/* Resistor Color Code Calculator v2 — F.Robin Calculators Suite */
.rcc-wrap {
  --cyan:#00BFFF; --dark:#0d0d0d; --white:#fff; --off:#f5f7fa;
  --border:#e5e7eb; --grey:#6b7280; --text:#1a1a1a; --radius:10px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-family:var(--font); color:var(--text); background:var(--white);
  border:1px solid var(--border); border-radius:var(--radius);
  box-shadow:0 4px 24px rgba(0,0,0,.10); max-width:720px; margin:2em auto; overflow:hidden;
}
.rcc-hide { display:none !important; }
.rcc-header { background:linear-gradient(135deg,#0d0d0d 0%,#0a1628 100%); color:var(--white); padding:26px 26px 22px; text-align:center; }
.rcc-icon { margin-bottom:10px; }
.rcc-icon svg { display:inline-block; }
.rcc-title { margin:0 0 5px; font-size:1.3rem; font-weight:800; color:var(--white); border:none; padding:0; line-height:1.2; }
.rcc-subtitle { margin:0; font-size:.84rem; color:rgba(255,255,255,.62); line-height:1.5; }
.rcc-body { padding:22px 22px 24px; }
.rcc-band-tabs { display:flex; gap:8px; margin-bottom:20px; }
.rcc-tab { flex:1; padding:9px 0; border:1.5px solid var(--border); border-radius:8px; background:var(--off); color:var(--grey); font-size:.88rem; font-weight:700; cursor:pointer; font-family:var(--font); transition:all .18s; }
.rcc-tab:hover { border-color:var(--cyan); color:var(--cyan); }
.rcc-tab-active { background:var(--dark); color:var(--cyan); border-color:var(--cyan); }
.rcc-visual { display:flex; align-items:center; justify-content:center; margin-bottom:18px; }
.rcc-wire { width:40px; height:3px; background:#888; flex-shrink:0; }
.rcc-body-vis { display:flex; align-items:stretch; background:#d4a56a; border-radius:10px; height:40px; min-width:260px; flex:1; max-width:400px; overflow:hidden; position:relative; box-shadow:inset 0 2px 5px rgba(0,0,0,.22),0 3px 10px rgba(0,0,0,.18); }
.rcc-bv { width:20px; flex-shrink:0; background:transparent; transition:background .22s; margin-left:8px; }
.rcc-bv:first-child { margin-left:0; }
.rcc-bv-gap { flex:1; }
.rcc-bv-hide { display:none; }
.rcc-selectors { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-bottom:20px; }
.rcc-sel-grp { display:flex; flex-direction:column; gap:5px; }
.rcc-sel-label { font-size:.72rem; font-weight:700; text-transform:uppercase; letter-spacing:.07em; color:var(--grey); }
.rcc-sel-row { display:flex; align-items:center; gap:7px; border:1.5px solid var(--border); border-radius:7px; background:var(--off); padding:0 8px 0 6px; transition:all .18s; }
.rcc-sel-row:focus-within { border-color:var(--cyan); box-shadow:0 0 0 3px rgba(0,191,255,.14); }
.rcc-dot { width:16px; height:16px; border-radius:50%; border:1.5px solid rgba(0,0,0,.22); flex-shrink:0; background:#999; transition:background .2s; }
.rcc-select { flex:1; border:none; outline:none; background:transparent; font-size:.82rem; font-family:var(--font); color:var(--text); padding:8px 0; cursor:pointer; min-width:0; }
.rcc-result { background:var(--dark); border-radius:var(--radius); padding:18px 20px 16px; margin-bottom:12px; min-height:80px; }
.rcc-res-main { display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:12px; align-items:start; }
.rcc-res-item { display:flex; flex-direction:column; gap:4px; }
.rcc-res-lbl { font-size:.68rem; font-weight:700; text-transform:uppercase; letter-spacing:.07em; color:rgba(255,255,255,.42); }
.rcc-res-val { font-size:1.5rem; font-weight:800; color:var(--cyan); font-family:"Courier New",monospace; line-height:1.1; word-break:break-all; }
.rcc-res-sm { font-size:1rem; color:var(--white); }
.rcc-reset-btn { width:100%; padding:10px; border:1.5px solid var(--border); border-radius:7px; background:var(--off); color:var(--grey); font-size:.88rem; font-weight:700; cursor:pointer; font-family:var(--font); transition:all .18s; }
.rcc-reset-btn:hover { background:#e5e7eb; color:var(--text); }
@media (max-width:520px) {
  .rcc-selectors { grid-template-columns:1fr 1fr; }
  .rcc-res-main { grid-template-columns:1fr 1fr; }
  .rcc-body-vis { min-width:180px; }
  .rcc-body { padding:14px 12px 16px; }
}