:root{--navy:#253152;--ink:#1E2740;--gold:#F2C90E;--gold-d:#D9A800;--cloud:#F4F5F7;--line:#E7E8EC;--muted:#6C6C77;
  --hsans:'Space Grotesk',system-ui,sans-serif;--bsans:'Inter',system-ui,sans-serif;--shadow:0 10px 40px -12px rgba(14,14,16,.18)}
*{margin:0;padding:0;box-sizing:border-box}[hidden]{display:none!important}
body{font-family:var(--bsans);color:var(--ink);background:var(--cloud);line-height:1.55;-webkit-font-smoothing:antialiased}
h1,h2{font-family:var(--hsans);letter-spacing:-.02em;line-height:1.1}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}

.cs-hdr{position:sticky;top:0;z-index:20;background:rgba(30,39,64,.92);backdrop-filter:blur(16px);
  display:flex;align-items:center;justify-content:space-between;padding:.7rem 1.1rem;border-bottom:1px solid rgba(255,255,255,.08)}
.cs-brand{display:flex;align-items:center;gap:.6rem;color:#fff}
.cs-brand img{height:32px;width:auto;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3))}
.cs-brand span{font-family:var(--hsans);font-weight:700;font-size:1.02rem}
.cs-back{display:inline-flex;align-items:center;gap:.35rem;color:#cfd3dd;font-size:.9rem;font-weight:500}.cs-back:hover{color:var(--gold)}

/* inline line-icons — stroke=currentColor, κληρονομούν χρώμα/μέγεθος από context */
.cs-i{width:1.1em;height:1.1em;flex:0 0 auto;vertical-align:-.18em}
.cs-spin{animation:cs-spin 1s linear infinite}
@keyframes cs-spin{to{transform:rotate(360deg)}}

.cs-hero{max-width:900px;margin:0 auto;padding:clamp(2rem,5vw,3.4rem) 1.1rem 1rem;text-align:center}
.cs-kicker{display:inline-flex;align-items:center;gap:.5em;font-family:var(--hsans);font-weight:600;font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-d);background:rgba(242,201,14,.12);padding:.4em 1em;border-radius:100px;margin-bottom:1rem}
.cs-kicker .cs-i{width:1.2em;height:1.2em}
.cs-hero h1{font-size:clamp(1.9rem,5vw,3rem);margin-bottom:.7rem}.cs-hl{color:var(--gold-d)}
.cs-hero p{color:var(--muted);max-width:62ch;margin:0 auto;font-size:1.05rem}

.cs-main{max-width:1080px;margin:0 auto;padding:1.6rem 1.1rem 3rem;display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;align-items:start}
.cs-panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.4rem;box-shadow:var(--shadow)}
.cs-panel--res{position:sticky;top:80px}
.cs-pt{font-size:1.15rem;margin-bottom:1rem;color:var(--ink)}
.cs-h{font-size:.84rem;color:var(--muted);font-weight:600;margin:.4rem 0 .5rem}

.cs-drop{border:2px dashed var(--line);border-radius:14px;padding:1.6rem;text-align:center;cursor:pointer;transition:.2s;background:var(--cloud);display:flex;flex-direction:column;align-items:center;gap:.3rem}
.cs-drop.on,.cs-drop:hover{border-color:var(--gold-d);background:#fff}
.cs-up{display:inline-flex;align-items:center;justify-content:center;width:3rem;height:3rem;margin-bottom:.2rem;border-radius:50%;
  background:rgba(37,49,82,.06);color:var(--navy)}
.cs-up .cs-i{width:1.5rem;height:1.5rem}
.cs-drop.on .cs-up,.cs-drop:hover .cs-up{background:rgba(217,168,0,.14);color:var(--gold-d)}
.cs-drop b{font-size:.98rem}.cs-drop small{color:var(--muted);font-size:.82rem}
.cs-drop img{margin-top:.8rem;max-height:140px;border-radius:10px}
/* ░░ ROOM VISUALIZER — Πριν | Μετά + βάψιμο με πινέλο ░░ */
.cs-room{margin-top:1.1rem}
.cs-roomtools{display:flex;align-items:center;gap:.45rem;flex-wrap:wrap;margin-bottom:.7rem}
.cs-brushl{display:flex;align-items:center;gap:.4rem;font-size:.82rem;font-weight:600;color:var(--navy);
  background:var(--cloud);border-radius:10px;padding:.35rem .7rem}
.cs-brushl .cs-i{width:1rem;height:1rem;color:var(--navy)}
.cs-brushl input[type=range]{accent-color:var(--gold-d);width:88px;margin-left:.15rem}
.cs-tbtn{display:inline-flex;align-items:center;justify-content:center;gap:.3rem;font-size:.95rem;font-weight:600;line-height:1;
  background:#fff;border:1.5px solid var(--line);border-radius:10px;padding:.45rem .6rem;color:var(--ink);transition:.15s}
.cs-tbtn:hover{border-color:var(--gold-d);transform:translateY(-1px)}
.cs-tbtn.on{background:var(--navy);border-color:var(--navy);color:#fff}
.cs-tbtn--quick{font-size:.82rem;background:var(--ink);color:#fff;border-color:var(--ink)}
.cs-tbtn--quick:hover{background:var(--navy);color:var(--gold)}

.cs-ba{display:grid;grid-template-columns:1fr 1fr;gap:.7rem}
.cs-bacol{position:relative;display:flex;flex-direction:column;gap:.4rem;min-width:0}
.cs-balbl{display:flex;align-items:center;justify-content:center;gap:.35em;font-family:var(--hsans);font-weight:700;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted);text-align:center}
.cs-balbl--after{color:var(--gold-d)}
.cs-canvaswrap{border-radius:12px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 6px 20px -10px rgba(0,0,0,.35);background:var(--cloud);line-height:0}
.cs-bacol--after .cs-canvaswrap{border-color:rgba(242,201,14,.5);box-shadow:0 0 0 1px rgba(242,201,14,.35),0 6px 20px -10px rgba(0,0,0,.35)}
.cs-canvaswrap canvas{width:100%;height:auto;display:block}
.cs-bacol--after .cs-canvaswrap canvas{cursor:crosshair;touch-action:none}

.cs-roomhint{display:flex;align-items:flex-start;gap:.5rem;margin-top:.7rem;font-size:.82rem;color:var(--muted);background:var(--cloud);border-radius:10px;padding:.55rem .8rem}
.cs-roomhint .cs-i{width:1.05rem;height:1.05rem;margin-top:.1rem;color:var(--gold-d)}
.cs-roomhint b{color:var(--navy)}

@media(max-width:520px){
  .cs-ba{grid-template-columns:1fr;gap:.9rem}
  .cs-roomtools{gap:.35rem}
  .cs-tbtn--quick{order:-1;flex:1 0 100%}
}

.cs-extracted{margin-top:1rem}
.cs-row{display:flex;gap:.5rem;flex-wrap:wrap}
.cs-chip{width:44px;height:44px;border-radius:10px;border:2px solid #fff;box-shadow:0 0 0 1px var(--line),0 4px 10px -4px rgba(0,0,0,.25);transition:.15s}
.cs-chip:hover{transform:scale(1.1)}

.cs-or{display:flex;align-items:center;gap:.7rem;margin:1.2rem 0 .9rem;color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em}
.cs-or::before,.cs-or::after{content:"";flex:1;height:1px;background:var(--line)}
.cs-pickline{display:flex;align-items:center;justify-content:space-between;gap:1rem;background:var(--cloud);border-radius:12px;padding:.7rem 1rem;font-weight:600;font-size:.92rem}
.cs-pickline input[type=color]{width:54px;height:38px;border:none;border-radius:8px;background:none;cursor:pointer;padding:0}

.cs-palette{display:grid;grid-template-columns:repeat(auto-fill,minmax(34px,1fr));gap:.4rem;margin-top:.4rem}
.cs-ralchip{aspect-ratio:1;border-radius:8px;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);transition:.15s}
.cs-ralchip:hover{transform:scale(1.12);z-index:2;box-shadow:0 0 0 2px var(--gold-d)}

.cs-result{display:flex;flex-direction:column;gap:1rem}
.cs-swatch{height:130px;border-radius:14px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08),0 8px 24px -10px rgba(0,0,0,.3);transition:background .3s}
.cs-codes{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
.cs-code{background:var(--cloud);border-radius:11px;padding:.7rem .85rem}
.cs-code span{display:block;font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700;margin-bottom:.15rem}
.cs-code b{font-family:var(--hsans);font-size:1.05rem;color:var(--ink)}
.cs-code--ral{background:var(--ink);grid-column:span 1}.cs-code--ral span{color:var(--gold)}.cs-code--ral b{color:#fff}
.cs-code:nth-child(3){grid-column:1/-1}

.cs-btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;font-weight:600;font-size:.95rem;padding:.8em 1.2em;border-radius:11px;background:var(--ink);color:#fff;transition:.2s}
.cs-btn:hover{transform:translateY(-2px)}
.cs-btn--gold{background:var(--gold);color:var(--ink)}
.cs-btn--ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.cs-load{display:inline-flex;align-items:center;gap:.45rem;color:var(--navy);font-weight:600;font-size:.92rem}
.cs-aibox{background:rgba(242,201,14,.08);border:1px solid rgba(242,201,14,.3);border-radius:12px;padding:.9rem 1rem}
.cs-aibox b{font-family:var(--hsans);font-size:1.05rem;display:block;margin-bottom:.3rem}
.cs-aibox p{color:var(--muted);font-size:.92rem}
.cs-aibox ul{margin:.5rem 0 0 1.1rem;color:var(--muted);font-size:.88rem;display:flex;flex-direction:column;gap:.2rem}

.cs-make{border-top:1px solid var(--line);padding-top:1rem}
.cs-make>b{display:flex;align-items:flex-start;gap:.5rem;font-size:.95rem;margin-bottom:.8rem;line-height:1.4}
.cs-make>b .cs-i{width:1.15rem;height:1.15rem;margin-top:.12rem;color:var(--gold-d)}
.cs-cta{display:flex;gap:.6rem;flex-wrap:wrap}.cs-cta .cs-btn{flex:1}

.cs-ft{border-top:1px solid var(--line);padding:1.4rem 1.1rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.84rem;color:var(--muted);max-width:1080px;margin:0 auto}
.cs-ft b{color:var(--gold-d)}

@media(max-width:860px){.cs-main{grid-template-columns:1fr}.cs-panel--res{position:static}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}