:root{--bg:#0b1220;--panel:#111827;--panel2:#182234;--text:#e5e7eb;--text-strong:#ffffff;--muted:#94a3b8;--line:#293548;--primary:#38bdf8;--danger:#ef4444;--success:#22c55e;--shadow:0 10px 30px rgba(0,0,0,.2);--nav-bg:#0d1628;--nav-link:#dbeafe;--nav-hover:#1e293b;--input-bg:#0b1220;--input-text:#f8fafc;--input-border:#334155;--th-bg:#111827;--th-text:#7dd3fc;--kpi-small:#7dd3fc}
[data-theme="light"]{--bg:#f1f5f9;--panel:#ffffff;--panel2:#f8fafc;--text:#1e293b;--text-strong:#0f172a;--muted:#64748b;--line:#e2e8f0;--primary:#0284c7;--danger:#dc2626;--success:#16a34a;--shadow:0 10px 26px rgba(15,23,42,.08);--nav-bg:#ffffff;--nav-link:#0f172a;--nav-hover:#e2e8f0;--input-bg:#ffffff;--input-text:#0f172a;--input-border:#cbd5e1;--th-bg:#f1f5f9;--th-text:#0369a1;--kpi-small:#0369a1}
*{box-sizing:border-box}body{margin:0;font-family:Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;transition:background .2s ease,color .2s ease}.container{max-width:1380px;margin:auto;padding:24px}.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 24px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.topbar-actions{display:flex;gap:10px;align-items:center}.theme-toggle{border:1px solid var(--line);background:var(--nav-hover);color:var(--text);border-radius:9px;padding:8px 14px;cursor:pointer;font:inherit;display:inline-flex;align-items:center;gap:6px}.theme-toggle:hover{opacity:.85}.nav{display:flex;gap:8px;flex-wrap:wrap;padding:10px 24px;background:var(--nav-bg);border-bottom:1px solid var(--line)}.nav a{color:var(--nav-link);text-decoration:none;padding:8px 12px;border-radius:8px;transition:background .15s ease,color .15s ease}.nav a:hover{background:var(--nav-hover)}.nav a.active{background:var(--primary);color:#062033;font-weight:700}.muted{color:var(--muted)}.page-head{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:18px}.page-head h1,h1{margin:.2em 0}.card{background:linear-gradient(145deg,var(--panel),var(--panel2));border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow);margin-bottom:18px}.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:18px}.kpi{display:flex;flex-direction:column;min-height:125px;justify-content:center}.kpi span{color:var(--muted)}.kpi strong{font-size:2rem;color:var(--text-strong);margin:6px 0}.kpi small{color:var(--kpi-small)}.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.btn{border:0;border-radius:9px;padding:10px 16px;cursor:pointer;text-decoration:none;display:inline-block;font:inherit;background:var(--nav-hover);color:var(--text)}.btn.primary{background:var(--primary);color:#062033;font-weight:bold}.btn.danger{background:var(--danger);color:white}.btn.small{padding:6px 12px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-grid.one{grid-template-columns:1fr;max-width:520px;margin:auto}.form-grid label{display:flex;flex-direction:column;gap:6px;color:var(--text)}.span-2{grid-column:1/-1}input,select,textarea{width:100%;background:var(--input-bg);color:var(--input-text);border:1px solid var(--input-border);border-radius:8px;padding:10px 12px;font:inherit}input:focus,select:focus,textarea:focus{outline:2px solid #0ea5e9;border-color:transparent}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:700px}th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:right}th{color:var(--th-text);background:var(--th-bg)}.alert{padding:12px 16px;border-radius:10px;margin-bottom:16px}.alert.success{background:rgba(34,197,94,.13);border:1px solid rgba(34,197,94,.5)}.alert.error{background:rgba(239,68,68,.13);border:1px solid rgba(239,68,68,.5)}.login-card{max-width:460px;margin:10vh auto;background:var(--panel);padding:28px;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
body:has(.login-card){background-image:linear-gradient(rgba(11,18,32,.52),rgba(11,18,32,.52)),url('/public/assets/images/ibko.jpg'),url('/public/assets/images/login-bg.jpg');background-size:cover,min(32vw,420px) auto,cover;background-position:center,right 24px bottom 24px,center;background-repeat:no-repeat,no-repeat,no-repeat;background-attachment:fixed,fixed,fixed}
[data-theme="light"] body:has(.login-card){background-image:linear-gradient(rgba(241,245,249,.48),rgba(241,245,249,.48)),url('/public/assets/images/ibko.jpg'),url('/public/assets/images/login-bg.jpg');background-size:cover,min(32vw,420px) auto,cover;background-position:center,right 24px bottom 24px,center;background-repeat:no-repeat,no-repeat,no-repeat;background-attachment:fixed,fixed,fixed}
.login-card{background:var(--panel);backdrop-filter:blur(2px)}
.pw-field{position:relative;display:block}
.pw-field input{padding-left:42px}
.pw-toggle{position:absolute;left:2px;top:50%;transform:translateY(-50%);background:transparent;border:0;cursor:pointer;font-size:1.05rem;padding:8px;line-height:1;color:var(--muted);opacity:.85}
.pw-toggle:hover{opacity:1}
.pw-toggle.is-visible{color:var(--primary);opacity:1}
.checkbox-row{flex-direction:row!important;align-items:center;gap:8px!important;color:#cbd5e1}
.checkbox-row input{width:auto}
.jumbo-split{display:flex;gap:18px;margin:6px 0}
.jumbo-split div{display:flex;flex-direction:column}
.jumbo-split strong{font-size:1.6rem;color:var(--text-strong)}
.jumbo-split span{color:var(--muted);font-size:.72rem}
.row-actions{display:flex;gap:8px;align-items:center;white-space:nowrap}
.inline-form{display:inline}.hint{font-size:.86rem;color:var(--muted);margin-top:16px}.footer{text-align:center;color:#64748b;padding:30px 16px}@media(max-width:1000px){.kpi-grid{grid-template-columns:repeat(2,1fr)}.chart-grid{grid-template-columns:1fr}}@media(max-width:650px){.container{padding:14px}.topbar{padding:12px 14px}.nav{padding:8px 14px}.kpi-grid,.form-grid{grid-template-columns:1fr}.span-2{grid-column:auto}.page-head{align-items:flex-start;flex-direction:column}.kpi strong{font-size:1.65rem}}
.filter-bar{display:flex;gap:12px;align-items:end;flex-wrap:wrap}.filter-bar label{min-width:140px}.wide-table{min-width:1800px}.wide-table td,.wide-table th{white-space:nowrap}.wide-table td:last-child{white-space:normal;min-width:260px}

/* Executive Dashboard v0.3 */
.executive-hero{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;padding:10px 0 24px}.executive-hero h1{font-size:2rem;margin:.25rem 0 .4rem}.executive-hero p{margin:0;color:var(--muted)}.eyebrow{font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--primary);font-weight:700}.hero-actions{display:flex;gap:12px;align-items:flex-end;flex-wrap:wrap}.period-picker{display:flex;flex-direction:column;gap:5px}.period-picker label{font-size:.72rem;color:var(--muted)}.period-picker select{min-width:155px;background:var(--input-bg)}.live-badge{padding:10px 13px;border:1px solid var(--line);background:var(--panel);border-radius:10px;color:var(--text);font-size:.82rem}.live-badge span{display:inline-block;width:8px;height:8px;background:#22c55e;border-radius:50%;margin-left:6px;box-shadow:0 0 0 4px rgba(34,197,94,.12)}
.executive-status{display:grid;grid-template-columns:minmax(260px,1.5fr) 1px repeat(4,1fr);gap:20px;align-items:center;padding:18px 22px}.status-main{display:flex;gap:14px;align-items:center}.status-main>div:last-child,.status-mini{display:flex;flex-direction:column}.status-main strong{font-size:1.35rem}.metric-label,.status-mini span{font-size:.78rem;color:var(--muted)}.status-main small,.status-mini small{font-size:.72rem;color:#64748b}.status-mini strong{font-size:1.35rem;margin:2px 0}.status-divider{height:44px;background:var(--line)}.status-icon{font-size:1.4rem}.status-icon.good{color:#22c55e}.status-icon.warn{color:#f59e0b}.status-icon.bad{color:#ef4444}
.section-title-row{display:flex;justify-content:space-between;align-items:end;margin:28px 0 12px}.section-title-row h2{margin:.15rem 0 0;font-size:1.25rem}.section-note{color:#64748b;font-size:.8rem}.executive-kpis{grid-template-columns:repeat(4,minmax(0,1fr))}.executive-kpi{min-height:148px;position:relative;overflow:hidden}.executive-kpi:after{content:"";position:absolute;right:-35px;bottom:-55px;width:120px;height:120px;border-radius:50%;background:rgba(56,189,248,.045)}.executive-kpi.primary-kpi{border-color:rgba(56,189,248,.42);background:linear-gradient(145deg,#13243a,#142034)}.executive-kpi.primary-kpi span{color:#bcdcf5}.executive-kpi.primary-kpi strong{color:#ffffff}.executive-kpi.primary-kpi small{color:#7dd3fc}.kpi-delta{display:inline-flex;width:max-content;margin-top:7px;padding:3px 7px;border-radius:6px;font-size:.68rem}.kpi-delta.good{color:#86efac;background:rgba(34,197,94,.09)}.kpi-delta.bad{color:#fca5a5;background:rgba(239,68,68,.09)}.kpi-delta.neutral{color:#94a3b8;background:rgba(148,163,184,.07)}
.target-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.target-card{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center}.target-card>div:first-child{display:flex;flex-direction:column}.target-card span{font-size:.78rem;color:var(--muted)}.target-card strong{font-size:.92rem}.target-card b{font-size:1.2rem;color:#7dd3fc}.progress{grid-column:1/-1;height:7px;background:var(--input-bg);border-radius:999px;overflow:hidden}.progress i{display:block;height:100%;background:linear-gradient(90deg,#0ea5e9,#38bdf8);border-radius:inherit}.target-empty{padding:15px 18px;border-style:dashed}.target-empty>div{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.target-empty strong{font-size:.88rem}.target-empty span{color:var(--muted);font-size:.8rem}
.executive-charts{grid-template-columns:1.25fr 1fr}.chart-card{padding:16px}.wide-chart{grid-column:1/-1}.chart-title{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:12px}.chart-title h3{font-size:.98rem;margin:0}.chart-title span{font-size:.73rem;color:#64748b}.chart-box{height:290px;position:relative}.chart-box.tall{height:340px}
.insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}.insight-card{margin-bottom:0}.metric-list{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.metric-list>div{padding:9px 0;border-bottom:1px solid rgba(41,53,72,.75);display:flex;justify-content:space-between;gap:10px}.metric-list span{color:var(--muted);font-size:.75rem}.metric-list strong{font-size:.78rem}.callout-list{display:flex;flex-direction:column;gap:8px}.callout{padding:11px 12px;border-radius:9px;background:var(--panel2);border:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:3px 10px}.callout span{color:var(--muted);font-size:.75rem}.callout strong{font-size:.9rem}.callout small{grid-column:1/-1;color:#64748b;font-size:.68rem}.callout.positive{border-right:3px solid #22c55e}.callout.negative{border-right:3px solid #ef4444}.callout.neutral{border-right:3px solid #38bdf8}
.downtime-panel{margin-top:18px}.downtime-bars{display:flex;flex-direction:column;gap:11px}.dt-row{display:grid;grid-template-columns:160px 1fr 70px;gap:12px;align-items:center;font-size:.78rem}.dt-bar{height:8px;background:var(--input-bg);border-radius:999px;overflow:hidden}.dt-bar i{display:block;height:100%;background:#f59e0b;border-radius:inherit}.dt-row strong{text-align:left;color:#d97706}.empty-state{padding:20px;text-align:center;color:var(--muted);background:var(--panel2);border:1px dashed var(--line);border-radius:10px;font-size:.82rem}
@media(max-width:1100px){.executive-kpis{grid-template-columns:repeat(2,1fr)}.executive-status{grid-template-columns:1fr 1fr}.status-divider{display:none}.insight-grid{grid-template-columns:1fr}.executive-charts{grid-template-columns:1fr}.wide-chart{grid-column:auto}.target-grid{grid-template-columns:1fr}}
@media(max-width:700px){.executive-hero{align-items:flex-start;flex-direction:column}.hero-actions{width:100%}.period-picker,.period-picker select{width:100%}.executive-status{grid-template-columns:1fr}.executive-kpis{grid-template-columns:1fr}.metric-list{grid-template-columns:1fr}.dt-row{grid-template-columns:110px 1fr 55px}.section-note{display:none}.executive-hero h1{font-size:1.55rem}}

/* UI/UX upgrade: scrollable tables, sticky header/column, focus & hover polish */
a,button,.btn,.theme-toggle{transition:background .15s ease,color .15s ease,filter .15s ease,box-shadow .15s ease,transform .15s ease}
.btn:hover{filter:brightness(1.1)}
.btn:active{transform:translateY(1px)}
.card{transition:box-shadow .2s ease}
a:focus-visible,button:focus-visible,.btn:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.table-wrap{overflow:auto;border-radius:10px}
.table-wrap::-webkit-scrollbar{height:10px;width:10px}
.table-wrap::-webkit-scrollbar-track{background:var(--panel2);border-radius:10px}
.table-wrap::-webkit-scrollbar-thumb{background:var(--line);border-radius:10px}
.table-wrap::-webkit-scrollbar-thumb:hover{background:var(--primary)}
.scroll-hint{display:none;font-size:.78rem;color:var(--muted);text-align:center;margin:-4px 0 10px}
.wide-table-wrap{max-height:640px}
.wide-table thead th{position:sticky;top:0;background:var(--th-bg);z-index:2}
.wide-table tbody tr:nth-child(even){background:rgba(148,163,184,.06)}
.wide-table tbody tr:hover{background:rgba(56,189,248,.1)}
.wide-table th:first-child,.wide-table td:first-child{position:sticky;right:0;background:var(--panel);z-index:1;box-shadow:-6px 0 8px -6px rgba(0,0,0,.28)}
.wide-table thead th:first-child{z-index:3}
@media(max-width:1000px){.scroll-hint{display:block}}

/* Requested UI fixes v0.4 */
[data-theme="light"] .executive-kpi.primary-kpi{border-color:#bae6fd;background:linear-gradient(145deg,var(--panel),var(--panel2))}
[data-theme="light"] .executive-kpi.primary-kpi span{color:var(--muted)}
[data-theme="light"] .executive-kpi.primary-kpi strong{color:var(--text-strong)}
[data-theme="light"] .executive-kpi.primary-kpi small{color:var(--kpi-small)}
.wide-table-wrap{scrollbar-width:auto;scrollbar-color:#38bdf8 #1e293b}
.wide-table-wrap::-webkit-scrollbar{height:13px;width:13px}
.wide-table-wrap::-webkit-scrollbar-track{background:#1e293b;border-radius:10px;border:1px solid #334155}
.wide-table-wrap::-webkit-scrollbar-thumb{background:#38bdf8;border-radius:10px;border:2px solid #1e293b}
.wide-table-wrap::-webkit-scrollbar-thumb:hover{background:#7dd3fc}
[data-theme="light"] .wide-table-wrap{scrollbar-color:#0284c7 #e2e8f0}
[data-theme="light"] .wide-table-wrap::-webkit-scrollbar-track{background:#e2e8f0;border-color:#cbd5e1}
[data-theme="light"] .wide-table-wrap::-webkit-scrollbar-thumb{background:#0284c7;border-color:#e2e8f0}
[data-theme="light"] .wide-table-wrap::-webkit-scrollbar-thumb:hover{background:#0369a1}

/* Professional UX/UI refinement v0.5 */
:root{
  --radius-sm:10px;
  --radius-md:14px;
  --radius-lg:18px;
  --shadow-soft:0 8px 26px rgba(2,8,23,.12);
  --shadow-lift:0 16px 40px rgba(2,8,23,.18);
  --accent-soft:rgba(56,189,248,.10);
}
[data-theme="light"]{
  --shadow-soft:0 8px 26px rgba(15,23,42,.07);
  --shadow-lift:0 16px 40px rgba(15,23,42,.11);
  --accent-soft:rgba(2,132,199,.08);
}
body{letter-spacing:-.01em}
.container{max-width:1440px;padding:28px 30px 44px}
.topbar{min-height:64px;padding:13px 28px;box-shadow:0 1px 0 var(--line),0 8px 26px rgba(2,8,23,.06);backdrop-filter:saturate(135%) blur(10px)}
.nav{padding:9px 28px;gap:6px;position:sticky;top:64px;z-index:9;box-shadow:0 8px 24px rgba(2,8,23,.04)}
.nav a{padding:8px 13px;border:1px solid transparent;font-size:.9rem}
.nav a:hover{border-color:var(--line);transform:translateY(-1px)}
.nav a.active{box-shadow:0 5px 14px rgba(56,189,248,.22)}
.card{border-radius:var(--radius-md);box-shadow:var(--shadow-soft)}
.card:hover{box-shadow:var(--shadow-lift)}
.btn{border-radius:var(--radius-sm);min-height:40px;display:inline-flex;align-items:center;justify-content:center;gap:6px}
input,select,textarea{border-radius:var(--radius-sm);min-height:42px;transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}
input:hover,select:hover,textarea:hover{border-color:color-mix(in srgb,var(--primary) 45%,var(--input-border))}
input:focus,select:focus,textarea:focus{outline:0;box-shadow:0 0 0 3px var(--accent-soft);border-color:var(--primary)}

.executive-hero{padding:18px 22px 22px;margin:4px 0 18px;border:1px solid var(--line);border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--panel),var(--panel2));box-shadow:var(--shadow-soft);position:relative;overflow:hidden}
.executive-hero:before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;left:-110px;top:-150px;background:radial-gradient(circle,rgba(56,189,248,.16),rgba(56,189,248,0) 68%);pointer-events:none}
.executive-hero h1{font-size:2.08rem;line-height:1.35;letter-spacing:-.025em}
.executive-hero p{font-size:.92rem;max-width:720px}
.executive-hero p strong{color:var(--text-strong);font-weight:800}
.eyebrow{letter-spacing:.09em}
.live-badge{border-radius:999px;padding:9px 14px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.02)}
.period-picker select{min-width:170px;font-weight:700}

.executive-status{grid-template-columns:minmax(260px,1.45fr) 1px repeat(3,minmax(150px,1fr));gap:18px;padding:20px 22px;border-radius:var(--radius-lg);overflow:hidden}
.status-main{min-height:72px}
.status-main strong{font-size:1.45rem;color:var(--text-strong)}
.status-main small,.status-mini small{line-height:1.45}
.status-mini{min-height:72px;justify-content:center;padding:7px 12px;border-radius:12px;background:var(--accent-soft);border:1px solid transparent}
.status-mini:hover{border-color:color-mix(in srgb,var(--primary) 28%,var(--line))}
.status-mini strong{font-size:1.45rem;color:var(--text-strong)}
.status-icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--panel2);font-size:1.1rem}
.status-icon.good{background:rgba(34,197,94,.10)}
.status-icon.warn{background:rgba(245,158,11,.10)}
.status-icon.bad{background:rgba(239,68,68,.10)}

.section-title-row{margin:32px 0 13px;padding-inline:2px}
.section-title-row h2{font-size:1.28rem;letter-spacing:-.02em}
.section-note{padding:5px 9px;border-radius:999px;background:var(--panel2);border:1px solid var(--line)}
.executive-kpis{gap:16px}
.executive-kpi{min-height:154px;padding:19px 20px;border-radius:var(--radius-lg);isolation:isolate}
.executive-kpi:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--primary) 28%,var(--line))}
.executive-kpi>span:first-child{font-size:.8rem;font-weight:700}
.executive-kpi strong{font-size:2.05rem;line-height:1.2;letter-spacing:-.035em}
.executive-kpi:after{z-index:-1;width:150px;height:150px;right:-55px;bottom:-75px;background:rgba(56,189,248,.055)}
.kpi-delta{border-radius:999px;padding:4px 9px;font-weight:700}
[data-theme="light"] .kpi-delta.neutral{color:#475569;background:#f1f5f9}

.target-card,.chart-card,.insight-card,.downtime-panel{border-radius:var(--radius-lg)}
.chart-card{padding:18px 19px}
.chart-title{padding-bottom:10px;border-bottom:1px solid var(--line)}
.chart-title h3{font-size:1rem;color:var(--text-strong)}
.chart-box{margin-top:8px}
.metric-list>div{border-bottom-color:var(--line);padding:10px 0}
.callout{border-radius:12px;padding:12px 13px;transition:transform .15s ease,border-color .15s ease,background .15s ease}
.callout:hover{transform:translateX(-2px);background:var(--accent-soft)}
.downtime-bars{gap:12px}
.dt-bar{height:9px}
.empty-state{border-radius:12px}

.table-wrap{box-shadow:inset 0 0 0 1px var(--line);background:var(--panel);scrollbar-gutter:stable}
table tbody tr{transition:background .12s ease}
table tbody tr:hover{background:var(--accent-soft)}
th{font-size:.82rem;font-weight:800}
td{font-size:.88rem}

@media(max-width:1100px){
  .container{padding:22px}
  .executive-status{grid-template-columns:1fr 1fr;gap:12px}
  .status-main{grid-column:1/-1}
  .status-mini{min-height:64px}
}
@media(max-width:700px){
  .container{padding:15px}
  .topbar{padding:11px 14px;min-height:58px}
  .nav{top:58px;padding:7px 12px;overflow-x:auto;flex-wrap:nowrap;scrollbar-width:none}
  .nav::-webkit-scrollbar{display:none}
  .nav a{white-space:nowrap}
  .executive-hero{padding:16px}
  .executive-hero h1{font-size:1.55rem}
  .executive-status{grid-template-columns:1fr;padding:15px}
  .status-main{grid-column:auto}
  .status-mini{padding:10px 12px}
  .executive-kpi{min-height:138px}
  .section-title-row{margin-top:25px}
}

@media(max-width:700px){body:has(.login-card),[data-theme="light"] body:has(.login-card){background-size:cover,180px auto,cover;background-position:center,right 10px bottom 10px,center}}