/**
 * P2 pages ? single / archive / auth
 */

/* No-rail (auth) */
body.biupro-no-rail .bp-sidebar,
body.biupro-no-rail .bp-rail-toggle,
body.biupro-no-rail .bp-rail-mask {
  display: none !important;
}

body.biupro-no-rail .bp-stage {
  margin-left: 0 !important;
}

.bp-btn-ghost {
  background: transparent;
  border: 1px solid var(--bp-hair);
  color: var(--bp-ink);
}

.bp-btn-ghost:hover {
  border-color: var(--bp-accent);
  color: var(--bp-accent);
}

.bp-btn-block {
  width: 100%;
}

.bp-pill {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  border: 1px solid var(--bp-hair);
}

.bp-pill.is-member {
  border-color: color-mix(in srgb, var(--bp-accent) 50%, var(--bp-hair));
  color: var(--bp-accent);
}

.bp-pill.is-free {
  border-color: color-mix(in srgb, var(--bp-ok) 45%, var(--bp-hair));
  color: var(--bp-ok);
}

.bp-mute {
  color: var(--bp-mute-2);
}

.bp-sep {
  opacity: 0.35;
}

/* Article hero */
.bp-article-hero {
  padding: 28px 0 32px;
  border-bottom: 1px solid var(--bp-ink);
  margin-bottom: 36px;
}

.bp-article-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 22px;
  font-size: 0.9rem;
  color: var(--bp-muted);
}

.bp-article-title {
  margin: 0 0 18px;
  font-weight: 900;
  font-size: clamp(2rem, 5vw, 3.8rem);
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.bp-article-sub {
  margin: 0 0 24px;
  max-width: 720px;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--bp-muted);
}

.bp-article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  font-family: var(--bp-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--bp-muted);
}

.bp-article-byline .author {
  color: var(--bp-ink);
  font-weight: 600;
}

.bp-single-content {
  max-width: 760px;
}

/* Article TOC — fixed left rail (feicaiclub: .toc left:300px) */
.bp-single-col {
  min-width: 0;
}
.bp-article-toc {
  display: none;
}
.bp-toc-inner {
  padding: 4px 0 0;
}
.bp-toc-title {
  margin: 0 0 16px;
  padding-left: 20px;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--bp-mute-2);
  font-weight: 500;
}
.bp-toc-nav {
  position: relative;
}
.bp-toc-list {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: calc(100vh - 160px);
  overflow: auto;
}
.bp-toc-list::before {
  content: "";
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 2px;
  border-radius: 2px;
  background: var(--bp-hair-2);
  pointer-events: none;
}
.bp-toc-progress {
  position: absolute;
  left: 11px;
  top: 0;
  width: 2px;
  height: 0;
  border-radius: 2px;
  background: var(--bp-accent);
  transition: height 0.1s linear;
  pointer-events: none;
  z-index: 1;
}
a.bp-toc-item {
  display: block;
  padding: 8px 0 8px 20px;
  margin-left: 10px;
  border-left: 2px solid transparent;
  color: var(--bp-muted);
  text-decoration: none;
  font-family: var(--bp-mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  line-height: 1.45;
  transition: color 0.24s var(--bp-ease), padding-left 0.24s var(--bp-ease);
}
a.bp-toc-item.is-h3 {
  padding-left: 32px;
  font-size: 0.7rem;
}
a.bp-toc-item:hover {
  color: var(--bp-ink);
}
a.bp-toc-item.is-active {
  color: var(--bp-accent);
  font-weight: 700;
  padding-left: 24px;
}
a.bp-toc-item.is-h3.is-active {
  padding-left: 36px;
}
@media (min-width: 1200px) {
  .bp-single.has-toc-layout.is-toc {
    position: relative;
  }
  .bp-article-toc:not([hidden]) {
    display: block;
    position: fixed;
    left: calc(var(--bp-rail, 240px) + 20px);
    top: 110px;
    width: 180px;
    z-index: 4;
    padding-top: 12px;
  }
  .bp-single.has-toc-layout.is-toc .bp-single-col {
    /* keep content clear of fixed TOC on mid-wide screens */
    margin-left: min(200px, 12vw);
  }
  .bp-product-page.has-toc-layout.is-toc .bp-product-col {
    margin-left: min(200px, 12vw);
  }
}
@media (min-width: 1480px) {
  .bp-single.has-toc-layout.is-toc .bp-single-col {
    margin-left: 0;
  }
  .bp-product-page.has-toc-layout.is-toc .bp-product-col {
    margin-left: 0;
  }
}

.bp-post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--bp-hair);
}
.bp-post-nav-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-md);
  text-decoration: none;
  color: inherit;
  min-height: 72px;
}
.bp-post-nav-item.is-next {
  text-align: right;
  align-items: flex-end;
}
.bp-post-nav-item.is-empty {
  border: 0;
  padding: 0;
  min-height: 0;
}
.bp-post-nav-item strong {
  font-size: 0.95rem;
  line-height: 1.35;
}
.bp-post-nav-item:hover {
  border-color: var(--bp-accent);
}
.bp-page-links {
  margin-top: 24px;
  font-family: var(--bp-mono);
  font-size: 0.8rem;
}

.bp-single-content > * + * {
  margin-top: 1.1em;
}

.bp-single-content h2,
.bp-single-content h3 {
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-top: 1.6em;
}

.bp-single-content pre,
.bp-single-content code {
  font-family: var(--bp-mono);
}

.bp-single-content pre {
  background: var(--bp-paper);
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-md);
  padding: 14px 16px;
  overflow: auto;
}

.bp-single-content blockquote {
  margin: 0;
  padding: 4px 0 4px 16px;
  border-left: 3px solid var(--bp-accent);
  color: var(--bp-muted);
}

.bp-related {
  margin-top: 48px;
  padding-top: 8px;
}

.bp-article-join {
  margin-top: 64px;
  padding: 48px 24px 44px;
  text-align: center;
  border-top: 1px solid var(--bp-hair);
  border-bottom: 1px solid var(--bp-hair);
  background:
    radial-gradient(720px 240px at 50% 0%, color-mix(in srgb, var(--bp-accent) 16%, transparent), transparent 62%),
    var(--bp-paper);
}
.bp-article-join-kicker {
  margin: 0 0 14px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--bp-mute-2);
}
.bp-article-join-title {
  margin: 0 0 12px;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.15;
}
.bp-article-join-desc {
  margin: 0 auto 22px;
  max-width: 34em;
  color: var(--bp-muted);
  font-size: 0.98rem;
  line-height: 1.7;
}

.bp-related-head {
  margin-bottom: 4px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--bp-hair);
}
.bp-related-kicker {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--bp-mute-2);
}
.bp-related-list {
  display: flex;
  flex-direction: column;
}

/* 对齐 feicaiclub .list-row：封面 + 正文 + 元信息 + 徽章 */
.bp-related-item {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  padding: 18px 8px;
  border-bottom: 1px solid var(--bp-hair);
  text-decoration: none;
  color: inherit;
  transition:
    background 0.2s var(--bp-ease, ease),
    padding-left 0.2s var(--bp-ease, ease),
    border-color 0.2s var(--bp-ease, ease);
}
.bp-related-item:hover {
  background: var(--bp-paper);
  padding-left: 14px;
  border-bottom-color: var(--bp-ink);
}
.bp-related-item:hover .bp-related-item-title {
  color: var(--bp-accent);
}

.bp-related-thumb {
  position: relative;
  width: 140px;
  aspect-ratio: 16 / 10;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bp-ink);
  flex-shrink: 0;
}
.bp-related-thumb-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.bp-related-thumb.is-empty {
  background:
    radial-gradient(circle at 70% 30%, color-mix(in srgb, var(--bp-accent) 35%, transparent), transparent 55%),
    linear-gradient(160deg, color-mix(in srgb, var(--bp-ink) 88%, #333), var(--bp-ink));
}
html[data-theme="light"] .bp-related-thumb.is-empty {
  background:
    radial-gradient(circle at 70% 30%, color-mix(in srgb, var(--bp-accent) 28%, transparent), transparent 55%),
    linear-gradient(160deg, #2a2a2a, #0a0a0a);
}

.bp-related-item-main {
  min-width: 0;
}
.bp-related-cat {
  margin: 0 0 6px;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bp-accent);
}
.bp-related-cat .bp-sep,
.bp-related-cat .bp-mono {
  color: color-mix(in srgb, var(--bp-accent) 70%, var(--bp-mute-2));
  font-weight: 600;
}
.bp-related-item-title {
  margin: 0 0 6px;
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color 0.18s ease;
}
.bp-related-desc {
  margin: 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--bp-muted);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.bp-related-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  flex-shrink: 0;
  min-width: 88px;
}
.bp-related-meta {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  line-height: 1.55;
  color: var(--bp-mute-2);
  text-align: right;
  white-space: nowrap;
}
.bp-related-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 9px;
  border-radius: 4px;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
}
.bp-related-tag.is-member {
  background: var(--bp-accent);
  color: #fff;
}
.bp-related-tag.is-free {
  background: var(--bp-ink);
  color: var(--bp-bg);
}

@media (max-width: 720px) {
  .bp-related-item {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 14px;
    padding: 16px 0;
  }
  .bp-related-item:hover {
    padding-left: 6px;
  }
  .bp-related-thumb {
    width: 96px;
  }
  .bp-related-side {
    grid-column: 2;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-width: 0;
  }
  .bp-related-meta {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 10px;
    text-align: left;
  }
  .bp-related-desc {
    display: none;
  }
}

@media (max-width: 640px) {
  .bp-article-join {
    padding: 36px 16px 32px;
    margin-top: 40px;
  }
}

/* Passwall */
.bp-pass-card {
  margin: 8px 0 40px;
  padding: 28px 24px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-lg);
  background:
    radial-gradient(700px 220px at 10% 0%, color-mix(in srgb, var(--bp-accent) 18%, transparent), transparent 55%),
    var(--bp-paper);
}

.bp-pass-kicker {
  margin: 0 0 8px;
  color: var(--bp-accent);
  letter-spacing: 0.1em;
  font-size: 0.78rem;
}

.bp-pass-title {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  letter-spacing: -0.03em;
}

.bp-pass-desc {
  margin: 0 0 18px;
  color: var(--bp-muted);
}

.bp-pass-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 18px;
}

.bp-pass-teaser {
  border-top: 1px dashed var(--bp-hair);
  padding-top: 16px;
  color: var(--bp-mute-2);
  filter: blur(0.2px);
  opacity: 0.85;
}

/* Archive list hero */
.bp-list-hero {
  padding: 28px 0 18px;
  border-bottom: 1px solid var(--bp-ink);
  margin-bottom: 18px;
}

.bp-list-hero-title {
  margin: 6px 0 12px;
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.bp-list-hero-desc {
  color: var(--bp-muted);
  max-width: 640px;
  margin-bottom: 16px;
}

.bp-archive-search {
  margin-top: 8px;
}

.bp-archive-search input {
  width: min(420px, 100%);
  border: 1px solid var(--bp-hair);
  background: var(--bp-paper);
  border-radius: var(--bp-r-md);
  padding: 10px 12px;
  outline: none;
}

.bp-archive-search input:focus {
  border-color: var(--bp-accent);
}

.bp-archive-filter {
  margin: 8px 0 4px;
}

/* Auth */
.bp-auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px 48px;
  background:
    radial-gradient(900px 420px at 50% -10%, color-mix(in srgb, var(--bp-accent) 16%, transparent), transparent 55%),
    var(--bp-bg);
}

.bp-auth-brand {
  position: absolute;
  top: 22px;
  left: 22px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.bp-login-card {
  width: min(420px, 100%);
  padding: 28px 24px 22px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-lg);
  background: var(--bp-paper);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.bp-auth-kicker {
  margin: 0 0 8px;
  color: var(--bp-mute-2);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}

.bp-auth-title {
  margin: 0 0 18px;
  font-size: 1.75rem;
  letter-spacing: -0.03em;
}

.bp-auth-msg {
  padding: 10px 12px;
  border-radius: var(--bp-r-sm);
  margin-bottom: 14px;
  font-size: 0.92rem;
}

.bp-auth-msg.is-error {
  background: color-mix(in srgb, var(--bp-danger) 16%, transparent);
  color: #ffb4b4;
}

.bp-auth-msg.is-ok {
  background: color-mix(in srgb, var(--bp-ok) 16%, transparent);
  color: var(--bp-ok);
}

.bp-auth-form {
  display: grid;
  gap: 12px;
}

.bp-auth-form label {
  display: grid;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--bp-muted);
}

.bp-auth-form input[type="text"],
.bp-auth-form input[type="email"],
.bp-auth-form input[type="password"] {
  border: 1px solid var(--bp-hair);
  background: var(--bp-bg);
  border-radius: var(--bp-r-md);
  padding: 11px 12px;
  color: var(--bp-ink);
  outline: none;
}

.bp-auth-form input:focus {
  border-color: var(--bp-accent);
}

.bp-auth-check {
  display: flex !important;
  align-items: center;
  gap: 8px;
  grid-template-columns: none;
}

.bp-auth-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--bp-hair);
  font-size: 0.88rem;
  color: var(--bp-muted);
}

.bp-auth-links a:hover {
  color: var(--bp-accent);
}

@media (max-width: 640px) {
  .bp-article-title {
    font-size: clamp(1.7rem, 8vw, 2.2rem);
  }

  .bp-auth-brand {
    position: static;
    margin-bottom: 18px;
    justify-self: start;
  }
}


.bp-pass-price,
.bp-pass-bal,
.bp-vip-status {
  margin: 0 0 10px;
  color: var(--bp-ink-2);
  font-weight: 600;
}

.bp-plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 18px;
  text-align: left;
}

.bp-plan-card {
  padding: 18px 16px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-lg);
  background: var(--bp-paper);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.bp-plan-name {
  margin: 0;
  font-weight: 700;
}

.bp-plan-price {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--bp-accent);
}

.bp-plan-days {
  margin: 0 0 8px;
  color: var(--bp-muted);
  font-size: 0.9rem;
}


.bp-pay-methods {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  width: 100%;
  margin-bottom: 8px;
}
.bp-pay-label {
  width: 100%;
  margin: 0 0 4px;
  font-size: 0.85rem;
  color: var(--bp-muted);
}
.bp-pay-hint {
  margin: 8px 0 0;
  font-size: 0.78rem;
  color: var(--bp-accent);
  letter-spacing: 0.04em;
}
.bp-pay-qr {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  margin-top: 6px;
}
.bp-pay-qr img {
  display: block;
  background: #fff;
  padding: 8px;
  border-radius: 8px;
}
.bp-plan-card .bp-pay-methods {
  margin-top: 4px;
}


/* ---- UC + downloads (P5) ---- */
.bp-uc {
  padding: 28px 0 64px;
}
.bp-uc-head {
  margin-bottom: 22px;
}
.bp-uc-title {
  margin: 6px 0 0;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 900;
  letter-spacing: -0.03em;
}
.bp-uc-grid {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}
.bp-uc-card {
  padding: 18px 16px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-lg);
  background: color-mix(in srgb, var(--bp-paper) 88%, transparent);
}
.bp-uc-profile-card {
  text-align: center;
  margin-bottom: 12px;
}
.bp-uc-avatar {
  width: 64px;
  height: 64px;
  margin: 0 auto;
  border-radius: 999px;
  background: var(--bp-ink);
  color: var(--bp-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.45rem;
  line-height: 1;
  user-select: none;
  letter-spacing: 0;
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--bp-accent) 30%, transparent);
}
html[data-theme="light"] .bp-uc-avatar {
  background: var(--bp-ink);
  color: var(--bp-bg);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--bp-accent) 35%, transparent);
}
.bp-uc-avatar img {
  border-radius: 50%;
}
.bp-uc-name {
  margin: 10px 0 4px;
  font-size: 1.1rem;
}
.bp-uc-meta,
.bp-uc-vip,
.bp-uc-quota {
  margin: 4px 0 0;
  color: var(--bp-muted);
  font-size: 0.86rem;
}
.bp-uc-vip-sep {
  margin: 0 4px;
  opacity: 0.45;
}
.bp-uc-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 4px;
}
.bp-uc-nav a {
  display: block;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--bp-ink-2);
  text-decoration: none;
}
.bp-uc-nav-item.is-active a,
.bp-uc-nav a:hover {
  background: color-mix(in srgb, var(--bp-accent) 14%, transparent);
  color: var(--bp-accent);
}
.bp-uc-big {
  margin: 8px 0 0;
  font-size: 1.8rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--bp-accent);
}
.bp-uc-block-head {
  margin-bottom: 16px;
}
.bp-uc-block-head h2 {
  margin: 0 0 6px;
  font-size: 1.25rem;
}
.bp-uc-block-head .bp-muted {
  margin: 0;
  color: var(--bp-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}
.bp-uc-licenses .biuhub-portal h2 {
  display: none; /* theme card already has title */
}
.bp-uc-licenses .biuhub-btn,
.bp-uc-licenses .biuhub-license-card--empty .biuhub-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: 10px;
  border: 0;
  background: var(--bp-accent) !important;
  color: #fff !important;
  font-weight: 700;
  text-decoration: none;
}
.bp-uc-licenses .biuhub-btn:hover {
  background: var(--bp-accent-hov) !important;
  color: #fff !important;
}
.bp-uc-licenses .biuhub-license-card--empty {
  background: var(--bp-paper);
  border: 1px solid var(--bp-hair);
  color: var(--bp-ink);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
}
.bp-uc-licenses .biuhub-license-card--empty p {
  color: var(--bp-muted);
}
.bp-uc-licenses .biuhub-license-card {
  background: var(--bp-paper);
  border-color: var(--bp-hair);
  color: var(--bp-ink);
}
.bp-uc-license-actions {
  margin: 18px 0 0;
}
.bp-uc-form {
  display: grid;
  gap: 12px;
  margin-top: 14px;
}
.bp-uc-form label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: var(--bp-muted);
}
.bp-uc-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--bp-hair);
  border-radius: 10px;
  background: var(--bp-paper);
  color: var(--bp-ink);
}
.bp-uc-table-wrap {
  overflow-x: auto;
  margin-top: 12px;
}
.bp-uc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.bp-uc-table th,
.bp-uc-table td {
  padding: 10px 8px;
  border-bottom: 1px solid var(--bp-hair);
  text-align: left;
  white-space: nowrap;
}
.bp-uc-log {
  list-style: none;
  margin: 12px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.bp-uc-log li {
  display: grid;
  grid-template-columns: 120px 80px minmax(0, 1fr);
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--bp-hair);
  font-size: 0.88rem;
}
.bp-downloads {
  margin: 28px 0 8px;
}
.bp-down-list {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
}
.bp-down-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-lg);
  background: color-mix(in srgb, var(--bp-paper) 88%, transparent);
}
.bp-down-pwd {
  display: inline-block;
  margin-left: 10px;
  color: var(--bp-muted);
  font-size: 0.82rem;
}
@media (max-width: 860px) {
  .bp-uc-grid {
    grid-template-columns: 1fr;
  }
  .bp-down-item {
    flex-direction: column;
    align-items: flex-start;
  }
  .bp-uc-log li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}


.bp-aff-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.bp-aff-stats > div {
  padding: 12px;
  border: 1px solid var(--bp-hair);
  border-radius: 12px;
}
.bp-aff-link {
  word-break: break-all;
  margin: 6px 0 12px;
}
.bp-oauth {
  margin-top: 22px;
  text-align: center;
}
.bp-oauth-or {
  margin: 0 0 12px;
  color: var(--bp-muted);
  font-size: 0.85rem;
}
.bp-oauth-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.bp-oauth-btn {
  min-width: 120px;
}


/* oauth brand */
.bp-oauth-qq {
  background: #12b7f5;
  border-color: #12b7f5;
  color: #fff;
}
.bp-oauth-qq:hover { filter: brightness(0.95); }
.bp-oauth-weixin {
  background: #07c160;
  border-color: #07c160;
  color: #fff;
}
.bp-oauth-weixin:hover { filter: brightness(0.95); }

/* coin recharge */
.bp-coin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 16px 0 8px;
}
.bp-coin-card {
  padding: 16px;
  border: 1px solid var(--bp-hair);
  border-radius: var(--bp-r-lg);
  background: color-mix(in srgb, var(--bp-paper) 90%, transparent);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition:
    transform 0.2s var(--bp-ease),
    border-color 0.2s var(--bp-ease),
    box-shadow 0.2s var(--bp-ease);
}
html[data-theme="dark"] .bp-coin-card {
  border-color: #2a2a2a;
  background: #121212;
}
html[data-theme="light"] .bp-coin-card {
  border-color: #d8d8dc;
  background: #fff;
}
.bp-coin-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 #ff9500;
  border-color: color-mix(in srgb, var(--bp-accent) 55%, var(--bp-hair));
}
html[data-theme="dark"] .bp-coin-card:hover {
  border-color: #ffffff;
}
html[data-theme="light"] .bp-coin-card:hover {
  border-color: #0a0a0a;
}
.bp-coin-amount {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--bp-accent);
}

/* vip benefits */
.bp-vip-perks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 10px;
  margin: 18px 0 8px;
}
.bp-vip-perk {
  padding: 12px 14px;
  border: 1px solid var(--bp-hair);
  border-radius: 12px;
  color: var(--bp-ink-2);
  font-size: 0.92rem;
  background: var(--bp-paper);
  font-weight: 600;
  text-align: center;
}

/* —— VIP page (feicaiclub subscribe) —— */
.bp-vip-page {
  padding-bottom: 24px;
}
.bp-vip-hero {
  position: relative;
  padding: 36px 0 28px;
  overflow: hidden;
}
.bp-vip-hero-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.bp-vip-hero-meta {
  margin: 0 0 16px;
  font-family: var(--bp-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--bp-accent, #ff9500);
  text-transform: uppercase;
}
.bp-vip-hero-title {
  margin: 0 0 14px;
  max-width: 16em;
  font-size: clamp(2.2rem, 5.6vw, 3.8rem);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.05em;
  color: var(--bp-ink);
}
.bp-vip-hero-em {
  color: var(--bp-accent, #ff9500);
}
.bp-vip-hero-sub {
  margin: 0;
  max-width: 38em;
  color: var(--bp-muted);
  font-size: clamp(0.92rem, 1.4vw, 1.02rem);
  line-height: 1.7;
}
.bp-vip-hero-actions {
  margin-top: 22px;
  width: 100%;
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.bp-vip-hero-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0.8rem 1.3rem;
  border-radius: 999px;
  background: var(--bp-ink);
  color: var(--bp-bg);
  font-weight: 800;
  text-decoration: none;
}
.bp-vip-hero-btn:hover {
  color: var(--bp-bg);
  transform: translateY(-1px);
}
.bp-vip-hero-link {
  color: var(--bp-mute-2);
  text-decoration: none;
  font-size: 0.92rem;
}
.bp-vip-hero-link:hover {
  color: var(--bp-ink);
}
.bp-vip-hero-mark {
  position: absolute;
  right: 0;
  top: 8%;
  font-size: clamp(7rem, 18vw, 14rem);
  font-weight: 900;
  line-height: 0.85;
  color: color-mix(in srgb, var(--bp-ink) 8%, transparent);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.bp-vip-pass {
  padding: 12px 0 20px;
}
.bp-vip-pass-stage {
  display: grid;
  gap: 36px;
  align-items: center;
}
@media (min-width: 960px) {
  .bp-vip-pass-stage {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 48px;
  }
}
.bp-vip-pass-visual {
  position: relative;
  min-height: 220px;
}
.bp-vip-card {
  position: relative;
  overflow: hidden;
  padding: 22px 24px 18px;
  border-radius: 18px;
  background: linear-gradient(120deg, #f7f5f0 0%, #e8e4f4 55%, #dfe8f8 100%);
  color: #0a0a0a;
  border: 1.5px solid #0a0a0a;
  box-shadow: 8px 8px 0 var(--bp-accent, #ff9500);
  min-height: 220px;
}
.bp-vip-card-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}
.bp-vip-card-brand {
  margin: 0;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: #7a7a7a;
}
.bp-vip-card-tier {
  margin: 8px 0 0;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.35rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.bp-vip-card-dot {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  background: var(--bp-accent, #ff9500);
}
.bp-vip-card-badge {
  margin: 0;
  color: var(--bp-accent, #ff9500);
  font-size: 0.86rem;
  font-weight: 700;
  white-space: nowrap;
}
.bp-vip-card-chip {
  width: 42px;
  height: 32px;
  margin: 22px 0 18px;
  border-radius: 6px;
  background: linear-gradient(135deg, #d4af37, #f5e6a3 45%, #b8860b);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.12);
}
.bp-vip-card-mid {
  margin: 0;
  font-weight: 800;
  letter-spacing: 0.18em;
  font-size: 0.82rem;
}
.bp-vip-card-mark {
  position: absolute;
  right: 8%;
  top: 28%;
  font-size: 7rem;
  font-weight: 900;
  color: rgba(10, 10, 10, 0.06);
  line-height: 1;
  pointer-events: none;
}
.bp-vip-card-foot {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr 1fr;
  gap: 10px;
  margin-top: 28px;
}
.bp-vip-card-foot span {
  display: block;
  font-family: var(--bp-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  color: #8a8a8a;
}
.bp-vip-card-foot strong {
  display: block;
  margin-top: 4px;
  font-size: 0.82rem;
  font-weight: 800;
}
.bp-vip-card-foot strong.is-accent {
  color: var(--bp-accent, #ff9500);
}

.bp-vip-buy-kicker {
  margin: 0 0 10px;
  color: var(--bp-accent, #ff9500);
  font-size: 0.88rem;
  font-weight: 700;
}
.bp-vip-buy-price {
  margin: 0;
  font-size: clamp(2.8rem, 6vw, 4.2rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--bp-ink);
}
.bp-vip-buy-unit {
  margin-left: 6px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--bp-mute-2);
}
.bp-vip-buy-desc {
  margin: 14px 0 22px;
  color: var(--bp-muted);
  font-size: 0.88rem;
  line-height: 1.6;
  max-width: 28em;
}
.bp-vip-buy-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 360px;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  border: 0;
  background: var(--bp-ink);
  color: var(--bp-bg);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  appearance: none;
}
.bp-vip-buy-cta:hover {
  color: var(--bp-bg);
}
.bp-vip-buy-cta.is-muted {
  opacity: 0.55;
  cursor: default;
}
.bp-vip-buy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 16px 0 0;
  color: var(--bp-mute-2);
  font-size: 0.72rem;
}
.bp-vip-pass-nav {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.bp-vip-nav-btn {
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid var(--bp-hair-2);
  background: transparent;
  color: var(--bp-ink);
  font-size: 1.1rem;
  cursor: pointer;
}
.bp-vip-nav-btn:hover {
  border-color: var(--bp-accent, #ff9500);
  color: var(--bp-accent, #ff9500);
}
.bp-vip-pass-note {
  margin: 20px 0 0;
  color: var(--bp-mute-2);
  font-size: 0.82rem;
}

.bp-vip-benefits {
  padding: 28px 0 24px;
}
.bp-vip-benefits-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 16px;
  align-items: end;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--bp-hair);
}
.bp-vip-benefits-sec {
  margin: 0;
  grid-column: 1;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  color: var(--bp-mute-2);
}
.bp-vip-benefits-title {
  margin: 0;
  grid-column: 1;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--bp-ink);
}
.bp-vip-benefits-em {
  color: var(--bp-accent, #ff9500);
}
.bp-vip-benefits-tag {
  margin: 0;
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  color: #e04444;
  font-size: 0.82rem;
  font-weight: 700;
}
.bp-vip-benefits-count {
  margin: 0;
  grid-column: 2;
  grid-row: 2;
  justify-self: end;
  align-self: end;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--bp-mute-2);
}
.bp-vip-card[hidden],
.bp-vip-buy-panel[hidden],
.bp-vip-benefits-grid[hidden] {
  display: none !important;
}
.bp-vip-benefits-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  border: 0;
  border-radius: 0;
  overflow: visible;
}
@media (min-width: 800px) {
  .bp-vip-benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.bp-vip-benefit {
  padding: 22px 20px 24px;
  border: 1px solid var(--bp-hair);
  border-radius: 14px;
  background: var(--bp-paper);
  box-shadow: 0 0 0 0 transparent;
  transition:
    border-color 0.2s var(--bp-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
    box-shadow 0.2s var(--bp-ease, cubic-bezier(0.2, 0.8, 0.2, 1)),
    transform 0.2s var(--bp-ease, cubic-bezier(0.2, 0.8, 0.2, 1));
}
html[data-theme="dark"] .bp-vip-benefit {
  border-color: #2a2a2a;
  background: #121212;
}
html[data-theme="light"] .bp-vip-benefit {
  border-color: #d8d8dc;
  background: #fff;
}
.bp-vip-benefit:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 #ff9500;
}
html[data-theme="dark"] .bp-vip-benefit:hover {
  border-color: #ffffff;
}
html[data-theme="light"] .bp-vip-benefit:hover {
  border-color: #0a0a0a;
}
.bp-vip-benefit-idx {
  margin: 0 0 14px;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--bp-accent, #ff9500);
}
.bp-vip-benefit-title {
  margin: 0 0 10px;
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--bp-ink);
}
.bp-vip-benefit-desc {
  margin: 0;
  color: var(--bp-muted);
  font-size: 0.86rem;
  line-height: 1.65;
}

.bp-vip-perks-wrap,
.bp-vip-plans,
.bp-vip-faq,
.bp-vip-members {
  padding: 28px 0 8px;
}
.bp-vip-faq-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  max-width: 760px;
}
.bp-vip-faq-item {
  border: 1px solid var(--bp-hair);
  border-radius: 12px;
  background: var(--bp-paper);
  padding: 12px 16px;
}
.bp-vip-faq-item summary {
  cursor: pointer;
  font-weight: 700;
}
.bp-vip-faq-item p {
  margin: 10px 0 0;
  color: var(--bp-muted);
  line-height: 1.65;
}
.bp-vip-cta { margin-top: 24px; }

@media (max-width: 799.98px) {
  .bp-vip-benefits-head {
    grid-template-columns: 1fr;
  }
  .bp-vip-benefits-tag,
  .bp-vip-benefits-count {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }
  .bp-vip-card-foot {
    grid-template-columns: 1fr;
  }
}

/* footer */
.bp-footer {
  margin-top: 48px;
  padding: 28px 0 40px;
  border-top: 1px solid var(--bp-hair);
  color: var(--bp-muted);
  font-size: 0.88rem;
}
.bp-footer-inner {
  display: grid;
  gap: 28px;
}
.bp-footer-widget {
  display: none;
  gap: 24px;
  align-items: start;
}
@media (min-width: 992px) {
  .bp-footer-widget {
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
  }
}
.bp-footer-logo {
  display: inline-flex;
  align-items: center;
  margin-bottom: 10px;
  font-weight: 800;
  color: var(--bp-ink);
}
.bp-footer-logo .bp-logo-img {
  max-height: 32px;
  width: auto;
}
.bp-footer-logo .bp-logo-img.is-dark { display: none; }
html[data-theme="dark"] .bp-footer-logo .bp-logo-img.is-light { display: none; }
html[data-theme="dark"] .bp-footer-logo .bp-logo-img.is-dark { display: block; }
.bp-footer-desc {
  margin: 0;
  color: var(--bp-muted);
  line-height: 1.65;
  max-width: 28em;
  font-size: 0.86rem;
}
.bp-footer-col-title {
  margin: 0 0 12px;
  font-size: 0.92rem;
  color: var(--bp-ink);
  font-weight: 700;
}
.bp-footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.bp-footer-links a {
  color: var(--bp-muted);
}
.bp-footer-links a:hover {
  color: var(--bp-accent);
}
.bp-footer-contact-body {
  color: var(--bp-muted);
  line-height: 1.6;
  font-size: 0.86rem;
}
.bp-footer-contact-body img {
  max-width: 96px;
  height: auto;
  margin: 6px 8px 0 0;
  display: inline-block;
  border-radius: 6px;
}
.bp-footer-meta {
  text-align: center;
  display: grid;
  gap: 8px;
  justify-items: center;
  padding-top: 8px;
}
.bp-footer-copy,
.bp-footer-beian {
  color: var(--bp-mute-2);
  font-size: 0.82rem;
  line-height: 1.6;
}
.bp-footer-copy a,
.bp-footer-beian a {
  color: var(--bp-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.bp-footer-copy a:hover,
.bp-footer-beian a:hover {
  color: var(--bp-accent);
}
.bp-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  list-style: none;
  margin: 6px 0 0;
  padding: 0;
}
.bp-footer-nav a:hover { color: var(--bp-accent); }
.bp-footer-friends {
  display: none;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 14px;
  padding-top: 8px;
  border-top: 1px dashed var(--bp-hair);
  font-size: 0.8rem;
  color: var(--bp-mute-2);
}
@media (min-width: 992px) {
  .bp-footer-friends { display: flex; }
}
.bp-footer-friends ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.bp-footer-friends a:hover { color: var(--bp-accent); }

/* Mobile bottom navbar (RiPro .m-navbar) */
.bp-m-navbar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: color-mix(in srgb, var(--bp-paper) 92%, transparent);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--bp-hair);
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom, 0px));
}
.bp-m-navbar ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 2px;
}
.bp-m-navbar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 6px 4px;
  color: var(--bp-mute-2);
  font-size: 0.68rem;
  font-weight: 600;
  border-radius: 10px;
}
.bp-m-navbar .bp-ficon {
  display: grid;
  place-items: center;
  color: inherit;
}
.bp-m-navbar li.is-active a,
.bp-m-navbar a:hover {
  color: var(--bp-accent);
  background: color-mix(in srgb, var(--bp-accent) 10%, transparent);
}
@media (max-width: 991.98px) {
  .bp-m-navbar { display: block; }
  body.biupro {
    padding-bottom: 72px;
  }
}

/* PC rollbar + back-top (RiPro .rollbar / .back-top) */
.bp-rollbar {
  display: none;
  position: fixed;
  right: 18px;
  bottom: 24px;
  z-index: 55;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}
@media (min-width: 992px) {
  .bp-rollbar { display: flex; }
}
.bp-rollbar-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}
.bp-rollbar-list a,
.bp-back-top {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid var(--bp-hair);
  background: var(--bp-paper);
  color: var(--bp-ink);
  display: grid;
  place-items: center;
  box-shadow: 0 8px 24px color-mix(in srgb, #000 12%, transparent);
  position: relative;
  cursor: pointer;
  transition: transform 0.18s var(--bp-ease), background 0.18s var(--bp-ease), color 0.18s var(--bp-ease);
}
html[data-theme="dark"] .bp-rollbar-list a,
html[data-theme="dark"] .bp-back-top {
  background: #161616;
  border-color: #2a2a2a;
  color: #f0f0f0;
}
html[data-theme="light"] .bp-rollbar-list a,
html[data-theme="light"] .bp-back-top {
  background: #fff;
  border-color: #d8d8dc;
  color: #0a0a0a;
}
.bp-rollbar-list a:hover,
.bp-back-top:hover {
  background: var(--bp-accent);
  color: #ffffff;
  border-color: var(--bp-accent);
  transform: translateY(-2px);
}
.bp-rollbar-list a .bp-ficon,
.bp-back-top .bp-ficon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: inherit;
  line-height: 1;
}
.bp-rollbar-list a .bp-ficon svg,
.bp-back-top .bp-ficon svg {
  display: block;
  width: 18px;
  height: 18px;
  fill: currentColor;
}
.bp-rollbar-list a .bp-ficon svg path,
.bp-back-top .bp-ficon svg path {
  fill: currentColor;
}
.bp-rollbar-tip {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 8px;
  background: var(--bp-ink);
  color: var(--bp-bg);
  font-size: 0.75rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}
html[data-theme="dark"] .bp-rollbar-tip {
  background: #f0f0f0;
  color: #0a0a0a;
}
html[data-theme="light"] .bp-rollbar-tip {
  background: #0a0a0a;
  color: #fff;
}
.bp-rollbar-list a:hover .bp-rollbar-tip { opacity: 1; }
.bp-back-top[hidden] { display: none !important; }
.bp-ficon svg { display: block; }
.bp-ficon-fa i {
  font-size: 18px;
  line-height: 1;
  display: block;
  color: inherit;
}


.bp-pay-methods {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.bp-pay-label {
  width: 100%;
  margin: 0 0 4px;
  font-size: 13px;
  opacity: 0.75;
}
.bp-pay-btn {
  appearance: none;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: inherit;
  border-radius: 10px;
  padding: 10px 16px;
  cursor: pointer;
  font-weight: 600;
  min-width: 110px;
}
.bp-pay-btn.is-primary,
.bp-pay-balance.is-primary {
  background: #ff9500;
  border-color: #ff9500;
  color: #ffffff;
}
.bp-pay-epay_alipay { border-color: rgba(22, 119, 255, 0.45); }
.bp-pay-epay_weixin { border-color: rgba(7, 193, 96, 0.45); }
.bp-pay-btn:hover { filter: brightness(1.06); }

/* ===== Product intro page ===== */
.bp-product-page {
  padding: 28px 0 64px;
  position: relative;
}
.bp-product-col { min-width: 0; }
.bp-prod-hero { padding: 36px 0 48px; }
.bp-prod-features,
.bp-prod-sections,
.bp-prod-gallery,
.bp-prod-pricing,
.bp-prod-compare,
.bp-prod-changelog,
.bp-prod-faq,
.bp-prod-cta {
  padding: 40px 0 48px;
}
.bp-prod-hero-grid {
  display: grid;
  gap: 28px;
  align-items: center;
}
.bp-prod-hero-grid.has-media {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}
.bp-prod-hero-title {
  margin: 8px 0 14px;
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.1;
}
.bp-prod-hero-sub {
  margin: 0 0 22px;
  color: var(--bp-muted);
  font-size: 1.05rem;
  line-height: 1.65;
  max-width: 36em;
}
.bp-prod-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.bp-prod-hero-media img,
.bp-prod-section-media img,
.bp-prod-gallery-item img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--bp-hair);
}
.bp-prod-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  padding: 6px 4px 10px;
}
.bp-prod-feature {
  padding: 18px 16px;
  border: 1px solid var(--bp-hair);
  border-radius: 14px;
  background: color-mix(in srgb, var(--bp-paper) 90%, transparent);
  box-shadow: 0 0 0 0 transparent;
  transition:
    border-color 0.2s var(--bp-ease),
    box-shadow 0.2s var(--bp-ease),
    transform 0.2s var(--bp-ease);
}
html[data-theme="dark"] .bp-prod-feature {
  border-color: #2a2a2a;
  background: #121212;
}
html[data-theme="light"] .bp-prod-feature {
  border-color: #d8d8dc;
  background: #fff;
}
.bp-prod-feature:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 #ff9500;
}
html[data-theme="dark"] .bp-prod-feature:hover { border-color: #ffffff; }
html[data-theme="light"] .bp-prod-feature:hover { border-color: #0a0a0a; }
.bp-prod-feature h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}
.bp-prod-feature p {
  margin: 0;
  color: var(--bp-muted);
  font-size: 0.92rem;
  line-height: 1.55;
}
.bp-prod-sections { display: grid; gap: 36px; }
.bp-prod-section {
  display: grid;
  gap: 22px;
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
.bp-prod-section.is-flip .bp-prod-section-copy { order: 2; }
.bp-prod-section.is-flip .bp-prod-section-media { order: 1; }
.bp-prod-section-desc {
  margin: 10px 0 0;
  color: var(--bp-muted);
  line-height: 1.65;
}
.bp-prod-media-empty {
  min-height: 220px;
  border-radius: 14px;
  border: 1px dashed var(--bp-hair);
  background: color-mix(in srgb, var(--bp-accent) 8%, var(--bp-paper));
}
.bp-prod-video { margin-bottom: 16px; }
.bp-prod-video video,
.bp-prod-video-embed {
  width: 100%;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--bp-hair);
  background: #000;
  aspect-ratio: 16 / 9;
}
.bp-prod-video-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}
.bp-prod-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.bp-prod-price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  padding: 6px 4px 10px;
}
.bp-prod-price-card {
  position: relative;
  padding: 22px 18px;
  border: 1px solid var(--bp-hair);
  border-radius: 14px;
  background: var(--bp-paper);
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: 0 0 0 0 transparent;
  transition:
    border-color 0.2s var(--bp-ease),
    box-shadow 0.2s var(--bp-ease),
    transform 0.2s var(--bp-ease);
}
html[data-theme="dark"] .bp-prod-price-card {
  border-color: #2a2a2a;
  background: #121212;
}
html[data-theme="light"] .bp-prod-price-card {
  border-color: #d8d8dc;
  background: #fff;
}
.bp-prod-price-card:hover,
.bp-prod-price-card.is-hot:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 #ff9500;
}
html[data-theme="dark"] .bp-prod-price-card:hover,
html[data-theme="dark"] .bp-prod-price-card.is-hot:hover { border-color: #ffffff; }
html[data-theme="light"] .bp-prod-price-card:hover,
html[data-theme="light"] .bp-prod-price-card.is-hot:hover { border-color: #0a0a0a; }
.bp-prod-price-card.is-hot {
  border-color: color-mix(in srgb, var(--bp-accent) 55%, var(--bp-hair));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--bp-accent) 25%, transparent);
}
.bp-prod-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  background: #ff9500;
  color: #ffffff;
}
.bp-prod-price {
  margin: 0;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--bp-accent);
}
.bp-prod-table-wrap { overflow-x: auto; }
.bp-prod-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.bp-prod-table th,
.bp-prod-table td {
  border: 1px solid var(--bp-hair);
  padding: 12px 14px;
  text-align: left;
}
.bp-prod-table th {
  background: color-mix(in srgb, var(--bp-paper) 80%, var(--bp-accent) 8%);
  font-weight: 700;
}
.bp-prod-faq-list,
.bp-vip-faq-list {
  display: grid;
  gap: 10px;
}
.bp-prod-faq-item,
.bp-vip-faq-item {
  border: 1px solid var(--bp-hair);
  border-radius: 12px;
  background: var(--bp-paper);
  padding: 0 14px;
}
.bp-prod-faq-item summary,
.bp-vip-faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 14px 0;
  font-weight: 700;
}
.bp-prod-faq-item summary::-webkit-details-marker,
.bp-vip-faq-item summary::-webkit-details-marker { display: none; }
.bp-prod-faq-item p,
.bp-vip-faq-item p {
  margin: 0 0 14px;
  color: var(--bp-muted);
  line-height: 1.6;
}
.bp-prod-cta-card {
  padding: 36px 24px;
  border-radius: 16px;
  border: 1px solid var(--bp-hair);
  background:
    radial-gradient(600px 240px at 10% 0%, color-mix(in srgb, #ff9500 22%, transparent), transparent 60%),
    var(--bp-paper);
  text-align: center;
}
.bp-prod-cta-card h2 {
  margin: 0 0 10px;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 900;
}
.bp-prod-cta-card p {
  margin: 0 0 18px;
  color: var(--bp-muted);
}

.bp-product-page .bp-sec-sub {
  margin: 8px 0 0;
  color: var(--bp-muted);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

/* Changelog (JustNews-inspired) */
.bp-prod-changelog-list {
  list-style: none;
  margin: 22px 0 0;
  padding: 0;
  border-left: 2px solid var(--bp-hair);
}
html[data-theme="dark"] .bp-prod-changelog-list {
  border-left-color: #2a2a2a;
}
html[data-theme="light"] .bp-prod-changelog-list {
  border-left-color: #e5e5ea;
}
.bp-prod-changelog-item {
  position: relative;
  padding: 0 0 28px 22px;
  margin: 0;
}
.bp-prod-changelog-item:last-child { padding-bottom: 0; }
.bp-prod-changelog-item::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 8px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ff9500;
  box-shadow: 0 0 0 3px color-mix(in srgb, #ff9500 22%, transparent);
}
.bp-prod-changelog-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 14px;
  margin-bottom: 10px;
}
.bp-prod-changelog-ver {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--bp-ink, inherit);
}
.bp-prod-changelog-date {
  font-size: 0.88rem;
  color: var(--bp-muted);
  font-variant-numeric: tabular-nums;
}
.bp-prod-changelog-notes {
  margin: 0;
  padding: 12px 14px;
  list-style: disc;
  list-style-position: inside;
  border-radius: 12px;
  border: 1px solid var(--bp-hair);
  background: var(--bp-paper);
  box-shadow: 0 0 0 0 transparent;
  transition:
    border-color 0.2s var(--bp-ease),
    box-shadow 0.2s var(--bp-ease),
    transform 0.2s var(--bp-ease);
}
html[data-theme="dark"] .bp-prod-changelog-notes {
  border-color: #2a2a2a;
  background: #121212;
}
html[data-theme="light"] .bp-prod-changelog-notes {
  border-color: #e5e5ea;
  background: #fafafa;
}
.bp-prod-changelog-notes:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 0 #ff9500;
}
html[data-theme="dark"] .bp-prod-changelog-notes:hover { border-color: #ffffff; }
html[data-theme="light"] .bp-prod-changelog-notes:hover { border-color: #0a0a0a; }
.bp-prod-changelog-notes li {
  margin: 0 0 6px;
  color: var(--bp-muted);
  line-height: 1.55;
  font-size: 0.94rem;
}
.bp-prod-changelog-notes li:last-child { margin-bottom: 0; }

@media (max-width: 860px) {
  .bp-prod-hero-grid.has-media,
  .bp-prod-section,
  .bp-prod-section.is-flip .bp-prod-section-copy,
  .bp-prod-section.is-flip .bp-prod-section-media {
    grid-template-columns: 1fr;
  }
  .bp-prod-section.is-flip .bp-prod-section-copy,
  .bp-prod-section.is-flip .bp-prod-section-media { order: initial; }
}

/* ===== VIP pay confirm modal (feicaiclub-style) ===== */
.bp-pay-confirm[hidden] { display: none !important; }
body.bp-pay-confirm-open { overflow: hidden; }
.bp-pay-confirm {
  position: fixed;
  inset: 0;
  z-index: 320;
}
.bp-pay-confirm-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}
.bp-pay-confirm-sheet {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: min(560px, calc(100vw - 32px));
  max-height: calc(100vh - 40px);
  overflow: auto;
  padding: 32px 28px 24px;
  border-radius: 16px;
  border: 2px solid var(--bp-ink);
  background: var(--bp-paper);
  box-shadow: 12px 12px 0 -2px var(--bp-accent, #ff9500);
  animation: bp-pay-confirm-in 0.32s var(--bp-ease, cubic-bezier(0.2, 0.8, 0.2, 1));
}
@keyframes bp-pay-confirm-in {
  from { opacity: 0; transform: translate(-50%, -48%) scale(0.96); }
  to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}
.bp-pay-confirm-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--bp-hair-2);
  background: var(--bp-bg);
  color: var(--bp-ink);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  font-family: Arial, "Helvetica Neue", Helvetica, sans-serif;
}
.bp-pay-confirm-close:empty::before {
  content: "\00d7";
}
.bp-pay-confirm-close:hover {
  background: var(--bp-ink);
  color: var(--bp-bg);
  border-color: var(--bp-ink);
}
.bp-pay-confirm-kicker {
  margin: 0 0 10px;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--bp-mute-2);
}
.bp-pay-confirm-title {
  margin: 0 0 22px;
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--bp-ink);
}
.bp-pay-confirm-title em {
  font-style: normal;
  color: var(--bp-accent, #ff9500);
}
.bp-pay-confirm-order {
  padding: 16px 18px;
  border: 1px solid var(--bp-hair);
  border-radius: 10px;
  background: var(--bp-bg);
  margin-bottom: 20px;
}
.bp-pay-confirm-po-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 12px;
  border-bottom: 1px dashed var(--bp-hair-2);
}
.bp-pay-confirm-eyebrow {
  font-family: var(--bp-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--bp-accent, #ff9500);
  font-weight: 700;
}
.bp-pay-confirm-eyebrow-end {
  font-family: var(--bp-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--bp-mute-2);
  font-weight: 600;
}
.bp-pay-confirm-po-t {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--bp-ink);
}
.bp-pay-confirm-po-s {
  margin-top: 4px;
  font-family: var(--bp-mono);
  font-size: 0.72rem;
  color: var(--bp-muted);
}
.bp-pay-confirm-method-label {
  margin: 0 0 10px;
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  color: var(--bp-mute-2);
}
.bp-pay-confirm-methods {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
}
.bp-pay-confirm-m {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--bp-hair-2);
  border-radius: 8px;
  background: var(--bp-paper);
  color: inherit;
  text-align: left;
  cursor: pointer;
  font: inherit;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.bp-pay-confirm-m:hover { border-color: var(--bp-ink); }
.bp-pay-confirm-m.is-on {
  border-color: var(--bp-ink);
  box-shadow: 2px 2px 0 var(--bp-accent, #ff9500);
}
.bp-pay-confirm-mic {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--bp-accent, #ff9500) 22%, transparent);
  flex: 0 0 auto;
}
.bp-pay-confirm-minfo {
  display: grid;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.bp-pay-confirm-mn {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--bp-ink);
}
.bp-pay-confirm-ms {
  font-family: var(--bp-mono);
  font-size: 0.68rem;
  color: var(--bp-muted);
}
.bp-pay-confirm-check {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 1.5px solid var(--bp-hair-2);
  flex: 0 0 auto;
  position: relative;
}
.bp-pay-confirm-m.is-on .bp-pay-confirm-check {
  background: var(--bp-accent, #ff9500);
  border-color: var(--bp-accent, #ff9500);
}
.bp-pay-confirm-m.is-on .bp-pay-confirm-check::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 999px;
  background: #fff;
}
.bp-pay-confirm-empty {
  margin: 0 0 16px;
  color: var(--bp-muted);
  font-size: 0.88rem;
}
.bp-pay-confirm-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 10px;
  background: var(--bp-ink);
  color: var(--bp-bg);
  margin-bottom: 14px;
}
.bp-pay-confirm-total-label {
  font-family: var(--bp-mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  opacity: 0.65;
  margin-bottom: 4px;
}
.bp-pay-confirm-price {
  font-family: var(--bp-mono);
  font-size: 0.9rem;
}
.bp-pay-confirm-price b {
  font-family: var(--bp-sans);
  font-size: 1.85rem;
  font-weight: 900;
  margin: 0 2px;
}
.bp-pay-confirm-price span {
  opacity: 0.65;
  font-size: 0.85rem;
}
.bp-pay-confirm-cta {
  flex: 0 0 auto;
  white-space: nowrap;
}
.bp-pay-confirm-trust {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  padding-top: 12px;
  border-top: 1px solid var(--bp-hair);
  font-family: var(--bp-mono);
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: var(--bp-muted);
}
.bp-pay-confirm-hint {
  margin: 12px 0 0;
  font-size: 0.78rem;
  color: var(--bp-muted);
}
.bp-pay-confirm-hint .bp-pay-qr {
  margin-top: 8px;
}

/* [biuhide] 局部隐藏 */
.bp-biuhide {
  margin: 1.25em 0;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--bp-hair);
  background: var(--bp-paper);
}
.bp-biuhide-msg {
  margin: 0;
  padding: 10px 14px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--bp-hair);
  color: var(--bp-muted);
  background: color-mix(in srgb, var(--bp-bg) 70%, var(--bp-paper));
}
.bp-biuhide.is-unlocked .bp-biuhide-msg {
  color: var(--bp-ok, #00a85a);
}
.bp-biuhide.is-locked .bp-biuhide-msg {
  color: var(--bp-accent);
}
.bp-biuhide-body {
  padding: 14px 16px 16px;
}
.bp-biuhide-box {
  padding: 22px 18px 24px;
  text-align: center;
  display: grid;
  gap: 12px;
  justify-items: center;
  background:
    radial-gradient(480px 160px at 50% 0%, color-mix(in srgb, var(--bp-accent) 14%, transparent), transparent 65%),
    var(--bp-paper);
}
.bp-biuhide-title {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--bp-ink);
}
.bp-biuhide-price {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--bp-accent);
  font-family: var(--bp-mono);
}