:root{--bg:#101412;--surface:#19201c;--surface-2:#202923;--ink:#f2f3ed;--muted:#b2bab0;--line:#354138;--accent:#c5f77c;--serif:'IBM Plex Serif',Georgia,'Times New Roman',serif;--sans:'IBM Plex Sans','Helvetica Neue',Arial,sans-serif;--mono:'IBM Plex Mono','SFMono-Regular',Menlo,monospace}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.75 var(--sans);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input,summary{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.58}img{max-width:100%;display:block;height:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.19;letter-spacing:-.012em}h1{font-size:clamp(2.15rem,3.3vw,3.3rem)}h2{font-size:clamp(1.7rem,2.4vw,2.45rem)}h3{font-size:1.2rem}em{font-family:var(--serif);font-style:italic;font-weight:400;letter-spacing:0}p{color:var(--muted)}small{font-size:.8125rem}.shell{width:min(1320px,90%);margin-inline:auto}.kicker{font:500 .6875rem/1.6 var(--mono);letter-spacing:.085em;color:var(--accent);margin-bottom:24px}.muted{color:var(--muted)}.skip-link{position:absolute;left:16px;top:-100px;background:var(--accent);color:var(--bg);padding:12px;z-index:100}.skip-link:focus{top:10px}:focus-visible{outline:2px solid var(--accent);outline-offset:5px}::selection{background:var(--accent);color:var(--bg)}
.nav{display:flex;justify-content:space-between;align-items:center;gap:24px;min-height:105px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:13px;font-size:1.3rem;font-weight:600;letter-spacing:-.012em;color:var(--ink)}.brand-mark{display:grid;place-items:center;font:500 1.6rem var(--mono);width:44px;height:48px;color:var(--accent);border:1px solid var(--line);border-radius:4px}.brand-caption{display:block;font:400 .625rem var(--mono);letter-spacing:.11em;color:var(--muted);margin-top:3px}.nav nav{display:flex;gap:32px;font-size:.875rem;color:var(--muted)}.nav nav a:hover,.footer-top a:hover{color:var(--accent)}.nav-cta{display:flex;gap:24px;align-items:center;border:1px solid #58614e;border-radius:6px;padding:10px 17px;font-size:.875rem}.nav-cta span{color:var(--accent)}
.button{display:inline-flex;align-items:center;justify-content:center;gap:26px;padding:15px 22px;border:1px solid transparent;border-radius:5px;background:var(--accent);color:#142011;font-weight:600;font-size:.9375rem;line-height:1.5;transition:background .2s,transform .2s}.button:not(:disabled):hover{background:#d8ff9e;transform:translateY(-2px)}.button span{font-size:1.3rem;line-height:1}.button.secondary{background:transparent;color:var(--ink);border-color:var(--line)}.button.secondary:hover{background:var(--surface-2)}.text-link{display:inline-flex;gap:15px;align-items:center;background:none;border:0;padding:0;color:var(--accent);font-size:.875rem;font-weight:500}.hero{display:grid;grid-template-columns:1fr 1fr;gap:6%;padding-block:75px 80px;align-items:center}.hero h1{line-height:1.01;letter-spacing:-.02em;margin-bottom:26px}.hero h1 em{color:#c7d5be}.hero-text{font-size:1.125rem;line-height:1.7;margin-bottom:32px}.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--accent);margin-right:9px}.hero-actions{display:flex;align-items:center;gap:23px;flex-wrap:wrap}.hero-actions>span{font-size:.8125rem;color:var(--muted);line-height:1.65}.hero-actions strong{font-weight:500;color:var(--ink)}.hero-visual{position:relative;min-height:535px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#ece4d4;align-self:stretch}.hero-visual>img{width:100%;height:calc(100% - 152px);position:absolute;top:0;left:0;object-fit:cover;object-position:50% 50%;opacity:1}.hero-visual:after{content:'';position:absolute;inset:auto 0 0;height:152px;background:#0d1310;border-top:1px solid #2c3a2e;pointer-events:none}.visual-label{position:absolute;z-index:1;inset:20px 20px auto;display:flex;justify-content:space-between;font:500 .625rem/1.5 var(--mono);letter-spacing:.07em;color:#2f2e26}.visual-caption{position:absolute;bottom:26px;left:28px;right:28px;z-index:1;display:flex;justify-content:space-between;align-items:end}.visual-caption>span{font-family:var(--serif);font-size:1.55rem;line-height:1.3;letter-spacing:0}.visual-caption>a{display:grid;place-items:center;border:1px solid #4d5c49;border-radius:50%;width:46px;height:46px;color:var(--accent);font-size:1.35rem;flex:none}.principles-bar{display:flex;justify-content:space-between;gap:24px;align-items:center;padding-block:25px;border-block:1px solid var(--line)}.principles-bar>span{font:400 .75rem var(--mono);color:var(--accent)}.principles-bar strong{font:400 .875rem var(--sans);color:var(--ink);margin-left:12px}.principles-bar .bar-caption{font-size:.625rem;color:var(--muted);max-width:175px;line-height:1.7;letter-spacing:.1em}
.catalog-section{padding-block:100px}.section-heading{display:flex;justify-content:space-between;gap:35px;align-items:end;margin-bottom:43px}.section-heading h2{margin-bottom:0}.section-heading>.kicker{margin-bottom:20px}.section-heading>p{max-width:330px;margin:0 0 5px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:23px}.course-card{border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--surface);display:flex;flex-direction:column;transition:border-color .25s,transform .25s}.course-card:hover{border-color:var(--accent);transform:translateY(-5px)}.accent-mint{--accent:#c5f77c}.accent-blue{--accent:#9bbafa}.accent-amber{--accent:#f3c483}.card-cover{position:relative;display:block;overflow:hidden;aspect-ratio:1.5;background:#ece4d4}.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s}.course-card:hover .card-cover img{transform:scale(1.045)}.card-index{position:absolute;top:18px;left:18px;font:400 .6875rem var(--mono);letter-spacing:.06em;padding:4px 7px;background:#080d0cc9;border-radius:3px;color:#edf0e9}.cover-arrow{position:absolute;right:18px;bottom:18px;border-radius:50%;width:35px;height:35px;background:#101412a8;display:grid;place-items:center;border:1px solid #ffffff42;color:var(--accent)}.card-body{padding:25px;display:flex;flex-direction:column;flex:1}.card-tags{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:17px}.card-tags span{font-size:.75rem;border:1px solid var(--line);border-radius:4px;padding:3px 8px;color:var(--muted)}.card-body h3{font-size:1.65rem;margin-bottom:13px;letter-spacing:-.012em}.card-body>p:not(.payment-message){font-size:.9375rem;line-height:1.6;margin-bottom:25px;flex:1}.card-includes{display:flex;gap:12px;font-size:.75rem;color:var(--muted);padding-bottom:22px}.card-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;align-items:end;gap:10px}.card-bottom small{display:block;color:var(--muted);font-size:.75rem}.card-bottom strong{font-weight:500;font-size:1.7rem;line-height:1.3}.card-bottom>a{font-size:.8125rem;color:var(--accent)}.card-bottom>a span{margin-left:5px}.cohort-note{margin:30px 0 0;font-size:.875rem;line-height:1.8}.cohort-note span{font:400 .6875rem var(--mono);color:var(--accent);letter-spacing:.05em;margin-right:15px}.approach-section{padding-block:80px 95px;border-block:1px solid var(--line)}.approach-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:50px;margin-top:60px}.step-number{display:block;font:400 1rem var(--mono);color:var(--accent);padding-bottom:25px;border-bottom:1px solid var(--line);margin-bottom:25px}.approach-grid p{font-size:.9375rem;margin:0}.approach-grid h3{margin-bottom:14px}
.certificate-section{display:grid;grid-template-columns:.85fr 1.15fr;gap:7%;align-items:center;padding-block:110px}.certificate-intro>p:not(.kicker){max-width:385px}.certificate-intro .muted{font-size:.8125rem}.diploma{background:#f3efe4;color:#27382c;padding:32px 36px 27px;border:1px solid #d4cab7;position:relative;isolation:isolate;box-shadow:0 22px 50px #0003;outline:1px solid #b7baaa;outline-offset:-12px;overflow:hidden;min-width:0}.diploma:after{content:'A/';position:absolute;right:25px;top:20%;font:500 13rem var(--mono);letter-spacing:-.1em;color:#1c5b3010;z-index:-1;transform:rotate(-12deg)}.diploma p{color:inherit}.diploma-top{display:flex;align-items:center;justify-content:space-between;gap:15px}.diploma-brand{font-size:1rem;font-weight:600;letter-spacing:-.01em}.sample-label{font:400 .625rem/1.5 var(--mono);color:#66725c;text-align:right}.diploma-overline{text-transform:uppercase;font:400 .625rem/1.7 var(--mono);letter-spacing:.13em;margin:40px 0 8px}.diploma-name{font:400 clamp(1.9rem,2.8vw,2.9rem)/1.2 var(--serif);letter-spacing:-.008em;margin-bottom:12px}.diploma-copy{font-size:.8125rem;max-width:325px;margin-bottom:13px}.diploma-course{font:400 1.6rem/1.1 var(--serif);margin-bottom:36px}.diploma-bottom{border-top:1px solid #aeb5a0;display:flex;justify-content:space-between;align-items:center;padding-top:17px;gap:10px}.signature{font:italic 1.45rem var(--serif);display:block}.diploma-bottom small{display:block;font-size:.625rem;color:#536348;margin-top:5px}.diploma-bottom strong{font-size:.75rem;font-weight:500}.diploma-seal{display:grid;place-items:center;color:#325236;border:3px double #788a5c;border-radius:50%;font:500 1.3rem var(--mono);height:58px;width:58px;flex-shrink:0}.closing{text-align:center;border-top:1px solid var(--line);padding-block:85px 95px;background:radial-gradient(ellipse at bottom,#91c57212,transparent 65%)}.closing h2{margin-bottom:32px}.closing>p:last-child{margin:20px 0 0;font-size:.8125rem}.footer-top{border-top:1px solid var(--line);padding-block:52px;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:45px}.footer-top .brand{margin-bottom:20px}.footer-top>div>a:not(.brand){display:block;color:var(--muted);font-size:.875rem;margin-bottom:8px}.footer-top p{font-size:.875rem;margin-bottom:0}.footer-top .footer-heading{color:var(--ink);margin-bottom:17px;font-weight:500}.footer-bottom{display:flex;justify-content:space-between;gap:20px;font-size:.75rem;color:var(--muted);padding-block:22px;border-top:1px solid var(--line)}
.back-link{display:inline-block;margin:35px 0 30px;color:var(--muted);font-size:.875rem}.back-link:hover{color:var(--accent)}.detail-hero{display:grid;grid-template-columns:1.12fr 1fr;gap:6%;align-items:center;padding-bottom:55px}.detail-hero h1{font-size:clamp(2.1rem,3.6vw,3.4rem);line-height:1.03;margin-bottom:18px}.detail-hero .kicker{margin-bottom:22px}.detail-tagline{font:400 clamp(1.25rem,1.6vw,1.65rem)/1.2 var(--serif);color:var(--accent);margin-bottom:20px}.detail-description{max-width:590px;font-size:1.0625rem}.detail-tags{display:flex;gap:9px;flex-wrap:wrap;margin-block:22px 28px}.detail-tags span{border:1px solid var(--line);padding:4px 12px;border-radius:4px;font-size:.8125rem;color:var(--muted)}.instructor-mini{display:flex;align-items:center;gap:13px;width:fit-content}.instructor-mini img{width:47px;height:47px;border-radius:50%;object-fit:cover;object-position:center 30%}.instructor-mini small{display:block;color:var(--muted);font-size:.75rem}.instructor-mini strong{font-size:.9375rem;font-weight:500}.instructor-mini strong span{color:var(--accent);margin-left:10px}.detail-cover{position:relative;border:1px solid var(--line);border-radius:12px;overflow:hidden;aspect-ratio:1.5;background:#ece4d4}.detail-cover>img{width:100%;height:100%;object-fit:cover}.detail-cover>div{position:absolute;inset:auto 18px 18px;display:flex;justify-content:space-between;gap:12px;font:500 .625rem/1.5 var(--mono);letter-spacing:.08em}.detail-cover>div span{background:#0d1310e6;color:#edf0e9;padding:7px 11px;border-radius:4px}.schedule-strip{display:grid;grid-template-columns:repeat(4,1fr);border-block:1px solid var(--line);padding-block:25px;gap:25px}.schedule-strip small{display:block;font:400 .625rem/1.7 var(--mono);color:var(--muted);letter-spacing:.06em;margin-bottom:6px}.schedule-strip strong{display:block;font-size:.9375rem;font-weight:500}.schedule-strip span{font-size:.75rem;color:var(--muted)}.course-nav{display:flex;gap:30px;flex-wrap:wrap;padding-block:22px;font-size:.875rem;color:var(--muted);border-bottom:1px solid var(--line)}.course-nav a:hover{color:var(--accent)}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:7%;padding-top:58px}.detail-main{min-width:0}.detail-section{padding-bottom:65px;margin-bottom:60px;border-bottom:1px solid var(--line);scroll-margin-top:30px}.detail-section h2{font-size:clamp(1.6rem,2.3vw,2.3rem);margin-bottom:27px;max-width:700px}.detail-section h3{margin-top:32px;margin-bottom:18px}.detail-section p{line-height:1.8}.detail-section .lead{font-size:1.125rem}.outcome-grid{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:18px 28px;padding:0;margin:25px 0 36px}.outcome-grid li{display:flex;gap:12px;font-size:.9375rem;color:var(--muted);line-height:1.6}.outcome-grid li>span{color:var(--accent)}.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px}.fit-grid>div{border-top:1px solid var(--line);padding-top:10px}.fit-grid h3{margin-top:20px}.fit-grid ul{padding-left:18px;font-size:.9375rem;color:var(--muted)}.fit-grid li{margin-bottom:10px;padding-left:4px}.fit-grid li::marker{color:var(--accent)}.curriculum-heading{display:flex;align-items:end;justify-content:space-between;gap:25px}.curriculum-heading h2{margin-bottom:10px}.curriculum-heading button{font-size:.8125rem;white-space:nowrap;padding-bottom:13px}.module-list{border-top:1px solid var(--line);margin-top:26px}.module{border-bottom:1px solid var(--line)}summary{cursor:pointer;list-style:none}summary::-webkit-details-marker{display:none}.module summary{display:flex;align-items:center;gap:20px;padding:24px 0}.module summary>span:nth-child(2){flex:1}.module-number{font:400 .8125rem var(--mono);color:var(--accent);width:25px}.module summary small{display:block;color:var(--muted);font-size:.75rem;margin-bottom:4px}.module summary strong{font-size:1.125rem;font-weight:500;line-height:1.4;display:block}.module-plus{font-size:1.5rem;color:var(--muted)}.module[open] .module-plus{transform:rotate(45deg)}.module-body{padding:0 0 25px 45px;font-size:.9375rem}.module-body>p{margin-bottom:12px}.module-body ul{padding-left:20px;color:var(--muted);margin-bottom:22px}.module-body li{margin-bottom:5px}.exercise{border-left:2px solid var(--accent);padding:14px 18px;background:var(--surface)}.exercise span{font:400 .625rem var(--mono);color:var(--accent);letter-spacing:.06em}.exercise p{margin:7px 0 0;color:var(--ink);font-size:.875rem}.assignment-list{margin-top:30px}.assignment-list article{display:flex;gap:22px;padding:23px 0;border-top:1px solid var(--line)}.assignment-list article>span{font:400 .875rem var(--mono);color:var(--accent);padding-top:5px}.assignment-list h3{margin:0 0 8px;font-size:1.125rem}.assignment-list p{margin:0;font-size:.9375rem}.capstone{border:1px solid var(--line);padding:28px;background:var(--surface);border-radius:8px;margin-top:25px}.capstone h3{margin-top:15px;font:400 2rem/1.15 var(--serif);color:var(--accent)}.capstone .kicker{font-size:.6875rem}.capstone p{font-size:.9375rem}.capstone>div{display:flex;gap:15px;flex-wrap:wrap;font:400 .625rem var(--mono);color:var(--accent);margin-top:22px}.exam{padding-top:15px}.exam-metrics{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line);padding-block:20px;gap:15px;margin-block:24px}.exam-metrics span{font-size:.75rem;color:var(--muted)}.exam-metrics strong{display:block;color:var(--accent);font:400 2rem var(--serif);margin-bottom:6px}.exam>.muted{font-size:.8125rem}
.enrollment-aside{align-self:start;position:sticky;top:25px}.enrollment-card{padding:26px;border:1px solid #d1d5c0;border-radius:9px;background:#edf0e4;color:#192b20}.enrollment-card .kicker{color:#526849;font-size:.625rem}.enrollment-card h2{font-size:1.65rem;margin-bottom:22px}.enrollment-price{font-size:2.8rem;letter-spacing:-.015em;line-height:1.2}.enrollment-price>span{display:block;font-size:.8125rem;letter-spacing:0;color:#657361;margin-top:5px}.enrollment-card .tax-note{color:#657361;font-size:.75rem;margin:14px 0 0}.enrollment-card dl{margin:22px 0;border-block:1px solid #cbd3bc;padding:15px 0;font-size:.8125rem}.enrollment-card dl>div{display:flex;justify-content:space-between;gap:10px;padding-block:4px}.enrollment-card dt{color:#64725e}.enrollment-card dd{margin:0;font-weight:500}.enrollment-card .button{width:100%;background:#243c28;color:#f3f9ee;font-size:.875rem;gap:12px}.enrollment-card .button:not(:disabled):hover{background:#36583b}.enrollment-card .secure-note{text-align:center;font-size:.75rem;color:#63745d;margin:12px 0 20px}.enrollment-includes{list-style:none;padding:20px 0 0;margin:0;border-top:1px solid #cbd3bc;font-size:.8125rem;line-height:2.2}.enrollment-includes li:before{content:'✓';color:#456638;margin-right:9px}.enrollment-card .enrollment-footnote{font-size:.75rem;color:#63745d;line-height:1.6;margin:17px 0 0}.payment-message{padding:12px 14px;border:1px solid var(--line);border-radius:5px;margin:20px 0 0;font-size:.875rem;color:var(--ink);line-height:1.5}.enrollment-card .payment-message{background:#e0e6d6;border-color:#bcc8ad;color:#33462c;margin:0 0 15px}
.instructor-profile{display:grid;grid-template-columns:220px 1fr;gap:30px;align-items:start}.instructor-profile>img{width:100%;height:300px;object-fit:cover;border:1px solid var(--line);border-radius:8px;object-position:center 25%}.instructor-profile h3{margin:0 0 5px;font-size:1.5rem}.instructor-profile .native-name{width:fit-content;color:var(--accent);margin:0 0 7px;font-size:1.125rem}.profile-role{font-size:.8125rem;color:var(--accent);margin-bottom:18px}.instructor-profile p:not(.profile-role):not(.native-name){font-size:.9375rem}.instructor-profile blockquote{font:italic 1.5rem/1.35 var(--serif);margin:22px 0;color:var(--ink)}.persona-note{display:block;color:var(--muted);font-size:.75rem;line-height:1.65;border-top:1px solid var(--line);padding-top:14px}.detail-section .diploma{margin-block:30px}.detail-section .diploma p{line-height:inherit}.detail-section .diploma .diploma-copy{line-height:1.7}.certificate-disclosure{font-size:.75rem;line-height:1.6!important}.toolkit{display:grid;grid-template-columns:1fr 1fr;list-style:none;padding:0;gap:15px;font-size:.875rem;color:var(--muted)}.toolkit span{color:var(--accent);margin-right:10px}.faq{border-bottom:1px solid var(--line)}.faq summary{padding:21px 30px 21px 0;font-weight:500;position:relative}.faq summary:after{content:'+';position:absolute;right:0;font-size:1.3rem;color:var(--accent)}.faq[open] summary:after{content:'−'}.faq p{font-size:.9375rem;padding-right:25px}
.admin-login{padding-block:90px;min-height:65vh}.admin-login h1{font-size:clamp(2rem,3.2vw,3rem)}.login-form{max-width:410px;display:grid;gap:14px}.login-form label,.admin-price-form label{font-size:.875rem;color:var(--muted)}input:not([type=hidden]):not([type=checkbox]){background:var(--surface);color:var(--ink);border:1px solid #65725e;border-radius:5px;min-width:0;padding:12px 14px;width:100%}.login-form .button{margin-top:8px;justify-self:start}.admin{padding-block:70px}.admin-head{display:flex;justify-content:space-between;align-items:start;gap:30px}.admin-head h1{font-size:3.5rem;margin-bottom:15px}.admin-head>div>p{max-width:550px}.admin-courses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:32px}.admin-course{background:var(--surface);border:1px solid var(--line);border-radius:10px;overflow:hidden;padding:23px}.admin-course-heading{margin-bottom:26px}.admin-course-heading>img{width:100%;height:140px;object-fit:cover;border-radius:5px;margin-bottom:24px}.admin-course-heading h2{font-size:1.7rem}.admin-course-heading .kicker{font-size:.6875rem;margin-bottom:14px}.status-badge{display:inline-flex;padding:4px 9px;border-radius:4px;background:#493e26;color:#f0d294;font-size:.75rem}.status-badge.active{background:#2c422c;color:#c5f77c}.admin-price-form{display:grid;gap:8px;margin-bottom:26px}.input-action{display:flex;gap:8px}.input-action input{width:50%!important}.input-action .button{padding:10px 14px;font-size:.8125rem;white-space:nowrap}.admin-payment-form{border-top:1px solid var(--line);padding-top:24px}.admin-payment-form>p{font-size:.8125rem;margin-top:15px}.admin-payment-form>.button{width:100%;font-size:.8125rem;padding-inline:10px;gap:10px}.toggle-label{display:flex;align-items:center;gap:12px;cursor:pointer;font-size:.9375rem;position:relative}.toggle-label input{position:absolute;opacity:0;width:44px;height:26px;left:0;margin:0}.switch-track{width:44px;height:26px;background:#596151;border:1px solid #748169;border-radius:20px;position:relative;flex-shrink:0}.switch-track:after{content:'';position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#f2f5eb;transition:transform .15s}.toggle-label input:checked+.switch-track{background:#a2ce65;border-color:#a2ce65}.toggle-label input:checked+.switch-track:after{transform:translateX(18px);background:#1a301f}.toggle-label input:focus-visible+.switch-track{outline:2px solid var(--accent);outline-offset:4px}.notice,.error{padding:16px 20px;border:1px solid var(--line);border-radius:5px}.notice{color:var(--accent);background:#233326}.error{color:#ffc1b0;background:#35241d}.admin-footnote{font-size:.8125rem;max-width:750px;margin-top:25px}.success{padding:90px 0;min-height:65vh;width:min(1000px,90%);margin:auto}.success h1{margin-bottom:25px}.success>p{max-width:600px}
@media(min-width:1550px){.hero h1{font-size:6.3rem}}
@media(max-width:1100px){.hero{gap:4%}.hero-visual{min-height:460px}.hero h1{font-size:4.4rem}.nav nav{gap:18px}.principles-bar .bar-caption{display:none}.card-body{padding:20px}.card-body h3{font-size:1.4rem}.card-includes{flex-direction:column;gap:3px}.card-bottom{align-items:start;flex-direction:column;gap:14px}.detail-layout{grid-template-columns:minmax(0,1fr) 290px;gap:5%}.instructor-profile{grid-template-columns:160px 1fr;gap:23px}.instructor-profile>img{height:240px}.diploma{padding:27px}.certificate-section{gap:5%}.admin-courses{grid-template-columns:1fr}.admin-course{display:grid;grid-template-columns:1fr 1fr 1fr;gap:25px;align-items:center}.admin-course-heading{margin:0}.admin-course-heading>img{display:none}.admin-price-form{margin:0}.admin-payment-form{border:0;padding:0}}
@media(max-width:820px){.nav nav{display:none}.hero{grid-template-columns:1fr;padding-block:50px;gap:40px}.hero h1{font-size:clamp(2.4rem,4.4vw,3.9rem)}.hero-visual{min-height:400px}.hero-visual>img{object-position:center 50%}.hero-copy{max-width:600px}.section-heading{align-items:start;flex-direction:column;gap:22px}.section-heading>p{max-width:500px}.course-grid{grid-template-columns:1fr;gap:24px}.course-card{display:grid;grid-template-columns:44% 56%}.card-cover{height:100%;aspect-ratio:auto;min-height:300px}.card-bottom{flex-direction:row;align-items:end}.card-includes{flex-direction:row;flex-wrap:wrap}.card-body h3{font-size:1.7rem}.catalog-section{padding-block:65px}.approach-grid{gap:25px}.approach-grid h3{font-size:1.2rem}.certificate-section{grid-template-columns:1fr;gap:40px;padding-block:70px}.certificate-intro>p:not(.kicker){max-width:550px}.diploma{width:100%;max-width:670px}.diploma-name{font-size:3.4rem}.detail-hero{grid-template-columns:1fr;gap:35px}.detail-cover{aspect-ratio:1.5;max-height:420px}.detail-hero h1{font-size:4rem}.schedule-strip{grid-template-columns:1fr 1fr}.detail-layout{display:flex;flex-direction:column;padding-top:35px}.enrollment-aside{position:static;order:-1;width:100%;margin-bottom:50px}.enrollment-card{display:block}.enrollment-card h2{font-size:1.7rem}.enrollment-includes{display:grid;grid-template-columns:1fr 1fr;gap:2px 18px}.enrollment-card dl{display:grid;grid-template-columns:1fr 1fr;gap:5px 25px}.enrollment-card .button{width:100%}.detail-section{padding-bottom:50px;margin-bottom:45px}.instructor-profile{grid-template-columns:220px 1fr}.instructor-profile>img{height:300px}.admin-course{grid-template-columns:1fr}.admin-payment-form{border-top:1px solid var(--line);padding-top:20px}.admin-course-heading>img{display:block}.admin-course-heading{display:grid;grid-template-columns:120px 1fr;gap:25px;align-items:center}.admin-course-heading>img{height:120px;margin:0}.admin-price-form{max-width:450px}.admin-payment-form .button{width:auto;padding-inline:20px}.footer-top{grid-template-columns:1fr 1fr}.footer-top>div:first-child{grid-column:1/-1}}
@media(max-width:520px){.shell{width:89%}.nav{min-height:87px;gap:15px}.brand{font-size:1.05rem;gap:9px}.brand-mark{font-size:1.35rem;width:34px;height:40px}.brand-caption{font-size:.5rem;letter-spacing:.06em}.nav-cta{font-size:.75rem;padding:8px 10px;gap:7px}.hero h1{font-size:clamp(2rem,9vw,2.6rem)}.kicker{font-size:.6875rem}.hero-text{font-size:1rem}.hero-text br{display:none}.hero-actions{gap:18px}.hero-visual{min-height:340px}.visual-label{inset:18px 16px auto;font-size:.5625rem}.visual-caption{left:20px;right:20px;bottom:22px}.visual-caption>span{font-size:1.3rem}.principles-bar{flex-direction:column;align-items:start;gap:12px;padding-block:20px}.principles-bar>span{font-size:.6875rem}.principles-bar strong{font-size:.8125rem}.section-heading h2{font-size:2.6rem}.course-card{display:flex}.card-cover{aspect-ratio:1.5;min-height:0;height:auto}.card-body{padding:24px}.card-body h3{font-size:1.8rem}.approach-grid{grid-template-columns:1fr;gap:32px;margin-top:35px}.approach-section{padding-block:60px}.approach-grid h3{font-size:1.4rem}.step-number{padding-bottom:17px;margin-bottom:20px}.diploma{padding:26px 23px;outline-offset:-8px}.diploma-brand{font-size:.8125rem}.sample-label{font-size:.5rem}.diploma-overline{font-size:.5625rem;margin-top:32px}.diploma-name{font-size:2.7rem}.diploma-course{font-size:1.4rem;margin-bottom:25px}.diploma-bottom small{font-size:.5625rem}.diploma-bottom strong{font-size:.625rem}.signature{font-size:1.125rem}.diploma-seal{width:42px;height:42px;font-size:1rem}.diploma-copy{font-size:.75rem}.closing h2{font-size:2.5rem}.footer-top{grid-template-columns:1fr;gap:25px}.footer-bottom{flex-direction:column;gap:8px}.detail-hero>*{min-width:0}.detail-hero h1{font-size:clamp(1.9rem,8vw,2.5rem);overflow-wrap:anywhere}.detail-tagline{font-size:1.7rem}.detail-description{font-size:1rem}.detail-cover{aspect-ratio:1.5}.schedule-strip{gap:22px 17px}.schedule-strip strong{font-size:.875rem}.course-nav{gap:15px 22px;font-size:.8125rem}.enrollment-card{padding:24px}.enrollment-card dl{display:block}.enrollment-includes{display:block}.outcome-grid,.fit-grid,.toolkit{grid-template-columns:1fr}.fit-grid{gap:14px}.curriculum-heading{align-items:start;flex-direction:column;gap:10px}.module summary{gap:14px}.module summary strong{font-size:1.0625rem}.module-body{padding-left:0}.exam-metrics{gap:10px}.exam-metrics span{font-size:.6875rem}.instructor-profile{grid-template-columns:1fr}.instructor-profile>img{height:300px;width:240px}.detail-section h2{font-size:2.5rem}.admin-head{display:block}.admin-head h1{font-size:2.7rem}.admin-head>form{margin-top:20px}.admin-course-heading{grid-template-columns:1fr}.admin-course-heading>img{height:170px}.admin-course{padding:22px}.admin-course-heading h2{font-size:1.6rem}.admin-course-heading .kicker{margin-bottom:10px}.admin-payment-form .button{width:100%}}
.card-body>p.card-schedule{flex:0;color:var(--accent);font-size:.8125rem;line-height:1.8;margin-bottom:18px}
.registration-page{padding-bottom:95px}.registration-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:9%;align-items:start}.registration-layout h1{font-size:clamp(2.1rem,3.4vw,3.2rem);margin-bottom:24px}.registration-layout h1 em{color:var(--accent)}.learner-form{margin-top:35px}.form-field{margin-bottom:24px}.form-field label{display:flex;justify-content:space-between;gap:15px;font-size:.9375rem;margin-bottom:8px}.form-field label span{font-size:.75rem;color:var(--muted);align-self:center}.form-field input,.form-field select,.form-field textarea{display:block;width:100%;min-width:0;background:var(--surface);border:1px solid #56635a;border-radius:5px;padding:13px 15px;color:var(--ink);font:inherit;color-scheme:dark}.form-field textarea{resize:vertical}.form-field input::placeholder,.form-field textarea::placeholder{color:#96a298;font-size:.8125rem}.form-field small{display:block;margin-top:7px;color:var(--muted);font-size:.75rem}.form-field [aria-invalid=true]{border-color:#ffaaa2}.form-privacy{font-size:.8125rem;line-height:1.7;margin:20px 0}.registration-summary{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface)}.registration-summary>img{width:100%;aspect-ratio:1.65;object-fit:cover}.registration-summary>div{padding:30px}.registration-summary h2{font-size:2.3rem}.registration-summary p{font-size:.875rem}.registration-summary .kicker{font-size:.6875rem;margin-bottom:15px}.registration-fee{font-size:2rem;font-weight:500}.registration-summary dl{margin:25px 0;border-block:1px solid var(--line);padding-block:12px}.registration-summary dl>div{display:flex;justify-content:space-between;gap:20px;font-size:.875rem;padding-block:8px}.registration-summary dt{color:var(--muted)}.registration-summary dd{margin:0;text-align:right}
@media(max-width:850px){.registration-layout{grid-template-columns:1fr;gap:40px}.registration-summary{max-width:560px}.registration-page{padding-bottom:60px}}
@media(max-width:540px){.registration-layout h1{font-size:2.9rem}.registration-summary>div{padding:24px}.learner-form>.button{width:100%;gap:12px}.registration-layout{gap:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}.course-card:hover,.button:not(:disabled):hover{transform:none}}
.academy{padding-block:72px 110px}.academy-head{display:flex;justify-content:space-between;gap:28px;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:36px;margin-bottom:42px}.auth-card{max-width:520px;margin:20px auto;padding:42px;background:linear-gradient(145deg,var(--surface-2),var(--surface));border:1px solid var(--line);border-radius:16px}.auth-card form{display:grid;gap:18px;margin-top:26px}.auth-card label{display:grid;gap:7px}.auth-card input{background:var(--bg);border:1px solid var(--line);border-radius:6px;padding:13px;color:var(--ink)}.learning-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}.learning-card{display:flex;flex-direction:column;padding:30px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.learning-card .button{margin-top:auto;align-self:start}.progress{height:7px;background:var(--line);border-radius:9px;overflow:hidden;margin:20px 0 8px}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--accent),#91cff2)}@media(max-width:700px){.academy{padding-block:40px 70px}.academy-head{display:block}.academy-head .button{margin-top:18px}.auth-card{padding:28px 22px}}

/* ===== Diagrams ================================================== */
.dgm{width:100%;height:auto;display:block;font-family:var(--sans);overflow:visible}
.dgm .box{fill:var(--surface-2);stroke:var(--line);stroke-width:1}
.dgm .box-accent{stroke:var(--accent);stroke-width:1.5}
.dgm .box-dashed{fill:none;stroke:var(--line);stroke-dasharray:4 4}
.dgm .box-weak{fill:var(--surface);stroke:var(--line);stroke-opacity:.6}
.dgm .box-warn{stroke:#d98f6a;stroke-width:1.2}
.dgm .rail{fill:var(--accent)}
.dgm .rail-warn{fill:#d98f6a}
.dgm .lbl{fill:var(--ink);font-size:14px;font-weight:600;letter-spacing:0em}
.dgm .lbl.small{font-size:12.5px;font-weight:500}
.dgm .sub{fill:var(--muted);font-size:11.5px}
.dgm .sub-accent{fill:var(--accent);font-size:11.5px}
.dgm .mono{fill:var(--accent);font-family:var(--mono);font-size:10px;letter-spacing:.09em}
.dgm .mono-warn{fill:#d98f6a}
.dgm .flow{stroke:var(--line);stroke-width:1.5;fill:none}
.dgm .flow-weak{stroke-opacity:.55}
.dgm .arw{fill:var(--line)}
.dgm .rule{stroke:var(--line);stroke-width:1;stroke-opacity:.55}
.dgm .cell{fill:var(--surface-2);stroke:var(--line)}
.dgm .cell-empty{fill:none;stroke:#d98f6a;stroke-dasharray:3 3}
.dgm .cellt{fill:var(--muted);font-size:10.5px;font-family:var(--mono)}
.dgm .cellt-empty{fill:#d98f6a}
.dgm .diamond{fill:var(--bg);stroke:var(--accent);stroke-width:1.5}
.dgm .tick{fill:var(--accent);font-size:13px}
.dgm .cross{fill:#d98f6a;font-size:13px}
.diagram-figure{margin:34px 0 38px;padding:26px 24px 22px;background:var(--surface);border:1px solid var(--line);border-radius:10px}
.diagram-figure figcaption{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);color:var(--muted);font-size:.875rem;line-height:1.6}

/* ===== Method explainer ========================================== */
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.principle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:26px 0 8px}
.principle-grid article{background:var(--surface);padding:24px 26px 26px}
.principle-index{display:block;font:400 .6875rem var(--mono);letter-spacing:.1em;color:var(--accent);margin-bottom:12px}
.principle-grid h4{font-size:1.0625rem;font-weight:600;letter-spacing:-.008em;margin:0 0 8px}
.principle-grid p{margin:0;font-size:.9375rem;line-height:1.65}
.verdict-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:24px 0 10px}
.verdict{border:1px solid var(--line);border-radius:10px;padding:22px 24px;background:var(--surface)}
.verdict-head{font:400 .75rem/1.5 var(--mono);letter-spacing:.08em;margin:0 0 14px;display:flex;gap:9px;align-items:center}
.verdict-yes .verdict-head{color:var(--accent)}
.verdict-no .verdict-head{color:#d98f6a}
.verdict ul{margin:0;padding-left:18px;color:var(--muted);font-size:.9375rem}
.verdict li{margin-bottom:9px;line-height:1.6}
.misconceptions{margin:22px 0 0;display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.misconceptions>div{background:var(--surface);padding:20px 24px}
.misconceptions dt{font-weight:600;color:var(--ink);margin-bottom:7px;font-size:.9375rem}
.misconceptions dd{margin:0;color:var(--muted);font-size:.9375rem;line-height:1.7}

/* ===== Comparison table ========================================== */
.table-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:10px;margin:26px 0 16px;-webkit-overflow-scrolling:touch}
.table-scroll:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
table.method-table,table.slide-table{border-collapse:collapse;width:100%;min-width:760px;font-size:.875rem}
.method-table th,.method-table td,.slide-table th,.slide-table td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.55}
.method-table thead th,.slide-table thead th{background:var(--surface-2);font:400 .6875rem var(--mono);letter-spacing:.09em;color:var(--accent);text-transform:uppercase;white-space:nowrap}
.method-table tbody th,.slide-table tbody th{color:var(--ink);font-weight:600;white-space:nowrap}
.method-table tbody th .abbr{display:block;font:500 .8125rem var(--mono);color:var(--accent);letter-spacing:.04em}
.method-table tbody th .full{display:block;font-weight:500;font-size:.8125rem;color:var(--ink);margin-top:3px;max-width:190px;white-space:normal}
.method-table td,.slide-table td{color:var(--muted)}
.method-table tbody tr:last-child th,.method-table tbody tr:last-child td,.slide-table tbody tr:last-child th,.slide-table tbody tr:last-child td{border-bottom:0}
.method-table tr.row-highlight th,.method-table tr.row-highlight td{background:var(--surface-2)}
.method-table tr.row-highlight td{color:var(--ink)}
.table-note{font-size:.9375rem;line-height:1.75}
.placement-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px}
.placement-list li{position:relative;padding-left:26px;color:var(--muted);font-size:.9375rem;line-height:1.7}
.placement-list li::before{content:"↳";position:absolute;left:0;color:var(--accent)}

/* ===== Deeper module body ======================================== */
.module-summary{color:var(--ink)!important;font-size:1rem;margin-bottom:20px}
.module-heading{font:400 .6875rem var(--mono)!important;letter-spacing:.1em;color:var(--accent);margin:0 0 10px!important;text-transform:uppercase}
.module-columns{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-bottom:24px}
.module-columns ul{margin:0;padding-left:18px}
.objective-list li{color:var(--ink)}
.concept-list{display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden;margin:0 0 22px}
.concept-list>div{background:var(--surface);padding:14px 18px}
.concept-list dt{font-weight:600;color:var(--ink);font-size:.875rem;margin-bottom:5px}
.concept-list dd{margin:0;color:var(--muted);font-size:.875rem;line-height:1.65}
.module-deliverable{margin:14px 0 0;font-size:.875rem;color:var(--muted);line-height:1.65}
.module-deliverable span{font:400 .625rem var(--mono);letter-spacing:.09em;color:var(--accent);margin-right:9px}
.glossary{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:20px 0 0}
.glossary>div{background:var(--surface);padding:18px 22px}
.glossary dt{font-weight:600;color:var(--ink);font-size:.9375rem;margin-bottom:6px}
.glossary dd{margin:0;color:var(--muted);font-size:.875rem;line-height:1.65}

/* ===== Sample teaser ============================================= */
.sample-card{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);margin:28px 0 16px;transition:border-color .2s,transform .2s}
.sample-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.sample-card-body{padding:32px 34px}
.sample-card-body h3{font-size:1.5rem;letter-spacing:-.01em;margin-bottom:14px}
.sample-card-body p{font-size:.9375rem;margin-bottom:20px}
.sample-card-visual{padding:26px;border-left:1px solid var(--line);background:var(--bg);display:grid;align-content:center;overflow:hidden}
.aside-sample{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:18px;padding:13px 16px;border:1px solid #cbd3bc;border-radius:6px;font-size:.875rem;font-weight:500;color:#192b20;background:#e3e8d6}
.aside-sample span{color:#456638}
.aside-sample:hover{border-color:#456638;background:#dce3cc}

/* ===== Deck page ================================================= */
.deck-page{padding-bottom:70px}
.deck-top{display:flex;justify-content:space-between;align-items:baseline;gap:24px;padding-top:34px;flex-wrap:wrap}
.deck-top .kicker{margin:0}
.deck-intro{max-width:820px;padding:26px 0 40px}
.deck-intro h1{font-size:clamp(1.65rem,2.5vw,2.4rem);margin-bottom:20px}
.deck-intro .lead{font-size:1.0625rem;line-height:1.8}
.deck-meta{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 14px;padding:0}
.deck-meta span{font:400 .6875rem var(--mono);letter-spacing:.08em;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:7px 12px}
.deck-disclosure{font-size:.8125rem;color:var(--muted);margin:0}
.deck{border:1px solid var(--line);border-radius:14px;background:var(--surface);overflow:hidden}
.deck-bar{display:flex;flex-direction:column;border-bottom:1px solid var(--line);background:var(--surface-2)}
.deck-progress{height:3px;background:var(--line)}
.deck-progress span{display:block;height:100%;width:0;background:var(--accent);transition:width .25s ease}
.deck-controls{display:flex;align-items:center;gap:12px;padding:14px 18px;flex-wrap:wrap}
.deck-btn{width:38px;height:38px;border:1px solid var(--line);border-radius:6px;background:var(--bg);color:var(--ink);font-size:1rem;line-height:1}
.deck-btn:not(:disabled):hover{border-color:var(--accent);color:var(--accent)}
.deck-counter{font:400 .75rem var(--mono);letter-spacing:.07em;color:var(--muted);min-width:120px}
.deck-toggle{margin-left:auto;border:1px solid var(--line);border-radius:6px;background:transparent;color:var(--muted);padding:9px 14px;font-size:.8125rem}
.deck-toggle+.deck-toggle{margin-left:0}
.deck-toggle:hover{color:var(--ink);border-color:#58614e}
.deck-toggle.is-on{color:var(--bg);background:var(--accent);border-color:var(--accent)}
.deck-stage{position:relative}
.slide{padding:44px 46px 58px;position:relative;border-bottom:1px solid var(--line)}
.deck.is-enhanced .slide{display:none;border-bottom:0;min-height:min(68vh,600px)}
.deck.is-enhanced .slide.is-active{display:flex;flex-direction:column;justify-content:center}
.deck.is-enhanced.is-reading .slide{display:block;min-height:0;border-bottom:1px solid var(--line)}
.slide-inner{width:100%;max-width:960px;margin-inline:auto}
.slide-eyebrow{margin-bottom:18px}
.slide-hero{font-size:clamp(1.65rem,2.7vw,2.5rem);letter-spacing:-.012em;margin-bottom:22px}
.slide-title{font-size:clamp(1.3rem,1.9vw,1.75rem);letter-spacing:-.01em;margin-bottom:20px;max-width:840px}
.slide-lead{font-size:1.0625rem;line-height:1.8;max-width:760px}
.slide-hero+.slide-lead{font-size:1.125rem}
.slide-number{position:absolute;right:26px;bottom:20px;font:400 .6875rem var(--mono);letter-spacing:.1em;color:var(--muted);opacity:.7}
.slide-bullets{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:18px}
.slide-bullets li{display:grid;grid-template-columns:44px 1fr;gap:14px;align-items:start}
.bullet-index{font:400 .6875rem/1.9 var(--mono);color:var(--accent);letter-spacing:.08em}
.slide-bullets strong{display:block;font-weight:600;font-size:1rem;margin-bottom:5px;letter-spacing:0em}
.slide-bullets p{margin:0;font-size:.9375rem;line-height:1.65}
.slide-columns{display:grid;gap:18px;margin-top:26px}
.slide-columns.cols-2{grid-template-columns:1fr 1fr}
.slide-columns.cols-3{grid-template-columns:repeat(3,1fr)}
.slide-column{border:1px solid var(--line);border-radius:10px;padding:22px 24px;background:var(--bg)}
.slide-column h3{font:400 .75rem var(--mono);letter-spacing:.08em;color:var(--accent);margin-bottom:14px;text-transform:uppercase}
.slide-column ul{margin:0;padding-left:18px;color:var(--muted);font-size:.9rem}
.slide-column li{margin-bottom:9px;line-height:1.6}
.slide-diagram{margin:26px 0 0}
.slide-diagram figcaption{margin-top:18px;color:var(--muted);font-size:.875rem;line-height:1.65;max-width:820px}
.slide-code{margin:24px 0 0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--bg)}
.slide-code figcaption{font:400 .6875rem var(--mono);letter-spacing:.09em;color:var(--accent);padding:12px 18px;border-bottom:1px solid var(--line);background:var(--surface-2);text-transform:uppercase}
.slide-code pre{margin:0;padding:20px 22px;overflow-x:auto}
.slide-code code{font:400 .8125rem/1.72 var(--mono);color:var(--ink);white-space:pre;display:block}
.slide-checklist{list-style:none;padding:0;margin:26px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.slide-checklist li{display:flex;gap:12px;align-items:flex-start;border:1px solid var(--line);border-radius:8px;padding:14px 16px;background:var(--bg);font-size:.9375rem;line-height:1.55;color:var(--ink)}
.slide-checklist span{color:var(--accent)}
.slide-timings{list-style:none;padding:0;margin:26px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.slide-timings li{font:400 .75rem var(--mono);letter-spacing:.06em;color:var(--muted);border:1px solid var(--line);border-radius:4px;padding:9px 14px}
.slide-note{margin:24px 0 0;padding:14px 18px;border-left:2px solid var(--accent);background:var(--surface-2);color:var(--ink);font-size:.9375rem;line-height:1.7}
.slide-notes{margin:22px 0 0;padding:16px 20px;border:1px dashed var(--line);border-radius:8px;background:var(--bg)}
.slide-notes .kicker{margin-bottom:8px}
.slide-notes p:last-child{margin:0;font-size:.875rem;line-height:1.7}
.deck-dots{display:flex;flex-wrap:wrap;gap:7px;padding:16px 18px;border-top:1px solid var(--line);background:var(--surface-2)}
.deck-dot{width:26px;height:26px;padding:0;border:0;background:none;display:grid;place-items:center}
.deck-dot span{display:block;width:100%;height:3px;background:var(--line);border-radius:2px;transition:background .2s}
.deck-dot:hover span{background:#58614e}
.deck-dot.is-active span{background:var(--accent)}
.deck-hint{margin:16px 0 0;font-size:.8125rem;color:var(--muted)}
.deck-hint kbd{font:400 .75rem var(--mono);border:1px solid var(--line);border-radius:3px;padding:2px 6px;color:var(--ink)}
.deck:not(.is-enhanced)+.deck-hint,.deck:not(.is-enhanced) .deck-bar,.deck:not(.is-enhanced) .deck-dots,.deck:not(.is-enhanced) .deck-hint{display:none}
.deck-cta{margin-top:70px;padding:52px 0 0;border-top:1px solid var(--line);text-align:center}
.deck-cta h2{margin-inline:auto;max-width:640px}
.deck-cta p{max-width:560px;margin-inline:auto}
.deck-cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:28px}

/* ===== Responsive ================================================ */
@media (max-width:1000px){
  .principle-grid,.glossary,.slide-checklist{grid-template-columns:1fr}
  .verdict-grid,.module-columns,.sample-card,.slide-columns.cols-2,.slide-columns.cols-3{grid-template-columns:1fr}
  .sample-card-visual{border-left:0;border-top:1px solid var(--line)}
}
@media (max-width:720px){
  .slide{padding:32px 22px 52px}
  .deck-intro{padding-bottom:28px}
  .diagram-figure{padding:16px 14px 14px}
  .sample-card-body{padding:24px 22px}
  .deck-counter{min-width:0}
  .deck-toggle{margin-left:0}
  .deck-controls{gap:8px}
}
@media (prefers-reduced-motion:reduce){
  .deck-progress span,.sample-card{transition:none}
}
@media print{
  .deck-bar,.deck-dots,.deck-hint,.deck-cta,.nav,.deck-top{display:none!important}
  .deck.is-enhanced .slide{display:block!important;min-height:0;page-break-after:always}
  .slide-notes{display:block!important}
}


/* ===== Reading measure and rhythm (humanised type pass) ========== */
.detail-section>p,.detail-section>.lead,.deck-intro .lead,.slide-lead{max-width:68ch}
.detail-section h3{font-size:1.2rem;letter-spacing:-.008em;margin-top:38px}
.detail-section .lead{font-size:1.1875rem;line-height:1.8}
.hero-text,.detail-description{max-width:52ch}
.module-body,.concept-list dd,.misconceptions dd,.glossary dd{line-height:1.72}
.slide-lead{line-height:1.78}
blockquote{font-family:var(--serif);font-style:italic}

@media (max-width:720px){
  .hero-visual:after{height:126px}
  .hero-visual>img{height:calc(100% - 126px)}
}