/* EigenTunnel shared site styles */
:root{
  --bg:#0b1018;--bg2:#121a24;--bg3:#182230;--line:#2a3a4d;
  --text:#e8eef6;--muted:#9aa8b8;--teal:#4fd1c5;--teal-dim:#2a6a66;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

.banner{background:#dbeafe;color:#0f2744;font-size:13px;padding:10px 20px;text-align:center}

header{display:flex;justify-content:space-between;align-items:center;padding:16px 28px;border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(11,16,24,.92);backdrop-filter:blur(6px);z-index:10}
.brand{display:flex;gap:10px;align-items:center;color:var(--text);font-weight:700}
.brand:hover{text-decoration:none}
.mark{width:34px;height:34px;border:1px solid var(--line);border-radius:8px;display:grid;place-items:center;color:var(--teal);font-size:11px;flex:none}

nav.primary{display:flex;gap:20px;align-items:center;font-size:14px}
nav.primary .links{display:flex;gap:18px;flex-wrap:wrap}
nav.primary a{color:#c5d0db}
nav.primary a.active{color:var(--text);font-weight:600}
nav.primary a.active{border-bottom:2px solid var(--teal)}

#nav-toggle{display:none}
.hamburger{display:none;flex-direction:column;gap:4px;cursor:pointer;padding:6px}
.hamburger span{width:22px;height:2px;background:var(--text);display:block}

.hero{padding:72px 8vw 80px}
.kicker{color:var(--teal);font-size:12px;letter-spacing:.14em;font-weight:700;text-transform:uppercase;margin-bottom:18px}
h1{font-size:clamp(34px,6vw,68px);line-height:1.04;max-width:18ch}
.lede{margin-top:22px;max-width:60ch;color:#d5dee8;font-size:18px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;padding:12px 18px;border-radius:10px;font-weight:600;font-size:14px;border:1px solid var(--line);color:var(--text);cursor:pointer;background:transparent;font-family:inherit}
.btn:hover{border-color:var(--teal);text-decoration:none}
.btn-p{background:var(--teal);color:#06201d;border-color:transparent}
.btn-p:hover{opacity:.92}
.btn-block{width:100%;justify-content:center}

section{padding:72px 8vw;border-top:1px solid var(--line)}
section.tight{padding-top:56px;padding-bottom:56px}
h2{font-size:clamp(26px,3vw,40px);margin-bottom:12px}
h3{font-size:18px;margin-bottom:8px}
.sub{color:var(--muted);max-width:70ch;margin-bottom:24px}
.eyebrow{color:var(--teal);font-size:12px;letter-spacing:.12em;font-weight:700;text-transform:uppercase;margin-bottom:10px}

.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:var(--bg2);border:1px solid var(--line);border-radius:14px;padding:22px}
.card.highlight{border-color:var(--teal-dim);background:linear-gradient(180deg,#152826,#121a24)}
.card ul{margin:10px 0 0 18px;color:#c9d4de;font-size:14px}
.card ul li{margin-bottom:6px}
.price{font-size:32px;font-weight:800;margin:6px 0}
.price small{font-size:13px;font-weight:500;color:var(--muted)}

pre{background:#071018;border:1px solid var(--line);border-radius:12px;padding:16px;overflow:auto;font-size:13px;color:#d7eee9}

.diagram{width:100%;overflow-x:auto}
.diagram svg{display:block;width:100%;min-width:640px;height:auto}
.note{background:#1b3a3a;border:1px solid var(--teal-dim);border-radius:12px;padding:14px;margin:16px 0;font-size:14px}
.tag{display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;padding:4px 9px;margin-bottom:10px;color:var(--muted);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.tag.built{border-color:#2f855a;color:#8df0b0;background:#0d2418}
.tag.private{border-color:#b7791f;color:#ffd38a;background:#2a1c09}
.tag.planned{border-color:#6b7280;color:#d6dbe4;background:#171b24}
.steps{margin:18px 0 0 22px;color:#d5dee8;max-width:78ch}
.steps li{margin:0 0 10px;padding-left:4px}

table{width:100%;border-collapse:collapse;background:var(--bg2);border:1px solid var(--line);border-radius:14px;overflow:hidden}
table th,table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);font-size:14px}
table th{color:var(--muted);font-weight:600;background:var(--bg3)}
table tr:last-child td{border-bottom:none}

.form-card{background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:28px;max-width:560px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:11px 12px;background:var(--bg3);border:1px solid var(--line);border-radius:8px;color:var(--text);font-family:inherit;font-size:14px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal)}
.field textarea{min-height:110px;resize:vertical}
.hp-field{position:absolute;left:-9999px;top:-9999px}
.form-status{margin-top:14px;font-size:14px}
.form-status[data-state="ok"]{color:var(--teal)}
.form-status[data-state="error"]{color:#f3a5a5}

.stack{display:flex;flex-direction:column;gap:8px}
.split{display:grid;gap:32px;grid-template-columns:1.1fr .9fr;align-items:start}

footer{padding:40px 8vw 48px;color:var(--muted);font-size:13px;border-top:1px solid var(--line)}
footer .foot-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:20px}
footer nav{display:flex;gap:14px;flex-wrap:wrap}
footer a{color:var(--muted)}
footer a:hover{color:var(--teal)}

@media (max-width:1100px){
  nav.primary .links{position:fixed;top:67px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);flex-direction:column;gap:0;max-height:0;overflow:hidden;transition:max-height .2s ease}
  #nav-toggle:checked ~ .links{max-height:calc(100dvh - 67px);overflow-y:auto}
  nav.primary .links a{padding:14px 28px;border-bottom:1px solid var(--line)}
  .hamburger{display:flex}
  nav.primary .cta-link{display:none}
  .split{grid-template-columns:1fr}
}

/* Executive buyer journey */
.hero-note{margin-top:24px;color:var(--muted);font-size:14px}.connection-flow{display:flex;align-items:center;gap:18px;margin:28px 0}.connection-flow div{flex:1;padding:24px;border:1px solid var(--teal-dim);border-radius:12px;background:var(--bg2);text-align:center}.connection-flow strong{color:var(--teal)}.skip-link{position:absolute;left:16px;top:-80px;z-index:99;background:var(--bg);padding:12px}.skip-link:focus{top:8px}a:focus-visible{outline:2px solid var(--teal);outline-offset:4px}
@media(max-width:700px){.connection-flow{flex-direction:column}.connection-flow div{width:100%}.connection-flow>span{transform:rotate(90deg)}.grid.cols-2{grid-template-columns:1fr}}
@media print{header,.cta,footer,.skip-link{display:none}body{background:white;color:black}section,.hero{padding:20px 0}.card{background:white;color:black;break-inside:avoid}.sub,.lede{color:#333}}

nav.primary a.btn-p{color:#06201d}

.table-scroll{overflow-x:auto}.table-scroll table{min-width:640px}section[id],tr[id]{scroll-margin-top:90px}

/* Limited-offer promo banner (2026-10-11) */
.promo-banner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px 18px;padding:12px 28px;background:linear-gradient(90deg,#0b3b36,#0f2d3a);border-bottom:2px solid var(--teal);color:#fff;text-align:center}.promo-banner p{margin:0;font-size:15px;font-weight:600;line-height:1.4}.promo-banner strong{display:inline-block;margin-right:8px;padding:2px 8px;border-radius:6px;background:var(--teal);color:#06201d;font-size:12px;letter-spacing:.08em;text-transform:uppercase;vertical-align:1px}.promo-banner .btn{padding:8px 16px;white-space:nowrap}@media print{.promo-banner{display:none}}
.setup-steps{margin:12px 0 0 22px;max-width:60ch;color:#d5dee8;font-size:18px}.setup-steps li{margin:4px 0}