:root{
  --navy:#0B2545; --navy-mid:#1a3a6b; --navy-light:#2d5aa0;
  --gold:#C9A24A; --gold-light:#e8c87a; --gold-dim:rgba(201,162,74,.15);
  --bg:#060f1e; --surface:#0d1f3c; --surface2:#142848; --surface3:#1c3560;
  --border:rgba(201,162,74,.2); --border-soft:rgba(255,255,255,.06);
  --text:#e8eaf0; --text-dim:#8a9ab8; --text-muted:#4a5a7a;
  --green:#2ecc71; --green-dim:rgba(46,204,113,.12);
  --red:#e74c3c; --red-dim:rgba(231,76,60,.12);
  --amber:#f39c12; --amber-dim:rgba(243,156,18,.12);
  --font:'Space Grotesk',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --radius:10px; --radius-sm:6px;
  --shadow:0 4px 24px rgba(0,0,0,.4);
  --sidebar-w:220px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%}
body{
  font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;
  min-height:100vh;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(ellipse 80% 60% at 10% 20%,rgba(11,37,69,.8) 0%,transparent 60%),
    radial-gradient(ellipse 60% 40% at 90% 80%,rgba(201,162,74,.05) 0%,transparent 50%),
    repeating-linear-gradient(0deg,transparent,transparent 39px,rgba(201,162,74,.03) 40px),
    repeating-linear-gradient(90deg,transparent,transparent 39px,rgba(201,162,74,.03) 40px);
}
a{color:var(--gold-light);text-decoration:none}
a:hover{color:var(--gold)}
code{font-family:var(--mono);font-size:.85em;background:rgba(255,255,255,.05);padding:1px 5px;border-radius:3px}

/* LAYOUT */
.layout{position:relative;z-index:1;display:flex;min-height:100vh}
.sidebar{
  width:var(--sidebar-w);flex-shrink:0;background:linear-gradient(180deg,var(--navy) 0%,var(--surface) 100%);
  border-right:1px solid var(--border);display:flex;flex-direction:column;
  position:sticky;top:0;height:100vh;
  transition:transform .3s ease;z-index:100;
}
.sidebar-brand{padding:20px;border-bottom:1px solid var(--border-soft);display:flex;gap:10px;align-items:center}
.brand-icon{
  width:36px;height:36px;border-radius:8px;
  background:linear-gradient(135deg,var(--gold) 0%,var(--gold-light) 100%);
  display:grid;place-items:center;color:var(--navy);font-weight:700;font-size:16px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-weight:700;font-size:14px}
.brand-sub{font-family:var(--mono);font-size:10px;color:var(--text-dim)}
.nav{padding:14px 10px;flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
.nav a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);
  color:var(--text-dim);font-size:13px;font-weight:500;transition:all .15s;
}
.nav a:hover{background:var(--gold-dim);color:var(--text)}
.nav a.active{background:var(--gold-dim);color:var(--gold-light);box-shadow:inset 2px 0 0 var(--gold)}
.nav-icon{width:18px;display:inline-grid;place-items:center;flex-shrink:0}
.sidebar-foot{padding:14px;border-top:1px solid var(--border-soft);font-size:11px;color:var(--text-muted)}
.sidebar-foot .user{display:flex;gap:8px;align-items:center;color:var(--text);font-size:12px;margin-bottom:6px}
.avatar{
  width:28px;height:28px;border-radius:50%;
  background:linear-gradient(135deg,var(--navy-light),var(--gold));
  color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700;
}

/* HAMBURGER (hidden on desktop) */
.hamburger{
  display:none;width:36px;height:36px;border-radius:var(--radius-sm);
  background:var(--surface2);border:1px solid var(--border-soft);
  color:var(--text);cursor:pointer;font-size:18px;
  place-items:center;transition:all .15s;flex-shrink:0;
}
.hamburger:hover{border-color:var(--gold)}
.sidebar-overlay{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:99;
}

/* MAIN */
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{
  height:56px;display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;background:rgba(13,31,60,.6);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border-soft);position:sticky;top:0;z-index:20;
  gap:10px;
}
.crumbs{font-size:12px;color:var(--text-dim);font-family:var(--mono);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-actions{display:flex;gap:10px;align-items:center;flex-shrink:0}
.content{padding:28px;flex:1}

/* CARDS / TYPOGRAPHY */
.page-title{font-size:22px;font-weight:700;margin-bottom:4px}
.page-sub{font-size:13px;color:var(--text-dim);margin-bottom:20px}
.section{margin-top:22px}
.section-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1.2px;color:var(--gold-light);margin-bottom:10px}

.grid{display:grid;gap:14px}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card{
  background:var(--surface);border:1px solid var(--border-soft);border-radius:var(--radius);
  padding:16px;transition:border-color .15s;
}
.card:hover{border-color:var(--border)}
.kpi{display:flex;flex-direction:column;gap:4px}
.kpi-value{font-size:26px;font-weight:700;font-family:var(--mono);color:var(--gold-light)}
.kpi-label{font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:1px}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border-radius:var(--radius-sm);
  border:1px solid var(--border);background:transparent;color:var(--text);
  font-family:inherit;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;
}
.btn:hover{border-color:var(--gold);color:var(--gold-light)}
.btn-primary{background:var(--gold);color:var(--navy);border-color:var(--gold)}
.btn-primary:hover{background:var(--gold-light);color:var(--navy)}
.btn-ghost{border-color:transparent;color:var(--text-dim)}
.btn-danger{border-color:var(--red);color:var(--red)}
.btn-danger:hover{background:var(--red-dim)}
.btn-sm{padding:6px 10px;font-size:12px}

/* FORMS */
.form-group{margin-bottom:14px}
.form-label{display:block;font-size:12px;font-weight:600;color:var(--text-dim);margin-bottom:6px;text-transform:uppercase;letter-spacing:.6px}
.form-input,.form-select,.form-textarea{
  width:100%;padding:10px 12px;border-radius:var(--radius-sm);
  border:1px solid var(--border-soft);background:var(--surface2);
  color:var(--text);font-family:inherit;font-size:13px;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{outline:none;border-color:var(--gold)}
.form-help{font-size:11px;color:var(--text-muted);margin-top:4px}

/* TABLE */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table{width:100%;border-collapse:collapse;font-size:13px}
.table th{
  text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);
  color:var(--gold-light);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:1px;
  white-space:nowrap;
}
.table td{padding:10px 12px;border-bottom:1px solid var(--border-soft);color:var(--text)}
.table tr:hover td{background:rgba(255,255,255,.02)}

/* BADGES */
.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;font-family:var(--mono)}
.badge-tier-1{background:rgba(46,204,113,.15);color:#9ae6b4}
.badge-tier-2{background:rgba(201,162,74,.15);color:var(--gold-light)}
.badge-tier-3{background:rgba(99,179,237,.12);color:#63b3ed}
.badge-tier-4{background:rgba(255,255,255,.05);color:var(--text-muted)}

/* FLASH */
.flashes{margin-bottom:16px;display:flex;flex-direction:column;gap:8px}
.flash{padding:10px 14px;border-radius:var(--radius-sm);font-size:13px;border-left:3px solid var(--gold)}
.flash-error{background:var(--red-dim);border-left-color:var(--red)}
.flash-success{background:var(--green-dim);border-left-color:var(--green)}
.flash-warning{background:var(--amber-dim);border-left-color:var(--amber)}
.flash-info{background:rgba(99,179,237,.1);border-left-color:#63b3ed}

/* AUTH / SETUP centered */
.center-shell{
  min-height:100vh;display:grid;place-items:center;padding:24px;position:relative;z-index:1;
}
.auth-card{
  width:100%;max-width:440px;background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:32px;box-shadow:var(--shadow);
}
.setup-card{
  width:100%;max-width:680px;background:var(--surface);border:1px solid var(--border);
  border-radius:14px;padding:32px;box-shadow:var(--shadow);
}
.steps{display:flex;gap:6px;margin-bottom:22px}
.step-dot{
  flex:1;height:4px;border-radius:2px;background:var(--surface3);
}
.step-dot.done{background:var(--gold)}
.step-dot.current{background:var(--gold-light)}

/* PIPELINE KANBAN */
.kanban{display:flex;gap:12px;overflow-x:auto;padding-bottom:8px;-webkit-overflow-scrolling:touch}
.kanban-col{
  flex:0 0 260px;background:var(--surface);border:1px solid var(--border-soft);
  border-radius:var(--radius);padding:12px;min-height:300px;
}
.kanban-col h4{font-size:12px;text-transform:uppercase;letter-spacing:1px;margin-bottom:10px}
.kanban-card{
  background:var(--surface2);border:1px solid var(--border-soft);border-radius:var(--radius-sm);
  padding:10px;margin-bottom:8px;font-size:13px;
}

/* STATUS DOT */
.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;background:var(--text-muted)}
.status-dot.ok{background:var(--green);box-shadow:0 0 8px var(--green)}
.status-dot.fail{background:var(--red)}

/* NOTIFICATIONS */
.notif-bell{
  position:relative;cursor:pointer;width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;background:var(--surface2);border:1px solid var(--border-soft);
  transition:all .15s;
}
.notif-bell:hover{border-color:var(--gold)}
.notif-badge{
  position:absolute;top:-4px;right:-4px;width:16px;height:16px;background:var(--red);
  color:#fff;font-size:9px;font-weight:700;border-radius:50%;display:grid;place-items:center;
  border:2px solid var(--surface);
}
.notif-dropdown{
  position:absolute;top:45px;right:0;width:300px;background:var(--surface);
  border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);
  display:none;z-index:1000;
}
.notif-header{padding:12px;border-bottom:1px solid var(--border-soft);display:flex;justify-content:space-between;align-items:center}
.notif-header h5{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--gold-light)}
.notif-list{max-height:300px;overflow-y:auto}
.notif-item{padding:12px;border-bottom:1px solid var(--border-soft);cursor:pointer;transition:background .15s}
.notif-item:hover{background:var(--surface2)}
.notif-item.unread{background:rgba(201,162,74,.05)}
.notif-item .msg{font-size:12px;margin-bottom:4px}
.notif-item .time{font-size:10px;color:var(--text-muted)}

/* QUEUE QUICK FORMS */
.queue-quick-form{
  display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:8px;align-items:center;
}

/* ═══════════════════════════════════════════════
   RESPONSIVE: TABLET (≤ 1024px)
   ═══════════════════════════════════════════════ */
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .content{padding:20px}
  .kpi-value{font-size:22px}
  .kanban-col{flex:0 0 220px}
}

/* ═══════════════════════════════════════════════
   RESPONSIVE: MOBILE (≤ 768px)
   ═══════════════════════════════════════════════ */
@media(max-width:768px){
  /* Sidebar: off-canvas */
  .sidebar{
    position:fixed;top:0;left:0;bottom:0;width:260px;
    transform:translateX(-100%);height:100vh;
    box-shadow:var(--shadow);
  }
  .sidebar.open{transform:translateX(0)}
  .sidebar-overlay.open{display:block}
  .hamburger{display:grid}

  /* Topbar */
  .topbar{padding:0 14px;height:50px;gap:8px}
  .crumbs{font-size:11px}

  /* Content */
  .content{padding:14px}
  .page-title{font-size:18px}
  .page-sub{font-size:12px;margin-bottom:14px}

  /* Grids: stack */
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .grid{gap:10px}

  /* KPI */
  .kpi-value{font-size:20px}

  /* Cards */
  .card{padding:12px}

  /* Tables: horizontal scroll */
  .table{min-width:500px}
  .table th,.table td{padding:8px 10px;font-size:12px}

  /* Kanban: full width cols */
  .kanban{flex-direction:column}
  .kanban-col{flex:none;width:100%;min-height:auto}

  /* Notification dropdown */
  .notif-dropdown{width:calc(100vw - 28px);right:-10px}

  /* Auth */
  .auth-card{padding:20px;border-radius:10px}
  .setup-card{padding:20px;border-radius:10px}
  .center-shell{padding:14px}

  /* Buttons */
  .btn{padding:8px 12px;font-size:12px}
  .btn-sm{padding:5px 8px;font-size:11px}

  /* Queue quick forms: stack vertically */
  .queue-quick-form{grid-template-columns:1fr!important}
}

/* ═══════════════════════════════════════════════
   RESPONSIVE: SMALL MOBILE (≤ 480px)
   ═══════════════════════════════════════════════ */
@media(max-width:480px){
  .content{padding:10px}
  .topbar{padding:0 10px}
  .page-title{font-size:16px}
  .section-title{font-size:10px;letter-spacing:1px}
  .kpi-value{font-size:18px}
  .sidebar{width:calc(100vw - 60px)}
}