:root,[data-kiri-ui-scope]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ui-background:#fff;--ui-background-subtle:#f7f7f7;--ui-surface:#fff;--ui-surface-raised:#fff;--ui-surface-selected:#f0f0f0;--ui-surface-disabled:#ededed;--ui-text-primary:#171717;--ui-text-secondary:#6f6f6f;--ui-text-tertiary:#949494;--ui-border-subtle:#e3e3e3;--ui-border-strong:#b8b8b8;--ui-accent:#000;--ui-accent-hover:#2a2a2a;--ui-on-accent:#fff;--ui-danger:#bb3347;--ui-success:#267a4a;--ui-warning:#8a5a00;--ui-info:#000;--ui-focus:#000;--ui-scrim:#0000007a;--ui-text:var(--ui-text-primary);--ui-border:var(--ui-border-strong);--ui-accent-contrast:var(--ui-on-accent);--ui-danger-contrast:#fff;--ui-shadow-color:#0000001f;--ui-font-sans:-apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", 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#17181729;--ui-motion-fast:.16s;--ui-motion-standard:.2s;--ui-motion-emphasized:.28s;--ui-motion-none:0s;--kiri-ui-bg-canvas:var(--ui-background);--kiri-ui-bg-base:var(--ui-background-subtle);--kiri-ui-panel:var(--ui-surface);--kiri-ui-panel-raised:var(--ui-surface-raised);--kiri-ui-text:var(--ui-text-primary);--kiri-ui-text-muted:var(--ui-text-secondary);--kiri-ui-line:var(--ui-border-subtle);--kiri-ui-line-soft:color-mix(in srgb, var(--ui-border-subtle) 72%, transparent);--kiri-ui-accent:var(--ui-accent);--kiri-ui-accent-hover:var(--ui-accent-hover);--kiri-ui-accent-foreground:var(--ui-on-accent);--kiri-ui-danger:var(--ui-danger);--kiri-ui-focus-ring:var(--ui-focus-ring);--kiri-ui-radius-card:var(--ui-radius-card);--kiri-ui-radius-pill:var(--ui-radius-pill);--kiri-ui-shadow-heavy:0 18px 48px #0000006b;--kiri-ui-control-height:38px;--kiri-ui-input-height:42px;--kiri-ui-list-row-height:76px;--kiri-ui-selection-bar-height:48px;--kiri-ui-popover-max-mobile:calc(100vw - 44px);--kiri-ui-layer-content:0;--kiri-ui-layer-sticky:20;--kiri-ui-layer-mobile-nav:30;--kiri-ui-layer-mini-player:35;--kiri-ui-layer-search:40;--kiri-ui-layer-popover:60;--kiri-ui-layer-modal-backdrop:80;--kiri-ui-layer-modal:90;--kiri-ui-layer-modal-popover:100}@media (prefers-reduced-motion:reduce){:root,[data-kiri-ui-scope]{--ui-motion-fast:var(--ui-motion-none);--ui-motion-standard:var(--ui-motion-none);--ui-motion-emphasized:var(--ui-motion-none)}}:root[data-theme=dark],:root[data-site-theme=dark],:root[data-kiri-theme=dark],[data-kiri-ui-scope][data-theme=dark]{--lightningcss-light: 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var(--preference-border,currentColor);border-radius:var(--preference-radius,10px);background:var(--preference-background,transparent);min-width:104px;min-height:42px;color:inherit;cursor:pointer;transition:border-color var(--ui-motion-fast,.16s) ease, background var(--ui-motion-fast,.16s) ease;justify-content:space-between;align-items:center;gap:16px;padding:0 12px 0 14px;display:inline-flex}.preference-select__trigger:hover,.preference-select__trigger[aria-expanded=true]{border-color:var(--preference-border-hover,currentColor);background:var(--ui-background-subtle,var(--preference-background,transparent))}.preference-select__trigger svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.5px;width:16px;height:16px;transition:transform var(--ui-motion-fast,.16s) ease;flex:none}.preference-select__trigger[aria-expanded=true] svg{transform:rotate(180deg)}.preference-select__popover{z-index:80;border:1px solid var(--preference-border,currentColor);border-radius:var(--ui-radius-popover,16px);background:var(--preference-background-raised,var(--preference-background,Canvas));min-width:176px;box-shadow:var(--ui-shadow-raised,0 18px 50px #1718171f);transform-origin:100% 0;animation:preference-popover-in var(--ui-motion-fast,.16s) ease-out;padding:6px;display:grid;position:absolute;top:calc(100% + 8px);right:0}.preference-select__option{border-radius:var(--ui-radius-small,8px);min-height:42px;color:var(--ui-text-secondary,inherit);text-align:left;cursor:pointer;background:0 0;border:0;grid-template-columns:minmax(0,1fr) 18px;align-items:center;gap:16px;padding:0 10px 0 12px;display:grid}.preference-select__option:hover,.preference-select__option:focus-visible{background:var(--ui-background-subtle,transparent);color:var(--ui-text-primary,inherit);outline:0}.preference-select__option[aria-selected=true]{background:var(--ui-surface-selected,transparent);color:var(--ui-text-primary,inherit)}.preference-select__option svg{fill:none;stroke:#0000;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8px;width:16px;height:16px}.preference-select__option[aria-selected=true] svg{stroke:var(--ui-accent,currentColor)}@keyframes preference-popover-in{0%{opacity:0;transform:translateY(-4px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}@media (width<=720px){.site-preferences{gap:6px}.preference-select__trigger{gap:8px;min-width:88px;min-height:38px;padding-inline:10px}.preference-select__popover{min-width:160px}}@media (prefers-reduced-motion:reduce){.site-preferences *,.site-preferences :before,.site-preferences 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var(--ui-border-subtle);min-height:80px;display:flex;position:relative}.ui-brand{align-items:center;gap:10px;min-width:max-content;display:inline-flex}.ui-brand-mark{background:var(--ui-text-primary);width:30px;height:30px;color:var(--ui-background);border-radius:50%;place-items:center;font-family:Georgia,serif;font-size:.96rem;font-style:italic;font-weight:700;display:grid}.ui-brand-mark--image{border-radius:var(--ui-radius-small);background:0 0;overflow:hidden}.ui-brand-mark--image img{object-fit:cover;width:100%;height:100%;display:block}.ui-brand-copy{gap:1px;display:grid}.ui-brand-copy strong{letter-spacing:-.02em;font-size:.96rem}.ui-brand-copy small{color:var(--ui-text-tertiary);font-size:.68rem}.ui-header-actions,.ui-nav,.ui-actions{align-items:center;display:flex}.ui-header-actions{gap:clamp(12px,2vw,28px);min-width:0}.ui-nav{gap:clamp(16px,2.5vw,32px)}.ui-nav a{color:var(--ui-text-secondary);padding-block:10px;font-size:.88rem;position:relative}.ui-nav a:after{content:"";transform-origin:100%;height:1px;transition:transform var(--ui-motion-fast) ease;background:currentColor;position:absolute;bottom:5px;left:0;right:0;transform:scaleX(0)}.ui-nav a:hover{color:var(--ui-text-primary)}.ui-nav a:hover:after{transform-origin:0;transform:scaleX(1)}.ui-button{justify-content:center;align-items:center;gap:var(--ui-space-3);border-radius:var(--ui-radius-control);min-height:50px;color:var(--ui-text-primary);cursor:pointer;transition:background var(--ui-motion-fast) ease, border-color var(--ui-motion-fast) ease, color var(--ui-motion-fast) ease, transform var(--ui-motion-fast) ease;background:0 0;border:1px solid #0000;padding:0 20px;font-size:.92rem;font-weight:650;display:inline-flex}.ui-button:hover{transform:translateY(-1px)}.ui-button--primary{background:var(--ui-accent);color:var(--ui-on-accent)}.ui-button--primary:hover{background:var(--ui-accent-hover)}.ui-button--secondary{border-color:var(--ui-border-subtle);background:var(--ui-surface)}.ui-button--secondary:hover{border-color:var(--ui-border-strong)}.ui-button:disabled,.ui-button[aria-disabled=true]{border-color:var(--ui-border-subtle);background:var(--ui-surface-disabled);color:var(--ui-text-tertiary);cursor:not-allowed;transform:none}.ui-header-cta{min-height:42px;padding-inline:16px}.ui-kicker{color:var(--ui-text-secondary);letter-spacing:.1em;text-transform:uppercase;align-items:center;gap:9px;margin:0;font-size:.76rem;font-weight:650;display:inline-flex}.ui-kicker:before{background:var(--ui-accent);content:"";border-radius:50%;width:8px;height:8px}.ui-display{letter-spacing:-.07em;margin:0;font-size:clamp(3.35rem,7vw,6.75rem);font-weight:540;line-height:.96}.ui-display span{color:var(--ui-text-secondary);display:block}:root[data-site-locale=zh] .ui-display{letter-spacing:-.055em;font-size:clamp(3.2rem,5.3vw,5.5rem)}.ui-page-title{letter-spacing:-.055em;margin:0;font-size:clamp(2.5rem,5vw,4.8rem);font-weight:560;line-height:1}.ui-section-title{letter-spacing:-.045em;margin:0;font-size:clamp(2rem,3.8vw,3.6rem);font-weight:560;line-height:1.08}.ui-lead{max-width:680px;color:var(--ui-text-secondary);margin:0;font-size:clamp(1.02rem,1.4vw,1.22rem);line-height:1.75}.ui-actions{gap:var(--ui-space-3);flex-wrap:wrap}.ui-card{border:1px solid var(--ui-border-subtle);border-radius:var(--ui-radius-card);background:var(--ui-surface)}.ui-card--raised{box-shadow:var(--ui-shadow-raised)}.ui-card--selected{background:var(--ui-surface-selected)}.ui-list{margin:0;padding:0;list-style:none}.ui-list-row{border-bottom:1px solid var(--ui-border-subtle)}.ui-list-row:last-child{border-bottom:0}.ui-status{color:var(--ui-text-secondary);align-items:center;gap:8px;font-size:.8rem;font-weight:650;display:inline-flex}.ui-status:before{background:var(--ui-text-tertiary);content:"";border-radius:50%;width:8px;height:8px}.ui-status--active:before{background:var(--ui-success)}.ui-status--warning:before{background:var(--ui-warning)}.ui-status--danger:before{background:var(--ui-danger)}.ui-page{gap:var(--ui-space-5);padding-block:var(--ui-space-7);display:grid}.ui-footer{gap:var(--ui-space-6);margin-top:var(--ui-space-7);padding-block:var(--ui-space-6);border-top:1px solid var(--ui-border-subtle);color:var(--ui-text-secondary);grid-template-columns:1fr auto auto;align-items:start;display:grid}.ui-footer p{color:var(--ui-text-tertiary);margin:14px 0 0;font-size:.76rem}.ui-footer nav{flex-wrap:wrap;gap:12px 24px;max-width:420px;display:flex}.ui-footer nav a,.ui-footer-contact{font-size:.84rem}.ui-footer nav a:hover,.ui-footer-contact:hover{color:var(--ui-text-primary)}.ui-footer-contact{justify-items:end;gap:5px;font-weight:620;display:grid}.ui-footer-contact span{color:var(--ui-text-tertiary);letter-spacing:.08em;text-transform:uppercase;font-size:.7rem;font-weight:600}a:focus-visible,button:focus-visible,select:focus-visible{outline:3px solid color-mix(in srgb, var(--ui-focus) 72%, transparent);outline-offset:3px}@media (width<=920px){.ui-nav{display:none}.ui-footer{grid-template-columns:1fr 1fr}.ui-footer-contact{grid-column:1/-1;justify-items:start}}@media (width<=680px){:root{--ui-page-edge:20px;--ui-space-7:56px}.ui-header{gap:var(--ui-space-3);min-height:68px}.ui-brand-copy small{display:none}.ui-header-actions{gap:6px}.ui-header-cta{display:none}.ui-display{font-size:clamp(3rem,15vw,4.8rem);line-height:1}.ui-actions,.ui-actions .ui-button{width:100%}.ui-footer{grid-template-columns:1fr}.ui-footer-contact{grid-column:auto}}@media (width<=430px){.ui-brand-copy{display:none}.ui-brand-mark{width:28px;height:28px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (prefers-contrast:more){:root{--ui-border-subtle:var(--ui-border-strong)}}.brand-hero,.brand-approach,.brand-product{width:min(var(--ui-content-max), calc(100% - var(--ui-page-edge) * 2));margin-inline:auto}.brand-hero{grid-template-columns:minmax(0,1.08fr) minmax(360px,.72fr);align-items:end;gap:clamp(48px,8vw,112px);min-height:min(760px,100vh - 80px);padding-block:clamp(80px,10vw,132px);display:grid}.brand-hero__copy{justify-items:start;display:grid}.brand-hero .ui-display{max-width:850px;margin-top:28px}.brand-summary{margin-top:38px}.brand-actions{margin-top:40px}.brand-system{overflow:hidden}.brand-system__header{border-bottom:1px solid var(--ui-border-subtle);color:var(--ui-text-tertiary);letter-spacing:.09em;text-transform:uppercase;justify-content:space-between;padding:18px 20px;font-size:.72rem;font-weight:600;display:flex}.brand-system__list{margin:0;padding:0;list-style:none}.brand-system__list li{border-bottom:1px solid var(--ui-border-subtle);min-height:66px;color:var(--ui-text-secondary);grid-template-columns:28px 56px minmax(0,1fr) auto;align-items:center;gap:12px;padding:0 20px;display:grid}:root[data-site-locale=en] .brand-system__list li{grid-template-columns:28px minmax(86px,auto) minmax(0,1fr) auto}.brand-system__list li.is-active{background:var(--ui-surface-selected);color:var(--ui-text-primary)}.brand-system__number{color:var(--ui-text-tertiary);font-variant-numeric:tabular-nums;font-size:.72rem}.brand-system__list strong{color:var(--ui-text-primary);font-size:.92rem}.brand-system__list li>span:nth-child(3){font-size:.82rem}.brand-system__arrow{color:var(--ui-accent)}.brand-system__note{color:var(--ui-text-secondary);margin:0;padding:22px 20px;font-size:.84rem;line-height:1.65}.brand-approach{border-top:1px solid var(--ui-border-subtle);padding-block:clamp(96px,12vw,160px)}.section-intro{grid-template-columns:1fr 2fr;align-items:start;gap:32px;margin-bottom:clamp(64px,8vw,96px);display:grid}.principle-list{border-top:1px solid var(--ui-border-strong);margin:0;padding:0;list-style:none}.principle-row{border-bottom:1px solid var(--ui-border-subtle);grid-template-columns:56px minmax(240px,.8fr) minmax(300px,1fr);align-items:start;gap:clamp(24px,4vw,64px);padding-block:40px;display:grid}.principle-row__number{color:var(--ui-text-tertiary);font-variant-numeric:tabular-nums;font-size:.76rem}.principle-row__label{color:var(--ui-accent);margin:0 0 12px;font-size:.76rem;font-weight:650}.principle-row h3{letter-spacing:-.035em;margin:0;font-size:clamp(1.4rem,2.2vw,2rem);font-weight:540;line-height:1.25}.principle-row__body{color:var(--ui-text-secondary);margin:0;font-size:1rem;line-height:1.75}.brand-product{grid-template-columns:1.2fr .8fr;margin-bottom:clamp(96px,12vw,160px);display:grid;overflow:hidden}.brand-product__main,.brand-product__details{padding:clamp(40px,6vw,80px)}.brand-product__main{align-content:start;justify-items:start;display:grid}.brand-product .ui-section-title{margin-top:clamp(48px,7vw,92px)}.brand-product__main>p:not(.ui-kicker){max-width:600px;color:var(--ui-text-secondary);margin-block:36px 52px;font-size:1.08rem;line-height:1.75}.brand-product__details{border-left:1px solid var(--ui-border-subtle);background:var(--ui-background-subtle);align-content:space-between;gap:72px;display:grid}.product-status{color:var(--ui-text-secondary);letter-spacing:.06em;text-transform:uppercase;align-items:center;gap:9px;font-size:.82rem;font-weight:650;display:inline-flex}.status-dot{background:var(--ui-success);border-radius:50%;width:8px;height:8px}.product-facts{margin:0}.product-facts div{border-bottom:1px solid var(--ui-border-subtle);grid-template-columns:80px 1fr;gap:20px;padding-block:18px;display:grid}.product-facts dt{color:var(--ui-text-tertiary);font-size:.76rem}.product-facts dd{margin:0;font-size:.92rem;line-height:1.55}.brand-contact{border-top:1px solid var(--ui-border-subtle);grid-template-columns:1fr auto;align-items:end;gap:40px;padding-block:clamp(72px,9vw,112px);display:grid}.brand-footer__lead>p:last-child{letter-spacing:-.035em;max-width:660px;margin:18px 0 0;font-size:clamp(1.4rem,2.4vw,2.2rem);line-height:1.35}.brand-footer__email{border-bottom:1px solid var(--ui-text-primary);align-items:center;gap:18px;padding-bottom:6px;font-weight:620;display:inline-flex}@media (width<=940px){.brand-hero{grid-template-columns:1fr;min-height:auto}.brand-system{width:min(560px,100%)}.section-intro,.brand-product{grid-template-columns:1fr}.principle-row{grid-template-columns:48px 1fr}.principle-row__body{grid-column:2}.brand-product__details{border-top:1px solid var(--ui-border-subtle);border-left:0}}@media (width<=680px){.brand-hero{gap:64px;padding-block:72px 88px}.brand-summary{margin-top:28px}.brand-system__list li{grid-template-columns:24px 48px minmax(0,1fr) auto;gap:8px;padding-inline:16px}:root[data-site-locale=en] .brand-system__list li{grid-template-columns:24px minmax(82px,auto) minmax(0,1fr) auto}.brand-system__list li>span:nth-child(3){text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.brand-approach{padding-block:96px}.section-intro{margin-bottom:56px}.principle-row{grid-template-columns:1fr;gap:12px;padding-block:32px}.principle-row__body{grid-column:auto;margin-top:12px}.brand-product{border-left:0;border-right:0;border-radius:0;width:100%;margin-bottom:88px}.brand-product__main,.brand-product__details{padding:40px 20px}.brand-product .ui-section-title{margin-top:40px}.brand-contact{grid-template-columns:1fr;align-items:start}}