:root{
  --ink:#14213d;
  --ink-2:#263659;
  --muted:#68728a;
  --paper:#fffaf3;
  --surface:#ffffff;
  --surface-glass:rgba(255,255,255,.82);
  --line:rgba(28,42,72,.10);
  --violet:#7652ee;
  --violet-soft:#eee9ff;
  --green:#67c84d;
  --green-soft:#ecf9e7;
  --orange:#ff9a2f;
  --orange-soft:#fff0da;
  --blue:#3d96e8;
  --blue-soft:#e5f3ff;
  --pink:#ef6195;
  --pink-soft:#ffe8f0;
  --yellow:#ffd65a;
  --max:1240px;
  --radius-xl:52px;
  --radius-lg:38px;
  --radius-md:26px;
  --shadow:0 34px 90px rgba(37,49,82,.13),0 5px 18px rgba(37,49,82,.05);
  --soft-shadow:0 18px 46px rgba(37,49,82,.09),0 3px 10px rgba(37,49,82,.035);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:
  radial-gradient(circle at 6% 8%,rgba(118,82,238,.09),transparent 23rem),
  radial-gradient(circle at 95% 15%,rgba(255,154,47,.09),transparent 25rem),
  radial-gradient(circle at 10% 75%,rgba(103,200,77,.065),transparent 26rem),
  linear-gradient(180deg,#fffefb 0%,#fffaf3 44%,#f7fbff 100%);
  font-family:"Aptos","Segoe UI Variable","Segoe UI",system-ui,-apple-system,sans-serif;
  font-weight:450;line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;opacity:.28;background-image:radial-gradient(rgba(20,33,61,.14) .55px,transparent .55px);background-size:19px 19px;mask-image:linear-gradient(to bottom,#000,transparent 86%)}
body::after{content:"";position:fixed;left:-120px;bottom:7vh;width:340px;height:340px;border-radius:50%;border:60px solid rgba(61,150,232,.04);z-index:-1;pointer-events:none}
body.modal-open{overflow:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button,input{font:inherit}
button{color:inherit}
[hidden]{display:none!important}
h1,h2,h3,p{overflow-wrap:anywhere}
h1,h2,h3,.brand-name,.learning-bubble strong,.deck-card h3,.term-card strong{font-family:"Arial Rounded MT Bold","Aptos Display","Segoe UI",sans-serif;font-weight:900}
h1,h2,h3{letter-spacing:-.052em;line-height:.99}
p{margin-top:0}
.skip-link{position:fixed;left:14px;top:10px;z-index:1000;background:var(--ink);color:#fff;padding:10px 14px;border-radius:999px;transform:translateY(-170%);box-shadow:var(--soft-shadow)}
.skip-link:focus{transform:none}
.shell{width:min(var(--max),calc(100% - 48px));margin-inline:auto}

/* Header / navigation */
.site-header{width:min(1310px,calc(100% - 30px));min-height:74px;margin:18px auto 0;padding:10px 11px 10px 15px;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:28px;background:rgba(255,255,255,.84);border:1px solid rgba(255,255,255,.95);border-radius:28px;box-shadow:0 18px 56px rgba(37,49,82,.10),inset 0 0 0 1px rgba(28,42,72,.05);backdrop-filter:blur(24px) saturate(145%);position:sticky;top:12px;z-index:50}
.site-header::before{content:"";position:absolute;left:18px;right:18px;bottom:-7px;height:13px;border-radius:50%;background:rgba(41,55,91,.07);filter:blur(8px);z-index:-1}
.brand{display:flex;align-items:center;gap:11px;font-weight:950;white-space:nowrap;position:relative;z-index:2}
.brand-mark{width:50px;height:50px;border-radius:18px;display:grid;place-items:center;background:conic-gradient(from 18deg,var(--yellow),#ffad39,#ff7092,var(--violet),#75d766,var(--yellow));border:4px solid #fff;color:#fff;font-size:24px;text-shadow:0 2px 4px rgba(0,0,0,.13);box-shadow:0 9px 20px rgba(73,62,103,.18);transform:rotate(-5deg)}
.brand-name{font-size:25px;letter-spacing:-.06em}.brand-name b{color:var(--violet)}.brand-name i{font-style:normal;color:#ef7d27;margin-left:1px}
.main-nav{justify-self:end;display:flex;align-items:center;gap:4px;padding:5px;background:rgba(244,246,251,.88);border:1px solid rgba(34,48,80,.055);border-radius:22px;box-shadow:inset 0 1px 0 rgba(255,255,255,.9)}
.main-nav a{position:relative;display:flex;align-items:center;gap:7px;min-height:45px;padding:7px 13px 7px 8px;border-radius:17px;color:#3b4663;font-size:13px;font-weight:850;transition:transform .18s ease,background .18s ease,box-shadow .18s ease,color .18s ease}
.main-nav a span{width:31px;height:31px;display:grid;place-items:center;border-radius:12px;background:#fff;font-size:16px;box-shadow:0 5px 12px rgba(38,49,80,.07)}
.main-nav a:nth-child(1) span{background:var(--violet-soft)}.main-nav a:nth-child(2) span{background:var(--green-soft)}.main-nav a:nth-child(3) span{background:var(--orange-soft)}.main-nav a:nth-child(4) span{background:var(--blue-soft)}.main-nav a:nth-child(5) span{background:var(--pink-soft)}
.main-nav a:hover{background:#fff;box-shadow:0 8px 18px rgba(35,47,78,.08);transform:translateY(-1px)}
.main-nav a.is-active{background:#fff;color:var(--ink);box-shadow:0 9px 22px rgba(35,47,78,.10)}
.main-nav a.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:3px;height:3px;border-radius:999px;background:var(--violet)}
.main-nav a:nth-child(2).is-active::after{background:var(--green)}.main-nav a:nth-child(3).is-active::after{background:var(--orange)}.main-nav a:nth-child(4).is-active::after{background:var(--blue)}.main-nav a:nth-child(5).is-active::after{background:var(--pink)}
.nav-toggle{display:none;justify-self:end;width:48px;height:48px;border:0;border-radius:17px;background:#f5f6fa;cursor:pointer;padding:13px;box-shadow:inset 0 0 0 1px rgba(35,47,78,.06)}
.nav-toggle span{display:block;height:2px;margin:4px 0;border-radius:9px;background:var(--ink);transition:.18s ease}

/* shared typography / controls */
.eyebrow,.section-kicker{display:inline-flex;align-items:center;gap:8px;font-size:11px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:#747d92}
.eyebrow::before,.section-kicker::before{content:"";width:18px;height:6px;border-radius:999px;background:linear-gradient(90deg,var(--violet),var(--orange))}
.button{border:0;border-radius:18px;padding:14px 21px;min-height:52px;display:inline-flex;align-items:center;justify-content:center;font-weight:900;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.button:hover{transform:translateY(-2px)}
.button.primary{background:linear-gradient(135deg,#17213f,#2e4277);color:#fff;box-shadow:0 14px 31px rgba(23,33,63,.20)}
.button.ghost{background:rgba(255,255,255,.84);border:1px solid var(--line);box-shadow:0 8px 20px rgba(38,49,80,.055)}
.crumbs{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.70);border:1px solid rgba(40,50,80,.06);margin-bottom:30px;font-size:12px;color:#697189;box-shadow:0 7px 17px rgba(45,54,84,.035)}
.crumbs strong{color:var(--ink)}

/* editorial imagery */
.editorial-figure{margin:0;position:relative;z-index:1}
.editorial-figure picture{display:block;background:#edf0f5;overflow:hidden;border:9px solid rgba(255,255,255,.96);box-shadow:0 28px 80px rgba(40,50,80,.15),0 0 0 1px rgba(30,40,65,.055)}
.editorial-figure img{display:block;width:100%;height:100%;object-fit:cover}
.editorial-figure figcaption{display:inline-flex;position:absolute;right:12px;bottom:12px;margin:0;padding:6px 9px;border-radius:999px;background:rgba(255,255,255,.91);backdrop-filter:blur(8px);font-size:9px;color:#657087;box-shadow:0 5px 16px rgba(30,40,70,.08)}
.editorial-figure figcaption a{text-decoration:underline;text-underline-offset:2px}

/* Home */
.hero{padding:92px 0 106px;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);gap:92px;align-items:center;position:relative}
.hero::before{content:"";position:absolute;left:-84px;top:62px;width:78px;height:78px;border-radius:50%;background:var(--green-soft);box-shadow:162px -38px 0 -29px var(--orange),90px 510px 0 -31px var(--violet)}
.hero-copy{position:relative;z-index:2}
.hero-copy::after{content:"";position:absolute;left:-30px;bottom:-48px;width:118px;height:14px;border-radius:999px;background:linear-gradient(90deg,var(--violet),var(--blue),var(--green));opacity:.18;transform:rotate(-4deg)}
.hero-copy h1{font-size:clamp(54px,6.1vw,86px);line-height:.94;letter-spacing:-.064em;max-width:800px;margin:18px 0 25px;background:linear-gradient(135deg,#14213d 8%,#294279 54%,#6f4bd7 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-copy>p{font-size:19px;line-height:1.72;color:#566078;max-width:710px}
.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:30px}
.hero-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:22px}
.hero-tags a{padding:8px 11px;border-radius:999px;background:rgba(255,255,255,.79);border:1px solid var(--line);box-shadow:0 7px 18px rgba(44,52,80,.04);font-size:12px;font-weight:850;color:#5e667c}
.hero-visual{position:relative;min-height:550px;display:grid;place-items:center}
.hero-visual::before,.hero-visual::after{content:"";position:absolute;border-radius:50%;pointer-events:none}
.hero-visual::before{width:91%;aspect-ratio:1;background:conic-gradient(from 45deg,var(--orange-soft),var(--blue-soft),var(--violet-soft),var(--green-soft),var(--orange-soft));transform:rotate(-8deg);box-shadow:inset 0 0 0 24px rgba(255,255,255,.42)}
.hero-visual::after{width:62%;aspect-ratio:1;border:1px dashed rgba(50,65,100,.22);transform:translate(32%,-31%) rotate(18deg)}
.hero-photo{width:min(480px,100%)}
.hero-photo picture{aspect-ratio:1;border-radius:48% 52% 45% 55% / 53% 44% 56% 47%;transform:rotate(2deg)}
.hero-photo img{object-position:center 58%}
.hero-term{position:absolute;right:-13px;bottom:30px;width:188px;height:188px;border-radius:50%;background:linear-gradient(145deg,#fff,#fff4db);border:9px solid #fff;box-shadow:0 22px 54px rgba(44,52,80,.16);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:23px;transform:rotate(4deg);z-index:3}
.hero-term>span{font-size:33px}.hero-term small{font-size:9px;text-transform:uppercase;letter-spacing:.12em;color:#7d8295;margin:6px 0}.hero-term strong{font-size:18px;line-height:1.05}
.learning-zone{padding:0 0 108px;text-align:center;position:relative}
.learning-zone::before{content:"";position:absolute;left:50%;bottom:45px;width:72%;height:1px;transform:translateX(-50%);background:linear-gradient(90deg,transparent,rgba(45,55,84,.13),transparent)}
.learning-zone h2{font-size:clamp(38px,5vw,61px);margin:10px auto 42px;max-width:720px}
.learning-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:14px;align-items:center;min-height:260px}
.learning-bubble{grid-column:span 2;aspect-ratio:1;border-radius:50%;padding:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden;border:8px solid #fff;box-shadow:0 18px 45px rgba(48,58,90,.10),inset 0 -13px 30px rgba(255,255,255,.22);transition:.22s ease}
.learning-bubble:nth-child(2),.learning-bubble:nth-child(4){transform:translateY(28px)}
.learning-bubble::before{content:"";position:absolute;inset:8%;border:1px solid rgba(255,255,255,.68);border-radius:50%}
.learning-bubble::after{content:"";position:absolute;width:42%;height:42%;border-radius:50%;background:rgba(255,255,255,.20);right:-7%;top:-8%}
.learning-bubble:hover{transform:translateY(-8px) scale(1.025);box-shadow:0 28px 58px rgba(48,58,90,.15)}
.learning-bubble:nth-child(2):hover,.learning-bubble:nth-child(4):hover{transform:translateY(19px) scale(1.025)}
.learning-bubble strong{font-size:22px;line-height:1.05;margin-top:7px;z-index:1}.learning-bubble small{font-size:11px;margin-top:7px;color:rgba(23,33,63,.72);font-weight:750;z-index:1}.bubble-emoji{font-size:49px;line-height:1;filter:drop-shadow(0 5px 5px rgba(0,0,0,.09));z-index:1}
.bubble-violet{background:linear-gradient(145deg,#f3efff,var(--violet-soft));color:#4b2e9e}.bubble-green{background:linear-gradient(145deg,#f5ffef,var(--green-soft));color:#2f6f25}.bubble-orange{background:linear-gradient(145deg,#fff8ed,var(--orange-soft));color:#9d5700}.bubble-blue{background:linear-gradient(145deg,#f5fbff,var(--blue-soft));color:#155c9d}.bubble-pink{background:linear-gradient(145deg,#fff5f8,var(--pink-soft));color:#9d2854}

.section{padding:82px 0;position:relative}.section-tight{padding-top:20px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:32px}.section-head h2{font-size:clamp(36px,4.65vw,58px);margin:9px 0 0;max-width:830px}.section-head>a{font-size:13px;font-weight:900;border-bottom:2px solid currentColor;padding-bottom:2px}
.seo-intro{border-top:1px solid var(--line)}
.hub-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;grid-auto-flow:dense}
.hub-grid .deck-card:nth-child(1){grid-column:span 7;min-height:330px}.hub-grid .deck-card:nth-child(2){grid-column:span 5;min-height:330px}.hub-grid .deck-card:nth-child(3){grid-column:span 5;min-height:300px}.hub-grid .deck-card:nth-child(4){grid-column:span 7;min-height:300px}
.deck-card{position:relative;overflow:hidden;border-radius:38px;background:#fff;border:7px solid rgba(255,255,255,.94);padding:30px;display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-end;text-align:left;box-shadow:0 15px 38px rgba(49,57,87,.09),inset 0 0 0 1px rgba(35,44,70,.04);transition:.2s ease;min-height:280px}
.deck-card::before{content:"";position:absolute;width:180px;height:180px;border-radius:50%;right:-46px;top:-54px;background:rgba(255,255,255,.30)}
.deck-card::after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;right:58px;top:48px;border:1px dashed rgba(35,47,78,.13)}
.deck-card:nth-child(5n+1){background:linear-gradient(145deg,#fff,var(--violet-soft))}.deck-card:nth-child(5n+2){background:linear-gradient(145deg,#fff,var(--green-soft))}.deck-card:nth-child(5n+3){background:linear-gradient(145deg,#fff,var(--orange-soft))}.deck-card:nth-child(5n+4){background:linear-gradient(145deg,#fff,var(--blue-soft))}.deck-card:nth-child(5n){background:linear-gradient(145deg,#fff,var(--pink-soft))}
.deck-card:hover{transform:translateY(-7px);box-shadow:0 28px 60px rgba(49,57,87,.14)}
.deck-card__badge{font-size:42px;line-height:1;margin-bottom:auto;filter:drop-shadow(0 5px 6px rgba(40,48,75,.10));z-index:1}.deck-card .eyebrow{font-size:9px;letter-spacing:.08em;z-index:1}.deck-card h3{font-size:clamp(22px,2.2vw,30px);margin:10px 0 8px;max-width:460px;z-index:1}.deck-card p{font-size:13px;color:#5c667b;margin:0;max-width:560px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;z-index:1}.deck-card__cta{margin-top:14px;font-size:12px;font-weight:900;padding:7px 11px;border-radius:999px;background:rgba(255,255,255,.63);z-index:1}

.content-surface{position:relative;margin-top:28px;margin-bottom:76px;padding:50px 52px;border-radius:var(--radius-xl);background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.95);box-shadow:0 24px 64px rgba(45,54,84,.075),inset 0 0 0 1px rgba(30,40,68,.045);backdrop-filter:blur(13px)}
.content-surface::before{content:"";position:absolute;width:52px;height:52px;border-radius:18px;right:30px;top:-24px;background:linear-gradient(145deg,var(--pink-soft),var(--orange-soft));transform:rotate(11deg);z-index:-1}
.content-surface h2{font-size:clamp(34px,4.3vw,54px);margin:10px 0 27px;max-width:920px}.content-surface--split{display:grid;grid-template-columns:.78fr 1.22fr;gap:64px;align-items:start}.prose-stack p,.prose-columns p{font-size:16px;line-height:1.78;color:#536078}.prose-stack a,.prose-columns a{color:#5234ad;text-decoration:underline;text-underline-offset:3px}.prose-columns{display:grid;grid-template-columns:1fr 1fr;gap:36px}.prose-columns p{margin:0}
.knowledge-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px;grid-auto-flow:dense}.knowledge-grid article{padding:28px;border-radius:32px;border:1px solid rgba(39,48,75,.07);background:linear-gradient(145deg,#fff,rgba(249,250,255,.82));min-height:245px;display:flex;flex-direction:column;box-shadow:0 12px 30px rgba(42,52,82,.04)}.knowledge-grid article:nth-child(1){grid-column:span 7;background:linear-gradient(145deg,#fff,var(--green-soft))}.knowledge-grid article:nth-child(2){grid-column:span 5;background:linear-gradient(145deg,#fff,var(--violet-soft))}.knowledge-grid article:nth-child(3){grid-column:span 4;background:linear-gradient(145deg,#fff,var(--blue-soft))}.knowledge-grid article:nth-child(4){grid-column:span 8;background:linear-gradient(145deg,#fff,var(--orange-soft))}.knowledge-grid article>span{font-size:32px}.knowledge-grid h3{font-size:24px;margin:15px 0 10px}.knowledge-grid p{font-size:13px;color:#586279;line-height:1.62;flex:1}.knowledge-grid a{font-size:12px;font-weight:900}
.editorial-story{margin-top:8px;padding:76px 58px;border-radius:56px;background:linear-gradient(135deg,rgba(238,233,255,.80),rgba(255,255,255,.76) 46%,rgba(255,240,218,.72));display:grid;grid-template-columns:.72fr 1.28fr;gap:70px;align-items:center;box-shadow:inset 0 0 0 1px rgba(40,50,80,.05)}
.story-symbols{min-height:360px;display:grid;grid-template-columns:1fr 1fr;place-items:center;gap:14px;position:relative}.story-symbols::before{content:"";position:absolute;inset:8%;border-radius:48% 52% 46% 54% / 52% 44% 56% 48%;background:#fff;box-shadow:0 22px 60px rgba(49,57,87,.10);transform:rotate(-6deg)}.story-symbols span{position:relative;z-index:1;width:110px;height:110px;border-radius:50%;display:grid;place-items:center;font-size:45px;background:#fff;border:1px solid var(--line);box-shadow:0 12px 28px rgba(45,54,84,.08)}.story-symbols span:nth-child(2){transform:translateY(24px)}.story-symbols span:nth-child(3){transform:translateY(-20px)}.editorial-story__copy h2{font-size:clamp(39px,4.8vw,62px);margin:12px 0 25px}.editorial-story__copy p{font-size:17px;color:#50586f}.editorial-story__copy p a{color:#5532b7;text-decoration:underline;text-underline-offset:3px}
.guide-links{display:grid;grid-template-columns:repeat(12,1fr);gap:14px;align-items:stretch}.guide-links a{grid-column:span 3;min-height:230px;border-radius:42px;background:#fff;border:7px solid #fff;box-shadow:0 15px 38px rgba(49,57,87,.09),inset 0 0 0 1px rgba(35,44,70,.04);display:flex;flex-direction:column;justify-content:flex-end;align-items:flex-start;text-align:left;padding:28px;transition:.18s ease}.guide-links a:nth-child(1){grid-column:span 4;background:linear-gradient(145deg,#fff,var(--green-soft))}.guide-links a:nth-child(2){grid-column:span 3;background:linear-gradient(145deg,#fff,var(--violet-soft))}.guide-links a:nth-child(3){grid-column:span 2;background:linear-gradient(145deg,#fff,var(--blue-soft))}.guide-links a:nth-child(4){grid-column:span 3;background:linear-gradient(145deg,#fff,var(--orange-soft))}.guide-links a:hover{transform:translateY(-5px)}.guide-links a>span{font-size:37px;margin-bottom:auto}.guide-links strong{font-size:20px;margin:12px 0 7px;line-height:1.08}.guide-links small{font-size:12px;color:#6e7489;max-width:220px}.guide-links--three a{grid-column:span 4!important}.guide-links--three{padding-bottom:80px}
.responsibility-note,.info-strip{margin-top:22px;margin-bottom:92px;border-radius:30px;padding:25px 28px;display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;background:rgba(242,247,255,.84);border:1px solid rgba(73,100,150,.12);box-shadow:0 14px 34px rgba(49,57,87,.06)}.responsibility-note>span,.info-strip>span{font-size:30px}.responsibility-note strong{font-size:17px}.responsibility-note p,.info-strip p{margin:3px 0 0;color:#5b6379;font-size:14px}.responsibility-note>a{font-weight:900;font-size:13px;white-space:nowrap}

/* Shared inner-page hero */
.page-hero,.deck-hero,.term-hero{padding-top:78px}.page-hero{padding-bottom:60px}.page-hero--with-photo,.deck-hero__grid,.term-hero__grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(330px,.88fr);gap:78px;align-items:center}.page-hero h1,.deck-hero h1,.term-hero h1{font-size:clamp(49px,6vw,78px);margin:14px 0 21px;letter-spacing:-.062em;line-height:.95}.page-hero p,.deck-hero p{font-size:18px;line-height:1.7;color:#555f76;max-width:750px}.page-photo{width:min(430px,100%);margin:auto;position:relative}.page-photo::before{content:"";position:absolute;inset:-20px;border-radius:48% 52% 50% 50% / 52% 45% 55% 48%;z-index:-1;background:linear-gradient(135deg,var(--violet-soft),var(--blue-soft),var(--orange-soft));transform:rotate(-5deg)}.page-photo picture{aspect-ratio:1;border-radius:46% 54% 50% 50% / 52% 45% 55% 48%;transform:rotate(1.5deg)}

/* Glossary: long editorial list */
.alphabet-nav{display:flex;flex-wrap:wrap;gap:7px;margin-top:24px}.alphabet-nav a{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;border:5px solid #fff;background:var(--violet-soft);box-shadow:0 8px 18px rgba(45,54,84,.07);font-size:13px;font-weight:900;transition:.18s}.alphabet-nav a:nth-child(4n+2){background:var(--green-soft)}.alphabet-nav a:nth-child(4n+3){background:var(--orange-soft)}.alphabet-nav a:nth-child(4n){background:var(--blue-soft)}.alphabet-nav a:hover{transform:translateY(-3px)}
.glossary-intro{margin-top:0}.glossary-list{padding-bottom:88px}.letter-block{display:grid;grid-template-columns:150px minmax(0,1fr);gap:38px;padding:42px 0;border-top:1px solid rgba(40,50,80,.08);align-items:start}.letter-block:nth-child(even){grid-template-columns:minmax(0,1fr) 150px}.letter-block:nth-child(even) .letter-mark{grid-column:2;grid-row:1}.letter-block:nth-child(even) .letter-terms{grid-column:1;grid-row:1}.letter-mark{width:92px;height:92px;border-radius:32px;display:grid;place-items:center;background:linear-gradient(145deg,#fff,var(--violet-soft));border:6px solid #fff;box-shadow:0 11px 25px rgba(44,52,80,.08);font-size:43px;font-weight:950;position:sticky;top:112px}.letter-block:nth-child(4n+2) .letter-mark{background:linear-gradient(145deg,#fff,var(--green-soft))}.letter-block:nth-child(4n+3) .letter-mark{background:linear-gradient(145deg,#fff,var(--orange-soft))}.letter-block:nth-child(4n) .letter-mark{background:linear-gradient(145deg,#fff,var(--blue-soft))}.letter-terms{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.letter-terms a{position:relative;display:grid;grid-template-columns:minmax(170px,.7fr) minmax(0,1.3fr) auto;gap:16px;align-items:center;min-height:88px;padding:17px 18px;border-radius:24px;border:1px solid rgba(35,44,70,.055);background:rgba(255,255,255,.64);transition:.18s}.letter-terms a:nth-child(3n+1){grid-column:1/-1}.letter-terms a:hover{background:#fff;box-shadow:0 12px 28px rgba(42,53,85,.07);transform:translateY(-2px)}.letter-terms strong{font-size:18px;line-height:1.18}.letter-terms span{font-size:13px;color:#646c81}.letter-terms em{font-style:normal;font-size:9px;text-transform:uppercase;letter-spacing:.08em;color:#8a8fa1;padding:5px 7px;border-radius:999px;background:#f5f6fa}

/* Cards & deck pages */
.deck-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;grid-auto-flow:dense}.deck-grid .deck-card{grid-column:span 4}.deck-grid .deck-card:nth-child(7n+1){grid-column:span 5}.deck-grid .deck-card:nth-child(7n+2){grid-column:span 7}.deck-grid .deck-card:nth-child(7n+6){grid-column:span 7}.deck-grid .deck-card:nth-child(7n+7){grid-column:span 5}.compact-grid .deck-card{grid-column:span 4!important;min-height:250px}
.deck-hero{padding:62px 0 28px}.deck-hero__badge{display:inline-grid;place-items:center;width:78px;height:78px;border-radius:27px;background:var(--orange-soft);font-size:34px;margin-bottom:15px;border:7px solid #fff;box-shadow:0 12px 28px rgba(45,54,84,.08);transform:rotate(-4deg)}.accuracy-note{margin-top:31px;border-radius:25px;background:linear-gradient(135deg,#fff9e9,#fff3dc);border:1px solid rgba(190,140,40,.14);padding:19px 22px;color:#5c5360;font-size:14px;box-shadow:0 10px 30px rgba(60,50,20,.05)}.deck-editorial{margin-top:28px}.study-toolbar{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:30px;padding:15px 20px;border-radius:22px;background:rgba(255,255,255,.80);border:1px solid var(--line);box-shadow:0 10px 30px rgba(45,54,84,.055)}.study-toolbar span{font-size:13px;color:#687086}.study-toolbar a{font-size:13px;font-weight:900;color:#5635b8}
.term-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;grid-auto-flow:dense}.term-card{grid-column:span 4;min-height:270px;border-radius:36px;background:#fff;border:7px solid rgba(255,255,255,.94);padding:30px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;text-align:left;box-shadow:0 15px 38px rgba(49,57,87,.09),inset 0 0 0 1px rgba(35,44,70,.04);transition:.19s ease;overflow:hidden;position:relative}.term-card::before{content:"";position:absolute;width:110px;height:110px;border-radius:50%;right:-34px;top:-36px;background:rgba(255,255,255,.34)}.term-card:nth-child(7n+1){grid-column:span 5}.term-card:nth-child(7n+2){grid-column:span 7}.term-card:nth-child(7n+6){grid-column:span 7}.term-card:nth-child(7n+7){grid-column:span 5}.term-card:nth-child(5n+1){background:linear-gradient(145deg,#fff,var(--orange-soft))}.term-card:nth-child(5n+2){background:linear-gradient(145deg,#fff,var(--blue-soft))}.term-card:nth-child(5n+3){background:linear-gradient(145deg,#fff,var(--violet-soft))}.term-card:nth-child(5n+4){background:linear-gradient(145deg,#fff,var(--green-soft))}.term-card:nth-child(5n){background:linear-gradient(145deg,#fff,var(--pink-soft))}.term-card:hover{transform:translateY(-6px);box-shadow:0 25px 52px rgba(48,57,91,.13)}.term-card__icon{font-size:37px;line-height:1;filter:drop-shadow(0 5px 6px rgba(40,48,75,.10))}.term-card__meta{font-size:9px;text-transform:uppercase;letter-spacing:.09em;color:#7a8094;margin-top:10px}.term-card strong{font-size:24px;line-height:1.04;margin:8px 0}.term-card>span:last-child{font-size:12px;line-height:1.45;color:#5f667b;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.term-card.compact{padding:28px}

/* Term detail */
.term-hero{padding-bottom:26px}.term-hero__grid{grid-template-columns:minmax(0,1.18fr) minmax(330px,.82fr)}.lead{font-size:21px;color:#4c556c;max-width:780px;line-height:1.62}.synonyms,.updated-note{font-size:13px;color:#747b90}.term-study-row{padding:38px 0 78px;display:grid;grid-template-columns:minmax(330px,.78fr) minmax(0,1.22fr);gap:76px;align-items:center}.flashcard{aspect-ratio:1;border-radius:50%;background:linear-gradient(145deg,#fff7e9,var(--orange-soft));border:9px solid #fff;box-shadow:0 28px 70px rgba(49,57,87,.14);padding:55px 48px 43px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden;max-width:500px;margin:auto}.flashcard::before{content:"";position:absolute;inset:9%;border-radius:50%;border:1px solid rgba(130,100,50,.12)}.flashcard__top{position:absolute;top:30px;left:50%;transform:translateX(-50%);width:70%;display:flex;justify-content:space-between;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#81766b;z-index:1}.flashcard__face{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;z-index:1}.flashcard__front h2{font-size:clamp(29px,4vw,46px);margin:4px 0}.flashcard__front p,.flashcard__back p{margin:0;color:#524e56}.flashcard__back{display:none}.flashcard.is-flipped .flashcard__front{display:none}.flashcard.is-flipped .flashcard__back{display:flex}.big-icon{font-size:56px;line-height:1}.flashcard__back p{font-size:18px;font-weight:800}.flashcard__back small{font-size:12px;color:#6a6670;margin-top:10px}.flip-button{margin-top:18px;border:0;background:var(--ink);color:#fff;border-radius:999px;padding:10px 16px;font-weight:900;cursor:pointer;z-index:1}.memory-actions{display:flex;gap:8px;margin-top:9px;z-index:1}.memory-actions button{border:1px solid rgba(23,33,63,.14);background:rgba(255,255,255,.66);border-radius:999px;padding:7px 11px;font-size:11px;font-weight:800;cursor:pointer}.term-example{border-radius:48px 48px 48px 12px;background:linear-gradient(145deg,var(--blue-soft),#f7fbff);padding:50px;min-height:350px;display:flex;flex-direction:column;justify-content:center;box-shadow:inset 0 0 0 1px rgba(49,90,140,.05),0 18px 48px rgba(45,54,84,.06);position:relative}.term-example::after{content:"";position:absolute;right:28px;top:28px;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.72)}.term-example p{font-size:25px;line-height:1.38;margin:14px 0}.term-example small{color:#5d667a}.term-content{display:grid;grid-template-columns:minmax(0,1.42fr) minmax(300px,.58fr);gap:72px;padding:48px 0 44px}.term-content article{padding-left:30px;border-left:5px solid var(--violet-soft)}.term-content article h2{font-size:clamp(36px,4.6vw,57px);margin:0 0 28px}.term-content article p{font-size:17px;line-height:1.82;color:#4f576d;margin-bottom:21px}.semantic-card{align-self:start;position:sticky;top:112px;background:rgba(255,255,255,.86);backdrop-filter:blur(13px);border:1px solid var(--line);border-radius:34px;padding:25px;box-shadow:0 20px 56px rgba(45,54,84,.085)}.graph-node{margin-top:11px;padding:15px 16px;border-radius:20px;background:#f7f8fc}.graph-node.is-current{background:linear-gradient(135deg,var(--violet-soft),#f8f5ff)}.graph-node.is-level{background:linear-gradient(135deg,var(--green-soft),#f7fff3)}.graph-node>span{display:block;font-size:10px;text-transform:uppercase;letter-spacing:.09em;color:#7a8093;margin-bottom:6px}.graph-node strong{font-size:17px}.graph-links{display:flex;gap:7px;flex-wrap:wrap}.graph-links a{background:#fff;border:1px solid #e3e3ec;border-radius:999px;padding:6px 9px;font-size:11px;font-weight:800}.graph-links em{font-size:11px;color:#777d90;font-style:normal}

/* Interactive pages */
.study-modal{position:fixed;inset:0;z-index:100;background:rgba(22,29,49,.68);backdrop-filter:blur(9px);display:grid;place-items:center;padding:20px}.study-modal__panel{width:min(670px,96vw);max-height:94vh;overflow:auto;background:#fffdf9;border-radius:42px;padding:24px;position:relative;box-shadow:0 30px 90px rgba(0,0,0,.28)}.modal-close{position:absolute;right:18px;top:16px;width:42px;height:42px;border:0;border-radius:50%;background:#f1eff8;font-size:25px;cursor:pointer;z-index:3}.study-direction,.study-controls{display:flex;justify-content:center;align-items:center;gap:14px;margin-top:14px}.study-controls button{width:45px;height:45px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer}
.quiz{padding:22px 0 96px;max-width:900px}.quiz-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;background:rgba(255,255,255,.82);border:1px solid var(--line);padding:12px 18px;border-radius:20px;font-weight:900;box-shadow:0 8px 20px rgba(40,50,80,.04)}.quiz-head button{border:0;background:none;font-weight:800;text-decoration:underline;cursor:pointer}.quiz-question{background:linear-gradient(145deg,#fff,#fbfaff);border:8px solid #fff;border-radius:48px 48px 48px 14px;padding:40px;box-shadow:0 24px 60px rgba(47,56,86,.10),inset 0 0 0 1px var(--line)}.quiz-question:nth-child(even){border-radius:48px 14px 48px 48px}.quiz-question h2{font-size:clamp(30px,4.3vw,49px);margin:0 0 27px}.quiz-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.quiz-options button{padding:17px 18px;border-radius:19px;border:1px solid var(--line);background:#f8f8fb;text-align:left;font-weight:800;cursor:pointer}.quiz-options button:last-child:nth-child(odd){grid-column:1/-1}.quiz-options button:hover:not(:disabled){background:var(--blue-soft)}.quiz-options button.correct{background:#dff6d1;border-color:#9ed77b}.quiz-options button.wrong{background:#ffe0e7;border-color:#f2a5b9}.quiz-explain{margin-top:18px;padding:16px 18px;border-radius:20px;background:#f5f3ff;color:#50576e}.quiz-result{min-height:350px;border-radius:50%;aspect-ratio:1;max-width:440px;margin:44px auto;background:linear-gradient(145deg,#fff,var(--green-soft));border:8px solid #fff;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:48px;box-shadow:var(--soft-shadow)}.quiz-result>span{font-size:50px}.quiz-result strong{font-size:52px}.quiz-result small{font-size:14px;margin-top:10px}.quiz-context{margin-bottom:70px}
.dictation-card{max-width:870px;margin:12px auto 76px;border-radius:50px 50px 16px 50px;padding:42px;background:linear-gradient(145deg,var(--blue-soft),#f8fbff);border:8px solid #fff;box-shadow:0 24px 60px rgba(47,56,86,.10),inset 0 0 0 1px rgba(40,70,115,.05)}.dictation-status{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;font-weight:900}.dictation-status button{border:0;background:#fff;border-radius:999px;padding:9px 13px;font-weight:800;cursor:pointer}.dictation-prompt{font-size:clamp(24px,3.7vw,41px);font-weight:900;line-height:1.16;letter-spacing:-.035em;margin:24px 0 31px}.dictation-label{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.09em;font-weight:900;margin-bottom:8px}.dictation-card input{width:100%;border:2px solid transparent;background:#fff;border-radius:18px;padding:16px 20px;font-size:18px;outline:none;box-shadow:0 8px 20px rgba(40,50,80,.04)}.dictation-card input:focus{border-color:var(--blue)}.dictation-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.dictation-feedback{min-height:28px;margin-top:17px;font-weight:900}.dictation-feedback.is-correct{color:#2c7b2b}.dictation-feedback.is-wrong{color:#b33258}
.results-panel{display:grid;grid-template-columns:repeat(12,1fr);gap:18px;padding:20px 0 76px;align-items:center}.result-orb{grid-column:span 4;aspect-ratio:1;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:34px;border:9px solid #fff;box-shadow:0 20px 48px rgba(49,57,87,.10)}.result-orb:nth-child(1){background:linear-gradient(145deg,#fff,var(--orange-soft));transform:translateY(28px)}.result-orb:nth-child(2){background:linear-gradient(145deg,#fff,var(--green-soft));transform:scale(1.06)}.result-orb:nth-child(3){background:linear-gradient(145deg,#fff,var(--blue-soft));transform:translateY(-22px)}.result-orb>span{font-size:42px}.result-orb strong{font-size:49px;line-height:1;margin:12px 0 6px}.result-orb small{font-size:13px;color:#657086}.results-next{padding-bottom:92px}.results-next h2{font-size:clamp(36px,4.6vw,56px)}
.error-page{padding:84px 0 104px;display:grid;grid-template-columns:1.15fr .85fr;gap:74px;align-items:center;min-height:72vh}.error-code{font-size:98px;font-weight:950;color:var(--violet)}.error-page h1{font-size:clamp(46px,6vw,78px);margin:2px 0 20px}.error-page p{font-size:18px;color:#596177}

/* Footer */
.site-footer{width:min(var(--max),calc(100% - 48px));margin:86px auto 28px;padding:48px;border-radius:50px 50px 18px 50px;background:radial-gradient(circle at 86% 10%,rgba(118,82,238,.30),transparent 18rem),radial-gradient(circle at 8% 110%,rgba(61,150,232,.17),transparent 20rem),linear-gradient(145deg,#17213f,#10182e);color:#fff;display:grid;grid-template-columns:1.08fr .92fr;gap:36px;box-shadow:0 31px 72px rgba(18,28,52,.18);position:relative;overflow:hidden}.site-footer::after{content:"";position:absolute;width:150px;height:150px;border-radius:50%;right:-30px;bottom:-62px;border:26px solid rgba(255,255,255,.04)}.footer-brand strong{font-family:"Arial Rounded MT Bold","Aptos Display","Segoe UI",sans-serif;font-size:27px;letter-spacing:-.04em}.site-footer p{color:#c8cedd;font-size:14px;max-width:620px;margin:8px 0 0}.site-footer nav{display:grid;grid-template-columns:1fr 1fr;gap:9px 15px;align-content:start}.site-footer nav a{font-size:13px;color:#f2f4ff;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.08)}.site-footer nav a:hover{color:#fff}.site-footer .fine{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.15);padding-top:19px;font-size:12px;color:#aeb6ca}

@media(max-width:1080px){
  .main-nav a{padding-right:9px}.main-nav a span{width:29px;height:29px}.hero{gap:58px}.hub-grid .deck-card:nth-child(n){grid-column:span 6}.knowledge-grid article:nth-child(n){grid-column:span 6}.deck-grid .deck-card:nth-child(n),.term-grid .term-card:nth-child(n){grid-column:span 6}.guide-links a:nth-child(n){grid-column:span 6}.guide-links--three a{grid-column:span 4!important}.content-surface--split{grid-template-columns:1fr;gap:20px}.letter-terms{grid-template-columns:1fr}.letter-terms a:nth-child(n){grid-column:auto}.term-content{grid-template-columns:1.2fr .8fr;gap:46px}
}
@media(max-width:900px){
  .site-header{grid-template-columns:auto auto}.nav-toggle{display:block}.main-nav{display:none;grid-column:1/-1;justify-self:stretch;width:100%;grid-template-columns:repeat(5,1fr);gap:7px;padding:8px;margin-top:2px;border-radius:24px}.site-header.nav-open .main-nav{display:grid}.main-nav a{flex-direction:column;justify-content:center;text-align:center;padding:10px 5px;font-size:11px;gap:5px}.main-nav a span{width:34px;height:34px}.main-nav a.is-active::after{left:25%;right:25%}.site-header.nav-open .nav-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}.site-header.nav-open .nav-toggle span:nth-child(2){opacity:0}.site-header.nav-open .nav-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
  .hero,.page-hero--with-photo,.deck-hero__grid,.term-hero__grid,.term-study-row,.term-content,.editorial-story,.error-page{grid-template-columns:1fr}.hero{padding-top:58px;gap:48px}.hero-visual{min-height:455px}.hero-photo{width:400px}.hero-term{right:12%;bottom:18px;width:150px;height:150px}.learning-grid{grid-template-columns:repeat(6,1fr);max-width:720px;margin:auto}.learning-bubble{grid-column:span 2}.learning-bubble:nth-child(4){grid-column:2/span 2}.learning-bubble:nth-child(5){grid-column:4/span 2}.learning-bubble:nth-child(2),.learning-bubble:nth-child(4){transform:none}.learning-bubble:nth-child(2):hover,.learning-bubble:nth-child(4):hover{transform:translateY(-8px) scale(1.025)}
  .editorial-story{padding:54px 36px;gap:42px}.story-symbols{min-height:290px;max-width:430px;margin:auto}.prose-columns{grid-template-columns:1fr;gap:13px}.page-photo{width:340px}.page-hero--with-photo .page-photo,.term-hero__grid .page-photo{grid-row:1}.term-content{gap:36px}.term-content article{padding-left:0;border-left:0}.semantic-card{position:static}.term-study-row{gap:32px}.flashcard{width:min(500px,90vw)}.letter-block,.letter-block:nth-child(even){grid-template-columns:104px 1fr;gap:24px}.letter-block:nth-child(even) .letter-mark,.letter-block:nth-child(even) .letter-terms{grid-column:auto;grid-row:auto}.letter-mark{width:78px;height:78px;font-size:36px}.guide-links--three a{grid-column:span 6!important}.results-panel{max-width:760px;margin:auto}.result-orb{grid-column:span 4}.result-orb:nth-child(n){transform:none}
}
@media(max-width:640px){
  .shell{width:min(var(--max),calc(100% - 28px))}.site-header{width:calc(100% - 20px);margin-top:10px;top:8px;padding:9px 10px;border-radius:23px}.brand-mark{width:44px;height:44px;border-radius:15px}.brand-name{font-size:22px}.main-nav{grid-template-columns:repeat(5,1fr);overflow-x:auto}.main-nav a{font-size:9px;min-width:56px}.main-nav a span{font-size:16px}
  .hero{padding:48px 0 66px}.hero-copy h1{font-size:45px}.hero-copy>p{font-size:16px}.hero-visual{min-height:370px}.hero-photo{width:315px}.hero-term{width:122px;height:122px;padding:13px;right:2%;bottom:12px}.hero-term>span{font-size:24px}.hero-term strong{font-size:14px}.hero-term small{font-size:7px}.hero-actions .button{flex:1}.learning-zone{padding-bottom:68px}.learning-grid{grid-template-columns:repeat(2,1fr);gap:10px;min-height:0}.learning-bubble{grid-column:auto!important;padding:18px;border-width:6px}.learning-bubble:last-child{grid-column:1/-1!important;width:50%;justify-self:center}.bubble-emoji{font-size:38px}.learning-bubble strong{font-size:18px}.learning-bubble small{font-size:10px}
  .section{padding:60px 0}.section-head{align-items:flex-start;flex-direction:column}.hub-grid,.deck-grid,.term-grid,.guide-links{grid-template-columns:1fr 1fr;gap:10px}.hub-grid .deck-card:nth-child(n),.deck-grid .deck-card:nth-child(n),.term-grid .term-card:nth-child(n),.guide-links a:nth-child(n),.guide-links--three a:nth-child(n){grid-column:auto!important}.deck-card,.term-card{min-height:250px;padding:21px;border-width:5px;border-radius:30px}.deck-card h3,.term-card strong{font-size:19px}.deck-card p,.term-card>span:last-child{font-size:10px}.deck-card .eyebrow,.term-card__meta{font-size:8px}.deck-card__badge,.term-card__icon{font-size:30px}.guide-links a{min-height:230px;padding:19px;border-width:5px;border-radius:30px}.guide-links strong{font-size:16px}.guide-links small{font-size:10px}.guide-links a>span{font-size:31px}
  .content-surface{padding:29px 22px;border-radius:36px;margin-bottom:49px}.knowledge-grid{grid-template-columns:1fr}.knowledge-grid article:nth-child(n){grid-column:auto;min-height:0}.editorial-story{padding:42px 22px;border-radius:38px}.story-symbols{min-height:245px}.story-symbols span{width:88px;height:88px;font-size:36px}.responsibility-note,.info-strip{grid-template-columns:auto 1fr;margin-bottom:62px;padding:21px;border-radius:26px}.responsibility-note>a{grid-column:2}.page-hero,.deck-hero,.term-hero{padding-top:48px}.page-hero h1,.deck-hero h1,.term-hero h1{font-size:44px}.page-photo{width:275px}.page-photo::before{inset:-11px}.crumbs{margin-bottom:22px;max-width:100%;overflow:auto;white-space:nowrap}
  .letter-block,.letter-block:nth-child(even){grid-template-columns:1fr;gap:10px;padding:30px 0}.letter-block:nth-child(even) .letter-mark,.letter-block:nth-child(even) .letter-terms{grid-column:auto;grid-row:auto}.letter-mark{position:static;width:60px;height:60px;border-radius:21px;font-size:30px}.letter-terms{grid-template-columns:1fr}.letter-terms a{grid-template-columns:1fr;padding:15px;border-radius:20px}.letter-terms span{max-width:680px}
  .study-toolbar{border-radius:24px;flex-direction:column;align-items:flex-start}.accuracy-note{border-radius:22px}.flashcard{padding:50px 35px 34px}.flashcard__front h2{font-size:30px}.term-example{min-height:auto;padding:31px;border-radius:34px 34px 34px 10px}.term-example p{font-size:19px}.term-content article p{font-size:16px}.semantic-card{border-radius:30px}.quiz-question{padding:27px;border-radius:34px 34px 34px 12px;border-width:6px}.quiz-question h2{font-size:31px}.quiz-options{grid-template-columns:1fr}.quiz-options button:last-child:nth-child(odd){grid-column:auto}.quiz-result{width:90%}.dictation-card{padding:27px;border-radius:34px 34px 12px 34px;border-width:6px}.dictation-prompt{font-size:26px}.dictation-actions .button{flex:1}.results-panel{grid-template-columns:1fr;max-width:360px}.result-orb{grid-column:auto;width:100%}.site-footer{width:calc(100% - 28px);grid-template-columns:1fr;padding:31px;border-radius:37px 37px 14px 37px;margin-top:62px}.site-footer nav{grid-template-columns:1fr}.site-footer .fine{grid-column:auto}
}
@media(max-width:430px){.hub-grid,.deck-grid,.term-grid,.guide-links{grid-template-columns:1fr}.learning-bubble:last-child{width:58%}.site-header{gap:10px}.brand-name{font-size:20px}.main-nav{grid-template-columns:repeat(3,1fr)}.main-nav a:nth-child(4),.main-nav a:nth-child(5){grid-column:span 1}.hero-copy h1{font-size:40px}.deck-card,.term-card,.guide-links a{min-height:220px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Pic-Words 2026 trainer anatomy */
.trainer-hero{padding:72px 0 84px;display:grid;grid-template-columns:1.04fr .96fr;gap:72px;align-items:center}.trainer-hero__copy h1{font-size:clamp(52px,6.2vw,86px);line-height:.94;letter-spacing:-.055em;margin:12px 0 24px;max-width:850px}.trainer-hero__copy>p{font-size:19px;line-height:1.7;color:#536079;max-width:780px}.trainer-hero__links{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.trainer-hero__links a{padding:9px 13px;border:1px solid var(--line);background:#fff;border-radius:999px;font-size:12px;font-weight:850}.trainer-board{position:relative;min-height:560px}.trainer-board__photo{position:absolute;inset:0 5% 0 12%;transform:rotate(2deg);border-radius:42px;overflow:hidden;box-shadow:var(--shadow)}.trainer-board__photo img{width:100%;height:100%;object-fit:cover}.trainer-card{position:absolute;width:255px;min-height:220px;padding:26px;border-radius:30px;text-decoration:none;box-shadow:0 24px 60px rgba(27,38,66,.2);border:7px solid #fff;display:flex;flex-direction:column;justify-content:space-between}.trainer-card span{font-size:10px;text-transform:uppercase;letter-spacing:.12em;font-weight:900}.trainer-card strong{font-size:29px;line-height:1.05;letter-spacing:-.04em}.trainer-card small,.trainer-card p{font-size:12px;line-height:1.5;margin:0}.trainer-card--front{left:-3%;bottom:16px;background:var(--yellow);transform:rotate(-5deg);color:#1c2441}.trainer-card--back{right:-1%;top:28px;background:#17213f;color:#fff;transform:rotate(5deg)}.trainer-card--back p{font-size:14px;color:#e2e7f2}
.cluster-lane{padding:12px 0 82px}.cluster-lane__head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:28px}.cluster-lane__head h2{font-size:clamp(38px,4.7vw,62px);max-width:880px;margin:8px 0 0}.cluster-lane__head>a{font-size:13px;font-weight:850}.cluster-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.cluster-ticket{min-height:255px;padding:22px;border-radius:28px;background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;gap:13px;box-shadow:var(--soft-shadow);position:relative;overflow:hidden}.cluster-ticket::after{content:"";position:absolute;width:88px;height:88px;border-radius:50%;right:-30px;bottom:-32px;background:var(--violet-soft)}.cluster-ticket:nth-child(2)::after{background:var(--blue-soft)}.cluster-ticket:nth-child(3)::after{background:var(--orange-soft)}.cluster-ticket:nth-child(4)::after{background:var(--green-soft)}.cluster-ticket:nth-child(5)::after{background:var(--pink-soft)}.cluster-ticket__no{font:900 12px/1 monospace;color:#7a8499}.cluster-ticket strong{font-size:24px;line-height:1.02;letter-spacing:-.035em;margin-top:auto}.cluster-ticket small{font-size:12px;line-height:1.45;color:#647087}.cluster-ticket em{font-style:normal;font-size:11px;font-weight:900;color:var(--violet);z-index:1}
.contrast-lab{margin-bottom:84px;padding:54px;border-radius:44px;background:#17213f;color:#fff;display:grid;grid-template-columns:.78fr 1.22fr;gap:54px;align-items:start}.contrast-lab__intro h2{font-size:clamp(42px,4.7vw,64px);line-height:.98;margin:10px 0 20px}.contrast-lab__intro p{color:#c9d0df;line-height:1.7}.contrast-cases{display:grid;gap:10px}.contrast-case{display:grid;grid-template-columns:120px 1fr 1fr;gap:10px;align-items:stretch}.contrast-case__score{display:flex;align-items:center;justify-content:center;background:#fff;color:#17213f;border-radius:22px;font-size:22px;font-weight:950}.contrast-case>div:not(.contrast-case__score){padding:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.1);border-radius:22px}.contrast-case a{display:block;color:#fff;font-size:15px;font-weight:900}.contrast-case span{display:block;margin-top:6px;color:#bfc8d8;font-size:11px;line-height:1.45}
.recall-stage{margin-bottom:82px;display:grid;grid-template-columns:1.1fr .9fr;gap:16px}.recall-stage__prompt,.recall-stage__actions{border-radius:38px;padding:42px}.recall-stage__prompt{background:linear-gradient(145deg,#fff,var(--violet-soft));border:1px solid rgba(118,82,238,.12)}.recall-stage__question{font-size:clamp(30px,3vw,44px);line-height:1.15;font-weight:850;letter-spacing:-.035em}.recall-stage details{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}.recall-stage summary{cursor:pointer;font-weight:900;color:var(--violet)}.recall-stage details p{line-height:1.6;color:#4c5871}.recall-stage__actions{background:#fff;border:1px solid var(--line);display:grid;gap:8px}.recall-stage__actions>span{font-size:10px;text-transform:uppercase;letter-spacing:.13em;font-weight:900;color:#778198}.recall-stage__actions>a{display:grid;grid-template-columns:1fr auto;gap:4px 12px;padding:16px 0;border-bottom:1px solid var(--line)}.recall-stage__actions>a:last-child{border-bottom:0}.recall-stage__actions strong{font-size:18px}.recall-stage__actions small{grid-column:1;color:#707a90}.recall-stage__actions a::after{content:"→";grid-row:1/3;grid-column:2;align-self:center;font-weight:900}
.field-notes{padding:0 0 90px}.field-notes__head{display:grid;grid-template-columns:.55fr 1.45fr;gap:40px;align-items:end;margin-bottom:24px}.field-notes__head h2{font-size:clamp(40px,4.8vw,64px);margin:0}.field-notes__list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line)}.field-notes__list li{display:grid;grid-template-columns:76px 1fr;padding:25px 0;border-bottom:1px solid var(--line)}.field-notes__list li>span{font:900 13px/1 monospace;color:var(--violet)}.field-notes__list strong{font-size:22px}.field-notes__list p{margin:5px 0 0;color:#68738a}.source-note{margin-bottom:78px;padding:38px 42px;border:1px dashed rgba(28,42,72,.22);border-radius:34px;display:grid;grid-template-columns:1.2fr .8fr;gap:38px}.source-note h2{font-size:34px;margin:7px 0 12px}.source-note p{color:#5d687f;line-height:1.65}.source-note__links{display:grid;align-content:center;gap:8px}.source-note__links a{padding:13px 15px;border-radius:16px;background:#fff;border:1px solid var(--line);font-weight:850;font-size:13px}
.guide-hero{padding:58px 0 52px}.guide-hero__grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center}.guide-hero h1{font-size:clamp(50px,6vw,82px);line-height:.96;letter-spacing:-.055em;margin:12px 0 22px}.guide-hero p{font-size:19px;line-height:1.65;color:#59647a}.guide-hero__actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:25px}.guide-summary{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-bottom:56px}.guide-summary>div{padding:26px;border-radius:28px;border:1px solid var(--line);background:#fff}.guide-summary>div:nth-child(2){background:var(--blue-soft)}.guide-summary>div:nth-child(3){background:var(--orange-soft)}.guide-summary span{font-size:9px;text-transform:uppercase;letter-spacing:.13em;font-weight:900}.guide-summary p{font-size:15px;line-height:1.6;margin:12px 0 0}.guide-reading{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:58px;align-items:start;margin-bottom:74px}.guide-article{padding-left:28px;border-left:4px solid var(--violet)}.guide-article h2{font-size:clamp(34px,4vw,50px);margin:8px 0 24px}.guide-article>p{font-size:17px;line-height:1.82;color:#3f4a61;margin:0 0 20px}.guide-pull{margin:32px 0;padding:26px;border-radius:0 28px 28px 28px;background:#17213f;color:#fff;font-size:22px;line-height:1.45;font-weight:800}.guide-index{position:sticky;top:112px;padding:22px;border-radius:30px;background:#fff;border:1px solid var(--line);box-shadow:var(--soft-shadow)}.guide-index>a{display:block;padding:14px 0;border-bottom:1px solid var(--line)}.guide-index strong{display:block;font-size:14px}.guide-index small{display:block;color:#6a758d;line-height:1.4;margin-top:4px}.guide-index__all{font-weight:900;color:var(--violet);border-bottom:0!important}.primary-source{margin-top:32px;padding:18px 20px;border-radius:20px;background:#f5f7fb;border:1px solid var(--line);display:grid;gap:4px}.primary-source span{font-size:9px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:#7a8498}.primary-source a{font-weight:850;font-size:13px}.term-check-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:16px auto 66px}.mistake-card,.check-card{padding:32px;border-radius:32px}.mistake-card{background:var(--orange-soft)}.check-card{background:var(--green-soft)}.mistake-card h2,.check-card h2{font-size:30px;margin:8px 0 14px}.mistake-card p,.check-card p{line-height:1.62;color:#48536a}.check-card summary{cursor:pointer;font-weight:900;color:#247b30}.cornerstone-link{display:grid;grid-template-columns:auto 1fr auto;gap:15px;align-items:center;margin-top:22px;padding:15px 18px;border-radius:20px;background:#fff;border:1px solid var(--line);box-shadow:var(--soft-shadow)}.cornerstone-link span{font-size:9px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;color:var(--violet)}.cornerstone-link strong{font-size:14px}.cornerstone-link em{font-style:normal;font-size:11px;font-weight:900}.core-decks{padding:8px 0 78px}.core-deck-row{display:grid;grid-template-columns:64px 90px 1fr auto;gap:18px;align-items:center;padding:24px 4px;border-top:1px solid var(--line)}.core-deck-row:last-child{border-bottom:1px solid var(--line)}.core-deck-row__no{font:900 12px/1 monospace;color:#8992a4}.core-deck-row__badge{width:70px;height:70px;border-radius:22px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:950}.core-deck-row__copy strong{display:block;font-size:27px;letter-spacing:-.035em}.core-deck-row__copy small{display:block;color:#68738a;line-height:1.45;margin-top:5px;max-width:760px}.core-deck-row em{font-style:normal;font-weight:900;font-size:12px;color:var(--violet)}.card-method{margin-bottom:72px;padding:40px;border-radius:38px;background:#17213f;color:#fff;display:grid;grid-template-columns:.8fr 1.2fr;gap:42px}.card-method h2{font-size:40px;margin:8px 0}.card-method ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:9px}.card-method li{display:grid;grid-template-columns:34px 1fr;gap:10px;padding:16px;border-radius:18px;background:rgba(255,255,255,.08)}.card-method li strong{color:var(--yellow)}.card-method li span{font-size:12px;line-height:1.5;color:#d7ddeb}.aux-decks{padding-top:0}

@media(max-width:980px){.trainer-hero,.contrast-lab,.recall-stage,.guide-hero__grid,.guide-reading,.source-note,.card-method{grid-template-columns:1fr}.trainer-board{min-height:500px}.cluster-strip{grid-template-columns:repeat(2,1fr)}.cluster-ticket:last-child{grid-column:1/-1}.contrast-case{grid-template-columns:100px 1fr 1fr}.guide-index{position:static}.guide-summary{grid-template-columns:1fr 1fr}.guide-summary>div:last-child{grid-column:1/-1}.field-notes__head{grid-template-columns:1fr}.term-check-grid{grid-template-columns:1fr}.core-deck-row{grid-template-columns:52px 72px 1fr}.core-deck-row em{grid-column:3}.card-method ol{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.trainer-hero{padding-top:44px;gap:32px}.trainer-hero__copy h1{font-size:44px}.trainer-board{min-height:390px}.trainer-board__photo{inset:0 0 0 8%}.trainer-card{width:190px;min-height:170px;padding:18px;border-width:5px}.trainer-card strong{font-size:22px}.cluster-lane__head{align-items:flex-start;flex-direction:column}.cluster-strip{grid-template-columns:1fr}.cluster-ticket:last-child{grid-column:auto}.cluster-ticket{min-height:185px}.contrast-lab{padding:28px 20px;border-radius:32px;gap:28px}.contrast-case{grid-template-columns:1fr}.contrast-case__score{min-height:60px}.recall-stage__prompt,.recall-stage__actions{padding:26px;border-radius:28px}.field-notes__list li{grid-template-columns:46px 1fr}.source-note{padding:28px 22px}.guide-summary{grid-template-columns:1fr}.guide-summary>div:last-child{grid-column:auto}.guide-article{padding-left:16px}.guide-pull{font-size:18px}.cornerstone-link{grid-template-columns:1fr}.core-deck-row{grid-template-columns:42px 58px 1fr;padding:19px 0}.core-deck-row__badge{width:54px;height:54px;border-radius:17px;font-size:17px}.core-deck-row__copy strong{font-size:21px}.core-deck-row em{grid-column:3}.card-method{padding:28px 22px}.card-method ol{grid-template-columns:1fr}.term-check-grid{margin-bottom:46px}}

/* Editorial cross-link inside the article body. */
.contextual-link {
  margin-top: 1.4rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--accent, #2f6fed);
  background: rgba(47, 111, 237, .055);
  border-radius: .65rem;
}
.contextual-link a { font-weight: 750; }
.term-content article h3,
.guide-article h3 {
  margin: 1.65rem 0 .65rem;
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.25;
}