:root{
  --bg:#0a0a0a;
  --surface:#161616;
  --surface-2:#1f1f1f;
  --surface-3:#292929;
  --border:#2b2b2b;
  --red:#e4322b;
  --gold:#f2b705;
  --text:#ffffff;
  --text-dim:#9a9a9a;
  --text-dim-2:#6f6f6f;
  --success:#2ecc71;
  --radius:16px;
  --rail-w:88px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html,body{height:100%;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',sans-serif;
}
h1,h2,h3,.brand,.nav-label,.card-title{
  font-family:'Oswald',sans-serif;
  text-transform:uppercase;
  letter-spacing:.02em;
}
button{font-family:inherit; cursor:pointer; border:none; background:none; color:inherit;}
input,select,textarea{font-family:inherit;}
a{color:inherit; text-decoration:none;}

/* ---------- App shell ---------- */
.app{
  display:flex;
  height:100vh;
  width:100vw;
}

.rail{
  width:var(--rail-w);
  flex-shrink:0;
  background:var(--surface);
  border-right:1px solid var(--border);
  display:flex;
  flex-direction:column;
  align-items:center;
  padding:18px 0 14px;
  transition:width .18s ease;
}
.rail-logo{
  width:44px; height:44px;
  border-radius:12px;
  background:linear-gradient(135deg, var(--red), var(--gold));
  display:flex; align-items:center; justify-content:center;
  font-family:'Oswald',sans-serif;
  font-weight:700;
  font-size:18px;
  margin-bottom:14px;
  flex-shrink:0;
}
.rail-toggle{
  width:36px; height:32px;
  border-radius:9px;
  background:var(--surface-2);
  border:1px solid var(--border);
  display:flex; align-items:center; justify-content:center;
  font-size:14px; color:var(--text-dim);
  margin-bottom:18px;
  flex-shrink:0;
}
.rail-toggle:hover{ color:var(--gold); border-color:var(--gold); }
.rail.collapsed{ width:72px; }
.rail.collapsed .nav-label{ display:none; }
.rail.collapsed .nav-item{ width:48px; }
.rail-nav{
  display:flex;
  flex-direction:column;
  gap:6px;
  width:100%;
  align-items:center;
  flex:1;
}
.nav-item{
  width:68px;
  padding:10px 4px 8px;
  border-radius:12px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:4px;
  color:var(--text-dim);
  transition:.15s;
  position:relative;
}
.nav-item .icon{font-size:20px; line-height:1;}
.nav-label{font-size:10px; font-weight:600; letter-spacing:.03em;}
.nav-item.active{
  color:var(--text);
  background:var(--surface-2);
}
.nav-item.active::before{
  content:'';
  position:absolute;
  left:-14px; top:50%; transform:translateY(-50%);
  width:4px; height:22px;
  border-radius:0 4px 4px 0;
  background:linear-gradient(180deg, var(--red), var(--gold));
}
.nav-item:not(.active):hover{ color:var(--text); }

/* Main column */
.main{
  flex:1;
  display:flex;
  flex-direction:column;
  min-width:0;
}

.topbar{
  height:64px;
  flex-shrink:0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 28px;
  border-bottom:1px solid var(--border);
  background:linear-gradient(90deg, rgba(228,50,43,.06), rgba(242,183,5,.03) 60%, transparent);
}
.topbar-left{display:flex; flex-direction:column; line-height:1.1;}
.brand{font-size:16px; font-weight:700;}
.brand span{color:var(--gold);}
.outlet{font-size:11px; color:var(--text-dim); font-weight:500; margin-top:2px;}
.topbar-right{display:flex; align-items:center; gap:18px;}
.clock{font-size:13px; color:var(--text-dim); font-variant-numeric:tabular-nums;}
.cashier{
  display:flex; align-items:center; gap:8px;
  background:var(--surface-2);
  padding:6px 12px 6px 6px;
  border-radius:100px;
  font-size:12px;
  font-weight:600;
}
.avatar{
  width:26px; height:26px; border-radius:50%;
  background:linear-gradient(135deg, var(--red), var(--gold));
  display:flex; align-items:center; justify-content:center;
  font-size:11px; font-weight:700;
}
.logout-btn{
  font-size:11px; color:var(--text-dim); font-weight:600;
  border:1px solid var(--border); border-radius:100px; padding:6px 12px;
}
.logout-btn:hover{ color:var(--red); border-color:var(--red); }

.content{
  flex:1;
  overflow-y:auto;
  padding:28px 32px 40px;
}

/* ---------- Placeholder ---------- */
.placeholder-card{
  max-width:480px;
  margin:80px auto 0;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:40px 32px;
  text-align:center;
}
.placeholder-card .icon{font-size:40px; margin-bottom:14px;}
.placeholder-card h2{font-size:18px; margin-bottom:8px;}
.placeholder-card p{font-size:13px; color:var(--text-dim); line-height:1.5;}

/* ---------- Login ---------- */
.login-page{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  background:radial-gradient(ellipse at top, rgba(228,50,43,.08), transparent 60%), var(--bg);
}
.login-card{
  width:100%;
  max-width:360px;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:36px 32px;
}
.login-logo{
  width:56px; height:56px;
  border-radius:14px;
  background:linear-gradient(135deg, var(--red), var(--gold));
  display:flex; align-items:center; justify-content:center;
  font-family:'Oswald',sans-serif;
  font-weight:700;
  font-size:22px;
  margin:0 auto 18px;
}
.login-title{text-align:center; font-size:20px; font-weight:700; margin-bottom:2px;}
.login-title span{color:var(--gold);}
.login-sub{text-align:center; font-size:12px; color:var(--text-dim); margin-bottom:28px;}
.form-group{margin-bottom:16px;}
.form-group label{display:block; font-size:11px; font-weight:600; color:var(--text-dim); margin-bottom:6px; text-transform:uppercase; letter-spacing:.03em;}
.form-group input,.form-group select,.form-group textarea{
  width:100%;
  background:var(--surface-2);
  border:1px solid var(--border);
  border-radius:10px;
  padding:11px 14px;
  color:var(--text);
  font-size:14px;
}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{ outline:none; border-color:var(--gold); }
.form-group textarea{resize:vertical; min-height:70px;}
.form-hint{font-size:11px; color:var(--text-dim-2); margin-top:5px;}
.login-btn{
  width:100%;
  background:linear-gradient(135deg, var(--red), var(--gold));
  color:#fff;
  font-weight:700;
  font-size:13px;
  text-transform:uppercase;
  letter-spacing:.03em;
  padding:12px;
  border-radius:10px;
  margin-top:6px;
}
.login-btn:hover{ opacity:.9; }
.login-error{
  background:rgba(228,50,43,.1);
  border:1px solid rgba(228,50,43,.3);
  color:#ff8a80;
  font-size:12px;
  padding:10px 12px;
  border-radius:8px;
  margin-bottom:16px;
}
.login-hint{
  margin-top:20px;
  font-size:11px;
  color:var(--text-dim-2);
  text-align:center;
  line-height:1.6;
}

/* ---------- Page header ---------- */
.page-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:20px;
  flex-wrap:wrap;
  gap:12px;
}
.page-title{font-size:20px; font-weight:700;}
.page-sub{font-size:12px; color:var(--text-dim); margin-top:2px;}
.page-actions{display:flex; gap:10px; flex-wrap:wrap;}
.btn{
  display:inline-flex; align-items:center; gap:6px;
  padding:9px 16px;
  border-radius:10px;
  font-size:12.5px;
  font-weight:600;
  border:1px solid var(--border);
  background:var(--surface-2);
  color:var(--text);
}
.btn:hover{ border-color:var(--gold); }
.btn-primary{
  background:linear-gradient(135deg, var(--red), var(--gold));
  border:none;
  color:#fff;
}
.btn-primary:hover{ opacity:.9; }
.btn-danger{ color:#ff8a80; }
.btn-danger:hover{ border-color:var(--red); }
.btn-sm{ padding:5px 10px; font-size:11px; }
.btn-ghost{ background:transparent; }

/* ---------- Cards / tabs ---------- */
.tabs{ display:flex; gap:8px; margin-bottom:20px; border-bottom:1px solid var(--border); }
.tab-item{
  padding:10px 16px;
  font-size:12.5px; font-weight:600;
  color:var(--text-dim);
  border-bottom:2px solid transparent;
}
.tab-item.active{ color:var(--text); border-color:var(--gold); }
.tab-item:hover{ color:var(--text); }

.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
}
.stat-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:14px; margin-bottom:22px; }
.stat-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:14px;
  padding:16px 18px;
}
.stat-label{font-size:11px; color:var(--text-dim); font-weight:600; text-transform:uppercase; letter-spacing:.03em; margin-bottom:6px;}
.stat-value{font-size:22px; font-weight:700;}
.stat-value.gold{ color:var(--gold); }
.stat-value.red{ color:var(--red); }
.stat-value.green{ color:var(--success); }

/* ---------- Tables ---------- */
.table-wrap{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
}
.table-scroll{
  overflow-x:auto;
  /* Scroll-shadow hint: fades in on either edge only while there is more
     content to scroll to, so a wide table doesn't silently hide columns. */
  background:
    linear-gradient(to right, var(--surface) 30%, rgba(255,255,255,0)),
    linear-gradient(to right, rgba(255,255,255,0), var(--surface) 70%) 100% 0,
    linear-gradient(to right, rgba(0,0,0,.5), rgba(0,0,0,0)),
    linear-gradient(to left, rgba(0,0,0,.5), rgba(0,0,0,0)) 100% 0;
  background-repeat:no-repeat;
  background-color:var(--surface);
  background-size:24px 100%, 24px 100%, 10px 100%, 10px 100%;
  background-attachment:local, local, scroll, scroll;
}
.data-table{ width:100%; border-collapse:collapse; font-size:12.5px; min-width:600px; }
.data-table th{
  text-align:left;
  padding:12px 16px;
  background:var(--surface-2);
  color:var(--text-dim);
  font-weight:600;
  font-size:11px;
  text-transform:uppercase;
  letter-spacing:.03em;
  white-space:nowrap;
}
.data-table td{
  padding:12px 16px;
  border-top:1px solid var(--border);
  vertical-align:middle;
}
.data-table tbody tr:hover{ background:rgba(255,255,255,.02); }
.data-table .muted{ color:var(--text-dim); }
.data-table .wrap{ white-space:normal; }
.data-table th.aksi-col, .data-table td.aksi-col{
  position:sticky; right:0; background:var(--surface);
  box-shadow:-6px 0 8px -6px rgba(0,0,0,.4);
}
.data-table th.aksi-col{ background:var(--surface-2); }
.row-actions{ display:flex; gap:6px; }
.empty-row td{ text-align:center; padding:30px; color:var(--text-dim); }

.badge{
  display:inline-block;
  padding:3px 9px;
  border-radius:100px;
  font-size:10.5px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.02em;
}
.badge.success{ background:rgba(46,204,113,.15); color:var(--success); }
.badge.warn{ background:rgba(242,183,5,.15); color:var(--gold); }
.badge.danger{ background:rgba(228,50,43,.15); color:#ff8a80; }
.badge.muted{ background:var(--surface-2); color:var(--text-dim); }

/* ---------- Modal ---------- */
.modal-overlay{
  position:fixed; inset:0;
  background:rgba(0,0,0,.6);
  display:none;
  align-items:center; justify-content:center;
  z-index:200;
  padding:20px;
}
.modal-overlay.show{ display:flex; }
.modal-box{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  width:100%; max-width:480px;
  max-height:88vh;
  display:flex; flex-direction:column;
}
.modal-box.wide{ max-width:680px; }
.modal-head{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 22px;
  border-bottom:1px solid var(--border);
  flex-shrink:0;
}
.modal-title{font-size:15px; font-weight:700;}
.modal-close{ font-size:18px; color:var(--text-dim); }
.modal-close:hover{ color:var(--text); }
.modal-body{
  padding:20px 22px;
  overflow-y:auto;
  /* flex:1 + min-height:0 makes the body the ONLY part that scrolls/shrinks —
     without min-height:0, a flex column child won't shrink below its content
     size, so on a short window the footer (Simpan/Batal) could get pushed
     off-screen instead of the body scrolling. */
  flex:1;
  min-height:0;
}
.modal-foot{
  padding:16px 22px;
  border-top:1px solid var(--border);
  display:flex; justify-content:flex-end; gap:10px;
  flex-shrink:0;
}
.repeater-row{ display:flex; gap:8px; align-items:center; margin-bottom:8px; }
.repeater-row select,.repeater-row input{ flex:1; }
.toast-wrap{
  position:fixed; bottom:24px; right:24px; z-index:300;
  display:flex; flex-direction:column; gap:8px;
}
.toast{
  background:var(--surface-2);
  border:1px solid var(--border);
  border-left:3px solid var(--gold);
  border-radius:10px;
  padding:12px 16px;
  font-size:12.5px;
  min-width:220px;
  box-shadow:0 8px 24px rgba(0,0,0,.4);
}
.toast.error{ border-left-color:var(--red); }