:root{--ink:#121212;--muted:#6f6f6f;--line:#e6e6e3;--paper:#fff;--wash:#f6f6f3;--accent:#f34e4e;--shadow:0 28px 80px rgba(0,0,0,.14)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.6}
button,input{font:inherit}
a{color:inherit;text-decoration:none}
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;height:68px;padding:0 max(24px,calc((100vw - 1240px)/2));border-bottom:1px solid rgba(0,0,0,.07);background:rgba(255,255,255,.9);backdrop-filter:blur(18px)}
.brand img{display:block;width:154px;height:auto}.topbar nav{display:flex;gap:30px;font-size:14px;color:#595959}.topbar nav a:hover{color:#000}
.notice{display:flex;align-items:center;justify-content:center;gap:9px;min-height:42px;padding:8px 20px;border-bottom:1px solid var(--line);background:var(--wash);font-size:13px;color:#5f5f5f;text-align:center}.notice span{width:7px;height:7px;border-radius:50%;background:#f2a900;box-shadow:0 0 0 4px rgba(242,169,0,.13)}
.hero{max-width:1240px;margin:auto;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.55fr);gap:70px;align-items:end;padding:82px 24px 76px}.eyebrow{margin:0 0 14px;font-size:12px;font-weight:750;letter-spacing:.17em;color:#747474}.hero h1{margin:0;font-size:clamp(46px,6.5vw,88px);line-height:1.02;letter-spacing:-.065em;font-weight:720}.lede{max-width:680px;margin:28px 0 30px;color:#626262;font-size:18px;line-height:1.8}.primary{display:inline-flex;align-items:center;gap:25px;padding:13px 20px;border-radius:999px;background:#111;color:#fff;font-size:14px;font-weight:650}.primary:hover{background:#000}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--wash)}.hero-stats div{min-width:0;padding:25px 16px;border-right:1px solid var(--line)}.hero-stats div:last-child{border-right:0}.hero-stats strong,.hero-stats span{display:block}.hero-stats strong{font-size:26px;line-height:1.2}.hero-stats span{margin-top:7px;color:#787878;font-size:12px}
.catalog{padding:72px max(24px,calc((100vw - 1240px)/2)) 96px;border-top:1px solid var(--line);background:var(--wash)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px}.section-head h2,.about h2{margin:0;font-size:clamp(32px,4vw,50px);letter-spacing:-.05em;line-height:1.05}.section-head>p{margin:0;color:#777;font-size:14px}.toolbar{position:sticky;top:68px;z-index:15;margin:34px 0 30px;padding:16px;border:1px solid var(--line);border-radius:20px;background:rgba(255,255,255,.94);backdrop-filter:blur(16px)}.search{height:48px;display:flex;align-items:center;gap:12px;padding:0 17px;border:1px solid #dededb;border-radius:14px;background:#fafaf8}.search span{font-size:24px;line-height:1;color:#777;transform:translateY(-1px)}.search input{width:100%;border:0;outline:0;background:transparent;font-size:15px}.source-tabs,.category-tabs{display:flex;gap:8px;overflow:auto;scrollbar-width:none}.source-tabs{margin-top:12px}.category-tabs{margin-top:10px;padding-top:10px;border-top:1px solid var(--line)}.source-tabs button,.category-tabs button{min-height:38px;padding:7px 14px;border:1px solid #e2e2df;border-radius:999px;background:#fff;color:#666;white-space:nowrap;cursor:pointer;font-size:14px}.source-tabs button.active,.category-tabs button.active{border-color:#111;background:#111;color:#fff}.skill-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.skill-card{position:relative;min-width:0;padding:24px;border:1px solid #e2e2df;border-radius:20px;background:#fff;cursor:pointer;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.skill-card:hover{transform:translateY(-3px);border-color:#bbb;box-shadow:0 12px 30px rgba(0,0,0,.06)}.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.pill{display:inline-flex;align-items:center;min-height:27px;padding:4px 9px;border-radius:999px;background:#f1f1ee;color:#646464;font-size:12px}.card-arrow{font-size:20px;color:#aaa}.skill-card h3{margin:24px 0 0;font-size:22px;line-height:1.2;letter-spacing:-.025em}.english-name{margin:4px 0 0;color:#8a8a8a;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-desc{display:-webkit-box;min-height:66px;margin:16px 0 23px;overflow:hidden;color:#656565;font-size:14px;line-height:1.65;-webkit-line-clamp:3;-webkit-box-orient:vertical}.card-foot{display:flex;align-items:center;justify-content:space-between;padding-top:15px;border-top:1px solid var(--line);color:#767676;font-size:12px}.card-foot strong{color:#333;font-weight:650}.more{display:block;margin:34px auto 0;padding:11px 22px;border:1px solid #d5d5d2;border-radius:999px;background:#fff;color:#333;cursor:pointer;font-size:14px}.more[hidden]{display:none}.empty{grid-column:1/-1;padding:70px 20px;border:1px dashed #ccc;border-radius:20px;text-align:center;color:#777}
.about{max-width:1240px;margin:auto;display:grid;grid-template-columns:.75fr 1.25fr;gap:100px;padding:92px 24px}.about-copy{max-width:740px}.about-copy p{margin:0 0 20px;color:#565656;font-size:17px;line-height:1.9}.contact{padding-top:20px;border-top:1px solid var(--line)}.contact a{font-weight:700;color:#111}
footer{display:grid;grid-template-columns:1fr auto auto;gap:35px;align-items:center;padding:35px max(24px,calc((100vw - 1240px)/2));border-top:1px solid var(--line);color:#777;font-size:13px}footer img{width:130px;height:auto}footer p{margin:0}
dialog{width:min(760px,calc(100vw - 24px));max-height:min(860px,calc(100vh - 24px));padding:0;border:0;border-radius:24px;box-shadow:var(--shadow);overflow:auto}dialog::backdrop{background:rgba(0,0,0,.48);backdrop-filter:blur(4px)}.dialog-close{position:sticky;top:14px;z-index:2;float:right;width:42px;height:42px;margin:14px 14px -56px 0;border:1px solid var(--line);border-radius:50%;background:rgba(255,255,255,.92);font-size:25px;line-height:1;cursor:pointer}.detail{padding:46px}.detail .eyebrow{padding-right:46px}.detail h2{margin:8px 0 0;padding-right:46px;font-size:40px;line-height:1.08;letter-spacing:-.045em}.detail .detail-en{margin:7px 0 0;color:#888;font-size:14px}.detail .summary{margin:26px 0;color:#555;font-size:17px;line-height:1.8}.detail-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:26px 0}.action{display:flex;align-items:center;justify-content:center;min-height:48px;padding:11px 16px;border:1px solid #d8d8d5;border-radius:13px;background:#fff;color:#222;cursor:pointer;font-weight:650;font-size:14px}.action.primary-action{border-color:#111;background:#111;color:#fff}.guide{margin-top:34px;padding-top:30px;border-top:1px solid var(--line)}.guide h3{margin:0 0 17px;font-size:20px}.guide ol{margin:0;padding-left:24px}.guide li{margin:10px 0;color:#565656}.install-box{margin-top:25px;padding:17px;border-radius:14px;background:#f4f4f1}.install-box p{margin:0 0 9px;font-size:12px;font-weight:700;letter-spacing:.08em;color:#777}.install-box code{display:block;overflow-wrap:anywhere;color:#303030;font-size:13px;line-height:1.65}.toast{position:fixed;left:50%;bottom:30px;z-index:50;transform:translate(-50%,20px);padding:11px 18px;border-radius:999px;background:#111;color:#fff;font-size:14px;opacity:0;pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.hero{grid-template-columns:1fr;padding-top:58px}.hero-stats{max-width:560px}.skill-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.about{grid-template-columns:1fr;gap:40px}.toolbar{top:67px}}
@media(max-width:620px){.topbar{height:62px;padding:0 17px}.brand img{width:126px}.topbar nav{gap:16px}.topbar nav a:last-child{display:none}.hero{padding:46px 18px 56px;gap:40px}.hero h1{font-size:45px}.lede{font-size:16px}.hero-stats div{padding:19px 12px}.hero-stats strong{font-size:21px}.hero-stats span{font-size:11px}.catalog{padding:55px 16px 70px}.section-head{align-items:start;flex-direction:column;gap:12px}.toolbar{top:61px;margin-inline:-5px;padding:11px;border-radius:16px}.skill-grid{grid-template-columns:1fr}.skill-card{padding:21px}.about{padding:68px 18px}.about-copy p{font-size:16px}footer{grid-template-columns:1fr;gap:10px;padding:30px 18px}.detail{padding:40px 22px 28px}.detail h2{font-size:32px}.detail-actions{grid-template-columns:1fr}.dialog-close{top:10px;margin-top:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.skill-card,.toast{transition:none}}