/* ============================================================
   NTAD portal — Katalyst light theme
   Design tokens from katalyst.5studios.net (Tailwind v4 oklch)
   Converts oklch → hex for broad browser support.
   ============================================================ */
:root{
  /* base */
  --bg:#fbfcfc;                /* oklch(98.5% .002 247.839) */
  --surface:#ffffff;           /* oklch(100% 0 0) card */
  --surface-2:#f4f6f8;         /* muted */
  --elevated:#ffffff;          /* card */
  --raised:#f6f8fa;
  --raised-hover:#edf0f4;
  --border:#e6e8ec;            /* oklch(92.2% 0 0) */
  --border-strong:#d6d9e0;     /* input */
  --border-faint:#eef0f3;
  --border-lighter:#f2f4f6;
  --text:#1a1a1a;              /* oklch(14.5% 0 0) */
  --text-muted:#6f6f6f;        /* muted-foreground oklch(55.6% 0 0) */
  --text-dim:#9aa0a6;
  --text-nav:#3a3f4b;          /* sidebar-foreground */
  --primary:#3b6fe0;           /* steel-blue oklch(58% .14 213) */
  --primary-dark:#2f5ec4;
  --primary-soft:rgba(59,110,224,.1);
  --accent:#3b6fe0;
  --accent-tint:rgba(59,110,224,.12);
  --accent-tint-border:rgba(59,110,224,.28);
  --accent-tint-faint:rgba(59,110,224,.06);
  --link:#2563eb;
  --link-tint:rgba(37,99,235,.1);
  --ok:#16a34a;
  --ok-bg:rgba(22,163,74,.1);
  --err:#dc2626;
  --err-bg:rgba(220,38,38,.08);
  --warn:#f59e0b;
  --warn-bg:rgba(245,158,11,.12);
  /* sidebar */
  --sidebar-bg:#fcfcfd;        /* oklch(98.5% 0 0) */
  --sidebar-border:#e6e8ec;    /* sidebar-border oklch(90% 0 0) */
  --sidebar-text:#3a3f4b;      /* sidebar-foreground oklch(22% 0 0) */
  --sidebar-active:#1a1a1a;
  --sidebar-active-bg:#f0f2f5; /* sidebar-surface-active oklch(92% 0 0) */
  --sidebar-muted:#8a8f98;     /* sidebar-muted oklch(55% 0 0) */
  /* topbar */
  --topbar-bg:#fcfcfd;         /* oklch(99% 0 0) */
  --topbar-fg:#20242b;
  --topbar-border:#e6e8ec;
  /* inputs */
  --input-bg:#ffffff;
  --input-border:#d6d9e0;
  --hover:rgba(0,0,0,.04);
  --hover-md:rgba(0,0,0,.05);
  --hover-lg:rgba(0,0,0,.08);
  --kbd-border:#e2e4e9;
  /* shadows — soft, minimal (Katalyst uses none) */
  --shadow-sm:0 1px 2px rgba(15,23,42,.04);
  --shadow:0 1px 3px rgba(15,23,42,.06),0 4px 12px rgba(15,23,42,.05);
  --shadow-md:0 8px 30px rgba(15,23,42,.12);
  /* shape + type */
  --radius:10px;               /* Katalyst --radius:.625rem */
  --radius-lg:14px;            /* rounded-xl */
  --font:'Sora','Inter','ui-sans-serif','system-ui','-apple-system','Segoe UI',Roboto,Arial,sans-serif;
  --scrollbar-thumb:#c8ccd4;
}

/* ============ base ============ */
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{font:14px/1.55 var(--font);background:var(--bg);color:var(--text)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:8px}
::-webkit-scrollbar-track{background:transparent}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:ui-monospace,'SF Mono',Menlo,Consolas,monospace;background:var(--surface-2);padding:2px 6px;border-radius:6px;font-size:.9em}
pre{background:var(--surface-2);color:#333;border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;overflow-x:auto;font-size:13px;line-height:1.5}
.muted{color:var(--text-muted)}
.hint{color:var(--text-muted);font-size:12px}
.small{font-size:12px}
.ok{color:var(--ok)}
.warn{color:var(--warn)}
.bad{color:var(--err)}

/* ============ buttons ============ */
button,.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:var(--radius);font:500 14px/1 var(--font);cursor:pointer;border:1px solid transparent;transition:background .15s,color .15s,border-color .15s,box-shadow .15s}
button{background:var(--raised);color:var(--text);border-color:var(--border)}
button:hover{background:var(--raised-hover);border-color:var(--border-strong)}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.btn-secondary{background:var(--raised);color:var(--text);border-color:var(--border)}
.btn-secondary:hover{background:var(--raised-hover);border-color:var(--border-strong)}
.btn-sm{padding:5px 12px;font-size:12px;border-radius:8px}
.danger,.btn-danger{background:var(--err);color:#fff;border-color:var(--err)}
.danger:hover,.btn-danger:hover{background:#b91c1c;border-color:#b91c1c}
.ghost{background:transparent;color:var(--accent);border:1px solid var(--border)}
.ghost:hover{background:var(--primary-soft);border-color:var(--accent-tint-border)}

/* ============ forms ============ */
input,select,textarea{font:14px/1.5 var(--font);color:var(--text);background:var(--input-bg);border:1px solid var(--input-border);border-radius:var(--radius);padding:9px 12px;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(59,110,224,.18)}
input::placeholder,textarea::placeholder{color:var(--text-dim)}
select option{background:var(--surface);color:var(--text)}
label{font-weight:500;margin-bottom:6px;display:block;color:var(--text)}

/* ============ guest / login ============ */
body.guest{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg)}
.guest-main,.login-shell{max-width:1100px;padding:40px 20px;display:flex;gap:48px;align-items:center;justify-content:center}
.login-hero{max-width:400px;display:none}
.login-card{max-width:420px;width:100%;background:var(--elevated);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;box-shadow:var(--shadow-sm)}
.login-header{display:flex;flex-direction:column;align-items:center;margin-bottom:24px;text-align:center}
.login-logo{max-width:140px;width:44%;max-height:40px;display:flex;justify-content:center}
.login-card h1{font-size:22px;font-weight:400;color:var(--text);margin:0 0 4px}
.login-card h1{font-size:24px;font-weight:400}
.login-card .sub{color:var(--text-muted);text-align:center;margin:0 0 24px;font-size:14px}
.logo{display:inline-flex;width:40px;height:40px;border-radius:var(--radius);background:var(--primary);color:#fff;font-weight:700;font-size:18px;align-items:center;justify-content:center}
.logo.big{width:56px;height:56px;font-size:28px;border-radius:var(--radius-lg)}
.login-form{display:flex;flex-direction:column;gap:16px}
.login-form label{font-weight:500;font-size:14px}
.login-form input{padding:11px 12px;border:1px solid var(--input-border);border-radius:var(--radius)}
.login-form input:focus{border-color:var(--primary);box-shadow:0 0 0 2px rgba(59,110,224,.18)}
.login-form button{margin-top:8px;width:100%;justify-content:center;background:var(--primary);color:#fff;border-color:var(--primary)}
.login-form button:hover{background:var(--primary-dark);border-color:var(--primary-dark)}
.login-hint{font-size:13px;color:var(--text-muted);text-align:center;margin-top:16px}
.login-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:4px}
.login-check{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--text-muted);cursor:pointer;user-select:none}
.login-check input{width:16px;height:16px;accent-color:var(--primary);margin:0;cursor:pointer}
.login-form .login-submit{width:auto;margin:0;padding:9px 22px}
.login-divider{display:flex;align-items:center;gap:12px;margin:18px 0 14px;font-size:11.5px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em}
.login-divider::before,.login-divider::after{content:'';flex:1;height:1px;background:var(--border)}
.login-social{display:flex;flex-direction:column;gap:10px}
.login-social-btn{width:100%;justify-content:center;gap:10px;background:var(--raised);border:1px solid var(--border);color:var(--text);font-size:13.5px;font-weight:500;padding:10px 14px;border-radius:var(--radius);cursor:pointer}
.login-social-btn:hover{background:var(--raised-hover);border-color:var(--border-strong)}
.login-footer{margin-top:20px;text-align:center;font-size:12px;color:var(--text-dim)}
.login-status-btn{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:14px;padding:9px 14px;border-radius:var(--radius);border:1px solid var(--border);background:var(--raised);color:var(--text);font-size:13px;font-weight:500;text-decoration:none;transition:border-color .15s,background .15s}
.login-status-btn:hover{background:var(--raised-hover);border-color:var(--border-strong)}
.login-status-btn .ls-dot{width:8px;height:8px;border-radius:50%;background:var(--ok,#22c55e);box-shadow:0 0 0 3px rgba(34,197,94,.18)}

/* ============ app shell — 3 bars ============ */
body.app{display:grid;grid-template-columns:288px 1fr 60px;min-height:100vh;background:var(--bg)}
aside.sidebar,.sidebar{position:sticky;top:0;height:100vh;overflow-y:auto;background:var(--sidebar-bg);border-right:1px solid var(--sidebar-border);padding:12px 0;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:10px;padding:8px 16px 12px;border-bottom:1px solid var(--sidebar-border)}
.brand-name{font-weight:500;font-size:16px;color:var(--text)}
.brand-sub{font-size:11px;text-transform:uppercase;color:var(--sidebar-muted)}
.nav-group{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);padding:0 16px}
a.nav,.nav{display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:999px;color:var(--sidebar-text);font-size:13px;text-decoration:none}
a.nav:hover{background:var(--hover-md)}
a.nav.active{background:var(--sidebar-active-bg);color:var(--sidebar-active);font-weight:500}
.nav .ic{width:18px;height:18px;flex:0 0 auto}
.profile{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--sidebar-border);padding-top:12px}

/* ============ main ============ */
main.content,.content{padding:24px 32px 48px;max-width:1200px}
header.topbar{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;margin-bottom:16px;border-bottom:1px solid var(--border)}
.topbar h1{font-size:20px;font-weight:400;margin:0}

/* ============ cards ============ */
.panel,.card{background:var(--elevated);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin:16px 0}
.panel-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.panel-header h2{font-size:16px;font-weight:500;margin:0}
.panel-body{color:var(--text-muted);font-size:14px}

/* ============ tables ============ */
.table-wrap{overflow-x:auto;margin:16px 0}
table{width:100%;border-collapse:collapse}
th,td{padding:11px 16px;border-bottom:1px solid var(--border);text-align:left;vertical-align:middle}
th{color:var(--text-muted);font-weight:500;font-size:12px;text-transform:uppercase;background:var(--surface-2)}
tr:hover td{background:var(--hover-md)}

/* ============ badges ============ */
.badge,.tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:500}
.badge-ok{background:var(--ok-bg);color:var(--ok);border:1px solid rgba(22,163,74,.25)}
.badge-warn{background:var(--warn-bg);color:#b45309;border:1px solid rgba(245,158,11,.3)}
.badge-err{background:var(--err-bg);color:var(--err);border:1px solid rgba(220,38,38,.25)}
.badge-info{background:var(--primary-soft);color:var(--accent);border:1px solid var(--accent-tint-border)}

/* ============ flash ============ */
.flash{padding:12px 20px;border-radius:var(--radius);margin-bottom:16px;font-size:14px}
.flash-error{background:var(--err-bg);color:var(--err);border:1px solid rgba(220,38,38,.25)}
.flash-info{background:var(--primary-soft);color:var(--accent);border:1px solid var(--accent-tint-border)}
.flash-success{background:var(--ok-bg);color:var(--ok);border:1px solid rgba(22,163,74,.25)}
.flash-warning{background:var(--warn-bg);color:#b45309;border:1px solid rgba(245,158,11,.3)}

/* ============ grid ============ */
.grid{display:grid;gap:16px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}

/* ============ responsive base ============ */
@media(max-width:768px){
  body.app{grid-template-columns:1fr}
  .sidebar{display:none}
  .content{padding:16px}
  .grid-2,.grid-3{grid-template-columns:1fr}
}

/* ============ NTAD overrides ============ */
.mark{display:grid;width:36px;height:36px;border-radius:var(--radius);background:var(--primary);color:#fff;place-items:center;font-weight:700;font-size:16px}
.tenant{display:flex;align-items:center;gap:8px;padding:7px 12px;margin:8px 12px;border-radius:var(--radius);background:var(--primary-soft);color:var(--accent);font-size:12px;font-weight:500;border:1px solid var(--accent-tint-border)}
.tenant .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 6px rgba(22,163,74,.6)}
.nav-list{display:flex;flex-direction:column;padding:0 8px}
.group-label{font-size:11px;text-transform:uppercase;color:var(--text-dim);margin:14px 16px 4px;padding-top:8px;border-top:1px solid var(--border)}
.group-label::after{content:'';display:block;height:1px;margin-top:6px;background:var(--border)}
a.nav .lbl{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav-tag{margin-left:auto;padding:1px 7px;border-radius:10px;font-size:10px;font-weight:600;text-transform:uppercase;background:var(--primary-soft);color:var(--accent)}
.nav-tag-warn{background:var(--warn-bg);color:#b45309}
.nav-hidden{display:none!important}
.nav-search{display:flex;align-items:center;gap:8px;margin:8px 12px;padding:6px 10px;background:var(--raised);border:1px solid var(--border);border-radius:999px}
.nav-search:focus-within{border-color:var(--primary);background:var(--primary-soft)}
.nav-search input{background:transparent;border:none;flex:1;padding:0;outline:none}
.profile .who{font-weight:500}
.link-btn{background:none;border:none;color:var(--link);cursor:pointer;font:inherit;padding:0}
.footer{padding:16px 0;border-top:1px solid var(--border);margin-top:auto;font-size:12px;color:var(--text-dim)}

/* ============ NTAD login ============ */
.logo-mark{max-width:160px;width:50%;max-height:44px;display:flex;justify-content:center;margin-bottom:16px}
.accent{color:var(--accent)}
.login-shell{gap:48px}
.login-hero{display:block;max-width:360px}
.login-hero h2{font-size:22px;font-weight:600}
.login-hero li::before{content:'✓';color:var(--ok)}
.login-footer{border-top:1px solid var(--border);padding-top:16px}

/* ============ NTAD app shell (3-bar) ============ */
.app{display:grid;grid-template-columns:288px 1fr 60px;min-height:100vh;transition:grid-template-columns .28s cubic-bezier(.4,0,.2,1)}
.app .sidebar{position:sticky;top:0;height:100vh;background:var(--sidebar-bg);border-right:1px solid var(--sidebar-border)}
.app .brand{padding:12px 16px}
.app .brand .mark{width:auto;max-width:30px;max-height:34px;object-fit:contain}
.app .brand .meta b{font-weight:500;font-size:15px;color:var(--text);display:block}
.app .brand .meta span{font-size:11px;color:var(--sidebar-muted)}
.app .tenant{margin:8px 16px}
.app .nav-search{margin:8px 16px}
.app .nav-list{padding:0 8px}
.app .group-label{margin:14px 12px 4px}
.app a.nav{padding:10px 14px;margin:1px 6px}
.app a.nav.active{border-left:none}
.app .nav-tag{margin-left:auto}
.app .profile{margin-top:auto}
.app .content{padding:24px 32px 48px;max-width:1200px}
.app .footer{padding:16px 0}

/* ============ modern top bar ============ */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 18px;height:56px;margin:0;background:var(--topbar-bg);border-bottom:1px solid var(--topbar-border);position:sticky;top:0;z-index:100}
.topbar-left{display:flex;align-items:center;gap:12px}
.topbar-center{flex:1;max-width:560px;margin:0 auto}
.topbar-right{display:flex;align-items:center;gap:4px}
.sidebar-toggle{width:32px;height:32px;border-radius:var(--radius);background:transparent;color:var(--text-muted);border:none;display:inline-flex;align-items:center;justify-content:center}
.sidebar-toggle:hover{background:var(--hover-md)}
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--text-muted)}
.breadcrumb a:hover{color:var(--link)}
.breadcrumb b{color:var(--text);font-weight:500}
.topbar-search{display:flex;align-items:center;gap:8px;width:100%;padding:0 12px;height:36px;background:var(--raised);border:1px solid var(--border);border-radius:999px}
.topbar-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 2px rgba(59,110,224,.15);background:#fff}
.topbar-search-ic{width:14px;height:14px;color:var(--text-dim)}
.topbar-search input{flex:1;background:transparent;border:none;font-size:13px;padding:0;outline:none}
.topbar-search-kbd{padding:1px 6px;border-radius:6px;background:var(--surface);border:1px solid var(--kbd-border);font-size:11px;color:var(--text-dim)}
.topbar-search:focus-within .topbar-search-kbd{display:none}
.topbar-icon-btn{width:36px;height:36px;border-radius:999px;background:transparent;color:var(--text-muted);border:none;position:relative;display:inline-flex;align-items:center;justify-content:center}
.topbar-icon-btn:hover{background:var(--hover-md)}
.notif-wrapper{position:relative}
.notif-bell .notif-badge{position:absolute;top:1px;right:1px;min-width:15px;height:15px;border-radius:999px;background:#ef4444;color:#fff;font-size:10px;font-weight:600;border:2px solid var(--topbar-bg);display:flex;align-items:center;justify-content:center}
.notif-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:360px;max-height:420px;background:var(--elevated);border:1px solid var(--border-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);display:none;z-index:200}
.notif-dropdown.open{display:block;animation:dd-slide .15s ease}
.notif-header{padding:14px 16px;border-bottom:1px solid var(--border)}
.notif-list{max-height:340px;overflow-y:auto}
.notif-item{padding:12px 16px;border-bottom:1px solid var(--border);cursor:pointer}
.notif-item:hover{background:var(--hover-md)}
.notif-title{font-size:13px;font-weight:500}
.notif-text{font-size:12px;color:var(--text-muted)}
.notif-time{font-size:11px;color:var(--text-dim)}
.notif-empty{padding:32px 16px;text-align:center;color:var(--text-dim)}
.notif-dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.user-menu-wrapper{position:relative}
.user-menu-trigger{display:flex;align-items:center;gap:8px;padding:2px 8px 2px 2px;border-radius:999px;background:transparent;border:none}
.user-menu-trigger:hover{background:var(--hover-md)}
.user-menu-name{font-size:13px;font-weight:500;max-width:120px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#3b6fe0,#2563eb);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}
.avatar-sm{width:28px;height:28px;font-size:11px}
.user-dropdown{position:absolute;top:calc(100% + 8px);right:0;width:280px;background:var(--elevated);border:1px solid var(--border-strong);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);display:none;z-index:200}
.user-dropdown.open{display:block;animation:dd-slide .15s ease}
.user-dropdown-header{padding:16px;border-bottom:1px solid var(--border)}
.user-dropdown-name{font-size:14px;font-weight:600}
.user-dropdown-email{font-size:12px;color:var(--text-muted);margin-bottom:4px}
.user-dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 16px;font-size:13px;width:100%;border:none;background:none;cursor:pointer}
.user-dropdown-item:hover{background:var(--hover-md)}
.user-dropdown-item .ic{width:16px;height:16px}
.user-dropdown-divider{height:1px;background:var(--border);margin:4px 0}
.user-dropdown-logout{color:var(--err)}
.user-dropdown-logout:hover{background:var(--err-bg)}
@keyframes dd-slide{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.app.sidebar-collapsed{grid-template-columns:0 1fr 60px}
.app.sidebar-collapsed .sidebar{width:0;padding:0;overflow:hidden;border:none}
.app.sidebar-collapsed .content{max-width:100%}
.sidebar-footer{display:flex;align-items:center;gap:10px;padding:12px 16px;border-top:1px solid var(--sidebar-border);margin-top:auto}
.sidebar-footer-info{display:flex;flex-direction:column;min-width:0}
.sidebar-footer-info b{font-size:13px;font-weight:500;color:var(--text)}
.sidebar-footer-info span{font-size:11px;color:var(--sidebar-muted)}
.badge-owner{padding:1px 6px;border-radius:8px;font-size:9px;font-weight:600;text-transform:uppercase;margin-left:4px;background:var(--primary-soft);color:var(--accent)}

@media(max-width:1024px){
  body.app{grid-template-columns:288px 1fr}
  .rightbar{display:none}
  .topbar-search{max-width:320px}
  .user-menu-name{display:none}
}
@media(max-width:768px){
  .topbar{padding:0 12px;height:52px}
  .topbar-center{display:none}
  .notif-dropdown{width:300px;right:-8px}
  .user-dropdown{width:260px;right:-8px}
  .app .sidebar{display:none}
}

/* ============ right bar (icon dock + slide-over panel) ============ */
.rightbar{position:sticky;top:0;height:100vh;background:var(--sidebar-bg);border-left:1px solid var(--sidebar-border);padding:12px 6px;display:flex;flex-direction:column;align-items:center}
.rb-dock{display:flex;flex-direction:column;gap:8px;padding-top:8px}
.rb-dock-btn{width:44px;height:44px;border-radius:var(--radius);border:none;background:transparent;color:var(--sidebar-text);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s,color .15s}
.rb-dock-btn:hover{background:var(--hover-md);color:var(--sidebar-text)}
.rb-dock-btn.active{background:var(--primary-soft);color:var(--accent)}
.rb-dock-btn .ic{width:20px;height:20px}
.rb-dock-btn .ic svg{width:20px;height:20px}
.rb-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}
.rb-card h3{font-size:13px;font-weight:600;margin:0 0 12px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted)}
.rb-stat{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-bottom:1px solid var(--border)}
.rb-stat:last-child{border-bottom:none}
.rb-stat b{font-size:20px;font-weight:600;color:var(--text)}
.rb-stat span{font-size:12px;color:var(--text-muted)}
.rb-link{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--radius);color:var(--sidebar-text);font-size:13px}
.rb-link:hover{background:var(--hover-md);text-decoration:none}
.rb-activity{display:flex;gap:10px;padding:8px 0;border-bottom:1px solid var(--border);font-size:12px;color:var(--text-muted)}
.rb-activity:last-child{border-bottom:none}
.rb-dot{width:8px;height:8px;border-radius:50%;flex:0 0 auto;margin-top:4px}
.rb-dot.ok{background:var(--ok)}
.rb-dot.info{background:var(--accent)}
.rb-dot.warn{background:var(--warn)}

.app.rb-panel-open{grid-template-columns:288px 1fr 340px 60px}

/* rightbar slide-over panel (grid column: main content auto-resizes) */
.rb-panel{display:none;position:sticky;top:0;height:100vh;flex-direction:column;background:var(--surface);border-left:1px solid var(--border);overflow:hidden}
.app.rb-panel-open .rb-panel{display:flex}
.rb-panel-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border);background:var(--topbar-bg)}
.rb-panel-title{font-size:14px;font-weight:600;color:var(--topbar-fg)}
.rb-panel-close{width:32px;height:32px}
.rb-panel-body{flex:1;min-height:0}
.rb-panel-body iframe{width:100%;height:100%;border:none;display:block}

/* ============ seam fixes ============ */
header.topbar{margin:0;padding:0 18px;border-bottom:1px solid var(--topbar-border)!important}
.app .main{display:flex;flex-direction:column;min-height:100vh}
.app .content{flex:1;padding-top:24px}
.app{background:var(--bg)}
.app .sidebar{box-shadow:none}
.app .main{background:var(--bg)}
.app header.topbar{background:var(--topbar-bg);margin:0;padding:0 18px}
.app .content{background:transparent;flex:1;padding:24px 32px 48px;max-width:1200px}
.app .footer{padding:16px 32px;border-top:1px solid var(--border);background:var(--surface)}
.app .sidebar{scrollbar-width:none;-ms-overflow-style:none}
.app .sidebar::-webkit-scrollbar{width:0;display:none}
.app .sidebar:hover{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb) transparent}

/* ============ Toast notifications (Katalyst) ============ */
.nt-toast-wrap{position:fixed;top:1rem;right:1rem;z-index:300;display:flex;flex-direction:column;gap:10px;max-width:min(420px,calc(100vw - 2rem));pointer-events:none}
.nt-toast{pointer-events:auto;display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 0 0 0,0 0 0 0,0 0 0 0,0 0 0 0,rgba(0,0,0,.1) 0 20px 25px -5px,rgba(0,0,0,.1) 0 8px 10px -6px;padding:14px 16px;animation:toast-in .18s ease}
.nt-toast.nt-out{animation:toast-out .2s ease forwards}
@keyframes toast-in{from{opacity:0;transform:translateX(12px)}to{opacity:1;transform:translateX(0)}}
@keyframes toast-out{from{opacity:1;transform:translateX(0)}to{opacity:0;transform:translateX(12px)}}
.nt-toast-ic{flex:0 0 34px;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.nt-toast.ok .nt-toast-ic{background:var(--ok-bg);color:var(--ok)}
.nt-toast.warn .nt-toast-ic{background:rgba(245,158,11,.12);color:#b45309}
.nt-toast.error .nt-toast-ic{background:var(--err-bg);color:var(--err)}
.nt-toast.info .nt-toast-ic{background:var(--primary-soft);color:var(--accent)}
.nt-toast-body{flex:1;min-width:0}
.nt-toast-title{font-size:13px;font-weight:600;color:var(--text);line-height:1.3}
.nt-toast-msg{font-size:13px;color:var(--text-muted);line-height:1.45;margin-top:2px;word-break:break-all}
.nt-toast-key{display:block;margin-top:8px;font-family:ui-monospace,monospace;font-size:12px;background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px 10px;color:var(--text);overflow-wrap:anywhere}
.nt-toast-actions{display:flex;gap:8px;margin-top:10px}
.nt-toast-copy{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text);font-size:12px;font-weight:500;cursor:pointer}
.nt-toast-copy:hover{border-color:var(--accent);color:var(--accent)}
.nt-toast-close{flex:0 0 auto;background:none;border:none;color:var(--text-dim);font-size:18px;line-height:1;cursor:pointer;padding:0 2px}
.nt-toast-close:hover{color:var(--text)}