/* ==========================================================================
   妥妥蛙官网 · 协议页样式（PC / 手机同一套，自适应）
   ========================================================================== */

:root {
  --g-900: #0d3522;
  --g-800: #12512f;
  --g-700: #1a7a4a;
  --g-600: #1f9a5d;
  --g-500: #2cb877;
  --g-400: #55cc94;
  --g-300: #8fe0b6;
  --g-200: #c6efd9;
  --g-100: #e6f8ee;
  --g-50: #f4fcf8;
  --lime: #bef264;
  --ink: #123024;
  --ink-2: #3d5c4e;
  --ink-3: #6d8a7c;
  --white: #fff;
  --shadow-sm: 0 2px 10px rgba(18, 48, 36, 0.06);
  --shadow: 0 20px 46px -22px rgba(18, 48, 36, 0.22);
  --radius: 20px;
  --radius-lg: 28px;
  --pill: 999px;
}

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
  background: #f4fcf8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body, body * { min-width: 0; }
p, li, dd, dt, h1, h2, h3, span, strong, a { overflow-wrap: break-word; word-break: normal; }

img { display: block; max-width: 100%; height: auto; }
a { color: var(--g-700); text-decoration: none; }
a:hover { color: var(--g-500); }

.page-bg {
  position: fixed; inset: 0; z-index: -2;
  background: linear-gradient(180deg, #eafaf1 0%, #f6fdf9 26%, #e9f8f0 62%, #f4fcf8 100%);
}
.blob {
  position: fixed; border-radius: 50%; filter: blur(64px);
  opacity: .45; z-index: -1; pointer-events: none;
}
.blob-1 { width: 420px; height: 420px; top: -130px; right: -110px; background: radial-gradient(circle, rgba(143,224,182,.85), rgba(143,224,182,0)); }
.blob-2 { width: 380px; height: 380px; bottom: -140px; left: -120px; background: radial-gradient(circle, rgba(190,242,100,.55), rgba(190,242,100,0)); }

.wrap { width: 100%; max-width: 820px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部栏 ---------- */
.l-nav {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255, 255, 255, .84);
  backdrop-filter: blur(14px) saturate(1.3);
  border-bottom: 1px solid rgba(18, 48, 36, .06);
}
.l-nav-inner {
  max-width: 820px; margin: 0 auto; padding: 0 24px;
  height: 62px; display: flex; align-items: center; justify-content: space-between; gap: 14px;
}
.l-brand { display: flex; align-items: center; gap: 10px; }
.l-brand img { width: 34px; height: 34px; border-radius: 10px; }
.l-brand span { font-size: 1.06rem; font-weight: 800; color: var(--ink); }
.l-nav-links { display: flex; align-items: center; gap: 16px; }
.l-nav-links a { font-size: .84rem; font-weight: 700; color: var(--ink-2); }
.l-nav-links a:hover { color: var(--g-600); }

/* ---------- 正文 ---------- */
.l-main { padding: 34px 0 60px; }

.l-head {
  padding: 30px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(255,255,255,.95), rgba(255,255,255,.74));
  border: 1px solid rgba(255,255,255,.92);
  box-shadow: var(--shadow-sm);
}
.l-head h1 { margin: 0; font-size: 1.62rem; font-weight: 800; line-height: 1.34; }
.l-date {
  display: inline-block; margin-top: 14px;
  font-size: .78rem; font-weight: 700; color: var(--g-700);
  background: var(--g-100); border-radius: var(--pill); padding: 5px 14px;
}
.l-intro { margin-top: 14px; font-size: .94rem; color: var(--ink-2); }

.l-card {
  margin-top: 20px; padding: 28px 26px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .9);
  border: 1px solid rgba(255, 255, 255, .94);
  box-shadow: var(--shadow-sm);
}

.l-card h2 {
  margin: 0 0 14px;
  font-size: 1.08rem; font-weight: 800; line-height: 1.5;
  color: var(--g-800);
  padding-left: 14px;
  border-left: 4px solid var(--g-400);
}
.l-card h2:not(:first-child) { margin-top: 30px; }

.l-card p {
  margin: 0 0 12px;
  font-size: .94rem; color: #2c4a3c; line-height: 1.88;
}
.l-card p:last-child { margin-bottom: 0; }
.l-card p strong { color: var(--g-800); }

/* 条款小标题行（如 (a)(b)(c) 列表）保持缩进一致 */
.l-sub { padding-left: 1.1em; }

/* 提示条 */
.l-note {
  margin-top: 20px; padding: 18px 20px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(44,184,119,.1), rgba(190,242,100,.16));
  font-size: .88rem; color: var(--g-800); line-height: 1.8;
}

/* ---------- 页脚 ---------- */
.l-footer {
  margin-top: 34px; padding: 26px 0 34px;
  border-top: 1px solid rgba(18, 48, 36, .07);
}
.l-footer-inner {
  max-width: 820px; margin: 0 auto; padding: 0 24px;
  display: flex; flex-wrap: wrap; gap: 10px 20px; justify-content: space-between;
  font-size: .78rem; color: var(--ink-3);
}
.l-footer-inner a { color: var(--ink-3); }
.l-footer-inner a:hover { color: var(--g-600); }

/* ---------- 手机适配 ---------- */
@media (max-width: 560px) {
  body { font-size: 15px; line-height: 1.82; }
  .wrap { padding: 0 18px; }
  .l-nav-inner { padding: 0 18px; height: 58px; }
  .l-nav-links a { font-size: .78rem; }
  .l-main { padding: 22px 0 44px; }
  .l-head { padding: 22px 18px; border-radius: 22px; }
  .l-head h1 { font-size: 1.32rem; }
  .l-intro { font-size: .88rem; }
  .l-card { padding: 22px 18px; border-radius: 22px; }
  .l-card h2 { font-size: 1rem; }
  .l-card p { font-size: .89rem; }
  .l-footer-inner { padding: 0 18px; flex-direction: column; gap: 8px; }
}