/* Roji Flashcard Maker & Review.
   Layout: Roji brand header, the deck maker on the left, the Leitner boxes and the review card on the right.
   On phones one side shows at a time (Review / Make cards). The printed fold-over cards are their own sheet
   and always print as dark ink on white paper. */
: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;
  --miss-bg:#FFE9D6; --miss-ink:#7A3A00; --got-ink:#06301B;
  --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;
  --miss-bg:#40280F; --miss-ink:#FFC48A;
  --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;
  --miss-bg:#40280F; --miss-ink:#FFC48A;
  --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}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.5;-webkit-text-size-adjust:100%}
.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)}
.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))}

.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:14px;padding:10px 14px;font-weight:700;margin-bottom:16px}
.example .btn.ghost{color:var(--warn-ink);border-color:currentColor}

/* ---------- layout ---------- */
.app{display:grid;grid-template-columns:minmax(0,370px) minmax(0,1fr);gap:20px;align-items:start}
@media (max-width:900px){.app{grid-template-columns:minmax(0,1fr)}}
.panel{background:var(--surface);border-radius:18px;box-shadow:var(--shadow);padding:6px 20px 20px;min-width:0}
.grp{padding-top:14px;display:grid;gap:10px}
.grp+.grp{border-top:2px dashed var(--line);margin-top:16px}
.grp h2{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--green-ink);margin:0;font-weight:800}
label{display:grid;gap:4px;font-size:.85rem;font-weight:800;color:var(--muted)}
.hint{font-weight:600;font-size:.8rem;color:var(--muted)}
.lbl{font-size:.85rem;font-weight:800;color:var(--muted);margin-bottom:6px}
input,select,textarea{font-size:1rem;font-weight:700;color:var(--ink);background:var(--field);border:2px solid var(--line);border-radius:10px;padding:9px 10px;width:100%;min-width:0;min-height:44px}
input:focus,select:focus{border-color:var(--sky)}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;align-items:end}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{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;min-width:44px;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--navy);color:var(--on-navy);border-color:var(--navy)}
.check{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-size:.95rem}
.check input{width:22px;height:22px;min-height:0;flex:none;accent-color:var(--green)}

.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:.88rem;padding:6px 12px;justify-self:start}

/* ---------- phone view switch ---------- */
.views{display:none;margin-bottom:14px}
.views button{flex:1}
@media (max-width:900px){
  .views{display:flex}
  .app[data-view="review"] .panel{display:none}
  .app[data-view="make"] .review{display:none}
}
.grades{display:inline-block;font-family:var(--f-body);font-weight:800;font-size:.95rem;line-height:1.3;color:var(--muted);-webkit-text-stroke:0;text-shadow:none;letter-spacing:0;white-space:nowrap;vertical-align:middle}

/* ---------- deck maker ---------- */
.deckrow{display:flex;flex-wrap:wrap;gap:8px}
.cards{display:grid;gap:8px}
.cardrow{display:grid;grid-template-columns:26px minmax(0,1fr) 44px;gap:6px;align-items:start}
.cardrow .num{grid-row:1/3;font-weight:800;color:var(--muted);font-size:.85rem;text-align:right;padding-top:12px;font-variant-numeric:tabular-nums}
.cardrow input{grid-column:2}
.cardrow .rm{grid-row:1/3;grid-column:3;height:44px;border:2px solid var(--line);background:var(--surface);color:var(--muted);border-radius:10px;font-size:1.2rem;font-weight:800;cursor:pointer}
.cardrow+.cardrow{border-top:1px solid var(--line);padding-top:8px}
.tally{font-size:.8rem;font-weight:800;color:var(--muted)}
.paste summary{cursor:pointer;font-weight:800;color:var(--navy);font-size:.92rem;min-height:32px}
.paste[open]{display:grid;gap:8px}
textarea{resize:vertical;line-height:1.4}
#pasteBox{min-height:120px;font-size:.95rem;font-weight:600}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.9em;background:var(--tint);border-radius:5px;padding:1px 5px}

/* ---------- review side ---------- */
.review{min-width:0;display:grid;gap:14px}
.count{background:var(--navy);color:var(--on-navy);border-radius:18px;padding:16px 20px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 18px;align-items:center;box-shadow:var(--shadow)}
.count .big{font-family:var(--f-display);font-size:clamp(3.2rem,11vw,4.6rem);line-height:.9;grid-row:1/3;font-variant-numeric:tabular-nums;padding-top:.12em}
.count .small{font-weight:800;font-size:1.15rem;line-height:1.2;align-self:end}
.count .sub{font-weight:700;font-size:.9rem;opacity:.9;align-self:start}
.boxes{grid-column:1/-1;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;margin:10px 0 0;list-style:none;padding:0}
.box{border:2px solid var(--on-navy);border-radius:10px 10px 6px 6px;border-top-width:5px;padding:5px 4px 6px;text-align:center;min-width:0}
.box b{display:block;font-family:var(--f-display);font-weight:400;font-size:1.5rem;line-height:1;padding-top:.14em;font-variant-numeric:tabular-nums}
.box span{display:block;font-size:.68rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase}
.box i{display:block;font-style:normal;font-size:.68rem;font-weight:700;opacity:.85;line-height:1.2}
.box.now{background:var(--on-navy);color:var(--navy)}
.box.empty{opacity:.55}

.stage{background:var(--surface);border-radius:18px;box-shadow:var(--shadow);padding:16px 18px 18px;display:grid;gap:12px;min-width:0}
.stage-top{display:flex;justify-content:space-between;gap:10px;align-items:center;font-size:.8rem;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.meter{height:8px;border-radius:99px;background:var(--tint);overflow:hidden}
.meter i{display:block;height:100%;background:var(--green);border-radius:99px}
.flash{appearance:none;width:100%;min-height:clamp(190px,34vw,260px);border:3px solid var(--navy);border-radius:16px;background:var(--field);color:var(--ink);
  display:grid;grid-template-rows:auto 1fr auto;gap:6px;padding:12px 16px 14px;cursor:pointer;text-align:center;font-family:inherit}
.flash .side{font-size:.74rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--green-ink);justify-self:start}
.flash .txt{align-self:center;font-weight:800;line-height:1.25;overflow-wrap:anywhere;min-width:0;animation:turn .22s ease-out}
.flash .txt.xl{font-size:clamp(1.9rem,6vw,2.6rem)} .flash .txt.l{font-size:clamp(1.4rem,4.4vw,1.9rem)} .flash .txt.m{font-size:1.2rem} .flash .txt.s{font-size:1rem;font-weight:700}
.flash .tap{font-size:.8rem;font-weight:700;color:var(--muted)}
.flash.back{background:var(--ok-bg);border-color:var(--green)}
.flash.back .side,.flash.back .tap{color:var(--ok-ink)}
@keyframes turn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.asked{font-size:.9rem;font-weight:700;color:var(--muted);text-align:center;overflow-wrap:anywhere}
.grade{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.btn.big{min-height:54px;font-size:1.05rem}
.btn.got{background:var(--green);border-color:var(--green);color:var(--got-ink)}
.btn.miss{background:var(--miss-bg);border-color:var(--miss-bg);color:var(--miss-ink)}
.keys{font-size:.78rem;font-weight:700;color:var(--muted);text-align:center}
@media (hover:none){.keys{display:none}}
.rest{display:grid;gap:10px;justify-items:start}
.rest h2{font-family:var(--f-display);font-weight:400;font-size:1.6rem;line-height:1.1;color:var(--navy);margin:0}
.rest p{max-width:58ch;font-weight:600}
.stage-foot{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;justify-content:space-between;border-top:2px dashed var(--line);padding-top:10px}

.notices{display:grid;gap:8px}
.notices:empty{display:none}
.notice{background:var(--warn-bg);color:var(--warn-ink);border-radius:12px;padding:10px 14px;font-weight:700}
.tools{display:grid;gap:8px}
.actions{display:flex;flex-wrap:wrap;gap:8px}
.tools .hint:empty,.toast:empty{display:none}
.toast{background:var(--ok-bg);color:var(--ok-ink);border-radius:10px;padding:8px 12px;font-weight:700;font-size:.9rem}
.copybox{min-height:70px;font-size:.8rem;font-weight:600;word-break:break-all}
.qr{background:var(--surface);border-radius:14px;box-shadow:var(--shadow);padding:14px 16px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.qr svg{width:210px;max-width:100%;height:auto;flex:none;background:#fff;border-radius:8px}
.qr p{flex:1 1 200px;min-width:0;font-weight:700;font-size:.92rem}
.how{background:var(--surface);border-radius:14px;padding:12px 16px;box-shadow:var(--shadow)}
.how summary{cursor:pointer;font-weight:800;color:var(--navy)}
.how p{margin-top:8px;max-width:65ch}
.how ul{margin:8px 0 0;padding-left:1.2em;display:grid;gap:4px}

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:420px){.box i{display:none}.box b{font-size:1.3rem}.stage{padding:14px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* ---------- printed fold-over cards (US Letter). Fixed paper colors: this is what prints. ---------- */
.sheet{display:none}
@page{size:letter;margin:.5in}
@media print{
  body{background:#fff;color:#16324A}
  .wrap{display:none!important}
  .sheet{display:block;font-family:var(--f-body);color:#16324A}
  .pg{break-after:page;break-inside:avoid}
  .pg:last-child{break-after:auto}
  .pg-head{height:.95in;display:flex;justify-content:space-between;gap:16px;align-items:center;overflow:hidden}
  .pg-eyebrow{font-size:8pt;text-transform:uppercase;letter-spacing:.09em;font-weight:800;color:#4F6A82}
  .pg-title{font-family:var(--f-display);font-weight:400;font-size:17pt;line-height:1.05;color:#1D5B8D;margin:2px 0 3px}
  .pg-how{font-size:8.5pt;font-weight:700;color:#4F6A82}
  .pg-qr{flex:none;display:flex;align-items:center;gap:6px;font-size:7.5pt;font-weight:800;color:#1D5B8D;text-transform:uppercase;letter-spacing:.06em;text-align:right;line-height:1.25}
  .pg-qr svg{width:.82in;height:.82in}
  .fc{display:grid;grid-template-columns:1fr 1fr;height:2.1in;border:1.5px solid #16324A;border-top-width:0;break-inside:avoid}
  .pg-head+.fc{border-top-width:1.5px}
  .fc-side{position:relative;display:flex;align-items:center;justify-content:center;text-align:center;padding:.22in .2in .12in;min-width:0;overflow:hidden;font-weight:800;line-height:1.2;overflow-wrap:anywhere}
  .fc-side+.fc-side{border-left:1.5px dashed #6F8AA3;font-weight:700}
  .fc-side.xl{font-size:26pt}.fc-side.l{font-size:17pt}.fc-side.m{font-size:12.5pt}.fc-side.s{font-size:10pt}
  .fc-tag{position:absolute;top:.07in;left:.1in;right:.1in;font-size:6.5pt;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#6F8AA3;text-align:left;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .pg-foot{height:.32in;display:flex;align-items:center;gap:7px;font-weight:800;color:#1D5B8D;font-size:8.5pt}
  .pg-foot img{width:18pt;height:18pt;border-radius:50%}
  .pg-foot span{margin-left:auto;color:#4F6A82;font-weight:700}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}