:root{
  --bg:#05070d;
  --bg-deep:#0b1626;
  --line:rgba(255,255,255,.09);
  --text:#f4f6fb;
  --muted:#98a2b3;
  --blue:#2F7DF6;
  --blue-deep:#0B5CD6;
  --blue-soft:#7FA8FF;
  --font-cn:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-mono:Consolas,"SF Mono",Menlo,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  line-height:1.7;
  opacity:0;
  animation:page-in .5s ease forwards;
}
@keyframes page-in{to{opacity:1}}
::selection{background:rgba(47,125,246,.45)}
a{color:inherit;text-decoration:none}
ul{list-style:none}
.container{max-width:1080px;margin:0 auto;padding:0 24px}

/* ---------- 备案审核中提示条 ---------- */
.compliance-bar{
  position:relative;z-index:60;
  display:flex;align-items:center;justify-content:center;gap:9px;
  padding:7px 14px;
  font-size:12.5px;color:#b7c8e8;text-align:center;
  background:linear-gradient(90deg, rgba(47,125,246,.14), rgba(5,7,13,.55) 50%, rgba(47,125,246,.14));
  border-bottom:1px solid rgba(127,168,255,.16);
}
.compliance-bar .dot{
  width:7px;height:7px;border-radius:50%;flex:none;
  background:var(--blue-soft);
  box-shadow:0 0 10px var(--blue);
  animation:plop 1.7s ease-in-out infinite;
}
@keyframes plop{0%,to{opacity:.35}20%{opacity:1}}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(5,7,13,.74);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{width:30px;height:30px;filter:drop-shadow(0 0 12px rgba(47,125,246,.55))}
.brand-name{font-size:17px;font-weight:800;letter-spacing:.5px}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{
  font-size:14px;color:var(--muted);transition:color .2s;
  padding:4px 2px;position:relative;
}
.nav-links a::after{
  content:'';position:absolute;left:0;right:100%;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--blue-soft));
  transition:right .25s ease;
}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-links a:hover::after,.nav-links a.active::after{right:0}

/* ---------- 首屏 ---------- */
.hero{position:relative;overflow:hidden;min-height:calc(100vh - 118px);display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.horizon{position:absolute;left:50%;bottom:0;transform:translateX(-50%);width:130vw;height:62vh;
  background:radial-gradient(52% 62% at 50% 100%, rgba(47,125,246,.32), rgba(0,209,198,.07) 46%, transparent 72%)}
.floor{position:absolute;left:-20vw;right:-20vw;bottom:0;height:56%;
  transform:perspective(760px) rotateX(63deg);transform-origin:bottom;
  background-image:linear-gradient(rgba(125,175,255,.13) 1px, transparent 1px),linear-gradient(90deg, rgba(125,175,255,.13) 1px, transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:linear-gradient(to top, black 12%, transparent 82%);
  mask-image:linear-gradient(to top, black 12%, transparent 82%)}
.floor::after{content:'';position:absolute;inset:0;background:linear-gradient(to top, rgba(5,7,13,0) 20%, var(--bg) 92%)}
.rays{position:absolute;left:50%;bottom:0;width:130vw;height:70vh;transform:translateX(-50%);
  background:repeating-conic-gradient(from 0deg at 50% 100%, transparent 0deg 5.5deg, rgba(140,190,255,.045) 6deg 6.6deg);
  -webkit-mask-image:linear-gradient(to top, transparent 6%, black 34%);
  mask-image:linear-gradient(to top, transparent 6%, black 34%)}
.noise{position:absolute;inset:0;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px;
  padding-top:48px;padding-bottom:64px;width:100%;
}
.hero-text h1{
  font-size:clamp(2.7rem,6vw,4.3rem);
  font-weight:800;letter-spacing:-.015em;line-height:1.12;
  background:linear-gradient(to bottom right,#fff 38%,rgba(255,255,255,.55));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-sub{margin-top:14px;font-size:clamp(1rem,2vw,1.2rem);color:var(--blue-soft);font-weight:600;letter-spacing:.04em}
.hero-desc{margin-top:16px;max-width:480px;color:var(--muted);font-size:15px}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:8px;border-radius:12px;padding:11px 22px;
  font-size:14.5px;font-weight:600;color:#fff;cursor:pointer;transition:all .25s;border:none;
}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--blue-deep));box-shadow:0 8px 28px -6px rgba(47,125,246,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 36px -8px rgba(47,125,246,.78)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.14);background:rgba(255,255,255,.03);color:#dfe6f2}
.btn-ghost:hover{border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.06)}
.hero-cube{display:flex;align-items:center;justify-content:center}
.scene{position:relative;width:min(380px,62vw);height:min(380px,62vw);cursor:grab;user-select:none;-webkit-user-select:none}
.scene:active{cursor:grabbing}
#gl{display:block;width:100%;height:100%;touch-action:none}
.cube-shadow{
  position:absolute;left:50%;bottom:-22px;transform:translateX(-50%);
  width:62%;height:30px;pointer-events:none;
  background:radial-gradient(ellipse at center, rgba(47,125,246,.42), transparent 70%);
  filter:blur(9px);
}
.css-fallback{position:absolute;inset:0;perspective:1150px;display:flex;align-items:center;justify-content:center}
.css-fallback .cube2{
  position:relative;width:min(280px,60vw);height:min(280px,60vw);transform-style:preserve-3d;
  animation:cube-spin 18s linear infinite;
}
@keyframes cube-spin{0%{transform:rotateX(-22deg) rotateY(0)}100%{transform:rotateX(-22deg) rotateY(360deg)}}
.css-fallback .face{
  position:absolute;inset:0;border-radius:16px;backface-visibility:hidden;
  display:flex;align-items:center;justify-content:center;overflow:hidden;
  border:1px solid rgba(125,175,255,.24);
  background:linear-gradient(160deg, rgba(32,56,108,.92), rgba(9,16,30,.95));
  box-shadow:inset 0 0 48px rgba(47,125,246,.20);
}
.css-fallback .face::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(115deg, transparent 34%, rgba(255,255,255,.18) 47%, rgba(255,255,255,.05) 51%, transparent 63%);
  transform:translateX(-140%) skewX(-16deg);
  animation:sheen 5.6s ease-in-out infinite;
}
@keyframes sheen{0%{transform:translateX(-140%) skewX(-16deg)}58%,100%{transform:translateX(190%) skewX(-16deg)}}
.css-fallback .face img{width:56%;height:auto;filter:drop-shadow(0 0 22px rgba(90,160,255,.5))}
.css-fallback .f1{transform:rotateY(0) translateZ(calc(min(280px,60vw)/2))}
.css-fallback .f2{transform:rotateY(180deg) translateZ(calc(min(280px,60vw)/2))}
.css-fallback .f3{transform:rotateY(90deg) translateZ(calc(min(280px,60vw)/2))}
.css-fallback .f4{transform:rotateY(-90deg) translateZ(calc(min(280px,60vw)/2))}
.css-fallback .f5{transform:rotateX(90deg) translateZ(calc(min(280px,60vw)/2))}
.css-fallback .f6{transform:rotateX(-90deg) translateZ(calc(min(280px,60vw)/2))}

/* ---------- 通用区块 ---------- */
.section{padding:92px 0;scroll-margin-top:78px}
.section-alt{background:linear-gradient(180deg, rgba(11,22,38,.55), rgba(5,7,13,0))}
.section-title{
  font-size:clamp(1.5rem,3vw,2rem);font-weight:800;letter-spacing:.01em;
  display:flex;align-items:center;gap:14px;margin-bottom:44px;
}
.section-title::before{
  content:'';width:26px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--blue-soft));
}

/* ---------- 关于 ---------- */
.about-grid{display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:start;max-width:760px}
.monogram{
  width:112px;height:112px;border-radius:22px;flex:none;
  display:flex;align-items:center;justify-content:center;
  font-size:44px;font-weight:800;color:#fff;
  background:linear-gradient(145deg,var(--blue),var(--blue-deep));
  box-shadow:0 16px 44px -12px rgba(47,125,246,.55);
}
.about-text p{color:#c6d0e0;font-size:15.5px;max-width:640px}
.about-text .about-second{margin-top:14px;color:var(--muted)}
.about-rule{display:block;margin-top:26px;width:120px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),transparent)}

/* ---------- 技能 ---------- */
.skill-rail{
  display:flex;flex-wrap:wrap;align-items:center;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.skill-rail li{
  padding:22px 26px;font-size:15px;color:#d6deec;letter-spacing:.02em;
  border-left:1px solid var(--line);white-space:nowrap;
}
.skill-rail li:first-child{border-left:none}
.skill-rail li:nth-child(even){color:var(--muted)}

/* ---------- 项目 ---------- */
.project-row{
  display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:start;
  padding:30px 4px;border-top:1px solid var(--line);
  transition:background .25s,padding-left .25s;border-radius:10px;
}
.project-row:last-child{border-bottom:1px solid var(--line)}
.project-row:hover{background:rgba(47,125,246,.055);padding-left:14px}
.project-thumb{
  width:84px;height:84px;border-radius:16px;flex:none;
  display:flex;align-items:center;justify-content:center;
  color:var(--blue-soft);
  border:1px solid rgba(127,168,255,.22);
  background:linear-gradient(150deg, rgba(47,125,246,.16), rgba(5,7,13,.4));
  box-shadow:inset 0 0 26px rgba(47,125,246,.10);
}
.project-thumb svg{width:34px;height:34px}
.project-body h3{font-size:19px;font-weight:700;color:#eef2fa}
.project-body p{margin-top:8px;color:var(--muted);font-size:14.5px;max-width:640px}
.project-tag{
  display:inline-block;margin-top:12px;font-family:var(--font-mono);
  font-size:12px;color:var(--blue-soft);letter-spacing:.06em;
}

/* ---------- 荣誉 ---------- */
.honor-list{max-width:760px}
.honor-list li{
  display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;
  padding:24px 6px;border-top:1px solid var(--line);
}
.honor-list li:last-child{border-bottom:1px solid var(--line)}
.diamond{
  width:9px;height:9px;flex:none;transform:rotate(45deg);
  background:linear-gradient(135deg,var(--blue),var(--blue-soft));
  box-shadow:0 0 12px rgba(47,125,246,.7);
}
.honor-body{display:flex;flex-direction:column;gap:3px}
.honor-body strong{font-size:16px;font-weight:700;color:#eef2fa}
.honor-body span{font-size:13.5px;color:var(--muted)}
.honor-list time{font-family:var(--font-mono);font-size:13px;color:#6f7d94}

/* ---------- 文章 ---------- */
.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.article-card{
  display:flex;flex-direction:column;gap:12px;
  padding:26px 26px 24px;border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(165deg, rgba(47,125,246,.07), rgba(5,7,13,.28));
  transition:transform .25s,border-color .25s;
}
.article-card:hover{transform:translateY(-3px);border-color:rgba(127,168,255,.4)}
.article-card time{font-family:var(--font-mono);font-size:12px;color:#6f7d94;letter-spacing:.08em}
.article-card h3{font-size:17.5px;font-weight:700;color:#eef2fa;line-height:1.5}
.article-card p{font-size:14px;color:var(--muted);line-height:1.7;flex:1}
.article-more{font-size:13px;color:var(--blue-soft);font-weight:600}
.articles-note{margin-top:26px;font-size:13px;color:#6f7d94;text-align:center}

/* ---------- 文章页 ---------- */
.article-wrap{max-width:760px;margin:0 auto;padding:64px 24px 20px}
.article-head h1{font-size:clamp(1.7rem,4vw,2.4rem);font-weight:800;line-height:1.35;letter-spacing:-.01em}
.article-meta{margin-bottom:16px;font-family:var(--font-mono);font-size:13px;color:#6f7d94;letter-spacing:.06em}
.article-abstract{margin-top:18px;color:var(--muted);font-size:15.5px;line-height:1.8;border-left:3px solid var(--blue);padding-left:14px}
.article-prose{margin-top:38px}
.article-prose h2{font-size:21px;font-weight:700;margin:38px 0 14px;color:#eef2fa;display:flex;align-items:center;gap:10px}
.article-prose h2::before{content:'';width:18px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--blue-soft))}
.article-prose p{color:#c6d0e0;font-size:15.5px;line-height:2;margin-bottom:16px}
.article-prose strong{color:#eef2fa}
.article-prose code{font-family:var(--font-mono);font-size:13.5px;background:rgba(47,125,246,.12);border:1px solid rgba(127,168,255,.18);border-radius:6px;padding:2px 7px;color:var(--blue-soft)}
.article-prose blockquote{margin:20px 0;padding:14px 20px;border-left:3px solid var(--blue);background:rgba(47,125,246,.07);border-radius:0 10px 10px 0;color:var(--muted)}
.article-back{margin:54px 0 10px}
.article-back a{color:var(--muted);font-size:14px;transition:color .2s}
.article-back a:hover{color:var(--blue-soft)}

/* ---------- 联系 ---------- */
.contact-inner{text-align:center;display:flex;flex-direction:column;align-items:center}
.contact-inner .section-title{justify-content:center;margin-bottom:14px}
.contact-desc{margin-bottom:26px;color:var(--muted);font-size:15px}

/* ---------- 页脚 ---------- */
.footer{border-top:1px solid var(--line);padding:34px 0 44px;text-align:center}
.footer p{color:rgba(255,255,255,.34);font-size:13px}
.footer .footer-icp{margin-top:6px;color:rgba(255,255,255,.22);font-size:12px}
.footer-icp a{color:rgba(255,255,255,.34);text-decoration:none;transition:color .2s}
.footer-icp a:hover{color:#fff}
.footer-badge-gap{display:inline-block;width:14px}
.footer-badge{width:16px;height:16px;vertical-align:-3px;margin-right:4px;opacity:.75}

/* ---------- 响应式 ---------- */
@media (max-width:860px){
  .article-grid{grid-template-columns:1fr}
  .article-wrap{padding-top:44px}
  .hero{min-height:auto;padding-top:34px}
  .hero-grid{grid-template-columns:1fr;gap:30px;padding-bottom:48px}
  .hero-text{text-align:center}
  .hero-desc{margin-left:auto;margin-right:auto}
  .hero-actions{justify-content:center}
  .scene{width:min(300px,70vw);height:min(300px,70vw)}
  .about-grid{grid-template-columns:1fr;gap:24px}
  .monogram{width:88px;height:88px;font-size:36px;border-radius:18px}
  .section{padding:68px 0}
  .skill-rail li{padding:16px 18px}
  .nav-links{gap:16px}
  .nav-links a{font-size:13px}
}
@media (max-width:420px){
  .nav-links a:nth-of-type(1),.nav-links a:nth-of-type(5){display:none}
}
@media (prefers-reduced-motion: reduce){
  .css-fallback .cube2{animation:none}
  .css-fallback .face::after{animation:none}
  html{scroll-behavior:auto}
}