:root{
  --pink:#ff8fab; --pink-deep:#ff5d8f; --pink-soft:#ffe3ec; --pink-bg:#fff5f8;
  --ink:#7a4a57; --muted:#b08a96; --gold:#f4b860; --white:#fff;
  --shadow:0 10px 30px rgba(255,93,143,.18);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;background:#ffe9f0;font-family:"ZCOOL KuaiLe","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);}
body{overflow-x:hidden;}

/* 花瓣 */
.petals{position:fixed;inset:0;pointer-events:none;z-index:5;overflow:hidden;}
.petal{position:absolute;top:-40px;animation:fall linear infinite;opacity:.85;}
@keyframes fall{0%{transform:translateY(-40px) rotate(0)}100%{transform:translateY(110vh) rotate(360deg)}}

/* 顶栏 */
.topbar{position:fixed;top:0;left:0;right:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:10px 14px;backdrop-filter:blur(6px);background:rgba(255,245,248,.6);}
.profile-label{font-size:13px;color:var(--ink);}
.topbar-btns{display:flex;gap:8px;}
.ghost-btn{border:1px solid var(--pink);background:#fff;color:var(--pink-deep);border-radius:20px;padding:5px 14px;font-size:13px;cursor:pointer;}

/* 书本（竖向长页面，不再翻书） */
.book{margin:60px auto 50px;max-width:560px;display:flex;flex-direction:column;gap:18px;}
.book.is-vertical .page{display:block;}
.page{background:var(--white);border-radius:16px;box-shadow:var(--shadow);padding:0;overflow:hidden;position:relative;margin:0;}
.page::before{content:"";position:absolute;left:0;right:0;top:0;height:10px;background:linear-gradient(90deg,var(--pink),var(--pink-soft));}
.page--cover{background:linear-gradient(160deg,#ffd9e6,#fff);display:flex;align-items:center;justify-content:center;}
.cover-inner{text-align:center;padding:30px;}
.cover-ring{font-size:54px;}
.cover-title{font-family:"Ma Shan Zheng",cursive;font-size:46px;color:var(--pink-deep);margin:6px 0;}
.cover-names{font-size:24px;color:var(--ink);}
.cover-names .heart{color:var(--pink-deep);}
.cover-date{font-size:20px;color:var(--pink-deep);letter-spacing:2px;}
.cover-sub{color:var(--muted);margin-top:14px;}
.cover-tip{font-size:12px;color:var(--muted);margin-top:20px;}

.page-head{padding:18px 18px 6px;}
.page-head h2{margin:0;font-size:22px;color:var(--pink-deep);}
.page-body{padding:8px 18px 22px;}
.page-body.story{height:100%;}

.center{text-align:center;}
.muted{color:var(--muted);}
.small{font-size:12px;}
.primary-btn{display:inline-block;background:linear-gradient(90deg,var(--pink),var(--pink-deep));color:#fff;border:none;border-radius:24px;padding:10px 22px;font-size:15px;cursor:pointer;box-shadow:var(--shadow);text-decoration:none;}
.map{width:100%;height:180px;border-radius:12px;margin:12px 0;background:var(--pink-soft);overflow:hidden;}
.map-fallback{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:10px;}
.map canvas{border-radius:12px;}

.info-list{list-style:none;padding:0;margin:8px 0;}
.info-list li{display:flex;gap:12px;align-items:center;padding:10px 0;border-bottom:1px dashed var(--pink-soft);}
.info-list .ico{font-size:26px;}
.info-list b{color:var(--pink-deep);}
.countdown{color:var(--pink-deep);font-size:15px;margin:12px 0;}

.traffic h3{color:var(--pink-deep);margin:14px 0 4px;font-size:16px;}
.traffic p{margin:0 0 6px;line-height:1.6;color:var(--ink);}

.venue-map{max-width:100%;border-radius:12px;border:2px solid var(--pink-soft);}

.timeline{list-style:none;padding:0;margin:0;}
.timeline li{position:relative;padding:8px 0 8px 70px;border-left:2px solid var(--pink-soft);margin-left:30px;}
.timeline li::before{content:"";position:absolute;left:-7px;top:14px;width:12px;height:12px;border-radius:50%;background:var(--pink);}
.timeline .t{position:absolute;left:-30px;top:8px;width:60px;text-align:right;color:var(--pink-deep);font-weight:bold;}

/* 书外全屏区块 */
.section{max-width:480px;margin:28px auto;padding:0 14px;}
.section-title{color:var(--pink-deep);font-size:22px;margin:8px 0;}
.scroll-box{max-height:360px;overflow:hidden;margin-top:12px;}

.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;}
.photo{margin:0;overflow:hidden;border-radius:8px;background:var(--pink-soft);position:relative;}
.photo img{width:100%;height:110px;object-fit:cover;display:block;cursor:pointer;}
.photo figcaption{font-size:11px;color:var(--muted);padding:2px 4px;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.del-btn{position:absolute;top:3px;right:3px;width:22px;height:22px;line-height:20px;text-align:center;border:none;border-radius:50%;background:rgba(0,0,0,.45);color:#fff;font-size:14px;cursor:pointer;padding:0;}

.msg-form{display:flex;flex-direction:column;gap:8px;margin-bottom:12px;}
.text-input,.msg-form textarea{width:100%;border:1px solid var(--pink-soft);border-radius:12px;padding:10px;font-size:14px;font-family:inherit;color:var(--ink);resize:none;}
.msg-list{display:flex;flex-direction:column;gap:10px;}
.msg-card{background:var(--pink-bg);border-radius:12px;padding:10px 12px;position:relative;}
.msg-head{display:flex;align-items:center;gap:8px;font-size:13px;}
.msg-avatar{font-size:20px;}
.msg-name{color:var(--pink-deep);font-weight:bold;}
.msg-time{color:var(--muted);margin-left:auto;font-size:11px;}
.msg-body{margin-top:6px;line-height:1.5;white-space:pre-wrap;word-break:break-word;}

.qr{width:140px;height:140px;margin:10px auto;display:block;border-radius:12px;}

/* 弹窗 */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.4);display:none;align-items:center;justify-content:center;z-index:50;}
.modal.show{display:flex;}
.modal--force{cursor:default;}
.modal-card{background:#fff;border-radius:18px;padding:22px;width:86%;max-width:340px;text-align:center;}
.modal-card h3{margin:0 0 12px;color:var(--pink-deep);}
.avatar-row{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:8px 0 16px;}
.avatar-choice{font-size:28px;width:46px;height:46px;line-height:46px;border-radius:50%;background:var(--pink-bg);cursor:pointer;border:2px solid transparent;}
.avatar-choice.active{border-color:var(--pink-deep);background:#ffe3ec;}

/* 灯箱 */
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);display:none;align-items:center;justify-content:center;z-index:60;}
.lightbox.show{display:flex;}
.lightbox img{max-width:92%;max-height:82%;border-radius:10px;cursor:pointer;-webkit-touch-callout:default;pointer-events:auto;}
.lightbox-close{position:absolute;top:14px;right:18px;font-size:32px;color:#fff;background:none;border:none;cursor:pointer;z-index:2;}
.lightbox-save{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);background:linear-gradient(90deg,var(--pink),var(--pink-deep));color:#fff;border:none;border-radius:24px;padding:10px 26px;font-size:15px;cursor:pointer;box-shadow:var(--shadow);z-index:2;}
.lightbox-tip{position:absolute;bottom:60px;left:0;right:0;text-align:center;color:rgba(255,255,255,.75);font-size:12px;}

/* 大屏轮播 */
.autoshow{position:fixed;inset:0;background:#1a0e12;display:none;flex-direction:column;z-index:70;}
.autoshow.show{display:flex;}
.autoshow-close{position:absolute;top:14px;right:18px;font-size:26px;color:#fff;background:none;border:none;cursor:pointer;z-index:2;}
.autoshow-stage{flex:1;display:flex;align-items:center;justify-content:center;overflow:hidden;padding:10px;}
.autoshow-stage img{max-width:96%;max-height:68%;border-radius:12px;animation:fade 1s ease;}
.autoshow-msgs{height:30%;overflow:hidden;border-top:1px solid rgba(255,255,255,.15);padding:10px 16px;}
.autoshow-msg{color:#ffe3ec;padding:7px 0;font-size:15px;border-bottom:1px solid rgba(255,255,255,.08);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* 故事页装饰 */
.story p{line-height:1.9;margin:6px 0;}
.story-deco{text-align:center;font-size:22px;margin-top:14px;}