/*
  nemu · archive — Gothic Minimal (v2)
  - 深色底 + 红/金点缀
  - 标题使用中世纪铭文风（Cinzel，可读性更好）
  - 正文保持可读性（Inter）
  - 字体通过 HTML link 标签引入，不使用 @import
*/

:root {
  --font-display: "Cinzel Decorative","Cinzel","Noto Serif SC","Times New Roman",serif;
  --font-title: "Grenze Gotisch","Cinzel","Noto Serif SC",serif;
  --font-brand: "Cinzel","Noto Serif SC",serif;
  --font-body: "Inter","Noto Serif SC",system-ui,-apple-system,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  --bg: 7, 8, 12;
  --fg: 235, 236, 242;
  --muted: 170, 173, 184;
  --border: 255, 255, 255;

  --red: 190, 46, 58;
  --gold: 214, 178, 94;

  --shadow: 0 18px 60px rgba(0,0,0,.55);

  --radius-xl: 22px;
  --radius-lg: 16px;
  --radius-md: 12px;

  --sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial;
  --serif: 'Cinzel', serif; /* readable medieval */
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  --content: 1100px;
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  background: rgb(var(--bg));
  color: rgb(var(--fg));
  margin: 0;
  font-family: var(--sans);
  text-rendering: geometricPrecision;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; }

::selection {
  background: rgba(var(--gold), .22);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 560px at 22% 18%, rgba(var(--red), .14), transparent 62%),
    radial-gradient(760px 520px at 78% 26%, rgba(var(--gold), .12), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,.03), transparent 30%, rgba(0,0,0,.18));
  opacity: .95;
  z-index: 0;
}

body::after{
  content:"";
  position: fixed;
  inset:0;
  pointer-events:none;
  background:
    repeating-linear-gradient(
      to right,
      rgba(255,255,255,.04) 0px,
      rgba(255,255,255,.04) 1px,
      transparent 1px,
      transparent 180px
    ),
    repeating-linear-gradient(
      to bottom,
      rgba(255,255,255,.035) 0px,
      rgba(255,255,255,.035) 1px,
      transparent 1px,
      transparent 160px
    );
  mix-blend-mode: overlay;
  opacity:.08;
  z-index: 0;
}

main, header, footer { position: relative; z-index: 1; }

h1, h2, h3 {
  font-family: var(--serif);
  letter-spacing: .06em;
}

h1{
  font-family: var(--font-title);
  letter-spacing: .04em;
}

h2 {
  font-size: 1.55rem;
  margin: 26px 0 10px;
}

p {
  line-height: 1.8;
  margin: 0;
  color: rgba(var(--fg), .92);
}

code {
  font-family: var(--mono);
  font-size: .95em;
  padding: .12em .35em;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.05);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.10);
  background: rgba(var(--bg), .55);
}

.site-nav{
  max-width: var(--content);
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.site-title a{
  font-family: var(--serif);
  letter-spacing: .12em;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  opacity: .95;
}

.site-title a::before{
  content: "✠";
  color: rgba(var(--gold), .95);
  filter: drop-shadow(0 0 10px rgba(var(--gold), .25));
  font-size: 1.05rem;
}

.internal-links{
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.internal-links a{
  text-decoration: none;
  font-family: var(--serif);
  letter-spacing: .12em;
  font-size: .92rem;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  opacity: .88;
  transition: transform .15s ease, opacity .15s ease, border-color .15s ease;
}

.internal-links a:hover{
  opacity: 1;
  border-color: rgba(var(--gold), .55);
  transform: translateY(-1px);
}

.internal-links a.active{
  opacity: 1;
  border-color: rgba(var(--red), .55);
  box-shadow: 0 0 0 1px rgba(var(--red), .18), 0 14px 40px rgba(0,0,0,.40);
}

.site-footer{
  margin-top: 60px;
  padding: 26px 0 60px;
  border-top: 1px solid rgba(var(--border), .12);
  background: rgba(var(--bg), .35);
}

.site-footer .inner{
  max-width: var(--content);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: center;
}

.site-footer .copy{
  opacity: .72;
  font-size: .95rem;
  letter-spacing: .04em;
}
html, body{
  font-family: var(--font-body);
}

h1,h2,h3,.display,.hero-title{
  font-family: var(--font-display);
  letter-spacing: .02em;
}

.site-title, .brand, .site-title a{
  font-family: var(--font-display);
  letter-spacing: .06em;
  text-transform: uppercase;
}
/* ===== Brand typography (only top-left) ===== */
.na-brandText{
  font-family: var(--font-brand, var(--font-display));
  font-size: 15px;
  letter-spacing: .18em;
  text-transform: lowercase;
  opacity: .95;

  /* subtle engraved feeling */
  text-shadow:
    0 1px 0 rgba(0,0,0,.45),
    0 10px 24px rgba(0,0,0,.40);
}

/* make the dot a designed separator */
.na-brandText::before,
.na-brandText::after{
  content: "·";
  display: inline-block;
  margin: 0 .45em;
  color: rgba(var(--gold), .85);
  transform: translateY(-1px);
  text-shadow: 0 0 12px rgba(var(--gold), .18);
}

/* optional: small underline hairline under brand only */
.na-brand{
  position: relative;
}
.na-brand::after{
  content:"";
  position:absolute;
  left: 28px;   /* start after sigil */
  right: -6px;
  bottom: -10px;
  height: 1px;
  background: linear-gradient(90deg,
    rgba(var(--gold),0),
    rgba(var(--gold),.35),
    rgba(var(--red),.25),
    rgba(var(--gold),0)
  );
  opacity: .7;
}