/* KOKO Music — billing / pricing pages (uses theme.css tokens) */
.pub-nav { position: sticky; top: 0; z-index: 100; background: color-mix(in srgb, var(--paper-2) 85%, transparent);
  backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.pub-nav-inner { height: 64px; display: flex; align-items: center; gap: 14px; }
.pub-nav .brand-badge { width: 38px; height: 38px; }
.pub-nav .spacer { margin-left: auto; }
.pub-main { padding: clamp(28px, 6vw, 64px) 0 60px; }

/* ============ pricing (mockup 09) ============ */
.price-head { text-align: center; max-width: 760px; margin: 0 auto clamp(32px,5vw,52px); }
.price-head h1 { font-family: var(--font-display); font-size: clamp(34px, 5.5vw, 56px); font-weight: 600;
  line-height: 1.05; margin: 8px 0 14px; color: var(--ink); letter-spacing: -.01em; }
.head-koko { width: clamp(42px, 5vw, 60px); height: auto; vertical-align: baseline;
  margin-left: 10px; transform: translateY(14%); }
.price-head .lede { color: var(--ink-3); font-size: clamp(14.5px,1.8vw,16.5px); }
.bal-pill { display:inline-flex; align-items:center; gap:7px; margin-top:18px; padding:8px 16px; border-radius:var(--r-pill);
  background: var(--gold-tint); color: var(--gold-600); font-weight:700; font-size:14px; }
.pay-setup-note { text-align:center; color:var(--terra-600); background:var(--terra-tint);
  max-width:600px; margin:0 auto 24px; padding:10px 16px; border-radius:var(--r); font-size:14px; }

.tiers { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: clamp(16px,2.5vw,26px);
  max-width: 1080px; margin: 0 auto; align-items: stretch; }
.tier { background: var(--paper-3); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px 28px 26px;
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column; position: relative;
  transition: transform var(--t) var(--ease-spring), box-shadow var(--t), border-color var(--t); }
.tier:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.tier.popular { border: 1.5px solid var(--euc); }
.tier.popular:hover { box-shadow: var(--shadow-euc); }
.tier .tag { position:absolute; top:-13px; left:50%; transform:translateX(-50%); background:var(--gold); color:var(--ink);
  font-size:12px; font-weight:700; letter-spacing:.01em; padding:5px 14px; border-radius:var(--r-xs); white-space:nowrap; }
.tier h3 { font-family: var(--font-display); font-size: 24px; font-weight: 600; margin-bottom: 2px; color: var(--ink); }
.tier .price { font-family: var(--font-display); font-size: clamp(42px,4.5vw,54px); font-weight: 500;
  color: var(--ink); margin: 10px 0 2px; line-height: 1; letter-spacing: -.01em; }
.tier .price small { font-size: 14px; color: var(--ink-3); font-family: var(--font-ui); font-weight: 500; margin-left: 4px; }
.tier .credits { color: var(--ink-2); font-weight: 500; font-size: 14.5px; margin: 8px 0 18px; }
.tier ul { list-style: none; padding: 0; margin: 0 0 24px; display: flex; flex-direction: column; flex: 1; }
.tier li { font-size: 14px; color: var(--ink-2); padding: 11px 0; border-top: 1px solid var(--line-2); }
.tier .btn { width: 100%; }

.sec-label { text-align:center; font-family: var(--font-display); font-weight:600; letter-spacing:0;
  text-transform:none; color:var(--ink); font-size: clamp(19px,2.5vw,24px); margin: clamp(44px,6vw,64px) 0 0; }
.sec-sub { text-align:center; color:var(--ink-3); font-size:13.5px; margin: 6px 0 0; }
.packs { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 16px; max-width: 900px; margin: 24px auto 0; }
.pack { background: var(--paper-3); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 22px 20px 12px; text-align: center; box-shadow: var(--shadow-xs);
  transition: transform var(--t) var(--ease-spring), box-shadow var(--t); }
.pack:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.pack .p-name { font-weight: 600; font-size: 16.5px; color: var(--ink); }
.pack .p-sub { font-size: 12.5px; color: var(--ink-3); margin-top: 2px; }
.pack form { display: block; }
.pack-buy { display: block; width: 100%; margin-top: 14px; padding: 12px 0 6px;
  background: none; border: 0; border-top: 1px solid var(--line-2);
  color: var(--euc); font-weight: 700; font-size: 14.5px; font-family: var(--font-ui);
  text-decoration: none; cursor: pointer; transition: color var(--t-fast); }
.pack-buy:hover { color: var(--euc-700); text-decoration: underline; text-underline-offset: 3px; }
.pack-buy:focus-visible { outline: 2px solid var(--euc-300); outline-offset: 2px; border-radius: var(--r-xs); }

/* ============ credits (mockup 10) ============ */
.credits-wrap { max-width: 760px; margin: 0 auto; }
.pay-ok { background: var(--ok-tint); color: var(--ok); border-radius: var(--r);
  padding: 13px 18px; margin-bottom: 18px; font-weight: 600; font-size: 14px; }
.cr-hero h1 { font-family: var(--font-display); font-size: clamp(26px,4vw,34px); font-weight: 600; color: var(--ink); margin: 4px 0 0; }
.cr-balance { font-family: var(--font-display); font-size: clamp(72px,13vw,124px); font-weight: 500;
  line-height: 1.04; color: var(--euc-700); letter-spacing: -.02em; margin: 6px 0 4px; font-variant-numeric: tabular-nums; }
.cr-balance-sub { display: flex; align-items: center; gap: 9px; color: var(--ink-2); font-size: 15px; }
.cr-coin { width: 24px; height: 24px; flex: none; border-radius: 50%; background: var(--gold);
  color: var(--paper-3); display: grid; place-items: center; }
.cr-coin svg { width: 12px; height: 12px; }
.cr-plan { color: var(--ink-3); font-size: 13.5px; margin-top: 10px; }
.cr-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 28px 0 10px; }
.cr-actions form { display: contents; }
.cr-action { display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 16px 18px; border-radius: var(--r); font-family: var(--font-ui);
  font-weight: 700; font-size: 15.5px; cursor: pointer; text-decoration: none;
  transition: transform var(--t) var(--ease-spring), box-shadow var(--t), background var(--t-fast), color var(--t-fast); }
.cr-action svg { width: 19px; height: 19px; flex: none; }
.cr-action-primary { background: var(--euc); color: var(--ink-on); border: 0; box-shadow: var(--shadow-sm); }
.cr-action-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-euc); filter: brightness(1.05); }
.cr-action-ghost { background: var(--paper-3); border: 1px solid var(--euc-300); color: var(--euc-700); }
.cr-action-ghost:hover { background: var(--euc-tint); border-color: var(--euc); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.cr-action:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.cr-action:active { transform: translateY(0) scale(.99); }
.cr-back { display: inline-block; color: var(--ink-3); font-size: 13.5px; text-decoration: none; transition: color var(--t-fast); }
.cr-back:hover { color: var(--euc); }
.cr-sec { font-family: var(--font-display); font-size: clamp(22px,3vw,28px); font-weight: 600; color: var(--ink); margin: clamp(36px,5vw,52px) 0 4px; }
.cr-month { color: var(--euc-700); font-weight: 800; font-size: 14px; margin: 24px 0 2px; }
.cr-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 13px 0; }
.cr-row-main { min-width: 0; }
.cr-row-title { font-weight: 600; font-size: 15px; color: var(--ink); }
.cr-row-sub { color: var(--ink-3); font-size: 12.5px; margin-top: 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cr-row-amt { flex: none; text-align: right; font-weight: 700; font-size: 17px; font-variant-numeric: tabular-nums; }
.cr-row-amt.pos { color: var(--gold-600); }
.cr-row-amt.neg { color: var(--euc-700); }
.cr-row-bal { display: block; color: var(--ink-3); font-size: 11.5px; font-weight: 500; margin-top: 1px; }
.cr-empty { text-align: center; color: var(--ink-3); padding: 28px 0; font-size: 14px; }
.gst-note { text-align:center; color:var(--ink-3); font-size:12.5px; margin-top:28px; }

/* ---- block-level language switch (long-form legal docs) ---- */
html[data-lang="en"] [data-only="zh"], html[data-lang="zh"] [data-only="en"] { display:none; }

/* ---- legal documents ---- */
.legal { max-width:760px; margin:0 auto; padding:8px 0 40px; }
.legal .eyebrow { color:var(--euc); font-weight:800; font-size:12.5px; letter-spacing:.08em; text-transform:uppercase; }
.legal h1 { font-family:var(--font-display); font-size:clamp(30px,5vw,42px); line-height:1.08; margin:6px 0 6px; color:var(--ink); }
.legal .eff { color:var(--ink-3); font-size:13.5px; margin-bottom:26px; }
.legal h2 { font-family:var(--font-display); font-size:21px; margin:30px 0 8px; color:var(--ink); }
.legal p, .legal li { color:var(--ink-2); line-height:1.72; font-size:15.5px; }
.legal ul { margin:6px 0 6px 2px; padding-left:20px; }
.legal li { margin:3px 0; }
.legal a { color:var(--euc); font-weight:600; }
.legal .note { background:var(--euc-tint); border:1px solid var(--euc-line,var(--line)); border-radius:var(--r); padding:12px 16px; font-size:14px; color:var(--ink-2); margin:22px 0; }
.legal strong { color:var(--ink); }

/* ===================== responsive（此前整个文件零断点：手机上导航溢出、卡片挤压）===================== */
@media (max-width: 720px) {
  .pub-nav-inner { height: auto; min-height: 56px; flex-wrap: wrap; gap: 8px; padding: 8px 0; }
  .pub-nav .nav-tab { font-size: 13px; padding: 6px 8px; }
  .pub-main .wrap { padding-left: 14px; padding-right: 14px; }
  .packs { grid-template-columns: 1fr; }
  .cr-actions { grid-template-columns: 1fr; }
  .cr-row-sub { white-space: normal; }
}