/* ==========================================================
   Process HMI example (2D batch blending skid) - homepage HMI section
   ========================================================== */
.phmi {
  --ph-bg: #0c1320; --ph-panel: #111a2b; --ph-panel2: #16213a; --ph-line: #25324b; --ph-text: #e4ebf6; --ph-muted: #8a9ab5;
  --ph-run: #2fd27a; --ph-off: #66748d; --ph-warn: #ffb020; --ph-crit: #ff4d4f; --ph-water: #48b0ff; --ph-syrup: #f2a33a; --ph-mix: #e3b75a; --ph-steam: #ff8a3d;
  border-radius: 18px; overflow: hidden; background: var(--ph-bg); border: 1px solid var(--border-strong);
  box-shadow: var(--shadow), 0 0 90px -40px rgba(139, 123, 255, .6);
  color: var(--ph-text); font: 13px/1.4 var(--font-body);
}
.phmi button { cursor: pointer; font: inherit; color: inherit; }
.phmi__top { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: var(--ph-panel); border-bottom: 1px solid var(--ph-line); flex-wrap: wrap; }
.phmi__title { display: flex; align-items: center; gap: 10px; }
.phmi__title b { display: block; font: 600 15px var(--font-head); }
.phmi__title small { display: block; color: var(--ph-muted); font-size: 11.5px; }
.phmi__logo { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, #8b7bff, #2fcff7); box-shadow: 0 0 18px -4px #8b7bff; flex: none; }
.phmi__mode { display: inline-flex; border: 1px solid var(--ph-line); border-radius: 8px; overflow: hidden; }
.phmi__mode button { background: var(--ph-panel2); border: 0; color: var(--ph-muted); padding: 5px 12px; font-weight: 600; font-size: 12px; }
.phmi__mode button.on { background: #2b3f66; color: #fff; }
.phmi__state { font: 700 12px var(--font-mono); letter-spacing: .06em; padding: 4px 10px; border-radius: 6px; border: 1px solid; }
.phmi__state.is-running { color: var(--ph-run); border-color: rgba(47, 210, 122, .45); background: rgba(47, 210, 122, .1); }
.phmi__state.is-held, .phmi__state.is-manual { color: var(--ph-warn); border-color: rgba(255, 176, 32, .45); background: rgba(255, 176, 32, .1); }
.phmi__state.is-aborted { color: var(--ph-crit); border-color: rgba(255, 77, 79, .45); background: rgba(255, 77, 79, .1); }
.phmi__spacer { flex: 1; }
.phmi__bell { position: relative; width: 34px; height: 30px; border-radius: 8px; background: var(--ph-panel2); border: 1px solid var(--ph-line); color: var(--ph-muted); display: grid; place-items: center; }
.phmi__bell svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; }
.phmi__bell i { position: absolute; top: -6px; right: -6px; min-width: 17px; height: 17px; border-radius: 9px; background: var(--ph-off); color: #fff; font: 700 10px/17px var(--font-body); font-style: normal; text-align: center; }
.phmi__bell.has i { background: var(--ph-warn); color: #1a1205; }
.phmi__bell.ring { color: var(--ph-warn); animation: phRing 1s ease-in-out infinite; }
@keyframes phRing { 0%, 100% { transform: rotate(0); } 20% { transform: rotate(-12deg); } 40% { transform: rotate(10deg); } 60% { transform: rotate(-6deg); } }
.phmi__clock { font: 600 13px var(--font-mono); color: var(--ph-muted); }
.phmi__banner { padding: 6px 14px; font: 600 12.5px var(--font-mono); white-space: pre; overflow: hidden; text-overflow: ellipsis; }
.phmi__banner.sev-warn { background: rgba(255, 176, 32, .16); color: #ffd27a; border-bottom: 1px solid rgba(255, 176, 32, .35); }
.phmi__banner.sev-crit { background: rgba(255, 77, 79, .18); color: #ffb3b4; border-bottom: 1px solid rgba(255, 77, 79, .4); }
.phmi__banner:not(.ack) { animation: phBlink 1.2s steps(2, start) infinite; }
@keyframes phBlink { 50% { filter: brightness(1.35); } }
.phmi__body { display: grid; grid-template-columns: minmax(0, 1fr) 320px; }
.phmi__graphic { position: relative; padding: 10px; background: radial-gradient(120% 90% at 40% 20%, #121c30, #0b111d); border-right: 1px solid var(--ph-line); }
.ph-svg { width: 100%; height: auto; display: block; }
.ph-svg text { font-family: var(--font-body); }
.ph-pipe { fill: none; stroke: #33405a; stroke-width: 7; stroke-linecap: round; stroke-linejoin: round; }
.ph-flow { fill: none; stroke-width: 3.2; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 7 11; opacity: 0; transition: opacity .4s; animation: phFlow .8s linear infinite; }
.ph-flow.on { opacity: 1; }
.ph-flow--water { stroke: var(--ph-water); } .ph-flow--syrup { stroke: var(--ph-syrup); } .ph-flow--mix { stroke: var(--ph-mix); } .ph-flow--steam { stroke: var(--ph-steam); stroke-dasharray: 3 7; }
@keyframes phFlow { to { stroke-dashoffset: -18; } }
.ph-tank__body { fill: #141e31; }
.ph-tank__edge { fill: none; stroke: #8796b0; stroke-width: 2; }
.ph-tick { stroke: #8796b0; stroke-width: 1.5; }
.ph-liq--syrup { fill: url(#phSyrup); } .ph-liq--water { fill: url(#phWater); } .ph-liq--mix { fill: url(#phMix); } .ph-liq--prod { fill: url(#phProd); }
.ph-liq { opacity: .88; }
.ph-tag { fill: #c9d4e6; font-size: 10.5px; font-weight: 700; letter-spacing: .03em; }
.ph-sub { fill: var(--ph-muted); font-size: 9.5px; font-weight: 600; letter-spacing: .06em; }
.ph-pct { fill: #fff; font-size: 20px; font-weight: 700; paint-order: stroke; stroke: rgba(8, 12, 20, .55); stroke-width: 3px; }
.ph-tank .ph-sub { fill: #e4ebf6; paint-order: stroke; stroke: rgba(8, 12, 20, .55); stroke-width: 3px; }
.ph-jacket { fill: var(--ph-steam); fill-opacity: 0; stroke: #6b5240; stroke-width: 2; stroke-dasharray: 5 4; transition: fill-opacity .4s; }
.ph-eq { cursor: pointer; }
.ph-hit { fill: transparent; }
.ph-eq:hover .ph-hit, .ph-eq.sel .ph-hit { fill: rgba(139, 123, 255, .14); stroke: rgba(139, 123, 255, .6); stroke-width: 1.5; }
.ph-tank.sel .ph-tank__edge, .ph-tank:hover .ph-tank__edge { stroke: #b4a8ff; }
.ph-pump__base { fill: #2a3650; stroke: #8796b0; stroke-width: 1.5; }
.ph-pump__body { fill: #1b2740; stroke: #8796b0; stroke-width: 2; transition: fill .3s, stroke .3s; }
.ph-imp path { stroke: #8796b0; stroke-width: 2; stroke-linecap: round; fill: none; }
.ph-imp { transform-box: fill-box; transform-origin: center; }
.ph-pump.on .ph-pump__body { fill: rgba(47, 210, 122, .18); stroke: var(--ph-run); }
.ph-pump.on .ph-imp { animation: phSpin .5s linear infinite; }
.ph-pump.on .ph-imp path { stroke: var(--ph-run); }
@keyframes phSpin { to { transform: rotate(360deg); } }
.ph-valve__body { fill: #1b2740; stroke: #8796b0; stroke-width: 1.8; stroke-linejoin: round; transition: fill .3s, stroke .3s; }
.ph-valve__stem { stroke: #8796b0; stroke-width: 1.8; }
.ph-valve__act { fill: #2a3650; stroke: #8796b0; stroke-width: 1.5; }
.ph-valve.on .ph-valve__body { fill: var(--ph-run); stroke: var(--ph-run); }
.ph-cv.on .ph-valve__body { fill: var(--ph-steam); stroke: var(--ph-steam); }
.ph-motor { fill: #1b2740; stroke: #8796b0; stroke-width: 2; transition: fill .3s, stroke .3s; }
.ph-agit.on .ph-motor { fill: rgba(47, 210, 122, .18); stroke: var(--ph-run); }
.ph-shaft { stroke: #8796b0; stroke-width: 3; }
.ph-blades path { stroke: #c9d4e6; stroke-width: 4; stroke-linecap: round; fill: none; }
.ph-blades { transform-box: fill-box; transform-origin: center; }
.ph-agit.on .ph-blades { animation: phAgit .45s ease-in-out infinite alternate; }
@keyframes phAgit { from { transform: scaleX(1); } to { transform: scaleX(-1); } }
.ph-meter__body { fill: #1b2740; stroke: #8796b0; stroke-width: 1.8; }
.ph-meter__t { fill: #c9d4e6; font-size: 8.5px; font-weight: 700; }
.ph-lead { stroke: #8796b0; stroke-width: 1.2; stroke-dasharray: 3 3; }
.ph-val { fill: #0a101b; stroke: #33405a; stroke-width: 1.2; }
.ph-val.alarm { stroke: var(--ph-crit); fill: rgba(255, 77, 79, .2); }
.ph-valtext { fill: #7fe0ff; font: 700 11px var(--font-mono); }
.ph-valtext--big { font-size: 13px; fill: #ffd27a; }
.phmi__fp { position: absolute; z-index: 3; width: 250px; background: rgba(17, 26, 43, .97); border: 1px solid #3a4a6b; border-radius: 12px; padding: 10px 12px 12px; box-shadow: 0 18px 40px rgba(0, 0, 0, .55); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px); animation: phPop .2s ease-out; }
@keyframes phPop { from { opacity: 0; transform: scale(.96); } }
.phmi__fphead { display: flex; justify-content: space-between; align-items: center; }
.phmi__fphead b { font: 700 15px var(--font-mono); }
.phmi__fphead button { background: none; border: 0; color: var(--ph-muted); font-size: 20px; line-height: 1; }
.phmi__fp p { margin: 2px 0 8px; color: var(--ph-muted); font-size: 12px; }
.phmi__fp dl { display: grid; grid-template-columns: 90px 1fr; gap: 4px 8px; margin: 0; font-size: 12.5px; }
.phmi__fp dt { color: var(--ph-muted); }
.phmi__fp dd { margin: 0; font-family: var(--font-mono); font-size: 12px; }
.phmi__fp b.ok { color: var(--ph-run); } .phmi__fp b.off { color: var(--ph-muted); }
.phmi__fpacts { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.phmi__fpacts button { flex: 1; min-width: 44px; padding: 6px 8px; border-radius: 7px; border: 1px solid #3a4a6b; background: #1f2d4a; color: var(--ph-text); font-weight: 600; font-size: 12px; }
.phmi__fpacts button:not(:disabled):hover { border-color: #8b7bff; }
.phmi__fpacts button:disabled { opacity: .4; cursor: not-allowed; }
.phmi__fp .phmi__muted { margin: 8px 0 0; font-size: 11.5px; }
.phmi__side { display: flex; flex-direction: column; gap: 10px; padding: 10px; background: var(--ph-panel); min-width: 0; }
.phmi__card { background: var(--ph-panel2); border: 1px solid var(--ph-line); border-radius: 10px; padding: 10px 12px; }
.phmi__cardhead { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; margin-bottom: 6px; }
.phmi__cardhead b { font: 600 13px var(--font-head); }
.phmi__muted { color: var(--ph-muted); font-size: 11.5px; }
.phmi__steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; }
.phmi__steps li { position: relative; display: flex; align-items: center; gap: 8px; padding: 4px 6px; border-radius: 6px; color: var(--ph-muted); font-size: 12.5px; overflow: hidden; }
.phmi__steps li small { margin-left: 6px; font-size: 10.5px; opacity: .8; }
.phmi__steps .n { width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; font-size: 10.5px; font-weight: 700; border: 1px solid var(--ph-line); flex: none; }
.phmi__steps li.done { color: #b6c3d8; }
.phmi__steps li.done .n { color: var(--ph-run); border-color: rgba(47, 210, 122, .5); }
.phmi__steps li.on { color: #fff; background: rgba(139, 123, 255, .14); }
.phmi__steps li.on .n { background: #8b7bff; border-color: #8b7bff; color: #fff; }
.phmi__steps li.on.paused .n { background: var(--ph-warn); border-color: var(--ph-warn); color: #1a1205; }
.phmi__steps li i { position: absolute; left: 0; bottom: 0; height: 2px; background: linear-gradient(90deg, #8b7bff, #2fcff7); transition: width .5s; }
.phmi__kpis { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.phmi__kpis div { background: var(--ph-panel2); border: 1px solid var(--ph-line); border-radius: 10px; padding: 8px 10px; }
.phmi__kpis small { display: block; color: var(--ph-muted); font-size: 11px; }
.phmi__kpis b { font: 700 19px var(--font-mono); }
.phmi__kpis em { font-style: normal; color: var(--ph-muted); font-size: 11px; margin-left: 3px; }
.phmi__legend { color: var(--ph-muted); font-size: 10.5px; display: flex; align-items: center; gap: 4px; }
.phmi__legend i { width: 10px; height: 3px; border-radius: 2px; display: inline-block; margin-left: 6px; }
.phmi__legend i.tt { background: var(--ph-warn); } .phmi__legend i.lt { background: var(--ph-water); }
.phmi__trend { width: 100%; height: 92px; display: block; }
.phmi__grid line { stroke: var(--ph-line); stroke-width: 1; vector-effect: non-scaling-stroke; }
.phmi__trend polyline { fill: none; stroke-width: 2; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.phmi__trend .tt { stroke: var(--ph-warn); } .phmi__trend .lt { stroke: var(--ph-water); }
.phmi__axis { display: flex; justify-content: space-between; color: var(--ph-muted); font-size: 10px; margin-top: 2px; }
.phmi__events ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; max-height: 132px; overflow: hidden; }
.phmi__events li { display: grid; grid-template-columns: 58px 1fr; gap: 6px; font-size: 11.5px; line-height: 1.35; padding-left: 6px; border-left: 2px solid var(--ph-line); }
.phmi__events time { color: var(--ph-muted); font-family: var(--font-mono); font-size: 10.5px; }
.phmi__events .sev-warn { border-color: var(--ph-warn); } .phmi__events .sev-crit { border-color: var(--ph-crit); } .phmi__events .sev-ok { border-color: var(--ph-run); }
.phmi__bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; background: var(--ph-panel); border-top: 1px solid var(--ph-line); flex-wrap: wrap; }
.phmi__btn { padding: 8px 16px; border-radius: 9px; border: 1px solid; font-weight: 700; font-size: 13px; transition: transform .15s, filter .15s; }
.phmi__btn:hover { transform: translateY(-1px); filter: brightness(1.15); }
.phmi__btn--go { background: rgba(47, 210, 122, .14); color: var(--ph-run) !important; border-color: rgba(47, 210, 122, .5); }
.phmi__btn--hold { background: rgba(255, 176, 32, .12); color: var(--ph-warn) !important; border-color: rgba(255, 176, 32, .45); }
.phmi__btn--stop { background: rgba(255, 77, 79, .12); color: var(--ph-crit) !important; border-color: rgba(255, 77, 79, .45); }
.phmi-points { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 32px; }
.phmi-points strong { display: block; font: 600 17px var(--font-head); margin-bottom: 4px; }
.phmi-points span { color: var(--muted); font-size: 15px; }
@media (max-width: 1080px) {
  .phmi__body { grid-template-columns: 1fr; }
  .phmi__graphic { border-right: 0; border-bottom: 1px solid var(--ph-line); }
  .phmi__side { display: grid; grid-template-columns: 1fr 1fr; }
  .phmi-points { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .phmi__side { grid-template-columns: 1fr; }
  .phmi__top { gap: 8px; }
  .phmi__bar .phmi__muted { display: none; }
  .phmi__banner { white-space: normal; }
  .phmi-points { grid-template-columns: 1fr; }
  .phmi__fp { width: 220px; }
  .phmi__graphic { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .ph-svg { min-width: 640px; }
}

/* Flow, pump and agitator motion show equipment state on an HMI, so keep them even when the
   site-wide reduced-motion rule stops decorative animation (higher specificity wins over *). */
@media (prefers-reduced-motion: reduce) {
  .phmi .ph-flow { animation-duration: .8s !important; animation-iteration-count: infinite !important; }
  .phmi .ph-pump.on .ph-imp { animation-duration: .5s !important; animation-iteration-count: infinite !important; }
  .phmi .ph-agit.on .ph-blades { animation-duration: .45s !important; animation-iteration-count: infinite !important; }
  .phmi .phmi__steps li i { transition-duration: .5s !important; }
}