/* ledwall — απλό, ευανάγνωστο, mobile-first */
:root{
  --bg:#0f1115; --card:#171a21; --card2:#1e222b; --line:#2b313d;
  --txt:#e8eaee; --muted:#9aa3b2; --accent:#ffb020; --accent2:#0a84ff;
  --ok:#2ecc71; --warn:#ffb020; --bad:#ff4d4f;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--txt);
  font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.muted{color:var(--muted)}
.small{font-size:.85em}

.top{display:flex;justify-content:space-between;align-items:center;gap:12px;
  padding:14px 20px;background:#12151b;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:var(--txt);font-size:18px}
.brand:hover{text-decoration:none}
.logo{width:26px;height:18px;border-radius:3px;background:
  repeating-linear-gradient(90deg,var(--accent) 0 4px,#12151b 4px 5px),
  repeating-linear-gradient(0deg,var(--accent) 0 4px,#12151b 4px 5px);
  background-blend-mode:multiply;display:inline-block}
.top nav{display:flex;gap:16px}

main{max-width:1020px;margin:0 auto;padding:20px}

.hero{padding:26px 4px 10px}
.hero h1{margin:0 0 10px;font-size:29px;line-height:1.2}
.hero p{margin:0 0 14px;color:#c8cedb;max-width:70ch}
.hero-facts{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:10px}
.hero-facts li{background:var(--card);border:1px solid var(--line);border-radius:999px;
  padding:6px 14px;font-size:14px;color:#c8cedb}

.step{background:var(--card);border:1px solid var(--line);border-radius:12px;
  padding:20px;margin:18px 0}
.step h2{margin:0 0 6px;font-size:20px;display:flex;align-items:center;gap:10px}
.step h2 .n{display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:50%;background:var(--accent);color:#101216;
  font-size:15px;font-weight:700;flex:0 0 auto}
.help{margin:0 0 16px;color:var(--muted);font-size:14.5px;max-width:78ch}

/* ---- configurator */
.cfg{display:grid;grid-template-columns:1fr 300px;gap:20px;align-items:start}
.cfg-preview{background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:12px}
.wallsvg{width:100%;height:auto;display:block}
.wallsvg .ground{stroke:#3a4150;stroke-width:2}
.wallsvg .screen{fill:#0b0d11;stroke:var(--accent);stroke-width:3}
.wallsvg .gridln{stroke:#39404e;stroke-width:1}
.wallsvg .dim{fill:var(--muted);font-size:15px;font-family:inherit}
.wallsvg .human circle,.wallsvg .human path{fill:#5b6478}

.presets{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:12px}
.presets .lbl{color:var(--muted);font-size:13px}
.preset{background:#252a34;color:var(--txt);border:1px solid var(--line);
  border-radius:999px;padding:6px 12px;font-size:13px;cursor:pointer}
.preset:hover{border-color:var(--accent);color:var(--accent)}

.cfg-controls label{display:block;margin:10px 0 4px;font-size:14px;color:#c8cedb}
.cfg-controls output{color:var(--accent);font-weight:700}
input[type=range]{width:100%;accent-color:var(--accent)}
.specs{margin-top:16px;border-top:1px solid var(--line)}
.specrow{display:flex;justify-content:space-between;gap:12px;padding:7px 0;
  border-bottom:1px solid var(--line);font-size:14px}
.specrow span:first-child{color:var(--muted)}
.warn{margin-top:12px;background:#3a2c10;border:1px solid #6b5316;color:#ffd98a;
  border-radius:8px;padding:10px 12px;font-size:13.5px}

/* ---- ημερολόγιο */
.legend{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:12px;font-size:13px;color:var(--muted)}
.legend span{display:flex;align-items:center;gap:6px}
.sw{width:14px;height:14px;border-radius:4px;display:inline-block;border:1px solid var(--line)}
.sw.free{background:#252a34}
.sw.sel{background:var(--accent)}
.sw.buf{background:#4a4230}
.sw.pending{background:#5a4a12}
.sw.confirmed{background:#5a2326}

.calnav{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.calnav button{background:#252a34;color:var(--txt);border:1px solid var(--line);
  border-radius:8px;padding:7px 14px;cursor:pointer}
.calnav button:disabled{opacity:.35;cursor:default}
.cal{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.month{background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:12px}
.mhead{text-align:center;font-weight:600;margin-bottom:8px}
.wd,.days{display:grid;grid-template-columns:repeat(7,1fr);gap:3px}
.wd span{text-align:center;font-size:12px;color:var(--muted);padding-bottom:4px}
.d{display:flex;align-items:center;justify-content:center;aspect-ratio:1;
  border-radius:6px;font-size:14px;background:#252a34;cursor:pointer;user-select:none}
.d.empty{background:transparent;cursor:default}
.d.free:hover{outline:2px solid var(--accent)}
.d.past{background:#1a1d24;color:#4b515e;cursor:not-allowed}
.d.pending{background:#5a4a12;color:#ffe6a3;cursor:not-allowed}
.d.confirmed,.d.blackout{background:#5a2326;color:#ffc7c8;cursor:not-allowed}
.d.sel{background:var(--accent);color:#101216;font-weight:700}
.d.bufsel{background:#4a4230;color:#d9cfae}

.datesum{margin-top:14px;padding:12px 14px;border-radius:8px;background:var(--card2);
  border:1px solid var(--line);font-size:14.5px}
.datesum.ok{border-color:#2c6b45;background:#15291f}
.datesum.half{border-color:#6b5316;background:#2a2311}
.datesum.bad{border-color:#7a2b2d;background:#2b1516;color:#ffc7c8}

/* ---- υπηρεσίες */
.services{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}
.svc{display:flex;gap:10px;background:var(--card2);border:1px solid var(--line);
  border-radius:10px;padding:14px;cursor:pointer}
.svc:has(input:checked){border-color:var(--accent);background:#241f12}
.svc input{margin-top:3px;accent-color:var(--accent)}
.svc-body{display:flex;flex-direction:column;gap:6px}
.svc-desc{font-size:13.5px;color:var(--muted)}
.svc-dep{font-size:13px;color:#c8cedb}
.kmrow{margin-top:16px;display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:14px}
.kmrow input{width:110px}

/* ---- τιμή */
.quote{border-color:var(--accent)}
.qt{width:100%;border-collapse:collapse;font-size:14.5px}
.qt td{padding:8px 0;border-bottom:1px solid var(--line)}
.qt td:last-child{text-align:right;white-space:nowrap}
.qt tr.sub td{color:var(--muted)}
.qt tr.tot td{font-size:19px;font-weight:700;color:var(--accent);border-bottom:none;padding-top:12px}
.dep{margin:14px 0 0;font-size:13.5px;color:var(--muted);background:var(--card2);
  border:1px solid var(--line);border-radius:8px;padding:10px 12px}

/* ---- φόρμα */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid2 .wide{grid-column:1/-1}
label{display:block;font-size:14px;color:#c8cedb}
input[type=text],input[type=email],input[type=number],input[type=date],input:not([type]),textarea,select{
  width:100%;margin-top:5px;background:#0e1116;color:var(--txt);
  border:1px solid var(--line);border-radius:8px;padding:9px 11px;font:inherit}
input:focus,textarea:focus{outline:2px solid var(--accent2);border-color:transparent}
textarea{resize:vertical}
.submit{margin-top:18px;background:var(--accent);color:#101216;border:0;border-radius:10px;
  padding:14px 26px;font-size:16px;font-weight:700;cursor:pointer;width:100%}
.submit:hover{filter:brightness(1.08)}
.submit:disabled{opacity:.4;cursor:not-allowed}

/* ---- faq */
.faq details{border-bottom:1px solid var(--line);padding:10px 0}
.faq summary{cursor:pointer;font-weight:600}
.faq p{margin:8px 0 0;color:var(--muted);font-size:14.5px;max-width:80ch}

/* ---- flashes / footer */
.flashes{max-width:1020px;margin:14px auto 0;padding:0 20px}
.flash{padding:11px 14px;border-radius:8px;margin-bottom:8px;font-size:14.5px}
.flash.err{background:#2b1516;border:1px solid #7a2b2d;color:#ffc7c8}
.flash.ok{background:#15291f;border:1px solid #2c6b45;color:#b6f0cd}
footer{max-width:1020px;margin:30px auto;padding:20px;border-top:1px solid var(--line);
  color:var(--muted);font-size:14px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---- admin */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{padding:9px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{color:var(--muted);font-weight:600;font-size:13px}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}
.badge.pending{background:#5a4a12;color:#ffe6a3}
.badge.confirmed{background:#15291f;color:#8de0ae;border:1px solid #2c6b45}
.badge.cancelled{background:#2b1516;color:#ffc7c8}
.badge.done{background:#252a34;color:var(--muted)}
.btn{background:#252a34;color:var(--txt);border:1px solid var(--line);border-radius:7px;
  padding:5px 11px;font-size:13px;cursor:pointer}
.btn:hover{border-color:var(--accent)}
.btn.go{background:var(--ok);color:#08130c;border-color:transparent}
.btn.no{background:#3a1c1d;color:#ffc7c8;border-color:#7a2b2d}
.btn.del{background:transparent;color:#ff7b7d;border-color:#7a2b2d;padding:4px 9px}
.rowacts{display:flex;gap:6px;flex-wrap:wrap}
.inline{display:inline}
.codearea{width:100%;min-height:60vh;font:13px/1.5 ui-monospace,Consolas,monospace;
  background:#0b0d11;color:#cfe3ff;border:1px solid var(--line);border-radius:10px;padding:14px}
.login{max-width:400px;margin:60px auto}

@media (max-width:860px){
  .cfg{grid-template-columns:1fr}
  .cal{grid-template-columns:1fr}
  .grid2{grid-template-columns:1fr}
  .hero h1{font-size:24px}
}