:root {
  color-scheme: light;
  --navy: #07305f;
  --navy-deep: #062a54;
  --hero: #103d72;
  --gold: #d8ae39;
  --gold-soft: #e2c465;
  --ink: #112f56;
  --muted: #7b818a;
  --line: #e4e8ee;
  --surface: #f6f8fb;
  font-family: "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: #fff;
  color: var(--ink);
  letter-spacing: 0;
}

a {
  color: inherit;
}

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

.site-width {
  width: min(1032px, calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  height: 80px;
  background: #fff;
  border-bottom: 1px solid #e6e9ed;
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  text-decoration: none;
  color: var(--navy-deep);
  font-size: 25px;
  font-weight: 800;
  white-space: nowrap;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 9px;
}

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
  margin-left: auto;
  margin-right: 58px;
}

.main-nav a {
  position: relative;
  padding: 28px 0 27px;
  color: #61656b;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
}

.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--navy-deep);
  font-weight: 800;
}

.header-download,
.primary-download,
.cta-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-weight: 800;
  white-space: nowrap;
}

.header-download {
  width: 117px;
  height: 48px;
  flex: 0 0 auto;
  border-radius: 24px;
  background: var(--navy);
  color: #fff;
  font-size: 16px;
  box-shadow: 0 8px 18px rgb(7 48 95 / 16%);
}

.header-download:hover {
  background: #0b427f;
}

.hero {
  min-height: 580px;
  overflow: hidden;
  background: var(--hero);
  color: #fff;
}

.hero-inner {
  min-height: 580px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 24px;
}

.hero-copy {
  z-index: 1;
  padding-bottom: 2px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  height: 39px;
  margin-bottom: 29px;
  padding: 0 19px;
  border: 1px solid rgb(216 174 57 / 38%);
  border-radius: 14px;
  background: rgb(255 255 255 / 9%);
  color: var(--gold-soft);
  font-size: 15px;
}

.hero h1 {
  margin: 0 0 22px;
  font-size: 53px;
  line-height: 1.12;
  font-weight: 900;
}

.hero-lead {
  margin: 0 0 25px;
  color: #e2e8f0;
  font-size: 23px;
  line-height: 1.72;
  font-weight: 400;
}

.hero-points {
  display: grid;
  gap: 13px;
  margin: 0 0 28px;
  padding: 0;
  list-style: none;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #e3e8ef;
  font-size: 18px;
  line-height: 1.45;
}

.hero-points li::before {
  content: "\2713";
  display: inline-grid;
  place-items: center;
  width: 29px;
  height: 29px;
  flex: 0 0 29px;
  border-radius: 50%;
  background: rgb(216 174 57 / 20%);
  color: var(--gold-soft);
  font-size: 15px;
}

.primary-download {
  min-width: 296px;
  height: 66px;
  padding: 0 34px;
  border-radius: 33px;
  background: var(--gold);
  color: var(--navy-deep);
  font-size: 20px;
  box-shadow: 0 14px 30px rgb(216 174 57 / 30%);
}

.primary-download:hover,
.cta-download:hover {
  background: #e4bd49;
  transform: translateY(-1px);
}

.hero-visual {
  position: relative;
  height: 500px;
}

.portrait-shot {
  position: absolute;
  height: auto;
  object-fit: contain;
}

.phone-mockup {
  position: absolute;
  z-index: 2;
  left: 61px;
  top: 17px;
  width: 231px;
  aspect-ratio: 462 / 940;
  overflow: hidden;
  border: 7px solid #252627;
  border-radius: 55px;
  background: #171819;
  box-shadow: 0 15px 20px rgb(0 0 0 / 18%);
}

.phone-notch {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 50%;
  width: 103px;
  height: 35px;
  transform: translateX(-50%);
  border-radius: 0 0 20px 20px;
  background: #171819;
}

.phone-screen {
  position: absolute;
  inset: 7px;
  overflow: hidden;
  padding: 46px 16px 17px;
  border-radius: 42px;
  background: #fff;
  color: #102f59;
}

.mini-screen-title,
.mini-section-title {
  margin: 0;
  font-size: 15px;
  line-height: 1.2;
  font-weight: 900;
}

.mini-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.mini-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  min-height: 57px;
  padding: 9px 9px;
  border-radius: 13px;
  background: #f7f8fb;
}

.mini-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #e0c36a;
}

.mini-row strong,
.mini-row small,
.mini-income strong,
.mini-income small {
  display: block;
}

.mini-row strong {
  overflow: hidden;
  color: #151515;
  font-size: 12px;
  line-height: 1.2;
  font-weight: 900;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.mini-row small {
  margin-top: 3px;
  color: #838383;
  font-size: 9px;
  line-height: 1.25;
}

.mini-action,
.mini-income-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 20px;
  background: #092f60;
  color: #fff;
  font-family: inherit;
  font-size: 10px;
  font-weight: 800;
  white-space: nowrap;
}

.mini-action {
  width: 34px;
  height: 23px;
  padding: 0;
}

.mini-section-title {
  margin-top: 17px;
}

.mini-income {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 7px;
  min-height: 58px;
  margin-top: 12px;
  padding: 10px 10px;
  border-radius: 13px;
  background: #fffbec;
}

.mini-income strong {
  color: #b99a45;
  font-size: 12px;
  line-height: 1.25;
  font-weight: 900;
}

.mini-income small {
  margin-top: 3px;
  color: #8a8a8a;
  font-size: 9px;
  line-height: 1.2;
}

.mini-income-action {
  width: 38px;
  height: 25px;
  flex: 0 0 38px;
  background: #d0b15c;
}

.mini-metric {
  margin-top: 13px;
  padding: 10px;
  border-radius: 11px;
  background: #fffbec;
}

.mini-metric strong {
  display: block;
  color: #b99a45;
  font-size: 12px;
  line-height: 1.2;
}

.mini-metric small {
  display: block;
  margin-top: 4px;
  color: #888;
  font-size: 8px;
}

.mini-channel-list {
  display: grid;
  gap: 9px;
  margin-top: 12px;
}

.mini-channel-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding: 8px 10px;
  border-radius: 11px;
  background: #f7f8fb;
}

.mini-channel-row strong,
.mini-channel-row small {
  display: block;
}

.mini-channel-row strong {
  color: #202020;
  font-size: 9px;
  line-height: 1.2;
}

.mini-channel-row small {
  margin-top: 4px;
  color: #888;
  font-size: 7px;
}

.mini-channel-action {
  padding: 5px 8px;
  border-radius: 10px;
  background: #092f60;
  color: #fff;
  font-size: 8px;
  font-weight: 800;
}

.portrait-shot {
  z-index: 1;
  right: 0;
  top: 96px;
  width: 200px;
  border-radius: 19px;
}

.page-main {
  padding: 47px 0 112px;
}

.section-heading {
  margin: 0;
  text-align: center;
  color: var(--navy-deep);
  font-size: 37px;
  line-height: 1.25;
  font-weight: 900;
}

.section-subtitle {
  margin: 12px 0 0;
  text-align: center;
  color: #92969c;
  font-size: 15px;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 19px;
  margin-top: 31px;
}

.feature-card {
  min-height: 260px;
  padding: 28px 24px 23px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 9px 20px rgb(11 44 82 / 4%);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 17px;
  border-radius: 8px;
  background: #0d457f;
  font-size: 25px;
}

.feature-card h3 {
  margin: 0 0 13px;
  color: var(--navy-deep);
  font-size: 22px;
  line-height: 1.35;
  font-weight: 900;
}

.feature-card p {
  margin: 0;
  color: #71767e;
  font-size: 15px;
  line-height: 1.9;
}

.workflow-section {
  padding-top: 40px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
  margin-top: 25px;
}

.step {
  position: relative;
  text-align: center;
}

.step:not(:last-child)::after {
  content: "\2192";
  position: absolute;
  top: 16px;
  right: -24px;
  color: #bf9e42;
  font-size: 26px;
}

.step-number {
  display: grid;
  place-items: center;
  width: 51px;
  height: 51px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: var(--gold);
  color: #fff;
  font-size: 19px;
  font-weight: 800;
  box-shadow: 0 6px 14px rgb(216 174 57 / 22%);
}

.step h3 {
  margin: 0 0 8px;
  color: var(--navy-deep);
  font-size: 17px;
  font-weight: 900;
}

.step p {
  margin: 0;
  color: #989ca1;
  font-size: 13px;
  line-height: 1.65;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 27px;
  padding: 30px 24px 27px;
  border-radius: 8px;
  background: var(--surface);
}

.stat {
  text-align: center;
}

.stat strong {
  display: block;
  margin-bottom: 6px;
  color: var(--navy-deep);
  font-size: 37px;
  line-height: 1.1;
  font-weight: 900;
}

.stat strong small {
  color: #c49e38;
  font-size: 19px;
  font-weight: 800;
}

.stat span {
  color: #90949a;
  font-size: 14px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 27px;
}

.trust-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  min-height: 80px;
  padding: 16px 22px;
  border-radius: 8px;
  background: #f8f9fb;
}

.trust-item > span {
  font-size: 25px;
}

.trust-item strong,
.trust-item small {
  display: block;
}

.trust-item strong {
  color: var(--navy-deep);
  font-size: 16px;
  line-height: 1.5;
}

.trust-item small {
  color: #9a9da2;
  font-size: 12px;
  line-height: 1.6;
}

.download-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 136px;
  margin-top: 27px;
  padding: 28px 47px;
  border-radius: 8px;
  background: var(--hero);
  color: #fff;
}

.download-cta h2 {
  margin: 0 0 7px;
  font-size: 24px;
  line-height: 1.35;
  font-weight: 900;
}

.download-cta p {
  margin: 0;
  color: #bdc9d8;
  font-size: 14px;
  line-height: 1.6;
}

.cta-download {
  width: 195px;
  height: 66px;
  flex: 0 0 195px;
  border-radius: 33px;
  background: var(--gold);
  color: var(--navy-deep);
  font-size: 20px;
}

.install-note {
  margin: 19px 0 0;
  text-align: center;
  color: #aaaeb3;
  font-size: 12px;
  line-height: 1.7;
}

.page-footer {
  min-height: 96px;
  background: #f8fafc;
}

@media (max-width: 900px) {
  .site-header {
    height: auto;
  }

  .header-inner {
    min-height: 72px;
    flex-wrap: wrap;
    padding: 12px 0 0;
  }

  .main-nav {
    order: 3;
    width: 100%;
    margin: 6px 0 0;
    border-top: 1px solid #edf0f3;
    gap: 0;
  }

  .main-nav a {
    flex: 1 1 auto;
    padding: 13px 8px;
    text-align: center;
    font-size: 14px;
  }

  .header-download {
    margin-left: auto;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
  }

  .hero h1 {
    font-size: 45px;
  }

  .hero-lead {
    font-size: 19px;
  }

  .phone-mockup {
    left: 20px;
    width: 205px;
  }

  .portrait-shot {
    width: 174px;
  }

  .feature-grid,
  .trust-grid {
    gap: 14px;
  }

  .feature-card {
    padding-inline: 20px;
  }
}

@media (max-width: 720px) {
  .site-width {
    width: min(100% - 32px, 560px);
  }

  .brand {
    font-size: 21px;
  }

  .brand img {
    width: 40px;
    height: 40px;
  }

  .header-download {
    width: 102px;
    height: 42px;
    font-size: 14px;
  }

  .main-nav a:first-child,
  .main-nav a:last-child {
    display: none;
  }

  .hero,
  .hero-inner {
    min-height: 0;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 46px 0 34px;
  }

  .eyebrow {
    margin-bottom: 22px;
  }

  .hero h1 {
    font-size: 41px;
  }

  .hero-lead {
    font-size: 18px;
  }

  .hero-points li {
    align-items: flex-start;
    font-size: 16px;
  }

  .primary-download {
    width: 100%;
    min-width: 0;
    height: 58px;
  }

  .hero-visual {
    width: min(360px, 100%);
    height: 390px;
    margin: 0 auto;
  }

  .phone-mockup {
    left: 0;
    top: 0;
    width: 184px;
  }

  .portrait-shot {
    right: 0;
    top: 80px;
    width: 160px;
  }

  .page-main {
    padding: 40px 0 70px;
  }

  .section-heading {
    font-size: 31px;
  }

  .feature-grid,
  .steps,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 0;
  }

  .step {
    display: grid;
    grid-template-columns: 54px 1fr;
    grid-template-rows: auto auto;
    column-gap: 14px;
    text-align: left;
  }

  .step:not(:last-child)::after {
    display: none;
  }

  .step-number {
    grid-row: 1 / span 2;
    margin: 0;
  }

  .step h3 {
    align-self: end;
    margin-bottom: 2px;
  }

  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 30px;
  }

  .stat strong {
    font-size: 31px;
  }

  .download-cta {
    align-items: stretch;
    flex-direction: column;
    gap: 22px;
    padding: 28px 24px;
  }

  .download-cta h2 {
    font-size: 22px;
  }

  .cta-download {
    width: 100%;
    height: 58px;
    flex-basis: 58px;
  }
}

@media (max-width: 390px) {
  .brand {
    gap: 8px;
    font-size: 19px;
  }

  .brand img {
    width: 36px;
    height: 36px;
  }

  .header-download {
    width: 92px;
  }

  .hero h1 {
    font-size: 37px;
  }

  .hero-visual {
    height: 340px;
  }

  .phone-mockup {
    width: 160px;
  }

  .portrait-shot {
    top: 67px;
    width: 137px;
  }
}