/* ============================================================
   桃源山志 · 全站样式
   宣纸、矿物色、手绘山水；无外部字体与依赖。
   ============================================================ */
:root {
  --paper: #f3e8cf;
  --paper-deep: #ead9b9;
  --paper-light: #fbf5e6;
  --ink: #3d4338;
  --ink-soft: #6e6b58;
  --ink-faint: #8f8971;
  --cinnabar: #b24f39;
  --cinnabar-deep: #8d392b;
  --moss: #73826b;
  --jade: #7d9b90;
  --jade-deep: #54746e;
  --gold: #c29a5b;
  --gold-soft: #ddbd87;
  --peach: #d99172;
  --line: rgba(104, 88, 58, .22);
  --line-strong: rgba(104, 88, 58, .4);
  --shadow: 0 24px 60px -30px rgba(75, 57, 31, .45);
  --shadow-soft: 0 14px 40px -24px rgba(75, 57, 31, .35);
  --serif: "Songti SC", "STSong", "Noto Serif SC", "SimSun", serif;
  --kai: "Kaiti SC", "STKaiti", "KaiTi", "Songti SC", "SimSun", serif;
  --sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --header-h: 74px;
  --radius: 4px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--serif);
  font-size: 16.5px;
  line-height: 1.9;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(circle at 14% 12%, rgba(255, 250, 234, .95), transparent 40%),
    radial-gradient(circle at 82% 88%, rgba(218, 188, 141, .35), transparent 44%),
    radial-gradient(circle at 76% 12%, rgba(167, 188, 174, .16), transparent 38%),
    linear-gradient(115deg, #f7eedb 0%, #f1e3c6 45%, #f5ead4 100%);
}
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .55;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.16'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
::selection { background: rgba(178, 79, 57, .22); }

/* ---------- typography & utilities ---------- */
.wrap { width: min(1180px, calc(100% - 64px)); margin-inline: auto; }
.wrap-narrow { width: min(860px, calc(100% - 64px)); margin-inline: auto; }
.serif { font-family: var(--serif); }
.kai { font-family: var(--kai); }
.muted { color: var(--ink-soft); }
.center { text-align: center; }
.hidden { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}
.v-text { writing-mode: vertical-rl; text-orientation: upright; letter-spacing: .28em; }

.kicker {
  display: inline-flex; align-items: center; gap: .65rem;
  font-family: var(--sans); font-size: .72rem; letter-spacing: .32em;
  text-transform: uppercase; color: var(--cinnabar); font-weight: 500;
}
.kicker::before { content: ""; width: 26px; height: 1px; background: currentColor; opacity: .6; }
.section { padding: 108px 0; position: relative; }
.section + .section { padding-top: 40px; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-bottom: 44px; }
.section-title { font-family: var(--kai); font-size: clamp(2rem, 4vw, 3.15rem); font-weight: 400; line-height: 1.2; letter-spacing: .12em; margin: .4rem 0 0; }
.section-sub { max-width: 34rem; color: var(--ink-soft); font-size: .96rem; }
.brush-line {
  height: 10px; width: 150px; margin-top: 14px; opacity: .7;
  background: radial-gradient(ellipse at 20% 50%, rgba(61,67,56,.6), transparent 62%),
              linear-gradient(90deg, rgba(61,67,56,.55), rgba(61,67,56,0));
  border-radius: 50%; filter: blur(.3px);
}
.seal {
  display: inline-grid; place-items: center;
  width: 44px; height: 44px; flex: none;
  background: var(--cinnabar); color: #f9edd6;
  font-family: var(--kai); font-size: 1.15rem; line-height: 1;
  border-radius: 3px; box-shadow: inset 0 0 0 2px rgba(255,240,214,.28);
  transform: rotate(-2deg); letter-spacing: 0;
}
.seal--round { border-radius: 50%; }
.seal--sm { width: 32px; height: 32px; font-size: .85rem; }
.seal--ghost { background: transparent; color: var(--cinnabar); box-shadow: inset 0 0 0 1.5px currentColor; }

/* ---------- header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background .45s ease, box-shadow .45s ease, height .35s ease;
}
.site-header::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(104,88,58,.25), transparent);
  opacity: 0; transition: opacity .4s;
}
.site-header.scrolled {
  height: 64px;
  background: rgba(246, 236, 215, .92);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px -26px rgba(60, 45, 24, .65);
}
.site-header.scrolled::after { opacity: 1; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; width: min(1320px, calc(100% - 64px)); margin-inline: auto; }
.brand { display: flex; align-items: center; gap: .8rem; }
.brand-name { font-family: var(--kai); font-size: 1.45rem; letter-spacing: .22em; line-height: 1; }
.brand-sub { display: block; margin-top: .35rem; font-family: var(--sans); font-size: .56rem; letter-spacing: .3em; color: var(--ink-soft); }
.nav { display: flex; align-items: center; gap: 1.7rem; }
.nav a {
  position: relative; font-family: var(--sans); font-size: .82rem; letter-spacing: .12em;
  color: var(--ink-soft); padding: .35rem 0; transition: color .25s;
}
.nav a::after {
  content: ""; position: absolute; left: 50%; bottom: -1px; width: 0; height: 1px;
  background: var(--cinnabar); transition: width .3s, left .3s;
}
.nav a:hover, .nav a.active { color: var(--cinnabar); }
.nav a:hover::after, .nav a.active::after { width: 100%; left: 0; }
.nav-ask {
  border: 1px solid var(--line-strong); padding: .5rem 1.05rem !important;
  border-radius: 99px; color: var(--ink) !important;
}
.nav-ask::after { display: none; }
.nav-ask:hover { background: var(--cinnabar); border-color: var(--cinnabar); color: #fbf1dc !important; }
.nav-toggle {
  display: none; width: 44px; height: 44px; border: 0; background: transparent;
  position: relative; z-index: 102;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: ""; position: absolute; left: 11px; right: 11px; height: 1.5px;
  background: var(--ink); transition: transform .35s, opacity .25s;
}
.nav-toggle::before { top: 15px; }
.nav-toggle span { top: 21.5px; }
.nav-toggle::after { top: 28px; }
.nav-open .nav-toggle::before { transform: translateY(6.5px) rotate(45deg); }
.nav-open .nav-toggle span { opacity: 0; }
.nav-open .nav-toggle::after { transform: translateY(-6.5px) rotate(-45deg); }

/* ---------- hero ---------- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  padding: calc(var(--header-h) + 24px) 0 9vh; overflow: hidden;
}
.hero-art { position: absolute; inset: 0; z-index: -1; }
.hero-art img { width: 100%; height: 100%; object-fit: cover; object-position: center bottom; }
.hero-art::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(247,238,219,.2) 0%, transparent 36%, rgba(243,232,207,.12) 64%, rgba(243,232,207,.9) 100%);
}
.hero-content { position: relative; display: grid; grid-template-columns: minmax(300px, 560px) 1fr; align-items: end; gap: 4rem; width: min(1180px, calc(100% - 64px)); margin-inline: auto; }
.hero-title-block { position: relative; padding: 2.5rem 0 1.5rem 5.5rem; }
.hero-eyebrow { font-family: var(--sans); font-size: .7rem; letter-spacing: .4em; color: var(--cinnabar); margin-bottom: 1.2rem; }
.hero-title {
  writing-mode: vertical-rl; text-orientation: upright;
  font-family: var(--kai); font-size: clamp(3.8rem, 8vw, 6.8rem);
  line-height: 1.05; letter-spacing: .12em; margin: 0; color: #4a4d3d;
  text-shadow: 0 2px 0 rgba(255,248,232,.55);
  white-space: nowrap;
}
.hero-sub {
  writing-mode: vertical-rl; text-orientation: upright;
  position: absolute; right: -1.6rem; top: 3.2rem; margin: 0;
  font-family: var(--kai); font-size: clamp(1rem, 1.7vw, 1.35rem);
  letter-spacing: .32em; color: var(--ink-soft);
}
.hero-seal { position: absolute; left: .4rem; bottom: 1.2rem; }
.hero-copy { align-self: end; max-width: 360px; padding-bottom: 1.6rem; }
.hero-lede { font-size: 1.05rem; line-height: 2.1; color: #4e5142; text-shadow: 0 1px 0 rgba(255,248,232,.5); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.8rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  min-height: 46px; padding: .72rem 1.45rem; border-radius: 2px;
  font-family: var(--sans); font-size: .82rem; letter-spacing: .14em;
  border: 1px solid var(--line-strong); background: rgba(251,245,230,.5);
  color: var(--ink); transition: background .3s, color .3s, border-color .3s, transform .3s;
}
.btn:hover { transform: translateY(-2px); border-color: var(--cinnabar); color: var(--cinnabar); }
.btn--fill { background: var(--cinnabar); border-color: var(--cinnabar); color: #fcf2dd; }
.btn--fill:hover { background: var(--cinnabar-deep); border-color: var(--cinnabar-deep); color: #fff8e8; }
.btn--ink { background: var(--ink); border-color: var(--ink); color: var(--paper-light); }
.btn--ink:hover { background: #2e332b; color: #fff8e8; }
.btn svg { width: 14px; height: 14px; }
.hero-meta {
  position: absolute; right: max(32px, calc((100vw - 1180px) / 2)); bottom: 2.2rem;
  display: flex; align-items: center; gap: 1.4rem; color: var(--ink-soft);
  font-family: var(--sans); font-size: .68rem; letter-spacing: .2em;
}
.hero-meta b { font-family: var(--kai); font-size: 1.5rem; color: var(--ink); font-weight: 400; letter-spacing: .04em; }
.scroll-hint {
  position: absolute; left: 50%; bottom: 1.2rem; transform: translateX(-50%);
  display: grid; place-items: center; gap: .5rem;
  font-family: var(--sans); font-size: .58rem; letter-spacing: .3em; color: var(--ink-soft);
}
.scroll-hint i { display: block; width: 1px; height: 40px; background: linear-gradient(var(--ink-soft), transparent); animation: drop 2.4s ease-in-out infinite; }
@keyframes drop { 0%,100% { transform: scaleY(.4); transform-origin: top; opacity: .4; } 50% { transform: scaleY(1); opacity: 1; } }

/* ---------- intro ---------- */
.intro-grid { display: grid; grid-template-columns: 160px 1fr 330px; gap: 4rem; align-items: start; }
.intro-side { display: flex; flex-direction: column; align-items: center; gap: 1.2rem; padding-top: 8px; }
.intro-side .v-text { font-family: var(--kai); font-size: 1.9rem; letter-spacing: .35em; }
.intro-side .line { width: 1px; height: 130px; background: linear-gradient(var(--line-strong), transparent); }
.intro-body p { margin: 0 0 1.2rem; font-size: 1.06rem; line-height: 2.2; text-align: justify; }
.intro-body p:first-child::first-letter {
  float: left; font-family: var(--kai); font-size: 3.4rem; line-height: .9;
  padding: .1em .18em 0 0; color: var(--cinnabar);
}
.intro-quote {
  margin-top: 2rem; padding: 1rem 0 1rem 1.4rem; border-left: 2px solid var(--gold);
  font-family: var(--kai); font-size: 1.2rem; letter-spacing: .12em; color: var(--ink-soft);
}
.mini-landscape {
  position: relative; border: 1px solid var(--line); padding: 10px;
  background: rgba(251,245,230,.45); box-shadow: var(--shadow-soft);
  transform: rotate(1.2deg);
}
.mini-landscape img { width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: 66% 60%; }
.mini-landscape figcaption { margin-top: .7rem; font-family: var(--sans); font-size: .62rem; letter-spacing: .22em; color: var(--ink-soft); text-align: center; }

/* ---------- stats ---------- */
.stats-band { padding: 30px 0 80px; }
.stats-head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 28px; }
.stats-note { font-family: var(--sans); font-size: .7rem; letter-spacing: .18em; color: var(--ink-soft); }
.stat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.stat-card {
  position: relative; min-height: 255px; padding: 22px 20px 20px;
  border: 1px solid var(--line); background: linear-gradient(160deg, rgba(251,245,230,.68), rgba(235,220,190,.3));
  overflow: hidden; transition: transform .4s, box-shadow .4s, border-color .4s;
}
.stat-card:hover { transform: translateY(-7px); box-shadow: var(--shadow-soft); border-color: var(--line-strong); }
.stat-card::after {
  content: ""; position: absolute; inset: 8px; border: 1px solid rgba(104,88,58,.1); pointer-events: none;
}
.stat-top { display: flex; align-items: flex-start; justify-content: space-between; gap: .5rem; }
.stat-label { font-family: var(--kai); font-size: 1.1rem; letter-spacing: .18em; }
.stat-eng { font-family: var(--sans); font-size: .52rem; letter-spacing: .18em; color: var(--ink-faint); text-transform: uppercase; }
.stat-num { margin-top: 4.4rem; font-family: var(--kai); font-size: 2.8rem; line-height: 1; letter-spacing: 0; color: var(--ink); }
.stat-num small { font-family: var(--sans); font-size: .58rem; letter-spacing: .2em; color: var(--ink-soft); margin-left: .35rem; }
.stat-portrait {
  position: absolute; right: -8px; bottom: -16px; width: 118px; height: 145px;
  opacity: .92; pointer-events: none;
}
.stat-portrait img { width: 100%; height: 100%; object-fit: contain; object-position: bottom center; mix-blend-mode: multiply; }
.stat-realm {
  position: absolute; left: 20px; right: 14px; bottom: 18px;
  font-family: var(--sans); font-size: .58rem; letter-spacing: .14em; color: var(--cinnabar);
  max-width: calc(100% - 84px); white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ---------- realms ---------- */
.realm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.realm-card {
  position: relative; min-height: 430px; padding: 40px;
  border: 1px solid var(--line); overflow: hidden;
  display: flex; flex-direction: column; justify-content: space-between;
  background: linear-gradient(160deg, rgba(250,243,226,.86), rgba(229,211,179,.42));
  transition: transform .5s, box-shadow .5s;
}
.realm-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.realm-card::before {
  content: ""; position: absolute; inset: 0; z-index: 0; opacity: .8;
  background: radial-gradient(circle at 80% 12%, rgba(173,196,182,.38), transparent 42%),
              radial-gradient(circle at 10% 90%, rgba(199,139,93,.21), transparent 45%);
}
.realm-card:nth-child(2)::before {
  background: radial-gradient(circle at 78% 18%, rgba(207,152,107,.25), transparent 42%),
              radial-gradient(circle at 12% 88%, rgba(150,174,168,.32), transparent 48%);
}
.realm-card > * { position: relative; z-index: 1; }
.realm-eyebrow { font-family: var(--sans); font-size: .64rem; letter-spacing: .3em; color: var(--cinnabar); }
.realm-title { margin: .8rem 0 0; font-family: var(--kai); font-size: clamp(2.6rem, 5vw, 4.2rem); font-weight: 400; letter-spacing: .18em; line-height: 1; }
.realm-desc { max-width: 26rem; margin-top: 1rem; color: var(--ink-soft); font-size: .95rem; }
.realm-cats { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.5rem; }
.realm-cats span { font-family: var(--sans); font-size: .64rem; letter-spacing: .12em; border: 1px solid var(--line); padding: .35rem .65rem; background: rgba(251,245,230,.4); }
.realm-portraits { position: absolute; right: 24px; top: 46px; width: 210px; height: 250px; }
.realm-portraits img { position: absolute; object-fit: contain; mix-blend-mode: multiply; }
.realm-portraits img:nth-child(1) { width: 150px; right: 10px; top: 0; opacity: .9; }
.realm-portraits img:nth-child(2) { width: 110px; left: 0; bottom: 0; opacity: .72; }
.realm-link { display: inline-flex; align-items: center; gap: .8rem; margin-top: 2rem; font-family: var(--sans); font-size: .74rem; letter-spacing: .2em; color: var(--cinnabar); }
.realm-link .arrow { width: 42px; height: 1px; background: currentColor; position: relative; transition: width .3s; }
.realm-link .arrow::after { content: ""; position: absolute; right: 0; top: -3px; width: 6px; height: 6px; border-top: 1px solid; border-right: 1px solid; transform: rotate(45deg); }
.realm-card:hover .realm-link .arrow { width: 58px; }

/* ---------- feature strip ---------- */
.feature-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card {
  position: relative; display: flex; gap: 18px; align-items: center; min-height: 170px;
  padding: 22px; border: 1px solid var(--line); background: rgba(251,245,230,.42);
  transition: background .35s, transform .35s;
}
.feature-card:hover { background: rgba(251,245,230,.75); transform: translateY(-4px); }
.feature-card .portrait { width: 94px; height: 118px; flex: none; }
.feature-card h3 { margin: 0; font-family: var(--kai); font-size: 1.4rem; letter-spacing: .12em; font-weight: 400; }
.feature-card p { margin: .35rem 0 0; font-size: .82rem; line-height: 1.75; color: var(--ink-soft); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.feature-card .tagline { font-family: var(--sans); font-size: .58rem; letter-spacing: .18em; color: var(--cinnabar); }

/* ---------- ask CTA ---------- */
.ask-cta {
  position: relative; overflow: hidden; border: 1px solid var(--line);
  background: linear-gradient(120deg, rgba(235,218,186,.7), rgba(248,241,224,.8));
  padding: 64px 56px; display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: center;
}
.ask-cta::before {
  content: "陶"; position: absolute; right: 260px; top: -60px; font-family: var(--kai);
  font-size: 22rem; color: rgba(178,79,57,.055); line-height: 1; pointer-events: none;
}
.ask-cta h2 { margin: .4rem 0 0; font-family: var(--kai); font-weight: 400; font-size: clamp(2rem, 4vw, 3.2rem); letter-spacing: .1em; }
.ask-cta p { max-width: 36rem; color: var(--ink-soft); }
.ask-cta-portrait { justify-self: center; position: relative; width: 230px; height: 270px; }
.ask-cta-portrait img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.ask-bubble {
  position: absolute; right: -34px; top: 8px; max-width: 160px; padding: 12px 14px;
  background: #fbf3df; border: 1px solid var(--line); font-family: var(--kai); font-size: .82rem;
  line-height: 1.65; box-shadow: var(--shadow-soft);
}
.ask-bubble::after { content: ""; position: absolute; left: -7px; bottom: 22px; width: 12px; height: 12px; background: #fbf3df; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); transform: rotate(45deg); }

/* ---------- page hero ---------- */
.page-hero {
  position: relative; min-height: 47vh; display: flex; align-items: flex-end;
  padding: calc(var(--header-h) + 70px) 0 54px; overflow: hidden;
}
.page-hero-art { position: absolute; inset: 0; z-index: -1; }
.page-hero-art img { width: 100%; height: 100%; object-fit: cover; object-position: center 68%; opacity: .8; }
.page-hero-art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(243,232,207,.55), rgba(243,232,207,.15) 45%, var(--paper) 100%); }
.page-hero-inner { display: flex; align-items: end; justify-content: space-between; gap: 2rem; }
.page-hero h1 { margin: 0; font-family: var(--kai); font-size: clamp(3rem, 6.5vw, 5.2rem); font-weight: 400; letter-spacing: .16em; line-height: 1; }
.page-hero p { max-width: 31rem; color: var(--ink-soft); margin: 1rem 0 0; }
.breadcrumb { display: flex; gap: .55rem; font-family: var(--sans); font-size: .63rem; letter-spacing: .18em; color: var(--ink-soft); margin-bottom: 1.3rem; }
.breadcrumb a:hover { color: var(--cinnabar); }
.page-hero .v-seal { align-self: center; display: flex; flex-direction: column; align-items: center; gap: 1rem; }
.page-hero .v-seal .v-text { font-family: var(--kai); font-size: 1.1rem; color: var(--ink-soft); }

/* ---------- search ---------- */
.search-panel {
  position: relative; margin-top: -40px; z-index: 3;
  padding: 26px; border: 1px solid var(--line-strong);
  background: rgba(250,244,229,.94); box-shadow: var(--shadow);
}
.search-panel::before { content: ""; position: absolute; inset: 7px; border: 1px solid rgba(104,88,58,.12); pointer-events: none; }
.search-bar { position: relative; display: flex; align-items: center; gap: 14px; border-bottom: 1px solid var(--line-strong); padding: 6px 2px 12px; }
.search-bar svg { width: 22px; height: 22px; color: var(--cinnabar); flex: none; }
.search-bar input {
  flex: 1; min-width: 0; border: 0; outline: 0; background: transparent;
  font-family: var(--kai); font-size: clamp(1.2rem, 2.6vw, 1.75rem); letter-spacing: .1em;
  padding: .2rem 0;
}
.search-bar input::placeholder { color: #a49a81; font-size: .9em; letter-spacing: .08em; }
.search-bar kbd { font-family: var(--sans); font-size: .58rem; letter-spacing: .14em; color: var(--ink-faint); border: 1px solid var(--line); padding: .25rem .45rem; }
.search-meta { display: flex; justify-content: space-between; gap: 1rem; margin-top: 12px; font-family: var(--sans); font-size: .62rem; letter-spacing: .12em; color: var(--ink-soft); }
.search-tags { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: 14px; }
.search-tags button {
  border: 1px solid var(--line); background: rgba(255,250,238,.45); color: var(--ink-soft);
  font-family: var(--sans); font-size: .62rem; letter-spacing: .1em; padding: .32rem .62rem;
  transition: all .25s;
}
.search-tags button:hover { background: var(--cinnabar); border-color: var(--cinnabar); color: #fff8e6; }
.search-results { margin-top: 24px; }
.search-empty { padding: 20px 4px 4px; color: var(--ink-soft); font-size: .9rem; }
.result-count { font-family: var(--sans); font-size: .7rem; letter-spacing: .14em; color: var(--cinnabar); margin-bottom: 14px; }
.result-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.result-card {
  display: flex; align-items: center; gap: 12px; min-width: 0;
  border: 1px solid var(--line); background: rgba(251,245,230,.55); padding: 10px;
  text-align: left; transition: background .25s, transform .25s;
}
.result-card:hover { background: rgba(251,245,230,.95); transform: translateY(-2px); }
.result-card img { width: 44px; height: 54px; object-fit: contain; flex: none; mix-blend-mode: multiply; }
.result-card .r-name { display: block; font-family: var(--kai); font-size: 1rem; letter-spacing: .08em; }
.result-card .r-meta { display: block; font-family: var(--sans); font-size: .56rem; color: var(--ink-soft); letter-spacing: .08em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

body.is-searching .zhi-default,
body.is-searching .zhi-more { display: none; }
body.is-searching .search-panel { margin-bottom: 20px; }

/* ---------- chapters ---------- */
.chapter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 26px; }
.chapter-card {
  position: relative; padding: 34px 34px 30px; border: 1px solid var(--line);
  background: linear-gradient(160deg, rgba(250,244,229,.72), rgba(234,217,185,.32));
  overflow: hidden; transition: transform .4s, box-shadow .4s;
}
.chapter-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.chapter-card::after { content: ""; position: absolute; inset: 9px; border: 1px solid rgba(104,88,58,.1); pointer-events: none; }
.chapter-head { display: flex; justify-content: space-between; gap: 1rem; align-items: start; }
.chapter-title { margin: 0; font-family: var(--kai); font-size: 2rem; font-weight: 400; letter-spacing: .18em; }
.chapter-sub { font-family: var(--sans); font-size: .6rem; letter-spacing: .22em; color: var(--cinnabar); }
.chapter-list { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 22px; background: var(--line); border: 1px solid var(--line); }
.chapter-item { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; padding: 12px 14px; background: rgba(251,245,230,.8); transition: background .25s; }
.chapter-item:hover { background: #f7ecd5; }
.chapter-item b { font-family: var(--kai); font-weight: 400; font-size: 1.02rem; letter-spacing: .1em; }
.chapter-item span { font-family: var(--sans); font-size: .62rem; color: var(--ink-soft); }
.chapter-previews { display: flex; gap: 4px; margin-top: 18px; height: 76px; align-items: flex-end; overflow: hidden; }
.chapter-previews img { width: 62px; height: 76px; object-fit: contain; mix-blend-mode: multiply; opacity: .9; }

/* ---------- filter bar ---------- */
.filter-bar {
  position: sticky; top: 64px; z-index: 40;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px 14px; border: 1px solid var(--line);
  background: rgba(246,236,215,.92); backdrop-filter: blur(10px);
  box-shadow: 0 10px 26px -26px rgba(60,45,24,.5);
}
.filter-bar .chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  border: 1px solid transparent; background: transparent; color: var(--ink-soft);
  font-family: var(--sans); font-size: .68rem; letter-spacing: .12em; padding: .42rem .8rem;
  transition: all .25s;
}
.chip:hover { color: var(--cinnabar); }
.chip.active { border-color: var(--line-strong); background: rgba(251,245,230,.6); color: var(--cinnabar); }
.filter-search { display: flex; align-items: center; gap: 8px; margin-left: auto; min-width: 220px; border-bottom: 1px solid var(--line-strong); padding: 0 2px .25rem; }
.filter-search svg { width: 15px; height: 15px; color: var(--ink-soft); }
.filter-search input { border: 0; outline: 0; background: transparent; width: 100%; font-family: var(--sans); font-size: .72rem; letter-spacing: .06em; }
.filter-search input::placeholder { color: #9d947d; }
.filter-select { border: 1px solid var(--line); background: rgba(251,245,230,.5); font-family: var(--sans); font-size: .66rem; padding: .42rem .6rem; color: var(--ink-soft); }
.filter-status { font-family: var(--sans); font-size: .6rem; letter-spacing: .1em; color: var(--ink-faint); }

/* ---------- archive section & cards ---------- */
.archive-section { padding: 70px 0 0; }
.archive-head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; border-bottom: 1px solid var(--line); padding-bottom: 16px; margin-bottom: 26px; }
.archive-head h2 { margin: 0; font-family: var(--kai); font-size: clamp(1.8rem, 3vw, 2.6rem); font-weight: 400; letter-spacing: .16em; }
.archive-head p { margin: 0; max-width: 32rem; color: var(--ink-soft); font-size: .86rem; }
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.person-card {
  position: relative; display: flex; flex-direction: column;
  border: 1px solid var(--line); background: rgba(251,245,230,.42);
  overflow: hidden; text-align: left; transition: transform .35s, box-shadow .35s, background .35s;
}
.person-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); background: rgba(251,245,230,.8); }
.person-card.is-hidden { display: none; }
.portrait-wrap {
  position: relative; aspect-ratio: 1 / 1.02; display: grid; place-items: end center;
  padding: 16px 12px 0; overflow: hidden;
  background:
    radial-gradient(ellipse at 50% 32%, rgba(255,250,236,.92), transparent 58%),
    radial-gradient(ellipse at 50% 86%, rgba(190,166,125,.22), transparent 62%);
}
.portrait-wrap::before {
  content: ""; position: absolute; inset: 16px 22px 14px;
  border-radius: 50% 50% 42% 42% / 48% 48% 52% 52%;
  border: 1px solid rgba(104,88,58,.13);
}
.portrait-wrap::after {
  content: ""; position: absolute; left: 50%; bottom: 7px; width: 56%; height: 7px;
  transform: translateX(-50%); border-radius: 50%; background: rgba(91,72,44,.16); filter: blur(5px);
}
.portrait { position: relative; z-index: 1; width: 78%; height: 88%; object-fit: contain; object-position: bottom center; filter: drop-shadow(0 10px 12px rgba(78,60,35,.12)); }
.portrait--vignette { width: 92%; height: 94%; mix-blend-mode: multiply; filter: none; }
.portrait--round { border-radius: 50%; object-fit: cover; width: 82%; height: 82%; align-self: center; margin-bottom: 4%; }
.card-body { position: relative; z-index: 2; padding: 1px 16px 17px; }
.card-name { display: flex; align-items: baseline; gap: .55rem; margin: 0; font-family: var(--kai); font-size: 1.33rem; font-weight: 400; letter-spacing: .13em; line-height: 1.4; }
.card-name small { font-family: var(--sans); font-size: .56rem; letter-spacing: .1em; color: var(--cinnabar); }
.card-role { font-family: var(--sans); font-size: .58rem; letter-spacing: .17em; color: var(--ink-faint); margin-top: .15rem; }
.card-line { margin: .55rem 0 0; font-size: .82rem; line-height: 1.7; color: var(--ink-soft); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.7em; }
.card-tags { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: .7rem; }
.tag { font-family: var(--sans); font-size: .54rem; letter-spacing: .07em; color: var(--ink-soft); border: 1px solid var(--line); padding: .13rem .38rem; }
.card-more { display: inline-flex; align-items: center; gap: .4rem; margin-top: .8rem; font-family: var(--sans); font-size: .56rem; letter-spacing: .14em; color: var(--cinnabar); opacity: .85; }
.card-more::after { content: "→"; }
.person-card--radish .card-name { font-size: 1.2rem; }
.person-card--radish .portrait-wrap { aspect-ratio: 1 / .94; }
.person-card--radish .portrait { width: 72%; height: 88%; }
.person-card--bird .portrait-wrap, .person-card--cat .portrait-wrap { aspect-ratio: 1 / .92; }
.person-card--folk .portrait-wrap { aspect-ratio: 1 / 1.08; }
.no-result { padding: 50px 20px; text-align: center; color: var(--ink-soft); border: 1px dashed var(--line-strong); grid-column: 1 / -1; }

/* ---------- detail modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 200; display: none; place-items: center;
  padding: 24px; background: rgba(49, 45, 34, .48); backdrop-filter: blur(3px);
}
.modal.open { display: grid; animation: fade .25s ease; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
.modal-card {
  position: relative; width: min(880px, 100%); max-height: min(88vh, 860px); overflow: auto;
  border: 1px solid var(--line-strong); background: var(--paper-light);
  box-shadow: 0 40px 100px -30px rgba(30,24,14,.55);
  animation: rise .35s cubic-bezier(.2,.8,.2,1);
}
@keyframes rise { from { opacity: 0; transform: translateY(18px) scale(.985); } to { opacity: 1; transform: none; } }
.modal-card::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(104,88,58,.12); pointer-events: none; z-index: 0; }
.modal-close {
  position: absolute; right: 14px; top: 14px; z-index: 5; width: 38px; height: 38px;
  border: 1px solid var(--line); background: rgba(251,245,230,.9); color: var(--ink-soft);
  font-size: 1.15rem; line-height: 1; border-radius: 50%; transition: all .25s;
}
.modal-close:hover { background: var(--cinnabar); border-color: var(--cinnabar); color: #fff8e8; }
.detail { position: relative; z-index: 1; display: grid; grid-template-columns: 300px 1fr; }
.detail-portrait {
  position: relative; min-height: 430px; padding: 34px 26px;
  display: flex; align-items: center; justify-content: center;
  background:
    radial-gradient(ellipse at 50% 38%, rgba(255,250,236,.9), transparent 62%),
    linear-gradient(160deg, rgba(231,215,184,.55), rgba(249,242,226,.55));
  border-right: 1px solid var(--line);
}
.detail-portrait::before { content: ""; position: absolute; inset: 28px 26px; border-radius: 50% 50% 42% 42% / 48% 48% 52% 52%; border: 1px solid rgba(104,88,58,.13); }
.detail-portrait img { position: relative; width: 100%; max-height: 370px; object-fit: contain; filter: drop-shadow(0 14px 16px rgba(78,60,35,.12)); }
.detail-portrait img.is-vignette { mix-blend-mode: multiply; filter: none; }
.detail-body { padding: 42px 44px 36px; }
.detail-eyebrow { font-family: var(--sans); font-size: .6rem; letter-spacing: .26em; color: var(--cinnabar); }
.detail-name { margin: .4rem 0 0; font-family: var(--kai); font-size: 2.7rem; font-weight: 400; letter-spacing: .14em; line-height: 1.2; }
.detail-role { margin-top: .35rem; font-family: var(--sans); font-size: .64rem; letter-spacing: .16em; color: var(--ink-soft); }
.detail-summary { margin: 1.4rem 0; font-size: .93rem; line-height: 2; color: #4f5142; text-align: justify; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.detail-field { background: rgba(251,245,230,.7); padding: 12px 14px; }
.detail-field--wide { grid-column: 1 / -1; }
.detail-field dt { font-family: var(--sans); font-size: .56rem; letter-spacing: .17em; color: var(--cinnabar); margin-bottom: .15rem; }
.detail-field dd { margin: 0; font-size: .88rem; line-height: 1.75; }
.detail-note { margin-top: 1rem; font-family: var(--sans); font-size: .58rem; letter-spacing: .08em; color: var(--ink-faint); }
body.modal-open { overflow: hidden; }

/* ---------- relations ---------- */
.relations-layout { display: grid; grid-template-columns: minmax(0, 1fr) 310px; gap: 24px; align-items: start; }
.graph-panel {
  position: relative; border: 1px solid var(--line); background: rgba(251,245,230,.46);
  overflow: hidden; min-height: 620px;
}
.graph-panel::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(ellipse at 50% 45%, rgba(255,250,236,.55), transparent 65%); }
.graph-scroll { overflow: auto; position: relative; }
.graph-svg { display: block; width: 100%; min-width: 780px; height: auto; }
.graph-edge { stroke: rgba(109, 99, 78, .42); stroke-width: 1.2; fill: none; }
.graph-edge.is-heart { stroke: rgba(178,79,57,.46); }
.graph-edge.is-kin { stroke: rgba(84,116,110,.5); }
.graph-edge.is-rival { stroke: rgba(140, 96, 52, .55); stroke-dasharray: 4 4; }
.graph-edge.is-friend, .graph-edge.is-neighbor { stroke: rgba(115,130,107,.44); stroke-dasharray: 2 5; }
.graph-edge-label { font-family: var(--sans); font-size: 10px; letter-spacing: .08em; fill: var(--ink-soft); }
.graph-node { cursor: pointer; }
.graph-node circle.node-disc { fill: #f8f0dd; stroke: rgba(104,88,58,.38); stroke-width: 1; transition: stroke .2s, fill .2s; }
.graph-node:hover circle.node-disc, .graph-node.active circle.node-disc { fill: #fff8e8; stroke: var(--cinnabar); stroke-width: 1.8; }
.graph-node .node-name { font-family: var(--kai); font-size: 13px; letter-spacing: .08em; fill: var(--ink); text-anchor: middle; }
.graph-node .node-role { font-family: var(--sans); font-size: 8px; letter-spacing: .06em; fill: var(--ink-faint); text-anchor: middle; }
.graph-legend { display: flex; flex-wrap: wrap; gap: 14px; padding: 12px 16px; border-top: 1px solid var(--line); font-family: var(--sans); font-size: .58rem; letter-spacing: .1em; color: var(--ink-soft); }
.graph-legend i { display: inline-block; width: 22px; height: 1px; background: currentColor; vertical-align: middle; margin-right: 5px; }
.relation-card { border: 1px solid var(--line); background: rgba(251,245,230,.55); padding: 24px; position: sticky; top: 88px; }
.relation-card h3 { margin: 0; font-family: var(--kai); font-size: 1.5rem; font-weight: 400; letter-spacing: .12em; }
.relation-card p { color: var(--ink-soft); font-size: .84rem; }
.relation-list { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 1rem; }
.relation-item { display: flex; align-items: center; justify-content: space-between; gap: .8rem; background: rgba(251,245,230,.82); padding: 8px 10px; font-size: .78rem; }
.relation-item b { font-family: var(--kai); font-weight: 400; letter-spacing: .08em; }
.relation-item em { font-family: var(--sans); font-size: .56rem; font-style: normal; letter-spacing: .1em; color: var(--cinnabar); }
.cluster-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 24px; }
.cluster-card { border: 1px solid var(--line); background: rgba(251,245,230,.4); padding: 20px; }
.cluster-card h4 { margin: 0 0 .5rem; font-family: var(--kai); font-size: 1.2rem; font-weight: 400; letter-spacing: .12em; }
.cluster-card p { margin: 0; font-size: .78rem; color: var(--ink-soft); }

/* ---------- ask / chat ---------- */
.ask-page { padding: calc(var(--header-h) + 40px) 0 50px; min-height: 100svh; }
.chat-shell {
  display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 24px;
  width: min(1180px, calc(100% - 64px)); margin-inline: auto; align-items: start;
}
.chat-aside {
  position: sticky; top: 88px; border: 1px solid var(--line);
  background: rgba(251,245,230,.48); padding: 28px 24px; text-align: center;
}
.chat-aside::before { content: ""; position: absolute; inset: 8px; border: 1px solid rgba(104,88,58,.1); pointer-events: none; }
.chat-avatar { position: relative; width: 160px; height: 190px; margin: 0 auto 10px; }
.chat-avatar img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.chat-aside h2 { margin: 0; font-family: var(--kai); font-size: 1.8rem; font-weight: 400; letter-spacing: .16em; }
.chat-aside .role { font-family: var(--sans); font-size: .6rem; letter-spacing: .2em; color: var(--cinnabar); margin-top: .3rem; }
.chat-aside p { font-size: .8rem; color: var(--ink-soft); line-height: 1.85; margin: 1rem 0; }
.chat-status { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--sans); font-size: .58rem; letter-spacing: .12em; color: var(--moss); }
.chat-status i { width: 6px; height: 6px; border-radius: 50%; background: #7d9b76; box-shadow: 0 0 0 4px rgba(125,155,118,.14); }
.chat-caps { margin-top: 1.4rem; border-top: 1px solid var(--line); padding-top: 1rem; text-align: left; }
.chat-caps h3 { margin: 0 0 .4rem; font-family: var(--sans); font-size: .58rem; letter-spacing: .18em; color: var(--ink-faint); }
.chat-caps span { display: inline-block; font-family: var(--sans); font-size: .6rem; color: var(--ink-soft); border: 1px solid var(--line); padding: .18rem .42rem; margin: .16rem .12rem 0 0; }
.chat-main {
  position: relative; min-height: 680px; display: flex; flex-direction: column;
  border: 1px solid var(--line-strong); background: rgba(251,245,230,.62); box-shadow: var(--shadow-soft);
}
.chat-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 16px 22px; border-bottom: 1px solid var(--line); background: rgba(246,236,215,.65); }
.chat-head h1 { margin: 0; font-family: var(--kai); font-size: 1.2rem; font-weight: 400; letter-spacing: .16em; }
.chat-head .hint { font-family: var(--sans); font-size: .58rem; letter-spacing: .12em; color: var(--ink-faint); }
.chat-log { flex: 1; overflow-y: auto; padding: 26px 26px 16px; display: flex; flex-direction: column; gap: 18px; max-height: 60vh; scroll-behavior: smooth; }
.msg { display: flex; gap: 10px; align-items: flex-start; max-width: 86%; }
.msg--user { align-self: flex-end; flex-direction: row-reverse; }
.msg-avatar { width: 34px; height: 34px; flex: none; border-radius: 50%; overflow: hidden; border: 1px solid var(--line); background: #f5ead4; }
.msg-avatar img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.msg-avatar--user {
  display: grid; place-items: center; border-radius: 4px;
  font-family: var(--kai); font-size: .9rem; color: var(--cinnabar);
  background: rgba(178,79,57,.08); border-color: rgba(178,79,57,.28);
}
.msg-bubble {
  padding: 12px 16px; border: 1px solid var(--line); background: #faf2df;
  font-size: .9rem; line-height: 1.9; box-shadow: 0 6px 16px -16px rgba(60,45,24,.5);
  position: relative;
}
.msg--tao .msg-bubble { border-radius: 2px 12px 12px 12px; }
.msg--user .msg-bubble { background: rgba(178,79,57,.9); border-color: rgba(178,79,57,.9); color: #fff7e5; border-radius: 12px 2px 12px 12px; }
.msg-bubble p { margin: 0 0 .5em; }
.msg-bubble p:last-child { margin-bottom: 0; }
.msg-bubble .answer-list { margin: .4rem 0 0; padding-left: 1.1rem; }
.msg-bubble .answer-list li { margin: .15rem 0; }
.msg-bubble .mini-link { color: var(--cinnabar); border-bottom: 1px solid rgba(178,79,57,.35); cursor: pointer; }
.msg-bubble .mini-link:hover { border-bottom-color: var(--cinnabar); }
.msg--user .msg-bubble .mini-link { color: #ffe4c8; border-bottom-color: rgba(255,228,200,.5); }
.msg-time { display: block; margin-top: .4rem; font-family: var(--sans); font-size: .5rem; letter-spacing: .12em; opacity: .5; }
.typing { display: inline-flex; gap: 4px; padding: 6px 2px; }
.typing i { width: 5px; height: 5px; border-radius: 50%; background: var(--ink-soft); animation: blink 1.2s infinite; }
.typing i:nth-child(2) { animation-delay: .18s; }
.typing i:nth-child(3) { animation-delay: .36s; }
@keyframes blink { 0%,100% { opacity: .2; transform: translateY(0); } 50% { opacity: .9; transform: translateY(-2px); } }
.chat-suggestions { display: flex; gap: 6px; flex-wrap: wrap; padding: 0 26px 12px; }
.chat-suggestions button {
  border: 1px solid var(--line); background: rgba(251,245,230,.6); color: var(--ink-soft);
  font-family: var(--sans); font-size: .62rem; letter-spacing: .04em; padding: .35rem .65rem; transition: all .25s;
}
.chat-suggestions button:hover { color: var(--cinnabar); border-color: var(--cinnabar); background: #fff8e8; }
.chat-form { display: flex; align-items: center; gap: 10px; padding: 14px 18px 18px; border-top: 1px solid var(--line); background: rgba(246,236,215,.5); }
.chat-form input {
  flex: 1; min-width: 0; border: 1px solid var(--line); background: rgba(255,250,240,.7);
  padding: .8rem 1rem; outline: 0; font-size: .88rem;
}
.chat-form input:focus { border-color: var(--gold); box-shadow: 0 0 0 3px rgba(194,154,91,.12); }
.chat-form button {
  width: 46px; height: 46px; flex: none; border: 1px solid var(--cinnabar); background: var(--cinnabar);
  color: #fff8e8; display: grid; place-items: center; transition: background .25s;
}
.chat-form button:hover { background: var(--cinnabar-deep); }
.chat-form button svg { width: 18px; height: 18px; }
.chat-foot { padding: 0 18px 12px; text-align: center; font-family: var(--sans); font-size: .54rem; letter-spacing: .1em; color: var(--ink-faint); }

/* ---------- footer ---------- */
.site-footer { position: relative; margin-top: 110px; border-top: 1px solid var(--line); padding: 58px 0 30px; background: rgba(235,220,191,.28); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 3rem; }
.footer-brand .brand-name { font-size: 1.7rem; }
.footer-brand p { max-width: 24rem; color: var(--ink-soft); font-size: .8rem; margin-top: 1rem; }
.footer-col h4 { margin: 0 0 .9rem; font-family: var(--sans); font-size: .6rem; letter-spacing: .22em; color: var(--cinnabar); }
.footer-col a, .footer-col span { display: block; font-size: .78rem; color: var(--ink-soft); padding: .16rem 0; }
.footer-col a:hover { color: var(--cinnabar); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; margin-top: 3rem; padding-top: 1.2rem; border-top: 1px solid var(--line); font-family: var(--sans); font-size: .56rem; letter-spacing: .12em; color: var(--ink-faint); }

/* ---------- decorative / motion ---------- */
.petals { position: fixed; inset: 0; pointer-events: none; z-index: 5; overflow: hidden; }
.petal { position: absolute; top: -5vh; width: 8px; height: 5px; background: rgba(205,126,108,.65); border-radius: 70% 30% 60% 40%; animation: fall linear infinite; }
@keyframes fall {
  0% { transform: translate3d(0,-5vh,0) rotate(0deg); opacity: 0; }
  10% { opacity: .65; }
  100% { transform: translate3d(12vw,108vh,0) rotate(420deg); opacity: 0; }
}
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: .08s; }
.reveal-delay-2 { transition-delay: .16s; }
.reveal-delay-3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .petals { display: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1120px) {
  .stat-grid { grid-template-columns: repeat(3, 1fr); }
  .stat-card:nth-child(4), .stat-card:nth-child(5) { min-height: 220px; }
  .intro-grid { grid-template-columns: 100px 1fr 280px; gap: 2.4rem; }
  .realm-portraits { opacity: .7; right: 10px; }
  .card-grid { grid-template-columns: repeat(3, 1fr); }
  .result-grid { grid-template-columns: repeat(3, 1fr); }
  .chat-shell { grid-template-columns: 250px minmax(0, 1fr); }
  .relations-layout { grid-template-columns: 1fr; }
  .relation-card { position: static; }
  .cluster-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  :root { --header-h: 66px; }
  .wrap, .wrap-narrow { width: min(100% - 36px, 720px); }
  .header-inner { width: calc(100% - 36px); }
  .nav {
    position: fixed; inset: 0 0 auto 0; height: auto; padding: 96px 28px 32px;
    flex-direction: column; align-items: flex-start; gap: .2rem;
    background: rgba(246,236,215,.98); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line); transform: translateY(-110%);
    transition: transform .5s cubic-bezier(.2,.8,.2,1); box-shadow: var(--shadow);
  }
  .nav-open .nav { transform: none; }
  .nav a { width: 100%; padding: .65rem 0; font-size: .95rem; border-bottom: 1px solid rgba(104,88,58,.1); }
  .nav-ask { border: 0; border-radius: 0; padding: .65rem 0 !important; }
  .nav-toggle { display: block; }
  .hero { min-height: 92svh; padding-bottom: 12vh; }
  .hero-content { grid-template-columns: 1fr; gap: 1.5rem; width: calc(100% - 40px); }
  .hero-title-block { padding-left: 3.2rem; }
  .hero-title { font-size: clamp(3.6rem, 16vw, 5.2rem); max-height: none; }
  .hero-sub { right: -1.1rem; top: 2.4rem; font-size: .9rem; }
  .hero-copy { max-width: 30rem; }
  .hero-lede { font-size: .95rem; }
  .hero-meta { display: none; }
  .intro-grid { grid-template-columns: 1fr; gap: 2rem; }
  .intro-side { flex-direction: row; align-items: center; justify-content: flex-start; }
  .intro-side .line { width: 80px; height: 1px; background: linear-gradient(90deg, var(--line-strong), transparent); }
  .mini-landscape { max-width: 300px; margin-inline: auto; }
  .realm-grid { grid-template-columns: 1fr; }
  .realm-card { min-height: 390px; padding: 30px; }
  .feature-strip { grid-template-columns: 1fr; }
  .ask-cta { grid-template-columns: 1fr; padding: 40px 28px; }
  .ask-cta-portrait { grid-row: 1; width: 180px; height: 210px; justify-self: start; }
  .ask-bubble { right: auto; left: 150px; top: 0; }
  .page-hero { min-height: 38vh; padding-top: calc(var(--header-h) + 60px); }
  .page-hero-inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .page-hero .v-seal { display: none; }
  .search-panel { margin-top: -20px; padding: 20px; }
  .result-grid { grid-template-columns: repeat(2, 1fr); }
  .chapter-grid { grid-template-columns: 1fr; }
  .filter-bar { top: 64px; }
  .filter-search { margin-left: 0; width: 100%; }
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .detail { grid-template-columns: 1fr; }
  .detail-portrait { min-height: 260px; border-right: 0; border-bottom: 1px solid var(--line); }
  .detail-portrait img { max-height: 240px; width: auto; max-width: 80%; }
  .detail-body { padding: 28px 24px 26px; }
  .detail-grid { grid-template-columns: 1fr; }
  .chat-shell { grid-template-columns: 1fr; width: calc(100% - 36px); }
  .chat-aside { position: relative; top: 0; display: grid; grid-template-columns: 100px 1fr; text-align: left; gap: 1rem; padding: 18px; }
  .chat-aside::before { display: none; }
  .chat-avatar { width: 90px; height: 108px; margin: 0; grid-row: 1 / 4; }
  .chat-aside h2 { font-size: 1.4rem; }
  .chat-aside p { margin: .2rem 0; font-size: .72rem; }
  .chat-caps { grid-column: 1 / -1; margin-top: .2rem; }
  .chat-main { min-height: 600px; }
  .chat-log { max-height: 54vh; padding: 20px 16px 12px; }
  .chat-suggestions { padding: 0 16px 10px; }
  .chat-head { padding: 12px 16px; }
  .chat-head .hint { display: none; }
  .graph-svg { min-width: 720px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 600px) {
  body { font-size: 15.5px; }
  .section { padding: 70px 0; }
  .section + .section { padding-top: 20px; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 1rem; margin-bottom: 28px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-card { min-height: 200px; padding: 18px 16px; }
  .stat-num { margin-top: 3.3rem; font-size: 2.3rem; }
  .stat-portrait { width: 88px; height: 110px; opacity: .78; }
  .stat-card:last-child { grid-column: 1 / -1; }
  .realm-card { min-height: 360px; padding: 24px; }
  .realm-portraits { width: 150px; height: 190px; opacity: .34; }
  .realm-portraits img:nth-child(1) { width: 110px; }
  .realm-portraits img:nth-child(2) { width: 85px; }
  .ask-cta { padding: 32px 22px; }
  .ask-bubble { display: none; }
  .hero-title-block { padding-left: 2.2rem; }
  .hero-content { width: calc(100% - 36px); }
  .hero-title { font-size: clamp(3rem, 19vw, 4.6rem); }
  .hero-sub { position: static; writing-mode: horizontal-tb; margin-top: .7rem; font-size: .85rem; letter-spacing: .2em; }
  .hero-seal { position: static; margin-top: 1rem; }
  .hero { min-height: 100svh; padding-bottom: 4vh; }
  .hero-title { font-size: clamp(2.55rem, 13.5vw, 3.5rem); }
  .hero-title-block { padding-left: 1.6rem; }
  .hero-lede {
    font-size: .9rem; line-height: 1.95; padding: 10px 12px;
    background: rgba(248, 239, 220, .62); backdrop-filter: blur(2px);
    box-shadow: 0 0 0 8px rgba(248, 239, 220, .35);
  }
  .page-hero h1 { font-size: 3rem; }
  .search-bar kbd { display: none; }
  .search-meta { flex-direction: column; gap: .2rem; }
  .result-grid { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .card-body { padding: 0 10px 12px; }
  .card-name { font-size: 1.1rem; }
  .card-line { font-size: .72rem; -webkit-line-clamp: 2; }
  .card-tags { display: none; }
  .portrait-wrap { padding: 10px 8px 0; }
  .filter-bar { gap: 8px; padding: 10px; }
  .chip { padding: .35rem .55rem; font-size: .6rem; }
  .archive-head { flex-direction: column; align-items: flex-start; gap: .5rem; }
  .cluster-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .footer-bottom { flex-direction: column; }
  .chat-aside { grid-template-columns: 76px 1fr; padding: 14px; align-items: center; }
  .chat-avatar { width: 72px; height: 86px; }
  .chat-aside h2 { font-size: 1.2rem; }
  .chat-aside p, .chat-caps { display: none; }
  .chat-status { grid-column: 2; margin-top: -.25rem; }
  .chat-main { min-height: 520px; }
  .chat-log { max-height: 310px; min-height: 180px; }
  .msg { max-width: 94%; }
  .msg-bubble { font-size: .84rem; }
  .chat-form { padding: 10px 12px 14px; }
  .chat-form input { padding: .7rem .8rem; }
  .detail-name { font-size: 2.1rem; }
  .relation-card { padding: 18px; }
  .search-panel { margin-inline: -2px; }
}