/* ============================================================
   base.css — 链上罗盘 · 设计系统（研习社暗金版）
   黑曜石底 / 酒红氛围 / 鎏金强调 / 骨白正文；标题衬线，数字等宽
   对比度目标：正文 ≥ 7:1，辅助文字 ≥ 4.5:1
   ============================================================ */

:root {
  /* 底色层 */
  --ink: #080506;
  --ink-2: #0d0708;
  --soft: #140b09;
  --soft-2: #1b0f0c;
  --panel: #120a08;

  /* 文字层（高对比） */
  --bone: #f4e6cb;        /* 主文字，对 #080506 ≈ 14:1 */
  --muted: #cdb794;       /* 次要文字 ≈ 9:1 */
  --dim: #a68a63;         /* 辅助说明 ≈ 5.6:1 */

  /* 强调色 */
  --gold: #d8ac5a;
  --gold-lt: #f5dc96;
  --blood: #c22b31;
  --blood-lt: #ff9f99;
  --ok: #6fd49a;
  --warn: #eab26d;

  --line: rgba(216, 172, 90, 0.30);
  --line-soft: rgba(216, 172, 90, 0.14);

  --shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  --sans: "Microsoft YaHei", "PingFang SC", "Hiragino Sans GB", system-ui, -apple-system, sans-serif;
  --serif: "Songti SC", "STZhongsong", "Noto Serif SC", Georgia, "Times New Roman", serif;
  --mono: ui-monospace, "Cascadia Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
  --nav-h: 66px;
  --r: 4px;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--ink);
  color: var(--bone);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(125, 15, 24, 0.28), transparent 62%),
    radial-gradient(90% 60% at 50% 100%, rgba(8, 5, 6, 0.85), transparent 70%);
  z-index: -2;
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(216, 172, 90, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(216, 172, 90, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 72%);
  z-index: -1;
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--gold-lt); }
img, svg { max-width: 100%; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.3;
  color: var(--bone);
}
p { margin: 0; }
::selection { background: var(--blood); color: var(--bone); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #0a0607; }
::-webkit-scrollbar-thumb { background: #3a2415; border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: #5a3a22; }

/* 移动端点击不放大、不出现双击缩放延迟 */
a, button, input, select, textarea, label, .chip, .faq-q, .token-pick, .tool-row, .pay-opt {
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(216, 172, 90, 0.16);
}

.wrap { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; text-align: right; }
.dim { color: var(--dim); font-style: normal; }
.muted { color: var(--muted); }
.ok-color { color: var(--ok); }
.warn-color { color: var(--warn); }
.err-color { color: var(--blood-lt); }
.hr { height: 1px; background: var(--line-soft); border: 0; margin: 22px 0; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 60;
  height: var(--nav-h);
  background: rgba(10, 5, 7, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { height: 100%; display: flex; align-items: center; gap: 26px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--bone); }
.brand-mark { color: var(--gold); display: inline-flex; }
.brand b { display: block; font-family: var(--serif); font-size: 19px; letter-spacing: 0.1em; font-weight: 400; }
.brand em { display: block; font-family: var(--mono); font-style: normal; font-size: 10px; letter-spacing: 0.24em; color: var(--dim); }
.nav-links { display: flex; align-items: center; gap: 2px; flex: 1; }
.nav-links a {
  padding: 9px 12px;
  font-size: 15px;
  color: var(--muted);
  border: 1px solid transparent;
  border-radius: var(--r);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--bone); background: rgba(216, 172, 90, 0.08); }
.nav-links a.on { color: var(--gold-lt); border-color: var(--line); background: rgba(216, 172, 90, 0.10); }
.nav-links a.hl::after { content: "●"; font-size: 8px; color: var(--gold); margin-left: 5px; vertical-align: 2px; }
.nav-links a.soon { color: var(--muted); }
.nav-links a.soon:hover { color: var(--bone); }
.nav-soon { font-style: normal; margin-left: 6px; padding: 1px 6px; border: 1px solid rgba(216, 172, 90, 0.45); border-radius: 999px; font-size: 10px; color: var(--gold-lt); vertical-align: 1px; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: var(--r); padding: 7px 12px; font-size: 14px; color: var(--muted); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: var(--r);
  border: 1px solid var(--gold);
  background: linear-gradient(180deg, #f2d891, #cf9f45);
  color: #241706;
  font-weight: 700;
  font-size: 15px;
  cursor: pointer;
  transition: 0.16s ease;
  white-space: nowrap;
}
.btn:hover { filter: brightness(1.08); color: #241706; transform: translateY(-1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.btn.ghost { background: transparent; color: var(--bone); border-color: var(--line); }
.btn.ghost:hover { background: rgba(216, 172, 90, 0.10); color: var(--gold-lt); }
.btn.danger { background: transparent; border-color: rgba(255, 159, 153, 0.5); color: var(--blood-lt); }
.btn.danger:hover { background: rgba(194, 43, 49, 0.2); color: #fff; }
.btn.small { padding: 7px 14px; font-size: 14px; }
.btn.block { width: 100%; }
.link { background: none; border: 0; padding: 0; color: var(--gold-lt); cursor: pointer; font-size: 14px; }
.link.danger { color: var(--blood-lt); }

/* ---------- 钱包按钮 ---------- */
.nav-wallet { display: flex; flex-direction: column; align-items: flex-end; gap: 3px; }
.wallet-chain { font-size: 11px; color: var(--muted); letter-spacing: 0.02em; white-space: nowrap; }
.wallet-chain[data-state="ok"] { color: var(--gold-lt); }
.wallet-chain[data-state="bad"] { color: #ff9f99; }
.wallet-btn { display: inline-flex; align-items: center; gap: 7px; }
.wallet-btn .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--dim); }
.wallet-btn .dot.ok { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.wallet-btn em { font-style: normal; font-size: 12.5px; color: var(--muted); }
.wallet-btn[data-state="member"] em { color: var(--ok); }
/* 连接的是本站收款地址：醒目标红，避免被误认为用户自己的账户 */
.wallet-btn[data-state="payee"] em { color: #ff9f99; }
.wallet-btn[data-state="payee"] .dot { background: #ff9f99; }
.wallet-btn[data-state="payee"] { border-color: rgba(255, 159, 153, .5); }
/* 未连接：红色高亮，提示用户主动连接自己的钱包 */
.wallet-btn[data-state="none"] {
  color: #ff5b5b;
  border-color: rgba(255, 91, 91, .55);
  background: rgba(255, 91, 91, .08);
  animation: walletPulse 2.2s ease-in-out infinite;
}
.wallet-btn[data-state="none"] .dot { background: #ff5b5b; box-shadow: 0 0 8px rgba(255, 91, 91, .8); }
.wallet-btn[data-state="none"]:hover {
  color: #fff;
  background: rgba(255, 91, 91, .18);
  border-color: #ff5b5b;
}
@keyframes walletPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 91, 91, 0); }
  50% { box-shadow: 0 0 0 4px rgba(255, 91, 91, .12); }
}

/* ---------- 通用块 ---------- */
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.kicker::before { content: ""; width: 18px; height: 1px; background: var(--gold); }
.card {
  background: linear-gradient(180deg, rgba(27, 15, 12, 0.86), rgba(14, 8, 7, 0.92));
  border: 1px solid var(--line-soft);
  border-radius: var(--r);
  padding: 22px;
}
.card.accent { border-color: var(--line); }
.panel { background: var(--soft); border: 1px solid var(--line-soft); border-radius: var(--r); }
.section { padding: 64px 0; }
.section.tight { padding: 40px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 26px; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(22px, 2.6vw, 30px); margin-top: 8px; }
.section-head p { color: var(--muted); font-size: 15px; max-width: 660px; margin-top: 8px; }
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.04em;
  border: 1px solid var(--line);
  color: var(--gold-lt);
  background: rgba(216, 172, 90, 0.10);
  white-space: nowrap;
}
.badge.ok { color: #9df0bd; border-color: rgba(111, 212, 154, 0.45); background: rgba(111, 212, 154, 0.12); }
.badge.dim { color: var(--muted); border-color: var(--line-soft); background: transparent; }
.badge.warn { color: var(--warn); border-color: rgba(234, 178, 109, 0.45); background: rgba(234, 178, 109, 0.10); }
.badge.err { color: var(--blood-lt); border-color: rgba(255, 159, 153, 0.45); background: rgba(194, 43, 49, 0.12); }
.tag { font-family: var(--mono); font-size: 11.5px; color: var(--muted); border: 1px solid var(--line-soft); padding: 2px 7px; border-radius: 2px; }

.notice { border: 1px solid var(--line); border-left: 3px solid var(--gold); background: rgba(216, 172, 90, 0.07); padding: 13px 15px; font-size: 14.5px; color: var(--muted); border-radius: 0 var(--r) var(--r) 0; line-height: 1.75; }
.notice.warn { border-left-color: var(--warn); background: rgba(234, 178, 109, 0.08); }
.notice.err { border-left-color: var(--blood); background: rgba(194, 43, 49, 0.10); }
.notice.ok { border-left-color: var(--ok); background: rgba(111, 212, 154, 0.08); }
.notice.info { border-left-color: var(--gold); background: rgba(216, 172, 90, 0.07); }
.notice .i { color: var(--gold); margin-right: 6px; }
/* 未连接钱包时的轻提示（可关闭） */
.oc-connect-hint { position: relative; display: block; margin: 4px 0 18px; padding-right: 40px; }
.oc-connect-hint .oc-hint-x {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--muted); font-size: 20px; line-height: 1;
  cursor: pointer; padding: 2px 8px; border-radius: 6px;
}
.oc-connect-hint .oc-hint-x:hover { color: var(--bone); background: rgba(255, 255, 255, .06); }
.hint { font-size: 13.5px; color: var(--dim); margin-top: 12px; line-height: 1.75; }
.empty { color: var(--muted); font-size: 14.5px; padding: 26px 0; text-align: center; }
.sub { color: var(--muted); font-size: 15px; }
.err { color: var(--blood-lt); font-size: 14px; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line-soft); border-radius: var(--r); }
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
thead th {
  text-align: left;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
  background: rgba(216, 172, 90, 0.05);
}
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(216, 172, 90, 0.06); }
td.num, th.num { text-align: right; }
a.addr { color: var(--gold-lt); font-family: var(--mono); font-size: 13.5px; }

/* ---------- 表单 ---------- */
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 13.5px; color: var(--muted); letter-spacing: 0.02em; }
input[type="text"], input[type="number"], input[type="password"], input[type="search"], input[type="email"], select, textarea {
  width: 100%;
  background-color: #171009;
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 11px 13px;
  /* 16px 防止 iOS 聚焦时自动放大 */
  font-size: 16px;
  color: var(--bone);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
input::placeholder, textarea::placeholder { color: #92795a; }
input:focus, select:focus, textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(216, 172, 90, 0.14); }
textarea { min-height: 130px; resize: vertical; line-height: 1.8; }
/* 下拉框：明显的金色切换图标 + 高对比选项（深底浅字，避免系统白底看不见） */
select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23d8ac5a' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  background-size: 15px;
  padding-right: 40px;
  cursor: pointer;
}
select option { background-color: #171009; color: #f4e6cb; }

/* ---------- 横幅 / 提示 ---------- */
.oc-banner {
  display: none;
  padding: 12px 16px;
  font-size: 14.5px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(234, 178, 109, 0.10);
  color: var(--warn);
}
.oc-banner.err { background: rgba(194, 43, 49, 0.14); color: var(--blood-lt); }
.oc-toast {
  position: fixed;
  left: 50%;
  bottom: 34px;
  transform: translate(-50%, 16px);
  background: #1c110c;
  border: 1px solid var(--line);
  color: var(--bone);
  padding: 12px 20px;
  border-radius: var(--r);
  font-size: 15px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: 0.2s ease;
  z-index: 200;
  max-width: min(520px, 90vw);
  text-align: center;
}
.oc-toast.on { opacity: 1; transform: translate(-50%, 0); }
.oc-toast.err { border-color: rgba(255, 159, 153, 0.6); color: var(--blood-lt); }
.oc-toast.ok { border-color: rgba(111, 212, 154, 0.6); color: #a5f0c4; }
.oc-toast.warn { border-color: rgba(234, 178, 109, 0.6); color: var(--warn); }

/* ---------- 弹窗 ---------- */
body.modal-open { overflow: hidden; }
.oc-modal-mask {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: rgba(4, 2, 3, 0.8);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: maskIn 0.18s ease;
}
@keyframes maskIn { from { opacity: 0; } to { opacity: 1; } }
.oc-modal {
  width: min(540px, 100%);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  background: linear-gradient(180deg, #1d110d, #100907);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow);
  animation: modalIn 0.2s ease;
}
.oc-modal.wide { width: min(720px, 100%); }
@keyframes modalIn { from { transform: translateY(8px); opacity: 0; } to { transform: none; opacity: 1; } }
.oc-modal-head { display: flex; justify-content: space-between; gap: 16px; padding: 20px 22px 14px; border-bottom: 1px solid var(--line-soft); }
.oc-modal-head h3 { font-size: 21px; }
.oc-modal-head p { color: var(--muted); font-size: 14px; margin-top: 6px; }
.oc-modal-x { background: none; border: 0; color: var(--muted); font-size: 26px; line-height: 1; cursor: pointer; padding: 0 4px; }
.oc-modal-x:hover { color: var(--bone); }
.oc-modal-body { padding: 20px 22px; }
.oc-modal-foot { display: flex; justify-content: flex-end; gap: 10px; padding: 14px 22px 20px; }
.modal-text { color: var(--bone); font-size: 15px; margin-bottom: 12px; }

/* ---------- 会员 / 双产品 ---------- */
.pay-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 18px; }
.pay-opt { display: flex; gap: 10px; align-items: center; border: 1px solid var(--line); border-radius: var(--r); padding: 13px 14px; cursor: pointer; background: rgba(216, 172, 90, 0.04); }
.pay-opt.on { border-color: var(--gold); background: rgba(216, 172, 90, 0.12); }
.pay-opt input { accent-color: var(--gold); }
.pay-opt b { display: block; font-size: 15px; }
.pay-opt em { display: block; font-style: normal; font-family: var(--mono); font-size: 13px; color: var(--muted); margin-top: 2px; }
.pay-steps { display: grid; gap: 10px; margin-bottom: 16px; }
.pay-step { display: flex; gap: 12px; align-items: flex-start; font-size: 14.5px; }
.pay-step i { flex: none; width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--line); color: var(--gold-lt); display: flex; align-items: center; justify-content: center; font-style: normal; font-family: var(--mono); font-size: 12px; }
.pay-step b { display: block; font-size: 14.5px; }
.pay-step span { display: block; color: var(--muted); font-size: 13.5px; }
.pay-step.on i { background: rgba(216, 172, 90, 0.18); }
/* 链上支付：收款地址 + 哈希核验 */
.pay-to {
  border: 1px solid var(--line); border-radius: var(--r);
  background: rgba(216, 172, 90, 0.05); padding: 12px 14px; margin-bottom: 16px;
}
.pay-to > span { display: block; font-size: 13px; color: var(--muted); letter-spacing: 0.04em; margin-bottom: 6px; }
.pay-to-row { display: flex; align-items: center; gap: 10px; }
.pay-to-row b {
  flex: 1; min-width: 0; font-size: 14.5px; color: var(--gold-lt);
  word-break: break-all; overflow-wrap: anywhere; line-height: 1.7;
}
.pay-to-row .btn { flex: none; }
.pay-verify { display: grid; gap: 10px; margin-bottom: 12px; }
.pay-verify .btn { width: 100%; }
.pay-err {
  font-size: 14px; color: #ff9c9c; line-height: 1.7;
  border: 1px solid rgba(255, 120, 120, 0.35); background: rgba(194, 43, 49, 0.10);
  border-radius: var(--r); padding: 9px 12px;
}
.pay-err[hidden] { display: none; }
.pay-demo { text-align: center; }
.pay-demo .link { font-size: 13.5px; color: var(--dim); }
.pay-demo .link:hover { color: var(--gold-lt); }
b.gold { color: var(--gold-lt); }
.pay-amount { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; border: 1px solid var(--line); border-radius: var(--r); background: rgba(216, 172, 90, 0.07); padding: 14px 16px; margin-bottom: 14px; }
.pay-amount span { font-size: 13.5px; color: var(--muted); letter-spacing: 0.04em; }
.pay-amount b { font-family: var(--mono); font-size: 24px; color: var(--gold-lt); }
.pay-amount b em { font-style: normal; font-size: 14px; color: var(--muted); }
.pay-main { width: 100%; font-size: 16px; padding: 14px 18px; }
.pay-hint { font-size: 13px; color: var(--dim); font-family: var(--mono); word-break: break-all; line-height: 1.7; }
.pay-manual { border-top: 1px solid var(--line-soft); padding-top: 12px; margin-top: 4px; }
.pay-manual summary { cursor: pointer; font-size: 13.5px; color: var(--muted); }
.pay-manual summary:hover { color: var(--gold-lt); }
.pay-manual-body { display: grid; gap: 10px; margin-top: 10px; }
.pay-note { font-size: 12.5px; color: var(--dim); line-height: 1.75; margin-top: 10px; }
.pay-chain { font-size: 13px; color: var(--muted); border-left: 2px solid var(--gold); padding: 2px 0 2px 10px; margin-bottom: 12px; }
.pay-chain.bad { color: #ff9f99; border-left-color: #ff5b5b; }
.pay-manual-note { font-size: 12px; color: var(--dim); margin-top: 8px; line-height: 1.7; }
.member-state { display: flex; flex-direction: column; gap: 5px; border: 1px solid rgba(111, 212, 154, 0.35); background: rgba(111, 212, 154, 0.10); padding: 16px; border-radius: var(--r); }
.member-state b { color: #a5f0c4; }
.member-state span { color: var(--muted); font-size: 14px; }
.kv-list { display: grid; gap: 0; border: 1px solid var(--line-soft); border-radius: var(--r); overflow: hidden; margin-bottom: 14px; }
.kv-list > div { display: flex; justify-content: space-between; gap: 14px; padding: 11px 13px; border-bottom: 1px solid var(--line-soft); font-size: 14px; }
.kv-list > div:last-child { border-bottom: 0; }
.kv-list span { color: var(--muted); }
.kv-list b { font-weight: 500; text-align: right; word-break: break-all; }

/* ---------- 页脚 ---------- */
.footer { border-top: 1px solid var(--line-soft); margin-top: 40px; padding: 46px 0 26px; background: rgba(216, 172, 90, 0.03); }
.footer-in { display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.footer-brand { max-width: 340px; }
.footer-brand b { font-family: var(--serif); font-size: 17px; letter-spacing: 0.06em; }
.footer-brand p { color: var(--muted); font-size: 13.5px; margin-top: 8px; }
.footer-cols { display: flex; gap: 56px; flex-wrap: wrap; }
.footer-cols h4 { font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em; color: var(--muted); text-transform: uppercase; margin-bottom: 12px; }
.footer-cols a { display: block; color: var(--muted); font-size: 13.5px; padding: 4px 0; }
.footer-cols a:hover { color: var(--gold-lt); }
.footer-note { border-top: 1px solid var(--line-soft); margin-top: 32px; padding-top: 18px; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-note p { color: var(--dim); font-size: 13px; line-height: 1.8; max-width: 860px; }
.footer-note .ver { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.1em; white-space: nowrap; }

/* ---------- 兼容别名 ---------- */
.btn-gold { background: linear-gradient(180deg, #f2d891, #cf9f45); border-color: var(--gold); color: #241706; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--bone); }
.btn-sm { padding: 7px 14px; font-size: 14px; }
.crumbs { font-size: 13px; color: var(--muted); font-family: var(--mono); }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--gold-lt); }
.eyebrow { font-family: var(--mono); font-size: 11.5px; letter-spacing: 0.18em; color: var(--gold); text-transform: uppercase; }
.reveal { animation: revealIn 0.45s ease both; }
@keyframes revealIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- 响应式 ---------- */
@media (max-width: 980px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 20px 16px;
    background: rgba(10, 5, 7, 0.98);
    border-bottom: 1px solid var(--line);
    gap: 0;
  }
  .nav.open .nav-links { display: flex; }
  .nav-links a { padding: 12px 8px; border-bottom: 1px solid var(--line-soft); font-size: 15.5px; }
  .nav-toggle { display: inline-flex; }
  .nav-actions { margin-left: auto; }
  .nav-inner { gap: 12px; }
  .section { padding: 46px 0; }
  .pay-grid { grid-template-columns: 1fr; }
  .footer-cols { gap: 32px; }
}
@media (max-width: 520px) {
  .wrap { width: calc(100% - 28px); }
  .brand b { font-size: 17px; }
  .brand em { letter-spacing: 0.16em; }
  .btn { padding: 10px 15px; font-size: 14.5px; }
  .oc-modal-foot { flex-wrap: wrap; }
  .oc-modal-foot .btn { flex: 1; }
}

/* ============================================================
   移动端横向溢出防护
   1) 任何网格轨道都允许收缩到 0，避免 min-content 把页面撑宽
   2) 长地址 / 长哈希 / 无空格长串一律在容器内换行
   3) 表格统一放进 .table-wrap 横向滚动，不撑破外层
   ============================================================ */
html, body { max-width: 100%; overflow-x: clip; }
[hidden] { display: none !important; }
.wrap { max-width: 100%; }
img, svg, canvas, video { max-width: 100%; height: auto; }
.table-wrap { min-width: 0; max-width: 100%; }
.mono, .addr, .addr-full, .hash { overflow-wrap: anywhere; word-break: break-all; }
/* 网格 / 弹性子项默认允许收缩 */
.grid, .grid > *, .sn-grid, .sn-grid > *, .ailgns-grid, .ailgns-grid > *,
.wiki-layout, .wiki-layout > *, .hero-grid, .hero-grid > *, .eco-grid, .eco-grid > *,
.fb-grid, .fb-grid > *, .source-row, .source-row > *, .contract-row, .contract-row > *,
.board-stats, .board-stats > *, .metric-strip, .metric-strip > *, .token-metrics, .token-metrics > *,
.holder-bar, .holder-bar > *, .tool-row, .tool-row > *, .price-grid, .price-grid > *,
.tool-grid, .tool-grid > *, .board-grid, .board-grid > * { min-width: 0; }

/* 多钱包选择（连接弹窗）：装了多个钱包时由用户显式选择，不自动挑一个 */
.wallet-pick{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.wallet-pick-row{display:flex;flex-direction:column;gap:3px;text-align:left;border:1px solid var(--line-soft);background:rgba(255,255,255,.02);border-radius:10px;padding:10px 12px;cursor:pointer;color:var(--bone);font:inherit;width:100%}
.wallet-pick-row:hover{border-color:rgba(216,172,90,.45)}
.wallet-pick-row.cur{border-color:rgba(216,172,90,.5);background:rgba(216,172,90,.06)}
.wallet-pick-row b{font-size:13.5px;font-weight:500}
.wallet-pick-row em{font-style:normal;font-size:11px;color:var(--dim)}
.wallet-cur{margin-top:10px;font-size:12.5px;color:var(--muted)}
.wallet-cur b{color:var(--bone);font-weight:500}

@media (max-width: 700px) {
  /* 保险：任何元素都不得超出容器宽度 */
  .wrap * { max-width: 100%; }
  p, li, span, a, b, code, div { overflow-wrap: anywhere; }
  .sn-stats, .board-stats, .metric-strip, .res-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
}
@media (max-width: 420px) {
  .sn-stats, .board-stats, .metric-strip, .res-grid { grid-template-columns: minmax(0, 1fr); }
}