:root{
  --brown:#aa7a3f;--sky:#9bc9df;--sky2:#e8f6fb;--green:#9aca4f;
  --ink:#183444;--muted:#627781;--line:#d8e6eb;--bg:#f7fbfc;--white:#fff;
  --warn:#fff8de;--ok:#eff9e9;--bad:#fff0ee;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:#286d94;text-decoration:none} a:hover{text-decoration:underline}
.topbar{height:8px;background:linear-gradient(90deg,var(--brown) 0 33.33%,#b9dae8 33.33% 66.66%,#b7d987 66.66%)}
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav{max-width:1180px;margin:auto;padding:14px 20px;display:flex;align-items:center;gap:22px}
.brand{font-size:27px;font-weight:800;color:#65a3c5;letter-spacing:-.7px}
.brand span{color:#94bf4d}
.brand small{display:block;font-size:11px;color:var(--brown);font-style:italic;letter-spacing:.1px}
nav{margin-left:auto;display:flex;gap:16px;flex-wrap:wrap}
nav a{font-size:14px;font-weight:700;color:var(--ink)}
main{max-width:1180px;margin:auto;padding:34px 20px 72px}
.hero{display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:center;padding:30px 0 34px}
h1{font-size:49px;line-height:1.02;letter-spacing:-1.5px;margin:10px 0 14px}
h2{font-size:30px;letter-spacing:-.5px;margin:32px 0 15px}
h3{font-size:19px;margin:0 0 7px}
.lead{font-size:19px;color:var(--muted);max-width:780px}
.kicker,.badge{font-size:12px;text-transform:uppercase;font-weight:800;letter-spacing:.9px}
.badge{display:inline-block;border:1px solid #cfdee5;background:#fff;border-radius:999px;padding:6px 10px}
.card,.panel,.section{background:#fff;border:1px solid var(--line);border-radius:15px;padding:21px;box-shadow:0 6px 18px rgba(25,55,70,.035)}
.cards,.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.btn{display:inline-block;border:0;border-radius:8px;padding:12px 18px;font-weight:800;cursor:pointer;background:var(--green);color:#173241}
.btn.secondary{background:var(--sky)} .btn.ghost{background:#fff;border:1px solid var(--line)}
.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:17px}
.notice{padding:14px 16px;border-radius:10px;border:1px solid #eadba8;background:var(--warn);margin:14px 0}
.notice.ok{background:var(--ok);border-color:#cee4bd}.notice.bad{background:var(--bad);border-color:#edc6c0}
.muted{color:var(--muted)} .pill{display:inline-block;padding:4px 8px;border-radius:999px;background:#edf6f9;border:1px solid #cfe2ea;font-size:12px;font-weight:700}
form .section{margin:18px 0}
label{display:block;font-size:14px;font-weight:700;margin:13px 0 6px}
input,select,textarea{width:100%;border:1px solid #c9dbe3;border-radius:8px;padding:11px 12px;font-size:15px;background:#fff;color:var(--ink)}
textarea{min-height:118px;resize:vertical}
input[type=checkbox],input[type=radio]{width:auto;margin-right:7px}
.fieldrow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.choicegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.choice{border:1px solid var(--line);border-radius:12px;padding:16px;background:#fff;cursor:pointer;font-weight:700}
.choice:hover,.choice.selected{border-color:#77acc7;background:#f1f9fc}
.question{font-size:24px;font-weight:800;margin:8px 0 18px}
.progress{height:10px;background:#e5eef2;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--sky),var(--green))}
.step{display:none}.step.active{display:block}.stepnav{display:flex;justify-content:space-between;gap:12px;margin-top:18px}
.filebox{border:2px dashed #bad0d8;border-radius:12px;padding:22px;text-align:center;background:#fbfdfe}
.filemeta{margin-top:12px;padding:10px;background:#eef7fa;border-radius:8px;display:none}
table{border-collapse:collapse;width:100%;background:#fff}
th,td{border:1px solid var(--line);padding:10px;vertical-align:top;text-align:left} th{background:#eef7fa}
.timeline{border-left:3px solid #c9dde5;padding-left:20px;margin-left:8px}.timeline .item{position:relative;margin-bottom:18px}.timeline .item:before{content:"";position:absolute;left:-28px;top:6px;width:13px;height:13px;border-radius:50%;background:var(--green);border:2px solid #fff}
.score{font-size:48px;font-weight:900;line-height:1}
.code{font-family:Consolas,monospace;background:#102631;color:#e3f5fb;border-radius:10px;padding:16px;overflow:auto;font-size:13px}
.reviewbox{background:#fff;border:1px solid var(--line);border-left:5px solid var(--sky);border-radius:9px;padding:15px;margin:11px 0}
footer{background:#fff;border-top:1px solid var(--line);padding:28px 20px;color:#71838c;font-size:13px}
footer .wrap{max-width:1180px;margin:auto;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
@media(max-width:850px){.hero,.cards,.grid2,.grid3,.fieldrow,.choicegrid{grid-template-columns:1fr}h1{font-size:38px}nav{display:none}}