:root {
  color-scheme: dark;
  --bg: #07101d;
  --panel: rgba(10, 21, 38, 0.86);
  --panel-strong: rgba(14, 29, 52, 0.94);
  --panel-border: rgba(135, 178, 255, 0.18);
  --text: #edf4ff;
  --muted: #9fb3d5;
  --primary: #77a8ff;
  --accent: #8df0d3;
  --danger: #ff8f95;
  --warning: #ffd879;
  --success: #8cf0b2;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at 0% 0%, rgba(118, 167, 255, 0.22), transparent 26%),
    radial-gradient(circle at 100% 0%, rgba(144, 242, 218, 0.16), transparent 28%),
    radial-gradient(circle at 50% 100%, rgba(103, 126, 255, 0.1), transparent 32%),
    linear-gradient(180deg, #07101d 0%, #091220 48%, #0a1524 100%);
  color: var(--text);
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: #aac8ff;
}

button,
input,
textarea,
select {
  font: inherit;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

code {
  display: inline-block;
  max-width: 100%;
  padding: 0.22rem 0.5rem;
  border-radius: 10px;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  font-family: Consolas, "Courier New", monospace;
  color: #eaf2ff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 64px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  padding: 16px 18px;
  background: rgba(8, 18, 32, 0.68);
  border: 1px solid var(--panel-border);
  border-radius: 22px;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--text);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  color: #081120;
  background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
  box-shadow: 0 10px 24px rgba(119, 168, 255, 0.24);
}

.site-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
}

.site-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.hero,
.dashboard,
.checkout-page,
.query-page {
  display: grid;
  gap: 24px;
}

.hero-card,
.panel,
.auth-card,
.redeem-card,
.order-result-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-card {
  position: relative;
  overflow: hidden;
  padding: 44px;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: auto -70px -90px auto;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(144, 242, 218, 0.2), transparent 68%);
  pointer-events: none;
}

.panel,
.auth-card,
.redeem-card,
.order-result-card {
  padding: 28px;
}

.hero-card h1,
.panel h1,
.auth-card h1,
.redeem-card h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
}

.panel h1,
.auth-card h1,
.redeem-card h1 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
}

.panel h2 {
  margin: 0 0 8px;
  font-size: 1.35rem;
}

.panel h3,
.product-card h3,
.admin-product-card h3 {
  margin: 0 0 8px;
}

.lead,
.panel-head p,
.product-card p,
.admin-product-card p,
.side-note-card li,
.tip-box,
.empty-state p,
.order-result-card p {
  color: var(--muted);
  line-height: 1.72;
}

.lead {
  margin: 0;
  max-width: 850px;
  font-size: 1.02rem;
}

.lead.small {
  max-width: none;
  font-size: 0.96rem;
}

.eyebrow {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero-points,
.product-metrics,
.hero-actions,
.card-actions,
.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.hero-points {
  margin: 24px 0 0;
}

.hero-points span {
  padding: 10px 14px;
  border-radius: 999px;
  color: #d9e7ff;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.hero-actions {
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 800;
  transition: 0.2s ease;
}

.button.primary {
  color: #051120;
  background: linear-gradient(135deg, #8ef0d1 0%, #6ea8fe 100%);
  box-shadow: 0 14px 32px rgba(110, 168, 254, 0.22);
}

.button.secondary,
.button.ghost {
  color: var(--text);
  background: rgba(255, 255, 255, 0.055);
  border-color: rgba(255, 255, 255, 0.1);
}

.button.danger {
  color: #ffd8db;
  background: rgba(255, 143, 149, 0.14);
  border-color: rgba(255, 143, 149, 0.4);
}

.button.small {
  min-height: 36px;
  padding: 0 14px;
  font-size: 0.9rem;
}

.button.wide {
  width: 100%;
}

.button:hover:not(:disabled) {
  transform: translateY(-1px);
  filter: brightness(1.06);
}

.panel-head {
  margin-bottom: 18px;
}

.panel-head.split {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
}

.flow-grid,
.product-grid,
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}

.flow-card,
.product-card,
.stat-card,
.side-note-card,
.delivery-item,
.admin-product-card,
.qr-card,
.order-facts,
.empty-state {
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.045);
}

.flow-card,
.product-card,
.side-note-card,
.admin-product-card,
.empty-state {
  padding: 22px;
}

.flow-card strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 16px;
  border-radius: 14px;
  color: #07101d;
  background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
}

.product-title-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}

.price {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: max-content;
  padding: 0.3rem 0.76rem;
  border-radius: 999px;
  color: #07101d;
  font-weight: 900;
  background: linear-gradient(135deg, #ffe59b, #8ef0d1);
}

.price.large {
  font-size: 1.2rem;
  padding: 0.5rem 0.95rem;
}

.product-metrics {
  margin-top: 16px;
}

.product-metrics.spacious {
  margin: 22px 0;
}

.metric-reset-form {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 12px;
  margin-top: 14px;
  padding: 10px 12px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 14px;
  background: rgba(15, 23, 42, 0.32);
  color: var(--muted);
  font-size: 13px;
}

.metric-reset-form label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
}

.metric-reset-form input[type="checkbox"] {
  width: 14px;
  height: 14px;
}

.compact-metric-reset {
  padding: 8px 10px;
  margin-top: 10px;
}

.badge,
.status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.32rem 0.74rem;
  border-radius: 999px;
  font-size: 0.84rem;
  white-space: nowrap;
}

.badge {
  background: rgba(110, 168, 254, 0.14);
  color: #b4cdff;
}

.status.success {
  background: rgba(126, 240, 165, 0.14);
  color: var(--success);
}

.status.pending {
  background: rgba(255, 209, 102, 0.14);
  color: var(--warning);
}

.status.danger {
  background: rgba(255, 143, 149, 0.13);
  color: var(--danger);
}

.status.muted {
  background: rgba(160, 177, 205, 0.12);
  color: #c8d6ef;
}

.card-actions {
  margin-top: 18px;
}

.export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.export-actions form {
  margin: 0;
}

.order-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.order-actions form {
  margin: 0;
}

.compact-export {
  margin-top: 12px;
}

.stats-grid .stat-card {
  padding: 20px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.03));
}

.stat-card span {
  display: block;
  color: var(--muted);
  margin-bottom: 8px;
}

.stat-card strong {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.two-col,
.two-panel-page {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.95fr);
  gap: 20px;
}

.two-panel-page {
  align-items: start;
}

.stack-form {
  display: grid;
  gap: 14px;
}

.stack-form label {
  display: grid;
  gap: 8px;
}

.stack-form span {
  color: #d5e2ff;
  font-weight: 700;
}

.field-hint {
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

.stack-form input,
.stack-form select,
.stack-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  color: var(--text);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 14px;
  outline: none;
}

.stack-form textarea {
  min-height: 110px;
  padding: 12px 14px;
  resize: vertical;
}

.stack-form input:focus,
.stack-form select:focus,
.stack-form textarea:focus {
  border-color: rgba(110, 168, 254, 0.75);
  box-shadow: 0 0 0 4px rgba(110, 168, 254, 0.12);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.tip-box,
.success-panel {
  margin-top: 18px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.048);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tip-box p,
.success-panel p {
  margin: 8px 0 0;
}

.inline-tip {
  margin-top: 0;
}

.accent-card {
  background:
    linear-gradient(180deg, rgba(119, 168, 255, 0.08), rgba(255, 255, 255, 0.03)),
    rgba(255, 255, 255, 0.04);
}

.table-wrap {
  overflow-x: auto;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(0, 0, 0, 0.12);
}

th,
td {
  padding: 15px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  text-align: left;
  vertical-align: top;
}

th {
  color: #d7e6ff;
  font-size: 0.92rem;
}

td {
  color: var(--muted);
}

tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

.empty-cell,
.empty-state {
  text-align: center;
  color: var(--muted);
}

.empty-state.compact {
  padding: 18px;
}

.center-wrap {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 160px);
}

.auth-card,
.redeem-card {
  width: min(720px, 100%);
}

.error-list {
  margin: 0 0 16px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 143, 149, 0.24);
  background: rgba(255, 143, 149, 0.1);
  color: #ffd5d8;
  display: grid;
  gap: 6px;
}

.flash {
  margin-bottom: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.flash-success {
  background: rgba(126, 240, 165, 0.12);
  border-color: rgba(126, 240, 165, 0.22);
  color: #cbffdd;
}

.flash-warning {
  background: rgba(255, 209, 102, 0.12);
  border-color: rgba(255, 209, 102, 0.22);
  color: #ffe7a6;
}

.checkout-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.75fr) minmax(320px, 1.25fr);
  gap: 18px;
}

.qr-card {
  display: grid;
  place-items: center;
  gap: 14px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.92);
  color: #0b172a;
}

.qr-image {
  width: min(260px, 100%);
  aspect-ratio: 1;
  border-radius: 16px;
  background: #fff;
}

.qr-caption {
  display: grid;
  gap: 4px;
  text-align: center;
}

.order-facts {
  display: grid;
  gap: 10px;
  padding: 18px;
}

.order-facts div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.order-facts div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.order-facts span {
  color: var(--muted);
}

.order-facts strong {
  color: var(--text);
  text-align: right;
}

.order-facts.compact-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.order-facts.compact-grid div {
  display: grid;
}

.delivery-list,
.order-result-list,
.admin-product-list {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.delivery-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.055);
}

.delivery-item span {
  color: var(--muted);
  min-width: max-content;
}

.claim-code-card {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(141, 240, 211, 0.24);
  background: rgba(141, 240, 211, 0.08);
}

.claim-code-card span {
  color: var(--muted);
  font-weight: 700;
}

.claim-code-card code {
  width: fit-content;
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  letter-spacing: 0.14em;
  color: #07101d;
  background: linear-gradient(135deg, #ffe59b, #8ef0d1);
}

.query-form {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  align-items: end;
}

.query-form button {
  align-self: end;
}

.admin-product-card {
  background: var(--panel-strong);
}

.admin-actions form,
.table-wrap form {
  margin: 0;
}

.compact-form {
  margin-top: 16px;
}

.compact-form textarea {
  min-height: 82px;
}

.stock-manager {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
}

.stock-manager-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  color: var(--text);
}

.stock-manager-head small {
  color: var(--muted);
}

.stock-list {
  display: grid;
  gap: 12px;
  max-height: 520px;
  margin-top: 14px;
  overflow: auto;
  padding-right: 4px;
}

.stock-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
  padding: 12px;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stock-select-box {
  display: inline-flex;
  align-items: flex-start;
  gap: 8px;
  padding-top: 10px;
  color: var(--text);
  font-weight: 700;
}

.stock-select-box input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--primary);
}

.stock-batch-form {
  margin: 0 0 12px;
}

.stock-batch-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.stock-batch-count {
  color: var(--muted);
}

.stock-select-all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 700;
}

.stock-select-all input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.stock-edit-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
  margin: 0;
}

.stock-edit-form label {
  display: grid;
  gap: 8px;
}

.stock-edit-form span {
  color: #d5e2ff;
  font-weight: 700;
}

.stock-edit-form textarea {
  width: 100%;
  min-height: 54px;
  padding: 10px 12px;
  font-family: inherit;
  color: var(--text);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 12px;
  outline: none;
  resize: vertical;
}

.stock-edit-form input[type="file"] {
  width: 100%;
  min-height: 40px;
  padding: 8px 10px;
  color: var(--text);
  background: rgba(0, 0, 0, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
}

.stock-file-field {
  grid-column: 1 / 2;
}

.stock-edit-form .button {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: end;
}

.stock-delete-form {
  margin: 0;
  align-self: end;
}

.external-code-manager {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid rgba(255, 209, 102, 0.18);
  border-radius: 18px;
  background: rgba(255, 209, 102, 0.045);
}

.warning-tip {
  border-color: rgba(255, 209, 102, 0.22);
  background: rgba(255, 209, 102, 0.08);
  color: #ffe7a6;
}

.external-code-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.external-code-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border-radius: 14px;
  background: rgba(0, 0, 0, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.external-code-row small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  line-height: 1.5;
}

.external-code-row form,
.external-code-batch-form {
  margin: 0;
}

.code-select-box,
.code-select-all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 700;
}

.code-select-box input,
.code-select-all input {
  width: 18px;
  height: 18px;
  accent-color: var(--warning);
}

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

.helper-list {
  margin: 0;
  padding-left: 1.2rem;
  display: grid;
  gap: 0.75rem;
  color: var(--muted);
}

.mini-form-grid,
.order-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.order-summary-grid {
  margin-top: 16px;
}

.order-summary-grid div {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.05);
}

.order-summary-grid strong {
  color: #d8e6ff;
}

.order-summary-grid span {
  color: var(--muted);
}

.copy-block {
  width: 100%;
  min-height: 220px;
  margin-top: 14px;
  padding: 14px;
  border-radius: 16px;
  resize: vertical;
  color: var(--text);
  background: rgba(0, 0, 0, 0.24);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

@media (max-width: 920px) {
  .two-col,
  .two-panel-page,
  .checkout-grid,
  .query-form {
    grid-template-columns: 1fr;
  }

  .site-header,
  .panel-head.split,
  .product-title-row,
  .delivery-item {
    align-items: stretch;
  }

  .site-header,
  .product-title-row,
  .panel-head.split,
  .delivery-item,
  .order-facts div {
    flex-direction: column;
  }

  .hero-card {
    padding: 32px 24px;
  }

  .order-facts strong {
    text-align: left;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 14px;
  }

  .panel,
  .auth-card,
  .order-result-card {
    padding: 20px;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .mini-form-grid,
  .order-summary-grid {
    grid-template-columns: 1fr;
  }

  .stock-row,
  .stock-edit-form,
  .external-code-row {
    grid-template-columns: 1fr;
  }

  .stock-select-box,
  .stock-select-all {
    padding-top: 0;
  }

  .stock-edit-form .button {
    grid-column: auto;
    grid-row: auto;
  }
}