:root {
  --bg: #fff9f0;
  --surface: #ffffff;
  --ink: #3a2e26;
  --ink-soft: #7a6757;
  --brand: #e8833a;
  --brand-dark: #c96a28;
  --line: #efe2d2;
  --tag: #fcebd8;
  --radius: 16px;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

a { color: var(--brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 20px; }

.masthead {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.masthead .head-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  padding-bottom: 4px;
}

.masthead img { width: 44px; height: 44px; flex: none; }

.brand-name { font-size: 19px; font-weight: 600; letter-spacing: .5px; }

.brand-sub { font-size: 12px; color: var(--ink-soft); }

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  padding-top: 8px;
  padding-bottom: 14px;
  font-size: 13px;
}
.nav a { color: var(--ink-soft); }
.nav a.on { color: var(--brand-dark); font-weight: 600; }
.nav a:hover { color: var(--brand-dark); }

.passbar {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
  padding: 9px 14px;
  border: 1px dashed #e6cdae;
  border-radius: 10px;
  background: #fffdf8;
  font-size: 13px;
  color: var(--ink-soft);
}
.passbar.on { border-style: solid; border-color: #f0d6b4; background: var(--tag); color: #8a5a2b; }
.passbar a { font-weight: 600; }

.hero { padding: 34px 0 20px; }
.hero h1 { font-size: 30px; line-height: 1.35; margin: 0 0 12px; }
.hero p { margin: 0; color: var(--ink-soft); font-size: 15px; }

.notice {
  background: var(--tag);
  border: 1px solid #f3d6b4;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 13px;
  color: #8a5a2b;
  margin: 0 0 30px;
}

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink-soft);
  margin: 26px 0 14px;
  letter-spacing: 1px;
}

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

@media (min-width: 640px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}

.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  color: var(--ink);
  transition: transform .15s ease, border-color .15s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--brand);
  text-decoration: none;
  color: var(--ink);
}

.card .num { font-size: 12px; color: var(--brand); letter-spacing: 1px; }
.card h2 { font-size: 19px; margin: 8px 0 6px; }
.card .kind { font-size: 12px; color: var(--ink-soft); }
.card p { font-size: 14px; color: var(--ink-soft); margin: 12px 0 14px; }

.card-meta {
  font-size: 11px;
  color: var(--ink-soft);
  border-top: 1px solid var(--line);
  padding-top: 10px;
  margin-bottom: 10px;
  line-height: 1.6;
}
.card-meta span { display: block; }

.badge {
  display: inline-block;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--tag);
  color: #a0642a;
}

.badge.live { background: #e3f2e1; color: #3f7a3a; }

/* PC 版游戏（第 4 款）：单独成区，不混进手机小游戏卡片 */
.cards.cards-single { grid-template-columns: 1fr; }
.card-pc { border-color: #c9dff2; background: linear-gradient(180deg, #f4faff 0%, #ffffff 62%); }
.card-pc:hover { border-color: #2b6396; }
.pc-flag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  color: #2b6396;
  background: #e6f0fb;
  border: 1px solid #c9dff2;
  border-radius: 6px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.badge.pc { background: #e6f0fb; color: #2b6396; border: 1px solid #c9dff2; margin-left: 8px; }
.card-pc .card-meta { line-height: 1.85; }

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.panel h2 { font-size: 20px; margin: 0 0 10px; }
.panel h3 { font-size: 15px; margin: 22px 0 8px; }
.panel p, .panel li { font-size: 15px; color: var(--ink-soft); }
.panel ul, .panel ol { padding-left: 20px; }
.panel li { margin: 6px 0; }

.back { display: inline-block; font-size: 14px; margin: 20px 0 4px; }

.spec { list-style: none; padding: 0; margin: 16px 0 0; }
.spec li {
  display: flex;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
}
.spec li span:first-child { color: var(--ink-soft); min-width: 76px; flex: none; }

.dirlist { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 13px; }
.dirlist li { margin: 4px 0; }

/* 统计 */
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 16px; }
@media (min-width: 560px) { .stat-grid { grid-template-columns: repeat(4, 1fr); } }
.stat {
  background: #fffdf8;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 12px;
  text-align: center;
}
.stat b { display: block; font-size: 22px; color: var(--brand-dark); line-height: 1.3; }
.stat span { font-size: 12px; color: var(--ink-soft); }

.stat-table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 14px; }
.stat-table th, .stat-table td { padding: 9px 8px; border-bottom: 1px solid var(--line); text-align: left; }
.stat-table th { color: var(--ink-soft); font-weight: 600; font-size: 13px; }

/* 表单与码 */
.field-label { display: block; font-size: 13px; font-weight: 600; margin: 18px 0 6px; }
.field {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fffdf8;
  color: var(--ink);
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  line-height: 1.6;
}
.code-field {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 12px;
  word-break: break-all;
  resize: vertical;
}
.field:focus { outline: none; border-color: var(--brand); }

.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.btn {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 10px;
  padding: 8px 16px;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
}
.btn:hover:not(:disabled) { border-color: var(--brand); color: var(--brand-dark); }
.btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.btn.primary:hover:not(:disabled) { background: var(--brand-dark); color: #fff; }
.btn.ghost { color: var(--ink-soft); }
.btn:disabled { opacity: .45; cursor: not-allowed; }

.btn-row a.btn { display: inline-block; }

.code-text {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 26px;
  letter-spacing: 2px;
  color: var(--brand-dark);
  background: var(--tag);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 12px 0;
  word-break: break-all;
}

.hint { font-size: 13px !important; color: var(--ink-soft); margin: 10px 0 0; }
.msg { font-size: 14px; margin: 12px 0 0; min-height: 1em; }
.msg.ok { color: #3f7a3a; }
.msg.err { color: #b3472e; }

.code-save { border-left: 4px solid var(--brand); }
.code-save h2 { margin-top: 0; }
.code-save .code-text { font-size: 22px; margin: 14px 0; }

footer {
  border-top: 1px solid var(--line);
  margin-top: 48px;
  padding: 24px 0 40px;
  font-size: 13px;
  color: var(--ink-soft);
}

footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }