*,*:before,*:after{box-sizing:border-box}*{margin:0;padding:0}:root{--bg-root: #060910;--bg-deep: #04070d;--surface: #0d0f14;--surface-elevated: #13151b;--surface-hover: #1a1d24;--star-silver: #c8d0e0;--star-bright: #e4e8f0;--star-white: #ffffff;--border-subtle: rgba(255, 255, 255, .05);--border: rgba(255, 255, 255, .08);--border-strong: rgba(255, 255, 255, .12);--border-hover: rgba(255, 255, 255, .18);--text: #e4e8f0;--text-soft: #9498a4;--text-muted: #5a5e68;--warm-glow: rgba(200, 180, 140, .12);--star-core: rgba(255, 255, 255, .9);--space-unit: 8px;--radius-card: 20px;--radius-lg: 28px;--radius-btn: 12px;--radius-pill: 9999px;--radius-sm: 8px;--font-sans: Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei UI", "Segoe UI", sans-serif;--font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;--font-mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace}html{min-height:100%;scroll-behavior:smooth;color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;background:radial-gradient(1px 1px at 18% 28%,rgba(200,210,225,.24) 50%,transparent 52%),radial-gradient(1px 1px at 42% 14%,rgba(220,225,235,.18) 50%,transparent 52%),radial-gradient(1.2px 1.2px at 68% 48%,rgba(190,200,215,.2) 50%,transparent 52%),radial-gradient(1px 1px at 88% 72%,rgba(200,210,225,.18) 50%,transparent 52%),radial-gradient(circle at 58% 18%,rgba(180,190,210,.06),transparent 38rem),radial-gradient(circle at 18% 68%,rgba(160,170,190,.04),transparent 30rem),linear-gradient(180deg,#080b12,#060910 48%,#03050a);background-size:540px 540px,540px 540px,540px 540px,540px 540px,auto,auto,auto;background-attachment:fixed;background-color:var(--bg-root)}body{min-height:100vh;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}:focus-visible{outline:2px solid var(--star-silver);outline-offset:3px;border-radius:2px}:focus:not(:focus-visible){outline:none}.site{position:relative;z-index:1;width:min(1120px,calc(100% - 48px));margin:0 auto}.nav-bar{position:fixed;z-index:30;top:14px;left:50%;width:min(1120px,calc(100% - 28px));height:50px;transform:translate(-50%);display:flex;align-items:center;justify-content:space-between;padding:0 12px 0 20px;border:1px solid var(--border);border-radius:var(--radius-btn);background:#060910e0;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:15px;letter-spacing:-.01em;color:var(--star-bright)}.brand img{width:26px;height:26px;border-radius:7px}.nav-links{display:flex;align-items:center;gap:28px;color:var(--text-soft);font-size:13px;font-weight:500}.nav-links a:hover{color:var(--text)}.nav-cta,.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:38px;border-radius:var(--radius-btn);cursor:pointer;transition:border-color .22s ease,background .22s ease,transform .22s ease,box-shadow .22s ease;font-size:13px;font-weight:600;letter-spacing:-.01em}.nav-cta{padding:0 18px;color:var(--star-bright);border:1px solid var(--border-strong);background:#ffffff0a}.nav-cta:hover{border-color:var(--border-hover);background:#ffffff14}.nav-toggle{display:none;width:38px;height:38px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;color:var(--text)}.nav-toggle span{display:block;width:18px;height:2px;margin:4px auto;background:currentColor;border-radius:99px}.nav-cta-mobile{display:none}.hero{position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:160px 0 54px}.hero-starfield{position:fixed;inset:0;z-index:0;pointer-events:none}.hero-copy{position:relative;z-index:1;display:flex;flex-direction:column;width:100%;flex:1}.hero-cta-zone{flex:1;display:flex;align-items:center;justify-content:center}.hero-poem{display:flex;flex-direction:column;gap:14px;align-self:flex-start;margin-left:0}.hero-poem-line{font-family:var(--font-serif);font-size:clamp(20px,2.8vw,30px);line-height:1.6;letter-spacing:.12em;color:var(--star-bright);font-weight:300;opacity:.72}.hero-poem-line:nth-child(1),.hero-poem-line:nth-child(2),.hero-poem-line:nth-child(3){padding-left:0}.hero-dots{display:inline;letter-spacing:.06em;opacity:0;animation:dots-appear .3s 4.8s ease-out forwards}.hero-dot{display:inline-block;font-family:var(--font-serif);font-size:clamp(20px,2.8vw,30px);color:var(--star-bright);opacity:.15;animation:dot-breathe 1.8s var(--dot-delay, 0s) ease-in-out infinite}.hero-dot:nth-child(1){--dot-delay: 0s}.hero-dot:nth-child(2){--dot-delay: .6s}.hero-dot:nth-child(3){--dot-delay: 1.2s}@keyframes dots-appear{to{opacity:1}}@keyframes dot-breathe{0%,to{opacity:.15}50%{opacity:1}}.hero-actions{display:flex;flex-direction:column;align-items:center;gap:10px;margin-top:44px}.hero-actions-sep{display:block;width:3px;height:3px;border-radius:50%;background:#ffffff1f;flex-shrink:0;margin:2px 0}.btn-primary{display:inline-flex;align-items:center;gap:18px;padding:0;min-height:auto;color:var(--star-bright);border:none;background:none;font-family:var(--font-sans);font-weight:300;font-size:20px;letter-spacing:.18em;cursor:pointer;transition:opacity .4s ease,gap .4s ease}.btn-primary:before,.btn-primary:after{content:"";display:inline-block;width:40px;height:1px;background:#ffffff40;animation:line-breathe 3s ease-in-out infinite;transition:width .4s ease,background .4s ease}.btn-primary:before{animation-delay:1.5s}.btn-primary:hover{gap:26px}.btn-primary:hover:before,.btn-primary:hover:after{width:72px;background:#ffffff8c}@keyframes line-breathe{0%,to{opacity:.4}50%{opacity:1}}.btn-secondary{padding:0 24px;color:var(--text);border:1px solid var(--border-strong);background:#ffffff08;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);font-weight:500}.btn-secondary:hover{border-color:var(--border-hover);background:#ffffff0f;transform:translateY(-1px)}section{position:relative;padding:calc(var(--space-unit) * 8) 0}.section-label{display:flex;align-items:center;justify-content:space-between;max-width:680px;margin:0 auto calc(var(--space-unit) * 2)}.section-label__left,.section-label__right{color:var(--text-muted);font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:-.01em;text-transform:uppercase}.section-copy{display:grid;gap:calc(var(--space-unit) * 1.5);max-width:640px;margin:0 auto calc(var(--space-unit) * 4);text-align:center}.section-copy h2{color:var(--star-bright);font-size:clamp(24px,3vw,34px);line-height:1.16;letter-spacing:-.01em;font-weight:700}.section-copy p{color:var(--text-soft);font-size:15px;line-height:1.65;max-width:480px;margin:0 auto}.section-kicker{display:block;color:var(--star-silver);font-family:var(--font-mono);font-size:11px;font-weight:500;letter-spacing:.02em;text-transform:uppercase}.capability-band-section{padding-bottom:calc(var(--space-unit) * 8)}.capability-band{display:grid;grid-template-columns:repeat(2,1fr);gap:calc(var(--space-unit) * 2);max-width:760px;margin:0 auto}.capability-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);padding:calc(var(--space-unit) * 4);min-height:220px;display:flex;flex-direction:column;transition:border-color .24s ease,transform .24s ease,box-shadow .24s ease}.capability-card:hover{border-color:var(--border-hover);transform:translateY(-2px);box-shadow:0 8px 40px #0000004d}.capability-num{display:inline-block;color:var(--text-muted);font-family:var(--font-mono);font-size:12px;font-weight:500;margin-bottom:16px;letter-spacing:-.01em}.capability-card h2{color:var(--star-bright);font-size:20px;line-height:1.18;letter-spacing:-.01em;font-weight:700}.capability-card p{margin-top:14px;color:var(--text-soft);line-height:1.7;font-size:14px}.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:24px}.tag-cloud span{padding:5px 10px;border:1px solid var(--border);border-radius:var(--radius-pill);color:var(--text-soft);background:transparent;font-size:11px;font-family:var(--font-mono);letter-spacing:-.01em}.advantage-band-section{padding-top:0}.advantage-band{display:grid;grid-template-columns:repeat(3,1fr);gap:0;max-width:760px;margin:0 auto;border:1px solid var(--border);border-radius:var(--radius-card);overflow:hidden}.advantage-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:calc(var(--space-unit) * 4) calc(var(--space-unit) * 2);text-align:center;background:transparent}.advantage-item+.advantage-item{border-left:1px solid var(--border)}.advantage-keyword{color:var(--star-bright);font-size:22px;font-weight:700;letter-spacing:-.01em}.advantage-desc{color:var(--text-soft);font-size:13px;font-weight:500}.constellation-stage{position:absolute;inset:0;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.constellation-text{position:absolute;z-index:2;top:12%;left:0;right:0;pointer-events:none}.constellation-act{position:absolute;left:0;right:0;text-align:center;font-family:var(--font-serif);font-size:clamp(17px,2.4vw,26px);line-height:1.8;letter-spacing:.08em;color:var(--star-bright);font-weight:300;padding:0 24px;max-width:620px;margin:0 auto}.constellation-visual{width:min(720px,calc(100% - 48px));aspect-ratio:4 / 3;position:relative;z-index:1}.constellation-svg{width:100%;height:100%;overflow:visible}.constellation-node{cursor:pointer}.constellation-node:hover .constellation-star-core{filter:drop-shadow(0 0 10px rgba(220,230,245,.7))}.constellation-hit{cursor:pointer}@keyframes star-breathe{0%,to{opacity:.7}50%{opacity:1}}.constellation-drift{transform-origin:50% 50%;transform-box:fill-box;will-change:transform;animation:constellation-drift 24s ease-in-out infinite;animation-play-state:paused}.constellation-drift.drift-active{animation-play-state:running}@keyframes constellation-drift{0%,to{transform:rotate(0) scale(1)}25%{transform:rotate(.25deg) scale(1.006)}50%{transform:rotate(-.15deg) scale(.996)}75%{transform:rotate(.2deg) scale(1.004)}}@keyframes pulse-ring{0%{r:6px;opacity:.6;stroke-width:1.5}to{r:28px;opacity:0;stroke-width:.2}}.constellation-brand{position:absolute;bottom:0;left:0;right:0;padding:18px 0;text-align:center;font-family:var(--font-sans);font-size:11px;font-weight:500;color:var(--text-muted);letter-spacing:.04em;pointer-events:none;background:linear-gradient(to top,rgba(6,9,16,.6),transparent)}.node-detail{position:absolute;left:32px;bottom:18%;max-width:300px;z-index:3;pointer-events:none}.node-detail-label{font-family:var(--font-serif);font-size:18px;font-weight:300;letter-spacing:.1em;color:var(--star-bright);margin-bottom:8px}.node-detail-desc{font-family:var(--font-sans);font-size:13px;line-height:1.85;letter-spacing:.02em;color:var(--text-soft)}@media(max-width:720px){.site{width:min(100% - 28px,1120px)}section{padding:64px 0}.nav-bar{top:10px;width:calc(100% - 20px)}.nav-links{position:fixed;inset:62px 10px auto;display:grid;gap:0;padding:10px;border:1px solid var(--border);border-radius:var(--radius-card);background:#060910f5;opacity:0;transform:translateY(-8px);pointer-events:none;transition:opacity .18s ease,transform .18s ease}.nav-links--open{opacity:1;transform:translateY(0);pointer-events:auto}.nav-links a{padding:13px 10px}.nav-cta{display:none}.nav-cta-mobile{display:block;padding:16px 10px 13px;color:var(--text-soft);font-weight:600;border-top:1px solid var(--border);margin-top:4px}.nav-toggle{display:block}.hero{gap:16px;min-height:100dvh;padding:80px 0 60px}.hero-poem{gap:10px}.hero-poem-line{font-size:clamp(18px,5vw,24px);line-height:1.5}.hero-cta-zone{flex:1;align-items:flex-end;padding-bottom:20px}.hero-actions{align-items:stretch;flex-direction:column;gap:8px;margin-top:32px}.hero-actions-sep{margin:0}.btn-primary{font-size:17px;letter-spacing:.12em;gap:12px;width:auto;align-self:center}.btn-primary:before,.btn-primary:after{width:28px}.btn-primary:hover{gap:16px}.btn-primary:hover:before,.btn-primary:hover:after{width:48px}.constellation-visual{width:100%;aspect-ratio:1 / 1}.constellation-text{top:4%}.constellation-act{font-size:clamp(16px,4.5vw,20px);max-width:340px;padding:0 16px}.constellation-brand{font-size:10px;padding:12px 0}.design-visual{aspect-ratio:2 / 3;width:calc(100% - 24px)}.design-narrative{top:5%}.design-narrative-text{font-size:clamp(14px,3.8vw,17px);max-width:320px;padding:0 12px;line-height:1.7}.design-narrative-hint{font-size:10px}.design-brand{font-size:10px;padding:12px 0}.node-detail{left:12px;right:12px;max-width:none;bottom:80px}.node-detail-label{font-size:16px}.node-detail-desc{font-size:12px;line-height:1.7}.floating-nav{bottom:20px;right:16px;width:44px;height:44px}.floating-nav-chevron{width:10px;height:10px}.install-overlay{padding:12px 12px 80px;align-items:flex-end}.install-overlay-inner{max-width:100%;padding:20px 16px;gap:14px;border-radius:12px}.install-overlay .install-kicker{font-size:15px}.install-tab{padding:8px 0}.install-tab-label{font-size:12px}.install-tab-desc{font-size:9px}.install-ai-pre code{font-size:11px;line-height:1.6}.install-ai-copy{font-size:12px;padding:10px 0}.install-panel{min-height:0}.install-dl-btn{font-size:12px;padding:10px 0}.install-step{font-size:12px}.install-overlay .install-note{font-size:11px}.install-nav{gap:20px}.install-nav-btn{font-size:13px}.install-nav-btn:before,.install-nav-btn:after{width:16px}.install-nav-btn:hover{gap:16px}.install-nav-btn:hover:before,.install-nav-btn:hover:after{width:28px}.capability-band,.advantage-band{grid-template-columns:1fr}.advantage-item+.advantage-item{border-left:none;border-top:1px solid var(--border)}}.floating-nav{position:fixed;bottom:36px;right:36px;z-index:30;width:44px;height:44px;border:1px solid var(--border);border-radius:50%;background:#060910c7;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:border-color .24s ease,box-shadow .24s ease}.floating-nav:hover{border-color:var(--star-silver);box-shadow:0 0 24px #c8d2e12e}.floating-nav-chevron{display:block;width:10px;height:10px;border-right:2px solid var(--text-muted);border-bottom:2px solid var(--text-muted);transition:border-color .24s ease,transform .35s ease}.floating-nav:hover .floating-nav-chevron{border-color:var(--star-silver)}.floating-nav-chevron.down{transform:rotate(45deg);margin-top:-4px}.floating-nav-chevron.up{transform:rotate(-135deg);margin-top:4px}.design-stage{position:absolute;inset:0;z-index:1;display:flex;flex-direction:column;align-items:center;justify-content:center}.design-narrative{position:absolute;z-index:2;top:8%;left:0;right:0;display:flex;flex-direction:column;align-items:center;gap:10px;pointer-events:none}.design-narrative-text{max-width:560px;min-height:4em;text-align:center;font-family:var(--font-serif);font-size:clamp(16px,2.2vw,22px);line-height:1.8;letter-spacing:.08em;color:var(--star-bright);font-weight:300;padding:0 20px}.design-narrative-hint{font-family:var(--font-sans);font-size:11px;letter-spacing:.06em;color:var(--text-muted);font-weight:400}.design-visual{width:min(600px,calc(100% - 32px));aspect-ratio:3 / 4;position:relative;z-index:1}.design-svg{width:100%;height:100%;overflow:visible}.design-node{cursor:pointer}.design-node:hover .design-star-core{filter:drop-shadow(0 0 14px rgba(220,235,245,.8))}.design-hit{cursor:pointer}.design-brand{position:absolute;bottom:0;left:0;right:0;padding:18px 0;text-align:center;font-family:var(--font-sans);font-size:11px;font-weight:500;color:var(--text-muted);letter-spacing:.04em;pointer-events:none;background:linear-gradient(to top,rgba(6,9,16,.6),transparent)}@keyframes beam-shimmer{0%,to{opacity:.5}25%{opacity:.85}50%{opacity:.45}75%{opacity:.8}}@keyframes ring-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes station-breathe{0%,to{opacity:.55}50%{opacity:.95}}.install-overlay{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;padding:40px;pointer-events:none;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);background:#04070d1f}.install-overlay-inner{position:relative;display:flex;flex-direction:column;align-items:stretch;gap:18px;max-width:560px;max-height:480px;overflow-y:auto;width:100%;background:radial-gradient(ellipse at 50% 0%,rgba(200,215,235,.08) 0%,transparent 50%),#06091066;border:none;border-radius:20px;padding:32px;pointer-events:auto}.install-close{position:absolute;top:12px;right:12px;width:40px;height:40px;border:none;background:none;cursor:pointer;opacity:.35;transition:opacity .2s ease}.install-close:before,.install-close:after{content:"";position:absolute;top:50%;left:50%;width:20px;height:1px;background:var(--star-bright)}.install-close:before{transform:translate(-50%,-50%) rotate(45deg)}.install-close:after{transform:translate(-50%,-50%) rotate(-45deg)}.install-close:hover{opacity:.7}.install-overlay .install-kicker{font-family:var(--font-serif);font-size:18px;letter-spacing:.08em;color:var(--star-bright);opacity:.5;text-align:center;margin:0}.install-tabs{display:flex;gap:0;border:none;border-radius:8px;background:#ffffff0a}.install-tab{flex:1;position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;padding:10px 0;background:transparent;border:none;color:var(--text-muted);cursor:pointer;transition:color .2s ease}.install-tab+.install-tab:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:3px;border-radius:50%;background:#c8d7eb26}.install-tab.active{background:transparent;color:var(--star-bright);box-shadow:inset 0 -1.5px #c8d7eb66}.install-tab:hover:not(.active){color:var(--text-soft)}.install-tab-label{font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.02em}.install-tab-desc{font-size:10px;opacity:.5}.install-panel{display:flex;flex-direction:column;gap:14px}.install-dl-btn,.install-ai-copy{display:block;padding:12px 0;text-align:center;font-family:var(--font-mono);font-size:13px;color:var(--star-bright);background:#ffffff12;border:none;border-radius:8px;cursor:pointer;transition:background .2s ease,box-shadow .2s ease}.install-dl-btn{text-decoration:none}.install-dl-btn:hover,.install-ai-copy:hover{background:#ffffff1f;box-shadow:0 0 20px #c8d7eb0f}.install-steps{display:flex;flex-direction:column;gap:8px}.install-step{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-soft);line-height:1.6}.install-step-num{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;flex-shrink:0;border-radius:50%;background:#ffffff1f;border:none;font-family:var(--font-mono);font-size:10px;color:var(--text-soft)}.install-step code{font-family:var(--font-mono);font-size:11px;color:var(--star-silver);background:#ffffff0a;padding:1px 6px;border-radius:3px}.install-ai-block{display:flex;flex-direction:column;gap:14px}.install-ai-pre{padding:14px 16px;background:#0006;border:none;border-radius:8px;box-shadow:inset 0 2px 10px #00000080;overflow-x:auto;overflow-y:hidden;margin:0;text-align:left;scrollbar-width:thin;scrollbar-color:rgba(180,200,220,.12) transparent}.install-ai-pre::-webkit-scrollbar{height:4px}.install-ai-pre::-webkit-scrollbar-track{background:transparent}.install-ai-pre::-webkit-scrollbar-thumb{background:#b4c8dc1f;border-radius:2px}.install-ai-pre::-webkit-scrollbar-thumb:hover{background:#b4c8dc33}.install-ai-pre code{padding:0;background:none;border:none;font-family:var(--font-mono);font-size:12px;line-height:2;color:var(--star-silver);text-align:left;white-space:nowrap;text-shadow:0 0 4px rgba(200,215,235,.08)}.install-overlay .install-note{font-size:12px;color:var(--text-muted);line-height:1.7;text-align:center;margin:0}.install-overlay .install-note code{font-family:var(--font-mono);font-size:11px;color:var(--text-soft);background:#ffffff0a;padding:1px 5px;border-radius:3px}.install-footer{margin:auto 0 0;padding-top:12px;text-align:center;font-size:13px;color:var(--text-muted);letter-spacing:.03em;opacity:.45;line-height:1.6}.install-nav{display:flex;gap:32px;justify-content:center;align-items:center}.install-nav-btn{position:relative;display:inline-flex;align-items:center;gap:14px;padding:0;font-family:var(--font-sans);font-weight:300;font-size:15px;letter-spacing:.14em;color:var(--star-silver);background:none;border:none;cursor:pointer;opacity:.55;transition:opacity .3s ease,gap .3s ease}.install-nav-btn:before,.install-nav-btn:after{content:"";display:inline-block;width:24px;height:1px;background:#c8d7eb40;transition:width .3s ease,background .3s ease}.install-nav-btn:hover{opacity:.9;gap:20px;background:none;color:var(--star-bright);box-shadow:none}.install-nav-btn:hover:before,.install-nav-btn:hover:after{width:40px;background:#c8d7eb73}.install-version{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);text-align:center;opacity:.4}@media(max-width:980px){.hero{padding-top:112px}.capability-band{grid-template-columns:1fr 1fr}.constellation-visual{width:90vw;aspect-ratio:3 / 2}}@media(max-width:979px)and (min-width:721px){.constellation-visual{width:85vw;max-width:560px}.design-visual{width:min(480px,80vw)}.node-detail{bottom:12px}.node-detail-label{font-size:18px}.node-detail-desc{font-size:13px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.hero-starfield canvas{display:none}}button,.install-tab,.constellation-node,.design-node{touch-action:manipulation}