@import url('/css/brand.css');
@font-face{font-family:Papernotes;src:url('/resource/papernotes/Papernotes.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:Papernotes;src:url('/resource/papernotes/Papernotes%20Bold.woff2') format('woff2');font-style:normal;font-weight:700;font-display:swap}
@font-face{font-family:Outfit;src:url('/fonts/outfit-v4-latin-regular.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:Outfit;src:url('/fonts/outfit-v4-latin-700.woff2') format('woff2');font-style:normal;font-weight:700;font-display:swap}
@font-face{font-family:Outfit;src:url('/fonts/outfit-v4-latin-900.woff2') format('woff2');font-style:normal;font-weight:900;font-display:swap}
:root{--paper:#fffaf0;--paper-raised:#fffdf7;--ink:#211d1d;--muted:#746b64;--line:#d9cfc3;--orange:#b84400;--green:#168249;--yellow:#ffbf00;--pink:#f4adc0;--purple:#bca5dc;--shadow:#211d1d;--focus:#257fc4}
html[data-theme=dark]{--paper:#111010;--paper-raised:#1a1718;--ink:#fffaf0;--muted:#b8ada4;--line:#443d3d;--orange:#ff9b5a;--green:#4cd486;--shadow:#050505;--focus:#3aaee0;color-scheme:dark}
[hidden]{display:none!important}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper);color:var(--ink);font-family:Outfit,Arial,sans-serif}body{margin:0;min-width:320px;background-color:var(--paper);background-image:radial-gradient(currentColor .65px,transparent .65px);background-size:7px 7px;background-position:0 0;color:var(--ink)}body:before{content:'';position:fixed;inset:0;pointer-events:none;background:var(--paper);opacity:.94;z-index:-1}a{color:inherit}.notes-wrap{width:min(1180px,calc(100% - 48px));margin-inline:auto}.notes-header,.reader-header{min-height:86px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:30px}.notes-brand{display:inline-flex;align-items:center;gap:11px;text-decoration:none;white-space:nowrap}.notes-brand img{display:block;width:44px;height:44px;object-fit:contain}.notes-brand strong{font-size:.9rem;font-weight:900;letter-spacing:.055em}.notes-brand strong span{color:var(--muted)}.notes-header nav{display:flex;align-items:center;justify-content:flex-end;gap:28px;margin-left:auto}.notes-header nav a,.reader-header__actions>a{text-decoration:none;text-transform:uppercase;font-size:.76rem;font-weight:900;letter-spacing:.025em}.notes-header nav a:hover,.reader-header__actions>a:hover{color:var(--orange)}.theme-toggle{flex:0 0 40px;width:40px;height:40px;padding:0;display:grid;place-items:center;border:1.5px solid var(--ink);border-radius:50%;background:transparent;color:var(--ink);cursor:pointer}.theme-toggle:hover{background:var(--ink);color:var(--paper)}.theme-toggle:focus-visible,.notes-button:focus-visible,.notebook:focus-visible,.reader-pager button:focus-visible,a:focus-visible{outline:3px solid var(--focus);outline-offset:4px}.theme-icon{grid-area:1/1;width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.theme-icon--sun{display:none}html[data-theme=dark] .theme-icon--moon{display:none}html[data-theme=dark] .theme-icon--sun{display:block}.notes-hero{min-height:410px;padding:72px 0 56px;display:grid;grid-template-columns:1.18fr .82fr;gap:72px;align-items:center}.notes-hero h1{max-width:760px;margin:0;font:700 clamp(4.5rem,7vw,7rem)/.8 Papernotes,Georgia,serif;letter-spacing:-.02em}.notes-hero h1 span{color:var(--green)}.notes-hero__copy p{max-width:29rem;margin:0 0 28px;font-size:1.3rem;line-height:1.55}.notes-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:14px 22px;border:2px solid var(--ink);border-radius:999px;background:var(--ink);color:var(--paper);box-shadow:5px 5px 0 var(--yellow);text-decoration:none;text-transform:uppercase;font-size:.78rem;font-weight:900;letter-spacing:.025em;transition:transform .18s,box-shadow .18s}.notes-button:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--yellow)}.section-line{padding-bottom:16px;border-bottom:2px solid var(--ink);display:flex;align-items:flex-end;justify-content:space-between;gap:28px}.section-line h2,.access h2{margin:0;font:700 clamp(2.2rem,4vw,3rem)/.95 Papernotes,Georgia,serif}.section-line p{margin:0;color:var(--muted)}.notebook-shelf{padding:34px 0 78px;display:grid;grid-template-columns:1.25fr .9fr 1fr 1.1fr;gap:22px}.notebook{position:relative;min-height:300px;padding:27px 27px 24px 30px;border:2px solid #211d1d;border-radius:7px 20px 20px 7px;display:flex;flex-direction:column;color:#211d1d;text-decoration:none;box-shadow:7px 8px 0 #211d1d;overflow:hidden;transition:transform .18s,box-shadow .18s}.notebook:before{content:'';position:absolute;inset:0 auto 0 10px;border-left:2px solid #211d1d33}.notebook:hover{z-index:2;transform:translate(-3px,-5px) rotate(0);box-shadow:10px 13px 0 #211d1d}.notebook--yellow{background:#ffd86a;transform:rotate(-1.2deg)}.notebook--pink{background:var(--pink);transform:translateY(20px) rotate(.8deg)}.notebook--green{background:#a9e7c2;transform:rotate(-.5deg)}.notebook--purple{background:var(--purple);transform:translateY(12px) rotate(1.1deg)}.notebook small{font-size:.68rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase}.notebook h3{margin:58px 0 12px;font:700 clamp(1.9rem,2.5vw,2.5rem)/.94 Papernotes,Georgia,serif}.notebook p{margin:0;line-height:1.38}.notebook strong{margin-top:auto;padding-top:24px;display:flex;align-items:center;justify-content:space-between;text-transform:uppercase;font-size:.75rem;font-weight:900}.access{padding:42px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:1.05fr 1.55fr auto;align-items:center;gap:36px}.access-intro>p{max-width:29rem;margin:16px 0 0;color:var(--muted);line-height:1.5}.access-options{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--paper-raised)}.access-options>div{min-height:120px;padding:18px;display:flex;flex-direction:column;border-right:1px solid var(--line)}.access-options>div:last-child{border-right:0}.access-options span{font-size:.74rem;font-weight:900;text-transform:uppercase}.access-options strong{margin-top:auto;font:700 1.75rem/1 Papernotes,Georgia,serif}.access-options small{margin-top:5px;color:var(--muted)}.notes-button--accent{white-space:nowrap}.notes-footer{padding:38px 0 48px;display:flex;align-items:center;justify-content:space-between;gap:24px;color:var(--muted);font-size:.78rem}.notes-footer a{color:inherit}.notes-footer nav{display:flex;gap:20px}.reader-header{justify-content:space-between}.reader-header__actions{display:flex;align-items:center;gap:18px}.reader-layout{width:min(1080px,calc(100% - 48px));margin:54px auto 72px;display:grid;grid-template-columns:180px minmax(0,1fr);gap:34px}.reader-outline{padding-top:29px;color:var(--muted);font-size:.85rem}.reader-outline>strong{display:block;margin-bottom:12px;color:var(--ink);text-transform:uppercase;font-size:.72rem;letter-spacing:.08em}.reader-outline ol{margin:0;padding:0;list-style:none}.reader-outline li{padding:9px 0;border-bottom:1px solid var(--line)}.reader-outline li[aria-current=step]{color:var(--ink);font-weight:900}.reader-outline li[aria-current=step]:before{content:'→';margin-right:7px;color:var(--note-accent,var(--orange))}.reader-paper{position:relative;min-height:780px;padding:58px 72px;background-color:var(--paper-raised);background-image:repeating-linear-gradient(transparent 0,transparent 31px,color-mix(in srgb,var(--focus) 11%,transparent) 32px);border:1px solid var(--line);box-shadow:0 18px 50px #5a463318}.reader-paper:before{content:'';position:absolute;inset:0 auto 0 45px;border-left:1px solid #e9808052}.reader-meta{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:20px;color:var(--muted);font-size:.7rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.reader-paper h1{position:relative;z-index:1;max-width:680px;margin:52px 0 20px;font:700 clamp(3.5rem,6vw,5.2rem)/.87 Papernotes,Georgia,serif}.reader-lead{position:relative;z-index:1;max-width:650px;margin:0;font-size:1.25rem;line-height:1.58}.coming-soon{position:relative;z-index:1;margin:82px 0 88px;padding:36px 0;border-top:2px solid var(--ink);border-bottom:2px solid var(--ink);display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}.coming-soon h2{margin:0 0 10px;font:700 2.25rem/1 Papernotes,Georgia,serif}.coming-soon p{margin:0;color:var(--muted);line-height:1.5}.coming-soon>strong{font:700 3.2rem/.9 Papernotes,Georgia,serif;color:var(--note-accent);transform:rotate(-4deg)}.reader-pager{position:relative;z-index:1;padding-top:24px;border-top:1px solid var(--line);display:flex;align-items:stretch;justify-content:space-between;gap:20px}.reader-pager button{max-width:46%;padding:8px 0;border:0;background:transparent;color:var(--ink);font:inherit;display:flex;align-items:center;gap:10px;text-align:left;cursor:pointer}.reader-pager button:last-child{margin-left:auto;text-align:right}.reader-pager button:disabled{opacity:.35;cursor:not-allowed}.reader-pager svg{flex:0 0 22px;width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.reader-pager small{display:block;margin-bottom:4px;color:var(--muted);text-transform:uppercase;font-size:.65rem;letter-spacing:.07em}.reader-pager b{display:block;white-space:normal}
@media(max-width:1000px){.notebook-shelf{grid-template-columns:repeat(2,minmax(0,1fr))}.notebook--pink,.notebook--purple{transform:none}.access{grid-template-columns:1fr}.access-options{max-width:760px}.notes-button--accent{justify-self:start}.reader-layout{grid-template-columns:1fr}.reader-outline{display:none}}
@media(max-width:700px){.notes-wrap,.reader-layout{width:min(100% - 32px,1180px)}.notes-header{padding:14px 0;flex-wrap:wrap}.notes-header nav{order:3;width:100%;justify-content:flex-start;gap:18px}.notes-header .theme-toggle{margin-left:auto}.notes-brand strong{font-size:.72rem}.notes-hero{min-height:auto;padding:70px 0 62px;grid-template-columns:1fr;gap:30px}.notes-hero h1{font-size:clamp(3.45rem,17vw,5.2rem)}.notes-hero__copy p{font-size:1.08rem}.section-line{align-items:flex-start;flex-direction:column;gap:8px}.notebook-shelf{grid-template-columns:1fr;padding-bottom:64px}.notebook{min-height:255px;transform:none}.notebook h3{margin-top:40px;font-size:2.3rem}.access-options{grid-template-columns:1fr}.access-options>div{min-height:auto;border-right:0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:4px}.access-options>div:last-child{border-bottom:0}.access-options strong{grid-row:1/3;grid-column:2;margin:0}.notes-footer{align-items:flex-start;flex-direction:column}.reader-header{min-height:76px}.reader-header .notes-brand strong{max-width:100px;white-space:normal}.reader-header__actions>a{font-size:.65rem}.reader-layout{margin-top:24px}.reader-paper{min-height:calc(100vh - 124px);padding:42px 28px 38px 44px}.reader-paper:before{left:26px}.reader-paper h1{margin-top:42px;font-size:clamp(3rem,15vw,4.5rem)}.reader-lead{font-size:1.05rem}.coming-soon{margin:58px 0 62px;grid-template-columns:1fr}.coming-soon>strong{font-size:2.7rem}.reader-pager{gap:10px}.reader-pager button{max-width:49%;font-size:.78rem}.reader-pager svg{display:none}}

/* Shared, source-visible KODE N VIBE lockup. Darker light-mode colours keep the wordmark readable. */
.notes-brand{--kv-brand-green:#116b3c;--kv-brand-red:#a82a38}
.notes-brand__label{display:flex;align-items:baseline;gap:.62rem}
.notes-brand__suffix{color:var(--muted);font-size:.68rem;font-weight:900;letter-spacing:.08em}
.notes-footer__brand{--kv-brand-green:#116b3c;--kv-brand-red:#a82a38}
html[data-theme=dark] .notes-brand,html[data-theme=dark] .notes-footer__brand{--kv-brand-green:#27bd69;--kv-brand-red:#ef3941}
@media(max-width:700px){.notes-brand__suffix{font-size:.6rem}.reader-header{gap:12px}.reader-header .notes-brand__label{max-width:140px;white-space:normal}.reader-header .notes-brand__suffix{display:none}}
@media(max-width:360px){.reader-header{min-height:0;padding:10px 0 12px;flex-wrap:wrap;gap:8px 12px}.reader-header .notes-brand{min-width:0}.reader-header__actions{width:100%;justify-content:flex-end;gap:12px}.reader-header__actions>a{white-space:nowrap}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.notes-button,.notebook{transition:none}}
.path-checkout{margin:34px 0 16px;border-color:var(--ink);cursor:pointer}.path-checkout:disabled{cursor:wait;opacity:.65}.payment-status{min-height:1.5em;margin:0 0 34px;color:var(--muted);font-weight:700}.payment-result{min-height:100vh;display:grid;place-items:center;padding-block:48px}.payment-result__card{width:min(680px,100%);padding:clamp(30px,6vw,64px);border:2px solid var(--ink);border-radius:18px;background:var(--paper-raised);box-shadow:10px 10px 0 var(--yellow)}.payment-result__eyebrow{text-transform:uppercase;font-size:.75rem;font-weight:900;letter-spacing:.08em;color:var(--green)}.payment-result__card h1{margin:12px 0 18px;font:700 clamp(2.8rem,7vw,5rem)/.9 Papernotes,Georgia,serif}.payment-result__card>p:not(.payment-result__eyebrow){margin:0 0 30px;font-size:1.1rem;line-height:1.55}
.notebook-shelf{grid-template-columns:repeat(6,minmax(0,1fr))}
.notebook{grid-column:span 2}
.notebook--blue{background:#9bd1f2;transform:translateY(8px) rotate(.7deg)}
.notebook--orange{background:#f5a35c;transform:translateY(13px) rotate(-.6deg)}
@media(max-width:1000px){.notebook-shelf{grid-template-columns:repeat(2,minmax(0,1fr))}.notebook{grid-column:auto}.notebook--blue,.notebook--orange{transform:none}}
@media(max-width:700px){.notebook-shelf{grid-template-columns:1fr}.notebook{grid-column:auto}}
body{background-image:radial-gradient(rgba(33,29,29,.09) .55px,transparent .55px);background-size:8px 8px}html[data-theme=dark] body{background-image:radial-gradient(rgba(255,250,240,.08) .55px,transparent .55px)}body:before{content:none}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.reader-paper{scroll-margin-top:18px}
.learning-return{position:fixed;z-index:1000;left:max(18px,env(safe-area-inset-left));bottom:max(18px,env(safe-area-inset-bottom));max-width:min(360px,calc(100vw - 36px));border:2px solid var(--ink);border-radius:14px;background:var(--paper-raised);box-shadow:6px 6px 0 var(--yellow)}
.learning-return a{display:flex;align-items:center;gap:12px;padding:13px 17px;color:var(--ink);text-decoration:none}
.learning-return__arrow{display:grid;flex:0 0 34px;width:34px;height:34px;place-items:center;border-radius:50%;background:var(--ink);color:var(--paper);font-weight:900}
.learning-return small,.learning-return strong{display:block}.learning-return small{margin-bottom:2px;color:var(--muted);font-size:.64rem;font-weight:900;letter-spacing:.07em;text-transform:uppercase}.learning-return strong{font-size:.88rem}.learning-return a:hover strong{text-decoration:underline;text-underline-offset:3px}
@media(max-width:480px){.learning-return{right:18px;max-width:none}.learning-return a{padding:11px 13px}}
@media(prefers-reduced-motion:reduce){.learning-return *{scroll-behavior:auto}}