/* VaporMemory product page. Tokens are the dashboard's own (vapormemory/web/style.css):
   mint on blue-black, provider colours for sources, the graph's blue-to-red heat. */
:root{
  color-scheme:dark;
  --bg:#101519;--panel:#192126;--panel2:#1e282e;--line:#2c383e;--line2:#3a4a52;
  --ink:#e7efed;--muted:#a3b2b2;
  --acc:#a8dbbf;--acc-d:#7fd39b;--cool:#79acdc;--warm:#efd05f;--hot:#f4b6a7;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.7;scroll-behavior:smooth;
}
*{box-sizing:border-box}
body{margin:0;color:var(--ink);background:
  radial-gradient(ellipse at 88% -8%,#a8dbbf14,transparent 44rem),
  radial-gradient(ellipse at 4% 34%,#79acdc10,transparent 48rem),
  linear-gradient(180deg,#0c1115,#101519 55%,#0c1115),var(--bg)}
a{color:var(--acc);text-underline-offset:4px}
button,input,select{font:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--acc);outline-offset:4px}
h1,h2,h3,h4,p{margin-top:0}
h2{font-size:clamp(1.6rem,3.4vw,2.5rem);line-height:1.2;letter-spacing:-.035em}
h3{line-height:1.3;font-size:1.06rem;letter-spacing:-.01em}
p{color:var(--muted)}
.wrap{width:min(1160px,calc(100% - 48px));margin-inline:auto}
.site-header{max-width:1280px;margin:auto;padding:24px 36px;display:flex;align-items:center;
  justify-content:space-between;gap:20px;border-bottom:1px solid #a8dbbf2e}
.site-header>a:last-child{font-size:.82rem;text-decoration:none;color:var(--muted)}
.brand{display:flex;align-items:center;font-family:Georgia,serif;font-size:1.55rem;
  letter-spacing:-.05em;text-decoration:none;color:var(--ink)}
.brand .wordmark{color:inherit}
.brand .wordmark span{color:var(--acc)}
.brand img{margin-right:10px}
.skip{position:absolute;left:16px;top:-80px;padding:8px;background:var(--bg);z-index:10}
.skip:focus{top:8px}
.eyebrow,.number{font:600 .7rem/1.4 ui-monospace,monospace;letter-spacing:.12em;
  text-transform:uppercase;color:var(--acc)}
.eyebrow::before{content:"// "}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:64px;padding-block:80px 84px}
h1{font:400 clamp(2.6rem,5.4vw,4.2rem)/1.08 Georgia,serif;letter-spacing:-.045em;margin-bottom:24px}
h1 em{color:var(--acc);font-weight:400;font-style:italic}
.lede{font-size:1.05rem;max-width:34rem}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:46px;
  padding:10px 20px;border:1px solid #a8dbbf66;border-radius:3px;font-family:ui-monospace,monospace;
  text-transform:uppercase;letter-spacing:.08em;background:transparent;color:var(--acc);
  font-weight:650;font-size:.88rem;text-decoration:none;transition:background .15s,transform .15s}
.button:hover{background:#a8dbbf14;transform:translateY(-1px)}
.button.primary{background:var(--acc);border-color:var(--acc);color:#10251a}
.button.primary:hover{background:#bfe8d1}
.hero-meta{font:.73rem/1.7 ui-monospace,monospace;margin-top:22px;color:var(--muted)}

/* The hero card is a drawing of one recall result, not a screenshot. */
.recall{background:var(--panel);border:1px solid var(--line2);border-radius:10px;padding:18px;
  font-family:ui-monospace,monospace;font-size:.78rem}
.recall-top{display:flex;justify-content:space-between;gap:12px;color:var(--muted);
  letter-spacing:.08em;text-transform:uppercase;font-size:.64rem;margin-bottom:14px}
.sample-tag{border:1px solid var(--line2);border-radius:999px;padding:1px 9px;color:var(--warm)}
.hit{border:1px solid var(--line);border-left:3px solid var(--provider,var(--acc));border-radius:6px;
  padding:12px 14px;margin-bottom:10px;background:var(--panel2)}
.hit-src{color:var(--provider,var(--acc));font-size:.66rem;letter-spacing:.09em;text-transform:uppercase}
.hit h3{font-size:.9rem;margin:6px 0 6px;font-family:system-ui,sans-serif}
.hit p{margin:0;font-size:.76rem;line-height:1.6}
.hit-why{margin-top:9px;color:var(--cool);font-size:.7rem}
.hit-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:9px;color:var(--muted);font-size:.66rem}
.hit-meta b{font-weight:600;color:var(--ink)}
.state-ok{color:var(--acc)}
.state-drift{color:var(--hot)}
.recall-foot{color:var(--muted);font-size:.68rem;border-top:1px solid var(--line);padding-top:11px}

/* ---------- bands ---------- */
section.wrap{padding-block:64px}
.sec-lede{max-width:46rem;font-size:1.02rem}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(15rem,1fr));gap:34px}
.features h2{font-size:1.18rem;margin:10px 0 8px;letter-spacing:-.01em}
.features p{font-size:.93rem;margin:0}

.pipeline{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:16px;margin-top:30px}
.stage{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:18px}
.stage span{font:600 .66rem/1.4 ui-monospace,monospace;letter-spacing:.12em;text-transform:uppercase;color:var(--cool)}
.stage h3{margin:9px 0 7px}
.stage p{font-size:.88rem;margin:0}

.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}
.panel h3{margin-bottom:12px}
.rowlist{list-style:none;margin:0;padding:0;font-size:.86rem}
.rowlist li{display:flex;justify-content:space-between;gap:14px;padding:9px 0;
  border-bottom:1px solid var(--line);color:var(--muted)}
.rowlist li:last-child{border-bottom:0}
.rowlist b{color:var(--ink);font-weight:600}
.rowlist .glyph{color:var(--provider,var(--acc));margin-right:8px}

.usage-table{width:100%;border-collapse:collapse;font-size:.84rem}
.usage-table caption{text-align:left;color:var(--muted);font-size:.78rem;padding-bottom:10px}
.usage-table th,.usage-table td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}
.usage-table th{font:600 .66rem/1.4 ui-monospace,monospace;letter-spacing:.1em;
  text-transform:uppercase;color:var(--muted)}
.usage-table td:last-child{color:var(--cool);font-family:ui-monospace,monospace;font-size:.76rem}
.usage-table tbody tr:last-child td{border-bottom:0}

.limits{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:20px;margin-top:28px}
.limit{background:var(--panel);border:1px solid var(--line);border-left:2px solid var(--hot);
  border-radius:8px;padding:17px}
.limit h3{margin-bottom:7px;font-size:1rem}
.limit p{font-size:.88rem;margin:0}

details.faq{border-top:1px solid var(--line);padding:16px 0}
details.faq summary{font-weight:600;cursor:pointer;color:var(--ink)}
details.faq p{margin:12px 0 0;font-size:.93rem;max-width:52rem}

.page-foot{border-top:1px solid var(--line);margin-top:40px}
.page-foot .wrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;
  padding-block:26px 46px;font-size:.8rem;color:var(--muted)}

/* Long identifiers, hashes and table text must not widen the page. */
p,li,td,th,summary,h1,h2,h3,h4{overflow-wrap:anywhere}
.panel:has(.usage-table){overflow-x:auto}
.usage-table{min-width:34rem}

@media (max-width:560px){
  .usage-table{min-width:0}
  .usage-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
  .usage-table tr{display:block;border-bottom:1px solid var(--line);padding:6px 0}
  .usage-table tr:last-child{border-bottom:0}
  .usage-table td{display:flex;justify-content:space-between;gap:12px;border-bottom:0;padding:4px 0}
  .usage-table td::before{content:attr(data-label);color:var(--muted);
    font:600 .66rem/1.6 ui-monospace,monospace;letter-spacing:.1em;text-transform:uppercase}
  .rowlist li{flex-wrap:wrap}
}
@media (max-width:900px){
  .hero{grid-template-columns:1fr;gap:38px;padding-block:52px 44px}
  .split{grid-template-columns:1fr;gap:28px}
  .site-header{padding:18px 20px;flex-wrap:wrap}
  .wrap{width:min(1160px,calc(100% - 32px))}
  section.wrap{padding-block:46px}
}
@media (prefers-reduced-motion:reduce){:root{scroll-behavior:auto}.button{transition:none}}

/* ---------- header nav ---------- */
.site-header nav{display:flex;align-items:center;gap:26px;font-size:.84rem}
.site-header nav a{color:var(--muted);text-decoration:none}
.site-header nav a:hover{color:var(--ink)}
.site-header .nav-home{border:1px solid var(--line2);border-radius:3px;padding:6px 12px;color:var(--ink)!important}
.state-ref{color:var(--cool)}
.hit-withheld{background:transparent;border-style:dashed;border-left-style:solid}
.hit-withheld h3{text-decoration:line-through;text-decoration-color:#f4b6a799}
.panel-note{margin:14px 0 0;font-size:.84rem}
.after-note{margin-top:20px;max-width:46rem}
.usage-panel{margin-top:26px}
.chip-inline{white-space:nowrap;font:600 .78rem ui-monospace,monospace;color:var(--acc);border:1px solid #a8dbbf55;border-radius:20px;padding:1px 8px}
.pair img{display:block;margin-bottom:12px}
.pair .button{margin-top:6px}
.library{margin-top:34px}
.library p:last-child{margin-bottom:0}

/* ---------- graph drawing ---------- */
.graph-art{margin:0;background:#0c1116;border:1px solid var(--line);border-radius:12px;padding:16px}
.graph-art svg{display:block;width:100%;height:auto}
.graph-art .edges line{stroke:#729fbb88;stroke-width:1.4}
.graph-art .edges line.sim{stroke:#66879a99;stroke-dasharray:2 5}
.graph-art .nodes circle{filter:drop-shadow(0 0 6px currentColor)}
.graph-art .worn{stroke:#e7efed66;stroke-dasharray:1.5 2.5;stroke-width:2;opacity:.7}
.graph-art .nodes{transform-origin:180px 130px;animation:drift 18s ease-in-out infinite alternate}
.graph-art figcaption{display:flex;flex-wrap:wrap;gap:14px;margin-top:10px;font:.7rem ui-monospace,monospace;color:var(--muted)}
.graph-art figcaption i{display:inline-block;width:22px;height:0;vertical-align:middle;margin-right:6px}
.lg-ref{border-top:1.5px solid #729fbb}.lg-sim{border-top:1.5px dotted #8fb3c6}
.lg-heat{height:6px!important;border-radius:4px;background:linear-gradient(90deg,#559bf4,#64d9d0,#f5d870,#f27854)}
@keyframes drift{from{transform:rotate(-3deg) scale(.98)}to{transform:rotate(3deg) scale(1.01)}}

/* ---------- demo ---------- */
.demo-section{scroll-margin-top:12px}
.demo-layout{display:grid;grid-template-columns:minmax(0,17rem) minmax(0,1fr);gap:34px;margin-top:30px;align-items:start}
.guide-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.guide-heading button{background:none;border:0;color:var(--acc);font-size:.8rem;padding:8px}
.guide-buttons{display:flex;flex-direction:column;gap:3px}
.guide-buttons button{display:flex;gap:14px;align-items:center;text-align:left;background:none;color:var(--ink);border:1px solid transparent;border-radius:6px;padding:10px 12px;font-size:.88rem}
.guide-buttons button span{font:.66rem ui-monospace,monospace;color:var(--muted)}
.guide-buttons button:hover{background:#ffffff08}
.guide-buttons button[aria-pressed=true]{background:#a8dbbf12;border-color:#a8dbbf44;color:var(--acc)}
.guide-note{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-size:.86rem;min-height:7.5em}
.demo-disclosure{font-size:.76rem}
.demo-console{background:var(--panel);border:1px solid var(--line2);border-radius:12px;padding:18px;min-width:0;box-shadow:0 30px 70px #0006}
.vm-query{display:grid;grid-template-columns:auto minmax(0,1fr) auto minmax(0,13rem) auto;gap:10px;align-items:center;padding-bottom:16px;border-bottom:1px solid var(--line)}
.vm-query label{font:600 .66rem ui-monospace,monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.vm-query input,.vm-query select{min-width:0;min-height:42px;background:var(--bg);color:var(--ink);border:1px solid var(--line2);border-radius:6px;padding:8px 10px}
.vm-query .button{min-height:42px}
.vm-panes{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:16px;margin-top:16px}
.vm-results{display:flex;flex-direction:column;gap:10px;min-width:0}
.vm-meta{margin:0;font:.72rem ui-monospace,monospace}
.vm-empty{font-size:.84rem;margin:0}
.vm-warn{margin:0;font-size:.8rem;color:var(--hot);border:1px solid #f4b6a744;background:#f4b6a70d;border-radius:6px;padding:8px 10px}
.vm-hit{border:1px solid var(--line);border-left:3px solid var(--provider);border-radius:6px;padding:12px 14px;background:var(--panel2);animation:arrive .35s ease-out}
.vm-hit.is-repeat{background:transparent;border-style:dashed;border-left-style:solid}
.vm-hit-top{display:flex;justify-content:space-between;gap:10px}
.vm-src{font:600 .64rem ui-monospace,monospace;letter-spacing:.09em;text-transform:uppercase;color:var(--provider)}
.vm-rank{font:.66rem ui-monospace,monospace;color:var(--muted)}
.vm-hit h4{margin:6px 0;font-size:.92rem}
.vm-hit p{margin:0 0 6px;font-size:.82rem;line-height:1.6}
.vm-why{color:var(--cool)!important;font:.72rem/1.5 ui-monospace,monospace!important}
.vm-facts{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0}
.vm-facts span{font:.66rem ui-monospace,monospace;border:1px solid var(--line2);border-radius:999px;padding:2px 8px;color:var(--muted)}
.vm-facts b{color:var(--ink);font-weight:600}
.vm-facts .ok{color:#8fd6a8;border-color:#375644;background:#37564433}
.vm-facts .ref{color:var(--cool);border-color:#79acdc55}
.vm-facts .warn{color:#e8c07a;border-color:#4d4128;background:#4d412833}
.vm-read,.vm-actions button{background:none;border:1px solid var(--line2);color:var(--acc);border-radius:5px;padding:6px 12px;font-size:.78rem}
.vm-read:hover,.vm-actions button:hover{background:#a8dbbf12}
.vm-json summary{cursor:pointer;font-size:.8rem;color:var(--muted)}
.vm-json pre,.vm-card pre{white-space:pre-wrap;overflow-wrap:anywhere;font:.72rem/1.55 ui-monospace,monospace;background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:10px;margin:8px 0 0;max-height:22rem;overflow:auto;color:var(--ink)}
.vm-side{display:flex;flex-direction:column;gap:12px;min-width:0}
.vm-card{border:1px solid var(--line);border-radius:8px;padding:14px;background:var(--bg)}
.vm-card h3{font:600 .7rem ui-monospace,monospace;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.vm-id{font:.74rem ui-monospace,monospace;color:var(--ink);margin:0 0 4px}
.vm-proof{font:.72rem ui-monospace,monospace;color:#8fd6a8;margin:0}
.vm-error{font-size:.82rem;color:var(--hot);margin:6px 0 0}
.vm-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0}
.vm-stats div{border:1px solid var(--line);border-radius:6px;padding:8px 10px}
.vm-stats dt{font-size:.7rem;color:var(--muted)}
.vm-stats dd{margin:0;font-size:1.25rem;color:var(--ink)}
.vm-fine{margin:10px 0 0;font-size:.72rem}
.vm-claims{margin:10px 0;padding-left:1.2rem;font-size:.82rem;display:grid;gap:8px}
.vm-claims li{color:var(--muted)}
.vm-claims span{display:block;color:var(--ink)}
.vm-claims small{display:block;font:.68rem ui-monospace,monospace;overflow-wrap:anywhere}
.vm-claims b,.vm-status-line b{font:600 .7rem ui-monospace,monospace}
.ok{color:#8fd6a8}.adj{color:#e8c07a}.adj s{color:var(--muted);margin-right:4px}
.vm-status-line{font-size:.82rem;margin:0 0 6px}
.vm-adjust{margin:0 0 10px;padding-left:1.1rem;font-size:.78rem;color:var(--muted)}
.vm-actions{display:flex;gap:8px;flex-wrap:wrap}
.vm-actions [data-confirm]{background:var(--acc);color:#10251a;border-color:var(--acc)}
.vm-record{list-style:none;margin:8px 0 0;padding:0;font-size:.8rem}
.vm-record li{display:flex;justify-content:space-between;gap:10px;padding:6px 0;border-bottom:1px solid var(--line);color:var(--muted)}
.vm-record b{color:var(--ink);text-align:right;overflow-wrap:anywhere}
.vm-status{margin:14px 0 0;font-size:.8rem;color:var(--acc);min-height:1.4em}
@keyframes arrive{from{opacity:0;transform:translateY(6px)}}
@media (max-width:1060px){.vm-panes{grid-template-columns:1fr}.vm-query{grid-template-columns:auto minmax(0,1fr)}.vm-query .button{grid-column:1/-1}}
@media (max-width:900px){.demo-layout{grid-template-columns:1fr}.guide-buttons{display:grid;grid-template-columns:1fr 1fr}.guide-note{min-height:0}.site-header nav{gap:16px;flex-wrap:wrap}}
@media (max-width:560px){.guide-buttons{grid-template-columns:1fr}.demo-console{padding:12px}.vm-query{grid-template-columns:1fr}.site-header nav a:not(.nav-home){display:none}}
@media (prefers-reduced-motion:reduce){.graph-art .nodes,.vm-hit{animation:none}}