/* ============================================================
   Hotel Management System — Minimalist B&W theme (ink-saving)
   ============================================================ */
:root{
  --ink:#111;
  --muted:#666;
  --line:#ccc;
  --line-soft:#e6e6e6;
  --bg:#fff;
  --bg-soft:#f7f7f7;
  --black:#000;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  font-size:14px;
  line-height:1.5;
}
a{color:var(--ink);text-decoration:none}
a:hover{text-decoration:underline}

/* ---------- Layout ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{
  width:215px;flex:0 0 215px;
  border-right:1px solid var(--line);
  padding:18px 0;
  background:var(--bg);
}
.brand{padding:0 18px 16px;border-bottom:1px solid var(--line-soft);margin-bottom:10px}
.brand h1{font-size:15px;margin:0;letter-spacing:.3px;text-transform:uppercase}
.brand small{color:var(--muted);font-size:11px}
.nav a{
  display:block;padding:9px 18px;color:var(--ink);
  border-left:3px solid transparent;font-size:13.5px;
}
.nav a:hover{background:var(--bg-soft);text-decoration:none}
.nav a.active{border-left-color:var(--black);font-weight:600;background:var(--bg-soft)}
.nav .sec{padding:14px 18px 4px;font-size:10.5px;letter-spacing:1px;text-transform:uppercase;color:var(--muted)}

.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 22px;border-bottom:1px solid var(--line);
}
.topbar .user{font-size:13px;color:var(--muted)}
.content{padding:22px;flex:1}

/* ---------- Page header ---------- */
.page-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:18px;flex-wrap:wrap;gap:10px}
.page-head h2{margin:0;font-size:20px}
.page-head p{margin:2px 0 0;color:var(--muted);font-size:13px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;border:1px solid var(--black);background:var(--black);color:#fff;
  padding:7px 14px;font-size:13px;cursor:pointer;border-radius:2px;
}
.btn:hover{opacity:.85;text-decoration:none}
.btn-outline{background:#fff;color:var(--black)}
.btn-sm{padding:4px 9px;font-size:12px}
.btn-block{display:block;width:100%;text-align:center}
.btn[disabled]{opacity:.4;cursor:not-allowed}

/* ---------- Cards / stats ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-bottom:22px}
.card{border:1px solid var(--line);border-radius:3px;padding:14px 16px}
.card .num{font-size:26px;font-weight:700;line-height:1.1}
.card .lbl{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.5px}

.panel{border:1px solid var(--line);border-radius:3px;margin-bottom:22px}
.panel .panel-head{padding:11px 16px;border-bottom:1px solid var(--line-soft);font-weight:600}
.panel .panel-body{padding:16px}

/* ---------- Tables ---------- */
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line-soft);font-size:13px;vertical-align:top}
th{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);border-bottom:1px solid var(--line)}
tbody tr:hover{background:var(--bg-soft)}
.table-wrap{border:1px solid var(--line);border-radius:3px;overflow:auto}
.text-right{text-align:right}
.muted{color:var(--muted)}

/* ---------- Badges (B&W via borders/shading) ---------- */
.badge{display:inline-block;padding:2px 8px;font-size:11px;border:1px solid var(--ink);border-radius:10px;text-transform:capitalize}
.b-ok{background:#111;color:#fff;border-color:#111}
.b-new{background:#fff;color:#111;border-color:#111}
.b-warn{background:#eee;color:#111;border-color:#999}
.b-bad{background:#fff;color:#111;border-style:dashed}
.b-muted{background:#fff;color:#888;border-color:#ccc}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.form-grid .full{grid-column:1 / -1}
label{display:block;font-size:12px;margin-bottom:4px;color:var(--ink);font-weight:600}
input[type=text],input[type=email],input[type=password],input[type=number],
input[type=date],input[type=tel],select,textarea{
  width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:2px;font-size:13px;
  font-family:inherit;background:#fff;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--black)}
textarea{resize:vertical;min-height:70px}
.form-actions{margin-top:16px;display:flex;gap:8px}

/* ---------- Flash ---------- */
.flash{padding:10px 14px;border:1px solid var(--line);border-left:4px solid var(--black);border-radius:2px;margin-bottom:14px;font-size:13px}
.flash.error{border-left-style:dashed}

/* ---------- Filters bar ---------- */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px;align-items:flex-end}
.filters .f{min-width:140px}
.filters label{margin-bottom:3px}

/* ---------- Login ---------- */
.login-wrap{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-soft)}
.login-box{width:340px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:26px}
.login-box h1{font-size:18px;margin:0 0 4px;text-transform:uppercase;letter-spacing:.5px}
.login-box .sub{color:var(--muted);font-size:12px;margin-bottom:18px}
.login-hint{margin-top:14px;font-size:11px;color:var(--muted);border-top:1px dashed var(--line);padding-top:10px}

/* ---------- Calendar ---------- */
.cal-table{border:1px solid var(--line);border-collapse:collapse;width:100%}
.cal-table th,.cal-table td{border:1px solid var(--line-soft);padding:0;text-align:center;font-size:11px}
.cal-table th{padding:6px 4px}
.cal-table td.day{height:30px;width:30px;position:relative}
.cal-cell{display:block;height:30px;line-height:30px;cursor:pointer}
.cal-free{background:#fff}
.cal-booked{background:#111;color:#fff}
.cal-blocked{background:repeating-linear-gradient(45deg,#ddd,#ddd 4px,#fff 4px,#fff 8px)}
.cal-table td.cottage-name{text-align:left;padding:6px 10px;font-size:12px;white-space:nowrap;background:var(--bg-soft);font-weight:600}
.cal-legend{display:flex;gap:18px;margin:12px 0;font-size:12px;align-items:center;flex-wrap:wrap}
.legend-box{display:inline-block;width:16px;height:14px;border:1px solid var(--line);margin-right:5px;vertical-align:middle}

.inline-form{display:inline}
.row-actions{display:flex;gap:6px;flex-wrap:wrap}

/* ---------- Voucher ---------- */
.voucher{max-width:780px;margin:24px auto;border:1px solid var(--line);padding:34px;background:#fff}
.voucher .v-head{display:flex;justify-content:space-between;border-bottom:2px solid #111;padding-bottom:14px;margin-bottom:18px}
.voucher h1{margin:0;font-size:22px}
.voucher .v-title{text-align:right}
.voucher .v-title .tag{border:1px solid #111;padding:3px 10px;font-size:11px;letter-spacing:1px;text-transform:uppercase}
.v-section{margin:16px 0}
.v-section h3{font-size:12px;text-transform:uppercase;letter-spacing:1px;border-bottom:1px solid var(--line-soft);padding-bottom:5px;color:var(--muted)}
.v-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px 24px;font-size:13px;margin-top:8px}
.v-grid .k{color:var(--muted)}
.v-total{border-top:2px solid #111;margin-top:14px;padding-top:10px;text-align:right;font-size:16px;font-weight:700}
.v-terms{font-size:11px;color:#444;white-space:pre-line;margin-top:18px;border-top:1px dashed var(--line);padding-top:10px}
.v-actions{max-width:780px;margin:14px auto;display:flex;gap:8px}

/* ---------- Misc ---------- */
.empty{padding:30px;text-align:center;color:var(--muted)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:22px}
@media(max-width:760px){
  .form-grid,.two-col,.v-grid{grid-template-columns:1fr}
  .sidebar{display:none}
}

/* ---------- Print (the important bit for ink-saving) ---------- */
@media print{
  .sidebar,.topbar,.v-actions,.no-print,.btn{display:none !important}
  body{font-size:12px}
  .voucher{border:none;margin:0;padding:0;max-width:100%}
  .content{padding:0}
  .cal-booked{background:#000 !important;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  a{text-decoration:none;color:#000}
}