:root {
  --bg: #f5f4ef;
  --paper: #fbfaf6;
  --ink: #1b2823;
  --muted: #66726b;
  --line: #d8ddd4;
  --dark: #17271f;
  --dark-2: #22362b;
  --accent: #c6e5a5;
  --accent-dark: #8fb66e;
  --orange: #e17e59;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 94px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 16px/1.65 var(--font); -webkit-font-smoothing: antialiased; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
a { color: inherit; text-decoration: none; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--accent-dark); outline-offset: 4px; }
::selection { background: var(--accent); color: var(--dark); }
.shell { width: min(1240px, calc(100% - 96px)); margin: 0 auto; }
.nowrap { white-space: nowrap; }
.skip-link { position: absolute; z-index: 200; top: -100px; left: 20px; background: var(--dark); color: white; padding: 12px 20px; }
.skip-link:focus { top: 12px; }

.site-header { position: sticky; top: 0; z-index: 100; height: 84px; background: rgba(245,244,239,.94); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(27,40,35,.09); }
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 13px; flex-shrink: 0; }
.brand-symbol { background: var(--dark); height: 35px; width: 35px; border-radius: 10px; display: grid; grid-template: repeat(2, 7px) / repeat(2, 7px); align-content: center; justify-content: center; gap: 5px; transform: rotate(-4deg); }
.brand-symbol span { border-radius: 50%; background: var(--accent); }
.brand-symbol span:nth-child(2), .brand-symbol span:nth-child(3) { background: #ecf1e4; width: 5px; height: 5px; align-self: center; justify-self: center; }
.brand-wordmark { font-size: 17px; font-weight: 750; letter-spacing: -.6px; }
.brand-slash { color: #9ca69b; margin: 0 5px; font-weight: 400; }
.nav { display: flex; align-items: center; gap: 31px; font-size: 13px; font-weight: 600; }
.nav a:not(.nav-cta) { transition: color .2s ease; }
.nav a:not(.nav-cta):hover { color: #64844c; }
.nav-cta { display: inline-flex; align-items: center; gap: 13px; padding: 10px 17px; background: var(--dark); color: white; border-radius: 100px; margin-left: 3px; transition: transform .2s ease, background .2s ease; }
.nav-cta:hover { transform: translateY(-2px); background: #2f4837; }
.menu-toggle { display: none; }

.hero { min-height: 748px; padding-top: 96px; padding-bottom: 93px; display: grid; grid-template-columns: 1.03fr .97fr; gap: clamp(50px, 7vw, 112px); align-items: center; }
.hero-copy { min-width: 0; }
.eyebrow { display: flex; align-items: center; gap: 11px; color: #6b766b; font-size: 10px; font-weight: 750; letter-spacing: 2.2px; white-space: nowrap; }
.eyebrow-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: #8db06e; box-shadow: 0 0 0 4px rgba(141,176,110,.14); }
.eyebrow-divider { color: #c1c6bd; margin: 0 2px; }
.hero h1 { font-weight: 800; font-size: clamp(68px, 6.2vw, 94px); line-height: 1.13; letter-spacing: -6px; margin: 34px 0 35px; }
.title-highlight { color: #547f50; font-family: inherit; font-weight: inherit; font-style: normal; background-image: linear-gradient(to bottom, transparent 75%, #cfe6b6 75%, #cfe6b6 92%, transparent 92%); background-repeat: no-repeat; border-radius: .06em; padding: 0 .015em; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.hero-period, .title-dot { color: var(--orange); }
.hero-lead { font-weight: 750; font-size: 19px; margin: 0 0 11px; }
.hero-description { max-width: 510px; margin: 0; font-size: 15px; color: #5e6c62; line-height: 2; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 33px; }
.button { min-height: 52px; border-radius: 100px; display: inline-flex; align-items: center; justify-content: center; gap: 22px; padding: 0 23px; font-size: 13px; font-weight: 750; border: 1px solid transparent; cursor: pointer; transition: transform .2s ease, background .2s ease, color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-dark { color: white; background: var(--dark); }
.button-dark:hover { background: #344e3c; }
.button-outline { color: var(--ink); border-color: #c7cdc3; background: transparent; }
.button-outline:hover { background: white; }
.hero-identity { display: grid; grid-template-columns: minmax(0,1fr) 1px minmax(0,1fr); gap: 26px; max-width: 510px; margin-top: 51px; align-items: stretch; }
.hero-identity > div { display: flex; flex-direction: column; }
.identity-label { font-size: 9px; letter-spacing: 2px; color: #97a197; font-weight: 800; margin-bottom: 8px; }
.hero-identity strong { font-size: 15px; letter-spacing: -.3px; line-height: 1.5; }
.hero-identity small { color: #7a877d; font-size: 11px; margin-top: 5px; }
.identity-line { width: 1px; background: var(--line); }

.hero-art { position: relative; min-width: 0; max-width: 540px; border-radius: 21px; transform: rotate(1.4deg); box-shadow: 0 23px 50px rgba(14,38,21,.10); }
.art-topline { height: 44px; background: #d8e7c7; border-radius: 21px 21px 0 0; padding: 0 24px; display: flex; gap: 10px; align-items: center; font-size: 10px; letter-spacing: 1.5px; font-weight: 750; }
.art-orbit { font-size: 19px; }
.art-topline > span:last-child { margin-left: auto; font-size: 19px; font-weight: 400; }
.art-body { height: 506px; padding: 30px 31px 25px; background: var(--dark); color: #f4f5ed; border-radius: 0 0 21px 21px; position: relative; overflow: hidden; }
.art-body::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 60% 50%, rgba(138,181,112,.16), transparent 40%), linear-gradient(rgba(224,235,214,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(224,235,214,.035) 1px, transparent 1px); background-size: auto, 32px 32px, 32px 32px; pointer-events: none; }
.art-headline { position: relative; z-index: 1; font-size: 15px; font-weight: 750; letter-spacing: -.1px; }
.art-subline { position: relative; z-index: 1; color: #9fb3a3; font-size: 11px; margin-top: 4px; }
.orbit-map { position: relative; height: 349px; width: 100%; margin-top: 2px; }
.orbit-connections { color: #d2e2d4; position: absolute; inset: 0; width: 100%; height: 100%; }
.orbit-node { position: absolute; display: flex; flex-direction: column; justify-content: center; align-items: center; width: 75px; height: 75px; border-radius: 50%; background: #2b4636; border: 1px solid #53745a; color: #e3eadd; box-shadow: 0 5px 25px rgba(4,18,8,.22); }
.orbit-node small { font-size: 8px; font-weight: 800; letter-spacing: .9px; margin-top: 3px; }
.node-symbol { font-size: 25px; height: 29px; line-height: 29px; color: #c2e5a3; }
.orbit-center { left: 50%; top: 50%; width: 94px; height: 94px; transform: translate(-50%, -50%); background: #c6e5a5; border: 8px solid #36583e; color: var(--dark); }
.orbit-center .node-symbol { color: #263c2c; }
.orbit-n1 { left: 9%; top: 12%; }
.orbit-n2 { right: 9%; top: 12%; }
.orbit-n3 { right: 8%; bottom: 5%; }
.orbit-n4 { left: 8%; bottom: 4%; }
.art-bottom { border-top: 1px solid rgba(255,255,255,.16); padding-top: 16px; display: flex; justify-content: space-between; align-items: center; color: #cbd9ca; font-size: 9px; font-weight: 750; letter-spacing: 1.3px; position: relative; z-index: 1; }
.art-bottom > span:first-child { display: flex; align-items: center; gap: 8px; }
.signal-dot { background: var(--accent); box-shadow: 0 0 0 4px rgba(198,229,165,.1); width: 6px; height: 6px; border-radius: 50%; }
.art-caption { font-size: 9px; color: #8a958a; position: absolute; bottom: -28px; right: 8px; letter-spacing: .2px; transform: rotate(-1.4deg); }

.intro-band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #eeeee8; }
.intro-band-inner { display: grid; grid-template-columns: repeat(3,1fr); }
.intro-band-inner > div { min-height: 130px; display: flex; align-items: center; gap: 25px; padding: 30px 36px; }
.intro-band-inner > div:not(:last-child) { border-right: 1px solid var(--line); }
.intro-band strong { font-family: Georgia, serif; font-size: 49px; line-height: 1; font-weight: 400; letter-spacing: -3px; white-space: nowrap; }
.intro-band strong small { font: 600 15px var(--font); margin-left: 4px; letter-spacing: 0; }
.intro-band span { color: #667168; font-size: 12px; line-height: 1.7; font-weight: 550; }

.section { padding-top: 135px; padding-bottom: 140px; }
.section-kicker { font-size: 10px; font-weight: 800; letter-spacing: 2.2px; color: #79877c; margin-bottom: 43px; }
.section-kicker span { color: #4b7854; }
.section-title { font-size: clamp(42px,5.2vw,69px); font-weight: 800; line-height: 1.27; letter-spacing: -3px; margin: 0; }
.about-layout { display: grid; grid-template-columns: .95fr 1.05fr; gap: 10%; }
.about-text { font-size: 17px; line-height: 2; color: #5d6b60; max-width: 575px; }
.about-text p { margin: 0 0 24px; }
.about-text blockquote { margin: 39px 0 0; padding: 5px 0 5px 25px; border-left: 3px solid #9ec67e; font-size: 20px; line-height: 1.8; font-weight: 650; color: #2f4d34; }

.work-section { background: #e9ece5; }
.section-heading-row { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 42px; }
.section-subtitle { color: #6e796e; font-size: 14px; margin: 15px 0 0; max-width: 630px; }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 21px; }
.project-card { overflow: hidden; background: var(--paper); border: 1px solid rgba(29,55,34,.08); border-radius: 15px; display: flex; flex-direction: column; min-width: 0; transition: transform .25s ease, box-shadow .25s ease; }
.project-card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(34,52,34,.07); }
.project-visual { height: 276px; position: relative; overflow: hidden; isolation: isolate; }
.visual-corner { position: absolute; z-index: 3; left: 23px; top: 19px; color: rgba(255,255,255,.78); font-size: 9px; font-weight: 750; letter-spacing: 1.7px; }
.visual-footnote { position: absolute; z-index: 3; right: 20px; bottom: 16px; color: rgba(255,255,255,.70); font-size: 9px; letter-spacing: .4px; }
.project-content { padding: 29px 32px 31px; display: flex; flex-direction: column; flex: 1; }
.project-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: 10px; color: #879289; font-weight: 650; letter-spacing: .6px; }
.status { display: inline-flex; align-items: center; gap: 6px; letter-spacing: 0; font-size: 11px; }
.status i { width: 6px; height: 6px; border-radius: 50%; display: inline-block; background: #97ab89; }
.status-progress { color: #6a8560; }
.status-progress i { background: #95b876; }
.status-prototype { color: #9a7d42; }
.status-prototype i { background: #d4b772; }
.status-done { color: #4a806a; }
.status-done i { background: #65a68c; }
.project-content h3 { font-size: 28px; line-height: 1.25; letter-spacing: -.8px; margin: 18px 0 13px; font-weight: 750; }
.project-arrow { color: #86a37a; font-size: 22px; font-weight: 400; margin-left: 7px; }
.project-en { color: #8d9a8f; font-size: 14px; font-weight: 500; margin-left: 8px; letter-spacing: 0; }
.project-content p { font-size: 13px; line-height: 1.95; color: #657269; margin: 0 0 26px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; }
.project-tags span { background: #eaf0e5; color: #55705b; border-radius: 100px; padding: 5px 10px; font-size: 10px; font-weight: 650; }
.project-actions { display: flex; flex-wrap: wrap; gap: 12px 22px; margin-top: 21px; border-top: 1px solid #e4eae1; padding-top: 19px; }
.project-actions a { color: #446948; text-decoration: none; font-size: 12px; font-weight: 750; display: inline-flex; align-items: center; gap: 7px; transition: color .2s ease; }
.project-actions a span { font-size: 16px; font-weight: 400; transition: transform .2s ease; }
.project-actions a:hover, .project-actions a:focus-visible { color: #243e29; text-decoration: underline; text-underline-offset: 4px; }
.project-actions a:hover span { transform: translate(2px,-2px); }
.project-disclaimer { color: #889389; font-size: 11px; margin: 23px 0 0; }
.visual-network { background: #193026; }
.visual-network::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%, rgba(174,217,152,.18), transparent 50%), linear-gradient(rgba(202,229,185,.045) 1px,transparent 1px), linear-gradient(90deg,rgba(202,229,185,.045) 1px,transparent 1px); background-size: auto,26px 26px,26px 26px; }
.network-scene { width: 350px; height: 190px; position: absolute; top: 52px; left: 50%; transform: translateX(-50%); }
.scene-card { position: absolute; display: flex; flex-direction: column; gap: 2px; border: 1px solid #728d73; background: #2a4834; border-radius: 8px; width: 125px; padding: 12px 15px; color: white; box-shadow: 0 12px 25px #10291e66; }
.scene-card small { color: #c2e3ae; font-size: 8px; letter-spacing: 1.3px; font-weight: 700; }
.scene-card strong { font-size: 13px; }
.scene-dots { font-size: 6px; color: #9fbd92; letter-spacing: 3px; }
.sc-one { top: 29px; left: 12px; transform: rotate(-9deg); }
.sc-two { top: 61px; left: 122px; background: var(--accent); color: #273a29; z-index: 2; transform: rotate(3deg); }
.sc-two small { color: #516d47; }
.sc-three { top: 103px; right: 3px; transform: rotate(9deg); }
.scene-link { position: absolute; height: 1px; border-top: 1px dashed #b6cfad; transform-origin: left; }
.scene-link-one { top: 81px; left: 130px; width: 70px; transform: rotate(10deg); }
.scene-link-two { top: 129px; left: 229px; width: 64px; transform: rotate(22deg); }
.visual-tchat { background: #203c3d; }
.visual-tchat::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 50% 48%, rgba(128,209,189,.17), transparent 46%), linear-gradient(rgba(180,226,206,.045) 1px,transparent 1px), linear-gradient(90deg,rgba(180,226,206,.045) 1px,transparent 1px); background-size: auto, 24px 24px, 24px 24px; }
.tchat-scene { position: absolute; width: 80%; height: 154px; top: 60px; left: 10%; display: flex; align-items: center; justify-content: space-between; }
.tchat-device { flex-shrink: 0; width: 110px; height: 143px; background: #2b4a49; border: 1px solid #769d8d; border-radius: 13px; box-shadow: 0 11px 20px rgba(10,31,28,.35), inset 0 0 0 5px rgba(183,231,194,.03); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; color: #e6f6e8; }
.tchat-glyph { font-size: 36px; line-height: 1; color: #b7e2bc; margin-bottom: 9px; }
.tchat-device strong { font: 800 11px var(--font); letter-spacing: 1.2px; }
.tchat-device small { font: 700 7px var(--font); color: #91b7ac; letter-spacing: 1px; }
.tchat-route { position: relative; flex: 1; min-width: 25px; height: 1px; border-top: 1px dashed #9ac5b6; margin: 0 11px; }
.tchat-route > span { position: absolute; left: 50%; top: -25px; transform: translateX(-50%); white-space: nowrap; color: #a6c7b7; font: 700 8px var(--font); letter-spacing: 1px; }
.tchat-route i { position: absolute; width: 8px; height: 8px; border: 1px solid #b8e3be; border-radius: 50%; background: #2f5651; left: 50%; top: -5px; transform: translateX(-50%); box-shadow: 0 0 0 6px rgba(184,227,190,.08); }
.tchat-diag { position: absolute; left: 24px; bottom: 19px; display: flex; align-items: center; gap: 9px; color: #b1d2be; font: 700 8px var(--font); letter-spacing: 1.3px; }
.visual-voice { background: #887e6b; }
.visual-voice::before { content: ""; position: absolute; inset: -50%; background: repeating-radial-gradient(circle at 50% 47%, transparent 0 19px, rgba(252,243,214,.075) 20px 21px); }
.waveform { position: absolute; width: 83%; left: 8.5%; top: 78px; height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 7px; }
.waveform span { flex: 1; min-width: 4px; border-radius: 100px; background: #edebd5; height: 25%; }
.waveform span:nth-child(2), .waveform span:nth-child(13) { height: 47%; }
.waveform span:nth-child(3), .waveform span:nth-child(12) { height: 69%; }
.waveform span:nth-child(4), .waveform span:nth-child(11) { height: 35%; }
.waveform span:nth-child(5), .waveform span:nth-child(10) { height: 88%; }
.waveform span:nth-child(6), .waveform span:nth-child(9) { height: 49%; }
.waveform span:nth-child(7) { height: 100%; background: #d7f1b5; }
.waveform span:nth-child(8) { height: 74%; background: #d7f1b5; }
.voice-chip { position: absolute; bottom: 55px; left: 50%; transform: translateX(-50%); display: flex; align-items: center; gap: 12px; padding: 9px 13px; border-radius: 7px; background: #f5f3e9; color: #27332a; font: 800 9px var(--font); letter-spacing: 1px; white-space: nowrap; box-shadow: 0 9px 25px rgba(32,25,9,.15); }
.voice-mic { color: #759d65; font-size: 16px; }
.voice-on { color: #4b8051; border-left: 1px solid #d7dad0; padding-left: 11px; }
.visual-command { background: #1c3029; }
.command-display { position: absolute; width: 82%; height: 202px; left: 9%; top: 41px; overflow: hidden; border: 1px solid #6b907e; box-shadow: 0 18px 30px #07180c88; transform: rotate(-4deg); }
.command-grid { position: absolute; inset: 0; background: linear-gradient(rgba(163,221,188,.085) 1px,transparent 1px), linear-gradient(90deg,rgba(163,221,188,.085) 1px,transparent 1px), radial-gradient(circle at 35% 45%, #3b6953, #193126 70%); background-size: 21px 21px,21px 21px,auto; }
.command-unit { position: absolute; font-size: 30px; color: #b3d9a8; text-shadow: 0 0 12px #b3d9a888; }
.unit-a { top: 37px; left: 21%; }.unit-b { top: 111px; left: 35%; }.unit-c { top: 64px; left: 59%; }
.command-target { width: 45px; height: 45px; position: absolute; top: 75px; right: 12%; border: 1px dashed #e4a174; border-radius: 50%; box-shadow: 0 0 0 12px rgba(228,161,116,.06); }
.command-path { position: absolute; height: 1px; width: 165px; background: #b1d5aa; top: 102px; left: 33%; transform: rotate(-10deg); opacity: .6; }
.command-interface { position: absolute; left: 10px; bottom: 10px; padding: 7px 11px; background: #10241dd9; border-left: 2px solid #c6e5a5; display: flex; flex-direction: column; line-height: 1.5; }
.command-interface span,.command-interface small { font: 600 7px monospace; color: #8fb59c; letter-spacing: .6px; }
.command-interface strong { color: white; font: 700 10px monospace; }

.services-section { padding-bottom: 132px; }
.services-header { display: grid; grid-template-columns: 1fr .67fr; gap: 60px; align-items: end; margin-bottom: 65px; }
.services-header > p { max-width: 370px; color: #6e7a70; font-size: 15px; line-height: 2; margin: 0 0 9px; }
.service-row { display: grid; grid-template-columns: 100px 1fr 180px; gap: 30px; align-items: center; border-top: 1px solid #cfd7ce; padding: 31px 4px 34px; }
.service-row:last-child { border-bottom: 1px solid #cfd7ce; }
.service-index { align-self: start; font: 400 28px Georgia,serif; color: #a7b5a5; }
.service-row h3 { font-size: 22px; letter-spacing: -.8px; margin: 0 0 9px; }
.service-row p { font-size: 13px; color: #77847a; line-height: 1.8; max-width: 650px; margin: 0; }
.service-aside { font-size: 10px; font-weight: 750; letter-spacing: 1.2px; color: #8a998b; display: flex; justify-content: space-between; gap: 15px; white-space: nowrap; }
.service-aside span { font-size: 22px; font-weight: 400; line-height: 1; color: #8ca486; }
.services-note { background: #e7eee1; padding: 19px 23px; display: flex; align-items: start; gap: 15px; max-width: 720px; border-radius: 8px; margin-top: 42px; color: #4b6b50; font-size: 13px; line-height: 1.8; }
.services-note-icon { font-size: 26px; line-height: 1; }

.capability-section { background: var(--dark); color: #f4f5ec; padding: 125px 0; position: relative; overflow: hidden; }
.capability-section::before { content: ""; position: absolute; top: -250px; left: -240px; width: 550px; height: 550px; border: 1px solid rgba(198,229,165,.12); border-radius: 50%; box-shadow: 0 0 0 80px rgba(198,229,165,.02),0 0 0 160px rgba(198,229,165,.015); }
.capability-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 9%; position: relative; z-index: 1; }
.section-kicker.on-dark { color: #84998a; }.section-kicker.on-dark span { color: var(--accent); }
.section-title.light { color: #f1f4ea; font-size: clamp(41px,4.2vw,58px); }
.capability-intro { max-width: 370px; color: #acbdae; font-size: 14px; line-height: 2; margin-top: 25px; }
.capability-stack { display: flex; flex-direction: column; gap: 30px; padding-top: 15px; }
.stack-group { border-bottom: 1px solid #3a5542; padding-bottom: 29px; }
.stack-group:last-child { border-bottom: 0; }
.stack-group > span { display: block; color: #91ae93; font-size: 10px; font-weight: 800; letter-spacing: 1.8px; margin-bottom: 18px; }
.stack-group > div { display: flex; flex-wrap: wrap; gap: 8px; }
.stack-group b { border: 1px solid #547059; background: #263e30; color: #e7f1de; padding: 9px 14px; font-size: 12px; border-radius: 100px; font-weight: 550; }

.journey-layout { display: grid; grid-template-columns: .93fr 1.07fr; gap: 11%; }
.journey-layout .section-title { font-size: clamp(38px,4.3vw,61px); }
.outlined-type { color: #78956c; }
.journey-aside { font-size: 14px; color: #829084; line-height: 2; max-width: 355px; margin-top: 26px; }
.timeline { border-left: 1px solid #bfcbbd; padding-left: 35px; margin-top: 7px; }
.timeline-item { position: relative; display: grid; grid-template-columns: 78px 1fr; gap: 22px; padding-bottom: 53px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content: ""; position: absolute; width: 11px; height: 11px; border-radius: 50%; background: var(--bg); border: 2px solid #7ba16e; left: -41px; top: 4px; }
.timeline-year { color: #72936f; font-size: 12px; font-weight: 750; padding-top: 1px; }
.timeline-item h3 { font-size: 17px; margin: -4px 0 8px; }
.timeline-item p { color: #748277; font-size: 13px; line-height: 1.9; margin: 0; }

.contact-section { background: #dcebcf; overflow: hidden; }
.contact-layout { position: relative; padding-top: 112px; padding-bottom: 45px; }
.contact-spark { position: absolute; right: 2%; top: 59px; font-size: clamp(170px,20vw,300px); line-height: 1; color: #b9d6a7; transform: rotate(-15deg); user-select: none; pointer-events: none; }
.contact-kicker { color: #6a8860; position: relative; }
.contact-kicker span { color: #3f713d; }
.contact-section h2 { max-width: 960px; font-size: clamp(52px,7vw,93px); line-height: 1.2; letter-spacing: -4.7px; margin: 0 0 24px; position: relative; z-index: 1; }
.contact-section h2 span { color: #5b8a50; }
.contact-section p { max-width: 700px; color: #587253; font-size: 16px; line-height: 1.9; margin: 0; }
.contact-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 23px; margin: 39px 0 90px; }
.button-bright { background: var(--dark); color: white; padding: 0 25px; }
.button-bright:hover { background: #35503b; }
.contact-hint { color: #728d68; font-size: 11px; }
.contact-bottom { border-top: 1px solid #b7d3a9; padding-top: 22px; display: flex; justify-content: space-between; gap: 20px; color: #597953; font-size: 12px; font-weight: 650; }
.site-footer { background: #f1f3eb; }
.footer-inner { padding-top: 29px; padding-bottom: 29px; display: flex; align-items: center; justify-content: space-between; gap: 24px; color: #8b988a; font-size: 10px; }
.footer-inner a { font-size: 10px; font-weight: 800; letter-spacing: 1px; color: #576f58; }
.toast { position: fixed; bottom: 28px; left: 50%; transform: translate(-50%,20px); background: var(--dark); color: white; box-shadow: 0 12px 45px #223c2b44; border-radius: 100px; padding: 12px 23px; font-size: 12px; z-index: 200; opacity: 0; visibility: hidden; transition: opacity .2s ease, transform .2s ease, visibility .2s ease; pointer-events: none; white-space: nowrap; }
.toast.is-visible { opacity: 1; visibility: visible; transform: translate(-50%,0); }

@media (max-width: 1100px) {
  .shell { width: min(100% - 64px, 1240px); }
  .nav { gap: 18px; }
  .hero { gap: 38px; min-height: 690px; padding-top: 70px; }
  .hero h1 { font-size: clamp(63px,7vw,82px); }
  .art-body { height: 440px; padding: 24px 22px; }
  .orbit-map { height: 293px; }
  .orbit-n1 { left: 6%; top: 10%; }.orbit-n2 { right: 5%; top: 10%; }.orbit-n3 { right: 3%; bottom: 1%; }.orbit-n4 { left: 3%; bottom: 1%; }
  .orbit-node { width: 65px; height: 65px; }.orbit-center { width: 78px; height: 78px; }
  .intro-band-inner > div { gap: 16px; padding: 24px 20px; }
  .intro-band strong { font-size: 41px; }
  .contact-spark { right: -2%; }
}

@media (max-width: 800px) {
  .shell { width: min(100% - 40px, 620px); }
  .site-header { height: 70px; }
  .brand-wordmark { font-size: 16px; }
  .menu-toggle { display: flex; background: transparent; border: 1px solid #cad4c8; width: 43px; height: 43px; border-radius: 50%; flex-direction: column; align-items: center; justify-content: center; gap: 4px; cursor: pointer; }
  .menu-toggle span { width: 17px; height: 1.5px; border-radius: 2px; background: var(--dark); }
  .nav { display: none; position: absolute; top: 70px; left: 0; right: 0; padding: 19px 20px 25px; background: var(--bg); flex-direction: column; align-items: stretch; box-shadow: 0 18px 26px rgba(14,38,21,.10); border-bottom: 1px solid var(--line); gap: 0; }
  .nav.is-open { display: flex; }
  .nav a:not(.nav-cta) { padding: 13px 6px; font-size: 14px; border-bottom: 1px solid var(--line); }
  .nav-cta { justify-content: center; margin: 15px 0 0; }
  .hero { display: flex; flex-direction: column; align-items: stretch; gap: 75px; min-height: 0; padding-top: 70px; padding-bottom: 90px; }
  .hero h1 { font-size: clamp(65px,10vw,88px); }
  .hero-art { max-width: 570px; width: calc(100% - 12px); margin-left: 6px; }
  .art-body { height: 470px; }
  .orbit-map { height: 320px; }
  .intro-band-inner { grid-template-columns: repeat(3,1fr); }
  .intro-band-inner > div { flex-direction: column; align-items: flex-start; justify-content: center; gap: 10px; padding: 22px 14px; }
  .intro-band strong { font-size: 37px; }
  .intro-band span { font-size: 10px; }
  .section { padding-top: 95px; padding-bottom: 100px; }
  .section-kicker { margin-bottom: 31px; }
  .about-layout,.services-header,.capability-layout,.journey-layout { grid-template-columns: 1fr; gap: 30px; }
  .about-text { max-width: none; font-size: 15px; }
  .section-heading-row { align-items: stretch; flex-direction: column; gap: 25px; }
  .project-grid { gap: 16px; }
  .project-content { padding: 21px 22px 24px; }
  .project-content h3 { font-size: 22px; }
  .project-visual { height: 206px; }
  .network-scene { transform: translateX(-50%) scale(.75); transform-origin: top center; top: 30px; }
  .tchat-scene { width: 88%; left: 6%; top: 37px; transform: scale(.86); transform-origin: center center; }
  .waveform { top: 52px; }
  .voice-chip { bottom: 35px; }
  .command-display { top: 26px; height: 155px; }
  .service-row { grid-template-columns: 53px 1fr; gap: 14px; }
  .service-aside { grid-column: 2; max-width: 150px; }
  .capability-section { padding: 91px 0; }
  .journey-layout { gap: 47px; }
  .timeline { margin-left: 7px; }
  .contact-layout { padding-top: 90px; }
  .contact-spark { right: -14%; top: 40px; }
  .footer-inner { flex-wrap: wrap; }
}

@media (max-width: 570px) {
  .shell { width: calc(100% - 36px); }
  .hero { padding-top: 53px; gap: 60px; }
  .eyebrow { font-size: 8px; letter-spacing: 1px; gap: 8px; }
  .hero h1 { font-size: clamp(58px,15.1vw,83px); letter-spacing: -4px; line-height: 1.16; margin: 27px 0 25px; }
  .hero-lead { font-size: 17px; }
  .hero-description { font-size: 14px; }
  .hero-actions { gap: 10px; }
  .button { min-height: 49px; padding: 0 17px; gap: 13px; font-size: 12px; }
  .hero-identity { margin-top: 42px; gap: 13px; }
  .hero-identity strong { font-size: 12px; }
  .hero-identity small { font-size: 10px; }
  .hero-art { width: calc(100% - 10px); }
  .art-topline { padding: 0 14px; font-size: 8px; }
  .art-body { height: 388px; padding: 23px 17px 17px; }
  .art-headline { font-size: 13px; }
  .art-subline { font-size: 10px; }
  .orbit-map { height: 250px; }
  .orbit-node { width: 57px; height: 57px; }
  .orbit-node small { font-size: 6px; }.node-symbol { font-size: 22px; height: 22px; line-height: 22px; }
  .orbit-center { width: 73px; height: 73px; }
  .orbit-n1 { left: 0; top: 10%; }.orbit-n2 { right: 0; top: 10%; }.orbit-n3 { right: 1%; bottom: 1%; }.orbit-n4 { left: 1%; bottom: 1%; }
  .art-bottom { font-size: 7px; }
  .intro-band-inner { grid-template-columns: 1fr 1fr; }
  .intro-band-inner > div { padding: 20px 17px; min-height: 112px; }
  .intro-band-inner > div:nth-child(2) { border-right: 0; }
  .intro-band-inner > div:nth-child(3) { grid-column: 1 / -1; flex-direction: row; justify-content: flex-start; align-items: center; border-top: 1px solid var(--line); min-height: 93px; }
  .intro-band-inner > div:nth-child(3) span { font-size: 12px; }
  .section-title { font-size: clamp(42px,11vw,58px); letter-spacing: -2.5px; }
  .section { padding-top: 84px; padding-bottom: 90px; }
  .about-text blockquote { font-size: 17px; }
  .project-grid { grid-template-columns: 1fr; }
  .project-visual { height: 235px; }
  .project-content { padding: 25px 25px 27px; }
  .project-content h3 { font-size: 25px; }
  .network-scene { transform: translateX(-50%) scale(.89); top: 35px; }
  .tchat-scene { width: 84%; left: 8%; top: 40px; transform: scale(.91); }
  .waveform { top: 65px; }
  .voice-chip { bottom: 44px; }
  .command-display { top: 34px; height: 170px; }
  .services-header { gap: 22px; margin-bottom: 45px; }
  .service-row { padding: 27px 0; }.service-row h3 { font-size: 18px; }
  .capability-section { padding: 82px 0; }
  .timeline { padding-left: 26px; }
  .timeline-item { grid-template-columns: 65px 1fr; gap: 13px; }
  .timeline-item::before { left: -32px; }.timeline-item h3 { font-size: 15px; }
  .contact-layout { padding-top: 80px; }
  .contact-section h2 { font-size: clamp(46px,11.5vw,64px); letter-spacing: -2.7px; }
  .contact-spark { right: -25%; top: 78px; font-size: 240px; }
  .contact-section p { font-size: 14px; }
  .contact-actions { margin-bottom: 65px; gap: 14px; align-items: flex-start; flex-direction: column; }
  .contact-bottom { display: flex; flex-direction: column; gap: 4px; }
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,*::before,*::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}