/* ============================================================
   红石机器目录（machines.html）—— 明色调 · 高级质感
   参考 Apple / 行情类产品的排布与交互：沉浸 hero、行情统计、
   sticky 分类导航、货架式商品卡片、详情弹窗、滚动叙事。
   ============================================================ */
/* 设计变量已收敛到 css/tokens.css */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-tap-highlight-color:transparent}
body{
  color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;min-height:100vh;
  background:
    radial-gradient(1200px 640px at 88% -8%, rgba(168,80,47,.09), transparent 62%),
    radial-gradient(960px 600px at -12% 16%, rgba(63,122,94,.07), transparent 58%),
    radial-gradient(760px 520px at 50% 112%, rgba(201,138,46,.06), transparent 60%),
    linear-gradient(180deg,var(--paper-2) 0%,var(--bg) 42%,var(--bg-sunken) 100%);
  background-attachment:fixed;
}
::selection{background:var(--accent);color:#fff}

/* 背景光斑（缓慢浮动） */
body::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(440px 440px at 78% 30%, rgba(168,80,47,.05), transparent 70%),
    radial-gradient(540px 540px at 16% 76%, rgba(63,122,94,.05), transparent 70%);
  animation:aurora 26s ease-in-out infinite alternate;
}
@keyframes aurora{from{transform:translate3d(-2%,-1%,0) scale(1)}to{transform:translate3d(2%,1.5%,0) scale(1.06)}}

/* ---------- 顶部导航：毛玻璃 ---------- */
nav#nav{
  background:rgba(250,249,245,.72);
  backdrop-filter:blur(16px) saturate(1.4);
  -webkit-backdrop-filter:blur(16px) saturate(1.4);
  box-shadow:0 1px 0 var(--hairline);
  transition:background .5s ease,box-shadow .5s ease;
}
nav#nav.scrolled{background:rgba(255,255,255,.82);box-shadow:0 1px 0 var(--hairline-strong),0 12px 32px -24px rgba(31,30,29,.18)}
.nav-brand{font-family:var(--serif);font-weight:900;font-size:1.05rem;letter-spacing:.1em;color:var(--ink);text-decoration:none}
.nav-brand b{color:var(--accent)}
.nav-links>a,.nav-links .guild-nav-trigger{color:var(--ink-soft)}
.nav-links>a.here{color:var(--accent)}
.nav-links>a.here::after{width:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.nav-admin{display:flex;align-items:center;gap:.6rem}

/* ---------- 沉浸式页头（滚动视差由 JS 驱动） ---------- */
.mach-hero{position:relative;padding:9.5rem 4vw 3rem;text-align:center;z-index:1;overflow:hidden}
.mach-hero-inner{will-change:transform,opacity}
.mach-hero .kicker{
  display:inline-flex;align-items:center;gap:.9rem;
  font-family:var(--latin);font-size:.72rem;letter-spacing:.55em;text-transform:uppercase;color:var(--accent);
  opacity:0;animation:heroIn 1s var(--ease-out) .1s forwards;
}
.mach-hero .kicker::before,.mach-hero .kicker::after{content:'';width:36px;height:1px;background:linear-gradient(90deg,transparent,var(--accent-2));opacity:.6}
.mach-hero .kicker::after{background:linear-gradient(90deg,var(--accent-2),transparent)}
.mach-hero h1{
  font-family:var(--serif);font-weight:900;font-size:clamp(3rem,8vw,6rem);
  letter-spacing:.1em;line-height:1.06;margin:1rem 0 .7rem;
  background:linear-gradient(120deg,var(--ink) 28%,var(--accent-deep) 55%,var(--accent-2) 82%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:var(--ink);
  opacity:0;animation:heroIn 1s var(--ease-out) .22s forwards;
}
.mach-hero .sub{font-size:.86rem;letter-spacing:.32em;color:var(--ink-soft);opacity:0;animation:heroIn 1s var(--ease-out) .34s forwards}
@keyframes heroIn{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}
.mach-hero-fade{position:absolute;left:0;right:0;bottom:0;height:120px;pointer-events:none;
  background:linear-gradient(180deg,transparent,var(--bg) 78%);opacity:0;transition:opacity .3s}

/* 行情统计：扁单行卡（数字+标签一行排开）+ 分类占比条 */
.mach-hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:.7rem;
  max-width:880px;margin:2.4rem auto 0;text-align:left;
  opacity:0;animation:heroIn .9s var(--ease-out) .5s forwards;
}
.stat-card{
  display:flex;align-items:center;justify-content:space-between;gap:.6rem;min-width:0;
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:.78rem .95rem;box-shadow:var(--shadow-sm);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:transform .3s var(--ease-out),box-shadow .3s var(--ease-out);
}
.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.stat-card b{font-family:var(--serif);font-size:1.3rem;font-weight:800;letter-spacing:.02em;font-variant-numeric:tabular-nums;line-height:1;white-space:nowrap;flex:none}
.stat-card b small{font-size:.85rem;font-family:var(--sans);color:var(--ink-soft)}
.stat-card span{font-size:.72rem;letter-spacing:.12em;color:var(--ink-faint);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.stat-card.stat-updated b{font-size:.92rem;letter-spacing:.03em}
.stat-bars{grid-column:1/-1;background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius);padding:1rem 1.2rem;box-shadow:var(--shadow-sm);backdrop-filter:blur(10px)}
.cat-bars{display:grid;gap:.55rem}
/* 单条堆叠占比条：图例在上（各色一格），下同一根条按颜色分段看占比 */
.stacked{display:grid;gap:.7rem}
.stacked-legend{display:flex;flex-wrap:wrap;gap:.45rem 1.15rem;font-size:.76rem}
.stacked-key{display:inline-flex;align-items:center;gap:.42rem;color:var(--ink-soft);white-space:nowrap;min-width:0}
.stacked-key i{width:9px;height:9px;border-radius:var(--radius-xs);flex:none;box-shadow:0 0 0 2px rgba(31,30,29,.05)}
.stacked-key b{font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink-soft);opacity:.88}
.stacked-track{display:flex;height:14px;border-radius:var(--radius-pill);overflow:hidden;background:rgba(31,30,29,.06)}
.stacked-seg{
  display:block;flex:0 0 calc(var(--w,0) * 100%);min-width:0;
  background:var(--sc,var(--accent));transform-origin:left;transform:scaleX(0);
  transition:transform 1.05s var(--ease-out) var(--d,0s);
}
.stacked-track.in-view .stacked-seg{transform:scaleX(1)}
.stacked-empty{font-size:.78rem;color:var(--ink-faint);padding:.2rem 0}


/* ---------- sticky 分类导航 ---------- */
.mach-subnav{
  position:sticky;top:0;z-index:40;display:flex;gap:.4rem;overflow-x:auto;
  padding:.7rem max(4vw,calc((100vw - 1120px)/2));margin:1.6rem 0 0;
  background:rgba(250,249,245,.7);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);
  border-top:1px solid var(--hairline);border-bottom:1px solid var(--hairline);
  scrollbar-width:none;
}
.mach-subnav::-webkit-scrollbar{display:none}
.mach-subnav button{
  flex-shrink:0;font-family:var(--sans);font-size:.82rem;letter-spacing:.06em;color:var(--ink-soft);
  background:transparent;border:1px solid transparent;border-radius:var(--radius-pill);padding:.5rem 1rem;cursor:pointer;
  transition:all .28s var(--ease-out);white-space:nowrap;
}
.mach-subnav button b{font-weight:600;opacity:.55;font-variant-numeric:tabular-nums}
.mach-subnav button:hover{color:var(--ink)}
.mach-subnav button.active{background:var(--ink);color:var(--on-dark-text);box-shadow:0 10px 22px -12px rgba(31,30,29,.5)}
.mach-subnav button.active b{opacity:.8;color:var(--on-dark-soft)}

/* ---------- 货架分区 ---------- */
.mach-main{max-width:1120px;margin:0 auto;padding:2.6rem 4vw 6rem;position:relative;z-index:1}
.mach-shelf{margin:3.4rem 0;opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.mach-shelf.in-view{opacity:1;transform:none}
.mach-shelf.hide{display:none}
.shelf-head{display:flex;align-items:baseline;gap:1rem;margin-bottom:1.5rem}
.shelf-head .shelf-no{font-family:var(--latin);font-size:.8rem;letter-spacing:.3em;color:var(--accent)}
.shelf-head h2{font-family:var(--serif);font-size:1.75rem;font-weight:800;letter-spacing:.06em}
.shelf-head .shelf-count{font-size:.8rem;color:var(--ink-faint);padding:.22rem .7rem;border-radius:var(--radius-pill);background:rgba(31,30,29,.045)}
.shelf-head .rule{flex:1;height:1px;background:linear-gradient(90deg,var(--hairline-strong),transparent)}

.mach-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.15rem}

/* ---------- 商品式机器卡片 ---------- */
.mach-card{
  position:relative;overflow:hidden;cursor:pointer;
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:0;
  opacity:0;transform:translateY(20px);
  transition:opacity .6s var(--ease-out),transform .6s var(--ease-out),box-shadow .4s var(--ease-out),border-color .4s var(--ease-out);
  transition-delay:calc(var(--i,0) * 60ms);
  animation:cardIn .6s var(--ease-out) both;animation-delay:calc(var(--i,0) * 60ms);
}
.mach-shelf.in-view .mach-card{opacity:1;transform:translateY(0)}
@keyframes cardIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.mach-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(31,30,29,.14);transition-delay:0ms}

/* 图区：分类色渐变 + 主产出大图 */
.mach-card-art{
  position:relative;height:118px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--accent-soft),rgba(255,255,255,.4) 70%);
  overflow:hidden;transition:transform .5s var(--ease-out);
}
.mach-card.cat-资源生产 .mach-card-art{background:linear-gradient(135deg,var(--green-soft),rgba(255,255,255,.4) 70%)}
.mach-card.cat-自动化工厂 .mach-card-art{background:linear-gradient(135deg,var(--amber-soft),rgba(255,255,255,.4) 70%)}
.mach-card.cat-特殊装置 .mach-card-art{background:linear-gradient(135deg,var(--violet-soft),rgba(255,255,255,.4) 70%)}
.mach-card.cat-其他 .mach-card-art{background:linear-gradient(135deg,var(--slate-soft),rgba(255,255,255,.4) 70%)}
.mach-card-art::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(120px 90px at 50% 60%, rgba(255,255,255,.85), transparent 70%);
  opacity:0;transition:opacity .5s var(--ease-out);
}
.mach-card:hover .mach-card-art::before{opacity:1}
.mach-card:hover .mach-card-art{transform:scale(1.045)}
.mach-card-art img{
  width:52px;height:52px;object-fit:contain;image-rendering:pixelated;
  filter:drop-shadow(0 8px 14px rgba(31,30,29,.22));
  transition:transform .5s var(--ease-out);
}
.mach-card:hover .mach-card-art img{transform:scale(1.14) translateY(-2px)}
.mach-card-art .art-emoji{font-size:2.6rem;filter:drop-shadow(0 10px 18px rgba(31,30,29,.18));transition:transform .5s var(--ease-out)}
.mach-card:hover .mach-card-art .art-emoji{transform:scale(1.15)}
.mach-card-art .more-tag{
  position:absolute;right:12px;top:12px;font-size:.68rem;letter-spacing:.06em;color:#fff;
  background:rgba(31,30,29,.55);backdrop-filter:blur(6px);border-radius:var(--radius-pill);padding:.28rem .6rem;
  opacity:0;transform:translateY(4px);transition:all .35s var(--ease-out);
}
.mach-card:hover .more-tag{opacity:1;transform:none}

/* 信息区 */
.mach-card-body{padding:1rem 1.15rem 1.1rem}
.mach-card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:.6rem}
.mach-card-name{font-family:var(--serif);font-size:1.06rem;font-weight:800;letter-spacing:.03em;line-height:1.35}
.mach-card-cat{
  font-size:.68rem;padding:.28rem .6rem;border-radius:var(--radius-pill);white-space:nowrap;flex-shrink:0;
  background:var(--accent-soft);color:var(--accent-deep);border:1px solid rgba(168,80,47,.14);
}
.mach-card.cat-资源生产 .mach-card-cat{background:var(--green-soft);color:var(--green);border-color:rgba(63,122,94,.16)}
.mach-card.cat-自动化工厂 .mach-card-cat{background:var(--amber-soft);color:var(--warning);border-color:rgba(201,138,46,.18)}
.mach-card.cat-特殊装置 .mach-card-cat{background:var(--violet-soft);color:var(--violet);border-color:rgba(122,106,150,.18)}
.mach-card.cat-其他 .mach-card-cat{background:var(--slate-soft);color:var(--slate);border-color:rgba(124,122,117,.2)}
.mach-card-kinds{margin-top:.5rem;display:flex;gap:.32rem;flex-wrap:wrap}
/* 产出物 MC 图标行 */
.mach-card-outputs{display:flex;gap:.34rem;align-items:center;margin-top:.6rem}
.mach-card-outputs img,
.mach-card-outputs .ico-emoji{
  width:24px;height:24px;object-fit:contain;image-rendering:pixelated;
  filter:drop-shadow(0 3px 5px rgba(31,30,29,.22));
  transition:transform .25s var(--ease-out);
}
.mach-card-outputs .ico-emoji{width:auto;height:auto;font-size:1.15rem;line-height:1}
.mach-card:hover .mach-card-outputs img{transform:scale(1.18) translateY(-1px)}
.pill{display:inline-block;font-size:.68rem;line-height:1;padding:.32rem .58rem;border-radius:var(--radius-pill);letter-spacing:.02em;white-space:nowrap}
.pill-kind{background:var(--accent-soft);color:var(--accent-deep)}
.pill-status{background:var(--green-soft);color:var(--green)}
.pill-status.off{background:var(--accent-soft);color:var(--danger)}
.pill-private{background:var(--slate-soft);color:var(--ink-faint)}
.mach-card-meta{margin-top:.7rem;display:flex;flex-wrap:wrap;gap:.38rem .9rem;font-size:.79rem;color:var(--ink-soft);align-items:center}
.mach-card-meta .coord{
  font-family:ui-monospace,Consolas,monospace;font-size:.74rem;
  background:var(--green-soft);color:var(--green);padding:.2rem .5rem;border-radius:var(--radius-xs);
}
.mach-card-meta .coord.missing{background:var(--slate-soft);color:var(--ink-faint)}
.mach-card-meta .creator{display:inline-flex;align-items:center;gap:.28rem}
.mach-card-meta b{color:var(--ink);font-weight:600}

/* ---------- 详情弹窗 ---------- */
#detail-mask{
  position:fixed;inset:0;z-index:75;display:flex;align-items:center;justify-content:center;padding:1.2rem;
  background:rgba(31,30,29,.4);backdrop-filter:blur(10px) saturate(1.2);-webkit-backdrop-filter:blur(10px) saturate(1.2);
  animation:maskIn .25s ease both;
}
#detail-mask[hidden]{display:none}
@keyframes maskIn{from{opacity:0}to{opacity:1}}
#detail-box{
  position:relative;display:grid;grid-template-columns:minmax(220px,34%) 1fr;gap:0;
  background:linear-gradient(180deg,#fff,var(--paper-2));border-radius:var(--radius);width:min(760px,100%);max-height:88vh;overflow:auto;
  box-shadow:0 50px 110px -36px rgba(31,30,29,.6),0 0 0 1px rgba(31,30,29,.06);
  animation:boxIn .42s var(--ease-out) both;
}
@keyframes boxIn{from{opacity:0;transform:translateY(22px) scale(.97)}to{opacity:1;transform:none}}
.detail-close{
  position:absolute;top:12px;right:12px;z-index:2;width:32px;height:32px;border-radius:50%;
  border:1px solid rgba(31,30,29,.1);background:rgba(255,255,255,.85);backdrop-filter:blur(6px);
  color:var(--ink-soft);font-size:.9rem;cursor:pointer;transition:all .22s var(--ease-out);
}
.detail-close:hover{background:var(--ink);color:#fff;transform:rotate(90deg)}
.detail-art{
  min-height:240px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,var(--accent-soft),rgba(255,255,255,.3) 75%);
}
.detail-art img{width:96px;height:96px;object-fit:contain;image-rendering:pixelated;filter:drop-shadow(0 16px 26px rgba(31,30,29,.28))}
.detail-art .art-emoji{font-size:4.6rem;filter:drop-shadow(0 16px 26px rgba(31,30,29,.22))}
.detail-body{padding:1.6rem 1.7rem 1.5rem;min-width:0}
.detail-kicker{font-family:var(--latin);font-size:.72rem;letter-spacing:.4em;text-transform:uppercase;color:var(--accent)}
.detail-body h3{font-family:var(--serif);font-size:1.5rem;font-weight:800;letter-spacing:.04em;margin:.4rem 0 .6rem}
.detail-kinds{display:flex;gap:.35rem;flex-wrap:wrap;margin-bottom:1rem}
.detail-list{display:grid;gap:.65rem;margin-bottom:1.2rem}
.detail-list .item{display:flex;justify-content:space-between;gap:1rem;font-size:.86rem;padding:.55rem .8rem;background:rgba(31,30,29,.03);border-radius:var(--radius-md)}
.detail-list .item dt{color:var(--ink-faint);flex-shrink:0}
.detail-list .item dd{color:var(--ink);text-align:right;word-break:break-all;font-weight:500}
.detail-list .item dd.coord{font-family:ui-monospace,Consolas,monospace;color:var(--green)}
.detail-icos{display:inline-flex;align-items:center;gap:.34rem;flex-wrap:wrap;justify-content:flex-end}
.detail-icos img{width:24px;height:24px;object-fit:contain;image-rendering:pixelated;flex:none}
.detail-icos .ico-emoji{font-size:1.15rem;line-height:1}
.detail-icos b{font-weight:500}
.detail-actions{display:flex;gap:.6rem;flex-wrap:wrap}

/* ---------- 骨架屏 ---------- */
.skeleton{background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;position:relative;padding:0}
.skeleton::after{content:'';position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.7),transparent);animation:shimmer 1.4s infinite}
@keyframes shimmer{to{transform:translateX(100%)}}
.skel-art{height:118px;background:rgba(31,30,29,.05);margin-bottom:.9rem}
.skel-line{height:13px;border-radius:var(--radius-xs);background:rgba(31,30,29,.07);margin:0 1.15rem .7rem}
.skel-line.w60{width:60%}.skel-line.w80{width:80%}.skel-line.w40{width:40%}

/* ---------- 管理模式 ---------- */
.mach-admin-bar{max-width:1120px;margin:0 auto;padding:1rem 4vw 0;display:flex;gap:.6rem;align-items:center;flex-wrap:wrap;position:relative;z-index:1}
.portal-input{font-size:.86rem;padding:.52rem .85rem;border-radius:var(--radius-md);border:1px solid var(--hairline-strong);background:rgba(255,255,255,.9);color:var(--ink);transition:border-color .2s,box-shadow .2s}
.portal-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.portal-status{font-size:.8rem;color:var(--ink-soft);margin-left:.3rem}
.dirty-dot{width:8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--accent-2),var(--accent));display:inline-block;margin-right:.4rem;box-shadow:0 0 0 3px var(--accent-soft);animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:0 0 0 6px transparent}}
.mach-admin-list{max-width:1120px;margin:0 auto;padding:1.2rem 4vw 5rem}
.mach-admin-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:.8rem}
.mach-admin-head h3{font-family:var(--serif);font-size:1.15rem;letter-spacing:.06em}
.mach-admin-note{font-size:.78rem;color:var(--ink-faint);line-height:1.65;max-width:760px}
.mach-row{
  display:flex;justify-content:space-between;align-items:center;gap:.8rem;
  background:var(--surface);border:1px solid var(--hairline);border-radius:var(--radius);padding:.75rem .95rem;margin-bottom:.55rem;
  box-shadow:var(--shadow-sm);backdrop-filter:blur(8px);
  transition:transform .22s var(--ease-out),box-shadow .22s var(--ease-out),border-color .22s;
}
.mach-row:hover{transform:translateX(3px);box-shadow:var(--shadow-md);border-color:rgba(31,30,29,.14)}
.mach-row-main{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem .8rem;font-size:.86rem}
.mach-row-main b{font-size:.93rem}
.mach-row-main small{color:var(--ink-soft)}
.mach-row-ops{display:flex;gap:.35rem;flex-shrink:0}
.warn-tag{background:var(--amber-soft);color:var(--warning);font-size:.7rem;padding:.3rem .55rem;border-radius:var(--radius-pill);border:1px solid rgba(201,138,46,.2)}
.empty-state{
  background:var(--surface);border:1px dashed var(--hairline-strong);border-radius:var(--radius);
  padding:3rem 1rem;text-align:center;color:var(--ink-faint);font-size:.88rem;box-shadow:var(--shadow-sm);
}

/* ---------- 编辑弹窗 ---------- */
#editor-mask{
  position:fixed;inset:0;z-index:80;display:flex;align-items:center;justify-content:center;padding:1rem;
  background:rgba(31,30,29,.4);backdrop-filter:blur(8px) saturate(1.2);-webkit-backdrop-filter:blur(8px) saturate(1.2);
  animation:maskIn .25s ease both;
}
#editor-mask[hidden]{display:none}
#editor-box{
  background:linear-gradient(180deg,#fff,var(--paper-2));border-radius:var(--radius);width:min(580px,100%);max-height:88vh;overflow:auto;
  box-shadow:0 40px 90px -30px rgba(31,30,29,.55),0 0 0 1px rgba(31,30,29,.06);
  padding:1.6rem 1.7rem;animation:boxIn .38s var(--ease-out) both;
}
#editor-box h3{font-family:var(--serif);font-size:1.2rem;margin-bottom:1.1rem;display:flex;align-items:center;gap:.5rem}
#editor-box h3::before{content:'';width:4px;height:18px;border-radius:2px;background:linear-gradient(180deg,var(--accent-2),var(--accent))}
#editor-form{display:grid;gap:.9rem}
.admin-field{display:grid;gap:.32rem}
.admin-field>span{font-size:.78rem;color:var(--ink-soft);letter-spacing:.03em}
.admin-field input[type=text],.admin-field input[type=number],.admin-field textarea,.admin-field select{
  width:100%;font-size:.9rem;padding:.6rem .75rem;border-radius:var(--radius-md);border:1px solid rgba(31,30,29,.14);
  background:var(--paper-2);color:var(--ink);font-family:var(--sans);transition:border-color .2s,box-shadow .2s,background .2s;
}
.admin-field input:focus,.admin-field textarea:focus,.admin-field select:focus{
  outline:none;border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px var(--accent-soft);
}
.admin-field input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent);cursor:pointer}
.admin-field-hint{font-size:.72rem;color:var(--ink-faint)}
.admin-action-row{display:flex;gap:.4rem;margin-bottom:.4rem}
.admin-action-row input{flex:1}
.admin-actions-editor .portal-btn.secondary{margin-top:.3rem}
.editor-row{display:flex;justify-content:flex-end;gap:.6rem;margin-top:1.3rem}

/* ---------- Toast ---------- */
#toast{
  position:fixed;left:50%;bottom:1.8rem;transform:translateX(-50%) translateY(24px);z-index:90;
  background:var(--on-dark-surface);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  color:#fff;padding:.72rem 1.3rem;border-radius:var(--radius-pill);font-size:.84rem;
  opacity:0;pointer-events:none;transition:all .35s var(--ease-out);
  box-shadow:0 16px 40px -14px rgba(0,0,0,.5);display:flex;align-items:center;gap:.5rem;
}
#toast::before{content:'✓';font-size:.8rem;color:var(--on-dark-success)}
#toast.err::before{content:'✕';color:var(--on-dark-danger)}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* 细滚动条 */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:rgba(31,30,29,.18);border-radius:var(--radius-sm);border:2px solid transparent;background-clip:content-box}
::-webkit-scrollbar-thumb:hover{background:rgba(31,30,29,.3);background-clip:content-box}

@media (max-width:720px){
  .mach-grid{grid-template-columns:1fr}
  .mach-hero{padding-top:7.2rem}
  .mach-hero h1{letter-spacing:.04em}
  .mach-main,.mach-admin-list,.mach-admin-bar{padding-left:1.05rem;padding-right:1.05rem}
  .mach-hero-stats{grid-template-columns:1fr;gap:.5rem}
  .stat-card{padding:.7rem .9rem}
  .stat-bars{grid-column:1/-1}
  #detail-box{grid-template-columns:1fr}
  .detail-art{min-height:150px}
}

/* 尊重系统「减少动态」偏好 */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  .mach-hero-inner,.mach-hero-stats,.mach-hero .kicker,.mach-hero h1,.mach-hero .sub{opacity:1;transform:none}
  .mach-shelf{opacity:1;transform:none}
  .mach-shelf .mach-card{opacity:1;transform:none}
  .stacked-seg{transform:scaleX(1)}
}