/* Six Sigma EuroPath — Operations Panel
   Stil Apple-minimalist: fonturi de sistem, spațiu alb, subtil, coerent cu brandul. */

:root{
  --ink:#1c1c1e;
  --ink-2:#3a3a3c;
  --mid:#6e6e73;
  --subtle:#8e8e93;
  --line:#e5e5ea;
  --line-2:#d1d1d6;
  --bg:#f5f5f7;
  --surface:#ffffff;
  --accent:#1c1c1e;
  --accent-soft:#f0f0f2;
  --green:#34c759; --green-bg:#e7f8ec;
  --amber:#ff9f0a; --amber-bg:#fff4e0;
  --red:#ff3b30;   --red-bg:#ffe9e7;
  --blue:#0a84ff;  --blue-bg:#e6f1ff;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.05);
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}

/* ---------- App shell ---------- */
.shell{display:flex;min-height:100vh}
.sidebar{
  width:248px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--line);
  display:flex;flex-direction:column;padding:26px 16px;position:sticky;top:0;height:100vh
}
.brand{font-size:15px;font-weight:600;letter-spacing:-.2px;padding:0 10px 22px;line-height:1.3}
.brand span{color:var(--subtle);font-weight:400}
.brand em{display:block;font-style:normal;font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--subtle);margin-top:6px}
.sidebar nav{display:flex;flex-direction:column;gap:2px;flex:1}
.sidebar nav a,.side-foot a{
  text-decoration:none;color:var(--ink-2);font-size:14px;font-weight:500;
  padding:9px 12px;border-radius:var(--radius-sm);transition:background .15s,color .15s
}
.sidebar nav a:hover,.side-foot a:hover{background:var(--accent-soft)}
.sidebar nav a.on{background:var(--ink);color:#fff}
.side-foot{display:flex;flex-direction:column;gap:2px;border-top:1px solid var(--line);padding-top:12px;margin-top:12px}
.side-foot a.muted{color:var(--subtle)}

.content{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 36px;border-bottom:1px solid var(--line);background:rgba(245,245,247,.8);
  backdrop-filter:saturate(180%) blur(20px);position:sticky;top:0;z-index:10
}
.topbar h1{font-size:22px;font-weight:600;letter-spacing:-.4px}
.who{text-align:right;line-height:1.2}
.who span{display:block;font-weight:600;font-size:13px}
.who small{color:var(--subtle);text-transform:uppercase;font-size:10px;letter-spacing:.8px}
.page{padding:32px 36px;max-width:1100px;width:100%}

/* ---------- Cards / stats ---------- */
.grid{display:grid;gap:18px}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.stat .label{font-size:12px;color:var(--mid);text-transform:uppercase;letter-spacing:.6px;font-weight:600}
.stat .num{font-size:34px;font-weight:600;letter-spacing:-1px;margin-top:8px}
.stat .sub{font-size:12px;color:var(--subtle);margin-top:4px}

.section-title{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--mid);margin:34px 0 14px}
.section-title:first-child{margin-top:0}

/* ---------- Tables ---------- */
.table-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
table{width:100%;border-collapse:collapse}
th{
  text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--subtle);
  font-weight:600;padding:13px 18px;border-bottom:1px solid var(--line);background:var(--surface)
}
td{padding:14px 18px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr{transition:background .12s}
tbody tr:hover{background:var(--bg)}
td a{color:var(--ink);text-decoration:none;font-weight:500}
td a:hover{text-decoration:underline}
.empty{padding:48px;text-align:center;color:var(--subtle)}

/* ---------- Badges ---------- */
.badge{display:inline-block;font-size:11px;font-weight:600;padding:3px 10px;border-radius:100px;letter-spacing:.2px}
.badge.green{background:var(--green-bg);color:#1d8a3f}
.badge.amber{background:var(--amber-bg);color:#b56a00}
.badge.red{background:var(--red-bg);color:#c52d24}
.badge.blue{background:var(--blue-bg);color:#0060d0}
.badge.grey{background:var(--accent-soft);color:var(--mid)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:6px;font-family:inherit;font-size:14px;font-weight:600;
  padding:10px 18px;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;
  text-decoration:none;transition:opacity .15s,background .15s,border-color .15s;line-height:1
}
.btn.primary{background:var(--ink);color:#fff}
.btn.primary:hover{opacity:.88}
.btn.ghost{background:var(--surface);color:var(--ink);border-color:var(--line-2)}
.btn.ghost:hover{background:var(--accent-soft)}
.btn.danger{background:var(--red-bg);color:#c52d24}
.btn.danger:hover{background:#ffdcd9}
.btn.small{padding:6px 12px;font-size:13px}
.row-actions{display:flex;gap:8px;justify-content:flex-end}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.toolbar .search{flex:1;min-width:200px;max-width:340px}

/* ---------- Forms ---------- */
form.stack{display:flex;flex-direction:column;gap:16px;max-width:560px}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--ink-2)}
.field .hint{font-size:12px;color:var(--subtle)}
input,select,textarea{
  font-family:inherit;font-size:15px;color:var(--ink);background:var(--surface);
  border:1px solid var(--line-2);border-radius:var(--radius-sm);padding:11px 13px;width:100%;
  transition:border-color .15s,box-shadow .15s;-webkit-appearance:none
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(28,28,30,.08)}
textarea{resize:vertical;min-height:96px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-actions{display:flex;gap:10px;margin-top:6px}

/* ---------- Flash ---------- */
.flash{padding:13px 18px;border-radius:var(--radius-sm);margin-bottom:22px;font-size:14px;font-weight:500}
.flash.ok{background:var(--green-bg);color:#1d8a3f}
.flash.err{background:var(--red-bg);color:#c52d24}
.flash.info{background:var(--blue-bg);color:#0060d0}

/* ---------- Auth screens ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--bg)}
.auth-card{background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:40px;width:100%;max-width:400px}
.auth-card .brand{padding:0;text-align:center;margin-bottom:6px;font-size:17px}
.auth-card .brand em{margin-top:8px}
.auth-sub{text-align:center;color:var(--mid);font-size:14px;margin-bottom:28px}
.auth-card form{display:flex;flex-direction:column;gap:14px}
.auth-card .btn{justify-content:center;width:100%;padding:12px}
.auth-err{background:var(--red-bg);color:#c52d24;padding:11px 14px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;text-align:center}
.qr{display:block;margin:18px auto;border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px;background:#fff}
.secret-code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--accent-soft);padding:10px 14px;border-radius:var(--radius-sm);text-align:center;letter-spacing:2px;font-size:15px;word-break:break-all}

.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:8px}
.kv{font-size:14px}
.kv .k{font-size:11px;text-transform:uppercase;letter-spacing:.6px;color:var(--subtle);font-weight:600;margin-bottom:3px}
.muted{color:var(--subtle)}
.back-link{display:inline-block;color:var(--mid);text-decoration:none;font-size:13px;font-weight:500;margin-bottom:18px}
.back-link:hover{color:var(--ink)}

@media(max-width:820px){
  .sidebar{display:none}
  .grid.cols-4{grid-template-columns:repeat(2,1fr)}
  .grid.cols-3,.grid.cols-2{grid-template-columns:1fr}
  .form-grid,.detail-grid{grid-template-columns:1fr}
  .page,.topbar{padding-left:20px;padding-right:20px}
}