:root{
  --primary:#059669; --primary-hover:#047857; --primary-light:#ECFDF5; --primary-glow:rgba(16,185,129,.35);
  --accent:#F59E0B; --accent-light:#FFFBEB;
  --success:#15803d; --success-light:#f0fdf4;
  --warning:#B45309; --warning-light:#FFFBEB;
  --info:#0D9488; --info-light:#F0FDFA;
  --danger:#dc2626; --danger-light:#fef2f2;
  --ink:#10201A; --muted:#64756D; --line:#E2E9E4;
  --sidebar-bg:#06231B; --sidebar-bg2:#0A3527; --sidebar-ink:#9DB8AD; --sidebar-active:#ffffff;
  --surface:#F1F5F2; --card:#ffffff;
  --radius:14px; --radius-sm:10px;
  --shadow:0 1px 2px rgba(6,35,27,.05),0 10px 28px rgba(6,35,27,.06);
  --c-blue:#34D399; --c-green:#4ade80; --c-amber:#fbbf24; --c-purple:#2DD4BF; --c-rose:#fb7185;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,'Hind Siliguri',ui-sans-serif,-apple-system,"Segoe UI",sans-serif;background:var(--surface);color:var(--ink);font-size:14px;line-height:1.45}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.bn{font-family:'Hind Siliguri',Inter,sans-serif}

/* ---------- layout ---------- */
.sidebar{position:fixed;top:0;left:0;bottom:0;width:250px;background:linear-gradient(180deg,var(--sidebar-bg2) 0%,var(--sidebar-bg) 30%);color:var(--sidebar-ink);display:flex;flex-direction:column;z-index:40;transition:transform .2s ease}
.sidebar::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#10B981,#F59E0B,#10B981)}
.sb-brand{display:flex;gap:12px;align-items:center;padding:20px 18px 16px;border-bottom:1px solid rgba(255,255,255,.08)}
.sb-brand svg{border-radius:12px;box-shadow:0 4px 14px rgba(16,185,129,.35);flex-shrink:0}
.sb-name{color:#fff;font-weight:700;font-size:13.5px;letter-spacing:.2px;line-height:1.25}
.sb-sub{font-size:11px;color:#7BA895;margin-top:2px}
.sb-nav{flex:1;overflow-y:auto;padding:10px 12px}
.sb-nav::-webkit-scrollbar{width:6px}.sb-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:3px}
.sb-head{font-size:10px;font-weight:700;letter-spacing:1.4px;color:#5F8577;margin:16px 8px 6px;text-transform:uppercase}
.sb-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:9px;color:var(--sidebar-ink);font-size:13.5px;font-weight:500;margin-bottom:1px}
.sb-item:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.sb-item.active{background:rgba(16,185,129,.18);color:var(--sidebar-active);font-weight:600;box-shadow:inset 3px 0 0 #10B981}
.sb-ico{width:20px;text-align:center;opacity:.85;font-size:13px}
.sb-foot{padding:12px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:11px;color:#5F8577}
.sb-backdrop{display:none}
@media(max-width:992px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .sb-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:39}
  .sidebar.open~.sb-backdrop{display:block}
}

.main{margin-left:250px;min-height:100vh;display:flex;flex-direction:column}
@media(max-width:992px){.main{margin-left:0}}
.topbar{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px;padding:10px 22px}
.searchbox{flex:1;max-width:430px;display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:7px 12px;color:var(--muted);font-size:13px;cursor:pointer}
.searchbox kbd{margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:6px;font-size:10px;padding:1px 5px;color:var(--muted);font-family:Inter,sans-serif}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.userchip{display:flex;align-items:center;gap:9px;padding:4px 6px;border-radius:10px}
.avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#10B981,#065F46);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;box-shadow:0 2px 8px rgba(5,150,105,.35)}
.uname{font-size:13px;font-weight:600;line-height:1.1}
.urole{font-size:11px;color:var(--muted)}
.icon-btn{border:1px solid var(--line);background:#fff;border-radius:9px;width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;color:var(--ink);font-size:15px;cursor:pointer}
.icon-btn:hover{background:var(--surface);text-decoration:none}
.sb-toggle{display:none}
@media(max-width:992px){.sb-toggle{display:inline-flex}}
.content{padding:22px;flex:1}
.appfoot{padding:14px 22px;color:var(--muted);font-size:12px;border-top:1px solid var(--line);background:#fff}

/* ---------- components ---------- */
.page-title{font-size:21px;font-weight:800;margin:0 0 2px;letter-spacing:-.3px}
.page-title .tower-dot{color:var(--accent)}
.page-sub{color:var(--muted);font-size:13px;margin:0 0 18px}
.page-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}
.page-head .spacer{flex:1}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px}
.card-head{display:flex;align-items:center;gap:10px;padding:15px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.card-title{font-size:14.5px;font-weight:700;margin:0}
.card-sub{font-size:12px;color:var(--muted)}
.card-body{padding:18px}
.card-body.p0{padding:0}

.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid transparent;border-radius:9px;padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer;font-family:inherit;transition:.15s}
.btn:hover{text-decoration:none;filter:brightness(.96)}
.btn-primary{background:linear-gradient(135deg,#10B981,#047857);color:#fff;box-shadow:0 3px 10px rgba(5,150,105,.3)}
.btn-primary:hover{background:linear-gradient(135deg,#0DA271,#046C4E);color:#fff}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{background:var(--surface);border-color:#C6D2CB}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-sm{padding:4px 10px;font-size:12px;border-radius:8px}
.btn-light{background:var(--primary-light);color:var(--primary)}

.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:11.5px;font-weight:600;line-height:1.4}
.badge-success{background:var(--success-light);color:var(--success)}
.badge-warning{background:var(--warning-light);color:var(--warning)}
.badge-info{background:var(--info-light);color:var(--info)}
.badge-danger{background:var(--danger-light);color:var(--danger)}
.badge-dark{background:#1f2937;color:#f9fafb}
.badge-secondary{background:#EDF1EE;color:#4b5563}
.badge-primary{background:var(--primary-light);color:var(--primary)}

.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));gap:14px;margin-bottom:18px}
.kpi-card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px 18px 16px}
.kpi-card::before{content:'';position:absolute;inset:0;background:linear-gradient(145deg,color-mix(in srgb,var(--accent,#059669) 9%,transparent),transparent 65%);pointer-events:none}
.kpi-card::after{content:'';position:absolute;top:0;left:18px;right:18px;height:3px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,var(--accent,#059669),color-mix(in srgb,var(--accent,#059669) 30%,transparent))}
.kpi-primary{--accent:#059669}.kpi-success{--accent:#16a34a}.kpi-warning{--accent:#F59E0B}.kpi-danger{--accent:#dc2626}.kpi-info{--accent:#0D9488}.kpi-dark{--accent:#334155}
.kpi-label{font-size:10.5px;font-weight:700;letter-spacing:1.2px;color:var(--muted);text-transform:uppercase}
.kpi-value{font-size:24px;font-weight:800;margin-top:6px;letter-spacing:-.4px}
.kpi-sub{font-size:12px;color:var(--muted);margin-top:4px}

.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:1100px){.grid2,.grid3{grid-template-columns:1fr}}

table.tbl{width:100%;border-collapse:collapse;font-size:13px}
.tbl th{text-align:left;padding:10px 14px;background:#F2F6F3;color:var(--muted);font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:11px 14px;border-bottom:1px solid #EFF3F0;vertical-align:middle}
.tbl tr:last-child td{border-bottom:none}
.tbl tr:hover td{background:#F7FAF8}
.tbl .num{text-align:right}
.tbl-wrap{overflow-x:auto;border-radius:0 0 var(--radius) var(--radius)}

.filterbar{display:flex;gap:10px;align-items:end;flex-wrap:wrap}
.filterbar label{display:block;font-size:11px;font-weight:600;color:var(--muted);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}
input.inp,select.inp,textarea.inp{width:100%;border:1px solid var(--line);border-radius:9px;padding:8px 11px;font-size:13px;font-family:inherit;background:#fff;color:var(--ink)}
input.inp:focus,select.inp:focus,textarea.inp:focus{outline:2px solid color-mix(in srgb,var(--primary) 25%,transparent);border-color:var(--primary)}
.filterbar .inp{min-width:170px}

.alert{border-radius:10px;padding:11px 14px;font-size:13px;margin-bottom:14px;border:1px solid}
.alert-success{background:var(--success-light);color:var(--success);border-color:#bbf7d0}
.alert-danger{background:var(--danger-light);color:var(--danger);border-color:#fecaca}
.alert-info{background:var(--primary-light);color:var(--primary);border-color:#A7F3D0}

.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-grid .full{grid-column:1/-1}
@media(max-width:768px){.form-grid{grid-template-columns:1fr}}
.fg label{display:block;font-size:12px;font-weight:600;margin-bottom:5px;color:#374151}
.fg .req::after{content:' *';color:var(--danger)}

.seg{display:inline-flex;background:#E7EDE9;border-radius:10px;padding:3px;gap:2px}
.seg a{padding:6px 13px;border-radius:8px;font-size:12.5px;font-weight:600;color:var(--muted)}
.seg a.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(6,35,27,.12)}
.seg a:hover{text-decoration:none;color:var(--ink)}

.stat-line{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px dashed var(--line);font-size:13px}
.stat-line:last-child{border-bottom:none}
.stat-line b{font-weight:700}

.progress{height:7px;background:#E7EDE9;border-radius:99px;overflow:hidden}
.progress>i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#10B981,#047857)}

.bars{display:flex;align-items:flex-end;gap:8px;height:150px;padding-top:8px}
.bars .b{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.bars .b i{width:100%;max-width:44px;border-radius:6px 6px 3px 3px;background:linear-gradient(180deg,#34D399,#047857)}
.bars .b span{font-size:10.5px;color:var(--muted)}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:5px}

.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}
.dot.on{background:#22c55e;box-shadow:0 0 6px rgba(34,197,94,.7)}.dot.off{background:#ef4444}

.muted{color:var(--muted)}
.small{font-size:12px}
.right{text-align:right}
.mt0{margin-top:0}.mb0{margin-bottom:0}
.actions-cell{white-space:nowrap;display:flex;gap:6px}

/* login */
.login-wrap{min-height:100vh;display:grid;grid-template-columns:1.15fr 1fr}
@media(max-width:992px){.login-wrap{grid-template-columns:1fr}.login-left{display:none}}
.login-left{background:linear-gradient(160deg,#0A3527 0%,#06231B 55%,#04170F 100%);color:#fff;padding:56px 54px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.login-left::before{content:'';position:absolute;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(16,185,129,.25),transparent 65%);top:-180px;left:-160px}
.login-left::after{content:'';position:absolute;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.14),transparent 62%);bottom:-260px;right:-180px}
.login-left .tower-bg{position:absolute;right:-40px;bottom:-30px;width:340px;opacity:.1;pointer-events:none}
.login-brand{display:flex;align-items:center;gap:13px;margin-bottom:40px;position:relative;z-index:1}
.login-brand svg{border-radius:13px;box-shadow:0 6px 20px rgba(16,185,129,.4)}
.login-tag{font-size:11px;letter-spacing:2.4px;color:#7FAD9C;margin-bottom:14px;position:relative;z-index:1}
.login-h1{font-size:36px;font-weight:800;letter-spacing:-.5px;margin:0 0 14px;line-height:1.3;position:relative;z-index:1}
.login-h1 .hl{color:#FBBF24}
.login-p{color:#A9C4B8;font-size:15px;max-width:430px;position:relative;z-index:1}
.login-feats{list-style:none;margin:26px 0 0;padding:0;position:relative;z-index:1;display:grid;gap:11px}
.login-feats li{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#D7E7DF;font-weight:500}
.login-feats .tick{width:22px;height:22px;border-radius:50%;background:rgba(16,185,129,.2);border:1px solid rgba(16,185,129,.5);color:#34D399;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex-shrink:0}
.login-right{display:flex;align-items:center;justify-content:center;background:#fff;padding:40px 24px}
.login-card{width:100%;max-width:380px}
.login-card h2{font-size:22px;font-weight:800;margin:0 0 4px}
.login-card .sub{color:var(--muted);font-size:13px;margin-bottom:22px}
.fg .inp{margin-bottom:2px}