:root{
    --navy:#071629;
    --navy2:#0e2035;
    --cyan:#13b8c7;
    --blue:#0f6fed;
    --bg:#f4f8fc;
    --card:#ffffff;
    --text:#13223a;
    --muted:#6c7b90;
    --line:#dfe7f0;
    --soft:#eaf5f8;
    --success:#e9f8ef;
    --error:#fdecec;
    --shadow:0 10px 30px rgba(20,52,84,.07);
}

*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:"Segoe UI",Arial,sans-serif;color:var(--text);background:
radial-gradient(circle at 85% 10%,rgba(19,184,199,.06),transparent 25%),
linear-gradient(180deg,#f8fbfe 0%,#f2f7fb 100%)}
a{color:inherit}

.topbar{
    height:86px;background:linear-gradient(90deg,#071629,#0b1b2f);
    color:#fff;display:flex;align-items:center;padding:0 28px;
    position:sticky;top:0;z-index:50;box-shadow:0 1px 0 rgba(255,255,255,.08)
}
.top-brand{display:flex;align-items:center;gap:10px;text-decoration:none;width:285px}
.brand-mark{
    width:46px;height:46px;border-radius:10px;background:var(--cyan);
    color:#052133;display:grid;place-items:center;font-size:34px;font-weight:900;
    font-family:Arial Black,sans-serif
}
.brand-copy strong{display:block;font-size:27px;line-height:1;font-weight:800;letter-spacing:-1px}
.brand-copy small{display:block;color:var(--cyan);font-weight:700;font-size:10px;letter-spacing:1.3px;margin-top:4px}
.product-name{font-size:21px;font-weight:700;padding-left:28px;border-left:1px solid rgba(255,255,255,.25)}
.product-name span{color:var(--cyan)}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:6px}
.top-link,.new-device{display:flex;align-items:center;gap:7px;text-decoration:none;padding:11px 13px;border-radius:9px;font-size:14px}
.top-link:hover{background:rgba(255,255,255,.08)}
.new-device{background:linear-gradient(135deg,#117ee7,#0c63cf);padding:13px 17px;margin-left:8px;font-weight:700;box-shadow:0 5px 16px rgba(0,100,220,.25)}

.app-shell{display:grid;grid-template-columns:260px minmax(0,1fr);min-height:calc(100vh - 86px)}
.sidebar{
    background:rgba(255,255,255,.92);border-right:1px solid var(--line);
    padding:26px 18px;position:sticky;top:86px;height:calc(100vh - 86px);
    display:flex;flex-direction:column
}
.sidebar-title{display:flex;align-items:center;gap:10px;padding:4px 9px 20px;border-bottom:1px solid var(--line);font-size:17px}
.sidebar-icon{color:var(--blue);font-size:21px}
.side-section{font-size:10px;color:#8290a4;letter-spacing:1.15px;margin:24px 10px 9px;font-weight:700}
.side-link{
    text-decoration:none;display:flex;align-items:center;gap:12px;padding:10px 12px;
    border-radius:9px;color:#40546f;margin:2px 0;font-size:14px
}
.side-link>span:first-child{width:22px;text-align:center;font-size:18px}
.side-link:hover{background:#f0f6fb;color:#0b5bb7}
.side-link.active{background:linear-gradient(90deg,#e1f2fb,#eef7fc);color:#075ec8;font-weight:700}
.side-info{margin-top:auto;padding:16px 12px;border-top:1px solid var(--line);color:var(--muted)}
.mini-logo-wrap{background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;margin-bottom:9px}
.mini-logo-wrap img{display:block;width:100%;height:44px;object-fit:contain}
.side-info small{display:block;font-weight:700;color:#344b66}
.side-info span{font-size:11px}

.content{padding:34px 38px 60px;max-width:1500px;width:100%;margin:0 auto}

.page-heading{display:flex;align-items:center;gap:16px;margin-bottom:24px;position:relative}
.page-heading h1{margin:0 0 4px;font-size:30px;letter-spacing:-.5px}
.page-heading p{margin:0;color:var(--muted)}
.heading-icon{
    width:58px;height:58px;border-radius:12px;background:linear-gradient(145deg,#e6f6f8,#e8f1fe);
    color:var(--blue);display:grid;place-items:center;font-size:25px;font-weight:800
}
.heading-action{margin-left:auto}

.hero-panel{
    min-height:410px;background:
    radial-gradient(circle at 50% 0%,rgba(19,184,199,.08),transparent 45%),
    linear-gradient(180deg,#fff 0%,#f7fcff 100%);
    border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);
    display:flex;flex-direction:column;align-items:center;justify-content:center;padding:42px 25px;
    position:relative;overflow:hidden;margin-bottom:24px
}
.hero-panel:before,.hero-panel:after{
    content:"";position:absolute;left:-10%;right:-10%;height:160px;border-radius:50%;
    background:rgba(19,184,199,.045);bottom:-100px;transform:rotate(-3deg)
}
.hero-panel:after{bottom:-130px;transform:rotate(4deg);background:rgba(15,111,237,.035)}
.hero-badge{
    width:76px;height:76px;border:7px solid var(--cyan);border-radius:24px 24px 32px 32px;
    color:var(--cyan);display:grid;place-items:center;font-size:40px;font-weight:800;
    transform:rotate(45deg);margin-bottom:18px
}
.hero-badge::first-letter{transform:rotate(-45deg)}
.hero-brand{display:flex;align-items:baseline;gap:18px;z-index:1}
.hero-brand strong{font-size:58px;letter-spacing:-3px;color:var(--navy);line-height:1}
.hero-brand span{font-size:52px;font-weight:300;letter-spacing:8px;color:var(--cyan)}
.hero-tagline{margin:12px 0 26px;letter-spacing:7px;font-size:13px;color:#3d526e;z-index:1}
.hero-tagline b{color:var(--cyan);margin:0 4px}
.hero-search,.big-search{
    width:min(780px,92%);display:flex;align-items:center;background:#fff;border:1px solid #d9e5ef;
    border-radius:999px;padding:7px 8px 7px 18px;box-shadow:0 10px 26px rgba(19,50,80,.09);z-index:1
}
.hero-search input,.big-search input{border:0;outline:0;flex:1;font-size:16px;padding:10px;background:transparent}
.search-icon,.big-search>span{font-size:22px;color:#29445e}
.hero-search button,.big-search button{border:0;border-radius:999px;background:linear-gradient(135deg,#0a8dd2,#0b6bdd);color:#fff;padding:12px 30px;font-size:15px;font-weight:700;cursor:pointer}
.search-help{z-index:1;color:#73849a;font-size:12px;margin:12px 0 0}

.metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin:0 0 24px}
.metric-card{
    background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);
    padding:18px 20px;display:flex;gap:16px;align-items:center;text-decoration:none
}
.metric-card:hover{transform:translateY(-2px);transition:.18s;box-shadow:0 14px 32px rgba(20,52,84,.11)}
.metric-icon{width:52px;height:52px;border-radius:50%;background:#e9f7f9;color:#079cb1;display:grid;place-items:center;font-size:23px;font-weight:700}
.metric-card span{display:block;color:#4c617b;font-size:13px;font-weight:700}
.metric-card strong{font-size:28px;display:inline-block;margin:2px 10px 0 0}
.metric-card small{color:var(--muted)}

.content-card{
    background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);
    padding:22px;margin-bottom:22px
}
.card-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:17px}
.card-heading h2,.content-card h2{margin:0 0 4px;font-size:18px}
.card-heading p{margin:0;color:var(--muted)}

.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:0;border-radius:9px;padding:10px 15px;font:inherit;font-weight:700;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,#0a8dd2,#0b69dc);color:white;box-shadow:0 5px 14px rgba(11,105,220,.18)}
.btn-secondary{background:#eaf1f8;color:#34506e}
.btn-ghost{background:transparent;color:#66788c;border:1px solid var(--line)}
.button-row,.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}
table{width:100%;border-collapse:collapse}
th,td{padding:13px 15px;text-align:left;border-bottom:1px solid #edf1f5;white-space:nowrap}
th{background:#f8fafc;color:#718096;font-size:11px;text-transform:uppercase;letter-spacing:.65px}
tbody tr:hover{background:#f8fbfd}
tbody tr:last-child td{border-bottom:0}
.id-link,.strong-link,.row-action{color:#0865c8;text-decoration:none;font-weight:700}
.right{text-align:right}
.count-pill{display:inline-flex;min-width:34px;justify-content:center;background:#ecf5fd;color:#1368ba;border-radius:999px;padding:4px 10px;font-size:12px;font-weight:700}
.empty{text-align:center;color:var(--muted);padding:32px}
.mono{font-family:Consolas,"Courier New",monospace}

.form-card{max-width:1050px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
label{display:block;font-size:12px;font-weight:700;color:#40536b;margin-bottom:16px}
input,select,textarea{
    width:100%;padding:11px 12px;border:1px solid #d5e0ea;border-radius:8px;background:#fff;
    font:inherit;color:var(--text);margin-top:6px
}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(15,111,237,.1);border-color:#5b9ce8}
.detail-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--line);border-radius:10px;overflow:hidden}
.detail-grid>div{padding:18px;border-bottom:1px solid var(--line)}
.detail-grid>div:nth-child(odd){border-right:1px solid var(--line)}
.detail-grid .wide{grid-column:1/-1;border-right:0}
.detail-grid span{display:block;font-size:10px;letter-spacing:.7px;color:#8190a3;text-transform:uppercase;margin-bottom:6px}
.detail-grid strong a{color:#0865c8;text-decoration:none}

.search-card{padding:26px}.big-search{width:100%;box-shadow:none}
.info-box{display:flex;gap:14px;padding:16px;background:#f1f9fc;border:1px solid #d6edf2;border-radius:10px;margin:10px 0 20px}
.info-icon{width:30px;height:30px;min-width:30px;border-radius:50%;display:grid;place-items:center;background:#d8f1f5;color:#0597ab;font-weight:800}
.info-box ul{margin:8px 0 0;padding-left:20px;color:#5f7186}.info-box li{margin:5px 0}
.warning-list div{padding:10px 0;border-bottom:1px solid var(--line)}.warning-list div:last-child{border-bottom:0}
.flash{padding:12px 15px;border-radius:9px;margin-bottom:18px;border:1px solid transparent}
.flash.success{background:var(--success);border-color:#bee9cd}.flash.error{background:var(--error);border-color:#f2caca}
.import-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.page-actions{margin-bottom:22px}

@media(max-width:1180px){
    .top-link span{display:none}.top-brand{width:220px}.product-name{display:none}
    .app-shell{grid-template-columns:210px 1fr}
    .metric-grid{grid-template-columns:1fr 1fr}
    .hero-brand strong{font-size:48px}.hero-brand span{font-size:39px}
}
@media(max-width:820px){
    .sidebar{display:none}.app-shell{grid-template-columns:1fr}.content{padding:22px 16px}
    .topbar{padding:0 14px}.top-brand{width:auto}.brand-copy{display:none}
    .new-device{font-size:0}.new-device::after{content:"＋";font-size:20px}
    .metric-grid,.import-grid,.form-grid,.detail-grid{grid-template-columns:1fr}
    .detail-grid>div{border-right:0!important}
    .hero-brand{flex-direction:column;align-items:center;gap:3px}.hero-brand span{font-size:32px}
    .hero-brand strong{font-size:43px}.hero-tagline{letter-spacing:3px}
    .page-heading{align-items:flex-start;flex-wrap:wrap}.heading-action{margin-left:74px}
}


/* v5 login / authentication */
.user-menu{display:flex;align-items:center;gap:9px;margin-left:8px;padding-left:12px;border-left:1px solid rgba(255,255,255,.18)}
.user-name{font-size:12px;color:#c7d5e5;font-weight:700}
.user-menu form{margin:0}
.logout-button{border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;border-radius:8px;padding:8px 10px;font:inherit;font-size:12px;cursor:pointer}
.logout-button:hover{background:rgba(255,255,255,.12)}

.login-body{min-height:100vh;background:radial-gradient(circle at 15% 20%,rgba(19,184,199,.16),transparent 28%),radial-gradient(circle at 85% 80%,rgba(15,111,237,.11),transparent 28%),linear-gradient(135deg,#061527 0%,#0a2038 48%,#eef8fc 48%,#f8fbfd 100%)}
.login-page{min-height:100vh;display:grid;grid-template-columns:1fr 520px;align-items:center;max-width:1250px;margin:0 auto;padding:50px 34px;gap:70px}
.login-brand-panel{color:#fff;padding:30px}
.login-brand-mark{width:76px;height:76px;border-radius:17px;background:linear-gradient(135deg,#19c3cd,#0da4bd);color:#062239;display:grid;place-items:center;font:900 55px/1 Arial Black,sans-serif;box-shadow:0 18px 45px rgba(0,185,200,.2)}
.login-product{display:flex;align-items:baseline;gap:12px;margin-top:28px}
.login-product strong{font-size:58px;letter-spacing:-3px}
.login-product span{font-size:38px;color:#19c3cd;font-weight:300;letter-spacing:1px}
.login-brand-panel p{max-width:540px;color:#b7c8d9;font-size:17px;line-height:1.7}
.login-tagline{color:#19c3cd;font-weight:800;letter-spacing:3px;font-size:11px;margin-top:26px}
.login-card{background:#fff;border:1px solid #dce6ef;border-radius:20px;padding:42px;box-shadow:0 25px 70px rgba(7,22,41,.18)}
.login-lock{width:58px;height:58px;border-radius:14px;background:linear-gradient(145deg,#e6f8f9,#e7f1fd);color:#0b78dc;display:grid;place-items:center;font-size:28px;font-weight:900;margin-bottom:20px}
.login-card h1{font-size:31px;margin:0 0 7px}
.login-card>p{color:#74869b;margin:0 0 27px}
.login-card label{font-size:12px;margin-bottom:18px}
.login-card input{padding:13px 14px;margin-top:7px}
.login-submit{width:100%;padding:13px;margin-top:7px;font-size:15px}
.login-security{display:block;text-align:center;color:#8392a4;margin-top:20px}
@media(max-width:900px){.login-body{background:linear-gradient(180deg,#07182b 0,#0d263f 38%,#f5f9fc 38%)}.login-page{grid-template-columns:1fr;gap:20px;padding:28px 18px}.login-brand-panel{padding:15px 8px;text-align:center}.login-brand-mark{margin:0 auto;width:60px;height:60px;font-size:43px}.login-product{justify-content:center;margin-top:15px}.login-product strong{font-size:39px}.login-product span{font-size:29px}.login-brand-panel p{display:none}.login-tagline{margin-top:8px}.login-card{padding:28px}}