/* Account page — AdsPower-inspired light SaaS theme */

:root {
  --bg: #f5f7fc;
  --bg-soft: #eef2ff;
  --surface: #ffffff;
  --text: #1a1d26;
  --text-secondary: #4b5565;
  --text-muted: #8b93a7;
  --blue: #3b6ff5;
  --blue-deep: #2f5ae0;
  --blue-soft: rgba(59, 111, 245, 0.1);
  --blue-border: rgba(59, 111, 245, 0.22);
  --border: #e6eaf2;
  --border-strong: #d7dde8;
  --shadow: 0 8px 28px rgba(31, 45, 84, 0.08);
  --shadow-lg: 0 16px 40px rgba(31, 45, 84, 0.12);
  --radius: 16px;
  --radius-lg: 20px;
  --max-w: 1200px;
  --nav-top: 72px;
  --nav-sub: 52px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top right, rgba(59, 111, 245, 0.08), transparent 32%),
    radial-gradient(circle at 12% 18%, rgba(99, 140, 255, 0.06), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
  border: none;
  outline: none;
}

img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(100% - 32px, var(--max-w));
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
}

.topbar {
  border-bottom: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.96);
}

.topbar-inner {
  min-height: var(--nav-top);
  display: grid;
  grid-template-columns: 220px minmax(280px, 1fr) auto;
  align-items: center;
  gap: 20px;
}

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

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #3b6ff5, #6b8cff);
  display: grid;
  place-items: center;
  box-shadow: 0 8px 20px rgba(59, 111, 245, 0.28);
}

.brand-mark svg {
  width: 18px;
  height: 18px;
  color: #fff;
}

.brand-text strong {
  display: block;
  font-size: .95rem;
  font-weight: 800;
  letter-spacing: -.02em;
  color: var(--text);
}

.brand-text small {
  color: var(--text-muted);
  font-size: .72rem;
}

.top-search {
  display: flex;
  width: 100%;
}

.search-box {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 12px;
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-right: none;
  border-radius: 10px 0 0 10px;
}

.search-box svg {
  width: 16px;
  height: 16px;
  color: var(--text-muted);
}

.search-box input {
  flex: 1;
  min-width: 0;
  background: transparent;
  color: var(--text);
}

.search-box input::placeholder {
  color: var(--text-muted);
}

.search-btn {
  min-width: 72px;
  cursor: pointer;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #3b6ff5, #2f5ae0);
  border-radius: 0 10px 10px 0;
}

.search-btn:hover {
  background: linear-gradient(135deg, #4a7bff, #3b6ff5);
}

.top-actions {
  display: flex;
  gap: 16px;
}

.top-link {
  color: var(--text-secondary);
  font-size: .9rem;
  font-weight: 500;
}

.top-link:hover {
  color: var(--blue);
}

.subnav {
  background: #fff;
}

.subnav-inner {
  min-height: var(--nav-sub);
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.subnav-inner::-webkit-scrollbar {
  display: none;
}

.subnav-item {
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: .88rem;
  font-weight: 600;
  white-space: nowrap;
  transition: .2s ease;
}

.subnav-item:hover,
.subnav-item.active {
  background: var(--blue-soft);
  color: var(--blue);
}

/* Hero filter */
.hero-filter {
  padding: 28px 0 12px;
}

.hero-filter-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8faff 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow);
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--blue-soft);
  border: 1px solid var(--blue-border);
  color: var(--blue);
  font-size: .76rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.hero-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, #3b6ff5, #6b8cff);
}

.hero-filter-card h1 {
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -.03em;
  margin-bottom: 18px;
  color: var(--text);
  line-height: 1.25;
}

.quick-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.quick-tag {
  padding: 10px 16px;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-secondary);
  font-weight: 600;
  transition: .2s ease;
}

.quick-tag:hover,
.quick-tag.active {
  color: var(--blue);
  border-color: var(--blue-border);
  background: var(--blue-soft);
}

/* Merchant board */
.merchant-board {
  padding: 20px 0 40px;
}

.board-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 16px;
  margin-bottom: 18px;
}

.board-head h2 {
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -.02em;
}

.board-head p {
  color: var(--text-muted);
  font-size: .9rem;
}

.board-head strong {
  color: var(--blue);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.platform-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.platform-card:hover {
  transform: translateY(-3px);
  border-color: var(--blue-border);
  box-shadow: var(--shadow-lg);
}

.card-cover-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.card-cover {
  position: relative;
  height: 148px;
  overflow: hidden;
  background: #eef2ff;
}

.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .35s ease;
}

.card-cover-link:hover .card-cover img {
  transform: scale(1.05);
}

.card-cover-mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 45%, rgba(26, 29, 38, 0.28) 100%);
  pointer-events: none;
}

.card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.card-title {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: -.02em;
}

.card-title-link {
  color: inherit;
  text-decoration: none;
  transition: color .2s ease;
}

.card-title-link:hover {
  color: var(--blue);
}

.card-desc {
  margin: 0;
  font-size: .82rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

.card-desc-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color .2s ease, text-decoration-color .2s ease;
}

.card-desc-link:hover {
  color: var(--text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.card-tags span {
  padding: 4px 9px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 600;
  background: #f3f6fb;
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.card-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.card-price {
  color: var(--blue);
  font-size: 1.08rem;
  font-weight: 800;
  white-space: nowrap;
}

.card-price small {
  color: var(--text-muted);
  font-size: .72rem;
  font-weight: 500;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 8px;
  font-size: .78rem;
  font-weight: 700;
  white-space: nowrap;
  transition: .2s ease;
}

.btn-detail {
  background: linear-gradient(135deg, #3b6ff5, #2f5ae0);
  color: #fff;
  box-shadow: 0 6px 16px rgba(59, 111, 245, 0.25);
}

.btn-detail:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 20px rgba(59, 111, 245, 0.3);
}

.btn-contact {
  background: #fff;
  color: var(--text-secondary);
  border: 1px solid var(--border-strong);
}

.btn-contact:hover {
  color: var(--blue);
  border-color: var(--blue-border);
  background: var(--blue-soft);
}

/* Pagination / empty */
.pagination {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 28px;
}

.page-btn {
  min-width: 40px;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 600;
}

.page-btn:hover:not(:disabled) {
  color: var(--blue);
  border-color: var(--blue-border);
  background: var(--blue-soft);
}

.page-btn.active {
  color: #fff;
  background: linear-gradient(135deg, #3b6ff5, #2f5ae0);
  border-color: transparent;
}

.page-btn:disabled {
  opacity: .4;
  cursor: not-allowed;
}

.is-hidden {
  display: none !important;
}

.empty-state {
  margin-top: 18px;
  padding: 18px 20px;
  border-radius: 14px;
  border: 1px dashed var(--border-strong);
  background: #fff;
  color: var(--text-secondary);
  text-align: center;
}

/* FAQ */
.faq-mini {
  padding: 20px 0 48px;
}

.faq-mini h2 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--text);
}

.faq-list p {
  margin-top: 10px;
  color: var(--text-secondary);
  font-size: .9rem;
}

/* Footer */
.site-footer {
  padding: 24px 0;
  text-align: center;
  font-size: .8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  background: #fff;
}

.site-footer a {
  color: var(--blue);
}

@media (max-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .topbar-inner {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px 0;
  }
}

@media (max-width: 760px) {
  .card-grid {
    grid-template-columns: 1fr;
  }

  .board-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .card-bottom {
    flex-direction: column;
    align-items: stretch;
  }

  .card-actions .btn {
    flex: 1;
  }
}