/* Konda Sence front page
   Brand colours sampled from the Konda hardware render. */

:root {
    --teal: #239FA0;
    --teal-dark: #1A7C7D;
    --teal-glow: #5EE6D6;
    --purple: #4B2A99;
    --purple-deep: #22114F;
    --purple-mid: #6A37B4;
    --ink: #1C1A2E;
    --muted: #5D5B70;
    --line: #E4E2EE;
    --tint: #F5F3FB;
    --white: #FFFFFF;
    --hot: #FF7A59;
    --return: #FFB59E;
    --cold: #5AB8FF;
    --warn: #FFB020;
    --radius: 14px;
    --shadow: 0 10px 30px rgba(34, 17, 79, 0.10);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: "Poppins", system-ui, -apple-system, "Segoe UI", sans-serif;
    color: var(--ink);
    background: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 700; }
h3 { font-size: 1.1rem; font-weight: 600; }
p { margin: 0 0 1em; }

.container {
    width: min(1180px, 100% - 2.5rem);
    margin-inline: auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: .8rem 1.5rem;
    border-radius: 999px;
    font: inherit;
    font-weight: 600;
    text-decoration: none;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform .15s, background-color .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
    background: var(--teal);
    color: var(--white);
    box-shadow: 0 6px 18px rgba(35, 159, 160, .35);
}
.btn-primary:hover { background: var(--teal-dark); }
.btn-ghost {
    color: var(--white);
    border-color: rgba(255, 255, 255, .4);
}
.btn-ghost:hover { border-color: var(--white); }
.btn-sm { padding: .5rem 1.1rem; font-size: .9rem; }
.btn-block { width: 100%; }

.eyebrow {
    display: inline-block;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--teal-glow);
    margin-bottom: .8rem;
}
.eyebrow.dark { color: var(--teal); }

/* Header: floating glass bar */
html { scroll-padding-top: 100px; }

.site-header {
    position: fixed;
    top: 18px;
    left: 0;
    right: 0;
    z-index: 50;
    padding: 0 1.25rem;
    pointer-events: none;
    transition: top .35s ease;
}
.nav {
    pointer-events: auto;
    position: relative;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    width: min(1080px, 100%);
    height: 60px;
    margin: 0 auto;
    padding: 0 .6rem 0 1.1rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, .07);
    border: 1px solid rgba(255, 255, 255, .14);
    backdrop-filter: blur(18px) saturate(160%);
    -webkit-backdrop-filter: blur(18px) saturate(160%);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
    transition: width .35s ease, height .35s ease, background-color .35s, box-shadow .35s;
}
.site-header.scrolled { top: 10px; }
.site-header.scrolled .nav {
    width: min(920px, 100%);
    height: 54px;
    background: rgba(22, 11, 54, .72);
    box-shadow: 0 12px 32px rgba(10, 4, 30, .28), inset 0 1px 0 rgba(255, 255, 255, .06);
}

.brand {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--white);
    text-decoration: none;
    font-size: 1.05rem;
    font-weight: 500;
    letter-spacing: -.01em;
}
/* K mark + name, spaced like the official lockup: name cap height ~48% of the mark */
.brand-mark { width: 24px; height: 30px; fill: #239FA0; flex: none; }
.brand-name {
    font-family: "Montserrat", sans-serif;
    font-weight: 400;
    font-size: 20.6px;
    line-height: 1;
    color: var(--white);
    letter-spacing: .01em;
    position: relative;
    top: 2.3px;
}
.brand-name strong { font-weight: 700; color: #239FA0; }

.nav-links { display: flex; align-items: center; gap: .25rem; }
.nav-links a {
    color: rgba(255, 255, 255, .72);
    text-decoration: none;
    font-size: .88rem;
    padding: .45rem .85rem;
    border-radius: 10px;
    transition: color .2s, background-color .2s;
}
.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--white); background: rgba(255, 255, 255, .1); }

.nav-end { display: flex; align-items: center; justify-content: flex-end; gap: .5rem; }
.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .55rem 1rem;
    border-radius: 11px;
    background: var(--white);
    color: var(--purple-deep);
    font-size: .85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background-color .2s;
}
.nav-cta span { transition: transform .2s; }
.nav-cta:hover { background: #E9FBF8; }
.nav-cta:hover span { transform: translateX(3px); }

.nav-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 11px;
    background: rgba(255, 255, 255, .08);
    border: 0;
    cursor: pointer;
    place-items: center;
    align-content: center;
    gap: 5px;
}
.nav-toggle span {
    display: block;
    width: 16px;
    height: 1.5px;
    background: var(--white);
    transition: transform .25s;
}
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

/* Hero */
.hero {
    position: relative;
    overflow: hidden;
    color: var(--white);
    background:
        radial-gradient(circle at 80% 30%, rgba(106, 55, 180, .55), transparent 55%),
        radial-gradient(circle at 10% 90%, rgba(35, 159, 160, .25), transparent 45%),
        linear-gradient(160deg, var(--purple-deep), var(--purple));
    padding: 9rem 0 5rem;
}
.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 3rem;
    align-items: center;
}
.hero h1 {
    font-size: clamp(2.2rem, 4.4vw, 3.4rem);
    font-weight: 700;
    letter-spacing: -.01em;
}
.accent { color: var(--teal-glow); }
.lead { font-size: 1.1rem; color: rgba(255, 255, 255, .82); max-width: 34rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin: 2rem 0 2.5rem; }
.hero-stats {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 2.5rem;
}
.hero-stats strong { display: block; font-size: 1.5rem; color: var(--teal-glow); }
.hero-stats span { font-size: .85rem; color: rgba(255, 255, 255, .7); }

.hero-grid > *, .why-grid > *, .contact-grid > * { min-width: 0; }
.hero-visual { margin: 0; }

/* Diagram */
.diagram { width: 100%; height: auto; overflow: visible; font-family: inherit; }
.building rect { fill: rgba(255, 255, 255, .05); stroke: rgba(255, 255, 255, .35); stroke-width: 2; }
.building line { stroke: rgba(255, 255, 255, .2); stroke-width: 1.5; }
.building .ground { stroke: rgba(255, 255, 255, .35); stroke-width: 2; }
.room-labels text { fill: rgba(255, 255, 255, .45); font-size: 10px; letter-spacing: .05em; }

.tank { fill: rgba(90, 184, 255, .18); stroke: var(--cold); stroke-width: 2; }
.calorifier { fill: rgba(255, 122, 89, .2); stroke: var(--hot); stroke-width: 2; }
.equip-label { fill: var(--white); font-size: 11px; font-weight: 600; text-anchor: middle; }
.equip-label.small { font-size: 10px; fill: rgba(255, 255, 255, .85); }

.pipe { fill: none; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.pipe.hot { stroke: var(--hot); }
.pipe.return { stroke: var(--return); stroke-dasharray: 6 5; }
.pipe.cold { stroke: var(--cold); }
.basins rect { fill: rgba(255, 255, 255, .85); }

.signals path {
    fill: none;
    stroke: var(--teal-glow);
    stroke-width: 1.5;
    stroke-dasharray: 3 7;
    opacity: .55;
    animation: flow 1.2s linear infinite;
}
.signals .uplink { stroke-width: 2; opacity: .8; }
@keyframes flow { to { stroke-dashoffset: -20; } }

.hub-body { fill: #F2F2F5; stroke: #C9C9D3; }
.hub-screen { fill: #0D1717; }
.hub-text { fill: var(--teal-glow); font-family: ui-monospace, Menlo, monospace; font-size: 10px; text-anchor: middle; }
.hub-led { fill: var(--teal-glow); animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .25; } }

.cloud circle, .cloud rect { fill: rgba(255, 255, 255, .92); }
.cloud text { fill: var(--purple); font-size: 11px; font-weight: 600; text-anchor: middle; }

.phone-body { fill: #15132A; stroke: rgba(255, 255, 255, .3); }
.phone-screen { fill: var(--white); }
.app-title { fill: var(--ink); font-size: 10px; font-weight: 700; }
.app-site { fill: var(--muted); font-size: 8px; }
.app-status rect { fill: rgba(35, 159, 160, .14); stroke: var(--teal); }
.app-status text { fill: var(--teal-dark); font-size: 9.5px; font-weight: 700; }
.app-status .sub { font-size: 8px; font-weight: 500; fill: var(--muted); }
.app-status.warn rect { fill: rgba(255, 176, 32, .18); stroke: var(--warn); }
.app-status.warn text:not(.sub) { fill: #B36B00; }
.app-rows rect { fill: var(--tint); }
.app-rows text { fill: var(--ink); font-size: 8px; }

.leaders line { stroke: rgba(255, 255, 255, .45); stroke-width: 1; stroke-dasharray: 2 3; }

.sensor .dot { fill: var(--teal); stroke: var(--teal-glow); stroke-width: 2; }
.sensor .pulse { fill: none; stroke: var(--teal-glow); stroke-width: 2; }
.sensor.warn .dot { fill: var(--warn); stroke: #FFE1A3; }
.sensor.warn .pulse { stroke: var(--warn); }

.tag rect { fill: var(--white); filter: drop-shadow(0 3px 6px rgba(0, 0, 0, .25)); }
.tag-name { fill: var(--muted); font-size: 8px; }
.tag-temp { fill: var(--teal-dark); font-size: 12px; font-weight: 700; }
.tag.warn rect { fill: #FFF4DD; }
.tag.warn .tag-temp { fill: #B36B00; }

.legend {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.25rem;
    margin-top: 1rem;
    font-size: .85rem;
    color: rgba(255, 255, 255, .75);
}
.legend span { display: inline-flex; align-items: center; gap: .45rem; }
.swatch { display: inline-block; width: 18px; height: 4px; border-radius: 2px; }
.swatch.hot { background: var(--hot); }
.swatch.return { background: repeating-linear-gradient(90deg, var(--return) 0 5px, transparent 5px 8px); }
.swatch.cold { background: var(--cold); }
.swatch.node { width: 12px; height: 12px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 2px var(--teal-glow); }

/* Generic sections */
.section { padding: 5.5rem 0; }
.section-tint { background: var(--tint); }
.section-head { text-align: center; max-width: 40rem; margin: 0 auto 3.5rem; }
.section-head p { color: var(--muted); }

/* How it works */
.how-section {
    background:
        radial-gradient(50rem 26rem at 100% 0%, rgba(35, 159, 160, .07), transparent 60%),
        var(--white);
}
.steps {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}
.step {
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Numbered track joining the four steps */
.step-marker { position: relative; display: flex; align-items: center; height: 2.5rem; margin-bottom: 1.1rem; }
.step-marker span {
    position: relative;
    z-index: 1;
    display: grid;
    place-items: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: var(--white);
    border: 1px solid rgba(35, 159, 160, .35);
    box-shadow: 0 0 0 5px rgba(35, 159, 160, .08);
    color: var(--teal-dark);
    font-size: .78rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}
.step:last-child .step-marker span { background: var(--teal); border-color: var(--teal); color: var(--white); }
.step:not(:last-child) .step-marker::after {
    content: "";
    position: absolute;
    left: 3.25rem;
    right: -.5rem;
    top: 50%;
    height: 2px;
    border-radius: 2px;
    background:
        linear-gradient(90deg, transparent, rgba(94, 230, 214, .9), transparent) -40% 0 / 40% 100% no-repeat,
        linear-gradient(90deg, rgba(35, 159, 160, .45), rgba(75, 42, 153, .2));
    animation: track-flow 3.2s ease-in-out infinite;
}
.step:nth-child(2) .step-marker::after { animation-delay: .4s; }
.step:nth-child(3) .step-marker::after { animation-delay: .8s; }
@keyframes track-flow { to { background-position: 140% 0, 0 0; } }

.step-visual {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 11rem;
    margin-bottom: 1.4rem;
    padding: 1.1rem;
    border-radius: 20px;
    background: linear-gradient(180deg, #F8F7FC, #F2F0F9);
    border: 1px solid rgba(75, 42, 153, .07);
}
.step h3 { margin: 0 0 .4rem; font-size: 1.15rem; font-weight: 600; letter-spacing: -.01em; }
.step p { color: var(--muted); font-size: .92rem; margin: 0; }

.step .panel { font-size: .74rem; }
.sv-head {
    display: flex;
    align-items: center;
    gap: .5rem;
    padding: .6rem .8rem;
    border-bottom: 1px solid var(--line);
    font-size: .66rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--chart-axis);
}
.sv-head em { margin-left: auto; font-style: normal; letter-spacing: 0; text-transform: none; color: var(--teal-dark); }
.step .panel ul { list-style: none; margin: 0; padding: .25rem 0; }
.step .panel li { display: flex; align-items: center; gap: .5rem; padding: .32rem .8rem; }
.step .panel li > span:first-child { flex: 1; display: flex; align-items: center; gap: .45rem; white-space: nowrap; overflow: hidden; font-weight: 500; }

/* 01 Fit */
.sv-fit { position: relative; padding: 1.4rem 0 .6rem; overflow: hidden; }
.sv-fit svg { display: block; width: 100%; height: auto; }
.sv-tag {
    position: absolute;
    top: .6rem;
    left: .6rem;
    padding: .15rem .55rem;
    border-radius: 999px;
    background: rgba(35, 159, 160, .12);
    color: var(--teal-dark);
    font-size: .66rem;
    font-weight: 600;
}

.sv-temp {
    position: absolute;
    top: .6rem;
    right: .6rem;
    padding: .15rem .55rem;
    border-radius: 8px;
    background: var(--ink);
    color: var(--white);
    font-size: .68rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

/* 02 Hub */
.sig { display: flex; align-items: flex-end; gap: 2px; height: 12px; }
.sig b { width: 3px; border-radius: 1px; background: #E2DEEE; }
.sig b:nth-child(1) { height: 30%; }
.sig b:nth-child(2) { height: 55%; }
.sig b:nth-child(3) { height: 80%; }
.sig b:nth-child(4) { height: 100%; }
.sig.s3 b:nth-child(-n+3), .sig.s4 b { background: var(--teal); }

/* 03 Check */
.sv-check b { font-weight: 600; font-variant-numeric: tabular-nums; }
.sv-check small { width: 2.4rem; color: var(--chart-axis); font-size: .66rem; text-align: right; }
.sv-check em { width: 18px; height: 18px; border-radius: 50%; display: grid; place-items: center; background: rgba(35, 159, 160, .12); color: var(--teal-dark); font-style: normal; font-size: .62rem; font-weight: 700; }
.sv-check .dot { flex: none; width: 7px; height: 7px; border-radius: 50%; }
.sv-check .dot.hot { background: var(--hot); }
.sv-check .dot.cold { background: var(--cold); }

/* 04 Alerts & logbook */
.sv-done { display: grid; gap: 0; }
.sv-alert { display: flex; align-items: center; gap: .65rem; padding: .7rem .8rem; }
.sv-alert + .sv-alert { border-top: 1px solid #F0EEF6; }
.sv-alert div { display: grid; line-height: 1.35; min-width: 0; }
.sv-alert strong { font-size: .76rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sv-alert span:not(.sv-icon) { font-size: .66rem; color: var(--muted); }
.sv-icon { flex: none; width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; font-size: .72rem; font-weight: 700; }
.sv-icon.warn { background: var(--anomaly); color: var(--ink); }
.sv-icon.ok { background: var(--teal); color: var(--white); }

/* Why legionella */
.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}
.why-grid > div > p { color: var(--muted); }
.checklist { list-style: none; padding: 0; margin: 1.5rem 0 0; }
.checklist li { position: relative; padding-left: 2rem; margin-bottom: .7rem; font-weight: 500; }
.checklist li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: .1rem;
    width: 1.35rem;
    height: 1.35rem;
    border-radius: 50%;
    background: var(--teal);
    color: var(--white);
    font-size: .75rem;
    display: grid;
    place-items: center;
}

.temp-card {
    background: var(--white);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
}
.scale { margin: 1.5rem 0 2rem; }
.scale-bar {
    position: relative;
    height: 44px;
    border-radius: 10px;
    overflow: hidden;
}
.zone {
    position: absolute;
    top: 0;
    bottom: 0;
    left: calc(var(--from) * 100% / 70);
    width: calc((var(--to) - var(--from)) * 100% / 70);
    display: grid;
    place-items: center;
    font-size: .8rem;
    font-weight: 600;
    color: var(--white);
}
.zone.safe-cold { background: var(--cold); }
.zone.risk { background: repeating-linear-gradient(45deg, #E5484D 0 10px, #D93C41 10px 20px); }
.zone.caution { background: var(--warn); }
.zone.safe-hot { background: var(--hot); }
.scale-ticks { position: relative; height: 1.4rem; margin-top: .4rem; }
.scale-ticks span {
    position: absolute;
    left: calc(var(--at) * 100% / 70);
    transform: translateX(-50%);
    font-size: .75rem;
    color: var(--muted);
}
.scale-ticks span:first-child { transform: none; }
.scale-ticks span:last-child { transform: translateX(-100%); }
.targets { list-style: none; padding: 0; margin: 0; }
.targets li {
    display: flex;
    align-items: baseline;
    gap: .8rem;
    padding: .7rem 0;
    border-top: 1px solid var(--line);
    font-size: .95rem;
}
.pill {
    flex: 0 0 4.2rem;
    text-align: center;
    font-size: .72rem;
    font-weight: 600;
    padding: .15rem 0;
    border-radius: 999px;
    color: var(--white);
}
.pill.cold { background: var(--cold); }
.pill.hot { background: var(--hot); }
.pill.return { background: #E8926F; }

/* Insight charts (shared) */
:root {
    --chart-grid: #ECEAF3;
    --chart-axis: #8E8BA3;
    --anomaly: #F59E0B;
    --risk: #E5484D;
}
.insight-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.chart-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 1.8rem;
    box-shadow: var(--shadow);
    min-width: 0;
}
.chart-head h3 { margin-bottom: .35rem; }
.chart-head p { color: var(--muted); font-size: .92rem; margin: 0 0 1.2rem; }
.chart-head.row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.chart-kicker {
    display: block;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--teal);
    margin-bottom: .35rem;
}
.chart { position: relative; }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; font-family: inherit; }

.chart .grid line { stroke: var(--chart-grid); stroke-width: 1; }
.chart .axis text { fill: var(--chart-axis); font-size: 10px; font-variant-numeric: tabular-nums; }
.chart .series { fill: none; stroke: var(--teal); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .series-area { fill: var(--teal); opacity: .08; }
.chart .projection { fill: none; stroke: var(--teal); stroke-width: 2; stroke-dasharray: 5 5; stroke-linecap: round; }
.chart .limit { stroke: var(--risk); stroke-width: 1.5; }
.chart .risk-zone { fill: var(--risk); opacity: .06; }
.chart .band { fill: #8E8BA3; opacity: .16; }
.chart .today { stroke: var(--chart-axis); stroke-width: 1; }
.chart .label { fill: var(--muted); font-size: 10px; }
.chart .label.strong { fill: var(--ink); font-weight: 600; }
.chart .marker { stroke: var(--white); stroke-width: 2; }
.chart .marker.teal { fill: var(--teal); }
.chart .marker.warn { fill: var(--anomaly); }
.chart .callout rect { fill: var(--white); stroke: var(--line); filter: drop-shadow(0 4px 10px rgba(34, 17, 79, .12)); }
.chart .callout .title { fill: var(--ink); font-size: 10.5px; font-weight: 600; }
.chart .callout .sub { fill: var(--muted); font-size: 9.5px; }
.chart .callout .icon { fill: var(--anomaly); }
.chart .callout .icon-text { fill: var(--ink); font-size: 9px; font-weight: 700; text-anchor: middle; }
.chart .crosshair { stroke: var(--ink); stroke-width: 1; opacity: .25; }
.chart .hover-dot { stroke: var(--white); stroke-width: 2; fill: var(--teal); }
.chart .hit { fill: transparent; cursor: crosshair; }

.chart-tip {
    position: absolute;
    pointer-events: none;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: .45rem .7rem;
    box-shadow: 0 8px 20px rgba(34, 17, 79, .14);
    font-size: .78rem;
    color: var(--muted);
    white-space: nowrap;
    transform: translate(-50%, calc(-100% - 12px));
    opacity: 0;
    transition: opacity .12s;
    z-index: 2;
}
.chart-tip.show { opacity: 1; }
.chart-tip strong { display: block; color: var(--ink); font-size: .95rem; font-variant-numeric: tabular-nums; }

.chart-notes {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: .4rem 1.2rem;
    font-size: .8rem;
    color: var(--muted);
}
.chart-head .chart-notes { margin: 0; }
.chart-notes li { display: inline-flex; align-items: center; gap: .45rem; }
.key { display: inline-block; width: 16px; height: 2px; border-radius: 1px; }
.key-line { background: var(--teal); }
.key-dash { background: repeating-linear-gradient(90deg, var(--teal) 0 4px, transparent 4px 7px); }
.key-limit { background: var(--risk); }
.key-band { height: 10px; border-radius: 2px; background: rgba(142, 139, 163, .3); }
.key-anomaly { width: 10px; height: 10px; border-radius: 50%; background: var(--anomaly); }
.key-cell { width: 12px; height: 12px; border-radius: 3px; }
.key-cell.used, .usage .cell.used { background: var(--teal); }
.key-cell.idle, .usage .cell { background: #E9E6F2; }

/* Little-used outlets */
.outlets-intro {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 3rem;
    align-items: center;
    margin-bottom: 2.5rem;
}
.outlets-intro p { color: var(--muted); }
.flush-stat {
    display: grid;
    gap: .3rem;
    padding: 2rem;
    border-radius: 20px;
    color: var(--white);
    background:
        radial-gradient(circle at 85% 15%, rgba(94, 230, 214, .25), transparent 55%),
        linear-gradient(150deg, var(--purple), var(--purple-deep));
    box-shadow: var(--shadow);
}
.flush-stat-label { font-size: .8rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--teal-glow); }
.flush-stat-value { font-size: 3.4rem; font-weight: 700; line-height: 1.05; }
.flush-stat-value small { font-size: 1.1rem; font-weight: 500; color: rgba(255, 255, 255, .75); }
.flush-stat-sub { font-size: .9rem; color: rgba(255, 255, 255, .75); }

.usage-card { margin-bottom: 1.5rem; }
.usage { --days: 28; position: relative; display: grid; gap: 4px; font-size: .82rem; }
.usage-row {
    display: grid;
    grid-template-columns: minmax(9rem, 13rem) 1fr 9rem;
    align-items: center;
    gap: 1rem;
}
.usage-name { font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.usage-name small { display: block; color: var(--muted); font-weight: 400; font-size: .74rem; }
.usage-cells { display: grid; grid-template-columns: repeat(var(--days), 1fr); gap: 2px; }
.usage .cell { height: 22px; border-radius: 3px; transition: transform .1s; }
.usage .cell:hover { transform: scaleY(1.2); }
.usage-status { white-space: nowrap; display: flex; align-items: center; justify-content: flex-end; gap: .5rem; font-size: .78rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.badge {
    display: inline-flex;
    align-items: center;
    gap: .25rem;
    padding: .12rem .55rem;
    border-radius: 999px;
    font-size: .72rem;
    font-weight: 600;
}
.badge.ok { background: rgba(35, 159, 160, .12); color: var(--teal-dark); }
.badge.flush { background: #FFF1D6; color: #8A5300; }
.usage-row.needs-flush .usage-name { color: #8A5300; }
.usage-axis { color: var(--chart-axis); font-size: .72rem; }
.usage-axis .usage-cells { display: flex; justify-content: space-between; }

/* Savings calculator */
.calc {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 2.5rem;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
}
.calc-inputs label { display: grid; gap: .5rem; margin-bottom: 1.4rem; font-size: .9rem; font-weight: 500; }
.calc-inputs label span { display: flex; justify-content: space-between; }
.calc-inputs output { color: var(--teal-dark); font-weight: 700; }
.calc-inputs input[type="range"] {
    width: 100%;
    height: 6px;
    margin: .4rem 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--teal) var(--fill, 50%), #E4E1EF var(--fill, 50%));
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}
.calc-inputs input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--white);
    border: 2px solid var(--teal);
    box-shadow: 0 2px 6px rgba(34, 17, 79, .2);
}
.calc-inputs input[type="range"]::-moz-range-thumb {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--white);
    border: 2px solid var(--teal);
}
.calc-inputs input[type="range"]:focus-visible { outline: 2px solid var(--teal); outline-offset: 4px; }
.calc-assume { font-size: .78rem; color: var(--muted); margin: 0; }

.compare { display: grid; gap: .9rem; margin-bottom: 1.6rem; }
.compare-row { display: grid; grid-template-columns: 10.5rem 1fr 6.5rem; align-items: center; gap: 1rem; font-size: .88rem; }
.compare-track { height: 24px; }
.compare-bar {
    display: block;
    height: 100%;
    border-radius: 0 4px 4px 0;
    transition: width .35s ease;
}
.compare-bar.all { background: #C9C5D9; }
.compare-bar.konda { background: var(--teal); }
.compare-val { text-align: right; font-weight: 600; font-variant-numeric: tabular-nums; }

.tiles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.tile { display: grid; gap: .15rem; padding: 1.1rem 1.2rem; border-radius: var(--radius); background: var(--tint); }
.tile-label { font-size: .8rem; color: var(--muted); }
.tile-value { font-size: 1.7rem; font-weight: 600; color: var(--ink); line-height: 1.2; }
.tile-sub { font-size: .78rem; color: var(--teal-dark); font-weight: 500; }

/* Hardware */
.hardware {
    position: relative;
    color: var(--white);
    background:
        radial-gradient(ellipse at 50% 0%, rgba(106, 55, 180, .5), transparent 60%),
        var(--purple-deep);
    padding: 5.5rem 0 5rem;
    overflow: hidden;
}
.section-head.light p { color: rgba(255, 255, 255, .72); }
.section-head.light { margin-bottom: 2.5rem; }
.hw-stage { position: relative; max-width: 1600px; margin: 0 auto; }
.hardware-img {
    width: 100%;
    -webkit-mask-image: linear-gradient(180deg, transparent 0, #000 12%, #000 78%, transparent 100%);
    mask-image: linear-gradient(180deg, transparent 0, #000 12%, #000 78%, transparent 100%);
}
.hotspot {
    position: absolute;
    left: var(--x);
    top: var(--y);
    width: 18px;
    height: 18px;
    margin: -9px 0 0 -9px;
    border-radius: 50%;
    background: var(--teal-glow);
    box-shadow: 0 0 0 4px rgba(94, 230, 214, .25), 0 0 24px rgba(94, 230, 214, .8);
    text-decoration: none;
}
.hotspot::before {
    content: "";
    position: absolute;
    inset: -9px;
    border-radius: 50%;
    border: 2px solid var(--teal-glow);
    animation: ping 2s ease-out infinite;
}
@keyframes ping { from { transform: scale(.6); opacity: .9; } to { transform: scale(1.8); opacity: 0; } }
.hotspot-label {
    position: absolute;
    right: calc(100% + 14px);
    top: 50%;
    transform: translateY(-50%);
    white-space: nowrap;
    padding: .4rem .8rem;
    border-radius: 10px;
    background: rgba(22, 11, 54, .7);
    border: 1px solid rgba(94, 230, 214, .4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--white);
    font-size: .82rem;
    font-weight: 600;
    transition: background-color .2s, border-color .2s;
}
.hotspot.right .hotspot-label { right: auto; left: calc(100% + 14px); }
.hotspot.active .hotspot-label, .hotspot:hover .hotspot-label { background: var(--teal); border-color: var(--teal-glow); }

.hardware-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: -1rem;
    position: relative;
}
.hw-card {
    position: relative;
    padding: 2rem;
    border-radius: 22px;
    background:
        linear-gradient(160deg, rgba(255, 255, 255, .09), rgba(255, 255, 255, .02)) padding-box,
        linear-gradient(140deg, rgba(94, 230, 214, .55), rgba(106, 55, 180, .25) 45%, rgba(255, 255, 255, .08)) border-box;
    border: 1px solid transparent;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    overflow: hidden;
    transition: transform .25s, box-shadow .25s;
}
.hw-card::after {
    content: "";
    position: absolute;
    width: 240px;
    height: 240px;
    right: -90px;
    top: -110px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(94, 230, 214, .22), transparent 70%);
    pointer-events: none;
    transition: opacity .25s;
    opacity: .6;
}
.hw-card:hover, .hw-card.active { transform: translateY(-4px); box-shadow: 0 20px 50px rgba(5, 2, 20, .45), 0 0 0 1px rgba(94, 230, 214, .35); }
.hw-card:hover::after, .hw-card.active::after { opacity: 1; }
.hw-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.4rem; }
.hw-num {
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1;
    background: linear-gradient(135deg, var(--teal-glow), rgba(94, 230, 214, .15));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hw-role { font-size: .72rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .55); }
.hw-card h3 { font-size: 1.5rem; color: var(--white); margin-bottom: .5rem; }
.hw-card p { color: rgba(255, 255, 255, .72); margin: 0 0 1.4rem; }
.hw-chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.hw-chips li {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .35rem .8rem;
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 500;
    background: rgba(94, 230, 214, .1);
    border: 1px solid rgba(94, 230, 214, .25);
    color: var(--teal-glow);
}
.hw-chips li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--teal-glow); box-shadow: 0 0 8px var(--teal-glow); }

/* Features: bento grid */
.features-section {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(60rem 30rem at 10% -10%, rgba(35, 159, 160, .10), transparent 60%),
        radial-gradient(50rem 30rem at 100% 110%, rgba(106, 55, 180, .10), transparent 60%),
        #FBFAFE;
}
.features-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(75, 42, 153, .05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(75, 42, 153, .05) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 20%, transparent 70%);
    pointer-events: none;
}
.features-section .container { position: relative; }

.feat-intro {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: end;
    gap: 2rem 4rem;
    margin-bottom: 3rem;
}
.feat-intro h2 { margin: 0; font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -.02em; }
.feat-intro-copy p { color: var(--muted); font-size: 1.05rem; margin: 0 0 1rem; }
.feat-standards { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; }
.feat-standards li {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    font-size: .8rem;
    font-weight: 600;
    color: var(--purple);
}
.feat-standards li::before {
    content: "";
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--teal) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.2 4.2L19 7'/%3E%3C/svg%3E") center / 9px no-repeat;
}

.bento { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1.25rem; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }

/* Card */
.feat {
    position: relative;
    display: flex;
    flex-direction: column;
    border-radius: 24px;
    background: linear-gradient(180deg, var(--white), #FCFBFF);
    border: 1px solid rgba(75, 42, 153, .09);
    box-shadow: 0 1px 2px rgba(34, 17, 79, .04), 0 12px 32px -12px rgba(34, 17, 79, .10);
    overflow: hidden;
    transition: box-shadow .3s, border-color .3s;
}
.feat:hover { border-color: rgba(35, 159, 160, .35); box-shadow: 0 1px 2px rgba(34, 17, 79, .04), 0 22px 44px -16px rgba(34, 17, 79, .18); }
.feat-copy { padding: 1.8rem 1.9rem 0; }
.feat-kicker {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: .9rem;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--teal-dark);
}
.feat-kicker svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feat h3 { margin: 0 0 .4rem; font-size: 1.35rem; font-weight: 600; letter-spacing: -.01em; }
.feat p { margin: 0; color: var(--muted); font-size: .93rem; max-width: 30rem; }

.feat-visual {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.6rem 1.9rem 1.9rem;
}

/* Inset "app" panel used by several cards */
.panel {
    border-radius: 16px;
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: 0 10px 30px -14px rgba(34, 17, 79, .18);
    font-size: .8rem;
    font-variant-numeric: tabular-nums;
}

/* Dark card: alerts */
.feat-dark {
    color: var(--white);
    border-color: transparent;
    background:
        radial-gradient(28rem 18rem at 100% 0%, rgba(94, 230, 214, .22), transparent 60%),
        radial-gradient(24rem 16rem at 0% 100%, rgba(106, 55, 180, .55), transparent 60%),
        linear-gradient(155deg, var(--purple), var(--purple-deep));
    box-shadow: 0 24px 50px -20px rgba(34, 17, 79, .55);
}
.feat-dark:hover { border-color: transparent; box-shadow: 0 28px 56px -20px rgba(34, 17, 79, .6); }
.feat-dark .feat-kicker { color: var(--teal-glow); }
.feat-dark p { color: rgba(255, 255, 255, .72); }

.alert-track { position: relative; display: grid; gap: .5rem; padding-left: 1.4rem; }
.alert-track::before {
    content: "";
    position: absolute;
    left: .35rem;
    top: 1.4rem;
    bottom: 1.4rem;
    width: 2px;
    border-radius: 2px;
    background: linear-gradient(var(--anomaly), var(--teal-glow));
    opacity: .7;
}
.alert-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: .85rem;
    padding: .85rem 1rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, .08);
    border: 1px solid rgba(255, 255, 255, .12);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    font-size: .8rem;
    line-height: 1.4;
}
.alert-card::before {
    content: "";
    position: absolute;
    left: -1.32rem;
    top: 50%;
    width: 10px;
    height: 10px;
    margin-top: -5px;
    border-radius: 50%;
    background: var(--anomaly);
    box-shadow: 0 0 0 4px rgba(245, 158, 11, .25);
}
.alert-card.ok::before { background: var(--teal-glow); box-shadow: 0 0 0 4px rgba(94, 230, 214, .2); }
.alert-card > div { display: grid; flex: 1; min-width: 0; }
.alert-card strong { font-size: .92rem; font-weight: 600; }
.alert-card span { color: rgba(255, 255, 255, .62); }
.alert-card .alert-meta { font-size: .66rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: rgba(255, 255, 255, .5); }
.alert-icon {
    flex: none;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: .85rem;
    color: var(--ink) !important;
    background: var(--anomaly);
}
.alert-card.ok .alert-icon { background: var(--teal); color: var(--white) !important; }
.alert-temp { font-size: 1.35rem !important; font-weight: 600; letter-spacing: -.02em; color: #FFC46B !important; }
.alert-card.ok .alert-temp { color: var(--teal-glow) !important; }
.alert-gap { padding-left: .2rem; font-size: .7rem; font-weight: 500; color: rgba(255, 255, 255, .5); }

/* Logbook */
.panel-head, .log li {
    display: grid;
    grid-template-columns: 1fr 3.2rem 3.4rem 3rem;
    align-items: center;
    gap: .5rem;
    padding: 0 1rem;
}
.panel-head {
    height: 2.3rem;
    border-bottom: 1px solid var(--line);
    font-size: .66rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--chart-axis);
}
.log { list-style: none; padding: 0; margin: 0; }
.log li { height: 2.45rem; border-bottom: 1px solid #F0EEF6; }
.log li span:first-child { display: flex; align-items: center; gap: .55rem; font-weight: 500; white-space: nowrap; overflow: hidden; }
.log li span:nth-child(2) { color: var(--chart-axis); }
.log b { font-weight: 600; }
.log em { justify-self: end; font-style: normal; font-size: .68rem; font-weight: 600; padding: .1rem .5rem; border-radius: 999px; background: rgba(35, 159, 160, .12); color: var(--teal-dark); }
.log .dot { flex: none; width: 7px; height: 7px; border-radius: 50%; }
.log .dot.hot { background: var(--hot); }
.log .dot.cold { background: var(--cold); }
.panel-foot { display: flex; align-items: center; gap: .55rem; padding: .7rem 1rem; font-size: .72rem; color: var(--muted); }
.live { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(35, 159, 160, .15); animation: blink 2s ease-in-out infinite; }

/* Reports */
.report { position: relative; align-items: center; justify-content: center; min-height: 15rem; }
.doc {
    position: relative;
    z-index: 1;
    display: grid;
    gap: .6rem;
    width: min(17rem, 100%);
    padding: 1.1rem 1.1rem 1.2rem;
    border-radius: 14px;
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: 0 18px 40px -16px rgba(34, 17, 79, .28);
    transform: rotate(-2deg);
}
.doc-back {
    position: absolute;
    z-index: 0;
    height: 11rem;
    border: 1px solid var(--line);
    box-shadow: none;
    background: var(--tint);
    transform: rotate(4deg) translate(12px, 4px);
}
.doc-top { display: flex; align-items: center; gap: .6rem; padding-bottom: .6rem; border-bottom: 1px solid #F0EEF6; }
.doc-top div { display: grid; line-height: 1.25; }
.doc-top strong { font-size: .78rem; }
.doc-top div span { font-size: .64rem; color: var(--muted); }
.doc-mark { flex: none; width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; background: var(--teal); color: var(--white); font-size: .72rem; font-weight: 700; }
.doc-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem; }
.doc-stats div { display: grid; padding: .4rem .5rem; border-radius: 8px; background: var(--tint); line-height: 1.2; }
.doc-stats b { font-size: .82rem; }
.doc-stats span { font-size: .58rem; color: var(--muted); }
.doc-bars { display: flex; align-items: flex-end; gap: 4px; height: 38px; }
.doc-bars i { flex: 1; height: var(--h); border-radius: 3px 3px 1px 1px; background: linear-gradient(var(--teal), rgba(35, 159, 160, .45)); }
.doc-line { height: 5px; border-radius: 3px; background: var(--line); }
.doc-line.w90 { width: 90%; }
.doc-line.w60 { width: 60%; }
.seal {
    position: absolute;
    z-index: 2;
    right: calc(50% - 9.5rem);
    bottom: 2.6rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: linear-gradient(140deg, var(--teal), var(--teal-dark));
    box-shadow: 0 0 0 5px var(--white), 0 10px 22px rgba(35, 159, 160, .4);
}
.seal svg { width: 22px; height: 22px; fill: none; stroke: var(--white); stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }

/* Multi-site */
.sites-summary { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.sites-summary div { display: grid; padding: .85rem 1rem; line-height: 1.25; }
.sites-summary div + div { border-left: 1px solid var(--line); }
.sites-summary b { font-size: 1.2rem; font-weight: 600; letter-spacing: -.01em; }
.sites-summary span { font-size: .68rem; color: var(--muted); }
.sites-summary .warn b { color: #C27803; }
.sites { list-style: none; padding: .35rem 0; margin: 0; }
.sites li {
    display: grid;
    grid-template-columns: auto 1fr 5.5rem 2.6rem 5.4rem;
    align-items: center;
    gap: .8rem;
    padding: .6rem 1rem;
}
.sites li + li { border-top: 1px solid #F0EEF6; }
.sites strong { font-weight: 500; font-size: .84rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sites em { font-style: normal; justify-self: end; }
.site-meter { height: 6px; border-radius: 6px; background: #EEECF5; overflow: hidden; }
.site-meter i { display: block; width: var(--w); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--teal-dark), var(--teal)); }
.site-meter.warn i { background: linear-gradient(90deg, #F3B34A, var(--anomaly)); }
.site-pct { font-size: .75rem; font-weight: 600; text-align: right; }
.site-dot { width: 8px; height: 8px; border-radius: 50%; }
.site-dot.ok { background: var(--teal); box-shadow: 0 0 0 4px rgba(35, 159, 160, .15); }
.site-dot.warn { background: var(--anomaly); box-shadow: 0 0 0 4px rgba(245, 158, 11, .2); animation: blink 1.6s ease-in-out infinite; }

/* Trends */
.trend { padding: 1rem 1rem .6rem; }
.trend-head em { font-style: normal; }
.trend-head { display: flex; align-items: center; justify-content: space-between; gap: .75rem; margin-bottom: .6rem; font-size: .75rem; font-weight: 600; }
.mini-trend { display: block; width: 100%; height: auto; overflow: visible; }
.mt-grid { stroke: #F0EEF6; stroke-width: 1; }
.mt-risk { fill: var(--risk); opacity: .06; }
.mt-limit { stroke: var(--risk); stroke-width: 1.2; stroke-dasharray: 3 3; opacity: .8; }
.mt-label { fill: var(--risk); font-size: 9px; font-weight: 600; text-anchor: end; }
.mt-area { fill: url(#mtFill); }
.mt-line { fill: none; stroke: var(--teal); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.mt-proj { fill: none; stroke: var(--teal); stroke-width: 2; stroke-dasharray: 4 4; opacity: .8; }
.mt-now { fill: var(--white); stroke: var(--teal); stroke-width: 2.5; }
.mt-ring { fill: var(--anomaly); opacity: .2; }
.mt-dot { fill: var(--anomaly); stroke: var(--white); stroke-width: 2; }

/* Little-used outlets */
.mini-usage { display: grid; gap: .3rem; padding: .8rem; }
.mu-row {
    display: grid;
    grid-template-columns: 6.2rem 1fr 3.2rem;
    align-items: center;
    gap: .75rem;
    padding: .35rem .45rem;
    border-radius: 10px;
}
.mu-row > span:first-child { font-size: .74rem; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.mu-cells { display: grid; grid-template-columns: repeat(14, 1fr); gap: 3px; }
.mu-cells i { height: 18px; border-radius: 4px; background: #EEECF5; }
.mu-cells i.o { background: var(--teal); }
.mu-row em { font-style: normal; justify-self: end; }
.mu-row.flag { background: #FFF7E8; box-shadow: inset 0 0 0 1px #FBE3B6; }
.mu-row.flag > span:first-child { color: #8A5300; }
.mu-row.flag .mu-cells i { background: #F6E2BC; }
.mu-row.flag .mu-cells i.o { background: var(--teal); }

/* Industries */
.industries {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .9rem;
    margin-top: 3rem;
    padding: 1.4rem 1.9rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, .7);
    border: 1px solid rgba(75, 42, 153, .09);
}
.industries h3 {
    flex: none;
    margin: 0;
    color: var(--muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .12em;
    font-size: .72rem;
}
.industries ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .5rem 1.35rem;
}
.industries li { display: inline-flex; align-items: center; gap: .5rem; color: var(--ink); font-weight: 500; font-size: .86rem; white-space: nowrap; }
.industries li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--teal); }

/* Contact */
.contact {
    color: var(--white);
    background: linear-gradient(150deg, var(--purple), var(--purple-deep));
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 4rem;
    align-items: start;
}
.contact-copy p { color: rgba(255, 255, 255, .8); }
.contact-points { list-style: none; padding: 0; margin: 1.5rem 0 0; }
.contact-points li { padding-left: 1.6rem; position: relative; margin-bottom: .6rem; }
.contact-points li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .55rem;
    width: .6rem;
    height: .6rem;
    border-radius: 50%;
    background: var(--teal-glow);
}
.contact-form {
    background: var(--white);
    color: var(--ink);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 20px 50px rgba(0, 0, 0, .25);
    display: grid;
    gap: 1rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label { display: grid; gap: .35rem; font-size: .85rem; font-weight: 500; }
.contact-form input,
.contact-form select,
.contact-form textarea {
    font: inherit;
    font-size: .95rem;
    padding: .7rem .85rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: var(--white);
    color: var(--ink);
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(35, 159, 160, .2);
}
.contact-form .invalid { border-color: #E5484D; }
.form-note { margin: 0; font-size: .9rem; min-height: 1.4em; color: var(--teal-dark); font-weight: 500; }
.form-note.error { color: #C62F34; }

/* Footer */
.site-footer { background: #160B36; color: rgba(255, 255, 255, .65); padding: 2.5rem 0; font-size: .9rem; }
.footer-grid { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer-grid nav { display: flex; gap: 1.5rem; }
.footer-grid nav a { color: rgba(255, 255, 255, .75); text-decoration: none; }
.footer-grid nav a:hover { color: var(--white); }
.footer-grid p { margin: 0; width: 100%; }

/* Responsive */
@media (max-width: 1000px) {
    .hero-grid, .why-grid, .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .step:nth-child(2) .step-marker::after { display: none; }
    .insight-grid, .outlets-intro, .calc { grid-template-columns: 1fr; gap: 1.5rem; }
    .feat-intro { grid-template-columns: 1fr; gap: 1rem; }
    .bento { grid-template-columns: 1fr 1fr; }
    .span-5, .span-6, .span-7 { grid-column: span 1; }
    .feat-dark, .bento > .span-7:nth-child(4) { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
    .site-header { top: 12px; padding: 0 .75rem; }
    .nav { grid-template-columns: 1fr auto; height: 56px; }
    .nav-toggle { display: grid; }
    .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: .15rem;
        padding: .5rem;
        border-radius: 18px;
        background: rgba(22, 11, 54, .92);
        border: 1px solid rgba(255, 255, 255, .12);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
    }
    .nav-links a { padding: .8rem 1rem; font-size: 1rem; }
    .nav-links.open { display: flex; }
    .hero { padding-top: 7rem; }
    .hero-stats { gap: 1.5rem; }
    .steps, .hardware-cards, .form-row, .bento { grid-template-columns: 1fr; }
    .step .step-marker::after { display: none; }
    .bento > .feat { grid-column: auto; }
    .feat-copy { padding: 1.5rem 1.4rem 0; }
    .feat-visual { padding: 1.3rem 1.4rem 1.4rem; }
    .alert-temp, .site-meter, .sites-summary div:nth-child(3) { display: none; }
    .sites-summary { grid-template-columns: repeat(3, 1fr); }
    .sites li { grid-template-columns: auto 1fr 2.6rem 5.2rem; gap: .6rem; padding: .6rem .8rem; }
    .trend-head { flex-direction: column; align-items: flex-start; gap: .4rem; }
    .panel-head, .log li { grid-template-columns: 1fr 3.2rem 3rem; padding: 0 .8rem; }
    .panel-head span:nth-child(2), .log li span:nth-child(2) { display: none; }
    .mini-usage { padding: .6rem; }
    .mu-row { grid-template-columns: 4.6rem 1fr; gap: .5rem; }
    .mu-row em { display: none; }
    .mu-cells { gap: 2px; }
    .mu-cells i { height: 16px; border-radius: 3px; }
    .industries { align-items: flex-start; padding: 1.3rem 1.4rem; }
    .industries ul { justify-content: flex-start; gap: .5rem 1.2rem; }
    .hardware-cards { margin-top: 1rem; }
    .hotspot-label { display: none; }
    .section { padding: 4rem 0; }
    .chart-card, .calc { padding: 1.25rem; }
    .usage-row { grid-template-columns: 6.5rem 1fr auto; gap: .6rem; }
    .usage-status .ago, .usage-axis .usage-status { display: none; }
    .usage .cell { height: 18px; }
    .usage-cells { gap: 1px; }
    .compare-row { grid-template-columns: 1fr 5.5rem; }
    .compare-track { grid-column: 1 / -1; grid-row: 2; }
    .tiles { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .signals path, .hub-led, .hotspot::before, .site-dot.warn, .live, .step-marker::after { animation: none; }
}

/* Enquiry form: spam trap and privacy line */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-privacy { margin: 0; font-size: .8rem; color: var(--muted, #5b6472); }
.form-privacy a { color: inherit; text-decoration: underline; }
.contact-form button[disabled] { opacity: .7; cursor: progress; }