:root {
  --bg: #0b0f14;
  --bg-soft: #121922;
  --panel: #182331;
  --text: #f4f6f8;
  --muted: #aeb8c4;
  --accent: #d9772f;
  --accent-2: #1d87a8;
  --line: rgba(255,255,255,0.12);
  --shadow: 0 28px 80px rgba(0,0,0,0.34);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

img { max-width: 100%; display: block; }

picture { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11,15,20,0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.nav-wrap {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.brand img {
  width: 58px;
  height: 58px;
  object-fit: contain;
  border-radius: 0;
  background: transparent;
  padding: 0;
}

nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-weight: 800;
  font-size: 0.94rem;
}

nav a:hover { color: var(--text); }

.nav-cta {
  color: var(--text);
  border: 1px solid var(--line);
  padding: 8px 14px;
  border-radius: 999px;
}

.hero {
  padding: 86px 0 76px;
  background:
    radial-gradient(circle at 12% 10%, rgba(217,119,47,0.22), transparent 30%),
    radial-gradient(circle at 90% 20%, rgba(29,135,168,0.18), transparent 28%),
    linear-gradient(135deg, #0b0f14 0%, #17202b 54%, #080b10 100%);
  overflow: visible;
}

.hero-grid,
.two-col,
.contact-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 52px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.13em;
  font-size: 0.8rem;
}

h1, h2, h3 {
  margin: 0 0 18px;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.55rem, 6vw, 5rem);
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.15rem);
  letter-spacing: -0.045em;
}

h3 { font-size: 1.22rem; }

.lead {
  max-width: 690px;
  color: var(--muted);
  font-size: 1.15rem;
}

.hero-actions {
  margin-top: 30px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: 9px;
  font-weight: 900;
  border: 1px solid transparent;
  cursor: pointer;
}

.primary {
  background: var(--accent);
  color: #121212;
}

.secondary {
  border-color: var(--line);
  background: rgba(255,255,255,0.05);
}

.trust-row {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-row span {
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.84rem;
  background: rgba(255,255,255,0.04);
}

.hero-image-card,
.work-card,
.card,
.about-panel,
.contact-form,
.logo-band-inner {
  border: 1px solid var(--line);
  background: rgba(18,25,34,0.92);
  box-shadow: var(--shadow);
}

.hero-image-card {
  overflow: visible;
  border-radius: 24px;
  transform: none;
}

.hero-photo-frame {
  display: block;
  margin: 0;
  line-height: 0;
  background: #0f151d;
  border-radius: 24px 24px 0 0;
  overflow: visible;
}

.hero-image-card .hero-photo {
  display: block;
  width: 100%;
  height: auto;
  max-width: 100%;
  max-height: none;
  object-fit: contain;
  object-position: center;
  vertical-align: top;
}

@media (max-width: 950px) {
  .hero-image-card .hero-photo {
    width: 100% !important;
    height: auto !important;
    max-height: none !important;
    object-fit: contain !important;
  }
}

.image-caption {
  padding: 18px 20px 20px;
  display: grid;
  gap: 3px;
  color: var(--muted);
}

.image-caption strong { color: var(--text); }

.logo-band {
  padding: 34px 0;
  background: #f4f6f8;
  color: #10151c;
}

.logo-band-inner {
  border-radius: 22px;
  padding: 20px;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 28px;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(217,119,47,0.13), rgba(29,135,168,0.08)),
    #ffffff;
  box-shadow: 0 20px 55px rgba(0,0,0,0.14);
}

.logo-band img {
  width: 220px;
  object-fit: contain;
}

.logo-band h2 {
  font-size: clamp(1.55rem, 3vw, 2.4rem);
  margin-bottom: 0;
}

.section { padding: 84px 0; }

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.card {
  border-radius: 18px;
  padding: 24px;
}

.card p,
.two-col p,
.work-card p,
.contact-section p {
  color: var(--muted);
}

.work-section {
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0)),
    #101720;
}

.work-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 20px;
}

.work-card {
  border-radius: 22px;
  overflow: hidden;
}

.work-card.large {
  grid-row: span 2;
}

.work-card img {
  width: 100%;
  height: 310px;
  object-fit: cover;
}

.work-card.large img {
  height: 640px;
}

.before-after-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 12px;
  background: #0f151d;
}

.before-after-item {
  margin: 0;
  border: 1px solid var(--line);
  background: #0b0f14;
}

.before-after-item img {
  width: 100%;
  height: 185px;
  object-fit: cover;
  display: block;
}

.before-after-item figcaption {
  padding: 8px 10px;
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.work-card div {
  padding: 22px;
}

.dark-section {
  background:
    radial-gradient(circle at 85% 20%, rgba(29,135,168,0.14), transparent 30%),
    #080b10;
}

.check-list,
.about-panel ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}

.check-list li,
.about-panel li {
  position: relative;
  padding-left: 28px;
  color: var(--muted);
}

.check-list li::before,
.about-panel li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 900;
}

.about-section {
  background: #0f151d;
}

.about-panel,
.contact-form {
  border-radius: 20px;
  padding: 26px;
}

.contact-section {
  background:
    radial-gradient(circle at 10% 25%, rgba(217,119,47,0.16), transparent 28%),
    linear-gradient(180deg, #0b0f14, #151d27);
}

.contact-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-weight: 800;
}

input, textarea {
  width: 100%;
  background: #0b0f14;
  border: 1px solid var(--line);
  color: var(--text);
  padding: 12px 13px;
  border-radius: 8px;
  font: inherit;
}

textarea { resize: vertical; }

.form-note {
  font-size: 0.86rem;
  margin: 0;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 24px;
  color: var(--muted);
}

.footer-sms-disclosure {
  max-width: 720px;
  margin: 0 auto 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  font-size: 0.88rem;
  line-height: 1.55;
}

.footer-sms-disclosure__title {
  font-size: 0.95rem;
  font-weight: 900;
  color: var(--text);
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.footer-sms-disclosure p {
  margin: 0 0 10px;
}

.footer-sms-disclosure__message {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-style: italic;
}

.footer-sms-disclosure__note {
  font-size: 0.82rem;
  margin-bottom: 0;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

/* HMI / SCADA section (matches legacy-style preview in hmi-preview.html) */
.hmi-section {
  background: linear-gradient(180deg, #0d1219 0%, #0b0f14 100%);
}

.hmi-section-lead {
  color: var(--muted);
  margin: 0;
  max-width: 720px;
}

/* Legacy SCADA layout (hmi-preview.html) — professional industrial styling */
html.legacy-scada-root,
body.legacy-scada-page {
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #bfc3c8;
}

.legacy-scada {
  --scada-ui: Arial, Helvetica, sans-serif;
  --scada-mono: "Courier New", Courier, monospace;
  --scada-bg-panel: #efb7b1;
  --scada-bg-panel-inset: rgba(255, 255, 255, 0);
  --scada-border: #000000;
  --scada-readout-bg: #000000;
  --scada-readout-fg: #ffe34d;
  --scada-accent: #0000cc;
  --scada-positive: #00aa00;
  --scada-negative: #ff2a2a;
  --scada-teal: #00a9a9;
  height: 100%;
  max-height: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  font-family: var(--scada-ui);
  font-weight: 700;
  text-transform: uppercase;
  font-size: clamp(9px, 1.7vmin, 14px);
  color: #000;
  line-height: 1.2;
  letter-spacing: 0.01em;
  background: #bfbfbf;
  border: 1px solid #2a2a2a;
  border-radius: 0;
  box-shadow: none;
}

.legacy-scada__mast {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 4px 8px;
  background: #c9c9c9;
  border-bottom: 1px solid #000;
  box-shadow: none;
}

.legacy-scada__titlebar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
  min-width: 0;
}

.legacy-scada__screen-title {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.84em;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #000;
  text-transform: none;
}

.legacy-scada__screen-subtitle {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.62em;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: #000;
  text-transform: none;
}

.legacy-scada__statusbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 0;
  padding: 0 8px;
}

.legacy-scada__status-item {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.64em;
  font-weight: 600;
  color: #000;
  letter-spacing: 0.01em;
  text-transform: none;
}

.legacy-scada__influent {
  flex-shrink: 0;
  text-align: right;
  background: var(--scada-bg-panel);
  border: 1px solid var(--scada-border);
  border-radius: 0;
  padding: 4px 8px;
  box-shadow: none;
}

.legacy-scada__panel-hd {
  font-size: 0.68em;
  margin-bottom: 2px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #000;
  opacity: 1;
  text-transform: none;
}

.legacy-scada__nixie {
  display: inline-block;
  background: var(--scada-readout-bg);
  color: #000;
  font-family: var(--scada-mono);
  font-weight: 700;
  padding: 4px 12px;
  border: 1px solid #30363d;
  border-radius: 0;
  font-size: 1.38em;
  letter-spacing: 0.06em;
  box-shadow: none;
  text-shadow: none;
}

.legacy-scada__nixie--sm {
  font-size: 1.08em;
  padding: 3px 8px;
  letter-spacing: 0.08em;
  font-weight: 700;
}

.legacy-scada__body {
  flex: 1;
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr 1.15fr 0.95fr;
  grid-template-areas:
    "process process process"
    "left center right";
  gap: 3px;
  padding: 3px;
  overflow: hidden;
  background: #bfbfbf;
}

.legacy-scada__process {
  grid-area: process;
  display: grid;
  grid-template-columns: 110px 1fr 120px;
  align-items: stretch;
  gap: 6px;
  min-height: 88px;
}

.legacy-scada__process-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 4px 6px;
  border: 1px solid var(--scada-border);
  border-radius: 0;
  background: var(--scada-bg-panel);
  box-shadow: none;
}

.legacy-scada__process-hd {
  font-size: 0.64em;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #000;
}

.legacy-scada__process-tag {
  font-size: 0.58em;
  color: #000;
  letter-spacing: 0.01em;
  text-transform: none;
}

.legacy-scada__process-svgwrap {
  border: 1px solid #475569;
  border-radius: 0;
  overflow: hidden;
  background: #d3d6db;
  box-shadow: none;
}

.legacy-scada__process-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.legacy-scada__pipe {
  stroke: #0033cc;
  stroke-width: 5;
  fill: none;
  stroke-linecap: round;
  filter: none;
}

.legacy-scada__pipe--flow {
  stroke: #7fd3ff;
  stroke-width: 2;
  stroke-dasharray: 8 8;
  opacity: 1;
  animation: none;
}

.legacy-scada__junction {
  fill: #0f172a;
  stroke: #e2e8f0;
  stroke-width: 2;
}

.legacy-scada__valve-shape {
  fill: #f8fafc;
  stroke: #0f172a;
  stroke-width: 1.5;
}

.legacy-scada__valve--open .legacy-scada__valve-shape {
  fill: #dcfce7;
}

.legacy-scada__valve--closed .legacy-scada__valve-shape {
  fill: #fee2e2;
}

.legacy-scada__valve-cross {
  stroke: #991b1b;
  stroke-width: 1.8;
}

.legacy-scada__inst-bubble {
  fill: #ffffff;
  stroke: #0f172a;
  stroke-width: 1.6;
}

.legacy-scada__inst-code {
  font-family: var(--scada-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.04em;
  fill: #000;
}

.legacy-scada__inst-tag {
  font-family: var(--scada-mono);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.06em;
  fill: #000;
}

.legacy-scada__status-lamp {
  stroke: #0f172a;
  stroke-width: 1.2;
}

.legacy-scada__status-lamp--run {
  fill: #00aa00;
  filter: none;
}

.legacy-scada__status-lamp--standby {
  fill: #ffeb66;
  filter: none;
}

.legacy-scada__status-lamp--alarm {
  fill: #ff2a2a;
  filter: none;
}

.legacy-scada__vfd {
  fill: #0f172a;
  stroke: #ffffff;
  stroke-width: 1;
}

.legacy-scada__vfd-lbl {
  font-family: var(--scada-mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.08em;
  fill: #000;
}

.legacy-scada__equip {
  stroke: #1f2937;
  stroke-width: 1;
}

.legacy-scada__equip--pump {
  fill: #d9d9d9;
}

.legacy-scada__equip--tank {
  fill: #efefef;
}

.legacy-scada__equip--sep {
  fill: #efefef;
}

.legacy-scada__equip--out {
  fill: #efefef;
}

.legacy-scada__equip-lbl {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.01em;
  fill: #000;
  text-transform: none;
}

.legacy-scada__equip-sub {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.01em;
  fill: #000;
  text-transform: none;
}

@keyframes legacy-flow-move {
  from {
    stroke-dashoffset: 20;
  }
  to {
    stroke-dashoffset: 0;
  }
}

.legacy-scada__panel {
  background: var(--scada-bg-panel);
  border: 1px solid var(--scada-border);
  border-radius: 0;
  padding: 6px 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-height: 0;
  overflow: hidden;
  box-shadow: none;
}

.legacy-scada__panel--center {
  grid-area: center;
  min-width: 0;
}

.legacy-scada__body > .legacy-scada__panel:first-of-type {
  grid-area: left;
}

.legacy-scada__body > .legacy-scada__panel:last-of-type {
  grid-area: right;
}

.legacy-scada__title {
  margin: 0;
  font-size: 0.72em;
  font-weight: 700;
  letter-spacing: 0.03em;
  padding: 3px 0 4px 4px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.35);
  border-left: 0;
  color: #000;
  text-transform: none;
}

.legacy-scada__subhd {
  margin: 6px 0 0;
  font-size: 0.68em;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding-left: 0;
  border-left: 0;
  color: #000;
  text-transform: none;
}

.legacy-scada__subhd2 {
  display: block;
  font-size: 0.68em;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 4px;
  color: #000;
  text-transform: none;
}

.legacy-scada__wp-block {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 5px 6px;
  margin-bottom: 5px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 3px;
}

.legacy-scada__wp-block:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}

.legacy-scada__wp-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  justify-content: space-between;
  font-size: 0.88em;
}

.legacy-scada__ctl-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 6px;
  font-size: 0.78em;
}

.legacy-scada__ctl-row--stack {
  flex-direction: column;
  align-items: stretch;
}

.legacy-scada__ctl-row--stack .legacy-scada__hoa-rail {
  align-self: flex-start;
}

.legacy-scada__ctl-lbl {
  flex: 0 0 auto;
  font-size: 0.72em;
  min-width: 1.8em;
  color: #000;
  text-transform: none;
}

.legacy-scada__hoa-inp {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
  margin: 0;
}

.legacy-scada__hoa-rail {
  display: inline-flex;
  border: 1px solid #000;
  border-radius: 0;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: none;
}

.legacy-scada__hoa-lab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.75em;
  padding: 3px 6px;
  margin: 0;
  background: #d9d9d9;
  color: #000;
  border: 0;
  border-right: 1px solid #475569;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  font-size: 0.88em;
  transition: none;
}

.legacy-scada__hoa-lab:last-of-type {
  border-right: 0;
}

.legacy-scada__hoa-inp:focus-visible + .legacy-scada__hoa-lab {
  outline: 2px solid #38bdf8;
  outline-offset: 1px;
  z-index: 1;
}

.legacy-scada__hoa-inp:checked + .legacy-scada__hoa-lab {
  background: #ffeb66;
  color: #000;
  box-shadow: none;
}

.legacy-scada__momentary {
  display: inline-flex;
  gap: 3px;
  flex-wrap: wrap;
}

.legacy-scada__pb {
  font: inherit;
  font-weight: 700;
  font-size: 0.76em;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  min-height: 22px;
  border: 1px solid #000;
  border-radius: 0;
  cursor: pointer;
  box-shadow: none;
}

.legacy-scada__pb:active {
  transform: none;
  box-shadow: none;
}

.legacy-scada__pb--start {
  background: #00aa00;
  color: #000;
  text-shadow: none;
}

.legacy-scada__pb--stop {
  background: #ff2a2a;
  color: #000;
  text-shadow: none;
}

.legacy-scada__pb--neutral {
  background: #d9d9d9;
  color: #000;
}

.legacy-scada__aux {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 4px;
  font-size: 0.78em;
}

.legacy-scada__aux-lbl {
  margin-right: 2px;
}

.legacy-scada__toggle {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.legacy-scada__toggle-inp {
  width: 14px;
  height: 14px;
  accent-color: #1565c0;
}

.legacy-scada__toggle-ui {
  border: 1px solid #000;
  border-radius: 0;
  padding: 2px 6px;
  background: #fff;
  font-weight: 600;
  font-size: 0.88em;
}

.legacy-scada__tp-block {
  margin-bottom: 4px;
  padding-bottom: 4px;
  border-bottom: 1px dashed rgba(0, 0, 0, 0.3);
}

.legacy-scada__tp-block:last-of-type {
  border-bottom: 0;
}

.legacy-scada__sp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 6px;
  margin-top: 2px;
}

.legacy-scada__sp {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 2px 6px;
  font-size: 0.72em;
  margin: 0;
}

.legacy-scada__sp--inline {
  margin-top: 4px;
  margin-bottom: 4px;
}

.legacy-scada__sp-lbl {
  grid-column: 1 / -1;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #000;
  opacity: 1;
  text-transform: none;
}

.legacy-scada__sp-field {
  min-width: 0;
  width: 100%;
  max-width: 76px;
  padding: 4px 6px;
  border: 1px solid #30363d;
  border-radius: 0;
  background: var(--scada-readout-bg);
  color: #000;
  font-family: var(--scada-mono);
  font-weight: 600;
  font-size: 1.02em;
  box-shadow: none;
}

.legacy-scada__sp-field:focus {
  outline: 2px solid #38bdf8;
  outline-offset: 1px;
}

.legacy-scada__sp-u {
  font-size: 0.85em;
  white-space: nowrap;
  color: #000;
}

.legacy-scada__system-btns {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px solid #000;
  font-size: 0.75em;
}

@media (max-width: 420px) {
  .legacy-scada__sp-grid {
    grid-template-columns: 1fr;
  }
}

.legacy-scada__tag {
  white-space: nowrap;
  font-family: var(--scada-mono);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #000;
}

.legacy-scada__mode {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.6em;
  height: 1.6em;
  border-radius: 50%;
  border: 2px solid #000;
  font-size: 0.85em;
  flex-shrink: 0;
}

.legacy-scada__mode--a {
  background: #1565c0;
  color: #000;
}

.legacy-scada__mode--m {
  background: #6a1b9a;
  color: #000;
}

.legacy-scada__pill {
  padding: 3px 8px;
  border: 1px solid #000;
  border-radius: 0;
  font-size: 0.72em;
  font-weight: 700;
  letter-spacing: 0.06em;
  white-space: nowrap;
  box-shadow: none;
}

.legacy-scada__pill--ok {
  background: #00aa00;
  color: #000;
  text-shadow: none;
}

.legacy-scada__pill--teal {
  background: #00a9a9;
  color: #000;
  text-shadow: none;
}

.legacy-scada__flowline {
  display: flex;
  align-items: baseline;
  justify-content: flex-end;
  gap: 3px;
}

.legacy-scada__unit {
  font-size: 0.72em;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #000;
  opacity: 1;
}

.legacy-scada__tanks {
  display: flex;
  justify-content: space-around;
  gap: 6px;
}

.legacy-scada__tank {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 0;
}

.legacy-scada__tank-lbl {
  font-size: 0.8em;
}

.legacy-scada__tank-v {
  position: relative;
  width: 42%;
  max-width: 56px;
  height: clamp(40px, 12vmin, 72px);
  border: 1px solid #000;
  border-radius: 2px;
  background: #efefef;
  overflow: hidden;
  box-shadow: none;
}

.legacy-scada__tank-v--wide {
  width: 55%;
  max-width: 72px;
}

.legacy-scada__tank-fill {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--h, 40%);
  background: #b36b2c;
}

.legacy-scada__tank-fill--ow {
  background: #f7b53a;
}

.legacy-scada__tank-read {
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.legacy-scada__tp {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 0.85em;
}

.legacy-scada__tprow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
}

.legacy-scada__box {
  padding: 3px 8px;
  border: 1px solid #000;
  border-radius: 0;
  font-size: 0.76em;
  font-weight: 700;
  letter-spacing: 0.05em;
  white-space: nowrap;
  box-shadow: none;
}

.legacy-scada__box--on {
  background: #00aa00;
  color: #000;
}

.legacy-scada__box--off {
  background: #ff2a2a;
  color: #000;
}

.legacy-scada__box--ok {
  background: #00aa00;
  color: #000;
}

.legacy-scada__stat {
  font-family: var(--scada-mono);
  font-weight: 600;
  font-size: 0.88em;
  color: #000;
}

.legacy-scada__ows-hd {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 4px;
  font-size: 0.85em;
  margin-bottom: 2px;
}

.legacy-scada__ows-lbl {
  min-width: 0;
  text-transform: none;
}

.legacy-scada__tank--ows {
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
}

.legacy-scada__sludge {
  margin-top: auto;
  padding-top: 4px;
  border-top: 1px solid #000;
}

.legacy-scada__sludge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 2px;
}

.legacy-scada__building {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  margin: 0 3px;
  background: #c9d4ff;
  border: 1px solid #0000cc;
  border-radius: 0;
  box-shadow: none;
}

.legacy-scada__bldg-num {
  font-family: var(--scada-mono);
  font-weight: 600;
  font-size: 0.88em;
  color: #000;
}

.legacy-scada__nav {
  flex-shrink: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 2px;
  padding: 3px 4px;
  background: #0000cc;
  border-top: 1px solid #0f172a;
  box-shadow: none;
}

.legacy-scada__navbtn {
  flex: 1 1 auto;
  text-align: center;
  background: #1a1aff;
  color: #000;
  padding: 4px 5px;
  border: 1px solid #000;
  border-radius: 0;
  font-size: 0.68em;
  font-weight: 700;
  letter-spacing: 0.01em;
  min-width: 0;
  box-shadow: none;
  text-transform: none;
}

.legacy-scada__alarms {
  background: #ff2a2a;
  color: #000;
  padding: 4px 8px;
  border: 1px solid #000;
  border-radius: 0;
  font-size: 0.68em;
  font-weight: 700;
  letter-spacing: 0.01em;
  white-space: nowrap;
  box-shadow: none;
  text-transform: none;
}

.legacy-scada__next {
  flex: 0 0 auto;
  align-self: center;
  color: #000;
  font-size: 0.68em;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 4px 6px;
  opacity: 0.95;
  text-transform: none;
}

.legacy-scada__fine {
  flex-shrink: 0;
  margin: 0;
  padding: 2px 6px 4px;
  font-size: 0.62em;
  font-weight: 500;
  text-transform: none;
  letter-spacing: 0.02em;
  color: #000;
  background: #b0b0b0;
  border-top: 1px solid #777;
}

/* Full-width demo iframe on index */
.hmi-demo-frame {
  max-width: 920px;
  margin: 0 auto;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #334155;
  box-shadow:
    var(--shadow),
    0 0 0 1px rgba(0, 0, 0, 0.35);
  height: min(600px, 80vh);
  background: linear-gradient(145deg, #8e9299 0%, #6f747d 100%);
}

.hmi-demo-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.work-card--hmi-iframe {
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
  background: #101720;
}

.work-card--hmi-iframe iframe {
  width: 100%;
  height: min(420px, 62vmin);
  border: 0;
  display: block;
  background: #9e9e9e;
}

.work-card--hmi-iframe > div {
  padding: 22px;
}

@media (max-width: 950px) {
  .hero-grid,
  .two-col,
  .contact-grid,
  .work-grid,
  .logo-band-inner {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .work-card.large {
    grid-row: auto;
  }

  .work-card.large img,
  .work-card img {
    height: 380px;
  }

  .legacy-scada__process {
    grid-template-columns: 92px 1fr 102px;
    min-height: 78px;
  }

  .hero-image-card {
    transform: none;
  }

}

@media (max-width: 660px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .nav-wrap,
  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }

  nav {
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.86rem;
  }

  .brand img {
    width: 50px;
    height: 50px;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 56px 0;
  }

  .work-card.large img,
  .work-card img {
    height: 300px;
  }

  .before-after-pair {
    grid-template-columns: 1fr;
  }

  .before-after-item img {
    height: 210px;
  }

  .legacy-scada__process {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(74px, 1fr) auto;
  }

  .legacy-scada__body {
    grid-template-columns: 1fr;
    grid-template-areas:
      "process"
      "left"
      "center"
      "right";
  }

}