:root {
  --bg: #F5F5F0; --card: #FFFFFF; --dark: #1C1917; --dark2: #292524;
  --text: #1C1917; --muted: #78716C; --light: #FAFAF9;
  --accent: #C4552D; --accent-h: #A8441F; --accent-soft: #FEE2D6;
  --green: #16A34A; --green-bg: #DCFCE7;
  --amber: #D97706; --amber-bg: #FEF3C7;
  --red: #DC2626; --red-bg: #FEE2E2;
  --blue: #2563EB; --blue-bg: #DBEAFE;
  --border: #E7E5E4; --border-d: #44403C;
  --ff: 'Noto Sans JP', -apple-system, sans-serif;
  --fm: 'JetBrains Mono', monospace;
  --sidebar-w: 240px;
  --ease: cubic-bezier(.22,1,.36,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:15px;-webkit-font-smoothing:antialiased}
body{font-family:var(--ff);color:var(--text);background:var(--bg);line-height:1.6;display:flex;min-height:100vh}

/* === Sidebar === */
.sidebar{width:var(--sidebar-w);background:var(--dark);color:var(--light);padding:24px 16px;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50;transition:transform .3s var(--ease)}
.sb-logo{display:flex;align-items:center;gap:10px;margin-bottom:32px;padding:0 8px}
.sb-logo-icon{font-size:1.3rem;color:var(--accent)}
.sb-logo-text{font-weight:700;font-size:1rem;letter-spacing:-.01em}
.sb-nav{display:flex;flex-direction:column;gap:4px;flex:1}
.sb-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;font-size:.88rem;color:#A8A29E;transition:all .2s;text-decoration:none}
.sb-link:hover{background:#292524;color:var(--light)}
.sb-link.sb-active{background:var(--accent);color:#fff;font-weight:500}
.sb-icon{font-size:1.1rem;width:22px;text-align:center}
.sb-store{padding:16px 12px;border-top:1px solid var(--border-d)}
.sb-store-name{font-size:.85rem;font-weight:600;margin-bottom:2px}
.sb-store-addr{font-size:.72rem;color:#78716C}

/* === Mobile Header === */
.mobile-header{display:none;position:fixed;top:0;left:0;right:0;z-index:40;background:var(--dark);color:var(--light);padding:10px 16px 0}
.mobile-menu{background:none;border:none;color:var(--light);font-size:1.4rem;cursor:pointer;padding:4px 8px}
.mobile-logo{font-weight:700;font-size:.95rem;margin-left:8px}
.mobile-logo::before{content:'';color:var(--accent)}
.mobile-tabs{display:flex;gap:0;margin-top:10px;border-bottom:1px solid var(--border-d)}
.mt{background:none;border:none;color:#78716C;font-family:var(--ff);font-size:.82rem;padding:8px 16px;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s}
.mt.active{color:var(--light);border-bottom-color:var(--accent)}

/* === Main === */
.main{margin-left:var(--sidebar-w);flex:1;padding:24px;min-height:100vh}

/* === Views === */
.view{display:none}
.view-active{display:block}

/* === Loading === */
.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 0;color:var(--muted)}
.loading-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite;margin-bottom:16px}
@keyframes spin{to{transform:rotate(360deg)}}

/* === Cards === */
.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:22px;margin-bottom:16px}
.card-label{font-size:.82rem;font-weight:600;color:var(--muted);margin-bottom:12px;letter-spacing:.02em}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.card-hint{font-size:.78rem;color:var(--green);background:var(--green-bg);padding:4px 12px;border-radius:100px}

/* === Top Row === */
.top-row{display:grid;grid-template-columns:1.2fr 1fr;gap:16px;margin-bottom:0}
.card-sales{background:var(--dark);color:var(--light);border-color:var(--dark)}
.card-sales .card-label{color:#A8A29E}
.sales-big{font-size:2.6rem;font-weight:900;letter-spacing:-.03em;line-height:1.1;margin-bottom:8px}
.sales-meta{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.sales-delta{font-family:var(--fm);font-size:.82rem;padding:3px 10px;border-radius:100px}
.sales-delta.up{background:rgba(22,163,74,.2);color:#4ADE80}
.sales-delta.down{background:rgba(220,38,38,.2);color:#FCA5A5}
.sales-reason{font-size:.78rem;color:#A8A29E}
.confidence-label{font-size:.72rem;color:#78716C;margin-bottom:4px;display:flex;justify-content:space-between}
.confidence-track{height:6px;background:#44403C;border-radius:3px;overflow:hidden}
.confidence-fill{height:100%;background:var(--accent);border-radius:3px;transition:width 1s var(--ease)}

.weather-big{font-size:1.6rem;font-weight:700;margin-bottom:4px}
.events-list{display:flex;flex-direction:column;gap:6px}
.event-item{display:flex;align-items:center;gap:8px;font-size:.8rem;padding:6px 10px;background:var(--bg);border-radius:8px;border:1px solid var(--border)}
.event-impact{font-family:var(--fm);font-size:.68rem;padding:2px 8px;border-radius:100px;background:var(--amber-bg);color:var(--amber)}
.event-src{font-family:var(--fm);font-size:.62rem;color:var(--muted)}

/* === Hourly Chart === */
.chart{display:flex;align-items:flex-end;gap:4px;height:160px;padding:8px 0;margin-bottom:16px}
.chart-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;height:100%}
.chart-bar-wrap{flex:1;width:100%;display:flex;align-items:flex-end;justify-content:center}
.chart-bar{width:70%;border-radius:6px 6px 2px 2px;background:var(--accent);min-height:4px;transition:height .6s var(--ease);position:relative}
.chart-bar.peak{background:var(--red)}
.chart-bar.low{background:#D6D3D1}
.chart-guests{font-family:var(--fm);font-size:.62rem;color:var(--muted);text-align:center;white-space:nowrap}
.chart-time{font-family:var(--fm);font-size:.62rem;color:var(--muted)}

/* Staff Table */
.staff-table{border-top:1px solid var(--border);padding-top:12px}
.staff-head{display:grid;grid-template-columns:80px repeat(auto-fill,minmax(48px,1fr));gap:2px;font-size:.68rem;color:var(--muted);font-family:var(--fm);padding-bottom:6px;border-bottom:1px solid var(--border)}
.staff-row{display:grid;grid-template-columns:80px repeat(auto-fill,minmax(48px,1fr));gap:2px;font-size:.75rem;padding:6px 0;border-bottom:1px solid #F5F5F0}
.staff-row-label{font-weight:500;font-size:.76rem}
.staff-cell{text-align:center;font-family:var(--fm);font-size:.75rem}
.staff-cell.busy{background:var(--accent-soft);border-radius:4px;font-weight:600;color:var(--accent)}

/* === Procurement === */
.procurement-list{display:flex;flex-direction:column;gap:0}
.proc-cat{font-size:.72rem;font-weight:600;color:var(--accent);margin:12px 0 6px;text-transform:uppercase;letter-spacing:.08em}
.proc-cat:first-child{margin-top:0}
.proc-item{display:grid;grid-template-columns:28px 1fr auto auto;gap:10px;align-items:center;padding:10px 8px;border-bottom:1px solid #F5F5F0;cursor:pointer;transition:opacity .2s}
.proc-item.checked{opacity:.4;text-decoration:line-through}
.proc-check{width:20px;height:20px;border:2px solid var(--border);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.75rem;transition:all .2s}
.proc-item.checked .proc-check{background:var(--green);border-color:var(--green);color:#fff}
.proc-name{font-size:.88rem}
.proc-qty{font-family:var(--fm);font-size:.82rem;font-weight:600}
.proc-delta{font-family:var(--fm);font-size:.7rem;padding:2px 8px;border-radius:100px}
.proc-delta.plus{background:var(--green-bg);color:var(--green)}
.proc-delta.minus{background:var(--red-bg);color:var(--red)}
.proc-delta.zero{background:var(--bg);color:var(--muted)}
.proc-priority{width:4px;height:100%;border-radius:2px;position:absolute;left:0;top:0}

.btn-small{font-family:var(--ff);font-size:.72rem;padding:5px 12px;border:1px solid var(--border);border-radius:6px;background:none;cursor:pointer;color:var(--muted);transition:all .2s}
.btn-small:hover{border-color:var(--text);color:var(--text)}

/* === Alerts === */
.alert{padding:12px 16px;border-radius:10px;margin-bottom:12px;display:flex;align-items:center;gap:10px;font-size:.85rem}
.alert-warning{background:var(--amber-bg);color:#92400E;border:1px solid #FDE68A}
.alert-danger{background:var(--red-bg);color:#991B1B;border:1px solid #FECACA}
.alert-info{background:var(--blue-bg);color:#1E40AF;border:1px solid #BFDBFE}
.alert-icon{font-size:1.1rem}

/* === Week Grid === */
.week-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}
.week-day{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:14px;text-align:center;transition:all .2s}
.week-day:hover{border-color:var(--accent);box-shadow:0 4px 12px rgba(0,0,0,.06)}
.week-day.today{border-color:var(--accent);border-width:2px}
.wd-date{font-size:.78rem;font-weight:600;margin-bottom:2px}
.wd-weather{font-size:1.4rem;margin-bottom:4px}
.wd-sales{font-family:var(--fm);font-size:.88rem;font-weight:700;margin-bottom:2px}
.wd-delta{font-family:var(--fm);font-size:.65rem;padding:2px 6px;border-radius:100px;display:inline-block;margin-bottom:6px}
.wd-delta.up{background:var(--green-bg);color:var(--green)}
.wd-delta.down{background:var(--red-bg);color:var(--red)}
.wd-peak{font-size:.68rem;color:var(--muted);margin-bottom:4px}
.wd-busy{display:flex;justify-content:center;gap:3px}
.wd-busy-dot{width:8px;height:8px;border-radius:50%;background:var(--border)}
.wd-busy-dot.active{background:var(--accent)}
.wd-event{font-size:.65rem;color:var(--amber);margin-top:6px;line-height:1.3}
.wd-alert{font-size:.62rem;color:var(--red);margin-top:4px}

/* === Settings === */
.settings-desc{font-size:.85rem;color:var(--muted);margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:20px}
.form-field{display:flex;flex-direction:column;gap:4px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:.75rem;font-weight:500;color:var(--muted)}
.form-field input{font-family:var(--ff);font-size:.9rem;padding:10px 12px;border:1.5px solid var(--border);border-radius:8px;background:var(--bg);outline:none;transition:border .2s}
.form-field input:focus{border-color:var(--accent)}
.btn-save{width:100%;padding:12px;background:var(--accent);color:#fff;border:none;border-radius:8px;font-family:var(--ff);font-size:.9rem;font-weight:500;cursor:pointer;transition:background .2s}
.btn-save:hover{background:var(--accent-h)}
.saved-msg{text-align:center;color:var(--green);font-size:.85rem;margin-top:12px}
.params-list{display:flex;flex-direction:column;gap:6px}
.param-row{display:flex;align-items:center;gap:10px;font-size:.84rem;padding:8px 12px;background:var(--bg);border-radius:8px}
.param-badge{font-family:var(--fm);font-size:.6rem;padding:3px 8px;border-radius:100px;font-weight:500}
.param-badge.t1{background:var(--accent-soft);color:var(--accent)}
.param-badge.t2{background:var(--green-bg);color:var(--green)}
.param-badge.t3{background:var(--amber-bg);color:var(--amber)}
.param-badge.t4{background:#F5F5F0;color:var(--muted)}

/* === Responsive === */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%)}
  .sidebar.open{transform:translateX(0)}
  .mobile-header{display:flex;flex-wrap:wrap;align-items:center}
  .mobile-tabs{width:100%}
  .main{margin-left:0;padding:16px;padding-top:96px}
  .top-row{grid-template-columns:1fr}
  .week-grid{grid-template-columns:repeat(2,1fr)}
  .form-grid{grid-template-columns:1fr}
  .chart{height:120px}
}
@media(min-width:901px){
  .mobile-header{display:none!important}
}
/* === Badges === */
.badge{display:inline-block;font-family:var(--fm);font-size:.65rem;font-weight:500;padding:4px 10px;border-radius:100px}
.badge-real{background:var(--green-bg);color:var(--green)}
.badge-demo{background:var(--amber-bg);color:var(--amber)}
.badge-ai{background:#EDE9FE;color:#7C3AED}

@media(max-width:480px){
  .week-grid{grid-template-columns:1fr}
  .staff-head,.staff-row{font-size:.62rem}
}