@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Fraunces:opsz,wght,SOFT,WONK@9..144,500,20,1;9..144,600,20,1&display=swap');
:root{--ink:#071C2D;--ink-dark:#071C2D;--teal:#0C6870;--gold:#F27453;--paper:#FAFAF7;--pale:#F5F3ED;--line:#D9E1E3;--muted:#15384D;font-family:'DM Sans',system-ui,sans-serif;color:var(--ink);background:var(--paper);scroll-behavior:smooth}
*{box-sizing:border-box}body{margin:0}a{color:inherit}button,input,select,textarea{font:inherit}button,a,select,input,textarea{outline-offset:3px}img{max-width:100%}.shell{width:min(1180px,calc(100% - 48px));margin:auto}.skip{position:absolute;top:-100px;left:1rem;z-index:30;background:white;padding:1rem}.skip:focus{top:1rem}.site-header{position:sticky;top:0;z-index:20;background:rgba(251,252,250,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:83px;display:flex;align-items:center;justify-content:space-between;gap:2rem}.brand{display:inline-flex;align-items:center;gap:.68rem;text-decoration:none;font-size:1.5rem;font-weight:700;letter-spacing:-.055em;white-space:nowrap}.brand-mark{width:39px;height:39px;border-radius:12px;background:var(--ink);display:grid;place-items:center;color:white;font-family:'Fraunces',serif;font-size:1.55rem;letter-spacing:-.1em;line-height:1}.brand-mark span,.brand-period{color:var(--gold)}.brand-hyphen{color:var(--teal)}.nav{display:flex;align-items:center;gap:clamp(.9rem,2vw,1.8rem);font-size:.88rem;font-weight:600}.nav a{text-decoration:none}.nav a:hover,.text-link:hover{color:var(--teal)}.nav-contact{border:1px solid var(--ink);padding:.7rem 1rem;border-radius:4px}.nav-contact span{margin-left:.7rem}.menu-toggle{display:none;background:none;border:0;color:var(--ink);font-weight:700}.hero{display:grid;grid-template-columns:1.07fr .93fr;align-items:center;gap:clamp(3rem,7vw,7rem);padding-top:clamp(5rem,8vw,8rem);padding-bottom:clamp(5rem,8vw,8rem)}.eyebrow{display:flex;align-items:center;gap:.65rem;color:var(--teal);font-size:.73rem;letter-spacing:.15em;font-weight:700;margin:0 0 1.65rem}.eyebrow-line{width:25px;height:2px;background:var(--gold)}h1,h2,h3,p{margin-top:0}h1,h2{letter-spacing:-.05em;line-height:1.08}h1{font-size:clamp(3.2rem,5.8vw,5.8rem);max-width:710px;margin-bottom:1.65rem}h2{font-size:clamp(2.55rem,4.2vw,4.5rem);margin-bottom:0}h1 em,h2 em{font-family:'Fraunces',Georgia,serif;font-weight:500;color:var(--teal);font-style:italic;letter-spacing:-.065em}.hero-lead{max-width:590px;font-size:clamp(1.07rem,1.5vw,1.24rem);line-height:1.7;color:#15384D}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:1.7rem;margin-top:2.3rem}.button{display:inline-flex;align-items:center;justify-content:space-between;gap:2rem;border:1px solid transparent;border-radius:4px;padding:1rem 1.25rem;text-decoration:none;font-weight:700;font-size:.94rem;cursor:pointer;transition:transform .2s,background .2s}.button:hover:not(:disabled){transform:translateY(-2px)}.button.primary{background:var(--teal);color:white}.button.primary:hover:not(:disabled){background:#056c67}.button.light{background:white;color:var(--ink);align-self:end}.button:disabled{opacity:.55;cursor:not-allowed}.text-link{font-weight:700;text-decoration:none;border-bottom:1px solid var(--ink);padding:.4rem 0}.hero-note{color:var(--muted);font-size:.82rem;margin-top:2rem}.hero-visual{background:#F5F3ED;padding:1.25rem 1.4rem 1.35rem;transform:rotate(1deg);box-shadow:16px 16px 0 #D9E1E3;max-width:480px;margin:0 auto}.visual-top{display:flex;justify-content:space-between;gap:1rem;color:var(--teal);font-size:.64rem;font-weight:700;letter-spacing:.14em;padding:.4rem .25rem 1rem}.visual-card{background:white;border:1px solid #cbdcd4;padding:clamp(1.5rem,4vw,2.5rem);min-height:380px;position:relative}.visual-card:before{content:'';position:absolute;top:0;right:0;width:70px;height:7px;background:var(--gold)}.micro-label{font-size:.64rem;letter-spacing:.13em;font-weight:700;color:#6f8586}.english{font-family:'Fraunces',Georgia,serif;font-size:clamp(2.2rem,4vw,3.2rem);letter-spacing:-.04em;margin:.6rem 0 1rem}.visual-rule{width:54px;height:2px;background:var(--gold);display:block;margin:1.2rem 0}.translation{font-family:'Fraunces',Georgia,serif;font-size:clamp(2rem,3.3vw,2.8rem);color:var(--teal);margin:.6rem 0 1.5rem}.equation{border-top:1px solid var(--line);padding-top:1.2rem;display:flex;align-items:center;justify-content:space-between;gap:.7rem;font-size:1.08rem}.equation strong{font-size:2.1rem;color:var(--ink)}.visual-caption{font-size:.78rem;line-height:1.55;margin:1.15rem .3rem .2rem;color:#4c6766}.wayfinding{background:var(--ink);color:white}.wayfinding-inner{display:grid;grid-template-columns:repeat(4,1fr)}.wayfinding a{display:flex;align-items:center;gap:.7rem;padding:1.4rem .8rem;text-decoration:none;border-right:1px solid #45616c;font-weight:600;font-size:.86rem}.wayfinding a:first-child{padding-left:0}.wayfinding a:last-child{border:0}.wayfinding a span{color:#F27453;font-size:.72rem}.wayfinding a b{font-weight:400;margin-left:auto}.wayfinding a:hover{color:#F27453}.section{padding-top:clamp(5rem,8vw,8.5rem);padding-bottom:clamp(5rem,8vw,8.5rem);scroll-margin-top:82px}.section-tint{background:var(--pale)}.section-intro{display:grid;grid-template-columns:1.1fr .7fr;gap:clamp(2rem,7vw,7rem);align-items:end;margin-bottom:3rem}.section-intro>p{font-size:1.07rem;line-height:1.7;color:#15384D;max-width:450px;margin:0}.search-panel{padding:1.45rem;background:white;border:1px solid var(--line);box-shadow:0 8px 30px #071C2D09}.search-panel>label{display:block;font-size:.83rem;font-weight:700;margin-bottom:1rem}.filters{display:grid;grid-template-columns:minmax(230px,2fr) minmax(150px,1fr) minmax(150px,1fr);gap:.8rem}.search-input{position:relative}.search-input span{position:absolute;left:1rem;top:.57rem;font-size:1.4rem;color:var(--teal)}input,select,textarea{width:100%;min-height:47px;border:1px solid #bfcfcb;background:white;color:var(--ink);border-radius:3px;padding:.7rem .8rem}.search-input input{padding-left:2.7rem}input:focus,select:focus,textarea:focus{border-color:var(--teal)}.results,.card-grid{margin-top:1.6rem;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.empty{grid-column:1/-1;border:1px dashed #adc5bd;padding:2rem;background:#ffffff80;color:#4b6267;line-height:1.6}.content-card{background:white;border:1px solid var(--line);padding:1.6rem;display:flex;flex-direction:column;gap:.5rem;min-height:225px}.content-card .card-meta{font-size:.72rem;font-weight:700;letter-spacing:.11em;color:var(--teal);text-transform:uppercase}.content-card h3{font-family:'Fraunces',Georgia,serif;font-size:1.55rem;letter-spacing:-.04em;line-height:1.2;margin:.4rem 0}.content-card p{line-height:1.58;color:#15384D}.content-card .card-bottom{margin-top:auto;padding-top:.8rem;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:1rem;font-size:.78rem}.content-card a,.content-card button{color:var(--teal);font-weight:700;text-decoration:none;background:none;border:0;padding:0;cursor:pointer}.tutoring-band{background:var(--ink);color:white;padding:2.4rem;display:grid;grid-template-columns:1fr 1fr auto;gap:2.5rem;align-items:start}.tutoring-band h3{font-family:'Fraunces',Georgia,serif;font-size:1.55rem;letter-spacing:-.03em}.tutoring-band p{line-height:1.6;color:#d8e5e6;font-size:.92rem;margin-bottom:0}.band-number{display:block;color:var(--gold);font-weight:700;font-size:.75rem;margin-bottom:1rem}.about{display:grid;grid-template-columns:1fr 1fr;gap:5rem}.about-copy{font-size:1.07rem;line-height:1.75;color:#15384D}.small-note{font-size:.83rem;color:var(--muted)}.contact-section{background:#F5F3ED;padding:clamp(5rem,8vw,8rem) 0;scroll-margin-top:82px}.contact-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:clamp(3rem,8vw,8rem)}.contact-grid>div>p:not(.eyebrow){font-size:1.08rem;line-height:1.7;color:#15384D;margin-top:2rem}.contact-form{background:white;padding:clamp(1.4rem,3vw,2.4rem);border:1px solid var(--line);display:grid;gap:1rem}.contact-form label{display:grid;gap:.4rem;font-size:.81rem;font-weight:700}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.contact-form textarea{resize:vertical}.form-note{font-size:.78rem;line-height:1.5;color:var(--muted);margin:0}.footer{background:var(--ink-dark);color:white;padding:2rem 0}.footer-inner{display:flex;align-items:center;gap:2rem;justify-content:space-between;font-size:.8rem}.footer-inner .brand{font-size:1.3rem}.footer-inner p{margin:0;color:#c8d8da}.footer-inner a:not(.brand){color:white}.legal{max-width:800px;min-height:70vh;padding:6rem 0}.legal h1{font-size:clamp(2.4rem,5vw,4rem)}.legal p{font-size:1.08rem;line-height:1.7}dialog{width:min(780px,calc(100% - 30px));max-height:90vh;border:0;box-shadow:0 20px 80px #071C2D50;padding:0;color:var(--ink)}dialog::backdrop{background:#0b2838bb}.dialog-inner{padding:clamp(1.5rem,5vw,3.4rem);overflow:auto}.dialog-close{float:right;background:var(--pale);border:0;border-radius:50%;width:2.5rem;height:2.5rem;font-size:1.6rem;cursor:pointer}dialog h2{font-size:clamp(2rem,4vw,3.2rem)}.article-summary{font-size:1.15rem;color:var(--muted);line-height:1.6;margin:1.5rem 0}.article-body{line-height:1.7;font-size:1.05rem}.article-body h3{margin:1.7rem 0 .6rem}.article-body a{color:var(--teal)}.article-body pre{overflow:auto;background:var(--pale);padding:1rem}.article-body blockquote{border-left:3px solid var(--gold);padding-left:1rem;margin-left:0}#article-vocabulary,#article-sources{border-top:1px solid var(--line);margin-top:2rem;padding-top:1rem}#article-vocabulary dl{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}#article-vocabulary dt{font-weight:700}#article-sources a{color:var(--teal)}
@media(max-width:1050px){.nav{gap:.75rem;font-size:.77rem}.brand{font-size:1.3rem}.hero{gap:3rem}.tutoring-band{grid-template-columns:1fr 1fr}.tutoring-band .button{grid-column:1/-1;justify-self:start}}
@media(max-width:760px){.shell{width:min(100% - 36px,590px)}.header-inner{height:68px}.menu-toggle{display:block}.nav{display:none;position:absolute;top:68px;left:0;right:0;padding:1rem 18px 1.5rem;background:var(--paper);border-bottom:1px solid var(--line);box-shadow:0 14px 24px #071C2D12;flex-direction:column;align-items:stretch;font-size:1rem}.nav.open{display:flex}.nav a{padding:.5rem}.nav-contact{margin-top:.3rem}.hero{grid-template-columns:1fr;padding-top:4.2rem;gap:2.7rem}.hero-visual{width:calc(100% - 18px);transform:none}.wayfinding-inner{grid-template-columns:1fr 1fr}.wayfinding a{border-bottom:1px solid #45616c;padding:1rem .5rem}.wayfinding a:nth-child(odd){padding-left:0}.wayfinding a:nth-child(even){border-right:0}.section-intro,.about,.contact-grid{grid-template-columns:1fr;gap:1.5rem}.section-intro{margin-bottom:2rem}.filters{grid-template-columns:1fr}.results,.card-grid{grid-template-columns:1fr 1fr}.tutoring-band{grid-template-columns:1fr;gap:1.5rem}.tutoring-band .button{grid-column:auto}.footer-inner{flex-wrap:wrap;justify-content:flex-start}.footer-inner p{width:100%;order:2}}
@media(max-width:520px){h1{font-size:3.1rem}.results,.card-grid,.two-col{grid-template-columns:1fr}.hero-actions{align-items:flex-start;flex-direction:column;gap:1.2rem}.visual-card{min-height:325px}.wayfinding a{font-size:.72rem;gap:.35rem}.wayfinding a b{display:none}.contact-form{padding:1.2rem}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}.button{transition:none}}
.card-image{width:100%;height:165px;object-fit:cover;margin:-1.6rem -1.6rem .8rem;width:calc(100% + 3.2rem);max-width:none}.article-body img{display:block;max-width:100%;height:auto;margin:1.5rem auto}.article-body mjx-container{overflow-x:auto;overflow-y:hidden;max-width:100%}

.brand-logo{display:block;line-height:0;flex:none}.brand-logo img{display:block;width:205px;height:82px;object-fit:contain}.brand-logo:hover{opacity:.88}@media(max-width:760px){.brand-logo img{width:160px;height:64px}}
.nav a[aria-current="page"]{color:var(--teal);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:.4rem}.inner-hero{padding-top:clamp(4.5rem,8vw,8rem);padding-bottom:clamp(4.5rem,8vw,8rem);min-height:390px}.inner-hero h1{max-width:840px}.inner-hero>p:not(.eyebrow){max-width:760px;font-size:clamp(1.08rem,1.6vw,1.25rem);line-height:1.7;color:var(--muted);margin:1.7rem 0 0}.inner-hero .button{margin-top:2rem}.inner-hero .about-copy{max-width:760px}.home-intro{display:grid;grid-template-columns:1fr 1fr;gap:5rem}.home-intro>div:last-child{font-size:1.08rem;line-height:1.7;color:var(--muted)}.home-intro .text-link{display:inline-block;margin-top:.7rem}.section-intro.compact{margin-bottom:2rem}.section-intro.compact h2{font-size:clamp(2.1rem,3.5vw,3.4rem)}.narrow{max-width:800px}.section-tint .tutoring-band{grid-template-columns:repeat(3,minmax(0,1fr))}#video-practice,#video-source{border-top:1px solid var(--line);margin-top:2rem;padding-top:1rem}#video-practice li{margin:.8rem 0;line-height:1.6}#video-practice details{margin:.5rem 0 1rem;color:var(--muted)}#video-practice summary{cursor:pointer;color:var(--teal);font-weight:700}#video-source a{color:var(--teal)}@media(max-width:760px){.home-intro{grid-template-columns:1fr;gap:1.5rem}.section-tint .tutoring-band{grid-template-columns:1fr}.inner-hero{min-height:0}}