:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-muted: #eef2f7;
  --line: #d8dee8;
  --text: #172033;
  --muted: #647084;
  --accent: #0f7b6c;
  --accent-strong: #075f54;
  --accent-soft: #dff4ef;
  --paid: #9a5b10;
  --paid-soft: #fff1d8;
  --danger: #b42318;
  --shadow: 0 12px 34px rgba(20, 31, 52, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background: var(--bg);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 28px;
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--text);
  color: #fff;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 1;
}

.topnav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}

.topnav a:hover {
  color: var(--text);
}

.topbar-actions {
  display: flex;
  gap: 10px;
}

.ghost-btn,
.solid-btn,
.copy-btn,
.category-chip,
.favorite-btn {
  border: 1px solid var(--line);
  border-radius: 8px;
  min-height: 40px;
  padding: 0 14px;
  font-weight: 700;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.ghost-btn {
  background: var(--surface);
  color: var(--text);
}

.solid-btn,
.copy-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.solid-btn:hover,
.copy-btn:hover {
  background: var(--accent-strong);
}

.wide {
  width: 100%;
}

.small {
  min-height: 34px;
  padding: 0 12px;
}

.app-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 24px;
  width: min(1440px, calc(100% - 40px));
  margin: 24px auto 56px;
}

.sidebar {
  position: sticky;
  top: 92px;
  align-self: start;
  display: grid;
  gap: 16px;
}

.side-panel,
.search-strip,
.prompt-card,
.modal-card,
.detail-card,
.market-header {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.side-panel {
  border-radius: 12px;
  padding: 16px;
}

.section-kicker {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.category-list {
  display: grid;
  gap: 8px;
}

.category-chip {
  justify-content: flex-start;
  width: 100%;
  background: var(--surface);
  color: var(--muted);
  text-align: left;
}

.category-chip.active,
.category-chip:hover {
  background: var(--accent-soft);
  border-color: #a9ddd3;
  color: var(--accent-strong);
}

.member-card {
  display: grid;
  gap: 16px;
}

.member-card h2,
.market-header h1,
.modal-card h2 {
  margin: 0;
}

.member-card p,
.market-header p,
.modal-card p,
.modal-card small {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.member-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.member-stats span,
.header-metrics span {
  display: grid;
  gap: 2px;
  padding: 10px;
  border-radius: 8px;
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 12px;
}

.member-stats strong,
.header-metrics strong {
  color: var(--text);
  font-size: 18px;
}

.content {
  min-width: 0;
}

.market-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-end;
  border-radius: 12px;
  padding: 22px;
  margin-bottom: 16px;
}

.market-header h1 {
  font-size: 32px;
  letter-spacing: 0;
}

.header-metrics {
  display: flex;
  gap: 10px;
  min-width: max-content;
}

.search-strip {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 160px 160px;
  gap: 12px;
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 18px;
}

.search-strip label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 0 12px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--accent);
}

.prompt-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.prompt-card {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.favorite-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  width: 38px;
  min-height: 38px;
  padding: 0;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
}

.favorite-btn.active {
  background: #ffe6ea;
  border-color: #ffbdca;
  color: #c5163f;
}

.card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--surface-muted);
}

.prompt-image,
.media-placeholder {
  width: 100%;
  height: 100%;
}

.prompt-image {
  display: block;
  object-fit: cover;
}

.media-placeholder {
  display: grid;
  place-items: center;
  color: var(--muted);
}

.locked-overlay {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 10px;
  justify-items: center;
  background: rgba(23, 32, 51, 0.58);
  color: #fff;
  backdrop-filter: blur(8px);
}

.locked-overlay span {
  font-weight: 800;
}

.card-body {
  display: grid;
  gap: 10px;
  padding: 14px;
  flex: 1;
}

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

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 8px;
  border-radius: 6px;
  background: var(--surface-muted);
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.tag.free {
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.tag.member {
  background: var(--paid-soft);
  color: var(--paid);
}

.tag.paid {
  background: var(--paid-soft);
  color: var(--paid);
}

.card-title {
  margin: 0;
  font-size: 16px;
  line-height: 1.45;
}

.prompt-text {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
  font-size: 14px;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
}

.card-meta,
.author-row {
  color: var(--muted);
  font-size: 12px;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
}

.copy-btn {
  min-width: 78px;
}

.copy-btn.locked {
  background: var(--surface-muted);
  border-color: var(--line);
  color: var(--text);
}

.hidden {
  display: none !important;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 80;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(23, 32, 51, 0.5);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: min(440px, calc(100% - 28px));
  margin: 12vh auto 0;
  border-radius: 12px;
  padding: 22px;
}

.detail-card {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
  width: min(1120px, calc(100% - 28px));
  max-height: 86vh;
  margin: 7vh auto 0;
  overflow: hidden;
  border-radius: 12px;
}

.detail-gallery {
  min-height: 620px;
  max-height: 86vh;
  overflow: auto;
  background: var(--surface-muted);
}

.detail-gallery img {
  display: block;
  width: 100%;
  height: auto;
  border-bottom: 1px solid var(--line);
}

.detail-body {
  display: grid;
  align-content: start;
  gap: 14px;
  min-width: 0;
  max-height: 86vh;
  overflow: auto;
  padding: 24px;
}

.detail-body h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.35;
}

.detail-meta {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.detail-body pre {
  margin: 0;
  max-height: 46vh;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfe;
  padding: 14px;
  color: var(--text);
  font-family: "Noto Sans SC", sans-serif;
  line-height: 1.7;
}

.detail-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.detail-source {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  text-decoration: none;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 22px;
}

.modal-price {
  margin: 18px 0;
  padding: 16px;
  border-radius: 8px;
  background: var(--surface-muted);
  font-size: 30px;
  font-weight: 800;
}

.order-lines {
  display: grid;
  gap: 10px;
  margin: 18px 0;
  padding: 14px;
  border-radius: 8px;
  background: var(--surface-muted);
}

.order-lines span {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
}

.order-lines strong {
  color: var(--text);
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 100;
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--text);
  color: #fff;
  box-shadow: var(--shadow);
}

@media (max-width: 1120px) {
  .app-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    grid-template-columns: 1fr 1fr;
  }

  .category-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .prompt-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-card {
    grid-template-columns: 1fr;
  }

  .detail-gallery {
    min-height: 260px;
    max-height: 36vh;
  }
}

@media (max-width: 760px) {
  .topbar {
    height: auto;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
    padding: 14px;
  }

  .topnav {
    order: 3;
    flex-basis: 100%;
    overflow-x: auto;
  }

  .topbar-actions {
    margin-left: auto;
  }

  .app-layout {
    width: min(100% - 24px, 1440px);
    margin-top: 16px;
  }

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

  .category-list {
    display: flex;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .category-chip {
    min-width: max-content;
  }

  .market-header {
    display: grid;
    align-items: start;
  }

  .market-header h1 {
    font-size: 26px;
  }

  .header-metrics,
  .member-stats {
    width: 100%;
  }

  .search-strip {
    grid-template-columns: 1fr;
  }

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

/* ===== 登录弹窗优化 ===== */
.auth-modal-card {
  padding: 28px;
}

.auth-subtitle {
  margin: 4px 0 20px !important;
  font-size: 14px;
}

.auth-methods {
  display: grid;
  gap: 10px;
  margin-bottom: 4px;
}

.auth-provider-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  min-height: 46px;
  border-radius: 10px;
  border: 1.5px solid var(--line);
  background: #07c160;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 150ms;
}

.auth-provider-btn:hover {
  opacity: 0.88;
}

.auth-provider-btn.secondary {
  background: #1a1a1a;
}

.auth-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 18px 0 14px;
  color: var(--muted);
  font-size: 12px;
}

.auth-divider::before,
.auth-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}

.input-with-action {
  display: flex;
  gap: 8px;
}

.input-with-action input {
  flex: 1;
}

.send-code-btn {
  min-width: 100px;
  min-height: 42px;
  border: 1.5px solid var(--accent);
  border-radius: 8px;
  background: transparent;
  color: var(--accent);
  font-weight: 700;
  font-size: 13px;
  white-space: nowrap;
  cursor: pointer;
  transition: background 150ms, color 150ms;
}

.send-code-btn:hover {
  background: var(--accent);
  color: #fff;
}

.auth-tip {
  margin: 12px 0 0 !important;
  font-size: 12px;
  text-align: center;
  color: var(--muted) !important;
}

.auth-tip a {
  color: var(--accent);
  text-decoration: none;
}

/* ===== 发布弹窗优化 ===== */
.creator-form-card {
  width: min(520px, calc(100% - 28px));
}

.stack-form em {
  color: var(--danger);
  font-style: normal;
}

.creator-tip {
  margin: 14px 0 0 !important;
  font-size: 13px;
  color: var(--muted) !important;
  padding: 10px 14px;
  background: var(--surface-muted);
  border-radius: 8px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.stack-form {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.stack-form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}

.stack-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  color: var(--text);
  resize: vertical;
  outline: none;
  line-height: 1.65;
}

.stack-form textarea:focus {
  border-color: var(--accent);
}