.install-guide {
  padding-top: 68px;
}

.install-heading {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  align-items: end;
  gap: 55px;
  margin-bottom: 34px;
}

.install-heading h2 {
  margin: 0;
  font-size: 38px;
  line-height: 1.35;
}

.install-heading > p {
  margin: 0;
  color: var(--muted);
}

.install-heading strong {
  color: var(--green);
}

.install-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.install-steps article {
  min-height: 340px;
  padding: 22px;
  border: 1px solid #e3ddcf;
  border-radius: 20px;
  background: #fffdf8;
}

.install-steps .xiaomi-step {
  border-color: #e4c98f;
  background: #fff7e5;
}

.install-number {
  display: block;
  color: #9b7b43;
  font-size: 12px;
  letter-spacing: .12em;
}

.install-symbol {
  width: 72px;
  height: 72px;
  display: grid;
  place-items: center;
  margin: 25px 0 28px;
  border-radius: 22px;
  background: #e7efe9;
  color: var(--green);
  font-size: 35px;
  font-weight: 800;
}

.shield-symbol {
  border-radius: 36px 36px 28px 28px;
}

.menu-symbol {
  background: #f3dfb5;
  color: #8a611f;
}

.app-symbol {
  background: var(--green);
  color: white;
  font-family: serif;
  transform: rotate(-4deg);
}

.install-steps h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.install-steps p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.install-note {
  display: flex;
  gap: 18px;
  margin-top: 18px;
  padding: 17px 20px;
  border-radius: 14px;
  background: #e9f0e9;
  color: #5d6d64;
  font-size: 14px;
}

.install-note strong,
.install-note b {
  color: var(--green);
}

@media (max-width: 1000px) {
  .install-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .install-steps article {
    min-height: 300px;
  }
}

@media (max-width: 720px) {
  .install-heading,
  .install-steps {
    grid-template-columns: 1fr;
  }

  .install-heading {
    gap: 18px;
  }

  .install-heading h2 {
    font-size: 31px;
  }

  .install-steps article {
    min-height: 0;
  }

  .install-symbol {
    width: 58px;
    height: 58px;
    margin: 18px 0;
    border-radius: 18px;
    font-size: 28px;
  }

  .install-note {
    flex-direction: column;
    gap: 4px;
  }
}

/* 2026-09 官网信息层级优化 */
.phone-progress {
  padding: 14px 15px;
  border-radius: 16px;
}

.phone-progress > small {
  font-size: 9px;
}

.phone-progress h2 {
  margin: 8px 0 10px;
  font-size: 17px;
  line-height: 1.42;
}

.progress-line {
  font-size: 9px;
}

.progress-line b {
  font-size: 18px;
}

.hero-copy > h1:first-child {
  margin-top: 0;
}

.hero-main-actions {
  gap: 12px;
}

.hero-main-actions .button {
  min-width: 190px;
}

.lifetime-hero-button {
  border-color: #e0bb69;
  background: #f0cf82;
  color: var(--green);
  box-shadow: 0 10px 24px #8b682221;
}

.lifetime-hero-button:hover {
  background: #e7c16a;
}

.lifetime-hero-button span {
  font-size: 19px;
}

.lifetime-hero-button i {
  font-style: normal;
  font-size: 13px;
}

.hero-copy .download-meta {
  margin: 13px 0 0;
}

.cat-feature {
  min-height: 380px;
}

.cat-walk-stage {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 20px;
  height: 126px;
  overflow: hidden;
  border-radius: 15px;
  background: linear-gradient(180deg, #fffaf066, #ead8b226), url('/assets/house.png') center 66% / cover no-repeat;
  box-shadow: inset 0 0 0 1px #eadcc4;
}

.cat-walk-stage > span {
  position: absolute;
  z-index: 3;
  left: 10px;
  top: 9px;
  padding: 3px 8px;
  border-radius: 99px;
  background: #fffaf0e6;
  color: #7f6744;
  font-size: 9px;
}

.cat-feature .walking-cat {
  position: absolute;
  z-index: 2;
  left: 0;
  bottom: 0;
  width: 102px;
  height: 92px;
  animation: feature-cat-patrol 12s ease-in-out infinite alternate;
}

.cat-feature .walking-cat img {
  position: static;
  width: 100%;
  height: 100%;
  display: block;
  margin: 0;
  object-fit: contain;
  filter: drop-shadow(0 5px 5px #6f4f2830);
}

.pricing {
  max-width: 1160px;
  margin-top: 18px;
  padding-top: 62px;
  padding-bottom: 62px;
}

.pricing .center-heading {
  margin-bottom: 30px;
}

.pricing .price-card {
  padding: 28px 30px;
}

.pricing .price {
  font-size: 52px;
  line-height: 1.35;
}

.pricing .price-card li {
  line-height: 2.15;
}

@keyframes feature-cat-patrol {
  0% { left: 2%; transform: scaleX(1); }
  48% { left: calc(100% - 106px); transform: scaleX(1); }
  52% { left: calc(100% - 106px); transform: scaleX(-1); }
  100% { left: 2%; transform: scaleX(-1); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cat-feature .walking-cat { left: calc(50% - 51px); animation: none; }
}

@media (max-width: 720px) {
  .hero-main-actions {
    align-items: stretch;
  }

  .hero-main-actions .button {
    flex: 1;
    min-width: 0;
    padding: 15px 12px;
    gap: 8px;
    white-space: nowrap;
  }

  .cat-feature {
    min-height: 330px;
  }

  .cat-walk-stage {
    left: 18px;
    right: 18px;
  }

  .pricing {
    margin-top: 0;
  }
}

/* 2026-09-24 首屏与功能卡片比例优化 */
.landing-hero {
  padding-top: 42px;
  padding-bottom: 58px;
}

.hero-visual {
  max-width: 455px;
  padding: 22px 48px 0;
  border-radius: 46% 46% 18px 18px;
}

.visual-caption {
  margin-bottom: 12px;
}

.phone {
  width: 252px;
  padding: 20px 12px 12px;
  border-width: 6px;
  border-bottom: 0;
  border-radius: 32px 32px 0 0;
}

.phone-top {
  margin-bottom: 10px;
}

.phone-top img {
  width: 29px;
}

.phone-progress {
  padding: 11px 13px;
  border-radius: 14px;
}

.phone-progress h2 {
  margin: 5px 0 7px;
  font-size: 15px;
  line-height: 1.38;
}

.progress-line b {
  font-size: 16px;
}

.phone-week {
  margin: 9px 0;
  padding: 8px 4px;
  line-height: 1.75;
}

.phone-week span {
  padding: 0 6px;
}

.phone-med {
  margin-top: 6px;
  padding: 7px;
}

.phone-cat-room {
  height: 68px;
  margin-top: 8px;
}

.phone-cat-room img {
  width: 62px;
}

.floating-note {
  bottom: 24px;
  left: -28px;
  padding: 9px 14px;
}

.floating-note > span {
  font-size: 27px;
}

.floating-note strong {
  font-size: 14px;
}

.feature-grid article {
  padding: 24px;
}

.feature-grid h3 {
  margin: 16px 0 10px;
}

.feature-grid p {
  line-height: 1.7;
}

.cat-feature {
  min-height: 310px;
}

.cat-walk-stage {
  left: 20px;
  right: 20px;
  bottom: 18px;
  height: 92px;
}

.cat-feature .walking-cat {
  width: 84px;
  height: 76px;
}

.cat-calendar-preview {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 7px;
  padding-top: 13px;
}

.cat-calendar-preview span {
  min-width: 0;
  height: 78px;
  display: grid;
  grid-template-rows: 16px 1fr;
  place-items: center;
  padding: 5px 2px 3px;
  border-radius: 13px;
  background: #eaf4ef;
}

.cat-calendar-preview b {
  color: #67776f;
  font-size: 10px;
}

.cat-calendar-preview img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 3px 4px #7c53251a);
}

.cat-calendar-preview .missed {
  background: #fff0ec;
}

.cat-calendar-preview .planned {
  background: #f4f3ed;
}

.cat-calendar-preview small {
  color: #89948e;
  font-size: 9px;
}

@media (max-width: 720px) {
  .landing-hero {
    padding-top: 28px;
    padding-bottom: 46px;
  }

  .hero-visual {
    max-width: 370px;
    padding: 20px 34px 0;
  }

  .cat-feature {
    min-height: 300px;
  }

  .cat-calendar-preview span {
    height: 70px;
  }

  .cat-calendar-preview img {
    width: 45px;
    height: 45px;
  }
}