/* =====================================================================
   Sveev AI · 流体渐变 · 飞书风格官网首页（科技感 / 图文信息 / 新闻资讯）
   依赖 ../gradient.css 的 token 与背景，本文件只贡献首页专属版式与特效。
   ===================================================================== */

/* ===== 科技感：横向扫描线（叠加在 fluid-bg 上） ===== */
.gh-scan {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
  background: repeating-linear-gradient(
    180deg,
    rgba(109, 93, 246, 0.05) 0px,
    rgba(109, 93, 246, 0.05) 1px,
    transparent 1px,
    transparent 7px
  );
  mask-image: linear-gradient(180deg, transparent, #000 14%, #000 86%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 14%, #000 86%, transparent);
}

/* ===== Hero ===== */
.gh-hero {
  position: relative;
  overflow: hidden;
  padding: 30px 32px 60px;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}
.gh-hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}
.gh-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 50px;
  align-items: center;
  min-height: 540px;
}

/* 胶囊小标 */
.gh-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 2.4px;
  color: var(--accent);
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(109, 93, 246, 0.1);
  border: 1px solid rgba(109, 93, 246, 0.24);
  margin-bottom: 22px;
  text-transform: uppercase;
}
.gh-kicker-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: gh-pulse 1.6s ease-in-out infinite;
}
@keyframes gh-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.6); }
}

/* 标题 */
.gh-title {
  font-size: clamp(34px, 4.6vw, 56px);
  line-height: 1.08;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.6px;
  margin-bottom: 24px;
}
.gh-title span {
  background: linear-gradient(120deg, var(--accent), var(--accent-2), var(--accent-3));
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: gh-shine 7s linear infinite;
}
@keyframes gh-shine {
  to { background-position: 220% center; }
}

.gh-subtitle {
  color: var(--text-sub);
  font-size: 16px;
  line-height: 1.78;
  max-width: 520px;
  margin-bottom: 30px;
}

/* CTA */
.gh-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}
.gh-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 22px;
  border-radius: 12px;
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: transform 0.26s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.26s, background 0.26s, color 0.26s, border-color 0.26s;
}
.gh-btn:active { transform: translateY(1px) scale(0.99); }
.gh-btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  box-shadow: 0 12px 28px rgba(109, 93, 246, 0.32);
}
.gh-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 34px rgba(109, 93, 246, 0.45);
}
.gh-btn-ghost {
  background: #fff;
  color: var(--text-main);
  border-color: rgba(109, 93, 246, 0.24);
}
.gh-btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(109, 93, 246, 0.14);
}

/* 能力 chips */
.gh-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.gh-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(109, 93, 246, 0.18);
  font-size: 12.5px;
  color: var(--text-sub);
  font-weight: 500;
}
.gh-chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.gh-chip-dot--b { background: var(--accent-2); }
.gh-chip-dot--p { background: var(--accent-3); }
.gh-chip-dot--g { background: #0f9d76; }

/* ===== Hero 右侧可视化：旋转环 + 中心核 + 浮卡 ===== */
.gh-hero-vis {
  position: relative;
  height: 480px;
  display: grid;
  place-items: center;
}
.gh-ring {
  position: absolute;
  border-radius: 50%;
  animation: gh-spin 28s linear infinite;
}
.gh-ring--1 {
  width: 380px;
  height: 380px;
  border: 1px dashed rgba(109, 93, 246, 0.32);
  background: conic-gradient(from 90deg, rgba(109, 93, 246, 0.15), transparent 28%, rgba(0, 184, 212, 0.14) 56%, transparent 84%);
}
.gh-ring--2 {
  width: 280px;
  height: 280px;
  border: 1px solid rgba(0, 184, 212, 0.18);
  background: conic-gradient(from 0deg, transparent, rgba(255, 126, 179, 0.18), transparent 50%);
  animation-direction: reverse;
  animation-duration: 22s;
}
.gh-ring--3 {
  width: 180px;
  height: 180px;
  border: 1px solid rgba(109, 93, 246, 0.18);
  background: linear-gradient(135deg, rgba(109, 93, 246, 0.14), rgba(0, 184, 212, 0.12));
  animation-duration: 18s;
}
@keyframes gh-spin { to { transform: rotate(360deg); } }

.gh-core {
  position: relative;
  z-index: 2;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #ffffff 0%, #f7f6ff 60%, #eceafe 100%);
  box-shadow:
    inset 0 0 30px rgba(109, 93, 246, 0.16),
    0 20px 50px rgba(109, 93, 246, 0.36),
    0 0 0 1px rgba(109, 93, 246, 0.2);
  display: grid;
  place-items: center;
  text-align: center;
  animation: gh-float 4s ease-in-out infinite;
}
@keyframes gh-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.gh-core-mark {
  font-size: 32px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1;
}
.gh-core-label {
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-sub);
  margin-top: 6px;
  font-weight: 700;
}

/* 浮卡 */
.gh-float {
  position: absolute;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(109, 93, 246, 0.18);
  box-shadow: 0 14px 30px rgba(60, 50, 130, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  font-size: 11.5px;
  color: var(--text-sub);
  animation: gh-float 5s ease-in-out infinite;
}
.gh-float-ico {
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 4px;
}
.gh-float-num {
  font-size: 17px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1.1;
}
.gh-float-text { margin-top: 2px; }
.gh-float--a { top: 8%; left: 6%; animation-delay: 0s; }
.gh-float--b { top: 50%; right: 4%; transform: translateY(-50%); animation-delay: -2s; }
.gh-float--c { bottom: 6%; left: 14%; animation-delay: -3s; }
.gh-float--b { animation-name: gh-float-b; }
@keyframes gh-float-b {
  0%, 100% { transform: translateY(-50%); }
  50% { transform: translateY(calc(-50% - 8px)); }
}

/* ===== Stats Strip（5 列指标 + count-up） ===== */
.gh-stats {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  max-width: 1280px;
  margin: 0 auto 26px;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}
.gh-stat {
  position: relative;
  padding: 20px 22px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(109, 93, 246, 0.16);
  box-shadow: 0 12px 30px rgba(60, 50, 130, 0.06);
  overflow: hidden;
  transition: transform 0.26s, box-shadow 0.26s, border-color 0.26s;
}
.gh-stat:hover {
  transform: translateY(-3px);
  border-color: rgba(109, 93, 246, 0.36);
  box-shadow: 0 18px 40px rgba(109, 93, 246, 0.14);
}
.gh-stat::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
}
.gh-stat-label {
  display: block;
  font-size: 12.5px;
  color: var(--text-sub);
  margin-bottom: 10px;
}
.gh-stat-value {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--text-main);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}
.gh-stat-trend {
  display: block;
  font-size: 11.5px;
  color: #a7a3c8;
}
.gh-stat-trend.up { color: #0f9d76; }
.gh-stat-trend.down { color: #d9488c; }

/* ===== Marquee（科技感跑马灯） ===== */
.gh-marquee {
  position: relative;
  overflow: hidden;
  padding: 14px 0;
  margin: 0 auto 36px;
  border-top: 1px dashed rgba(109, 93, 246, 0.18);
  border-bottom: 1px dashed rgba(109, 93, 246, 0.18);
  background: rgba(255, 255, 255, 0.62);
  z-index: 1;
}
.gh-marquee-track {
  display: inline-flex;
  gap: 44px;
  white-space: nowrap;
  padding-left: 100%;
  animation: gh-marquee 38s linear infinite;
  font-size: 14px;
  color: var(--text-sub);
  font-weight: 500;
}
.gh-marquee-track span::before {
  content: "◆";
  margin-right: 10px;
  color: var(--accent);
  font-size: 9px;
  vertical-align: 2px;
}
.gh-marquee:hover .gh-marquee-track { animation-play-state: paused; }
@keyframes gh-marquee {
  to { transform: translateX(-100%); }
}

/* ===== 通用 section 头部 ===== */
.gh-section {
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 0 32px;
  position: relative;
  z-index: 1;
}
.gh-sec-head {
  text-align: center;
  margin-bottom: 36px;
}
.gh-sec-title {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.4px;
  margin: 14px 0 10px;
  line-height: 1.2;
}
.gh-sec-title span {
  background: linear-gradient(120deg, var(--accent), var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.gh-sec-sub {
  font-size: 14px;
  color: var(--text-sub);
  max-width: 660px;
  margin: 0 auto;
  line-height: 1.78;
}

/* ===== 产品矩阵 / 图文信息 ===== */
.gh-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.gh-card {
  display: flex;
  flex-direction: column;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(109, 93, 246, 0.16);
  overflow: hidden;
  box-shadow: 0 14px 30px rgba(60, 50, 130, 0.06);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.28s, box-shadow 0.28s;
}
.gh-card:hover {
  transform: translateY(-6px);
  border-color: rgba(109, 93, 246, 0.42);
  box-shadow: 0 22px 50px rgba(109, 93, 246, 0.18);
}
.gh-card-thumb {
  position: relative;
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  font-size: 56px;
  color: rgba(255, 255, 255, 0.96);
  overflow: hidden;
}
.gh-card-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 22% 24%, rgba(255, 255, 255, 0.32), transparent 48%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.06) 0 2px, transparent 2px 8px);
}
.gh-card-ico {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 6px 14px rgba(31, 35, 64, 0.28));
}
.gh-card-num {
  position: absolute;
  right: 14px;
  bottom: 12px;
  z-index: 2;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.86);
  padding: 3px 10px;
  border-radius: 8px;
  background: rgba(20, 20, 45, 0.36);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.gh-card-body {
  padding: 18px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.gh-card-body h3 {
  font-size: 17px;
  color: var(--text-main);
  line-height: 1.4;
}
.gh-card-body p {
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-sub);
  flex: 1;
}
.gh-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: var(--text-sub);
  border-top: 1px dashed rgba(109, 93, 246, 0.18);
  padding-top: 10px;
  margin-top: 4px;
}

/* ===== 通用 tag ===== */
.gh-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 600;
  color: #5b4be0;
  background: rgba(109, 93, 246, 0.1);
  border: 1px solid rgba(109, 93, 246, 0.22);
  align-self: flex-start;
}
.gh-tag.blue { color: #0789a0; background: rgba(0, 184, 212, 0.1); border-color: rgba(0, 184, 212, 0.26); }
.gh-tag.pink { color: #d9488c; background: rgba(255, 126, 179, 0.12); border-color: rgba(255, 126, 179, 0.3); }
.gh-tag.gold { color: #a97520; background: rgba(214, 158, 62, 0.13); border-color: rgba(214, 158, 62, 0.3); }
.gh-tag.dim { color: var(--text-sub); background: rgba(31, 35, 64, 0.05); border-color: rgba(31, 35, 64, 0.12); }

/* ===== 新闻资讯 ===== */
.gh-news {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.gh-news-item {
  display: grid;
  grid-template-columns: 84px 130px minmax(0, 1fr);
  gap: 20px;
  padding: 22px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(109, 93, 246, 0.16);
  box-shadow: 0 14px 30px rgba(60, 50, 130, 0.06);
  transition: transform 0.26s cubic-bezier(0.22, 1, 0.36, 1), border-color 0.26s, box-shadow 0.26s;
}
.gh-news-item:hover {
  transform: translateY(-4px);
  border-color: rgba(109, 93, 246, 0.42);
  box-shadow: 0 22px 50px rgba(109, 93, 246, 0.16);
}
.gh-news-date {
  text-align: center;
  align-self: start;
  padding: 12px 6px;
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(109, 93, 246, 0.1), rgba(0, 184, 212, 0.08));
  border: 1px solid rgba(109, 93, 246, 0.22);
}
.gh-news-date strong {
  display: block;
  font-size: 30px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1;
}
.gh-news-date span {
  display: block;
  font-size: 11.5px;
  color: var(--text-sub);
  margin-top: 4px;
  font-family: "SFMono-Regular", Consolas, monospace;
}
.gh-news-thumb {
  aspect-ratio: 1;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 36px;
  color: rgba(255, 255, 255, 0.95);
  overflow: hidden;
  position: relative;
}
.gh-news-thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 22%, rgba(255, 255, 255, 0.3), transparent 48%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.07) 0 2px, transparent 2px 8px);
}
.gh-news-body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.gh-news-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.gh-news-body h3 {
  font-size: 16px;
  color: var(--text-main);
  line-height: 1.45;
}
.gh-news-item:hover .gh-news-body h3 { color: var(--accent); }
.gh-news-body p {
  font-size: 13px;
  line-height: 1.72;
  color: var(--text-sub);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.gh-news-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 12px;
  color: #a7a3c8;
  margin-top: auto;
}

/* ===== 客户案例 ===== */
.gh-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.gh-case {
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(109, 93, 246, 0.16);
  overflow: hidden;
  box-shadow: 0 14px 30px rgba(60, 50, 130, 0.06);
  transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.28s, border-color 0.28s;
}
.gh-case:hover {
  transform: translateY(-6px);
  border-color: rgba(109, 93, 246, 0.42);
  box-shadow: 0 22px 50px rgba(109, 93, 246, 0.18);
}
.gh-case-img {
  position: relative;
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  font-size: 64px;
  color: rgba(255, 255, 255, 0.96);
  overflow: hidden;
}
.gh-case-img::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 22% 24%, rgba(255, 255, 255, 0.32), transparent 48%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.06) 0 2px, transparent 2px 8px);
}
.gh-case-ico {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 6px 14px rgba(31, 35, 64, 0.28));
}
.gh-case-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #fff;
  background: rgba(20, 20, 45, 0.42);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.gh-case-body { padding: 18px 22px 20px; }
.gh-case-body h3 {
  font-size: 17px;
  color: var(--text-main);
  margin-bottom: 8px;
  line-height: 1.4;
}
.gh-case-body p {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.72;
  margin-bottom: 14px;
}
.gh-case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding-top: 12px;
  border-top: 1px dashed rgba(109, 93, 246, 0.18);
}
.gh-case-stats > div { text-align: center; }
.gh-case-stats b {
  display: block;
  font-size: 18px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  font-family: "SFMono-Regular", Consolas, monospace;
  line-height: 1.1;
}
.gh-case-stats span {
  font-size: 11.5px;
  color: var(--text-sub);
}

/* ===== 关于我们 ===== */
.gh-about {
  position: relative;
  z-index: 1;
  max-width: 1280px;
  margin: 0 auto 60px;
  padding: 46px 36px;
  border-radius: 28px;
  background:
    radial-gradient(circle at 92% 4%, rgba(0, 184, 212, 0.14), transparent 52%),
    radial-gradient(circle at 2% 100%, rgba(255, 126, 179, 0.14), transparent 52%),
    linear-gradient(135deg, #ffffff 0%, #f7f6ff 60%, #effbff 100%);
  border: 1px solid rgba(109, 93, 246, 0.18);
  box-shadow: 0 24px 60px rgba(60, 50, 130, 0.08);
}
.gh-about::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  border-radius: 28px 28px 0 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2), var(--accent-3), var(--accent));
}
.gh-about-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 50px;
  align-items: center;
}
.gh-about-text p {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-sub);
  margin-bottom: 16px;
}
.gh-about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 22px;
}
.gh-value {
  padding: 14px 16px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(109, 93, 246, 0.16);
  transition: transform 0.24s, box-shadow 0.24s, border-color 0.24s;
}
.gh-value:hover {
  transform: translateY(-3px);
  border-color: rgba(109, 93, 246, 0.42);
  box-shadow: 0 12px 28px rgba(109, 93, 246, 0.14);
}
.gh-value b {
  display: block;
  font-size: 14px;
  color: var(--accent);
  margin-bottom: 5px;
}
.gh-value span {
  font-size: 12.5px;
  color: var(--text-sub);
  line-height: 1.62;
}

.gh-about-vis {
  position: relative;
  height: 380px;
  display: grid;
  place-items: center;
}
.gh-about-ring {
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 1px dashed rgba(109, 93, 246, 0.32);
  background: conic-gradient(from 0deg, rgba(109, 93, 246, 0.16), transparent 30%, rgba(0, 184, 212, 0.14) 70%, transparent);
  animation: gh-spin 30s linear infinite;
}
.gh-about-card {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid rgba(109, 93, 246, 0.2);
  box-shadow: 0 14px 30px rgba(60, 50, 130, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  animation: gh-float 4.5s ease-in-out infinite;
}
.gh-about-ico {
  font-size: 18px;
  color: var(--accent);
  margin-bottom: 4px;
}
.gh-about-card span {
  font-size: 18px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  font-family: "SFMono-Regular", Consolas, monospace;
  line-height: 1.1;
}
.gh-about-card small {
  font-size: 11px;
  color: var(--text-sub);
  margin-top: 3px;
}
.gh-about-card--1 { top: 5%; left: 12%; animation-delay: 0s; }
.gh-about-card--2 { top: 8%; right: 10%; animation-delay: -1.5s; }
.gh-about-card--3 { bottom: 10%; left: 14%; animation-delay: -3s; }
.gh-about-card--4 { bottom: 14%; right: 14%; animation-delay: -2s; }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .gh-hero-inner {
    grid-template-columns: 1fr;
    gap: 30px;
    min-height: auto;
  }
  .gh-hero-vis { height: 440px; }
  .gh-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gh-grid, .gh-cases { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gh-news { grid-template-columns: 1fr; }
  .gh-about-grid { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 720px) {
  .gh-hero { padding: 18px 16px 36px; }
  .gh-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 0 16px; gap: 10px; }
  .gh-section { padding: 0 16px; margin-bottom: 40px; }
  .gh-grid, .gh-cases { grid-template-columns: 1fr; gap: 14px; }
  .gh-news-item {
    grid-template-columns: 64px 100px minmax(0, 1fr);
    gap: 14px;
    padding: 16px;
  }
  .gh-news-thumb { font-size: 28px; }
  .gh-news-date strong { font-size: 24px; }
  .gh-news-date { padding: 9px 4px; }
  .gh-news-body h3 { font-size: 14.5px; }
  .gh-about { padding: 30px 22px; margin-bottom: 40px; }
  .gh-about-values { grid-template-columns: 1fr; }
  .gh-about-text p { font-size: 13.5px; }
  .gh-hero-vis { height: 380px; }
  .gh-ring--1 { width: 280px; height: 280px; }
  .gh-ring--2 { width: 200px; height: 200px; }
  .gh-ring--3 { width: 130px; height: 130px; }
  .gh-core { width: 100px; height: 100px; }
  .gh-core-mark { font-size: 24px; }
  .gh-float { padding: 9px 12px; font-size: 10.5px; }
  .gh-float-num { font-size: 14px; }
  .gh-about-vis { height: 320px; }
  .gh-about-ring { width: 240px; height: 240px; }
}

@media (max-width: 460px) {
  .gh-stats { grid-template-columns: 1fr; }
  .gh-float--a { top: 4%; left: 2%; }
  .gh-float--c { left: 6%; bottom: 4%; }
  .gh-marquee-track { gap: 32px; font-size: 13px; }
}