*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#f5f7f2;--surface:#fff;--surface-2:#eef4ec;--ink:#172016;--muted:#657160;--faint:#98a292;
  --green:#1f7a48;--green-dark:#123f2a;--green-soft:#dff0e6;--gold:#c59b49;--blue:#4f8fb8;
  --line:#dbe4d7;--danger:#b94444;--warn:#b57724;--radius:16px;--shadow:0 16px 42px rgba(21,40,24,.08);
}
html{scroll-behavior:smooth}
body{min-height:100vh;background:var(--bg);color:var(--ink);font-family:'Poppins',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;line-height:1.55}
a{color:inherit}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#102317 0%,#1e5b38 58%,#2b8751 100%);padding:3.3rem 1.25rem 4.4rem;text-align:center;color:#fff}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;pointer-events:none}
.hero::before{width:280px;height:280px;right:-90px;top:-90px;background:rgba(255,255,255,.06)}
.hero::after{width:190px;height:190px;left:-70px;bottom:-70px;background:rgba(197,155,73,.16)}
.brand{position:absolute;top:1.1rem;left:1.25rem;text-decoration:none;font-size:.78rem;font-weight:700;letter-spacing:.05em;color:rgba(255,255,255,.62)}
.badge{position:relative;z-index:1;display:inline-flex;align-items:center;gap:.45rem;border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);border-radius:999px;padding:.42rem .95rem;margin-bottom:1.25rem;font-size:.68rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:#dff7e8}
.badge::before{content:'';width:7px;height:7px;border-radius:50%;background:#82e28e;box-shadow:0 0 0 5px rgba(130,226,142,.12)}
.hero h1{position:relative;z-index:1;font-size:clamp(2rem,5vw,3.15rem);line-height:1.08;font-weight:800;max-width:780px;margin:0 auto .85rem}
.hero h1 em{font-style:italic;color:#a7efad}
.hero p{position:relative;z-index:1;max-width:620px;margin:0 auto;color:rgba(255,255,255,.75);font-size:.98rem}
.shell{max-width:1080px;margin:-2rem auto 0;padding:0 1.25rem 4rem;position:relative;z-index:2}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:1.25rem;align-items:start}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.6rem;margin-bottom:1.25rem}
.card-title{display:flex;align-items:center;gap:.55rem;margin-bottom:1.15rem;color:var(--green);font-size:.7rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase}
.card-title::before{content:'';width:18px;height:2px;background:var(--green)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.field{display:flex;flex-direction:column;gap:.42rem}
.field.full{grid-column:1/-1}
label{font-size:.76rem;font-weight:700;color:var(--muted)}
.unit{position:relative}
input,select{width:100%;min-height:48px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);padding:.78rem 1rem;font:inherit;font-size:.93rem;outline:none;transition:border-color .18s,box-shadow .18s}
input:focus,select:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(31,122,72,.12)}
.unit input{padding-right:3.25rem}
.unit span{position:absolute;right:1rem;top:50%;transform:translateY(-50%);font-size:.75rem;font-weight:800;color:var(--faint);pointer-events:none}
.seg{display:grid;grid-template-columns:repeat(2,1fr);gap:.65rem}
.seg.three{grid-template-columns:repeat(3,1fr)}
.choice{min-height:48px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--muted);font:inherit;font-size:.86rem;font-weight:700;cursor:pointer;transition:all .18s}
.choice:hover{border-color:var(--green)}
.choice.active{border-color:var(--green);background:var(--green-soft);color:var(--green-dark)}
.btn{width:100%;border:none;border-radius:13px;background:linear-gradient(135deg,var(--green-dark),var(--green));color:#fff;font:inherit;font-size:.9rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:1rem 1.25rem;cursor:pointer;box-shadow:0 12px 26px rgba(31,122,72,.24);transition:transform .18s,box-shadow .18s}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(31,122,72,.28)}
.error{display:none;margin-bottom:1rem;border:1px solid #f1c7c7;background:#fff1f1;color:var(--danger);border-radius:12px;padding:.85rem 1rem;font-size:.84rem;font-weight:700}
.result{display:none;animation:up .32s ease both}
@keyframes up{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.result-hero{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--green-dark),var(--green));border-radius:var(--radius);box-shadow:var(--shadow);padding:2rem 1.5rem;text-align:center;color:#fff;margin-bottom:1.25rem}
.result-hero::after{content:'';position:absolute;width:180px;height:180px;right:-65px;top:-70px;border-radius:50%;background:rgba(255,255,255,.08)}
.result-label{font-size:.72rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.64);margin-bottom:.65rem}
.result-value{font-size:clamp(3.2rem,8vw,5.2rem);font-weight:800;line-height:1;color:#a7efad}
.result-unit{font-size:.95rem;color:rgba(255,255,255,.82);font-weight:700;margin-top:.35rem}
.pill{display:inline-flex;margin-top:.8rem;border-radius:999px;padding:.34rem .9rem;background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.2);font-size:.74rem;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:#fff}
.stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-bottom:1.25rem}
.stat{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:1.25rem;text-align:center;box-shadow:0 8px 24px rgba(21,40,24,.05)}
.stat strong{display:block;font-size:1.55rem;line-height:1.08;color:var(--green-dark)}
.stat span{display:block;margin-top:.35rem;font-size:.7rem;font-weight:800;color:var(--faint);letter-spacing:.08em;text-transform:uppercase}
.meter{height:10px;border-radius:999px;background:#e4ebe0;overflow:hidden;margin-top:.9rem}
.meter i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold),var(--green));border-radius:inherit;transition:width .8s ease}
.tips{background:var(--green-soft);border:1px solid #c5e4d0;border-radius:14px;padding:1.25rem;color:var(--green-dark)}
.tips h3{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.85rem}
.tips ul{padding-left:1.05rem}
.tips li{margin:.45rem 0;font-size:.9rem}
.side{position:sticky;top:1rem}
.side .card{box-shadow:0 10px 30px rgba(21,40,24,.06)}
.side h2{font-size:1.2rem;line-height:1.2;margin-bottom:.6rem;color:var(--green-dark)}
.side p{font-size:.88rem;color:var(--muted);margin-bottom:1rem}
.wa{display:inline-flex;align-items:center;justify-content:center;width:100%;border-radius:12px;background:#25d366;color:#fff;text-decoration:none;padding:.95rem 1rem;font-weight:800}
.mini-links{display:grid;gap:.55rem;margin-top:1rem}
.mini-links a{display:flex;justify-content:space-between;gap:.75rem;border:1px solid var(--line);border-radius:11px;background:#fff;text-decoration:none;padding:.75rem .85rem;color:var(--muted);font-size:.84rem;font-weight:700}
.mini-links a:hover{border-color:var(--green);color:var(--green-dark)}
.note{margin-top:1rem;font-size:.76rem;color:var(--faint)}
.footer{text-align:center;padding:0 1.25rem 2.5rem;color:var(--faint);font-size:.78rem}
.footer a{color:var(--green);text-decoration:none;font-weight:700}
@media(max-width:840px){
  .layout{grid-template-columns:1fr}
  .side{position:static}
}
@media(max-width:560px){
  .hero{padding-top:4.2rem}
  .brand{left:50%;transform:translateX(-50%)}
  .shell{padding-left:1rem;padding-right:1rem}
  .card{padding:1.25rem}
  .grid,.grid.three,.stat-grid{grid-template-columns:1fr}
  .seg.three{grid-template-columns:1fr}
}