/* ============================================================
   轻量版顶部导航样式（可自由修改配色 / 间距）
   配色思路：紫微主题 —— 深靛紫渐变 + 烫金点缀，与米黄正文形成对比
   ============================================================ */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 200;
  background: linear-gradient(135deg, #221a3c 0%, #34215a 55%, #2a1c4a 100%);
  border-bottom: 1px solid rgba(233, 196, 106, .32);
  box-shadow: 0 6px 22px rgba(34, 20, 60, .28);
  color: #f6efdf;
  backdrop-filter: saturate(1.1);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* ---------- 品牌 ---------- */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: #f6efdf;
  flex: 0 0 auto;
}
.nav-seal {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--serif, "Songti SC", serif);
  font-size: 18px;
  font-weight: 700;
  color: #3a2358;
  background: linear-gradient(145deg, #f4dca0, #e0b35e);
  box-shadow: 0 2px 8px rgba(224, 179, 94, .45), inset 0 1px 2px rgba(255, 255, 255, .6);
}
.nav-brand-text {
  font-family: var(--serif, "Songti SC", serif);
  font-size: 17px;
  letter-spacing: 2px;
  font-weight: 700;
  color: #f6efdf;
  text-shadow: 0 1px 2px rgba(0, 0, 0, .25);
}

/* ---------- 链接 ---------- */
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
}
.nav-links > li { position: relative; }

.nav-links a {
  display: block;
  position: relative;
  padding: 9px 15px;
  color: rgba(246, 239, 223, .82);
  text-decoration: none;
  font-size: 14.5px;
  letter-spacing: .5px;
  border-radius: 8px;
  transition: color .18s ease, background .18s ease;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 5px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, #f4dca0, #e0b35e);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .2s ease;
}
.nav-links a:hover,
.nav-links a:focus {
  color: #f4dca0;
  background: rgba(233, 196, 106, .10);
  outline: none;
}
.nav-links a:hover::after,
.nav-links a:focus::after { transform: scaleX(1); }

.caret {
  font-size: 10px;
  margin-left: 5px;
  opacity: .7;
  vertical-align: middle;
}

/* ---------- 子项目下拉 ---------- */
.nav-submenu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 172px;
  margin: 0;
  padding: 7px;
  list-style: none;
  background: linear-gradient(160deg, #2c2150, #241a40);
  border: 1px solid rgba(233, 196, 106, .24);
  border-radius: 12px;
  box-shadow: 0 14px 34px rgba(20, 12, 40, .42);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease, visibility .18s;
}
/* 小箭头 */
.nav-submenu::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 22px;
  width: 12px;
  height: 12px;
  background: #2c2150;
  border-left: 1px solid rgba(233, 196, 106, .24);
  border-top: 1px solid rgba(233, 196, 106, .24);
  transform: rotate(45deg);
}
.nav-has-menu:hover .nav-submenu,
.nav-has-menu:focus-within .nav-submenu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-submenu li { margin: 0; }
.nav-submenu li a {
  padding: 10px 14px;
  font-size: 14px;
  border-radius: 8px;
  color: rgba(246, 239, 223, .86);
}
.nav-submenu li a::after { display: none; }
.nav-submenu li a:hover {
  color: #fff;
  background: linear-gradient(135deg, rgba(233, 196, 106, .20), rgba(176, 54, 42, .22));
}

/* ---------- 移动端展开按钮 ---------- */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid rgba(233, 196, 106, .35);
  color: #f4dca0;
  font-size: 18px;
  line-height: 1;
  width: 38px;
  height: 34px;
  border-radius: 8px;
  cursor: pointer;
}

/* ---------- 响应式：窄屏折叠为下拉 ---------- */
@media (max-width: 760px) {
  .nav-toggle { display: block; order: 10; flex: 0 0 auto; margin-left: 12px; }  /* order:10 → 置于登录入口右侧，靠屏幕最右 */
  .nav-links {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px;
    background: linear-gradient(160deg, #2c2150, #241a40);
    border-bottom: 1px solid rgba(233, 196, 106, .24);
    box-shadow: 0 14px 30px rgba(20, 12, 40, .42);
    /* 默认收起 */
    display: none;
  }
  .nav-links.nav-open { display: flex; }
  .nav-links a { border-radius: 8px; padding: 12px 14px; }
  .nav-links a::after { display: none; }
  /* 子项目在移动端展开为内嵌列表 */
  .nav-has-menu .nav-submenu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: transparent;
    padding: 0 0 6px 12px;
    min-width: 0;
  }
  .nav-has-menu .nav-submenu::before { display: none; }
  .nav-has-menu .nav-submenu li a { font-size: 13.5px; color: rgba(246, 239, 223, .7); }
}

/* ============================================================
   移动端 H5 适配（轻量版）
   核心问题：原 style.css 在 <=620px 把 .chart-stage 固定成 720px，
   导致手机上命盘无法缩放、只能横向拖动。这里取消固定最小宽度，
   让 4×4 命盘随屏宽等比缩放。
   ============================================================ */
@media (max-width: 760px) {
  /* 命盘：去掉固定最小宽度，随屏宽铺满，超窄再横向兜底滚动 */
  .chart-scroll { -webkit-overflow-scrolling: touch; }
  .chart-stage { min-width: 0; width: 100%; }
  .chart {
    grid-template-columns: repeat(4, 1fr);
    aspect-ratio: auto;                       /* 窄屏改为按行高撑开，保证内容可读 */
    grid-template-rows: repeat(4, minmax(120px, auto));
    gap: 1px;                                 /* 连体网格线 */
  }
  .cell { padding: 4px 5px; }
  .cell-body { gap: 0; padding: 1px 0; }
  .cell-top { font-size: 10px; }
  .cell-top .pname { font-size: 11px; letter-spacing: .5px; }
  .cell-top .pbranch { font-size: 9px; }
  .star-row { line-height: 1.35; }
  .star-row .sname { font-size: 12.5px; letter-spacing: .5px; }
  .star-row .bright { font-size: 9px; }
  .minor-row { font-size: 9.5px; line-height: 1.4; gap: 0 4px; }
  .adj-row { font-size: 9px; line-height: 1.4; }
  .cell-foot { font-size: 8.5px; padding-top: 2px; }

  .cell.center { padding: 10px 12px; gap: 5px; }
  .center-title { font-size: 14px; letter-spacing: 1px; }
  .center-sub { font-size: 11px; }
  .center-kv { font-size: 11px; gap: 2px 10px; }
  .center-note { font-size: 10px; line-height: 1.5; }

  .chart-head { flex-wrap: wrap; gap: 8px; }
  .chart-actions { flex-wrap: wrap; }
  .legend .mut { padding: 2px 6px; font-size: 11px; }

  .tool-note { font-size: 11px; line-height: 1.6; }

  /* 收紧卡片内边距，给命盘更多横向空间 */
  .card { padding: 14px 13px; }
}

/* 超窄屏（约 320–360px 老款手机）进一步压缩字号与行高 */
@media (max-width: 380px) {
  .chart { grid-template-rows: repeat(4, minmax(108px, auto)); gap: 1px; }
  .star-row .sname { font-size: 11.5px; }
  .cell-top .pname { font-size: 10.5px; }
  .center-title { font-size: 13px; }
}

/* ============================================================
   ⭐ 顶栏会员区（照 /zizhan/ 的样式，2026-10-15 老师令）
   未登录 ⇒ 一个「登录 / 注册」按钮；已登录 ⇒ 一个胶囊「昵称 ▾」，
   明细全收进下拉面板。样式与 /zizhan/index.html 的 .nav-user 段同源，
   （两站导航栏同为深靛紫 + 烫金，故色值可直接共用。）
   ============================================================ */
.nav-user{position:relative;display:flex;align-items:center;flex:0 0 auto;margin-left:auto}
.nav-user .nu-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:9px;
  font-size:13.5px;text-decoration:none;white-space:nowrap;cursor:pointer;
  border:1px solid rgba(233,196,106,.5);color:#3a2358;
  background:linear-gradient(145deg,#f4dca0,#e0b35e);font-weight:700}
.nav-user .nu-btn:hover{filter:brightness(1.06)}
.nav-user .nu-name{max-width:7em;overflow:hidden;text-overflow:ellipsis}
.nav-user .nu-caret{font-size:10px;opacity:.75;transition:transform .18s ease}
.nav-user .nu-btn[aria-expanded="true"] .nu-caret{transform:rotate(180deg)}
.nav-user .nu-pill{background:transparent;color:#f4dca0;font-weight:400}
.nav-user .nu-pill:hover{background:rgba(233,196,106,.14);filter:none}
.nav-user .nu-plain{font-size:13px;color:rgba(246,239,223,.7);white-space:nowrap}
.nav-user .nu-menu{position:absolute;top:calc(100% + 10px);right:0;min-width:214px;z-index:210;
  padding:12px 13px;border-radius:12px;display:none;
  background:linear-gradient(160deg,#2c2150,#241a40);
  border:1px solid rgba(233,196,106,.28);box-shadow:0 18px 38px rgba(20,12,40,.5)}
.nav-user .nu-menu.open{display:block}
.nav-user .nu-mrow{display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:7px 2px;font-size:13px;color:rgba(246,239,223,.72)}
.nav-user .nu-mrow b{font-size:15px;color:#ffe9b8;font-weight:700}
.nav-user .nu-mrow.dim b{color:#ffc4b8}
.nav-user .nu-links{display:flex;gap:8px;margin-top:10px;padding-top:11px;
  border-top:1px solid rgba(233,196,106,.18)}
.nav-user .nu-links a{flex:1;text-align:center;padding:7px 0;border-radius:8px;font-size:13px;
  text-decoration:none;border:1px solid rgba(233,196,106,.45);color:#f4dca0}
.nav-user .nu-links a:hover{background:rgba(233,196,106,.14)}
.nav-user .nu-links a.solid{background:linear-gradient(145deg,#f4dca0,#e0b35e);color:#3a2358;
  font-weight:700;border-color:transparent}
.nav-user .nu-links.nu-links-wide{margin-top:8px;padding-top:0;border-top:0}
.nav-user .nu-links.nu-links-wide a{font-size:12.5px;padding:6px 0}
@media (max-width:760px){
  .nav-user{margin-left:auto}
  .nav-user .nu-name{max-width:5em}
}
@media (max-width:480px){
  .nav-user .nu-btn{padding:5px 11px;font-size:12.5px}
  .nav-user .nu-name{max-width:4em}
  .nav-user .nu-menu{min-width:196px}
}