:root{
    --ink:#0b1734;
    --muted:#68728a;
    --line:#e6eaf2;
    --paper:#ffffff;
    --wash:#f6f8fc;
    --blue:#1677ff;
    --cyan:#08b7cf;
    --purple:#7a50dc;
    --radius:20px;
    --shadow:0 18px 50px rgba(17,36,79,.08);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    color:var(--ink);
    background:var(--paper);
    font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    line-height:1.55;
}
a{color:inherit}
button,input,select{font:inherit}
img{max-width:100%;height:auto;display:block}
.shell{width:min(1180px,calc(100% - 32px));margin-inline:auto}
.narrow{width:min(760px,100%)}

.site-header{
    position:sticky;
    top:0;
    z-index:20;
    background:rgba(255,255,255,.94);
    border-bottom:1px solid var(--line);
    backdrop-filter:blur(14px);
}
.header-inner{
    min-height:78px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
}
.brand img{
    width:220px;
    height:auto;
}
.top-nav{display:flex;gap:24px;font-size:14px;font-weight:700}
.top-nav a{text-decoration:none;color:#41506d}
.top-nav a:hover{color:var(--blue)}

.hero{padding:72px 0 54px}
.hero-grid{
    display:grid;
    grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);
    align-items:center;
    gap:56px;
}
.eyebrow{
    color:#64718d;
    font-size:12px;
    font-weight:800;
    letter-spacing:.14em;
    text-transform:uppercase;
}
h1,h2,h3{line-height:1.08;letter-spacing:-.035em;margin-top:0}
h1{font-size:clamp(44px,7vw,84px);margin-bottom:24px}
h2{font-size:clamp(32px,4.6vw,54px);margin-bottom:16px}
h3{font-size:24px;margin-bottom:10px}
.hero-lead{
    max-width:720px;
    color:#526078;
    font-size:clamp(18px,2.2vw,23px);
    margin:0 0 30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.button{
    min-height:48px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    padding:0 18px;
    font-weight:800;
    text-decoration:none;
    border:1px solid transparent;
}
.button.primary{color:#fff;background:linear-gradient(110deg,var(--blue),var(--purple))}
.button.secondary{color:#69758e;background:#f5f7fb;border-color:#e4e9f1}
.button:disabled{opacity:.72}
.hero-notes{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;color:#738097;font-size:13px}
.hero-notes span::before{content:"✓";color:#09a88a;font-weight:900;margin-right:6px}

.signal-card{
    border:1px solid var(--line);
    border-radius:26px;
    padding:28px;
    background:linear-gradient(145deg,#fbfdff,#f4f7fc);
    box-shadow:var(--shadow);
}
.signal-kicker{font-size:11px;letter-spacing:.13em;font-weight:900;color:#69758f}
.signal-score{font-size:29px;font-weight:850;margin-top:10px}
.score-row{display:flex;align-items:flex-end;gap:12px;border-bottom:1px solid var(--line);padding:14px 0 20px}
.score-row strong{font-size:48px;line-height:1}
.score-row span{font-size:13px;color:var(--muted);padding-bottom:7px}
.signal-card ul{margin:20px 0 0;padding-left:19px;color:#56647d}

.section{padding:68px 0}
.section-muted{background:var(--wash);border-block:1px solid var(--line)}
.section-heading{
    display:grid;
    grid-template-columns:1.1fr .9fr;
    gap:48px;
    align-items:end;
    margin-bottom:30px;
}
.section-heading p{color:var(--muted);margin:0}

.team-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.team-slot{
    min-height:190px;
    border:1px solid var(--line);
    border-radius:18px;
    padding:18px;
    display:flex;
    flex-direction:column;
    justify-content:flex-end;
    background:#fff;
}
.slot-number{font-size:11px;font-weight:900;letter-spacing:.12em;color:#98a1b1}
.slot-orb{
    width:62px;height:62px;border-radius:50%;
    border:1px dashed #b9c1cf;
    margin:auto;
    background:radial-gradient(circle at 35% 30%,#fff,#eef2f8);
}
.team-slot strong{font-size:14px}
.team-slot span{font-size:12px;color:#8993a6;margin-top:4px}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-grid article{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:28px;
}
.feature-index{font-weight:900;color:#8f9bb0;font-size:12px}
.feature-grid p{color:var(--muted);margin-bottom:0}

.method-card{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:48px;
    align-items:center;
    border:1px solid var(--line);
    border-radius:26px;
    padding:42px;
}
.method-card p{color:var(--muted)}
.text-link{font-weight:850;color:var(--blue);text-decoration:none}

.page-hero{padding:72px 0 34px;border-bottom:1px solid var(--line)}
.page-hero h1{font-size:clamp(40px,6vw,68px);margin:12px 0 18px}
.page-hero p{font-size:19px;color:var(--muted)}
.prose h2{font-size:30px;margin:40px 0 10px}
.prose p{color:#55627a;font-size:17px}

.site-footer{
    border-top:1px solid var(--line);
    padding:42px 0 28px;
    background:#fafbfd;
}
.footer-grid{display:flex;justify-content:space-between;gap:30px}
.footer-grid p{margin:6px 0 0;color:var(--muted);font-size:14px}
.footer-grid nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-grid a{font-size:13px;font-weight:750;text-decoration:none;color:#536079}
.trademark-note{
    border-top:1px solid var(--line);
    margin-top:28px;
    padding-top:20px;
    color:#858ea0;
    font-size:12px;
}

@media (max-width:900px){
    .hero-grid,.section-heading,.method-card{grid-template-columns:1fr}
    .hero-grid{gap:30px}
    .team-grid{grid-template-columns:repeat(3,1fr)}
    .feature-grid{grid-template-columns:1fr}
}
@media (max-width:600px){
    .shell{width:min(100% - 22px,1180px)}
    .site-header{position:static}
    .header-inner{min-height:68px}
    .brand img{width:178px}
    .top-nav{gap:12px;font-size:12px}
    .hero{padding:48px 0 36px}
    h1{font-size:48px}
    .hero-actions{display:grid}
    .button{width:100%}
    .team-grid{grid-template-columns:repeat(2,1fr)}
    .team-slot{min-height:165px}
    .method-card{padding:25px}
    .footer-grid{display:grid}
}


/* -------------------------------------------------
   M0.1 mobile visual refinement
   ------------------------------------------------- */

.mobile-menu {
    display: none;
    position: relative;
}

.mobile-menu summary {
    list-style: none;
}

.mobile-menu summary::-webkit-details-marker {
    display: none;
}

.mobile-menu-panel {
    display: grid;
    min-width: 190px;
    padding: 10px;
    gap: 3px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 14px;
    box-shadow: var(--shadow);
}

.mobile-menu-panel a {
    padding: 10px 12px;
    border-radius: 9px;
    text-decoration: none;
    color: #41506d;
    font-size: 14px;
    font-weight: 750;
}

.mobile-menu-panel a:hover {
    background: var(--wash);
    color: var(--blue);
}

@media (max-width: 600px) {

    .header-inner {
        min-height: 66px;
        gap: 10px;
    }

    .brand img {
        width: 172px;
    }

    .top-nav {
        display: none;
    }

    .mobile-menu {
        display: block;
    }

    .mobile-menu summary {
        width: 42px;
        height: 42px;
        display: grid;
        place-items: center;
        cursor: pointer;
        border: 1px solid var(--line);
        border-radius: 11px;
        background: #fff;
        color: var(--ink);
        font-size: 24px;
        font-weight: 800;
        line-height: 1;
    }

    .mobile-menu[open] .mobile-menu-panel {
        position: absolute;
        right: 0;
        top: 49px;
        z-index: 30;
    }

    .hero {
        padding: 38px 0 32px;
    }

    h1 {
        font-size: 42px;
        line-height: 1.04;
        margin-bottom: 20px;
    }

    .hero-lead {
        font-size: 18px;
        line-height: 1.58;
        margin-bottom: 26px;
    }

    .hero-notes {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 11px 16px;
        margin-top: 20px;
        text-align: left;
    }

    .hero-notes span {
        white-space: nowrap;
        font-size: 12.5px;
    }

    .hero-notes span:last-child {
        grid-column: 1 / -1;
        justify-self: center;
    }

    .signal-card {
        margin-top: 6px;
        padding: 25px;
    }

    .section {
        padding: 56px 0;
    }
}