:root {
  --m-brand: #000;
  --m-brand-hover: #333;
  --m-text: #333;
  --m-heading: #1a1a1a;
  --m-muted: #666;
  --m-subtle: #999;
  --m-border: #e5e5e5;
  --m-soft-border: #eee;
  --m-surface: #fff;
  --m-page-bg: #f9f9f9;
  --m-soft-bg: #f5f5f5;
  --m-danger: #d81e06;
  color-scheme: light;
  font-family: "Microsoft YaHei", sans-serif;
  background: var(--m-page-bg);
  color: var(--m-text);
}

body.m-app {
  background: var(--m-page-bg);
  color: var(--m-text);
}

.m-shell {
  background: var(--m-page-bg);
  box-shadow: none;
}

.m-topbar {
  border-bottom: 0;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .08);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.m-topbar-inner {
  height: 56px;
  padding: 0 16px;
}

.m-topbar-brand {
  gap: 0;
  color: var(--m-heading);
}

.m-topbar-brand-logo {
  display: block;
  width: 130px;
  height: 32px;
  object-fit: contain;
  object-position: left center;
}

.m-topbar-back,
.m-topbar-detail-title {
  color: #111827;
}

.m-topbar-back {
  border-radius: 8px;
}

.m-main {
  padding: 18px 14px calc(var(--m-nav-height) + var(--m-safe-bottom) + 24px);
}

.m-payment-hero h1,
.m-payment-result h1 {
  color: var(--m-heading);
  font-size: var(--m-page-title-size);
  font-weight: 700;
  letter-spacing: 0;
}

.m-payment-hero > p:last-child,
.m-payment-result > p {
  color: var(--m-muted);
}

.m-bottom-nav-inner {
  padding: 3px 8px calc(3px + var(--m-safe-bottom));
  border-top: 1px solid var(--m-border);
  background: #fff;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, .05);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.m-bottom-nav-item {
  border-radius: 8px;
  color: #9ca3af;
  font-weight: 500;
}

.m-bottom-nav-item.is-active {
  color: #111827;
  font-weight: 700;
}

.m-bottom-nav-item:focus-visible,
.m-topbar-back:focus-visible,
.m-state-action:focus-visible,
.m-sort-tab:focus-visible,
.m-discovery-refresh:focus-visible,
.m-load-retry:focus-visible,
.m-card-like:focus-visible,
.m-favorite-remove:focus-visible,
.m-detail-favorite:focus-visible,
.m-detail-primary:focus-visible {
  outline: 2px solid #111827;
  outline-offset: 2px;
}

.m-state,
.m-me-loading {
  border: 1px solid var(--m-border);
  border-radius: 16px;
  background: #fff;
  color: var(--m-muted);
  box-shadow: none;
}

.m-state strong,
.m-me-loading strong {
  color: var(--m-heading);
}

.m-state-icon {
  border-radius: 14px;
  background: var(--m-soft-bg);
  color: #111827;
}

.m-state-action,
.m-payment-submit,
.m-detail-primary {
  border-radius: 8px;
  background: var(--m-brand);
  color: #fff;
  box-shadow: none;
}

.m-state-spinner,
.m-load-spinner {
  border-color: #ddd;
  border-top-color: #111;
}

.m-desktop-notice {
  border-color: var(--m-border);
  border-radius: 12px;
  background: #f7f7f7;
  color: var(--m-muted);
}

.m-desktop-notice strong {
  color: var(--m-heading);
}

.m-toast {
  border-radius: 50px;
  background: rgba(0, 0, 0, .94);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .15);
}

/* Discovery */
.m-sort-row {
  border-bottom-color: var(--m-border);
}

.m-sort-tab,
.m-discovery-refresh {
  color: #777;
  font-weight: 500;
}

.m-sort-tab.is-active {
  color: #111827;
  font-weight: 700;
}

.m-sort-tab.is-active::after {
  height: 2px;
  background: #111827;
}

.m-work-grid {
  gap: 12px 10px;
}

.m-work-card,
.m-favorite-card,
.m-skeleton-card {
  border: 1px solid var(--m-border);
  border-radius: 10px;
  background: #fff;
  box-shadow: none;
}

.m-work-cover,
.m-skeleton-cover,
.m-detail-cover-fallback {
  background: #f0f0f0;
  color: #111;
}

.m-work-card-info {
  gap: 8px;
  padding: 10px;
}

.m-work-title {
  color: var(--m-text);
}

.m-work-meta {
  color: var(--m-subtle);
}

.m-card-like.active,
.m-favorite-remove,
.m-detail-favorite.active {
  color: var(--m-danger);
}

.m-skeleton-cover,
.m-skeleton-line {
  background-color: #eee;
}

.m-load-retry,
.m-favorites-more {
  border-color: #ddd;
  border-radius: 8px;
  color: #333;
}

/* Detail */
.m-detail {
  color: var(--m-text);
}

.m-detail-hero,
.m-detail-cover {
  background: #f0f0f0;
}

.m-detail-card,
.m-detail-section {
  border-color: var(--m-border);
  border-radius: 16px;
  box-shadow: none;
}

.m-detail-card {
  margin: 0;
  padding: 20px 20px 24px;
  border: 0;
  border-radius: 0;
}

.m-detail-section-heading p,
.m-detail-package strong {
  color: #111;
}

.m-detail-card h1,
.m-detail-section-heading h2,
.m-detail-author strong,
.m-detail-stats dd {
  color: var(--m-heading);
}

.m-detail-card h1 {
  font-size: var(--m-detail-title-size);
  line-height: 1.35;
  letter-spacing: -.015em;
  text-wrap: pretty;
  overflow-wrap: break-word;
}

.m-detail-author span,
.m-detail-stats dt,
.m-detail-description,
.m-detail-package,
.m-detail-section-heading > span {
  color: var(--m-muted);
}

.m-detail-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--m-border);
}

.m-detail-author {
  order: 1;
  display: inline-flex;
  width: auto;
  min-width: 0;
  max-width: min(42%, 120px);
  min-height: 28px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  text-decoration: none;
  gap: 7px;
}

.m-detail-author img {
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
}

.m-detail-author strong {
  min-width: 0;
  max-width: 76px;
  overflow: hidden;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

a.m-detail-author:focus-visible {
  outline: 2px solid var(--m-heading);
  outline-offset: 2px;
}

.m-detail-stats {
  order: 2;
  display: flex;
  flex: 0 1 auto;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(8px, 2.5vw, 12px);
  margin: 0;
  padding: 0;
  border: 0;
}

.m-detail-stats div {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 5px;
  text-align: left;
}

.m-detail-stats div + div {
  border-left: 0;
}

.m-detail-stats dt,
.m-detail-stats dd {
  margin: 0;
}

.m-detail-stats dt img {
  display: block;
  width: 14px;
  height: 14px;
}

.m-detail-stats dd {
  font-size: 11px;
  line-height: 1;
}

.m-detail-copy {
  margin-top: 18px;
  padding-top: 0;
  border-top: 0;
}

.m-detail-copy h2 {
  margin: 0 0 8px;
  color: var(--m-heading);
  font-size: 13px;
  line-height: 1.4;
}

.m-detail-description {
  margin-top: 0;
  color: #555;
  font-size: var(--m-body-size);
  line-height: 1.8;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.m-detail-description > :first-child {
  margin-top: 0;
}

.m-detail-description > :last-child {
  margin-bottom: 0;
}

.m-detail-tags {
  margin-top: 14px;
}

.m-detail-package {
  margin-top: 18px;
  padding: 18px 0 0;
  border-top: 1px solid var(--m-border);
  border-radius: 0;
  background: transparent;
  font-size: 13px;
  line-height: 1.75;
}

.m-detail-package strong {
  margin-bottom: 8px;
  font-size: 13px;
  line-height: 1.4;
}

.m-detail-tags a,
.m-detail-reaction {
  background: var(--m-soft-bg);
  color: #555;
}

.m-detail-actions-inner {
  border-top-color: var(--m-border);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, .05);
}

/* Payment */
.m-payment .m-plan-card.is-month-plan {
  background: #fff;
}

.m-payment .m-plan-card.is-year-plan {
  background: #fff;
}

.m-payment .m-plan-card.is-month-plan .m-plan-main > strong,
.m-payment .m-plan-card.is-month-plan .m-plan-price,
.m-payment .m-plan-card.is-year-plan .m-plan-title > strong,
.m-payment .m-plan-card.is-year-plan .m-plan-price {
  color: #111;
}

.m-payment .m-plan-card.is-year-plan .m-plan-title b {
  background: #111;
  color: #fff;
}

.m-payment .m-plan-card.is-month-plan:has(input:checked) .m-plan-main > strong,
.m-payment .m-plan-card.is-month-plan:has(input:checked) .m-plan-price,
.m-payment .m-plan-card.is-month-plan.is-selected .m-plan-main > strong,
.m-payment .m-plan-card.is-month-plan.is-selected .m-plan-price,
.m-payment .m-plan-card.is-year-plan:has(input:checked) .m-plan-title > strong,
.m-payment .m-plan-card.is-year-plan:has(input:checked) .m-plan-price,
.m-payment .m-plan-card.is-year-plan.is-selected .m-plan-title > strong,
.m-payment .m-plan-card.is-year-plan.is-selected .m-plan-price {
  color: var(--m-danger);
}

.m-payment .m-plan-card.is-month-plan:has(input:checked),
.m-payment .m-plan-card.is-month-plan.is-selected {
  border-color: #ededed;
  background: #fff5f4;
  box-shadow: inset 3px 0 0 var(--m-danger);
}

.m-payment .m-plan-card.is-year-plan:has(input:checked),
.m-payment .m-plan-card.is-year-plan.is-selected {
  border-color: #ededed;
  background: linear-gradient(90deg, #fff5f4 0, #fffafa 100%);
  box-shadow: inset 3px 0 0 var(--m-danger);
}

.m-payment .m-plan-card.is-month-plan:has(input:checked) .m-plan-radio,
.m-payment .m-plan-card.is-month-plan.is-selected .m-plan-radio,
.m-payment .m-plan-card.is-year-plan:has(input:checked) .m-plan-radio,
.m-payment .m-plan-card.is-year-plan.is-selected .m-plan-radio {
  border-color: var(--m-danger);
  background: var(--m-danger);
}

.m-payment .m-plan-card.is-year-plan:has(input:checked) .m-plan-title b,
.m-payment .m-plan-card.is-year-plan.is-selected .m-plan-title b {
  background: var(--m-danger);
  color: #fff;
}

.m-payment .m-booster-option .m-booster-card:has(input:checked),
.m-payment .m-booster-option .m-booster-card.is-selected {
  border: 0;
  background: #fff5f4;
  box-shadow: inset 3px 0 0 var(--m-danger);
}

.m-payment .m-booster-card:has(input:checked) .m-plan-main > strong,
.m-payment .m-booster-card.is-selected .m-plan-main > strong {
  color: var(--m-danger);
}

.m-payment .m-booster-card:has(input:checked) .m-booster-validity,
.m-payment .m-booster-card.is-selected .m-booster-validity {
  background: #fff0ef;
  color: var(--m-danger);
}

.m-payment .m-plan-card.is-disabled {
  background: #fafafa;
  box-shadow: none;
}

.m-payment .m-plan-card.is-disabled .m-plan-main > strong,
.m-payment .m-plan-card.is-disabled .m-plan-title > strong {
  color: #aaa;
}

.m-plan-card,
.m-booster-field,
.m-payment-method,
.m-result-order {
  border: 1px solid var(--m-border);
  border-radius: 12px;
  box-shadow: none;
}

.m-plan-card:has(input:checked),
.m-plan-card.is-selected {
  border-color: #000;
  background: #fff;
}

.m-plan-card b,
.m-amount-input i,
.m-payment-safety span::before {
  color: #111;
}

.m-amount-input {
  border-color: #ddd;
  border-radius: 8px;
}

.m-result-icon {
  background: #f0f0f0;
}

.m-result-icon span {
  border-color: #111;
  border-top-color: transparent;
}

.m-result-actions a,
.m-result-actions button {
  border-color: #111;
  border-radius: 8px;
  color: #111;
}

.m-result-actions button {
  background: #111;
  color: #fff;
}

@media (min-width: 521px) {
  body.m-app {
    background: #f1f1f1;
  }

  .m-shell {
    border-right: 1px solid var(--m-border);
    border-left: 1px solid var(--m-border);
  }
}

@media (max-width: 350px) {
  .m-topbar-brand-logo {
    width: 114px;
    height: 28px;
  }
}