:root {
  --paper: #ffffff;
  --ink: #242b27;
  --muted: #606b64;
  --forest: #173e32;
  --line: #dfe5e0;
  --wash: #f4f7f4;
  --accent: #bbd4b8;
  --display: 'Manrope', sans-serif;
  --body: 'DM Sans', sans-serif;
  --editorial: 'Instrument Serif', Georgia, serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 16px/1.7 var(--body); letter-spacing: 0; }
::selection { background: #d8e8d7; color: var(--forest); }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, h4, p, figure { margin: 0; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.25; font-weight: 600; }
a, summary { -webkit-tap-highlight-color: transparent; }
a:focus-visible, summary:focus-visible { outline: 3px solid #5c875e; outline-offset: 5px; }
.wrap { width: calc(100% - 96px); margin-inline: auto; }
.section-space { padding-block: 88px; }
.eyebrow { font-size: 11px; font-weight: 600; line-height: 1.6; }
.skip-link { position: fixed; inset: 12px auto auto 16px; z-index: 10; padding: 10px 18px; background: white; transform: translateY(-180%); }
.skip-link:focus { transform: none; }

.site-header { position: sticky; top: 0; z-index: 5; background: rgb(255 255 255 / 97%); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 80px; gap: 24px; }
.wordmark { font-family: var(--editorial); font-size: 46px; line-height: 1; color: var(--forest); padding: 0 12px 6px 0; }
.wordmark span { color: #769b73; }
nav { display: flex; align-items: center; gap: 30px; font-size: 13px; }
nav a { min-height: 44px; display: inline-flex; align-items: center; transition: color .2s; }
nav a:hover { color: #47784b; }
nav .contact-nav { background: var(--forest); color: white; padding: 8px 17px; gap: 20px; border-radius: 3px; }
nav .contact-nav:hover { background: #285942; }

.hero { padding-top: 38px; }
.hero-topline { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.hero-topline .eyebrow { color: var(--forest); }
.location { color: var(--muted); font-size: 12px; }
.hero h1 { font-family: var(--editorial); font-size: 92px; font-weight: 400; line-height: 1.04; margin-block: 24px 18px; }
.hero h1 > span { color: #64865d; }
.hero-position { font-family: var(--display); font-size: 23px; line-height: 1.5; font-weight: 600; }
.hero-position > span:last-child { font-weight: 400; color: var(--muted); }
.position-divider { margin-inline: 12px; color: #b9c6ba; font-weight: 400; }
.hero-body { display: grid; grid-template-columns: 1.55fr 1fr; gap: 100px; margin-top: 26px; }
.hero-copy > p:first-child { max-width: 640px; font-size: 17px; }
.hero-support { font-size: 14px; color: var(--muted); margin-top: 12px; max-width: 590px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 28px; padding: 12px 20px; border: 1px solid var(--forest); border-radius: 3px; min-height: 48px; font-size: 13px; font-weight: 500; transition: background .2s, color .2s; }
.button-primary { background: var(--forest); color: white; }
.button-primary:hover { background: #285942; }
.button-secondary:hover { background: var(--wash); }
.hero-aside { align-self: center; padding-left: 28px; border-left: 1px solid #cddbcc; }
.hero-aside .eyebrow { color: var(--muted); margin-bottom: 14px; }
.hero-aside > p:last-child { font-size: 19px; line-height: 1.65; }
.hero-aside em { font-family: var(--editorial); color: var(--forest); font-size: 26px; font-weight: 400; }
.hero-foot { display: flex; align-items: center; gap: 24px; border-top: 1px solid var(--line); margin-top: 38px; min-height: 68px; }
.hero-foot > span { font-size: 10px; font-weight: 600; color: var(--forest); }
.hero-foot p { font-size: 12px; color: var(--muted); }
.hero-foot a { display: grid; place-items: center; min-height: 44px; width: 44px; margin-left: auto; font-size: 22px; }

.experience-section { background: var(--wash); border-block: 1px solid var(--line); padding-block: 36px; }
.experience-grid { display: grid; grid-template-columns: 1fr 1.8fr; gap: 72px; align-items: center; }
.experience-identity > .eyebrow { color: var(--muted); margin-bottom: 16px; }
.company-line { display: flex; align-items: center; gap: 10px; font-size: 15px; margin-bottom: 8px; }
.microsoft-mark { display: grid; grid-template-columns: repeat(2, 8px); gap: 2px; }
.microsoft-mark i { width: 8px; height: 8px; background: #f25022; }
.microsoft-mark i:nth-child(2) { background: #7fba00; }
.microsoft-mark i:nth-child(3) { background: #00a4ef; }
.microsoft-mark i:nth-child(4) { background: #ffb900; }
.experience-identity h2 { font-size: 23px; margin-bottom: 6px; }
.experience-identity > p:last-child { color: var(--muted); font-size: 12px; }
.experience-copy > p { font-size: 15px; max-width: 600px; }
.experience-focus { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 24px; padding: 0; margin: 16px 0 0; list-style: none; color: var(--muted); font-size: 12px; }
.experience-focus li::before { content: ''; display: inline-block; width: 4px; height: 4px; margin: 0 8px 2px 0; background: #638961; }

.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 32px; }
.section-heading .eyebrow { color: var(--forest); margin-bottom: 13px; }
.section-heading h2 { font-size: 35px; font-weight: 500; }
.section-heading h2 > span { color: #72966a; }
.section-description { font-size: 13px; color: var(--muted); }
.work-key { display: flex; justify-content: space-between; gap: 16px; padding-block: 14px; border-top: 1px solid var(--line); font-size: 10px; color: var(--muted); margin-bottom: 16px; }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 40px; align-items: start; }
.project { min-width: 0; }
.project-visual { height: 222px; padding: 20px 24px; display: flex; flex-direction: column; justify-content: space-between; background-color: #edf1ec; background-image: linear-gradient(#ffffff24 1px, transparent 1px), linear-gradient(90deg, #ffffff24 1px, transparent 1px); background-size: 24px 24px; overflow: hidden; position: relative; border-radius: 4px; }
.visual-meta { display: flex; justify-content: space-between; gap: 12px; font-size: 10px; font-weight: 500; position: relative; z-index: 1; }
.visual-composition { position: relative; height: 140px; display: flex; align-items: center; }
.visual-composition img { position: absolute; width: 68%; height: 140px; right: -10px; object-fit: contain; opacity: .75; }
.visual-word { position: relative; z-index: 1; font-size: 25px; line-height: 1.18; font-family: var(--display); font-weight: 500; }
.visual-word em { display: block; font-family: var(--editorial); font-size: 32px; font-weight: 400; margin-top: 3px; }
.visual-caption { font-size: 9px; position: relative; z-index: 1; }
.visual-capacity { background-color: #173e32; color: #fff; }
.visual-privacy { background-color: #e7eee4; color: #254b38; }
.visual-telemetry { background-color: #e9edf0; color: #293e45; }
.visual-copilot { background-color: #edece4; color: #444b30; }
.visual-automation { background-color: #303b37; color: #fff; }
.visual-reliability { background-color: #e3ece8; color: #25483c; }
.project-meta { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-block: 20px 13px; font-size: 11px; color: var(--muted); }
.project-status { display: inline-flex; align-items: center; gap: 7px; color: var(--forest); }
.project-status::before { content: ''; width: 5px; height: 5px; background: #53854e; border-radius: 50%; }
.status-concept::before { background: transparent; border: 1px solid #7b815f; width: 6px; height: 6px; }
.project h3 { font-size: 24px; font-weight: 600; line-height: 1.3; min-height: 62px; max-width: 440px; }
.project-description { color: var(--muted); font-size: 14px; line-height: 1.75; min-height: 74px; margin-top: 10px; }
.technology-line { font-size: 11px; color: #657468; margin-block: 14px 19px; }
details { border-block: 1px solid var(--line); }
summary { cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 54px; font-size: 12px; font-weight: 600; color: var(--forest); }
summary::-webkit-details-marker { display: none; }
summary:hover { color: #5b7c4b; }
.expand-icon { display: grid; place-items: center; width: 25px; height: 25px; border: 1px solid #d2dfd1; border-radius: 50%; position: relative; flex-shrink: 0; }
.expand-icon::before, .expand-icon::after { content: ''; width: 9px; height: 1px; background: currentColor; position: absolute; }
.expand-icon::after { transform: rotate(90deg); transition: transform .2s; }
details[open] .expand-icon::after { transform: rotate(0); }
details[open] summary { border-bottom: 1px solid var(--line); }
.case-study { padding: 0 20px 24px; background: #f7f9f6; }
.case-study section { padding-top: 22px; }
.case-study h4 { font-size: 12px; margin-bottom: 9px; color: var(--forest); }
.case-study p, .case-study ul { font-size: 14px; color: var(--muted); }
.case-study ul { margin: 0; padding-left: 18px; }
.case-study li + li { margin-top: 5px; }
.architecture { padding: 16px 10px; border: 1px solid #dce4d8; background: white; }
.architecture-flow { display: flex; align-items: center; justify-content: center; gap: 8px; }
.architecture-flow > span { padding: 8px 7px; background: var(--wash); border: 1px solid var(--line); font-size: 11px; min-width: 0; text-align: center; }
.architecture-flow b { font-size: 14px; font-weight: 400; color: #6f8668; }
.architecture figcaption { margin-top: 12px; font-size: 10px; color: var(--muted); text-align: center; }
.publication-note { font-size: 11px; color: var(--muted); margin-top: 36px; max-width: 700px; }

.expertise-section { background: var(--forest); color: white; }
.expertise-section .section-heading { margin-bottom: 36px; }
.expertise-section .eyebrow { color: #c0d4bc; }
.expertise-section .section-description { color: #c0cec1; }
.expertise-section .section-heading h2 > span { color: #bbd4b8; }
.expertise-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 24px; }
.skill-group { border-top: 1px solid #52705d; padding-top: 16px; }
.skill-index { font-family: var(--editorial); font-size: 24px; color: #b4cfae; }
.skill-group h3 { font-size: 14px; margin-block: 17px 14px; min-height: 36px; }
.skill-group p { font-size: 13px; color: #ced9cd; line-height: 1.9; }

.about-main { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; }
.about-main .eyebrow { color: var(--forest); margin-bottom: 18px; }
.about-main h2 { font-size: 31px; font-weight: 500; line-height: 1.35; }
.about-main h2 em { font-family: var(--editorial); font-size: 40px; font-weight: 400; color: var(--forest); }
.about-copy { font-size: 15px; color: var(--muted); }
.about-copy p + p { margin-top: 18px; }
.credentials { display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; padding-top: 32px; margin-top: 40px; border-top: 1px solid var(--line); }
.credentials .eyebrow { color: var(--forest); margin-bottom: 12px; }
.credentials h3 { font-size: 15px; line-height: 1.5; margin-bottom: 7px; }
.credentials p:not(.eyebrow) { font-size: 12px; color: var(--muted); }
.community-section { display: grid; grid-template-columns: 1.25fr 1fr; gap: 80px; padding-block: 40px 64px; border-top: 1px solid var(--line); align-items: center; }
.community-copy > .eyebrow { color: var(--forest); }
.community-copy h2 { font-size: 26px; margin-block: 13px 16px; font-weight: 500; }
.community-copy > p:not(.eyebrow) { font-size: 14px; color: var(--muted); }
.community-copy .community-interests { font-size: 11px; margin-top: 15px; }
.channel-link { display: flex; gap: 15px; align-items: flex-start; border-block: 1px solid var(--line); padding-block: 26px; }
.channel-link img { padding: 4px; background: var(--forest); border-radius: 5px; flex-shrink: 0; width: 40px; height: 30px; }
.channel-link h3 { font-size: 16px; margin-bottom: 7px; }
.channel-link p { font-size: 12px; color: var(--muted); }
.channel-link div > span { font-size: 11px; color: var(--forest); display: inline-block; margin-top: 12px; }
.channel-arrow { margin-left: auto; color: var(--forest); }
.channel-link:hover h3 { text-decoration: underline; text-underline-offset: 4px; }

.contact-section { background: var(--wash); border-block: 1px solid var(--line); padding-block: 56px; }
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.contact-layout .eyebrow { color: var(--forest); }
.contact-layout h2 { font-family: var(--editorial); font-size: 58px; font-weight: 400; margin-block: 14px 14px; line-height: 1.1; }
.contact-layout h2 > span { color: #6f9164; }
.contact-layout p:not(.eyebrow) { font-size: 14px; color: var(--muted); }
.email-link { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.email-link > span:last-child { display: flex; gap: 20px; justify-content: space-between; padding-bottom: 16px; border-bottom: 1px solid #b6c9b1; font-size: 25px; line-height: 1.5; }
.email-link b { color: var(--forest); font-weight: 400; }
.email-link:hover > span:last-child { color: #47784b; }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; min-height: 84px; font-size: 11px; color: var(--muted); }
.site-footer a { display: flex; gap: 16px; align-items: center; min-height: 44px; }

@media (min-width: 1600px) {
  .hero { padding-top: 42px; }
  .hero h1 { margin-block: 26px 18px; }
}
@media (max-width: 1100px) {
  .wrap { width: calc(100% - 64px); }
  .hero-body { gap: 64px; grid-template-columns: 1.6fr 1fr; }
  .hero-position { font-size: 21px; }
  .experience-grid { gap: 40px; }
  .experience-focus { grid-template-columns: 1fr; }
  .section-heading h2 { font-size: 30px; }
  .project-grid { gap: 42px 28px; }
  .project h3 { font-size: 22px; }
  .visual-word { font-size: 22px; }
  .visual-word em { font-size: 29px; }
  .expertise-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
  .about-main, .community-section { gap: 40px; }
  .contact-layout { gap: 40px; }
  .email-link > span:last-child { font-size: 22px; }
}
@media (max-width: 760px) {
  html { scroll-padding-top: 88px; }
  .wrap { width: calc(100% - 40px); }
  .section-space { padding-block: 56px; }
  .header-inner { height: 68px; gap: 16px; }
  .wordmark { font-size: 39px; }
  nav { gap: 20px; font-size: 12px; }
  nav .desktop-link { display: none; }
  nav .contact-nav { padding-inline: 13px; gap: 12px; }
  .hero { padding-top: 26px; }
  .hero-topline { align-items: flex-start; gap: 12px; }
  .hero-topline .eyebrow { font-size: 9px; max-width: 210px; }
  .location { font-size: 10px; white-space: nowrap; }
  .hero h1 { font-size: 65px; margin-block: 24px 16px; }
  .hero-position { font-size: 18px; max-width: 450px; }
  .position-divider { display: none; }
  .hero-position > span:last-child { display: block; font-size: 16px; margin-top: 3px; }
  .hero-body { grid-template-columns: 1fr; gap: 0; margin-top: 20px; }
  .hero-copy > p:first-child { font-size: 15px; }
  .hero-support { font-size: 13px; margin-top: 10px; }
  .hero-actions { margin-top: 22px; gap: 10px; }
  .button { font-size: 12px; padding: 11px 15px; gap: 20px; }
  .hero-aside { display: none; }
  .hero-foot { margin-top: 28px; min-height: 58px; gap: 12px; }
  .hero-foot > span { font-size: 9px; }
  .hero-foot p { display: none; }
  .experience-section { padding-block: 28px; }
  .experience-grid { grid-template-columns: 1fr; gap: 20px; }
  .experience-identity > .eyebrow { margin-bottom: 12px; }
  .experience-identity h2 { font-size: 22px; }
  .experience-copy > p { font-size: 14px; }
  .experience-focus { font-size: 12px; margin-top: 12px; gap: 5px; }
  .section-heading { display: block; margin-bottom: 24px; }
  .section-heading h2 { font-size: 29px; max-width: 430px; }
  .section-heading .eyebrow { font-size: 10px; }
  .section-description { margin-top: 16px; font-size: 13px; }
  .section-description br { display: none; }
  .work-key { font-size: 9px; gap: 12px; }
  .project-grid { grid-template-columns: 1fr; gap: 36px; }
  .project-visual { height: 215px; padding: 18px 20px; }
  .project-meta { margin-top: 17px; font-size: 11px; }
  .project h3 { font-size: 23px; min-height: 0; max-width: 100%; }
  .project-description { min-height: 0; font-size: 14px; margin-top: 12px; }
  .technology-line { margin-block: 13px 16px; }
  .visual-word { font-size: 24px; }
  .visual-word em { font-size: 31px; }
  .visual-meta { font-size: 9px; }
  .visual-caption { font-size: 8px; }
  .visual-composition img { right: -16px; width: 68%; opacity: .6; }
  .case-study { padding-inline: 15px; }
  .architecture-flow { gap: 6px; }
  .architecture-flow > span { padding: 8px 6px; font-size: 10px; }
  .architecture figcaption { font-size: 9px; }
  .expertise-grid { grid-template-columns: 1fr 1fr; gap: 28px 24px; }
  .skill-group h3 { font-size: 14px; margin-top: 12px; }
  .skill-group p { font-size: 12px; }
  .about-main { grid-template-columns: 1fr; gap: 26px; }
  .about-main h2 { font-size: 27px; }
  .about-main h2 em { font-size: 35px; }
  .about-copy { font-size: 14px; }
  .credentials { grid-template-columns: 1fr; gap: 26px; margin-top: 30px; padding-top: 26px; }
  .credentials h3 { font-size: 14px; }
  .community-section { grid-template-columns: 1fr; gap: 24px; padding-block: 30px 44px; }
  .community-copy h2 { font-size: 25px; }
  .channel-link { padding-block: 22px; }
  .channel-link h3 { font-size: 15px; }
  .contact-section { padding-block: 40px; }
  .contact-layout { grid-template-columns: 1fr; gap: 30px; }
  .contact-layout h2 { font-size: 48px; }
  .email-link > span:last-child { font-size: 22px; }
  .site-footer { min-height: 90px; flex-wrap: wrap; padding-block: 18px; gap: 8px 16px; font-size: 10px; }
  .site-footer > span { display: none; }
}
@media (max-width: 360px) {
  .wrap { width: calc(100% - 32px); }
  nav { gap: 16px; }
  .hero h1 { font-size: 57px; }
  .hero-topline .eyebrow { max-width: 180px; font-size: 8px; }
  .hero-position { font-size: 17px; }
  .hero-position > span:last-child { font-size: 15px; }
  .project-visual { padding-inline: 16px; }
  .visual-word { font-size: 21px; }
  .visual-word em { font-size: 28px; }
  .project-meta { font-size: 10px; }
  .work-key { font-size: 8px; }
  .architecture { padding-inline: 6px; }
  .architecture-flow { gap: 4px; }
  .architecture-flow > span { font-size: 9px; padding-inline: 4px; }
  .channel-link { gap: 10px; }
  .channel-link h3 { font-size: 13px; }
  .channel-link p { font-size: 11px; }
  .email-link > span:last-child { font-size: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}