:root{color-scheme:dark;--bg: #05070b;--bg-card: rgba(14, 14, 20, .82);--border: rgba(255,255,255,.07);--border-hover: rgba(255,255,255,.14);--green: #00e599;--green-glow: rgba(0, 229, 153, .35);--cyan: #00c4e5;--purple: #9d6eff;--text: #eef1f5;--muted: #8896a7;--dim: #5a6677;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,PingFang SC,sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;background:var(--bg)}body{background:var(--bg);color:var(--text);min-height:100vh;overflow-x:hidden}::selection{background:#00e5994d}.app-shell{min-height:100vh;background:var(--bg)}.top-nav{position:fixed;top:0;left:0;right:0;z-index:100;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;height:64px;padding:0 40px;background:#05070b94;-webkit-backdrop-filter:blur(20px) saturate(180%);backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid rgba(255,255,255,.06)}.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:16px;color:var(--text)}.brand-mark{width:28px;height:28px;border-radius:7px;background:linear-gradient(135deg,var(--green),var(--cyan));box-shadow:0 0 16px var(--green-glow);position:relative}.brand-mark:after{content:"";position:absolute;top:5px;right:5px;bottom:5px;left:5px;border-top:1px solid rgba(255,255,255,.5);border-left:1px solid rgba(255,255,255,.3);border-radius:3px}.brand-mark.small{width:20px;height:20px;border-radius:5px}.nav-links{display:flex;gap:40px}.nav-links a{color:var(--muted);font-weight:600;font-size:15px;text-decoration:none;padding:20px 0;position:relative;transition:color .25s}.nav-links a:hover,.nav-links a.active{color:var(--text)}.nav-links a.active:after{content:"";position:absolute;left:0;right:0;bottom:14px;height:2px;background:var(--green);border-radius:1px;box-shadow:0 0 10px var(--green-glow)}.hero-fullstage{position:relative;min-height:100vh;padding:96px 32px 48px;overflow:hidden;background:radial-gradient(circle at 50% 10%,rgba(0,229,153,.06),transparent 34%),radial-gradient(circle at 50% 62%,rgba(0,196,229,.04),transparent 48%),#05070b}.hero-fullstage:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;pointer-events:none;opacity:.3;background-image:radial-gradient(circle,rgba(255,255,255,.1) 1px,transparent 1px),linear-gradient(to right,rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(to bottom,rgba(255,255,255,.04) 1px,transparent 1px);background-size:18px 18px,72px 72px,72px 72px}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;overflow:hidden}.hero-matrix-full,.hero-matrix-full .hero-matrix-stage,.hero-matrix-full .hero-matrix-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.hero-matrix-stage.canvas-version{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden}.hero-matrix-canvas{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;opacity:.98}.hero-vignette{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;pointer-events:none;background:radial-gradient(circle at 50% 22%,transparent 0,transparent 62%,rgba(5,7,11,.1) 82%,rgba(5,7,11,.3) 100%),linear-gradient(180deg,rgba(5,7,11,.08),transparent 16%,transparent 88%,rgba(5,7,11,.22))}.hero-copy-shield{position:absolute;left:0;right:0;top:38%;height:52%;z-index:2;pointer-events:none;background:radial-gradient(circle at 50% 52%,#05070b00,#05070b14 50%,#05070b38)}.hero-copy-overlay{position:relative;z-index:6}.hero-copy-zone.hero-copy-overlay{min-height:calc(100vh - 96px);display:flex;flex-direction:column;align-items:center;justify-content:flex-end;text-align:center;padding-bottom:70px}.hero-status-rail{display:inline-flex;align-items:center;gap:22px;padding:13px 26px;border-radius:999px;border:1px solid rgba(0,229,153,.34);background:linear-gradient(90deg,#00e5991b,#00c4e50f),#08121099;box-shadow:0 0 42px #00e59929,inset 0 0 24px #00e5990f;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);margin-bottom:26px}.status-pill{font-family:JetBrains Mono,Microsoft YaHei,PingFang SC,Courier New,monospace;font-size:clamp(16px,1.22vw,22px);font-weight:950;letter-spacing:.12em;color:#ddfff3d1;white-space:nowrap}.status-stage{letter-spacing:.1em;color:#f5fffce0;text-shadow:0 0 14px rgba(255,255,255,.16)}.status-main{color:#0fa;font-size:clamp(17px,1.34vw,24px);letter-spacing:.18em;text-shadow:0 0 22px rgba(0,229,153,.7),0 0 44px rgba(0,196,229,.28)}.status-divider{width:1px;height:22px;background:#ffffff26}.hero-title-center{position:relative;margin:0;max-width:1180px;letter-spacing:-.08em}.hero-title-center .title-line{display:block;font-size:clamp(58px,7vw,122px);font-weight:950;line-height:.96;color:#f8fafc;text-shadow:0 0 1px rgba(255,255,255,.78),0 0 42px rgba(255,255,255,.14),0 22px 86px rgba(0,0,0,.82),0 0 18px rgba(5,7,11,.55)}.hero-title-center .title-accent{display:block;margin-top:12px;font-size:clamp(66px,8.3vw,142px);font-weight:980;line-height:.94;letter-spacing:-.085em;background:linear-gradient(90deg,#0fa,#00e599 26%,#00c4e5 68%,#c9fff6);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 24px rgba(0,229,153,.42)) drop-shadow(0 0 82px rgba(0,196,229,.18)) drop-shadow(0 18px 34px rgba(0,0,0,.5));animation:titleGlowBreath 4.5s ease-in-out infinite}.hero-title-center:after{content:"AI MATRIX SHOWCASE";position:absolute;left:50%;top:50%;transform:translate(-50%,-42%);z-index:-1;font-family:JetBrains Mono,monospace;font-size:clamp(52px,7vw,136px);font-weight:900;letter-spacing:.18em;color:#ffffff0b;white-space:nowrap;pointer-events:none}.hero-desc-center{margin-top:26px;max-width:760px;color:#dde7efb8;font-size:clamp(15px,1.2vw,19px);line-height:1.85}.hero-actions-center{margin-top:26px}.btn-primary{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:10px;padding:15px 34px;border:none;border-radius:12px;background:linear-gradient(135deg,#0fa,#00d084 55%,#00c4e5);color:#001a10;font-weight:900;font-size:15px;cursor:pointer;box-shadow:0 0 34px #00e5993d,0 12px 44px #00000052;transition:all .3s ease;text-decoration:none}.btn-primary:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;transform:translate(-120%);background:linear-gradient(90deg,transparent,rgba(255,255,255,.48),transparent);transition:transform .62s ease}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 48px #00e59966,0 18px 58px #0006}.btn-primary:hover:before{transform:translate(120%)}@keyframes titleGlowBreath{0%,to{filter:drop-shadow(0 0 22px rgba(0,229,153,.34)) drop-shadow(0 0 64px rgba(0,196,229,.12))}50%{filter:drop-shadow(0 0 36px rgba(0,229,153,.55)) drop-shadow(0 0 96px rgba(0,196,229,.22))}}.projects-section{position:relative;z-index:2;max-width:1400px;margin:0 auto;padding:80px 40px 100px}.section-header{text-align:center;margin-bottom:48px}.section-label{font-family:JetBrains Mono,monospace;font-size:12px;font-weight:700;letter-spacing:.15em;color:var(--green)}.section-title{font-size:clamp(28px,4vw,44px);font-weight:900;margin-top:8px;color:var(--text);letter-spacing:-.02em}.section-desc{margin-top:12px;font-size:15px;color:var(--muted)}.filter-bar{display:flex;justify-content:center;gap:8px;margin-bottom:48px;flex-wrap:wrap}.filter-btn{padding:8px 18px;border-radius:100px;border:1px solid var(--border);background:transparent;color:var(--muted);font-size:14px;font-weight:600;cursor:pointer;transition:all .25s;display:flex;align-items:center;gap:6px}.filter-btn:hover{border-color:var(--border-hover);color:var(--text)}.filter-btn.active{border-color:var(--green);color:var(--green);background:#00e5990f}.filter-count{font-size:11px;font-family:JetBrains Mono,monospace;opacity:.6}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:24px}.project-card{position:relative;border-radius:14px;border:1px solid var(--border);background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);overflow:hidden;cursor:pointer;transition:all .35s cubic-bezier(.4,0,.2,1);animation:cardIn .6s ease-out both}.project-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:radial-gradient(circle at var(--mx,50%) var(--my,50%),rgba(0,229,153,.16),transparent 220px);opacity:0;transition:opacity .25s;pointer-events:none}.project-card:hover:before{opacity:1}.project-card>*{position:relative;z-index:1}@keyframes cardIn{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.project-card:hover{transform:translateY(-4px);border-color:#00e5994d;box-shadow:0 12px 40px #0006,0 0 60px #00e5990f}.card-cover{position:relative;height:180px;overflow:hidden;background:linear-gradient(135deg,#00e5990d,#00c4e50d)}.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.project-card:hover .card-cover img{transform:scale(1.04)}.card-overlay{position:absolute;top:0;left:0;right:0;display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:linear-gradient(to bottom,rgba(0,0,0,.5),transparent)}.card-id{font-family:JetBrains Mono,monospace;font-size:13px;font-weight:700;color:var(--green)}.card-type-tag{padding:3px 10px;border-radius:100px;font-family:JetBrains Mono,monospace;font-size:11px;font-weight:700}.tag-demo{border:1px solid rgba(0,229,153,.3);color:var(--green);background:#00e59914}.tag-code{border:1px solid rgba(245,158,11,.3);color:#f59e0b;background:#f59e0b14}.tag-internal{border:1px solid rgba(157,110,255,.3);color:#9d6eff;background:#9d6eff14}.card-body{padding:18px 20px}.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}.tag{padding:2px 8px;border-radius:6px;background:#ffffff0a;color:var(--dim);font-size:11px;font-family:JetBrains Mono,monospace}.card-title{font-size:17px;font-weight:800;color:var(--text);line-height:1.35;margin-bottom:4px;transition:color .25s}.project-card:hover .card-title{color:var(--green)}.card-author{font-size:12px;color:var(--dim);margin-bottom:8px}.card-desc{font-size:13px;color:var(--muted);line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card-footer{padding:12px 20px 18px;display:flex;gap:12px}.card-link,.card-link-disabled{font-size:13px;font-weight:700;text-decoration:none;transition:all .2s}.card-link-demo{color:var(--green)}.card-link-code{color:var(--cyan)}.card-link:hover{opacity:.8}.card-link-disabled{color:var(--dim);cursor:default}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:24px}.modal-content{background:#111118;border:1px solid var(--border);border-radius:20px;max-width:640px;width:100%;max-height:90vh;overflow-y:auto;position:relative;animation:modalIn .3s ease-out}@keyframes modalIn{0%{opacity:0;transform:scale(.96) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-close{position:absolute;top:16px;right:16px;z-index:10;width:36px;height:36px;border-radius:50%;border:1px solid var(--border);background:#00000080;color:var(--muted);cursor:pointer;font-size:22px;line-height:1}.modal-cover{width:100%;height:240px;object-fit:cover;border-radius:20px 20px 0 0}.modal-body{padding:28px}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-id{font-family:JetBrains Mono,monospace;font-size:13px;color:var(--dim)}.modal-title{font-size:26px;font-weight:900;color:var(--text);margin-bottom:6px}.modal-author{font-size:14px;color:var(--dim);margin-bottom:16px}.modal-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:20px}.modal-desc{font-size:15px;color:var(--muted);line-height:1.8;margin-bottom:28px}.modal-actions{display:flex;gap:12px;flex-wrap:wrap}.footer{border-top:1px solid var(--border);padding:48px 40px;background:#08080c80}.footer-content{text-align:center}.footer-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:16px;color:var(--muted);font-weight:700;font-size:15px}.footer-slogan{font-family:JetBrains Mono,monospace;font-size:18px;font-weight:800;letter-spacing:.15em;color:var(--green);text-shadow:0 0 16px var(--green-glow);margin-bottom:16px}.footer-copy{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--dim)}@media(max-width:900px){.top-nav{padding:0 20px;grid-template-columns:1fr auto}.hero-fullstage{min-height:auto;padding:88px 20px 52px}.hero-copy-zone.hero-copy-overlay{min-height:620px;padding-bottom:40px}.hero-status-rail{gap:12px;padding:10px 14px;margin-bottom:20px;overflow:hidden}.status-pill{font-size:12px;letter-spacing:.07em}.status-main{font-size:13px;letter-spacing:.11em}.status-divider{height:14px}.hero-title-center .title-line{font-size:clamp(42px,11vw,64px)}.hero-title-center .title-accent{font-size:clamp(48px,12vw,72px)}.hero-desc-center{font-size:14px;margin-top:22px}.projects-grid{grid-template-columns:1fr}.projects-section{padding:64px 20px 90px}}@media(min-width:901px)and (max-width:1200px){.projects-grid{grid-template-columns:repeat(2,1fr)}}.hero-matrix-stage.v2-engine{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none;overflow:hidden}.hero-matrix-stage.v2-engine .matrix-layer{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.matrix-bg-layer{opacity:.98}.matrix-stream-layer{opacity:.92;mix-blend-mode:screen}.matrix-text-layer{opacity:1;mix-blend-mode:screen;filter:drop-shadow(0 0 30px rgba(0,229,153,.28))}.hero-matrix-stage.v4-natural-flow-engine{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;pointer-events:none;overflow:hidden}.hero-matrix-stage.v4-natural-flow-engine .matrix-layer{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;display:block}.hero-matrix-stage.v4-natural-flow-engine .matrix-bg-layer{opacity:.98}.hero-matrix-stage.v4-natural-flow-engine .matrix-stream-layer{opacity:.94;mix-blend-mode:screen}.hero-matrix-stage.v4-natural-flow-engine .matrix-text-layer{opacity:1;mix-blend-mode:screen;filter:drop-shadow(0 0 34px rgba(0,229,153,.32))}