/* Mirrors AppWeight, AppRadius and the neutral surfaces in app/lib/core/theme.dart.
   Inter is the same bundled Latin font; CJK keeps the system fallback. */
@font-face{font-family:Inter;src:url('/developers/Inter-Latin-Variable.ttf') format('truetype');font-style:normal;font-weight:100 900;font-display:swap}
:root{
  font:400 13px/1.5 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  color-scheme:light dark;
  --bg:#f7f9fc;--panel:#fff;--input:#fcfdfe;--ink:#151922;--muted:#5a6270;--line:#e3e8f0;
  --accent:#2f6fdb;--accent-soft:#edf3ff;--danger:#c13b3b;--ok:#1f7a4d;--warn:#9a6700;
  --header:56px;--side:224px;--bar:60px;
  --radius-sm:8px;--radius-md:10px;--radius-lg:12px;
}
@media(prefers-color-scheme:dark){:root{--bg:#141920;--panel:#171b22;--input:#191f27;--ink:#e8ecf2;--muted:#a5aebc;--line:#2d3541;--accent:#8db2ff;--accent-soft:#202d43;--danger:#f0808a;--ok:#6ac79a;--warn:#e0b25c}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);overflow-wrap:anywhere}
body.drawer-open{overflow:hidden}
.route-progress{position:fixed;top:calc(var(--header) + 8px);right:16px;z-index:25;padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--muted)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* Header */
header{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:16px;height:var(--header);padding:0 20px;border-bottom:1px solid var(--line);background:var(--panel)}
header .brand{font-size:19px;font-weight:600;letter-spacing:-.4px;color:var(--ink)}
header .brand:hover{text-decoration:none}
#heading{color:var(--muted);font-size:12px;font-weight:400;border-left:1px solid var(--line);padding-left:16px}
header nav{margin-left:auto;display:flex;align-items:center;gap:16px;min-width:0}
.icon{flex:none}
.icon-button{display:inline-grid;place-items:center;width:44px;height:44px;padding:0;border:0;border-radius:50%;background:transparent;color:var(--ink);cursor:pointer}
.icon-button:hover{background:color-mix(in srgb,var(--line) 45%,transparent)}
.menu-toggle{display:none;margin-left:-8px}

/* Layout: fixed left menu from 960px, drawer below */
.layout{display:grid;grid-template-columns:var(--side) minmax(0,1fr);min-height:calc(100vh - var(--header))}
.sidebar{position:sticky;top:var(--header);align-self:start;height:calc(100vh - var(--header));overflow-y:auto;padding:16px 12px;border-right:1px solid var(--line);background:var(--panel)}
.sidebar-top{display:none}
#side-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.side-item{display:flex;align-items:center;gap:10px;min-height:36px;padding:8px 12px;border-radius:var(--radius-sm);color:var(--muted);font-weight:400}
.side-item:hover{text-decoration:none;background:color-mix(in srgb,var(--line) 40%,transparent)}
.side-item[aria-current=page]{background:var(--accent-soft);color:var(--accent)}
.side-text{flex:1;min-width:0}
.side-badge{font-size:11px;font-weight:400;color:var(--muted);white-space:nowrap}
.side-back{display:flex;align-items:center;gap:8px;min-height:36px;padding:8px 12px;color:var(--muted);font-size:12px;font-weight:400}
.side-back:hover{color:var(--ink);text-decoration:none}
.side-header{display:flex;align-items:center;gap:10px;padding:8px 12px 16px;margin-bottom:12px;border-bottom:1px solid var(--line)}
.scrim{display:none}
main{width:100%;max-width:1120px;margin:0 auto;padding:32px 40px 72px;min-width:0}
body.signed-out .layout{display:block}
body.signed-out .sidebar,body.signed-out .menu-toggle{display:none!important}

@media(max-width:959.98px){
  .menu-toggle{display:inline-grid}
  .layout{display:block}
  .sidebar{position:fixed;z-index:40;top:0;left:0;height:100vh;height:100dvh;width:min(304px,86vw);padding:12px 12px max(16px,env(safe-area-inset-bottom));padding-left:max(12px,env(safe-area-inset-left));border-right:0;box-shadow:0 0 40px #0004;transform:translateX(-105%);visibility:hidden;transition:transform .22s ease,visibility 0s linear .22s}
  .sidebar.open{transform:none;visibility:visible;transition:transform .22s ease}
  .sidebar-top{display:flex;align-items:center;justify-content:space-between;padding:0 4px 8px 14px;margin-bottom:8px}
  .sidebar-top .brand{font-size:18px;font-weight:600}
  .scrim{display:block;position:fixed;inset:0;z-index:30;background:#0007}
  .scrim[hidden]{display:none}
  main{padding:22px 24px 72px}
}
@media(max-width:599.98px){
  header{padding:0 12px;gap:8px}
  #heading{display:none}
  header nav{gap:10px}
  main{padding:18px 16px 64px}
}
@media(prefers-reduced-motion:reduce){.sidebar,.sidebar.open{transition:none}}

/* Content */
h1{font-size:20px;line-height:1.3;font-weight:600;margin:0 0 12px}
h2{font-size:15px;line-height:1.35;font-weight:500}
p{color:var(--muted);line-height:1.55;margin:8px 0}
section,fieldset{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);padding:16px 20px;margin:16px 0;min-width:0}
fieldset legend{font-weight:500;padding:0 6px}
label{display:flex;flex-direction:column;gap:6px;margin:14px 0;color:var(--muted)}
input,textarea,select,button{font:inherit}
input,textarea,select{padding:7px 10px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--input);color:var(--ink);min-width:0;width:100%;min-height:36px}
textarea{min-height:85px;resize:vertical}
input[type=checkbox],input[type=radio]{width:auto;min-height:0}
label.check{flex-direction:row;align-items:center}
button,a.button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;border:1px solid var(--line);border-radius:var(--radius-sm);padding:6px 12px;background:var(--panel);color:var(--ink);cursor:pointer;font-size:13px;line-height:1.4;font-weight:500}
a.button:hover{text-decoration:none}
button.primary,a.button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
@media(prefers-color-scheme:dark){button.primary,a.button.primary{color:#0c1218}}
button:disabled{opacity:.55;cursor:wait}
.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:0 18px}
.meta{font:12px/1.5 ui-monospace,SFMono-Regular,monospace;overflow-wrap:anywhere;color:var(--muted)}
code{overflow-wrap:anywhere}
#notice{position:fixed;z-index:50;bottom:calc(16px + env(safe-area-inset-bottom));left:50%;transform:translateX(-50%);max-width:90vw;padding:12px 18px;border-radius:10px;background:var(--ink);color:var(--panel);box-shadow:0 4px 24px #0003}
#notice:empty{display:none}
.badge{display:inline-block;padding:2px 7px;border-radius:6px;background:var(--bg);color:var(--muted);font-size:11px;margin:0 6px}
.error{color:var(--danger)}
.muted{color:var(--muted);font-size:12px}
small{color:var(--muted)}
@media(max-width:599.98px){section,fieldset{padding:14px}.grid{display:block}}

/* Account menu */
.account{position:relative}
.account[hidden]{display:none}
#account-button{display:flex;align-items:center;gap:8px;min-width:0;min-height:36px;padding:4px 8px 4px 4px;border:1px solid transparent;border-radius:var(--radius-md);background:transparent;color:var(--ink);cursor:pointer;font-weight:400}
#account-button:hover,#account-button[aria-expanded=true]{background:color-mix(in srgb,var(--line) 45%,transparent);border-color:var(--line)}
.account .avatar{width:28px;height:28px;border-radius:50%;flex:none;object-fit:cover;background:var(--line)}
.account .initial{display:grid;place-items:center;background:var(--accent);color:#fff;font-weight:500}
.account .names{display:flex;flex-direction:column;align-items:flex-start;line-height:1.2;min-width:0;text-align:left}
.account .name{font-size:12px;font-weight:500;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
.account .handle{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:180px}
.account .icon-chevron{color:var(--muted);transition:transform .15s ease}
#account-button[aria-expanded=true] .icon-chevron{transform:rotate(180deg)}
.account-menu{position:absolute;right:0;top:calc(100% + 8px);z-index:10;min-width:220px;padding:6px;border:1px solid var(--line);border-radius:12px;background:var(--panel);box-shadow:0 12px 32px #0000002e;animation:menu-in .14s ease-out}
.account-menu[hidden]{display:none}
.menu-identity{display:flex;flex-direction:column;gap:2px;padding:8px 10px 10px;margin-bottom:4px;border-bottom:1px solid var(--line)}
.menu-caption{font-size:12px;color:var(--muted)}
.account-menu button[role=menuitem]{display:block;width:100%;padding:9px 10px;border:0;border-radius:8px;background:transparent;color:var(--ink);text-align:left;cursor:pointer;font-weight:400}
.account-menu button[role=menuitem]:hover{background:color-mix(in srgb,var(--line) 45%,transparent)}
@keyframes menu-in{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.account-menu{animation:none}.account .icon-chevron{transition:none}}
@media(max-width:639.98px){#account-button .names,#account-button .icon-chevron{display:none}#account-button{padding:4px}}

/* Page structure */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:20px}
.page-head h1{margin:0}
.page-title{display:flex;flex-direction:column;gap:2px;min-width:0}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:4px}
.card-head h2{margin:0}
h3{font-size:13px;font-weight:500;margin:18px 0 8px}
.label-text{color:var(--ink);font-size:12px;font-weight:500}
label small,.check small{display:block;font-size:12px;line-height:1.5}
label.check{align-items:flex-start;gap:10px;min-height:32px}
label.check input{margin-top:4px;width:16px;height:16px;flex:none;accent-color:var(--accent)}
fieldset{margin:12px 0;padding:14px 16px;background:transparent}
.tag{display:inline-block;padding:2px 7px;border-radius:6px;font-size:11px;font-weight:400;white-space:nowrap}
.tag-review{background:color-mix(in srgb,var(--warn) 16%,transparent);color:var(--warn)}
.tag-live{background:color-mix(in srgb,var(--ok) 16%,transparent);color:var(--ok)}
.status{display:inline-flex;align-items:center;gap:5px;padding:2px 7px;border-radius:6px;font-size:11px;font-weight:400;white-space:nowrap;width:fit-content}
.status-ok{background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--ok)}
.status-warn{background:color-mix(in srgb,var(--warn) 16%,transparent);color:var(--warn)}
.status-danger{background:color-mix(in srgb,var(--danger) 14%,transparent);color:var(--danger)}
.status-muted{background:color-mix(in srgb,var(--line) 55%,transparent);color:var(--muted)}
.banner{padding:12px 16px;border-radius:12px;border:1px solid var(--line);background:var(--panel);margin:12px 0}
.banner p{margin:0 0 8px;color:var(--ink)}
.banner-warn{border-color:color-mix(in srgb,var(--warn) 45%,transparent);background:color-mix(in srgb,var(--warn) 9%,var(--panel))}
.banner-danger{border-color:color-mix(in srgb,var(--danger) 45%,transparent);background:color-mix(in srgb,var(--danger) 8%,var(--panel))}
.empty{text-align:center;padding:40px 24px}
.empty .actions{justify-content:center}
.grow{flex:1;min-width:0}

/* Kit icon and list */
.kit-icon{display:inline-grid;place-items:center;width:var(--size);height:var(--size);border-radius:calc(var(--size) * .24);color:#fff;flex:none}
.kit-list{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);overflow:hidden;margin-top:0}
.kit-row{display:grid;grid-template-columns:32px minmax(0,1.4fr) minmax(0,1.2fr) auto 68px 142px;align-items:center;gap:14px;padding:12px 16px;border-top:1px solid var(--line);color:var(--ink)}
.kit-row:first-child{border-top:0}
a.kit-row:hover{text-decoration:none;background:color-mix(in srgb,var(--line) 25%,transparent)}
.kit-row-head{font-size:11px;color:var(--muted);font-weight:400;padding-top:9px;padding-bottom:9px;background:color-mix(in srgb,var(--bg) 65%,var(--panel))}
.kit-name{display:flex;flex-direction:column;min-width:0}
.kit-name strong,.kit-name span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.kit-id{overflow-wrap:anywhere}
@media(max-width:959.98px){
  .kit-row-head{display:none}
  .kit-row{grid-template-columns:32px minmax(0,1fr) auto;grid-template-areas:"icon name status" "icon id id" "icon role updated";gap:4px 12px}
  .kit-row>.kit-icon,.kit-row>.kit-icon-slot{grid-area:icon;align-self:start}
  .kit-name{grid-area:name}.kit-row>.status{grid-area:status;justify-self:end}
  .kit-id{grid-area:id}.kit-role{grid-area:role}.kit-updated{grid-area:updated;justify-self:end}
}

/* Kit menu header */
.side-kit{display:flex;flex-direction:column;gap:4px;min-width:0}
.side-kit strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Forms */
.prefixed{display:flex;align-items:stretch;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--input);overflow:hidden}
.prefixed input{border:0;border-radius:0;background:transparent}
.prefix{display:grid;place-items:center;padding:0 4px 0 12px;color:var(--muted)}
.prefixed:focus-within{outline:2px solid var(--accent);outline-offset:2px}
.prefixed input:focus-visible{outline:none}
.field-status{min-height:1.2em}
.field-status.ok{color:var(--ok)}.field-status.error{color:var(--danger)}
.icon-preview{display:flex;align-items:center;gap:14px;margin:12px 0}
.color-field{display:flex;align-items:center;gap:12px;justify-content:space-between}
.color-field input[type=color]{width:56px;height:40px;min-height:40px;padding:2px}
.row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 0;border-top:1px solid var(--line)}
.row:first-of-type{border-top:0}
.add-row{display:flex;gap:10px;align-items:center;margin-top:14px}
.add-row .prefixed{flex:1;min-width:0}
.inline-form{margin-top:8px}
.checklist{list-style:none;padding:0;margin:8px 0;display:grid;gap:6px}
.checklist li{display:flex;align-items:center;gap:10px;min-height:32px}
.check-mark{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:6px;border:1px solid var(--line);font-size:11px;font-weight:500;flex:none}
.checklist .done .check-mark{background:var(--ok);border-color:var(--ok);color:#fff}
.facts{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:8px 20px;margin:0}
.facts dt{color:var(--muted)}.facts dd{margin:0;overflow-wrap:anywhere}
.diff{display:flex;flex-direction:column;gap:10px}
.diff-row{display:grid;grid-template-columns:160px minmax(0,1fr) minmax(0,1fr);gap:12px;padding:10px 0;border-top:1px solid var(--line)}
.diff-row:first-child{border-top:0}
.diff-before,.diff-after{display:flex;flex-direction:column;gap:2px;white-space:pre-wrap;overflow-wrap:anywhere}
.diff-before span{color:var(--muted);text-decoration:line-through;text-decoration-color:color-mix(in srgb,var(--danger) 60%,transparent)}
.diff-after span{color:var(--ink)}
@media(max-width:599.98px){.diff-row{grid-template-columns:1fr;gap:4px}.add-row{flex-wrap:wrap}.add-row button{width:100%}.facts{grid-template-columns:1fr;gap:2px}.facts dd{margin-bottom:8px}}
.history-row{padding:6px 0;border-top:1px solid var(--line)}
.history-row:first-of-type{border-top:0}
.history-row .row{border:0;padding:6px 0}
.history-row p{margin:4px 0 8px}

/* Fixed bottom action bar; the page reserves its height so nothing is hidden. */
.action-bar{position:fixed;left:0;right:0;bottom:0;z-index:15;border-top:1px solid var(--line);background:color-mix(in srgb,var(--panel) 94%,transparent);backdrop-filter:blur(8px);padding:10px 24px calc(10px + env(safe-area-inset-bottom))}
.action-bar-inner{display:flex;align-items:center;justify-content:flex-end;gap:12px;max-width:1040px;margin:0 auto}
.bar-note{margin-right:auto}
body.has-action-bar main{padding-bottom:calc(var(--bar) + 40px + env(safe-area-inset-bottom))}
@media(min-width:960px){.action-bar{left:var(--side)}}
@media(max-width:599.98px){.action-bar{padding:10px 16px calc(10px + env(safe-area-inset-bottom))}.bar-note{display:none}.action-bar-inner>*{flex:1}}
:root:has(body.has-action-bar){scroll-padding-bottom:calc(var(--bar) + 24px + env(safe-area-inset-bottom))}
.diff-before span.empty-value{text-decoration:none}

/* Icon upload */
.icon-upload{margin:8px 0 18px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.icon-upload h3,.icon-upload+h3{margin-top:8px}
.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;min-height:100px;margin:12px 0;padding:16px;border:1px dashed var(--line);border-radius:var(--radius-md);text-align:center;cursor:pointer;color:var(--ink)}
.dropzone:hover,.dropzone.over{border-color:var(--accent);background:var(--accent-soft)}
.dropzone:focus-within{outline:2px solid var(--accent);outline-offset:2px}
.dropzone input{position:absolute;width:1px;height:1px;opacity:0}
.icon-tiles{display:flex;gap:12px;flex-wrap:wrap;margin:10px 0}
.icon-tile{display:flex;flex-direction:column;align-items:center;gap:6px;padding:12px 16px;border-radius:var(--radius-md);border:1px solid var(--line)}
.icon-tile img{border-radius:22%;display:block}
.icon-tile.tile-light{background:#f2f4f7;color:#465261}
.icon-tile.tile-dark{background:#11161d;color:#aab4c0}
.icon-pending:empty{display:none}
.kit-icon-image{object-fit:cover;background:var(--line)}
body.has-action-bar #notice{bottom:calc(var(--bar) + 16px + env(safe-area-inset-bottom))}

/* Fine-grained hierarchy; compact desktop controls keep generous touch targets. */
strong{font-weight:500}
.side-item[aria-current=page]{font-weight:500}
.side-item .icon{width:18px;height:18px;stroke-width:1.75}
.page-head .button .icon{width:16px;height:16px}
button:hover:not(:disabled),a.button:hover{filter:brightness(.97)}
button:disabled{cursor:not-allowed}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:1px solid var(--accent);outline-offset:0;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 10%,transparent)}
input::placeholder,textarea::placeholder{color:color-mix(in srgb,var(--muted) 75%,var(--panel))}
.kit-name{gap:2px}
.kit-name strong{font-size:13px;font-weight:500}
.kit-name .muted{font-size:11px}
.kit-updated{font-size:11px;font-variant-numeric:tabular-nums}
.kit-icon-slot{display:inline-flex;flex:none}
.side-kit strong{font-size:13px;font-weight:500}
.status::before{content:"";width:4px;height:4px;border-radius:50%;background:currentColor;flex:none}
.create-form{max-width:720px}
.empty{padding:36px 24px}
.empty p{max-width:480px;margin:10px auto 20px}
.account-menu button[role=menuitem]{min-height:34px;font-size:13px}
@media(max-width:1199.98px) and (min-width:960px){main{padding:28px 24px}.kit-row{grid-template-columns:32px minmax(0,1.4fr) minmax(0,1fr) auto 52px 106px;gap:10px}}
@media(max-width:959.98px),(pointer:coarse){
  button,a.button,.side-item,.side-back,.account-menu button[role=menuitem],#account-button{min-height:44px}
  input,textarea,select{min-height:44px}
  label.check{min-height:44px}
  .kit-row{padding:14px 16px}
}
@media(max-width:599.98px){input,textarea,select{font-size:16px}h1{font-size:20px}.page-head{gap:12px;margin-bottom:16px}}

/* A signed-in ordinary account keeps its account menu, without development controls. */
body.developer-blocked .layout{display:block}
body.developer-blocked .sidebar,body.developer-blocked .menu-toggle{display:none!important}
.developer-required{max-width:560px;margin:40px auto;padding:28px}
.developer-required>.icon{color:var(--accent);margin-bottom:16px}
.developer-required .actions{margin-top:24px}