:root {
  --bg: #f6f8fb;
  --paper: rgba(255, 255, 255, 0.88);
  --text: #102033;
  --muted: #617089;
  --line: rgba(16, 32, 51, 0.09);
  --blue: #1e5bff;
  --gold: #d9a441;
  --soft-blue: #edf3ff;
  --shadow: 0 18px 48px rgba(16, 32, 51, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background: radial-gradient( circle at 14% 8%, rgba(30, 91, 255, 0.07), transparent 24rem ), radial-gradient( circle at 88% 10%, rgba(217, 164, 65, 0.08), transparent 22rem ), linear-gradient(180deg, #ffffff 0%, var(--bg) 46%, #eef3fb 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

a:focus-visible {
  outline: 3px solid rgba(30, 91, 255, 0.35);
  outline-offset: 4px;
}

.page {
  position: relative;
  overflow: hidden;
}

.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(246, 248, 251, 0.82);
  border-bottom: 1px solid rgba(16, 32, 51, 0.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 780;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(16, 32, 51, 0.08);
  border-radius: 14px;
  background: linear-gradient( 145deg, rgba(255, 255, 255, 0.98), rgba(240, 245, 255, 0.92) );
  box-shadow: 0 10px 20px rgba(16, 32, 51, 0.08);
}

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

.nav-cta, .button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, #1b53ec, #315fff);
  box-shadow: 0 12px 24px rgba(30, 91, 255, 0.18);
  font-weight: 720;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  gap: 72px;
  align-items: center;
  min-height: calc(100vh - 74px);
  padding: 92px 0 86px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: rgba(16, 32, 51, 0.66);
  background: rgba(255, 255, 255, 0.62);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 18px rgba(217, 164, 65, 0.55);
}

h1 {
  margin: 28px 0 0;
  max-width: 720px;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.04;
  letter-spacing: -0.055em;
}

.hero-title-accent {
  display: block;
  margin-top: 12px;
  color: var(--blue);
}

.hero-copy {
  max-width: 650px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.72;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 38px;
}

.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border: 1px solid rgba(16, 32, 51, 0.11);
  border-radius: 16px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.78);
  font-weight: 680;
}

.keyword-line {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 46px;
}

.keyword-line span {
  padding: 9px 13px;
  border: 1px solid rgba(16, 32, 51, 0.08);
  border-radius: 16px;
  color: rgba(16, 32, 51, 0.58);
  background: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.visual-card {
  position: relative;
  width: 100%;
  padding: 18px;
  border: 1px solid rgba(16, 32, 51, 0.08);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: var(--shadow);
}

.visual-card::before {
  content: "";
  position: absolute;
  inset: -32px -38px auto auto;
  width: 132px;
  height: 132px;
  border-radius: 50%;
  background: radial-gradient( circle, rgba(255, 255, 255, 0.95) 0 10%, rgba(217, 164, 65, 0.16) 11% 42%, rgba(217, 164, 65, 0.04) 72% );
  opacity: 0.48;
  z-index: -1;
}

.launch-carousel {
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  background: radial-gradient( circle at 80% 16%, rgba(217, 164, 65, 0.12), transparent 9rem ), radial-gradient( circle at 18% 28%, rgba(30, 91, 255, 0.08), transparent 11rem ), linear-gradient(180deg, #ffffff 0%, #f5f8fd 100%);
  min-height: 0;
  aspect-ratio: 3/4;
}

.launch-carousel-inner {
  position: absolute;
  inset: 0;
}

.launch-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.launch-slide.is-active {
  opacity: 1;
}

.launch-slide img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 22px;
  object-fit: contain;
}

.section {
  position: relative;
  padding: 88px 0;
}

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

.section-kicker {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h2 {
  margin: 0;
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1.18;
  letter-spacing: -0.045em;
}

.section-subtitle {
  margin: 22px auto 0;
  max-width: 660px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.78;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 44px;
}

.method-card {
  min-height: 164px;
  padding: 24px;
  border: 1px solid rgba(16, 32, 51, 0.08);
  border-radius: 22px;
  background: var(--paper);
  box-shadow: 0 14px 32px rgba(16, 32, 51, 0.05);
}

.method-card strong {
  display: block;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.method-card span {
  display: block;
  margin-top: 24px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 15px;
}

.about-card {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 42px;
  align-items: center;
  padding: 40px;
  border: 1px solid rgba(16, 32, 51, 0.08);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow);
}

.portrait-card {
  position: relative;
  min-height: 380px;
  overflow: hidden;
  border-radius: 24px;
  background: radial-gradient( circle at 72% 28%, rgba(217, 164, 65, 0.16), transparent 8rem ), linear-gradient(150deg, #f2f6ff, #ffffff 52%, #edf4ff);
}

.portrait-card svg {
  position: absolute;
  inset: auto 0 0;
  width: 100%;
  height: auto;
}

.portrait-lockup {
  position: absolute;
  left: 30px;
  right: 30px;
  top: 32px;
}

.portrait-lockup b {
  display: block;
  max-width: 320px;
  font-size: 25px;
  line-height: 1.18;
  letter-spacing: -0.035em;
}

.portrait-lockup small {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 12px;
}

.about-text p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.8;
}

.cta-panel {
  position: relative;
  overflow: hidden;
  padding: 64px 44px;
  border-radius: 30px;
  color: #fff;
  background: radial-gradient( circle at 86% 14%, rgba(217, 164, 65, 0.22), transparent 14rem ), linear-gradient(135deg, #0f1f33, #16336f 62%, #1e5bff);
  box-shadow: 0 20px 54px rgba(16, 32, 51, 0.18);
  text-align: center;
}

.cta-panel h2 {
  max-width: 760px;
  margin: 0 auto;
}

.cta-panel p {
  max-width: 620px;
  margin: 16px auto 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 16px;
  line-height: 1.78;
}

.contact-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

.wechat-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  width: min(390px, 100%);
  margin: 20px auto 0;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.09);
  text-align: left;
}

.wechat-card img {
  display: block;
  width: 92px;
  height: 92px;
  border-radius: 12px;
  background: #fff;
}

.wechat-card strong {
  display: block;
  color: rgba(255, 255, 255, 0.94);
  font-size: 15px;
}

.wechat-card span {
  display: block;
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  line-height: 1.55;
}

.contact-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
}

.contact-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  color: rgba(255, 255, 255, 0.74);
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
}

.footer {
  padding: 34px 0 52px;
  color: rgba(16, 32, 51, 0.46);
  font-size: 12px;
  text-align: center;
}

.wave-line {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  width: 100%;
  height: 240px;
  opacity: 0.36;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 44px;
    min-height: auto;
  }

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

  .method-grid, .about-card {
    grid-template-columns: 1fr;
  }

  .about-card {
    padding: 24px;
  }

  .method-card {
    min-height: 136px;
  }

  .portrait-card {
    min-height: 292px;
  }
}

@media (max-width: 560px) {
  .shell {
    width: min(100% - 28px, 1120px);
  }

  .nav-inner {
    height: 66px;
  }

  .brand {
    gap: 10px;
    font-size: 18px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 13px;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    gap: 34px;
    padding: 48px 0 58px;
  }

  .eyebrow {
    font-size: 11px;
    letter-spacing: 0.06em;
  }

  h1 {
    font-size: 34px;
    line-height: 1.1;
    letter-spacing: -0.04em;
  }

  h2 {
    font-size: 27px;
    line-height: 1.24;
    letter-spacing: -0.035em;
  }

  .hero-copy, .section-subtitle, .about-text p, .cta-panel p {
    font-size: 15px;
  }

  .hero-copy {
    margin-top: 20px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
    margin-top: 28px;
  }

  .button-primary, .button-ghost {
    width: 100%;
    min-height: 44px;
  }

  .keyword-line {
    gap: 8px;
    margin-top: 28px;
  }

  .keyword-line span {
    padding: 7px 10px;
    border-radius: 12px;
    font-size: 12px;
  }

  .visual-card {
    width: 100%;
    padding: 10px;
    border-radius: 22px;
  }

  .visual-card::before {
    display: none;
  }

  .launch-carousel {
    border-radius: 16px;
  }

  .launch-slide img {
    border-radius: 16px;
  }

  .section {
    padding: 56px 0;
  }

  .section-kicker {
    margin-bottom: 12px;
    font-size: 11px;
  }

  .section-subtitle {
    margin-top: 16px;
  }

  .method-grid {
    gap: 12px;
    margin-top: 34px;
  }

  .method-card {
    min-height: auto;
    padding: 20px;
    border-radius: 18px;
  }

  .method-card strong {
    font-size: 18px;
  }

  .method-card span {
    margin-top: 14px;
    font-size: 14px;
  }

  .about-card {
    gap: 26px;
    padding: 16px;
    border-radius: 22px;
  }

  .portrait-card {
    min-height: 238px;
    border-radius: 18px;
  }

  .portrait-lockup {
    left: 24px;
    right: 24px;
    top: 26px;
  }

  .portrait-lockup b {
    max-width: 260px;
    font-size: 21px;
    line-height: 1.22;
  }

  .portrait-lockup small {
    font-size: 11px;
    letter-spacing: 0.08em;
  }

  .about-text p {
    margin-top: 14px;
  }

  .cta-panel {
    padding: 36px 18px;
    border-radius: 22px;
  }

  .contact-row {
    flex-direction: column;
    gap: 10px;
    margin-top: 28px;
  }

  .wechat-card {
    grid-template-columns: auto 1fr;
    gap: 12px;
    margin-top: 14px;
    padding: 10px;
    border-radius: 16px;
  }

  .wechat-card img {
    width: 82px;
    height: 82px;
    border-radius: 10px;
  }

  .contact-meta {
    flex-direction: column;
    gap: 8px;
  }

  .contact-meta span {
    justify-content: center;
    width: 100%;
    min-height: 40px;
    text-align: center;
  }

  .footer {
    padding-bottom: 36px;
    line-height: 1.6;
  }
}

@media (max-width: 380px) {
  .brand {
    font-size: 16px;
  }

  h1 {
    font-size: 31px;
  }

  h2 {
    font-size: 25px;
  }

  .eyebrow {
    max-width: 100%;
    white-space: normal;
  }
}

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

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
}

.internal-system {
  font-weight: 650;
  color: var(--blue);
  border: 1px solid #dbe4f1;
  border-radius: 10px;
  padding: 9px 12px;
  white-space: nowrap;
}

@media (max-width:900px) {
  .nav-links {
    flex-wrap: wrap;
    gap: 12px;
  }

  .internal-system {
    display: inline-flex !important;
  }
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-toggle {
  display: none;
}

.nav-inner {
  position: relative;
  flex-wrap: nowrap;
}

.internal-system {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
}

@media (max-width:900px) {
  .nav-inner {
    height: 68px;
    flex-wrap: nowrap;
    gap: 10px;
  }

  .brand {
    font-size: 16px;
    gap: 8px;
    white-space: nowrap;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
  }

  .nav-actions {
    gap: 8px;
  }

  .internal-system {
    font-size: 13px;
    padding: 8px 10px;
    min-height: 40px;
    border-radius: 9px;
  }

  .nav-toggle {
    display: grid;
    place-items: center;
    width: 38px;
    height: 40px;
    font-size: 20px;
    color: var(--text);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 9px;
    cursor: pointer;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: 0;
    z-index: 30;
    margin: 0;
    padding: 12px;
    border: 1px solid #dbe4f1;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 12px 30px #10203312;
  }

  .nav-links.is-open {
    display: grid;
    grid-template-columns: repeat(3,minmax(0,1fr));
    gap: 8px;
  }

  .nav-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
  }

  .nav-links .nav-cta {
    display: none;
  }

  .hero {
    padding-top: 32px;
  }
}

@media (max-width:360px) {
  .brand {
    font-size: 14px;
    gap: 6px;
  }

  .brand-mark {
    width: 30px;
    height: 30px;
  }

  .nav-inner {
    gap: 6px;
  }

  .nav-actions {
    gap: 6px;
  }

  .internal-system {
    font-size: 12px;
    padding: 8px;
  }

  .nav-toggle {
    width: 32px;
  }

  .shell.nav-inner {
    width: calc(100% - 24px);
  }
}