:root {
  --ink: #123248;
  --deep: #0e4455;
  --muted: #55707d;
  --paper: #eef7fa;
  --serif: Georgia, 'Times New Roman', 'Noto Serif SC', serif;
  font-family: Arial, 'Noto Sans SC', sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
}
a {
  color: inherit;
  text-decoration: none;
}

.xianjiji-page {
  overflow: hidden;
  background: var(--paper);
}
.xianjiji-header {
  position: fixed;
  z-index: 10;
  inset: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1180px;
  height: 64px;
  margin: auto;
  padding: 0 24px;
  color: #123248;
}
.xianjiji-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 700;
}
.xianjiji-brand-mark {
  display: inline-flex;
  align-items: end;
  justify-content: center;
  gap: 2px;
  width: 30px;
  height: 25px;
}
.xianjiji-brand-mark i {
  display: block;
  width: 6px;
  border-radius: 8px 8px 0 0;
  background: var(--deep);
  transform: skew(-18deg);
}
.xianjiji-brand-mark i:nth-child(1) {
  height: 10px;
}
.xianjiji-brand-mark i:nth-child(2) {
  height: 20px;
}
.xianjiji-brand-mark i:nth-child(3) {
  height: 14px;
}
.xianjiji-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 13px;
  font-weight: 600;
}
.xianjiji-nav a {
  opacity: 0.72;
  transition: opacity 0.2s ease;
}
.xianjiji-nav a:hover {
  opacity: 1;
}
.xianjiji-nav .xianjiji-sign-in {
  padding: 9px 16px;
  border-radius: 999px;
  color: #fff;
  background: #07151a;
  opacity: 1;
}

.xianjiji-hero {
  position: relative;
  min-height: min(900px, 88svh);
  background: #cfe8f1;
  isolation: isolate;
}
.xianjiji-hero-backdrop {
  position: absolute;
  inset: 0;
  background: url('/__xianjiji_home/static/image/xianjiji-hero-v2.webp')
    center / cover no-repeat;
}
.xianjiji-hero-backdrop::after {
  position: absolute;
  inset: 0;
  content: '';
  background: linear-gradient(
    180deg,
    rgb(234 248 251 / 0.26),
    rgb(235 248 251 / 0.08) 45%,
    rgb(217 238 244 / 0.48)
  );
}
.xianjiji-crane {
  position: absolute;
  z-index: 2;
  top: 27%;
  left: 67%;
  width: 150px;
  height: 100px;
  background: url('/__xianjiji_home/static/image/xianjiji-crane-flap-sprite.webp')
    center / 400% 200% no-repeat;
  filter: drop-shadow(0 18px 16px rgb(31 74 91 / 0.1));
  animation:
    crane-flight 24s linear infinite,
    crane-flap 0.96s steps(1) infinite;
}
.xianjiji-hero-content {
  position: relative;
  z-index: 3;
  display: flex;
  min-height: min(900px, 88svh);
  max-width: 900px;
  margin: auto;
  padding: 150px 24px 80px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
}
.xianjiji-eyebrow,
.xianjiji-kicker {
  margin: 0;
  color: var(--deep);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
}
.xianjiji-hero h1 {
  max-width: 840px;
  margin: 18px auto 0;
  color: #123b50;
  font-family: var(--serif);
  font-size: clamp(48px, 6vw, 88px);
  font-weight: 700;
  line-height: 1.04;
  text-shadow: 0 2px 28px rgb(255 255 255 / 0.7);
}
.xianjiji-hero-copy {
  max-width: 560px;
  margin: 22px auto 0;
  color: #466b79;
  font-size: 18px;
  line-height: 1.7;
}
.xianjiji-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 30px;
}
.xianjiji-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
}
.xianjiji-button-primary {
  color: #fff;
  background: #0b5968;
  box-shadow: 0 12px 22px rgb(11 89 104 / 0.18);
}
.xianjiji-button-secondary {
  color: #294e5d;
  border-color: rgb(110 162 177 / 0.3);
  background: rgb(255 255 255 / 0.65);
}
.xianjiji-scroll-cue {
  display: inline-flex;
  gap: 8px;
  margin-top: 32px;
  color: #557d89;
  font-size: 12px;
}

.xianjiji-feature-band {
  padding: clamp(72px, 8vw, 116px) max(24px, calc((100vw - 1680px) / 2));
  background: #f7f8f6;
}
.xianjiji-feature-layout {
  display: grid;
  max-width: 1680px;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: clamp(40px, 6vw, 104px);
  margin: 0 auto;
}
.xianjiji-feature-intro {
  padding: 24px 0;
}
.xianjiji-feature-intro h2 {
  max-width: 720px;
  margin: 20px 0 24px;
  color: #111820;
  font-family: var(--serif);
  font-size: clamp(42px, 5.1vw, 78px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.2;
}
.xianjiji-feature-lead {
  max-width: 520px;
  margin: 0;
  color: #5c6269;
  font-size: clamp(16px, 1.25vw, 20px);
  line-height: 1.9;
}
.xianjiji-feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}
.xianjiji-feature-tags span {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 0 16px;
  border: 1px solid rgb(18 50 72 / 12%);
  border-radius: 999px;
  color: #59666c;
  background: rgb(255 255 255 / 72%);
  font-size: 14px;
  line-height: 1;
}
.xianjiji-feature-list {
  position: relative;
  display: grid;
  padding: 20px clamp(24px, 3vw, 48px);
  margin: 0;
  border: 1px solid rgb(18 50 72 / 12%);
  border-radius: 14px;
  background: linear-gradient(
    145deg,
    rgb(255 255 255 / 96%),
    rgb(255 255 255 / 76%)
  );
  box-shadow: 0 22px 70px rgb(35 57 62 / 6%);
  list-style: none;
}
.xianjiji-feature-list::before {
  position: absolute;
  top: 55px;
  bottom: 55px;
  left: calc(clamp(24px, 3vw, 48px) + 42px);
  width: 1px;
  background: linear-gradient(
    180deg,
    transparent,
    rgb(101 127 255 / 28%) 12%,
    rgb(101 127 255 / 28%) 88%,
    transparent
  );
  content: '';
}
.xianjiji-feature-item {
  position: relative;
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  align-items: start;
  gap: clamp(18px, 2vw, 34px);
  padding: 24px 0;
  border-bottom: 1px solid rgb(18 50 72 / 10%);
}
.xianjiji-feature-item:last-child {
  border-bottom: 0;
  padding-bottom: 14px;
}
.xianjiji-feature-number {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: 84px;
  min-height: 36px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgb(101 127 255 / 20%);
  border-radius: 999px;
  color: #6378ef;
  background: #fbfbff;
  box-shadow: 0 7px 24px rgb(78 92 180 / 7%);
  font-size: 14px;
  font-weight: 750;
  letter-spacing: 0.03em;
}
.xianjiji-feature-item h3 {
  margin: -2px 0 8px;
  color: #14181c;
  font-family: var(--serif);
  font-size: clamp(21px, 2vw, 30px);
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.4;
}
.xianjiji-feature-item p {
  max-width: 680px;
  margin: 0;
  color: #5b626b;
  font-size: clamp(14px, 1.13vw, 18px);
  line-height: 1.85;
}
.xianjiji-cta {
  display: flex;
  min-height: 270px;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  padding: 64px max(24px, calc((100vw - 1680px) / 2));
  background: #d9eef2;
}
.xianjiji-cta-copy {
  max-width: 900px;
}
.xianjiji-cta h2 {
  margin: 12px 0 8px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(34px, 4vw, 58px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.xianjiji-cta-copy > p:last-child {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}
.xianjiji-footer {
  padding: 54px max(24px, calc((100vw - 1180px) / 2)) 30px;
  background: #fff;
}
.xianjiji-footer-brand {
  display: grid;
  grid-template-columns: auto auto;
  align-items: center;
  justify-content: start;
  column-gap: 8px;
  font-size: 14px;
}
.xianjiji-footer-brand .xianjiji-brand-mark {
  grid-row: span 2;
}
.xianjiji-footer-brand small {
  grid-column: 2;
  color: #81939a;
  font-size: 12px;
}
.xianjiji-footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 52px;
  padding-top: 22px;
  border-top: 1px solid #edf1f2;
  color: #a7b1b4;
  font-size: 11px;
}

@keyframes crane-flight {
  0%,
  100% {
    transform: translate3d(0, 0, 0) rotate(-5deg);
    opacity: 0;
  }
  5%,
  84% {
    opacity: 0.9;
  }
  84% {
    transform: translate3d(calc(100vw + 220px), 64px, 0) rotate(1deg);
  }
  90% {
    transform: translate3d(0, 0, 0) rotate(-5deg);
    opacity: 0;
  }
}
@keyframes crane-flap {
  0% {
    background-position: 0 0;
  }
  12.5% {
    background-position: 33.333% 0;
  }
  25% {
    background-position: 66.667% 0;
  }
  37.5% {
    background-position: 100% 0;
  }
  50% {
    background-position: 0 100%;
  }
  62.5% {
    background-position: 33.333% 100%;
  }
  75% {
    background-position: 66.667% 100%;
  }
  87.5%,
  100% {
    background-position: 100% 100%;
  }
}
@media (max-width: 700px) {
  .xianjiji-header {
    padding: 0 16px;
  }
  .xianjiji-nav {
    gap: 10px;
  }
  .xianjiji-nav a:not(.xianjiji-sign-in) {
    display: none;
  }
  .xianjiji-hero {
    min-height: 700px;
  }
  .xianjiji-hero-backdrop {
    background-position: 53% center;
  }
  .xianjiji-hero-content {
    padding-top: 112px;
  }
  .xianjiji-hero h1 {
    font-size: 48px;
  }
  .xianjiji-hero-copy {
    font-size: 15px;
  }
  .xianjiji-feature-band {
    padding: 68px 20px;
  }
  .xianjiji-feature-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }
  .xianjiji-feature-intro {
    padding: 0;
  }
  .xianjiji-feature-intro h2 {
    margin: 16px 0 18px;
    font-size: clamp(36px, 9vw, 54px);
  }
  .xianjiji-feature-lead {
    font-size: 16px;
  }
  .xianjiji-feature-tags {
    gap: 8px;
    margin-top: 22px;
  }
  .xianjiji-feature-tags span {
    min-height: 34px;
    padding: 0 12px;
    font-size: 12px;
  }
  .xianjiji-feature-list {
    padding: 12px 18px;
    border-radius: 12px;
  }
  .xianjiji-feature-list::before {
    left: 49px;
    top: 38px;
    bottom: 38px;
  }
  .xianjiji-feature-item {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 14px;
    padding: 20px 0;
  }
  .xianjiji-feature-number {
    width: 62px;
    min-height: 28px;
    font-size: 12px;
  }
  .xianjiji-feature-item h3 {
    margin-bottom: 5px;
    font-size: 20px;
  }
  .xianjiji-feature-item p {
    font-size: 13px;
  }
  .xianjiji-cta {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    gap: 24px;
    padding: 60px 20px;
  }
  .xianjiji-cta h2 {
    font-size: clamp(34px, 8.5vw, 46px);
  }
  .xianjiji-footer-bottom {
    flex-direction: column;
  }
  .xianjiji-crane {
    top: 24%;
    left: 64%;
    width: 112px;
    height: 75px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .xianjiji-crane {
    animation: none;
    opacity: 0.85;
  }
}

/* Provider showcase is homepage content; the separate pricing navigation link
   still follows the existing header-module visibility setting. */
.xianjiji-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.xianjiji-provider-showcase {
  position: relative;
  padding: 36px 0 30px;
  overflow: hidden;
  background: #f8fbfb;
}

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

.xianjiji-provider-panel {
  width: min(1348px, calc(100% - 48px));
  margin: 0 auto;
  padding: 24px 30px;
  border: 1px solid rgb(26 54 65 / 10%);
  border-radius: 20px;
  background: rgb(255 255 255 / 88%);
  box-shadow: 0 10px 36px rgb(28 60 71 / 4%);
}

.xianjiji-provider-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.xianjiji-provider-item {
  display: flex;
  min-width: 0;
  min-height: 120px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 7px;
  color: var(--provider-color, #263d4b);
  text-align: center;
}

.xianjiji-provider-icon {
  width: 40px;
  height: 40px;
  flex: none;
}

.xianjiji-provider-name {
  color: #101820;
  font-size: 16px;
  font-weight: 750;
  line-height: 1.2;
}

.xianjiji-provider-company {
  color: #68777e;
  font-size: 13px;
  line-height: 1.3;
}

.xianjiji-provider-marquees {
  display: grid;
  gap: 8px;
  margin-top: 24px;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent,
    #000 8%,
    #000 92%,
    transparent
  );
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 8%,
    #000 92%,
    transparent
  );
}

.xianjiji-marquee-row {
  overflow: hidden;
}

.xianjiji-marquee-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: xianjiji-marquee-left 38s linear infinite;
}

.xianjiji-marquee-row-2 .xianjiji-marquee-track {
  animation-name: xianjiji-marquee-right;
  animation-duration: 44s;
}

.xianjiji-marquee-group {
  display: flex;
  width: max(100vw, 1348px);
  flex: none;
  align-items: center;
  justify-content: space-around;
  gap: 28px;
  padding: 0 5vw;
}

.xianjiji-marquee-item {
  display: inline-flex;
  min-width: max-content;
  align-items: center;
  gap: 10px;
  color: #8b9296;
  font-size: 15px;
  font-weight: 700;
  opacity: 0.68;
}

.xianjiji-marquee-item svg {
  width: 28px;
  height: 28px;
  flex: none;
}

.xianjiji-marquee-row:hover .xianjiji-marquee-track,
.xianjiji-marquee-row:focus-within .xianjiji-marquee-track {
  animation-play-state: paused;
}

@keyframes xianjiji-marquee-left {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@keyframes xianjiji-marquee-right {
  from {
    transform: translateX(-50%);
  }
  to {
    transform: translateX(0);
  }
}

@media (max-width: 700px) {
  .xianjiji-provider-showcase {
    padding-top: 24px;
  }
  .xianjiji-provider-panel {
    width: calc(100% - 32px);
    padding: 16px 12px;
    border-radius: 16px;
  }
  .xianjiji-provider-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    row-gap: 8px;
  }
  .xianjiji-provider-item {
    min-height: 102px;
    gap: 5px;
  }
  .xianjiji-provider-icon {
    width: 32px;
    height: 32px;
  }
  .xianjiji-provider-name {
    font-size: 14px;
  }
  .xianjiji-provider-company {
    font-size: 11px;
  }
  .xianjiji-provider-marquees {
    margin-top: 18px;
  }
  .xianjiji-marquee-group {
    width: max(100vw, 900px);
  }
}

@media (max-width: 360px) {
  .xianjiji-provider-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .xianjiji-provider-marquees {
    -webkit-mask-image: none;
    mask-image: none;
  }

  .xianjiji-marquee-row {
    overflow-x: auto;
    scrollbar-width: none;
  }

  .xianjiji-marquee-row::-webkit-scrollbar {
    display: none;
  }

  .xianjiji-marquee-track {
    width: max-content;
    animation: none;
  }

  .xianjiji-marquee-group[aria-hidden='true'] {
    display: none;
  }
}

.provider-openai,
.provider-grok,
.provider-glm {
  --provider-color: #111827;
}

.provider-claude {
  --provider-color: #d97757;
}

.provider-gemini {
  --provider-color: #4285f4;
}

.provider-deepseek {
  --provider-color: #4b72ff;
}