/**
 * Homepage Fixed Layout — Zibll Visual Parity
 *
 * Implements Zibll's homepage visual language:
 * - System font stack with Chinese fallbacks
 * - 1200px container, 311px sidebar
 * - Post cards: list mode (190px thumb) + card mode (3-col grid)
 * - Zibll shadow/radius/spacing values
 * - scale(1.02) thumbnail hover
 * - Lazy-load animations (blur/fade/scale)
 * - Full responsive: 1200/991/767/640px breakpoints
 */

/* ================================================================
   0. ANIMATIONS
   ================================================================ */

@keyframes aksrt-lazy-blur {
  from { filter: blur(5px); opacity: 0.6; }
  to   { filter: blur(0);   opacity: 1; }
}

@keyframes aksrt-lazy-fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes aksrt-lazy-scale {
  from { transform: scale(1.1); opacity: 0.8; }
  to   { transform: scale(1);   opacity: 1; }
}

@keyframes aksrt-skeleton-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

/* ================================================================
   1. HOMEPAGE CONTAINER & TYPOGRAPHY
   ================================================================ */

.aksrt-homepage {
  font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.42857143;
  color: var(--main-color, #4e5358);
  background: transparent;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Slightly looser than stock zibll short pages: air between stream and footer */
  padding-bottom: 28px;
}

.aksrt-homepage a[href] {
  transition: color 0.2s, background 0.3s, opacity 0.3s, box-shadow 0.3s, transform 0.3s;
}

.aksrt-homepage img.aksrt-loaded {
  animation: aksrt-lazy-blur 0.6s ease;
}

.aksrt-homepage img.aksrt-loaded.img-icon {
  animation: aksrt-lazy-fade 0.6s ease;
}

.aksrt-homepage .aksrt-skeleton {
  animation: aksrt-skeleton-pulse 1.5s ease-in-out infinite;
}

/* ================================================================
   2. LAYOUT SHELL
   ================================================================ */

.aksrt-homepage__fluid-zone.content-shell,
.aksrt-homepage__shell.content-shell {
  max-width: min(100%, var(--container, 1200px));
}

.aksrt-homepage__fluid-zone.content-shell {
  padding-top: 18px;
  padding-bottom: 0;
}

.aksrt-homepage__hero {
  width: 100vw;
  max-width: 100vw;
  margin: 0 calc(-50vw + 50%) 24px;
}

.aksrt-homepage__hero .header-components-container {
  margin-bottom: 0;
}

.aksrt-homepage__shell.content-shell {
  padding-top: 0;
  /* 36px + a bit more breathing room before footer */
  padding-bottom: 56px;
}

/* Bottom fluid zone (if any) keeps a little gap above footer */
.aksrt-homepage__fluid-zone--bottom {
  margin-bottom: 12px;
}

@media (max-width: 767px) {
  .aksrt-homepage {
    padding-bottom: 20px;
  }

  .aksrt-homepage__shell.content-shell {
    padding-bottom: 40px;
  }
}

/* Dual-column geometry is owned by body.site-layout-* float rules in layout.css. */
.aksrt-homepage__content-layout {
  display: block;
  gap: 0;
}

@media (max-width: 1200px) {
  .aksrt-homepage__fluid-zone.content-shell,
  .aksrt-homepage__shell.content-shell {
    max-width: 95%;
  }
}

.aksrt-homepage__content-zone,
.aksrt-homepage__fluid-zone,
.aksrt-homepage__aside {
  display: block;
}

.aksrt-homepage__system-modules {
  gap: 0;
  padding-bottom: 0;
}

.aksrt-homepage__content-zone.aksrt-homepage__system-modules {
  margin-bottom: 20px;
}

.aksrt-homepage__content-zone--featured {
  margin-bottom: 20px;
}

.aksrt-homepage__content-zone--operated,
.aksrt-homepage__content-zone--mid,
.aksrt-homepage__content-zone--supplement {
  margin-bottom: 20px;
}

.aksrt-homepage__content-zone--operated.home-modules,
.aksrt-homepage__content-zone--mid.home-modules,
.aksrt-homepage__content-zone--supplement.home-modules {
  gap: 24px;
  padding-bottom: 0;
}

.aksrt-homepage__content-zone--supplement {
  padding-top: 4px;
}

.aksrt-homepage__content-zone--featured.home-modules {
  gap: 24px;
  padding-bottom: 0;
}

.aksrt-homepage__content-zone .widget-card:last-child,
.aksrt-homepage__aside .widget:last-child,
.aksrt-homepage__fluid-zone .widget-fluid:last-child {
  margin-bottom: 0;
}

/* ================================================================
   3. FLUID WIDGETS
   ================================================================ */

.aksrt-homepage__fluid-zone .widget-fluid {
  margin-bottom: 20px;
  background: transparent;
  padding: 0;
  border: 0;
  box-shadow: none;
}

.aksrt-homepage .widget-fluid.widget_aksrt_tab_posts,
.aksrt-homepage .widget-fluid.widget_aksrt_category_block,
.aksrt-homepage .widget-fluid.widget_aksrt_category_tabs,
.aksrt-homepage .widget-fluid.widget_aksrt_category_recommend {
  padding: 15px;
  background: var(--surface-1, #fff);
  border: none;
  border-radius: var(--main-radius, var(--radius, 8px));
  box-shadow: var(--shadow-sm);
}

.aksrt-homepage__content-zone .widget-card,
.aksrt-homepage__aside .widget {
  background: var(--surface-1, #fff);
  padding: 15px;
  border: none;
  border-radius: var(--main-radius, var(--radius, 8px));
  box-shadow: var(--shadow-sm);
}

/* ================================================================
   4. STREAM CONTAINER
   ================================================================ */

.aksrt-homepage__stream-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  padding: 0;
}

.aksrt-homepage__stream-intro {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.aksrt-homepage__stream-title {
  margin: 0;
  color: var(--color-ink);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
}

.aksrt-homepage__stream-subtitle {
  margin: 0;
  color: var(--color-ink-3, #777);
  font-size: 13px;
  line-height: 1.5;
}

.aksrt-homepage__stream,
.aksrt-homepage__stream.widget-card {
  overflow: visible;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  margin-bottom: 0;
}

/* ================================================================
   5. TABS
   ================================================================ */

.aksrt-homepage__tabs,
.aksrt-homepage__titlebox {
  margin-bottom: 6px;
  padding-bottom: 0;
  border-bottom: 0;
}

.aksrt-homepage__tabs.box-body,
.aksrt-homepage__titlebox.box-body {
  padding: 0;
}

.aksrt-homepage__tabs-sentinel {
  width: 100%;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.aksrt-homepage__tabs.home-tab-nav-box {
  position: static;
  z-index: auto;
  background: transparent;
}

.aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"] {
  position: sticky;
  top: var(--nav-height, 60px);
  z-index: 995;
  background: transparent;
  transition: background-color 0.2s ease,
              box-shadow 0.2s ease,
              border-radius 0.2s ease,
              padding 0.2s ease,
              margin 0.2s ease,
              backdrop-filter 0.2s ease,
              -webkit-backdrop-filter 0.2s ease;
}

.aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-stuck,
.aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-affixed {
  margin-bottom: 14px;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.92);
  border: none;
  border-radius: var(--radius-2xl, 16px);
  box-shadow: var(--shadow);
  backdrop-filter: saturate(1.6) blur(20px);
  -webkit-backdrop-filter: saturate(1.6) blur(20px);
}

.aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-affixed {
  position: fixed;
}

html.dark .aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-stuck,
html.dark .aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-affixed,
html.dark .aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-stuck,
html.dark .aksrt-homepage__tabs.home-tab-nav-box[data-sticky-tabs="true"].is-affixed {
  background: rgba(24, 24, 24, 0.82);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.24);
}

.aksrt-homepage__tab-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0;
  padding: 0;
}

.aksrt-homepage__admin-link {
  margin-left: auto;
}

.scroll-x {
  overflow-x: auto;
  overflow-y: hidden;
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.no-scrollbar::-webkit-scrollbar {
  display: none;
}

.aksrt-homepage__tab-item {
  display: inline-flex;
  flex: 0 0 auto;
  padding: 0;
  margin: 0;
  border-radius: 20px;
  font-weight: 500;
  transition: background 0.2s ease, color 0.2s ease;
}

.aksrt-homepage__tab-button {
  padding: 6px 14px;
  border: 0;
  background: transparent;
  color: var(--color-ink);
  font-family: inherit;
  font-size: 14px;
  font-weight: inherit;
  line-height: 1.2;
  white-space: nowrap;
  border-radius: inherit;
  cursor: pointer;
}

.aksrt-homepage__tab-button:hover {
  color: var(--color-primary, var(--color-primary));
}

.aksrt-homepage__tab-item.is-active {
  background: var(--color-primary, var(--color-primary));
}

.aksrt-homepage__tab-item.is-active .aksrt-homepage__tab-button,
.aksrt-homepage__tab-button[aria-selected="true"] {
  color: #fff !important;
}

/* ================================================================
   6. SORTBAR + VIEW TOGGLE
   ================================================================ */

.aksrt-homepage__sortbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  padding: 0 0 8px;
  border-bottom: 1px solid var(--color-line, rgba(50, 50, 50, 0.06));
  color: var(--color-ink-3, #777);
  font-size: 13px;
}

.aksrt-homepage__sortbar-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0;
  flex: 1 1 auto;
}

.aksrt-homepage__sortbar-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  color: var(--color-ink-3, #777);
  text-decoration: none;
  line-height: 1.4;
}

.aksrt-homepage__sortbar-link:first-child {
  padding-left: 0;
}

.aksrt-homepage__sortbar-link + .aksrt-homepage__sortbar-link::before {
  content: "\00b7";
  position: absolute;
  left: -2px;
  color: var(--color-ink-4, #b1b1b1);
}

.aksrt-homepage__sortbar-link:hover,
.aksrt-homepage__sortbar-link.is-active {
  color: var(--color-ink);
}

.aksrt-homepage__view-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: auto;
  flex: 0 0 auto;
}

.aksrt-homepage__view-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--color-ink-4, #999);
  border-radius: 4px;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}

.aksrt-homepage__view-btn:hover {
  color: var(--color-ink);
  background: var(--surface-2, #eee);
}