/* ============================================================
   贺卡 H5 共享样式（移动端优先，PC 端手机壳预览）
   ============================================================ */
:root{
  --brand:#ff6b6b;
  --brand-2:#ffa94d;
  --ink:#2b2b2b;
  --muted:#8a8a8a;
  --line:#eee;
  --card-bg:#fff;
  --radius:16px;
  --shadow:0 8px 24px rgba(0,0,0,.08);
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:linear-gradient(160deg,#fff5ec,#ffe9e3);min-height:100vh;}
a{color:var(--brand);text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:none;outline:none;}

/* 顶栏 */
.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:blur(8px);z-index:10;border-bottom:1px solid var(--line);}
.topbar h1{font-size:18px;margin:0;display:flex;align-items:center;gap:8px;}
.topbar .act{font-size:14px;color:var(--brand);}

/* 主容器（移动端满宽，PC 居中限宽） */
.wrap{max-width:480px;margin:0 auto;padding:16px;}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:12px 18px;border-radius:999px;font-size:15px;font-weight:600;background:var(--brand);color:#fff;box-shadow:var(--shadow);transition:transform .1s;}
.btn:active{transform:scale(.97);}
.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--brand);box-shadow:none;}
.btn.block{width:100%;}
.btn.sm{padding:8px 12px;font-size:13px;}

/* 卡片网格 */
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:12px;}
.tile{background:var(--card-bg);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow);}
.tile .thumb{height:150px;border-radius:12px;overflow:hidden;position:relative;background:#fff;border:1px solid #f0f0f0;cursor:pointer;}
/* 首页封面 = 真实贺卡迷你渲染（与历史画廊同规则），等比缩放后顶部裁切 */
.tile .thumb .mini-stage{width:390px;height:844px;position:absolute;left:0;top:0;transform-origin:0 0;overflow:hidden;}
.tile .thumb .mini-stage .bg-layer{position:absolute;inset:0;background-size:cover;background-position:center;}
.tile .thumb .mini-stage .el{position:absolute;}
.tile .thumb .mini-stage .el.text{display:flex;align-items:center;justify-content:center;text-align:center;padding:4px;word-break:break-word;}
.tile .thumb .mini-stage .el.image img{width:100%;height:100%;object-fit:cover;border-radius:8px;}
.tile .thumb .mini-stage .el.music{width:44px;height:44px;border-radius:50%;background:rgba(0,0,0,.55);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;}
.tile .meta{margin-top:8px;font-size:13px;display:flex;justify-content:space-between;color:var(--muted);}
.tile .title{font-weight:600;color:var(--ink);margin-top:4px;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* 弹层（登录/注册/分享） */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:center;justify-content:center;z-index:50;padding:20px;}
.modal-mask.show{display:flex;}
.modal{background:#fff;border-radius:20px;padding:22px;width:100%;max-width:340px;box-shadow:var(--shadow);}
.modal h3{margin:0 0 14px;font-size:18px;}
.field{margin-bottom:12px;}
.field input{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font-size:15px;}
.field input:focus{border-color:var(--brand);}
.modal .row{display:flex;gap:10px;margin-top:6px;}
.modal .tip{font-size:12px;color:var(--muted);margin-top:10px;text-align:center;}

/* Toast */
.toast{position:fixed;left:50%;top:20%;transform:translateX(-50%);background:rgba(0,0,0,.8);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;z-index:99;opacity:0;transition:opacity .2s;pointer-events:none;}
.toast.show{opacity:1;}

/* ===================== 编辑器 ===================== */
.editor-bar{position:fixed;bottom:0;left:0;right:0;display:flex;gap:6px;padding:10px 12px;background:#fff;border-top:1px solid var(--line);overflow-x:auto;z-index:20;}
.editor-bar .btn{padding:10px 14px;font-size:13px;white-space:nowrap;}
.stage-wrap{flex:1;display:flex;justify-content:center;align-items:flex-start;padding:20px 0 90px;overflow:auto;}
#stage{position:relative;width:390px;height:844px;background:#fff;border-radius:24px;box-shadow:var(--shadow);overflow:hidden;transform-origin:top center;}
#stage .bg-layer{position:absolute;inset:0;background-size:cover;background-position:center;}
.el{position:absolute;user-select:none;touch-action:none;}
.el.text{display:flex;align-items:center;justify-content:center;text-align:center;padding:4px;word-break:break-word;cursor:grab;}
.el.text[contenteditable="true"]{cursor:text;outline:2px solid var(--brand);}
.el.image img{width:100%;height:100%;object-fit:cover;border-radius:8px;pointer-events:none;}
.el.image .ph{width:100%;height:100%;background:#f0f0f0;border:2px dashed #ccc;border-radius:8px;display:flex;align-items:center;justify-content:center;color:#aaa;font-size:12px;}
.el.music{width:44px;height:44px;border-radius:50%;background:rgba(0,0,0,.55);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;}
.el.selected{outline:2px solid var(--brand);outline-offset:2px;}
.el .resize{position:absolute;right:-8px;bottom:-8px;width:18px;height:18px;background:var(--brand);border-radius:50%;border:2px solid #fff;display:none;}
.el.selected .resize{display:block;}
.bg-picker{display:flex;gap:8px;flex-wrap:wrap;margin:8px 0;}
.bg-picker .sw{width:28px;height:28px;border-radius:8px;border:2px solid #fff;box-shadow:0 0 0 1px var(--line);cursor:pointer;}

/* ===================== 展示页 ===================== */
/* 展示页顶栏：返回 / 标题 / 编辑 */
.view-topbar{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 14px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);}
.view-topbar .vt-title{flex:1;text-align:center;font-size:14px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.view-topbar .vt-btn{flex:none;padding:7px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink);}
.view-topbar .vt-btn:active{background:#f5f5f5;}
.view-topbar .vt-edit{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600;}
.view-wrap{display:flex;justify-content:center;align-items:flex-start;padding:24px 0;min-height:calc(100vh - 46px);}
#stage.view{transform-origin:top center;}
.play-fab{position:fixed;right:18px;bottom:24px;width:54px;height:54px;border-radius:50%;background:var(--brand);color:#fff;font-size:24px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);z-index:30;}
.share-bar{position:fixed;bottom:0;left:0;right:0;display:flex;gap:10px;padding:12px 16px;background:#fff;border-top:1px solid var(--line);z-index:30;}