.about-main{display:block;width:min(100% - 40px,1120px);margin:0 auto;padding:30px 0 72px}
.about-kicker{margin:0;color:var(--teal-dark);font-size:.74rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase}
.about-hero{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:30px;align-items:center;padding:clamp(28px,5vw,54px);border:1px solid var(--line);border-radius:22px;background:linear-gradient(145deg,color-mix(in srgb,var(--surface) 95%,var(--theme-1) 5%),color-mix(in srgb,var(--surface-2) 88%,var(--theme-3) 12%));box-shadow:0 18px 44px -30px color-mix(in srgb,var(--ink) 50%,transparent)}
.about-hero::before,.about-detail-hero::before{content:"";position:absolute;inset:0 0 auto;height:7px;background:linear-gradient(90deg,var(--theme-1) 0 33.333%,var(--theme-2) 33.333% 66.666%,var(--theme-3) 66.666%)}
.about-hero h1,.about-detail-hero h1{margin:10px 0 14px;max-width:760px;font-size:clamp(2.2rem,6vw,4.5rem);line-height:.98;letter-spacing:-.055em;text-wrap:balance}
.about-hero-copy>p:last-of-type,.about-detail-copy>p:last-of-type{max-width:660px;margin:0;color:var(--muted);font-size:1.08rem;line-height:1.65}
.about-hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.about-primary,.about-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 20px;border-radius:999px;font-weight:850;text-decoration:none;transition:transform .18s ease,box-shadow .18s ease}
.about-primary{border:2px solid var(--theme-1);background:var(--theme-1);color:var(--theme-1-ink);box-shadow:0 4px 0 color-mix(in srgb,var(--theme-1) 28%,transparent)}
.about-secondary{border:2px solid color-mix(in srgb,var(--theme-3) 60%,var(--line));background:color-mix(in srgb,var(--theme-3) 8%,var(--surface));color:var(--ink)}
.about-primary:hover,.about-secondary:hover{transform:translateY(-2px);box-shadow:0 6px 0 color-mix(in srgb,var(--ink) 16%,transparent)}
.about-hero-board{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.about-hero-board span{display:grid;gap:2px;padding:18px 14px;border:1px solid var(--line);border-top:5px solid var(--theme-2);border-radius:14px;background:color-mix(in srgb,var(--surface) 86%,transparent);text-align:center;color:var(--muted);font-size:.8rem;font-weight:750}
.about-hero-board span:nth-child(2n){border-top-color:var(--theme-3)}.about-hero-board b{color:var(--ink);font-size:1.45rem}
.about-promise{display:flex;align-items:center;gap:16px;margin:18px 0 42px;padding:18px 22px;border:1px solid color-mix(in srgb,var(--theme-2) 40%,var(--line));border-radius:16px;background:color-mix(in srgb,var(--theme-2) 8%,var(--surface))}
.about-promise-mark{flex:0 0 auto;width:48px;height:48px;display:grid;place-items:center;border-radius:50%;background:var(--theme-2);color:#fff;font-weight:950}.about-promise p{margin:0 0 3px;color:var(--teal-dark);font-size:.75rem;font-weight:900;text-transform:uppercase;letter-spacing:.06em}.about-promise strong{line-height:1.45}
.about-section-head{max-width:700px}.about-section-head h2,.about-start-route h2,.about-final h2,.about-how h2{margin:6px 0 8px;font-size:clamp(1.65rem,4vw,2.45rem);line-height:1.1;letter-spacing:-.03em}.about-section-head>p:last-child{margin:0;color:var(--muted);line-height:1.6}
.about-feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:22px}.about-feature-card{position:relative;overflow:hidden;display:grid;grid-template-rows:210px 1fr;border:1px solid var(--line);border-top:6px solid var(--theme-1);border-radius:18px;background:var(--surface);box-shadow:0 12px 30px -24px color-mix(in srgb,var(--ink) 58%,transparent)}.about-feature-card:last-child{grid-column:1/-1;grid-template-columns:minmax(300px,.85fr) minmax(0,1.15fr);grid-template-rows:auto}.about-accent-two{border-top-color:var(--theme-2)}.about-accent-three{border-top-color:var(--theme-3)}
.about-feature-visual{min-width:0;display:grid;place-items:center;overflow:hidden;background:color-mix(in srgb,var(--surface-2) 76%,var(--theme-2) 8%);text-decoration:none}.about-shot{width:100%;height:100%;display:grid;place-items:center;overflow:hidden}.about-shot img{display:block;max-width:100%;max-height:100%;width:auto;height:auto}.about-feature-card:not(:last-child) .about-shot img{width:100%;height:100%;object-fit:cover;object-position:top left}.about-feature-copy{display:flex;flex-direction:column;padding:20px}.about-feature-label{display:flex;justify-content:space-between;gap:10px;margin:0;color:var(--muted);font-size:.72rem;font-weight:850;text-transform:uppercase;letter-spacing:.07em}.about-feature-label span{color:var(--green)}.about-feature-card h3{margin:7px 0 8px;font-size:1.55rem}.about-feature-card h3 a{color:var(--ink);text-decoration:none}.about-feature-copy>p:not(.about-feature-label){margin:0;color:var(--muted);line-height:1.6}.about-card-actions{display:flex;flex-wrap:wrap;align-items:center;gap:13px;margin-top:auto;padding-top:18px}.about-learn-link,.about-open-link{font-weight:850;text-underline-offset:3px}.about-learn-link{color:var(--teal-dark)}.about-open-link{color:var(--muted);font-size:.85rem}
.about-game-strip{display:grid;grid-template-columns:repeat(5,minmax(48px,1fr));gap:12px;align-items:center;width:min(100%,460px);padding:26px}.about-game-strip img{display:block;width:100%;height:auto;border-radius:13px}
.about-start-route{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:34px;margin-top:48px;padding:28px;border:1px solid var(--line);border-radius:20px;background:var(--panel)}.about-start-route>div>p:last-child{color:var(--muted);line-height:1.65}.about-start-route ol{display:grid;gap:10px;margin:0;padding:0;list-style:none}.about-start-route li{display:grid;grid-template-columns:90px 1fr;gap:12px;padding:13px 15px;border:1px solid var(--line);border-left:5px solid var(--theme-2);border-radius:12px;background:var(--surface)}.about-start-route li:nth-child(2){border-left-color:var(--theme-1)}.about-start-route li:nth-child(3){border-left-color:var(--theme-3)}.about-start-route span{color:var(--muted);line-height:1.45}
.about-final{margin-top:40px;padding:34px;border-radius:20px;background:linear-gradient(135deg,color-mix(in srgb,var(--theme-1) 11%,var(--surface)),color-mix(in srgb,var(--theme-3) 10%,var(--surface)));text-align:center}.about-final p{margin:0 0 18px;color:var(--muted)}.about-final .about-kicker{margin-bottom:4px;color:var(--teal-dark)}
.about-back{display:inline-flex;margin:0 0 18px;color:var(--teal-dark);font-weight:850;text-underline-offset:3px}.about-detail-hero{position:relative;overflow:hidden;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);gap:34px;align-items:center;padding:clamp(26px,5vw,46px);border:1px solid var(--line);border-radius:22px;background:var(--panel)}.about-detail-hero h1{font-size:clamp(2rem,5vw,3.5rem);line-height:1.02}.about-detail-visual{min-width:0;max-height:370px;display:grid;place-items:center;overflow:hidden;padding:14px;border:1px solid var(--line);border-radius:16px;background:var(--surface-2)}.about-detail-visual .about-shot{max-height:340px}.about-detail-visual .about-shot img{width:100%;height:100%;object-fit:contain}.about-detail-visual .about-game-strip{padding:10px;grid-template-columns:repeat(3,minmax(50px,1fr))}
.about-benefits{margin-top:42px}.about-benefit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}.about-benefit-grid article{padding:22px;border:1px solid var(--line);border-top:5px solid var(--theme-2);border-radius:15px;background:color-mix(in srgb,var(--surface) 78%,transparent)}.about-benefit-grid article:nth-child(3n+2){border-top-color:var(--theme-1)}.about-benefit-grid article:nth-child(3n){border-top-color:var(--theme-3)}.about-benefit-grid article>span{color:var(--muted);font-size:.72rem;font-weight:900}.about-benefit-grid h3{margin:6px 0 8px;font-size:1.15rem}.about-benefit-grid p{margin:0;color:var(--muted);line-height:1.68}
.about-word-types{margin-top:42px;padding-top:30px;border-top:2px solid var(--line)}.about-word-types>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:18px}.about-word-types a{display:grid;gap:4px;padding:17px;border:1px solid var(--line);border-top:5px solid var(--theme-2);border-radius:14px;background:var(--surface);color:var(--ink);text-decoration:none;transition:transform .18s ease,border-color .18s ease}.about-word-types a:nth-child(3n+2){border-top-color:var(--theme-1)}.about-word-types a:nth-child(3n){border-top-color:var(--theme-3)}.about-word-types a:hover{transform:translateY(-2px);border-color:var(--theme-1)}.about-word-types span{color:var(--muted);font-size:.7rem;font-weight:850;text-transform:uppercase}.about-word-types strong{font-size:1.08rem}.about-word-types small{color:var(--muted);font-size:.8rem}
.about-how{display:grid;grid-template-columns:minmax(220px,.7fr) minmax(0,1.3fr);gap:32px;margin-top:42px;padding-top:30px;border-top:2px solid var(--line)}.about-how ol{display:grid;gap:10px;margin:0;padding:0;list-style:none}.about-how li{display:flex;align-items:flex-start;gap:13px;padding:13px 15px;border-radius:12px;background:var(--surface-2)}.about-how li span{flex:0 0 auto;width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:var(--theme-1);color:var(--theme-1-ink);font-weight:900}.about-how li p{margin:3px 0 0;line-height:1.5}
.about-direct{display:flex;align-items:center;gap:18px;margin-top:38px;padding:20px 22px;border:1px solid var(--line);border-left:7px solid var(--theme-3);border-radius:15px;background:var(--panel)}.about-direct>div{flex:1;display:grid;gap:3px}.about-direct p{margin:0;color:var(--muted);font-size:.72rem;font-weight:850;text-transform:uppercase}.about-direct strong{font-size:1.1rem}
.about-related{margin-top:46px}.about-related>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:16px}.about-related a{display:grid;gap:5px;padding:18px;border:1px solid var(--line);border-top:5px solid var(--theme-2);border-radius:14px;background:var(--surface);color:var(--ink);text-decoration:none}.about-related a:nth-child(2){border-top-color:var(--theme-1)}.about-related a:nth-child(3){border-top-color:var(--theme-3)}.about-related a span{color:var(--muted);font-size:.7rem;font-weight:850;text-transform:uppercase}.about-related a strong{font-size:1.08rem}.about-related a small{color:var(--muted);font-size:.82rem;line-height:1.5}
@media(max-width:820px){.about-main{width:min(100% - 24px,1120px);padding-top:18px}.about-hero,.about-detail-hero{grid-template-columns:1fr}.about-hero h1{font-size:clamp(2.35rem,10vw,3.4rem)}.about-hero-board{grid-template-columns:repeat(4,minmax(0,1fr))}.about-detail-visual{max-height:300px}.about-start-route,.about-how{grid-template-columns:1fr}.about-related>div{grid-template-columns:1fr}.about-word-types>div{grid-template-columns:repeat(2,minmax(0,1fr))}.about-feature-card:last-child{grid-template-columns:1fr;grid-template-rows:190px 1fr}}
@media(max-width:600px){.about-main{width:min(100% - 16px,1120px);padding-bottom:50px}.about-hero,.about-detail-hero{padding:24px 18px;border-radius:17px;gap:22px}.about-hero h1,.about-detail-hero h1{font-size:2.05rem;letter-spacing:-.04em}.about-hero-copy>p:last-of-type,.about-detail-copy>p:last-of-type{font-size:.95rem;line-height:1.55}.about-hero-actions{display:grid;grid-template-columns:1fr}.about-hero-actions a{width:100%}.about-hero-board{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.about-hero-board span{padding:12px 8px}.about-promise{align-items:flex-start;margin-bottom:32px;padding:15px}.about-promise-mark{width:40px;height:40px}.about-promise strong{font-size:.9rem}.about-feature-grid{grid-template-columns:1fr;gap:12px}.about-feature-card,.about-feature-card:last-child{grid-column:auto;grid-template-columns:1fr;grid-template-rows:155px 1fr;border-radius:15px}.about-feature-copy{padding:16px}.about-feature-card h3{font-size:1.3rem}.about-card-actions{align-items:flex-start;flex-direction:column;gap:9px;padding-top:14px}.about-game-strip{gap:7px;padding:16px}.about-start-route{gap:18px;margin-top:34px;padding:19px}.about-start-route li{grid-template-columns:70px 1fr;padding:11px}.about-final{padding:26px 18px}.about-benefit-grid{grid-template-columns:1fr;gap:10px}.about-benefit-grid article{padding:17px}.about-detail-visual{max-height:235px;padding:9px}.about-how{gap:14px;margin-top:34px}.about-direct{align-items:stretch;flex-direction:column}.about-direct .about-primary{width:100%}}