/* ==========================================================================
   WebNDesign Back Office — Design tokens
   Direction: clean Swiss precision. Hairlines over shadows, flat surfaces,
   a single restrained accent (Bahnhof red) used only for what needs
   attention — active nav, primary actions, focus rings, and status danger.
   No unnecessary motion (spec §22).
   ========================================================================== */
:root{
  --bg:        #F7F7F5;
  --surface:   #FFFFFF;
  --surface-alt:#FAFAF9;
  --ink:       #14171A;
  --ink-soft:  #5B5F63;
  --ink-faint: #9A9D9F;
  --border:    #E3E3E0;
  --border-strong:#D3D3CF;

  --red:       #E30613;   /* signature accent — Swiss federal red, used sparingly */
  --red-soft:  #FDEBEC;
  --green:     #1D7A4C;
  --green-soft:#E7F5EC;
  --amber:     #B5730A;
  --amber-soft:#FBF0DD;
  --blue:      #2E5AAC;
  --blue-soft: #E9EEF9;
  --slate:     #5B5F63;
  --slate-soft:#EEEEEC;

  --radius:    6px;
  --radius-lg: 10px;
  --sidebar-w: 240px;
  --topbar-h:  60px;

  --font-ui:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, monospace;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:var(--font-ui);
  background:var(--bg);
  color:var(--ink);
  font-size:14px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none;}
:focus-visible{outline:2px solid var(--red);outline-offset:2px;}

/* ---- Layout shell ---- */
.shell{display:flex;min-height:100vh;}

.sidebar{
  width:var(--sidebar-w);
  background:var(--ink);
  color:#fff;
  flex-shrink:0;
  display:flex;
  flex-direction:column;
  position:fixed;
  top:0;left:0;bottom:0;
  z-index:20;
}
.sidebar-brand{
  padding:20px 20px 16px;
  border-bottom:2px solid var(--red);
}
.sidebar-brand .name{font-weight:700;font-size:15px;letter-spacing:.01em;}
.sidebar-brand .sub{font-size:11px;color:#9BA0A3;text-transform:uppercase;letter-spacing:.07em;margin-top:2px;}

.sidebar-nav{flex:1;overflow-y:auto;padding:10px 0;}
.sidebar-nav a{
  display:flex;align-items:center;gap:10px;
  padding:9px 20px;
  font-size:13.5px;
  color:#C6C8CA;
  border-left:3px solid transparent;
  white-space:nowrap;
}
.sidebar-nav a:hover{color:#fff;background:rgba(255,255,255,.04);}
.sidebar-nav a.active{color:#fff;background:rgba(227,6,19,.14);border-left-color:var(--red);font-weight:600;}
.sidebar-nav .icon{width:16px;height:16px;flex-shrink:0;opacity:.85;}

.sidebar-footer{
  padding:14px 20px 18px;
  border-top:1px solid rgba(255,255,255,.08);
  font-size:11.5px;
  color:#7D8184;
}
.sidebar-footer .role-tag{
  display:inline-block;background:rgba(255,255,255,.08);color:#fff;
  padding:2px 8px;border-radius:20px;font-size:10.5px;font-weight:600;
  text-transform:uppercase;letter-spacing:.03em;margin-bottom:6px;
}

.main{margin-left:var(--sidebar-w);flex:1;min-width:0;display:flex;flex-direction:column;}

.topbar{
  height:var(--topbar-h);
  border-bottom:1px solid var(--border);
  background:var(--surface);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;
  position:sticky;top:0;z-index:10;
}
.topbar-search{
  flex:1;max-width:420px;position:relative;
}
.topbar-search input{
  width:100%;padding:8px 12px 8px 34px;border:1px solid var(--border);border-radius:var(--radius);
  font-size:13.5px;background:var(--surface-alt);font-family:inherit;
}
.topbar-search input:focus{background:#fff;border-color:var(--ink-faint);}
.topbar-search svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--ink-faint);}

.topbar-right{display:flex;align-items:center;gap:18px;}
.topbar-bell{position:relative;color:var(--ink-soft);}
.topbar-bell .dot{position:absolute;top:-2px;right:-2px;width:7px;height:7px;background:var(--red);border-radius:50%;border:2px solid #fff;}
.topbar-user{display:flex;align-items:center;gap:9px;font-size:13px;}
.topbar-user .avatar{width:30px;height:30px;border-radius:50%;background:var(--ink);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:12.5px;}
.topbar-user .role{color:var(--ink-faint);font-size:11.5px;}
.logout-link{color:var(--ink-faint);font-size:12.5px;border-left:1px solid var(--border);padding-left:16px;margin-left:2px;}
.logout-link:hover{color:var(--red);}

.content{padding:28px 28px 60px;flex:1;}

.page-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px;flex-wrap:wrap;gap:10px;}
.page-head h1{font-size:21px;margin:0;font-weight:700;}
.page-head .desc{color:var(--ink-soft);font-size:13px;margin-top:3px;}

.demo-banner{
  background:var(--amber-soft);color:#8a5c07;border:1px solid #f0dca8;
  padding:9px 14px;border-radius:var(--radius);font-size:12.5px;margin-bottom:20px;
  display:flex;align-items:center;gap:8px;font-weight:500;
}

/* ---- Cards / grid ---- */
.grid{display:grid;gap:16px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media(max-width:1100px){.grid-4{grid-template-columns:repeat(2,1fr);}.grid-3{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px;}
.card-tight{padding:16px 18px;}

.stat-card .label{font-size:12px;color:var(--ink-soft);font-weight:600;text-transform:uppercase;letter-spacing:.03em;}
.stat-card .value{font-size:26px;font-weight:700;margin-top:8px;font-family:var(--font-mono);}
.stat-card .delta{font-size:12px;margin-top:6px;color:var(--ink-faint);}
.stat-card .delta.up{color:var(--green);}
.stat-card .delta.down{color:var(--red);}

.section-title{font-size:14.5px;font-weight:700;margin:0 0 14px;}

/* ---- Tables ---- */
.table-wrap{overflow-x:auto;}
table{width:100%;border-collapse:collapse;font-size:13.5px;}
thead th{
  text-align:left;font-size:11.5px;font-weight:700;color:var(--ink-soft);
  text-transform:uppercase;letter-spacing:.03em;
  padding:9px 14px;border-bottom:1px solid var(--border-strong);white-space:nowrap;
}
tbody td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle;}
tbody tr:hover{background:var(--surface-alt);}
tbody tr:last-child td{border-bottom:none;}
td.mono, .mono{font-family:var(--font-mono);font-size:12.5px;}
td.num{text-align:right;font-family:var(--font-mono);}
th.num{text-align:right;}

/* ---- Badges ---- */
.badge{
  display:inline-block;padding:3px 9px;border-radius:20px;font-size:11.5px;font-weight:600;
  white-space:nowrap;
}
.badge-green{background:var(--green-soft);color:var(--green);}
.badge-red{background:var(--red-soft);color:var(--red);}
.badge-amber{background:var(--amber-soft);color:var(--amber);}
.badge-blue{background:var(--blue-soft);color:var(--blue);}
.badge-slate{background:var(--slate-soft);color:var(--slate);}
.badge-demo{background:#EFE6FB;color:#6B3FA0;}

/* ---- Buttons / forms ---- */
.btn{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;border-radius:var(--radius);font-size:13.5px;font-weight:600;
  border:1px solid transparent;cursor:pointer;font-family:inherit;
}
.btn-primary{background:var(--ink);color:#fff;}
.btn-primary:hover{background:#000;}
.btn-accent{background:var(--red);color:#fff;}
.btn-accent:hover{background:#c50511;}
.btn-outline{background:#fff;border-color:var(--border-strong);color:var(--ink);}
.btn-outline:hover{border-color:var(--ink);}
.btn-sm{padding:6px 11px;font-size:12.5px;}

input[type=text],input[type=email],input[type=password],input[type=search],select,textarea{
  font-family:inherit;font-size:13.5px;padding:9px 11px;border:1px solid var(--border-strong);
  border-radius:var(--radius);background:#fff;width:100%;
}

/* ---- Filters bar ---- */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;align-items:center;}
.filters select, .filters input{width:auto;min-width:150px;}

/* ---- Kanban (Leads pipeline) ---- */
.kanban{display:flex;gap:14px;overflow-x:auto;padding-bottom:8px;}
.kanban-col{flex:0 0 250px;background:var(--surface-alt);border:1px solid var(--border);border-radius:var(--radius-lg);padding:12px;}
.kanban-col h3{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--ink-soft);margin:0 0 10px;display:flex;justify-content:space-between;}
.kanban-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:11px 12px;margin-bottom:9px;font-size:13px;}
.kanban-card .name{font-weight:600;margin-bottom:3px;}
.kanban-card .meta{color:var(--ink-faint);font-size:11.5px;}

/* ---- Empty / stub states ---- */
.empty-state{
  text-align:center;padding:70px 20px;color:var(--ink-soft);
}
.empty-state h2{font-size:16px;color:var(--ink);margin-bottom:6px;}
.empty-state p{font-size:13.5px;max-width:380px;margin:0 auto;}
.phase-tag{display:inline-block;background:var(--slate-soft);color:var(--ink-soft);padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;margin-bottom:16px;}

/* ---- Login pages ---- */
.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--ink);padding:20px;}
.auth-card{background:#fff;border-radius:var(--radius-lg);padding:36px 32px;width:100%;max-width:380px;}
.auth-brand{text-align:center;margin-bottom:26px;}
.auth-brand .name{font-weight:700;font-size:17px;}
.auth-brand .tag{font-size:11.5px;color:var(--red);text-transform:uppercase;letter-spacing:.06em;font-weight:700;margin-top:3px;}
.auth-card h1{font-size:16px;text-align:center;margin:0 0 22px;color:var(--ink-soft);font-weight:600;}
.auth-card label{display:block;font-size:12.5px;font-weight:600;margin-bottom:5px;}
.auth-card .fg{margin-bottom:14px;}
.auth-card .btn{width:100%;justify-content:center;margin-top:6px;}
.auth-error{background:var(--red-soft);color:var(--red);padding:10px 12px;border-radius:var(--radius);font-size:12.5px;margin-bottom:16px;}
.auth-foot{text-align:center;font-size:12px;color:var(--ink-faint);margin-top:18px;}

/* ---- Mobile ---- */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%);transition:transform .15s ease;}
  .sidebar.open{transform:translateX(0);}
  .main{margin-left:0;}
  .content{padding:18px 16px 40px;}
  .topbar{padding:0 14px;}
  .topbar-search{display:none;}
  .menu-toggle{display:flex;}
}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--ink);}