:root {
  --bg: #0F0B08; --surface: #1A1410; --card: #231C16; --border: #3A2E24;
  --cream: #F0E8D8; --muted: #8A7A68; --dim: #4A3C30;
  --espresso: #C17F3E; --matcha: #7A9B5C; --rose: #C4897A; --cold: #6B9BB8;
  --critical: #E05C5C; --ok: #5C9E6B; --warn: #D4903A;
  --text: #E8DDD0; --text2: #A89880;
}
* { margin:0; padding:0; box-sizing:border-box; }
body { background:var(--bg); color:var(--text); font-family:'DM Sans',sans-serif; min-height:100vh; }

/* HEADER */
.app-header {
  background:var(--surface);
  border-bottom:1px solid var(--border);
  padding:1rem 2rem;
  display:flex; align-items:center; justify-content:space-between;
}
.app-header .brand { font-family:'Playfair Display',serif; font-size:1.2rem; color:var(--espresso); }
.app-header .brand span { color:var(--cream); }
.header-right { display:flex; align-items:center; gap:1rem; }
.weather-pill {
  display:flex; align-items:center; gap:.5rem;
  background:var(--card); border:1px solid var(--border);
  border-radius:20px; padding:.35rem .9rem;
  font-family:'JetBrains Mono',monospace; font-size:.7rem; color:var(--muted);
  cursor:pointer; transition:border-color .2s;
}
.weather-pill:hover { border-color:var(--cold); }
.weather-pill .wicon { font-size:1rem; }
.date-badge { font-family:'JetBrains Mono',monospace; font-size:.68rem; color:var(--muted); }

/* NAV */
.app-nav {
  background:var(--surface); border-bottom:1px solid var(--border);
  display:flex; padding:0 2rem; gap:0; overflow-x:auto;
}
.app-nav button {
  background:none; border:none; color:var(--muted);
  font-family:'JetBrains Mono',monospace; font-size:.68rem;
  padding:.7rem 1.2rem; cursor:pointer; letter-spacing:.04em;
  border-bottom:2px solid transparent; white-space:nowrap; transition:all .2s;
}
.app-nav button.active, .app-nav button:hover { color:var(--espresso); border-bottom-color:var(--espresso); }

/* LAYOUT */
.main { padding:1.5rem 2rem; max-width:1400px; margin:0 auto; }
.section { display:none; } .section.active { display:block; }

/* ALERT BANNER */
.alert-bar {
  border-radius:6px; padding:.85rem 1.2rem; margin-bottom:1.25rem;
  display:flex; align-items:flex-start; gap:.75rem;
}
.alert-bar.critical { background:rgba(224,92,92,.12); border:1px solid rgba(224,92,92,.3); border-left:3px solid var(--critical); }
.alert-bar.warn { background:rgba(212,144,58,.1); border:1px solid rgba(212,144,58,.25); border-left:3px solid var(--warn); }
.alert-bar.ok { background:rgba(92,158,107,.1); border:1px solid rgba(92,158,107,.25); border-left:3px solid var(--ok); }
.alert-bar.info { background:rgba(107,155,184,.1); border:1px solid rgba(107,155,184,.25); border-left:3px solid var(--cold); }
.alert-bar .aicon { font-size:1.1rem; flex-shrink:0; margin-top:.05rem; }
.alert-bar .atxt { font-size:.82rem; color:var(--text2); line-height:1.5; }
.alert-bar .atxt strong { color:var(--text); font-weight:500; }

/* STATUS GRID */
.status-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:.75rem; margin-bottom:1.5rem; }
.stat-card { background:var(--card); border:1px solid var(--border); border-radius:6px; padding:1rem; }
.stat-card .slabel { font-family:'JetBrains Mono',monospace; font-size:.6rem; color:var(--muted); letter-spacing:.08em; text-transform:uppercase; margin-bottom:.3rem; }
.stat-card .sval { font-family:'Playfair Display',serif; font-size:1.7rem; line-height:1; }
.stat-card .ssub { font-size:.7rem; color:var(--muted); margin-top:.25rem; }
.stat-card.critical { border-color:rgba(224,92,92,.4); }
.stat-card.critical .sval { color:var(--critical); }
.stat-card.warn .sval { color:var(--warn); }
.stat-card.ok .sval { color:var(--ok); }
.stat-card.info .sval { color:var(--cold); }

/* INVENTORY TABLE */
.inv-controls {
  display:flex; align-items:center; gap:.75rem; margin-bottom:1rem; flex-wrap:wrap;
}
.inv-controls select, .inv-controls input[type=text] {
  background:var(--card); border:1px solid var(--border); color:var(--text);
  font-family:'JetBrains Mono',monospace; font-size:.72rem;
  padding:.45rem .75rem; border-radius:4px; outline:none;
}
.inv-controls select:focus, .inv-controls input[type=text]:focus { border-color:var(--espresso); }
.btn {
  font-family:'JetBrains Mono',monospace; font-size:.7rem; letter-spacing:.04em;
  padding:.45rem 1rem; border-radius:4px; border:none; cursor:pointer; transition:all .2s;
}
.btn.primary { background:var(--espresso); color:#fff; }
.btn.primary:hover { background:#D4913E; }
.btn.secondary { background:var(--card); border:1px solid var(--border); color:var(--text2); }
.btn.secondary:hover { border-color:var(--espresso); color:var(--text); }
.btn.danger { background:rgba(224,92,92,.15); border:1px solid rgba(224,92,92,.3); color:var(--critical); }
.btn.success { background:rgba(92,158,107,.15); border:1px solid rgba(92,158,107,.3); color:var(--ok); }
.btn.sm { padding:.3rem .65rem; font-size:.65rem; }

.inv-table-wrap { background:var(--card); border:1px solid var(--border); border-radius:6px; overflow:hidden; margin-bottom:1.5rem; }
table { width:100%; border-collapse:collapse; }
thead tr { background:var(--surface); }
th { font-family:'JetBrains Mono',monospace; font-size:.62rem; color:var(--muted); letter-spacing:.06em; text-transform:uppercase; padding:.65rem 1rem; text-align:left; border-bottom:1px solid var(--border); }
td { padding:.6rem 1rem; border-bottom:1px solid rgba(58,46,36,.5); font-size:.82rem; }
tr:last-child td { border-bottom:none; }
tr:hover td { background:rgba(255,255,255,.02); }

.stock-input {
  width:70px; background:var(--surface); border:1px solid var(--border);
  color:var(--text); font-family:'JetBrains Mono',monospace; font-size:.8rem;
  padding:.3rem .5rem; border-radius:3px; text-align:center; outline:none;
}
.stock-input:focus { border-color:var(--espresso); }
.stock-input.changed { border-color:var(--warn); background:rgba(212,144,58,.08); }

/* STATUS BADGES */
.badge { display:inline-flex; align-items:center; gap:.3rem; font-family:'JetBrains Mono',monospace; font-size:.62rem; padding:.2rem .55rem; border-radius:3px; letter-spacing:.03em; }
.badge.critical { background:rgba(224,92,92,.15); color:var(--critical); border:1px solid rgba(224,92,92,.3); }
.badge.warn { background:rgba(212,144,58,.12); color:var(--warn); border:1px solid rgba(212,144,58,.25); }
.badge.ok { background:rgba(92,158,107,.12); color:var(--ok); border:1px solid rgba(92,158,107,.25); }
.badge.info { background:rgba(107,155,184,.12); color:var(--cold); border:1px solid rgba(107,155,184,.25); }

/* Progress bar */
.prog-wrap { width:80px; height:5px; background:var(--dim); border-radius:3px; display:inline-block; vertical-align:middle; }
.prog-fill { height:100%; border-radius:3px; transition:width .3s; }
.prog-fill.critical { background:var(--critical); }
.prog-fill.warn { background:var(--warn); }
.prog-fill.ok { background:var(--ok); }

/* ORDER GENERATION */
.order-section { display:grid; grid-template-columns:1fr 1fr; gap:1.5rem; margin-bottom:1.5rem; }
.order-panel { background:var(--card); border:1px solid var(--border); border-radius:6px; padding:1.25rem; }
.order-panel h3 { font-family:'Playfair Display',serif; font-size:1rem; color:var(--espresso); margin-bottom:.25rem; }
.order-panel .panel-sub { font-family:'JetBrains Mono',monospace; font-size:.62rem; color:var(--muted); margin-bottom:1rem; }

.vendor-tag { display:inline-block; font-family:'JetBrains Mono',monospace; font-size:.6rem; padding:.15rem .45rem; border-radius:3px; margin-right:.3rem; }
.vendor-tag.local { background:rgba(122,155,92,.15); color:var(--matcha); border:1px solid rgba(122,155,92,.25); }
.vendor-tag.online { background:rgba(107,155,184,.15); color:var(--cold); border:1px solid rgba(107,155,184,.25); }
.vendor-tag.roaster { background:rgba(193,127,62,.15); color:var(--espresso); border:1px solid rgba(193,127,62,.25); }
.vendor-tag.costco { background:rgba(180,80,80,.15); color:#E08080; border:1px solid rgba(180,80,80,.25); }

/* AI ORDER PANEL */
.ai-panel { background:var(--card); border:1px solid var(--border); border-radius:6px; padding:1.25rem; margin-bottom:1.5rem; }
.ai-panel h3 { font-family:'Playfair Display',serif; font-size:1rem; color:var(--espresso); margin-bottom:.25rem; }
.ai-panel .panel-sub { font-family:'JetBrains Mono',monospace; font-size:.62rem; color:var(--muted); margin-bottom:1rem; }
.ai-config { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:.75rem; margin-bottom:1rem; }
.ai-config-item label { font-family:'JetBrains Mono',monospace; font-size:.62rem; color:var(--muted); display:block; margin-bottom:.3rem; text-transform:uppercase; letter-spacing:.05em; }
.ai-config-item select, .ai-config-item input[type=range] { width:100%; background:var(--surface); border:1px solid var(--border); color:var(--text); font-family:'JetBrains Mono',monospace; font-size:.72rem; padding:.4rem .6rem; border-radius:4px; outline:none; }
.ai-output { background:var(--surface); border:1px solid var(--border); border-radius:4px; padding:1rem; font-size:.82rem; line-height:1.65; color:var(--text2); min-height:120px; white-space:pre-wrap; font-family:'DM Sans',sans-serif; }
.ai-output.loading { color:var(--muted); font-style:italic; }
.ai-output strong { color:var(--espresso); font-weight:500; }

/* LOG */
.log-list { display:flex; flex-direction:column; gap:.5rem; }
.log-item { background:var(--card); border:1px solid var(--border); border-radius:4px; padding:.75rem 1rem; display:flex; align-items:flex-start; gap:.75rem; }
.log-item .log-time { font-family:'JetBrains Mono',monospace; font-size:.62rem; color:var(--muted); flex-shrink:0; padding-top:.05rem; }
.log-item .log-txt { font-size:.81rem; color:var(--text2); line-height:1.45; }
.log-item .log-txt strong { color:var(--text); }
.log-item .log-dot { width:7px; height:7px; border-radius:50%; flex-shrink:0; margin-top:.3rem; }
.log-item .log-dot.red { background:var(--critical); }
.log-item .log-dot.yellow { background:var(--warn); }
.log-item .log-dot.green { background:var(--ok); }
.log-item .log-dot.blue { background:var(--cold); }

/* Vendor order cards */
.vendor-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:1rem; margin-bottom:1.5rem; }
.vendor-card { background:var(--card); border:1px solid var(--border); border-radius:6px; padding:1.1rem; }
.vendor-card .vname { font-family:'Playfair Display',serif; font-size:.95rem; color:var(--cream); margin-bottom:.25rem; }
.vendor-card .vtype { font-family:'JetBrains Mono',monospace; font-size:.6rem; color:var(--muted); margin-bottom:.75rem; }
.vendor-card .vitem { display:flex; justify-content:space-between; align-items:center; padding:.35rem 0; border-bottom:1px solid rgba(58,46,36,.4); font-size:.8rem; }
.vendor-card .vitem:last-child { border:none; }
.vendor-card .vqty { font-family:'JetBrains Mono',monospace; font-size:.75rem; color:var(--espresso); font-weight:500; }
.vendor-card .copy-btn { font-family:'JetBrains Mono',monospace; font-size:.6rem; padding:.2rem .5rem; border-radius:3px; border:1px solid var(--border); background:none; color:var(--muted); cursor:pointer; transition:all .2s; }
.vendor-card .copy-btn:hover { border-color:var(--espresso); color:var(--espresso); }
.vendor-card .vcopy-all { width:100%; margin-top:.75rem; }

/* Modal */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,.7); z-index:100; display:none; align-items:center; justify-content:center; }
.modal-overlay.open { display:flex; }
.modal { background:var(--surface); border:1px solid var(--border); border-radius:8px; padding:1.5rem; width:480px; max-width:95vw; max-height:85vh; overflow-y:auto; }
.modal h3 { font-family:'Playfair Display',serif; font-size:1.1rem; color:var(--espresso); margin-bottom:1rem; }
.modal-field { margin-bottom:.85rem; }
.modal-field label { font-family:'JetBrains Mono',monospace; font-size:.62rem; color:var(--muted); display:block; margin-bottom:.3rem; text-transform:uppercase; letter-spacing:.05em; }
.modal-field input, .modal-field select { width:100%; background:var(--card); border:1px solid var(--border); color:var(--text); font-family:'JetBrains Mono',monospace; font-size:.78rem; padding:.5rem .75rem; border-radius:4px; outline:none; }
.modal-field input:focus, .modal-field select:focus { border-color:var(--espresso); }
.modal-actions { display:flex; gap:.75rem; margin-top:1.25rem; justify-content:flex-end; }

/* Scrollbar */
::-webkit-scrollbar { width:5px; height:5px; }
::-webkit-scrollbar-track { background:var(--bg); }
::-webkit-scrollbar-thumb { background:var(--dim); border-radius:3px; }

@media(max-width:768px) {
  .app-header, .app-nav, .main { padding-left:1rem; padding-right:1rem; }
  .order-section { grid-template-columns:1fr; }
  .status-grid { grid-template-columns:repeat(2,1fr); }
}