/* ===== SMKN6-NetMon Dashboard — Hybrid Design System ===== */
/* Linear dark + Grafana layout + LibreNMS data viz + Uptime Kuma heartbeat */

:root {
  --bg-base: #08090a;
  --bg-panel: #0f1011;
  --bg-card: #191a1b;
  --bg-hover: #232527;
  --border: rgba(255,255,255,0.08);
  --border-subtle: rgba(255,255,255,0.05);
  --text-primary: #f7f8f8;
  --text-secondary: #d0d6e0;
  --text-muted: #8a8f98;
  --accent: #1E40AF;
  --accent-hover: #2955CC;
  --accent-soft: rgba(30,64,175,0.15);
  --up: #27a644;
  --warn: #facc15;
  --down: #f87171;
  --traffic-in: #3ecf8e;
  --traffic-out: #608aff;
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 200ms cubic-bezier(0.4,0,0.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg-base);color:var(--text-primary);font-size:14px;line-height:1.5;font-feature-settings:'cv01','ss03';-webkit-font-smoothing:antialiased}
::selection{background:var(--accent-soft)}
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.1);border-radius:3px}

/* ===== SIDEBAR ===== */
.sidebar{position:fixed;left:0;top:0;bottom:0;width:60px;background:var(--bg-panel);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;padding:12px 0;z-index:100;transition:transform var(--transition)}
.sidebar-logo{margin-bottom:20px;color:var(--accent);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);background:var(--accent-soft)}
.sidebar-logo svg{width:20px;height:20px}
.nav-item{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;transition:all var(--transition);margin-bottom:4px;position:relative}
.nav-item:hover{background:rgba(255,255,255,0.05);color:var(--text-secondary)}
.nav-item.active{background:var(--accent-soft);color:var(--text-primary)}
.nav-item.active::before{content:'';position:absolute;left:-12px;top:50%;transform:translateY(-50%);width:3px;height:20px;background:var(--accent);border-radius:0 2px 2px 0}
.nav-item svg{width:18px;height:18px}
.sidebar-bottom{margin-top:auto}

/* ===== MAIN ===== */
.main{margin-left:60px;padding:0;min-height:100vh}

/* ===== HEADER ===== */
.header{position:sticky;top:0;z-index:50;background:rgba(8,9,10,0.8);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);padding:12px 24px;display:flex;align-items:center;justify-content:space-between}
.header-left{display:flex;align-items:center;gap:12px}
.header h1{font-size:16px;font-weight:510;letter-spacing:-0.02em}
.header-right{display:flex;align-items:center;gap:12px}
.search-box{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,0.03);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:6px 12px;color:var(--text-muted);font-size:13px;cursor:pointer;transition:all var(--transition)}
.search-box:hover{border-color:var(--border);background:rgba(255,255,255,0.05)}
.search-box svg{width:14px;height:14px}
.search-box kbd{font-size:11px;background:rgba(255,255,255,0.05);padding:1px 5px;border-radius:3px;border:1px solid var(--border-subtle);font-family:inherit}
.status-badge{display:flex;align-items:center;gap:6px;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:500}
.status-badge.online{background:rgba(39,166,68,0.1);color:var(--up);border:1px solid rgba(39,166,68,0.2)}
.status-badge.offline{background:rgba(248,113,113,0.1);color:var(--down);border:1px solid rgba(248,113,113,0.2)}
.status-badge .dot{width:6px;height:6px;border-radius:50%}
.status-badge.online .dot{background:var(--up);animation:pulse 2s infinite}
.status-badge.offline .dot{background:var(--down)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.4}}
.icon-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-sm);color:var(--text-muted);cursor:pointer;transition:all var(--transition);background:transparent;border:none}
.icon-btn:hover{background:rgba(255,255,255,0.05);color:var(--text-secondary)}
.icon-btn svg{width:16px;height:16px}
.refresh-text{font-size:11px;color:var(--text-muted)}

/* ===== PAGE SWITCHING (SPA) ===== */
.page{display:none;animation:fadeIn 200ms ease}
.page.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

/* ===== KPI CARDS ===== */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:24px}
.kpi-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:4px;transition:all var(--transition)}
.kpi-card:hover{border-color:rgba(255,255,255,0.12);background:var(--bg-hover)}
.kpi-icon{margin-bottom:4px}
.kpi-icon svg{width:18px;height:18px}
.kpi-value{font-size:24px;font-weight:600;letter-spacing:-0.03em;color:var(--text-primary);line-height:1.1;font-variant-numeric:tabular-nums}
.kpi-label{font-size:11px;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted);line-height:1.4}

/* ===== CONTENT ===== */
.content{padding:24px;max-width:1600px;margin:0 auto;width:100%}
.section-label{font-size:11px;font-weight:510;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);margin-bottom:12px;display:flex;align-items:center;gap:8px}
.section-label svg{width:14px;height:14px}

/* ===== GLASS CARD ===== */
.glass-card{
  background:rgba(255,255,255,0.03);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(255,255,255,0.06);
  border-radius:var(--radius);
  padding:20px;
  transition:all .3s ease;
  position:relative;
  overflow:hidden
}
.glass-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent)
}
.glass-card:hover{transform:translateY(-3px);box-shadow:0 8px 32px rgba(0,0,0,0.3)}

/* ===== ROW TOP: HERO + VITALS ===== */
.row-top{display:grid;grid-template-columns:1.5fr 1fr;gap:16px;margin-bottom:16px;align-items:stretch}
.row-top .hero-strip{margin-bottom:0;height:100%;display:flex;align-items:center}
.row-top .hero-strip .hero-content{width:100%}
.vitals-mini.glass-card{display:flex;flex-direction:column;justify-content:space-between;height:100%}
.vitals-mini .vitals-grid{display:flex;align-items:center;justify-content:center;gap:48px;flex:1}
.vitals-mini .vital-item{flex:0 0 auto}

/* ===== HERO STRIP ===== */
.hero-strip{
  position:relative;
  background:linear-gradient(135deg,rgba(62,207,135,0.06),rgba(96,138,255,0.06),rgba(250,204,21,0.04));
  border:1px solid rgba(255,255,255,0.06);
  border-radius:var(--radius);
  padding:20px 24px;
  margin-bottom:16px;
  overflow:hidden;
  animation:slide-up .5s ease-out
}
.hero-glow{
  position:absolute;top:-50%;right:-10%;width:300px;height:300px;
  background:radial-gradient(circle,rgba(62,207,135,0.08),transparent 70%);
  pointer-events:none
}
.hero-content{position:relative;z-index:1}
.hero-label{
  font-size:11px;letter-spacing:0.1em;color:var(--text-muted);
  text-transform:uppercase;font-weight:600;margin-bottom:14px;
  display:flex;align-items:center;gap:8px
}
.live-dot{
  width:8px;height:8px;border-radius:50%;background:var(--up);
  box-shadow:0 0 8px var(--up);
  animation:pulse-dot 1.5s ease-in-out infinite
}
.hero-row{display:flex;align-items:stretch;justify-content:space-between;flex-wrap:nowrap}
.hero-stat{display:flex;flex-direction:column;align-items:center;gap:2px;padding:0 12px;flex:1}
.hero-divider{width:1px;background:rgba(255,255,255,0.08);margin:4px 0}
.hero-tag{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:6px}
.hero-num{font-size:18px;font-weight:700;letter-spacing:-0.03em;color:var(--text-primary);font-variant-numeric:tabular-nums}
.hero-sub{font-size:10px;color:var(--text-muted);margin-bottom:8px}
.dl-color{color:var(--traffic-in)}
.ul-color{color:var(--traffic-out)}

/* ===== NETINFO STRIP ===== */
.netinfo-strip{
  display:flex;gap:0;margin-bottom:16px;
  background:rgba(255,255,255,0.02);
  border:1px solid rgba(255,255,255,0.05);
  border-radius:var(--radius);overflow:hidden;
  animation:slide-up .4s ease-out .2s both
}
.netinfo-item{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:14px 8px;position:relative;
  border-right:1px solid rgba(255,255,255,0.04)
}
.netinfo-item:last-child{border-right:none}
.netinfo-item svg{width:16px;height:16px}
.netinfo-val{font-size:20px;font-weight:600;color:var(--text-primary);font-variant-numeric:tabular-nums}
.netinfo-label{font-size:10px;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em}
.netinfo-item .dhcp-bar-wrap{width:60%;margin-top:2px}

/* ===== SPLIT LAYOUT ===== */
.split-layout{display:grid;grid-template-columns:1.3fr 1fr;gap:16px;margin-bottom:16px;align-items:stretch}
.split-left,.split-right{display:flex;flex-direction:column}
.chart-card-fill{display:flex;flex-direction:column;height:100%}
.chart-wrap-flex{flex:1;position:relative;width:100%;min-height:200px}
.chart-wrap-flex canvas{position:absolute;top:0;left:0;width:100%!important;height:100%!important}

/* ===== ANIMATIONS ===== */
@keyframes slide-up{
  from{opacity:0;transform:translateY(16px)}
  to{opacity:1;transform:translateY(0)}
}
@keyframes pulse-dot{
  0%,100%{opacity:1;box-shadow:0 0 8px var(--up)}
  50%{opacity:0.4;box-shadow:0 0 16px var(--up)}
}
@keyframes shimmer{
  0%{transform:translateX(-100%)}
  100%{transform:translateX(100%)}
}
.count-anim{transition:color .2s ease}

/* ===== BENTO GRID — ISP TILES ===== */
.bento-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:24px}
.isp-tile{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;transition:all var(--transition);cursor:pointer;position:relative;overflow:hidden}
.isp-tile:hover{border-color:rgba(255,255,255,0.12);background:var(--bg-hover);transform:translateY(-1px)}
.isp-tile.warn{border-color:rgba(250,204,21,0.2)}
.isp-tile.down{border-color:rgba(248,113,113,0.2)}
.isp-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.isp-name{font-size:12px;font-weight:510;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em}
.isp-status{width:6px;height:6px;border-radius:50%;background:var(--up)}
.isp-status.warn{background:var(--warn)}
.isp-status.down{background:var(--down)}
.isp-rate{font-size:22px;font-weight:600;letter-spacing:-0.03em;color:var(--text-primary);line-height:1.1}
.isp-rate .unit{font-size:12px;font-weight:400;color:var(--text-muted);margin-left:2px}
.isp-sub{font-size:11px;color:var(--text-muted);margin-top:2px;display:flex;align-items:center;gap:4px}
.isp-sub .upload{color:var(--traffic-out)}
.sparkline{margin-top:8px;height:24px;display:flex;align-items:flex-end;gap:2px}
.spark-bar{flex:1;border-radius:1px;min-height:2px;opacity:0.6;transition:opacity var(--transition)}
.isp-tile:hover .spark-bar{opacity:0.9}

/* ===== CHART CARD ===== */
.chart-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:24px}
.chart-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;flex-wrap:wrap;gap:8px}
.chart-title{font-size:14px;font-weight:510;color:var(--text-primary)}
.chart-legend{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.legend-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted)}
.legend-dot{width:8px;height:8px;border-radius:2px}
.time-tabs{display:flex;gap:2px;background:rgba(255,255,255,0.03);border-radius:var(--radius-sm);padding:2px}
.time-tab{padding:4px 10px;font-size:12px;color:var(--text-muted);cursor:pointer;border-radius:4px;transition:all var(--transition);border:none;background:transparent;font-family:inherit}
.time-tab:hover{color:var(--text-secondary)}
.time-tab.active{background:rgba(255,255,255,0.06);color:var(--text-primary)}
.chart-wrap{height:240px;position:relative}

/* ===== TWO COL ===== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}

/* ===== VITALS ===== */
.vitals-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.vitals-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:12px}
.vital-item{display:flex;flex-direction:column;align-items:center;gap:8px}
.gauge{position:relative;width:80px;height:80px}
.gauge svg{transform:rotate(-90deg)}
.gauge-bg{fill:none;stroke:rgba(255,255,255,0.06);stroke-width:6}
.gauge-fill{fill:none;stroke-width:6;stroke-linecap:round;transition:stroke-dashoffset 1s ease}
.gauge-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-size:16px;font-weight:600;color:var(--text-primary)}
.vital-label{font-size:11px;text-transform:uppercase;letter-spacing:0.05em;color:var(--text-muted)}
.vital-info{display:flex;justify-content:space-between;padding:6px 0;font-size:12px;color:var(--text-muted);border-top:1px solid var(--border-subtle)}
.vital-info span:last-child{color:var(--text-secondary);font-weight:500}

/* ===== HEARTBEAT ===== */
.heartbeat-row{display:flex;align-items:center;gap:8px;padding:6px 0}
.heartbeat-label{font-size:12px;color:var(--text-secondary);width:50px;flex-shrink:0;font-weight:500}
.heartbeat-bars{display:flex;gap:1px;flex:1;height:18px}
.hb-bar{flex:1;border-radius:1px;transition:all var(--transition)}
.hb-bar.up{background:var(--up);opacity:0.7}
.hb-bar.up:hover{opacity:1}
.hb-bar.warn{background:var(--warn);opacity:0.7}
.hb-bar.down{background:var(--down);opacity:0.7}
.hb-bar.none{background:rgba(255,255,255,0.04)}
.heartbeat-stat{font-size:11px;color:var(--text-muted);width:45px;text-align:right;flex-shrink:0}

/* ===== TABLE ===== */
.table-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:24px}
.table-toolbar{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-subtle)}
.table-title{font-size:14px;font-weight:510}
.table-actions{display:flex;gap:8px;align-items:center}
.table-search{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,0.03);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);padding:5px 10px}
.table-search svg{width:13px;height:13px;color:var(--text-muted)}
.table-search input{background:none;border:none;outline:none;color:var(--text-secondary);font-size:12px;font-family:inherit;width:140px}
.table-search input::placeholder{color:var(--text-muted)}
.filter-btn{padding:5px 10px;font-size:12px;color:var(--text-muted);border-radius:var(--radius-sm);border:1px solid var(--border-subtle);background:rgba(255,255,255,0.02);cursor:pointer;transition:all var(--transition);font-family:inherit;display:flex;align-items:center;gap:4px}
.filter-btn:hover{color:var(--text-secondary);border-color:var(--border)}
.filter-btn svg{width:13px;height:13px}
table{width:100%;border-collapse:collapse}
th{text-align:left;padding:10px 16px;font-size:11px;font-weight:510;color:var(--text-muted);text-transform:uppercase;letter-spacing:0.05em;border-bottom:1px solid var(--border-subtle);white-space:nowrap}
td{padding:10px 16px;font-size:13px;border-bottom:1px solid var(--border-subtle);color:var(--text-secondary)}
tr:hover td{background:rgba(255,255,255,0.02)}
td .num{font-variant-numeric:tabular-nums;font-weight:500;color:var(--text-primary)}
.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:500}
.badge-cake{background:rgba(30,64,175,0.15);color:#608aff}
.badge-default{background:rgba(255,255,255,0.05);color:var(--text-muted)}
.util-bar{display:inline-flex;align-items:center;gap:6px}
.util-track{width:50px;height:4px;background:rgba(255,255,255,0.06);border-radius:2px;overflow:hidden}
.util-fill{height:100%;border-radius:2px;transition:width var(--transition)}

/* ===== COMPARISON ===== */
.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
.comp-box{border-radius:var(--radius-sm);padding:14px}
.comp-cake{border:1px solid rgba(30,64,175,0.2);background:rgba(30,64,175,0.05)}
.comp-simple{border:1px solid var(--border-subtle);background:rgba(255,255,255,0.02)}
.comp-title{font-size:12px;font-weight:510;text-transform:uppercase;letter-spacing:0.05em;margin-bottom:10px;display:flex;align-items:center;gap:6px}
.comp-cake .comp-title{color:#608aff}
.comp-simple .comp-title{color:var(--text-muted)}
.comp-stat{display:flex;justify-content:space-between;padding:4px 0;font-size:12px}
.comp-stat span:first-child{color:var(--text-muted)}
.comp-stat span:last-child{color:var(--text-primary);font-weight:500;font-variant-numeric:tabular-nums}

/* ===== SKELETON LOADING ===== */
.skeleton{background:linear-gradient(90deg,rgba(255,255,255,0.03) 25%,rgba(255,255,255,0.06) 50%,rgba(255,255,255,0.03) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}
.loading-text{color:var(--text-muted);text-align:center;padding:20px;font-size:13px}

/* ===== COLOR UTILITIES ===== */
.tag-up{color:var(--up)}
.tag-warn{color:var(--warn)}
.tag-down{color:var(--down)}

/* ===== PER-CORE CPU GRID ===== */
.per-core-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:4px}
.core-cell{display:flex;flex-direction:column;align-items:center;gap:2px}
.core-bar{width:100%;height:24px;background:rgba(255,255,255,0.04);border-radius:3px;overflow:hidden;position:relative}
.core-bar-fill{position:absolute;bottom:0;left:0;right:0;border-radius:3px;transition:height 0.5s ease}
.core-label{font-size:9px;color:var(--text-muted)}

/* ===== DHCP BAR ===== */
.dhcp-bar-wrap{width:100%;height:4px;background:rgba(255,255,255,0.06);border-radius:2px;margin-top:6px;overflow:hidden}
.dhcp-bar-fill{height:100%;background:var(--accent);border-radius:2px;transition:width 0.5s ease}

/* ===== ACTIVITY FEED ===== */
.activity-feed{max-height:300px;overflow-y:auto;padding:8px}
.activity-item{display:flex;align-items:flex-start;gap:8px;padding:6px 12px;border-bottom:1px solid var(--border-subtle);font-size:12px}
.activity-item:hover{background:rgba(255,255,255,0.02)}
.activity-time{color:var(--text-muted);font-size:11px;flex-shrink:0;width:50px}
.activity-topic{font-size:10px;padding:1px 5px;border-radius:3px;background:var(--accent-soft);color:var(--accent);flex-shrink:0;text-transform:uppercase;letter-spacing:0.03em}
.activity-topic.warn{background:rgba(250,204,21,0.1);color:var(--warn)}
.activity-topic.error{background:rgba(248,113,113,0.1);color:var(--down)}
.activity-msg{color:var(--text-secondary);word-break:break-word}

/* ===== TOP INTERFACES BAR ===== */
.top-iface-row{display:flex;align-items:center;gap:8px;padding:4px 0}
.top-iface-name{font-size:12px;color:var(--text-secondary);min-width:0;width:40%;flex:0 0 40%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-iface-bar{flex:1;height:18px;background:rgba(255,255,255,0.04);border-radius:3px;overflow:hidden}
.top-iface-fill{height:100%;border-radius:3px;transition:width 0.5s ease;display:flex;align-items:center;padding-left:6px}
.top-iface-val{font-size:11px;color:var(--text-muted);width:70px;text-align:right;flex-shrink:0;font-variant-numeric:tabular-nums}

/* ===== TRAFFIC DIST BAR ===== */
.traffic-dist-row{display:flex;align-items:center;gap:8px;padding:4px 0}
.traffic-dist-name{font-size:12px;color:var(--text-secondary);width:60px;flex-shrink:0}
.traffic-dist-bar{flex:1;height:18px;background:rgba(255,255,255,0.04);border-radius:3px;overflow:hidden}
.traffic-dist-fill{height:100%;border-radius:3px;transition:width 0.5s ease}
.traffic-dist-val{font-size:11px;color:var(--text-muted);width:50px;text-align:right;flex-shrink:0}

/* ===== MOBILE ===== */
.mobile-toggle{display:none}
.sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:99;opacity:0;pointer-events:none;transition:opacity var(--transition)}
.sidebar-overlay.show{opacity:1;pointer-events:auto}

/* Global touch improvements */
*{-webkit-tap-highlight-color:transparent}
.nav-item,.icon-btn,.filter-btn,.time-tab{min-height:44px;min-width:44px}

/* ===== TABLET (768-1024px) ===== */
@media(max-width:1024px){
  .content{padding:20px}
  .bento-grid{grid-template-columns:repeat(3,1fr)}
  .kpi-grid{grid-template-columns:repeat(4,1fr)}
  .kpi-value{font-size:22px}
  .row-top{grid-template-columns:1fr 220px}
  .vitals-mini .gauge svg, .vitals-mini .gauge{width:70px;height:70px}
}

/* ===== MOBILE (≤768px) ===== */
@media(max-width:768px){
  .sidebar{transform:translateX(-100%);box-shadow:4px 0 24px rgba(0,0,0,0.3)}
  .sidebar.open{transform:translateX(0)}
  .sidebar.open ~ .sidebar-overlay{display:block}
  .main{margin-left:0}
  .mobile-toggle{display:flex}
  .content{padding:16px 12px;padding-top:env(safe-area-inset-top,0)}
  
  .row-top{grid-template-columns:1fr;gap:12px}
  .hero-row{display:grid;grid-template-columns:1fr 1px 1fr;row-gap:20px;justify-items:center}
  .hero-divider:nth-child(2){display:block}
  .hero-divider:nth-child(4){display:none}
  .hero-divider:nth-child(6){display:block}
  .hero-stat{padding:0 8px;width:100%}
  .vitals-mini.glass-card{padding:16px}
  .vitals-mini .vitals-grid{display:flex;flex-direction:row;justify-content:center;gap:32px;margin:16px 0;flex:none}
  .split-layout{grid-template-columns:1fr}
  /* KPI: 2-col on mobile */
  .kpi-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .kpi-card{padding:12px}
  .kpi-value{font-size:20px}
  .kpi-label{font-size:10px}
  .kpi-icon svg{width:16px;height:16px}
  /* ISP tiles: 2-col */
  .bento-grid{grid-template-columns:repeat(2,1fr);gap:8px}
  .isp-tile{padding:12px}
  .isp-rate{font-size:18px}
  /* Stack two-col sections */
  .two-col{grid-template-columns:1fr;gap:16px}
  .comparison-grid{grid-template-columns:1fr}
  /* Tables: horizontal scroll instead of hiding columns */
  .table-card{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .table-card table{min-width:600px}
  th,td{padding:8px 12px;font-size:12px}
  /* Chart heights */
  .chart-wrap{height:200px}
  .chart-header{flex-direction:column;align-items:flex-start;gap:8px}
  /* Search */
  .search-box span,.search-box kbd{display:none}
  .table-search input{width:100px}
  /* Vitals grid: stack on very narrow */
  .vitals-grid{grid-template-columns:1fr 1fr;gap:12px}
  .header h1{font-size:14px}
  .refresh-text{font-size:10px}
  /* Top interfaces responsive */
  .top-iface-name{width:40%;flex:0 0 40%}
  .top-iface-val{width:60px;font-size:10px}
  /* Activity feed */
  .activity-feed{max-height:200px}
}

/* ===== MINI (≤480px) ===== */
@media(max-width:480px){
  .content{padding:12px 8px}
  .kpi-grid{grid-template-columns:repeat(2,1fr);gap:6px}
  .kpi-card{padding:10px}
  .kpi-value{font-size:18px}
  .kpi-label{font-size:9px;letter-spacing:0.03em}
  .bento-grid{grid-template-columns:1fr 1fr;gap:6px}
  .isp-tile{padding:10px}
  .isp-rate{font-size:16px}
  .isp-name{font-size:11px}
  .vitals-grid{grid-template-columns:1fr;gap:12px}
  .chart-wrap{height:180px}
  .header{padding:8px}
  .header h1{font-size:13px}
  .header-right{gap:8px}
  .status-badge{font-size:11px;padding:4px 8px}
  /* Top interfaces: smaller */
  .top-iface-name{font-size:11px;width:45%;flex:0 0 45%}
  .top-iface-val{width:55px;font-size:10px}
  /* New layout responsive */
  .period-grid{grid-template-columns:1fr 1fr 1fr;gap:8px}
  .period-card{padding:12px}
  .period-val{font-size:15px}
  .hero-num{font-size:16px}
  .netinfo-val{font-size:14px}
  .netinfo-label{font-size:9px}
  .vitals-mini .gauge svg, .vitals-mini .gauge{width:64px;height:64px}
  .vitals-mini .gauge-text{font-size:12px}
}
  .heartbeat-label{width:40px;font-size:11px}
  .heartbeat-stat{width:40px;font-size:10px}
  /* Gauges */
  .gauge{width:64px;height:64px}
  .gauge svg{width:64px;height:64px}
  .gauge-text{font-size:14px}
  /* Table cells */
  th,td{padding:6px 8px;font-size:11px}
  .section-label{font-size:10px}
}