/* ============================================================
   ArgoNet — Design system v3 (2026-06)
   Stile: calm/clinical, monocromia + single accent
   Linee guida: impeccable.style — no purple gradients, no glow,
   no glassmorphism, no gradient text, no overused fonts.
   ============================================================ */

/* === Design tokens (dark — default) === */
:root {
  /* Sidebar navy (sempre questa palette, indipendente dal theme) */
  --navy-0:        #0b1020;
  --navy-1:        #0f152a;
  --navy-2:        #161d35;
  --navy-3:        #1f2640;
  --navy-text-1:   #f1f5f9;
  --navy-text-2:   #cbd5e1;
  --navy-text-3:   #94a3b8;
  --navy-text-4:   #64748b;
  --navy-border-1: rgba(255,255,255,0.07);
  --navy-border-2: rgba(255,255,255,0.13);

  /* Backgrounds: navy palette coordinata con la sidebar (3 piani di profondità) */
  --bg-0:   #0f152a;          /* main panel — un gradino sopra la sidebar */
  --bg-1:   #161d35;          /* zone neutre / table head / input */
  --bg-2:   #1c2542;          /* card base */
  --bg-3:   #243056;          /* card hover / input focus */
  --bg-4:   #2d3a66;          /* elevated input / selected */

  /* Borders solidi */
  --border-1: rgba(255,255,255,0.07);
  --border-2: rgba(255,255,255,0.12);
  --border-3: rgba(255,255,255,0.20);

  /* Testo: alta gerarchia */
  --text-1: #f1f5f9;
  --text-2: #cbd5e1;
  --text-3: #94a3b8;
  --text-4: #64748b;

  /* Accent: indigo solido + signature gradient indigo→violet→fuxia */
  --brand:        #6366f1;
  --brand-hover:  #4f46e5;
  --brand-text:   #a5b4fc;
  --brand-soft:   rgba(99,102,241,0.12);
  --brand-1:      #6366f1;       /* indigo */
  --brand-2:      #8b5cf6;       /* violet */
  --brand-3:      #d946ef;       /* fuxia */
  --brand-grad:   linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --brand-grad-soft: linear-gradient(135deg, rgba(99,102,241,0.18) 0%, rgba(139,92,246,0.16) 50%, rgba(217,70,239,0.14) 100%);
  --brand-glow:   0 12px 32px -8px rgba(139,92,246,0.55), 0 4px 16px -4px rgba(217,70,239,0.30);

  /* Semantici */
  --success:   #22c55e;
  --warning:   #f59e0b;
  --danger:    #ef4444;
  --info:      #38bdf8;

  --success-soft: rgba(34,197,94,0.12);
  --warning-soft: rgba(245,158,11,0.12);
  --danger-soft:  rgba(239,68,68,0.12);
  --info-soft:    rgba(56,189,248,0.12);

  /* Shadow piatti (no colored glow) */
  --sh-sm: 0 1px 2px rgba(0,0,0,0.45);
  --sh-md: 0 4px 12px rgba(0,0,0,0.35), 0 1px 2px rgba(0,0,0,0.25);
  --sh-lg: 0 16px 32px rgba(0,0,0,0.45), 0 4px 8px rgba(0,0,0,0.3);

  /* Radius contenuti (no 20px+) */
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 10px;
  --r-xl: 14px;
  --r-full: 9999px;

  /* Spacing scale ritmica */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;

  /* Motion: standard, no bounce */
  --ease:     cubic-bezier(0.2, 0, 0, 1);
  --d-fast:   120ms;
  --d-mid:    200ms;

  /* Font */
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
}

/* === Light theme overrides === */
[data-theme="light"] {
  --bg-0:   #f6f7fb;
  --bg-1:   #ffffff;
  --bg-2:   #ffffff;
  --bg-3:   #f1f3f9;
  --bg-4:   #e7eaf3;

  --border-1: rgba(15,23,42,0.08);
  --border-2: rgba(15,23,42,0.12);
  --border-3: rgba(15,23,42,0.20);

  --text-1: #0f172a;
  --text-2: #334155;
  --text-3: #64748b;
  --text-4: #94a3b8;

  --brand-text: #4338ca;
  --brand-soft: rgba(79,70,229,0.08);

  --success-soft: rgba(22,163,74,0.10);
  --warning-soft: rgba(217,119,6,0.10);
  --danger-soft:  rgba(220,38,38,0.10);
  --info-soft:    rgba(2,132,199,0.10);

  --success:   #16a34a;
  --warning:   #d97706;
  --danger:    #dc2626;
  --info:      #0284c7;

  --sh-sm: 0 1px 2px rgba(15,23,42,0.05);
  --sh-md: 0 4px 12px rgba(15,23,42,0.07), 0 1px 2px rgba(15,23,42,0.04);
  --sh-lg: 0 16px 32px rgba(15,23,42,0.10), 0 4px 8px rgba(15,23,42,0.05);
}

/* === Base === */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-1);
  background: var(--navy-0);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: 'ss01', 'cv11';
}

::selection { background: var(--brand); color: white; }

a { color: var(--brand-text); text-decoration: none; transition: color var(--d-fast) var(--ease); }
a:hover { color: var(--brand); text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; }
[data-theme="light"] a:hover { color: var(--brand-hover); }

code, kbd { font-family: var(--font-mono); font-size: 12.5px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: var(--r-full); }
::-webkit-scrollbar-thumb:hover { background: var(--border-3); }

/* === Layout app shell — sidebar navy fissa + main panel arrotondato === */
.nh-app {
  display: grid;
  grid-template-columns: 232px 1fr;
  min-height: 100vh;
  background: var(--navy-0);
}
.nh-sidebar {
  background: var(--navy-0);
  color: var(--navy-text-1);
  padding: var(--sp-5) var(--sp-3);
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
/* La sidebar usa una sua palette indipendente dal theme switcher */
.nh-sidebar .nh-brand-name { color: var(--navy-text-1); }
.nh-sidebar .nh-brand-name small { color: var(--navy-text-3); }
.nh-sidebar .nh-nav-section { color: var(--navy-text-4); }
.nh-sidebar .nh-nav a { color: var(--navy-text-2); }
.nh-sidebar .nh-nav a:hover { background: var(--navy-2); color: white; }
.nh-sidebar .nh-nav a.active { background: var(--navy-2); color: white; }
.nh-sidebar .nh-nav a.active::before { background: var(--brand-grad); width: 3px; height: 20px; box-shadow: 0 0 12px rgba(139,92,246,0.6); }
.nh-sidebar .nh-sidebar-user {
  background: var(--navy-1);
  border-color: var(--navy-border-1);
  color: var(--navy-text-2);
}
.nh-sidebar .nh-sidebar-user strong { color: var(--navy-text-1); }
.nh-sidebar .nh-sidebar-user span { color: var(--navy-text-3); }
.nh-sidebar .nh-theme-switch {
  background: var(--navy-1);
  border-color: var(--navy-border-1);
}
.nh-sidebar .nh-theme-switch button { color: var(--navy-text-3); }
.nh-sidebar .nh-theme-switch button:hover { background: var(--navy-2); color: white; }
.nh-sidebar .nh-theme-switch button[aria-pressed="true"] {
  background: var(--navy-2);
  color: var(--brand-text);
}

/* Brand: logo solido, no gradient */
.nh-brand {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-2) var(--sp-5);
  border-bottom: 1px solid var(--border-1);
  margin-bottom: var(--sp-4);
}
.nh-brand-logo {
  width: 36px; height: 36px;
  border-radius: var(--r-md);
  background: var(--brand-grad);
  display: grid; place-items: center;
  font-weight: 700; color: white; font-size: 16px;
  flex-shrink: 0;
  font-family: var(--font-mono);
  letter-spacing: -0.02em;
  box-shadow: 0 4px 16px -4px rgba(139,92,246,0.55), inset 0 1px 0 rgba(255,255,255,0.20);
  position: relative;
}
.nh-brand-logo::after {
  content: ''; position: absolute; inset: 1px;
  border-radius: calc(var(--r-md) - 1px);
  background: linear-gradient(135deg, rgba(255,255,255,0.22), transparent 50%);
  pointer-events: none;
}
/* Quando il logo è un SVG (ArgoNet mark), niente background gradient sotto */
.nh-brand-logo:has(img) { background: transparent; box-shadow: none; }
.nh-brand-logo:has(img)::after { display: none; }
.nh-brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.nh-brand-name { font-weight: 600; font-size: 14px; line-height: 1.2; letter-spacing: -0.01em; }
.nh-brand-name small {
  display: block;
  color: var(--text-3);
  font-weight: 400;
  font-size: 11px;
  margin-top: 2px;
}

.nh-nav { display: flex; flex-direction: column; gap: 1px; }
.nh-nav-section {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-4);
  font-weight: 600;
  padding: var(--sp-3) var(--sp-3) var(--sp-2);
}
.nh-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 10px;
  border-radius: var(--r-sm);
  color: var(--text-2);
  font-weight: 500;
  font-size: 13.5px;
  transition: background var(--d-fast) var(--ease), color var(--d-fast) var(--ease);
  position: relative;
}
.nh-nav a:hover {
  background: var(--bg-3);
  color: var(--text-1);
}
.nh-nav a.active {
  background: var(--brand-soft);
  color: var(--text-1);
}
.nh-nav a.active::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 50%; transform: translateY(-50%);
  width: 2px; height: 16px;
  background: var(--brand);
  border-radius: 0 2px 2px 0;
}
.nh-nav svg { width: 16px; height: 16px; flex-shrink: 0; stroke-width: 1.75; opacity: 0.9; }
.nh-nav a.active svg { color: var(--brand-text); opacity: 1; }

.nh-sidebar-user {
  margin-top: auto;
  padding: var(--sp-3);
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
  font-size: 12.5px;
}
.nh-sidebar-user strong { display: block; color: var(--text-1); font-weight: 600; }
.nh-sidebar-user span { color: var(--text-3); }
.nh-sidebar-user a { display: inline-block; margin-top: 6px; font-size: 12px; }

/* === Team switcher (C-Team / A-Team) === */
.nh-team-switch {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 0 4px 16px;
  padding: 4px;
  background: var(--navy-1);
  border: 1px solid var(--navy-border-1);
  border-radius: var(--r-md);
}
.nh-team-switch a {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: var(--r-sm);
  color: var(--navy-text-2);
  text-decoration: none;
  transition: background var(--d-fast) var(--ease), color var(--d-fast) var(--ease);
  position: relative;
}
.nh-team-switch a .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--navy-text-4);
  flex-shrink: 0;
}
.nh-team-switch a strong { display: block; font-size: 12.5px; font-weight: 600; line-height: 1.15; color: var(--navy-text-1); }
.nh-team-switch a small  { display: block; font-size: 10.5px; color: var(--navy-text-4); margin-top: 1px; }
.nh-team-switch a:hover { background: var(--navy-2); }
.nh-team-switch a.is-active {
  background: var(--navy-2);
  color: var(--navy-text-1);
  text-decoration: none;
}
.nh-team-switch a.is-active .dot {
  background: var(--brand-grad);
  box-shadow: 0 0 12px rgba(139,92,246,0.7);
}
.nh-team-switch a.is-active strong { color: white; }

/* === Theme switcher === */
.nh-theme-switch {
  display: flex;
  gap: 2px;
  margin: 14px 4px 10px;
  padding: 3px;
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-md);
}
.nh-theme-switch button {
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 4px;
  padding: 5px 4px;
  color: var(--text-3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--d-fast) var(--ease), color var(--d-fast) var(--ease);
}
.nh-theme-switch button svg { width: 14px; height: 14px; stroke-width: 1.75; }
.nh-theme-switch button:hover { color: var(--text-1); background: var(--bg-3); }
.nh-theme-switch button[aria-pressed="true"] {
  background: var(--bg-3);
  color: var(--brand-text);
}

/* === Main content — panel arrotondato che "galleggia" sul navy === */
.nh-main {
  padding: var(--sp-6) var(--sp-7);
  margin: 14px 14px 14px 0;
  min-width: 0;
  max-width: 100%;
  background: var(--bg-0);
  border-radius: 18px;
  position: relative;
  overflow: hidden;
}
.nh-topbar { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--sp-4); margin-bottom: var(--sp-6); }
.nh-topbar h1 {
  font-size: 26px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
  color: var(--text-1);
  line-height: 1.2;
}
.nh-breadcrumb {
  color: var(--text-3);
  font-size: 12.5px;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.nh-breadcrumb a { color: var(--text-3); }
.nh-breadcrumb a:hover { color: var(--text-1); text-decoration: none; }

/* Cmd+K trigger */
.nh-kbar-trigger {
  display: inline-flex; align-items: center; gap: var(--sp-2);
  padding: 6px 10px;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  color: var(--text-3);
  font-size: 12.5px;
  font-family: inherit;
  cursor: pointer;
  transition: border-color var(--d-fast) var(--ease), color var(--d-fast) var(--ease);
}
.nh-kbar-trigger:hover { color: var(--text-1); border-color: var(--border-3); }
.nh-kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 5px;
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: 3px;
  font-family: var(--font-mono); font-size: 10.5px;
  color: var(--text-2);
}

/* === Cards: glass card moderna con halo gradient + hover lift === */
.nh-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.025), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  position: relative;
  overflow: hidden;
  transition: border-color var(--d-fast) var(--ease), transform var(--d-mid) var(--ease), box-shadow var(--d-mid) var(--ease);
  box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset, 0 4px 12px rgba(0,0,0,0.20);
}
.nh-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(500px circle at 100% 0%, rgba(139,92,246,0.10), transparent 55%);
  pointer-events: none; opacity: 0.6;
  transition: opacity var(--d-mid) var(--ease);
}
.nh-card:hover {
  border-color: var(--border-2);
  transform: translateY(-2px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06) inset, 0 12px 28px rgba(0,0,0,0.30), 0 0 0 1px rgba(139,92,246,0.18);
}
.nh-card:hover::before { opacity: 1; }
.nh-card > * { position: relative; z-index: 1; }
.nh-card-title {
  display: flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 14px;
  margin: 0 0 var(--sp-4);
  color: var(--text-1);
  letter-spacing: -0.01em;
}
.nh-card-title svg { width: 16px; height: 16px; opacity: 0.7; stroke-width: 1.75; }
.nh-card-section + .nh-card-section {
  margin-top: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--border-1);
}

/* Grid */
.nh-grid { display: grid; gap: var(--sp-4); }
.nh-grid-2 { grid-template-columns: 1fr 1fr; }
.nh-grid-3 { grid-template-columns: repeat(3, 1fr); }
.nh-grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1100px) {
  .nh-grid-4, .nh-grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
  .nh-app { grid-template-columns: 1fr; }
  .nh-sidebar { position: static; height: auto; }
  .nh-main { padding: var(--sp-4); margin: 0; border-radius: 0; }
  .nh-grid-2, .nh-grid-3, .nh-grid-4 { grid-template-columns: 1fr; }
}

/* === Stat tiles: glass + halo gradient === */
.nh-stat {
  position: relative;
  padding: var(--sp-5);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform var(--d-mid) var(--ease), box-shadow var(--d-mid) var(--ease), border-color var(--d-fast) var(--ease);
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.nh-stat::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(450px circle at 100% 0%, rgba(139,92,246,0.12), transparent 55%);
  opacity: 0.5;
  transition: opacity var(--d-mid) var(--ease);
  pointer-events: none;
}
.nh-stat:hover {
  border-color: var(--border-2);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.28), 0 0 0 1px rgba(139,92,246,0.20);
}
.nh-stat:hover::before { opacity: 1; }
.nh-stat > * { position: relative; z-index: 1; }
.nh-stat.success::before { background: radial-gradient(450px circle at 100% 0%, rgba(34,197,94,0.16), transparent 55%); }
.nh-stat.warning::before { background: radial-gradient(450px circle at 100% 0%, rgba(245,158,11,0.16), transparent 55%); }
.nh-stat.danger::before  { background: radial-gradient(450px circle at 100% 0%, rgba(239,68,68,0.16), transparent 55%); }
.nh-stat.info::before    { background: radial-gradient(450px circle at 100% 0%, rgba(56,189,248,0.16), transparent 55%); }
.nh-stat-label {
  font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-3); margin: 0 0 10px;
  font-weight: 600;
}
.nh-stat-value {
  font-size: 30px; font-weight: 600; line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-1);
  font-feature-settings: 'tnum';
}
.nh-stat-sub { font-size: 12.5px; color: var(--text-3); margin-top: 6px; }

.nh-stat.success { border-top-color: var(--success); }
.nh-stat.warning { border-top-color: var(--warning); }
.nh-stat.danger  { border-top-color: var(--danger); }
.nh-stat.info    { border-top-color: var(--info); }

/* === Buttons === */
.nh-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 13px;
  border-radius: var(--r-sm);
  border: 1px solid var(--border-2);
  background: var(--bg-2);
  color: var(--text-1);
  font-weight: 500;
  font-size: 13px;
  font-family: inherit;
  cursor: pointer;
  transition: background var(--d-fast) var(--ease), border-color var(--d-fast) var(--ease);
  text-decoration: none;
  white-space: nowrap;
}
.nh-btn:hover {
  background: var(--bg-3);
  border-color: var(--border-3);
  text-decoration: none;
}
.nh-btn:active { background: var(--bg-4); }
.nh-btn:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

.nh-btn-primary {
  background: var(--brand-grad);
  border-color: transparent;
  color: white;
  box-shadow: 0 4px 14px -2px rgba(139,92,246,0.40), inset 0 1px 0 rgba(255,255,255,0.18);
  position: relative;
}
.nh-btn-primary:hover {
  background: var(--brand-grad);
  filter: brightness(1.08);
  box-shadow: 0 8px 24px -4px rgba(139,92,246,0.55), inset 0 1px 0 rgba(255,255,255,0.22);
  color: white;
  transform: translateY(-1px);
  transition: transform var(--d-fast) var(--ease), box-shadow var(--d-fast) var(--ease), filter var(--d-fast) var(--ease);
}
.nh-btn-primary:active { transform: translateY(0); }
.nh-btn-danger  { background: var(--danger-soft); border-color: rgba(239,68,68,0.30); color: #fca5a5; }
.nh-btn-danger:hover { background: rgba(239,68,68,0.20); color: #fff; border-color: rgba(239,68,68,0.50); }
[data-theme="light"] .nh-btn-danger { color: #b91c1c; }
[data-theme="light"] .nh-btn-danger:hover { color: #7f1d1d; }

.nh-btn-warning { background: var(--warning-soft); border-color: rgba(245,158,11,0.30); color: #fbbf24; }
[data-theme="light"] .nh-btn-warning { color: #b45309; }

.nh-btn-success { background: var(--success-soft); border-color: rgba(34,197,94,0.30); color: #86efac; }
[data-theme="light"] .nh-btn-success { color: #15803d; }

.nh-btn-ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.nh-btn-ghost:hover { background: var(--bg-3); color: var(--text-1); border-color: transparent; }
.nh-btn-sm { padding: 5px 10px; font-size: 12px; }

/* === Form controls === */
.nh-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--sp-4); }
.nh-field label { font-size: 12.5px; font-weight: 500; color: var(--text-2); }
.nh-input, .nh-select, .nh-textarea {
  width: 100%;
  padding: 9px 11px;
  background: var(--bg-1);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  color: var(--text-1);
  font-family: inherit;
  font-size: 13.5px;
  line-height: 1.45;
  outline: none;
  transition: border-color var(--d-fast) var(--ease);
}
[data-theme="light"] .nh-input,
[data-theme="light"] .nh-select,
[data-theme="light"] .nh-textarea { background: white; }
.nh-input:hover, .nh-select:hover, .nh-textarea:hover { border-color: var(--border-3); }
.nh-input:focus, .nh-select:focus, .nh-textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-soft);
}
.nh-textarea { resize: vertical; min-height: 80px; }
.nh-field-help { font-size: 11.5px; color: var(--text-3); line-height: 1.5; }
.nh-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); }
@media (max-width: 720px) { .nh-form-row { grid-template-columns: 1fr; } }

/* === Tables === */
.nh-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.nh-table th, .nh-table td {
  padding: 11px 14px; text-align: left;
  border-bottom: 1px solid var(--border-1);
  font-size: 13px;
}
.nh-table th {
  color: var(--text-3); font-weight: 600;
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.07em;
  background: var(--bg-1);
}
.nh-table tbody tr { transition: background var(--d-fast) var(--ease); }
.nh-table tbody tr:hover { background: var(--bg-3); }
.nh-table-wrap { overflow-x: auto; border-radius: var(--r-lg); border: 1px solid var(--border-1); }

/* === Badges === */
.nh-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px;
  border-radius: var(--r-sm);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.01em;
  background: var(--bg-3);
  color: var(--text-2);
  border: 1px solid var(--border-2);
}
.nh-badge-success { background: var(--success-soft); color: #4ade80; border-color: rgba(34,197,94,0.30); }
.nh-badge-warning { background: var(--warning-soft); color: #fbbf24; border-color: rgba(245,158,11,0.30); }
.nh-badge-danger  { background: var(--danger-soft); color: #fca5a5; border-color: rgba(239,68,68,0.30); }
.nh-badge-info    { background: var(--info-soft); color: #7dd3fc; border-color: rgba(56,189,248,0.30); }
.nh-badge-violet  { background: var(--brand-soft); color: var(--brand-text); border-color: rgba(79,70,229,0.30); }
[data-theme="light"] .nh-badge-success { color: #15803d; }
[data-theme="light"] .nh-badge-warning { color: #b45309; }
[data-theme="light"] .nh-badge-danger  { color: #b91c1c; }
[data-theme="light"] .nh-badge-info    { color: #075985; }

.nh-dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.nh-dot-on { background: var(--success); }
.nh-dot-off { background: var(--danger); }
.nh-dot-stale { background: var(--warning); }
.nh-dot-warn { background: var(--warning); }

/* === Flash (server-render fallback; di solito convertiti in toast) === */
.nh-flash { margin-bottom: var(--sp-4); }
.nh-flash-item {
  padding: 11px 14px;
  border-radius: var(--r-md);
  margin-bottom: 6px;
  border: 1px solid;
  border-left-width: 3px;
  font-size: 13px;
  display: flex; align-items: center; gap: 10px;
  animation: nh-slide-in var(--d-mid) var(--ease) backwards;
}
.nh-flash-success { background: var(--success-soft); border-color: rgba(34,197,94,0.30); border-left-color: var(--success); color: #4ade80; }
.nh-flash-error   { background: var(--danger-soft);  border-color: rgba(239,68,68,0.30); border-left-color: var(--danger);  color: #fca5a5; }
.nh-flash-warning { background: var(--warning-soft); border-color: rgba(245,158,11,0.30); border-left-color: var(--warning); color: #fbbf24; }
.nh-flash-info    { background: var(--info-soft);    border-color: rgba(56,189,248,0.30); border-left-color: var(--info);    color: #7dd3fc; }
[data-theme="light"] .nh-flash-success { color: #166534; }
[data-theme="light"] .nh-flash-error   { color: #991b1b; }
[data-theme="light"] .nh-flash-warning { color: #92400e; }
[data-theme="light"] .nh-flash-info    { color: #075985; }

@keyframes nh-slide-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes nh-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* === Toolbar === */
.nh-toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: var(--sp-4); }
.nh-toolbar .nh-input, .nh-toolbar .nh-select { width: auto; min-width: 180px; }

/* === Auth screen: split-screen brand + form === */
.nh-auth-split {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  background: var(--navy-0);
}
@media (max-width: 900px) {
  .nh-auth-split { grid-template-columns: 1fr; }
  .nh-auth-brand { display: none; }
}

/* Pannello brand a sinistra */
.nh-auth-brand {
  position: relative;
  overflow: hidden;
  padding: 56px 64px;
  color: white;
  display: flex; flex-direction: column;
  justify-content: space-between;
  background:
    radial-gradient(800px circle at 0% 0%, rgba(99,102,241,0.42), transparent 55%),
    radial-gradient(900px circle at 100% 100%, rgba(217,70,239,0.32), transparent 55%),
    radial-gradient(700px circle at 50% 50%, rgba(139,92,246,0.20), transparent 60%),
    var(--navy-0);
}
.nh-auth-brand::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: radial-gradient(800px circle at 30% 50%, black, transparent 70%);
  -webkit-mask-image: radial-gradient(800px circle at 30% 50%, black, transparent 70%);
  pointer-events: none;
}
.nh-auth-brand-head {
  display: flex; align-items: center; gap: 14px;
  position: relative; z-index: 1;
}
.nh-auth-brand-logo {
  width: 48px; height: 48px;
  border-radius: var(--r-lg);
  background: var(--brand-grad);
  display: grid; place-items: center;
  font-weight: 700; font-size: 22px;
  font-family: var(--font-mono);
  box-shadow: 0 12px 28px -8px rgba(139,92,246,0.65), inset 0 1px 0 rgba(255,255,255,0.22);
  position: relative;
}
.nh-auth-brand-logo::after {
  content: ''; position: absolute; inset: 1px;
  border-radius: calc(var(--r-lg) - 1px);
  background: linear-gradient(135deg, rgba(255,255,255,0.20), transparent 50%);
}
.nh-auth-brand-logo:has(img) { background: transparent; box-shadow: none; }
.nh-auth-brand-logo:has(img)::after { display: none; }
.nh-auth-brand-logo img { width: 100%; height: 100%; object-fit: contain; }
.nh-auth-brand-title { font-size: 16px; font-weight: 600; letter-spacing: -0.01em; }
.nh-auth-brand-title small { display: block; font-weight: 400; color: rgba(255,255,255,0.55); font-size: 12.5px; margin-top: 2px; }

.nh-auth-brand-claim {
  position: relative; z-index: 1;
  font-size: 38px; line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.025em;
  max-width: 460px;
}
.nh-auth-brand-claim .accent {
  background: linear-gradient(90deg, #fff, #c4b5fd 50%, #f0abfc);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.nh-auth-brand-sub {
  position: relative; z-index: 1;
  margin-top: 18px;
  color: rgba(255,255,255,0.70);
  font-size: 14.5px; line-height: 1.55;
  max-width: 420px;
}

.nh-auth-brand-foot {
  position: relative; z-index: 1;
  display: flex; flex-wrap: wrap; gap: 18px;
  color: rgba(255,255,255,0.55);
  font-size: 12px;
}
.nh-auth-brand-foot .nh-status {
  color: rgba(255,255,255,0.75);
}

/* Pannello form a destra */
.nh-auth-form-wrap {
  display: flex; align-items: center; justify-content: center;
  padding: 40px;
  background: var(--bg-0);
  position: relative;
}
.nh-auth-form-wrap::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(var(--border-1) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: radial-gradient(600px circle at 50% 50%, black, transparent 70%);
  -webkit-mask-image: radial-gradient(600px circle at 50% 50%, black, transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}
.nh-auth-card {
  width: 100%; max-width: 420px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-xl);
  padding: 36px 32px;
  box-shadow:
    0 24px 64px -16px rgba(0,0,0,0.55),
    0 8px 16px -4px rgba(99,102,241,0.20);
  position: relative;
  z-index: 1;
}
.nh-auth-card::after {
  content: ''; position: absolute; inset: -1px;
  border-radius: var(--r-xl);
  padding: 1px;
  background: linear-gradient(135deg, rgba(139,92,246,0.55), rgba(99,102,241,0.10) 40%, rgba(217,70,239,0.45));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.nh-auth-card h1 { margin: 0 0 6px; font-size: 22px; font-weight: 600; letter-spacing: -0.02em; color: var(--text-1); }
.nh-auth-card p.sub { color: var(--text-3); margin: 0 0 24px; font-size: 13.5px; }

/* compat con vecchio markup (.nh-auth fallback) */
.nh-auth { min-height: 100vh; display: grid; place-items: center; padding: var(--sp-6); }

/* === Utility === */
.nh-mt-2 { margin-top: var(--sp-3); } .nh-mt-3 { margin-top: var(--sp-4); } .nh-mt-4 { margin-top: var(--sp-5); }
.nh-mb-2 { margin-bottom: var(--sp-3); } .nh-mb-3 { margin-bottom: var(--sp-4); }
.nh-text-mute { color: var(--text-3); }
.nh-text-soft { color: var(--text-2); }
.nh-text-success { color: var(--success); }
.nh-text-warning { color: var(--warning); }
.nh-text-danger  { color: var(--danger); }
.nh-text-right { text-align: right; }
.nh-text-center { text-align: center; }
.nh-flex { display: flex; align-items: center; gap: 8px; }
.nh-flex-between { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.nh-gap-3 { gap: var(--sp-4); }

.nh-kv { display: grid; grid-template-columns: 130px 1fr; gap: 8px 14px; font-size: 13px; }
.nh-kv dt { color: var(--text-3); }
.nh-kv dd { margin: 0; color: var(--text-1); }

/* CMS icon — manteniamo brand reali */
.nh-cms-icon {
  width: 20px; height: 20px;
  border-radius: 4px;
  display: inline-grid; place-items: center;
  color: white; font-weight: 700;
  font-size: 10px; flex-shrink: 0;
}
.nh-cms-wp     { background: #21759b; }
.nh-cms-joomla { background: #f44321; }
.nh-cms-unknown { background: var(--bg-4); color: var(--text-2); }

/* Health bar — semantic gradient, OK */
.nh-health-bar {
  height: 5px;
  background: var(--bg-3);
  border-radius: var(--r-full);
  overflow: hidden;
  min-width: 80px;
}
.nh-health-bar > span {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--danger), var(--warning) 50%, var(--success));
  border-radius: inherit;
}

/* === Empty states — icona piccola, no box === */
.nh-empty {
  text-align: center; padding: 48px 24px;
  color: var(--text-3);
}
.nh-empty-icon {
  display: inline-flex;
  margin-bottom: var(--sp-3);
}
.nh-empty-icon svg { width: 28px; height: 28px; color: var(--text-4); stroke-width: 1.5; }
.nh-empty h3 { margin: 0 0 6px; font-size: 14.5px; font-weight: 600; color: var(--text-2); }
.nh-empty p { margin: 0 auto; font-size: 12.5px; line-height: 1.55; max-width: 400px; }

/* === Charts === */
.nh-chart-wrap { position: relative; height: 220px; }
.nh-chart-wrap canvas { max-height: 100%; }

/* === Divider & code === */
.nh-divider { height: 1px; background: var(--border-1); margin: var(--sp-4) 0; }
.nh-code-inline {
  background: var(--bg-3);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-1);
  border: 1px solid var(--border-1);
}
.nh-code-block {
  background: var(--bg-1);
  padding: 14px 16px;
  border-radius: var(--r-md);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-1);
  overflow-x: auto;
  line-height: 1.55;
  border: 1px solid var(--border-1);
}

/* === Tabs === */
.nh-tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border-1); margin-bottom: var(--sp-4); }
.nh-tab {
  padding: 9px 14px; cursor: pointer; color: var(--text-3);
  border-bottom: 2px solid transparent;
  font-weight: 500; font-size: 13px;
  transition: color var(--d-fast) var(--ease), border-color var(--d-fast) var(--ease);
  margin-bottom: -1px;
  background: transparent;
  border-top: none; border-left: none; border-right: none;
  font-family: inherit;
}
.nh-tab.active { color: var(--text-1); border-bottom-color: var(--brand); }
.nh-tab:hover { color: var(--text-1); }

/* Severity */
.nh-sev-info { color: var(--info); }
.nh-sev-warning { color: var(--warning); }
.nh-sev-critical { color: var(--danger); }

[x-cloak] { display: none !important; }

/* === Pill (sobrio, no backdrop blur) === */
.nh-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  background: var(--bg-3);
  border: 1px solid var(--border-2);
  border-radius: var(--r-full);
  color: var(--text-2); font-size: 11.5px; font-weight: 500;
}

/* Dashboard hero (manteniamo per compat ma resettato a card normale) */
.nh-dashboard-hero { border-radius: var(--r-lg) !important; }

/* === Sites card view === */
.nh-sites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--sp-4);
}
.nh-site-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: var(--sp-4) var(--sp-5);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
  transition: transform var(--d-mid) var(--ease), box-shadow var(--d-mid) var(--ease), border-color var(--d-fast) var(--ease);
}
.nh-site-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(500px circle at 100% 0%, rgba(139,92,246,0.10), transparent 55%);
  opacity: 0;
  transition: opacity var(--d-mid) var(--ease);
  pointer-events: none;
}
.nh-site-card:hover {
  border-color: var(--border-2);
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(0,0,0,0.32), 0 0 0 1px rgba(139,92,246,0.22);
}
.nh-site-card:hover::before { opacity: 1; }
.nh-site-card > * { position: relative; z-index: 1; }

.nh-site-card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--sp-3); margin-bottom: var(--sp-3); }
.nh-site-card-title { font-weight: 600; font-size: 14px; margin: 0 0 4px; letter-spacing: -0.005em; }
.nh-site-card-url { color: var(--text-3); font-size: 11.5px; word-break: break-all; font-family: var(--font-mono); }

.nh-site-card-health {
  position: relative;
  width: 44px; height: 44px;
  border-radius: var(--r-md);
  display: grid; place-items: center;
  font-weight: 600; font-size: 14px; color: white;
  flex-shrink: 0;
  font-feature-settings: 'tnum';
}

.nh-site-card-metrics {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-2);
  margin-top: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--border-1);
}
.nh-site-card-metric { text-align: center; }
.nh-site-card-metric-value {
  font-size: 16px; font-weight: 600; color: var(--text-1);
  font-feature-settings: 'tnum'; letter-spacing: -0.01em;
}
.nh-site-card-metric-label {
  font-size: 10px; color: var(--text-3);
  text-transform: uppercase; letter-spacing: 0.05em;
  margin-top: 2px;
  font-weight: 600;
}
.nh-site-card-footer { display: flex; justify-content: space-between; align-items: center; margin-top: var(--sp-3); padding-top: var(--sp-3); border-top: 1px solid var(--border-1); }

/* === Skeleton === */
.nh-skel {
  background: linear-gradient(90deg, var(--bg-3) 0%, var(--bg-2) 50%, var(--bg-3) 100%);
  background-size: 200% 100%;
  animation: nh-skel-shimmer 1.6s linear infinite;
  border-radius: var(--r-sm);
  display: block;
}
@keyframes nh-skel-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* === Toast === */
.nh-toast-container {
  position: fixed;
  bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 8px;
  z-index: 9999;
  pointer-events: none;
  max-width: 380px;
}
.nh-toast {
  pointer-events: auto;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-left-width: 3px;
  border-radius: var(--r-md);
  padding: 11px 14px;
  display: flex; align-items: start; gap: 10px;
  box-shadow: var(--sh-lg);
  font-size: 13px;
  color: var(--text-1);
  animation: nh-toast-in 200ms var(--ease);
}
.nh-toast-success { border-left-color: var(--success); }
.nh-toast-error   { border-left-color: var(--danger); }
.nh-toast-warning { border-left-color: var(--warning); }
.nh-toast-info    { border-left-color: var(--info); }
@keyframes nh-toast-in {
  from { opacity: 0; transform: translateX(12px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* === Command palette === */
.nh-kbar-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.50);
  z-index: 10000;
  display: grid; place-items: start center;
  padding-top: 12vh;
  animation: nh-fade-in var(--d-fast) var(--ease);
}
[data-theme="light"] .nh-kbar-overlay { background: rgba(15,23,42,0.35); }
.nh-kbar {
  width: 90%; max-width: 580px;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
  overflow: hidden;
}
.nh-kbar-input {
  width: 100%;
  padding: 14px 18px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-1);
  font-family: inherit;
  font-size: 15px;
  border-bottom: 1px solid var(--border-1);
}
.nh-kbar-input::placeholder { color: var(--text-3); }
.nh-kbar-list { max-height: 60vh; overflow-y: auto; padding: 6px; }
.nh-kbar-item {
  padding: 9px 12px;
  border-radius: var(--r-sm);
  cursor: pointer;
  display: flex; align-items: center; gap: 10px;
  color: var(--text-2); font-size: 13.5px;
  transition: background var(--d-fast) var(--ease), color var(--d-fast) var(--ease);
}
.nh-kbar-item:hover, .nh-kbar-item.active {
  background: var(--brand-soft);
  color: var(--text-1);
}
.nh-kbar-item svg { width: 15px; height: 15px; opacity: 0.7; flex-shrink: 0; stroke-width: 1.75; }
.nh-kbar-section { font-size: 10.5px; color: var(--text-4); text-transform: uppercase; letter-spacing: 0.08em; padding: 8px 12px 4px; }
.nh-kbar-hint { padding: 8px 14px; border-top: 1px solid var(--border-1); color: var(--text-3); font-size: 11px; display: flex; gap: 14px; }

/* ============================================================
   v4 Dashboard components — bento + KPI + ticker + donut
   ============================================================ */

/* Topbar dashboard (titolo + user pill) */
.nh-page-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-4);
  margin-bottom: var(--sp-5);
}
.nh-page-head h1 {
  font-size: 28px; font-weight: 600; margin: 0;
  letter-spacing: -0.025em; color: var(--text-1); line-height: 1.15;
}
.nh-page-head-sub { color: var(--text-3); font-size: 13.5px; margin-top: 2px; }

.nh-userpill {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 4px 4px 4px 12px;
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: 100px;
  font-size: 12.5px;
}
.nh-userpill-name { font-weight: 600; color: var(--text-1); line-height: 1.15; }
.nh-userpill-role { color: var(--text-3); font-size: 11px; }
.nh-userpill-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--brand);
  color: white; display: grid; place-items: center;
  font-weight: 600; font-size: 13px;
  font-family: var(--font-mono); letter-spacing: -0.02em;
}

/* Bento grid asimmetrica */
.nh-bento {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-auto-rows: minmax(120px, auto);
  gap: var(--sp-4);
}
.nh-bento .span-2 { grid-column: span 2; }
.nh-bento .span-3 { grid-column: span 3; }
.nh-bento .row-2  { grid-row: span 2; }

@media (max-width: 1100px) {
  .nh-bento { grid-template-columns: 1fr 1fr !important; }
  .nh-bento > * { grid-column: auto !important; grid-row: auto !important; }
}
@media (max-width: 720px) {
  .nh-bento { grid-template-columns: 1fr !important; }
  .nh-bento > * { grid-column: auto !important; grid-row: auto !important; }
}

/* Hero KPI: signature gradient indigo→violet→fuxia */
.nh-hero {
  background: var(--brand-grad);
  color: white;
  border-radius: var(--r-xl);
  padding: var(--sp-5) var(--sp-6);
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--sp-5);
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
  min-width: 0;
  box-shadow: var(--brand-glow);
}
.nh-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(600px circle at 100% 0%, rgba(255,255,255,0.18), transparent 50%),
    radial-gradient(400px circle at 0% 100%, rgba(217,70,239,0.20), transparent 60%);
  pointer-events: none;
}
.nh-hero > * { position: relative; z-index: 1; }
@media (max-width: 720px) {
  .nh-hero { padding: var(--sp-4); }
  .nh-hero-value { font-size: 44px; }
  .nh-hero-spark { width: 100%; }
}
.nh-hero-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.10em;
  color: rgba(255,255,255,0.72);
  font-weight: 600;
  margin: 0 0 8px;
}
.nh-hero-value {
  font-size: 56px; font-weight: 600; line-height: 1;
  letter-spacing: -0.035em;
  font-feature-settings: 'tnum';
  margin: 0;
}
.nh-hero-value small {
  font-size: 18px; font-weight: 500;
  color: rgba(255,255,255,0.65);
  margin-left: 8px;
  letter-spacing: -0.02em;
}
.nh-hero-sub {
  margin-top: 10px;
  font-size: 13px;
  color: rgba(255,255,255,0.80);
  display: flex; align-items: center; gap: 14px;
}
.nh-hero-sub .nh-delta {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 8px;
  background: rgba(255,255,255,0.14);
  border-radius: var(--r-full);
  font-weight: 600; font-size: 11.5px;
}
.nh-hero-spark { width: 200px; height: 60px; flex-shrink: 0; }
.nh-hero-spark path { fill: none; stroke: rgba(255,255,255,0.9); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.nh-hero-spark .area { fill: rgba(255,255,255,0.18); stroke: none; }

/* Tile statistica compatta — glass card */
.nh-tile {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: var(--sp-4) var(--sp-5);
  display: flex; flex-direction: column; justify-content: space-between;
  min-height: 140px;
  position: relative;
  overflow: hidden;
  transition: transform var(--d-mid) var(--ease), box-shadow var(--d-mid) var(--ease), border-color var(--d-fast) var(--ease);
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.nh-tile::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(420px circle at 100% 0%, rgba(139,92,246,0.10), transparent 55%);
  opacity: 0.55;
  transition: opacity var(--d-mid) var(--ease);
  pointer-events: none;
}
.nh-tile:hover {
  border-color: var(--border-2);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(0,0,0,0.30), 0 0 0 1px rgba(139,92,246,0.18);
}
.nh-tile:hover::before { opacity: 1; }
.nh-tile > * { position: relative; z-index: 1; }
.nh-tile-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}
.nh-tile-label {
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-3); font-weight: 600;
  margin: 0;
}
.nh-tile-icon {
  width: 28px; height: 28px;
  display: grid; place-items: center;
  border-radius: var(--r-md);
  background: var(--bg-3);
  color: var(--text-2);
}
.nh-tile-icon svg { width: 15px; height: 15px; stroke-width: 1.75; }
.nh-tile-value {
  font-size: 28px; font-weight: 600;
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--text-1);
  font-feature-settings: 'tnum';
}
.nh-tile-value small {
  font-size: 13px; font-weight: 500; color: var(--text-3);
  margin-left: 4px; letter-spacing: 0;
}
.nh-tile-foot {
  margin-top: 10px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px;
  font-size: 12px; color: var(--text-3);
}
.nh-tile-spark { width: 100%; height: 28px; margin-top: 8px; }
.nh-tile-spark path { fill: none; stroke: var(--brand); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.nh-tile-spark .area { fill: var(--brand-soft); stroke: none; }

/* Tile semantici (accent color sulle icone) */
.nh-tile.is-success .nh-tile-icon { background: var(--success-soft); color: var(--success); }
.nh-tile.is-warning .nh-tile-icon { background: var(--warning-soft); color: var(--warning); }
.nh-tile.is-danger  .nh-tile-icon { background: var(--danger-soft);  color: var(--danger); }
.nh-tile.is-info    .nh-tile-icon { background: var(--info-soft);    color: var(--info); }
.nh-tile.is-success::before { background: radial-gradient(420px circle at 100% 0%, rgba(34,197,94,0.14), transparent 55%); }
.nh-tile.is-warning::before { background: radial-gradient(420px circle at 100% 0%, rgba(245,158,11,0.14), transparent 55%); }
.nh-tile.is-danger::before  { background: radial-gradient(420px circle at 100% 0%, rgba(239,68,68,0.16), transparent 55%); }
.nh-tile.is-info::before    { background: radial-gradient(420px circle at 100% 0%, rgba(56,189,248,0.14), transparent 55%); }
.nh-tile.is-success .nh-tile-spark path { stroke: var(--success); }
.nh-tile.is-success .nh-tile-spark .area { fill: var(--success-soft); }
.nh-tile.is-warning .nh-tile-spark path { stroke: var(--warning); }
.nh-tile.is-warning .nh-tile-spark .area { fill: var(--warning-soft); }
.nh-tile.is-danger  .nh-tile-spark path { stroke: var(--danger); }
.nh-tile.is-danger  .nh-tile-spark .area { fill: var(--danger-soft); }

/* Donut chart */
.nh-donut-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: var(--sp-5);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.nh-donut-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(500px circle at 0% 100%, rgba(217,70,239,0.10), transparent 55%);
  opacity: 0.6;
  pointer-events: none;
}
.nh-donut-card > * { position: relative; z-index: 1; }
.nh-donut-wrap {
  display: flex; align-items: center; gap: var(--sp-5);
}
.nh-donut {
  flex-shrink: 0;
  width: 140px; height: 140px;
  position: relative;
}
.nh-donut svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.nh-donut circle { fill: none; stroke-width: 16; }
.nh-donut .ring-bg { stroke: var(--bg-3); }
.nh-donut .ring-seg {
  stroke-dasharray: var(--len) 999;
  stroke-dashoffset: var(--off, 0);
  transition: stroke-dasharray 700ms var(--ease) 80ms;
}
.nh-donut-center {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
}
.nh-donut-center-value {
  font-size: 22px; font-weight: 600;
  letter-spacing: -0.02em; line-height: 1;
  color: var(--text-1);
  font-feature-settings: 'tnum';
}
.nh-donut-center-label {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-3); font-weight: 600; margin-top: 4px;
}
.nh-donut-legend { flex: 1; display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.nh-legend-row {
  display: grid;
  grid-template-columns: 12px 1fr auto;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}
.nh-legend-row .swatch { width: 10px; height: 10px; border-radius: 2px; }
.nh-legend-row .name { color: var(--text-2); font-weight: 500; }
.nh-legend-row .val  { color: var(--text-1); font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -0.01em; }
.nh-legend-row .pct  { color: var(--text-3); font-size: 11.5px; margin-left: 6px; }

/* Ticker live (lista eventi) */
.nh-ticker-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
  position: relative;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.nh-ticker-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(500px circle at 100% 0%, rgba(99,102,241,0.12), transparent 55%);
  opacity: 0.6;
  pointer-events: none;
}
.nh-ticker-card > * { position: relative; z-index: 1; }
.nh-ticker-head {
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--border-1);
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px;
}
.nh-ticker-head h3 { margin: 0; font-size: 14px; font-weight: 600; color: var(--text-1); letter-spacing: -0.01em; }
.nh-ticker-status {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; color: var(--text-3);
  font-family: var(--font-mono); letter-spacing: -0.01em;
}
.nh-ticker-status .nh-pulse-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--success);
  position: relative;
}
.nh-ticker-status .nh-pulse-dot::after {
  content: ''; position: absolute; inset: -3px;
  border-radius: 50%;
  background: var(--success);
  opacity: 0.4;
  animation: nh-pulse 1.8s ease-out infinite;
}
@keyframes nh-pulse {
  0%   { transform: scale(0.7); opacity: 0.6; }
  70%  { transform: scale(1.7); opacity: 0; }
  100% { transform: scale(1.7); opacity: 0; }
}

.nh-ticker-list {
  flex: 1;
  overflow-y: auto;
  max-height: 480px;
  padding: 6px 0;
}
.nh-ticker-item {
  display: grid;
  grid-template-columns: 6px 60px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 8px var(--sp-5);
  border-bottom: 1px solid var(--border-1);
  position: relative;
  min-width: 0;
  transition: background var(--d-fast) var(--ease);
}
@media (max-width: 720px) {
  .nh-ticker-item { grid-template-columns: 6px 1fr; padding: 10px var(--sp-4); }
  .nh-ticker-item .time, .nh-ticker-item .badge-type { grid-column: 2; font-size: 10.5px; }
}
.nh-ticker-item:last-child { border-bottom: 0; }
.nh-ticker-item:hover { background: var(--bg-3); }
.nh-ticker-item .sev {
  width: 6px; height: 24px; border-radius: 1px;
  background: var(--border-2);
}
.nh-ticker-item.sev-info     .sev { background: var(--info); }
.nh-ticker-item.sev-warning  .sev { background: var(--warning); }
.nh-ticker-item.sev-critical .sev { background: var(--danger); }
.nh-ticker-item.sev-success  .sev { background: var(--success); }

.nh-ticker-item .time {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.nh-ticker-item .text {
  font-size: 13px;
  color: var(--text-1);
  min-width: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.nh-ticker-item .text .src { color: var(--text-3); font-size: 11.5px; margin-left: 6px; }
.nh-ticker-item .badge-type {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--text-3);
  background: var(--bg-3);
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid var(--border-1);
  white-space: nowrap;
  letter-spacing: -0.02em;
}
.nh-ticker-item.fresh { animation: nh-flash-bg 1.6s ease-out; }
@keyframes nh-flash-bg {
  0%   { background: var(--brand-soft); }
  100% { background: transparent; }
}
.nh-ticker-empty { padding: 32px 20px; text-align: center; color: var(--text-3); font-size: 12.5px; }

/* Site row (lista compatta siti monitorati) */
.nh-list-card {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}
.nh-list-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(500px circle at 100% 0%, rgba(139,92,246,0.10), transparent 55%);
  opacity: 0.5;
  pointer-events: none;
}
.nh-list-card > * { position: relative; z-index: 1; }
.nh-list-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--sp-4) var(--sp-5);
  border-bottom: 1px solid var(--border-1);
  gap: 10px;
}
.nh-list-head h3 { margin: 0; font-size: 14px; font-weight: 600; color: var(--text-1); letter-spacing: -0.01em; }
.nh-list-head a  { font-size: 12px; color: var(--brand-text); font-weight: 500; }
.nh-list-head a:hover { color: var(--brand); }

.nh-site-row {
  display: grid;
  grid-template-columns: 28px 1fr auto auto;
  align-items: center;
  gap: 12px;
  padding: 10px var(--sp-5);
  border-bottom: 1px solid var(--border-1);
  transition: background var(--d-fast) var(--ease);
}
.nh-site-row:last-child { border-bottom: 0; }
.nh-site-row:hover { background: var(--bg-3); }
.nh-site-row .cms-bubble {
  width: 28px; height: 28px; border-radius: var(--r-md);
  display: grid; place-items: center;
  font-size: 11px; font-weight: 700; color: white;
}
.nh-site-row .name {
  min-width: 0;
  font-size: 13px; font-weight: 600; color: var(--text-1);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  letter-spacing: -0.005em;
}
.nh-site-row .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: -0.02em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  margin-top: 2px;
}
.nh-site-row .threats {
  font-feature-settings: 'tnum';
  font-weight: 600;
  font-size: 13.5px;
  color: var(--text-1);
  letter-spacing: -0.01em;
}
.nh-site-row .threats.is-zero { color: var(--text-4); font-weight: 500; }
.nh-site-row .threats.is-high { color: var(--danger); }

/* Status indicator stile console */
.nh-status {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 11px;
  color: var(--text-3); letter-spacing: -0.02em;
  white-space: nowrap;
}
.nh-status-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--text-4);
  position: relative;
  flex-shrink: 0;
}
.nh-status-dot.is-on    { background: var(--success); }
.nh-status-dot.is-stale { background: var(--warning); }
.nh-status-dot.is-off   { background: var(--danger); }
.nh-status-dot.is-on::after {
  content: ''; position: absolute; inset: -3px;
  border-radius: 50%;
  background: var(--success);
  opacity: 0.4;
  animation: nh-pulse 2.4s ease-out infinite;
}

/* Background subtle dot-grid sul main panel */
.nh-main::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(var(--border-1) 1px, transparent 1px);
  background-size: 22px 22px;
  background-position: 0 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.5), transparent 60%);
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.5), transparent 60%);
}
.nh-main > * { position: relative; z-index: 1; }

/* ============================================================
   Chat widget AI (FAB + drawer)
   ============================================================ */
.nh-chat-fab {
  position: fixed; right: 24px; bottom: 24px;
  width: 54px; height: 54px;
  border-radius: 50%;
  background: var(--brand-grad);
  color: white;
  border: none;
  cursor: pointer;
  display: grid; place-items: center;
  box-shadow: 0 12px 28px -8px rgba(139,92,246,0.55), 0 6px 14px rgba(0,0,0,0.30), inset 0 1px 0 rgba(255,255,255,0.22);
  z-index: 9998;
  transition: transform var(--d-fast) var(--ease), box-shadow var(--d-fast) var(--ease);
}
.nh-chat-fab:hover { transform: translateY(-2px); box-shadow: 0 18px 36px -8px rgba(139,92,246,0.65), 0 10px 18px rgba(0,0,0,0.40); }
.nh-chat-fab:active { transform: translateY(0); }
.nh-chat-fab-ping {
  position: absolute; top: 8px; right: 8px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 2px var(--bg-0);
}
.nh-chat-fab-ping::after {
  content: ''; position: absolute; inset: -3px;
  border-radius: 50%;
  background: var(--success);
  opacity: 0.5;
  animation: nh-pulse 2.4s ease-out infinite;
}

.nh-chat-drawer {
  position: fixed;
  right: 24px; bottom: 92px;
  width: 400px; max-width: calc(100vw - 32px);
  height: 600px; max-height: calc(100vh - 120px);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 50%),
    var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-lg);
  box-shadow: 0 24px 64px -16px rgba(0,0,0,0.55), 0 8px 16px -4px rgba(99,102,241,0.20);
  display: flex; flex-direction: column;
  overflow: hidden;
  z-index: 9999;
  animation: nh-chat-in 220ms var(--ease);
}
/* CRITICAL: override per attributo HTML `hidden` — senza questo il display:flex sopra vince
   e il drawer resta visibile anche dopo drawer.hidden=true */
.nh-chat-drawer[hidden] {
  display: none !important;
}
@keyframes nh-chat-in {
  from { opacity: 0; transform: translateY(20px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@media (max-width: 720px) {
  .nh-chat-drawer { right: 8px; left: 8px; bottom: 80px; width: auto; height: calc(100vh - 100px); }
  .nh-chat-fab { right: 16px; bottom: 16px; }
}

.nh-chat-head {
  padding: 12px 14px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px;
  border-bottom: 1px solid var(--border-1);
  background: var(--bg-1);
}
.nh-chat-avatar {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--brand-grad);
  color: white;
  display: grid; place-items: center;
  font-weight: 700; font-size: 13px;
  font-family: var(--font-mono); letter-spacing: -0.02em;
  flex-shrink: 0;
  box-shadow: 0 2px 6px rgba(139,92,246,0.40);
}
.nh-chat-head a, .nh-chat-head button { padding: 3px 8px; font-size: 13px; }

.nh-chat-body {
  flex: 1;
  overflow-y: auto;
  padding: 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.nh-chat-empty { text-align: center; color: var(--text-3); font-size: 13px; padding: 24px 16px; line-height: 1.55; }

.nh-chat-msg {
  max-width: 88%;
  padding: 9px 13px;
  border-radius: 14px;
  font-size: 13.5px;
  line-height: 1.55;
  word-wrap: break-word;
  white-space: pre-wrap;
  animation: nh-msg-in 180ms var(--ease);
}
@keyframes nh-msg-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}
.nh-chat-msg.user {
  align-self: flex-end;
  background: var(--brand-grad);
  color: white;
  border-bottom-right-radius: 4px;
  box-shadow: 0 2px 8px rgba(139,92,246,0.30);
}
.nh-chat-msg.assistant {
  align-self: flex-start;
  background: var(--bg-3);
  color: var(--text-1);
  border: 1px solid var(--border-1);
  border-bottom-left-radius: 4px;
}
.nh-chat-msg.tool {
  align-self: flex-start;
  background: var(--bg-1);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: 11.5px;
  border: 1px dashed var(--border-2);
  padding: 8px 11px;
  max-width: 92%;
}
.nh-chat-msg.tool::before {
  content: attr(data-tool) ' →';
  display: block;
  color: var(--brand-text);
  font-weight: 600;
  margin-bottom: 4px;
}
.nh-chat-msg.error { background: var(--danger-soft); border-color: rgba(239,68,68,0.40); color: #fca5a5; }
.nh-chat-msg.assistant code { background: var(--bg-4); padding: 1px 5px; border-radius: 3px; font-family: var(--font-mono); font-size: 12px; }
.nh-chat-msg.assistant table { width: 100%; border-collapse: collapse; margin: 6px 0; font-size: 12px; }
.nh-chat-msg.assistant th, .nh-chat-msg.assistant td { padding: 4px 6px; border-bottom: 1px solid var(--border-1); text-align: left; }

.nh-chat-typing {
  align-self: flex-start;
  background: var(--bg-3);
  color: var(--text-3);
  padding: 9px 13px;
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  font-size: 13px;
  display: inline-flex; align-items: center; gap: 6px;
}
.nh-chat-typing .dots { display: inline-flex; gap: 3px; }
.nh-chat-typing .dots span {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--text-3);
  animation: nh-typing 1.4s ease-in-out infinite;
}
.nh-chat-typing .dots span:nth-child(2) { animation-delay: 0.2s; }
.nh-chat-typing .dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes nh-typing {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30%           { opacity: 1;   transform: translateY(-3px); }
}

.nh-chat-confirm {
  margin: 0 14px 10px;
  padding: 12px;
  background: var(--warning-soft);
  border: 1px solid rgba(245,158,11,0.40);
  border-radius: var(--r-md);
}
.nh-chat-confirm-head { font-weight: 600; font-size: 12.5px; color: var(--warning); margin-bottom: 6px; }
.nh-chat-confirm-body { font-size: 12px; color: var(--text-2); font-family: var(--font-mono); background: var(--bg-1); padding: 8px; border-radius: 4px; max-height: 140px; overflow: auto; white-space: pre-wrap; }

/* === Card di conferma in-chat (sostituisce window.confirm) === */
.nh-chat-confirm-card {
  align-self: stretch;
  margin: 4px 0;
  padding: 14px 16px;
  background:
    linear-gradient(180deg, rgba(245,158,11,0.10), transparent 60%),
    var(--bg-2);
  border: 1px solid rgba(245,158,11,0.35);
  border-radius: 12px;
  box-shadow: 0 8px 24px -8px rgba(245,158,11,0.25), 0 0 0 1px rgba(245,158,11,0.10);
  animation: nh-msg-in 220ms var(--ease);
  position: relative;
  overflow: hidden;
}
.nh-chat-confirm-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(400px circle at 100% 0%, rgba(245,158,11,0.18), transparent 55%);
  pointer-events: none;
  opacity: 0.7;
}
.nh-chat-confirm-card > * { position: relative; z-index: 1; }
.nh-chat-confirm-card-head {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 10px;
}
.nh-chat-confirm-card-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(245,158,11,0.30), rgba(217,70,239,0.20));
  border: 1px solid rgba(245,158,11,0.40);
  display: grid; place-items: center;
  color: #fbbf24;
  flex-shrink: 0;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.15);
}
.nh-chat-confirm-card-title {
  font-size: 13.5px; font-weight: 600; color: var(--text-1); line-height: 1.2;
  letter-spacing: -0.01em;
}
.nh-chat-confirm-card-tool {
  font-size: 11.5px; color: var(--text-3); margin-top: 2px;
}
.nh-chat-confirm-card-tool code {
  background: var(--bg-1);
  color: var(--brand-text);
  padding: 1px 6px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  border: 1px solid var(--border-1);
}
.nh-chat-confirm-card-details {
  margin-bottom: 10px;
}
.nh-chat-confirm-card-details summary {
  cursor: pointer;
  font-size: 11.5px;
  color: var(--text-3);
  padding: 4px 0;
  user-select: none;
  transition: color var(--d-fast) var(--ease);
}
.nh-chat-confirm-card-details summary:hover { color: var(--text-1); }
.nh-chat-confirm-card-details[open] summary { color: var(--text-2); margin-bottom: 6px; }
.nh-chat-confirm-card-details pre {
  background: var(--bg-1);
  border: 1px solid var(--border-1);
  border-radius: 6px;
  padding: 10px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-2);
  margin: 0;
  max-height: 180px;
  overflow: auto;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}
.nh-chat-confirm-card-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  align-items: center;
}
.nh-chat-confirm-card-actions .nh-btn { padding: 7px 14px; font-size: 12.5px; }
.nh-chat-confirm-card-actions .nh-btn-primary {
  background: linear-gradient(135deg, #f59e0b 0%, #d946ef 100%);
  border-color: transparent;
  box-shadow: 0 4px 14px -2px rgba(245,158,11,0.40), inset 0 1px 0 rgba(255,255,255,0.18);
}
.nh-chat-confirm-card-actions .nh-btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 8px 22px -4px rgba(245,158,11,0.55), inset 0 1px 0 rgba(255,255,255,0.22);
}

.nh-chat-input {
  border-top: 1px solid var(--border-1);
  padding: 10px;
  display: flex; gap: 8px; align-items: flex-end;
  background: var(--bg-1);
}
.nh-chat-input textarea {
  flex: 1;
  background: var(--bg-2);
  border: 1px solid var(--border-2);
  border-radius: var(--r-md);
  color: var(--text-1);
  padding: 9px 11px;
  font-family: inherit;
  font-size: 13.5px;
  line-height: 1.45;
  resize: none;
  max-height: 120px;
  outline: none;
  transition: border-color var(--d-fast) var(--ease);
}
.nh-chat-input textarea:focus { border-color: var(--brand); }
.nh-chat-input button {
  width: 38px; height: 38px;
  border-radius: var(--r-md);
  background: var(--brand-grad);
  border: none;
  color: white;
  cursor: pointer;
  display: grid; place-items: center;
  box-shadow: 0 4px 12px -2px rgba(139,92,246,0.40);
  transition: transform var(--d-fast) var(--ease), filter var(--d-fast) var(--ease);
  flex-shrink: 0;
}
.nh-chat-input button:hover { filter: brightness(1.10); transform: translateY(-1px); }
.nh-chat-input button:disabled { opacity: 0.5; cursor: not-allowed; transform: none; filter: grayscale(0.4); }
.nh-chat-input #nh-chat-attach {
  background: var(--bg-3);
  color: var(--text-2);
  box-shadow: none;
  border: 1px solid var(--border-2);
}
.nh-chat-input #nh-chat-attach:hover {
  color: var(--brand-text);
  border-color: var(--brand);
  background: var(--bg-4);
  filter: none;
}

/* ============================================================
   Pagina dedicata /assistant
   ============================================================ */
.nh-assistant {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 16px;
  height: calc(100vh - 130px);
  min-height: 500px;
}
@media (max-width: 900px) { .nh-assistant { grid-template-columns: 1fr; height: auto; } }

.nh-assistant-sidebar {
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  padding: 12px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 6px;
}
.nh-assistant-sidebar a.new {
  display: flex; align-items: center; gap: 8px;
  padding: 9px 12px;
  background: var(--brand-grad);
  color: white;
  border-radius: var(--r-md);
  text-decoration: none;
  font-weight: 600; font-size: 13px;
  justify-content: center;
  box-shadow: 0 4px 12px -2px rgba(139,92,246,0.40);
}
.nh-assistant-sidebar a.thread {
  position: relative;
  display: block;
  padding: 11px 13px 10px 14px;
  border-radius: var(--r-md);
  text-decoration: none;
  color: var(--text-2);
  font-size: 13px;
  line-height: 1.35;
  transition: background var(--d-fast) var(--ease), color var(--d-fast) var(--ease), transform var(--d-fast) var(--ease);
  border: 1px solid transparent;
  background: transparent;
  overflow: hidden;
}
.nh-assistant-sidebar a.thread::before {
  content: '';
  position: absolute;
  left: 0; top: 10%; bottom: 10%;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: transparent;
  transition: background var(--d-fast) var(--ease);
}
.nh-assistant-sidebar a.thread .thread-title {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
  hyphens: auto;
  font-weight: 500;
  letter-spacing: 0.01em;
}
.nh-assistant-sidebar a.thread:hover {
  background: var(--bg-3);
  color: var(--text-1);
  transform: translateX(1px);
}
.nh-assistant-sidebar a.thread:hover::before { background: var(--border-2); }
.nh-assistant-sidebar a.thread.active {
  background: linear-gradient(90deg, var(--brand-soft) 0%, transparent 100%);
  color: var(--text-1);
  border-color: rgba(139,92,246,0.25);
}
.nh-assistant-sidebar a.thread.active::before {
  background: var(--brand-grad);
  box-shadow: 0 0 8px rgba(139,92,246,0.55);
}
.nh-assistant-sidebar a.thread.active .thread-title { font-weight: 600; }
.nh-assistant-sidebar a.thread small {
  display: block;
  font-size: 10.5px;
  color: var(--text-4);
  margin-top: 4px;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.nh-assistant-main {
  background: var(--bg-2);
  border: 1px solid var(--border-1);
  border-radius: var(--r-lg);
  display: flex; flex-direction: column;
  overflow: hidden;
  min-height: 500px;
}