/* ==========================================================================
   LinSuYo 领数易 · linsuyo-ui-css v1.2.0
   Connect Data. Simplify Business.
   零依赖纯 CSS 组件库 · 类名前缀 lsy-
   设计规范源：Code/docs/VI-SYSTEM.md
   目录：Tokens / Base / Utilities / Logo / Loading / PageLoader / Navbar /
         Footer / Buttons / Forms / Tags / Alerts / Cards / Table / Progress /
         Skeleton / Empty / Tabs / Breadcrumb / Pagination / Dropdown /
         Tooltip / Modal / Timeline / Reveal / Helpers / Admin（后台）/ Theme
   ========================================================================== */

/* ==========================================================================
   01 · TOKENS —— 品牌设计变量（与 VI-SYSTEM.md 严格一致）
   ========================================================================== */
:root {
  /* 品牌三色 */
  --lsy-deep: #1B2838;
  --lsy-coral: #E07A5F;
  --lsy-gold: #F2CC8F;

  /* 中性色（暗色主题） */
  --lsy-bg: #08080B;
  --lsy-s1: #111115;
  --lsy-s2: #18181D;
  --lsy-s3: #222228;
  --lsy-s4: #2C2C34;
  --lsy-text: #F5F0EB;
  --lsy-muted: #6A6560;
  --lsy-dim: #3A3530;
  --lsy-border: rgba(255, 255, 255, .06);

  /* 语义色 */
  --lsy-success: #5CB85C;
  --lsy-warning: #F0AD4E;
  --lsy-danger: #D9534F;
  --lsy-info: #5BC0DE;

  /* 品牌衍生 */
  --lsy-coral-hover: #c96a50;

  /* 圆角 */
  --lsy-radius-sm: 8px;
  --lsy-radius: 12px;
  --lsy-radius-lg: 16px;
  --lsy-radius-full: 100px;

  /* 间距（4 的倍数） */
  --lsy-sp-1: 4px;
  --lsy-sp-2: 8px;
  --lsy-sp-3: 12px;
  --lsy-sp-4: 16px;
  --lsy-sp-6: 24px;
  --lsy-sp-8: 32px;
  --lsy-sp-12: 48px;

  /* 字体栈（页面需自行引入 Google Fonts，见 README） */
  --lsy-font-display: 'DM Serif Display', serif;
  --lsy-font-body: 'Source Serif 4', serif;
  --lsy-font-mono: 'DM Mono', monospace;
  --lsy-font-hand: 'Caveat', cursive;
  --lsy-font-zh: 'Ma Shan Zheng', cursive;
}

/* ==========================================================================
   02 · BASE —— Reset 与暗色默认排版
   ========================================================================== */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  background: var(--lsy-bg);
  color: var(--lsy-text);
  font-family: var(--lsy-font-mono);
  font-weight: 300;
  font-size: 13px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 品牌质感：SVG feTurbulence 噪点纹理全局覆盖 */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: .03;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--lsy-font-display);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -.01em;
  color: var(--lsy-text);
  margin: 0 0 var(--lsy-sp-3);
}
h1 { font-size: 28px; letter-spacing: -.02em; }
h2 { font-size: 22px; }
h3 { font-size: 18px; }
h4 { font-size: 16px; }
h5 { font-size: 15px; }
h6 { font-size: 14px; }

p { margin: 0 0 var(--lsy-sp-3); }
strong, b { font-weight: 500; color: var(--lsy-text); }

a { color: var(--lsy-coral); text-decoration: none; transition: color .18s ease; }
a:hover { color: var(--lsy-coral-hover); }

img, svg { max-width: 100%; display: block; }
ul, ol { list-style: none; }

button, input, textarea, select { font-family: inherit; font-size: inherit; color: inherit; }

code {
  font-family: var(--lsy-font-mono);
  font-size: 12px;
  background: var(--lsy-s2);
  border: 1px solid var(--lsy-border);
  border-radius: 4px;
  padding: 1px 6px;
  color: var(--lsy-gold);
}
pre {
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  padding: var(--lsy-sp-4);
  overflow-x: auto;
  margin: 0 0 var(--lsy-sp-4);
}
pre code { background: none; border: 0; padding: 0; color: var(--lsy-muted); line-height: 1.8; }

::selection { background: var(--lsy-coral); color: #fff; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--lsy-bg); }
::-webkit-scrollbar-thumb { background: var(--lsy-s4); border-radius: var(--lsy-radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--lsy-dim); }

:focus-visible { outline: 2px solid rgba(224, 122, 95, .55); outline-offset: 2px; }
.lsy-btn:focus-visible,
.lsy-input:focus-visible,
.lsy-textarea:focus-visible { outline: none; }

/* ==========================================================================
   03 · UTILITIES —— 布局与文字辅助
   ========================================================================== */
.lsy-container { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 var(--lsy-sp-6); }

.lsy-grid { display: grid; gap: var(--lsy-sp-6); grid-template-columns: repeat(12, 1fr); }
.lsy-grid--2 { grid-template-columns: repeat(2, 1fr); }
.lsy-grid--3 { grid-template-columns: repeat(3, 1fr); }
.lsy-grid--4 { grid-template-columns: repeat(4, 1fr); }

.lsy-section { padding: var(--lsy-sp-12) 0; }
.lsy-section-hd { margin-bottom: var(--lsy-sp-8); }
.lsy-section-hd p { color: var(--lsy-muted); font-size: 12px; max-width: 560px; }

.lsy-eyebrow {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--lsy-coral);
  margin-bottom: var(--lsy-sp-2);
}

.lsy-divider { border: 0; height: 1px; background: var(--lsy-border); margin: var(--lsy-sp-8) 0; }

.lsy-brandbar {
  height: 3px;
  width: 100%;
  background: linear-gradient(90deg, var(--lsy-deep) 0%, var(--lsy-coral) 50%, var(--lsy-gold) 100%);
}

.lsy-text-deep { color: var(--lsy-deep); }
.lsy-text-coral { color: var(--lsy-coral); }
.lsy-text-gold { color: var(--lsy-gold); }
.lsy-text-muted { color: var(--lsy-muted); }
.lsy-text-dim { color: var(--lsy-dim); }
.lsy-text-success { color: var(--lsy-success); }
.lsy-text-warning { color: var(--lsy-warning); }
.lsy-text-danger { color: var(--lsy-danger); }
.lsy-text-info { color: var(--lsy-info); }

.lsy-serif { font-family: var(--lsy-font-display); }
.lsy-body { font-family: var(--lsy-font-body); font-weight: 300; }
.lsy-hand { font-family: var(--lsy-font-hand); }
.lsy-zh { font-family: var(--lsy-font-zh); }

.lsy-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lsy-muted);
}

.lsy-no-scroll { overflow: hidden; }

@media (max-width: 820px) {
  .lsy-grid--3, .lsy-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .lsy-section { padding: var(--lsy-sp-8) 0; }
}
@media (max-width: 520px) {
  .lsy-grid--2, .lsy-grid--3, .lsy-grid--4 { grid-template-columns: 1fr; }
  .lsy-container { padding: 0 var(--lsy-sp-4); }
}

/* ==========================================================================
   04 · LOGO —— 三色块标志（宽:高 = 3:4，deep / coral / gold）
   ========================================================================== */
.lsy-logo { display: inline-flex; align-items: stretch; gap: 2px; height: 16px; flex: none; }
.lsy-logo__b { width: 12px; border-radius: 3px; background: var(--lsy-deep); }
.lsy-logo__b:nth-child(2) { background: var(--lsy-coral); }
.lsy-logo__b:nth-child(3) { background: var(--lsy-gold); }

.lsy-logo--sm { height: 12px; }
.lsy-logo--sm .lsy-logo__b { width: 9px; border-radius: 2px; }

.lsy-logo--lg { height: 24px; }
.lsy-logo--lg .lsy-logo__b { width: 18px; border-radius: 4px; }

/* 深蓝底之上第一块用半透明白保持层次 */
.lsy-logo--inverted .lsy-logo__b:first-child { background: rgba(255, 255, 255, .1); }

/* ==========================================================================
   05 · LOADING —— 六件套动效（统一围绕三色块展开）
   ========================================================================== */

/* Block Pulse · 三块脉冲缩放 .82 → 1.12，交错 .2s */
.lsy-loading-pulse { display: inline-flex; align-items: center; gap: 3px; }
.lsy-loading-pulse > i { width: 10px; height: 13px; border-radius: 3px; animation: lsy-pulse 1s cubic-bezier(.16, 1, .3, 1) infinite; }
.lsy-loading-pulse > i:nth-child(1) { background: var(--lsy-deep); }
.lsy-loading-pulse > i:nth-child(2) { background: var(--lsy-coral); animation-delay: .2s; }
.lsy-loading-pulse > i:nth-child(3) { background: var(--lsy-gold); animation-delay: .4s; }
@keyframes lsy-pulse {
  0%, 100% { transform: scale(.82); }
  50% { transform: scale(1.12); }
}

/* Orbital Spin · 三色圆点 3s linear 轨道环绕 */
.lsy-loading-orbital { position: relative; display: inline-block; width: 28px; height: 28px; }
.lsy-loading-orbital > i {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  margin: -3px 0 0 -3px;
  border-radius: 50%;
  animation: lsy-orbit 3s linear infinite;
}
.lsy-loading-orbital > i:nth-child(1) { background: var(--lsy-deep); }
.lsy-loading-orbital > i:nth-child(2) { background: var(--lsy-coral); animation-delay: -1s; }
.lsy-loading-orbital > i:nth-child(3) { background: var(--lsy-gold); animation-delay: -2s; }
@keyframes lsy-orbit {
  from { transform: rotate(0deg) translateX(11px); }
  to { transform: rotate(360deg) translateX(11px); }
}

/* Wave Cascade · 三块波浪起落 translateY -18px */
.lsy-loading-wave { display: inline-flex; align-items: center; gap: 4px; height: 26px; }
.lsy-loading-wave > i { width: 6px; height: 18px; border-radius: 3px; animation: lsy-wave 1.2s ease-in-out infinite; }
.lsy-loading-wave > i:nth-child(1) { background: var(--lsy-deep); }
.lsy-loading-wave > i:nth-child(2) { background: var(--lsy-coral); animation-delay: .15s; }
.lsy-loading-wave > i:nth-child(3) { background: var(--lsy-gold); animation-delay: .3s; }
@keyframes lsy-wave {
  0%, 100% { transform: translateY(4px); }
  50% { transform: translateY(-18px); }
}

/* Elastic Dots · 三色圆点弹性跳动 */
.lsy-loading-dots { display: inline-flex; align-items: center; gap: 5px; height: 20px; }
.lsy-loading-dots > i { width: 8px; height: 8px; border-radius: 50%; animation: lsy-dots .9s cubic-bezier(.68, -.55, .27, 1.55) infinite; }
.lsy-loading-dots > i:nth-child(1) { background: var(--lsy-deep); }
.lsy-loading-dots > i:nth-child(2) { background: var(--lsy-coral); animation-delay: .15s; }
.lsy-loading-dots > i:nth-child(3) { background: var(--lsy-gold); animation-delay: .3s; }
@keyframes lsy-dots {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Bar Progress · 三行进度条 scaleX 0 → 1 → 0 往复 */
.lsy-loading-bars { display: inline-flex; flex-direction: column; gap: 4px; }
.lsy-loading-bars > i {
  width: 44px;
  height: 4px;
  border-radius: var(--lsy-radius-full);
  transform-origin: left center;
  animation: lsy-bars 1.6s ease-in-out infinite;
}
.lsy-loading-bars > i:nth-child(1) { background: var(--lsy-deep); }
.lsy-loading-bars > i:nth-child(2) { background: var(--lsy-coral); animation-delay: .2s; }
.lsy-loading-bars > i:nth-child(3) { background: var(--lsy-gold); animation-delay: .4s; }
@keyframes lsy-bars {
  0% { transform: scaleX(0); }
  50% { transform: scaleX(1); }
  100% { transform: scaleX(0); }
}

/* Shimmer · 骨架屏微光扫过 */
.lsy-skeleton {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 12px;
  background: var(--lsy-s2);
  border-radius: var(--lsy-radius-sm);
}
.lsy-skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, .07) 50%, rgba(255, 255, 255, 0) 100%);
  animation: lsy-shimmer 1.6s ease-in-out infinite;
}
.lsy-skeleton--text { width: 100%; }
.lsy-skeleton--title { height: 20px; width: 60%; }
.lsy-skeleton--avatar { width: 36px; height: 36px; border-radius: 50%; }
.lsy-skeleton--block { height: 96px; border-radius: var(--lsy-radius); }
@keyframes lsy-shimmer {
  to { transform: translateX(100%); }
}

/* ==========================================================================
   06 · PAGELOADER —— 整页加载体验（三块 Pulse + 楷书「领数易」+ 渐变进度条）
   ========================================================================== */
.lsy-pageloader {
  position: fixed;
  inset: 0;
  z-index: 9998;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--lsy-sp-4);
  background: var(--lsy-bg);
  opacity: 1;
  visibility: visible;
  transition: opacity .5s ease, visibility .5s ease;
}
.lsy-pageloader--done { opacity: 0; visibility: hidden; pointer-events: none; }
.lsy-pageloader--hidden { display: none; }

.lsy-pageloader__blocks { display: flex; gap: 3px; }
.lsy-pageloader__blocks > i { width: 14px; height: 18px; border-radius: 4px; animation: lsy-pulse 1s cubic-bezier(.16, 1, .3, 1) infinite; }
.lsy-pageloader__blocks > i:nth-child(1) { background: var(--lsy-deep); }
.lsy-pageloader__blocks > i:nth-child(2) { background: var(--lsy-coral); animation-delay: .2s; }
.lsy-pageloader__blocks > i:nth-child(3) { background: var(--lsy-gold); animation-delay: .4s; }

.lsy-pageloader__title {
  font-family: var(--lsy-font-zh);
  font-size: 28px;
  color: var(--lsy-text);
  line-height: 1.3;
}

.lsy-pageloader__track {
  width: 180px;
  height: 3px;
  background: var(--lsy-s2);
  border-radius: var(--lsy-radius-full);
  overflow: hidden;
}
.lsy-pageloader__bar {
  height: 100%;
  width: 0;
  border-radius: var(--lsy-radius-full);
  background: linear-gradient(90deg, var(--lsy-deep), var(--lsy-coral), var(--lsy-gold));
  animation: lsy-pagebar 2.6s cubic-bezier(.16, 1, .3, 1) forwards;
}
@keyframes lsy-pagebar {
  0% { width: 0; }
  22% { width: 22%; }
  58% { width: 58%; }
  88% { width: 88%; }
  100% { width: 100%; }
}

.lsy-pageloader__hint { font-size: 11px; color: var(--lsy-muted); }

/* ==========================================================================
   07 · NAVBAR —— 顶部导航（sticky + 毛玻璃）
   ========================================================================== */
.lsy-navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 8, 11, .7);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--lsy-border);
}
.lsy-navbar__inner {
  max-width: 1080px;
  height: 52px;
  margin: 0 auto;
  padding: 0 var(--lsy-sp-6);
  display: flex;
  align-items: center;
  gap: var(--lsy-sp-4);
}
.lsy-navbar__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--lsy-sp-2);
  font-family: var(--lsy-font-display);
  font-size: 16px;
  color: var(--lsy-text);
  white-space: nowrap;
}
.lsy-navbar__brand:hover { color: var(--lsy-text); }
.lsy-navbar__brand .lsy-zh { font-size: 14px; color: var(--lsy-muted); }

.lsy-navbar__links { display: flex; align-items: center; gap: var(--lsy-sp-1); margin-right: auto; flex-wrap: wrap; }
.lsy-navbar__links a {
  color: var(--lsy-muted);
  font-size: 12px;
  padding: var(--lsy-sp-1) var(--lsy-sp-2);
  border-radius: var(--lsy-radius-sm);
  transition: color .18s ease, background .18s ease;
}
.lsy-navbar__links a:hover { color: var(--lsy-text); background: var(--lsy-s2); }
/* scrollspy 高亮的链接 */
.lsy-navbar__links a.lsy-active { color: var(--lsy-text); background: var(--lsy-s2); }

.lsy-navbar__cta { display: inline-flex; align-items: center; gap: var(--lsy-sp-2); }

.lsy-navbar__burger {
  display: none;
  width: 34px;
  height: 34px;
  padding: 0;
  background: none;
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-sm);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
}
.lsy-navbar__burger span { display: block; width: 14px; height: 1.5px; border-radius: 2px; background: var(--lsy-text); transition: transform .2s ease, opacity .2s ease; }
.lsy-navbar--open .lsy-navbar__burger span:nth-child(1) { transform: translateY(4.5px) rotate(45deg); }
.lsy-navbar--open .lsy-navbar__burger span:nth-child(2) { opacity: 0; }
.lsy-navbar--open .lsy-navbar__burger span:nth-child(3) { transform: translateY(-4.5px) rotate(-45deg); }

@media (max-width: 820px) {
  .lsy-navbar__links {
    display: none;
    position: absolute;
    top: 52px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 2px;
    margin: 0;
    padding: var(--lsy-sp-3) var(--lsy-sp-6) var(--lsy-sp-4);
    background: rgba(8, 8, 11, .97);
    border-bottom: 1px solid var(--lsy-border);
  }
  .lsy-navbar--open .lsy-navbar__links { display: flex; }
  .lsy-navbar__links a { padding: var(--lsy-sp-2) var(--lsy-sp-3); }
  .lsy-navbar__burger { display: inline-flex; }
}
@media (max-width: 520px) {
  .lsy-navbar__cta { display: none; }
  .lsy-navbar__inner { padding: 0 var(--lsy-sp-4); }
}

/* ==========================================================================
   08 · FOOTER —— 页脚（品牌 / 链接列 / 联系方式 / Slogan）
   ========================================================================== */
.lsy-footer {
  border-top: 1px solid var(--lsy-border);
  background: var(--lsy-s1);
  padding: var(--lsy-sp-12) 0 var(--lsy-sp-6);
  margin-top: var(--lsy-sp-12);
}
.lsy-footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: var(--lsy-sp-8); }
.lsy-footer__brand .lsy-navbar__brand { margin-bottom: var(--lsy-sp-2); }
.lsy-footer__brand p { font-size: 12px; color: var(--lsy-muted); max-width: 300px; margin-bottom: var(--lsy-sp-3); }
.lsy-footer__brand address { font-style: normal; font-size: 12px; color: var(--lsy-dim); line-height: 2; }
.lsy-footer__brand address a { color: var(--lsy-muted); }
.lsy-footer__brand address a:hover { color: var(--lsy-coral); }

.lsy-footer__title {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lsy-dim);
  margin-bottom: var(--lsy-sp-3);
}
.lsy-footer__link { display: block; font-size: 12px; color: var(--lsy-muted); padding: 2px 0; }
.lsy-footer__link:hover { color: var(--lsy-text); }

.lsy-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--lsy-sp-2);
  margin-top: var(--lsy-sp-8);
  padding-top: var(--lsy-sp-4);
  border-top: 1px solid var(--lsy-border);
  font-size: 11px;
  color: var(--lsy-dim);
}
.lsy-footer__slogan { font-size: 12px; color: var(--lsy-muted); }
.lsy-footer__slogan .lsy-zh { color: var(--lsy-coral); }

@media (max-width: 820px) {
  .lsy-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .lsy-footer__grid { grid-template-columns: 1fr; gap: var(--lsy-sp-6); }
  .lsy-footer__bottom { flex-direction: column; align-items: flex-start; }
}

/* ==========================================================================
   09 · BUTTONS —— 按钮体系
   ========================================================================== */
.lsy-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--lsy-sp-2);
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--lsy-radius-sm);
  background: var(--lsy-s2);
  color: var(--lsy-text);
  font-family: var(--lsy-font-mono);
  font-weight: 500;
  font-size: 12px;
  line-height: 1.4;
  letter-spacing: .02em;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  text-decoration: none;
  transition: background .18s ease, border-color .18s ease, color .18s ease, box-shadow .18s ease, transform .1s ease;
}
.lsy-btn:hover { background: var(--lsy-s3); color: var(--lsy-text); }
.lsy-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-btn:active { transform: translateY(1px); }
.lsy-btn:disabled,
.lsy-btn[disabled],
.lsy-btn.lsy-btn--disabled { opacity: .45; cursor: not-allowed; pointer-events: none; }

.lsy-btn--primary { background: var(--lsy-coral); border-color: var(--lsy-coral); color: #fff; }
.lsy-btn--primary:hover { background: var(--lsy-coral-hover); border-color: var(--lsy-coral-hover); color: #fff; }

.lsy-btn--secondary { background: transparent; border-color: var(--lsy-s4); color: var(--lsy-text); }
.lsy-btn--secondary:hover { background: var(--lsy-s2); border-color: var(--lsy-muted); }

.lsy-btn--ghost { background: transparent; color: var(--lsy-coral); }
.lsy-btn--ghost:hover { background: rgba(224, 122, 95, .1); color: var(--lsy-coral); }

.lsy-btn--danger { background: var(--lsy-danger); border-color: var(--lsy-danger); color: #fff; }
.lsy-btn--danger:hover { background: #c44743; border-color: #c44743; color: #fff; }

.lsy-btn--success { background: var(--lsy-success); border-color: var(--lsy-success); color: #fff; }
.lsy-btn--success:hover { background: #4e9e4e; border-color: #4e9e4e; color: #fff; }

.lsy-btn--sm { padding: 4px 10px; font-size: 11px; border-radius: 6px; }
.lsy-btn--lg { padding: 12px 24px; font-size: 13px; border-radius: var(--lsy-radius); }
.lsy-btn--icon { width: 34px; height: 34px; padding: 0; }

.lsy-btn__spinner {
  width: 12px;
  height: 12px;
  flex: none;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: lsy-spin .7s linear infinite;
}
@keyframes lsy-spin {
  to { transform: rotate(360deg); }
}

/* ==========================================================================
   10 · FORMS —— 表单控件
   ========================================================================== */
.lsy-input,
.lsy-textarea,
.lsy-select {
  width: 100%;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-sm);
  color: var(--lsy-text);
  font-size: 13px;
  font-weight: 300;
  padding: 8px 12px;
  outline: none;
  transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}
.lsy-input::placeholder,
.lsy-textarea::placeholder { color: var(--lsy-dim); }
.lsy-input:hover,
.lsy-textarea:hover,
.lsy-select:hover { border-color: rgba(255, 255, 255, .14); }
.lsy-input:focus,
.lsy-textarea:focus {
  border-color: var(--lsy-coral);
  box-shadow: 0 0 0 3px rgba(224, 122, 95, .18);
}
.lsy-input:disabled,
.lsy-textarea:disabled,
.lsy-select:disabled { opacity: .45; cursor: not-allowed; background: var(--lsy-s2); }

/* 搜索输入框：左侧放大镜 */
.lsy-input--search {
  padding-left: 32px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14'%3E%3Ccircle cx='6' cy='6' r='4.5' fill='none' stroke='%236A6560' stroke-width='1.4'/%3E%3Cpath d='M9.5 9.5L13 13' stroke='%236A6560' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 10px center;
}

.lsy-textarea { min-height: 88px; resize: vertical; line-height: 1.7; }

.lsy-select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 30px;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%236A6560' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}
.lsy-select option { background: var(--lsy-s2); color: var(--lsy-text); }

/* 自定义 checkbox / radio（珊瑚选中） */
.lsy-check {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: var(--lsy-sp-2);
  font-size: 12px;
  color: var(--lsy-muted);
  cursor: pointer;
  user-select: none;
}
.lsy-check input { position: absolute; opacity: 0; width: 0; height: 0; }
.lsy-check__box {
  position: relative;
  width: 16px;
  height: 16px;
  flex: none;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-s4);
  border-radius: 4px;
  transition: background .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.lsy-check:hover .lsy-check__box { border-color: var(--lsy-muted); }
.lsy-check input:focus-visible + .lsy-check__box { box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-check__box::after {
  content: "";
  position: absolute;
  left: 4.5px;
  top: 1.5px;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg) scale(0);
  transition: transform .15s cubic-bezier(.16, 1, .3, 1);
}
.lsy-check input:checked + .lsy-check__box { background: var(--lsy-coral); border-color: var(--lsy-coral); }
.lsy-check input:checked + .lsy-check__box::after { transform: rotate(45deg) scale(1); }
/* radio 变体 */
.lsy-check input[type="radio"] + .lsy-check__box { border-radius: 50%; }
.lsy-check input[type="radio"] + .lsy-check__box::after {
  left: 5px;
  top: 5px;
  width: 6px;
  height: 6px;
  border: 0;
  border-radius: 50%;
  background: #fff;
  transform: scale(0);
}
.lsy-check input[type="radio"]:checked + .lsy-check__box::after { transform: scale(1); }

/* 胶囊开关 */
.lsy-toggle {
  position: relative;
  display: inline-block;
  width: 36px;
  height: 20px;
  flex: none;
  background: var(--lsy-s3);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-full);
  cursor: pointer;
  padding: 0;
  transition: background .2s ease, border-color .2s ease;
}
.lsy-toggle::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--lsy-muted);
  transition: transform .2s cubic-bezier(.16, 1, .3, 1), background .2s ease;
}
.lsy-toggle:hover { border-color: var(--lsy-s4); }
.lsy-toggle:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-toggle--on { background: rgba(224, 122, 95, .25); border-color: rgba(224, 122, 95, .4); }
.lsy-toggle--on::after { transform: translateX(16px); background: var(--lsy-coral); }

/* 字段容器 */
.lsy-field { display: flex; flex-direction: column; gap: var(--lsy-sp-1); margin-bottom: var(--lsy-sp-4); }
.lsy-field__label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lsy-muted);
}
.lsy-field__hint { font-size: 11px; color: var(--lsy-dim); }

/* ==========================================================================
   11 · TAGS —— 标签（10~12% 底色 + 同色文字 + 圆点）
   ========================================================================== */
.lsy-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 10px;
  border-radius: var(--lsy-radius-full);
  background: var(--lsy-s2);
  color: var(--lsy-muted);
  font-size: 11px;
  font-weight: 400;
  line-height: 1.7;
  white-space: nowrap;
}
.lsy-tag::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; flex: none; }

.lsy-tag--deep { background: rgba(27, 40, 56, .45); color: #9FB3C8; }
.lsy-tag--coral { background: rgba(224, 122, 95, .12); color: var(--lsy-coral); }
.lsy-tag--gold { background: rgba(242, 204, 143, .12); color: var(--lsy-gold); }
.lsy-tag--success { background: rgba(92, 184, 92, .12); color: var(--lsy-success); }
.lsy-tag--danger { background: rgba(217, 83, 79, .12); color: var(--lsy-danger); }
.lsy-tag--warning { background: rgba(240, 173, 78, .12); color: var(--lsy-warning); }
.lsy-tag--info { background: rgba(91, 192, 222, .12); color: var(--lsy-info); }

/* ==========================================================================
   12 · ALERTS —— 提示条
   ========================================================================== */
.lsy-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--lsy-sp-3);
  padding: var(--lsy-sp-3) var(--lsy-sp-4);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  background: var(--lsy-s1);
  color: var(--lsy-muted);
  font-size: 12px;
  margin-bottom: var(--lsy-sp-4);
}
.lsy-alert strong { display: block; color: var(--lsy-text); font-weight: 500; margin-bottom: 2px; }
.lsy-alert__icon {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 500;
  border: 1px solid currentColor;
  border-radius: 50%;
}
.lsy-alert--info { border-color: rgba(91, 192, 222, .25); background: rgba(91, 192, 222, .08); }
.lsy-alert--info .lsy-alert__icon { color: var(--lsy-info); }
.lsy-alert--success { border-color: rgba(92, 184, 92, .25); background: rgba(92, 184, 92, .08); }
.lsy-alert--success .lsy-alert__icon { color: var(--lsy-success); }
.lsy-alert--warning { border-color: rgba(240, 173, 78, .25); background: rgba(240, 173, 78, .08); }
.lsy-alert--warning .lsy-alert__icon { color: var(--lsy-warning); }
.lsy-alert--danger { border-color: rgba(217, 83, 79, .25); background: rgba(217, 83, 79, .08); }
.lsy-alert--danger .lsy-alert__icon { color: var(--lsy-danger); }

/* ==========================================================================
   13 · CARDS —— 卡片与 KPI
   ========================================================================== */
.lsy-card {
  display: flex;
  flex-direction: column;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  padding: var(--lsy-sp-6);
  transition: border-color .2s ease, transform .2s ease;
}
.lsy-card:hover { border-color: rgba(255, 255, 255, .12); }
.lsy-card__icon { font-size: 22px; color: var(--lsy-coral); line-height: 1; margin-bottom: var(--lsy-sp-3); }
.lsy-card__title { font-family: var(--lsy-font-display); font-size: 18px; font-weight: 400; margin-bottom: var(--lsy-sp-2); }
.lsy-card__desc { font-family: var(--lsy-font-body); font-size: 13px; color: var(--lsy-muted); margin-bottom: var(--lsy-sp-3); }
.lsy-card__footer { margin-top: auto; padding-top: var(--lsy-sp-3); font-size: 12px; }

.lsy-kpi {
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  padding: var(--lsy-sp-4) var(--lsy-sp-6);
}
.lsy-kpi__label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lsy-muted);
}
.lsy-kpi__value {
  font-family: var(--lsy-font-display);
  font-size: 32px;
  line-height: 1.25;
  letter-spacing: -.01em;
  margin: var(--lsy-sp-1) 0;
}
.lsy-kpi__change { font-size: 11px; color: var(--lsy-dim); }
.lsy-kpi__change--up { color: var(--lsy-success); }
.lsy-kpi__change--down { color: var(--lsy-danger); }

@media (max-width: 520px) {
  .lsy-kpi__value { font-size: 26px; }
}

/* ==========================================================================
   14 · TABLE —— 数据表
   ========================================================================== */
.lsy-table-wrap {
  overflow-x: auto;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
}
.lsy-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.lsy-table th {
  padding: var(--lsy-sp-3);
  text-align: left;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--lsy-muted);
  border-bottom: 1px solid var(--lsy-border);
  white-space: nowrap;
}
.lsy-table td {
  padding: var(--lsy-sp-3);
  border-bottom: 1px solid var(--lsy-border);
  color: var(--lsy-text);
  vertical-align: middle;
}
.lsy-table tbody tr { transition: background .15s ease; }
.lsy-table tbody tr:hover { background: rgba(255, 255, 255, .025); }
.lsy-table tbody tr:last-child td { border-bottom: 0; }

/* ==========================================================================
   15 · PROGRESS —— 进度条（width 由内联样式控制）
   ========================================================================== */
.lsy-progress {
  height: 6px;
  background: var(--lsy-s2);
  border-radius: var(--lsy-radius-full);
  overflow: hidden;
}
.lsy-progress__fill {
  height: 100%;
  width: 0;
  border-radius: var(--lsy-radius-full);
  background: linear-gradient(90deg, var(--lsy-coral), var(--lsy-gold));
  transition: width .4s ease;
}

/* ==========================================================================
   16 · EMPTY —— 空状态
   ========================================================================== */
.lsy-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--lsy-sp-2);
  padding: var(--lsy-sp-12) var(--lsy-sp-6);
  text-align: center;
  border: 1px dashed var(--lsy-s4);
  border-radius: var(--lsy-radius);
}
.lsy-empty__icon { font-size: 30px; line-height: 1; color: var(--lsy-dim); }
.lsy-empty__title { font-family: var(--lsy-font-display); font-size: 16px; font-weight: 400; }
.lsy-empty__desc { font-family: var(--lsy-font-body); font-size: 13px; color: var(--lsy-muted); max-width: 320px; }
.lsy-empty__action { margin-top: var(--lsy-sp-2); }

/* ==========================================================================
   17 · TABS —— 选项卡
   ========================================================================== */
.lsy-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lsy-sp-4);
  border-bottom: 1px solid var(--lsy-border);
  margin-bottom: var(--lsy-sp-4);
}
.lsy-tab {
  padding: var(--lsy-sp-2) var(--lsy-sp-1);
  margin-bottom: -1px;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--lsy-muted);
  font-size: 12px;
  font-weight: 400;
  cursor: pointer;
  transition: color .18s ease, border-color .18s ease;
}
.lsy-tab:hover { color: var(--lsy-text); }
.lsy-tab:focus-visible { outline: none; color: var(--lsy-coral); }
.lsy-tab--active { color: var(--lsy-coral); border-bottom-color: var(--lsy-coral); }

.lsy-tabpanel { display: none; }
.lsy-tabpanel--active { display: block; }

/* ==========================================================================
   18 · BREADCRUMB —— 面包屑（› 分隔）
   ========================================================================== */
.lsy-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--lsy-sp-2);
  font-size: 11px;
  color: var(--lsy-dim);
}
.lsy-breadcrumb li { display: inline-flex; align-items: center; gap: var(--lsy-sp-2); }
.lsy-breadcrumb li + li::before { content: "›"; color: var(--lsy-dim); }
.lsy-breadcrumb a { color: var(--lsy-muted); }
.lsy-breadcrumb a:hover { color: var(--lsy-coral); }
.lsy-breadcrumb [aria-current] { color: var(--lsy-text); }

/* ==========================================================================
   19 · PAGINATION —— 分页
   ========================================================================== */
.lsy-pagination { display: flex; flex-wrap: wrap; gap: var(--lsy-sp-1); }
.lsy-page-btn {
  min-width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 var(--lsy-sp-2);
  background: transparent;
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-sm);
  color: var(--lsy-muted);
  font-size: 12px;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}
.lsy-page-btn:hover { color: var(--lsy-text); background: var(--lsy-s2); border-color: var(--lsy-s4); }
.lsy-page-btn:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-page-btn--active { background: var(--lsy-coral); border-color: var(--lsy-coral); color: #fff; }
.lsy-page-btn--active:hover { background: var(--lsy-coral-hover); border-color: var(--lsy-coral-hover); color: #fff; }
.lsy-page-btn:disabled { opacity: .4; cursor: not-allowed; background: transparent; }

/* ==========================================================================
   20 · DROPDOWN —— 下拉菜单
   ========================================================================== */
.lsy-dropdown { position: relative; display: inline-block; }
.lsy-dropdown__toggle::after { content: " ▾"; font-size: 10px; }
.lsy-dropdown__menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 160px;
  padding: var(--lsy-sp-1);
  background: var(--lsy-s2);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .5);
  display: none;
  z-index: 50;
}
.lsy-dropdown__menu--right { left: auto; right: 0; }
.lsy-dropdown--open .lsy-dropdown__menu { display: block; }
.lsy-dropdown__item {
  display: block;
  width: 100%;
  padding: 6px 10px;
  background: none;
  border: 0;
  border-radius: var(--lsy-radius-sm);
  color: var(--lsy-text);
  font-size: 12px;
  font-weight: 300;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s ease, color .15s ease;
}
.lsy-dropdown__item:hover { background: var(--lsy-s3); color: var(--lsy-text); }
.lsy-dropdown__item--danger { color: var(--lsy-danger); }
.lsy-dropdown__item--danger:hover { background: rgba(217, 83, 79, .12); color: var(--lsy-danger); }
.lsy-dropdown__divider { height: 1px; background: var(--lsy-border); margin: var(--lsy-sp-1) 0; }

/* ==========================================================================
   21 · TOOLTIP —— 文字提示
   ========================================================================== */
.lsy-tooltip { position: relative; display: inline-flex; cursor: help; }
.lsy-tooltip__bubble {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  padding: 4px 10px;
  background: var(--lsy-s4);
  border-radius: var(--lsy-radius-sm);
  color: var(--lsy-text);
  font-size: 11px;
  line-height: 1.6;
  white-space: nowrap;
  box-shadow: 0 8px 24px rgba(0, 0, 0, .45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
  z-index: 60;
}
.lsy-tooltip__bubble::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -4px;
  border: 4px solid transparent;
  border-top-color: var(--lsy-s4);
}
.lsy-tooltip:hover .lsy-tooltip__bubble,
.lsy-tooltip:focus-within .lsy-tooltip__bubble {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   22 · MODAL —— 对话框
   ========================================================================== */
.lsy-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--lsy-sp-4);
  background: rgba(8, 8, 11, .6);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}
.lsy-modal--open { opacity: 1; visibility: visible; }
.lsy-modal__dialog {
  width: 100%;
  max-width: 480px;
  max-height: calc(100vh - 48px);
  overflow: auto;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  box-shadow: 0 24px 64px rgba(0, 0, 0, .6);
  transform: translateY(12px) scale(.98);
  transition: transform .25s cubic-bezier(.16, 1, .3, 1);
}
.lsy-modal--open .lsy-modal__dialog { transform: none; }
.lsy-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--lsy-sp-3);
  padding: var(--lsy-sp-4) var(--lsy-sp-6);
  border-bottom: 1px solid var(--lsy-border);
}
.lsy-modal__title { font-family: var(--lsy-font-display); font-size: 16px; font-weight: 400; margin: 0; }
.lsy-modal__close {
  flex: none;
  background: none;
  border: 0;
  color: var(--lsy-muted);
  font-size: 16px;
  line-height: 1;
  padding: 4px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: color .15s ease, background .15s ease;
}
.lsy-modal__close:hover { color: var(--lsy-text); background: var(--lsy-s3); }
.lsy-modal__body { padding: var(--lsy-sp-6); font-size: 12px; color: var(--lsy-muted); }
.lsy-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--lsy-sp-2);
  padding: var(--lsy-sp-4) var(--lsy-sp-6);
  border-top: 1px solid var(--lsy-border);
}
@media (max-width: 520px) {
  .lsy-modal { padding: var(--lsy-sp-3); }
  .lsy-modal__dialog { max-width: none; }
}

/* ==========================================================================
   23 · TIMELINE —— 时间线（左竖线 + 色点）
   ========================================================================== */
.lsy-timeline { position: relative; padding-left: var(--lsy-sp-6); }
.lsy-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 6px;
  bottom: 6px;
  width: 1px;
  background: var(--lsy-border);
}
.lsy-timeline__item { position: relative; padding-bottom: var(--lsy-sp-6); }
.lsy-timeline__item:last-child { padding-bottom: 0; }
.lsy-timeline__dot {
  position: absolute;
  left: calc(-1 * var(--lsy-sp-6) + 1px);
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--lsy-coral);
}
.lsy-timeline__dot--deep { background: var(--lsy-deep); }
.lsy-timeline__dot--coral { background: var(--lsy-coral); }
.lsy-timeline__dot--gold { background: var(--lsy-gold); }
.lsy-timeline__dot--dim { background: var(--lsy-dim); }
.lsy-timeline__date {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--lsy-muted);
}
.lsy-timeline__title { font-family: var(--lsy-font-display); font-size: 15px; font-weight: 400; margin: 2px 0; }
.lsy-timeline__desc { font-family: var(--lsy-font-body); font-size: 13px; color: var(--lsy-muted); }

/* ==========================================================================
   24 · REVEAL —— 入场动效（配合 data-lsy-reveal + LSY.init）
   JS 会给 <html> 加 .lsy-reveal-ready，避免无 JS 时内容被隐藏。
   ========================================================================== */
.lsy-reveal-ready [data-lsy-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s cubic-bezier(.16, 1, .3, 1), transform .7s cubic-bezier(.16, 1, .3, 1);
  will-change: opacity, transform;
}
.lsy-reveal-ready [data-lsy-reveal="fade"] { transform: none; }
.lsy-reveal-ready [data-lsy-reveal="slide"] { transform: translateX(-32px); }
.lsy-reveal-ready [data-lsy-reveal="bounce"] { transform: translateY(-28px); transition-timing-function: cubic-bezier(.34, 1.56, .64, 1); }
.lsy-reveal-ready [data-lsy-reveal="flip"] { transform: perspective(700px) rotateX(-14deg); transform-origin: 50% 100%; }
.lsy-reveal-ready [data-lsy-reveal].lsy-revealed { opacity: 1; transform: none; }

/* ==========================================================================
   25 · HELPERS —— 页面级组合辅助（Hero / CTA）
   ========================================================================== */
.lsy-hero { padding: var(--lsy-sp-12) 0; }
.lsy-hero__title { font-size: 44px; line-height: 1.12; letter-spacing: -.02em; margin-bottom: var(--lsy-sp-4); }
.lsy-hero__title em { font-style: normal; color: var(--lsy-coral); }
.lsy-hero__sub {
  font-family: var(--lsy-font-body);
  font-size: 15px;
  color: var(--lsy-muted);
  max-width: 520px;
  margin-bottom: var(--lsy-sp-6);
}
.lsy-hero__actions { display: flex; flex-wrap: wrap; gap: var(--lsy-sp-3); margin-bottom: var(--lsy-sp-4); }
.lsy-hero__note { font-size: 11px; color: var(--lsy-dim); }

.lsy-cta {
  position: relative;
  overflow: hidden;
  text-align: center;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-lg);
  padding: var(--lsy-sp-12) var(--lsy-sp-6);
}
.lsy-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lsy-deep), var(--lsy-coral), var(--lsy-gold));
}
.lsy-cta__title { font-size: 26px; margin-bottom: var(--lsy-sp-2); }
.lsy-cta__desc { color: var(--lsy-muted); font-size: 12px; margin-bottom: var(--lsy-sp-6); }
.lsy-cta__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: var(--lsy-sp-3); }

@media (max-width: 520px) {
  .lsy-hero__title { font-size: 32px; }
  .lsy-cta { padding: var(--lsy-sp-8) var(--lsy-sp-4); }
  .lsy-cta__title { font-size: 22px; }
}

/* ==========================================================================
   26 · MOTION PREFERENCE / PRINT
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  .lsy-reveal-ready [data-lsy-reveal] { opacity: 1; transform: none; transition: none; }
}

@media print {
  body { background: #fff; color: #111; }
  body::after { display: none; }
  .lsy-navbar,
  .lsy-footer,
  .lsy-pageloader { display: none !important; }
}

/* ============ Admin（后台） ============ */

/* ---- AdminLayout · 后台外壳 ------------------------------------ */
.lsy-admin { display: flex; min-height: 100vh; background: var(--lsy-bg); }

.lsy-admin__sidebar {
  position: sticky;
  top: 0;
  display: flex;
  flex-direction: column;
  flex: none;
  width: 240px;
  height: 100vh;
  overflow-y: auto;
  background: var(--lsy-s1);
  border-right: 1px solid var(--lsy-border);
  transition: width .2s ease, transform .25s ease;
}

/* 品牌 logo + 名称（折叠时只显 logo） */
.lsy-admin__side-logo {
  display: flex;
  align-items: center;
  gap: var(--lsy-sp-2);
  height: 56px;
  padding: 0 var(--lsy-sp-4);
  border-bottom: 1px solid var(--lsy-border);
  flex: none;
  white-space: nowrap;
}
.lsy-admin__side-title {
  font-family: var(--lsy-font-display);
  font-size: 15px;
  color: var(--lsy-text);
  overflow: hidden;
  text-overflow: ellipsis;
}
.lsy-admin__side-title .lsy-zh { font-size: 13px; color: var(--lsy-muted); }

/* 侧栏导航 */
.lsy-admin__nav { flex: 1; padding: var(--lsy-sp-3); }
.lsy-admin__group {
  padding: var(--lsy-sp-3) var(--lsy-sp-2) var(--lsy-sp-1);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--lsy-dim);
  white-space: nowrap;
}
.lsy-admin__item {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--lsy-sp-2);
  width: 100%;
  padding: 7px var(--lsy-sp-2);
  margin-bottom: 2px;
  background: none;
  border: 0;
  border-radius: var(--lsy-radius-sm);
  color: var(--lsy-muted);
  font-family: var(--lsy-font-mono);
  font-size: 12px;
  text-align: left;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.lsy-admin__item:hover { background: var(--lsy-s2); color: var(--lsy-text); }
.lsy-admin__item:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-admin__item--active,
.lsy-admin__item--active:hover { background: rgba(224, 122, 95, .08); color: var(--lsy-coral); }
.lsy-admin__item-icon { flex: none; width: 16px; text-align: center; font-size: 13px; line-height: 1; }
.lsy-admin__item-text { overflow: hidden; text-overflow: ellipsis; }

/* 数字徽标 */
.lsy-admin__badge {
  margin-left: auto;
  min-width: 16px;
  padding: 0 5px;
  border-radius: var(--lsy-radius-full);
  background: var(--lsy-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 500;
  line-height: 16px;
  text-align: center;
}

/* 折叠按钮（侧栏底部） */
.lsy-admin__collapse {
  flex: none;
  display: flex;
  align-items: center;
  gap: var(--lsy-sp-2);
  margin: 0 var(--lsy-sp-3) var(--lsy-sp-3);
  padding: 6px var(--lsy-sp-2);
  background: none;
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-sm);
  color: var(--lsy-muted);
  font-family: var(--lsy-font-mono);
  font-size: 11px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.lsy-admin__collapse:hover { background: var(--lsy-s2); color: var(--lsy-text); border-color: var(--lsy-s4); }
.lsy-admin__collapse:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-admin__collapse-text { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 折叠态：64px 只显图标 */
.lsy-admin--collapsed .lsy-admin__sidebar { width: 64px; }
.lsy-admin--collapsed .lsy-admin__side-logo { justify-content: center; padding: 0; }
.lsy-admin--collapsed .lsy-admin__side-title,
.lsy-admin--collapsed .lsy-admin__group,
.lsy-admin--collapsed .lsy-admin__item-text,
.lsy-admin--collapsed .lsy-admin__collapse-text { display: none; }
.lsy-admin--collapsed .lsy-admin__item { justify-content: center; padding-left: 0; padding-right: 0; }
.lsy-admin--collapsed .lsy-admin__collapse { justify-content: center; }
.lsy-admin--collapsed .lsy-admin__badge {
  position: absolute;
  top: 2px;
  right: 8px;
  min-width: 6px;
  width: 6px;
  height: 6px;
  padding: 0;
  font-size: 0;
  line-height: 1;
}

/* 主区 */
.lsy-admin__main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.lsy-admin__topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--lsy-sp-4);
  height: 56px;
  padding: 0 var(--lsy-sp-6);
  background: rgba(17, 17, 21, .85);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--lsy-border);
}
.lsy-admin__actions { display: flex; align-items: center; gap: var(--lsy-sp-3); margin-left: auto; }
.lsy-admin__search { width: 200px; }
.lsy-admin__user { display: flex; align-items: center; gap: var(--lsy-sp-2); }
.lsy-admin__user-name { display: block; font-size: 12px; color: var(--lsy-text); line-height: 1.4; white-space: nowrap; }
.lsy-admin__user-role {
  display: block;
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--lsy-dim);
  line-height: 1.4;
  white-space: nowrap;
}
.lsy-admin__content { width: 100%; max-width: 1200px; flex: 1; padding: var(--lsy-sp-6); }

/* ≤820px：侧栏固定定位覆盖，--open 展开 */
@media (max-width: 820px) {
  .lsy-admin .lsy-admin__sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 120;
    width: 264px;
    height: auto;
    box-shadow: 0 24px 64px rgba(0, 0, 0, .5);
    transform: translateX(-100%);
  }
  .lsy-admin--open .lsy-admin__sidebar { transform: none; }
  .lsy-admin .lsy-admin__side-logo { justify-content: flex-start; padding: 0 var(--lsy-sp-4); }
  .lsy-admin .lsy-admin__side-title,
  .lsy-admin .lsy-admin__item-text,
  .lsy-admin .lsy-admin__collapse-text { display: inline; }
  .lsy-admin .lsy-admin__group { display: block; }
  .lsy-admin .lsy-admin__item { justify-content: flex-start; padding-left: var(--lsy-sp-2); padding-right: var(--lsy-sp-2); }
  .lsy-admin .lsy-admin__badge {
    position: static;
    min-width: 16px;
    width: auto;
    height: 16px;
    padding: 0 5px;
    font-size: 10px;
    line-height: 16px;
  }
  .lsy-admin__topbar { padding: 0 var(--lsy-sp-4); }
  .lsy-admin__search { display: none; }
  .lsy-admin__content { padding: var(--lsy-sp-4); }
}
@media (max-width: 520px) {
  .lsy-admin__topbar .lsy-breadcrumb { display: none; }
  .lsy-admin__user-name,
  .lsy-admin__user-role { display: none; }
  .lsy-admin__content { padding: var(--lsy-sp-4) var(--lsy-sp-3); }
}

/* ---- PageHeader · 页头 ------------------------------------------ */
.lsy-pageheader {
  margin-bottom: var(--lsy-sp-6);
  padding-bottom: var(--lsy-sp-4);
  border-bottom: 1px solid var(--lsy-border);
}
.lsy-pageheader__breadcrumb { margin-bottom: var(--lsy-sp-2); }
.lsy-pageheader__title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--lsy-sp-3);
  font-family: var(--lsy-font-display);
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -.01em;
  line-height: 1.3;
  color: var(--lsy-text);
  margin: 0;
}
.lsy-pageheader__tags { display: inline-flex; align-items: center; flex-wrap: wrap; gap: var(--lsy-sp-2); }
.lsy-pageheader__extra { display: flex; align-items: center; flex-wrap: wrap; gap: var(--lsy-sp-2); margin-left: auto; }
.lsy-pageheader__subtitle {
  margin: var(--lsy-sp-1) 0 0;
  font-family: var(--lsy-font-body);
  font-size: 13px;
  color: var(--lsy-muted);
}

/* ---- ProTable · 表格卡片（工具栏 + 表格 + 分页） ----------------- */
.lsy-protable {
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  overflow: hidden;
}
.lsy-protable__toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--lsy-sp-3);
  padding: var(--lsy-sp-4) var(--lsy-sp-6);
  border-bottom: 1px solid var(--lsy-border);
}
.lsy-protable__title { font-family: var(--lsy-font-display); font-size: 15px; font-weight: 400; margin: 0; }
.lsy-protable__filters { display: inline-flex; align-items: center; flex-wrap: wrap; gap: var(--lsy-sp-2); }
.lsy-protable__actions { display: flex; align-items: center; flex-wrap: wrap; gap: var(--lsy-sp-2); margin-left: auto; }
/* 卡片内的表格区：去掉 .lsy-table-wrap 自带的边框与圆角 */
.lsy-protable .lsy-table-wrap { border: 0; border-radius: 0; background: transparent; }
.lsy-protable__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: var(--lsy-sp-3);
  padding: var(--lsy-sp-3) var(--lsy-sp-6);
  border-top: 1px solid var(--lsy-border);
}

/* ---- Dashboard · KPI 网格 / 图表卡 / 简易条形图 ------------------ */
.lsy-statgrid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--lsy-sp-4);
  margin-bottom: var(--lsy-sp-6);
}
@media (max-width: 820px) {
  .lsy-statgrid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .lsy-statgrid { grid-template-columns: 1fr; }
}

.lsy-chartcard {
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  overflow: hidden;
}
.lsy-chartcard__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--lsy-sp-3);
  padding: var(--lsy-sp-4) var(--lsy-sp-6);
  border-bottom: 1px solid var(--lsy-border);
}
.lsy-chartcard__title { font-family: var(--lsy-font-display); font-size: 15px; font-weight: 400; margin: 0; }
.lsy-chartcard__extra { display: inline-flex; align-items: center; flex-wrap: wrap; gap: var(--lsy-sp-2); margin-left: auto; }
.lsy-chartcard__body { padding: var(--lsy-sp-6); }

/* 简易条形图：__fill 用内联 height（百分比）与背景色控制 */
.lsy-bars { display: flex; align-items: stretch; gap: var(--lsy-sp-3); height: 200px; }
.lsy-bars__col {
  position: relative;
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: var(--lsy-sp-2);
}
.lsy-bars__fill {
  flex: none;
  width: 100%;
  max-width: 34px;
  max-height: calc(100% - 26px);
  border-radius: 6px 6px 2px 2px;
  background: var(--lsy-coral);
  transition: filter .15s ease;
}
.lsy-bars__col:hover .lsy-bars__fill { filter: brightness(1.25); }
.lsy-bars__label { flex: none; font-size: 10px; color: var(--lsy-muted); white-space: nowrap; }

/* ---- List · 通用列表 --------------------------------------------- */
.lsy-list { display: flex; flex-direction: column; }
.lsy-list__item {
  display: flex;
  align-items: center;
  gap: var(--lsy-sp-3);
  padding: var(--lsy-sp-3) var(--lsy-sp-2);
  margin: 0 calc(-1 * var(--lsy-sp-2));
  border-bottom: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-sm);
  transition: background .15s ease;
}
.lsy-list__item:last-child { border-bottom: 0; }
.lsy-list__item:hover { background: rgba(255, 255, 255, .03); }
.lsy-list__avatar { flex: none; display: inline-flex; }
.lsy-list__body { flex: 1; min-width: 0; }
.lsy-list__title {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--lsy-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lsy-list__desc {
  display: block;
  font-family: var(--lsy-font-body);
  font-size: 12px;
  color: var(--lsy-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lsy-list__extra { flex: none; display: inline-flex; align-items: center; gap: var(--lsy-sp-2); }
.lsy-list__time { font-size: 10px; letter-spacing: .08em; color: var(--lsy-dim); white-space: nowrap; }

/* ---- Avatar / Badge ---------------------------------------------- */
.lsy-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex: none;
  border-radius: 50%;
  background: rgba(224, 122, 95, .1);
  color: var(--lsy-coral);
  font-size: 11px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: .02em;
  user-select: none;
}
.lsy-avatar--coral { background: rgba(224, 122, 95, .1); color: var(--lsy-coral); }
.lsy-avatar--gold { background: rgba(242, 204, 143, .12); color: var(--lsy-gold); }
.lsy-avatar--deep { background: rgba(27, 40, 56, .45); color: #9FB3C8; }
.lsy-avatar--success { background: rgba(92, 184, 92, .12); color: var(--lsy-success); }
.lsy-avatar--sm { width: 22px; height: 22px; font-size: 10px; }
.lsy-avatar--lg { width: 36px; height: 36px; font-size: 13px; }

.lsy-badge { position: relative; display: inline-flex; }
.lsy-badge__count {
  position: absolute;
  top: -7px;
  right: -9px;
  min-width: 16px;
  height: 16px;
  padding: 0 5px;
  border-radius: var(--lsy-radius-full);
  background: var(--lsy-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 500;
  line-height: 16px;
  text-align: center;
}
.lsy-badge--dot .lsy-badge__count {
  min-width: 8px;
  width: 8px;
  height: 8px;
  padding: 0;
  top: -2px;
  right: -2px;
  font-size: 0;
  line-height: 1;
}

/* ---- Login · 登录页 ----------------------------------------------- */
.lsy-login {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: var(--lsy-sp-6);
  background:
    radial-gradient(640px 420px at 18% 12%, rgba(224, 122, 95, .16), transparent 62%),
    radial-gradient(560px 400px at 84% 88%, rgba(242, 204, 143, .12), transparent 60%),
    radial-gradient(900px 640px at 70% 28%, rgba(27, 40, 56, .55), transparent 65%),
    var(--lsy-bg);
}
.lsy-login__card {
  width: 100%;
  max-width: 420px;
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius-lg);
  padding: var(--lsy-sp-8);
  box-shadow: 0 24px 64px rgba(0, 0, 0, .45);
}
.lsy-login__logo { display: flex; justify-content: center; margin-bottom: var(--lsy-sp-4); }
.lsy-login__title { font-size: 22px; text-align: center; margin: 0 0 var(--lsy-sp-1); }
.lsy-login__subtitle {
  text-align: center;
  font-family: var(--lsy-font-body);
  font-size: 13px;
  color: var(--lsy-muted);
  margin: 0 0 var(--lsy-sp-6);
}
.lsy-login__form { display: block; }
.lsy-login__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--lsy-sp-3);
  margin: 0 0 var(--lsy-sp-4);
  font-size: 12px;
}
.lsy-login__footer {
  margin-top: var(--lsy-sp-6);
  padding-top: var(--lsy-sp-4);
  border-top: 1px solid var(--lsy-border);
  text-align: center;
  font-size: 11px;
  color: var(--lsy-dim);
}

/* ---- Result · 结果页 ----------------------------------------------- */
.lsy-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--lsy-sp-8) var(--lsy-sp-6);
}
.lsy-result__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  margin-bottom: var(--lsy-sp-4);
  border: 1.5px solid var(--lsy-coral);
  border-radius: 50%;
  background: rgba(224, 122, 95, .08);
  color: var(--lsy-coral);
  font-size: 26px;
  line-height: 1;
}
.lsy-result__icon--success { border-color: var(--lsy-success); background: rgba(92, 184, 92, .08); color: var(--lsy-success); }
.lsy-result__icon--info { border-color: var(--lsy-info); background: rgba(91, 192, 222, .08); color: var(--lsy-info); }
.lsy-result__icon--warning { border-color: var(--lsy-warning); background: rgba(240, 173, 78, .08); color: var(--lsy-warning); }
.lsy-result__icon--error { border-color: var(--lsy-danger); background: rgba(217, 83, 79, .08); color: var(--lsy-danger); }
.lsy-result__title { font-size: 20px; margin: 0 0 var(--lsy-sp-2); }
.lsy-result__desc {
  font-family: var(--lsy-font-body);
  font-size: 13px;
  color: var(--lsy-muted);
  max-width: 420px;
  margin: 0 0 var(--lsy-sp-6);
}
.lsy-result__extra { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: var(--lsy-sp-3); }

/* ---- Settings · 设置分组 -------------------------------------------- */
.lsy-settinggroup {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--lsy-sp-4) var(--lsy-sp-6);
  background: var(--lsy-s1);
  border: 1px solid var(--lsy-border);
  border-radius: var(--lsy-radius);
  padding: var(--lsy-sp-6);
  margin-bottom: var(--lsy-sp-4);
}
.lsy-settinggroup__head { align-self: start; }
.lsy-settinggroup__title { font-family: var(--lsy-font-display); font-size: 15px; font-weight: 400; margin: 0 0 var(--lsy-sp-1); }
.lsy-settinggroup__desc { font-family: var(--lsy-font-body); font-size: 12px; color: var(--lsy-muted); }
.lsy-settinggroup__body { min-width: 0; }
.lsy-settinggroup__footer {
  grid-column: 2;
  display: flex;
  justify-content: flex-end;
  gap: var(--lsy-sp-2);
  padding-top: var(--lsy-sp-4);
  border-top: 1px solid var(--lsy-border);
}
@media (max-width: 820px) {
  .lsy-settinggroup { grid-template-columns: 1fr; }
  .lsy-settinggroup__footer { grid-column: 1; }
}

/* Admin 打印：隐藏侧栏与顶栏 */
@media print {
  .lsy-admin__sidebar,
  .lsy-admin__topbar { display: none !important; }
}

/* ==========================================================================
   27 · THEME —— 手动夜间 / 白天模式切换（v1.2.0 新增）
   <html data-lsy-theme="light"> = 白天；无属性 / "dark" = 夜间（默认，即上方全部样式）
   持久化：localStorage key「lsy-theme」（'light' / 'dark'），
   linsuyo.js 的 IIFE 在文件执行时立即读取并恢复属性（防闪烁）。
   切换按钮：.lsy-theme-toggle（配 data-lsy-theme-toggle，见 27.3）
   ========================================================================== */

/* ---- 27.1 Light token 覆盖（品牌三色与语义色不变） ---------------- */
html[data-lsy-theme="light"] {
  --lsy-bg: #F6F2EC;
  --lsy-s1: #FFFFFF;
  --lsy-s2: #F1ECE4;
  --lsy-s3: #E7E1D8;
  --lsy-s4: #DBD4C9;
  --lsy-text: #2A2522;
  --lsy-muted: #6B6560;
  --lsy-dim: #9B9590;
  --lsy-border: rgba(42, 37, 34, .1);
  --lsy-coral-hover: #c96a50;
}
html[data-lsy-theme="light"] body { color-scheme: light; }

/* ---- 27.2 亮色适配：覆盖暗色主题下的硬编码白/墨色 alpha -----------

   逐项对应 dist/linsuyo.css 前文中的 rgba(255,255,255,*)
   与 rgba(27,40,56,*) / rgba(8,8,11,*) 硬编码：
   噪点、Navbar、抽屉、输入 hover、卡片 hover、表格/列表行 hover、
   tag/avatar--deep、Modal 遮罩、Admin topbar、登录页光晕、阴影与选区。 */

/* body 噪点纹理：亮底下降到 .015（原 .03） */
html[data-lsy-theme="light"] body::after { opacity: .015; }

/* ::selection：白字改深色 inherit，呈「荧光笔」效果（原 coral 底 + #fff） */
html[data-lsy-theme="light"] ::selection { background: rgba(224, 122, 95, .32); color: inherit; }

/* Logo 反白块（footer / Admin 侧栏 --inverted 第一块） */
html[data-lsy-theme="light"] .lsy-logo--inverted .lsy-logo__b:first-child { background: rgba(27, 40, 56, .08); }

/* Skeleton 微光：白色 shimmer 在亮底不可见，改墨色 shimmer */
html[data-lsy-theme="light"] .lsy-skeleton::after {
  background: linear-gradient(90deg, rgba(42, 37, 34, 0) 0%, rgba(42, 37, 34, .08) 50%, rgba(42, 37, 34, 0) 100%);
}

/* Navbar 毛玻璃底（原 rgba(8,8,11,.7)）与移动端抽屉（原 rgba(8,8,11,.97)） */
html[data-lsy-theme="light"] .lsy-navbar { background: rgba(246, 242, 236, .85); }
@media (max-width: 820px) {
  html[data-lsy-theme="light"] .lsy-navbar__links { background: rgba(246, 242, 236, .97); }
}

/* 输入框 hover 边框（原 rgba(255,255,255,.14)） */
html[data-lsy-theme="light"] .lsy-input:hover,
html[data-lsy-theme="light"] .lsy-textarea:hover,
html[data-lsy-theme="light"] .lsy-select:hover { border-color: rgba(42, 37, 34, .18); }

/* 卡片 hover 边框（原 rgba(255,255,255,.12)） */
html[data-lsy-theme="light"] .lsy-card:hover { border-color: rgba(42, 37, 34, .18); }

/* 表格行 hover（原 rgba(255,255,255,.025)）与列表行 hover（原 .03） */
html[data-lsy-theme="light"] .lsy-table tbody tr:hover { background: rgba(42, 37, 34, .04); }
html[data-lsy-theme="light"] .lsy-list__item:hover { background: rgba(42, 37, 34, .05); }

/* 深蓝标签 / 深蓝头像：45% 深底反白 → 亮底 8% 深蓝底 + 深蓝字 */
html[data-lsy-theme="light"] .lsy-tag--deep { background: rgba(27, 40, 56, .08); color: #35506e; }
html[data-lsy-theme="light"] .lsy-avatar--deep { background: rgba(27, 40, 56, .08); color: #35506e; }

/* Modal 遮罩：黑底 → 半透明墨色（原 rgba(8,8,11,.6)） */
html[data-lsy-theme="light"] .lsy-modal { background: rgba(42, 37, 34, .4); }

/* Admin topbar 毛玻璃底（原 rgba(17,17,21,.85)） */
html[data-lsy-theme="light"] .lsy-admin__topbar { background: rgba(246, 242, 236, .85); }

/* 登录页径向光晕：白/墨 alpha 减弱为亮底可用强度（原 coral .16 / gold .12 / deep .55） */
html[data-lsy-theme="light"] .lsy-login {
  background:
    radial-gradient(640px 420px at 18% 12%, rgba(224, 122, 95, .1), transparent 62%),
    radial-gradient(560px 400px at 84% 88%, rgba(242, 204, 143, .14), transparent 60%),
    radial-gradient(900px 640px at 70% 28%, rgba(27, 40, 56, .06), transparent 65%),
    var(--lsy-bg);
}

/* 浮层阴影：纯黑阴影在亮底发脏，统一改半透明墨色 */
html[data-lsy-theme="light"] .lsy-dropdown__menu { box-shadow: 0 12px 32px rgba(42, 37, 34, .14); }
html[data-lsy-theme="light"] .lsy-tooltip__bubble { box-shadow: 0 8px 24px rgba(42, 37, 34, .16); }
html[data-lsy-theme="light"] .lsy-modal__dialog { box-shadow: 0 24px 64px rgba(42, 37, 34, .18); }
html[data-lsy-theme="light"] .lsy-login__card { box-shadow: 0 24px 64px rgba(42, 37, 34, .12); }
@media (max-width: 820px) {
  html[data-lsy-theme="light"] .lsy-admin .lsy-admin__sidebar { box-shadow: 0 24px 64px rgba(42, 37, 34, .18); }
}

/* code 片段文字：gold 在亮底（s2 #F1ECE4）对比不足，换深蓝灰 */
html[data-lsy-theme="light"] code { color: #35506e; }

/* 自动适配项（无需覆盖，此处记录验证结论）：
   - PageLoader：background: var(--lsy-bg)，light 下即 #F6F2EC 实底；
   - 滚动条：track=--lsy-bg / thumb=--lsy-s4 / hover=--lsy-dim，全 token 自动适配；
   - .lsy-hero / .lsy-cta：CSS 内无 white-alpha 装饰（.lsy-cta::before 为品牌渐变条），无需覆盖；
   - badge / avatar 语义色、按钮彩色底白字：两模式通用，品牌色不变；
   - sidebar / footer / card / input / table 等：全部走 token，自动适配。 */

/* ---- 27.3 切换按钮 .lsy-theme-toggle ------------------------------
   圆形图标按钮：40px（--sm 32px），border + 透明底，hover 提亮。
   内含两个内联 SVG：.lsy-theme-toggle__sun / .lsy-theme-toggle__moon，
   CSS 按 html[data-lsy-theme] 控制显示：白天显示太阳、夜间显示月亮。 */
.lsy-theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex: none;
  padding: 0;
  background: transparent;
  border: 1px solid var(--lsy-border);
  border-radius: 50%;
  color: var(--lsy-text);
  cursor: pointer;
  user-select: none;
  transition: background .18s ease, border-color .18s ease, color .18s ease, box-shadow .18s ease, transform .1s ease;
}
.lsy-theme-toggle:hover { background: var(--lsy-s2); border-color: var(--lsy-s4); color: var(--lsy-coral); }
.lsy-theme-toggle:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(224, 122, 95, .25); }
.lsy-theme-toggle:active { transform: translateY(1px); }
.lsy-theme-toggle--sm { width: 32px; height: 32px; }
.lsy-theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.lsy-theme-toggle--sm svg { width: 15px; height: 15px; }
/* 夜间（默认）显示月亮，白天（data-lsy-theme="light"）显示太阳 */
.lsy-theme-toggle .lsy-theme-toggle__sun { display: none; }
.lsy-theme-toggle .lsy-theme-toggle__moon { display: block; }
html[data-lsy-theme="light"] .lsy-theme-toggle .lsy-theme-toggle__sun { display: block; }
html[data-lsy-theme="light"] .lsy-theme-toggle .lsy-theme-toggle__moon { display: none; }