:root{
  --navy:#0f2f55;--navy-2:#173f6c;--navy-3:#245786;--bg:#f4f6f8;--card:#fff;--line:#d9e0e7;
  --text:#17212b;--muted:#667381;--success:#1c7c54;--warning:#a76900;--danger:#b42318;--info:#2563a6;
  --shadow:0 10px 35px rgba(15,47,85,.12);--radius:10px;--sidebar:238px
}
*{box-sizing:border-box}html,body{height:100%;margin:0}body{font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14px}.boot{min-height:100vh;display:grid;place-items:center;color:var(--muted)}button,input,select,textarea{font:inherit}button{cursor:pointer}.hidden{display:none!important}.muted{color:var(--muted)}.small{font-size:12px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.strong{font-weight:700}.nowrap{white-space:nowrap}.right{text-align:right}.center{text-align:center}.danger-text{color:var(--danger)}.success-text{color:var(--success)}

/* Login */
.login-screen{min-height:100vh;display:grid;grid-template-columns:minmax(340px,1fr) minmax(520px,1fr);background:#f8fafc}.login-brand{background:linear-gradient(160deg,var(--navy),#075a78);color:#fff;padding:42px;display:flex;flex-direction:column;justify-content:space-between}.brand-line{display:flex;align-items:center;gap:12px}.brand-mark{width:38px;height:38px;border-radius:9px;background:rgba(255,255,255,.14);display:grid;place-items:center;font-size:20px;font-weight:800}.brand-name{font-weight:800;font-size:17px}.brand-sub{font-size:12px;opacity:.75}.login-hero h1{font-size:34px;line-height:1.15;max-width:560px;margin:0 0 18px}.login-hero p{font-size:15px;line-height:1.6;max-width:620px;opacity:.82}.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}.hero-tag{background:rgba(255,255,255,.94);color:var(--navy);font-weight:700;padding:5px 10px;border-radius:7px;font-size:12px}.login-foot{opacity:.7;font-size:12px}.login-panel{display:grid;place-items:center;padding:40px}.login-card{width:min(520px,100%);background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px;box-shadow:var(--shadow)}.login-card h2{margin:0 0 6px;font-size:22px}.login-card>p{margin:0 0 18px;color:var(--muted)}.demo-users{display:grid;gap:8px}.demo-user{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;transition:.15s}.demo-user:hover{border-color:#8bb1d8;background:#f7fbff;transform:translateY(-1px)}.user-main{display:flex;align-items:center;gap:10px}.avatar{width:34px;height:34px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700;font-size:12px}.role-pill{font-size:11px;border:1px solid var(--line);padding:3px 8px;border-radius:999px;background:#f7f9fb;font-weight:700}.login-divider{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:12px;margin:18px 0}.login-divider:before,.login-divider:after{content:"";height:1px;flex:1;background:var(--line)}

/* Shell */
.shell{min-height:100vh;display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:var(--navy);color:#dce8f4;display:flex;flex-direction:column;z-index:30}.sidebar-head{height:72px;padding:15px 18px;border-bottom:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:10px}.sidebar-head .brand-mark{width:34px;height:34px}.sidebar-scroll{padding:12px 10px;overflow:auto;flex:1}.nav-section{font-size:10px;text-transform:uppercase;letter-spacing:.12em;opacity:.55;padding:11px 10px 6px}.nav-btn{width:100%;display:flex;align-items:center;gap:10px;padding:9px 10px;border:0;border-radius:7px;background:transparent;color:inherit;text-align:left;margin:2px 0}.nav-btn:hover{background:rgba(255,255,255,.08)}.nav-btn.active{background:#fff;color:var(--navy);font-weight:700}.nav-icon{width:20px;text-align:center;font-size:15px}.nav-count{margin-left:auto;background:rgba(255,255,255,.14);padding:1px 6px;border-radius:999px;font-size:11px}.nav-btn.active .nav-count{background:#e6eef6}.sidebar-user{border-top:1px solid rgba(255,255,255,.1);padding:12px}.user-card{display:flex;align-items:center;gap:9px}.user-card .avatar{background:rgba(255,255,255,.15)}.user-card .name{font-weight:700;font-size:12px}.user-card .role{font-size:10px;opacity:.7}.logout-btn{margin-left:auto;border:0;background:transparent;color:#fff;font-size:18px;padding:4px}.workspace{min-width:0}.topbar{height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 22px;position:sticky;top:0;z-index:20}.mobile-menu{display:none;border:0;background:transparent;font-size:22px;margin-right:8px}.breadcrumbs{color:var(--muted);font-size:12px}.topbar-spacer{flex:1}.topbar-badge{display:flex;align-items:center;gap:7px;padding:5px 9px;border:1px solid var(--line);border-radius:7px;background:#fafbfd;font-size:12px}.page{padding-bottom:40px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:22px 24px 16px}.page-title h1{font-size:24px;margin:0 0 4px;letter-spacing:-.02em}.page-title p{margin:0;color:var(--muted);font-size:13px}.page-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}.page-body{padding:0 24px}.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px}.toolbar .search{min-width:260px;flex:1}.spacer{flex:1}

/* Controls */
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:8px 12px;border-radius:7px;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:36px}.btn:hover{background:#f6f8fa}.btn.primary{background:var(--navy);border-color:var(--navy);color:#fff}.btn.primary:hover{background:var(--navy-2)}.btn.success{background:var(--success);border-color:var(--success);color:#fff}.btn.danger{background:#fff1f0;border-color:#f5c1bc;color:var(--danger)}.btn.warning{background:#fff8e6;border-color:#efd48d;color:#7d5000}.btn.ghost{border-color:transparent;background:transparent}.btn.small{min-height:30px;padding:5px 9px;font-size:12px}.btn:disabled{opacity:.45;cursor:not-allowed}.input,.select,.textarea{width:100%;border:1px solid #cfd8e1;background:#fff;border-radius:7px;padding:8px 10px;outline:none;min-height:36px}.textarea{min-height:92px;resize:vertical}.input:focus,.select:focus,.textarea:focus{border-color:#6b9ac8;box-shadow:0 0 0 3px rgba(37,99,166,.1)}.label{display:block;font-size:12px;font-weight:700;margin-bottom:5px}.hint{font-size:11px;color:var(--muted);margin-top:4px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.field.full{grid-column:1/-1}.field .error{color:var(--danger);font-size:11px;margin-top:4px}

/* Cards/tables */
.grid{display:grid;gap:14px}.grid.kpi{grid-template-columns:repeat(5,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 1px 2px rgba(16,24,40,.03)}.card-head{padding:14px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px}.card-title{font-weight:800}.card-body{padding:16px}.kpi-card{padding:14px 15px}.kpi-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700}.kpi-value{font-size:25px;font-weight:800;margin-top:6px;letter-spacing:-.03em}.kpi-sub{font-size:11px;color:var(--muted);margin-top:3px}.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:auto}.table{width:100%;border-collapse:collapse;min-width:760px}.table th{font-size:11px;text-transform:uppercase;letter-spacing:.045em;text-align:left;color:#586573;background:#f7f9fb;border-bottom:1px solid var(--line);padding:10px 12px;white-space:nowrap}.table td{border-bottom:1px solid #edf1f4;padding:10px 12px;vertical-align:middle}.table tr:last-child td{border-bottom:0}.table tbody tr:hover{background:#f8fbfd}.click-row{cursor:pointer}.empty{padding:38px 18px;text-align:center;color:var(--muted)}.stack{display:flex;flex-direction:column;gap:3px}.row-actions{display:flex;gap:5px;justify-content:flex-end}.badge{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--line);border-radius:999px;padding:3px 8px;font-size:11px;font-weight:700;background:#f7f9fb;white-space:nowrap}.badge.success{color:#11633f;background:#ebf8f1;border-color:#bfe8d0}.badge.warning{color:#7a5107;background:#fff8e6;border-color:#f0d58a}.badge.danger{color:#9d261d;background:#fff1f0;border-color:#f0c2bd}.badge.info{color:#1d5d96;background:#edf6ff;border-color:#bfdcf7}.badge.navy{color:#fff;background:var(--navy);border-color:var(--navy)}.progress{height:8px;background:#edf1f4;border-radius:999px;overflow:hidden}.progress>span{display:block;height:100%;background:var(--navy-3);border-radius:999px}.metric-bar{display:flex;align-items:center;gap:10px;margin:9px 0}.metric-label{width:170px;font-size:12px}.metric-track{flex:1;height:9px;background:#edf1f4;border-radius:999px;overflow:hidden}.metric-fill{height:100%;background:var(--navy-3);border-radius:999px}.metric-num{width:32px;text-align:right;font-weight:700}.list{display:flex;flex-direction:column}.list-item{padding:11px 0;border-bottom:1px solid #edf1f4;display:flex;align-items:center;justify-content:space-between;gap:12px}.list-item:last-child{border-bottom:0}.stat-strip{display:flex;gap:12px;flex-wrap:wrap}.stat-chip{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 11px}.stat-chip .v{font-weight:800}.stat-chip .l{font-size:10px;color:var(--muted);text-transform:uppercase}.notice{border:1px solid #bcd7f0;background:#f0f7ff;border-radius:8px;padding:10px 12px;color:#194f80}.notice.warning{border-color:#edd08a;background:#fff9e9;color:#6f4a00}.notice.danger{border-color:#efb9b4;background:#fff3f1;color:#8e241b}.notice.success{border-color:#bfe4cd;background:#effaf3;color:#145e3d}

/* Kanban / workflow */
.kanban{display:grid;grid-auto-flow:column;grid-auto-columns:280px;gap:12px;overflow:auto;padding-bottom:8px}.kanban-col{background:#edf1f4;border-radius:10px;padding:10px;min-height:260px}.kanban-head{display:flex;justify-content:space-between;font-weight:800;font-size:12px;margin-bottom:8px}.kanban-card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px;margin-bottom:8px;box-shadow:0 1px 2px rgba(16,24,40,.04);cursor:pointer}.kanban-card:hover{border-color:#91b3d4}.workflow{display:flex;align-items:center;gap:6px;overflow:auto;padding:11px 0}.workflow-step{white-space:nowrap;border:1px solid var(--line);border-radius:999px;padding:6px 10px;font-size:11px;background:#fff}.workflow-step.done{background:#edf8f2;color:#1b6745;border-color:#bfe5cf}.workflow-step.active{background:var(--navy);color:#fff;border-color:var(--navy);font-weight:800}.workflow-arrow{color:#9aa6b2}.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);overflow:auto;margin-bottom:14px}.tab{border:0;background:transparent;padding:10px 12px;color:var(--muted);white-space:nowrap;border-bottom:2px solid transparent}.tab.active{color:var(--navy);border-bottom-color:var(--navy);font-weight:800}.section-title{font-size:16px;font-weight:800;margin:0 0 12px}.kv{display:grid;grid-template-columns:160px 1fr;gap:8px;font-size:13px}.kv div:nth-child(odd){color:var(--muted)}

/* Inbox */
.inbox{display:grid;grid-template-columns:300px minmax(360px,1fr) 300px;height:calc(100vh - 146px);min-height:560px;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}.conv-list{border-right:1px solid var(--line);overflow:auto}.conv-search{padding:10px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff;z-index:2}.conv-item{padding:11px 12px;border-bottom:1px solid #edf1f4;cursor:pointer}.conv-item:hover,.conv-item.active{background:#edf6ff}.conv-top{display:flex;justify-content:space-between;gap:8px}.conv-name{font-weight:800}.unread{background:var(--success);color:#fff;border-radius:999px;padding:1px 6px;font-size:10px}.chat{display:flex;flex-direction:column;min-width:0}.chat-head{height:60px;padding:10px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.chat-messages{flex:1;overflow:auto;padding:16px;background:#eef3f6}.bubble-row{display:flex;margin-bottom:9px}.bubble-row.out{justify-content:flex-end}.bubble{max-width:78%;padding:9px 11px;border-radius:10px;background:#fff;border:1px solid #dce3e9;box-shadow:0 1px 1px rgba(0,0,0,.03)}.bubble-row.out .bubble{background:#dff3e8;border-color:#c4e6d3}.bubble.internal{background:#fff8df;border-color:#ead58c}.bubble.pending{background:#edf4ff;border-color:#bcd4f0}.bubble-meta{font-size:10px;color:var(--muted);margin-top:5px;display:flex;gap:8px;justify-content:flex-end}.composer{border-top:1px solid var(--line);padding:10px;background:#fff}.composer-actions{display:flex;gap:6px;margin-top:7px}.context-panel{border-left:1px solid var(--line);overflow:auto;padding:14px}.context-block{padding-bottom:13px;margin-bottom:13px;border-bottom:1px solid var(--line)}

/* Modal/toast */
.modal-backdrop{position:fixed;inset:0;background:rgba(9,25,42,.55);z-index:100;display:flex;align-items:flex-start;justify-content:center;padding:5vh 18px;overflow:auto}.modal{width:min(720px,100%);background:#fff;border-radius:12px;box-shadow:0 24px 80px rgba(0,0,0,.28);overflow:hidden}.modal.wide{width:min(1040px,100%)}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:15px 18px;border-bottom:1px solid var(--line)}.modal-head h3{margin:0;font-size:18px}.modal-close{border:0;background:transparent;font-size:22px;color:var(--muted)}.modal-body{padding:18px;max-height:74vh;overflow:auto}.modal-foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px;background:#fafbfd}#toast-root{position:fixed;right:18px;bottom:18px;z-index:200;display:flex;flex-direction:column;gap:8px}.toast{min-width:280px;max-width:440px;padding:11px 13px;border-radius:9px;background:#17212b;color:#fff;box-shadow:var(--shadow);animation:toastIn .18s ease}.toast.success{background:#145e3d}.toast.danger{background:#92231b}.toast.warning{background:#7d5000}@keyframes toastIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Print documents */
.print-only{display:none}.invoice-preview{font-family:Arial,sans-serif;color:#111}.invoice-head{display:flex;justify-content:space-between;border-bottom:3px solid var(--navy);padding-bottom:16px;margin-bottom:18px}.invoice-title{font-size:26px;font-weight:800;color:var(--navy)}.invoice-table{width:100%;border-collapse:collapse;margin-top:18px}.invoice-table th,.invoice-table td{padding:9px;border:1px solid #cfd6dc;text-align:left}.invoice-total{width:340px;margin-left:auto;margin-top:14px}.invoice-total .line{display:flex;justify-content:space-between;padding:6px 0}.invoice-total .grand{border-top:2px solid #111;font-size:17px;font-weight:800}

@media(max-width:1200px){.grid.kpi{grid-template-columns:repeat(3,minmax(0,1fr))}.inbox{grid-template-columns:270px 1fr}.context-panel{display:none}}
@media(max-width:900px){.login-screen{grid-template-columns:1fr}.login-brand{display:none}.shell{grid-template-columns:1fr}.sidebar{position:fixed;left:-260px;width:250px;transition:.2s}.shell.menu-open .sidebar{left:0}.mobile-menu{display:block}.grid.kpi{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.two,.grid.three{grid-template-columns:1fr}.page-head{padding:18px 16px 12px}.page-body{padding:0 16px}.form-grid,.form-grid.three{grid-template-columns:1fr}.inbox{grid-template-columns:240px 1fr}.topbar{padding:0 12px}}
@media(max-width:650px){.grid.kpi{grid-template-columns:1fr 1fr}.inbox{display:block;height:auto;min-height:0}.conv-list{height:210px;border-right:0;border-bottom:1px solid var(--line)}.chat{height:620px}.page-actions{width:100%;justify-content:flex-start}.page-head{flex-direction:column}.toolbar .search{min-width:100%}.modal-backdrop{padding:0}.modal,.modal.wide{width:100%;min-height:100vh;border-radius:0}.modal-body{max-height:none}.kv{grid-template-columns:120px 1fr}}
@media print{body{background:#fff}.sidebar,.topbar,.page-head,.toolbar,.no-print,#toast-root,#modal-root{display:none!important}.shell{display:block}.page-body{padding:0}.card,.table-wrap{border:0;box-shadow:none}.print-only{display:block}.table{min-width:0;font-size:10px}.table th,.table td{padding:5px}.page{padding:0}}