/* KeyOnline — homepage mockup (desktop + mobile)
   System: Antonio (display) / IBM Plex Sans (body) / IBM Plex Mono (eyebrow)
   Palette: vault-black #070A0F · panel #0C1117 · steel #8D9AAA · ink #F4F8FB · accent cyan #39D5FF / blue #2F6BFF
*/

const CH = {
  ink:    '#F4F8FB',
  inkDim: 'rgba(244,248,251,0.62)',
  inkLow: 'rgba(244,248,251,0.34)',
  inkFaint:'rgba(150,170,200,0.18)',
  bg:     '#070A0F',
  panel:  '#0C1117',
  steel:  '#8D9AAA',
  brass:  '#39D5FF',
  brassDim:'rgba(57,213,255,0.55)',
  blue:   '#2F6BFF',
  silver: '#D9E2EC',
};

// Public site config. Claude should update site-config.js for each domain.
const SITE = {
  domain: 'KeyOnline.com',
  brandName: 'KeyOnline',
  category: 'Digital Access / Key Management',
  inquiryApi: 'https://inquiries.brianhaberstroh.com/api/inquiry',
  successMessage: 'Thanks — your inquiry for KeyOnline.com has been sent.',
  messagePlaceholder: 'Tell us how you would use KeyOnline.com or ask about acquisition.',
  ...(window.SITE_CONFIG || {}),
};

/* ---------- shared bits ---------- */

const grainSVG = "url(\"data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.45 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>\")";

const Grain = ({ opacity = 0.55, blend = 'overlay' }) => (
  <div style={{
    position: 'absolute', inset: 0, pointerEvents: 'none',
    backgroundImage: grainSVG,
    opacity, mixBlendMode: blend,
  }} />
);

/* Photo placeholder plate — looks like an art-directed dark photo slot.
   When `image` is set, uses a real photo instead of the placeholder gradient. */
const Plate = ({ mood = 'garage', caption, image, imagePos = 'center', children, style = {}, id }) => {
  const moods = {
    garage: `
      radial-gradient(ellipse 70% 55% at 50% 18%, rgba(57,213,255,0.22), transparent 62%),
      radial-gradient(ellipse 50% 40% at 18% 78%, rgba(47,107,255,0.20), transparent 70%),
      radial-gradient(ellipse 40% 30% at 82% 70%, rgba(10,16,26,0.5), transparent 70%),
      linear-gradient(180deg, #0c1622 0%, #08101a 55%, #050709 100%)`,
    metal: `
      radial-gradient(ellipse 80% 60% at 50% 50%, rgba(150,170,200,0.16), transparent 65%),
      linear-gradient(115deg, #0a0e14 0%, #131c28 50%, #06080c 100%)`,
    road: `
      radial-gradient(ellipse 90% 30% at 50% 100%, rgba(47,107,255,0.18), transparent 60%),
      linear-gradient(180deg, #05070a 0%, #08101a 60%, #0c1726 100%)`,
    leather: `
      radial-gradient(ellipse 70% 50% at 60% 40%, rgba(57,213,255,0.20), transparent 62%),
      linear-gradient(160deg, #0c1420 0%, #06090d 100%)`,
    workshop: `
      radial-gradient(circle 320px at 70% 30%, rgba(57,213,255,0.26), transparent 60%),
      radial-gradient(circle 220px at 20% 80%, rgba(47,107,255,0.18), transparent 65%),
      linear-gradient(180deg, #0b1119 0%, #06090d00 100%), #06080c`,
  };
  return (
    <div id={id} style={{
      position: 'relative', overflow: 'hidden',
      background: image
        ? `#050709 url("${image}") ${imagePos} / cover no-repeat`
        : (moods[mood] || moods.garage),
      ...style,
    }}>
      <Grain opacity={image ? 0.25 : 0.55} />
      {/* faint vignette */}
      <div style={{
        position: 'absolute', inset: 0, pointerEvents: 'none',
        background: image
          ? 'radial-gradient(ellipse 95% 80% at 50% 50%, transparent 60%, rgba(0,0,0,0.45) 100%)'
          : 'radial-gradient(ellipse 90% 70% at 50% 50%, transparent 55%, rgba(0,0,0,0.55) 100%)',
      }} />
      {caption && (
        <div style={{
          position: 'absolute', bottom: 14, right: 18,
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
          letterSpacing: 1.4, textTransform: 'uppercase',
          color: 'rgba(244,248,251,0.42)',
        }}>{caption}</div>
      )}
      {children}
    </div>
  );
};

/* HeroPlate — full-bleed static image plate with a cinematic wash + vignette,
   used for the hero. Replaces the previous looping-video hero with a static image. */
const HeroPlate = ({ image, caption, children, style = {}, imagePos = 'center', id }) => (
  <div id={id} style={{
    position: 'relative', overflow: 'hidden',
    background: `#050709 url("${image}") ${imagePos} / cover no-repeat`,
    ...style,
  }}>
    {/* cool blue wash + dark vignette layered on top of the still */}
    <div style={{
      position: 'absolute', inset: 0, pointerEvents: 'none',
      background: `
        radial-gradient(ellipse 70% 55% at 50% 18%, rgba(57,213,255,0.12), transparent 62%),
        radial-gradient(ellipse 90% 70% at 50% 50%, transparent 55%, rgba(0,0,0,0.55) 100%),
        linear-gradient(180deg, rgba(0,0,0,0.25) 0%, transparent 30%, transparent 55%, rgba(0,0,0,0.55) 100%)`,
    }} />
    <Grain opacity={0.28} blend="overlay" />
    {caption && (
      <div style={{
        position: 'absolute', bottom: 14, right: 18,
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
        letterSpacing: 1.4, textTransform: 'uppercase',
        color: 'rgba(244,248,251,0.55)',
      }}>{caption}</div>
    )}
    {children}
  </div>
);

const Eyebrow = ({ children, style = {} }) => (
  <div style={{
    fontFamily: 'IBM Plex Mono, monospace',
    fontSize: 10.5, letterSpacing: 2.2, textTransform: 'uppercase',
    color: CH.brass,
    display: 'inline-flex', alignItems: 'center', gap: 10,
    ...style,
  }}>
    <span style={{ width: 22, height: 1, background: CH.brass, opacity: 0.85 }} />
    <span>{children}</span>
  </div>
);

/* KO monogram mark */
const CHMark = ({ size = 56, color = CH.ink, accent = CH.brass }) => (
  <svg viewBox="0 0 64 64" width={size} height={size} style={{ display: 'block' }}>
    {/* hairline frame */}
    <rect x="1.5" y="1.5" width="61" height="61" fill="none" stroke={color} strokeOpacity="0.35" strokeWidth="1" />
    {/* K */}
    <path d="M 16 18 L 16 46 M 16 32 L 28 18 M 16 32 L 28 46"
          fill="none" stroke={color} strokeWidth="4.5" strokeLinecap="square" strokeLinejoin="miter" />
    {/* O */}
    <circle cx="44" cy="32" r="13" fill="none" stroke={color} strokeWidth="4.5" />
    {/* accent key-tick at the centre of the O */}
    <rect x="42" y="30" width="4" height="4" fill={accent} />
  </svg>
);

/* Wordmark — Antonio, condensed, set tight */
const Wordmark = ({ size = 22, color = CH.ink }) => (
  <span style={{
    fontFamily: 'Antonio, "Saira Condensed", sans-serif',
    fontWeight: 600, fontSize: size, letterSpacing: 0.5,
    color, lineHeight: 1, textTransform: 'none',
    display: 'inline-flex', alignItems: 'baseline', gap: size * 0.18,
  }}>
    <span>Key</span><span style={{ fontWeight: 400, opacity: 0.78 }}>Online</span>
  </span>
);

/* ──────────── Shared form logic ──────────── */

const INQUIRY_API_URL = SITE.inquiryApi;

function useInquiryForm() {
  const [values, setValues] = React.useState({
    name: '', email: '', message: '', website: ''
  });
  const [status, setStatus] = React.useState('idle');
  const [errorMsg, setErrorMsg] = React.useState('');

  const set = field => e => setValues(v => ({ ...v, [field]: e.target.value }));

  const handleSubmit = async e => {
    e.preventDefault();
    if (status === 'submitting') return;
    if (!values.name.trim() || !values.message.trim()) {
      setStatus('error'); setErrorMsg('Name and Message are required.'); return;
    }
    if (!/^[^\s@]+@[^\s@]+\.[^\s@]+$/.test(values.email)) {
      setStatus('error'); setErrorMsg('Please enter a valid email address.'); return;
    }
    setStatus('submitting');
    try {
      const res = await fetch(INQUIRY_API_URL, {
        method: 'POST',
        headers: { 'Content-Type': 'application/json' },
        body: JSON.stringify({
          name: values.name,
          email: values.email,
          message: values.message,
          website: values.website,
          domain: SITE.domain,
          category: SITE.category,
          pageUrl: window.location.href,
          referrer: document.referrer,
          submittedAt: new Date().toISOString(),
        }),
      });
      if (res.ok) {
        setStatus('success');
      } else {
        const d = await res.json().catch(() => ({}));
        setStatus('error');
        setErrorMsg(d.error || d.message || 'Something went wrong. Please try again.');
      }
    } catch {
      setStatus('error');
      setErrorMsg('Something went wrong sending your inquiry. Please try again or contact the owner directly.');
    }
  };

  return { values, status, errorMsg, set, handleSubmit };
}

const MobileContactForm = () => {
  const { values, status, errorMsg, set, handleSubmit } = useInquiryForm();
  const fields = [
    { l: 'Name',    n: 'name',    t: 'text',  r: true, h: 'Required',     p: 'First & last' },
    { l: 'Email',   n: 'email',   t: 'email', r: true, h: 'Required',     p: 'you@company.com' },
    { l: 'Message', n: 'message', t: 'area',  r: true, h: 'Your inquiry', p: SITE.messagePlaceholder },
  ];
  return (
    <form onSubmit={handleSubmit} style={{ marginTop: 36, position: 'relative' }}>
      <div style={{ position: 'absolute', left: '-9999px', height: 0, overflow: 'hidden' }} aria-hidden="true">
        <input type="text" name="website" value={values.website} onChange={set('website')} tabIndex={-1} autoComplete="off" />
      </div>
      {status === 'success' ? (
        <div style={{ padding: '40px 0', fontFamily: 'IBM Plex Mono, monospace',
          fontSize: 10.5, letterSpacing: 2, textTransform: 'uppercase', color: CH.brass, lineHeight: 1.8 }}>
          {SITE.successMessage}
        </div>
      ) : (
        <>
          {status === 'error' && (
            <div style={{ marginBottom: 16, fontFamily: 'IBM Plex Mono, monospace',
              fontSize: 10, letterSpacing: 1.6, textTransform: 'uppercase',
              color: 'rgba(200,90,60,0.9)', lineHeight: 1.6 }}>
              {errorMsg}
            </div>
          )}
          {fields.map(f => (
            <div key={f.l} style={{ marginBottom: 22 }}>
              <div style={{
                fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
                letterSpacing: 2, textTransform: 'uppercase', color: CH.brass,
                marginBottom: 10, display: 'flex', justifyContent: 'space-between',
              }}>
                <span>{f.l}</span>
                <span style={{ color: CH.inkLow }}>{f.h}</span>
              </div>
              {f.t === 'area' ? (
                <textarea name={f.n} value={values[f.n]} onChange={set(f.n)}
                  placeholder={f.p} required={f.r}
                  style={{
                    background: 'none', border: 'none', width: '100%',
                    borderBottom: `1px solid ${CH.inkFaint}`, paddingBottom: 12,
                    minHeight: 100, resize: 'vertical',
                    fontFamily: 'Antonio, sans-serif', fontSize: 20,
                    color: CH.ink, lineHeight: 1.3, letterSpacing: 0,
                    outline: 'none', caretColor: CH.brass,
                  }}
                />
              ) : (
                <input type={f.t} name={f.n} value={values[f.n]} onChange={set(f.n)}
                  placeholder={f.p} required={f.r}
                  style={{
                    background: 'none', border: 'none', width: '100%',
                    borderBottom: `1px solid ${CH.inkFaint}`, paddingBottom: 12,
                    fontFamily: 'Antonio, sans-serif', fontSize: 20,
                    color: CH.ink, letterSpacing: 0,
                    outline: 'none', caretColor: CH.brass,
                  }}
                />
              )}
            </div>
          ))}
          <button type="submit" disabled={status === 'submitting'} style={{
            display: 'inline-flex', alignItems: 'center', gap: 12, marginTop: 12,
            padding: '14px 22px',
            fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
            letterSpacing: 2.2, textTransform: 'uppercase',
            color: CH.bg, background: status === 'submitting' ? CH.steel : CH.brass,
            border: 'none', cursor: status === 'submitting' ? 'default' : 'pointer',
            opacity: status === 'submitting' ? 0.7 : 1,
          }}>
            {status === 'submitting' ? 'Sending…' : 'Inquire About KeyOnline.com'}
          </button>
          <div style={{
            marginTop: 18,
            fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
            letterSpacing: 1.6, textTransform: 'uppercase', color: CH.inkLow, lineHeight: 1.7,
          }}>
            Illustrative domain concept. Not an operating security service.
          </div>
        </>
      )}
    </form>
  );
};

/* ============================================================
   DESKTOP — 1440 wide
   ============================================================ */

const Desktop = () => (
  <div style={{
    width: 1440, background: CH.bg, color: CH.ink,
    fontFamily: 'IBM Plex Sans, sans-serif', fontSize: 15, lineHeight: 1.55,
    position: 'relative', overflow: 'hidden',
  }}>
    <DesktopNav />
    <DesktopHero />
    <DesktopStory />
    <DesktopCulture />
    <DesktopManifesto />
    <DesktopIdentity />
    <DesktopContact />
    <DesktopFooter />
  </div>
);

const DesktopNav = () => (
  <div style={{
    position: 'absolute', top: 0, left: 0, right: 0, zIndex: 20,
    padding: '26px 56px',
    display: 'flex', alignItems: 'center', justifyContent: 'space-between',
  }}>
    <div style={{ display: 'flex', alignItems: 'center', gap: 18 }}>
      <Wordmark size={22} />
      <span style={{ width: 1, height: 14, background: CH.inkFaint }} />
      <span style={{
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
        letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
      }}>Digital Access Infrastructure</span>
    </div>
    <div style={{ display: 'flex', alignItems: 'center', gap: 40 }}>
      {[['Concept', '#story'], ['Access Layer', '#culture'], ['Security Feel', '#presence']].map(([l, href], i) => (
        <a key={l} href={href} style={{
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 11.5,
          letterSpacing: 2.2, textTransform: 'uppercase',
          color: i === 0 ? CH.ink : CH.inkDim, textDecoration: 'none',
          display: 'inline-flex', alignItems: 'center', gap: 6,
        }}>
          <span style={{
            color: CH.brass, opacity: 0.7,
            fontSize: 9, fontVariantNumeric: 'tabular-nums',
          }}>0{i + 1}</span>
          {l}
        </a>
      ))}
      <a href="#inquiry" style={{
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 11.5,
        letterSpacing: 2.2, textTransform: 'uppercase', color: CH.ink,
        textDecoration: 'none',
        border: `1px solid ${CH.inkFaint}`, padding: '10px 18px',
        display: 'inline-flex', alignItems: 'center', gap: 8,
      }}>
        Domain Inquiry
        <span style={{ width: 5, height: 5, background: CH.brass, borderRadius: 0 }} />
      </a>
    </div>
  </div>
);

const DesktopHero = () => (
  <HeroPlate id="hero" image="media/hero.jpg" caption="// 01 · digital key · encrypted access layer" style={{ height: 880 }}>
    {/* faint horizon detail — subtle gradient anchoring the lower copy */}
    <div style={{
      position: 'absolute', left: 0, right: 0, bottom: 0, height: 460,
      background: 'linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.35) 45%, rgba(0,0,0,0.75) 100%)',
    }} />

    {/* corner indices */}
    <div style={{
      position: 'absolute', top: 110, left: 56,
      fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
      letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
    }}>
      KeyOnline.com — Concept One
    </div>
    <div style={{
      position: 'absolute', top: 110, right: 56,
      fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
      letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
      textAlign: 'right',
    }}>
      Keys / Credentials / Access
    </div>

    {/* hero copy — left-anchored, lower third */}
    <div style={{
      position: 'absolute', left: 56, bottom: 96, maxWidth: 1140,
    }}>
      <div style={{ marginBottom: 28 }}><Eyebrow>KeyOnline.com / Digital Access Infrastructure</Eyebrow></div>
      <h1 style={{
        fontFamily: 'Antonio, sans-serif', fontWeight: 600,
        fontSize: 132, lineHeight: 0.95, letterSpacing: -1.5,
        margin: 0, color: CH.ink, whiteSpace: 'nowrap',
      }}>
        Digital access,<br />
        <span style={{ color: CH.ink, fontWeight: 400 }}>held with </span>
        <span style={{
          fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05,
          color: CH.brass, fontWeight: 500,
        }}>confidence.</span>
      </h1>
      <p style={{
        marginTop: 72, marginBottom: 0, maxWidth: 560,
        fontSize: 17, lineHeight: 1.55, color: CH.inkDim,
      }}>
        KeyOnline.com is a premium domain concept for secure online entry, encrypted
        credentials, passkeys, and identity-controlled access systems.
      </p>

      <div style={{ marginTop: 40, display: 'flex', alignItems: 'center', gap: 28 }}>
        <a href="#inquiry" style={{
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 11.5,
          letterSpacing: 2.4, textTransform: 'uppercase',
          color: CH.bg, background: CH.brass,
          padding: '18px 28px', textDecoration: 'none',
          display: 'inline-flex', alignItems: 'center', gap: 14,
        }}>
          Inquire About KeyOnline.com
          <span style={{ display: 'inline-block', width: 18, height: 1, background: CH.bg }} />
        </a>
        <a href="#story" style={{
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 11.5,
          letterSpacing: 2.4, textTransform: 'uppercase',
          color: CH.ink, textDecoration: 'none',
          padding: '18px 0',
          display: 'inline-flex', alignItems: 'center', gap: 12,
          borderBottom: `1px solid ${CH.inkFaint}`,
        }}>
          Explore the Concept
        </a>
      </div>
    </div>

    {/* scroll marker bottom-right */}
    <div style={{
      position: 'absolute', right: 56, bottom: 64,
      display: 'flex', flexDirection: 'column', alignItems: 'flex-end', gap: 12,
    }}>
      <div style={{
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
        letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
      }}>Scroll · 01 of 06</div>
      <div style={{ width: 1, height: 56, background: `linear-gradient(180deg, ${CH.brass}, transparent)` }} />
    </div>
  </HeroPlate>
);

const DesktopStory = () => (
  <div id="story" style={{
    background: CH.bg, padding: '160px 56px 160px',
    display: 'grid', gridTemplateColumns: '560px 1fr', gap: 96,
  }}>
    <Plate image="media/story.jpg" imagePos="center" caption="// 02 · passkey · encrypted credential" style={{ height: 720 }} />

    <div style={{ paddingTop: 24, alignSelf: 'start' }}>
      <Eyebrow>02 — The Concept</Eyebrow>
      <h2 style={{
        marginTop: 36, marginBottom: 36, maxWidth: 660,
        fontFamily: 'Antonio, sans-serif', fontWeight: 500,
        fontSize: 72, lineHeight: 0.98, letterSpacing: -0.5,
        color: CH.ink,
      }}>
        A name built<br />
        for the<br />
        <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 400 }}>access layer.</span>
      </h2>
      <p style={{
        fontSize: 18, lineHeight: 1.6, color: CH.inkDim, maxWidth: 520, margin: 0,
      }}>
        KeyOnline.com gives a security, identity, or access-control brand an immediate
        foundation: simple words, instant relevance, and a direct connection to how
        people think about digital entry.
      </p>

      <div style={{
        marginTop: 64, paddingTop: 36, borderTop: `1px solid ${CH.inkFaint}`,
        display: 'grid', gridTemplateColumns: 'repeat(3, 1fr)', gap: 40, maxWidth: 580,
      }}>
        {[
          { n: 'KO',   l: 'Two-word clarity' },
          { n: '.com', l: 'Premium TLD' },
          { n: '∞',    l: 'Brand directions' },
        ].map(s => (
          <div key={s.l}>
            <div style={{
              fontFamily: 'Antonio, sans-serif', fontWeight: 500,
              fontSize: 56, lineHeight: 1, color: CH.ink,
            }}>{s.n}</div>
            <div style={{
              marginTop: 10,
              fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
              letterSpacing: 1.8, textTransform: 'uppercase', color: CH.inkLow,
            }}>{s.l}</div>
          </div>
        ))}
      </div>
    </div>
  </div>
);

const cultureItems = [
  { n: '01', label: 'Passkeys',    mood: 'metal',   image: 'media/passkeys.jpg',    h: 560, blurb: 'Device-bound keys that replace passwords with something a person simply has.', cap: '// passkey · device-bound credential' },
  { n: '02', label: 'Credentials', mood: 'garage',  image: 'media/credentials.jpg', h: 720, blurb: 'Encrypted credentials issued, stored, and verified without friction.',          cap: '// encrypted credential layer' },
  { n: '03', label: 'Sessions',    mood: 'leather', image: 'media/sessions.jpg',    h: 720, blurb: 'Secure sessions that open cleanly and close the moment trust ends.',            cap: '// secure session · operations' },
  { n: '04', label: 'Permissions', mood: 'road',    image: 'media/permissions.jpg', h: 560, blurb: 'Granular access permissions that decide who enters — and how far.',             cap: '// permission graph · access paths' },
];

const DesktopCulture = () => (
  <div id="culture" style={{ background: CH.bg, padding: '40px 56px 180px' }}>
    {/* section header — runs across the page */}
    <div style={{
      display: 'flex', alignItems: 'flex-end', justifyContent: 'space-between',
      paddingBottom: 56, borderBottom: `1px solid ${CH.inkFaint}`, marginBottom: 64,
    }}>
      <div>
        <Eyebrow>03 — The Access Layer</Eyebrow>
        <h2 style={{
          marginTop: 28, marginBottom: 0, maxWidth: 900,
          fontFamily: 'Antonio, sans-serif', fontWeight: 500,
          fontSize: 96, lineHeight: 0.95, letterSpacing: -0.8,
          color: CH.ink,
        }}>
          From passkeys to<br />
          <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, fontWeight: 400, color: CH.inkDim }}>permissions.</span>
        </h2>
      </div>
      <div style={{
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
        letterSpacing: 2.2, textTransform: 'uppercase', color: CH.inkLow,
        textAlign: 'right', paddingBottom: 12,
      }}>
        Passkeys · Credentials<br/>Sessions · Permissions
      </div>
    </div>

    {/* asymmetric grid of 4 — staircase */}
    <div style={{
      display: 'grid', gridTemplateColumns: 'repeat(2, 1fr)',
      columnGap: 24, rowGap: 64,
    }}>
      {cultureItems.map((c, i) => (
        <div key={c.label} style={{ marginTop: i % 2 === 1 ? 64 : 0 }}>
          <Plate mood={c.mood} image={c.image} caption={c.cap} style={{ height: c.h }} />
          <div style={{
            marginTop: 22, display: 'flex', alignItems: 'baseline', justifyContent: 'space-between',
          }}>
            <div style={{ display: 'flex', alignItems: 'baseline', gap: 18 }}>
              <span style={{
                fontFamily: 'IBM Plex Mono, monospace', fontSize: 11,
                letterSpacing: 2, color: CH.brass,
              }}>N° {c.n}</span>
              <h3 style={{
                fontFamily: 'Antonio, sans-serif', fontWeight: 500,
                fontSize: 44, lineHeight: 1, letterSpacing: -0.3,
                color: CH.ink, margin: 0,
              }}>{c.label}</h3>
            </div>
            <a href="#inquiry" style={{
              fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
              letterSpacing: 2.2, textTransform: 'uppercase',
              color: CH.inkDim, textDecoration: 'none',
            }}>Enter →</a>
          </div>
          <p style={{
            marginTop: 14, marginBottom: 0, maxWidth: 440,
            fontSize: 15.5, color: CH.inkDim,
          }}>{c.blurb}</p>
        </div>
      ))}
    </div>
  </div>
);

const DesktopManifesto = () => (
  <Plate id="manifesto" image="media/manifesto.jpg" caption="// 04 · access portal · black glass" style={{ height: 700 }}>
    {/* darken to make headline readable on top of the photo */}
    <div style={{
      position: 'absolute', inset: 0,
      background: 'radial-gradient(ellipse 70% 60% at 50% 50%, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.65) 100%)',
    }} />
    <div style={{
      position: 'absolute', inset: 0,
      display: 'flex', alignItems: 'center', justifyContent: 'center',
      flexDirection: 'column',
    }}>
      <div style={{ marginBottom: 56 }}><Eyebrow style={{ color: CH.brass }}>04 — The Feel</Eyebrow></div>
      <h2 style={{
        margin: 0, textAlign: 'center',
        fontFamily: 'Antonio, sans-serif', fontWeight: 500,
        fontSize: 128, lineHeight: 0.92, letterSpacing: -1.2,
        color: CH.ink,
      }}>
        Security<br />
        without the<br />
        <span style={{ color: CH.brass, fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, fontWeight: 400 }}>noise.</span>
      </h2>
      <div style={{
        marginTop: 56, display: 'flex', alignItems: 'center', gap: 18,
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
        letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
      }}>
        <span style={{ width: 32, height: 1, background: CH.inkFaint }} />
        <span>Dark surfaces · Precise light · Calm control</span>
        <span style={{ width: 32, height: 1, background: CH.inkFaint }} />
      </div>
    </div>
  </Plate>
);

/* Artifact card — looks like a physical brand object (patch, tag, plate, stamp).
   Adds corner ticks, stitched border option, brass label tab, and subtle texture. */
const Artifact = ({ label, footnote, stitched = false, accentTab = false, children, style = {}, contentStyle = {} }) => (
  <div style={{
    position: 'relative', background: CH.bg,
    border: `1px solid ${CH.inkFaint}`,
    boxShadow: 'inset 0 0 80px rgba(0,0,0,0.55), inset 0 1px 0 rgba(244,248,251,0.04)',
    ...style,
  }}>
    {/* corner ticks — like rivets / brass corner brackets on a build plate */}
    {[
      { top: 8, left: 8, b: '1px 0 0 1px' },
      { top: 8, right: 8, b: '1px 1px 0 0' },
      { bottom: 8, left: 8, b: '0 0 1px 1px' },
      { bottom: 8, right: 8, b: '0 1px 1px 0' },
    ].map((c, i) => (
      <span key={i} style={{
        position: 'absolute', width: 10, height: 10,
        borderStyle: 'solid', borderColor: CH.brassDim, borderWidth: c.b,
        ...c,
      }} />
    ))}
    {/* stitched inner border */}
    {stitched && (
      <div style={{
        position: 'absolute', inset: 18, pointerEvents: 'none',
        border: `1px dashed rgba(184,118,42,0.32)`,
      }} />
    )}
    {/* grain wash */}
    <div style={{
      position: 'absolute', inset: 0, pointerEvents: 'none',
      backgroundImage: grainSVG, opacity: 0.18, mixBlendMode: 'overlay',
    }} />
    {/* brass tab in top-left if accentTab */}
    {accentTab && (
      <span style={{
        position: 'absolute', top: -1, left: 32, width: 22, height: 4,
        background: CH.brass,
      }} />
    )}
    {/* content */}
    <div style={{
      position: 'relative', zIndex: 1, height: '100%',
      display: 'flex', flexDirection: 'column', ...contentStyle,
    }}>
      <div style={{
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
        letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
        display: 'flex', alignItems: 'center', gap: 10,
      }}>
        <span style={{ width: 10, height: 1, background: CH.brassDim }} />
        {label}
      </div>
      {children}
      {footnote && (
        <div style={{
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
          letterSpacing: 2.2, textTransform: 'uppercase', color: CH.inkLow,
        }}>{footnote}</div>
      )}
    </div>
  </div>
);

const presenceNotes = [
  { n: '01', t: 'The Surface', kind: 'stance',  d: 'Dark glass and graphite. The interface stays quiet so access stays in focus.' },
  { n: '02', t: 'The Key',     kind: 'tank',    d: 'A glowing digital key as the central motif — simple, premium, and instantly understood.' },
  { n: '03', t: 'The Layer',   kind: 'metal',   d: 'Encrypted access layers stacked with precision. Depth without clutter or noise.' },
  { n: '04', t: 'The Session', kind: 'leather', d: 'Secure sessions that feel deliberate — opened with intent, closed with certainty.' },
  { n: '05', t: 'The Vault',   kind: 'shop',    d: 'Vault-like architecture and black hardware. Calm, controlled, and built to be trusted.' },
  { n: '06', t: 'The Access',  kind: 'road',    d: 'Every signal points outward — toward entry, permission, and confident online access.' },
];

const PresenceGlyph = ({ kind, size = 44 }) => {
  const s = size; const cx = s/2; const cy = s/2;
  const stroke = CH.brass; const dim = CH.inkLow;
  switch (kind) {
    case 'stance': // low silhouette: wheel · frame · wheel hint
      return (
        <svg viewBox={`0 0 ${s} ${s}`} width={s} height={s}>
          <line x1={s*0.08} y1={s*0.82} x2={s*0.92} y2={s*0.82} stroke={dim} strokeWidth="1" />
          <circle cx={s*0.26} cy={s*0.66} r={s*0.14} fill="none" stroke={stroke} strokeWidth="1.2" />
          <circle cx={s*0.74} cy={s*0.66} r={s*0.14} fill="none" stroke={stroke} strokeWidth="1.2" />
          <line x1={s*0.30} y1={s*0.58} x2={s*0.70} y2={s*0.58} stroke={CH.ink} strokeWidth="1.4" />
          <line x1={s*0.42} y1={s*0.58} x2={s*0.46} y2={s*0.48} stroke={CH.ink} strokeWidth="1" />
        </svg>
      );
    case 'tank': // teardrop
      return (
        <svg viewBox={`0 0 ${s} ${s}`} width={s} height={s}>
          <path d={`M ${s*0.18} ${cy} Q ${s*0.30} ${s*0.30}, ${s*0.62} ${s*0.30} Q ${s*0.86} ${s*0.32}, ${s*0.82} ${cy} Q ${s*0.78} ${s*0.72}, ${s*0.50} ${s*0.72} Q ${s*0.22} ${s*0.72}, ${s*0.18} ${cy} Z`} fill="none" stroke={stroke} strokeWidth="1.2" />
          <path d={`M ${s*0.28} ${s*0.42} Q ${s*0.42} ${s*0.36}, ${s*0.58} ${s*0.40}`} fill="none" stroke={dim} strokeWidth="0.8" opacity="0.7" />
          <circle cx={s*0.66} cy={cy} r="1.6" fill={stroke} />
        </svg>
      );
    case 'metal': // spoked wheel
      return (
        <svg viewBox={`0 0 ${s} ${s}`} width={s} height={s}>
          <circle cx={cx} cy={cy} r={s*0.36} fill="none" stroke={stroke} strokeWidth="1.2" />
          <circle cx={cx} cy={cy} r={s*0.06} fill={stroke} />
          {[0, 45, 90, 135].map(a => {
            const rad = (a * Math.PI) / 180;
            const x1 = cx + Math.cos(rad) * s*0.06;
            const y1 = cy + Math.sin(rad) * s*0.06;
            const x2 = cx + Math.cos(rad) * s*0.36;
            const y2 = cy + Math.sin(rad) * s*0.36;
            const x1b = cx - Math.cos(rad) * s*0.06;
            const y1b = cy - Math.sin(rad) * s*0.06;
            const x2b = cx - Math.cos(rad) * s*0.36;
            const y2b = cy - Math.sin(rad) * s*0.36;
            return (
              <g key={a}>
                <line x1={x1} y1={y1} x2={x2} y2={y2} stroke={dim} strokeWidth="0.8" />
                <line x1={x1b} y1={y1b} x2={x2b} y2={y2b} stroke={dim} strokeWidth="0.8" />
              </g>
            );
          })}
        </svg>
      );
    case 'leather': // stitched panel
      return (
        <svg viewBox={`0 0 ${s} ${s}`} width={s} height={s}>
          <rect x={s*0.16} y={s*0.22} width={s*0.68} height={s*0.56} fill="none" stroke={dim} strokeWidth="1" />
          <rect x={s*0.22} y={s*0.28} width={s*0.56} height={s*0.44} fill="none" stroke={stroke} strokeWidth="0.8" strokeDasharray="2 3" />
          <line x1={s*0.50} y1={s*0.30} x2={s*0.50} y2={s*0.70} stroke={dim} strokeWidth="0.6" strokeDasharray="2 3" />
        </svg>
      );
    case 'shop': // pendant + floor
      return (
        <svg viewBox={`0 0 ${s} ${s}`} width={s} height={s}>
          <line x1={cx} y1={s*0.08} x2={cx} y2={s*0.36} stroke={dim} strokeWidth="1" />
          <circle cx={cx} cy={s*0.42} r={s*0.07} fill={stroke} />
          <path d={`M ${cx} ${s*0.48} L ${s*0.28} ${s*0.80} L ${s*0.72} ${s*0.80} Z`} fill={stroke} opacity="0.16" stroke={stroke} strokeWidth="0.6" />
          <line x1={s*0.10} y1={s*0.82} x2={s*0.90} y2={s*0.82} stroke={dim} strokeWidth="1" />
        </svg>
      );
    case 'road': // perspective lines to vanishing point
      return (
        <svg viewBox={`0 0 ${s} ${s}`} width={s} height={s}>
          <circle cx={cx} cy={s*0.38} r="1.4" fill={stroke} />
          <line x1={s*0.08} y1={s*0.86} x2={cx} y2={s*0.38} stroke={dim} strokeWidth="1" />
          <line x1={s*0.92} y1={s*0.86} x2={cx} y2={s*0.38} stroke={dim} strokeWidth="1" />
          <line x1={s*0.32} y1={s*0.86} x2={s*0.46} y2={s*0.48} stroke={stroke} strokeWidth="1.2" />
          <line x1={s*0.42} y1={s*0.86} x2={s*0.49} y2={s*0.56} stroke={stroke} strokeWidth="1" strokeDasharray="3 3" />
        </svg>
      );
  }
};

const DesktopIdentity = () => (
  <div id="presence" style={{ background: CH.panel, padding: '160px 56px 160px', position: 'relative' }}>
    {/* faint workshop wash behind */}
    <div style={{
      position: 'absolute', inset: 0, pointerEvents: 'none',
      backgroundImage: grainSVG, opacity: 0.18, mixBlendMode: 'overlay',
    }} />

    {/* header */}
    <div style={{ position: 'relative', display: 'flex', alignItems: 'flex-end', justifyContent: 'space-between', marginBottom: 72, gap: 60 }}>
      <div>
        <Eyebrow>05 — Security Feel</Eyebrow>
        <h2 style={{
          marginTop: 28, marginBottom: 0,
          fontFamily: 'Antonio, sans-serif', fontWeight: 500,
          fontSize: 80, lineHeight: 0.96, letterSpacing: -0.6,
          color: CH.ink,
        }}>
          A serious name<br/>
          <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 400 }}>for a serious category.</span>
        </h2>
      </div>
      <div style={{
        maxWidth: 420,
        fontSize: 15.5, lineHeight: 1.65, color: CH.inkDim, paddingBottom: 12,
      }}>
        Short, clear, and category-relevant, KeyOnline.com can support a brand in identity security, digital keys, credential management, smart access, or passkey infrastructure.
      </div>
    </div>

    {/* Six presence cards */}
    <div style={{
      position: 'relative', marginTop: 24,
      display: 'grid', gridTemplateColumns: 'repeat(3, 1fr)', gap: 24,
    }}>
      {presenceNotes.map((m) => (
        <Artifact
          key={m.t}
          label={`N° ${m.n}`}
          contentStyle={{ padding: '28px 28px 24px', justifyContent: 'space-between', minHeight: 240 }}
        >
          <div style={{
            marginTop: 18,
            display: 'flex', alignItems: 'center', gap: 18,
          }}>
            <PresenceGlyph kind={m.kind} size={44} />
            <h3 style={{
              margin: 0, whiteSpace: 'nowrap',
              fontFamily: 'Antonio, sans-serif', fontWeight: 500,
              fontSize: 30, letterSpacing: 0.2, color: CH.ink,
            }}>{m.t}</h3>
          </div>
          <p style={{
            margin: 0, marginTop: 18,
            fontSize: 14.5, lineHeight: 1.55, color: CH.inkDim,
          }}>{m.d}</p>
        </Artifact>
      ))}
    </div>

    {/* bottom strip — brand line */}
    <div style={{
      position: 'relative', marginTop: 64, paddingTop: 28,
      borderTop: `1px solid ${CH.inkFaint}`,
      display: 'flex', alignItems: 'center', justifyContent: 'space-between',
      fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
      letterSpacing: 2.4, textTransform: 'uppercase', color: CH.inkLow,
    }}>
      <span>Dark graphite · Black glass · Precise blue light</span>
      <span>Keys · Credentials · Sessions · Permissions</span>
      <span style={{ color: CH.brass }}>Secure · Premium · Identity-controlled</span>
    </div>
  </div>
);

const DesktopContact = () => {
  const { values, status, errorMsg, set, handleSubmit } = useInquiryForm();
  const formFields = [
    { label: 'Name',  name: 'name',  type: 'text',  required: true, hint: 'Required', placeholder: 'First & last' },
    { label: 'Email', name: 'email', type: 'email', required: true, hint: 'Required', placeholder: 'you@company.com' },
  ];
  return (
    <div id="inquiry" style={{
      background: CH.bg, padding: '180px 56px',
      display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 96,
    }}>
      <div>
        <Eyebrow>06 — Acquire</Eyebrow>
        <h2 style={{
          marginTop: 28, marginBottom: 36, maxWidth: 580,
          fontFamily: 'Antonio, sans-serif', fontWeight: 500,
          fontSize: 88, lineHeight: 0.95, letterSpacing: -0.8,
          color: CH.ink,
        }}>
          Acquire<br/>
          <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 400 }}>KeyOnline.com</span>
        </h2>
        <p style={{ maxWidth: 460, fontSize: 16, lineHeight: 1.6, color: CH.inkDim, margin: 0 }}>
          A premium domain for digital access, passkeys, identity security, and encrypted key-management brands. <span style={{ color: CH.ink }}>KeyOnline.com</span> is available for acquisition — this page presents one illustrative direction for the name.
        </p>
        <div style={{
          marginTop: 72, paddingTop: 32, borderTop: `1px solid ${CH.inkFaint}`,
          display: 'grid', gridTemplateColumns: '1fr 1fr 1fr', gap: 24, maxWidth: 520,
        }}>
          {[
            { l: 'Domain',    v: 'KeyOnline.com' },
            { l: 'Direction', v: 'Digital access & key management' },
            { l: 'Status',    v: 'Open to serious inquiries' },
          ].map(b => (
            <div key={b.l}>
              <div style={{
                fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
                letterSpacing: 2.2, textTransform: 'uppercase', color: CH.brass,
                display: 'flex', alignItems: 'center', gap: 8,
              }}>
                <span style={{ width: 8, height: 1, background: CH.brassDim }} />
                {b.l}
              </div>
              <div style={{
                marginTop: 12,
                fontFamily: 'Antonio, sans-serif', fontSize: 22, color: CH.ink, lineHeight: 1.2,
              }}>
                {b.v}
              </div>
            </div>
          ))}
        </div>

        {/* small honesty note tucked under the info blocks */}
        <div style={{
          marginTop: 40, maxWidth: 460,
          display: 'flex', gap: 14, alignItems: 'flex-start',
          paddingTop: 18, borderTop: `1px dashed ${CH.inkFaint}`,
        }}>
          <span style={{
            marginTop: 4, width: 6, height: 6, background: CH.brass, flexShrink: 0,
          }} />
          <div style={{
            fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
            letterSpacing: 1.6, textTransform: 'uppercase', color: CH.inkLow, lineHeight: 1.7,
          }}>
            Illustrative concept. No affiliation with KeyBank, any financial institution, or any existing security provider.
          </div>
        </div>
      </div>

      <form onSubmit={handleSubmit} style={{ paddingTop: 80, position: 'relative' }}>
        {/* honeypot */}
        <div style={{ position: 'absolute', left: '-9999px', height: 0, overflow: 'hidden' }} aria-hidden="true">
          <input type="text" name="website" value={values.website} onChange={set('website')} tabIndex={-1} autoComplete="off" />
        </div>
        {status === 'success' ? (
          <div style={{ padding: '56px 0', fontFamily: 'IBM Plex Mono, monospace',
            fontSize: 12, letterSpacing: 2, textTransform: 'uppercase', color: CH.brass, lineHeight: 1.8 }}>
            {SITE.successMessage}
          </div>
        ) : (
          <>
            {status === 'error' && (
              <div style={{ marginBottom: 20, fontFamily: 'IBM Plex Mono, monospace',
                fontSize: 11, letterSpacing: 1.6, textTransform: 'uppercase',
                color: 'rgba(200,90,60,0.9)', lineHeight: 1.6 }}>
                {errorMsg}
              </div>
            )}
            {formFields.map(f => (
              <div key={f.label} style={{ marginBottom: 30 }}>
                <div style={{
                  fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
                  letterSpacing: 2.2, textTransform: 'uppercase', color: CH.brass,
                  marginBottom: 12, display: 'flex', justifyContent: 'space-between',
                }}>
                  <span>{f.label}</span>
                  <span style={{ color: CH.inkLow }}>{f.hint}</span>
                </div>
                <input
                  type={f.type}
                  name={f.name}
                  value={values[f.name]}
                  onChange={set(f.name)}
                  placeholder={f.placeholder}
                  required={f.required}
                  style={{
                    background: 'none', border: 'none', width: '100%',
                    borderBottom: `1px solid ${CH.inkFaint}`,
                    paddingBottom: 14,
                    fontFamily: 'Antonio, sans-serif', fontSize: 26,
                    color: CH.ink, letterSpacing: 0.2,
                    outline: 'none', caretColor: CH.brass,
                  }}
                />
              </div>
            ))}
            <div style={{ marginBottom: 44 }}>
              <div style={{
                fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
                letterSpacing: 2.2, textTransform: 'uppercase', color: CH.brass,
                marginBottom: 12, display: 'flex', justifyContent: 'space-between',
              }}>
                <span>Message</span>
                <span style={{ color: CH.inkLow }}>Your inquiry</span>
              </div>
              <textarea
                name="message"
                value={values.message}
                onChange={set('message')}
                placeholder={SITE.messagePlaceholder}
                required
                style={{
                  background: 'none', border: 'none', width: '100%',
                  borderBottom: `1px solid ${CH.inkFaint}`,
                  paddingBottom: 14, minHeight: 140, resize: 'vertical',
                  fontFamily: 'Antonio, sans-serif', fontSize: 26,
                  color: CH.ink, letterSpacing: 0.2,
                  outline: 'none', caretColor: CH.brass,
                }}
              />
            </div>
            <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', gap: 24 }}>
              <button
                type="submit"
                disabled={status === 'submitting'}
                style={{
                  fontFamily: 'IBM Plex Mono, monospace', fontSize: 11.5,
                  letterSpacing: 2.4, textTransform: 'uppercase',
                  color: CH.bg, background: status === 'submitting' ? CH.steel : CH.brass,
                  padding: '20px 32px', border: 'none',
                  cursor: status === 'submitting' ? 'default' : 'pointer',
                  display: 'inline-flex', alignItems: 'center', gap: 16,
                  opacity: status === 'submitting' ? 0.7 : 1,
                }}
              >
                {status === 'submitting' ? 'Sending…' : 'Inquire About KeyOnline.com'}
                <span style={{ width: 22, height: 1, background: CH.bg, display: 'inline-block' }} />
              </button>
              <div style={{
                fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
                letterSpacing: 1.8, textTransform: 'uppercase', color: CH.inkLow,
                textAlign: 'right', lineHeight: 1.6, maxWidth: 220,
              }}>
                Illustrative concept ·<br/>not an operating service.
              </div>
            </div>
          </>
        )}
      </form>
    </div>
  );
};

const DesktopFooter = () => (
  <div id="footer" style={{
    background: CH.panel, padding: '64px 56px 48px',
    borderTop: `1px solid ${CH.inkFaint}`,
  }}>
    <div style={{
      display: 'grid', gridTemplateColumns: '1.1fr 1fr 1fr 1fr', gap: 56,
      paddingBottom: 56,
    }}>
      {/* brand block */}
      <div>
        <div style={{ display: 'flex', alignItems: 'center', gap: 22 }}>
          <CHMark size={48} />
          <div>
            <div style={{
              fontFamily: 'Antonio, sans-serif', fontWeight: 600, fontSize: 28,
              color: CH.ink, lineHeight: 1, letterSpacing: 0.4,
            }}>Key<span style={{ fontWeight: 400, opacity: 0.78 }}>Online</span></div>
            <div style={{
              marginTop: 8,
              fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
              letterSpacing: 2.2, textTransform: 'uppercase', color: CH.brass,
            }}>Digital access, held with confidence.</div>
          </div>
        </div>
        <p style={{
          marginTop: 28, marginBottom: 0, maxWidth: 360,
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
          letterSpacing: 1.6, textTransform: 'uppercase', color: CH.inkLow, lineHeight: 1.7,
        }}>
          <span style={{ color: CH.inkDim }}>KeyOnline.com</span> is presented as an illustrative domain concept. It is not an operating security service and is not affiliated with KeyBank, any financial institution, or any existing cybersecurity provider. The domain may be available for acquisition.
        </p>
      </div>
      {[
        { h: 'Concept', l: [
          { t: 'The Concept',   href: '#story' },
          { t: 'Access Layer',  href: '#culture' },
          { t: 'Security Feel', href: '#presence' },
        ]},
        { h: 'Domain', l: [
          { t: 'KeyOnline.com',       href: '#inquiry' },
          { t: 'Acquisition Inquiry', href: '#inquiry' },
          { t: 'Domain Inquiry',      href: '#inquiry' },
        ]},
        { h: 'Note', l: [
          { t: 'Illustrative Concept', href: null },
          { t: 'No Bank Affiliation',  href: null },
        ]},
      ].map(g => (
        <div key={g.h}>
          <div style={{
            fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
            letterSpacing: 2.2, textTransform: 'uppercase', color: CH.inkLow,
            marginBottom: 18, display: 'flex', alignItems: 'center', gap: 8,
          }}>
            <span style={{ width: 8, height: 1, background: CH.brassDim }} />
            {g.h}
          </div>
          <div style={{ display: 'grid', gap: 10 }}>
            {g.l.map(x => (
              <a key={x.t} href={x.href || undefined} style={{
                fontFamily: 'Antonio, sans-serif', fontSize: 20, color: CH.ink,
                letterSpacing: 0.2, textDecoration: 'none', lineHeight: 1.15,
              }}>{x.t}</a>
            ))}
          </div>
        </div>
      ))}
    </div>
    <div style={{
      paddingTop: 28, borderTop: `1px solid ${CH.inkFaint}`,
      display: 'flex', alignItems: 'center', justifyContent: 'space-between',
      fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
      letterSpacing: 2, textTransform: 'uppercase', color: CH.inkLow,
    }}>
      <span>© MMXXVI · KeyOnline · Concept presentation</span>
      <span>Independently owned · Available for acquisition</span>
      <span style={{ color: CH.brass }}>Concept One — 001</span>
    </div>
  </div>
);

/* ============================================================
   MOBILE — 390 wide
   ============================================================ */

const Mobile = () => (
  <div style={{
    width: 390, background: CH.bg, color: CH.ink,
    fontFamily: 'IBM Plex Sans, sans-serif', fontSize: 14, lineHeight: 1.55,
    position: 'relative', overflow: 'hidden',
  }}>
    {/* status bar */}
    <div style={{
      height: 44, display: 'flex', alignItems: 'center', justifyContent: 'space-between',
      padding: '0 22px', fontFamily: 'IBM Plex Mono, monospace', fontSize: 11,
      color: CH.ink, fontWeight: 600, position: 'absolute', top: 0, left: 0, right: 0, zIndex: 30,
    }}>
      <span>9:41</span>
      <span style={{ display: 'flex', gap: 6 }}>
        <span>●●●●</span><span>●●</span>
      </span>
    </div>

    {/* nav */}
    <div style={{
      position: 'absolute', top: 44, left: 0, right: 0, zIndex: 20,
      padding: '16px 22px', display: 'flex', alignItems: 'center', justifyContent: 'space-between',
    }}>
      <Wordmark size={18} />
      <div style={{ display: 'flex', flexDirection: 'column', gap: 4 }}>
        <span style={{ width: 22, height: 1, background: CH.ink }} />
        <span style={{ width: 16, height: 1, background: CH.ink, alignSelf: 'flex-end' }} />
      </div>
    </div>

    {/* hero */}
    <HeroPlate id="m-hero" image="media/hero.jpg" caption="// 01 · digital key · access" style={{ height: 720, paddingTop: 100 }}>
      <div style={{
        position: 'absolute', left: 0, right: 0, bottom: 0, height: 380,
        background: 'linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.8) 100%)',
      }} />
      <div style={{
        position: 'absolute', left: 22, bottom: 56, right: 22,
      }}>
        <div style={{ marginBottom: 18 }}><Eyebrow>Digital Access Infrastructure</Eyebrow></div>
        <h1 style={{
          fontFamily: 'Antonio, sans-serif', fontWeight: 600,
          fontSize: 58, lineHeight: 0.9, letterSpacing: -0.6,
          margin: 0, color: CH.ink,
        }}>
          Digital access,<br/>
          <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 500 }}>held with confidence.</span>
        </h1>
        <p style={{ marginTop: 48, color: CH.inkDim, fontSize: 14, lineHeight: 1.55 }}>
          A premium domain concept for secure online entry, encrypted credentials, passkeys, and identity-controlled access.
        </p>
        <a href="#inquiry" style={{
          display: 'inline-flex', alignItems: 'center', gap: 12,
          marginTop: 24, padding: '14px 22px',
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 10.5,
          letterSpacing: 2.2, textTransform: 'uppercase',
          color: CH.bg, background: CH.brass, textDecoration: 'none',
        }}>
          Inquire About KeyOnline.com
          <span style={{ width: 16, height: 1, background: CH.bg }} />
        </a>
      </div>
    </HeroPlate>

    {/* story */}
    <div id="m-story" style={{ padding: '88px 22px 64px' }}>
      <Eyebrow>02 — The Concept</Eyebrow>
      <h2 style={{
        marginTop: 22, marginBottom: 20,
        fontFamily: 'Antonio, sans-serif', fontWeight: 500,
        fontSize: 44, lineHeight: 0.98, letterSpacing: -0.3,
        color: CH.ink,
      }}>
        A name built for the <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 400 }}>access layer.</span>
      </h2>
      <p style={{ color: CH.inkDim, fontSize: 14.5, lineHeight: 1.6 }}>
        KeyOnline.com gives a security, identity, or access-control brand an immediate foundation: simple words, instant relevance, and a direct connection to how people think about digital entry.
      </p>
      <Plate image="media/story.jpg" caption="// 02 · passkey · credential" style={{ height: 320, marginTop: 32 }} />
    </div>

    {/* culture */}
    <div id="m-culture" style={{ padding: '0 22px 64px' }}>
      <Eyebrow>03 — The Access Layer</Eyebrow>
      <h2 style={{
        marginTop: 22, marginBottom: 32,
        fontFamily: 'Antonio, sans-serif', fontWeight: 500,
        fontSize: 52, lineHeight: 0.95, letterSpacing: -0.4,
        color: CH.ink,
      }}>
        From passkeys<br/>to <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.inkDim, fontWeight: 400 }}>permissions.</span>
      </h2>
      <div style={{ display: 'grid', gap: 36 }}>
        {cultureItems.map(c => (
          <div key={c.label}>
            <Plate mood={c.mood} image={c.image} caption={c.cap} style={{ height: 280 }} />
            <div style={{ marginTop: 14, display: 'flex', alignItems: 'baseline', gap: 12 }}>
              <span style={{
                fontFamily: 'IBM Plex Mono, monospace', fontSize: 10,
                letterSpacing: 2, color: CH.brass,
              }}>N° {c.n}</span>
              <h3 style={{
                fontFamily: 'Antonio, sans-serif', fontWeight: 500,
                fontSize: 32, lineHeight: 1, color: CH.ink, margin: 0,
              }}>{c.label}</h3>
            </div>
            <p style={{ marginTop: 8, color: CH.inkDim, fontSize: 14 }}>{c.blurb}</p>
          </div>
        ))}
      </div>
    </div>

    {/* manifesto */}
    <Plate id="m-manifesto" image="media/manifesto.jpg" caption="// 04 · access portal" style={{ height: 520 }}>
      <div style={{
        position: 'absolute', inset: 0,
        background: 'radial-gradient(ellipse 80% 60% at 50% 50%, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.45) 60%, rgba(0,0,0,0.7) 100%)',
      }} />
      <div style={{ position: 'absolute', inset: 0, display: 'flex', alignItems: 'center', justifyContent: 'center', flexDirection: 'column', padding: '0 22px' }}>
        <div style={{ marginBottom: 26 }}><Eyebrow>04 — The Feel</Eyebrow></div>
        <h2 style={{
          margin: 0, textAlign: 'center',
          fontFamily: 'Antonio, sans-serif', fontWeight: 500,
          fontSize: 56, lineHeight: 0.92, letterSpacing: -0.4,
          color: CH.ink,
        }}>
          Security<br/>
          without the<br/>
          <span style={{ color: CH.brass, fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, fontWeight: 400 }}>noise.</span>
        </h2>
      </div>
    </Plate>

    {/* presence */}
    <div id="m-presence" style={{ background: CH.panel, padding: '64px 22px' }}>
      <Eyebrow>05 — Security Feel</Eyebrow>
      <h2 style={{
        marginTop: 22, marginBottom: 16,
        fontFamily: 'Antonio, sans-serif', fontWeight: 500,
        fontSize: 40, lineHeight: 0.96, letterSpacing: -0.3,
        color: CH.ink,
      }}>
        A serious name<br/>
        <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 400 }}>for a serious category.</span>
      </h2>
      <p style={{ color: CH.inkDim, fontSize: 13.5, lineHeight: 1.6, marginBottom: 28 }}>
        Short, clear, and category-relevant, KeyOnline.com can support a brand in identity security, digital keys, credential management, smart access, or passkey infrastructure.
      </p>
      {/* presence cards — 2-col grid */}
      <div style={{ display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 10 }}>
        {presenceNotes.map((m) => (
          <Artifact
            key={m.t}
            label={`N° ${m.n}`}
            contentStyle={{ padding: 16, justifyContent: 'space-between', minHeight: 180 }}
          >
            <div style={{ marginTop: 12, display: 'flex', alignItems: 'center', gap: 10 }}>
              <PresenceGlyph kind={m.kind} size={32} />
              <h3 style={{
                margin: 0, whiteSpace: 'nowrap',
                fontFamily: 'Antonio, sans-serif', fontWeight: 500,
                fontSize: 20, letterSpacing: 0.2, color: CH.ink,
              }}>{m.t}</h3>
            </div>
            <p style={{
              margin: 0, marginTop: 12,
              fontSize: 12.5, lineHeight: 1.5, color: CH.inkDim,
            }}>{m.d}</p>
          </Artifact>
        ))}
      </div>

      {/* brand line strip */}
      <div style={{
        marginTop: 18, padding: '18px 18px',
        border: `1px solid ${CH.inkFaint}`, background: CH.bg,
        display: 'grid', gap: 10,
      }}>
        <div style={{
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 9,
          letterSpacing: 2, textTransform: 'uppercase', color: CH.inkLow, lineHeight: 1.7,
        }}>Dark graphite · Black glass<br/>Precise blue light · Calm control</div>
        <div style={{
          fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
          letterSpacing: 2, textTransform: 'uppercase', color: CH.brass,
        }}>Secure · Premium · Identity-controlled</div>
      </div>
    </div>

    {/* contact */}
    <div id="m-inquiry" style={{ padding: '64px 22px' }}>
      <Eyebrow>06 — Acquire</Eyebrow>
      <h2 style={{
        marginTop: 22, marginBottom: 20,
        fontFamily: 'Antonio, sans-serif', fontWeight: 500,
        fontSize: 48, lineHeight: 0.95, letterSpacing: -0.5,
        color: CH.ink,
      }}>
        Acquire<br/>
        <span style={{ fontStyle: 'italic', fontFamily: '"Instrument Serif", serif', fontSize: '0.82em', lineHeight: 1.05, color: CH.brass, fontWeight: 400 }}>KeyOnline.com</span>
      </h2>
      <p style={{ color: CH.inkDim, fontSize: 13.5, lineHeight: 1.6 }}>
        A premium domain for digital access, passkeys, identity security, and encrypted key-management brands. <span style={{ color: CH.ink }}>KeyOnline.com</span> is available for acquisition — this page shows one illustrative direction.
      </p>

      <div style={{
        marginTop: 32, paddingTop: 22, borderTop: `1px solid ${CH.inkFaint}`,
        display: 'grid', gap: 18,
      }}>
        {[
          { l: 'Domain',    v: 'KeyOnline.com' },
          { l: 'Direction', v: 'Digital access & key management' },
          { l: 'Status',    v: 'Open to serious inquiries' },
        ].map(b => (
          <div key={b.l}>
            <div style={{
              fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
              letterSpacing: 2, textTransform: 'uppercase', color: CH.brass,
            }}>{b.l}</div>
            <div style={{
              marginTop: 4,
              fontFamily: 'Antonio, sans-serif', fontSize: 20, color: CH.ink, lineHeight: 1.2,
            }}>{b.v}</div>
          </div>
        ))}
      </div>

      <MobileContactForm />
    </div>

    {/* footer */}
    <div id="m-footer" style={{ background: CH.panel, padding: '36px 22px 32px', borderTop: `1px solid ${CH.inkFaint}` }}>
      <div style={{ display: 'flex', alignItems: 'center', gap: 14 }}>
        <CHMark size={36} />
        <div>
          <div style={{ fontFamily: 'Antonio, sans-serif', fontWeight: 600, fontSize: 22, color: CH.ink, lineHeight: 1 }}>Key<span style={{ fontWeight: 400, opacity: 0.78 }}>Online</span></div>
          <div style={{ marginTop: 6, fontFamily: 'IBM Plex Mono, monospace', fontSize: 9, letterSpacing: 2, textTransform: 'uppercase', color: CH.brass }}>Digital access, held with confidence.</div>
        </div>
      </div>
      <p style={{
        marginTop: 22, marginBottom: 0,
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 9.5,
        letterSpacing: 1.5, textTransform: 'uppercase', color: CH.inkLow, lineHeight: 1.7,
      }}>
        <span style={{ color: CH.inkDim }}>KeyOnline.com</span> is an illustrative domain concept. Not an operating security service, and not affiliated with KeyBank, any financial institution, or any existing cybersecurity provider. May be available for acquisition.
      </p>
      <div style={{
        marginTop: 28, display: 'grid', gridTemplateColumns: '1fr 1fr', gap: 24,
      }}>
        {[
          { h: 'Concept', l: [
            { t: 'The Concept',   href: '#story' },
            { t: 'Access Layer',  href: '#culture' },
            { t: 'Security Feel', href: '#presence' },
          ]},
          { h: 'Domain', l: [
            { t: 'KeyOnline.com',       href: '#inquiry' },
            { t: 'Acquisition Inquiry', href: '#inquiry' },
            { t: 'Domain Inquiry',      href: '#inquiry' },
          ]},
        ].map(g => (
          <div key={g.h}>
            <div style={{
              fontFamily: 'IBM Plex Mono, monospace', fontSize: 9,
              letterSpacing: 2, textTransform: 'uppercase', color: CH.inkLow,
              marginBottom: 12,
            }}>{g.h}</div>
            <div style={{ display: 'grid', gap: 6 }}>
              {g.l.map(x => (
                <a key={x.t} href={x.href} style={{
                  fontFamily: 'Antonio, sans-serif', fontSize: 16, color: CH.ink,
                  letterSpacing: 0.2, lineHeight: 1.2, textDecoration: 'none',
                }}>{x.t}</a>
              ))}
            </div>
          </div>
        ))}
      </div>
      <div style={{
        marginTop: 24, paddingTop: 16, borderTop: `1px solid ${CH.inkFaint}`,
        fontFamily: 'IBM Plex Mono, monospace', fontSize: 9,
        letterSpacing: 2, textTransform: 'uppercase', color: CH.inkLow, lineHeight: 1.8,
      }}>
        © MMXXVI · KeyOnline<br/>Illustrative concept · No bank affiliation<br/>
        <span style={{ color: CH.brass }}>Concept One — 001</span>
      </div>
    </div>
  </div>
);

Object.assign(window, { Desktop, Mobile });