/* ============================================================
   合成元素 II · v1.0.0 追加
   版本公告 / 新手教程 / 存档码 / 排行榜周期提示
   ============================================================ */

/* ---------------- 顶部：公告黄点、新按钮 ---------------- */
.tool-dot {
  position: absolute;
  right: 7px;
  top: 6px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(140deg, #ffd86b, #ff9f43);
  box-shadow: 0 0 10px rgba(255, 190, 80, .85);
  animation: dot-breathe 1.8s ease-in-out infinite;
}
.tool-btn { position: relative; }
@keyframes dot-breathe { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.25); opacity: .72; } }
.ver-dot { font-variant-numeric: tabular-nums; }

/* ---------------- 公告 ---------------- */
.announce-modal { z-index: 330; }
.announce-card { width: min(560px, 100%); }
.announce-sub { color: var(--muted); font-size: 10px; margin-top: 6px; letter-spacing: .04em; }
.announce-sub b { color: var(--accent); font-family: var(--font-num); }
.announce-list {
  max-height: min(46vh, 380px);
  overflow-y: auto;
  margin-top: 14px;
  padding-right: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--scroll) transparent;
  -webkit-overflow-scrolling: touch;
}
.announce-item {
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .03);
  margin-bottom: 10px;
}
.announce-item.latest {
  border-color: rgba(var(--accent-rgb), .4);
  background: linear-gradient(150deg, rgba(var(--accent-rgb), .12), rgba(255, 255, 255, .02));
  box-shadow: 0 10px 28px var(--shadow-tint);
}
.announce-head { display: flex; align-items: center; gap: 9px; }
.announce-head b { font-family: var(--font-num); font-size: 14px; letter-spacing: .06em; color: var(--ink); }
.announce-head span { color: var(--faint); font-size: 9px; letter-spacing: .06em; }
.announce-head em {
  margin-left: auto;
  padding: 1px 7px;
  border-radius: 99px;
  font-style: normal;
  font-size: 8px;
  letter-spacing: .08em;
  color: var(--accent-ink);
  background: var(--accent);
}
.announce-item ul { margin: 8px 0 0; padding-left: 16px; display: flex; flex-direction: column; gap: 5px; }
.announce-item li { color: var(--muted); font-size: 10.5px; line-height: 1.65; letter-spacing: .02em; }
.announce-item li::marker { color: var(--accent); }

/* ---------------- 教程询问 ---------------- */
.tut-ask-modal { z-index: 332; }
.tut-ask-card { width: min(430px, 100%); text-align: center; }
.tut-ask-orb {
  width: 66px; height: 66px; margin: 0 auto 12px;
  display: grid; place-items: center;
  border-radius: 50%;
  font-size: 26px;
  color: var(--accent-ink);
  background: radial-gradient(circle at 34% 28%, #fff6d8, var(--accent) 62%, rgba(var(--accent-rgb), .5));
  box-shadow: 0 0 0 8px rgba(var(--accent-rgb), .12), 0 18px 40px rgba(0, 0, 0, .3);
  animation: sigil-float 4.4s ease-in-out infinite;
}
.tut-ask-card h2 { font-family: var(--font-display); font-size: 24px; font-weight: 500; letter-spacing: .1em; }
.tut-ask-card p { margin-top: 10px; color: var(--muted); font-size: 11px; line-height: 1.8; }
.tut-ask-card .modal-actions { margin-top: 16px; }

/* ---------------- 新手教程 ---------------- */
.tutorial-modal { z-index: 333; }
.tutorial-card { width: min(460px, 100%); }
.tut-head { display: flex; align-items: center; justify-content: space-between; }
.tut-kicker { font-family: var(--font-num); font-size: 8px; letter-spacing: .3em; color: var(--accent); }
.tut-num { font-family: var(--font-num); font-size: 9px; letter-spacing: .1em; color: var(--faint); }
.tutorial-card h2 { margin-top: 8px; font-family: var(--font-display); font-size: 22px; font-weight: 500; letter-spacing: .08em; line-height: 1.4; }
.tut-body { margin-top: 10px; color: var(--muted); font-size: 11.5px; line-height: 1.85; }
.tut-tip {
  display: flex; gap: 8px; align-items: flex-start;
  margin-top: 12px;
  padding: 9px 11px;
  border-radius: 13px;
  border: 1px dashed rgba(var(--accent-rgb), .34);
  background: rgba(var(--accent-rgb), .07);
}
.tut-tip span { color: var(--accent); font-size: 11px; line-height: 1.6; }
.tut-tip p { color: var(--accent); font-size: 10px; line-height: 1.7; }
.tut-dots { display: flex; gap: 5px; margin-top: 14px; }
.tut-dots i { width: 100%; max-width: 36px; height: 3px; border-radius: 99px; background: rgba(255, 255, 255, .14); transition: .3s; }
.tut-dots i.done { background: rgba(var(--accent-rgb), .45); }
.tut-dots i.on { background: var(--accent); box-shadow: 0 0 10px rgba(var(--accent-rgb), .6); }
.tutorial-card .modal-actions { margin-top: 16px; }
.tut-skip-link {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 6px 0;
  color: var(--faint);
  font-size: 9px;
  letter-spacing: .08em;
  text-align: center;
  transition: color .2s;
}
.tut-skip-link:hover { color: var(--ink); }
.tut-focus {
  animation: tut-focus 2.4s ease-in-out 1;
}
@keyframes tut-focus {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--accent-rgb), 0); }
  30% { box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .45), 0 24px 60px rgba(0, 0, 0, .3); }
}

/* ---------------- 存档码 ---------------- */
.savecode-modal { z-index: 331; }
.savecode-card { width: min(500px, 100%); }
.savecode-sub { margin-top: 8px; color: var(--muted); font-size: 10.5px; line-height: 1.8; }
.savecode-status {
  margin-top: 10px;
  padding: 7px 11px;
  border-radius: 11px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .03);
  color: var(--muted);
  font-size: 9.5px;
  letter-spacing: .03em;
}
.savecode-status .warn { color: #ffca8a; }
.savecode-block { margin-top: 14px; }
.savecode-title { font-family: var(--font-display); font-size: 11px; letter-spacing: .12em; color: var(--ink); margin-bottom: 7px; }
.savecode-out {
  width: 100%;
  min-height: 76px;
  resize: vertical;
  padding: 10px 12px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, .16);
  color: var(--ink);
  font-family: var(--font-num);
  font-size: 10px;
  line-height: 1.7;
  letter-spacing: .04em;
  word-break: break-all;
  outline: none;
}
.savecode-out:focus { border-color: rgba(var(--accent-rgb), .5); }
.savecode-input {
  width: 100%;
  height: 42px;
  padding: 0 13px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, .16);
  color: var(--ink);
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: .08em;
  outline: none;
}
.savecode-input::placeholder { color: var(--faint); font-family: var(--font-body, inherit); letter-spacing: 0; }
.savecode-input:focus { border-color: rgba(var(--accent-rgb), .5); }
.savecode-row { display: flex; gap: 8px; margin-top: 9px; }
.savecode-row > * { flex: 1; }
.savecode-row .ghost-btn[disabled] { opacity: .45; }
.savecode-note {
  margin-top: 14px;
  padding-top: 11px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 9px;
  line-height: 1.75;
}
.savecode-note b { color: #ffca8a; font-weight: 500; }

/* ---------------- 排行榜：不参与提示 ---------------- */
.rank-code-warn {
  margin: 0 0 0 auto;
  padding: 4px 10px;
  border-radius: 99px;
  border: 1px solid rgba(255, 196, 120, .35);
  background: rgba(255, 196, 120, .1);
  color: #ffca8a;
  font-size: 8.5px;
  letter-spacing: .04em;
  white-space: nowrap;
}

/* ---------------- 移动端 ---------------- */
@media (max-width: 880px) {
  .announce-card, .tutorial-card, .savecode-card, .tut-ask-card { padding: 22px 18px 18px; }
  .announce-list { max-height: 46vh; }
  .tutorial-card .modal-actions { flex-direction: row; }
  .tutorial-card .modal-actions > * { width: auto; flex: 1; }
  .savecode-row { flex-direction: column; }
  .savecode-row > * { width: 100%; }
  .rank-code-warn { margin: 6px 0 0; white-space: normal; }
  .page-filter-row { flex-wrap: wrap; }
}
@media (max-width: 520px) {
  .tut-ask-card h2 { font-size: 20px; }
  .tutorial-card h2 { font-size: 19px; }
  .tut-body { font-size: 11px; }
  .announce-item { padding: 10px 12px; }
  .announce-item li { font-size: 10px; }
  .tool-btn .tool-label { display: none; }
}

/* ---------------- 修复：小字对比度 + 手机底部坞溢出 ---------------- */
.announce-sub, .savecode-sub, .tut-body { color: rgba(255, 255, 255, .74); }
.announce-item li { color: rgba(255, 255, 255, .76); }
.savecode-status { color: rgba(255, 255, 255, .72); }
.savecode-out, .savecode-input { background: rgba(255, 255, 255, .06); color: rgba(255, 255, 255, .92); }
.savecode-out::placeholder, .savecode-input::placeholder { color: rgba(255, 255, 255, .38); }
.savecode-note { color: rgba(255, 255, 255, .5); }
.tut-skip-link { color: rgba(255, 255, 255, .45); }

@media (max-width: 880px) {
  /* 底部坞现在是 6 项，收紧一点避免溢出 */
  .dock { gap: 1px; padding: 4px; }
  .dock-item { flex: 1 1 0; min-width: 0; height: 46px; gap: 2px; }
  .dock-item span { font-size: 7.5px; letter-spacing: 0; }
  .dock-item svg { width: 16px; height: 16px; }
  .dock-badge { right: calc(50% - 22px); }
  .dock-lock { right: calc(50% - 23px); }
}
@media (max-width: 520px) {
  .dock-item span { font-size: 7px; }
  .dock-item svg { width: 15px; height: 15px; }
  .hud-actions .tool-btn { width: 29px; }
  .hud-actions .tool-btn .tool-label { display: none; }
}