/* ==========================================================================
   紫玄 · 设计系统
   --------------------------------------------------------------------------
   Clean Minimal + Editorial
   - 层次靠字号、字重、间距、网格与细线，不靠边框、阴影、图案
   - 五色：暖白 #F7F6F3 / 炭黑 #242326 / 灰紫 #8A789C / 沙金 #B9A17B / 灰绿 #78918C
   - 浅色为默认，深色跟随系统或手动切换（data-theme）
   ========================================================================== */

/* ---------- 1. 令牌 ---------- */
:root {
  color-scheme: light;

  --bg: #f7f6f3;
  --bg-soft: #efede7;
  --surface: #ffffff;
  --surface-2: #fbfaf7;

  --ink: #242326;
  --ink-2: #4d4a53;
  --ink-3: #7d7983;

  --line: rgba(36, 35, 38, .12);
  --line-soft: rgba(36, 35, 38, .07);
  --line-strong: rgba(36, 35, 38, .22);

  --plum: #8a789c;
  --plum-soft: rgba(138, 120, 156, .12);
  --sand: #b9a17b;
  --sage: #78918c;
  --sage-soft: rgba(120, 145, 140, .14);

  --danger: #a6493f;
  --danger-soft: rgba(166, 73, 63, .08);
  --ok: #4e7a63;

  --serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", STSong, SimSun, Georgia, serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --maxw: 1120px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 8px;
  --radius-sm: 6px;
  --shadow: 0 1px 2px rgba(36, 35, 38, .04);
}

[data-theme="dark"] {
  color-scheme: dark;

  --bg: #17161a;
  --bg-soft: #201f24;
  --surface: #232228;
  --surface-2: #1d1c21;

  --ink: #edeae6;
  --ink-2: #b7b2ba;
  --ink-3: #8b8690;

  --line: rgba(237, 234, 230, .13);
  --line-soft: rgba(237, 234, 230, .07);
  --line-strong: rgba(237, 234, 230, .24);

  --plum: #b6a2cb;
  --plum-soft: rgba(182, 162, 203, .14);
  --sand: #cbb48c;
  --sage: #93ada6;
  --sage-soft: rgba(147, 173, 166, .16);

  --danger: #d98b81;
  --danger-soft: rgba(217, 139, 129, .1);
  --ok: #8fb8a1;

  --shadow: none;
}

/* ---------- 2. 基底 ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: .01em;
  color: var(--ink);
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; color: inherit; }

code {
  font-family: var(--mono);
  font-size: .88em;
  background: var(--bg-soft);
  padding: .12em .4em;
  border-radius: 4px;
}

::selection { background: var(--plum); color: #fff; }

:focus-visible {
  outline: 2px solid var(--plum);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 14px;
  background: var(--ink);
  color: var(--bg);
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip:focus { left: 0; }

.muted { color: var(--ink-3); }
.req { color: var(--danger); margin-left: 2px; }
.inline-form { display: inline; margin: 0; }

/* ---------- 3. 容器 ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- 4. 公开站页眉 ---------- */
.site-head {
  position: sticky;
  top: 0;
  z-index: 30;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  border-bottom: 1px solid var(--line);
}

.site-head__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: none;
}
.brand__mark {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--serif);
  font-size: 15px;
  line-height: 1;
  border-radius: 5px;
}
.brand__name {
  font-family: var(--serif);
  font-size: 16px;
  letter-spacing: .14em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: 8px;
}
.site-nav a {
  position: relative;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--ink-2);
  border-radius: var(--radius-sm);
  transition: color .2s, background .2s;
}
.site-nav a:hover { color: var(--ink); background: var(--bg-soft); }
.site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 2px;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
}

.site-head__actions {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 10px;
}

/* ---------- 5. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 42px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: .03em;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s, border-color .2s, color .2s, transform .15s;
}
.btn:active { transform: translateY(1px); }

.btn--primary { background: var(--ink); color: var(--bg); }
.btn--primary:hover { background: color-mix(in srgb, var(--ink) 85%, var(--bg)); }

.btn--ghost {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--ink);
}
.btn--ghost:hover { background: var(--bg-soft); }

.btn--danger {
  border-color: color-mix(in srgb, var(--danger) 40%, transparent);
  background: transparent;
  color: var(--danger);
}
.btn--danger:hover { background: var(--danger-soft); }

.btn--sm { height: 34px; padding: 0 12px; font-size: 13px; border-radius: 5px; }
.btn--block { width: 100%; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  transition: background .2s, color .2s;
}
.icon-btn:hover { background: var(--bg-soft); color: var(--ink); }
.icon-btn--sm { width: 30px; height: 30px; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13.5px;
  color: var(--ink-2);
  border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}
.text-link:hover { color: var(--ink); border-color: var(--plum); }

/* 移动端的导航开关；桌面隐藏 */
.site-head__menu { display: none; }
@media (max-width: 900px) {
  .site-head__menu { display: inline-grid; }
  .site-nav.is-open { display: flex; }
}

/* 主题图标：亮色显示月亮，暗色显示太阳 */
.theme-icon--dark { display: none; }
[data-theme="dark"] .theme-icon--dark { display: block; }
[data-theme="dark"] .theme-icon--light { display: none; }

/* ---------- 6. 首页 ---------- */
.hero {
  padding-block: clamp(56px, 11vh, 116px) clamp(40px, 7vh, 72px);
  border-bottom: 1px solid var(--line);
}

.hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-3);
  letter-spacing: .06em;
  margin-bottom: 28px;
}
.kicker-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--sage);
}

.hero__name {
  font-family: var(--serif);
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: .18em;
  color: var(--ink-2);
  margin-bottom: 16px;
}

.hero__title {
  font-size: clamp(32px, 5.6vw, 60px);
  line-height: 1.18;
  letter-spacing: .005em;
  max-width: 20em;
  text-wrap: balance;
}

.hero__lede {
  margin-top: 24px;
  max-width: 44ch;
  font-size: clamp(16px, 1.6vw, 18px);
  line-height: 1.8;
  color: var(--ink-2);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.hero__now {
  margin-top: clamp(36px, 6vh, 56px);
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-3);
  display: flex;
  gap: 14px;
  align-items: baseline;
}
.hero__now span {
  flex: none;
  color: var(--sand);
  letter-spacing: .2em;
  font-size: 12px;
}

/* ---------- 7. 公开版块 ---------- */
.section { margin-top: clamp(56px, 9vh, 104px); }

.section-label {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line-strong);
  margin-bottom: 4px;
}
.section-label__index {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: .08em;
}
.section-label__text {
  font-size: 15px;
  letter-spacing: .12em;
  color: var(--ink);
}
.section-label__more {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ink-3);
}
.section-label__more:hover { color: var(--ink); }

/* 列表行 */
.rows { list-style: none; margin: 0; padding: 0; }
.row { border-bottom: 1px solid var(--line); }
.row__link {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) 40px;
  gap: 24px;
  align-items: start;
  padding: 26px 4px;
  transition: background .25s;
}
.row__link:hover { background: var(--surface-2); }
.row__index {
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink-3);
  padding-top: 6px;
  font-variant-numeric: tabular-nums;
}
.row__title {
  display: block;
  font-family: var(--serif);
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.45;
  margin-bottom: 6px;
  transition: color .2s;
}
.row__link:hover .row__title { color: var(--plum); }
.row__desc {
  display: block;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--ink-2);
  max-width: 62ch;
}
.row__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
}
.row__meta { font-size: 12.5px; color: var(--ink-3); }
.row__arrow { justify-self: end; color: var(--ink-3); padding-top: 6px; transition: transform .2s, color .2s; }
.row__link:hover .row__arrow { transform: translateX(4px); color: var(--ink); }

/* 标签与状态 */
.tags { display: inline-flex; flex-wrap: wrap; gap: 6px; }
.tag {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  line-height: 1.6;
  padding: 2px 9px;
  border-radius: 4px;
  background: var(--bg-soft);
  color: var(--ink-2);
  letter-spacing: .02em;
}
.tag--muted { color: var(--ink-3); }

.pill {
  display: inline-flex;
  align-items: center;
  font-size: 12px;
  line-height: 1.6;
  padding: 1px 9px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  color: var(--ink-2);
  white-space: nowrap;
}
.pill--ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, transparent); background: color-mix(in srgb, var(--ok) 8%, transparent); }
.pill--accent { color: var(--plum); border-color: color-mix(in srgb, var(--plum) 45%, transparent); background: var(--plum-soft); }
.pill--muted { color: var(--ink-3); }

/* 工具网格：1px 细线做分隔，不用卡片阴影 */
.tool-grid {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.tool {
  display: flex;
  flex-direction: column;
  gap: 10px;
  height: 100%;
  min-height: 196px;
  padding: 26px 24px;
  background: var(--surface);
  transition: background .25s;
}
a.tool:hover { background: var(--surface-2); }
.tool__top { display: flex; align-items: center; justify-content: space-between; color: var(--ink-3); }
.tool__tag { font-size: 11.5px; letter-spacing: .1em; color: var(--ink-3); }
.tool__name { font-family: var(--serif); font-size: 20px; margin-top: 4px; }
.tool__desc { font-size: 14px; line-height: 1.7; color: var(--ink-2); }
.tool__go { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--plum); }
.tool--soon { opacity: .72; }

/* 关于 teaser */
.about-teaser {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: clamp(24px, 5vw, 64px);
  padding-top: 28px;
}
.about-teaser__side { display: flex; flex-direction: column; gap: 20px; align-items: flex-start; }

.link-list { list-style: none; margin: 0; padding: 0; width: 100%; }
.link-list li + li { margin-top: 10px; }
.link-list a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13.5px;
  color: var(--ink-2);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.link-list a:hover { color: var(--ink); border-color: var(--plum); }
.link-list a span { color: var(--ink-3); font-size: 12.5px; text-align: right; word-break: break-all; }

/* ---------- 8. 页脚 ---------- */
.site-foot {
  margin-top: clamp(72px, 12vh, 140px);
  border-top: 1px solid var(--line);
  padding-block: 28px 40px;
  font-size: 13px;
  color: var(--ink-3);
}
.site-foot__inner { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; }
.site-foot__links { display: flex; gap: 18px; }
.site-foot__links a:hover { color: var(--ink); }

/* ---------- 9. 内页通用 ---------- */
.page-head {
  padding-block: clamp(48px, 8vh, 88px) 32px;
  border-bottom: 1px solid var(--line);
}
.page-head__kicker {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12.5px;
  letter-spacing: .14em;
  color: var(--ink-3);
  margin-bottom: 18px;
}
.page-head__kicker a:hover { color: var(--ink); }
.page-head__kicker span { color: var(--line-strong); }
.page-head__title { font-size: clamp(30px, 4.6vw, 48px); line-height: 1.2; }
.page-head__lede {
  margin-top: 18px;
  max-width: 52ch;
  font-size: clamp(15.5px, 1.5vw, 17px);
  line-height: 1.8;
  color: var(--ink-2);
}
.page-head__meta { margin-top: 14px; font-size: 13px; color: var(--ink-3); }

.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-3);
  padding-block: 28px 8px;
}
.crumbs a:hover { color: var(--ink); }
.crumbs span { color: var(--line-strong); }

/* 筛选 */
.filters { display: flex; flex-wrap: wrap; gap: 6px; margin: 24px 0 0; }
.filters--sm { margin: 0; }
.filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  font-size: 13px;
  color: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: background .2s, border-color .2s, color .2s;
}
.filter:hover { border-color: var(--line-strong); color: var(--ink); }
.filter.is-on { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.filter span { font-size: 11.5px; opacity: .7; }

/* ---------- 10. 正文排版 ---------- */
.prose { color: var(--ink-2); font-size: 16.5px; line-height: 1.85; }
.prose > * + * { margin-top: 1.1em; }
.prose h2, .prose h3, .prose h4 { color: var(--ink); margin-top: 2em; }
.prose h2 { font-size: 1.5em; }
.prose h3 { font-size: 1.22em; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--plum); border-bottom: 1px solid color-mix(in srgb, var(--plum) 45%, transparent); }
.prose a:hover { border-color: var(--plum); }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li + li { margin-top: .35em; }
.prose blockquote {
  margin: 1.6em 0;
  padding-left: 18px;
  border-left: 2px solid var(--plum);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.05em;
}
.prose pre {
  background: var(--bg-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.75;
}
.prose pre code { background: none; padding: 0; font-size: inherit; }
.prose img { border-radius: var(--radius-sm); margin: 1.6em 0; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2.4em 0; }
.prose--lg { font-size: 17.5px; }

/* ---------- 11. 文章页 ---------- */
.entry { max-width: 720px; margin-inline: auto; padding-bottom: 40px; }
.entry__title { font-size: clamp(28px, 4.4vw, 42px); line-height: 1.25; margin-top: 16px; }
.entry__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: 20px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-3);
}
.entry__lede {
  margin-top: 28px;
  font-family: var(--serif);
  font-size: clamp(17px, 1.9vw, 20px);
  line-height: 1.7;
  color: var(--ink);
}
.entry__body { margin-top: 32px; }
.entry__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--line); }
.entry__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}
.entry__nav a { display: grid; gap: 4px; font-size: 14px; color: var(--ink); }
.entry__nav a span { font-size: 12px; color: var(--ink-3); }
.entry__nav a:hover { color: var(--plum); }
.entry__nav-next { text-align: right; }

/* 项目详情 */
.project-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; margin-top: 16px; }
.project-head__meta { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; margin-top: 14px; font-size: 13px; color: var(--ink-3); }

/* 关于 */
.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 80px);
  padding-top: 40px;
}
.about-meta { display: flex; flex-direction: column; gap: 28px; }
.meta-block__label {
  font-size: 12px;
  letter-spacing: .16em;
  color: var(--ink-3);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.plain-list { list-style: none; margin: 0; padding: 0; font-size: 14px; color: var(--ink-2); }
.plain-list li + li { margin-top: 6px; }
.plain-list--disc { list-style: disc; padding-left: 1.2em; }
.plain-list--disc li + li { margin-top: 10px; }

/* ---------- 12. 工具页 ---------- */
.tool-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: clamp(20px, 3vw, 32px);
  align-items: start;
  padding-top: 36px;
}
.tool-work {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding-top: 36px;
}
.tool-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.output {
  margin: 0;
  min-height: 200px;
  max-height: 420px;
  overflow: auto;
  padding: 14px 16px;
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--ink);
  white-space: pre-wrap;
  word-break: break-word;
}

/* 命盘 */
.chart-result { display: grid; gap: 19px; }
.chart-result__head h2 { font-size: clamp(20px, 2.4vw, 26px); }
.chart-result__head p { margin-top: 8px; font-size: 13px; color: var(--ink-3); }

.pillars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}
.pillar { padding: 16px 8px 18px; text-align: center; border-left: 1px solid var(--line); }
.pillar:first-child { border-left: 0; }
.pillar--day { background: var(--plum-soft); }
.pillar__label { font-size: 11.5px; letter-spacing: .16em; color: var(--ink-3); }
.pillar__god { font-size: 12px; color: var(--ink-2); margin-top: 2px; }
.pillar__chars {
  display: grid;
  gap: 2px;
  margin-block: 10px 12px;
  font-family: var(--serif);
  font-size: clamp(28px, 4.4vw, 38px);
  line-height: 1.15;
}
.pillar__hidden { font-size: 11.5px; line-height: 1.7; color: var(--ink-3); }
.pillar__nayin { font-size: 12px; color: var(--ink-2); margin-top: 4px; }

.chart-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: 19px; }

.elems { display: grid; gap: 10px; margin-top: 6px; }
.elem { display: grid; grid-template-columns: 22px minmax(0, 1fr) 46px; gap: 10px; align-items: center; font-size: 13px; color: var(--ink-2); }
.elem__bar { display: block; height: 6px; border-radius: 999px; background: var(--bg-soft); overflow: hidden; }
.elem__fill { display: block; height: 100%; border-radius: 999px; background: var(--sage); transition: width .8s cubic-bezier(.2, .7, .3, 1); }
.elem__fill[data-el="木"] { background: #6f8f74; }
.elem__fill[data-el="火"] { background: #b4674a; }
.elem__fill[data-el="土"] { background: #a8895f; }
.elem__fill[data-el="金"] { background: #8e8b84; }
.elem__fill[data-el="水"] { background: #5b7c8d; }
.elem__pct { text-align: right; font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }

.luck { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; margin-top: 12px; }
.luck__cell { padding: 10px 4px; text-align: center; border-left: 1px solid var(--line); border-top: 1px solid var(--line); display: grid; gap: 2px; }
.luck__cell:nth-child(-n+4) { border-top: 0; }
.luck__cell:nth-child(4n+1) { border-left: 0; }
.luck__age { font-size: 11px; color: var(--ink-3); }
.luck__gz { font-family: var(--serif); font-size: 17px; }
.luck__god { font-size: 11px; color: var(--ink-3); }

.kv {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0;
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.kv > div {
  padding: 12px 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 0 -1px -1px 0;
}
.kv dt { font-size: 11.5px; letter-spacing: .1em; color: var(--ink-3); margin-bottom: 2px; }
.kv dd { margin: 0; font-size: 14px; color: var(--ink); }

/* ---------- 13. 工作台外壳 ---------- */
.page--app { background: var(--bg); }

.app {
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
  min-height: 100vh;
}

.app__side {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 18px 14px;
  border-right: 1px solid var(--line);
  background: var(--bg);
  overflow-y: auto;
}

.side__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px 14px;
}
.side__brand-text {
  display: flex;
  flex-direction: column;
  font-family: var(--serif);
  font-size: 15px;
  letter-spacing: .1em;
  line-height: 1.3;
}
.side__brand-text small { font-family: var(--sans); font-size: 11px; color: var(--ink-3); letter-spacing: .14em; }

.side { display: flex; flex-direction: column; gap: 4px; }
.side__group { margin-top: 14px; }
.side__label {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--ink-3);
  margin: 0 10px 6px;
}
.side__link {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  height: 38px;
  padding: 0 10px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  font-size: 13.5px;
  color: var(--ink-2);
  text-align: left;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.side__link:hover { background: var(--bg-soft); color: var(--ink); }
.side__link.is-on { background: var(--plum-soft); color: var(--ink); }
.side__link.is-on .icon { color: var(--plum); }
.side__foot { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); display: grid; gap: 2px; }

/* 折叠：只留图标 */
.app[data-nav="collapsed"] { grid-template-columns: 76px minmax(0, 1fr); }
.app[data-nav="collapsed"] .side__brand-text,
.app[data-nav="collapsed"] .side__link span,
.app[data-nav="collapsed"] .side__label { display: none; }
.app[data-nav="collapsed"] .side__link { justify-content: center; padding: 0; }
.app[data-nav="collapsed"] .side__brand { justify-content: center; }

.app__body { min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 64px;
  padding: 10px clamp(16px, 3vw, 32px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.topbar__menu { flex: none; }
.topbar__title { min-width: 0; }
.topbar__title h1 { font-size: 17px; line-height: 1.4; }
.topbar__title p { font-size: 12px; color: var(--ink-3); }
.topbar__actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.searchbox {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-3);
}
.searchbox:focus-within { border-color: var(--plum); box-shadow: 0 0 0 3px var(--plum-soft); }
.searchbox input {
  width: 150px;
  border: 0;
  background: none;
  outline: none;
  font: inherit;
  font-size: 13px;
  color: var(--ink);
}

.content { padding: clamp(20px, 3vw, 36px); width: 100%; max-width: 1240px; margin-inline: auto; }

/* ---------- 14. 工作台组件 ---------- */
.dash-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 18px; margin-bottom: 24px; }
.dash-head__greet { font-size: clamp(22px, 3vw, 28px); }
.dash-head__date { font-size: 13px; color: var(--ink-3); letter-spacing: .06em; }

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(158px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 20px;
}
.stat {
  display: grid;
  gap: 2px;
  padding: 18px 20px;
  background: var(--surface);
  transition: background .2s;
}
a.stat:hover { background: var(--surface-2); }
.stat__k { font-size: 12px; color: var(--ink-3); letter-spacing: .06em; }
.stat__n { font-family: var(--serif); font-size: 30px; line-height: 1.2; font-variant-numeric: tabular-nums; }
.stat__hint { font-size: 11.5px; color: var(--ink-3); }

.dash-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 20px; margin-bottom: 20px; }

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 20px 22px;
  margin-bottom: 20px;
}
.content > .panel:last-child { margin-bottom: 0; }
.panel__head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.panel__title { font-size: 15px; font-family: var(--sans); font-weight: 600; letter-spacing: .02em; }
.panel__note { font-size: 12px; color: var(--ink-3); }
.panel--form { margin-bottom: 0; }

.task-list { list-style: none; margin: 0; padding: 0; }
.task {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) auto auto;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
}
.task:last-child { border-bottom: 0; }
.task__title { font-size: 14px; color: var(--ink); min-width: 0; }
.task.is-done .task__title { color: var(--ink-3); text-decoration: line-through; }
.task__due { font-size: 11.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.task__due.is-late { color: var(--danger); }
.task__flag { font-size: 11px; color: var(--sand); }
.task__state { font-size: 11.5px; color: var(--ink-3); }
.task__del { display: flex; }

.task__check-form { display: flex; }
.task__check {
  width: 18px;
  height: 18px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--line-strong);
  border-radius: 50%;
  background: transparent;
  color: var(--surface);
  cursor: pointer;
  transition: background .2s, border-color .2s;
}
.task__check:hover { border-color: var(--sage); }
.task.is-done .task__check,
.task__check.is-on { background: var(--sage); border-color: var(--sage); color: #fff; }

.quick-add { display: flex; gap: 8px; align-items: center; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.quick-add--stack { flex-wrap: wrap; border: 0; padding-top: 0; margin: 0 0 8px; }
.quick-add--stack .input[type="text"] { flex: 1 1 220px; }

.progress { height: 6px; border-radius: 999px; background: var(--bg-soft); overflow: hidden; }
.progress__bar { display: block; height: 100%; background: var(--sage); border-radius: 999px; transition: width .6s cubic-bezier(.2, .7, .3, 1); }

.progress-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.progress-list__row { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 6px; }
.progress-list__name { font-size: 14px; color: var(--ink); }
.progress-list__pct { font-size: 12px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.progress-list__meta { display: block; margin-top: 5px; font-size: 11.5px; color: var(--ink-3); }

.note-list { list-style: none; margin: 0; padding: 0; }
.note-list__item { display: grid; gap: 2px; padding: 9px 0; border-bottom: 1px solid var(--line-soft); }
.note-list li:last-child .note-list__item { border-bottom: 0; }
.note-list__title { font-size: 14px; color: var(--ink); }
.note-list__item:hover .note-list__title { color: var(--plum); }
.note-list__meta { font-size: 11.5px; color: var(--ink-3); }

.spark { display: flex; align-items: flex-end; gap: 4px; height: 84px; max-width: 640px; margin: 10px 0 8px; }
.spark__bar {
  position: relative;
  flex: 1;
  min-height: 3px;
  border-radius: 2px 2px 0 0;
  background: var(--plum-soft);
  transition: background .2s;
}
.spark__bar:hover { background: var(--plum); }
.spark__tip { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%); font-size: 10px; color: var(--ink-3); opacity: 0; transition: opacity .2s; }
.spark__bar:hover .spark__tip { opacity: 1; }

/* 详情页 */
.detail-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-top: 12px; }
.detail-head__title { font-size: clamp(24px, 3.4vw, 32px); }
.detail-head__meta { display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; margin-top: 10px; font-size: 13px; color: var(--ink-3); }
.detail-head__actions { display: flex; gap: 8px; flex: none; }
.detail-lede { margin: 20px 0 24px; max-width: 60ch; font-size: 16.5px; line-height: 1.8; color: var(--ink-2); }
.task-list--detail .task { grid-template-columns: 22px minmax(0, 1fr) auto auto 30px; }

/* ---------- 15. 表单 ---------- */
.field { display: grid; gap: 6px; margin-bottom: 18px; }
.field > label { font-size: 13px; color: var(--ink-2); }
.field--check { display: flex; align-items: center; gap: 8px; }
.field--check > label { font-size: 14px; color: var(--ink); }

.input {
  width: 100%;
  min-height: 42px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.6;
  transition: border-color .2s, box-shadow .2s;
}
.input:focus { outline: none; border-color: var(--plum); box-shadow: 0 0 0 3px var(--plum-soft); }
textarea.input { padding: 12px; resize: vertical; line-height: 1.7; }
.input--mono { font-family: var(--mono); font-size: 13px; line-height: 1.75; }
.input--bare { border: 0; background: transparent; padding-left: 0; box-shadow: none; }
.input--bare:focus { box-shadow: none; border-color: transparent; }

select.input {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%), linear-gradient(135deg, var(--ink-3) 50%, transparent 50%);
  background-position: calc(100% - 16px) 50%, calc(100% - 11px) 50%;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
  padding-right: 32px;
}

.check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--ink); cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--plum); }

.help { font-size: 12px; line-height: 1.6; color: var(--ink-3); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }
.form-grid .span-2 { grid-column: span 2; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 8px; padding-top: 18px; border-top: 1px solid var(--line); }
.form-panel { margin-bottom: 20px; }

.segmented { display: flex; gap: 6px; }
.segmented label {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  color: var(--ink-2);
  cursor: pointer;
  transition: background .2s, border-color .2s, color .2s;
}
.segmented input { position: absolute; opacity: 0; pointer-events: none; }
.segmented label:has(input:checked) { border-color: var(--ink); background: var(--ink); color: var(--bg); }

.danger-zone {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  border: 1px solid color-mix(in srgb, var(--danger) 28%, transparent);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 20px;
}

/* ---------- 16. 表格 ---------- */
.table-wrap { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th {
  text-align: left;
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .06em;
  color: var(--ink-3);
  padding: 11px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
  white-space: nowrap;
}
.table td { padding: 13px 16px; border-bottom: 1px solid var(--line-soft); color: var(--ink-2); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--surface-2); }
.table__link { color: var(--ink); font-weight: 500; }
.table__link:hover { color: var(--plum); }
.table__progress { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--ink-3); }
.bar { flex: 1; height: 5px; border-radius: 999px; background: var(--bg-soft); overflow: hidden; display: block; }
.bar__fill { display: block; height: 100%; background: var(--sage); border-radius: 999px; }

.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 16px; }
.toolbar__spacer { flex: 1; }
.toolbar__search {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-3);
}
.toolbar__search:focus-within { border-color: var(--plum); box-shadow: 0 0 0 3px var(--plum-soft); }
.toolbar__search input { border: 0; background: none; outline: none; font: inherit; font-size: 13px; color: var(--ink); width: 180px; }

.foot-note { margin-top: 16px; font-size: 12.5px; color: var(--ink-3); }

/* ---------- 17. 反馈 ---------- */
.flash {
  margin: 0 0 16px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  border: 1px solid transparent;
}
.flash--ok { color: var(--ok); background: color-mix(in srgb, var(--ok) 9%, transparent); border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
.flash--err { color: var(--danger); background: var(--danger-soft); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }

.empty {
  padding: 40px 24px;
  text-align: center;
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface-2);
}
.empty__title { font-family: var(--serif); font-size: 17px; color: var(--ink); }
.empty__hint { margin-top: 6px; font-size: 13.5px; color: var(--ink-3); }
.empty__action { margin-top: 16px; }
.empty--panel { border-style: dashed; }
.content > .empty { margin-bottom: 20px; }

/* ---------- 18. 登录 ---------- */
.page--login { display: grid; place-items: center; min-height: 100vh; background: var(--bg); padding: 24px; }
.login { width: 100%; max-width: 380px; }
.login__card { display: grid; gap: 8px; padding: 32px 28px 24px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); box-shadow: var(--shadow); }
.login__title { font-size: 22px; margin-top: 20px; }
.login__hint { font-size: 13px; color: var(--ink-3); }
.login__form { margin-top: 18px; display: grid; gap: 12px; }
.login__foot { margin-top: 18px; text-align: center; font-size: 13px; }

/* ---------- 19. 404 / 路线图 ---------- */
.notfound { padding-block: clamp(72px, 14vh, 140px); text-align: center; }
.notfound__code { font-family: var(--mono); font-size: 13px; letter-spacing: .3em; color: var(--ink-3); margin-bottom: 12px; }
.notfound h1 { font-size: clamp(26px, 4vw, 36px); }
.notfound .hero__actions { justify-content: center; margin-top: 28px; }
.roadmap { max-width: 640px; padding-top: 24px; }
.roadmap h2 { margin: 8px 0 14px; }
.roadmap .plain-list { margin: 18px 0 22px; }

/* ---------- 20. 响应式 ---------- */
@media (max-width: 1100px) {
  .dash-grid { grid-template-columns: minmax(0, 1fr); }
  .chart-grid { grid-template-columns: minmax(0, 1fr); }
  .about-teaser { grid-template-columns: minmax(0, 1fr); }
  .about-grid { grid-template-columns: minmax(0, 1fr); }
  .tool-layout { grid-template-columns: minmax(0, 1fr); }
  .tool-work { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 900px) {
  .site-nav {
    position: fixed;
    inset: 68px 0 auto;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    padding: 8px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .site-nav a { padding: 12px; }
  .site-nav a[aria-current="page"]::after { display: none; }

  .app { grid-template-columns: minmax(0, 1fr); }
  .app__side {
    position: fixed;
    inset: 0 auto 0 0;
    width: 264px;
    z-index: 40;
    transform: translateX(-100%);
    transition: transform .25s cubic-bezier(.2, .7, .3, 1);
    box-shadow: 0 0 0 1px var(--line);
  }
  .app__side.is-open { transform: none; }
  .app__scrim {
    position: fixed;
    inset: 0;
    z-index: 35;
    background: rgba(0, 0, 0, .32);
    border: 0;
  }
  .app[data-nav="collapsed"] { grid-template-columns: minmax(0, 1fr); }
  .app[data-nav="collapsed"] .side__link span,
  .app[data-nav="collapsed"] .side__label,
  .app[data-nav="collapsed"] .side__brand-text { display: block; }
  .app[data-nav="collapsed"] .side__link { justify-content: flex-start; padding: 0 10px; }

  .searchbox { display: none; }
  .topbar__title p { display: none; }
}

@media (max-width: 720px) {
  .row__link { grid-template-columns: 1fr 28px; gap: 12px; padding: 20px 2px; }
  .row__index { grid-column: 1 / -1; padding-top: 0; }
  .tool-grid { grid-template-columns: minmax(0, 1fr); }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .form-grid .span-2 { grid-column: auto; }
  .entry__nav { grid-template-columns: minmax(0, 1fr); }
  .entry__nav-next { text-align: left; }
  .pillars { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pillar:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .pillar:nth-child(4) { border-top: 1px solid var(--line); }

  /* 表格降级为卡片 */
  .table-wrap { border: 0; background: none; overflow: visible; }
  .table thead { display: none; }
  .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
  .table tr {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 8px 14px;
    margin-bottom: 10px;
    background: var(--surface);
  }
  .table td { border: 0; padding: 5px 0; display: flex; gap: 12px; justify-content: space-between; }
  .table td::before { content: attr(data-label); flex: none; font-size: 12px; color: var(--ink-3); }
  .table td:first-child { font-weight: 500; }
}

@media (max-width: 520px) {
  .site-head__inner { min-height: 60px; gap: 12px; }
  .brand__name { display: none; }
  .hero__title { font-size: clamp(28px, 8.4vw, 36px); }
  .hero__actions .btn { flex: 1; }
  .site-head__actions .btn--ghost { padding: 0 12px; }
  .kv { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- 21. 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition-duration: .001ms !important;
    transition-delay: 0ms !important;
  }
}

/* ---------- 22. 打印 ---------- */
@media print {
  body { background: #fff; color: #000; }
  .site-head, .site-foot, .topbar, .app__side, .hero__actions, .no-print, .tool-layout > form, .tool-actions { display: none !important; }
  .wrap, .content { max-width: none; padding: 0; }
  a { color: #000; }
  .panel, .pillars, .kv, .luck { border-color: #999; background: #fff; box-shadow: none; }
}

/* ---------- 23. 文章筛选与统计页 ---------- */

.blog-search {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0 14px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--ink-3);
  max-width: 560px;
}
.blog-search:focus-within { border-color: var(--plum); box-shadow: 0 0 0 3px var(--plum-soft); }
.blog-search input {
  flex: 1;
  min-width: 0;
  border: 0;
  background: none;
  outline: none;
  font: inherit;
  font-size: 14px;
  color: var(--ink);
}

.filter-groups { display: grid; gap: 8px; margin-top: 18px; }
.filters--tags { margin-top: 0; }
.filter--tag {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0;
  padding: 3px 10px;
}
.filter-note {
  margin: 18px 0 0;
  font-size: 13px;
  color: var(--ink-3);
}
.filter-note a { color: var(--plum); border-bottom: 1px solid color-mix(in srgb, var(--plum) 40%, transparent); }

.entry__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.entry__tags .tag { font-family: var(--mono); font-size: 11.5px; }
.entry__tags .tag:hover { background: var(--plum-soft); color: var(--ink); }

.spark--tall { height: 132px; max-width: none; }

.rank-list { list-style: none; margin: 0; padding: 0; }
.rank-list li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
}
.rank-list li:last-child { border-bottom: 0; }
.rank { font-family: var(--mono); font-size: 12px; color: var(--ink-3); }
.rank__title { font-size: 14.5px; color: var(--ink); }
.rank__title:hover { color: var(--plum); }
.rank__n { font-size: 12.5px; color: var(--ink-3); font-variant-numeric: tabular-nums; }