:root {
  --blue: #075ef2;
  --blue-2: #0d72ff;
  --deep: #061d42;
  --text: #0a2146;
  --muted: #5f7190;
  --line: rgba(12, 67, 140, 0.14);
  --card: rgba(255, 255, 255, 0.88);
  --shadow: 0 18px 45px rgba(15, 63, 126, 0.12);
  --max: 1560px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
  background: #f6faff;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(24px, 3.5vw, 48px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 330px;
  color: #071e43;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand img {
  width: 48px;
  height: 48px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(32px, 4.2vw, 70px);
  font-size: 20px;
  font-weight: 700;
}

.nav a {
  position: relative;
  padding: 29px 0 24px;
}

.nav a.active,
.nav a:hover {
  color: var(--blue);
}

.nav a.active::after,
.nav a:hover::after {
  position: absolute;
  left: 50%;
  bottom: 8px;
  width: 42px;
  height: 4px;
  content: "";
  border-radius: 999px;
  background: var(--blue);
  transform: translateX(-50%);
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 52px;
  border-radius: 14px;
  font-size: 20px;
  font-weight: 800;
  white-space: nowrap;
}

.header-cta {
  min-width: 140px;
  padding: 0 28px;
  color: #fff;
  background: linear-gradient(180deg, #117cff 0%, #0049cf 100%);
  border-radius: 28px;
  box-shadow: 0 12px 24px rgba(0, 84, 210, 0.24);
}

.section {
  position: relative;
  min-height: calc(100vh - 80px);
  overflow: hidden;
  padding: 54px 0 60px;
  background:
    linear-gradient(105deg, rgba(255, 255, 255, 0.96) 0%, rgba(246, 251, 255, 0.92) 46%, rgba(233, 244, 255, 0.9) 100%),
    radial-gradient(circle at 77% 28%, rgba(27, 117, 255, 0.12), transparent 34%);
}

@media (min-width: 1025px) {
  html {
    scroll-snap-type: y mandatory;
  }

  .section {
    height: calc(100vh - 80px);
    scroll-snap-align: start;
    scroll-snap-stop: always;
    padding: clamp(24px, 3.1vh, 34px) 0 0;
  }

  .hero-grid,
  .split-layout {
    gap: clamp(24px, 2.5vw, 42px);
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(48px, 3.9vw, 68px);
  }

  .copy-block h3 {
    margin-top: 18px;
    font-size: clamp(30px, 2.55vw, 44px);
  }

  .lead {
    margin-top: 18px;
    font-size: clamp(17px, 1.25vw, 22px);
    line-height: 1.6;
  }

  .actions {
    margin-top: 22px;
  }

  .quick-nav {
    margin-top: 18px;
    padding: 18px 28px;
  }

  .hero-art img {
    max-height: 40vh;
    object-fit: contain;
  }

  .home-cards {
    gap: 30px;
    margin-top: clamp(18px, 2.3vh, 28px);
  }

  .feature-card {
    min-height: 246px;
    padding: 18px 24px 16px;
  }

  .feature-card h2 {
    font-size: 23px;
  }

  .feature-card ul {
    font-size: 16px;
    line-height: 1.8;
  }

  .bottom-bar {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    min-height: clamp(64px, 8.5vh, 80px);
    margin-top: 0;
  }

  .hero-section {
    padding-bottom: clamp(76px, 9.8vh, 94px);
  }

  .miniapp-section .wide-art img {
    max-height: 48vh;
    object-fit: contain;
  }

  .scan-card {
    margin-top: 34px;
  }

  .tool-cards {
    margin-top: 18px;
  }

  .tool-cards article {
    min-height: 106px;
    padding: 18px 24px;
  }

  .tool-cards strong {
    font-size: 21px;
  }

  .tool-cards p {
    font-size: 16px;
  }

  .metric-strip {
    margin-top: 16px;
    padding: 13px 30px;
    font-size: 18px;
  }

  .wechat-section,
  .handbook-section {
    padding-bottom: clamp(76px, 9.8vh, 94px);
  }

  .wechat-art > img {
    max-height: 58vh;
    object-fit: contain;
  }

  .benefits,
  .contact-points,
  .mini-features {
    margin-top: 38px;
  }

  .handbook-art img {
    max-height: 50vh;
    object-fit: contain;
  }

  .handbook-cards {
    gap: 24px;
    margin-top: 18px;
  }

  .handbook-cards article {
    padding: 14px 16px;
  }

  .handbook-cards h4 {
    margin-bottom: 10px;
    font-size: 18px;
  }

  .handbook-cards img {
    max-height: 20vh;
    object-fit: cover;
  }

  .contact-section {
    padding-bottom: 0;
  }

  .contact-card img {
    max-height: 48vh;
    object-fit: contain;
  }

  .contact-stats {
    margin-top: 42px;
    padding: 22px 36px;
  }
}

.section::before {
  position: absolute;
  inset: auto -8% 0 -8%;
  height: 45%;
  content: "";
  pointer-events: none;
  background:
    linear-gradient(170deg, transparent 42%, rgba(8, 97, 218, 0.06) 43%, transparent 47%),
    linear-gradient(160deg, transparent 50%, rgba(8, 97, 218, 0.05) 51%, transparent 55%);
}

.section-inner {
  position: relative;
  z-index: 1;
  width: min(var(--max), calc(100% - 108px));
  margin: 0 auto;
}

.hero-grid,
.split-layout {
  display: grid;
  grid-template-columns: minmax(460px, 0.82fr) minmax(560px, 1.18fr);
  align-items: center;
  gap: 42px;
}

.copy-block h1,
.copy-block h2 {
  margin: 0;
  color: var(--deep);
  font-size: clamp(52px, 4.3vw, 76px);
  line-height: 1.18;
  font-weight: 900;
}

.copy-block h3 {
  margin: 24px 0 0;
  color: var(--deep);
  font-size: clamp(32px, 2.9vw, 48px);
  line-height: 1.25;
  font-weight: 900;
}

.copy-block span,
.copy-block h2 span,
.copy-block h3 span {
  color: var(--blue);
}

.lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: #314666;
  font-size: clamp(18px, 1.45vw, 24px);
  line-height: 1.75;
  font-weight: 500;
}

.actions {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  min-width: 194px;
  padding: 0 30px;
  border: 1px solid var(--blue);
}

.btn.primary {
  color: #fff;
  background: linear-gradient(180deg, #147aff 0%, #004fd3 100%);
  box-shadow: 0 12px 24px rgba(0, 84, 210, 0.18);
}

.btn.secondary {
  color: var(--blue);
  background: rgba(255, 255, 255, 0.78);
}

.quick-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: 550px;
  margin-top: 24px;
  padding: 24px 30px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.74);
  box-shadow: 0 10px 30px rgba(19, 70, 127, 0.06);
}

.quick-nav div {
  display: grid;
  justify-items: center;
  gap: 10px;
  font-size: 16px;
  color: #18345a;
}

.line-icon {
  position: relative;
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--blue);
  border: 3px solid currentColor;
  border-radius: 9px;
}

.line-icon::before,
.line-icon::after {
  position: absolute;
  content: "";
}

.line-icon.document::before {
  width: 18px;
  height: 3px;
  background: currentColor;
  box-shadow: 0 8px 0 currentColor, 0 16px 0 currentColor;
}

.line-icon.project::before {
  width: 24px;
  height: 18px;
  border-left: 4px solid currentColor;
  border-bottom: 4px solid currentColor;
}

.line-icon.project::after {
  width: 22px;
  height: 14px;
  border-top: 4px solid currentColor;
  border-right: 4px solid currentColor;
  transform: rotate(-18deg);
}

.line-icon.calc::before {
  width: 6px;
  height: 6px;
  background: currentColor;
  box-shadow: 12px 0 0 currentColor, 0 12px 0 currentColor, 12px 12px 0 currentColor;
}

.line-icon.resource::before,
.line-icon.stack::before {
  width: 24px;
  height: 18px;
  border: 4px solid currentColor;
  border-radius: 5px;
  box-shadow: 8px 8px 0 -3px #fff, 8px 8px 0 0 currentColor;
}

.line-icon.sigma::before {
  content: "Σ";
  position: static;
  font-size: 32px;
  font-weight: 900;
}

.line-icon.search {
  border-radius: 50%;
}

.line-icon.search::after {
  right: -7px;
  bottom: -5px;
  width: 14px;
  height: 4px;
  background: currentColor;
  border-radius: 4px;
  transform: rotate(45deg);
}

.line-icon.shield {
  border-radius: 50% 50% 42% 42%;
}

.line-icon.shield::before {
  width: 14px;
  height: 8px;
  border-left: 4px solid currentColor;
  border-bottom: 4px solid currentColor;
  transform: rotate(-45deg);
}

.hero-art img,
.wide-art img,
.wechat-art > img,
.handbook-art img,
.contact-card img {
  width: 100%;
  filter: drop-shadow(0 26px 34px rgba(7, 38, 86, 0.12));
}

.home-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 34px;
  margin-top: 42px;
}

.feature-card,
.tool-cards article,
.handbook-cards article,
.contact-stats,
.scan-card {
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.feature-card {
  min-height: 288px;
  padding: 24px 28px 22px;
  border-radius: 18px;
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 12px;
  align-items: center;
}

.feature-card h2 {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--deep);
  font-size: 26px;
}

.feature-card img {
  width: 100%;
  border-radius: 10px;
}

.feature-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
  color: #1c3760;
  font-size: 18px;
  line-height: 2;
  font-weight: 700;
}

.feature-card li::before {
  display: inline-block;
  width: 16px;
  height: 16px;
  margin-right: 9px;
  content: "";
  vertical-align: -2px;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%, #fff 0 22%, transparent 24%), var(--blue);
}

.bottom-bar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  min-height: 80px;
  margin-top: 34px;
  color: #fff;
  background: linear-gradient(90deg, #002b62 0%, #061d42 52%, #00326f 100%);
  font-size: 28px;
  font-weight: 900;
}

.bottom-bar a {
  min-width: 130px;
  padding: 12px 26px;
  color: var(--blue);
  background: #fff;
  border-radius: 8px;
  font-size: 16px;
}

.bottom-bar a + a {
  color: #fff;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.miniapp-section .split-layout {
  grid-template-columns: minmax(470px, 0.62fr) minmax(720px, 1.38fr);
}

.scan-card {
  display: inline-grid;
  grid-template-columns: 136px 1fr 34px;
  align-items: center;
  gap: 28px;
  min-width: 380px;
  margin-top: 54px;
  padding: 18px;
  border-radius: 10px;
}

.scan-card img {
  width: 136px;
  border-radius: 6px;
}

.scan-card strong,
.scan-card span {
  display: block;
  color: var(--deep);
  font-size: 22px;
  line-height: 1.75;
}

.scan-card b {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 26px;
  line-height: 1;
}

.wide-art {
  align-self: end;
}

.phone-labels {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin-top: -12px;
  color: var(--blue);
  font-size: 18px;
  font-weight: 800;
  text-align: center;
}

.tool-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.tool-cards article {
  display: grid;
  grid-template-columns: 60px 1fr;
  align-items: center;
  gap: 16px;
  min-height: 128px;
  padding: 22px 28px;
  border-radius: 8px;
}

.tool-cards strong {
  display: block;
  color: var(--deep);
  font-size: 24px;
}

.tool-cards p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0;
  margin-top: 26px;
  padding: 16px 30px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  color: #1a3b68;
  font-size: 20px;
  font-weight: 700;
  text-align: center;
}

.metric-strip span + span {
  border-left: 1px solid rgba(7, 45, 90, 0.16);
}

.wechat-section .split-layout {
  grid-template-columns: minmax(590px, 0.95fr) minmax(650px, 1.05fr);
}

.benefits,
.contact-points,
.mini-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 62px;
}

.benefits article,
.contact-points article,
.mini-features article {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 14px;
  align-items: center;
  min-width: 0;
}

.benefits p,
.contact-points p,
.mini-features p {
  grid-column: 2;
  margin: -8px 0 0;
  color: var(--muted);
  font-size: 16px;
}

.benefits strong,
.contact-points strong,
.mini-features strong {
  color: var(--deep);
  font-size: 20px;
}

.solid-icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  color: #fff;
  background: linear-gradient(180deg, #247eff, #0053df);
  border-radius: 16px;
  font-size: 24px;
  font-weight: 900;
}

.wechat-art {
  position: relative;
}

.wechat-qr {
  position: absolute;
  right: 4%;
  bottom: 0;
  width: 220px;
  padding: 18px 18px 20px;
  color: #fff;
  text-align: center;
  background: linear-gradient(180deg, #197cff 0%, #0648c7 100%);
  border: 14px solid rgba(255, 255, 255, 0.96);
  border-radius: 24px;
  box-shadow: 0 18px 38px rgba(0, 55, 133, 0.24);
}

.wechat-qr img {
  width: 150px;
  margin: 0 auto 12px;
  border-radius: 5px;
}

.wechat-qr span {
  font-size: 18px;
  line-height: 1.35;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 26px;
  padding: 8px 16px;
  color: var(--blue);
  background: rgba(14, 110, 255, 0.12);
  border-radius: 6px;
  font-size: 18px;
  font-weight: 800;
}

.handbook-hero {
  grid-template-columns: minmax(610px, 0.9fr) minmax(620px, 1.1fr);
}

.mini-features {
  grid-template-columns: repeat(4, minmax(130px, 1fr));
  gap: 24px;
  margin-top: 42px;
}

.handbook-cards {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 30px;
  margin-top: 28px;
}

.handbook-cards article {
  padding: 20px 18px 18px;
  border-radius: 10px;
}

.handbook-cards h4 {
  margin: 0 0 14px;
  color: var(--deep);
  font-size: 21px;
  text-align: center;
}

.handbook-cards img {
  width: 100%;
  border-radius: 10px;
  box-shadow: 0 10px 20px rgba(18, 57, 106, 0.08);
}

.contact-section {
  display: grid;
  align-content: center;
}

.contact-bg {
  position: absolute;
  right: 0;
  top: 78px;
  width: min(46vw, 660px);
  opacity: 0.9;
  pointer-events: none;
}

.contact-section .split-layout {
  grid-template-columns: minmax(640px, 1fr) minmax(420px, 0.68fr);
}

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

.contact-card {
  justify-self: center;
  width: min(430px, 100%);
  padding: 0;
  border-radius: 22px;
}

.contact-card img {
  border-radius: 22px;
}

.contact-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 62px;
  padding: 28px 38px;
  border-radius: 14px;
}

.contact-stats article {
  display: grid;
  justify-content: center;
  gap: 8px;
  text-align: left;
}

.contact-stats article + article {
  border-left: 1px solid rgba(7, 45, 90, 0.18);
}

.contact-stats strong {
  color: var(--deep);
  font-size: 20px;
}

.contact-stats span {
  color: var(--blue);
  font-size: 30px;
  font-weight: 900;
}

@media (max-width: 1024px) {
  .site-header {
    height: 72px;
  }

  .brand {
    min-width: 270px;
    font-size: 22px;
  }

  .nav {
    gap: 28px;
    font-size: 17px;
  }

  .section-inner {
    width: min(1120px, calc(100% - 52px));
  }

  .hero-grid,
  .split-layout,
  .miniapp-section .split-layout,
  .wechat-section .split-layout,
  .handbook-hero,
  .contact-section .split-layout {
    grid-template-columns: 1fr;
  }

  .hero-art,
  .wide-art,
  .wechat-art,
  .handbook-art,
  .contact-card {
    max-width: 900px;
    margin: 0 auto;
  }

  .home-cards,
  .tool-cards,
  .handbook-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .benefits,
  .mini-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 760px) {
  .site-header {
    height: auto;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px 18px;
  }

  .brand {
    min-width: auto;
    font-size: 19px;
  }

  .brand img {
    width: 38px;
    height: 38px;
  }

  .nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    gap: 22px;
    overflow-x: auto;
    font-size: 15px;
  }

  .nav a {
    padding: 8px 0 12px;
  }

  .header-cta {
    min-width: auto;
    min-height: 40px;
    padding: 0 16px;
    font-size: 15px;
  }

  .section {
    padding: 38px 0 42px;
  }

  .section-inner {
    width: calc(100% - 28px);
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: 38px;
  }

  .copy-block h3 {
    font-size: 27px;
  }

  .lead {
    font-size: 17px;
  }

  .quick-nav,
  .home-cards,
  .tool-cards,
  .handbook-cards,
  .benefits,
  .mini-features,
  .contact-points,
  .contact-stats,
  .metric-strip,
  .phone-labels {
    grid-template-columns: 1fr;
  }

  .feature-card {
    grid-template-columns: 1fr;
  }

  .scan-card {
    grid-template-columns: 110px 1fr;
    min-width: 0;
    width: 100%;
  }

  .scan-card img {
    width: 110px;
  }

  .scan-card b {
    display: none;
  }

  .wechat-qr {
    position: static;
    width: 220px;
    margin: 18px auto 0;
  }

  .bottom-bar {
    flex-direction: column;
    gap: 14px;
    padding: 24px 18px;
    text-align: center;
    font-size: 24px;
  }

  .contact-bg {
    width: 80vw;
    opacity: 0.28;
  }

  .contact-stats article + article,
  .metric-strip span + span {
    border-left: 0;
    border-top: 1px solid rgba(7, 45, 90, 0.16);
    padding-top: 14px;
  }
}

@media (min-width: 1025px) {
  .section {
    height: calc(100vh - 80px);
    padding: clamp(22px, 3vh, 32px) 0 0;
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(48px, 3.8vw, 66px);
  }

  .copy-block h3 {
    margin-top: 16px;
    font-size: clamp(30px, 2.45vw, 42px);
  }

  .lead {
    margin-top: 16px;
    font-size: clamp(17px, 1.2vw, 21px);
    line-height: 1.55;
  }

  .actions {
    margin-top: 20px;
  }

  .quick-nav {
    margin-top: 16px;
    padding: 16px 26px;
  }

  .hero-section,
  .wechat-section,
  .handbook-section {
    padding-bottom: clamp(70px, 9vh, 84px);
  }

  .bottom-bar {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    min-height: clamp(64px, 8vh, 76px);
    margin-top: 0;
    font-size: 26px;
  }

  .hero-grid {
    grid-template-columns: minmax(450px, 0.82fr) minmax(560px, 1.18fr);
  }

  .hero-art img {
    max-height: 39vh;
    object-fit: contain;
  }

  .home-cards {
    gap: 26px;
    margin-top: clamp(16px, 2vh, 22px);
  }

  .feature-card {
    min-height: 216px;
    padding: 14px 20px;
    gap: 8px;
  }

  .feature-card h2 {
    font-size: 21px;
  }

  .feature-card ul {
    font-size: 15px;
    line-height: 1.65;
  }

  .miniapp-section .wide-art img {
    max-height: 47vh;
    object-fit: contain;
  }

  .scan-card {
    margin-top: 30px;
  }

  .tool-cards {
    gap: 18px;
    margin-top: 16px;
  }

  .tool-cards article {
    min-height: 96px;
    padding: 16px 22px;
  }

  .tool-cards strong {
    font-size: 20px;
  }

  .tool-cards p {
    font-size: 15px;
  }

  .metric-strip {
    margin-top: 14px;
    padding: 12px 28px;
    font-size: 17px;
  }

  .wechat-art > img {
    max-height: 57vh;
    object-fit: contain;
  }

  .benefits,
  .contact-points,
  .mini-features {
    margin-top: 34px;
  }

  .handbook-art img {
    max-height: 48vh;
    object-fit: contain;
  }

  .eyebrow {
    margin-bottom: 18px;
  }

  .handbook-cards {
    gap: 22px;
    margin-top: 14px;
  }

  .handbook-cards article {
    padding: 12px 14px;
  }

  .handbook-cards h4 {
    margin-bottom: 8px;
    font-size: 17px;
  }

  .handbook-cards img {
    max-height: 18vh;
    object-fit: cover;
  }

  .contact-section {
    padding-bottom: 0;
  }

  .contact-card img {
    max-height: 48vh;
    object-fit: contain;
  }

  .contact-stats {
    margin-top: 38px;
    padding: 20px 34px;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  html {
    scroll-padding-top: 68px;
  }

  .site-header {
    height: 68px;
    padding-inline: 34px;
  }

  .brand {
    min-width: 285px;
    gap: 14px;
    font-size: 23px;
  }

  .brand img {
    width: 42px;
    height: 42px;
  }

  .nav {
    gap: clamp(24px, 3vw, 42px);
    font-size: 17px;
  }

  .nav a {
    padding: 23px 0 18px;
  }

  .header-cta {
    min-width: 126px;
    min-height: 44px;
    padding-inline: 22px;
    font-size: 17px;
  }

  .section {
    height: calc(100vh - 68px);
    padding-top: 18px;
  }

  .section-inner {
    width: min(var(--max), calc(100% - 72px));
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(38px, 3.5vw, 50px);
  }

  .copy-block h3 {
    margin-top: 10px;
    font-size: clamp(24px, 2.4vw, 32px);
  }

  .lead {
    margin-top: 10px;
    font-size: 16px;
    line-height: 1.45;
  }

  .actions {
    gap: 18px;
    margin-top: 14px;
  }

  .btn {
    min-width: 154px;
    min-height: 42px;
    padding-inline: 22px;
    font-size: 16px;
  }

  .quick-nav {
    max-width: 500px;
    margin-top: 12px;
    padding: 12px 22px;
  }

  .quick-nav div {
    gap: 6px;
    font-size: 14px;
  }

  .line-icon {
    width: 34px;
    height: 34px;
    border-width: 2px;
  }

  .hero-art img {
    max-height: 34vh;
  }

  .home-cards {
    gap: 18px;
    margin-top: 12px;
  }

  .feature-card {
    min-height: 170px;
    padding: 10px 14px;
  }

  .feature-card h2 {
    font-size: 18px;
  }

  .feature-card ul {
    font-size: 13px;
    line-height: 1.45;
  }

  .bottom-bar {
    min-height: 56px;
    font-size: 22px;
  }

  .bottom-bar a {
    padding: 8px 20px;
    font-size: 14px;
  }

  .hero-section,
  .wechat-section,
  .handbook-section {
    padding-bottom: 62px;
  }

  .scan-card {
    grid-template-columns: 96px 1fr 28px;
    min-width: 310px;
    gap: 18px;
    margin-top: 22px;
    padding: 12px;
  }

  .scan-card img {
    width: 96px;
  }

  .scan-card strong,
  .scan-card span {
    font-size: 17px;
  }

  .miniapp-section .wide-art img {
    max-height: 40vh;
  }

  .phone-labels {
    margin-top: -6px;
    font-size: 14px;
  }

  .tool-cards {
    gap: 14px;
    margin-top: 10px;
  }

  .tool-cards article {
    grid-template-columns: 42px 1fr;
    min-height: 74px;
    padding: 10px 14px;
  }

  .tool-cards strong {
    font-size: 17px;
  }

  .tool-cards p {
    margin-top: 4px;
    font-size: 13px;
  }

  .metric-strip {
    margin-top: 10px;
    padding: 8px 22px;
    font-size: 15px;
  }

  .wechat-art > img {
    max-height: 46vh;
  }

  .wechat-qr {
    width: 168px;
    padding: 12px;
    border-width: 10px;
    border-radius: 18px;
  }

  .wechat-qr img {
    width: 112px;
  }

  .wechat-qr span {
    font-size: 14px;
  }

  .benefits,
  .contact-points,
  .mini-features {
    gap: 16px;
    margin-top: 22px;
  }

  .benefits article,
  .contact-points article,
  .mini-features article {
    grid-template-columns: 46px 1fr;
  }

  .solid-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    font-size: 18px;
  }

  .benefits strong,
  .contact-points strong,
  .mini-features strong {
    font-size: 17px;
  }

  .benefits p,
  .contact-points p,
  .mini-features p {
    font-size: 13px;
  }

  .eyebrow {
    margin-bottom: 10px;
    padding: 6px 12px;
    font-size: 15px;
  }

  .handbook-art img {
    max-height: 39vh;
  }

  .handbook-cards {
    gap: 16px;
    margin-top: 10px;
  }

  .handbook-cards article {
    padding: 9px 10px;
  }

  .handbook-cards h4 {
    margin-bottom: 6px;
    font-size: 15px;
  }

  .handbook-cards img {
    max-height: 15vh;
  }

  .contact-card img {
    max-height: 42vh;
  }

  .contact-stats {
    margin-top: 24px;
    padding: 14px 26px;
  }

  .contact-stats strong {
    font-size: 17px;
  }

  .contact-stats span {
    font-size: 24px;
  }
}

/* Final desktop composition pass: tighter typography, cleaner icons, replaceable phone assets. */
.phone-gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: end;
  gap: clamp(12px, 1.5vw, 22px);
}

.phone-gallery img {
  width: 100%;
  filter: drop-shadow(0 20px 24px rgba(7, 38, 86, 0.14));
}

@media (min-width: 1025px) {
  .site-header {
    height: 74px;
    padding-inline: clamp(28px, 3.2vw, 48px);
  }

  html {
    scroll-padding-top: 74px;
  }

  .brand {
    min-width: 330px;
    gap: 14px;
    font-size: 24px;
  }

  .brand img {
    width: 46px;
    height: 46px;
  }

  .nav {
    gap: clamp(24px, 3.2vw, 54px);
    font-size: 18px;
  }

  .nav a {
    padding: 25px 0 21px;
  }

  .header-cta {
    min-width: 128px;
    min-height: 48px;
    padding-inline: 24px;
    font-size: 17px;
  }

  .section {
    height: calc(100vh - 74px);
    min-height: 0;
    padding-top: clamp(22px, 3vh, 30px);
    background:
      linear-gradient(105deg, rgba(255, 255, 255, 0.98) 0%, rgba(247, 251, 255, 0.95) 48%, rgba(236, 246, 255, 0.93) 100%),
      radial-gradient(circle at 80% 28%, rgba(20, 113, 255, 0.09), transparent 34%);
  }

  .section::before {
    opacity: 0.65;
  }

  .section-inner {
    width: min(1500px, calc(100% - 88px));
  }

  .hero-grid,
  .split-layout {
    gap: clamp(28px, 4vw, 64px);
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(46px, 3.25vw, 58px);
    line-height: 1.12;
    letter-spacing: 0;
  }

  .hero-section .copy-block h1 {
    max-width: 700px;
  }

  .wechat-section .copy-block h2 {
    max-width: 700px;
  }

  .copy-block h3 {
    margin-top: 16px;
    font-size: clamp(27px, 2.2vw, 38px);
    line-height: 1.18;
  }

  .lead {
    max-width: 720px;
    margin-top: 14px;
    font-size: clamp(16px, 1.15vw, 19px);
    line-height: 1.55;
  }

  .btn {
    min-width: 166px;
    min-height: 46px;
    padding-inline: 24px;
    border-radius: 12px;
    font-size: 17px;
  }

  .line-icon,
  .solid-icon {
    width: 42px;
    height: 42px;
    color: var(--blue);
    background: rgba(13, 105, 255, 0.08);
    border: 2px solid currentColor;
    border-radius: 11px;
    box-shadow: none;
    font-size: 0;
  }

  .solid-icon::before {
    content: "";
    width: 18px;
    height: 18px;
    border: 3px solid currentColor;
    border-radius: 50%;
    box-shadow: 14px 8px 0 -5px currentColor, -14px 8px 0 -5px currentColor;
  }

  .quick-nav {
    max-width: 600px;
    padding: 14px 20px;
  }

  .quick-nav div {
    gap: 8px;
    font-size: 15px;
  }

  .hero-art img {
    max-height: 36vh;
  }

  .home-cards {
    gap: 22px;
    margin-top: 18px;
  }

  .feature-card {
    min-height: 190px;
    padding: 14px 18px;
    border-radius: 14px;
  }

  .feature-card h2 {
    font-size: 20px;
  }

  .feature-card ul {
    font-size: 14px;
    line-height: 1.55;
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(390px, 0.58fr) minmax(720px, 1.42fr);
  }

  .scan-card {
    grid-template-columns: 118px 1fr 30px;
    gap: 20px;
    min-width: 360px;
    margin-top: 34px;
    padding: 14px;
  }

  .scan-card img {
    width: 118px;
  }

  .scan-card strong,
  .scan-card span {
    font-size: 18px;
    line-height: 1.55;
  }

  .wide-art {
    align-self: center;
  }

  .miniapp-section .wide-art > img {
    display: none;
  }

  .phone-gallery {
    max-width: 760px;
    margin-left: auto;
  }

  .phone-gallery img {
    max-height: 39vh;
    object-fit: contain;
  }

  .phone-labels {
    max-width: 820px;
    margin: 4px 0 0 auto;
    gap: 10px;
    font-size: 15px;
    line-height: 1.25;
  }

  .tool-cards {
    gap: 16px;
    margin-top: 16px;
  }

  .tool-cards article {
    grid-template-columns: 48px 1fr;
    min-height: 88px;
    padding: 14px 18px;
  }

  .tool-cards strong {
    font-size: 19px;
  }

  .tool-cards p {
    margin-top: 4px;
    font-size: 14px;
    line-height: 1.35;
  }

  .metric-strip {
    margin-top: 12px;
    padding: 10px 28px;
    font-size: 16px;
  }

  .wechat-section .split-layout {
    grid-template-columns: minmax(560px, 0.9fr) minmax(620px, 1.1fr);
    min-height: calc(100% - 74px);
  }

  .wechat-art > img {
    max-height: 61vh;
  }

  .benefits {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
    margin-top: 38px;
  }

  .benefits article,
  .contact-points article,
  .mini-features article {
    grid-template-columns: 52px 1fr;
    gap: 12px;
  }

  .benefits strong,
  .contact-points strong,
  .mini-features strong {
    font-size: 18px;
  }

  .benefits p,
  .contact-points p,
  .mini-features p {
    margin-top: -5px;
    font-size: 14px;
    line-height: 1.35;
  }

  .wechat-qr {
    width: 190px;
    padding: 14px;
    border-width: 11px;
    border-radius: 20px;
  }

  .wechat-qr img {
    width: 126px;
  }

  .wechat-qr span {
    font-size: 15px;
  }

  .handbook-hero {
    grid-template-columns: minmax(560px, 0.9fr) minmax(610px, 1.1fr);
  }

  .eyebrow {
    margin-bottom: 14px;
    font-size: 16px;
  }

  .mini-features {
    gap: 20px;
    margin-top: 30px;
  }

  .handbook-art img {
    max-height: 43vh;
  }

  .handbook-cards {
    gap: 20px;
    margin-top: 14px;
  }

  .handbook-cards article {
    padding: 12px 14px;
    border-radius: 12px;
  }

  .handbook-cards h4 {
    margin-bottom: 8px;
    font-size: 17px;
  }

  .handbook-cards img {
    max-height: 15.5vh;
    object-fit: cover;
  }

  .contact-bg {
    top: 96px;
    right: 0;
    width: min(25vw, 360px);
    height: 62vh;
    object-fit: cover;
    object-position: center;
    opacity: 0.72;
    mix-blend-mode: multiply;
  }

  .contact-card {
    width: min(360px, 100%);
  }

  .contact-card img {
    max-height: 44vh;
  }

  .contact-stats {
    margin-top: 34px;
    padding: 18px 30px;
  }

  .contact-stats strong {
    font-size: 18px;
  }

  .contact-stats span {
    font-size: 27px;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  .site-header {
    height: 64px;
  }

  html {
    scroll-padding-top: 64px;
  }

  .section {
    height: calc(100vh - 64px);
    padding-top: 16px;
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(36px, 3.2vw, 46px);
  }

  .copy-block h3 {
    font-size: clamp(22px, 2vw, 30px);
  }

  .lead {
    font-size: 15px;
    line-height: 1.42;
  }

  .line-icon,
  .solid-icon {
    width: 34px;
    height: 34px;
    border-radius: 9px;
  }

  .phone-gallery {
    max-width: 680px;
  }

  .phone-gallery img {
    max-height: 37vh;
  }

  .feature-card {
    min-height: 156px;
  }

  .tool-cards article {
    min-height: 70px;
  }

  .handbook-art img {
    max-height: 36vh;
  }

  .handbook-cards img {
    max-height: 13vh;
  }

  .wechat-art > img {
    max-height: 49vh;
  }
}

.icon-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.icon {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  color: var(--blue);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.quick-nav .icon,
.tool-cards .icon,
.benefits .icon,
.mini-features .icon,
.contact-points .icon {
  padding: 8px;
  border: 2px solid rgba(7, 94, 242, 0.95);
  border-radius: 10px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(235, 244, 255, 0.86));
  box-shadow: 0 8px 18px rgba(8, 89, 219, 0.08);
}

@media (min-width: 1025px) {
  .section {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-top: 0;
  }

  .hero-section,
  .wechat-section,
  .handbook-section {
    padding-bottom: 76px;
  }

  .section-inner {
    width: min(1420px, calc(100% - 116px));
  }

  .hero-grid {
    grid-template-columns: minmax(610px, 0.92fr) minmax(600px, 1.08fr);
    gap: clamp(42px, 5vw, 86px);
  }

  .split-layout {
    grid-template-columns: minmax(520px, 0.9fr) minmax(620px, 1.1fr);
    gap: clamp(42px, 5vw, 82px);
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(42px, 3vw, 56px);
    line-height: 1.13;
  }

  .copy-block h3 {
    font-size: clamp(25px, 2vw, 34px);
    line-height: 1.2;
  }

  .hero-section .copy-block h1 {
    max-width: 680px;
  }

  .miniapp-section .copy-block h3 {
    max-width: 540px;
  }

  .wechat-section .copy-block h2 {
    max-width: 640px;
  }

  .handbook-section .copy-block h2,
  .contact-section .copy-block h2 {
    max-width: 620px;
  }

  .lead {
    max-width: 650px;
    font-size: clamp(15px, 1vw, 18px);
  }

  .actions {
    margin-top: 18px;
  }

  .quick-nav {
    max-width: 560px;
    margin-top: 18px;
    padding: 14px 20px;
  }

  .quick-nav div {
    gap: 7px;
    font-size: 14px;
  }

  .quick-nav strong,
  .tool-cards strong,
  .mini-features strong,
  .benefits strong,
  .contact-points strong {
    word-break: keep-all;
    overflow-wrap: normal;
  }

  .hero-art img {
    max-height: 35vh;
  }

  .home-cards {
    width: min(1420px, calc(100% - 116px));
    gap: 22px;
    margin-top: 18px;
  }

  .feature-card {
    min-height: 170px;
    padding: 14px 18px;
    grid-template-columns: 0.92fr 1fr;
  }

  .feature-card h2 {
    font-size: 19px;
  }

  .feature-card ul {
    font-size: 14px;
    line-height: 1.48;
  }

  .bottom-bar {
    min-height: 68px;
    font-size: 24px;
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(420px, 0.66fr) minmax(760px, 1.34fr);
  }

  .phone-gallery {
    max-width: 780px;
  }

  .phone-gallery img {
    max-height: 38vh;
  }

  .phone-labels {
    max-width: 840px;
    font-size: 15px;
  }

  .tool-cards {
    width: min(1420px, calc(100% - 116px));
    gap: 18px;
    margin-top: 18px;
  }

  .tool-cards article {
    grid-template-columns: 52px 1fr;
    min-height: 94px;
    padding: 16px 20px;
  }

  .tool-cards strong {
    font-size: 18px;
  }

  .tool-cards p {
    font-size: 14px;
  }

  .metric-strip {
    width: min(1420px, calc(100% - 116px));
  }

  .wechat-section .split-layout {
    grid-template-columns: minmax(560px, 0.95fr) minmax(650px, 1.05fr);
    align-items: center;
  }

  .wechat-art > img {
    max-height: 55vh;
  }

  .wechat-follow {
    position: absolute;
    right: 2%;
    bottom: 2%;
    display: grid;
    grid-template-columns: 74px 1fr;
    align-items: center;
    gap: 14px;
    width: min(360px, 48%);
    padding: 12px 16px;
    border: 1px solid rgba(10, 77, 174, 0.16);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 16px 34px rgba(10, 50, 105, 0.14);
    backdrop-filter: blur(10px);
  }

  .wechat-follow img {
    width: 74px;
    height: 74px;
    border-radius: 8px;
  }

  .wechat-follow strong {
    display: block;
    color: var(--deep);
    font-size: 17px;
    line-height: 1.25;
    word-break: keep-all;
  }

  .wechat-follow span {
    display: block;
    margin-top: 5px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.35;
  }

  .benefits {
    max-width: 680px;
    gap: 24px;
    margin-top: 34px;
  }

  .benefits article,
  .mini-features article,
  .contact-points article {
    grid-template-columns: 54px 1fr;
  }

  .handbook-hero {
    grid-template-columns: minmax(600px, 0.95fr) minmax(620px, 1.05fr);
  }

  .mini-features {
    max-width: 720px;
    gap: 22px;
    margin-top: 28px;
  }

  .mini-features strong {
    font-size: 17px;
  }

  .handbook-art img {
    max-height: 41vh;
  }

  .handbook-cards {
    width: min(1420px, calc(100% - 116px));
    gap: 20px;
    margin-top: 16px;
  }

  .handbook-cards h4 {
    font-size: 16px;
    white-space: nowrap;
  }

  .handbook-cards img {
    max-height: 14.5vh;
  }

  .contact-section .split-layout {
    grid-template-columns: minmax(640px, 1fr) minmax(360px, 0.62fr);
  }

  .contact-points {
    max-width: 760px;
    gap: 34px;
    margin-top: 32px;
  }

  .contact-card {
    width: min(330px, 100%);
  }

  .contact-card img {
    max-height: 42vh;
  }

  .contact-stats {
    width: min(1420px, calc(100% - 116px));
    margin-top: 44px;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  .section {
    padding-top: 0;
  }

  .hero-section,
  .wechat-section,
  .handbook-section {
    padding-bottom: 58px;
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(34px, 2.8vw, 44px);
  }

  .copy-block h3 {
    font-size: clamp(21px, 1.85vw, 28px);
  }

  .hero-art img {
    max-height: 34vh;
  }

  .phone-gallery img {
    max-height: 36vh;
  }

  .handbook-art img,
  .wechat-art > img {
    max-height: 38vh;
  }

  .wechat-follow {
    width: min(330px, 46%);
    grid-template-columns: 64px 1fr;
    padding: 10px 14px;
  }

  .wechat-follow img {
    width: 64px;
    height: 64px;
  }
}

/* Refinement pass from 23:24 screenshots. */
@media (min-width: 1025px) {
  .header-cta {
    min-width: 128px;
  }

  .miniapp-section .section-inner,
  .wechat-section .section-inner,
  .contact-section .section-inner {
    width: min(1320px, calc(100% - 180px));
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(390px, 0.58fr) minmax(720px, 1.42fr);
    gap: clamp(48px, 6vw, 92px);
  }

  .miniapp-section .tool-cards,
  .miniapp-section .metric-strip {
    width: min(1320px, calc(100% - 180px));
  }

  .miniapp-section .tool-cards article {
    min-height: 78px;
    grid-template-columns: 50px 1fr;
    align-items: center;
    padding: 14px 18px;
  }

  .miniapp-section .tool-cards p {
    white-space: nowrap;
    word-break: keep-all;
    overflow: visible;
    line-height: 1.2;
  }

  .miniapp-section .tool-cards strong {
    white-space: nowrap;
  }

  .phone-gallery {
    max-width: 820px;
  }

  .phone-gallery img {
    max-height: 40vh;
  }

  .wechat-section .split-layout {
    grid-template-columns: minmax(510px, 0.82fr) minmax(650px, 1.18fr);
    gap: clamp(48px, 6vw, 94px);
  }

  .wechat-section .copy-block h2 {
    max-width: 600px;
  }

  .wechat-scan {
    grid-template-columns: 92px 1fr 30px;
    min-width: 360px;
    width: 390px;
    margin-top: 28px;
    padding: 12px 14px;
  }

  .wechat-scan img {
    width: 92px;
  }

  .wechat-scan strong,
  .wechat-scan span {
    font-size: 17px;
  }

  .wechat-art > img {
    max-height: 62vh;
    transform: scale(1.08);
    transform-origin: center;
  }

  .wechat-follow {
    display: none;
  }

  .wechat-section .benefits {
    max-width: 620px;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px 24px;
    margin-top: 28px;
  }

  .wechat-section .benefits article {
    grid-template-columns: 50px 1fr;
  }

  .wechat-section .benefits strong,
  .wechat-section .benefits p {
    white-space: nowrap;
  }

  .handbook-section .copy-block {
    max-width: 690px;
  }

  .handbook-section .lead {
    max-width: 680px;
    line-height: 1.48;
  }

  .handbook-section .mini-features {
    max-width: 760px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    align-items: start;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 48px 1fr;
    gap: 10px;
    align-items: start;
  }

  .handbook-section .mini-features strong,
  .handbook-section .mini-features p {
    white-space: nowrap;
    line-height: 1.25;
  }

  .handbook-section .mini-features p {
    margin-top: 2px;
  }

  .contact-section {
    justify-content: center;
  }

  .contact-bg {
    display: none;
  }

  .contact-section .split-layout {
    grid-template-columns: minmax(600px, 0.95fr) minmax(320px, 0.55fr);
    gap: clamp(48px, 6vw, 96px);
  }

  .contact-section .copy-block {
    max-width: 720px;
  }

  .contact-points {
    max-width: 700px;
  }

  .contact-stats {
    width: min(1320px, calc(100% - 180px));
    margin-top: 38px;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  .miniapp-section .section-inner,
  .wechat-section .section-inner,
  .contact-section .section-inner,
  .miniapp-section .tool-cards,
  .miniapp-section .metric-strip,
  .contact-stats {
    width: min(1240px, calc(100% - 120px));
  }

  .miniapp-section .tool-cards article {
    min-height: 66px;
    padding-block: 10px;
  }

  .wechat-scan {
    grid-template-columns: 72px 1fr 26px;
    width: 330px;
    min-width: 330px;
    margin-top: 20px;
  }

  .wechat-scan img {
    width: 72px;
  }

  .wechat-art > img {
    max-height: 47vh;
    transform: scale(1.1);
  }

  .handbook-section .lead {
    line-height: 1.38;
  }

  .handbook-section .mini-features {
    margin-top: 18px;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 42px 1fr;
  }
}

/* Final centering pass: narrower desktop stage and disciplined heading/icon rhythm. */
@media (min-width: 1025px) {
  :root {
    --stage-width: min(1280px, calc(100% - clamp(180px, 17vw, 360px)));
  }

  .section-inner,
  .home-cards,
  .tool-cards,
  .metric-strip,
  .handbook-cards,
  .contact-stats,
  .miniapp-section .section-inner,
  .wechat-section .section-inner,
  .contact-section .section-inner,
  .miniapp-section .tool-cards,
  .miniapp-section .metric-strip,
  .contact-stats {
    width: var(--stage-width);
  }

  .hero-grid,
  .split-layout,
  .miniapp-section .split-layout,
  .wechat-section .split-layout,
  .handbook-hero,
  .contact-section .split-layout {
    align-items: center;
    gap: clamp(44px, 5.5vw, 84px);
  }

  .hero-grid {
    grid-template-columns: minmax(520px, 0.9fr) minmax(540px, 1.1fr);
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(340px, 0.55fr) minmax(680px, 1.45fr);
  }

  .wechat-section .split-layout {
    grid-template-columns: minmax(430px, 0.78fr) minmax(620px, 1.22fr);
  }

  .handbook-hero {
    grid-template-columns: minmax(510px, 0.9fr) minmax(570px, 1.1fr);
  }

  .contact-section .split-layout {
    grid-template-columns: minmax(540px, 0.95fr) minmax(300px, 0.55fr);
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(38px, 2.65vw, 50px);
    line-height: 1.14;
  }

  .copy-block h3 {
    font-size: clamp(23px, 1.75vw, 31px);
    line-height: 1.22;
  }

  .lead {
    max-width: 590px;
    font-size: clamp(15px, 0.95vw, 17px);
  }

  .hero-section .copy-block h1 {
    max-width: 640px;
  }

  .wechat-section .copy-block h2 {
    max-width: 560px;
  }

  .handbook-section .copy-block,
  .contact-section .copy-block {
    max-width: 620px;
  }

  .icon {
    width: 40px;
    height: 40px;
    stroke-width: 1.85;
  }

  .quick-nav .icon,
  .tool-cards .icon,
  .benefits .icon,
  .mini-features .icon,
  .contact-points .icon {
    padding: 7px;
    border-radius: 9px;
  }

  .quick-nav,
  .tool-cards article,
  .feature-card,
  .handbook-cards article,
  .contact-stats,
  .scan-card,
  .contact-card {
    border-radius: 12px;
  }

  .quick-nav {
    max-width: 520px;
    padding: 13px 18px;
  }

  .quick-nav div {
    font-size: 14px;
  }

  .home-cards {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
  }

  .feature-card {
    min-height: 160px;
    padding: 13px 16px;
  }

  .feature-card h2,
  .tool-cards strong,
  .benefits strong,
  .mini-features strong,
  .contact-points strong {
    font-size: 17px;
    line-height: 1.25;
  }

  .feature-card ul,
  .tool-cards p,
  .benefits p,
  .mini-features p,
  .contact-points p {
    font-size: 13px;
    line-height: 1.35;
  }

  .phone-gallery {
    max-width: 760px;
  }

  .phone-gallery img {
    max-height: 38vh;
  }

  .phone-labels {
    max-width: 790px;
    font-size: 14px;
  }

  .miniapp-section .tool-cards article {
    min-height: 72px;
    padding: 12px 16px;
  }

  .miniapp-section .tool-cards p {
    font-size: 13px;
    white-space: nowrap;
  }

  .tool-cards strong,
  .tool-cards p {
    grid-column: 2;
  }

  .metric-strip {
    font-size: 15px;
    padding-block: 9px;
  }

  .wechat-art > img {
    max-height: 58vh;
    transform: scale(1.04);
  }

  .wechat-section .benefits {
    max-width: 560px;
    gap: 16px 20px;
  }

  .wechat-scan {
    width: 360px;
    min-width: 360px;
  }

  .handbook-section .mini-features {
    max-width: 620px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 42px 1fr;
    gap: 9px;
  }

  .handbook-section .mini-features strong,
  .handbook-section .mini-features p {
    white-space: nowrap;
  }

  .handbook-cards {
    gap: 18px;
  }

  .handbook-cards h4 {
    font-size: 15px;
  }

  .contact-bg {
    display: none !important;
  }

  .contact-card {
    width: 320px;
    padding: 20px 22px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.92);
    box-shadow: var(--shadow);
    text-align: center;
  }

  .contact-card strong {
    display: block;
    color: var(--deep);
    font-size: 17px;
    line-height: 1.3;
  }

  .contact-card strong span,
  .contact-card p span {
    color: var(--blue);
  }

  .contact-card img {
    width: 230px;
    max-height: none;
    margin: 14px auto;
    border-radius: 8px;
    filter: none;
  }

  .contact-card p {
    margin: 0;
    color: var(--deep);
    font-size: 17px;
    font-weight: 800;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  :root {
    --stage-width: min(1220px, calc(100% - clamp(120px, 12vw, 240px)));
  }

  .copy-block h1,
  .copy-block h2 {
    font-size: clamp(32px, 2.55vw, 42px);
  }

  .copy-block h3 {
    font-size: clamp(20px, 1.65vw, 26px);
  }

  .phone-gallery {
    max-width: 720px;
  }

  .phone-gallery img {
    max-height: 36vh;
  }

  .wechat-art > img {
    max-height: 44vh;
    transform: scale(1.04);
  }

  .contact-card {
    width: 290px;
    padding: 16px 18px;
  }

  .contact-card img {
    width: 200px;
    margin-block: 10px;
  }

  .contact-card strong,
  .contact-card p {
    font-size: 15px;
  }
}

/* Final icon-title alignment. */
.tool-cards article,
.benefits article,
.mini-features article,
.contact-points article {
  grid-template-columns: 48px minmax(0, 1fr) !important;
  grid-template-rows: 40px auto;
  column-gap: 14px;
  row-gap: 2px;
  align-items: start;
}

.tool-cards article > .icon,
.benefits article > .icon,
.mini-features article > .icon,
.contact-points article > .icon {
  grid-column: 1;
  grid-row: 1 / 3;
  align-self: start;
  justify-self: start;
}

.tool-cards article > strong,
.benefits article > strong,
.mini-features article > strong,
.contact-points article > strong {
  grid-column: 2;
  grid-row: 1;
  align-self: center;
  display: flex;
  align-items: center;
  min-height: 40px;
  margin: 0;
}

.tool-cards article > p,
.benefits article > p,
.mini-features article > p,
.contact-points article > p {
  grid-column: 2;
  grid-row: 2;
  align-self: start;
  margin: 0;
}

.quick-nav div {
  align-items: center;
}

.quick-nav .icon {
  justify-self: center;
}

/* Stable item layout: icon and article text share one clean baseline across all sections. */
.tool-cards article,
.benefits article,
.mini-features article,
.contact-points article {
  display: grid !important;
  grid-template-columns: 46px minmax(0, 1fr) !important;
  grid-template-rows: auto !important;
  align-items: center !important;
  column-gap: 14px !important;
  row-gap: 0 !important;
}

.tool-cards article > .icon,
.benefits article > .icon,
.mini-features article > .icon,
.contact-points article > .icon {
  grid-column: 1 !important;
  grid-row: 1 !important;
  align-self: center !important;
  justify-self: center !important;
  width: 42px;
  height: 42px;
}

.item-copy {
  grid-column: 2 !important;
  grid-row: 1 !important;
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.item-copy > strong,
.item-copy > p {
  display: block !important;
  min-height: 0 !important;
  margin: 0 !important;
  text-align: left;
  word-break: keep-all;
  overflow-wrap: normal;
}

.item-copy > strong {
  font-size: 22px;
  line-height: 1.2;
  white-space: nowrap;
}

.item-copy > p {
  margin-top: 8px !important;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.25;
  white-space: nowrap;
}

@media (min-width: 1025px) {
  .miniapp-section .split-layout {
    grid-template-columns: minmax(430px, 0.62fr) minmax(650px, 1.38fr);
  }

  .miniapp-section .lead {
    max-width: 520px;
  }

  .miniapp-section .tool-cards article {
    min-height: 86px;
    padding: 16px 18px;
  }

  .wechat-section .benefits,
  .handbook-section .mini-features,
  .contact-points {
    align-items: stretch;
  }

  .wechat-section .benefits article,
  .handbook-section .mini-features article,
  .contact-points article {
    min-height: 78px;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  .miniapp-section .split-layout {
    grid-template-columns: minmax(410px, 0.62fr) minmax(620px, 1.38fr);
  }

  .item-copy > strong {
    font-size: 20px;
  }

  .item-copy > p {
    font-size: 14px;
  }
}

/* Last alignment pass: readable item titles, clean handbook rhythm, iconized contact stats. */
.stat-icon {
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  padding: 8px;
  color: var(--blue);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  border: 2px solid currentColor;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.82);
}

.stat-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  min-width: 0;
}

.stat-copy strong,
.stat-copy span {
  display: block;
  margin: 0;
  white-space: nowrap;
}

@media (min-width: 1025px) {
  .contact-stats {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    width: var(--stage-width) !important;
    margin-top: 34px !important;
    padding: 22px 38px !important;
  }

  .contact-stats article {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 16px !important;
    min-width: 0;
    text-align: left !important;
  }

  .contact-stats strong {
    font-size: 18px !important;
    line-height: 1.2 !important;
  }

  .contact-stats span {
    font-size: 30px !important;
    line-height: 1.15 !important;
    font-weight: 900;
  }

  .handbook-hero {
    grid-template-columns: minmax(660px, 0.98fr) minmax(500px, 0.82fr) !important;
    gap: clamp(36px, 4vw, 64px) !important;
  }

  .handbook-section .copy-block {
    max-width: 720px !important;
  }

  .handbook-section .lead {
    max-width: 680px !important;
  }

  .handbook-section .mini-features {
    grid-template-columns: repeat(4, minmax(148px, 1fr)) !important;
    max-width: 720px !important;
    gap: 18px 22px !important;
    margin-top: 28px !important;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 44px minmax(0, 1fr) !important;
    min-height: 58px !important;
    column-gap: 12px !important;
  }

  .handbook-section .mini-features .icon {
    width: 42px !important;
    height: 42px !important;
    padding: 7px !important;
  }

  .handbook-section .mini-features .item-copy > strong {
    font-size: 20px !important;
    line-height: 1.18 !important;
  }

  .handbook-section .mini-features .item-copy > p {
    margin-top: 6px !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  .stat-icon {
    width: 40px;
    height: 40px;
    padding: 7px;
  }

  .contact-stats {
    margin-top: 24px !important;
    padding: 16px 30px !important;
  }

  .contact-stats article {
    gap: 12px !important;
  }

  .contact-stats strong {
    font-size: 16px !important;
  }

  .contact-stats span {
    font-size: 25px !important;
  }

  .handbook-hero {
    grid-template-columns: minmax(610px, 0.98fr) minmax(470px, 0.82fr) !important;
    gap: 34px !important;
  }

  .handbook-section .mini-features {
    max-width: 660px !important;
    gap: 14px 18px !important;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 40px minmax(0, 1fr) !important;
  }

  .handbook-section .mini-features .icon {
    width: 38px !important;
    height: 38px !important;
    padding: 6px !important;
  }

  .handbook-section .mini-features .item-copy > strong {
    font-size: 18px !important;
  }

  .handbook-section .mini-features .item-copy > p {
    font-size: 13px !important;
  }
}

/* Match the annotated target boxes: enlarge the selected visual groups to occupy the red-frame area. */
@media (min-width: 1025px) {
  .hero-art,
  .wide-art,
  .wechat-art,
  .handbook-art {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 0;
  }

  .hero-art img {
    width: min(900px, 108%) !important;
    max-width: none !important;
    max-height: 56vh !important;
    transform: scale(1.14);
    transform-origin: center;
  }

  .miniapp-section .copy-block,
  .contact-section .copy-block {
    min-height: 44vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .miniapp-section .copy-block {
    max-width: 560px !important;
    transform: scale(1.08);
    transform-origin: left center;
  }

  .miniapp-section .wide-art {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    align-self: center !important;
    min-height: 48vh;
    overflow: visible;
  }

  .miniapp-section .phone-gallery {
    display: grid !important;
    width: min(1000px, 100%) !important;
    max-width: 1000px !important;
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    align-items: end !important;
    gap: clamp(18px, 2vw, 34px) !important;
    transform: scale(1.08);
    transform-origin: center;
  }

  .miniapp-section .phone-gallery img {
    width: 100% !important;
    max-height: 46vh !important;
    object-fit: contain !important;
  }

  .phone-labels {
    display: grid !important;
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    width: min(1040px, 100%) !important;
    max-width: 1040px !important;
    margin: -4px auto 0 !important;
    font-size: 16px !important;
    text-align: center !important;
  }

  .phone-labels span {
    white-space: nowrap;
  }

  .wechat-section .wechat-art {
    min-height: 58vh;
  }

  .wechat-art > img {
    width: min(880px, 112%) !important;
    max-width: none !important;
    max-height: 64vh !important;
    transform: scale(1.16) !important;
    transform-origin: center;
  }

  .handbook-section .copy-block {
    max-width: 760px !important;
  }

  .handbook-section .handbook-art {
    min-height: 46vh;
  }

  .handbook-art img {
    width: min(850px, 110%) !important;
    max-width: none !important;
    max-height: 52vh !important;
    transform: scale(1.12);
    transform-origin: center;
  }

  .handbook-section .mini-features {
    width: min(760px, 100%) !important;
    max-width: 760px !important;
    grid-template-columns: repeat(4, minmax(160px, 1fr)) !important;
    gap: 18px 28px !important;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 48px minmax(0, 1fr) !important;
    column-gap: 14px !important;
  }

  .handbook-section .mini-features .item-copy > strong {
    font-size: 22px !important;
  }

  .handbook-section .mini-features .item-copy > p {
    font-size: 15px !important;
  }

  .contact-section .copy-block {
    max-width: 900px !important;
    transform: scale(1.1);
    transform-origin: left center;
  }

  .contact-section .copy-block h2 {
    font-size: clamp(52px, 3.6vw, 68px) !important;
  }

  .contact-section .copy-block h3 {
    font-size: clamp(32px, 2.35vw, 44px) !important;
  }

  .contact-section .lead {
    max-width: 780px !important;
  }

  .contact-points {
    max-width: 860px !important;
    grid-template-columns: repeat(3, minmax(210px, 1fr)) !important;
    gap: 34px !important;
    margin-top: 58px !important;
  }

  .contact-points article {
    grid-template-columns: 52px minmax(0, 1fr) !important;
    column-gap: 18px !important;
  }

  .contact-points .icon {
    width: 50px !important;
    height: 50px !important;
    padding: 8px !important;
  }

  .contact-points .item-copy > strong {
    font-size: 24px !important;
  }

  .contact-points .item-copy > p {
    font-size: 16px !important;
  }
}

@media (min-width: 1025px) and (max-height: 800px) {
  .hero-art img {
    max-height: 51vh !important;
    transform: scale(1.08);
  }

  .miniapp-section .copy-block,
  .contact-section .copy-block {
    min-height: 40vh;
    transform: scale(1.04);
  }

  .miniapp-section .phone-gallery {
    max-width: 920px !important;
    gap: clamp(14px, 1.6vw, 26px) !important;
    transform: scale(1.03);
  }

  .miniapp-section .phone-gallery img {
    max-height: 42vh !important;
  }

  .phone-labels {
    max-width: 940px !important;
    font-size: 14px !important;
  }

  .wechat-art > img {
    max-height: 58vh !important;
    transform: scale(1.08) !important;
  }

  .handbook-art img {
    max-height: 47vh !important;
    transform: scale(1.06);
  }

  .handbook-section .mini-features {
    grid-template-columns: repeat(4, minmax(142px, 1fr)) !important;
    max-width: 690px !important;
    gap: 14px 18px !important;
  }

  .handbook-section .mini-features .item-copy > strong {
    font-size: 18px !important;
  }

  .handbook-section .mini-features .item-copy > p {
    font-size: 13px !important;
  }

  .contact-points {
    gap: 24px !important;
    margin-top: 42px !important;
  }

  .contact-points .item-copy > strong {
    font-size: 21px !important;
  }

  .contact-points .item-copy > p {
    font-size: 14px !important;
  }
}

/* Final spacing and icon pass from the 23:54 screenshots. */
@media (min-width: 1025px) {
  :root {
    --stage-width: min(1240px, calc(100% - clamp(250px, 22vw, 500px)));
  }

  .section-inner,
  .home-cards,
  .tool-cards,
  .metric-strip,
  .handbook-cards,
  .contact-stats,
  .miniapp-section .section-inner,
  .wechat-section .section-inner,
  .contact-section .section-inner,
  .miniapp-section .tool-cards,
  .miniapp-section .metric-strip {
    width: var(--stage-width) !important;
  }

  .hero-grid,
  .split-layout,
  .miniapp-section .split-layout,
  .wechat-section .split-layout,
  .handbook-hero,
  .contact-section .split-layout {
    gap: clamp(52px, 5.6vw, 86px) !important;
  }

  .quick-nav .icon,
  .tool-cards .icon,
  .benefits .icon,
  .mini-features .icon,
  .contact-points .icon,
  .stat-icon {
    color: #1267f3;
    border: 0 !important;
    border-radius: 14px !important;
    background: linear-gradient(180deg, rgba(239, 247, 255, 0.98), rgba(255, 255, 255, 0.94));
    box-shadow:
      inset 0 0 0 2px rgba(18, 103, 243, 0.82),
      0 10px 22px rgba(7, 94, 242, 0.08);
    stroke-width: 2.05;
  }

  .quick-nav .icon,
  .tool-cards .icon,
  .benefits .icon,
  .mini-features .icon,
  .contact-points .icon {
    width: 44px !important;
    height: 44px !important;
    padding: 8px !important;
  }

  .stat-icon {
    width: 44px !important;
    height: 44px !important;
    padding: 8px !important;
  }

  .hero-art img,
  .wechat-art > img,
  .handbook-art img {
    max-width: 100% !important;
    transform: none !important;
  }

  .hero-art img {
    width: min(780px, 100%) !important;
    max-height: 48vh !important;
  }

  .wechat-art > img {
    width: min(720px, 100%) !important;
    max-height: 58vh !important;
  }

  .handbook-art img {
    width: min(680px, 100%) !important;
    max-height: 46vh !important;
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(330px, 0.48fr) minmax(720px, 1.12fr) !important;
    align-items: center !important;
  }

  .miniapp-section .copy-block {
    min-height: 0 !important;
    max-width: 420px !important;
    transform: none !important;
  }

  .miniapp-section .wide-art {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 0 !important;
    width: 100%;
    overflow: visible;
  }

  .miniapp-section .phone-gallery {
    display: grid !important;
    grid-template-columns: repeat(5, clamp(132px, 8vw, 160px)) !important;
    justify-content: center !important;
    align-items: end !important;
    width: 100% !important;
    max-width: 900px !important;
    gap: clamp(18px, 1.65vw, 28px) !important;
    transform: none !important;
  }

  .miniapp-section .phone-gallery img {
    width: 100% !important;
    height: auto !important;
    max-height: none !important;
    object-fit: contain !important;
    filter: drop-shadow(0 18px 22px rgba(7, 38, 86, 0.14));
  }

  .phone-labels {
    display: grid !important;
    grid-template-columns: repeat(5, clamp(132px, 8vw, 160px)) !important;
    justify-content: center !important;
    width: 100% !important;
    max-width: 900px !important;
    gap: clamp(18px, 1.65vw, 28px) !important;
    margin: 8px auto 0 !important;
    color: var(--blue);
    font-size: 15px !important;
    line-height: 1.2 !important;
    text-align: center !important;
  }

  .phone-labels span {
    display: block;
    min-width: 0;
    white-space: nowrap;
  }

  .tool-cards {
    gap: 18px !important;
  }

  .tool-cards article {
    grid-template-columns: 48px minmax(0, 1fr) !important;
    min-height: 78px !important;
    padding: 14px 18px !important;
  }

  .item-copy > strong {
    font-size: 21px !important;
  }

  .item-copy > p {
    font-size: 14px !important;
    margin-top: 6px !important;
  }

  .contact-section .copy-block {
    max-width: 760px !important;
    min-height: 0 !important;
    transform: none !important;
  }

  .contact-points {
    max-width: 760px !important;
    grid-template-columns: repeat(3, minmax(180px, 1fr)) !important;
    gap: 30px !important;
  }

  .contact-stats {
    width: var(--stage-width) !important;
  }
}

@media (min-width: 1025px) and (max-width: 1450px) {
  :root {
    --stage-width: min(1120px, calc(100% - 160px));
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(300px, 0.48fr) minmax(620px, 1.12fr) !important;
    gap: 42px !important;
  }

  .miniapp-section .phone-gallery,
  .phone-labels {
    grid-template-columns: repeat(5, minmax(108px, 128px)) !important;
    gap: 16px !important;
  }

  .phone-labels {
    font-size: 13px !important;
  }
}

/* Final desktop polish: more side breathing room without squeezing the artwork. */
@media (min-width: 1025px) {
  :root {
    --stage-width: min(1720px, calc(100% - clamp(180px, 12vw, 300px)));
  }

  .section-inner,
  .home-cards,
  .tool-cards,
  .metric-strip,
  .handbook-cards,
  .contact-stats,
  .miniapp-section .section-inner,
  .wechat-section .section-inner,
  .contact-section .section-inner,
  .miniapp-section .tool-cards,
  .miniapp-section .metric-strip {
    width: var(--stage-width) !important;
  }

  .hero-grid,
  .split-layout,
  .miniapp-section .split-layout,
  .wechat-section .split-layout,
  .handbook-hero,
  .contact-section .split-layout {
    gap: clamp(56px, 5vw, 92px) !important;
  }

  .quick-nav .icon,
  .tool-cards .icon,
  .benefits .icon,
  .mini-features .icon,
  .contact-points .icon,
  .stat-icon {
    flex: 0 0 auto;
    color: #1267f3;
    border: 0 !important;
    border-radius: 13px !important;
    background:
      linear-gradient(180deg, rgba(246, 251, 255, 0.98), rgba(255, 255, 255, 0.96));
    box-shadow:
      inset 0 0 0 2px rgba(18, 103, 243, 0.78),
      0 10px 20px rgba(7, 94, 242, 0.07);
    stroke-width: 2.15;
  }

  .quick-nav .icon,
  .tool-cards .icon,
  .benefits .icon,
  .mini-features .icon,
  .contact-points .icon {
    width: 48px !important;
    height: 48px !important;
    padding: 9px !important;
  }

  .quick-nav > div,
  .tool-cards article,
  .benefits article,
  .mini-features article,
  .contact-points article {
    align-items: center !important;
  }

  .item-copy > strong,
  .tool-cards strong,
  .benefits strong,
  .mini-features strong,
  .contact-points strong {
    display: block;
    color: var(--deep);
    font-size: clamp(20px, 1.2vw, 24px) !important;
    line-height: 1.18 !important;
    white-space: nowrap;
  }

  .item-copy > p,
  .tool-cards p,
  .benefits p,
  .mini-features p,
  .contact-points p {
    color: var(--muted);
    font-size: clamp(14px, 0.86vw, 17px) !important;
    line-height: 1.35 !important;
    white-space: nowrap;
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(380px, 0.55fr) minmax(840px, 1.45fr) !important;
    align-items: center !important;
  }

  .miniapp-section .copy-block {
    max-width: 500px !important;
  }

  .miniapp-section .wide-art {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    overflow: visible !important;
  }

  .miniapp-section .phone-gallery {
    display: grid !important;
    grid-template-columns: repeat(5, minmax(140px, 1fr)) !important;
    justify-content: center !important;
    align-items: end !important;
    width: min(100%, 1080px) !important;
    max-width: 1080px !important;
    gap: clamp(20px, 1.45vw, 30px) !important;
    margin: 0 auto !important;
    transform: none !important;
  }

  .miniapp-section .phone-gallery img {
    justify-self: center !important;
    width: clamp(142px, 8.4vw, 174px) !important;
    height: auto !important;
    max-height: min(45vh, 430px) !important;
    object-fit: contain !important;
    filter: drop-shadow(0 20px 24px rgba(7, 38, 86, 0.14));
  }

  .phone-labels {
    display: grid !important;
    grid-template-columns: repeat(5, minmax(140px, 1fr)) !important;
    justify-content: center !important;
    width: min(100%, 1080px) !important;
    max-width: 1080px !important;
    gap: clamp(20px, 1.45vw, 30px) !important;
    margin: 10px auto 0 !important;
    color: var(--blue);
    font-size: clamp(14px, 0.9vw, 17px) !important;
    line-height: 1.2 !important;
    font-weight: 900 !important;
    text-align: center !important;
  }

  .phone-labels span {
    display: block;
    justify-self: center;
    min-width: 0;
    white-space: nowrap;
  }

  .miniapp-section .tool-cards {
    gap: clamp(18px, 1.7vw, 26px) !important;
  }

  .miniapp-section .tool-cards article {
    grid-template-columns: 54px minmax(0, 1fr) !important;
    min-height: 92px !important;
    padding: 16px 22px !important;
  }

  .handbook-section .mini-features {
    grid-template-columns: repeat(4, minmax(160px, 1fr)) !important;
    max-width: 820px !important;
    gap: 18px 24px !important;
  }

  .handbook-section .mini-features article {
    grid-template-columns: 54px minmax(0, 1fr) !important;
    gap: 14px !important;
  }

  .contact-stats article {
    grid-template-columns: 52px minmax(0, max-content) !important;
    justify-content: center !important;
    align-items: center !important;
    gap: 16px !important;
  }
}

@media (min-width: 1025px) and (max-width: 1450px) {
  :root {
    --stage-width: min(1180px, calc(100% - 128px));
  }

  .miniapp-section .split-layout {
    grid-template-columns: minmax(300px, 0.48fr) minmax(660px, 1.12fr) !important;
    gap: 42px !important;
  }

  .miniapp-section .phone-gallery,
  .phone-labels {
    grid-template-columns: repeat(5, minmax(112px, 1fr)) !important;
    width: min(100%, 780px) !important;
    max-width: 780px !important;
    gap: 14px !important;
  }

  .miniapp-section .phone-gallery img {
    width: clamp(112px, 8vw, 132px) !important;
  }

  .phone-labels {
    font-size: 12px !important;
  }

  .miniapp-section .tool-cards article {
    grid-template-columns: 46px minmax(0, 1fr) !important;
    padding: 14px 16px !important;
  }
}

@media (min-width: 1025px) {
  html {
    scroll-snap-type: none !important;
  }

  .section {
    scroll-snap-align: none !important;
    scroll-snap-stop: normal !important;
  }
}