/* TASK 11A + 11B
 * 全站 Page Shell 统一 × 社区 HOME / FORUM × 活动氛围基础
 * 作为最终壳层 override，不改业务结构。
 */

:root {
  --plaza-shell-max: 1480px;
  --plaza-shell-gutter: 48px;
  --plaza-line: #e2e6ee;
  --plaza-line-strong: #dce1e9;
  --plaza-ink: #1a2030;
  --plaza-muted: #6b7385;
  --plaza-soft: #8a92a3;
  --plaza-brand: #565fe1;
  --plaza-font: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

/* ---------- 统一版心 ---------- */
.plaza-shell {
  width: min(calc(100% - var(--plaza-shell-gutter)), var(--plaza-shell-max));
  margin-inline: auto;
  box-sizing: border-box;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-join-gate.active,
  #view-join-done.active,
  #view-recruit-post.active,
  #view-recruit-invite.active,
  #view-commission-pick.active,
  #view-commission.active,
  #view-commission-team.active,
  #view-commission-done.active,
  #view-download.active,
  #view-feedback.active,
  #view-inbound.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) {
  font-family: var(--plaza-font);
  background: #fff;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) :is(h1, h2, h3, h4, .brand strong) {
  font-family: var(--plaza-font) !important;
  letter-spacing: -0.015em;
}

/* Header：全宽底，内容进统一版心；预留第五频道仍居中稳定 */
body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-join-gate.active,
  #view-join-done.active,
  #view-recruit-post.active,
  #view-recruit-invite.active,
  #view-commission-pick.active,
  #view-commission.active,
  #view-commission-team.active,
  #view-commission-done.active,
  #view-download.active,
  #view-feedback.active,
  #view-inbound.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) #main-topbar.plaza-redesign-topbar {
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  border-radius: 0;
  border-bottom: 1px solid var(--plaza-line);
  background: #fff;
  box-shadow: none;
  backdrop-filter: none;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-join-gate.active,
  #view-join-done.active,
  #view-recruit-post.active,
  #view-recruit-invite.active,
  #view-commission-pick.active,
  #view-commission.active,
  #view-commission-team.active,
  #view-commission-done.active,
  #view-download.active,
  #view-feedback.active,
  #view-inbound.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) #main-topbar.plaza-redesign-topbar .plaza-redesign-topbar-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  width: min(calc(100% - var(--plaza-shell-gutter)), var(--plaza-shell-max));
  min-height: 68px;
  margin-inline: auto;
  gap: 16px;
  box-sizing: border-box;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) #main-topbar.plaza-redesign-topbar .brand {
  justify-self: start;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) #main-topbar.plaza-redesign-topbar .plaza-channels {
  justify-self: center;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) #main-topbar.plaza-redesign-topbar .top-actions {
  justify-self: end;
}

body:has(:is(
  #view-plaza.active,
  #view-forum.active,
  #view-forum-post.active,
  #view-forum-compose.active,
  #view-project-detail.active,
  #view-idea-detail.active,
  #view-maker-profile.active,
  #view-publish-project.active,
  #view-publish-idea.active,
  #view-profile.active,
  #view-my-publish.active,
  #view-points.active,
  #view-points-ledger.active,
  #view-points-checkout.active
)) #main-topbar.plaza-redesign-topbar .plaza-channels-list {
  gap: clamp(20px, 1.5vw, 36px);
}

/* 账户 / 产品壳层宽度对齐版心 */
#view-profile.plaza-profile,
#view-my-publish .plaza-my-publish-shell,
.plaza-points-shell,
.plaza-ledger-shell {
  width: min(calc(100% - var(--plaza-shell-gutter)), var(--plaza-shell-max)) !important;
  margin-inline: auto;
}

.plaza-checkout-shell {
  width: min(calc(100% - var(--plaza-shell-gutter)), 920px) !important;
  margin-inline: auto;
}

#view-plaza.plaza-mode-product,
#view-plaza.plaza-mode-demand,
#view-plaza.plaza-mode-maker {
  width: min(calc(100% - var(--plaza-shell-gutter)), var(--plaza-shell-max)) !important;
  margin-inline: auto;
}

/* ---------- 社区壳层 ---------- */
body:has(#view-forum.active),
body:has(#view-forum.active) #app {
  background: #fff !important;
}

body:has(#view-forum.active) #app {
  gap: 0 !important;
  padding: 0 0 56px !important;
}

body:has(#view-forum.active) #app > .bg {
  display: none !important;
}

body:has(#view-forum.active) #main-topbar.plaza-redesign-topbar {
  position: sticky;
  top: 0;
  z-index: 90;
}

#view-forum.plaza-forum {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0 0 48px;
  color: var(--plaza-ink);
  font-family: var(--plaza-font);
}

#view-forum .plaza-community-shell {
  padding-top: 0;
}

#view-forum .plaza-community-mode-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  min-height: 44px;
  margin: 0 0 8px;
  border-bottom: 1px solid var(--plaza-line);
}

#view-forum .plaza-community-mode-btn {
  position: relative;
  min-height: 42px;
  padding: 0;
  border: 0;
  color: var(--plaza-soft);
  background: transparent;
  font-family: inherit;
  font-size: 14px;
  font-weight: 650;
  cursor: pointer;
}

#view-forum .plaza-community-mode-btn:hover {
  color: #3e4960;
}

#view-forum .plaza-community-mode-btn.is-on {
  color: var(--plaza-brand);
}

#view-forum .plaza-community-mode-btn.is-on::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  border-radius: 2px 2px 0 0;
  background: var(--plaza-brand);
  content: '';
}

/* HOME */
#view-forum .plaza-community-home {
  padding: 18px 0 28px;
}

/* HOME / FORUM 连续滚动：forum 模式不再隐藏 HOME（否则上滑无内容可回） */
#view-forum[data-community-mode="forum"] .plaza-community-home {
  display: block !important;
}

#view-forum .plaza-community-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 36px;
  align-items: stretch;
  padding: 28px 0 34px;
  border-bottom: 1px solid var(--plaza-line-strong);
}

#view-forum .plaza-community-hero-kicker {
  margin: 0 0 12px;
  color: var(--plaza-muted);
  font-size: 13px;
  font-weight: 650;
}

#view-forum .plaza-community-hero h1 {
  margin: 0;
  color: var(--plaza-ink);
  font-size: clamp(32px, 3.2vw, 44px);
  font-weight: 740;
  line-height: 1.15;
}

#view-forum .plaza-community-hero-sub {
  max-width: 34em;
  margin: 16px 0 0;
  color: #4f586a;
  font-size: 15px;
  line-height: 1.75;
}

#view-forum .plaza-community-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

#view-forum .plaza-community-hero-primary,
#view-forum .plaza-community-hero-ghost {
  min-height: 40px;
  padding: 0 16px;
  border-radius: 10px;
  font: inherit;
  font-size: 14px;
  font-weight: 680;
  cursor: pointer;
}

#view-forum .plaza-community-hero-primary {
  border: 0;
  color: #fff;
  background: #565fe1;
}

#view-forum .plaza-community-hero-ghost {
  border: 1px solid var(--plaza-line-strong);
  color: #3f4860;
  background: #fff;
}

#view-forum .plaza-community-hero-feature {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 220px;
  padding: 24px 22px;
  border: 1px solid var(--plaza-line-strong);
  border-radius: 16px;
  background:
    linear-gradient(145deg, rgba(246, 247, 255, 0.95), rgba(255, 255, 255, 0.92)),
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 18px,
      rgba(86, 95, 225, 0.035) 18px,
      rgba(86, 95, 225, 0.035) 19px
    );
  overflow: hidden;
}

#view-forum .plaza-community-hero-feature::before {
  position: absolute;
  top: -28px;
  right: -18px;
  width: 120px;
  height: 120px;
  border: 1px solid rgba(86, 95, 225, 0.18);
  border-radius: 28px;
  transform: rotate(18deg);
  content: '';
  pointer-events: none;
}

#view-forum .plaza-community-hero-feature-status {
  position: relative;
  margin: 0 0 10px;
  color: var(--plaza-brand);
  font-size: 12px;
  font-weight: 720;
}

#view-forum .plaza-community-hero-feature h2 {
  position: relative;
  margin: 0;
  font-size: 24px;
  font-weight: 740;
  line-height: 1.25;
}

#view-forum .plaza-community-hero-feature p {
  position: relative;
  margin: 10px 0 0;
  color: #556074;
  font-size: 14px;
  line-height: 1.65;
}

#view-forum .plaza-community-hero-feature-link {
  position: relative;
  align-self: flex-start;
  margin-top: 18px;
  padding: 0;
  border: 0;
  color: var(--plaza-brand);
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 680;
  cursor: pointer;
}

#view-forum .plaza-community-section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 18px;
  margin: 28px 0 14px;
}

#view-forum .plaza-community-section-head h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 740;
}

#view-forum .plaza-community-section-head p {
  margin: 0;
  color: var(--plaza-muted);
  font-size: 13px;
}

#view-forum .plaza-community-happening-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

#view-forum .plaza-community-happening-item {
  display: grid;
  gap: 6px;
  min-height: 118px;
  padding: 14px 14px 12px;
  border: 1px solid var(--plaza-line);
  border-radius: 12px;
  background: #fff;
  text-align: left;
  cursor: pointer;
  transition: border-color 140ms ease, background-color 140ms ease;
}

#view-forum .plaza-community-happening-item:hover {
  border-color: #cfd5e4;
  background: #fafbfe;
}

#view-forum .plaza-community-happening-item .status {
  color: var(--plaza-brand);
  font-size: 11px;
  font-weight: 720;
}

#view-forum .plaza-community-happening-item b {
  color: var(--plaza-ink);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

#view-forum .plaza-community-happening-item span {
  color: var(--plaza-muted);
  font-size: 12px;
  line-height: 1.55;
}

#view-forum .plaza-community-happening-item em {
  margin-top: auto;
  color: #5a63c8;
  font-size: 12px;
  font-style: normal;
  font-weight: 650;
}

#view-forum .plaza-community-altruism-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

#view-forum .plaza-community-altruism-item {
  display: grid;
  gap: 6px;
  padding: 16px 14px;
  border: 0;
  border-top: 1px solid var(--plaza-line-strong);
  border-radius: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

#view-forum .plaza-community-altruism-item:hover b {
  color: var(--plaza-brand);
}

#view-forum .plaza-community-altruism-item b {
  color: #243047;
  font-size: 14px;
  font-weight: 700;
}

#view-forum .plaza-community-altruism-item span {
  color: var(--plaza-muted);
  font-size: 12px;
  line-height: 1.55;
}

#view-forum .plaza-community-home-foot {
  display: flex;
  justify-content: center;
  padding: 22px 0 8px;
}

#view-forum .plaza-community-continue {
  min-height: 36px;
  padding: 0 14px;
  border: 0;
  color: var(--plaza-muted);
  background: transparent;
  font: inherit;
  font-size: 13px;
  font-weight: 620;
  cursor: pointer;
}

#view-forum .plaza-community-continue:hover {
  color: var(--plaza-brand);
}

/* 社区活动动态条：复用 plaza-ticker 视觉气质；横向溢出只裁剪不出现滚动条 */
#view-forum .plaza-activity-ticker {
  display: block;
  margin: 0 0 10px;
  border: 1px solid var(--plaza-line);
  border-radius: 10px;
  background: #fafbfd;
  overflow: hidden !important;
}

#view-forum[data-community-mode="home"] .plaza-activity-ticker {
  display: none;
}

#view-forum .plaza-community-ticker .plaza-ticker-viewport {
  min-height: 36px;
  padding: 0;
  overflow: hidden !important;
}

#view-forum .plaza-community-ticker .plaza-ticker-track {
  display: inline-flex;
  align-items: center;
  gap: 0;
  min-height: 36px;
  white-space: nowrap;
  animation: plaza-community-ticker 70s linear infinite;
}

#view-forum .plaza-community-ticker .plaza-ticker-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 4px;
  border: 0;
  color: #687386;
  background: transparent;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
}

#view-forum .plaza-community-ticker .plaza-ticker-item b {
  color: #3f4860;
  font-weight: 680;
}

#view-forum .plaza-community-ticker .plaza-ticker-dot {
  margin: 0 10px;
  color: #c0c6d4;
}

@keyframes plaza-community-ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* FORUM 三栏：进入统一版心后的贴吧式密度 */
#view-forum .plaza-forum-layout {
  display: grid;
  grid-template-columns: 196px minmax(0, 1fr) 280px;
  column-gap: 36px;
  align-items: start;
  width: 100%;
  justify-content: stretch;
}

#view-forum .plaza-forum-sidebar {
  position: sticky;
  top: 88px;
  padding: 4px 0 12px;
  border: 0;
  border-right: 1px solid var(--plaza-line-strong);
  background: transparent;
}

#view-forum .plaza-forum-sidebar-title {
  margin: 0 0 12px;
  font-size: 16px;
  font-weight: 740;
}

#view-forum .plaza-forum-feed {
  padding: 0;
  border: 0;
  min-width: 0;
}

#view-forum .plaza-forum-rail {
  position: sticky;
  top: 88px;
  padding: 0;
  border-left: 1px solid var(--plaza-line-strong);
  padding-left: 22px;
}

#view-forum .forum-filters {
  border-bottom: 1px solid var(--plaza-line-strong);
}

#view-forum .post-card {
  padding: 20px 0 18px;
  border-bottom: 1px solid var(--plaza-line-strong);
}

#view-forum .post-card h3,
#view-forum .post-card--regular h3,
#view-forum .post-card--emphasis h3,
#view-forum .post-card-excerpt,
#view-forum .post-card > .post-card-excerpt {
  font-family: var(--plaza-font) !important;
}

#view-forum .post-card-excerpt,
#view-forum .post-card > .post-card-excerpt {
  color: #4f586a;
  font-size: 14px !important;
  font-weight: 450;
  -webkit-line-clamp: 3;
  line-clamp: 3;
}

#view-forum .plaza-forum-hot-item {
  border-bottom: 1px solid var(--plaza-line);
}

#view-forum .plaza-forum-rail-promo {
  margin-bottom: 22px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--plaza-line);
}

#view-forum .plaza-forum-promo-card {
  padding: 14px 0 10px;
}

#view-forum .plaza-forum-promo-status {
  margin: 0 0 6px;
  color: var(--plaza-brand);
  font-size: 11px;
  font-weight: 720;
}

#view-forum .plaza-forum-promo-card h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 740;
}

#view-forum .plaza-forum-promo-card p {
  margin: 8px 0 0;
  color: #556074;
  font-size: 13px;
  line-height: 1.6;
}

#view-forum .plaza-forum-promo-card small {
  display: block;
  margin-top: 8px;
  color: var(--plaza-soft);
  font-size: 11px;
}

#view-forum .plaza-forum-promo-flash {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

#view-forum .plaza-forum-promo-flash button,
#view-forum .plaza-forum-promo-flash .flash-item {
  display: block;
  width: 100%;
  padding: 8px 0;
  border: 0;
  border-top: 1px solid var(--plaza-line);
  color: #4f586c;
  background: transparent;
  text-align: left;
  font: inherit;
  font-size: 12px;
  line-height: 1.45;
  cursor: pointer;
}

#view-forum .plaza-forum-promo-flash b {
  display: block;
  color: #2a3348;
  font-weight: 680;
}

/* Profile 蓝块再确认：兼容节点绝对隐藏 */
#view-profile .plaza-profile-summary-main > [hidden],
.avatar-identity[hidden] {
  display: none !important;
  position: static !important;
  background: none !important;
  height: 0 !important;
  width: 0 !important;
  overflow: hidden !important;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1650px) {
  :root {
    --plaza-shell-max: 1380px;
    --plaza-shell-gutter: 40px;
  }

  #view-forum .plaza-forum-layout {
    grid-template-columns: 184px minmax(0, 1fr) 260px;
    column-gap: 28px;
  }
}

@media (max-width: 1366px) {
  :root {
    --plaza-shell-max: 1240px;
    --plaza-shell-gutter: 32px;
  }

  #view-forum .plaza-community-hero {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 16px;
    padding-bottom: 22px;
  }

  #view-forum .plaza-community-hero-feature {
    min-height: 160px;
  }

  #view-forum .plaza-community-happening-list,
  #view-forum .plaza-community-altruism-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #view-forum .plaza-forum-layout {
    grid-template-columns: 168px minmax(0, 1fr) 240px;
    column-gap: 22px;
  }

  body:has(:is(
    #view-plaza.active,
    #view-forum.active,
    #view-profile.active,
    #view-my-publish.active,
    #view-points.active
  )) #main-topbar.plaza-redesign-topbar .account-copy {
    display: none;
  }
}

@media (max-width: 980px) {
  #view-forum .plaza-forum-layout {
    grid-template-columns: 156px minmax(0, 1fr);
  }

  #view-forum .plaza-forum-rail {
    display: none;
  }
}

@media (max-width: 720px) {
  :root {
    --plaza-shell-gutter: 24px;
  }

  #view-forum .plaza-community-happening-list,
  #view-forum .plaza-community-altruism-row {
    grid-template-columns: 1fr;
  }

  #view-forum .plaza-forum-layout {
    display: block;
  }

  #view-forum .plaza-forum-sidebar {
    position: static;
    border: 0;
    padding-bottom: 12px;
  }
}