*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0f0f12;--bg-subtle:#141418;--surface:#1a1a21;--surface-raised:#222230;
  --accent:#29cbb4;--accent-light:#3dd6c0;--accent-soft:rgba(41,203,180,.08);--accent-glow:rgba(41,203,180,.15);
  --success:#22C55E;--success-soft:rgba(34,197,94,.08);--success-glow:rgba(34,197,94,.12);
  --warning:#F59E0B;--warning-soft:rgba(245,158,11,.08);
  --error:#EF4444;--error-soft:rgba(239,68,68,.08);
  --text:#e4e4e9;--text-mid:#a8a8b3;--text-dim:#636370;
  --border:#27272f;--border-subtle:#1e1e26;
  --font-heading:'Space Grotesk',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-body:-apple-system,BlinkMacSystemFont,'Segoe UI','Noto Sans',Helvetica,Arial,sans-serif;
  --ease-default:cubic-bezier(0.16,1,0.3,1);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--accent-light);text-decoration:none;transition:color .15s}
a:hover{color:var(--text)}

.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:14px 0;background:rgba(15,15,18,.85);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid transparent;transition:border-color .3s}
.nav.scrolled{border-bottom-color:var(--border)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;max-width:1080px;margin:0 auto;padding:0 24px}
.logo{font-family:var(--font-heading);font-size:19px;font-weight:700;letter-spacing:-.3px;color:var(--text)}
.logo span{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:14px;color:var(--text-mid);position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--accent);transition:width .3s var(--ease-default)}
.nav-links a:hover::after{width:100%}
.nav-links a:hover{color:var(--text)}
.nav-cta{background:var(--accent);color:#fff !important;padding:7px 18px;border-radius:8px;font-size:13px;font-weight:600;transition:background .15s,box-shadow .25s,transform .15s}
.nav-cta:hover{background:var(--accent-light);color:#fff !important;box-shadow:0 4px 20px rgba(41,203,180,.3);transform:translateY(-1px)}
.nav-cta:active{transform:translateY(0) scale(.98);transition-duration:.05s}
.nav-cta::after{display:none}

.article-header{padding:140px 0 48px;position:relative;overflow:hidden}
.article-header::before{content:'';position:absolute;top:-60px;left:30%;width:500px;height:400px;background:radial-gradient(ellipse,rgba(34,197,94,.06) 0%,transparent 55%);pointer-events:none}
.article-header::after{content:'';position:absolute;top:40%;right:8%;width:400px;height:300px;background:radial-gradient(ellipse,rgba(41,203,180,.05) 0%,transparent 55%);pointer-events:none}
.header-inner{max-width:740px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
.header-inner > *{opacity:0;transform:translateY(20px);animation:staggerIn .6s var(--ease-default) forwards}
.header-inner > *:nth-child(1){animation-delay:.1s}
.header-inner > *:nth-child(2){animation-delay:.2s}
.header-inner > *:nth-child(3){animation-delay:.35s}
.header-inner > *:nth-child(4){animation-delay:.5s}
@keyframes staggerIn{to{opacity:1;transform:translateY(0)}}

.article-meta{display:flex;align-items:center;gap:16px;margin-bottom:24px;font-size:13px}
.article-tag{font-family:var(--font-heading);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;padding:4px 12px;border-radius:12px}
.article-tag.numbers{color:var(--success);background:var(--success-soft)}
.article-date,.article-read{color:var(--text-dim)}
.article-author{color:var(--accent-light);font-weight:500}
.article-header h1{font-family:var(--font-heading);font-size:clamp(28px,4.5vw,46px);font-weight:700;line-height:1.1;letter-spacing:-1.5px;margin-bottom:20px}
.article-header h1 em{font-style:normal;color:var(--success)}
.article-subtitle{font-size:18px;line-height:1.7;color:var(--text-mid);max-width:600px}

.article-body{max-width:740px;margin:0 auto;padding:0 24px 120px}
.article-body h2{font-family:var(--font-heading);font-size:clamp(22px,3vw,28px);font-weight:700;letter-spacing:-.5px;line-height:1.2;margin:56px 0 20px}
.article-body h3{font-family:var(--font-heading);font-size:18px;font-weight:600;letter-spacing:-.3px;margin:40px 0 14px}
.article-body p{font-size:17px;line-height:1.75;color:var(--text-mid);margin-bottom:20px;max-width:68ch}
.article-body p strong{color:var(--text);font-weight:600}
.article-body ul{margin:0 0 24px 20px;color:var(--text-mid);font-size:17px;line-height:1.75}
.article-body li{margin-bottom:8px}
.article-body li strong{color:var(--text);font-weight:600}

.callout{margin:32px 0;padding:24px 28px;border-radius:12px;position:relative}
.callout::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");opacity:.03;mix-blend-mode:overlay;pointer-events:none;border-radius:12px}
.callout-green{background:var(--success-soft);border-left:3px solid var(--success)}
.callout-teal{background:var(--accent-soft);border-left:3px solid var(--accent)}
.callout-red{background:var(--error-soft);border-left:3px solid var(--error)}
.callout p{margin-bottom:8px}.callout p:last-child{margin-bottom:0}
.callout .callout-label{font-family:var(--font-heading);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;margin-bottom:10px}
.callout-green .callout-label{color:var(--success)}
.callout-teal .callout-label{color:var(--accent-light)}
.callout-red .callout-label{color:var(--error)}

/* Comparison visual */
.compare-block{margin:40px 0;background:var(--surface);border:1px solid var(--border-subtle);border-radius:16px;padding:32px;position:relative;overflow:hidden}
.compare-block::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");opacity:.03;mix-blend-mode:overlay;pointer-events:none}
.compare-label{font-family:var(--font-heading);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);margin-bottom:20px;position:relative}
.compare-row{display:grid;grid-template-columns:100px 1fr 80px;gap:12px;align-items:center;margin-bottom:14px;position:relative}
.compare-row:last-child{margin-bottom:0}
.compare-row .row-label{font-family:var(--font-heading);font-size:13px;font-weight:600;color:var(--text-mid)}
.bar-track{height:32px;border-radius:6px;background:var(--border-subtle);overflow:hidden;position:relative}
.bar-fill{height:100%;border-radius:6px;display:flex;align-items:center;padding-left:12px;font-family:var(--font-heading);font-size:12px;font-weight:600;color:#fff;transition:width .8s var(--ease-default)}
.bar-fill.red{background:linear-gradient(90deg,var(--error),#f87171)}
.bar-fill.green{background:linear-gradient(90deg,var(--success),#4ade80)}
.bar-fill.teal{background:linear-gradient(90deg,var(--accent),var(--accent-light))}
.compare-row .row-value{font-family:var(--font-heading);font-size:14px;font-weight:700;text-align:right}
.compare-row .row-value.red{color:var(--error)}
.compare-row .row-value.green{color:var(--success)}

/* Scenario cards */
.scenario{margin:48px 0;padding:32px;background:var(--surface);border:1px solid var(--border-subtle);border-radius:16px;position:relative;overflow:hidden}
.scenario::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");opacity:.03;mix-blend-mode:overlay;pointer-events:none}
.scenario-label{font-family:var(--font-heading);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-light);margin-bottom:8px;position:relative}
.scenario h3{font-family:var(--font-heading);font-size:20px;font-weight:700;letter-spacing:-.3px;margin-bottom:16px;position:relative}
.scenario p{position:relative}

.results-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px;position:relative}
.result-item{padding:16px;background:var(--bg-subtle);border-radius:10px;border:1px solid var(--border-subtle)}
.result-item .ri-label{font-size:12px;color:var(--text-dim);font-family:var(--font-heading);text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}
.result-item .ri-before{font-family:var(--font-heading);font-size:18px;font-weight:600;color:var(--text-dim);text-decoration:line-through;margin-bottom:2px}
.result-item .ri-after{font-family:var(--font-heading);font-size:22px;font-weight:700}
.result-item .ri-after.green{color:var(--success)}
.result-item .ri-after.red{color:var(--error)}
.result-item .ri-saved{font-size:12px;color:var(--success);margin-top:4px;font-weight:500}

.data-table-wrap{margin:32px 0;overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:15px}
thead{border-bottom:2px solid var(--border)}
th{font-family:var(--font-heading);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-dim);text-align:left;padding:12px 16px}
td{padding:14px 16px;border-bottom:1px solid var(--border-subtle);color:var(--text-mid)}
td strong{color:var(--text);font-weight:600}
td.red{color:var(--error);font-weight:600}
td.green{color:var(--success);font-weight:600}
tbody tr{transition:background .15s}
tbody tr:hover{background:var(--surface)}

.big-stat{text-align:center;margin:48px 0;padding:40px 24px;background:var(--surface);border:1px solid var(--border-subtle);border-radius:16px;position:relative;overflow:hidden}
.big-stat::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");opacity:.03;mix-blend-mode:overlay;pointer-events:none}
.big-stat .number{font-family:var(--font-heading);font-size:clamp(36px,6vw,56px);font-weight:700;letter-spacing:-1.5px;margin-bottom:8px;position:relative}
.big-stat .number.green{color:var(--success)}
.big-stat .number.red{color:var(--error)}
.big-stat .label{font-size:15px;color:var(--text-mid);position:relative}

.section-break{width:48px;height:3px;background:var(--border);border-radius:2px;margin:56px 0}

.article-cta{margin:56px 0;padding:40px 36px;background:var(--surface);border:1px solid var(--border-subtle);border-radius:16px;text-align:center;position:relative;overflow:hidden}
.article-cta::before{content:'';position:absolute;top:-30%;left:30%;width:400px;height:300px;background:radial-gradient(ellipse,rgba(41,203,180,.08) 0%,transparent 60%);pointer-events:none}
.article-cta h3{font-family:var(--font-heading);font-size:22px;font-weight:700;letter-spacing:-.3px;margin-bottom:12px;position:relative}
.article-cta p{font-size:15px;color:var(--text-mid);margin-bottom:24px;max-width:420px;margin-left:auto;margin-right:auto;position:relative}
.article-cta .btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:10px;font-size:15px;font-weight:600;background:var(--accent);color:#fff;transition:all .2s var(--ease-default);position:relative}
.article-cta .btn:hover{background:var(--accent-light);box-shadow:0 4px 20px rgba(41,203,180,.3);transform:translateY(-1px);color:#fff}
.article-cta .btn:active{transform:translateY(0) scale(.98);transition-duration:.05s}

.sources{margin-top:56px;padding-top:32px;border-top:1px solid var(--border-subtle)}
.sources h3{font-family:var(--font-heading);font-size:14px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);margin-bottom:16px}
.sources ol{margin:0 0 0 20px;font-size:14px;color:var(--text-dim);line-height:1.8}
.sources a{font-size:14px}

.progress-bar{position:fixed;top:0;left:0;height:2px;background:var(--success);z-index:200;transition:width .1s linear;width:0}
footer{border-top:1px solid var(--border-subtle);padding:32px 0}
.foot-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;max-width:1080px;margin:0 auto;padding:0 24px}
.foot-links{display:flex;gap:24px}
.foot-links a{font-size:13px;color:var(--text-dim);position:relative}
.foot-links a::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--accent);transition:width .3s var(--ease-default)}
.foot-links a:hover{color:var(--text-mid)}.foot-links a:hover::after{width:100%}
.foot-copy{font-size:12px;color:var(--text-dim)}

@supports (animation-timeline:view()){.reveal{animation:revealUp linear;animation-timeline:view();animation-range:entry 0% cover 40%}@keyframes revealUp{from{opacity:0;transform:translateY(40px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}}
@supports not (animation-timeline:view()){.reveal{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}}
@media(max-width:768px){.article-header{padding:120px 0 40px}.nav-links .hide-m{display:none}.article-cta{padding:28px 20px}.compare-row{grid-template-columns:80px 1fr 70px}.results-grid{grid-template-columns:1fr}table{font-size:13px}th,td{padding:10px 12px}}
@media(max-width:480px){.foot-inner{flex-direction:column;text-align:center}}
.related-posts{margin:48px 0 0;padding:28px 0;border-top:1px solid var(--border-subtle)}
.related-posts h3{font-family:var(--font-heading);font-size:14px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dim);margin-bottom:16px}
.related-link{display:block;padding:12px 16px;margin-bottom:8px;background:var(--surface);border:1px solid var(--border-subtle);border-radius:10px;font-size:15px;font-weight:500;color:var(--text);transition:border-color .2s,background .2s}
.related-link:hover{border-color:var(--accent);background:var(--accent-soft);color:var(--text)}