/* ============================================================
   NAVIGATOR — "Learning Studio" theme
   Fonts: Baloo 2 (rounded playful display) · Lexend (education
   readability body/UI) · Space Mono (labels) · Atkinson Hyperlegible (a11y)
   ============================================================ */
:root{
  --paper:#FFFDF6; --paper-2:#FBF3E4; --card:#ffffff;
  --ink:#2A2140; --ink-soft:#6a5f82; --line:#efe4cf;
  --violet:#6C4CE0; --violet-2:#8B5CF6;
  --c-people:#FB8B24; --c-biz:#06A6A0; --c-strat:#4361EE; --c-learn:#2FBF71;
  --c-tools:#F0544F; --c-news:#9B5DE5;
  --yellow:#FFC93C; --pink:#FF6FB5; --sky:#4CC9F0; --lime:#B5E48C;
  --brand-a:#6C4CE0; --brand-b:#06A6A0;
  --radius:22px; --radius-s:14px;
  --shadow:0 10px 30px rgba(42,33,64,.10); --shadow-lift:0 18px 44px rgba(42,33,64,.16);
  --maxw:1160px; --readw:740px;
  --f-display:"Baloo 2",system-ui,sans-serif; --f-body:"Lexend",system-ui,sans-serif;
  --f-ui:"Lexend",system-ui,sans-serif; --f-mono:"Space Mono",monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);
  font-size:1.1rem;line-height:1.75;font-weight:340;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(circle at 12% 8%,rgba(108,76,224,.06),transparent 40%),radial-gradient(circle at 88% 4%,rgba(6,166,160,.06),transparent 38%)}
body.a11y{font-family:"Atkinson Hyperlegible",sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:var(--violet);text-decoration:none}
a:hover{color:var(--brand-b)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.read{max-width:var(--readw);margin:0 auto}
h1,h2,h3,h4{font-family:var(--f-display);line-height:1.1;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(2.3rem,5.5vw,3.8rem);margin:.15em 0 .3em}
h2{font-size:clamp(1.7rem,3.6vw,2.4rem);margin:1.4em 0 .5em}
h3{font-size:1.35rem;margin:1.2em 0 .35em;font-weight:600}
p{margin:.7em 0}
.eyebrow{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--violet)}
.mono{font-family:var(--f-mono)}
code{font-family:var(--f-mono);font-size:.84em;background:var(--paper-2);padding:.12em .4em;border-radius:6px}
pre{background:#2A2140;color:#fdf3df;padding:18px;border-radius:var(--radius-s);overflow:auto;line-height:1.55;box-shadow:var(--shadow)}
pre code{background:none;color:inherit}
table{width:100%;border-collapse:separate;border-spacing:0;margin:1.3em 0;font-size:.97rem;display:block;overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-s)}
th,td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:11px 14px;text-align:left;vertical-align:top}
tr td:last-child,tr th:last-child{border-right:none}
tbody tr:last-child td{border-bottom:none}
th{background:var(--paper-2);font-family:var(--f-ui);font-weight:600}
blockquote{border:none;position:relative;margin:1.4em 0;padding:1em 1.2em 1em 2.4em;background:linear-gradient(135deg,rgba(108,76,224,.07),rgba(6,166,160,.07));border-radius:var(--radius-s);font-size:1.12rem}
blockquote:before{content:"\201C";font-family:var(--f-display);position:absolute;left:.3em;top:.05em;font-size:2.6rem;color:var(--violet);opacity:.5}
hr{border:none;height:3px;background:repeating-linear-gradient(90deg,var(--yellow) 0 14px,transparent 14px 26px);margin:2.2em 0;border-radius:2px}
ul,ol{padding-left:1.2em}
li{margin:.35em 0}
.btn{font-family:var(--f-ui);font-weight:600;display:inline-flex;gap:.5em;align-items:center;
  background:var(--violet);color:#fff;border:none;padding:.75em 1.4em;border-radius:999px;cursor:pointer;
  font-size:1rem;box-shadow:0 6px 0 rgba(108,76,224,.28);transition:transform .08s,box-shadow .08s,filter .15s}
.btn:hover{filter:brightness(1.05);color:#fff;transform:translateY(-1px)}
.btn:active{transform:translateY(3px);box-shadow:0 3px 0 rgba(108,76,224,.28)}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:0 6px 0 var(--line);border:2px solid var(--ink)}
.btn.ghost:active{box-shadow:0 3px 0 var(--line)}
.btn.tools{background:var(--c-tools);box-shadow:0 6px 0 rgba(240,84,79,.3)}
.btn.sun{background:var(--yellow);color:#5b4300;box-shadow:0 6px 0 rgba(255,201,60,.4)}
.topbar{background:linear-gradient(90deg,var(--violet),var(--c-news));color:#fff;text-align:center;font-family:var(--f-ui);font-size:.9rem;padding:.5em 1em}
.topbar a{color:#fff;font-weight:600;text-decoration:underline;text-underline-offset:3px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,253,246,.9);backdrop-filter:blur(10px);border-bottom:2px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;height:70px}
.brand{display:flex;align-items:center;gap:8px;font-family:var(--f-display);font-weight:800;font-size:1.5rem;color:var(--ink);text-decoration:none;letter-spacing:-.02em}
.brand .theta{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,var(--violet),var(--brand-b));color:#fff;font-size:1.5rem;font-weight:700;box-shadow:0 4px 0 rgba(108,76,224,.3)}
.nav-links{display:flex;gap:2px;margin-left:auto;align-items:center}
.nav-links a,.nav-links .drop>button{font-family:var(--f-ui);font-weight:500;font-size:.98rem;color:var(--ink);
  background:none;border:none;padding:.5em .75em;border-radius:999px;cursor:pointer}
.nav-links a:hover,.nav-links .drop>button:hover{background:var(--paper-2)}
.drop{position:relative}
.drop-menu{position:absolute;top:100%;left:0;min-width:240px;background:#fff;border:2px solid var(--line);
  border-radius:var(--radius-s);box-shadow:var(--shadow-lift);padding:8px;display:none;flex-direction:column}
.drop-menu a{padding:.55em .7em;border-radius:10px}
.drop:hover .drop-menu,.drop:focus-within .drop-menu{display:flex}
.menu-btn{display:none;margin-left:auto;background:var(--violet);border:none;border-radius:12px;width:46px;height:46px;cursor:pointer;align-items:center;justify-content:center;box-shadow:0 4px 0 rgba(108,76,224,.3)}
.menu-btn svg{width:22px;height:22px;stroke:#fff}
.drawer{position:fixed;inset:0;background:rgba(42,33,64,.45);z-index:60;display:none}
.drawer.open{display:block}
.drawer-panel{position:absolute;top:0;right:0;height:100%;width:min(88vw,370px);background:var(--paper);
  box-shadow:var(--shadow-lift);padding:18px;overflow-y:auto;display:flex;flex-direction:column;gap:3px}
.drawer-panel a{font-family:var(--f-ui);font-weight:500;color:var(--ink);padding:.8em .7em;border-radius:12px;font-size:1.06rem}
.drawer-panel a:hover{background:var(--paper-2)}
.drawer-group>summary{font-family:var(--f-mono);font-weight:700;cursor:pointer;list-style:none;padding:.7em;color:var(--violet);text-transform:uppercase;font-size:.72rem;letter-spacing:.14em;border-top:2px solid var(--line);margin-top:4px}
.drawer-group>summary::-webkit-details-marker{display:none}
.drawer-group a{padding-left:1.3em;font-size:1rem}
.drawer-close{align-self:flex-end;background:none;border:none;font-size:2rem;line-height:1;cursor:pointer;color:var(--ink)}
.hero{padding:60px 0 30px;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}
.hero .kicker{display:inline-block;font-family:var(--f-mono);font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;
  background:var(--yellow);color:#5b4300;padding:.45em 1em;border-radius:999px;margin-bottom:16px;box-shadow:0 4px 0 rgba(255,201,60,.4)}
.hero h1 .hl{background:linear-gradient(120deg,var(--violet),var(--c-tools) 60%,var(--c-people));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.28rem;color:var(--ink-soft);max-width:52ch;margin:.5em 0 1.4em;font-weight:340}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.trust{display:flex;gap:10px;flex-wrap:wrap;margin:26px 0 0}
.trust .chiplet{font-family:var(--f-ui);font-weight:600;font-size:.86rem;background:#fff;border:2px solid var(--line);
  border-radius:999px;padding:.4em .9em;display:inline-flex;gap:.4em;align-items:center}
.trust .chiplet b{color:var(--violet)}
.avatar{width:100%;aspect-ratio:1;border-radius:20px;display:flex;align-items:center;justify-content:center;
  font-family:var(--f-display);font-weight:800;color:#fff;font-size:2rem;box-shadow:var(--shadow);overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
.hero-collage{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;transform:rotate(-2deg)}
.hero-collage .avatar:nth-child(2){transform:translateY(18px) rotate(3deg)}
.hero-collage .avatar:nth-child(4){transform:translateY(-10px) rotate(-3deg)}
.hero-collage .avatar:nth-child(6){transform:translateY(14px) rotate(2deg)}
.section{padding:26px 0}
.sec-eyebrow{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft)}
.section-title{display:flex;align-items:center;gap:12px;margin:10px 0 4px}
.section-title .dot{width:16px;height:16px;border-radius:50%;box-shadow:0 3px 0 rgba(0,0,0,.08)}
.grid{display:grid;gap:20px}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:2px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);
  color:var(--ink);display:block;transition:transform .12s,box-shadow .15s,border-color .15s;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);border-color:var(--violet)}
.card h3{margin:.15em 0 .3em;font-size:1.22rem}
.card p{margin:0;color:var(--ink-soft);font-size:1rem}
.card .ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;font-size:1.5rem;color:#fff;box-shadow:0 4px 0 rgba(0,0,0,.08)}
.card-media{height:120px;border-radius:16px;margin-bottom:14px;overflow:hidden;display:flex;align-items:center;justify-content:center;font-family:var(--f-display);font-weight:800;color:#fff;font-size:2.4rem}
.card-media img{width:100%;height:100%;object-fit:cover}
.chip{font-family:var(--f-mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;padding:.35em .8em;border-radius:999px;color:#fff;display:inline-block;font-weight:700}
.chip.people{background:var(--c-people)} .chip.biz{background:var(--c-biz)} .chip.strat{background:var(--c-strat)}
.chip.learn{background:var(--c-learn)} .chip.tools{background:var(--c-tools)} .chip.news{background:var(--c-news)}
.bg-people{background:var(--c-people)} .bg-biz{background:var(--c-biz)} .bg-strat{background:var(--c-strat)}
.bg-learn{background:var(--c-learn)} .bg-tools{background:var(--c-tools)} .bg-news{background:var(--c-news)}
.path{background:var(--card);border:2px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);transition:transform .12s,box-shadow .15s;display:block;color:var(--ink)}
.path:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}
.path .num{font-family:var(--f-display);font-weight:800;font-size:2.2rem;line-height:1;color:transparent;-webkit-text-stroke:2px var(--violet)}
.path h3{margin:.3em 0 .2em}
.path p{color:var(--ink-soft);margin:0;font-size:.98rem}
.band{background:linear-gradient(135deg,var(--paper-2),#fff);border:2px solid var(--line);border-radius:calc(var(--radius) + 6px);padding:36px;margin:30px 0;position:relative;overflow:hidden}
.band h2{margin-top:0}
.band .big{font-size:1.2rem;color:var(--ink-soft)}
.head-band{border-radius:0 0 var(--radius) var(--radius);padding:30px 0 26px;margin-bottom:20px;position:relative;overflow:hidden;color:#fff}
.head-band .wrap{position:relative;z-index:2}
.head-band .chip{background:rgba(255,255,255,.25)}
.head-band h1{color:#fff;margin:.2em 0 .1em}
.head-band .crumbs{color:rgba(255,255,255,.85)}
.head-band .crumbs a{color:#fff}
.head-band .blob{position:absolute;border-radius:50%;opacity:.22}
.thesis{font-size:1.3rem;font-family:var(--f-display);font-weight:500;color:var(--ink);background:linear-gradient(135deg,rgba(108,76,224,.08),rgba(6,166,160,.08));
  border-left:6px solid var(--violet);padding:18px 22px;border-radius:0 var(--radius-s) var(--radius-s) 0;margin:22px 0}
.tldr{background:#fff;border:2px dashed var(--line);border-radius:var(--radius-s);padding:18px 20px;margin:18px 0}
.tldr h4{margin:.1em 0 .4em;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.1em;font-size:.76rem;color:var(--violet)}
article.doc{font-size:1.13rem}
article.doc>h2{margin-top:1.6em;padding-bottom:.15em;border-bottom:3px solid var(--paper-2)}
article.doc>p:first-of-type::first-letter{font-family:var(--f-display);font-weight:800;font-size:3.1rem;line-height:.8;float:left;margin:.05em .12em 0 0;color:var(--violet)}
.footer-links{display:flex;gap:14px;flex-wrap:wrap;font-family:var(--f-mono);font-size:.85rem;margin-top:22px;padding-top:16px;border-top:2px solid var(--line)}
.tool-box{background:#fff;border:2px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);margin:22px 0}
.tool-box label{font-family:var(--f-ui);font-weight:600;font-size:.92rem;display:block;margin:.5em 0 .2em}
.tool-box input,.tool-box select,.tool-box textarea{font-family:var(--f-ui);font-size:1rem;padding:.6em .75em;border:2px solid var(--line);border-radius:10px;width:100%;background:var(--paper)}
.tool-box input:focus,.tool-box textarea:focus{outline:none;border-color:var(--violet)}
.trow{display:grid;gap:8px;align-items:center;margin:10px 0}
.result{background:linear-gradient(135deg,rgba(108,76,224,.08),rgba(6,166,160,.08));border-radius:var(--radius-s);padding:18px;margin-top:14px;font-family:var(--f-ui)}
.bar{height:16px;border-radius:999px;background:linear-gradient(90deg,var(--violet),var(--brand-b))}
.pill{display:inline-block;background:#fff;border:2px solid var(--line);border-radius:999px;padding:.25em .8em;font-family:var(--f-mono);font-size:.78rem;margin:3px}
.newsletter-cta{background:linear-gradient(120deg,var(--c-news),var(--violet));color:#fff;border-radius:calc(var(--radius) + 6px);padding:34px;text-align:center;margin:34px 0;box-shadow:var(--shadow-lift);position:relative;overflow:hidden}
.newsletter-cta h3{color:#fff;margin:.1em 0}
.newsletter-cta .btn{background:#fff;color:var(--violet);box-shadow:0 6px 0 rgba(255,255,255,.3)}
.site-footer{margin-top:60px;background:var(--ink);color:#e9e2f5;padding:44px 0}
.site-footer a{color:#d7c9ff}
.site-footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:28px}
.site-footer h4{color:#fff;font-size:1.05rem;margin:0 0 .6em;font-family:var(--f-display)}
.site-footer .brand{color:#fff}
.site-footer .fine{font-family:var(--f-mono);font-size:.76rem;color:#b3a7cf;margin-top:24px;border-top:1px solid #3d3358;padding-top:16px}
.crumbs{font-family:var(--f-mono);font-size:.78rem;color:var(--ink-soft);margin:6px 0}
@media(max-width:900px){
  .nav-links{display:none} .menu-btn{display:flex}
  .hero-grid{grid-template-columns:1fr} .hero-collage{max-width:400px;margin:6px auto 0}
  .grid.c4{grid-template-columns:repeat(2,1fr)} .grid.c3,.grid.c2{grid-template-columns:1fr}
  .site-footer .cols{grid-template-columns:1fr}
  body{font-size:1.05rem} .band{padding:24px}
  article.doc>p:first-of-type::first-letter{font-size:2.6rem}
}
@media(max-width:520px){ .grid.c4{grid-template-columns:1fr} }
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* --- interactive index + wiki images (v4) --- */
.has-img{background-size:cover !important;background-position:center top !important;color:transparent !important;text-shadow:none !important}
.filterbar{display:flex;flex-direction:column;gap:12px;margin:14px 0 22px}
.filter-input{font-family:var(--f-ui);font-size:1.05rem;padding:.7em 1em;border:2px solid var(--line);border-radius:14px;background:#fff;width:100%}
.filter-input:focus{outline:none;border-color:var(--violet)}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chipbtn{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.04em;border:2px solid var(--line);background:#fff;color:var(--ink-soft);
  border-radius:999px;padding:.35em .8em;cursor:pointer;transition:all .12s}
.chipbtn:hover{border-color:var(--violet);color:var(--violet)}
.chipbtn.active{background:var(--violet);color:#fff;border-color:var(--violet)}
.az{display:flex;flex-wrap:wrap;gap:3px}
.az .chipbtn{padding:.3em .6em;min-width:2em;text-align:center}
.pcard .card-media{height:200px;border-radius:16px 16px 0 0;margin:-22px -22px 14px;background-position:center top}
.pcard{overflow:hidden}
.hero-portrait{width:150px;height:150px;border-radius:20px;flex:0 0 auto;background-size:cover;background-position:center top;
  display:flex;align-items:center;justify-content:center;font-family:var(--f-display);font-weight:800;color:#fff;font-size:2.4rem;box-shadow:var(--shadow)}
.profile-head{display:flex;gap:22px;align-items:flex-start;margin:6px 0 10px;flex-wrap:wrap}
.count-note{font-family:var(--f-mono);font-size:.8rem;color:var(--ink-soft)}
.two-arms{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:900px){.two-arms{grid-template-columns:1fr}}

/* --- v5: raci table + book covers --- */
table.raci{border-collapse:collapse;width:100%;font-family:var(--f-ui);font-size:.9rem}
table.raci th,table.raci td{border:1px solid var(--line);padding:6px 8px;text-align:center}
table.raci th:first-child,table.raci td:first-child{text-align:left}
table.raci select{border:1px solid var(--line);border-radius:6px;padding:2px 4px;font-family:var(--f-mono)}
.tool-box textarea{width:100%;font-family:var(--f-ui);border:2px solid var(--line);border-radius:12px;padding:.6em .8em;background:#fff}
.bookcard .card-media{height:240px;background-size:contain;background-repeat:no-repeat;background-position:center;background-color:#fff}