/* ============ 棋艺 · 通设计系统 ============ */
:root {
  --bg: #f5f1e8;
  --bg-2: #efe8db;
  --card: #ffffff;
  --ink: #2e2a24;
  --ink-2: #5c5347;
  --muted: #8b8171;
  --line: #e5dccb;
  --wood: #d8b079;
  --wood-2: #c89a5e;
  --accent: #b5442c;
  --accent-2: #d9694a;
  --ok: #2f7d5b;
  --shadow: 0 10px 30px rgba(63, 47, 27, .10);
  --radius: 14px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ---------- 首页 ---------- */
.home {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  background:
    radial-gradient(1200px 600px at 20% -10%, #fbf7ee 0%, transparent 60%),
    radial-gradient(900px 500px at 100% 100%, #efe6d5 0%, transparent 55%),
    var(--bg);
}

.brand { text-align: center; margin-bottom: 40px; }
.brand .seal {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 62px; height: 62px;
  border-radius: 16px;
  background: linear-gradient(145deg, var(--accent-2), var(--accent));
  color: #fff;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 2px;
  box-shadow: 0 8px 20px rgba(181, 68, 44, .28);
}
.brand h1 { margin: 18px 0 8px; font-size: 34px; letter-spacing: 6px; font-weight: 700; }
.brand p { margin: 0; color: var(--muted); letter-spacing: 2px; font-size: 14px; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 340px));
  gap: 26px;
  width: 100%;
  max-width: 780px;
}

.game-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.game-card:hover {
  transform: translateY(-4px);
  border-color: var(--wood-2);
  box-shadow: 0 16px 38px rgba(63, 47, 27, .16);
}
.game-card .thumb {
  height: 150px;
  border-radius: 12px;
  margin-bottom: 18px;
  position: relative;
  overflow: hidden;
}
.thumb-go {
  background: linear-gradient(160deg, #e2bd85, #cf9f61);
}
.thumb-xiang {
  background: linear-gradient(160deg, #e9d3a6, #d5b374);
}
.thumb::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(80, 52, 20, .45) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80, 52, 20, .45) 1px, transparent 1px);
  background-size: 100% 100%;
}
.thumb .dot {
  position: absolute;
  width: 26px; height: 26px;
  border-radius: 50%;
  z-index: 2;
  box-shadow: 0 3px 6px rgba(0, 0, 0, .3);
}
.thumb .d1 { left: 22%; top: 30%; background: radial-gradient(circle at 32% 28%, #6b6b6b, #111); }
.thumb .d2 { left: 44%; top: 52%; background: radial-gradient(circle at 32% 28%, #fff, #cfcfcf); }
.thumb .d3 { left: 66%; top: 34%; background: radial-gradient(circle at 32% 28%, #6b6b6b, #111); }
.game-card h2 { margin: 0 0 6px; font-size: 22px; letter-spacing: 2px; }
.game-card .en { color: var(--muted); font-size: 12px; letter-spacing: 2px; text-transform: uppercase; }
.game-card p { color: var(--ink-2); font-size: 14px; line-height: 1.7; margin: 12px 0 0; }
.game-card .go-btn {
  margin-top: 18px;
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent); font-weight: 600; font-size: 14px;
}

.home-foot { margin-top: 44px; color: var(--muted); font-size: 12px; letter-spacing: 1px; }

/* ---------- 游戏页 ---------- */
.app { min-height: 100dvh; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 22px;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20;
}
.back {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--ink-2); font-size: 14px; padding: 6px 12px;
  border-radius: 999px; border: 1px solid var(--line); background: #fff;
}
.back:hover { border-color: var(--wood-2); color: var(--ink); }
.topbar .title { font-size: 18px; font-weight: 700; letter-spacing: 3px; }
.topbar .spacer { flex: 1; }

.layout {
  flex: 1;
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 22px;
  max-width: 1180px;
  width: 100%;
  margin: 0 auto;
}

.board-wrap {
  flex: 1 1 auto;
  min-width: 0;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
canvas#board {
  width: 100%;
  max-width: 620px;
  display: block;
  border-radius: 10px;
  cursor: pointer;
  touch-action: manipulation;
}

.panel {
  flex: 0 0 288px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}
.card h3 {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--muted);
  font-weight: 600;
}

.turn {
  display: flex; align-items: center; gap: 12px;
  font-size: 17px; font-weight: 700;
}
.stone-i {
  width: 26px; height: 26px; border-radius: 50%;
  display: inline-block; flex: 0 0 auto;
  box-shadow: 0 2px 5px rgba(0, 0, 0, .25);
}
.stone-i.black { background: radial-gradient(circle at 32% 28%, #6d6d6d, #101010); }
.stone-i.white { background: radial-gradient(circle at 32% 28%, #fff, #cfc9bd); border: 1px solid #c9c2b4; }
.stone-i.red { background: radial-gradient(circle at 32% 28%, #f0a08c, #b5442c); }
.stone-i.black-p { background: radial-gradient(circle at 32% 28%, #6d6d6d, #101010); }
.status-msg { margin-top: 8px; font-size: 13px; color: var(--ink-2); line-height: 1.6; min-height: 20px; }
.status-msg.warn { color: var(--accent); font-weight: 600; }

.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 10px;
  padding: 9px 14px;
  font-size: 14px;
  font-family: var(--font);
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .08s;
}
.btn:hover { border-color: var(--wood-2); background: #fdfaf4; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-2); }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; }
.btn-row .btn { flex: 1 1 auto; }

.field { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--ink-2); margin-bottom: 10px; }
.field:last-child { margin-bottom: 0; }
.field label { min-width: 62px; }
input[type="text"] {
  flex: 1; min-width: 0;
  font-family: var(--font); font-size: 14px;
  padding: 7px 10px; border-radius: 9px;
  border: 1px solid var(--line); background: #fff; color: var(--ink);
}
input[type="text"]:focus { outline: none; border-color: var(--wood-2); }
select, input[type="range"] { font-family: var(--font); font-size: 14px; }
select {
  flex: 1;
  padding: 7px 10px;
  border-radius: 9px;
  border: 1px solid var(--line);
  background: #fff; color: var(--ink);
}
.lobby-item {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px;
  margin-top: 6px; background: var(--bg-2); font-size: 13px; color: var(--ink-2);
}
.lobby-item button {
  border: 1px solid var(--wood-2); background: #fff; color: var(--accent);
  border-radius: 7px; padding: 3px 10px; font-size: 12px; cursor: pointer;
  font-family: var(--font);
}
.lobby-item button:hover { background: var(--accent); color: #fff; }

.net-box {
  margin-top: 12px; padding: 10px 12px; border-radius: 10px;
  background: var(--bg-2); border: 1px dashed var(--wood-2); font-size: 13px; line-height: 1.8;
}
.net-box b { color: var(--accent); letter-spacing: 1px; }

/* ---------- 教程页 ---------- */
.tut-layout {
  display: flex; gap: 22px; align-items: flex-start;
  padding: 22px; max-width: 1180px; margin: 0 auto; width: 100%;
}
.tut-main { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; gap: 14px; }
.tut-side { flex: 0 0 300px; display: flex; flex-direction: column; gap: 12px; }
.lesson-nav { display: flex; flex-direction: column; gap: 4px; }
.lesson-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 11px; border-radius: 9px; cursor: pointer; font-size: 14px;
  border: 1px solid transparent; color: var(--ink-2);
}
.lesson-item:hover { background: var(--bg-2); }
.lesson-item.active { background: #fff5ee; border-color: #f0cbb4; color: var(--accent); font-weight: 600; }
.lesson-item .n {
  width: 20px; height: 20px; border-radius: 50%; background: var(--bg-2);
  color: var(--muted); font-size: 12px; display: inline-flex;
  align-items: center; justify-content: center; flex: 0 0 auto;
}
.lesson-item.done .n { background: #dff0e7; color: var(--ok); }
.lesson-item.active .n { background: var(--accent); color: #fff; }
.tut-body { font-size: 15px; line-height: 1.9; color: var(--ink-2); }
.tut-body p { margin: 0 0 10px; }
.tut-body b { color: var(--ink); }
.tut-body .hl { color: var(--accent); font-weight: 600; }
.tut-task {
  margin-top: 12px; padding: 10px 12px; border-left: 3px solid var(--accent);
  background: #fff7f2; border-radius: 0 9px 9px 0; font-size: 14px; color: var(--ink-2);
}
.tut-ok { color: var(--ok); font-weight: 600; }
canvas#miniBoard { width: 100%; max-width: 420px; display: block; border-radius: 10px; cursor: pointer; }
.mini-wrap { display: flex; flex-direction: column; align-items: center; gap: 10px; }

@media (max-width: 900px) {
  .tut-layout { flex-direction: column; padding: 14px; }
  .tut-side { flex: 1 1 auto; }
}

.switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.switch input { width: 16px; height: 16px; accent-color: var(--accent); }

.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat { background: var(--bg-2); border-radius: 10px; padding: 10px 12px; }
.stat .k { font-size: 12px; color: var(--muted); }
.stat .v { font-size: 18px; font-weight: 700; margin-top: 2px; }

.movelist {
  max-height: 220px;
  overflow-y: auto;
  font-size: 13px;
  line-height: 1.9;
  font-variant-numeric: tabular-nums;
}
.movelist ol { margin: 0; padding-left: 22px; }
.movelist li { color: var(--ink-2); }
.movelist .empty { color: var(--muted); font-size: 13px; }

.tips { font-size: 12px; color: var(--muted); line-height: 1.8; }
.tips b { color: var(--ink-2); }

.result-banner {
  border-radius: 12px;
  padding: 14px 16px;
  background: linear-gradient(135deg, #fff6ec, #ffe9dc);
  border: 1px solid #f2cbb6;
  font-weight: 700;
  letter-spacing: 1px;
}
.result-banner small { display: block; margin-top: 6px; font-weight: 400; color: var(--ink-2); letter-spacing: 0; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 12px;
  background: var(--bg-2);
  color: var(--ink-2);
  border: 1px solid var(--line);
}
.badge.on { background: #e8f4ee; border-color: #bfe0d1; color: var(--ok); }

@media (max-width: 900px) {
  .layout { flex-direction: column; align-items: stretch; padding: 14px; }
  .panel { flex: 1 1 auto; }
  .board-wrap { padding: 10px; }
}

/* 手机（微信内置浏览器主要场景）：尽量把宽度让给棋盘 */
@media (max-width: 520px) {
  .topbar { padding: 0 10px; }
  .topbar .title { font-size: 16px; letter-spacing: 2px; }
  .layout { padding: 8px; gap: 12px; }
  .board-wrap { padding: 6px; }
  .card { padding: 14px; }
  .btns { gap: 8px; }
}

/* =========================================================
 *  个人中心 / 好友 / 排位 / 天梯
 * ========================================================= */
.me-wrap {
  width: 100%;
  max-width: 680px;
  margin: 0 auto;
  padding: 18px 16px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ---------- 名片 ---------- */
.pf-head { display: flex; gap: 16px; align-items: center; }
.avatar-big {
  width: 68px; height: 68px; flex: 0 0 68px;
  border: none; border-radius: 20px;
  font-size: 34px; line-height: 1;
  color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 16px rgba(63, 47, 27, .18);
  transition: transform .12s ease;
}
.avatar-big:hover { transform: translateY(-2px); }
.pf-info { flex: 1 1 auto; min-width: 0; }
.pf-nick-row { display: flex; gap: 8px; }
.pf-nick-row input {
  flex: 1 1 auto; min-width: 0;
  font-family: var(--font); font-size: 17px; font-weight: 700; color: var(--ink);
  padding: 7px 10px; border: 1px solid var(--line); border-radius: 10px; background: #fffdf9;
}
.pf-nick-row input:focus { outline: 2px solid var(--wood); outline-offset: 1px; }
.pf-code { margin-top: 8px; font-size: 13px; color: var(--muted); }
.pf-code b { color: var(--ink); letter-spacing: 2px; font-size: 14px; }
.pf-ratings { margin-top: 6px; display: flex; flex-wrap: wrap; gap: 12px; font-size: 13px; color: var(--ink-2); }
.pf-ratings b { color: var(--accent); font-size: 15px; }
.link {
  background: none; border: none; padding: 0 0 0 6px;
  color: var(--accent); font-size: 13px; font-family: var(--font); cursor: pointer;
}
.link:hover { text-decoration: underline; }
.tips-inline { color: var(--ok); font-size: 12px; margin-left: 6px; }

.record {
  margin-top: 14px; padding: 10px 14px;
  border-radius: 12px; background: var(--bg-2); border: 1px solid var(--line);
  font-size: 14px; color: var(--ink-2); letter-spacing: 1px;
}
.record b { font-size: 17px; color: var(--ink); margin: 0 2px; }
.record b.win { color: var(--ok); }
.record b.lose { color: var(--accent); }

.avatar-picker {
  margin-top: 12px; padding: 12px;
  border: 1px solid var(--line); border-radius: 12px; background: #fffdf9;
  display: flex; flex-wrap: wrap; gap: 8px;
}
.avatar-picker .av {
  width: 44px; height: 44px; font-size: 24px; cursor: pointer;
  border: 1px solid var(--line); border-radius: 12px; background: #fff;
}
.avatar-picker .av:hover { border-color: var(--wood); background: var(--bg-2); }
.color-line { flex-basis: 100%; display: flex; gap: 8px; margin-top: 4px; }
.color-line .cl {
  width: 28px; height: 28px; border-radius: 50%; cursor: pointer;
  border: 2px solid #fff; box-shadow: 0 0 0 1px var(--line);
}
.color-line .cl:hover { transform: scale(1.12); }

/* ---------- 分段控件 ---------- */
.seg {
  display: inline-flex; padding: 3px; gap: 3px;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 11px;
  margin-bottom: 12px;
}
.seg button {
  border: none; background: transparent; cursor: pointer;
  font-family: var(--font); font-size: 13px; color: var(--ink-2);
  padding: 6px 16px; border-radius: 8px;
}
.seg button.on { background: #fff; color: var(--ink); font-weight: 700; box-shadow: 0 1px 4px rgba(0,0,0,.06); }

/* ---------- 按钮变体 ---------- */
.btn.block { display: block; width: 100%; }
.btn.small { padding: 7px 14px; font-size: 13px; }
.btn.tiny { padding: 4px 10px; font-size: 12px; flex: 0 0 auto; }
.btn.danger { color: var(--accent); border-color: #eec9be; }

.row { display: flex; gap: 8px; align-items: center; }
.row input {
  flex: 1 1 auto; min-width: 0;
  font-family: var(--font); font-size: 14px; color: var(--ink);
  padding: 9px 12px; border: 1px solid var(--line); border-radius: 10px; background: #fffdf9;
}
.row input:focus { outline: 2px solid var(--wood); outline-offset: 1px; }

/* ---------- 列表 ---------- */
.list { margin-top: 12px; display: flex; flex-direction: column; }
.list .empty { padding: 14px 4px; font-size: 13px; color: var(--muted); }
.frow, .rrow, .hrow {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 6px; border-bottom: 1px solid var(--line);
}
.frow:last-child, .rrow:last-child, .hrow:last-child { border-bottom: none; }
.fav {
  width: 34px; height: 34px; flex: 0 0 34px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 19px; color: #fff;
}
.fname { flex: 1 1 auto; min-width: 0; font-size: 14px; color: var(--ink); }
.fname small {
  display: block; font-size: 11px; color: var(--muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.fbtns { display: flex; gap: 6px; flex: 0 0 auto; }
.rrow.me { background: #fff6ec; border-radius: 10px; }
.rk { width: 30px; flex: 0 0 30px; text-align: center; font-size: 13px; color: var(--muted); font-weight: 700; }
.score { flex: 0 0 auto; font-weight: 700; color: var(--accent); font-size: 15px; }

.hrow { font-size: 13px; }
.tag {
  flex: 0 0 auto; width: 26px; height: 26px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: #fff; background: var(--muted);
}
.tag.win { background: var(--ok); }
.tag.lose { background: var(--accent); }
.tag.draw { background: var(--muted); }
.hname { flex: 1 1 auto; min-width: 0; color: var(--ink-2); }
.htime { flex: 0 0 auto; color: var(--muted); font-size: 12px; }

/* ---------- 匹配队列 ---------- */
.queue { text-align: center; padding: 14px 0 4px; }
.queue-dots { display: flex; justify-content: center; gap: 6px; margin-bottom: 10px; }
.queue-dots i {
  width: 8px; height: 8px; border-radius: 50%; background: var(--wood);
  animation: bounce 1s infinite ease-in-out;
}
.queue-dots i:nth-child(2) { animation-delay: .15s; }
.queue-dots i:nth-child(3) { animation-delay: .3s; }
@keyframes bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: .45; }
  40% { transform: translateY(-6px); opacity: 1; }
}
#queueMsg { font-size: 13px; color: var(--ink-2); margin-bottom: 12px; }

.mebar { width: 100%; display: flex; justify-content: center; padding: 14px 16px 0; }
.mebar-in {
  display: flex; align-items: center; gap: 10px;
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 16px 6px 6px; box-shadow: var(--shadow);
}
.mebar-in:hover { border-color: var(--wood); }
.mebar .fav { width: 32px; height: 32px; flex: 0 0 32px; border-radius: 50%; font-size: 17px; }
.mebar .nm { font-size: 13px; color: var(--ink); }
.mebar .nm small { display: block; font-size: 11px; color: var(--muted); }
.mebar .cta { font-size: 12px; color: var(--accent); margin-left: 8px; }

/* ---------- 对局中的双方名片 ---------- */
.duel { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.duel .side { flex: 1 1 0; display: flex; align-items: center; gap: 8px; min-width: 0; }
.duel .side.right { flex-direction: row-reverse; text-align: right; }
.duel .nm { font-size: 13px; color: var(--ink); min-width: 0; }
.duel .nm small { display: block; font-size: 11px; color: var(--muted); }
.duel .vs { font-size: 12px; color: var(--muted); flex: 0 0 auto; }
.duel .act { box-shadow: 0 0 0 2px var(--accent); }

@media (max-width: 520px) {
  .fbtns { flex-wrap: wrap; justify-content: flex-end; max-width: 120px; }
  .pf-head { gap: 12px; }
}