:root {
  --bg: #FDFBF7;
  --stone: #ECE8E1;
  --blush: #F6EFF2;
  --plum: #5F4B66;
  --plum-dark: #31253A;
  --red: #B8002D;
  --gold: #D4AF37;
  --moss: #526642;
  --ink: #28232D;
  --muted: #6E6472;
  --line: rgba(95, 75, 102, 0.22);
  --shadow: 0 18px 44px rgba(49, 37, 58, 0.16);
  --shadow-strong: 0 24px 58px rgba(49, 37, 58, 0.22);
  --gold-glow: 0 0 0 3px rgba(212, 175, 55, 0.18);
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(184, 0, 45, 0.18);
  color: var(--plum-dark);
}

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

.icon {
  width: 1.1em;
  height: 1.1em;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

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

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

p {
  margin: 0 0 1rem;
}

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

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 100;
  transform: translateY(-140%);
  padding: 10px 14px;
  background: var(--red);
  color: #fff;
  border-radius: 6px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 251, 247, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.site-header.is-scrolled {
  box-shadow: 0 10px 30px rgba(49, 37, 58, 0.08);
}

.nav {
  width: min(100% - 32px, var(--max));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  font-weight: 800;
  color: var(--plum-dark);
}

.brand-mark {
  width: 56px;
  height: 42px;
  display: block;
  flex: 0 0 auto;
  border: 1px solid var(--gold);
  background: var(--stone);
  border-radius: 6px;
  overflow: hidden;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.brand-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 0.94rem;
  color: var(--plum-dark);
}

.nav-menu a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.nav-menu a:not(.nav-cta)::after {
  content: none;
}

.nav-menu a .icon {
  box-sizing: content-box;
  width: 1em;
  height: 1em;
  padding: 0;
  border-radius: 0;
  background: transparent;
  transition: color 180ms ease;
}

.nav-menu a[aria-current="true"] {
  color: var(--red);
  border-color: rgba(212, 175, 55, 0.72);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
}

.nav-menu a[aria-current="true"] .icon {
  color: var(--red);
  background: transparent;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--red);
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.18);
  transform: translateY(-1px);
}

.nav-menu .nav-cta:hover,
.nav-menu .nav-cta:focus-visible {
  color: #fff;
  border-color: var(--gold);
  background: #9F0027;
}

.nav-menu a:hover .icon,
.nav-menu a:focus-visible .icon {
  color: var(--red);
  background: transparent;
  box-shadow: none;
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--gold);
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.nav-cta .icon,
.button .icon {
  box-sizing: content-box;
  width: 1em;
  height: 1em;
  padding: 5px;
  border-radius: 50%;
  transition: color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.nav-cta {
  color: #fff;
  background: var(--red);
  border-color: var(--gold);
  box-shadow: 0 10px 22px rgba(184, 0, 45, 0.18);
}

.nav-cta .icon {
  background: rgba(255, 255, 255, 0.18);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: var(--stone);
  border-radius: 50%;
  cursor: pointer;
  color: var(--plum-dark);
  transition: color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.nav-toggle .icon {
  width: 22px;
  height: 22px;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  color: #fff;
  background: var(--red);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.22);
  transform: translateY(-1px);
}

.hero {
  position: relative;
  min-height: min(760px, 78svh);
  display: grid;
  align-items: center;
  overflow: hidden;
  background: #151018;
}

.hero-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
  transform: scale(1.01);
  animation: hero-breathe 18s ease-in-out infinite alternate;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(19, 14, 22, 0.92) 0%, rgba(19, 14, 22, 0.72) 45%, rgba(19, 14, 22, 0.28) 100%),
    linear-gradient(0deg, rgba(19, 14, 22, 0.36), rgba(19, 14, 22, 0.08));
}

.hero-content {
  position: relative;
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
  padding: 88px 0 86px;
  color: #fff;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0;
}

.section-kicker {
  text-align: center;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.2;
}

h1 {
  max-width: 760px;
  font-size: clamp(1.9rem, 5vw, 4.2rem);
  color: #fff;
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.48);
}

h2 {
  color: var(--plum-dark);
  font-size: clamp(1.35rem, 3vw, 2.25rem);
}

.section-band h2 {
  text-align: center;
}

h3 {
  color: var(--plum-dark);
  font-size: 1.12rem;
}

.hero-copy {
  width: min(640px, 100%);
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button.primary {
  background: var(--red);
  color: #fff;
  box-shadow: 0 14px 34px rgba(184, 0, 45, 0.28);
}

.button.primary .icon {
  background: rgba(255, 255, 255, 0.18);
}

.button.primary:hover,
.button.primary:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  background: #9F0027;
}

.button.primary:hover .icon,
.button.primary:focus-visible .icon,
.nav-cta:hover .icon,
.nav-cta:focus-visible .icon {
  color: var(--red);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.28);
}

.nav-menu .nav-cta:hover .icon,
.nav-menu .nav-cta:focus-visible .icon {
  color: var(--red);
  background: #fff;
}

.button.ghost {
  color: #fff;
  border-color: rgba(212, 175, 55, 0.72);
  background: rgba(253, 251, 247, 0.08);
}

.button.ghost .icon {
  background: rgba(253, 251, 247, 0.12);
}

.button.ghost:hover,
.button.ghost:focus-visible {
  background: rgba(253, 251, 247, 0.16);
}

.button.ghost:hover .icon,
.button.ghost:focus-visible .icon {
  color: var(--plum-dark);
  background: var(--gold);
  box-shadow: 0 0 0 3px rgba(253, 251, 247, 0.16);
}

.button:hover,
.button:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-1px);
}

.button:hover,
.button:focus-visible {
  box-shadow: var(--shadow-strong);
}

.button:focus-visible,
.nav-cta:focus-visible,
.nav-menu a:focus-visible,
.nav-toggle:focus-visible {
  outline: 3px solid rgba(212, 175, 55, 0.55);
  outline-offset: 3px;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.hero-tags li {
  padding: 7px 12px;
  border: 1px solid rgba(212, 175, 55, 0.48);
  background: rgba(253, 251, 247, 0.1);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.92rem;
  transition: color 180ms ease, border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}

.hero-tags li:hover {
  color: #fff;
  border-color: var(--gold);
  background: rgba(184, 0, 45, 0.34);
  transform: translateY(-2px);
}

.section-band {
  padding: clamp(64px, 8vw, 104px) 0;
  background: var(--bg);
}

.section-band.alt {
  background: var(--stone);
}

.section-inner {
  width: min(100% - 32px, var(--max));
  margin: 0 auto;
}

.two-column,
.image-copy,
.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.86fr);
  align-items: center;
  gap: clamp(28px, 5vw, 64px);
}

.two-column.reverse {
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1fr);
}

.section-lead {
  width: min(780px, 100%);
  margin: 16px auto 0;
  color: var(--muted);
  text-align: center;
}

.feature-figure,
.wide-figure,
.image-copy figure,
.guide-layout figure {
  margin: 0;
}

.feature-figure img,
.wide-figure img,
.image-copy img,
.guide-layout img {
  width: 100%;
  border: 1px solid rgba(95, 75, 102, 0.18);
  border-radius: 8px;
  box-shadow: var(--shadow);
  background: var(--blush);
  transition: transform 260ms ease, filter 260ms ease, box-shadow 260ms ease, border-color 260ms ease;
}

.feature-figure img,
.image-copy img,
.guide-layout img {
  object-position: center;
}

.feature-figure:hover img,
.wide-figure:hover img,
.image-copy figure:hover img,
.guide-layout figure:hover img {
  transform: translateY(-3px) scale(1.012);
  filter: saturate(1.06) contrast(1.03);
  border-color: rgba(212, 175, 55, 0.62);
  box-shadow: var(--shadow-strong);
}

figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

.fact-list {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
}

.fact-list div {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
  transition: border-color 180ms ease, transform 180ms ease;
}

.fact-list div:hover {
  border-color: rgba(212, 175, 55, 0.76);
  transform: translateX(4px);
}

.fact-list dt {
  color: var(--plum);
  font-weight: 800;
}

.fact-list dd {
  margin: 0;
  color: var(--muted);
}

.content-grid,
.feature-grid,
.strategy-list {
  display: grid;
  gap: 16px;
}

.content-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
}

.info-card,
.strategy-list article,
.timeline-item,
.faq-list details {
  background: rgba(253, 251, 247, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease, background-color 220ms ease;
}

.info-card::before,
.strategy-list article::before,
.timeline-item::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: linear-gradient(180deg, var(--gold), var(--red));
  opacity: 0;
  transition: opacity 220ms ease;
}

.info-card:hover,
.strategy-list article:hover,
.timeline-item:hover,
.faq-list details:hover {
  transform: translateY(-4px);
  border-color: rgba(212, 175, 55, 0.66);
  background: rgba(253, 251, 247, 0.9);
  box-shadow: var(--shadow-strong);
}

.info-card:hover::before,
.strategy-list article:hover::before,
.timeline-item:hover::before {
  opacity: 1;
}

.info-card {
  min-height: 184px;
  padding: 24px;
}

.info-card p,
.strategy-list p,
.timeline-item p,
.faq-list p {
  margin: 10px 0 0;
  color: var(--muted);
}

.card-icon {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--red);
  font-weight: 900;
  font-size: 0.86rem;
  transition: color 180ms ease, transform 180ms ease;
}

.info-card:hover .card-icon {
  color: var(--gold);
  transform: translateX(2px);
}

.route-steps {
  display: grid;
  gap: 14px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.route-steps li {
  position: relative;
  padding: 0 0 0 28px;
  color: var(--muted);
}

.route-steps li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 10px;
  height: 10px;
  border: 2px solid var(--gold);
  background: var(--red);
  border-radius: 50%;
}

.route-steps strong {
  color: var(--plum-dark);
}

.strategy-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.strategy-list article {
  padding: 22px;
}

.timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 30px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 24px;
  padding: 26px 28px;
  align-items: start;
}

.timeline-item time {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 12px;
  margin-bottom: 0;
  color: var(--red);
  background: var(--blush);
  border: 1px solid rgba(184, 0, 45, 0.18);
  border-radius: 6px;
  font-weight: 900;
  transition: color 180ms ease, background-color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.timeline-item:hover time {
  color: #fff;
  background: var(--red);
  border-color: var(--gold);
  transform: translateY(-1px);
}

.timeline-copy h3 {
  margin-top: 2px;
}

.timeline-copy ul {
  display: grid;
  gap: 8px;
  margin: 14px 0 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

.timeline-copy li::marker {
  color: var(--red);
}

.faq-list {
  display: grid;
  gap: 12px;
  margin-top: 28px;
}

.faq-list details {
  padding: 0;
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 22px;
  color: var(--plum-dark);
  font-weight: 800;
  list-style: none;
  transition: color 180ms ease, background-color 180ms ease;
}

.faq-list details:hover summary {
  color: var(--red);
  background: rgba(212, 175, 55, 0.08);
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--red);
  font-size: 1.2rem;
}

.faq-list details[open] summary::after {
  content: "−";
}

.faq-list details p {
  padding: 0 22px 20px;
}

.final-cta {
  margin-top: 44px;
  padding: 34px;
  background: var(--plum-dark);
  color: #fff;
  border: 1px solid rgba(212, 175, 55, 0.52);
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: border-color 220ms ease, box-shadow 220ms ease, transform 220ms ease;
}

.final-cta:hover {
  border-color: var(--gold);
  box-shadow: var(--shadow-strong);
  transform: translateY(-3px);
}

.final-cta h2 {
  color: #fff;
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  text-align: center;
}

.final-cta p {
  width: min(740px, 100%);
  margin: 12px auto 22px;
  color: rgba(255, 255, 255, 0.82);
  text-align: center;
}

.final-cta .button {
  margin-inline: auto;
}

.partner-links {
  padding: clamp(46px, 6vw, 72px) 0;
  background: linear-gradient(135deg, var(--plum-dark) 0%, var(--plum) 58%, #7A1736 132%);
  color: #fff;
  text-align: center;
  border-top: 1px solid rgba(212, 175, 55, 0.24);
  border-bottom: 1px solid rgba(212, 175, 55, 0.26);
}

.partner-kicker {
  margin: 0 0 10px;
  color: #8FC7E8;
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0;
}

.partner-links h2 {
  margin: 0;
  color: var(--gold);
  font-size: clamp(1.7rem, 3.6vw, 2.75rem);
  text-align: center;
}

.partner-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 28px;
}

.partner-list a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 46px;
  padding: 10px 20px;
  color: rgba(255, 255, 255, 0.92);
  background: rgba(253, 251, 247, 0.13);
  border: 1px solid rgba(253, 251, 247, 0.24);
  border-radius: 999px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  font-weight: 800;
  transition: transform 200ms ease, color 200ms ease, background-color 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.partner-dot {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #74C8F4;
  box-shadow: 0 0 0 5px rgba(116, 200, 244, 0.15);
}

.partner-list a:hover,
.partner-list a:focus-visible {
  color: #fff;
  background: rgba(184, 0, 45, 0.34);
  border-color: var(--gold);
  box-shadow: 0 14px 34px rgba(49, 37, 58, 0.24), var(--gold-glow);
  transform: translateY(-3px);
}

.partner-list a:hover .partner-dot,
.partner-list a:focus-visible .partner-dot {
  background: var(--gold);
  box-shadow: 0 0 0 5px rgba(212, 175, 55, 0.18);
}

.site-footer {
  background: #19131D;
  color: rgba(255, 255, 255, 0.78);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-inner p {
  margin: 0;
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  font-size: 0.92rem;
}

.footer-inner nav a {
  transition: color 180ms ease;
}

.footer-inner nav a:hover,
.footer-inner nav a:focus-visible {
  color: var(--gold);
}

@keyframes hero-breathe {
  from {
    transform: scale(1.01);
  }
  to {
    transform: scale(1.045);
  }
}

@media (max-width: 1180px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-menu {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 72px;
    display: none;
    padding: 18px;
    background: var(--bg);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .nav-menu.is-open {
    display: grid;
    gap: 10px;
  }

  .nav-menu a {
    padding: 9px 0;
  }

  .two-column,
  .two-column.reverse,
  .image-copy,
  .guide-layout {
    grid-template-columns: 1fr;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  body {
    font-size: 15px;
  }

  .nav {
    width: min(100% - 24px, var(--max));
  }

  .brand-text {
    max-width: 68vw;
  }

  .hero {
    min-height: 74svh;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(19, 14, 22, 0.94) 0%, rgba(19, 14, 22, 0.82) 58%, rgba(19, 14, 22, 0.42) 100%),
      linear-gradient(0deg, rgba(19, 14, 22, 0.34), rgba(19, 14, 22, 0.1));
  }

  .hero-content {
    width: min(100% - 28px, var(--max));
    padding: 70px 0 72px;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-tags li {
    font-size: 0.86rem;
  }

  .section-inner {
    width: min(100% - 28px, var(--max));
  }

  .content-grid,
  .feature-grid,
  .strategy-list,
  .timeline {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 22px;
  }

  .timeline-item time {
    justify-content: flex-start;
    width: fit-content;
  }

  .info-card {
    min-height: auto;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .fact-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .final-cta {
    padding: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }
}