:root {
  --orange: #ff5c00;
  --orange-light: #ff8a42;
  --bg: #0d0d0d;
  --card: #151515;
  --card-hover: #1b1b1b;
  --white: #ffffff;
  --text: #b4b4b4;
  --muted: #737373;
  --border: rgba(255, 255, 255, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--white);
  font-family: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  line-height: 1.6;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.topNav {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  min-height: 68px;
  padding: 14px 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border-bottom: 1px solid var(--border);
  background: rgba(13, 13, 13, 0.84);
  backdrop-filter: blur(20px);
}

.brand,
.footerBrand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand img {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.brand strong {
  font-size: 22px;
  font-weight: 900;
}

.navLinks {
  display: flex;
  align-items: center;
  gap: 30px;
}

.navLinks a {
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  transition: color 0.25s ease;
}

.navLinks a:hover {
  color: var(--orange-light);
}

.navCta,
.primaryButton {
  border-radius: 10px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  color: var(--white);
  font-weight: 800;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.navCta {
  padding: 10px 22px;
  font-size: 13px;
}

.navCta:hover,
.primaryButton:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 38px rgba(255, 92, 0, 0.32);
}

.hero {
  min-height: 100vh;
  padding: 145px 5vw 85px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.heroGlow {
  position: absolute;
  top: -48vw;
  left: 50%;
  width: min(1200px, 110vw);
  aspect-ratio: 1;
  transform: translateX(-50%);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 92, 0, 0.17), transparent 64%);
  pointer-events: none;
}

.heroBadge {
  z-index: 1;
  padding: 8px 18px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid rgba(255, 92, 0, 0.28);
  border-radius: 999px;
  background: rgba(255, 92, 0, 0.08);
  color: var(--orange-light);
  font-size: 13px;
  font-weight: 700;
  animation: riseIn 0.7s ease both;
}

.heroBadge i,
.statusDot {
  width: 8px;
  height: 8px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 6px rgba(255, 92, 0, 0.1);
  animation: dotPulse 1.8s ease-in-out infinite;
}

.hero h1 {
  z-index: 1;
  max-width: 1050px;
  margin: 28px 0 18px;
  font-size: clamp(48px, 6.2vw, 88px);
  font-weight: 900;
  line-height: 1.13;
  letter-spacing: -0.055em;
  animation: riseIn 0.7s 0.08s ease both;
}

.hero h1 em {
  color: var(--orange);
  font-style: normal;
  background: linear-gradient(135deg, var(--orange), #ffad78);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.heroSub {
  z-index: 1;
  max-width: 720px;
  margin: 0;
  color: var(--text);
  font-size: clamp(17px, 1.55vw, 22px);
  line-height: 1.8;
  animation: riseIn 0.7s 0.16s ease both;
}

.heroActions {
  z-index: 1;
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  animation: riseIn 0.7s 0.24s ease both;
}

.primaryButton,
.secondaryButton {
  min-height: 54px;
  padding: 14px 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

.secondaryButton {
  border: 1px solid var(--border);
  border-radius: 10px;
  font-weight: 700;
  transition: color 0.25s ease, border-color 0.25s ease;
}

.secondaryButton:hover {
  color: var(--orange-light);
  border-color: rgba(255, 92, 0, 0.45);
}

.heroStats {
  z-index: 1;
  width: min(700px, 100%);
  margin-top: 68px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  animation: riseIn 0.7s 0.32s ease both;
}

.heroStats > div {
  padding: 0 24px;
  display: grid;
  gap: 4px;
  text-align: center;
}

.heroStats > div + div {
  border-left: 1px solid var(--border);
}

.heroStats strong {
  color: var(--orange-light);
  font-size: clamp(30px, 3.2vw, 46px);
  font-weight: 900;
}

.heroStats span {
  color: var(--muted);
  font-size: 12px;
}

.section {
  padding: 100px 5vw;
}

.sectionHeader {
  max-width: 1200px;
  margin: 0 auto 54px;
  text-align: center;
}

.sectionHeader span {
  padding: 6px 14px;
  display: inline-block;
  border: 1px solid rgba(255, 92, 0, 0.23);
  border-radius: 999px;
  background: rgba(255, 92, 0, 0.08);
  color: var(--orange-light);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.sectionHeader h2 {
  margin: 16px 0 0;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.2;
}

.painSection,
.featureSection,
.historySection {
  background: linear-gradient(180deg, #0d0d0d, #101010);
}

.painGrid,
.featureGrid,
.agentGrid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  gap: 20px;
}

.painGrid {
  grid-template-columns: repeat(4, 1fr);
}

.darkCard {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: var(--card);
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.darkCard::before {
  content: "";
  position: absolute;
  inset: 0 auto auto;
  width: 100%;
  height: 3px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--orange), var(--orange-light));
  transition: transform 0.3s ease;
}

.darkCard:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 92, 0, 0.25);
  background: var(--card-hover);
}

.darkCard:hover::before {
  transform: scaleX(1);
}

.painCard {
  min-height: 260px;
  padding: 30px 26px;
}

.painIcon {
  display: block;
  font-size: 38px;
  line-height: 1;
}

.painCard h3,
.featureCard h3,
.agentCard h3 {
  margin: 30px 0 10px;
  font-size: 21px;
}

.painCard p,
.featureCard p,
.agentCard p {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.8;
}

.aboutSection {
  background: var(--bg);
}

.aboutCard {
  max-width: 760px;
  margin: 0 auto;
  padding: 50px 44px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--card);
  text-align: center;
}

.aboutCard::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 50%;
  width: 190px;
  height: 3px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, var(--orange), var(--orange-light));
}

.aboutAvatar {
  width: 78px;
  height: 78px;
  margin: 0 auto 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
}

.aboutAvatar img {
  width: 45px;
  filter: brightness(0);
}

.aboutCard h3 {
  margin: 0;
  font-size: 28px;
}

.aboutRole {
  margin: 8px 0 25px;
  color: var(--orange-light);
  font-size: 14px;
}

.aboutTags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 9px;
}

.aboutTags span {
  padding: 8px 15px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 13px;
}

.aboutStatement {
  margin: 24px 0 0;
  color: #d8d8d8;
  font-size: 16px;
}

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

.featureCard {
  min-height: 300px;
  padding: 34px 28px;
}

.featureCard:nth-child(4),
.featureCard:nth-child(5),
.featureCard:nth-child(6) {
  grid-column: span 1;
}

.featureIcon {
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  background: rgba(255, 92, 0, 0.1);
  color: var(--orange-light);
  font-size: 25px;
}

.featureCard h3 {
  margin-top: 42px;
}

.agentSection {
  background: var(--bg);
}

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

.commissionCard {
  min-height: 270px;
  padding: 48px 44px;
  grid-column: 1 / -1;
  position: relative;
  overflow: hidden;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--orange), var(--orange-light));
  text-align: center;
}

.commissionCard::after {
  content: "70%起";
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  color: rgba(255, 255, 255, 0.08);
  font-size: clamp(130px, 18vw, 240px);
  font-weight: 900;
}

.commissionCard > * {
  position: relative;
  z-index: 1;
}

.commissionCard > span {
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.15em;
}

.commissionCard h3 {
  margin: 14px 0 10px;
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.25;
}

.commissionCard p {
  max-width: 850px;
  margin: 0 auto;
  font-size: 16px;
}

.agentCard {
  min-height: 220px;
  padding: 28px;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
}

.agentIcon {
  color: var(--orange-light);
  font-size: 26px;
}

.agentCard h3 {
  margin: 2px 0 9px;
}

.historySection {
  min-height: 1160px;
  padding: 110px 6vw;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 7vw;
  align-items: start;
  overflow: visible;
}

.historyCopy {
  position: sticky;
  top: 150px;
  align-self: start;
  margin-top: 245px;
}

.historyCopy > p:first-child {
  margin: 0 0 24px;
  color: var(--orange-light);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.18em;
}

.historyCopy h2 {
  margin: 0;
  font-size: clamp(42px, 4.6vw, 70px);
  line-height: 1.06;
  letter-spacing: -0.055em;
}

.historyCopy h2 span {
  display: block;
  white-space: nowrap;
}

.historyCopy > p:nth-of-type(2) {
  max-width: 610px;
  margin: 38px 0 32px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.9;
}

.historyCopy > a {
  width: max-content;
  padding-bottom: 8px;
  display: flex;
  gap: 22px;
  border-bottom: 2px solid currentColor;
  color: var(--orange-light);
  font-size: 14px;
  font-weight: 900;
}

.activityStack {
  min-height: 1020px;
  position: relative;
}

.activityGhost,
.activityCard {
  width: min(360px, 74vw);
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 24px;
}

.activityGhost {
  min-height: 980px;
  padding: 34px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  background: #191919;
  color: var(--white);
  box-shadow: 0 35px 80px rgba(0, 0, 0, 0.3);
}

.activityGhost span,
.activityCard figcaption span {
  color: var(--orange-light);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.activityGhost strong {
  margin-top: 12px;
  font-size: 22px;
}

.ghostBack {
  transform: translate(-36%, -49%) rotate(9deg);
  opacity: 0.48;
}

.ghostMiddle {
  transform: translate(-43%, -50%) rotate(4deg);
  background: #232323;
  opacity: 0.78;
}

.activityCard {
  margin: 0;
  overflow: hidden;
  transform: translate(-54%, -50%);
  background: #080808;
  box-shadow: 0 42px 90px rgba(0, 0, 0, 0.45);
}

.activityCard img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

.activityCard figcaption {
  min-height: 76px;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: #080808;
}

.activityCard figcaption strong {
  font-size: 13px;
}

.finalCta {
  text-align: center;
  background: var(--bg);
}

.ctaBox {
  max-width: 850px;
  margin: 0 auto;
  padding: 64px 44px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 30px;
  background: var(--card);
}

.ctaBox::before {
  content: "";
  position: absolute;
  top: -180px;
  right: -130px;
  width: 390px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 92, 0, 0.18), transparent 66%);
}

.ctaBox > * {
  position: relative;
  z-index: 1;
}

.ctaBox > span {
  color: var(--orange-light);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.ctaBox h2 {
  margin: 14px 0 10px;
  font-size: clamp(30px, 4vw, 48px);
}

.ctaBox p {
  max-width: 650px;
  margin: 0 auto 30px;
  color: var(--text);
  font-size: 16px;
}

.floatingContact {
  z-index: 110;
  width: 410px;
  min-height: 126px;
  padding: 21px 24px;
  position: fixed;
  right: 28px;
  bottom: 28px;
  display: flex;
  align-items: center;
  gap: 17px;
  overflow: hidden;
  border: 2px solid rgba(255, 92, 0, 0.56);
  border-radius: 19px;
  background: rgba(21, 21, 21, 0.96);
  box-shadow: 0 22px 65px rgba(0, 0, 0, 0.58), 0 0 30px rgba(255, 92, 0, 0.18);
  animation: contactFloat 3.2s cubic-bezier(0.45, 0, 0.2, 1) infinite, contactGlow 1.8s ease-in-out infinite;
}

.floatingContact::after {
  content: "";
  position: absolute;
  top: -50%;
  bottom: -50%;
  left: -42%;
  width: 30%;
  pointer-events: none;
  transform: skewX(-22deg);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.28), transparent);
  animation: contactShine 2.8s ease-in-out infinite;
}

.floatingContact > * {
  position: relative;
  z-index: 1;
}

.floatingContact .statusDot {
  width: 12px;
  height: 12px;
  box-shadow: 0 0 0 8px rgba(255, 92, 0, 0.12), 0 0 18px rgba(255, 92, 0, 0.75);
}

.contactIdentity {
  display: grid;
  flex: 1;
  gap: 2px;
}

.floatingContact strong {
  color: var(--orange-light);
  font-size: 20px;
  line-height: 1.35;
}

.floatingContact small {
  color: var(--text);
  font-size: 13px;
}

.floatingContact [data-contact-name] {
  color: #fff;
  font-weight: 800;
}

.contactUsername {
  color: var(--orange-light) !important;
  font-weight: 700;
}

.floatingContact b {
  color: var(--orange);
  font-size: 24px;
  animation: arrowNudge 1.05s ease-in-out infinite;
}

footer {
  padding: 42px 5vw 130px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 40px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.footerBrand img {
  width: 30px;
}

.footerBrand strong {
  color: var(--white);
  font-size: 21px;
}

footer p {
  margin: 0;
  font-size: 12px;
  line-height: 1.8;
}

footer small {
  font-size: 10px;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes dotPulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.38;
    transform: scale(0.8);
  }
}

@keyframes contactFloat {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(0); }
  18% { transform: translate3d(-2px, -7px, 0) rotate(-0.15deg); }
  38% { transform: translate3d(2px, -18px, 0) rotate(0.45deg); }
  56% { transform: translate3d(-1px, -9px, 0) rotate(-0.25deg); }
  74% { transform: translate3d(1px, -16px, 0) rotate(0.25deg); }
  90% { transform: translate3d(0, -4px, 0) rotate(0); }
}

@keyframes contactFloatMobile {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@keyframes arrowNudge {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(7px); }
}

@keyframes contactGlow {
  0%,
  100% {
    border-color: rgba(255, 92, 0, 0.42);
    box-shadow: 0 22px 65px rgba(0, 0, 0, 0.58), 0 0 24px rgba(255, 92, 0, 0.14);
  }
  50% {
    border-color: rgba(255, 122, 46, 0.92);
    box-shadow: 0 24px 72px rgba(0, 0, 0, 0.62), 0 0 42px rgba(255, 92, 0, 0.38);
  }
}

@keyframes contactShine {
  0%,
  35% {
    left: -42%;
    opacity: 0;
  }
  48% {
    opacity: 1;
  }
  72%,
  100% {
    left: 118%;
    opacity: 0;
  }
}

@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;
  }
}

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

  .painGrid,
  .featureGrid {
    grid-template-columns: repeat(2, 1fr);
  }

  .agentGrid {
    grid-template-columns: 1fr;
  }

  .historySection {
    min-height: auto;
    padding: 90px 24px;
    grid-template-columns: 1fr;
    gap: 65px;
  }

  .historyCopy {
    position: static;
    margin-top: 0;
    text-align: center;
  }

  .historyCopy > p:nth-of-type(2) {
    margin-right: auto;
    margin-left: auto;
  }

  .historyCopy > a {
    margin: 0 auto;
  }

  .commissionCard {
    grid-column: auto;
  }

  footer {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

@media (max-width: 600px) {
  .topNav {
    min-height: 62px;
    padding: 11px 18px;
  }

  .brand img {
    width: 32px;
    height: 32px;
  }

  .brand strong {
    font-size: 19px;
  }

  .navCta {
    padding: 9px 14px;
    font-size: 12px;
  }

  .hero {
    min-height: auto;
    padding: 126px 20px 75px;
  }

  .hero h1 {
    margin-top: 23px;
    font-size: 43px;
    line-height: 1.12;
  }

  .heroSub {
    font-size: 16px;
  }

  .heroActions {
    width: 100%;
    display: grid;
  }

  .primaryButton,
  .secondaryButton {
    width: 100%;
  }

  .heroStats {
    margin-top: 55px;
    gap: 0;
  }

  .heroStats > div {
    padding: 0 9px;
  }

  .heroStats strong {
    font-size: 27px;
  }

  .heroStats span {
    font-size: 10px;
  }

  .section {
    padding: 78px 20px;
  }

  .sectionHeader {
    margin-bottom: 38px;
  }

  .sectionHeader h2 {
    font-size: 32px;
  }

  .painGrid,
  .featureGrid {
    grid-template-columns: 1fr;
  }

  .painCard,
  .featureCard {
    min-height: auto;
  }

  .painCard h3,
  .featureCard h3 {
    margin-top: 25px;
  }

  .aboutCard {
    padding: 38px 20px;
  }

  .aboutCard h3 {
    font-size: 24px;
  }

  .commissionCard {
    padding: 40px 22px;
  }

  .commissionCard h3 {
    font-size: 30px;
  }

  .commissionCard p {
    font-size: 14px;
  }

  .agentCard {
    padding: 24px 20px;
    grid-template-columns: 38px 1fr;
  }

  .historyCopy h2 {
    font-size: 38px;
  }

  .historyCopy h2 span {
    white-space: normal;
  }

  .historyCopy > p:nth-of-type(2) {
    font-size: 14px;
  }

  .activityStack {
    min-height: 920px;
  }

  .activityGhost,
  .activityCard {
    width: min(310px, 82vw);
  }

  .activityGhost {
    min-height: 850px;
  }

  .ctaBox {
    padding: 48px 22px;
  }

  .floatingContact {
    width: 258px;
    min-height: 82px;
    right: 12px;
    bottom: 12px;
    padding: 11px 14px;
    animation: contactFloatMobile 2.8s ease-in-out infinite, contactGlow 1.8s ease-in-out infinite;
  }

  .floatingContact strong {
    font-size: 13px;
  }

  .floatingContact small {
    font-size: 9px;
  }

  footer {
    padding: 38px 20px 110px;
  }
}