/* ===== 小江の笔记风格 · 主题 v3 ===== */

:root {
  --bg: #eef1f5;
  --bg-grid: rgba(100, 116, 139, .13);
  --card: #ffffff;
  --card-soft: #f6f8fa;
  --fg: #1f2937;
  --fg-soft: #4b5563;
  --fg-faint: #9aa3af;
  --line: rgba(15, 23, 42, .075);
  --line-strong: rgba(15, 23, 42, .14);
  --accent: #0aa8a0;
  --accent-2: #2563eb;
  --accent-2-hover: #1d4ed8;
  --accent-soft: rgba(10, 168, 160, .10);
  --code-bg: #1e293b;
  --code-fg: #e2e8f0;
  --radius: 22px;
  --radius-sm: 12px;
  --wrap: 860px;
  --shadow: 0 2px 10px rgba(15, 23, 42, .045);
  --shadow-hover: 0 14px 38px rgba(15, 23, 42, .10);
  --sans: "Inter", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Playfair Display", Georgia, "Songti SC", "Source Han Serif SC",
    "Noto Serif CJK SC", "Times New Roman", SimSun, serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* 兼容旧变量名 */
  --surface: var(--card);
  --surface-soft: var(--card-soft);
}

html.dark {
  --bg: #121418;
  --bg-grid: rgba(255, 255, 255, .045);
  --card: #1a1d24;
  --card-soft: #20242c;
  --fg: #e6e9ee;
  --fg-soft: #a2abba;
  --fg-faint: #6f7887;
  --line: rgba(255, 255, 255, .07);
  --line-strong: rgba(255, 255, 255, .14);
  --accent: #00d2ff;
  --accent-2: #60a5fa;
  --accent-2-hover: #93c5fd;
  --accent-soft: rgba(0, 210, 255, .12);
  --code-bg: #0b0e13;
  --code-fg: #dbe3ee;
  --shadow: 0 2px 10px rgba(0, 0, 0, .35);
  --shadow-hover: 0 16px 44px rgba(0, 0, 0, .55);
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

/* 背景网格 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--bg-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px);
  background-size: 38px 38px;
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 35%, transparent 85%);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 35%, transparent 85%);
  pointer-events: none;
}

::selection { background: color-mix(in srgb, var(--accent) 26%, transparent); color: var(--fg); }

a { color: var(--accent-2); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb {
  background: var(--line-strong);
  border-radius: 10px;
  border: 3px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--fg-faint); background-clip: content-box; }

/* ===== 顶栏 ===== */
.site-head {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--card) 76%, transparent);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--line);
}

.head-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  height: 62px;
}

.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--fg); }
.brand:hover { text-decoration: none; }
.brand-logo {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: block;
  overflow: hidden;
  box-shadow: 0 3px 10px color-mix(in srgb, var(--accent) 35%, transparent);
  flex: none;
}
.brand-logo svg { width: 100%; height: 100%; display: block; }
.brand-text {
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 42vw;
}

.nav { display: flex; align-items: center; gap: 2px; font-size: 0.875rem; }
.nav a {
  color: var(--fg-soft);
  padding: 7px 11px;
  border-radius: 9px;
  transition: background .16s, color .16s;
  white-space: nowrap;
}
.nav a:hover {
  color: var(--accent-2);
  background: var(--accent-soft);
  text-decoration: none;
}

.theme-btn {
  width: 34px;
  height: 34px;
  padding: 0;
  margin-left: 4px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--fg-soft);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background .16s, color .16s, transform .2s;
}
.theme-btn:hover { background: var(--accent-soft); color: var(--accent); transform: rotate(-12deg); }
html.dark .icon-sun { display: none; }
html:not(.dark) .icon-moon { display: none; }

/* ===== 首页 ===== */
.home { padding-top: 8px; }

.slogan {
  margin: 46px 0 30px;
  text-align: center;
  font-family: var(--serif);
  font-size: 1.42rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--fg-soft);
  line-height: 1.6;
}

.search-box {
  position: relative;
  max-width: 720px;
  margin: 0 auto 22px;
}
.search-box .search-icon {
  position: absolute;
  left: 17px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--fg-faint);
  pointer-events: none;
}
.search-box input {
  width: 100%;
  font: inherit;
  font-size: 0.92rem;
  color: var(--fg);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 13px 20px 13px 46px;
  box-shadow: var(--shadow);
  transition: border-color .18s, box-shadow .18s;
}
.search-box input::placeholder { color: var(--fg-faint); transition: opacity .15s; }
.search-box input:focus::placeholder,
.search-box input:focus::-webkit-input-placeholder {
  opacity: 0;
  color: transparent;
}
.search-box input:focus {
  outline: none;
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 12%, transparent);
}
.search-result {
  margin: 6px 0 18px;
  font-size: 0.85rem;
  color: var(--fg-faint);
  text-align: center;
}

.tags-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 0 auto 26px;
  max-width: 720px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.79rem;
  color: var(--fg-soft);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 12px;
  line-height: 1.6;
  box-shadow: var(--shadow);
  transition: all .16s ease;
}
.tag:hover {
  text-decoration: none;
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}
.tag i {
  font-style: normal;
  font-size: 0.72rem;
  color: var(--fg-faint);
  font-variant-numeric: tabular-nums;
}
.tag-on {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
}
.tag-on i { color: var(--accent); opacity: .75; }

/* ===== 文章卡片 ===== */
.post-list { display: flex; flex-direction: column; gap: 15px; }

.post-card {
  position: relative;
  display: flex;
  min-height: 112px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .24s cubic-bezier(.2, .7, .3, 1), box-shadow .24s, border-color .24s;
}
.post-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: color-mix(in srgb, var(--accent) 30%, transparent);
}

.card-cover {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 64%;
  background-size: cover;
  background-position: center;
  -webkit-mask-image: linear-gradient(to left, #000 26%, transparent 100%);
  mask-image: linear-gradient(to left, #000 26%, transparent 100%);
  transition: transform .5s cubic-bezier(.2, .7, .3, 1), opacity .3s;
  opacity: .92;
}
.post-card:hover .card-cover { transform: scale(1.045); opacity: 1; }

.card-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 26px;
  width: 100%;
  min-width: 0;
}
.post-card.has-cover .card-body { max-width: 74%; }

.card-title {
  margin: 0;
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -0.01em;
  overflow-wrap: anywhere;
}
.card-title a { color: var(--accent-2); }
.card-title a:hover { color: var(--accent-2-hover); text-decoration: none; }

.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--fg-faint);
}
.card-tags { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; min-width: 0; }
.card-meta time { font-variant-numeric: tabular-nums; white-space: nowrap; margin-left: auto; }

.mini-tag {
  font-size: 0.73rem;
  color: var(--fg-soft);
  background: var(--card-soft);
  border-radius: 999px;
  padding: 2px 9px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 10em;
}
.mini-tag:hover { color: var(--accent); background: var(--accent-soft); text-decoration: none; }

.badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: #b45309;
  background: rgba(180, 83, 9, .1);
  border-radius: 5px;
  padding: 2px 7px;
}
html.dark .badge { color: #e6b155; background: rgba(230, 177, 85, .13); }

.empty {
  color: var(--fg-faint);
  padding: 54px 24px;
  text-align: center;
  background: var(--card);
  border: 1px dashed var(--line-strong);
  border-radius: var(--radius);
}

/* 分页 */
.pager {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  padding: 30px 0 0;
  font-size: 0.86rem;
}
.pg-btn {
  padding: 8px 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  color: var(--fg-soft);
  box-shadow: var(--shadow);
  transition: all .16s;
  white-space: nowrap;
}
.pg-btn:hover {
  text-decoration: none;
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}
.pg-btn.disabled {
  opacity: .4;
  box-shadow: none;
  cursor: not-allowed;
}
.pg-nums { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.pg-num {
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  font-size: 0.86rem;
  color: var(--fg-soft);
  font-variant-numeric: tabular-nums;
  transition: all .16s;
}
.pg-num:hover {
  text-decoration: none;
  background: var(--accent-soft);
  color: var(--accent);
}
.pg-num.on {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 55%, var(--accent-2)));
  color: #fff;
  font-weight: 600;
  box-shadow: 0 3px 10px color-mix(in srgb, var(--accent) 35%, transparent);
}
html.dark .pg-num.on { color: #06131a; }
.pg-gap { color: var(--fg-faint); padding: 0 2px; user-select: none; }

.page-jump {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 16px auto 0;
  max-width: 420px;
  padding: 0 16px;
}
.page-jump input {
  width: 84px !important;
  flex: 0 0 84px;
  text-align: center;
  padding: 8px 10px;
  font-size: 0.85rem;
}
.page-jump input::-webkit-outer-spin-button,
.page-jump input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.page-jump input[type='number'] { -moz-appearance: textfield; }
.pj-total { flex: 0 0 auto; font-size: 0.78rem; color: var(--fg-faint); white-space: nowrap; }
.page-jump button {
  flex: 0 0 auto;
  padding: 8px 16px;
  font-size: 0.84rem;
  white-space: nowrap;
}

/* ===== 文章页 ===== */
.post-hero {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  min-height: 290px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 52px 24px;
  background-color: #0f172a;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.post-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(9, 14, 22, .58), rgba(9, 14, 22, .82));
}
.post-hero:not(.has-cover)::before {
  background: linear-gradient(135deg, #0d9488 0%, #1e3a8a 55%, #3730a3 100%);
  opacity: .92;
}
.post-hero .hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  text-align: center;
}
.post-hero h1 {
  margin: 0;
  color: #fff;
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.005em;
  overflow-wrap: anywhere;
  text-shadow: 0 2px 20px rgba(0, 0, 0, .35);
}

.post-container {
  position: relative;
  z-index: 2;
  max-width: var(--wrap);
  margin: -64px auto 0;
  padding: 36px 46px 44px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hover);
}

.post-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 9px;
  font-size: 0.78rem;
  color: var(--fg-faint);
  padding-bottom: 22px;
  margin-bottom: 28px;
  border-bottom: 1px dashed var(--line-strong);
}
.post-meta-row time { font-variant-numeric: tabular-nums; }
.edit-link { margin-left: auto; color: var(--fg-faint); }
.edit-link:hover { color: var(--accent); }

.prose {
  font-family: var(--serif);
  font-size: 1.04rem;
  line-height: 1.95;
  color: var(--fg);
  overflow-wrap: anywhere;
}
.prose > *:first-child { margin-top: 0; }

.prose h1, .prose h2, .prose h3, .prose h4, .prose h5 {
  font-family: var(--serif);
  line-height: 1.45;
  font-weight: 700;
  letter-spacing: 0;
  margin: 1.9em 0 0.68em;
  scroll-margin-top: 80px;
}
.prose h1 { font-size: 1.62rem; }
.prose h2 { font-size: 1.38rem; }
.prose h3 { font-size: 1.16rem; }
.prose h4, .prose h5 { font-size: 1.04rem; }

.prose p { margin: 0 0 1.15em; }
.prose ul, .prose ol { margin: 0 0 1.15em; padding-left: 1.5em; }
.prose li { margin: 0.36em 0; }
.prose li::marker { color: var(--accent); }

.prose blockquote {
  margin: 1.6em 0;
  padding: 14px 20px;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--card-soft);
  color: var(--fg-soft);
}
.prose blockquote p:last-child { margin-bottom: 0; }

.prose hr { border: 0; height: 1px; background: var(--line-strong); margin: 2.2em 0; }

.prose img {
  max-width: 100%;
  max-height: 78vh;
  width: auto;
  height: auto;
  border-radius: var(--radius-sm);
  display: block;
  margin: 1.5em auto;
  box-shadow: var(--shadow);
  cursor: zoom-in;
  transition: opacity .2s, transform .25s;
}
.prose img:hover { opacity: .95; transform: scale(1.006); }

.prose a {
  color: var(--accent-2);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--accent-2) 35%, transparent);
  text-underline-offset: 3px;
  transition: background .16s;
}
.prose a:hover { background: var(--accent-soft); text-decoration-color: var(--accent-2); }

.prose code {
  font-family: var(--mono);
  font-size: 0.85em;
  background: var(--card-soft);
  border: 1px solid var(--line);
  padding: 0.12em 0.4em;
  border-radius: 5px;
}

.prose pre {
  position: relative;
  background: var(--code-bg);
  color: var(--code-fg);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  overflow-x: auto;
  margin: 1.5em 0;
  line-height: 1.68;
  font-size: 0.84rem;
  box-shadow: var(--shadow);
  font-family: var(--mono);
}
.prose pre code {
  background: none;
  border: 0;
  padding: 0;
  color: inherit;
  font-size: 0.84rem;
  white-space: pre;
}

.table-wrap {
  overflow-x: auto;
  margin: 1.5em 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
}
.prose table { border-collapse: collapse; font-size: 0.92rem; width: 100%; font-family: var(--sans); }
.prose th, .prose td { padding: 9px 14px; text-align: left; border-bottom: 1px solid var(--line); }
.prose th { background: var(--card-soft); font-weight: 650; font-size: 0.86rem; color: var(--fg-soft); }
.prose tr:last-child td { border-bottom: 0; }

/* 上一篇 / 下一篇 */
.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 44px 0 0;
  padding-top: 28px;
  border-top: 1px dashed var(--line-strong);
}
.post-nav .pn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 14px 18px;
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--fg);
  transition: all .18s;
}
.post-nav .pn:hover {
  text-decoration: none;
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: var(--accent-soft);
  color: var(--accent-2);
  transform: translateY(-2px);
}
.post-nav .pn span {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--fg-faint);
  letter-spacing: 0.04em;
}
.post-nav .right { text-align: right; align-items: flex-end; }

/* ===== 标签页 ===== */
.page-sec { padding-top: 44px; }
.sec-title {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 700;
  margin: 0 0 24px;
  text-align: center;
}
.tag-cloud {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.tag-cloud li {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 16px;
  box-shadow: var(--shadow);
  transition: all .16s;
}
.tag-cloud li:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  background: var(--accent-soft);
  transform: translateY(-2px);
}
.tag-cloud a { font-size: 0.92rem; font-weight: 550; color: var(--fg); }
.tag-cloud li:hover a { color: var(--accent); text-decoration: none; }
.tag-cloud i { font-style: normal; font-size: 0.74rem; color: var(--fg-faint); }

/* ===== 登录 ===== */
.auth {
  max-width: 380px;
  margin: 70px auto 90px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 30px;
  box-shadow: var(--shadow-hover);
}
.auth-title {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 22px;
  text-align: center;
}
.login-form { display: flex; flex-direction: column; gap: 9px; }
.login-form label { font-size: 0.8rem; font-weight: 600; color: var(--fg-soft); }

input[type="text"], input[type="password"], input[type="number"], input[type="datetime-local"],
input[type="search"], textarea, select {
  font: inherit;
  font-size: 0.94rem;
  color: var(--fg);
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 13px;
  width: 100%;
  transition: border-color .16s, box-shadow .16s, background .16s;
}
input:hover, textarea:hover { border-color: var(--line-strong); }
input:focus, textarea:focus, select:focus {
  outline: none;
  background: var(--card);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
}

.login-form button { margin-top: 8px; }
.login-msg { min-height: 1.2em; font-size: 0.84rem; color: #c2410c; margin: 2px 0 0; }
.login-msg.ok { color: #15803d; }
html.dark .login-msg { color: #f08a5d; }
html.dark .login-msg.ok { color: #57c98a; }
.hint { font-size: 0.76rem; color: var(--fg-faint); margin-top: 22px; line-height: 1.7; }
.hint code, .editor-hint code {
  font-family: var(--mono);
  background: var(--card-soft);
  border: 1px solid var(--line);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 0.86em;
}

/* ===== 按钮 ===== */
.btn, button {
  font: inherit;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  padding: 10px 16px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--fg);
  border-radius: 10px;
  cursor: pointer;
  transition: background .16s, border-color .16s, color .16s, transform .1s, box-shadow .16s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.btn:hover, button:hover { background: var(--card-soft); text-decoration: none; border-color: var(--line-strong); }
.btn:active, button:active { transform: scale(.985); }
.btn.primary, button.primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 60%, var(--accent-2)));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 3px 12px color-mix(in srgb, var(--accent) 35%, transparent);
}
.btn.primary:hover, button.primary:hover { filter: brightness(1.06); background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 60%, var(--accent-2))); }
html.dark .btn.primary, html.dark button.primary { color: #06131a; }
.btn:disabled, button:disabled { opacity: .55; cursor: not-allowed; transform: none; }
button.danger { color: #c2410c; border-color: color-mix(in srgb, #c2410c 28%, var(--line)); }
button.danger:hover { background: rgba(194, 65, 12, .08); }

/* ===== 后台 ===== */
.admin { padding-top: 34px; }

.admin-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.admin-title {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 700;
  margin: 0;
  color: var(--fg);
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.admin-title .count {
  font-family: var(--sans);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--fg-faint);
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 2px 9px;
}
.admin-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.admin-table th {
  text-align: left;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-faint);
  font-weight: 650;
  padding: 12px 16px;
  background: var(--card-soft);
  border-bottom: 1px solid var(--line);
}
.admin-table td { padding: 13px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.admin-table tr:last-child td { border-bottom: 0; }
.admin-table tbody tr { transition: background .14s; }
.admin-table tbody tr:hover { background: var(--card-soft); }
.admin-table .c-title { font-weight: 550; overflow-wrap: anywhere; }
.admin-table .c-title a { color: var(--fg); }
.admin-table .c-title a:hover { color: var(--accent-2); text-decoration: none; }
.admin-table .c-slug {
  font-size: 0.73rem;
  color: var(--fg-faint);
  font-family: var(--mono);
  margin-top: 3px;
}
.admin-table .c-date { color: var(--fg-soft); font-size: 0.82rem; white-space: nowrap; font-variant-numeric: tabular-nums; }
.admin-table .c-act { white-space: nowrap; text-align: right; }
.admin-table .c-act button { padding: 6px 11px; font-size: 0.79rem; margin-left: 8px; }

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
  max-width: 500px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.settings-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--fg-soft);
}
.settings-form .row { display: flex; align-items: center; gap: 12px; }

.sub-title {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--fg);
  margin: 34px 0 16px;
}
hr { border: 0; border-top: 1px solid var(--line); margin: 34px 0 0; }

/* ===== 错误页 ===== */
.err { text-align: center; padding: 90px 20px 110px; }
.err-code {
  font-family: var(--serif);
  font-size: 4.6rem;
  font-weight: 700;
  margin: 0;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.err-msg { color: var(--fg-soft); margin: 12px 0 26px; }

/* ===== 页脚 ===== */
.site-foot {
  margin-top: 70px;
  padding: 26px 0 46px;
  font-size: 0.78rem;
  color: var(--fg-faint);
}
.foot-inner { display: flex; align-items: center; justify-content: center; gap: 6px; flex-wrap: wrap; }
.site-foot .dot { opacity: .5; }

/* ===== 图片灯箱 ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  background: rgba(8, 10, 14, .9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .22s ease;
  cursor: zoom-out;
}
.lightbox.on { opacity: 1; pointer-events: auto; }
.lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .6);
  transform: scale(.97);
  transition: transform .22s cubic-bezier(.2, .8, .3, 1);
}
.lightbox.on img { transform: scale(1); }
.lightbox-hint {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.78rem;
  color: rgba(255, 255, 255, .6);
  user-select: none;
}

/* ===== 加密文章 ===== */
.lock-wrap { max-width: 460px; margin: 68px auto 90px; padding: 0 20px; }

.lock-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 36px 32px 30px;
  box-shadow: var(--shadow-hover);
  text-align: center;
}
.lock-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 18px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}
.lock-card h1 {
  font-family: var(--serif);
  font-size: 1.32rem;
  line-height: 1.45;
  margin: 0 0 10px;
  overflow-wrap: anywhere;
}
.lock-tip { color: var(--fg-faint); font-size: 0.84rem; margin: 0 0 22px; }
.lock-form { display: flex; gap: 8px; }
.lock-form input { flex: 1; text-align: center; letter-spacing: 0.1em; }
.lock-form button { flex: none; padding: 10px 20px; }
.lock-err { color: #c2410c; font-size: 0.82rem; margin: 12px 0 0; min-height: 1.1em; }
html.dark .lock-err { color: #f08a5d; }
.lock-date { color: var(--fg-faint); font-size: 0.75rem; margin: 16px 0 0; }

.lock-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: #dc2626;
  background: rgba(220, 38, 38, 0.09);
  border: 1px solid rgba(220, 38, 38, 0.22);
  border-radius: 5px;
  padding: 2px 7px;
  white-space: nowrap;
}
.page-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: #6b7280;
  background: rgba(107, 114, 128, 0.1);
  border: 1px solid rgba(107, 114, 128, 0.22);
  border-radius: 5px;
  padding: 2px 7px;
  white-space: nowrap;
}
html.dark .page-badge {
  color: #9ca3af;
  background: rgba(156, 163, 175, 0.12);
  border-color: rgba(156, 163, 175, 0.24);
}
html.dark .lock-badge {
  color: #f87171;
  background: rgba(248, 113, 113, 0.13);
  border-color: rgba(248, 113, 113, 0.26);
}

/* 加密文章：标题红色，列表一眼可辨 */
.post-card.is-locked .card-title a { color: #dc2626; }
.post-card.is-locked .card-title a:hover { color: #b91c1c; }
.post-card.is-locked:hover { border-color: rgba(220, 38, 38, 0.28); }
.admin-table .c-title.is-locked a { color: #dc2626; }
.admin-table .c-title.is-locked a:hover { color: #b91c1c; }
html.dark .post-card.is-locked .card-title a { color: #f87171; }
html.dark .post-card.is-locked .card-title a:hover { color: #fca5a5; }
html.dark .post-card.is-locked:hover { border-color: rgba(248, 113, 113, 0.3); }
html.dark .admin-table .c-title.is-locked a { color: #f87171; }
html.dark .admin-table .c-title.is-locked a:hover { color: #fca5a5; }

/* ===== 网址收藏 · 深色玻璃拟态 ===== */
body.links-dark {
  background:
    radial-gradient(900px 520px at 12% -6%, rgba(37, 117, 252, .30), transparent 62%),
    radial-gradient(820px 520px at 88% 0%, rgba(106, 17, 203, .26), transparent 60%),
    radial-gradient(760px 520px at 50% 108%, rgba(0, 180, 219, .16), transparent 66%),
    #0d1020;
  color: rgba(255, 255, 255, .9);
}
body.links-dark::before {
  background-image:
    linear-gradient(rgba(255, 255, 255, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 38px 38px;
}

/* 顶栏 / 页脚适配深色 */
body.links-dark .site-head {
  background: rgba(13, 16, 32, .72);
  border-bottom-color: rgba(255, 255, 255, .07);
}
body.links-dark .brand-text { color: #fff; }
body.links-dark .nav a { color: rgba(255, 255, 255, .7); }
body.links-dark .nav a:hover { color: #92effd; background: rgba(255, 255, 255, .08); }
body.links-dark .theme-btn { color: rgba(255, 255, 255, .68); }
body.links-dark .site-foot { color: rgba(255, 255, 255, .38); border-top-color: rgba(255, 255, 255, .08); }

/* hero 横幅 */
body.links-dark .post-hero:not(.has-cover)::before {
  background: linear-gradient(135deg, #1e3a8a 0%, #4c1d95 55%, #101426 100%);
  opacity: .92;
}

/* 内容区不再用白卡片 */
body.links-dark .post-container.container-plain {
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  padding: 0;
  margin-top: -46px;
}

/* 玻璃搜索框 */
.links-search {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 34px;
  padding: 7px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .07);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, .14);
  box-shadow: 0 10px 34px rgba(0, 0, 0, .28);
  color: rgba(255, 255, 255, .55);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.links-search input {
  flex: 1;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 10px 0;
  color: #fff;
  font-size: .95rem;
}
.links-search input::placeholder { color: rgba(255, 255, 255, .42); }
.links-search svg { flex: none; opacity: .6; }

/* 分类标题 */
.links-grid h2 {
  display: block;
  margin: 0 0 18px;
  padding-left: 12px;
  border-left: 4px solid #2575fc;
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 650;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0, 0, 0, .4);
  letter-spacing: .01em;
}
.links-grid h2::before { display: none; }
.links-grid h2:first-child { margin-top: 0; }

/* 卡片网格 */
.links-grid ul {
  list-style: none;
  padding: 0;
  margin: 0 0 26px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(168px, 1fr));
  gap: 11px;
}

/* 卡片本体：玻璃 + 图标 + 标题 + 说明 */
.links-grid ul li {
  position: relative;
  margin: 0;
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  grid-auto-rows: min-content;
  align-items: center;
  column-gap: 9px;
  row-gap: 1px;
  height: 72px;
  align-content: center;
  overflow: hidden;
  padding: 9px 12px;
  background: rgba(255, 255, 255, .06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: 14px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, .18);
  font-family: var(--sans);
  font-size: 0.78rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, .5);
  overflow-wrap: anywhere;
  transition: transform .2s cubic-bezier(.2, .7, .3, 1), background .2s, border-color .2s, box-shadow .2s;
}
.links-grid ul li::before,
.links-grid ul li::after { display: none; }
body.links-dark.has-page-bg .links-grid ul li:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, .82);
  border-color: rgba(255, 255, 255, .95);
  box-shadow: 0 12px 30px rgba(15, 23, 42, .2);
}
body.links-dark.has-page-bg .links-grid ul li a {
  color: rgba(16, 24, 36, .95);
}
body.links-dark.has-page-bg .links-grid ul li a:hover {
  color: #0b7a70;
}
.links-grid ul li:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, .1);
  border-color: rgba(120, 180, 255, .42);
  box-shadow: 0 12px 30px rgba(37, 117, 252, .26);
}

/* 首字母彩色图标 */
.lk-icon {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--sans);
  box-shadow: 0 3px 10px rgba(0, 0, 0, .3);
  transition: transform .25s;
}
.links-grid ul li:hover .lk-icon { transform: scale(1.1) rotate(-4deg); }

/* 真实站点图标（抓取到的 favicon） */
.lk-logo {
  grid-column: 1;
  grid-row: 1 / span 2;
  width: 26px;
  height: 26px;
  border-radius: 9px;
  object-fit: contain;
  background: rgba(255, 255, 255, .93);
  padding: 4px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, .3);
  transition: transform .25s;
}
.links-grid ul li:hover .lk-logo { transform: scale(1.08); }

/* 卡片标题 */
.links-grid ul li a {
  grid-column: 2;
  grid-row: 1;
  display: block;
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 650;
  color: rgba(255, 255, 255, .96);
  text-decoration: none;
  line-height: 1.42;
  letter-spacing: -0.005em;
  transition: color .16s;
}
.links-grid ul li a:hover { color: #92effd; text-decoration: none; }

/* 深色下的行内代码 */
body.links-dark .links-grid code {
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .16);
  color: #92effd;
}
body.links-dark .links-grid strong { color: #fff; }

/* 底部提示 */
body.links-dark .links-grid blockquote {
  margin-top: 4px;
  background: rgba(255, 255, 255, .05);
  border-left: 3px solid #2575fc;
  color: rgba(255, 255, 255, .52);
  font-family: var(--sans);
  font-size: 0.79rem;
  backdrop-filter: blur(10px);
}
body.links-dark .links-grid blockquote a { color: #92effd; }

/* 手机端 */
@media (max-width: 640px) {
  .links-grid ul { grid-template-columns: 1fr 1fr; gap: 10px; }
  .links-grid ul li { padding: 11px 12px; column-gap: 9px; min-height: 58px; border-radius: 12px; }
  .lk-icon { width: 26px; height: 26px; font-size: 12px; border-radius: 8px; }
  .links-grid ul li a { font-size: 0.87rem; }
  .lk-logo { width: 26px; height: 26px; border-radius: 8px; padding: 3px; }
  .links-grid ul li { font-size: 0.72rem; }
  .links-search { margin-bottom: 26px; }
}
@media (max-width: 380px) {
  .links-grid ul { grid-template-columns: 1fr; }
}

/* ===== 网址收藏 · 后台管理 ===== */
.lk-admin .lk-sec {
  margin-bottom: 18px;
  overflow: hidden;
  padding: 0;
}
.lk-sec-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 13px 18px;
  background: var(--card-soft);
  border-bottom: 1px solid var(--line);
}
.lk-sec-head h3 {
  margin: 0;
  font-size: 0.97rem;
  font-weight: 650;
  display: flex;
  align-items: center;
  gap: 8px;
}
.lk-sec-head .muted { font-size: 0.75rem; font-weight: 400; color: var(--fg-faint); }
.lk-sec-head .row { gap: 6px; }
.lk-sec-head button.sm { padding: 6px 11px; font-size: 0.78rem; }

.lk-admin .admin-table { border: 0; border-radius: 0; box-shadow: none; }
.lk-admin .admin-table td { vertical-align: middle; padding: 11px 16px; }
.lk-ic { width: 48px; }
.lk-ic img {
  width: 26px;
  height: 26px;
  object-fit: contain;
  border-radius: 6px;
  display: block;
  background: var(--card-soft);
  padding: 2px;
}
.lk-fb {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}
.lk-name { font-weight: 550; }
.lk-url a {
  font-size: 0.79rem;
  color: var(--fg-soft);
  word-break: break-all;
}
.lk-admin .c-act button { padding: 5px 10px; font-size: 0.78rem; margin-left: 6px; }

/* ===== 通用弹窗 ===== */
.img-modal {
  position: fixed;
  inset: 0;
  background: rgba(12, 16, 28, .48);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 90;
  padding: 20px;
}
.img-modal[hidden] { display: none; }
.img-modal-box {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 24px;
  width: min(480px, 100%);
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 24px 64px rgba(10, 16, 30, .28);
  animation: modalIn .18s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(8px) scale(.985); }
  to { opacity: 1; transform: none; }
}
.img-modal-box h3 {
  margin: 0 0 18px;
  font-size: 1.05rem;
  font-weight: 650;
  letter-spacing: -0.01em;
}
.img-modal-box label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: .8rem;
  color: var(--fg-soft);
}
.img-modal-box label input,
.img-modal-box label select {
  width: 100%;
  font-size: .92rem;
  padding: 10px 12px;
}
.img-modal-tip {
  font-size: .76rem;
  color: var(--fg-faint);
  margin: 10px 0 0;
  line-height: 1.6;
}
.img-modal-err {
  min-height: 1.1em;
  font-size: .78rem;
  color: #c2410c;
  margin: 6px 0 0;
}
.img-modal-act {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 20px;
  flex-wrap: wrap;
}
.img-modal-act button { min-width: 84px; }

/* ===== 工具中心 ===== */
.tools-page { padding-top: 34px; }

.tools-head { text-align: center; margin-bottom: 34px; }
.tools-head h1 {
  font-family: var(--serif);
  font-size: 1.7rem;
  margin: 0 0 8px;
  letter-spacing: 0.02em;
}
.tools-head p { margin: 0; color: var(--fg-faint); font-size: 0.86rem; }

.tool-section { margin-bottom: 34px; }
.tool-sec-title {
  font-family: var(--serif);
  font-size: 1.1rem;
  margin: 0 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line-strong);
  color: var(--fg);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(148px, 1fr));
  gap: 12px;
}

.tool-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 16px 12px 14px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  text-align: center;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.tool-card:hover {
  text-decoration: none;
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: color-mix(in srgb, var(--accent) 32%, transparent);
}
.tool-icon { font-size: 26px; line-height: 1.2; }
.tool-name { font-size: 0.92rem; font-weight: 650; color: var(--fg); margin-top: 2px; }
.tool-desc { font-size: 0.73rem; color: var(--fg-faint); line-height: 1.45; min-height: 2.1em; }
.tool-btn {
  margin-top: 8px;
  font-size: 0.74rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  white-space: nowrap;
}
.tool-card[data-kind="apk"] .tool-btn { background: rgba(37, 99, 235, .1); color: #2563eb; }
.tool-card[data-kind="tel"] .tool-btn { background: rgba(220, 38, 38, .09); color: #dc2626; }
html.dark .tool-card[data-kind="apk"] .tool-btn { background: rgba(96, 165, 250, .14); color: #60a5fa; }
html.dark .tool-card[data-kind="tel"] .tool-btn { background: rgba(248, 113, 113, .13); color: #f87171; }

.tools-tip {
  font-size: 0.78rem;
  color: var(--fg-faint);
  background: var(--card-soft);
  border: 1px dashed var(--line-strong);
  border-radius: 12px;
  padding: 12px 16px;
  margin-top: 10px;
}

/* ===== 多图九宫格 ===== */
.img-grid {
  display: grid;
  gap: 8px;
  margin: 1.6em 0;
  align-items: start;
}
.img-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.img-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.img-grid img {
  width: 100%;
  aspect-ratio: 1 / 1;
  height: auto;
  object-fit: contain;
  margin: 0;
  padding: 6px;
  border-radius: 12px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  cursor: zoom-in;
  background: var(--card-soft);
}
.img-grid img:hover { transform: none; opacity: .96; border-color: color-mix(in srgb, var(--accent) 35%, var(--line)); }
@media (max-width: 640px) {
  .img-grid img { padding: 4px; border-radius: 9px; }
}

/* ===== 响应式 ===== */
@media (max-width: 760px) {
  body { font-size: 15.5px; }
  .wrap { padding: 0 16px; }
  .slogan { font-size: 1.16rem; margin: 32px 0 22px; letter-spacing: 0.06em; }
  .post-card { border-radius: 18px; min-height: 100px; }
  .card-body { padding: 16px 18px; }
  .post-card.has-cover .card-body { max-width: 100%; }
  .card-cover { width: 100%; opacity: .16; -webkit-mask-image: none; mask-image: none; }
  .post-card:hover .card-cover { transform: none; }
  .card-title { font-size: 1.02rem; }
  .post-hero { min-height: 210px; padding: 40px 18px; }
  .post-hero h1 { font-size: 1.4rem; }
  .post-container { padding: 24px 20px 30px; margin-top: -46px; border-radius: 18px; }
  .prose { font-size: 1rem; line-height: 1.9; }
  .prose pre { padding: 14px 16px; border-radius: 10px; }
  .img-grid { gap: 5px; margin: 1.2em 0; }
  .img-grid img { border-radius: 7px; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav .right { text-align: left; align-items: flex-start; }
  .admin-table .c-date { display: none; }
  .auth { margin: 40px auto 60px; padding: 26px 22px; }
  .links-grid ul { grid-template-columns: 1fr 1fr; }
  .lightbox { padding: 14px; }
  .nav a { padding: 7px 8px; font-size: 0.82rem; }
  .brand-text { max-width: 34vw; }
  .site-foot { margin-top: 52px; }
  .tool-grid { grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 9px; }
  .links-grid ul { grid-template-columns: 1fr 1fr; gap: 10px; }
  .links-grid ul li { padding: 13px 12px 12px 50px; min-height: 64px; border-radius: 13px; }
  .links-grid ul li::before,
  .links-grid ul li::after { left: 12px; top: 13px; width: 28px; height: 28px; }
  .links-grid ul li a { font-size: 0.9rem; }
  .tool-card { padding: 13px 9px 11px; border-radius: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}


/* ===== 毛玻璃主题 ===== */
body {
  background:
    radial-gradient(1000px 620px at 8% -8%, rgba(15, 179, 168, .22), transparent 62%),
    radial-gradient(900px 620px at 98% 2%, rgba(37, 99, 235, .20), transparent 60%),
    radial-gradient(820px 560px at 50% 105%, rgba(168, 85, 247, .15), transparent 66%),
    #eef1f5;
  background-attachment: fixed;
  background-repeat: no-repeat;
}

/* 网格纹理淡一点，让光晕更明显 */
body::before { opacity: .45; }

/* 顶栏 */
.site-head {
  background: rgba(255, 255, 255, .52);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, .65);
}

/* 文章卡片 */
.post-card {
  background: rgba(255, 255, 255, .56);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, .72);
  box-shadow: 0 8px 32px rgba(15, 23, 42, .06);
}
.post-card:hover {
  background: rgba(255, 255, 255, .72);
  border-color: rgba(255, 255, 255, .95);
  box-shadow: 0 16px 44px rgba(15, 23, 42, .12);
}

/* 文章正文容器 */
.post-container {
  background: rgba(255, 255, 255, .64);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  backdrop-filter: blur(22px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, .78);
  box-shadow: 0 20px 60px rgba(15, 23, 42, .10);
}

/* 搜索框 */
.search-box input {
  background: rgba(255, 255, 255, .58);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-color: rgba(255, 255, 255, .85);
}

/* 标签胶囊 */
.tag {
  background: rgba(255, 255, 255, .58);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-color: rgba(255, 255, 255, .8);
}

/* 分页 */
.pg-btn, .pg-num {
  background: rgba(255, 255, 255, .55);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-color: rgba(255, 255, 255, .8);
}
.pg-num { background: transparent; }
.pg-num:hover { background: rgba(255, 255, 255, .7); }

/* 后台/表单卡片 */
.card, .admin-table-wrap {
  background: rgba(255, 255, 255, .66);
  -webkit-backdrop-filter: blur(16px) saturate(170%);
  backdrop-filter: blur(16px) saturate(170%);
  border: 1px solid rgba(255, 255, 255, .75);
}

/* 工具中心卡片 */
.tool-card {
  background: rgba(255, 255, 255, .6);
  -webkit-backdrop-filter: blur(14px) saturate(170%);
  backdrop-filter: blur(14px) saturate(170%);
  border-color: rgba(255, 255, 255, .78);
}

/* 上下篇卡片 */
.post-nav .pn {
  background: rgba(255, 255, 255, .58);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-color: rgba(255, 255, 255, .78);
}

/* ---------- 深色模式 ---------- */
html.dark body {
  background:
    radial-gradient(1000px 620px at 8% -8%, rgba(0, 190, 220, .16), transparent 62%),
    radial-gradient(900px 620px at 98% 2%, rgba(106, 17, 203, .22), transparent 60%),
    radial-gradient(820px 560px at 50% 105%, rgba(37, 99, 235, .18), transparent 66%),
    #0d1020;
}
html.dark .site-head {
  background: rgba(16, 19, 26, .58);
  border-bottom-color: rgba(255, 255, 255, .08);
}
html.dark .post-card,
html.dark .post-container,
html.dark .card,
html.dark .admin-table-wrap,
html.dark .tool-card,
html.dark .post-nav .pn {
  background: rgba(28, 32, 40, .62);
  border-color: rgba(255, 255, 255, .08);
}
html.dark .post-card:hover { background: rgba(36, 41, 50, .75); }
html.dark .search-box input,
html.dark .tag,
html.dark .pg-btn {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .1);
}
html.dark .pg-num { background: transparent; }
html.dark .pg-num:hover { background: rgba(255, 255, 255, .08); }

/* 不支持 backdrop-filter 的浏览器回退 */
@supports not (backdrop-filter: blur(1px)) {
  .post-card, .post-container, .card, .site-head { background: rgba(255, 255, 255, .95); }
  html.dark .post-card, html.dark .post-container, html.dark .card, html.dark .site-head {
    background: rgba(28, 32, 40, .96);
  }
}


/* ===== 网址收藏：自定义背景图 ===== */
body.links-dark.has-page-bg {
  background-image:
    linear-gradient(
      rgba(9, 12, 22, calc(0.88 - var(--bg-clarity, 0.4) * 0.86)),
      rgba(9, 12, 22, calc(0.95 - var(--bg-clarity, 0.4) * 0.86))
    ),
    var(--page-bg);
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
  background-attachment: fixed, fixed;
}
/* 有背景图时卡片改用深色玻璃，任何亮度的背景图都保证文字清楚 */
body.links-dark.has-page-bg .links-grid ul li {
  background: rgba(255, 255, 255, .62);
  border-color: rgba(255, 255, 255, .62);
  color: rgba(40, 50, 65, .8);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: 0 6px 22px rgba(15, 23, 42, .13);
}
body.links-dark.has-page-bg .links-grid ul li:hover {
  background: rgba(255, 255, 255, .82);
  border-color: rgba(120, 180, 255, .45);
}
body.links-dark.has-page-bg .links-search {
  background: rgba(255, 255, 255, .62);
  border-color: rgba(255, 255, 255, .68);
  color: rgba(40, 50, 65, .7);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: 0 8px 26px rgba(15, 23, 42, .12);
}
body.links-dark.has-page-bg .links-search input { color: #1f2937; }
body.links-dark.has-page-bg .links-search input::placeholder { color: rgba(40, 50, 65, .45); }
body.links-dark.has-page-bg .links-grid h2 {
  color: #fff;
  text-shadow: 0 2px 12px rgba(0, 0, 0, .8), 0 0 2px rgba(0, 0, 0, .9);
}
/* 背景清晰度滑块 */
.lk-clarity {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--card-soft);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.lk-clarity label {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: .8rem;
  color: var(--fg-soft);
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.lk-clarity b { color: var(--accent); font-variant-numeric: tabular-nums; }
.lk-clarity .muted { font-size: .74rem; color: var(--fg-faint); }
.lk-clarity input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}
body.links-dark.has-page-bg::before { opacity: .12; }
body.links-dark.has-page-bg .site-head {
  background: rgba(14, 17, 26, .42);
}
body.links-dark.has-page-bg .post-hero:not(.has-cover)::before {
  background: linear-gradient(to bottom, rgba(9, 12, 22, .28), rgba(9, 12, 22, .38));
}
body.links-dark.has-page-bg .post-hero h1 {
  text-shadow: 0 2px 18px rgba(0, 0, 0, .75);
}
body.links-dark.has-page-bg .links-grid ul li {
  background: rgba(255, 255, 255, .62);
}
body.links-dark.has-page-bg .links-grid ul li:hover {
  background: rgba(255, 255, 255, .82);
}
body.links-dark.has-page-bg .links-search {
  background: rgba(255, 255, 255, .62);
}

/* 管理页背景设置卡 */
.lk-bgset { padding: 18px 20px; margin-bottom: 18px; }
.lk-bgset-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.lk-bgset-head strong { font-size: .95rem; }
.lk-bgset-head .muted { font-size: .76rem; color: var(--fg-faint); }
.lk-bgset-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}
.lk-bgset-row input {
  flex: 1;
  min-width: 220px;
  font-size: .88rem;
}
.lk-bgset-preview {
  display: none;
  margin-top: 12px;
  height: 110px;
  border-radius: 10px;
  background-size: cover;
  background-position: center;
  border: 1px solid var(--line);
  background-color: var(--card-soft);
}
.lk-bgset-preview.on { display: block; }

/* ===== 封面图管理 ===== */
.cv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 18px;
}
.cv-item {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.cv-thumb {
  height: 110px;
  background-size: cover;
  background-position: center;
  background-color: var(--card-soft);
}
.cv-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 9px 12px;
  font-size: .74rem;
  color: var(--fg-soft);
}
.cv-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cv-size { color: var(--fg-faint); flex: none; }
.cv-del {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.55);
  background: rgba(0,0,0,.45);
  color: #fff;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity .15s, background .15s;
}
.cv-item:hover .cv-del { opacity: 1; }
.cv-del:hover { background: #dc2626; }
/* 网址收藏页：标题小一点 */
body.links-dark .post-hero h1 {
  font-size: 1.42rem;
  letter-spacing: 0.04em;
}
body.links-dark .post-hero {
  min-height: 220px;
  padding: 34px 24px;
}
@media (max-width: 640px) {
  body.links-dark .post-hero h1 { font-size: 1.2rem; }
}