/* ═══════ 我们的异地图鉴 · 温柔奶茶棕 ═══════ */
:root{
  --brown:#69483F;       /* 主色 · 深棕 */
  --brown-mid:#A37A5D;   /* 中棕 */
  --tan:#E8C1AA;         /* 奶茶棕 */
  --pink-soft:#FCE5E7;   /* 浅粉 */
  --ink:#69483F;
  --ink-light:#b2948a;
  --card:#fffdfb;
  --shadow:0 8px 24px rgba(105,72,63,.16);
  --radius:20px;
  --kai:'Ma Shan Zheng','STKaiti','KaiTi','Noto Serif SC',serif;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{scroll-behavior:smooth}
body{
  font-family:'PingFang SC','Microsoft YaHei','Helvetica Neue',Arial,sans-serif;
  color:var(--ink);
  background:linear-gradient(165deg,#FCE5E7 0%,#FFF6F1 34%,#FBEDE3 72%,#F3DFD0 100%) fixed;
  min-height:100vh;
  overflow-x:hidden;
}
.hidden{display:none!important}
.kai{font-family:var(--kai);font-weight:400;letter-spacing:1px}
button{font-family:inherit;border:none;cursor:pointer;background:none;color:inherit}
img{max-width:100%}

/* ── 小狗照片飘落 ── */
#fallLayer{position:fixed;inset:0;pointer-events:none;z-index:1;overflow:hidden}
.fall-dog{position:fixed;top:-8vh;pointer-events:none;opacity:.9;
  filter:drop-shadow(0 5px 10px rgba(105,72,63,.3));
  animation:fall linear forwards;will-change:transform}
@keyframes fall{
  0%{transform:translate3d(0,-4vh,0) rotate(0deg);opacity:0}
  8%{opacity:.9}
  100%{transform:translate3d(var(--dx,0px),108vh,0) rotate(var(--rot,160deg));opacity:.25}
}

/* ── 烟花画布 ── */
#fwCanvas{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:50}

/* ═══════ 密码锁 ═══════ */
#lock{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;padding:24px;
  background:linear-gradient(165deg,#FCE5E7,#F6E2D7 40%,#EFD6C6)}
.lock-box{background:var(--card);border-radius:28px;box-shadow:var(--shadow);padding:38px 26px;max-width:340px;width:100%;text-align:center}
.lock-heart{width:72px;height:72px;margin:0 auto 14px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--pink-soft),var(--tan));color:var(--brown);font-size:28px;
  animation:beat 1.6s ease-in-out infinite}
@keyframes beat{0%,100%{transform:scale(1)}12%{transform:scale(1.12)}24%{transform:scale(1)}36%{transform:scale(1.1)}}
.lock-box h1{font-size:30px;color:var(--brown);margin-bottom:6px}
.lock-sub{color:var(--ink-light);font-size:13px;margin-bottom:22px}
.lock-input-wrap{display:flex;gap:8px}
#lockInput{flex:1;border:2px solid var(--tan);border-radius:999px;padding:12px 18px;font-size:16px;outline:none;background:#fff;color:var(--ink);transition:border-color .2s}
#lockInput:focus{border-color:var(--brown-mid)}
#lockBtn{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--brown-mid),var(--brown));color:#fff;font-size:18px;flex-shrink:0;box-shadow:0 6px 14px rgba(105,72,63,.4);transition:transform .15s}
#lockBtn:active{transform:scale(.9)}
.lock-err{color:#b4553f;font-size:13px;height:18px;margin-top:10px}
.lock-hint{color:var(--ink-light);font-size:12px;margin-top:4px}
.shake{animation:shake .4s}
@keyframes shake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-8px)}40%,80%{transform:translateX(8px)}}

/* ═══════ 顶栏 & 底栏 ═══════ */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:10px;padding:12px 16px;
  background:rgba(255,252,250,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(232,193,170,.45)}
.top-title{color:var(--brown);font-size:20px}
.top-title i{margin-right:4px}
.top-date{flex:1;text-align:right;color:var(--ink-light);font-size:12px}
#btnLogout{color:var(--ink-light);font-size:15px;padding:6px}
main{max-width:680px;margin:0 auto;padding:14px 14px 100px;position:relative;z-index:2}

.tabbar{position:fixed;left:14px;right:14px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:30;
  max-width:652px;margin:0 auto;display:flex;justify-content:space-around;
  background:rgba(255,253,251,.93);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-radius:999px;box-shadow:0 10px 28px rgba(105,72,63,.28);padding:8px 6px}
.tab-btn{display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--ink-light);font-size:11px;padding:4px 10px;border-radius:999px;transition:.2s}
.tab-btn i{font-size:18px}
.tab-btn.active{color:#fff;background:linear-gradient(135deg,var(--brown-mid),var(--brown));box-shadow:0 4px 12px rgba(105,72,63,.4)}
.tab{display:none;animation:fadein .3s}
.tab.active{display:block}
@keyframes fadein{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ═══════ 通用组件 ═══════ */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;margin-bottom:12px}
.card-label{font-size:13px;color:var(--ink-light);margin-bottom:8px}
.card-label i{color:var(--brown-mid);margin-right:4px}
.card-sub{font-size:12px;color:var(--ink-light);margin-top:8px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.grid2 .card{margin-bottom:0}

.sec-head{display:flex;align-items:center;gap:8px;margin:24px 4px 12px;font-family:var(--kai);font-size:20px;color:var(--brown)}
.sec-head i{font-size:16px}
.sec-head .count{font-family:'PingFang SC',sans-serif;font-size:11px;background:var(--pink-soft);color:var(--brown);padding:2px 8px;border-radius:999px}
.sec-head .mini-btn{margin-left:auto}
.mini-btn{font-size:12px;color:var(--brown);background:var(--pink-soft);padding:6px 12px;border-radius:999px;white-space:nowrap;transition:transform .15s;cursor:pointer}
.mini-btn:active{transform:scale(.94)}
.mini-btn.danger{color:#b4553f;background:#f7ddd4}
.btn-main{background:linear-gradient(135deg,var(--brown-mid),var(--brown));color:#fff;border-radius:999px;padding:10px 22px;font-size:14px;box-shadow:0 6px 14px rgba(105,72,63,.35);transition:transform .15s}
.btn-main:active{transform:scale(.96)}
.btn-main.full{width:100%}
.btn-heart{background:rgba(255,255,255,.88);border:2px dashed var(--brown-mid);color:var(--brown);border-radius:999px;padding:10px 20px;font-size:14px;transition:transform .15s}
.btn-heart:active{transform:scale(.96)}
.btn-heart.full{width:100%;margin-bottom:4px}
.f-input{width:100%;border:2px solid var(--tan);border-radius:14px;padding:10px 14px;font-size:14px;outline:none;background:#fff;color:var(--ink);font-family:inherit;transition:border-color .2s;resize:none}
.f-input:focus{border-color:var(--brown-mid)}
select.f-input{appearance:none;-webkit-appearance:none}
.tip{font-size:12px;color:var(--ink-light);margin:0 4px 12px}
.empty{text-align:center;color:var(--ink-light);padding:28px 10px;font-size:14px}
.empty .big{font-size:34px;display:block;margin-bottom:8px}

/* ── 首页：距离 ── */
.dist-card{display:flex;align-items:center;justify-content:space-between;padding:20px 18px;
  background:linear-gradient(135deg,#FFF7F2,#fff)}
.city{text-align:center;font-size:17px}
.city b{display:block;margin-top:2px;font-family:var(--kai);color:var(--brown)}
.city-emoji{font-size:20px}
.dist-mid{display:flex;flex-direction:column;align-items:center;gap:2px;min-width:90px}
.dist-mid i{color:var(--brown-mid);font-size:20px;animation:fly 2.4s ease-in-out infinite}
@keyframes fly{0%,100%{transform:translateX(-7px) rotate(-4deg)}50%{transform:translateX(7px) rotate(4deg)}}
.dist-mid span{font-size:12px;color:var(--ink-light);border-bottom:1px dashed var(--tan);padding-bottom:2px}

/* ── 首页：天数 ── */
.days-card{text-align:center;background:linear-gradient(135deg,#fff,#FCE5E7)}
.days-num{font-size:52px;color:var(--brown);line-height:1.1}
.days-num small{font-size:16px;margin-left:6px;color:var(--ink-light)}

/* ── 首页：倒计时 ── */
.cd-card{text-align:center;padding:14px 8px}
.cd-card.pink{background:linear-gradient(135deg,#fff,#FAEDE4)}
.cd{display:flex;justify-content:space-between;padding:2px 4px}
.cd span{display:flex;flex-direction:column;font-size:10px;color:var(--ink-light)}
.cd b{font-size:20px;color:var(--brown-mid);font-variant-numeric:tabular-nums}
.cd-card.pink .cd b{color:var(--brown)}

/* ── 首页：心情看板 ── */
.mood-card{text-align:center;padding:16px 10px}
.mood-emoji{font-size:36px;line-height:1.2}
.mood-name{font-size:12px;color:var(--brown);margin-top:4px;font-family:var(--kai)}
.mood-text{font-size:13px;margin-top:4px;min-height:18px;word-break:break-all}
.mood-time{font-size:10px;color:var(--ink-light);margin-top:6px}
.mood-none{color:var(--ink-light);font-size:12px;margin-top:6px}

/* ── 首页：问答 ── */
.qa-card .qa-q{font-size:19px;color:var(--brown);margin:4px 0 10px;line-height:1.5}
.qa-a{background:var(--pink-soft);border-radius:14px;padding:10px 12px;margin:8px 0;font-size:13px}
.qa-a.alt{background:#F4E4D6}
.qa-a .who{font-size:11px;color:var(--brown);display:block;margin-bottom:2px}
.qa-a.alt .who{color:var(--brown-mid)}
.qa-who{display:flex;gap:18px;margin:10px 2px;font-size:13px}
.qa-who label{display:flex;align-items:center;gap:5px;cursor:pointer}
.qa-who input{accent-color:var(--brown)}

/* ═══════ 相册：拍立得 ═══════ */
.album-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 12px;padding:4px}
.polaroid{background:#fff;padding:9px 9px 42px;border-radius:6px;position:relative;
  box-shadow:0 6px 16px rgba(91,74,86,.16);transform:rotate(var(--r,0deg));transition:transform .25s,box-shadow .25s;cursor:pointer}
.polaroid:hover{transform:rotate(0deg) scale(1.03);box-shadow:0 12px 26px rgba(91,74,86,.22);z-index:2}
.polaroid::before{content:"";position:absolute;top:-9px;left:50%;transform:translateX(-50%) rotate(-2deg);
  width:62px;height:20px;background:rgba(232,193,170,.85);border:1px dashed rgba(255,255,255,.9);border-radius:2px;z-index:3}
.polaroid img{width:100%;aspect-ratio:1;object-fit:cover;display:block;border-radius:3px;background:#f4f0f2}
.pol-note{position:absolute;left:10px;right:10px;bottom:8px;text-align:center;
  font-family:var(--kai);font-size:14px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pol-note.blank{color:#c9b4ab}
.pol-meta{position:absolute;top:12px;left:14px;display:flex;gap:4px;z-index:2}
.pol-who{font-size:12px;background:rgba(255,255,255,.92);border-radius:999px;padding:2px 8px;box-shadow:0 2px 6px rgba(0,0,0,.12)}
.pol-date{position:absolute;top:12px;right:14px;font-size:10px;color:#9a7d72;background:rgba(255,255,255,.92);border-radius:999px;padding:2px 7px;z-index:2}
@media(min-width:760px){.album-grid{grid-template-columns:repeat(3,1fr)}}

/* 灯箱 */
.lb{position:fixed;inset:0;z-index:65;background:rgba(52,36,30,.88);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px;animation:fadein .25s}
.lb img{max-width:92vw;max-height:68vh;border:8px solid #fff;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.4)}
.lb-note{color:#fff;margin-top:14px;font-family:var(--kai);font-size:17px;text-align:center}
.lb-meta{color:rgba(255,255,255,.65);font-size:12px;margin-top:6px}

/* ═══════ 时间轴 ═══════ */
.timeline{position:relative;padding-left:28px;margin:0 2px}
.timeline::before{content:"";position:absolute;left:9px;top:4px;bottom:4px;width:2px;
  background:linear-gradient(var(--tan),var(--brown-mid));border-radius:2px}
.tl-item{position:relative;margin-bottom:20px;background:var(--card);border-radius:16px;box-shadow:var(--shadow);padding:13px 15px}
.tl-item::before{content:"";position:absolute;left:-25px;top:16px;width:12px;height:12px;border-radius:50%;
  background:var(--brown);box-shadow:0 0 0 4px var(--pink-soft)}
.tl-date{font-size:11px;color:var(--brown-mid);letter-spacing:1px}
.tl-title{font-family:var(--kai);font-size:18px;color:var(--ink);margin:2px 0}
.tl-text{font-size:13px;color:var(--ink);opacity:.85;line-height:1.6}
.tl-icon{position:absolute;right:12px;top:12px;color:var(--tan);font-size:16px}
.tl-del{position:absolute;right:34px;top:12px;color:#cda58f;font-size:12px;padding:2px}
@media(min-width:760px){
  .timeline{padding-left:0;padding-right:0}
  .timeline::before{left:50%;transform:translateX(-50%)}
  .tl-item{width:calc(50% - 34px);margin-bottom:24px}
  .tl-item:nth-child(odd){margin-right:auto}
  .tl-item:nth-child(odd)::before{left:auto;right:-40px}
  .tl-item:nth-child(even){margin-left:auto}
  .tl-item:nth-child(even)::before{left:-40px}
}

/* ── 足迹地图 ── */
.map-card{padding:10px;background:linear-gradient(160deg,#FFF5EF,#FAE7DC)}
#footMap{width:100%;height:auto;display:block}
.map-pin{cursor:default}
.track-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.track-chip{background:#fff;border-radius:999px;box-shadow:var(--shadow);padding:7px 13px;font-size:12px;display:flex;align-items:center;gap:6px}
.track-chip b{color:var(--brown)}
.track-chip .t-date{color:var(--ink-light);font-size:10px}
.track-chip .t-del{color:#cda58f;padding:0 2px}

/* ═══════ 日记 ═══════ */
.diary-item{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:15px 16px;margin-bottom:12px;position:relative}
.diary-top{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.diary-title{font-family:var(--kai);font-size:18px;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.badge{font-size:11px;padding:2px 9px;border-radius:999px;background:var(--pink-soft);color:var(--brown);flex-shrink:0}
.badge.blue{background:#F4E4D6;color:var(--brown-mid)}
.diary-date{font-size:11px;color:var(--ink-light);flex-shrink:0}
.diary-text{font-size:13px;line-height:1.7;white-space:pre-wrap;word-break:break-word;opacity:.9}
.item-del{position:absolute;top:10px;right:12px;color:#d9b4a3;font-size:12px;padding:4px}

/* ═══════ 情书墙 ═══════ */
.letter-wall{columns:2;column-gap:12px}
@media(min-width:760px){.letter-wall{columns:3}}
.letter{break-inside:avoid;margin-bottom:12px;border-radius:16px;padding:14px;position:relative;
  box-shadow:0 6px 16px rgba(91,74,86,.12);transform:rotate(var(--r,0deg));font-family:var(--kai)}
.letter .l-text{font-size:15px;line-height:1.8;word-break:break-word}
.letter .l-from{display:block;text-align:right;font-size:12px;margin-top:8px;color:var(--brown)}
.letter .l-time{font-size:10px;color:var(--ink-light);font-family:'PingFang SC',sans-serif;margin-top:2px;text-align:right}
.letter .item-del{position:static;display:block;text-align:right;margin-top:4px}
.lc0{background:linear-gradient(150deg,#FCE5E7,#F9D2D8)}
.lc1{background:linear-gradient(150deg,#F6E7DA,#E8C1AA)}
.lc2{background:linear-gradient(150deg,#FBF0E6,#F0D6C4)}
.lc3{background:linear-gradient(150deg,#F3E4DC,#E5CBBB)}

/* ═══════ 愿望清单 ═══════ */
.wish-add-row{display:flex;gap:10px;margin-top:10px}
.wish-add-row .f-input{flex:1}
.wish-group{margin-bottom:16px}
.wish-title{display:flex;align-items:center;gap:10px;font-size:14px;margin:0 4px 10px;font-weight:600}
.prog{flex:1;height:8px;background:#fff;border-radius:999px;overflow:hidden;box-shadow:inset 0 1px 3px rgba(105,72,63,.08)}
.prog i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--tan),var(--brown));border-radius:999px;transition:width .4s}
.prog-txt{font-size:11px;color:var(--ink-light)}
.wish-item{display:flex;align-items:center;gap:10px;background:var(--card);border-radius:14px;box-shadow:var(--shadow);padding:11px 13px;margin-bottom:8px}
.wish-check{width:22px;height:22px;border-radius:50%;border:2px solid var(--brown-mid);flex-shrink:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:11px;transition:.2s;cursor:pointer}
.wish-check.on{background:linear-gradient(135deg,var(--brown-mid),var(--brown));border-color:var(--brown)}
.wish-txt{flex:1;font-size:14px;word-break:break-all}
.wish-item.done .wish-txt{text-decoration:line-through;color:var(--ink-light)}
.wish-del{color:#d9b4a3;font-size:12px;padding:4px}

/* ═══════ 时间胶囊 ═══════ */
.cap-card{background:linear-gradient(135deg,#FFF8F3,#FCEDEC);border-radius:var(--radius);box-shadow:var(--shadow);padding:15px 16px;margin-bottom:12px;position:relative}
.cap-head{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.cap-head i{color:var(--brown-mid)}
.cap-title{font-family:var(--kai);font-size:17px;flex:1}
.cap-count{font-size:11px;color:var(--brown-mid);background:var(--pink-soft);padding:3px 10px;border-radius:999px}
.cap-count.open{color:var(--brown);background:#F4E4D6}
.cap-body{font-size:13px;line-height:1.7;white-space:pre-wrap;word-break:break-word;transition:filter .3s}
.cap-card.locked .cap-body{filter:blur(6px);user-select:none;pointer-events:none}
.cap-meta{font-size:11px;color:var(--ink-light);margin-top:8px}

/* ═══════ 播放器 ═══════ */
.player-card{padding:16px}
.player-top{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.disc{width:58px;height:58px;border-radius:50%;background:radial-gradient(circle,#FCE5E7,#F3D0D5);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.disc i{font-size:44px;color:var(--brown);opacity:.85}
.disc.playing i{animation:spin 5s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.player-info{display:flex;flex-direction:column;gap:3px;min-width:0}
.player-info b{font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.player-info span{font-size:11px;color:var(--ink-light);font-variant-numeric:tabular-nums}
#songBar{width:100%;accent-color:var(--brown);height:4px;margin-bottom:6px}
.player-ctrl{display:flex;justify-content:center;align-items:center;gap:26px;margin-bottom:12px}
.player-ctrl button{font-size:18px;color:var(--brown-mid)}
.player-ctrl .play{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--brown-mid),var(--brown));color:#fff;font-size:20px;box-shadow:0 8px 18px rgba(105,72,63,.4)}
.upload-btn.center{margin:0 auto 10px;display:inline-flex}
#songList{list-style:none;max-height:180px;overflow:auto}
#songList li{display:flex;align-items:center;gap:8px;font-size:13px;padding:9px 6px;border-bottom:1px dashed #ECD9CC;cursor:pointer;color:var(--ink)}
#songList li i{color:var(--brown-mid);font-size:12px}
#songList li.active{color:var(--brown);font-weight:600}
#songList li .s-idx{color:var(--ink-light);font-size:11px;width:18px}

/* ═══════ 设置 ═══════ */
.set-card label{display:block;font-size:12px;color:var(--ink-light);margin:10px 2px 5px}
.set-row2{display:flex;gap:10px}
.set-row2 input{flex:1}
.sel-emo{width:64px;flex:none;text-align:center;font-size:18px}
.set-row{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.tip.privacy{margin-top:14px;line-height:1.7;background:var(--pink-soft);border-radius:12px;padding:10px 12px;color:var(--brown)}

/* ═══════ 弹窗 / 提示 ═══════ */
.modal-mask{position:fixed;inset:0;z-index:60;background:rgba(74,50,42,.45);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;padding:22px;animation:fadein .2s}
.modal{background:var(--card);border-radius:24px;width:100%;max-width:400px;max-height:82vh;overflow:auto;padding:20px 20px 16px;box-shadow:0 20px 50px rgba(74,50,42,.3)}
.modal-title{font-family:var(--kai);font-size:20px;color:var(--brown);margin-bottom:14px;text-align:center}
.modal label{display:block;font-size:12px;color:var(--ink-light);margin:10px 0 5px}
.modal .f-input{margin-bottom:4px}
.modal-actions{display:flex;gap:10px;margin-top:16px}
.modal-actions .btn-main{flex:1}
.btn-ghost{flex:1;background:#F4E4D6;color:var(--brown-mid);border-radius:999px;padding:10px 22px;font-size:14px}
.emoji-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:6px 0 10px}
.emoji-grid label{display:flex;align-items:center;justify-content:center;font-size:24px;background:#fff;border:2px solid transparent;border-radius:12px;padding:6px;cursor:pointer;margin:0}
.emoji-grid input{display:none}
.emoji-grid input:checked+span{transform:scale(1.15)}
.emoji-grid label:has(input:checked){border-color:var(--brown-mid);background:var(--pink-soft)}
.who-row{display:flex;gap:18px;font-size:14px;margin:4px 0 8px}
.who-row label{display:flex;align-items:center;gap:5px;margin:0;font-size:14px;color:var(--ink)}
.who-row input{accent-color:var(--brown)}

#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(90px + env(safe-area-inset-bottom));z-index:70;
  background:rgba(84,58,48,.9);color:#fff;font-size:13px;padding:10px 20px;border-radius:999px;white-space:nowrap;
  animation:toastin .25s;box-shadow:0 8px 20px rgba(0,0,0,.2)}
@keyframes toastin{from{opacity:0;transform:translate(-50%,10px)}to{opacity:1;transform:translate(-50%,0)}}

/* 桌面微调 */
@media(min-width:760px){
  main{padding-top:22px}
  .days-num{font-size:60px}
}