/* ============================================================
   PhonePact · Notes on Attention · blog stylesheet
   Design system: Ancient Pearl + Deep Organic Green (site v2 tokens)
   Type: Newsreader (editorial serif) + Geist Mono (metadata)
   ============================================================ */
:root{
  --pearl:#FAF9F5; --pearl-deep:#F1EFE8; --card:#FFFDF9;
  --ink:oklch(0.30 0.055 155); --ink-2:oklch(0.44 0.040 150);
  --ink-3:oklch(0.58 0.028 148); --ink-4:oklch(0.72 0.020 142);
  --hair:#DCD7CC; --hair-soft:#E8E4DA;
  --accent:oklch(0.38 0.090 152); --accent-pale:oklch(0.86 0.045 140);
  --green-deep:oklch(0.27 0.062 154);
  --serif:"Newsreader","Lora","EB Garamond",Georgia,serif;
  --mono:"Geist Mono","Liberation Mono",ui-monospace,monospace;
  --col:680px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:
    radial-gradient(1100px 700px at 15% 0%, rgba(255,255,255,.7), transparent 60%),
    radial-gradient(900px 650px at 95% 100%, rgba(232,228,218,.45), transparent 60%),
    var(--pearl);
  color:var(--ink); font-family:var(--serif);
  font-size:18px; line-height:1.62; letter-spacing:-0.004em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
::selection{background:var(--accent-pale); color:var(--ink)}
a{color:var(--accent); text-decoration:none; border-bottom:1px solid var(--hair);
  transition:border-color .2s}
a:hover{border-color:var(--accent)}
a:focus-visible{outline:2px solid var(--accent); outline-offset:3px; border-radius:2px}

/* ---------- shared chrome ---------- */
.wrap{width:min(100%, var(--col)); margin:0 auto; padding:0 22px}
.wrap.wide{--col:920px}
.topnav{
  display:flex; align-items:center; gap:26px;
  padding:26px 0; border-bottom:1px solid var(--hair-soft);
}
.brand{font-size:21px; font-weight:500; letter-spacing:-0.03em; color:var(--ink); border:none}
.brand .mark{display:inline-block; width:8px; height:8px; border-radius:50%;
  background:var(--accent); margin-right:8px; transform:translateY(-2px);
  animation:breathe 5s ease-in-out infinite}
@keyframes breathe{0%,100%{transform:translateY(-2px) scale(1); opacity:1}
  50%{transform:translateY(-2px) scale(1.35); opacity:.6}}
@media (prefers-reduced-motion:reduce){.brand .mark{animation:none}}
.topnav nav{margin-left:auto; display:flex; gap:20px}
.topnav nav a{font-family:var(--mono); font-size:11px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--ink-3); border:none}
.topnav nav a:hover,.topnav nav a[aria-current]{color:var(--ink)}

.kicker{font-family:var(--mono); font-size:11px; letter-spacing:.26em;
  text-transform:uppercase; color:var(--ink-3);
  display:flex; align-items:center; gap:9px}
.kicker .dot{width:7px; height:7px; border-radius:50%; background:var(--accent); flex:none}

footer{border-top:1px solid var(--hair-soft); margin-top:90px; padding:36px 0 60px;
  font-family:var(--mono); font-size:10.5px; letter-spacing:.14em;
  text-transform:uppercase; color:var(--ink-4); display:flex; gap:22px; flex-wrap:wrap}
footer a{color:var(--ink-3); border:none}

/* ============================================================
   INDEX (table-of-contents style)
   ============================================================ */
.index-hero{padding:74px 0 28px}
.index-hero h1{font-size:clamp(38px,6vw,54px); line-height:1.05; font-weight:600;
  letter-spacing:-0.028em; margin-top:16px}
.index-hero h1 em{font-style:italic; font-weight:500}
.index-hero p{margin-top:16px; font-size:19px; font-style:italic; color:var(--ink-2);
  max-width:520px}

.featured{margin:44px 0 10px; background:var(--card); border:1px solid var(--hair);
  border-radius:22px; padding:30px 34px; display:block; color:var(--ink); border-bottom-width:1px}
.featured:hover{border-color:var(--accent)}
.featured .kicker{margin-bottom:12px}
.featured h2{font-size:27px; line-height:1.2; font-weight:600; letter-spacing:-0.02em}
.featured p{margin-top:10px; color:var(--ink-2); font-size:16.5px}
.featured .meta{margin-top:16px}

.shelf{margin-top:58px}
.shelf-head{display:flex; align-items:baseline; gap:14px; padding-bottom:12px;
  border-bottom:1px solid var(--hair)}
.shelf-head h2{font-size:23px; font-weight:600; letter-spacing:-0.02em}
.shelf-head .label{font-family:var(--mono); font-size:10px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--ink-4); margin-left:auto}
.toc a.row{display:flex; align-items:baseline; gap:16px; padding:17px 4px;
  border:none; border-bottom:1px solid var(--hair-soft); color:var(--ink)}
.toc a.row:last-child{border-bottom:none}
.toc a.row:hover .t{color:var(--accent)}
.toc .n{font-family:var(--mono); font-size:10px; color:var(--ink-4); flex:none; width:22px}
.toc .t{font-size:18.5px; line-height:1.35}
.toc .meta{margin-left:auto; flex:none; font-family:var(--mono); font-size:9.5px;
  letter-spacing:.12em; text-transform:uppercase; color:var(--ink-4); text-align:right}
@media (max-width:560px){.toc .meta{display:none}}

/* ============================================================
   ARTICLE
   ============================================================ */
.progress{position:fixed; top:0; left:0; height:2px; background:var(--accent);
  width:0%; z-index:50; transition:width .1s linear}
article{padding-top:64px}
.crumbs{font-family:var(--mono); font-size:10px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--ink-4)}
.crumbs a{color:var(--ink-3); border:none}
article h1{font-size:clamp(32px,5.4vw,46px); line-height:1.1; font-weight:600;
  letter-spacing:-0.026em; margin-top:18px}
.byline{margin-top:18px; padding:14px 0; border-top:1px solid var(--hair-soft);
  border-bottom:1px solid var(--hair-soft); display:flex; align-items:center; gap:12px;
  font-size:14.5px; color:var(--ink-2); flex-wrap:wrap}
.byline .avatar{width:34px; height:34px; border-radius:50%; background:var(--pearl-deep);
  border:1px solid var(--hair); display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:10px; color:var(--ink-2); flex:none}
.byline .cred{font-style:italic}
.byline .date{margin-left:auto; font-family:var(--mono); font-size:9.5px;
  letter-spacing:.14em; text-transform:uppercase; color:var(--ink-4)}

.bluf{margin:34px 0 8px; background:var(--card); border:1px solid var(--hair);
  border-left:3px solid var(--accent); border-radius:18px; padding:22px 26px}
.bluf .label{font-family:var(--mono); font-size:9.5px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--ink-3); margin-bottom:10px}
.bluf p{font-size:18px; line-height:1.55; font-weight:500}

article h2{font-size:26px; line-height:1.25; font-weight:600; letter-spacing:-0.02em;
  margin:46px 0 14px}
article p{margin:16px 0; color:var(--ink)}
article em{color:var(--ink-2)}
article ul{margin:16px 0 16px 22px}
article li{margin:8px 0}
.pull{margin:30px 0; padding:4px 0 4px 22px; border-left:2px solid var(--accent-pale);
  font-size:21px; line-height:1.45; font-style:italic; color:var(--ink-2)}

/* inline anchor CTA (mid-article, one sentence) */
.inline-cta{font-style:italic}

/* the Pact Card: end-of-article CTA, app visual language */
.pact-card{margin:52px 0 10px; background:var(--card); border:1px solid var(--hair);
  border-radius:22px; padding:30px 32px; text-align:center;
  box-shadow:0 24px 60px -34px oklch(0.2 0.05 150/.35)}
.pact-card .kicker{justify-content:center; margin-bottom:14px}
.pact-card h3{font-size:25px; line-height:1.25; font-weight:600; letter-spacing:-0.02em}
.pact-card h3 em{font-style:italic; font-weight:500}
.pact-card p{margin:12px auto 0; max-width:420px; font-size:16px; color:var(--ink-2);
  font-style:italic}
.pact-card .btn{display:inline-block; margin-top:20px; padding:14px 30px;
  border:1.5px solid var(--accent); border-radius:999px; color:var(--accent);
  font-size:17px; background:var(--card)}
.pact-card .btn:hover{background:var(--accent-pale); border-color:var(--accent)}
.pact-card .doubt{margin-top:12px; font-family:var(--mono); font-size:9.5px;
  letter-spacing:.14em; text-transform:uppercase; color:var(--ink-4)}

/* FAQ */
.faq{margin-top:54px; border-top:1px solid var(--hair); padding-top:8px}
.faq h2{margin-top:26px}
.faq details{border-bottom:1px solid var(--hair-soft); padding:4px 0}
.faq summary{cursor:pointer; padding:15px 0; font-size:18px; font-weight:500;
  list-style:none; display:flex; align-items:baseline; gap:12px}
.faq summary::before{content:""; width:6px; height:6px; border-radius:50%;
  background:var(--accent-pale); flex:none; transform:translateY(-2px)}
.faq details[open] summary::before{background:var(--accent)}
.faq details p{padding:0 0 16px 18px; color:var(--ink-2); font-size:16.5px}

/* author box */
.author-box{margin-top:54px; background:var(--pearl-deep); border:1px solid var(--hair);
  border-radius:22px; padding:24px 28px; display:flex; gap:18px; align-items:flex-start}
img.avatar{object-fit:cover; display:block}
.author-box .avatar{width:52px; height:52px; border-radius:50%; background:var(--card);
  border:1px solid var(--hair); display:flex; align-items:center; justify-content:center;
  font-family:var(--mono); font-size:13px; color:var(--ink-2); flex:none}
.author-box h4{font-size:17px; font-weight:600}
.author-box p{margin-top:6px; font-size:15px; color:var(--ink-2); line-height:1.55}

/* related */
.related{margin-top:54px}
.related .label{font-family:var(--mono); font-size:10px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--ink-4); padding-bottom:10px;
  border-bottom:1px solid var(--hair)}

/* ---------- tables (comparison posts) ---------- */
.tablewrap{margin:26px 0; overflow-x:auto; border:1px solid var(--hair);
  border-radius:16px; background:var(--card)}
table{border-collapse:collapse; width:100%; font-size:15px}
th,td{padding:12px 16px; text-align:left; border-bottom:1px solid var(--hair-soft)}
th{font-family:var(--mono); font-size:10px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--ink-3); background:var(--pearl-deep); white-space:nowrap}
tbody tr:last-child td{border-bottom:none}
td strong{font-weight:600}

/* ---------- ordered lists ---------- */
article ol{margin:16px 0 16px 22px}
article ol li{margin:8px 0}

/* ---------- hub page intro ---------- */
.index-hero + div p{font-size:18px; margin:16px 0; color:var(--ink)}

/* Article hero images + author portrait */
.post-hero{display:block; width:100%; height:auto; aspect-ratio:1731/909; object-fit:cover; border-radius:14px; border:1px solid var(--hair); margin:0 0 30px}
.portrait{display:block; width:150px; height:150px; border-radius:50%; object-fit:cover; border:1px solid var(--hair); margin:0 0 22px}