/* ============================================================
   聚合恋爱空间 · 视觉系统 v2
   参考 LikeGirl 5.2.1：Noto Serif 衬线、紫蓝青流动渐变、玻璃拟态、
   视差波浪、漂浮元素、大圆角插画卡片；保留全部既有组件类名
   ============================================================ */
:root{
  /* 正文与辅助文字对比度按 WCAG AA 调整，浅色背景上更清晰 */
  --paper:#FFFBF7; --surface:#FFFFFF; --surface-soft:rgba(255,244,249,.92);
  --glass:rgba(255,255,255,.68);
  --ink:#3A2F3E; --muted:#776A7C; --faint:#8A7D91;
  --rose:#E58AAE; --rose-deep:#B95D86; --lilac:#9B7BEA;
  --sky:#6FB8E4; --mint:#4FCFC8; --gold:#E8B86D;
  --line:rgba(150,110,150,.14); --ok:#2E9E79;
  --r:24px; --rs:16px; --pill:999px; --tap:44px;
  --shadow:0 10px 30px rgba(120,80,130,.10), inset 0 1px 0 rgba(255,255,255,.75);
  --shadow-lg:0 18px 44px rgba(120,80,130,.16);
  /* 系统字体栈：优先各平台原生中文黑体，衬线只用于标题与数字，无需外部字体请求 */
  --font-sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei UI","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  --font-serif:"Songti SC","STSong","Noto Serif CJK SC","Source Han Serif SC","SimSun",Georgia,serif;
  --font-size:15px; --line-height:1.7;
  --grad:linear-gradient(115deg,#E58AAE 0%,#B98AE8 42%,#7FB8E8 72%,#4FCFC8 100%);
  --radius:var(--r); --radius-sm:var(--rs); --radius-pill:var(--pill);
  --text-muted:var(--muted); --text-faint:var(--faint);
}
[data-theme="dark"]{
  --paper:#1D1822; --surface:#28222E; --surface-soft:rgba(60,50,68,.92);
  --glass:rgba(44,36,52,.72);
  --ink:#F6EEF5; --muted:#C7BACD; --faint:#A99BAF;
  --line:rgba(255,220,240,.13);
  --shadow:0 12px 34px rgba(0,0,0,.30), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-lg:0 20px 48px rgba(0,0,0,.4);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
:focus-visible{outline:2px solid var(--rose-deep);outline-offset:2px}
body{
  font-family:var(--font-sans);font-size:var(--font-size);line-height:var(--line-height);color:var(--ink);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  background-color:var(--paper);
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(229,138,174,.20), transparent 62%),
    radial-gradient(760px 460px at 100% 6%, rgba(123,168,232,.18), transparent 60%),
    radial-gradient(700px 520px at 50% 100%, rgba(79,207,200,.12), transparent 62%),
    linear-gradient(to right, rgba(155,123,234,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(155,123,234,.055) 1px, transparent 1px);
  background-size:auto,auto,auto,26px 26px,26px 26px;
  min-height:100vh;
}
a{color:inherit;text-decoration:none}
.serif{font-family:var(--font-serif)}

/* ---------- 容器与装饰层 ---------- */
/* clip 不建立滚动容器，顶栏 position:sticky 才能真正跟随视口；旧浏览器回退 hidden */
.ls-app{max-width:480px;min-height:100vh;margin:0 auto;position:relative;isolation:isolate;overflow:clip;
  padding-bottom:calc(84px + env(safe-area-inset-bottom));}
@supports not (overflow:clip){.ls-app{overflow:hidden}}
@media(min-width:768px){
  .ls-app{min-height:calc(100vh - 48px);margin:24px auto;border-radius:32px;
    box-shadow:0 24px 70px rgba(110,70,120,.20);border:1px solid rgba(255,255,255,.5);}
}
.decor-layer{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.float{position:absolute;bottom:-8vh;font-size:18px;color:var(--rose);opacity:0;
  animation:drift linear infinite;text-shadow:0 2px 10px rgba(229,138,174,.35)}
.float:nth-child(1){left:8%;font-size:15px;animation-duration:19s;animation-delay:-2s;color:#E58AAE}
.float:nth-child(2){left:24%;font-size:11px;animation-duration:23s;animation-delay:-9s;color:#9B7BEA}
.float:nth-child(3){left:42%;font-size:20px;animation-duration:17s;animation-delay:-5s;color:#F0B6CE}
.float:nth-child(4){left:61%;font-size:12px;animation-duration:25s;animation-delay:-14s;color:#6FB8E4}
.float:nth-child(5){left:78%;font-size:17px;animation-duration:21s;animation-delay:-3s;color:#E58AAE}
.float:nth-child(6){left:91%;font-size:10px;animation-duration:27s;animation-delay:-17s;color:#9B7BEA}
@keyframes drift{
  0%{transform:translate3d(0,6vh,0) rotate(-12deg) scale(.8);opacity:0}
  12%{opacity:.5} 82%{opacity:.38}
  100%{transform:translate3d(26px,-112vh,0) rotate(28deg) scale(1.15);opacity:0}
}
@media(prefers-reduced-motion:reduce){.float{display:none}}
.wave-layer{position:absolute;left:0;right:0;bottom:0;height:96px;pointer-events:none;z-index:0;opacity:.5}
.wave-layer svg{width:200%;height:100%;display:block}
.wave-layer .parallax>use{animation:move-forever 24s cubic-bezier(.55,.5,.45,.5) infinite}
.wave-layer .parallax>use:nth-child(2){animation-duration:17s;animation-delay:-6s}
.wave-layer .parallax>use:nth-child(3){animation-duration:31s;animation-delay:-12s}
@keyframes move-forever{0%{transform:translate3d(-70px,0,0)}100%{transform:translate3d(70px,0,0)}}
/* 顶栏单独排除，否则这条高特异性规则会把 position:sticky 覆盖成 relative */
.ls-app>*:not(.decor-layer):not(.wave-layer):not(.ls-tabbar):not(.ls-header){position:relative;z-index:1}
.ls-app>.ls-header{position:sticky;z-index:15}

/* ---------- 顶栏 ---------- */
.ls-header{position:sticky;top:0;z-index:15;display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px 13px;gap:12px;backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  background:rgba(255,251,247,.72);border-bottom:1px solid rgba(255,255,255,.65)}
[data-theme="dark"] .ls-header{background:rgba(29,24,34,.74);border-bottom-color:var(--line)}
.ls-brand{font-family:var(--font-serif);font-size:17px;font-weight:700;letter-spacing:1px;color:var(--ink)}
.ls-brand small{display:block;font-family:var(--font-sans);font-size:10px;font-weight:400;letter-spacing:1.6px;
  color:var(--muted);margin-top:1px;text-transform:uppercase}
.ls-icon-btn{width:38px;height:38px;min-width:38px;border:1px solid rgba(255,255,255,.8);
  background:var(--glass);color:var(--rose-deep);border-radius:50%;display:grid;place-items:center;
  cursor:pointer;font-size:16px;box-shadow:0 4px 14px rgba(120,80,130,.10);transition:transform .25s}
.ls-icon-btn:hover{transform:rotate(25deg) scale(1.06)}
.ls-header-actions{display:flex;align-items:center;gap:8px;flex:none}

/* ---------- Hero ---------- */
.ls-hero{position:relative;margin:16px 18px 22px;padding:26px 24px;border-radius:28px;
  background:var(--grad);color:#fff;overflow:hidden;border:1px solid rgba(255,255,255,.4);
  box-shadow:0 18px 40px rgba(150,100,175,.28)}
.ls-hero::before{content:"";position:absolute;inset:0;
  background:radial-gradient(320px 220px at 88% 8%,rgba(255,255,255,.34),transparent 70%),
             radial-gradient(260px 200px at 6% 100%,rgba(255,255,255,.18),transparent 70%);pointer-events:none}
.ls-hero::after{content:"";position:absolute;right:-46px;bottom:-64px;width:190px;height:190px;
  border-radius:50%;border:34px solid rgba(255,255,255,.12);pointer-events:none}
.ls-hero.compact{padding:20px 22px;margin-bottom:18px}
.ls-hero-label{font-family:var(--font-serif);font-size:12px;letter-spacing:3px;opacity:.92;position:relative}
.ls-days{font-family:var(--font-serif);font-size:46px;font-weight:700;line-height:1.2;letter-spacing:-1px;position:relative;
  text-shadow:0 3px 14px rgba(120,60,110,.18)}
.ls-days span{font-family:var(--font-sans);font-size:14px;font-weight:400;margin-left:8px;opacity:.92;
  letter-spacing:0;display:inline-block;vertical-align:middle;transform:translateY(-4px)}
.gradient-flow span{-webkit-text-fill-color:#fff;color:#fff;background:none}
.ls-hero-sub{font-size:12px;opacity:.9;margin-top:7px;position:relative;letter-spacing:.4px}
.hero-art{min-height:246px;padding:26px 24px}
.hero-names{font-family:var(--font-serif);font-size:24px;font-weight:700;letter-spacing:2px;position:relative;margin-bottom:4px}
.hero-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.24;
  mix-blend-mode:soft-light;pointer-events:none}
.live-time{display:flex;gap:7px;position:relative;margin-top:18px;flex-wrap:wrap}
.live-time span{background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.34);
  border-radius:14px;padding:7px 11px;font-family:var(--font-serif);font-size:15px;font-weight:700;
  backdrop-filter:blur(8px);min-width:58px;text-align:center}
.live-time i{font-style:normal;font-family:var(--font-sans);font-size:10px;opacity:.85;margin-left:3px}
.gradient-flow{background:linear-gradient(100deg,#FFF0F6,#FFE9A8,#D9F3FF,#F6D9FF,#FFF0F6);
  background-size:320% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:jianbian 16s linear infinite}
@keyframes jianbian{to{background-position:-320% 0}}

/* ---------- 通用区块 ---------- */
.ls-pad{padding:0 18px}
.ls-section{display:flex;align-items:baseline;justify-content:space-between;margin:26px 20px 12px}
.ls-section h2{margin:0;font-family:var(--font-serif);font-size:17px;font-weight:700;letter-spacing:1px}
.ls-section h2::before{content:"";display:inline-block;width:5px;height:15px;border-radius:3px;
  background:var(--grad);margin-right:9px;vertical-align:-2px}
.ls-more{font-size:11px;color:var(--rose-deep);letter-spacing:.5px}
.ls-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:0 18px}
.ls-card{position:relative;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid rgba(255,255,255,.8);border-radius:var(--r);box-shadow:var(--shadow);
  padding:17px 16px;display:block;min-height:112px;overflow:hidden;
  transition:transform .28s cubic-bezier(.2,.8,.2,1),box-shadow .28s}
[data-theme="dark"] .ls-card{border-color:var(--line)}
.ls-card:hover{transform:translateY(-4px) scale(1.015);box-shadow:var(--shadow-lg)}
.ls-card:active{transform:scale(.985)}
.ls-card::after{content:"";position:absolute;right:-24px;top:-24px;width:90px;height:90px;border-radius:50%;
  background:radial-gradient(circle,rgba(229,138,174,.16),transparent 70%);pointer-events:none}
.ls-card-icon{width:52px;height:52px;border-radius:18px;display:grid;place-items:center;margin-bottom:10px;
  background:rgba(255,255,255,.55);box-shadow:0 4px 14px rgba(120,80,130,.10)}
.ls-card-icon img{width:48px;height:48px;display:block}
.ls-card-icon svg{width:26px;height:26px}
.ls-card-title{font-family:var(--font-serif);font-size:15px;font-weight:700;letter-spacing:.6px}
.ls-card-desc{font-size:12px;color:var(--muted);margin-top:4px;line-height:1.6}

.ls-list{padding:0 18px;display:grid;gap:11px}
.ls-row{display:flex;gap:13px;align-items:center;background:var(--glass);backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.8);border-radius:20px;padding:13px 15px;box-shadow:var(--shadow);
  transition:transform .25s}
[data-theme="dark"] .ls-row{border-color:var(--line)}
.ls-row:hover{transform:translateY(-2px)}
.ls-thumb{width:52px;height:52px;border-radius:16px;background:rgba(229,138,174,.14);flex:none;
  object-fit:cover;display:grid;place-items:center;font-size:12px;color:var(--rose-deep);overflow:hidden}
.ls-thumb img{width:100%;height:100%;object-fit:cover}
.ls-main,.ls-row-main{flex:1;min-width:0}
.ls-row-title{font-family:var(--font-serif);font-size:15px;font-weight:700;letter-spacing:.3px;line-height:1.5}
.ls-row-sub{font-size:12px;color:var(--muted);margin-top:3px;line-height:1.55}

/* ---------- 按钮与表单 ---------- */
.ls-btn{min-height:var(--tap);border:none;border-radius:var(--pill);color:#fff;
  background:var(--grad);background-size:160% 100%;font-size:14px;font-family:var(--font-sans);
  font-weight:600;letter-spacing:.6px;padding:0 20px;cursor:pointer;width:100%;display:grid;place-items:center;
  box-shadow:0 10px 24px rgba(170,105,175,.26),inset 0 1px 0 rgba(255,255,255,.35);
  transition:transform .25s,box-shadow .25s,background-position .4s}
.ls-btn:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(170,105,175,.34);background-position:100% 0}
.ls-btn:active{transform:scale(.98)}
.ls-btn.secondary{background:rgba(255,255,255,.78);color:var(--rose-deep);border:1px solid rgba(229,138,174,.32);
  box-shadow:0 6px 18px rgba(120,80,130,.10)}
[data-theme="dark"] .ls-btn.secondary{background:var(--glass);color:var(--rose)}
.ls-btn.mini{width:auto;min-height:38px;padding:0 16px;font-size:12px;display:inline-grid}
.ls-btn.danger{background:rgba(255,255,255,.8);color:#C0455B;border:1px solid rgba(224,115,140,.45);box-shadow:none}
.ls-btn:disabled{opacity:.55;transform:none}
.ls-field{margin-bottom:13px}
.ls-field label{display:block;font-size:11px;color:var(--muted);margin-bottom:6px;letter-spacing:.5px}
.ls-input,.ls-textarea,.ls-select{width:100%;min-height:var(--tap);border:1px solid var(--line);
  border-radius:var(--rs);background:rgba(255,255,255,.78);color:var(--ink);padding:11px 14px;
  font-size:15px;font-family:var(--font-sans);outline:none;transition:border-color .2s,box-shadow .2s}
[data-theme="dark"] .ls-input,[data-theme="dark"] .ls-textarea,[data-theme="dark"] .ls-select{background:var(--glass)}
.ls-textarea{min-height:96px;resize:vertical}
.ls-input:focus,.ls-textarea:focus,.ls-select:focus{border-color:var(--rose);box-shadow:0 0 0 4px rgba(229,138,174,.14)}
.ls-progress{height:7px;border-radius:var(--pill);background:rgba(155,123,234,.13);overflow:hidden;margin-top:9px}
.ls-progress>i{display:block;height:100%;background:var(--grad);border-radius:inherit}
.ls-badge{display:inline-block;font-size:11px;padding:3px 10px;border-radius:var(--pill);
  background:rgba(229,138,174,.16);color:var(--rose-deep);white-space:nowrap;letter-spacing:.4px}
.ls-badge.ok{background:rgba(79,207,200,.18);color:#1F8A80}
.ls-badge.muted{background:rgba(140,120,150,.12);color:var(--muted)}
.ls-empty{text-align:center;color:var(--faint);font-size:13px;padding:30px 0;font-family:var(--font-serif)}

/* ---------- 底部导航 ---------- */
.ls-tabbar{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;
  display:grid;grid-template-columns:repeat(5,1fr);z-index:20;
  background:rgba(255,251,247,.84);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-top:1px solid rgba(255,255,255,.8);box-shadow:0 -8px 28px rgba(120,80,130,.10);
  padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
[data-theme="dark"] .ls-tabbar{background:rgba(29,24,34,.86);border-top-color:var(--line)}
@media(min-width:768px){.ls-tabbar{bottom:24px;border-radius:0 0 32px 32px}}
.ls-tab{min-height:54px;color:var(--faint);font-size:11px;display:grid;place-items:center;gap:3px;
  padding:4px 0;transition:color .25s;position:relative}
.ls-tab i{font-style:normal;width:22px;height:22px;display:grid;place-items:center}
.ls-tab svg{width:21px;height:21px;stroke:currentColor;fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.ls-tab.active{color:var(--rose-deep)}
.ls-tab.active::before{content:"";position:absolute;top:0;width:26px;height:3px;border-radius:0 0 4px 4px;background:var(--grad)}
.ls-toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:rgba(59,48,64,.94);
  color:#fff;padding:11px 20px;border-radius:var(--pill);font-size:12px;z-index:50;opacity:0;
  pointer-events:none;transition:opacity .25s;max-width:88vw;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.2)}
.ls-toast.show{opacity:1}

/* ---------- 数据 / 筛选 / 图片 ---------- */
.ls-stat{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:0 18px}
.ls-stat>div{background:var(--glass);border:1px solid rgba(255,255,255,.8);border-radius:20px;
  padding:14px;text-align:center;box-shadow:var(--shadow)}
[data-theme="dark"] .ls-stat>div{border-color:var(--line)}
.ls-stat b{display:block;font-family:var(--font-serif);font-size:24px;color:var(--rose-deep)}
.ls-stat span{font-size:11px;color:var(--muted);letter-spacing:.5px}
.ls-pills,.ls-admin-nav{display:flex;gap:8px;overflow-x:auto;padding:2px 18px 12px;scrollbar-width:none}
.ls-pills::-webkit-scrollbar,.ls-admin-nav::-webkit-scrollbar{display:none}
.ls-pills button,.ls-admin-nav button{flex:none;min-height:34px;padding:0 15px;border:1px solid var(--line);
  border-radius:var(--pill);background:var(--glass);color:var(--muted);font-size:12px;
  font-family:var(--font-sans);cursor:pointer;transition:all .25s}
.ls-pills button.on,.ls-admin-nav button.active,.ls-admin-nav a.ls-btn:not(.secondary){
  background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 6px 16px rgba(170,105,175,.24)}
.ls-photos{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;padding:0 18px}
.ls-photo{aspect-ratio:1;border-radius:18px;overflow:hidden;background:rgba(229,138,174,.12);
  border:1px solid rgba(255,255,255,.8);position:relative;display:block;box-shadow:var(--shadow);
  transition:transform .3s}
.ls-photo:hover{transform:scale(1.04)}
.ls-photo img{width:100%;height:100%;object-fit:cover;display:block}
.ls-photo .cap{position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(59,48,64,.78));
  color:#fff;font-size:11px;padding:14px 8px 7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ls-ach{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:0 18px}
.ls-ac{background:var(--glass);border:1px solid rgba(255,255,255,.8);border-radius:var(--r);
  padding:15px;text-align:center;box-shadow:var(--shadow);backdrop-filter:blur(12px)}
[data-theme="dark"] .ls-ac{border-color:var(--line)}
.ls-ac.lock{opacity:.6}
.ls-ac .em{width:46px;height:46px;border-radius:50%;background:rgba(229,138,174,.14);
  display:grid;place-items:center;margin:0 auto 9px;font-size:22px}
.ls-ac .t{font-family:var(--font-serif);font-size:13px;font-weight:700;line-height:1.5}
.ls-ac .d{font-size:11px;color:var(--muted);margin-top:5px}
.ls-ac .pic{width:100%;height:82px;object-fit:cover;border-radius:14px;margin-bottom:9px}
.ls-wish{background:var(--glass);border:1px solid rgba(255,255,255,.8);border-radius:var(--r);
  padding:17px;margin:0 18px 11px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}
[data-theme="dark"] .ls-wish{border-color:var(--line)}
.ls-timeline{padding:0 18px;position:relative}
.ls-timeline::before{content:"";position:absolute;left:25px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(var(--rose),var(--sky),var(--mint))}
.ls-tl-item{display:flex;gap:14px;margin-bottom:12px;position:relative}
.ls-tl-dot{width:16px;height:16px;border-radius:50%;background:var(--surface);border:3px solid var(--rose);
  margin-top:9px;flex:none;z-index:1;box-shadow:0 2px 8px rgba(229,138,174,.4)}
.ls-tl-body{flex:1;background:var(--glass);border:1px solid rgba(255,255,255,.8);border-radius:18px;
  padding:11px 14px;font-size:13px;box-shadow:var(--shadow)}
[data-theme="dark"] .ls-tl-body{border-color:var(--line)}
.ls-leave{background:var(--glass);border:1px solid rgba(255,255,255,.8);border-radius:20px;
  padding:14px 16px;box-shadow:var(--shadow)}
[data-theme="dark"] .ls-leave{border-color:var(--line)}
.ls-leave .who{font-size:12px;font-weight:700;color:var(--rose-deep);font-family:var(--font-serif)}
.ls-leave .what{font-size:13px;margin-top:4px;word-break:break-word}
.ls-leave .when{font-size:11px;color:var(--faint);margin-top:6px}
.ls-like{border:1px solid rgba(229,138,174,.35);background:rgba(255,255,255,.72);color:var(--rose-deep);
  border-radius:var(--pill);font-size:12px;padding:5px 13px;cursor:pointer;white-space:nowrap;
  font-family:var(--font-sans);min-height:34px;transition:all .25s}
.ls-like:hover{background:var(--grad);color:#fff;border-color:transparent}
.ls-like[disabled]{opacity:.6}
.ls-article{background:var(--glass);border:1px solid rgba(255,255,255,.8);border-radius:var(--r);
  padding:20px;margin:0 18px 14px;font-size:14px;line-height:1.9;overflow-wrap:break-word;box-shadow:var(--shadow)}
[data-theme="dark"] .ls-article{border-color:var(--line)}
.ls-article h1,.ls-article h2,.ls-article h3{font-family:var(--font-serif);font-size:18px;margin:18px 0 8px}
.ls-article img{max-width:100%;border-radius:14px}
.ls-article hr{border:none;border-top:1px solid var(--line);margin:16px 0}
.ls-article-cover{margin:0 18px 14px;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-lg)}
.ls-article-cover img{width:100%;height:auto;display:block;max-height:60vh;object-fit:cover}
.ls-inline-form{display:flex;gap:8px;padding:12px 18px 0}
.ls-inline-form .ls-input{flex:1}
.ls-note{font-family:var(--font-serif);font-size:11px;color:var(--faint);text-align:center;
  padding:18px 24px 4px;line-height:1.7;letter-spacing:.5px}

/* ---------- 弹窗 / 后台 ---------- */
.ls-modal{position:fixed;inset:0;background:rgba(45,32,52,.44);backdrop-filter:blur(6px);
  display:none;align-items:flex-end;justify-content:center;z-index:40}
.ls-modal.show{display:flex}
.ls-modal-box{background:var(--paper);width:100%;max-width:480px;border-radius:28px 28px 0 0;
  padding:22px 20px calc(22px + env(safe-area-inset-bottom));max-height:86vh;overflow-y:auto}
@media(min-width:768px){.ls-modal{align-items:center}.ls-modal-box{border-radius:28px;margin-bottom:24px}}
.ls-modal-box h3{margin:0 0 18px;font-family:var(--font-serif);font-size:18px;font-weight:700}
.ls-modal-actions{display:flex;gap:10px;margin-top:10px}
.ls-admin-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-top:9px}
.ls-count{font-size:11px;color:var(--faint)}
.ls-hr{height:1px;background:var(--line);margin:20px 18px}

/* ---------- 阶段 3 附加 ---------- */
html.ls-js .ls-img{opacity:0;transition:opacity .35s ease}
html.ls-js .ls-img.loaded{opacity:1}
@media(prefers-reduced-motion:reduce){html.ls-js .ls-img{opacity:1;transition:none}}
.ls-install-bar{display:none;position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(84px + env(safe-area-inset-bottom));width:min(420px,92vw);background:var(--glass);
  backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.8);border-radius:var(--pill);
  box-shadow:var(--shadow-lg);padding:8px 10px 8px 18px;align-items:center;gap:8px;z-index:30;
  font-size:12px;color:var(--muted)}
.ls-install-bar.show{display:flex}
.ls-install-bar span{flex:1;white-space:nowrap}
.wish-pic{width:100%;max-height:180px;object-fit:cover;border-radius:var(--rs);margin-top:10px}
.ls-loadmore{padding:14px 18px 4px}
@media(max-width:360px){.ls-grid{gap:9px}.ls-card{padding:14px}.ls-ach{gap:9px}.ls-photos{gap:7px}}

/* ---------- 入场动画 ---------- */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .55s ease,transform .55s cubic-bezier(.2,.8,.2,1)}
.reveal.in-view{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* 卡片底色与原站 5 张插画的颜色呼应，避免纯白带来的单调感 */
.ls-grid .ls-card:nth-child(4n+1){background:linear-gradient(145deg,rgba(241,223,255,.82),rgba(255,255,255,.66))}
.ls-grid .ls-card:nth-child(4n+2){background:linear-gradient(145deg,rgba(211,238,255,.82),rgba(255,255,255,.66))}
.ls-grid .ls-card:nth-child(4n+3){background:linear-gradient(145deg,rgba(255,246,222,.82),rgba(255,255,255,.66))}
.ls-grid .ls-card:nth-child(4n+4){background:linear-gradient(145deg,rgba(255,228,207,.82),rgba(255,255,255,.66))}
[data-theme="dark"] .ls-grid .ls-card{background:var(--glass)}

/* ---------- 头像 / 作者（前台只显示昵称，不显示 QQ 号） ---------- */
.ls-avatar{width:28px;height:28px;min-width:28px;border-radius:50%;object-fit:cover;
  background:linear-gradient(135deg,rgba(244,215,232,.9),rgba(207,217,246,.9));
  border:1px solid rgba(255,255,255,.85);box-shadow:0 2px 8px rgba(120,80,130,.12)}
.ls-avatar.big{width:44px;height:44px;min-width:44px}
html.ls-js img.ls-avatar{opacity:0;transition:opacity .3s ease}
html.ls-js img.ls-avatar.loaded{opacity:1}
.ls-author{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
.ls-author-name{font-weight:600;color:var(--ink);font-size:13px}
.ls-leave .who{display:flex;align-items:center;min-height:28px}

/* ---------- 相册朋友圈化 ---------- */
.ls-photo-item{position:relative;min-width:0}
.ls-photo-item>.ls-photo{display:block;width:100%}
.ls-photo-badge{position:absolute;right:6px;top:6px;z-index:2;padding:2px 7px;border-radius:var(--pill);
  font-size:11px;color:#fff;background:rgba(59,48,64,.55);backdrop-filter:blur(6px);letter-spacing:.2px}
.ls-photo-detail{padding:0 18px}
.ls-photo-full{display:block;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-lg)}
.ls-photo-full img{width:100%;height:auto;display:block;max-height:70vh;object-fit:contain;background:var(--surface-soft)}
.ls-photo-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 2px 4px}
.ls-photo-nav{display:flex;gap:8px;padding:6px 0 12px}

/* ---------- 隐蔽入口与编辑模式 ---------- */
.ls-mode-fab{position:fixed;right:18px;bottom:calc(142px + env(safe-area-inset-bottom));z-index:40;
  width:22px;height:22px;min-width:22px;padding:0;border-radius:50%;border:1px solid rgba(155,123,234,.28);
  background:rgba(255,255,255,.5);color:var(--lilac);font-size:11px;line-height:1;cursor:pointer;
  opacity:.16;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  display:grid;place-items:center;backdrop-filter:blur(8px)}
.ls-mode-fab:hover,.ls-mode-fab:focus-visible{opacity:1;transform:scale(1.25);box-shadow:var(--shadow)}
.ls-mode-fab.on{opacity:.55;border-color:var(--rose);color:var(--rose-deep);background:rgba(255,235,243,.8)}
.ls-mode-fab span{transform:translateY(-.5px)}
/* 编辑条 / 行内控件的最终定义统一放在下方 v3 区，此处不再重复 */
.ls-hidden-tag{display:inline-block;margin-top:6px;font-size:11px;color:var(--rose-deep);
  background:rgba(229,138,174,.12);border-radius:var(--pill);padding:2px 8px}
.ls-ac.hidden-item{opacity:.72;border-style:dashed}
.ls-btn.danger{background:linear-gradient(120deg,#F3A6A6,#E07C8E);color:#fff;border-color:transparent}
@media(max-width:360px){.ls-manage-bar{gap:6px;padding:8px}.ls-manage-row{gap:4px}}

/* ============================================================
   v3 · 隐藏入口 / 触摸爱心 / 注册提示 / 成就时间轴 / 编辑器
   ============================================================ */

/* 需求 1：极不显眼的条件入口（仅管理员可见，无文字） */
.ls-hidden-gate{width:20px;height:20px;min-width:20px;display:inline-grid;place-items:center;
  border:0;background:transparent;color:var(--muted);text-decoration:none;cursor:pointer;
  opacity:.07;transition:opacity .3s ease,transform .3s ease;position:relative;vertical-align:middle}
.ls-hidden-gate::after{content:"";width:4px;height:4px;border-radius:50%;background:currentColor;
  box-shadow:0 0 0 3px rgba(140,120,150,.10)}
.ls-hidden-gate:hover,.ls-hidden-gate:focus-visible{opacity:.65;transform:scale(1.2)}
.ls-hidden-gate:active{opacity:1}

/* 需求 2：触摸 / 点击漂浮爱心（复刻 LikeGirl 5.2.1 footer.php） */
.ls-heart{position:fixed;z-index:9999;pointer-events:none;font-size:15px;line-height:1;
  will-change:transform,opacity;filter:drop-shadow(0 3px 7px rgba(229,138,174,.45))}
@keyframes lsHeartFloat{
  0%{transform:translate(-50%,-50%) scale(.45) rotate(-8deg);opacity:0}
  18%{opacity:1;transform:translate(calc(-50% + var(--hx) * .12),calc(-50% - 14px)) scale(1.1) rotate(0deg)}
  100%{transform:translate(calc(-50% + var(--hx)),-130px) scale(.85) rotate(var(--hr));opacity:0}
}
@media(prefers-reduced-motion:reduce){.ls-heart{animation-duration:.45s!important;filter:none}}

/* 需求 5：注册页字段提示 */
.ls-tip{font-size:12px;line-height:1.7;color:var(--muted);margin:-6px 0 13px;padding:9px 12px;
  border-left:2px solid rgba(229,138,174,.55);border-radius:0 10px 10px 0;
  background:rgba(229,138,174,.07);letter-spacing:.2px}
.ls-tip + .ls-field{margin-top:0}

/* 需求 3：成就联动的时间轴记录 */
.ls-tl-item.ach .ls-tl-dot{border-color:var(--gold);box-shadow:0 2px 10px rgba(232,184,109,.6);
  background:linear-gradient(135deg,#FFF3D6,#FFE1B0)}
.ls-tl-item.ach .ls-tl-body{background:linear-gradient(140deg,rgba(255,246,224,.86),rgba(255,255,255,.72));
  border-color:rgba(232,184,109,.36)}
[data-theme="dark"] .ls-tl-item.ach .ls-tl-body{background:var(--glass);border-color:var(--line)}
.ls-tl-date{display:inline-block;font-family:var(--font-serif);font-size:10px;font-weight:700;
  letter-spacing:.6px;color:#9C7433;background:rgba(232,184,109,.18);border-radius:var(--pill);
  padding:2px 9px;margin-bottom:5px}
[data-theme="dark"] .ls-tl-date{color:#F0CE8E;background:rgba(232,184,109,.14)}
.ls-tl-src{float:right;font-size:10px;color:var(--faint);letter-spacing:.3px}
.ls-tl-title{clear:both;font-family:var(--font-serif);font-size:13px;font-weight:700;
  color:var(--ink);line-height:1.6;padding-top:2px}

/* ---------- 需求 4：前台朋友圈式编辑器（Composer） ---------- */
.ls-manage-bar{border:1px solid rgba(255,255,255,.85);border-style:solid;background:var(--glass);
  border-radius:var(--r);box-shadow:var(--shadow);padding:12px 14px;margin:0 18px 16px;
  display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.ls-manage-dot{width:8px;height:8px;border-radius:50%;background:var(--grad);
  box-shadow:0 0 0 4px rgba(229,138,174,.16)}
.ls-manage-bar b{font-family:var(--font-serif);font-size:13px;letter-spacing:.5px}
.ls-manage-link{margin-left:auto}
.ls-launch{display:flex;align-items:center;gap:12px;width:100%;text-align:left;
  border:0;background:transparent;padding:4px 0 0;cursor:pointer;color:inherit;font-family:inherit}
.ls-launch-av{width:38px;height:38px;min-width:38px;border-radius:14px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-size:17px;box-shadow:0 6px 16px rgba(170,105,175,.28)}
.ls-launch-txt{flex:1;min-width:0}
.ls-launch-txt b{display:block;font-family:var(--font-serif);font-size:14px;color:var(--ink);font-weight:700}
.ls-launch-txt small{display:block;font-size:11px;color:var(--muted);margin-top:1px}
.ls-launch-plus{width:32px;height:32px;min-width:32px;border-radius:50%;display:grid;place-items:center;
  font-size:20px;color:var(--rose-deep);background:rgba(229,138,174,.14);transition:transform .25s}
.ls-launch:hover .ls-launch-plus{transform:rotate(90deg) scale(1.08)}

.ls-composer{position:fixed;inset:0;z-index:60;background:rgba(45,32,52,.46);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:none;
  align-items:flex-end;justify-content:center}
.ls-composer.show{display:flex}
.ls-composer-box{width:100%;max-width:480px;background:var(--paper);border-radius:28px 28px 0 0;
  padding:18px 18px calc(18px + env(safe-area-inset-bottom));box-shadow:0 -18px 50px rgba(80,50,90,.22);
  max-height:92vh;overflow-y:auto;animation:lsComposerUp .32s cubic-bezier(.2,.8,.2,1)}
@keyframes lsComposerUp{from{transform:translateY(28px);opacity:.6}to{transform:none;opacity:1}}
@media(min-width:768px){.ls-composer{align-items:center}.ls-composer-box{border-radius:28px;margin-bottom:24px}}
.ls-composer-head{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.ls-composer-av{width:40px;height:40px;min-width:40px;border-radius:14px;object-fit:cover;
  background:var(--grad);display:grid;place-items:center;color:#fff;font-family:var(--font-serif);font-size:16px}
.ls-composer-head .who{flex:1;min-width:0}
.ls-composer-head .who b{display:block;font-family:var(--font-serif);font-size:14px}
.ls-composer-head .who small{display:block;font-size:11px;color:var(--muted)}
.ls-composer-close{width:32px;height:32px;min-width:32px;border:0;border-radius:50%;cursor:pointer;
  background:rgba(140,120,150,.10);color:var(--muted);font-size:18px;line-height:1}
.ls-composer-text{width:100%;min-height:118px;border:0;outline:0;resize:vertical;
  background:transparent;color:var(--ink);font-family:var(--font-sans);font-size:15px;line-height:1.75;
  padding:4px 2px;letter-spacing:.2px}
.ls-composer-text::placeholder{color:var(--faint)}
.ls-composer-media{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin:6px 0 12px}
.ls-composer-add{width:82px;height:82px;border-radius:18px;border:1.5px dashed rgba(155,123,234,.42);
  background:rgba(155,123,234,.05);display:grid;place-items:center;cursor:pointer;
  color:var(--lilac);font-size:26px;transition:all .25s;position:relative;overflow:hidden}
.ls-composer-add:hover{background:rgba(155,123,234,.12);transform:translateY(-2px)}
.ls-composer-add input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.ls-composer-preview{display:flex;gap:9px;flex-wrap:wrap;align-items:center}
.ls-composer-thumb{width:82px;height:82px;border-radius:18px;overflow:hidden;position:relative;
  box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.8)}
.ls-composer-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.ls-composer-thumb i{position:absolute;right:3px;top:3px;width:20px;height:20px;border-radius:50%;
  background:rgba(45,32,52,.72);color:#fff;font-style:normal;font-size:13px;line-height:20px;
  text-align:center;cursor:pointer}
.ls-composer-title{width:100%;border:0;border-bottom:1px solid var(--line);background:transparent;
  color:var(--ink);font-family:var(--font-serif);font-size:15px;font-weight:700;padding:8px 2px;outline:0}
.ls-composer-title:focus{border-color:var(--rose)}
.ls-composer-title::placeholder{color:var(--faint);font-weight:400}
.ls-composer-opts{display:flex;align-items:center;gap:8px;margin:10px 0 14px;flex-wrap:wrap}
.ls-composer-opts select{width:auto;min-height:32px;padding:5px 12px;font-size:11px;border-radius:var(--pill);
  border:1px solid var(--line);background:var(--glass);color:var(--muted);outline:none}
.ls-composer-hint{font-size:10px;color:var(--faint);letter-spacing:.3px}
.ls-composer-foot{display:flex;gap:10px;align-items:center}
.ls-composer-foot .ls-btn{flex:1}
.ls-composer-foot .ls-btn.secondary{flex:0 0 84px}

/* 前台内联控件：图标圆钮，替换原先一排文字按钮 */
.ls-manage-row{gap:6px;align-items:center;margin:8px 0 2px;padding:0 18px}
.ls-mbtn{width:30px;height:30px;min-width:30px;border-radius:50%;border:1px solid var(--line);
  background:var(--glass);color:var(--rose-deep);font-size:13px;line-height:1;cursor:pointer;
  display:inline-grid;place-items:center;transition:all .22s;padding:0;text-decoration:none}
.ls-mbtn:hover{transform:translateY(-2px);box-shadow:var(--shadow);background:var(--grad);color:#fff;border-color:transparent}
.ls-mbtn.danger{color:#C0455B}
.ls-mbtn.danger:hover{background:linear-gradient(120deg,#F3A6A6,#E07C8E);color:#fff}
.ls-leave .ls-manage-row,.ls-ac .ls-manage-row,.ls-wish .ls-manage-row,
.ls-tl-body .ls-manage-row,.ls-photo-item .ls-manage-row{padding:0;justify-content:flex-end}

/* ---------- 需求 4：后台专业编辑面板 ---------- */
.ls-admin-thumb{width:46px;height:46px;min-width:46px;border-radius:14px;object-fit:cover;
  background:rgba(229,138,174,.12);display:grid;place-items:center;color:var(--rose-deep);font-size:11px;overflow:hidden}
.ls-admin-item{display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap}
.ls-admin-item .ls-main{flex:1}
.ls-admin-actions{display:flex;gap:6px;align-items:center;flex-wrap:wrap;width:100%;
  padding-top:8px;margin-top:8px;border-top:1px dashed var(--line)}
.ls-admin-chip{font-size:10px;padding:2px 8px;border-radius:var(--pill);
  background:rgba(155,123,234,.10);color:var(--lilac);letter-spacing:.3px}
.ls-admin-chip.warn{background:rgba(232,184,109,.16);color:#9C7433}
.ls-form-legend{font-family:var(--font-serif);font-size:12px;font-weight:700;letter-spacing:1px;
  color:var(--rose-deep);margin:18px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.ls-form-legend:first-of-type{margin-top:2px}
.ls-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}
.ls-form-grid .ls-field.full{grid-column:1/-1}
.ls-replace{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:var(--rs);
  background:rgba(155,123,234,.06);border:1px dashed rgba(155,123,234,.32);margin-bottom:12px;flex-wrap:wrap}
.ls-replace input[type=file]{font-size:11px;max-width:170px}
.ls-replace .ls-btn{min-height:32px;font-size:11px;width:auto;padding:0 14px}
.ls-modal-box h3{display:flex;align-items:center;gap:8px}
.ls-modal-box h3::before{content:"";width:5px;height:16px;border-radius:3px;background:var(--grad)}

/* ============================================================
   v4 · 首页「在一起时间」卡片 / 合影背景 / 管理员直达悬浮按钮
   ============================================================ */
.ls-hero.ls-hero-love{min-height:352px;padding:22px 20px 20px;display:flex;align-items:stretch;
  background:#5B3A66;border-color:rgba(255,255,255,.42);
  box-shadow:0 22px 52px rgba(112,62,120,.32)}
.ls-hero-love::before{content:"";position:absolute;inset:-20%;z-index:1;pointer-events:none;
  background:radial-gradient(38% 46% at 76% 16%,rgba(255,214,236,.30),transparent 70%),
             radial-gradient(42% 48% at 12% 82%,rgba(180,158,255,.26),transparent 72%);
  animation:heroAura 14s ease-in-out infinite alternate}
.ls-hero-love::after{display:none}
@keyframes heroAura{0%{transform:translate3d(-3%,-2%,0) scale(1)}100%{transform:translate3d(4%,3%,0) scale(1.12)}}
.hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero-bg img{width:100%;height:100%;display:block;object-fit:cover;object-position:50% 50%;
  animation:heroKen 30s ease-in-out infinite alternate}
@keyframes heroKen{0%{transform:scale(1.03) translate3d(0,0,0)}100%{transform:scale(1.13) translate3d(-1.5%,-1%,0)}}
.hero-veil{position:absolute;inset:0;z-index:1;pointer-events:none;overflow:hidden;
  background:linear-gradient(180deg,rgba(38,18,48,.56) 0%,rgba(52,24,58,.28) 30%,
             rgba(46,20,52,.02) 56%,rgba(34,14,42,.20) 100%)}
.hero-veil::after{content:"";position:absolute;top:-60%;left:-55%;width:42%;height:220%;
  background:linear-gradient(100deg,transparent,rgba(255,235,248,.13),transparent);
  transform:rotate(18deg);animation:heroShimmer 10s ease-in-out infinite;pointer-events:none}
@keyframes heroShimmer{0%{left:-55%;opacity:0}16%{opacity:1}62%,100%{left:125%;opacity:0}}
[data-theme="dark"] .hero-veil{background:linear-gradient(180deg,rgba(18,10,26,.64),rgba(28,14,34,.38) 38%,rgba(20,10,28,.08) 66%,rgba(16,8,24,.30))}
.hero-stars{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.hero-stars span{position:absolute;width:3px;height:3px;border-radius:50%;background:#fff;
  box-shadow:0 0 8px 2px rgba(255,240,250,.55);opacity:.2;animation:heroTwinkle 4.5s ease-in-out infinite}
.hero-stars span:nth-child(1){left:12%;top:14%;animation-delay:-.4s}
.hero-stars span:nth-child(2){left:28%;top:8%;animation-duration:5.6s;animation-delay:-2.1s}
.hero-stars span:nth-child(3){left:43%;top:22%;animation-duration:3.8s;animation-delay:-1.2s}
.hero-stars span:nth-child(4){left:61%;top:10%;animation-duration:6.2s;animation-delay:-3.4s}
.hero-stars span:nth-child(5){left:78%;top:19%;animation-delay:-1.8s}
.hero-stars span:nth-child(6){left:90%;top:7%;animation-duration:5.1s;animation-delay:-2.7s}
.hero-stars span:nth-child(7){left:18%;top:29%;animation-duration:6.6s;animation-delay:-4.2s}
.hero-stars span:nth-child(8){left:70%;top:26%;animation-duration:4.2s;animation-delay:-.9s}
.hero-stars span:nth-child(9){left:51%;top:5%;animation-duration:5.9s;animation-delay:-3.1s}
.hero-stars span:nth-child(10){left:35%;top:23%;animation-duration:6.9s;animation-delay:-5.1s}
@keyframes heroTwinkle{0%,100%{opacity:.12;transform:scale(.7)}50%{opacity:.85;transform:scale(1.35)}}
/* 文字与数字全部集中在上半部，把中下部完整让给人脸 */
.hero-inner{position:relative;z-index:3;display:flex;flex-direction:column;
  justify-content:flex-start;width:100%;min-height:310px}
.hero-top .ls-hero-label{font-size:10px;letter-spacing:2px;opacity:.9;text-shadow:0 1px 8px rgba(30,12,36,.5);white-space:nowrap}
.ls-hero-love .hero-names{font-size:22px;margin:2px 0 1px;text-shadow:0 2px 14px rgba(30,12,36,.45)}
.hero-names .amp{font-family:var(--font-serif);font-style:normal;font-size:17px;opacity:.9;
  -webkit-text-fill-color:#fff;color:#fff;background:none}
.ls-hero-love .ls-hero-sub{display:none}
/* 描边光环会向下外扩压到头顶，改为不外扩的柔和光晕 */
.hero-counter{position:relative;display:flex;flex-direction:column;align-items:center;
  justify-content:center;padding:2px 0 0;margin:0;
  background:radial-gradient(closest-side at 50% 50%,rgba(255,225,242,.16),rgba(34,14,42,.20) 58%,transparent 86%)}
.hero-counter-cap{position:relative;z-index:1;font-size:10px;letter-spacing:2.6px;
  opacity:.88;margin-bottom:1px;text-shadow:0 1px 8px rgba(30,12,36,.5)}
.ls-hero-love .ls-days{font-size:48px;line-height:1.1;margin:0;
  text-shadow:0 5px 24px rgba(28,10,34,.5)}
.ls-hero-love .ls-days span{font-size:13px;transform:translateY(-4px)}
.ls-hero-love .live-time{justify-content:center;gap:5px;margin-top:4px}
.ls-hero-love .live-time span{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.22);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);min-width:auto;padding:1px 7px;
  font-size:11px;box-shadow:0 2px 10px rgba(30,12,36,.12)}
.hero-heart{position:absolute;right:16px;top:14px;bottom:auto;z-index:4;width:42px;height:42px;
  border-radius:50%;border:1px solid rgba(255,255,255,.72);cursor:pointer;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(255,255,255,.94),rgba(255,224,239,.86));
  color:var(--rose-deep);box-shadow:0 8px 22px rgba(70,24,64,.32),inset 0 1px 0 rgba(255,255,255,.9);
  backdrop-filter:blur(10px);transition:transform .28s ease,box-shadow .28s ease}
.hero-heart svg{width:21px;height:21px;fill:currentColor;stroke:none}
.hero-heart:hover,.hero-heart:focus-visible{transform:scale(1.1);box-shadow:0 10px 28px rgba(229,138,174,.55)}
.hero-heart.beat{animation:heroBeat .7s ease}
@keyframes heroBeat{0%,100%{transform:scale(1)}28%{transform:scale(1.28)}55%{transform:scale(.94)}}
.hero-whisper{position:absolute;left:50%;bottom:14px;top:auto;z-index:4;max-width:82%;
  padding:9px 16px;border-radius:var(--pill);font-size:12px;letter-spacing:.4px;white-space:nowrap;
  color:#fff;background:rgba(66,32,70,.62);border:1px solid rgba(255,255,255,.30);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 8px 24px rgba(40,16,46,.3);
  opacity:0;transform:translate(-50%,10px);transition:opacity .45s ease,transform .45s ease;pointer-events:none}
.hero-whisper.show{opacity:1;transform:translate(-50%,0)}

/* 管理员前台：直达后台的悬浮按钮（访客完全不渲染） */
.ls-admin-fab{position:fixed;right:12px;bottom:calc(92px + env(safe-area-inset-bottom));z-index:41;
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;text-decoration:none;
  background:linear-gradient(140deg,rgba(255,255,255,.94),rgba(255,231,244,.86));
  border:1px solid rgba(255,255,255,.85);color:var(--rose-deep);
  box-shadow:0 8px 24px rgba(120,66,124,.26),inset 0 1px 0 rgba(255,255,255,.9);
  backdrop-filter:blur(12px);opacity:.84;
  transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease}
.ls-admin-fab svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.ls-admin-fab:hover,.ls-admin-fab:focus-visible{opacity:1;transform:translateY(-2px) scale(1.06);
  box-shadow:0 12px 28px rgba(180,90,150,.40)}
@media(prefers-reduced-motion:reduce){
  .hero-bg img,.ls-hero-love::before,.hero-stars span,.hero-veil::after{animation:none}
  .hero-veil::after{display:none}
}

/* ============================================================
   v5 · 底部备案号 / 全局背景音乐旋转按钮
   ============================================================ */
/* 底部留出空间，避免被 fixed 的「添加到主屏」提示条盖住 */
.ls-beian{position:relative;z-index:1;text-align:center;padding:20px 20px 76px;
  font-size:12px;letter-spacing:.4px;color:var(--faint)}
.ls-beian a{color:var(--faint);text-decoration:none}
.ls-beian a:hover{color:var(--rose-deep)}
/* 音乐按钮并入顶栏：不再以 fixed 悬浮层压住正文卡片 */
.ls-bgm{width:38px;height:38px;min-width:38px;border-radius:50%;display:grid;place-items:center;
  cursor:pointer;background:linear-gradient(140deg,rgba(255,255,255,.94),rgba(249,226,240,.90));
  border:1px solid rgba(229,138,174,.42);color:var(--rose-deep);
  box-shadow:0 4px 14px rgba(120,80,130,.12),inset 0 1px 0 rgba(255,255,255,.9);
  opacity:.9;transition:opacity .25s ease,transform .25s ease}
.ls-bgm svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.ls-bgm.playing svg{animation:lsBgmSpin 6s linear infinite}
.ls-bgm:not(.playing){opacity:.62}
.ls-bgm:not(.playing) svg{animation:none;transform:rotate(-20deg)}
.ls-bgm:hover,.ls-bgm:focus-visible{opacity:1;transform:scale(1.06)}
[data-theme="dark"] .ls-bgm{background:linear-gradient(140deg,rgba(60,48,68,.94),rgba(86,54,86,.90));
  color:#FFD8E8;border-color:rgba(255,255,255,.18)}
@keyframes lsBgmSpin{to{transform:rotate(360deg)}}
@media(prefers-reduced-motion:reduce){.ls-bgm.playing svg{animation-duration:20s}}

/* ============================================================
   v16 · 数字对齐 / 首页公告条 / 字距微调
   ============================================================ */
.ls-days,.live-time span,.ls-stat b,.ls-photo-badge,.ls-badge{
  font-variant-numeric:tabular-nums;-webkit-font-feature-settings:"tnum" 1;font-feature-settings:"tnum" 1}
.ls-notice{display:flex;align-items:flex-start;gap:9px;margin:0 18px 6px;padding:11px 14px;
  border-radius:var(--rs);background:rgba(229,138,174,.09);
  border:1px solid rgba(229,138,174,.24);font-size:12px;line-height:1.7;color:var(--muted)}
.ls-notice-dot{width:7px;height:7px;min-width:7px;margin-top:8px;border-radius:50%;
  background:var(--rose);box-shadow:0 0 0 4px rgba(229,138,174,.14)}
[data-theme="dark"] .ls-notice{background:rgba(229,138,174,.10);border-color:rgba(229,138,174,.22)}
.ls-brand small,.ls-hero-label{letter-spacing:1.4px}

/* ================= 无刷新导航（PJAX）=================
 * #lsPage 是唯一被替换的正文容器；顶栏、底栏、audio 常驻不销毁。 */
.ls-page{display:block;min-height:56vh}
.ls-page>*:not(.decor-layer):not(.wave-layer){position:relative;z-index:1}
.ls-page.enter>*{animation:lsPageIn .26s cubic-bezier(.2,.7,.3,1) both}
@keyframes lsPageIn{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
html.ls-pjax-busy .ls-page{opacity:.62;pointer-events:none;transition:opacity .15s ease}
html.ls-pjax-busy:before{content:"";position:fixed;top:0;left:0;height:2px;width:40%;z-index:9999;
  background:linear-gradient(90deg,#ff8fb1,#9b7bea);animation:lsPjaxBar .9s ease-in-out infinite}
@keyframes lsPjaxBar{0%{transform:translateX(-100%)}100%{transform:translateX(300%)}}
@media(prefers-reduced-motion:reduce){
  .ls-page.enter>*{animation:none}
  html.ls-pjax-busy:before{animation:none;width:100%}
}

/* ================= 视觉打磨 v19 =================
 * 只做增量打磨：后台标签、卡片层次、深色对比、移动端留白、无障碍动效。 */
/* 后台功能标签：胶囊导航 + 当前项强化 + 可滚动的渐隐提示 */
.ls-admin-nav{
  gap:7px;padding:4px 18px 14px;
  scroll-snap-type:x proximity;scroll-padding-inline:18px;
  -webkit-overflow-scrolling:touch;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 14px,#000 calc(100% - 20px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 14px,#000 calc(100% - 20px),transparent 100%);
}
.ls-admin-nav a.ls-btn{
  scroll-snap-align:center;flex:none;min-height:36px;padding:0 15px;
  font-size:12px;font-weight:600;letter-spacing:.3px;
  border:1px solid var(--line);background:var(--glass);color:var(--muted);
  box-shadow:none;transition:transform .2s ease,box-shadow .2s ease,color .2s ease;
}
.ls-admin-nav a.ls-btn:hover{transform:translateY(-1px);color:var(--rose-deep)}
.ls-admin-nav a.ls-btn:not(.secondary){
  color:#fff;border-color:transparent;transform:scale(1.04);
  box-shadow:0 8px 20px rgba(170,105,175,.28);
}
[data-theme="dark"] .ls-admin-nav a.ls-btn{background:var(--glass);color:var(--muted)}

/* 卡片 / 列表：统一过渡与深色描边 */
.ls-row,.ls-leave,.ls-wish,.ls-card,.ls-stat>div,.ls-photo{
  transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s ease,border-color .25s ease;
}
.ls-row:hover,.ls-leave:hover,.ls-wish:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
[data-theme="dark"] .ls-leave,[data-theme="dark"] .ls-wish,[data-theme="dark"] .ls-photo{border-color:var(--line)}

/* 后台列表：序号 chip、操作组、缩略图 */
.ls-admin-actions{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:9px}
.ls-admin-chip{font-size:10px;line-height:1.6;padding:2px 9px;border-radius:var(--pill);
  background:rgba(155,123,234,.11);color:var(--muted);white-space:nowrap;letter-spacing:.3px}
.ls-admin-chip.warn{background:rgba(232,184,109,.16);color:#8A6A2C}
[data-theme="dark"] .ls-admin-chip.warn{color:var(--gold)}
.ls-admin-thumb{border-radius:14px;overflow:hidden}

/* 表单细节 */
.ls-input::placeholder,.ls-textarea::placeholder{color:var(--faint);opacity:.8}
.ls-input:hover,.ls-textarea:hover,.ls-select:hover{border-color:rgba(229,138,174,.45)}
.ls-form-legend{letter-spacing:.6px}

/* 空状态更柔和 */
.ls-empty{margin:4px 18px;padding:32px 16px;border:1px dashed var(--line);
  border-radius:var(--rs);background:var(--surface-soft)}
[data-theme="dark"] .ls-empty{background:rgba(255,255,255,.03)}

/* 顶栏 / 底栏交互反馈 */
.ls-header{backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px)}
.ls-tab{transition:color .25s ease,transform .2s ease}
.ls-tab:active{transform:scale(.93)}
.ls-bgm.playing{color:var(--rose-deep)}

/* 深色主题对比补齐 */
[data-theme="dark"] .ls-badge.ok{color:#7FE0C8}
[data-theme="dark"] .ls-more,[data-theme="dark"] .ls-stat b{color:var(--rose)}
[data-theme="dark"] .ls-btn.danger{background:rgba(122,42,62,.30);color:#FFB3C0;
  border-color:rgba(224,115,140,.36)}

/* 小屏留白与点击区 */
@media(max-width:380px){
  .ls-section{margin:22px 15px 10px}
  .ls-list,.ls-grid,.ls-pad,.ls-photos{padding-left:14px;padding-right:14px}
  .ls-btn.mini{padding:0 12px}
}

/* 无障碍：尊重系统「减少动态效果」 */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* 访客端「添加到主屏」提示条浮起时，给正文补底部留白，避免压住最后一行 */
@supports selector(:has(*)){
  body:has(.ls-install-bar.show) .ls-app{padding-bottom:calc(146px + env(safe-area-inset-bottom))}
}