/* Static page chrome around the embedded game (index, zh, comparison page). */
:root { --ink: #2b1b3d; --night: #1e1b3a; --moss: #1f3b2d; --paper: #fff8ee; --mint: #7ff0c8; --peach: #ffb38a; --lemon: #ffe66d; --magenta: #ff5da2; --sky: #7cc8ff; }
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--night); color: var(--paper); font: 17px/1.6 Fredoka, "Baloo 2", "Trebuchet MS", system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: var(--mint); }
.top { max-width: 1120px; margin: 0 auto; padding: 14px 16px 10px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; }
.top h1 { margin: 0; font-size: clamp(20px, 3.2vw, 30px); line-height: 1.2; color: var(--lemon); }
.top p { margin: 0; flex: 1 1 420px; font-size: 15px; opacity: 0.85; }
.top nav { font-size: 14px; display: flex; gap: 12px; }
.frame { max-width: 1120px; margin: 0 auto; padding: 0 8px; }
.frame #mut { position: relative; height: calc(100svh - 110px); min-height: 460px; max-height: 760px; border: 3px solid var(--ink); border-radius: 18px; overflow: hidden; box-shadow: 0 0 0 3px rgba(127, 240, 200, 0.18), 0 18px 60px rgba(0, 0, 0, 0.45); }
main.copy { max-width: 820px; margin: 0 auto; padding: 28px 16px 60px; }
.copy h2 { color: var(--lemon); font-size: 26px; margin: 40px 0 10px; line-height: 1.25; }
.copy h3 { color: var(--mint); font-size: 19px; margin: 22px 0 4px; }
.copy .answer { font-size: 19px; background: rgba(255, 255, 255, 0.06); border-left: 5px solid var(--mint); border-radius: 10px; padding: 14px 18px; }
.copy ol, .copy ul { padding-left: 22px; }
.tablewrap { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 10px 0; }
.copy table { border-collapse: collapse; width: 100%; min-width: 520px; font-size: 15px; }
.copy th, .copy td { text-align: left; padding: 8px 10px; border-bottom: 1px solid rgba(255, 248, 238, 0.14); vertical-align: top; }
.copy th { color: var(--lemon); font-weight: 600; }
.copy tr.us td { background: rgba(127, 240, 200, 0.08); }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 6px; vertical-align: 1px; }
.copy details { background: rgba(255, 255, 255, 0.05); border-radius: 12px; padding: 10px 16px; margin: 8px 0; }
.copy summary { cursor: pointer; font-weight: 600; }
.cta { display: inline-block; margin: 10px 0; padding: 10px 22px; border-radius: 14px; background: var(--mint); color: var(--ink); font-weight: 700; text-decoration: none; border: 3px solid var(--ink); box-shadow: 0 4px 0 var(--ink); }
footer { text-align: center; font-size: 14px; opacity: 0.7; padding: 0 16px 40px; }
@media (max-width: 600px) {
  .top { padding: 10px 12px 8px; }
  .top h1 { font-size: 20px; }
  .top p { font-size: 13px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .top nav { font-size: 13px; }
  .frame { padding: 0; }
  .frame #mut { border-radius: 0; border-left: 0; border-right: 0; height: calc(100svh - 96px); }
}