:root{
  --bg:#faf8f2;
  --bg-2:#f2efe4;
  --panel:#ffffff;
  --panel-hi:#f6f4ea;
  --border:#e7e2d2;
  --accent:#14210a;
  --accent-hi:#4d7c2e;
  --accent-dim:#e7f0da;
  --good:#4d7c2e;
  --good-dim:#e7f0da;
  --warm:#b5482e;
  --warm-dim:#f7e6df;
  --text:#16210c;
  --text-dim:#5c6152;
  --text-faint:#9a9c8c;
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:'Inter',sans-serif;
  background:
    radial-gradient(900px 480px at 85% -10%, rgba(77,124,46,0.09) 0%, transparent 60%),
    radial-gradient(700px 420px at -5% 20%, rgba(217,169,78,0.12) 0%, transparent 55%),
    var(--bg);
  background-attachment:fixed;
  color:var(--text);
  min-height:100vh;
}
.wrap{max-width:900px;margin:0 auto;padding:28px 18px 80px;}
h1,h2,h3{font-family:'Inter',sans-serif;margin:0;letter-spacing:-0.02em;font-weight:800;}
.brand{
  display:flex;align-items:center;gap:16px;
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:999px;
  padding:10px 22px;margin-bottom:26px;
  flex-wrap:wrap;
  box-shadow:0 1px 2px rgba(20,33,10,0.04);
}
.brand-logo-link{display:block;text-decoration:none;line-height:0;}
.brand .tag{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-faint);font-weight:600;}

.card-shell{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:20px;
  box-shadow:0 1px 2px rgba(20,33,10,0.04), 0 16px 40px -24px rgba(20,33,10,0.18);
}

.home-grid{display:grid;grid-template-columns:1fr;gap:18px;}
@media(min-width:720px){.home-grid{grid-template-columns:1fr 1fr;}}
.panel{padding:26px;}
.panel h2{font-size:20px;margin-bottom:6px;font-weight:800;}
.panel p.sub{font-size:13px;color:var(--text-dim);margin:0 0 16px;line-height:1.55;}
label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin:14px 0 6px;}
input[type=text],input[type=password],textarea{
  width:100%;font-family:'Inter',sans-serif;font-size:14px;
  padding:11px 14px;border:1px solid var(--border);border-radius:12px;
  background:var(--bg-2);color:var(--text);
}
input[type=text]::placeholder,input[type=password]::placeholder,textarea::placeholder{color:var(--text-faint);}
textarea{resize:vertical;min-height:150px;line-height:1.5;}
input:focus,textarea:focus{outline:2px solid var(--accent-hi);outline-offset:1px;}
.btn{
  font-family:'Inter',sans-serif;font-weight:600;font-size:14px;
  padding:11px 20px;border-radius:999px;border:1.5px solid var(--accent);
  background:var(--accent);color:#f5f2e6;cursor:pointer;
  transition:transform .08s ease, box-shadow .15s ease;
  box-shadow:0 1px 2px rgba(20,33,10,0.15);
}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px -8px rgba(20,33,10,0.4);}
.btn:active{transform:translateY(0);}
.btn.secondary{background:transparent;color:var(--text);border-color:var(--border);box-shadow:none;}
.btn.secondary:hover{border-color:var(--accent-hi);box-shadow:none;}
.btn.stamp{background:var(--warm);border-color:var(--warm);color:#fff8f4;}
.btn.leaf{background:var(--good);border-color:var(--good);color:#fff8f4;}
.btn:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none;}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
.swatches{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;}
.swatch{
  width:52px;height:52px;border-radius:12px;border:2px solid transparent;cursor:pointer;
  background-size:cover;background-position:center;
}
.swatch.active{border-color:var(--accent-hi);box-shadow:0 0 0 3px var(--accent-dim);}
.hint{font-size:11.5px;color:var(--text-faint);margin-top:6px;line-height:1.5;}
.error{color:var(--warm);font-size:13px;margin-top:8px;}

.card-header{
  padding:30px 24px 20px;text-align:center;position:relative;
  background-size:cover;background-position:center;
  border-radius:20px 20px 0 0;overflow:hidden;
  background-color:var(--bg-2);
}
.card-header .veil{
  position:absolute;inset:0;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(77,124,46,0.12), transparent 60%),
    linear-gradient(180deg, rgba(250,248,242,0.25), rgba(255,255,255,0.96) 88%);
}
.card-header-inner{position:relative;}
.card-header h2{font-size:30px;color:var(--text);font-weight:800;}
.card-header .meta{font-family:'Space Mono',monospace;font-size:11px;color:var(--accent-hi);margin-top:8px;letter-spacing:.08em;}
.progress-row{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:12px;}
.progress-bar{width:160px;height:6px;background:var(--bg-2);border:1px solid var(--border);border-radius:999px;overflow:hidden;}
.progress-fill{height:100%;background:linear-gradient(90deg, var(--accent-hi), #d9a94e);}

.bgo-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:var(--border);
  margin:0 1px;
}
.cell{
  aspect-ratio:1/1;position:relative;
  background:var(--panel);cursor:pointer;overflow:hidden;display:flex;
  transition:background .12s ease;
}
.cell:hover .cell-prompt{background:var(--panel-hi);}
.cell.free{cursor:default;}
.cell.no-click{cursor:default;}
.cell-cover{width:100%;height:100%;object-fit:cover;display:block;}
.cell-prompt{
  width:100%;height:100%;display:flex;align-items:center;justify-content:center;text-align:center;
  padding:6px;font-size:10.5px;font-weight:600;line-height:1.25;color:var(--text-dim);
}
.cell.free .cell-prompt{
  font-family:'Inter',sans-serif;font-weight:800;font-size:14px;color:var(--accent-hi);
  background:var(--accent-dim);
}
.cell-caption{
  position:absolute;left:0;right:0;bottom:0;font-size:9px;font-weight:600;text-align:center;
  background:rgba(20,33,10,0.82);color:#f5f2e6;padding:4px 4px;line-height:1.2;
}
.cell-read-mark{
  position:absolute;top:5px;right:5px;
  display:flex;align-items:center;gap:3px;
  background:var(--good);color:#fff8f4;
  border-radius:999px;padding:3px 7px 3px 6px;
  font-size:9px;font-weight:700;
  box-shadow:0 2px 6px rgba(20,33,10,.25);
}
.cell-read-mark svg{width:10px;height:10px;stroke:#fff8f4;flex-shrink:0;}
.cell-read-mark::after{content:'read';}
.cell-empty-hint{position:absolute;bottom:5px;left:0;right:0;text-align:center;font-size:8.5px;color:var(--text-faint);font-weight:600;letter-spacing:.03em;}
@media(min-width:600px){
  .cell-prompt{font-size:12.5px;}
  .cell-caption{font-size:10px;}
}

.footer-actions{display:flex;justify-content:space-between;align-items:center;padding:16px 22px;flex-wrap:wrap;gap:10px;}
.share-box{font-family:'Space Mono',monospace;font-size:12px;background:var(--bg-2);border:1px solid var(--border);padding:7px 12px;border-radius:999px;word-break:break-all;color:var(--text-dim);}

.modal-backdrop{
  position:fixed;inset:0;background:rgba(20,33,10,0.35);display:flex;align-items:center;justify-content:center;
  padding:16px;z-index:50;backdrop-filter:blur(2px);
}
.modal{
  background:var(--panel);border:1px solid var(--border);border-radius:20px;max-width:440px;width:100%;
  max-height:88vh;overflow-y:auto;box-shadow:0 30px 80px -20px rgba(20,33,10,0.35);
}
.modal-head{padding:20px 22px 14px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:flex-start;gap:10px;}
.modal-head h3{font-size:17px;font-weight:800;}
.modal-body{padding:18px 22px 22px;}
.close-x{background:none;border:none;font-size:20px;cursor:pointer;color:var(--text-dim);line-height:1;padding:2px 6px;}
.close-x:hover{color:var(--text);}
.search-results{margin-top:10px;display:flex;flex-direction:column;gap:8px;max-height:260px;overflow-y:auto;}
.result-item{
  display:flex;gap:10px;align-items:center;padding:9px;border:1px solid var(--border);border-radius:14px;
  cursor:pointer;background:var(--bg-2);
}
.result-item:hover{border-color:var(--accent-hi);}
.result-item img{width:34px;height:50px;object-fit:cover;background:var(--panel-hi);flex-shrink:0;border-radius:4px;}
.result-item .ri-text{font-size:12.5px;line-height:1.35;color:var(--text-dim);}
.result-item .ri-text b{display:block;font-size:13px;color:var(--text);}
.current-cover{display:flex;gap:12px;align-items:center;margin-bottom:14px;padding:12px;background:var(--bg-2);border:1px solid var(--border);border-radius:14px;}
.current-cover img{width:56px;height:82px;object-fit:cover;background:var(--panel-hi);border-radius:4px;}
.toggle-read{display:flex;align-items:center;gap:8px;margin-top:16px;}
.switch{width:42px;height:24px;background:var(--bg-2);border:1px solid var(--border);border-radius:999px;position:relative;cursor:pointer;flex-shrink:0;}
.switch .knob{position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:var(--text-faint);transition:transform .15s ease, background .15s ease;}
.switch.on{background:var(--good-dim);border-color:var(--good);}
.switch.on .knob{transform:translateX(18px);background:var(--good);}
.small-btn{font-size:12px;padding:7px 14px;}
.loading{font-size:12.5px;color:var(--text-dim);}
.divider-word{text-align:center;font-size:11px;color:var(--text-faint);margin:14px 0;letter-spacing:.08em;text-transform:uppercase;}

a.link-btn{font-size:13px;color:var(--accent-hi);text-decoration:none;cursor:pointer;background:none;border:none;padding:0;font-family:inherit;font-weight:600;}
a.link-btn:hover{text-decoration:underline;}
.top-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;}
.back{font-size:13px;color:var(--text-dim);cursor:pointer;background:none;border:none;text-decoration:none;padding:0;font-family:'Inter',sans-serif;font-weight:600;}
.back:hover{color:var(--accent-hi);}