@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400&family=Source+Serif+4:ital,wght@0,300;0,400;0,600;1,300&display=swap');

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

:root {
  --red: #ff0000;
  --pink: #ff1493;
  --ink: #261717;
  --bg: #150c0c;
  --bg-soft: #1d1011;
  --line: rgba(255, 255, 255, 0.14);
  --line-hot: rgba(255, 20, 147, 0.42);
  --txt: #f8ebec;
  --dim: #c8adb2;
  --radius: 28px;
  --serif: "Playfair Display", "Source Serif 4", Georgia, "Songti SC", serif;
  --body: "Source Serif 4", Georgia, "Songti SC", "PingFang SC", serif;
  --mono: "JetBrains Mono", "SF Mono", Menlo, monospace;
}

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

body {
  margin: 0;
  background-color: var(--bg);
  color: var(--txt);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.75;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: -25%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(42% 46% at 16% 20%, rgba(255, 0, 0, 0.42), rgba(255, 0, 0, 0) 70%),
    radial-gradient(38% 42% at 82% 12%, rgba(255, 20, 147, 0.36), rgba(255, 20, 147, 0) 72%),
    radial-gradient(52% 50% at 62% 88%, rgba(255, 20, 147, 0.24), rgba(255, 20, 147, 0) 70%),
    conic-gradient(from 210deg at 50% 50%, rgba(255, 0, 0, 0.18), rgba(255, 20, 147, 0.16), rgba(38, 23, 23, 0.24), rgba(255, 0, 0, 0.18));
  background-size: 200% 200%, 200% 200%, 200% 200%, 180% 180%;
  filter: saturate(1.25) blur(46px);
  opacity: 0.9;
  mix-blend-mode: screen;
  animation: aurora 11s ease-in-out infinite alternate;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(62% 62% at 50% 28%, #000 10%, transparent 88%);
  mask-image: radial-gradient(62% 62% at 50% 28%, #000 10%, transparent 88%);
}

@keyframes aurora {
  0% {
    background-position: 0% 0%, 100% 0%, 50% 100%, 0% 0%;
  }
  100% {
    background-position: 32% 22%, 68% 30%, 40% 68%, 100% 100%;
  }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

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

a { color: inherit; text-decoration: none; }

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

small {
  display: block;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.28em;
  color: var(--pink);
  margin-bottom: 8px;
}

/* ---------- 页头 ---------- */
.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(21, 12, 12, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  backdrop-filter: blur(14px) saturate(1.2);
}

.ticker {
  margin: 0;
  padding: 9px 20px;
  text-align: center;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: #ffd7e6;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(255, 0, 0, 0.28), rgba(255, 20, 147, 0.28));
}

.ticker span { display: inline-block; }

.brandrow {
  display: flex;
  justify-content: center;
  padding: 18px 20px 6px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 6px 4px;
  min-height: 44px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line-hot);
}

.brand-text {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(24px, 6vw, 40px);
  letter-spacing: 0.08em;
  background: linear-gradient(96deg, var(--red) 6%, var(--pink) 62%, #ffe3ef 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.menubar {
  display: flex;
  justify-content: center;
  padding: 8px 20px 14px;
}

.menu-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 10px 24px;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.24em;
  color: var(--txt);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
  transition: border-color 0.3s ease, color 0.3s ease, background 0.3s ease;
}

.menu-btn:hover,
.menu-btn:focus-visible {
  border-color: var(--line-hot);
  color: #fff;
  background: rgba(255, 20, 147, 0.16);
}

.menu-glyph,
.menu-glyph::before,
.menu-glyph::after {
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
}

.menu-glyph { position: relative; }

.menu-glyph::before,
.menu-glyph::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-glyph::before { top: -5px; }
.menu-glyph::after { top: 5px; }

/* ---------- 遮罩菜单 ---------- */
.menu-veil {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 26px;
  padding: 84px 24px 40px;
  background:
    radial-gradient(60% 55% at 22% 18%, rgba(255, 0, 0, 0.5), transparent 68%),
    radial-gradient(58% 55% at 82% 78%, rgba(255, 20, 147, 0.45), transparent 70%),
    rgba(22, 12, 13, 0.96);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-3%);
  transition: opacity 0.45s ease, transform 0.45s ease, visibility 0.45s;
  overflow-y: auto;
}

.menu-veil[data-open="true"] {
  opacity: 1;
  visibility: visible;
  transform: none;
}

.veil-close {
  position: absolute;
  top: 20px;
  right: 20px;
  min-height: 44px;
  padding: 10px 22px;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.22em;
  color: var(--txt);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 999px;
  cursor: pointer;
}

.veil-close:hover,
.veil-close:focus-visible {
  border-color: var(--line-hot);
  color: #fff;
}

.menu-list {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: center;
}

.menu-list li + li { margin-top: 4px; }

.menu-list a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 8px 18px;
  font-family: var(--serif);
  font-size: clamp(22px, 4.6vw, 34px);
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #fff0f5;
  transition: color 0.3s ease, letter-spacing 0.3s ease;
}

.menu-list a:hover,
.menu-list a:focus-visible {
  color: var(--pink);
  letter-spacing: 0.1em;
}

.veil-foot {
  margin: 0;
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: 0.36em;
  color: var(--dim);
}

/* ---------- 首屏 ---------- */
.hero {
  position: relative;
  min-height: 45vh;
  max-width: 940px;
  margin: 0 auto;
  padding: 52px 20px 58px;
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 16px;
  text-align: center;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background: linear-gradient(90deg, var(--red), var(--pink) 55%, transparent);
  transform: skewY(-0.6deg);
  transform-origin: left bottom;
  opacity: 0.85;
}

.hero-art {
  margin: 0;
  display: flex;
  align-items: center;
  gap: 14px;
}

.hero-art svg {
  width: clamp(54px, 12vw, 86px);
  height: auto;
  animation: pulse 9s ease-in-out infinite alternate;
}

@keyframes pulse {
  from { transform: scale(1); opacity: 0.85; }
  to { transform: scale(1.07); opacity: 1; }
}

.hero-img {
  width: clamp(54px, 12vw, 86px);
  height: auto;
  border-radius: 18px;
  border: 1px solid var(--line-hot);
}

.hero-title {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(32px, 7.4vw, 64px);
  line-height: 1.18;
  letter-spacing: 0.01em;
  background: linear-gradient(102deg, #fff 8%, var(--red) 46%, var(--pink) 88%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  margin: 0;
  max-width: 44ch;
  color: var(--dim);
  font-size: 17px;
  line-height: 1.75;
}

/* ---------- 正文与侧栏 ---------- */
.body-grid {
  max-width: 1180px;
  margin: 0 auto;
  padding: 46px 20px 76px;
  display: grid;
  gap: 34px;
}

@media (min-width: 960px) {
  .body-grid {
    grid-template-columns: minmax(0, 1fr) 296px;
    align-items: start;
    gap: 46px;
  }
}

.prose { min-width: 0; }

.prose > div {
  padding: 38px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 110px;
  animation: rise 0.7s ease both;
}

.prose > div:first-child { border-top: 0; padding-top: 4px; }

.prose > div:nth-child(1) { animation-delay: 0.03s; }
.prose > div:nth-child(2) { animation-delay: 0.1s; }
.prose > div:nth-child(3) { animation-delay: 0.17s; }
.prose > div:nth-child(4) { animation-delay: 0.24s; }
.prose > div:nth-child(5) { animation-delay: 0.31s; }
.prose > div:nth-child(6) { animation-delay: 0.38s; }
.prose > div:nth-child(7) { animation-delay: 0.45s; }

.prose h2 {
  margin: 0 0 0.55em;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(25px, 4.2vw, 38px);
  line-height: 1.28;
  letter-spacing: 0.01em;
  background: linear-gradient(100deg, #ffe6ee 8%, var(--red) 55%, var(--pink) 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.prose h3 {
  margin: 1.4em 0 0.4em;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.35;
  color: #ffdbe8;
}

.prose p,
.prose li { font-size: 17px; line-height: 1.8; }

.prose p { margin: 0 0 1.05em; }

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

.prose li { margin: 0.35em 0; }

.prose li::marker { color: var(--pink); }

.prose a {
  color: #ffb7d2;
  border-bottom: 1px solid rgba(255, 183, 210, 0.45);
}

.prose a:hover { border-bottom-color: var(--pink); color: #fff; }

.prose strong { color: #ffdfe9; }

.prose blockquote {
  margin: 1.4em 0;
  padding: 16px 22px;
  border-left: 3px solid var(--pink);
  border-radius: 0 var(--radius) var(--radius) 0;
  background: rgba(255, 20, 147, 0.1);
  color: #ffe9f1;
}

.prose img,
.prose figure img {
  border-radius: 20px;
  border: 1px solid var(--line);
}

.prose figure { margin: 1.4em 0; }

/* ---------- 右侧栏 ---------- */
.rail {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 22px 26px;
  background: rgba(38, 23, 23, 0.46);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

@media (min-width: 960px) {
  .rail { position: sticky; top: 132px; }
}

.rail h2 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 23px;
  line-height: 1.3;
  color: #ffe4ee;
}

.rail small { margin-bottom: 6px; }

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

.rail-list li + li { border-top: 1px solid rgba(255, 255, 255, 0.09); }

.rail-list a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 2px;
  font-size: 17px;
  color: var(--dim);
  transition: color 0.25s ease, padding-left 0.25s ease;
}

.rail-list a::before {
  content: "";
  width: 12px;
  height: 1px;
  margin-right: 10px;
  background: var(--pink);
  opacity: 0.6;
  transition: width 0.25s ease;
}

.rail-list a:hover,
.rail-list a:focus-visible {
  color: #fff;
  padding-left: 6px;
}

.rail-list a:hover::before { width: 22px; }

/* ---------- 页脚 ---------- */
.site-foot {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 20px 40px;
  display: grid;
  gap: 32px;
  border-top: 1px solid var(--line-hot);
  animation: rise 0.7s ease both;
}

.site-foot > div {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
  background: rgba(38, 23, 23, 0.34);
}

@media (min-width: 820px) {
  .site-foot {
    grid-template-columns: 1.6fr 1fr 1fr;
    align-items: stretch;
    gap: 22px;
  }
}

.bigmark {
  margin: 0;
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(38px, 8vw, 84px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.45);
  word-break: break-word;
}

.f-nav h2 {
  margin: 0 0 12px;
  font-family: var(--serif);
  font-weight: 700;
  font-size: 21px;
  color: #ffe4ee;
}

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

.foot-list a {
  display: flex;
  align-items: center;
  min-height: 40px;
  padding: 8px 0;
  font-size: 17px;
  color: var(--dim);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: color 0.25s ease;
}

.foot-list li:last-child a { border-bottom: 0; }

.foot-list a:hover,
.foot-list a:focus-visible { color: var(--pink); }

.f-meta {
  display: flex;
  align-items: flex-end;
}

.copy {
  margin: 0;
  font-family: var(--mono);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0.08em;
  color: var(--dim);
}

/* ---------- 焦点与降级 ---------- */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--pink);
  outline-offset: 3px;
}

@media (max-width: 599px) {
  body { font-size: 17px; }
  .hero { padding: 40px 18px 48px; min-height: 42vh; }
  .body-grid { padding: 34px 16px 60px; }
  .site-foot { padding: 44px 16px 32px; }
  .prose > div { padding: 30px 0; scroll-margin-top: 128px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  body::before,
  .hero-art svg,
  .prose > div,
  .site-foot { animation: none; }
  .menu-veil { transition: opacity 0.2s ease, visibility 0.2s; }
}
</｜DSML｜ parameter>
</｜DSML｜ invoke>
</｜DSML｜ calls>

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