:root {
  --ink: #090b0a;
  --paper: #f0eee6;
  --lime: #c9ff3e;
  --muted: #9da19c;
  --line: rgba(240, 238, 230, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--ink); }
body { margin: 0; background: var(--ink); color: var(--paper); font-family: Arial, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--lime); color: var(--ink); }

.nav-shell { position: absolute; z-index: 20; top: 0; left: 0; right: 0; height: 84px; padding: 0 5vw; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 12px; font-size: 17px; font-weight: 700; letter-spacing: .08em; }
.brand-mark { width: 26px; height: 26px; display: grid; place-items: center; border: 1px solid var(--lime); border-radius: 50%; position: relative; }
.brand-mark::after { content: ""; width: 5px; height: 5px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 12px var(--lime); }
.brand-mark i { position: absolute; width: 12px; height: 12px; border: 1px solid rgba(201,255,62,.5); border-radius: 50%; }
nav { display: flex; gap: 34px; }
nav a { color: #babdb7; font-size: 13px; transition: color .2s; }
nav a:hover { color: var(--lime); }
.nav-cta { font-size: 13px; border: 1px solid var(--paper); padding: 12px 16px; display: flex; gap: 22px; transition: .25s; }
.nav-cta:hover { background: var(--lime); border-color: var(--lime); color: var(--ink); }

.hero { min-height: 900px; height: 100vh; padding: 142px 5vw 36px; position: relative; overflow: hidden; display: flex; flex-direction: column; }
.hero-grid { position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(255,255,255,.09) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.09) 1px, transparent 1px); background-size: 68px 68px; mask-image: linear-gradient(to bottom, black, transparent 85%); }
.hero::before { content: ""; position: absolute; width: 650px; height: 650px; border-radius: 50%; right: 4vw; top: 120px; background: radial-gradient(circle, rgba(201,255,62,.09), transparent 65%); filter: blur(6px); }
.eyebrow { position: relative; z-index: 2; font-family: var(--font-geist-mono), monospace; color: #a8aca5; letter-spacing: .08em; font-size: 11px; display: flex; align-items: center; gap: 10px; }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 12px var(--lime); animation: pulse 1.8s infinite; }
.hero h1 { position: relative; z-index: 2; font-size: clamp(64px, 8.2vw, 132px); line-height: .95; letter-spacing: -.07em; margin: 70px 0 42px; max-width: 1050px; font-weight: 800; }
.hero h1 em { color: var(--lime); font-style: normal; }
.hero-bottom { position: relative; z-index: 2; width: 48%; max-width: 650px; }
.hero-bottom > p { max-width: 590px; font-size: 18px; line-height: 1.75; color: #aeb2ab; }
.hero-actions { display: flex; align-items: center; gap: 14px; margin-top: 34px; }
.button { padding: 16px 20px; font-size: 13px; display: inline-flex; align-items: center; justify-content: space-between; gap: 34px; border: 1px solid var(--line); transition: .25s; }
.button-primary { background: var(--lime); border-color: var(--lime); color: var(--ink); font-weight: 700; }
.button-primary:hover { background: var(--paper); border-color: var(--paper); transform: translateY(-2px); }
.button-ghost:hover { border-color: var(--paper); }

.agent-visual { position: absolute; z-index: 1; width: min(43vw, 620px); aspect-ratio: 1; right: 3vw; top: 145px; }
.orbit { position: absolute; inset: 13%; border: 1px solid rgba(201,255,62,.25); border-radius: 50%; animation: spin 20s linear infinite; }
.orbit::before, .orbit::after { content: ""; position: absolute; width: 7px; height: 7px; background: var(--lime); border-radius: 50%; box-shadow: 0 0 16px var(--lime); }
.orbit::before { left: 8%; top: 19%; }.orbit::after { right: 4%; bottom: 24%; }
.orbit span { position: absolute; inset: 8%; border-radius: 50%; border: 1px dashed rgba(240,238,230,.16); }
.orbit-two { inset: 2%; border-color: rgba(240,238,230,.12); animation-direction: reverse; animation-duration: 30s; }
.orbit-two::before { left: auto; right: 12%; top: 14%; }.orbit-two::after { right: auto; left: 5%; bottom: 35%; }
.orbit-three { inset: 25%; border-color: rgba(201,255,62,.35); animation-duration: 12s; }
.agent-core { position: absolute; inset: 35%; display: grid; place-content: center; text-align: center; border: 1px solid var(--lime); border-radius: 50%; background: #0f120e; box-shadow: 0 0 50px rgba(201,255,62,.12), inset 0 0 24px rgba(201,255,62,.08); }
.agent-core::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(201,255,62,.22); border-radius: 50%; }
.agent-core b { font-size: 34px; letter-spacing: -.08em; }.agent-core small { font-family: var(--font-geist-mono), monospace; color: var(--lime); font-size: 8px; letter-spacing: .2em; margin-top: 4px; }
.status-card { position: absolute; font-family: var(--font-geist-mono), monospace; font-size: 9px; letter-spacing: .08em; background: rgba(9,11,10,.86); backdrop-filter: blur(12px); border: 1px solid var(--line); padding: 11px 12px; min-width: 142px; color: #afb3ac; }
.status-card i { display: inline-block; width: 5px; height: 5px; background: var(--lime); border-radius: 50%; margin-right: 8px; }.status-card b { float: right; color: var(--paper); }
.status-a { right: 2%; top: 22%; }.status-b { left: 0; top: 55%; }.status-c { right: 1%; bottom: 19%; }
.hero-proof { position: relative; z-index: 3; margin-top: auto; border-top: 1px solid var(--line); padding-top: 24px; display: grid; grid-template-columns: 1fr 170px 170px 170px; align-items: end; }
.hero-proof > span { color: #70746f; font-size: 12px; }.hero-proof div { border-left: 1px solid var(--line); padding-left: 22px; display: grid; gap: 6px; }.hero-proof b { font-size: 25px; }.hero-proof small { color: #787c77; font-size: 10px; }

.section-pad { padding: 130px 5vw; }
.manifesto { min-height: 620px; background: var(--paper); color: var(--ink); padding: 110px 5vw 70px; display: grid; grid-template-columns: 22% 1fr; position: relative; overflow: hidden; }
.section-index { font-family: var(--font-geist-mono), monospace; font-size: 10px; letter-spacing: .12em; color: #777b74; margin: 0; }
.manifesto-copy h2 { margin: 0 0 28px; font-size: clamp(38px, 5.6vw, 82px); letter-spacing: -.06em; line-height: 1.05; }
.manifesto-copy > p { margin: 0; max-width: 920px; font-size: clamp(28px, 4vw, 60px); line-height: 1.35; letter-spacing: -.045em; color: #73766e; }
.manifesto-copy span { color: var(--ink); border-bottom: 3px solid var(--lime); }
.signal-line { position: absolute; left: 5vw; right: 5vw; bottom: 48px; height: 1px; background: #d0cec6; display: flex; justify-content: space-around; }.signal-line i { width: 7px; height: 7px; background: var(--ink); border-radius: 50%; transform: translateY(-3px); }.signal-line i:nth-child(3) { background: var(--lime); box-shadow: 0 0 0 5px rgba(201,255,62,.28); }

.section-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 75px; }
.section-head h2 { font-size: clamp(44px, 5vw, 76px); line-height: 1.05; letter-spacing: -.06em; margin: 26px 0 0; }
.section-head > p { max-width: 400px; color: #8c908a; line-height: 1.75; margin: 0; }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 560px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 24px; position: relative; transition: background .3s, transform .3s; overflow: hidden; }
.service-card:hover { background: #101310; transform: translateY(-6px); }.service-card:hover .service-glyph { transform: scale(1.06) rotate(4deg); }
.card-top { display: flex; justify-content: space-between; font-family: var(--font-geist-mono), monospace; font-size: 10px; color: #6f736e; }.card-top small { color: var(--lime); }
.service-glyph { height: 180px; margin: 48px 0 30px; position: relative; transition: .4s; }
.service-glyph i { position: absolute; border: 1px solid #434740; }
.glyph-01 i { border-radius: 50%; inset: 15% 24%; }.glyph-01 i:nth-child(2) { inset: 30% 37%; border-color: var(--lime); box-shadow: 0 0 30px rgba(201,255,62,.1); }.glyph-01 i:nth-child(3) { width: 8px; height: 8px; inset: 48% auto auto 48%; background: var(--lime); border: 0; box-shadow: 0 0 15px var(--lime); }
.glyph-02 i { height: 55px; left: 12%; right: 12%; transform: skewY(-8deg); }.glyph-02 i:nth-child(1) { top: 26%; }.glyph-02 i:nth-child(2) { top: 42%; border-color: var(--lime); }.glyph-02 i:nth-child(3) { top: 58%; }
.glyph-03 i { width: 52px; height: 52px; transform: rotate(45deg); top: 35%; }.glyph-03 i:nth-child(1) { left: 12%; }.glyph-03 i:nth-child(2) { left: 41%; border-color: var(--lime); }.glyph-03 i:nth-child(3) { right: 12%; }
.glyph-04 i { left: 12%; right: 12%; height: 1px; top: 50%; border: 0; background: #3f433e; }.glyph-04 i:nth-child(2) { width: 9px; height: 9px; left: 46%; top: 48%; border-radius: 50%; background: var(--lime); box-shadow: 0 0 0 12px rgba(201,255,62,.08); }.glyph-04 i:nth-child(3) { left: 22%; right: 22%; top: 30%; height: 70px; border: 1px dashed #3f433e; background: transparent; border-radius: 50%; }
.service-card h3 { font-size: 24px; margin: 0 0 16px; }.service-card > p { color: #8b8f89; line-height: 1.7; font-size: 14px; min-height: 72px; }
.service-card ul { list-style: none; padding: 20px 0 0; margin: 24px 0 0; border-top: 1px solid var(--line); }.service-card li { color: #b5b9b2; font-size: 12px; margin: 12px 0; }.service-card li::before { content: "+"; color: var(--lime); margin-right: 10px; }

.case-section { background: var(--paper); color: var(--ink); }.light-head .section-index { color: #777b74; }.light-head > p { color: #70746e; }
.case-list { border-top: 1px solid #c9c7c0; }.case-row { min-height: 230px; display: grid; grid-template-columns: 8% 1fr 18% 40px; gap: 28px; align-items: center; border-bottom: 1px solid #c9c7c0; transition: padding .25s, background .25s; }.case-row:hover { padding: 0 20px; background: #e7e5dc; }
.case-no { font: 10px var(--font-geist-mono), monospace; color: #8a8d86; }.case-copy span { font: 10px var(--font-geist-mono), monospace; color: #656961; letter-spacing: .1em; }.case-copy h3 { font-size: clamp(22px, 2.6vw, 38px); letter-spacing: -.04em; max-width: 710px; margin: 16px 0; line-height: 1.2; }.case-copy p { color: #777b74; font-size: 12px; }.case-metric { display: grid; }.case-metric b { font-size: clamp(42px, 5vw, 75px); letter-spacing: -.07em; }.case-metric small { color: #6f736c; }.case-row > span { font-size: 28px; }

.process { overflow: hidden; }.process-track { display: grid; grid-template-columns: repeat(5, 1fr); position: relative; }.process-track::before { content: ""; position: absolute; height: 1px; top: 34px; left: 7%; right: 7%; background: linear-gradient(90deg, #4b5048, var(--lime), #4b5048); }
.process-track article { position: relative; text-align: center; padding: 0 22px; }.process-node { width: 68px; height: 68px; border-radius: 50%; border: 1px solid #474b45; background: var(--ink); display: grid; place-items: center; margin: 0 auto 34px; position: relative; z-index: 2; font: 10px var(--font-geist-mono), monospace; transition: .25s; }.process-track article:hover .process-node { color: var(--ink); background: var(--lime); border-color: var(--lime); box-shadow: 0 0 28px rgba(201,255,62,.2); }.process-track h3 { font-size: 22px; margin: 0 0 14px; }.process-track p { color: #797d77; font-size: 12px; line-height: 1.6; }
.tech-strip { margin-top: 110px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 26px 0; display: flex; justify-content: space-between; align-items: center; font: 11px var(--font-geist-mono), monospace; letter-spacing: .12em; color: #b3b7b0; }.tech-strip i { color: var(--lime); font-style: normal; }

.contact { min-height: 760px; padding: 105px 5vw 42px; background: var(--lime); color: var(--ink); position: relative; overflow: hidden; display: flex; flex-direction: column; }
.contact-noise { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(90deg, rgba(9,11,10,.35) 1px, transparent 1px), linear-gradient(rgba(9,11,10,.35) 1px, transparent 1px); background-size: 70px 70px; mask-image: linear-gradient(to right, black, transparent 80%); }
.contact .section-index { color: #383c31; position: relative; }.contact h2 { position: relative; font-size: clamp(64px, 8.8vw, 138px); letter-spacing: -.08em; line-height: .92; margin: 90px 0 35px; }.contact h2 span { color: transparent; -webkit-text-stroke: 1.5px var(--ink); }
.contact-copy { position: relative; max-width: 530px; font-size: 17px; line-height: 1.7; margin-left: auto; margin-right: 18%; }
.contact-button { position: relative; align-self: flex-end; width: 330px; padding: 22px 24px; background: var(--ink); color: var(--paper); display: flex; justify-content: space-between; margin: 26px 18% 0 0; font-size: 14px; transition: .25s; }.contact-button:hover { transform: translateY(-4px); box-shadow: 8px 8px 0 rgba(9,11,10,.25); }
.contact-meta { position: relative; margin-top: auto; padding-top: 24px; border-top: 1px solid rgba(9,11,10,.3); display: flex; justify-content: space-between; font: 9px var(--font-geist-mono), monospace; letter-spacing: .12em; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 50% { opacity: .35; transform: scale(.7); } }

@media (max-width: 900px) {
  .nav-shell { height: 72px; }.nav-shell nav { display: none; }.nav-cta { padding: 10px 12px; gap: 10px; }
  .hero { min-height: 980px; height: auto; padding-top: 120px; }.hero h1 { margin-top: 48px; }.hero-bottom { width: 100%; }.agent-visual { position: relative; width: min(90vw, 520px); right: auto; top: auto; margin: 60px auto 10px; }.hero-proof { grid-template-columns: 1fr 1fr 1fr; gap: 18px; }.hero-proof > span { display: none; }
  .manifesto { grid-template-columns: 1fr; gap: 55px; min-height: 650px; }
  .section-head { align-items: flex-start; gap: 40px; }.service-grid { grid-template-columns: 1fr 1fr; }.case-row { grid-template-columns: 40px 1fr 22%; }.case-row > span { display: none; }
  .process-track { grid-template-columns: 1fr; gap: 0; }.process-track::before { width: 1px; height: auto; top: 0; bottom: 0; left: 34px; background: linear-gradient(#4b5048, var(--lime), #4b5048); }.process-track article { text-align: left; padding: 0 0 34px 100px; min-height: 130px; }.process-node { position: absolute; left: 0; margin: 0; }.process-track h3 { margin-top: 8px; }
}

@media (max-width: 620px) {
  .nav-shell, .hero, .section-pad, .contact { padding-left: 22px; padding-right: 22px; }.brand { font-size: 15px; }.nav-cta { font-size: 11px; }
  .hero { min-height: 900px; }.hero h1 { font-size: 54px; letter-spacing: -.065em; }.hero-bottom > p { font-size: 15px; }.hero-actions { flex-direction: column; align-items: stretch; }.button { width: 100%; }.agent-visual { width: 96vw; margin-left: -7vw; }.status-card { min-width: 128px; font-size: 8px; }
  .hero-proof { gap: 0; }.hero-proof div { padding-left: 12px; }.hero-proof b { font-size: 19px; }.hero-proof small { font-size: 8px; }
  .manifesto { padding: 80px 22px 70px; }.manifesto-copy > p { font-size: 28px; }
  .section-pad { padding-top: 90px; padding-bottom: 90px; }.section-head { display: block; margin-bottom: 50px; }.section-head h2 { font-size: 46px; }.section-head > p { margin-top: 28px; }.service-grid { grid-template-columns: 1fr; }.service-card { min-height: 520px; }
  .case-row { grid-template-columns: 30px 1fr; padding: 28px 0; gap: 12px; }.case-metric { grid-column: 2; }.case-metric b { font-size: 48px; }
  .tech-strip { overflow: hidden; gap: 32px; justify-content: flex-start; }.tech-strip span, .tech-strip i { flex: none; }
  .contact { min-height: 690px; }.contact h2 { font-size: 60px; margin-top: 80px; }.contact-copy { margin: 0; font-size: 15px; }.contact-button { align-self: stretch; width: auto; margin: 32px 0 0; }.contact-meta { gap: 18px; flex-wrap: wrap; }.contact-meta span:nth-child(2) { display: none; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition: none !important; } }