:root {
  --ink: #07111f;
  --ink-soft: #0c1929;
  --panel: #0f1e30;
  --panel-2: #12243a;
  --line: rgba(177, 201, 225, 0.16);
  --line-strong: rgba(177, 201, 225, 0.28);
  --text: #eef5fb;
  --muted: #9bacc0;
  --teal: #28e0c1;
  --teal-rgb: 40, 224, 193;
  --blue: #5577ff;
  --blue-rgb: 85, 119, 255;
  --cloud: #f4f7fa;
  --dark-text: #0a1421;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
  --radius-sm: 14px;
  --radius: 22px;
  --radius-lg: 34px;
  --shell: min(1180px, calc(100% - 40px));
  --display: "Space Grotesk", "Aptos Display", sans-serif;
  --body: "Manrope", "Aptos", sans-serif;
  color-scheme: dark;
}

html[data-theme="light"] {
  --ink: #f4f7fa;
  --ink-soft: #edf2f7;
  --panel: #ffffff;
  --panel-2: #e8eef5;
  --line: rgba(10, 27, 44, 0.12);
  --line-strong: rgba(10, 27, 44, 0.22);
  --text: #0a1421;
  --muted: #526579;
  --shadow: 0 28px 70px rgba(33, 54, 78, 0.14);
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
  transition: background .35s ease, color .35s ease;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; }
svg { display: block; }
::selection { background: rgba(var(--teal-rgb), .32); color: var(--text); }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -70px; z-index: 1000; background: var(--teal); color: #02120f; padding: 10px 16px; border-radius: 0 0 10px 10px; font-weight: 700; transition: top .2s; }
.skip-link:focus { top: 0; }
.shell { width: var(--shell); margin-inline: auto; }

.scroll-progress { position: fixed; inset: 0 0 auto; height: 2px; z-index: 1001; pointer-events: none; }
.scroll-progress span { display: block; width: 0; height: 100%; background: linear-gradient(90deg, var(--teal), var(--blue)); }
.ambient { position: fixed; border-radius: 50%; filter: blur(120px); pointer-events: none; opacity: .12; z-index: -1; }
.ambient-one { width: 450px; height: 450px; background: var(--blue); top: 8%; right: -210px; }
.ambient-two { width: 380px; height: 380px; background: var(--teal); bottom: 5%; left: -220px; }

.site-header { position: fixed; inset: 0 0 auto; z-index: 100; border-bottom: 1px solid transparent; transition: background .3s, border-color .3s, box-shadow .3s; }
.site-header.scrolled { background: color-mix(in srgb, var(--ink) 86%, transparent); backdrop-filter: blur(18px); border-color: var(--line); box-shadow: 0 8px 36px rgba(0,0,0,.08); }
.nav { height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 12px; background: linear-gradient(145deg, rgba(var(--teal-rgb), .1), rgba(var(--blue-rgb), .06)); }
.brand-mark svg { width: 28px; height: 28px; fill: none; stroke: var(--teal); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.brand-mark circle { fill: var(--ink); }
.brand-type { display: grid; line-height: 1.15; }
.brand-type strong { font: 600 15px var(--display); letter-spacing: -.01em; }
.brand-type small { color: var(--muted); font-size: 10px; letter-spacing: .12em; text-transform: uppercase; margin-top: 4px; }
.nav-links { display: flex; align-items: center; gap: 30px; margin-left: auto; }
.nav-links a { position: relative; color: var(--muted); font-size: 13px; font-weight: 700; }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -8px; height: 2px; background: var(--teal); transition: right .25s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a:hover::after, .nav-links a.active::after { right: 0; }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-button { width: 40px; height: 40px; border: 1px solid var(--line); background: transparent; border-radius: 12px; display: grid; place-items: center; cursor: pointer; transition: border .2s, background .2s, transform .2s; }
.icon-button:hover { border-color: var(--line-strong); background: var(--panel); transform: translateY(-1px); }
.icon-button svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }
html[data-theme="dark"] .theme-toggle .sun, html[data-theme="light"] .theme-toggle .moon { display: none; }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid var(--line); background: transparent; border-radius: 12px; padding: 12px; cursor: pointer; }
.menu-toggle span:not(.sr-only) { display: block; height: 2px; background: currentColor; margin: 4px 0; transition: transform .25s, opacity .25s; }

.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 0 20px; border: 1px solid transparent; border-radius: 14px; font-weight: 800; font-size: 13px; letter-spacing: .01em; cursor: pointer; transition: transform .22s ease, box-shadow .22s ease, background .22s ease, border-color .22s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--teal); color: #041813; box-shadow: 0 14px 40px rgba(var(--teal-rgb), .18); }
.button-primary:hover { box-shadow: 0 18px 48px rgba(var(--teal-rgb), .28); }
.button-outline { border-color: var(--line-strong); color: var(--text); background: rgba(255,255,255,.02); }
.button-outline:hover, .button-ghost:hover { border-color: rgba(var(--teal-rgb), .55); }
.button-ghost { border-color: var(--line); background: transparent; color: var(--text); }
.button-small { min-height: 40px; border-radius: 12px; padding: 0 16px; font-size: 12px; }

.hero { min-height: 780px; padding-top: 152px; padding-bottom: 90px; display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(390px, .96fr); gap: 72px; align-items: center; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow span { width: 30px; height: 1px; background: var(--teal); }
.hero h1, .section-heading h2, .contact-section h2 { font-family: var(--display); letter-spacing: -.055em; line-height: .99; margin: 24px 0; }
.hero h1 { font-size: clamp(52px, 6.2vw, 86px); max-width: 780px; }
em { font-style: normal; color: var(--teal); }
.hero-lead { max-width: 650px; color: var(--muted); font-size: clamp(17px, 1.8vw, 21px); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; padding-top: 38px; margin-top: 42px; border-top: 1px solid var(--line); }
.hero-meta div { display: grid; gap: 2px; }
.hero-meta strong { font: 600 14px var(--display); }
.hero-meta span { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }

.hero-visual { perspective: 900px; }
.schematic-card { position: relative; min-height: 570px; overflow: hidden; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: linear-gradient(155deg, rgba(var(--blue-rgb), .13), transparent 35%), var(--panel); box-shadow: var(--shadow); transform-style: preserve-3d; transition: transform .16s ease-out, border-color .25s ease; }
.schematic-card.is-changing { border-color: rgba(var(--teal-rgb), .58); }
.schematic-card::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(to bottom, rgba(0,0,0,.78), transparent 86%); opacity: .45; }
.schematic-card::after { content: ""; position: absolute; width: 280px; height: 280px; border: 1px solid rgba(var(--teal-rgb), .18); border-radius: 50%; left: 50%; top: 49%; transform: translate(-50%,-50%); box-shadow: 0 0 0 50px rgba(var(--teal-rgb), .025), 0 0 0 100px rgba(var(--teal-rgb), .018); }
#circuit-canvas { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .65; }
.schematic-topline, .schematic-footer { position: relative; z-index: 3; display: flex; justify-content: space-between; align-items: center; color: var(--muted); font: 700 9px var(--display); letter-spacing: .15em; }
.schematic-topline { padding: 24px 26px; border-bottom: 1px solid var(--line); }
.live-status { display: inline-flex; align-items: center; gap: 8px; }
.live-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgba(var(--teal-rgb), .09), 0 0 18px var(--teal); animation: status 2s infinite; }
@keyframes status { 50% { box-shadow: 0 0 0 9px rgba(var(--teal-rgb), 0), 0 0 22px var(--teal); } }
.schematic-centre { position: relative; z-index: 3; min-height: 375px; display: grid; place-items: center; align-content: center; text-align: center; padding: 48px 60px 34px; }
.monogram { width: 130px; height: 130px; display: grid; place-items: center; border: 1px solid rgba(var(--teal-rgb), .48); border-radius: 38px; font: 600 52px var(--display); letter-spacing: -.08em; color: var(--teal); background: rgba(var(--teal-rgb), .04); box-shadow: inset 0 0 40px rgba(var(--teal-rgb), .06), 0 0 70px rgba(var(--teal-rgb), .08); }
.system-hotspot { cursor: pointer; transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease; }
.system-hotspot:hover, .system-hotspot:focus-visible { transform: translateY(-3px) scale(1.03); border-color: var(--teal); box-shadow: inset 0 0 40px rgba(var(--teal-rgb), .08), 0 0 90px rgba(var(--teal-rgb), .16); outline: 0; }
.schematic-copy { display: grid; gap: 8px; justify-items: center; margin-top: 24px; }
.schematic-copy span { color: var(--teal); font: 800 10px var(--display); letter-spacing: .14em; text-transform: uppercase; }
.schematic-copy p { max-width: 350px; color: var(--muted); font-size: 13px; margin: 0; transition: opacity .2s ease, transform .2s ease; }
.schematic-card.is-changing .schematic-copy p { opacity: .35; transform: translateY(4px); }
.system-meters { width: min(330px, 100%); display: grid; gap: 9px; margin-top: 22px; }
.system-meters div { display: grid; grid-template-columns: 92px 1fr; gap: 10px; align-items: center; color: var(--muted); font: 800 8px var(--display); letter-spacing: .12em; text-transform: uppercase; text-align: left; }
.system-meters i { height: 5px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.06); }
.system-meters i::before { content: ""; display: block; width: var(--level); height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--teal), var(--blue)); box-shadow: 0 0 16px rgba(var(--teal-rgb), .35); transition: width .35s ease; }
.schematic-tags { position: relative; z-index: 3; display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; padding: 0 24px 25px; }
.schematic-tags button, .schematic-tags span, .role-tags span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font: 700 9px var(--display); letter-spacing: .1em; }
.schematic-tags button { background: rgba(255,255,255,.018); cursor: pointer; transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease; }
.schematic-tags button:hover, .schematic-tags button:focus-visible, .schematic-tags button.active { background: rgba(var(--teal-rgb), .12); border-color: rgba(var(--teal-rgb), .62); color: var(--text); transform: translateY(-1px); outline: 0; }
.schematic-footer { padding: 19px 26px; border-top: 1px solid var(--line); }
.schematic-footer div { display: grid; gap: 3px; }
.schematic-footer div:last-child { text-align: right; }
.schematic-footer small { font-size: 8px; color: var(--muted); }
.schematic-footer strong { color: var(--text); font-size: 10px; letter-spacing: .06em; }

.trust-strip { overflow: hidden; border-block: 1px solid var(--line); background: rgba(255,255,255,.012); }
.marquee-mask { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee { width: max-content; display: flex; align-items: center; gap: 28px; padding: 20px 0; color: var(--muted); font: 600 11px var(--display); letter-spacing: .12em; text-transform: uppercase; animation: marquee 28s linear infinite; }
.marquee i { width: 5px; height: 5px; border-radius: 50%; background: var(--teal); opacity: .75; }
@keyframes marquee { to { transform: translateX(-50%); } }

.section { padding-top: 128px; padding-bottom: 128px; }
.section-label { display: flex; align-items: center; gap: 12px; color: var(--muted); font: 700 11px var(--display); letter-spacing: .12em; text-transform: uppercase; }
.section-label span { color: var(--teal); }
.intro { display: grid; grid-template-columns: 180px 1fr; gap: 60px; }
.intro-copy { display: grid; gap: 50px; }
.statement { max-width: 980px; font: 500 clamp(30px, 4vw, 52px)/1.23 var(--display); letter-spacing: -.038em; margin: 0; }
.intro-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; max-width: 920px; margin-left: auto; color: var(--muted); }
.intro-detail p { margin: 0; }
.section-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: 48px; }
.section-heading h2 { font-size: clamp(42px, 5vw, 66px); margin-bottom: 0; }
.section-heading > p { max-width: 420px; color: var(--muted); margin-bottom: 6px; }
.filter-bar { display: flex; gap: 8px; margin-bottom: 24px; overflow-x: auto; scrollbar-width: none; }
.filter-bar::-webkit-scrollbar { display: none; }
.filter { flex-shrink: 0; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--line); background: transparent; color: var(--muted); font-size: 12px; font-weight: 800; cursor: pointer; transition: .2s ease; }
.filter:hover, .filter.active { background: var(--teal); color: #041813; border-color: var(--teal); }
.expertise-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.expertise-card { min-height: 380px; position: relative; display: flex; flex-direction: column; padding: 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.01); transition: background .25s, transform .25s, opacity .25s; }
.expertise-card::after { content: ""; position: absolute; inset: auto 30px 0; height: 2px; background: linear-gradient(90deg, var(--teal), var(--blue)); transform: scaleX(0); transform-origin: left; transition: transform .3s ease; }
.expertise-card:hover { background: var(--panel); transform: translateY(-3px); }
.expertise-card:hover::after { transform: scaleX(1); }
.expertise-card.filtered-out { display: none; }
.card-index { color: var(--muted); font: 700 10px var(--display); letter-spacing: .12em; }
.card-icon { width: 60px; height: 60px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 17px; margin: 42px 0 28px; background: rgba(var(--teal-rgb), .035); }
.card-icon svg { width: 31px; height: 31px; fill: none; stroke: var(--teal); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.expertise-card h3 { font: 600 23px var(--display); letter-spacing: -.02em; margin: 0 0 12px; }
.expertise-card p { color: var(--muted); font-size: 13px; margin: 0 0 24px; }
.expertise-card ul { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: auto 0 0; list-style: none; }
.expertise-card li { padding: 6px 9px; border-radius: 8px; background: var(--ink-soft); color: var(--muted); font-size: 10px; font-weight: 700; }

.experience-section { background: var(--ink-soft); border-block: 1px solid var(--line); }
.timeline { border-top: 1px solid var(--line); }
.role { border-bottom: 1px solid var(--line); }
.role-summary { width: 100%; display: grid; grid-template-columns: 180px 1fr 40px; gap: 30px; align-items: center; padding: 30px 0; border: 0; background: transparent; text-align: left; cursor: pointer; }
.role-years { color: var(--teal); font: 700 11px var(--display); letter-spacing: .1em; }
.role-main { display: grid; gap: 4px; }
.role-main strong { font: 600 clamp(20px, 2.5vw, 31px) var(--display); letter-spacing: -.025em; }
.role-main small { color: var(--muted); font-size: 13px; }
.role-toggle { width: 30px; height: 30px; position: relative; border: 1px solid var(--line); border-radius: 50%; }
.role-toggle::before, .role-toggle::after { content: ""; position: absolute; width: 10px; height: 1px; background: currentColor; left: 9px; top: 14px; transition: transform .25s; }
.role-toggle::after { transform: rotate(90deg); }
.role.active .role-toggle::after { transform: rotate(0); }
.role-content { overflow: hidden; }
.role-content-inner { display: grid; grid-template-columns: .7fr 1.3fr; gap: 60px; padding: 0 70px 42px 210px; color: var(--muted); }
.role-content-inner p { margin: 0; font-size: 16px; }
.role-content-inner ul { margin: 0; padding-left: 18px; font-size: 13px; }
.role-content-inner li + li { margin-top: 9px; }
.role-tags { grid-column: 2; display: flex; flex-wrap: wrap; gap: 6px; }

.development-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 24px; }
.development-side { display: grid; gap: 14px; }
.education-stack { display: grid; gap: 12px; }
.education-card { position: relative; padding: 28px 30px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,255,255,.012); overflow: hidden; transition: transform .25s, background .25s; }
.education-card::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: linear-gradient(var(--teal), var(--blue)); transform: scaleY(.25); transform-origin: top; transition: transform .3s; }
.education-card:hover { transform: translateX(5px); background: var(--panel); }
.education-card:hover::before { transform: scaleY(1); }
.education-year { color: var(--teal); font: 700 10px var(--display); letter-spacing: .12em; }
.education-card h3 { font: 600 clamp(18px, 2.2vw, 25px) var(--display); letter-spacing: -.025em; margin: 10px 0 5px; }
.education-card p { color: var(--muted); margin: 0; font-size: 13px; }
.cpd-panel { display: flex; flex-direction: column; padding: 30px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: linear-gradient(155deg, rgba(var(--blue-rgb), .11), transparent 38%), var(--panel); }
.cpd-heading { display: flex; justify-content: space-between; align-items: center; padding-bottom: 18px; border-bottom: 1px solid var(--line); font: 600 16px var(--display); }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 18px var(--teal); }
.cpd-list { display: grid; }
.cpd-list div { display: grid; grid-template-columns: .7fr 1.3fr; gap: 15px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.cpd-list strong { font-size: 12px; }
.cpd-list span { color: var(--muted); font-size: 11px; }
.membership-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 26px; }
.membership-row span { padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; font: 700 9px var(--display); letter-spacing: .08em; color: var(--muted); }
.course-list { display: grid; }
.course-list div { display: grid; gap: 4px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.course-list small { color: var(--teal); font: 800 9px var(--display); letter-spacing: .12em; text-transform: uppercase; }
.course-list strong { font: 600 13px/1.32 var(--display); letter-spacing: -.01em; }
.course-list span { color: var(--muted); font-size: 11px; }

.principles { display: grid; grid-template-columns: 180px 1fr; gap: 60px; }
.principles-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.principles article { padding-top: 20px; border-top: 1px solid var(--line-strong); }
.principles article > span { color: var(--teal); font: 700 10px var(--display); letter-spacing: .1em; }
.principles h3 { font: 600 25px/1.2 var(--display); letter-spacing: -.03em; margin: 30px 0 14px; }
.principles p { color: var(--muted); font-size: 13px; margin: 0; }

.contact-section { position: relative; overflow: hidden; padding: 110px 0; background: var(--cloud); color: var(--dark-text); }
.contact-section::before { content: ""; position: absolute; width: 520px; height: 520px; border: 1px solid rgba(7,17,31,.1); border-radius: 50%; right: -190px; top: -180px; box-shadow: 0 0 0 80px rgba(7,17,31,.025), 0 0 0 160px rgba(7,17,31,.018); }
.contact-inner { position: relative; display: grid; grid-template-columns: 1fr .65fr; gap: 90px; align-items: end; }
.contact-section .section-label { color: #607084; }
.contact-section .section-label span { color: #0c9c87; }
.contact-section h2 { font-size: clamp(44px, 6vw, 76px); margin-bottom: 0; }
.contact-section em { color: #0a9e88; }
.contact-actions { display: grid; gap: 10px; }
.contact-chat { display: grid; gap: 8px; padding: 18px; border: 1px solid rgba(7,17,31,.14); border-radius: 18px; background: rgba(255,255,255,.62); box-shadow: 0 18px 44px rgba(33, 54, 78, .08); }
.contact-chat small { color: #0a9e88; font-size: 10px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.contact-chat strong { max-width: 310px; font: 600 20px/1.22 var(--display); letter-spacing: -.025em; }
.contact-chat .button { justify-self: start; margin-top: 8px; }
.contact-link { display: grid; grid-template-columns: 1fr auto; padding: 15px 0; border-bottom: 1px solid rgba(7,17,31,.15); }
.contact-link small { grid-column: 1; color: #647589; font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.contact-link strong { grid-column: 1; font: 600 20px var(--display); margin-top: 3px; }
.contact-link span { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-size: 22px; transition: transform .2s; }
.contact-link:hover span { transform: translate(3px,-3px); }
.contact-actions .button { justify-self: start; margin-top: 16px; }

.chat-section { padding-top: 118px; }
.chat-preview { display: grid; grid-template-columns: 1fr minmax(260px, .52fr) auto; gap: 28px; align-items: center; padding: 32px; border: 1px solid var(--line-strong); border-radius: var(--radius); background: linear-gradient(155deg, rgba(var(--teal-rgb), .08), transparent 34%), var(--panel); box-shadow: var(--shadow); }
.chat-preview-copy { display: grid; gap: 14px; }
.chat-preview-copy h3 { max-width: 620px; margin: 0; font: 600 clamp(24px, 3vw, 36px)/1.12 var(--display); letter-spacing: -.035em; }
.chat-preview-copy p { max-width: 620px; margin: 0; color: var(--muted); font-size: 13px; }
.chat-suggestions, .chat-quick-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.chat-suggestions { justify-content: flex-end; }
.chat-suggestions button, .chat-quick-actions button { border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.02); color: var(--muted); cursor: pointer; font-size: 11px; font-weight: 800; padding: 8px 11px; transition: background .2s, border-color .2s, color .2s, transform .2s; }
.chat-suggestions button:hover, .chat-quick-actions button:hover { border-color: rgba(var(--teal-rgb), .55); color: var(--text); transform: translateY(-1px); }

.site-footer { padding: 42px 0; border-top: 1px solid var(--line); }
.footer-inner { display: grid; grid-template-columns: 1fr auto; gap: 26px; align-items: center; }
.footer-links { display: flex; gap: 22px; color: var(--muted); font-size: 12px; font-weight: 700; }
.footer-links a:hover { color: var(--teal); }
.footer-inner > p { grid-column: 1 / -1; color: var(--muted); font-size: 10px; margin: 0; padding-top: 20px; border-top: 1px solid var(--line); }

.toast { position: fixed; z-index: 300; left: 50%; bottom: 24px; transform: translate(-50%, 30px); opacity: 0; pointer-events: none; padding: 11px 16px; border-radius: 10px; background: var(--text); color: var(--ink); font-weight: 800; font-size: 12px; box-shadow: var(--shadow); transition: .25s ease; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }

.chat-widget { position: fixed; right: 22px; bottom: 22px; z-index: 250; display: grid; justify-items: end; gap: 12px; pointer-events: none; }
.chat-launcher, .chat-panel { pointer-events: auto; }
.chat-launcher { min-height: 52px; display: inline-flex; align-items: center; gap: 10px; padding: 6px 16px 6px 7px; border: 1px solid var(--line-strong); border-radius: 18px; background: color-mix(in srgb, var(--panel) 92%, transparent); color: var(--text); box-shadow: var(--shadow); cursor: pointer; font-size: 13px; font-weight: 900; backdrop-filter: blur(18px); transition: transform .22s ease, border-color .22s ease, background .22s ease; }
.chat-launcher:hover { transform: translateY(-2px); border-color: rgba(var(--teal-rgb), .5); }
.chat-launcher-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 14px; background: var(--teal); color: #041813; }
.chat-launcher-icon svg, .chat-form button svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.chat-panel { width: min(390px, calc(100vw - 28px)); overflow: hidden; border: 1px solid var(--line-strong); border-radius: 24px; background: color-mix(in srgb, var(--panel) 96%, transparent); color: var(--text); box-shadow: var(--shadow); backdrop-filter: blur(22px); }
.chat-panel[hidden] { display: none; }
.chat-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 18px 14px; border-bottom: 1px solid var(--line); }
.chat-header > div { display: grid; gap: 5px; }
.chat-header strong { font: 600 18px var(--display); letter-spacing: -.02em; }
.chat-header .live-status { font-size: 8px; letter-spacing: .16em; color: var(--muted); }
.chat-close svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.chat-messages { max-height: 360px; display: grid; gap: 10px; overflow-y: auto; padding: 18px; scrollbar-width: thin; }
.chat-message { max-width: 86%; padding: 11px 13px; border: 1px solid var(--line); border-radius: 16px; font-size: 13px; line-height: 1.5; }
.chat-message p { margin: 0; }
.chat-message.assistant { justify-self: start; background: rgba(255,255,255,.025); color: var(--muted); border-top-left-radius: 6px; }
.chat-message.user { justify-self: end; background: var(--teal); border-color: var(--teal); color: #041813; border-top-right-radius: 6px; font-weight: 700; }
.chat-message a { color: var(--teal); font-weight: 900; text-decoration: underline; text-underline-offset: 3px; }
.chat-quick-actions { padding: 0 18px 14px; }
.chat-form { display: grid; grid-template-columns: 1fr 44px; gap: 8px; padding: 14px; border-top: 1px solid var(--line); background: rgba(255,255,255,.018); }
.chat-form input { min-width: 0; height: 44px; border: 1px solid var(--line); border-radius: 14px; background: var(--ink-soft); color: var(--text); padding: 0 13px; outline: 0; font-size: 13px; }
.chat-form input:focus { border-color: rgba(var(--teal-rgb), .65); box-shadow: 0 0 0 4px rgba(var(--teal-rgb), .08); }
.chat-form button { width: 44px; height: 44px; display: grid; place-items: center; border: 0; border-radius: 14px; background: var(--teal); color: #041813; cursor: pointer; }

.admin-page { min-height: 100vh; background: var(--ink); }
.admin-main { width: min(1120px, calc(100% - 32px)); margin: 0 auto; padding: 58px 0; }
.admin-hero { display: flex; justify-content: space-between; gap: 24px; align-items: flex-end; padding-bottom: 28px; border-bottom: 1px solid var(--line); }
.admin-hero h1 { margin: 10px 0 0; font: 600 clamp(38px, 6vw, 66px)/1 var(--display); letter-spacing: -.055em; }
.admin-hero p { max-width: 560px; color: var(--muted); margin: 14px 0 0; }
.admin-shell { display: grid; gap: 18px; margin-top: 26px; }
.admin-card { border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--panel); box-shadow: var(--shadow); padding: 24px; }
.admin-card[hidden] { display: none; }
.admin-form { display: grid; gap: 14px; }
.admin-form label, .admin-editor label { display: grid; gap: 7px; color: var(--muted); font-size: 11px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.admin-form input, .admin-editor input, .admin-editor textarea { width: 100%; border: 1px solid var(--line); border-radius: 12px; background: var(--ink-soft); color: var(--text); padding: 12px 13px; outline: 0; font: 500 14px var(--body); text-transform: none; letter-spacing: 0; }
.admin-form input:focus, .admin-editor input:focus, .admin-editor textarea:focus { border-color: rgba(var(--teal-rgb), .65); box-shadow: 0 0 0 4px rgba(var(--teal-rgb), .08); }
.admin-editor textarea { min-height: 92px; resize: vertical; }
.admin-toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; }
.admin-status { color: var(--muted); font-size: 12px; min-height: 20px; }
.admin-section { display: grid; gap: 12px; padding-top: 20px; margin-top: 20px; border-top: 1px solid var(--line); }
.admin-section h2 { margin: 0; font: 600 24px var(--display); letter-spacing: -.03em; }
.admin-list { display: grid; gap: 10px; }
.admin-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: 10px; align-items: start; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.018); }
.admin-row.job { grid-template-columns: .38fr .7fr .9fr auto; }
.admin-row.course { grid-template-columns: .35fr 1fr 1fr auto; }
.admin-row textarea { grid-column: 1 / -2; }
.admin-row .wide { grid-column: 1 / -2; }
.admin-row button { min-height: 42px; }
.admin-help { color: var(--muted); font-size: 12px; margin: 0; }
.admin-error { color: #ff7f9b; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1); transition-delay: var(--delay, 0ms); }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  :root { --shell: min(100% - 32px, 760px); }
  .desktop-cv { display: none; }
  .menu-toggle { display: block; order: 3; }
  .nav-actions { margin-left: auto; }
  .nav-links { position: fixed; inset: 82px 0 0; display: flex; flex-direction: column; align-items: flex-start; gap: 0; padding: 30px 20px; background: var(--ink); transform: translateX(100%); visibility: hidden; transition: transform .3s ease, visibility .3s; }
  .nav-links.open { transform: none; visibility: visible; }
  .nav-links a { width: 100%; padding: 18px 4px; border-bottom: 1px solid var(--line); font: 600 28px var(--display); color: var(--text); }
  .nav-links a::after { display: none; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .hero { grid-template-columns: 1fr; gap: 58px; padding-top: 132px; }
  .hero-copy { max-width: 760px; }
  .schematic-card { min-height: 520px; }
  .intro, .principles { grid-template-columns: 1fr; gap: 35px; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .role-content-inner { padding-left: 0; padding-right: 0; }
  .development-grid { grid-template-columns: 1fr; }
  .chat-preview { grid-template-columns: 1fr; align-items: start; }
  .chat-suggestions { justify-content: flex-start; }
  .chat-preview .button { justify-self: start; }
  .contact-inner { grid-template-columns: 1fr; gap: 60px; }
}

@media (max-width: 680px) {
  :root { --shell: calc(100% - 28px); }
  body { font-size: 15px; }
  .nav { height: 72px; }
  .nav-links { top: 72px; }
  .brand-mark { width: 38px; height: 38px; border-radius: 11px; }
  .brand-type small { display: none; }
  .hero { min-height: auto; padding-top: 126px; padding-bottom: 70px; }
  .hero h1 { font-size: clamp(47px, 15vw, 70px); }
  .hero-lead { font-size: 16px; }
  .hero-actions .button { width: 100%; }
  .hero-meta { gap: 10px; }
  .hero-meta strong { font-size: 12px; }
  .hero-meta span { font-size: 8px; }
  .schematic-card { min-height: 450px; border-radius: 24px; }
  .schematic-centre { min-height: 295px; padding: 40px 28px; }
  .monogram { width: 105px; height: 105px; border-radius: 30px; font-size: 42px; }
  .schematic-footer { gap: 16px; }
  .section { padding-top: 90px; padding-bottom: 90px; }
  .intro-detail { grid-template-columns: 1fr; gap: 20px; }
  .section-heading { margin-bottom: 34px; }
  .section-heading h2 { font-size: 44px; }
  .expertise-grid { grid-template-columns: 1fr; }
  .expertise-card { min-height: 330px; }
  .role-summary { grid-template-columns: 1fr 34px; gap: 12px; }
  .role-years { grid-column: 1; }
  .role-main { grid-column: 1; }
  .role-toggle { grid-column: 2; grid-row: 1 / span 2; }
  .role-content-inner { grid-template-columns: 1fr; gap: 24px; padding: 0 0 32px; }
  .role-tags { grid-column: 1; }
  .principles-grid { grid-template-columns: 1fr; }
  .chat-section { padding-top: 90px; }
  .chat-preview { padding: 24px; border-radius: 22px; }
  .chat-preview .button { width: 100%; }
  .chat-widget { right: 14px; bottom: 14px; left: 14px; }
  .chat-launcher { justify-self: end; }
  .chat-panel { width: 100%; border-radius: 22px; }
  .chat-messages { max-height: min(350px, 48vh); }
  .admin-main { padding: 32px 0; }
  .admin-hero { align-items: flex-start; flex-direction: column; }
  .admin-card { padding: 18px; }
  .admin-row, .admin-row.job, .admin-row.course { grid-template-columns: 1fr; }
  .admin-row textarea, .admin-row .wide { grid-column: 1; }
  .contact-section { padding: 85px 0; }
  .contact-link strong { font-size: 17px; word-break: break-word; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
  .footer-inner > p { grid-column: 1; }
}

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