/* ============================================================
   hugo-duality — theme stylesheet
   Ported from shiv.me production CSS (two locked skins from the
   shiv.me Design System: warm paper light / midnight dark),
   extended with editorial article styles for blog content.
   Axes: THEME (light/dark/auto) × MODE (product/hacker, home only).
   ============================================================ */

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}

/* ---------- THEME (light/dark) x MODE (product/hacker) ---------- */
body{
  font-family:'Hanken Grotesk',sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased;
  /* light + product (default) */
  --bg:#f6f2ea;--fg:#5c5347;--emph:#211d18;--mut:#6b6356;--accent:#1f5f8b;--rule:#e5ddcf;--surface:#efe7d8;--hl:#e3eef5;
  transition:background .45s ease,color .45s ease;
}
@media(prefers-color-scheme:dark){body:not(.light){--bg:#11131f;--fg:#a6aac6;--emph:#edeef7;--mut:#9095b6;--accent:#5b9dd9;--rule:#23263b;--surface:#181b2b;--hl:#1c2740}}
body.dark{--bg:#11131f;--fg:#a6aac6;--emph:#edeef7;--mut:#9095b6;--accent:#5b9dd9;--rule:#23263b;--surface:#181b2b;--hl:#1c2740}
body.light{--bg:#f6f2ea;--fg:#5c5347;--emph:#211d18;--mut:#6b6356;--accent:#1f5f8b;--rule:#e5ddcf;--surface:#efe7d8;--hl:#e3eef5}

/* HACKER mode overrides — terminal register, green accent, always darker surface feel */
body.hacker{--accent:#2faf6a;--hl:#12351f}
body.hacker.light{--bg:#0e1016;--fg:#9fb4a6;--emph:#e9f3ec;--mut:#8aa193;--rule:#1d2630;--surface:#141821;--hl:#13321f;--accent:#37c97c}
body.hacker:not(.light){--bg:#0a0c12;--fg:#8fa89a;--emph:#e9f3ec;--mut:#86a092;--rule:#1a222b;--surface:#10141c;--hl:#0f2a19;--accent:#37c97c}

.page{background:var(--bg);color:var(--fg);min-height:100vh;transition:background .45s,color .45s}
.wrap{max-width:760px;margin:0 auto;padding:0 28px}

/* ---------- NAV ---------- */
nav{display:flex;justify-content:space-between;align-items:center;padding:26px 0;font-family:'JetBrains Mono',monospace;font-size:12px;flex-wrap:wrap;gap:14px}
nav .mk{color:var(--emph);font-weight:600;text-decoration:none;letter-spacing:.02em}
nav .mk:hover{color:var(--accent)}
nav .right{display:flex;align-items:center;gap:6px}
nav a.lnk{color:var(--mut);text-decoration:none;margin-left:16px;transition:color .15s}
nav a.lnk:hover{color:var(--accent)}
nav a.lnk.active{color:var(--emph)}
nav .links{display:inline}
@media(max-width:520px){nav a.lnk{margin-left:0;margin-right:14px}nav .links{display:block;width:100%;order:3;margin-top:4px}}

/* MODE SWITCH — the star */
.switch{display:inline-flex;align-items:center;border:1px solid var(--rule);border-radius:999px;padding:3px;font-family:'JetBrains Mono',monospace;font-size:11px;font-weight:600;cursor:pointer;user-select:none;background:var(--surface);transition:.2s}
.switch:hover{border-color:var(--accent)}
.switch span{padding:6px 12px;border-radius:999px;color:var(--mut);transition:.25s;letter-spacing:.05em;text-transform:uppercase}
.switch .on{background:var(--accent);color:#fff}
body.hacker .switch .on{color:#06140c}
.toggle{background:none;border:1px solid var(--rule);color:var(--mut);font:inherit;font-size:13px;width:32px;height:32px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;margin-left:10px;transition:.15s}
.toggle:hover{color:var(--accent);border-color:var(--accent)}

/* ---------- HERO ---------- */
header{padding:60px 0 64px}
.tag{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent);letter-spacing:.16em;text-transform:uppercase;margin-bottom:22px;min-height:14px}
h1{font-size:clamp(40px,8.5vw,76px);line-height:.98;letter-spacing:-.03em;color:var(--emph);min-height:1.96em}
h1 .dot{color:var(--accent)}
body.hacker h1{font-family:'JetBrains Mono',monospace;font-weight:600;letter-spacing:-.04em;font-size:clamp(30px,6.5vw,56px)}
.cursor{display:inline-block;width:.6ch;background:var(--accent);animation:blink 1.1s steps(1) infinite;margin-left:2px}
@keyframes blink{50%{opacity:0}}
.lede{font-size:clamp(17px,2.3vw,21px);max-width:33em;margin-top:26px}
.lede b{color:var(--emph);font-weight:600}
body.hacker .lede{font-family:'JetBrains Mono',monospace;font-size:clamp(14px,1.9vw,16px);line-height:1.7}

.flip-cta{display:inline-flex;align-items:center;gap:8px;margin-top:30px;font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--accent);text-decoration:none;cursor:pointer;border-bottom:1px dashed var(--accent);padding-bottom:2px;transition:.15s}
.flip-cta:hover{gap:12px}
.cvbtn{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-family:'JetBrains Mono',monospace;font-size:12.5px;font-weight:600;color:#fff;background:var(--accent);text-decoration:none;padding:11px 18px;border-radius:8px;transition:.18s}
body.hacker .cvbtn{color:#06140c}
.cvbtn:hover{gap:12px;filter:brightness(1.08)}

/* ---------- SECTIONS ---------- */
section{padding:44px 0;border-top:1px solid var(--rule)}
.lbl{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent);letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px}
h2{font-size:clamp(23px,4vw,30px);margin-bottom:14px;letter-spacing:-.015em;color:var(--emph)}
body.hacker h2{font-family:'JetBrains Mono',monospace;font-weight:600;font-size:clamp(20px,3.4vw,26px)}
p.body{max-width:44em;margin-bottom:12px}
p.body:last-child{margin-bottom:0}
.lk{color:var(--accent);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px;padding:0 1px;transition:background .15s}
.lk:hover{background:var(--hl)}

/* mode-swap content */
.m{display:none}
body:not(.hacker) .m.product{display:block}
body.hacker .m.hacker{display:block}
.fade{animation:fadein .5s ease}
@keyframes fadein{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* career ladder (product) */
.ladder{list-style:none;margin-top:6px}
.ladder li{position:relative;padding:0 0 24px 26px;border-left:2px solid var(--rule)}
.ladder li:last-child{padding-bottom:0}
.ladder li::before{content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--accent)}
.ladder li:first-child::before{background:var(--accent)}
.ladder .co{font-family:'JetBrains Mono',monospace;font-size:12px;font-weight:600;color:var(--accent);letter-spacing:.04em;text-transform:uppercase;margin-bottom:5px}
.ladder .ro{color:var(--fg);max-width:44em}
.ladder .ro b{color:var(--emph);font-weight:700}

/* project cards (hacker + lists) */
.grid{display:grid;gap:12px;grid-template-columns:1fr;margin-top:6px}
@media(min-width:560px){.grid{grid-template-columns:1fr 1fr}}
.card{border:1px solid var(--rule);padding:18px;text-decoration:none;display:block;transition:.2s;background:var(--surface);border-radius:8px;font-family:'JetBrains Mono',monospace}
.card:hover{border-color:var(--accent);transform:translateY(-2px)}
.card h3{font-size:14px;color:var(--emph);font-weight:600;margin-bottom:6px;display:flex;justify-content:space-between}
.card h3 .s{color:var(--accent);font-size:11px}
.card p{color:var(--mut);font-size:13px;line-height:1.5}

/* find me */
.out{display:grid;grid-template-columns:1fr;gap:2px;margin-top:6px;font-family:'JetBrains Mono',monospace;font-size:14px}
@media(min-width:560px){.out{grid-template-columns:1fr 1fr}}
.out a{display:flex;justify-content:space-between;color:var(--emph);text-decoration:none;padding:12px 4px;border-bottom:1px solid var(--rule);transition:.15s}
.out a:hover{color:var(--accent);padding-left:10px}
.out a .h{color:var(--mut)}

footer{padding:46px 0 56px;border-top:1px solid var(--rule);font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--mut);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---------- SUBPAGE HERO ---------- */
.sub-hero{padding:64px 0 28px}
.sub-hero .tag{margin-bottom:18px}
.sub-hero h1{font-size:clamp(34px,7vw,58px);min-height:auto;margin-bottom:18px}
.soon{font-size:clamp(16px,2.2vw,19px);color:var(--mut);max-width:34em}
.soon a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.back{display:inline-block;margin-top:32px;font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--accent);text-decoration:none;border-bottom:1px dashed var(--accent);padding-bottom:2px}

/* breadcrumb eyebrow — path segments are links, current segment plain */
.tag a{color:inherit;text-decoration:none;border-bottom:1px dashed transparent;padding-bottom:1px;transition:.15s}
.tag a:hover{border-bottom-color:var(--accent)}

/* ============================================================
   BLOG EXTENSIONS (new in hugo-duality)
   ============================================================ */

/* post meta under titles */
.meta{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--mut);margin-top:4px}
.meta a.mlk{color:var(--accent);text-decoration:none}
.meta a.mlk:hover{text-decoration:underline;text-underline-offset:3px}

/* post rows (lists, archive, search results, homepage recent) */
.post-rows{margin-top:6px}
.note{display:block;padding:12px 0;border-bottom:1px solid var(--rule);text-decoration:none}
.note b{color:var(--emph);font-weight:600;font-size:16px;transition:color .15s}
.note:hover b{color:var(--accent)}
.note span{display:block;color:var(--mut);font-family:'JetBrains Mono',monospace;font-size:11px;margin-top:2px}
.more{display:inline-block;margin-top:18px;font-family:'JetBrains Mono',monospace;font-size:12px}

/* archive year groups */
.year-group{padding:10px 0 18px}
h2.year{font-family:'JetBrains Mono',monospace;font-size:14px;color:var(--accent);letter-spacing:.08em;margin:14px 0 2px}

/* tag pills */
.tagrow{display:flex;flex-wrap:wrap;gap:8px;padding:26px 0 0}
.tagrow.terms{padding-top:6px}
.pill{font-family:'JetBrains Mono',monospace;font-size:12px;color:var(--fg);background:var(--surface);border:1px solid var(--rule);border-radius:999px;padding:5px 12px;text-decoration:none;transition:.15s}
.pill:hover{border-color:var(--accent);color:var(--accent)}
.pill .h{color:var(--mut);font-size:10px}

/* prev/next pager */
.pager{display:flex;justify-content:space-between;gap:14px;padding:30px 0 0;font-family:'JetBrains Mono',monospace;font-size:12.5px}
.pager a{color:var(--accent);text-decoration:none;border-bottom:1px dashed var(--accent);padding-bottom:2px;max-width:46%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* search */
.search-input{width:100%;font:inherit;font-family:'JetBrains Mono',monospace;font-size:15px;color:var(--emph);background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:13px 16px;outline:none;transition:border-color .15s;margin-bottom:14px}
.search-input:focus{border-color:var(--accent)}
.search-input::placeholder{color:var(--mut)}

/* ---------- ARTICLE CONTENT ---------- */
.content{font-size:17px}
.content.intro{border-top:none;padding-top:0}
.content>*+*{margin-top:1em}
.content h1,.content h2,.content h3,.content h4{color:var(--emph);letter-spacing:-.015em;margin-top:1.8em}
.content h2{font-size:clamp(21px,3.4vw,26px)}
.content h3{font-size:clamp(18px,2.8vw,21px)}
.content h4{font-size:16px;font-family:'JetBrains Mono',monospace}
.content a{color:var(--accent);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px;padding:0 1px;transition:background .15s}
.content a:hover{background:var(--hl)}
.content b,.content strong{color:var(--emph)}
.content ul,.content ol{padding-left:1.4em}
.content li{margin-top:.35em}
.content blockquote{border-left:3px solid var(--accent);padding:2px 0 2px 18px;color:var(--mut);font-style:italic}
.content blockquote p+p{margin-top:.6em}
.content hr{border:none;border-top:1px solid var(--rule);margin:2.2em 0}
.content img,.content video{max-width:100%;height:auto;border-radius:8px;border:1px solid var(--rule)}
.content figure figcaption{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--mut);margin-top:8px;text-align:center}
.content table{width:100%;border-collapse:collapse;font-size:15px;display:block;overflow-x:auto}
.content th,.content td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--rule)}
.content th{color:var(--emph);font-family:'JetBrains Mono',monospace;font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.content code{font-family:'JetBrains Mono',monospace;font-size:.85em;background:var(--surface);border:1px solid var(--rule);border-radius:4px;padding:1px 5px;color:var(--emph)}
.content pre{background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:16px 18px;overflow-x:auto;font-size:13.5px;line-height:1.55}
.content pre code{background:none;border:none;padding:0;font-size:inherit;color:inherit}
.content .highlight{margin-top:1em}
.content sup a{text-decoration:none;padding:0 2px}
.content .footnotes{font-size:14px;color:var(--mut)}

/* ---------- CHROMA SYNTAX PALETTE (uses theme vars + fixed hues) ---------- */
.chroma{color:var(--fg)}
.chroma .c,.chroma .c1,.chroma .cm,.chroma .ch,.chroma .cs{color:var(--mut);font-style:italic}          /* comments */
.chroma .k,.chroma .kc,.chroma .kd,.chroma .kn,.chroma .kp,.chroma .kr,.chroma .kt{color:var(--accent);font-weight:600} /* keywords */
.chroma .s,.chroma .s1,.chroma .s2,.chroma .sb,.chroma .sc,.chroma .sd,.chroma .sh,.chroma .si,.chroma .sx{color:#7a9e46} /* strings */
body.dark .chroma .s,body.dark .chroma .s1,body.dark .chroma .s2,body.dark .chroma .sd{color:#9ec46a}
.chroma .m,.chroma .mi,.chroma .mf,.chroma .mh,.chroma .mo{color:#b0722f}                                /* numbers */
.chroma .nf,.chroma .fm{color:var(--emph);font-weight:600}                                               /* functions */
.chroma .nt,.chroma .nc,.chroma .nn{color:var(--accent)}                                                 /* tags/classes */
.chroma .o,.chroma .p{color:var(--fg)}                                                                   /* operators */
.chroma .gd{color:#b2554e}.chroma .gi{color:#7a9e46}                                                     /* diff */
.chroma .hl{background:var(--hl);display:block}
.chroma .lnt,.chroma .ln{color:var(--mut);padding:0 8px 0 0}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .cursor{display:none}
}