:root{
  --brand-dark:#1a1a1a;
  --brand:#ff6b00;
  --brand-light:#fff1e6;
  --accent:#1a1a1a;
  --bg:#f4f6f8;
  --card:#ffffff;
  --border:#e2e6ea;
  --text:#1f2937;
  --muted:#6b7280;
  --danger:#b3261e;
  --radius:10px;
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:'Segoe UI',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:14px;
}
a{color:var(--brand);text-decoration:none;}
a:hover{text-decoration:underline;}
.container{max-width:1320px;margin:0 auto;padding:0;}

/* ---------- App shell (sidebar + light topbar + footer) ---------- */
.app-shell{display:flex;min-height:100vh;}

.app-sidebar{
  width:242px;flex-shrink:0;background:#fff;border-right:1px solid var(--border);
  display:flex;flex-direction:column;padding:22px 16px;
  position:sticky;top:0;height:100vh;overflow-y:auto;
}
.sidebar-brand{
  display:flex;align-items:center;gap:10px;font-weight:700;font-size:14.5px;color:var(--brand-dark);
  padding:2px 6px 18px;border-bottom:1px solid var(--border);margin-bottom:16px;letter-spacing:.01em;
}
.sidebar-brand img{height:30px;width:auto;border-radius:6px;}
.sidebar-brand-dot{width:12px;height:12px;border-radius:50%;background:var(--brand);flex-shrink:0;}
.sidebar-main-nav{display:flex;flex-direction:column;gap:3px;flex:1;}
.sidebar-main-nav a{
  display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:8px;
  color:#4b5563;font-size:13.5px;font-weight:500;transition:background .12s;
}
.sidebar-main-nav a:hover{background:var(--brand-light);color:var(--brand-dark);text-decoration:none;}
.sidebar-main-nav a.active{background:var(--brand);color:#fff;}
.nav-icon{font-size:14px;width:18px;text-align:center;opacity:.85;}
.sidebar-footer{border-top:1px solid var(--border);padding-top:14px;margin-top:14px;}
.sidebar-user-name{font-weight:600;font-size:13.5px;color:var(--text);}
.sidebar-user-role{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-top:1px;}
.sidebar-logout{display:block;width:100%;text-align:center;margin-top:10px;}

.app-main{flex:1;display:flex;flex-direction:column;min-width:0;}
.app-topbar{
  background:#fff;border-bottom:1px solid var(--border);
  padding:0 30px;height:60px;display:flex;align-items:center;justify-content:space-between;
  position:sticky;top:0;z-index:5;
}
.app-topbar-title{font-size:17px;font-weight:700;color:var(--brand-dark);}
.app-topbar-org{font-size:12.5px;}
.app-content{flex:1;padding:26px 30px 40px;}
.app-footer{background:#fff;border-top:1px solid var(--border);padding:16px 30px;text-align:center;color:var(--muted);font-size:12px;}

@media(max-width:900px){
  .app-shell{flex-direction:column;}
  .app-sidebar{width:100%;height:auto;position:relative;flex-direction:row;flex-wrap:wrap;align-items:center;padding:12px 16px;gap:10px;}
  .sidebar-brand{border-bottom:none;padding:0;margin-bottom:0;}
  .sidebar-main-nav{flex-direction:row;flex-wrap:wrap;flex:none;}
  .sidebar-footer{margin-left:auto;border:none;padding:0;margin-top:0;display:flex;align-items:center;gap:10px;}
  .sidebar-user-role{display:none;}
  .sidebar-logout{margin-top:0;width:auto;}
  .app-topbar{padding:0 16px;}
  .app-content{padding:20px 16px 32px;}
}

/* ---------- Layout ---------- */
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:22px;
  margin-bottom:20px;
  box-shadow:0 1px 3px rgba(16,24,40,.04);
}
.card h2{margin-top:0;font-size:17px;color:var(--brand-dark);}
.grid{display:grid;gap:16px;}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media(max-width:800px){.grid-4{grid-template-columns:repeat(2,1fr);}.grid-2{grid-template-columns:1fr;}}

/* ---------- Stat tiles ---------- */
.stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;box-shadow:0 1px 3px rgba(16,24,40,.04);border-left:3px solid var(--brand);}
.stat .num{font-size:26px;font-weight:700;color:var(--brand-dark);}
.stat .lbl{color:var(--muted);font-size:12.5px;text-transform:uppercase;letter-spacing:.04em;}

/* ---------- Forms ---------- */
label{display:block;font-size:13px;font-weight:600;margin-bottom:5px;color:#374151;}
input[type=text],input[type=email],input[type=password],input[type=search],select,textarea{
  width:100%;padding:9px 11px;border:1px solid #d1d5db;border-radius:7px;font-size:14px;font-family:inherit;background:#fff;color:var(--text);
}
textarea{resize:vertical;min-height:110px;}
.field{margin-bottom:16px;}
.help{color:var(--muted);font-size:12px;margin-top:4px;}
.btn{
  display:inline-block;background:var(--brand);color:#fff;border:none;padding:10px 18px;
  border-radius:7px;font-size:14px;font-weight:600;cursor:pointer;text-align:center;
  transition:background .12s, transform .05s;
}
.btn:hover{background:#e35f00;text-decoration:none;color:#fff;}
.btn:active{transform:translateY(1px);}
.btn-secondary{background:#fff;color:var(--brand-dark);border:1px solid var(--border);}
.btn-secondary:hover{background:#f0f2f4;color:var(--brand-dark);}
.btn-danger{background:var(--danger);}
.btn-danger:hover{background:#8f1e18;}
.btn-sm{padding:6px 12px;font-size:12.5px;}

/* ---------- Tables ---------- */
table{width:100%;border-collapse:collapse;}
th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);font-size:13.5px;}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em;}
tr:hover td{background:#fafbfc;}

/* ---------- Badges ---------- */
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;}
.badge-open{background:#fde8e8;color:#b3261e;}
.badge-progress{background:#fef3c7;color:#92400e;}
.badge-hold{background:#e5e7eb;color:#374151;}
.badge-resolved{background:#dcfce7;color:#166534;}
.badge-closed{background:#e2e8f0;color:#475569;}
.badge-merged{background:#ede9fe;color:#6d28d9;}
.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11.5px;background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.priority-urgent{color:#b3261e;font-weight:700;}
.priority-high{color:#c2410c;font-weight:700;}
.priority-normal{color:#374151;}
.priority-low{color:#6b7280;}

/* ---------- Flash messages ---------- */
.flash{padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:13.5px;}
.flash-success{background:#dcfce7;color:#166534;border:1px solid #bbf0cf;}
.flash-error{background:#fde8e8;color:#b3261e;border:1px solid #f5c2c2;}
.flash-info{background:#e8f0fe;color:#1e3a8a;border:1px solid #c7d9fb;}

/* ---------- Public portal ---------- */
.public-wrap{min-height:100vh;display:flex;flex-direction:column;}
.public-header{background:#fff;border-bottom:3px solid var(--brand);padding:20px 0;}
.public-header .container{display:flex;align-items:center;gap:14px;max-width:1180px;padding:0 20px;}
.public-header img{height:44px;background:#fff;border-radius:6px;padding:3px;border:1px solid var(--border);}
.public-header h1{font-size:18px;margin:0;color:var(--brand-dark);}
.public-header p{margin:2px 0 0;color:var(--muted);font-size:12.5px;}
.public-body{flex:1;padding:40px 0;}
.public-body .container{padding:0 20px;}
.hero-choices{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:820px;margin:0 auto;}
@media(max-width:700px){.hero-choices{grid-template-columns:1fr;}}
.choice-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:30px;text-align:center;}
.choice-card h3{color:var(--brand-dark);margin-top:6px;}
.choice-card p{color:var(--muted);font-size:13.5px;}
.public-footer{background:#fff;border-top:1px solid var(--border);padding:16px 0;text-align:center;color:var(--muted);font-size:12px;}

.group-option{border:1px solid var(--border);border-radius:8px;padding:12px 14px;margin-bottom:8px;cursor:pointer;}
.group-option:hover{border-color:var(--brand);}
.group-option input{margin-right:8px;}
.group-option .gname{font-weight:600;color:var(--brand-dark);}
.group-option .gdesc{color:var(--muted);font-size:12.5px;margin-top:2px;margin-left:22px;}

/* ---------- Ticket thread ---------- */
.msg{border:1px solid var(--border);border-radius:10px;padding:14px 16px;margin-bottom:12px;}
.msg-staff{background:var(--brand-light);border-color:#ffd8b3;}
.msg-submitter{background:#fff;}
.msg-note{background:#fff8e6;border-color:#f0dca0;}
.msg-head{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:6px;}
.msg-head strong{color:var(--text);}
.msg-body{white-space:pre-wrap;line-height:1.5;}

.sidebar-nav{display:flex;flex-direction:column;gap:2px;}
.sidebar-nav a{padding:9px 12px;border-radius:7px;color:#374151;font-size:13.5px;}
.sidebar-nav a:hover{background:var(--brand-light);text-decoration:none;}
.sidebar-nav a.active{background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.sidebar-count{float:right;color:var(--muted);font-size:12px;}

.two-col{display:grid;grid-template-columns:220px 1fr;gap:22px;}
@media(max-width:900px){.two-col{grid-template-columns:1fr;}}

.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#000000,#2a2a2a);}
.login-box{background:#fff;padding:36px;border-radius:14px;width:100%;max-width:380px;box-shadow:0 20px 50px rgba(0,0,0,.25);border-top:4px solid var(--brand);}
.login-box img{height:52px;display:block;margin:0 auto 14px;}
.login-box h1{text-align:center;font-size:17px;color:var(--brand-dark);margin-bottom:4px;}
.login-box p.sub{text-align:center;color:var(--muted);font-size:12.5px;margin-top:0;margin-bottom:22px;}

.text-muted{color:var(--muted);}
.mt-0{margin-top:0;}
.mb-0{margin-bottom:0;}

/* ---------- Dashboard filter sidebar ---------- */
.dash-layout{display:flex;gap:22px;align-items:flex-start;}
.dash-filters{width:260px;flex-shrink:0;position:sticky;top:76px;}
.dash-filters .card{padding:18px;}
.dash-filters .field{margin-bottom:14px;}
.dash-filters label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;margin-bottom:4px;}
.dash-filters .field input, .dash-filters .field select{font-size:13.5px;padding:8px 10px;}
.dash-filters .filter-actions{display:flex;gap:8px;margin-top:16px;}
.dash-filters .filter-actions .btn, .dash-filters .filter-actions .btn-secondary{flex:1;}
.dash-content{flex:1;min-width:0;}
@media(max-width:1100px){
  .dash-layout{flex-direction:column;}
  .dash-filters{width:100%;position:relative;top:0;}
}

/* ---------- Rich text editor (Quill) ---------- */
.editor-wrap{margin-bottom:6px;}
.editor-wrap .ql-toolbar{border-radius:7px 7px 0 0;border-color:#d1d5db;background:#f8f9fa;}
.editor-wrap .ql-container{border-radius:0 0 7px 7px;border-color:#d1d5db;font-family:inherit;font-size:14px;min-height:120px;background:#fff;}
.editor-wrap .ql-editor{min-height:120px;}
.msg-body{line-height:1.55;}
.msg-body p{margin:0 0 8px;}
.msg-body p:last-child{margin-bottom:0;}
.msg-body ul,.msg-body ol{margin:0 0 8px;padding-left:22px;}

/* ---------- Attachments ---------- */
.file-drop{border:1px dashed #c7cdd4;border-radius:8px;padding:14px;background:#fafbfc;}
.file-drop input[type=file]{width:100%;}
.attach-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px;}
.attach-chip{display:inline-flex;align-items:center;gap:6px;background:#eef1f4;border:1px solid var(--border);border-radius:20px;padding:5px 12px;font-size:12.5px;color:var(--text);}
.attach-chip:hover{background:#e4e8ec;text-decoration:none;}
.attach-size{color:var(--muted);}
.upload-note{background:#fde8e8;color:#b3261e;border:1px solid #f5c2c2;padding:10px 14px;border-radius:8px;font-size:13px;margin-bottom:12px;}

/* ---------- Dashboard quick actions ---------- */
.quick-actions-cell{min-width:170px;}
.qa-row{margin-bottom:4px;}
.qa-row:last-child{margin-bottom:0;}
.qa-row select{width:100%;padding:5px 8px;font-size:12px;border-radius:6px;}
.tree-assign-wrap{margin-bottom:4px;}
.tree-assign-btn{width:100%;text-align:left;font-size:12px;padding:5px 8px;}

/* ---------- Combined Group + Assign tree dropdown (dashboard Quick Action) ---------- */
.tree-assign-panel{
  position:absolute;z-index:50;width:260px;max-height:360px;overflow-y:auto;
  background:#fff;border:1px solid var(--border);border-radius:10px;
  box-shadow:0 12px 32px rgba(0,0,0,.18);padding:10px;
}
.tree-assign-panel-header{
  display:flex;justify-content:space-between;align-items:center;
  font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);
  padding:2px 4px 8px;border-bottom:1px solid var(--border);margin-bottom:8px;
}
.tree-assign-close{background:none;border:none;font-size:18px;line-height:1;cursor:pointer;color:var(--muted);padding:0 4px;}
.tree-assign-close:hover{color:var(--text);}
.tree-group-row{margin-bottom:2px;}
.tree-group-btn{
  width:100%;text-align:left;background:none;border:none;padding:8px 10px;border-radius:6px;
  font-size:13px;font-weight:600;cursor:pointer;color:var(--text);
}
.tree-group-btn:hover{background:var(--brand-light);}
.tree-group-btn.current{color:var(--brand-dark);background:var(--brand-light);}
.tree-agent-list{padding-left:14px;border-left:2px solid var(--border);margin:2px 0 6px 12px;}
.tree-agent-item{
  display:block;width:100%;text-align:left;background:none;border:none;padding:6px 10px;border-radius:6px;
  font-size:12.5px;cursor:pointer;color:var(--text);
}
.tree-agent-item:hover{background:var(--bg);}
.tree-agent-item.current{color:var(--brand);font-weight:700;}
.tree-agent-empty{padding:6px 10px;font-size:11.5px;color:var(--muted);font-style:italic;}

/* ---------- Merge ---------- */
.merge-banner{background:#f3e8ff;border:1px solid #ddd0fb;color:#6d28d9;padding:12px 16px;border-radius:8px;margin-bottom:16px;font-size:13.5px;}

/* ---------- Canned responses modal ---------- */
dialog.canned-modal{
  width:min(560px, 92vw);max-height:80vh;overflow-y:auto;border:1px solid var(--border);border-radius:12px;
  padding:20px;box-shadow:0 20px 50px rgba(0,0,0,.2);
}
dialog.canned-modal::backdrop{background:rgba(0,0,0,.45);}
.canned-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;font-size:15px;color:var(--brand-dark);}
.canned-category-title{font-size:12px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted);margin:16px 0 8px;}
.canned-category-title:first-child{margin-top:0;}
.canned-item{display:flex;align-items:center;justify-content:space-between;gap:10px;border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin-bottom:8px;}
.canned-item-title{font-weight:600;font-size:13.5px;}
.canned-item-preview{font-size:12px;margin-top:2px;}

/* ---------- Staff edit modal, role cards, group chips, badges (admin/staff.php) ---------- */
dialog.staff-edit-modal{
  width:min(620px, 92vw);max-height:85vh;overflow-y:auto;border:1px solid var(--border);border-radius:12px;
  padding:22px;box-shadow:0 20px 50px rgba(0,0,0,.2);
}
dialog.staff-edit-modal::backdrop{background:rgba(0,0,0,.45);}
.role-card-group{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;}
@media(max-width:640px){.role-card-group{grid-template-columns:1fr;}}
.role-card{border:1px solid var(--border);border-radius:9px;padding:12px 14px;cursor:pointer;position:relative;display:block;}
.role-card input{position:absolute;top:12px;right:12px;width:auto;margin:0;}
.role-card.selected{border-color:var(--brand);background:var(--brand-light);}
.role-card-title{font-weight:600;font-size:13.5px;padding-right:20px;}
.role-card-desc{font-size:11.5px;color:var(--muted);margin-top:3px;line-height:1.4;}
.group-chip-group{display:flex;flex-wrap:wrap;gap:8px;}
.group-chip{border:1px solid var(--border);border-radius:20px;padding:6px 14px 6px 12px;font-size:13px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;}
.group-chip input{width:auto;margin:0;}
.group-chip.selected{border-color:var(--brand);background:var(--brand-light);color:var(--brand-dark);font-weight:600;}
.role-badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11.5px;font-weight:700;}
.role-badge-admin{background:#1a1a1a;color:#fff;}
.role-badge-auditor{background:#ede9fe;color:#6d28d9;}
.role-badge-agent{background:var(--brand-light);color:var(--brand-dark);}

/* ---------- Tables embedded in rich-text content (e.g. canned responses) ---------- */
.msg-body table, .editor-wrap table{width:100%;border-collapse:collapse;margin:10px 0;}
.msg-body th, .msg-body td, .editor-wrap th, .editor-wrap td{border:1px solid var(--border);padding:6px 10px;text-align:left;font-size:13px;}
.msg-body th, .editor-wrap th{background:#f4f6f8;}