:root{
  --pink:#ffd6e8;
  --light-pink:#fff0f6;
  --purple:#d6c6ff;
  --deep-purple:#a58fe8;
  --text:#4a4a6a;
  --text-light:#7a7a9a;
  --white:#ffffff;
  --card:#ffffff;
  --shadow:0 8px 24px rgba(165,143,232,0.12);
  --radius:22px;
  --radius-sm:14px;
  --radius-xs:10px;
}
*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  -webkit-tap-highlight-color:transparent;
}
html,body{
  height:100%;
  overflow-x:hidden;
}
body{
  font-family:"PingFang SC","Microsoft YaHei",sans-serif;
  background:linear-gradient(180deg,var(--light-pink) 0%,var(--pink) 100%);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
}
.app{
  max-width:480px;
  margin:0 auto;
  min-height:100vh;
  padding-bottom:92px;
  position:relative;
}
header{
  padding:18px 18px 8px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:20px;
  color:var(--deep-purple);
  letter-spacing:0.5px;
}
.logo .ip{
  width:38px;
  height:38px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--pink),var(--purple));
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:22px;
  box-shadow:var(--shadow);
}
main{
  padding:0 16px 20px;
}
.view-title{
  font-size:20px;
  font-weight:700;
  margin:8px 0 16px;
  color:var(--deep-purple);
}
.view-subtitle{
  font-size:14px;
  color:var(--text-light);
  margin:-10px 0 16px;
}
.card{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
  margin-bottom:16px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  border:none;
  border-radius:var(--radius-sm);
  padding:12px 18px;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  transition:transform .08s ease,box-shadow .15s ease;
  color:var(--white);
  background:linear-gradient(135deg,var(--deep-purple),#c9a8f8);
  box-shadow:0 6px 18px rgba(165,143,232,0.25);
}
.btn:active{transform:scale(0.97);}
.btn-block{width:100%;}
.btn-outline{
  background:var(--white);
  color:var(--deep-purple);
  border:2px solid var(--purple);
  box-shadow:none;
}
.btn-sm{padding:8px 12px;font-size:13px;border-radius:var(--radius-xs);}
.btn-danger{background:linear-gradient(135deg,#ff8fa3,#ff6b85);}
.btn-group{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
  margin-bottom:16px;
}
.mode-card{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px 16px;
  text-align:center;
  cursor:pointer;
  transition:transform .1s ease;
  border:3px solid transparent;
}
.mode-card:active{transform:scale(0.97);}
.mode-card.selected{border-color:var(--deep-purple);}
.mode-icon{font-size:46px;margin-bottom:8px;}
.mode-name{font-size:18px;font-weight:800;color:var(--deep-purple);}
.mode-desc{font-size:12px;color:var(--text-light);margin-top:4px;}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin:10px 0 16px;}
.filter-chip{
  background:var(--white);
  border:2px solid var(--purple);
  border-radius:20px;
  padding:8px 14px;
  font-size:13px;
  font-weight:700;
  color:var(--deep-purple);
  cursor:pointer;
  user-select:none;
}
.filter-chip.active{background:var(--deep-purple);color:var(--white);border-color:var(--deep-purple);}
.label-title{font-size:14px;font-weight:700;color:var(--text-light);margin:8px 0 6px;}
.candidate-list{display:flex;flex-direction:column;gap:14px;}
.activity-card{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
  display:flex;
  gap:14px;
  cursor:pointer;
  transition:transform .1s ease;
  border:3px solid transparent;
  position:relative;
}
.activity-card:active{transform:scale(0.98);}
.activity-card.selected{border-color:var(--deep-purple);}
.activity-card .emoji{font-size:44px;flex-shrink:0;width:54px;height:54px;display:flex;align-items:center;justify-content:center;background:var(--light-pink);border-radius:var(--radius-sm);}
.activity-card .info{flex:1;}
.activity-card .name{font-size:17px;font-weight:800;color:var(--deep-purple);margin-bottom:4px;}
.activity-card .meta{font-size:12px;color:var(--text-light);margin-bottom:6px;}
.activity-card .tags{display:flex;flex-wrap:wrap;gap:5px;}
.activity-card .tag{background:var(--purple);color:var(--white);font-size:11px;font-weight:700;padding:3px 8px;border-radius:10px;}
.activity-card .desc{font-size:13px;color:var(--text-light);margin-top:6px;}
.activity-card .excluded-badge{position:absolute;top:8px;right:8px;font-size:11px;background:#ffccd5;color:#d32f2f;padding:2px 7px;border-radius:10px;font-weight:700;}
.empty-tip{text-align:center;padding:30px 20px;color:var(--text-light);font-size:14px;}
.empty-tip .big{font-size:46px;margin-bottom:10px;}
.invite-card{
  background:linear-gradient(135deg,var(--card),#fff7fb);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px;
  text-align:center;
  margin-bottom:18px;
}
.invite-card .title{font-size:18px;font-weight:800;color:var(--deep-purple);margin-bottom:12px;}
.invite-card .content{
  font-size:18px;
  line-height:1.7;
  color:var(--text);
  min-height:80px;
  white-space:pre-wrap;
  word-break:break-word;
  background:var(--light-pink);
  border-radius:var(--radius-sm);
  padding:16px;
  margin-bottom:14px;
}
.input{
  width:100%;
  border:2px solid var(--purple);
  border-radius:var(--radius-sm);
  padding:12px 14px;
  font-size:15px;
  color:var(--text);
  background:var(--white);
  outline:none;
  margin-bottom:12px;
  font-family:inherit;
}
.input:focus{border-color:var(--deep-purple);}
textarea.input{min-height:110px;resize:vertical;}
.select-row{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.select-row label{font-size:14px;font-weight:700;color:var(--text-light);white-space:nowrap;}
.switch-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:8px 0;
}
.switch-row .label{font-size:14px;font-weight:700;color:var(--text);}
.switch{
  position:relative;
  width:46px;
  height:26px;
  border-radius:13px;
  background:#e0d9f5;
  cursor:pointer;
  transition:background .2s;
}
.switch.on{background:#a58fe8;}
.switch .knob{
  position:absolute;
  top:3px;left:3px;
  width:20px;height:20px;
  border-radius:50%;
  background:#fff;
  transition:left .2s;
  box-shadow:0 2px 4px rgba(0,0,0,0.1);
}
.switch.on .knob{left:23px;}
.activity-list{display:flex;flex-direction:column;gap:12px;}
.activity-item{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:14px 16px;
}
.activity-item .top{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:8px;
}
.activity-item .emoji{font-size:30px;}
.activity-item .name{font-size:16px;font-weight:800;color:var(--deep-purple);flex:1;}
.activity-item .actions{display:flex;gap:6px;}
.activity-item .meta{font-size:12px;color:var(--text-light);margin-bottom:6px;}
.activity-item .tags{display:flex;flex-wrap:wrap;gap:4px;}
.activity-item .tag{background:var(--purple);color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:8px;}
.history-list{display:flex;flex-direction:column;gap:12px;}
.history-item{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:14px 16px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.history-item .info{flex:1;}
.history-item .date{font-size:12px;color:var(--text-light);margin-bottom:4px;}
.history-item .title{font-size:15px;font-weight:800;color:var(--deep-purple);}
.history-item .mode{font-size:11px;background:var(--pink);color:var(--deep-purple);display:inline-block;padding:2px 8px;border-radius:8px;margin-top:4px;}
.history-item .partner{font-size:12px;color:var(--text-light);margin-top:2px;}
.nav-bar{
  position:fixed;
  bottom:0;
  left:50%;
  transform:translateX(-50%);
  width:100%;
  max-width:480px;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(10px);
  border-top:1px solid rgba(214,198,255,0.5);
  display:flex;
  justify-content:space-around;
  padding:8px 0 14px;
  z-index:50;
}
.nav-item{
  flex:1;
  text-align:center;
  color:var(--text-light);
  font-size:11px;
  font-weight:700;
  cursor:pointer;
  padding:4px 0;
}
.nav-item.active{color:var(--deep-purple);}
.nav-item .icon{font-size:22px;display:block;margin-bottom:2px;}
.modal{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.35);
  z-index:100;
  display:flex;
  align-items:flex-end;
  justify-content:center;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s;
}
.modal.show{opacity:1;pointer-events:auto;}
.modal-content{
  background:var(--card);
  width:100%;
  max-width:480px;
  max-height:86vh;
  overflow-y:auto;
  border-radius:var(--radius) var(--radius) 0 0;
  padding:20px 18px 26px;
  transform:translateY(20px);
  transition:transform .2s;
}
.modal.show .modal-content{transform:translateY(0);}
.modal-title{font-size:18px;font-weight:800;color:var(--deep-purple);margin-bottom:14px;}
.modal-footer{display:flex;gap:10px;margin-top:18px;}
.modal-footer .btn{flex:1;}
.hidden{display:none !important;}
.toast{
  position:fixed;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  background:rgba(74,74,106,0.92);
  color:#fff;
  padding:14px 22px;
  border-radius:var(--radius-sm);
  font-size:14px;
  z-index:120;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s;
  max-width:80%;
  text-align:center;
}
.toast.show{opacity:1;}
.confirm-mask{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.35);
  z-index:110;
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  pointer-events:none;
  transition:opacity .2s;
}
.confirm-mask.show{opacity:1;pointer-events:auto;}
.confirm-box{
  background:var(--card);
  border-radius:var(--radius);
  padding:20px;
  width:min(86%,360px);
  text-align:center;
}
.confirm-box .msg{font-size:15px;color:var(--text);margin-bottom:18px;line-height:1.5;}
.confirm-box .btns{display:flex;gap:10px;}
.confirm-box .btns .btn{flex:1;}
.setting-item{
  background:var(--card);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:16px 18px;
  margin-bottom:14px;
}
.setting-title{font-size:15px;font-weight:800;color:var(--deep-purple);margin-bottom:10px;}
.setting-desc{font-size:12px;color:var(--text-light);margin-bottom:12px;}
.radio-row{display:flex;gap:10px;flex-wrap:wrap;}
.radio-chip{
  border:2px solid var(--purple);
  border-radius:18px;
  padding:7px 14px;
  font-size:13px;
  font-weight:700;
  color:var(--deep-purple);
  cursor:pointer;
  background:var(--white);
}
.radio-chip.active{background:var(--deep-purple);color:#fff;border-color:var(--deep-purple);}
.danger-zone .btn{width:100%;margin-top:8px;}
.preview-canvas{display:none;}