:root {
    --carbon: #070c12;
    --carbon-2: #0c1522;
    --carbon-3: #142237;
    --paper: #f3f7fc;
    --white: #ffffff;
    --ink: #111824;
    --body: #485464;
    --muted: #6c7787;
    --line: #dfe4ea;
    --line-dark: rgba(255, 255, 255, .14);
    --cobalt: #1768ff;
    --cobalt-dark: #0c4bd8;
    --ice: #edf4ff;
    --signal: #ff5a36;
    --success: #16815d;
    --warning: #a9580a;
    --shadow: 0 28px 80px rgba(12, 23, 39, .13);
    --shadow-small: 0 12px 36px rgba(12, 23, 39, .09);
    --radius: 18px;
    --radius-small: 10px;
    --wrap: min(1240px, calc(100% - 48px));
    --ease: cubic-bezier(.22, 1, .36, 1);
    --z-header: 30;
}

* { box-sizing: border-box; min-width: 0; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.68;
    -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }

.skip-link {
    position: fixed;
    left: 16px;
    top: -80px;
    z-index: 100;
    padding: 10px 16px;
    color: var(--white);
    background: var(--cobalt);
    border-radius: 8px;
}
.skip-link:focus { top: 16px; }
:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; }
.studio-wrap { width: var(--wrap); margin-inline: auto; }

.studio-header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    color: var(--white);
    background: rgba(11, 15, 20, .94);
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    backdrop-filter: blur(18px);
}
.header-inner {
    min-height: 76px;
    display: flex;
    align-items: center;
    gap: 30px;
}
.studio-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex: 0 0 auto;
}
.studio-brand > span:last-child { display: flex; flex-direction: column; line-height: 1.1; }
.studio-brand b { font-size: 18px; letter-spacing: -.02em; }
.studio-brand small { margin-top: 5px; color: #9ea9b8; font-size: 8px; letter-spacing: .13em; }
.brand-glyph {
    position: relative;
    width: 36px;
    height: 36px;
    display: inline-block;
    border: 1px solid rgba(255, 255, 255, .24);
    background: var(--white);
    overflow: hidden;
}
.brand-glyph::before {
    content: "";
    position: absolute;
    inset: 0 17px 0 0;
    background: var(--cobalt);
}
.brand-glyph i:first-child {
    position: absolute;
    inset: 17px 0 0;
    background: #2bd8bd;
}
.brand-glyph i:last-child {
    position: absolute;
    width: 9px;
    height: 9px;
    right: 0;
    top: 0;
    background: var(--signal);
}
.studio-nav {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: clamp(18px, 2.3vw, 34px);
    color: #cdd4de;
}
.studio-nav a {
    position: relative;
    padding: 26px 0;
    font-size: 14px;
    transition: color .22s ease;
}
.studio-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 19px;
    height: 2px;
    background: var(--cobalt);
    transition: right .28s var(--ease);
}
.studio-nav a:hover { color: var(--white); }
.studio-nav a:hover::after { right: 0; }
.header-consult {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0 18px;
    color: var(--carbon);
    background: var(--white);
    border-radius: 8px;
    font-weight: 800;
    font-size: 14px;
}
.header-consult span { color: var(--cobalt); }
.menu-toggle { display: none; }

.studio-hero {
    position: relative;
    overflow: hidden;
    color: var(--white);
    background: radial-gradient(circle at 82% 28%, rgba(23, 104, 255, .15), transparent 32%), var(--carbon);
}
.blueprint-grid {
    position: absolute;
    inset: 0;
    opacity: .13;
    background-image:
        linear-gradient(rgba(255, 255, 255, .16) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .16) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(90deg, transparent 2%, #000 46%, #000);
}
.hero-layout {
    position: relative;
    min-height: 500px;
    display: grid;
    grid-template-columns: minmax(380px, .72fr) minmax(600px, 1.28fr);
    align-items: center;
    gap: clamp(24px, 3vw, 42px);
    padding-block: 30px 24px;
}
.hero-copy { position: relative; z-index: 2; animation: hero-copy-in .58s var(--ease) both; }
.hero-kicker {
    margin: 0 0 18px;
    color: #90adff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
}
.hero-copy h1 {
    max-width: 390px;
    margin: 0;
    font-size: clamp(40px, 4.05vw, 58px);
    line-height: 1.05;
    letter-spacing: -.035em;
    text-wrap: balance;
}
.hero-copy h1 .hero-line { color: inherit; white-space: nowrap; }
.hero-copy h1 .hero-accent { color: #1e6fff; }
.hero-intro {
    max-width: 385px;
    margin: 22px 0 0;
    color: #bac4d1;
    font-size: 15px;
    line-height: 1.75;
    text-wrap: pretty;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.action {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 20px;
    border: 1px solid transparent;
    border-radius: 5px;
    font-size: 13px;
    font-weight: 800;
    transition: transform .22s var(--ease), background-color .22s ease, border-color .22s ease;
}
.action:hover { transform: translateY(-2px); }
.action-primary { color: var(--white); background: var(--cobalt); }
.action-primary:hover { background: #4169ff; }
.action-secondary { color: var(--white); border-color: rgba(255, 255, 255, .25); background: rgba(255, 255, 255, .04); }
.action-secondary:hover { border-color: rgba(255, 255, 255, .48); background: rgba(255, 255, 255, .08); }
.hero-visual {
    position: absolute;
    z-index: 1;
    inset: 0 min(-24px, calc((1240px - 100vw) / 2)) 0 30%;
    min-width: 0;
    width: auto;
    margin: 0;
    overflow: hidden;
    animation: hero-visual-in .82s .08s var(--ease) both;
}
.hero-visual::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--carbon) 0, rgba(7, 12, 18, .92) 11%, rgba(7, 12, 18, .42) 28%, transparent 52%), linear-gradient(180deg, rgba(7, 12, 18, .06), transparent 70%, rgba(7, 12, 18, .22));
    pointer-events: none;
}
.hero-visual img { width: 100%; height: 100%; object-fit: cover; object-position: right center; }
.engineering-map {
    position: relative;
    width: 100%;
    aspect-ratio: 820 / 440;
    min-height: 410px;
    animation: console-in .82s .08s var(--ease) both;
}
.engineering-map::before {
    content: "";
    position: absolute;
    inset: 16% 2% 2%;
    background-image: linear-gradient(rgba(41, 112, 255, .13) 1px, transparent 1px), linear-gradient(90deg, rgba(41, 112, 255, .13) 1px, transparent 1px);
    background-size: 30px 30px;
    transform: perspective(430px) rotateX(58deg);
    transform-origin: bottom;
    mask-image: linear-gradient(#000, transparent 94%);
}
.engineering-lines { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.pipeline-shadow, .pipeline-core { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.pipeline-shadow { stroke: rgba(23, 104, 255, .35); stroke-width: 13; filter: url(#pipeline-glow); }
.pipeline-core { stroke: #1972ff; stroke-width: 4; stroke-dasharray: 12 7; animation: pipeline-flow 3.2s linear infinite; }
.pipeline-nodes circle { fill: #07111f; stroke: #2980ff; stroke-width: 3; filter: url(#pipeline-glow); }
.pipeline-nodes circle:nth-child(2n) { animation: node-pulse 2.2s ease-in-out infinite; }
.map-card {
    position: absolute;
    width: 19.5%;
    min-height: 147px;
    padding: 10px 12px 20px;
    background: linear-gradient(145deg, rgba(20, 48, 88, .98), rgba(8, 22, 42, .97));
    border: 1px solid rgba(99, 163, 255, .78);
    box-shadow: 0 18px 40px rgba(0, 0, 0, .32), inset 0 0 28px rgba(34, 106, 255, .14);
    transform: perspective(600px) rotateX(1deg) rotateY(-2deg);
}
.map-card header { padding-bottom: 7px; border-bottom: 1px solid rgba(255, 255, 255, .14); color: #f7fbff; font-size: 13px; font-weight: 900; }
.map-card-body { min-height: 83px; display: grid; grid-template-columns: 58% 42%; align-items: center; gap: 4px; }
.map-card p { margin: 0; color: #c1d0e2; font-size: 9px; line-height: 1.75; }
.map-card small { position: absolute; left: 8px; bottom: -24px; color: #65a2ff; font-size: 7px; letter-spacing: .06em; }
.map-requirements { left: 1.5%; top: 10%; }
.map-prototype { left: 25%; top: 5%; }
.map-architecture { left: 49%; top: 1%; }
.map-interfaces { right: 2%; top: 9%; }
.map-database { left: 8.5%; top: 59%; }
.map-development { left: 38%; top: 57%; }
.map-deployment { right: 8%; top: 58%; }
.map-icon { position: relative; width: 70px; height: 62px; display: block; justify-self: center; filter: drop-shadow(0 8px 13px rgba(23, 104, 255, .44)); }
.icon-requirements { width: 38px; height: 55px; border: 2px solid #2572ff; border-radius: 2px; background: rgba(19, 93, 255, .18); }
.icon-requirements::before { content: ""; position: absolute; inset: 8px; border: 1px solid #5e94ff; }
.icon-requirements i { position: relative; width: 15px; height: 2px; display: block; margin: 11px auto; background: #72a3ff; }
.icon-prototype { width: 62px; height: 48px; border: 2px solid #4f8cff; background: #d8e6ff; box-shadow: inset 0 10px #4383ff; }
.icon-prototype::after { content: ""; position: absolute; width: 18px; height: 34px; right: -9px; bottom: -7px; border: 2px solid #7dadff; border-radius: 3px; background: #0f3065; }
.icon-prototype i { position: relative; width: 18px; height: 12px; display: inline-block; margin: 17px 3px 0 7px; background: #aacbff; }
.icon-architecture i { position: absolute; left: 7px; width: 56px; height: 18px; background: linear-gradient(90deg, #2470ff, #76adff); transform: skewY(-10deg); box-shadow: 0 5px 12px rgba(23, 104, 255, .38); }
.icon-architecture i:nth-child(1) { top: 2px; }.icon-architecture i:nth-child(2) { top: 22px; }.icon-architecture i:nth-child(3) { top: 42px; }
.icon-code { padding: 7px 6px; border: 1px solid #27528c; background: #071426; }
.icon-code i { width: 78%; height: 3px; display: block; margin: 7px 0; background: #2879ff; box-shadow: 13px 0 #55a7d8; }
.icon-code i:nth-child(2n) { width: 48%; margin-left: 9px; background: #55a7d8; }
.icon-database i { position: absolute; left: 8px; width: 54px; height: 18px; border: 2px solid #78b2ff; border-radius: 50%; background: #2d80ff; }
.icon-database i:nth-child(1) { top: 4px; }.icon-database i:nth-child(2) { top: 20px; }.icon-database i:nth-child(3) { top: 36px; }
.icon-development::before { content: ""; position: absolute; left: 0; top: 10px; width: 56px; height: 36px; border: 2px solid #7eaeff; background: #dceaff; box-shadow: inset 0 7px #3d82ff; }
.icon-development::after { content: ""; position: absolute; left: -6px; bottom: 4px; width: 70px; height: 5px; background: #2772ee; }
.icon-development i:last-child { position: absolute; right: -4px; top: 4px; width: 18px; height: 48px; border: 2px solid #9fc4ff; border-radius: 3px; background: #0b2a58; }
.icon-deployment i { position: relative; width: 52px; height: 13px; display: block; margin: 4px auto; border: 1px solid #66a0ff; background: #123d7d; box-shadow: inset 6px 0 #2d7dff; }
.icon-deployment::after { content: ""; position: absolute; right: -4px; top: -4px; width: 32px; height: 19px; border-radius: 18px 18px 6px 6px; background: #dbeaff; box-shadow: 0 0 15px rgba(133, 184, 255, .55); }

.evidence-band { color: var(--ink); background: var(--white); border-bottom: 1px solid #dce5f1; }
.evidence-inner {
    min-height: 92px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    align-items: center;
    gap: 0;
}
.evidence-inner article { min-height: 52px; display: flex; align-items: center; gap: 16px; padding: 0 24px; border-right: 1px solid #dce5f1; }
.evidence-inner article:first-child { padding-left: 0; }
.evidence-inner article:last-child { padding-right: 0; border-right: 0; }
.evidence-icon { min-width: 38px; color: var(--cobalt); font-size: 25px; line-height: 1; font-weight: 900; text-align: center; }
.evidence-inner b, .evidence-inner small { display: block; }
.evidence-inner b { font-size: 13px; line-height: 1.35; }
.evidence-inner small { margin-top: 4px; color: #78879a; font-size: 10px; }

.diagnosis-section { padding: clamp(56px, 6vw, 82px) 0; background: var(--paper); }
.diagnosis-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(50px, 7vw, 100px); align-items: start; }
.diagnosis-intro { position: sticky; top: 118px; }
.section-index, .section-heading > span, .cases-heading > div > span, .delivery-copy > span, .faq-layout > div:first-child > span, .final-cta span {
    color: var(--cobalt);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .14em;
}
.diagnosis-intro h2, .section-heading h2, .cases-heading h2, .delivery-copy h2, .faq-layout h2, .final-cta h2 {
    margin: 14px 0 0;
    font-size: clamp(34px, 4vw, 56px);
    line-height: 1.16;
    letter-spacing: -.035em;
    text-wrap: balance;
}
.diagnosis-intro > p {
    max-width: 48ch;
    margin: 22px 0 0;
    color: var(--body);
    line-height: 1.9;
}
.diagnosis-promise { margin-top: 36px; padding-top: 26px; border-top: 1px solid var(--line); }
.diagnosis-promise b { font-size: 14px; }
.diagnosis-promise ul { margin: 16px 0 0; padding: 0; list-style: none; }
.diagnosis-promise li { position: relative; margin: 10px 0; padding-left: 24px; color: var(--body); }
.diagnosis-promise li::before { content: ""; position: absolute; left: 0; top: .7em; width: 8px; height: 8px; background: var(--cobalt); }

.diagnosis-shell {
    color: var(--ink);
    background: var(--paper);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}
.diagnosis-progress {
    min-height: 74px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    align-items: center;
    padding: 0 28px;
    background: var(--carbon);
}
.diagnosis-progress span {
    position: relative;
    display: flex;
    align-items: center;
    gap: 9px;
    color: #7e8997;
    font-size: 12px;
}
.diagnosis-progress span:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 52px;
    right: 12px;
    top: 50%;
    height: 1px;
    background: #323b47;
}
.diagnosis-progress i {
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    color: #929daa;
    border: 1px solid #3b4654;
    font-style: normal;
    font-size: 11px;
    font-weight: 800;
}
.diagnosis-progress .is-current { color: var(--white); }
.diagnosis-progress .is-current i, .diagnosis-progress .is-complete i { color: var(--white); background: var(--cobalt); border-color: var(--cobalt); }
.diagnosis-form { padding: clamp(28px, 4vw, 50px); }
.diagnosis-step { margin: 0; padding: 0; border: 0; animation: step-in .32s var(--ease) both; }
.diagnosis-step legend { padding: 0; font-size: clamp(24px, 2.5vw, 34px); font-weight: 900; letter-spacing: -.025em; }
.diagnosis-step > p { margin: 8px 0 24px; color: var(--muted); }
.choice-grid { display: grid; gap: 12px; }
.choice-products { grid-template-columns: repeat(2, 1fr); }
.choice-grid label { cursor: pointer; }
.choice-grid input { position: absolute; opacity: 0; pointer-events: none; }
.choice-products label > span {
    min-height: 106px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 18px 20px;
    background: var(--white);
    border: 1px solid var(--line);
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s var(--ease);
}
.choice-products label:hover > span { transform: translateY(-2px); border-color: #aebbf2; box-shadow: var(--shadow-small); }
.choice-products input:checked + span { border-color: var(--cobalt); box-shadow: inset 0 0 0 1px var(--cobalt); background: var(--ice); }
.choice-products input:focus-visible + span, .choice-goals input:focus-visible + span { outline: 3px solid var(--signal); outline-offset: 3px; }
.choice-products b, .choice-products small { display: block; }
.choice-products b { font-size: 16px; }
.choice-products small { margin-top: 7px; color: var(--muted); line-height: 1.45; }
.field-block { margin-top: 24px; }
.field-block:first-of-type { margin-top: 0; }
.field-block label, .field-label { display: block; margin-bottom: 9px; font-size: 13px; font-weight: 800; }
select, textarea, input[type="text"], input[type="tel"] {
    width: 100%;
    color: var(--ink);
    background: var(--white);
    border: 1px solid #cbd2dc;
    border-radius: 8px;
    outline: none;
    transition: border-color .2s ease, box-shadow .2s ease;
}
select, input[type="text"], input[type="tel"] { min-height: 48px; padding: 0 14px; }
textarea { padding: 13px 14px; resize: vertical; }
select:focus, textarea:focus, input[type="text"]:focus, input[type="tel"]:focus { border-color: var(--cobalt); box-shadow: 0 0 0 3px rgba(49, 92, 255, .14); }
::placeholder { color: #687487; opacity: 1; }
.choice-goals { grid-template-columns: repeat(3, 1fr); }
.choice-goals span {
    min-height: 48px;
    display: grid;
    place-items: center;
    padding: 8px;
    color: var(--body);
    background: var(--white);
    border: 1px solid var(--line);
    font-size: 13px;
    font-weight: 700;
    text-align: center;
}
.choice-goals input:checked + span { color: var(--cobalt-dark); border-color: var(--cobalt); background: var(--ice); }
.two-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.switch-choice {
    margin-top: 22px;
    display: flex;
    align-items: flex-start;
    gap: 13px;
    padding: 16px;
    background: var(--ice);
    border: 1px solid #cbd6ff;
    cursor: pointer;
}
.switch-choice input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--cobalt); }
.switch-choice b, .switch-choice small { display: block; }
.switch-choice small { margin-top: 4px; color: var(--body); }
.form-alert { margin-bottom: 22px; padding: 12px 14px; color: #842411; background: #fff0ec; border: 1px solid #f2b5a8; border-radius: 8px; }
.form-controls { display: flex; justify-content: flex-end; gap: 10px; margin-top: 30px; }
.form-controls button, .save-button {
    min-height: 48px;
    padding: 0 22px;
    border-radius: 8px;
    border: 1px solid transparent;
    cursor: pointer;
    font-weight: 800;
}
.step-back { background: var(--white); border-color: var(--line) !important; }
.step-next, .save-button { color: var(--white); background: var(--cobalt); }
.step-next:hover, .save-button:hover { background: var(--cobalt-dark); }
.step-next:disabled, .save-button:disabled { cursor: wait; opacity: .62; }

.result-loading { min-height: 240px; display: grid; place-items: center; align-content: center; gap: 14px; color: var(--body); }
.result-loading i { width: 36px; height: 36px; border: 3px solid #d7def2; border-top-color: var(--cobalt); border-radius: 50%; animation: spin .7s linear infinite; }
.result-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; margin-top: 20px; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.result-heading span { color: var(--muted); font-size: 12px; }
.result-heading h3 { margin: 5px 0 0; font-size: 25px; }
.result-heading strong { padding: 7px 10px; color: var(--cobalt-dark); background: var(--ice); font-size: 12px; }
.result-summary { margin: 20px 0; color: var(--body); line-height: 1.8; }
.result-facts { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.result-facts div { padding: 15px; background: var(--white); border: 1px solid var(--line); }
.result-facts span, .result-facts b { display: block; }
.result-facts span { color: var(--muted); font-size: 11px; }
.result-facts b { margin-top: 5px; font-size: 14px; }
.result-columns { display: grid; grid-template-columns: .8fr 1.2fr; gap: 26px; margin-top: 24px; }
.result-columns h4, .result-risk h4 { margin: 0 0 10px; font-size: 13px; }
.result-columns ul, .result-risk ul { margin: 0; padding: 0; list-style: none; }
.result-columns li, .result-risk li { position: relative; margin: 8px 0; padding-left: 16px; color: var(--body); font-size: 13px; }
.result-columns li::before { content: ""; position: absolute; left: 0; top: .68em; width: 5px; height: 5px; background: var(--cobalt); }
.result-risk { margin-top: 22px; padding: 16px; color: #6d380b; background: #fff6e9; border: 1px solid #efd3a7; }
.result-risk li { color: #6d380b; }
.result-risk li::before { content: "!"; position: absolute; left: 0; font-weight: 900; }
.result-cases { margin-top: 22px; }
.result-cases h4 { margin: 0 0 10px; font-size: 13px; }
.result-cases > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.result-cases a { min-height: 74px; display: flex; flex-direction: column; justify-content: space-between; padding: 11px; background: var(--white); border: 1px solid var(--line); }
.result-cases a:hover { border-color: var(--cobalt); }
.result-cases b { display: -webkit-box; overflow: hidden; font-size: 12px; line-height: 1.45; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.result-cases span { margin-top: 8px; color: var(--cobalt); font-size: 11px; }
.result-disclaimer { margin: 16px 0 0; color: var(--muted); font-size: 11px; }
.save-diagnosis { margin-top: 30px; padding-top: 26px; border-top: 1px solid var(--line); }
.save-diagnosis h3 { margin: 0; font-size: 19px; }
.save-diagnosis > div:first-child p { margin: 5px 0 0; color: var(--muted); font-size: 13px; }
.contact-fields { display: grid; grid-template-columns: 1fr 1.2fr 1fr; gap: 10px; margin-top: 18px; }
.contact-fields label { font-size: 12px; font-weight: 800; }
.contact-fields input { margin-top: 7px; }
.save-button { width: 100%; margin-top: 12px; }
.privacy-note { margin: 8px 0 0; color: var(--muted); font-size: 11px; text-align: center; }
.submit-success { margin-top: 28px; display: flex; align-items: center; gap: 16px; padding: 20px; color: #0d583f; background: #e9f8f2; border: 1px solid #abdcca; }
.submit-success > span { width: 38px; height: 38px; display: grid; place-items: center; color: var(--white); background: var(--success); border-radius: 50%; font-weight: 900; }
.submit-success h3, .submit-success p { margin: 0; }
.submit-success p { margin-top: 3px; font-size: 13px; }

.capability-section { padding: clamp(92px, 9vw, 138px) 0; background: #f7f9fc; }
.capability-heading { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: clamp(48px, 8vw, 120px); }
.capability-heading h2 { max-width: 820px; margin: 0; font-size: clamp(40px, 4.6vw, 64px); line-height: 1.1; letter-spacing: -.038em; text-wrap: balance; }
.capability-heading > div { padding-bottom: 6px; }
.capability-heading b { color: var(--cobalt-dark); font-size: 14px; }
.capability-heading p { max-width: 44ch; margin: 12px 0 0; color: var(--body); font-size: 16px; line-height: 1.85; }
.capability-stage { margin-top: 64px; display: grid; grid-template-columns: 1.08fr .92fr; background: var(--white); border: 1px solid #d7e0eb; box-shadow: 0 26px 80px rgba(14, 32, 58, .1); }
.capability-visual { position: relative; min-height: 570px; display: flex; flex-direction: column; overflow: hidden; color: var(--white); background: var(--carbon); }
.capability-visual::before { content: ""; position: absolute; inset: 0; opacity: .22; background-image: linear-gradient(rgba(47, 117, 255, .28) 1px, transparent 1px), linear-gradient(90deg, rgba(47, 117, 255, .28) 1px, transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(135deg, transparent, #000 32%, #000); }
.capability-visual-top, .capability-visual-bottom { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 22px 26px; }
.capability-visual-top { border-bottom: 1px solid rgba(255, 255, 255, .14); }
.capability-visual-top span { color: #7fa8ff; font-size: 9px; letter-spacing: .14em; }
.capability-visual-top b { font-size: 14px; }
.capability-visual-bottom { margin-top: auto; border-top: 1px solid rgba(255, 255, 255, .14); color: #8290a3; font-size: 10px; }
.capability-visual-bottom b { margin-left: auto; color: #d8e1ee; font-size: 11px; }
.system-board { position: relative; z-index: 1; width: min(450px, 82%); aspect-ratio: 1 / .78; margin: auto; }
.system-loop { position: absolute; inset: 16% 18%; border: 2px solid #1e6fff; box-shadow: 0 0 34px rgba(30, 111, 255, .4), inset 0 0 28px rgba(30, 111, 255, .12); transform: rotate(45deg); }
.system-loop::before, .system-loop::after { content: ""; position: absolute; width: 10px; height: 10px; border: 2px solid #61a1ff; border-radius: 50%; background: #07101a; box-shadow: 0 0 18px #1768ff; }
.system-loop::before { left: -6px; top: -6px; }.system-loop::after { right: -6px; bottom: -6px; }
.system-board > strong { position: absolute; z-index: 3; left: 50%; top: 50%; width: 144px; height: 144px; display: grid; place-content: center; gap: 7px; text-align: center; background: #1359d7; border: 1px solid #72a7ff; box-shadow: 0 24px 55px rgba(12, 75, 204, .38); transform: translate(-50%, -50%); font-size: 22px; }
.system-board > strong small { color: #c7dbff; font-size: 8px; letter-spacing: .12em; }
.system-node { position: absolute; z-index: 2; min-width: 126px; padding: 13px 14px; color: #edf4ff; background: #111d2c; border: 1px solid #35557e; font-size: 13px; font-weight: 800; }
.system-node::before { content: ""; width: 7px; height: 7px; display: inline-block; margin-right: 9px; border-radius: 50%; background: #2c7dff; box-shadow: 0 0 12px #2c7dff; }
.system-node small { display: block; margin: 5px 0 0 16px; color: #8594a8; font-size: 9px; font-weight: 400; }
.node-user { left: 0; top: 4%; }.node-operation { right: 0; top: 4%; }.node-management { left: 0; bottom: 4%; }.node-data { right: 0; bottom: 4%; }
.capability-services { counter-reset: service; }
.capability-services a { min-height: 142px; display: grid; grid-template-columns: 46px 1fr 34px; align-items: center; gap: 14px; padding: 20px 26px; border-bottom: 1px solid #dce3ec; transition: color .22s ease, background-color .22s ease, padding .3s var(--ease); }
.capability-services a:last-child { border-bottom: 0; }
.capability-services a:hover { padding-left: 34px; color: var(--white); background: var(--cobalt); }
.capability-services > a > span { align-self: start; padding-top: 6px; color: var(--cobalt); font-size: 12px; font-weight: 900; }
.capability-services a:hover > span, .capability-services a:hover small, .capability-services a:hover p { color: rgba(255,255,255,.76); }
.capability-services small { color: #8290a3; font-size: 8px; letter-spacing: .12em; }
.capability-services h3 { margin: 4px 0 0; font-size: clamp(20px, 2vw, 28px); letter-spacing: -.025em; }
.capability-services p { margin: 5px 0 0; color: var(--muted); font-size: 12px; }
.capability-services > a > b { color: var(--cobalt); font-size: 19px; font-weight: 400; transition: transform .3s var(--ease); }
.capability-services a:hover > b { color: var(--white); transform: translate(4px, -4px); }

.cases-section { position: relative; overflow: hidden; padding: clamp(96px, 10vw, 150px) 0; color: var(--white); background: #080e16; }
.cases-section::before { content: ""; position: absolute; width: 720px; height: 720px; right: -240px; top: -300px; border-radius: 50%; background: rgba(23, 104, 255, .12); filter: blur(2px); }
.cases-heading { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: clamp(48px, 9vw, 130px); }
.cases-heading h2 { max-width: 780px; }
.cases-heading > div:first-child > span { color: #79a4ff; }
.cases-heading-note { padding-bottom: 5px; }
.cases-heading-note p { max-width: 43ch; margin: 0 0 22px; color: #9ba8b8; line-height: 1.8; }
.cases-heading-note a { display: inline-flex; align-items: center; gap: 16px; padding-bottom: 7px; color: var(--white); border-bottom: 1px solid #526173; font-weight: 800; }
.cases-heading-note a span { color: #6f9cff; }
.case-showcase { position: relative; margin-top: 66px; display: grid; grid-template-columns: repeat(12, 1fr); gap: 54px 26px; counter-reset: casework; }
.work-card { grid-column: span 4; counter-increment: casework; }
.work-card:nth-child(1), .work-card:nth-child(5) { grid-column: span 7; }
.work-card:nth-child(2), .work-card:nth-child(4) { grid-column: span 5; }
.work-card figure { position: relative; aspect-ratio: 16 / 10; margin: 0; overflow: hidden; background: #172231; border: 1px solid rgba(255, 255, 255, .11); }
.work-card figure::before { content: "0" counter(casework); position: absolute; z-index: 2; left: 14px; top: 12px; min-width: 34px; padding: 7px 8px; color: var(--white); background: rgba(5, 11, 19, .82); font-size: 10px; font-weight: 900; text-align: center; }
.work-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s var(--ease), filter .4s ease; }
.work-card figure > span { position: absolute; right: 0; bottom: 0; padding: 12px 16px; color: var(--white); background: var(--cobalt); font-size: 11px; font-weight: 800; transform: translateY(100%); transition: transform .3s var(--ease); }
.work-card:hover img { transform: scale(1.045); filter: saturate(1.08) contrast(1.03); }
.work-card:hover figure > span { transform: translateY(0); }
.work-card > div { padding-top: 19px; }
.work-card small { color: #76a1ff; font-size: 10px; }
.work-card h3 { margin: 8px 0 0; font-size: clamp(19px, 2vw, 28px); line-height: 1.32; }
.work-card p { display: -webkit-box; max-width: 56ch; margin: 10px 0 0; overflow: hidden; color: #929faf; -webkit-line-clamp: 2; -webkit-box-orient: vertical; font-size: 14px; }

.delivery-section { padding: clamp(94px, 9vw, 136px) 0; background: var(--white); }
.delivery-heading { display: grid; grid-template-columns: 1.18fr .82fr; align-items: end; gap: clamp(48px, 9vw, 130px); }
.delivery-heading h2 { max-width: 780px; margin: 0; font-size: clamp(40px, 4.4vw, 62px); line-height: 1.12; letter-spacing: -.038em; }
.delivery-heading p { max-width: 43ch; margin: 0 0 18px; color: var(--body); line-height: 1.85; }
.delivery-heading a { color: var(--cobalt-dark); font-weight: 800; }
.delivery-timeline { position: relative; margin: 66px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); list-style: none; border-top: 1px solid #bfcbd9; border-bottom: 1px solid #bfcbd9; }
.delivery-timeline::before { content: ""; position: absolute; left: 0; right: 80%; top: -2px; height: 3px; background: var(--cobalt); }
.delivery-timeline li { min-height: 290px; display: flex; flex-direction: column; align-items: flex-start; gap: 0; padding: 28px 24px 24px; border-right: 1px solid #d9e1eb; transition: color .25s ease, background-color .25s ease, transform .3s var(--ease); }
.delivery-timeline li:last-child { border-right: 0; }
.delivery-timeline li:hover { color: var(--white); background: var(--cobalt); transform: translateY(-8px); }
.delivery-timeline > li > span { color: var(--cobalt); font-size: 13px; font-weight: 900; }
.delivery-timeline h3, .delivery-timeline p { margin: 0; }
.delivery-timeline h3 { margin-top: 42px; font-size: 23px; }
.delivery-timeline p { margin-top: 10px; color: var(--body); font-size: 13px; line-height: 1.75; }
.delivery-timeline b { margin-top: auto; color: #34415a; font-size: 11px; }
.delivery-timeline li:hover > span, .delivery-timeline li:hover p, .delivery-timeline li:hover b { color: rgba(255,255,255,.78); }

.faq-section { padding: clamp(96px, 9vw, 136px) 0; color: var(--white); background: #0b111a; }
.faq-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(56px, 8vw, 116px); }
.faq-intro > span { display: inline-block; padding: 7px 10px; color: #a9c4ff; border: 1px solid #31517e; font-size: 10px; }
.faq-intro h2 { max-width: 520px; margin-top: 22px; font-size: clamp(38px, 3.6vw, 50px); }
.faq-intro p { max-width: 43ch; margin: 22px 0; color: #9eabbc; line-height: 1.85; }
.faq-intro a { color: #8eb2ff; font-weight: 800; }
.faq-list { border-top: 1px solid rgba(255,255,255,.18); }
.faq-list details { border-bottom: 1px solid rgba(255,255,255,.18); }
.faq-list summary { min-height: 104px; display: flex; align-items: center; justify-content: space-between; gap: 20px; cursor: pointer; font-size: 18px; font-weight: 800; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary i { position: relative; width: 22px; height: 22px; flex: 0 0 auto; border: 1px solid #526075; }
.faq-list summary i::before, .faq-list summary i::after { content: ""; position: absolute; background: #dbe6f6; transition: transform .2s ease; }
.faq-list summary i::before { left: 5px; right: 5px; top: 10px; height: 1px; }
.faq-list summary i::after { top: 5px; bottom: 5px; left: 10px; width: 1px; }
.faq-list details[open] summary i { border-color: #4f8fff; background: #155bd9; }
.faq-list details[open] summary i::after { transform: rotate(90deg); }
.faq-list details p { max-width: 66ch; margin: -6px 46px 30px 0; color: #9eabbc; line-height: 1.85; }

.final-cta { position: relative; overflow: hidden; padding: clamp(82px, 8vw, 118px) 0; color: var(--white); background: var(--cobalt); }
.final-cta::before { content: ""; position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.18) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.18) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(90deg, transparent, #000); }
.final-cta::after { content: ""; position: absolute; width: 360px; height: 360px; right: -110px; top: -170px; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; box-shadow: 0 0 0 58px rgba(255,255,255,.06), 0 0 0 116px rgba(255,255,255,.035); }
.final-cta .studio-wrap { position: relative; z-index: 1; display: grid; grid-template-columns: 1.12fr .88fr; align-items: end; gap: clamp(50px, 9vw, 130px); }
.final-cta span { color: #d7e4ff; font-size: 13px; font-weight: 800; }
.final-cta h2 { max-width: 760px; margin-top: 16px; font-size: clamp(38px, 4.4vw, 62px); }
.final-cta p { max-width: 46ch; margin: 0 0 26px; color: #e5edff; line-height: 1.85; }
.final-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; }
.final-actions a { display: inline-flex; align-items: center; min-height: 50px; font-weight: 800; }
.final-primary { gap: 24px; padding: 0 20px; color: var(--cobalt-dark); background: var(--white); }
.final-primary i { font-style: normal; }
.final-phone { color: var(--white); border-bottom: 1px solid rgba(255,255,255,.55); }

.studio-footer { color: #aeb9c8; background: #070b11; }
.footer-main { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 56px; padding: 76px 0 58px; }
.footer-main > div:not(.footer-brand) { display: flex; flex-direction: column; gap: 10px; }
.footer-main b { color: var(--white); }
.footer-main a, .footer-main p { margin: 0; font-size: 13px; }
.footer-main a { transition: color .2s ease, transform .2s var(--ease); }
.footer-main a:hover { color: var(--white); transform: translateX(3px); }
.footer-brand { display: flex; align-items: flex-start; gap: 14px; }
.footer-brand b { font-size: 19px; }
.footer-brand p { max-width: 24ch; margin-top: 7px; color: #758294; }
.footer-bottom { min-height: 68px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line-dark); color: #697587; font-size: 12px; }

@keyframes hero-in { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes hero-copy-in { from { transform: translateY(22px); } to { transform: none; } }
@keyframes console-in { from { opacity: 0; transform: translateX(28px); } to { opacity: 1; transform: none; } }
@keyframes hero-visual-in { from { transform: translateX(28px); } to { transform: none; } }
@keyframes pipeline-flow { to { stroke-dashoffset: -38; } }
@keyframes node-pulse { 0%, 100% { r: 7; opacity: .72; } 50% { r: 10; opacity: 1; } }
@keyframes step-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes signal-pulse { 0%, 100% { box-shadow: inset 0 0 0 0 rgba(49, 92, 255, .25); } 50% { box-shadow: inset 0 0 0 15px rgba(49, 92, 255, .08); } }

@media (max-width: 1080px) {
    .studio-nav { gap: 17px; }
    .hero-layout { grid-template-columns: minmax(300px, .62fr) minmax(540px, 1.38fr); gap: 18px; }
    .hero-copy h1 { font-size: clamp(39px, 4.25vw, 47px); }
    .engineering-map { min-height: 390px; }
    .evidence-inner article { padding-inline: 16px; }
    .evidence-inner b { font-size: 12px; }
    .diagnosis-layout, .delivery-layout { grid-template-columns: .85fr 1.15fr; gap: 48px; }
    .capability-stage { grid-template-columns: 1fr 1fr; }
    .capability-visual { min-height: 540px; }
    .capability-services a { padding-inline: 20px; }
    .delivery-timeline li { padding-inline: 17px; }
    .contact-fields { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
    :root { --wrap: min(100% - 36px, 720px); }
    .header-inner { min-height: 68px; }
    .menu-toggle {
        margin-left: auto;
        width: 44px;
        height: 44px;
        display: grid;
        place-content: center;
        gap: 7px;
        color: var(--white);
        background: transparent;
        border: 1px solid rgba(255, 255, 255, .22);
        border-radius: 8px;
        cursor: pointer;
    }
    .menu-toggle span { width: 20px; height: 2px; display: block; background: currentColor; transition: transform .25s ease; }
    .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(4.5px) rotate(45deg); }
    .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-4.5px) rotate(-45deg); }
    .studio-nav {
        position: fixed;
        inset: 68px 0 auto;
        min-height: calc(100vh - 68px);
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 26px 18px;
        color: var(--white);
        background: var(--carbon);
    }
    .studio-nav.is-open { display: flex; }
    .studio-nav a { padding: 17px 6px; border-bottom: 1px solid var(--line-dark); font-size: 17px; }
    .studio-nav a::after { display: none; }
    .header-consult { display: none; }
    .hero-layout { min-height: auto; grid-template-columns: 1fr; padding-block: 58px 34px; }
    .hero-copy { max-width: 620px; }
    .hero-copy h1 { max-width: 480px; }
    .hero-intro { max-width: 520px; }
    .hero-visual { position: relative; z-index: 1; inset: auto; width: 100%; min-height: 0; aspect-ratio: 1.7 / 1; margin: 28px 0 -34px; border-top: 1px solid rgba(94, 148, 255, .2); }
    .hero-visual::after { background: linear-gradient(180deg, var(--carbon), transparent 20%, transparent 86%, rgba(7, 12, 18, .25)); }
    .hero-visual img { object-position: center; }
    .engineering-map { width: min(100%, 720px); min-height: 385px; margin: 20px auto 0; }
    .evidence-inner { grid-template-columns: 1fr 1fr; padding-block: 15px; }
    .evidence-inner article:nth-child(2) { border-right: 0; }
    .evidence-inner article { padding-block: 11px; }
    .diagnosis-layout, .delivery-layout, .faq-layout, .capability-heading, .delivery-heading, .cases-heading { grid-template-columns: 1fr; }
    .diagnosis-intro, .delivery-copy { position: static; }
    .diagnosis-promise { display: none; }
    .capability-heading { gap: 24px; }
    .capability-heading > div { max-width: 560px; }
    .capability-stage { margin-top: 44px; grid-template-columns: 1fr; }
    .capability-visual { min-height: 500px; }
    .capability-services { display: grid; grid-template-columns: 1fr 1fr; }
    .capability-services a { min-height: 166px; border-right: 1px solid #dce3ec; }
    .capability-services a:nth-child(2n) { border-right: 0; }
    .cases-heading { gap: 26px; }
    .cases-heading-note { max-width: 560px; }
    .work-card, .work-card:nth-child(1), .work-card:nth-child(2), .work-card:nth-child(4), .work-card:nth-child(5) { grid-column: span 6; }
    .delivery-heading { gap: 26px; }
    .delivery-heading > div { max-width: 560px; }
    .delivery-timeline { grid-template-columns: 1fr 1fr; }
    .delivery-timeline::before { right: 50%; }
    .delivery-timeline li { min-height: 230px; border-bottom: 1px solid #d9e1eb; }
    .delivery-timeline li:nth-child(2n) { border-right: 0; }
    .delivery-timeline li:last-child { grid-column: 1 / -1; min-height: 210px; }
    .final-cta .studio-wrap { grid-template-columns: 1fr; gap: 26px; }
    .footer-main { grid-template-columns: 1.4fr 1fr 1fr; }
    .footer-main > div:last-child { grid-column: 2 / 4; }
}

@media (max-width: 620px) {
    :root { --wrap: calc(100% - 28px); }
    .studio-brand b { font-size: 16px; }
    .hero-layout { padding-block: 44px 28px; }
    .hero-kicker { margin-bottom: 17px; font-size: 12px; }
    .hero-copy h1 { font-size: clamp(38px, 11.4vw, 49px); }
    .hero-intro { margin-top: 21px; font-size: 16px; }
    .hero-actions { flex-direction: column; }
    .action { width: 100%; }
    .hero-visual { width: calc(100% + 28px); aspect-ratio: 1.45 / 1; margin: 24px -14px -28px; }
    .engineering-map { min-height: 285px; aspect-ratio: 820 / 520; margin-top: 14px; }
    .map-card { min-height: 92px; padding: 7px 7px 10px; }
    .map-card header { padding-bottom: 4px; font-size: 9px; }
    .map-card-body { min-height: 62px; grid-template-columns: 1fr; }
    .map-card p, .map-card small { display: none; }
    .map-icon { transform: scale(.68); }
    .map-database, .map-development, .map-deployment { top: 57%; }
    .evidence-inner { grid-template-columns: 1fr; padding-block: 10px; }
    .evidence-inner article { min-height: 60px; padding: 8px 4px; border-right: 0; border-bottom: 1px solid #e3eaf3; }
    .evidence-inner article:first-child { padding-left: 4px; }
    .evidence-inner article:last-child { border-bottom: 0; }
    .diagnosis-section, .capability-section, .cases-section, .delivery-section, .faq-section { padding-block: 72px; }
    .diagnosis-shell { margin-inline: -4px; }
    .diagnosis-progress { padding-inline: 15px; }
    .diagnosis-progress span { gap: 5px; font-size: 0; }
    .diagnosis-progress span:not(:last-child)::after { left: 35px; right: 7px; }
    .diagnosis-progress i { font-size: 11px; }
    .diagnosis-form { padding: 28px 18px; }
    .choice-products, .choice-goals, .two-fields, .result-facts, .result-columns, .result-cases > div { grid-template-columns: 1fr; }
    .choice-products label > span { min-height: 86px; }
    .choice-goals { grid-template-columns: 1fr 1fr; }
    .form-controls { justify-content: stretch; }
    .form-controls button { flex: 1; }
    .capability-heading h2, .delivery-heading h2 { font-size: clamp(32px, 9.4vw, 40px); line-height: 1.12; }
    .capability-visual { min-height: 430px; }
    .capability-visual-top, .capability-visual-bottom { padding-inline: 16px; }
    .capability-visual-bottom span { display: none; }
    .system-board { width: 100%; transform: scale(.84); transform-origin: center; }
    .system-board > strong { width: 110px; height: 110px; font-size: 18px; }
    .system-node { min-width: 102px; padding: 10px; font-size: 11px; }
    .capability-services { grid-template-columns: 1fr; }
    .capability-services a, .capability-services a:nth-child(2n) { min-height: 132px; border-right: 0; }
    .case-showcase { grid-template-columns: 1fr; gap: 34px; }
    .work-card, .work-card:nth-child(1), .work-card:nth-child(2), .work-card:nth-child(4), .work-card:nth-child(5) { grid-column: 1; }
    .delivery-timeline { grid-template-columns: 1fr; }
    .delivery-timeline::before { right: 0; }
    .delivery-timeline li, .delivery-timeline li:last-child { grid-column: 1; min-height: 190px; border-right: 0; }
    .delivery-timeline h3 { margin-top: 24px; }
    .faq-list summary { min-height: 84px; font-size: 16px; }
    .faq-list details p { margin-right: 0; }
    .final-actions { align-items: stretch; flex-direction: column; }
    .final-actions a { justify-content: center; }
    .footer-main { grid-template-columns: 1fr 1fr; gap: 36px 22px; }
    .footer-brand { grid-column: 1 / -1; }
    .footer-main > div:last-child { grid-column: auto; }
    .footer-bottom { align-items: flex-start; flex-direction: column; justify-content: center; gap: 3px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}