@font-face { font-family: 'Space Grotesk'; font-style: normal; font-weight: 300 700; font-display: swap; src: url('../assets/fonts/SpaceGrotesk-Latin.woff2') format('woff2'); }
@font-face { font-family: 'Space Mono'; font-style: normal; font-weight: 400; font-display: swap; src: url('../assets/fonts/SpaceMono-Regular-Latin.woff2') format('woff2'); }
@font-face { font-family: 'Space Mono'; font-style: normal; font-weight: 700; font-display: swap; src: url('../assets/fonts/SpaceMono-Bold-Latin.woff2') format('woff2'); }

* { box-sizing: border-box; }
:root {
    --bg: #0a0a0a;
    --surface: #111;
    --line: #242424;
    --line-hover: #3a3a3a;
    --text-1: #fff;
    --text-2: #b8b8b8;
    --text-3: #858585;
    --mono: 'Space Mono', monospace;
    --sans: 'Space Grotesk', sans-serif;
    --ease-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text-1); font-family: var(--sans); line-height: 1.5; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
main, footer { position: relative; z-index: 1; }
.page-grid, .page-grid-glow { opacity: .5; }

.page-header { position: sticky; top: 0; z-index: 50; background: rgba(10,10,10,.94); border-bottom: 1px solid var(--line); }
.page-header-inner { max-width: 1440px; margin: auto; padding: 18px 30px; display: flex; justify-content: space-between; align-items: center; }
.page-header-back, .page-header-search { color: var(--text-3); }
.page-header-back { font: 11px var(--mono); letter-spacing: .18em; }
.page-header-search { display: none; width: 38px; height: 38px; border: 1px solid var(--line); background: none; align-items: center; justify-content: center; }
.page-header-back:hover, .page-header-back:focus-visible, .page-header-search:hover, .page-header-search:focus-visible { color: var(--text-1); border-color: var(--text-3); }

.services-page { max-width: 1180px; margin: auto; padding: 72px 30px 96px; }
.services-hero { max-width: 960px; padding-bottom: 84px; }
.hero-eyebrow, .section-label, .annotation-label, .capability-price, .evidence-meta, .exploration-kicker, .cta-label {
    font-family: var(--mono); text-transform: uppercase; letter-spacing: .14em;
}
.hero-eyebrow { color: var(--text-3); font-size: 10px; margin-bottom: 24px; }
.hero-role { color: var(--text-2); font: 11px var(--mono); letter-spacing: .14em; text-transform: uppercase; margin-bottom: 24px; }
.page-title { max-width: 900px; margin: 0; font-size: clamp(46px, 7vw, 88px); font-weight: 450; line-height: .98; letter-spacing: -.045em; }
.lede { max-width: 780px; margin: 32px 0 0; color: var(--text-2); font-size: clamp(18px, 2.2vw, 24px); line-height: 1.48; }
.hero-note { max-width: 690px; margin: 28px 0 0; padding-left: 20px; border-left: 1px solid var(--text-1); color: var(--text-2); font-size: 15px; line-height: 1.7; }
.hero-community { max-width: 690px; margin: 24px 0 0; color: var(--text-2); font-size: 15px; line-height: 1.7; }
.hero-community a { border-bottom: 1px solid var(--line-hover); transition: border-color .2s var(--ease-quart); }
.hero-community a:hover, .hero-community a:focus-visible { border-color: var(--text-1); }

.services-section { margin-bottom: 88px; scroll-margin-top: 96px; }
.section-label { display: flex; gap: 14px; align-items: center; margin-bottom: 38px; color: var(--text-3); font-size: 10px; }
.section-label::after { content: ''; height: 1px; flex: 1; background: var(--line); }
.section-heading { max-width: 760px; margin: 0 0 36px; font-size: clamp(28px, 4vw, 46px); font-weight: 450; line-height: 1.08; letter-spacing: -.025em; }

.capability { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 44px; padding: 40px 0; border-top: 1px solid var(--line); }
.capability:last-child { border-bottom: 1px solid var(--line); }
.capability h3 { margin: 0 0 18px; font-size: clamp(23px, 3vw, 34px); font-weight: 450; letter-spacing: -.02em; }
.capability-meta { display: flex; flex-direction: column; gap: 14px; }
.capability-typical { color: var(--text-3); font-size: 13px; line-height: 1.5; }
.capability-price { margin-top: 2px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--text-1); font-size: 13px; }
.capability-copy p { margin: 0; max-width: 620px; color: var(--text-2); font-size: 16px; line-height: 1.7; }
.capability-price sup { font-size: .7em; margin-left: 1px; }
.capabilities-note { max-width: 620px; margin: 28px 0 0; color: var(--text-3); font-size: 13px; line-height: 1.65; }
.capabilities-note-mark { font-family: var(--mono); color: var(--text-2); margin-right: 4px; }

#approach { margin-bottom: 56px; }
.working-principle { margin: 0; max-width: 860px; font-size: clamp(20px, 3vw, 30px); line-height: 1.35; letter-spacing: -.015em; }
.annotation-label { color: var(--text-3); font-size: 9px; margin-bottom: 8px; }

.evidence-list { border-top: 1px solid var(--line); }
.evidence-row { display: grid; grid-template-columns: 260px 1fr auto; gap: 28px; align-items: start; padding: 28px 0; border-bottom: 1px solid var(--line); transition: border-color .2s var(--ease-quart); }
a.evidence-row:hover, a.evidence-row:focus-visible { border-color: var(--text-2); }
.evidence-name { font-size: 19px; font-weight: 500; }
.evidence-copy { color: var(--text-2); font-size: 15px; line-height: 1.65; }
.evidence-meta { color: var(--text-3); font-size: 9px; white-space: nowrap; }
.evidence-note .annotation-label { display: block; }
.evidence-note .evidence-copy { color: var(--text-3); }
.evidence-note .evidence-meta { color: var(--text-3); }

.exploration-band { border: 1px solid var(--line); padding: 36px; background: rgba(255,255,255,.015); }
.exploration-kicker { color: var(--text-3); font-size: 9px; }
.exploration-band h3 { margin: 12px 0 18px; max-width: 700px; font-size: 27px; font-weight: 450; }
.exploration-band > p { max-width: 760px; color: var(--text-2); line-height: 1.7; }
.exploration-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.exploration-list span { border: 1px solid var(--line); padding: 8px 12px; color: var(--text-2); font: 10px var(--mono); }

.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.cta { border: 1px solid var(--line-hover); padding: 26px; min-height: 200px; display: flex; flex-direction: column; transition: transform .2s var(--ease-quart), border-color .2s var(--ease-quart); }
.cta:hover, .cta:focus-visible { transform: translateY(-3px); border-color: var(--text-1); }
.cta-label { color: var(--text-3); font-size: 9px; }
.cta-value { margin: 22px 0 10px; font-size: 25px; font-weight: 500; }
.cta-hint { color: var(--text-2); font-size: 13px; line-height: 1.6; }
.cta-arrow { margin-top: auto; padding-top: 26px; font: 11px var(--mono); }

footer { background: var(--bg); }
.footer-bottom { border-top: 1px solid var(--line); padding: 20px 12px; display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; color: var(--text-3); font: 10px var(--mono); }
.footer-privacy-link:hover, .footer-privacy-link:focus-visible { color: var(--text-1); }
.footer-sep { opacity: .35; }

@media (max-width: 850px) {
    .services-page { padding: 52px 22px 80px; }
    .services-hero { padding-bottom: 64px; }
    .capability { grid-template-columns: 1fr; gap: 20px; }
    .evidence-row { grid-template-columns: 210px 1fr; }
    .evidence-meta { grid-column: 2; }
}

@media (max-width: 600px) {
    .page-header-inner { padding: 14px 16px; }
    .page-header-search { display: inline-flex; }
    .services-page { padding: 40px 16px 64px; }
    .page-title { font-size: clamp(42px, 14vw, 62px); }
    .services-section { margin-bottom: 64px; }
    .capability { padding: 28px 0; }
    .exploration-band { padding: 22px; }
    .evidence-row { grid-template-columns: 1fr; gap: 10px; }
    .evidence-meta { grid-column: 1; }
    .cta-grid { grid-template-columns: 1fr; }
    .cta { min-height: 200px; }
}