/* =========================================================
   我们的小宇宙 — 深色动态壁纸版样式
   背景由 js/bg.js 按本地时间绘制，这里是内容层
   ========================================================= */

:root{
  --ink:#f5f5f7;
  --ink2:#bcbcc4;
  --ink3:#9c9ca6;
  --hair:rgba(255,255,255,.10);
  --hair-2:rgba(255,255,255,.06);
  --card:rgba(255,255,255,.055);
  --card-2:rgba(255,255,255,.08);
  --accent:#ff5a7d;
  --accent-2:#ffb0c2;
  --radius:20px;
  --radius-s:14px;
  --nav-h:54px;
  --shadow:0 18px 40px rgba(0,0,0,.28);
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}

body{
  min-height:100vh;
  background:#08090f;
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro SC","PingFang SC","Helvetica Neue","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.6;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit;text-decoration:none}
::selection{background:rgba(255,90,125,.35)}
[hidden]{display:none!important}

/* ---------------- 背景画布（跟随时间） ---------------- */
#bg{
  position:fixed;inset:0;width:100%;height:100%;
  display:block;z-index:-1;pointer-events:none;
}

/* 背景与内容之间的薄纱：光团是亮色的，白天会把文字洗白，
   这层保证任何时段文字都有对比度（与 #bg 同层，靠 DOM 顺序压在上面） */
#bgVeil{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(8,9,15,.20), rgba(8,9,15,.44) 70%),
    linear-gradient(180deg, rgba(8,9,15,.34), rgba(8,9,15,.18) 45%, rgba(8,9,15,.46));
}

/* ---------------- 顶部导航 ---------------- */
.nav{
  position:sticky;top:0;z-index:40;
  padding:0 16px;
  background:rgba(10,11,18,.55);
  border-bottom:1px solid var(--hair-2);
  backdrop-filter:saturate(180%) blur(22px);
  -webkit-backdrop-filter:saturate(180%) blur(22px);
}
.nav-inner{
  max-width:920px;margin:0 auto;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.nav-brand{font-size:15px;font-weight:600;letter-spacing:.14em;color:var(--ink)}
.nav-links{display:flex;gap:4px}
.nav-links button{
  padding:7px 13px;border-radius:999px;font-size:14px;color:var(--ink2);
  transition:background .18s ease,color .18s ease;
  white-space:nowrap;
}
.nav-links button.is-active{color:#fff;background:rgba(255,255,255,.12)}
.nav-links button:hover{color:var(--ink)}

/* ---------------- 视图 ---------------- */
main{max-width:920px;margin:0 auto;padding:0 16px 40px}
.view{scroll-margin-top:calc(var(--nav-h) + 10px);display:none;padding-top:22px}
.view.is-active{display:block}
@keyframes viewIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.section{margin:0 0 30px}
.sec-title{margin:0 0 6px;font-size:26px;line-height:1.25;font-weight:700;letter-spacing:-.02em}
.sec-sub{margin:0 0 16px;color:var(--ink2);font-size:14.5px}
.sec-index{display:none}

/* ---------------- 首屏 ---------------- */
.hero{padding:26px 0 34px;text-align:center}
.hero-hi{margin:0 0 10px;font-size:13.5px;letter-spacing:.16em;color:var(--ink2)}
.hero-title{
  margin:0 0 22px;font-size:clamp(30px,8.4vw,52px);line-height:1.12;font-weight:800;
  letter-spacing:-.03em;
  background:linear-gradient(180deg,#fff 0%,#e9d7e6 62%,#c9b9dd 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin:18px auto 0;max-width:26em;color:var(--ink2);font-size:14.5px;line-height:1.75}
.counter{
  max-width:520px;margin:0 auto;padding:20px 18px 16px;
  border:1px solid var(--hair);border-radius:var(--radius);
  background:var(--card);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
}
.counter-lab{font-size:13px;color:var(--ink2);margin-bottom:12px}
.counter-row{display:grid;grid-template-columns:1.25fr 1fr 1fr 1fr;gap:6px;align-items:end}
.cell{display:flex;flex-direction:column;align-items:center;gap:2px}
.cell+.cell{border-left:1px solid var(--hair-2)}
.num{font-size:clamp(30px,8.6vw,54px);font-weight:700;line-height:1;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;color:#fff}
.num.sm{color:#ffd9e3;font-weight:600}
.unit{font-size:12px;color:var(--ink3)}
.counter-tail{margin-top:14px;font-size:13px;color:var(--ink2)}
.scroll-hint{
  display:inline-block;margin-top:22px;padding:9px 16px;border-radius:999px;
  border:1px solid var(--hair);color:var(--ink2);font-size:13.5px;
  background:rgba(255,255,255,.04);
}
.scroll-hint .arrow{margin-left:6px;color:var(--accent-2)}

/* ---------------- 每日一句 ---------------- */
.quote-card{
  margin:0;padding:20px 22px;border-radius:var(--radius);
  border:1px solid var(--hair);background:var(--card);
  font-size:16.5px;line-height:1.8;color:var(--ink);
}
#quoteDate{margin:14px 0 0;font-size:12.5px;color:var(--ink3)}

/* ---------------- 照片墙 ---------------- */
.photos-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}
.btn-add{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:5px;
  padding:9px 15px;border-radius:999px;font-size:13.5px;
  background:linear-gradient(180deg,#ff6d8d,#f0405f);color:#fff;font-weight:600;
  box-shadow:0 8px 22px rgba(240,64,95,.32);
}
.btn-add:active{transform:scale(.97)}
.wall{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media (min-width:700px){.wall{grid-template-columns:repeat(3,1fr);gap:14px}}
.wall-empty{margin:14px 0 0;color:var(--ink2);font-size:14px}
.shot{
  position:relative;margin:0;overflow:hidden;border-radius:var(--radius-s);
  border:1px solid var(--hair);background:rgba(255,255,255,.04);
  cursor:zoom-in;transition:transform .25s ease,box-shadow .25s ease;
}
.shot:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.shot img{width:100%;aspect-ratio:1/1;object-fit:cover;opacity:0;transition:opacity .5s ease}
.shot.is-ready img{opacity:1}
.shot figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 12px 10px;
  font-size:12.5px;line-height:1.5;color:#fff;
  background:linear-gradient(180deg,rgba(0,0,0,0),rgba(0,0,0,.62));
}
.shot figcaption .cap-date{display:block;margin-top:3px;font-size:11px;line-height:1.4;color:rgba(255,255,255,.72);letter-spacing:.2px}
.shot-del{
  position:absolute;top:6px;right:6px;width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;font-size:17px;line-height:1;
  background:rgba(12,12,18,.62);color:#fff;border:1px solid rgba(255,255,255,.24);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.shot-del:hover{background:rgba(240,64,95,.9);border-color:transparent}

/* ---------------- 添加照片弹层 ---------------- */
.sheet{
  position:fixed;inset:0;z-index:80;display:none;
  align-items:flex-end;justify-content:center;
  background:rgba(4,4,9,.66);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.sheet.open{display:flex}
@media (min-width:620px){.sheet{align-items:center;padding:24px}}
.sheet-card{
  width:100%;max-width:440px;max-height:88vh;overflow:auto;
  padding:22px 20px 18px;border-radius:22px 22px 0 0;
  background:#15161f;border:1px solid var(--hair);
  box-shadow:0 -20px 60px rgba(0,0,0,.5);
  animation:sheetIn .3s ease both;
}
@media (min-width:620px){.sheet-card{border-radius:22px}}
@keyframes sheetIn{from{transform:translateY(24px);opacity:.6}to{transform:none;opacity:1}}
.sheet-card h3{margin:0 0 16px;font-size:19px;font-weight:700;letter-spacing:-.02em}
.field{display:block;margin-bottom:12px}
.field span{display:block;margin-bottom:6px;font-size:12.5px;color:var(--ink2)}
.field input[type=url],.field input[type=text],.field input[type=file],.field textarea{
  width:100%;padding:11px 12px;border-radius:12px;font-size:14px;
  background:rgba(255,255,255,.06);border:1px solid var(--hair);color:var(--ink);
}
.field input:focus,.field textarea:focus{outline:none;border-color:rgba(255,120,150,.7);background:rgba(255,255,255,.09)}
.field textarea{resize:vertical;min-height:110px;line-height:1.7;font-family:inherit}
.field input[type=file]{padding:9px 10px;color:var(--ink2);font-size:13px}
.field-or{margin:2px 0 12px;font-size:12px;color:var(--ink3);text-align:center}
.sheet-hint{margin:4px 0 12px;font-size:12.5px;color:var(--accent-2);min-height:18px}
.sheet-hint.is-err{color:#ff8a8a}
.sheet-actions{display:flex;gap:10px;justify-content:flex-end}

/* ---------------- 通用按钮 ---------------- */
.btn{
  padding:11px 20px;border-radius:999px;font-size:14.5px;font-weight:600;
  background:linear-gradient(180deg,#ff6d8d,#ef3f5e);color:#fff;
  box-shadow:0 10px 26px rgba(239,63,94,.3);
  transition:transform .15s ease,filter .15s ease;
}
.btn:active{transform:scale(.97)}
.btn[disabled]{opacity:.55;filter:grayscale(.2)}
.btn-ghost{
  background:rgba(255,255,255,.08);color:var(--ink);
  border:1px solid var(--hair);box-shadow:none;
}

/* 信（列表式） */
.letter-tools{display:flex;gap:8px;margin:0 0 12px}
.letter-item{
  position:relative;margin:0 0 12px;padding:16px 16px 34px;
  border:1px solid var(--hair);border-radius:var(--radius-s);background:rgba(255,255,255,.04);
}
.letter-text{margin:0;font-size:14.5px;line-height:1.9;color:var(--ink);white-space:pre-line}
.letter-meta{margin:10px 0 0;font-size:12px;color:var(--ink3)}
.letter-del{
  position:absolute;right:10px;bottom:8px;width:26px;height:26px;border-radius:50%;
  font-size:15px;line-height:1;color:var(--ink3);border:1px solid var(--hair);
  background:rgba(0,0,0,.25);
}
.letter-del:hover{color:var(--accent-2);border-color:rgba(255,120,150,.55)}
.letter-empty{margin:0;font-size:13px;color:var(--ink3);line-height:1.7}

/* 关于 */
.about-text p{margin:0 0 10px;font-size:13.8px;line-height:1.85;color:var(--ink2)}
.about-text p:last-child{margin-bottom:0}

/* ---------------- 更多（列表） ---------------- */
.more-head{margin:0 0 18px}
.list{display:flex;flex-direction:column;gap:10px}
.list-item{border:1px solid var(--hair);border-radius:var(--radius);background:var(--card);overflow:hidden}
.list-head{width:100%;display:flex;align-items:center;gap:10px;padding:16px 18px;text-align:left}
.list-title{flex:1 1 auto;font-size:16px;font-weight:600;color:var(--ink)}
.list-sub{flex:0 0 auto;font-size:12.5px;color:var(--ink3)}
.list-chev{
  width:8px;height:8px;border-right:2px solid var(--ink3);border-bottom:2px solid var(--ink3);
  transform:rotate(45deg);transition:transform .22s ease;margin-left:2px;flex:0 0 auto;
}
.list-head[aria-expanded="true"] .list-chev{transform:rotate(-135deg)}
.list-body{display:none;padding:0 18px 18px}
.list-item.open .list-body,.list-item.is-open .list-body{display:block}
@keyframes bodyIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* 时间线 */
.tl{list-style:none;margin:0;padding:0 0 0 18px;border-left:1px solid var(--hair)}
.tl li{position:relative;padding:0 0 20px 16px}
.tl li::before{
  content:"";position:absolute;left:-24px;top:6px;width:9px;height:9px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(255,90,125,.18);
}
.tl-date{font-size:12px;color:var(--ink3);font-variant-numeric:tabular-nums}
.tl-title{margin:2px 0 4px;font-size:15.5px;font-weight:600}
.tl-text{margin:0;font-size:14px;color:var(--ink2);line-height:1.7}

/* 礼物卡 */
.gift-card{display:block;border:1px solid var(--hair);border-radius:var(--radius);padding:16px;background:rgba(255,255,255,.04)}
.gift-cover{display:none;border-radius:var(--radius-s);overflow:hidden;margin-bottom:14px;border:1px solid var(--hair)}
.gift-cover.has-cover{display:block}
.gift-cover img{width:100%;aspect-ratio:1/1;object-fit:cover}
@media (min-width:700px){
  .gift-card{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:start}
  .gift-cover{margin:0}
}
.gift-tag{margin:0 0 6px;font-size:12px;letter-spacing:.14em;color:var(--accent-2)}
.gift-name{margin:0 0 10px;font-size:18px;font-weight:700;letter-spacing:-.01em}
.gift-text{font-size:14.5px;color:var(--ink2);line-height:1.8;white-space:pre-line}
.gift-notes{margin:14px 0 0;font-size:13px;color:var(--ink3);letter-spacing:.3em}

/* 测验 */
.quiz{display:flex;flex-direction:column;gap:16px}
.qcard{border:1px solid var(--hair);border-radius:var(--radius-s);padding:14px}
.q-title{margin:0 0 10px;font-size:14.5px;font-weight:600}
.opt{
  display:block;width:100%;text-align:left;margin-bottom:8px;padding:10px 12px;
  border-radius:10px;border:1px solid var(--hair);background:rgba(255,255,255,.05);
  font-size:14px;color:var(--ink);transition:all .18s ease;
}
.opt:last-child{margin-bottom:0}
.opt.is-right{border-color:rgba(120,230,180,.6);background:rgba(70,200,150,.16)}
.opt.is-wrong{border-color:rgba(255,120,140,.6);background:rgba(240,80,110,.16);animation:shake .3s}
@keyframes shake{0%,100%{transform:none}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.q-note{margin:8px 0 0;font-size:12.5px;color:var(--ink3)}

/* 关键词 */
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  padding:7px 14px;border-radius:999px;font-size:13.5px;
  border:1px solid var(--hair);background:rgba(255,255,255,.05);color:var(--ink2);
}
.chip:nth-child(4n+2){color:#d8c8ff;border-color:rgba(190,160,255,.35)}
.chip:nth-child(4n+3){color:#ffd9b8;border-color:rgba(255,200,150,.32)}
.chip:last-child{
  color:#fff;border-color:transparent;
  background:linear-gradient(120deg,#ff6d8d,#c46bd8);
  animation:breathe 3.4s ease-in-out infinite;
}
@keyframes breathe{0%,100%{box-shadow:0 0 0 rgba(255,120,170,0)}50%{box-shadow:0 0 22px rgba(255,120,170,.45)}}
.chips-note{margin:14px 0 0;font-size:13px;color:var(--ink3);line-height:1.7}

/* 信 */
.letter-card{border:1px solid var(--hair);border-radius:var(--radius);padding:18px;background:rgba(255,255,255,.04)}
.letter-to{margin:0 0 10px;font-size:14px;color:var(--ink2)}
.letter-body{font-size:14.5px;line-height:1.9;color:var(--ink);white-space:pre-line;min-height:20px}
.letter-sign{margin:16px 0 0;text-align:right;font-size:13.5px;color:var(--ink3)}
.cursor{display:inline-block;width:2px;height:1em;vertical-align:-2px;background:var(--accent);animation:blink .9s steps(1) infinite}
@keyframes blink{50%{opacity:0}}

/* ---------------- 页脚 ---------------- */
.site-footer{max-width:920px;margin:0 auto;padding:26px 16px 46px;text-align:center;border-top:1px solid var(--hair-2)}
.foot-line{margin:18px 0 8px;font-size:13.5px;color:var(--ink2)}
.foot-small{margin:0 0 6px;font-size:12px;color:var(--ink3)}
.foot-tip{margin:0;font-size:11.5px;color:rgba(255,255,255,.28)}

/* ---------------- 大图 ---------------- */
.lightbox{
  position:fixed;inset:0;z-index:90;display:none;
  align-items:center;justify-content:center;
  background:rgba(4,4,8,.92);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.lightbox.open{display:flex}
.lb-figure{margin:0;max-width:92vw;max-height:86vh;text-align:center}
#lbImg{max-width:92vw;max-height:78vh;object-fit:contain;border-radius:12px;box-shadow:0 24px 60px rgba(0,0,0,.6)}
#lbCap{margin:12px 0 0;font-size:13.5px;color:rgba(255,255,255,.7)}
.lb-close{position:absolute;top:16px;right:18px;width:38px;height:38px;border-radius:50%;font-size:22px;line-height:1;background:rgba(255,255,255,.1);color:#fff}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;font-size:24px;line-height:1;background:rgba(255,255,255,.1);color:#fff}
.lb-prev{left:10px}
.lb-next{right:10px}

/* ---------------- 提示条 / 彩蛋 ---------------- */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,14px);
  display:flex;flex-direction:column;gap:2px;
  padding:12px 18px;border-radius:16px;
  background:rgba(24,25,34,.9);border:1px solid var(--hair);
  box-shadow:0 16px 40px rgba(0,0,0,.45);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  font-size:13.5px;color:var(--ink);text-align:center;
  max-width:min(88vw,400px);
  opacity:0;pointer-events:none;z-index:70;
  transition:opacity .3s ease,transform .3s ease;
}
.toast b{font-weight:600;color:#fff}
.toast span{font-size:12px;color:var(--ink2)}
.toast.show{opacity:1;transform:translate(-50%,0)}

#hearts{position:fixed;inset:0;pointer-events:none;z-index:60;overflow:hidden}
.heart-fly{position:absolute;font-size:18px;line-height:1;animation:flyUp 2.2s ease-out forwards;will-change:transform,opacity}
@keyframes flyUp{
  0%{transform:translate(0,0) scale(.6);opacity:0}
  18%{opacity:1}
  100%{transform:translate(var(--dx,0),-150px) scale(1.1);opacity:0}
}

.secret-note{
  display:none;margin:26px 0 4px;padding:20px;
  border-radius:var(--radius);border:1px solid rgba(255,120,170,.32);
  background:linear-gradient(180deg,rgba(255,120,170,.14),rgba(255,255,255,.04));
}
.secret-note.show{display:block;animation:bodyIn .5s ease both}
.secret-k{margin:0 0 8px;font-size:11.5px;letter-spacing:.16em;color:var(--accent-2);text-transform:uppercase}
.secret-t{margin:0 0 10px;font-size:16px;line-height:1.8;color:#fff}
.secret-s{margin:0;font-size:13px;line-height:1.7;color:var(--ink2)}

/* ---------------- 滚动揭示 ---------------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

.hero-title.lit{animation:titleGlow 1.4s ease-out}
@keyframes titleGlow{0%,100%{filter:none}40%{filter:drop-shadow(0 0 26px rgba(255,140,180,.75))}}

/* ---------------- 小屏兜底，防横向溢出 ---------------- */
@media (max-width:520px){
  main{padding:0 14px 36px}
  .nav{padding:0 12px}
  .nav-brand{font-size:14px;letter-spacing:.1em}
  .nav-links button{padding:7px 11px;font-size:13.5px}
  .sec-title{font-size:23px}
  .counter{padding:16px 12px 14px}
  .counter-row{gap:4px}
  .num{font-size:clamp(26px,8vw,40px)}
  #gameCanvas{height:380px}
  .toast{bottom:18px;font-size:13px;padding:11px 15px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1!important;transform:none!important}
}

.btn-ghost{border:1px solid var(--hair);background:rgba(255,255,255,.06);color:var(--ink)}

/* 每个界面那一句（随天数换阶段） */
.wisp{
  margin:12px 0 14px;padding-left:12px;position:relative;
  font-size:13.5px;line-height:1.75;color:var(--ink2);
  letter-spacing:.01em;
}
.wisp::before{
  content:"";position:absolute;left:0;top:.45em;bottom:.45em;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(255,154,190,.85),rgba(255,210,122,.55));
}
.wisp[data-stage="early"]{color:var(--ink2)}
.wisp[data-stage="deep"]{color:var(--ink)}

/* 署名（可点切换 预设名） */
.sign-inline{
  border-bottom:1px dashed rgba(255,255,255,.28);cursor:pointer;
  transition:color .18s ease,border-color .18s ease;
}
.sign-inline:hover{color:var(--accent);border-color:rgba(255,90,125,.6)}

/* 署名预设（预设名） */
.sign-row{display:flex;align-items:center;gap:10px;margin:2px 0 14px}
.sign-row-label{font-size:12.5px;color:var(--ink3);letter-spacing:.04em}
.sign-picks{display:inline-flex;gap:8px;flex-wrap:wrap;margin-top:8px}
.sign-row .sign-picks{margin-top:0}
.sign-pick{
  display:inline-flex;align-items:center;justify-content:center;min-height:34px;
  padding:6px 16px;border-radius:99px;font-size:13px;line-height:1;
  border:1px solid var(--hair);background:rgba(255,255,255,.05);color:var(--ink2);
  cursor:pointer;transition:all .18s ease;
}
.sign-pick:hover{color:var(--ink);border-color:rgba(255,255,255,.26)}
.sign-pick.is-on{
  color:#1b0a12;border-color:transparent;font-weight:600;
  background:linear-gradient(135deg,#ff9ec0,#ffd27a);
  box-shadow:0 4px 14px rgba(255,120,160,.28);
}

/* 没有震动 API 的设备（iOS / 部分鸿蒙），用画面抖一下代替触感 */
@keyframes boardShakeSoft{
  0%,100%{transform:translate3d(0,0,0)}
  20%{transform:translate3d(-3px,1px,0)}
  40%{transform:translate3d(3px,-1px,0)}
  60%{transform:translate3d(-2px,1px,0)}
  80%{transform:translate3d(2px,0,0)}
}
.shake-soft{animation:boardShakeSoft .18s ease}

/* 听故事 */
.story-tools{display:flex;gap:10px;margin:4px 0 10px}
.story-list{display:flex;flex-direction:column;gap:10px}
.story-empty{margin:6px 0;font-size:13px;color:var(--ink3)}
.story-item{
  position:relative;border:1px solid var(--hair);border-radius:16px;
  background:rgba(255,255,255,.035);overflow:hidden;
}
.story-head{
  width:100%;display:grid;gap:4px 10px;
  grid-template-columns:1fr 14px;
  grid-template-areas:"t c" "m c";
  padding:14px 44px 10px 16px;text-align:left;background:none;border:0;cursor:pointer;
}
.story-title{
  grid-area:t;font-size:15.5px;font-weight:600;color:var(--ink);line-height:1.45;
  white-space:normal;overflow-wrap:anywhere;
}
.story-time{grid-area:m;font-size:11.5px;color:var(--ink3)}
.story-chev{
  grid-area:c;align-self:center;justify-self:end;
  width:8px;height:8px;border-right:1.5px solid var(--ink3);border-bottom:1.5px solid var(--ink3);
  transform:rotate(45deg);transition:transform .2s ease;
}
.story-item.is-open .story-chev{transform:rotate(-135deg)}
.story-preview{
  margin:0;padding:0 16px 12px;font-size:12.5px;line-height:1.65;color:var(--ink3);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.story-body{display:none;padding:0 16px 16px}
.story-item.is-open .story-body{display:block}
.story-item.is-open .story-preview{display:none}
.story-body p{
  margin:0 0 12px;font-size:14px;line-height:1.9;color:var(--ink2);letter-spacing:.01em;
}
.story-body p:last-child{margin-bottom:0}
.story-del{
  position:absolute;top:10px;right:10px;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--hair);background:rgba(0,0,0,.28);color:rgba(255,255,255,.72);
  font-size:15px;line-height:1;cursor:pointer;
}
.story-del:hover{color:#fff;border-color:rgba(255,255,255,.34)}

/* ============ 信件：可折叠（三级菜单） ============ */
.letter-item{position:relative;border:1px solid var(--hair);border-radius:16px;background:rgba(255,255,255,.045);margin-bottom:10px;overflow:hidden}
.letter-head{width:100%;display:grid;grid-template-columns:1fr auto 18px;align-items:center;gap:10px;padding:13px 14px;background:none;border:0;color:var(--ink);text-align:left;font-size:14px;cursor:pointer;touch-action:manipulation}
.letter-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink)}
.letter-date{font-size:11.5px;color:var(--ink3);white-space:nowrap}
.letter-chev{width:7px;height:7px;border-right:1.5px solid var(--ink3);border-bottom:1.5px solid var(--ink3);transform:rotate(45deg) translateY(-2px);transition:transform .22s ease}
.letter-head[aria-expanded="true"] .letter-chev{transform:rotate(-135deg) translateY(-2px)}
.letter-collapse{display:none;padding:0 14px 14px}
.letter-collapse.is-open{display:block}
.letter-item .letter-text{margin:0;font-size:14px;line-height:1.85;color:var(--ink);white-space:pre-line}
.letter-item .letter-meta{margin:10px 0 0;font-size:11.5px;color:var(--ink3)}
.letter-item .letter-del{position:absolute;right:6px;top:44px;z-index:2}
.sign-inline.is-fixed{text-decoration:none;cursor:default;color:inherit}
.sign-inline.is-fixed:hover{color:inherit}

/* ============ 便签贴 ============ */
.notes-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.notes-num{font-size:12px;color:var(--ink3);font-weight:400;margin-left:6px}
.notes-add{flex:0 0 auto}
.notes-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.note{position:relative;display:flex;flex-direction:column;gap:8px;text-align:left;min-height:104px;
  padding:13px 14px 11px;border-radius:16px;border:1px solid rgba(255,255,255,.12);
  color:#2a2118;cursor:pointer;overflow:hidden;touch-action:manipulation;
  transition:transform .16s ease,box-shadow .16s ease}
.note:active{transform:scale(.975)}
.note-text{display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;
  font-size:13.5px;line-height:1.62;white-space:pre-wrap;word-break:break-word}
.note-time{margin-top:auto;font-size:10.5px;opacity:.62}
.note.c-yellow{background:linear-gradient(160deg,#ffe9a8,#ffd777)}
.note.c-pink{background:linear-gradient(160deg,#ffd7e3,#ffb7cd)}
.note.c-blue{background:linear-gradient(160deg,#d5e8ff,#b3d2ff)}
.note.c-green{background:linear-gradient(160deg,#d6f0dd,#b6e3c4)}
.note.c-purple{background:linear-gradient(160deg,#e3daff,#c9bcff)}
.note-empty{grid-column:1/-1;font-size:12.5px;color:var(--ink3);padding:14px 2px}
.nt-colors{display:flex;gap:10px;margin:12px 0 2px}
.nt-color{width:34px;height:34px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0}
.nt-color.c-yellow{background:#ffd777}.nt-color.c-pink{background:#ffb7cd}
.nt-color.c-blue{background:#b3d2ff}.nt-color.c-green{background:#b6e3c4}
.nt-color.c-purple{background:#c9bcff}
.nt-color.is-on{border-color:#fff;box-shadow:0 0 0 2px rgba(255,255,255,.28)}
@media (max-width:400px){.notes-grid{grid-template-columns:repeat(2,1fr);gap:8px}}

/* 便签编辑框 */
.sheet-card .sheet-area{
  width:100%;box-sizing:border-box;min-height:118px;max-height:38vh;resize:none;
  padding:12px 13px;border-radius:14px;font:inherit;font-size:14px;line-height:1.7;
  color:var(--ink);background:rgba(255,255,255,.06);
  border:1px solid var(--hair);outline:none;
}
.sheet-card .sheet-area:focus{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.09)}
.sheet-card .sheet-area::placeholder{color:var(--ink3)}
.sheet-card{padding-bottom:calc(18px + env(safe-area-inset-bottom,0px))}

/* 便签：置顶 + 筛选 */
.notes-filter{display:flex;gap:8px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.nf{min-width:34px;min-height:34px;padding:0 12px;border-radius:99px;cursor:pointer;font-size:12.5px;
  border:1px solid var(--hair);background:rgba(255,255,255,.05);color:var(--ink2);touch-action:manipulation}
.nf.is-on{color:#1b0a12;font-weight:600;border-color:transparent;background:linear-gradient(135deg,#ff9ec0,#ffd27a)}
.nf.c-yellow.is-on{background:#ffd777}.nf.c-pink.is-on{background:#ffb7cd}
.nf.c-blue.is-on{background:#b3d2ff}.nf.c-green.is-on{background:#b6e3c4}
.nf.c-purple.is-on{background:#c9bcff}
.nf:not([data-c="all"]):not(.is-on){padding:0;width:26px;min-width:26px;height:26px;min-height:26px;border-radius:50%}
.nf.c-yellow{background:#ffd777}.nf.c-pink{background:#ffb7cd}.nf.c-blue{background:#b3d2ff}
.nf.c-green{background:#b6e3c4}.nf.c-purple{background:#c9bcff}
.note{padding:0;display:block}
.note-main{display:flex;flex-direction:column;gap:8px;width:100%;height:100%;min-height:104px;
  padding:13px 14px 11px;background:none;border:0;text-align:left;color:#2a2118;cursor:pointer;font:inherit}
.note-pin{position:absolute;top:6px;right:6px;width:30px;height:30px;border-radius:50%;border:0;
  display:grid;place-items:center;background:rgba(0,0,0,.10);color:rgba(42,33,24,.55);cursor:pointer;z-index:2}
.note-pin.is-on{background:rgba(28,20,14,.86);color:#ffd777;box-shadow:0 2px 8px rgba(0,0,0,.35)}
.note.is-pinned{box-shadow:0 0 0 2px rgba(255,255,255,.42),0 10px 26px rgba(0,0,0,.26)}
.note-text{padding-right:26px}

/* 便签：署名 + 拖动 */
.note-foot{display:flex;align-items:center;gap:8px;margin-top:auto;font-size:10.5px;opacity:.66}
.note-by{font-weight:600;letter-spacing:.02em}
.note-time{margin-left:auto}
.notes-grid.is-sorting .note{transition:transform .18s ease}
.note.is-dragging{opacity:.72;transform:scale(1.04);z-index:5;cursor:grabbing;
  box-shadow:0 12px 30px rgba(0,0,0,.34)}
.note-pin{cursor:pointer}
.nt-sign-row{display:flex;align-items:center;gap:10px;margin:12px 0 2px}
.nt-sign-label{font-size:12px;color:var(--ink3)}
.nt-sign{display:inline-flex;gap:8px}
.nt-sign .chip{min-height:32px;padding:0 14px;border-radius:99px;border:1px solid var(--hair);
  background:rgba(255,255,255,.05);color:var(--ink2);font-size:12.5px;cursor:pointer;touch-action:manipulation}
.nt-sign .chip.is-on{color:#1b0a12;font-weight:600;border-color:transparent;
  background:linear-gradient(135deg,#ff9ec0,#ffd27a)}