:root {
  color-scheme: light;
  --ink: #1d1d1f;
  --quiet-ink: #6e6e73;
  --canvas: #ffffff;
  --soft-surface: #f5f5f7;
  --dark-surface: #000000;
  --light-ink: #f5f5f7;
  --quiet-light-ink: #a1a1a6;
  --link: #2997ff;
  --line: #d2d2d7;
  --error: #d70015;
  --success: #008a20;
  --overlay: rgb(245 245 247 / 72%);
  --glass-surface: rgb(255 255 255 / 76%);
  --glass-line: rgb(255 255 255 / 88%);
  --radius-card: 2rem;
  --radius-field: 1rem;
  --radius-hud: 2.5rem;
  --page-width: 90rem;
  --content-width: 48rem;
  --nav-height: 3.25rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-9: 8rem;
  --edge-space: 2.75rem;
  --hero-pad: clamp(5rem, 12vw, 10.5rem);
  --headline-size: clamp(3.35rem, 8vw, 7.25rem);
  --body-size: clamp(1.125rem, 2.2vw, 1.35rem);
  --meta-size: .875rem;
  --hud-width: 17.25rem;
  --hud-padding: 3rem 2rem;
  --hud-shadow: 0 1.5rem 4rem rgb(0 0 0 / 15%);
  --easing: cubic-bezier(.2, .6, .2, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif; line-height: 1.45; }
a { color: inherit; }
.shell { width: min(var(--page-width), calc(100% - var(--edge-space))); margin: 0 auto; }
.topbar { position: sticky; top: 0; z-index: 1; height: var(--nav-height); background: color-mix(in srgb, var(--canvas) 82%, transparent); backdrop-filter: saturate(180%) blur(1.25rem); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 100%; }
.brand { font-size: var(--meta-size); font-weight: 650; letter-spacing: -.01em; text-decoration: none; }
.nav-link { color: var(--quiet-ink); font-size: var(--meta-size); text-decoration: none; transition: color 180ms var(--easing); }
.nav-link:hover, .nav-link:focus-visible { color: var(--ink); }
.hero { min-height: calc(100svh - var(--nav-height)); display: grid; place-items: center; padding: var(--space-6) 0; }
.hero-card { width: 100%; padding: var(--hero-pad) var(--space-6); border-radius: var(--radius-card); background: var(--dark-surface); color: var(--light-ink); text-align: center; }
.label { margin: 0 0 var(--space-4); color: var(--quiet-light-ink); font-size: var(--meta-size); font-weight: 600; letter-spacing: .02em; }
h1 { max-width: var(--content-width); margin: 0 auto; font-size: var(--headline-size); font-weight: 650; letter-spacing: -.065em; line-height: .96; }
.hero-copy { max-width: 36rem; margin: var(--space-5) auto 0; color: var(--quiet-light-ink); font-size: var(--body-size); }
.hero-action { display: inline-block; margin-top: var(--space-6); color: var(--link); font-size: 1.0625rem; text-decoration: none; }
.hero-action:hover, .hero-action:focus-visible { text-decoration: underline; text-underline-offset: .25em; }
.statement { padding: var(--space-9) 0; text-align: center; }
.section-label { margin: 0 0 var(--space-3); color: var(--quiet-ink); font-size: var(--meta-size); font-weight: 600; }
.statement h2 { max-width: 54rem; margin: 0 auto; font-size: clamp(2rem, 4.2vw, 3.75rem); font-weight: 650; letter-spacing: -.052em; line-height: 1.04; }
.contact { padding: 0 0 var(--space-9); }
.contact-card { max-width: 48rem; margin: 0 auto; padding: var(--space-6); border-radius: var(--radius-card); background: var(--soft-surface); }
.contact-card h2 { max-width: 35rem; margin: 0; font-size: clamp(2rem, 4.2vw, 3.75rem); font-weight: 650; letter-spacing: -.052em; line-height: 1.04; }
.contact-copy { margin: var(--space-4) 0 0; color: var(--quiet-ink); font-size: 1.0625rem; }
.contact-form { display: grid; gap: var(--space-3); margin-top: var(--space-6); }
.contact-form label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); }
.contact-form input, .contact-form textarea { width: 100%; padding: var(--space-3); border: 1px solid var(--line); border-radius: var(--radius-field); background: var(--canvas); color: var(--ink); font: inherit; outline: none; resize: vertical; }
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--ink); }
.contact-form input.input-error, .contact-form textarea.input-error { border-color: var(--error); }
.contact-form button { justify-self: start; padding: var(--space-3) var(--space-4); border: 0; border-radius: var(--radius-card); background: var(--ink); color: var(--light-ink); font: inherit; font-weight: 600; cursor: pointer; }
.contact-form button:disabled { cursor: default; opacity: .55; }
.honeypot { display: none; }
.turnstile { display: flex; min-height: 65px; align-items: center; }
.form-status { min-height: 1.5rem; margin: 0; color: var(--quiet-ink); }
.form-status.error { color: var(--error); }
.form-status.success { color: var(--success); }
.success-overlay { position: fixed; inset: 0; z-index: 10; display: flex; align-items: center; justify-content: center; padding: var(--space-4); background: var(--overlay); backdrop-filter: blur(1rem) saturate(180%); opacity: 0; pointer-events: none; transition: opacity 250ms var(--easing); }
.success-overlay.visible { opacity: 1; pointer-events: auto; }
.success-card { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); width: min(100%, var(--hud-width)); padding: var(--hud-padding); border: 1px solid var(--glass-line); border-radius: var(--radius-hud); background: var(--glass-surface); box-shadow: var(--hud-shadow); transform: scale(.88) translateY(.5rem); transition: transform 400ms var(--easing); }
.success-overlay.visible .success-card { transform: scale(1) translateY(0); }
.success-card p { margin: 0; font-size: 1.25rem; font-weight: 600; letter-spacing: -.03em; }
.checkmark { width: 4.5rem; height: 4.5rem; }
.checkmark-circle { stroke: var(--success); stroke-width: 2; stroke-dasharray: 151; stroke-dashoffset: 151; stroke-linecap: round; }
.checkmark-tick { stroke: var(--success); stroke-width: 3; stroke-dasharray: 48; stroke-dashoffset: 48; stroke-linecap: round; stroke-linejoin: round; }
.success-overlay.visible .checkmark-circle { animation: stroke-circle 500ms var(--easing) forwards; }
.success-overlay.visible .checkmark-tick { animation: stroke-tick 300ms var(--easing) 450ms forwards; }
@keyframes stroke-circle { to { stroke-dashoffset: 0; } }
@keyframes stroke-tick { to { stroke-dashoffset: 0; } }
footer { border-top: 1px solid var(--line); padding: var(--space-4) 0 var(--space-5); color: var(--quiet-ink); font-size: var(--meta-size); }
.footer-row { display: flex; justify-content: space-between; gap: var(--space-3); }

@media (max-width: 720px) {
  :root { --edge-space: 2rem; --hero-pad: 5rem; --radius-card: 1.5rem; }
  .hero-card { padding-inline: var(--space-4); }
  .contact-card { padding: var(--space-4); }
  .footer-row { flex-direction: column; }
}