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

:root {
  --acid: #80ff00;
  --volt: #00ff00;
  --ink: #1f2617;
  --olive: #2b3320;
  --paper: #f2ffdf;
  --cream: #e6f6cf;
  --dim: #b6cf98;
  --line: rgba(128, 255, 0, .3);
}

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

body {
  margin: 0;
  min-height: 100%;
  overflow-x: hidden;
  background:
    radial-gradient(900px 520px at 88% -12%, rgba(128, 255, 0, .20), transparent 62%),
    radial-gradient(720px 480px at 2% 34%, rgba(0, 255, 0, .12), transparent 66%),
    repeating-linear-gradient(135deg, rgba(255, 255, 255, .018) 0 2px, transparent 2px 7px),
    var(--ink);
  color: var(--cream);
  font-family: 'Cabin', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.7;
}

a { color: var(--acid); text-decoration: none; }
a:hover { color: var(--volt); }
:focus-visible { outline: 3px dashed var(--acid); outline-offset: 3px; }

[id] { scroll-margin-top: 160px; }

h1, h2, h3 {
  font-family: 'Amatic SC', 'Cabin', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: .01em;
  text-wrap: balance;
}

p.subtitle {
  margin: .35em 0 0;
  font-size: 17px;
  line-height: 1.6;
  color: var(--dim);
}

/* ---------- 顶部 ---------- */
.dock {
  position: sticky;
  top: 0;
  z-index: 70;
  background: rgba(31, 38, 23, .94);
  backdrop-filter: blur(9px);
  border-bottom: 2px solid var(--acid);
  box-shadow: 0 10px 26px rgba(0, 0, 0, .45);
}

.top-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 14px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2px 10px;
}

.top-inner nav p {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0 2px;
  margin: 0;
}

.top-inner nav a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 42px;
  padding: 10px 8px;
  font-size: 16px;
  color: var(--cream);
  border-bottom: 2px solid transparent;
  transition: color .18s, border-color .18s, transform .18s;
}

.top-inner nav a:hover {
  color: var(--acid);
  border-bottom-color: var(--acid);
  transform: translateY(-2px) rotate(-1.2deg);
}

.gl { font-size: 13px; color: var(--acid); line-height: 1; }

.brand {
  order: 0;
  padding: 8px 10px;
  font-family: 'Amatic SC', 'Cabin', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 30px;
  line-height: 1;
  font-weight: 700;
  color: var(--paper);
  text-shadow: 3px 3px 0 rgba(0, 255, 0, .35);
  transform: rotate(-1.5deg);
  white-space: nowrap;
}
.brand:hover { color: var(--volt); }

.cta {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  margin-left: 6px;
  padding: 10px 16px;
  border-radius: 4px;
  background: var(--acid);
  color: var(--ink);
  font-weight: 700;
  font-size: 16px;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, .55);
  transform: rotate(-1.4deg);
  animation: jit 3.6s ease-in-out infinite;
}
.cta:hover { color: var(--ink); background: var(--volt); }

@keyframes jit {
  0%, 100% { transform: rotate(-1.4deg); }
  50% { transform: rotate(1.6deg) translateY(-2px); }
}

/* ---------- 跑马灯 ---------- */
.ticker {
  background: var(--acid);
  color: var(--ink);
  overflow: hidden;
  border-bottom: 2px solid var(--ink);
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: slide 30s linear infinite;
}

.grp { display: inline-flex; align-items: center; }

.ticker-track a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 10px 12px;
  color: var(--ink);
  font-weight: 600;
  white-space: nowrap;
  font-size: 16px;
}
.ticker-track a:hover { color: #14200a; text-decoration: underline; }
.sep { color: #38501f; padding: 0 2px; }

@keyframes slide {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- 主区 ---------- */
.stage {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(16px, 3vw, 38px) 16px 40px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 292px;
  gap: clamp(16px, 3vw, 34px);
  align-items: start;
}

.sheet {
  position: relative;
  padding: clamp(18px, 4vw, 44px);
  border: 2px solid var(--line);
  border-radius: 4px;
  background:
    linear-gradient(180deg, #28321d 0%, #1c2315 100%);
  box-shadow: 12px 14px 0 rgba(0, 255, 0, .10), 0 24px 50px rgba(0, 0, 0, .5);
  transform: rotate(-.4deg);
  overflow: hidden;
}

.sheet::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 6px;
  background: repeating-linear-gradient(90deg, var(--acid) 0 22px, transparent 22px 42px);
  opacity: .75;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 45vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 12px;
  padding: 34px 0 22px;
  text-align: left;
}

.hero h1 {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(2.5rem, 8.6vw, 5.2rem);
  line-height: .98;
  color: var(--paper);
  background: linear-gradient(96deg, #ffffff, #d3ff9c 55%, var(--acid));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(4px 4px 0 rgba(0, 0, 0, .55));
}

.hero .subtitle { max-width: 44ch; color: #cfe6b0; }

.hero-go { margin: 6px 0 0; }

.hero-btn,
.end-btn {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 4px;
  background: var(--volt);
  color: var(--ink);
  font-weight: 700;
  font-size: 16px;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, .6);
  transform: rotate(-1deg);
  transition: transform .18s, background .18s;
}
.hero-btn:hover, .end-btn:hover {
  color: var(--ink);
  background: var(--acid);
  transform: rotate(1.4deg) translateY(-2px);
}

.sticker {
  position: absolute;
  z-index: 3;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--acid);
  color: var(--ink);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.3;
  max-width: 60%;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, .55);
  mix-blend-mode: normal;
}

.s1 { top: 6px; right: 4px; transform: rotate(7deg); background: var(--volt); }
.s2 { top: 52px; right: 22px; transform: rotate(-5deg); background: var(--paper); }

/* ---------- 正文 ---------- */
.content { max-width: 70ch; }

.content section + section {
  margin-top: 2.2em;
  padding-top: 1.4em;
  border-top: 2px dashed rgba(128, 255, 0, .22);
}

.content h2 {
  margin: 1.9em 0 .15em;
  font-size: clamp(1.7rem, 4.4vw, 2.5rem);
  line-height: 1.12;
  color: var(--acid);
  text-shadow: 3px 3px 0 rgba(0, 0, 0, .5);
}

.content h2 + p { margin-top: .45em; }

.content h3 {
  margin: 1.5em 0 .35em;
  font-size: 22px;
  line-height: 1.3;
  color: var(--volt);
}

.content p { margin: 0 0 1em; }

.content ul, .content ol { margin: 0 0 1em; padding-left: 1.3em; }
.content li { margin: .4em 0; }
.content li::marker { color: var(--acid); }

.content a { text-decoration: underline; text-underline-offset: 3px; }

.content strong { color: var(--paper); }

.content blockquote {
  margin: 1.5em 0;
  padding: .5em 0 .5em 16px;
  border-left: 6px solid var(--acid);
  background: rgba(128, 255, 0, .07);
  border-radius: 0 4px 4px 0;
  color: #d9f2b8;
}

.content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.3em 0;
  border: 2px solid var(--line);
  border-radius: 4px;
  filter: saturate(150%);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, .45);
}

.content figure { margin: 1.3em 0; }
.content figcaption { font-size: 15px; color: var(--dim); }

.content table {
  width: 100%;
  margin: 1.3em 0;
  border-collapse: collapse;
  font-size: 16px;
}
.content th, .content td {
  padding: 9px 11px;
  border: 1px solid rgba(128, 255, 0, .28);
  text-align: left;
  vertical-align: top;
}
.content th { background: rgba(128, 255, 0, .12); color: var(--paper); }

.content code {
  padding: 1px 6px;
  border-radius: 3px;
  background: rgba(0, 0, 0, .45);
  color: var(--volt);
  font-size: 15px;
}

.content pre {
  margin: 1.3em 0;
  padding: 14px;
  overflow-x: auto;
  border-radius: 4px;
  background: rgba(0, 0, 0, .55);
  border: 1px solid var(--line);
}

/* ---------- 侧栏 ---------- */
.side {
  position: sticky;
  top: 158px;
  padding: 16px;
  border: 2px dashed rgba(128, 255, 0, .45);
  border-radius: 4px;
  background: rgba(0, 0, 0, .28);
  transform: rotate(.7deg);
  box-shadow: 7px 7px 0 rgba(0, 255, 0, .09);
}

.side h2 {
  margin: 0;
  font-size: 28px;
  line-height: 1.1;
  color: var(--acid);
}

.side ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 2px;
}

.side a {
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 8px;
  font-size: 16px;
  color: var(--cream);
  border-bottom: 1px solid rgba(128, 255, 0, .18);
  transition: padding-left .18s, color .18s;
}
.side a::before { content: "\2192"; color: var(--acid); margin-right: 8px; }
.side a:hover { color: var(--acid); padding-left: 14px; }

/* ---------- 页脚 ---------- */
.end {
  margin-top: 24px;
  padding: clamp(26px, 5vw, 52px) 16px 26px;
  border-top: 2px solid var(--acid);
  background:
    radial-gradient(600px 260px at 50% 0%, rgba(128, 255, 0, .14), transparent 70%),
    #171d10;
}

.end-cta {
  max-width: 1160px;
  margin: 0 auto 30px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.end-title {
  margin: 0;
  font-family: 'Amatic SC', 'Cabin', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 6.4vw, 3.6rem);
  line-height: 1;
  color: var(--paper);
  text-shadow: 4px 4px 0 rgba(0, 255, 0, .25);
  transform: rotate(-1deg);
}

.end-bar {
  max-width: 1160px;
  margin: 0 auto;
  padding-top: 18px;
  border-top: 1px dashed rgba(128, 255, 0, .3);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.end-bar address {
  font-style: normal;
  font-weight: 700;
  color: var(--acid);
  font-size: 16px;
}

.end-bar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 2px 4px;
}

.end-bar a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 10px;
  font-size: 16px;
  color: var(--cream);
}
.end-bar a:hover { color: var(--acid); text-decoration: underline; }

.copy {
  max-width: 1160px;
  margin: 14px auto 0;
  font-size: 16px;
  color: #93ad76;
}

/* ---------- 动效 ---------- */
.rv {
  opacity: 0;
  transform: translateY(20px) rotate(-.5deg);
  transition: opacity .6s ease, transform .6s cubic-bezier(.2, .7, .3, 1);
}
.rv.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 940px) {
  .stage { grid-template-columns: minmax(0, 1fr); }
  .side { position: static; transform: none; }
  .side ul { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
  [id] { scroll-margin-top: 190px; }
}

@media (max-width: 620px) {
  body { font-size: 16px; }
  .brand { font-size: 26px; width: 100%; text-align: center; }
  .top-inner { padding: 6px 10px 8px; gap: 0; }
  .top-inner nav { width: 100%; }
  .top-inner nav a { padding: 9px 7px; font-size: 16px; }
  .cta { margin: 6px 0 2px; }
  .sheet { transform: none; padding: 16px 14px 24px; }
  .hero { padding-top: 44px; min-height: 42vh; }
  .hero h1 { font-size: clamp(2.1rem, 10vw, 3rem); }
  .sticker { font-size: 12px; padding: 5px 10px; }
  .s1 { right: 0; }
  .s2 { top: 44px; right: 8px; }
  .end-cta { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track, .cta { animation: none; }
  .rv { opacity: 1; transform: none; transition: none; }
  * { transition-duration: .001s !important; }
}

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