:root {
  --green: #0f3b2b;
  --green2: #1f5b43;
  --gold: #a99562;
  --ink: #15221c;
  --muted: #68736d;
  --line: rgba(15, 59, 43, 0.12);
  --shadow: 0 18px 46px rgba(20, 40, 30, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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


.btn {
  height: 46px;
  padding: 0 32px;
  border-radius: 4px;
  border: 1px solid rgba(15,59,43,.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
}

.btn-primary {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.btn-light {
  background: rgba(255,255,255,.58);
  color: var(--green);
}


@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .nav {
    width: calc(100% - 32px);
  }

  .hero,
  .hero-content {
    min-height: 700px;
  }

  .section {
    width: calc(100% - 32px);
    padding: 88px 0;
  }

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

  .partner-content {
    padding: 72px 32px;
  }

  .capability-list {
    grid-template-columns: 1fr;
  }
}


/* ===== Global cursor behavior START ===== */
/*
  官网默认不出现文字选择光标：
  - 普通文字区域：鼠标箭头
  - 可点击元素：手型
  - 输入框/文本域/可编辑区域：文字光标
*/
html,
body,
main,
section,
article,
div,
span,
p,
h1,
h2,
h3,
h4,
h5,
h6,
li,
ul,
ol,
strong,
em,
b,
small,
label {
  cursor: default;
}

a,
button,
.btn,
[role="button"],
input[type="button"],
input[type="submit"],
input[type="reset"],
select,
summary,
.cursor-pointer {
  cursor: pointer;
}

input,
textarea,
[contenteditable="true"] {
  cursor: text;
}
/* ===== Global cursor behavior END ===== */


/* ===== Mobile overflow guard v1 2026-05-30 START ===== */

/*
  全站移动端基础防溢出：
  - 避免大标题、图片、网格撑出横向滚动
  - 不改变桌面端
*/

@media (max-width: 920px) {
  html,
  body {
    max-width: 100%;
    overflow-x: hidden;
  }

  img,
  video,
  canvas,
  svg {
    max-width: 100%;
  }

  main {
    max-width: 100%;
    overflow-x: hidden;
  }

  section {
    max-width: 100%;
  }

  [class*="shell"],
  [class*="container"],
  [class*="inner"] {
    max-width: calc(100vw - 28px);
  }

  h1,
  h2 {
    overflow-wrap: break-word;
    word-break: normal;
  }
}

/* ===== Mobile overflow guard v1 2026-05-30 END ===== */

/* ===== Official mobile foundation v1 2026-05-30 START ===== */

@media (max-width: 820px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden !important;
    -webkit-text-size-adjust: 100%;
  }

  body {
    touch-action: pan-y;
  }

  main,
  section {
    max-width: 100%;
    overflow-x: hidden;
  }

  img,
  picture,
  video,
  canvas,
  svg {
    max-width: 100%;
    height: auto;
  }

  [class*="shell"],
  [class*="container"],
  [class*="inner"] {
    max-width: calc(100vw - 28px) !important;
  }

  h1,
  h2,
  h3,
  p {
    overflow-wrap: break-word;
  }

  h1 {
    font-size: clamp(40px, 11vw, 58px) !important;
    line-height: 1.04 !important;
    letter-spacing: -0.065em !important;
  }

  h2 {
    font-size: clamp(32px, 9vw, 46px) !important;
    line-height: 1.1 !important;
    letter-spacing: -0.055em !important;
  }

  h3 {
    letter-spacing: -0.035em !important;
  }

  p {
    font-size: 15px !important;
    line-height: 1.78 !important;
  }

  .eyebrow {
    font-size: 11px !important;
    letter-spacing: 0.13em !important;
    margin-bottom: 14px !important;
  }

  .btn-primary,
  .btn-secondary,
  .header-cta,
  button,
  input,
  select,
  textarea {
    -webkit-tap-highlight-color: transparent;
  }

  .btn-primary,
  .btn-secondary {
    min-height: 46px !important;
    padding: 0 18px !important;
    font-size: 14px !important;
  }
}

@media (max-width: 420px) {
  [class*="shell"],
  [class*="container"],
  [class*="inner"] {
    max-width: calc(100vw - 24px) !important;
  }

  h1 {
    font-size: clamp(38px, 11.8vw, 52px) !important;
  }

  h2 {
    font-size: clamp(30px, 9.4vw, 42px) !important;
  }
}

/* ===== Official mobile foundation v1 2026-05-30 END ===== */

/* ===== Mobile bottom tab safe area 2026-05-30 START ===== */

@media (max-width: 820px) {
  body {
    padding-bottom: calc(86px + env(safe-area-inset-bottom)) !important;
  }

  #contact-form,
  [id] {
    scroll-margin-top: 86px !important;
  }
}

/* ===== Mobile bottom tab safe area 2026-05-30 END ===== */

/* ===== Mobile bottom tab final safe area 2026-05-30 START ===== */

@media (max-width: 820px) {
  body {
    padding-bottom: calc(92px + env(safe-area-inset-bottom)) !important;
  }

  #contact-form,
  [id] {
    scroll-margin-top: 88px !important;
  }
}

/* ===== Mobile bottom tab final safe area 2026-05-30 END ===== */