/* only for kiki — 主应用样式（设计稿：粉紫信息流 UI · 明亮暖粉 / 深夜薰衣草） */

:root{
  --ic:'Material Symbols Rounded';
  --screen-bg:linear-gradient(180deg,#fff7fa 0%,#f7f3ff 100%);
  --card:rgba(255,255,255,.85);--card-2:#fff5f8;
  --ink:#2e2440;--ink-2:#6b5e80;--ink-3:#a79bb8;
  --line:rgba(142,99,240,.13);
  --pink:#ff5c8f;--pink-2:#ff7da9;--purple:#8e63f0;
  --grad:linear-gradient(135deg,#ff5c8f 0%,#8e63f0 100%);
  --grad-2:linear-gradient(135deg,#ff7da9,#b98cff);
  --chip:#f5e9f6;--nav:rgba(255,247,250,.68);
  --shadow:0 12px 30px -12px rgba(255,92,143,.24);
  --shadow-sm:0 6px 18px -9px rgba(142,99,240,.18);
  --glass:rgba(255,255,255,.64);--overlay:rgba(46,36,64,.4);
  --skeleton:linear-gradient(90deg,#f4eaf2 25%,#fdf4f9 37%,#f4eaf2 63%);
  --wipe-bg:#fff6fb;
}
[data-theme="dark"]{
  --screen-bg:radial-gradient(circle at 30% 0%,#2a1f52 0%,transparent 55%),radial-gradient(circle at 92% 10%,#47264f 0%,transparent 46%),linear-gradient(180deg,#1e1730 0%,#171022 100%);
  --card:rgba(42,33,66,.6);--card-2:rgba(58,45,88,.5);
  --ink:#f3ecff;--ink-2:#c3b2e6;--ink-3:#8f7fb8;
  --line:rgba(180,150,255,.14);
  --pink:#ff7da9;--pink-2:#ff9ec4;--purple:#9f7bf5;
  --grad:linear-gradient(135deg,#ff7da9,#9f7bf5);
  --grad-2:linear-gradient(135deg,#ff9ec4,#b9a0ff);
  --chip:rgba(142,99,240,.24);--nav:rgba(26,18,44,.6);
  --shadow:0 16px 40px -14px rgba(10,4,26,.65);
  --shadow-sm:0 8px 22px -10px rgba(10,4,26,.5);
  --glass:rgba(42,33,66,.55);--overlay:rgba(10,6,20,.72);
  --skeleton:linear-gradient(90deg,rgba(80,60,130,.25) 25%,rgba(120,90,180,.35) 37%,rgba(80,60,130,.25) 63%);
  --wipe-bg:#160c2a;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}   /* hidden 必须压过组件类里的 display:flex */
html,body{margin:0;padding:0}
html{height:100%}
body{min-height:100dvh;background:var(--screen-bg);background-attachment:fixed;font-family:'Noto Sans SC',system-ui,-apple-system,'PingFang SC','HarmonyOS Sans SC','MiSans','Microsoft YaHei',sans-serif;-webkit-font-smoothing:antialiased;color:var(--ink);transition:background .5s ease;overflow:hidden}
button{font:inherit;color:inherit;border:none;background:none;cursor:pointer;padding:0}
textarea{font:inherit}
a{color:var(--pink);text-decoration:none;word-break:break-all}
::-webkit-scrollbar{width:0;height:0}
.ic{font-family:var(--ic);font-weight:normal;font-style:normal;line-height:1;letter-spacing:normal;text-transform:none;display:inline-block;white-space:nowrap;word-wrap:normal;direction:ltr}

/* —— 媒体渐变占位（未收录/加载中底色，来自设计稿 data-grad）—— */
.g0{background:radial-gradient(52px 52px at 28% 30%,rgba(255,255,255,.6),transparent 70%),linear-gradient(150deg,#ffd7ea,#ff9ecf 55%,#f97fbf)}
.g1{background:radial-gradient(60px 60px at 30% 26%,rgba(255,255,255,.5),transparent 70%),linear-gradient(150deg,#e6d2ff,#c3a3ff 55%,#a97fff)}
.g2{background:radial-gradient(70px 70px at 70% 30%,rgba(255,255,255,.45),transparent 70%),linear-gradient(150deg,#ffe0ec,#e9c8ff)}
.g3{background:radial-gradient(58px 58px at 34% 66%,rgba(255,255,255,.4),transparent 70%),linear-gradient(150deg,#ffe8d6,#ffcfe2 60%,#ffb8d6)}
.g4{background:radial-gradient(70px 70px at 64% 34%,rgba(255,255,255,.4),transparent 70%),linear-gradient(150deg,#d9e6ff,#e3d3ff)}
.g5{background:radial-gradient(60px 60px at 30% 30%,rgba(255,255,255,.5),transparent 70%),linear-gradient(150deg,#ffcfe6,#dcbcff)}
.g6{background:radial-gradient(70px 70px at 72% 66%,rgba(255,255,255,.4),transparent 70%),linear-gradient(150deg,#f7d8ff,#ffd8ee)}
.g7{background:radial-gradient(58px 58px at 40% 40%,rgba(255,255,255,.42),transparent 70%),linear-gradient(150deg,#ffe3c6,#ffc6de 60%,#f7b8e0)}
.avatar{border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:var(--shadow-sm)}
/* 新帖未读红点（头像右上角；进入视口推水位，本次会话常驻显示） */
.avatar-wrap{position:relative;flex:none}
.unread-dot{position:absolute;top:-1px;right:-1px;width:10px;height:10px;border-radius:50%;background:var(--pink);border:2px solid var(--card);box-shadow:0 0 0 1px rgba(255,92,143,.25);z-index:2}
.video-page .unread-dot{border-color:#000}
.avatar .ic{filter:drop-shadow(0 1px 2px rgba(0,0,0,.2))}
.avatar-g0{background:linear-gradient(150deg,#ffd7ea,#f97fbf)}
.avatar-g5{background:linear-gradient(150deg,#ffcfe6,#dcbcff)}

/* —— 动画 —— */
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes slideInRight{from{opacity:.3;transform:translateX(46px)}to{opacity:1;transform:none}}
/* sheet 用 left:50%+translateX(-50%) 居中：关键帧必须带上 -50%，
   否则动画期间 transform 被整体覆盖、X 位移丢失，sheet 会先偏右再跳回中间 */
@keyframes slideUpSheet{from{transform:translate(-50%,101%)}to{transform:translate(-50%,0)}}
@keyframes popIn{0%{transform:scale(.4)}55%{transform:scale(1.3)}100%{transform:scale(1)}}
@keyframes burstOut{0%{transform:rotate(var(--a)) translateY(-4px) scale(1);opacity:1}100%{transform:rotate(var(--a)) translateY(-44px) scale(0);opacity:0}}
@keyframes wipeIn{from{transform:translate(-50%,-50%) scale(0)}to{transform:translate(-50%,-50%) scale(62)}}
@keyframes pulseGlow{0%,100%{transform:scale(1);filter:drop-shadow(0 0 0 rgba(255,90,160,0))}50%{transform:scale(1.14);filter:drop-shadow(0 4px 10px rgba(255,90,160,.5))}}
@keyframes heartbeat{0%,100%{transform:scale(1)}22%{transform:scale(1.22)}40%{transform:scale(1)}62%{transform:scale(1.14)}}
@keyframes splashOut{to{opacity:0;transform:scale(1.06)}}
@keyframes dropIn{from{opacity:0;transform:translate(-50%,-16px)}to{opacity:1;transform:translate(-50%,0)}}
@keyframes toastIn{0%{opacity:0;transform:translate(-50%,12px)}14%,86%{opacity:1;transform:translate(-50%,0)}100%{opacity:0;transform:translate(-50%,12px)}}
@keyframes barMove{from{width:0%}to{width:100%}}
@keyframes zoomIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:none}}
@keyframes ripple{0%{transform:scale(.85);opacity:.55}100%{transform:scale(1.9);opacity:0}}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}
@keyframes chPop{from{opacity:0;transform:scale(.9) translateY(-8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion: reduce){*{animation-duration:.001s!important;animation-iteration-count:1!important;transition-duration:.02s!important}}

/* ============ 布局骨架 ============ */
.screen{position:fixed;inset:0;display:flex;flex-direction:column;max-width:520px;margin:0 auto}
.topbar{padding:calc(env(safe-area-inset-top, 0px) + 8px) 18px 8px;position:relative;z-index:5}
.topbar-row{position:relative;display:flex;align-items:center;justify-content:space-between;height:42px}
.chip-btn{width:38px;height:38px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--ink-2);background:var(--chip);transition:transform .15s}
.chip-btn:active{transform:scale(.94)}
.round-btn{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--ink-2)}
.topbar-actions{display:flex;gap:4px}
.brand{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:7px;pointer-events:none}
.brand-heart{font-size:23px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;font-variation-settings:'FILL' 1;animation:pulseGlow 3.4s ease-in-out infinite}
.brand-name{font-family:'Baloo 2';font-weight:800;font-size:20px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:.2px}

.tabs{position:relative;display:grid;grid-template-columns:1fr 1fr;margin-top:6px;background:var(--chip);border-radius:15px;height:38px;overflow:hidden}
.tab-slider{position:absolute;top:0;bottom:0;left:0;width:50%;border-radius:15px;background:var(--grad);box-shadow:var(--shadow-sm);transition:transform .34s cubic-bezier(.5,1.2,.5,1)}
.tab{position:relative;z-index:2;display:flex;align-items:center;justify-content:center;gap:5px;font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:15px;color:var(--ink-2);transition:color .25s}
.tab.on{color:#fff}

.feed-wrap{position:relative;flex:1;min-height:0}
.pull-ind{position:absolute;top:8px;left:50%;transform:translateX(-50%) scale(.5);opacity:0;z-index:6;width:42px;height:42px;border-radius:50%;background:var(--card);box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;pointer-events:none;border:1px solid var(--line)}
.pull-ind .ic{font-size:22px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.pull-ind.spin .ic{background:none;color:var(--pink);-webkit-text-fill-color:currentColor;animation:spin .8s linear infinite}
.feed-scroll{height:100%;overflow-y:auto;padding:6px 13px calc(env(safe-area-inset-bottom, 0px) + 96px);touch-action:pan-y}
#feedInner{transition:transform .3s cubic-bezier(.2,.8,.2,1)}
.feed-end{text-align:center;color:var(--ink-3);font-size:12px;padding:18px 0 8px}
#sentinel{height:2px}

/* ============ 帖子卡片 ============ */
.post-card{background:var(--card);border:1px solid var(--line);border-radius:26px;padding:14px 15px 8px;margin-bottom:14px;box-shadow:var(--shadow-sm);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);will-change:opacity,filter,transform}
.post-head{display:flex;align-items:center;gap:10px}
.post-who{min-width:0;flex:1;cursor:pointer}
.post-name-row{display:flex;align-items:center;gap:4px}
.post-name{font-weight:700;font-size:15px;color:var(--ink)}
.verified{color:var(--pink);font-variation-settings:'FILL' 1}
.post-sub{font-size:12.5px;color:var(--ink-2)}
.post-more{width:32px;height:32px;border-radius:50%;color:var(--ink-3);display:flex;align-items:center;justify-content:center}
.post-text{margin:10px 2px 0;font-size:15px;line-height:1.66;color:var(--ink);word-break:break-word;cursor:pointer;overflow-wrap:anywhere}
.post-text b,.post-text strong{font-weight:700}
.post-text.clamp{display:-webkit-box;-webkit-line-clamp:8;-webkit-box-orient:vertical;overflow:hidden}
.post-expand{margin:6px 2px 0;font-size:13px;color:var(--purple);font-weight:600;cursor:pointer}

.media-single{margin-top:12px;border-radius:18px;overflow:hidden;cursor:pointer;box-shadow:var(--shadow-sm)}
.media-single img{display:block;width:100%;max-height:420px;object-fit:cover}
.media-grid{margin-top:12px;display:grid;gap:5px}
.media-grid.c2{grid-template-columns:1fr 1fr}
.media-grid.c3{grid-template-columns:1fr 1fr 1fr}
.media-cell{position:relative;aspect-ratio:1;border-radius:12px;cursor:pointer;overflow:hidden}
.media-grid.c3 .media-cell{border-radius:10px}
.media-cell img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media-missing{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:rgba(255,255,255,.9);font-size:12px}
.media-missing .ic{font-size:28px;opacity:.85;filter:drop-shadow(0 1px 3px rgba(0,0,0,.25))}
.media-single .media-missing{aspect-ratio:16/10}

.media-video{margin-top:12px;border-radius:18px;overflow:hidden;position:relative;cursor:pointer;background:#000}
.media-video video{display:block;width:100%;max-height:430px;background:#000}
.video-cover{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,rgba(0,0,0,.04),rgba(0,0,0,.34))}
.video-play{position:relative;width:62px;height:62px;border-radius:50%;background:rgba(255,255,255,.24);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;border:1.5px solid rgba(255,255,255,.55)}
.video-play .rip{position:absolute;inset:-1px;border-radius:50%;border:2px solid rgba(255,255,255,.55);animation:ripple 1.9s ease-out infinite}
.video-play .ic{font-size:32px;color:#fff;font-variation-settings:'FILL' 1;margin-left:3px}
.video-tag{position:absolute;left:12px;top:12px;padding:4px 9px;border-radius:20px;background:rgba(0,0,0,.4);color:#fff;font-size:11px;display:flex;align-items:center;gap:4px;pointer-events:none}
.video-missing{aspect-ratio:16/10;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;color:rgba(255,255,255,.85);font-size:13px}

.post-foot{display:flex;align-items:center;justify-content:space-between;margin-top:8px;padding:6px 2px 2px}
.foot-btn{display:flex;align-items:center;gap:6px;color:var(--ink-2);font-size:13px}
.foot-btn .ic{font-size:21px}
.foot-btn .on-grad{font-variation-settings:'FILL' 1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;animation:popIn .42s cubic-bezier(.4,1.5,.5,1)}
.foot-btn .txt-grad{font-weight:600;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.foot-btn .on-pink{font-variation-settings:'FILL' 1;color:var(--pink);animation:popIn .42s cubic-bezier(.4,1.5,.5,1)}
.foot-btn .txt-pink{font-weight:600;color:var(--pink)}
.note-mark{font-size:13px;color:var(--pink);font-weight:600}

/* ============ 骨架屏 ============ */
.skel-card{background:var(--card);border:1px solid var(--line);border-radius:26px;padding:15px;margin-bottom:14px}
.skel{border-radius:6px;background:var(--skeleton);background-size:200% 100%;animation:shimmer 1.4s infinite}
.skel-avatar{width:42px;height:42px;border-radius:50%}
.skel-media{height:170px;border-radius:18px;margin-top:12px}

/* ============ 收藏瀑布流 ============ */
.fav-grid{columns:2;column-gap:4px;margin:2px -7px 0}
.fav-card{break-inside:avoid;margin-bottom:4px;border-radius:13px;overflow:hidden;box-shadow:var(--shadow-sm);cursor:pointer;animation:fadeUp .45s both;background:var(--card)}
/* 瀑布流错落入场（设计稿 data-i 分级延迟） */
.fav-card:nth-child(12n+2){animation-delay:.06s}.fav-card:nth-child(12n+3){animation-delay:.12s}
.fav-card:nth-child(12n+4){animation-delay:.18s}.fav-card:nth-child(12n+5){animation-delay:.24s}
.fav-card:nth-child(12n+6){animation-delay:.3s}.fav-card:nth-child(12n+7){animation-delay:.36s}
.fav-card:nth-child(12n+8){animation-delay:.42s}.fav-card:nth-child(12n+9){animation-delay:.48s}
.fav-card:nth-child(12n+10){animation-delay:.54s}.fav-card:nth-child(12n+11){animation-delay:.6s}
.fav-card:nth-child(12n){animation-delay:.66s}
.fav-media{position:relative}
.fav-media img{display:block;width:100%}
.fav-media .fav-vid-badge{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.fav-media .fav-vid-badge .ic{font-size:38px;color:rgba(255,255,255,.92);font-variation-settings:'FILL' 1;filter:drop-shadow(0 2px 6px rgba(0,0,0,.4))}
.fav-media video{display:block;width:100%;pointer-events:none}
.fav-quote{padding:15px 13px 14px;position:relative}
.fav-quote .qmark{position:absolute;top:5px;left:9px;font-family:Georgia,serif;font-size:34px;line-height:1;color:rgba(255,255,255,.6)}
.fav-quote .qtext{position:relative;font-size:14.5px;line-height:1.52;color:#48284f;font-weight:600;display:-webkit-box;-webkit-line-clamp:6;-webkit-box-orient:vertical;overflow:hidden;margin-top:11px}
.fav-body{padding:8px 9px 9px}
.fav-excerpt{font-size:13px;line-height:1.42;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fav-meta{display:flex;align-items:center;justify-content:space-between;margin-top:9px;gap:6px}
.fav-ch{display:flex;align-items:center;gap:5px;min-width:0}
.fav-ch .avatar{width:18px;height:18px}
.fav-ch .avatar .ic{font-size:11px;font-variation-settings:'FILL' 1}
.fav-ch-name{font-size:11px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fav-like{display:flex;align-items:center;gap:3px;flex:none}
.fav-like .ic{font-size:15px;color:var(--ink-3)}
.fav-like.on .ic{color:var(--pink);font-variation-settings:'FILL' 1}

.empty-fav{text-align:center;padding:70px 30px;animation:fadeIn .4s}
.empty-heart{width:96px;height:96px;border-radius:50%;background:var(--grad);margin:0 auto;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);animation:bob 3s ease-in-out infinite}
.empty-title{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:19px;color:var(--ink);margin-top:20px}
.empty-sub{font-size:13.5px;color:var(--ink-2);margin-top:8px;line-height:1.6}

/* ============ 视频页 ============ */
.video-screen{max-width:none;background:#000;z-index:20}
.video-scroll{position:absolute;inset:0;overflow-y:auto;scroll-snap-type:y mandatory;overscroll-behavior:contain}
.video-page{position:relative;height:100%;width:100%;scroll-snap-align:start;scroll-snap-stop:always;overflow:hidden;background:#000;display:flex;align-items:center;justify-content:center}
.video-page video{width:100%;height:100%;object-fit:contain;background:#000}
.video-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.4) 0%,transparent 20%,transparent 55%,rgba(0,0,0,.66) 100%);pointer-events:none}
.video-tap{position:absolute;inset:0}
.video-paused-ic{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}
.video-paused-ic .ic{font-size:72px;color:rgba(255,255,255,.9);font-variation-settings:'FILL' 1;filter:drop-shadow(0 4px 14px rgba(0,0,0,.45));animation:popIn .3s}
.video-side{position:absolute;right:10px;bottom:calc(env(safe-area-inset-bottom, 0px) + 108px);display:flex;flex-direction:column;align-items:center;gap:22px;z-index:3}
.video-avatar{position:relative;margin-bottom:4px}
.video-avatar .avatar{width:50px;height:50px;border:2px solid #fff;box-shadow:0 4px 12px rgba(0,0,0,.35)}
.video-act{display:flex;flex-direction:column;align-items:center;gap:4px}
.video-act .ic{font-size:38px;color:#fff;filter:drop-shadow(0 2px 6px rgba(0,0,0,.35))}
.video-act .ic.on{font-variation-settings:'FILL' 1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;animation:popIn .42s cubic-bezier(.4,1.5,.5,1)}
.video-act .ic.on-heart{font-variation-settings:'FILL' 1;color:#ff5c8f;animation:popIn .42s cubic-bezier(.4,1.5,.5,1)}
.video-act-label{color:#fff;font-size:12px;font-weight:600;text-shadow:0 1px 3px rgba(0,0,0,.4)}
.video-info{position:absolute;left:16px;right:82px;bottom:calc(env(safe-area-inset-bottom, 0px) + 104px);color:#fff;z-index:3}
.video-handle{display:flex;align-items:center;gap:5px;font-weight:800;font-size:16px;text-shadow:0 1px 4px rgba(0,0,0,.5)}
.video-handle .ic{font-size:15px;font-variation-settings:'FILL' 1}
.video-caption{font-size:14px;line-height:1.55;margin-top:7px;text-shadow:0 1px 4px rgba(0,0,0,.55);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.video-date{display:flex;align-items:center;gap:6px;margin-top:9px;font-size:12.5px;text-shadow:0 1px 3px rgba(0,0,0,.5);opacity:.9}
.video-date .ic{font-size:15px}
.video-mute{position:absolute;left:16px;top:calc(env(safe-area-inset-top, 0px) + 14px);z-index:4;display:flex;align-items:center;gap:5px;padding:7px 12px;border-radius:20px;background:rgba(0,0,0,.42);color:#fff;font-size:12px;backdrop-filter:blur(6px)}
.video-mute .ic{font-size:17px}
.video-back{position:absolute;right:14px;top:calc(env(safe-area-inset-top, 0px) + 10px);z-index:4;width:40px;height:40px;border-radius:50%;background:rgba(0,0,0,.42);color:#fff;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(6px)}
.video-missing-page{color:rgba(255,255,255,.85);display:flex;flex-direction:column;align-items:center;gap:10px;font-size:14px}
.vbar{position:absolute;left:0;right:0;bottom:calc(env(safe-area-inset-bottom, 0px) + 80px);height:2.5px;background:rgba(255,255,255,.22);z-index:3;pointer-events:none}
.vbar-in{height:100%;width:0;background:#fff;border-radius:3px;transition:width .25s linear}
.video-missing-page .ic{font-size:52px;opacity:.6}
.video-empty{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:rgba(255,255,255,.7);font-size:14px}

/* ============ 底部导航 ============ */
.bottom-nav{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:520px;height:calc(env(safe-area-inset-bottom, 0px) + 72px);z-index:30;display:flex;background:var(--nav);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--line);padding-bottom:calc(env(safe-area-inset-bottom, 0px) + 8px)}
.nav-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;position:relative;color:var(--ink-3)}
.nav-dot{position:absolute;top:8px;width:5px;height:5px;border-radius:50%;background:var(--grad);display:none}
.nav-btn.on .nav-dot{display:block}
.nav-btn.on .nav-ic{font-variation-settings:'FILL' 1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;animation:bob 2s ease-in-out}
.nav-btn.on .nav-label{font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-label{font-size:10.5px}

/* ============ 新内容 pill ============ */
.new-pill{position:fixed;top:calc(env(safe-area-inset-top, 0px) + 150px);left:50%;transform:translateX(-50%);z-index:40;display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:22px;background:var(--grad);color:#fff;font-size:13px;font-weight:600;box-shadow:var(--shadow);animation:dropIn .34s cubic-bezier(.4,1.4,.5,1)}

/* ============ 详情页 ============ */
.detail{position:fixed;inset:0;z-index:70;background:var(--screen-bg);display:flex;flex-direction:column;animation:slideInRight .34s cubic-bezier(.2,.8,.2,1);max-width:520px;margin:0 auto}
.detail-head{display:flex;align-items:center;gap:6px;padding:calc(env(safe-area-inset-top, 0px) + 8px) 14px 8px;border-bottom:1px solid var(--line)}
.detail-title{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:17px;color:var(--ink)}
.detail-body{flex:1;min-height:0;overflow-y:auto;padding:16px 18px calc(env(safe-area-inset-bottom, 0px) + 40px)}
.detail-who{display:flex;align-items:center;gap:10px}
.detail-text{margin-top:14px;font-size:16.5px;line-height:1.78;color:var(--ink);word-break:break-word;overflow-wrap:anywhere}
.detail-media{margin-top:12px;border-radius:18px;overflow:hidden;cursor:pointer;box-shadow:var(--shadow-sm)}
.detail-media img{display:block;width:100%}
.detail-media video{display:block;width:100%;background:#000}
.detail-divider{height:1px;background:var(--line);margin:18px 0}
.detail-actions{display:flex;gap:10px}
.act-btn{flex:1;height:46px;border-radius:16px;display:flex;align-items:center;justify-content:center;gap:7px;font-size:14.5px;font-weight:600;transition:.2s;background:transparent;color:var(--ink);border:1.5px solid var(--line)}
.act-btn .ic{font-size:21px}
.act-btn.on-star{background:var(--grad);color:#fff;border-color:transparent}
.act-btn.on-like{background:var(--card-2);color:var(--pink);border-color:var(--pink)}
.act-btn.on-like .ic{font-variation-settings:'FILL' 1}
.note-block{margin-top:20px}
.note-head{display:flex;align-items:center;gap:6px;margin-bottom:8px}
.note-head .ic{font-size:19px;color:var(--purple)}
.note-title{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:15px;color:var(--ink)}
.note-hint{font-size:11.5px;color:var(--ink-3)}
.note-input{width:100%;min-height:96px;resize:none;border-radius:18px;border:1.5px solid var(--line);background:var(--card-2);color:var(--ink);padding:14px;font-size:14.5px;line-height:1.6;outline:none;box-shadow:var(--shadow-sm)}
.note-input:focus{border-color:var(--purple)}

/* ============ 图片查看器 ============ */
.viewer{position:fixed;inset:0;z-index:110;background:var(--overlay);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);display:flex;flex-direction:column;animation:fadeIn .24s}
.viewer-top{display:flex;align-items:center;justify-content:space-between;padding:calc(env(safe-area-inset-top, 0px) + 14px) 18px 14px}
.viewer-num{font-family:'Baloo 2';font-weight:600;color:#fff;font-size:15px;text-shadow:0 1px 6px rgba(0,0,0,.5)}
.viewer-btn{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.16);backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;color:#fff}
.viewer-stage{flex:1;display:flex;align-items:center;justify-content:center;padding:0 18px;position:relative;min-height:0}
.viewer-img{max-width:100%;max-height:100%;border-radius:22px;box-shadow:0 20px 60px -20px rgba(0,0,0,.7);animation:zoomIn .3s cubic-bezier(.2,.8,.2,1)}
.viewer-ph{display:flex;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,.8);font-size:14px}
.viewer-side{position:absolute;width:42px;height:42px}
.viewer-dots{display:flex;align-items:center;justify-content:center;gap:7px;padding:24px 0 calc(env(safe-area-inset-bottom, 0px) + 34px)}
.viewer-dot{height:7px;border-radius:7px;transition:.25s;background:rgba(255,255,255,.4);width:7px;padding:0}
.viewer-dot.on{width:20px;background:#fff}

/* ============ 抽屉 / sheet / 弹窗 ============ */
.mask{position:fixed;inset:0;z-index:80;background:var(--overlay);animation:fadeIn .2s}
.channel-pop{position:fixed;left:12px;top:calc(env(safe-area-inset-top, 0px) + 52px);width:302px;max-width:88vw;z-index:86;background:var(--card);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);overflow:hidden;transform-origin:top left;animation:chPop .28s cubic-bezier(.2,1,.3,1)}
.channel-head{padding:14px 16px 11px;border-bottom:1px solid var(--line)}
.channel-head-title{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:16px;color:var(--ink)}
.channel-head-sub{font-size:11.5px;color:var(--ink-2);margin-top:2px}
.channel-list{padding:6px}
.channel-row{width:100%;display:flex;align-items:center;gap:11px;padding:10px;border-radius:14px;background:var(--chip);text-align:left}
.channel-meta{flex:1;min-width:0}
.channel-name{display:flex;align-items:center;gap:4px;font-weight:700;font-size:14.5px;color:var(--ink)}
.channel-desc{font-size:11.5px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.channel-check{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

.sheet{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:100%;max-width:520px;z-index:81;background:var(--card);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);border-radius:28px 28px 0 0;padding:10px 16px calc(env(safe-area-inset-bottom, 0px) + 26px);box-shadow:0 -10px 40px -10px rgba(120,40,120,.4);animation:slideUpSheet .36s cubic-bezier(.2,.9,.2,1);border-top:1px solid var(--line)}
.sheet-grip{width:40px;height:5px;border-radius:5px;background:var(--ink-3);opacity:.5;margin:2px auto 14px}
.sheet-title{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:18px;color:var(--ink);padding:0 4px 8px}
.sheet-row{width:100%;display:flex;align-items:center;gap:14px;padding:14px 10px;border-radius:16px;text-align:left}
.sheet-row:active{background:var(--chip)}
.sheet-ic{width:40px;height:40px;border-radius:12px;background:var(--chip);display:flex;align-items:center;justify-content:center;flex:none}
.sheet-meta{flex:1;display:flex;flex-direction:column}
.sheet-row-title{font-size:15px;color:var(--ink);font-weight:600}
.sheet-row-sub{font-size:12.5px;color:var(--ink-2)}

/* 主题行的火箭翻转开关（设计稿装饰组件，flip 随主题切换） */
.rocket-switch{width:58px;height:33px;position:relative;flex:none}
.rocket-stage{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(.3);transform-origin:center;width:192px;height:108px;border-radius:12px;background:#ebe6ef;border:4px solid #121331;box-sizing:border-box;transition:background .3s;display:flex;align-items:center;gap:8px;padding:0 8px}
.rocket-stage.dark{background:#3a3347}
.rocket-dot{width:24px;height:24px;flex:none;border-radius:50%;border:4px solid #121331;box-sizing:border-box}
.rocket-flip{width:100%;height:40px;border:4px solid #121331;border-radius:4px;box-sizing:border-box;transform:scaleX(1);transition:transform .35s cubic-bezier(.6,.2,.3,1.3);overflow:hidden}
.rocket-flip.flip{transform:scaleX(-1)}
.rocket-body{display:block;width:100%;height:100%;background:#f24c00;position:relative}
.rocket-nose{display:block;width:0;height:0;z-index:20;border-left:24px solid transparent;border-right:24px solid transparent;border-top:20px solid #121331;position:relative}
.rocket-nose-in{display:block;width:0;height:0;position:absolute;border-left:18px solid transparent;border-right:18px solid transparent;border-top:15px solid #e44901;top:-20px;left:-18px}
.rocket-finL{display:block;width:24px;height:36px;z-index:10;position:absolute;top:9px;left:0;background:#f24c00;border-right:2px solid #121331;border-bottom:4px solid #121331;transform:skewY(39deg)}
.rocket-finR{display:block;width:25px;height:36px;z-index:10;position:absolute;top:9px;left:24px;background:#c44002;border-right:4px solid #121331;border-left:2px solid #121331;border-bottom:4px solid #121331;transform:skewY(-39deg)}

.pwa-mask{z-index:90;backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;padding:26px}
.pwa-card{width:100%;max-width:340px;background:var(--card);border-radius:28px;padding:26px 22px;box-shadow:var(--shadow);border:1px solid var(--line);animation:zoomIn .3s cubic-bezier(.2,.9,.3,1);text-align:center}
.pwa-logo{width:74px;height:74px;border-radius:22px;background:var(--grad);margin:0 auto;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px -8px rgba(255,90,160,.6);animation:bob 3s ease-in-out infinite}
.pwa-name{font-family:'Baloo 2';font-weight:800;font-size:19px;color:var(--ink);margin-top:14px}
.pwa-sub{font-size:12.5px;color:var(--ink-2);margin-top:4px}
.pwa-steps{text-align:left;margin-top:18px;display:flex;flex-direction:column;gap:12px}
.pwa-step{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--ink)}
.pwa-step span:last-child{flex:1}
.pwa-num{width:30px;height:30px;border-radius:50%;background:var(--chip);color:var(--pink);display:flex;align-items:center;justify-content:center;font-family:'Baloo 2';font-weight:700;font-size:14px;flex:none}
.pwa-ok{width:100%;height:46px;border-radius:16px;background:var(--grad);color:#fff;font-size:15px;font-weight:600;margin-top:22px;box-shadow:var(--shadow-sm)}

/* ============ 添加到桌面提示条 ============ */
.install-bar{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(env(safe-area-inset-bottom, 0px) + 84px);width:min(480px,calc(100% - 24px));z-index:45;display:flex;align-items:center;gap:10px;padding:11px 12px 11px 16px;border-radius:18px;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);animation:dropIn .4s cubic-bezier(.4,1.4,.5,1)}
.install-bar-text{flex:1;font-size:13.5px;color:var(--ink);font-weight:600}
.install-go{flex:none;height:34px;padding:0 18px;border-radius:17px;background:var(--grad);color:#fff;font-size:13px;font-weight:700;box-shadow:var(--shadow-sm)}
.install-x{flex:none;width:30px;height:30px;border-radius:50%;color:var(--ink-3);display:flex;align-items:center;justify-content:center}

/* ============ toast / splash / fx ============ */
.toast{position:fixed;bottom:calc(env(safe-area-inset-bottom, 0px) + 92px);left:50%;transform:translateX(-50%);z-index:120;padding:9px 18px;border-radius:22px;background:rgba(30,16,44,.9);color:#fff;font-size:13px;display:flex;align-items:center;gap:6px;animation:toastIn 1.7s ease both;white-space:nowrap}
.splash{position:fixed;inset:0;z-index:210;background:var(--grad);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px}
.splash.out{animation:splashOut .55s forwards}
.splash-heart{font-size:66px;color:#fff;font-variation-settings:'FILL' 1;filter:drop-shadow(0 6px 16px rgba(0,0,0,.2));animation:heartbeat 1.4s ease-in-out infinite}
.splash-title{font-family:'Baloo 2';font-weight:800;font-size:30px;color:#fff;letter-spacing:.5px}
.splash-sub{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:15px;color:rgba(255,255,255,.9)}
.burst{position:fixed;width:0;height:0;z-index:400;pointer-events:none}
.burst span{position:absolute;left:0;top:0;font-family:var(--ic);font-variation-settings:'FILL' 1;line-height:1;animation:burstOut .6s cubic-bezier(.22,.7,.3,1) forwards;will-change:transform,opacity}
.wipe{position:fixed;width:26px;height:26px;border-radius:50%;transform:translate(-50%,-50%) scale(0);animation:wipeIn .5s cubic-bezier(.7,0,.3,1) forwards;z-index:150;pointer-events:none}

/* ============ 消息 ============ */
/* 头像：乌萨奇（读者 kiki，黄底白兔，自绘）/ 管理员（小叶，紫灰底人形） */
.avatar-img{width:52px;height:52px;border-radius:50%;flex:none;background-size:cover;background-position:center;box-shadow:var(--shadow-sm)}
.avatar-usagi{background-color:#ffd84d;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ccircle cx='50' cy='50' r='50' fill='%23FFD84D'/%3E%3Cellipse cx='39' cy='27' rx='7.5' ry='19' fill='%23fff' transform='rotate(-9 39 27)'/%3E%3Cellipse cx='61' cy='27' rx='7.5' ry='19' fill='%23fff' transform='rotate(9 61 27)'/%3E%3Cellipse cx='39' cy='29' rx='3.4' ry='12' fill='%23ffd9e4' transform='rotate(-9 39 29)'/%3E%3Cellipse cx='61' cy='29' rx='3.4' ry='12' fill='%23ffd9e4' transform='rotate(9 61 29)'/%3E%3Cellipse cx='50' cy='62' rx='27' ry='24' fill='%23fff'/%3E%3Ccircle cx='40' cy='58' r='3' fill='%233a3532'/%3E%3Ccircle cx='60' cy='58' r='3' fill='%233a3532'/%3E%3Ccircle cx='41' cy='57' r='1' fill='%23fff'/%3E%3Ccircle cx='61' cy='57' r='1' fill='%23fff'/%3E%3Cpath d='M44 67 q3 3.4 6 0 q3 3.4 6 0' stroke='%233a3532' stroke-width='2.2' fill='none' stroke-linecap='round'/%3E%3Ccircle cx='31' cy='65' r='4.5' fill='%23ffc2cd' opacity='.8'/%3E%3Ccircle cx='69' cy='65' r='4.5' fill='%23ffc2cd' opacity='.8'/%3E%3C/svg%3E")}
.avatar-admin{background-color:#8b84a8;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Cdefs%3E%3ClinearGradient id='g' x1='0' y1='0' x2='1' y2='1'%3E%3Cstop offset='0' stop-color='%237f7899'/%3E%3Cstop offset='1' stop-color='%235e5878'/%3E%3C/linearGradient%3E%3C/defs%3E%3Ccircle cx='50' cy='50' r='50' fill='url(%23g)'/%3E%3Ccircle cx='50' cy='40' r='15' fill='%23f2eff7'/%3E%3Cpath d='M22 88 q28 -26 56 0 l0 12 l-56 0 z' fill='%23f2eff7'/%3E%3C/svg%3E")}

.chat-badge{position:absolute;top:-4px;right:-10px;min-width:16px;height:16px;padding:0 4px;border-radius:8px;background:var(--pink);color:#fff;font-size:10px;font-weight:700;display:flex;align-items:center;justify-content:center;border:1.5px solid var(--nav)}
.chat-page-title{font-family:'ZCOOL KuaiLe','Noto Sans SC',sans-serif;font-size:22px;color:var(--ink);padding:4px 2px}
.chat-list-wrap{flex:1;min-height:0;overflow-y:auto;padding:6px 8px calc(env(safe-area-inset-bottom, 0px) + 96px)}
.contact-row{width:100%;display:flex;align-items:center;gap:12px;padding:10px;border-radius:16px;text-align:left}
.contact-row:active{background:var(--chip)}
.contact-meta{flex:1;min-width:0}
.contact-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.contact-name{font-weight:700;font-size:15.5px;color:var(--ink)}
.contact-time{font-size:11.5px;color:var(--ink-3);flex:none}
.contact-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:3px}
.contact-preview{font-size:13px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.contact-badge{min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--grad);color:#fff;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;flex:none}
.chat-list-hint{display:flex;align-items:center;justify-content:center;gap:5px;margin-top:18px;font-size:11.5px;color:var(--ink-3)}

.conv{position:fixed;inset:0;z-index:60;display:flex;flex-direction:column;max-width:520px;margin:0 auto;animation:slideInRight .3s cubic-bezier(.2,.8,.2,1);background:radial-gradient(circle at 1px 1px,rgba(150,110,190,.07) 1px,transparent 0) 0 0/16px 16px,var(--screen-bg)}
.conv-head{display:flex;align-items:center;gap:9px;padding:calc(env(safe-area-inset-top, 0px) + 7px) 10px 7px;background:var(--nav);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line);z-index:2}
.conv-who{flex:1;min-width:0}
.conv-name{font-weight:700;font-size:15px;color:var(--ink)}
.conv-sub{font-size:11.5px;color:var(--ink-2)}
.conv-scroll{flex:1;min-height:0;overflow-y:auto;padding:14px 12px 10px;display:flex;flex-direction:column;gap:7px}
.day-chip{align-self:center;font-size:11px;color:var(--ink-2);background:var(--chip);padding:4px 12px;border-radius:12px;margin:4px 0}
.bubble{max-width:78%;padding:8px 12px 6px;box-shadow:var(--shadow-sm);animation:fadeUp .3s both}
.bubble .b-text{font-size:14.5px;line-height:1.42;word-break:break-word;overflow-wrap:anywhere;white-space:pre-wrap}
.bubble .b-time{display:block;text-align:right;font-size:10px;margin-top:2px}
.bubble.me{align-self:flex-end;background:var(--grad);color:#fff;border-radius:16px 16px 5px 16px}
.bubble.me .b-time{color:rgba(255,255,255,.85)}
.bubble.them{align-self:flex-start;background:var(--card);color:var(--ink);border-radius:16px 16px 16px 5px;border:1px solid var(--line)}
.bubble.them .b-time{color:var(--ink-3)}
.bubble.share{padding:6px;cursor:pointer}
.share-card{width:216px;border-radius:12px;overflow:hidden;background:var(--card-2)}
.bubble.me .share-card{background:rgba(255,255,255,.16)}
.share-thumb{position:relative;width:100%;aspect-ratio:16/10;background-size:cover;background-position:center}
.share-thumb .share-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center}
.share-thumb .share-play .ic{font-size:34px;color:rgba(255,255,255,.95);font-variation-settings:'FILL' 1;filter:drop-shadow(0 2px 6px rgba(0,0,0,.4))}
.share-body{padding:8px 10px 9px}
.share-excerpt{font-size:13px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.bubble.me .share-excerpt{color:#fff}
.bubble.them .share-excerpt{color:var(--ink)}
.share-from{display:flex;align-items:center;gap:4px;margin-top:6px;font-size:11px;opacity:.85}
.share-from .ic{font-size:13px}
.share-dead{padding:12px;font-size:12.5px;opacity:.75}
.conv-input-bar{display:flex;align-items:center;gap:8px;padding:8px 10px calc(env(safe-area-inset-bottom, 0px) + 12px)}
.conv-input-box{flex:1;display:flex;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:7px 14px}
.conv-input-box input{flex:1;border:none;outline:none;background:transparent;font-size:14.5px;color:var(--ink);font-family:inherit}
.conv-input-box input::placeholder{color:var(--ink-3)}
.conv-send{width:44px;height:44px;border-radius:50%;background:var(--grad);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm);flex:none;color:#fff;transition:transform .15s}
.conv-send:active{transform:scale(.92)}