/* Niakas — Slate/Corporate (ανθρακί + μπλε), mobile-first */
:root{
  --ink:#0f172a; --ink2:#334155; --muted:#64748b; --line:#e2e8f0;
  --bg:#f1f5f9; --surface:#fff; --blue:#2563eb; --blue-d:#1d4ed8; --danger:#dc2626;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--blue);text-decoration:none}

/* topbar — brand + χρήστης μόνο (δομή Κατσούλη, καμία nav μπάρα) */
.topbar{display:flex;align-items:center;gap:16px;background:var(--ink);color:#fff;padding:0 16px;height:56px;position:sticky;top:0;z-index:10;border-bottom:3px solid var(--blue)}
.brand{font-weight:800;font-size:18px;letter-spacing:-.3px;white-space:nowrap;color:#fff}
.brand span{display:block;font-size:9px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:#94a3b8;margin-top:-2px}
.brand.back{transition:opacity .15s}
.brand.back:hover{opacity:.8}
.brand.center{text-align:center;color:var(--ink)}
.brand.center span{color:var(--muted)}
.user{display:flex;align-items:center;gap:10px;font-size:13px;margin-left:auto}
.pill{background:var(--blue);color:#fff;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700}
.uname{color:#cbd5e1}
.logout{color:#94a3b8;font-size:13px}
.logout:hover{color:#fff}

/* content */
.wrap{max-width:960px;margin:0 auto;padding:22px 16px}
h1{font-size:20px;margin:0 0 18px}
.muted{color:var(--muted)}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:4px;transition:.15s}
.card:hover{border-color:var(--blue);box-shadow:0 4px 14px rgba(37,99,235,.08)}
.card .n{font-size:30px;font-weight:800;color:var(--ink)}
.card .l{font-size:13px;color:var(--muted)}

/* dashboard tiles (πλακάκια πλοήγησης à la Κατσούλης) */
.section-title{font-size:13px;text-transform:uppercase;letter-spacing:1.4px;font-weight:700;color:var(--muted);margin:2px 0 16px;padding-bottom:10px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.section-title::before{content:"";width:14px;height:2px;background:var(--blue);flex-shrink:0}
.grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:18px;display:block;transition:.15s;position:relative}
.tile:hover{border-color:var(--blue);box-shadow:0 6px 18px rgba(37,99,235,.1);transform:translateY(-1px)}
.tile .ico{width:42px;height:42px;border-radius:10px;background:var(--bg);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin-bottom:14px;color:var(--ink2)}
.tile .ico svg{width:21px;height:21px;stroke:currentColor;stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.tile:hover .ico{background:#eff4ff;border-color:#bfd3ff;color:var(--blue)}
.tile .t{font-weight:700;font-size:15px;color:var(--ink)}
.tile .d{color:var(--muted);font-size:13px;margin-top:3px}

/* page head (τίτλος + ενέργεια) + ghost button */
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.page-head h1{margin:0}
.btn.ghost{background:transparent;color:var(--blue);border:1px solid var(--line);margin-top:0;padding:8px 16px;font-size:14px}
.btn.ghost:hover{background:#eff4ff;border-color:var(--blue)}

/* empty state */
.empty{background:var(--surface);border:1px dashed #cbd5e1;border-radius:12px;padding:34px 20px;text-align:center;margin-top:16px}
.empty p{margin:6px 0}

/* buttons */
.btn,button{display:inline-block;background:var(--blue);color:#fff;border:0;border-radius:10px;padding:11px 18px;font-size:15px;font-weight:600;cursor:pointer;margin-top:10px}
.btn:hover,button:hover{background:var(--blue-d)}

/* login */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--ink)}
.login-card{background:var(--surface);border-radius:16px;padding:32px 28px;width:min(360px,92vw);box-shadow:0 20px 50px rgba(0,0,0,.3)}
.login-card h1{text-align:center;font-size:18px;margin:14px 0 20px}
.login-card .brand{margin-bottom:6px}
.login-card label{display:block;font-size:13px;font-weight:600;color:var(--ink2);margin:12px 0 0}
.login-card input{width:100%;margin-top:5px;padding:12px;border:1px solid var(--line);border-radius:10px;font-size:16px}
.login-card input:focus{outline:2px solid var(--blue);border-color:var(--blue)}
.login-card button{width:100%;margin-top:20px;padding:13px}
.alert{background:#fef2f2;border:1px solid #fecaca;color:var(--danger);padding:10px 12px;border-radius:10px;font-size:13px;margin-bottom:4px}
.ok{background:#f0fdf4;border:1px solid #bbf7d0;color:#15803d;padding:10px 12px;border-radius:10px;font-size:13px;margin-bottom:14px}

/* panel / details */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:18px;padding:0 16px}
.panel summary{cursor:pointer;font-weight:600;padding:14px 0;color:var(--blue)}
.panel[open] summary{border-bottom:1px solid var(--line);margin-bottom:14px}

/* forms */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding-bottom:16px}
.grid2 .col2{grid-column:1/-1}
form label{display:block;font-size:13px;font-weight:600;color:var(--ink2)}
form input,form select,form textarea{width:100%;margin-top:5px;padding:10px;border:1px solid var(--line);border-radius:9px;font-size:15px}
form input:focus,form select:focus,form textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}
@media(max-width:560px){.grid2{grid-template-columns:1fr}}

/* table */
.tbl{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.tbl th,.tbl td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);font-size:14px}
.tbl th{background:#f8fafc;font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}
.tbl tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:700;background:#e2e8f0;color:var(--ink2)}
.b-active{background:#dbeafe;color:var(--blue-d)}
.b-done{background:#dcfce7;color:#15803d}
.back{display:inline-block;margin-bottom:12px;font-size:13px;color:var(--muted)}

/* workflow builder */
.phase{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.phase-h{display:flex;align-items:center;gap:10px;padding:12px 14px;background:#f8fafc;border-bottom:1px solid var(--line)}
.phase-h .seq{background:var(--ink);color:#fff;width:24px;height:24px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;flex:none}
.sub{padding:10px 14px;border-bottom:1px solid var(--line)}
.sub:last-child{border-bottom:0}
.sub-t{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);font-weight:700;margin-bottom:6px}
.li{display:flex;align-items:center;gap:8px;padding:6px 0;font-size:14px;border-bottom:1px dashed #eef2f7}
.li:last-of-type{border-bottom:0}
.role{font-size:10px;font-weight:700;padding:2px 8px;border-radius:12px}
.role-owner{background:#fef3c7;color:#92400e}
.role-technician{background:#dbeafe;color:#1d4ed8}
.role-admin{background:#e0e7ff;color:#3730a3}
.tag{font-size:10px;background:#eef2f7;color:#475569;padding:2px 7px;border-radius:10px;font-weight:600}
.tag-sku{background:#fce7f3;color:#9d174d}
.row-form{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:8px}
.row-form input,.row-form select{width:auto;margin:0;padding:7px 9px;font-size:13px;flex:0 0 auto}
.row-form input[name=title],.row-form input[name=mname]{flex:1 1 140px}
.row-form button{margin:0;padding:7px 14px}
.chk{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:500;color:var(--ink2)}
.chk input{width:auto;margin:0}
.inline-del{margin:0 0 0 auto}
.inline-del .x{background:transparent;color:#cbd5e1;padding:2px 6px;margin:0;font-size:15px;line-height:1}
.inline-del .x:hover{color:var(--danger);background:transparent}

/* progress bar */
.bar{height:8px;background:#e2e8f0;border-radius:6px;overflow:hidden}
.bar span{display:block;height:100%;background:var(--blue);border-radius:6px}

/* task toggle (owner/technician) */
.li.tog{gap:10px}
.chkbtn{background:transparent;border:0;color:var(--muted);font-size:22px;line-height:1;padding:0;margin:0;cursor:pointer;flex:none}
.chkbtn.on{color:#16a34a}
.li.big{font-size:16px;padding:10px 0}
.li.big b{color:var(--ink)}

/* photo thumbnails */
.thumbs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.thumbs img{width:72px;height:72px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}

/* inline forms + mini buttons (admin phase controls) */
.inline{display:inline;margin:0}
.mini{padding:5px 12px;font-size:12px;margin:0;border-radius:8px}
.ph-ctl{margin-left:auto;display:flex;gap:6px}
.mini-d summary{cursor:pointer;color:var(--blue);font-size:13px}
.mini-d[open] summary{margin-bottom:6px}

/* voice memo fields */
.vf{display:flex;gap:8px;font-size:13px;padding:5px 0;border-top:1px dashed #eef2f7}
.vf-l{color:var(--muted);min-width:92px;flex:none}
.vf-v b{font-weight:600;color:var(--ink)}
.vn-tr{color:var(--muted);font-size:13.5px;font-style:italic;border-left:2px solid var(--line);padding:2px 0 2px 10px;margin:0 0 10px}

/* mobile: bigger touch targets for technician */
@media(max-width:560px){
  .li.big{font-size:17px}
  .chkbtn{font-size:26px}
  .row-form input[type=file]{flex:1 1 100%}
}