:root {
  --navy-950: #040c22;
  --navy-900: #071433;
  --navy-800: #0b1d47;
  --navy-700: #13296180;
  --brand: #0a237a;
  --brand-500: #2350d8;
  --sky: #6ea8ff;
  --teal: #14c3b0;
  --teal-600: #0e9f90;
  --green: #22c55e;
  --amber: #f59e0b;
  --red: #ef4444;
  --ink: #0b1530;
  --body: #3a4663;
  --muted: #66728d;
  --line: #e2e8f2;
  --bg: #ffffff;
  --bg-alt: #f3f7fb;
  --card: #ffffff;
  --radius: 18px;
  --shadow: 0 1px 2px rgba(11, 21, 48, .04), 0 8px 28px rgba(11, 21, 48, .07);
  --shadow-lg: 0 24px 60px rgba(11, 21, 48, .16);
  --font-head: "Plus Jakarta Sans", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --nav-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--body);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.9rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.8rem); font-weight: 800; }
h3 { font-size: 1.25rem; font-weight: 700; }
h4 { font-size: 1rem; font-weight: 700; }
p { margin: 0 0 1em; }
a { color: var(--brand-500); }
button { font: inherit; cursor: pointer; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.grad {
  background: linear-gradient(90deg, var(--sky), var(--teal));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  padding: .85em 1.5em; border-radius: 999px; border: 1px solid transparent;
  font-weight: 600; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--brand-500), var(--teal-600)); color: #fff; box-shadow: 0 8px 24px rgba(35, 80, 216, .3); }
.btn-primary:hover { box-shadow: 0 12px 32px rgba(35, 80, 216, .4); }
.btn-ghost { color: #fff; border-color: rgba(255,255,255,.35); background: rgba(255,255,255,.06); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255,255,255,.14); }
.btn-sm { padding: .55em 1.1em; font-size: .9rem; }
.btn-lg { padding: 1em 2em; font-size: 1.1rem; }
.btn .ico { width: 16px; height: 16px; fill: currentColor; }

.eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--teal-600); margin-bottom: .9rem;
}
.eyebrow-light { color: var(--teal); }

/* Nav */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--nav-h);
  background: rgba(255,255,255,.82); backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid rgba(226,232,242,.7); transition: box-shadow .3s;
}
.nav.scrolled { box-shadow: 0 6px 24px rgba(11,21,48,.08); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.nav-logo img { height: 40px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a:not(.btn) {
  color: var(--ink); text-decoration: none; font-weight: 500; font-size: .93rem;
  padding: .5em .8em; border-radius: 8px; transition: background .2s, color .2s;
}
.nav-links a:not(.btn):hover, .nav-links a.active { color: var(--brand-500); background: rgba(35,80,216,.07); }
.nav-links .btn { margin-left: 8px; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: .3s; border-radius: 2px; }
.scroll-progress { position: absolute; left: 0; bottom: -1px; height: 2px; width: 0; background: linear-gradient(90deg, var(--brand-500), var(--teal)); }

/* Hero */
.hero {
  position: relative; min-height: 100vh; padding: calc(var(--nav-h) + 60px) 0 0;
  background: radial-gradient(1200px 600px at 80% 20%, #12307a 0%, transparent 60%),
              radial-gradient(900px 500px at 10% 90%, #0b3d4d 0%, transparent 60%),
              var(--navy-950);
  color: #c9d4ea; overflow: hidden; display: flex; flex-direction: column;
}
#heroCanvas, #ctaCanvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.25fr .9fr; gap: 48px; align-items: center; flex: 1; padding-bottom: 60px; }
.hero h1 { color: #fff; }
.hero .lead { font-size: 1.12rem; max-width: 620px; color: #b9c6e0; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 32px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.hero-tags li {
  font-size: .85rem; padding: .4em .9em; border-radius: 999px;
  border: 1px solid rgba(20,195,176,.35); color: #bff3ec; background: rgba(20,195,176,.08);
}
.hero-tags li::before { content: "✓"; margin-right: .45em; color: var(--teal); }
.hero-visual { display: flex; flex-direction: column; align-items: center; gap: 28px; }
.stat-orb { position: relative; width: min(360px, 80vw); aspect-ratio: 1; }
.orb-ring { position: absolute; inset: 0; transform: rotate(-90deg); }
.orb-ring circle { fill: none; stroke-width: 6; }
.ring-bg { stroke: rgba(255,255,255,.08); }
.ring-fg { stroke: var(--teal); stroke-linecap: round; stroke-dasharray: 553; stroke-dashoffset: 553; transition: stroke-dashoffset 2s cubic-bezier(.2,.8,.2,1); filter: drop-shadow(0 0 8px rgba(20,195,176,.7)); }
.orb-inner {
  position: absolute; inset: 14%; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(110,168,255,.25), rgba(11,29,71,.6));
  border: 1px solid rgba(255,255,255,.1); backdrop-filter: blur(8px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 20px;
  box-shadow: inset 0 0 60px rgba(20,195,176,.15), 0 0 80px rgba(35,80,216,.3);
  animation: float 6s ease-in-out infinite;
}
.orb-big { font-family: var(--font-head); font-weight: 800; font-size: clamp(3.5rem, 8vw, 5.2rem); color: #fff; line-height: 1; }
.orb-small { font-size: .9rem; color: #b9c6e0; max-width: 170px; line-height: 1.35; }
@keyframes float { 50% { transform: translateY(-10px); } }
.flow-pill {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap; justify-content: center;
  padding: 10px 18px; border-radius: 999px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
  font-weight: 600; font-size: .9rem; color: #fff;
}
.flow-pill i { width: 18px; height: 2px; background: linear-gradient(90deg, var(--sky), var(--teal)); position: relative; }
.flow-pill i::after { content: ""; position: absolute; right: -2px; top: -3px; border: 4px solid transparent; border-left-color: var(--teal); }
.hero-bottom { position: relative; border-top: 1px solid rgba(255,255,255,.08); background: rgba(4,12,34,.6); backdrop-filter: blur(6px); }
.hero-bottom p { margin: 0; padding: 20px 0; font-family: var(--font-head); font-size: 1.2rem; font-weight: 700; color: #fff; text-align: center; }
.hero-bottom strong { color: var(--teal); }

/* Sections */
.section { padding: 110px 0; position: relative; }
.section-alt { background: var(--bg-alt); }
.section-dark {
  background: radial-gradient(900px 500px at 90% 0%, #122e6f 0%, transparent 60%), var(--navy-900);
  color: #b9c6e0;
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-head { max-width: 780px; margin: 0 auto 56px; text-align: center; }
.section-head p { font-size: 1.08rem; }
.sub-title { text-align: center; margin: 72px 0 28px; }
.note { font-size: .9rem; color: var(--muted); text-align: center; font-style: italic; margin-top: 28px; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.delay-1 { transition-delay: .15s; }

/* Benefits */
.benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.benefit {
  position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
  transition: transform .3s, box-shadow .3s, border-color .3s; overflow: hidden;
}
.benefit::after {
  content: ""; position: absolute; inset: auto -40% -60% auto; width: 160px; height: 160px; border-radius: 50%;
  background: radial-gradient(circle, rgba(20,195,176,.18), transparent 70%); opacity: 0; transition: opacity .3s;
}
.benefit:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.benefit:hover::after { opacity: 1; }
.benefit h3 { font-size: 1.05rem; margin: 0; }
.b-icon {
  width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(35,80,216,.1), rgba(20,195,176,.14));
}
.b-icon svg, .factor svg, .why svg, .pn-icon svg, .cloud-node svg {
  width: 24px; height: 24px; fill: none; stroke: var(--teal-600); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
.b-num { position: absolute; top: 22px; right: 24px; font-family: var(--font-head); font-weight: 800; color: #dbe3ef; font-size: 1.4rem; }
.benefit-cta { background: linear-gradient(135deg, var(--brand), var(--brand-500) 60%, var(--teal-600)); border: 0; display: flex; flex-direction: column; justify-content: space-between; }
.benefit-cta h3 { color: #fff; font-size: 1.2rem; }
.link-arrow { color: #fff; font-weight: 600; text-decoration: none; margin-top: 16px; }
.link-arrow::after { content: " →"; transition: margin .2s; }
.link-arrow:hover::after { margin-left: 6px; }

/* Demand chart */
.demand-card { background: var(--card); border-radius: 24px; padding: 32px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.demand-head { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; flex-wrap: wrap; margin-bottom: 20px; }
.demand-head h3 { margin-bottom: 4px; }
.chart-wrap { position: relative; }
#demandChart { width: 100%; height: 320px; display: block; overflow: visible; }
#demandChart .grid line { stroke: #edf1f7; }
#demandChart .axis text { font-size: 11px; fill: var(--muted); font-family: var(--font-body); }
#demandChart .fixed { fill: none; stroke: #94a3b8; stroke-width: 3; stroke-dasharray: 7 5; }
#demandChart .demand { fill: none; stroke: var(--brand-500); stroke-width: 3; }
#demandChart .ai { fill: none; stroke: var(--teal); stroke-width: 3.5; stroke-dasharray: 1400; stroke-dashoffset: 1400; transition: stroke-dashoffset 1.4s ease; filter: drop-shadow(0 2px 6px rgba(20,195,176,.4)); }
#demandChart.ai-on .ai { stroke-dashoffset: 0; }
#demandChart .waste { fill: rgba(239,68,68,.14); transition: opacity .6s; }
#demandChart .short { fill: rgba(245,158,11,.22); transition: opacity .6s; }
#demandChart.ai-on .waste, #demandChart.ai-on .short { opacity: .15; }
#demandChart .cursor { stroke: var(--ink); stroke-width: 1; stroke-dasharray: 3 3; }
#demandChart .dot-d { fill: var(--brand-500); stroke: #fff; stroke-width: 2; }
#demandChart .dot-f { fill: #94a3b8; stroke: #fff; stroke-width: 2; }
.chart-tip {
  position: absolute; top: 0; pointer-events: none; transform: translateX(-50%);
  background: var(--ink); color: #fff; font-size: .8rem; padding: 6px 10px; border-radius: 8px; white-space: nowrap;
  transition: left .15s;
}
.chart-legend { display: flex; flex-wrap: wrap; gap: 18px; font-size: .85rem; color: var(--muted); margin: 14px 0 20px; }
.chart-legend span { display: inline-flex; align-items: center; gap: 8px; }
.lg { display: inline-block; width: 22px; height: 4px; border-radius: 2px; }
.lg-fixed { background: repeating-linear-gradient(90deg, #94a3b8 0 6px, transparent 6px 10px); }
.lg-demand { background: var(--brand-500); }
.lg-ai { background: var(--teal); }
.lg-waste { background: rgba(239,68,68,.35); height: 12px; }
.lg-ai-wrap { opacity: .4; transition: opacity .3s; }
.ai-on-legend .lg-ai-wrap { opacity: 1; }
.hour-readout { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 16px; }
.hour-readout .hr {
  flex: 1 1 160px; background: var(--bg-alt); border-radius: 12px; padding: 12px 16px;
}
.hr .hr-l { display: block; font-size: .78rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.hr .hr-v { font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; color: var(--ink); }
.hr.status-waste .hr-v { color: var(--red); }
.hr.status-short .hr-v { color: var(--amber); }
.hr.status-ok .hr-v { color: var(--teal-600); }

input[type=range] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 3px;
  background: linear-gradient(90deg, var(--brand-500), var(--teal)); outline: none;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%; background: #fff;
  border: 3px solid var(--brand-500); box-shadow: 0 2px 8px rgba(0,0,0,.2); cursor: grab;
}
input[type=range]::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 3px solid var(--brand-500); cursor: grab; }

/* Switch */
.switch { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; }
.switch-track { width: 52px; height: 30px; border-radius: 999px; background: #cbd5e1; position: relative; transition: background .3s; }
.switch-thumb { position: absolute; top: 3px; left: 3px; width: 24px; height: 24px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0,0,0,.2); transition: transform .3s cubic-bezier(.3,1.5,.6,1); }
.switch input:checked + .switch-track { background: linear-gradient(90deg, var(--brand-500), var(--teal)); }
.switch input:checked + .switch-track .switch-thumb { transform: translateX(22px); }
.switch input:focus-visible + .switch-track { outline: 3px solid rgba(35,80,216,.35); outline-offset: 2px; }
.switch-label { font-weight: 600; color: var(--ink); }

/* Factors */
.factor-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.factor {
  display: flex; align-items: center; gap: 14px; text-align: left; padding: 16px 18px;
  background: var(--card); border: 1px solid var(--line); border-radius: 14px; color: var(--ink); font-weight: 500; font-size: .93rem;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.factor svg { flex: none; width: 28px; height: 28px; }
.factor:hover, .factor:focus-visible, .factor.active { transform: translateY(-3px); border-color: var(--teal); box-shadow: 0 10px 24px rgba(20,195,176,.15); outline: none; }
.factor-tip { text-align: center; min-height: 3.2em; margin: 22px auto 0; max-width: 640px; color: var(--brand); font-weight: 500; transition: opacity .2s; }

.impact { margin-top: 56px; background: var(--card); border-radius: 24px; padding: 36px; border: 1px solid var(--line); display: grid; grid-template-columns: 1fr 1.3fr; gap: 12px 40px; align-items: start; }
.impact-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.impact-list li { display: flex; gap: 10px; align-items: center; color: var(--ink); font-weight: 500; }
.impact-list .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--red); flex: none; box-shadow: 0 0 0 4px rgba(239,68,68,.12); }
.need { grid-column: 1 / -1; margin-top: 20px; padding: 22px 26px; border-radius: 16px; background: linear-gradient(135deg, var(--navy-800), var(--brand)); color: #dbe6ff; }
.need strong { font-family: var(--font-head); color: #fff; font-size: 1.2rem; display: block; margin-bottom: 4px; }
.need p { margin: 0; }

/* CORE diagram */
.core-diagram { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 24px; align-items: center; position: relative; }
.core-col { display: flex; flex-direction: column; gap: 10px; position: relative; z-index: 2; }
.core-col h4 { color: var(--teal); font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 8px; }
.core-col[data-side="added"] { text-align: right; }
.core-item {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); color: #e2e9f8; padding: 12px 16px; border-radius: 12px;
  text-align: inherit; font-size: .95rem; transition: background .25s, border-color .25s, transform .25s;
}
.core-item:hover, .core-item.active { background: rgba(20,195,176,.14); border-color: var(--teal); transform: translateX(4px); }
.core-col[data-side="added"] .core-item:hover, .core-col[data-side="added"] .core-item.active { transform: translateX(-4px); }
.core-hub-wrap { position: relative; display: grid; place-items: center; min-height: 340px; }
.core-lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; z-index: 1; pointer-events: none; }
.core-hub {
  position: relative; z-index: 2; width: 220px; height: 220px; border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 26px;
  background: radial-gradient(circle at 35% 30%, #1d4ed8, #0b1d47 70%);
  border: 1px solid rgba(110,168,255,.4);
  box-shadow: 0 0 0 12px rgba(35,80,216,.08), 0 0 0 26px rgba(20,195,176,.05), 0 0 80px rgba(35,80,216,.45);
  animation: hubPulse 4s ease-in-out infinite;
}
@keyframes hubPulse { 50% { box-shadow: 0 0 0 18px rgba(35,80,216,.1), 0 0 0 36px rgba(20,195,176,.06), 0 0 110px rgba(20,195,176,.4); } }
.hub-title { font-family: var(--font-head); font-weight: 800; font-size: 2.2rem; color: #fff; letter-spacing: .04em; }
.hub-desc { font-size: .88rem; color: #c7d6f5; line-height: 1.4; min-height: 3.6em; transition: opacity .2s; }
.core-lines path { fill: none; stroke: rgba(110,168,255,.22); stroke-width: 1.5; }
.core-lines path.on { stroke: var(--teal); stroke-width: 2.5; stroke-dasharray: 6 6; animation: dash 1s linear infinite; filter: drop-shadow(0 0 4px rgba(20,195,176,.8)); }
@keyframes dash { to { stroke-dashoffset: -12; } }

.equation { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 16px; align-items: stretch; margin-top: 72px; }
.eq-card { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: 20px; padding: 28px; text-align: center; transition: transform .3s, background .3s; }
.eq-card:hover { transform: translateY(-6px); background: rgba(255,255,255,.08); }
.eq-big { display: block; font-family: var(--font-head); font-weight: 800; font-size: 2.6rem; color: #fff; margin-bottom: 8px; }
.eq-card p { margin: 0; font-size: .95rem; }
.eq-op { align-self: center; font-size: 2rem; font-weight: 800; color: var(--teal); }
.eq-summary { text-align: center; margin: 32px 0 0; font-size: 1.1rem; color: #dbe6ff; }
.eq-summary strong { color: var(--teal); }

/* Stepper */
.stepper { background: var(--card); border: 1px solid var(--line); border-radius: 24px; box-shadow: var(--shadow); overflow: hidden; }
.step-tabs { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.step-tab {
  display: flex; align-items: center; justify-content: center; gap: 10px; padding: 22px 12px; background: none; border: 0;
  font-family: var(--font-head); font-weight: 700; font-size: 1.05rem; color: var(--muted); transition: color .3s, background .3s;
}
.step-tab span { width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--bg-alt); font-size: .9rem; transition: background .3s, color .3s; }
.step-tab.active { color: var(--ink); background: linear-gradient(180deg, transparent, rgba(20,195,176,.06)); }
.step-tab.active span { background: linear-gradient(135deg, var(--brand-500), var(--teal)); color: #fff; }
.step-progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 3px; }
.step-progress i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--brand-500), var(--teal)); }
.step-panels { position: relative; min-height: 380px; }
.step-panel {
  position: absolute; inset: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; padding: 44px;
  opacity: 0; visibility: hidden; transform: translateX(24px); transition: opacity .5s, transform .5s, visibility .5s;
}
.step-panel.active { opacity: 1; visibility: visible; transform: none; position: relative; }
.sp-copy h3 { font-size: 1.6rem; }
.check-list, .x-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.check-list li, .x-list li { position: relative; padding-left: 32px; color: var(--ink); }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%;
  background: rgba(20,195,176,.15) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230e9f90' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat;
}
.x-list li::before {
  content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%;
  background: rgba(239,68,68,.12) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ef4444' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M7 7l10 10M17 7 7 17'/%3E%3C/svg%3E") center/11px no-repeat;
}
.flow-row { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.node {
  padding: 14px 18px; width: min(100%, 260px); text-align: center; border-radius: 14px; background: var(--bg-alt); border: 1px solid var(--line);
  font-weight: 600; font-size: .88rem; color: var(--ink); opacity: 0; transform: translateY(10px);
}
.step-panel.active .node { animation: pop .5s forwards; }
.step-panel.active .node:nth-child(3) { animation-delay: .25s; }
.step-panel.active .node:nth-child(5) { animation-delay: .5s; }
.step-panel.active .node:nth-child(7) { animation-delay: .75s; }
@keyframes pop { to { opacity: 1; transform: none; } }
.node-ai { background: linear-gradient(135deg, var(--brand-500), var(--teal-600)); color: #fff; border: 0; }
.node-shield { background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.4); color: #15803d; }
.node-bms { background: var(--navy-800); color: #7ff0e2; border: 0; }
.arrow { width: 2px; height: 22px; background: var(--teal); position: relative; overflow: hidden; }
.arrow::after { content: ""; position: absolute; left: -2px; top: -8px; width: 6px; height: 8px; border-radius: 3px; background: var(--brand-500); animation: flowDot 1.2s linear infinite; }
@keyframes flowDot { to { top: 100%; } }

.edge-box {
  position: relative; margin: 0 auto; width: 240px; padding: 36px 20px 24px; border-radius: 20px; text-align: center;
  background: linear-gradient(180deg, #fff, var(--bg-alt)); border: 1px solid var(--line); box-shadow: var(--shadow);
  font-weight: 600; color: var(--ink);
}
.edge-chip {
  width: 84px; height: 84px; margin: 0 auto 16px; border-radius: 18px; display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 800; font-size: 1.8rem; color: #fff;
  background: linear-gradient(135deg, var(--brand-500), var(--teal-600));
  box-shadow: 0 0 0 6px rgba(20,195,176,.12);
}
.edge-pulse { position: absolute; left: 50%; top: 78px; width: 84px; height: 84px; margin: -42px 0 0 -42px; border-radius: 18px; border: 2px solid var(--teal); animation: ping 2s infinite; }
@keyframes ping { to { transform: scale(1.8); opacity: 0; } }

.seq { display: grid; gap: 22px; }
.seq-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.seq-label { width: 96px; font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.seq-row b { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; border: 2px solid var(--line); font-family: var(--font-head); color: var(--ink); }
.step-panel.active .seq-row b { animation: seqOn 3s infinite; }
.step-panel.active .seq-row b:nth-of-type(2) { animation-delay: 1s; }
.step-panel.active .seq-row b:nth-of-type(3) { animation-delay: 2s; }
@keyframes seqOn { 0%, 30% { border-color: var(--teal); background: rgba(20,195,176,.12); } 33%, 100% { border-color: var(--line); background: transparent; } }
.seq-row > i { width: 20px; height: 2px; background: var(--line); }
.setpoint { font-family: var(--font-head); font-weight: 800; font-size: 1.6rem; color: var(--brand-500); }
.seq-note { font-size: .8rem; color: var(--muted); }
.bars { display: flex; align-items: flex-end; gap: 5px; height: 48px; }
.bars i { width: 12px; border-radius: 3px; background: linear-gradient(180deg, var(--teal), var(--brand-500)); height: 30%; }
.step-panel.active .bars i { animation: barMove 2.4s ease-in-out infinite alternate; }
.bars i:nth-child(2) { animation-delay: .15s !important; } .bars i:nth-child(3) { animation-delay: .3s !important; }
.bars i:nth-child(4) { animation-delay: .45s !important; } .bars i:nth-child(5) { animation-delay: .6s !important; }
.bars i:nth-child(6) { animation-delay: .75s !important; } .bars i:nth-child(7) { animation-delay: .9s !important; }
.bars i:nth-child(8) { animation-delay: 1.05s !important; }
@keyframes barMove { 0% { height: 25%; } 50% { height: 90%; } 100% { height: 45%; } }

/* Edge compare */
.compare { background: var(--card); border-radius: 24px; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 32px; }
.compare-toggle { position: relative; display: grid; grid-template-columns: 1fr 1fr; max-width: 440px; margin: 0 auto 32px; background: var(--bg-alt); border-radius: 999px; padding: 5px; }
.ct-btn { position: relative; z-index: 1; background: none; border: 0; padding: 10px 16px; border-radius: 999px; font-weight: 600; color: var(--muted); transition: color .3s; }
.ct-btn.active { color: #fff; }
.ct-slider { position: absolute; top: 5px; bottom: 5px; left: 5px; width: calc(50% - 5px); border-radius: 999px; background: linear-gradient(135deg, var(--brand-500), var(--teal-600)); transition: transform .4s cubic-bezier(.3,1.3,.6,1); transform: translateX(100%); }
.compare-toggle[data-mode="cloud"] .ct-slider { transform: translateX(0); background: #64748b; }
.compare-body { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.cmp-visual { display: flex; flex-direction: column; align-items: center; }
.cloud-node { display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: .85rem; font-weight: 600; color: var(--ink); transition: transform .5s, opacity .5s; }
.cloud-node svg { width: 64px; height: 64px; stroke-width: 1.2; }
.cmp-link { position: relative; width: 4px; height: 90px; background: repeating-linear-gradient(180deg, var(--line) 0 6px, transparent 6px 10px); margin: 6px 0; }
.packet { position: absolute; left: -3px; width: 10px; height: 10px; border-radius: 50%; background: var(--brand-500); animation: up 1.6s linear infinite; }
.packet.p2 { animation-delay: .53s; } .packet.p3 { animation-delay: 1.06s; }
@keyframes up { from { top: 100%; opacity: 1; } to { top: 0; opacity: .2; } }
.building { display: flex; flex-direction: column; align-items: center; font-size: .85rem; font-weight: 600; color: var(--ink); }
.bld-top { width: 60px; height: 16px; background: var(--navy-800); border-radius: 4px 4px 0 0; }
.bld-body {
  width: 150px; height: 150px; border-radius: 6px 6px 0 0; position: relative; display: grid; place-items: center; margin-bottom: 10px;
  background: repeating-linear-gradient(90deg, transparent 0 18px, rgba(255,255,255,.15) 18px 20px), repeating-linear-gradient(0deg, #1e3a8a 0 18px, #172f70 18px 22px);
}
.bld-chip {
  width: 58px; height: 58px; border-radius: 14px; display: grid; place-items: center; font-family: var(--font-head); font-weight: 800; color: #fff;
  background: linear-gradient(135deg, var(--brand-500), var(--teal)); box-shadow: 0 0 30px rgba(20,195,176,.8); transition: transform .5s, opacity .5s;
}
.compare-body[data-mode="cloud"] .bld-chip { transform: scale(0); opacity: 0; }
.compare-body[data-mode="edge"] .cloud-node { opacity: .45; transform: scale(.85); }
.compare-body[data-mode="edge"] .packet { animation-duration: 3.2s; background: var(--teal); }
.compare-body[data-mode="cloud"] .packet { animation-duration: 1s; }
.cmp-text { transition: opacity .4s; }
.compare-body[data-mode="edge"] .cmp-cloud, .compare-body[data-mode="cloud"] .cmp-edge { display: none; }
.cmp-text h3 { font-size: 1.5rem; }

.why-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.why { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 26px 16px; background: var(--card); border-radius: 18px; border: 1px solid var(--line); font-weight: 600; color: var(--ink); text-align: center; transition: transform .3s, box-shadow .3s; }
.why svg { width: 40px; height: 40px; stroke-width: 1.5; }
.why:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.bms { margin-top: 72px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; align-items: center; padding: 40px; border-radius: 24px; background: linear-gradient(135deg, var(--navy-900), var(--navy-800)); color: #b9c6e0; }
.bms h3 { color: #fff; font-size: 1.7rem; }
.bms .eyebrow { color: var(--teal); }
.protocols { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.protocols span { padding: 6px 12px; border-radius: 8px; background: rgba(110,168,255,.12); border: 1px solid rgba(110,168,255,.25); color: #dbe6ff; font-size: .85rem; font-weight: 500; transition: background .2s, transform .2s; }
.protocols span:hover { background: rgba(20,195,176,.2); transform: translateY(-2px); }
.bms-checks { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.bms-checks li { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: 12px; background: rgba(255,255,255,.05); color: #fff; font-weight: 500; font-size: .92rem; }
.bms-checks li::before { content: "✓"; flex: none; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--green); color: #fff; font-size: .8rem; font-weight: 700; }

/* Verification */
.qa-wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; }
.qa-title { font-size: 1.1rem; text-transform: uppercase; letter-spacing: .08em; color: var(--teal) !important; margin-bottom: 18px; }
.faq { border-bottom: 1px solid rgba(255,255,255,.1); }
.faq summary {
  list-style: none; cursor: pointer; padding: 18px 40px 18px 0; position: relative; color: #fff; font-weight: 600; font-size: 1.05rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--teal); transition: transform .3s; }
.faq[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq p { margin: 0 0 18px; color: #b9c6e0; animation: fadeIn .4s; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-6px); } }
.approach { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: 20px; padding: 28px; }
.approach-list { counter-reset: a; list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 14px; }
.approach-list li { counter-increment: a; display: flex; gap: 14px; align-items: center; color: #fff; font-weight: 500; }
.approach-list li::before { content: counter(a); flex: none; width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; background: linear-gradient(135deg, var(--brand-500), var(--teal-600)); font-weight: 700; font-size: .9rem; }
.kp { display: flex; flex-wrap: wrap; gap: 8px; }
.kp span { font-size: .8rem; padding: 5px 10px; border-radius: 999px; background: rgba(20,195,176,.1); color: #9ff0e5; border: 1px solid rgba(20,195,176,.25); }

.timeline-card, .calc { margin-top: 56px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: 24px; padding: 36px; }
.tl-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; flex-wrap: wrap; margin-bottom: 26px; }
.tl-head h3 { font-size: 1.7rem; margin-bottom: 4px; }
.muted-light { color: #8e9dbd; margin: 0; }
.tl-strip { display: grid; gap: 4px; grid-template-columns: repeat(var(--days, 30), 1fr); }
.tl-day {
  height: 58px; border-radius: 6px; position: relative; cursor: pointer; border: 0; padding: 0;
  display: flex; align-items: flex-end; justify-content: center; font-size: .66rem; font-weight: 600; color: rgba(255,255,255,.8); padding-bottom: 4px;
  transition: transform .2s, box-shadow .2s, opacity .3s; opacity: .55;
}
.tl-day:hover, .tl-day.current { transform: translateY(-5px) scaleY(1.08); opacity: 1; box-shadow: 0 8px 20px rgba(0,0,0,.35); }
.tl-day.done { opacity: 1; }
.tl-day.base { background: #3b5bdb; }
.tl-day.stab { background: repeating-linear-gradient(135deg, #475569 0 5px, #334155 5px 10px); }
.tl-day.on { background: var(--teal); color: #053b35; }
.tl-day.off { background: #64748b; }
.tl-day.report { background: linear-gradient(135deg, var(--amber), #f97316); color: #3b1d00; }
.tl-phases { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 16px; font-size: .82rem; }
.ph { display: inline-flex; align-items: center; gap: 7px; color: #b9c6e0; }
.ph::before { content: ""; width: 12px; height: 12px; border-radius: 3px; }
.ph-base::before { background: #3b5bdb; } .ph-stab::before { background: #475569; }
.ph-onoff::before { background: linear-gradient(90deg, var(--teal) 50%, #64748b 50%); } .ph-report::before { background: var(--amber); }
.tl-detail { margin-top: 22px; padding: 18px 22px; border-radius: 14px; background: rgba(4,12,34,.5); border-left: 3px solid var(--teal); color: #dbe6ff; min-height: 64px; }
.tl-detail strong { color: #fff; }
.tl-notes { display: grid; grid-template-columns: 1fr 1fr 2fr; gap: 12px; margin-top: 18px; font-size: .88rem; }
.tl-notes div { padding: 12px 16px; border-radius: 12px; background: rgba(255,255,255,.04); }
.tl-notes b { color: #fff; display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }

.calc { display: grid; grid-template-columns: 1.2fr 1fr; gap: 40px; }
.calc h3 { font-size: 1.7rem; }
.formula { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 16px 20px; border-radius: 14px; background: rgba(4,12,34,.5); color: #fff; font-weight: 600; margin-bottom: 26px; font-size: .95rem; }
.frac { display: inline-flex; flex-direction: column; text-align: center; font-size: .85rem; }
.frac span:first-child { border-bottom: 2px solid var(--teal); padding-bottom: 4px; margin-bottom: 4px; }
.field { display: block; margin-bottom: 20px; }
.field > span { display: block; font-size: .88rem; color: #dbe6ff; margin-bottom: 10px; font-weight: 500; }
.field em { color: #8e9dbd; font-style: normal; }
.range-row { display: flex; gap: 14px; align-items: center; }
.field input[type=number] {
  width: 110px; padding: 10px 12px; border-radius: 10px; border: 1px solid rgba(255,255,255,.15); background: rgba(4,12,34,.5); color: #fff; font: inherit; font-weight: 600;
}
.field-row .field input[type=number] { width: 100%; }
.field input[type=number]:focus { outline: 2px solid var(--teal); border-color: transparent; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.calc-result { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 28px; border-radius: 20px; background: linear-gradient(160deg, rgba(35,80,216,.25), rgba(20,195,176,.15)); border: 1px solid rgba(110,168,255,.25); }
.gauge { position: relative; width: 260px; max-width: 100%; }
.gauge svg { width: 100%; overflow: visible; }
.gauge path { fill: none; stroke-width: 16; stroke-linecap: round; }
.g-bg { stroke: rgba(255,255,255,.1); }
.g-fg { stroke: var(--teal); stroke-dasharray: 251.3; stroke-dashoffset: 251.3; transition: stroke-dashoffset .6s cubic-bezier(.2,.8,.2,1), stroke .3s; filter: drop-shadow(0 0 10px rgba(20,195,176,.6)); }
.gauge-val { position: relative; margin-top: -62px; text-align: center; font-family: var(--font-head); font-weight: 800; font-size: 2.8rem; color: #fff; line-height: 1; }
.gauge-lbl { text-align: center; color: #b9c6e0; font-size: .85rem; margin-top: 10px; }
.cs-val { white-space: nowrap; }
.calc-stats { width: 100%; display: grid; gap: 10px; margin: 24px 0 18px; }
.calc-stats div { display: flex; justify-content: space-between; align-items: baseline; padding: 12px 16px; border-radius: 12px; background: rgba(4,12,34,.45); }
.cs-lbl { font-size: .85rem; color: #b9c6e0; }
.cs-val { font-family: var(--font-head); font-weight: 700; color: #fff; font-size: 1.15rem; }
.calc-note { font-size: .78rem; color: #8e9dbd; margin: 0; text-align: center; }

/* Scaled monitoring */
.scale-card { background: var(--card); border-radius: 24px; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 32px; margin-bottom: 32px; }
.scale-top { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 24px; }
.seg { display: inline-flex; background: var(--bg-alt); border-radius: 999px; padding: 5px; }
.seg-btn { background: none; border: 0; padding: 10px 18px; border-radius: 999px; font-weight: 600; color: var(--muted); font-size: .9rem; transition: background .3s, color .3s; }
.seg-btn.active { background: #fff; color: var(--ink); box-shadow: 0 2px 8px rgba(0,0,0,.08); }
.scale-count { font-weight: 600; color: var(--muted); }
.scale-count > span:first-child { font-family: var(--font-head); font-size: 2rem; color: var(--brand-500); font-weight: 800; }
.floorplan { display: grid; gap: 14px; }
.floor { display: grid; grid-template-columns: 80px 1fr; gap: 14px; align-items: center; }
.floor-lbl { font-size: .8rem; font-weight: 700; color: var(--muted); letter-spacing: .06em; }
.units { display: grid; grid-template-columns: repeat(12, 1fr); gap: 8px; padding: 12px; border-radius: 12px; background: var(--bg-alt); }
.unit {
  aspect-ratio: 1; border-radius: 8px; background: #fff; border: 1.5px solid var(--line); position: relative;
  transition: border-color .4s, background .4s, transform .4s;
}
.unit::after {
  content: ""; position: absolute; inset: 30%; border-radius: 50%; background: var(--teal); transform: scale(0); transition: transform .4s cubic-bezier(.3,1.6,.6,1);
}
.unit.metered { border-color: var(--teal); background: rgba(20,195,176,.08); }
.unit.metered::after { transform: scale(1); animation: glow 2s infinite; }
.floorplan[data-mode="all"] .unit.metered::after { background: var(--amber); animation: none; }
.floorplan[data-mode="all"] .unit.metered { border-color: var(--amber); background: rgba(245,158,11,.08); }
@keyframes glow { 50% { box-shadow: 0 0 0 5px rgba(20,195,176,.25); } }
.scale-caption { margin: 22px 0 0; color: var(--body); text-align: center; min-height: 3em; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.list-card { background: var(--card); border-radius: 20px; border: 1px solid var(--line); padding: 30px; }
.section-alt .list-card { box-shadow: var(--shadow); }
.list-card-guard { border-top: 4px solid var(--red); }

/* Pipeline */
.pipeline { display: grid; grid-template-columns: 1fr 80px 1.1fr 80px 1fr; align-items: center; margin-bottom: 40px; }
.pipe-node { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 26px; text-align: center; box-shadow: var(--shadow); transition: transform .3s; }
.pipe-node:hover { transform: translateY(-5px); }
.pipe-node strong { display: block; color: var(--ink); font-family: var(--font-head); font-size: 1.1rem; }
.pipe-node span { font-size: .88rem; color: var(--muted); }
.pipe-main { background: linear-gradient(135deg, var(--navy-800), var(--brand)); border: 0; }
.pipe-main strong { color: #fff; } .pipe-main span { color: #b9c6e0; }
.pipe-main .pn-icon { background: rgba(20,195,176,.2); }
.pipe-main .pn-icon svg { stroke: var(--teal); }
.pn-icon { width: 56px; height: 56px; border-radius: 16px; margin: 0 auto 14px; display: grid; place-items: center; background: rgba(20,195,176,.12); }
.pn-icon svg { width: 28px; height: 28px; }
.pipe-link { height: 3px; background: var(--line); position: relative; overflow: hidden; }
.pipe-link i { position: absolute; top: 0; left: -30%; width: 30%; height: 100%; background: linear-gradient(90deg, transparent, var(--teal)); animation: pipe 1.6s linear infinite; }
@keyframes pipe { to { left: 100%; } }

/* Report */
.report-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.indep { margin-top: 28px; padding: 22px; border-radius: 16px; background: var(--bg-alt); border-left: 4px solid var(--teal); }
.indep p { margin: 0; font-size: .95rem; }
.doc {
  background: #fff; border-radius: 16px; padding: 34px; box-shadow: var(--shadow-lg); border: 1px solid var(--line);
  transform: perspective(1200px) rotateY(-6deg) rotateX(2deg); transition: transform .6s;
}
.doc:hover { transform: none; }
.doc-head { display: flex; align-items: center; gap: 16px; padding-bottom: 18px; margin-bottom: 18px; border-bottom: 2px solid var(--line); }
.doc-head img { height: 44px; width: auto; }
.doc-head strong { display: block; font-family: var(--font-head); color: var(--ink); font-size: 1.2rem; }
.doc-head span { font-size: .85rem; color: var(--muted); }
.doc-list { counter-reset: d; list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.doc-list li {
  counter-increment: d; display: flex; align-items: center; gap: 12px; padding: 9px 10px; border-radius: 8px; color: var(--ink); font-size: .95rem;
  opacity: 0; transform: translateX(-12px); transition: opacity .4s, transform .4s, background .2s;
}
.doc-list li::before { content: counter(d, decimal-leading-zero); font-family: var(--font-head); font-weight: 700; font-size: .8rem; color: var(--teal-600); width: 22px; }
.doc-list li::after { content: ""; margin-left: auto; width: 60px; height: 6px; border-radius: 3px; background: linear-gradient(90deg, #e2e8f2, #f1f5f9); }
.doc-list li:hover { background: var(--bg-alt); }
.doc-list.in li { opacity: 1; transform: none; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.g-item { padding: 0; border: 0; background: none; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s; }
.g-item img { width: 100%; aspect-ratio: 7 / 10; object-fit: cover; object-position: top; transition: transform .5s; }
.g-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.g-item:hover img { transform: scale(1.04); }
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(4,12,34,.92); display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; padding: 24px; }
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img { max-height: 90vh; max-width: min(90vw, 760px); border-radius: 10px; box-shadow: 0 20px 80px rgba(0,0,0,.5); }
.lb-close, .lb-nav { position: absolute; background: rgba(255,255,255,.1); color: #fff; border: 0; width: 48px; height: 48px; border-radius: 50%; font-size: 1.8rem; line-height: 1; transition: background .2s; }
.lb-close:hover, .lb-nav:hover { background: rgba(255,255,255,.25); }
.lb-close { top: 20px; right: 20px; }
.lb-prev { left: 20px; } .lb-next { right: 20px; }

/* CTA + footer */
.cta-band { position: relative; overflow: hidden; padding: 120px 0; text-align: center; background: linear-gradient(135deg, var(--navy-950), var(--brand) 70%, #0b4f5a); color: #c9d4ea; }
.cta-inner { position: relative; }
.cta-band h2 { color: #fff; font-size: clamp(2rem, 4.4vw, 3.4rem); }
.cta-band p { font-size: 1.1rem; margin-bottom: 30px; }
.distributed { margin-top: 30px !important; font-size: .95rem !important; color: #9fb0d4; }
.distributed strong { color: #fff; }
.footer { background: var(--navy-950); color: #8090b3; padding: 48px 0; }
.footer-inner { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 10px; }
.footer-logo { height: 48px; width: auto; margin-bottom: 8px; }
.footer p { margin: 0; }
.fine { font-size: .8rem; margin-top: 12px !important; color: #5c6a8c; }

/* Responsive */
@media (max-width: 1024px) {
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .factor-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(3, 1fr); }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .hero-grid { grid-template-columns: 1fr; text-align: left; }
  .stat-orb { width: 260px; }
}
@media (max-width: 900px) {
  :root { --nav-h: 64px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; padding: 12px 20px 24px; box-shadow: 0 20px 40px rgba(0,0,0,.1);
    transform: translateY(-120%); visibility: hidden; transition: transform .35s, visibility .35s; z-index: -1;
  }
  .nav-links.open { transform: none; visibility: visible; }
  .nav-links a:not(.btn) { padding: 14px 8px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-links .btn { margin: 16px 0 0; justify-content: center; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .section { padding: 80px 0; }
  .impact, .qa-wrap, .calc, .report-grid, .bms, .compare-body, .two-col { grid-template-columns: 1fr; }
  .core-diagram { grid-template-columns: 1fr; }
  .core-hub-wrap { order: -1; min-height: 240px; }
  .core-lines { display: none; }
  .core-col[data-side="added"] { text-align: left; }
  .equation { grid-template-columns: 1fr; }
  .eq-op { text-align: center; }
  .step-tab { flex-direction: column; gap: 6px; font-size: .88rem; padding: 16px 4px; }
  .step-panel { grid-template-columns: 1fr; padding: 28px 22px; gap: 28px; }
  .pipeline { grid-template-columns: 1fr; gap: 0; }
  .pipe-link { width: 3px; height: 40px; margin: 0 auto; }
  .pipe-link i { left: 0; top: -30%; width: 100%; height: 30%; background: linear-gradient(180deg, transparent, var(--teal)); animation: pipeV 1.6s linear infinite; }
  @keyframes pipeV { to { top: 100%; } }
  .tl-notes { grid-template-columns: 1fr; }
  .doc { transform: none; }
}
@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .benefit-grid, .factor-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .impact-list, .bms-checks { grid-template-columns: 1fr; }
  .demand-card, .compare, .scale-card, .timeline-card, .calc, .impact, .bms { padding: 22px 18px; }
  .units { grid-template-columns: repeat(6, 1fr); }
  .floor { grid-template-columns: 1fr; gap: 6px; }
  .tl-day { height: 42px; font-size: 0; }
  .tl-strip { gap: 2px; }
  .field-row { grid-template-columns: 1fr; }
  #demandChart { height: 240px; }
  .hour-readout .hr { flex-basis: 120px; padding: 10px 12px; }
  .hr .hr-v { font-size: 1rem; }
  .lb-nav { top: auto; bottom: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
}