:root {
  --paper: #f6f2ea;
  --paper-deep: #ebe3d6;
  --mist: #e8f2ef;
  --sage: #8a9b83;
  --forest: #19372f;
  --teal: #63C0AB;
  --ink: #1d241f;
  --muted: #6d756f;
  --line: rgba(29, 36, 31, 0.14);
  --white: #fffdf8;
  --shadow: 0 24px 70px rgba(30, 42, 35, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}

body.is-modal-open {
  overflow: hidden;
}

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

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

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 18px;
  left: 50%;
  width: min(1180px, calc(100% - 28px));
  display: grid;
  grid-template-columns: 64px 1fr auto;
  align-items: center;
  gap: 22px;
  padding: 10px 12px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(25, 55, 47, 0.54);
  backdrop-filter: blur(18px);
  transform: translateX(-50%);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  min-width: 0;
}

.brand-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  padding: 5px;
  border: 1px solid rgba(99, 192, 171, 0.35);
  border-radius: 50%;
  background: rgba(255, 253, 248, 0.08);
}

.brand strong,
.brand small {
  display: block;
  white-space: nowrap;
}

.brand strong {
  font-size: 15px;
}

.brand small {
  margin-top: -4px;
  font-size: 11px;
  opacity: 0.78;
}

.nav-links {
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 14px;
}

.nav-links a {
  opacity: 0.82;
}

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

.header-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.lang-toggle,
.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
}

.lang-toggle {
  width: 44px;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.32);
  background: transparent;
}

.header-cta {
  padding: 0 18px;
  color: var(--forest);
  background: var(--white);
  font-size: 14px;
  font-weight: 700;
}

.hero {
  position: relative;
  min-height: 82vh;
  overflow: hidden;
  isolation: isolate;
  padding: 150px max(28px, calc((100vw - 1180px) / 2)) 74px;
  color: var(--white);
  background: url("./assets/hero-villa-garden-optimized.jpg") center / cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(13, 30, 25, 0.78) 0%, rgba(18, 39, 34, 0.46) 44%, rgba(18, 39, 34, 0.12) 100%),
    linear-gradient(0deg, rgba(13, 30, 25, 0.52), rgba(13, 30, 25, 0.08) 46%);
}

.hero-content {
  width: min(680px, 100%);
  max-width: 100%;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.hero h1,
.section h2,
.contact-intro h2 {
  margin: 0;
  font-family: Georgia, "Songti SC", "SimSun", serif;
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 780px;
  font-size: 70px;
  overflow-wrap: anywhere;
}

.hero-copy {
  max-width: 610px;
  margin: 26px 0 0;
  color: rgba(255, 253, 248, 0.84);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.button {
  min-width: 150px;
  padding: 0 24px;
  font-weight: 700;
}

.button.primary {
  color: var(--forest);
  background: var(--white);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.button.dark {
  color: var(--white);
  background: var(--forest);
}

.hero-proof {
  position: absolute;
  right: max(30px, calc((100vw - 1180px) / 2));
  bottom: 32px;
  width: 218px;
  color: var(--forest);
}

.hero-proof img {
  filter: drop-shadow(0 28px 32px rgba(0, 0, 0, 0.25));
}

.proof-text {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: -10px;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 999px;
  background: rgba(255, 253, 248, 0.82);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.proof-text span {
  color: var(--muted);
  font-size: 12px;
}

.intro-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.intro-strip div {
  min-height: 116px;
  padding: 28px max(24px, calc((100vw - 1180px) / 2));
  border-right: 1px solid var(--line);
}

.intro-strip div:first-child,
.intro-strip div:nth-child(2) {
  padding-right: 28px;
}

.intro-strip div:last-child {
  border-right: 0;
}

.intro-strip span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.intro-strip strong {
  display: block;
  margin-top: 6px;
  font-family: Georgia, "Songti SC", "SimSun", serif;
  font-size: 22px;
  font-weight: 500;
  line-height: 1.3;
}

.section {
  padding: 92px max(28px, calc((100vw - 1180px) / 2));
}

.section-heading {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 70px;
  align-items: end;
  margin-bottom: 48px;
}

.section-heading.compact {
  display: block;
  max-width: 650px;
}

.section h2,
.contact-intro h2 {
  font-size: 46px;
}

.section-heading p:not(.eyebrow),
.lifestyle-copy p,
.partner-copy p,
.contact-intro p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
}

.section-heading .section-note {
  max-width: 430px;
  margin-top: 12px;
  font-size: 16px;
}

.solution-grid,
.model-grid,
.faq-grid {
  display: grid;
  gap: 16px;
}

.solution-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card,
.model-card,
.faq article,
.scene-list article,
.timeline li {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.72);
}

.feature-card {
  min-height: 270px;
  padding: 28px;
}

.feature-card span,
.timeline span {
  display: inline-flex;
  margin-bottom: 54px;
  color: var(--teal);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 22px;
}

.feature-card h3,
.model-card h3,
.timeline h3,
.faq h3 {
  margin: 0;
  font-family: Georgia, "Songti SC", "SimSun", serif;
  font-weight: 500;
  line-height: 1.22;
}

.feature-card h3 {
  font-size: 28px;
}

.feature-card p,
.model-card p,
.timeline p,
.faq p {
  margin: 14px 0 0;
  color: var(--muted);
}

.lifestyle {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: 70px;
  align-items: center;
  background: var(--forest);
  color: var(--white);
}

.research {
  background: var(--paper);
}

.research .research-intro {
  position: relative;
  isolation: isolate;
  min-height: 360px;
  grid-template-rows: auto 1fr;
  align-items: start;
  margin-bottom: 64px;
  padding: 52px 56px;
  overflow: hidden;
  border-radius: 16px;
  background-image: url("./assets/research-lab.png");
  background-position: center 9%;
  background-size: cover;
  background-repeat: no-repeat;
}

.research .research-intro::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: rgba(244, 248, 247, 0.68);
}

.research .research-intro > * {
  position: relative;
  z-index: 1;
}

.research .research-intro h2 {
  max-width: 590px;
  color: #15231f;
}

.research .research-intro .eyebrow {
  color: #276f61;
}

.research .research-intro p:not(.eyebrow) {
  align-self: end;
  color: #46534e;
}

.research .section-heading p:not(.eyebrow) {
  max-width: 560px;
}

.research-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 920px;
}

.research-grid article {
  min-height: 218px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.72);
}

.research-grid span {
  display: inline-flex;
  margin-bottom: 26px;
  color: var(--teal);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
}

.research-grid h3 {
  margin: 0;
  font-family: Georgia, "Songti SC", "SimSun", serif;
  font-size: 24px;
  font-weight: 500;
  line-height: 1.22;
  text-wrap: balance;
}

.research-grid p {
  margin: 14px 0 0;
  color: var(--muted);
  overflow-wrap: anywhere;
  text-wrap: pretty;
}

.lifestyle-copy p {
  color: rgba(255, 253, 248, 0.72);
}

.scene-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.scene-list article {
  min-height: 150px;
  padding: 24px;
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
}

.scene-list span {
  display: block;
  color: var(--teal);
  font-size: 13px;
  text-transform: uppercase;
}

.scene-list strong {
  display: block;
  margin-top: 34px;
  font-family: Georgia, "Songti SC", "SimSun", serif;
  font-size: 24px;
  font-weight: 500;
  line-height: 1.28;
}

.models {
  background: var(--mist);
}

.model-grid {
  grid-template-columns: repeat(3, 1fr);
  margin-top: 34px;
}

.model-card {
  display: block;
  min-height: 430px;
  padding: 0;
  text-align: left;
  border: 0;
  background: transparent;
  cursor: pointer;
  perspective: 1200px;
}

.model-card-inner {
  position: relative;
  width: 100%;
  min-height: 430px;
  transform-style: preserve-3d;
  transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.model-card.is-flipped .model-card-inner {
  transform: rotateY(180deg);
}

.model-card.is-intro-back .model-card-inner {
  transform: rotateY(180deg);
}

.models.is-model-intro-ready:not(.is-model-intro-playing) .model-card-inner {
  transition: none;
}

.models.is-model-intro-playing .model-card-inner {
  transition-delay: var(--intro-delay, 0ms);
}

.model-card-face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  backface-visibility: hidden;
}

.model-card-front {
  justify-content: flex-start;
  gap: 24px;
  color: var(--ink);
  background: var(--white);
}

.model-card-back {
  color: var(--white);
  background:
    radial-gradient(circle at 92% 12%, rgba(99, 192, 171, 0.26), transparent 34%),
    var(--forest);
  overflow-y: auto;
  transform: rotateY(180deg);
}

.model-card:hover,
.model-card:focus-visible {
  outline: none;
}

.model-card:hover .model-card-face,
.model-card:focus-visible .model-card-face {
  border-color: rgba(99, 192, 171, 0.62);
  box-shadow: 0 10px 24px rgba(30, 42, 35, 0.1);
}

.model-card img {
  height: 190px;
  object-fit: contain;
}

.model-card span {
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
}

.model-card h3 {
  margin-top: 8px;
  font-size: 36px;
}

.model-card-back span {
  color: var(--teal);
}

.model-card-back p {
  color: rgba(255, 253, 248, 0.72);
}

.model-card-back dl {
  display: grid;
  grid-template-columns: minmax(86px, 0.8fr) minmax(0, 1fr);
  gap: 8px 12px;
  margin: 18px 0 12px;
  font-size: 13px;
  line-height: 1.38;
}

.model-card-back dt {
  color: rgba(255, 253, 248, 0.52);
}

.model-card-back dd {
  margin: 0;
  color: var(--white);
}

.model-card-back small {
  color: rgba(255, 253, 248, 0.58);
  font-size: 12px;
}

@media (prefers-reduced-motion: reduce) {
  .model-card-inner {
    transition: none;
  }

  .models.is-model-intro-playing .model-card-inner {
    transition-delay: 0ms;
  }
}

.install {
  position: relative;
  isolation: isolate;
  color: var(--white);
  background-image: url("./assets/install-garden-worker-wide-v2.jpg");
  background-position: center 46%;
  background-size: cover;
  background-repeat: no-repeat;
}

.install::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: rgba(9, 24, 20, 0.38);
}

.install > * {
  position: relative;
  z-index: 1;
}

.install .section-heading {
  display: block;
  max-width: 680px;
  margin-bottom: 92px;
}

.install .section-heading .eyebrow {
  color: #bde8dd;
}

.install .section-heading h2 {
  max-width: 620px;
  color: var(--white);
  text-wrap: balance;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.timeline li {
  min-height: 250px;
  padding: 24px;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(9, 24, 20, 0.24);
  -webkit-backdrop-filter: blur(5px) saturate(118%);
  backdrop-filter: blur(5px) saturate(118%);
}

.timeline span {
  margin-bottom: 46px;
  color: #b8eadf;
}

.timeline h3 {
  color: var(--white);
  font-size: 25px;
}

.install .timeline p {
  color: rgba(255, 253, 248, 0.86);
}

.faq {
  background: var(--white);
}

.faq-grid {
  grid-template-columns: repeat(3, 1fr);
}

.faq article {
  padding: 26px;
}

.faq h3 {
  font-size: 24px;
}

.partner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: end;
  color: var(--white);
  background: linear-gradient(90deg, rgba(25, 55, 47, 0.96), rgba(49, 92, 80, 0.9));
}

.partner-copy {
  max-width: 760px;
}

.partner-copy p {
  color: rgba(255, 253, 248, 0.72);
}

.contact-section {
  display: grid;
  grid-template-columns: 0.82fr 1fr;
  gap: 60px;
  padding: 92px max(28px, calc((100vw - 1180px) / 2));
  background: var(--paper-deep);
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form label[hidden] {
  display: none;
}

.contact-form .contact-trap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  pointer-events: none;
}

.contact-form .wide {
  grid-column: 1 / -1;
}

.contact-form span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  outline: none;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form .consent-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
}

.contact-form .consent-row input {
  flex: 0 0 auto;
  width: 18px;
  min-height: 18px;
  margin: 2px 0 0;
  accent-color: var(--forest);
}

.contact-form .consent-row span {
  line-height: 1.65;
}

.privacy-note {
  padding: 12px 14px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.56);
  font-size: 13px;
  line-height: 1.7;
}

.privacy-note summary {
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
}

.privacy-note p {
  margin: 10px 0 0;
}

.contact-form button {
  width: max-content;
  border: 0;
  background: var(--forest);
  color: var(--white);
}

.contact-form button:disabled {
  cursor: wait;
  opacity: 0.68;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.form-status[data-status="success"] {
  color: #27584c;
}

.form-status[data-status="error"] {
  color: #9d332b;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(270px, auto) auto auto;
  align-items: start;
  gap: 30px;
  padding: 42px max(28px, calc((100vw - 1180px) / 2));
  color: rgba(255, 253, 248, 0.72);
  background: #101b18;
}

.site-footer strong {
  display: block;
  color: var(--white);
}

.site-footer p {
  margin: 8px 0 0;
}

.footer-contact {
  display: grid;
  gap: 10px;
}

.footer-contact-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 38px;
}

.footer-contact-row span {
  color: rgba(255, 253, 248, 0.52);
  font-size: 13px;
}

.footer-contact-row strong {
  color: var(--white);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
  font-weight: 700;
}

.footer-contact-row button {
  min-height: 30px;
  padding: 0 12px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.footer-qr {
  width: 112px;
  margin: 0;
}

.footer-qr img {
  width: 112px;
  height: 112px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  object-fit: cover;
}

.footer-qr figcaption {
  margin-top: 8px;
  color: rgba(255, 253, 248, 0.56);
  font-size: 12px;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.footer-filing {
  grid-column: 1 / -1;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 2px;
  margin-top: 4px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 253, 248, 0.58);
  font-size: 13px;
  text-align: center;
}

.footer-filing a {
  color: rgba(255, 253, 248, 0.78);
  text-decoration: none;
}

.footer-filing a:hover,
.footer-filing a:focus-visible {
  color: var(--white);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-filing a:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 4px;
  border-radius: 2px;
}

.contact-modal[hidden] {
  display: none;
}

.contact-modal {
  position: fixed;
  z-index: 80;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 22px;
}

.contact-modal-backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  background: rgba(5, 12, 10, 0.66);
  cursor: pointer;
}

.contact-modal-panel {
  position: relative;
  z-index: 1;
  width: min(520px, 100%);
  padding: 28px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  background: #101b18;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

.contact-modal-panel h2 {
  margin: 8px 0 22px;
  font-family: Georgia, "Songti SC", "SimSun", serif;
  font-size: 34px;
  font-weight: 500;
  line-height: 1.12;
}

.contact-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
}

.modal-contact-list {
  display: grid;
  gap: 10px;
}

.contact-modal-qr {
  width: 168px;
  margin: 24px auto 0;
}

.contact-modal-qr img {
  width: 168px;
  height: 168px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  object-fit: cover;
}

.contact-modal-qr figcaption {
  margin-top: 10px;
  color: rgba(255, 253, 248, 0.62);
  font-size: 13px;
  text-align: center;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .nav-links {
    display: none;
  }

  .header-actions {
    justify-self: end;
  }

  .header-cta {
    white-space: nowrap;
  }

  .hero {
    min-height: 780px;
    padding-top: 132px;
  }

  .hero h1 {
    font-size: 52px;
  }

  .hero-proof {
    right: 28px;
    width: 170px;
  }

  .intro-strip,
  .section-heading,
  .lifestyle,
  .contact-section,
  .partner {
    grid-template-columns: 1fr;
  }

  .intro-strip div {
    padding: 24px 28px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .intro-strip div:last-child {
    border-bottom: 0;
  }

  .solution-grid,
  .research-grid,
  .model-grid,
  .faq-grid,
  .timeline,
  .scene-list {
    grid-template-columns: 1fr 1fr;
  }

  .section-heading {
    gap: 18px;
    align-items: start;
  }

  .research .research-intro {
    min-height: 430px;
    grid-template-rows: auto;
    padding: 44px;
    background-position: 46% 14%;
  }

  .research .research-intro::before {
    background: rgba(244, 248, 247, 0.72);
  }

  .research .research-intro p:not(.eyebrow) {
    align-self: start;
  }

  .install {
    background-position: 62% center;
  }
}

@media (max-width: 700px) {
  .site-header {
    top: 10px;
    width: calc(100% - 20px);
    grid-template-columns: auto auto;
    justify-content: space-between;
    gap: 8px;
    padding: 7px 8px;
    border-radius: 999px;
    background: rgba(25, 55, 47, 0.72);
  }

  .brand {
    justify-content: flex-start;
  }

  .header-actions {
    display: inline-flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-self: end;
    gap: 6px;
  }

  .nav-links {
    display: none;
  }

  .brand small {
    display: none;
  }

  .brand strong {
    font-size: 14px;
  }

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

  .header-cta {
    display: inline-flex;
    min-height: 34px;
    padding: 0 12px;
    font-size: 12px;
    white-space: nowrap;
  }

  .lang-toggle {
    width: 36px;
    min-height: 34px;
    font-size: 12px;
  }

  .hero {
    min-height: 720px;
    padding: 122px 20px 42px;
    background-position: 46% center;
  }

  .hero-content {
    width: calc(100vw - 40px);
  }

  .hero h1 {
    max-width: 330px;
    font-size: 36px;
    line-height: 1.14;
  }

  .hero-copy {
    max-width: 330px;
    font-size: 16px;
    overflow-wrap: anywhere;
  }

  .hero-proof {
    right: 54px;
    bottom: 24px;
    width: 126px;
  }

  .proof-text {
    display: block;
    padding: 8px 10px;
  }

  .section,
  .contact-section {
    padding: 64px 20px;
  }

  .section h2,
  .contact-intro h2 {
    font-size: 34px;
  }

  .solution-grid,
  .research-grid,
  .faq-grid,
  .timeline,
  .contact-form {
    grid-template-columns: 1fr;
  }

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

  .scene-list article {
    height: 150px;
    min-height: 150px;
    padding: 14px;
  }

  .scene-list span {
    font-size: 10.5px;
    line-height: 1.2;
  }

  .scene-list strong {
    margin-top: 18px;
    font-size: 17px;
    line-height: 1.25;
    overflow-wrap: anywhere;
  }

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

  .feature-card,
  .research-grid article,
  .timeline li {
    min-height: auto;
  }

  .research .section-heading {
    gap: 12px;
    margin-bottom: 28px;
  }

  .research .section-heading .eyebrow {
    margin-bottom: 10px;
  }

  .research .section-heading h2 {
    font-size: 30px;
    line-height: 1.18;
  }

  .research .section-heading p:not(.eyebrow) {
    max-width: 350px;
    font-size: 15px;
    line-height: 1.72;
  }

  .research .research-intro {
    min-height: 390px;
    gap: 14px;
    padding: 28px 26px;
    border-radius: 12px;
    background-position: 45% center;
  }

  .research .research-intro::before {
    background: rgba(244, 248, 247, 0.78);
  }

  .install .section-heading {
    margin-bottom: 28px;
  }

  .install {
    background-position: 69% center;
  }

  .install::before {
    background: rgba(9, 24, 20, 0.46);
  }

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

  .feature-card span,
  .research-grid span,
  .timeline span {
    margin-bottom: 28px;
  }

  .research-grid article {
    min-height: 220px;
    padding: 14px;
  }

  .research-grid span {
    margin-bottom: 18px;
    font-size: 17px;
  }

  .research-grid h3 {
    font-size: 20px;
  }

  .research-grid p {
    margin-top: 10px;
    font-size: 12.5px;
    line-height: 1.58;
  }

  .model-card {
    min-height: 336px;
  }

  .model-card-inner,
  .model-card-face {
    min-height: 336px;
  }

  .model-card-face {
    padding: 13px;
  }

  .model-card img {
    width: 100%;
    height: 136px;
    object-fit: contain;
  }

  .model-card-front {
    gap: 10px;
  }

  .model-card span {
    font-size: 11px;
  }

  .model-card h3 {
    margin-top: 4px;
    font-size: 25px;
  }

  .model-card p {
    margin-top: 8px;
    font-size: 13px;
    line-height: 1.48;
  }

  .model-card-back p {
    display: none;
  }

  .model-card-back dl {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 5px 7px;
    margin: 10px 0 8px;
    font-size: 10.5px;
    line-height: 1.22;
  }

  .model-card-back dd {
    margin-bottom: 0;
  }

  .model-card-back small {
    font-size: 10px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .footer-links {
    margin-top: 22px;
  }

  .footer-contact {
    margin-top: 22px;
  }

  .footer-contact-row {
    grid-template-columns: 48px minmax(0, 1fr) auto;
    gap: 8px;
  }

  .footer-contact-row strong {
    font-size: 13px;
    overflow-wrap: anywhere;
  }

  .footer-contact-row button {
    min-height: 38px;
    padding: 0 15px;
    font-size: 13px;
  }

  .footer-qr {
    margin-top: 22px;
  }

  .contact-modal {
    align-items: end;
    padding: 14px;
  }

  .contact-modal-panel {
    padding: 24px 18px;
    border-radius: 12px;
  }

  .contact-modal-panel h2 {
    font-size: 28px;
  }

  .contact-modal-qr,
  .contact-modal-qr img {
    width: 154px;
    height: 154px;
  }
}