:root{
  --bg:#0b0e14; --panel:#141925; --panel2:#1c2333; --line:#2a3346;
  --text:#e6e9f0; --muted:#9aa4b8; --brand:#5b8cff; --brand2:#8b5bff;
  --ok:#30a46c; --warn:#ffa01c; --radius:14px; --max:980px;
}
@media (prefers-color-scheme: light){
  :root{ --bg:#f6f8fc; --panel:#ffffff; --panel2:#eef2f9; --line:#e1e7f0; --text:#1a2233; --muted:#5b6678; }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1{font-size:clamp(1.7rem,4vw,2.6rem);line-height:1.15;margin:.2em 0 .4em}
h2{font-size:1.35rem;margin:1.6em 0 .5em}
code{background:var(--panel2);padding:.1em .4em;border-radius:6px;font-size:.9em}

/* Nav */
.nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:1rem;flex-wrap:wrap;
  padding:.7rem 1.1rem;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.brand{font-weight:800;font-size:1.15rem;color:var(--text)}
.nav__links{display:flex;gap:.3rem;flex-wrap:wrap;overflow:auto}
.nav__links a{color:var(--muted);padding:.3rem .6rem;border-radius:8px;font-size:.92rem;white-space:nowrap}
.nav__links a:hover{background:var(--panel2);text-decoration:none}
.nav__links a[aria-current=page]{color:var(--text);background:var(--panel2)}

.main{max-width:var(--max);margin:0 auto;padding:1.4rem 1.1rem 3rem}
.lead{font-size:1.12rem;color:var(--muted)}
.muted{color:var(--muted)}

/* Hero + grid */
.hero{text-align:center;padding:2.2rem 0 1rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:1rem}
.card{display:flex;flex-direction:column;gap:.35rem;padding:1.2rem;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);transition:transform .12s,border-color .12s}
.card:hover{transform:translateY(-3px);border-color:var(--brand);text-decoration:none}
.card__icon{font-size:1.8rem}
.card__title{font-weight:700;color:var(--text)}
.card__blurb{color:var(--muted);font-size:.92rem}

/* Tool panels */
.tool{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:1.3rem;margin:1.2rem 0}
.dropzone{border:2px dashed var(--line);border-radius:var(--radius);padding:2rem 1rem;text-align:center;transition:.15s}
.dropzone.over{border-color:var(--brand);background:var(--panel2)}
.btn{display:inline-block;cursor:pointer;border:0;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;
  font-weight:600;padding:.6rem 1.1rem;border-radius:10px;font-size:.95rem}
.btn:hover{filter:brightness(1.08);text-decoration:none}
.btn--ghost{background:var(--panel2);color:var(--text);border:1px solid var(--line)}
.btn--sm{padding:.4rem .8rem;font-size:.85rem}
.btn:disabled{opacity:.5;cursor:not-allowed}
.row{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center;margin-top:1rem}
.input,.textarea{width:100%;background:var(--panel2);border:1px solid var(--line);color:var(--text);
  border-radius:10px;padding:.7rem .9rem;font:inherit}
.textarea{resize:vertical;min-height:120px}
.slider{display:block;margin:1rem 0 .3rem;color:var(--muted)}
.slider input{width:100%}
.checks{display:flex;flex-wrap:wrap;gap:.5rem 1.2rem;margin-top:.8rem}
.checks label{display:flex;gap:.4rem;align-items:center;color:var(--text)}

/* Results */
.results{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:.8rem;margin-top:1rem}
.result-card{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:.6rem;display:flex;flex-direction:column;gap:.5rem}
.thumb{width:100%;height:120px;object-fit:cover;border-radius:8px}
.thumb-sm{width:42px;height:42px;object-fit:cover;border-radius:6px}
.result-meta{display:flex;flex-direction:column;font-size:.85rem}
.saved{color:var(--ok);font-weight:700}
.error{color:#e5484d}

/* Stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(96px,1fr));gap:.6rem;margin-top:1rem}
.stat{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:.7rem;text-align:center}
.stat b{display:block;font-size:1.5rem;color:var(--brand)}
.stat span{font-size:.8rem;color:var(--muted)}

/* Password */
.pw-output{display:flex;gap:.5rem}
.pw-field{font-family:ui-monospace,monospace;font-size:1.05rem}
.pw-strength{height:8px;background:var(--panel2);border-radius:99px;overflow:hidden;margin-top:.8rem}
.pw-strength span{display:block;height:100%;width:0;background:var(--ok);transition:width .2s}

/* QR */
.qr-controls{display:flex;gap:1.2rem;flex-wrap:wrap;margin:1rem 0}
.qr-stage{display:flex;justify-content:center;padding:1rem;background:#fff;border-radius:10px}
.qr-stage img{max-width:256px;height:auto;image-rendering:pixelated}

/* Image-to-PDF list */
.page-list{list-style:none;padding:0;margin:1rem 0;display:flex;flex-direction:column;gap:.5rem}
.page-item{display:flex;align-items:center;gap:.7rem;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:.5rem}
.page-item span:nth-child(2){flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page-actions button{background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:6px;cursor:pointer;padding:.2rem .5rem}
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.5rem;margin-top:1rem}

/* Ads */
.ad{margin:1.6rem 0;min-height:90px;display:flex;align-items:center;justify-content:center;
  background:repeating-linear-gradient(45deg,var(--panel),var(--panel) 10px,var(--panel2) 10px,var(--panel2) 20px);
  border:1px dashed var(--line);border-radius:10px}
.ad__label{color:var(--muted);font-size:.8rem;letter-spacing:.05em;text-transform:uppercase}
/* Live ad / affiliate banner: clean container, no placeholder striping, responsive image */
.ad--banner,.ad--live{background:none!important;border:0!important;min-height:0;padding:.4rem 0;overflow:hidden}
.ad--banner{flex-wrap:wrap}
.ad--banner a{max-width:100%;line-height:0}
.ad--banner img{max-width:100%;height:auto}

/* Unit converter */
.uc-convert{display:flex;align-items:flex-end;gap:.8rem;flex-wrap:wrap;margin-top:1rem}
.uc-side{display:flex;flex-direction:column;gap:.4rem;flex:1;min-width:160px}
.uc-side .input{width:100%}
.uc-eq{font-size:1.4rem;color:var(--muted);padding-bottom:.5rem}

/* JSON formatter */
.jf-status{min-height:1.4em;font-family:ui-monospace,monospace;font-size:.9rem;margin:.6rem 0}
.jf-status.ok{color:var(--ok)} .jf-status.err{color:#e5484d}
#jf-input{font-family:ui-monospace,monospace;font-size:.9rem}

/* Color picker */
.cp-row{display:flex;gap:1rem;align-items:center}
.cp-swatch{width:90px;height:90px;border:none;background:none;cursor:pointer;padding:0}
.cp-preview{flex:1;height:90px;border-radius:10px;border:1px solid var(--line)}
.cp-codes{display:flex;flex-direction:column;gap:.7rem;margin-top:1rem}
.cp-codes label{display:flex;flex-direction:column;gap:.3rem;color:var(--muted);font-size:.85rem}
.cp-field{display:flex;gap:.5rem}
.cp-field .input{font-family:ui-monospace,monospace}

/* Hash generator */
.hg-results{display:flex;flex-direction:column;gap:.6rem;margin-top:1rem}
.hg-row{display:flex;align-items:center;gap:.7rem;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:.6rem .8rem}
.hg-algo{font-weight:700;min-width:72px;color:var(--brand)}
.hg-hash{flex:1;word-break:break-all;font-size:.82rem;color:var(--text)}

/* Affiliate recommendations */
.affs{margin:2rem 0}
.affs__label{color:var(--muted);font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:.6rem}
.affs__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:.7rem}
.aff{display:flex;flex-direction:column;gap:.25rem;padding:.9rem 1rem;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.aff:hover{border-color:var(--brand);text-decoration:none}
.aff b{color:var(--text)} .aff span{color:var(--muted);font-size:.85rem}

/* Prose + FAQ */
.prose{margin-top:2rem}
.prose.narrow{max-width:680px}
.prose ul,.prose ol{padding-left:1.2rem}
.faqs{margin-top:2.5rem}
.faq{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:.3rem 1rem;margin:.5rem 0}
.faq summary{cursor:pointer;font-weight:600;padding:.6rem 0}
.faq p{margin:.2rem 0 .8rem;color:var(--muted)}

/* Article */
.article{line-height:1.7}
.article h2{margin-top:1.8em}
.article .cta{margin:1.4rem 0}
.article ul,.article ol{margin:1em 0}

/* Footer */
.footer{border-top:1px solid var(--line);text-align:center;padding:2rem 1rem;color:var(--muted);font-size:.9rem}
.footer a{color:var(--muted)}
.bmc{display:inline-block;background:#0070ba;color:#fff!important;font-weight:700;padding:.5rem 1rem;border-radius:10px;text-decoration:none!important}