/* ─── Shared styles for use-case pages ─────────────────────
   Mirrors landing design tokens (warm paper, rust accent,
   Lora/Lato/JetBrains Mono typography). Each use-case page
   adds its own layout CSS on top. Keep this file small and
   free of page-specific selectors. */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}

:root{
  --serif:'Lora',Georgia,serif;
  --sans:'Lato',-apple-system,system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Menlo,monospace;
  --headline:'Proxima Nova','Lato',-apple-system,BlinkMacSystemFont,sans-serif;
  --max-w:1080px;
  --gutter:32px;
  --tx-fast:120ms cubic-bezier(.4,0,.2,1);
  --tx-base:200ms cubic-bezier(.4,0,.2,1);
  --rust:hsl(355,72%,54%);
  --rust-h:hsl(355,72%,62%);
  --rust-d:hsl(355,72%,42%);
  --rust-bg:rgba(217,52,65,.08);
}
:root, [data-theme="dark"]{
  --bg-0:hsl(20,6%,7%);
  --bg-1:hsl(20,6%,10%);
  --bg-2:hsl(20,6%,13%);
  --bg-3:hsl(20,6%,18%);
  --ink-0:hsl(40,12%,95%);
  --ink-1:hsl(40,8%,72%);
  --ink-2:hsl(40,6%,52%);
  --ink-3:hsl(40,5%,40%);
  --green:hsl(140,55%,55%);
  --blue:hsl(210,55%,62%);
  --amber:hsl(32,85%,62%);
  --rose:hsl(0,65%,62%);
  --line:hsl(20,6%,18%);
  --line-h:hsl(20,6%,28%);
  --nav-bg:rgba(20,18,17,.82);
}
[data-theme="light"]{
  --bg-0:hsl(40,4%,98%);
  --bg-1:hsl(40,4%,94%);
  --bg-2:hsl(40,3%,89%);
  --bg-3:hsl(30,3%,83%);
  --ink-0:hsl(20,10%,10%);
  --ink-1:hsl(20,8%,28%);
  --ink-2:hsl(20,6%,46%);
  --ink-3:hsl(30,8%,60%);
  --green:hsl(140,35%,35%);
  --blue:hsl(210,45%,42%);
  --amber:hsl(32,80%,50%);
  --rose:hsl(0,55%,48%);
  --line:hsl(30,8%,82%);
  --line-h:hsl(30,8%,68%);
  --nav-bg:rgba(252,251,250,.85);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--sans);
  background:var(--bg-0);
  color:var(--ink-0);
  line-height:1.65;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font:inherit;background:none;border:none;color:inherit;cursor:pointer}
img{max-width:100%;display:block}

body::before{
  content:"";
  position:fixed;inset:0;
  pointer-events:none;z-index:1;
  opacity:.028;
  mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='320' height='320'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .15  0 0 0 0 .10  0 0 0 0 .05  0 0 0 1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  background-size:320px 320px;
}

/* ─── Nav ───────────────────────────────────────────────── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:64px;padding:0 var(--gutter);
  display:flex;align-items:center;justify-content:space-between;
  background:var(--nav-bg);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-l{display:flex;align-items:center;gap:1.5rem}
.logo{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:'Baumans','Lora',Georgia,serif;
  font-size:1.3rem;font-weight:400;
  letter-spacing:.03em;
  color:var(--ink-0);
  line-height:1;
  text-decoration:none;
}
.logo-mark{
  display:inline-block;
  width:18px;height:18px;
  background:var(--rust);
  border-radius:4px;
  flex-shrink:0;
}
.logo .dot{color:var(--rust);margin:0 .08em}
.nav-r{display:flex;align-items:center;gap:2rem}
.nav-r a{font-size:.875rem;color:var(--ink-1);font-weight:500;transition:color var(--tx-fast)}
.nav-r a:hover{color:var(--ink-0)}
.nav-r .btn-nav{
  padding:.5rem 1rem;background:var(--rust);color:#fff;
  border-radius:5px;font-weight:500;transition:background var(--tx-fast);
}
.nav-r .btn-nav:hover{background:var(--rust-h)}
.nav-dd{position:relative;display:flex;align-items:center;height:64px}
.nav-dd-trig{display:inline-flex;align-items:center;gap:.35rem;cursor:pointer;user-select:none;color:var(--ink-1);font-size:.95rem;transition:color var(--tx-fast)}
.nav-dd:hover .nav-dd-trig,.nav-dd:focus-within .nav-dd-trig{color:var(--ink-0)}
.nav-dd-trig::after{content:"";display:inline-block;width:.36rem;height:.36rem;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;transform:rotate(45deg) translateY(-1px);opacity:.55;transition:transform .15s}
.nav-dd:hover .nav-dd-trig::after,.nav-dd:focus-within .nav-dd-trig::after{transform:rotate(225deg) translateY(1px)}
.nav-dd-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(-.25rem);min-width:220px;background:var(--bg-0);border:1px solid var(--line);border-radius:6px;padding:.3rem;display:none;flex-direction:column;box-shadow:0 12px 32px rgba(40,30,20,.12);z-index:10}
.nav-dd:hover .nav-dd-menu,.nav-dd:focus-within .nav-dd-menu{display:flex}
.nav-dd-menu a{display:block;padding:.5rem .7rem;border-radius:4px;color:var(--ink-1);font-size:.9rem;white-space:nowrap;transition:background var(--tx-fast),color var(--tx-fast)}
.nav-dd-menu a:hover{background:var(--bg-1);color:var(--ink-0)}
.nav-dd-menu a.active{color:var(--rust);background:var(--rust-bg)}

/* ─── Page skeleton ─────────────────────────────────────── */
main{padding-top:64px;position:relative;z-index:2}
.uc-wrap{max-width:var(--max-w);margin:0 auto;padding:80px var(--gutter) 96px}

/* Hero */
.uc-hero{margin-bottom:64px}
.uc-eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--mono);font-size:.72rem;
  letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-2);margin-bottom:1.25rem;
}
.uc-eyebrow .live-dot{
  width:.55rem;height:.55rem;border-radius:50%;
  background:var(--ink-3);box-shadow:0 0 0 3px rgba(0,0,0,.04);
  transition:background var(--tx-base),box-shadow var(--tx-base);
}
.uc-eyebrow.awake .live-dot{
  background:var(--green);
  box-shadow:0 0 0 3px rgba(56,130,80,.12),0 0 10px rgba(56,130,80,.35);
}
.uc-eyebrow.err .live-dot{background:var(--rose);box-shadow:0 0 0 3px rgba(180,60,60,.12)}
.uc-eyebrow .sep{color:var(--ink-3);margin:0 .15em}
.uc-eyebrow .state-label{color:var(--ink-1);font-weight:500}
h1.uc-h1{
  font-family:var(--headline);
  font-weight:400;
  font-size:clamp(2.2rem,5vw,3.8rem);
  line-height:1.08;
  letter-spacing:-.015em;
  color:var(--ink-0);
  margin-bottom:1rem;
  max-width:22ch;
}
h1.uc-h1 em{font-style:italic;color:var(--rust);font-weight:400}
p.uc-lede{
  font-family:var(--serif);
  font-size:1.15rem;
  line-height:1.65;
  color:var(--ink-1);
  max-width:62ch;
  margin-bottom:1.5rem;
}

/* Section headings */
.uc-section{margin-top:64px}
.uc-kicker{
  display:flex;align-items:center;gap:.85rem;margin-bottom:1rem;
  font-family:var(--mono);font-size:.72rem;
  letter-spacing:.16em;text-transform:uppercase;
  color:var(--ink-3);
}
.uc-kicker::after{content:"";flex:1;border-top:1px dashed var(--line-h)}
h2.uc-h2{
  font-family:var(--headline);
  font-weight:400;
  font-size:clamp(1.55rem,3vw,2.1rem);
  line-height:1.2;
  letter-spacing:-.005em;
  color:var(--ink-0);
  margin-bottom:.5rem;
  max-width:30ch;
}
h2.uc-h2 em{font-style:italic;color:var(--rust);font-weight:400}
p.uc-sub{color:var(--ink-1);max-width:60ch;margin-bottom:1.75rem}

/* Stat strip */
.uc-stats{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  gap:0;border:1px solid var(--line);border-radius:6px;
  background:var(--bg-1);overflow:hidden;
}
.uc-hero .uc-stats{margin-top:2rem}
.uc-stat{
  padding:1.6rem 1.5rem;border-right:1px solid var(--line);
  background:var(--bg-0);
}
.uc-stat:last-child{border-right:none}
.uc-stat-l{
  font-family:var(--mono);font-size:.7rem;
  letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-2);margin-bottom:.65rem;
}
.uc-stat-v{
  font-family:var(--headline);font-size:2.6rem;
  color:var(--ink-0);line-height:1;font-weight:400;
  letter-spacing:-.01em;
  min-height:1em;
}
/* Loading shimmer while JS hasn't hydrated yet */
.uc-stat-v:empty{
  display:inline-block;
  width:3.4em;height:.7em;
  margin-top:.15em;
  background:linear-gradient(90deg,var(--bg-1) 0%,var(--bg-2) 50%,var(--bg-1) 100%);
  background-size:200% 100%;
  animation:statShimmer 1.2s ease-in-out infinite;
  border-radius:4px;
}
@keyframes statShimmer{
  0%{background-position:200% 0}
  100%{background-position:-200% 0}
}

/* Working vs sleeping bar, shared "alive" visual for Section 02 */
.hiw-bar{
  display:flex;height:14px;border-radius:7px;overflow:hidden;
  border:1px solid var(--line);background:var(--bg-1);
  margin:.2rem 0 .7rem;
}
.hiw-bar .a{background:var(--rust);position:relative;min-width:2px;transition:flex .6s ease}
.hiw-bar .a::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent 0%,rgba(255,255,255,.38) 50%,transparent 100%);
  transform:translateX(-100%);
  animation:hiwSheen 2.8s linear infinite;
}
@keyframes hiwSheen{
  0%{transform:translateX(-100%)}
  100%{transform:translateX(120%)}
}
.hiw-bar .s{background:var(--bg-2);min-width:2px;transition:flex .6s ease}
.hiw-legend{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.4rem 1.4rem;
  font-family:var(--mono);font-size:.72rem;
  color:var(--ink-2);letter-spacing:.04em;
  margin-bottom:1.5rem;
}
.hiw-legend .ld{
  display:inline-block;width:.55rem;height:.55rem;
  border-radius:2px;margin-right:.45rem;vertical-align:0;
}
.hiw-legend .ld-a{background:var(--rust)}
.hiw-legend .ld-s{background:var(--bg-2);border:1px solid var(--line)}
.hiw-legend b{color:var(--ink-0);font-weight:500}

/* Footer, reused from landing */
footer{
  position:relative;z-index:2;
  border-top:1px solid var(--line);
  background:var(--bg-1);
  padding:48px var(--gutter);
  font-size:.85rem;color:var(--ink-2);
}
.ft{max-width:var(--max-w);margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:1.5rem}
.ft-l .sig{font-family:var(--mono);letter-spacing:.18em;color:var(--ink-0)}
.ft-l .sep,.ft-r .sep{color:var(--ink-3);margin:0 .35em}
.ft-l a{color:var(--ink-1);border-bottom:1px solid var(--line);transition:color var(--tx-fast)}
.ft-l a:hover{color:var(--rust)}
.ft-r{display:flex;gap:1.5rem}
.ft-r a{color:var(--ink-1);transition:color var(--tx-fast)}
.ft-r a:hover{color:var(--rust)}

/* Loading states */
.uc-skel{color:var(--ink-3);font-family:var(--mono);font-size:.8rem;letter-spacing:.08em}
.uc-err{
  color:var(--rose);font-family:var(--mono);font-size:.82rem;
  padding:.8rem 1rem;border:1px dashed var(--rose);border-radius:4px;
  background:rgba(180,60,60,.04);
}

/* ─── How it works, prose block ────────────────────────── */
.hiw-prose{
  font-family:var(--serif);
  font-size:1.02rem;line-height:1.72;
  color:var(--ink-1);
  max-width:62ch;
  margin-bottom:2rem;
}
.hiw-prose strong{color:var(--ink-0);font-weight:500}

/* ─── Deploy card, terminal-style prompt snippet ───────── */
.deploy-card{
  border:1px solid var(--line);
  border-radius:6px;
  background:var(--bg-1);
  overflow:hidden;
  box-shadow:0 1px 0 rgba(0,0,0,.03),0 28px 54px -48px rgba(40,20,5,.28);
  transition:box-shadow var(--tx-base),border-color var(--tx-base);
}
.deploy-card:hover{
  border-color:var(--line-h);
  box-shadow:0 1px 0 rgba(0,0,0,.04),0 34px 60px -48px rgba(40,20,5,.34);
}
.deploy-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:.65rem .75rem .65rem 1.1rem;
  border-bottom:1px solid var(--line);
  background:var(--bg-0);
}
.deploy-label{
  display:inline-flex;align-items:center;gap:.5rem;
  font-family:var(--mono);font-size:.7rem;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--ink-3);
}
.deploy-label::before{
  content:"";display:inline-block;
  width:.42rem;height:.42rem;border-radius:50%;
  background:var(--rust);opacity:.75;
}
.deploy-copy{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.5rem 1.05rem;
  font-family:var(--sans);font-size:.84rem;font-weight:500;
  color:#fff;background:var(--rust);
  border:1px solid var(--rust);border-radius:3px;
  cursor:pointer;white-space:nowrap;
  box-shadow:0 1px 0 rgba(0,0,0,.08),0 6px 14px -10px rgba(217,52,65,.6);
  transition:background var(--tx-fast),transform var(--tx-fast),box-shadow var(--tx-fast);
}
.deploy-copy:hover{background:var(--rust-h);transform:translateY(-1px);box-shadow:0 2px 0 rgba(0,0,0,.08),0 10px 18px -10px rgba(217,52,65,.65)}
.deploy-copy:active{transform:translateY(0)}
.deploy-copy.ok{background:var(--green);border-color:var(--green);box-shadow:none}
.deploy-copy svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:1.6;flex-shrink:0}
.deploy-body{
  margin:0;
  padding:1.25rem 1.3rem;
  font-family:var(--mono);
  font-size:.95rem;line-height:1.7;color:var(--ink-0);
  white-space:pre-wrap;overflow-wrap:break-word;
  background:var(--bg-1);
}
.deploy-body .u{color:var(--ink-0);font-weight:500}
.deploy-body .ph{color:var(--rust);font-style:italic}
.deploy-hint{
  display:block;margin-top:.9rem;
  font-family:var(--serif);font-style:italic;
  font-size:.88rem;line-height:1.55;color:var(--ink-2);
}
@media (max-width:560px){
  .deploy-head{padding:.55rem .65rem .55rem .9rem}
  .deploy-copy{padding:.45rem .85rem;font-size:.8rem}
  .deploy-body{padding:1.1rem 1.1rem;font-size:.88rem}
}

/* ─── Note block, shared ───────────────────────────────── */
.uc-note{
  margin-top:3rem;padding:1.6rem 1.8rem;
  background:var(--bg-1);border-left:3px solid var(--rust);
  border-radius:4px;
}
.uc-note h3{font-family:var(--headline);font-weight:400;font-size:1.15rem;color:var(--ink-0);margin-bottom:.6rem}
.uc-note p{font-family:var(--serif);color:var(--ink-1);font-size:.98rem;max-width:62ch}
.uc-note a{color:var(--rust);border-bottom:1px dotted}

@media (max-width: 720px){
  .nav-r a:not(.btn-nav){display:none}
  .nav-dd{display:none}
  .uc-wrap{padding:60px var(--gutter) 80px}
}