@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@300;400;500;600;700&family=Rubik:wght@300;400;500;600;700&display=swap');

:root {
  --ink: #1f2617;
  --ink-2: #151b0f;
  --ink-3: #2a331f;
  --lime: #80ff00;
  --neon: #00ff00;
  --paper: #f0ffd6;
  --line: rgba(128, 255, 0, 0.42);
  --r: 18px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 168px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background-color: var(--ink);
  background-image: radial-gradient(rgba(128, 255, 0, 0.09) 1px, transparent 1px);
  background-size: 22px 22px;
  color: var(--paper);
  font-family: 'Nunito Sans', system-ui, -apple-system, 'Segoe UI', 'Microsoft YaHei', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, input { font: inherit; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.site {
  max-width: 100%;
  padding-bottom: 0;
}

/* ---------- 顶栏 ---------- */
.masthead {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--ink-2);
  border-bottom: 2px solid var(--lime);
  box-shadow: 0 6px 0 rgba(128, 255, 0, 0.12);
}

.brandrow {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem 0.2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 46px;
  padding: 0.3rem 0.95rem 0.3rem 0.4rem;
  background: var(--lime);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 999px;
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  transform: rotate(-2deg);
  filter: saturate(140%);
}

.brand:hover,
.brand:focus-visible { background: var(--neon); }

.brand-img { border-radius: 50%; }

.menurow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  padding: 0.2rem 1rem 0.6rem;
}

.menu-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0.35rem 0.75rem;
  border: 1.5px solid var(--line);
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transform: rotate(-1deg);
}

.menu-link:nth-child(even) { transform: rotate(1.3deg); }
.menu-link:hover,
.menu-link:focus-visible {
  background: var(--lime);
  border-color: var(--lime);
  color: var(--ink);
}

/* ---------- 跑马灯胶带 ---------- */
.tape {
  overflow: hidden;
  background: var(--neon);
  color: var(--ink);
  border-bottom: 2px solid var(--ink);
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.14em;
}

.tape-in {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  width: max-content;
  padding: 0.32rem 0;
  animation: roll 26s linear infinite;
}

.tape-in span { white-space: nowrap; }
.tape-in i { font-style: normal; }

@keyframes roll {
  to { transform: translateX(-50%); }
}

/* ---------- 头图区 ---------- */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: center;
  gap: 1.6rem;
  min-height: 70vh;
  max-width: 1180px;
  margin: 0 auto;
  padding: 2.2rem 1rem 2.6rem;
  overflow: hidden;
  border-bottom: 2px dashed var(--line);
}

.hero-art {
  position: relative;
  min-height: 230px;
  border: 2px solid var(--lime);
  border-radius: var(--r);
  background: var(--ink-2);
  overflow: hidden;
  transform: rotate(-1.6deg);
  filter: saturate(150%);
}

.hero-img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.stick {
  position: absolute;
  left: 0.7rem;
  bottom: 0.7rem;
  z-index: 2;
  padding: 0.28rem 0.7rem;
  background: var(--neon);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 8px;
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1rem;
  transform: rotate(-4deg);
}

.hero-txt {
  position: relative;
  text-align: right;
  padding-right: 0.4rem;
  z-index: 1;
}

.ghost {
  position: absolute;
  right: -0.1rem;
  top: -3rem;
  z-index: 0;
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: clamp(5rem, 17vw, 11rem);
  line-height: 0.8;
  color: transparent;
  -webkit-text-stroke: 2px rgba(128, 255, 0, 0.45);
  pointer-events: none;
}

.hero h1 {
  position: relative;
  z-index: 1;
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: clamp(2.1rem, 6vw, 4.4rem);
  line-height: 1.03;
  color: #ffffff;
  letter-spacing: -0.02em;
  text-shadow: 4px 4px 0 rgba(128, 255, 0, 0.45);
}

.lede {
  position: relative;
  z-index: 1;
  margin-top: 1rem;
  margin-left: auto;
  max-width: 34ch;
  font-size: 1.05rem;
  color: var(--paper);
  opacity: 0.92;
}

/* ---------- 主体 ---------- */
.stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 268px;
  gap: 1.6rem;
  align-items: start;
  max-width: 1180px;
  margin: 0 auto;
  padding: 1.8rem 1rem 2.4rem;
}

.prose { min-width: 0; overflow-wrap: break-word; }

.prose div {
  padding: 1.5rem 0 1.8rem;
  border-bottom: 1px dashed rgba(128, 255, 0, 0.26);
  scroll-margin-top: 176px;
}

.prose > div:last-child { border-bottom: 0; }

.prose h2 {
  position: relative;
  padding-left: 0.9rem;
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: clamp(1.45rem, 3.4vw, 2rem);
  line-height: 1.16;
  font-weight: 700;
  color: var(--lime);
  letter-spacing: -0.01em;
}

.prose h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.22em;
  bottom: 0.22em;
  width: 6px;
  border-radius: 3px;
  background: var(--neon);
  transform: rotate(2deg);
}

.prose h3 {
  margin-top: 1rem;
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 1.15rem;
  color: #ffffff;
}

.prose p { margin: 0.7rem 0; }
.prose strong { color: #ffffff; }

.prose ul,
.prose ol {
  margin: 0.7rem 0;
  padding-left: 1.3rem;
  list-style: disc;
}

.prose ol { list-style: decimal; }
.prose li { margin: 0.35rem 0; }

.prose a {
  color: var(--neon);
  border-bottom: 1px solid currentColor;
}

.prose figure {
  margin: 1rem 0;
  border: 2px solid var(--lime);
  border-radius: var(--r);
  overflow: hidden;
}

.prose figure img { width: 100%; }

.prose figcaption {
  padding: 0.5rem 0.8rem;
  background: rgba(128, 255, 0, 0.12);
  font-size: 0.98rem;
}

.prose blockquote {
  margin: 1rem 0;
  padding: 0.8rem 1rem;
  border-left: 6px solid var(--lime);
  border-radius: 0 var(--r) var(--r) 0;
  background: rgba(128, 255, 0, 0.08);
}

.prose table {
  width: 100%;
  margin: 1rem 0;
  border-collapse: collapse;
  font-size: 1rem;
}

.prose th,
.prose td {
  border: 1px solid var(--line);
  padding: 0.45rem 0.55rem;
  text-align: left;
}

.prose th { background: rgba(128, 255, 0, 0.14); color: var(--lime); }

.prose time { color: var(--neon); font-weight: 600; }

/* ---------- 侧栏 ---------- */
.rail {
  position: sticky;
  top: 176px;
  --rot: 0.9deg;
  padding: 1rem 0.9rem 1.1rem;
  border: 2px solid var(--lime);
  border-radius: var(--r);
  background: rgba(128, 255, 0, 0.07);
  transform: rotate(0.9deg);
}

.rail h2 {
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 1.2rem;
  color: var(--lime);
  letter-spacing: 0.02em;
}

.subtitle {
  margin-top: 0.1rem;
  font-size: 1rem;
  color: var(--neon);
  letter-spacing: 0.06em;
}

.rail-list { margin-top: 0.8rem; }

.rail-list li + li { margin-top: 0.25rem; }

.rail-list a {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 40px;
  padding: 0.2rem 0.35rem;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
}

.rail-list a:hover,
.rail-list a:focus-visible {
  background: var(--lime);
  color: var(--ink);
}

.num {
  font-family: 'Rubik', system-ui, sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--neon);
  letter-spacing: 0.04em;
}

.rail-list a:hover .num { color: var(--ink-3); }

/* ---------- 页脚 ---------- */
.foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.7fr) minmax(0, 0.9fr);
  gap: 1.2rem;
  align-items: start;
  margin-top: 1.6rem;
  padding: 1.6rem 1rem 1.8rem;
  border-top: 3px solid var(--lime);
  background: var(--ink-2);
}

.foot-logo {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.2rem 0.7rem;
  background: var(--lime);
  color: var(--ink);
  border: 2px solid var(--ink);
  border-radius: 999px;
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  transform: rotate(-2deg);
}

.sub {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.7rem;
}

.sub-in {
  flex: 1 1 130px;
  min-height: 44px;
  padding: 0.4rem 0.7rem;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: var(--ink);
  color: var(--paper);
  font-size: 17px;
}

.sub-in::placeholder { color: rgba(240, 255, 214, 0.6); }

.sub-in:focus { outline: 2px solid var(--neon); outline-offset: 1px; }

.sub-btn {
  min-height: 44px;
  padding: 0.4rem 1rem;
  border: 2px solid var(--neon);
  border-radius: 12px;
  background: var(--neon);
  color: var(--ink);
  font-weight: 700;
  cursor: pointer;
  transform: rotate(1.5deg);
}

.sub-btn:hover { background: var(--lime); }

.foot-nav dl {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 0.4rem;
}

.foot-nav dt {
  width: 100%;
  margin-bottom: 0.2rem;
  font-family: 'Rubik', system-ui, sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--lime);
  letter-spacing: 0.06em;
}

.foot-nav dd { margin: 0; }

.foot-nav a,
.up {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0.2rem 0.45rem;
  border-radius: 8px;
  font-size: 1rem;
}

.foot-nav a:hover,
.foot-nav a:focus-visible,
.up:hover,
.up:focus-visible {
  background: var(--lime);
  color: var(--ink);
}

.foot-legal {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.3rem;
}

.copy {
  font-family: 'Rubik', system-ui, sans-serif;
  color: var(--paper);
  opacity: 0.85;
}

.up {
  border: 1.5px solid var(--line);
  font-weight: 600;
}

/* ---------- 动效 ---------- */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(18px) rotate(var(--rot, 0deg));
    transition: opacity 0.55s ease, transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
    transition-delay: var(--d, 0ms);
  }

  .reveal.in {
    opacity: 1;
    transform: translateY(0) rotate(var(--rot, 0deg));
  }

  .stick { animation: jitter 2.6s ease-in-out infinite; }
}

@keyframes jitter {
  0%, 100% { transform: rotate(-4deg) translate(0, 0); }
  50% { transform: rotate(-1.5deg) translate(1px, -3px); }
}

@media (prefers-reduced-motion: reduce) {
  .tape-in { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 窄屏 ---------- */
@media (max-width: 880px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
    gap: 1.1rem;
    padding: 1.4rem 1rem 1.8rem;
  }

  .hero-txt {
    order: -1;
    text-align: left;
    padding-right: 0;
  }

  .lede { margin-left: 0; max-width: none; }

  .ghost {
    top: -1.2rem;
    right: auto;
    left: 0;
    font-size: clamp(3.6rem, 19vw, 7rem);
  }

  .hero h1 { text-shadow: 3px 3px 0 rgba(128, 255, 0, 0.45); }

  .stage { grid-template-columns: minmax(0, 1fr); }

  .rail {
    position: static;
    transform: none;
    order: 0;
  }

  .foot {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.1rem;
  }
}

@media (max-width: 420px) {
  body { font-size: 16.5px; }
  .menurow { gap: 0.3rem; padding-bottom: 0.5rem; }
  .menu-link { padding: 0.3rem 0.6rem; }
  .prose div { scroll-margin-top: 200px; }
  html { scroll-padding-top: 190px; }
}

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