:root {
    --navy: #061936;
    --navy-soft: #0a2857;
    --blue: #0875f5;
    --blue-dark: #0565d7;
    --pale: #edf4fb;
    --white: #ffffff;
    --ink: #09172f;
    --muted: #536078;
    --line: #cbd7e5;
    --line-strong: #aebed1;
    --success: #167746;
    --success-bg: #eaf8f0;
    --danger: #b32929;
    --danger-bg: #fff0f0;
    --heading-font: "Arial Narrow", "Aptos Display", "Segoe UI", sans-serif;
    --body-font: "Aptos", "Segoe UI", Arial, sans-serif;
    --shell: min(calc(100% - 48px), 1440px);
    --radius-sm: 12px;
    --radius-lg: 20px;
    --shadow: 0 18px 48px rgba(6, 25, 54, 0.12);
    --header-height: 94px;
    --tech-cyan: #45c6ff;
    --header-surface: #eef5fc;
    --ease-out: cubic-bezier(0.2, 0.75, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
    margin: 0;
    overflow-x: clip;
    background: var(--white);
    color: var(--ink);
    font-family: var(--body-font);
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

body.nav-open {
    overflow: hidden;
}

img,
svg {
    display: block;
}

img {
    max-width: 100%;
}

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

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

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

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

h1,
h2,
h3 {
    font-family: var(--heading-font);
    font-stretch: condensed;
    line-height: 0.98;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

p,
li,
a,
label,
strong {
    overflow-wrap: anywhere;
}

p {
    text-wrap: pretty;
}

h1,
h2 {
    color: var(--navy);
    font-weight: 900;
}

h1 {
    max-width: none;
    margin-bottom: 28px;
    font-size: clamp(3.6rem, 4.75vw, 5.15rem);
}

h2 {
    max-width: 19ch;
    margin-bottom: 24px;
    font-size: clamp(3rem, 4.25vw, 5rem);
}

h3 {
    font-size: 1.65rem;
}

:focus-visible {
    outline: 3px solid #7cb7ff;
    outline-offset: 4px;
}

::selection {
    background: var(--blue);
    color: var(--white);
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 9999;
    padding: 12px 18px;
    border-radius: 8px;
    background: var(--navy);
    color: var(--white);
    font-weight: 700;
    transform: translateY(-160%);
    transition: transform 180ms ease;
}

.skip-link:focus {
    transform: translateY(0);
}

.shell {
    width: var(--shell);
    margin-inline: auto;
}

.section {
    padding-block: clamp(86px, 7vw, 112px);
}

.section--navy {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    background: var(--navy);
    color: var(--white);
}

.section--navy::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    background-image:
        linear-gradient(rgba(69, 198, 255, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(69, 198, 255, 0.055) 1px, transparent 1px);
    background-position: 0 0;
    background-size: 54px 54px;
    content: "";
    mask-image: linear-gradient(90deg, transparent, black 30%, black 70%, transparent);
    opacity: 0.72;
    animation: tech-grid-drift 20s linear infinite;
    pointer-events: none;
}

.section-heading {
    margin-bottom: clamp(64px, 6vw, 94px);
}

.section-heading--narrow {
    max-width: 860px;
}

.section-heading p,
.about-copy p,
.contact-copy > p {
    max-width: 690px;
    margin-bottom: 0;
    color: var(--muted);
    font-size: clamp(1.06rem, 1.35vw, 1.3rem);
    line-height: 1.55;
}

.icon {
    width: 24px;
    height: 24px;
}

.button {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    min-height: 52px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 13px 26px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 750;
    line-height: 1.2;
    text-align: center;
    transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.button::before {
    position: absolute;
    top: -70%;
    bottom: -70%;
    left: -34%;
    width: 24%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.38), transparent);
    content: "";
    opacity: 0;
    pointer-events: none;
    transform: translateX(-180%) skewX(-18deg);
    transition: transform 620ms var(--ease-out), opacity 220ms ease;
}

.button:hover::before,
.button:focus-visible::before {
    opacity: 1;
    transform: translateX(700%) skewX(-18deg);
}

.button:hover {
    transform: translateY(-2px);
}

.button--primary {
    border-color: var(--blue);
    background: var(--blue);
    color: var(--white);
    box-shadow: 0 10px 24px rgba(8, 117, 245, 0.2);
}

.button--primary:hover {
    border-color: var(--blue-dark);
    background: var(--blue-dark);
    box-shadow: 0 14px 30px rgba(8, 117, 245, 0.27);
}

.button--outline {
    border-color: var(--blue);
    background: var(--white);
    color: var(--blue);
}

.button--outline:hover {
    background: var(--pale);
}

.button__icon {
    width: 21px;
    height: 21px;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--blue);
    font-size: 1.05rem;
    font-weight: 800;
    transition: color 180ms ease, gap 180ms ease;
}

.text-link:hover {
    gap: 14px;
    color: var(--blue-dark);
}

.text-link__icon {
    width: 22px;
    height: 22px;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #d3e2f1;
    background:
        linear-gradient(90deg, rgba(69, 198, 255, 0.1), transparent 28%, rgba(8, 117, 245, 0.055)),
        rgba(238, 245, 252, 0.97);
    box-shadow: 0 5px 22px rgba(6, 25, 54, 0.055);
    backdrop-filter: blur(16px) saturate(1.12);
    transition: border-color 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.scroll-progress {
    position: absolute;
    right: 0;
    bottom: -1px;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--tech-cyan));
    box-shadow: 0 0 12px rgba(69, 198, 255, 0.55);
    pointer-events: none;
    transform: scaleX(var(--scroll-progress, 0));
    transform-origin: left center;
    transition: transform 80ms linear;
}

.site-header.is-scrolled {
    border-color: #bfd3e8;
    box-shadow: 0 10px 34px rgba(6, 25, 54, 0.105);
}

.header-layout {
    display: grid;
    min-height: var(--header-height);
    grid-template-columns: 244px 1fr auto;
    align-items: center;
    gap: 36px;
}

.brand {
    display: block;
    width: 230px;
    height: 62px;
    overflow: hidden;
}

.site-header .brand {
    border: 1px solid rgba(6, 25, 54, 0.08);
    border-radius: 10px;
    background: var(--white);
    box-shadow: 0 6px 18px rgba(6, 25, 54, 0.055);
}

.brand__image {
    width: 230px;
    height: 62px;
    object-fit: cover;
    object-position: center 42%;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: clamp(28px, 3vw, 52px);
}

.site-nav__link {
    position: relative;
    padding-block: 32px 29px;
    color: var(--ink);
    font-size: 1rem;
    font-weight: 750;
}

.site-nav__link::after {
    position: absolute;
    right: 0;
    bottom: 18px;
    left: 0;
    height: 3px;
    border-radius: 3px;
    background: var(--blue);
    content: "";
    opacity: 0;
    transform: scaleX(0.4);
    transition: opacity 180ms ease, transform 180ms ease;
}

.site-nav__link:hover,
.site-nav__link.is-active {
    color: var(--blue);
}

.site-nav__link.is-active::after,
.site-nav__link:hover::after {
    opacity: 1;
    transform: scaleX(1);
}

.header-cta {
    min-width: 158px;
}

.nav-toggle {
    display: none;
    width: 48px;
    height: 48px;
    place-items: center;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--navy);
    cursor: pointer;
}

.nav-toggle__menu,
.nav-toggle__close {
    display: grid;
    place-items: center;
}

.nav-toggle__close {
    display: none;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__menu {
    display: none;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__close {
    display: grid;
}

/* Hero */
.hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    background: var(--white);
}

.hero::before {
    position: absolute;
    z-index: -1;
    top: -8%;
    right: -8%;
    width: min(72vw, 1040px);
    height: 92%;
    background-image:
        linear-gradient(rgba(8, 117, 245, 0.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(8, 117, 245, 0.055) 1px, transparent 1px);
    background-size: 48px 48px;
    content: "";
    mask-image: radial-gradient(circle at center, black, transparent 70%);
    opacity: 0.8;
    animation: hero-grid-float 16s ease-in-out infinite alternate;
    pointer-events: none;
    transform: perspective(700px) rotateY(-9deg) rotateZ(-2deg);
}

.hero-layout {
    display: grid;
    width: min(96vw, 1500px);
    min-height: 752px;
    grid-template-columns: minmax(0, 0.86fr) minmax(560px, 1.14fr);
    align-items: center;
    gap: clamp(42px, 4vw, 64px);
    padding-block: 34px 29px;
}

.hero h1 span {
    display: block;
    white-space: nowrap;
}

.hero-copy {
    align-self: center;
}

.hero-copy__lead {
    max-width: 650px;
    margin-bottom: 34px;
    color: #2e3a51;
    font-size: clamp(1.15rem, 1.55vw, 1.48rem);
    line-height: 1.5;
}

.hero-media {
    --tilt-x: 0deg;
    --tilt-y: 0deg;
    --glow-x: 72%;
    --glow-y: 24%;
    position: relative;
    margin-bottom: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    background: var(--pale);
    box-shadow: var(--shadow);
    aspect-ratio: 1.17 / 1;
    align-self: start;
    transform: perspective(1200px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
    transform-style: preserve-3d;
    transition: transform 320ms var(--ease-out), box-shadow 320ms ease;
    will-change: transform;
}

.hero-media:hover {
    box-shadow: 0 26px 72px rgba(6, 25, 54, 0.2), 0 0 0 1px rgba(69, 198, 255, 0.2);
}

.hero-media::before {
    position: absolute;
    z-index: 2;
    right: 0;
    left: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent 3%, rgba(69, 198, 255, 0.92) 50%, transparent 97%);
    box-shadow: 0 0 18px rgba(69, 198, 255, 0.55);
    content: "";
    opacity: 0;
    pointer-events: none;
    animation: diagnostic-scan 7s ease-in-out infinite;
}

.hero-media::after {
    position: absolute;
    z-index: 1;
    inset: 0;
    background: radial-gradient(circle at var(--glow-x) var(--glow-y), rgba(69, 198, 255, 0.16), transparent 22%);
    content: "";
    pointer-events: none;
    transition: background-position 220ms ease;
}

.hero-media > img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-media__reticle {
    position: absolute;
    z-index: 3;
    inset: 18px;
    background:
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) left top / 32px 2px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) left top / 2px 32px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) right top / 32px 2px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) right top / 2px 32px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) left bottom / 32px 2px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) left bottom / 2px 32px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) right bottom / 32px 2px no-repeat,
        linear-gradient(var(--tech-cyan), var(--tech-cyan)) right bottom / 2px 32px no-repeat;
    filter: drop-shadow(0 0 5px rgba(69, 198, 255, 0.55));
    opacity: 0.7;
    pointer-events: none;
    transform: translateZ(18px);
}

.hero-media__reticle::before,
.hero-media__reticle::after {
    position: absolute;
    top: 44%;
    left: 68%;
    border: 1px solid rgba(69, 198, 255, 0.78);
    border-radius: 50%;
    content: "";
    pointer-events: none;
    transform: translate(-50%, -50%);
}

.hero-media__reticle::before {
    width: 42px;
    height: 42px;
    animation: reticle-pulse 2.8s ease-out infinite;
}

.hero-media__reticle::after {
    width: 8px;
    height: 8px;
    background: var(--tech-cyan);
    box-shadow: 0 0 12px rgba(69, 198, 255, 0.9);
}

.diagnostic-note {
    position: absolute;
    top: 32%;
    left: 0;
    display: grid;
    max-width: 178px;
    gap: 7px;
    padding: 16px 18px;
    border: 1px solid rgba(6, 25, 54, 0.14);
    border-left: 0;
    border-radius: 0 12px 12px 0;
    background: var(--white);
    color: var(--ink);
    box-shadow: 0 10px 28px rgba(6, 25, 54, 0.12);
    font-size: 0.85rem;
    font-style: normal;
    line-height: 1.25;
}

.diagnostic-note::after {
    position: absolute;
    top: 100%;
    left: 72%;
    width: 76px;
    height: 1px;
    background: var(--white);
    content: "";
    transform: rotate(55deg);
    transform-origin: left center;
}

.diagnostic-note__label {
    color: var(--blue);
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.diagnostic-note__status {
    display: inline-flex;
    align-items: flex-start;
    gap: 7px;
}

.diagnostic-note__status i {
    width: 8px;
    height: 8px;
    flex: 0 0 auto;
    margin-top: 4px;
    border-radius: 50%;
    background: #55bf3d;
    box-shadow: 0 0 0 0 rgba(85, 191, 61, 0.55);
    animation: status-pulse 2.2s ease-out infinite;
}

.circuit-lines {
    color: var(--blue);
}

.circuit-lines path {
    stroke-dasharray: 18 10;
    animation: circuit-flow 8s linear infinite;
}

.circuit-lines path:nth-child(2) {
    animation-direction: reverse;
    animation-duration: 10s;
}

.circuit-lines circle {
    transform-box: fill-box;
    transform-origin: center;
    animation: circuit-node 2.8s ease-in-out infinite;
}

.circuit-lines circle:nth-child(2n) {
    animation-delay: -1.4s;
}

.circuit-lines--hero {
    width: min(100%, 560px);
    height: auto;
    margin-top: 42px;
    margin-left: -10%;
}

.proof-strip {
    background: var(--pale);
}

.proof-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.proof-item {
    display: flex;
    min-height: 124px;
    align-items: center;
    justify-content: center;
    gap: 22px;
    padding: 22px 30px;
    color: var(--ink);
    font-size: clamp(1.05rem, 1.35vw, 1.3rem);
    font-weight: 750;
    line-height: 1.35;
    transition: background-color 240ms ease, color 240ms ease;
}

.proof-item:hover {
    background: rgba(255, 255, 255, 0.72);
    color: var(--blue-dark);
}

.proof-item + .proof-item {
    border-left: 1px solid var(--line-strong);
}

.proof-item__icon {
    width: 54px;
    height: 54px;
    flex: 0 0 auto;
    color: var(--blue);
    stroke-width: 1.55;
}

/* Services */
.services {
    background: var(--white);
    padding-block: clamp(84px, 6.5vw, 104px);
}

.services .section-heading {
    margin-bottom: clamp(46px, 4vw, 62px);
}

.service-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.service-column {
    position: relative;
    min-width: 0;
    padding: 58px clamp(26px, 3vw, 56px) 12px;
    transition: background-color 280ms ease, transform 280ms var(--ease-out);
}

.service-column:hover {
    background: linear-gradient(180deg, rgba(237, 244, 251, 0), rgba(237, 244, 251, 0.7));
    transform: translateY(-5px);
}

.service-column:hover .service-column__icon {
    filter: drop-shadow(0 8px 15px rgba(8, 117, 245, 0.2));
    transform: translateY(-3px) scale(1.035);
}

.service-column:first-child {
    padding-left: 12px;
}

.service-column + .service-column {
    border-left: 1px solid var(--line);
}

.service-column__number {
    position: absolute;
    top: -22px;
    left: 50%;
    z-index: 0;
    color: #f0f5fb;
    font-family: var(--heading-font);
    font-size: clamp(8rem, 14vw, 13.5rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: -0.08em;
    transform: translateX(-50%);
    user-select: none;
}

.service-column__heading {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: flex-end;
    gap: 20px;
    margin-bottom: 34px;
}

.service-column__heading h3 {
    margin-bottom: 2px;
    color: var(--navy);
    font-size: clamp(1.7rem, 2.25vw, 2.35rem);
}

.service-column__heading h3::after {
    display: block;
    width: 62px;
    height: 3px;
    margin-top: 16px;
    border-radius: 3px;
    background: var(--blue);
    content: "";
}

.service-column__icon {
    width: 76px;
    height: 76px;
    flex: 0 0 auto;
    color: var(--blue);
    stroke-width: 1.45;
    transition: filter 280ms ease, transform 280ms var(--ease-out);
}

.service-column ul {
    position: relative;
    z-index: 1;
    margin: 0;
    padding: 0 0 0 35px;
    list-style: none;
}

.service-column ul::before {
    position: absolute;
    top: 14px;
    bottom: 14px;
    left: 7px;
    width: 2px;
    background: var(--blue);
    content: "";
}

.service-column li {
    position: relative;
    padding-block: 10px;
    font-size: clamp(0.98rem, 1.2vw, 1.13rem);
    line-height: 1.35;
}

.service-column li::before {
    position: absolute;
    top: 50%;
    left: -35px;
    width: 14px;
    height: 14px;
    border: 2px solid var(--blue);
    border-radius: 50%;
    background: var(--white);
    content: "";
    transform: translateY(-50%);
}

.data-rail {
    position: relative;
    overflow: hidden;
    display: grid;
    min-height: 116px;
    grid-template-columns: 270px 1fr auto;
    align-items: center;
    gap: 30px;
    margin-top: 48px;
    padding: 24px 34px;
    border-radius: 16px;
    background: var(--pale);
}

.data-rail::after {
    position: absolute;
    top: 0;
    bottom: 0;
    left: -24%;
    width: 18%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.75), transparent);
    content: "";
    pointer-events: none;
    transform: skewX(-18deg);
    transition: left 760ms var(--ease-out);
}

.data-rail:hover::after {
    left: 112%;
}

.data-rail__title {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 1.2rem;
}

.data-rail__icon {
    width: 58px;
    height: 58px;
    flex: 0 0 auto;
    color: var(--blue);
    stroke-width: 1.5;
}

.data-rail p {
    margin-bottom: 0;
    color: #35425a;
}

.data-rail p span {
    margin-inline: 8px;
    color: var(--blue);
    font-weight: 900;
}

/* About + reasons */
.about-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
    align-items: center;
    gap: clamp(54px, 7vw, 112px);
}

.about-media {
    margin-bottom: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    aspect-ratio: 1.36 / 1;
}

.about-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: filter 650ms ease, transform 650ms var(--ease-out);
}

.about-media:hover img {
    filter: saturate(1.04) contrast(1.02);
    transform: scale(1.035);
}

.about-copy p {
    margin-bottom: 34px;
}

.circuit-lines--about {
    width: min(100%, 360px);
    margin-top: 52px;
    margin-left: auto;
}

.why {
    padding-block: clamp(60px, 5vw, 76px) 46px;
}

.why h2 {
    max-width: none;
    margin-bottom: 32px;
    color: var(--white);
}

.reason-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.reason-item {
    display: flex;
    min-height: 100px;
    align-items: center;
    gap: 26px;
    padding: 24px clamp(22px, 3vw, 52px);
    border-bottom: 1px solid rgba(8, 117, 245, 0.7);
    transition: background-color 240ms ease, transform 240ms var(--ease-out);
}

.reason-item:hover {
    background: rgba(69, 198, 255, 0.075);
    transform: translateY(-3px);
}

.reason-item:nth-child(3n + 2),
.reason-item:nth-child(3n + 3) {
    border-left: 1px solid rgba(8, 117, 245, 0.7);
}

.reason-item__icon {
    width: 58px;
    height: 58px;
    flex: 0 0 auto;
    color: var(--blue);
    stroke-width: 1.45;
}

.reason-item strong {
    max-width: 300px;
    font-size: clamp(1.04rem, 1.4vw, 1.3rem);
    line-height: 1.35;
}

.why-audience {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    gap: 24px;
    margin: 26px 0 0;
    color: #e8eef8;
    text-align: center;
}

.why-audience span {
    height: 1px;
    background: rgba(8, 117, 245, 0.75);
}

/* Process */
.process {
    background: var(--pale);
    padding-block: clamp(82px, 6vw, 100px);
}

.process .section-heading h2,
.process .section-heading p {
    max-width: none;
}

.process-rail {
    position: relative;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    margin: 0;
    padding: 0;
    list-style: none;
}

.process-rail::before {
    position: absolute;
    top: 42px;
    right: 2%;
    left: 2%;
    height: 2px;
    background: var(--blue);
    content: "";
}

.process-rail::after {
    position: absolute;
    z-index: 0;
    top: 40px;
    right: 2%;
    left: 2%;
    height: 6px;
    border-radius: 999px;
    background: linear-gradient(90deg, transparent, var(--tech-cyan), var(--blue), transparent);
    box-shadow: 0 0 14px rgba(69, 198, 255, 0.48);
    content: "";
    opacity: 0;
    transform: scaleX(0);
    transform-origin: left center;
}

.process-rail.is-active::after {
    opacity: 0.9;
    transform: scaleX(1);
    transition: transform 1.8s var(--ease-out), opacity 280ms ease;
}

.process-step {
    position: relative;
    z-index: 1;
    display: flex;
    min-width: 0;
    flex-direction: column;
    align-items: center;
    padding-inline: 12px;
    text-align: center;
}

.process-step__number {
    display: grid;
    width: 84px;
    height: 84px;
    place-items: center;
    border: 3px solid var(--blue);
    border-radius: 50%;
    background: var(--pale);
    color: var(--blue);
    font-family: var(--heading-font);
    font-size: 1.55rem;
    font-weight: 900;
}

.process-step.is-revealed .process-step__number {
    animation: process-node-arrive 720ms var(--ease-out) both;
}

@keyframes circuit-flow {
    to { stroke-dashoffset: -112; }
}

@keyframes circuit-node {
    0%, 100% { opacity: 0.65; transform: scale(0.88); }
    50% { opacity: 1; transform: scale(1.18); }
}

@keyframes diagnostic-scan {
    0%, 14% { top: 8%; opacity: 0; }
    22% { opacity: 0.72; }
    60% { top: 88%; opacity: 0.62; }
    70%, 100% { top: 88%; opacity: 0; }
}

@keyframes reticle-pulse {
    0% { opacity: 0; transform: translate(-50%, -50%) scale(0.62); }
    30% { opacity: 0.9; }
    100% { opacity: 0; transform: translate(-50%, -50%) scale(1.65); }
}

@keyframes status-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(85, 191, 61, 0.52); }
    50% { box-shadow: 0 0 0 7px rgba(85, 191, 61, 0); }
}

@keyframes tech-grid-drift {
    to { background-position: 54px 54px; }
}

@keyframes hero-grid-float {
    0% { opacity: 0.58; transform: perspective(700px) rotateY(-9deg) rotateZ(-2deg) translate3d(0, -10px, 0); }
    100% { opacity: 0.9; transform: perspective(700px) rotateY(-7deg) rotateZ(-1deg) translate3d(-18px, 14px, 0); }
}

@keyframes process-node-arrive {
    0% { box-shadow: 0 0 0 0 rgba(69, 198, 255, 0); transform: scale(0.88); }
    55% { box-shadow: 0 0 0 10px rgba(69, 198, 255, 0.12); transform: scale(1.05); }
    100% { box-shadow: 0 0 0 0 rgba(69, 198, 255, 0); transform: scale(1); }
}

.process-step__icon {
    width: 48px;
    height: 48px;
    margin: 30px 0 20px;
    color: var(--blue);
    stroke-width: 1.45;
}

.process-step h3 {
    margin-bottom: 12px;
    color: var(--navy);
    font-size: clamp(1.25rem, 1.55vw, 1.55rem);
    line-height: 1.07;
}

.process-step p {
    max-width: 210px;
    margin-bottom: 0;
    color: var(--muted);
    font-size: 0.94rem;
    line-height: 1.45;
}

.process-cta {
    display: grid;
    grid-template-columns: 1fr auto auto 1fr;
    align-items: center;
    gap: 28px;
    margin-top: 62px;
}

.process-cta > span {
    height: 1px;
    background: var(--blue);
}

.process-cta p {
    margin-bottom: 0;
    white-space: nowrap;
}

/* Contact */
.contact {
    padding-block: clamp(54px, 4.5vw, 70px);
}

.contact-layout {
    display: grid;
    grid-template-columns: minmax(320px, 0.72fr) minmax(620px, 1.28fr);
    align-items: center;
    gap: clamp(52px, 7vw, 116px);
}

.contact-copy h2 {
    color: var(--white);
}

.contact-copy > p {
    color: #d7e2f1;
}

.contact-copy ul {
    display: grid;
    gap: 24px;
    margin: 44px 0 0;
    padding: 0;
    list-style: none;
}

.contact-copy li {
    display: flex;
    align-items: center;
    gap: 18px;
    font-size: 1.1rem;
}

.contact-copy li a {
    text-decoration-thickness: 1px;
    text-underline-offset: 4px;
}

.contact-copy li a:hover {
    color: #8fc2ff;
    text-decoration: underline;
}

.contact-copy__icon {
    width: 48px;
    height: 48px;
    flex: 0 0 auto;
    padding: 9px;
    border: 2px solid var(--blue);
    border-radius: 50%;
    color: var(--blue);
    stroke-width: 1.6;
}

.circuit-lines--contact {
    width: min(100%, 430px);
    margin-top: 72px;
    margin-left: -10%;
}

.repair-form {
    position: relative;
    padding: clamp(28px, 2.5vw, 38px);
    border-radius: var(--radius-lg);
    background: var(--white);
    color: var(--ink);
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.22);
}

.form-honeypot {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px 24px;
}

.field {
    min-width: 0;
}

.field--wide {
    grid-column: 1 / -1;
}

.field label {
    display: inline-block;
    margin-bottom: 8px;
    font-size: 0.96rem;
    font-weight: 750;
}

.field input,
.field select,
.field textarea {
    width: 100%;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--ink);
    font-size: 0.97rem;
    transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.field input,
.field select {
    height: 54px;
    padding-inline: 16px;
}

.field select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23061936' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 48px;
}

.field textarea {
    min-height: 110px;
    padding: 15px 16px;
    resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
    color: #7d899e;
    opacity: 1;
}

.field input:hover,
.field select:hover,
.field textarea:hover {
    border-color: #869bb5;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 4px rgba(8, 117, 245, 0.13);
    outline: 0;
}

.field [aria-invalid="true"],
.consent-field input[aria-invalid="true"] {
    border-color: var(--danger);
}

.field-meta {
    display: flex;
    min-height: 24px;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-top: 5px;
}

.field-meta > span {
    margin-left: auto;
    color: #75839a;
    font-size: 0.76rem;
    white-space: nowrap;
}

.field-error {
    margin: 6px 0 0;
    color: var(--danger);
    font-size: 0.83rem;
    font-weight: 650;
    line-height: 1.35;
}

.consent-field {
    display: grid;
    grid-template-columns: 22px 1fr;
    align-items: start;
    gap: 12px;
    margin-top: 20px;
}

.consent-field input {
    width: 20px;
    height: 20px;
    margin: 2px 0 0;
    accent-color: var(--blue);
}

.consent-field label {
    color: #33405a;
    font-size: 0.9rem;
    line-height: 1.45;
}

.form-submit {
    width: 100%;
    margin-top: 20px;
    border: 0;
}

.form-privacy {
    margin: 12px 0 0;
    color: #68768c;
    font-size: 0.78rem;
    line-height: 1.45;
    text-align: center;
}

.form-status {
    margin-bottom: 28px;
    padding: 17px 19px;
    border: 1px solid;
    border-radius: var(--radius-sm);
    font-size: 0.94rem;
}

.form-status strong {
    display: block;
    margin-bottom: 3px;
}

.form-status p {
    margin-bottom: 0;
}

.form-status--success {
    border-color: #9bd4b4;
    background: var(--success-bg);
    color: var(--success);
}

.form-status--error {
    border-color: #e4aaaa;
    background: var(--danger-bg);
    color: var(--danger);
}

/* Footer */
.site-footer {
    border-top: 1px solid #e5ebf3;
    background: var(--white);
    padding-block: 42px;
}

.footer-layout {
    display: grid;
    grid-template-columns: minmax(280px, 1.15fr) auto minmax(300px, 0.8fr);
    align-items: center;
    gap: 52px;
}

.footer-brand p,
.footer-meta p {
    margin-bottom: 0;
    font-size: 0.92rem;
}

.footer-brand .brand {
    margin-bottom: 6px;
}

.footer-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 28px;
    font-size: 0.95rem;
    font-weight: 700;
}

.footer-nav a:hover {
    color: var(--blue);
}

.footer-meta {
    display: grid;
    gap: 8px;
    padding-left: 42px;
    border-left: 1px solid var(--line);
}

.footer-meta a:hover {
    color: var(--blue);
}

.whatsapp-widget {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 600;
    display: inline-flex;
    min-height: 56px;
    align-items: center;
    gap: 11px;
    padding: 13px 18px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 999px;
    background: #167c3f;
    color: var(--white);
    box-shadow: 0 14px 36px rgba(6, 25, 54, 0.24);
    font-size: 0.94rem;
    font-weight: 800;
    line-height: 1;
    transition: background-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.whatsapp-widget:hover {
    background: #116c36;
    box-shadow: 0 18px 42px rgba(6, 25, 54, 0.3);
    transform: translateY(-2px);
}

.whatsapp-widget__icon {
    width: 28px;
    height: 28px;
    flex: 0 0 auto;
}

.back-to-top {
    position: fixed;
    right: 24px;
    bottom: 94px;
    z-index: 500;
    display: grid;
    width: 48px;
    height: 48px;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 50%;
    background: var(--navy);
    color: var(--white);
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 180ms ease, transform 180ms ease, background-color 180ms ease;
}

.back-to-top.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--blue);
}

.back-to-top svg {
    width: 22px;
    height: 22px;
}

@media (max-width: 1220px) {
    :root {
        --shell: min(calc(100% - 40px), 1120px);
    }

    .header-layout {
        grid-template-columns: 220px 1fr auto;
        gap: 20px;
    }

    .brand,
    .brand__image {
        width: 210px;
        height: 58px;
    }

    .site-nav {
        gap: 24px;
    }

    .hero-layout {
        grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr);
    }

    .service-column {
        padding-inline: 28px;
    }

    .service-column__heading {
        align-items: center;
        gap: 14px;
    }

    .service-column__icon {
        width: 58px;
        height: 58px;
    }

    .data-rail {
        grid-template-columns: 230px 1fr;
    }

    .data-rail .text-link {
        grid-column: 2;
    }

    .contact-layout {
        grid-template-columns: minmax(300px, 0.65fr) minmax(560px, 1.35fr);
        gap: 54px;
    }

    .footer-layout {
        grid-template-columns: 1fr auto;
    }

    .footer-meta {
        grid-column: 1 / -1;
        grid-template-columns: 1fr repeat(3, auto);
        gap: 12px 28px;
        padding: 18px 0 0;
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .footer-meta p:last-child {
        text-align: right;
    }
}

@media (max-width: 1100px) {
    :root {
        --header-height: 80px;
    }

    .header-layout {
        min-height: var(--header-height);
        grid-template-columns: 1fr auto;
    }

    .brand,
    .brand__image {
        width: 200px;
        height: 55px;
    }

    .nav-toggle {
        display: grid;
        justify-self: end;
    }

    .header-cta {
        display: none;
    }

    .site-nav {
        position: fixed;
        top: var(--header-height);
        right: 0;
        bottom: 0;
        left: 0;
        z-index: 999;
        display: grid;
        align-content: start;
        justify-content: stretch;
        gap: 0;
        padding: 28px 5vw;
        background: linear-gradient(180deg, var(--header-surface) 0%, var(--white) 42%);
        opacity: 0;
        pointer-events: none;
        transform: translateY(-16px);
        transition: opacity 180ms ease, transform 180ms ease;
    }

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

    .site-nav__link {
        padding: 20px 0;
        border-bottom: 1px solid var(--line);
        font-size: 1.25rem;
    }

    .site-nav__link::after {
        right: auto;
        bottom: -1px;
        width: 52px;
    }

    .hero-layout {
        width: var(--shell);
        min-height: 0;
        grid-template-columns: 1fr;
        padding-block: 72px;
    }

    .hero-copy {
        max-width: 770px;
    }

    .hero-media {
        width: 100%;
        max-height: 700px;
        aspect-ratio: 1.45 / 1;
    }

    .proof-item {
        padding-inline: 18px;
    }

    .service-list {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .service-column,
    .service-column:first-child {
        display: grid;
        grid-template-columns: minmax(240px, 0.45fr) 1fr;
        padding: 70px 0 0;
    }

    .service-column + .service-column {
        border-top: 1px solid var(--line);
        border-left: 0;
    }

    .service-column__number {
        top: 0;
        left: 14%;
        font-size: 9rem;
    }

    .service-column__heading {
        align-self: start;
    }

    .service-column ul {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 0 32px;
    }

    .about-layout {
        grid-template-columns: 1fr;
    }

    .about-media {
        max-height: 650px;
        aspect-ratio: 1.55 / 1;
    }

    .about-copy {
        max-width: 820px;
    }

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

    .reason-item:nth-child(n) {
        border-right: 0;
        border-left: 0;
    }

    .reason-item:nth-child(even) {
        border-left: 1px solid rgba(8, 117, 245, 0.7);
    }

    .process-rail {
        grid-template-columns: 1fr;
        gap: 0;
        padding-left: 10px;
    }

    .process-rail::before {
        top: 42px;
        bottom: 42px;
        left: 51px;
        width: 2px;
        height: auto;
    }

    .process-rail::after {
        top: 42px;
        bottom: 42px;
        left: 49px;
        width: 6px;
        height: auto;
        transform: scaleY(0);
        transform-origin: center top;
    }

    .process-rail.is-active::after {
        transform: scaleY(1);
    }

    .process-step {
        display: grid;
        min-height: 150px;
        grid-template-columns: 84px 56px 1fr;
        grid-template-rows: auto auto;
        align-items: center;
        gap: 4px 24px;
        padding: 16px 0;
        text-align: left;
    }

    .process-step__number {
        grid-row: 1 / 3;
    }

    .process-step__icon {
        grid-row: 1 / 3;
        width: 44px;
        height: 44px;
        margin: 0;
    }

    .process-step h3 {
        align-self: end;
        margin-bottom: 3px;
    }

    .process-step p {
        align-self: start;
        max-width: none;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

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

    .circuit-lines--contact {
        display: none;
    }
}

@media (max-width: 900px) {
    .proof-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .proof-item + .proof-item {
        border-left: 0;
    }

    .proof-item:nth-child(even) {
        border-left: 1px solid var(--line-strong);
    }

    .proof-item:nth-child(n + 3) {
        border-top: 1px solid var(--line-strong);
    }

    .footer-layout {
        grid-template-columns: 1fr;
        justify-items: start;
        gap: 28px;
    }

    .footer-nav {
        justify-content: flex-start;
    }

    .footer-meta {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: 100%;
    }

    .footer-meta p:last-child {
        text-align: left;
    }
}

@media (max-width: 760px) {
    :root {
        --shell: min(calc(100% - 32px), 680px);
    }

    body {
        font-size: 16px;
    }

    .section {
        padding-block: 82px;
    }

    h1 {
        margin-bottom: 20px;
        font-size: clamp(2.8rem, 13.5vw, 3.5rem);
        line-height: 1.01;
    }

    .hero h1 span {
        white-space: normal;
    }

    h2 {
        font-size: clamp(2.65rem, 12vw, 4rem);
    }

    .button-group {
        align-items: stretch;
        flex-direction: column;
    }

    .button-group .button {
        width: 100%;
    }

    .hero-layout {
        gap: 34px;
        padding-block: 42px 54px;
    }

    .hero-copy__lead {
        margin-bottom: 24px;
        font-size: 1.05rem;
    }

    .hero-media {
        aspect-ratio: 1.08 / 1;
        transform: none;
        will-change: auto;
    }

    .hero::before {
        width: 120vw;
        opacity: 0.55;
    }

    .hero-media__reticle {
        inset: 12px;
        opacity: 0.55;
    }

    .diagnostic-note {
        top: 22px;
        max-width: 150px;
        padding: 12px 14px;
    }

    .circuit-lines--hero {
        display: none;
    }

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

    .proof-item {
        min-height: 106px;
        justify-content: flex-start;
        gap: 16px;
        padding: 20px 14px;
        font-size: 0.98rem;
    }

    .proof-item + .proof-item {
        border-left: 0;
    }

    .proof-item:nth-child(even) {
        border-left: 1px solid var(--line-strong);
    }

    .proof-item:nth-child(n + 3) {
        border-top: 1px solid var(--line-strong);
    }

    .proof-item__icon {
        width: 42px;
        height: 42px;
    }

    .service-column,
    .service-column:first-child {
        display: block;
        padding-top: 56px;
    }

    .service-column__number {
        left: 70%;
        font-size: 7rem;
    }

    .service-column__heading {
        margin-bottom: 24px;
    }

    .service-column ul {
        display: block;
    }

    .data-rail {
        grid-template-columns: 1fr;
        align-items: start;
        gap: 18px;
        padding: 26px;
    }

    .data-rail .text-link {
        grid-column: auto;
    }

    .data-rail p span {
        margin-inline: 4px;
    }

    .about-media {
        aspect-ratio: 1.08 / 1;
    }

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

    .reason-item:nth-child(n) {
        min-height: 100px;
        padding-inline: 8px;
        border-left: 0;
    }

    .why-audience {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .why-audience span {
        width: 100%;
    }

    .process-step {
        min-height: 136px;
        grid-template-columns: 70px 1fr;
        gap: 4px 22px;
    }

    .process-rail::before {
        left: 44px;
    }

    .process-step__number {
        width: 70px;
        height: 70px;
    }

    .process-step__icon {
        display: none;
    }

    .process-cta {
        grid-template-columns: 1fr;
        justify-items: stretch;
        gap: 18px;
        text-align: center;
    }

    .process-cta p {
        white-space: normal;
    }

    .process-cta .button {
        width: 100%;
    }

    .contact-copy ul {
        margin-top: 34px;
    }

    .repair-form {
        padding: 25px 20px;
    }

    .form-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .field--wide {
        grid-column: auto;
    }

    .footer-layout {
        grid-template-columns: 1fr;
        justify-items: start;
        gap: 28px;
    }

    .footer-nav {
        justify-content: flex-start;
    }

    .footer-meta {
        grid-column: auto;
        grid-template-columns: 1fr;
        width: 100%;
    }

    .footer-meta p:last-child {
        text-align: left;
    }

    .back-to-top {
        right: 16px;
        bottom: 82px;
    }

    .whatsapp-widget {
        right: 16px;
        bottom: 16px;
        min-height: 52px;
        padding: 11px 15px;
    }
}

@media (max-width: 430px) {
    .brand,
    .brand__image {
        width: 176px;
        height: 50px;
    }

    .nav-toggle {
        width: 44px;
        height: 44px;
    }

    .proof-item {
        align-items: center;
        flex-direction: row;
        gap: 10px;
        padding-inline: 11px;
        font-size: 0.9rem;
    }

    .proof-item__icon {
        width: 36px;
        height: 36px;
    }

    .process-step {
        grid-template-columns: 62px 1fr;
    }

    .process-step__number {
        width: 62px;
        height: 62px;
        font-size: 1.3rem;
    }

    .process-rail::before {
        left: 40px;
    }

    .whatsapp-widget span {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
    }

    .whatsapp-widget {
        width: 56px;
        min-height: 56px;
        justify-content: center;
        padding: 0;
    }
}

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

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

    .hero-media,
    .service-column,
    .reason-item {
        transform: none !important;
    }

    .process-rail::after {
        opacity: 0 !important;
    }

}