@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:wght@400;500;600;700&family=Libre+Baskerville:wght@400;700&display=swap');

:root{
  --rose:#eb879c;
  --rose-soft:#ffb6c1;
  --ink:#26171a;
  --ink-2:#4a3339;
  --paper:#fdf7f5;
  --card:#ffffff;
  --blush:#fcecef;
  --line:rgba(38,23,26,.1);
  --link:#a83e57;
  --shadow-a:0 1px 2px rgba(38,23,26,.05), 0 6px 16px -10px rgba(38,23,26,.16);
  --shadow-b:0 2px 4px rgba(38,23,26,.06), 0 20px 40px -18px rgba(38,23,26,.24);
  --r:28px;
  --serif:"Libre Baskerville","Songti SC","Noto Serif SC","Source Han Serif SC",Georgia,serif;
  --display:"Cormorant Garamond","Libre Baskerville","Songti SC",Georgia,serif;
}

*,*::before,*::after{box-sizing:border-box}

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

body{
  margin:0;
  font-family:var(--serif);
  font-size:17px;
  line-height:1.85;
  color:var(--ink);
  background:
    radial-gradient(62vw 42vw at 6% 3%, rgba(255,182,193,.30), transparent 70%),
    radial-gradient(52vw 38vw at 97% 16%, rgba(235,135,156,.17), transparent 70%),
    var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}

img{display:block;max-width:100%;height:auto}

a{color:var(--link)}

p{margin:0 0 1.05em}

section{scroll-margin-top:26px}

h1,h2,h3,h4{font-weight:600;line-height:1.34;color:var(--ink);margin:0}

:focus-visible{outline:3px solid var(--link);outline-offset:2px;border-radius:8px}

.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}

/* ---------- 底部固定导航 ---------- */
.dock{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:80;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:8px 12px calc(8px + env(safe-area-inset-bottom));
  background:rgba(255,248,246,.94);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-top:1px solid rgba(38,23,26,.07);
  border-radius:22px 22px 0 0;
  box-shadow:0 -2px 4px rgba(38,23,26,.05), 0 -16px 34px -20px rgba(38,23,26,.34);
}

.mark{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  max-width:42vw;
  padding:4px 8px;
  border-radius:14px;
  text-decoration:none;
  color:var(--ink);
  font-family:var(--display);
  font-size:1rem;
  font-weight:600;
  letter-spacing:.03em;
}

.mark .markImg{height:26px;width:auto;border-radius:6px}

.mark:hover{background:var(--blush)}

.dockList{display:flex;align-items:center;gap:4px}

.grp{position:relative}

.grpBtn{
  font:inherit;
  font-size:.98rem;
  line-height:1.2;
  letter-spacing:.05em;
  color:var(--ink);
  background:transparent;
  border:0;
  border-radius:14px;
  min-height:44px;
  padding:11px 11px;
  cursor:pointer;
  transition:background .22s ease, color .22s ease;
}

.grpBtn:hover{background:var(--blush)}

.grpBtn[aria-expanded="true"]{background:var(--rose);color:#2a1418}

.drop{
  position:absolute;
  left:0;
  bottom:calc(100% + 12px);
  min-width:208px;
  padding:8px;
  background:var(--card);
  border-radius:20px;
  box-shadow:var(--shadow-b);
  display:none;
  z-index:90;
}

.grp.open .drop,.grp:focus-within .drop{display:block}

.grp:last-child .drop{left:auto;right:0}

.drop a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:10px 12px;
  border-radius:12px;
  text-decoration:none;
  color:var(--ink);
  font-size:1rem;
  line-height:1.45;
}

.drop a:hover{background:var(--blush)}

@media (hover:hover){
  .grp:hover .drop{display:block}
}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  display:flex;
  align-items:flex-end;
  min-height:70vh;
  overflow:hidden;
  isolation:isolate;
  border-radius:0 0 var(--r) var(--r);
  background:linear-gradient(155deg,#3d242b 0%,#26171a 55%,#4c2b34 100%);
}

.heroMedia{position:absolute;inset:0;z-index:-2}

.heroimg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:0;
  transform:scale(1.04);
  transition:opacity .9s ease, transform 1.1s ease;
}

.heroimg.on{opacity:1;transform:scale(1)}

.heroVeil{
  position:absolute;
  inset:0;
  z-index:-1;
  background:
    linear-gradient(100deg, rgba(38,23,26,.86) 0%, rgba(38,23,26,.56) 54%, rgba(38,23,26,.22) 100%),
    linear-gradient(to top, rgba(38,23,26,.66), transparent 58%);
}

.heroInner{
  position:relative;
  width:100%;
  max-width:1120px;
  margin:0 auto;
  padding:clamp(30px,6vw,72px) 20px clamp(38px,6vw,74px);
  color:#fff6f4;
  will-change:transform;
}

.heroMark{
  margin:0 0 .45rem;
  font-family:var(--display);
  font-size:.95rem;
  letter-spacing:.22em;
  color:var(--rose-soft);
}

.heroTitle{
  margin:0;
  max-width:17em;
  font-size:clamp(1.9rem,5.2vw,3.3rem);
  line-height:1.24;
  color:#fff8f6;
  text-shadow:0 2px 18px rgba(38,23,26,.42);
}

/* ---------- 正文布局 ---------- */
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

.content{
  display:grid;
  grid-template-columns:minmax(0,1fr) 286px;
  gap:clamp(22px,4vw,48px);
  align-items:start;
  padding:clamp(28px,5vw,60px) 0 0;
}

.prose{
  min-width:0;
  padding:clamp(20px,4vw,44px);
  background:var(--card);
  border-radius:var(--r);
  box-shadow:var(--shadow-a);
}

.prose > section{
  padding-bottom:1.5rem;
  margin-bottom:2.2rem;
  border-bottom:1px dashed rgba(38,23,26,.16);
}

.prose > section:last-child{padding-bottom:0;margin-bottom:0;border-bottom:0}

.prose h2{
  font-family:var(--display);
  font-size:clamp(1.36rem,3vw,1.72rem);
  letter-spacing:.012em;
  margin:1.9rem 0 .85rem;
}

.prose h2 span{
  display:inline-block;
  padding-bottom:.3rem;
  position:relative;
}

.prose h2 span::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:6px;
  border-radius:6px;
  background:linear-gradient(90deg,var(--rose-soft),rgba(255,182,193,0));
}

.prose h3{
  font-family:var(--display);
  font-size:1.2rem;
  margin:1.5rem 0 .6rem;
}

.prose h3 span{border-bottom:2px solid var(--rose-soft);padding-bottom:.15rem}

.prose > section > h2:first-child,
.prose > section > h3:first-child{margin-top:0}

.prose a{color:var(--link);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}

.prose a:hover{color:#7f2b3e}

.prose ul,.prose ol{margin:0 0 1.1em;padding-left:1.35em}

.prose li{margin:.4em 0}

.prose strong{color:#1b1012}

.prose blockquote{
  margin:1.4rem 0;
  padding:1rem 1.2rem;
  background:var(--blush);
  border-left:4px solid var(--rose);
  border-radius:0 18px 18px 0;
  font-style:normal;
}

.prose blockquote p:last-child{margin-bottom:0}

.prose img{
  margin:1.3rem auto;
  border-radius:22px;
  box-shadow:var(--shadow-a);
}

.prose figure{margin:1.3rem 0}

.prose figcaption{font-size:.9rem;color:var(--ink-2);text-align:center}

.prose hr{border:0;height:1px;background:var(--line);margin:2rem 0}

.prose pre{
  overflow-x:auto;
  padding:1rem;
  background:#f7ecee;
  border-radius:16px;
  font-size:.92rem;
}

.prose code{font-size:.94em}

.prose table{width:100%;border-collapse:collapse;margin:0 0 1.2em;font-size:.96rem}

.prose th,.prose td{
  padding:.62em .5em;
  text-align:left;
  vertical-align:top;
  border-bottom:1px solid var(--line);
}

/* ---------- 侧栏 ---------- */
.side{
  position:sticky;
  top:22px;
  align-self:start;
  padding:20px 18px;
  background:var(--card);
  border-radius:var(--r);
  box-shadow:var(--shadow-a);
}

.sideHead{
  font-family:var(--display);
  font-size:1.04rem;
  letter-spacing:.16em;
  margin:0 0 .7rem;
}

.sideHead span{padding-bottom:.24rem;border-bottom:3px solid var(--rose-soft)}

.toc{list-style:none;margin:0;padding:0;counter-reset:toc}

.toc li + li{border-top:1px solid rgba(38,23,26,.08)}

.toc a{
  display:flex;
  align-items:baseline;
  gap:10px;
  min-height:42px;
  padding:9px 2px;
  font-size:.98rem;
  line-height:1.5;
  color:var(--ink);
  text-decoration:none;
  transition:color .2s ease;
}

.toc a::before{
  counter-increment:toc;
  content:counter(toc,decimal-leading-zero);
  font-family:var(--display);
  font-size:.86rem;
  color:var(--rose);
}

.toc a:hover{color:var(--link)}

/* ---------- 页脚 ---------- */
.sitefoot{
  margin-top:clamp(40px,7vw,86px);
  padding:clamp(32px,5vw,62px) 0 calc(96px + env(safe-area-inset-bottom));
  color:#f7e7e6;
  background:linear-gradient(180deg,#332026 0%,#26171a 62%);
  border-radius:var(--r) var(--r) 0 0;
}

.footGrid{
  max-width:1120px;
  margin:0 auto;
  padding:0 20px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:clamp(18px,3vw,40px);
}

.footHead{
  font-family:var(--display);
  font-size:1.02rem;
  letter-spacing:.2em;
  color:var(--rose-soft);
  margin:0 0 .8rem;
}

.footHead span{padding-bottom:.25rem;border-bottom:2px solid rgba(255,182,193,.42)}

.sitefoot address{
  font-style:normal;
  color:#f0d6d8;
  font-size:1rem;
  line-height:1.8;
}

.footList{list-style:none;margin:0;padding:0}

.footList a{
  display:flex;
  align-items:center;
  min-height:40px;
  color:#f7e7e6;
  text-decoration:none;
  font-size:.98rem;
  border-bottom:1px solid rgba(255,182,193,.18);
}

.footList a:hover{color:var(--rose-soft)}

.subForm label{display:block;font-size:.92rem;color:#e3c4c8;margin-bottom:.4rem}

.subRow{display:flex;flex-wrap:wrap;gap:8px}

.subRow input{
  flex:1 1 130px;
  min-width:0;
  min-height:44px;
  padding:10px 12px;
  font:inherit;
  font-size:1rem;
  color:#fdf5f4;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,182,193,.34);
  border-radius:14px;
}

.subRow input::placeholder{color:#c8aeb2}

.subRow button{
  min-height:44px;
  padding:10px 18px;
  font:inherit;
  font-weight:600;
  color:#2a1418;
  background:var(--rose);
  border:0;
  border-radius:14px;
  cursor:pointer;
  transition:background .22s ease;
}

.subRow button:hover{background:var(--rose-soft)}

.footNav{
  max-width:1120px;
  margin:clamp(24px,4vw,44px) auto 0;
  padding:0 20px;
}

.footNav dl{
  margin:0;
  display:flex;
  flex-wrap:wrap;
  gap:10px 40px;
}

.footNav .footGrp{min-width:150px}

.footNav dt{
  font-family:var(--display);
  letter-spacing:.16em;
  color:var(--rose-soft);
  margin-bottom:.25rem;
}

.footNav dd{margin:0}

.footNav dd a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  color:#f0d6d8;
  text-decoration:none;
  font-size:.96rem;
}

.footNav dd a:hover{color:var(--rose-soft)}

.copy{
  max-width:1120px;
  margin:clamp(20px,3vw,34px) auto 0;
  padding:16px 20px 0;
  border-top:1px solid rgba(255,182,193,.18);
  font-size:.9rem;
  color:#d6b8bd;
}

.sitefoot :focus-visible{outline-color:var(--rose-soft)}

/* ---------- 断点 ---------- */
@media (max-width:900px){
  .content{grid-template-columns:minmax(0,1fr)}
  .side{position:static}
  .prose{padding:24px 18px}
  .footGrid{grid-template-columns:minmax(0,1fr)}
  .hero{min-height:64vh}
}

@media (max-width:420px){
  body{font-size:16.5px}
  .mark{max-width:34vw;font-size:.98rem}
  .grpBtn{padding:11px 9px;font-size:.94rem;letter-spacing:.02em}
  .wrap{padding:0 14px}
  .footGrid,.footNav,.copy{padding-left:14px;padding-right:14px}
  .heroInner{padding-left:16px;padding-right:16px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    transition-duration:.01ms !important;
    animation-duration:.01ms !important;
  }
}

button[aria-expanded]{min-width:44px;min-height:44px}