:root {
  --bg: #FAF8F3;
  --surface: #FFFFFF;
  --text: #1F2420;
  --text-muted: #6B6F68;
  --border: #E3DFD3;
  --primary: #0F6A4C;
  --primary-hover: #0C5940;
  --primary-tint: #E4F2EA;
  --amber: #B4720E;
  --amber-tint: #FBEDD9;
  --danger: #B3462C;
  --danger-tint: #F6E4DE;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: var(--font-mono); }
.muted { color: var(--text-muted); }

/* ---------- Layout shells ---------- */
.screen { min-height: 100vh; }

#login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

#dashboard-screen {
  max-width: 640px;
  margin: 0 auto;
  padding: 20px 16px 80px;
}

/* ---------- Brand mark ---------- */
.brand-mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 28px;
  color: var(--primary);
  letter-spacing: -0.02em;
}
.brand-mark.small { font-size: 15px; margin-bottom: 4px; }
.brand-sub {
  color: var(--text-muted);
  margin: 2px 0 28px;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- Login ---------- */
.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 36px 32px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 2px 16px rgba(31,36,32,0.05);
}

form label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin: 16px 0 6px;
  color: var(--text-muted);
}

form input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 15px;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
}
form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-tint);
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
}

.primary-btn {
  background: var(--primary);
  color: white;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 18px;
  border-radius: 8px;
  transition: background 0.15s ease;
}
.primary-btn:hover { background: var(--primary-hover); }
.full-width { width: 100%; }

#login-form button[type="submit"] {
  background: var(--primary);
  color: white;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 18px;
  border-radius: 8px;
  width: 100%;
  margin-top: 22px;
}
#login-form button[type="submit"]:hover { background: var(--primary-hover); }
#login-form button[type="submit"]:disabled { opacity: 0.6; cursor: default; }

.ghost-btn {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
}
.ghost-btn:hover { border-color: var(--text-muted); color: var(--text); }

.error-text {
  color: var(--danger);
  font-size: 13px;
  margin-top: 14px;
  margin-bottom: 0;
}

/* ---------- Dashboard top ---------- */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
}
.topbar h1 {
  font-family: var(--font-display);
  font-size: 21px;
  margin: 0;
}
#shop-code { font-size: 12px; margin-top: 2px; }

/* ---------- Stat strip ---------- */
.stat-strip {
  display: flex;
  gap: 12px;
  margin-bottom: 22px;
}
.stat {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--primary);
}
.stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ---------- Tabs ---------- */
.tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  background: transparent;
  padding: 10px 4px;
  margin-right: 18px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
}
.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ---------- Empty state ---------- */
.empty-state {
  text-align: center;
  padding: 48px 16px;
}
.empty-state p { margin: 4px 0; }

/* ---------- Order cards ---------- */
.order-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 12px;
}
.order-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}
.order-id { font-family: var(--font-mono); font-weight: 500; font-size: 14px; }
.order-time { font-size: 12px; color: var(--text-muted); }

/* Signature element: ink-stamp style status badge, like a receipt stamp */
.status-stamp {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1.5px solid currentColor;
  border-radius: 4px;
  transform: rotate(-2deg);
}
.status-ordered { color: var(--amber); background: var(--amber-tint); }
.status-out-for-delivery { color: var(--primary); background: var(--primary-tint); }
.status-delivered { color: var(--text-muted); background: var(--bg); }
.status-cancelled { color: var(--danger); background: var(--danger-tint); }

.order-items { margin: 10px 0; font-size: 14px; }
.order-items div { display: flex; justify-content: space-between; padding: 3px 0; }
.order-item-qty { color: var(--text-muted); margin-right: 6px; }

.order-meta { font-size: 13px; color: var(--text-muted); margin-bottom: 10px; }
.order-meta .mono { color: var(--text); }

.order-total {
  display: flex;
  justify-content: space-between;
  font-weight: 600;
  padding-top: 10px;
  border-top: 1px dashed var(--border);
  margin-bottom: 12px;
}

.status-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.status-actions button {
  flex: 1;
  min-width: 110px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 500;
}
.status-actions button:hover { border-color: var(--primary); color: var(--primary); }
.status-actions button:disabled { opacity: 0.4; cursor: default; }

/* ---------- Products ---------- */
.add-product-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin: 12px 0 18px;
}
.add-product-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 7px;
  margin-bottom: 10px;
  font-size: 14px;
  font-family: var(--font-body);
}
.form-actions { display: flex; gap: 8px; }
.form-actions .primary-btn { flex: 1; }

.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.product-info .product-name { font-weight: 600; font-size: 15px; }
.product-info .product-price { font-family: var(--font-mono); font-size: 13px; color: var(--text-muted); }

.product-actions { display: flex; align-items: center; gap: 10px; }

.stock-toggle {
  font-size: 12px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid currentColor;
}
.stock-toggle.available { color: var(--primary); background: var(--primary-tint); }
.stock-toggle.sold-out { color: var(--danger); background: var(--danger-tint); }

.delete-btn {
  background: transparent;
  color: var(--text-muted);
  font-size: 18px;
  line-height: 1;
  padding: 4px 8px;
}
.delete-btn:hover { color: var(--danger); }

@media (max-width: 420px) {
  .login-card { padding: 28px 22px; }
}