:root {
  --ink: #121417;
  --carbon: #1b2026;
  --steel: #59636f;
  --cloud: #f4f6f7;
  --line: #dce2e7;
  --white: #ffffff;
  --cyan: #1fc7d4;
  --cyan-deep: #118a99;
  --amber: #ffb84d;
  --soft-amber: #fff1d8;
  --shadow: 0 24px 70px rgba(18, 20, 23, 0.16);
  --radius: 10px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body.menu-open,
body.modal-open {
  overflow: hidden;
}

img,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 200;
  padding: 10px 14px;
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
}

.skip-link:focus {
  top: 16px;
}

.container {
  width: min(100% - 32px, var(--container));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(255, 255, 255, 0.9);
  border-bottom: 1px solid rgba(18, 20, 23, 0.08);
  backdrop-filter: blur(18px);
}

.header-wrap {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand img {
  width: 154px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--carbon);
  font-size: 0.94rem;
  font-weight: 800;
}

.nav-links a {
  padding: 10px 0;
}

.nav-links a:hover {
  color: var(--cyan-deep);
}

.deal-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 900;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.deal-button {
  border: 0;
  color: #071113;
  background: linear-gradient(135deg, #6ff5ff, var(--cyan) 45%, var(--amber));
  box-shadow: 0 16px 36px rgba(31, 199, 212, 0.3);
}

.deal-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 42px rgba(31, 199, 212, 0.36);
}

.ghost-button {
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.ghost-button:hover {
  background: rgba(255, 255, 255, 0.16);
}

.menu-button {
  width: 46px;
  height: 46px;
  display: none;
  place-items: center;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  cursor: pointer;
}

.menu-button span {
  width: 20px;
  height: 2px;
  display: block;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: calc(100vh - 76px);
  overflow: hidden;
  display: grid;
  align-items: end;
  padding: 92px 0 76px;
  color: var(--white);
}

.hero-bg,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-bg {
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(7, 13, 18, 0.88) 0%, rgba(7, 13, 18, 0.68) 42%, rgba(7, 13, 18, 0.2) 100%),
    linear-gradient(0deg, rgba(7, 13, 18, 0.92) 0%, rgba(7, 13, 18, 0.08) 48%);
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.68fr);
  align-items: end;
  gap: 46px;
}

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

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(3rem, 8vw, 6.2rem);
  max-width: 720px;
}

h2 {
  font-size: clamp(2rem, 4.8vw, 4rem);
}

h3 {
  font-size: 1.12rem;
}

.lead {
  max-width: 660px;
  margin: 24px 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(1.05rem, 2vw, 1.26rem);
}

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

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  padding: 9px 13px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.9);
  font-weight: 800;
  font-size: 0.88rem;
}

.hero-product {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 360px;
}

.hero-product::before {
  content: "";
  position: absolute;
  width: min(100%, 430px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(31, 199, 212, 0.34), rgba(31, 199, 212, 0.02) 68%);
  filter: blur(4px);
}

.hero-product img {
  position: relative;
  width: min(100%, 430px);
  filter: drop-shadow(0 30px 36px rgba(0, 0, 0, 0.46));
}

.intro-strip {
  background: var(--ink);
  color: var(--white);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.strip-grid div {
  padding: 26px;
  background: var(--ink);
}

.strip-grid span,
.steps span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border-radius: 50%;
  color: #071113;
  background: var(--cyan);
  font-weight: 900;
}

.strip-grid strong {
  display: block;
  font-size: 1.15rem;
}

.strip-grid p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.section {
  padding: 92px 0;
}

.section-head {
  max-width: 820px;
  margin: 0 auto 44px;
  text-align: center;
}

.align-left {
  margin-left: 0;
  text-align: left;
}

.section-head p:not(.eyebrow),
.room-copy p,
.steps p,
.feature-card p,
.compare-card li,
.offer-grid p,
.review-card p,
.faq-answer p,
.site-footer p {
  color: var(--steel);
}

.feature-section {
  background: var(--cloud);
}

.feature-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1fr);
  gap: 22px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.feature-card,
.compare-card,
.review-card,
.offer-box {
  border: 1px solid rgba(18, 20, 23, 0.08);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 18px 45px rgba(18, 20, 23, 0.08);
}

.feature-card {
  padding: 26px;
}

.tall-card {
  display: grid;
  align-content: center;
}

.tall-card img {
  margin: 0 auto 18px;
  max-height: 320px;
  object-fit: contain;
}

.icon-dot {
  display: block;
  width: 15px;
  height: 15px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 9px rgba(31, 199, 212, 0.12);
}

.visual-band {
  background: linear-gradient(135deg, #ffffff 0%, #eef8fa 100%);
}

.room-grid,
.demo-grid,
.offer-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(380px, 1fr);
  align-items: center;
  gap: 46px;
}

.room-copy {
  max-width: 560px;
}

.room-copy .deal-button {
  margin-top: 16px;
}

.room-gallery {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 16px;
}

.room-gallery figure {
  margin: 0;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.room-gallery figure:nth-child(2) {
  margin-top: 64px;
}

.room-gallery img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.room-gallery figcaption {
  padding: 14px 16px;
  color: var(--carbon);
  font-weight: 900;
}

.demo-section {
  background: var(--ink);
  color: var(--white);
}

.demo-section h2,
.demo-section h3 {
  color: var(--white);
}

.demo-grid {
  grid-template-columns: minmax(380px, 1fr) minmax(0, 0.85fr);
}

.video-panel {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.36);
}

.video-panel video {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.steps {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.steps div {
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.steps p {
  color: rgba(255, 255, 255, 0.68);
}

.comparison-section {
  background: var(--cloud);
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.compare-card {
  padding: 30px;
}

.compare-card ul {
  display: grid;
  gap: 12px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.compare-card li {
  position: relative;
  padding-left: 30px;
}

.compare-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cyan);
}

.dark-card {
  color: var(--white);
  background: linear-gradient(135deg, var(--ink), #25303a);
}

.dark-card h3,
.dark-card li {
  color: var(--white);
}

.offer-section {
  padding: 88px 0;
  background:
    radial-gradient(circle at 78% 20%, rgba(31, 199, 212, 0.22), transparent 28%),
    linear-gradient(135deg, #f8fbfc, #ffffff);
}

.offer-grid {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
}

.offer-box {
  padding: 26px;
  text-align: center;
}

.offer-box img:first-child {
  max-height: 280px;
  margin: 0 auto 18px;
  object-fit: contain;
}

.wide-button {
  width: 100%;
}

.payments {
  width: min(100%, 360px);
  margin: 18px auto 0;
}

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

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.review-card {
  padding: 24px;
}

.review-card img {
  width: 76px;
  height: 76px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 16px;
}

.review-card strong,
.review-card span {
  display: block;
}

.review-card span {
  color: var(--steel);
  font-size: 0.9rem;
}

.faq-section {
  background: var(--cloud);
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  overflow: hidden;
  border: 1px solid rgba(18, 20, 23, 0.08);
  border-radius: var(--radius);
  background: var(--white);
}

.faq-question {
  width: 100%;
  min-height: 64px;
  padding: 18px 54px 18px 20px;
  border: 0;
  background: var(--white);
  color: var(--ink);
  text-align: left;
  font-weight: 900;
  cursor: pointer;
  position: relative;
}

.faq-question::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cyan-deep);
  font-size: 1.5rem;
}

.faq-question[aria-expanded="true"]::after {
  content: "-";
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 220ms ease;
}

.faq-answer p {
  min-height: 0;
  margin: 0;
  padding: 0 20px;
  overflow: hidden;
}

.faq-item.active .faq-answer {
  grid-template-rows: 1fr;
}

.faq-item.active .faq-answer p {
  padding-bottom: 20px;
}

.site-footer {
  padding: 58px 0 92px;
  background: #090d11;
  color: rgba(255, 255, 255, 0.78);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.7fr 0.8fr 0.95fr;
  gap: 32px;
}

.footer-logo {
  width: 154px;
  height: auto;
  margin-bottom: 18px;
}

.site-footer h3 {
  margin: 0 0 14px;
  color: var(--white);
}

.site-footer p {
  color: rgba(255, 255, 255, 0.66);
}

.site-footer a,
.footer-link {
  display: block;
  width: fit-content;
  margin: 8px 0;
  padding: 0;
  border: 0;
  color: rgba(255, 255, 255, 0.78);
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.site-footer a:hover,
.footer-link:hover {
  color: var(--white);
}

.footer-cta {
  color: #071113 !important;
  margin-top: 14px !important;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  margin-top: 34px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.9rem;
}

.footer-bottom p {
  margin: 0;
}

.mobile-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 85;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 -18px 38px rgba(18, 20, 23, 0.14);
}

.mobile-cta span {
  font-weight: 900;
}

.modal-layer {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(8, 12, 16, 0.68);
}

.modal-layer.show {
  display: flex;
}

.policy-modal {
  position: relative;
  width: min(100%, 620px);
  max-height: calc(100vh - 40px);
  overflow: auto;
  padding: 32px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.policy-modal h2 {
  margin-bottom: 14px;
}

.policy-modal p {
  color: var(--steel);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: var(--cloud);
  color: var(--ink);
  cursor: pointer;
  font-weight: 900;
}

@media (max-width: 980px) {
  .header-cta {
    display: none;
  }

  .menu-button {
    display: grid;
  }

  .nav-links {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 84px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
  }

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

  .nav-links a {
    padding: 14px;
  }

  .hero-content,
  .feature-layout,
  .room-grid,
  .demo-grid,
  .offer-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 72px;
  }

  .hero-product {
    min-height: auto;
  }

  .strip-grid,
  .review-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 680px) {
  .container {
    width: min(100% - 24px, var(--container));
  }

  .brand img {
    width: 136px;
  }

  .header-wrap {
    min-height: 66px;
  }

  .hero {
    padding: 54px 0 48px;
  }

  .hero-content,
  .hero-actions {
    align-items: stretch;
  }

  .hero-actions a,
  .offer-box .deal-button {
    width: 100%;
  }

  .hero-product img {
    width: min(100%, 320px);
  }

  .section {
    padding: 66px 0;
  }

  .strip-grid,
  .feature-list,
  .room-gallery,
  .review-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .room-gallery figure:nth-child(2) {
    margin-top: 0;
  }

  .room-gallery img,
  .video-panel video {
    height: 310px;
  }

  .footer-bottom {
    display: grid;
  }

  .mobile-cta {
    display: flex;
  }

  .site-footer {
    padding-bottom: 118px;
  }
}