:root{
  --bg:#fbf8f3; --ink:#1d2433; --muted:#667085; --primary:#ff6b4a; --primary-d:#e5502f;
  --accent:#2f6f6a; --card:#ffffff; --line:#eadfd2; --soft:#fff1ea; --radius:18px;
  --shadow:0 10px 30px rgba(29,36,51,.08);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--ink);line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1120px,92%);margin-inline:auto}
h1,h2,h3{font-family:'Georgia','Times New Roman',serif;line-height:1.15;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem)}
h2{font-size:clamp(1.7rem,3.5vw,2.4rem);margin-bottom:.6rem}
h3{font-size:1.25rem}
.muted{color:var(--muted)}
.center{text-align:center}

/* Buttons */
.btn{display:inline-block;border:0;cursor:pointer;font:inherit;font-weight:700;padding:16px 30px;border-radius:999px;background:var(--primary);color:#fff;transition:.2s;box-shadow:0 8px 20px rgba(255,107,74,.3)}
.btn:hover{background:var(--primary-d);transform:translateY(-2px)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}
.btn.ghost{background:transparent;color:var(--ink);border:2px solid var(--line);box-shadow:none}
.btn.block{display:block;width:100%;text-align:center}

/* Header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(251,248,243,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{font-family:Georgia,serif;font-weight:700;font-size:1.5rem;color:var(--accent)}
.logo span{color:var(--primary)}
.logo .ai{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:.5em;font-weight:800;letter-spacing:.06em;color:#fff;background:var(--accent);padding:2px 6px;border-radius:6px;margin-left:4px;vertical-align:super;line-height:1}
.nav ul{display:flex;gap:28px;list-style:none;font-weight:500}
.nav ul a:hover{color:var(--primary)}
.nav .btn{padding:10px 22px;box-shadow:none}
@media(max-width:760px){.nav ul{display:none}}

/* Hero */
.hero{padding:70px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.badge{display:inline-block;background:var(--soft);color:var(--primary-d);font-weight:600;font-size:.85rem;padding:6px 14px;border-radius:999px;margin-bottom:18px}
.hero p.lead{font-size:1.15rem;color:var(--muted);margin:20px 0 28px;max-width:520px}
.hero-points{list-style:none;margin-top:22px;display:grid;gap:8px;color:var(--muted)}
.hero-points li::before{content:"✓";color:var(--accent);font-weight:800;margin-right:10px}
.phone{background:linear-gradient(160deg,var(--accent),#1e4e4a);border-radius:36px;padding:28px;color:#fff;box-shadow:var(--shadow);max-width:380px;margin-inline:auto}
.ring{width:210px;height:210px;border-radius:50%;margin:10px auto 18px;display:grid;place-items:center;background:conic-gradient(var(--primary) 0 68%,rgba(255,255,255,.18) 68% 100%)}
.ring div{width:170px;height:170px;border-radius:50%;background:#1e4e4a;display:grid;place-items:center;text-align:center}
.ring b{font-size:2rem;display:block}
.stat-row{display:flex;justify-content:space-between;background:rgba(255,255,255,.12);padding:12px 16px;border-radius:14px;margin-top:10px;font-size:.92rem}
@media(max-width:860px){.hero-grid{grid-template-columns:1fr}.hero{padding-top:40px}}

/* Sections */
section{padding:70px 0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:34px}
@media(max-width:860px){.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.card .icon{font-size:2rem;margin-bottom:12px}
.alt{background:#fff}
.step-num{width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:700;margin-bottom:14px}
.stars{color:#f5b301;letter-spacing:2px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:600}
.faq p{margin-top:10px;color:var(--muted)}
.cta-band{background:var(--accent);color:#fff;border-radius:28px;padding:56px 30px}
.cta-band p{opacity:.85;margin:8px 0 24px}

/* Footer */
footer{padding:40px 0;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem}
.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
.foot nav{display:flex;gap:20px}
.disclaimer{margin-top:18px;font-size:.8rem;max-width:900px}

/* Quiz */
.quiz-wrap{min-height:100vh;display:flex;flex-direction:column}
.quiz-top{display:flex;align-items:center;gap:16px;padding:18px 4%;border-bottom:1px solid var(--line);background:#fff}
.back{background:none;border:0;font-size:1.4rem;cursor:pointer;visibility:hidden}
.progress{flex:1;height:8px;background:var(--line);border-radius:99px;overflow:hidden}
.progress i{display:block;height:100%;width:0;background:var(--primary);transition:width .35s}
.quiz-main{flex:1;display:grid;place-items:start center;padding:46px 18px 60px}
.quiz-card{width:min(620px,100%)}
.quiz-card h2{margin-bottom:8px;text-align:center}
.quiz-card .sub{text-align:center;color:var(--muted);margin-bottom:28px}
.options{display:grid;gap:12px}
.opt{display:flex;align-items:center;gap:14px;width:100%;text-align:left;font:inherit;background:#fff;border:2px solid var(--line);border-radius:16px;padding:18px 20px;cursor:pointer;transition:.15s}
.opt:hover{border-color:var(--primary)}
.opt.sel{border-color:var(--primary);background:var(--soft)}
.opt .em{font-size:1.5rem}
.opt small{display:block;color:var(--muted)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px}
.input,select.input{width:100%;font:inherit;padding:16px 18px;border:2px solid var(--line);border-radius:14px;background:#fff}
.input:focus{outline:none;border-color:var(--primary)}
.unit-toggle{display:flex;justify-content:center;gap:0;margin-bottom:20px}
.unit-toggle button{font:inherit;padding:10px 26px;border:2px solid var(--line);background:#fff;cursor:pointer;font-weight:600}
.unit-toggle button:first-child{border-radius:99px 0 0 99px}
.unit-toggle button:last-child{border-radius:0 99px 99px 0}
.unit-toggle .on{background:var(--accent);color:#fff;border-color:var(--accent)}
.err{color:#c0392b;font-size:.9rem;margin-top:8px;min-height:1.2em;text-align:center}
.next-row{margin-top:26px}
.interstitial{text-align:center}
.interstitial .big{font-size:4rem;margin-bottom:10px}
.loader{width:70px;height:70px;border:7px solid var(--line);border-top-color:var(--primary);border-radius:50%;margin:30px auto;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.result-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:18px;box-shadow:var(--shadow)}
.bmi-bar{height:12px;border-radius:99px;background:linear-gradient(90deg,#4aa3ff 0 18%,#35b36b 18% 50%,#f5b301 50% 75%,#ff6b4a 75%);position:relative;margin:18px 0 8px}
.bmi-bar b{position:absolute;top:-6px;width:4px;height:24px;background:var(--ink);border-radius:3px}
.plan-pill{display:inline-block;background:var(--accent);color:#fff;padding:6px 16px;border-radius:99px;font-weight:700}
.checks{list-style:none;display:grid;gap:8px;margin-top:12px}
.checks li::before{content:"✓";color:var(--accent);font-weight:800;margin-right:10px}
.consent{display:flex;gap:10px;font-size:.85rem;color:var(--muted);margin:14px 0}

/* Plans */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:34px 0}
@media(max-width:860px){.plans{grid-template-columns:1fr}}
.plan{position:relative;background:#fff;border:2px solid var(--line);border-radius:22px;padding:28px;cursor:pointer;transition:.2s}
.plan.sel{border-color:var(--primary);box-shadow:var(--shadow)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--primary);color:#fff;font-size:.78rem;font-weight:700;padding:4px 14px;border-radius:99px;white-space:nowrap}
.plan .price{font-size:2.2rem;font-weight:800;margin:10px 0 2px}
.plan .price small{font-size:.9rem;font-weight:500;color:var(--muted)}
.plan .old{text-decoration:line-through;color:var(--muted);margin-right:6px}
.guarantee{background:var(--soft);border-radius:16px;padding:20px;text-align:center;margin-top:24px}
.timer{font-weight:700;color:var(--primary-d)}
.secure{display:flex;justify-content:center;gap:14px;color:var(--muted);font-size:.85rem;margin-top:14px;flex-wrap:wrap}