:root {
  --ink: #111317;
  --muted: #697079;
  --line: #dfe4e8;
  --paper: #f6f7f5;
  --white: #ffffff;
  --green: #1bb46d;
  --green-dark: #0f7c54;
  --yellow: #f3c842;
  --steel: #8c98a4;
  --shadow: 0 20px 60px rgba(17, 19, 23, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  background: var(--paper);
  line-height: 1.6;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 56px);
  color: var(--white);
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.scrolled {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 1px 0 rgba(17, 19, 23, 0.08);
}

.brand,
.site-nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-logo {
  width: 132px;
  height: 42px;
  object-fit: contain;
}

.site-nav {
  gap: 22px;
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  opacity: 0.82;
}

.site-nav a:hover {
  opacity: 1;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: clamp(18px, 2.4vw, 38px);
}

.header-contact-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 8px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
  box-shadow: none;
  transition: opacity 0.2s ease, color 0.2s ease;
}

.header-contact-button:hover {
  opacity: 1;
}

.site-header.scrolled .header-contact-button {
  background: transparent;
  color: var(--ink);
  box-shadow: none;
}

.language-select {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 4px 4px 4px 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.1);
  color: inherit;
  font-size: 13px;
  font-weight: 850;
}

.site-header.scrolled .language-select {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.9);
}

.language-select select {
  min-height: 30px;
  border: 0;
  border-radius: 6px;
  padding: 0 28px 0 8px;
  color: var(--ink);
  background: var(--white);
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  color: inherit;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 7px auto;
  background: currentColor;
}

.hero {
  min-height: 96vh;
  position: relative;
  display: grid;
  align-items: end;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
}

.hero-media,
.hero-scrim {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 58% center;
  filter: saturate(0.96) contrast(1.04);
  transform: scale(1.02);
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(17, 19, 23, 0.86), rgba(17, 19, 23, 0.42) 46%, rgba(17, 19, 23, 0.18)),
    linear-gradient(0deg, rgba(17, 19, 23, 0.86), rgba(17, 19, 23, 0.04) 38%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, calc(100% - 40px));
  margin: 0 0 clamp(72px, 12vh, 130px) clamp(20px, 7vw, 92px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 20px;
  font-size: clamp(48px, 8vw, 110px);
  line-height: 0.94;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.12;
}

.hero-content p:not(.eyebrow) {
  width: min(620px, 100%);
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(16px, 2vw, 20px);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 900;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, border 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #06130d;
  background: var(--green);
}

.button.ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.1);
}

.button.outline {
  color: var(--ink);
  border-color: var(--line);
  background: var(--white);
}

.hero-panel {
  position: absolute;
  right: clamp(20px, 5vw, 70px);
  bottom: 36px;
  z-index: 3;
  display: grid;
  grid-template-columns: repeat(3, minmax(120px, 1fr));
  gap: 1px;
  width: min(520px, calc(100% - 40px));
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(14px);
}

.hero-panel div {
  padding: 18px;
  background: rgba(17, 19, 23, 0.26);
}

.hero-panel strong {
  display: block;
  font-size: clamp(24px, 4vw, 38px);
  line-height: 1;
}

.hero-panel span {
  display: block;
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
  font-weight: 800;
}

section {
  padding: clamp(72px, 10vw, 132px) clamp(20px, 5vw, 72px);
}

.intro-band {
  background: var(--white);
}

.intro-copy,
.section-heading {
  width: min(850px, 100%);
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 48px;
  background: var(--line);
  border: 1px solid var(--line);
}

.metric {
  min-height: 260px;
  padding: 28px;
  background: var(--white);
}

.metric span {
  display: block;
  margin-bottom: 54px;
  color: var(--green-dark);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.metric strong {
  display: block;
  margin-bottom: 14px;
  font-size: 22px;
  line-height: 1.2;
}

.metric p,
.runtime-copy p,
.contact-copy p,
.viewer-copy p {
  color: var(--muted);
}

.product-summary {
  background: var(--white);
  padding-top: clamp(46px, 7vw, 82px);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  align-items: center;
  margin-bottom: 24px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.breadcrumb a:hover {
  color: var(--green-dark);
}

.breadcrumb strong {
  color: var(--ink);
}

.summary-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(360px, 1fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fbfcfb;
  box-shadow: var(--shadow);
}

.summary-media {
  display: grid;
  place-items: center;
  min-height: 560px;
  padding: clamp(18px, 4vw, 42px);
  background: #f4f6f5;
}

.summary-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.summary-copy {
  padding: clamp(26px, 4vw, 48px);
  background: var(--white);
}

.summary-copy h2 {
  font-size: clamp(30px, 4vw, 48px);
}

.summary-specs {
  display: grid;
  margin: 28px 0;
  border-top: 1px solid var(--line);
}

.summary-specs div {
  display: grid;
  grid-template-columns: minmax(150px, 0.46fr) 1fr;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
}

.summary-specs dt {
  color: var(--muted);
  font-weight: 900;
}

.summary-specs dd {
  margin: 0;
  color: var(--ink);
  font-weight: 850;
}

.summary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button.outline {
  border-color: var(--line);
  background: var(--white);
  color: var(--ink);
}

.product-stage {
  background: #ecefed;
}

.product-range {
  background: #f7f8f6;
}

.product-selector {
  display: grid;
  grid-template-columns: minmax(240px, 0.42fr) minmax(0, 1fr);
  gap: clamp(18px, 4vw, 42px);
  align-items: stretch;
  margin-top: 42px;
}

.product-options {
  display: grid;
  gap: 12px;
}

.product-option {
  display: grid;
  grid-template-columns: 96px 1fr;
  grid-template-rows: auto auto;
  column-gap: 16px;
  align-items: center;
  min-height: 132px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  text-align: left;
  background: var(--white);
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.product-option:hover,
.product-option.active {
  border-color: var(--green);
  box-shadow: 0 18px 42px rgba(17, 19, 23, 0.1);
  transform: translateY(-2px);
}

.product-option img {
  grid-row: 1 / 3;
  width: 96px;
  height: 108px;
  object-fit: cover;
  border-radius: 8px;
  background: #e8eceb;
}

.product-option span {
  font-weight: 900;
  line-height: 1.25;
}

.product-option strong {
  align-self: start;
  color: var(--muted);
  font-size: 13px;
}

.product-detail {
  display: grid;
  grid-template-columns: minmax(260px, 0.88fr) minmax(300px, 0.78fr);
  min-height: 520px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.product-detail-media {
  min-height: 100%;
  background: #e7ebe9;
}

.product-detail-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.2s ease;
}

.product-detail-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(24px, 4vw, 46px);
}

.product-detail-copy p:not(.eyebrow) {
  color: var(--muted);
}

.product-spec-mini {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 28px 0;
  background: var(--line);
  border: 1px solid var(--line);
}

.product-spec-mini div {
  min-height: 108px;
  padding: 16px;
  background: #fbfcfb;
}

.product-spec-mini span {
  display: block;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.product-spec-mini strong {
  display: block;
  font-size: 20px;
  line-height: 1.18;
}

.product-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.stage-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(330px, 0.72fr);
  gap: clamp(26px, 5vw, 64px);
  align-items: center;
  margin-top: 42px;
}

.viewer {
  position: relative;
  aspect-ratio: 4 / 3;
  min-height: 0;
  max-height: 720px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.viewer img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  transition: opacity 0.22s ease;
}

.viewer:hover img {
  transform: none;
}

.hotspot {
  position: absolute;
  z-index: 2;
  width: 24px;
  height: 24px;
  border: 2px solid var(--white);
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 10px rgba(27, 180, 109, 0.2);
  cursor: pointer;
}

.hotspot.active {
  background: var(--yellow);
  box-shadow: 0 0 0 14px rgba(243, 200, 66, 0.28);
}

.h-screen {
  left: 48%;
  top: 42%;
}

.h-terminal {
  right: 18%;
  top: 14%;
}

.h-handle {
  right: 18%;
  top: 58%;
}

.viewer-copy {
  padding: clamp(22px, 4vw, 44px);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.angle-buttons,
.tab-buttons,
.load-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.angle-buttons {
  margin-bottom: 34px;
}

.angle-buttons button,
.tab-buttons button,
.load-presets button {
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 14px;
  color: var(--ink);
  background: var(--white);
  font-size: 14px;
  font-weight: 850;
  cursor: pointer;
}

.angle-buttons button.active,
.tab-buttons button.active,
.load-presets button.active {
  color: var(--white);
  border-color: var(--ink);
  background: var(--ink);
}

.detail-kicker {
  margin-bottom: 8px;
  color: var(--green-dark);
  font-weight: 900;
}

.feature-list {
  margin: 28px 0 0;
  border-top: 1px solid var(--line);
}

.feature-list div {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.feature-list dt {
  color: var(--muted);
  font-weight: 800;
}

.feature-list dd {
  margin: 0;
  font-weight: 800;
}

.runtime {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(330px, 0.95fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
  background: var(--ink);
  color: var(--white);
}

.runtime-copy p {
  color: rgba(255, 255, 255, 0.68);
}

.calculator {
  padding: clamp(24px, 5vw, 44px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.03));
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
}

.calc-top,
.runtime-result {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.calc-top label,
.runtime-result span {
  color: rgba(255, 255, 255, 0.68);
  font-weight: 800;
}

.calc-top strong {
  font-size: 34px;
}

input[type="range"] {
  width: 100%;
  margin: 36px 0;
  accent-color: var(--green);
}

.runtime-result {
  padding: 26px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.runtime-result strong {
  font-size: clamp(34px, 7vw, 66px);
  line-height: 1;
  color: var(--green);
}

.load-presets {
  margin-top: 24px;
}

.load-presets button {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
}

.load-presets button.active {
  color: var(--ink);
  border-color: var(--green);
  background: var(--green);
}

.gallery-section {
  background: var(--white);
}

.gallery {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  grid-auto-rows: 280px;
  gap: 14px;
  margin-top: 42px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border: 0;
  border-radius: 8px;
  padding: 0;
  background: #d8dddc;
  cursor: zoom-in;
}

.gallery-item.wide {
  grid-row: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.specs {
  background: #f0f2ef;
}

.spec-tabs {
  margin-top: 42px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.tab-buttons {
  padding: 18px;
  border-bottom: 1px solid var(--line);
}

.tab-panel {
  display: none;
  grid-template-columns: repeat(4, 1fr);
}

.tab-panel.active {
  display: grid;
}

.tab-panel div {
  min-height: 170px;
  padding: 28px;
  border-right: 1px solid var(--line);
}

.tab-panel div:last-child {
  border-right: 0;
}

.tab-panel span {
  display: block;
  margin-bottom: 36px;
  color: var(--muted);
  font-weight: 800;
}

.tab-panel strong {
  font-size: clamp(22px, 3vw, 34px);
  line-height: 1.1;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(330px, 0.85fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: center;
  background: var(--white);
}

.contact-media {
  overflow: hidden;
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-media img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: contain;
  object-position: center center;
  padding: clamp(16px, 3vw, 34px);
}

[data-page-product="16kwh-horizontal"] .contact-media img {
  aspect-ratio: 4 / 3;
}

.lead-form {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: #fbfcfb;
}

.lead-form textarea {
  min-height: 118px;
  resize: vertical;
}

.inquiry-status {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  font-weight: 800;
}

.inquiry-status[data-state="ok"] {
  color: var(--green);
}

.inquiry-status[data-state="error"] {
  color: #a46a00;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(5, 6, 8, 0.86);
}

.lightbox[hidden] {
  display: none;
}

.lightbox img {
  max-width: min(1120px, 96vw);
  max-height: 88vh;
  border-radius: 8px;
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.42);
}

.lightbox button {
  position: absolute;
  top: 22px;
  right: 22px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.lightbox button::before,
.lightbox button::after {
  content: "";
  position: absolute;
  left: 12px;
  top: 21px;
  width: 20px;
  height: 2px;
  background: var(--white);
}

.lightbox button::before {
  transform: rotate(45deg);
}

.lightbox button::after {
  transform: rotate(-45deg);
}

.selector-page {
  min-height: 100vh;
  background: #f3f5f4;
}

.selector-header {
  position: sticky;
}

.selector-nav {
  margin-left: auto;
}

.selector-hero {
  min-height: calc(100vh - 80px);
  display: grid;
  grid-template-columns: minmax(300px, 0.58fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 82px);
  align-items: center;
  padding-top: clamp(70px, 9vw, 118px);
}

.selector-copy {
  max-width: 620px;
  align-self: start;
}

.selector-copy-text {
  margin-top: clamp(24px, 4vw, 44px);
}

.selector-copy h1 {
  color: var(--ink);
  font-size: clamp(48px, 7vw, 86px);
}

.selector-copy p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.selector-products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.selector-card {
  min-height: 660px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.selector-card:hover {
  transform: translateY(-5px);
  border-color: var(--green);
  box-shadow: 0 28px 80px rgba(17, 19, 23, 0.18);
}

.selector-card img {
  width: 100%;
  height: 410px;
  object-fit: cover;
  background: var(--white);
}

.selector-card img.card-product-photo {
  object-fit: contain;
  object-position: center bottom;
  padding: 0;
  background: var(--white);
}

.selector-card img.contain-product {
  object-fit: contain;
  padding: 0;
  background: var(--white);
}

.selector-card div {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 24px;
}

.selector-card h2 {
  font-size: clamp(26px, 3vw, 38px);
}

.selector-card p:not(.eyebrow) {
  color: var(--muted);
}

.variant-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 12px 0 18px;
}

.variant-preview span {
  min-height: 118px;
  display: grid;
  align-content: end;
  gap: 8px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px;
  color: var(--muted);
  background: #fafbfa;
  font-size: 12px;
  font-weight: 900;
}

.variant-preview img {
  width: 100%;
  height: 76px;
  object-fit: contain;
  padding: 0;
  background: transparent;
}

.selector-link {
  margin-top: auto;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: flex-start;
  padding: 0 16px;
  border-radius: 8px;
  color: var(--white);
  background: var(--ink);
  font-weight: 900;
}

.selector-link-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.selector-link-row .selector-link {
  margin-top: 0;
}

.selector-link.secondary {
  color: var(--ink);
  border: 1px solid var(--line);
  background: var(--white);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .site-header {
    gap: 12px;
  }

  .brand-logo {
    width: 118px;
    height: 38px;
  }

  .site-nav {
    position: fixed;
    top: 72px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    width: min(280px, calc(100vw - 32px));
    padding: 18px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .site-nav.open {
    display: flex;
  }

  .selector-nav {
    position: static;
    display: flex;
    width: auto;
    padding: 0;
    flex-direction: row;
    color: inherit;
    background: transparent;
    border: 0;
    box-shadow: none;
  }

  .nav-toggle {
    display: block;
    flex: 0 0 auto;
  }

  .language-select {
    margin-left: auto;
  }

  .hero {
    min-height: 94vh;
  }

  .hero-content {
    margin: 0 20px 210px;
  }

  .hero-panel {
    left: 20px;
    right: 20px;
    grid-template-columns: 1fr;
  }

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

  .product-selector,
  .product-detail,
  .summary-layout,
  .selector-hero,
  .stage-layout,
  .runtime,
  .contact {
    grid-template-columns: 1fr;
  }

  .product-detail {
    min-height: 0;
  }

  .summary-media {
    min-height: 420px;
  }

  .product-detail-media img {
    aspect-ratio: 4 / 3;
  }

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

  .selector-products {
    grid-template-columns: 1fr;
  }

  .selector-card {
    min-height: 0;
  }
}

@media (max-width: 640px) {
  .header-actions {
    gap: 8px;
    margin-left: 0;
  }

  .header-contact-button {
    min-height: 34px;
    padding: 7px 12px;
    font-size: 12px;
  }

  .site-header {
    padding: 12px 14px;
  }

  .brand-logo {
    width: 104px;
    height: 34px;
  }

  .language-select {
    gap: 0;
    padding: 3px;
  }

  .language-select span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .language-select select {
    max-width: 104px;
  }

  .selector-nav {
    display: none;
  }

  .selector-hero {
    padding-top: 42px;
  }

  .selector-card img {
    height: 320px;
  }

  .hero-media img {
    object-position: 54% center;
  }

  .hero-content {
    margin-bottom: 250px;
  }

  .button {
    width: 100%;
  }

  .intro-grid,
  .tab-panel,
  .gallery {
    grid-template-columns: 1fr;
  }

  .product-option {
    grid-template-columns: 82px 1fr;
    min-height: 112px;
  }

  .product-option img {
    width: 82px;
    height: 90px;
  }

  .product-spec-mini {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 210px;
  }

  .gallery {
    grid-auto-rows: 260px;
  }

  .gallery-item.wide {
    grid-row: span 1;
  }

  .tab-panel div {
    min-height: 135px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .feature-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .summary-specs div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}


.site-footer { background: var(--ink); color: var(--white); padding: clamp(38px, 6vw, 72px) clamp(20px, 5vw, 72px); }
.footer-inner { width: min(1180px, 100%); margin: 0 auto; display: grid; grid-template-columns: minmax(180px, 0.8fr) minmax(0, 2.2fr); gap: clamp(28px, 5vw, 72px); align-items: start; }
.footer-brand strong { display: block; max-width: 240px; font-size: clamp(22px, 3vw, 34px); line-height: 1.08; letter-spacing: 0; }
.footer-contact { display: grid; grid-template-columns: minmax(260px, 1.5fr) repeat(2, minmax(160px, 0.75fr)); gap: 22px; margin: 0; font-style: normal; }
.footer-contact div { min-width: 0; }
.footer-contact span { display: block; margin-bottom: 8px; color: var(--green); font-size: 12px; font-weight: 900; letter-spacing: 0.08em; }
.footer-contact p, .footer-contact a { margin: 0; color: rgba(255, 255, 255, 0.82); font-size: 15px; line-height: 1.65; }
.footer-contact a:hover { color: var(--white); }
@media (max-width: 900px) { .footer-inner, .footer-contact { grid-template-columns: 1fr; } }


.contact-page {
  min-height: 100vh;
  background:
    linear-gradient(120deg, rgba(27, 180, 109, 0.08), transparent 24%, rgba(243, 200, 66, 0.08) 72%, transparent),
    #f7f7f4;
  overflow-x: hidden;
}

.contact-page::before,
.contact-page::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.contact-page::before {
  opacity: 0.46;
  background-image:
    linear-gradient(rgba(17, 19, 23, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 19, 23, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
  animation: contactGridDrift 18s linear infinite;
}

.contact-page::after {
  opacity: 0.32;
  background:
    linear-gradient(105deg, transparent 20%, rgba(27, 180, 109, 0.16) 42%, rgba(255, 255, 255, 0.36) 50%, transparent 62%),
    linear-gradient(180deg, transparent, rgba(17, 19, 23, 0.03));
  transform: translateX(-42%);
  animation: contactLightSweep 10s ease-in-out infinite alternate;
}

.contact-page .site-header,
.contact-main {
  position: relative;
  z-index: 1;
}

.contact-main {
  min-height: auto;
  padding: 84px clamp(20px, 5vw, 72px) 42px;
}

.contact-hero-simple {
  width: min(900px, 100%);
  margin: 0 auto 16px;
  text-align: center;
  padding: 0;
}

.contact-hero-simple h1 {
  margin: 4px 0 12px;
  font-size: clamp(42px, 6.6vw, 78px);
  line-height: 0.92;
  letter-spacing: 0;
}

.contact-hero-simple p:last-child {
  margin: 0 auto;
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(16px, 1.55vw, 20px);
}

.contact-showcase {
  width: min(1080px, 100%);
  margin: 0 auto 24px;
  display: grid;
  padding: 0;
  grid-template-columns: minmax(280px, 0.95fr) minmax(360px, 1.05fr);
  gap: clamp(18px, 3vw, 34px);
  align-items: stretch;
}

.contact-product-stage {
  position: relative;
  min-height: 340px;
  display: grid;
  align-items: center;
  justify-items: center;
  overflow: hidden;
  border: 1px solid rgba(17, 19, 23, 0.08);
  border-radius: 8px;
  padding: 58px 34px 72px;
  background:
    linear-gradient(140deg, rgba(255, 255, 255, 0.96), rgba(239, 244, 239, 0.72)),
    linear-gradient(90deg, rgba(27, 180, 109, 0.12), transparent);
  box-shadow: 0 28px 70px rgba(17, 19, 23, 0.1);
}

.contact-product-stage::before {
  content: "";
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(27, 180, 109, 0.18);
  border-radius: 6px;
}

.contact-product-stage img {
  position: relative;
  z-index: 1;
  width: auto;
  height: clamp(210px, 23vw, 252px);
  max-width: 78%;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 24px 28px rgba(17, 19, 23, 0.18));
}

.contact-energy-line {
  position: absolute;
  left: 28px;
  right: 28px;
  top: 44px;
  height: 2px;
  overflow: hidden;
  background: rgba(17, 19, 23, 0.08);
}

.contact-energy-line::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 42%;
  background: linear-gradient(90deg, transparent, var(--green), var(--yellow), transparent);
  animation: contactPulse 2.8s ease-in-out infinite;
}

.contact-spec-strip {
  position: absolute;
  z-index: 2;
  left: 28px;
  right: 28px;
  bottom: 26px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.contact-spec-strip span {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  border-radius: 4px;
  padding: 6px 10px;
  background: rgba(17, 19, 23, 0.9);
  color: var(--white);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0;
}

.contact-intent-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.contact-intent-grid article {
  min-height: 340px;
  display: grid;
  grid-template-rows: 136px 68px minmax(112px, auto);
  row-gap: 12px;
  border: 1px solid rgba(17, 19, 23, 0.08);
  border-radius: 8px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 18px 48px rgba(17, 19, 23, 0.07);
}

.contact-intent-grid span {
  align-self: start;
  color: var(--green);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: 0.1em;
}

.contact-intent-grid strong {
  display: block;
  align-self: start;
  margin: 0;
  color: var(--ink);
  font-size: clamp(20px, 2.2vw, 27px);
  line-height: 1.06;
  letter-spacing: 0;
}

.contact-intent-grid p {
  align-self: start;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.contact-page-grid {
  width: min(920px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(190px, 0.55fr) minmax(0, 1.45fr);
  gap: clamp(18px, 3vw, 36px);
  align-items: start;
  padding: 0;
}

.contact-form-heading {
  position: static;
  padding-top: clamp(136px, 9vw, 178px);
}

.contact-form-heading h2 {
  margin: 0;
  max-width: 260px;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.02;
  letter-spacing: 0;
}

.contact-page-form {
  display: grid;
  gap: 14px;
  width: 100%;
  margin: 0 auto;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 30px 80px rgba(17, 19, 23, 0.11);
  backdrop-filter: blur(18px);
}

.contact-page-form label {
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-page-form input,
.contact-page-form select,
.contact-page-form textarea {
  width: 100%;
  border: 1px solid rgba(17, 19, 23, 0.12);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  font-size: 16px;
  font-weight: 650;
  letter-spacing: 0;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.contact-page-form input,
.contact-page-form select {
  min-height: 54px;
  padding: 0 16px;
}

.contact-page-form textarea {
  min-height: 132px;
  padding: 14px 16px;
  resize: vertical;
}

.contact-page-form input:focus,
.contact-page-form select:focus,
.contact-page-form textarea:focus {
  border-color: var(--green);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(27, 180, 109, 0.12);
}

.contact-send-button {
  justify-self: start;
  min-height: 56px;
  padding: 8px 34px;
  border: 0;
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 0 18px 34px rgba(17, 19, 23, 0.18);
  transition: transform 0.2s ease, background 0.2s ease;
}

.contact-send-button:hover {
  transform: translateY(-1px);
  background: #050608;
}

.header-contact-button.active {
  background: transparent;
  color: inherit;
}

.site-header.scrolled .header-contact-button.active {
  color: var(--ink);
}

@keyframes contactGridDrift {
  from { background-position: 0 0, 0 0; }
  to { background-position: 72px 72px, 72px 72px; }
}

@keyframes contactLightSweep {
  from { transform: translateX(-42%); }
  to { transform: translateX(34%); }
}

@keyframes contactPulse {
  from { transform: translateX(-110%); }
  to { transform: translateX(260%); }
}

@media (prefers-reduced-motion: reduce) {
  .contact-page::before,
  .contact-page::after,
  .contact-energy-line::after {
    animation: none;
  }
}

@media (max-width: 980px) {
  .contact-showcase,
  .contact-page-grid {
    grid-template-columns: 1fr;
  }

  .contact-form-heading {
    position: static;
    padding-top: 0;
    text-align: center;
  }

  .contact-form-heading h2 {
    max-width: none;
  }
}

@media (max-width: 760px) {
  .contact-intent-grid {
    grid-template-columns: 1fr;
  }

  .contact-intent-grid article {
    min-height: 160px;
    grid-template-rows: auto auto auto;
    row-gap: 12px;
  }
}

@media (max-width: 640px) {
  .contact-main {
    padding: 88px 18px 36px;
  }

  .contact-product-stage {
    min-height: 310px;
    padding: 54px 24px 70px;
  }

  .contact-product-stage img {
    height: 205px;
    max-width: 82%;
  }

  .contact-send-button {
    width: 100%;
  }
}


.home-designer-card {
  position: relative;
  display: block;
  overflow: hidden;
  margin: 0 0 clamp(26px, 4vw, 44px);
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 22px 58px rgba(17, 19, 23, 0.1);
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
}

.home-designer-card:hover {
  transform: translateY(-4px);
  border-color: var(--green);
  box-shadow: 0 28px 72px rgba(17, 19, 23, 0.14);
}

.designer-kicker,
.home-designer-card .designer-cta {
  display: block;
  color: var(--green);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.home-designer-card strong {
  display: block;
  width: min(360px, 100%);
  margin: 14px 0 12px;
  color: var(--ink);
  font-size: clamp(25px, 3.2vw, 38px);
  line-height: 1.04;
  letter-spacing: 0;
}

.home-designer-card .designer-copy {
  display: block;
  width: min(440px, 100%);
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.home-designer-card .designer-cta {
  margin-top: 22px;
  color: var(--ink);
}

.designer-mini-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin-top: 22px;
}

.designer-mini-grid i {
  height: 38px;
  border-radius: 4px;
  background: linear-gradient(180deg, rgba(27, 180, 109, 0.22), rgba(17, 19, 23, 0.08));
}

.designer-mini-grid i:nth-child(2),
.designer-mini-grid i:nth-child(5) {
  background: linear-gradient(180deg, rgba(243, 200, 66, 0.42), rgba(17, 19, 23, 0.08));
}

.designer-page {
  min-height: 100vh;
  background:
    linear-gradient(120deg, rgba(27, 180, 109, 0.08), transparent 28%, rgba(243, 200, 66, 0.08) 70%, transparent),
    #f7f7f4;
  overflow-x: hidden;
}

.designer-page::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.38;
  background-image:
    linear-gradient(rgba(17, 19, 23, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 19, 23, 0.05) 1px, transparent 1px);
  background-size: 72px 72px;
}

.designer-main {
  position: relative;
  z-index: 1;
  padding: 108px clamp(20px, 5vw, 72px) 58px;
}

.designer-hero {
  width: min(1180px, 100%);
  margin: 0 auto 28px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: center;
  padding: 0;
}

.designer-intro h1 {
  width: min(760px, 100%);
  margin-bottom: 16px;
  font-size: clamp(46px, 7vw, 90px);
}

.designer-intro p:not(.eyebrow) {
  width: min(720px, 100%);
  color: var(--muted);
  font-size: clamp(16px, 1.7vw, 20px);
}

.designer-product-visual {
  position: relative;
  min-height: 330px;
  display: grid;
  align-items: center;
  justify-items: center;
  border: 1px solid rgba(17, 19, 23, 0.09);
  border-radius: 8px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 24px 70px rgba(17, 19, 23, 0.1);
}

.designer-product-visual img {
  height: clamp(210px, 24vw, 285px);
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 22px 28px rgba(17, 19, 23, 0.14));
}

.designer-product-visual span {
  position: absolute;
  left: 22px;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  border-radius: 4px;
  padding: 6px 10px;
  color: var(--white);
  background: rgba(17, 19, 23, 0.9);
  font-size: 12px;
  font-weight: 850;
}

.designer-product-visual span:nth-of-type(1) { top: 22px; }
.designer-product-visual span:nth-of-type(2) { top: 62px; }
.designer-product-visual span:nth-of-type(3) { top: 102px; }

.designer-workspace {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: 18px;
  align-items: stretch;
  padding: 0;
}

.designer-controls,
.designer-results {
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 24px 72px rgba(17, 19, 23, 0.1);
  backdrop-filter: blur(16px);
}

.designer-controls {
  display: grid;
  gap: 20px;
  padding: clamp(22px, 3vw, 34px);
}

.designer-controls label {
  display: grid;
  grid-template-columns: minmax(180px, 0.8fr) minmax(110px, auto);
  gap: 12px 22px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.designer-controls label > strong {
  justify-self: end;
  color: var(--ink);
  font-size: 20px;
  letter-spacing: 0;
  text-transform: none;
}

.designer-controls input[type="range"],
.designer-controls select {
  grid-column: 1 / -1;
  width: 100%;
}

.designer-controls input[type="range"] {
  accent-color: var(--green);
}

.designer-controls select {
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0 14px;
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  font-weight: 750;
  text-transform: none;
}

.designer-results {
  display: grid;
  gap: 18px;
  padding: clamp(22px, 3vw, 34px);
}

.result-hero span,
.energy-flow span,
.result-metrics span {
  color: var(--green);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-hero strong {
  display: block;
  margin: 10px 0;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1;
}

.result-hero p {
  margin: 0;
  color: var(--muted);
}

.result-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.result-metrics div,
.energy-flow div {
  border: 1px solid rgba(17, 19, 23, 0.08);
  border-radius: 8px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.72);
}

.result-metrics strong {
  display: block;
  margin-top: 8px;
  font-size: 26px;
  line-height: 1;
}

.energy-flow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.energy-flow strong {
  display: block;
  margin-top: 8px;
  color: var(--ink);
  font-size: 18px;
}

.designer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.designer-actions .selector-link {
  margin-top: 0;
}

@media (max-width: 980px) {
  .designer-hero,
  .designer-workspace {
    grid-template-columns: 1fr;
  }

  .designer-product-visual {
    min-height: 280px;
  }
}

@media (max-width: 640px) {
  .designer-main {
    padding: 88px 18px 38px;
  }

  .designer-controls label,
  .result-metrics,
  .energy-flow {
    grid-template-columns: 1fr;
  }

  .designer-controls label > strong {
    justify-self: start;
  }

  .designer-product-visual span {
    position: static;
    justify-self: start;
    margin-top: 8px;
  }
}

/* Huihang power-flow configurator */
.designer-workspace {
  width: min(1440px, 100%);
  grid-template-columns: minmax(300px, 360px) minmax(640px, 1fr);
  gap: 24px;
}

.configurator-controls {
  align-content: start;
}

.configurator-heading {
  display: grid;
  gap: 8px;
  padding-bottom: 6px;
}

.configurator-heading strong {
  color: var(--ink);
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1;
}

.configurator-heading span {
  max-width: 520px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.option-stepper {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 8px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.option-stepper span,
.power-flow-head span,
.compatibility-strip span {
  display: block;
  margin-bottom: 8px;
  color: var(--green);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.option-stepper strong {
  color: var(--ink);
  font-size: 24px;
  line-height: 1;
}

.stepper-buttons {
  display: inline-grid;
  grid-template-columns: repeat(2, 46px);
  gap: 8px;
}

.stepper-buttons button {
  width: 46px;
  height: 46px;
  border: 1px solid rgba(17, 19, 23, 0.12);
  border-radius: 4px;
  color: var(--ink);
  background: var(--white);
  font-size: 26px;
  font-weight: 850;
  line-height: 1;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.stepper-buttons button:hover {
  transform: translateY(-2px);
  border-color: var(--green);
  background: rgba(27, 180, 109, 0.1);
}

.configurator-results {
  align-content: start;
}

.power-flow-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(17, 19, 23, 0.12);
  border-radius: 8px;
  padding: clamp(18px, 2.4vw, 28px);
  color: var(--ink);
  background:
    radial-gradient(circle at 52% 42%, rgba(27, 180, 109, 0.08), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(250, 250, 247, 0.92));
  box-shadow: 0 24px 72px rgba(17, 19, 23, 0.1);
}

.power-flow-card::before {
  content: "";
  position: absolute;
  inset: 84px clamp(18px, 3vw, 56px) 82px clamp(18px, 3vw, 56px);
  pointer-events: none;
  border: 3px solid rgba(27, 180, 109, 0.18);
  border-radius: 8px;
}

.power-flow-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(17, 19, 23, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 19, 23, 0.04) 1px, transparent 1px);
  background-size: 52px 52px;
}

.power-flow-head {
  position: relative;
  z-index: 4;
  display: flex;
  gap: 16px;
  align-items: start;
  justify-content: space-between;
}

.power-flow-head strong {
  display: block;
  max-width: 360px;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1;
}

.flow-mode-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.flow-mode-buttons button {
  min-height: 38px;
  border: 1px solid rgba(17, 19, 23, 0.12);
  border-radius: 4px;
  padding: 0 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.82);
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
}

.flow-mode-buttons button.active,
.flow-mode-buttons button:hover {
  border-color: var(--green);
  color: var(--white);
  background: var(--green);
}

.power-flow-stage {
  position: relative;
  z-index: 2;
  min-height: 570px;
  margin-top: 12px;
}

.power-flow-svg {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
}

.flow-path {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.base-path {
  stroke: rgba(17, 19, 23, 0.08);
  stroke-width: 8;
}

.flow-solar-home,
.flow-solar-battery,
.flow-solar-grid,
.flow-battery-home,
.flow-grid-home {
  opacity: 0;
  stroke-width: 8;
  stroke-dasharray: 1 36;
  animation: powerParticles 1.25s linear infinite;
}

.flow-solar-home,
.flow-solar-battery,
.flow-solar-grid {
  stroke: #1bb46d;
}

.flow-battery-home {
  stroke: #49e6c2;
  animation-duration: 1.1s;
}

.flow-grid-home {
  stroke: #d9a3a0;
  animation-duration: 1.55s;
}

.power-flow-card[data-flow-mode="day"] .flow-solar-home,
.power-flow-card[data-flow-mode="day"] .flow-solar-battery,
.power-flow-card[data-flow-mode="day"] .flow-solar-grid,
.power-flow-card[data-flow-mode="night"] .flow-battery-home,
.power-flow-card[data-flow-mode="grid"] .flow-grid-home {
  opacity: 1;
}

.flow-node {
  position: absolute;
  z-index: 3;
  width: clamp(138px, 26%, 190px);
  min-height: 88px;
  border: 1px solid rgba(17, 19, 23, 0.12);
  border-radius: 6px;
  padding: 13px 14px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--ink);
  box-shadow: 0 18px 42px rgba(17, 19, 23, 0.12);
}

.flow-node span {
  display: block;
  margin-bottom: 6px;
  color: var(--green);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.flow-node strong {
  display: block;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.08;
}

.flow-node p {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.35;
}

.solar-node {
  left: 6px;
  top: 92px;
}

.home-node {
  right: 6px;
  top: 92px;
}

.grid-node {
  left: 6px;
  bottom: 90px;
}

.battery-node {
  right: 6px;
  bottom: 86px;
  width: clamp(150px, 27%, 202px);
}

.inverter-node {
  left: 50%;
  top: 248px;
  width: 122px;
  min-height: 190px;
  padding: 18px 12px;
  transform: translateX(-50%);
  text-align: center;
}

.inverter-node::before {
  content: "";
  display: block;
  width: 58px;
  height: 32px;
  margin: 2px auto 16px;
  border-radius: 999px;
  background: var(--ink);
}

.inverter-node::after {
  content: "";
  display: block;
  width: 54px;
  height: 7px;
  margin: 18px auto 0;
  border-radius: 999px;
  background: var(--green);
}

.inverter-node span {
  color: var(--ink);
}

.inverter-node strong {
  font-size: 13px;
  line-height: 1.25;
}

.solar-node,
.battery-node {
  border-color: rgba(27, 180, 109, 0.32);
}

.panel-array {
  position: absolute;
  z-index: 2;
  left: clamp(46px, 7vw, 86px);
  right: clamp(128px, 22vw, 250px);
  top: 198px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
  gap: 12px 14px;
  max-height: 350px;
  overflow: hidden;
}

.pv-panel {
  display: block;
  aspect-ratio: 0.78;
  min-height: 62px;
  border: 2px solid rgba(9, 41, 94, 0.32);
  border-radius: 4px;
  background:
    linear-gradient(rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(160deg, #0a2f67, #106c68 64%, #1bb46d);
  background-size: 100% 33%, 33% 100%, 100% 100%;
  box-shadow: 0 10px 20px rgba(17, 19, 23, 0.12);
  transform: translateY(calc((var(--i) % 2) * 1px));
}

.battery-array {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 7px;
  margin-top: 9px;
}

.battery-module {
  position: relative;
  display: block;
  width: 38px;
  height: 74px;
  border: 1px solid rgba(17, 19, 23, 0.14);
  border-radius: 6px;
  background: linear-gradient(155deg, #ffffff, #edf0ee);
  box-shadow: 0 10px 20px rgba(17, 19, 23, 0.12);
}

.battery-module b {
  position: absolute;
  left: 8px;
  right: 8px;
  top: 11px;
  height: 14px;
  border-radius: 999px;
  background: #111317;
}

.battery-module i {
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: 11px;
  height: 4px;
  border-radius: 999px;
  background: var(--green);
}

.battery-module em {
  position: absolute;
  left: 5px;
  right: 5px;
  bottom: 21px;
  color: rgba(17, 19, 23, 0.54);
  font-size: 6px;
  font-style: normal;
  font-weight: 850;
  text-align: center;
}

.compatibility-strip {
  position: relative;
  z-index: 4;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  border-top: 1px solid rgba(17, 19, 23, 0.08);
  padding-top: 14px;
}

.compatibility-strip span {
  margin: 0 8px 0 0;
}

.compatibility-strip b {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 4px;
  padding: 0 10px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

@keyframes powerParticles {
  from { stroke-dashoffset: 37; }
  to { stroke-dashoffset: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .flow-solar-home,
  .flow-solar-battery,
  .flow-solar-grid,
  .flow-battery-home,
  .flow-grid-home,
  .stepper-buttons button,
  .home-designer-card {
    animation: none;
    transition: none;
  }
}

@media (max-width: 1120px) {
  .designer-workspace {
    grid-template-columns: 1fr;
  }

  .power-flow-head {
    display: grid;
  }

  .flow-mode-buttons {
    justify-content: flex-start;
  }

  .power-flow-card::before,
  .power-flow-svg {
    display: none;
  }

  .power-flow-stage {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    min-height: 0;
    margin-top: 16px;
  }

  .flow-node,
  .solar-node,
  .home-node,
  .grid-node,
  .battery-node,
  .inverter-node {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    bottom: auto;
    width: 100%;
    min-height: 0;
    margin: 0;
    transform: none;
    text-align: left;
  }

  .inverter-node::before,
  .inverter-node::after {
    margin-left: 0;
  }

  .panel-array {
    position: relative;
    left: auto;
    right: auto;
    top: auto;
    grid-template-columns: repeat(auto-fill, minmax(42px, 1fr));
    max-height: 240px;
    margin-top: 12px;
  }
}

@media (max-width: 640px) {
  .option-stepper {
    grid-template-columns: 1fr;
  }

  .stepper-buttons {
    width: 100%;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stepper-buttons button {
    width: 100%;
  }

  .power-flow-card {
    padding: 16px;
  }

  .flow-mode-buttons button {
    flex: 1 1 auto;
  }

  .result-hero strong {
    font-size: 32px;
  }
}


/* Home Energy Designer MVP */
.home-designer-entry {
  width: min(560px, 100%);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: center;
  margin-bottom: clamp(26px, 4vw, 48px);
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 24px 60px rgba(17, 19, 23, 0.1);
}

.home-designer-entry h2 {
  margin: 0 0 10px;
  font-size: clamp(26px, 3vw, 42px);
  line-height: 1.02;
  letter-spacing: 0;
}

.home-designer-entry-copy p:not(.eyebrow) {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
}

.designer-start-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.home-entry-flow {
  position: relative;
  min-height: 230px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--ink);
  color: var(--white);
}

.home-entry-flow svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.entry-flow-base,
.entry-flow-line {
  fill: none;
  stroke-linecap: round;
  stroke-width: 4;
}

.entry-flow-base { stroke: rgba(255, 255, 255, 0.16); }
.entry-flow-line {
  stroke-dasharray: 12 18;
  animation: efdFlow 1.8s linear infinite;
}
.entry-flow-solar { stroke: #1bb46d; }
.entry-flow-battery { stroke: #57f2c6; }
.entry-flow-grid { stroke: rgba(255, 255, 255, 0.42); }

.entry-node {
  position: absolute;
  min-width: 112px;
  padding: 9px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
}

.entry-node b,
.entry-node em {
  display: block;
  font-style: normal;
  letter-spacing: 0;
}

.entry-node b { font-size: 13px; font-weight: 900; }
.entry-node em { color: rgba(255, 255, 255, 0.72); font-size: 12px; }
.entry-solar { left: 20px; top: 28px; }
.entry-home { right: 20px; top: 76px; }
.entry-battery { left: 50%; bottom: 16px; transform: translateX(-50%); border-color: rgba(27, 180, 109, 0.48); box-shadow: 0 0 0 1px rgba(27,180,109,.18), 0 18px 42px rgba(27,180,109,.18); }
.entry-grid { left: 18px; bottom: 18px; }

.home-energy-designer-page {
  min-height: 100vh;
  background:
    linear-gradient(120deg, rgba(27, 180, 109, 0.08), transparent 30%, rgba(243, 200, 66, 0.06) 72%, transparent),
    var(--paper);
  overflow-x: hidden;
}

.home-energy-main {
  padding: 108px clamp(20px, 5vw, 72px) 56px;
}

.home-energy-hero {
  width: min(1180px, 100%);
  margin: 0 auto 34px;
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(24px, 4vw, 54px);
  align-items: center;
}

.home-energy-hero h1 {
  margin: 0 0 18px;
  font-size: clamp(46px, 7vw, 92px);
  line-height: 0.94;
  letter-spacing: 0;
}

.home-energy-hero p:not(.eyebrow) {
  max-width: 680px;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 22px);
}

.hero-flow-preview {
  min-width: 0;
}

.designer-shell {
  width: min(1240px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 190px minmax(320px, 0.92fr) minmax(420px, 1.32fr);
  gap: 18px;
  align-items: start;
  padding: 0;
}

.designer-steps {
  position: static;
  top: auto;
  align-self: start;
  display: grid;
  gap: 8px;
}

.designer-steps button,
.designer-nav-actions button,
.efd-toolbar button,
.quote-cta button {
  border: 0;
  cursor: pointer;
}

.designer-steps button {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 42px;
  padding: 8px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--muted);
  font-size: 13px;
  font-weight: 850;
  text-align: left;
}

.designer-steps button.active {
  background: var(--ink);
  color: var(--white);
}

.designer-steps span {
  color: var(--green);
  font-weight: 950;
  letter-spacing: 0.08em;
}

.designer-form,
.designer-output,
.quote-cta,
.energy-flow-diagram,
.results-summary article {
  border: 1px solid rgba(17, 19, 23, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 24px 70px rgba(17, 19, 23, 0.09);
}

.designer-form {
  padding: clamp(20px, 3vw, 30px);
}

.designer-step {
  display: none;
  border: 0;
  margin: 0;
  padding: 0;
}

.designer-step.active { display: grid; gap: 14px; }
.designer-step legend {
  margin-bottom: 6px;
  color: var(--ink);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 900;
  line-height: 1.02;
}

.designer-step p {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 15px;
}

.designer-form label,
.quote-cta label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.designer-form input,
.designer-form select,
.quote-cta input,
.quote-cta textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(17, 19, 23, 0.13);
  border-radius: 4px;
  padding: 0 13px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0;
  outline: none;
}

.quote-cta textarea {
  min-height: 160px;
  padding: 12px 13px;
  resize: vertical;
}

.field-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.toggle-line {
  display: flex !important;
  grid-template-columns: none;
  flex-direction: row;
  align-items: center;
  gap: 10px !important;
  min-height: 46px;
  padding: 10px 12px;
  border-radius: 4px;
  background: rgba(17, 19, 23, 0.04);
}

.toggle-line input {
  width: 18px;
  min-height: 18px;
}

.designer-nav-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.designer-nav-actions button,
.quote-cta button {
  min-height: 46px;
  padding: 10px 16px;
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.designer-nav-actions button.secondary {
  background: rgba(17, 19, 23, 0.08);
  color: var(--ink);
}

.designer-output {
  display: grid;
  gap: 18px;
  padding: clamp(16px, 2vw, 22px);
}

.results-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.results-summary article {
  min-height: 108px;
  padding: 16px;
  box-shadow: none;
}

.results-summary span,
.efd-toolbar span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.results-summary strong {
  display: block;
  margin-top: 12px;
  color: var(--ink);
  font-size: clamp(22px, 2.8vw, 34px);
  line-height: 1;
  letter-spacing: 0;
}

.energy-flow-diagram {
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  box-shadow: 0 28px 80px rgba(17, 19, 23, 0.18);
}

.energy-flow-diagram.mini {
  min-height: 400px;
}

.efd-toolbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 0;
}

.efd-toolbar div {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.efd-toolbar button {
  min-height: 32px;
  padding: 7px 10px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
  font-weight: 850;
}

.efd-toolbar button.active {
  background: var(--green);
  color: var(--ink);
}

.energy-flow-diagram:not(.mini) .efd-toolbar {
  display: none;
}

.efd-stage {
  position: relative;
  min-height: 520px;
  isolation: isolate;
}

.energy-flow-diagram.mini .efd-stage {
  min-height: 430px;
}

.efd-stage svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.efd-base,
.efd-glow,
.efd-stream,
.efd-particles {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  --flow-speed: 1.6s;
  --flow-brightness: 0.7;
  --flow-glow: 14px;
}

.efd-base {
  stroke: rgba(255, 255, 255, 0.12);
  stroke-width: 5;
}

.efd-glow {
  opacity: calc(var(--flow-brightness) * 0.34);
  stroke-width: 22;
  filter: blur(var(--flow-glow));
}

.efd-stream {
  opacity: calc(var(--flow-brightness) * 0.95);
  stroke-width: 5;
  stroke-dasharray: 18 22;
  animation: efdFlow var(--flow-speed) linear infinite;
  filter: drop-shadow(0 0 10px currentColor);
}

.efd-particles {
  opacity: calc(var(--flow-brightness) + 0.1);
  stroke-width: 8;
  stroke-dasharray: 1 28;
  animation: efdParticles var(--flow-speed) linear infinite;
  filter:
    drop-shadow(0 0 5px currentColor)
    drop-shadow(0 0 14px currentColor);
}

.efd-solar-inverter,
.efd-inverter-home,
.efd-inverter-battery { stroke: #1bb46d; color: #1bb46d; }
.efd-inverter-battery { stroke: #57f2c6; color: #57f2c6; }
.efd-inverter-grid { stroke: #c9d2d0; color: #c9d2d0; }

.energy-flow-diagram[data-flow-mode="night"] .efd-solar-inverter {
  opacity: 0.12;
  animation: none;
}

.energy-flow-diagram[data-flow-mode="grid"] .efd-inverter-grid {
  stroke: #e7a6a0;
  color: #e7a6a0;
}

.efd-node {
  position: absolute;
  width: min(190px, 25%);
  min-width: 128px;
  padding: 13px 14px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.085);
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.16);
  z-index: 2;
}

.efd-node span,
.efd-node strong {
  display: block;
}

.efd-node span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.efd-node strong {
  margin-top: 5px;
  color: var(--white);
  font-size: 16px;
  line-height: 1.15;
  letter-spacing: 0;
}

.efd-solar {
  left: 50%;
  top: 24px;
  transform: translateX(-50%);
  text-align: center;
  border-color: rgba(27, 180, 109, 0.26);
  background:
    radial-gradient(circle at 50% 12%, rgba(27, 180, 109, 0.2), transparent 54%),
    rgba(255, 255, 255, 0.08);
}

.efd-solar::before {
  content: "";
  display: block;
  width: 26px;
  height: 26px;
  margin: 0 auto 8px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff6b0 0 30%, #22c77a 34% 50%, transparent 54%);
  box-shadow: 0 0 22px rgba(27, 180, 109, 0.48);
}

.efd-inverter {
  left: 50%;
  top: 170px;
  transform: translateX(-50%);
  text-align: center;
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.11);
}

.efd-home {
  left: 4%;
  bottom: 42px;
}

.efd-grid {
  right: 4%;
  bottom: 42px;
}

.efd-battery {
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  width: min(178px, 31%);
  min-width: 160px;
  border-color: rgba(27, 180, 109, 0.48);
  background: linear-gradient(120deg, rgba(27, 180, 109, 0.18), rgba(255, 255, 255, 0.08));
  box-shadow: 0 0 0 1px rgba(27, 180, 109, 0.12), 0 24px 50px rgba(27, 180, 109, 0.12);
}

.efd-battery i,
.entry-battery i {
  float: right;
  width: 24px;
  height: 38px;
  border-radius: 4px;
  background:
    linear-gradient(var(--green), var(--green)) 50% 8px / 12px 2px no-repeat,
    linear-gradient(var(--green), var(--green)) 50% 17px / 12px 2px no-repeat,
    linear-gradient(var(--green), var(--green)) 50% 26px / 12px 2px no-repeat,
    rgba(255, 255, 255, 0.92);
}

.quote-cta {
  padding: clamp(18px, 3vw, 26px);
}

.quote-cta h2 {
  margin: 0 0 16px;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.02;
}

.quote-cta form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.quote-message,
.quote-cta button {
  grid-column: 1 / -1;
}

.designer-status {
  padding: 12px;
  border-radius: 4px;
  background: rgba(17, 19, 23, 0.06);
  color: var(--muted);
  font-size: 14px;
  font-weight: 750;
}

.designer-status[data-status="ok"] {
  background: rgba(27, 180, 109, 0.12);
  color: var(--green-dark);
}

.designer-status[data-status="fallback"] {
  background: rgba(243, 200, 66, 0.16);
  color: #7d6416;
}

.designer-disclaimer {
  width: min(1180px, 100%);
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 13px;
}

@keyframes efdFlow {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -80; }
}

@keyframes efdParticles {
  from { stroke-dashoffset: 0; }
  to { stroke-dashoffset: -116; }
}

@media (prefers-reduced-motion: reduce) {
  .entry-flow-line,
  .efd-stream,
  .efd-particles {
    animation: none;
  }
}

@media (max-width: 1100px) {
  .designer-shell {
    grid-template-columns: 1fr;
  }

  .designer-steps {
    position: static;
    display: flex;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .designer-steps button {
    flex: 0 0 auto;
  }
}

@media (max-width: 900px) {
  .home-designer-entry,
  .home-energy-hero {
    grid-template-columns: 1fr;
  }

  .home-energy-main {
    padding-top: 92px;
  }
}

@media (max-width: 700px) {
  .field-pair,
  .results-summary,
  .quote-cta form {
    grid-template-columns: 1fr;
  }

  .efd-stage,
  .energy-flow-diagram.mini .efd-stage {
    min-height: 720px;
  }

  .efd-node {
    left: 18px !important;
    right: 18px !important;
    transform: none !important;
    width: auto;
    min-width: 0;
  }

  .efd-solar { top: 24px; }
  .efd-inverter { top: 152px; }
  .efd-home { top: 292px; bottom: auto; }
  .efd-battery { top: 432px; bottom: auto; }
  .efd-grid { top: 574px; bottom: auto; }

  .home-entry-flow {
    min-height: 320px;
  }

  .entry-node {
    min-width: 0;
  }
}