/* Public pages of the Brief: the archive, a post, subscribe and unsubscribe.
   Same design system as benmore.tech (its static/css/v2.css): warm off-white,
   near-black text, Benmore blue used sparingly, Inter with light tight
   headings, pill buttons, dark closing sections. */

@font-face{font-family:'Inter';font-style:normal;font-weight:300 500;font-display:swap;src:url(/static/fonts/inter-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 500;font-display:swap;src:url(/static/fonts/inter-latin.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#f4f4f2;--bg-2:#ebebe8;--fg:#0b0b0b;--muted:#6f6f6c;--line:rgba(0,0,0,.08);
  --dark:#050505;--dark-fg:#f4f4f2;--dark-muted:rgba(244,244,242,.62);--dark-line:rgba(255,255,255,.1);
  --accent:#1d54e2;--radius:24px;--radius-sm:12px;--gutter:clamp(16px,1.5vw,28px);
  --font:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{font-weight:400;letter-spacing:-.035em;line-height:1.04;text-wrap:balance}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.wrap{width:100%;margin:0 auto;padding:0 var(--gutter)}
.muted{color:var(--muted)}

/* nav */
.top{position:sticky;top:0;z-index:20;background:rgba(244,244,242,.86);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:60px}
.brand{display:inline-flex;align-items:center;gap:14px}
.brand img{height:26px;width:auto;display:block}
.brand span{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding-left:14px;border-left:1px solid var(--line);line-height:26px}
.nav{display:flex;gap:8px;align-items:center}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 22px;border-radius:999px;font:500 .95rem/1 var(--font);letter-spacing:-.01em;border:1px solid transparent;cursor:pointer;white-space:nowrap;transition:transform .35s var(--ease),background .25s,color .25s,border-color .25s}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:var(--fg);color:#fff}
.btn-dark:hover{background:#222}
.btn-light{background:#fff;color:var(--fg)}
.btn-light:hover{background:#f0f0ee}
.btn-ghost{background:transparent;color:inherit;border-color:currentColor}
.btn-sm{height:38px;padding:0 16px;font-size:.85rem}
.arrow-link{display:inline-flex;align-items:center;gap:6px;font-weight:500;font-size:.9rem;color:var(--muted)}
.arrow-link::after{content:"→";transition:transform .3s var(--ease)}
.arrow-link:hover{color:var(--fg)}
.arrow-link:hover::after{transform:translateX(4px)}
.eyebrow{font-size:.8rem;letter-spacing:.02em;color:var(--muted);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:8px;height:8px;background:var(--accent);border-radius:2px;flex:none}

/* subscribe form */
.sub{display:flex;gap:8px;flex-wrap:wrap;max-width:520px}
.sub input[type=email]{flex:1 1 220px;min-width:0;height:46px;padding:0 20px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--fg);font:400 .95rem var(--font)}
.sub input[type=email]:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.fine{font-size:.8rem;color:var(--muted);margin-top:12px}

/* archive */
.hero{padding:clamp(48px,7vw,104px) 0 clamp(36px,4vw,64px)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(24px,4vw,72px);align-items:end}
.hero h1{font-size:clamp(2.75rem,6.4vw,6rem);letter-spacing:-.045em;line-height:.98}
.hero .lead{font-size:clamp(1.05rem,1.35vw,1.35rem);line-height:1.4;letter-spacing:-.01em;color:var(--muted);margin-bottom:22px;max-width:44ch}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:0 0 20px}
.section-head h2{font-size:clamp(1.5rem,2.2vw,2.1rem);letter-spacing:-.03em}
.posts{list-style:none;margin:0;padding:0 0 clamp(56px,6vw,96px);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px 16px}
.posts li{min-width:0}
.posts .thumb{display:block;aspect-ratio:16/9;border-radius:var(--radius-sm);overflow:hidden;background:#dfe3ea}
.posts .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .7s var(--ease)}
.posts li:hover .thumb img{transform:scale(1.03)}
.posts .ph{display:flex;align-items:flex-end;width:100%;height:100%;padding:clamp(16px,1.6vw,26px);background:radial-gradient(120% 140% at 85% 10%,#1d54e2 0%,#0d2a78 42%,#050505 100%)}
.posts .ph span{color:#f4f4f2;font-size:clamp(1.1rem,1.7vw,1.6rem);letter-spacing:-.03em;line-height:1.1;max-width:18ch;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.posts .meta{font-size:.8rem;color:var(--muted);margin:14px 0 6px}
.posts h3{font-size:clamp(1.15rem,1.4vw,1.4rem);letter-spacing:-.02em;line-height:1.25}
.posts h3 a:hover{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.posts p{color:var(--muted);font-size:.95rem;line-height:1.45;margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty{color:var(--muted);padding:0 0 96px}

/* a post */
.post-head{padding:clamp(40px,5vw,80px) 0 clamp(24px,3vw,40px)}
.post-head .col,.post-body .col{max-width:760px;margin:0 auto}
.post-head h1{font-size:clamp(2.25rem,4.6vw,4rem);letter-spacing:-.04em;line-height:1.02;margin-top:20px}
.post-head .subtitle{font-size:clamp(1.05rem,1.35vw,1.35rem);line-height:1.4;letter-spacing:-.01em;color:var(--muted);margin-top:20px}
.post-cover{max-width:1040px;margin:0 auto clamp(28px,3vw,48px)}
.post-cover img{width:100%;height:auto;display:block;border-radius:var(--radius)}
.post-body{padding-bottom:clamp(56px,6vw,96px)}

/* long-form text. Posts brought over from the old system carry their own
   inline fonts and weights; the brand's win. */
.prose{font-size:1.08rem;line-height:1.7;overflow-wrap:break-word}
.prose *{font-family:inherit !important}
.prose h1,.prose h2,.prose h3,.prose h4{font-weight:400 !important;letter-spacing:-.025em;line-height:1.15;margin:2.2em 0 .7em;padding-top:.6em;border-top:1px solid var(--line);color:var(--fg) !important}
.prose h1,.prose h2{font-size:1.75rem !important}
.prose h3{font-size:1.3rem !important}
.prose h4{font-size:1.1rem !important;border-top:0;padding-top:0}
.prose>:first-child,.prose>div:first-child>:first-child{margin-top:0;border-top:0;padding-top:0}
.prose p,.prose ul,.prose ol{margin:0 0 1.2em}
.prose li{margin:.35em 0}
.prose a{color:var(--fg) !important;text-decoration:underline;text-underline-offset:3px;text-decoration-color:var(--accent)}
.prose a:hover{color:var(--accent) !important}
.prose img,.prose video,.prose iframe{max-width:100%;height:auto;border-radius:var(--radius-sm)}
.prose iframe{aspect-ratio:16/9;width:100%}
.prose blockquote{margin:1.5em 0;padding-left:1.2em;border-left:2px solid var(--accent);color:var(--muted)}
.prose code{font-family:var(--mono) !important;font-size:.9em;background:var(--bg-2);padding:2px 6px;border-radius:4px}
.prose pre{background:var(--dark);color:var(--dark-fg);padding:18px 20px;border-radius:var(--radius-sm);overflow-x:auto}
.prose pre code{background:none;padding:0}
.prose hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.prose table,.prose .bh__table{border-collapse:collapse;width:100%;margin:1.4em 0;font-size:.95rem}
.prose th,.prose td,.prose .bh__table_header,.prose .bh__table_cell{border:1px solid var(--line);padding:8px 10px;vertical-align:top;text-align:left}
.prose th,.prose .bh__table_header{background:var(--bg-2);font-weight:500}
.prose table p{margin:0}

/* dark closing section and footer */
.is-dark{background:var(--dark);color:var(--dark-fg)}
.cta{padding:clamp(56px,7vw,112px) 0}
.cta .wrap{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(24px,4vw,72px);align-items:end}
.cta h2{font-size:clamp(2.1rem,4.4vw,4.25rem)}
.cta .lead{color:var(--dark-muted);font-size:clamp(1.05rem,1.35vw,1.35rem);line-height:1.4;margin-bottom:22px;max-width:44ch}
.cta .sub input[type=email]{background:rgba(255,255,255,.06);border-color:var(--dark-line);color:var(--dark-fg)}
.cta .sub input[type=email]::placeholder{color:var(--dark-muted)}
.cta .fine{color:var(--dark-muted)}
.foot{background:var(--dark);color:var(--dark-muted);border-top:1px solid var(--dark-line);padding:36px 0 44px;font-size:.85rem}
.foot .wrap{display:flex;flex-wrap:wrap;gap:20px 40px;align-items:flex-start;justify-content:space-between}
.foot img{height:24px;width:auto;display:block;margin-bottom:14px}
.foot nav{display:flex;flex-wrap:wrap;gap:8px 24px}
.foot a{color:var(--dark-fg)}
.foot a:hover{text-decoration:underline;text-underline-offset:3px}

/* short message pages: thanks, unsubscribe, not found */
.msg{padding:clamp(72px,12vw,180px) 0;min-height:60vh}
.msg .col{max-width:760px}
.msg h1{font-size:clamp(2.25rem,4.6vw,4rem);letter-spacing:-.04em;margin:20px 0}
.msg p{color:var(--muted);font-size:clamp(1.05rem,1.35vw,1.35rem);line-height:1.4;margin-bottom:28px;max-width:44ch}
.msg form{margin:0}

@media (max-width:900px){
  .hero .wrap,.cta .wrap{grid-template-columns:1fr;align-items:start}
  .posts{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:560px){
  .posts{grid-template-columns:1fr}
  .brand span{display:none}
  .nav .btn-ghost{display:none}
}