/* Roji Paragraph Builder.
   Layout: Roji brand header; the frame is drawn as a stack of layers that stays beside the writing on wide
   screens (stacked on phones); the work runs top to bottom as the four steps a student follows. */
:root{
  --navy:#1D5B8D; --sky:#0B7CC9; --green:#3CC47C; --green-ink:#1E8A52;
  --bg:#EEF5FB; --surface:#FFFFFF; --ink:#16324A; --muted:#557089; --line:#CFE0EE; --field:#F7FBFE; --tint:#E3EFF9;
  --on-navy:#FFFFFF; --warn-bg:#FFF1CC; --warn-ink:#7A5400; --ok-bg:#DDF5E8; --ok-ink:#15693F;
  /* frame layers: fill, edge */
  --bun:#F6D9A0; --bun-l:#C98A2B; --lettuce:#D3F3E1; --lettuce-l:#2FA869; --tomato:#FBD5CF; --tomato-l:#D2553F;
  --cheese:#FFE9A3; --cheese-l:#B97A00; --patty:#E4CDBB; --patty-l:#8A5A3A;
  --cookie:#4A3A33; --cookie-l:#2B211D; --cookie-ink:#FFFFFF; --cream:#FFFBF0; --cream-l:#BFAE8E;
  --claim:#D4E8F8; --claim-l:#0B7CC9; --evidence:#D3F3E1; --evidence-l:#2FA869; --reasoning:#FFE9A3; --reasoning-l:#B97A00;
  --title-fill:#0B7CC9; --title-stroke:#12344F;
  --shadow:0 1px 0 #d7e6f2, 0 10px 30px -18px rgba(29,91,141,.45);
  --f-display:"Luckiest Guy","Arial Rounded MT Bold","Trebuchet MS",sans-serif;
  --f-body:"Nunito",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0E1B27; --surface:#15283A; --ink:#E6F0F8; --muted:#9BB3C8; --line:#27425A; --field:#10202F; --tint:#1B3247;
  --navy:#5CADE2; --sky:#5CADE2; --green-ink:#5FD897; --on-navy:#06121C;
  --warn-bg:#3B3013; --warn-ink:#F4CF6E; --ok-bg:#153B2A; --ok-ink:#7FE3AE;
  --bun:#4B3A1C; --bun-l:#E0A94E; --lettuce:#1A4A35; --lettuce-l:#5FD897; --tomato:#4C2520; --tomato-l:#F08A78;
  --cheese:#4A3B10; --cheese-l:#F4CF6E; --patty:#3D2C21; --patty-l:#C99672;
  --cookie:#2A211D; --cookie-l:#8E7B70; --cookie-ink:#F3E9E2; --cream:#3A3528; --cream-l:#CDBE9E;
  --claim:#1E4466; --claim-l:#5CADE2; --evidence:#1A4A35; --evidence-l:#5FD897; --reasoning:#4A3B10; --reasoning-l:#F4CF6E;
  --title-fill:#5CADE2; --title-stroke:#06121C; --shadow:0 12px 30px -20px rgba(0,0,0,.8); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E1B27; --surface:#15283A; --ink:#E6F0F8; --muted:#9BB3C8; --line:#27425A; --field:#10202F; --tint:#1B3247;
  --navy:#5CADE2; --sky:#5CADE2; --green-ink:#5FD897; --on-navy:#06121C;
  --warn-bg:#3B3013; --warn-ink:#F4CF6E; --ok-bg:#153B2A; --ok-ink:#7FE3AE;
  --bun:#4B3A1C; --bun-l:#E0A94E; --lettuce:#1A4A35; --lettuce-l:#5FD897; --tomato:#4C2520; --tomato-l:#F08A78;
  --cheese:#4A3B10; --cheese-l:#F4CF6E; --patty:#3D2C21; --patty-l:#C99672;
  --cookie:#2A211D; --cookie-l:#8E7B70; --cookie-ink:#F3E9E2; --cream:#3A3528; --cream-l:#CDBE9E;
  --claim:#1E4466; --claim-l:#5CADE2; --evidence:#1A4A35; --evidence-l:#5FD897; --reasoning:#4A3B10; --reasoning-l:#F4CF6E;
  --title-fill:#5CADE2; --title-stroke:#06121C; --shadow:0 12px 30px -20px rgba(0,0,0,.8); color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.5}
.wrap{max-width:1180px;margin:0 auto;padding-inline:clamp(16px,3vw,32px);padding-block:12px 40px}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:3px solid var(--green);outline-offset:2px}
p{margin:0}

/* ---------- brand header (same on every Roji tool) ---------- */
.brandbar{display:flex;justify-content:space-between;align-items:center;gap:12px;font-weight:800;color:var(--navy);font-size:.9rem}
.brandbar a{color:inherit;text-decoration:none}
.brandbar .kit{letter-spacing:.08em;text-transform:uppercase;font-size:.72rem;color:var(--muted)}
.hero{display:flex;align-items:center;margin-block:4px 10px}
.hero-text{flex:1;min-width:0;padding-bottom:clamp(8px,2vw,20px)}
.eyebrow{font-weight:800;color:var(--green-ink);letter-spacing:.08em;text-transform:uppercase;font-size:.78rem}
h1{font-family:var(--f-display);font-weight:400;font-size:clamp(2.1rem,6vw,3.8rem);line-height:.95;margin:4px 0 10px;
  color:var(--title-fill);-webkit-text-stroke:2px var(--title-stroke);paint-order:stroke fill;letter-spacing:.01em;text-wrap:balance;text-shadow:0 3px 0 var(--title-stroke)}
h1 .grades{font-size:.5em;white-space:nowrap;-webkit-text-stroke:1.5px var(--title-stroke);text-shadow:0 2px 0 var(--title-stroke)}
.tagline{color:var(--muted);font-weight:700;max-width:52ch}
.roji{flex:0 0 auto;width:clamp(110px,20vw,200px);display:block}
.roji img{width:100%;height:auto;display:block;filter:drop-shadow(0 8px 12px rgba(18,52,79,.18))}

/* ---------- layout ---------- */
.app{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,300px);grid-template-areas:"setup stack" "work stack";gap:16px 20px;align-items:start}
.setup{grid-area:setup}
.stackpanel{grid-area:stack;position:sticky;top:calc(env(safe-area-inset-top,0px) + 12px)}
.work{grid-area:work;display:grid;gap:16px;min-width:0}
@media (max-width:900px){
  .app{grid-template-columns:minmax(0,1fr);grid-template-areas:"setup" "stack" "work"}
  .stackpanel{position:static}
}
.panel{background:var(--surface);border-radius:18px;box-shadow:var(--shadow);padding:16px 20px 20px;min-width:0;display:grid;gap:12px}
.panel h2{font-size:1.05rem;font-weight:800;margin:0;color:var(--navy);display:flex;align-items:center;gap:10px}
.num{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--navy);color:var(--on-navy);font-family:var(--f-display);font-size:1.05rem;padding-top:2px;flex:none}
label,.lab{display:block;font-size:.9rem;font-weight:800;color:var(--muted)}
.hint{font-weight:600;font-size:.88rem;color:var(--muted);max-width:65ch}
input[type="text"],textarea{font-size:1rem;font-weight:700;color:var(--ink);background:var(--field);border:2px solid var(--line);border-radius:10px;padding:9px 10px;min-height:44px;min-width:0;width:100%}
textarea{resize:vertical;line-height:1.45;font-size:1.05rem}
input:focus,textarea:focus{border-color:var(--sky)}
textarea[readonly]{background:var(--tint);border-style:dashed}
.field{display:grid;gap:4px}

.btn{display:inline-flex;align-items:center;justify-content:center;font-size:.95rem;font-weight:800;border:2px solid var(--navy);background:var(--navy);color:var(--on-navy);
  border-radius:12px;padding:9px 16px;min-height:44px;cursor:pointer;text-decoration:none}
.btn.ghost{background:transparent;color:var(--navy)}
.btn.small{font-size:.86rem;padding:6px 12px}
.btn.big{font-size:1.05rem;padding:10px 22px}
.btn:disabled{opacity:.45;cursor:not-allowed}
.actions{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.seg-row{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:.9rem;font-weight:800;border:2px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:8px 13px;min-height:44px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--navy);color:var(--on-navy);border-color:var(--navy)}

/* ---------- step 1: frame picker ---------- */
.frames{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.framebtn{display:grid;gap:2px;justify-items:start;text-align:left;border:2px solid var(--line);background:var(--surface);color:var(--ink);border-radius:14px;padding:10px 12px;min-height:44px;cursor:pointer;min-width:0}
.framebtn b{font-family:var(--f-display);font-weight:400;font-size:1.25rem;letter-spacing:.02em;color:var(--navy);line-height:1.1}
.framebtn span{font-size:.84rem;font-weight:700;color:var(--muted)}
.framebtn[aria-pressed="true"]{border-color:var(--navy);background:var(--tint)}
@media (max-width:520px){.frames{grid-template-columns:minmax(0,1fr)}.framebtn{grid-template-columns:auto 1fr;align-items:baseline;gap:10px}}

/* ---------- the frame, drawn as layers ---------- */
.stack{display:grid;gap:5px;justify-items:center}
.layer{width:100%;display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:44px;padding:6px 14px;border:2.5px solid var(--ll);background:var(--lf);color:var(--lk,var(--ink));
  font-weight:800;font-size:.92rem;border-radius:8px;cursor:pointer;text-align:left}
.layer .tick{flex:none;font-size:.8rem;font-weight:800;opacity:.75}
.layer.done .tick{opacity:1}
.l-bun-top{--lf:var(--bun);--ll:var(--bun-l);border-radius:38px 38px 8px 8px;min-height:58px;padding-top:14px}
.l-bun-bottom{--lf:var(--bun);--ll:var(--bun-l);border-radius:8px 8px 22px 22px;min-height:50px}
.l-lettuce{--lf:var(--lettuce);--ll:var(--lettuce-l)}
.l-tomato{--lf:var(--tomato);--ll:var(--tomato-l)}
.l-cheese{--lf:var(--cheese);--ll:var(--cheese-l)}
.l-patty{--lf:var(--patty);--ll:var(--patty-l)}
.l-cookie-top,.l-cookie-bottom{--lf:var(--cookie);--ll:var(--cookie-l);--lk:var(--cookie-ink);border-radius:26px;min-height:52px}
.l-cream{--lf:var(--cream);--ll:var(--cream-l)}
.stack .l-cream{width:88%}
.l-claim{--lf:var(--claim);--ll:var(--claim-l)}
.l-evidence{--lf:var(--evidence);--ll:var(--evidence-l)}
.l-reasoning{--lf:var(--reasoning);--ll:var(--reasoning-l)}
.stats{font-weight:800;color:var(--muted);font-size:.9rem;font-variant-numeric:tabular-nums}

/* ---------- step 2: the parts ---------- */
.example{display:flex;flex-wrap:wrap;gap:8px 14px;align-items:center;justify-content:space-between;background:var(--warn-bg);color:var(--warn-ink);border-radius:12px;padding:8px 12px;font-weight:700}
.example .btn{background:var(--warn-ink);border-color:var(--warn-ink);color:var(--warn-bg)}
.parts{display:grid;gap:18px}
.part{display:grid;gap:7px;min-width:0}
.part + .part{border-top:2px dashed var(--line);padding-top:16px}
.part-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.tag{display:inline-flex;align-items:center;justify-content:center;min-width:34px;min-height:28px;padding:2px 10px;border:2.5px solid var(--ll);background:var(--lf);color:var(--lk,var(--ink));border-radius:8px;font-size:.8rem;font-weight:800}
.tag.l-bun-top{border-radius:14px 14px 6px 6px;padding-top:2px;min-height:28px}
.tag.l-bun-bottom{border-radius:6px 6px 12px 12px;min-height:28px}
.tag.l-cookie-top,.tag.l-cookie-bottom{border-radius:999px;min-height:28px}
.part-head label{font-size:1.02rem;color:var(--ink)}
.count{margin-left:auto;font-size:.82rem;font-weight:800;color:var(--muted);font-variant-numeric:tabular-nums}
.helpers{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.what{font-size:.76rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-right:2px}
.word{font-size:.9rem;font-weight:800;border:2px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;padding:6px 11px;min-height:44px;cursor:pointer}
.word.starter{border-style:dashed;border-color:var(--sky)}
.word:disabled{opacity:.5;cursor:not-allowed}
.bank summary{cursor:pointer;font-weight:800;color:var(--navy);font-size:.9rem;min-height:44px;display:flex;align-items:center;gap:6px;width:max-content;max-width:100%}
.bank summary::before{content:"+";display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;border:2px solid var(--navy);font-size:.95rem;line-height:1}
.bank[open] summary::before{content:"–"}
.bank summary::-webkit-details-marker{display:none}
.bank summary{list-style:none}
.bankgroups{display:grid;gap:8px;background:var(--field);border-radius:12px;padding:10px 12px}
.notes{list-style:none;margin:0;padding:0;display:grid;gap:5px}
.notes li{border-radius:10px;padding:6px 10px;font-weight:700;font-size:.92rem;max-width:65ch}
.notes .fix{background:var(--warn-bg);color:var(--warn-ink)}
.notes .tip{background:var(--tint);color:var(--ink)}
.notes .good{background:var(--ok-bg);color:var(--ok-ink)}
.notes b{font-weight:800;text-transform:uppercase;letter-spacing:.05em;font-size:.74rem;margin-right:6px}
.partbtns{display:flex;flex-wrap:wrap;gap:8px;border-top:2px dashed var(--line);padding-top:14px}

/* ---------- steps 3 and 4 ---------- */
.fb{border-radius:12px;padding:10px 14px;font-weight:700;background:var(--tint);color:var(--ink);max-width:65ch}
.fb.ok{background:var(--ok-bg);color:var(--ok-ink)}
.fb.warn{background:var(--warn-bg);color:var(--warn-ink)}
.lock{font-weight:700;color:var(--muted)}
.step.locked h2{color:var(--muted)}
.step.locked .num{background:var(--line);color:var(--muted)}
.step.locked .stepbody{display:none}
.step:not(.locked) .lock{display:none}
.stepbody{display:grid;gap:12px}
.topicline{font-weight:800;color:var(--muted);font-size:.95rem;overflow-wrap:anywhere}
.paragraph{font-size:1.15rem;font-weight:600;line-height:1.75;background:var(--field);border:2px solid var(--line);border-radius:14px;padding:14px 16px;text-indent:1.6em;max-width:68ch;overflow-wrap:anywhere;user-select:text}
.paragraph.colors span{background:var(--lf);color:var(--lk,var(--ink));box-shadow:0 0 0 2px var(--lf);border-radius:3px;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.tick-row{display:flex;align-items:center;gap:8px;font-weight:700;color:var(--ink);font-size:.95rem;min-height:44px;cursor:pointer}
.tick-row input{width:22px;height:22px;accent-color:var(--navy);flex:none}
.keep{display:grid;gap:6px}

.how{background:var(--surface);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow)}
.how summary{cursor:pointer;font-weight:800;color:var(--navy);min-height:28px}
.how ul{margin:8px 0 0;padding-left:1.2em;display:grid;gap:5px;max-width:70ch}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(env(safe-area-inset-bottom,0px) + 16px);z-index:60;background:var(--ink);color:var(--bg);border-radius:12px;padding:10px 16px;font-weight:800;max-width:calc(100% - 32px);box-shadow:0 10px 24px -10px rgba(0,0,0,.5)}

footer.site{margin-top:28px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted);font-size:.85rem;font-weight:700}
footer.site a{color:var(--navy)}
@media (max-width:520px){
  .panel{padding:14px 14px 16px}
  .paragraph{font-size:1.05rem;padding:12px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}

/* ---------- printed page ---------- */
.sheet{display:none}
@media print{
  @page{margin:0.8in}
  body{background:#fff;color:#000}
  .wrap,.toast{display:none!important}
  .sheet{display:block;font-family:var(--f-body);color:#000}
  .sheet .namerow{display:flex;gap:28px;font-weight:700;font-size:12pt;margin-bottom:22pt}
  .sheet .namerow span{flex:1;border-bottom:1.5px solid #000;padding-bottom:2pt;white-space:nowrap}
  .sheet .namerow span:last-child{flex:0 0 2.2in}
  .sheet h2{font-size:14pt;font-weight:800;margin:0 0 10pt;text-align:center;overflow-wrap:anywhere}
  .sheet p.text{font-size:13pt;line-height:2;text-indent:.5in;font-weight:500;overflow-wrap:anywhere}
  .sheet .made{margin-top:28pt;display:flex;align-items:center;gap:8pt;font-size:9pt;font-weight:700;color:#444}
  .sheet .made img{width:28pt;height:28pt}
}