:root{
  --bg:#08101d;--bg-soft:#0d1726;--panel:#111d2c;--panel-2:#162437;--panel-3:#0d1a29;
  --line:#26384d;--line-soft:#1d2d40;--text:#f4f8fc;--muted:#a9b8c8;--muted-2:#8194a8;
  --primary:#39bdf8;--primary-2:#7467f0;--success:#26c66f;--warning:#f4b942;--danger:#ef6262;
  --shadow:0 16px 46px rgba(0,0,0,.24);--radius:18px;--radius-sm:12px;--sidebar:286px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;min-width:0;overflow-x:hidden;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:linear-gradient(180deg,#08101d 0,#0a1422 45%,#08101d 100%);font-size:15px;line-height:1.55}
body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;background:radial-gradient(circle at 10% -10%,rgba(57,189,248,.16),transparent 33%),radial-gradient(circle at 90% 0,rgba(116,103,240,.13),transparent 30%)}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input,textarea,select{font:inherit}button{border:0}
h1,h2,h3,h4{line-height:1.2}p{margin-top:.55rem}.wrap{width:min(1220px,calc(100% - 36px));margin-inline:auto;min-width:0}

/* shared */
.topbar{position:sticky;top:0;z-index:40;background:rgba(8,16,29,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.07)}
.nav{display:flex;align-items:center;gap:18px;justify-content:space-between;padding:13px 0;min-width:0}.navlinks{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:7px;font-weight:950;letter-spacing:.055em;white-space:nowrap}.brand span{color:#75d8ff}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--primary),var(--primary-2));box-shadow:0 8px 22px rgba(57,189,248,.2);font-size:18px}
.btn{min-height:42px;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 14px;border:1px solid var(--line);border-radius:12px;background:#152438;color:#f7fbff;font-weight:800;cursor:pointer;transition:.18s ease;white-space:nowrap}.btn:hover{transform:translateY(-1px);border-color:#42627e;background:#1a2c42}.btn.primary{border-color:transparent;background:linear-gradient(135deg,#169edb,#6656e8)}.btn.wa{border-color:transparent;background:linear-gradient(135deg,#1fae5d,#10a874)}.btn.danger{background:#321b24;border-color:#63303f}.btn.soft{background:#0f1c2c}.btn.small{min-height:34px;padding:6px 10px;font-size:13px}
.card,.robot-card{min-width:0;border:1px solid var(--line-soft);border-radius:var(--radius);background:linear-gradient(180deg,rgba(20,34,52,.98),rgba(13,26,41,.98));box-shadow:var(--shadow)}.card{padding:20px}.card>h3:first-child,.card>h2:first-child{margin-top:0}.card hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.muted{color:var(--muted)}.muted-2{color:var(--muted-2)}.kpi{font-size:clamp(24px,4vw,34px);font-weight:950;letter-spacing:-.035em;margin-top:3px}.eyebrow{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid #31506a;border-radius:999px;background:#0d2234;color:#c5eeff;font-size:11px;font-weight:900;letter-spacing:.075em;text-transform:uppercase}.pill{display:inline-flex;align-items:center;gap:5px;padding:5px 9px;border-radius:999px;background:#18314a;color:#d2edff;font-size:11px;font-weight:900;letter-spacing:.035em}.pill.ok{background:#123b28;color:#9af1b9}.pill.warn{background:#432f12;color:#ffe099}.pill.bad{background:#451f27;color:#ffbdc7}.notice,.flash{padding:13px 14px;border-radius:13px;border:1px solid #285370;background:#0e2a3d;color:#d8f2ff}.flash{border-color:#6e3444;background:#351e27;color:#ffd7de}.code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;background:#08131f;padding:11px 12px;border-radius:11px;border:1px solid #20364b;word-break:break-word;overflow-wrap:anywhere}.actions,.hero-actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center}.section{padding:28px 0}.section-title{margin-bottom:18px}.section h2{font-size:clamp(27px,4vw,38px);margin:0 0 7px}.section-sub{color:var(--muted);margin:0}.grid,.guide-grid,.guide-table,.stat-grid,.row{display:grid;gap:14px;min-width:0}.grid{grid-template-columns:repeat(auto-fit,minmax(245px,1fr))}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(175px,1fr))}.row{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.guide-grid,.guide-table{grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}.guide-table>div{padding:14px;border:1px solid var(--line-soft);border-radius:13px;background:#0d1a29}.guide-list{padding-left:22px;line-height:1.75}.guide-list li{margin:5px 0}.command-grid{display:flex;gap:7px;flex-wrap:wrap;margin:12px 0}.command-grid code{padding:7px 9px;border-radius:9px;background:#091522;border:1px solid #213b52;color:#d5efff;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:13px}
label{display:block;color:#e5edf6;font-weight:700}label small{display:block;margin:3px 0 6px;font-weight:500;line-height:1.35}.input,textarea,select{display:block;width:100%;min-width:0;margin-top:6px;padding:11px 12px;border:1px solid #30475e;border-radius:11px;background:#0a1725;color:#f8fbff;outline:none;transition:.15s ease}textarea{resize:vertical;min-height:90px}.input:focus,textarea:focus,select:focus{border-color:#5acafa;box-shadow:0 0 0 3px rgba(57,189,248,.1)}

/* public frontend */
.hero{padding:66px 0 36px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:30px;align-items:center}.hero h1{font-size:clamp(42px,6vw,76px);line-height:.98;margin:17px 0;letter-spacing:-.055em}.hero h1 b{background:linear-gradient(90deg,#62dcff,#b4a7ff,#83efaf);-webkit-background-clip:text;background-clip:text;color:transparent}.lead{max-width:760px;font-size:18px;line-height:1.68;color:#c8d6e4}.hero-actions{margin-top:24px}.robot-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.robot-card{padding:22px;text-align:center}.robot-card img{width:104px;height:104px;margin:0 auto;filter:drop-shadow(0 14px 25px rgba(0,0,0,.23))}.robot-card h3{margin:10px 0 3px}.robot-card small{color:var(--muted)}.feature-card{min-height:170px}.footer{padding:34px 0 52px;color:#8da0b4;border-top:1px solid rgba(255,255,255,.05);margin-top:24px}

/* chat */
.chat-shell{display:grid;grid-template-columns:minmax(280px,330px) minmax(0,1fr);gap:16px;align-items:start}.side-card{padding:18px;position:sticky;top:82px}.chat-panel{padding:0;display:flex;flex-direction:column;min-width:0;overflow:hidden;min-height:650px}.chat-head{padding:16px 18px;display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px solid var(--line-soft);background:#132235}.messages{padding:18px;min-height:500px;max-height:68vh;overflow:auto;display:flex;flex-direction:column;gap:10px;scrollbar-width:thin}.bubble{max-width:min(84%,720px);padding:12px 14px;border-radius:16px;line-height:1.52;white-space:pre-wrap;overflow-wrap:anywhere}.bubble.bot{align-self:flex-start;border:1px solid #29435c;background:#102236}.bubble.user{align-self:flex-end;background:linear-gradient(135deg,#087baa,#5c50b9)}.chat-form{padding:13px;border-top:1px solid var(--line-soft);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:9px;background:#0d1a29}.chat-form .input{margin-top:0}.chat-quick{display:flex;gap:7px;overflow:auto;padding:11px 14px;border-bottom:1px solid var(--line-soft)}.chat-quick button{flex:none}

/* admin */
.admin-shell{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);min-height:100vh;min-width:0}.sidebar{position:sticky;top:0;height:100vh;overflow-y:auto;padding:18px 14px;background:linear-gradient(180deg,#091523,#0a1725);border-right:1px solid var(--line-soft);z-index:20}.sidebar .brand{display:flex;padding:7px 8px 18px}.sidebar-meta{padding:10px 10px 14px;margin-bottom:8px;border-bottom:1px solid var(--line-soft)}.side-nav{display:grid;gap:5px}.side-nav a{display:flex;align-items:center;min-height:42px;padding:9px 11px;border-radius:10px;color:#b9c8d8;font-weight:700;border:1px solid transparent}.side-nav a:hover{background:#112237;color:#fff}.side-nav a.active{background:linear-gradient(135deg,#15324a,#24325f);border-color:#31526e;color:#fff;box-shadow:inset 3px 0 0 var(--primary)}.sidebar-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px;padding-top:14px;border-top:1px solid var(--line-soft)}
.admin-main{min-width:0;padding:22px 24px 40px}.admin-top{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid var(--line-soft)}.admin-top h1{font-size:clamp(25px,3vw,34px);margin:0}.admin-breadcrumb{color:var(--muted);font-size:13px;margin-top:5px}.admin-main>.section:first-of-type{padding-top:0}.admin-main .section{padding:18px 0}.admin-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:12px}.stat-card{padding:17px}.stat-card .muted{font-size:12px;text-transform:uppercase;letter-spacing:.05em;font-weight:800}
.table-wrap{width:100%;max-width:100%;overflow:auto;border:1px solid var(--line);border-radius:14px;background:#0b1725}.table{width:100%;border-collapse:separate;border-spacing:0;min-width:780px;font-size:13px}.table th,.table td{padding:10px 11px;border-bottom:1px solid #1d3348;text-align:left;vertical-align:top;overflow-wrap:anywhere}.table th{position:sticky;top:0;z-index:2;background:#13283c;color:#c6eaff;font-size:11px;text-transform:uppercase;letter-spacing:.045em}.table tbody tr:hover td{background:#0f2234}.table tr:last-child td{border-bottom:0}.table td .btn{min-height:32px;padding:5px 8px;font-size:12px}.admin-status-card{padding:18px}.admin-status-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px}.status-item{padding:12px;border:1px solid var(--line-soft);border-radius:12px;background:#0d1a29;min-width:0}.status-item b{font-size:17px;overflow-wrap:anywhere}.login-shell{min-height:100vh;display:grid;place-items:center;padding:22px}.login-card{width:min(460px,100%);padding:28px}.login-card h1{margin-bottom:6px}.mobile-only{display:none}

@media(max-width:1050px){
  :root{--sidebar:240px}.admin-main{padding-inline:18px}.hero-grid{grid-template-columns:1fr}.robot-stack{max-width:620px}.chat-shell{grid-template-columns:280px minmax(0,1fr)}
}
@media(max-width:820px){
  .wrap{width:min(100% - 24px,1220px)}
  .nav{flex-wrap:wrap;gap:9px}.navlinks{order:3;width:100%;flex-wrap:nowrap;overflow-x:auto;padding-bottom:3px;scrollbar-width:none}.navlinks::-webkit-scrollbar{display:none}.navlinks .btn{flex:none}.mobile-only{display:none}
  .hero{padding:42px 0 24px}.hero h1{font-size:clamp(38px,11vw,58px)}.lead{font-size:16px}.robot-stack{grid-template-columns:1fr 1fr}
  .chat-shell{grid-template-columns:1fr}.side-card{position:static}.chat-panel{min-height:600px}.messages{max-height:62vh}
  .admin-shell{display:block}.sidebar{position:relative;height:auto;overflow:visible;border-right:0;border-bottom:1px solid var(--line-soft);padding:12px}.sidebar .brand{padding-bottom:10px}.sidebar-meta{display:none}.side-nav{display:flex;overflow-x:auto;gap:6px;padding-bottom:4px;scrollbar-width:thin}.side-nav a{flex:none;white-space:nowrap}.sidebar-actions{margin-top:10px;padding-top:10px}.admin-main{padding:16px 12px 34px}.admin-top{align-items:center}.table{min-width:720px}
}
@media(max-width:560px){
  body{font-size:14px}.wrap{width:min(100% - 18px,1220px)}.card{padding:16px;border-radius:15px}.robot-stack{grid-template-columns:1fr}.robot-card{padding:18px}.hero h1{font-size:42px}.hero-actions .btn{width:100%}
  .section{padding:20px 0}.section h2{font-size:27px}.bubble{max-width:94%}.chat-form{grid-template-columns:1fr}.chat-form .btn{width:100%}.chat-panel{min-height:560px}.messages{padding:13px}
  .admin-main{padding-inline:9px}.admin-top{align-items:flex-start}.admin-top .pill{margin-top:3px}.stat-grid{grid-template-columns:1fr 1fr}.row,.grid,.guide-grid,.guide-table{grid-template-columns:1fr}.actions>.btn{max-width:100%}.login-card{padding:20px}.table-wrap{border-radius:11px}
}
@media(max-width:380px){.stat-grid{grid-template-columns:1fr}.brand{font-size:13px}.btn{padding-inline:10px}.hero h1{font-size:36px}}