/* Blueline design system v2 — shadcn-style HSL tokens, Geist, Tailwind-scale spacing. */
@font-face{font-family:Geist;src:url(https://cdn.jsdelivr.net/npm/geist@1/dist/fonts/geist-sans/Geist-Variable.woff2) format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:'Geist Mono';src:url(https://cdn.jsdelivr.net/npm/geist@1/dist/fonts/geist-mono/GeistMono-Variable.woff2) format('woff2');font-weight:100 900;font-display:swap}
:root,.light{
  --background:0 0% 100%;--foreground:222.2 84% 4.9%;--card:0 0% 100%;--popover:0 0% 100%;
  --primary:222.2 47.4% 11.2%;--primary-foreground:210 40% 98%;
  --secondary:210 40% 96.1%;--muted:210 40% 96.1%;--accent:210 40% 96.1%;--muted-foreground:0 0% 45.5%;
  --border:214.3 20% 93%;--input:214.3 20% 93%;--ring:222.2 84% 4.9%;--destructive:0 84.2% 60.2%;
  --sidebar-background:0 0% 98%;--sidebar-foreground:240 5.3% 26.1%;--sidebar-accent:240 4.8% 95.9%;--sidebar-border:220 10% 93%;--sidebar-primary:240 5.9% 10%;
  --search-bg:#EBEBEB;--search-hover:#E0E0E0;--knob-off:#CBD5E1;
  --ok-bg:#ECFDF5;--ok-fg:#047857;--warn-bg:#FFFBEB;--warn-fg:#B45309;--danger-bg:#FEF2F2;--danger-fg:#DC2626;--info-bg:#F0F9FF;--info-fg:#0369A1;--imsg-bg:#DFF2FE;
}
.dark{
  --background:240 10% 3.9%;--foreground:0 0% 98%;--card:240 10% 3.9%;--popover:240 10% 3.9%;
  --primary:0 0% 98%;--primary-foreground:240 5.9% 10%;
  --secondary:240 3.7% 15.9%;--muted:240 3.7% 15.9%;--accent:240 3.7% 15.9%;--muted-foreground:240 5% 64.9%;
  --border:240 5% 12%;--input:240 5% 16%;--ring:240 4.9% 83.9%;--destructive:0 62.8% 30.6%;
  --sidebar-background:240 5.9% 10%;--sidebar-foreground:240 4.8% 95.9%;--sidebar-accent:240 3.7% 15.9%;--sidebar-border:240 3.7% 15.9%;--sidebar-primary:0 0% 98%;
  --search-bg:rgba(255,255,255,.08);--search-hover:rgba(255,255,255,.12);--knob-off:#3F3F46;
  --ok-bg:rgba(16,185,129,.12);--ok-fg:#34D399;--warn-bg:rgba(245,158,11,.12);--warn-fg:#FBBF24;--danger-bg:rgba(239,68,68,.12);--danger-fg:#F87171;--info-bg:rgba(14,165,233,.12);--info-fg:#7DD3FC;--imsg-bg:rgba(0,122,255,.16);
}
:root{
  --blue:#007AFF;--blue-2:#00ABE9;--blue-grad:linear-gradient(135deg,#007AFF 0%,#00ABE9 100%);
  --radius:.5rem;--r-sm:4px;--r-md:6px;--r-lg:8px;--r-xl:12px;
  --sans:Geist,ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;--mono:'Geist Mono',ui-monospace,'SF Mono',Menlo,monospace;
  --shadow-sm:0 1px 2px 0 rgb(0 0 0/.05);--shadow:0 1px 3px 0 rgb(0 0 0/.1),0 1px 2px -1px rgb(0 0 0/.1);--shadow-md:0 4px 6px -1px rgb(0 0 0/.1),0 2px 4px -2px rgb(0 0 0/.1);--shadow-lg:0 10px 15px -3px rgb(0 0 0/.1),0 4px 6px -4px rgb(0 0 0/.1);
  --ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;border-color:hsl(var(--border))}
html{letter-spacing:-.03em;height:100%}
body{margin:0;height:100%;font-family:var(--sans);font-size:14px;line-height:20px;letter-spacing:-.01em;color:hsl(var(--foreground));background:hsl(var(--sidebar-background));-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit;color:inherit;letter-spacing:inherit}
code,kbd,.mono{font-family:var(--mono);letter-spacing:0}
code{font-size:12.5px;background:hsl(var(--muted));padding:1px 5px;border-radius:var(--r-sm)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.muted{color:hsl(var(--muted-foreground))}.xs{font-size:12px;line-height:16px}.sm-t{font-size:13px}
svg.ic{width:16px;height:16px;flex:none;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.row{display:flex;align-items:center;gap:8px}.grow{flex:1}.right{text-align:right}

/* ---------- shell ---------- */
.app{display:flex;height:100svh}
.sidebar{width:256px;flex:none;display:flex;flex-direction:column;gap:8px;padding:8px;color:hsl(var(--sidebar-foreground));transition:width 200ms linear;overflow:hidden}
.sb-top{display:flex;gap:4px;align-items:center}
.ws,.user{display:flex;align-items:center;gap:10px;width:100%;min-width:0;padding:8px 10px;border-radius:var(--r-lg);border:1px solid hsl(var(--border));background:hsl(var(--background));cursor:pointer;text-align:left;height:50px}
.user{border-color:transparent;background:transparent;height:48px;margin-top:auto}.user:hover{background:hsl(var(--sidebar-accent))}
.ws-txt{display:flex;flex-direction:column;min-width:0;flex:1;line-height:16px}.ws-txt small{font-size:11px;color:hsl(var(--muted-foreground))}.ws-txt b{font-weight:500;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mark{width:28px;height:28px;flex:none;border-radius:var(--r-md);background:var(--blue-grad);position:relative;box-shadow:inset 0 0 0 1px rgb(255 255 255/.2)}
.mark::after{content:'';position:absolute;left:6px;right:6px;top:50%;height:3px;margin-top:-1.5px;border-radius:2px;background:#fff;box-shadow:0 -6px 0 -0.5px rgb(255 255 255/.55),0 6px 0 -0.5px rgb(255 255 255/.55)}
.mark.lg{width:36px;height:36px}
.wordmark{font-weight:600;font-size:20px;letter-spacing:-.04em}
.icon-btn{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:var(--r-md);border:0;background:transparent;cursor:pointer;color:hsl(var(--muted-foreground));flex:none}
.icon-btn:hover{background:hsl(var(--sidebar-accent));color:hsl(var(--foreground))}
.sb-search{display:flex;align-items:center;gap:8px;height:40px;padding:0 10px;border-radius:var(--r-md);border:1px solid rgb(0 0 0/.08);background:var(--search-bg);cursor:pointer;color:hsl(var(--muted-foreground));transition:background 150ms}
.sb-search:hover{background:var(--search-hover)}.sb-search span{flex:1;text-align:left}
kbd{font-size:11px;padding:1px 5px;border-radius:var(--r-sm);background:hsl(var(--background));border:1px solid hsl(var(--border));color:hsl(var(--muted-foreground))}
#nav{flex:1;overflow-y:auto;overflow-x:hidden;scrollbar-width:thin;margin:0 -8px;padding:0 8px}
.grp{padding:4px 0;border-bottom:1px solid hsl(var(--sidebar-border))}.grp:last-child{border:0}
.grp-label{font-size:12px;font-weight:500;height:32px;display:flex;align-items:center;padding:0 8px;opacity:.7;white-space:nowrap}
.nav-i{display:flex;align-items:center;gap:8px;height:32px;padding:8px;border-radius:var(--r-md);color:inherit;text-decoration:none;white-space:nowrap;cursor:pointer;border:0;background:none;width:100%;transition:background 150ms,color 150ms}
.nav-i:hover{background:hsl(var(--sidebar-accent))}.nav-i.on{background:hsl(var(--sidebar-accent));color:hsl(var(--foreground));font-weight:500}
.nav-i .chev{margin-left:auto;transition:transform 200ms}.nav-i[aria-expanded=true] .chev{transform:rotate(90deg)}
.sub{margin-left:15px;padding-left:9px;border-left:1px solid hsl(var(--sidebar-border));display:none}.sub.open{display:block}
.nav-i .ext{margin-left:auto;opacity:.6;width:14px;height:14px}
.badge-n{margin-left:auto;font-size:11px;font-family:var(--mono);background:var(--blue);color:#fff;border-radius:999px;padding:0 6px;line-height:18px}
/* rail */
[data-rail='1'] .sidebar{width:48px;padding:8px 6px}
[data-rail='1'] .sidebar :is(.ws-txt,.grp-label,.sb-search span,.sb-search kbd,.nav-i span,.nav-i .chev,.nav-i .ext,.badge-n,.user > svg,.ws > svg){display:none}
[data-rail='1'] .ws{padding:0;border:0;background:none;height:36px;justify-content:center}
[data-rail='1'] .sb-top{flex-direction:column}
[data-rail='1'] .sb-search{justify-content:center;padding:0;border:0;background:none}
[data-rail='1'] .nav-i{justify-content:center;padding:8px 0}[data-rail='1'] .sub{margin:0;padding:0;border:0}
[data-rail='1'] .user{justify-content:center;padding:0}
.panel{flex:1;min-width:0;margin:8px 8px 8px 0;border-radius:var(--r-xl);background:hsl(var(--background));box-shadow:var(--shadow-sm);overflow:auto;scrollbar-width:thin;border:1px solid hsl(var(--border)/.6)}
.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:8px;height:52px;padding:0 16px;background:hsl(var(--background)/.85);backdrop-filter:blur(8px)}
.crumbs{display:flex;align-items:center;gap:6px;color:hsl(var(--muted-foreground));font-size:14px;flex:1;min-width:0;white-space:nowrap}
.crumbs a{color:inherit;text-decoration:none}.crumbs a:hover{color:hsl(var(--foreground))}.crumbs [aria-disabled]{color:hsl(var(--foreground))}
.crumbs svg{width:14px;height:14px}
.content{max-width:76rem;margin:0 auto;padding:16px 32px 48px;animation:fadein 200ms var(--ease)}
.content.wide{max-width:none;padding:0 16px 16px}
@keyframes fadein{from{opacity:0;transform:translateY(3px)}to{opacity:1;transform:none}}
.page-head{display:flex;flex-direction:column;gap:16px;margin:8px 0 24px}
@media(min-width:1024px){.page-head{flex-direction:row;align-items:flex-start;justify-content:space-between}}
.page-title{font-size:48px;line-height:1;font-weight:500;letter-spacing:-.025em;margin:0}
.page-sub{margin:12px 0 0;color:hsl(var(--muted-foreground));max-width:640px}
.h2{font-size:24px;line-height:32px;font-weight:500;letter-spacing:-.02em;margin:0}.h3{font-size:16px;font-weight:600;margin:0}
.section{margin-top:32px}.section>.h2{margin-bottom:4px}.section>.muted{margin:0 0 16px}
.mobile-only{display:none}
@media(max-width:1023px){.sidebar{position:fixed;inset:0 auto 0 0;z-index:30;background:hsl(var(--sidebar-background));transform:translateX(-100%);transition:transform 200ms linear;width:256px!important;box-shadow:var(--shadow-lg)}
  .sheet-open .sidebar{transform:none}.panel{margin:0;border-radius:0}.mobile-only{display:inline-grid}.content{padding:16px}}

/* ---------- controls ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:36px;padding:0 16px;border-radius:var(--r-md);font-weight:500;font-size:14px;white-space:nowrap;cursor:pointer;
  border:1px solid hsl(var(--border));background:hsl(var(--background));box-shadow:var(--shadow-sm);transition:background 150ms,color 150ms,opacity 150ms}
.btn:hover{background:hsl(var(--accent))}.btn:disabled{opacity:.5;pointer-events:none}
.btn.primary{background:hsl(var(--primary));color:hsl(var(--primary-foreground));border-color:transparent}.btn.primary:hover{background:hsl(var(--primary)/.9)}
.btn.ghost{border-color:transparent;background:transparent;box-shadow:none}.btn.ghost:hover{background:hsl(var(--accent))}
.btn.destructive{background:var(--danger-bg);color:var(--danger-fg);border-color:transparent;box-shadow:none}
.btn.danger-solid{background:#EF4444;color:#fff;border-color:transparent}
.btn.sm{height:32px;padding:0 12px;font-size:13px}.btn.xs{height:28px;padding:0 10px;font-size:12px}.btn.block{width:100%}
.btn svg.ic{width:16px;height:16px}
:is(.btn,.input,.icon-btn,.nav-i,.seg button,.sw,.ws,.user,.sb-search):focus-visible{outline:none;box-shadow:0 0 0 3px hsl(var(--ring)/.5)}
.input{height:36px;width:100%;padding:0 12px;border-radius:var(--r-md);border:1px solid hsl(var(--input));background:hsl(var(--background));box-shadow:var(--shadow-sm);transition:box-shadow 150ms,border-color 150ms}
.input::placeholder{color:hsl(var(--muted-foreground))}
textarea.input{height:auto;padding:8px 12px;resize:vertical;line-height:20px}
.input:focus{outline:none;border-color:hsl(var(--ring)/.6);box-shadow:0 0 0 3px hsl(var(--ring)/.15)}
.input[aria-invalid=true]{border-color:hsl(var(--destructive))}
.search{position:relative;min-width:260px}.search>svg{position:absolute;left:10px;top:10px;color:hsl(var(--muted-foreground))}.search .input{padding-left:34px;padding-right:62px}.search kbd{position:absolute;right:8px;top:8px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.field label{font-size:14px;font-weight:500}.field .hint{font-size:12px;color:hsl(var(--muted-foreground))}
.seg{display:inline-flex;gap:2px;padding:3px;background:hsl(var(--muted));border-radius:var(--r-md)}
.seg button{height:28px;padding:0 10px;border:0;border-radius:calc(var(--r-md) - 2px);background:transparent;color:hsl(var(--muted-foreground));font-size:13px;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:all 150ms}
.seg button[aria-pressed=true]{background:hsl(var(--background));color:hsl(var(--foreground));box-shadow:var(--shadow-sm)}
.dark .seg button[aria-pressed=true]{background:#27272A}
.seg .cnt{font-family:var(--mono);font-size:11px;padding:0 5px;border-radius:999px;background:hsl(var(--muted));line-height:16px}
.chip-btn{height:32px;padding:0 10px;font-size:13px}
.sw{position:relative;width:36px;height:20px;border-radius:999px;border:0;background:var(--knob-off);cursor:pointer;flex:none;transition:background 150ms}
.sw::after{content:'';position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:var(--shadow);transition:transform 150ms var(--ease)}
.sw[aria-checked=true]{background:var(--blue)}.sw[aria-checked=true]::after{transform:translateX(16px)}.sw:disabled{opacity:.5}

/* ---------- surfaces ---------- */
.card{border:1px solid hsl(var(--border));border-radius:var(--r-xl);background:hsl(var(--card))}
.card-h{display:flex;align-items:center;gap:8px;padding:14px 16px}.card-h .t{font-weight:500;font-size:15px}.card-h .d{font-size:12px;color:hsl(var(--muted-foreground))}
.card-b{padding:16px}.card-sep{border-top:1px solid hsl(var(--border))}
/* stat card: muted frame + inner white body (matches the reference "card-frame") */
.stat{background:hsl(var(--muted)/.5);border:1px solid hsl(var(--border));border-radius:var(--r-xl);padding:4px;display:flex;flex-direction:column;min-height:136px}
.stat .lbl{display:flex;align-items:center;gap:8px;padding:8px 10px 10px;font-size:12px;font-weight:500}
.stat .lbl svg{width:14px;height:14px}
.stat .body{flex:1;background:hsl(var(--card));border:1px solid hsl(var(--border));border-radius:calc(var(--r-xl) - 3px);padding:12px;display:flex;flex-direction:column;gap:6px}
.stat .val{font-size:30px;line-height:36px;font-weight:500;letter-spacing:-.03em;font-variant-numeric:tabular-nums;display:flex;align-items:center;gap:8px}
.stat .sub{font-family:var(--mono);font-size:13px;color:hsl(var(--muted-foreground));letter-spacing:0}
.frame{background:hsl(var(--muted)/.5);border:1px solid hsl(var(--border));border-radius:var(--r-xl);padding:4px}
.frame>.fh{display:flex;align-items:center;gap:8px;padding:8px 10px 10px}.frame>.fh .t{font-weight:500}.frame>.fh .d{font-size:12px;color:hsl(var(--muted-foreground))}
.frame>.fb{background:hsl(var(--card));border:1px solid hsl(var(--border));border-radius:calc(var(--r-xl) - 3px);overflow:hidden}
.grid{display:grid;gap:16px}.c2{grid-template-columns:repeat(2,minmax(0,1fr))}.c3{grid-template-columns:repeat(3,minmax(0,1fr))}.c4{grid-template-columns:repeat(4,minmax(0,1fr))}.c5{grid-template-columns:repeat(5,minmax(0,1fr))}
.c12{grid-template-columns:2fr 1fr}
@media(max-width:1100px){.c4,.c5{grid-template-columns:repeat(2,minmax(0,1fr))}.c3,.c12{grid-template-columns:1fr}}
.tbl{width:100%;border-collapse:collapse}
.tbl th{font-size:12px;font-weight:500;color:hsl(var(--muted-foreground));text-align:left;padding:10px 16px;border-bottom:1px solid hsl(var(--border));white-space:nowrap}
.tbl td{padding:10px 16px;height:44px;border-bottom:1px solid hsl(var(--border))}.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr{transition:background 150ms}.tbl tbody tr:hover{background:hsl(var(--muted)/.5)}.tbl .num{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
.tfoot{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;border-top:1px solid hsl(var(--border));font-size:13px;color:hsl(var(--muted-foreground))}
.pager{display:inline-grid;place-items:center;width:32px;height:32px;border:1px solid hsl(var(--border));border-radius:var(--r-md);color:hsl(var(--foreground));font-weight:500}
.pill{display:inline-flex;align-items:center;gap:6px;height:22px;padding:0 8px;border-radius:999px;font-size:12px;font-weight:500;white-space:nowrap;background:hsl(var(--muted));color:hsl(var(--foreground)/.8)}
.pill.ok{background:var(--ok-bg);color:var(--ok-fg)}.pill.warn{background:var(--warn-bg);color:var(--warn-fg)}.pill.danger{background:var(--danger-bg);color:var(--danger-fg)}.pill.info{background:var(--info-bg);color:var(--info-fg)}
.pill.imsg{background:var(--imsg-bg);color:var(--blue)}.pill.outline{background:transparent;border:1px solid hsl(var(--border))}
.dot{width:8px;height:8px;border-radius:50%;background:currentColor;flex:none;position:relative}
.dot.live::after{content:'';position:absolute;inset:0;border-radius:50%;background:currentColor;animation:ping 1.6s cubic-bezier(0,0,.2,1) infinite}
@keyframes ping{75%,100%{transform:scale(2.2);opacity:0}}
.bar{height:6px;border-radius:999px;background:hsl(var(--muted));overflow:hidden}.bar>i{display:block;height:100%;background:hsl(var(--primary));border-radius:inherit;transition:width 400ms var(--ease)}
.bar.blue>i{background:var(--blue)}
.bar.red>i{background:#E11D48}
.segbar{display:inline-flex;gap:3px}.segbar i{width:18px;height:6px;border-radius:999px;background:hsl(var(--muted))}.segbar i.on{background:var(--blue)}
.callout{display:flex;gap:10px;padding:12px 14px;border-radius:var(--r-lg);border:1px solid;font-size:13px}
.callout.info{background:var(--info-bg);border-color:color-mix(in srgb,var(--info-fg) 25%,transparent);color:hsl(var(--foreground))}
.callout.warn{background:var(--warn-bg);border-color:color-mix(in srgb,var(--warn-fg) 25%,transparent)}
.callout.grey{background:hsl(var(--muted)/.6);border-color:hsl(var(--border))}
.callout svg{flex:none;margin-top:2px}
/* empty state */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:48px 24px;gap:6px}
.empty .tile{width:64px;height:64px;border-radius:var(--r-xl);display:grid;place-items:center;border:1px solid hsl(var(--border));background:hsl(var(--card));box-shadow:0 4px 12px rgb(0 0 0/.08);margin-bottom:10px;color:hsl(var(--muted-foreground))}
.empty .tile svg{width:28px;height:28px;stroke-width:1.5}
.empty .t{font-size:18px;font-weight:600;letter-spacing:-.02em}.empty .d{color:hsl(var(--muted-foreground));max-width:380px}.empty .btn{margin-top:10px}
.empty.compact{padding:28px 16px}.empty.compact .t{font-size:14px;font-weight:500}
/* skeleton */
.sk{background:hsl(var(--muted));border-radius:var(--r-md);animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}
@keyframes pulse{50%{opacity:.5}}
/* charts */
.chart{width:100%;height:220px;display:block}.chart text{font-family:var(--mono);font-size:10px;fill:hsl(var(--muted-foreground))}
.chart .grid-l{stroke:hsl(var(--border));stroke-dasharray:3 3}
.legend{display:flex;gap:6px;flex-wrap:wrap}.legend .pill{height:24px}
.gauge{display:grid;place-items:center;padding:16px}.gauge svg{width:140px;height:140px}.gauge .v{font-size:26px;font-weight:600;letter-spacing:-.03em}
.dows{display:flex;align-items:flex-end;gap:12px;height:180px;padding:16px 16px 8px}.dows>div{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.dows i{width:100%;max-width:44px;border-radius:4px 4px 0 0;background:var(--blue);min-height:2px;transform-origin:bottom;animation:grow 500ms var(--ease)}
.dows span{font-family:var(--mono);font-size:10px;color:hsl(var(--muted-foreground))}
@keyframes grow{from{transform:scaleY(0)}}
/* conversations */
.inbox{display:grid;grid-template-columns:340px minmax(0,1fr) 320px;height:calc(100svh - 16px - 52px - 2px);border-top:1px solid hsl(var(--border))}
.inbox>section{min-height:0;display:flex;flex-direction:column}
.threads{border-right:1px solid hsl(var(--border))}
.threads-h{padding:12px;display:flex;flex-direction:column;gap:10px;border-bottom:1px solid hsl(var(--border))}
.tlist{flex:1;overflow:auto;scrollbar-width:thin}
.trow{display:grid;grid-template-columns:36px 1fr auto;gap:10px;padding:10px 12px;border-bottom:1px solid hsl(var(--border));cursor:pointer;transition:background 150ms;position:relative}
.trow:hover{background:hsl(var(--muted)/.5)}.trow.sel{background:hsl(var(--accent))}
.trow .nm{font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.trow .sn{font-size:13px;color:hsl(var(--muted-foreground));white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.trow .tm{font-size:12px;color:hsl(var(--muted-foreground));display:flex;flex-direction:column;align-items:flex-end;gap:6px}
.udot{width:8px;height:8px;border-radius:50%;background:var(--blue)}
.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:600;background:hsl(var(--muted));color:hsl(var(--foreground)/.8);flex:none}
.avatar.sq{width:32px;height:32px;border-radius:var(--r-md);background:hsl(var(--sidebar-primary));color:hsl(var(--background))}
.thread-h{display:flex;align-items:center;gap:10px;padding:10px 16px;border-bottom:1px solid hsl(var(--border));min-height:57px}
.msgs{flex:1;overflow:auto;padding:20px 24px;display:flex;flex-direction:column;gap:4px;scrollbar-width:thin}
.bub{max-width:68%;padding:8px 12px;border-radius:18px;line-height:1.35;word-wrap:break-word;animation:fadein 200ms var(--ease)}
.bub.in{align-self:flex-start;background:hsl(var(--muted));border-bottom-left-radius:6px}
.bub.out{align-self:flex-end;background:var(--blue);color:#fff;border-bottom-right-radius:6px}.bub.out.sms{background:#34C759}
.meta{font-size:11px;font-family:var(--mono);color:hsl(var(--muted-foreground));margin:2px 6px 10px;letter-spacing:0}.meta.out{align-self:flex-end}.meta.err{color:var(--danger-fg)}
.daysep{align-self:center;font-size:11px;font-weight:500;color:hsl(var(--muted-foreground));margin:12px 0}
.composer{display:flex;gap:8px;align-items:flex-end;padding:12px 16px;border-top:1px solid hsl(var(--border))}
.composer textarea{min-height:36px;max-height:160px;resize:none}
.aip{border-left:1px solid hsl(var(--border));overflow:auto;scrollbar-width:thin}
.aip .card-h{border-bottom:1px solid hsl(var(--border))}
.aip-sec{padding:14px 16px;border-bottom:1px solid hsl(var(--border));display:flex;flex-direction:column;gap:10px}
.kv{display:flex;justify-content:space-between;font-size:13px}.kv span:first-child{color:hsl(var(--muted-foreground))}
@media(max-width:1280px){.inbox{grid-template-columns:300px minmax(0,1fr)}.aip{grid-column:1/-1;border-left:0;border-top:1px solid hsl(var(--border))}}
/* settings rows */
.srow{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:32px;padding:28px 0;border-bottom:1px solid hsl(var(--border))}
.srow:first-child{padding-top:8px}.srow .h3{margin-bottom:4px}
@media(max-width:900px){.srow{grid-template-columns:1fr;gap:12px}}
/* hero / onboarding */
.onb{max-width:720px;margin:48px auto;text-align:center}.onb .display{font-size:48px;line-height:1.05;font-weight:500;letter-spacing:-.035em;margin:0}
.onb .display .m{color:hsl(var(--muted-foreground))}.onb p{color:hsl(var(--muted-foreground));font-size:16px;line-height:24px}
.feat{display:grid;gap:16px;text-align:left;margin:32px auto;max-width:520px}.feat b{display:block}.feat span{color:hsl(var(--muted-foreground))}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:hsl(var(--muted-foreground))}
.itile{width:36px;height:36px;border-radius:var(--r-lg);background:var(--blue);color:#fff;display:grid;place-items:center;flex:none}
.locked{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin:32px 0}
.locked .art{position:relative;height:340px;border-radius:var(--r-xl);background:hsl(var(--muted)/.5);border:1px solid hsl(var(--border));overflow:hidden}
.locked .art .card{position:absolute;box-shadow:0 10px 30px rgb(15 23 42/.08);padding:14px;width:220px}
@media(max-width:1000px){.locked{grid-template-columns:1fr}}
/* integrations */
.integ{display:flex;flex-direction:column;gap:12px;padding:16px}.integ .logo{width:40px;height:40px;border-radius:var(--r-lg);display:grid;place-items:center;font-weight:600;color:#fff}
.integ.soon{opacity:.5}.integ .foot{display:flex;align-items:center;gap:8px;margin-top:auto;padding-top:12px;border-top:1px solid hsl(var(--border))}
/* overlays */
.dialog{border:1px solid hsl(var(--border));border-radius:var(--r-xl);padding:24px;background:hsl(var(--popover));color:hsl(var(--foreground));box-shadow:var(--shadow-lg);width:min(480px,94vw)}
.dialog.sm{width:min(400px,94vw)}.dialog::backdrop{background:rgb(0 0 0/.5)}
.dialog[open]{animation:zoom 150ms var(--ease)}@keyframes zoom{from{opacity:0;transform:scale(.96)}}
.dialog h2{margin:0 0 6px}.dialog p{margin:0 0 16px}.dialog .input{margin-bottom:12px}.dialog .actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:24px}
.secret{font-family:var(--mono);font-size:13px;padding:10px 12px;background:hsl(var(--muted));border-radius:var(--r-md);word-break:break-all;user-select:all;margin-bottom:12px}
.palette{padding:0;width:min(512px,94vw);margin-top:12vh}
.pal-in{display:flex;align-items:center;gap:8px;padding:0 8px 0 14px;border-bottom:1px solid hsl(var(--border));height:48px;color:hsl(var(--muted-foreground))}
.pal-in input{flex:1;border:0;background:transparent;outline:none;height:100%;color:hsl(var(--foreground))}
.pal-list{max-height:360px;overflow:auto;padding:6px}
.pal-g{font-size:12px;font-weight:500;color:hsl(var(--muted-foreground));padding:8px 8px 4px}
.pal-i{display:flex;align-items:center;gap:10px;padding:8px;border-radius:var(--r-md);cursor:pointer}.pal-i[aria-selected=true]{background:hsl(var(--accent))}
.menu{position:fixed;z-index:40;min-width:240px;border:1px solid hsl(var(--border));border-radius:var(--r-lg);background:hsl(var(--popover));box-shadow:var(--shadow-md);padding:4px;animation:zoom 120ms var(--ease)}
.menu .mi{display:flex;align-items:center;gap:8px;width:100%;padding:8px;border-radius:var(--r-md);border:0;background:none;cursor:pointer;text-align:left}
.menu .mi:hover,.menu .mi:focus-visible{background:hsl(var(--accent));outline:none}.menu hr{border:0;border-top:1px solid hsl(var(--border));margin:4px -4px}
.menu .mh{padding:8px;font-size:13px}.themes{display:flex;gap:4px;padding:4px;background:hsl(var(--muted));border-radius:var(--r-md);margin:4px 8px 8px}
.themes button{flex:1;height:32px;border:1px solid transparent;border-radius:var(--r-md);background:none;cursor:pointer;display:grid;place-items:center;color:hsl(var(--muted-foreground))}
.themes button[aria-pressed=true]{border-color:hsl(var(--border));background:hsl(var(--background));box-shadow:var(--shadow-sm);color:hsl(var(--foreground))}
.upsell{margin:4px 8px 8px;padding:12px;border-radius:var(--r-lg);border:1px solid hsl(var(--border));background:hsl(var(--muted)/.5)}
.toasts{position:fixed;right:16px;bottom:16px;z-index:50;display:flex;flex-direction:column;gap:8px}
.toast{min-width:280px;padding:12px 16px;border-radius:var(--r-lg);border:1px solid hsl(var(--border));background:hsl(var(--popover));box-shadow:var(--shadow-lg);font-weight:500;animation:slidein 200ms var(--ease)}
.toast.err{border-color:color-mix(in srgb,var(--danger-fg) 40%,transparent);color:var(--danger-fg)}
@keyframes slidein{from{opacity:0;transform:translateY(8px)}}
.tip{position:relative}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* thread bubbles */
.bub{max-width:68%;padding:8px 13px;border-radius:18px;font-size:14px;line-height:1.4;white-space:pre-wrap;word-wrap:break-word}
.bub.in{align-self:flex-start;background:hsl(var(--muted));color:hsl(var(--foreground));border-bottom-left-radius:6px}
.bub.out{align-self:flex-end;background:var(--blue);color:#fff;border-bottom-right-radius:6px}
.meta{font-size:11px;color:hsl(var(--muted-foreground));margin:0 6px 8px;font-family:var(--mono)}.meta.out{align-self:flex-end}.meta.in{align-self:flex-start}.meta.err{color:var(--danger-fg)}
.daysep{align-self:center;font-size:11px;color:hsl(var(--muted-foreground));margin:12px 0 6px}
.seg button{white-space:nowrap}.inbox .seg{max-width:100%;overflow-x:auto;scrollbar-width:none}