@charset "utf-8";
/* ==========================================================================
   白话佛经 · 今文佛典原文对照语译
   沿用「溪溪实用工具」宣纸经卷风设计令牌
   ========================================================================== */

:root {
  --paper:      #f3ebdb;
  --paper-2:    #faf5ea;
  --paper-3:    #ece1ca;
  --ink:        #2b241c;
  --ink-2:      #574a3a;
  --ink-3:      #8b7b62;
  --ink-4:      #a8977c;
  --line:       #dccdac;
  --line-2:     #c9b68e;
  --cinnabar:   #a03027;
  --cinnabar-2: #c04a3c;
  --cinnabar-w: rgba(160, 48, 39, .10);
  --gold:       #9d7f3c;
  --font-text:  "Songti SC", "STSong", "SimSun", "Source Han Serif SC", "Noto Serif SC", serif;
  --font-ui:    "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
  --sh-1:       0 1px 2px rgba(74,56,24,.05), 0 8px 24px rgba(74,56,24,.07);
  --sh-2:       0 2px 6px rgba(74,56,24,.07), 0 16px 40px rgba(74,56,24,.10);
  --r:          12px;
  --ease:       cubic-bezier(.22,.68,.36,1);
  --fs:         19px;
  --lh:         2.0;
  --measure:    820px;
  --bar-h:      56px;
}
html[data-theme="night"] {
  --paper:      #15140f;
  --paper-2:    #1e1c15;
  --paper-3:    #262318;
  --ink:        #ddd2b9;
  --ink-2:      #b4a68b;
  --ink-3:      #8a7c63;
  --ink-4:      #6b5f4b;
  --line:       #383226;
  --line-2:     #4a4232;
  --cinnabar:   #d4665a;
  --cinnabar-2: #e0796c;
  --cinnabar-w: rgba(212,102,90,.14);
  --gold:       #c3a566;
  --sh-1:       0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.38);
  --sh-2:       0 2px 6px rgba(0,0,0,.5), 0 16px 40px rgba(0,0,0,.45);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-text);
  font-size: 16px;
  line-height: 1.7;
  background-image:
    repeating-linear-gradient(52deg,  rgba(150,122,74,.022) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(-38deg, rgba(150,122,74,.018) 0 1px, transparent 1px 7px);
  background-attachment: fixed;
  transition: background-color .25s var(--ease), color .25s var(--ease);
}
a { color: inherit; }

.wrap { max-width: 1040px; margin: 0 auto; padding: 0 22px; }

/* ---------------- 页头 ---------------- */
.hd { position: relative; padding: 56px 0 30px; text-align: center; }
.hd::after {
  content: ""; position: absolute; left: 50%; bottom: 14px;
  width: 78px; height: 1px; margin-left: -39px;
  background: linear-gradient(90deg, transparent, var(--line-2), transparent);
}
.hd__seal {
  display: inline-grid; place-items: center;
  width: 52px; height: 52px; margin-bottom: 16px;
  border: 1.6px solid var(--cinnabar); border-radius: 6px;
  color: var(--cinnabar); font-size: 21px; font-weight: 700;
  letter-spacing: .04em; box-shadow: inset 0 0 0 3px rgba(160,48,39,.07);
}
.hd h1 {
  margin: 0 0 8px; font-size: 31px; font-weight: 700;
  letter-spacing: .1em; color: var(--ink);
}
.hd p { margin: 0; color: var(--ink-3); font-size: 14px; letter-spacing: .05em; }
.hd__back {
  position: absolute; left: 0; top: 60px;
  font-family: var(--font-ui); font-size: 13px; color: var(--ink-3);
  text-decoration: none; padding: 5px 11px; border: 1px solid var(--line);
  border-radius: 16px; transition: .18s var(--ease);
}
.hd__back:hover { background: var(--cinnabar-w); color: var(--cinnabar); border-color: var(--line-2); }

/* ---------------- 统计条 ---------------- */
.stats {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 26px;
  padding: 13px 0 4px; margin-bottom: 20px;
  font-family: var(--font-ui); font-size: 13px; color: var(--ink-3);
}
.stats b { color: var(--cinnabar); font-size: 19px; font-weight: 700; margin-right: 4px; }
.stats span { display: inline-flex; align-items: baseline; }

/* ---------------- 搜索 / 筛选 ---------------- */
.ctl { position: sticky; top: 0; z-index: 40; padding: 12px 0 10px;
  background: linear-gradient(180deg, var(--paper) 72%, rgba(243,235,219,0)); }
html[data-theme="night"] .ctl { background: linear-gradient(180deg, var(--paper) 72%, rgba(21,20,15,0)); }
.ctl__row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.search {
  flex: 1 1 260px; position: relative;
}
.search input {
  width: 100%; padding: 11px 15px 11px 38px;
  font-family: var(--font-ui); font-size: 15px;
  border: 1px solid var(--line); border-radius: 22px;
  background: var(--paper-2); color: var(--ink);
  outline: none; transition: .18s var(--ease);
}
.search input:focus { border-color: var(--cinnabar); box-shadow: 0 0 0 3px var(--cinnabar-w); }
.search svg { position: absolute; left: 13px; top: 11px; width: 16px; height: 16px; color: var(--ink-4); }
.chips { display: flex; gap: 7px; flex-wrap: wrap; margin-top: 10px; }
.chip {
  font-family: var(--font-ui); font-size: 12.5px; padding: 5px 13px;
  border: 1px solid var(--line); border-radius: 15px; background: var(--paper-2);
  color: var(--ink-2); cursor: pointer; transition: .16s var(--ease); user-select: none;
}
.chip:hover { border-color: var(--line-2); }
.chip.is-on { background: var(--cinnabar); border-color: var(--cinnabar); color: #fff; }
.chip em { font-style: normal; opacity: .6; margin-left: 4px; }

/* ---------------- 部类分组 ---------------- */
.grp {
  margin: 16px 0; border: 1px solid var(--line); border-radius: var(--r);
  background: var(--paper-2); box-shadow: var(--sh-1); overflow: hidden;
}
.grp__hd {
  display: flex; align-items: center; gap: 11px; padding: 13px 17px;
  cursor: pointer; user-select: none;
}
.grp__hd h3 { margin: 0; font-size: 16.5px; font-weight: 700; letter-spacing: .05em; }
.grp__hd em { font-style: normal; font-family: var(--font-ui); font-size: 12px;
  color: var(--ink-3); background: var(--paper-3); padding: 2px 9px; border-radius: 10px; }
.grp__hd svg { margin-left: auto; width: 17px; height: 17px; color: var(--ink-3);
  transition: transform .24s var(--ease); }
.grp.is-open .grp__hd svg { transform: rotate(180deg); }
.grp__list { display: none; grid-template-columns: repeat(auto-fill, minmax(214px, 1fr));
  gap: 8px; padding: 0 15px 15px; margin: 0; list-style: none; }
.grp.is-open .grp__list { display: grid; }
.grp[hidden] { display: none; }

.sutra {
  display: flex; flex-direction: column; gap: 3px;
  padding: 10px 13px; border: 1px solid var(--line); border-radius: 9px;
  background: var(--paper); text-decoration: none;
  transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
}
.sutra:hover { transform: translateY(-2px); box-shadow: var(--sh-2); border-color: var(--line-2); }
.sutra__nm { font-size: 15px; font-weight: 600; letter-spacing: .02em; }
.sutra__mt { font-family: var(--font-ui); font-size: 11.5px; color: var(--ink-3); }
.sutra__mt .ok { color: #4a7c59; }
html[data-theme="night"] .sutra__mt .ok { color: #7fb08c; }

.empty { text-align: center; padding: 46px 0; color: var(--ink-3); font-size: 15px; }
.loading { text-align: center; padding: 60px 0; color: var(--ink-3); }

/* ---------------- 阅读页 ---------------- */
.rdwrap { max-width: var(--measure); margin: 0 auto; padding: 0 26px 140px; }
.rdbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
  padding: 9px 0; margin-bottom: 14px;
  background: var(--paper); box-shadow: 0 8px 12px -8px var(--paper);
}
.rdbar + .rdwrap { padding-top: 0; }
.btn {
  font-family: var(--font-ui); font-size: 12.5px; padding: 6px 13px;
  border: 1px solid var(--line); border-radius: 16px; background: var(--paper-2);
  color: var(--ink-2); cursor: pointer; transition: .16s var(--ease); white-space: nowrap;
}
.btn:hover { border-color: var(--line-2); background: var(--paper-3); }
.btn.is-on { background: var(--cinnabar); border-color: var(--cinnabar); color: #fff; }
.btn:disabled { opacity: .38; cursor: default; }
.rdbar__sp { flex: 1 1 auto; }

.rdtitle { text-align: center; padding: 8px 0 22px; }
.rdtitle h1 { margin: 0 0 6px; font-size: 27px; font-weight: 700; letter-spacing: .08em; }
.rdtitle p { margin: 0; font-family: var(--font-ui); font-size: 12.5px; color: var(--ink-3); }

/* 逐句对照 */
.pair { margin: 0 0 12px; padding: 12px 15px; border-radius: 9px;
  border-left: 2px solid transparent; transition: background-color .16s var(--ease), border-color .16s var(--ease); }
.pair:hover { background: var(--cinnabar-w); border-left-color: var(--cinnabar); }
.pair__o { margin: 0; font-size: var(--fs); line-height: var(--lh);
  color: var(--ink); letter-spacing: .015em; text-align: justify; }
.pair__t { margin: 7px 0 0; font-size: calc(var(--fs) * .93); line-height: calc(var(--lh) * .96);
  color: var(--ink-2); text-align: justify; }
.pair__t::before { content: "语译 · "; font-family: var(--font-ui); font-size: .74em;
  color: var(--cinnabar); opacity: .72; letter-spacing: .06em; }
/* 仅原文 / 仅语译 */
body.m-only-o .pair__t { display: none; }
body.m-only-t .pair__o { display: none; }
body.m-only-t .pair__t::before { content: none; }
body.m-only-t .pair__t { margin-top: 0; font-size: var(--fs); line-height: var(--lh); color: var(--ink); }
.h2 { font-size: 20px; font-weight: 700; color: var(--cinnabar); text-align: center;
  margin: 34px 0 14px; letter-spacing: .08em; }

.prog { position: fixed; left: 0; top: 0; height: 2px; z-index: 90;
  background: linear-gradient(90deg, var(--cinnabar), var(--cinnabar-2)); width: 0; transition: width .1s linear; }
.volnav { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; padding: 26px 0 10px; }
.volnav a { font-family: var(--font-ui); font-size: 13px; padding: 8px 16px;
  border: 1px solid var(--line); border-radius: 18px; background: var(--paper-2);
  text-decoration: none; color: var(--ink-2); transition: .16s var(--ease); }
.volnav a:hover { background: var(--cinnabar-w); border-color: var(--line-2); color: var(--cinnabar); }
.volnav a.is-dis { opacity: .35; pointer-events: none; }

@media (max-width: 640px) {
  :root { --fs: 17px; --lh: 1.92; }
  .hd h1 { font-size: 25px; }
  .hd__back { position: static; display: inline-block; margin-bottom: 14px; }
  .rdtitle h1 { font-size: 22px; }
  .grp__list { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  .wrap { padding: 0 15px; }
  .rdwrap { padding: 0 17px 130px; }
}