:root{
  --green:#39AA5D;
  --green-dark:#268644;
  --green-light:#56D67F;
  --ink:#292B32;
  --white:#ffffff;
  --bg:#f5f6f4;
  --bg-card:#ffffff;
  --muted:#6b6f76;
  --line:#e6e7e4;
  --red:#FA4C49;
  --orange:#FCA92F;
  --yellow:#F8D94B;
  --blue:#5383F4;
  --purple:#D76BFE;
  --teal:#30E5C1;
  --radius:16px;
  --shadow:0 1px 2px rgba(41,43,50,.06),0 8px 24px rgba(41,43,50,.06);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  letter-spacing:-.01em;
}
a{color:var(--green-dark);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(255,255,255,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header .bar{
  max-width:1080px;margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;gap:20px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;color:var(--ink);font-size:17px}
.brand:hover{text-decoration:none}
.brand .logo{
  width:28px;height:28px;border-radius:8px;background:var(--green);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:16px;
}
.nav{display:flex;gap:6px;flex-wrap:wrap;margin-left:auto;align-items:center}
.nav a{
  color:var(--ink);padding:8px 12px;border-radius:10px;font-size:14px;font-weight:500;
}
.nav a:hover{background:var(--bg);text-decoration:none}
.nav a.active{background:var(--green);color:#fff}
.nav .points-chip{
  background:var(--ink);color:#fff;padding:8px 14px;border-radius:999px;
  font-weight:700;font-size:14px;
}
.nav .points-chip b{color:var(--green-light)}

.container{max-width:1080px;margin:0 auto;padding:32px 20px 80px}
.narrow{max-width:760px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;
  padding:12px 20px;border-radius:12px;border:1px solid transparent;
  background:var(--green);color:#fff;transition:filter .12s,transform .04s;
}
.btn:hover{filter:brightness(1.05);text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.45;cursor:not-allowed;filter:none}
.btn.secondary{background:#fff;color:var(--ink);border-color:var(--line)}
.btn.secondary:hover{background:var(--bg)}
.btn.ink{background:var(--ink)}
.btn.danger{background:var(--red)}
.btn.block{display:flex;width:100%}
.btn.sm{padding:8px 14px;font-size:13px;border-radius:10px}

.card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card.pad{padding:24px}
.grid{display:grid;gap:18px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:860px){.grid.cols-3,.grid.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}

h1{font-size:40px;font-weight:600;line-height:1.05;letter-spacing:-.03em}
h2{font-size:26px;font-weight:600;letter-spacing:-.02em;margin-bottom:8px}
h3{font-size:18px;font-weight:600}
.lead{font-size:18px;color:var(--muted);margin-top:14px}
.eyebrow{text-transform:uppercase;letter-spacing:.08em;font-size:12px;font-weight:700;color:var(--green-dark)}
.muted{color:var(--muted)}
.center{text-align:center}
.stack>*+*{margin-top:16px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}

.hero{
  background:linear-gradient(160deg,var(--ink),#1b1d22);
  color:#fff;border-radius:24px;padding:56px 40px;position:relative;overflow:hidden;
}
.hero:after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,var(--green) 0%,transparent 70%);opacity:.5;
}
.hero h1{color:#fff;max-width:640px;position:relative}
.hero .lead{color:rgba(255,255,255,.8);max-width:560px;position:relative}
.hero .row{margin-top:28px;position:relative}
@media(max-width:560px){.hero{padding:40px 24px}h1{font-size:30px}}

.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:13px;font-weight:600;background:var(--bg);border:1px solid var(--line)}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700}
.badge.green{background:rgba(57,170,93,.14);color:var(--green-dark)}
.badge.gray{background:var(--bg);color:var(--muted)}
.badge.red{background:rgba(250,76,73,.12);color:var(--red)}

.field{display:block;margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:15px;padding:11px 13px;border-radius:11px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--green)}
.field .hint{font-size:12px;color:var(--muted);margin-top:5px}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:700}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
.pos{color:var(--green-dark);font-weight:700}
.neg{color:var(--red);font-weight:700}

.activity{display:flex;flex-direction:column;height:100%;padding:22px}
.activity .ico{font-size:34px}
.activity h3{margin:12px 0 6px}
.activity p{color:var(--muted);font-size:14px;flex:1}
.activity .foot{margin-top:16px;display:flex;align-items:center;justify-content:space-between}
.reward{font-weight:800;color:var(--green-dark)}

.product{display:flex;flex-direction:column;padding:20px}
.product .ico{font-size:44px;text-align:center;margin:6px 0 12px}
.product h3{text-align:center}
.product .desc{color:var(--muted);font-size:13px;text-align:center;flex:1;margin:6px 0 14px}
.product .meta{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.product .price{font-size:20px;font-weight:800}
.product .price .u{font-size:13px;color:var(--muted);font-weight:600}

.toast{
  position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:12px 22px;border-radius:12px;
  font-size:14px;font-weight:600;box-shadow:var(--shadow);z-index:80;
  opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;max-width:90vw;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{background:var(--red)}

.footer{border-top:1px solid var(--line);padding:28px 20px;color:var(--muted);font-size:13px}
.footer .bar{max-width:1080px;margin:0 auto;display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.footer a{color:var(--muted)}

.notice{padding:14px 16px;border-radius:12px;background:rgba(57,170,93,.1);border:1px solid rgba(57,170,93,.25);font-size:14px}
.notice.warn{background:rgba(252,169,47,.12);border-color:rgba(252,169,47,.3)}

.qopt{
  display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border:1px solid var(--line);
  border-radius:12px;cursor:pointer;margin-bottom:10px;background:#fff;transition:border-color .1s,background .1s;
}
.qopt:hover{border-color:var(--green)}
.qopt.sel{border-color:var(--green);background:rgba(57,170,93,.07)}
.qopt input{margin-top:3px}
.qnum{font-size:13px;color:var(--muted);font-weight:700;margin-bottom:8px}