/* ─── RESET & VARIABLES ─────────────────────────────────────── */
:root {
  --sand:      #F5EFE0;
  --deep:      #1A1209;
  --ocean:     #1B4F72;
  --gold:      #C9A84C;
  --coral:     #E05C3A;
  --mist:      #EAF4FB;
  --green:     #2E7D53;
  --green-lt:  #d4edda;
  --red-lt:    #fde8e4;
  --amber-lt:  #FFF8E1;
  --border:    #D9CEBC;
  --muted:     #7A6D5A;
  --shadow:    0 2px 12px rgba(26,18,9,.09);
  --shadow-lg: 0 8px 32px rgba(26,18,9,.15);
  --r:         10px;
  --r-lg:      14px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
       background: var(--sand); color: var(--deep);
       min-height: 100vh; font-size: 14px; line-height: 1.5; }
a { color: var(--ocean); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ─── TOPBAR ────────────────────────────────────────────────── */
.topbar {
  background: var(--deep); color: var(--sand);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px; height: 60px;
  position: sticky; top: 0; z-index: 200;
  border-bottom: 2px solid var(--gold);
}
.tb-brand { display: flex; align-items: center; gap: 12px; }
.tb-logo  { width: 34px; height: 34px; background: var(--gold); border-radius: 8px;
            display: flex; align-items: center; justify-content: center;
            font-size: 17px; font-weight: 700; color: var(--deep); flex-shrink: 0; }
.tb-title { font-size: 17px; font-weight: 700; }
.tb-sub   { font-size: 11px; color: var(--gold); letter-spacing: .08em; text-transform: uppercase; }
.tb-right { display: flex; align-items: center; gap: 14px; }
.tb-user  { font-size: 13px; color: rgba(255,255,255,.7); }

/* ─── LAYOUT ────────────────────────────────────────────────── */
.layout       { display: grid; grid-template-columns: 230px 1fr; min-height: calc(100vh - 60px); }
.sidebar      { background: #fff; border-right: 1px solid var(--border); padding: 12px 0; overflow-y: auto; }
.main-content { padding: 28px; overflow-y: auto; }

/* ─── SIDEBAR NAV ───────────────────────────────────────────── */
.sb-sec { font-size: 10px; font-weight: 700; letter-spacing: .14em;
          text-transform: uppercase; color: var(--muted); padding: 14px 18px 5px; }
.nav-item { display: flex; align-items: center; gap: 9px; padding: 9px 18px;
            color: var(--muted); font-size: 13.5px; font-weight: 500;
            border-left: 3px solid transparent; transition: all .12s; }
.nav-item:hover  { background: var(--sand); color: var(--deep); text-decoration: none; }
.nav-item.active { background: var(--sand); color: var(--ocean);
                   border-left-color: var(--ocean); font-weight: 600; }
.nav-ic { width: 20px; text-align: center; font-size: 16px; }

/* ─── PAGE HEADER ───────────────────────────────────────────── */
.page-hd    { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 24px; flex-wrap: wrap; gap: 12px; }
.page-title { font-size: 24px; font-weight: 700; }
.page-sub   { font-size: 13px; color: var(--muted); margin-top: 2px; }

/* ─── STATS ROW ─────────────────────────────────────────────── */
.stats-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 24px; }
.stat-card { background: #fff; border: 1px solid var(--border); border-radius: var(--r);
             padding: 18px 20px; box-shadow: var(--shadow); }
.stat-label { font-size: 11px; font-weight: 700; text-transform: uppercase;
              letter-spacing: .08em; color: var(--muted); }
.stat-value { font-size: 30px; font-weight: 700; margin: 5px 0 2px; }
.stat-note  { font-size: 12px; color: var(--muted); }
.stat-card.accent { background: var(--ocean); border-color: var(--ocean); }
.stat-card.accent .stat-label,
.stat-card.accent .stat-note  { color: rgba(255,255,255,.6); }
.stat-card.accent .stat-value { color: #fff; }
.stat-card.gold   { background: var(--gold); border-color: var(--gold); }

/* ─── CARDS ─────────────────────────────────────────────────── */
.card       { background: #fff; border: 1px solid var(--border); border-radius: var(--r-lg);
              padding: 22px; box-shadow: var(--shadow); margin-bottom: 22px; }
.card-title { font-size: 17px; font-weight: 700; margin-bottom: 18px;
              display: flex; align-items: center; gap: 8px; }

/* ─── FORMS ─────────────────────────────────────────────────── */
.form-grid         { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-grid.cols-3  { grid-template-columns: 1fr 1fr 1fr; }
.form-group        { display: flex; flex-direction: column; gap: 5px; }
.form-group.full   { grid-column: 1 / -1; }
label { font-size: 11.5px; font-weight: 700; color: var(--muted);
        text-transform: uppercase; letter-spacing: .06em; }
input[type=text], input[type=number], input[type=date], input[type=datetime-local],
input[type=email], input[type=password], input[type=search],
select, textarea {
  background: var(--sand); border: 1px solid var(--border); border-radius: 7px;
  padding: 9px 12px; font-size: 14px; font-family: inherit; color: var(--deep);
  transition: border-color .12s, box-shadow .12s; width: 100%;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--ocean); box-shadow: 0 0 0 3px rgba(27,79,114,.08);
}
textarea { resize: vertical; min-height: 80px; }
.form-hint { font-size: 11px; color: var(--muted); }

/* ─── BUTTONS ───────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 7px;
       padding: 9px 20px; border-radius: 8px; font-size: 14px; font-weight: 600;
       font-family: inherit; cursor: pointer; border: none; transition: all .13s;
       text-decoration: none; white-space: nowrap; }
.btn:hover { text-decoration: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary  { background: var(--ocean); color: #fff; }
.btn-primary:hover  { background: #163F5A; color: #fff; }
.btn-gold     { background: var(--gold); color: var(--deep); }
.btn-gold:hover { background: #b8942e; }
.btn-outline  { background: transparent; color: var(--ocean); border: 1.5px solid var(--ocean); }
.btn-outline:hover  { background: var(--mist); }
.btn-outline-white  { background: transparent; color: rgba(255,255,255,.85);
                       border: 1.5px solid rgba(255,255,255,.4); }
.btn-outline-white:hover { background: rgba(255,255,255,.1); color: #fff; }
.btn-danger   { background: var(--coral); color: #fff; }
.btn-danger:hover { background: #c24928; }
.btn-success  { background: var(--green); color: #fff; }
.btn-sm       { padding: 5px 13px; font-size: 12px; }
.btn-row      { display: flex; gap: 10px; margin-top: 18px; align-items: center; flex-wrap: wrap; }

/* ─── TABLE ─────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table  { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; padding: 9px 13px; font-size: 11px; font-weight: 700;
     letter-spacing: .08em; text-transform: uppercase; color: var(--muted);
     background: var(--sand); border-bottom: 1px solid var(--border); white-space: nowrap; }
td { padding: 10px 13px; border-bottom: 1px solid var(--border); vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: #FAFAF7; }
td code { font-size: 11px; background: var(--sand); padding: 2px 6px;
           border-radius: 4px; font-family: 'Courier New', monospace; }

/* ─── BADGES ────────────────────────────────────────────────── */
.badge { display: inline-flex; align-items: center; padding: 3px 10px;
         border-radius: 20px; font-size: 11px; font-weight: 700; white-space: nowrap; }
.badge-green { background: var(--green-lt); color: var(--green); }
.badge-gold  { background: #FFF3CD; color: #9A6900; }
.badge-blue  { background: var(--mist); color: var(--ocean); }
.badge-red   { background: var(--red-lt); color: var(--coral); }
.badge-gray  { background: #f0f0f0; color: #666; }

/* ─── ALERTS ────────────────────────────────────────────────── */
.alert { padding: 11px 16px; border-radius: 8px; font-size: 13.5px; margin-bottom: 16px; }
.alert-success { background: var(--green-lt); border: 1px solid #a3d9b4; color: var(--green); }
.alert-error   { background: var(--red-lt);   border: 1px solid #f5b8ae; color: var(--coral); }
.alert-info    { background: var(--mist);     border: 1px solid #b8daea; color: var(--ocean); }
.alert-warning { background: var(--amber-lt); border: 1px solid #FFD54F; color: #7A5C00; }

/* ─── MODAL ─────────────────────────────────────────────────── */
.modal-overlay { display: none; position: fixed; inset: 0;
                 background: rgba(26,18,9,.5); z-index: 500;
                 align-items: center; justify-content: center; }
.modal-overlay.open { display: flex; }
.modal-box  { background: #fff; border-radius: var(--r-lg); padding: 30px;
              max-width: 640px; width: 94%; max-height: 92vh; overflow-y: auto;
              box-shadow: var(--shadow-lg); }
.modal-title { font-size: 20px; font-weight: 700; margin-bottom: 3px; }
.modal-sub   { font-size: 12px; color: var(--muted); margin-bottom: 20px; }
.modal-close { float: right; cursor: pointer; font-size: 20px;
               color: var(--muted); background: none; border: none; }

/* ─── RECEIPT ───────────────────────────────────────────────── */
.receipt     { border: 2px dashed var(--border); border-radius: 10px;
               padding: 22px; background: #FAFAF7;
               font-family: 'Courier New', monospace; font-size: 12.5px; }
.receipt-hd  { text-align: center; margin-bottom: 16px; }
.receipt-hotel { font-size: 18px; font-weight: 700; }
.r-line      { display: flex; justify-content: space-between;
               padding: 4px 0; border-bottom: 1px dotted #ccc; }
.r-line:last-child { border: none; }
.r-line.total { font-weight: 700; border-top: 2px solid var(--deep) !important;
                margin-top: 6px; padding-top: 9px !important; font-size: 14px; }

/* ─── MISC ──────────────────────────────────────────────────── */
.divider      { height: 1px; background: var(--border); margin: 18px 0; }
.empty-state  { text-align: center; padding: 48px 20px; color: var(--muted); font-size: 14px; }
.extra-block  { border: 1px solid var(--border); border-radius: 8px; padding: 16px;
                margin-top: 12px; background: var(--sand); }
.extra-title  { font-size: 11px; font-weight: 700; color: var(--muted);
                text-transform: uppercase; letter-spacing: .06em; margin-bottom: 10px; }
.spinner      { width: 14px; height: 14px; border: 2px solid rgba(255,255,255,.3);
                border-top-color: #fff; border-radius: 50%;
                animation: spin .65s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }
code { font-family: 'Courier New', monospace; }

/* ─── LOGIN PAGE ────────────────────────────────────────────── */
body.login-body { background: var(--deep); display: flex;
                  align-items: center; justify-content: center; }
.login-box  { background: #fff; border-radius: var(--r-lg); padding: 42px;
              width: 380px; max-width: 96vw; box-shadow: var(--shadow-lg); }
.login-logo { text-align: center; margin-bottom: 28px; }
.login-badge { width: 54px; height: 54px; background: var(--gold); border-radius: 12px;
               display: inline-flex; align-items: center; justify-content: center;
               font-size: 28px; font-weight: 700; color: var(--deep); }
.login-logo h1 { font-size: 22px; font-weight: 700; margin-top: 12px; }
.login-logo p  { font-size: 12px; color: var(--muted); margin-top: 3px; }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .layout           { grid-template-columns: 1fr; }
  .sidebar          { display: none; }
  .stats-row        { grid-template-columns: 1fr 1fr; }
  .form-grid        { grid-template-columns: 1fr; }
  .form-grid.cols-3 { grid-template-columns: 1fr; }
  .main-content     { padding: 18px; }
}
@media (max-width: 500px) {
  .stats-row { grid-template-columns: 1fr; }
  .page-hd   { flex-direction: column; }
}

/* ─── PRINT ──────────────────────────────────────────────────── */
@media print {
  .topbar, .sidebar, .btn-row, .no-print { display: none !important; }
  .layout { grid-template-columns: 1fr; }
  .card   { box-shadow: none; border: 1px solid #ccc; }
}

/* ─── RECEIPT ────────────────────────────────────────────────── */
.receipt {
  max-width: 380px; margin: 0 auto;
  background: #fff; border: 1px solid var(--border);
  border-radius: 10px; padding: 24px;
  font-size: 13px;
}
.receipt-hd { text-align: center; margin-bottom: 18px; border-bottom: 1px dashed var(--border); padding-bottom: 14px; }
.receipt-hotel { font-size: 17px; font-weight: 700; letter-spacing: .02em; }
.r-line { display: flex; justify-content: space-between; gap: 12px;
          padding: 5px 0; border-bottom: 1px solid #f0ebe0; font-size: 12.5px; }
.r-line span:first-child { color: var(--muted); }
.r-line span:last-child  { font-weight: 600; text-align: right; word-break: break-all; }
.r-line.total { font-size: 15px; font-weight: 700; border-top: 2px solid var(--deep);
                border-bottom: none; margin-top: 8px; padding-top: 10px; }
@media print {
  .receipt { border: none; box-shadow: none; max-width: 100%; }
  #receipt-qr img { display: block !important; }
}

/* ─── MODAL ──────────────────────────────────────────────────── */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(26,18,9,.55);
                 z-index: 9999; align-items: center; justify-content: center; padding: 20px; }
.modal-overlay.open { display: flex; }
.modal-box { background: #fff; border-radius: var(--r-lg); padding: 32px;
             max-width: 520px; width: 100%; position: relative;
             max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-lg); }
.modal-close { position: absolute; top: 14px; right: 16px; background: none;
               border: none; font-size: 18px; cursor: pointer; color: var(--muted); }
.modal-close:hover { color: var(--deep); }
.modal-title { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.modal-sub   { font-size: 12px; color: var(--muted); margin-bottom: 8px; }

/* ─── HAMBURGER ──────────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column; justify-content: center; gap: 5px;
  width: 38px; height: 38px; padding: 6px;
  background: none; border: none; cursor: pointer;
  border-radius: 8px; transition: background .15s;
}
.hamburger:hover { background: rgba(255,255,255,.1); }
.hamburger span  { display: block; height: 2px; background: var(--sand);
                   border-radius: 2px; transition: all .2s; }

/* ─── MOBILE DRAWER ──────────────────────────────────────────── */
.mob-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(26,18,9,.5); z-index: 400;
}
.mob-overlay.open { display: block; }

.mob-drawer {
  position: fixed; top: 0; left: 0; bottom: 0;
  width: 280px; background: #fff; z-index: 500;
  display: flex; flex-direction: column;
  transform: translateX(-100%);
  transition: transform .25s cubic-bezier(.4,0,.2,1);
  box-shadow: 4px 0 24px rgba(26,18,9,.18);
}
.mob-drawer.open { transform: translateX(0); }

.mob-drawer-head {
  background: var(--deep); color: var(--sand);
  padding: 16px 18px; display: flex;
  align-items: center; justify-content: space-between;
  border-bottom: 2px solid var(--gold); flex-shrink: 0;
  min-height: 62px;
}

.mob-drawer-nav  { flex: 1; overflow-y: auto; padding: 8px 0; }
.mob-drawer-foot { padding: 14px 16px; border-top: 1px solid var(--border); flex-shrink: 0; }

.mob-sec { font-size: 10px; font-weight: 700; letter-spacing: .14em;
           text-transform: uppercase; color: var(--muted); padding: 12px 18px 4px; }

.mob-nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 18px; color: var(--muted); font-size: 14px;
  font-weight: 500; border-left: 3px solid transparent;
  transition: all .12s; text-decoration: none;
}
.mob-nav-item:hover  { background: var(--sand); color: var(--deep); text-decoration: none; }
.mob-nav-item.active { background: var(--sand); color: var(--ocean);
                       border-left-color: var(--ocean); font-weight: 600; }

/* ─── RESPONSIVE OVERRIDES ───────────────────────────────────── */
@media (max-width: 900px) {
  .hamburger            { display: flex; }
  .tb-user-desktop      { display: none; }
  .tb-logout-desktop    { display: none; }
  .topbar               { padding: 0 16px; }
  .main-content         { padding: 16px; }
}
@media (min-width: 901px) {
  .hamburger            { display: none; }
  .mob-drawer           { display: none; }
  .mob-overlay          { display: none !important; }
}