@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;1,600&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');
:root{
  --bg:#F8F6F1;--bg2:#EEEAe1;--surface:#FFFFFF;
  --navy:#12253A;--navy2:#1E3A56;--teal:#1B7A6B;--teal2:#14604F;
  --gold:#C8921A;--gold2:#A37515;
  --red:#C0392B;--red2:#962D22;
  --text:#1A1A1A;--text2:#4A4A4A;--text3:#8A8A8A;
  --border:#DDD9CE;--border2:#C8C3B5;
  --r:14px;--rsm:9px;--rx:20px;
  --shadow:0 2px 18px rgba(0,0,0,.07);
  --shadow-lg:0 10px 48px rgba(0,0,0,.14);
  --font-h:'Playfair Display',Georgia,serif;
  --font-b:'Plus Jakarta Sans',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font-b);background:var(--bg);color:var(--text);font-size:16px;line-height:1.7}

/* ── HEADER ── */
.site-header{background:var(--navy);position:sticky;top:0;z-index:300;box-shadow:0 2px 24px rgba(0,0,0,.25)}
.hdr{max-width:1200px;margin:0 auto;padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family:var(--font-h);font-size:20px;color:#fff;text-decoration:none;display:flex;align-items:center;gap:10px;letter-spacing:-.3px}
.logo-gem{width:36px;height:36px;background:linear-gradient(135deg,var(--gold),#E8AD30);border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;box-shadow:0 2px 8px rgba(200,146,26,.35)}
.site-nav{display:flex;gap:2px;align-items:center}
.site-nav a{color:rgba(255,255,255,.68);text-decoration:none;font-size:13.5px;font-weight:500;padding:7px 12px;border-radius:7px;transition:all .18s;letter-spacing:.01em}
.site-nav a:hover,.site-nav a.active{background:rgba(255,255,255,.12);color:#fff}
.nav-blog{background:rgba(200,146,26,.25)!important;color:var(--gold)!important;border:1px solid rgba(200,146,26,.3)!important}
.nav-blog:hover{background:rgba(200,146,26,.4)!important;color:#fff!important}
.ham{display:none;background:none;border:none;color:#fff;font-size:22px;cursor:pointer;padding:4px}

/* ── PAGE ── */
.page{max-width:1200px;margin:0 auto;padding:36px 1.5rem 88px}
.page-2col{display:grid;grid-template-columns:1fr 340px;gap:40px;align-items:start}

/* ── BREADCRUMB ── */
.bc{font-size:12.5px;color:var(--text3);margin-bottom:14px;display:flex;align-items:center;gap:6px}
.bc a{color:var(--navy);text-decoration:none}.bc a:hover{text-decoration:underline}
.bc-sep{opacity:.4}

/* ── TOOL CARD ── */
.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:32px;box-shadow:var(--shadow)}
.tool-card h1{font-family:var(--font-h);font-size:26px;margin-bottom:8px;line-height:1.25;color:var(--navy)}
.tc-intro{font-size:15px;color:var(--text2);margin-bottom:26px;line-height:1.65}

/* ── FORMS ── */
.fl{display:block;font-size:11.5px;font-weight:600;color:var(--text2);text-transform:uppercase;letter-spacing:.06em;margin-bottom:5px}
.fi{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--rsm);font-family:var(--font-b);font-size:15px;color:var(--text);background:var(--bg);outline:none;transition:border-color .2s;margin-bottom:14px;-webkit-appearance:none}
.fi:focus{border-color:var(--navy)}
select.fi{cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A8A8A' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.fgrp{margin-bottom:0}

/* ── BUTTONS ── */
.btn{width:100%;padding:13px 20px;border:none;border-radius:var(--rsm);font-family:var(--font-b);font-size:15px;font-weight:600;cursor:pointer;transition:all .18s;margin-top:4px;letter-spacing:.01em}
.btn:active{transform:scale(.98)}
.btn-navy{background:var(--navy);color:#fff}.btn-navy:hover{background:var(--navy2)}
.btn-teal{background:var(--teal);color:#fff}.btn-teal:hover{background:var(--teal2)}
.btn-gold{background:var(--gold);color:#fff}.btn-gold:hover{background:var(--gold2)}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:var(--red2)}
.btn2{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* ── RESULT ── */
.result{margin-top:20px;background:var(--bg);border:1.5px solid var(--border);border-radius:var(--rsm);overflow:hidden;display:none}
.result.show{display:block;animation:fadeUp .3s ease}
.rh{padding:18px 22px;text-align:center;color:#fff}
.rh .big{font-family:var(--font-h);font-size:40px;line-height:1}
.rh .sub{font-size:13px;opacity:.8;margin-top:5px}
.rrows{padding:2px 20px 14px}
.rr{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px}
.rr:last-child{border-bottom:none}
.rl{color:var(--text2)}.rv{font-weight:600;color:var(--text)}

/* ── AD ── */
.ad{background:var(--bg2);border:1px dashed var(--border2);border-radius:var(--rsm);padding:18px;text-align:center;color:var(--text3);font-size:11px;letter-spacing:.07em;text-transform:uppercase;margin:24px 0}

/* ── CONTENT SECTION ── */
.cs{margin-top:48px}
.cs h2{font-family:var(--font-h);font-size:24px;margin-bottom:13px;color:var(--navy);border-left:4px solid var(--gold);padding-left:14px}
.cs h3{font-size:17px;font-weight:700;color:var(--teal);margin:26px 0 10px}
.cs h4{font-size:15px;font-weight:600;color:var(--text);margin:18px 0 7px}
.cs p{margin-bottom:14px;color:var(--text2);line-height:1.78}
.cs ul,.cs ol{margin:0 0 16px 22px;color:var(--text2);line-height:1.78}
.cs li{margin-bottom:6px}
.cs strong{font-weight:600;color:var(--text)}
.info-box{background:#EBF4FA;border-left:4px solid var(--navy);padding:14px 18px;border-radius:0 9px 9px 0;margin:18px 0;font-size:14.5px;color:var(--text)}
.tip-box{background:#E9F7F0;border-left:4px solid var(--teal);padding:14px 18px;border-radius:0 9px 9px 0;margin:18px 0;font-size:14.5px;color:var(--text)}
.warn-box{background:#FEF3E2;border-left:4px solid var(--gold);padding:14px 18px;border-radius:0 9px 9px 0;margin:18px 0;font-size:14.5px;color:var(--text)}
.ex-box{background:#E9F7F0;border:1px solid #9FE1CB;border-radius:9px;padding:16px 20px;margin:14px 0;font-size:14px;line-height:1.7}
.ex-box strong{color:var(--teal)}

/* ── TABLE ── */
.dtable{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;border-radius:9px;overflow:hidden;box-shadow:0 1px 8px rgba(0,0,0,.05)}
.dtable th{background:var(--navy);color:#fff;padding:11px 16px;text-align:left;font-weight:500;font-size:13px}
.dtable td{padding:10px 16px;border-bottom:1px solid var(--border);color:var(--text2)}
.dtable tr:nth-child(even) td{background:var(--bg)}
.dtable tr:last-child td{border-bottom:none}
.dtable tr:hover td{background:#EBF4FA}

/* ── FAQ ── */
.faq-item{border-bottom:1px solid var(--border);padding:16px 0}
.faq-item:last-child{border-bottom:none}
.faq-q{font-weight:600;font-size:15px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;user-select:none;color:var(--text)}
.faq-q:hover{color:var(--navy)}
.faq-tog{font-size:20px;color:var(--text3);flex-shrink:0;transition:transform .22s;font-weight:300}
.faq-a{color:var(--text2);font-size:14.5px;margin-top:10px;line-height:1.75;display:none}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-tog{transform:rotate(45deg);color:var(--teal)}

/* ── SIDEBAR ── */
.scard{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);padding:22px;margin-bottom:22px}
.scard h3{font-family:var(--font-h);font-size:17px;margin-bottom:14px;color:var(--navy)}
.rel-link{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--border);text-decoration:none;color:var(--text);font-size:13.5px;transition:color .18s}
.rel-link:last-child{border-bottom:none}
.rel-link:hover{color:var(--teal)}
.rel-ico{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.scard-ad{background:var(--bg2);border:1px dashed var(--border2);border-radius:var(--rsm);display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:11px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:22px}
.fact-row{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--border);font-size:13px}
.fact-row:last-child{border-bottom:none}
.f-l{color:var(--text2)}.f-v{font-weight:600;color:var(--text)}

/* ── RANGE ── */
input[type=range].fi{padding:8px 0;height:auto;cursor:pointer;margin-bottom:6px}

/* ── DROP ZONE ── */
.dz{border:2px dashed var(--border);border-radius:var(--rsm);padding:28px 20px;text-align:center;background:var(--bg);cursor:pointer;transition:all .2s;margin-bottom:14px}
.dz:hover,.dz.over{border-color:var(--teal);background:#EBF5F2}
.dz-ico{font-size:32px;margin-bottom:8px}
.dz-txt{font-size:14px;color:var(--text2)}.dz-txt strong{color:var(--teal)}
.prog-wrap{height:8px;background:var(--bg2);border-radius:4px;overflow:hidden;margin:10px 0;display:none}
.prog-bar{height:100%;background:var(--teal);border-radius:4px;width:0%;transition:width .3s}

/* ── OUT ACTIONS ── */
.out-acts{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.out-btn{padding:10px;border:1.5px solid var(--border);border-radius:var(--rsm);background:var(--surface);color:var(--text);font-family:var(--font-b);font-size:13px;font-weight:500;cursor:pointer;transition:all .18s;text-align:center}
.out-btn:hover{background:var(--bg2);border-color:var(--teal);color:var(--teal)}

/* ── WC ── */
.wc-area{width:100%;min-height:140px;padding:13px 16px;border:1.5px solid var(--border);border-radius:var(--rsm);font-family:var(--font-b);font-size:14px;color:var(--text);background:var(--bg);resize:vertical;outline:none;transition:border-color .2s}
.wc-area:focus{border-color:var(--navy)}
.wc-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin-top:12px}
.wc-stat{background:var(--bg);border:1px solid var(--border);border-radius:var(--rsm);padding:12px;text-align:center}
.wc-n{font-size:24px;font-weight:700;color:var(--navy);font-family:var(--font-h)}
.wc-l{font-size:10px;color:var(--text3);text-transform:uppercase;letter-spacing:.05em;margin-top:2px}

/* ── UNIT TABS ── */
.utabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:14px}
.utab{padding:6px 14px;font-size:13px;font-weight:500;border:1.5px solid var(--border);border-radius:20px;cursor:pointer;transition:all .18s;background:var(--surface);color:var(--text2);font-family:var(--font-b)}
.utab:hover{border-color:var(--teal);color:var(--teal)}
.utab.active{background:var(--teal);border-color:var(--teal);color:#fff}

/* ── CURRENCY ── */
.cur-row{display:flex;align-items:flex-end;gap:8px}
.cur-row .fgrp{flex:1}
.sw-btn{width:40px;height:42px;flex-shrink:0;background:var(--bg2);border:1.5px solid var(--border);border-radius:var(--rsm);cursor:pointer;font-size:17px;display:flex;align-items:center;justify-content:center;transition:all .18s;margin-bottom:14px;font-family:var(--font-b)}
.sw-btn:hover{background:var(--teal);border-color:var(--teal);color:#fff}

/* ── IMG PREVIEW ── */
.img-prev{display:none;border-radius:var(--rsm);overflow:hidden;border:1.5px solid var(--border);margin-top:12px}
.img-prev.show{display:block}
.img-prev img{width:100%;max-height:160px;object-fit:cover;display:block}
.img-meta-bar{padding:9px 14px;background:var(--bg);font-size:12px;color:var(--text2);display:flex;gap:14px;flex-wrap:wrap}

/* ── FOOTER ── */
.site-footer{background:var(--navy);color:rgba(255,255,255,.68);padding:56px 1.5rem 32px}
.ft-inner{max-width:1200px;margin:0 auto}
.ft-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:44px;margin-bottom:40px}
.ft-brand .logo{margin-bottom:14px;display:inline-flex}
.ft-brand p{font-size:13px;line-height:1.75;max-width:260px;color:rgba(255,255,255,.55)}
.ft-col h4{font-size:12px;font-weight:700;color:#fff;margin-bottom:14px;text-transform:uppercase;letter-spacing:.08em}
.ft-col a{display:block;font-size:13px;color:rgba(255,255,255,.55);text-decoration:none;margin-bottom:8px;transition:color .18s}
.ft-col a:hover{color:#fff}
.ft-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;align-items:center;font-size:12px;flex-wrap:wrap;gap:10px;color:rgba(255,255,255,.4)}
.ft-links a{color:rgba(255,255,255,.4);text-decoration:none;margin-left:18px;transition:color .18s}
.ft-links a:hover{color:#fff}

/* ── BLOG CARDS ── */
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.blog-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:box-shadow .2s,transform .2s;text-decoration:none;color:var(--text);display:block}
.blog-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-3px)}
.blog-thumb{height:170px;background:var(--bg2);display:flex;align-items:center;justify-content:center;font-size:52px}
.blog-body{padding:20px}
.blog-cat{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--teal);margin-bottom:7px}
.blog-title{font-family:var(--font-h);font-size:18px;line-height:1.3;margin-bottom:8px;color:var(--navy)}
.blog-excerpt{font-size:13px;color:var(--text2);line-height:1.6;margin-bottom:12px}
.blog-meta{font-size:12px;color:var(--text3);display:flex;gap:12px}

/* ── ANIMATIONS ── */
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.fade-up{animation:fadeUp .38s ease both}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ── RESPONSIVE ── */
@media(max-width:1024px){.ft-top{grid-template-columns:1fr 1fr}}
@media(max-width:900px){.page-2col{grid-template-columns:1fr}.ham{display:block}.site-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--navy);flex-direction:column;padding:12px;gap:4px;box-shadow:0 8px 24px rgba(0,0,0,.2)}.site-nav.open{display:flex}}
@media(max-width:600px){.frow,.btn2,.wc-stats,.out-acts{grid-template-columns:1fr}.ft-top{grid-template-columns:1fr}.ft-bottom{flex-direction:column;text-align:center}.wc-stats{grid-template-columns:repeat(2,1fr)}}