/* =========================================================
   XLOG base.css — full build
   - Title centered, mobile-first
   - Light/Dark palettes
   - Dark: links = warm orange, bold names
   - Light: .btn-accent text = black
   - Mobile FAB no overlap with content
   - Theme selector as mini icon button (left of language)
   - Compact language select & hide "Language" label text
   ========================================================= */

/* ---------- Reset & base ---------- */
* { box-sizing: border-box; min-width: 0; }
html, body { height: 100%; overflow-x: hidden; }
img, video, canvas, iframe { max-width: 100%; height: auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* ---------- Theme variables: Light ---------- */
:root {
  --bg: #f4f7ff;
  --text: #07111f;
  --muted: #5c6a82;

  --accent: #21d4fd;
  --accent-ink: #0066ff;
  --accent-alt: #7d6dff;

  --card: #fbfdff;
  --border: #d8e2f4;
  --shadow: 0 10px 24px rgba(7, 17, 31, .05);
  --panel-glow: 0 0 0 1px color-mix(in srgb, var(--accent), transparent 90%), 0 10px 24px rgba(7, 17, 31, .06);

  --link: #0066ff;
  --link-visited: #7a4dff;

  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;

  --gap-lg: 18px;
  --gap-md: 14px;
  --gap-sm: 10px;

  --fab-bar: 72px;         /* 移动端底部悬浮条高度，按需微调 */
  --page-max: 760px;
  --page-wide-max: 820px;
  --page-narrow-max: 640px;
  --hero-max: 760px;
  --page-pad-x: 16px;
  --page-pad-y: 18px;
}

/* ---------- Theme variables: Dark ---------- */
.theme-dark {
  --bg: #050816;
  --text: #edf4ff;
  --muted: #92a3bf;

  --accent: #27d3ff;
  --accent-ink: #7ef7ff;
  --accent-alt: #8b5cf6;

  --card: #0c1326;
  --border: #1f3157;
  --shadow: 0 22px 60px rgba(0,0,0,.48);
  --panel-glow: 0 0 0 1px color-mix(in srgb, var(--accent), transparent 90%), 0 16px 36px rgba(0,0,0,.44);

  --link: #8cf2ff;
  --link-visited: #ff93ea;
}

/* ---------- Typography & layout ---------- */
html { font-size: 16px; }
body {
  margin: 0;
  font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
               "PingFang SC","Hiragino Sans GB","Noto Sans CJK SC",
               "Helvetica Neue", Arial, "Noto Sans", "Noto Sans TC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(80vmax 60vmax at 15% -10%, color-mix(in srgb, var(--accent), transparent 88%), transparent 62%),
    radial-gradient(70vmax 50vmax at 100% 10%, color-mix(in srgb, var(--accent-alt), transparent 95%), transparent 60%),
    linear-gradient(180deg, color-mix(in srgb, var(--bg), white 2%), var(--bg));
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.generated-page:not(.theme-dark) {
  background: #4a4a4a;
}

body.generated-page:not(.theme-dark) .header {
  border-bottom-color: rgba(255, 255, 255, .08);
  background: rgba(74, 74, 74, .84);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .10);
}

body.generated-page:not(.theme-dark) .logo-link {
  text-shadow: none;
}

body.generated-page:not(.theme-dark) .controls select {
  background: #585858;
  color: #e8e8e8;
  border-color: rgba(255, 255, 255, .12);
  box-shadow: none;
}

body.generated-page:not(.theme-dark) .controls label:has(#theme)::after {
  background: #585858;
  border-color: rgba(255, 255, 255, .12);
  box-shadow: none;
}

body.generated-page:not(.theme-dark) .section,
body.generated-page:not(.theme-dark) .item,
body.generated-page:not(.theme-dark) .card,
body.generated-page:not(.theme-dark) .wrap,
body.generated-page:not(.theme-dark) .success-wrap,
body.generated-page:not(.theme-dark) .link-btn,
body.generated-page:not(.theme-dark) .panel-soft,
body.generated-page:not(.theme-dark) .editor-shell,
body.generated-page:not(.theme-dark) .highlight-card,
body.generated-page:not(.theme-dark) .metric {
  background: #fbfbfb;
  box-shadow: 0 6px 16px rgba(0, 0, 0, .06);
}

body.generated-page:not(.theme-dark) .section,
body.generated-page:not(.theme-dark) .item,
body.generated-page:not(.theme-dark) .card,
body.generated-page:not(.theme-dark) .wrap,
body.generated-page:not(.theme-dark) .success-wrap,
body.generated-page:not(.theme-dark) .panel-soft,
body.generated-page:not(.theme-dark) .editor-shell,
body.generated-page:not(.theme-dark) .highlight-card,
body.generated-page:not(.theme-dark) .metric,
body.generated-page:not(.theme-dark) .link-btn {
  border-color: #d9dde3;
}

body.generated-page:not(.theme-dark) .page-bg-orb {
  display: none;
}

body.generated-page:not(.theme-dark) .page-bg-grid {
  display: block;
  background-image:
    linear-gradient(rgba(255, 255, 255, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px);
  background-size: 28px 28px;
  opacity: .82;
  mask-image: none;
}

body.generated-page:not(.theme-dark) .hero-kicker,
body.generated-page:not(.theme-dark) .meta-pill {
  background: rgba(255, 255, 255, .10);
  box-shadow: none;
  color: rgba(255, 255, 255, .72);
  border-color: rgba(255, 255, 255, .14);
}

body.generated-page:not(.theme-dark) .hero-kicker::before {
  background: rgba(255, 255, 255, .48);
  box-shadow: none;
}

body.generated-page:not(.theme-dark) .section-soft,
body.generated-page:not(.theme-dark) .subtle-list .item {
  background: #fff;
}

body.generated-page:not(.theme-dark) .btn {
  background: #f0f0f0;
  border-color: #d4d9df;
  color: #30363f;
}

body.generated-page:not(.theme-dark) .btn-accent {
  border-color: #cdd3da;
  background: #f7f7f7;
  color: #20252d;
}

body.generated-page:not(.theme-dark) .btn-accent:hover {
  box-shadow: 0 4px 12px rgba(15, 22, 34, .05);
}

body.generated-page:not(.theme-dark) .btn-ghost {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .86);
}

body.generated-page:not(.theme-dark) .xlog-footer {
  text-shadow: none;
}

body.generated-page:not(.theme-dark) .section-plain,
body.generated-page:not(.theme-dark) .footer-slot,
body.generated-page:not(.theme-dark) .xlog-footer,
body.generated-page:not(.theme-dark) .xlog-footer * {
  color: rgba(255, 255, 255, .62);
}

body.generated-page:not(.theme-dark) .generated-heading h1 {
  color: #fbfbfb;
  text-shadow: none;
}

body.generated-page:not(.theme-dark) .generated-heading .generated-summary {
  color: rgba(255, 255, 255, .84);
}

/* 让移动端不被底部悬浮按钮遮挡正文 */
@media (max-width: 768px) {
  body { padding-bottom: calc(var(--fab-bar) + env(safe-area-inset-bottom, 0px)); }
}

.container {
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--page-pad-y) var(--page-pad-x) 24px;
}

/* ---------- Header ---------- */
.header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  min-height: 60px;
  padding: 10px 0 8px;
  border-bottom: 1px solid color-mix(in srgb, var(--accent), var(--border) 82%);
  position: sticky; top: 0;
  backdrop-filter: blur(10px) saturate(145%);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--bg), transparent 8%),
      color-mix(in srgb, var(--card), transparent 18%));
  box-shadow: 0 10px 28px color-mix(in srgb, var(--bg), transparent 50%);
  z-index: 10;
}
.header .title {
  grid-column: 2;
  text-align: center;
  font-weight: 800;
  font-size: clamp(20px, 4.8vw, 28px);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0;
  color: inherit;
  text-decoration: none;
  text-shadow: 0 0 12px color-mix(in srgb, var(--accent), transparent 92%);
}
.logo-link:hover { color: var(--accent); text-decoration: none; }

/* ---------- Header controls (theme mini button + language select) ---------- */
.controls {
  grid-column: 3;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 通用控制项样式 */
.controls label { position: relative; font-size: 12px; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.controls select {
  padding: 6px 8px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card), var(--bg) 28%);
  color: var(--text);
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent), transparent 92%);
}

/* —— 仅用 CSS 将「主题选择」变为语言选择左侧的小圆按钮 —— */
.controls label:has(#theme) { order: -1; }              /* 1) 放到最左侧 */
.controls label:has(#theme) span { display: none; }     /* 2) 隐藏“主题”字样 */
.controls label:has(#theme) select {
  width: 44px; height: 36px; padding: 0;
  border-radius: 999px; text-indent: -9999px;
  appearance: none; -webkit-appearance: none; background: var(--bg);
}
/* 3) 用伪元素显示图标（☀️/🌙），不影响原生下拉逻辑 */
.controls label:has(#theme)::after {
  content: "☀️";
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none; font-size: 16px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--border) 70%); border-radius: 999px;
  box-shadow: 0 0 0 3px transparent;
  background: color-mix(in srgb, var(--card), var(--bg) 24%);
}
.theme-dark .controls label:has(#theme)::after { content: "🌙"; }
/* 聚焦态高亮 */
.controls label:has(#theme):focus-within::after {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent), transparent 80%);
  border-color: var(--accent);
}

/* —— 语言选择紧凑化 + 隐藏“语言”文字 —— */
.controls label:has(#lang) span { display: none; }
.controls label:has(#lang) select { width: 120px; min-width: 120px; }
@media (max-width: 360px) {
  .controls label:has(#lang) select { width: 112px; min-width: 112px; }
}

/* ---------- Sections & cards ---------- */
.section {
  margin-top: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 97%),
      color-mix(in srgb, var(--card), var(--bg) 8%));
  padding: 16px;
  box-shadow: var(--panel-glow);
}
.section-tight-top { padding-top: 10px; }
.section-warning { border-color: #f59e0b; }
.section-center { text-align: center; }
.section h2 { margin: 0 0 10px; font-size: 16px; }

.generated-heading {
  margin: 8px 0 18px;
  text-align: center;
}
.generated-heading h1 {
  margin: 0;
  font-size: clamp(34px, 7vw, 56px);
  line-height: 1.04;
  letter-spacing: -.03em;
}
.generated-heading .generated-summary {
  margin: 14px auto 0;
  max-width: 42rem;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.help { color: var(--muted); font-size: 13px; }
.code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* ---------- Links list (generated pages) ---------- */
.links { display: grid; grid-template-columns: 1fr; gap: 10px; }
@media (min-width: 680px) { .links { grid-template-columns: 1fr 1fr; } }

.link-btn {
  display: grid; grid-template-columns: 1fr; align-items: start; gap: 4px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 96%),
      color-mix(in srgb, var(--card), var(--bg) 10%));
  text-decoration: none;
  transition: box-shadow .18s ease, transform .06s ease, border-color .18s ease, background .18s ease;
  will-change: transform;
}
.link-btn strong {
  font-size: 14px; line-height: 1.3;
  font-weight: 700;              /* 名称加粗 */
  color: var(--link);            /* 名称使用主题链接色（暗色=橙色） */
}
.link-btn span {
  font-size: 12px; color: var(--muted);
  word-break: break-word; overflow-wrap: anywhere;
}
.link-btn:hover {
  border-color: color-mix(in srgb, var(--link), var(--border) 60%);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--link), transparent 88%);
}
.link-btn:active { transform: translateY(1px); }

/* 普通文本链接颜色（非卡片按钮） */
a { color: var(--link); }
a:visited { color: var(--link-visited); }
a:hover { text-decoration: underline; }

/* ---------- Forms (creat.php) ---------- */
input[type="text"], input[type="url"], textarea, select {
  width: 100%;
  padding: 12px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
input::placeholder, textarea::placeholder { color: color-mix(in srgb, var(--muted), transparent 20%); }
input:focus, textarea:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent), transparent 80%);
  outline: none;
}
.row { display: grid; gap: 10px; }
.row-2 { grid-template-columns: 1fr; }
@media (min-width: 720px) { .row-2 { grid-template-columns: 1fr 1fr; } }

.grid-2, .grid-3 { display: grid; gap: 14px; }
@media (min-width: 760px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 97%),
      color-mix(in srgb, var(--card), var(--bg) 8%));
  padding: 16px;
}
.item + .item { margin-top: 10px; }
.item h3, .item h4 { margin: 0 0 6px; }
.item p { margin: 0; font-size: 13px; color: var(--muted); }

.page-main-wide {
  width: min(100%, var(--page-wide-max));
  margin: 0 auto;
}
.page-main-narrow {
  width: min(100%, var(--page-narrow-max));
  margin: 0 auto;
}

.page-bg-orb {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(60vmax 40vmax at 72% -10%, color-mix(in srgb, var(--accent), transparent 84%), transparent 58%),
    radial-gradient(48vmax 38vmax at 18% 12%, color-mix(in srgb, var(--accent-alt), transparent 95%), transparent 56%),
    linear-gradient(180deg, color-mix(in srgb, var(--card), transparent 38%), transparent 60%);
  z-index: -1;
}
.page-bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 24px 24px;
  opacity: .08;
  mask-image: linear-gradient(180deg, rgba(0,0,0,.9), rgba(0,0,0,.35) 65%, transparent);
  z-index: -2;
}

.page-hero {
  text-align: center;
  padding: 64px 0 34px;
  max-width: calc(var(--hero-max) - 32px);
  margin: 0 auto;
}
.page-hero h1 {
  font-size: clamp(34px, 7vw, 52px);
  line-height: 1.04;
  letter-spacing: -.03em;
  margin: 0 0 14px;
}
.page-hero p {
  font-size: clamp(15px, 3.5vw, 18px);
  color: var(--muted);
  margin: 0 auto 22px;
  max-width: 34rem;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding: 8px 12px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--border) 64%);
  border-radius: 999px;
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--accent), transparent 92%),
      color-mix(in srgb, var(--accent-alt), transparent 98%));
  color: color-mix(in srgb, var(--text), var(--muted) 40%);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent), transparent 95%);
}
.hero-kicker::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 8px color-mix(in srgb, var(--accent), transparent 70%);
}
.hero-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
}
.hero-note strong { color: var(--text); font-weight: 700; }
.page-intro {
  margin: 20px auto 8px;
  text-align: center;
  max-width: 36rem;
}
.page-intro h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 5.5vw, 40px);
  line-height: 1.08;
  letter-spacing: -.02em;
}
.page-intro p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}
.panel-soft {
  border: 1px solid color-mix(in srgb, var(--border), transparent 8%);
  border-radius: calc(var(--radius-lg) + 2px);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 95%),
      color-mix(in srgb, var(--accent-alt), transparent 99%) 42%,
      color-mix(in srgb, var(--card), transparent 0%));
  box-shadow: var(--panel-glow);
}
.editor-shell {
  border: 1px solid color-mix(in srgb, var(--border), transparent 4%);
  border-radius: calc(var(--radius-lg) + 2px);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 97%),
      color-mix(in srgb, var(--card), var(--bg) 10%));
  box-shadow: var(--panel-glow);
}
.editor-shell .section {
  background: transparent;
  box-shadow: none;
}
.form-stack {
  padding: 6px 0 4px;
}
.form-intro-note {
  margin: 2px 0 4px;
  padding: 0 2px;
}
.form-block {
  margin-top: 0;
  padding: 18px 4px;
  border: 0;
  border-top: 1px solid color-mix(in srgb, var(--border), transparent 18%);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.form-block:first-of-type {
  border-top: 0;
  padding-top: 14px;
}
.form-block h2 {
  margin: 0 0 10px;
}
.form-block .help {
  max-width: 44rem;
}
.form-block-emphasis {
  margin-top: 10px;
  padding: 16px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--border) 70%);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 96%),
      color-mix(in srgb, var(--card), var(--bg) 8%));
}
.form-actions-shell {
  margin-top: 8px;
  padding: 14px 0 6px;
  border-top: 1px solid color-mix(in srgb, var(--border), transparent 18%);
}
.form-actions-shell .actions {
  margin-top: 12px;
}
.form-actions-shell .form-block {
  padding-top: 14px;
  padding-bottom: 10px;
}
.form-actions-shell .form-block:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.subtle-list {
  display: grid;
  gap: 10px;
}
.subtle-list .item {
  background: color-mix(in srgb, var(--card), var(--bg) 8%);
}
.meta-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
}
.meta-pill {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--accent), transparent 95%),
      color-mix(in srgb, var(--card), var(--bg) 12%));
  color: var(--muted);
  font-size: 12px;
}
.faq-stack {
  display: grid;
  gap: 10px;
}
.faq-stack details.item {
  margin: 0;
}
.manual-prose {
  line-height: 1.72;
}
.manual-shell {
  padding: 12px 0 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}
.manual-section {
  margin-top: 0;
  padding: 22px 0;
  border: 0;
  border-top: 1px solid color-mix(in srgb, var(--border), transparent 18%);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}
.manual-section:first-child {
  border-top: 0;
  padding-top: 8px;
}
.manual-section h2 {
  margin: 0 0 12px;
}
.manual-subblock {
  margin-top: 14px;
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--border), transparent 12%);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--card), var(--bg) 10%);
  box-shadow: none;
}
.manual-subblock:first-of-type {
  margin-top: 0;
}
.manual-subblock h3 {
  margin: 0 0 8px;
}
.manual-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
.manual-prose > h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 5vw, 36px);
  line-height: 1.08;
}
.manual-prose .help,
.manual-prose li,
.manual-prose p {
  font-size: 14px;
}
.manual-prose ul {
  margin: 8px 0 0;
  padding-left: 18px;
}
.manual-prose li + li {
  margin-top: 6px;
}
.manual-prose details summary {
  cursor: pointer;
  font-weight: 600;
}
.manual-prose details[open] p {
  margin-top: 10px;
}
.manual-prose .faq-stack {
  gap: 12px;
}
.manual-prose .faq-stack details.item {
  padding: 14px 16px;
  border: 1px solid color-mix(in srgb, var(--border), transparent 12%);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--card), var(--bg) 10%);
  box-shadow: none;
}

.actions,
.recent-actions,
.two-cta,
.tabs,
.cta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.actions,
.recent-actions,
.two-cta,
.cta { justify-content: center; }
.actions { margin-top: 8px; }
.tabs { gap: 8px; }
.cta {
  margin-top: 10px;
  align-items: center;
}
.cta .btn {
  min-width: 184px;
}

.section-soft {
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 96%),
      color-mix(in srgb, var(--card), var(--bg) 11%));
  border-color: color-mix(in srgb, var(--accent), var(--border) 78%);
}
.section-plain {
  margin-top: 18px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}
.section-plain h2 {
  margin: 0 0 12px;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
}
.split-highlight {
  display: grid;
  gap: 14px;
}
.highlight-card {
  padding: 18px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--border) 58%);
  border-radius: calc(var(--radius-lg) + 4px);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 90%),
      color-mix(in srgb, var(--accent-alt), transparent 98%) 56%,
      color-mix(in srgb, var(--card), transparent 0%));
  box-shadow: 0 8px 18px rgba(7, 17, 31, .06);
}
.highlight-card h2,
.highlight-card h3 {
  margin: 0 0 8px;
}
.highlight-card p {
  margin: 0;
  color: var(--muted);
}
.metric-row {
  display: grid;
  gap: 12px;
}
.metric {
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 97%),
      color-mix(in srgb, var(--card), var(--bg) 8%));
  box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--accent), transparent 94%);
}
.metric strong {
  display: block;
  margin-bottom: 4px;
  font-size: 20px;
  line-height: 1;
  color: color-mix(in srgb, var(--text), var(--accent) 18%);
}
.metric span {
  color: var(--muted);
  font-size: 12px;
}
.feature-grid {
  display: grid;
  gap: 14px;
}

.recent-list { padding-left: 20px; }
.recent-list li {
  margin: 6px 0;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.recent-list a {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.recent-list .code {
  flex-shrink: 0;
  font-size: 12px;
}

.min-h-120 { min-height: 120px; }
.meta-note { margin-top: 10px; }

.turnstile-wrap {
  margin-top: 12px;
  display: flex;
  justify-content: center;
}

.turnstile-wrap .cf-turnstile {
  max-width: 100%;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 16px;
  font-size: 14px; font-weight: 700;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--card), white 4%),
      color-mix(in srgb, var(--card), var(--bg) 6%));
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  transition: box-shadow .18s ease, transform .06s ease, border-color .18s ease, background .18s ease, color .18s ease;
}
.btn:active { transform: translateY(1px); }

.btn-accent {
  border-color: color-mix(in srgb, var(--accent), var(--border) 56%);
  background: linear-gradient(135deg,
              color-mix(in srgb, var(--accent), white 18%),
              color-mix(in srgb, var(--accent-alt), white 26%));
  color: #05111d;
}
.theme-dark .btn-accent {
  color: #04111a;
  background: linear-gradient(135deg,
              color-mix(in srgb, var(--accent), white 8%),
              color-mix(in srgb, var(--accent-alt), white 14%));
}
.btn-accent:hover {
  box-shadow:
    0 0 10px color-mix(in srgb, var(--accent), transparent 86%),
    0 8px 18px rgba(0,0,0,.22);
}

.btn-ghost {
  background: color-mix(in srgb, var(--card), transparent 12%);
  border-color: color-mix(in srgb, var(--accent), var(--border) 82%);
}
.btn-ghost:hover { border-color: color-mix(in srgb, var(--accent), var(--border) 65%); }

/* ---------- Footer slot ---------- */
.footer-slot { margin-top: 16px; }

.screen-center {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
}
.card {
  width: min(100%, 560px);
  margin: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 97%),
      color-mix(in srgb, var(--card), var(--bg) 8%));
  padding: 18px;
  text-align: center;
  box-shadow: var(--panel-glow);
}

.tips { margin-top: 12px; }
.tips ul { margin: 6px 0 0 18px; color: var(--muted); font-size: 13px; }

.xlog-footer {
  padding: 18px 0;
  text-align: center;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
  text-shadow: 0 0 18px color-mix(in srgb, var(--accent), transparent 94%);
}
.xlog-footer-brand {
  font-weight: 600;
  font-size: 14px;
}
.xlog-footer-cta { margin-top: 4px; }
.xlog-footer-meta {
  margin-top: 6px;
  font-size: 12px;
  opacity: .85;
}
.offscreen-telemetry {
  position: absolute;
  left: -9999px;
}

/* ---------- Success page block (generate.php) ---------- */
.success-wrap, .wrap {
  max-width: min(var(--page-narrow-max), calc(100vw - 28px));
  margin: 14px auto; padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow);
}
.domain {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px; word-break: break-word; overflow-wrap: anywhere;
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  background: color-mix(in srgb, var(--card), var(--bg) 12%);
}

/* ---------- Badge ---------- */
.badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 22px; height: 22px; padding: 0 8px;
  font-size: 12px; border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card), var(--bg) 8%);
  color: var(--muted);
}

.adult-check {
  padding-top: 0;
}
.adult-check-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}
.adult-check-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent);
}
.adult-check-label strong {
  display: block;
  font-size: 14px;
}
.adult-check-label small {
  display: block;
  margin-top: 4px;
  line-height: 1.65;
}
.adult-check .adult-check-label {
  padding: 0 2px;
}
.form-actions-shell .turnstile-wrap {
  justify-content: center;
}
.form-actions-shell .help {
  max-width: 32rem;
}
.editor-shell .link-item {
  padding: 12px 0;
  border-top: 1px solid color-mix(in srgb, var(--border), transparent 20%);
}
.editor-shell .link-item:first-child {
  border-top: 0;
  padding-top: 4px;
}
.editor-shell .link-actions {
  margin-top: 8px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.page-shell {
  position: relative;
  z-index: 1;
}
.adult-page.adult-locked .page-shell {
  visibility: hidden;
}
html.adult-approved .adult-page.adult-locked .page-shell {
  visibility: visible;
}
.adult-gate {
  display: none;
}
.adult-page.adult-locked .adult-gate {
  position: fixed;
  inset: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--bg), transparent 4%),
      color-mix(in srgb, var(--bg), transparent 10%));
  backdrop-filter: blur(18px) saturate(120%);
}
html.adult-approved .adult-page.adult-locked .adult-gate {
  display: none;
}
.adult-gate-card {
  width: min(100%, 520px);
  border: 1px solid color-mix(in srgb, var(--accent), var(--border) 74%);
  border-radius: calc(var(--radius-lg) + 6px);
  background:
    linear-gradient(180deg,
      color-mix(in srgb, var(--accent), transparent 96%),
      color-mix(in srgb, var(--card), var(--bg) 10%));
  box-shadow: var(--panel-glow);
  padding: 24px;
  text-align: center;
}
.adult-gate-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--accent), var(--border) 66%);
  background: color-mix(in srgb, var(--accent), transparent 92%);
  color: color-mix(in srgb, var(--text), var(--accent) 16%);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.adult-gate-card h1 {
  margin: 16px 0 10px;
  font-size: clamp(24px, 5vw, 34px);
  line-height: 1.08;
}
.adult-gate-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}
.adult-gate-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- Mobile Floating Action Bar (FAB) ---------- */
.fab {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom, 0px));
  background: color-mix(in srgb, var(--bg), transparent 0%);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(8px) saturate(140%);
  z-index: 40;
  display: none;             /* 仅在移动端显示 */
}
.fab .btn {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-lg);
}
@media (max-width: 768px) {
  .fab { display: block; }
  :root {
    --page-pad-x: 14px;
    --page-pad-y: 16px;
  }
  .header {
    grid-template-columns: auto 1fr auto;
    min-height: 56px;
  }
  .header .title {
    grid-column: 1;
    justify-self: start;
    text-align: left;
    font-size: 18px;
  }
  .logo-link {
    gap: 0;
  }
  .controls { gap: 6px; }
  .controls label:has(#theme) select {
    width: 40px;
    height: 34px;
  }
  .controls label:has(#theme)::after {
    font-size: 15px;
  }
  .controls label:has(#lang) select {
    width: 96px;
    min-width: 96px;
    font-size: 12px;
  }
  .section, .item, .wrap, .success-wrap {
    border-radius: 14px;
  }
  .section, .item, .wrap, .success-wrap, .card {
    padding: 14px;
  }
  .section { margin-top: 14px; }
  .page-hero { padding: 46px 0 24px; }
  .page-intro { margin-top: 16px; }
  .actions, .recent-actions, .two-cta, .cta { gap: 8px; }
  .btn { padding: 11px 15px; }
  .cta .btn { min-width: min(100%, 220px); }
  .manual-prose .help,
  .manual-prose li,
  .manual-prose p {
    font-size: 13.5px;
  }
  .manual-prose ul {
    padding-left: 16px;
  }
  .adult-gate-card {
    padding: 18px;
  }
  .adult-gate-actions .btn {
    width: 100%;
  }
}

@media (min-width: 760px) {
  .split-highlight {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
    align-items: stretch;
  }
  .metric-row,
  .feature-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- Optional desktop scrollbar polish ---------- */
@media (min-width: 768px) {
  *::-webkit-scrollbar { width: 10px; height: 10px; }
  *::-webkit-scrollbar-thumb { background: color-mix(in srgb, var(--accent), transparent 80%); border-radius: 10px; }
  *::-webkit-scrollbar-track { background: transparent; }
}