:root {
  --bg: #1a1020;
  --panel: #2a1733;
  --panel-2: #3a2045;
  --line: #5a3568;
  --ink: #fff8f0;
  --muted: #d4b8c8;
  --accent: #f0a33a;
  --accent-ink: #3a1a08;
  --brand: #6b2d7b;
  --danger: #ff8f8f;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 0%, #5a2a6e 0%, transparent 40%),
    radial-gradient(circle at 100% 100%, #8a4a20 0%, transparent 36%),
    var(--bg);
}

body { padding-bottom: calc(64px + var(--safe-bottom)); }

.hidden { display: none !important; }

.screen { min-height: 100vh; }

.login-card {
  max-width: 420px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
  text-align: center;
}

.logo {
  width: min(200px, 58%);
  height: auto;
  display: block;
  margin: 1.5rem auto 0.85rem;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,.35));
}

.login-card h1 {
  margin: 0;
  font-size: 1.6rem;
  letter-spacing: 0.02em;
}

.login-card p {
  margin: 0.35rem 0 1.4rem;
  color: var(--muted);
}

.login-card form { text-align: left; }

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

input, select, textarea {
  width: 100%;
  margin-bottom: 0.85rem;
  padding: 0.75rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #1a0f22;
  color: var(--ink);
  font: inherit;
}

textarea { resize: vertical; }

.btn {
  border: 0;
  border-radius: 12px;
  padding: 0.8rem 1rem;
  font-weight: 650;
  background: var(--accent);
  color: var(--accent-ink);
  cursor: pointer;
  width: 100%;
}

.btn:active { transform: scale(0.98); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}
.btn-accent { background: #ffe14a; }
.btn-small { width: auto; padding: 0.45rem 0.75rem; font-size: 0.85rem; }

#customer-form {
  text-align: left;
  padding-bottom: 1rem;
}

.msg { margin-top: 0.75rem; min-height: 1.2em; font-size: 0.9rem; }
.msg.err { color: var(--danger); }

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: color-mix(in srgb, var(--bg) 88%, black);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.brand-mini {
  font-weight: 700;
  font-size: 0.95rem;
}

.user-line {
  color: var(--muted);
  font-size: 0.8rem;
}

.page {
  padding: 1rem 1rem 1.5rem;
  animation: rise 220ms ease-out;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.page h2 {
  margin: 0 0 0.85rem;
  font-size: 1.35rem;
}

.page-head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.85rem;
}

.page-head h2 { margin: 0; }

.cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.card {
  background: color-mix(in srgb, var(--panel) 88%, black);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.85rem;
}

.card .label {
  color: var(--muted);
  font-size: 0.78rem;
  margin-bottom: 0.25rem;
}

.card .value {
  font-size: 1.45rem;
  font-weight: 700;
}

.stack {
  display: grid;
  gap: 0.55rem;
  margin-top: 0.75rem;
}

.list { display: grid; gap: 0.55rem; }

.list-item {
  text-align: left;
  width: 100%;
  background: color-mix(in srgb, var(--panel) 88%, black);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.85rem 0.95rem;
  color: var(--ink);
  cursor: pointer;
}

.list-item strong { display: block; margin-bottom: 0.2rem; }
.list-item .meta { color: var(--muted); font-size: 0.82rem; line-height: 1.35; }

.detail {
  background: color-mix(in srgb, var(--panel) 88%, black);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.95rem;
  margin-bottom: 0.85rem;
  line-height: 1.45;
}

.detail dt {
  color: var(--muted);
  font-size: 0.78rem;
  margin-top: 0.55rem;
}

.detail dt:first-child { margin-top: 0; }
.detail dd { margin: 0.1rem 0 0; }

.subtle { color: var(--muted); margin: -0.4rem 0 0.85rem; }
.section-label { color: var(--muted); font-size: 0.85rem; margin: 0.4rem 0 0.45rem; }
.total { font-weight: 700; font-size: 1.05rem; margin: 0.75rem 0; }

.items {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.65rem;
  background: #1a0f22;
  margin-bottom: 0.55rem;
}

.item-row {
  display: grid;
  grid-template-columns: 1fr 78px 36px;
  gap: 0.4rem;
  margin-bottom: 0.45rem;
  align-items: center;
}

.item-row:last-child { margin-bottom: 0; }
.item-row select, .item-row input { margin: 0; }

.link-back {
  background: none;
  border: 0;
  color: var(--accent);
  padding: 0;
  margin-bottom: 0.65rem;
  cursor: pointer;
  font: inherit;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  font-size: 0.75rem;
}

.tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.25rem;
  padding: 0.45rem 0.55rem calc(0.45rem + var(--safe-bottom));
  background: color-mix(in srgb, var(--panel) 92%, black);
  border-top: 1px solid var(--line);
  z-index: 10;
}

.tab {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.65rem 0.35rem;
  border-radius: 10px;
  cursor: pointer;
  font-weight: 600;
}

.tab.active {
  color: var(--accent-ink);
  background: var(--accent);
}

.empty {
  color: var(--muted);
  padding: 1rem 0.25rem;
}