.about-hero{padding-block:clamp(48px,7vw,96px) clamp(32px,5vw,64px);position:relative;overflow:hidden}.about-hero .grid-bg{-webkit-mask-image:radial-gradient(70% 80% at 70% 30%,#000 20%,#0000 100%);mask-image:radial-gradient(70% 80% at 70% 30%,#000 20%,#0000 100%)}.about-grid{z-index:1;grid-template-columns:1.15fr .85fr;align-items:center;gap:clamp(28px,4vw,60px);display:grid;position:relative}.about-grid>*{min-width:0}.about-hero h1{margin:20px 0 22px;font-size:clamp(2.4rem,5.2vw,4.2rem)}.about-scene{aspect-ratio:1;max-width:100%;min-height:300px;position:relative}.about-scene .scene-wrap{position:absolute;inset:0}.story{grid-template-columns:1fr 1fr;align-items:start;gap:clamp(28px,5vw,70px);display:grid}.story .lead{color:var(--ink);letter-spacing:-.02em;font-family:Space Grotesk,sans-serif;font-size:clamp(1.3rem,2.2vw,1.7rem);font-weight:500;line-height:1.4}.story p{color:var(--ink-2);margin-bottom:16px}.values{grid-template-columns:repeat(4,1fr);gap:18px;display:grid}.value .v-ico{border-radius:var(--r-sm);background:var(--surface-2);border:1px solid var(--line);width:48px;height:48px;color:var(--accent);place-items:center;margin-bottom:18px;display:grid}.value .v-ico svg{width:24px;height:24px}.value h3{margin-bottom:8px;font-size:1.2rem}.value p{color:var(--ink-2);font-size:.92rem}.value .vn{letter-spacing:.16em;color:var(--muted);font-family:IBM Plex Mono,monospace;font-size:.62rem}.timeline{flex-direction:column;gap:4px;display:flex;position:relative}.tl-item{border-top:1px solid var(--line);grid-template-columns:120px 1fr;align-items:start;gap:28px;padding:26px 0;display:grid}.tl-item .tl-num{letter-spacing:.18em;color:var(--accent-ink);padding-top:4px;font-family:IBM Plex Mono,monospace;font-size:.78rem}.tl-item h3{margin-bottom:8px;font-size:1.3rem}.tl-item p{color:var(--ink-2);max-width:56ch}.mv-grid{grid-template-columns:1fr 1fr;gap:18px;display:grid}.mv-card .mv-tag{letter-spacing:.18em;color:var(--accent-ink);font-family:IBM Plex Mono,monospace;font-size:.66rem}.mv-card h3{margin:14px 0 10px;font-size:1.4rem}.mv-card p{color:var(--ink-2)}.quality-grid{grid-template-columns:1fr 1fr;gap:16px;display:grid}.q-item{align-items:flex-start;gap:14px;padding:22px;display:flex}.q-item .q-ic{background:var(--surface-2);border:1px solid var(--line);width:34px;height:34px;color:var(--accent);border-radius:50%;flex:none;place-items:center;display:grid}.q-item .q-ic svg{width:17px;height:17px}.q-item p{color:var(--ink-2);font-size:.94rem}.q-item strong{color:var(--ink);margin-bottom:3px;font-family:Space Grotesk,sans-serif;font-size:1.05rem;font-weight:600;display:block}.faq-list{flex-direction:column;gap:12px;max-width:880px;display:flex}.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);transition:border-color .25s,box-shadow .25s;overflow:hidden}.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--shadow-sm)}.faq-item summary{cursor:pointer;color:var(--ink);align-items:center;gap:16px;padding:22px 24px;font-family:Space Grotesk,sans-serif;font-size:clamp(1rem,1.6vw,1.18rem);font-weight:600;list-style:none;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary .q-no{letter-spacing:.12em;color:var(--accent-ink);flex:none;font-family:IBM Plex Mono,monospace;font-size:.72rem}.faq-item summary .chev{width:22px;height:22px;color:var(--muted);transition:transform .3s var(--ease), color .2s;flex:none;margin-left:auto}.faq-item[open] summary .chev{color:var(--accent);transform:rotate(180deg)}.faq-item .faq-a{color:var(--ink-2);padding:0 24px 24px 60px;line-height:1.7}@media (width<=880px){.values{grid-template-columns:1fr 1fr}.mv-grid,.quality-grid{grid-template-columns:1fr}}@media (width<=900px){.about-grid{grid-template-columns:1fr}.about-scene{aspect-ratio:16/10;order:-1;min-height:260px}.story{grid-template-columns:1fr}}@media (width<=760px){.tl-item{grid-template-columns:1fr;gap:8px}}@media (width<=520px){.faq-item summary{gap:12px;padding:18px}.faq-item .faq-a{padding:0 18px 20px}}@media (width<=480px){.values{grid-template-columns:1fr}}