:root{
  --bg:#0b0a09; --bg2:#15110e; --bg3:#1d1813; --line:#2c2521;
  --copper1:#eaad6f; --copper2:#bd7a3c; --cream:#f4efe7; --muted:#a99e90;
  --ok:#5cb860; --warn:#e0a042; --late:#d9645f;
  --display:"Playfair Display",Georgia,serif; --body:"Inter",system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--cream);font-family:var(--body);-webkit-font-smoothing:antialiased}
button{font-family:var(--body);cursor:pointer}

/* ---- buttons ---- */
.kbtn{border:1px solid var(--line);background:var(--bg3);color:var(--cream);border-radius:8px;padding:10px 16px;font-size:14px;font-weight:500;transition:.15s}
.kbtn:hover{border-color:var(--copper2)}
.kbtn-primary{background:linear-gradient(135deg,var(--copper1),var(--copper2));color:#1a1206;border:none;font-weight:600}
.kbtn-primary:hover{filter:brightness(1.07)}
.kbtn-ghost{background:transparent}
.kbtn-small{padding:7px 12px;font-size:13px}
.kbtn-alldone{width:100%;background:transparent;border:1px dashed var(--copper2);color:var(--copper1);font-weight:600}
.kbtn-alldone:hover{background:rgba(208,140,77,.12)}
.inl{display:inline}

/* ---- login ---- */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}
.login-card{background:var(--bg2);border:1px solid var(--line);border-radius:16px;padding:36px;width:100%;max-width:380px}
.login-brand{font-family:var(--display);font-size:30px;text-align:center;color:var(--copper1)}
.login-sub{text-align:center;color:var(--muted);font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin:6px 0 22px}
.login-card label{display:block;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin:14px 0 6px}
.kin{width:100%;background:var(--bg);border:1px solid var(--line);border-radius:9px;padding:12px 14px;color:var(--cream);font-size:16px}
.kin:focus{outline:none;border-color:var(--copper2)}
.login-err{background:rgba(217,100,95,.12);border:1px solid rgba(217,100,95,.4);color:#f0a9a5;padding:11px 14px;border-radius:9px;font-size:14px;text-align:center}

/* ---- KDS header ---- */
.kds-body{min-height:100vh}
.kds-head{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;
  padding:14px 22px;background:rgba(11,10,9,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.kds-title{font-size:20px;font-weight:600}
.kds-logo{font-family:var(--display);color:var(--copper1);margin-right:6px}
.kds-right{display:flex;align-items:center;gap:18px}
.kds-count{color:var(--muted);font-size:14px}
.kds-clock{font-size:18px;font-weight:600;color:var(--copper1)}
.kds-user{color:var(--muted);font-size:14px}

/* ---- empty ---- */
.kds-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:70vh;color:var(--muted);text-align:center}
.kds-empty-ic{font-size:64px;margin-bottom:16px;opacity:.6}
.kds-empty p{font-size:22px;color:var(--cream);margin-bottom:6px}

/* ---- board ---- */
.kds-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:18px;padding:22px;align-items:start}
.ticket{background:var(--bg2);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.ticket.warn{border-color:var(--warn)}
.ticket.late{border-color:var(--late);animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(217,100,95,.0)}50%{box-shadow:0 0 0 4px rgba(217,100,95,.18)}}
.ticket-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--bg3);border-bottom:1px solid var(--line)}
.ticket-table{font-size:18px;font-weight:700}
.ticket-time{font-size:14px;font-weight:600;color:var(--copper1)}
.ticket.warn .ticket-time{color:var(--warn)}
.ticket.late .ticket-time{color:var(--late)}
.ticket-items{list-style:none;padding:8px 0;flex:1}
.t-item{padding:12px 18px;border-bottom:1px solid #211b16}
.t-item:last-child{border-bottom:none}
.t-item.is-doing{background:rgba(208,140,77,.07)}
.ti-line{display:flex;align-items:baseline;gap:9px}
.ti-qty{font-size:18px;font-weight:700;color:var(--copper1);min-width:34px}
.ti-name{font-size:17px;font-weight:500;flex:1}
.ti-bar{font-size:11px;text-transform:uppercase;letter-spacing:.06em;background:#2a3550;color:#9db8ee;padding:2px 7px;border-radius:5px}
.ti-note{color:var(--warn);font-size:13.5px;margin:4px 0 0 43px}
.ti-actions{display:flex;gap:8px;margin:10px 0 0 43px}
.ticket-foot{padding:12px 18px;border-top:1px solid var(--line)}

@media(max-width:640px){
  .kds-grid{grid-template-columns:1fr;padding:14px;gap:14px}
  .kds-right{gap:12px}
  .kds-count{display:none}
}