/* ==========================================================================
   Aleksei Klimov — portfolio
   Dark is the default for everyone; light is an explicit choice.
   Both palettes are declared as named pairs so a chapter can invert
   locally and still behave correctly under either theme.
   ========================================================================== */
:root{
  --ground:#0A0E10;  --surface:#111719;  --sunk:#161E20;  --raised:#1C2528;
  --ink:#E8EFEE;     --ink-2:#94A3A2;    --ink-3:#6B7A79;
  --line:#1E2729;    --line-2:#2E3A3D;

  /* signal amber — the one accent, spent sparingly */
  --accent:#F0A83C;  --accent-2:#FFC271;  --accent-ink:#0A0E10;
  --accent-soft:rgba(240,168,60,.13);

  /* reconciliation semantics: matched vs broken */
  --ok:#4FC08D;   --ok-soft:rgba(79,192,141,.14);
  --bad:#E2705A;  --bad-soft:rgba(226,112,90,.14);

  /* highlight steps — a translucent wash, the way JetBrains does hover */
  --hl-5:rgba(255,255,255,.05);
  --hl-10:rgba(255,255,255,.10);
  --hl-20:rgba(255,255,255,.20);

  --r:10px; --r-lg:20px;
  --maxw:1240px;
  --bar-h:60px;
  color-scheme:dark;
}

/* ==========================================================================
   Base
   ========================================================================== */
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--bar-h) + 20px);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--ground);color:var(--ink);
  font-family:"IBM Plex Sans","Segoe UI",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.6;overflow-x:clip;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;font-family:Archivo,"Helvetica Neue",Arial,sans-serif;text-wrap:balance}
p{margin:0} ul{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:var(--accent);text-underline-offset:3px}
a:hover{color:var(--accent-2)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.shell{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:10px;top:10px;z-index:200;background:var(--accent);color:var(--accent-ink);padding:9px 15px;border-radius:6px}

.mono{font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace}
.label{
  font-family:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  font-size:.68rem;letter-spacing:.17em;text-transform:uppercase;
  color:var(--ink-3);font-weight:500;
}
.display{
  font-family:Archivo,sans-serif;font-variation-settings:"wdth" 118,"wght" 800;
  text-transform:uppercase;letter-spacing:-.028em;line-height:.92;
}

/* ==========================================================================
   Motion — everything rests visible; reveals only add movement
   ========================================================================== */
/* At rest everything is visible. Only elements that start BELOW the fold are
   parked, and only once the script has measured them — so the first paint is
   never an empty page. */
.rise{opacity:1;transform:none;transition:opacity .7s cubic-bezier(.25,.1,.25,1),transform .7s cubic-bezier(.25,.1,.25,1)}
.rise.pending{opacity:0;transform:translateY(26px)}
.rise.seen{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .rise.pending{opacity:1;transform:none}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}

/* ==========================================================================
   Top bar
   ========================================================================== */
.bar{
  position:sticky;top:0;z-index:80;height:var(--bar-h);
  background:color-mix(in srgb,var(--ground) 82%,transparent);
  backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line);
}
.bar-in{max-width:var(--maxw);margin:0 auto;padding:0 22px;height:100%;display:flex;align-items:center;gap:20px}
.brand{
  display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);
  font-family:Archivo,sans-serif;font-variation-settings:"wdth" 110,"wght" 750;
  font-size:.95rem;letter-spacing:-.01em;flex:0 0 auto;
}
.brand .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft)}
.bar-nav{display:flex;gap:3px;margin-left:8px}
.bar-nav a{font-size:.82rem;color:var(--ink-2);text-decoration:none;padding:7px 10px;border-radius:6px;white-space:nowrap;transition:background .2s,color .2s}
.bar-nav a:hover{background:var(--hl-10);color:var(--ink)}
.bar-right{margin-left:auto;display:flex;align-items:center;gap:9px;flex:0 0 auto}
@media(max-width:1000px){.bar-nav{display:none}}

.seg{display:flex;background:var(--sunk);border:1px solid var(--line);border-radius:8px;padding:3px;gap:3px}
.seg button{
  font:inherit;font-family:"IBM Plex Mono",monospace;font-size:.72rem;font-weight:500;
  letter-spacing:.05em;background:none;border:0;color:var(--ink-3);
  padding:5px 11px;border-radius:5px;cursor:pointer;line-height:1.4;transition:color .2s,background .2s;
}
.seg button[aria-pressed="true"]{background:var(--raised);color:var(--ink)}
.seg button:hover{background:var(--hl-5);color:var(--ink)}
.icon-btn{
  width:34px;height:34px;display:grid;place-items:center;cursor:pointer;
  background:var(--sunk);border:1px solid var(--line);border-radius:8px;color:var(--ink-2);transition:color .2s,border-color .2s;
}
.icon-btn:hover{background:var(--hl-10);color:var(--ink)}
.icon-btn svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

/* ==========================================================================
   Chapters
   ========================================================================== */
.chapter{background:var(--ground);color:var(--ink);position:relative}
.chapter--round{border-radius:var(--r-lg) var(--r-lg) 0 0;margin-top:-22px;z-index:2}
.chapter-pad{padding:clamp(56px,8vw,110px) 0}
.chapter-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(26px,4vw,48px)}
.chapter-head h2{font-family:Archivo,sans-serif;font-variation-settings:"wdth" 118,"wght" 800;
  text-transform:uppercase;letter-spacing:-.03em;line-height:.9;font-size:clamp(2.4rem,7.5vw,5.5rem)}
.chapter-head .note{font-size:.95rem;color:var(--ink-2);max-width:44ch;line-height:1.55}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{display:grid;grid-template-columns:1fr minmax(240px,340px);gap:clamp(20px,3vw,44px);align-items:end;padding:clamp(34px,5vw,68px) 0 clamp(24px,3vw,40px)}
@media(max-width:860px){.hero{grid-template-columns:1fr;align-items:start}}

.hero-l{display:flex;flex-direction:column;gap:20px;min-width:0}
.status-line{display:inline-flex;align-items:center;gap:9px;font-size:.8rem;color:var(--ink-2);font-family:"IBM Plex Mono",monospace}
.status-line .dot{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 3px var(--ok-soft)}
.hero h1{font-family:Archivo,sans-serif;font-variation-settings:"wdth" 120,"wght" 850;
  text-transform:uppercase;letter-spacing:-.035em;line-height:.86;
  font-size:clamp(3rem,11.5vw,9.5rem);word-break:break-word}
.hero h1 .ln{display:block}
.hero .role{font-family:"IBM Plex Mono",monospace;font-size:clamp(.78rem,1.5vw,.95rem);color:var(--accent);letter-spacing:.03em}
.hero .pitch{font-size:clamp(1rem,1.5vw,1.12rem);color:var(--ink-2);max-width:52ch;line-height:1.6}
.hero .pitch b{color:var(--ink);font-weight:600}

.cta-row{display:flex;flex-wrap:wrap;gap:11px}
.btn{
  display:inline-flex;align-items:center;gap:9px;font:inherit;font-size:.88rem;font-weight:600;
  padding:12px 22px;border-radius:999px;cursor:pointer;text-decoration:none;border:1px solid transparent;
  transition:background .15s ease,border-color .15s ease,color .15s ease;
}
.btn-primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2)}
.btn-ghost{background:transparent;color:var(--ink-2);border-color:var(--line-2)}
.btn-ghost:hover{background:var(--hl-10);color:var(--ink);border-color:var(--line-2)}
.btn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}

/* portrait — a tall editorial column, not a thumbnail */
.hero-r{position:relative;align-self:end}
.portrait{
  position:relative;border-radius:var(--r);overflow:hidden;
  border:1px solid var(--line-2);background:var(--sunk);
  aspect-ratio:3/4;
}
.portrait img{width:100%;height:100%;object-fit:cover;object-position:center 22%}
.portrait::after{
  content:"";position:absolute;inset:auto 0 0 0;height:46%;
  background:linear-gradient(180deg,transparent,color-mix(in srgb,var(--ground) 92%,transparent));
  pointer-events:none;
}
.portrait-tag{
  position:absolute;left:12px;bottom:12px;z-index:2;display:flex;gap:6px;flex-wrap:wrap;
}
.portrait-tag span{
  font-family:"IBM Plex Mono",monospace;font-size:.63rem;letter-spacing:.1em;text-transform:uppercase;
  background:color-mix(in srgb,var(--ground) 74%,transparent);backdrop-filter:blur(6px);
  border:1px solid var(--line-2);color:var(--ink);padding:.32em .6em;border-radius:5px;
}
@media(max-width:860px){
  .hero-r{max-width:230px}
}

/* KPI strip */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.kpi{background:var(--ground);padding:clamp(16px,2.2vw,24px) clamp(12px,1.6vw,20px);display:flex;flex-direction:column;gap:5px}
.kpi .v{font-family:Archivo,sans-serif;font-variation-settings:"wdth" 112,"wght" 800;
  font-size:clamp(1.6rem,3.4vw,2.6rem);line-height:1;letter-spacing:-.028em;font-variant-numeric:tabular-nums}
.kpi .k{font-size:.78rem;color:var(--ink-2);line-height:1.4}
@media(max-width:720px){.kpis{grid-template-columns:repeat(2,1fr)}}


/* ==========================================================================
   Manifest — scroll-revealed characters
   ========================================================================== */
.manifest{max-width:24ch;margin:0}
.manifest-body{font-size:clamp(1.15rem,2.4vw,1.85rem);line-height:1.45;max-width:30ch;font-weight:400}
.manifest-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,60px);align-items:start}
@media(max-width:860px){.manifest-grid{grid-template-columns:1fr}}

.facts{display:flex;flex-direction:column;gap:0;margin-top:6px}
.fact{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:.92rem}
.fact:last-child{border-bottom:0}
.fact dt{color:var(--ink-3);font-family:"IBM Plex Mono",monospace;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;padding-top:3px}
.fact dd{margin:0;color:var(--ink-2)}
.fact dd b{color:var(--ink);font-weight:600}
@media(max-width:560px){.fact{grid-template-columns:1fr;gap:2px}}

/* ==========================================================================
   Cases — sticky stack
   ========================================================================== */
.stack{display:flex;flex-direction:column;gap:clamp(16px,2.5vw,28px)}
.case{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(20px,3vw,38px);
  transition:background .15s ease,border-color .15s ease;
}
.case:hover{background:var(--raised);border-color:var(--line-2)}
.case-top{display:flex;align-items:flex-start;gap:clamp(14px,2.4vw,30px);flex-wrap:wrap;margin-bottom:20px}
.case-no{font-family:Archivo,sans-serif;font-variation-settings:"wdth" 112,"wght" 800;
  font-size:clamp(2.6rem,7vw,5rem);line-height:.82;color:var(--accent);letter-spacing:-.04em;flex:0 0 auto}
.case-title{flex:1 1 320px;min-width:0;display:flex;flex-direction:column;gap:7px}
.case-title h3{font-size:clamp(1.15rem,2.4vw,1.85rem);font-variation-settings:"wdth" 105,"wght" 750;letter-spacing:-.018em;line-height:1.15}
.case-title .sum{font-size:.95rem;color:var(--ink-2);line-height:1.55;max-width:62ch}
.case-body{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(20px,3vw,38px);align-items:start}
@media(max-width:900px){.case-body{grid-template-columns:1fr}}

.star{display:flex;flex-direction:column;gap:14px}
.star div{font-size:.92rem;color:var(--ink-2);line-height:1.55}
.star b{font-family:"IBM Plex Mono",monospace;font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);display:block;margin-bottom:3px;font-weight:500}
.star .res{color:var(--ink)}
.star .res b{color:var(--ok)}

.chip{
  font-family:"IBM Plex Mono",monospace;font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;
  padding:.34em .66em;border-radius:5px;font-weight:500;white-space:nowrap;
  background:var(--sunk);color:var(--ink-2);border:1px solid var(--line-2);
}
.chip.ok{background:var(--ok-soft);color:var(--ok);border-color:transparent}
.chip.wip{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.chip.acc{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}

/* chart holder inside a case */
.figure{background:var(--sunk);border:1px solid var(--line);border-radius:var(--r);padding:18px 16px 14px;display:flex;flex-direction:column;gap:12px}
.figure figcaption{font-size:.75rem;color:var(--ink-3);line-height:1.45}
.figure .fig-h{font-family:"IBM Plex Mono",monospace;font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;color:var(--ink-3)}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:.78rem;color:var(--ink-2)}
.legend span{display:inline-flex;align-items:center;gap:7px}
.legend i{width:11px;height:11px;border-radius:3px;display:inline-block;flex:0 0 auto}
.chart{width:100%;height:auto;overflow:visible}
.chart text{font-family:"IBM Plex Mono",monospace}

.soon-slot{
  border:1px dashed var(--line-2);border-radius:var(--r);padding:22px 18px;
  background:repeating-linear-gradient(135deg,transparent,transparent 9px,var(--sunk) 9px,var(--sunk) 18px);
  display:flex;flex-direction:column;gap:9px;
}
.soon-slot .t{font-family:"IBM Plex Mono",monospace;font-size:.68rem;letter-spacing:.13em;text-transform:uppercase;color:var(--accent)}
.soon-slot p{font-size:.88rem;color:var(--ink-2);line-height:1.5}

/* ==========================================================================
   3D pipeline
   ========================================================================== */
.scene-wrap{position:relative;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface)}
.scene-canvas{display:block;width:100%;height:clamp(420px,50vh,540px)}
@media(max-width:760px){.scene-canvas{height:clamp(520px,74vh,660px)}}

/* Labels are HTML pinned to each node, so they stay upright and legible
   however the geometry leans. */
.scene-labels{position:absolute;inset:0;pointer-events:none}
.nlabel{
  position:absolute;transform:translate(-50%,-50%);
  display:flex;flex-direction:column;align-items:center;gap:3px;
  text-align:center;white-space:nowrap;
}
.nlabel .nn{font-family:"IBM Plex Mono",monospace;font-size:.58rem;letter-spacing:.2em;color:var(--accent);opacity:.85}
.nlabel .nt{
  font-family:Archivo,sans-serif;font-variation-settings:"wdth" 108,"wght" 700;
  font-size:clamp(.84rem,1.25vw,1.02rem);letter-spacing:-.01em;color:var(--ink);
}
.nlabel .ns{font-family:"IBM Plex Mono",monospace;font-size:.57rem;letter-spacing:.11em;color:var(--ink-3);transition:color .18s ease}
.nlabel.is-check .nn{color:var(--ok)}
.nlabel.is-on .ns{color:var(--ink-2)}

.scene-alt{
  margin-top:12px;font-family:"IBM Plex Mono",monospace;font-size:.72rem;
  color:var(--ink-3);line-height:1.6;
}

/* ==========================================================================
   Numbered list (stack / capabilities)
   ========================================================================== */
.numlist{display:flex;flex-direction:column;max-width:1000px}
.numrow{display:grid;grid-template-columns:auto 1fr;gap:clamp(16px,3vw,40px);align-items:start;
  padding:clamp(20px,3vw,34px) 0;border-top:1px solid var(--line)}
.numrow:last-child{border-bottom:1px solid var(--line)}
.numrow{transition:background .15s ease;margin:0 calc(-1 * clamp(10px,1.5vw,18px));padding-left:clamp(10px,1.5vw,18px);padding-right:clamp(10px,1.5vw,18px);border-radius:var(--r)}
.numrow:hover{background:var(--hl-5)}
.numrow .n{font-family:Archivo,sans-serif;font-variation-settings:"wdth" 112,"wght" 800;
  font-size:clamp(2.2rem,6vw,4.4rem);line-height:.8;color:var(--ink-3);letter-spacing:-.04em;opacity:.5}
.numrow .c h3{font-size:clamp(1rem,2vw,1.5rem);font-variation-settings:"wdth" 105,"wght" 700;text-transform:uppercase;letter-spacing:-.01em}
.numrow .c p{font-size:.92rem;color:var(--ink-2);line-height:1.55;max-width:60ch;margin-top:7px}
.skills{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
.skill{display:inline-flex;align-items:baseline;gap:8px;border:1px solid var(--line-2);border-radius:7px;padding:6px 11px;font-size:.85rem;background:var(--surface)}
.skill{transition:background .15s ease,border-color .15s ease}
.skill:hover{background:var(--hl-10)}
.skill em{font-style:normal;font-family:"IBM Plex Mono",monospace;font-size:.67rem;letter-spacing:.06em;color:var(--ink-3)}
.skill.hi em{color:var(--ok)}
.skill.learn em{color:var(--accent)}

/* ==========================================================================
   Timeline / contact
   ========================================================================== */
.cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,3.5vw,52px)}
@media(max-width:900px){.cols{grid-template-columns:1fr}}
.tl-item{display:grid;grid-template-columns:112px 1fr;gap:20px;padding:18px 0;border-bottom:1px solid var(--line)}
.tl-item:last-child{border-bottom:0}
.tl-item{transition:background .15s ease;border-radius:var(--r)}
.tl-item:hover{background:var(--hl-5)}
.tl-when{font-family:"IBM Plex Mono",monospace;font-size:.76rem;color:var(--ink-3);padding-top:4px}
.tl-what h4{font-size:1.02rem;font-variation-settings:"wght" 700;letter-spacing:-.01em}
.tl-what .org{font-size:.85rem;color:var(--accent);margin-top:2px;font-weight:500}
.tl-what ul{margin-top:10px;display:flex;flex-direction:column;gap:6px}
.tl-what li{font-size:.9rem;color:var(--ink-2);line-height:1.5;padding-left:16px;position:relative}
.tl-what li::before{content:"";position:absolute;left:2px;top:.62em;width:5px;height:5px;border-radius:1px;background:var(--line-2)}
@media(max-width:560px){.tl-item{grid-template-columns:1fr;gap:5px}}

.copy-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.copy-btn{
  font:inherit;font-family:"IBM Plex Mono",monospace;font-size:.85rem;cursor:pointer;
  background:var(--surface);border:1px solid var(--line-2);color:var(--ink);
  padding:11px 16px;border-radius:999px;display:inline-flex;align-items:center;gap:9px;transition:border-color .2s,color .2s;
}
.copy-btn:hover{background:var(--hl-10);color:var(--ink)}
.copy-btn .ok-mark{color:var(--ok);font-weight:600;display:none}
.copy-btn.copied .ok-mark{display:inline}
.copy-btn.copied .label-txt{display:none}

footer{padding:34px 0 46px;border-top:1px solid var(--line);
  font-family:"IBM Plex Mono",monospace;font-size:.74rem;color:var(--ink-3);line-height:1.9}
footer a{color:var(--ink-2)}


/* ==========================================================================
   Data Lab
   ========================================================================== */
.lab{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);overflow:hidden}

.lab-steps{display:flex;overflow-x:auto;border-bottom:1px solid var(--line);background:var(--sunk);scrollbar-width:thin}
.lab-step{
  font:inherit;background:none;border:0;border-right:1px solid var(--line);cursor:pointer;
  padding:14px 18px;display:flex;flex-direction:column;gap:4px;align-items:flex-start;
  min-width:190px;flex:1 0 auto;text-align:left;color:var(--ink-2);
  transition:background .15s ease,color .15s ease;
}
.lab-step:hover{background:var(--hl-5);color:var(--ink)}
.lab-step .n{font-family:"IBM Plex Mono",monospace;font-size:.64rem;letter-spacing:.16em;color:var(--ink-3)}
.lab-step .s{font-size:.86rem;line-height:1.35;white-space:normal}
.lab-step.is-on{background:var(--surface);color:var(--ink);box-shadow:inset 0 -2px 0 var(--accent)}
.lab-step.is-on .n{color:var(--accent)}

.lab-body{display:grid;grid-template-columns:1fr 232px;gap:0}
@media(max-width:900px){.lab-body{grid-template-columns:1fr}}
.lab-main{padding:clamp(16px,2.4vw,26px);min-width:0;display:flex;flex-direction:column;gap:14px}
.lab-title{font-size:clamp(1.05rem,2vw,1.4rem);font-variation-settings:"wdth" 105,"wght" 750;letter-spacing:-.015em}
.lab-explain{font-size:.92rem;color:var(--ink-2);line-height:1.6;max-width:70ch}
.lab-explain code{
  font-family:"IBM Plex Mono",monospace;font-size:.85em;background:var(--sunk);
  border:1px solid var(--line);padding:.1em .35em;border-radius:4px;color:var(--ink);
}

.lab-editor{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--ground)}
.lab-bar{display:flex;align-items:center;gap:12px;padding:9px 12px;background:var(--sunk);border-bottom:1px solid var(--line)}
.lab-bar .btn{margin-left:auto;padding:8px 16px;font-size:.8rem}
.lab-bar .btn:disabled{opacity:.45;cursor:not-allowed}
.lab-status{font-family:"IBM Plex Mono",monospace;font-size:.7rem;color:var(--ink-3);letter-spacing:.03em}
.lab-status.is-ok{color:var(--ok)}
.lab-status.is-bad{color:var(--bad)}
.lab-status.is-wait{color:var(--accent)}

.lab-sql{
  display:block;width:100%;border:0;outline:0;resize:vertical;
  background:var(--ground);color:var(--ink);
  font-family:"IBM Plex Mono",monospace;font-size:.8rem;line-height:1.65;
  padding:14px;min-height:120px;tab-size:2;
}
.lab-sql:focus{box-shadow:inset 0 0 0 1px var(--accent)}

.lab-chart:empty{display:none}
.lab-chart .chart rect{fill:var(--accent);opacity:.85}
.lab-chart .chart .c-lab{fill:var(--ink-2);font-family:"IBM Plex Mono",monospace;font-size:11px}
.lab-chart .chart .c-val{fill:var(--ink);font-family:"IBM Plex Mono",monospace;font-size:11px;font-variant-numeric:tabular-nums}

.lab-tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
.lab-table{border-collapse:collapse;width:100%;font-size:.82rem;font-family:"IBM Plex Mono",monospace}
.lab-table th{
  text-align:left;padding:9px 12px;background:var(--sunk);color:var(--ink-3);
  font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;white-space:nowrap;
  border-bottom:1px solid var(--line-2);font-weight:500;
}
.lab-table td{padding:8px 12px;border-bottom:1px solid var(--line);color:var(--ink-2);white-space:nowrap}
.lab-table tbody tr:hover td{background:var(--hl-5);color:var(--ink)}
.lab-table td.num{text-align:right;font-variant-numeric:tabular-nums}
.lab-table tfoot td{color:var(--ink-3);font-style:normal;white-space:nowrap;border-bottom:0}
.lab-err{white-space:normal !important;color:var(--bad) !important;line-height:1.6;padding:14px 12px !important}

.lab-schema{
  border-left:1px solid var(--line);background:var(--sunk);
  padding:clamp(16px,2.4vw,22px);display:flex;flex-direction:column;gap:14px;
}
@media(max-width:900px){.lab-schema{border-left:0;border-top:1px solid var(--line)}}
.sch{display:flex;flex-direction:column;gap:2px}
.sch b{
  font-family:"IBM Plex Mono",monospace;font-size:.74rem;color:var(--accent);
  margin-bottom:4px;font-weight:500;
}
.sch span{font-family:"IBM Plex Mono",monospace;font-size:.68rem;color:var(--ink-3);line-height:1.6}

.lab-note{margin-top:14px;font-family:"IBM Plex Mono",monospace;font-size:.72rem;color:var(--ink-3);line-height:1.7}

/* ==========================================================================
   Agent replay
   ========================================================================== */
.agent{border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);overflow:hidden}
.ag-head{display:flex;align-items:center;gap:14px;padding:12px 16px;background:var(--sunk);border-bottom:1px solid var(--line);flex-wrap:wrap}
.ag-badge{color:var(--accent)}
.ag-head .btn{margin-left:auto;padding:7px 15px;font-size:.78rem}
.ag-head .btn:disabled{opacity:.45;cursor:not-allowed}

.ag-asks{display:flex;flex-wrap:wrap;gap:8px;padding:16px;border-bottom:1px solid var(--line)}
.ag-ask{
  font:inherit;font-size:.84rem;cursor:pointer;text-align:left;
  background:var(--ground);border:1px solid var(--line-2);color:var(--ink-2);
  padding:9px 15px;border-radius:999px;line-height:1.4;
  transition:background .15s ease,color .15s ease,border-color .15s ease;
}
.ag-ask:hover{background:var(--hl-10);color:var(--ink)}
.ag-ask.is-on{border-color:var(--accent);color:var(--accent)}

.ag-tape{padding:clamp(14px,2.2vw,22px);display:flex;flex-direction:column;gap:16px;min-height:280px}
.ag-line{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start}
.ag-who{font-family:"IBM Plex Mono",monospace;font-size:.82rem;line-height:1.55;color:var(--ink-3);text-align:center}
.ag-q p{font-size:1.02rem;color:var(--ink);line-height:1.5;font-weight:500}
.ag-q .ag-who{color:var(--accent)}
.ag-steps{display:flex;flex-direction:column;gap:5px}
.ag-steps p{font-size:.87rem;color:var(--ink-2);line-height:1.5;padding-left:14px;position:relative}
.ag-steps p::before{content:"";position:absolute;left:0;top:.62em;width:5px;height:5px;border-radius:50%;background:var(--line-2)}
.ag-sql pre{margin:6px 0 0;background:var(--ground);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;overflow-x:auto}
.ag-sql code{font-family:"IBM Plex Mono",monospace;font-size:.78rem;line-height:1.65;color:var(--ink);white-space:pre}
.ag-res .label{display:block;margin-bottom:8px}
.ag-tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
.ag-ans .ag-who{color:var(--ok)}
.ag-ans p{font-size:.98rem;color:var(--ink);line-height:1.6}
.ag-ans b{color:var(--accent);font-weight:600}
@media(max-width:560px){.ag-line{grid-template-columns:20px 1fr;gap:9px}}



/* Headers take the alignment of their own column: a right-aligned number
   under a left-aligned title reads as two unrelated columns. The first
   column absorbs the slack so numbers stay packed to the right. */
.lab-table th.num,.lab-table td.num{text-align:right;white-space:nowrap;width:1%}
.lab-table th.grow,.lab-table td.grow{width:100%}
.lab-table th{cursor:default}

/* An entry with no date span keeps the full width instead of leaving the
   date column standing empty. */
.tl-item--nodate{grid-template-columns:1fr}

/* The data note: quieter than the rest of the footer, but present without
   asking — a personal site with no tracking should say so plainly. */
.foot-privacy{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:6px;max-width:78ch;
  font-size:.7rem;line-height:1.75;color:var(--ink-3);
}
.foot-privacy b{color:var(--ink-2);font-weight:500;letter-spacing:.08em;text-transform:uppercase;font-size:.66rem}