*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* ---------- theme tokens ---------- */
:root{
  --bg:#f5f1ea;
  --bg-tint:#efe8dd;
  --surface:#fffdf9;
  --surface2:#f7f2e9;
  --surface3:#ece3d6;
  --border:#e4dacb;
  --border2:#d3c6b2;
  --ink:#191510;
  --text:#2c2620;
  --text2:#6b6154;
  --text3:#978a78;
  --accent:#c96442;        /* Claude clay/coral 寄せ */
  --accent2:#a84e30;
  --accent3:#e08a5a;       /* グラデ用ハイライト */
  --accent-soft:#fbeee6;
  --accent-line:#f0cdb8;
  --ring:rgba(201,100,66,.30);
  --shadow:0 1px 2px rgba(60,42,20,.05),0 8px 24px -12px rgba(60,42,20,.14);
  --shadow-lg:0 24px 60px -20px rgba(40,26,10,.34);
  --radius:12px;
  --radius-sm:8px;
  --mono:"JetBrains Mono","SF Mono","Fira Code","Cascadia Code",Consolas,monospace;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Noto Sans JP",sans-serif;
  --maxw:1280px;
}
:root[data-theme="dark"]{
  --bg:#15120e;
  --bg-tint:#1b1712;
  --surface:#211c16;
  --surface2:#1b1712;
  --surface3:#2c2519;
  --border:#33291d;
  --border2:#463a29;
  --ink:#f3ece0;
  --text:#e9e0d2;
  --text2:#b3a793;
  --text3:#8a7d68;
  --accent:#e88a5e;        /* Claude coral (dark) */
  --accent2:#f2a985;
  --accent3:#c96442;
  --accent-soft:#2c1e15;
  --accent-line:#4d3623;
  --ring:rgba(232,138,94,.34);
  --shadow:0 1px 2px rgba(0,0,0,.35),0 10px 30px -14px rgba(0,0,0,.6);
  --shadow-lg:0 30px 70px -22px rgba(0,0,0,.72);
}

html{scroll-behavior:smooth;font-size:16px;scrollbar-gutter:stable}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
button,input,select{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:none}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
b,strong{font-weight:700}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.material-icons-outlined{font-size:20px;vertical-align:middle;line-height:1}
.prompt-mark{font-family:var(--mono);color:var(--accent);font-weight:700}
.skip-link{position:absolute;left:16px;top:-80px;z-index:200;background:var(--accent);color:#fff;padding:10px 14px;border-radius:var(--radius-sm);font-weight:700}
.skip-link:focus{top:16px}
*:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:4px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 82%,transparent);-webkit-backdrop-filter:blur(16px) saturate(1.4);backdrop-filter:blur(16px) saturate(1.4);border-bottom:1px solid transparent;padding:0 clamp(16px,4vw,40px);transition:border-color .25s,box-shadow .25s,background .25s}
.site-header.scrolled{border-bottom-color:var(--border);box-shadow:0 6px 24px -18px rgba(40,26,10,.5);background:color-mix(in srgb,var(--bg) 90%,transparent)}
.header-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;height:64px;gap:20px;transition:height .25s}
.site-header.scrolled .header-inner{height:56px}
.header-logo img{height:26px;width:auto;display:block}
:root[data-theme="dark"] .header-logo img{filter:invert(1) brightness(1.7) hue-rotate(180deg)}
.header-divider{width:1px;height:22px;background:var(--border2);flex-shrink:0}
.header-title{display:flex;align-items:center;gap:9px;font-size:.98rem;font-weight:800;letter-spacing:-.01em;white-space:nowrap;margin-right:auto;color:var(--ink)}
.header-title .prompt-mark{font-size:1.05rem}
.header-nav{display:flex;align-items:center;gap:16px}
.header-nav a{font-size:.86rem;color:var(--text2);font-weight:700;white-space:nowrap}
.header-nav a:hover{color:var(--accent);text-decoration:none}
.header-nav-cta{color:var(--accent)!important}
.theme-toggle{display:grid;place-items:center;width:38px;height:38px;border:1px solid var(--border2);border-radius:10px;color:var(--text2)}
.theme-toggle:hover{border-color:var(--accent);color:var(--accent)}
.theme-toggle .icon-light{display:none}
.theme-toggle .icon-dark{display:block}
:root[data-theme="dark"] .theme-toggle .icon-light{display:block}
:root[data-theme="dark"] .theme-toggle .icon-dark{display:none}

/* ---------- hero ---------- */
.hero{position:relative;padding:clamp(38px,7vw,84px) clamp(16px,4vw,40px) clamp(28px,4vw,48px);overflow:hidden;isolation:isolate}
/* 動く grid レイヤ */
.hero::before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(var(--border) 1px,transparent 1px) 0 0/100% 46px,linear-gradient(90deg,var(--border) 1px,transparent 1px) 0 0/46px 100%;opacity:.35;-webkit-mask-image:radial-gradient(120% 96% at 30% -20%,#000,transparent 72%);mask-image:radial-gradient(120% 96% at 30% -20%,#000,transparent 72%);pointer-events:none}
/* 動く aurora レイヤ */
.hero::after{content:"";position:absolute;inset:-30% -10% auto -10%;height:150%;z-index:-1;pointer-events:none;background:
  radial-gradient(38% 44% at 78% 8%,color-mix(in srgb,var(--accent) 30%,transparent),transparent 70%),
  radial-gradient(32% 40% at 12% 22%,color-mix(in srgb,var(--accent3) 26%,transparent),transparent 72%);
  filter:blur(10px);opacity:.55;animation:aurora 18s ease-in-out infinite alternate}
@keyframes aurora{0%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(3%,2%,0) scale(1.08)}100%{transform:translate3d(-3%,-1%,0) scale(1.04)}}
.hero-inner{position:relative;max-width:var(--maxw);margin:0 auto}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.76rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.kicker-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 var(--ring);animation:pulse 2s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--ring)}70%{box-shadow:0 0 0 8px transparent}100%{box-shadow:0 0 0 0 transparent}}
.hero-title{margin-top:14px;font-weight:850;letter-spacing:-.035em;line-height:1.04;color:var(--ink);font-size:clamp(2.4rem,7.2vw,5.2rem)}
.hero-line1{display:block}
.hero-line2{display:block}
/* 回転する want スロット */
.rotator{display:inline-flex;align-items:baseline;position:relative}
.rotator-in{display:inline-block;background:linear-gradient(transparent 62%,var(--accent-line) 62%);color:var(--accent2);padding:0 .04em;will-change:transform,opacity}
.rotator-in.swap-out{animation:rotOut .26s ease forwards}
.rotator-in.swap-in{animation:rotIn .36s cubic-bezier(.2,.8,.3,1)}
@keyframes rotOut{to{opacity:0;transform:translateY(-.28em) rotateX(40deg)}}
@keyframes rotIn{from{opacity:0;transform:translateY(.32em)}to{opacity:1;transform:none}}
.caret{display:inline-block;width:.055em;height:.82em;margin-left:.06em;background:var(--accent);transform:translateY(.06em);animation:blink 1.05s steps(1) infinite}
.hero-arrow{display:inline-block;margin-left:.12em;font-family:var(--mono);color:var(--accent);transform:translateY(-.04em);animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{0%,100%{transform:translate(0,-.04em)}50%{transform:translate(.14em,-.04em)}}
@keyframes blink{50%{opacity:.1}}
.hero-sub{margin-top:20px;font-size:clamp(1rem,1.6vw,1.18rem);color:var(--text2);max-width:46ch}
.hero-sub b{color:var(--accent);font-family:var(--mono)}

.hero-search{position:relative;display:flex;align-items:center;margin-top:26px;max-width:680px;background:var(--surface);border:1.5px solid var(--border2);border-radius:14px;box-shadow:var(--shadow);transition:border-color .15s,box-shadow .15s}
.hero-search:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--ring),var(--shadow)}
.hero-search .search-ic{position:absolute;left:16px;color:var(--text3);pointer-events:none}
.hero-search .search-prompt{position:absolute;left:16px;font-family:var(--mono);font-weight:700;color:var(--accent);display:none}
.hero-search:focus-within .search-ic{display:none}
.hero-search:focus-within .search-prompt{display:block}
.hero-search input{flex:1;min-width:0;height:62px;padding:0 96px 0 48px;background:none;border:none;outline:none;font-size:1.08rem;font-weight:500;color:var(--ink)}
.hero-search input::placeholder{color:var(--text3);font-weight:400}
.hero-search input::-webkit-search-cancel-button{display:none}
.hero-search kbd{position:absolute;right:52px;border:1px solid var(--border2);border-bottom-width:2px;border-radius:6px;background:var(--surface2);padding:2px 9px;color:var(--text3);font-family:var(--mono);font-size:.8rem;font-weight:700}
.hero-search .clear-btn{position:absolute;right:12px;display:none;place-items:center;width:32px;height:32px;border-radius:8px;color:var(--text3)}
.hero-search.has-value .clear-btn{display:grid}
.hero-search.has-value kbd{display:none}
.hero-search .clear-btn:hover{background:var(--surface3);color:var(--accent)}

.hero-examples{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-top:18px}
.ex-label{font-size:.82rem;color:var(--text3);font-weight:700;margin-right:2px}
.ex-chip{padding:7px 13px;border:1px solid var(--border2);border-radius:999px;background:var(--surface);color:var(--text2);font-size:.86rem;font-weight:700;transition:.14s}
.ex-chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-1px)}

/* ---------- layout ---------- */
.page-shell{max-width:var(--maxw);margin:0 auto;padding:8px clamp(16px,4vw,40px) 72px;display:grid;grid-template-columns:236px minmax(0,1fr);gap:34px}
.sidebar{position:sticky;top:80px;align-self:start;max-height:calc(100vh - 96px);overflow:auto}
.sidebar-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow)}
.sidebar-title{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;font-weight:700;color:var(--text3);margin:6px 8px 10px}
.category-nav{display:flex;flex-direction:column;gap:3px}
.cat-link{display:flex;align-items:center;gap:10px;width:100%;min-height:42px;padding:8px 11px;border-radius:9px;color:var(--text2);text-align:left;font-weight:700;font-size:.9rem;position:relative;transition:.12s}
.cat-link:hover{background:var(--surface2);color:var(--ink)}
.cat-link.active{background:var(--accent-soft);color:var(--accent)}
.cat-link.active::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--accent)}
.cat-link .material-icons-outlined{font-size:19px;color:currentColor;opacity:.85}
.cat-link .count{margin-left:auto;font-family:var(--mono);font-size:.74rem;color:var(--text3);font-weight:700}
.cat-link.active .count{color:var(--accent)}
.content{min-width:0}

.controls{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin:6px 0 20px}
.quick-filters{display:flex;flex-wrap:wrap;gap:7px}
.type-filter{padding:6px 12px;border:1px solid var(--border);border-radius:999px;background:var(--surface);color:var(--text2);font-weight:700;font-size:.82rem;transition:.12s}
.type-filter:hover{border-color:var(--accent);color:var(--accent)}
.type-filter.active{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.controls-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.result-count{font-family:var(--mono);font-size:.86rem;color:var(--text2);font-weight:700;white-space:nowrap}
.sort-wrap{display:flex;align-items:center;gap:5px;border:1px solid var(--border);border-radius:9px;background:var(--surface);padding:0 6px 0 10px;color:var(--text3)}
.sort-wrap:hover{border-color:var(--accent)}
.sort-wrap select{height:38px;border:none;background:none;color:var(--text2);font-weight:700;font-size:.84rem;padding-right:2px;cursor:pointer;outline:none}

/* ---------- cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:16px}
.feature-card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 18px 16px;min-height:238px;cursor:pointer;transition:border-color .16s,transform .16s,box-shadow .16s;box-shadow:var(--shadow)}
.feature-card:hover,.feature-card:focus-visible{border-color:var(--accent);transform:translateY(-3px);box-shadow:var(--shadow-lg);outline:none}
.feature-card:focus-visible{box-shadow:0 0 0 3px var(--ring),var(--shadow-lg)}
.card-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.want{font-size:1.06rem;line-height:1.5;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
.badge{flex-shrink:0;display:inline-flex;align-items:center;min-height:24px;padding:3px 9px;border-radius:999px;background:var(--surface3);color:var(--text2);font-size:.7rem;font-weight:800;letter-spacing:.02em;white-space:nowrap}
.badge.is-removed{background:var(--accent-soft);color:var(--accent)}
.feature{position:relative;margin-top:14px;padding:11px 13px 11px 15px;background:var(--accent-soft);border:1px solid var(--accent-line);border-radius:10px}
.feature::before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:4px;border-radius:4px;background:var(--accent)}
.feature-label{font-family:var(--mono);display:flex;align-items:center;gap:5px;font-size:.68rem;font-weight:700;color:var(--accent);letter-spacing:.06em;text-transform:uppercase}
.feature-label::before{content:"❯"}
.feature-name{margin-top:3px;font-family:var(--mono);font-size:.96rem;font-weight:700;color:var(--accent2);line-height:1.45;word-break:break-word}
.summary{margin-top:12px;color:var(--text2);font-size:.9rem;line-height:1.68;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.commands{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.command-chip{font-family:var(--mono);font-size:.76rem;padding:3px 8px;border-radius:6px;background:var(--surface2);border:1px solid var(--border);color:var(--text2)}
.card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:14px}
.source-chip{display:inline-flex;align-items:center;gap:5px;font-size:.74rem;color:var(--text3);font-weight:700}
.source-chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.55}
.detail-cue{display:inline-flex;align-items:center;gap:3px;font-size:.78rem;font-weight:800;color:var(--accent)}
.detail-cue .material-icons-outlined{font-size:16px;transition:transform .16s}
.feature-card:hover .detail-cue .material-icons-outlined{transform:translateX(3px)}
mark{background:linear-gradient(transparent 55%,var(--accent-line) 55%);color:inherit;padding:0 1px;border-radius:2px;font-weight:800}

.empty-state[hidden]{display:none}
.empty-state{display:grid;place-items:center;gap:10px;min-height:240px;background:var(--surface);border:1.5px dashed var(--border2);border-radius:var(--radius);color:var(--text3);font-weight:700;text-align:center;padding:24px}
.empty-state .material-icons-outlined{font-size:40px;color:var(--accent);opacity:.6}

/* ---------- coverage + sources ---------- */
.finder,.map-section,.sources{margin-bottom:44px}
.section-head{margin-bottom:18px}
.section-kicker,.modal-kicker{font-family:var(--mono);font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.section-head h2{margin-top:6px;font-size:clamp(1.35rem,2.4vw,1.8rem);line-height:1.25;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.coverage-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(224px,1fr));gap:12px}
.coverage-card{display:block;width:100%;text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:.14s;box-shadow:var(--shadow)}
.coverage-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.coverage-top{display:flex;align-items:center;gap:10px}
.coverage-top .material-icons-outlined{font-size:20px;color:var(--accent)}
.coverage-name{font-weight:800;color:var(--ink);letter-spacing:-.01em}
.coverage-top .badge{margin-left:auto}
.coverage-card p{margin-top:9px;color:var(--text2);font-size:.85rem;line-height:1.6}
.source-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:12px}
.source-item{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:15px;color:var(--text);transition:.14s;box-shadow:var(--shadow)}
.source-item:hover{border-color:var(--accent);text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.source-item strong{display:flex;align-items:center;gap:6px;font-size:.94rem;color:var(--ink)}
.source-item strong::after{content:"↗";margin-left:auto;color:var(--accent);font-weight:700}
.source-item span{display:block;margin-top:7px;color:var(--text2);font-size:.83rem;line-height:1.6}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--border);padding:26px clamp(16px,4vw,40px)}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:9px;color:var(--text3);font-size:.86rem}

/* ---------- modal ---------- */
.modal-overlay{position:fixed;inset:0;z-index:300;background:rgba(20,12,4,.5);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;padding:24px;animation:fade .16s ease}
@keyframes fade{from{opacity:0}}
.modal-overlay[hidden]{display:none}
.modal{width:min(720px,100%);max-height:88vh;overflow:hidden;background:var(--surface);border:1px solid var(--border2);border-radius:16px;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);animation:pop .2s cubic-bezier(.2,.7,.3,1)}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.98)}}
.modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:22px 24px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff}
.modal-head-text{min-width:0}
.modal-header .modal-kicker{color:#fff;opacity:.88}
.modal-header h2{font-size:clamp(1.2rem,2.4vw,1.55rem);line-height:1.32;margin-top:6px;font-weight:800;letter-spacing:-.01em;word-break:break-word}
.modal-header button{flex-shrink:0;width:40px;height:40px;border:1px solid rgba(255,255,255,.36);background:rgba(255,255,255,.1);border-radius:10px;display:grid;place-items:center;color:#fff;transition:.14s}
.modal-header button:hover{background:rgba(255,255,255,.22)}
.modal-body{padding:22px 24px;overflow:auto}
.detail-grid{display:grid;gap:14px}
.detail-block{border:1px solid var(--border);border-radius:var(--radius);padding:16px;background:var(--surface2)}
.detail-block h3{display:flex;align-items:center;gap:7px;font-family:var(--mono);font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin-bottom:10px;font-weight:700}
.detail-block h3 .material-icons-outlined{font-size:17px}
.detail-block ul{list-style:none;display:grid;gap:8px}
.detail-block li{position:relative;padding-left:22px;color:var(--text);font-size:.92rem;line-height:1.6}
.detail-block li::before{content:counter(step);counter-increment:step;position:absolute;left:0;top:1px;width:16px;height:16px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-family:var(--mono);font-size:.66rem;font-weight:700;display:grid;place-items:center}
.detail-block.notes ul{counter-reset:none}
.detail-block.notes li::before{content:"!";background:var(--surface3);color:var(--text2)}
.detail-block.steps ul{counter-reset:step}
.detail-block p{color:var(--text);font-size:.92rem;line-height:1.65}
.detail-block .src-url{margin-top:8px;font-family:var(--mono);font-size:.78rem;color:var(--text3);word-break:break-all}
.modal-command{display:inline-flex;margin:4px 6px 0 0;font-family:var(--mono);font-size:.84rem;padding:5px 9px;border:1px solid var(--border2);border-radius:7px;background:var(--bg);color:var(--ink)}
.source-link{display:inline-flex;align-items:center;min-height:34px;margin:4px 6px 0 0;padding:5px 12px;border:1px solid var(--accent-line);border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:.83rem;font-weight:700}
.source-link:hover{text-decoration:none;background:var(--accent);color:#fff}

/* ---------- dynamic: card stagger entrance ---------- */
.feature-card,.coverage-card,.source-item{will-change:transform}
.card-grid .feature-card{opacity:1}
.card-grid.anim .feature-card{animation:cardIn .5s cubic-bezier(.2,.75,.3,1) backwards;animation-delay:calc(var(--i,0) * 26ms)}
@keyframes cardIn{from{opacity:0;transform:translateY(16px) scale(.985)}to{opacity:1;transform:none}}

/* ---------- dynamic: cursor spotlight ---------- */
.feature-card::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .25s;background:radial-gradient(340px circle at var(--mx,50%) var(--my,50%),color-mix(in srgb,var(--accent) 16%,transparent),transparent 62%)}
.feature-card:hover::after{opacity:1}

/* ---------- dynamic: scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.75,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- custom (独自) entries ---------- */
.filter-sep{width:1px;align-self:stretch;margin:2px 4px;background:var(--border2)}
.origin-filter{display:inline-flex;align-items:center;gap:6px;border-style:dashed;border-color:var(--accent-line);color:var(--accent)}
.origin-filter:hover{background:var(--accent-soft)}
.origin-filter.active{background:var(--accent);border-color:var(--accent);border-style:solid;color:#fff}
.origin-filter .mini-count{font-family:var(--mono);font-size:.72rem;opacity:.8}
.badge.is-custom{background:var(--accent-soft);color:var(--accent);border:1px dashed var(--accent-line)}
.source-chip.is-custom::before{background:var(--accent);opacity:1}
.is-custom-card{border-color:var(--accent-line)}
.is-custom-card::before{content:"";position:absolute;top:0;left:0;width:0;height:0;border-top:18px solid var(--accent);border-right:18px solid transparent;border-radius:var(--radius) 0 0 0;opacity:.9}

/* ---------- community Skills (取り込み) ---------- */
.origin-filter[data-origin="skill"].active{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.badge.is-skill{background:var(--ink);color:var(--bg);font-variant-numeric:tabular-nums;letter-spacing:.01em}
:root[data-theme="dark"] .badge.is-skill{background:var(--accent);color:#1a120c}
.source-chip.is-skill::before{background:var(--text3)}
.is-skill-card .feature{background:var(--surface2);border-color:var(--border)}
.is-skill-card .feature::before{background:var(--text3)}
.is-skill-card .feature-label{color:var(--text2)}
.is-skill-card .feature-name{color:var(--ink)}
.install-row{display:flex;align-items:center;gap:8px;margin-top:12px;background:var(--ink);border-radius:var(--radius-sm);padding:8px 8px 8px 12px;overflow:hidden}
.install-cmd{flex:1;min-width:0;font-family:var(--mono);font-size:.78rem;color:var(--bg);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.copy-btn{flex-shrink:0;display:grid;place-items:center;width:32px;height:32px;border-radius:7px;background:rgba(255,255,255,.12);color:#fff;transition:.14s}
.copy-btn:hover{background:rgba(255,255,255,.24)}
.copy-btn .material-icons-outlined{font-size:17px;color:#fff}
.copy-btn.copied{background:#2f9e5f}
.detail-block.install .install-row{margin-top:10px}

/* ---------- responsive ---------- */
@media(max-width:920px){
  .page-shell{grid-template-columns:1fr;gap:22px}
  .content{order:1}
  .sidebar{order:2;position:static;max-height:none}
  .category-nav{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:4px}
  .cat-link.active::before{display:none}
}
@media(max-width:600px){
  .header-nav a:not(.header-nav-cta){display:none}
  .header-title{font-size:.9rem}
  .hero-search input{padding-right:52px}
  .hero-search kbd{display:none}
  .card-grid{grid-template-columns:1fr}
  .controls{align-items:flex-start;flex-direction:column-reverse}
  .controls-right{width:100%;justify-content:space-between}
  .modal-overlay{padding:0;align-items:flex-end}
  .modal{max-height:92vh;border-radius:18px 18px 0 0}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}