/* Scripted Functions page styles */
.sf-hero { padding-bottom: 36px; }
.sf-hero .hero-en { font-size: .55em; font-weight: 500; color: var(--color-text-mute); margin-left: 12px; letter-spacing: .02em; }
.sf-hero-meta { display:flex; flex-wrap:wrap; gap:10px; margin-top:18px; }
.sf-hero-meta .meta-pill { background: rgba(4,96,186,.08); color: var(--color-primary); padding:6px 14px; border-radius:999px; font-size:13px; font-weight:500; border: 1px solid rgba(4,96,186,.18); }
.sf-hero-meta .meta-pill strong { font-weight:700; margin-right:4px; }
.sf-hero-tip { margin-top:20px; font-size:13.5px; color: var(--color-text-mute); }
.sf-hero-tip code { background:#f1f5f9; padding:1px 6px; border-radius:4px; font-size:12.5px; font-family: ui-monospace, "Cascadia Code", Consolas, monospace; }

/* —— 悬浮胶囊搜索条 Floating Pill —— */
.sf-search-pill {
  position: fixed;
  top: 82px;
  left: 50%; transform: translateX(-50%);
  z-index: 30;
  width: min(440px, calc(100vw - 32px));
  display: flex; align-items: center; gap: 8px;
  padding: 7px 8px 7px 16px;
  background: rgba(255,255,255,.88);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  backdrop-filter: saturate(180%) blur(18px);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 999px;
  box-shadow: 0 6px 24px -8px rgba(15,23,42,.18), 0 2px 6px -2px rgba(15,23,42,.08);
  transition: width .18s ease, box-shadow .18s ease, top .18s ease;
}
.sf-search-pill:hover { box-shadow: 0 10px 28px -8px rgba(15,23,42,.22), 0 3px 8px -2px rgba(15,23,42,.1); }
.sf-search-pill:focus-within {
  width: min(560px, calc(100vw - 32px));
  border-color: rgba(4,96,186,.4);
  box-shadow: 0 12px 32px -8px rgba(4,96,186,.28), 0 0 0 4px rgba(4,96,186,.1);
}
.sf-search-icon { width: 16px; height: 16px; color: var(--color-text-mute); flex-shrink: 0; }
.sf-search-pill:focus-within .sf-search-icon { color: var(--color-primary); }

.sf-search-pill input {
  flex: 1; min-width: 0;
  height: 28px;
  border: 0; outline: 0;
  background: transparent; color: var(--color-text);
  font-size: 13.5px; font-family: inherit;
  padding: 0;
}
.sf-search-pill input::-webkit-search-cancel-button,
.sf-search-pill input::-webkit-search-decoration { display: none; }
.sf-search-pill input::placeholder { color: #94a3b8; }

.sf-result-count {
  font-size: 11.5px; color: var(--color-text-mute);
  background: #f1f5f9; padding: 3px 9px; border-radius: 999px;
  white-space: nowrap; flex-shrink: 0;
}
.sf-result-count:empty { display: none; }

.sf-clear {
  width: 22px; height: 22px; flex-shrink: 0;
  border-radius: 50%; border: 0;
  background: #e2e8f0; color: #475569;
  font-size: 14px; line-height: 1; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
}
.sf-clear:hover { background: #cbd5e1; color: #1e293b; }

.sf-kbd {
  display: inline-flex; align-items: center; gap: 1px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 11px; font-weight: 600;
  color: #64748b;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 5px;
  padding: 2px 6px;
  flex-shrink: 0;
  letter-spacing: .02em;
}
.sf-search-pill:focus-within .sf-kbd { display: none; }
.sf-search-pill.scrolled {
  top: 76px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 4px 16px -6px rgba(15,23,42,.16);
}

/* —— 右侧悬浮目录（语言筛选 + 字母索引） —— */
.sf-controls {
  position: fixed;
  top: 150px;
  right: 24px;
  width: 132px;
  max-height: calc(100vh - 180px);
  overflow-y: auto;
  z-index: 25;
  background: rgba(255,255,255,.9);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border: 1px solid rgba(15,23,42,.08);
  border-radius: 14px;
  box-shadow: 0 6px 24px -10px rgba(15,23,42,.18), 0 2px 6px -2px rgba(15,23,42,.06);
  padding: 14px 12px;
}
.sf-controls::-webkit-scrollbar { width: 4px; }
.sf-controls::-webkit-scrollbar-thumb { background: rgba(15,23,42,.18); border-radius: 4px; }

.sf-controls-inner { display: flex; flex-direction: column; gap: 18px; }
.sf-controls-group { display: flex; flex-direction: column; gap: 6px; }
.sf-controls-label {
  margin: 0;
  font-size: 11px; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--color-text-mute);
  padding: 0 4px;
}

/* 语言筛选：竖向胶囊 */
.sf-filters { display: flex; flex-direction: column; gap: 4px; }
.sf-chip { display: flex; cursor: pointer; -webkit-user-select: none; user-select: none; }
.sf-chip input { position: absolute; opacity: 0; pointer-events: none; }
.sf-chip span {
  flex: 1;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 12.5px;
  color: var(--color-text);
  background: transparent;
  text-align: left;
  transition: all .12s;
}
.sf-chip:hover span { background: #eff6ff; color: var(--color-primary); }
.sf-chip input:checked + span {
  background: var(--color-primary); color: #fff;
  border-color: var(--color-primary); font-weight: 600;
}
.sf-chip input:focus-visible + span { box-shadow: 0 0 0 3px rgba(4,96,186,.2); }

/* 字母索引：3 列网格 */
.sf-alphabet {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.sf-alphabet a {
  height: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 12px; font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  border-radius: 6px;
  transition: background .12s, color .12s;
}
.sf-alphabet a:hover { background: #eff6ff; color: var(--color-primary); }
.sf-alphabet a.disabled { color: #cbd5e1; pointer-events: none; font-weight: 400; }

/* Content */
.sf-content { padding-top: 40px; }
.sf-list { display: grid; grid-template-columns: 1fr; gap: 0; max-width: 1180px; margin: 0 auto; }
.sf-loading { padding: 60px 0; text-align: center; color: var(--color-text-mute); }

.sf-group { padding-top: 36px; scroll-margin-top: 220px; }
.sf-group-head {
  display:flex; align-items: baseline; gap: 14px;
  padding-bottom: 10px; margin-bottom: 4px;
  border-bottom: 2px solid var(--color-primary);
}
.sf-group-head .letter { font-size: 30px; font-weight: 800; color: var(--color-primary); line-height: 1; }
.sf-group-head .count { font-size: 13px; color: var(--color-text-mute); }

.sf-item {
  display: grid;
  grid-template-columns: 36px 1fr auto auto;
  gap: 14px;
  align-items: center;
  padding: 14px 6px;
  border-bottom: 1px solid #f1f5f9;
  transition: background .12s;
}
.sf-item:hover { background: #f8fafc; }
.sf-item .idx { color: #cbd5e1; font-size: 12px; font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.sf-item .meta { min-width: 0; }
.sf-item .title { font-size: 15px; font-weight: 600; color: var(--color-text); line-height: 1.45; }
.sf-item .title a { color: inherit; text-decoration: none; background-image: linear-gradient(var(--color-primary), var(--color-primary)); background-size: 0 1px; background-repeat: no-repeat; background-position: 0 100%; transition: background-size .2s; }
.sf-item .title a:hover { background-size: 100% 1px; color: var(--color-primary); }
.sf-item .en { display: block; font-size: 12.5px; font-weight: 400; color: var(--color-text-mute); margin-top: 2px; word-break: break-word; }
.sf-item .author { font-size: 12.5px; color: var(--color-text-mute); }
.sf-item .author .contrib { color: #94a3b8; }

.sf-tag { display:inline-flex; align-items:center; padding: 3px 10px; border-radius: 6px; font-size: 11.5px; font-weight: 600; letter-spacing: .02em; }
.sf-tag.csharp { background: #ede9fe; color: #6d28d9; }
.sf-tag.vbnet { background: #dbeafe; color: #1d4ed8; }
.sf-tag.date { background: #f1f5f9; color: #475569; font-weight: 500; }

.sf-empty { text-align:center; padding: 80px 20px; color: var(--color-text-mute); }

/* —— 投稿邀请卡片 —— */
.sf-foot { padding: 40px 24px 96px; }
.sf-foot-card {
  position: relative;
  max-width: 760px; margin: 0 auto;
  padding: 56px 40px 44px;
  background:
    radial-gradient(circle at 50% 0%, rgba(4,96,186,.12), transparent 60%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--color-border);
  border-radius: 24px;
  text-align: center;
  overflow: hidden;
}
.sf-foot-card::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(4,96,186,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(4,96,186,.05) 1px, transparent 1px);
  background-size: 28px 28px;
  background-position: -1px -1px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);
  mask-image: radial-gradient(ellipse at 50% 0%, #000 0%, transparent 70%);
  opacity: .8;
  pointer-events: none;
}
.sf-foot-card > * { position: relative; z-index: 1; }

.sf-foot-deco {
  width: 60px; height: 60px; margin: 0 auto 20px;
  display: inline-flex; align-items: center; justify-content: center;
  background: #fff;
  border: 1px solid rgba(4,96,186,.18);
  border-radius: 16px;
  color: var(--color-primary);
  box-shadow: 0 8px 24px -10px rgba(4,96,186,.4), 0 2px 6px -2px rgba(15,23,42,.08);
}
.sf-foot-deco svg { width: 28px; height: 28px; }

.sf-foot-eyebrow {
  display: inline-block;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 11.5px; font-weight: 700;
  letter-spacing: .14em;
  color: var(--color-primary);
  background: rgba(4,96,186,.08);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.sf-foot-title {
  font-size: 26px; font-weight: 700;
  letter-spacing: -.3px;
  color: var(--color-text);
  margin: 0 0 12px;
  line-height: 1.35;
}
.sf-foot-desc {
  font-size: 15px; line-height: 1.75;
  color: var(--color-text-mute);
  max-width: 560px;
  margin: 0 auto 24px;
}

/* 邮箱主行动按钮 */
.sf-foot-mail,
.sf-foot-mail:link,
.sf-foot-mail:visited,
.sf-foot-mail:hover,
.sf-foot-mail:focus,
.sf-foot-mail:active {
  color: #fff;
  text-decoration: none;
}
.sf-foot-mail {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 22px;
  background: var(--color-primary);
  border-radius: 14px;
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 15px; font-weight: 500;
  box-shadow: 0 10px 24px -8px rgba(4,96,186,.5), 0 2px 6px -2px rgba(4,96,186,.3);
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
  margin-bottom: 24px;
}
.sf-foot-mail:hover {
  background: #0552a3;
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -8px rgba(4,96,186,.55), 0 4px 8px -2px rgba(4,96,186,.3);
}
.sf-foot-mail svg { width: 18px; height: 18px; flex-shrink: 0; color: #fff; }
.sf-foot-mail-tip {
  font-family: inherit;
  font-size: 12px;
  padding: 3px 8px;
  background: rgba(255,255,255,.18);
  border-radius: 6px;
  letter-spacing: .02em;
}

.sf-foot-actions {
  display: flex; gap: 12px;
  justify-content: center; flex-wrap: wrap;
}
.sf-foot-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 18px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: 13.5px; font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: all .15s;
}
.sf-foot-btn svg { width: 16px; height: 16px; color: var(--color-text-mute); }
.sf-foot-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px -8px rgba(4,96,186,.3);
}
.sf-foot-btn:hover svg { color: var(--color-primary); }
.sf-foot-btn.primary {
  background: var(--color-text);
  border-color: var(--color-text);
  color: #fff;
}
.sf-foot-btn.primary svg { color: rgba(255,255,255,.7); }
.sf-foot-btn.primary:hover {
  background: var(--color-text);
  color: #fff;
  border-color: var(--color-text);
}
.sf-foot-btn.primary:hover svg { color: #fff; }

@media (max-width: 1180px) {
  .sf-controls { right: 12px; width: 122px; }
}
@media (max-width: 980px) {
  .sf-search-pill { top: 72px; }
  .sf-controls { display: none; }
}
@media (max-width: 720px) {
  .sf-search-pill { top: 68px; width: calc(100vw - 24px); padding: 6px 6px 6px 14px; }
  .sf-search-pill .sf-kbd, .sf-search-pill .sf-result-count { display: none; }
  .sf-alphabet a { min-width: 24px; height: 24px; font-size: 11.5px; }
  .sf-content { padding-top: 24px; }
  .sf-item { grid-template-columns: 28px 1fr; row-gap: 6px; padding: 14px 4px; }
  .sf-item .idx { font-size: 11px; }
  .sf-item .author { grid-column: 2; font-size: 12px; }
  .sf-item .sf-tag.csharp, .sf-item .sf-tag.vbnet { grid-column: 2; justify-self: start; }
  .sf-item .sf-tag.date { display: none; }
  .sf-foot { padding: 24px 16px 64px; }
  .sf-foot-card { padding: 40px 22px 32px; border-radius: 18px; }
  .sf-foot-title { font-size: 22px; }
  .sf-foot-mail { font-size: 13px; padding: 12px 18px; gap: 10px; }
  .sf-foot-mail-tip { display: none; }
}