:root{--section-y:clamp(4rem, 8vw, 7rem);--about-display-zh:clamp(2.5rem, 6.4vw, 5rem);--grid-line:color-mix(in srgb, var(--color-text) 5%, transparent)}.about-page{overflow:hidden}.about-container{width:100%;max-width:var(--container);padding-inline:var(--space-5);margin-inline:auto}.about-section{padding-block:var(--section-y);position:relative}.about-section__head{gap:var(--space-3);max-width:64ch;margin-bottom:clamp(2.5rem,6vw,4rem);display:grid}.about-section__title{font-family:var(--font-display);letter-spacing:0;margin:0;font-size:clamp(1.75rem,3.4vw,2.75rem);font-weight:500;line-height:1.2}.about-section__title small{margin-top:var(--space-2);font-family:var(--font-mono);font-size:var(--text-sm);letter-spacing:.04em;color:var(--color-text-muted);font-weight:400;display:block}.about-lead{max-width:56ch;color:var(--color-text-muted);font-size:var(--text-lg);margin:0;line-height:1.75}.about-intro{isolation:isolate;padding-block:clamp(4rem,9vw,7rem) clamp(3rem,6vw,5rem);position:relative}.about-intro:before{content:"";z-index:-1;background-image:linear-gradient(to right, var(--grid-line) 1px, transparent 1px), linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);background-position:50%;background-size:56px 56px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(80% 60% at 50% 40%,#000 50%,#0000 100%);mask-image:radial-gradient(80% 60% at 50% 40%,#000 50%,#0000 100%)}.about-intro__inner{gap:var(--space-6);display:grid;position:relative}.about-intro__title{max-width:12ch;font-family:var(--font-display);font-size:var(--about-display-zh);letter-spacing:.01em;margin:0;font-weight:300;line-height:1.1}.about-intro__title-en{margin:var(--space-3) 0 0;color:var(--color-text-muted);font-family:var(--font-mono);letter-spacing:.08em;font-size:clamp(1rem,2vw,1.25rem)}.about-intro__copy{gap:var(--space-4);max-width:60ch;display:grid}.about-intro__claim{color:var(--color-text);margin:0;font-size:clamp(1.25rem,2.4vw,1.75rem);font-weight:500;line-height:1.55}.about-intro__story{padding-left:var(--space-4);border-left:2px solid var(--color-accent);color:var(--color-text);margin:0;line-height:1.8}.about-intro__note{color:var(--color-text-muted);margin:0;line-height:1.8}.about-principles__list{border-top:1px solid var(--color-border);gap:0;margin:0;padding:0;list-style:none;display:grid}.about-principle{gap:var(--space-4);border-bottom:1px solid var(--color-border);padding-block:clamp(1.75rem,4vw,2.5rem);display:grid}.about-principle__title{margin:0 0 var(--space-2);letter-spacing:-.01em;font-size:clamp(1.375rem,2.6vw,1.875rem);font-weight:600;line-height:1.25}.about-principle__title-en{margin-top:var(--space-1);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.02em;color:var(--color-text-subtle);font-weight:400;display:block}.about-principle__desc{color:var(--color-text-muted);max-width:60ch;margin:0;line-height:1.75}.about-culture__values{gap:var(--space-4);grid-template-columns:1fr;margin:0;padding:0;list-style:none;display:grid}@media (width>=720px){.about-culture__values{grid-template-columns:repeat(2,1fr)}}.about-value{min-height:100%;padding:var(--space-5);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);backdrop-filter:blur(var(--glass-blur)) saturate(1.4);box-shadow:var(--shadow-sm);transition:border-color var(--reveal-duration) var(--reveal-ease), box-shadow var(--reveal-duration) var(--reveal-ease), translate var(--reveal-duration) var(--reveal-ease);flex-direction:column;display:flex;position:relative}@media (hover:hover){.about-value:hover{border-color:color-mix(in srgb, var(--color-accent) 38%, var(--color-border));box-shadow:var(--shadow-glow);translate:0 -2px}}.about-value__title{font-size:var(--text-xl);letter-spacing:-.01em;margin:0;font-weight:600;line-height:1.3}.about-value__title small{margin-top:var(--space-1);color:var(--color-text-muted);font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.04em;font-weight:400;display:block}.about-value__body{max-width:34ch;margin:var(--space-4) 0 0;color:var(--color-text-muted);line-height:1.75}.about-facts__list{border-top:1px solid var(--color-border);grid-template-columns:1fr;gap:0;margin:0;display:grid}.about-facts__item{gap:var(--space-2);padding:var(--space-5) 0;border-bottom:1px solid var(--color-border);display:grid}@media (width>=720px){.about-facts__list{grid-template-columns:repeat(2,1fr)}.about-facts__item{padding:var(--space-5)}.about-facts__item:nth-child(odd){border-right:1px solid var(--color-border)}}@media (width>=1080px){.about-facts__list{grid-template-columns:repeat(4,1fr)}.about-facts__item{border-right:1px solid var(--color-border)}.about-facts__item:last-child{border-right:0}}.about-facts__label{font-family:var(--font-mono);font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;color:var(--color-text-subtle)}.about-facts__value{font-size:var(--text-lg);color:var(--color-text);margin:0;font-weight:500;line-height:1.4}@media (width>=720px){.about-container{padding-inline:var(--space-6)}}@media (width>=960px){.about-intro__inner{grid-template-columns:minmax(0,1fr) minmax(0,.9fr);align-items:end}.about-intro__copy{margin-bottom:var(--space-2)}}@media (prefers-reduced-motion:reduce){.about-intro:before{-webkit-mask-image:none;mask-image:none}}@media print{.about-intro:before,.cs-aurora{display:none}.about-section,.about-intro{padding-block:2rem}}