/* Brightbrook Learning — site + printable worksheet system
   Fonts: Lexend (UI/reading), workbook cursive handwriting. Both OFL, self-hosted. */

@font-face{font-family:"Lexend";src:url("../fonts/lexend-var.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"WorkbookCursive";src:url("../fonts/cursive-regular.woff2") format("woff2"),url("../fonts/cursive-regular.ttf") format("truetype");font-display:block;ascent-override:142.8%;descent-override:50.4%;line-gap-override:0%}
@font-face{font-family:"WorkbookCursiveTrace";src:url("../fonts/cursive-trace.woff2") format("woff2"),url("../fonts/cursive-trace.ttf") format("truetype");font-display:block;ascent-override:142.8%;descent-override:50.4%;line-gap-override:0%}

@page{margin:12mm}
@page landscape{size:landscape;margin:12mm}

:root{
  --ink:#0B2E5C;--ink-2:#15457F;--ink-3:#2C5E99;
  --marker:#FFE11F;--marker-2:#F4CF00;
  --guide:#3FB4E0;--guide-base:#2A8FC4;--guide-soft:#9FD5EC;
  --desk:#E7F0F7;--desk-2:#D6E4EF;
  --text:#18263A;--pencil:#56687F;--rule:#D5E2EC;
  --t-name:#7B2CBF;--t-pack:#2E9E48;--t-check:#EE6A2E;--t-cert:#E2A400;--t-guide:#0F9A9A;
  --paper-shadow:0 1px 2px rgba(11,46,92,.14),0 14px 34px -20px rgba(11,46,92,.5);
  --line-f:5.2cqi;
  --hair:max(1px,.16cqi);
}
html[data-lines="large"]{--line-f:6.6cqi}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{margin:0;font-family:Lexend,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:1.0625rem;font-weight:360;line-height:1.6;color:var(--text);background:#fff;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:var(--ink-2);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{color:var(--ink)}
h1,h2,h3{color:var(--ink);font-weight:650;line-height:1.1;letter-spacing:-.015em;margin:0}
p{margin:0}
b,strong{font-weight:600}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--ink-3);outline-offset:3px;border-radius:4px}
.on-dark :focus-visible{outline-color:var(--marker)}
.wrap{width:min(1160px,100% - 40px);margin-inline:auto}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:20;background:var(--marker);color:var(--ink);padding:.6rem 1rem;border-radius:8px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}

/* ---------- Buttons & fields ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;min-height:48px;padding:.7em 1.3em;border-radius:10px;border:2px solid transparent;font:600 1rem/1.2 Lexend,system-ui,sans-serif;text-decoration:none;cursor:pointer;transition:background-color .15s,border-color .15s,color .15s,transform .1s;-webkit-tap-highlight-color:transparent}
.btn:active{transform:translateY(1px)}
.btn svg{width:1.15em;height:1.15em;flex:none}
.btn-primary{background:var(--marker);border-color:var(--marker);color:var(--ink)}
.btn-primary:hover{background:var(--marker-2);border-color:var(--marker-2);color:var(--ink)}
.btn-dark{background:var(--ink);border-color:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-2);border-color:var(--ink-2);color:#fff}
.btn-outline{background:#fff;border-color:#B9CEDF;color:var(--ink)}
.btn-outline:hover{border-color:var(--ink);color:var(--ink)}
.btn-small{min-height:36px;padding:.35em .85em;font-size:.875rem;border-radius:8px}
.btn-block{display:flex;width:100%}
.field{display:grid;gap:.45rem;margin:0;padding:0;border:0;min-width:0}
.field>label,.field>legend{font-weight:600;color:var(--ink);font-size:.95rem;padding:0}
.input{width:100%;min-height:50px;padding:.55rem .85rem;border:2px solid #B9CEDF;border-radius:10px;font:400 1.125rem/1.3 Lexend,system-ui,sans-serif;color:var(--text);background:#fff;appearance:none}
.input::placeholder{color:#8797AA}
.input:focus{border-color:var(--ink-3);outline:3px solid rgba(44,94,153,.22);outline-offset:0}
select.input{font-size:1rem;background-image:linear-gradient(45deg,transparent 50%,var(--ink) 50%),linear-gradient(135deg,var(--ink) 50%,transparent 50%);background-position:calc(100% - 20px) 55%,calc(100% - 14px) 55%;background-size:6px 6px;background-repeat:no-repeat;padding-right:2.5rem}
.hint{font-size:.85rem;color:var(--pencil);line-height:1.45}
.seg{display:grid;grid-template-columns:1fr 1fr;border:2px solid #B9CEDF;border-radius:10px;padding:3px;gap:3px;background:#fff}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg label{display:grid;place-items:center;min-height:40px;border-radius:7px;cursor:pointer;font-weight:500;font-size:.95rem;color:var(--pencil);text-align:center;line-height:1.2}
.seg input:checked+label{background:var(--ink);color:#fff}
.seg input:focus-visible+label{outline:3px solid var(--ink-3);outline-offset:2px}
.check-line{display:flex;gap:.6rem;align-items:flex-start;font-size:.95rem;cursor:pointer}
.check-line input{width:20px;height:20px;margin:.15rem 0 0;accent-color:var(--ink);flex:none}

/* ---------- Header & footer ---------- */
.site-header{background:var(--ink);color:#fff}
.bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px}
.wordmark{white-space:nowrap;display:inline-flex;align-items:center;gap:.6rem;color:inherit;text-decoration:none;font-size:1.0625rem;letter-spacing:-.01em;line-height:1}
.wordmark:hover{color:inherit}
.wordmark b{font-weight:700}
.wordmark .mark{width:30px;height:30px;flex:none}
.site-nav{display:flex;gap:.25rem}
.site-nav a{white-space:nowrap;color:#D3E1F1;text-decoration:none;padding:.55rem .8rem;border-radius:8px;font-size:.95rem;font-weight:420}
.site-nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.site-nav a[aria-current]{color:#fff;box-shadow:inset 0 -3px 0 var(--marker);border-radius:8px 8px 0 0}
.site-footer{background:var(--ink);color:#BFD1E6;padding:44px 0 36px}
.foot{display:grid;grid-template-columns:1fr auto;gap:1.5rem 2rem;align-items:start}
.foot .tagline{font-family:WorkbookCursive,cursive;font-size:1.35rem;line-height:1.5;color:#fff;margin-top:.7rem}
.foot nav{display:flex;flex-wrap:wrap;gap:.4rem 1.5rem;padding-top:.3rem}
.foot nav a{color:#fff;text-decoration:none;font-size:.95rem}
.foot nav a:hover{text-decoration:underline}
.foot .legal{grid-column:1/-1;font-size:.85rem;color:#98B0CB;border-top:1px solid rgba(255,255,255,.12);padding-top:1.25rem}

/* ---------- Handwriting rows (shared by hero, thumbnails and sheets) ----------
   Font metrics: cap/ascender 1.0em, x-height .5em, descender .5em.
   With line-height 1.75em the baseline sits at 1.337em from the row top. */
.rows{--f:calc(var(--f-base,var(--line-f)) * var(--f-scale,1));position:relative}
.row{position:relative;z-index:0;height:calc(var(--f) * 1.75);font-family:WorkbookCursive,cursive;font-size:var(--f);line-height:1.75;white-space:nowrap;word-spacing:.35em;color:#15202E;padding-left:calc(var(--f) * .3);font-feature-settings:"calt" 1}
.row::before{content:"";position:absolute;z-index:-1;left:0;right:0;top:calc(var(--f) * .337);height:var(--f);border-top:var(--hair) solid var(--guide);border-bottom:calc(var(--hair) * 1.6) solid var(--guide-base)}
.row::after{content:"";position:absolute;z-index:-1;left:0;right:0;top:calc(var(--f) * .837);border-top:var(--hair) dashed var(--guide-soft)}
.row.trace{font-family:WorkbookCursiveTrace,cursive;color:#8998A9}
.row.fade{color:#C0CBD6}
.row .copy{display:inline-block;margin-right:calc(var(--f) * .9)}
.row .copy.lead{font-family:WorkbookCursive,cursive;color:#15202E}
.row .m,.row .ink{display:inline-block}
.row-label{font-family:Lexend,sans-serif;font-size:2.15cqi;font-weight:600;color:var(--ink);line-height:1.3;margin:1.6cqi 0 .2cqi;display:flex;justify-content:space-between;gap:2cqi;align-items:baseline}
.row-label span{font-weight:360;color:var(--pencil)}
.row-label .blank-line{display:inline-block;width:20cqi;border-bottom:var(--hair) solid #7F90A4;margin-left:1cqi;vertical-align:baseline}
.sheet .rows.fixed{flex:none}

/* ---------- Printable sheet ---------- */
.sheet{container-type:inline-size;position:relative;width:100%;aspect-ratio:184/248;background:#fff;color:var(--text);border-radius:3px;box-shadow:var(--paper-shadow);overflow:hidden}
.sheet.landscape{aspect-ratio:250/180}
.sheet-body{position:absolute;inset:0;display:flex;flex-direction:column;padding:6cqi 6.5cqi 4.6cqi}
.sheet-top{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:end;column-gap:3cqi;padding-bottom:1.8cqi;border-bottom:.3cqi solid var(--ink)}
.sheet-sub{grid-column:1;grid-row:1;font-size:2cqi;color:var(--pencil);line-height:1.2}
.sheet-fields{grid-column:2;grid-row:1;display:flex;gap:3cqi;font-size:2cqi;color:var(--pencil);white-space:nowrap;line-height:1.2}
.sheet-fields .fill{display:inline-block;min-width:24cqi;border-bottom:var(--hair) solid #7F90A4;margin-left:1cqi;padding:0 .5cqi;color:var(--ink);font-weight:500;line-height:1.2;vertical-align:baseline}
.sheet-fields .fill.short{min-width:15cqi}
.sheet-title{grid-column:1/-1;grid-row:2;font-size:4.1cqi;font-weight:650;line-height:1.1;letter-spacing:-.015em;color:var(--ink);margin-top:2.4cqi}
.thumb .sheet-title{margin-top:0}
.sheet-tip{font-size:2.25cqi;line-height:1.45;color:#44566E;margin:1.8cqi 0 1.2cqi;max-width:76cqi}
.sheet .rows{flex:1 1 auto;min-height:0;overflow:hidden}
.sheet-note{font-size:2.15cqi;line-height:1.45;color:#34465D;border-left:.7cqi solid var(--marker-2);padding:.6cqi 0 .6cqi 2cqi;margin:1.4cqi 0}
.sheet-foot{display:flex;justify-content:space-between;align-items:center;gap:2cqi;font-size:1.8cqi;color:var(--pencil);padding-top:1.6cqi;border-top:var(--hair) solid var(--rule);margin-top:auto}
.sheet-foot .brand{display:inline-flex;align-items:center;gap:1cqi;color:var(--ink);font-weight:500}
.sheet-foot .brand svg{width:2.8cqi;height:2.8cqi}

/* rating & checklist blocks used on progress sheets */
.rate{width:100%;border-collapse:collapse;font-size:2.1cqi;margin-top:1.4cqi}
.rate th,.rate td{border-bottom:var(--hair) solid var(--rule);padding:1.05cqi .5cqi;text-align:left;font-weight:400}
.rate thead th{font-weight:600;color:var(--ink);border-bottom:var(--hair) solid var(--ink)}
.rate td{text-align:center;white-space:nowrap}
.rate th small{color:var(--pencil);font-size:1.8cqi;margin-left:1cqi}
.dots{display:inline-flex;gap:1.1cqi}
.dots i{width:2.6cqi;height:2.6cqi;border:var(--hair) solid #6F8298;border-radius:50%;display:inline-block}
.rate-key{font-size:1.85cqi;color:var(--pencil);margin-top:1cqi}
.letter-grid{display:grid;grid-template-columns:repeat(13,1fr);border-top:var(--hair) solid var(--rule);border-left:var(--hair) solid var(--rule);margin:.6cqi 0 .8cqi}
.letter-grid span:nth-child(n+27):nth-child(-n+39){border-top:calc(var(--hair) * 2) solid #9DB0C3}
.letter-grid span{font-family:WorkbookCursive,cursive;font-size:2.6cqi;line-height:2.05;overflow:hidden;text-align:center;border-right:var(--hair) solid var(--rule);border-bottom:var(--hair) solid var(--rule);color:#15202E}

/* certificate */
.cert .sheet-body{padding:3.2cqi}
.cert-frame{position:relative;flex:1;border:.7cqi solid var(--ink);display:flex;flex-direction:column;align-items:center;text-align:center;padding:4.6cqi 7cqi 3.6cqi}
.cert-frame::before{content:"";position:absolute;inset:1.1cqi;border:var(--hair) solid var(--guide);pointer-events:none}
.cert-brand{display:inline-flex;align-items:center;gap:1.2cqi;font-size:1.9cqi;color:var(--ink);font-weight:500}
.cert-brand svg{width:3.2cqi;height:3.2cqi}
.cert-title{font-size:4.6cqi;font-weight:700;letter-spacing:-.02em;color:var(--ink);margin-top:2.8cqi;line-height:1.05}
.cert-intro{font-size:1.9cqi;color:var(--pencil);margin-top:2.4cqi}
.cert .rows{--f-base:7.4cqi;width:74cqi;margin:.6cqi auto 0;overflow:visible;flex:none;text-align:center}
.cert .row{padding-left:0}
.cert-for{font-size:2.05cqi;line-height:1.5;color:#34465D;max-width:62cqi;margin-top:1.4cqi}
.cert-for strong{color:var(--ink)}
.cert-sign{display:grid;grid-template-columns:1fr auto 1fr;gap:5cqi;align-items:end;width:100%;margin-top:auto}
.sign{display:grid;gap:.7cqi;text-align:center}
.sign .val{display:block;font-family:WorkbookCursive,cursive;font-size:2.7cqi;line-height:1.65;min-height:4.5cqi;color:var(--ink);border-bottom:var(--hair) solid #52667D;white-space:nowrap}
.sign .lab{font-size:1.7cqi;color:var(--pencil)}
.seal{width:13cqi;height:13cqi}

/* ---------- Hub hero ---------- */
.hero{background:var(--ink);color:#fff;padding:clamp(40px,7vw,80px) 0 0}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(28px,5vw,72px);align-items:end}
.hero-copy{padding-bottom:clamp(56px,8vw,112px)}
.book-line{color:#B9CEE6;font-size:1rem;margin-bottom:1.1rem}
.hero h1{color:#fff;font-size:clamp(2.35rem,5.2vw,4rem);font-weight:700;letter-spacing:-.028em;line-height:1.03;max-width:13ch}
.hero-sub{font-size:clamp(1.05rem,1.5vw,1.2rem);color:#D5E2F1;max-width:40ch;margin-top:1.25rem}
.facts{list-style:none;padding:0;margin:1.9rem 0 0;display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;font-size:.95rem;color:#fff}
.facts li{display:flex;align-items:center;gap:.5rem}
.facts svg{width:18px;height:18px;color:var(--marker);flex:none}
.board{container-type:inline-size;position:relative;z-index:2;background:#fff;color:var(--text);border-radius:4px;box-shadow:0 2px 4px rgba(11,46,92,.18),0 28px 48px -32px rgba(11,46,92,.55);margin-bottom:-72px}
.board-inner{padding:6cqi 6.5cqi 6.5cqi}
.board .rows{--f-base:11.5cqi;margin:4.5cqi 0 5cqi}
.board .row.model .ink{color:var(--ink)}
.board .input{font-size:1.25rem;min-height:56px}
.board-note{text-align:center;font-size:.9rem;color:var(--pencil);margin-top:.8rem}
.board.intro .row.model .ink{animation:bb-write 1.3s cubic-bezier(.45,.05,.4,1) .25s both}
.board.intro .row.trace .copy{animation:bb-fade .5s ease 1.35s both}
@keyframes bb-write{from{clip-path:inset(-20% 100% -40% 0)}to{clip-path:inset(-20% -5% -40% 0)}}
@keyframes bb-fade{from{opacity:0}to{opacity:1}}

/* ---------- Hub: what's included ---------- */
.included{padding:calc(72px + clamp(40px,6vw,72px)) 0 clamp(56px,8vw,96px)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:1rem 3rem;flex-wrap:wrap;margin-bottom:1.75rem}
.section-head h2{font-size:clamp(1.75rem,3.2vw,2.4rem);font-weight:700;letter-spacing:-.022em}
.section-head p{color:var(--pencil);max-width:60ch}
.res-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;column-gap:clamp(28px,5vw,64px)}
.res{display:grid;grid-template-columns:clamp(112px,13vw,160px) minmax(0,1fr);gap:clamp(16px,2.4vw,28px);padding:30px 0;border-top:1px solid var(--rule);align-items:start}
.res.feature{grid-column:1/-1;grid-template-columns:clamp(150px,24vw,300px) minmax(0,1fr);align-items:center;padding:36px 0}
.res h3{font-size:1.3rem;font-weight:650}
.res.feature h3{font-size:clamp(1.45rem,2.4vw,1.85rem)}
.res p{color:var(--pencil);margin-top:.45rem;max-width:52ch}
.res.feature p{font-size:1.1rem}
.res-meta{font-size:.875rem;color:var(--pencil);margin-top:.35rem}
.res .btn{margin-top:1.1rem}
.thumb{--tab:var(--t-name);position:relative;background:var(--desk);border-radius:6px;padding:14% 13% 0;aspect-ratio:1/1.1;overflow:hidden}
.thumb::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--tab)}
.thumb.landscape{aspect-ratio:1/.86;padding:18% 9% 0}
.thumb .sheet{box-shadow:var(--paper-shadow)}
.thumb .sheet-body{padding:9cqi 9cqi 0}
.thumb .sheet-title{font-size:7.5cqi;border:0}
.thumb .sheet-top{border-bottom-width:.8cqi;padding-bottom:3cqi}
.thumb .rows{--f-base:12cqi;margin-top:4cqi;flex:none;overflow:visible}
.thumb .row{--hair:max(1px,.5cqi)}
.thumb .bars{margin-top:6cqi}
.thumb .bars i{display:block;height:3.6cqi;background:var(--desk-2);border-radius:2px;margin-bottom:4.2cqi}
.thumb .bars i:nth-child(3n){width:72%}
.thumb .bars i:nth-child(4n+2){width:88%}
.thumb .bars b{display:block;height:5cqi;width:55%;background:var(--ink);border-radius:2px;margin:7cqi 0 5cqi;opacity:.85}
.thumb.cert .sheet-body{padding:4cqi}
.thumb.cert .cert-frame{border-width:1.2cqi;padding:7cqi 6cqi}
.thumb.cert .cert-title{font-size:8cqi;margin-top:0}
.thumb.cert .rows{--f-base:13cqi;width:80cqi;margin-top:3cqi}
.tab-pack{--tab:var(--t-pack)}.tab-check{--tab:var(--t-check)}.tab-cert{--tab:var(--t-cert)}.tab-guide{--tab:var(--t-guide)}
.handoff{display:none;margin-top:2.25rem;gap:.9rem 1.25rem;align-items:center;justify-content:space-between;flex-wrap:wrap;background:var(--desk);border-radius:12px;padding:1.1rem 1.25rem}
.handoff p{font-size:.95rem;color:var(--text)}
.handoff strong{color:var(--ink);word-break:break-all}
.handoff .guide-actions{margin-top:0}
@media (max-width:820px),(pointer:coarse){.handoff{display:flex}}
.assure{display:flex;gap:1rem;align-items:flex-start;margin-top:3rem;padding-top:1.75rem;border-top:1px solid var(--rule);color:var(--pencil);font-size:.95rem;max-width:70ch}
.assure svg{width:22px;height:22px;flex:none;color:var(--ink-3);margin-top:.15rem}

/* ---------- Email signup ---------- */
.signup{background:var(--desk);padding:clamp(44px,6vw,72px) 0}
.signup-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);align-items:center}
.signup h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:700}
.signup p{color:var(--pencil);margin-top:.6rem;max-width:44ch}
.signup-form{display:grid;gap:.8rem}
.signup-form .inline{display:grid;grid-template-columns:1fr auto;gap:.6rem}
.form-status{font-size:.95rem;min-height:1.5em;color:var(--ink)}
.form-status.error{color:#A3261B}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* ---------- Resource pages ---------- */
.page-head{background:#fff;padding:clamp(28px,5vw,52px) 0 0;border-bottom:1px solid var(--rule)}
.crumb{display:inline-flex;align-items:center;gap:.4rem;font-size:.95rem;text-decoration:none;color:var(--ink-2);margin-bottom:.9rem}
.crumb svg{width:16px;height:16px}
.crumb:hover{text-decoration:underline}
.page-head h1{font-size:clamp(2rem,4.4vw,3.1rem);font-weight:700;letter-spacing:-.024em}
.page-head .lede{font-size:clamp(1.05rem,1.5vw,1.15rem);color:var(--pencil);max-width:58ch;margin-top:.7rem}
.res-tabs{display:flex;gap:clamp(16px,3vw,36px);margin-top:clamp(22px,4vw,36px);overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.res-tabs::-webkit-scrollbar{display:none}
.res-tabs a{white-space:nowrap;padding:.75rem 0 .7rem;color:var(--pencil);text-decoration:none;font-weight:480;font-size:.97rem;border-bottom:4px solid transparent;margin-bottom:-1px}
.res-tabs a:hover{color:var(--ink)}
.res-tabs a[aria-current="page"]{color:var(--ink);border-bottom-color:var(--marker)}
.workspace{background:var(--desk);padding:clamp(20px,4vw,44px) 0 clamp(56px,8vw,96px)}
.ws-grid{display:grid;grid-template-columns:292px minmax(0,1fr);gap:clamp(20px,3.2vw,44px);align-items:start}
.controls{position:sticky;top:20px;background:#fff;border-radius:12px;padding:22px;display:grid;gap:22px;box-shadow:0 1px 2px rgba(11,46,92,.08)}
.controls h2{font-size:1.05rem;font-weight:650}
.controls .divider{border-top:1px solid var(--rule);margin:0}
.pick{list-style:none;margin:0;padding:0;display:grid}
.pick li{display:flex;align-items:center;justify-content:space-between;gap:.5rem;border-top:1px solid var(--rule)}
.pick li:first-child{border-top:0}
.pick label{display:flex;gap:.65rem;align-items:center;padding:.55rem 0;font-size:.95rem;cursor:pointer;flex:1;min-width:0}
.pick input{width:19px;height:19px;accent-color:var(--ink);flex:none;margin:0}
.pick a{font-size:.8rem;color:var(--pencil);white-space:nowrap}
.print-actions{display:grid;gap:.6rem}
.sheets{display:grid;gap:clamp(28px,4vw,44px);justify-items:center}
.frame{width:100%;max-width:700px;scroll-margin-top:20px}
.frame.landscape{max-width:900px}
.frame-bar{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.65rem;font-size:.9rem;color:var(--pencil)}
.frame-bar b{color:var(--ink);font-weight:600}
.frame.is-skipped .sheet{opacity:.42}
.frame.is-skipped .frame-bar::after{content:"Not included in print";font-size:.8rem}
.frame.is-skipped .frame-bar .btn{display:none}
.more{background:#fff;padding:clamp(40px,6vw,64px) 0}
.more h2{font-size:1.4rem;margin-bottom:1rem}
.more ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:0 2rem}
.more li{border-top:1px solid var(--rule)}
.more a{display:block;padding:1rem 0;text-decoration:none;color:var(--ink);font-weight:550}
.more a span{display:block;font-weight:360;color:var(--pencil);font-size:.92rem}
.more a:hover{color:var(--ink-2)}
.more a:hover b{text-decoration:underline}

/* ---------- Article pages (guide, privacy) ---------- */
.article-wrap{padding:clamp(32px,5vw,64px) 0 clamp(56px,8vw,96px)}
.article-grid{display:grid;grid-template-columns:220px minmax(0,68ch);gap:clamp(28px,5vw,72px);align-items:start}
.toc{position:sticky;top:24px;font-size:.92rem}
.toc p{font-weight:600;color:var(--ink);margin-bottom:.5rem}
.toc .btn{margin-top:.25rem}
.toc ol{list-style:none;margin:0 0 1.25rem;padding:0;border-left:2px solid var(--rule)}
.toc a{display:block;padding:.35rem 0 .35rem 1rem;margin-left:-2px;border-left:2px solid transparent;text-decoration:none;color:var(--pencil)}
.toc a:hover{color:var(--ink);border-left-color:var(--marker-2)}
.prose{font-size:1.0625rem;line-height:1.7}
.prose>*+*{margin-top:1rem}
.prose h2{font-size:clamp(1.4rem,2.4vw,1.75rem);font-weight:700;margin-top:3rem;scroll-margin-top:24px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:1.1rem;font-weight:650;margin-top:1.75rem}
.prose ul{padding-left:1.2rem}
.prose li+li{margin-top:.4rem}
.steps{list-style:none;padding:0;counter-reset:s;display:grid;gap:0}
.steps li{counter-increment:s;display:grid;grid-template-columns:44px 1fr;gap:1rem;padding:1rem 0;border-top:1px solid var(--rule);margin:0}
.steps li::before{content:counter(s);width:34px;height:34px;border-radius:50%;background:var(--marker);color:var(--ink);font-weight:700;display:grid;place-items:center;font-size:.95rem}
.steps b{display:block;color:var(--ink)}
.steps span{color:var(--pencil)}
.steps .time{float:right;font-size:.85rem;color:var(--pencil);font-weight:400}
.look{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem 2rem;margin-top:1.25rem}
.look div{border-top:3px solid var(--ink);padding-top:.7rem}
.look b{display:block;color:var(--ink)}
.look span{color:var(--pencil);font-size:.97rem}
.fixes{margin-top:1.25rem;border-top:1px solid var(--rule)}
.fixes div{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:1.25rem;padding:1rem 0;border-bottom:1px solid var(--rule)}
.fixes dt{font-weight:600;color:var(--ink)}
.fixes dd{margin:0;color:var(--text)}
.callout{border-left:5px solid var(--marker-2);background:#FFFBE0;padding:1rem 1.25rem;border-radius:0 10px 10px 0}
.guide-actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.5rem}

/* ---------- Home / 404 ---------- */
.home-hero{background:var(--ink);color:#fff;padding:clamp(56px,9vw,112px) 0 clamp(56px,8vw,96px);position:relative;overflow:hidden}
.home-hero h1{color:#fff;font-size:clamp(2.3rem,5.4vw,4.1rem);font-weight:700;letter-spacing:-.028em;line-height:1.04;max-width:16ch}
.home-hero p{color:#D5E2F1;font-size:clamp(1.05rem,1.5vw,1.2rem);max-width:46ch;margin-top:1.2rem}
.home-hero .script-line{position:absolute;right:-2%;bottom:-.28em;font-family:WorkbookCursive,cursive;font-size:clamp(5rem,15vw,13rem);line-height:1;color:rgba(255,255,255,.06);white-space:nowrap;pointer-events:none;user-select:none}
.books{padding:clamp(48px,7vw,88px) 0}
.code-box{display:grid;gap:.5rem;max-width:520px;margin-top:2.5rem}
.code-box .inline{display:grid;grid-template-columns:1fr auto;gap:.6rem}
.on-dark .code-box label{color:#fff}
.on-dark .hint{color:#B9CEE6}
.code-msg{font-size:.92rem;min-height:1.4em;color:var(--marker)}
.book-list{list-style:none;margin:0;padding:0}
.center-page{min-height:60vh;display:grid;align-items:center;padding:clamp(48px,8vw,96px) 0}
.center-page h1{font-size:clamp(2rem,4.4vw,3rem);font-weight:700;letter-spacing:-.024em}
.center-page .lede{color:var(--pencil);font-size:1.125rem;max-width:52ch;margin-top:.8rem}
.center-page .code-box{margin:2rem 0 1.5rem}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .ws-grid{grid-template-columns:1fr}
  .controls{position:static;gap:16px;padding:18px}
  .controls .pick-block,.controls .hint{display:none}
  .controls .print-actions{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
  .article-grid{grid-template-columns:1fr}
  .toc{display:none}
}
@media (max-width:860px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-copy{padding-bottom:0}
  .board{max-width:560px}
  .res-list{grid-template-columns:1fr}
  .res.feature{grid-template-columns:clamp(112px,30vw,200px) minmax(0,1fr);align-items:start;padding:30px 0}
  .signup-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:1rem}
  .site-nav a:not([data-keep]){display:none}
  .res,.res.feature{grid-template-columns:96px minmax(0,1fr);gap:16px;padding:24px 0}
  .res .btn{width:100%}
  .facts{flex-direction:column;gap:.45rem}
  .foot{grid-template-columns:1fr}
  .look,.fixes div{grid-template-columns:1fr}
  .fixes div{gap:.25rem}
  .signup-form .inline,.code-box .inline{grid-template-columns:1fr}
  .frame-bar .btn{min-height:34px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ---------- Print ---------- */
@media print{
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  html,body{background:#fff!important}
  .site-header,.site-footer,.page-head,.controls,.frame-bar,.skip,.more,.no-print,.handoff,.signup,.toc,.guide-actions{display:none!important}
  .workspace{padding:0;background:none}
  .wrap{width:auto;max-width:none;margin:0}
  .ws-grid,.sheets{display:block}
  .frame{max-width:none;width:auto;margin:0;break-inside:avoid}
  .frame+.frame{break-before:page}
  .frame.is-skipped{display:none!important}
  .sheet{width:184mm;height:248mm;aspect-ratio:auto;box-shadow:none;border-radius:0;margin:0 auto;opacity:1!important}
  .frame.landscape{page:landscape}
  .frame.landscape .sheet{width:250mm;height:180mm}
  .article-wrap{padding:0}
  .article-grid{display:block}
  .prose{font-size:10.5pt;line-height:1.5}
  .prose h2{margin-top:1.4em;break-after:avoid}
  .steps li,.fixes div,.look div{break-inside:avoid}
  .print-head{display:block!important;border-bottom:2px solid var(--ink);padding-bottom:6mm;margin-bottom:6mm}
}
.print-head{display:none}
.print-head h1{font-size:20pt}
.print-head p{color:var(--pencil);font-size:10pt}

/* ---------- Physical book identity on companion hub ---------- */
.book-id{display:flex;align-items:center;gap:1rem;margin-bottom:1.3rem;max-width:520px}
.book-id img{width:78px;height:auto;aspect-ratio:2/3;object-fit:cover;border-radius:4px;box-shadow:0 8px 22px rgba(0,0,0,.24);flex:none;background:#fff}
.book-id div{display:grid;gap:.2rem;line-height:1.25}
.book-id span{color:#B9CEE6;font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.book-id strong{color:#fff;font-size:1rem;font-weight:600;max-width:30ch}
@media (max-width:560px){
  .book-id{gap:.8rem;margin-bottom:1rem}
  .book-id img{width:62px}
  .book-id span{font-size:.72rem}
  .book-id strong{font-size:.9rem}
}