:root{--bg:#0f0d16;--bg2:#171321;--card:#1d1829;--card2:#241d32;--text:#f3eff7;--muted:#b8aec5;--line:#3a304c;--gold:#e6c36a;--gold2:#f1dda0;--purple:#a98bd4;--soft:#eee7f7;--max:1180px;--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:linear-gradient(180deg,#0e0c14 0,#14101d 55%,#0e0c14 100%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65}.shell{width:min(var(--max),calc(100% - 36px));margin-inline:auto}a{color:inherit;text-decoration:none}.site-header{position:sticky;top:0;z-index:50;background:rgba(15,13,22,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.06)}.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:baseline;gap:3px;font-size:1.38rem;font-weight:760;letter-spacing:.02em}.brand small{font-size:.7rem;color:var(--gold)}.brand-mark{color:var(--gold);margin-right:6px}.main-nav{display:flex;align-items:center;gap:22px;font-size:.95rem}.main-nav>a{color:#d8d0e1}.main-nav>a:hover{color:#fff}.main-nav .nav-cta,.button{background:linear-gradient(135deg,var(--gold),#cda94f);color:#1b1522;padding:11px 16px;border-radius:999px;font-weight:750;display:inline-flex;align-items:center;justify-content:center;border:0;cursor:pointer}.button.secondary{background:transparent;color:var(--gold2);border:1px solid #5b4d70}.nav-toggle{display:none;background:none;border:1px solid var(--line);color:#fff;border-radius:10px;padding:8px 12px}.hero{position:relative;overflow:hidden;padding:90px 0 70px}.hero:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(169,139,212,.18),transparent 68%);right:-120px;top:-180px}.eyebrow{color:var(--gold2);font-size:.78rem;text-transform:uppercase;letter-spacing:.18em;font-weight:800}.hero h1{font-family:Georgia,"Times New Roman",serif;font-size:clamp(3rem,7vw,6.3rem);line-height:.95;max-width:900px;margin:12px 0 24px;font-weight:500}.hero h1 em{font-style:normal;color:var(--gold2)}.hero p{font-size:1.14rem;color:var(--muted);max-width:720px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:22px auto 74px}.stat{padding:22px;background:var(--bg2)}.stat strong{display:block;color:var(--gold2);font-size:1.35rem}.stat span{color:var(--muted);font-size:.88rem}.section{padding:64px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:28px}.section h2,.content h1,.tool h1{font-family:Georgia,"Times New Roman",serif;font-weight:500;font-size:clamp(2rem,4vw,3.5rem);line-height:1.05;margin:0}.section-head p{max-width:570px;color:var(--muted);margin:0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:linear-gradient(160deg,var(--card2),var(--card));border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.2s transform,.2s border-color;position:relative;overflow:hidden}.card:hover{transform:translateY(-3px);border-color:#67567f}.card .icon{width:42px;height:42px;border:1px solid #66557f;border-radius:50%;display:grid;place-items:center;color:var(--gold);margin-bottom:28px}.card h3{margin:0 0 8px;font-size:1.15rem}.card p{color:var(--muted);font-size:.94rem}.card .more{color:var(--gold2);font-weight:700;font-size:.9rem}.feature{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:stretch}.feature-panel{border:1px solid var(--line);border-radius:28px;padding:38px;background:linear-gradient(145deg,#211a30,#17121f)}.feature-panel.big{min-height:380px;display:flex;flex-direction:column;justify-content:end;background:radial-gradient(circle at 80% 10%,rgba(230,195,106,.14),transparent 36%),linear-gradient(145deg,#211a30,#17121f)}.feature-panel h3{font-family:Georgia,"Times New Roman",serif;font-size:2.1rem;margin:8px 0}.feature-panel p{color:var(--muted)}.mini-list{display:grid;gap:14px}.mini-row{display:flex;gap:15px;padding:17px;border:1px solid var(--line);border-radius:16px;background:#17131f}.mini-row span:first-child{color:var(--gold);font-weight:800}.content-wrap{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:54px;padding:70px 0}.content header{margin-bottom:36px}.content .lead{font-size:1.15rem;color:var(--muted)}.content h2{font-family:Georgia,"Times New Roman",serif;font-size:2rem;margin-top:38px}.content h3{margin-top:30px}.content p,.content li{color:#d8d0df}.content a{color:var(--gold2);text-decoration:underline}.sidebar{position:sticky;top:105px;height:max-content}.sidebox{border:1px solid var(--line);border-radius:18px;padding:20px;background:var(--card);margin-bottom:16px}.sidebox h3{margin-top:0}.taglist{display:flex;gap:8px;flex-wrap:wrap}.tag{padding:6px 10px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:.82rem}.stone-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stone-card{padding:20px;border:1px solid var(--line);border-radius:18px;background:var(--card)}.stone-card b{display:block;margin-bottom:4px}.stone-card span{color:var(--muted);font-size:.85rem}.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:26px 0}.fact{padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--card)}.fact span{display:block;color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.product{border:1px solid var(--line);border-radius:16px;padding:16px;background:var(--card)}.product img{width:100%;aspect-ratio:4/3;object-fit:contain;background:white;border-radius:10px}.price{color:var(--gold2);font-weight:800}.notice{padding:15px 17px;border-left:3px solid var(--gold);background:#211b2c;color:#cec4d6;border-radius:8px;margin:26px 0}.tool{padding:70px 0;max-width:850px}.tool .tool-box{margin-top:28px;padding:28px;border:1px solid var(--line);border-radius:22px;background:var(--card)}label{display:block;font-weight:700;margin:15px 0 6px}input,select,textarea{width:100%;background:#120f19;border:1px solid #4b405e;color:#fff;border-radius:10px;padding:12px;font:inherit}textarea{min-height:180px}.result{margin-top:24px;padding:24px;border:1px solid #6a587f;border-radius:18px;background:#21192d}.result h2{font-size:2rem}.site-footer{border-top:1px solid var(--line);margin-top:70px;padding:52px 0 22px;background:#0b0910}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:30px}.footer-grid h3{font-size:.9rem;color:var(--gold2)}.footer-grid a:not(.brand){display:block;color:var(--muted);margin:8px 0}.footer-grid p{color:var(--muted);max-width:320px}.footer-bottom{border-top:1px solid #292231;margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;color:#8f849a;font-size:.8rem}@media(max-width:900px){.main-nav{display:none;position:absolute;left:18px;right:18px;top:68px;padding:18px;background:#171320;border:1px solid var(--line);border-radius:16px;flex-direction:column;align-items:stretch}.main-nav.open{display:flex}.nav-toggle{display:block}.grid{grid-template-columns:repeat(2,1fr)}.feature,.content-wrap{grid-template-columns:1fr}.sidebar{position:static}.stone-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.stat-strip{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.hero{padding:65px 0 45px}.grid,.stone-grid,.product-grid,.facts,.footer-grid{grid-template-columns:1fr}.stat-strip{grid-template-columns:1fr}.section{padding:46px 0}.section-head{display:block}.section-head p{margin-top:12px}.feature-panel{padding:26px}.content-wrap{padding:48px 0}.footer-bottom{display:block}.footer-bottom span{display:block;margin-top:8px}}