/* ==========================================================================
   Prompaty — shared design system
   Light theme only · English only · no RTL, no dark mode, no theme switch.
   Built on the established Prompaty visual identity: pastel gradient canvas,
   liquid-glass panels, Fredoka headings, Plus Jakarta Sans body, purple brand
   with a per-category accent driven by --c.
   ========================================================================== */

:root{
  /* surfaces */
  --bg:#eaecfb; --bg-2:#f3ecfb; --bg-3:#e7f6fb;
  --surface:rgba(255,255,255,.62); --surface-2:rgba(255,255,255,.46);
  --panel:rgba(255,255,255,.58); --panel-2:rgba(255,255,255,.40);
  /* ink */
  --ink:#22243f; --ink-2:#3b3d63; --muted:#5f618c; --faint:#7d7fae;
  /* hairlines */
  --line:rgba(120,124,190,.16); --line-2:rgba(120,124,190,.30);
  /* brand + category accents */
  --brand:#7b6cf2; --brand-soft:color-mix(in srgb,#7b6cf2 14%,#fff);
  --ppt:#ff8a6b; --excel:#2bc48a; --img:#9b7cff; --web:#5b9bff;
  --carousel:#f472b6; --video:#21b8c7;
  --learn:#f0a020;
  --ok:#1f9c6e; --warn:#b26a00; --bad:#d63a5c;
  /* active accent — set per page/section with style="--c:var(--ppt)" */
  --c:var(--brand);
  --c-soft:color-mix(in srgb,var(--c) 14%,#fff);
  --c-glow:color-mix(in srgb,var(--c) 55%,transparent);
  /* radii */
  --r:22px; --r-sm:14px; --r-xs:10px;
  /* liquid glass */
  --glass:linear-gradient(157deg,rgba(255,255,255,.74),rgba(255,255,255,.40));
  --glass-2:linear-gradient(157deg,rgba(255,255,255,.55),rgba(255,255,255,.28));
  --blur:blur(22px) saturate(155%);
  --gborder:1px solid rgba(255,255,255,.6);
  --inhi:inset 0 1px 1px rgba(255,255,255,.65);
  --sh-sm:var(--inhi),0 12px 32px -22px rgba(40,42,100,.5);
  --sh:var(--inhi),0 24px 52px -28px rgba(40,42,100,.52);
  --sh-lg:var(--inhi),0 38px 78px -34px rgba(40,42,100,.6);
  --pop:cubic-bezier(.34,1.56,.64,1);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;
  position:relative;z-index:0;overflow-x:hidden;
}
/* ambient pastel wash + faint dot grid — the Prompaty canvas */
body::before{
  content:"";position:fixed;inset:-20% -10% -10% -10%;z-index:-2;pointer-events:none;
  background:
    radial-gradient(40% 38% at 18% 12%,color-mix(in srgb,var(--img) 42%,transparent),transparent 70%),
    radial-gradient(42% 40% at 85% 8%,color-mix(in srgb,var(--web) 38%,transparent),transparent 70%),
    radial-gradient(46% 44% at 78% 88%,color-mix(in srgb,var(--carousel) 30%,transparent),transparent 72%),
    radial-gradient(46% 46% at 10% 92%,color-mix(in srgb,var(--excel) 28%,transparent),transparent 72%),
    linear-gradient(160deg,var(--bg),var(--bg-2) 45%,var(--bg-3));
  filter:saturate(114%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.45;
  background-image:radial-gradient(rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:42px 42px;
  -webkit-mask-image:radial-gradient(120% 80% at 50% 0,#000,transparent 75%);
  mask-image:radial-gradient(120% 80% at 50% 0,#000,transparent 75%);
}

h1,h2,h3,h4{font-family:"Fredoka","Plus Jakarta Sans",sans-serif;font-weight:600;margin:0;line-height:1.14;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
svg{display:block}
img{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
/* a deliberately narrower reading measure — everything on the page that uses it
   shares the same gutters, so nothing jogs left or right down the page */
.wrap.measure{max-width:804px}
[hidden]{display:none!important}
.visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* visible focus everywhere — never rely on colour alone */
:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{
  outline:3px solid var(--brand);outline-offset:2px;border-radius:6px;
}

.skip-link{position:absolute;left:12px;top:-60px;z-index:200;background:#fff;color:var(--ink);
  padding:11px 18px;border-radius:12px;font-weight:700;box-shadow:var(--sh);transition:top .18s}
.skip-link:focus{top:12px}

/* ===================== header ===================== */
header{position:sticky;top:0;z-index:60;padding-top:12px;background:transparent}
header .nav{
  margin:0 auto;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:14px;
  min-height:58px;padding:8px 12px 8px 20px;border-radius:999px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  box-shadow:var(--sh-sm);border:var(--gborder);
}
.brand{display:flex;align-items:center;gap:11px}
.brand img{height:28px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:4px;justify-self:center}
.nav-links a{padding:9px 15px;border-radius:11px;color:var(--muted);font-weight:600;font-size:14px;transition:.15s}
.nav-links a:hover{color:var(--brand);background:color-mix(in srgb,var(--brand) 12%,transparent)}
.nav-links a[aria-current="page"]{color:var(--brand);background:color-mix(in srgb,var(--brand) 14%,transparent)}
.nav-cta{display:flex;align-items:center;gap:8px;justify-self:end}
.nav-wrap{position:relative}
.navburger{display:none;width:44px;height:44px;border-radius:13px;align-items:center;
  justify-content:center;gap:5px;flex-direction:column;background:var(--surface-2);
  box-shadow:inset 0 0 0 1.5px var(--line-2);flex:0 0 auto}
.navburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink-2);
  transition:transform .22s var(--pop),opacity .16s}
.navburger[aria-expanded="true"]{background:var(--brand-soft);box-shadow:inset 0 0 0 1.5px var(--brand)}
.navburger[aria-expanded="true"] span{background:var(--brand)}
.navburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.navburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.navburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* The menu overlays the page instead of pushing it down, so the sticky header
   never grows to fill the screen while it is open. */
.menu-scrim{position:fixed;inset:0;z-index:-1;background:rgba(30,28,64,.30);
  -webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);animation:fadein .2s ease both}
.mobile-menu{position:absolute;top:calc(100% + 10px);left:22px;right:22px;z-index:2;
  display:block;padding:10px;border-radius:24px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-lg);animation:rise .22s var(--pop) both;
  max-height:calc(100dvh - 110px);overflow-y:auto;overscroll-behavior:contain}
.mobile-menu a{display:flex;align-items:center;min-height:48px;padding:12px 16px;
  border-radius:15px;font-weight:600;font-size:15.5px;color:var(--ink-2)}
.mobile-menu a+a{margin-top:2px}
.mobile-menu a:hover,.mobile-menu a:focus-visible{background:color-mix(in srgb,var(--brand) 10%,transparent)}
.mobile-menu a[aria-current="page"]{background:color-mix(in srgb,var(--brand) 14%,transparent);
  color:var(--brand)}
html.menu-open,html.menu-open body{overflow:hidden}
@media(min-width:881px){.mobile-menu,.menu-scrim{display:none!important}}
@supports not (height:100dvh){.mobile-menu{max-height:calc(100vh - 110px)}}

/* ===================== buttons ===================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:13px;
  padding:12px 20px;font-weight:700;font-size:14.5px;
  transition:transform .14s var(--pop),box-shadow .2s,filter .15s,color .15s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn svg{width:18px;height:18px;flex:0 0 auto}
.btn-primary{background:linear-gradient(135deg,color-mix(in srgb,var(--c) 82%,#fff),var(--c));color:#fff;
  box-shadow:0 12px 32px -10px var(--c-glow),inset 0 1px 0 rgba(255,255,255,.45)}
.btn-primary:hover{filter:brightness(1.04);box-shadow:0 18px 44px -10px var(--c-glow),inset 0 1px 0 rgba(255,255,255,.55)}
.btn-ghost{background:var(--glass-2);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--inhi),inset 0 0 0 1.5px var(--line-2);color:var(--ink-2)}
.btn-ghost:hover{box-shadow:var(--inhi),inset 0 0 0 1.5px var(--c),0 10px 26px -14px var(--c-glow);color:var(--c)}
.btn-lg{padding:15px 26px;font-size:16px;border-radius:15px}
.btn-sm{padding:9px 14px;font-size:13px;border-radius:10px}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.5;pointer-events:none}

/* back button: one round icon button at the top of every page below the homepage */
.pageback{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  margin:22px 0 0;border-radius:50%;color:#fff;background:var(--c);
  /* deepened so the white arrow keeps at least 3:1 contrast on every accent, amber included */
  background:color-mix(in srgb,var(--c) 70%,var(--ink));
  box-shadow:0 8px 20px -8px var(--c-glow),inset 0 1px 0 rgba(255,255,255,.35);
  transition:transform .15s var(--pop),box-shadow .2s}
.pageback:hover{transform:translateX(-2px);box-shadow:0 12px 26px -8px var(--c-glow)}
.pageback:active{transform:scale(.96)}
.pageback svg{width:19px;height:19px}

/* ===================== generic section heads ===================== */
.section{padding:52px 0}
.section-sm{padding:34px 0}
.center-head{text-align:center;max-width:660px;margin:0 auto 30px}
.center-head h1,.center-head h2{font-size:clamp(26px,3.6vw,34px);margin-top:0}
.center-head p{color:var(--muted);margin:12px auto 0;font-size:16px}

/* a row of buttons (404 page) */
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:30px 0 0}

/* ===================== pillars (home) ===================== */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pillar{display:flex;flex-direction:column;border-radius:var(--r);overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);
  box-shadow:var(--inhi),0 16px 42px -26px var(--c-glow),0 10px 30px -22px rgba(40,42,100,.4);
  transition:transform .18s var(--pop),box-shadow .22s}
.pillar:hover{transform:translateY(-6px);
  box-shadow:var(--inhi),0 30px 70px -24px var(--c-glow),0 0 0 1px rgba(255,255,255,.75)}
.pillar .pfig{display:block;background:color-mix(in srgb,var(--c) 8%,#fff);border-bottom:1px solid var(--line)}
.pillar .pfig img{width:100%;height:auto;display:block;aspect-ratio:16/10;object-fit:cover}
.pillar .pbody{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.pillar h2{font-size:20px;margin-bottom:8px}
.pillar p{margin:0 0 16px;color:var(--muted);font-size:14px;flex:1}
.pillar .go{display:inline-flex;align-items:center;gap:7px;font-weight:700;font-size:13.5px;color:var(--c)}
.pillar .go svg{width:15px;height:15px;transition:transform .18s var(--pop)}
.pillar:hover .go svg{transform:translateX(4px)}


/* ===================== category cards (builder index + home) ===================== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.catcard{position:relative;display:flex;flex-direction:column;border-radius:var(--r);overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);
  box-shadow:var(--inhi),0 16px 42px -26px color-mix(in srgb,var(--cc) 50%,transparent),0 10px 30px -22px rgba(40,42,100,.4);
  transition:transform .18s var(--pop),box-shadow .22s}
.catcard:hover{transform:translateY(-6px);
  box-shadow:var(--inhi),0 30px 70px -24px color-mix(in srgb,var(--cc) 60%,transparent),0 0 0 1px rgba(255,255,255,.75)}
.catcard .cfig{display:block;border-bottom:1px solid var(--line);background:color-mix(in srgb,var(--cc) 8%,#fff)}
.catcard .cfig img{width:100%;height:auto;display:block;aspect-ratio:16/10;object-fit:cover}
.catcard .cbody{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;gap:8px}
.catcard .ic{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;color:#fff;
  background:var(--cc);margin-top:-42px;position:relative;
  box-shadow:0 10px 26px -8px color-mix(in srgb,var(--cc) 70%,transparent),inset 0 1px 0 rgba(255,255,255,.4)}
.catcard .ic svg{width:24px;height:24px}
.catcard h3{font-size:18.5px;margin-top:4px}
.catcard p{margin:0;color:var(--muted);font-size:13.5px;flex:1}
.catcard .open{display:inline-flex;align-items:center;gap:7px;margin-top:6px;
  font-weight:700;font-size:13.5px;color:var(--cc)}
.catcard .open svg{width:15px;height:15px;transition:transform .18s var(--pop)}
.catcard:hover .open svg{transform:translateX(4px)}

/* ===================== notes ===================== */
.note{font-size:13px;color:var(--muted);background:var(--surface-2);border-radius:12px;
  padding:11px 14px;box-shadow:inset 0 0 0 1px var(--line-2);margin:0}
.note b{color:var(--ink-2)}

/* ============ keyword areas (Keywords index) ============ */
.cat-grid.area-cards{grid-template-columns:repeat(6,1fr);grid-auto-rows:1fr}
.area-cards>.catcard{grid-column:span 2}
/* every card is the same size; a short last row is centred on the six-track grid */
.area-cards>.catcard:last-child:nth-child(3n+1){grid-column:3/span 2}
.area-cards>.catcard:nth-last-child(2):nth-child(3n+1){grid-column:2/span 2}

/* ============ reference keyword cards (slides, sheets, sites, grids) ============ */
.kw-grid.wide{grid-template-columns:repeat(2,1fr)}
.kw-grid.square{grid-template-columns:repeat(3,1fr)}
.kw-grid.text{grid-template-columns:repeat(3,1fr)}
.kwcard.ref .kwfig{background:#fbfaff;padding:12px 12px 0}
.kwcard.ref .kwfig img{object-fit:contain;border-radius:10px;
  box-shadow:0 0 0 1px var(--line);transition:none}
/* Each image's exact box comes inline from its record, so an unloaded lazy image
   still reserves its space. These are only fallbacks. */
.kwcard.ref.wide .kwfig img{aspect-ratio:1672/941}
.kwcard.ref.square .kwfig img{aspect-ratio:1/1}
.kwcard.ref .kwbody>p{flex:0 0 auto}
.kwcard.ref .kwact{margin-top:auto;padding-top:4px}
.kwcard.ref:hover .kwfig img{transform:none}
.kwcard.ref .kwzoom{cursor:zoom-in}
.kwcard.textonly .kwbody{padding-top:20px}
.kwcard .kwbest{margin:0;font-size:13px;color:var(--ink-2);line-height:1.55;
  padding:9px 12px;border-radius:11px;background:var(--c-soft);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 20%,transparent)}
.kwcard .kwbest b{display:block;font-size:10.5px;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:var(--c);margin-bottom:2px}

/* Instagram grid detail */
.ig-more{border-radius:12px;background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-2)}
.ig-more>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;
  padding:10px 13px;font-size:12.5px;font-weight:700;color:var(--ink-2)}
.ig-more>summary::-webkit-details-marker{display:none}
.ig-more>summary .chev{width:15px;height:15px;color:var(--muted);transition:transform .2s}
.ig-more[open]>summary{color:var(--c)}
.ig-more[open]>summary .chev{transform:rotate(90deg)}
.ig-body{padding:0 13px 13px;display:flex;flex-direction:column;gap:10px}
.ig-demo{margin:0;font-size:12.5px;color:var(--muted)}
.ig-demo b{color:var(--ink)}
.ig-handle{color:var(--c);font-weight:600}
.ig-fict{display:inline-block;margin-left:7px;font-size:10px;font-weight:700;
  letter-spacing:.05em;text-transform:uppercase;color:var(--muted);background:#efedf8;
  padding:2px 7px;border-radius:999px;box-shadow:inset 0 0 0 1px var(--line-2)}
.ig-guide{margin:0;font-size:13px;line-height:1.6;color:var(--ink-2)}
.ig-chips{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0;padding:0}
.ig-chips li{font-size:11.5px;font-weight:600;color:var(--c);background:var(--c-soft);
  padding:5px 10px;border-radius:999px;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 20%,transparent)}
.ig-tiles{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);
  gap:5px}
.ig-tiles li{display:flex;align-items:flex-start;gap:5px;font-size:11.5px;line-height:1.35;
  color:var(--ink-2);background:#fff;border-radius:8px;padding:7px 8px;
  box-shadow:inset 0 0 0 1px var(--line-2)}
.ig-tiles li span{flex:0 0 auto;font-weight:700;color:var(--faint);font-size:10px;
  padding-top:1px}

/* section covers without an image, and the visual-only filter */
.kcat .kfig.contain{background:#fbfaff;display:block;padding:10px 10px 0}
.kcat .kfig.contain img{aspect-ratio:16/9;object-fit:contain;border-radius:8px;
  box-shadow:0 0 0 1px var(--line)}
.kcat .kfig.kicon{display:grid;place-items:center;aspect-ratio:16/9;
  background:linear-gradient(150deg,color-mix(in srgb,var(--c) 13%,#fff),
    color-mix(in srgb,var(--c) 4%,#fff));border-bottom:1px solid var(--line)}
.kcat .kfig.kicon svg{width:38px;height:38px;color:var(--c);opacity:.85}
.kcat .kbadges{display:flex;flex-wrap:wrap;gap:5px 10px;align-items:baseline}
.kcat .kvis{font-size:11.5px;font-weight:700;color:var(--muted)}
.vis-filter{flex:0 0 auto}

/* ===================== keyword category grid ===================== */
.kcat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.kcat{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);transition:transform .16s var(--pop),box-shadow .2s}
.kcat:hover{transform:translateY(-5px);box-shadow:var(--inhi),0 26px 60px -26px var(--c-glow),0 0 0 1px rgba(255,255,255,.7)}
.kcat .kfig{display:block;border-bottom:1px solid var(--line);background:#f4f2fb}
.kcat .kfig img{width:100%;height:auto;display:block;aspect-ratio:4/3;object-fit:cover}
.kcat .kfig.contain img{object-fit:contain;background:#fbfaff}
.kcat .kbody{padding:15px 17px 17px;display:flex;flex-direction:column;gap:5px;flex:1}
.kcat h3{font-size:16px}
.kcat .kcount{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--c)}
.kcat .kcount svg{width:14px;height:14px;transition:transform .18s var(--pop)}
.kcat:hover .kcount svg{transform:translateX(4px)}
.kcat .kdesc{margin:0;font-size:12.8px;color:var(--muted);flex:1}

/* ===================== search ===================== */
.searchbar{position:relative;display:flex;align-items:center;gap:10px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);border-radius:16px;padding:6px 8px 6px 16px}
.searchbar svg{width:19px;height:19px;color:var(--muted);flex:0 0 auto}
.searchbar input{flex:1;min-width:0;border:none;background:transparent;font-family:inherit;
  font-size:15.5px;color:var(--ink);padding:12px 0}
.searchbar input:focus{outline:none}
.searchbar .sclear{padding:9px 13px;border-radius:11px;font-size:13px;font-weight:700;
  color:var(--muted);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-2)}
.searchbar .sclear:hover{color:var(--c)}
.search-meta{margin:12px 2px 0;font-size:13.5px;color:var(--muted);font-weight:600}

.result-list{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.result{display:flex;align-items:center;gap:14px;padding:13px 16px;border-radius:15px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);transition:transform .14s var(--pop),box-shadow .18s}
.result:hover{transform:translateY(-2px);box-shadow:var(--sh)}
.result .rtype{flex:0 0 auto;font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  padding:5px 10px;border-radius:999px;color:#fff}
/* area badges: darkened so white 11px text clears WCAG AA */
.result .rtype{background:color-mix(in srgb,var(--rc,var(--brand)) 72%,#000)}
.result .rtype.images{--rc:var(--img)}
.result .rtype.videos{--rc:var(--video)}
.result .rtype.powerpoint{--rc:var(--ppt)}
.result .rtype.excel{--rc:var(--excel)}
.result .rtype.websites{--rc:var(--web)}
.result .rtype.instagram-carousel{--rc:var(--carousel)}
.result .rsec{display:block;font-size:12px;font-weight:700;color:var(--ink-2);margin-top:1px}
.result .rdesc{margin-top:2px}
.result .rmain{flex:1;min-width:0}
.result b{display:block;font-size:15px}
.result span{display:block;font-size:13px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.result .rcat{flex:0 0 auto;font-size:12.5px;font-weight:700;color:var(--muted);white-space:nowrap}
.result .rgo{flex:0 0 auto;width:18px;height:18px;color:var(--faint)}
@media(max-width:640px){.result .rcat{display:none}}

/* ===================== keyword cards ===================== */
.kw-toolbar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-bottom:22px}
.kw-toolbar .searchbar{flex:1;min-width:260px}
.kw-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;list-style:none;padding:0;margin:0}
.kwcard{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);transition:transform .16s var(--pop),box-shadow .2s}
.kwcard:hover{transform:translateY(-4px);box-shadow:var(--sh)}
.kwcard .kwfig{position:relative;margin:0;border-bottom:1px solid var(--line);background:#f3f1fb;overflow:hidden}
.kwcard .kwfig img{width:100%;height:auto;display:block;aspect-ratio:1/1;object-fit:cover;
  transition:transform .4s var(--pop)}
.kwcard.wide .kwfig img{aspect-ratio:3/2}
.kwcard.diagram .kwfig img{object-fit:contain;background:#fbfaff}
.kwcard:hover .kwfig img{transform:scale(1.035)}
.kwcard.diagram:hover .kwfig img{transform:none}
.kwzoom{position:absolute;inset:0;width:100%;height:100%;background:transparent;border:none;
  cursor:zoom-in;display:grid;place-items:end start;padding:12px}
.kwzoom .zi{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;color:var(--ink);
  background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  padding:6px 11px;border-radius:999px;box-shadow:var(--sh-sm);opacity:0;transform:translateY(5px);
  transition:.18s var(--pop)}
.kwzoom .zi svg{width:13px;height:13px}
.kwcard:hover .kwzoom .zi,.kwzoom:focus-visible .zi{opacity:1;transform:none}
.kwcard .kwbody{padding:16px 18px 18px;display:flex;flex-direction:column;gap:7px;flex:1}
.kwcard .kwnum{font-size:11.5px;font-weight:700;letter-spacing:.06em;color:var(--faint)}
.kwcard h3{font-size:16.5px}
.kwcard p{margin:0;font-size:13.4px;color:var(--muted);flex:1;line-height:1.6}
.kwcard .kwact{display:flex;gap:8px;margin-top:6px}
.kwcard .kwact .btn{flex:0 1 auto;padding:9px 16px;font-size:12.3px;border-radius:11px;white-space:nowrap;gap:6px}
.kwcard .kwact .btn svg{width:15px;height:15px}
.kw-empty{text-align:center;padding:46px 0;color:var(--muted);font-size:15px}

/* video keyword list (text only, no per-keyword image) */
.vkw-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;list-style:none;padding:0;margin:0}
.vkwcard{display:flex;gap:14px;padding:17px 19px;border-radius:16px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);transition:transform .14s var(--pop),box-shadow .18s}
.vkwcard:hover{transform:translateY(-3px);box-shadow:var(--sh)}
.vkwcard .vn{width:32px;height:32px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;
  font-family:"Fredoka",sans-serif;font-weight:600;font-size:14px;background:var(--c-soft);color:var(--c);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 22%,transparent)}
.vkwcard .vbody{flex:1;min-width:0;display:flex;flex-direction:column;gap:5px}
.vkwcard h3{font-size:16px}
.vkwcard p{margin:0;font-size:13.4px;color:var(--muted);line-height:1.6}
.vkwcard .kwact{display:flex;gap:8px;margin-top:4px;flex-wrap:wrap}
.vkwcard .kwact .btn{padding:8px 12px;font-size:12.5px;border-radius:10px}

/* category banner */
.cat-banner{padding-top:16px;padding-bottom:26px}
.cat-banner h1{font-size:clamp(28px,4vw,40px);margin-top:0}
.cat-banner p{color:var(--muted);font-size:16px;margin:14px 0 0;max-width:680px}

/* ===================== lightbox ===================== */
dialog.lightbox{border:none;padding:0;background:transparent;max-width:min(92vw,1080px);width:100%;
  max-height:92vh;overflow:visible}
dialog.lightbox::backdrop{background:rgba(28,26,58,.62);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.lb-inner{background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);border-radius:var(--r);box-shadow:var(--sh-lg);padding:16px;
  display:flex;flex-direction:column;gap:14px;max-height:92vh}
.lb-inner img{width:100%;height:auto;max-height:66vh;object-fit:contain;border-radius:14px;background:#fff;display:block}
.lb-meta{display:flex;flex-wrap:wrap;align-items:flex-start;gap:14px;padding:0 6px 6px}
.lb-meta .lbtext{flex:1;min-width:220px}
.lb-meta h2{font-size:21px;margin-bottom:5px}
.lb-meta p{margin:0;color:var(--muted);font-size:14px}
.lb-close{position:absolute;top:-14px;right:-14px;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;background:#fff;color:var(--ink);box-shadow:var(--sh);z-index:2}
.lb-close svg{width:18px;height:18px}
.lb-shell{position:relative}
@media(max-width:560px){.lb-close{top:-10px;right:-6px}}

/* ===================== builder ===================== */
.b-head{padding-top:16px;padding-bottom:22px}
.b-head h1{font-size:clamp(27px,3.8vw,38px);margin-top:0;max-width:860px}
.b-head p{color:var(--muted);font-size:16px;margin:12px 0 0;max-width:640px}

.b-layout{display:grid;grid-template-columns:minmax(0,1fr) 384px;gap:26px;align-items:start;
  padding-bottom:20px}
.b-main{display:flex;flex-direction:column;gap:18px;min-width:0}

.qgroup{border-radius:var(--r);overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm)}
.qgroup>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  padding:19px 22px;font-family:"Fredoka",sans-serif;font-size:18px;font-weight:600;color:var(--ink)}
.qgroup>summary::-webkit-details-marker{display:none}
.qgroup>summary .gn{width:32px;height:32px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;
  font-size:15px;font-weight:600;background:var(--c-soft);color:var(--c);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 24%,transparent)}
.qgroup>summary:hover{background:color-mix(in srgb,var(--c) 5%,transparent)}
.qgroup>summary .done{width:18px;height:18px;color:var(--ok);flex:0 0 auto;opacity:0;transition:.2s}
.qgroup.filled>summary .done{opacity:1}
.qgroup>summary .gtext{flex:1;min-width:0}
.qgroup>summary .gsub{display:block;font-family:"Plus Jakarta Sans",sans-serif;font-size:12.5px;
  font-weight:500;color:var(--faint);margin-top:2px}
.qgroup>summary .chev{width:18px;height:18px;color:var(--muted);flex:0 0 auto;transition:transform .2s}
.qgroup[open]>summary .chev{transform:rotate(90deg)}
.qgroup[open]>summary{border-bottom:1px solid var(--line)}
.qgroup .gbody{padding:6px 22px 22px;display:flex;flex-direction:column;gap:20px}

.qcard{padding-top:16px;border-top:1px solid var(--line)}
.qcard:first-child{border-top:none;padding-top:8px}
.qtop{display:flex;align-items:flex-start;gap:12px;margin-bottom:13px}
.qtop .qn{width:28px;height:28px;flex:0 0 auto;border-radius:9px;background:var(--c-soft);color:var(--c);
  display:grid;place-items:center;font-family:"Fredoka",sans-serif;font-weight:600;font-size:14px;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 24%,transparent)}
.qtop .qlabel{flex:1;min-width:0}
.qtop .ql{display:block;font-family:"Fredoka",sans-serif;font-size:16.5px;font-weight:500;color:var(--ink);
  cursor:pointer}
.qtop .qhelp{display:block;font-size:12.5px;color:var(--faint);margin-top:3px}
.qtop .opt{margin-left:auto;font-size:10.5px;font-weight:700;color:var(--muted);background:#efedf8;
  padding:4px 9px;border-radius:999px;white-space:nowrap;letter-spacing:.03em;text-transform:uppercase;
  box-shadow:inset 0 0 0 1px var(--line-2)}
.qtop .req{margin-left:auto;font-size:10.5px;font-weight:700;color:var(--c);background:var(--c-soft);
  padding:4px 9px;border-radius:999px;white-space:nowrap;letter-spacing:.03em;text-transform:uppercase;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 24%,transparent)}
.kwlink{display:inline-flex;align-items:center;gap:6px;margin-top:9px;font-size:12.5px;font-weight:700;
  color:var(--c);background:var(--c-soft);padding:7px 12px;border-radius:10px;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 24%,transparent);transition:transform .14s var(--pop)}
.kwlink:hover{transform:translateY(-2px)}
.kwlink svg{width:14px;height:14px}

/* inputs */
.tin{width:100%;border:none;background:var(--panel);border-radius:var(--r-sm);padding:13px 15px;
  font-family:inherit;font-size:15px;color:var(--ink);
  box-shadow:var(--inhi),inset 0 0 0 1px var(--line-2);transition:.15s}
.tin::placeholder{color:var(--faint)}
.tin:focus{outline:none;box-shadow:inset 0 0 0 2px var(--c),0 0 0 4px var(--c-soft);background:rgba(255,255,255,.85)}
textarea.tin{min-height:112px;resize:vertical;line-height:1.6}
select.tin{appearance:none;-webkit-appearance:none;cursor:pointer;padding-right:40px;
  background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235f618c' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px}

/* option tiles / chips (checkbox + radio driven — keyboard native) */
.ogrid{display:grid;gap:10px}
.ogrid.cols2{grid-template-columns:repeat(2,1fr)}
.ogrid.cols3{grid-template-columns:repeat(3,1fr)}
.ogrid.cols4{grid-template-columns:repeat(4,1fr)}
.opt-tile{position:relative;display:block}
.opt-tile input{position:absolute;opacity:0;width:1px;height:1px}
.opt-tile span.tbox{display:flex;flex-direction:column;gap:5px;padding:13px 34px 13px 14px;border-radius:14px;
  background:var(--panel);box-shadow:var(--inhi),inset 0 0 0 1px var(--line-2);cursor:pointer;
  transition:transform .14s var(--pop),box-shadow .15s,background .15s;height:100%}
.opt-tile span.tlab{font-size:13.5px;font-weight:700;color:var(--ink-2);line-height:1.25}
.opt-tile span.tsub{font-size:12px;color:var(--muted);line-height:1.4}
.opt-tile:hover span.tbox{transform:translateY(-3px);box-shadow:var(--inhi),inset 0 0 0 1.5px var(--c),0 10px 24px -16px var(--c-glow)}
.opt-tile input:checked+span.tbox{background:var(--c-soft);
  box-shadow:inset 0 0 0 2px var(--c),0 12px 28px -14px var(--c-glow)}
.opt-tile input:checked+span.tbox span.tlab{color:var(--c)}
.opt-tile input:focus-visible+span.tbox{outline:3px solid var(--brand);outline-offset:2px}
.opt-tile span.tbox::after{content:"";position:absolute;top:9px;right:9px;width:18px;height:18px;
  border-radius:50%;background:var(--c) url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/11px no-repeat;
  opacity:0;transform:scale(.4);transition:.18s var(--pop)}
.opt-tile input:checked+span.tbox::after{opacity:1;transform:scale(1)}

.chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{position:relative;display:inline-flex}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.chip span{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:999px;
  background:var(--panel);box-shadow:var(--inhi),inset 0 0 0 1px var(--line-2);
  font-size:13.5px;font-weight:600;color:var(--ink-2);cursor:pointer;
  transition:transform .12s var(--pop),box-shadow .15s,background .15s}
.chip:hover span{transform:translateY(-2px);box-shadow:var(--inhi),inset 0 0 0 1.5px var(--c)}
.chip input:checked+span{background:linear-gradient(135deg,color-mix(in srgb,var(--c) 82%,#fff),var(--c));
  color:#fff;box-shadow:0 10px 24px -10px var(--c-glow)}
.chip input:checked+span::before{content:"✓";font-weight:800;font-size:12px}
.chip input:focus-visible+span{outline:3px solid var(--brand);outline-offset:2px}

/* slider */
.slider-wrap{padding:2px 2px 0}
.slider-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:12px}
.slider-bubble{font-family:"Fredoka",sans-serif;font-size:28px;font-weight:600;color:var(--c);line-height:1}
.slider-bubble small{font-size:13px;color:var(--muted);font-weight:600;font-family:"Plus Jakarta Sans",sans-serif;margin-left:6px}
.srange{-webkit-appearance:none;appearance:none;width:100%;height:10px;border-radius:999px;
  background:rgba(120,124,190,.2);outline:none}
.srange::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;
  background:var(--c);cursor:pointer;box-shadow:0 0 0 4px rgba(255,255,255,.8),0 6px 18px -4px var(--c-glow)}
.srange::-moz-range-thumb{width:26px;height:26px;border:none;border-radius:50%;background:var(--c);
  cursor:pointer;box-shadow:0 0 0 4px rgba(255,255,255,.8),0 6px 18px -4px var(--c-glow)}
.srange:focus-visible{outline:3px solid var(--brand);outline-offset:4px}
.srange-ticks{display:flex;justify-content:space-between;font-size:11.5px;color:var(--faint);
  margin-top:8px;font-weight:600}

/* toggles */
.tog-list{display:flex;flex-direction:column;gap:9px}
.tog{position:relative;display:block}
.tog input{position:absolute;opacity:0;width:1px;height:1px}
.tog span.tbox{display:flex;align-items:center;gap:12px;padding:12px 15px;border-radius:13px;
  background:var(--panel);box-shadow:var(--inhi),inset 0 0 0 1px var(--line-2);cursor:pointer;transition:.15s}
.tog span.tname{flex:1;font-size:14px;font-weight:600;color:var(--ink-2)}
.tog span.tname small{display:block;font-size:12px;font-weight:500;color:var(--muted);margin-top:1px}
.tog span.sw{width:42px;height:24px;border-radius:999px;background:var(--line-2);position:relative;flex:0 0 auto;transition:.18s}
.tog span.sw::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;
  background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.25);transition:transform .18s var(--pop)}
.tog input:checked+span.tbox{background:var(--c-soft);
  box-shadow:inset 0 0 0 1.5px color-mix(in srgb,var(--c) 50%,transparent),0 10px 26px -18px var(--c-glow)}
.tog input:checked+span.tbox span.sw{background:var(--c);box-shadow:0 0 14px -2px var(--c-glow)}
.tog input:checked+span.tbox span.sw::after{transform:translateX(18px)}
.tog input:focus-visible+span.tbox{outline:3px solid var(--brand);outline-offset:2px}

/* reveal blocks (content source) */
.reveal{margin-top:14px;padding:16px;border-radius:15px;background:var(--c-soft);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 26%,transparent);
  display:flex;flex-direction:column;gap:13px;animation:rise .28s var(--pop) both}
.reveal .fl{display:block;font-size:12.5px;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.reveal .tin{background:rgba(255,255,255,.82)}

/* ===================== builder rail / result ===================== */
.rail{position:sticky;top:92px;display:flex;flex-direction:column;gap:14px}
.railcard{border-radius:18px;padding:20px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm)}
.prog-top{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:9px;gap:10px}
.prog-top b{font-size:13.5px}
.prog-top .pp{font-family:"Fredoka",sans-serif;font-weight:600;font-size:22px;color:var(--c)}
.pbar{height:11px;border-radius:999px;background:rgba(120,124,190,.2);overflow:hidden}
.pbar i{display:block;height:100%;width:0;border-radius:999px;background:var(--c);
  box-shadow:0 0 16px -1px var(--c-glow);transition:width .45s var(--pop)}
.prog-msg{font-size:12.5px;color:var(--muted);margin:10px 0 0;font-weight:600}
.rail-actions{display:flex;flex-direction:column;gap:9px;margin-top:16px}
.rail-actions .btn{width:100%}
.rail-secondary{display:grid;grid-template-columns:1fr 1fr;gap:9px}
.rail-note{font-size:11.8px;color:var(--faint);margin:12px 0 0;line-height:1.5}
.autosave{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;color:var(--ok);
  background:color-mix(in srgb,var(--ok) 12%,transparent);padding:5px 10px;border-radius:999px;margin-top:12px}
.autosave svg{width:13px;height:13px}
.autosave[data-state="idle"]{color:var(--muted);background:var(--surface-2)}

.result-panel{scroll-margin-top:100px}
.console{border-radius:var(--r);color:#e9e7f8;font-size:13.4px;line-height:1.75;padding:24px;
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(40,38,68,.94),rgba(26,24,48,.97));
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 34px 76px -34px rgba(20,20,60,.7),0 0 70px -26px var(--c-glow),inset 0 1px 0 rgba(255,255,255,.08)}
.console .bar{display:flex;gap:6px;margin-bottom:16px}
.console .bar i{width:11px;height:11px;border-radius:50%;background:#433f63;display:block}
.console pre{margin:0;white-space:pre-wrap;word-break:break-word;
  font-family:"Plus Jakarta Sans",ui-monospace,SFMono-Regular,monospace;max-height:46vh;overflow:auto;
  scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.28) transparent}
.railcard.result-panel{padding:20px}
.railcard.result-panel .console{padding:18px;border-radius:16px}
.rail .out-actions{margin-top:14px}
.rail .out-actions .btn{flex:1;min-width:118px;padding:11px 12px;font-size:13.5px}
@media(min-width:1001px){.rail .out-actions .btn:first-child{flex-basis:100%}}
.console .placeholder{color:#9d99c9;font-size:14px;line-height:1.7}
.out-actions{display:flex;flex-wrap:wrap;gap:9px;margin:18px 0 0}
.out-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.out-head h2{font-size:24px}
.out-head p{margin:6px 0 0;color:var(--muted);font-size:14px}
.live-region{margin:12px 0 0;font-size:13.5px;font-weight:700;color:var(--ok);min-height:20px}
.live-region:empty{margin:0}

/* ===================== learn ===================== */
.learn-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.learncard{display:flex;flex-direction:column;border-radius:18px;overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);transition:transform .16s var(--pop),box-shadow .2s}
.learncard:hover{transform:translateY(-4px);box-shadow:var(--inhi),0 26px 64px -26px var(--c-glow),0 0 0 1px rgba(255,255,255,.7)}
.learncard .lfig{border-bottom:1px solid var(--line)}
.learncard .lfig img{width:100%;height:auto;display:block;aspect-ratio:16/9;object-fit:cover}
.learncard .lbody{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.learncard .ltag{align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.05em;
  text-transform:uppercase;color:var(--c);background:var(--c-soft);padding:5px 11px;border-radius:999px;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 22%,transparent)}
.learncard h3{font-size:17.5px;line-height:1.25}
.learncard p{margin:0;font-size:13.6px;color:var(--muted);flex:1}
.learncard .lmeta{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:var(--faint);font-weight:600;
  padding-top:4px}

.article-hero{padding:16px 0 4px}
.article-hero h1{font-size:clamp(28px,4.4vw,40px);line-height:1.14;margin-top:0}
.article-hero .lead{color:var(--ink-2);font-size:17px;line-height:1.72;margin:16px 0 0}
.article-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;list-style:none;padding:0}
.article-meta li{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;
  color:var(--muted);background:var(--surface-2);padding:7px 12px;border-radius:10px;
  box-shadow:inset 0 0 0 1px var(--line-2)}
.article-meta svg{width:14px;height:14px;color:var(--c)}
.article-fig{margin:26px 0 8px;border-radius:var(--r);overflow:hidden;border:var(--gborder);
  box-shadow:var(--sh);background:var(--glass)}
.article-fig img{width:100%;height:auto;display:block}
.article-body{display:flex;flex-direction:column;gap:24px;margin-top:26px}
.article-body h2{font-size:23px;margin-bottom:10px;scroll-margin-top:100px}
.article-body p{color:var(--ink-2);font-size:16px;line-height:1.78;margin:0 0 12px}
.article-body p:last-child{margin-bottom:0}
.article-body ul,.article-body ol{color:var(--ink-2);font-size:16px;line-height:1.75;padding-left:22px;margin:0 0 12px}
.article-body li{margin-bottom:7px}
.callout{border-radius:18px;padding:20px 22px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm)}
.callout-h{display:flex;align-items:center;gap:10px;font-family:"Fredoka",sans-serif;font-size:17px;
  font-weight:600;margin-bottom:10px}
.callout-h svg{width:19px;height:19px;color:var(--c);flex:0 0 auto}
.callout p{color:var(--ink-2);font-size:15.5px;line-height:1.7;margin:0 0 9px}
.callout p:last-child{margin-bottom:0}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cmp{border-radius:16px;padding:17px 19px;border:1px solid var(--line-2)}
.cmp-h{display:flex;align-items:center;gap:8px;font-family:"Fredoka",sans-serif;font-size:15px;
  font-weight:600;margin-bottom:10px}
.cmp-h svg{width:16px;height:16px}
.cmp p{font-size:14.5px;line-height:1.65;margin:0 0 8px;color:var(--ink-2)}
.cmp p:last-child{margin-bottom:0}
.cmp-bad{background:color-mix(in srgb,#f0506e 9%,transparent)}
.cmp-bad .cmp-h{color:#c22f50}
.cmp-good{background:color-mix(in srgb,var(--ok) 11%,transparent)}
.cmp-good .cmp-h{color:var(--ok)}
.checklist-card{border-radius:18px;padding:20px 22px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm)}
.cl-h{display:flex;align-items:center;gap:9px;font-family:"Fredoka",sans-serif;font-size:16.5px;
  font-weight:600;margin-bottom:14px}
.cl-h svg{width:18px;height:18px;color:var(--c)}
.cl-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.cl-list li{display:flex;align-items:flex-start;gap:11px;font-size:15px;color:var(--ink-2);line-height:1.55}
.cl-box{flex:0 0 auto;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  background:var(--c-soft);color:var(--c);margin-top:1px}
.cl-box svg{width:14px;height:14px}
.callout details>summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;gap:6px;
  margin-top:12px}
.callout details>summary::-webkit-details-marker{display:none}
.callout details[open]>summary{margin-bottom:2px}
.callout details>p{margin:12px 0 0;padding:13px 15px;border-radius:12px;background:var(--c-soft);
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 24%,transparent);color:var(--ink);
  font-size:15px;line-height:1.65}
.quiz-opts li{background:var(--surface-2);border-radius:11px;padding:10px 13px;font-size:14.5px;
  font-weight:600;color:var(--ink-2);box-shadow:inset 0 0 0 1px var(--line-2)}
.article-sec{scroll-margin-top:100px}
.prompt-card{border-radius:16px;overflow:hidden;border:1px solid var(--line-2);background:var(--surface-2)}
.pc-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 15px;
  border-bottom:1px solid var(--line)}
.pc-head b{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.ptext{margin:0;padding:16px;font-family:"Plus Jakarta Sans",ui-monospace,monospace;font-size:13.4px;
  line-height:1.68;color:var(--ink);white-space:pre-wrap;word-break:break-word}
.copybtn{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:12.5px;color:var(--c);
  background:var(--c-soft);padding:7px 12px;border-radius:10px;
  box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 22%,transparent)}
.copybtn svg{width:14px;height:14px}
.article-foot{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;align-items:center}
.prevnext{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
.pncard{display:flex;flex-direction:column;gap:5px;padding:17px 19px;border-radius:16px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm);transition:transform .15s var(--pop),box-shadow .18s}
.pncard:hover{transform:translateY(-3px);box-shadow:var(--sh)}
.pncard small{font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.pncard b{font-family:"Fredoka",sans-serif;font-size:16px;font-weight:600;line-height:1.3}
.pncard.next{text-align:right}
.related{display:flex;flex-wrap:wrap;gap:9px;margin-top:12px}
.related a{font-size:13px;font-weight:700;color:var(--c);background:var(--c-soft);padding:8px 14px;
  border-radius:999px;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 22%,transparent);
  transition:transform .14s var(--pop)}
.related a:hover{transform:translateY(-2px)}

/* ===================== FAQ ===================== */
.faq{display:flex;flex-direction:column;gap:11px;max-width:820px;margin:0 auto}
.wrap.measure .faq{max-width:none}
.wrap.measure .center-head{max-width:none}
.faq details{border-radius:16px;overflow:hidden;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm)}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:14px;padding:17px 20px;font-family:"Fredoka",sans-serif;font-size:16.5px;font-weight:500;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .chev{width:18px;height:18px;color:var(--muted);flex:0 0 auto;transition:transform .2s}
.faq details[open] summary .chev{transform:rotate(90deg)}
.faq details[open] summary{color:var(--c)}
.faq .fa{padding:0 20px 19px;color:var(--ink-2);font-size:15px;line-height:1.72;margin:0}
.faq .fa p{margin:0 0 10px}
.faq .fa p:last-child{margin-bottom:0}

/* ===================== legal / support ===================== */
code,kbd{font-family:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;font-size:.88em;
  background:var(--surface-2);border-radius:7px;padding:2px 6px;color:var(--ink);
  box-shadow:inset 0 0 0 1px var(--line-2);overflow-wrap:anywhere;word-break:break-word}
.legal h2{font-size:21px;margin:30px 0 10px;scroll-margin-top:100px}
.legal h2:first-child{margin-top:0}
.legal p,.legal li{color:var(--ink-2);font-size:15.5px;line-height:1.76}
.legal p{margin:0 0 12px}
.legal ul{padding-left:22px;margin:0 0 14px}
.legal li{margin-bottom:8px}
.legal-updated{font-size:13px;color:var(--faint);font-weight:600;margin:0 0 22px}
.panel{border-radius:var(--r);padding:26px 28px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-sm)}
.panel+.panel{margin-top:18px}
.support-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.support-fig img{width:100%;height:auto;display:block;border-radius:var(--r);border:var(--gborder);
  box-shadow:var(--sh)}
.contact-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.contact-list li{display:flex;align-items:center;gap:13px;padding:14px 16px;border-radius:15px;
  background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-2)}
.contact-list .ci{width:38px;height:38px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;
  background:var(--c-soft);color:var(--c)}
.contact-list .ci svg{width:19px;height:19px}
.contact-list b{display:block;font-size:14.5px}
.contact-list span{display:block;font-size:13px;color:var(--muted)}

/* ===================== featured strips ===================== */

/* ===================== footer ===================== */
footer{border-top:1px solid rgba(255,255,255,.5);margin-top:56px;padding:34px 0 0;color:var(--muted)}
.foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px 32px;
  padding-bottom:24px}
.foot-brand{display:inline-flex;align-items:center}
.foot-brand img{height:26px;width:auto;display:block}
.foot-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 24px}
.foot-nav a{font-size:14px;font-weight:600;color:var(--muted);transition:color .15s}
.foot-nav a:hover{color:var(--brand)}
.foot-copy{margin:0;padding:18px 0 26px;border-top:1px solid var(--line);font-size:12.8px;
  color:var(--faint);text-align:center}

/* ===================== toast ===================== */
.toast{position:fixed;bottom:26px;left:50%;transform:translateX(-50%) translateY(20px);
  background:linear-gradient(160deg,rgba(40,38,68,.95),rgba(26,24,48,.97));color:#fff;
  padding:12px 22px;border-radius:13px;font-weight:600;font-size:14px;opacity:0;pointer-events:none;
  transition:.25s var(--pop);z-index:120;box-shadow:var(--sh-lg);border:1px solid rgba(255,255,255,.12);
  max-width:min(90vw,420px);text-align:center}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===================== feedback ===================== */
.fab{position:fixed;right:22px;bottom:22px;width:54px;height:54px;border-radius:50%;z-index:70;color:#fff;
  background:linear-gradient(150deg,var(--brand),#5b9bff);display:grid;place-items:center;
  box-shadow:0 16px 32px -12px rgba(80,70,200,.65),inset 0 1px 1px rgba(255,255,255,.4);
  transition:transform .18s var(--pop)}
.fab:hover{transform:translateY(-3px) scale(1.04)}
.fab svg{width:23px;height:23px}
dialog.modal{border:none;padding:0;background:transparent;max-width:min(92vw,430px);width:100%}
dialog.modal::backdrop{background:rgba(28,26,58,.55);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}
.modal-inner{position:relative;border-radius:var(--r);padding:26px;
  background:var(--glass);-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
  border:var(--gborder);box-shadow:var(--sh-lg)}
.modal-inner h2{font-size:21px;margin-bottom:6px}
.modal-inner>p{margin:0 0 18px;color:var(--muted);font-size:14px}
.modal-x{position:absolute;top:14px;right:14px;width:34px;height:34px;border-radius:11px;display:grid;
  place-items:center;color:var(--muted);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-2)}
.modal-x:hover{color:var(--ink)}
.modal-x svg{width:16px;height:16px}
.stars{display:flex;gap:5px;margin-bottom:16px}
.star-btn{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:var(--faint);
  background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-2);transition:.15s var(--pop)}
.star-btn svg{width:21px;height:21px;fill:currentColor;stroke:none}
.star-btn:hover{transform:translateY(-2px)}
.star-btn.on{color:#e0a52c;background:color-mix(in srgb,#f5b73d 18%,#fff)}
.field{margin-bottom:12px}
.field label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-2);margin-bottom:6px}

/* ===================== animations ===================== */
@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes fadein{from{opacity:0}to{opacity:1}}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.float{animation:bob 5s ease-in-out infinite}

/* ===================== responsive ===================== */
@media(max-width:1000px){
  .b-layout{grid-template-columns:1fr}
  .rail{position:static}
  .rail-actions{flex-direction:row;flex-wrap:wrap}
  .rail-actions .btn{width:auto;flex:1;min-width:150px}
  .rail-secondary{display:contents}
  .kcat-grid{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:1000px){
  .kw-grid.square,.kw-grid.text{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:880px){
  .nav-links,.nav-cta .btn{display:none}
  /* the links are hidden here, so the bar is just the logo and the burger */
  header .nav{grid-template-columns:1fr auto}
  .navburger{display:flex}
  .pillars,.cat-grid,.learn-grid,.kw-grid{grid-template-columns:repeat(2,1fr)}
  /* a fixed set of cards centres its last odd card (four tracks, each card spans two) */
  .pillars{grid-template-columns:repeat(4,1fr)}
  .pillars>.pillar{grid-column:span 2}
  .pillars>.pillar:last-child:nth-child(odd){grid-column:2/span 2}
  .cat-grid.area-cards{grid-template-columns:repeat(4,1fr)}
  .area-cards>.catcard:last-child:nth-child(3n+1),.area-cards>.catcard:nth-last-child(2):nth-child(3n+1){grid-column:span 2}
  .area-cards>.catcard:last-child:nth-child(odd){grid-column:2/span 2}
  .support-grid{grid-template-columns:1fr}
}
@media(max-width:680px){
  .foot{flex-direction:column;align-items:flex-start}
  .foot-nav ul{gap:10px 20px}
  /* keep the copyright line clear of the floating feedback button at the page end */
  .foot-copy{padding-bottom:92px}
  .kcat-grid{grid-template-columns:repeat(4,1fr)}
  .kcat-grid>.kcat{grid-column:span 2}
  .kcat-grid>.kcat:last-child:nth-child(odd){grid-column:2/span 2}
  .compare{grid-template-columns:1fr}
  .ogrid.cols4{grid-template-columns:repeat(2,1fr)}
  .ogrid.cols3{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
  .ig-tiles{grid-template-columns:repeat(2,1fr)}
  .wrap{padding:0 18px}
  /* two cards per row on phones: tighter cards keep both columns readable */
  .pillars,.cat-grid,.kcat-grid,.kw-grid,.learn-grid,.vkw-grid,.prevnext{gap:12px}
  .pillar .pbody,.catcard .cbody{padding:14px 13px 15px}
  .pillar h2,.catcard h2,.catcard h3{font-size:15.5px;margin-bottom:5px}
  .pillar p,.catcard p{font-size:12.5px;margin-bottom:10px}
  .pillar .go,.catcard .open{font-size:12px;gap:5px}
  .catcard .ic{width:34px;height:34px;border-radius:11px;margin-top:-31px}
  .catcard .ic svg{width:18px;height:18px}
  .kcat .kbody{padding:11px 12px 13px}
  .kcat h2,.kcat h3{font-size:14px}
  .kcat .kdesc{font-size:12px}
  .kwcard .kwbody{padding:11px 12px 13px;gap:5px}
  .kwcard h3{font-size:14px}
  .kwcard p{font-size:12.2px;line-height:1.5}
  .kwcard .kwbest{font-size:11.8px;padding:7px 9px}
  .kwcard .kwact .btn{flex:1 1 auto;justify-content:center;min-height:40px;padding:9px 6px;font-size:11.5px;white-space:normal;line-height:1.2}
  .learncard .lbody{padding:12px 12px 14px}
  .learncard h2,.learncard h3{font-size:14.5px}
  .learncard p{font-size:12.2px}
  .pncard{padding:12px 13px}
  .pncard b{font-size:14px}
  .vkwcard{padding:13px 12px;gap:10px}
  .hero-cta .btn,.out-actions .btn{width:100%}
  .qgroup .gbody,.qgroup>summary{padding-left:16px;padding-right:16px}
  .section{padding:38px 0}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;scroll-behavior:auto!important}
}
@media print{
  header,footer,.fab,.out-actions,.rail,.pageback,.skip-link{display:none!important}
  body::before,body::after{display:none}
  body{background:#fff}
  .console{background:#fff;color:#000;box-shadow:none;border:1px solid #ccc}
}

/* ===================== legible without blur =====================
   Glass that floats over moving page content must stay readable when the browser
   draws no backdrop blur: macOS and iOS "Reduce transparency" switches it off in
   Safari, and some renderers never composite it. These surfaces now carry enough
   opacity to stand on their own; the blur stays on top as a refinement. Cards that
   sit on the static background keep the original, more translucent glass. */
header .nav{background:linear-gradient(157deg,rgba(255,255,255,.95),rgba(251,250,255,.88))}
.mobile-menu{background:linear-gradient(157deg,rgba(255,255,255,.98),rgba(250,249,255,.95))}
.menu-scrim{background:rgba(30,28,64,.42)}
.lb-inner,.modal-inner{background:linear-gradient(157deg,rgba(255,255,255,.98),rgba(250,249,255,.95))}
@media (prefers-reduced-transparency: reduce){
  header .nav,.mobile-menu,.lb-inner,.modal-inner{background:#fff;-webkit-backdrop-filter:none;backdrop-filter:none}
  .menu-scrim{background:rgba(30,28,64,.5);-webkit-backdrop-filter:none;backdrop-filter:none}
}