:root {
  --blue-950: #071a4c;
  --blue-850: #083091;
  --blue-650: #075eda;
  --cyan-500: #13adc4;
  --teal-500: #1cbfa6;
  --gold-400: #f3bd43;
  --ink: #17233a;
  --muted: #607086;
  --line: #dbe6f3;
  --paper: #f7fbff;
  --white: #fff;
  --shadow: 0 20px 54px rgba(10, 50, 110, .13);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
}

img {
  user-select: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(219, 230, 243, .92);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(18px);
}

.header-inner {
  width: min(1120px, calc(100% - 36px));
  min-height: 92px;
  margin: 0 auto;
  padding: 10px 0;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: clamp(22px, 5vw, 64px);
}

.brand {
  display: inline-flex;
  align-items: stretch;
  gap: 12px;
  min-width: 0;
}

.brand-avatar {
  display: block;
  width: clamp(54px, 5.2vw, 72px);
  height: clamp(64px, 6vw, 84px);
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-text {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-self: stretch;
  gap: clamp(20px, 1.5vw, 28px);
  min-width: 0;
}

.brand-text strong {
  color: var(--blue-950);
  font-size: clamp(24px, 2.35vw, 35px);
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
  transform: translateY(20px);
}

.brand-text span {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #607086;
  font-size: clamp(12px, 1vw, 15px);
  font-weight: 800;
  line-height: 1.1;
  white-space: nowrap;
}

.brand-text span::before,
.brand-text span::after {
  content: "";
  width: 38px;
  height: 1px;
  background: #8ba0ba;
}

.brand-text small {
  color: var(--blue-650);
  font-size: clamp(10px, .8vw, 12px);
  font-weight: 900;
  letter-spacing: .02em;
  line-height: 1;
  text-transform: none;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: clamp(18px, 3vw, 42px);
  color: #2d3f5d;
  font-size: 16px;
  font-weight: 700;
  white-space: nowrap;
}

.nav-links a {
  padding: 10px 0;
}

.nav-links a:hover,
.nav-links a.is-active {
  color: var(--blue-650);
}

.hero {
  --hero-content-shift: 20px;
  --hero-frame-width: min(1120px, calc(100vw - 36px));
  position: relative;
  width: 100vw;
  aspect-ratio: 3694 / 1400;
  min-height: 0;
  margin-left: calc(50% - 50vw);
  overflow: hidden;
  isolation: isolate;
  background: #fff;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: transparent;
  pointer-events: none;
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  opacity: .22;
}

.hero-shade {
  z-index: -1;
  background: transparent;
}

.hero-content {
  width: fit-content;
  max-width: calc(100% - 36px);
  min-height: 0;
  height: 100%;
  margin-left: calc(((100vw - var(--hero-frame-width)) / 2) + var(--hero-content-shift));
  margin-right: auto;
  padding: clamp(30px, 4vw, 56px) 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  text-align: left;
  transform: translateY(-20px);
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--blue-650);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  width: max-content;
  max-width: 100%;
  max-width: none;
  margin: 0;
  color: #050505;
  font-size: clamp(42px, 5.7vw, 76px);
  line-height: 1.02;
  letter-spacing: 0;
  white-space: nowrap;
  -webkit-text-stroke: 2px rgba(255, 255, 255, .94);
  paint-order: stroke fill;
  text-shadow:
    0 0 2px rgba(255, 255, 255, .98),
    0 5px 16px rgba(255, 255, 255, .92),
    0 14px 32px rgba(0, 0, 0, .14);
}

.hero-copy {
  max-width: 720px;
  margin: 24px 0 0;
  color: #31445f;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.72;
}

.hero-tags {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  gap: 10px;
}

.hero-year {
  position: static;
  width: max-content;
  max-width: 100%;
  margin: clamp(36px, 4vw, 56px) 0 0 auto;
  transform: none;
  color: #e81816;
  font-size: clamp(34px, 4.6vw, 64px);
  font-weight: 500;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  align-self: flex-end;
  gap: .28em;
  text-align: right;
  white-space: nowrap;
  text-shadow:
    0 1px 0 rgba(255, 255, 255, .94),
    0 4px 14px rgba(255, 255, 255, .74);
}

.year-arrow {
  position: relative;
  display: inline-block;
  width: 1.9em;
  height: .72em;
  flex: 0 0 auto;
}

.year-arrow::before,
.year-arrow::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  background: currentColor;
}

.year-arrow::before {
  left: 0;
  height: .08em;
  transform: translateY(-50%);
}

.year-arrow::after {
  width: .46em;
  height: .46em;
  border-top: .08em solid currentColor;
  border-right: .08em solid currentColor;
  background: transparent;
  transform: translateY(-50%) rotate(45deg);
}

.card-tags {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}

.hero-tags {
  margin-top: 30px;
}

.hero-tags a,
.card-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 13px;
  border: 1px solid rgba(7, 94, 218, .18);
  border-radius: 8px;
  background: rgba(255, 255, 255, .94);
  color: #253653;
  font-weight: 800;
}

.hero-tags a {
  min-height: 52px;
  padding: 11px 18px;
  font-size: clamp(16px, 1.25vw, 19px);
  box-shadow: 0 10px 26px rgba(7, 26, 76, .08);
}

.card-tags span {
  flex-direction: row;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 58px;
  padding: 10px 15px;
  font-size: 17px;
  max-width: 100%;
  white-space: normal;
  line-height: 1.28;
}

.card-tags span strong,
.support-grid button strong {
  font: inherit;
}

.card-tags span small,
.support-grid button small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.35;
}

.hero-tags a:hover,
.hero-tags a.is-active {
  border-color: rgba(7, 94, 218, .48);
  color: #075eda;
  background: rgba(255, 255, 255, .98);
  box-shadow: 0 12px 30px rgba(7, 94, 218, .12);
}

.section {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(66px, 9vw, 108px) 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.section-heading h2 {
  margin: 0;
  color: var(--blue-950);
  font-size: clamp(32px, 4.4vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
}

.business-section {
  border-bottom: 1px solid var(--line);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.business-card {
  display: grid;
  grid-template-rows: auto auto minmax(170px, auto) auto;
  align-content: start;
  min-height: 382px;
  scroll-margin-top: 120px;
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
  cursor: pointer;
}

.business-card:focus-visible {
  outline: 3px solid rgba(7, 94, 218, .34);
  outline-offset: 3px;
}

.business-card.featured {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(7, 26, 76, .95), rgba(8, 59, 159, .9)),
    linear-gradient(135deg, var(--blue-950), var(--blue-850));
}

.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 32px;
  border-radius: 8px;
  color: var(--blue-650);
  background: #eaf4ff;
  font-weight: 900;
}

.featured .card-number {
  color: #ffcf68;
  background: rgba(245, 189, 61, .14);
}

.business-card h3 {
  margin: 22px 0 12px;
  color: var(--blue-950);
  font-size: clamp(25px, 2.5vw, 34px);
  line-height: 1.12;
}

.featured h3 {
  color: var(--white);
}

.business-card p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
}

.featured p {
  color: rgba(255, 255, 255, .8);
}

.card-tags {
  margin-top: 0;
}

.featured .card-tags span {
  border-color: rgba(255, 255, 255, .18);
  background: rgba(255, 255, 255, .1);
  color: rgba(255, 255, 255, .9);
}

.featured .card-tags span small {
  color: rgba(255, 255, 255, .7);
}

.news-section {
  scroll-margin-top: 118px;
  padding-top: clamp(44px, 6vw, 72px);
  padding-bottom: clamp(44px, 6vw, 72px);
  border-bottom: 1px solid var(--line);
}

.news-heading {
  display: grid;
  gap: 12px;
  max-width: none;
  margin-bottom: 22px;
}

.news-list {
  display: grid;
  gap: 10px;
}

.news-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  align-items: center;
  gap: 22px;
  min-height: 84px;
  padding: 15px 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(10, 50, 110, .06);
  transition: border-color .18s ease, background .18s ease, box-shadow .18s ease;
}

.news-row:hover {
  border-color: rgba(7, 94, 218, .38);
  background: #fbfdff;
  box-shadow: 0 14px 38px rgba(10, 50, 110, .1);
}

.news-row time {
  display: grid;
  gap: 4px;
  color: var(--blue-650);
  font-weight: 900;
  line-height: 1.2;
}

.news-row time span {
  font-size: 15px;
}

.news-row time small {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.news-copy a {
  display: inline-block;
  color: var(--blue-950);
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: 900;
  line-height: 1.28;
}

.news-copy a:hover {
  color: var(--blue-650);
}

.news-copy p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.55;
}

.support-section {
  padding-top: clamp(42px, 6vw, 70px);
  padding-bottom: clamp(46px, 7vw, 78px);
}

.support-heading {
  display: grid;
  gap: 12px;
  max-width: none;
  margin-bottom: 22px;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.support-grid button {
  appearance: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  min-height: 64px;
  padding: 13px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  border-color: var(--line);
  background: #fff;
  color: #2f4360;
  font: inherit;
  font-size: 17px;
  font-weight: 800;
  line-height: 1.35;
  text-align: left;
  cursor: pointer;
  transition: border-color .18s ease, background .18s ease, box-shadow .18s ease, color .18s ease;
}

.support-grid button:hover,
.support-grid button.is-active {
  border-color: rgba(7, 94, 218, .38);
  background: #f7fbff;
  color: var(--blue-850);
  box-shadow: 0 12px 28px rgba(14, 52, 103, .08);
}

.support-grid button.is-active {
  background: linear-gradient(135deg, rgba(7, 94, 218, .1), rgba(255, 255, 255, .96));
}

.support-grid button:focus-visible {
  outline: 3px solid rgba(7, 94, 218, .26);
  outline-offset: 3px;
}

.site-footer {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  background: var(--paper);
}

.footer-inner {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto auto;
  gap: 28px;
  align-items: end;
  justify-content: space-between;
}

.footer-brand {
  display: grid;
  gap: 10px;
}

.footer-brand-mark {
  width: fit-content;
}

.footer-brand-mark .brand-avatar {
  width: 70px;
  height: 82px;
}

.footer-brand-mark .brand-text strong {
  font-size: clamp(26px, 2.25vw, 34px);
}

.footer-brand-mark .brand-text span {
  font-size: 14px;
}

.contact-block {
  display: flex;
  align-items: center;
  gap: 18px;
}

.wechat-qr {
  width: 118px;
  height: 118px;
  padding: 6px;
  border: 1px solid #d6e4f4;
  border-radius: 8px;
  background: #fff;
  object-fit: contain;
  box-shadow: 0 10px 24px rgba(10, 50, 110, .08);
}

.contact-copy {
  display: grid;
  gap: 8px;
}

.contact-copy strong {
  color: var(--blue-950);
  font-size: 20px;
}

.contact-copy a {
  color: var(--blue-650);
  font-size: 17px;
  font-weight: 800;
}

.contact-copy span {
  color: #40536d;
  font-size: 16px;
  font-weight: 800;
}

.article-main {
  background: #fff;
}

.article-shell {
  width: min(920px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(34px, 6vw, 72px) 0 clamp(56px, 8vw, 92px);
}

.article-back {
  display: inline-flex;
  margin-bottom: 22px;
  color: var(--blue-650);
  font-size: 15px;
  font-weight: 900;
}

.article-header {
  margin-bottom: 30px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--line);
}

.article-header time {
  color: #66758b;
  font-size: 15px;
  font-weight: 800;
}

.article-header h1 {
  margin: 12px 0 16px;
  color: var(--blue-950);
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.14;
  letter-spacing: 0;
}

.article-summary {
  margin: 0;
  color: #54657d;
  font-size: 18px;
  line-height: 1.75;
}

.article-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

.article-keywords span {
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: #2d415f;
  font-size: 14px;
  font-weight: 800;
}

.article-content {
  color: #233752;
  font-size: 18px;
  line-height: 1.9;
}

.article-content h2 {
  margin: 34px 0 12px;
  color: var(--blue-950);
  font-size: 26px;
  line-height: 1.35;
  letter-spacing: 0;
}

.article-content p {
  margin: 0 0 14px;
}

.article-source-note {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: #52647c;
  font-weight: 800;
}

@media (max-width: 1020px) {
  .header-inner {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .nav-links {
    justify-content: flex-start;
    overflow-x: auto;
  }

  .business-grid,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .news-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

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

  .business-card {
    min-height: 0;
  }

  .contact-block {
    justify-content: flex-start;
  }
}

@media (max-width: 700px) {
  .brand-avatar {
    width: 48px;
    height: 56px;
  }

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

  .brand-text span {
    font-size: 12px;
  }

  .brand-text span::before,
  .brand-text span::after {
    width: 24px;
  }

  .nav-links {
    gap: 18px;
    font-size: 14px;
  }

  .hero,
  .hero-content {
    min-height: 420px;
  }

  .hero-content {
    margin: 0 auto;
    transform: translate(0, -30px);
  }

  .hero-year {
    width: max-content;
    max-width: min(100% - 36px, 560px);
    margin-top: 28px;
    margin-left: auto;
    transform: none;
    text-align: right;
  }

  .hero-shade {
    background: transparent;
  }

  .hero h1 {
    font-size: clamp(36px, 11vw, 52px);
  }

  .hero-copy {
    font-size: 17px;
  }

  .contact-block {
    align-items: flex-start;
    flex-direction: column;
  }

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