:root{
  --ink:#0E1117;--ink-soft:#1C2333;--card:#1E2535;--card-lite:#252D40;
  --gold:#F5C842;--gold-glow:rgba(245,200,66,.15);
  --teal:#2EC4B6;--red:#FF6B6B;--green:#4ECB71;--amber:#F4A261;--blue:#4DABF7;--purple:#B197FC;
  --text:#E8EAF0;--text-soft:#8B92A8;--border:rgba(255,255,255,.08);
  --r-sm:6px;--r-md:14px;--r-lg:24px;--shadow:0 8px 40px rgba(0,0,0,.45);
  --f-head:'Playfair Display',serif;--f-body:'Mulish',sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--f-body);background:var(--ink);color:var(--text);min-height:100vh;overflow-x:hidden;}
body::before{content:'';position:fixed;inset:0;background-image:linear-gradient(rgba(245,200,66,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(245,200,66,.025) 1px,transparent 1px);background-size:48px 48px;pointer-events:none;z-index:0;}
.ad-unit{position:relative;z-index:1;text-align:center;background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);overflow:hidden;}
.ad-unit-label{font-size:10px;color:var(--text-soft);text-transform:uppercase;letter-spacing:.1em;padding:6px 0 4px;display:block;}
.ad-leaderboard{width:100%;min-height:100px;padding:8px;}
.ad-rectangle{width:100%;min-height:300px;padding:8px;}
.ad-sidebar{width:100%;min-height:260px;padding:8px;}
.site-header{position:relative;z-index:1;background:linear-gradient(135deg,#0E1117 0%,#1a2236 100%);border-bottom:1px solid var(--border);padding:0 24px;overflow:hidden;}
.site-header::after{content:'\00a3';position:absolute;right:-20px;top:-50px;font-family:var(--f-head);font-size:300px;font-weight:900;color:rgba(245,200,66,.04);line-height:1;pointer-events:none;}
.header-inner{max-width:1140px;margin:0 auto;padding:52px 0 68px;display:grid;grid-template-columns:1fr auto;gap:32px;align-items:center;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-soft);margin-bottom:18px;}
.breadcrumb a{color:var(--gold);text-decoration:none;}
.breadcrumb a:hover{text-decoration:underline;}
.breadcrumb span{opacity:.4;}
h1{font-family:var(--f-head);font-size:clamp(2rem,4vw,3.4rem);font-weight:900;color:#fff;line-height:1.08;margin-bottom:14px;}
h1 .accent{color:var(--gold);}
.header-desc{font-size:1rem;color:var(--text-soft);font-weight:300;line-height:1.7;max-width:560px;}
.header-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.pill{display:inline-flex;align-items:center;gap:5px;background:rgba(245,200,66,.1);border:1px solid rgba(245,200,66,.2);color:var(--gold);font-size:12px;font-weight:600;padding:5px 12px;border-radius:100px;}
.header-quick{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px 28px;min-width:220px;text-align:center;}
.hq-label{font-size:12px;color:var(--text-soft);text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px;}
.hq-val{font-family:var(--f-head);font-size:2.2rem;font-weight:700;color:var(--gold);line-height:1;}
.hq-sub{font-size:12px;color:var(--text-soft);margin-top:6px;}
.page-wrap{position:relative;z-index:1;max-width:1140px;margin:0 auto;padding:44px 24px 0;display:grid;grid-template-columns:1fr 340px;gap:28px;align-items:start;}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);padding:32px;box-shadow:var(--shadow);}
.card+.card{margin-top:24px;}
.card-head{display:flex;align-items:center;gap:10px;font-family:var(--f-head);font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border);}
.card-icon{width:34px;height:34px;background:var(--gold-glow);border:1px solid rgba(245,200,66,.25);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field.span-2{grid-column:1/-1;}
.field label{font-size:12px;font-weight:700;color:var(--text-soft);text-transform:uppercase;letter-spacing:.07em;}
.field .hint{font-size:11px;color:var(--text-soft);}
.input-wrap{position:relative;}
.input-prefix{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:14px;font-weight:700;color:var(--gold);pointer-events:none;}
.field input,.field select{background:var(--ink-soft);border:1.5px solid var(--border);border-radius:var(--r-sm);padding:11px 12px 11px 34px;color:var(--text);font-family:var(--f-body);font-size:15px;outline:none;width:100%;transition:border-color .2s,box-shadow .2s;appearance:none;}
.field input.no-prefix,.field select.no-prefix{padding-left:12px;}
.field input:focus,.field select:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,200,66,.12);}
.field select.no-prefix{background-image:url("data:image/svg+xml;utf8,<svg fill='%238B92A8' xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M7 10l5 5 5-5z'/></svg>");background-repeat:no-repeat;background-position:right 10px center;background-size:18px;padding-right:36px;}
.section-sep{grid-column:1/-1;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--gold);border-bottom:1px solid var(--border);padding-bottom:8px;margin-top:6px;}
.btn-calc{width:100%;margin-top:22px;padding:16px;background:var(--gold);color:var(--ink);border:none;border-radius:var(--r-md);font-family:var(--f-head);font-size:1.05rem;font-weight:700;cursor:pointer;letter-spacing:.02em;transition:all .2s;box-shadow:0 4px 24px rgba(245,200,66,.3);display:flex;align-items:center;justify-content:center;gap:10px;}
.btn-calc:hover{background:#fff;transform:translateY(-2px);box-shadow:0 8px 32px rgba(245,200,66,.4);}
#result-panel{display:none;}
#result-panel.show{display:block;animation:fadeUp .4s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}
.result-hero{background:linear-gradient(135deg,var(--card-lite),var(--card));border:1px solid rgba(78,203,113,.25);border-radius:var(--r-md);padding:28px 24px;text-align:center;margin-bottom:20px;position:relative;overflow:hidden;}
.result-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(78,203,113,.12),transparent 70%);}
.rh-label{font-size:12px;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px;}
.rh-number{font-family:var(--f-head);font-size:clamp(2.4rem,6vw,3.8rem);font-weight:900;color:var(--green);line-height:1;margin-bottom:6px;}
.rh-sub{font-size:.9rem;color:var(--text-soft);}
.period-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:20px;}
.period-card{background:var(--ink-soft);border:1px solid var(--border);border-radius:var(--r-sm);padding:12px;text-align:center;}
.period-label{font-size:10px;font-weight:700;color:var(--text-soft);text-transform:uppercase;letter-spacing:.07em;margin-bottom:4px;}
.period-val{font-family:var(--f-head);font-size:1.05rem;font-weight:700;color:var(--green);}
.period-sub{font-size:10px;color:var(--text-soft);margin-top:2px;}
.donut-row{display:grid;grid-template-columns:200px 1fr;gap:24px;align-items:center;margin-bottom:24px;}
.donut-svg{width:200px;height:200px;}
.donut-bg{fill:none;stroke:var(--ink-soft);}
.donut-seg{fill:none;transition:stroke-dasharray .8s ease;}
.donut-center{text-anchor:middle;}
.donut-pct-val{font-family:var(--f-head);font-size:30px;font-weight:800;fill:var(--green);}
.donut-pct-sub{font-size:11px;fill:var(--text-soft);font-family:var(--f-body);}
.breakdown{display:flex;flex-direction:column;gap:8px;}
.bd-row{display:flex;align-items:center;gap:10px;padding:6px 0;}
.bd-dot{width:12px;height:12px;border-radius:3px;flex-shrink:0;}
.bd-name{flex:1;font-size:13px;color:var(--text);font-weight:600;}
.bd-amount{font-family:var(--f-head);font-size:13px;font-weight:700;color:#fff;}
.bd-pct{font-size:11px;color:var(--text-soft);width:42px;text-align:right;}
.tax-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px;}
.tax-table th{background:var(--ink-soft);color:var(--text-soft);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:9px 12px;text-align:left;}
.tax-table th:last-child{text-align:right;}
.tax-table td{padding:9px 12px;border-bottom:1px solid var(--border);color:var(--text);}
.tax-table td:last-child{text-align:right;font-weight:700;}
.tax-table .total-row td{background:rgba(245,200,66,.05);font-weight:800;color:var(--gold);}
.tax-table .net-row td{background:rgba(78,203,113,.06);font-weight:800;color:var(--green);font-size:14px;}
.tax-table tbody tr:hover td{background:rgba(255,255,255,.02);}
.insight-block{background:rgba(77,171,247,.06);border:1px solid rgba(77,171,247,.2);border-radius:var(--r-sm);padding:14px 16px;margin-top:14px;font-size:13px;color:var(--text-soft);line-height:1.65;}
.insight-block strong{color:var(--blue);}
.sidebar{display:flex;flex-direction:column;gap:20px;}
.bracket-table{width:100%;border-collapse:collapse;font-size:11.5px;table-layout:fixed;}
.bracket-table th{background:var(--ink-soft);color:var(--text-soft);font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;padding:7px 6px;text-align:left;}
.bracket-table th:last-child{text-align:right;}
.bracket-table td{padding:7px 6px;border-bottom:1px solid var(--border);color:var(--text);font-size:11px;}
.bracket-table td:first-child{font-weight:600;color:var(--gold);}
.bracket-table td:last-child{text-align:right;color:var(--text-soft);}
.bracket-table tr:last-child td{border-bottom:none;}
.plan-list{display:flex;flex-direction:column;gap:6px;}
.plan-row{padding:10px 12px;background:var(--ink-soft);border:1px solid var(--border);border-radius:var(--r-sm);font-size:12px;}
.plan-name{font-weight:700;color:var(--gold);font-size:13px;margin-bottom:3px;}
.plan-detail{color:var(--text-soft);font-size:11px;line-height:1.5;}
.content-wrap{max-width:1140px;margin:0 auto;padding:48px 24px 80px;position:relative;z-index:1;}
.content-wrap h2{font-family:var(--f-head);font-size:clamp(1.5rem,3vw,2rem);font-weight:800;color:#fff;margin-bottom:14px;margin-top:52px;}
.content-wrap h2:first-of-type{margin-top:0;}
.content-wrap h3{font-family:var(--f-head);font-size:1.1rem;font-weight:700;color:var(--gold);margin:28px 0 10px;}
.content-wrap p{color:var(--text-soft);line-height:1.85;font-size:.975rem;margin-bottom:14px;}
.content-wrap p strong{color:var(--text);}
.content-wrap a{color:var(--gold);}
.content-wrap ul{padding-left:22px;margin-bottom:14px;}
.content-wrap li{color:var(--text-soft);line-height:1.8;font-size:.975rem;margin-bottom:6px;}
.content-wrap li strong{color:var(--text);}
.formula-box{background:var(--card);border:1px solid rgba(245,200,66,.2);border-left:4px solid var(--gold);border-radius:0 var(--r-sm) var(--r-sm) 0;padding:18px 20px;margin:20px 0;font-family:monospace;font-size:.9rem;color:var(--gold);line-height:2;}
.big-table-wrap{overflow-x:auto;margin:20px 0;}
.big-table{width:100%;border-collapse:collapse;font-size:13px;}
.big-table thead th{background:var(--card);color:var(--text-soft);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;padding:11px 12px;text-align:right;border-bottom:2px solid var(--border);}
.big-table thead th:first-child{text-align:left;}
.big-table tbody td{padding:10px 12px;border-bottom:1px solid var(--border);color:var(--text);text-align:right;}
.big-table tbody td:first-child{text-align:left;font-weight:600;color:#fff;}
.big-table tbody tr:hover td{background:rgba(255,255,255,.02);}
.big-table tbody td.green{color:var(--green);font-weight:700;}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0;}
.info-card{background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);padding:24px;transition:border-color .2s,transform .2s;}
.info-card:hover{border-color:rgba(245,200,66,.3);transform:translateY(-3px);}
.info-card h3{font-family:var(--f-head);font-size:1rem;font-weight:700;color:#fff;margin:0 0 10px;}
.info-card p{font-size:.875rem;color:var(--text-soft);line-height:1.65;margin:0;}
.faq-list{display:flex;flex-direction:column;gap:3px;}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--r-sm);overflow:hidden;}
.faq-q{padding:16px 20px;font-weight:600;font-size:.92rem;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:#fff;user-select:none;transition:background .2s;}
.faq-q:hover{background:var(--card-lite);}
.faq-q .arr{color:var(--gold);transition:transform .3s;font-size:1rem;flex-shrink:0;margin-left:12px;}
.faq-item.open .faq-q .arr{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;font-size:.9rem;color:var(--text-soft);line-height:1.75;}
.faq-item.open .faq-a{max-height:500px;padding:0 20px 18px;}
footer{background:var(--ink-soft);border-top:1px solid var(--border);color:var(--text-soft);text-align:center;padding:36px 24px;font-size:13px;line-height:1.8;position:relative;z-index:1;}
footer a{color:var(--gold);text-decoration:none;}
footer a:hover{text-decoration:underline;}
.footer-links{display:flex;flex-wrap:wrap;justify-content:center;gap:16px;margin:10px 0;}
.footer-copy{margin-top:14px;font-size:12px;opacity:.6;}
@media(max-width:960px){
  .page-wrap{grid-template-columns:1fr;}
  .header-inner{grid-template-columns:1fr;}
  .header-quick{display:none;}
  .info-grid{grid-template-columns:1fr 1fr;}
  .period-grid{grid-template-columns:1fr 1fr;}
  .donut-row{grid-template-columns:1fr;text-align:center;}
  .donut-svg{margin:0 auto;}
}
@media(max-width:640px){
  .card{padding:20px 16px;}
  .field-grid{grid-template-columns:1fr;}
  .info-grid{grid-template-columns:1fr;}
  .period-grid{grid-template-columns:1fr;}
}