@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
    --ink: #081c30;
    --ink-soft: #0f2b44;
    --blue: #087fc9;
    --blue-bright: #56c7ed;
    --mint: #a9e8c8;
    --mint-strong: #6ed4a5;
    --paper: #f4f8fa;
    --white: #ffffff;
    --text: #142b3d;
    --muted: #5e7483;
    --line: #d7e4e9;
    --line-dark: rgba(196, 224, 232, 0.22);
    --shadow: 0 18px 50px rgba(8, 28, 48, 0.11);
    --radius: 18px;
    --max-width: 1240px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 16px;
}

body {
    margin: 0;
    color: var(--text);
    background: var(--paper);
    font-family: 'Manrope', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body.menu-open {
    overflow: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

img {
    display: block;
    max-width: 100%;
}

::selection {
    color: var(--ink);
    background: var(--mint);
}

.site-header {
    position: sticky;
    z-index: 20;
    top: 0;
    border-bottom: 1px solid rgba(8, 28, 48, 0.08);
    background: rgba(244, 248, 250, 0.9);
    backdrop-filter: blur(18px);
    transition: box-shadow 220ms ease, background 220ms ease;
}

.site-header.is-scrolled {
    box-shadow: 0 8px 30px rgba(8, 28, 48, 0.09);
    background: rgba(244, 248, 250, 0.97);
}

.header-inner,
.container,
.footer-inner {
    width: min(calc(100% - 48px), var(--max-width));
    margin: 0 auto;
}

.header-inner {
    display: flex;
    min-height: 84px;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand {
    flex: 0 0 auto;
}

.brand img {
    width: 190px;
    height: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: auto;
}

.site-nav a {
    position: relative;
    color: #3a5261;
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    transition: color 180ms ease;
}

.site-nav a::after {
    position: absolute;
    right: 0;
    bottom: -9px;
    left: 0;
    height: 2px;
    content: '';
    background: var(--blue);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.site-nav a[aria-current='page'] {
    color: var(--ink);
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.site-nav a[aria-current='page']::after {
    transform: scaleX(1);
    transform-origin: left;
}

.header-cta,
.button {
    display: inline-flex;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 21px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.02em;
    line-height: 1;
    transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.header-cta {
    color: var(--ink);
    background: var(--mint);
}

.header-cta:hover,
.header-cta:focus-visible,
.button:hover,
.button:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(8, 28, 48, 0.13);
}

.header-cta:hover,
.header-cta:focus-visible {
    background: var(--mint-strong);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 50%;
    color: var(--ink);
    background: var(--white);
    cursor: pointer;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
    display: block;
    width: 17px;
    height: 2px;
    margin: 4px auto;
    content: '';
    background: currentColor;
    transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle[aria-expanded='true'] span {
    opacity: 0;
}

.menu-toggle[aria-expanded='true']::before {
    transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded='true']::after {
    transform: translateY(-6px) rotate(-45deg);
}

.hero {
    position: relative;
    overflow: hidden;
    color: var(--white);
    background: var(--ink);
}

.hero::before,
.hero::after {
    position: absolute;
    border-radius: 50%;
    content: '';
    pointer-events: none;
}

.hero::before {
    top: -260px;
    right: -150px;
    width: 660px;
    height: 660px;
    background: radial-gradient(circle, rgba(86, 199, 237, 0.18) 0%, rgba(86, 199, 237, 0) 68%);
}

.hero::after {
    bottom: -360px;
    left: -280px;
    width: 720px;
    height: 720px;
    background: radial-gradient(circle, rgba(169, 232, 200, 0.1) 0%, rgba(169, 232, 200, 0) 70%);
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    width: min(calc(100% - 48px), var(--max-width));
    min-height: 690px;
    margin: 0 auto;
    align-items: center;
    grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
    gap: clamp(50px, 7vw, 110px);
    padding: 88px 0 96px;
}

.eyebrow,
.mono-label {
    color: var(--blue-bright);
    font-family: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.68rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    line-height: 1.4;
    text-transform: uppercase;
}

.hero .eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero .eyebrow::before {
    display: block;
    width: 30px;
    height: 1px;
    content: '';
    background: var(--mint-strong);
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    color: var(--ink);
    font-family: 'Space Grotesk', 'Manrope', sans-serif;
    font-weight: 600;
    letter-spacing: -0.045em;
    line-height: 1.05;
}

.hero h1 {
    max-width: 720px;
    margin: 22px 0 26px;
    color: var(--white);
    font-size: clamp(3.4rem, 6vw, 5.7rem);
    letter-spacing: -0.065em;
}

.hero h1 .accent {
    color: var(--mint);
}

.hero-lede {
    max-width: 620px;
    margin-bottom: 32px;
    color: #bed2dc;
    font-size: clamp(1.05rem, 1.8vw, 1.28rem);
    line-height: 1.65;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}

.button-primary {
    color: var(--ink);
    background: var(--mint);
}

.button-primary:hover,
.button-primary:focus-visible {
    background: var(--mint-strong);
}

.button-quiet {
    border-color: rgba(196, 224, 232, 0.35);
    color: var(--white);
    background: transparent;
}

.button-quiet:hover,
.button-quiet:focus-visible {
    border-color: var(--mint);
    color: var(--mint);
    background: rgba(169, 232, 200, 0.06);
}

.hero-note {
    display: flex;
    align-items: center;
    gap: 11px;
    color: #8eabb9;
    font-family: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.68rem;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.hero-note::before {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    content: '';
    background: var(--mint-strong);
    box-shadow: 0 0 0 5px rgba(110, 212, 165, 0.12);
}

.map-card {
    position: relative;
    min-height: 500px;
    padding: 18px;
    border: 1px solid rgba(196, 224, 232, 0.23);
    border-radius: 24px;
    background: linear-gradient(145deg, rgba(22, 58, 82, 0.82), rgba(7, 25, 43, 0.75));
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.map-card::before {
    position: absolute;
    top: 18px;
    right: 18px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    content: '';
    background: var(--mint-strong);
    box-shadow: 0 0 0 5px rgba(110, 212, 165, 0.14);
}

.map-topline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 7px;
}

.map-topline .mono-label:last-child {
    color: #87a8b8;
    font-size: 0.6rem;
}

.map-stage {
    position: relative;
    min-height: 430px;
    margin-top: 13px;
    overflow: hidden;
    border: 1px solid rgba(196, 224, 232, 0.1);
    border-radius: 17px;
    background-color: rgba(3, 18, 32, 0.42);
    background-image: linear-gradient(rgba(169, 232, 200, 0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(169, 232, 200, 0.06) 1px, transparent 1px);
    background-size: 35px 35px;
}

.map-stage svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

.map-stage path {
    fill: none;
    stroke: rgba(169, 232, 200, 0.28);
    stroke-width: 1.5;
    vector-effect: non-scaling-stroke;
}

.map-stage path.flow {
    stroke: var(--mint-strong);
    stroke-dasharray: 5 12;
    stroke-width: 2;
    animation: signal-flow 3.6s linear infinite;
}

.map-node {
    position: absolute;
    width: 116px;
    padding: 11px 10px 10px;
    border: 1px solid rgba(196, 224, 232, 0.2);
    border-radius: 10px;
    color: #dcebf0;
    background: rgba(8, 28, 48, 0.86);
    box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.64rem;
    letter-spacing: 0.02em;
    line-height: 1.35;
}

.map-node strong {
    display: block;
    margin-bottom: 4px;
    color: var(--mint);
    font-size: 0.66rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.map-node::before {
    display: block;
    width: 6px;
    height: 6px;
    margin-bottom: 8px;
    border: 1px solid var(--mint);
    border-radius: 50%;
    content: '';
}

.map-node-center {
    top: 50%;
    left: 50%;
    width: 142px;
    padding: 17px 16px 15px;
    border-color: rgba(169, 232, 200, 0.52);
    background: linear-gradient(135deg, rgba(17, 68, 84, 0.95), rgba(8, 38, 57, 0.95));
    transform: translate(-50%, -50%);
}

.map-node-center strong {
    color: var(--white);
}

.map-node-center::before {
    background: var(--mint-strong);
    box-shadow: 0 0 0 5px rgba(110, 212, 165, 0.12);
}

.map-node-one {
    top: 10%;
    left: 8%;
}

.map-node-two {
    top: 10%;
    right: 8%;
}

.map-node-three {
    bottom: 10%;
    left: 8%;
}

.map-node-four {
    right: 8%;
    bottom: 10%;
}

.map-caption {
    position: absolute;
    right: 26px;
    bottom: 25px;
    left: 26px;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    color: #8eabb9;
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.6rem;
    letter-spacing: 0.05em;
    line-height: 1.4;
    text-transform: uppercase;
}

.map-caption span:last-child {
    color: var(--mint);
}

@keyframes signal-flow {
    to {
        stroke-dashoffset: -34;
    }
}

.signal-strip {
    border-bottom: 1px solid var(--line-dark);
    color: #bcd1da;
    background: var(--ink-soft);
}

.signal-strip-inner {
    display: grid;
    width: min(calc(100% - 48px), var(--max-width));
    margin: 0 auto;
    grid-template-columns: repeat(4, 1fr);
}

.signal-strip-item {
    display: flex;
    min-height: 74px;
    align-items: center;
    gap: 12px;
    padding: 0 22px;
    border-left: 1px solid var(--line-dark);
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    line-height: 1.35;
    text-transform: uppercase;
}

.signal-strip-item:last-child {
    border-right: 1px solid var(--line-dark);
}

.signal-strip-item::before {
    width: 5px;
    height: 5px;
    flex: 0 0 auto;
    border-radius: 50%;
    content: '';
    background: var(--mint-strong);
}

.section {
    padding: 125px 0;
}

.section-muted {
    background: #eaf2f5;
}

.section-dark {
    color: #c8dce4;
    background: var(--ink);
}

.section-dark h2,
.section-dark h3 {
    color: var(--white);
}

.section-heading {
    display: grid;
    max-width: 1020px;
    align-items: start;
    grid-template-columns: minmax(170px, 0.35fr) minmax(0, 1fr);
    gap: clamp(30px, 6vw, 96px);
    margin-bottom: 62px;
}

.section-heading .eyebrow,
.section-heading .mono-label {
    margin-top: 9px;
}

.section-heading h2 {
    max-width: 710px;
    margin-bottom: 18px;
    font-size: clamp(2.35rem, 4.3vw, 4.1rem);
}

.section-heading p {
    max-width: 670px;
    margin-bottom: 0;
    color: var(--muted);
    font-size: 1.04rem;
}

.section-dark .section-heading p {
    color: #9db7c3;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.capability-card {
    position: relative;
    display: flex;
    min-height: 300px;
    flex-direction: column;
    padding: 30px 32px 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.68);
    transition: border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease, background 200ms ease;
}

.capability-card::before {
    position: absolute;
    top: -1px;
    right: 26px;
    left: 26px;
    height: 3px;
    border-radius: 0 0 4px 4px;
    content: '';
    background: var(--blue);
    opacity: 0.35;
    transition: opacity 200ms ease, background 200ms ease;
}

.capability-card:nth-child(2)::before {
    background: var(--mint-strong);
}

.capability-card:nth-child(3)::before {
    background: var(--ink);
}

.capability-card:nth-child(4)::before {
    background: #7eabc0;
}

.capability-card:hover,
.capability-card:focus-within {
    border-color: rgba(8, 127, 201, 0.34);
    background: var(--white);
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.capability-card:hover::before,
.capability-card:focus-within::before {
    opacity: 1;
}

.card-kicker {
    margin-bottom: 52px;
    color: var(--muted);
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.64rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.capability-card h3 {
    max-width: 390px;
    margin-bottom: 13px;
    font-size: clamp(1.45rem, 2.3vw, 2rem);
}

.capability-card p {
    max-width: 460px;
    margin-bottom: 24px;
    color: var(--muted);
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-top: auto;
    color: var(--blue);
    font-size: 0.82rem;
    font-weight: 800;
}

.card-link::after {
    content: '↗';
    font-size: 1.05rem;
    transition: transform 180ms ease;
}

.card-link:hover::after,
.card-link:focus-visible::after {
    transform: translate(3px, -3px);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    border-top: 1px solid var(--line-dark);
    border-bottom: 1px solid var(--line-dark);
}

.process-item {
    min-height: 250px;
    padding: 30px 34px 34px 0;
}

.process-item + .process-item {
    padding-left: 34px;
    border-left: 1px solid var(--line-dark);
}

.process-item .mono-label {
    display: block;
    margin-bottom: 64px;
    color: var(--mint);
}

.process-item h3 {
    margin-bottom: 11px;
    font-size: 1.6rem;
}

.process-item p {
    max-width: 290px;
    margin-bottom: 0;
    color: #9db7c3;
    font-size: 0.94rem;
}

.range-layout {
    display: grid;
    align-items: start;
    grid-template-columns: 0.8fr 1.2fr;
    gap: clamp(40px, 8vw, 140px);
}

.range-layout h2 {
    margin-bottom: 0;
    font-size: clamp(2.3rem, 4vw, 4rem);
}

.range-copy p {
    max-width: 620px;
    margin-bottom: 24px;
    color: var(--muted);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.tag-list li {
    padding: 8px 11px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--text);
    background: rgba(255, 255, 255, 0.42);
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.67rem;
    letter-spacing: 0.04em;
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.proof-card {
    min-height: 185px;
    padding: 23px 22px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.58);
}

.proof-card .mono-label {
    display: block;
    margin-bottom: 35px;
    color: var(--blue);
}

.proof-card p {
    margin-bottom: 0;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 700;
    line-height: 1.45;
}

.cta-panel {
    display: flex;
    min-height: 290px;
    align-items: end;
    justify-content: space-between;
    gap: 34px;
    padding: 38px 42px;
    border-radius: 22px;
    background: var(--mint);
}

.cta-panel h2 {
    max-width: 700px;
    margin-bottom: 15px;
    font-size: clamp(2.15rem, 4vw, 3.8rem);
}

.cta-panel p {
    max-width: 570px;
    margin-bottom: 0;
    color: #315568;
}

.button-dark {
    flex: 0 0 auto;
    color: var(--white);
    background: var(--ink);
}

.button-dark:hover,
.button-dark:focus-visible {
    background: var(--ink-soft);
}

.page-hero {
    padding: 105px 0 110px;
    color: var(--white);
    background: var(--ink);
}

.page-hero-inner {
    width: min(calc(100% - 48px), var(--max-width));
    margin: 0 auto;
}

.page-hero h1 {
    max-width: 840px;
    margin: 22px 0 21px;
    color: var(--white);
    font-size: clamp(3rem, 6vw, 5.5rem);
}

.page-hero p {
    max-width: 690px;
    margin-bottom: 0;
    color: #bdd2dc;
    font-size: 1.15rem;
}

.capability-list {
    display: grid;
    gap: 0;
    border-top: 1px solid var(--line);
}

.capability-row {
    display: grid;
    grid-template-columns: minmax(190px, 0.45fr) minmax(0, 1fr) minmax(235px, 0.7fr);
    gap: 34px;
    padding: 38px 0 42px;
    border-bottom: 1px solid var(--line);
    scroll-margin-top: 104px;
}

.capability-row .mono-label {
    margin-top: 6px;
    color: var(--blue);
}

.capability-row h2 {
    margin-bottom: 12px;
    font-size: clamp(1.55rem, 2.5vw, 2.15rem);
}

.capability-row p {
    max-width: 520px;
    margin-bottom: 0;
    color: var(--muted);
}

.capability-row ul {
    margin: 3px 0 0;
    padding: 0;
    list-style: none;
}

.capability-row li {
    position: relative;
    padding: 0 0 10px 18px;
    color: var(--text);
    font-size: 0.9rem;
    line-height: 1.45;
}

.capability-row li::before {
    position: absolute;
    top: 0.65em;
    left: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    content: '';
    background: var(--mint-strong);
}

.deliverables {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--line-dark);
    border-radius: 16px;
    background: var(--line-dark);
}

.deliverable {
    min-height: 178px;
    padding: 23px;
    background: var(--ink-soft);
}

.deliverable .mono-label {
    display: block;
    margin-bottom: 30px;
    color: var(--mint);
}

.deliverable p {
    margin-bottom: 0;
    color: #d0e0e6;
    font-size: 0.9rem;
    font-weight: 700;
    line-height: 1.45;
}

.about-layout {
    display: grid;
    align-items: start;
    grid-template-columns: minmax(180px, 0.55fr) minmax(0, 1.45fr);
    gap: clamp(40px, 10vw, 160px);
}

.about-lead {
    margin-bottom: 0;
    color: var(--ink);
    font-family: 'Space Grotesk', 'Manrope', sans-serif;
    font-size: clamp(1.7rem, 3.5vw, 3.2rem);
    letter-spacing: -0.05em;
    line-height: 1.13;
}

.about-copy {
    color: var(--muted);
    font-size: 1.04rem;
}

.about-copy p:last-child {
    margin-bottom: 0;
}

.experience-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.experience-card {
    min-height: 218px;
    padding: 27px 28px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
}

.experience-card .mono-label {
    display: block;
    margin-bottom: 38px;
    color: var(--blue);
}

.experience-card h3 {
    margin-bottom: 9px;
    font-size: 1.3rem;
}

.experience-card p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.55;
}

.operating-band {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: clamp(40px, 8vw, 130px);
    align-items: center;
}

.operating-band h2 {
    margin-bottom: 0;
    font-size: clamp(2.3rem, 4.4vw, 4.4rem);
}

.operating-band p {
    max-width: 600px;
    margin-bottom: 0;
    color: #b3c9d3;
    font-size: 1.08rem;
}

.contact-layout {
    display: grid;
    align-items: start;
    grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
    gap: clamp(40px, 8vw, 115px);
}

.contact-form-card {
    padding: 34px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: var(--white);
    box-shadow: 0 16px 45px rgba(8, 28, 48, 0.07);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-field.full {
    grid-column: 1 / -1;
}

.form-field label {
    color: var(--ink);
    font-size: 0.78rem;
    font-weight: 800;
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    border: 1px solid #cbdce2;
    border-radius: 9px;
    outline: none;
    color: var(--text);
    background: #f8fbfc;
    transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.form-field input,
.form-field select {
    height: 48px;
    padding: 0 14px;
}

.form-field textarea {
    min-height: 150px;
    padding: 13px 14px;
    resize: vertical;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
    color: #91a6b1;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    border-color: var(--blue);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(8, 127, 201, 0.11);
}

.form-actions {
    display: flex;
    align-items: center;
    gap: 17px;
    margin-top: 24px;
}

.form-actions .button {
    border: 0;
    cursor: pointer;
}

.form-actions .button:disabled {
    cursor: wait;
    opacity: 0.65;
    transform: none;
}

.form-note {
    margin: 0;
    color: var(--muted);
    font-size: 0.73rem;
    line-height: 1.45;
}

.form-feedback {
    min-height: 24px;
    margin-top: 20px;
    font-size: 0.88rem;
    font-weight: 700;
}

.form-feedback.success {
    color: #28724e;
}

.form-feedback.error {
    color: #a0443f;
}

.contact-side {
    padding-top: 12px;
}

.contact-side h2 {
    max-width: 380px;
    margin-bottom: 17px;
    font-size: clamp(1.9rem, 3.3vw, 3.1rem);
}

.contact-side > p {
    max-width: 410px;
    margin-bottom: 35px;
    color: var(--muted);
}

.contact-list {
    margin: 0;
    padding: 0;
    border-top: 1px solid var(--line);
    list-style: none;
}

.contact-list li {
    padding: 17px 0;
    border-bottom: 1px solid var(--line);
}

.contact-list .mono-label {
    display: block;
    margin-bottom: 5px;
    color: var(--blue);
}

.contact-list a,
.contact-list span {
    color: var(--ink);
    font-size: 0.95rem;
    font-weight: 700;
}

.site-footer {
    color: #aec5cf;
    background: var(--ink);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 0.7fr 0.7fr 0.8fr;
    gap: 42px;
    padding: 70px 0 58px;
}

.footer-brand img {
    width: 180px;
    padding: 8px 12px;
    border-radius: 7px;
    margin-bottom: 24px;
    filter: none;
    opacity: 0.92;
}

.footer-brand p {
    max-width: 310px;
    margin-bottom: 0;
    color: #93afbb;
    font-size: 0.87rem;
}

.footer-column h2 {
    margin-bottom: 18px;
    color: var(--mint);
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer-column a,
.footer-column p {
    display: block;
    margin: 0 0 10px;
    color: #c9dbe2;
    font-size: 0.84rem;
}

.footer-column a:hover,
.footer-column a:focus-visible {
    color: var(--mint);
}

.footer-bottom {
    display: flex;
    width: min(calc(100% - 48px), var(--max-width));
    justify-content: space-between;
    gap: 24px;
    margin: 0 auto;
    padding: 18px 0 24px;
    border-top: 1px solid var(--line-dark);
    color: #7995a3;
    font-family: 'IBM Plex Mono', ui-monospace, monospace;
    font-size: 0.62rem;
    letter-spacing: 0.03em;
}

.reveal {
    opacity: 0;
    transform: translateY(17px);
    transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

:focus-visible {
    outline: 3px solid var(--blue-bright);
    outline-offset: 4px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 980px) {
    .header-inner {
        min-height: 76px;
    }

    .site-nav {
        gap: 20px;
    }

    .header-cta {
        padding: 0 16px;
    }

    .hero-grid {
        min-height: auto;
        grid-template-columns: 1fr;
        padding: 80px 0 84px;
    }

    .hero-copy {
        max-width: 760px;
    }

    .map-card {
        width: min(100%, 650px);
        min-height: 470px;
    }

    .proof-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .footer-inner {
        grid-template-columns: 1.4fr 0.8fr 0.8fr;
    }

    .footer-brand {
        grid-row: span 2;
    }
}

@media (max-width: 760px) {
    .header-inner,
    .container,
    .footer-inner,
    .footer-bottom,
    .hero-grid,
    .page-hero-inner,
    .signal-strip-inner {
        width: min(calc(100% - 36px), var(--max-width));
    }

    .brand img {
        width: 165px;
    }

    .menu-toggle {
        display: block;
    }

    .site-nav {
        position: fixed;
        z-index: 15;
        top: 76px;
        right: 0;
        bottom: 0;
        left: 0;
        display: flex;
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        padding: 22px 18px;
        background: var(--paper);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-10px);
        transition: opacity 180ms ease, transform 180ms ease;
    }

    .site-nav.is-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .site-nav a {
        display: flex;
        min-height: 58px;
        align-items: center;
        border-bottom: 1px solid var(--line);
        font-size: 1rem;
    }

    .site-nav a::after {
        bottom: -1px;
        left: 0;
        width: 46px;
        transform-origin: left;
    }

    .header-cta {
        display: none;
    }

    .hero h1 {
        font-size: clamp(3rem, 15vw, 4.4rem);
    }

    .hero-grid {
        gap: 48px;
        padding: 65px 0 68px;
    }

    .map-card {
        min-height: 420px;
        padding: 12px;
        border-radius: 18px;
    }

    .map-stage {
        min-height: 356px;
    }

    .map-node {
        width: 92px;
        padding: 8px;
        font-size: 0.54rem;
    }

    .map-node strong {
        font-size: 0.54rem;
    }

    .map-node-center {
        width: 112px;
        padding: 12px;
    }

    .map-caption {
        right: 16px;
        bottom: 15px;
        left: 16px;
        font-size: 0.52rem;
    }

    .signal-strip-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .signal-strip-item {
        min-height: 60px;
        padding: 0 12px;
        border-bottom: 1px solid var(--line-dark);
        font-size: 0.57rem;
    }

    .signal-strip-item:nth-child(2) {
        border-right: 1px solid var(--line-dark);
    }

    .signal-strip-item:nth-child(3),
    .signal-strip-item:nth-child(4) {
        border-bottom: 0;
    }

    .section {
        padding: 84px 0;
    }

    .section-heading,
    .about-layout,
    .operating-band,
    .range-layout {
        display: block;
    }

    .section-heading .eyebrow,
    .section-heading .mono-label {
        margin-bottom: 24px;
    }

    .section-heading h2 {
        margin-bottom: 15px;
    }

    .capability-grid,
    .experience-grid {
        grid-template-columns: 1fr;
    }

    .capability-card {
        min-height: 270px;
    }

    .process-grid {
        display: block;
    }

    .process-item,
    .process-item + .process-item {
        min-height: 0;
        padding: 25px 0 28px;
        border-left: 0;
    }

    .process-item + .process-item {
        border-top: 1px solid var(--line-dark);
    }

    .process-item .mono-label {
        margin-bottom: 35px;
    }

    .range-layout h2 {
        margin-bottom: 24px;
    }

    .proof-grid {
        grid-template-columns: 1fr;
    }

    .cta-panel {
        display: block;
        min-height: 0;
        padding: 30px 25px;
    }

    .cta-panel p {
        margin-bottom: 26px;
    }

    .page-hero {
        padding: 76px 0 80px;
    }

    .page-hero h1 {
        font-size: clamp(3rem, 14vw, 4.3rem);
    }

    .capability-row {
        display: block;
        padding: 30px 0 34px;
        scroll-margin-top: 92px;
    }

    .capability-row .mono-label {
        margin-bottom: 22px;
    }

    .capability-row h2 {
        margin-bottom: 13px;
    }

    .capability-row p {
        margin-bottom: 22px;
    }

    .deliverables {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .deliverable {
        min-height: 155px;
    }

    .about-lead {
        margin-bottom: 28px;
    }

    .contact-layout {
        display: flex;
        flex-direction: column-reverse;
    }

    .contact-form-card {
        padding: 23px 18px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .form-field.full {
        grid-column: auto;
    }

    .form-actions {
        display: block;
    }

    .form-actions .button {
        width: 100%;
        margin-bottom: 13px;
    }

    .footer-inner {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 35px 24px;
        padding: 55px 0 42px;
    }

    .footer-brand {
        grid-column: 1 / -1;
        grid-row: auto;
    }

    .footer-bottom {
        display: block;
        padding: 16px 0 22px;
    }

    .footer-bottom span {
        display: block;
        margin-bottom: 6px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }
}