:root {
  --blue:#2952ff; --blue-light:#e8edff; --cyan:#00b8d9; --cyan-light:#e0f7fb;
  --navy:#0d1a5e; --navy-soft:#1e2d7a;
  --bg:#f2f5fd; --surface:#fff; --surface2:#f7f9ff; --surface3:#eef1fb;
  --border:#e2e8f5; --border-strong:#c8d0ee;
  --text:#0d1a5e; --text-soft:#4a5a9a; --text-muted:#8892c0;
  --green:#00b87a; --green-light:#e0f8ef;
  --orange:#f97316; --orange-light:#fff0e5;
  --red:#ef4465; --red-light:#fde8ed;
  --yellow:#f59e0b; --yellow-light:#fef3c7;
  --purple:#7c3aed; --purple-light:#ede9fe;
  --shadow-sm:0 1px 4px rgba(41,82,255,0.06);
  --shadow:0 2px 12px rgba(41,82,255,0.09);
  --shadow-md:0 6px 28px rgba(41,82,255,0.13);
  --radius:12px; --radius-lg:16px;
}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'DM Sans',sans-serif;background:var(--bg);color:var(--text);display:flex;min-height:100vh;font-size:14px;}

/* ── SIDEBAR ── */
.sidebar{width:252px;min-height:100vh;background:var(--navy);display:flex;flex-direction:column;position:fixed;left:0;top:0;bottom:0;z-index:100;box-shadow:4px 0 24px rgba(13,26,94,0.18);}
.sidebar-logo{padding:22px 18px 16px;border-bottom:1px solid rgba(255,255,255,0.07);}
.logo-mark{font-family:'Syne',sans-serif;font-size:21px;font-weight:800;color:#fff;letter-spacing:-0.5px;}
.logo-mark span{color:var(--cyan);}
.logo-sub{font-size:9.5px;color:rgba(255,255,255,0.28);letter-spacing:2.5px;margin-top:3px;text-transform:uppercase;}
.lang-switch{display:flex;gap:4px;margin-top:10px;}
.lang-btn{padding:2px 8px;border-radius:5px;font-size:10px;font-weight:600;cursor:pointer;border:none;background:rgba(255,255,255,0.1);color:rgba(255,255,255,0.5);transition:all .2s;}
.lang-btn.active{background:var(--cyan);color:#fff;}

.nav{padding:12px 10px;flex:1;overflow-y:auto;}
.nav-section{font-size:9px;letter-spacing:2.5px;color:rgba(255,255,255,0.22);padding:14px 10px 5px;text-transform:uppercase;font-weight:600;}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:9px;cursor:pointer;margin-bottom:1px;color:rgba(255,255,255,0.5);font-size:13px;font-weight:500;transition:all .18s;position:relative;}
.nav-item:hover{background:rgba(255,255,255,0.07);color:rgba(255,255,255,0.85);}
.nav-item.active{background:linear-gradient(135deg,rgba(41,82,255,0.45),rgba(0,184,217,0.25));color:#fff;box-shadow:inset 0 0 0 1px rgba(0,184,217,0.2);}
.nav-item .ni{font-size:15px;width:22px;text-align:center;flex-shrink:0;}
.nav-badge{margin-left:auto;background:var(--red);color:#fff;font-size:9.5px;padding:1px 6px;border-radius:20px;font-weight:700;}
.nav-badge.yellow{background:var(--yellow);}

.sidebar-bottom{padding:12px 10px;border-top:1px solid rgba(255,255,255,0.07);}
.user-card{display:flex;align-items:center;gap:10px;padding:10px;border-radius:10px;cursor:pointer;transition:background .2s;}
.user-card:hover{background:rgba(255,255,255,0.06);}
.avatar{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff;flex-shrink:0;}
.user-info .un{font-size:13px;font-weight:600;color:#fff;}
.user-info .ur{font-size:11px;color:rgba(255,255,255,0.33);}

/* ── MAIN ── */
.main{margin-left:252px;flex:1;display:flex;flex-direction:column;min-height:100vh;}
.topbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 28px;height:58px;display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:50;box-shadow:var(--shadow-sm);}
.topbar-title{font-family:'Syne',sans-serif;font-size:17px;font-weight:700;flex:1;}
.topbar-meta{font-size:12px;color:var(--text-muted);}
.topbar-actions{display:flex;gap:8px;align-items:center;}
.notif-btn{width:34px;height:34px;border-radius:9px;border:1.5px solid var(--border);background:var(--surface);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:15px;position:relative;transition:all .2s;}
.notif-btn:hover{border-color:var(--blue);}
.notif-dot{position:absolute;top:6px;right:6px;width:7px;height:7px;background:var(--red);border-radius:50%;border:1.5px solid #fff;}

.btn{padding:8px 16px;border-radius:9px;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:all .18s;font-family:'DM Sans',sans-serif;display:inline-flex;align-items:center;gap:6px;}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 2px 10px rgba(41,82,255,0.25);}
.btn-primary:hover{opacity:.88;transform:translateY(-1px);box-shadow:0 4px 18px rgba(41,82,255,0.35);}
.btn-ghost{background:transparent;color:var(--text-soft);border:1.5px solid var(--border);}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue);}
.btn-sm{padding:5px 11px;font-size:12px;border-radius:7px;}
.btn-xs{padding:3px 8px;font-size:11px;border-radius:6px;}
.btn-green{background:var(--green);color:#fff;}
.btn-red{background:var(--red);color:#fff;}
.btn-orange{background:var(--orange);color:#fff;}

/* ── CONTENT ── */
.content{padding:24px 28px;flex:1;}
.page{display:none;animation:fadeIn .2s ease;}
.page.active{display:block;}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ── STATS ── */
.stats-row{display:grid;gap:14px;margin-bottom:22px;}
.stats-4{grid-template-columns:repeat(4,1fr);}
.stats-5{grid-template-columns:repeat(5,1fr);}
.stat-card{background:var(--surface);border-radius:var(--radius);padding:18px;border:1px solid var(--border);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;}
.stat-card::after{content:'';position:absolute;top:0;left:0;right:0;height:3px;border-radius:var(--radius) var(--radius) 0 0;}
.stat-card.blue::after{background:linear-gradient(90deg,var(--blue),var(--cyan));}
.stat-card.green::after{background:var(--green);}
.stat-card.orange::after{background:var(--orange);}
.stat-card.red::after{background:var(--red);}
.stat-card.purple::after{background:var(--purple);}
.stat-label{font-size:11px;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.7px;}
.stat-value{font-family:'Syne',sans-serif;font-size:27px;font-weight:800;margin:6px 0 3px;line-height:1;}
.stat-sub{font-size:11.5px;color:var(--text-muted);}
.stat-delta{font-size:11.5px;font-weight:600;}
.delta-up{color:var(--green);}
.delta-dn{color:var(--red);}
.stat-icon-bg{position:absolute;right:14px;top:14px;font-size:26px;opacity:.12;}

/* ── CARD ── */
.card{background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);overflow:hidden;margin-bottom:18px;}
.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.card-title{font-family:'Syne',sans-serif;font-size:14.5px;font-weight:700;flex:1;}
.card-body{padding:20px;}

/* ── TABLE ── */
.tbl{width:100%;border-collapse:collapse;}
.tbl thead th{padding:9px 14px;text-align:left;font-size:10.5px;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;background:var(--surface2);white-space:nowrap;}
.tbl tbody tr{border-top:1px solid var(--border);transition:background .12s;cursor:pointer;}
.tbl tbody tr:hover{background:var(--surface2);}
.tbl td{padding:11px 14px;font-size:13px;vertical-align:middle;}

/* ── BADGES ── */
.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:600;white-space:nowrap;}
.b-green{background:var(--green-light);color:var(--green);}
.b-red{background:var(--red-light);color:var(--red);}
.b-orange{background:var(--orange-light);color:var(--orange);}
.b-blue{background:var(--blue-light);color:var(--blue);}
.b-yellow{background:var(--yellow-light);color:#92400e;}
.b-purple{background:var(--purple-light);color:var(--purple);}
.b-gray{background:var(--surface3);color:var(--text-muted);}
.b-cyan{background:var(--cyan-light);color:#0077a3;}
.dot{width:6px;height:6px;border-radius:50%;display:inline-block;}

/* ── AVATAR ── */
.av{width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:#fff;flex-shrink:0;}
.av-sq{border-radius:8px;}
.av-lg{width:42px;height:42px;font-size:14px;}

/* ── FORMS ── */
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:13px;}
.form-grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:13px;}
.fg{margin-bottom:13px;}
.fg label{display:block;font-size:11px;font-weight:700;color:var(--text-soft);margin-bottom:5px;text-transform:uppercase;letter-spacing:.5px;}
.fc{width:100%;padding:9px 12px;border-radius:8px;border:1.5px solid var(--border);font-size:13px;font-family:'DM Sans',sans-serif;color:var(--text);background:var(--surface);outline:none;transition:border .18s;}
.fc:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(41,82,255,0.08);}
.fc-sm{padding:6px 10px;font-size:12px;}
textarea.fc{resize:vertical;min-height:70px;}

/* ── MODAL ── */
.overlay{display:none;position:fixed;inset:0;background:rgba(13,26,94,0.3);backdrop-filter:blur(5px);z-index:300;align-items:center;justify-content:center;padding:20px;}
.overlay.open{display:flex;}
.modal{background:var(--surface);border-radius:20px;padding:28px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-md);animation:modalIn .22s ease;width:100%;}
.modal-sm{max-width:480px;}
.modal-md{max-width:600px;}
.modal-lg{max-width:760px;}
.modal-xl{max-width:900px;}
@keyframes modalIn{from{opacity:0;transform:scale(.97) translateY(10px)}to{opacity:1;transform:none}}
.modal-head{display:flex;align-items:center;margin-bottom:22px;}
.modal-title{font-family:'Syne',sans-serif;font-size:17px;font-weight:700;flex:1;}
.modal-close{cursor:pointer;color:var(--text-muted);font-size:18px;line-height:1;padding:4px;border-radius:6px;transition:all .2s;}
.modal-close:hover{background:var(--surface3);color:var(--text);}
.modal-footer{display:flex;gap:8px;justify-content:flex-end;margin-top:22px;padding-top:18px;border-top:1px solid var(--border);}

/* ── SEARCH ── */
.search-wrap{position:relative;}
.search-wrap input{padding-left:32px;}
.search-icon{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:13px;}

/* ── TABS ── */
.tabs{display:flex;gap:3px;background:var(--surface2);padding:4px;border-radius:11px;margin-bottom:18px;width:fit-content;border:1px solid var(--border);}
.tab-btn{padding:7px 16px;border-radius:8px;font-size:12.5px;font-weight:600;cursor:pointer;color:var(--text-muted);transition:all .18s;white-space:nowrap;}
.tab-btn.active{background:var(--surface);color:var(--blue);box-shadow:var(--shadow-sm);}

/* ── TWO/THREE COL ── */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:18px;}
.grid-3-1{display:grid;grid-template-columns:2.2fr 1fr;gap:18px;}
.grid-2-1{display:grid;grid-template-columns:1.6fr 1fr;gap:18px;}

/* ── SPARKLINE ── */
.spark{display:flex;align-items:flex-end;gap:3px;height:48px;}
.spark-bar{flex:1;background:linear-gradient(to top,var(--blue),var(--cyan));border-radius:3px 3px 0 0;opacity:.7;min-width:6px;cursor:pointer;transition:opacity .2s;}
.spark-bar:hover{opacity:1;}
.spark-labels{display:flex;justify-content:space-between;font-size:9.5px;color:var(--text-muted);margin-top:5px;}

/* ── DONUT (CSS) ── */
.donut-wrap{display:flex;align-items:center;gap:20px;}
.donut{width:90px;height:90px;border-radius:50%;background:conic-gradient(var(--blue) 0% 58%, var(--cyan) 58% 78%, var(--green) 78% 92%, var(--orange) 92% 100%);position:relative;flex-shrink:0;}
.donut::after{content:'';position:absolute;inset:18px;background:var(--surface);border-radius:50%;}
.donut-legend{font-size:12px;}
.dl-item{display:flex;align-items:center;gap:7px;margin-bottom:6px;}
.dl-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;}

/* ── TIMELINE ── */
.tl{padding:4px 0;}
.tl-item{display:flex;gap:12px;padding:11px 20px;border-bottom:1px solid var(--border);align-items:flex-start;}
.tl-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0;margin-top:4px;}
.tl-body{flex:1;}
.tl-title{font-size:13px;font-weight:500;}
.tl-sub{font-size:11.5px;color:var(--text-muted);margin-top:1px;}
.tl-right{text-align:right;flex-shrink:0;}
.tl-amt{font-family:'Syne',sans-serif;font-size:14px;font-weight:700;}
.tl-time{font-size:11px;color:var(--text-muted);}

/* ── INVOICE PRINT ── */
.inv-preview{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:30px;font-size:12.5px;}
.inv-hdr{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px;}
.inv-logo-txt{font-family:'Syne',sans-serif;font-size:18px;font-weight:800;}
.inv-logo-txt span{color:var(--cyan);}
.inv-logo-sub{font-size:9px;color:var(--text-muted);letter-spacing:1.5px;margin-top:3px;}
.inv-parties{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px;background:var(--surface2);border-radius:10px;padding:14px;}
.inv-party-lbl{font-size:9.5px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:5px;}
.inv-party-name{font-weight:700;font-size:13.5px;}
.inv-party-info{font-size:11.5px;color:var(--text-soft);line-height:1.7;}
.inv-tbl{width:100%;border-collapse:collapse;margin-bottom:16px;}
.inv-tbl th{background:var(--navy);color:#fff;padding:8px 11px;text-align:left;font-size:10.5px;letter-spacing:.5px;}
.inv-tbl th:last-child,.inv-tbl td:last-child{text-align:right;}
.inv-tbl td{padding:9px 11px;border-bottom:1px solid var(--border);font-size:12.5px;}
.inv-totals{display:flex;justify-content:flex-end;margin-bottom:16px;}
.inv-totals-box{width:210px;}
.itr{display:flex;justify-content:space-between;padding:4px 0;font-size:12.5px;color:var(--text-soft);}
.itr.final{border-top:2px solid var(--navy);margin-top:6px;padding-top:9px;font-size:15px;font-weight:800;color:var(--navy);font-family:'Syne',sans-serif;}
.inv-footer-note{margin-top:16px;padding-top:14px;border-top:1px solid var(--border);font-size:10.5px;color:var(--text-muted);text-align:center;}

/* ── MAP PLACEHOLDER ── */
.map-placeholder{background:linear-gradient(135deg,#e8f0fe,#dbeafe);border-radius:var(--radius);height:240px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:13px;border:1px dashed var(--border-strong);flex-direction:column;gap:8px;}

/* ── PROGRESS ── */
.progress{height:6px;background:var(--surface3);border-radius:99px;overflow:hidden;margin-top:5px;}
.progress-bar{height:100%;border-radius:99px;}

/* ── CHIPS ── */
.chip{display:inline-block;padding:3px 9px;border-radius:6px;font-size:11px;font-weight:500;background:var(--surface2);border:1px solid var(--border);color:var(--text-soft);margin:2px;}

/* ── IP GRID ── */
.ip-grid{display:grid;grid-template-columns:repeat(16,1fr);gap:3px;margin-bottom:8px;}
.ip-cell{height:22px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:9px;font-weight:600;cursor:pointer;transition:transform .1s;}
.ip-cell:hover{transform:scale(1.15);}
.ip-used{background:var(--blue);color:#fff;}
.ip-free{background:var(--surface2);border:1px solid var(--border);color:var(--text-muted);}
.ip-reserved{background:var(--yellow-light);border:1px solid var(--yellow);color:#92400e;}
.ip-static{background:var(--purple-light);border:1px solid var(--purple);color:var(--purple);}

/* ── NOTIFICATION ITEM ── */
.notif-item{display:flex;gap:12px;padding:13px 18px;border-bottom:1px solid var(--border);align-items:flex-start;cursor:pointer;transition:background .15s;}
.notif-item:hover{background:var(--surface2);}
.notif-item.unread{background:var(--blue-light);}
.notif-icon{width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;}
.notif-body{flex:1;}
.notif-title{font-size:13px;font-weight:600;}
.notif-text{font-size:12px;color:var(--text-muted);margin-top:2px;line-height:1.5;}
.notif-time{font-size:11px;color:var(--text-muted);flex-shrink:0;margin-top:2px;}

/* ── CONTRACT ── */
.contract-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:all .2s;cursor:pointer;}
.contract-card:hover{border-color:var(--blue);box-shadow:var(--shadow);}
.cc-header{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.cc-icon{width:38px;height:38px;border-radius:10px;background:var(--blue-light);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;}
.cc-name{font-weight:700;font-size:13.5px;}
.cc-id{font-size:11px;color:var(--text-muted);}
.cc-meta{font-size:12px;color:var(--text-soft);display:flex;flex-direction:column;gap:3px;}

/* ── DEVICE CARD ── */
.device-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:15px;display:flex;gap:12px;align-items:flex-start;cursor:pointer;transition:all .2s;}
.device-card:hover{border-color:var(--blue);box-shadow:var(--shadow);}
.device-icon{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;}
.device-name{font-weight:700;font-size:13px;}
.device-meta{font-size:11.5px;color:var(--text-muted);margin-top:2px;line-height:1.6;}
.online-pulse{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--green);animation:pulse 2s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(0,184,122,.4)}50%{box-shadow:0 0 0 5px rgba(0,184,122,0)}}

/* ── TICKET ── */
.ticket-row{display:flex;gap:10px;align-items:center;padding:12px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .15s;}
.ticket-row:hover{background:var(--surface2);}
.ticket-prio{width:4px;height:36px;border-radius:4px;flex-shrink:0;}

/* ── SCROLLBAR ── */
::-webkit-scrollbar{width:5px;height:5px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:10px;}

/* ── RESPONSIVE ── */
@media(max-width:1200px){.stats-4,.stats-5{grid-template-columns:repeat(2,1fr);}}

/* ── Toast notifications ── */
.sn-toast{position:fixed;bottom:24px;right:24px;background:var(--navy);color:#fff;padding:12px 20px;border-radius:10px;font-size:13px;font-weight:500;opacity:0;transform:translateY(10px);transition:all .3s;z-index:9999;box-shadow:0 4px 20px rgba(13,26,94,0.3);max-width:320px;}
.sn-toast.show{opacity:1;transform:none;}
.sn-toast.sn-toast-error{background:var(--red);}
.sn-toast.sn-toast-success{background:var(--green);}

/* ── Loading state ── */
.loading-state{padding:60px;text-align:center;color:var(--text-muted);font-size:14px;}

/* ── Plans grid ── */
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}