/* ============================================================
   EmkaPower İzleme Paneli — Tasarım Sistemi
   ============================================================ */
:root{
  --bg:#0f1419; --bg2:#131a22; --surface:#171f29; --surface2:#1d2733;
  --border:#232e3c; --border2:#2c3948;
  --text:#e6ecf3; --text2:#9aa9bb; --text3:#697787;
  --accent:#4cb2e8; --accent2:#2b95d1; --accent-soft:rgba(76,178,232,.12);
  --green:#3fb96b; --green-soft:rgba(63,185,107,.12);
  --amber:#e0a02e; --amber-soft:rgba(224,160,46,.12);
  --red:#e05252;   --red-soft:rgba(224,82,82,.12);
  --purple:#9b8cf0;
  --shadow:0 1px 3px rgba(0,0,0,.3),0 8px 24px rgba(0,0,0,.18);
  --radius:12px;
}
[data-theme="light"]{
  --bg:#f4f6f9; --bg2:#eef1f6; --surface:#ffffff; --surface2:#f7f9fc;
  --border:#e2e8f0; --border2:#d3dbe6;
  --text:#1b2430; --text2:#5a6b7d; --text3:#8a99aa;
  --accent:#1f8fce; --accent2:#1878b0; --accent-soft:rgba(31,143,206,.10);
  --green:#2e9e57; --green-soft:rgba(46,158,87,.10);
  --amber:#c2831c; --amber-soft:rgba(194,131,28,.12);
  --red:#cf4444;   --red-soft:rgba(207,68,68,.10);
  --purple:#7b6ad8;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 8px 24px rgba(16,24,40,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg); color:var(--text); min-height:100vh;
  font-size:15px; line-height:1.55; -webkit-font-smoothing:antialiased;
  transition:background .25s,color .25s;
}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent2)}

/* ---------- Yerleşim ---------- */
.shell{display:flex;min-height:100vh}
.side{
  width:248px;flex-shrink:0;background:var(--surface);border-right:1px solid var(--border);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.side .logo{padding:22px 22px 18px;border-bottom:1px solid var(--border)}
.side .logo b{font-size:19px;letter-spacing:-.4px;color:var(--accent);font-weight:700}
.side .logo b span{color:var(--text)}
.side .logo small{display:block;color:var(--text3);font-size:11.5px;margin-top:2px;letter-spacing:.2px}
.side nav{padding:14px 12px;flex:1}
.side nav a{
  display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:9px;
  color:var(--text2);font-size:14.5px;font-weight:500;margin-bottom:3px;transition:.15s;
}
.side nav a:hover{background:var(--surface2);color:var(--text)}
.side nav a.on{background:var(--accent-soft);color:var(--accent);font-weight:600}
.side nav a .ic{width:18px;text-align:center;opacity:.85;font-size:15px}
.side .foot{padding:14px 16px;border-top:1px solid var(--border);font-size:12px;color:var(--text3)}
.side .foot .u{color:var(--text2);font-weight:600;font-size:13px;margin-bottom:2px}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.bar{
  height:62px;display:flex;align-items:center;justify-content:space-between;
  padding:0 26px;border-bottom:1px solid var(--border);background:var(--surface);
  position:sticky;top:0;z-index:20;
}
.bar h1{font-size:17px;font-weight:650;letter-spacing:-.2px}
.bar .sub{font-size:12.5px;color:var(--text3);font-weight:400}
.bar .acts{display:flex;gap:9px;align-items:center}
.content{padding:26px;max-width:1360px;width:100%}

.iconbtn{
  width:36px;height:36px;border-radius:9px;border:1px solid var(--border);
  background:var(--surface2);color:var(--text2);cursor:pointer;
  display:flex;align-items:center;justify-content:center;font-size:15px;transition:.15s;
}
.iconbtn:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- Kartlar ---------- */
.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;margin-bottom:18px;box-shadow:var(--shadow);
}
.card > h2{
  font-size:12px;color:var(--text3);text-transform:uppercase;letter-spacing:.8px;
  font-weight:650;margin-bottom:15px;display:flex;align-items:center;justify-content:space-between;
}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.grid.g2{grid-template-columns:repeat(auto-fit,minmax(380px,1fr))}
.span2{grid-column:span 2}
@media(max-width:900px){.span2{grid-column:auto}}

.row{display:flex;justify-content:space-between;align-items:center;padding:9px 0;border-bottom:1px solid var(--border);font-size:14px;gap:12px}
.row:last-child{border:none;padding-bottom:0}
.row:first-of-type{padding-top:0}
.lbl{color:var(--text2)}
.val{font-weight:600;font-variant-numeric:tabular-nums;text-align:right}

/* ---------- Metrik kutuları ---------- */
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-bottom:18px}
.metric{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:16px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.metric::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--c,var(--accent))}
.metric .k{font-size:11.5px;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;font-weight:600}
.metric .v{font-size:26px;font-weight:700;letter-spacing:-.5px;margin-top:5px;font-variant-numeric:tabular-nums}
.metric .s{font-size:12px;color:var(--text3);margin-top:2px}

/* ---------- Faz tablosu ---------- */
.ph{display:grid;grid-template-columns:repeat(var(--n,3),1fr);gap:9px;margin-top:4px}
.ph div{background:var(--surface2);border-radius:9px;padding:11px 8px;text-align:center}
.ph .k{font-size:10.5px;color:var(--text3);text-transform:uppercase;letter-spacing:.4px}
.ph .v{font-size:16px;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}

/* ---------- Rozetler ---------- */
.badge{padding:4px 11px;border-radius:99px;font-size:12px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor}
.b-on{background:var(--green-soft);color:var(--green)}
.b-off{background:var(--red-soft);color:var(--red)}
.b-bat{background:var(--amber-soft);color:var(--amber)}
.b-byp{background:var(--red-soft);color:var(--red)}
.b-info{background:var(--surface2);color:var(--text2)}

/* ---------- Cihaz kartı ---------- */
.dev{
  display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px;color:var(--text);box-shadow:var(--shadow);transition:.18s;
}
.dev:hover{border-color:var(--accent);transform:translateY(-2px);color:var(--text)}
.dev .h{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;margin-bottom:14px}
.dev .nm{font-size:16.5px;font-weight:650;letter-spacing:-.2px}
.dev .loc{font-size:12.5px;color:var(--text3);margin-top:1px}
.devstats{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}
.devstats div{background:var(--surface2);border-radius:9px;padding:10px 6px;text-align:center}
.devstats .k{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.4px}
.devstats .v{font-size:17px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
.devfoot{margin-top:13px;padding-top:12px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;font-size:12px;color:var(--text3)}

/* ---------- Form ---------- */
label{display:block;font-size:12.5px;color:var(--text2);margin-bottom:6px;font-weight:500}
input,select,textarea{
  width:100%;background:var(--surface2);border:1px solid var(--border);border-radius:9px;
  color:var(--text);padding:10px 12px;font-size:14px;margin-bottom:15px;outline:none;
  font-family:inherit;transition:.15s;
}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
input[type=checkbox]{width:auto;margin:0}
.btn{
  background:var(--accent2);border:none;border-radius:9px;color:#fff;
  padding:11px 20px;font-size:14.5px;font-weight:600;cursor:pointer;
  display:inline-flex;align-items:center;gap:8px;transition:.15s;font-family:inherit;
}
.btn:hover{filter:brightness(1.08)}
.btn.sec{background:var(--surface2);border:1px solid var(--border);color:var(--text2)}
.btn.sec:hover{color:var(--text);border-color:var(--border2)}
.btn.danger{background:var(--red)}
.btn.sm{padding:7px 14px;font-size:13px}

/* ---------- Mesajlar ---------- */
.msg{padding:13px 16px;border-radius:10px;font-size:14px;margin-bottom:18px;border:1px solid transparent}
.msg.err{background:var(--red-soft);border-color:var(--red);color:var(--red)}
.msg.ok{background:var(--green-soft);border-color:var(--green);color:var(--green)}
.msg.warn{background:var(--amber-soft);border-color:var(--amber);color:var(--amber)}
.msg.info{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}

/* ---------- Tablo ---------- */
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:left;color:var(--text3);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--border);
   font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap}
td{padding:11px 12px;border-bottom:1px solid var(--border)}
tr:last-child td{border:none}
tbody tr:hover{background:var(--surface2)}
.tw{overflow-x:auto;margin:0 -20px;padding:0 20px}

/* ---------- Grafik ---------- */
.chart{width:100%;height:190px;display:block}
.chart-tabs{display:flex;gap:6px}
.chart-tabs button{
  background:var(--surface2);border:1px solid var(--border);color:var(--text2);
  padding:5px 12px;border-radius:7px;font-size:12px;cursor:pointer;font-family:inherit;font-weight:500;
}
.chart-tabs button.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}

/* ---------- Giriş ekranı ---------- */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:radial-gradient(ellipse at top,var(--bg2),var(--bg))}
.auth{width:100%;max-width:420px}
.auth .brand{text-align:center;margin-bottom:26px}
.auth .brand b{font-size:26px;color:var(--accent);letter-spacing:-.6px}
.auth .brand b span{color:var(--text)}
.auth .brand small{display:block;color:var(--text3);font-size:13px;margin-top:4px}
.auth .card{padding:28px}
.auth h2{font-size:17px;color:var(--text);text-transform:none;letter-spacing:-.2px;margin-bottom:20px}

.muted{color:var(--text3);font-size:12.5px}
.empty{text-align:center;padding:50px 20px;color:var(--text3)}
.empty .big{font-size:42px;margin-bottom:12px;opacity:.5}
.empty h3{font-size:16px;color:var(--text2);margin-bottom:8px;font-weight:600}

.sideov{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:90;backdrop-filter:blur(2px)}
@media(max-width:860px){
  .side{position:fixed;left:-248px;z-index:100;transition:.25s;box-shadow:var(--shadow)}
  .side.open{left:0}
  .sideov.on{display:block}
  .content{padding:18px}
  .bar{padding:0 16px}
  .menutgl{display:flex !important}
}
.menutgl{display:none}

/* ---------- Renkli bölüm kartları ---------- */
.ccard{border-top:3px solid var(--c,var(--accent))}
.ccard > h2{color:var(--c,var(--accent))}
.ccard > h2::before{content:'';display:inline-block;width:8px;height:8px;border-radius:3px;
  background:var(--c,var(--accent));margin-right:8px}
.c-in{--c:#3b82f6}.c-out{--c:#22c55e}.c-byp{--c:#f59e0b}
.c-bat{--c:#a78bfa}.c-tmp{--c:#ef4444}.c-sys{--c:#38bdf8}.c-env{--c:#14b8a6}

/* ---------- Faz tablosu ---------- */
.phtab{width:100%;border-collapse:collapse;font-size:14px}
.phtab th{font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:.5px;
  padding:8px 6px;text-align:center;border-bottom:1px solid var(--border)}
.phtab th:first-child{text-align:left}
.phtab td{padding:10px 6px;text-align:center;font-weight:700;font-variant-numeric:tabular-nums;
  border-bottom:1px solid var(--border)}
.phtab td:first-child{text-align:left;font-weight:500;color:var(--text2);font-size:12.5px;
  text-transform:uppercase;letter-spacing:.3px}
.phtab tr:last-child td{border:none}
.stale{opacity:.35}
.offbar{background:var(--red-soft);border:1px solid var(--red);color:var(--red);
  padding:14px 16px;border-radius:10px;margin-bottom:18px;font-size:14px;font-weight:600}
.metric.clickable{cursor:pointer;transition:.15s}
.metric.clickable:hover{border-color:var(--accent);transform:translateY(-2px)}

/* ---------- Renkli bölüm kartları ---------- */
.card.c-in{border-top:3px solid #3b82f6}
.card.c-out{border-top:3px solid var(--green)}
.card.c-byp{border-top:3px solid var(--amber)}
.card.c-batt{border-top:3px solid var(--purple)}
.card.c-temp{border-top:3px solid var(--red)}
.card.c-sys{border-top:3px solid var(--accent)}
.card.c-sens{border-top:3px solid #14b8a6}
.card h2 .dot2{width:8px;height:8px;border-radius:3px;display:inline-block;margin-right:8px}

/* ---------- Faz tablosu ---------- */
.phtab{width:100%;border-collapse:collapse;font-size:13.5px}
.phtab th{text-align:center;font-size:10.5px;color:var(--text3);padding:8px 4px;
  text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--border)}
.phtab th:first-child{text-align:left}
.phtab td{text-align:center;padding:10px 4px;font-weight:700;font-variant-numeric:tabular-nums;
  border-bottom:1px solid var(--border)}
.phtab td:first-child{text-align:left;font-weight:500;color:var(--text2);font-size:12px;text-transform:uppercase}
.phtab tr:last-child td{border:none}
.phtab .na{color:var(--text3);font-weight:400}

/* ---------- Bayat veri ---------- */
.stale .metric .v,.stale .phtab td,.stale .val{color:var(--text3) !important;opacity:.55}
.stale .metric::before{background:var(--text3) !important}

/* ---------- Tıklanabilir metrik ---------- */
a.metric{color:var(--text);display:block}
a.metric:hover{border-color:var(--accent)}

/* ---------- Sayfa içi sekmeler ---------- */
.ptabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:20px;overflow-x:auto}
.ptabs a{padding:11px 18px;font-size:14px;font-weight:550;color:var(--text2);border-bottom:2px solid transparent;
  white-space:nowrap;transition:.15s}
.ptabs a:hover{color:var(--text)}
.ptabs a.on{color:var(--accent);border-bottom-color:var(--accent)}
.ptabs .cnt{display:inline-block;background:var(--red);color:#fff;font-size:10.5px;font-weight:700;
  padding:1px 6px;border-radius:9px;margin-left:6px;vertical-align:1px}
.chartbox{margin-bottom:26px}
.chartbox .ttl{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}
.chartbox .ttl h3{font-size:13.5px;font-weight:600;color:var(--text)}
.chartbox .ttl .now{font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}
.chart{width:100%;height:230px;display:block}
.rangebar{display:flex;gap:6px;margin-bottom:18px;flex-wrap:wrap}
.rangebar button{background:var(--surface2);border:1px solid var(--border);color:var(--text2);
  padding:7px 15px;border-radius:8px;font-size:13px;cursor:pointer;font-family:inherit;font-weight:500}
.rangebar button.on{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}
.sumgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:22px}
.sumgrid div{background:var(--surface2);border-radius:10px;padding:13px 15px}
.sumgrid .k{font-size:11px;color:var(--text3);text-transform:uppercase;letter-spacing:.5px}
.sumgrid .v{font-size:19px;font-weight:700;margin-top:3px;font-variant-numeric:tabular-nums}
.alarmlist{display:flex;flex-direction:column;gap:8px}
.alarmitem{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:10px;
  background:var(--red-soft);border:1px solid rgba(224,82,82,.28);font-size:14px}
.alarmitem .ic{color:var(--red);font-size:15px}
.cmdgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:12px;margin-bottom:20px}
.cmdbtn{display:flex;flex-direction:column;align-items:flex-start;gap:4px;padding:16px 18px;border-radius:11px;
  border:1px solid var(--border);background:var(--surface2);cursor:pointer;text-align:left;font-family:inherit;
  color:var(--text);transition:.15s}
.cmdbtn:hover{border-color:var(--accent)}
.cmdbtn b{font-size:14.5px;font-weight:650}
.cmdbtn span{font-size:12px;color:var(--text3);font-weight:400}
.cmdbtn.warn{border-color:rgba(224,160,46,.4)}
.cmdbtn.warn:hover{border-color:var(--amber)}
.cmdbtn.crit{border-color:rgba(224,82,82,.4)}
.cmdbtn.crit:hover{border-color:var(--red)}
.modal{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;
  justify-content:center;z-index:200;padding:20px}
.modal.hide{display:none}
.modal .box{background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:26px;width:100%;max-width:430px;box-shadow:var(--shadow)}
.modal h3{font-size:17px;margin-bottom:10px}
.modal p{color:var(--text2);font-size:13.5px;margin-bottom:18px;line-height:1.6}
.modal .btns{display:flex;gap:10px}
.modal .btns .btn{flex:1;justify-content:center}

/* ---------- Enerji akış diyagramı ---------- */
.flowcard{padding:22px 20px 18px}
.flowwrap{width:100%;overflow-x:auto}
.flowsvg{width:100%;min-width:560px;height:auto;display:block}
.flow-node{fill:var(--surface2);stroke:var(--border);stroke-width:1.5}
.flow-node.on{stroke-width:2}
.flow-lbl{font-size:12.5px;font-weight:650;fill:var(--text);font-family:inherit}
.flow-sub{font-size:10.5px;fill:var(--text3);font-family:inherit}
.flow-val{font-size:13px;font-weight:700;font-family:inherit;font-variant-numeric:tabular-nums}
.flow-path{fill:none;stroke-width:3.5;stroke-linecap:round;opacity:.16}
.flow-path.on{opacity:1}
.flow-dash{fill:none;stroke-width:3.5;stroke-linecap:round;stroke-dasharray:9 13;opacity:0}
.flow-dash.on{opacity:.95;animation:flowmove 1.1s linear infinite}
@keyframes flowmove{to{stroke-dashoffset:-44}}
.flowstat{display:flex;align-items:center;gap:10px;margin-top:16px;padding:12px 15px;
  border-radius:10px;font-size:14px;font-weight:600}
.flowstat .dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.fs-ok{background:var(--green-soft);color:var(--green)}
.fs-bat{background:var(--amber-soft);color:var(--amber)}
.fs-byp{background:var(--red-soft);color:var(--red)}
.fs-off{background:var(--red-soft);color:var(--red)}
.fs-idle{background:var(--surface2);color:var(--text2)}

/* ---------- PWA kurulum çubuğu ---------- */
.pwabar{position:fixed;left:14px;right:14px;bottom:14px;z-index:300;display:flex;align-items:center;
  gap:12px;background:var(--surface);border:1px solid var(--accent);border-radius:12px;
  padding:14px 16px;box-shadow:0 8px 30px rgba(0,0,0,.28);animation:pwaUp .3s ease}
@keyframes pwaUp{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}
.pwabar div{flex:1;min-width:0}
.pwabar b{display:block;font-size:14.5px;margin-bottom:3px}
.pwabar span{display:block;font-size:12.5px;color:var(--text2);line-height:1.5}
.pwabar .pwaok{background:var(--accent2);border:none;color:#fff;padding:9px 16px;border-radius:8px;
  font-size:13.5px;font-weight:600;cursor:pointer;font-family:inherit;white-space:nowrap}
.pwabar .pwax{background:none;border:none;color:var(--text3);font-size:22px;cursor:pointer;
  padding:0 4px;line-height:1}
@media(max-width:520px){.pwabar{flex-wrap:wrap}.pwabar .pwaok{width:100%;justify-content:center}}
@media(display-mode:standalone){
  .pwabar{display:none}
  body{padding-bottom:env(safe-area-inset-bottom)}
  .bar{padding-top:env(safe-area-inset-top);height:auto;min-height:62px}
}
.pushrow{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  padding:14px 16px;border-radius:10px;background:var(--surface2);margin-bottom:12px}
.pushrow .st{font-size:13px;color:var(--text2)}