/* ============================================================
   Business page — "City radar". A radar sweeping a stylized map
   of Buffalo at night (Lake Erie, the Niagara and Buffalo rivers,
   Ellicott's radial avenues from Niagara Square), the skyline
   along the bottom. MVP navy / blue / sky. Dark only on purpose.
   ============================================================ */
:root {
  --deep: #00213b; --night: #00172b; --panel: #032c4d; --navy: #00355f;
  --blue: #0080c0; --sky: #00b0f0; --grey: #a7a9ac;
  --ink: #eaf3fa; --soft: #c3d6e6; --mute: #9db4c8; --line: rgba(167,169,172,.22);
  --font: "Hanken Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--deep); color: var(--ink); font: 16px/1.55 var(--font); }
img { max-width: 100%; display: block; }
a { color: var(--sky); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; }

.bz-in { max-width: min(1280px, 100%); margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }

/* ---------- nav (sits on top of the hero map) ---------- */
.bz-nav { position: absolute; left: 0; right: 0; top: 0; z-index: 5; display: flex; gap: 18px; align-items: center;
  padding-block: calc(16px + env(safe-area-inset-top, 0px)) 16px; flex-wrap: wrap; }
.bz-home { display: flex; gap: 12px; align-items: center; color: var(--ink); text-decoration: none; margin-right: auto; }
.bz-lg { background: #fff; border-radius: 50%; width: 40px; height: 40px; display: grid; place-items: center; flex: none; }
.bz-lg img { width: 30px; height: auto; }
.bz-nav nav { display: flex; gap: 18px; font-size: .92rem; flex-wrap: wrap; }
.bz-nav nav a { color: var(--mute); text-decoration: none; }
.bz-nav nav a:hover { color: var(--ink); }
.bz-nav nav a.cur { color: #fff; font-weight: 700; }

/* ---------- hero: fills the screen ---------- */
.bz-hero { position: relative; overflow: hidden; background: var(--night);
  height: 100vh; height: 100svh; min-height: 560px; display: flex; align-items: center; }
.bz-hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.bz-shade { position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(180deg, rgba(0,23,43,.85) 0, rgba(0,23,43,0) 110px), linear-gradient(90deg, rgba(0,23,43,.94) 0%, rgba(0,23,43,.74) 34%, rgba(0,23,43,0) 60%); }
.bz-copy { position: relative; z-index: 2; width: 100%; padding-block: 76px clamp(110px, 20vh, 300px); }
.bz-copy h1 { font: 900 clamp(2.6rem, min(6.4vw, 9.5vh), 7rem)/.95 var(--font); letter-spacing: -.03em; margin: 0 0 clamp(12px, 2vh, 22px); max-width: 12ch; text-wrap: balance; }
.bz-copy h1 span { color: var(--sky); }
.bz-copy p { color: var(--soft); font-size: clamp(1.05rem, 1.1vw + .5rem, 1.35rem); max-width: 42ch; margin: 0 0 clamp(16px, 2.6vh, 28px); }
.bz-attr { position: absolute; right: max(10px, env(safe-area-inset-right, 0px)); bottom: 6px; z-index: 3; font-size: .7rem; color: rgba(157,180,200,.7); }
.bz-attr a { color: inherit; }
.bz-btns { display: flex; gap: 10px; flex-wrap: wrap; }
.bz-btn { display: inline-flex; align-items: center; min-height: 46px; padding: 10px 22px; border-radius: 999px;
  font: 700 1rem var(--font); text-decoration: none; border: 1.5px solid var(--ink); color: var(--ink); background: none; cursor: pointer; }
.bz-btn:hover { background: rgba(234,243,250,.08); }
.bz-btn.fill { background: var(--sky); border-color: var(--sky); color: var(--deep); }
.bz-btn.fill:hover { filter: brightness(1.08); }
.bz-me { display: flex; gap: 12px; align-items: center; margin-top: clamp(16px, 3vh, 30px); }
.bz-me img { width: 54px; height: 54px; border-radius: 50%; object-fit: cover; object-position: center 22%; border: 2px solid var(--sky); }
.bz-me small { display: block; color: var(--mute); }

/* ---------- sections ---------- */
.bz-sec { padding-block: 56px; border-top: 1px solid var(--line); scroll-margin-top: 20px; }
.bz-sec:first-child { border-top: 0; }
.bz-sec h2 { font: 800 clamp(1.7rem, 3.8vw, 2.6rem)/1.05 var(--font); margin: 0 0 10px; letter-spacing: -.01em; }
.bz-lead { color: var(--mute); margin: 0 0 26px; max-width: 62ch; font-size: 1.05rem; }
.bz-md p { margin: 0 0 12px; }
.bz-md p:last-child { margin-bottom: 0; }
.bz-md strong { color: var(--ink); }

.bz-svc { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.bz-svc > div { background: var(--deep); padding: 20px; display: grid; gap: 6px; align-content: start; }
.bz-svc b { font-size: 1.1rem; }
.bz-svc p { margin: 0; color: var(--mute); font-size: .95rem; }
.bz-svc svg, .bz-proj .ic svg { width: 28px; height: 28px; }

/* vCISO: its own spot, a navy panel with the shield-radar mark */
.bz-vciso { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(20px, 4vw, 48px);
  background: var(--panel); border: 1px solid var(--line); border-radius: 18px; padding: clamp(20px, 4vw, 40px); }
.bz-vciso-ic { width: 54px; height: 54px; color: var(--sky); margin-bottom: 12px; }
.bz-vciso-l .bz-md { color: var(--soft); max-width: 58ch; }
.bz-checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.bz-checks li { display: grid; grid-template-columns: 26px 1fr; gap: 10px; align-items: start; padding: 12px 14px;
  background: var(--deep); border: 1px solid var(--line); border-radius: 12px; }
.bz-checks li { position: relative; }
.bz-checks li::before { content: ""; width: 22px; height: 22px; border-radius: 50%; background: var(--sky); }
.bz-checks li::after { content: ""; position: absolute; left: 23px; top: 16px; width: 5px; height: 10px;
  border: solid var(--deep); border-width: 0 2.5px 2.5px 0; transform: rotate(45deg); }
.bz-mine { margin: 14px 0 0; font-size: .95rem; color: var(--soft); }
.bz-mine b { display: inline-block; font-size: .78rem; font-weight: 700; color: var(--deep); background: var(--sky);
  border-radius: 999px; padding: 3px 10px; margin-right: 8px; vertical-align: 1px; }

/* AI projects */
.bz-ai { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.bz-proj { display: grid; grid-template-columns: auto 1fr; gap: 16px; align-items: start; background: var(--panel);
  border: 1px solid var(--line); border-radius: 14px; padding: 18px; text-decoration: none; color: inherit; }
a.bz-proj:hover { border-color: var(--sky); }
.bz-proj .ic { width: 46px; height: 46px; border-radius: 12px; background: var(--night); display: grid; place-items: center; border: 1px solid var(--line); }
.bz-proj b { display: block; font-size: 1.12rem; margin-bottom: 2px; }
.bz-proj p { margin: 0 0 8px; color: var(--mute); font-size: .95rem; }
.bz-chip { display: inline-block; font: 700 .76rem var(--font); padding: 3px 9px; border-radius: 999px; background: var(--sky); color: var(--deep); }
.bz-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.bz-tags span { border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font-size: .92rem; }

/* timeline */
.bz-years { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; }
.bz-years div { border-top: 3px solid var(--line); padding-top: 12px; }
.bz-years div.now { border-top-color: var(--sky); }
.bz-years small { font: 900 1.7rem var(--font); display: block; font-variant-numeric: tabular-nums; }
.bz-years b { display: block; margin: 2px 0; }
.bz-years p { margin: 0; color: var(--mute); font-size: .92rem; }

/* contact */
.bz-contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 32px; }
.bz-contact form { display: grid; gap: 6px; }
.bz-contact label { font-size: .88rem; color: var(--mute); margin-top: 6px; }
.bz-contact input, .bz-contact textarea { background: var(--panel); border: 1px solid var(--line); color: #fff; padding: 12px;
  border-radius: 10px; width: 100%; font: inherit; }
.bz-contact textarea { min-height: 120px; resize: vertical; }
.bz-contact .bz-btns { margin-top: 12px; }
.bz-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.bz-msg { margin: 8px 0 0; color: var(--soft); }
.bz-msg.ok { color: #7ee0a6; }
.bz-msg.no { color: #ff9a8a; }
blockquote { margin: 22px 0 0; font-size: 1.15rem; line-height: 1.4; color: var(--soft); border-left: 3px solid var(--sky); padding-left: 14px; }
blockquote span { display: block; color: var(--mute); font-size: .88rem; margin-top: 6px; }

.bz-foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding-block: 22px calc(22px + env(safe-area-inset-bottom, 0px));
  color: var(--mute); font-size: .88rem; border-top: 1px solid var(--line); }
.bz-foot a { color: var(--mute); }

/* ---------- phones / tablets ---------- */
@media (max-width: 860px) {
  .bz-svc { grid-template-columns: 1fr 1fr; }
  .bz-vciso, .bz-ai, .bz-contact { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .bz-nav nav a:not(.cur):not(.bz-back) { display: none; }
  /* phones: map + skyline on top (height set by JS as --map-h), text underneath */
  .bz-hero { height: auto; min-height: 100vh; min-height: 100svh; max-height: none; align-items: flex-end; }
  .bz-shade { background: linear-gradient(180deg, rgba(0,23,43,.75) 0%, rgba(0,23,43,0) 22%); }
  .bz-copy { padding-block: 250px calc(28px + env(safe-area-inset-bottom, 0px)); }
  .bz-copy h1 { font-size: clamp(2.3rem, 11vw, 3.2rem); max-width: none; }
  .bz-attr { top: calc(var(--map-h, 55vh) - 22px); bottom: auto; }
}
@media (max-width: 480px) { .bz-svc { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }