/* ============================================================
   Helptec MB · Design System v3 — Navy
   Un solo file, system fonts, zero dipendenze esterne.
   ============================================================ */
:root {
  /* Palette navy */
  --navy-950: #0b1526;
  --navy-900: #0f1e36;
  --navy-800: #16294a;
  --navy-700: #1d3a6b;
  --navy-600: #234a8c;
  --navy-500: #2f5da8;
  --accent:   #2563b0;   /* link */
  --primary:  #1d3a6b;   /* bottoni */
  --primary-h:#234a8c;

  /* Neutri freddi */
  --bg:      #f3f5f9;
  --card:    #ffffff;
  --border:  #dfe4ee;
  --border-l:#e9edf5;
  --ink:     #1a2333;
  --muted:   #5f6b81;
  --muted-l: #8a94a8;

  /* Semantici */
  --ok:      #157347;
  --ok-bg:   #e3f2ea;
  --warn:    #9a6700;
  --warn-bg: #fdf3d7;
  --err:     #b3363b;
  --err-bg:  #fbe9ea;
  --info-bg: #e7eef9;

  --radius: 8px;
  --shadow: 0 1px 2px rgba(15, 30, 54, .06);
  --sidebar-w: 224px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 14px/1.45 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.3rem; margin: 0; letter-spacing: -.01em; }
h2 { font-size: .95rem; margin: 0; }
small { font-size: .8rem; }
code { font-family: ui-monospace, "Cascadia Mono", Consolas, monospace; font-size: .85em; }
:focus-visible { outline: 2px solid var(--navy-500); outline-offset: 1px; }

/* ---------- Struttura ---------- */
.shell { display: flex; min-height: 100vh; }
.main { flex: 1; min-width: 0; padding: 20px 24px 48px; max-width: 1400px; }

/* ---------- Sidebar navy ---------- */
.sidebar {
  width: var(--sidebar-w); flex-shrink: 0;
  background: linear-gradient(180deg, var(--navy-950), var(--navy-900));
  color: #cdd8ea;
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  scrollbar-width: thin; scrollbar-color: var(--navy-700) transparent;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 16px 16px 12px; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 7px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--navy-600), var(--navy-500));
  color: #fff; font-weight: 800; font-size: .8rem;
  display: flex; align-items: center; justify-content: center;
}
.brand-name { color: #fff; font-size: 1rem; letter-spacing: .01em; }
.brand-name b { font-weight: 800; }

.sidebar nav { flex: 1; padding: 2px 8px 12px; }
.sidebar nav a {
  display: block; padding: 6px 10px; margin: 1px 0;
  border-radius: 6px; color: #b6c3da; font-size: .86rem;
  border-left: 3px solid transparent;
}
.sidebar nav a:hover { background: rgba(255,255,255,.06); color: #fff; text-decoration: none; }
.sidebar nav a.active {
  background: var(--navy-700); color: #fff; font-weight: 600;
  border-left-color: #6ea8ff;
}
.nav-sect {
  display: block; margin: 14px 10px 3px;
  font-size: .64rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: #5f7396;
}
.sidebar-footer { padding: 12px 16px; border-top: 1px solid rgba(255,255,255,.08); font-size: .82rem; }
.sidebar-footer .me { color: #fff; }
.sidebar-footer .me small { display: block; color: #7f92b1; }
.sidebar-footer .logout { display: inline-block; margin-top: 6px; color: #9fb4d6; }

/* ---------- Testata pagina ---------- */
.page-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 0 0 16px; }
.page-head h1 { flex: 1; min-width: 200px; }

/* ---------- Pannelli ---------- */
.panel {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  margin-bottom: 16px; overflow: hidden;
}
.panel-head {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px; border-bottom: 1px solid var(--border-l);
}
.panel-head h2 { flex: 1; color: var(--navy-800); }
.pad { padding: 14px 16px; }
.two-col { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 16px; align-items: start; }
.col-main, .col-side { min-width: 0; }

/* ---------- Tabelle ---------- */
table { width: 100%; border-collapse: collapse; font-size: .855rem; }
thead th {
  text-align: left; padding: 8px 12px;
  font-size: .67rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted); background: #f8fafd;
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 1;
}
tbody td { padding: 7px 12px; border-top: 1px solid var(--border-l); vertical-align: top; }
tbody tr:first-child td { border-top: 0; }
tbody tr:hover td { background: #f5f8fd; }
td.right, th.right { text-align: right; }
.empty { color: var(--muted-l); text-align: center; padding: 18px !important; }

/* ---------- KPI ---------- */
.kpi-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(148px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px 14px; box-shadow: var(--shadow);
  border-top: 3px solid var(--navy-600);
}
.kpi b { display: block; font-size: 1.45rem; line-height: 1.15; color: var(--navy-800); font-variant-numeric: tabular-nums; }
.kpi span { display: block; margin-top: 3px; font-size: .68rem; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.kpi-green { border-top-color: var(--ok); }    .kpi-green b { color: var(--ok); }
.kpi-red   { border-top-color: var(--err); }   .kpi-red b   { color: var(--err); }
.kpi-blue  { border-top-color: var(--navy-500);} .kpi-blue b { color: var(--navy-600); }
.kpi-teal  { border-top-color: #0e7490; }      .kpi-teal b  { color: #0e7490; }

/* ---------- Pill di stato ---------- */
.pill {
  display: inline-block; padding: 2px 9px; border-radius: 99px;
  font-size: .72rem; font-weight: 600; white-space: nowrap;
  background: var(--info-bg); color: var(--navy-700);
}
.s-open             { background: var(--err-bg);  color: var(--err); }
.s-reopened         { background: var(--err-bg);  color: var(--err); }
.s-in_progress      { background: var(--info-bg); color: var(--navy-600); }
.s-assigned         { background: #efe6fb;        color: #6d3fb2; }
.s-waiting_customer { background: var(--warn-bg); color: var(--warn); }
.s-resolved         { background: var(--ok-bg);   color: var(--ok); }
.s-closed           { background: #edeff3;        color: var(--muted); }

/* ---------- Bottoni ---------- */
.btn {
  display: inline-block; padding: 7px 14px; border-radius: 7px;
  border: 1px solid var(--border); background: var(--card); color: var(--ink);
  font: inherit; font-size: .86rem; font-weight: 600; cursor: pointer;
  transition: background .12s, border-color .12s;
}
.btn:hover { background: #f2f5fb; border-color: #c8d2e4; text-decoration: none; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { background: var(--primary-h); border-color: var(--primary-h); }
.btn.danger { color: var(--err); border-color: #ecc8ca; }
.btn.danger:hover { background: var(--err-bg); }
.btn.small { padding: 4px 10px; font-size: .78rem; }
.btn.wide { width: 100%; text-align: center; }

/* ---------- Form ---------- */
label { display: block; margin-bottom: 10px; font-size: .82rem; font-weight: 600; color: var(--navy-800); }
input, select, textarea {
  display: block; width: 100%; margin-top: 4px; padding: 7px 10px;
  border: 1px solid var(--border); border-radius: 7px;
  font: inherit; font-size: .88rem; color: var(--ink); background: #fff;
}
input:focus, select:focus, textarea:focus { border-color: var(--navy-500); outline: none; box-shadow: 0 0 0 3px rgba(47,93,168,.14); }
textarea { resize: vertical; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.grid-form label { margin-bottom: 8px; }
.form-panel { max-width: 720px; padding: 16px; }
.filters { display: flex; gap: 8px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.filters input, .filters select { width: auto; margin: 0; }
.filters input[type=search] { min-width: 260px; flex: 1; max-width: 420px; }
.inline-form { display: flex; gap: 8px; padding: 12px 16px; border-bottom: 1px solid var(--border-l); }
.inline-form input { flex: 1; margin: 0; }
.inline { display: inline; }
form.inline button { vertical-align: middle; }
.mt { margin-top: 12px; }

/* ---------- Tab orizzontali ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 2px; margin-bottom: 14px; border-bottom: 2px solid var(--border); }
.tab {
  padding: 7px 13px; margin-bottom: -2px;
  border-bottom: 2px solid transparent;
  color: var(--muted); font-size: .86rem; font-weight: 600;
}
.tab:hover { color: var(--navy-700); text-decoration: none; }
.tab.active { color: var(--navy-700); border-bottom-color: var(--navy-600); }

/* ---------- Conversazione ticket ---------- */
.comment { padding: 12px 16px; border-top: 1px solid var(--border-l); }
.comment:first-of-type { border-top: 0; }
.comment-head { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; font-size: .84rem; }
.comment-head .muted { margin-left: auto; }
.comment-body { font-size: .9rem; overflow-wrap: break-word; }
.comment-body img { max-width: 100%; height: auto; }
.comment.private { background: #fbf7ec; }

/* ---------- Dettagli (dl) ---------- */
.details { display: grid; grid-template-columns: 42% 1fr; gap: 0; margin: 0; font-size: .84rem; }
.details dt { padding: 6px 14px; color: var(--muted); border-top: 1px solid var(--border-l); }
.details dd { padding: 6px 14px 6px 0; margin: 0; border-top: 1px solid var(--border-l); overflow-wrap: break-word; }
.details dt:first-of-type, .details dd:first-of-type { border-top: 0; }

/* ---------- Avvisi ---------- */
.alert { padding: 10px 14px; border-radius: 7px; margin-bottom: 14px; font-size: .88rem; border: 1px solid transparent; }
.alert.ok  { background: var(--ok-bg);  color: var(--ok);  border-color: #bfe3cf; }
.alert.err { background: var(--err-bg); color: var(--err); border-color: #f1c6c8; }

/* ---------- Varie ---------- */
.mini-row { padding: 8px 16px; border-top: 1px solid var(--border-l); font-size: .84rem; line-height: 1.4; }
.mini-row:first-of-type { border-top: 0; }
.mini-row small { color: var(--muted); }
.muted { color: var(--muted); }
.neg { color: var(--err); font-weight: 700; }
.warn { color: var(--warn); font-weight: 600; }
.center { text-align: center; }
.hint { font-size: .8rem; color: var(--muted); }
.pw { cursor: pointer; user-select: none; background: #eef1f7; padding: 2px 8px; border-radius: 5px; font-size: .8rem; }
.pw:hover { background: #e2e8f2; }
.add-block summary { list-style: none; display: inline-block; }
.add-block summary::-webkit-details-marker { display: none; }

/* ---------- Login / Setup ---------- */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(160deg, var(--navy-950) 0%, var(--navy-800) 70%, var(--navy-700) 100%);
  padding: 24px;
}
.login-card, .setup-card {
  width: 100%; max-width: 400px;
  background: var(--card); border-radius: 12px;
  padding: 28px; box-shadow: 0 16px 48px rgba(5, 12, 28, .45);
}
.setup-card { max-width: 540px; margin: 0; }
.login-card .brand, .setup-card .brand { justify-content: center; padding: 0 0 4px; }
.login-card .brand-name, .setup-card .brand-name { color: var(--navy-900); }
.login-sub { text-align: center; color: var(--muted); font-size: .84rem; margin: 2px 0 18px; }
.login-card button { margin-top: 6px; }
.login-card .hint { margin-top: 14px; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .two-col { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .shell { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; }
  .sidebar nav { display: flex; flex-wrap: wrap; gap: 2px; padding: 4px 8px 10px; }
  .sidebar nav a { border-left: 0; }
  .nav-sect { display: none; }
  .main { padding: 14px 12px 40px; }
  .grid-2 { grid-template-columns: 1fr; }
  .panel { overflow-x: auto; }
  table { min-width: 640px; }
}

/* ---------- Stampa ---------- */
@media print {
  .sidebar, .filters, .btn, form { display: none !important; }
  .main { padding: 0; max-width: none; }
  .panel { box-shadow: none; border-color: #bbb; }
}