/* Alphatech Mini SCADA v4.0 - shared theme: red / white / black */
:root{
  --red:#c8102e;--red-d:#9d0c24;--red-l:#fbe9ec;
  --black:#0e0f11;--ink:#1b1d21;--ink2:#4a5058;--mute:#7b828c;
  --line:#dfe2e6;--bg:#f1f2f4;--panel:#fff;--ok:#12803f;--ok-l:#e3f4ea;--warn:#a15c00;--warn-l:#fff2dc;
  --mono:ui-monospace,"Cascadia Mono","Consolas","Roboto Mono",monospace;
  font-family:Inter,"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)
}
*{box-sizing:border-box}
html,body{margin:0}
body{min-height:100vh;display:flex;flex-direction:column;font-size:13px;line-height:1.45}
a{color:var(--red);text-decoration:none;font-weight:600}a:hover{text-decoration:underline}
.hidden{display:none!important}

/* header / footer */
.app-header{background:var(--black);color:#fff;border-bottom:3px solid var(--red);position:sticky;top:0;z-index:40}
.app-header .in{max-width:1380px;margin:0 auto;padding:9px 20px;display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:11px;color:#fff;text-decoration:none!important}
.brand img{height:52px;width:auto;max-width:none;object-fit:contain;border-radius:6px;background:#fff;padding:2px 4px}
.brand .t2.tl{font-size:11px;letter-spacing:.14em;color:#c9cdd3;font-weight:600;padding-left:14px;border-left:2px solid #3a3d44;margin-top:0}
.brand .t1{font-weight:800;letter-spacing:.06em;font-size:15px}.brand .t1 b{color:#ff4d63}
.brand .t2{font-size:10px;letter-spacing:.14em;color:#a3a9b2;font-weight:500;text-transform:uppercase;margin-top:1px}
.hdr-nav{display:flex;gap:4px;margin-left:8px}
.hdr-nav a{color:#c9cdd3;padding:7px 11px;border-radius:5px;font-weight:600;font-size:12px}
.hdr-nav a:hover,.hdr-nav a.on{background:#24262b;color:#fff;text-decoration:none}
.hdr-right{margin-left:auto;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.clock{font-family:var(--mono);font-size:12px;color:#c9cdd3;font-variant-numeric:tabular-nums}
.userchip{display:flex;align-items:center;gap:8px;background:#1d1f23;border:1px solid #2e3137;border-radius:20px;padding:4px 6px 4px 12px;font-size:12px}
.userchip .who{font-weight:700}.userchip button{border:0;background:#2b2e34;color:#fff;border-radius:14px;padding:4px 10px;font-size:11px;cursor:pointer;font-weight:600}
.userchip button:hover{background:var(--red)}
.app-footer{margin-top:auto;background:var(--black);color:#9aa0a9;font-size:11px;border-top:3px solid var(--red)}
.app-footer .in{max-width:1380px;margin:0 auto;padding:12px 20px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}
.app-footer b{color:#fff}
main{width:100%;max-width:1380px;margin:0 auto;padding:18px 20px 28px;flex:0 0 auto}

/* panels, grids, forms */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px 16px;margin-bottom:12px;box-shadow:0 1px 3px #0000000a}
.panel h2,.panel h3{margin:0 0 10px;font-size:13px;font-weight:800;letter-spacing:.02em;text-transform:uppercase;display:flex;align-items:center;gap:8px}
.panel h2:before,.panel h3:before{content:"";width:4px;height:14px;background:var(--red);border-radius:2px}
.page-head{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;margin:2px 0 14px}
.page-head h1{margin:0;font-size:21px;font-weight:800;letter-spacing:-.01em}.page-head .sub{color:var(--mute);margin-top:2px}
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.fields.tight{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
label{display:block;font-size:11px;font-weight:700;color:var(--ink2);margin-bottom:4px}
input,select{width:100%;padding:8px 10px;border:1px solid #cdd1d7;border-radius:6px;background:#fff;color:var(--ink);font-size:13px;min-width:0}
input:focus,select:focus,button:focus-visible{outline:2px solid #f1b3bd;border-color:var(--red)}
input:disabled,select:disabled{background:#eef0f2;color:#80868f;cursor:not-allowed}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:11px}
.small{font-size:11px;color:var(--mute)}.mono{font-family:var(--mono)}
.hint{font-size:11px;color:var(--mute);margin-top:8px}

/* buttons */
.btn,button{font:inherit}
.btn{border:1px solid var(--red);background:var(--red);color:#fff;padding:8px 14px;border-radius:6px;font-weight:700;font-size:12px;cursor:pointer;display:inline-flex;align-items:center;gap:6px;text-decoration:none!important}
.btn:hover:not(:disabled){background:var(--red-d);border-color:var(--red-d)}
.btn.dark{background:var(--black);border-color:var(--black)}.btn.dark:hover:not(:disabled){background:#2a2d33}
.btn.ghost{background:#fff;color:var(--ink);border-color:#c7ccd2}.btn.ghost:hover:not(:disabled){background:#f3f4f6}
.btn.danger{background:#fff;color:var(--red);border-color:var(--red)}.btn.danger:hover:not(:disabled){background:var(--red-l)}
.btn.sm{padding:4px 9px;font-size:11px}
.btn:disabled{opacity:.45;cursor:not-allowed}

/* badges / LEDs */
.badge{display:inline-block;border-radius:4px;padding:2px 8px;font-size:10.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;background:#e9ebee;color:#454b54;white-space:nowrap}
.badge.ok{background:var(--ok-l);color:var(--ok)}.badge.warn{background:var(--warn-l);color:var(--warn)}
.badge.red{background:var(--red-l);color:var(--red)}.badge.dark{background:var(--black);color:#fff}
.led{display:inline-block;width:10px;height:10px;border-radius:50%;background:#8b9099;vertical-align:middle;margin-right:6px}
.led.on{background:#25d366;box-shadow:0 0 8px #25d36699}.led.warn{background:#f5a524;box-shadow:0 0 8px #f5a52499}.led.off{background:#e5384d}

/* tables */
.scroll{overflow:auto}
table{width:100%;border-collapse:collapse;font-size:12px}
th,td{padding:7px 9px;border-bottom:1px solid #edeff1;text-align:left;vertical-align:middle}
th{background:#f6f7f8;color:#59606a;font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;font-weight:800;white-space:nowrap}
tr:hover td{background:#fafbfb}
td.act{white-space:nowrap;text-align:right}td.act .btn{margin-left:4px}

/* tabs */
.tabs{display:flex;gap:2px;border-bottom:2px solid var(--line);margin-bottom:12px;overflow-x:auto}
.tab{background:none;border:0;padding:9px 15px;font-weight:700;font-size:12px;color:var(--ink2);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-2px;white-space:nowrap}
.tab:hover{color:var(--ink)}.tab.on{color:var(--red);border-bottom-color:var(--red)}

/* banners */
.banner{border-radius:6px;padding:9px 12px;margin-bottom:12px;font-size:12px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;border:1px solid}
.banner.warn{background:var(--warn-l);border-color:#f0cf95;color:#6b3f00}
.banner.err{background:var(--red-l);border-color:#f0b3bd;color:#8c0b20}
.banner.info{background:#eef2f7;border-color:#cfd8e3;color:#2d3b4d}
.banner .btn{margin-left:auto}

/* tiles */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:10px}
.tile{background:#17181b;color:#fff;border-radius:7px;padding:12px 14px;border-top:3px solid #3a3d44;position:relative;min-width:0}
.tile.live{border-top-color:#25d366}.tile.stale{border-top-color:#e5384d}
.tile .nm{font-size:11px;font-weight:700;color:#c3c7ce;letter-spacing:.03em;text-transform:uppercase;overflow-wrap:anywhere}
.tile .val{font-family:var(--mono);font-size:27px;font-weight:700;margin:8px 0 4px;font-variant-numeric:tabular-nums;display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.tile .val .u{font-size:13px;color:#9aa0a9;font-weight:500}
.tile .meta{font-size:10.5px;color:#7f858f;font-family:var(--mono)}
.tile .st{font-size:10.5px;margin-top:3px;color:#7f858f;min-height:14px}.tile.stale .st{color:#ff8a98}
.lamp{width:20px;height:20px;border-radius:50%;display:inline-block;background:#4b4f57;box-shadow:inset 0 0 0 3px #00000040;align-self:center}
.lamp.on{background:#25d366;box-shadow:0 0 12px #25d366aa}
.tile.ctl .btn{width:100%;justify-content:center;margin-top:9px;padding:11px}
.tile.ctl .btn:disabled{background:#3a3d44;border-color:#3a3d44;color:#aeb3bb}

/* toast */
#toasts{position:fixed;right:16px;top:78px;z-index:200;display:flex;flex-direction:column;gap:8px;max-width:420px;width:calc(100% - 32px)}
.toast{background:#fff;border:1px solid var(--line);border-left:5px solid var(--ok);border-radius:6px;padding:10px 34px 10px 12px;box-shadow:0 8px 28px #0003;font-size:12.5px;position:relative;overflow-wrap:anywhere;animation:tin .18s ease-out}
.toast.err{border-left-color:var(--red)}.toast.warn{border-left-color:#f5a524}
.toast b{display:block;font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;margin-bottom:2px;color:var(--ok)}
.toast.err b{color:var(--red)}.toast.warn b{color:var(--warn)}
.toast .x{position:absolute;right:8px;top:5px;border:0;background:none;font-size:19px;color:#8a909a;cursor:pointer;line-height:1}
@keyframes tin{from{transform:translateY(-8px);opacity:0}to{transform:none;opacity:1}}

/* modal */
.overlay{position:fixed;inset:0;background:#000a;z-index:150;display:flex;align-items:center;justify-content:center;padding:16px}
.modal{background:#fff;border-radius:9px;max-width:480px;width:100%;box-shadow:0 20px 60px #0008;overflow:hidden;border-top:4px solid var(--red)}
.modal .mh{padding:14px 18px 4px;font-weight:800;font-size:15px}.modal .mb{padding:6px 18px 12px;color:var(--ink2);overflow-wrap:anywhere}
.modal .mf{padding:10px 18px 16px;display:flex;gap:8px;justify-content:flex-end;flex-wrap:wrap}
.cred{background:#f6f7f8;border:1px dashed #b9bec6;border-radius:6px;padding:10px 12px;font-family:var(--mono);font-size:12.5px;line-height:1.9;margin:8px 0;overflow-wrap:anywhere}
.cred span{color:var(--mute);display:inline-block;min-width:96px;font-family:Inter,"Segoe UI",sans-serif;font-size:11px;font-weight:700;text-transform:uppercase}

/* login */
.login-wrap{min-height:calc(100vh - 190px);display:flex;align-items:center;justify-content:center;padding:20px}
.login-card{background:#fff;border:1px solid var(--line);border-top:5px solid var(--red);border-radius:9px;padding:26px 26px 22px;max-width:400px;width:100%;box-shadow:0 12px 40px #0000001a}
.login-card .lg{text-align:center;margin-bottom:16px}.login-card .lg img{height:54px;border-radius:7px}
.login-card h1{margin:8px 0 2px;font-size:19px;text-align:center;font-weight:800}.login-card .sub{text-align:center;color:var(--mute);margin-bottom:16px}
.login-card .co{text-align:center;color:var(--red);font-weight:800;font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin-top:6px}
.login-card .fld{margin-bottom:12px}.login-card input{padding:10px 11px;font-size:14px}
.login-card .btn{width:100%;justify-content:center;padding:11px;font-size:13px}
.ferr{background:var(--red-l);border:1px solid #f0b3bd;color:#8c0b20;border-radius:6px;padding:8px 10px;font-size:12px;margin-bottom:12px}

/* checklist */
.check{display:flex;flex-direction:column;gap:6px}.check div{display:flex;gap:9px;align-items:center}
.check i{font-style:normal;width:18px;height:18px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;background:#e5e7ea;color:#767c85;flex:none}
.check .done i{background:var(--ok);color:#fff}

.urlbox{display:flex;gap:6px;align-items:center;background:#f6f7f8;border:1px solid var(--line);border-radius:6px;padding:6px 8px;font-family:var(--mono);font-size:12px;overflow-wrap:anywhere}
.urlbox span{flex:1;min-width:0}
pre.log{background:#101114;color:#cfe6d6;border-radius:6px;padding:11px;max-height:230px;overflow:auto;white-space:pre-wrap;font-size:11px;margin:0}
.grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:12px}

/* Studio sign-in: split card (white brand panel + red form panel) */
body.authpage{background:linear-gradient(135deg,#f4f4f5,#e6e7e9)}
body.authpage .app-header,body.authpage .app-footer{display:none}
body.authpage main{padding:0;max-width:none}
.sl-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:28px 16px}
.sl-card{display:flex;width:100%;max-width:1120px;min-height:600px;border-radius:22px;overflow:hidden;background:#fff;box-shadow:0 30px 70px #00000026}
.sl-left{flex:1 1 50%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:36px 30px;text-align:center}
.sl-alpha{height:84px;width:auto;max-width:100%;object-fit:contain}
.sl-gic{height:64px;width:auto;max-width:78%;object-fit:contain;border-radius:8px;margin-top:26px}
.sl-rule{width:64px;height:4px;border-radius:3px;background:var(--red-d);margin:26px 0 16px}
.sl-title{margin:0;font-size:19px;font-weight:800;letter-spacing:.05em;line-height:1.35;color:#222;overflow-wrap:anywhere}
.sl-left .co{color:var(--red);font-weight:800;font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin:-2px 0 6px}
.sl-tag{margin:8px 0 22px;color:#777;font-size:13.5px;line-height:1.7;max-width:310px}
.sl-list{list-style:none;margin:0;padding:0;text-align:left}
.sl-list li{display:flex;align-items:center;gap:12px;margin:0 0 13px;font-size:13.5px;color:#444}
.sl-list li:before{content:"\2713";flex:0 0 24px;height:24px;border-radius:50%;background:var(--red);color:#fff;font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center}
.sl-right{flex:1 1 50%;display:flex;flex-direction:column;justify-content:center;padding:40px 12%;color:#fff;background:linear-gradient(135deg,#cc0000 0%,#a80000 55%,#800000 100%)}
.sl-right h1{margin:0 0 8px;text-align:center;font-size:29px;font-weight:800;color:#fff}
.sl-right .sub{text-align:center;color:#ffe3e3;margin-bottom:30px;font-size:13.5px}
.sl-right .fld{margin-bottom:18px}
.sl-right label{display:block;color:#fff;font-size:11.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;margin-bottom:7px}
.sl-right input{width:100%;padding:14px 16px;font-size:14px;border:2px solid transparent;border-radius:10px;background:#e8f0fe;color:#1b1d21}
.sl-right input:focus{outline:none;border-color:#fff;box-shadow:0 0 0 3px #ffffff44}
.sl-right .btn{width:100%;justify-content:center;margin-top:8px;padding:16px;font-size:14px;letter-spacing:.09em;text-transform:uppercase;background:#fff;color:#b00000;border-color:#fff;border-radius:10px}
.sl-right .btn:hover:not(:disabled){background:#ffecec;border-color:#ffecec}
.sl-right .ferr{background:#fff;border-color:#fff;color:#8c0b20}
.sl-note{text-align:center;color:#ffd9d9;font-size:11.5px;margin:16px 0 0}
.sl-copy{text-align:center;color:#ffc9c9;font-size:11.5px;margin:14px 0 0}
@media(max-width:820px){.sl-card{flex-direction:column;min-height:0;border-radius:16px}.sl-left{padding:28px 20px}.sl-right{padding:30px 7%}.sl-page{padding:14px 10px}}

@media(max-width:700px){
  main{padding:12px 11px 22px}.app-header .in{padding:8px 11px;gap:8px}.brand img{height:40px}.brand .t2{display:none}
  .hdr-right{width:100%;justify-content:space-between;margin-left:0}.hdr-nav{margin-left:0}
  .cards{grid-template-columns:repeat(2,minmax(0,1fr))}.tile .val{font-size:22px}
  #toasts{top:auto;bottom:12px;right:8px;left:8px;width:auto;max-width:none}
  .grid2{grid-template-columns:1fr}.fields{grid-template-columns:repeat(2,minmax(0,1fr))}
  .app-footer .in{padding:10px 11px}
}
@media(max-width:400px){.cards,.fields{grid-template-columns:1fr}}