/* ---------- Fourward blog ---------- */
.read-progress{position:fixed;left:0;right:0;top:0;height:3px;z-index:90;pointer-events:none}
.read-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#FF5A1F,#E8176C 35%,#00B39A 68%,#6E45E8);transition:width .1s linear}

.post-hero{position:relative;padding:clamp(28px,4vw,56px) 0 clamp(20px,3vw,32px);overflow:hidden;isolation:isolate}
.post-hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(50% 80% at 85% 0%,rgba(140,123,255,.14),transparent 70%),radial-gradient(40% 70% at 5% 100%,rgba(255,138,61,.10),transparent 70%)}
.post-hero-in > *{max-width:900px}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13.5px;color:var(--mute);margin-bottom:22px}
.crumbs a{color:var(--ink-2);text-decoration:none;border-bottom:1px solid transparent}
.crumbs a:hover{border-color:var(--line-2)}
.crumbs span[aria-hidden]{color:var(--faint)}
.post-hero h1{font-size:clamp(34px,4.6vw,60px);letter-spacing:-.04em;line-height:1.04;text-wrap:balance}
.post-dek{font-size:clamp(17px,1.5vw,20px);line-height:1.55;color:var(--ink-2);margin-top:18px;max-width:62ch}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;margin-top:24px;font-size:14px;color:var(--mute)}
.post-meta b{color:var(--ink);font-weight:600}
.post-meta .pm-by{display:inline-flex;align-items:center;gap:10px}
.post-meta .pm-av{width:34px;height:34px;border-radius:50%;background:#fff;box-shadow:0 0 0 1px var(--line);display:inline-flex;align-items:center;justify-content:center}
.post-meta .pm-av svg{width:22px;height:10px}
.post-meta .pm-dot{width:3px;height:3px;border-radius:50%;background:var(--faint)}

/* summarize with AI */
.ai-toast{position:fixed;left:50%;bottom:104px;transform:translateX(-50%) translateY(10px);z-index:95;background:#0B0B0C;color:#fff;font-size:13.5px;padding:10px 16px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .25s,transform .3s var(--ease)}
.ai-toast.on{opacity:1;transform:translateX(-50%)}

/* layout */
.post-grid{display:grid;grid-template-columns:minmax(0,1fr) clamp(250px,24vw,300px);gap:clamp(32px,5vw,72px);align-items:start;padding-bottom:clamp(48px,6vw,96px)}
.post-body{min-width:0;max-width:740px;font-size:17.5px;line-height:1.75;color:#24242A}
.post-cover{margin:0 0 36px;border-radius:22px;overflow:hidden;box-shadow:0 0 0 1px var(--line),0 30px 60px -34px rgba(11,11,12,.3)}
.post-cover img{display:block;width:100%;height:auto}
.post-body > p{margin:0 0 20px}
.post-body .post-lede{font-size:20px;line-height:1.6;color:var(--ink)}
.post-body a{color:#4B2FC9;text-decoration:underline;text-decoration-color:rgba(75,47,201,.3);text-underline-offset:3px;transition:text-decoration-color .2s}
.post-body a:hover{text-decoration-color:currentColor}
.post-body strong{color:var(--ink);font-weight:600}
.post-body h2{font-size:clamp(26px,2.6vw,34px);letter-spacing:-.03em;line-height:1.15;margin:64px 0 18px;scroll-margin-top:96px;color:var(--ink)}
.post-body h3{font-size:22px;letter-spacing:-.02em;margin:36px 0 14px;scroll-margin-top:96px;color:var(--ink)}
.post-list{margin:0 0 22px;padding:0;list-style:none;display:grid;gap:12px}
.post-list li{position:relative;padding-left:22px}
.post-list li::before{content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#9B6BFF,#E8176C)}
.post-steps{margin:0 0 22px;padding:0;list-style:none;counter-reset:st;display:grid;gap:12px}
.post-steps li{counter-increment:st;display:grid;grid-template-columns:34px minmax(0,1fr);gap:12px;align-items:start}
.post-steps li::before{content:counter(st);width:30px;height:30px;border-radius:10px;background:var(--bg-2);border:1px solid var(--line);display:inline-flex;align-items:center;justify-content:center;font-size:13.5px;font-weight:600;color:var(--ink);margin-top:2px}

.post-disclosure{font-size:14.5px!important;line-height:1.6!important;color:var(--mute)!important;padding-left:14px;border-left:2px solid var(--line-2)}
.post-takeaways{margin:28px 0 8px;padding:22px 24px;border-radius:20px;background:var(--bg-2);border:1px solid var(--line)}
.post-takeaways > b{display:block;font-size:15px;color:var(--ink);margin-bottom:10px}
.post-takeaways ul{margin:0;padding:0;list-style:none;display:grid;gap:10px}
.post-takeaways li{position:relative;padding-left:26px;font-size:16px;line-height:1.6}
.post-takeaways li::before{content:"";position:absolute;left:0;top:.35em;width:16px;height:16px;border-radius:5px;background:#E9FBF6 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300866F' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12 5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat}
.post-key{margin:24px 0 8px;padding:16px 18px;border-radius:16px;background:linear-gradient(135deg,#F5F2FF,#FFF4F8);border:1px solid #ECE6FF}
.post-key b{display:block;font-size:13px;font-weight:700;color:#5A36C9;margin-bottom:4px}
.post-key p{margin:0;font-size:15.5px;line-height:1.6;color:var(--ink-2)}

.post-table-wrap{margin:8px 0 22px;overflow-x:auto;border-radius:18px;border:1px solid var(--line);background:#fff;-webkit-overflow-scrolling:touch}
.post-table{width:100%;border-collapse:collapse;font-size:14.5px;line-height:1.5;min-width:640px}
.post-table th,.post-table td{padding:13px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.post-table thead th{background:var(--bg-2);font-size:13px;font-weight:600;color:var(--ink);white-space:nowrap}
.post-table tbody th{font-weight:600;color:var(--ink);background:#FCFCFB}
.post-table tbody tr:last-child th,.post-table tbody tr:last-child td{border-bottom:0}
.post-table .is-us{background:#F6F2FF}
.post-table thead .is-us{background:#ECE5FF;color:#3E23A8}
.post-table-cost td:nth-child(3),.post-table-cost td:nth-child(4),.post-table-cost thead th:nth-child(3),.post-table-cost thead th:nth-child(4){text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
.post-table .is-total th,.post-table .is-total td{background:#0B0B0C;color:#fff;font-weight:600}
.post-figure{margin:10px 0 26px}
.post-figure img{display:block;width:100%;height:auto;border-radius:18px;box-shadow:0 0 0 1px var(--line)}
.post-figure figcaption{font-size:13px;color:var(--mute);margin-top:10px;line-height:1.5}

.post-faq{display:grid;gap:10px}
.post-faq details{border:1px solid var(--line);border-radius:16px;background:#fff;padding:0 18px;transition:box-shadow .25s}
.post-faq details[open]{box-shadow:0 18px 40px -30px rgba(11,11,12,.35)}
.post-faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:16px 0;font-weight:600;color:var(--ink);font-size:16.5px;line-height:1.4}
.post-faq summary::-webkit-details-marker{display:none}
.post-faq summary::after{content:"+";flex:none;width:28px;height:28px;border-radius:50%;background:var(--bg-2);display:inline-flex;align-items:center;justify-content:center;font-weight:500;font-size:18px;transition:transform .25s}
.post-faq details[open] summary::after{transform:rotate(45deg)}
.post-faq details p{margin:0 0 16px;font-size:16px;line-height:1.65}
.post-sources{padding-left:20px;font-size:14.5px;line-height:1.6;color:var(--ink-2);display:grid;gap:6px}

/* CTA banners */

/* sidebar */
.post-side{position:sticky;top:96px;display:grid;gap:14px}
.side-card{border-radius:20px;border:1px solid var(--line);background:#fff;padding:18px}
.side-card > b{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:12px}
.toc ol{margin:0;padding:0;list-style:none;display:grid;gap:2px;border-left:2px solid var(--line)}
.toc a{display:block;padding:6px 0 6px 14px;margin-left:-2px;border-left:2px solid transparent;font-size:13.5px;line-height:1.4;color:var(--mute);text-decoration:none;transition:color .2s,border-color .2s}
.toc a:hover{color:var(--ink)}
.toc a.is-active{color:var(--ink);font-weight:600;border-left-color:#6E45E8}
.pref-btn{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;border:1px solid #DADCE0;background:#fff;text-decoration:none;color:#202124;transition:box-shadow .2s,border-color .2s}
.pref-btn:hover{border-color:#C6C9CE;box-shadow:0 6px 16px -10px rgba(60,64,67,.5)}
.pref-btn svg{width:26px;height:26px;flex:none}
.pref-btn span{display:grid;line-height:1.3}
.pref-btn small{font-size:11.5px;color:#5F6368}
.pref-btn strong{font-size:13.5px;font-weight:600}
.toc-mobile{display:none}

/* blog index */
.blog-hero{padding:clamp(32px,5vw,72px) 0 clamp(24px,3vw,40px);text-align:center}
.blog-hero h1{font-size:clamp(38px,5vw,64px);letter-spacing:-.04em}
.blog-hero p{font-size:18px;color:var(--ink-2);margin:14px auto 0;max-width:56ch}
.blog-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px;padding-bottom:clamp(56px,7vw,110px)}
.blog-card{display:flex;flex-direction:column;border-radius:22px;border:1px solid var(--line);background:#fff;overflow:hidden;text-decoration:none;color:inherit;transition:transform .35s var(--ease),box-shadow .35s}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 30px 60px -34px rgba(11,11,12,.35)}
.blog-card img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line)}
.blog-card div{padding:20px 22px 22px;display:grid;gap:8px}
.blog-card small{font-size:12.5px;color:var(--mute)}
.blog-card h2{font-size:22px;letter-spacing:-.025em;line-height:1.2}
.blog-card p{font-size:15px;line-height:1.55;color:var(--ink-2)}
.blog-card .bc-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--ink);margin-top:4px}
.blog-card .bc-more svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

@media (max-width:640px){
  .post-side{grid-template-columns:1fr}
  .post-body{font-size:16.5px}
  .post-body .post-lede{font-size:18px}
  .post-cta{grid-template-columns:1fr;padding:24px 22px}
  .pc-btn{justify-content:center}
  .ai-btn{height:32px;font-size:12.5px}
}
@media (prefers-reduced-motion:reduce){.read-progress i,.post-cta,.ai-btn{transition:none}}
.post-table:not(.post-table-cost):not(.post-table-fit){font-size:13.5px}
.post-table tbody th{min-width:118px}
.blog-card img{height:auto}
.blog-card:only-child{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);align-items:center}
.blog-card:only-child img{border-bottom:0;border-right:1px solid var(--line);height:100%}
.blog-card:only-child div{padding:clamp(22px,3vw,40px)}
.blog-card:only-child h2{font-size:clamp(24px,2.4vw,32px)}
@media (max-width:820px){.blog-card:only-child{grid-template-columns:1fr}.blog-card:only-child img{border-right:0;border-bottom:1px solid var(--line)}}
/* ---------- blog v2 ---------- */
/* summarize with AI: real logos, sidebar only */
.side-sub{margin:-6px 0 12px;font-size:12.5px;line-height:1.45;color:var(--mute)}
.ai-tiles{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.ai-tile{position:relative;display:flex;align-items:center;gap:8px;height:46px;padding:0 8px 0 8px;border-radius:13px;border:1px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;font-size:13px;font-weight:600;letter-spacing:-.005em;overflow:hidden;isolation:isolate;transition:transform .35s var(--ease),border-color .3s,box-shadow .35s;animation:ai-in .5s var(--ease) both;animation-delay:calc(var(--i) * 60ms)}
.ai-tile::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(120% 140% at 0% 50%,color-mix(in srgb,var(--brand) 16%,transparent),transparent 60%);opacity:0;transition:opacity .35s}
.ai-logo{width:26px;height:26px;border-radius:8px;flex:none;display:inline-flex;align-items:center;justify-content:center;background:color-mix(in srgb,var(--brand) 9%,#fff);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--brand) 18%,transparent);transition:transform .5s cubic-bezier(.3,1.6,.5,1)}
.ai-logo svg{width:16px;height:16px;display:block}
.ai-tile[data-ai="chatgpt"] .ai-logo svg,.ai-tile[data-ai="grok"] .ai-logo svg{color:#0B0B0C}
.ai-name{flex:1;min-width:0;white-space:nowrap;font-size:12.5px}
.ai-go{position:absolute;right:7px;top:7px;width:11px;height:11px;stroke:var(--ink);fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round;opacity:0;transform:translate(-4px,4px);transition:opacity .25s,transform .35s var(--ease)}
.ai-tile:hover,.ai-tile:focus-visible{transform:translateY(-2px);border-color:color-mix(in srgb,var(--brand) 45%,var(--line));box-shadow:0 12px 26px -16px color-mix(in srgb,var(--brand) 70%,transparent)}
.ai-tile:hover::before,.ai-tile:focus-visible::before{opacity:1}
.ai-tile:hover .ai-go,.ai-tile:focus-visible .ai-go{opacity:1;transform:none}
.ai-tile:hover .ai-logo{transform:scale(1.12)}
.ai-tile[data-ai="chatgpt"]:hover .ai-logo svg{animation:ai-spin 1.6s cubic-bezier(.5,0,.3,1)}
.ai-tile[data-ai="claude"]:hover .ai-logo svg{animation:ai-spin 1.2s cubic-bezier(.5,0,.3,1)}
.ai-tile[data-ai="gemini"]:hover .ai-logo svg{animation:ai-twinkle 1.1s ease-in-out}
.ai-tile[data-ai="perplexity"]:hover .ai-logo svg{animation:ai-pop .6s ease-out}
.ai-tile[data-ai="grok"]:hover .ai-logo svg{animation:ai-tilt .7s ease-in-out}
.ai-tile[data-ai="aimode"]:hover .ai-logo svg{animation:ai-pop .6s ease-out}
@keyframes ai-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@keyframes ai-spin{to{transform:rotate(360deg)}}
@keyframes ai-twinkle{0%,100%{transform:scale(1) rotate(0)}40%{transform:scale(.7) rotate(45deg)}70%{transform:scale(1.15) rotate(90deg)}}
@keyframes ai-pop{0%,100%{transform:scale(1)}45%{transform:scale(1.25)}}
@keyframes ai-tilt{0%,100%{transform:rotate(0)}30%{transform:rotate(-14deg)}65%{transform:rotate(10deg)}}
.ai-toast{position:fixed;left:50%;bottom:104px;transform:translateX(-50%) translateY(10px);z-index:95;background:#0B0B0C;color:#fff;font-size:13.5px;padding:10px 16px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .25s,transform .3s var(--ease)}
.ai-toast.on{opacity:1;transform:translateX(-50%)}

/* quick verdict */
.post-verdict{position:relative;margin:30px 0 22px;padding:22px 22px 8px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 1px 2px rgba(11,11,12,.04),0 30px 60px -40px rgba(59,42,122,.35);overflow:hidden;isolation:isolate}
.post-verdict::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(70% 90% at 100% 0%,rgba(140,123,255,.10),transparent 60%),radial-gradient(60% 80% at 0% 0%,rgba(255,138,61,.07),transparent 60%)}
.pv-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.pv-ico{width:36px;height:36px;border-radius:11px;flex:none;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#F1ECFF,#FFE9F3);box-shadow:inset 0 0 0 1px rgba(110,69,232,.15)}
.pv-ico svg{width:17px;height:17px;fill:#6E45E8}
.pv-head b{display:block;font-family:var(--display);font-size:18px;font-weight:600;letter-spacing:-.02em;color:var(--ink);line-height:1.2}
.pv-head span{display:block;font-size:13.5px;color:var(--mute);margin-top:1px}
.pv-grid{margin:0}
.pv-row{display:grid;grid-template-columns:190px minmax(0,1fr);gap:18px;align-items:baseline;padding:13px 4px;border-top:1px solid var(--line)}
.pv-row dt{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;color:var(--ink)}
.pv-row dt i{width:8px;height:8px;border-radius:3px;flex:none;transform:rotate(45deg)}
.pv-row[data-tone="d"] dt i{background:#FF5A1F}.pv-row[data-tone="g"] dt i{background:#E8176C}.pv-row[data-tone="s"] dt i{background:#00A390}.pv-row[data-tone="r"] dt i{background:#6E45E8}
.pv-row dd{margin:0;font-size:15.5px;line-height:1.55;color:var(--ink-2)}
.pv-row.is-us{margin:4px -12px 12px;padding:14px 16px;border-top:0;border-radius:14px;background:linear-gradient(120deg,#F4F0FF,#FFF3F8 70%)}
.pv-row.is-us dt i{background:linear-gradient(135deg,#FF8A3D,#E8176C 40%,#14B3A5 70%,#6E45E8)}
.pv-row.is-us + .pv-row,.pv-row.is-us{border-top:0}
@media (max-width:640px){.pv-row{grid-template-columns:1fr;gap:4px}.post-verdict{padding:18px 16px 6px}}

/* CTA banners: light */
.post-cta{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:22px;align-items:center;margin:48px 0 8px;padding:28px 30px;border-radius:24px;text-decoration:none!important;color:var(--ink)!important;overflow:hidden;isolation:isolate;background:#fff;border:1px solid #E7E0FA;box-shadow:0 30px 60px -38px rgba(110,69,232,.45);transition:transform .35s var(--ease),box-shadow .35s}
.post-cta::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(55% 120% at 100% 0%,rgba(140,123,255,.22),transparent 65%),radial-gradient(45% 110% at 0% 100%,rgba(255,138,61,.14),transparent 65%),radial-gradient(40% 90% at 60% 120%,rgba(20,179,165,.12),transparent 70%)}
.post-cta::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(rgba(11,11,12,.05) 1px,transparent 1.3px) 0 0/14px 14px;-webkit-mask:linear-gradient(90deg,transparent 30%,#000);mask:linear-gradient(90deg,transparent 30%,#000)}
.post-cta:hover{transform:translateY(-3px);box-shadow:0 40px 70px -36px rgba(110,69,232,.55)}
.pc-k{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;color:#C2410C}
.pc-k::before{content:"";width:7px;height:7px;border-radius:50%;background:#FF7A2E;box-shadow:0 0 0 4px rgba(255,122,46,.16)}
.post-cta b{display:block;font-family:var(--display);font-weight:600;font-size:clamp(23px,2.4vw,29px);letter-spacing:-.03em;line-height:1.12;margin:8px 0 6px;color:var(--ink)}
.post-cta p{margin:0;font-size:15.5px;line-height:1.5;color:var(--ink-2);max-width:44ch}
.pc-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 22px;border-radius:14px;background:#0B0B0C;color:#fff;font-weight:600;font-size:15px;white-space:nowrap;box-shadow:0 10px 22px -10px rgba(11,11,12,.6);transition:transform .2s}
.pc-btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.post-cta:hover .pc-btn{transform:translateX(3px)}
.post-cta.slim{margin:28px 0 8px;padding:18px 20px 18px 22px;border-color:var(--line);box-shadow:0 18px 40px -32px rgba(11,11,12,.3)}
.post-cta.slim::before{background:radial-gradient(60% 140% at 100% 50%,rgba(140,123,255,.13),transparent 65%)}
.post-cta.slim::after{display:none}
.post-cta.slim b{font-size:20px;margin:0 0 3px}
.post-cta.slim .pc-btn{height:44px;padding:0 18px}

/* sidebar CTA: light */
.side-cta{display:block;position:relative;overflow:hidden;isolation:isolate;text-decoration:none;color:var(--ink);background:#fff;border:1px solid #E7E0FA;transition:transform .3s var(--ease),box-shadow .3s}
.side-cta::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(90% 90% at 100% 0%,rgba(140,123,255,.20),transparent 65%),radial-gradient(80% 80% at 0% 100%,rgba(255,138,61,.12),transparent 65%)}
.side-cta:hover{transform:translateY(-2px);box-shadow:0 24px 40px -28px rgba(110,69,232,.55)}
.side-cta .pc-k{font-size:11.5px}
.side-cta b{display:block;font-family:var(--display);font-size:18px;font-weight:600;letter-spacing:-.02em;line-height:1.2;color:var(--ink);margin:8px 0 6px}
.side-cta p{font-size:13.5px;line-height:1.5;color:var(--ink-2);margin:0 0 14px}
.sc-btn{display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 15px;border-radius:11px;background:#0B0B0C;color:#fff;font-size:13.5px;font-weight:600}
.sc-btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

@media (max-width:1180px) and (min-width:901px){.ai-tile{gap:6px;padding:0 6px}.ai-logo{width:24px;height:24px}.ai-name{font-size:12px}}
/* layout: the TOC stays in the right sidebar down to tablets */
@media (max-width:900px){
  .post-grid{grid-template-columns:minmax(0,1fr)}
  .post-side{position:static;order:-1;grid-template-columns:1fr 1fr}
  .post-side .toc,.post-side .side-cta{display:none}
  .post-side .side-ai{grid-column:1/-1}
  .toc-mobile{display:block;border:1px solid var(--line);border-radius:16px;background:#fff;padding:0 16px;margin:0 0 24px}
  .toc-mobile summary{cursor:pointer;padding:14px 0;font-weight:600;font-size:15px;color:var(--ink);list-style:none;display:flex;justify-content:space-between}
  .toc-mobile summary::after{content:"+";font-weight:500}
  .toc-mobile[open] summary::after{content:"–"}
  .toc-mobile ol{margin:0 0 14px;padding-left:18px;display:grid;gap:6px;font-size:14.5px}
  .toc-mobile a{color:var(--ink-2);text-decoration:none}
  .post-body{max-width:none}
  .ai-tiles{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:640px){.post-side{grid-template-columns:1fr}.ai-tiles{grid-template-columns:1fr 1fr}.post-cta{grid-template-columns:1fr;padding:24px 22px}}
@media (prefers-reduced-motion:reduce){.ai-tile,.ai-logo,.ai-logo svg{animation:none!important;transition:none}}
/* ---------- blog v3: TOC left, tools right ---------- */
.post-grid{grid-template-columns:200px minmax(0,1fr) 256px;grid-template-areas:'rail body side';gap:clamp(28px,3.4vw,56px)}
.post-rail{grid-area:rail;position:sticky;top:96px;align-self:start;max-height:calc(100vh - 120px);overflow:auto;scrollbar-width:none;padding-top:4px}
.post-rail::-webkit-scrollbar{display:none}
.post-rail .toc > b{display:block;font-size:13px;font-weight:700;color:var(--ink);margin-bottom:12px}
.post-body{grid-area:body;justify-self:center;width:100%;max-width:720px}
.post-side{grid-area:side}

/* summarize: one row of black-and-white logos that turn colour on hover */
.ai-row{display:flex;justify-content:space-between;gap:6px}
.ai-ico{position:relative;width:36px;height:36px;flex:none;border-radius:11px;border:1px solid var(--line);background:#fff;display:inline-flex;align-items:center;justify-content:center;color:#0B0B0C;transition:transform .3s var(--ease),background .3s,border-color .3s,box-shadow .3s;animation:ai-in .5s var(--ease) both;animation-delay:calc(var(--i) * 60ms)}
.ai-ico svg{width:18px;height:18px;display:block;filter:grayscale(1) brightness(.3) contrast(1.4);transition:filter .3s,color .3s}
.ai-ico:hover,.ai-ico:focus-visible{transform:translateY(-2px);background:color-mix(in srgb,var(--brand) 10%,#fff);border-color:color-mix(in srgb,var(--brand) 45%,var(--line));box-shadow:0 10px 22px -12px color-mix(in srgb,var(--brand) 70%,transparent)}
.ai-ico:hover svg,.ai-ico:focus-visible svg{filter:none}
.ai-ico[data-ai="chatgpt"]:hover svg,.ai-ico[data-ai="chatgpt"]:focus-visible svg{color:#10A37F}
.ai-ico[data-ai="grok"]:hover,.ai-ico[data-ai="grok"]:focus-visible{background:#0B0B0C;border-color:#0B0B0C}
.ai-ico[data-ai="grok"]:hover svg,.ai-ico[data-ai="grok"]:focus-visible svg{color:#fff}
.ai-ico[data-ai="chatgpt"]:hover svg,.ai-ico[data-ai="claude"]:hover svg{animation:ai-spin 1.4s cubic-bezier(.5,0,.3,1)}
.ai-ico[data-ai="gemini"]:hover svg{animation:ai-twinkle 1.1s ease-in-out}
.ai-ico[data-ai="perplexity"]:hover svg,.ai-ico[data-ai="aimode"]:hover svg{animation:ai-pop .6s ease-out}
.ai-ico[data-ai="grok"]:hover svg{animation:ai-tilt .7s ease-in-out}
.ai-ico::after{content:attr(data-label);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%,4px);background:#0B0B0C;color:#fff;font-size:11.5px;font-weight:600;line-height:1;padding:6px 8px;border-radius:7px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s,transform .25s var(--ease);z-index:5}
.ai-ico:hover::after,.ai-ico:focus-visible::after{opacity:1;transform:translate(-50%,0)}
.ai-ico:first-child::after{left:0;transform:translate(0,4px)}
.ai-ico:first-child:hover::after,.ai-ico:first-child:focus-visible::after{transform:none}
.ai-ico:last-child::after{left:auto;right:0;transform:translate(0,4px)}
.ai-ico:last-child:hover::after,.ai-ico:last-child:focus-visible::after{transform:none}

@media (max-width:1199px) and (min-width:901px){
  .post-grid{grid-template-columns:190px minmax(0,1fr);grid-template-areas:'rail side' 'rail body'}
  .post-side{position:static;grid-template-columns:1fr 1fr;align-items:stretch}
  .post-side .side-cta{display:none}
}
@media (max-width:900px){
  .post-grid{grid-template-columns:minmax(0,1fr);grid-template-areas:'side' 'body'}
  .post-rail{display:none}
  .ai-row{justify-content:flex-start;gap:10px}
}
@media (prefers-reduced-motion:reduce){.ai-ico,.ai-ico svg{animation:none!important;transition:none}}
/* ---------- resources hub ---------- */
.res-sec{padding-bottom:clamp(36px,5vw,64px)}
.res-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px}
.res-head h2{font-size:clamp(24px,2.6vw,32px);letter-spacing:-.03em}
.res-head a{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--ink)}
.res-head a svg,.res-go svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.res-tool{position:relative;display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:22px;align-items:center;padding:clamp(22px,3vw,32px);border-radius:24px;border:1px solid #E7E0FA;background:#fff;color:var(--ink);text-decoration:none;overflow:hidden;isolation:isolate;transition:transform .35s var(--ease),box-shadow .35s}
.res-tool::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(60% 120% at 100% 0%,rgba(140,123,255,.18),transparent 65%),radial-gradient(50% 120% at 0% 100%,rgba(20,179,165,.10),transparent 65%)}
.res-tool:hover{transform:translateY(-3px);box-shadow:0 30px 60px -36px rgba(110,69,232,.5)}
.res-ico{width:56px;height:56px;border-radius:16px;background:#F1ECFF;border:1px solid #E2D9FF;display:inline-flex;align-items:center;justify-content:center}
.res-ico svg{width:24px;height:24px;stroke:#5A36C9;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.res-copy{display:grid;gap:4px}
.res-copy small{font-size:12.5px;font-weight:600;color:#5A36C9}
.res-copy b{font-family:var(--display);font-size:clamp(22px,2.2vw,28px);font-weight:600;letter-spacing:-.025em}
.res-copy > span{font-size:15.5px;line-height:1.55;color:var(--ink-2);max-width:62ch}
.res-go{display:inline-flex;align-items:center;gap:8px;height:48px;padding:0 20px;border-radius:14px;background:#0B0B0C;color:#fff;font-weight:600;font-size:15px;white-space:nowrap}
@media (max-width:760px){.res-tool{grid-template-columns:1fr}.res-go{justify-self:start}}
/* ---------- authors ---------- */
.post-meta a.pm-by{color:inherit;text-decoration:none}
.pm-photo{width:40px;height:40px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 2px #fff,0 0 0 3px var(--line)}
.pm-by small{display:block;font-size:12.5px;color:var(--mute);line-height:1.3}
.pm-by > span{line-height:1.3}
.author-box{display:grid;grid-template-columns:96px minmax(0,1fr);gap:20px;align-items:start;margin:44px 0 8px;padding:22px;border-radius:22px;border:1px solid var(--line);background:linear-gradient(135deg,#FBFAFF,#fff 60%)}
.author-box img{width:96px;height:96px;border-radius:20px;object-fit:cover}
.ab-k{display:block;font-size:12.5px;font-weight:600;color:var(--mute)}
.post-body .ab-name{display:inline-block;font-family:var(--display);font-size:22px;font-weight:600;letter-spacing:-.02em;color:var(--ink);text-decoration:none;margin:2px 0 6px}
.author-box p{margin:0 0 12px;font-size:15.5px;line-height:1.6;color:var(--ink-2)}
.ab-links{display:flex;flex-wrap:wrap;gap:8px}
.post-body .ab-links a{display:inline-flex;align-items:center;height:36px;padding:0 14px;border-radius:10px;border:1px solid var(--line-2);font-size:13.5px;font-weight:600;color:var(--ink);text-decoration:none;background:#fff}
.post-body .ab-links a:first-child{background:#0B0B0C;color:#fff;border-color:#0B0B0C}
.au-hero{padding:clamp(32px,5vw,72px) 0 clamp(24px,3vw,40px)}
.au-grid{display:grid;grid-template-columns:minmax(0,340px) minmax(0,1fr);gap:clamp(28px,5vw,64px);align-items:center}
.au-photo{width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:28px;box-shadow:0 30px 60px -36px rgba(11,11,12,.45),0 0 0 1px var(--line)}
.au-copy h1{font-size:clamp(40px,5vw,64px);letter-spacing:-.04em;margin:6px 0 6px}
.au-role{font-size:16px;font-weight:600;color:#5A36C9;margin:0 0 16px}
.au-bio{font-size:17px;line-height:1.65;color:var(--ink-2);margin:0 0 12px;max-width:64ch}
.au-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.au-sec{padding-bottom:clamp(36px,5vw,64px)}
.au-h2{font-size:clamp(24px,2.6vw,32px);letter-spacing:-.03em;margin-bottom:18px}
.au-proof{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}
.au-proof li > a,.au-proof li > div{display:grid;gap:4px;height:100%;padding:18px;border-radius:18px;border:1px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;transition:transform .3s var(--ease),box-shadow .3s}
.au-proof li > a:hover{transform:translateY(-2px);box-shadow:0 20px 40px -28px rgba(11,11,12,.35)}
.au-proof b{font-family:var(--display);font-size:19px;font-weight:600;letter-spacing:-.02em}
.au-proof span{font-size:14px;line-height:1.5;color:var(--ink-2)}
@media (max-width:760px){.au-grid{grid-template-columns:1fr}.au-photo{max-width:260px}.author-box{grid-template-columns:64px minmax(0,1fr);gap:14px}.author-box img{width:64px;height:64px;border-radius:14px}}
/* ---------- list entries ---------- */
.post-shot{margin:14px 0 22px}
.post-shot img{display:block;width:100%;height:auto;border-radius:18px}
.post-shot figcaption{font-size:13px;color:var(--mute);margin-top:8px;line-height:1.5}
.post-body .post-shot figcaption a{color:var(--mute)}
.post-body .entry-best{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 10px;margin:0 0 14px;padding:12px 16px;border-radius:14px;background:linear-gradient(120deg,#F4F0FF,#FFF4F8 70%);border:1px solid #ECE6FF;font-size:16px;line-height:1.45;color:var(--ink)}
.entry-best b{flex:none;font-size:11.5px;font-weight:700;letter-spacing:0;text-transform:none;color:#5A36C9;background:#fff;border:1px solid #E2D9FF;padding:3px 8px;border-radius:999px}
.entry-facts{margin:4px 0 18px;padding:0;list-style:none;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.entry-facts li{display:grid;grid-template-columns:150px minmax(0,1fr);gap:14px;padding:12px 16px;border-top:1px solid var(--line);font-size:15.5px;line-height:1.55;color:var(--ink-2)}
.entry-facts li:first-child{border-top:0}
.entry-facts li b{font-size:13.5px;font-weight:700;color:var(--ink);padding-top:1px}
.post-body .entry-take{position:relative;margin:0 0 8px;padding:14px 16px 14px 18px;border-left:3px solid #6E45E8;background:#FAFAF8;border-radius:0 14px 14px 0;font-size:16px;line-height:1.6}
.entry-take b{display:block;font-size:12px;font-weight:700;letter-spacing:0;text-transform:none;color:#5A36C9;margin-bottom:3px}
.post-table .is-us-row th,.post-table .is-us-row td{background:#F6F2FF}
.post-body h2[id] + .entry-best{margin-top:-4px}
@media (max-width:640px){.entry-facts li{grid-template-columns:1fr;gap:2px}}

/* v4 */
/* verdict header: the brand mark on a quiet app-icon tile, lane strokes instead of dots */
.pv-head .pv-ico{display:inline-flex;align-items:center;justify-content:center;margin:0;width:42px;height:42px;border-radius:13px;background:#fff;box-shadow:inset 0 0 0 1px #E6E6E2,0 1px 2px rgba(11,11,12,.05),0 8px 18px -10px rgba(11,11,12,.22)}
.pv-head .pv-ico svg{width:28px;height:13px;fill:initial}
.pv-head{gap:14px;margin-bottom:14px}
.pv-head b{font-size:19px;letter-spacing:-.025em}
.pv-row dt i{width:4px;height:13px;border-radius:2px;transform:skewX(-24deg)}
.post-verdict::before{background:radial-gradient(60% 80% at 100% 0%,rgba(140,123,255,.08),transparent 60%)}
.pv-row.is-us{background:#F6F6F4;box-shadow:inset 0 0 0 1px #ECECE8}

/* sidebar audit card */
.side-cta{padding:0;border-radius:22px;border:1px solid #E6E6E2;background:#fff;box-shadow:0 1px 2px rgba(11,11,12,.04),0 30px 50px -40px rgba(11,11,12,.45)}
.side-cta::before{display:none}
.side-cta:hover{transform:translateY(-2px);box-shadow:0 1px 2px rgba(11,11,12,.04),0 36px 60px -36px rgba(11,11,12,.5)}
.sc-media{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;height:124px;background:#F7F7F5;border-bottom:1px solid #EDEDEA;overflow:hidden;isolation:isolate}
.sc-media::before,.sc-media::after{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(55% 85% at 6% 100%,#FFC9A0,rgba(255,201,160,0) 66%),radial-gradient(55% 85% at 96% 0%,#C9BEFF,rgba(201,190,255,0) 66%),radial-gradient(45% 75% at 70% 115%,#A8E6DF,rgba(168,230,223,0) 66%),radial-gradient(40% 70% at 28% -10%,#FFD3E6,rgba(255,211,230,0) 66%)}
.sc-media::before{opacity:.5}
.sc-media::after{opacity:.95;-webkit-mask-image:radial-gradient(circle,#000 1.5px,transparent 2px);-webkit-mask-size:6px 6px;mask-image:radial-gradient(circle,#000 1.5px,transparent 2px);mask-size:6px 6px}
.sc-faces{display:flex;padding-left:10px}
.sc-faces img{width:40px;height:40px;border-radius:50%;object-fit:cover;margin-left:-10px;border:2.5px solid #fff;box-shadow:0 6px 14px -6px rgba(11,11,12,.45);transition:transform .35s var(--ease)}
.side-cta:hover .sc-faces img{transform:translateY(-2px)}
.side-cta:hover .sc-faces img:nth-child(2){transition-delay:.04s}.side-cta:hover .sc-faces img:nth-child(3){transition-delay:.08s}.side-cta:hover .sc-faces img:nth-child(4){transition-delay:.12s}
.sc-live{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;border-radius:999px;background:rgba(255,255,255,.88);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:inset 0 0 0 1px rgba(11,11,12,.06),0 4px 12px -6px rgba(11,11,12,.25);font-size:11.5px;font-weight:600;color:var(--ink);letter-spacing:-.005em}
.sc-live svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linejoin:round;stroke-linecap:round}
.sc-body{display:block;padding:16px 18px 18px}
.sc-k{display:inline-flex;align-items:center;height:22px;padding:0 9px;border-radius:999px;background:#FFF7E3;box-shadow:inset 0 0 0 1px #F8E2AE;color:#8A5A00;font-size:11px;font-weight:600;letter-spacing:.01em}
.side-cta b{font-size:19px;font-weight:600;letter-spacing:-.028em;line-height:1.18;margin:11px 0 6px;text-wrap:balance}
.sc-p{display:block;font-size:13.5px;line-height:1.5;color:var(--mute);margin:0 0 16px}
.side-cta .sc-btn{display:flex;width:100%;justify-content:center;height:44px;border-radius:12px;font-size:14px;box-shadow:inset 0 1px 0 rgba(255,255,255,.14),0 10px 20px -12px rgba(11,11,12,.7);transition:background .2s}
.side-cta .sc-btn svg{transition:transform .25s var(--ease)}
.side-cta:hover .sc-btn{background:#1C1C1F}
.side-cta:hover .sc-btn svg{transform:translateX(3px)}

/* v5: cover beside the title */
.post-hero-in.has-cover{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,500px);gap:clamp(28px,4vw,64px);align-items:center}
.post-hero-in.has-cover > *{max-width:none}
.post-hero-in.has-cover .ph-text > *{max-width:760px}
.post-hero-in.has-cover h1{font-size:clamp(32px,3.7vw,52px)}
.ph-cover{margin:0;border-radius:20px;transform:rotate(.6deg);box-shadow:0 0 0 1px var(--line),0 34px 60px -32px rgba(59,42,122,.38);transition:transform .5s var(--ease)}
.ph-cover:hover{transform:rotate(0) translateY(-2px)}
@media (max-width:980px){
  .post-hero-in.has-cover{grid-template-columns:1fr;gap:26px}
  .ph-cover{transform:none;max-width:640px}
}

/* v6: airier header, byline card */
.post-hero{padding:clamp(40px,5vw,72px) 0 clamp(44px,5vw,72px);box-shadow:inset 0 -1px 0 var(--line)}
.post-hero::before{background:radial-gradient(50% 80% at 85% 0%,rgba(140,123,255,.16),transparent 70%),radial-gradient(40% 70% at 5% 100%,rgba(255,138,61,.11),transparent 70%)}
.post-hero .crumbs{margin-bottom:22px}
.post-hero-in.has-cover h1{margin:0}
.post-dek{margin-top:20px;color:#3A3A40}
.post-meta{display:inline-flex;flex-wrap:wrap;align-items:center;gap:0;margin-top:clamp(28px,3vw,36px);padding:10px 6px 10px 10px;border-radius:18px;background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 0 0 1px rgba(11,11,12,.07),0 14px 30px -22px rgba(11,11,12,.35);font-size:14px;color:var(--ink-2)}
.post-meta .pm-by{gap:12px;padding-right:20px}
.post-meta .pm-by > span{display:grid;gap:2px;line-height:1.25}
.post-meta .pm-by b{font-size:15px;font-weight:600;color:var(--ink)}
.post-meta .pm-by small{font-size:12.5px;color:#55555C}
.post-meta a.pm-by:hover b{text-decoration:underline;text-underline-offset:3px}
.pm-photo{width:44px;height:44px;box-shadow:0 0 0 2px #fff,0 0 0 3px rgba(11,11,12,.08)}
.post-meta .pm-av{width:44px;height:44px}
.post-meta .pm-av svg{width:26px;height:12px}
.pm-item{display:grid;gap:2px;padding:2px 20px;border-left:1px solid rgba(11,11,12,.09);line-height:1.25}
.pm-item small{font-size:12px;color:#6A6A72}
.pm-item b{font-size:14.5px;font-weight:600;color:var(--ink)}
.post-meta .pm-dot{display:none}
.post-grid{margin-top:clamp(40px,4.6vw,64px)}
.post-rail{top:104px}
@media (max-width:640px){
  .post-meta{display:grid;grid-template-columns:1fr 1fr;width:100%;padding:12px}
  .post-meta .pm-by{grid-column:1 / -1;padding:0 0 12px;margin-bottom:10px;border-bottom:1px solid rgba(11,11,12,.08)}
  .pm-item{padding:0 12px}
  .pm-item:nth-of-type(1){border-left:0;padding-left:2px}
}