/* Theme C: deep green-black, glowing accent, huge tight headlines, square corners, bordered grids and arrow links.
   After pragmaticsecurity.co.uk, in Secure Assure greens. DM Sans and DM Mono. */
:root {
  --ink: #e8f6f1; --muted: #8fb0a4; --line: #123329; --bg: #04100d; --tint: #071a15;
  --green: #1a7f68; --green-d: #156a57; --green-l: #0b2a22; --bright: #3fd6a5; --glow: #3fd6a5;
  --black: #020a08; --panel: #071a15; --edge: #123329; --soft: #b3d1c6; --copy: #b3d1c6;
  --sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif; --mono: 'DM Mono', ui-monospace, Menlo, monospace;
  --r-btn: 0; --r-card: 0; --r-big: 0; --sec-pad: 96px;
  --gutter: max(6vw, calc((100vw - 1320px) / 2));
}
body.theme-c { background: var(--bg); color: var(--ink); }
.theme-c h1, .theme-c h2, .theme-c h3 { color: #fff; font-weight: 500; }
.theme-c .wrap { max-width: 1440px; padding: 0 var(--gutter); }
.theme-c .eyebrow { color: var(--muted); font-size: 11px; letter-spacing: .08em; margin-bottom: 24px; }
.theme-c :focus-visible { outline: 2px solid var(--glow); outline-offset: 3px; }

/* header */
.theme-c .site-header { background: var(--bg); border-bottom: 1px solid var(--line); }
.theme-c .bar { min-height: 82px; gap: 46px; }
.theme-c .brand-word { font-family: var(--sans); font-size: 21px; font-weight: 700; letter-spacing: -.06em; color: #fff; position: relative; }
.theme-c .brand-word b { font-weight: 400; color: var(--muted); }
.theme-c .brand-word i { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--glow); box-shadow: 0 0 10px var(--glow); margin: 0 0 10px 2px; }
.theme-c .nav-d { margin-left: auto; gap: 29px; }
.theme-c .nav-d a { padding: 8px 0; font-size: 14px; font-weight: 400; color: #c9ddd5; border-radius: 0; }
.theme-c .nav-d a:hover { color: #fff; }
.theme-c .nav-d a[aria-current] { color: #fff; box-shadow: 0 2px 0 var(--glow); }
.theme-c .bar-end { margin-left: 0; gap: 24px; }
.theme-c .bar-phone { font-size: 14px; font-weight: 500; color: #c9ddd5; }
.theme-c .bar-phone:hover { color: #fff; }
.theme-c .btn { border-radius: 0; font-size: 13px; font-weight: 500; }
.theme-c .btn::after { content: '\2197' / ''; color: var(--glow); padding-left: 10px; }
.theme-c .btn-solid { background: var(--green); color: #fff; }
.theme-c .btn-solid:hover { background: #1e9078; }
.theme-c .btn-sm { padding: 0 17px; min-height: 44px; }
.theme-c .nav-m summary { border: 1px solid var(--line); border-radius: 0; color: #fff; background: none; }
.theme-c .nav-m-panel { background: var(--panel); border: 1px solid var(--line); border-radius: 0; box-shadow: none; }
.theme-c .nav-m-panel a { color: #fff; border-radius: 0; font-weight: 500; }
.theme-c .nav-m-panel a:hover { background: var(--line); }

/* shared bits */
.theme-c .button, .theme-c .sa-submit { display: inline-flex; gap: 28px; align-items: center; padding: 15px 18px; font: 700 14px var(--sans); border: 0; border-radius: 0; background: var(--glow); color: #021410; text-decoration: none; cursor: pointer; min-height: 0; }
.theme-c .button:hover, .theme-c .sa-submit:hover { filter: brightness(1.08); background: var(--glow); }
.theme-c .button span { font-size: 19px; }
.theme-c .text-link { display: inline-block; border-bottom: 1px solid; padding-bottom: 6px; font-size: 14px; font-weight: 700; color: #fff; text-decoration: none; }
.theme-c .text-link b { color: var(--glow); margin-left: 15px; }
.theme-c .mono, .theme-c .crumbs { text-transform: uppercase; }

/* home hero */
.theme-c .hero-c { min-height: max(620px, calc(100svh - 82px)); background: var(--black); color: #fff; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 6vw; padding: 6vw var(--gutter); position: relative; overflow: hidden; }
.theme-c .hero-c::before { content: ''; position: absolute; inset: 0; pointer-events: none; background-image: radial-gradient(rgba(63, 214, 165, .55) 1px, transparent 1.6px); background-size: 14px 14px; -webkit-mask-image: linear-gradient(90deg, #000 0, transparent 22%, transparent 78%, #000 100%); mask-image: linear-gradient(90deg, #000 0, transparent 22%, transparent 78%, #000 100%); opacity: .35; }
.theme-c .hero-c > * { position: relative; }
.theme-c .hero-copy { max-width: 700px; gap: 0; }
.theme-c .hero-c .eyebrow { color: var(--muted); margin-bottom: 24px; }
.theme-c .hero-c h1 { font-size: clamp(44px, 5.6vw, 88px); font-weight: 500; line-height: .94; letter-spacing: -.06em; margin: 0; }
.theme-c .hero-c h1 em, .theme-c .page-hero h1 em { font-style: normal; color: var(--glow); text-shadow: 0 0 32px rgba(63, 214, 165, .35); }
.theme-c .hero-c .lede { font-size: 18px; line-height: 1.5; max-width: 520px; margin: 34px 0 38px; color: #c9ddd5; }
.theme-c .hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px 34px; }
.theme-c .small-note { margin-top: 26px; color: var(--muted); font-size: 15px; }
.theme-c .small-note a { color: #fff; font-weight: 600; }
.theme-c .hero-art { width: 100%; max-width: 540px; aspect-ratio: 1 / 1; justify-self: end; }
.theme-c .hud { display: block; width: 100%; height: 100%; overflow: visible; }
.theme-c .hud .h-glow { stroke: var(--glow); }
.theme-c .hud .h-glow.dim { opacity: .55; }
.theme-c .hud .h-accent { stroke: var(--green); }
.theme-c .hud .h-faint { stroke: var(--glow); opacity: .35; }
.theme-c .hud .h-disc { fill: var(--bg); stroke: var(--glow); }
.theme-c .hud .h-line { stroke: var(--glow); stroke-width: 1; opacity: .7; }
.theme-c .hud .h-node { fill: var(--glow); }
.theme-c .hud .ring { transform-box: view-box; transform-origin: 200px 200px; }
.theme-c .hud .ring-outer { animation: hud-spin 90s linear infinite; }
.theme-c .hud .ring-main { animation: hud-spin 60s linear infinite reverse; }
.theme-c .hud .ring-data { animation: hud-spin 40s linear infinite; }
.theme-c .hud .hud-nodes { animation: hud-pulse 3.2s ease-in-out infinite; }
@keyframes hud-spin { to { transform: rotate(360deg); } }
@keyframes hud-pulse { 50% { opacity: .45; } }
@media (prefers-reduced-motion: reduce) { .theme-c .hud .ring, .theme-c .hud .hud-nodes { animation: none !important; } }

/* client strip */
.theme-c .strip { background: var(--bg); border-block: 1px solid var(--line); }
.theme-c .strip .mono { color: var(--glow); }
.theme-c .strip b { color: #c9ddd5; font-weight: 500; font-size: 15px; }

/* sections */
.theme-c .sec { padding: var(--sec-pad) var(--gutter); }
.theme-c .sec > .wrap { padding: 0; max-width: none; }
.theme-c .sec-tint, .theme-c .sec-about { background: var(--panel); }
.theme-c .sec-about { border-top: 1px solid var(--line); }
.theme-c .band { border-top: 0; }
.theme-c .section-head, .theme-c .sec-head { max-width: 860px; margin-bottom: 40px; display: flex; flex-direction: column; }
.theme-c .section-head .eyebrow, .theme-c .sec-head .eyebrow, .theme-c .stack .eyebrow { color: var(--glow); }
.theme-c .section-head h2, .theme-c .sec-head h2, .theme-c .stack h2 { font-size: clamp(30px, 3.6vw, 52px); line-height: 1; letter-spacing: -.05em; margin-bottom: 20px; }
.theme-c .section-head p:not(.eyebrow), .theme-c .sec-head p:not(.eyebrow), .theme-c .lead2 { font-size: 18px; line-height: 1.55; color: var(--copy); margin: 0 0 1em; }
.theme-c .lead2 { margin-bottom: 28px; }
.theme-c .about-copy { color: var(--copy); }
.theme-c .about-copy h3 { color: #fff; letter-spacing: -.03em; }
.theme-c .after { margin-top: 36px; }

/* service grid: bordered, numbered, arrow bottom right */
.theme-c .service-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.theme-c .service-card { position: relative; display: flex; flex-direction: column; min-height: 280px; padding: 28px 28px 64px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-decoration: none; color: inherit; transition: background .25s; }
a.service-card:hover { background: linear-gradient(180deg, rgba(26, 127, 104, .22) 0, rgba(63, 214, 165, .04) 100%); }
.theme-c .service-card .num { font-size: 11px; color: var(--glow); letter-spacing: .08em; margin-bottom: 36px; }
.theme-c .service-card h3 { font-size: 22px; line-height: 1.1; letter-spacing: -.04em; margin-bottom: 14px; }
.theme-c .service-card p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--copy); }
.theme-c .service-card b { position: absolute; right: 24px; bottom: 22px; color: var(--glow); font-size: 20px; font-weight: 400; transition: transform .2s; }
a.service-card:hover b { transform: translate(3px, -3px); }
.theme-c .service-card.static { min-height: 190px; padding-bottom: 28px; }
.theme-c .service-card.static .num { margin-bottom: 28px; }

/* numbered list (support) */
.theme-c .numbered li { display: flex; gap: 24px; align-items: baseline; padding: 22px 0; border-bottom: 1px solid var(--line); font-size: 21px; font-weight: 500; letter-spacing: -.02em; color: #fff; }
.theme-c .numbered li:first-child { border-top: 1px solid var(--line); }
.theme-c .numbered .mono { font-size: 11px; color: var(--glow); letter-spacing: .08em; }

/* pills */
.theme-c .pill, .theme-c .pill-btn { border-radius: 0; border: 1px solid var(--line); background: none; color: #fff; font-weight: 500; font-size: 14px; }
.theme-c .pill:hover, .theme-c .pill-btn:hover { border-color: var(--glow); background: rgba(26, 127, 104, .18); }

/* closing call to action */
.theme-c .cta-end { background: var(--black); border-top: 1px solid var(--line); padding: 96px var(--gutter) 80px; }
.theme-c .cta-end .wrap { padding: 0; max-width: none; }
.theme-c .cta-end h2 { font-size: clamp(36px, 5.2vw, 76px); line-height: .94; letter-spacing: -.06em; margin-bottom: 18px; }
.theme-c .cta-end p { color: var(--copy); font-size: 18px; }
.theme-c .cta-phone { font-size: 28px; font-weight: 500; letter-spacing: -.04em; color: #fff; }
.theme-c .cta-end .btn-solid { background: var(--glow); color: #021410; }
.theme-c .cta-end .btn-solid:hover { background: #5fe0b8; }
.theme-c .cta-end .btn::after { color: #021410; }

/* footer */
.theme-c .site-footer { background: var(--black); border-top: 1px solid var(--line); color: var(--muted); padding: 64px 0 28px; }
.theme-c .site-footer h2 { color: var(--glow); font-weight: 400; font-size: 11px; }
.theme-c .site-footer .brand-word b { color: var(--muted); }
.theme-c .site-footer a:hover { color: #fff; }
.theme-c .foot-phone { color: #fff; font-weight: 500; }
.theme-c .foot-base { border-top: 1px solid var(--line); color: var(--muted); }

/* inner pages */
.theme-c .page-hero { background: var(--black); padding: 96px var(--gutter) 84px; }
.theme-c .page-hero > .wrap { padding: 0; max-width: none; }
.theme-c .page-hero h1 { font-size: clamp(44px, 7vw, 104px); line-height: .92; letter-spacing: -.065em; max-width: 1100px; overflow-wrap: anywhere; }
.theme-c .crumbs { color: var(--muted); }
.theme-c .crumbs a:hover { color: #fff; }
.theme-c .page-hero .eyebrow { color: var(--glow); }
.theme-c .page-grid { background: var(--panel); max-width: none; margin: 0; padding: 72px var(--gutter) 104px; border-top: 1px solid var(--line); }
.theme-c .sec-tight { background: var(--bg); padding: 56px var(--gutter) 0; }
.theme-c .sec-tight + .page-grid { margin-top: 56px; }
.theme-c .prose { color: var(--copy); font-size: 19px; line-height: 1.65; }
.theme-c .prose > p:first-child { font-size: 21px; color: #dcebe5; }
.theme-c .prose h2, .theme-c .prose h3 { color: #fff; letter-spacing: -.04em; }
.theme-c .prose ul li::before { background: var(--glow); border-radius: 0; width: 7px; height: 7px; }
.theme-c .prose a { color: #fff; text-decoration: none; border-bottom: 1px solid var(--glow); }
.theme-c .prose a:hover { color: var(--glow); }
.theme-c .prose strong { color: #fff; }
.theme-c .prose img { border-radius: 0; }
.theme-c .side-card { background: var(--bg); border-color: var(--line); border-radius: 0; }
.theme-c .side-card li { border-color: var(--line); }
.theme-c .side-card li a:hover { color: var(--glow); }
.theme-c .side-cta { background: var(--green-l); border-color: var(--green); }
.theme-c .side-cta .btn-solid { background: var(--glow); color: #021410; }
.theme-c .side-cta .btn::after { color: #021410; }
.theme-c .side-phone { color: #fff; font-weight: 500; letter-spacing: -.04em; }
.theme-c .card { background: var(--bg); border: 1px solid var(--line); border-radius: 0; color: #fff; }
.theme-c a.card:hover { border-color: var(--glow); transform: none; background: rgba(26, 127, 104, .18); }
.theme-c .card p { color: var(--copy); }
.theme-c .card a, .theme-c .more, .theme-c .arrow { color: var(--glow); }
.theme-c .tag { background: var(--green-l); color: var(--glow); border-radius: 0; font-family: var(--mono); font-weight: 400; text-transform: uppercase; letter-spacing: .06em; }
.theme-c .big-phone { color: #fff !important; font-weight: 500; letter-spacing: -.04em; }

/* contact form */
.theme-c .contact-wrap { padding-top: 72px; }
.theme-c .form-box { background: var(--panel); border-color: var(--line); border-radius: 0; }
.theme-c .sa-field input, .theme-c .sa-field select, .theme-c .sa-field textarea { background: var(--bg); color: #fff; border: 1px solid #2b5648; border-radius: 0; }
.theme-c .sa-field input:focus, .theme-c .sa-field select:focus, .theme-c .sa-field textarea:focus { outline: 2px solid var(--glow); border-color: var(--glow); }
.theme-c .sa-req { color: #ff9d94; }
.theme-c .sa-optional, .theme-c .sa-form-intro, .theme-c .sa-form-note { color: var(--muted); }
.theme-c .sa-form-note a { color: var(--glow); }

@media (max-width: 1000px) {
  .theme-c .hero-c { grid-template-columns: minmax(0, 1fr); padding: 56px var(--gutter) 64px; min-height: 0; }
  .theme-c .hero-art { justify-self: center; max-width: 380px; }
  .theme-c .service-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .theme-c .bar { gap: 12px; }
  .theme-c .sec { padding: 72px var(--gutter); }
}
@media (max-width: 600px) {
  .theme-c .service-grid { grid-template-columns: minmax(0, 1fr); }
  .theme-c .page-hero { padding: 64px var(--gutter) 56px; }
  .theme-c .brand-mark { display: none; }
}