/* Anubis AI Dashboard v2 — Design System */
/* 3-tier color: Brand Gold / Signal Cyan / Semantic (emerald/amber/rose) */
/* Dark professional theme: deterministic, auditable, information-dense */

*{box-sizing:border-box;margin:0;padding:0}
:root{
  /* Backgrounds */
  --bg-base:#060918;
  --bg-primary:#0a0e27;
  --bg-surface:#111936;
  --bg-surface-2:#1a2340;
  --bg-surface-3:#243055;
  --bg-hover:#1e2d4a;

  /* Text — 4-tier weight hierarchy */
  --text-primary:#e8ecf4;
  --text-secondary:#94a3b8;
  --text-muted:#8b9cb7; /* WCAG AA 4.5:1 contrast on #060918 — was #5e6e85 (3.4:1) */
  --text-dim:#5e6e85;

  /* Tier 1: Brand — logo, identity, primary CTA only */
  --gold:#f5a623;
  /* Tier 2: Signal — active telemetry, real-time values, running states */
  --cyan:#00d4ff;
  /* Tier 3: Semantic — status only (healthy/warning/error) */
  --emerald:#10b981;
  --amber:#f59e0b;
  --rose:#f43f5e;

  /* Decorative-only (demoted from accent to decoration) */
  --blue:#3b82f6;
  --violet:#8b5cf6;

  /* Semantic aliases */
  --success:#10b981;
  --warning:#f59e0b;
  --danger:#f43f5e;
  --info:var(--cyan);

  /* Layout */
  --sidebar-w:240px;
  --header-h:52px;
  --radius:8px;
  --radius-sm:4px;
  --radius-lg:12px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.4);
  --shadow-md:0 4px 12px rgba(0,0,0,.5);
  --shadow-lg:0 8px 24px rgba(0,0,0,.6);

  /* Typography */
  --font-sans:'Inter',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-mono:'JetBrains Mono','Fira Code','Cascadia Code',monospace;
}

/* ===== Base ===== */
html{font-size:14px;-webkit-font-smoothing:antialiased;scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg-base);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}
a{color:var(--cyan);text-decoration:none;transition:color .15s}
a:hover{color:#33e0ff}
::selection{background:rgba(0,212,255,.25)}

/* ===== Layout Shell ===== */
.app-layout{display:grid;grid-template-columns:var(--sidebar-w) 1fr;grid-template-rows:var(--header-h) 1fr;min-height:100vh}
.app-header{grid-column:1/-1;display:flex;align-items:center;gap:12px;padding:0 20px;background:var(--bg-surface);border-bottom:2px solid transparent;border-image:linear-gradient(90deg,transparent 5%,var(--gold) 50%,transparent 95%) 1;z-index:100;position:sticky;top:0}
.app-sidebar{grid-row:2;background:var(--bg-primary);border-right:1px solid rgba(255,255,255,.06);overflow-y:auto;padding:12px 0;position:sticky;top:var(--header-h);height:calc(100vh - var(--header-h))}
.app-main{grid-row:2;padding:24px;overflow-y:auto;min-width:0}

/* ===== Header ===== */
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--gold);font-size:1.1rem;white-space:nowrap;cursor:pointer}
.logo svg{width:28px;height:28px;flex-shrink:0}
.header-search{flex:1;max-width:400px;margin:0 auto}
.header-search input{width:100%;background:var(--bg-surface-2);border:1px solid transparent;color:var(--text-primary);padding:7px 12px 7px 36px;border-radius:var(--radius);font-size:.85rem;transition:border-color .2s}
.header-search input:focus{outline:none;border-color:var(--cyan)}
.header-search{position:relative}
.header-search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-muted);pointer-events:none}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.header-status{font-size:.75rem;color:var(--text-muted);display:flex;align-items:center;gap:6px}
.header-status .dot{width:8px;height:8px;border-radius:50%;background:var(--emerald);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hamburger{display:none;background:none;border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-sm);width:36px;height:36px;cursor:pointer;color:var(--text-secondary);align-items:center;justify-content:center}
.hamburger:hover{border-color:var(--cyan);color:var(--cyan)}
.hamburger svg{width:20px;height:20px}

/* ===== Sidebar ===== */
.nav-group{margin-bottom:8px}
.nav-group-title{padding:8px 16px 4px;font-size:.65rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);font-weight:600}
.nav-item{display:flex;align-items:center;gap:10px;padding:7px 16px;color:var(--text-secondary);font-size:.85rem;transition:all .15s;cursor:pointer;border-left:2px solid transparent}
.nav-item:hover{background:var(--bg-hover);color:var(--text-primary);text-decoration:none}
.nav-item.active{color:var(--cyan);border-left-color:var(--cyan);background:rgba(0,212,255,.06);font-weight:500}
.nav-item svg{width:16px;height:16px;flex-shrink:0;opacity:.7}
.nav-item.active svg{opacity:1}
.nav-divider{height:1px;background:rgba(255,255,255,.06);margin:8px 16px}
.nav-external{margin-top:auto;padding-top:8px;border-top:1px solid rgba(255,255,255,.06)}
.nav-badge{margin-left:auto;font-size:.7rem;padding:1px 6px;border-radius:8px;font-weight:600}
.nav-badge.live{background:rgba(16,185,129,.15);color:var(--emerald)}

/* ===== Page Header (with gold gradient bar) ===== */
.page-header{margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.04);position:relative}
.page-header::before{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.5}
.page-header h1{font-size:1.5rem;font-weight:700;color:var(--text-primary);margin-bottom:4px}
.page-header p{color:var(--text-secondary);font-size:.9rem;font-weight:400}
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--text-muted);margin-bottom:8px}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--cyan)}
.breadcrumb .sep{opacity:.4}

/* ===== Cards ===== */
.card{background:var(--bg-surface);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-lg);padding:20px;transition:border-color .2s}
.card:hover{border-color:rgba(0,212,255,.15)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.card-title{font-size:.9rem;font-weight:600;color:var(--cyan)}
.card-subtitle{font-size:.75rem;color:var(--text-muted)}
.card-body{font-size:.85rem}

/* ===== Metric Cards ===== */
.metric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:24px}
.metric-card{background:var(--bg-surface);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-lg);padding:16px 20px;display:flex;flex-direction:column;gap:4px}
.metric-card .label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}
.metric-card .value{font-size:1.8rem;font-weight:700;color:var(--cyan);line-height:1.2}
.metric-card .value.gold{color:var(--gold)}
.metric-card .value.emerald{color:var(--emerald)}
.metric-card .value.rose{color:var(--rose)}
.metric-card .delta{font-size:.75rem;display:flex;align-items:center;gap:4px}
.metric-card .delta.up{color:var(--emerald)}
.metric-card .delta.down{color:var(--rose)}
.metric-card .delta.neutral{color:var(--text-muted)}
.metric-card .sparkline{margin-top:8px;height:32px}
.metric-card .sparkline svg{width:100%;height:100%}

/* ===== Charts ===== */
.chart-container{background:var(--bg-surface);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-lg);padding:20px;margin-bottom:24px}
.chart-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.chart-title{font-size:.9rem;font-weight:600;color:var(--text-primary)}
.chart-actions{display:flex;gap:6px}
.chart-toggle{padding:4px 10px;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-sm);font-size:.75rem;color:var(--text-secondary);cursor:pointer;background:transparent;transition:all .15s}
.chart-toggle:hover{border-color:var(--cyan);color:var(--text-primary)}
.chart-toggle.active{background:rgba(0,212,255,.1);border-color:var(--cyan);color:var(--cyan)}
.chart-canvas{width:100%;height:300px;position:relative}

/* ===== Tables ===== */
.table-wrap{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.06)}
table{width:100%;border-collapse:collapse;font-size:.85rem}
th{padding:10px 14px;text-align:left;font-weight:600;color:var(--text-secondary);background:var(--bg-surface);border-bottom:1px solid rgba(255,255,255,.08);position:sticky;top:0;white-space:nowrap;text-transform:uppercase;font-size:.75rem;letter-spacing:.04em}
td{padding:8px 14px;border-bottom:1px solid rgba(255,255,255,.04)}
tr:hover td{background:rgba(0,212,255,.03)}

/* ===== Badges ===== */
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 10px;border-radius:12px;font-size:.72rem;font-weight:600}
.badge-emerald{background:rgba(16,185,129,.15);color:var(--emerald)}
.badge-blue{background:rgba(59,130,246,.15);color:var(--blue)}
.badge-amber{background:rgba(245,158,11,.15);color:var(--amber)}
.badge-rose{background:rgba(244,63,94,.15);color:var(--rose)}
.badge-violet{background:rgba(139,92,246,.15);color:var(--violet)}
.badge-muted{background:rgba(94,110,133,.15);color:var(--text-muted)}
/* HTTP method badges (API docs page) */
.method-badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:.72rem;font-weight:700;font-family:var(--font-mono);min-width:54px;justify-content:center}
.method-get{background:rgba(16,185,129,.12);color:#10b981}
.method-post{background:rgba(59,130,246,.12);color:#3b82f6}
.method-put{background:rgba(245,158,11,.12);color:#f59e0b}
.method-delete{background:rgba(244,63,94,.12);color:#f43f5e}
.method-patch{background:rgba(139,92,246,.12);color:#8b5cf6}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius-sm);cursor:pointer;font-size:.85rem;font-weight:600;transition:all .15s;font-family:inherit}
.btn-primary{background:var(--cyan);color:var(--bg-base)}
.btn-primary:hover{background:#33e0ff;box-shadow:0 0 16px rgba(0,212,255,.3)}
.btn-danger{background:var(--rose);color:#fff}
.btn-danger:hover{background:#ff5070}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.15);color:var(--text-secondary)}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan)}
.btn-sm{padding:5px 10px;font-size:.8rem}
.btn svg{width:14px;height:14px}

/* ===== Forms ===== */
.form-group{margin-bottom:16px}
.form-label{display:block;font-size:.8rem;color:var(--text-secondary);margin-bottom:4px;font-weight:500}
.form-input{width:100%;padding:8px 12px;background:var(--bg-surface-2);border:1px solid rgba(255,255,255,.1);color:var(--text-primary);border-radius:var(--radius-sm);font-family:inherit;font-size:.85rem;transition:border-color .2s}
.form-input:focus{outline:none;border-color:var(--cyan)}
select.form-input{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;padding-right:30px}

/* ===== Gauge ===== */
.gauge{position:relative;width:100px;height:100px;border-radius:50%;display:flex;align-items:center;justify-content:center}
.gauge svg{position:absolute;width:100%;height:100%;transform:rotate(-90deg)}
.gauge circle{fill:none;stroke-width:6;stroke-linecap:round}
.gauge .track{stroke:var(--bg-surface-3)}
.gauge .fill{transition:stroke-dashoffset .6s ease}
.gauge .label{font-size:1.2rem;font-weight:700;z-index:1}

/* ===== Log viewer ===== */
.log-viewer{background:var(--bg-base);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius);font-family:var(--font-mono);font-size:.78rem;color:var(--text-secondary);padding:12px;max-height:400px;overflow-y:auto;line-height:1.5}
.log-viewer .log-line{white-space:pre-wrap;word-break:break-all}
.log-viewer .log-line:hover{background:rgba(0,212,255,.04)}
.log-viewer .log-warn{color:var(--amber)}
.log-viewer .log-error{color:var(--rose)}
.log-viewer .log-info{color:var(--cyan)}

/* ===== Toasts ===== */
.toast-container{position:fixed;bottom:20px;right:20px;z-index:10000;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 20px;background:var(--bg-surface);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);font-size:.85rem;box-shadow:var(--shadow-lg);animation:toastIn .3s ease;max-width:360px;border-left:3px solid var(--info)}
.toast.success{border-left-color:var(--success)}
.toast.error{border-left-color:var(--danger)}
.toast.warning{border-left-color:var(--warning)}
@keyframes toastIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}

/* ===== Grid Layouts ===== */
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-auto{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}

/* ===== Tabs ===== */
.tabs{display:flex;gap:2px;border-bottom:1px solid rgba(255,255,255,.06);margin-bottom:20px}
.tab{padding:8px 16px;font-size:.85rem;color:var(--text-secondary);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s;background:none;border-top:none;border-left:none;border-right:none;font-family:inherit}
.tab:hover{color:var(--text-primary)}
.tab.active{color:var(--cyan);border-bottom-color:var(--cyan);font-weight:500}

/* ===== Responsive ===== */
@media(max-width:1024px){
  .app-layout{grid-template-columns:1fr}
  .app-sidebar{display:none;position:fixed;top:var(--header-h);left:0;bottom:0;width:280px;z-index:99;box-shadow:var(--shadow-lg)}
  .app-sidebar.open{display:block}
  .hamburger{display:flex}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .app-main{padding:12px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:480px){
  .metric-grid{grid-template-columns:1fr}
  .metric-card .value{font-size:1.4rem}
}

/* ===== Command Palette ===== */
.cmd-overlay{position:fixed;inset:0;background:rgba(6,9,24,.8);z-index:1000;display:none;align-items:flex-start;justify-content:center;padding-top:15vh;backdrop-filter:blur(4px)}
.cmd-overlay.open{display:flex}
.cmd-box{width:560px;max-width:90vw;background:var(--bg-surface);border:1px solid rgba(0,212,255,.2);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}
.cmd-input{width:100%;padding:14px 16px;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.06);color:var(--text-primary);font-size:1rem;font-family:inherit;outline:none}
.cmd-input::placeholder{color:var(--text-muted)}
.cmd-results{max-height:400px;overflow-y:auto;padding:8px}
.cmd-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:var(--radius-sm);cursor:pointer;color:var(--text-secondary);font-size:.9rem;transition:all .1s}
.cmd-item:hover,.cmd-item.selected{background:rgba(0,212,255,.08);color:var(--text-primary)}
.cmd-item .cmd-group{margin-left:auto;font-size:.7rem;color:var(--text-muted);text-transform:uppercase}
.cmd-item svg{width:16px;height:16px;opacity:.5;flex-shrink:0}
.cmd-empty{padding:20px;text-align:center;color:var(--text-muted);font-size:.85rem}
.cmd-hint{padding:8px 16px;border-top:1px solid rgba(255,255,255,.06);font-size:.75rem;color:var(--text-muted);display:flex;gap:12px}
.cmd-hint kbd{padding:1px 6px;background:var(--bg-surface-2);border-radius:3px;font-family:var(--font-mono);font-size:.7rem}

/* ===== External Link Styling ===== */
.nav-item.external{opacity:.7}
.nav-item.external:hover{opacity:1}
.nav-item.external::after{content:'↗';margin-left:auto;font-size:.7rem;opacity:.5}

/* ===== Training Status Banner ===== */
.train-banner{background:linear-gradient(135deg,var(--bg-surface) 0%,rgba(0,212,255,.08) 100%);border:1px solid rgba(0,212,255,.15);border-radius:var(--radius-lg);padding:20px 24px;margin-bottom:24px;display:flex;align-items:center;gap:20px}
.train-banner .status-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}
.train-banner .status-dot.running{background:var(--emerald);box-shadow:0 0 8px rgba(16,185,129,.5);animation:pulse 2s infinite}
.train-banner .status-dot.idle{background:var(--text-muted)}
.train-banner .status-dot.error{background:var(--rose);box-shadow:0 0 8px rgba(244,63,94,.5)}
.train-banner .banner-title{font-size:1.1rem;font-weight:600}
.train-banner .banner-detail{display:flex;gap:24px;margin-left:auto;font-size:.9rem}
.train-banner .banner-detail .item{display:flex;flex-direction:column;align-items:center}
.train-banner .banner-detail .item .val{font-weight:700;color:var(--cyan);font-family:var(--font-mono)}
.train-banner .banner-detail .item .lbl{font-size:.7rem;color:var(--text-muted);text-transform:uppercase}

/* ===== Accessibility (WCAG AA) ===== */
/* Skip link */
.skip-link{position:absolute;top:-40px;left:0;padding:8px 16px;background:var(--gold);color:var(--bg-base);font-weight:700;z-index:10000;border-radius:0 0 var(--radius-sm) 0;transition:top .2s}
.skip-link:focus{top:0}

/* Focus indicators */
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
a:focus-visible,button:focus-visible,.nav-item:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:var(--radius-sm)}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:none;border-color:var(--cyan);box-shadow:0 0 0 2px rgba(0,212,255,.2)}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}
  .status-dot.running{animation:none!important;box-shadow:0 0 4px rgba(16,185,129,.5)}
}

/* ===== Collapsible Sidebar Groups ===== */
.nav-group-title{cursor:pointer;user-select:none;display:flex;align-items:center;justify-content:space-between}
.nav-group-title::after{content:'';width:0;height:0;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid var(--text-dim);transition:transform .15s}
.nav-group.collapsed .nav-group-title::after{transform:rotate(-90deg)}
.nav-group.collapsed .nav-item{display:none}

/* ===== Clickable Metric Cards ===== */
.metric-card[data-link]{cursor:pointer;transition:border-color .2s, transform .1s}
.metric-card[data-link]:hover{border-color:rgba(0,212,255,.25);transform:translateY(-1px)}