:root {
  --s-bg: #F4F6F8;
  --s-bg1: #EDF0F4;
  --s-card: #FFFFFF;
  --s-surface: #FFFFFF;
  --s-brand: #0C304C;
  --s-accent: #1E70B8;
  --s-accent2: #1558A0;
  --s-border: rgba(12,48,76,.10);
  --s-stroke: rgba(12,48,76,.12);
  --s-stroke2: rgba(12,48,76,.07);
  --s-text: #1A2D42;
  --s-text2: #0C304C;
  --s-muted: #6B7A8D;
  --s-muted2: #8A97A6;
  --s-shadow: 0 20px 60px rgba(20,30,50,.12);
  --s-shadow-sm: 0 8px 24px rgba(20,30,50,.08);
  --s-shadow-xs: 0 4px 12px rgba(20,30,50,.06);
  --s-hover: #EDF0F4;
  --s-r-xl: 24px;
  --s-r-lg: 18px;
  --s-r-md: 14px;
  --s-r-sm: 10px;
  --s-r-xs: 6px;
  --s-radius: var(--s-r-md);
  --s-sidebar: 220px;
  --s-right: 220px;
  --topbar-h: 80px;
  --s-page-max: 100%;
  --s-page-pad: 24px;
  --s-nav-bg: #184E42;
  --s-nav-border: rgba(255,255,255,0.09);
  --s-nav-text: #D4EDE7;
  --s-nav-muted: #8DBFB6;
  --s-nav-hover: rgba(255,255,255,0.07);
  --s-nav-active-bg: rgba(255,255,255,0.14);
  --s-nav-active-text: #FFFFFF;
  --s-nav-accent: #6FD6FF;
  --s-nav-hr: rgba(255,255,255,0.08);
}

[data-theme="dark"] {
  --s-bg: #0B1E33;
  --s-bg1: #102840;
  --s-card: #19334E;
  --s-surface: #19334E;
  --s-brand: #4D9ED0;
  --s-accent: #4D9ED0;
  --s-accent2: #3A8EC4;
  --s-border: rgba(77,158,208,.12);
  --s-stroke: rgba(77,158,208,.16);
  --s-stroke2: rgba(77,158,208,.08);
  --s-text: #E8EDF2;
  --s-text2: #E8EDF2;
  --s-muted: #8A97A6;
  --s-muted2: #6B7A8D;
  --s-shadow: 0 20px 60px rgba(0,0,0,.35);
  --s-shadow-sm: 0 8px 24px rgba(0,0,0,.25);
  --s-shadow-xs: 0 4px 12px rgba(0,0,0,.18);
  --s-hover: rgba(77,158,208,.08);
}

.bsf-social-layout {
  display: grid;
  grid-template-columns: var(--s-sidebar) minmax(0, 1fr) var(--s-right);
  gap: 20px;
  width: 100%;
  max-width: var(--s-page-max);
  margin: 0 auto;
  padding: 16px var(--s-page-pad) 24px;
  align-items: start;
  box-sizing: border-box;
}

.bsf-social-layout > * {
  min-width: 0;
}

.bsf-col-stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.bsf-left-col {
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.bsf-right-col {
  align-self: start;
}

.bsf-sticky-inner {
  position: sticky;
  top: var(--topbar-h);
}

.bsf-card {
  background: var(--s-card);
  border: 1px solid var(--s-border);
  border-radius: var(--s-r-lg);
  box-shadow: var(--s-shadow-xs);
  overflow: hidden;
  min-width: 0;
  transition: box-shadow .2s;
}

.bsf-card:hover {
  box-shadow: var(--s-shadow-sm);
}

.bsf-sidenav {
  padding: 10px 8px;
}

.bsf-sidenav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--s-r-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--s-text);
  transition: background .15s, color .15s;
  text-decoration: none;
}

.bsf-sidenav a:hover {
  background: var(--s-hover);
  color: var(--s-accent);
}

.bsf-sidenav a.active,
[data-theme="dark"] .bsf-sidenav a.active {
  background: var(--s-nav-active-bg);
  color: var(--s-nav-active-text);
}

.bsf-sidenav a i {
  width: 18px;
  height: 18px;
  stroke: currentColor;
  flex-shrink: 0;
}

.bsf-sidenav a.active i {
  color: var(--s-nav-accent);
  stroke: var(--s-nav-accent);
}

.bsf-sidenav hr {
  border: none;
  border-top: 1px solid var(--s-nav-hr);
  margin: 8px 6px;
}

.bsf-left-col .bsf-card {
  background: var(--s-nav-bg) !important;
  border-color: var(--s-nav-border) !important;
  box-shadow: none;
}

.bsf-sidenav a {
  color: var(--s-nav-text);
}

.bsf-sidenav a:hover {
  background: var(--s-nav-hover);
  color: var(--s-nav-text);
}

.bsf-widget-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--s-text);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
}

.bsf-widget {
  padding: 18px;
}

.bsf-video-wrap {
  border-radius: 12px;
  overflow: hidden;
  background: #000;
}

.bsf-widget-video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: cover;
}

.bsf-sug-list {
  display: flex;
  flex-direction: column;
}

.bsf-sug-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
}

.bsf-sug-row + .bsf-sug-row {
  border-top: 1px solid var(--s-border);
}

.bsf-sug-avatar-wrap {
  flex-shrink: 0;
}

.bsf-sug-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: block;
}

.bsf-sug-avatar-img {
  object-fit: cover;
}

.bsf-sug-avatar-init {
  background: var(--s-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bsf-sug-info {
  flex: 1;
  min-width: 0;
}

.bsf-sug-name {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--s-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-decoration: none;
}

.bsf-sug-name:hover {
  color: var(--s-accent);
}

.bsf-sbtn-ghost {
  background: none;
  border: 1.5px solid var(--s-border);
  border-radius: var(--s-r-sm);
  padding: 8px 18px;
  font: 500 13px Inter, sans-serif;
  cursor: pointer;
  color: var(--s-text);
  transition: background .15s, border-color .15s;
}

.bsf-sbtn-ghost:hover {
  background: var(--s-hover);
  border-color: var(--s-stroke);
}

.bsf-sug-connect-btn {
  padding: 5px 8px;
  flex-shrink: 0;
}

.bsf-sug-more-link {
  display: block;
  margin-top: 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--s-accent);
  text-align: right;
  text-decoration: none;
}

.bsf-sug-more-link:hover {
  text-decoration: underline;
}

.bsf-mobile-nav {
  display: none;
  flex-direction: column;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--s-nav-bg);
  border-top: 1px solid var(--s-nav-border);
  z-index: 950;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  box-shadow: 0 -4px 24px rgba(0,0,0,.30);
}

.bsf-mobile-nav-main {
  display: flex;
  justify-content: space-around;
  align-items: stretch;
}

.bsf-mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 9px 4px 7px;
  font-size: 10px;
  font-weight: 500;
  color: var(--s-nav-muted);
  text-decoration: none;
  transition: color .15s;
  flex: 1;
  position: relative;
  min-width: 0;
  text-align: center;
}

.bsf-mobile-nav-item.active {
  color: var(--s-nav-accent);
}

.bsf-mobile-nav-item i {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.bsf-mobile-nav-badge {
  position: absolute;
  top: 6px;
  right: calc(50% - 20px);
  background: #ef4444;
  color: #fff;
  font-size: 9px;
  font-weight: 800;
  min-width: 15px;
  height: 15px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--s-nav-bg);
  padding: 0 3px;
}

.bsf-more-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.25);
  z-index: 949;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}

.bsf-more-overlay.open {
  opacity: 1;
  pointer-events: all;
}

#bsf-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--s-brand);
  color: #fff;
  padding: 11px 22px;
  border-radius: var(--s-r-sm);
  font: 500 13px Inter, sans-serif;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1);
  z-index: 9999;
  pointer-events: none;
  white-space: normal;
  text-align: center;
  max-width: calc(100% - 32px);
  box-shadow: var(--s-shadow-sm);
}

[data-theme="dark"] #bsf-toast {
  background: var(--s-nav-accent);
}

#bsf-toast.show {
  transform: translateX(-50%) translateY(0);
}

.bsf-more-row {
  display: none;
  justify-content: space-around;
  align-items: stretch;
  border-bottom: 1px solid var(--s-nav-border);
}

.bsf-more-row.open {
  display: flex;
}

body.bsf-more-open {
  overflow: hidden;
}

.bsf-mobile-nav button.bsf-mobile-nav-item {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.bsf-go-social-main.page {
  margin: 0;
  padding: 0;
  min-width: 0;
}

.bsf-go-social-main .pageLayout {
  display: block;
  padding-top: 0;
}

.bsf-go-social-main .pageMain {
  min-width: 0;
}

@media (max-width: 1180px) {
  .bsf-social-layout {
    grid-template-columns: var(--s-sidebar) minmax(0, 1fr);
  }

  .bsf-right-col {
    display: none;
  }
}

@media (max-width: 720px) {
  .bsf-social-layout {
    grid-template-columns: minmax(0, 1fr);
    padding: 14px 17px;
    gap: 14px;
  }

  .bsf-social-layout > * {
    grid-column: 1 / -1 !important;
  }

  .bsf-mobile-nav {
    display: flex;
    flex-direction: column;
  }

  body {
    padding-bottom: calc(60px + env(safe-area-inset-bottom, 0px));
  }

  .bsf-left-col {
    display: none !important;
  }

  .bsf-right-col {
    display: block;
    position: static;
  }

  .bsf-sticky-inner {
    position: static;
  }

  .bsf-sidenav hr {
    display: none;
  }
}

@media (min-width: 721px) {
  .bsf-more-overlay,
  .bsf-more-row {
    display: none !important;
  }
}