:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#17312d;background:#edf5f1;line-height:1.5}
*{box-sizing:border-box}
body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,#fff 0,#edf5f1 46%,#dbeae4 100%)}
button,input{font:inherit}
.tester-header{height:68px;padding:0 clamp(20px,4vw,56px);display:flex;align-items:center;justify-content:space-between;background:#fff;border-bottom:1px solid #cdded7}
.brand{display:flex;align-items:center;gap:10px;color:#17312d;text-decoration:none;font-size:18px}
.brand span{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:#175c4c;color:#fff;font-weight:800}
.environment,.door-kind,.eyebrow{font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.environment{color:#4a6d64;background:#e5f0ec;border-radius:999px;padding:7px 11px}
.tester-shell{width:min(1080px,calc(100% - 32px));margin:clamp(28px,6vw,70px) auto}
.tester-card{padding:clamp(24px,5vw,54px);background:rgba(255,255,255,.96);border:1px solid #cdded7;border-radius:26px;box-shadow:0 24px 70px rgba(26,72,61,.12)}
.eyebrow{margin:0 0 6px;color:#28715f}
h1{margin:0;font-size:clamp(36px,6vw,62px);line-height:1.05;letter-spacing:-.04em}
.lead{max-width:760px;margin:18px 0 22px;color:#49665f;font-size:18px}
.warning{padding:15px 18px;border-radius:14px;background:#fff5d7;border:1px solid #ead283;color:#5d4a0c}
form{margin-top:28px}
label{display:block;margin-bottom:8px;font-weight:800}
.passcode-row{display:grid;grid-template-columns:1fr auto;gap:10px}
input{width:100%;min-height:48px;padding:11px 14px;border:1px solid #9bb9b0;border-radius:12px;background:#fff;color:#17312d}
input:focus{outline:3px solid rgba(30,123,99,.2);border-color:#1e7b63}
button{cursor:pointer}
button:disabled{cursor:wait;opacity:.62}
.secondary{min-width:78px;border:1px solid #9bb9b0;border-radius:12px;background:#fff;color:#244b42;font-weight:800}
.message{margin:12px 0 0;padding:10px 12px;border-radius:10px;background:#e6f2ed;color:#175c4c;font-weight:700}
.message.error{background:#fde9e7;color:#9c2f26}
.door-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:24px}
.door{min-height:164px;padding:22px;text-align:left;border:1px solid #b8cec6;border-radius:18px;background:#f8fbfa;color:#17312d;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}
.door:hover,.door:focus-visible{transform:translateY(-2px);border-color:#1e7b63;box-shadow:0 14px 30px rgba(29,91,75,.12);outline:none}
.door strong,.door small{display:block}
.door strong{margin:9px 0 7px;font-size:20px}
.door small{color:#557169;font-size:14px}
.door-kind{color:#28715f}
.door.business .door-kind{color:#315b91}
.door.login{grid-column:1/-1;min-height:130px}
.separation{margin:22px 0 0;color:#557169}
@media(max-width:680px){.door-grid{grid-template-columns:1fr}.door.login{grid-column:auto}.tester-header{height:60px}.environment{font-size:10px}.passcode-row{grid-template-columns:1fr}.secondary{min-height:44px}}