@import url('https://fonts.googleapis.com/css2?family=Anton&family=Epilogue:wght@400;500;600;700&display=swap');

:root{
  --neon:#87ff71;
  --sun:#ffce5c;
  --ink:#192617;
  --ink-2:#213320;
  --ink-3:#0f1a0f;
  --line:#3d5b37;
  --fg:#eaf7e1;
  --muted:#b7d3ab;
  --display:'Anton','Impact','Haettenschweiler',system-ui,sans-serif;
  --body:'Epilogue',system-ui,-apple-system,'PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --r:28px;
}

*{box-sizing:border-box}
html{
  scroll-behavior:smooth;
  overflow-x:hidden;
  -webkit-text-size-adjust:100%;
}
body{
  margin:0;
  padding:0 0 118px;
  background:var(--ink);
  color:var(--fg);
  font-family:var(--body);
  font-size:17px;
  line-height:1.7;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:radial-gradient(var(--line) 1px, transparent 1px);
  background-size:23px 23px;
  opacity:.5;
}
body::after{
  content:"";
  position:fixed;
  z-index:0;
  pointer-events:none;
  top:12vh;
  right:-100px;
  width:300px;
  height:300px;
  background:var(--sun);
  opacity:.13;
  clip-path:polygon(50% 0, 100% 100%, 0 100%);
  transform:rotate(14deg);
}
img{max-width:100%}
a{color:var(--neon)}
.wrap{
  position:relative;
  z-index:1;
  max-width:1160px;
  margin:0 auto;
  padding:0 16px;
}

/* ---- 主栅格：aside 在内容左侧 ---- */
main{
  display:grid;
  gap:26px;
  padding:26px 0 0;
  align-items:start;
}
@media (min-width:940px){
  main{grid-template-columns:252px minmax(0,1fr);gap:40px}
}

/* ---- 侧栏 ---- */
.rail{
  background:var(--ink-2);
  border:2px solid var(--line);
  border-radius:var(--r);
  padding:18px 16px 20px;
  box-shadow:0 16px 32px rgba(0,0,0,.32);
  transform:rotate(-1deg);
}
@media (min-width:940px){
  .rail{position:sticky;top:22px}
}
.rail small{
  display:block;
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.26em;
  color:var(--sun);
}
.rail h2{
  font-family:var(--display);
  font-size:1.32rem;
  line-height:1.1;
  letter-spacing:.05em;
  color:var(--neon);
  margin:.2em 0 .8em;
}
.shapes{
  display:flex;
  gap:10px;
  height:34px;
  margin:0 0 16px;
}
.shapes span{
  display:block;
  width:34px;
  height:34px;
  transition:background .35s ease, border-radius .35s ease, transform .35s ease;
}
.shapes span:nth-child(1){background:var(--neon);border-radius:50%}
.shapes span:nth-child(2){background:var(--sun);clip-path:polygon(50% 0, 100% 100%, 0 100%)}
.shapes span:nth-child(3){background:var(--neon);border-radius:8px;transform:rotate(12deg)}
.shapes[data-spin="b"] span:nth-child(1){background:var(--sun);border-radius:6px}
.shapes[data-spin="b"] span:nth-child(2){background:var(--neon)}
.shapes[data-spin="b"] span:nth-child(3){background:var(--sun);transform:rotate(-14deg)}
.shapes[data-spin="c"] span:nth-child(1){background:var(--neon);border-radius:50% 50% 0 50%}
.shapes[data-spin="c"] span:nth-child(2){background:var(--sun);clip-path:polygon(0 0, 100% 50%, 0 100%)}
.shapes[data-spin="c"] span:nth-child(3){background:var(--sun);border-radius:50%;transform:rotate(30deg)}
.rail-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:2px;
}
.rail-list a{
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:0 10px;
  border-radius:14px;
  color:var(--fg);
  text-decoration:none;
  font-size:.97rem;
  line-height:1.35;
  border:1px dashed transparent;
}
.rail-list a:hover,
.rail-list a:focus-visible{
  background:var(--neon);
  color:var(--ink);
  border-color:var(--ink);
}
.rail-n{
  font-family:var(--display);
  font-size:.82rem;
  letter-spacing:.08em;
  color:var(--sun);
}
.rail-list a:hover .rail-n,
.rail-list a:focus-visible .rail-n{color:var(--ink)}

/* ---- 正文 ---- */
div{min-width:0}

.hero{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  gap:24px;
  min-height:100vh;
  min-height:100svh;
  padding:16px 0 12px;
}
.hero-kicker{
  margin:0 0 10px;
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.32em;
  color:var(--sun);
}
.hero h1{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(2.3rem, 8.4vw, 5.2rem);
  line-height:.95;
  letter-spacing:.005em;
  color:var(--neon);
  margin:0 0 16px;
  text-shadow:4px 4px 0 var(--ink), 9px 9px 0 rgba(255,206,92,.55);
  word-break:break-word;
}
.hero-lede{
  margin:0;
  max-width:50ch;
  font-size:1.03rem;
  line-height:1.65;
  color:var(--muted);
}
.hero-media{
  border-radius:var(--r);
  overflow:hidden;
  border:3px solid var(--neon);
  background:var(--ink-2);
  height:clamp(180px, 36vh, 400px);
  box-shadow:0 26px 52px rgba(0,0,0,.46);
  transform:rotate(-1.4deg);
  will-change:transform;
}
.hero-img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transform:scale(1.05);
}

div > article:not(.hero){
  position:relative;
  margin:0 0 22px;
  padding:24px 20px;
  background:var(--ink-2);
  border:2px solid var(--line);
  border-radius:var(--r);
  box-shadow:0 16px 34px rgba(0,0,0,.34);
  scroll-margin-top:96px;
}
div > article:not(.hero)::before{
  content:"";
  position:absolute;
  top:-2px;
  left:24px;
  width:58px;
  height:10px;
  background:var(--sun);
  border-radius:0 0 9px 9px;
}
div > article:not(.hero) > :first-child{margin-top:0}
div > article:not(.hero) > :last-child{margin-bottom:0}
div > article:not(.hero):nth-of-type(odd){transform:rotate(.22deg)}

div small{
  display:block;
  font-size:.73rem;
  font-weight:700;
  letter-spacing:.26em;
  color:var(--sun);
}
div small + h2,
div small + h3{margin-top:.2em}
div h2{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(1.5rem, 4.4vw, 2.3rem);
  line-height:1.08;
  letter-spacing:.01em;
  color:var(--neon);
  margin:.2em 0 .55em;
  scroll-margin-top:96px;
}
div h3{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(1.18rem, 3vw, 1.55rem);
  line-height:1.16;
  color:var(--sun);
  margin:1em 0 .4em;
}
div p{margin:0 0 1em;max-width:64ch}
div ul,
div ol{max-width:64ch;padding-left:1.3em;margin:0 0 1em}
div li{margin:.35em 0}
div blockquote{
  margin:1.1em 0;
  padding:14px 18px;
  max-width:64ch;
  border-left:6px solid var(--sun);
  border-radius:0 var(--r) var(--r) 0;
  background:rgba(255,206,92,.09);
}
div blockquote p:last-child{margin-bottom:0}
div figure{margin:1.1em 0}
div img{border-radius:18px;height:auto}
div a{color:var(--neon);text-decoration-thickness:2px;text-underline-offset:3px}
div code{
  font-family:ui-monospace,'SFMono-Regular',Menlo,monospace;
  font-size:.92em;
  background:rgba(255,206,92,.14);
  padding:.1em .4em;
  border-radius:8px;
}
div hr{border:0;border-top:2px dashed var(--line);margin:1.5em 0}

/* ---- 页脚 ---- */
.foot{
  position:relative;
  z-index:1;
  margin-top:46px;
  background:var(--ink-3);
  border-top:4px solid var(--neon);
  padding:32px 0 20px;
}
.foot-grid{display:grid;gap:26px}
@media (min-width:780px){
  .foot-grid{grid-template-columns:1.05fr 1fr 1fr;gap:32px}
}
.foot small{
  display:block;
  font-size:.7rem;
  font-weight:700;
  letter-spacing:.26em;
  color:var(--neon);
}
.foot h2{
  font-family:var(--display);
  font-weight:400;
  font-size:1.18rem;
  letter-spacing:.06em;
  color:var(--sun);
  margin:.25em 0 .7em;
}
.foot-brand{
  font-family:var(--display);
  font-size:1.55rem;
  letter-spacing:.03em;
  color:var(--neon);
  margin:0 0 8px;
  transform:rotate(-1.2deg);
  transform-origin:left center;
}
.foot address{
  font-style:normal;
  font-size:.95rem;
  color:var(--muted);
  max-width:24ch;
}
.foot-links{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:1px;
  max-width:280px;
}
.foot-links a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 12px;
  border-radius:14px;
  border:1px dashed transparent;
  color:var(--fg);
  text-decoration:none;
  font-size:.97rem;
}
.foot-links a:hover,
.foot-links a:focus-visible{
  color:var(--neon);
  background:rgba(135,255,113,.1);
  border-color:var(--line);
}
.sub{display:grid;gap:10px;max-width:320px}
.sub label{
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.2em;
  color:var(--muted);
}
.sub input{
  height:46px;
  padding:0 16px;
  font-family:var(--body);
  font-size:16px;
  color:var(--fg);
  background:var(--ink-2);
  border:2px solid var(--line);
  border-radius:999px;
}
.sub input::placeholder{color:var(--muted)}
.sub input:focus-visible{
  outline:3px solid var(--neon);
  outline-offset:2px;
}
.sub button{
  height:46px;
  font-family:var(--body);
  font-size:1rem;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--ink);
  background:var(--neon);
  border:2px solid var(--ink);
  border-radius:999px;
  cursor:pointer;
  transition:background .2s ease, transform .2s ease;
}
.sub button:hover{background:var(--sun);transform:translateY(-1px)}
.copyright{
  margin:28px 0 0;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:.85rem;
  color:var(--muted);
  text-align:center;
}

/* ---- 底部固定胶囊导航 ---- */
.dock{
  position:fixed;
  left:0;
  right:0;
  bottom:0;
  z-index:60;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:10px;
  padding:10px 14px;
  padding-bottom:calc(10px + env(safe-area-inset-bottom));
  background:rgba(15,26,15,.94);
  border-top:3px solid var(--neon);
  backdrop-filter:blur(10px);
}
.dock-menu{position:relative;margin:0}
.dock-menu--l{justify-self:start}
.dock-menu--r{justify-self:end}
.dock-menu summary{
  list-style:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:0 16px;
  font-size:.95rem;
  font-weight:600;
  letter-spacing:.1em;
  color:var(--sun);
  border:2px solid var(--sun);
  border-radius:999px;
  background:transparent;
  cursor:pointer;
  user-select:none;
}
.dock-menu summary::-webkit-details-marker{display:none}
.dock-menu summary:hover{background:rgba(255,206,92,.14)}
.dock-menu[open] summary{background:var(--sun);color:var(--ink)}
.dock-menu menu{
  position:absolute;
  bottom:calc(100% + 12px);
  margin:0;
  padding:10px;
  min-width:206px;
  list-style:none;
  display:grid;
  gap:2px;
  background:var(--ink-2);
  border:2px solid var(--neon);
  border-radius:22px;
  box-shadow:0 20px 44px rgba(0,0,0,.55);
}
.dock-menu--l menu{left:0}
.dock-menu--r menu{right:0}
.dock-menu menu a{
  display:flex;
  align-items:center;
  min-height:44px;
  padding:0 12px;
  border-radius:14px;
  font-size:.97rem;
  color:var(--fg);
  text-decoration:none;
}
.dock-menu menu a:hover,
.dock-menu menu a:focus-visible{background:var(--neon);color:var(--ink)}
.dock-brand{
  justify-self:center;
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:44px;
  padding:0 18px;
  font-family:var(--display);
  font-size:1rem;
  letter-spacing:.06em;
  color:var(--ink);
  background:var(--neon);
  border:2px solid var(--ink);
  border-radius:999px;
  box-shadow:0 0 0 3px var(--sun);
  text-decoration:none;
  transform:rotate(-1.6deg);
}
.dock-mark{
  width:26px;
  height:26px;
  display:block;
  border-radius:50%;
  object-fit:cover;
}

/* ---- 窄屏 ---- */
@media (max-width:760px){
  body{font-size:16.5px;padding-bottom:112px}
  .rail{transform:none}
  .rail-list{grid-template-columns:1fr 1fr;gap:4px}
  .hero{min-height:100svh;gap:18px}
  .hero h1{text-shadow:3px 3px 0 var(--ink), 6px 6px 0 rgba(255,206,92,.55)}
  div > article:not(.hero){padding:20px 15px;border-radius:22px}
  div > article:not(.hero):nth-of-type(odd){transform:none}
  .foot-brand{transform:none}
  .dock-brand{font-size:.94rem;padding:0 14px}
  .dock-menu summary{padding:0 14px}
}
@media (max-width:400px){
  .rail-list{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .shapes span,
  .sub button{transition:none}
  .hero-media{will-change:auto}
}

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