pillar-text{color:var(--muted);font-size:1rem;line-height:var(--leading-copy)}.pillar-proof{margin-top:auto;padding-top:1.1rem;border-top:1px dashed var(--line-strong)}.pillar-proof-label{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--seal);margin-bottom:.6rem}.pillar-proof ul{display:grid;gap:.45rem}.pillar-proof li{display:flex;gap:.5rem;align-items:flex-start;font-size:1rem;font-weight:500;line-height:1.75}.pillar-proof li svg{flex-shrink:0;margin-top:.2rem;color:var(--verified)}.motto-signature{display:inline-flex;align-items:center;gap:.65rem;margin-top:1.6rem;font-family:var(--font-display);font-weight:600;font-size:.98rem;letter-spacing:-.01em;color:var(--ink-soft)}.motto-night{color:var(--night-text)}.motto-seal{width:26px;height:26px;color:var(--seal);flex-shrink:0}.motto-signature>span{min-inline-size:0;overflow-wrap:anywhere}.motto-signature:lang(ar),.motto-signature:lang(hi),.motto-signature:lang(th),.pillar-word:lang(ar),.pillar-word:lang(hi),.pillar-word:lang(th),.promise-manifesto:lang(ar),.promise-manifesto:lang(hi),.promise-manifesto:lang(th){font-family:var(--font-sans);letter-spacing:0;line-height:1.5}@media (max-width:1100px){.promise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:860px){.promise-head{grid-template-columns:1fr;gap:1.5rem}.promise-copy{padding-top:0}.promise-manifesto{padding-inline-end:0}.manifesto-seal{display:none}}@media (max-width:600px){.promise-grid{grid-template-columns:1fr}.promise-title-follow{margin-top:.85rem}.promise-manifesto{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem 1rem;font-size:clamp(1.35rem,4.8vw,1.7rem)}}.site-footer{padding-top:clamp(4rem,8vw,7rem);overflow:hidden}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;column-gap:clamp(2rem,5vw,5rem);row-gap:1rem;padding-bottom:1rem;border-bottom:1px solid var(--night-line)}.footer-brand p{margin-top:1.4rem;color:var(--night-muted);max-width:22rem}.footer-title{font-family:var(--font-mono);font-size:var(--text-micro);letter-spacing:.14em;text-transform:uppercase;color:var(--night-muted);font-weight:500;margin-bottom:1.2rem}.site-footer ul{display:grid;gap:.6rem}.footer-contacts a,.site-footer ul a{transition:color var(--duration-fast)}.footer-contacts a:hover,.site-footer ul a:hover{color:#ef7a62}.footer-contacts{display:grid;gap:.8rem}.footer-contacts dt{font-size:.75rem;color:var(--night-muted)}.footer-contacts dd{font-size:.95rem}.footer-muted{color:var(--night-muted);font-size:.9rem}.footer-bkitai{grid-column:1/-1;justify-self:end;display:inline-flex;color:var(--night-text);opacity:.85;transition:opacity var(--duration-fast)}.footer-bkitai:focus-visible,.footer-bkitai:hover{opacity:1}.footer-bkitai-logo{display:block;width:6rem;max-width:100%;aspect-ratio:354.44/143.33;background:currentColor;-webkit-mask:url(/brand/bkitai.svg) center/contain no-repeat;mask:url(/brand/bkitai.svg) center/contain no-repeat}.footer-giant{font-family:var(--font-display);font-weight:700;font-size:clamp(4rem,17vw,16rem);line-height:.8;letter-spacing:-.04em;padding-top:2.5rem;color:transparent;-webkit-text-stroke:1px var(--night-line);user-select:none;white-space:nowrap;direction:ltr}.footer-legal{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-block:1.6rem 2rem;font-size:.78rem;color:var(--night-muted)}@media (max-width:860px){.footer-grid{grid-template-columns:1fr;row-gap:clamp(2rem,5vw,5rem)}}.site-header{position:sticky;top:0;z-index:50;height:76px;transition:background var(--duration-normal),box-shadow var(--duration-normal)}.site-header[data-scrolled=true]{background:color-mix(in srgb,var(--paper) 86%,transparent);backdrop-filter:blur(18px) saturate(1.3);box-shadow:0 1px 0 var(--line)}.header-inner{height:76px;display:flex;align-items:center;gap:2rem}.header-brand{flex-shrink:0}.wordmark{display:block;width:220px;aspect-ratio:462.72/143.33;color:var(--ink);background:currentColor;mask:url(/brand/xhy-trading.svg) center/contain no-repeat}.wordmark-paper{color:var(--night-text)}.header-nav{display:flex;gap:clamp(1.2rem,2.4vw,2.4rem);margin-inline-start:auto}.header-nav a{position:relative;font-size:.9rem;font-weight:520;color:var(--ink-soft);padding-block:.4rem}.header-nav a:after{content:"";position:absolute;inset-inline:0;bottom:0;height:1px;background:var(--seal);transform:scaleX(0);transform-origin:left;transition:transform var(--duration-normal) var(--ease-out-expo)}.header-nav a:hover:after,.header-nav a[aria-current=page]:after{transform:scaleX(1)}.header-nav a[aria-current=page]{color:var(--ink)}.header-actions{display:flex;align-items:center;gap:1rem}.header-cta{min-height:42px;padding:.55rem 1.1rem;font-size:.85rem}.language{position:relative}.language-button{display:inline-flex;align-items:center;gap:.45rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.04em;color:var(--muted);padding:.6rem .2rem}.language-button:hover{color:var(--ink)}.language-list{position:absolute;inset-inline-end:0;top:calc(100% + 10px);width:200px;max-height:min(70vh,520px);overflow-y:auto;padding:.4rem;background:var(--paper-raised);border:1px solid var(--line);border-radius:var(--radius-m);box-shadow:var(--shadow-float)}.language-list a{display:block;padding:.55rem .75rem;border-radius:var(--radius-s);font-size:.88rem}.language-list a:hover{background:var(--paper-sunk)}.language-list a[aria-current=page]{background:var(--ink);color:var(--paper-raised)}.menu-button{display:none;width:44px;height:44px;align-items:center;justify-content:center;border-radius:50%;border:1px solid var(--line)}.mobile-nav{display:none}@media (max-width:1020px){.header-cta,.header-nav{display:none}.header-actions{margin-inline-start:auto}.menu-button{display:inline-flex}.mobile-nav{position:absolute;top:76px;inset-inline:0;background:var(--paper);padding:.5rem var(--gutter) 1.5rem;box-shadow:0 30px 40px -30px #0e162040}.mobile-nav,.mobile-nav a{display:grid;border-bottom:1px solid var(--line)}.mobile-nav a{grid-template-columns:2.6rem 1fr auto;align-items:center;padding:1rem 0;font-family:var(--font-display);font-size:1.3rem;font-weight:600}.mobile-index{font-family:var(--font-mono);font-size:.7rem;color:var(--seal)}}@media (max-width:480px){.header-inner{gap:1rem}.header-actions{gap:.75rem}.header-brand .wordmark{width:clamp(130px,40vw,170px)}}