/* Jonathan Venables — portfolio theme. Dark, slick, techy. One file, five pages. */

:root{
  --bg:#070b15;
  --panel:#0d1424;
  --ink:#e7ecf5;
  --muted:#8b96ad;
  --line:#1d2740;
  --accent:#2dd9c9;
  --accent2:#7c8cf8;
  --accent-soft:#0d1f2c;
  --good:#34d399;
  --chip:#101a2e;
  --grad:linear-gradient(120deg,#2dd9c9 0%,#7c8cf8 100%);
}

*{box-sizing:border-box; margin:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg); color:var(--ink);
  font:16px/1.7 'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  -webkit-font-smoothing:antialiased;
  position:relative;
}
/* ambient: faint grid + two corner glows */
body::before{
  content:''; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(600px 400px at 85% -5%, rgba(124,140,248,0.10), transparent 70%),
    radial-gradient(700px 500px at 0% 0%, rgba(45,217,201,0.08), transparent 70%),
    linear-gradient(rgba(139,150,173,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,150,173,0.045) 1px, transparent 1px);
  background-size:auto,auto,44px 44px,44px 44px;
}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline; text-decoration-thickness:1px; text-underline-offset:3px}
.wrap{max-width:900px; margin:0 auto; padding:0 24px}

/* ─── header ─── */
header.site{
  border-bottom:1px solid var(--line); padding:16px 0;
  position:sticky; top:0; z-index:50;
  background:rgba(7,11,21,0.82); backdrop-filter:blur(12px);
}
header.site .wrap{display:flex; justify-content:space-between; align-items:baseline; flex-wrap:wrap; gap:8px}
.brand{font-family:'Space Grotesk',sans-serif; font-weight:700; letter-spacing:.01em; color:var(--ink); font-size:16.5px}
.brand:hover{text-decoration:none}
.brand span{
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent;
  font-weight:600;
}
nav.site a{margin-left:20px; color:var(--muted); font-size:13.5px; font-weight:500}
nav.site a:hover{color:var(--ink); text-decoration:none}

/* ─── hero / headings ─── */
.kicker{
  font-family:'JetBrains Mono',monospace; text-transform:uppercase;
  letter-spacing:.22em; font-size:11.5px; color:var(--accent); margin:64px 0 14px;
}
h1{
  font-family:'Space Grotesk',sans-serif;
  font-size:clamp(32px,5.4vw,52px); line-height:1.08; font-weight:700; letter-spacing:-.02em;
}
h1 .grad, .grad{
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
.lede{font-size:18.5px; color:var(--muted); margin:22px 0 0; max-width:44em; line-height:1.75}
.lede b{color:var(--ink); font-weight:600}

h2{
  font-family:'Space Grotesk',sans-serif;
  font-size:26px; margin:76px 0 14px; letter-spacing:-.01em; font-weight:700;
}
h2 .n{
  font-family:'JetBrains Mono',monospace; font-size:13px; vertical-align:.25em;
  margin-right:12px; letter-spacing:.08em;
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent;
}
h2[id]{scroll-margin-top:90px}
h3{font-family:'Space Grotesk',sans-serif; font-weight:600}
p{margin:0 0 16px; max-width:46em}
.sub{color:var(--muted); max-width:44em; margin:0 0 30px; font-size:15.5px}

/* ─── credential chips ─── */
.creds{display:flex; flex-wrap:wrap; gap:10px; margin:32px 0 0}
.creds div{
  background:var(--chip); border:1px solid var(--line); border-radius:999px;
  padding:8px 18px 8px 14px; font-size:13px; color:var(--muted); font-weight:500;
}
.creds div::before{
  content:''; display:inline-block; width:7px; height:7px; border-radius:50%;
  background:var(--accent); margin-right:9px; vertical-align:1px;
  box-shadow:0 0 8px rgba(45,217,201,0.6);
}
.creds div:nth-child(2n)::before{background:var(--accent2); box-shadow:0 0 8px rgba(124,140,248,0.6)}

/* ─── cards ─── */
.cards{display:grid; gap:16px; margin-top:34px}
.card{
  position:relative;
  background:var(--panel); border:1px solid var(--line); border-radius:16px;
  padding:28px 30px; display:block; color:var(--ink);
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
  overflow:hidden;
}
.card::before{
  content:''; position:absolute; inset:0 auto 0 0; width:3px;
  background:var(--grad); opacity:0; transition:opacity .22s ease;
}
a.card:hover{
  text-decoration:none; transform:translateY(-3px);
  border-color:rgba(45,217,201,0.4);
  box-shadow:0 12px 40px rgba(0,0,0,0.45), 0 0 24px rgba(45,217,201,0.07);
}
a.card:hover::before{opacity:1}
.card .tag{
  font-family:'JetBrains Mono',monospace; font-size:10.5px; text-transform:uppercase;
  letter-spacing:.14em; color:var(--accent); font-weight:500;
}
.cards .card:nth-child(2n) .tag{color:var(--accent2)}
.card h3{font-size:19px; margin:10px 0 10px; letter-spacing:-.01em}
.card p{color:var(--muted); font-size:14.5px; max-width:44em; line-height:1.65}
.card .go{font-size:13.5px; color:var(--accent); margin-top:14px; display:inline-block; font-weight:600}
a.card:hover .go{text-decoration:underline; text-underline-offset:3px}

/* ─── how i work ─── */
.how h3{font-size:17px; margin:30px 0 8px}
.how h3::before{content:'» '; color:var(--accent); font-family:'JetBrains Mono',monospace; font-weight:400}
.how p{max-width:46em; margin-bottom:14px; color:var(--muted)}

/* ─── case-study furniture ─── */
.facts{display:flex; flex-wrap:wrap; gap:10px; margin:30px 0 0}
.facts div{
  background:var(--chip); border:1px solid var(--line); border-radius:10px;
  padding:10px 16px; font-size:13.5px;
}
.facts b{
  display:block; font-family:'JetBrains Mono',monospace; font-size:10px;
  text-transform:uppercase; letter-spacing:.12em; color:var(--muted); font-weight:500; margin-bottom:3px;
}
.aside{
  border:1px solid var(--line); border-left:3px solid transparent;
  border-image:var(--grad) 1; border-width:0 0 0 3px;
  background:var(--accent-soft); padding:16px 20px; border-radius:0 10px 10px 0;
  margin:24px 0; font-size:14.5px; max-width:46em; color:var(--muted);
}
.aside b{
  font-family:'JetBrains Mono',monospace; font-size:11px; text-transform:uppercase;
  letter-spacing:.12em; color:var(--accent); display:block; margin-bottom:6px;
}
figure{
  margin:32px 0; background:var(--panel); border:1px solid var(--line);
  border-radius:16px; padding:24px; overflow-x:auto;
}
figcaption{font-size:13px; color:var(--muted); margin-top:14px; text-align:center}
.diagram text{font-family:'Inter',system-ui,sans-serif}
ul.tight{margin:0 0 16px 1.2em; max-width:44em}
ul.tight li{margin-bottom:11px; color:var(--muted)}
ul.tight li b{color:var(--ink)}
.outcomes{display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:12px; margin:26px 0}
.outcomes div{
  background:var(--panel); border:1px solid var(--line); border-radius:12px; padding:18px;
  transition:border-color .2s ease;
}
.outcomes div:hover{border-color:rgba(52,211,153,0.35)}
.outcomes b{
  display:block; font-family:'Space Grotesk',sans-serif; color:var(--good);
  font-size:15.5px; margin-bottom:5px; font-weight:600;
}
.outcomes span{font-size:13px; color:var(--muted); line-height:1.5; display:block}
.decisions dt{font-weight:600; margin-top:20px; font-family:'Space Grotesk',sans-serif}
.decisions dt::before{content:'▸ '; color:var(--accent)}
.decisions dd{margin:5px 0 0 1.05em; color:var(--muted); max-width:44em; font-size:15px}
.next{
  background:var(--accent-soft); border:1px solid var(--line); border-radius:14px;
  padding:20px 24px; margin:44px 0 0; font-size:14.5px; color:var(--muted);
}
.next b{color:var(--ink)}

/* ─── footer ─── */
footer{margin:90px 0 0; border-top:1px solid var(--line); padding:26px 0 44px; font-size:13px; color:var(--muted)}
footer .wrap{display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px}
footer a{color:var(--muted)}
footer a:hover{color:var(--accent)}

@media (max-width:640px){
  .kicker{margin-top:44px}
  h2{margin-top:56px}
  nav.site a{margin-left:12px; font-size:12.5px}
}

/* ─── contact form ─── */
.contact-form{max-width:640px; margin-top:40px}
.cf-row{display:grid; grid-template-columns:1fr 1fr; gap:16px}
@media (max-width:560px){.cf-row{grid-template-columns:1fr}}
.contact-form label{
  display:block; font-family:'JetBrains Mono',monospace; font-size:11px;
  text-transform:uppercase; letter-spacing:.14em; color:var(--muted); margin:18px 0 7px;
}
.contact-form input, .contact-form textarea{
  width:100%; padding:12px 15px; border-radius:10px; font:15px/1.5 'Inter',sans-serif;
  background:var(--chip); border:1px solid var(--line); color:var(--ink); outline:none;
  transition:border-color .2s ease, box-shadow .2s ease; resize:vertical;
}
.contact-form input:focus, .contact-form textarea:focus{
  border-color:var(--accent); box-shadow:0 0 0 3px rgba(45,217,201,0.12);
}
.contact-form button{
  margin-top:24px; padding:13px 30px; border:none; border-radius:10px; cursor:pointer;
  font:600 15px 'Space Grotesk',sans-serif; color:#06231f;
  background:var(--grad); transition:opacity .2s ease, transform .2s ease;
}
.contact-form button:hover{transform:translateY(-1px)}
.contact-form button:disabled{opacity:.55; cursor:wait; transform:none}
.cf-hp{position:absolute; left:-9999px; top:-9999px; height:0; overflow:hidden}
.cf-msg{margin-top:16px; font-size:14.5px; display:none}
.cf-msg.ok{display:block; color:var(--good)}
.cf-msg.err{display:block; color:#f87171}