:root {
  --brand: #0066ff;
  --brand-deep: #0047c2;
  --brand-soft: #e8f1ff;
  --ink: #0b1220;
  --ink-muted: #5b6578;
  --paper: #f5f8fc;
  --white: #ffffff;
  --line: rgba(15, 23, 42, 0.08);
  --font-display: "Sora", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", "Sora", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 0.25s var(--ease),
    background 0.25s var(--ease),
    border-color 0.25s var(--ease),
    color 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(0, 102, 255, 0.18);
}

.btn--primary:hover {
  background: var(--brand-deep);
  box-shadow: 0 10px 26px rgba(0, 102, 255, 0.26);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.55);
  border-color: rgba(0, 102, 255, 0.22);
  color: var(--brand-deep);
  backdrop-filter: blur(8px);
}

.btn--ghost:hover {
  background: var(--white);
  border-color: rgba(0, 102, 255, 0.4);
}

.btn--light {
  background: var(--white);
  color: var(--brand-deep);
  box-shadow: 0 10px 28px rgba(8, 40, 120, 0.18);
}

.btn--light:hover {
  background: #f0f6ff;
  box-shadow: 0 14px 34px rgba(8, 40, 120, 0.24);
}

.btn--lg {
  min-height: 52px;
  padding: 0 24px;
  font-size: 15px;
}

.btn--nav {
  min-height: 40px;
  padding: 0 16px;
  font-size: 14px;
}

.btn.is-busy {
  pointer-events: none;
  opacity: 0.78;
  transform: none;
}

/* ---------- Nav ---------- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 clamp(20px, 4vw, 48px);
  background: rgba(245, 248, 252, 0.72);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px);
  transition:
    background 0.3s var(--ease),
    border-color 0.3s var(--ease);
}

.site-nav.is-scrolled {
  background: rgba(255, 255, 255, 0.88);
  border-bottom-color: var(--line);
}

.site-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.site-nav__icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
}

.site-nav__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.03em;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  color: var(--ink-muted);
}

.site-nav__links a {
  position: relative;
  transition: color 0.25s var(--ease);
}

.site-nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.28s var(--ease);
}

.site-nav__links a:hover {
  color: var(--ink);
}

.site-nav__links a:hover::after {
  transform: scaleX(1);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding:
    calc(var(--nav-h) + 48px)
    clamp(20px, 5vw, 64px)
    clamp(56px, 10vh, 96px);
  background:
    radial-gradient(120% 80% at 78% 18%, rgba(0, 163, 255, 0.28), transparent 55%),
    radial-gradient(90% 70% at 12% 88%, rgba(0, 102, 255, 0.16), transparent 50%),
    linear-gradient(165deg, #eaf2ff 0%, #f7f9fc 42%, #eef3f9 100%);
}

.hero__atmosphere {
  position: absolute;
  inset: 0;
  pointer-events: none;
  will-change: transform;
}

.hero__mesh {
  position: absolute;
  inset: -10% -5% 10% 35%;
  background-image:
    linear-gradient(rgba(0, 102, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 102, 255, 0.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 70% 40%, #000 20%, transparent 72%);
  transform: perspective(900px) rotateX(58deg) rotateZ(-8deg) scale(1.2);
  animation: mesh-drift 18s linear infinite;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
}

.hero__orb--a {
  width: min(48vw, 520px);
  height: min(48vw, 520px);
  right: -6%;
  top: 8%;
  background: rgba(0, 140, 255, 0.35);
  animation: orb-breathe 9s var(--ease) infinite;
}

.hero__orb--b {
  width: min(36vw, 360px);
  height: min(36vw, 360px);
  right: 18%;
  bottom: 8%;
  background: rgba(90, 180, 255, 0.28);
  animation: orb-breathe 11s var(--ease) infinite reverse;
}

.hero__signal {
  position: absolute;
  right: clamp(8%, 12vw, 18%);
  top: 28%;
  width: min(42vw, 420px);
  height: min(42vw, 420px);
  display: grid;
  place-items: center;
}

.hero__signal span {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0, 102, 255, 0.22);
  border-radius: 50%;
  animation: signal-pulse 4.8s var(--ease) infinite;
}

.hero__signal span:nth-child(2) {
  inset: 14%;
  animation-delay: 0.7s;
}

.hero__signal span:nth-child(3) {
  inset: 28%;
  animation-delay: 1.4s;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__brand {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(40px, 8vw, 72px);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 0.95;
  color: var(--brand);
  animation: rise-in 0.9s var(--ease) both;
}

.hero__headline {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(28px, 5.2vw, 44px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--ink);
  animation: rise-in 0.9s var(--ease) 0.08s both;
}

.hero__lede {
  margin: 0 0 32px;
  max-width: 34em;
  font-size: clamp(16px, 2.2vw, 18px);
  line-height: 1.7;
  color: var(--ink-muted);
  animation: rise-in 0.9s var(--ease) 0.16s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  animation: rise-in 0.9s var(--ease) 0.24s both;
}

/* ---------- Sections ---------- */
.section {
  padding: clamp(72px, 12vh, 120px) clamp(20px, 5vw, 64px);
}

.section__inner {
  max-width: 1120px;
  margin: 0 auto;
}

.section__inner--split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
}

.section__inner--center {
  max-width: 720px;
  text-align: center;
}

.section__eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
}

.section__eyebrow--on-dark {
  color: rgba(255, 255, 255, 0.72);
}

.section__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.section__title--on-dark {
  color: var(--white);
}

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

.steps {
  list-style: none;
  margin: 48px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  counter-reset: none;
}

.steps__item {
  padding-top: 8px;
  border-top: 2px solid var(--brand-soft);
  position: relative;
}

.steps__item::after {
  content: "";
  position: absolute;
  left: 0;
  top: -2px;
  width: 0;
  height: 2px;
  background: var(--brand);
  transition: width 0.7s var(--ease) 0.12s;
}

.steps__item.is-visible::after {
  width: 42%;
}

.steps__index {
  display: block;
  margin-bottom: 18px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--brand);
}

.steps__name {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.steps__text {
  margin: 0;
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-muted);
}

.section--why {
  background:
    linear-gradient(180deg, #f5f8fc 0%, #eef4fb 100%);
}

.why__text {
  margin: 20px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-muted);
}

.why__list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.why__list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-muted);
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 0.55s var(--ease),
    transform 0.55s var(--ease);
}

.why__copy.is-visible .why__list li {
  opacity: 1;
  transform: none;
}

.why__copy.is-visible .why__list li:nth-child(1) { transition-delay: 0.05s; }
.why__copy.is-visible .why__list li:nth-child(2) { transition-delay: 0.12s; }
.why__copy.is-visible .why__list li:nth-child(3) { transition-delay: 0.19s; }
.why__copy.is-visible .why__list li:nth-child(4) { transition-delay: 0.26s; }
.why__copy.is-visible .why__list li:nth-child(5) { transition-delay: 0.33s; }

.why__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brand);
}

.room-preview {
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: var(--white);
  box-shadow: 0 18px 50px rgba(15, 40, 90, 0.08);
  transition:
    transform 0.55s var(--ease),
    box-shadow 0.55s var(--ease);
}

.why__visual.is-visible .room-preview {
  animation: preview-settle 0.8s var(--ease) both;
}

.room-preview:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 56px rgba(15, 40, 90, 0.12);
}

.room-preview__code {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--brand);
}

.why__visual.is-visible .room-preview__code {
  animation: code-soft-glow 2.8s ease-in-out infinite;
}

.room-preview__members i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.45);
}

.why__visual.is-visible .room-preview__members li:nth-child(1) i {
  animation: status-dot 2.4s ease-out infinite;
}

.why__visual.is-visible .room-preview__members li:nth-child(2) i {
  animation: status-dot 2.4s ease-out 0.35s infinite;
}

.why__visual.is-visible .room-preview__members li:nth-child(3) i {
  animation: status-dot 2.4s ease-out 0.7s infinite;
}

.room-preview__status {
  padding: 12px 14px;
  border-radius: 12px;
  background: var(--brand-soft);
  color: var(--brand-deep);
  font-size: 14px;
  font-weight: 600;
  position: relative;
  overflow: hidden;
}

.why__visual.is-visible .room-preview__status::after {
  content: "";
  position: absolute;
  top: 0;
  left: -40%;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.55),
    transparent
  );
  animation: status-sheen 3.6s var(--ease) 0.8s infinite;
}

.room-preview__bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: linear-gradient(180deg, #f8fbff, #f2f6fb);
  border-bottom: 1px solid var(--line);
}

.room-preview__label {
  font-size: 12px;
  color: var(--ink-muted);
}

.room-preview__win-controls {
  margin-left: auto;
  display: inline-flex;
  align-items: stretch;
  height: 28px;
  border: 1px solid rgba(15, 23, 42, 0.1);
  border-radius: 4px;
  overflow: hidden;
  background: #fff;
}

.room-preview__win-controls span {
  width: 34px;
  display: grid;
  place-items: center;
  color: #4b5565;
  position: relative;
}

.room-preview__win-controls span + span {
  border-left: 1px solid rgba(15, 23, 42, 0.08);
}

.room-preview__win-controls .win-min::before {
  content: "";
  width: 10px;
  height: 1.5px;
  background: currentColor;
}

.room-preview__win-controls .win-max::before {
  content: "";
  width: 9px;
  height: 9px;
  border: 1.5px solid currentColor;
  border-radius: 1px;
}

.room-preview__win-controls .win-close::before,
.room-preview__win-controls .win-close::after {
  content: "";
  position: absolute;
  width: 11px;
  height: 1.5px;
  background: currentColor;
}

.room-preview__win-controls .win-close::before {
  transform: rotate(45deg);
}

.room-preview__win-controls .win-close::after {
  transform: rotate(-45deg);
}

.room-preview__body {
  padding: 28px 24px 24px;
}

.room-preview__members {
  list-style: none;
  margin: 24px 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.room-preview__members li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--ink-muted);
}

.section--download {
  background:
    radial-gradient(80% 120% at 50% -20%, rgba(90, 180, 255, 0.35), transparent 55%),
    linear-gradient(165deg, #0b3ea8 0%, #0066ff 48%, #0490ef 100%);
  color: var(--white);
}

.download__lede {
  margin: 18px auto 28px;
  max-width: 28em;
  font-size: 16px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.82);
}

.download__note {
  margin: 18px 0 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.58);
}

.download__status {
  margin: 14px 0 0;
  min-height: 1.4em;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.download__status.is-error {
  color: #ffc9c9;
}

/* ---------- Contact ---------- */
.section--contact {
  background: var(--white);
}

.contact__intro {
  margin: 14px 0 0;
  max-width: 36em;
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-muted);
}

.contact__grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(24px, 4vw, 40px);
  align-items: start;
}

.contact__channels {
  display: grid;
  gap: 16px;
}

.contact__card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px;
  background: #f8fbff;
}

.contact__card--email {
  background: var(--paper);
}

.contact__card-label {
  margin: 0 0 12px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand);
}

.contact__qr-wrap {
  width: 200px;
  max-width: 100%;
  margin: 0 auto;
  padding: 10px;
  border-radius: 12px;
  background: var(--white);
  border: 1px solid var(--line);
}

.contact__qr {
  width: 100%;
  height: auto;
  border-radius: 6px;
}

.contact__card-hint {
  margin: 12px 0 0;
  font-size: 13px;
  color: var(--ink-muted);
  text-align: center;
}

.contact__card--email .contact__card-hint {
  text-align: left;
}

.contact__email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  word-break: break-all;
}

.contact__email:hover {
  color: var(--brand);
}

.contact__form {
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--paper);
  display: grid;
  gap: 14px;
}

.contact__form-title {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.contact__form-desc {
  margin: -4px 0 4px;
  font-size: 14px;
  color: var(--ink-muted);
}

.contact__field {
  display: grid;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-muted);
}

.contact__field input,
.contact__field textarea {
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  font-size: 15px;
  font-weight: 400;
  color: var(--ink);
  background: var(--white);
  outline: none;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  resize: vertical;
}

.contact__field input:focus,
.contact__field textarea:focus {
  border-color: rgba(0, 102, 255, 0.45);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.12);
}

.contact__honey {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.contact__submit {
  width: 100%;
  margin-top: 4px;
}

.contact__form-note {
  margin: 0;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-muted);
}

.contact__form-note.is-error {
  color: #b42318;
}

.contact__form-note.is-ok {
  color: #067647;
}

.contact__form.is-sending .contact__submit {
  opacity: 0.7;
  pointer-events: none;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0b1220;
  color: rgba(255, 255, 255, 0.72);
  padding: 36px clamp(20px, 5vw, 64px);
}

.site-footer__inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.site-footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 600;
}

.site-footer__brand img {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.site-footer__meta {
  display: grid;
  gap: 6px;
  flex: 1;
  min-width: 220px;
}

.site-footer__legal,
.site-footer__email,
.site-footer__beian {
  margin: 0;
  font-size: 13px;
}

.site-footer__email a,
.site-footer__beian a {
  color: rgba(255, 255, 255, 0.78);
}

.site-footer__email a:hover,
.site-footer__beian a:hover {
  color: var(--white);
}

.site-footer__links {
  display: flex;
  gap: 20px;
  font-size: 13px;
}

.site-footer__links a:hover {
  color: var(--white);
}

.legal-page {
  padding: 112px 24px 72px;
}

.legal-page__inner {
  max-width: 760px;
  margin: 0 auto;
}

.legal-page h1 {
  margin: 0 0 12px;
  font-size: 28px;
}

.legal-page__intro,
.legal-page__meta {
  color: var(--muted, #64748b);
  line-height: 1.7;
}

.legal-page__meta {
  margin: 0 0 36px;
  font-size: 13px;
}

.legal-page article + article {
  margin-top: 28px;
}

.legal-page h2 {
  margin: 0 0 8px;
  font-size: 17px;
}

.legal-page p {
  margin: 0;
  white-space: pre-wrap;
  line-height: 1.75;
  color: var(--muted, #64748b);
}

/* ---------- Motion helpers ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.steps__item.reveal:nth-child(1) { transition-delay: 0.02s; }
.steps__item.reveal:nth-child(2) { transition-delay: 0.1s; }
.steps__item.reveal:nth-child(3) { transition-delay: 0.18s; }

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes mesh-drift {
  from {
    background-position: 0 0, 0 0;
  }
  to {
    background-position: 56px 56px, 56px 56px;
  }
}

@keyframes orb-breathe {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.85;
  }
  50% {
    transform: scale(1.08);
    opacity: 1;
  }
}

@keyframes signal-pulse {
  0% {
    transform: scale(0.92);
    opacity: 0.55;
  }
  70% {
    transform: scale(1.06);
    opacity: 0;
  }
  100% {
    transform: scale(1.06);
    opacity: 0;
  }
}

@keyframes preview-settle {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes code-soft-glow {
  0%,
  100% {
    text-shadow: 0 0 0 transparent;
  }
  50% {
    text-shadow: 0 0 18px rgba(0, 102, 255, 0.22);
  }
}

@keyframes status-dot {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(34, 197, 94, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

@keyframes status-sheen {
  0% {
    left: -45%;
  }
  45%,
  100% {
    left: 120%;
  }
}

@media (max-width: 900px) {
  .site-nav__links {
    display: none;
  }

  .section__inner--split,
  .steps,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .hero {
    align-items: center;
    padding-bottom: 72px;
  }

  .hero__signal {
    opacity: 0.45;
    right: -8%;
    top: 18%;
  }
}

@media (max-width: 560px) {
  .hero__actions {
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero__mesh,
  .hero__orb,
  .hero__signal span,
  .hero__brand,
  .hero__headline,
  .hero__lede,
  .hero__actions,
  .why__visual.is-visible .room-preview,
  .why__visual.is-visible .room-preview__code,
  .why__visual.is-visible .room-preview__members i,
  .why__visual.is-visible .room-preview__status::after {
    animation: none !important;
  }

  .reveal,
  .why__list li {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .steps__item::after {
    width: 42%;
    transition: none;
  }

  .btn:hover,
  .room-preview:hover {
    transform: none;
  }

  .site-nav__links a::after {
    transition: none;
  }
}