/* Unrealised Engine — shared styles (matches unrealised.co.uk) */
:root{
  --bg:#000;
  --bg-2:#0c0c0c;
  --bg-3:#141414;
  --line:#222;
  --line-2:#333;
  --text:#fff;
  --soft:#d4d4d4;
  --muted:#a3a3a3;
  --red:#b5112f;
  --red-hi:#d4163a;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:Inter,system-ui,sans-serif;font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.narrow{max-width:760px}
h1,h2,h3{font-family:Archivo,sans-serif;font-weight:800;line-height:1.05;letter-spacing:-.01em}
.brand{font-family:Archivo,sans-serif;font-weight:900;letter-spacing:.02em;text-transform:uppercase}
.brand .un{color:var(--red)}
.kicker{font-family:Archivo,sans-serif;font-weight:700;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--red-hi)}
.var{font-family:Archivo,sans-serif;font-weight:700;color:var(--red-hi);white-space:nowrap}

/* Nav */
header{position:sticky;top:0;z-index:10;background:rgba(0,0,0,.88);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.nav .left{display:flex;align-items:center;gap:14px}
.nav .brand{font-size:22px}
.tag{font-family:Archivo,sans-serif;font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;border:1px solid var(--line-2);padding:5px 9px;color:var(--muted)}
.back{font-size:15px;color:var(--muted)}
.back:hover{color:var(--text)}
@media (max-width:600px){.tag{display:none}}

/* Buttons */
.btn{display:inline-block;font-family:Archivo,sans-serif;font-weight:700;font-size:15px;padding:12px 22px;border:2px solid var(--red);background:var(--red);color:#fff;cursor:pointer;transition:background .15s,border-color .15s;text-align:center}
.btn:hover{background:var(--red-hi);border-color:var(--red-hi)}

/* Hero */
.hero{padding:100px 0 70px}
.hero h1{font-size:clamp(40px,7vw,84px);margin:18px 0 26px;max-width:15ch}
.hero h1 em{font-style:normal;color:var(--red)}
.lead{font-size:clamp(18px,2.2vw,21px);color:var(--soft);max-width:640px}

/* Three doors */
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:60px;background:var(--line);border:2px solid var(--line)}
.door{background:var(--bg);padding:34px 30px 30px;display:flex;flex-direction:column;min-height:240px;position:relative;transition:background .2s}
.door::before{content:"";position:absolute;left:0;top:0;height:4px;width:0;background:var(--red);transition:width .25s}
.door:hover{background:var(--bg-2)}
.door:hover::before{width:100%}
.door .n{font-family:Archivo,sans-serif;font-weight:700;font-size:13px;color:var(--muted);letter-spacing:.14em;text-transform:uppercase}
.door h2{font-size:28px;margin:14px 0 12px}
.door p{color:var(--muted);font-size:15.5px;flex:1}
.door .go{margin-top:22px;font-family:Archivo,sans-serif;font-weight:700;font-size:15px;color:var(--red-hi)}
.door:hover .go{color:#fff}
@media (max-width:860px){.doors{grid-template-columns:1fr}.door{min-height:0}}

/* Proof strip */
.proof{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:90px}
.proof .grid{display:grid;grid-template-columns:repeat(3,1fr)}
.proof .item{padding:40px 24px 40px 0}
.proof .big{font-family:Archivo,sans-serif;font-weight:900;font-size:clamp(36px,4.6vw,54px);line-height:1}
.proof .big span{color:var(--red)}
.proof .label{margin-top:10px;color:var(--muted);font-size:15px;max-width:30ch}
.proof .src{margin-top:10px;font-family:Archivo,sans-serif;font-weight:700;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--line-2)}
@media (max-width:760px){.proof .grid{grid-template-columns:1fr}.proof .item{padding:28px 0;border-bottom:1px solid var(--line)}.proof .item:last-child{border-bottom:0}}

/* Sections */
section.block{padding:100px 0;border-bottom:1px solid var(--line)}
section.block > .wrap > h2{font-size:clamp(32px,4.4vw,52px);margin-top:16px;max-width:20ch}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:56px}
.step{border-top:2px solid var(--red);padding-top:22px}
.step .n{font-family:Archivo,sans-serif;font-weight:700;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--red-hi);display:block;margin-bottom:10px}
.step h3{font-size:22px;margin-bottom:10px}
.step p{color:var(--muted);font-size:15.5px}
@media (max-width:860px){.steps{grid-template-columns:1fr;gap:32px}section.block{padding:72px 0}}

/* Form pages */
.form-page{padding:80px 0 110px}
.form-page h1{font-size:clamp(36px,6vw,64px);margin:18px 0 20px}
.form-page .lead{margin-bottom:40px}
form{background:var(--bg-2);border:1px solid var(--line);border-top:4px solid var(--red);padding:36px;display:flex;flex-direction:column;gap:22px}
label{font-size:14px;font-weight:600;display:flex;flex-direction:column;gap:8px;color:var(--soft)}
input,select,textarea{font-family:Inter,system-ui,sans-serif;font-size:16px;padding:12px 14px;background:var(--bg);color:var(--text);border:1px solid var(--line-2);border-radius:0;width:100%}
input::placeholder,textarea::placeholder{color:#666}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--red-hi)}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#a3a3a3 50%),linear-gradient(135deg,#a3a3a3 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px}
form .btn{margin-top:6px;padding:16px}
@media (max-width:600px){form{padding:24px}}

footer{border-top:1px solid var(--line);padding:40px 0;color:var(--muted);font-size:14px}
footer .row{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a:hover{color:#fff}