@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700;900&family=ZCOOL+XiaoWei&family=Sora:wght@500;700&display=swap");

:root {
  --ink: #152033;
  --ink-soft: #3a4a63;
  --fog: #eef5fb;
  --sheet: #f8fbff;
  --rose: #e23d5d;
  --rose-deep: #b91c3c;
  --tide: #0f8f86;
  --sky: #2aa8d8;
  --sun: #f0b429;
  --line: rgba(21, 32, 51, 0.1);
  --glass: rgba(255, 255, 255, 0.62);
  --shadow: 0 18px 50px rgba(21, 32, 51, 0.1);
  --radius: 22px;
  --nav-h: 64px;
  --max: 1120px;
  --font-brand: "ZCOOL XiaoWei", "Noto Sans SC", serif;
  --font-body: "Noto Sans SC", sans-serif;
  --font-ui: "Sora", "Noto Sans SC", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background:
    radial-gradient(900px 480px at 8% -10%, rgba(226, 61, 93, 0.16), transparent 60%),
    radial-gradient(700px 420px at 96% 4%, rgba(15, 143, 134, 0.14), transparent 55%),
    radial-gradient(600px 380px at 50% 100%, rgba(42, 168, 216, 0.12), transparent 50%),
    linear-gradient(180deg, #f4f9ff 0%, #fff8fa 48%, #f3fbfa 100%);
  line-height: 1.85;
  min-height: 100vh;
}

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

a {
  color: var(--tide);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--rose);
}

.orbit-skip {
  position: absolute;
  left: -999px;
  top: 0;
}

.orbit-skip:focus {
  left: 12px;
  top: 12px;
  z-index: 100;
  background: #fff;
  padding: 8px 12px;
}

.orbit-shell {
  width: min(100% - 32px, var(--max));
  margin-inline: auto;
}

.orbit-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--nav-h);
  overflow: visible;
  backdrop-filter: blur(16px);
  background: rgba(248, 251, 255, 0.78);
  border-bottom: 1px solid var(--line);
}

.orbit-nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.orbit-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-family: var(--font-brand);
  font-size: 1.35rem;
  letter-spacing: 0.02em;
}

.orbit-brand img {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(226, 61, 93, 0.25);
}

.orbit-burger {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.85);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  flex-shrink: 0;
}

.orbit-burger span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.orbit-burger.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.orbit-burger.is-open span:nth-child(2) {
  opacity: 0;
}

.orbit-burger.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.orbit-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: center;
  justify-content: flex-end;
}

.orbit-menu a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  padding: 6px 2px;
  position: relative;
}

.orbit-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--rose), var(--tide));
  transition: width 0.25s ease;
}

.orbit-menu a:hover,
.orbit-menu a.is-on {
  color: var(--ink);
}

.orbit-menu a:hover::after,
.orbit-menu a.is-on::after {
  width: 100%;
}

.orbit-promo {
  padding: 14px 0 6px;
}

.orbit-promo-frame {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--glass);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  padding: 12px 10px 8px;
}

.orbit-promo-title {
  margin: 0 0 8px;
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
  font-family: var(--font-ui);
  letter-spacing: 0.04em;
}

.orbit-ads {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px 8px;
  background: transparent;
}

.orbit-ads > div {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 72px;
  flex: 0 0 auto;
}

.orbit-ads figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.orbit-ads a {
  display: block;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  text-decoration: none;
}

.orbit-ads img {
  width: 64px;
  height: 64px;
  max-width: none;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
  box-shadow: 0 8px 18px rgba(21, 32, 51, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  background: #fff;
}

.orbit-ads img:hover {
  transform: translateY(-4px) scale(1.04);
  box-shadow: 0 12px 24px rgba(21, 32, 51, 0.18);
}

.orbit-ads .caption {
  height: 16px;
  margin-top: 4px;
  font-size: 11px;
  color: #666;
  text-align: center;
  max-width: 100px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.orbit-sticky {
  position: sticky;
  top: var(--nav-h);
  z-index: 40;
  display: none;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: 8px 0;
}

.orbit-sticky.is-show {
  display: block;
  animation: orbitDrop 0.35s ease;
}

@keyframes orbitDrop {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.orbit-sticky .orbit-ads {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px 6px;
  justify-items: center;
  align-items: start;
  width: 100%;
}

.orbit-sticky .orbit-ads > div {
  width: 100%;
  min-width: 0;
  max-width: none;
  flex: none;
  box-sizing: border-box;
}

.orbit-sticky .orbit-ads a,
.orbit-sticky .orbit-ads img {
  width: 64px;
  height: 64px;
  max-width: none;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
}

.orbit-hero {
  padding: 42px 0 28px;
  position: relative;
  overflow: hidden;
}

.orbit-hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}

.orbit-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-ui);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--tide);
  margin-bottom: 12px;
}

.orbit-kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  background: linear-gradient(90deg, var(--rose), var(--tide));
}

.orbit-hero h1 {
  margin: 0;
  font-family: var(--font-brand);
  font-size: clamp(2rem, 6vw, 3.2rem);
  line-height: 1.25;
  letter-spacing: 0.01em;
  background: linear-gradient(120deg, var(--ink) 20%, var(--rose) 55%, var(--tide) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.orbit-lead {
  margin: 16px 0 0;
  font-size: 1.05rem;
  color: var(--ink-soft);
  max-width: 36em;
}

.orbit-hero-art {
  position: relative;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.7);
  transform: translateY(0);
  animation: orbitFloat 5.5s ease-in-out infinite;
}

.orbit-hero-art img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top center;
}

.orbit-hero-glow {
  position: absolute;
  inset: auto -20% -30% -20%;
  height: 55%;
  background: linear-gradient(0deg, rgba(15, 143, 134, 0.35), transparent);
  pointer-events: none;
}

@keyframes orbitFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.orbit-crumb {
  padding: 18px 0 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.orbit-crumb a {
  color: var(--ink-soft);
  text-decoration: none;
}

.orbit-crumb a:hover {
  color: var(--rose);
}

.orbit-crumb span {
  margin: 0 6px;
  opacity: 0.5;
}

.orbit-section {
  padding: 42px 0;
}

.orbit-section h2 {
  margin: 0 0 14px;
  font-family: var(--font-brand);
  font-size: clamp(1.55rem, 3.5vw, 2.1rem);
  line-height: 1.35;
}

.orbit-section h3 {
  margin: 28px 0 10px;
  font-size: 1.2rem;
  color: var(--ink);
}

.orbit-prose p {
  margin: 0 0 1.05em;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.orbit-prose strong {
  color: var(--ink);
  font-weight: 700;
}

.orbit-split {
  display: grid;
  gap: 28px;
  align-items: center;
}

.orbit-split.is-flip .orbit-media {
  order: -1;
}

.orbit-media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  background: #fff;
  position: relative;
}

.orbit-media img {
  width: 100%;
  aspect-ratio: 9 / 16;
  max-height: 560px;
  object-fit: cover;
  object-position: top center;
}

.orbit-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 70%, rgba(21, 32, 51, 0.08));
  pointer-events: none;
}

.orbit-glass {
  background: var(--glass);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.75);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.orbit-cards {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}

.orbit-card {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 20px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.orbit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.orbit-card h3 {
  margin: 0 0 8px;
  font-size: 1.12rem;
}

.orbit-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.orbit-mosaic {
  display: grid;
  gap: 16px;
}

.orbit-tile {
  display: grid;
  gap: 14px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  padding: 14px;
}

.orbit-tile img {
  border-radius: 14px;
  width: 100%;
  aspect-ratio: 9 / 14;
  object-fit: cover;
  object-position: top center;
}

.orbit-tile h3 {
  margin: 0;
  font-size: 1.08rem;
}

.orbit-tile p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

.orbit-band {
  margin: 20px 0;
  padding: 28px 22px;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(226, 61, 93, 0.1), rgba(15, 143, 134, 0.12)),
    rgba(255, 255, 255, 0.55);
  border: 1px solid var(--line);
}

.orbit-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.orbit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  border: none;
  background: linear-gradient(120deg, var(--rose), #ff7a59);
  color: #fff !important;
  text-decoration: none !important;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 12px 28px rgba(226, 61, 93, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.orbit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(226, 61, 93, 0.35);
}

.orbit-btn.is-soft {
  background: #fff;
  color: var(--ink) !important;
  border: 1px solid var(--line);
  box-shadow: none;
}

.orbit-footer {
  margin-top: 40px;
  padding: 36px 0 48px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.orbit-footer-grid {
  display: grid;
  gap: 24px;
}

.orbit-footer h2 {
  margin: 0 0 10px;
  font-family: var(--font-brand);
  font-size: 1.3rem;
}

.orbit-footer p,
.orbit-footer li {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.orbit-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.orbit-footer a {
  color: var(--ink-soft);
  text-decoration: none;
}

.orbit-footer a:hover {
  color: var(--rose);
}

.orbit-copy {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-size: 0.84rem;
  color: #6b7a90;
}

.orbit-error {
  min-height: 62vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 48px 0;
}

.orbit-error h1 {
  margin: 0;
  font-family: var(--font-brand);
  font-size: clamp(2.4rem, 8vw, 4rem);
  background: linear-gradient(120deg, var(--rose), var(--tide));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.orbit-error p {
  color: var(--ink-soft);
  max-width: 28em;
  margin: 12px auto 22px;
}

.orbit-legal h2 {
  margin-top: 36px;
}

.orbit-legal ul {
  padding-left: 1.2em;
  color: var(--ink-soft);
}

.orbit-legal li {
  margin-bottom: 0.55em;
}

.orbit-pulse {
  animation: orbitPulse 2.8s ease-in-out infinite;
}

@keyframes orbitPulse {
  0%,
  100% {
    filter: saturate(1);
  }
  50% {
    filter: saturate(1.15) brightness(1.03);
  }
}

@media (min-width: 760px) {
  .orbit-hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }

  .orbit-split {
    grid-template-columns: 1fr 1fr;
  }

  .orbit-split.is-flip .orbit-media {
    order: 0;
  }

  .orbit-split.is-flip .orbit-copyblock {
    order: -1;
  }

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

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

  .orbit-footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .orbit-menu {
    gap: 8px 18px;
  }
}

@media (min-width: 980px) {
  .orbit-mosaic {
    grid-template-columns: repeat(3, 1fr);
  }

  .orbit-media img {
    max-height: 620px;
  }
}

@media (max-width: 860px) {
  .orbit-burger {
    display: inline-flex;
  }

  .orbit-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    z-index: 60;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 16px 16px;
    background: rgba(248, 251, 255, 0.96);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 32px rgba(21, 32, 51, 0.08);
  }

  .orbit-menu.is-open {
    display: flex;
  }

  .orbit-menu a {
    font-size: 0.95rem;
    padding: 12px 4px;
    border-bottom: 1px solid var(--line);
  }

  .orbit-menu a:last-child {
    border-bottom: none;
  }

  .orbit-menu a::after {
    display: none;
  }

  .orbit-nav {
    position: sticky;
  }

  .orbit-nav-inner {
    position: relative;
  }
}

@media (max-width: 640px) {
  .orbit-hero {
    padding-top: 28px;
  }
}