/* Norhaven Letters - shared styles.
   Spec: vault docs/superpowers/specs/2026-06-06-norhaven-letters-design.md
   The Core 13 block kit as standardized components. Wide reading measure (1000px), per Joel. */
:root{
  --bone:#EFE6D0;--vellum:#E5DBC2;--pine:#2D3F2F;--pine-deep:#1E2A1E;
  --ink:#1A1410;--ink-deep:#130E0A;--gild:#C99E48;--gild-2:#E3BA63;--mahogany:#5B2E1F;
  --serif:'Cormorant Garamond',Georgia,serif;--sans:'Manrope',system-ui,sans-serif;
  --col:1000px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--vellum);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;}
img{display:block;}
.col{max-width:var(--col);margin:0 auto;padding:0 clamp(20px,4vw,40px);}
.eye{font-family:var(--sans);font-size:10px;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--mahogany);}
.em-m{font-style:italic;color:var(--mahogany);}
.em-g{font-style:italic;color:var(--gild-2);}

/* ============ nav ============ */
.nav{display:flex;align-items:center;gap:30px;padding:24px clamp(20px,5vw,54px);}
.nav .wm{font-family:var(--serif);font-style:italic;font-weight:500;font-size:24px;margin-right:auto;text-decoration:none;text-transform:none;letter-spacing:.01em;}
.nav a{font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;text-decoration:none;}
.nav.on-dark{position:absolute;top:0;left:0;right:0;z-index:5;}
.nav.on-dark .wm,.nav.on-dark a{color:#f3ead2;}
.nav.on-dark a.here{color:var(--gild-2);}
.nav.on-light .wm,.nav.on-light a{color:var(--ink);}
.nav.on-light a.here{color:var(--mahogany);}

/* ============ index: cinematic top ============ */
.cine{position:relative;min-height:min(86vh,720px);display:flex;flex-direction:column;justify-content:flex-end;}
.cine img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 58%;}
.cine .sc{position:absolute;inset:0;background:linear-gradient(245deg,rgba(15,17,13,.12) 30%,transparent 60%),linear-gradient(0deg,rgba(12,14,10,.86) 0%,rgba(12,14,10,.28) 48%,rgba(12,14,10,.42) 100%);}
.cine .txt{position:relative;z-index:3;padding:0 clamp(20px,5vw,54px) clamp(40px,7vh,70px);max-width:980px;}
.cine .eye{color:var(--gild-2);display:block;margin-bottom:18px;}
.cine h1{font-family:var(--serif);font-weight:500;font-size:clamp(54px,9vw,92px);line-height:.98;letter-spacing:-.02em;color:#f6f1e5;}
.cine .fr{font-family:var(--serif);font-size:clamp(18px,2.2vw,23px);line-height:1.45;color:rgba(246,241,229,.88);margin-top:22px;max-width:44ch;}

/* ============ index: the open letter ============ */
.sheet{background:var(--vellum);}
.sheet .inner{max-width:var(--col);margin:0 auto;padding:clamp(48px,7vw,78px) clamp(20px,4vw,40px) clamp(40px,6vw,64px);}
.sheet .meta{display:flex;align-items:baseline;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:30px;}
.sheet .date{font-family:var(--serif);font-style:italic;font-size:17px;color:rgba(26,20,16,.55);}
.sheet h2{font-family:var(--serif);font-weight:500;font-size:clamp(38px,5.4vw,58px);line-height:1.0;letter-spacing:-.022em;color:var(--pine);max-width:18ch;}
.sheet h2 a{color:inherit;text-decoration:none;}
.sheet .body{margin-top:32px;position:relative;}
.sheet .body p{font-family:var(--serif);font-size:clamp(19px,1.5vw,22px);line-height:1.6;color:rgba(26,20,16,.86);}
.sheet .body p:first-child{font-size:clamp(22px,1.8vw,26px);line-height:1.5;color:var(--ink);}
.sheet .body p+p{margin-top:1.05em;}
.sheet .fade{position:absolute;left:0;right:0;bottom:0;height:170px;background:linear-gradient(180deg,rgba(229,219,194,0),var(--vellum) 88%);}
.sheet .cont{display:flex;align-items:baseline;gap:22px;margin-top:8px;flex-wrap:wrap;}
.sheet .cont a{font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--mahogany);text-decoration:none;border-bottom:1.5px solid var(--gild);padding-bottom:5px;}
.sheet .cont .rt{font-family:var(--serif);font-style:italic;font-size:15px;color:rgba(26,20,16,.5);}

/* ============ BLOCK 1: the dateline (letter page) ============ */
.letter{background:var(--vellum);}
.lhead{padding:clamp(44px,6vw,76px) 0 0;}
.lhead .meta{display:flex;align-items:baseline;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:32px;}
.lhead .date{font-family:var(--serif);font-style:italic;font-size:18px;color:rgba(26,20,16,.55);}
.lhead h1{font-family:var(--serif);font-weight:500;font-size:clamp(44px,5.6vw,66px);line-height:1.0;letter-spacing:-.022em;color:var(--pine);max-width:18ch;}

/* ============ BLOCK 4: prose + BLOCK 5: the opening breath ============ */
.prose{padding:clamp(14px,1.8vw,22px) 0;}
.prose p{font-family:var(--serif);font-size:clamp(19px,1.5vw,22px);line-height:1.6;color:rgba(26,20,16,.87);}
.prose p+p{margin-top:1.05em;}
.prose.breath p:first-child{font-size:clamp(22px,1.8vw,26px);line-height:1.5;color:var(--ink);}

/* ============ BLOCK 6: the line ============ */
.line{padding:clamp(28px,3.6vw,44px) 0;}
.line p{font-family:var(--serif);font-weight:500;font-size:clamp(30px,3.2vw,42px);line-height:1.12;letter-spacing:-.016em;color:var(--pine);}

/* ============ BLOCK 7: the spoken word (blockquote) ============ */
.spoken{padding:clamp(20px,2.6vw,32px) 0;}
.spoken p{font-family:var(--serif);font-style:italic;font-weight:500;font-size:clamp(24px,2.4vw,32px);line-height:1.25;color:rgba(26,20,16,.78);}
.spoken p::before{content:'\201C';color:var(--gild);font-size:1.15em;}
.spoken p::after{content:'\201D';color:var(--gild);font-size:1.15em;}

/* ============ BLOCK 8: the drench ============ */
.drench{margin:clamp(44px,5.5vw,72px) 0;background:var(--pine-deep);position:relative;overflow:hidden;}
.drench::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 58% 65% at 86% 8%,rgba(201,158,72,.18),transparent 60%),radial-gradient(ellipse 40% 70% at 4% 96%,rgba(201,158,72,.07),transparent 55%);}
.drench .in{position:relative;padding:clamp(64px,7vw,96px) 0;z-index:2;}
.drench h2{font-family:var(--serif);font-weight:500;font-size:clamp(32px,3.6vw,46px);line-height:1.1;letter-spacing:-.018em;color:#f4eede;max-width:24ch;}

/* ============ BLOCK 9: the scene ============ */
.scene{margin:clamp(40px,5vw,64px) 0;position:relative;}
.scene img{width:100%;height:clamp(360px,52vw,560px);object-fit:cover;}
.scene .sc{position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,14,10,.78) 0%,rgba(12,14,10,.32) 18%,transparent 42%);}
.scene figcaption{position:absolute;left:0;right:0;bottom:22px;}
.scene figcaption span{font-family:var(--serif);font-style:italic;font-size:16px;color:rgba(246,241,229,.9);text-shadow:0 1px 14px rgba(12,14,10,.75);}

/* ============ diagram figure (architect's drawing, bone ground) ============ */
.diagram{margin:clamp(38px,5vw,58px) 0;}
.diagram figure{margin:0;}
.diagram img{width:100%;height:auto;background:var(--bone);border:1px solid rgba(26,20,16,.16);border-radius:3px;box-shadow:0 22px 46px -30px rgba(26,20,16,.42);}
.diagram figcaption{font-family:var(--serif);font-style:italic;font-size:clamp(15px,1.4vw,17px);line-height:1.5;color:rgba(26,20,16,.6);text-align:center;margin-top:15px;}

/* ============ BLOCK 10: the numbers ============ */
.numbers{padding:clamp(20px,2.6vw,32px) 0;}
.numbers .row{display:flex;align-items:baseline;gap:30px;padding:22px 0;flex-wrap:wrap;}
.numbers .row+.row{border-top:1px solid rgba(26,20,16,.14);}
.numbers .v{font-family:var(--serif);font-weight:500;font-size:clamp(36px,4vw,52px);line-height:1;color:var(--pine);letter-spacing:-.01em;white-space:nowrap;}
.numbers .v i{font-style:italic;color:var(--gild);padding:0 .08em;}
.numbers .l{font-family:var(--serif);font-size:18px;line-height:1.4;color:rgba(26,20,16,.62);}

/* ============ BLOCK 11: the rows ============ */
.rows{padding:clamp(20px,2.6vw,32px) 0;}
.rows .r{display:flex;gap:18px;align-items:baseline;padding:17px 0;border-top:1px solid rgba(91,46,31,.16);}
.rows .r:last-child{border-bottom:1px solid rgba(91,46,31,.16);}
.rows .rn{font-family:var(--serif);font-weight:600;font-style:italic;font-size:26px;color:var(--gild);width:34px;flex:none;line-height:1;}
.rows .rl{font-family:var(--serif);font-weight:600;font-size:21px;color:var(--ink);line-height:1.15;}
.rows .rd{font-family:var(--serif);font-size:17.5px;color:rgba(26,20,16,.62);line-height:1.38;margin-top:3px;}

/* ============ BLOCK 12: the test ============ */
.test{margin:clamp(36px,4.5vw,56px) 0;}
.test .card{border:1.5px solid rgba(91,46,31,.32);border-radius:6px;background:rgba(239,230,208,.55);padding:clamp(28px,3.4vw,44px) clamp(26px,3.4vw,46px);}
.test .eye{display:block;margin-bottom:16px;}
.test p{font-family:var(--serif);font-size:clamp(18px,1.45vw,21px);line-height:1.58;color:rgba(26,20,16,.85);}
.test p+p{margin-top:.95em;}
.test .q{font-style:italic;color:var(--pine);padding-left:22px;}

/* ============ BLOCK 13: the stamp break ============ */
.brk{display:flex;align-items:center;justify-content:center;gap:14px;padding:clamp(30px,4vw,48px) 0;color:rgba(26,20,16,.42);}
.brk .r{width:54px;height:1.5px;background:currentColor;opacity:.55;}
.brk .g{font-family:var(--serif);font-size:19px;color:var(--gild);}

/* ============ BLOCK 2: the signature (B + portrait, locked 2026-06-06) ============ */
.sign{padding:clamp(40px,5vw,60px) 0 clamp(48px,6vw,72px);}
.sign .vale{font-family:var(--serif);font-style:italic;font-size:clamp(20px,1.7vw,24px);color:rgba(26,20,16,.7);}
.sign .pcard{display:flex;align-items:center;gap:22px;margin-top:18px;}
.sign .pcard img{width:84px;height:84px;border-radius:50%;object-fit:cover;flex:none;border:2px solid rgba(91,46,31,.25);}
.sign .signname{font-family:var(--serif);font-style:italic;font-weight:600;font-size:clamp(30px,2.8vw,38px);color:var(--pine);letter-spacing:.01em;line-height:1.1;}
.sign .role{font-family:var(--serif);font-style:italic;font-size:16.5px;color:rgba(26,20,16,.55);margin-top:4px;}
.sign .writeback{margin-top:26px;border-top:1px solid rgba(91,46,31,.22);padding-top:20px;max-width:62ch;}
.sign .writeback p{font-family:var(--serif);font-size:clamp(17px,1.4vw,19.5px);line-height:1.55;color:rgba(26,20,16,.66);}
.sign .writeback a{color:var(--mahogany);font-weight:600;text-decoration:none;border-bottom:1.5px solid var(--gild);padding-bottom:2px;}
.sign .stamp{display:flex;align-items:center;gap:12px;color:rgba(26,20,16,.45);margin-top:22px;}
.sign .stamp .r{width:44px;height:1.5px;background:currentColor;opacity:.6;}
.sign .stamp .t{font-family:var(--sans);font-size:9.5px;letter-spacing:.32em;text-transform:uppercase;font-weight:700;}

/* ============ BLOCK 3: the delivery close ============ */
.deliver{background:var(--pine-deep);position:relative;overflow:hidden;}
.deliver::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 55% 70% at 84% 8%,rgba(201,158,72,.2),transparent 60%),radial-gradient(ellipse 50% 80% at 0% 100%,rgba(201,158,72,.07),transparent 55%);}
.deliver .inner{position:relative;max-width:var(--col);margin:0 auto;padding:clamp(56px,8vw,90px) clamp(20px,4vw,40px);z-index:2;}
.deliver .eye{color:var(--gild-2);}
.deliver h3{font-family:var(--serif);font-weight:500;font-size:clamp(30px,4.4vw,44px);line-height:1.05;letter-spacing:-.015em;color:#f4eede;margin-top:14px;}
.deliver p{font-family:var(--serif);font-size:clamp(16px,1.9vw,19px);line-height:1.55;color:rgba(244,238,222,.75);margin-top:18px;max-width:52ch;}
.deliver form{display:flex;gap:12px;margin-top:32px;max-width:520px;flex-wrap:wrap;}
.deliver input[type=email]{flex:1;min-width:220px;background:rgba(243,234,210,.07);border:1px solid rgba(201,158,72,.4);border-radius:3px;padding:15px 18px;font-family:var(--sans);font-size:13px;color:#f4eede;}
.deliver input[type=email]::placeholder{color:rgba(244,238,222,.45);}
.deliver button{background:var(--gild);border:none;border-radius:3px;padding:15px 26px;font-family:var(--sans);font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-deep);cursor:pointer;}
.deliver button:hover{background:var(--gild-2);}
.deliver .fine{font-family:var(--sans);font-size:10.5px;letter-spacing:.06em;color:rgba(244,238,222,.45);margin-top:16px;}

/* ============ footer ============ */
.foot{background:var(--ink-deep);padding:42px clamp(20px,5vw,54px);display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.foot .stamp{display:flex;align-items:center;gap:12px;color:rgba(243,234,210,.55);}
.foot .stamp .r{width:44px;height:1.5px;background:currentColor;opacity:.6;}
.foot .stamp .t{font-family:var(--sans);font-size:9.5px;letter-spacing:.32em;text-transform:uppercase;font-weight:700;}
.foot .links{display:flex;gap:26px;}
.foot .links a{font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:rgba(243,234,210,.5);text-decoration:none;}

/* ============ index: more letters (archive list) ============ */
.more{background:var(--vellum);}
.more .inner{max-width:var(--col);margin:0 auto;padding:clamp(30px,4vw,48px) clamp(20px,4vw,40px) clamp(44px,6vw,68px);}
.more .eye{color:var(--mahogany);display:block;margin-bottom:18px;}
.more .row{display:flex;align-items:baseline;justify-content:space-between;gap:18px;flex-wrap:wrap;text-decoration:none;padding:18px 0;border-top:1px solid rgba(91,46,31,.16);}
.more .row:last-child{border-bottom:1px solid rgba(91,46,31,.16);}
.more .row .t{font-family:var(--serif);font-size:clamp(19px,1.9vw,24px);color:var(--pine);line-height:1.2;}
.more .row .d{font-family:var(--serif);font-style:italic;font-size:15px;color:rgba(26,20,16,.5);white-space:nowrap;}
.more .row:hover .t{color:var(--mahogany);}

@media (max-width:640px){
  .nav{gap:18px;}
}

/* ============ nav lockup (pine mark + wordmark) ============ */
.nav .wm{display:inline-flex;align-items:center;gap:11px;}
.nav .wm .mk{height:32px;width:auto;display:block;}

/* ============ site footer (shared, all pages) ============ */
.site-foot{background:var(--ink-deep);position:relative;overflow:hidden;}
.site-foot::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 50% 60% at 90% 0%,rgba(201,158,72,.10),transparent 60%);}
.site-foot .sf-in{position:relative;max-width:var(--col);margin:0 auto;padding:clamp(44px,6vw,64px) clamp(20px,4vw,40px) clamp(28px,4vw,40px);display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:clamp(28px,5vw,60px);z-index:2;}
.sf-lock{display:inline-flex;align-items:center;gap:12px;text-decoration:none;}
.sf-lock img{height:42px;width:auto;display:block;}
.sf-lock span{font-family:var(--serif);font-style:italic;font-weight:500;font-size:26px;color:#f3ead2;}
.sf-tag{font-family:var(--serif);font-style:italic;font-size:16px;line-height:1.5;color:rgba(243,234,210,.55);margin-top:14px;max-width:30ch;}
.sf-h{display:block;font-family:var(--sans);font-size:9.5px;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--gild-2);margin-bottom:14px;}
.sf-col a{display:block;font-family:var(--serif);font-size:17px;color:rgba(243,234,210,.78);text-decoration:none;padding:5px 0;}
.sf-col a:hover{color:var(--gild-2);}
.sf-base{position:relative;max-width:var(--col);margin:0 auto;padding:18px clamp(20px,4vw,40px) clamp(30px,4vw,40px);display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:18px;border-top:1px solid rgba(243,234,210,.14);z-index:2;}
.sf-base>span{justify-self:start;}
.sf-base .sf-legal{order:3;justify-self:end;}
.sf-base .stamp{order:2;justify-self:center;}
@media(max-width:600px){.sf-base{grid-template-columns:1fr;justify-items:center;row-gap:12px;}.sf-base>span{justify-self:center;}.sf-base .sf-legal{justify-self:center;}}
.sf-base>span{font-family:var(--sans);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:rgba(243,234,210,.45);}
.sf-legal{display:flex;gap:20px;}
.sf-legal a{font-family:var(--sans);font-size:10px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:rgba(243,234,210,.5);text-decoration:none;}
.sf-legal a:hover{color:var(--gild-2);}
.site-foot .stamp{display:flex;align-items:center;gap:12px;color:rgba(243,234,210,.45);}
.site-foot .stamp .r{width:44px;height:1.5px;background:currentColor;opacity:.6;}
.site-foot .stamp .t{font-family:var(--sans);font-size:9.5px;letter-spacing:.32em;text-transform:uppercase;font-weight:700;}
@media(max-width:760px){.site-foot .sf-in{grid-template-columns:1fr 1fr;}.site-foot .sf-in>.sf-brand{grid-column:1/-1;}}