/* PROJE ON SCADA — açık, renkli kontrol ekranı.
   Renk yalnız anlam taşır: süreç kategorisi (ünite etiketleri), çalışma durumu (yeşil/kırmızı), seviye (sarı). */
:root{
  color-scheme:light;
  --bg:#edf2f6; --surface:#ffffff; --surface-2:#f5f8fb; --line:#d5dfe7; --line-2:#e4ebf1;
  --fg:#0f2230; --muted:#587080; --faint:#8aa0ae;
  --brand:#0a6fb0; --brand-2:#13a3c9; --brand-ink:#ffffff; --brand-soft:#e3f1fa;
  --run:#16a34a; --run-soft:#dcfce7; --stop:#ffffff; --alarm:#dc2626; --alarm-soft:#fee2e2; --warn:#d97706; --warn-soft:#fef3c7; --float:#eab308;
  --c-fiz:#f59e0b; --c-bio:#16a34a; --c-cam:#9a5b20; --c-kim:#9333ea; --c-yap:#475569; --c-io:#0a6fb0;
  --water-1:#5cc8f2; --water-2:#1c86c4; --sludge-1:#a7b78f; --sludge-2:#6e7f56;
  --conc-1:#c9d1d7; --conc-2:#d9dfe4; --ground:#e6edf2; --grid:#dbe4eb; --steel:#5b6b78; --steel-2:#334450; --pipe:#9aa9b5;
  --air:#7cc4e4; --chem:#c08a1e; --sl:#b07a3c;
  --f-ui:"Barlow","Segoe UI",system-ui,sans-serif;
  --f-head:"Barlow Semi Condensed","Barlow","Segoe UI",system-ui,sans-serif;
  --f-data:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --r:8px; --shadow:0 1px 2px rgba(15,34,48,.06),0 4px 14px rgba(15,34,48,.06);
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg)}
body{font-family:var(--f-ui);font-size:15px;line-height:1.45}
h1,h2,h3,h4{font-family:var(--f-head);margin:0;text-wrap:balance}
a{color:var(--brand)}
.num,.mono{font-family:var(--f-data);font-variant-numeric:tabular-nums}
[hidden]{display:none!important}
button{font:inherit}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:2px}

/* Üst çubuk */
.top{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:8px 18px;flex-wrap:wrap;padding:10px 20px;
  background:linear-gradient(90deg,#08578b,#0a6fb0 45%,#13a3c9);color:#fff;box-shadow:0 2px 10px rgba(8,87,139,.25)}
.logo{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;margin-right:auto;min-width:0}
.logo svg{flex:none}
.logo b{font-family:var(--f-head);font-size:20px;font-weight:700;letter-spacing:.02em;line-height:1}
.logo span{display:block;font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;opacity:.85;margin-top:3px}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{color:#fff;text-decoration:none;padding:7px 12px;border-radius:6px;font-weight:600;font-size:14.5px;opacity:.9}
.nav a:hover{background:rgba(255,255,255,.14);opacity:1}
.nav a.on{background:rgba(255,255,255,.22);opacity:1}
.who{display:flex;align-items:center;gap:8px;font-size:14px}
.who .av{width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.22);display:grid;place-items:center;font-weight:700}
.who button{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:6px;padding:5px 10px;cursor:pointer;font-weight:600;font-size:13px}
.who button:hover{background:rgba(255,255,255,.25)}

main{padding:20px;max-width:1500px;margin:0 auto}
.page-h{display:flex;align-items:flex-end;justify-content:space-between;gap:10px 16px;flex-wrap:wrap;margin-bottom:16px}
.page-h h1{font-size:26px;font-weight:700}
.page-h p{margin:2px 0 0;color:var(--muted)}
.crumb{font-size:13px;color:var(--muted);margin-bottom:2px}
.crumb a{color:var(--muted)}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);min-width:0}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--line-2)}
.card-h h2,.card-h h3{font-size:17px;font-weight:700}
.card-b{padding:16px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.stack{display:flex;flex-direction:column;gap:16px;min-width:0}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:var(--surface);color:var(--fg);
  padding:8px 14px;border-radius:6px;font-weight:600;font-size:14px;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.pri{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.pri:hover{background:#085c93;color:#fff}
.btn.ok{background:var(--run);border-color:var(--run);color:#fff}
.btn.danger{color:var(--alarm);border-color:#f1b5b5}
.btn.danger:hover{background:var(--alarm-soft)}
.btn.sm{padding:5px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btns{display:flex;gap:8px;flex-wrap:wrap}

.pill{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:3px 9px;border-radius:20px;background:var(--surface-2);color:var(--muted);border:1px solid var(--line);white-space:nowrap}
.pill .d{width:8px;height:8px;border-radius:50%;background:currentColor}
.pill.run{background:var(--run-soft);color:#15803d;border-color:#bbf7d0}
.pill.alarm{background:var(--alarm-soft);color:#b91c1c;border-color:#fecaca}
.pill.warn{background:var(--warn-soft);color:#b45309;border-color:#fde68a}
.pill.info{background:var(--brand-soft);color:var(--brand);border-color:#bfe0f3}

.note{border-radius:var(--r);padding:12px 14px;font-size:14px;display:flex;gap:10px;align-items:flex-start}
.note.info{background:var(--brand-soft);color:#0b4f7d;border:1px solid #bfe0f3}
.note.warn{background:var(--warn-soft);color:#7c4a03;border:1px solid #fde68a}
.note.err{background:var(--alarm-soft);color:#991b1b;border:1px solid #fecaca}
.note.ok{background:var(--run-soft);color:#14532d;border:1px solid #bbf7d0}

/* Formlar */
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field label,.lab{font-size:12.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{font:inherit;font-size:15px;padding:9px 11px;border:1px solid var(--line);border-radius:6px;background:#fff;color:var(--fg);width:100%;min-width:0}
.field input:focus,.field select:focus{border-color:var(--brand-2);outline:none;box-shadow:0 0 0 3px rgba(19,163,201,.18)}
.field small{color:var(--muted);font-size:12.5px}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.check{display:flex;align-items:center;gap:8px;font-size:14.5px;cursor:pointer}
.check input{width:17px;height:17px;accent-color:var(--brand)}
.copy{display:flex;gap:6px}
.copy input{font-family:var(--f-data);font-size:13px}

/* Tablolar */
.tw{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);padding:9px 12px;border-bottom:1px solid var(--line);background:var(--surface-2);white-space:nowrap}
td{padding:9px 12px;border-bottom:1px solid var(--line-2);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.num{white-space:nowrap}
.matrix th,.matrix td{text-align:center;padding:7px 8px}
.matrix th:first-child,.matrix td:first-child{text-align:left;white-space:nowrap}
.matrix select{font:inherit;font-size:13px;padding:3px 4px;border:1px solid var(--line);border-radius:5px}
.matrix input{width:18px;height:18px;accent-color:var(--brand)}
.matrix .firmrow td{background:var(--surface-2);font-weight:700;font-size:12.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--muted);text-align:left}

/* Tesis kartları */
.plants{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.pcard{display:flex;flex-direction:column;text-decoration:none;color:inherit;overflow:hidden;transition:transform .15s,box-shadow .15s}
.pcard:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(15,34,48,.12)}
.pcard .thumb{height:120px;background:linear-gradient(135deg,#d8eef9,#eaf6fb);border-bottom:1px solid var(--line-2);position:relative;overflow:hidden}
.pcard .thumb svg{position:absolute;inset:0;width:100%;height:100%}
.pcard .pb{padding:14px 16px;display:flex;flex-direction:column;gap:6px}
.pcard .firm{font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--brand)}
.pcard h3{font-size:20px}
.pcard .meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}
.pcard .kind{color:var(--muted);font-size:14px}

/* Tesis ekranı */
.plant-wrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:16px;align-items:start}
@media (max-width:1100px){.plant-wrap{grid-template-columns:minmax(0,1fr)}}
.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;padding:10px 14px;border-bottom:1px solid var(--line-2)}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:var(--surface-2)}
.seg button{border:0;background:transparent;padding:7px 16px;font-weight:700;font-size:14px;color:var(--muted);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--brand);color:#fff}
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12.5px;color:var(--muted);align-items:center}
.legend i{display:inline-block;width:11px;height:11px;border-radius:50%;margin-right:5px;vertical-align:-1px;border:2px solid var(--steel)}
.legend i.r{background:var(--run);border-color:var(--run)} .legend i.s{background:#fff} .legend i.l{background:var(--float);border-color:var(--float)} .legend i.u{border-style:dashed}
.planbox{overflow-x:auto;background:var(--ground)}
#plan{display:block;width:100%;min-width:920px;height:auto;touch-action:none;user-select:none}
#plan.drawing{cursor:crosshair}
.savestate{font-size:13px;color:var(--muted);margin-left:auto}
.savestate.dirty{color:var(--warn);font-weight:700}
.pal{display:flex;flex-wrap:wrap;gap:8px 18px;padding:10px 14px;border-bottom:1px solid var(--line-2);background:var(--surface-2)}
.pal .grp{display:flex;flex-wrap:wrap;align-items:center;gap:6px}
.pal .grp>span{font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-right:2px}
.pal button{border:1px solid var(--line);background:#fff;border-radius:16px;padding:4px 11px;font-size:13px;cursor:pointer;color:var(--fg)}
.pal button:hover{border-color:var(--brand)}
.pal button.on{background:var(--brand);color:#fff;border-color:var(--brand)}

/* Röle listesi */
.relays{display:flex;flex-direction:column;gap:12px}
.relay{border:1px solid var(--line);border-radius:7px;overflow:hidden}
.relay-h{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:8px 12px;background:var(--surface-2);border-bottom:1px solid var(--line-2)}
.relay-h b{font-size:14.5px}
.relay-h small{display:block;color:var(--muted);font-size:12px}
.ch{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:10px;padding:8px 12px;border-top:1px solid var(--line-2)}
.ch:first-of-type{border-top:0}
.ch .nm{font-size:14.5px;min-width:0}
.ch .nm small{display:block;color:var(--muted);font-size:12px}
.st{font-size:11.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:var(--faint);min-width:58px;text-align:right}
.st.on{color:var(--run)} .st.lit{color:#a16207} .st.off2{color:var(--alarm)}
.sw{position:relative;width:46px;height:26px;border-radius:13px;border:1px solid var(--line);background:#e2e8ee;cursor:pointer;padding:0;flex:none;transition:background .2s}
.sw::after{content:"";position:absolute;top:2px;left:2px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .2s}
.sw[aria-checked="true"]{background:var(--run);border-color:var(--run)}
.sw[aria-checked="true"]::after{transform:translateX(20px)}
.sw:disabled{opacity:.55;cursor:not-allowed}
.ro{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:2px 6px;font-weight:700;letter-spacing:.04em}
.log{max-height:300px;overflow:auto}
.log div{display:flex;gap:10px;padding:7px 14px;border-bottom:1px solid var(--line-2);font-size:13.5px}
.log .num{color:var(--muted);white-space:nowrap}

/* Plan SVG */
svg text{font-family:var(--f-ui);fill:var(--fg)}
svg .lbl{font-size:12px;fill:var(--muted)}
svg .lbl-b{font-size:13px;font-weight:700;fill:var(--fg)}
svg .tagt{font-family:var(--f-data);font-size:10.5px;fill:var(--steel-2);paint-order:stroke;stroke:#fff;stroke-width:3px;stroke-linejoin:round}
svg .chip text{font-family:var(--f-head);font-size:13.5px;font-weight:700;fill:#fff;stroke:none}
.pipe{fill:none;stroke:var(--pipe);stroke-width:8;stroke-linecap:round;stroke-linejoin:round}
.pipe.k-air,.pipe.k-chem{stroke-width:4.5}
.pipe.k-sludge{stroke:#b9a891}
.pipe.sel{stroke:var(--brand-2)}
.pipehit{fill:none;stroke:transparent;stroke-width:18;cursor:pointer}
.flow{fill:none;stroke:#1592d1;stroke-width:3;stroke-linecap:round;stroke-dasharray:7 10;opacity:0;transition:opacity .3s;pointer-events:none}
.flow.k-air{stroke:#2bb3e6;stroke-width:2;stroke-dasharray:4 7}
.flow.k-chem{stroke:var(--chem);stroke-width:2;stroke-dasharray:4 7}
.flow.k-sludge{stroke:#8b5a24}
.flow.active{opacity:1;animation:dash .9s linear infinite}
.flow.fall{stroke:#9fdcf7;stroke-width:6;stroke-dasharray:12 5;stroke-linecap:butt}
.flow.fall.active{animation:dash .45s linear infinite;opacity:.9}
@keyframes dash{to{stroke-dashoffset:-17}}
.eq{cursor:pointer}
.eq .eq-body{fill:#fff;stroke:var(--steel);stroke-width:2;transition:fill .25s}
.eq .glyph{fill:none;stroke:var(--steel-2);stroke-width:1.8;stroke-linejoin:round;stroke-linecap:round}
.eq .hub{fill:var(--steel-2)}
.eq text.g-letter{font-family:var(--f-data);font-size:11px;font-weight:700;fill:var(--steel-2);stroke:none}
.eq.on .eq-body{fill:var(--run);stroke:#0f7a36;filter:drop-shadow(0 0 5px rgba(22,163,74,.5))}
.eq.on .glyph{stroke:#fff} .eq.on .hub{fill:#fff} .eq.on text.g-letter{fill:#fff}
.eq.lit .eq-body{fill:var(--float);stroke:#a16207;filter:drop-shadow(0 0 4px rgba(234,179,8,.6))}
.eq.lit text.g-letter{fill:#3a2a00}
.eq.offline .eq-body{fill:#f1f5f9;stroke:#cbd5e1}
.eq.unbound .eq-body{stroke-dasharray:3 3;stroke:#94a3b8}
.eq.sel .eq-body{stroke:var(--brand-2);stroke-width:3.5}
.valve .stem{stroke:var(--steel);stroke-width:2}
.valve .act{fill:#fff;stroke:var(--steel);stroke-width:1.5}
.rotor{transform-box:fill-box;transform-origin:center}
.rotor.active{animation:spin .8s linear infinite}
.rotor.slow.active{animation-duration:3s}
.mixfx{opacity:0;transition:opacity .6s}.mixfx.active{opacity:1}
@keyframes spin{to{transform:rotate(360deg)}}
.paddle{transform-box:fill-box;transform-origin:center}
.paddle.active{animation:paddle .7s linear infinite}
@keyframes paddle{0%{transform:scaleX(1)}50%{transform:scaleX(-1)}100%{transform:scaleX(1)}}
.pulse{transform-box:fill-box;transform-origin:center;fill:var(--chem);opacity:0}
.pulse.active{animation:pulse 1.1s ease-out infinite}
@keyframes pulse{0%{transform:scale(.4);opacity:.9}100%{transform:scale(2.2);opacity:0}}
.wave{animation:wv 3.6s linear infinite}
@keyframes wv{to{transform:translateX(40px)}}
.bubbles,.foam{opacity:0;transition:opacity .8s}
.bubbles.active,.foam.active{opacity:1}
.bubbles circle{fill:#fff;fill-opacity:.9;stroke:#7cc4e4;stroke-width:.6;animation:rise linear infinite}
@keyframes rise{0%{transform:translateY(0);opacity:0}12%{opacity:.95}85%{opacity:.85}100%{transform:translateY(var(--rise,-200px));opacity:0}}
.foam circle{fill:none;stroke:#fff;stroke-width:1.4;transform-box:fill-box;transform-origin:center;animation:pop ease-out infinite}
@keyframes pop{0%{transform:scale(.2);opacity:0}25%{opacity:1}100%{transform:scale(1.5);opacity:0}}
.float .pear{fill:var(--float);stroke:#a16207;stroke-width:1}
.float .cable{stroke:var(--steel-2);stroke-width:1.5;fill:none}
.float{transition:transform 1s}
.unitbody{cursor:pointer}
.editing .unitbody{cursor:move}
.ubox{fill:none;stroke:transparent;stroke-width:2;stroke-dasharray:6 5}
.unitbody:hover .ubox{stroke:var(--brand-2)}
.selbox{fill:none;stroke:var(--brand-2);stroke-width:2;stroke-dasharray:6 4;pointer-events:none}
.handle{fill:var(--brand-2);stroke:#fff;stroke-width:2;cursor:nwse-resize}
.pp{fill:#fff;stroke:var(--brand-2);stroke-width:2.5;cursor:move}
.draft{fill:none;stroke:var(--brand-2);stroke-width:3;stroke-dasharray:6 5;pointer-events:none}
.empty-c{font-size:17px;fill:var(--muted)}

/* Pencere */
.modal{position:fixed;inset:0;z-index:50;background:rgba(15,34,48,.45);display:flex;align-items:center;justify-content:center;padding:16px}
.sheet{width:100%;max-width:1120px;max-height:100%;overflow:auto;background:var(--surface);border-radius:10px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.sheet.narrow{max-width:1000px}
.sheet-h{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line-2);background:var(--surface)}
.sheet-h h3{font-size:21px}
.sheet-h p{margin:0;font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase}
.sheet-b{display:grid;grid-template-columns:minmax(0,1fr) 300px}
.sheet-b.one{display:block;padding:18px}
@media (max-width:860px){.sheet-b{grid-template-columns:minmax(0,1fr)}}
.view{background:var(--ground);border-right:1px solid var(--line-2);min-width:0}
.view svg{display:block;width:100%;height:auto}
.side{padding:14px 16px;display:flex;flex-direction:column;gap:12px;min-width:0}
.side h4{font-size:12.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted)}
.eqlist{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.eqi{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;align-items:center;padding:8px 10px;border-top:1px solid var(--line-2);font-size:14px}
.eqi:first-child{border-top:0}
.eqi small{display:block;color:var(--muted);font-size:12px}
.checks{display:flex;flex-direction:column;gap:6px;max-height:240px;overflow:auto;border:1px solid var(--line);border-radius:6px;padding:8px 10px}
.small{font-size:13px;color:var(--muted);margin:0}
.small b{color:var(--fg)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:8px}

#toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);z-index:80;background:var(--fg);color:#fff;padding:10px 16px;border-radius:7px;font-size:14.5px;max-width:calc(100% - 32px);box-shadow:0 8px 24px rgba(0,0,0,.25)}
#toast.err{background:var(--alarm)}

/* Giriş ekranı */
.auth{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}
@media (max-width:860px){.auth{grid-template-columns:1fr}.auth .hero{display:none}}
.hero{position:relative;overflow:hidden;background:linear-gradient(160deg,#08578b 0%,#0a6fb0 45%,#13a3c9 100%);color:#fff;padding:48px;display:flex;flex-direction:column;justify-content:space-between}
.hero svg.art{position:absolute;left:0;right:0;bottom:0;width:100%;height:55%}
.hero .brand{display:flex;align-items:center;gap:12px;position:relative}
.hero .brand b{font-family:var(--f-head);font-size:26px;letter-spacing:.02em}
.hero .brand span{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;opacity:.85}
.hero h1{position:relative;font-size:40px;line-height:1.1;font-weight:700;max-width:13em}
.hero p{position:relative;max-width:32em;opacity:.9;font-size:16px}
.auth-form{display:flex;align-items:center;justify-content:center;padding:32px 20px;background:var(--surface)}
.auth-form form{width:100%;max-width:360px;display:flex;flex-direction:column;gap:14px}
.auth-form h2{font-size:28px}
.auth-form .sub{color:var(--muted);margin:-6px 0 6px}
.auth-form .btn{padding:11px;font-size:16px}
.auth-form .foot{font-size:12.5px;color:var(--faint);text-align:center;margin-top:8px}
@media (prefers-reduced-motion: reduce){.flow.active,.rotor.active,.paddle.active,.pulse.active,.bubbles circle,.foam circle,.wave{animation:none!important}.flow.active{stroke-dasharray:none}}
@media (max-width:600px){main{padding:14px}.top{padding:10px 14px}.page-h h1{font-size:22px}}