/* ── Lucas Store Admin — v2 professional dark theme ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg:        #0c0e14;
  --bg2:       #13161f;
  --card:      #191d28;
  --card-hover:#1e2331;
  --line:      #252a38;
  --line2:     #2e3548;
  --text:      #e8ecf1;
  --muted:     #6b7a8d;
  --accent:    #4f8fff;
  --accent-bg: rgba(79,143,255,.10);
  --ok:        #34d399;
  --ok-bg:     rgba(52,211,153,.10);
  --warn:      #fbbf24;
  --warn-bg:   rgba(251,191,36,.10);
  --danger:    #f87171;
  --danger-bg: rgba(248,113,113,.10);
  --radius:    12px;
  --radius-sm: 8px;
  --shadow:    0 1px 3px rgba(0,0,0,.25), 0 4px 12px rgba(0,0,0,.15);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.4);
  --transition: .18s ease;
  --sidebar-w: 250px;
}

/* ── Reset ─────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.55}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* ── Buttons ───────────────────────────── */
button{
  font:inherit;cursor:pointer;border:0;border-radius:var(--radius-sm);
  padding:8px 16px;font-weight:600;font-size:13px;
  background:var(--accent);color:#fff;
  transition:all var(--transition);display:inline-flex;align-items:center;gap:6px;
  box-shadow:0 1px 2px rgba(0,0,0,.2)
}
button:hover{filter:brightness(1.15);transform:translateY(-1px)}
button:active{transform:translateY(0);filter:brightness(.95)}
button.alt{background:var(--card);color:var(--text);border:1px solid var(--line)}
button.alt:hover{border-color:var(--line2);background:var(--card-hover)}
button.ok{background:var(--ok);color:#052e16}
button.warn{background:var(--warn);color:#422006}
button.danger{background:var(--danger);color:#fff}
button.sm{padding:5px 10px;font-size:12px;border-radius:6px}

/* ── Inputs ────────────────────────────── */
input,select,textarea{
  width:100%;padding:9px 12px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--bg);color:var(--text);
  font:inherit;font-size:13px;transition:border-color var(--transition),box-shadow var(--transition);
  outline:none
}
input:focus,select:focus,textarea:focus{
  border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(79,143,255,.15)
}
select{cursor:pointer;appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg width='10' height='6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236b7a8d' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 12px center;padding-right:32px}
textarea{resize:vertical;min-height:80px}
label{font-size:12px;color:var(--muted);font-weight:600;display:block;margin-bottom:5px;letter-spacing:.01em}
input[type="checkbox"]{width:auto;height:16px;width:16px;accent-color:var(--accent);cursor:pointer}

/* ── Typography ────────────────────────── */
h2{font-size:20px;font-weight:700;letter-spacing:-.01em}
h3{font-size:15px;font-weight:700;margin-bottom:12px}

/* ── Table ─────────────────────────────── */
table{width:100%;border-collapse:collapse}
th{
  text-align:left;padding:10px 14px;
  font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;
  color:var(--muted);border-bottom:2px solid var(--line2);
  background:var(--bg2);position:sticky;top:0;z-index:1;
  white-space:nowrap
}
td{
  padding:10px 14px;border-bottom:1px solid var(--line);
  font-size:13px;vertical-align:middle;
  transition:background var(--transition)
}
tbody tr{transition:background var(--transition)}
tbody tr:hover td{background:rgba(79,143,255,.04)}
td input[type="checkbox"]{cursor:pointer}
.tablewrap{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);overflow:auto;
  box-shadow:var(--shadow)
}
.mono{font-family:'SF Mono','Cascadia Code',Consolas,monospace;font-size:12px;opacity:.85}

/* ── Badges ────────────────────────────── */
.badge{
  display:inline-flex;align-items:center;gap:4px;
  padding:3px 10px;border-radius:99px;
  font-size:11px;font-weight:700;letter-spacing:.02em;
  line-height:1.4;white-space:nowrap
}
.badge.ok{background:var(--ok-bg);color:var(--ok)}
.badge.warn{background:var(--warn-bg);color:var(--warn)}
.badge.danger{background:var(--danger-bg);color:var(--danger)}
.badge.muted{background:rgba(107,122,141,.12);color:var(--muted)}
.badge.accent{background:var(--accent-bg);color:var(--accent)}

/* ── Login ─────────────────────────────── */
.login-wrap{
  min-height:100vh;display:grid;place-items:center;
  background:radial-gradient(800px 400px at 50% -5%,rgba(79,143,255,.08),transparent),var(--bg)
}
.login-card{
  width:min(92vw,400px);background:var(--card);
  border:1px solid var(--line);border-radius:16px;
  padding:36px 32px;box-shadow:var(--shadow-lg)
}
.login-card h1{font-size:26px;font-weight:800;margin-bottom:4px}
.login-card h1 span{color:var(--accent)}
.login-card>p{color:var(--muted);margin-bottom:24px;font-size:13px}
.login-card .field{margin-bottom:16px}
.login-card button{width:100%;padding:11px;font-size:14px;justify-content:center}
.err-msg{color:var(--danger);font-size:13px;margin-top:12px;text-align:center}

/* ── Shell (sidebar + main) ────────────── */
.shell{display:grid;grid-template-columns:var(--sidebar-w) 1fr;min-height:100vh}
.sidebar{
  background:var(--bg2);border-right:1px solid var(--line);
  position:sticky;top:0;height:100vh;overflow-y:auto;
  padding:0;overflow-x:hidden;
  display:flex;flex-direction:column
}
.brand{
  font-size:17px;font-weight:800;padding:20px 18px 14px;
  display:flex;align-items:center;gap:10px;
  border-bottom:1px solid var(--line);flex-shrink:0
}
.brand span{color:var(--accent)}
.brand-icon{font-size:20px}

.nav{flex:1;padding:8px 10px;overflow-y:auto}
.nav .group{
  font-size:10.5px;color:#556070;text-transform:uppercase;
  padding:16px 10px 6px;letter-spacing:.08em;font-weight:700
}
.nav a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:var(--radius-sm);
  color:var(--muted);font-weight:600;font-size:13px;
  margin-bottom:2px;transition:all var(--transition);
  text-decoration:none;position:relative
}
.nav a:hover{background:rgba(255,255,255,.04);color:var(--text);text-decoration:none}
.nav a.active{
  background:var(--accent);color:#fff;
  box-shadow:0 2px 8px rgba(79,143,255,.3)
}
.nav a .icon{font-size:16px;width:22px;text-align:center;flex-shrink:0}

.main{padding:28px 32px;overflow-y:auto;max-height:100vh;background:var(--bg)}
.topbar{
  display:flex;justify-content:space-between;align-items:center;
  margin-bottom:24px;flex-shrink:0
}
.topbar h2{display:flex;align-items:center;gap:10px}
.topbar .user{
  color:var(--muted);font-size:13px;display:flex;gap:14px;align-items:center
}
.topbar .user button{font-size:12px;padding:5px 12px}

/* ── Grid & Cards ──────────────────────── */
.grid{display:grid;gap:16px}
.cards{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;
  box-shadow:var(--shadow);transition:border-color var(--transition)
}
.card:hover{border-color:var(--line2)}
.card h3{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}

/* stat cards */
.stat{position:relative;overflow:hidden}
.stat .icon-bg{
  position:absolute;top:-8px;right:-8px;
  font-size:48px;opacity:.06;pointer-events:none
}
.stat .k{color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.stat .v{font-size:28px;font-weight:800;margin-top:6px;letter-spacing:-.02em}
.stat .n{color:var(--muted);font-size:12px;margin-top:4px}

/* ── Toolbar ───────────────────────────── */
.toolbar{
  display:flex;gap:10px;margin-bottom:16px;flex-wrap:wrap;align-items:center
}
.toolbar input,.toolbar select{width:auto;min-width:170px}
.toolbar .spacer{flex:1}

/* ── Row actions ───────────────────────── */
.row-actions{display:flex;gap:6px;flex-wrap:wrap}

/* ── Inline catalog category dropdown ──── */
.cat-dd{
  font-size:11px;padding:2px 6px;border-radius:4px;
  max-width:150px;min-width:100px;
  background:var(--bg);color:var(--text);
  border:1px solid var(--line);cursor:pointer;
  transition:border-color .15s ease
}
.cat-dd:hover{border-color:var(--accent)}
.cat-dd:focus{border-color:var(--accent);box-shadow:0 0 0 2px rgba(79,143,255,.15)}

/* ── Empty state ───────────────────────── */
.empty{
  padding:40px;text-align:center;color:var(--muted);
  font-size:13px
}
.empty-icon{font-size:32px;opacity:.4;margin-bottom:8px}

/* ── Modal ─────────────────────────────── */
.modal-bg{
  position:fixed;inset:0;background:rgba(0,0,0,.55);
  backdrop-filter:blur(4px);
  display:grid;place-items:center;z-index:50;
  animation:fadeIn .15s ease
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.modal{
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:24px;
  width:min(94vw,540px);max-height:88vh;overflow-y:auto;
  box-shadow:var(--shadow-lg);
  animation:slideUp .2s ease
}
.modal h3{margin-bottom:16px;font-size:16px}
.modal .field{margin-bottom:14px}
.modal .actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px;padding-top:14px;border-top:1px solid var(--line)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.three{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}

/* ── Charts (line) ─────────────────────── */
.chart-wrap{
  width:100%;overflow-x:auto
}
.line-chart{
  width:100%;height:auto;display:block;
  font-family:'Inter',system-ui,-apple-system,sans-serif
}
.line-chart .grid{
  stroke:var(--line);stroke-width:1;stroke-dasharray:3,3
}
.line-chart .y-label{
  fill:var(--muted);font-size:9px;text-anchor:end;dominant-baseline:central
}
.line-chart .x-label{
  fill:var(--muted);font-size:9px;text-anchor:middle;dominant-baseline:text-before-edge
}
.line-chart .line{
  fill:none;stroke:var(--accent);stroke-width:2.5;
  stroke-linejoin:round;stroke-linecap:round
}
.line-chart .dot{
  fill:var(--accent);stroke:var(--card);stroke-width:2;cursor:pointer;
  transition:r .15s ease
}
.line-chart .dot:hover{r:5;filter:brightness(1.3)}

/* ── Toast ─────────────────────────────── */
.toast{
  position:fixed;bottom:24px;right:24px;
  background:var(--card);border:1px solid var(--line);
  border-left:4px solid var(--ok);
  padding:12px 18px;border-radius:var(--radius);
  font-size:13px;
  z-index:100;max-width:380px;
  box-shadow:var(--shadow-lg);
  animation:slideUp .2s ease;
  display:flex;align-items:center;gap:8px
}
.toast.err{border-left-color:var(--danger)}

/* ── Hamburger (mobile) ────────────────── */
.menu-btn{
  display:none;background:none;border:0;color:var(--text);
  font-size:22px;padding:6px;cursor:pointer;line-height:1
}
.menu-btn:hover{color:var(--accent)}

/* ── Scrollbar ─────────────────────────── */
::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--line2);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:#4a5568}

/* ── Responsive ────────────────────────── */
@media(max-width:900px){
  .shell{grid-template-columns:1fr}
  .sidebar{
    position:fixed;z-index:40;
    transform:translateX(-100%);transition:transform .25s ease;
    width:var(--sidebar-w)
  }
  .sidebar.open{transform:none;box-shadow:var(--shadow-lg)}
  .menu-btn{display:inline-flex}
  .main{padding:20px 16px}
  .cards{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
}