:root {
  --bg: #f4f1ea;
  --ink: #1f1b16;
  --muted: #6b635a;
  --accent: #e26b3a;
  --accent-dark: #b44a22;
  --teal: #1c4b4a;
  --cream: #fbf8f2;
  --card: #ffffff;
  --line: rgba(31, 27, 22, 0.12);
  --shadow: 0 24px 60px rgba(31, 27, 22, 0.18);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Noto Sans SC", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

h1,
h2,
h3,
h4 {
  font-family: "ZCOOL XiaoWei", serif;
  letter-spacing: 0.5px;
  margin: 0 0 12px;
}

p {
  margin: 0 0 12px;
}

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

.page {
  background: radial-gradient(circle at 20% 10%, rgba(226, 107, 58, 0.12), transparent 50%),
    radial-gradient(circle at 80% 0%, rgba(28, 75, 74, 0.18), transparent 55%),
    var(--bg);
  min-height: 100vh;
}

.container {
  width: min(1200px, 90vw);
  margin: 0 auto;
  user-select: none;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(244, 241, 234, 0.85);
  z-index: 10;
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
}

.logo-mark {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: conic-gradient(from 140deg, var(--accent), #f0c56d, var(--teal));
  box-shadow: 0 0 0 2px #fff inset;
}

.logo-text {
  font-size: 18px;
  letter-spacing: 1px;
}

.site-nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
  color: var(--muted);
}

.site-nav a {
  position: relative;
  padding: 4px 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.site-nav a:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  gap: 12px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  justify-content: center;
  align-items: center;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
}

.btn {
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 12px 30px rgba(226, 107, 58, 0.25);
}

.btn.outline {
  background: transparent;
  color: var(--ink);
}

.btn.ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--muted);
}

.btn:hover {
  transform: translateY(-2px);
}

.hero {
  padding: 100px 0 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(36px, 4vw, 64px);
  line-height: 1.1;
}

.eyebrow {
  letter-spacing: 4px;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 16px;
}

.lead {
  font-size: 18px;
  color: var(--muted);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin: 28px 0 36px;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.hero-highlights h3 {
  font-size: 32px;
  color: var(--teal);
}

.hero-art {
  position: relative;
  height: 520px;
  border-radius: 36px;
  background: linear-gradient(160deg, rgba(28, 75, 74, 0.12), rgba(226, 107, 58, 0.15));
  border: 1px solid var(--line);
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(0.2px);
  opacity: 0.75;
}

.orb.large {
  width: 280px;
  height: 280px;
  background: radial-gradient(circle at 30% 30%, #ffe4c4, #e26b3a 60%, #9b3d19);
  top: -80px;
  right: -60px;
}

.orb.mid {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle at 30% 30%, #d8efe9, #1c4b4a 60%, #0f2c2b);
  bottom: 60px;
  right: 40px;
}

.orb.small {
  width: 120px;
  height: 120px;
  background: radial-gradient(circle at 30% 30%, #fff7dc, #f0c56d 60%, #c08a2c);
  bottom: -20px;
  left: 40px;
}

.hero-card {
  position: absolute;
  border-radius: 20px;
  padding: 22px;
  width: 62%;
  box-shadow: var(--shadow);
}

.hero-card.glass {
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.6);
  top: 50px;
  left: 40px;
}

.hero-card.solid {
  background: #fff;
  border: 1px solid var(--line);
  bottom: 40px;
  right: 30px;
}

.hero-card ul {
  padding-left: 18px;
  margin: 8px 0 0;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.chip-row span {
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(28, 75, 74, 0.12);
  font-size: 12px;
}

.section {
  padding: 90px 0;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  align-items: center;
}

.about-panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.panel-head {
  border-bottom: 1px solid var(--line);
  margin-bottom: 18px;
  padding-bottom: 12px;
}

.panel-body>div {
  margin-bottom: 16px;
}

.tag-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.tag-grid span {
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
  text-align: center;
  font-size: 13px;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 36px;
}

.section-head.split {
  flex-direction: row;
  justify-content: space-between;
  align-items: flex-end;
}

.body {
  color: var(--muted);
  max-width: 560px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  padding: 26px;
  border-radius: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.meta {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-top: 18px;
}

.cases {
  position: relative;
}

.case-grid {
  /* display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); */
  gap: 50px 75px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}

.case-card {
  width: 250px;
  border-radius: 26px;
  /* padding: 22px; */
  padding: 22px 0 50px;
  background: var(--card);
  border: 1px solid var(--line);
  position: relative;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  /* 贝塞尔曲线，动画更丝滑 */
  cursor: pointer;
  user-select: none;
  transform: translateY(0);
  /* 初始位置，用于过渡 */
}

.case-card:hover {
  /* 1. 背景色微调，比原有0.1更柔和，避免过亮 */
  background-color: rgba(255, 255, 255, 0.08);
  /* 2. 轻微缩放，营造"凸起"感（腾讯视频常用小缩放） */
  transform: translateY(-2px) scale(1.005);
  /* 3. 柔和阴影，增强层次感，不刺眼 */
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  /* 4. 可选：若卡片有边框，悬浮时轻微加深边框 */
  border-color: rgba(255, 255, 255, 0.15);

}

.case-card h4 {
  margin: 12px 0;
  padding: 0 10px;
}

.case-card p {
  margin: 12px 0;
  padding: 0 15px;
  font-size: 16px;
  text-wrap: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case-art {
  height: 200px;
  border-radius: 20px;
  margin-bottom: 18px;
  text-align: center;
  margin: 0 22px;
}

.case-art .imgbg {
  max-width: 100%;
  max-height: 100%;
}


/* .case-art.warm {
  background: linear-gradient(140deg, #f6d1a5, #e26b3a);
}

.case-art.cool {
  background: linear-gradient(140deg, #c3e6e3, #1c4b4a);
}

.case-art.ink {
  background: linear-gradient(140deg, #f1ece4, #3f2b25);
} */

.case-tags {
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin: 20px 0;
  position: absolute;
  bottom: 0;
}

.case-tags span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.step {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 22px;
}

.step span {
  font-size: 24px;
  color: var(--accent);
  font-weight: 700;
}

.team {
  background: #f9f5ef;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.team-card {
  background: var(--card);
  border-radius: 22px;
  padding: 22px;
  border: 1px solid var(--line);
  box-shadow: 0 12px 30px rgba(31, 27, 22, 0.08);
}

.team-card h3 {
  margin-bottom: 10px;
  color: var(--teal);
}

.stats {
  background: var(--cream);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 24px;
  text-align: center;
}

.stat h3 {
  font-size: 36px;
  color: var(--teal);
}

.partners {
  background: var(--bg);
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.partner-grid span {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 14px;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
}

.contact {
  padding-bottom: 120px;
}

.contact-cards {
  display: grid;
  gap: 16px;
  margin-top: 20px;
}

.contact-cards div {
  background: var(--card);
  border-radius: 18px;
  padding: 16px 20px;
  border: 1px solid var(--line);
}

.contact-form {
  display: grid;
  gap: 16px;
  background: #fff;
  padding: 26px;
  border-radius: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 12px 14px;
  font-family: inherit;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 60px;
  background: #f7f2ea;
}

.footer-inner {
  display: grid;
  gap: 18px;
}

.footer-links {
  display: flex;
  gap: 16px;
  color: var(--muted);
}

.footer-note {
  font-size: 12px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
}
.footer-ICP{
  text-align: right;
  font-size: 12px;
  color: var(--muted);
  user-select: none;
}

@media (max-width: 960px) {

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

  .hero-art {
    height: 420px;
  }

  .hero-card {
    position: static;
    width: auto;
    margin: 16px;
  }

  .header-actions,
  .site-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-top: 70px;
  }

  .hero-highlights {
    grid-template-columns: 1fr;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }
}

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