/* ============================================================
   tankpuls-pages.css — shared styles for subpages
   Extends tankpuls.css. Use on simple content pages.
   ============================================================ */

/* Document page shell (content-heavy subpages) */
.doc{
  padding-top:clamp(64px, 8vw, 112px);
  padding-bottom:clamp(80px, 10vw, 140px);
}
.doc-head{
  display:grid;
  grid-template-columns:auto 1fr auto;
  gap:24px;
  align-items:baseline;
  font-family:var(--f-mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--n-500);
  padding-bottom:20px;
  border-bottom:1px solid var(--n-200);
  margin-bottom:40px;
}
.doc-head .n{color:var(--ink);font-weight:500;}
.doc-head .l{color:var(--n-700);}
.doc-head .r{color:var(--n-400);}

.doc-title{
  font-family:var(--f-display);
  font-size:clamp(40px, 6vw, 72px);
  font-weight:500;
  letter-spacing:-.035em;
  line-height:1.02;
  margin-bottom:24px;
  color:var(--ink);
  max-width:900px;
  text-wrap:balance;
}
.doc-title em{font-style:normal;color:var(--mint-deep);}

.doc-lede{
  font-size:19px;
  line-height:1.5;
  color:var(--n-700);
  max-width:640px;
  margin-bottom:64px;
}

/* Two-column docs layout: sticky TOC + prose */
.doc-layout{
  display:grid;
  grid-template-columns:240px 1fr;
  gap:64px;
  align-items:start;
}
.doc-toc{
  position:sticky;
  top:88px;
  font-family:var(--f-mono);
  font-size:12px;
}
.doc-toc h5{
  font-size:10px;
  text-transform:uppercase;
  letter-spacing:.12em;
  color:var(--n-500);
  font-weight:500;
  margin-bottom:16px;
}
.doc-toc ol{list-style:none;display:flex;flex-direction:column;gap:2px;counter-reset:toc;}
.doc-toc a{
  display:grid;
  grid-template-columns:28px 1fr;
  gap:10px;
  padding:8px 0 8px 12px;
  margin-left:-12px;
  color:var(--n-700);
  border-left:2px solid transparent;
  transition:all 160ms;
}
.doc-toc a::before{
  counter-increment:toc;
  content:counter(toc, decimal-leading-zero);
  color:var(--n-400);
}
.doc-toc a:hover,.doc-toc a.is-active{
  color:var(--ink);
  border-left-color:var(--mint);
  background:var(--n-50);
}

/* Prose */
.prose{max-width:720px;}
.prose h2{
  font-family:var(--f-display);
  font-size:28px;
  font-weight:500;
  letter-spacing:-.02em;
  line-height:1.15;
  margin:56px 0 16px;
  color:var(--ink);
  scroll-margin-top:88px;
}
.prose h2:first-child{margin-top:0;}
.prose h2::before{
  content:"";
  display:inline-block;
  width:16px;height:1px;
  background:var(--mint);
  vertical-align:middle;
  margin-right:12px;
  transform:translateY(-4px);
}
.prose h3{
  font-family:var(--f-display);
  font-size:18px;
  font-weight:500;
  letter-spacing:-.01em;
  margin:32px 0 10px;
  color:var(--ink);
}
.prose p{
  font-size:15.5px;
  line-height:1.65;
  color:var(--n-700);
  margin-bottom:16px;
  text-wrap:pretty;
}
.prose p b, .prose strong{color:var(--ink);font-weight:500;}
.prose ul,.prose ol{
  margin:0 0 16px 0;
  padding-left:20px;
  color:var(--n-700);
}
.prose li{
  font-size:15.5px;
  line-height:1.65;
  margin-bottom:6px;
}
.prose ul li::marker{color:var(--mint-deep);}
.prose a{
  color:var(--ink);
  border-bottom:1px solid var(--n-300);
  transition:border-color 160ms, color 160ms;
}
.prose a:hover{color:var(--mint-deep);border-bottom-color:var(--mint);}
.prose hr{
  border:0;border-top:1px solid var(--n-200);margin:48px 0;
}
.prose .callout{
  background:var(--n-50);
  border:1px solid var(--n-200);
  border-left:3px solid var(--mint);
  border-radius:var(--r-sm);
  padding:20px 24px;
  margin:24px 0;
}
.prose .callout b{color:var(--ink);font-weight:500;}

/* Meta card — publication / contact */
.meta-card{
  background:var(--n-50);
  border:1px solid var(--n-200);
  border-radius:var(--r-md);
  padding:24px;
  margin-bottom:40px;
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:24px;
}
.meta-card dt{
  font-family:var(--f-mono);
  font-size:10px;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--n-500);
  margin-bottom:6px;
}
.meta-card dd{
  font-size:14px;
  color:var(--ink);
  font-weight:500;
  line-height:1.55;
}
.meta-card dd.mono{font-family:var(--f-mono);font-weight:400;}

/* Tables */
.prose table{
  width:100%;
  border-collapse:collapse;
  margin:16px 0 24px;
  font-size:14px;
}
.prose th, .prose td{
  text-align:left;
  padding:10px 12px;
  border-bottom:1px solid var(--n-200);
  vertical-align:top;
}
.prose th{
  font-family:var(--f-mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--n-600);
  font-weight:500;
  background:var(--n-50);
}
.prose td{color:var(--n-700);}
.prose td b{color:var(--ink);font-weight:500;}
.prose td.mono, .prose th.mono{font-family:var(--f-mono);}

/* Code blocks */
.prose code{
  font-family:var(--f-mono);
  font-size:.88em;
  background:var(--n-100);
  padding:1px 6px;
  border-radius:4px;
  color:var(--ink);
}
.prose pre{
  background:var(--ink);
  color:var(--paper);
  padding:20px 24px;
  border-radius:var(--r-md);
  overflow-x:auto;
  font-family:var(--f-mono);
  font-size:13px;
  line-height:1.6;
  margin:16px 0 24px;
  border:1px solid var(--n-800);
}
.prose pre code{background:transparent;padding:0;color:inherit;font-size:inherit;}
.prose pre .c-key{color:#8DE5D8;}
.prose pre .c-str{color:#E4A33A;}
.prose pre .c-num{color:#14D8C0;}
.prose pre .c-kw{color:#9CA8B4;}
.prose pre .c-com{color:#5A6B7C;font-style:italic;}

/* API endpoint card */
.endpoint{
  background:var(--paper);
  border:1px solid var(--n-200);
  border-radius:var(--r-md);
  overflow:hidden;
  margin:16px 0 24px;
}
.endpoint-head{
  display:flex;
  align-items:center;
  gap:12px;
  padding:14px 20px;
  background:var(--n-50);
  border-bottom:1px solid var(--n-200);
  font-family:var(--f-mono);
  font-size:13px;
}
.endpoint-method{
  font-family:var(--f-mono);
  font-size:10px;
  font-weight:500;
  letter-spacing:.1em;
  padding:4px 8px;
  border-radius:4px;
  text-transform:uppercase;
}
.endpoint-method.get{background:var(--mint-soft);color:var(--mint-deep);}
.endpoint-method.post{background:rgba(228,163,58,.15);color:#B87A1E;}
.endpoint-path{
  color:var(--ink);
  font-weight:500;
  font-family:var(--f-mono);
  flex:1;
  font-size:13px;
}
.endpoint-desc{
  padding:16px 20px;
  font-size:14px;
  color:var(--n-700);
  line-height:1.55;
}
.endpoint-params{
  border-top:1px dashed var(--n-200);
  padding:14px 20px;
  font-family:var(--f-mono);
  font-size:12px;
  color:var(--n-600);
  display:grid;
  grid-template-columns:140px 80px 1fr;
  gap:8px 20px;
}
.endpoint-params b{color:var(--ink);font-weight:500;}
.endpoint-params .type{color:var(--mint-deep);}

/* Page hero (lighter than landing hero) */
.page-hero{
  background:var(--ink);
  color:var(--paper);
  padding:clamp(80px, 10vw, 140px) 0 clamp(72px, 9vw, 112px);
  position:relative;
  overflow:hidden;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(700px 400px at 85% 20%, rgba(20,216,192,.14) 0%, transparent 60%),
    radial-gradient(500px 300px at 10% 90%, rgba(20,216,192,.06) 0%, transparent 60%);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(ellipse at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 40%, #000 30%, transparent 80%);
  pointer-events:none;
}
.page-hero-inner{position:relative;z-index:1;}
.page-hero .breadcrumb{
  font-family:var(--f-mono);
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.12em;
  color:var(--n-400);
  margin-bottom:24px;
  display:flex;
  gap:10px;
  align-items:center;
}
.page-hero .breadcrumb a{color:var(--n-400);transition:color 160ms;}
.page-hero .breadcrumb a:hover{color:var(--mint);}
.page-hero .breadcrumb .sep{color:var(--n-600);}
.page-hero .breadcrumb .cur{color:var(--paper);}
.page-hero h1{
  font-family:var(--f-display);
  font-size:clamp(40px, 6vw, 80px);
  font-weight:500;
  letter-spacing:-.035em;
  line-height:1;
  margin-bottom:20px;
  text-wrap:balance;
  max-width:900px;
}
.page-hero h1 em{font-style:normal;color:var(--mint);}
.page-hero .lede{
  font-size:19px;
  line-height:1.5;
  color:var(--n-300);
  max-width:620px;
}

/* Generic reveal already in tankpuls.css */

@media (max-width: 900px){
  .doc-layout{grid-template-columns:1fr;gap:32px;}
  .doc-toc{position:static;border-bottom:1px solid var(--n-200);padding-bottom:24px;}
  .meta-card{grid-template-columns:1fr 1fr;}
  .endpoint-params{grid-template-columns:1fr;gap:4px;}
  .endpoint-params .type{color:var(--mint-deep);font-size:11px;}
}
@media (max-width: 560px){
  .meta-card{grid-template-columns:1fr;}
  .doc-head .r{display:none;}
}