/* 主菜单 */
.screen--menu {
  display: none;
  place-items: center;
  background:
    radial-gradient(ellipse at 50% 30%, rgba(92, 66, 40, 0.9) 0%, rgba(24, 16, 11, 1) 70%);
}
.screen--menu.is-active { display: grid; }

.menu__paper {
  width: min(1020px, 94vw);
  /* 上下都留出余量 + 安全区，保证纸能完整落在可视区内（vh 在手机上偏大，会顶出去） */
  max-height: calc(100vh - 28px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
  max-height: calc(100dvh - 28px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  background:
    linear-gradient(160deg, rgba(243, 233, 210, 0.98), rgba(216, 199, 164, 0.98));
  color: var(--text-ink);
  border: 2px solid var(--gold-3);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 24px 30px 22px;
  position: relative;
}
.menu__paper::before {
  content: ""; position: absolute; inset: 8px;
  border: 1px solid rgba(138, 109, 30, 0.28); border-radius: 10px; pointer-events: none;
}

.menu__head { display: flex; align-items: center; gap: 18px; padding-bottom: 16px; border-bottom: 2px solid rgba(138, 109, 30, 0.28); }
.menu__logo { width: 74px; height: 74px; flex: 0 0 auto; }
.menu__titles { flex: 1; }
.menu__title {
  font-family: var(--font-serif); font-size: 40px; letter-spacing: 0.22em;
  color: #3a2a10; line-height: 1.1;
}
.menu__sub { font-size: 13px; letter-spacing: 0.28em; color: #7a6a52; margin-top: 4px; }

.lang-toggle {
  border: 1px solid var(--gold-3); border-radius: 999px;
  padding: 6px 14px; font-size: 12px; color: #6b5a42; background: rgba(255, 255, 255, 0.3);
  align-self: flex-start;
}
.lang-toggle__on { color: #3a2a10; font-weight: 700; }
.lang-toggle__sep { margin: 0 4px; opacity: 0.5; }

.menu__body { display: grid; grid-template-columns: 1fr 268px; gap: 24px; padding: 20px 0 8px; }
.field { margin-bottom: 18px; }
.field__label {
  display: block; font-size: 12px; letter-spacing: 0.2em; color: #7a6a52; margin-bottom: 8px;
}
.seg { display: flex; gap: 8px; flex-wrap: wrap; }
.seg button {
  min-width: 52px; padding: 8px 14px; border-radius: 8px; font-size: 14px;
  border: 1px solid rgba(138, 109, 30, 0.35); color: #5a4a32; background: rgba(255, 255, 255, 0.28);
}
.seg button.is-on { background: #3a2a10; color: var(--gold-2); border-color: #3a2a10; }

.lord-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.lord-opt {
  border: 2px solid rgba(138, 109, 30, 0.3); border-radius: 8px; overflow: hidden;
  background: rgba(255, 255, 255, 0.25); position: relative; padding-bottom: 4px;
}
.lord-opt img { width: 100%; display: block; }
.lord-opt b { display: block; font-family: var(--font-serif); font-size: 13px; text-align: center; }
.lord-opt span { display: block; font-size: 10px; text-align: center; color: #7a6a52; }
.lord-opt.is-on { border-color: var(--cinnabar); box-shadow: 0 0 0 2px rgba(168, 51, 42, 0.3); }
.hint { font-size: 11px; color: #8a7a60; margin-top: 8px; line-height: 1.6; }

.side-card {
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid rgba(138, 109, 30, 0.3);
  border-radius: 10px; padding: 14px 16px; font-size: 12px; line-height: 1.75; color: #55462f;
}
.side-card h4 { font-family: var(--font-serif); font-size: 15px; color: #3a2a10; margin-bottom: 6px; letter-spacing: 0.1em; }
.side-card b { color: var(--cinnabar); }
.side-card .sc-row { display: flex; justify-content: space-between; border-bottom: 1px dotted rgba(138, 109, 30, 0.3); padding: 3px 0; }
.side-card .sc-list { margin: 8px 0 0; padding-left: 16px; }
.side-card .sc-list li { margin: 2px 0; }

/* 操作栏吸附在纸的底部：手机上「开始游戏」必须永远能点到，不能被内容顶到屏幕外 */
.menu__foot {
  display: flex; gap: 12px; justify-content: flex-end; align-items: center;
  padding-top: 14px; border-top: 2px solid rgba(138, 109, 30, 0.28);
  position: sticky; bottom: -22px; z-index: 2;
  margin: 0 -30px -22px; padding-left: 30px; padding-right: 30px;
  background: linear-gradient(180deg, rgba(232, 219, 190, 0.86), rgba(222, 207, 174, 0.98) 26%);
  backdrop-filter: blur(4px);
}
.menu__foot .btn--ghost { color: #5a4a32; border-color: rgba(138, 109, 30, 0.4); background: rgba(255, 255, 255, 0.3); }
.menu__foot .btn--primary { color: #2a1d08; }

@media (max-width: 880px) {
  .menu__body { grid-template-columns: 1fr; }
  .menu__title { font-size: 30px; }
}

/* ── 手机：把菜单压进一屏，横向不滚动 ── */
@media (max-width: 620px) {
  .menu__paper { width: 100%; padding: 16px 16px 0; border-radius: 14px; }
  .menu__head { padding-bottom: 10px; gap: 12px; }
  .menu__logo { width: 52px; height: 52px; }
  .menu__title { font-size: 26px; }
  .menu__sub { font-size: 11px; letter-spacing: 0.18em; }
  .menu__body { padding: 12px 0 4px; gap: 12px; }
  .field { margin-bottom: 12px; }
  .side-card { padding: 10px 12px; }
  .menu__foot {
    flex-wrap: wrap; gap: 8px;
    margin: 0 -16px 0; padding: 10px 16px calc(10px + env(safe-area-inset-bottom, 0px));
    bottom: 0;
  }
  .menu__foot .btn { flex: 1 1 auto; min-width: 108px; padding: 12px 10px; font-size: 14px; }
}

/* 横屏手机：高度极窄，主公卡和留白都要收，否则按钮被顶出屏幕 */
@media (max-height: 520px) and (orientation: landscape) {
  .menu__paper { max-height: calc(100dvh - 10px); padding: 9px 18px 0; }
  .menu__head { padding-bottom: 6px; gap: 10px; }
  .menu__logo { width: 36px; height: 36px; }
  .menu__title { font-size: 20px; }
  .menu__sub { display: none; }
  /* 横屏宽度够：左栏（人数/难度/主公卡）放宽，右侧栏收窄，主公卡就不用被挤扁 */
  .menu__body { grid-template-columns: minmax(0, 1fr) 232px; align-items: start; padding: 8px 0 2px; gap: 12px; }
  .field { margin-bottom: 5px; }
  .field__label { font-size: 10.5px; margin-bottom: 3px; }
  .seg { flex-wrap: nowrap; gap: 5px; }
  .seg button { padding: 6px 0; flex: 1 1 0; text-align: center; letter-spacing: 0; font-size: 13px; }
  .lord-grid { gap: 8px; }
  .lord-opt img { height: 66px; object-fit: cover; object-position: top center; }
  .lord-opt b { font-size: 11px; }
  .lord-opt span { font-size: 9px; }
  .side-card { padding: 7px 10px; max-height: 150px; overflow: auto; }
  .side-card h4 { font-size: 13px; }
  .menu__foot { margin: 0 -18px 0; padding: 6px 18px; bottom: 0; }
  .menu__foot .btn { padding: 8px 14px; font-size: 13px; min-height: 38px; }
  .hint { margin-top: 4px; font-size: 10px; }
}

/* 触摸设备：把可点区域撑到手指够得到的尺寸 */
@media (pointer: coarse) {
  .seg button, .lord-opt, .menu__foot .btn { min-height: 44px; }
  .seg button { padding: 12px 16px; }
}

/* ── 规则弹窗：新手引导排版 ── */
.guide-note { color: #7a6a52; font-size: 13px; line-height: 1.7; }
#modal-body details { margin: 4px 0 10px; }
#modal-body summary {
  cursor: pointer; color: #8a6d1e; font-size: 14px; padding: 6px 2px;
  list-style: none; user-select: none;
}
#modal-body summary::before { content: '▸ '; }
#modal-body details[open] summary::before { content: '▾ '; }
#modal-body summary:hover { color: #6d5416; }
#modal-body h3 { margin-top: 18px; }